/* =========================================================
   楚商国际货运 — 品牌官网样式表
   设计系统：Phase 2 方案 A · Stripe 风
   生成：原型构建师筑原型（Zhu）
   ========================================================= */

/* ===== 1. Design Tokens ===== */
:root {
  /* 1.1 Color - Primary */
  --color-primary: #0A2647;
  --color-primary-dark: #061C38;
  --color-primary-light: #144272;
  --color-secondary: #1A56DB;
  --color-secondary-dark: #1140A8;

  /* 1.2 Color - Accent（金色） */
  --color-accent: #C9A94E;
  --color-accent-dark: #B8943F;
  --color-accent-light: #E4C97A;
  --color-accent-glow: rgba(201, 169, 78, 0.4);
  --color-accent-button: #8B6F1E;

  /* 1.3 Stripe 渐变 mesh 风格 */
  --gradient-hero: radial-gradient(
    ellipse at 15% 50%, rgba(26, 86, 219, 0.30) 0%, transparent 55%
  ), radial-gradient(
    ellipse at 85% 30%, rgba(201, 169, 78, 0.12) 0%, transparent 50%
  ), radial-gradient(
    ellipse at 50% 90%, rgba(10, 38, 71, 0.4) 0%, transparent 60%
  );

  /* 1.4 Color - Neutral */
  --color-bg: #FFFFFF;
  --color-surface: #F8FAFC;
  --color-surface-elevated: #FFFFFF;
  --color-border: #E2E8F0;
  --color-border-light: #F1F5F9;
  --color-text: #0F172A;
  --color-text-secondary: #64748B;
  --color-text-muted: #64748B;
  --color-text-inverse: #FFFFFF;

  /* 1.5 Color - Semantic */
  --color-success: #10B981;
  --color-warning: #F59E0B;
  --color-danger: #EF4444;
  --color-info: #3B82F6;

  /* 1.6 Typography */
  --font-sans: "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-display: "Inter", "Noto Sans SC", "Source Han Sans SC", sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", Consolas, monospace;
  --fs-xs: 12px; --fs-sm: 14px; --fs-base: 16px; --fs-lg: 18px;
  --fs-xl: 20px; --fs-2xl: 24px; --fs-3xl: 32px; --fs-4xl: 44px;
  --fs-5xl: 56px; --fs-6xl: 72px;
  --fw-light: 300; --fw-regular: 400; --fw-medium: 500;
  --fw-semibold: 600; --fw-bold: 700; --fw-black: 800;
  --lh-tight: 1.1; --lh-snug: 1.3; --lh-normal: 1.6; --lh-relaxed: 1.7;
  --ls-tight: 0; --ls-normal: 0; --ls-wide: 0.05em;

  /* 1.7 Spacing */
  --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px;
  --space-5: 20px; --space-6: 24px; --space-7: 28px; --space-8: 32px; --space-10: 40px;
  --space-12: 48px; --space-16: 64px; --space-20: 80px; --space-24: 96px; --space-32: 128px;

  /* 1.8 Shadow & Elevation */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08), 0 2px 4px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 12px 24px rgba(15, 23, 42, 0.10), 0 4px 8px rgba(15, 23, 42, 0.05);
  --shadow-xl: 0 24px 48px rgba(15, 23, 42, 0.12), 0 8px 16px rgba(15, 23, 42, 0.06);
  --shadow-glow-gold: 0 0 0 6px rgba(201, 169, 78, 0.18);
  --shadow-glow-blue: 0 0 0 6px rgba(26, 86, 219, 0.18);

  /* 1.9 Radius */
  --radius-sm: 4px; --radius-md: 8px; --radius-lg: 12px;
  --radius-xl: 16px; --radius-2xl: 24px; --radius-full: 9999px;

  /* 1.10 Transition */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

  /* 1.11 Layout */
  --container-max: 1280px;
  --container-narrow: 800px;
  --header-height: 72px;
  --border-thin: 1px;
  --border-thick: 2px;

  /* 1.12 向后兼容别名（保留旧版内联样式可用） */
  --color-deep-blue: var(--color-primary);
  --color-blue: var(--color-secondary);
  --color-gold: var(--color-accent);
  --color-white: var(--color-bg);
  --color-light-gray: var(--color-surface);
  --color-gray-100: var(--color-border-light);
  --color-gray-200: var(--color-border);
  --color-gray-300: #CBD5E1;
  --color-gray-500: var(--color-text-secondary);
  --color-gray-700: var(--color-text);
  --color-gray-900: var(--color-text);
  --font-cn: var(--font-sans);
  --font-en: var(--font-display);
  --radius-card: var(--radius-lg);
  --radius-btn: var(--radius-md);
  --shadow-sm-old: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md-old: 0 4px 16px rgba(0,0,0,0.1);
  --shadow-lg-old: 0 8px 32px rgba(0,0,0,0.12);
  --transition: var(--transition-base);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  scroll-padding-top: calc(var(--header-height) + 12px);
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  text-decoration: none;
  color: inherit;
}

ul, ol {
  list-style: none;
}

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

button {
  cursor: pointer;
  border: none;
  font-family: inherit;
}

input, textarea {
  font-family: inherit;
  outline: none;
}

/* ===== 2.1 无障碍：键盘焦点可见 ===== */
:focus-visible {
  outline: 3px solid var(--color-secondary);
  outline-offset: 2px;
  box-shadow: 0 0 0 5px rgba(255, 255, 255, 0.6);
}

/* ===== 3. Utility Classes ===== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.section {
  padding: var(--space-20) 0;
}

.section-title {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-bold);
  text-align: center;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  letter-spacing: var(--ls-tight);
  line-height: var(--lh-snug);
}

.section-subtitle {
  font-size: var(--fs-lg);
  color: var(--color-text-secondary);
  text-align: center;
  margin-bottom: var(--space-12);
}

/* Brand subtitle */
.brand-subtitle {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-accent-light);
}

.brand-subtitle-dark {
  color: var(--color-primary);
  opacity: 0.7;
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  background: var(--color-accent-button);
  color: var(--color-text-inverse);
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-md);
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  transition: var(--transition-base);
  border: 2px solid var(--color-accent-button);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-gold), var(--shadow-md);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  background: transparent;
  color: var(--color-text-inverse);
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-md);
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  border: 2px solid rgba(255,255,255,0.6);
  transition: var(--transition-base);
}

.btn-outline:hover {
  border-color: var(--color-bg);
  background: rgba(255,255,255,0.1);
  transform: translateY(-2px);
}

.btn-outline-dark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  background: transparent;
  color: var(--color-primary);
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-md);
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  border: 2px solid var(--color-primary);
  transition: var(--transition-base);
}

.btn-outline-dark:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  transform: translateY(-2px);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  background: rgba(26,86,219,0.1);
  color: var(--color-secondary);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
}

.tag-gold {
  background: rgba(201,169,78,0.12);
  color: var(--color-accent);
}

/* Fade-in animation */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* SVG Icon utility */
.icon {
  display: inline-block;
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: currentColor;
}

