/*!
 * Fzdn Theme - Main Stylesheet
 * Theme Name: Fzdn
 * Version: 2.0.0
 * Description: 方舟达能科技公司主题 - 专业企业风格
 */

/* ========================================
   1. CSS Variables & Reset
   ======================================== */
:root {
    /* 主色调 - 深邃蓝 */
    --color-primary: #0F3CC9;
    --color-primary-dark: #0A2A8F;
    --color-primary-light: #4F6FED;
    --color-primary-lighter: #EEF1FD;
    --color-primary-gradient: linear-gradient(135deg, #0F3CC9 0%, #1A56DB 50%, #2563EB 100%);

    /* 辅助色 - 暖金色 */
    --color-accent: #D97706;
    --color-accent-hover: #B45309;
    --color-accent-light: #FEF3C7;

    /* 深色渐变 */
    --color-dark-start: #060E26;
    --color-dark-mid: #0B2B5E;
    --color-dark-end: #0F3CC9;

    /* 中性色 */
    --color-neutral-50: #F8FAFC;
    --color-neutral-100: #F1F5F9;
    --color-neutral-200: #E2E8F0;
    --color-neutral-300: #CBD5E1;
    --color-neutral-500: #64748B;
    --color-neutral-700: #334155;
    --color-neutral-900: #0F172A;

    /* 背景色 */
    --bg-white: #FFFFFF;
    --bg-light: #F8FAFC;
    --bg-light2: #F1F5F9;

    /* 文字色 */
    --text-primary: #1E293B;
    --text-secondary: #475569;
    --text-muted: #94A3B8;
    --text-light: #CBD5E1;
    --text-white: #FFFFFF;

    /* 边框 */
    --border-color: #E2E8F0;
    --border-light: #F1F5F9;

    /* 阴影 - 更有层次 */
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08), 0 1px 3px rgba(15, 23, 42, 0.04);
    --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.1), 0 4px 8px rgba(15, 23, 42, 0.06);
    --shadow-xl: 0 20px 48px rgba(15, 23, 42, 0.12), 0 8px 16px rgba(15, 23, 42, 0.08);
    --shadow-card: 0 1px 3px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(15, 23, 42, 0.03);
    --shadow-card-hover: 0 12px 28px rgba(15, 23, 42, 0.1), 0 4px 10px rgba(15, 23, 42, 0.06);

    /* 圆角 */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* 字体 */
    --font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;

    /* 字号层级 */
    --text-xs: 0.75rem;
    --text-sm: 0.8125rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 2.25rem;
    --text-4xl: 2.75rem;

    /* 行高 */
    --leading-tight: 1.25;
    --leading-snug: 1.4;
    --leading-normal: 1.65;
    --leading-relaxed: 1.85;

    /* 字重 */
    --weight-normal: 400;
    --weight-medium: 500;
    --weight-semibold: 600;
    --weight-bold: 700;
    --weight-extrabold: 800;

    /* 过渡 */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* 容器宽度 */
    --container-width: 1200px;
    --container-narrow: 860px;
}

/* ========================================
   2. Base Reset
   ======================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    font-size: 16px;
    overflow-x: hidden;
    width: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--text-secondary);
    background: var(--bg-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-dark);
}

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: var(--weight-bold);
    line-height: var(--leading-tight);
    color: var(--text-primary);
}

h1 { font-size: var(--text-4xl); font-weight: var(--weight-extrabold); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); font-weight: var(--weight-semibold); }

p {
    margin-bottom: 1rem;
}

/* ========================================
   3. Utility Classes
   ======================================== */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.container-narrow {
    max-width: var(--container-narrow);
}

.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal !important;
}

.screen-reader-text:focus {
    background-color: var(--bg-white);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    clip: auto !important;
    clip-path: none;
    display: block;
    font-size: 14px;
    font-weight: 700;
    height: auto;
    left: 5px;
    line-height: normal;
    padding: 15px 23px 14px;
    text-decoration: none;
    top: 5px;
    width: auto;
    z-index: 100000;
}

/* ========================================
   4. Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    line-height: 1.4;
    white-space: nowrap;
    letter-spacing: 0.01em;
}

.btn-lg {
    padding: 15px 32px;
    font-size: 1rem;
    border-radius: var(--radius-lg);
}

.btn-sm {
    padding: 8px 18px;
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
}

.btn-primary {
    background: var(--color-primary);
    color: var(--text-white);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    color: var(--text-white);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: var(--text-white);
}

.btn-outline-dark {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline-dark:hover {
    background: var(--color-primary);
    color: var(--text-white);
}

.btn-accent {
    background: var(--color-accent);
    color: var(--text-white);
}

.btn-accent:hover {
    background: var(--color-accent-hover);
    color: var(--text-white);
}

/* ========================================
   5. Top Bar - 已移除
   ======================================== */

/* ========================================
   6. Header & Navigation - 高端商务风格
   ======================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(15, 60, 201, 0.06);
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 顶部微光渐变线 */
.site-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(15, 60, 201, 0.15) 20%,
        rgba(8, 145, 178, 0.25) 50%,
        rgba(15, 60, 201, 0.15) 80%,
        transparent 100%);
    opacity: 0.6;
    transition: opacity 0.35s ease;
}

.site-header.header-scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.04),
                0 8px 32px rgba(15, 60, 201, 0.06);
    border-bottom-color: rgba(15, 60, 201, 0.08);
}

.site-header.header-scrolled::after {
    opacity: 1;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 28px;
    height: 64px;
    gap: 48px;
}

/* Logo */
.site-branding {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.custom-logo-link {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.custom-logo-link .fzdn-logo-img {
    max-height: 40px;
    width: auto;
    display: block;
    flex-shrink: 0;
}

.fzdn-logo-text {
    font-size: 1.3rem;
    font-weight: 800;
    background: linear-gradient(135deg, #0F3CC9, #4F6FED);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.3px;
}

/* Navigation Menu */
.main-navigation {
    display: flex;
    align-items: center;
    height: 100%;
}

.primary-menu {
    display: flex;
    align-items: center;
    height: 100%;
    gap: 2px;
}

.primary-menu .menu-item {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
}

/* 菜单链接 */
.primary-menu .menu-item > a {
    display: flex;
    align-items: center;
    height: 38px;
    padding: 0 14px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    letter-spacing: 0.2px;
    position: relative;
    border-radius: 10px;
    background: transparent;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
}

/* 悬浮背景发光效果 */
.primary-menu .menu-item > a:hover {
    color: var(--color-primary);
    background: linear-gradient(135deg, rgba(15, 60, 201, 0.06), rgba(79, 111, 237, 0.04));
}

/* 悬浮渐变底线 */
.primary-menu .menu-item > a::before {
    content: '';
    position: absolute;
    bottom: -11px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: calc(100% - 16px);
    height: 2px;
    background: linear-gradient(90deg, #0891B2, #2563EB, #7C3AED);
    border-radius: 2px;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.primary-menu .menu-item > a:hover::before {
    transform: translateX(-50%) scaleX(1);
}

/* 当前菜单项 */
.primary-menu .current-menu-item > a,
.primary-menu .current-menu-parent > a {
    color: var(--color-primary);
    font-weight: 600;
    background: linear-gradient(135deg, rgba(15, 60, 201, 0.07), rgba(79, 111, 237, 0.05));
}

.primary-menu .current-menu-item > a::before,
.primary-menu .current-menu-parent > a::before {
    transform: translateX(-50%) scaleX(1);
}

/* Dropdown - 下拉菜单 */
.primary-menu .sub-menu {
    position: absolute;
    top: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    min-width: 190px;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-radius: 14px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06),
                0 0 0 1px rgba(15, 60, 201, 0.05);
    padding: 6px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 100;
}

/* 下拉三角 */
.primary-menu .sub-menu::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 12px;
    height: 12px;
    background: rgba(255, 255, 255, 0.96);
    border-radius: 3px;
    box-shadow: -1px -1px 0 rgba(15, 60, 201, 0.04);
}

.primary-menu .menu-item-has-children:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.primary-menu .sub-menu .menu-item {
    display: block;
}

.primary-menu .sub-menu .menu-item > a {
    display: block;
    height: auto;
    padding: 9px 14px;
    font-size: 0.84rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: 8px;
    transition: all 0.2s ease;
}

.primary-menu .sub-menu .menu-item > a::before,
.primary-menu .sub-menu .menu-item > a::after {
    display: none;
}

.primary-menu .sub-menu .menu-item > a:hover {
    background: linear-gradient(135deg, rgba(15, 60, 201, 0.06), rgba(79, 111, 237, 0.04));
    color: var(--color-primary);
    padding-left: 18px;
}

/* 下拉箭头指示器 */
.primary-menu .menu-item-has-children > a::after {
    content: '';
    display: inline-block;
    width: 5px;
    height: 5px;
    margin-left: 6px;
    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(45deg);
    transition: transform 0.25s ease;
    flex-shrink: 0;
}

.primary-menu .menu-item-has-children:hover > a::after {
    transform: rotate(-135deg);
}

/* ========================================
   6b. Mobile Menu Toggle
   ======================================== */
.menu-toggle {
    display: none;
    width: 42px;
    height: 42px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
    border-radius: 8px;
    transition: background var(--transition-fast);
}

.menu-toggle:hover {
    background: var(--bg-light);
}

.menu-toggle-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    width: 100%;
    height: 100%;
}

.menu-toggle-bar {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.menu-toggle.active .menu-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.menu-toggle.active .menu-toggle-bar:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.menu-toggle.active .menu-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav Overlay */
.mobile-nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    z-index: 998;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.mobile-nav-overlay.active {
    display: block;
    opacity: 1;
}

/* ========================================
   7. Hero Section - 外贸首屏
   ======================================== */
.hero-section {
    position: relative;
    min-height: 620px;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #0C1F52 0%, #1A3B7A 40%, #122E62 70%, #0C1F52 100%);
    overflow: hidden;
    isolation: isolate;
}

/* 背景装饰 */
.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.hero-bg-gradient {
    position: absolute;
    top: -40%;
    right: -20%;
    width: 900px;
    height: 900px;
    background: radial-gradient(circle, rgba(37,99,235,0.12) 0%, rgba(37,99,235,0.03) 35%, transparent 70%);
    border-radius: 50%;
    animation: heroGradientFloat 8s ease-in-out infinite;
}

@keyframes heroGradientFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25%      { transform: translate(-20px, -30px) scale(1.05); }
    50%      { transform: translate(10px, -10px) scale(0.98); }
    75%      { transform: translate(-15px, 20px) scale(1.03); }
}

.hero-bg-grid {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 0%, rgba(0,0,0,0.3) 60%, rgba(0,0,0,0) 100%);
    -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 0%, rgba(0,0,0,0.3) 60%, rgba(0,0,0,0) 100%);
    animation: heroGridPulse 6s ease-in-out infinite;
}

@keyframes heroGridPulse {
    0%, 100% { opacity: 1; }
    50%      { opacity: 0.5; }
}

.hero-bg-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
}

.hero-bg-orb-1 {
    top: -100px;
    left: -100px;
    width: 500px;
    height: 500px;
    background: rgba(37,99,235,0.06);
    animation: heroOrb1Drift 12s ease-in-out infinite;
}

@keyframes heroOrb1Drift {
    0%, 100% { transform: translate(0, 0); }
    33%      { transform: translate(60px, 40px); }
    66%      { transform: translate(-30px, -50px); }
}

.hero-bg-orb-2 {
    bottom: -150px;
    right: -50px;
    width: 400px;
    height: 400px;
    background: rgba(124,58,237,0.05);
    animation: heroOrb2Drift 14s ease-in-out infinite;
}

@keyframes heroOrb2Drift {
    0%, 100% { transform: translate(0, 0); }
    33%      { transform: translate(-50px, -60px); }
    66%      { transform: translate(40px, 30px); }
}

/* 主体内容 */
.hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    max-width: 1280px;
    width: 100%;
    margin: 0 auto;
    padding: 80px 28px;
}

/* 左侧文案 */
.hero-content {
    max-width: 540px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 18px;
    background: rgba(37,99,235,0.1);
    border: 1px solid rgba(37,99,235,0.2);
    border-radius: 50px;
    color: #93C5FD;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    margin-bottom: 28px;
    position: relative;
    overflow: hidden;
    animation: badgeGlow 3s ease-in-out infinite;
}

/* 光泽扫过 */
.hero-badge::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12), transparent);
    transform: skewX(-20deg);
    animation: badgeShine 4s ease-in-out infinite;
}

@keyframes badgeGlow {
    0%, 100% { box-shadow: 0 0 8px rgba(37,99,235,0.15); border-color: rgba(37,99,235,0.2); }
    50%      { box-shadow: 0 0 20px rgba(37,99,235,0.3), 0 0 40px rgba(37,99,235,0.1); border-color: rgba(59,130,246,0.4); }
}

@keyframes badgeShine {
    0%   { left: -100%; }
    40%  { left: 100%; }
    100% { left: 100%; }
}

.hero-badge-icon {
    font-size: 0.9rem;
}

.hero-title {
    font-size: 3.4rem;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: transparent;
    background: linear-gradient(135deg, #38BDF8 0%, #818CF8 40%, #C084FC 70%, #F472B6 100%);
    -webkit-background-clip: text;
    background-clip: text;
    margin-bottom: 22px;
}

.hero-title-highlight {
    background: linear-gradient(135deg, #60A5FA 0%, #A78BFA 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.5);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 460px;
}

.hero-cta {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.btn-hero-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 15px 30px;
    font-size: 0.95rem;
    font-weight: 700;
    color: #FFFFFF;
    background: linear-gradient(135deg, #2563EB, #4F6FED);
    border: none;
    border-radius: 12px;
    text-decoration: none;
    box-shadow: 0 4px 24px rgba(37,99,235,0.35);
    transition: all 0.3s ease;
}
.btn-hero-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(37,99,235,0.45);
    color: #FFFFFF;
}

.btn-hero-outline {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 15px 30px;
    font-size: 0.95rem;
    font-weight: 600;
    color: rgba(255,255,255,0.85);
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
}
.btn-hero-outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.3);
    transform: translateY(-2px);
    color: #FFFFFF;
}

/* 右侧数据卡片 */
.hero-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.hero-stat-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 14px;
    padding: 22px 18px 20px;
    transition: all 0.35s ease;
    position: relative;
    overflow: hidden;
}

.hero-stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    opacity: 0;
    transition: opacity 0.35s;
}

.hero-stat-card:nth-child(1)::before { background: linear-gradient(90deg, #3B82F6, #60A5FA); }
.hero-stat-card:nth-child(2)::before { background: linear-gradient(90deg, #10B981, #34D399); }
.hero-stat-card:nth-child(3)::before { background: linear-gradient(90deg, #F59E0B, #FBBF24); }
.hero-stat-card:nth-child(4)::before { background: linear-gradient(90deg, #A78BFA, #C4B5FD); }

.hero-stat-card:hover {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.12);
    transform: translateY(-3px);
}
.hero-stat-card:hover::before {
    opacity: 1;
}

.hero-stat-icon {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    margin-bottom: 12px;
}

.hero-stat-card:nth-child(1) .hero-stat-icon { background: rgba(59,130,246,0.12); color: #60A5FA; }
.hero-stat-card:nth-child(2) .hero-stat-icon { background: rgba(16,185,129,0.12); color: #34D399; }
.hero-stat-card:nth-child(3) .hero-stat-icon { background: rgba(245,158,11,0.12); color: #FBBF24; }
.hero-stat-card:nth-child(4) .hero-stat-icon { background: rgba(167,139,250,0.12); color: #C4B5FD; }

.hero-stat-value {
    font-size: 1.8rem;
    font-weight: 800;
    color: #FFFFFF;
    margin-bottom: 3px;
    letter-spacing: -0.02em;
}
.hero-stat-value small {
    font-size: 0.95rem;
    font-weight: 600;
    opacity: 0.5;
    margin-left: 2px;
}

.hero-stat-label {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.4);
    font-weight: 500;
}

/* 下滑指示 */
.hero-scroll {
    position: absolute;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: rgba(255,255,255,0.25);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    animation: heroScrollHint 2s ease-in-out infinite;
}

@keyframes heroScrollHint {
    0%, 100% { opacity: 0.4; transform: translateX(-50%) translateY(0); }
    50% { opacity: 1; transform: translateX(-50%) translateY(4px); }
}

/* ========================================
   8. Section Headers - 高端样式
   ======================================== */
    .section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-header-left {
    text-align: left;
    margin-bottom: 40px;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.78rem;
    font-weight: 600;
    color: #2563EB;
    text-transform: none;
    letter-spacing: 0.06em;
    margin-bottom: 16px;
    padding: 6px 18px;
    background: rgba(37, 99, 235, 0.08);
    border: 1px solid rgba(37, 99, 235, 0.15);
    border-radius: 50px;
    transition: all 0.3s ease;
}

.section-label::before {
    content: '';
    width: 7px;
    height: 7px;
    background: #2563EB;
    border-radius: 50%;
    flex-shrink: 0;
    animation: pulse-dot 2s ease-in-out infinite;
}

.section-label:hover {
    background: rgba(37, 99, 235, 0.14);
    border-color: rgba(37, 99, 235, 0.25);
}

.section-title {
    font-size: var(--text-3xl);
    font-weight: var(--weight-extrabold);
    color: var(--text-primary);
    margin-bottom: 16px;
    letter-spacing: -0.01em;
    line-height: var(--leading-tight);
}

/* 三词标语 - 分色渐变 */
.section-title-tagline {
    font-size: 2.25rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 6px;
}
.section-title-tagline .tw {
    display: inline-block;
    position: relative;
    transition: transform 0.4s ease;
}
.section-title-tagline .tw:nth-child(1) { color: #2563EB; }
.section-title-tagline .tw:nth-child(2) { color: #8B5CF6; }
.section-title-tagline .tw:nth-child(3) { color: #EC4899; }
.section-title-tagline .ts {
    font-style: normal;
    font-weight: 600;
    color: #CBD5E1;
    font-size: 0.85em;
    transition: color 0.4s ease;
}
.section-title-tagline .tw:hover {
    transform: translateY(-3px);
}
.section-title-tagline .tw:hover + .ts {
    color: #94A3B8;
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--text-muted);
    font-weight: var(--weight-normal);
    max-width: 560px;
    margin: 0 auto;
    line-height: var(--leading-relaxed);
}

.section-header-left .section-subtitle {
    margin: 0;
}

.section-divider {
    width: 56px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    border-radius: 2px;
    margin: 20px auto 0;
}

.section-divider-left {
    margin: 20px 0 0;
}

/* ========================================
   9. Products Section - 全新设计
   ======================================== */
.products-section {
    padding: 52px 0;
    background: linear-gradient(180deg, #F8FAFC 0%, #EEF2FB 40%, #F8FAFC 100%);
    position: relative;
    overflow: hidden;
}

/* 背景装饰光斑 */
.products-section::before {
    content: '';
    position: absolute;
    top: -180px;
    left: -120px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(15, 60, 201, 0.04) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.products-section::after {
    content: '';
    position: absolute;
    bottom: -160px;
    right: -100px;
    width: 420px;
    height: 460px;
    background: radial-gradient(circle, rgba(217, 119, 6, 0.03) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    position: relative;
    z-index: 1;
}

