/* ============================================================
   嘉利航国际物流 — Design System
   风格：专业 · 商务 · 科技感 · 简约不简单
   ============================================================ */

:root {
  /* 色板：深海蓝 + 青蓝 + 琥珀点缀 */
  --ink-900: #060D18;
  --ink-800: #0A1628;
  --ink-700: #0E1D33;
  --ink-600: #14263F;
  --ink-500: #1E3A5F;
  --line: rgba(125, 211, 252, 0.10);
  --line-strong: rgba(125, 211, 252, 0.22);

  --cyan-300: #7DD3FC;
  --cyan-400: #38BDF8;
  --cyan-500: #0EA5E9;
  --cyan-600: #0E7490;
  --teal-400: #2DD4BF;

  --amber-400: #FBBF24;
  --amber-500: #F59E0B;

  --paper: #F5F8FC;
  --paper-2: #EDF2F8;
  --white: #FFFFFF;

  --text-dark: #0B1B2E;
  --text-body: #3D4F63;
  --text-mute: #6B7C90;
  --text-light: #C7D6E6;
  --text-dim: #8CA3BC;

  --font-display: -apple-system, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
  --font-body: -apple-system, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Noto Sans SC', sans-serif;

  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;

  --shadow-card: 0 1px 2px rgba(6,13,24,.06), 0 8px 24px rgba(6,13,24,.08);
  --shadow-lift: 0 12px 40px rgba(6,13,24,.16);
  --shadow-glow: 0 0 0 1px rgba(56,189,248,.25), 0 8px 32px rgba(14,116,144,.28);

  --container: 1200px;
  --header-h: 76px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-body);
  background: var(--paper);
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.container {
  width: min(var(--container), calc(100% - 48px));
  margin-inline: auto;
}

.ico { width: 16px; height: 16px; flex-shrink: 0; }

/* ---------- 滚动显现 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s cubic-bezier(.22,1,.36,1), transform .7s cubic-bezier(.22,1,.36,1);
}
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }
.reveal[data-delay="4"] { transition-delay: .32s; }
.reveal[data-delay="5"] { transition-delay: .40s; }

/* ============================================================
   顶部信息条
   ============================================================ */
.topbar {
  background: var(--ink-900);
  border-bottom: 1px solid var(--line);
  font-size: 12.5px;
  color: var(--text-dim);
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 38px;
  gap: 16px;
}
.topbar-left { display: flex; gap: 24px; align-items: center; min-width: 0; }
.topbar-item { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.topbar-item .ico { width: 13px; height: 13px; color: var(--cyan-400); }
.topbar-item a { color: var(--text-light); transition: color .2s; }
.topbar-item a:hover { color: var(--cyan-300); }
.topbar-right { display: flex; align-items: center; gap: 16px; }
.lang-switch { display: inline-flex; align-items: center; gap: 6px; }
.lang-switch a { color: var(--text-dim); transition: color .2s; }
.lang-switch a:hover, .lang-switch a.active { color: var(--cyan-300); }
.lang-sep { opacity: .4; }
.topbar-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px; border-radius: 99px;
  background: rgba(56,189,248,.10);
  border: 1px solid rgba(56,189,248,.25);
  color: var(--cyan-300); font-size: 11.5px; letter-spacing: .5px;
}
.topbar-badge::before {
  content: ''; width: 5px; height: 5px; border-radius: 50%;
  background: var(--teal-400);
  box-shadow: 0 0 8px var(--teal-400);
}

/* ============================================================
   主导航
   ============================================================ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10, 22, 40, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .3s, background .3s;
}
.site-header.scrolled {
  background: rgba(6, 13, 24, 0.97);
  box-shadow: 0 8px 32px rgba(0,0,0,.35);
}
.header-inner {
  display: flex; align-items: center; gap: 32px;
  height: var(--header-h);
}

.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-mark svg { width: 42px; height: 42px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-name {
  font-family: var(--font-display);
  font-size: 19px; font-weight: 800;
  color: var(--white); letter-spacing: 1px;
}
.brand-sub {
  font-family: var(--font-display);
  font-size: 9px; font-weight: 500;
  color: var(--cyan-400); letter-spacing: 2.5px; text-transform: uppercase;
  margin-top: 2px;
}

.main-nav { flex: 1; }
.main-nav > ul { display: flex; align-items: center; gap: 2px; }
.main-nav > ul > li { position: relative; }
.nav-link {
  display: block; padding: 10px 15px;
  font-size: 15px; font-weight: 500;
  color: var(--text-light);
  border-radius: var(--radius-sm);
  position: relative;
  transition: color .25s;
}
.nav-link::after {
  content: ''; position: absolute; left: 15px; right: 15px; bottom: 4px;
  height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, var(--cyan-400), var(--teal-400));
  transform: scaleX(0); transform-origin: left;
  transition: transform .3s cubic-bezier(.22,1,.36,1);
}
.nav-link:hover { color: var(--white); }
.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); }
.nav-link.active { color: var(--cyan-300); }