.icon svg {
  width: 100%;
  height: 100%;
}

.icon-gold {
  color: var(--color-accent);
}

.icon-blue {
  color: var(--color-secondary);
}

.icon-white {
  color: var(--color-text-inverse);
}

/* ===== 4. Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: transparent;
  transition: var(--transition-base);
}

.header.scrolled {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.header-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text-inverse);
  transition: var(--transition-base);
}

.header.scrolled .header-logo {
  color: var(--color-primary);
}

.header-logo .logo-img {
  height: 46px;
  width: auto;
  border-radius: var(--radius-md);
  object-fit: contain;
  background: linear-gradient(135deg, #FFFFFF, #F8FAFC);
  padding: 5px;
  border: 2px solid rgba(201, 169, 78, 0.30);
  box-shadow: 0 2px 8px rgba(10, 38, 71, 0.08), 0 1px 3px rgba(201, 169, 78, 0.10);
  transition: var(--transition-base);
}

.header.scrolled .header-logo .logo-img {
  border-color: rgba(201, 169, 78, 0.50);
  box-shadow: 0 3px 12px rgba(10, 38, 71, 0.10), 0 0 0 1px rgba(201, 169, 78, 0.12);
}

.header-logo .brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.header-logo .brand-name {
  font-size: 24px;
  font-weight: var(--fw-bold);
}

.header-logo .brand-subtitle {
  font-size: 10px;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.7);
}

.header.scrolled .header-logo .brand-subtitle {
  color: var(--color-text-secondary);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.header-nav a {
  font-size: 16px;
  font-weight: var(--fw-medium);
  color: rgba(255,255,255,0.85);
  transition: var(--transition-base);
  position: relative;
  padding: var(--space-1) 0;
}

.header.scrolled .header-nav a {
  color: var(--color-text);
}

.header-nav a:hover,
.header-nav a.active {
  color: var(--color-accent);
}

.header-nav a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-accent);
  border-radius: 1px;
}

.header-cta {
  display: inline-flex !important;
  align-items: center;
  gap: var(--space-1);
  background: var(--color-accent-button) !important;
  color: var(--color-text-inverse) !important;
  padding: var(--space-2) var(--space-5) !important;
  border-radius: var(--radius-md) !important;
  font-weight: var(--fw-semibold) !important;
  font-size: 14px !important;
  border: 2px solid var(--color-accent-button) !important;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base) !important;
}

.header-cta:hover {
  background: var(--color-accent-dark) !important;
  border-color: var(--color-accent-dark) !important;
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow-gold), var(--shadow-md) !important;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: var(--space-1);
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--color-text-inverse);
  border-radius: 2px;
  transition: var(--transition-base);
}

.header.scrolled .hamburger span {
  background: var(--color-primary);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile nav */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  background: var(--color-bg);
  padding: var(--space-6);
  box-shadow: var(--shadow-lg);
  z-index: 999;
  flex-direction: column;
  gap: var(--space-5);
}

.mobile-nav.open {
  display: flex;
}

.mobile-nav a {
  font-size: var(--fs-lg);
  color: var(--color-text);
  font-weight: var(--fw-medium);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border-light);
}

/* ===== 5. Hero ===== */
.hero {
  min-height: 100vh;
  background: var(--color-primary);
  background-image: linear-gradient(135deg, rgba(6, 28, 56, 0.58) 0%, rgba(10, 38, 71, 0.42) 100%), url('../images/hero-ship.jpg');
  background-size: cover;
  background-position: center;
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg-lines {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.15;
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
  text-align: center;
  padding-top: 120px;
  padding-bottom: 80px;
}

.hero-title {
  font-size: var(--fs-5xl);
  font-weight: var(--fw-black);
  color: var(--color-text-inverse);
  line-height: var(--lh-tight);
  margin-bottom: var(--space-5);
  letter-spacing: var(--ls-tight);
}

.hero-subtitle {
  font-size: var(--fs-lg);
  color: rgba(255,255,255,0.7);
  margin-bottom: var(--space-10);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  line-height: var(--lh-relaxed);
}

.hero-brand {
  margin-bottom: var(--space-6);
}

.hero-brand .brand-subtitle {
  font-size: var(--fs-sm);
  color: var(--color-accent-light);
  opacity: 0.9;
}

/* 遮罩调亮后为保障白字可读性，加柔和投影 */
.hero-title,
.hero-subtitle,
.hero-brand .brand-subtitle {
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.35);
}

.hero-buttons {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  margin-bottom: var(--space-16);
}

/* Hero stats */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  max-width: 840px;
  margin: 0 auto;
}

.hero-stat-card {
  background: rgba(0,0,0,0.45);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-5);
  text-align: center;
  transition: var(--transition-base);
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
}

.hero-stat-card:hover {
  background: rgba(0,0,0,0.55);
  transform: translateY(-4px);
  border-color: rgba(255,255,255,0.16);
}

.hero-stat-card .stat-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-3);
  color: var(--color-accent-light);
}

.hero-stat-card .stat-text {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.85);
  line-height: var(--lh-snug);
}

/* Hero trust bar (large numbers) */
.hero-trust {
  background: var(--color-primary);
  background-image: linear-gradient(rgba(6, 28, 56, 0.9), rgba(10, 38, 71, 0.85)), url('../images/stats-port.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: scroll;
  padding: var(--space-20) 0;
  position: relative;
  overflow: hidden;
}

.hero-trust .container {
  position: relative;
  z-index: 1;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  max-width: 960px;
  margin: 0 auto;
}

.trust-item {
  text-align: center;
  padding: var(--space-6) var(--space-4);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(4px);
  transition: var(--transition-base);
}

.trust-item:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-4px);
  border-color: rgba(255,255,255,0.15);
}

.trust-number {
  font-size: var(--fs-5xl);
  font-weight: var(--fw-black);
  color: var(--color-accent-light);
  line-height: var(--lh-tight);
  margin-bottom: var(--space-2);
}

.trust-label {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.7);
  font-weight: var(--fw-medium);
}

/* Page hero (inner pages) */
.page-hero {
  min-height: 60vh;
  display: flex;
  align-items: center;
  background: var(--color-primary);
  background-image: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.page-hero .container {
  position: relative;
  z-index: 1;
  text-align: center;
  padding-top: 140px;
  padding-bottom: 60px;
}

.page-hero .hero-title {
  font-size: var(--fs-4xl);
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.page-hero .hero-subtitle {
  max-width: 640px;
}

/* ===== 6. Glossary ===== */
.glossary {
  background: var(--color-surface);
  padding: var(--space-20) 0;
}

.glossary-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}

.glossary-card {
  background: var(--color-surface-elevated);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  transition: var(--transition-base);
}

.glossary-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: var(--color-border);
}

.glossary-card .term {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-1);
}

.glossary-card .term-en {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
  font-family: var(--font-mono);
}

.glossary-card .definition {
  font-size: var(--fs-base);
  color: var(--color-text-secondary);
  line-height: var(--lh-relaxed);
}