/* ========== 产品卡片 ========== */
.product-card {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: 32px 28px 28px;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    cursor: default;
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(15, 23, 42, 0.02);
    border: 1px solid rgba(226, 232, 240, 0.6);
    display: flex;
    flex-direction: column;
}

/* 卡片顶部渐变装饰条 */
.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    border-radius: 3px 3px 0 0;
    opacity: 0;
    transition: opacity 0.35s ease;
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.1), 0 4px 12px rgba(15, 23, 42, 0.06);
    border-color: transparent;
}

.product-card:hover::before {
    opacity: 1;
}

/* ========== 序号角标 ========== */
.product-card-index {
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1;
    opacity: 0.04;
    pointer-events: none;
    transition: opacity 0.35s ease;
}

.product-card:hover .product-card-index {
    opacity: 0.07;
}

/* ========== 图标区域 ========== */
.product-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    margin-bottom: 20px;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 1;
}

.product-icon svg {
    width: 34px;
    height: 34px;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-card:hover .product-icon svg {
    transform: scale(1.12);
}

/* ========== 文字区域 ========== */
.product-title {
    font-size: var(--text-lg);
    font-weight: var(--weight-bold);
    margin-bottom: 8px;
    color: var(--text-primary);
    position: relative;
    z-index: 1;
    letter-spacing: 0.01em;
}

.product-desc {
    font-size: var(--text-sm);
    color: var(--text-muted);
    line-height: var(--leading-relaxed);
    flex: 1;
    position: relative;
    z-index: 1;
}

/* ========== 底部链接 ========== */
.product-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    font-weight: var(--weight-semibold);
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
    align-self: flex-start;
    padding: 6px 0;
}

.product-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    border-radius: 1px;
    transition: width 0.3s ease;
}

.product-card:hover .product-link::after {
    width: 100%;
}

.product-link svg {
    transition: transform 0.3s ease;
}

.product-card:hover .product-link svg {
    transform: translateX(3px);
}

/* ============================================
   9a. 每张卡片独立配色 (nth-child)
   ============================================ */

/* --- 卡片1 - 深邃蓝 --- */
.product-card:nth-child(1)::before { background: linear-gradient(90deg, #0F3CC9, #4F6FED); }
.product-card:nth-child(1) .product-icon { background: linear-gradient(135deg, #EEF1FD, #DCE4FC); color: #0F3CC9; }
.product-card:nth-child(1):hover .product-icon { background: linear-gradient(135deg, #0F3CC9, #2563EB); color: #FFFFFF; box-shadow: 0 8px 24px rgba(15, 60, 201, 0.3); }
.product-card:nth-child(1) .product-link { color: #0F3CC9; }
.product-card:nth-child(1) .product-link::after { background: #0F3CC9; }
.product-card:nth-child(1) .product-card-index { color: #0F3CC9; }

/* --- 卡片2 - 青碧色 --- */
.product-card:nth-child(2)::before { background: linear-gradient(90deg, #0D9488, #2DD4BF); }
.product-card:nth-child(2) .product-icon { background: linear-gradient(135deg, #F0FDFA, #CCFBF1); color: #0D9488; }
.product-card:nth-child(2):hover .product-icon { background: linear-gradient(135deg, #0D9488, #14B8A6); color: #FFFFFF; box-shadow: 0 8px 24px rgba(13, 148, 136, 0.3); }
.product-card:nth-child(2) .product-link { color: #0D9488; }
.product-card:nth-child(2) .product-link::after { background: #0D9488; }
.product-card:nth-child(2) .product-card-index { color: #0D9488; }

/* --- 卡片3 - 紫罗兰 --- */
.product-card:nth-child(3)::before { background: linear-gradient(90deg, #7C3AED, #A78BFA); }
.product-card:nth-child(3) .product-icon { background: linear-gradient(135deg, #F5F3FF, #EDE9FE); color: #7C3AED; }
.product-card:nth-child(3):hover .product-icon { background: linear-gradient(135deg, #7C3AED, #8B5CF6); color: #FFFFFF; box-shadow: 0 8px 24px rgba(124, 58, 237, 0.3); }
.product-card:nth-child(3) .product-link { color: #7C3AED; }
.product-card:nth-child(3) .product-link::after { background: #7C3AED; }
.product-card:nth-child(3) .product-card-index { color: #7C3AED; }

/* --- 卡片4 - 琥珀橙 --- */
.product-card:nth-child(4)::before { background: linear-gradient(90deg, #D97706, #F59E0B); }
.product-card:nth-child(4) .product-icon { background: linear-gradient(135deg, #FFFBEB, #FEF3C7); color: #D97706; }
.product-card:nth-child(4):hover .product-icon { background: linear-gradient(135deg, #D97706, #F59E0B); color: #FFFFFF; box-shadow: 0 8px 24px rgba(217, 119, 6, 0.3); }
.product-card:nth-child(4) .product-link { color: #D97706; }
.product-card:nth-child(4) .product-link::after { background: #D97706; }
.product-card:nth-child(4) .product-card-index { color: #D97706; }

/* --- 卡片5 - 翠绿色 --- */
.product-card:nth-child(5)::before { background: linear-gradient(90deg, #059669, #34D399); }
.product-card:nth-child(5) .product-icon { background: linear-gradient(135deg, #ECFDF5, #D1FAE5); color: #059669; }
.product-card:nth-child(5):hover .product-icon { background: linear-gradient(135deg, #059669, #10B981); color: #FFFFFF; box-shadow: 0 8px 24px rgba(5, 150, 105, 0.3); }
.product-card:nth-child(5) .product-link { color: #059669; }
.product-card:nth-child(5) .product-link::after { background: #059669; }
.product-card:nth-child(5) .product-card-index { color: #059669; }

/* --- 卡片6 - 玫红色 --- */
.product-card:nth-child(6)::before { background: linear-gradient(90deg, #DB2777, #F472B6); }
.product-card:nth-child(6) .product-icon { background: linear-gradient(135deg, #FDF2F8, #FCE7F3); color: #DB2777; }
.product-card:nth-child(6):hover .product-icon { background: linear-gradient(135deg, #DB2777, #EC4899); color: #FFFFFF; box-shadow: 0 8px 24px rgba(219, 39, 119, 0.3); }
.product-card:nth-child(6) .product-link { color: #DB2777; }
.product-card:nth-child(6) .product-link::after { background: #DB2777; }
.product-card:nth-child(6) .product-card-index { color: #DB2777; }

/* --- 卡片7 - 靛青色 --- */
.product-card:nth-child(7)::before { background: linear-gradient(90deg, #4F46E5, #818CF8); }
.product-card:nth-child(7) .product-icon { background: linear-gradient(135deg, #EEF2FF, #E0E7FF); color: #4F46E5; }
.product-card:nth-child(7):hover .product-icon { background: linear-gradient(135deg, #4F46E5, #6366F1); color: #FFFFFF; box-shadow: 0 8px 24px rgba(79, 70, 229, 0.3); }
.product-card:nth-child(7) .product-link { color: #4F46E5; }
.product-card:nth-child(7) .product-link::after { background: #4F46E5; }
.product-card:nth-child(7) .product-card-index { color: #4F46E5; }

/* --- 卡片8 - 天蓝色 --- */
.product-card:nth-child(8)::before { background: linear-gradient(90deg, #0284C7, #38BDF8); }
.product-card:nth-child(8) .product-icon { background: linear-gradient(135deg, #F0F9FF, #E0F2FE); color: #0284C7; }
.product-card:nth-child(8):hover .product-icon { background: linear-gradient(135deg, #0284C7, #0EA5E9); color: #FFFFFF; box-shadow: 0 8px 24px rgba(2, 132, 199, 0.3); }
.product-card:nth-child(8) .product-link { color: #0284C7; }
.product-card:nth-child(8) .product-link::after { background: #0284C7; }
.product-card:nth-child(8) .product-card-index { color: #0284C7; }

/* --- 卡片9 - 暖棕色 --- */
.product-card:nth-child(9)::before { background: linear-gradient(90deg, #B45309, #D97706); }
.product-card:nth-child(9) .product-icon { background: linear-gradient(135deg, #FFFBEB, #FEF0D5); color: #B45309; }
.product-card:nth-child(9):hover .product-icon { background: linear-gradient(135deg, #B45309, #D97706); color: #FFFFFF; box-shadow: 0 8px 24px rgba(180, 83, 9, 0.3); }
.product-card:nth-child(9) .product-link { color: #B45309; }
.product-card:nth-child(9) .product-link::after { background: #B45309; }
.product-card:nth-child(9) .product-card-index { color: #B45309; }

/* ========================================
   10. Stats Section - 轻量现代卡片风
   ======================================== */
.stats-section {
    padding: 64px 0;
    background: linear-gradient(180deg, #F8FAFC 0%, #EEF2FB 40%, #F8FAFC 100%);
    position: relative;
    overflow: hidden;
}

/* 背景装饰光斑 */
.stats-section::before {
    content: '';
    position: absolute;
    top: -120px;
    right: -120px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(15, 60, 201, 0.04) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.stats-section::after {
    content: '';
    position: absolute;
    bottom: -80px;
    left: -80px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.04) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
    z-index: 1;
}

.stat-card {
    text-align: center;
    padding: 40px 24px 32px;
    background: #FFFFFF;
    border-radius: 16px;
    border: 1px solid rgba(15, 60, 201, 0.06);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

/* 卡片顶部彩色条 */
.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 48px;
    height: 3px;
    border-radius: 0 0 3px 3px;
    transition: width 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.stat-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(15, 60, 201, 0.1);
    border-color: rgba(15, 60, 201, 0.12);
}

.stat-card:hover::before {
    width: 72px;
}

/* 4 种独立配色方案 */
.stat-card:nth-child(1)::before { background: linear-gradient(90deg, #2563EB, #60A5FA); }
.stat-card:nth-child(2)::before { background: linear-gradient(90deg, #059669, #34D399); }
.stat-card:nth-child(3)::before { background: linear-gradient(90deg, #D97706, #FBBF24); }
.stat-card:nth-child(4)::before { background: linear-gradient(90deg, #7C3AED, #A78BFA); }

/* 图标 */
.stat-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.stat-card:hover .stat-icon {
    transform: scale(1.08);
}

.stat-card:nth-child(1) .stat-icon {
    background: linear-gradient(135deg, #EFF6FF, #DBEAFE);
    color: #2563EB;
}
.stat-card:nth-child(2) .stat-icon {
    background: linear-gradient(135deg, #ECFDF5, #D1FAE5);
    color: #059669;
}
.stat-card:nth-child(3) .stat-icon {
    background: linear-gradient(135deg, #FFFBEB, #FEF3C7);
    color: #D97706;
}
.stat-card:nth-child(4) .stat-icon {
    background: linear-gradient(135deg, #F5F3FF, #EDE9FE);
    color: #7C3AED;
}

/* 数字 */
.stat-number {
    font-size: 2.75rem;
    font-weight: var(--weight-extrabold);
    margin-bottom: 6px;
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 2px;
    letter-spacing: -0.02em;
    font-family: var(--font-family);
}

.stat-card:nth-child(1) .stat-number { color: #1E3A5F; }
.stat-card:nth-child(2) .stat-number { color: #14532D; }
.stat-card:nth-child(3) .stat-number { color: #78350F; }
.stat-card:nth-child(4) .stat-number { color: #3B0764; }

.stat-suffix {
    font-size: 1.35rem;
    font-weight: var(--weight-bold);
}

.stat-card:nth-child(1) .stat-suffix { color: #2563EB; }
.stat-card:nth-child(2) .stat-suffix { color: #059669; }
.stat-card:nth-child(3) .stat-suffix { color: #D97706; }
.stat-card:nth-child(4) .stat-suffix { color: #7C3AED; }

/* 标签 */
.stat-label {
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--text-secondary);
    letter-spacing: 0.03em;
}

/* ========================================
   11. Cases Section - 专业案例展示
   ======================================== */
.cases-section {
    padding: 64px 0;
    background: #FFFFFF;
    position: relative;
    overflow: hidden;
}

/* 背景装饰 */
.cases-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(37,99,235,0.025) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(30%, -30%);
    pointer-events: none;
}

/* ========== 筛选按钮 ========== */
.case-filters {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 52px;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.case-filter-btn {
    padding: 9px 22px;
    border: 1px solid #E2E8F0;
    background: #FFFFFF;
    color: #64748B;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
    letter-spacing: 0.01em;
}

.case-filter-btn:hover {
    color: #2563EB;
    border-color: #93C5FD;
    background: #F8FAFC;
}

.case-filter-btn.active {
    background: #1A1D28;
    color: #FFFFFF;
    border-color: #1A1D28;
    box-shadow: 0 2px 8px rgba(26,29,40,0.15);
    font-weight: 600;
}

/* ========== 案例网格 ========== */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    position: relative;
    z-index: 1;
}

/* ========== 案例卡片 ========== */
.case-card {
    background: #FFFFFF;
    border-radius: 18px;
    overflow: hidden;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.35s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04), 0 6px 18px rgba(0,0,0,0.03);
    border: 1px solid rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
    cursor: pointer;
}

.case-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(0,0,0,0.1), 0 6px 16px rgba(0,0,0,0.05);
    border-color: rgba(37,99,235,0.15);
}

.case-card.hidden {
    display: none;
}

/* ========== 图片区域 ========== */
.case-img {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
    background: #F1F5F9;
}

.case-img-el {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.case-card:hover .case-img-el {
    transform: scale(1.06);
}

/* 底部渐变遮罩 */
.case-img::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 60%;
    background: linear-gradient(to top, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.15) 50%, transparent 100%);
    pointer-events: none;
}

/* 图片底部信息栏 */
.case-img-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px 14px;
}

.case-tag {
    padding: 4px 12px;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(6px);
    border-radius: 20px;
    font-size: 0.68rem;
    font-weight: 600;
    color: #334155;
    letter-spacing: 0.02em;
}

.case-result {
    padding: 4px 12px;
    background: rgba(37,99,235,0.92);
    backdrop-filter: blur(6px);
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    color: #FFFFFF;
    letter-spacing: 0.02em;
}

/* ========== 信息区 ========== */
.case-body {
    padding: 14px 18px 18px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.case-title {
    font-size: 0.92rem;
    font-weight: 700;
    color: #1A1D28;
    margin-bottom: 4px;
    line-height: 1.35;
    letter-spacing: -0.01em;
}

.case-desc {
    font-size: 0.78rem;
    color: #8B8FA3;
    line-height: 1.5;
    margin: 0;
}

/* ========================================
   12. Services Section - 核心服务展示
   ======================================== */
.services-section {
    padding: 48px 0 80px;
    background: #FFFFFF;
    position: relative;
    overflow: hidden;
}

.services-section .section-header {
    margin-bottom: 52px;
}

/* 核心服务标题 - 双行分层设计 */
.services-main-title {
    font-size: 2.5rem !important;
    font-weight: 700 !important;
    line-height: 1.35 !important;
    letter-spacing: 0.06em !important;
    color: #0F172A !important;
}

.services-title-line {
    display: block;
}

.services-title-accent {
    background: linear-gradient(135deg, #2563EB 0%, #7C3AED 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    font-size: 0.92em;
    margin-top: 2px;
}

/* 服务卡片网格 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
    max-width: 960px;
    margin: 0 auto;
}

.service-card {
    background: #FFFFFF;
    border: 1px solid #EEF2F7;
    border-radius: 16px;
    padding: 36px 32px 32px;
    position: relative;
    transition: all 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
    overflow: hidden;
}

.service-card-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 20px;
}

.service-icon {
    width: 60px;
    height: 60px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37,99,235,0.06);
    color: var(--svc-color, #2563EB);
    transition: all 0.4s ease;
}

.service-num {
    font-size: 3rem;
    font-weight: 900;
    color: #F1F5F9;
    line-height: 0.8;
    letter-spacing: -0.04em;
    transition: color 0.4s ease;
}

.service-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1E293B;
    margin: 0 0 10px;
    line-height: 1.3;
    transition: color 0.35s ease;
}

.service-desc {
    font-size: 0.9rem;
    color: #64748B;
    line-height: 1.7;
    margin: 0;
    transition: color 0.35s ease;
}

.service-card-line {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--svc-color, #2563EB);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(0,0,0,0.07), 0 4px 12px rgba(0,0,0,0.03);
    border-color: #E2E8F0;
}

.service-card:hover .service-card-line {
    transform: scaleX(1);
}

.service-card:hover .service-icon {
    transform: scale(1.08);
    background: var(--svc-color, #2563EB);
    color: #FFFFFF;
}

.service-card:hover .service-num {
    color: rgba(37,99,235,0.06);
}

.service-card:hover .service-title {
    color: var(--svc-color, #2563EB);
}

.service-card:hover .service-desc {
    color: #475569;
}

/* ========================================
   12. Advantages Section - 垂直卡片 + 水印编号
   ======================================== */
.advantages-section {
    padding: 24px 0 80px;
    background: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 50%, #F1F5F9 100%);
    position: relative;
    overflow: hidden;
}

/* 装饰光晕 */
.advantages-section::before {
    content: '';
    position: absolute;
    top: -120px;
    right: -100px;
    width: 560px;
    height: 560px;
    background: radial-gradient(circle, rgba(37,99,235,0.045) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.advantages-section::after {
    content: '';
    position: absolute;
    bottom: -80px;
    left: -60px;
    width: 420px;
    height: 460px;
    background: radial-gradient(circle, rgba(124,58,237,0.035) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.advantages-section .container {
    position: relative;
    z-index: 1;
}

.advantages-section .section-header {
    margin-bottom: 56px;
}

/* === 桌面端 3列网格 === */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 1140px;
    margin: 0 auto;
}

/* === 单张卡片 - 垂直布局 === */
.advantage-card {
    position: relative;
    background: #FFFFFF;
    border-radius: 18px;
    padding: 40px 30px 32px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: 0 1px 3px rgba(0,0,0,0.03), 0 3px 12px rgba(0,0,0,0.02);
    border: 1px solid #EEF2F7;
    transition: all 0.45s cubic-bezier(0.22, 0.61, 0.36, 1);
    cursor: pointer;
    overflow: hidden;
}

/* 顶部彩色细线 - hover时展开 */
.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    border-radius: 0 0 3px 3px;
    transition: all 0.45s cubic-bezier(0.22, 0.61, 0.36, 1);
}

[data-color="1"]::before { background: #3B82F6; }
[data-color="2"]::before { background: #10B981; }
[data-color="3"]::before { background: #8B5CF6; }
[data-color="4"]::before { background: #F59E0B; }
[data-color="5"]::before { background: #06B6D4; }
[data-color="6"]::before { background: #EF4444; }

/* 悬浮效果 */
.advantage-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(0,0,0,0.08), 0 4px 16px rgba(0,0,0,0.04);
    border-color: #E2E8F0;
}

.advantage-card:hover::before {
    width: 100%;
}

/* === 水印编号 === */
.advantage-watermark {
    position: absolute;
    top: 12px;
    right: 18px;
    font-size: 4rem;
    font-weight: 900;
    line-height: 1;
    letter-spacing: -0.05em;
    color: #F1F5F9;
    pointer-events: none;
    transition: all 0.45s cubic-bezier(0.22, 0.61, 0.36, 1);
}