.has-sub .sub-menu {
  position: absolute; top: 100%; left: 0;
  min-width: 168px; padding: 8px;
  background: var(--ink-700);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: 0 16px 48px rgba(0,0,0,.45);
  opacity: 0; visibility: hidden;
  transform: translateY(10px);
  transition: opacity .25s, transform .25s, visibility .25s;
}
.has-sub:hover .sub-menu { opacity: 1; visibility: visible; transform: translateY(4px); }
.sub-menu a {
  display: block; padding: 9px 14px;
  font-size: 14px; color: var(--text-light);
  border-radius: var(--radius-sm);
  transition: background .2s, color .2s, padding-left .2s;
}
.sub-menu a:hover { background: rgba(56,189,248,.10); color: var(--cyan-300); padding-left: 18px; }

.header-cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--cyan-500), var(--cyan-600));
  color: var(--white); font-size: 14px; font-weight: 600;
  border-radius: 99px;
  box-shadow: 0 4px 16px rgba(14,165,233,.35);
  transition: transform .25s, box-shadow .25s;
  flex-shrink: 0;
}
.header-cta svg { width: 15px; height: 15px; transition: transform .25s; }
.header-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(14,165,233,.5); }
.header-cta:hover svg { transform: translateX(3px); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--white); border-radius: 2px; transition: .3s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-drawer {
  position: fixed; top: calc(var(--header-h) + 38px); left: 0; right: 0; bottom: 0;
  background: rgba(6,13,24,.98); backdrop-filter: blur(20px);
  z-index: 99; padding: 32px 24px;
  transform: translateX(100%); transition: transform .35s cubic-bezier(.22,1,.36,1);
  overflow-y: auto;
}
.mobile-drawer.open { transform: none; }
.mobile-nav { display: flex; flex-direction: column; gap: 4px; }
.mobile-nav a {
  display: block; padding: 14px 16px;
  font-size: 17px; color: var(--text-light);
  border-radius: var(--radius);
  border-bottom: 1px solid var(--line);
}
.mobile-nav a:hover { background: rgba(56,189,248,.08); color: var(--cyan-300); }
.mobile-cta {
  margin-top: 20px; text-align: center;
  background: linear-gradient(135deg, var(--cyan-500), var(--cyan-600));
  color: var(--white) !important; font-weight: 600;
  border: none !important; border-radius: 99px !important;
}

/* ============================================================
   通用 Section / 标题
   ============================================================ */
.section { padding: 88px 0; position: relative; }
.section-sm { padding: 56px 0; }

.section-head { margin-bottom: 48px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-size: 12px; font-weight: 600;
  letter-spacing: 3px; text-transform: uppercase;
  color: var(--cyan-600);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: ''; width: 28px; height: 2px;
  background: linear-gradient(90deg, var(--cyan-500), var(--teal-400));
  border-radius: 2px;
}
.on-dark .eyebrow { color: var(--cyan-300); }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(26px, 3.4vw, 38px);
  font-weight: 800; line-height: 1.3;
  color: var(--text-dark);
  letter-spacing: .5px;
}
.on-dark .section-title { color: var(--white); }
.section-lead {
  margin-top: 14px;
  font-size: 16px; color: var(--text-mute);
  max-width: 640px;
}
.on-dark .section-lead { color: var(--text-dim); }

.section-head.row {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 24px;
}
.more-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 14px; font-weight: 600;
  color: var(--cyan-600);
  padding: 8px 0; border-bottom: 2px solid transparent;
  transition: color .2s, border-color .2s;
  white-space: nowrap;
}
.more-link svg { width: 15px; height: 15px; transition: transform .25s; }
.more-link:hover { color: var(--cyan-500); border-color: var(--cyan-400); }
.more-link:hover svg { transform: translateX(4px); }

/* ============================================================
   首页 Hero
   ============================================================ */
.hero {
  position: relative;
  background: var(--ink-800);
  overflow: hidden;
  color: var(--white);
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(10,22,40,.94) 0%, rgba(10,22,40,.88) 30%, rgba(10,22,40,.55) 55%, rgba(10,22,40,.25) 100%),
    url('/assets/images/hero-bg.webp') center 40% / cover no-repeat;
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(125,211,252,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125,211,252,.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(90deg, #000 0%, #000 30%, transparent 65%);
  -webkit-mask-image: linear-gradient(90deg, #000 0%, #000 30%, transparent 65%);
}
#heroCanvas {
  position: absolute; inset: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 1;
}

.hero-inner {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.15fr .85fr;
  gap: 48px; align-items: center;
  padding: 84px 0 72px;
  min-height: 560px;
}