.glossary-card .glossary-icon {
  width: 48px;
  height: 48px;
  background: rgba(26,86,219,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  color: var(--color-secondary);
  transition: var(--transition-base);
}

.glossary-card:hover .glossary-icon {
  background: rgba(201,169,78,0.12);
  color: var(--color-accent);
  transform: scale(1.1);
}

.glossary-card .glossary-icon svg {
  width: 24px;
  height: 24px;
}

/* ===== 7. Services ===== */
.services {
  padding: var(--space-20) 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

.service-card {
  background: var(--color-surface-elevated);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: var(--transition-base);
}

.service-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
  border-color: var(--color-border);
}

.service-card-header {
  padding: var(--space-8) var(--space-8) 0;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.service-card-header .tag {
  margin: 0;
}

.service-card-header .featured-tag {
  background: rgba(201,169,78,0.12);
  color: var(--color-accent);
}

.service-card-title {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  padding: 0 var(--space-8);
  margin-bottom: var(--space-6);
}

.service-card-value {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: 1.65;
  padding: 0 var(--space-8);
  margin: calc(-1 * var(--space-4)) 0 var(--space-5);
}

/* Timeline */
.timeline {
  padding: 0 var(--space-8);
  margin-bottom: var(--space-6);
}

.timeline-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  position: relative;
}

.timeline-item:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 15px;
  top: 32px;
  width: 2px;
  height: calc(100% + 4px);
  background: var(--color-border);
}

.timeline-dot {
  width: 32px;
  height: 32px;
  min-width: 32px;
  border-radius: 50%;
  background: var(--color-border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-xs);
  color: var(--color-text-secondary);
  font-weight: var(--fw-bold);
  position: relative;
  z-index: 1;
}

.timeline-item.highlight .timeline-dot {
  background: var(--color-accent);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-glow-gold);
}

.timeline-item.highlight::after {
  background: var(--color-accent);
  opacity: 0.3;
}

.timeline-text {
  font-size: var(--fs-sm);
  color: var(--color-text);
  padding-top: var(--space-1);
  line-height: var(--lh-snug);
}

.timeline-item.highlight .timeline-text {
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
}

.service-card-features {
  padding: 0 var(--space-8);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.service-card-features .feature-tag {
  font-size: var(--fs-xs);
  padding: var(--space-1) var(--space-3);
  background: var(--color-surface);
  border-radius: var(--radius-full);
  color: var(--color-text);
}

.service-card-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-8);
  border-top: 1px solid var(--color-border-light);
  color: var(--color-secondary);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-sm);
  transition: var(--transition-base);
}

.service-card-link:hover {
  background: var(--color-surface);
  padding-left: var(--space-10);
}

.service-card-link::after {
  content: '→';
  transition: var(--transition-base);
}

.service-card-link:hover::after {
  transform: translateX(4px);
}

/* ===== 8. Why Us / Cards ===== */
.why-us {
  background: var(--color-surface);
  padding: var(--space-20) 0;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.why-card {
  background: var(--color-surface-elevated);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  transition: var(--transition-base);
}

.why-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: var(--color-border);
}

.why-card .why-icon {
  width: 60px;
  height: 60px;
  background: rgba(26,86,219,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  color: var(--color-secondary);
}

.why-card .why-icon.icon-gold {
  background: rgba(201,169,78,0.1);
  color: var(--color-accent);
}

.why-card .why-icon svg {
  width: 28px;
  height: 28px;
}

.why-card h3 {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.why-card p {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: var(--lh-normal);
}

/* ===== 9. Cargo Types ===== */
.cargo-types {
  padding: var(--space-20) 0;
}

.cargo-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-5);
}

.cargo-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-text);
  transition: var(--transition-base);
  cursor: default;
  border: 1px solid transparent;
}

.cargo-card:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(255,255,255,0.1);
}

.cargo-card .cargo-icon {
  width: 40px;
  height: 40px;
  margin: 0 auto var(--space-3);
  color: var(--color-secondary);
  transition: var(--transition-base);
}

.cargo-card:hover .cargo-icon {
  color: var(--color-accent-light);
}

.cargo-card .cargo-icon svg {
  width: 100%;
  height: 100%;
}

/* ===== 10. CTA Section ===== */
.cta-section {
  background: var(--color-primary);
  background-image: var(--gradient-hero);
  padding: var(--space-20) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(201,169,78,0.08), transparent 70%);
  border-radius: 50%;
}

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

.cta-section h2 {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-bold);
  color: var(--color-text-inverse);
  margin-bottom: var(--space-4);
  letter-spacing: 0.02em;
}

.cta-section p {
  font-size: var(--fs-lg);
  color: rgba(255,255,255,0.72);
  margin-bottom: var(--space-10);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.cta-form {
  display: flex;
  align-items: stretch;
  gap: var(--space-3);
  max-width: 760px;
  margin: 0 auto var(--space-5);
}

.cta-form input {
  flex: 1 1 0;
  min-width: 0;
  height: 56px;
  padding: 0 var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.07);
  color: var(--color-text-inverse);
  font-size: var(--fs-base);
  transition: border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
}

.cta-form input::placeholder {
  color: rgba(255,255,255,0.45);
}

.cta-form input:focus {
  outline: none;
  border-color: var(--color-accent-button);
  background: rgba(255,255,255,0.12);
  box-shadow: 0 0 0 3px rgba(201,169,78,0.18);
}

.cta-form .btn-primary {
  flex: 0 0 auto;
  height: 56px;
  padding: 0 var(--space-10);
  white-space: nowrap;
}

.cta-hint {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.01em;
}

/* ===== 11. Footer ===== */
.footer {
  background: var(--color-primary-dark);
  padding: var(--space-16) 0 0;
  color: rgba(255,255,255,0.7);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: var(--space-12);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.footer-logo .footer-logo-img {
  height: 34px;
  width: auto;
  border-radius: var(--radius-sm);
  object-fit: contain;
  background: var(--color-bg);
  padding: 2px;
}

.footer-logo .footer-brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.footer-logo .footer-brand-name {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-text-inverse);
}

.footer-logo .footer-brand-subtitle {
  font-size: 10px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.06em;
  color: var(--color-accent-light);
  opacity: 0.85;
}

.footer-brand p {
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-5);
  max-width: 320px;
}

.footer h4 {
  font-size: var(--fs-base);
  font-weight: var(--fw-bold);
  color: var(--color-text-inverse);
  margin-bottom: var(--space-5);
}

.footer-links li {
  margin-bottom: var(--space-3);
}

.footer-links a {
  font-size: var(--fs-sm);
  transition: var(--transition-base);
  color: rgba(255,255,255,0.7);
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  font-size: var(--fs-sm);
}

.footer-contact .contact-icon {
  color: var(--color-accent);
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
}

.footer-contact .contact-icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

.footer-bottom {
  text-align: center;
  padding: var(--space-5) 0;
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.35);
}

/* ===== 12. Page Specific Components ===== */

/* Comparison table */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface-elevated);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.comparison-table thead tr {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.comparison-table th {
  padding: var(--space-4) var(--space-6);
  text-align: left;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
}