[data-color="1"]:hover .advantage-watermark { color: rgba(59,130,246,0.06); }
[data-color="2"]:hover .advantage-watermark { color: rgba(16,185,129,0.06); }
[data-color="3"]:hover .advantage-watermark { color: rgba(139,92,246,0.06); }
[data-color="4"]:hover .advantage-watermark { color: rgba(245,158,11,0.06); }
[data-color="5"]:hover .advantage-watermark { color: rgba(6,182,212,0.06); }
[data-color="6"]:hover .advantage-watermark { color: rgba(239,68,68,0.06); }

.advantage-card:hover .advantage-watermark {
    transform: scale(1.1) translateY(-4px);
}

/* === 图标区 === */
.advantage-icon-wrap {
    width: 70px;
    height: 70px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
    transition: all 0.45s cubic-bezier(0.22, 0.61, 0.36, 1);
}

[data-color="1"] .advantage-icon-wrap { background: #EFF6FF; color: #3B82F6; }
[data-color="2"] .advantage-icon-wrap { background: #ECFDF5; color: #10B981; }
[data-color="3"] .advantage-icon-wrap { background: #F5F3FF; color: #8B5CF6; }
[data-color="4"] .advantage-icon-wrap { background: #FFFBEB; color: #F59E0B; }
[data-color="5"] .advantage-icon-wrap { background: #ECFEFF; color: #06B6D4; }
[data-color="6"] .advantage-icon-wrap { background: #FEF2F2; color: #EF4444; }

.advantage-card:hover .advantage-icon-wrap {
    transform: scale(1.08);
    box-shadow: 0 8px 28px rgba(0,0,0,0.1);
}

[data-color="1"]:hover .advantage-icon-wrap { background: #3B82F6; color: #FFFFFF; }
[data-color="2"]:hover .advantage-icon-wrap { background: #10B981; color: #FFFFFF; }
[data-color="3"]:hover .advantage-icon-wrap { background: #8B5CF6; color: #FFFFFF; }
[data-color="4"]:hover .advantage-icon-wrap { background: #F59E0B; color: #FFFFFF; }
[data-color="5"]:hover .advantage-icon-wrap { background: #06B6D4; color: #FFFFFF; }
[data-color="6"]:hover .advantage-icon-wrap { background: #EF4444; color: #FFFFFF; }

.advantage-icon-wrap svg {
    display: block;
    transition: transform 0.3s ease;
}

.advantage-card:hover .advantage-icon-wrap svg {
    transform: rotate(-5deg) scale(1.05);
}

/* === 标题 === */
.advantage-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1E293B;
    margin: 0 0 10px;
    line-height: 1.3;
    letter-spacing: -0.01em;
    position: relative;
    z-index: 1;
    transition: color 0.35s ease;
}

[data-color="1"]:hover .advantage-title { color: #2563EB; }
[data-color="2"]:hover .advantage-title { color: #059669; }
[data-color="3"]:hover .advantage-title { color: #7C3AED; }
[data-color="4"]:hover .advantage-title { color: #EA580C; }
[data-color="5"]:hover .advantage-title { color: #0891B2; }
[data-color="6"]:hover .advantage-title { color: #DC2626; }

/* === 描述 === */
.advantage-desc {
    font-size: 0.875rem;
    color: #94A3B8;
    line-height: 1.75;
    margin: 0;
    position: relative;
    z-index: 1;
    transition: color 0.35s ease;
    max-width: 280px;
}

.advantage-card:hover .advantage-desc {
    color: #64748B;
}

/* ========================================
   13. About Section - 左右两栏布局
   ======================================== */
.about-section {
    padding: 56px 0 36px;
    background: var(--bg-white);
}

/* 两栏布局 */
.about-layout {
    display: grid;
    grid-template-columns: 460px 1fr;
    gap: 80px;
    align-items: center;
}

/* 左侧 - 4个数据卡片 2x2 */
.about-stats-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.about-stat-card {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: 36px 28px 32px;
    text-align: center;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    position: relative;
    overflow: visible;
    border: 1px solid transparent;
    cursor: default;
}

/* 左侧渐变装饰条 - 始终显示 */
.about-stat-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 0;
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-accent) 100%);
    border-radius: 0 3px 3px 0;
    transition: height 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.about-stat-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(15, 60, 201, 0.18);
    border-color: var(--color-primary-lighter);
}

.about-stat-card:hover::before {
    height: 56px;
}

/* 高亮卡片 - 柔和浅蓝底 */
.about-stat-card.highlight {
    background: linear-gradient(135deg, rgba(15, 60, 201, 0.04), rgba(11, 43, 94, 0.02));
    box-shadow: 0 4px 20px rgba(15, 60, 201, 0.08);
    border-color: rgba(15, 60, 201, 0.12);
}

.about-stat-card.highlight:hover {
    box-shadow: 0 12px 32px rgba(15, 60, 201, 0.15);
    border-color: rgba(15, 60, 201, 0.25);
}

.about-stat-card.highlight::before {
    background: linear-gradient(180deg, #FCD34D 0%, #F59E0B 100%);
    height: 0;
}

.about-stat-card.highlight:hover::before {
    height: 56px;
}

.about-stat-card.highlight .about-stat-card-number {
    color: #0F3CC9;
}

.about-stat-card.highlight .about-stat-card-suffix {
    color: #0F3CC9;
}

.about-stat-card.highlight .about-stat-card-label {
    color: var(--text-secondary);
}

.about-stat-card-number {
    display: flex;
    align-items: baseline;
    justify-content: center;
    font-size: var(--text-4xl);
    font-weight: var(--weight-extrabold);
    color: #0F3CC9;
    margin-bottom: 0;
    line-height: 1;
}

.about-stat-card-suffix {
    font-size: 2rem;
    font-weight: var(--weight-extrabold);
    color: #0F3CC9;
    margin-left: 0;
}

.about-stat-card-label {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    font-weight: var(--weight-semibold);
    letter-spacing: 0.06em;
    margin-top: 6px;
}

/* 右侧 - 内容区 */
.about-content {
    padding-left: 0;
}

.about-heading-title {
    font-size: 1.75rem;
    font-weight: var(--weight-extrabold);
    color: transparent;
    background: linear-gradient(135deg, #0F3CC9 0%, #6366F1 50%, #A78BFA 100%);
    -webkit-background-clip: text;
    background-clip: text;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
    line-height: var(--leading-tight);
}

.section-divider-left {
    width: 56px;
    height: 3px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    margin-bottom: 12px;
}

.about-description {
    margin-bottom: 0;
}

.about-description p {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: 0;
}

/* 特性列表 - 对号 */
.about-feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.about-feature-item {
    position: relative;
    padding: 14px 0 14px 32px;
    font-size: var(--text-base);
    font-weight: var(--weight-medium);
    color: var(--text-secondary);
    line-height: var(--leading-normal);
    border-bottom: 1px solid var(--border-color);
}

.about-feature-item:last-child {
    border-bottom: none;
}

.about-feature-item::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 14px;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    color: #FFFFFF;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: 50%;
    flex-shrink: 0;
}

/* ========================================
   14. Process Section - 合作流程
   ======================================== */
.process-section {
    padding: 80px 0;
    background: #F8FAFC;
    position: relative;
    overflow: hidden;
}

.process-section .section-header {
    margin-bottom: 56px;
}

/* 时间线 */
.process-timeline {
    position: relative;
    max-width: 960px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
}

/* 背景连接线 - 多彩渐变 */
.process-line {
    position: absolute;
    top: 32px;
    left: 50px;
    right: 50px;
    height: 2px;
    background: linear-gradient(90deg, #3B82F6, #10B981, #F59E0B, #EC4899, #EF4444);
    z-index: 1;
    opacity: 0.3;
}

/* 单步 */
.process-step {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 160px;
    cursor: default;
}

/* 圆点 */
.process-dot {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: #E2E8F0;
    border: 2px solid #E2E8F0;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.4s ease;
    position: relative;
    animation: processBreathe 3s ease-in-out infinite;
    animation-delay: calc(var(--i, 0) * 0.35s);
}

/* 扩散波纹 - 使用 currentColor 匹配各步骤颜色 */
.process-dot::before {
    content: '';
    position: absolute;
    inset: -5px;
    border-radius: 50%;
    border: 2px solid currentColor;
    opacity: 0;
    animation: processRipple 3.5s ease-out infinite;
    animation-delay: calc(var(--i, 0) * 0.35s + 0.2s);
    pointer-events: none;
}

/* 第二层波纹 */
.process-dot::after {
    content: '';
    position: absolute;
    inset: -5px;
    border-radius: 50%;
    border: 1.5px solid currentColor;
    opacity: 0;
    animation: processRipple 3.5s ease-out infinite;
    animation-delay: calc(var(--i, 0) * 0.35s + 0.9s);
    pointer-events: none;
}

.process-dot-inner {
    font-size: 1.1rem;
    font-weight: 800;
    color: #FFFFFF;
    letter-spacing: -0.02em;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 1;
}

/* Hover 效果 */
.process-step:hover .process-dot {
    transform: scale(1.2);
    box-shadow: 0 12px 36px rgba(0,0,0,0.2) !important;
    animation: none;
}

.process-step:hover .process-dot::before,
.process-step:hover .process-dot::after {
    animation: processRippleFast 1.2s ease-out infinite;
    animation-delay: 0s;
}

.process-step:hover .process-dot::after {
    animation-delay: 0.4s;
}

.process-step:hover .process-dot-inner {
    transform: scale(1.15);
}

/* 卡片 */
.process-card {
    text-align: center;
    padding: 0 4px;
}

.process-card h3 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 6px;
    transition: transform 0.35s ease, filter 0.35s ease;
}

.process-step:hover .process-card h3 {
    transform: translateY(-3px);
    filter: brightness(0.7);
}

.process-card p {
    font-size: 0.8rem;
    color: #94A3B8;
    line-height: 1.6;
    margin: 0;
    transition: color 0.35s ease;
}

.process-step:hover .process-card p {
    color: #64748B;
}

/* ===== 动画关键帧 ===== */

/* 呼吸效果 */
@keyframes processBreathe {
    0%, 100% { 
        transform: scale(1);
    }
    50% { 
        transform: scale(1.08);
    }
}

/* 波纹扩散（默认速度） */
@keyframes processRipple {
    0% {
        inset: -5px;
        opacity: 0.55;
        border-width: 2px;
    }
    60% {
        opacity: 0.1;
    }
    100% {
        inset: -28px;
        opacity: 0;
        border-width: 0.5px;
    }
}

/* 波纹扩散（hover 快速） */
@keyframes processRippleFast {
    0% {
        inset: -5px;
        opacity: 0.7;
    }
    100% {
        inset: -28px;
        opacity: 0;
    }
}

/* ========================================
   14.5. Stats Section - 数据信任区
   ======================================== */
.stats-section {
    padding: 64px 0 72px;
    background: linear-gradient(135deg, #102A60 0%, #1D4289 50%, #163676 100%);
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(37,99,235,0.3), transparent);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    max-width: 900px;
    margin: 0 auto;
}

.stat-item {
    text-align: center;
    padding: 20px 16px;
    position: relative;
}

.stat-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 20%;
    height: 60%;
    width: 1px;
    background: rgba(255,255,255,0.06);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    color: rgba(255,255,255,0.4);
    transition: all 0.4s ease;
}

.stat-item:hover .stat-icon {
    color: #60A5FA;
    transform: translateY(-3px);
}

.stat-value {
    font-size: 2.4rem;
    font-weight: 800;
    color: #FFFFFF;
    margin-bottom: 4px;
    letter-spacing: -0.03em;
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 2px;
}

.stat-value small {
    font-size: 1.05rem;
    font-weight: 600;
    color: rgba(255,255,255,0.4);
}

.stat-label {
    font-size: 0.78rem;
    color: rgba(255,255,255,0.35);
    font-weight: 500;
    letter-spacing: 0.04em;
}

/* ========================================
   14.6. CTA Home Section - 首页行动号召
   ======================================== */
.cta-home-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #F8FAFC 0%, #EEF2F7 100%);
    position: relative;
    overflow: hidden;
}

.cta-home-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.cta-home-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
}

.cta-home-orb-1 {
    top: -100px;
    right: -80px;
    width: 400px;
    height: 400px;
    background: rgba(37,99,235,0.04);
}

.cta-home-orb-2 {
    bottom: -80px;
    left: -60px;
    width: 350px;
    height: 350px;
    background: rgba(124,58,237,0.03);
}

.cta-home-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-home-content h2 {
    font-size: 2.4rem;
    font-weight: 800;
    color: #0F172A;
    margin-bottom: 16px;
    line-height: 1.25;
    letter-spacing: -0.02em;
}

.cta-home-content p {
    font-size: 1.05rem;
    color: #64748B;
    line-height: 1.75;
    margin-bottom: 32px;
}

.cta-home-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.cta-home-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 40px;
    font-size: 1rem;
    font-weight: 700;
    color: #FFFFFF;
    background: linear-gradient(135deg, #2563EB, #4F6FED);
    border-radius: 14px;
    text-decoration: none;
    box-shadow: 0 4px 24px rgba(37,99,235,0.3);
    transition: all 0.3s ease;
}

.cta-home-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(37,99,235,0.4);
    color: #FFFFFF;
}

.cta-home-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #94A3B8;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

.cta-home-phone:hover {
    color: #475569;
}

/* ========================================
   15. CTA Section
   ======================================== */
.cta-section {
    padding: 64px 0;
    background: linear-gradient(135deg, #060E26 0%, #0B2B5E 50%, #0F3CC9 100%);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
}

.cta-section::after {
    content: '';
    position: absolute;
    right: -80px;
    bottom: -80px;
    width: 360px;
    height: 360px;
    background: radial-gradient(circle, rgba(96, 165, 250, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.cta-wrapper {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
}

.cta-title {
    font-size: var(--text-3xl);
    font-weight: var(--weight-extrabold);
    color: var(--text-white);
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.cta-description {
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 32px;
    line-height: 1.7;
}

.cta-contact-info {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.cta-contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    font-size: 1.05rem;
}

.cta-section .btn-primary {
    background: #FFFFFF;
    color: var(--color-primary-dark);
    font-weight: 700;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.cta-section .btn-primary:hover {
    background: var(--color-primary-lighter);
    color: var(--color-primary-dark);
    border-color: var(--color-primary-lighter);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.25);
}

/* ========================================
   16. Contact Section - 联系我们 / 询盘留言
   ======================================== */
.contact-section {
    padding: 48px 0 56px;
    background: linear-gradient(180deg, #F8FAFC 0%, #EEF2FF 100%);
    position: relative;
    overflow: hidden;
}

/* 背景装饰 */
.contact-section::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.04) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.contact-section::after {
    content: '';
    position: absolute;
    bottom: -80px;
    left: -60px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.04) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

/* 左右布局 */
.contact-layout {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 40px;
    align-items: stretch;
    position: relative;
    z-index: 1;
}

/* ======== 左侧联系方式面板 ======== */
.contact-info-panel {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: 0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04), 0 8px 24px rgba(0, 0, 0, 0.06);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

/* ---------- 在线客服卡片 ---------- */
.contact-service-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 28px 28px 24px;
    background: linear-gradient(135deg, #EEF2FF 0%, #E0E7FF 100%);
    border-bottom: 1px solid #E0E7FF;
    position: relative;
}

.service-avatar {
    position: relative;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #2563EB 0%, #4F46E5 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.service-online-dot {
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 14px;
    height: 14px;
    background: #22C55E;
    border-radius: 50%;
    border: 2.5px solid #FFFFFF;
    animation: online-pulse 2s infinite;
}

@keyframes online-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4); }
    50% { box-shadow: 0 0 0 8px rgba(34, 197, 94, 0); }
}

.service-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.service-title {
    font-size: 1.05rem;
    font-weight: var(--weight-bold);
    color: #1E293B;
}

.service-status {
    font-size: 0.82rem;
    color: #059669;
    font-weight: var(--weight-medium);
    display: flex;
    align-items: center;
    gap: 5px;
}

.service-status::before {
    content: '';
    display: inline-block;
    width: 7px;
    height: 7px;
    background: #22C55E;
    border-radius: 50%;
}

/* ---------- 联系方式卡片列表 ---------- */
.contact-cards-list {
    padding: 24px 28px 28px;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.contact-card {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px 0;
    transition: all var(--transition-fast);
}

.contact-card + .contact-card {
    border-top: 1px solid var(--border-color);
}

.contact-card-icon {
    flex-shrink: 0;
    width: 38px;
    height: 38px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 1px;
}

/* 各图标颜色 */
.phone-icon {
    background: #EFF6FF;
    color: #2563EB;
}

.email-icon {
    background: #F0FDF4;
    color: #059669;
}

.time-icon {
    background: #FFF7ED;
    color: #D97706;
}

.scope-icon {
    background: #ECFEFF;
    color: #0891B2;
}

.address-icon {
    background: #F5F3FF;
    color: #7C3AED;
}

.contact-card-content {
    flex: 1;
    min-width: 0;
}

.contact-card-label {
    display: block;
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-bottom: 3px;
}

.contact-card-value {
    display: block;
    font-size: 0.9rem;
    font-weight: var(--weight-semibold);
    color: var(--text-primary);
    text-decoration: none;
    word-break: break-all;
    line-height: 1.4;
}

a.contact-card-value:hover {
    color: var(--color-primary);
}

/* ======== 右侧表单面板 ======== */
.contact-form-panel {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 16px rgba(0, 0, 0, 0.04);
    border: 1px solid var(--border-color);
}

.contact-form-title {
    font-size: 1.25rem;
    font-weight: var(--weight-bold);
    color: var(--text-primary);
    margin-bottom: 6px;
}

.contact-form-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 32px;
}

/* 表单网格 */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-label {
    font-size: 0.875rem;
    font-weight: var(--weight-medium);
    color: var(--text-primary);
}

.form-label .required {
    color: #EF4444;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 0.9rem;
    font-family: inherit;
    color: var(--text-primary);
    background: var(--bg-light);
    border: 1.5px solid var(--border-color);
    border-radius: 10px;
    outline: none;
    transition: all var(--transition-fast);
    box-sizing: border-box;
}

.form-input:focus,
.form-textarea:focus {
    border-color: var(--color-primary);
    background: var(--bg-white);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.08);
}

.form-input.error,
.form-textarea.error {
    border-color: #EF4444;
    background: #FEF2F2;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: #B0B8C8;
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

/* 提交按钮 */
.contact-submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 40px;
    font-size: 1rem;
    font-weight: var(--weight-semibold);
    color: #FFFFFF;
    background: linear-gradient(135deg, #2563EB 0%, #0F3CC9 100%);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 16px rgba(37, 99, 235, 0.25);
    align-self: flex-start;
}

.contact-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.35);
}

.contact-submit-btn:active {
    transform: translateY(0);
}

.contact-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* 表单消息 */
.form-message {
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 0.875rem;
    font-weight: var(--weight-medium);
    line-height: 1.5;
}