.hero-copy .hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 99px;
  background: rgba(56,189,248,.10);
  border: 1px solid rgba(56,189,248,.28);
  color: var(--cyan-300); font-size: 13px; font-weight: 500;
  margin-bottom: 24px;
}
.hero-copy .hero-tag .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--teal-400); box-shadow: 0 0 10px var(--teal-400);
  animation: dotPulse 2s infinite;
}

.hero-copy h1 {
  font-family: var(--font-display);
  font-size: clamp(32px, 4.6vw, 54px);
  font-weight: 800; line-height: 1.22;
  letter-spacing: 1px;
}
.hero-copy h1 .accent {
  background: linear-gradient(100deg, var(--cyan-300), var(--teal-400));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-copy .hero-sub {
  margin-top: 20px;
  font-size: 17px; color: var(--text-dim);
  max-width: 520px; line-height: 1.9;
}

.hero-actions { margin-top: 36px; display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px; border-radius: 99px;
  font-size: 15px; font-weight: 600;
  transition: transform .25s, box-shadow .25s, background .25s;
}
.btn svg { width: 16px; height: 16px; transition: transform .25s; }
.btn-primary {
  background: linear-gradient(135deg, var(--cyan-500), var(--cyan-600));
  color: var(--white);
  box-shadow: 0 6px 24px rgba(14,165,233,.4);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 32px rgba(14,165,233,.55); }
.btn-primary:hover svg { transform: translateX(3px); }
.btn-ghost {
  border: 1px solid var(--line-strong);
  color: var(--text-light);
  background: rgba(255,255,255,.03);
}
.btn-ghost:hover { border-color: var(--cyan-400); color: var(--cyan-300); background: rgba(56,189,248,.08); }

.hero-stats {
  margin-top: 48px;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--line);
  border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden;
}
.hero-stat {
  background: rgba(10,22,40,.7);
  padding: 18px 16px;
  transition: background .3s;
}
.hero-stat:hover { background: rgba(14,116,144,.25); }
.hero-stat .num {
  font-family: var(--font-display);
  font-size: 30px; font-weight: 800;
  color: var(--cyan-300); line-height: 1.1;
}
.hero-stat .num .unit { font-size: 15px; font-weight: 600; margin-left: 2px; }
.hero-stat .lbl { font-size: 12.5px; color: var(--text-dim); margin-top: 6px; letter-spacing: .5px; }

/* Hero 右侧：运输方式卡片 */
.hero-panel { position: relative; align-self: end; }
.mode-cards { display: flex; flex-direction: column; gap: 14px; }
.mode-card {
  display: flex; align-items: center; gap: 18px;
  padding: 20px 22px;
  background: rgba(10,22,40,.20);
  border: 1px solid rgba(125,211,252,.10);
  border-radius: var(--radius-lg);
  transition: transform .3s, border-color .3s, box-shadow .3s, background .3s;
  position: relative; overflow: hidden;
}
.mode-card:nth-child(2) { background: rgba(10,22,40,.30); }
.mode-card:nth-child(3) { background: rgba(10,22,40,.40); }
.mode-card:nth-child(4) { background: rgba(10,22,40,.50); }
.mode-card::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(180deg, var(--cyan-400), var(--teal-400));
  opacity: 0; transition: opacity .3s;
}
.mode-card:hover {
  transform: translateX(8px);
  background: rgba(10,22,40,.50);
  border-color: rgba(56,189,248,.4);
  box-shadow: var(--shadow-glow);
}
.mode-card:hover::before { opacity: 1; }
.mode-icon {
  width: 52px; height: 52px; flex-shrink: 0;
  display: grid; place-items: center;
  border-radius: var(--radius);
  background: rgba(56,189,248,.12);
  color: var(--cyan-300);
}
.mode-icon svg { width: 26px; height: 26px; }
.mode-body { flex: 1; min-width: 0; }
.mode-body h3 { font-size: 16px; font-weight: 700; color: var(--white); }
.mode-body p { font-size: 13px; color: var(--text-dim); margin-top: 2px; }
.mode-arrow { color: var(--text-dim); transition: color .3s, transform .3s; }
.mode-card:hover .mode-arrow { color: var(--cyan-300); transform: translateX(4px); }
.mode-arrow svg { width: 18px; height: 18px; }