.comparison-table td {
  padding: var(--space-3) var(--space-6);
  font-size: var(--fs-sm);
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border-light);
}

.comparison-table tbody tr:nth-child(even) {
  background: var(--color-surface);
}

.comparison-table tbody tr.highlight-row {
  border-left: 4px solid var(--color-accent);
  background: rgba(201,169,78,0.04);
}

.comparison-table td:nth-child(2) {
  color: var(--color-primary);
  font-weight: var(--fw-medium);
}

/* FAQ details */
.faq-item {
  background: var(--color-surface-elevated);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-3);
  padding: var(--space-5) var(--space-6);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  transition: var(--transition-base);
}

.faq-item:hover {
  border-color: var(--color-border);
}

.faq-item summary {
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  font-size: var(--fs-base);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
}

.faq-item p {
  margin-top: var(--space-3);
  color: var(--color-text-secondary);
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
}

/* Process timeline on detail pages */
.process-timeline {
  max-width: 720px;
  margin: 0 auto;
}

.process-step {
  display: flex;
  gap: var(--space-5);
  margin-bottom: var(--space-7);
  align-items: flex-start;
}

.process-step .step-number {
  width: 48px;
  height: 48px;
  min-width: 48px;
  background: var(--color-secondary);
  color: var(--color-text-inverse);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--fw-bold);
  font-size: var(--fs-lg);
}

.process-step.highlight .step-number {
  background: var(--color-accent);
  box-shadow: var(--shadow-glow-gold);
}

.process-step .step-content h3 {
  font-size: var(--fs-base);
  color: var(--color-primary);
  margin-bottom: var(--space-1);
}

.process-step.highlight .step-content h3 {
  color: var(--color-accent);
  font-size: var(--fs-lg);
}

.process-step .step-content p {
  color: var(--color-text-secondary);
  font-size: var(--fs-sm);
}

/* Detail page process steps — 48px/52px dots, centered alignment */
.detail-step {
  display: flex;
  gap: 20px;
  margin-bottom: 24px;
  align-items: center;
  position: relative;
}

.detail-step:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 48px;
  bottom: -24px;
  width: 2px;
  background: var(--color-border);
  z-index: 0;
}

.detail-step.highlight:not(:last-child)::before {
  top: 52px;
  background: var(--color-accent);
  opacity: 0.3;
}

.detail-step .step-num {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  position: relative;
  z-index: 1;
  background: var(--color-secondary);
  color: #fff;
}

.detail-step.highlight .step-num {
  width: 52px;
  height: 52px;
  min-width: 52px;
  background: var(--color-accent);
  box-shadow: 0 0 0 6px rgba(201,169,78,0.18);
}

.detail-step:last-child .step-num {
  background: var(--color-primary);
}

.detail-step .step-body h3 {
  font-size: 1.05rem;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.detail-step.highlight .step-body h3 {
  font-size: 1.1rem;
  color: var(--color-accent);
}

.detail-step .step-body p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

/* Pitfall (避坑) card icon — enhanced visual */
.pitfall-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  margin-bottom: 14px;
  background: rgba(245,158,11,0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-warning);
}

.pitfall-icon svg {
  width: 26px;
  height: 26px;
}

/* Pitfall cards v2 — 问题→方案两栏式 */
.pitfall-data-bar {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-bottom: 36px;
  padding: 18px 40px;
  background: var(--color-surface);
  border-radius: var(--radius-full);
  max-width: fit-content;
  margin-left: auto;
  margin-right: auto;
  border: 1px solid var(--color-border-light);
}

.pitfall-data-item { text-align: center; }

.pitfall-data-number {
  font-size: var(--fs-xl);
  font-weight: var(--fw-black);
  color: var(--color-accent);
  line-height: 1.1;
}

.pitfall-data-label {
  font-size: var(--fs-xs);
  color: var(--color-text-secondary);
  margin-top: 2px;
}

.pitfall-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}

.pitfall-card {
  background: var(--color-surface-elevated);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
}

.pitfall-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border);
}

.pitfall-card-header {
  padding: 20px 24px 16px;
}

.pitfall-tag {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  padding: 3px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 10px;
}

.pitfall-tag.fee { background: rgba(239,68,68,0.1); color: #EF4444; }
.pitfall-tag.time { background: rgba(245,158,11,0.1); color: #F59E0B; }
.pitfall-tag.operation { background: rgba(59,130,246,0.1); color: #3B82F6; }
.pitfall-tag.compliance { background: rgba(201,169,78,0.12); color: var(--color-accent); }

.pitfall-card-title {
  font-size: var(--fs-base);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.pitfall-card-title svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.pitfall-card-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--color-border-light);
}

.pitfall-wrong {
  padding: 16px 20px;
  background: rgba(239,68,68,0.03);
}

.pitfall-right {
  padding: 16px 20px;
  background: rgba(16,185,129,0.03);
  border-left: 1px solid var(--color-border-light);
}

.pitfall-wrong-label {
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  color: #EF4444;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.pitfall-right-label {
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  color: #10B981;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.pitfall-wrong-text, .pitfall-right-text {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: var(--lh-normal);
}

.pitfall-cta {
  text-align: center;
  margin-top: 40px;
  padding: 32px;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
}

.pitfall-cta p {
  font-size: var(--fs-base);
  color: var(--color-text);
  margin-bottom: var(--space-4);
  font-weight: var(--fw-medium);
}

@media (max-width: 768px) {
  .pitfall-grid { grid-template-columns: 1fr; }
  .pitfall-data-bar { gap: 24px; padding: 14px 24px; }
}

/* ===== Service Guarantee page images ===== */
.page-hero.has-photo {
  background-image: linear-gradient(120deg, rgba(6,28,56,0.58), rgba(10,38,71,0.42)), url('../images/hero-ship.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}
@media (max-width: 768px) {
  .page-hero.has-photo { background-attachment: scroll; }
}

.pitfall-card-img {
  width: 100%;
  height: 168px;
  overflow: hidden;
  flex-shrink: 0;
}
.pitfall-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.pitfall-card:hover .pitfall-card-img img {
  transform: scale(1.06);
}

.guarantee-band {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  max-width: 900px;
  margin: 8px auto 0;
}
.guarantee-band-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 200px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.guarantee-band-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.guarantee-band-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.guarantee-band-cap {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 14px 18px;
  background: linear-gradient(to top, rgba(6,28,56,0.88), transparent 70%);
  color: #fff;
}
.guarantee-band-cap strong { display:block; font-size: var(--fs-base); font-weight: 700; letter-spacing: 0.02em; }
.guarantee-band-cap span { font-size: var(--fs-xs); opacity: 0.85; }

@media (max-width: 768px) {
  .guarantee-band { grid-template-columns: 1fr; gap: 12px; }
  .guarantee-band-item { height: 160px; }
  .pitfall-card-img { height: 150px; }
}

/* Value card */
.value-card {
  background: var(--color-surface-elevated);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  transition: var(--transition-base);
}

.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.value-card .value-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-4);
  background: rgba(26,86,219,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary);
}