.form-message.success {
    background: #ECFDF5;
    color: #059669;
    border: 1px solid #A7F3D0;
}

.form-message.error {
    background: #FEF2F2;
    color: #DC2626;
    border: 1px solid #FECACA;
}

/* ========================================
   17. Footer
   ======================================== */
.site-footer {
    background: #153B7A;
    color: #E2E8F0;
}

.footer-widgets {
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-col {
    color: var(--text-light);
}

.footer-brand .custom-logo-link {
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.footer-logo-icon {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.footer-brand .fzdn-logo-text {
    color: var(--text-white);
}

.footer-slogan {
    font-size: var(--text-xs);
    color: rgba(255, 255, 255, 0.45);
    margin-bottom: 8px;
    letter-spacing: 0.05em;
}

.footer-desc {
    font-size: var(--text-sm);
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 16px;
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
}

.footer-widget-title {
    color: var(--text-white);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
    padding-bottom: 12px;
    position: relative;
}

.footer-widget-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 32px;
    height: 3px;
    border-radius: 2px;
    background: linear-gradient(90deg, #2563EB 0%, #A855F7 50%, #EC4899 100%);
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--text-light);
    font-size: 0.875rem;
    transition: all var(--transition-fast);
}
.footer-links a::before {
    content: "";
    display: inline-block;
    width: 5px;
    height: 5px;
    border-top: 1.5px solid var(--color-accent);
    border-right: 1.5px solid var(--color-accent);
    margin-right: 8px;
    vertical-align: 1px;
    opacity: 0;
    transform: translateX(-6px) rotate(45deg);
    transition: all 0.25s ease;
}
.footer-links a:hover::before {
    opacity: 1;
    transform: translateX(0) rotate(45deg);
}

.footer-links a:hover {
    color: var(--text-white);
    padding-left: 4px;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.6;
}

.footer-contact svg {
    flex-shrink: 0;
    margin-top: 3px;
    opacity: 0.5;
}

.footer-bottom {
    padding: 16px 0;
    background: #153B7A;
}

.footer-bottom-inner {
    display: flex;
    justify-content: center;
    text-align: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-copyright {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
}

.footer-bottom-links {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
}

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.4);
}

.footer-bottom-links a:hover {
    color: var(--text-white);
}

.footer-bottom-links .sep {
    opacity: 0.25;
}

/* ========================================
   17. Page Templates
   ======================================== */
.page-container {
    padding: 60px 24px;
    min-height: 50vh;
}

.page-header {
    margin-bottom: 40px;
    text-align: center;
}

.page-title {
    font-size: var(--text-3xl);
    font-weight: var(--weight-extrabold);
    color: var(--text-primary);
    margin-bottom: 12px;
}

.page-content .entry-content {
    max-width: var(--container-narrow);
    margin: 0 auto;
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
}

.page-content .entry-content p {
    margin-bottom: 1.5rem;
}

.page-content .entry-content h2 {
    font-size: 1.75rem;
    margin: 2rem 0 1rem;
}

.page-content .entry-content h3 {
    font-size: 1.35rem;
    margin: 1.5rem 0 0.75rem;
}

.page-content .entry-content ul,
.page-content .entry-content ol {
    margin: 1rem 0 1.5rem 1.5rem;
}

.page-content .entry-content li {
    margin-bottom: 0.5rem;
}

.page-content .entry-content ul li {
    list-style: disc;
}

.page-content .entry-content ol li {
    list-style: decimal;
}

/* ========================================
   17B. About Page - 关于我们独立页面
   ======================================== */
/* ---------- 页面顶部横幅 ---------- */
.page-banner {
    position: relative;
    padding: 64px 0 48px;
    overflow: hidden;
    background: linear-gradient(160deg, #060E26 0%, #0B2B5E 35%, #0F3CC9 100%);
}

.page-banner-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.page-banner-shape-1 {
    position: absolute;
    top: -120px;
    right: -80px;
    width: 450px;
    height: 450px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(96, 165, 250, 0.12) 0%, transparent 70%);
}

.page-banner-shape-2 {
    position: absolute;
    bottom: -60px;
    left: -40px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(167, 139, 250, 0.08) 0%, transparent 70%);
}

.page-banner-inner {
    position: relative;
    z-index: 1;
    text-align: center;
}

.page-banner-label {
    display: inline-block;
    font-size: 0.82rem;
    font-weight: var(--weight-semibold);
    letter-spacing: 3px;
    color: rgba(147, 197, 253, 0.8);
    text-transform: uppercase;
    margin-bottom: 16px;
}

.page-banner-title {
    font-size: 2.8rem;
    font-weight: var(--weight-extrabold);
    color: #FFFFFF;
    margin-bottom: 12px;
    line-height: 1.2;
}

.page-banner-desc {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: var(--weight-normal);
}

/* ---------- 关于我们页面内容区 ---------- */
.about-page-content {
    padding: 48px 0 32px;
    background: var(--bg-white);
}

.about-page-content .about-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
}

/* 页面上的 about-section 继承首页样式，微调间距 */
.about-page-content .about-description p {
    margin-bottom: 1rem;
}

.about-page-content .about-feature-list {
    margin-top: 8px;
}

/* ---------- 核心价值网格 ---------- */
.about-values-section {
    padding: 0 0 80px;
    background: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.value-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 36px 28px;
    text-align: center;
    transition: all var(--transition-normal);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.value-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
    border-color: transparent;
}

.value-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.value-icon-1 { background: #EFF6FF; color: #2563EB; }
.value-icon-2 { background: #F0FDF4; color: #059669; }
.value-icon-3 { background: #FEFCE8; color: #CA8A04; }
.value-icon-4 { background: #F5F3FF; color: #7C3AED; }

.value-card h3 {
    font-size: 1.1rem;
    font-weight: var(--weight-bold);
    color: var(--text-primary);
    margin-bottom: 10px;
}

.value-card p {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.65;
    margin: 0;
}

/* About Page Responsive */
@media (max-width: 1024px) {
    .page-banner {
        padding: 56px 0 40px;
    }

    .page-banner-title {
        font-size: 2.2rem;
    }

    .about-page-content .about-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .values-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .page-banner {
        padding: 40px 0 32px;
    }

    .page-banner-title {
        font-size: 1.8rem;
    }

    .page-banner-desc {
        font-size: 0.95rem;
    }

    .about-page-content {
        padding: 36px 0 28px;
    }

    .about-values-section {
        padding: 0 0 56px;
    }

    .values-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
        margin-top: 32px;
    }

    .value-card {
        padding: 28px 20px;
    }

    .value-icon {
        width: 52px;
        height: 52px;
        margin-bottom: 16px;
    }
}

@media (max-width: 480px) {
    .page-banner-title {
        font-size: 1.5rem;
    }

    .page-banner-label {
        font-size: 0.72rem;
        letter-spacing: 2px;
    }

    .values-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .about-page-content {
        padding: 28px 0 24px;
    }

    .about-values-section {
        padding: 0 0 44px;
    }
}

/* ========================================
   18. About Banner - 科技感动效
   ======================================== */
@keyframes bannerFloat1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-25px, -20px) scale(1.12); }
}
@keyframes bannerFloat2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(20px, 25px) scale(1.06); }
}
@keyframes bannerPulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}
@keyframes gridMove {
    0% { background-position: 0 0; }
    100% { background-position: 50px 50px; }
}
@keyframes particleFloat {
    0%, 100% { transform: translateY(0) translateX(0) scale(1); opacity: 0; }
    20% { opacity: 0.7; }
    80% { opacity: 0.3; }
    100% { transform: translateY(-20px) translateX(5px) scale(1.5); opacity: 0; }
}
@keyframes scanDown {
    0% { top: -4px; opacity: 0; }
    15% { opacity: 0.8; }
    85% { opacity: 0.2; }
    100% { top: 100%; opacity: 0; }
}
@keyframes connectionPulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.4); }
}

.page-banner-shape-1 {
    animation: bannerFloat1 8s ease-in-out infinite;
}
.page-banner-shape-2 {
    animation: bannerFloat2 7s ease-in-out infinite;
}

.page-banner-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(96, 165, 250, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(96, 165, 250, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

.page-banner-scan-line {
    position: absolute;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg,
        transparent,
        rgba(96, 165, 250, 0.15) 20%,
        rgba(147, 197, 253, 0.4) 50%,
        rgba(96, 165, 250, 0.15) 80%,
        transparent);
    animation: scanDown 5s ease-in-out infinite;
}

.page-banner-particles {
    position: absolute;
    inset: 0;
}
.particle {
    position: absolute;
    left: var(--x);
    top: var(--y);
    width: var(--s);
    height: var(--s);
    background: rgba(96, 165, 250, 0.7);
    border-radius: 50%;
    animation: particleFloat var(--d) ease-in-out var(--delay) infinite;
    box-shadow: 0 0 8px rgba(96, 165, 250, 0.5), 0 0 20px rgba(96, 165, 250, 0.2);
}

/* 科技节点 */
.page-banner-nodes {
    position: absolute;
    inset: 0;
}
.node {
    position: absolute;
    width: 6px;
    height: 6px;
    background: rgba(147, 197, 253, 0.8);
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(147, 197, 253, 0.6), 0 0 25px rgba(96, 165, 250, 0.3);
    animation: connectionPulse var(--d2) ease-in-out var(--delay2) infinite;
}
.node::before {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 80px;
    height: 1px;
    background: linear-gradient(90deg, rgba(96, 165, 250, 0.4), transparent);
    transform: rotate(var(--angle, 0deg));
    transform-origin: 0 0;
}

/* ========================================
   19. Products Page
   ======================================== */
.products-page-section {
    padding: 56px 0;
    background: var(--bg-white);
}
/* ========== 产品介绍 Hero ========== */
.page-hero--products {
    background: linear-gradient(135deg, #0C1F52 0%, #1D3F5E 40%, #0C2D50 100%);
    padding: 90px 0;
    position: relative;
    overflow: hidden;
    height: 460px;
    box-sizing: border-box;
}

.page-hero--products .page-hero-badge {
    color: #93C5FD;
    background: rgba(59, 130, 246, 0.15);
    border-color: rgba(96, 165, 250, 0.25);
}

.page-hero--products .page-hero-badge-dot {
    background: #60A5FA;
}

.page-hero--products .page-hero-title {
    color: #FFFFFF;
    font-size: 2.4rem;
    font-weight: 700;
    margin: 20px 0;
    line-height: 1.4;
}

.page-hero--products .text-gradient {
    background: linear-gradient(135deg, #38BDF8, #818CF8, #C084FC);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.page-hero--products .page-hero-desc {
    color: #94A3B8;
    font-size: 1.05rem;
    max-width: 560px;
    margin: 0 auto 32px;
}

.page-hero--products .page-hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.page-hero--products .hero-stat {
    text-align: center;
}

.page-hero--products .hero-stat-num {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: #FFFFFF;
    line-height: 1.3;
    white-space: nowrap;
}

.page-hero--products .hero-stat-label {
    font-size: 0.82rem;
    color: #94A3B8;
    margin-top: 4px;
    display: block;
}

.page-hero--products .hero-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
}

.page-hero--products .hero-stat-suffix {
    font-size: 0.9rem;
    font-weight: 600;
    color: #60A5FA;
}

/* ========================================
   19.5. 页面头部 - Page Hero
   ======================================== */
.page-hero {
    position: relative;
    padding: 60px 0 48px;
    overflow: hidden;
    text-align: center;
}

.page-hero--cases {
    background: linear-gradient(135deg, #0C1F52 0%, #1B3059 40%, #0C234C 100%);
    padding: 90px 0;
    height: 460px;
    box-sizing: border-box;
    position: relative;
    overflow: hidden;
}

.page-hero--cases .page-hero-badge {
    color: #93C5FD;
    background: rgba(59, 130, 246, 0.15);
    border-color: rgba(96, 165, 250, 0.25);
}

.page-hero--cases .page-hero-badge-dot {
    background: #60A5FA;
}

.page-hero--cases .page-hero-title {
    color: #FFFFFF;
    font-size: 2.4rem;
    font-weight: 700;
    margin: 20px 0;
    line-height: 1.4;
}

.page-hero--cases .text-gradient {
    background: linear-gradient(135deg, #38BDF8, #818CF8, #C084FC);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.page-hero--cases .page-hero-desc {
    color: #94A3B8;
    font-size: 1.1rem;
    margin: 16px 0 28px;
    white-space: nowrap;
}

.page-hero--cases .page-hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.page-hero--cases .hero-stat {
    text-align: center;
}

.page-hero--cases .hero-stat-num {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #FFFFFF;
    line-height: 1.2;
}

.page-hero--cases .hero-stat-label {
    font-size: 0.82rem;
    color: #94A3B8;
    margin-top: 4px;
    display: block;
}

.page-hero--cases .hero-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
}

.page-hero--cases .hero-stat-suffix {
    font-size: 1.1rem;
    font-weight: 600;
    color: #60A5FA;
}

/* ========== 联系我们 Hero ========== */
.page-hero--contact {
    background: linear-gradient(135deg, #0C1F52 0%, #1A3A7A 40%, #122E62 100%);
    padding: 90px 0;
    position: relative;
    overflow: hidden;
    height: 460px;
    box-sizing: border-box;
}

.page-hero--contact .page-hero-content {
    position: relative;
    z-index: 2;
}

.page-hero--contact .page-hero-badge {
    color: #93C5FD;
    background: rgba(59, 130, 246, 0.15);
    border-color: rgba(96, 165, 250, 0.25);
}

.page-hero--contact .page-hero-badge-dot {
    background: #60A5FA;
}

.page-hero--contact .page-hero-title {
    color: #FFFFFF;
    font-size: 2.4rem;
    font-weight: 700;
    margin: 20px 0;
    line-height: 1.3;
}

.page-hero--contact .text-gradient {
    background: linear-gradient(135deg, #38BDF8, #818CF8, #C084FC);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.page-hero--contact .page-hero-desc {
    color: #94A3B8;
    font-size: 1.05rem;
    max-width: 560px;
    margin: 0 auto 32px;
}

.page-hero--contact .page-hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.page-hero--contact .hero-stat {
    text-align: center;
}

.page-hero--contact .hero-stat-num {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #FFFFFF;
    line-height: 1.2;
}

.page-hero--contact .hero-stat-label {
    font-size: 0.82rem;
    color: #94A3B8;
    margin-top: 4px;
    display: block;
}

.page-hero--contact .hero-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
}

.page-hero--contact .hero-stat-suffix {
    font-size: 1.1rem;
    font-weight: 600;
    color: #60A5FA;
}

/* 背景装饰 */
.page-hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.page-hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
}

.page-hero-orb--1 {
    width: 400px;
    height: 400px;
    background: #3B82F6;
    top: -150px;
    right: -100px;
    animation: orb-drift 12s ease-in-out infinite;
}

.page-hero-orb--2 {
    width: 300px;
    height: 300px;
    background: #8B5CF6;
    bottom: -100px;
    left: -80px;
    animation: orb-drift 14s ease-in-out infinite reverse;
}

.page-hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

@keyframes orb-drift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -20px) scale(1.1); }
    66% { transform: translate(-20px, 30px) scale(0.9); }
}

/* ========== 关于我们 Hero ========== */
.page-hero--about {
    background: linear-gradient(135deg, #0C1F52 0%, #1A3966 40%, #0F2856 100%);
    padding: 90px 0;
    position: relative;
    overflow: hidden;
    height: 460px;
    box-sizing: border-box;
}

.page-hero--about .page-hero-badge {
    color: #93C5FD;
    background: rgba(59, 130, 246, 0.15);
    border-color: rgba(96, 165, 250, 0.25);
}

.page-hero--about .page-hero-badge-dot {
    background: #60A5FA;
}

.page-hero--about .page-hero-title {
    color: #FFFFFF;
    font-size: 2.4rem;
    font-weight: 700;
    margin: 20px 0;
    line-height: 1.4;
}

.page-hero--about .text-gradient {
    background: linear-gradient(135deg, #38BDF8, #818CF8, #C084FC);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.page-hero--about .page-hero-desc {
    color: #94A3B8;
    font-size: 1.05rem;
    max-width: 560px;
    margin: 0 auto 32px;
}

.page-hero--about .page-hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.page-hero--about .hero-stat {
    text-align: center;
}

.page-hero--about .hero-stat-num {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #FFFFFF;
    line-height: 1.2;
}

.page-hero--about .hero-stat-label {
    font-size: 0.82rem;
    color: #94A3B8;
    margin-top: 4px;
    display: block;
}

.page-hero--about .hero-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
}

.page-hero--about .hero-stat-suffix {
    font-size: 1.1rem;
    font-weight: 600;
    color: #60A5FA;
}

.page-hero-content {
    position: relative;
    z-index: 2;
    max-width: 680px;
    margin: 0 auto;
    text-align: center;
}

.page-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 18px;
    background: rgba(37, 99, 235, 0.08);
    border: 1px solid rgba(37, 99, 235, 0.15);
    border-radius: 50px;
    font-size: 0.78rem;
    font-weight: 600;
    color: #2563EB;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.page-hero-badge-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #2563EB;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.7); }
}

.page-hero-title {
    font-size: 2.75rem;
    font-weight: 800;
    color: #0F172A;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: 16px;
}

.text-gradient {
    background: linear-gradient(135deg, #2563EB 0%, #7C3AED 60%, #DB2777 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-hero-desc {
    font-size: 1.05rem;
    color: #64748B;
    line-height: 1.6;
    margin-bottom: 40px;
    max-width: 460px;
    margin-left: auto;
    margin-right: auto;
}

/* 统计数据 */
.page-hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
}

.hero-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 28px;
}

.hero-stat-num {
    font-size: 2rem;
    font-weight: 800;
    color: #0F172A;
    letter-spacing: -0.02em;
    line-height: 1;
    margin-bottom: 6px;
    white-space: nowrap;
}

.hero-stat-suffix {
    font-size: 1.2rem;
    background: linear-gradient(135deg, #2563EB, #7C3AED);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-stat-label {
    font-size: 0.78rem;
    color: #94A3B8;
    font-weight: 500;
}

.hero-stat-divider {
    width: 1px;
    height: 36px;
    background: rgba(0, 0, 0, 0.08);
}

/* 背景装饰 */
.page-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.hero-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.hero-blob--1 {
    width: 400px;
    height: 400px;
    background: rgba(37, 99, 235, 0.12);
    top: -120px;
    right: -100px;
    animation: float-blob 8s ease-in-out infinite;
}

.hero-blob--2 {
    width: 320px;
    height: 320px;
    background: rgba(124, 58, 237, 0.1);
    bottom: -80px;
    left: -60px;
    animation: float-blob 10s ease-in-out infinite reverse;
}

@keyframes float-blob {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -20px) scale(1.05); }
    66% { transform: translate(-20px, 15px) scale(0.95); }
}

.hero-grid-pattern {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(37, 99, 235, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(37, 99, 235, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

/* 案例页面网格 */
.cases-page-grid {
    padding: 40px 0 64px;
    background: #FFFFFF;
}