/* ============================================================
   首页：服务网格
   ============================================================ */
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.service-card {
  position: relative;
  background: var(--white);
  border: 1px solid #E2EAF3;
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  overflow: hidden;
  transition: transform .35s cubic-bezier(.22,1,.36,1), box-shadow .35s, border-color .35s;
}
.service-card::after {
  content: ''; position: absolute; right: -40px; top: -40px;
  width: 120px; height: 120px; border-radius: 50%;
  background: radial-gradient(circle, rgba(56,189,248,.12), transparent 70%);
  opacity: 0; transition: opacity .35s;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lift);
  border-color: rgba(56,189,248,.4);
}
.service-card:hover::after { opacity: 1; }
.service-card .sc-icon {
  width: 56px; height: 56px;
  display: grid; place-items: center;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(14,165,233,.12), rgba(45,212,191,.12));
  color: var(--cyan-600);
  margin-bottom: 20px;
  transition: transform .35s;
}
.service-card:hover .sc-icon { transform: scale(1.08) rotate(-3deg); }
.service-card .sc-icon svg { width: 28px; height: 28px; }
.service-card h3 {
  font-size: 19px; font-weight: 700; color: var(--text-dark);
  margin-bottom: 10px;
}
.service-card p { font-size: 14px; color: var(--text-mute); line-height: 1.8; }
.service-card .sc-link {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 18px; font-size: 14px; font-weight: 600;
  color: var(--cyan-600);
  transition: gap .25s, color .25s;
}
.service-card .sc-link svg { width: 15px; height: 15px; }
.service-card:hover .sc-link { color: var(--cyan-500); gap: 10px; }

/* ============================================================
   首页：关于 + 数据条
   ============================================================ */
.about-split {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 64px; align-items: center;
}
.about-visual { position: relative; }
.about-visual .av-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lift);
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--ink-600), var(--ink-800));
  position: relative;
}
.about-visual .av-main img { width: 100%; height: 100%; object-fit: cover; }
.about-visual .av-float {
  position: absolute; right: -24px; bottom: -24px;
  background: var(--white);
  border-radius: var(--radius);
  padding: 18px 24px;
  box-shadow: var(--shadow-lift);
  border-left: 4px solid var(--cyan-500);
}
.av-float .num {
  font-family: var(--font-display);
  font-size: 32px; font-weight: 800; color: var(--cyan-600); line-height: 1;
}
.av-float .lbl { font-size: 13px; color: var(--text-mute); margin-top: 4px; }

.about-text .check-list { margin-top: 24px; display: grid; gap: 12px; }
.check-list li {
  display: flex; gap: 12px; align-items: flex-start;
  font-size: 15px; color: var(--text-body);
}
.check-list .ck {
  width: 22px; height: 22px; flex-shrink: 0; margin-top: 2px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: rgba(45,212,191,.15);
  color: var(--cyan-600);
}
.check-list .ck svg { width: 12px; height: 12px; }

/* 数据条（深色） */
.stats-band {
  background: var(--ink-800);
  position: relative; overflow: hidden;
  padding: 56px 0;
}
.stats-band::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(125,211,252,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125,211,252,.04) 1px, transparent 1px);
  background-size: 48px 48px;
}
.stats-band-inner {
  position: relative;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 24px; text-align: center;
}
.stat-item .stat-num {
  font-family: var(--font-display);
  font-size: clamp(34px, 4vw, 48px);
  font-weight: 800; line-height: 1;
  background: linear-gradient(120deg, var(--cyan-300), var(--teal-400));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.stat-item .stat-num .unit { font-size: 20px; }
.stat-item .stat-lbl { margin-top: 10px; font-size: 14px; color: var(--text-dim); letter-spacing: 1px; }

/* ============================================================
   首页：新闻 + 案例
   ============================================================ */
.news-split { display: grid; grid-template-columns: 1.2fr .8fr; gap: 48px; }

.news-list { display: flex; flex-direction: column; }
.news-item {
  display: flex; gap: 20px; align-items: flex-start;
  padding: 20px 0;
  border-bottom: 1px solid #E4EBF3;
  transition: padding-left .3s;
}
.news-item:hover { padding-left: 10px; }
.news-date {
  flex-shrink: 0; width: 62px; text-align: center;
  background: var(--paper-2);
  border-radius: var(--radius-sm);
  padding: 8px 0;
  transition: background .3s, color .3s;
}
.news-item:hover .news-date { background: var(--cyan-600); }
.news-date .d {
  font-family: var(--font-display);
  font-size: 22px; font-weight: 800; color: var(--cyan-600); line-height: 1.1;
  transition: color .3s;
}
.news-date .ym { font-size: 11px; color: var(--text-mute); transition: color .3s; }
.news-item:hover .news-date .d { color: var(--white); }
.news-item:hover .news-date .ym { color: rgba(255,255,255,.75); }
.news-body h3 {
  font-size: 16px; font-weight: 600; color: var(--text-dark);
  line-height: 1.5;
  transition: color .25s;
  display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden;
}
.news-item:hover .news-body h3 { color: var(--cyan-600); }
.news-body p {
  font-size: 13.5px; color: var(--text-mute); margin-top: 4px;
  display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden;
}
.news-tag {
  display: inline-block; font-size: 11.5px; padding: 2px 9px;
  border-radius: 99px; margin-bottom: 6px;
  background: rgba(14,116,144,.10); color: var(--cyan-600);
}