.value-card .value-icon svg {
  width: 24px;
  height: 24px;
}

.value-card .value-icon.icon-gold {
  color: var(--color-accent);
}

.value-card h3 {
  font-size: var(--fs-base);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
  font-weight: var(--fw-bold);
}

.value-card p {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
}

/* About stats */
.about-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  max-width: 900px;
  margin: 0 auto;
}

.about-stat-item {
  text-align: center;
  padding: var(--space-6) var(--space-4);
  background: var(--color-surface-elevated);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  transition: var(--transition-base);
}

.about-stat-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border);
}

.about-stat-number {
  font-size: var(--fs-5xl);
  font-weight: var(--fw-black);
  color: var(--color-primary);
  line-height: var(--lh-tight);
  margin-bottom: var(--space-2);
}

.about-stat-label {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  font-weight: var(--fw-medium);
}

.about-stat-number .stat-unit {
  font-size: 1.5rem;
  font-weight: var(--fw-bold);
  margin-left: 2px;
}

/* R2 微信真人触点补位 */
.wechat-touch {
  max-width: 760px;
  margin: var(--space-12) auto 0;
}
.wechat-touch-inner {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-light);
  border-left: 4px solid var(--color-accent-button);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-8);
  box-shadow: var(--shadow-sm);
}
.wechat-touch .wechat-icon {
  width: 52px;
  height: 52px;
  min-width: 52px;
  background: rgba(201,169,78,0.12);
  color: var(--color-accent-button);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.wechat-touch h3 {
  font-size: var(--fs-lg);
  color: var(--color-primary);
  margin-bottom: var(--space-1);
}
.wechat-touch p {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}
.wechat-touch .btn-primary {
  margin-left: auto;
  white-space: nowrap;
}

/* R6 正文级双向内链 */
.cross-link {
  max-width: 760px;
  margin: var(--space-10) auto;
  padding: var(--space-5) var(--space-8);
  background: var(--color-surface-elevated);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-4);
}
.cross-link p {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: var(--fs-sm);
  line-height: 1.6;
  white-space: nowrap;
}
.cross-link .cross-link-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  width: 100%;
}
.cross-link a {
  white-space: nowrap;
}

/* R8 吸底 CTA 条 */
.sticky-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 90;
  background: var(--color-primary);
  box-shadow: 0 -4px 20px rgba(0,0,0,0.18);
  transform: translateY(100%);
  visibility: hidden;
  transition: transform 0.35s ease, visibility 0.35s ease;
}
.sticky-cta.is-visible {
  transform: translateY(0);
  visibility: visible;
}
.sticky-cta-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-6);
}
.sticky-cta-text {
  color: var(--color-text-inverse);
  display: flex;
  flex-direction: column;
  line-height: 1.35;
}
.sticky-cta-text strong {
  font-size: var(--fs-base);
}
.sticky-cta-text span {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.72);
}

/* Contact info items */
.contact-info-item {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  background: rgba(26,86,219,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary);
}

.contact-info-icon svg {
  width: 24px;
  height: 24px;
}

.contact-info-content h3 {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-1);
}

.contact-info-content p {
  font-size: var(--fs-base);
  color: var(--color-primary);
  font-weight: var(--fw-semibold);
}

.contact-info-content .contact-info-note {
  font-size: var(--fs-xs);
  color: var(--color-text-secondary);
  font-weight: var(--fw-regular);
}

/* Form card */
.form-card {
  background: var(--color-surface-elevated);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-8) var(--space-8);
  border: 1px solid var(--color-border-light);
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-group label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  transition: var(--transition-base);
  background: var(--color-bg);
  color: var(--color-text);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-muted);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(201,169,78,0.12);
}

.radio-group {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.radio-group label {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--fs-sm);
  color: var(--color-text);
  cursor: pointer;
  font-weight: var(--fw-regular);
}

.radio-group input[type="radio"] {
  width: auto;
  accent-color: var(--color-secondary);
}

/* QR placeholder */
.qr-placeholder {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
}

.qr-box {
  width: 140px;
  height: 140px;
  margin: 0 auto var(--space-3);
  background: var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  font-size: var(--fs-xs);
}

/* Alert / warning icon box */
.alert-box {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-5);
  border: 1px solid var(--color-border-light);
  transition: var(--transition-base);
}

.alert-box:hover {
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.alert-box .alert-icon {
  width: 32px;
  height: 32px;
  min-width: 32px;
  color: var(--color-warning);
}

.alert-box h3 {
  font-size: var(--fs-base);
  color: var(--color-primary);
  margin-bottom: var(--space-1);
}

.alert-box p {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: var(--lh-normal);
}

/* ===== 13. Responsive ===== */
@media (max-width: 1024px) {
  .hero-title {
    font-size: var(--fs-4xl);
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .cargo-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .section {
    padding: var(--space-16) 0;
  }
  .section-title {
    font-size: var(--fs-2xl);
  }
  .header-nav {
    display: none;
  }
  .hamburger {
    display: flex;
  }
  .hero-title {
    font-size: var(--fs-3xl);
  }
  .hero-subtitle {
    font-size: var(--fs-base);
  }
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  .hero-stats {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  .glossary-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .cargo-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .cta-form {
    flex-direction: column;
  }
  .cta-form input {
    width: 100%;
  }
  .cta-form .btn-primary {
    width: 100%;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .trust-grid {
    grid-template-columns: 1fr;
  }
  .about-stats {
    grid-template-columns: 1fr;
  }
  .wechat-touch-inner {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }
  .wechat-touch .btn-primary {
    margin-left: 0;
    width: 100%;
  }
  .cross-link {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }
  .cross-link .cross-link-actions {
    width: 100%;
    flex-wrap: wrap;
  }
  .cross-link .cross-link-actions a {
    flex: 1 1 auto;
    text-align: center;
  }
  .sticky-cta-inner {
    flex-wrap: wrap;
    justify-content: center;
    text-align: center;
  }
  .sticky-cta .btn-primary {
    width: 100%;
  }
  .page-hero .hero-title {
    font-size: var(--fs-3xl);
  }
  .comparison-table {
    display: block;
    overflow-x: auto;
  }
  /* P1-3: responsive inline grids */
  .contact-layout {
    grid-template-columns: 1fr !important;
  }
  .value-grid-3 {
    grid-template-columns: 1fr !important;
  }
  .value-grid-2 {
    grid-template-columns: 1fr !important;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: var(--fs-2xl);
  }
  .glossary-grid {
    grid-template-columns: 1fr;
  }
  .why-grid {
    grid-template-columns: 1fr;
  }
  .cargo-grid {
    grid-template-columns: 1fr;
  }
  .hero-buttons .btn-primary,
  .hero-buttons .btn-outline {
    width: 100%;
  }
  .btn-primary,
  .btn-outline,
  .btn-outline-dark {
    padding: var(--space-3) var(--space-6);
  }
  .trust-number {
    font-size: var(--fs-4xl);
  }
  .about-stat-number {
    font-size: var(--fs-4xl);
  }
}