/* 成功案例页面 */
.cases-page-section {
    padding: 56px 0;
    background: var(--bg-light);
}
.page-banner-cases .page-banner-bg {
    background: linear-gradient(135deg, #0F172A 0%, #1E3A5F 50%, #0C4A6E 100%);
}

@media (max-width: 768px) {
    .products-page-section,
    .cases-page-section,
    .blog-page-section {
        padding: 36px 0;
    }
}

@media (max-width: 1024px) {
    .page-hero-title {
        font-size: 2.25rem;
    }

    .page-hero {
        padding: 48px 0 36px;
    }

    .page-hero-desc {
        font-size: 0.95rem;
        margin-bottom: 32px;
    }

    .hero-stat {
        padding: 0 20px;
    }

    .hero-stat-num {
        font-size: 1.7rem;
    }

    .cases-page-grid {
        padding: 40px 0 72px;
    }
}

@media (max-width: 640px) {
    .page-hero-title {
        font-size: 1.8rem;
    }

    .page-hero {
        padding: 40px 0 28px;
    }

    .page-hero-badge {
        font-size: 0.72rem;
        padding: 5px 14px;
    }

    .page-hero-desc {
        font-size: 0.88rem;
        margin-bottom: 28px;
        max-width: 280px;
    }

    .page-hero-stats {
        gap: 0;
    }

    .hero-stat {
        padding: 0 14px;
    }

    .hero-stat-num {
        font-size: 1.4rem;
    }

    .hero-stat-label {
        font-size: 0.7rem;
    }

    .hero-stat-divider {
        height: 28px;
    }

    .cases-page-grid {
        padding: 32px 0 56px;
    }

    /* Products / Cases / Blog Hero 移动端适配 */
    .page-hero--products,
    .page-hero--cases,
    .page-hero--blog,
    .page-hero--about,
    .page-hero--contact {
        height: auto;
        padding: 40px 0 32px;
    }

    .page-hero--products .page-hero-title,
    .page-hero--cases .page-hero-title,
    .page-hero--blog .page-hero-title,
    .page-hero--about .page-hero-title,
    .page-hero--contact .page-hero-title {
        font-size: 1.65rem;
        margin: 14px 0;
    }

    .page-hero--products .page-hero-stats,
    .page-hero--cases .page-hero-stats,
    .page-hero--blog .page-hero-stats,
    .page-hero--about .page-hero-stats,
    .page-hero--contact .page-hero-stats {
        gap: 0;
    }

    .page-hero--products .hero-stat,
    .page-hero--cases .hero-stat,
    .page-hero--blog .hero-stat,
    .page-hero--about .hero-stat,
    .page-hero--contact .hero-stat {
        padding: 0 10px;
    }

    .page-hero--products .hero-stat-num,
    .page-hero--blog .hero-stat-num {
        font-size: 1.2rem;
    }

    .page-hero--cases .hero-stat-num,
    .page-hero--about .hero-stat-num,
    .page-hero--contact .hero-stat-num {
        font-size: 1.25rem;
    }

    .page-hero--products .hero-stat-suffix,
    .page-hero--blog .hero-stat-suffix {
        font-size: 0.78rem;
    }

    .page-hero--products .hero-stat-label,
    .page-hero--cases .hero-stat-label,
    .page-hero--blog .hero-stat-label,
    .page-hero--about .hero-stat-label,
    .page-hero--contact .hero-stat-label {
        font-size: 0.68rem;
    }

    .page-hero--products .hero-stat-divider,
    .page-hero--cases .hero-stat-divider,
    .page-hero--blog .hero-stat-divider,
    .page-hero--about .hero-stat-divider,
    .page-hero--contact .hero-stat-divider {
        height: 24px;
    }

    .page-hero--products .page-hero-desc,
    .page-hero--blog .page-hero-desc {
        font-size: 0.85rem;
        margin-bottom: 20px;
    }
}

/* ========================================
   20. 技术交流 - Blog Page
   ======================================== */
.blog-page-section {
    padding: 56px 0;
    background: var(--bg-light);
}
/* ========== 技术交流 Hero ========== */
.page-hero--blog {
    background: linear-gradient(135deg, #0C1F52 0%, #1A3360 40%, #0E2350 100%);
    padding: 90px 0;
    position: relative;
    overflow: hidden;
    height: 460px;
    box-sizing: border-box;
}

.page-hero--blog .page-hero-badge {
    color: #93C5FD;
    background: rgba(59, 130, 246, 0.15);
    border-color: rgba(96, 165, 250, 0.25);
}

.page-hero--blog .page-hero-badge-dot {
    background: #60A5FA;
}

.page-hero--blog .page-hero-title {
    color: #FFFFFF;
    font-size: 2.4rem;
    font-weight: 700;
    margin: 20px 0;
    line-height: 1.4;
}

.page-hero--blog .text-gradient {
    background: linear-gradient(135deg, #38BDF8, #818CF8, #C084FC);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.page-hero--blog .page-hero-desc {
    color: #94A3B8;
    font-size: 1.05rem;
    max-width: 560px;
    margin: 0 auto 32px;
}

.page-hero--blog .page-hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.page-hero--blog .hero-stat {
    text-align: center;
}

.page-hero--blog .hero-stat-num {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: #FFFFFF;
    line-height: 1.3;
    white-space: nowrap;
}

.page-hero--blog .hero-stat-label {
    font-size: 0.82rem;
    color: #94A3B8;
    margin-top: 4px;
    display: block;
}

.page-hero--blog .hero-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
}

.page-hero--blog .hero-stat-suffix {
    font-size: 0.9rem;
    font-weight: 600;
    color: #60A5FA;
}

/* 文章占位图 */
.blog-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    height: 100%;
    color: var(--text-muted);
    background: var(--bg-light2);
    font-size: 0.85rem;
}

/* 文章卡片标签 */
.blog-card-tags {
    display: flex;
    gap: 8px;
    margin-bottom: 10px;
}
.blog-tag {
    display: inline-block;
    padding: 2px 10px;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--color-primary);
    background: rgba(15, 60, 201, 0.07);
    border-radius: 100px;
    letter-spacing: 0.3px;
}

/* 文章卡片主体 */
.blog-card-body {
    padding: 20px 24px;
}
.blog-card-body .blog-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 8px;
}
.blog-card-body .blog-card-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}
.blog-card-body .blog-card-title a:hover {
    color: var(--color-primary);
}
.blog-card-body .blog-card-excerpt {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 14px;
}
.blog-card-body .blog-card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.84rem;
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
    transition: gap 0.2s ease;
}
.blog-card-body .blog-card-link:hover {
    gap: 10px;
}

/* 文章卡片图片区域 */
.blog-card .blog-card-image {
    position: relative;
    height: 200px;
    overflow: hidden;
    background: var(--bg-light2);
}
.blog-card .blog-card-image .blog-thumb,
.blog-card .blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.blog-card:hover .blog-card-image .blog-thumb,
.blog-card:hover .blog-card-image img {
    transform: scale(1.04);
}

/* 日期角标 */
.blog-card .blog-card-meta {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 12px 16px;
    background: linear-gradient(to top, rgba(0,0,0,0.55), transparent);
    margin: 0;
}
.blog-card .blog-card-date {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    color: rgba(255,255,255,0.9);
}

/* 分页 */
.blog-pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 48px;
}
.blog-pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    text-decoration: none;
    transition: all var(--transition-fast);
}
.blog-pagination .page-numbers:hover {
    border-color: var(--color-primary-lighter);
    color: var(--color-primary);
}
.blog-pagination .page-numbers.current {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
    font-weight: 600;
}
.blog-pagination .page-numbers.dots {
    border-color: transparent;
    background: transparent;
}

/* 空状态 */
.blog-empty {
    text-align: center;
    padding: 80px 20px;
    color: var(--text-muted);
}
.blog-empty svg {
    display: block;
    margin: 0 auto 20px;
}
.blog-empty h3 {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

/* ========================================
   21. Blog Layout & Sidebar
   ======================================== */
.blog-layout {
    display: flex;
    gap: 32px;
    align-items: flex-start;
}

.blog-main {
    flex: 1;
    min-width: 0;
}

.blog-sidebar {
    width: 300px;
    flex-shrink: 0;
    position: sticky;
    top: 24px;
}

/* 文章列表项 - 横向卡片 */
.blog-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.blog-list-item {
    display: flex;
    gap: 20px;
    background: #fff;
    border-radius: 12px;
    border: 1px solid #E2E8F0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.blog-list-item:hover {
    box-shadow: 0 4px 24px rgba(0,0,0,0.08);
    border-color: #BFDBFE;
    transform: translateY(-2px);
}

.blog-list-thumb {
    width: 240px;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
    background: #F1F5F9;
    min-height: 170px;
}

.blog-list-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    inset: 0;
    transition: transform 0.4s ease;
}

.blog-list-item:hover .blog-list-thumb img {
    transform: scale(1.05);
}

.blog-list-placeholder {
    width: 100%;
    height: 100%;
    min-height: 170px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #EFF6FF, #F5F3FF);
    color: #93C5FD;
}

.blog-list-body {
    flex: 1;
    padding: 20px 24px 20px 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.blog-list-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 10px;
    font-size: 0.8rem;
}

.blog-list-date {
    display: flex;
    align-items: center;
    gap: 5px;
    color: #94A3B8;
}

.blog-list-cat {
    display: inline-block;
    padding: 2px 10px;
    background: #EFF6FF;
    color: #3B82F6;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 500;
}

.blog-list-title {
    font-size: 1.15rem;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 8px;
}

.blog-list-title a {
    color: #1E293B;
    text-decoration: none;
    transition: color 0.25s ease;
}

.blog-list-title a:hover {
    color: #2563EB;
}

.blog-list-excerpt {
    font-size: 0.875rem;
    color: #94A3B8;
    line-height: 1.7;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-list-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.84rem;
    font-weight: 600;
    color: #2563EB;
    text-decoration: none;
    transition: gap 0.2s ease;
}

.blog-list-link:hover {
    gap: 10px;
}

/* 侧边栏 */
.sidebar-widget {
    background: #fff;
    border-radius: 12px;
    border: 1px solid #E2E8F0;
    padding: 24px;
    margin-bottom: 20px;
}

.sidebar-widget-title {
    font-size: 1rem;
    font-weight: 700;
    color: #1E293B;
    margin: 0 0 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid #EFF6FF;
    position: relative;
}

.sidebar-widget-title::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 40px;
    height: 2px;
    background: #3B82F6;
    border-radius: 2px;
}

/* 搜索框 */
.sidebar-search {
    display: flex;
    position: relative;
}

.sidebar-search input {
    flex: 1;
    padding: 10px 44px 10px 14px;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    font-size: 0.875rem;
    color: #1E293B;
    outline: none;
    transition: border-color 0.25s;
}

.sidebar-search input:focus {
    border-color: #3B82F6;
    box-shadow: 0 0 0 3px rgba(59,130,246,0.1);
}

.sidebar-search input::placeholder {
    color: #CBD5E1;
}

.sidebar-search button {
    position: absolute;
    right: 4px;
    top: 4px;
    bottom: 4px;
    width: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #3B82F6;
    border: none;
    border-radius: 6px;
    color: #fff;
    cursor: pointer;
    transition: background 0.2s;
}

.sidebar-search button:hover {
    background: #2563EB;
}

/* 分类列表 */
.sidebar-categories,
.sidebar-recent {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-categories li,
.sidebar-recent li {
    border-bottom: 1px solid #F1F5F9;
}

.sidebar-categories li:last-child,
.sidebar-recent li:last-child {
    border-bottom: none;
}

.sidebar-categories a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    text-decoration: none;
    color: #475569;
    font-size: 0.9rem;
    transition: all 0.2s;
}

.sidebar-categories a:hover,
.sidebar-categories .active a {
    color: #2563EB;
    padding-left: 6px;
}

.cat-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 22px;
    height: 22px;
    padding: 0 6px;
    background: #F1F5F9;
    color: #94A3B8;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
}

.sidebar-categories a:hover .cat-count,
.sidebar-categories .active .cat-count {
    background: #EFF6FF;
    color: #3B82F6;
}

.cat-empty {
    padding: 12px 0;
    color: #CBD5E1;
    font-size: 0.85rem;
}

/* 最新文章 */
.sidebar-recent a {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 9px 0;
    text-decoration: none;
    transition: all 0.2s;
}

.sidebar-recent a:hover {
    padding-left: 4px;
}

.recent-title {
    flex: 1;
    font-size: 0.875rem;
    color: #475569;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-right: 12px;
}

.sidebar-recent a:hover .recent-title {
    color: #2563EB;
}

.recent-date {
    font-size: 0.75rem;
    color: #CBD5E1;
    flex-shrink: 0;
}

/* Single Post */
.single-content {
    max-width: var(--container-narrow);
    margin: 0 auto;
}

.single-header {
    margin-bottom: 30px;
    text-align: center;
}

.single-meta {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 16px;
    font-size: 0.875rem;
    color: var(--text-muted);
    flex-wrap: wrap;
}

.single-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.single-title {
    font-size: var(--text-3xl);
    font-weight: var(--weight-extrabold);
    margin-bottom: 16px;
}

.single-thumbnail {
    margin-bottom: 30px;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.single-thumbnail img {
    width: 100%;
}

.entry-content {
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--text-secondary);
}

.entry-content h2 { margin: 2rem 0 1rem; font-size: var(--text-3xl); }
.entry-content h3 { margin: 1.5rem 0 0.75rem; font-size: var(--text-xl); }
.entry-content p { margin-bottom: 1.5rem; }
.entry-content img { border-radius: var(--radius-md); margin: 1.5rem auto; }
.entry-content blockquote {
    border-left: 3px solid var(--color-primary);
    padding: 16px 24px;
    margin: 1.5rem 0;
    background: var(--color-primary-lighter);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.single-tags {
    margin: 30px 0;
    padding: 20px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.tags-label {
    font-weight: 600;
    color: var(--text-primary);
}

.tag-links a {
    display: inline-block;
    padding: 4px 14px;
    background: var(--bg-light);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.tag-links a:hover {
    background: var(--color-primary);
    color: var(--text-white);
}

.post-navigation {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin-top: 40px;
}

.post-nav {
    flex: 1;
    padding: 20px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    text-decoration: none;
}

.post-nav:hover {
    background: var(--color-primary-lighter);
}

.nav-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.nav-title {
    font-weight: var(--weight-semibold);
    color: var(--text-primary);
    font-size: var(--text-base);
}

.next-post {
    text-align: right;
}

/* Pagination */
.pagination-nav {
    text-align: center;
    margin-top: 40px;
}

.pagination-nav .nav-links {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.pagination-nav .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.pagination-nav .page-numbers.current {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--text-white);
}

.pagination-nav .page-numbers:hover:not(.current) {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.pagination-nav .next,
.pagination-nav .prev {
    width: auto;
    padding: 0 16px;
}

/* ========================================
   18.5. Category List Page
   ======================================== */

/* ---------- Category Hero ---------- */
.category-hero {
    position: relative;
    background: linear-gradient(135deg, #0B1E59 0%, #153B7A 40%, #1A4FA0 100%);
    padding: 72px 0 64px;
    overflow: hidden;
}
.category-hero-inner {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 720px;
    margin: 0 auto;
    padding: 0 24px;
}
.category-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 16px;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 100px;
    font-size: 0.78rem;
    font-weight: 600;
    color: rgba(255,255,255,0.85);
    letter-spacing: 0.5px;
    margin-bottom: 20px;
}
.category-hero-title {
    font-size: 2.6rem;
    font-weight: 800;
    color: #FFFFFF;
    margin: 0 0 14px;
    letter-spacing: -0.02em;
    line-height: 1.25;
}
.category-hero-desc {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.7);
    margin: 0 auto 24px;
    max-width: 520px;
    line-height: 1.7;
}
.category-hero-stats {
    display: flex;
    justify-content: center;
    gap: 24px;
}
.category-hero-count {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    color: rgba(255,255,255,0.75);
}
.category-hero-count svg {
    opacity: 0.7;
}
/* Hero 背景装饰 */
.category-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
}
.category-hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
}
.category-hero-orb.orb-1 {
    width: 320px;
    height: 320px;
    background: #4F8FFF;
    top: -100px;
    right: -60px;
}
.category-hero-orb.orb-2 {
    width: 260px;
    height: 260px;
    background: #2563EB;
    bottom: -80px;
    left: -50px;
}

/* ---------- Category Post List ---------- */
.category-post-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: var(--container-narrow);
    margin: 0 auto;
}
.category-post-item {
    display: flex;
    gap: 28px;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    padding: 28px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}
.category-post-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 0;
    background: var(--color-primary);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 0 3px 3px 0;
}
.category-post-item:hover {
    border-color: transparent;
    box-shadow: 0 8px 30px rgba(15, 60, 201, 0.1), 0 2px 8px rgba(0, 0, 0, 0.04);
    transform: translateY(-2px);
}
.category-post-item:hover::before {
    width: 4px;
}
.category-post-thumb {
    flex-shrink: 0;
    width: 220px;
    height: 150px;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--bg-light2);
    display: block;
}
.category-post-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.category-post-item:hover .category-post-thumb img {
    transform: scale(1.06);
}
.category-post-body {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.category-post-top {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}
.category-post-date {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.78rem;
    color: var(--text-muted);
    white-space: nowrap;
}
.category-post-cats {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}
.category-post-cat-tag {
    display: inline-block;
    padding: 2px 10px;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--color-primary);
    background: rgba(15, 60, 201, 0.07);
    border-radius: 100px;
    letter-spacing: 0.2px;
}
.category-post-title {
    font-size: 1.2rem;
    font-weight: 700;
    line-height: 1.4;
    margin: 0 0 10px;
    color: var(--text-primary);
}
.category-post-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}
.category-post-title a:hover {
    color: var(--color-primary);
}
.category-post-excerpt {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin: 0 0 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.category-post-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.84rem;
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
    transition: gap 0.2s ease;
    align-self: flex-start;
}
.category-post-link svg {
    transition: transform 0.2s ease;
}
.category-post-link:hover {
    gap: 8px;
}
.category-post-link:hover svg {
    transform: translateX(2px);
}

/* ========================================
   19. 404 Page
   ======================================== */
.error-404-section {
    position: relative;
    min-height: calc(100vh - 80px - 300px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 0;
    overflow: hidden;
    background: linear-gradient(160deg, #0C1F52 0%, #122E62 30%, #143780 60%, #0C1F52 100%);
}

.error-404-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.error-404-grid {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 40px 40px;
}

.error-404-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
}

.error-404-orb--1 {
    width: 400px; height: 400px;
    background: #0F3CC9;
    top: -120px; right: -100px;
    animation: orbFloat404 8s ease-in-out infinite;
}

.error-404-orb--2 {
    width: 300px; height: 300px;
    background: #7C3AED;
    bottom: -80px; left: -80px;
    animation: orbFloat404 10s ease-in-out 2s infinite;
}

.error-404-orb--3 {
    width: 200px; height: 200px;
    background: #2563EB;
    top: 40%; left: 50%;
    animation: orbFloat404 7s ease-in-out 1s infinite;
}

@keyframes orbFloat404 {
    0%, 100% { transform: translate(0,0) scale(1); }
    33% { transform: translate(30px,-20px) scale(1.05); }
    66% { transform: translate(-20px,15px) scale(0.95); }
}