.case-card {
  background: var(--white);
  border: 1px solid #E2EAF3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform .35s, box-shadow .35s;
  margin-bottom: 20px;
}
.case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lift); }
.case-media {
  aspect-ratio: 16/8;
  background: linear-gradient(135deg, var(--ink-600), var(--ink-800));
  position: relative; overflow: hidden;
}
.case-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.case-card:hover .case-media img { transform: scale(1.06); }
.case-media .case-badge {
  position: absolute; left: 14px; bottom: 14px;
  padding: 5px 12px; border-radius: 99px;
  background: rgba(6,13,24,.75); backdrop-filter: blur(6px);
  color: var(--cyan-300); font-size: 12px; font-weight: 600;
  border: 1px solid rgba(56,189,248,.3);
}
.case-body { padding: 20px; }
.case-body h3 { font-size: 16px; font-weight: 700; color: var(--text-dark); line-height: 1.5; }
.case-body p { font-size: 13.5px; color: var(--text-mute); margin-top: 6px; }

/* ============================================================
   首页：合作伙伴
   ============================================================ */
.partners {
  background: var(--white);
  border-top: 1px solid #E4EBF3;
  padding: 40px 0;
}
.partners-inner {
  display: flex; align-items: center; gap: 24px; flex-wrap: wrap;
  justify-content: space-between;
}
.partner {
  font-family: var(--font-display);
  font-size: 17px; font-weight: 700;
  color: #9FB2C6; letter-spacing: 1px;
  transition: color .3s, transform .3s;
  padding: 8px 4px;
}
.partner:hover { color: var(--cyan-600); transform: translateY(-2px); }

/* ============================================================
   内页 Banner
   ============================================================ */
.page-banner {
  background: var(--ink-800);
  position: relative; overflow: hidden;
  padding: 64px 0 56px;
  color: var(--white);
}
.page-banner::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(700px 300px at 90% 0%, rgba(14,116,144,.35), transparent 65%),
    radial-gradient(500px 250px at 0% 100%, rgba(30,58,95,.5), transparent 65%);
}
.page-banner::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(125,211,252,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125,211,252,.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 70% 30%, #000, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 70% 30%, #000, transparent 70%);
}
.page-banner .container { position: relative; z-index: 2; }
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--text-dim);
  margin-bottom: 16px; flex-wrap: wrap;
}
.breadcrumb a { color: var(--text-dim); transition: color .2s; }
.breadcrumb a:hover { color: var(--cyan-300); }
.breadcrumb .sep { opacity: .4; }
.breadcrumb .current { color: var(--cyan-300); }
.page-banner h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.6vw, 42px);
  font-weight: 800; letter-spacing: 1px;
}
.page-banner .pb-sub { margin-top: 10px; color: var(--text-dim); font-size: 15px; max-width: 600px; }

/* ============================================================
   内页布局
   ============================================================ */
.page-layout {
  display: grid; grid-template-columns: 280px 1fr;
  gap: 40px; align-items: start;
  padding: 56px 0 88px;
}

.side-nav {
  background: var(--white);
  border: 1px solid #E2EAF3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: sticky; top: calc(var(--header-h) + 24px);
}
.side-nav .sn-title {
  padding: 18px 24px;
  background: linear-gradient(135deg, var(--ink-700), var(--ink-800));
  color: var(--white); font-size: 17px; font-weight: 700;
  display: flex; align-items: center; gap: 10px;
}
.side-nav .sn-title::before {
  content: ''; width: 4px; height: 18px; border-radius: 2px;
  background: linear-gradient(180deg, var(--cyan-400), var(--teal-400));
}
.side-nav ul { padding: 10px; }
.side-nav li a {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px;
  font-size: 14.5px; color: var(--text-body);
  border-radius: var(--radius-sm);
  transition: background .2s, color .2s, padding-left .2s;
}
.side-nav li a:hover { background: rgba(56,189,248,.08); color: var(--cyan-600); }
.side-nav li a.active {
  background: linear-gradient(135deg, rgba(14,165,233,.12), rgba(45,212,191,.10));
  color: var(--cyan-600); font-weight: 700;
}
.side-nav li a.active::after { content: '›'; font-weight: 700; }