/* ===== 14. Print styles ===== */
@media print {
  .header, .mobile-nav, .cta-section, .footer {
    display: none;
  }
  .hero, .page-hero {
    min-height: auto;
    padding: 40px 0;
    background: #fff !important;
    color: #000 !important;
  }
  .hero-title, .hero-subtitle, .page-hero .hero-title, .page-hero .hero-subtitle {
    color: #000 !important;
  }
}

/* ===== 15. Accessibility - Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
  .fade-in { opacity: 1; transform: none; transition: none; }
  .hero-bg-lines animate, .hero-bg-lines animateMotion { display: none; }
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ===== 17. P1 新增组件 ===== */

/* 17.1 合作伙伴 Logo 墙 */
.partners {
  padding: var(--space-20) 0;
  background: var(--color-surface);
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-5);
  max-width: 1000px;
  margin: 0 auto;
}

.partner-logo {
  background: var(--color-surface-elevated);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  padding: var(--space-8) var(--space-4);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  transition: var(--transition-base);
  filter: grayscale(100%);
  opacity: 0.55;
}

.partner-logo:hover {
  filter: grayscale(0%);
  opacity: 1;
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border);
}

.partner-logo .logo-text {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  letter-spacing: var(--ls-tight);
  text-align: center;
  line-height: 1.1;
}

.partner-logo:hover .logo-text {
  color: var(--color-secondary);
}

.partner-logo .logo-name-cn {
  font-size: var(--fs-xs);
  color: var(--color-text-secondary);
  font-weight: var(--fw-medium);
}

/* 17.2 资质证书展示区 */
.certificates {
  padding: var(--space-20) 0;
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
  max-width: 720px;
  margin: 0 auto;
}

.cert-card {
  background: var(--color-surface-elevated);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: var(--transition-base);
  text-align: center;
}

.cert-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border);
}

.cert-image {
  width: 100%;
  aspect-ratio: 3 / 4;
  background: var(--color-surface);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  color: var(--color-text-muted);
}

.cert-image .cert-icon {
  width: 64px;
  height: 64px;
  color: var(--color-accent);
  opacity: 0.6;
}

.cert-image .cert-icon svg {
  width: 100%;
  height: 100%;
}

.cert-image .cert-placeholder-text {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.cert-body {
  padding: var(--space-5) var(--space-4);
}

.cert-body h3 {
  font-size: var(--fs-base);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-1);
}

.cert-body p {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
}

/* 17.3 客户案例展示区 */
.case-studies {
  padding: var(--space-20) 0;
  background: var(--color-surface);
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.case-card {
  background: var(--color-surface-elevated);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: var(--transition-base);
}

.case-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border);
}

.case-header {
  padding: var(--space-6) var(--space-6) var(--space-4);
  border-bottom: 1px solid var(--color-border-light);
}

.case-header .case-industry {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  background: rgba(26,86,219,0.08);
  color: var(--color-secondary);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-3);
}

.case-header h3 {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.case-route {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  font-family: var(--font-mono);
}

.case-route .arrow {
  color: var(--color-accent);
  font-weight: var(--fw-bold);
}

.case-body {
  padding: var(--space-4) var(--space-6) var(--space-5);
}

.case-row {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.case-row:last-child {
  margin-bottom: 0;
}

.case-label {
  min-width: 52px;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
  padding-top: 2px;
}

.case-value {
  font-size: var(--fs-sm);
  color: var(--color-text);
  line-height: var(--lh-normal);
  flex: 1;
}

.case-result {
  background: rgba(201,169,78,0.06);
  border-left: 3px solid var(--color-accent);
  padding: var(--space-3) var(--space-4);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: var(--fs-sm);
  color: var(--color-primary);
  font-weight: var(--fw-medium);
  line-height: var(--lh-normal);
}

/* 17.4 公司发展历程时间轴 */
.history {
  padding: var(--space-20) 0;
  background: var(--color-surface);
}

.history-timeline {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}

/* 中线 */
.history-timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
  transform: translateX(-50%);
}

.history-item {
  position: relative;
  width: 50%;
  padding: 0 var(--space-10) var(--space-10) 0;
  margin-left: 0;
}

.history-item:nth-child(even) {
  margin-left: 50%;
  padding: 0 0 var(--space-10) var(--space-10);
}

/* 年份节点 */
.history-item::before {
  content: '';
  position: absolute;
  top: 4px;
  right: -8px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-secondary);
  border: 3px solid var(--color-bg);
  box-shadow: 0 0 0 2px var(--color-border);
  z-index: 1;
}

.history-item:nth-child(even)::before {
  right: auto;
  left: -8px;
}

/* 高亮年份 */
.history-item.highlight::before {
  background: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-accent), 0 0 0 8px rgba(201,169,78,0.15);
}

.history-content {
  background: var(--color-surface-elevated);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  padding: var(--space-5) var(--space-6);
  transition: var(--transition-base);
}

.history-content:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border);
}

.history-item.highlight .history-content {
  border-color: rgba(201,169,78,0.3);
  background: rgba(201,169,78,0.03);
}

.history-year {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  font-weight: var(--fw-black);
  color: var(--color-secondary);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.history-item.highlight .history-year {
  color: var(--color-accent);
}

.history-content h3 {
  font-size: var(--fs-base);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.history-content p {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: var(--lh-normal);
}

/* 17.5 隐私政策页 */
.privacy-content {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: var(--space-12) 0;
}

.privacy-content h2 {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
}

.privacy-content h2:first-child {
  margin-top: 0;
}

.privacy-content p {
  font-size: var(--fs-base);
  color: var(--color-text);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-4);
}

.privacy-content ul {
  list-style: disc;
  padding-left: var(--space-6);
  margin-bottom: var(--space-4);
}

.privacy-content ul li {
  font-size: var(--fs-base);
  color: var(--color-text);
  line-height: var(--lh-normal);
  margin-bottom: var(--space-2);
}

.privacy-content .privacy-update {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border-light);
}

.privacy-content .privacy-contact {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-top: var(--space-6);
}

.privacy-content .privacy-contact p {
  margin-bottom: var(--space-2);
}

/* 响应式 - P1 新增组件 */
@media (max-width: 1024px) {
  .partners-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .case-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .partners-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .cert-grid {
    grid-template-columns: 1fr;
    max-width: 360px;
  }
  .case-grid {
    grid-template-columns: 1fr;
  }
  /* 时间轴改为单侧 */
  .history-timeline::before {
    left: 20px;
  }
  .history-item,
  .history-item:nth-child(even) {
    width: 100%;
    margin-left: 0;
    padding: 0 0 var(--space-8) var(--space-12);
  }
  .history-item::before,
  .history-item:nth-child(even)::before {
    left: 12px;
    right: auto;
  }
}