.error-404-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 560px;
    margin: 0 auto;
    padding: 0 20px;
}

.error-404-badge {
    display: inline-block;
    padding: 4px 16px;
    font-size: 0.8125rem;
    font-weight: var(--weight-semibold);
    color: rgba(255,255,255,0.7);
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 20px;
    letter-spacing: 0.1em;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}

.error-404-number {
    font-size: clamp(8rem, 15vw, 12rem);
    font-weight: 900;
    line-height: 1;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, #60A5FA 0%, #FFFFFF 40%, #93C5FD 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
    filter: drop-shadow(0 4px 30px rgba(59,130,246,0.3));
}

.error-404-title {
    font-size: 1.5rem;
    font-weight: var(--weight-bold);
    color: #E2E8F0;
    margin-bottom: 16px;
}

.error-404-desc {
    font-size: 0.9375rem;
    color: rgba(255,255,255,0.45);
    line-height: 1.8;
    margin-bottom: 36px;
}

.error-404-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.error-404-actions .btn-primary {
    background: linear-gradient(135deg, #2563EB, #4F46E5);
    border: none;
    box-shadow: 0 4px 20px rgba(37,99,235,0.35);
}

.error-404-actions .btn-primary:hover {
    box-shadow: 0 6px 30px rgba(37,99,235,0.5);
    transform: translateY(-2px);
}

.error-404-back-btn {
    color: rgba(255,255,255,0.7) !important;
    border-color: rgba(255,255,255,0.15) !important;
}

.error-404-back-btn:hover {
    color: #fff !important;
    border-color: rgba(255,255,255,0.3) !important;
    background: rgba(255,255,255,0.05) !important;
}

.error-404-links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.35);
}

.error-404-links a {
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    transition: color 0.25s;
    padding: 2px 8px;
}

.error-404-links a:hover {
    color: #93C5FD;
}

.back-to-top {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 42px;
    height: 42px;
    background: var(--color-primary);
    color: var(--text-white);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: all var(--transition-normal);
    z-index: 999;
    box-shadow: var(--shadow-md);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--color-primary-dark);
    box-shadow: var(--shadow-lg);
}

/* ========================================
   21. Case Lightbox
   ======================================== */
.case-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.case-lightbox.active {
    opacity: 1;
    visibility: visible;
}

.case-lightbox-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.92);
    cursor: zoom-out;
}

.case-lightbox-container {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}

.case-lightbox-img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    cursor: grab;
    user-select: none;
    -webkit-user-drag: none;
    transition: transform 0.15s ease-out;
}

.case-lightbox-img.grabbing {
    cursor: grabbing;
    transition: none;
}

/* 顶部工具栏 */
.case-lightbox-toolbar {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 10000;
    display: flex;
    gap: 6px;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    padding: 6px;
}

.case-lightbox-btn {
    width: 36px;
    height: 36px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: #FFFFFF;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease;
}

.case-lightbox-btn:hover {
    background: rgba(255, 255, 255, 0.25);
}

.case-lightbox-btn:active {
    background: rgba(255, 255, 255, 0.15);
}

/* 计数器 */
.case-lightbox-counter {
    display: flex;
    align-items: center;
    padding: 0 8px;
    font-size: 0.78rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 0.04em;
    user-select: none;
}

/* 左右切换箭头 */
.case-lightbox-nav {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10000;
    width: 48px;
    height: 48px;
    border: none;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(8px);
    border-radius: 50%;
    color: #FFFFFF;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s ease;
}

.case-lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-50%) scale(1.08);
}

.case-lightbox-prev {
    left: 24px;
}

.case-lightbox-next {
    right: 24px;
}

/* 底部信息条 */
.case-lightbox-info {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 10000;
    padding: 16px 24px 20px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.4) 60%, transparent 100%);
    text-align: center;
    pointer-events: none;
}

.case-lightbox-info-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: #FFFFFF;
    margin: 0 0 4px;
}

.case-lightbox-info-desc {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.65);
    margin: 0;
    max-width: 460px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.5;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .case-lightbox-nav {
        width: 40px;
        height: 40px;
    }

    .case-lightbox-prev {
        left: 12px;
    }

    .case-lightbox-next {
        right: 12px;
    }

    .case-lightbox-info {
        padding: 12px 16px 16px;
    }

    .case-lightbox-info-title {
        font-size: 0.92rem;
    }

    .case-lightbox-info-desc {
        font-size: 0.75rem;
    }

    .case-lightbox-counter {
        font-size: 0.72rem;
    }
}

/* ========================================
   22. Animations
   ======================================== */
[data-aos="fade-up"] {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

[data-aos="fade-up"].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

[data-aos="fade-right"] {
    opacity: 0;
    transform: translateX(-20px);
    transition: all 0.5s ease;
}

[data-aos="fade-right"].aos-animate {
    opacity: 1;
    transform: translateX(0);
}

[data-aos="fade-left"] {
    opacity: 0;
    transform: translateX(20px);
    transition: all 0.5s ease;
}

[data-aos="fade-left"].aos-animate {
    opacity: 1;
    transform: translateX(0);
}

/* ========================================
   22. Responsive Styles
   ======================================== */

/* Tablet: <= 1024px */
@media (max-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1fr;
        gap: 48px;
        text-align: center;
        padding: 60px 20px;
    }

    .hero-section {
        min-height: auto;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-stats {
        max-width: 500px;
        margin: 0 auto;
    }

    /* 核心服务 平板端 */
    .services-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
        gap: 16px;
    }
    .service-card {
        padding: 30px 26px 26px;
    }
    .service-num {
        font-size: 2.5rem;
    }
    .service-icon {
        width: 50px;
        height: 50px;
    }

    /* 合作流程 平板端 */
    .process-timeline {
        flex-wrap: wrap;
        justify-content: center;
        gap: 12px;
        padding: 0;
    }
    .process-line {
        display: none;
    }
    .process-step {
        width: 28%;
        min-width: 130px;
    }
    .process-dot {
        width: 54px;
        height: 54px;
    }
    .process-dot-inner {
        font-size: 0.95rem;
    }
    .process-card h3 {
        font-size: 0.85rem;
    }
    .process-card p {
        font-size: 0.75rem;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 18px;
    }

    .product-card {
        padding: 28px 22px 24px;
    }

    .product-card-index {
        font-size: 2.8rem;
        top: 12px;
        right: 16px;
    }

    .product-icon {
        width: 52px;
        height: 52px;
        margin-bottom: 16px;
    }

    .product-title {
        font-size: var(--text-base);
    }

    .product-desc {
        font-size: 0.8125rem;
        margin-bottom: 16px;
    }

    .products-section {
        padding: 40px 0;
    }

    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .case-img-footer {
        padding: 0 12px 10px;
    }

    .case-tag {
        font-size: 0.65rem;
        padding: 3px 10px;
    }

    .case-result {
        font-size: 0.65rem;
        padding: 3px 10px;
    }

    .case-body {
        padding: 12px 14px 14px;
    }

    .case-title {
        font-size: 0.82rem;
    }

    .cases-section {
        padding: 48px 0;
    }



    .about-grid {
        display: none;
    }

    .about-layout {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .about-stats-cards {
        grid-template-columns: repeat(4, 1fr);
        gap: 16px;
    }

    .about-stat-card {
        padding: 28px 18px;
    }

    .about-stat-card-number {
        font-size: 2.5rem;
    }

    .about-stat-card-suffix {
        font-size: 1.2rem;
    }

    .about-stat-card-label {
        font-size: 0.75rem;
    }

    .about-heading-title {
        font-size: 1.5rem;
    }

    .about-description p {
        font-size: 0.9375rem;
    }

    .about-feature-item {
        padding: 12px 0 12px 30px;
        font-size: 0.9375rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .blog-layout {
        flex-direction: column;
    }
    .blog-sidebar {
        width: 100%;
        position: static;
    }
    .blog-list-thumb {
        width: 180px;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* 合作流程 平板端 */
    .flowchart-cards-row {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
        gap: 0;
    }
    .flowchart-card { padding: 30px 22px 20px; }
    .flowchart-bridge { height: 42px; }
    .flowchart-track-row { padding: 0 34px; }
    .flowchart-node { width: 40px; height: 40px; }
    .flowchart-track-bg { left: 34px; right: 34px; }
    .flowchart-track-fill { left: 34px; }
    .flowchart-track-row.filled .flowchart-track-fill { width: calc(100% - 68px); }

    .cta-banner-title {
        font-size: 2rem;
    }

    .section-label {
        font-size: 0.72rem;
        padding: 5px 16px;
    }

    .section-title {
        font-size: 2rem;
    }
    .services-main-title {
        font-size: 1.85rem !important;
    }
    .section-title-tagline { font-size: 1.85rem; }

    .section-subtitle {
        font-size: var(--text-base);
    }

    .product-title {
        font-size: var(--text-base);
    }

    .product-desc {
        font-size: 0.75rem;
    }

    .case-title {
        font-size: 0.84rem;
    }

    .case-desc {
        font-size: 0.73rem;
    }

    .case-img-footer {
        padding: 0 10px 8px;
    }

    .case-tag {
        font-size: 0.62rem;
        padding: 2px 8px;
    }

    .case-result {
        font-size: 0.62rem;
        padding: 2px 8px;
    }

    .case-body {
        padding: 10px 12px 12px;
    }

    .case-filter-btn {
        padding: 7px 16px;
        font-size: 0.78rem;
    }

    .case-filters {
        gap: 6px;
        margin-bottom: 36px;
    }

    .cases-section {
        padding: 44px 0;
    }

    .process-title {
        font-size: 0.9375rem;
    }

    .process-desc {
        font-size: 0.75rem;
    }

    .cta-title {
        font-size: 1.75rem;
    }

    .stat-number {
        font-size: 2.25rem;
    }

    .stat-suffix {
        font-size: 1.15rem;
    }

    /* Contact 1024 */
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .contact-service-card {
        padding: 24px 22px 22px;
    }

    .contact-cards-list {
        padding: 20px 22px 24px;
    }

    /* 选择我们 平板端 - 2列卡片 */
    .advantages-section {
        padding: 48px 0 64px;
    }
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .advantage-card {
        padding: 36px 24px 28px;
    }
    .advantage-watermark {
        font-size: 3.5rem;
    }
    .advantage-icon-wrap {
        width: 62px;
        height: 62px;
        border-radius: 16px;
        margin-bottom: 20px;
    }
    .advantage-icon-wrap svg {
        width: 28px;
        height: 28px;
    }
    .advantage-title {
        font-size: 1.05rem;
    }
    .advantage-desc {
        font-size: 0.85rem;
    }
}

/* Mobile: <= 768px */
@media (max-width: 768px) {
    html {
        font-size: 15px;
    }

    .menu-toggle {
        display: flex;
    }

    .header-inner {
        height: 60px;
        gap: 16px;
    }

    .site-branding {
        display: flex;
    }

    .custom-logo-link .fzdn-logo-img {
        max-height: 36px;
    }

    .fzdn-logo-text {
        font-size: 1.2rem;
    }

    .primary-menu {
        position: fixed;
        top: 0;
        right: 0;
        width: 300px;
        max-width: 85vw;
        height: 100vh;
        height: 100dvh;
        background: var(--bg-white);
        flex-direction: column;
        align-items: stretch;
        padding: 80px 20px 32px;
        gap: 2px;
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.12);
        transform: translateX(100%);
        transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        overflow-y: auto;
        z-index: 999;
    }

    .primary-menu.active {
        transform: translateX(0);
    }

    .primary-menu .menu-item {
        width: 100%;
        height: auto;
    }

    .primary-menu .menu-item > a {
        width: 100%;
        height: auto;
        padding: 13px 16px;
        font-size: 0.95rem;
        border-radius: var(--radius-md);
    }

    /* 移动端隐藏桌面端伪元素效果 */
    .primary-menu .menu-item > a::before,
    .primary-menu .menu-item > a::after {
        display: none;
    }

    .primary-menu .menu-item > a:hover,
    .primary-menu .current-menu-item > a {
        background: var(--color-primary-lighter);
        color: var(--color-primary);
    }

    .primary-menu .sub-menu {
        position: static;
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        transform: none;
        padding: 4px 0;
        margin: 2px 0 2px 12px;
        display: none;
        border: none;
        border-radius: 8px;
        background: var(--bg-lighter);
        backdrop-filter: none;
        min-width: auto;
        width: auto;
        overflow: hidden;
    }

    .primary-menu .sub-menu::before {
        display: none;
    }

    .primary-menu .sub-menu .menu-item > a {
        display: block;
        padding: 10px 14px 10px 28px;
        font-size: 0.85rem;
        border-radius: 0;
        position: relative;
    }

    .primary-menu .sub-menu .menu-item > a::before {
        content: '';
        position: absolute;
        left: 14px;
        top: 50%;
        transform: translateY(-50%);
        width: 4px;
        height: 4px;
        border-radius: 50%;
        background: var(--color-primary);
        opacity: 0.35;
    }

    .primary-menu .sub-menu .menu-item > a:active {
        background: rgba(15, 60, 201, 0.08);
    }

    /* 三级子菜单 */
    .primary-menu .sub-menu .sub-menu {
        margin-left: 8px;
        padding: 2px 0;
        border-radius: 6px;
        background: rgba(15, 60, 201, 0.03);
    }

    .primary-menu .sub-menu .sub-menu .menu-item > a {
        padding-left: 36px;
        font-size: 0.82rem;
    }

    .primary-menu .sub-menu .sub-menu .menu-item > a::before {
        left: 22px;
        width: 3px;
        height: 3px;
    }

    /* 父级菜单点击展开箭头 */
    .primary-menu .menu-item-has-children > a {
        position: relative;
    }

    .primary-menu .menu-item-has-children > a::after {
        display: inline-block;
        content: '';
        width: 6px;
        height: 6px;
        border-right: 1.5px solid var(--text-secondary);
        border-bottom: 1.5px solid var(--text-secondary);
        transform: rotate(45deg);
        margin-left: 8px;
        margin-top: -2px;
        vertical-align: middle;
        transition: transform 0.25s ease;
    }

    .primary-menu .menu-item-has-children.sub-open > a::after {
        transform: rotate(-135deg);
        margin-top: 2px;
    }

    .mobile-nav-overlay.active {
        display: block;
        opacity: 1;
    }

    /* 移动端头部简化顶部装饰线 */
    .site-header::after {
        height: 1px;
    }

    .primary-menu .sub-menu.active {
        display: block;
    }

    .hero-section {
        min-height: auto;
    }

    .hero-inner {
        padding: 48px 20px 60px;
    }

    .hero-title {
        font-size: 1.9rem;
    }

    .hero-subtitle {
        font-size: 0.9rem;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .hero-stat-card {
        padding: 20px 14px;
    }

    .hero-stat-value {
        font-size: 1.5rem;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .hero-scroll {
        bottom: 12px;
    }

    /* 核心服务 移动端 */
    .services-section {
        padding: 36px 0 48px;
    }
    .services-main-title {
        font-size: 1.5rem !important;
    }
    .services-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }
    .service-card {
        padding: 26px 22px 22px;
    }
    .service-num {
        font-size: 2.2rem;
    }
    .service-icon {
        width: 46px;
        height: 46px;
    }
    .service-title {
        font-size: 0.95rem;
    }
    .service-desc {
        font-size: 0.82rem;
    }

    /* 合作流程 移动端 */
    .process-timeline {
        flex-direction: column;
        align-items: center;
        gap: 0;
        padding: 0;
    }
    .process-line {
        display: none;
    }
    .process-step {
        width: 100%;
        max-width: 320px;
        flex-direction: row;
        gap: 16px;
    }
    .process-dot {
        width: 48px;
        height: 48px;
        margin-bottom: 0;
        flex-shrink: 0;
    }
    .process-dot-inner {
        font-size: 0.85rem;
    }
    .process-card {
        text-align: left;
    }
    .process-card h3 {
        font-size: 0.85rem;
    }
    .process-card p {
        font-size: 0.75rem;
    }

    /* 数据信任区 移动端 */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .stat-item {
        padding: 16px 10px;
    }
    .stat-item:nth-child(2)::after {
        display: none;
    }
    .stat-value {
        font-size: 1.8rem;
    }
    .stat-icon {
        width: 40px;
        height: 40px;
        margin-bottom: 12px;
    }

    /* CTA Home mobile */
    .cta-home-section {
        padding: 48px 0;
    }
    .cta-home-content h2 {
        font-size: 1.8rem;
    }
    .cta-home-content p {
        font-size: 0.9rem;
    }

    /* 选择我们 移动端 */
    .advantages-section {
        padding: 24px 0 40px;
    }
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }
    .advantage-card {
        padding: 32px 22px 26px;
        border-radius: 16px;
    }
    .advantage-watermark {
        font-size: 3rem;
        top: 10px;
        right: 14px;
    }
    .advantage-icon-wrap {
        width: 56px;
        height: 56px;
        border-radius: 14px;
        margin-bottom: 18px;
    }
    .advantage-icon-wrap svg {
        width: 26px;
        height: 26px;
    }
    .advantage-title {
        font-size: 1rem;
    }
    .advantage-desc {
        font-size: 0.82rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .section-subtitle {
        font-size: 0.9375rem;
    }

    .section-label {
        font-size: 0.7rem;
        padding: 5px 14px;
    }

    .section-label::before {
        width: 6px;
        height: 6px;
    }

    .products-section,
    .cases-section,
    .advantages-section,
    .services-section,
    .process-section,
    .stats-section {
        padding: 48px 0;
    }

    .advantages-section .section-header {
        margin-bottom: 32px;
    }

    .advantages-section::before {
        background-size: 48px 48px;
    }

    .about-section {
        padding: 48px 0 28px;
    }

    .clients-section {
        padding: 48px 0 32px;
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .stat-card {
        padding: 32px 20px 28px;
    }

    .stat-number {
        font-size: 2.25rem;
    }

    .cases-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .case-img-footer {
        padding: 0 14px 12px;
    }

    .case-tag {
        font-size: 0.7rem;
        padding: 4px 12px;
    }

    .case-result {
        font-size: 0.7rem;
        padding: 4px 12px;
    }

    .case-body {
        padding: 14px 16px 16px;
    }

    .case-title {
        font-size: 0.88rem;
    }

    .case-desc {
        font-size: 0.8rem;
    }

    .case-filter-btn {
        padding: 7px 14px;
        font-size: 0.78rem;
    }

    .case-filters {
        gap: 6px;
        margin-bottom: 32px;
    }

    .cases-section {
        padding: 48px 0;
    }

    .cases-section::before {
        display: none;
    }

    .advantage-visual {
        width: 80px;
        padding: 20px 0;
    }
    .advantage-num { font-size: 1.15rem; }
    .advantage-icon { width: 36px; height: 36px; border-radius: 10px; }
    .advantage-icon svg { width: 20px; height: 20px; }
    .advantage-body { padding: 20px 16px 20px 14px; }
    .advantage-title { font-size: 0.9rem; }
    .advantage-desc { font-size: 0.78rem; }
    .advantage-visual::after { width: 2px; }