.side-contact {
  margin-top: 20px;
  background: linear-gradient(160deg, var(--ink-700), var(--ink-800));
  border-radius: var(--radius-lg);
  padding: 26px 24px;
  color: var(--white);
  position: sticky; top: calc(var(--header-h) + 24px);
}
.side-contact h4 { font-size: 16px; font-weight: 700; margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
.side-contact h4 svg { width: 18px; height: 18px; color: var(--cyan-300); }
.side-contact .sc-phone {
  font-family: var(--font-display);
  font-size: 24px; font-weight: 800; color: var(--cyan-300);
  display: block; margin-bottom: 6px;
}
.side-contact p { font-size: 12.5px; color: var(--text-dim); line-height: 1.7; }
.side-contact .sc-btn {
  display: block; text-align: center; margin-top: 18px;
  padding: 11px; border-radius: 99px;
  background: linear-gradient(135deg, var(--cyan-500), var(--cyan-600));
  color: var(--white); font-size: 14px; font-weight: 600;
  transition: transform .25s, box-shadow .25s;
}
.side-contact .sc-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(14,165,233,.4); }

/* ============================================================
   富文本内容
   ============================================================ */
.rich-content { font-size: 15.5px; line-height: 2; color: var(--text-body); }
.rich-content h2 {
  font-family: var(--font-display);
  font-size: 22px; font-weight: 800; color: var(--text-dark);
  margin: 40px 0 18px; padding-left: 14px;
  border-left: 4px solid var(--cyan-500);
  line-height: 1.4;
}
.rich-content h3 { font-size: 17px; font-weight: 700; color: var(--text-dark); margin: 28px 0 12px; }
.rich-content p { margin-bottom: 16px; }
.rich-content ul, .rich-content ol { margin: 0 0 20px 4px; display: grid; gap: 10px; }
.rich-content ul li { position: relative; padding-left: 24px; }
.rich-content ul li::before {
  content: ''; position: absolute; left: 0; top: 11px;
  width: 8px; height: 8px; border-radius: 2px;
  background: linear-gradient(135deg, var(--cyan-400), var(--teal-400));
  transform: rotate(45deg);
}
.rich-content ol { counter-reset: olc; }
.rich-content ol li { position: relative; padding-left: 34px; counter-increment: olc; }
.rich-content ol li::before {
  content: counter(olc, decimal-leading-zero);
  position: absolute; left: 0; top: 2px;
  font-family: var(--font-display);
  font-size: 13px; font-weight: 700; color: var(--cyan-600);
}
.rich-content table {
  width: 100%; border-collapse: collapse; margin: 24px 0;
  font-size: 14px; border-radius: var(--radius); overflow: hidden;
  box-shadow: 0 1px 3px rgba(6,13,24,.08);
}
.rich-content th {
  background: linear-gradient(135deg, var(--ink-700), var(--ink-800));
  color: var(--white); font-weight: 600;
  padding: 12px 16px; text-align: left;
}
.rich-content td { padding: 12px 16px; border-bottom: 1px solid #E8EEF5; background: var(--white); }
.rich-content tr:last-child td { border-bottom: none; }
.rich-content tr:hover td { background: #F2F8FD; }
.rich-content strong { color: var(--text-dark); }
.rich-content img { border-radius: var(--radius); margin: 20px 0; }

/* ============================================================
   文章列表
   ============================================================ */
.article-list { display: flex; flex-direction: column; gap: 18px; }
.article-card {
  display: flex; gap: 24px;
  background: var(--white);
  border: 1px solid #E2EAF3;
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.article-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lift); border-color: rgba(56,189,248,.4); }
.article-card .ac-media {
  flex-shrink: 0; width: 220px; aspect-ratio: 16/10;
  border-radius: var(--radius); overflow: hidden;
  background: linear-gradient(135deg, var(--ink-600), var(--ink-800));
}
.article-card .ac-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.article-card:hover .ac-media img { transform: scale(1.06); }
.article-card .ac-body { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.article-card h3 {
  font-size: 18px; font-weight: 700; color: var(--text-dark); line-height: 1.5;
  transition: color .25s;
  display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden;
}
.article-card:hover h3 { color: var(--cyan-600); }
.article-card .ac-sum {
  font-size: 14px; color: var(--text-mute); margin-top: 8px; line-height: 1.8;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  flex: 1;
}
.article-card .ac-meta {
  display: flex; align-items: center; gap: 16px;
  margin-top: 14px; font-size: 12.5px; color: var(--text-mute);
}
.article-card .ac-meta .tag {
  padding: 3px 10px; border-radius: 99px;
  background: rgba(14,116,144,.10); color: var(--cyan-600); font-weight: 600;
}

/* 分页 */
.pagination { display: flex; gap: 8px; margin-top: 40px; flex-wrap: wrap; }
.pagination a, .pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 40px; height: 40px; padding: 0 12px;
  border: 1px solid #DCE5EE; border-radius: var(--radius-sm);
  font-size: 14px; color: var(--text-body); background: var(--white);
  transition: all .2s;
}
.pagination a:hover { border-color: var(--cyan-500); color: var(--cyan-600); }
.pagination .current {
  background: linear-gradient(135deg, var(--cyan-500), var(--cyan-600));
  color: var(--white); border-color: transparent; font-weight: 700;
}
.pagination .disabled { opacity: .4; pointer-events: none; }