@media (max-width: 480px) {
  .partners-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== 16. WeChat Floating Widget ===== */
.wechat-fab {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 999;
}
.wechat-fab-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 4px 16px rgba(10,38,71,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: none;
  position: relative;
}
.wechat-fab-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 24px rgba(10,38,71,0.4);
}
.wechat-fab-btn svg {
  width: 30px;
  height: 30px;
  color: #fff;
  fill: #fff;
}
.wechat-fab-btn .fab-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 18px;
  height: 18px;
  background: var(--color-accent);
  border-radius: 50%;
  border: 2px solid #fff;
  font-size: 0.6rem;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}
.wechat-fab-popup {
  position: absolute;
  bottom: 70px;
  right: 0;
  width: 240px;
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
  padding: 20px;
  text-align: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
}
.wechat-fab-popup.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.wechat-fab-popup::after {
  content: '';
  position: absolute;
  bottom: -8px;
  right: 20px;
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 8px solid #fff;
}
.wechat-fab-popup img {
  width: 160px;
  height: 160px;
  border-radius: var(--radius-btn);
  margin-bottom: 12px;
  border: 1px solid var(--color-border-light);
}
.wechat-fab-popup .fab-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-deep-blue);
  margin-bottom: 4px;
}
.wechat-fab-popup .fab-desc {
  font-size: 0.82rem;
  color: var(--color-gray-500);
  line-height: 1.5;
}
@media (max-width: 480px) {
  .wechat-fab { right: 16px; bottom: 16px; }
  .wechat-fab-btn { width: 50px; height: 50px; }
  .wechat-fab-btn svg { width: 26px; height: 26px; }
  .wechat-fab-popup { width: 220px; padding: 16px; }
  .wechat-fab-popup img { width: 140px; height: 140px; }
}

/* ===== 18. Image Enhancement Styles ===== */

/* Service card top image */
.service-card-img {
  width: 100%;
  height: 200px;
  overflow: hidden;
  flex-shrink: 0;
  position: relative;
}

.service-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

/* Case card top image */
.case-card-img {
  width: 100%;
  height: 180px;
  overflow: hidden;
  flex-shrink: 0;
}

.case-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

/* Mobile: disable fixed background for performance + adjust image heights */
@media (max-width: 768px) {
  .hero-trust {
    background-attachment: scroll;
  }
  .service-card-img {
    height: 160px;
  }
  .case-card-img {
    height: 140px;
  }
  .about-intro-wrap {
    grid-template-columns: 1fr !important;
  }
}

/* ===== FAQ 手风琴 ===== */
.faq-list {
  max-width: 880px;
  margin: 0 auto;
  display: grid;
  gap: 14px;
}
.faq-item {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card, 12px);
  overflow: hidden;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.faq-item[open] {
  border-color: var(--color-accent);
  box-shadow: 0 6px 20px rgba(10, 38, 71, 0.06);
}
.faq-q {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: 18px 22px;
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--color-text);
}
.faq-q::-webkit-details-marker { display: none; }
.faq-q .faq-toggle {
  flex: none;
  position: relative;
  width: 22px;
  height: 22px;
}
.faq-q .faq-toggle::before,
.faq-q .faq-toggle::after {
  content: "";
  position: absolute;
  background: var(--color-accent);
  border-radius: 2px;
}
.faq-q .faq-toggle::before { top: 10px; left: 4px; width: 14px; height: 2px; }
.faq-q .faq-toggle::after { top: 4px; left: 10px; width: 2px; height: 14px; transition: opacity .25s ease; }
.faq-item[open] .faq-toggle::after { opacity: 0; }
.faq-a {
  padding: 0 22px 20px;
  color: var(--color-text-secondary);
  font-size: 0.96rem;
  line-height: 1.8;
}
.faq-a p { margin: 0 0 10px; }
.faq-a p:last-child { margin-bottom: 0; }
.faq-a strong { color: var(--color-text); }

/* ===== 19. 货物类型增强 (顺手做) ===== */
.cargo-card { text-decoration: none; cursor: pointer; }
.cargo-tip {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--fs-xs);
  font-weight: var(--fw-regular);
  color: var(--color-text-secondary);
  line-height: 1.5;
}
.cargo-card:hover .cargo-tip { color: rgba(255,255,255,0.85); }
.cargo-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: var(--space-1);
  font-size: var(--fs-xs);
  color: var(--color-accent);
  font-weight: var(--fw-semibold);
  opacity: 0;
  transform: translateY(4px);
  transition: var(--transition-base);
}
.cargo-card:hover .cargo-more { opacity: 1; transform: translateY(0); }

.cargo-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}
.cargo-feature {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  text-decoration: none;
  display: block;
}
.cargo-feature:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: var(--color-border); }
.cargo-feature-img { width: 100%; height: 168px; overflow: hidden; }
.cargo-feature-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.cargo-feature:hover .cargo-feature-img img { transform: scale(1.05); }
.cargo-feature-body { padding: var(--space-5) var(--space-6) var(--space-6); }
.cargo-feature-tag {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  color: var(--color-secondary);
  background: rgba(26,86,219,0.08);
  padding: 2px 10px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}
.cargo-feature-body h4 { font-size: var(--fs-lg); color: var(--color-primary); margin: 0 0 var(--space-2); }
.cargo-feature-body p { font-size: var(--fs-sm); color: var(--color-text-secondary); line-height: 1.7; margin: 0; }

/* ===== 20. 费用拆解图 (战略布局) ===== */
.fee-breakdown { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); margin-top: var(--space-10); }
.fee-col {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-light);
  border-top: 4px solid var(--color-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-7) var(--space-6);
  box-shadow: var(--shadow-sm);
}
.fee-col.sea { border-top-color: var(--color-primary); }
.fee-col.dest { border-top-color: var(--color-accent); }
.fee-col-head { display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-5); }
.fee-col-head .fee-icon { width: 42px; height: 42px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; background: var(--color-surface); color: var(--color-secondary); flex: none; }
.fee-col.sea .fee-icon { color: var(--color-primary); }
.fee-col.dest .fee-icon { color: var(--color-accent-dark); }
.fee-col-head h4 { font-size: var(--fs-lg); color: var(--color-primary); margin: 0; }
.fee-col-head .fee-sub { font-size: var(--fs-xs); color: var(--color-text-secondary); }
.fee-list { list-style: none; margin: 0; padding: 0; }
.fee-list li { display: flex; justify-content: space-between; gap: var(--space-3); padding: var(--space-3) 0; border-bottom: 1px dashed var(--color-border); font-size: var(--fs-sm); color: var(--color-text); }
.fee-list li:last-child { border-bottom: none; }
.fee-list .fee-amt { color: var(--color-text-secondary); font-weight: var(--fw-medium); white-space: nowrap; }
.fee-note { margin-top: var(--space-5); font-size: var(--fs-xs); color: var(--color-text-muted); line-height: 1.6; background: var(--color-surface); border-radius: var(--radius-md); padding: var(--space-3) var(--space-4); }
.fee-tipbar {
  margin-top: var(--space-8);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: rgba(201,169,78,0.10);
  border: 1px solid rgba(201,169,78,0.3);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-6);
  font-size: var(--fs-sm);
  color: var(--color-primary);
}
.fee-tipbar svg { color: var(--color-accent); flex: none; }