    .products-grid {
        gap: 14px;
    }

    .product-card {
        padding: 24px 18px 22px;
    }

    .product-card-index {
        font-size: 2.4rem;
        top: 10px;
        right: 14px;
    }

    .product-icon {
        width: 48px;
        height: 48px;
        margin-bottom: 14px;
    }

    .product-icon svg {
        width: 24px;
        height: 24px;
    }

    .product-title {
        font-size: 0.9375rem;
        margin-bottom: 6px;
    }

    .product-desc {
        font-size: 0.75rem;
        margin-bottom: 14px;
    }

    .product-link {
        font-size: 0.8125rem;
    }

    .products-section {
        padding: 44px 0;
    }

    .about-stats-cards {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    .about-stat-card {
        padding: 24px 16px;
    }

    .about-stat-card-number {
        font-size: 2rem;
    }

    .about-stat-card-suffix {
        font-size: 1.1rem;
    }

    .about-stat-card-label {
        font-size: 0.7rem;
    }

    .about-heading-title {
        font-size: 1.3rem;
    }

    .about-description p {
        font-size: 0.875rem;
    }

    .about-feature-item {
        padding: 10px 0 10px 28px;
        font-size: 0.875rem;
    }
    
    .about-feature-item::before {
        width: 18px;
        height: 18px;
        font-size: 0.7rem;
        top: 10px;
    }



    .blog-list-item {
        flex-direction: column;
    }
    .blog-list-thumb {
        width: 100%;
        min-height: 180px;
        max-height: 200px;
    }
    .blog-list-body {
        padding: 0 18px 18px;
    }

    .cta-title {
        font-size: 1.5rem;
    }

    .cta-title {
        font-size: 1.5rem;
    }

    .cta-description {
        font-size: 0.9375rem;
    }

    /* 合作流程 移动端 */
    .clients-section {
        padding: 44px 0;
    }
    .flowchart-cards-row {
        grid-template-columns: 1fr;
        max-width: 100%;
        gap: 0;
    }
    .flowchart-card { padding: 24px 14px 16px; }
    .flowchart-bridge { height: 34px; }
    .flowchart-track-row { padding: 0 14px; }
    .flowchart-node { width: 34px; height: 34px; }
    .flowchart-track-bg { left: 14px; right: 14px; }
    .flowchart-track-fill { left: 14px; }
    .flowchart-track-row.filled .flowchart-track-fill { width: calc(100% - 28px); }
    .flowchart-track-row .flowchart-node:not(:last-child)::after { right: -8px; width: 4px; height: 4px; }

    .process-desc {
        max-width: none;
        font-size: 0.8rem;
    }

    .process-arrow {
        display: none;
    }

    .process-title {
        font-size: 1rem;
        margin-bottom: 4px;
    }

    .process-desc {
        font-size: 0.85rem;
    }

    .single-title {
        font-size: 1.75rem;
    }

    .post-navigation {
        flex-direction: column;
    }

    .page-title {
        font-size: 1.75rem;
    }

    /* Contact 768 */
    .contact-section {
        padding: 48px 0 56px;
    }

    .contact-layout {
        gap: 24px;
    }

    .contact-service-card {
        padding: 22px 20px 20px;
    }

    .service-avatar {
        width: 48px;
        height: 48px;
    }

    .service-avatar svg {
        width: 26px;
        height: 26px;
    }

    .service-title {
        font-size: 0.95rem;
    }

    .contact-cards-list {
        padding: 18px 20px 22px;
    }

    .contact-card {
        gap: 12px;
        padding: 14px 0;
    }

    .contact-card-icon {
        width: 34px;
        height: 34px;
        border-radius: 10px;
    }

    .contact-card-icon svg {
        width: 16px;
        height: 16px;
    }

    .contact-form-panel {
        padding: 28px 24px;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    /* 404 Page Mobile */
    .error-404-section {
        padding: 80px 0;
    }

    .error-404-number {
        font-size: clamp(6rem, 18vw, 9rem);
    }

    .error-404-orb--1 {
        width: 250px; height: 250px;
    }

    .error-404-orb--2 {
        width: 180px; height: 180px;
    }
}

/* Small Mobile: <= 480px */
@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }
    .stat-item::after {
        display: none;
    }
    .stat-item {
        padding: 14px 8px;
    }
    .stat-icon {
        width: 36px;
        height: 36px;
        margin-bottom: 10px;
    }
    .stat-value {
        font-size: 1.5rem;
    }
    .stat-value small {
        font-size: 0.9rem;
    }
    .stat-label {
        font-size: 0.7rem;
    }

    .section-title {
        font-size: 1.5rem;
    }
    .section-title-tagline { font-size: 1.35rem; gap: 3px; }

    .products-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .product-card {
        padding: 22px 18px 20px;
    }

    .product-card-index {
        font-size: 2.8rem;
    }

    .products-section {
        padding: 36px 0;
    }

    .products-section::before,
    .products-section::after {
        display: none;
    }

    /* Contact 480 */
    .contact-section {
        padding: 36px 0 44px;
    }

    .contact-service-card {
        padding: 20px 16px;
        gap: 12px;
    }

    .service-avatar {
        width: 42px;
        height: 42px;
    }

    .service-avatar svg {
        width: 22px;
        height: 22px;
    }

    .service-title {
        font-size: 0.9rem;
    }

    .service-status {
        font-size: 0.76rem;
    }

    .contact-cards-list {
        padding: 16px 16px 20px;
    }

    .contact-card {
        gap: 10px;
        padding: 12px 0;
    }

    .contact-card-icon {
        width: 30px;
        height: 30px;
        border-radius: 8px;
    }

    .contact-card-icon svg {
        width: 14px;
        height: 14px;
    }

    .contact-card-label {
        font-size: 0.74rem;
    }

    .contact-card-value {
        font-size: 0.83rem;
    }

    .contact-form-panel {
        padding: 24px 18px;
    }

    .contact-form-title {
        font-size: 1.1rem;
    }

    .contact-form-desc {
        font-size: 0.82rem;
        margin-bottom: 22px;
    }

    .form-input,
    .form-textarea {
        padding: 10px 14px;
        font-size: 0.85rem;
    }

    .contact-submit-btn {
        width: 100%;
        padding: 14px 24px;
        font-size: 0.95rem;
    }
}

/* ========================================
   H5 Mobile Comprehensive Optimization
   ======================================== */

/* Global touch improvements */
html {
    -webkit-tap-highlight-color: transparent;
}

a, button, input, textarea, select, .btn-hero-primary, .btn-hero-secondary,
.btn-primary, .btn-secondary, .btn-outline, .case-card, .product-card,
.service-card, .process-card, .contact-card, .menu-toggle, .back-to-top {
    touch-action: manipulation;
}

/* Prevent iOS input zoom */
@media (max-width: 768px) {
    input[type="text"],
    input[type="email"],
    input[type="tel"],
    input[type="password"],
    input[type="search"],
    input[type="url"],
    input[type="number"],
    textarea,
    select {
        font-size: 16px !important;
    }
}

/* ========================================
   Tablet & Large Mobile: <= 768px
   ======================================== */
@media (max-width: 768px) {

    /* ---------- Container ---------- */
    .container {
        padding: 0 16px;
    }

    /* ---------- Smooth scroll for mobile body ---------- */
    html {
        scroll-behavior: smooth;
    }

    /* ---------- Mobile nav improvements ---------- */
    .menu-open {
        overflow: hidden;
        position: fixed;
        width: 100%;
        height: 100%;
    }

    .mobile-nav-overlay {
        backdrop-filter: blur(2px);
        -webkit-backdrop-filter: blur(2px);
    }

    .primary-menu {
        padding-top: 60px;
    }

    .primary-menu .menu-item > a {
        padding: 14px 20px;
        font-size: 1rem;
    }

    .primary-menu .menu-item > a:active {
        background: rgba(15, 60, 201, 0.08);
    }

    .primary-menu .sub-menu .menu-item > a {
        font-size: 0.85rem;
    }

    /* ---------- Hero mobile ---------- */
    .hero-section {
        min-height: auto;
    }

    .hero-inner {
        display: flex;
        flex-direction: column;
        gap: 28px;
        padding: 48px 16px 32px;
    }

    .hero-content {
        max-width: 100%;
        text-align: center;
    }

    .hero-badge {
        margin: 0 auto 20px;
        font-size: 0.75rem;
        padding: 6px 16px;
    }

    .hero-title {
        font-size: 2rem;
        line-height: 1.3;
        margin-bottom: 14px;
    }

    .hero-subtitle {
        font-size: 0.9rem;
        line-height: 1.7;
        margin: 0 auto 24px;
        max-width: 100%;
    }

    .hero-cta {
        justify-content: center;
        gap: 12px;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
        width: 100%;
        max-width: 440px;
        margin: 0 auto;
    }

    .hero-stat-card {
        padding: 14px 12px;
        border-radius: 10px;
    }

    .hero-stat-card:active {
        background: rgba(255,255,255,0.08);
    }

    .hero-stat-icon {
        width: 32px;
        height: 32px;
        margin-bottom: 6px;
    }

    .hero-stat-value {
        font-size: 1.4rem;
    }

    .hero-stat-value small {
        font-size: 0.8rem;
    }

    .hero-stat-label {
        font-size: 0.68rem;
    }

    .hero-scroll {
        display: none;
    }

    /* ---------- Section Headers ---------- */
    .section-header {
        margin-bottom: 28px;
    }

    .section-label {
        font-size: 0.72rem;
        padding: 5px 14px;
        margin-bottom: 12px;
    }

    .section-title {
        font-size: 1.5rem;
        margin-bottom: 10px;
    }

    .section-title-tagline {
        font-size: 1.5rem;
        gap: 4px;
    }

    .section-subtitle {
        font-size: 0.88rem;
    }

    /* ---------- Services ---------- */
    .services-section {
        padding: 36px 0 48px;
    }

    .services-section .section-header {
        margin-bottom: 32px;
    }

    .services-main-title {
        font-size: 1.6rem !important;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .service-card {
        padding: 24px 18px;
    }

    .service-card:active {
        transform: scale(0.98);
    }

    .service-card-icon {
        width: 44px;
        height: 44px;
        margin-bottom: 14px;
    }

    .service-card-icon svg {
        width: 22px;
        height: 22px;
    }

    .service-card-title {
        font-size: 1.05rem;
        margin-bottom: 6px;
    }

    .service-card-desc {
        font-size: 0.85rem;
        line-height: 1.6;
    }

    /* ---------- Process ---------- */
    .process-section {
        padding: 36px 0;
    }

    .process-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .process-card {
        padding: 22px 16px 18px;
    }

    .process-card:active {
        transform: scale(0.98);
    }

    .process-icon {
        width: 44px;
        height: 44px;
        margin-bottom: 12px;
    }

    .process-number {
        font-size: 1.8rem;
    }

    .process-title {
        font-size: 1rem;
        margin-bottom: 6px;
    }

    .process-desc {
        font-size: 0.83rem;
        line-height: 1.6;
    }

    /* ---------- Stats ---------- */
    .stats-section {
        padding: 36px 0;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0;
    }

    .stat-item {
        padding: 16px 8px;
    }

    .stat-icon {
        width: 36px;
        height: 36px;
        margin-bottom: 8px;
    }

    .stat-value {
        font-size: 1.6rem;
    }

    .stat-value small {
        font-size: 0.9rem;
    }

    .stat-label {
        font-size: 0.72rem;
        margin-top: 2px;
    }

    /* ---------- CTA ---------- */
    .cta-section {
        padding: 40px 16px;
    }

    .cta-title {
        font-size: 1.35rem;
        line-height: 1.4;
    }

    .cta-description {
        font-size: 0.85rem;
        margin-bottom: 20px;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .cta-buttons .btn-hero-primary,
    .cta-buttons .btn-hero-secondary,
    .cta-buttons .btn-primary,
    .cta-buttons .btn-outline {
        width: 100%;
        max-width: 280px;
        justify-content: center;
        text-align: center;
    }

    /* ---------- Advantages ---------- */
    .advantages-section {
        padding: 36px 0;
    }

    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .advantage-card {
        padding: 18px 14px;
    }

    .advantage-card:active {
        transform: scale(0.97);
    }

    .advantage-icon {
        width: 36px;
        height: 36px;
        margin-bottom: 10px;
    }

    .advantage-title {
        font-size: 0.92rem;
    }

    .advantage-desc {
        font-size: 0.78rem;
        line-height: 1.5;
    }

    /* ---------- Products ---------- */
    .products-section {
        padding: 36px 0;
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .product-card {
        padding: 24px 18px 20px;
    }

    .product-card:active {
        transform: scale(0.98);
    }

    .product-card-index {
        font-size: 3rem;
    }

    /* ---------- Cases ---------- */
    .cases-section {
        padding: 36px 0;
    }

    .case-filter {
        flex-wrap: wrap;
        gap: 6px;
        justify-content: center;
        margin-bottom: 20px;
    }

    .case-filter-btn {
        padding: 8px 14px;
        font-size: 0.78rem;
    }

    .cases-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .case-card {
        border-radius: 12px;
    }

    .case-card:active {
        transform: scale(0.985);
    }

    .case-img {
        height: 200px;
    }

    .case-body {
        padding: 16px;
    }

    .case-title {
        font-size: 0.95rem;
    }

    .case-tags .case-tag {
        font-size: 0.68rem;
        padding: 3px 8px;
    }

    /* Case lightbox mobile */
    .case-lightbox-toolbar {
        padding: 10px 12px;
    }

    .case-lightbox-btn {
        width: 36px;
        height: 36px;
    }

    .case-lightbox-btn svg {
        width: 18px;
        height: 18px;
    }

    #lightbox-title {
        font-size: 0.85rem;
    }

    #lightbox-counter {
        font-size: 0.8rem;
    }

    .case-lightbox-nav {
        width: 36px;
        height: 36px;
    }

    .case-lightbox-nav svg {
        width: 20px;
        height: 20px;
    }

    /* ---------- About ---------- */
    .about-section {
        padding: 36px 0 28px;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .about-image {
        max-width: 100%;
        height: 200px;
    }

    .about-content {
        padding: 0;
    }

    .about-title {
        font-size: 1.3rem;
    }

    .about-text {
        font-size: 0.85rem;
        line-height: 1.7;
    }

    .about-features {
        gap: 10px;
    }

    .about-feature-item {
        font-size: 0.83rem;
        padding-left: 24px;
    }

    .about-feature-item::before {
        width: 16px;
        height: 16px;
        font-size: 0.65rem;
        top: 8px;
    }

    /* ---------- Clients ---------- */
    .clients-section {
        padding: 36px 0;
    }

    .clients-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }

    .client-logo {
        padding: 14px;
        height: 60px;
    }

    .client-logo img {
        max-height: 30px;
    }

    /* ---------- Contact ---------- */
    .contact-section {
        padding: 36px 0 44px;
    }

    .contact-layout {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .contact-service-card {
        padding: 20px 16px;
        gap: 12px;
    }

    .service-avatar {
        width: 44px;
        height: 44px;
    }

    .service-avatar svg {
        width: 24px;
        height: 24px;
    }

    .service-title {
        font-size: 0.9rem;
    }

    .service-status {
        font-size: 0.78rem;
    }

    .contact-cards-list {
        padding: 18px 16px 22px;
    }

    .contact-card {
        gap: 12px;
        padding: 14px 0;
    }

    .contact-card:active {
        opacity: 0.7;
    }

    .contact-card-icon {
        width: 34px;
        height: 34px;
        border-radius: 10px;
    }

    .contact-card-icon svg {
        width: 17px;
        height: 17px;
    }

    .contact-card-label {
        font-size: 0.76rem;
    }

    .contact-card-value {
        font-size: 0.88rem;
    }

    .contact-form-panel {
        padding: 24px 18px;
    }

    .contact-form-title {
        font-size: 1.15rem;
    }

    .contact-form-desc {
        font-size: 0.83rem;
        margin-bottom: 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .form-group {
        margin-bottom: 0;
    }

    .form-input,
    .form-textarea {
        padding: 12px 14px;
        font-size: 16px;
        border-radius: 10px;
    }

    .form-textarea {
        height: 100px;
    }

    .contact-submit-btn {
        width: 100%;
        padding: 14px;
        font-size: 0.95rem;
        justify-content: center;
    }

    /* ---------- Footer H5 Redesign ---------- */
    .footer-widgets {
        padding: 40px 0 0;
    }

    .footer-grid {
        display: flex;
        flex-wrap: wrap;
        gap: 0;
        padding-bottom: 20px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    /* 品牌区 - 顶部全宽居中 */
    .footer-brand {
        width: 100%;
        text-align: center;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        padding-bottom: 20px;
        margin-bottom: 16px;
    }

    .footer-brand .custom-logo-link {
        justify-content: center;
    }

    .footer-brand .fzdn-logo-text {
        font-size: 1.25rem;
    }

    .footer-slogan {
        font-size: 0.75rem;
        margin-bottom: 6px;
    }

    .footer-desc {
        font-size: 0.8rem;
        line-height: 1.65;
        max-width: 340px;
        margin: 0 auto 12px;
    }

    .footer-contact-item {
        justify-content: center;
        font-size: 0.88rem;
        color: rgba(255, 255, 255, 0.7);
    }

    .footer-contact-item svg {
        opacity: 0.6;
    }

    /* 链接区 - 快捷导航 & 产品服务 并排双列 */
    .footer-col:nth-child(2),
    .footer-col:nth-child(3) {
        width: 50%;
        padding: 4px 8px;
    }

    .footer-col:nth-child(2) {
        padding-left: 0;
    }
    .footer-col:nth-child(3) {
        padding-right: 0;
    }

    .footer-widget-title {
        font-size: 0.82rem;
        margin-bottom: 10px;
        padding-bottom: 8px;
        text-transform: uppercase;
        letter-spacing: 0.06em;
        color: rgba(255, 255, 255, 0.5);
    }

    .footer-widget-title::after {
        width: 24px;
        height: 2px;
    }

    .footer-links {
        display: flex;
        flex-wrap: wrap;
        gap: 0;
    }

    .footer-links li {
        width: 50%;
        margin-bottom: 8px;
    }

    .footer-links a {
        font-size: 0.82rem;
        padding: 4px 0;
        display: inline-block;
    }

    .footer-links a::before {
        display: none;
    }

    .footer-links a:active {
        color: var(--text-white);
        transform: translateX(2px);
    }

    /* 联系我们 - 全宽横向排列 */
    .footer-col:nth-child(4) {
        width: 100%;
        padding: 4px 0;
        margin-top: 4px;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        padding-top: 14px;
    }

    .footer-contact {
        display: flex;
        flex-wrap: wrap;
        gap: 0 16px;
    }

    .footer-contact li {
        flex: 1 1 auto;
        min-width: 140px;
        font-size: 0.78rem;
        margin-bottom: 8px;
        gap: 6px;
    }

    .footer-contact svg {
        width: 14px;
        height: 14px;
        opacity: 0.5;
        margin-top: 2px;
    }

    /* 底部版权 */
    .footer-bottom {
        padding: 14px 0 24px;
        background: transparent;
    }