/* ============================================================
   文章详情
   ============================================================ */
.article-detail-head { margin-bottom: 32px; padding-bottom: 24px; border-bottom: 1px solid #E4EBF3; }
.article-detail-head h1 {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800; color: var(--text-dark); line-height: 1.5;
}
.ad-meta { display: flex; gap: 20px; margin-top: 14px; font-size: 13px; color: var(--text-mute); flex-wrap: wrap; }
.ad-meta span { display: inline-flex; align-items: center; gap: 6px; }
.ad-meta svg { width: 14px; height: 14px; color: var(--cyan-600); }

.pn-nav {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
  margin-top: 48px; padding-top: 28px; border-top: 1px solid #E4EBF3;
}
.pn-nav a {
  padding: 16px 20px;
  background: var(--white); border: 1px solid #E2EAF3;
  border-radius: var(--radius);
  font-size: 14px; color: var(--text-body);
  transition: border-color .25s, color .25s;
}
.pn-nav a:hover { border-color: var(--cyan-500); color: var(--cyan-600); }
.pn-nav .lbl { display: block; font-size: 12px; color: var(--text-mute); margin-bottom: 4px; }
.pn-nav .next { text-align: right; }

.related-list { margin-top: 36px; }
.related-list h3 { font-size: 18px; font-weight: 700; color: var(--text-dark); margin-bottom: 16px; }
.related-list ul { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.related-list li a {
  display: flex; justify-content: space-between; gap: 12px;
  padding: 13px 16px;
  background: var(--white); border: 1px solid #E2EAF3; border-radius: var(--radius-sm);
  font-size: 13.5px; color: var(--text-body);
  transition: border-color .2s, color .2s;
}
.related-list li a:hover { border-color: var(--cyan-500); color: var(--cyan-600); }
.related-list li .time { color: var(--text-mute); flex-shrink: 0; font-size: 12.5px; }

/* ============================================================
   留言表单
   ============================================================ */
.msg-wrap { max-width: 760px; margin: 0 auto; }
.msg-card {
  background: var(--white);
  border: 1px solid #E2EAF3;
  border-radius: var(--radius-lg);
  padding: 44px 48px;
  box-shadow: var(--shadow-card);
}
.msg-note {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 14px 18px; border-radius: var(--radius);
  background: rgba(45,212,191,.08);
  border: 1px solid rgba(45,212,191,.25);
  font-size: 13.5px; color: var(--cyan-600);
  margin-bottom: 32px;
}
.msg-note svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 2px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-field { display: flex; flex-direction: column; gap: 8px; }
.form-field.full { grid-column: 1 / -1; }
.form-field label { font-size: 14px; font-weight: 600; color: var(--text-dark); }
.form-field label .req { color: #EF4444; margin-left: 2px; }
.form-field input, .form-field textarea, .form-field select {
  padding: 12px 16px;
  border: 1.5px solid #DCE5EE;
  border-radius: var(--radius);
  font-size: 15px; font-family: inherit;
  color: var(--text-dark); background: var(--white);
  transition: border-color .25s, box-shadow .25s;
  width: 100%;
}
.form-field textarea { resize: vertical; min-height: 130px; }
.form-field input:focus, .form-field textarea:focus, .form-field select:focus {
  outline: none; border-color: var(--cyan-500);
  box-shadow: 0 0 0 4px rgba(14,165,233,.12);
}
.form-submit { grid-column: 1 / -1; margin-top: 8px; }
.form-submit .btn { width: 100%; justify-content: center; padding: 15px; font-size: 16px; }
.hp { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; }

.alert-success {
  padding: 16px 20px; border-radius: var(--radius);
  background: rgba(45,212,191,.10);
  border: 1px solid rgba(45,212,191,.35);
  color: #0E7490; font-size: 15px;
  margin-bottom: 28px;
  display: flex; align-items: center; gap: 10px;
}

/* ============================================================
   页脚
   ============================================================ */
.site-footer {
  background: var(--ink-900);
  color: var(--text-dim);
  position: relative; overflow: hidden;
  margin-top: 0;
}
.footer-grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(125,211,252,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125,211,252,.03) 1px, transparent 1px);
  background-size: 52px 52px;
  pointer-events: none;
}
.footer-main {
  position: relative;
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr;
  gap: 48px;
  padding: 64px 0 48px;
}
.footer-logo { display: flex; flex-direction: column; line-height: 1.3; margin-bottom: 18px; }
.footer-logo .brand-name { font-size: 20px; }
.footer-desc { font-size: 13.5px; line-height: 1.9; max-width: 320px; }
.footer-tags { display: flex; gap: 8px; margin-top: 18px; flex-wrap: wrap; }
.footer-tags span {
  padding: 4px 12px; border-radius: 99px; font-size: 12px;
  background: rgba(56,189,248,.08);
  border: 1px solid rgba(56,189,248,.22);
  color: var(--cyan-300);
}
.footer-col h4 {
  font-size: 15px; font-weight: 700; color: var(--white);
  margin-bottom: 20px; position: relative; padding-bottom: 12px;
}
.footer-col h4::after {
  content: ''; position: absolute; left: 0; bottom: 0;
  width: 28px; height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, var(--cyan-400), var(--teal-400));
}
.footer-col ul { display: grid; gap: 11px; }
.footer-col ul a { font-size: 14px; color: var(--text-dim); transition: color .2s, padding-left .2s; }
.footer-col ul a:hover { color: var(--cyan-300); padding-left: 6px; }
.contact-list li { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; line-height: 1.7; }
.contact-list .ico { width: 15px; height: 15px; color: var(--cyan-400); margin-top: 4px; }

.footer-links {
  position: relative;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  font-size: 13px;
  display: flex; gap: 14px; flex-wrap: wrap; align-items: center;
}
.footer-links a { color: var(--text-dim); transition: color .2s; }
.footer-links a:hover { color: var(--cyan-300); }

.footer-bottom {
  position: relative;
  padding: 22px 0 28px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.footer-bottom a { color: var(--text-dim); transition: color .2s; }
.footer-bottom a:hover { color: var(--cyan-300); }
.license-link {
  display: inline-block; margin-left: 12px;
  padding: 3px 12px; border-radius: 99px;
  background: rgba(245,158,11,.15);
  border: 1px solid rgba(245,158,11,.4);
  color: var(--amber-400) !important;
}

/* ============================================================
   悬浮联系
   ============================================================ */
.float-contact {
  position: fixed; right: 20px; bottom: 24px; z-index: 90;
  display: flex; flex-direction: column; gap: 10px;
}
.float-item {
  position: relative;
  width: 48px; height: 48px;
  display: grid; place-items: center;
  background: var(--ink-700);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--cyan-300);
  box-shadow: 0 8px 24px rgba(0,0,0,.3);
  transition: background .25s, transform .25s;
}
.float-item svg { width: 20px; height: 20px; }
.float-item:hover { background: var(--cyan-600); color: var(--white); transform: translateX(-4px); }
.float-label {
  position: absolute; right: calc(100% + 10px); top: 50%; transform: translateY(-50%);
  background: var(--ink-900); color: var(--cyan-300);
  padding: 6px 12px; border-radius: var(--radius-sm);
  font-size: 13px; white-space: nowrap;
  opacity: 0; visibility: hidden;
  transition: opacity .25s, visibility .25s;
  border: 1px solid var(--line-strong);
}
.float-item:hover .float-label { opacity: 1; visibility: visible; }
.float-top { display: none; }
.float-top.show { display: grid; }

/* ============================================================
   404
   ============================================================ */
.error-page {
  min-height: 60vh;
  display: grid; place-items: center;
  background: var(--ink-800); color: var(--white);
  text-align: center; padding: 80px 0;
}
.error-page .code {
  font-family: var(--font-display);
  font-size: 100px; font-weight: 800;
  background: linear-gradient(120deg, var(--cyan-300), var(--teal-400));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1024px) {
  .main-nav, .header-cta { display: none; }
  .nav-toggle { display: flex; }
  .hero-inner { grid-template-columns: 1fr; padding: 64px 0 56px; }
  .hero-panel { display: none; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-split { grid-template-columns: 1fr; gap: 40px; }
  .news-split { grid-template-columns: 1fr; }
  .page-layout { grid-template-columns: 1fr; }
  .side-nav, .side-contact { position: static; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .stats-band-inner { grid-template-columns: repeat(2, 1fr); gap: 32px; }
}

@media (max-width: 640px) {
  .section { padding: 64px 0; }
  .services-grid { grid-template-columns: 1fr; }
  .article-card { flex-direction: column; }
  .article-card .ac-media { width: 100%; }
  .form-grid { grid-template-columns: 1fr; }
  .msg-card { padding: 28px 22px; }
  .footer-main { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .topbar-mail { display: none; }
  .topbar-badge { display: none; }
  .related-list ul { grid-template-columns: 1fr; }
  .pn-nav { grid-template-columns: 1fr; }
  .float-contact { right: 12px; bottom: 16px; }
}

/* 业务详情页 CTA 区块 */
.service-cta {
  margin-top: 44px; padding: 32px; border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--ink-700), var(--ink-800));
  color: var(--white); position: relative; overflow: hidden;
}
.service-cta .hero-grid { opacity: .5; }
.service-cta-inner { position: relative; z-index: 2; }
.service-cta-inner h3 { color: var(--white); font-size: 20px; margin-bottom: 8px; }
.service-cta-inner p { color: var(--text-dim); font-size: 14px; margin-bottom: 20px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}