    .footer-bottom-inner {
        flex-direction: column;
        gap: 6px;
        text-align: center;
    }

    .footer-copyright {
        font-size: 0.75rem;
        color: rgba(255, 255, 255, 0.35);
    }

    .footer-bottom-links a {
        font-size: 0.7rem;
        color: rgba(255, 255, 255, 0.3);
    }

    /* ---------- Blog list ---------- */
    .blog-list-item {
        flex-direction: column;
        border-radius: 12px;
    }

    .blog-list-item:active {
        transform: scale(0.985);
    }

    .blog-list-thumb {
        width: 100%;
        min-height: 160px;
        max-height: 180px;
        border-radius: 12px 12px 0 0;
    }

    .blog-list-body {
        padding: 0 14px 16px;
    }

    .blog-list-title {
        font-size: 1rem;
    }

    .blog-list-meta {
        font-size: 0.75rem;
        gap: 10px;
    }

    .blog-list-excerpt {
        font-size: 0.82rem;
        line-height: 1.6;
        margin-top: 6px;
    }

    /* ---------- Blog pagination ---------- */
    .pagination {
        gap: 4px;
    }

    .page-numbers {
        width: 36px;
        height: 36px;
        font-size: 0.83rem;
        line-height: 36px;
    }

    /* ---------- Single post ---------- */
    .single-container {
        padding: 24px 16px;
    }

    .single-header {
        margin-bottom: 20px;
    }

    .single-title {
        font-size: 1.5rem;
        line-height: 1.3;
        margin-bottom: 12px;
    }

    .single-meta {
        font-size: 0.78rem;
        gap: 12px;
        flex-wrap: wrap;
    }

    .single-content {
        font-size: 0.9rem;
        line-height: 1.75;
    }

    .single-content img {
        border-radius: 10px;
        margin: 16px 0;
    }

    .single-content h2 {
        font-size: 1.25rem;
        margin: 24px 0 12px;
    }

    .single-content h3 {
        font-size: 1.1rem;
        margin: 20px 0 10px;
    }

    .single-content p {
        margin-bottom: 14px;
    }

    .single-content ul,
    .single-content ol {
        padding-left: 18px;
        margin-bottom: 14px;
    }

    .single-content li {
        margin-bottom: 6px;
    }

    .post-navigation {
        flex-direction: column;
        gap: 10px;
    }

    .post-nav-link {
        padding: 12px 14px;
        font-size: 0.83rem;
    }

    /* ---------- Page header ---------- */
    .page-header {
        padding: 32px 0 24px;
    }

    .page-title {
        font-size: 1.5rem;
    }

    /* ---------- Back to top ---------- */
    .back-to-top {
        width: 40px;
        height: 40px;
        bottom: 16px;
        right: 16px;
        border-radius: 50%;
    }

    .back-to-top svg {
        width: 20px;
        height: 20px;
    }

    /* ---------- Flowchart ---------- */
    .flowchart-cards-row {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .flowchart-card {
        padding: 20px 14px 16px;
    }

    .flowchart-bridge {
        height: 28px;
    }

    .flowchart-track-row {
        padding: 0 12px;
    }

    .flowchart-node {
        width: 30px;
        height: 30px;
    }

    /* ---------- Category list page ---------- */
    .category-hero {
        padding: 52px 0 44px;
    }
    .category-hero-title {
        font-size: 2rem;
    }
    .category-hero-desc {
        font-size: 0.95rem;
        max-width: 400px;
    }
    .category-hero-badge {
        font-size: 0.72rem;
        padding: 5px 14px;
    }
    .category-post-item {
        flex-direction: column;
        gap: 16px;
        padding: 20px;
    }
    .category-post-thumb {
        width: 100%;
        height: 180px;
        border-radius: 10px;
    }
    .category-post-title {
        font-size: 1.1rem;
    }
    .category-post-excerpt {
        font-size: 0.84rem;
        -webkit-line-clamp: 3;
    }
    .category-post-link {
        font-size: 0.8rem;
    }

    /* ---------- Hide desktop-only elements ---------- */
    .hero-bg-orb {
        opacity: 0.3;
    }
}

/* ========================================
   Small Mobile: <= 480px
   ======================================== */
@media (max-width: 480px) {

    /* ---------- Container ---------- */
    .container {
        padding: 0 12px;
    }

    /* ---------- Header ---------- */
    .site-header {
        padding: 8px 0;
    }

    .header-inner {
        padding: 0 4px;
    }

    .menu-toggle {
        width: 38px;
        height: 38px;
    }

    .custom-logo-link .fzdn-logo-img {
        max-height: 30px;
    }

    .fzdn-logo-text {
        font-size: 1.1rem;
    }

    /* ---------- Hero ---------- */
    .hero-inner {
        padding: 32px 12px 24px;
        gap: 20px;
    }

    .hero-title {
        font-size: 1.6rem;
    }

    .hero-subtitle {
        font-size: 0.83rem;
    }

    .hero-badge {
        font-size: 0.7rem;
        padding: 5px 12px;
        margin-bottom: 14px;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .hero-cta .btn-hero-primary,
    .hero-cta .btn-hero-secondary {
        width: 100%;
        max-width: 260px;
        justify-content: center;
        text-align: center;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .hero-stat-card {
        padding: 12px 8px;
        border-radius: 8px;
    }

    .hero-stat-icon {
        width: 28px;
        height: 28px;
        margin-bottom: 4px;
    }

    .hero-stat-icon svg {
        width: 14px;
        height: 14px;
    }

    .hero-stat-value {
        font-size: 1.2rem;
    }

    .hero-stat-value small {
        font-size: 0.72rem;
    }

    .hero-stat-label {
        font-size: 0.64rem;
    }

    /* ---------- Section Headers ---------- */
    .section-header {
        margin-bottom: 22px;
    }

    .section-label {
        font-size: 0.7rem;
        padding: 4px 12px;
        margin-bottom: 10px;
    }

    .section-title {
        font-size: 1.35rem;
    }

    .section-title-tagline {
        font-size: 1.3rem;
        gap: 3px;
    }

    .section-subtitle {
        font-size: 0.83rem;
        line-height: 1.6;
    }

    /* ---------- Services ---------- */
    .services-section {
        padding: 28px 0 36px;
    }

    .services-main-title {
        font-size: 1.4rem !important;
    }

    .services-grid {
        gap: 10px;
    }

    .service-card {
        padding: 20px 14px;
    }

    .service-card-icon {
        width: 38px;
        height: 38px;
        margin-bottom: 10px;
    }

    .service-card-icon svg {
        width: 20px;
        height: 20px;
    }

    .service-card-title {
        font-size: 0.95rem;
    }

    .service-card-desc {
        font-size: 0.8rem;
    }

    /* ---------- Process ---------- */
    .process-section {
        padding: 28px 0;
    }

    .process-grid {
        gap: 12px;
    }

    .process-card {
        padding: 18px 14px 16px;
    }

    .process-icon {
        width: 38px;
        height: 38px;
    }

    .process-number {
        font-size: 1.5rem;
    }

    .process-title {
        font-size: 0.92rem;
    }

    .process-desc {
        font-size: 0.78rem;
    }

    /* ---------- Stats ---------- */
    .stats-section {
        padding: 28px 0;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .stat-item {
        padding: 12px 6px;
    }

    .stat-icon {
        width: 30px;
        height: 30px;
    }

    .stat-value {
        font-size: 1.3rem;
    }

    .stat-value small {
        font-size: 0.78rem;
    }

    .stat-label {
        font-size: 0.68rem;
    }

    .stat-item::after {
        display: none;
    }

    /* ---------- CTA ---------- */
    .cta-section {
        padding: 32px 12px;
    }

    .cta-title {
        font-size: 1.15rem;
    }

    .cta-description {
        font-size: 0.8rem;
    }

    /* ---------- Advantages ---------- */
    .advantages-section {
        padding: 28px 0;
    }

    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .advantage-card {
        padding: 16px 14px;
    }

    /* ---------- Products ---------- */
    .products-section {
        padding: 28px 0;
    }

    .products-grid {
        gap: 10px;
    }

    .product-card {
        padding: 20px 14px 18px;
    }

    .product-card-index {
        font-size: 2.5rem;
    }

    /* ---------- Cases ---------- */
    .cases-section {
        padding: 28px 0;
    }

    .case-filter-btn {
        padding: 6px 10px;
        font-size: 0.72rem;
    }

    .case-filter {
        gap: 4px;
        margin-bottom: 16px;
    }

    .cases-grid {
        gap: 12px;
    }

    .case-img {
        height: 170px;
    }

    .case-body {
        padding: 12px 14px;
    }

    .case-title {
        font-size: 0.88rem;
    }

    .case-desc {
        font-size: 0.78rem;
    }

    /* ---------- About ---------- */
    .about-section {
        padding: 28px 0 20px;
    }

    .about-image {
        height: 180px;
        border-radius: 12px;
    }

    .about-title {
        font-size: 1.2rem;
    }

    .about-text {
        font-size: 0.82rem;
    }

    .about-feature-item {
        font-size: 0.8rem;
    }

    /* ---------- Clients ---------- */
    .clients-section {
        padding: 28px 0;
    }

    .clients-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .client-logo {
        height: 52px;
        padding: 10px;
        border-radius: 8px;
    }

    .client-logo img {
        max-height: 26px;
    }

    /* ---------- Contact ---------- */
    .contact-section {
        padding: 28px 0 36px;
    }

    .contact-service-card {
        padding: 16px 14px;
    }

    .service-avatar {
        width: 38px;
        height: 38px;
    }

    .service-avatar svg {
        width: 20px;
        height: 20px;
    }

    .service-title {
        font-size: 0.85rem;
    }

    .service-status {
        font-size: 0.74rem;
    }

    .contact-cards-list {
        padding: 14px 14px 18px;
    }

    .contact-card {
        gap: 10px;
        padding: 10px 0;
    }

    .contact-card-icon {
        width: 30px;
        height: 30px;
        border-radius: 8px;
    }

    .contact-card-icon svg {
        width: 14px;
        height: 14px;
    }

    .contact-card-label {
        font-size: 0.72rem;
    }

    .contact-card-value {
        font-size: 0.82rem;
    }

    .contact-form-panel {
        padding: 20px 14px;
    }

    .contact-form-title {
        font-size: 1.05rem;
    }

    .contact-form-desc {
        font-size: 0.78rem;
        margin-bottom: 16px;
    }

    .form-input,
    .form-textarea {
        padding: 10px 12px;
        font-size: 16px;
        border-radius: 8px;
    }

    .form-textarea {
        height: 90px;
    }

    .contact-submit-btn {
        padding: 12px;
        font-size: 0.9rem;
    }

    /* ---------- Footer H5 Small ---------- */
    .footer-widgets {
        padding: 32px 0 0;
    }

    .footer-brand {
        padding-bottom: 16px;
        margin-bottom: 12px;
    }

    .footer-brand .fzdn-logo-text {
        font-size: 1.1rem;
    }

    .footer-desc {
        font-size: 0.74rem;
        max-width: 280px;
        margin-bottom: 10px;
    }

    .footer-contact-item {
        font-size: 0.8rem;
    }

    .footer-col:nth-child(2),
    .footer-col:nth-child(3) {
        padding: 2px 4px;
    }
    .footer-col:nth-child(2) {
        padding-left: 0;
    }
    .footer-col:nth-child(3) {
        padding-right: 0;
    }

    .footer-widget-title {
        font-size: 0.76rem;
        margin-bottom: 8px;
        padding-bottom: 6px;
    }

    .footer-links li {
        margin-bottom: 6px;
    }

    .footer-links a {
        font-size: 0.76rem;
    }

    .footer-col:nth-child(4) {
        padding-top: 12px;
    }

    .footer-contact li {
        font-size: 0.72rem;
        min-width: 120px;
        margin-bottom: 6px;
    }

    .footer-bottom {
        padding: 12px 0 20px;
    }

    .footer-copyright {
        font-size: 0.7rem;
    }

    .footer-bottom-links a {
        font-size: 0.64rem;
    }

    /* ---------- Blog list ---------- */
    .blog-list-thumb {
        min-height: 140px;
        max-height: 160px;
        border-radius: 10px 10px 0 0;
    }

    .blog-list-body {
        padding: 0 12px 14px;
    }

    .blog-list-title {
        font-size: 0.92rem;
    }

    .blog-list-meta {
        font-size: 0.72rem;
    }

    .blog-list-excerpt {
        font-size: 0.78rem;
    }

    /* ---------- Single post ---------- */
    .single-container {
        padding: 20px 12px;
    }

    .single-title {
        font-size: 1.3rem;
    }

    .single-meta {
        font-size: 0.74rem;
        gap: 8px;
    }

    .single-content {
        font-size: 0.85rem;
        line-height: 1.7;
    }

    .single-content h2 {
        font-size: 1.15rem;
    }

    .single-content h3 {
        font-size: 1rem;
    }

    .post-nav-link {
        font-size: 0.78rem;
        padding: 10px 12px;
    }

    /* ---------- Page header ---------- */
    .page-header {
        padding: 24px 0 18px;
    }

    .page-title {
        font-size: 1.35rem;
    }

    /* ---------- Flowchart ---------- */
    .flowchart-card {
        padding: 16px 12px 14px;
    }

    .flowchart-bridge {
        height: 24px;
    }

    .flowchart-node {
        width: 26px;
        height: 26px;
    }

    /* ---------- Back to top ---------- */
    .back-to-top {
        width: 36px;
        height: 36px;
        bottom: 12px;
        right: 12px;
    }

    /* ---------- Hover disable on small screens ---------- */
    .hero-stat-card:hover,
    .service-card:hover,
    .product-card:hover,
    .case-card:hover,
    .process-card:hover,
    .advantage-card:hover,
    .contact-card:hover,
    .blog-list-item:hover {
        transform: none;
    }

    .hero-stat-card:active {
        background: rgba(255,255,255,0.08);
    }

    /* ---------- 404 Small ---------- */
    .error-404-section {
        padding: 60px 0;
    }

    .error-404-number {
        font-size: clamp(5rem, 18vw, 7rem);
    }

    .error-404-title {
        font-size: 1.25rem;
    }

    .error-404-desc {
        font-size: 0.85rem;
    }

    .error-404-links {
        gap: 4px;
        font-size: 0.78rem;
    }

    /* ---------- 产品/案例/Blog Hero 小屏字体 ---------- */
    .page-hero--products .page-hero-title,
    .page-hero--cases .page-hero-title,
    .page-hero--blog .page-hero-title,
    .page-hero--about .page-hero-title,
    .page-hero--contact .page-hero-title {
        font-size: 1.3rem;
        margin: 10px 0;
    }

    .page-hero--products .hero-stat,
    .page-hero--cases .hero-stat,
    .page-hero--blog .hero-stat,
    .page-hero--about .hero-stat,
    .page-hero--contact .hero-stat {
        padding: 0 6px;
    }

    .page-hero--products .hero-stat-num,
    .page-hero--blog .hero-stat-num {
        font-size: 1rem;
    }

    .page-hero--cases .hero-stat-num,
    .page-hero--about .hero-stat-num,
    .page-hero--contact .hero-stat-num {
        font-size: 1.1rem;
    }

    .page-hero--products .hero-stat-suffix,
    .page-hero--blog .hero-stat-suffix {
        font-size: 0.7rem;
    }

    .page-hero--products .hero-stat-label,
    .page-hero--cases .hero-stat-label,
    .page-hero--blog .hero-stat-label,
    .page-hero--about .hero-stat-label,
    .page-hero--contact .hero-stat-label {
        font-size: 0.62rem;
    }

    .page-hero--products .hero-stat-divider,
    .page-hero--cases .hero-stat-divider,
    .page-hero--blog .hero-stat-divider,
    .page-hero--about .hero-stat-divider,
    .page-hero--contact .hero-stat-divider {
        height: 20px;
    }

    .page-hero--products .page-hero-desc,
    .page-hero--blog .page-hero-desc {
        font-size: 0.78rem;
        max-width: 260px;
        margin-bottom: 16px;
    }

    /* ---------- Category list small ---------- */
    .category-hero {
        padding: 40px 0 32px;
    }
    .category-hero-title {
        font-size: 1.6rem;
    }
    .category-hero-desc {
        font-size: 0.85rem;
        max-width: 300px;
    }
    .category-hero-badge {
        font-size: 0.68rem;
        padding: 4px 12px;
    }
    .category-hero-count {
        font-size: 0.78rem;
    }
    .category-post-list {
        gap: 14px;
    }
    .category-post-item {
        padding: 16px;
        gap: 12px;
    }
    .category-post-thumb {
        height: 160px;
    }
    .category-post-title {
        font-size: 1rem;
    }
    .category-post-excerpt {
        font-size: 0.8rem;
    }
    .category-post-date {
        font-size: 0.72rem;
    }
    .category-post-cat-tag {
        font-size: 0.66rem;
    }
    .category-post-link {
        font-size: 0.78rem;
    }
}

/* ========================================
   Ultra Small: <= 360px
   ======================================== */
@media (max-width: 360px) {
    .hero-title {
        font-size: 1.35rem;
    }

    .hero-stats {
        grid-template-columns: 1fr 1fr;
        gap: 6px;
    }

    .hero-stat-card {
        padding: 10px 6px;
    }

    .hero-stat-value {
        font-size: 1.1rem;
    }

    .hero-stat-value small {
        font-size: 0.68rem;
    }

    .hero-stat-label {
        font-size: 0.6rem;
    }

    .section-title {
        font-size: 1.2rem;
    }

    .btn-hero-primary,
    .btn-hero-secondary {
        padding: 12px 18px;
        font-size: 0.85rem;
    }

    .advantages-grid {
        grid-template-columns: 1fr;
    }
}

/* WordPress Core Alignment */
.alignnone { margin: 5px 20px 20px 0; }
.aligncenter, div.aligncenter { display: block; margin: 5px auto 5px auto; }
.alignright { float: right; margin: 5px 0 20px 20px; }
.alignleft { float: left; margin: 5px 20px 20px 0; }
.alignwide { margin-left: -80px; margin-right: -80px; max-width: none; }
.alignfull { margin-left: calc(-100vw / 2 + 100% / 2); margin-right: calc(-100vw / 2 + 100% / 2); max-width: 100vw; width: 100vw; }

/* Widgets */
.widget { margin-bottom: 30px; }
.widget-title { font-size: var(--text-lg); font-weight: var(--weight-semibold); margin-bottom: 16px; }
.widget ul { padding: 0; }
.widget ul li { margin-bottom: 8px; }
.widget_search .search-form { display: flex; }
.widget_search .search-field { flex: 1; padding: 10px 14px; border: 1px solid var(--border-color); border-radius: var(--radius-sm) 0 0 var(--radius-sm); font-family: var(--font-family); }
.widget_search .search-submit { padding: 10px 16px; background: var(--color-primary); color: var(--text-white); border: none; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; cursor: pointer; }

/* Gutenberg Support */
.wp-block-button__link { background: var(--color-primary); border-radius: var(--radius-md); }
.wp-block-quote { border-left: 3px solid var(--color-primary); }
.wp-block-pullquote { border-top: 3px solid var(--color-primary); border-bottom: 3px solid var(--color-primary); }