/* ===== 21. 报价计算器 (战略布局) ===== */
.quote-estimator {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--space-8);
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
  margin-top: var(--space-10);
}
.quote-form { display: grid; gap: var(--space-5); }
.quote-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.quote-field { display: flex; flex-direction: column; gap: var(--space-2); }
.quote-field label { font-size: var(--fs-sm); font-weight: var(--fw-semibold); color: var(--color-primary); }
.quote-field input, .quote-field select {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--fs-base);
  color: var(--color-text);
  background: var(--color-bg);
  font-family: inherit;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.quote-field input:focus, .quote-field select:focus { outline: none; border-color: var(--color-secondary); box-shadow: 0 0 0 3px rgba(26,86,219,0.12); }
.quote-result {
  background: var(--color-primary);
  background-image: var(--gradient-hero);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  color: var(--color-text-inverse);
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
}
.quote-result .qr-label { font-size: var(--fs-sm); color: var(--color-accent-light); margin-bottom: var(--space-2); }
.quote-result .qr-range { font-size: var(--fs-2xl); font-weight: var(--fw-bold); line-height: 1.3; word-break: break-word; }
.quote-result .qr-unit { font-size: var(--fs-sm); color: rgba(255,255,255,0.7); margin-top: var(--space-2); }
.quote-result .qr-disclaimer { font-size: var(--fs-xs); color: rgba(255,255,255,0.6); margin-top: var(--space-4); line-height: 1.6; }
.quote-result .qr-cta { margin-top: var(--space-5); }

/* ===== 22. 客户证言 (战略布局) ===== */
.testi-section { background: var(--color-surface); padding: var(--space-20) 0; }
.testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); margin-top: var(--space-12); }
.testi-card {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  box-shadow: var(--shadow-sm);
  position: relative;
  display: flex;
  flex-direction: column;
}
.testi-quote-mark { font-size: 3rem; line-height: 0.7; color: var(--color-accent); font-family: Georgia, 'Times New Roman', serif; opacity: 0.5; }
.testi-quote { font-size: var(--fs-base); color: var(--color-text); line-height: 1.8; margin: var(--space-3) 0 var(--space-5); flex: 1; }
.testi-author { display: flex; align-items: center; gap: var(--space-3); }
.testi-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--color-primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: var(--fw-bold); font-size: var(--fs-base); flex: none;
}
.testi-author .ta-name { font-weight: var(--fw-semibold); color: var(--color-primary); font-size: var(--fs-sm); }
.testi-author .ta-role { font-size: var(--fs-xs); color: var(--color-text-secondary); }
.testi-metric { margin-top: var(--space-4); padding-top: var(--space-4); border-top: 1px solid var(--color-border-light); display: flex; gap: var(--space-6); }
.testi-metric .tm-num { font-size: var(--fs-xl); font-weight: var(--fw-bold); color: var(--color-secondary); }
.testi-metric .tm-label { font-size: var(--fs-xs); color: var(--color-text-secondary); }

/* ===== 23. 白皮书 / 资料领取 (战略布局) ===== */
.lead-magnet {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  margin-top: var(--space-16);
}
.lead-media { position: relative; min-height: 320px; background-size: cover; background-position: center; }
.lead-media::after { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(6,28,56,0.55), rgba(10,38,71,0.25)); }
.lead-media .lead-badge {
  position: absolute; top: var(--space-5); left: var(--space-5); z-index: 2;
  background: var(--color-accent); color: #fff; font-size: var(--fs-xs); font-weight: var(--fw-bold);
  padding: var(--space-1) var(--space-3); border-radius: var(--radius-full);
}
.lead-media .lead-media-text { position: absolute; bottom: var(--space-6); left: var(--space-6); right: var(--space-6); z-index: 2; color: #fff; }
.lead-media .lead-media-text h3 { font-size: var(--fs-2xl); margin: 0 0 var(--space-2); }
.lead-media .lead-media-text p { font-size: var(--fs-sm); opacity: 0.92; margin: 0; line-height: 1.6; }
.lead-body { background: var(--color-surface-elevated); padding: var(--space-10); display: flex; flex-direction: column; justify-content: center; }
.lead-body h3 { font-size: var(--fs-2xl); color: var(--color-primary); margin: 0 0 var(--space-3); }
.lead-body > p { font-size: var(--fs-base); color: var(--color-text-secondary); line-height: 1.7; margin: 0 0 var(--space-6); }
.lead-list { list-style: none; margin: 0 0 var(--space-6); padding: 0; display: grid; gap: var(--space-3); }
.lead-list li { display: flex; align-items: flex-start; gap: var(--space-3); font-size: var(--fs-sm); color: var(--color-text); }
.lead-list li svg { color: var(--color-accent); flex: none; margin-top: 3px; }
.lead-form { display: grid; grid-template-columns: 1fr auto; gap: var(--space-3); }
.lead-form input { padding: var(--space-3) var(--space-4); border: 1px solid var(--color-border); border-radius: var(--radius-md); font-size: var(--fs-base); font-family: inherit; }
.lead-form input:focus { outline: none; border-color: var(--color-secondary); box-shadow: 0 0 0 3px rgba(26,86,219,0.12); }
.lead-note { font-size: var(--fs-xs); color: var(--color-text-muted); margin-top: var(--space-3); }

/* ===== 24. 物流轨迹 (待接入) ===== */
.track-banner {
  display: flex; align-items: center; gap: var(--space-5);
  background: var(--color-surface-elevated);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-7);
  margin-top: var(--space-8);
}
.track-icon { width: 52px; height: 52px; border-radius: 50%; background: rgba(26,86,219,0.1); color: var(--color-secondary); display: flex; align-items: center; justify-content: center; flex: none; }
.track-text { flex: 1; }
.track-text h4 { margin: 0 0 4px; font-size: var(--fs-lg); color: var(--color-primary); }
.track-text p { margin: 0; font-size: var(--fs-sm); color: var(--color-text-secondary); }
.track-soon { font-size: var(--fs-xs); font-weight: var(--fw-bold); color: var(--color-warning); background: rgba(245,158,11,0.12); padding: 4px 12px; border-radius: var(--radius-full); white-space: nowrap; }

/* ===== 25. 费用区配图 ===== */
.fee-hero {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 184px;
  display: flex;
  align-items: flex-end;
  margin-bottom: var(--space-8);
}
.fee-hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.fee-hero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(6,28,56,0.80), rgba(10,38,71,0.22)); }
.fee-hero-text { position: relative; z-index: 2; padding: var(--space-7); color: #fff; }
.fee-hero-text h3 { margin: 0 0 6px; font-size: var(--fs-2xl); }
.fee-hero-text p { margin: 0; font-size: var(--fs-sm); opacity: 0.92; }

/* ===== 26. 响应式补充 ===== */
@media (max-width: 900px) {
  .cargo-feature-grid { grid-template-columns: 1fr; }
  .fee-breakdown { grid-template-columns: 1fr; }
  .quote-estimator { grid-template-columns: 1fr; }
  .testi-grid { grid-template-columns: 1fr; }
  .lead-magnet { grid-template-columns: 1fr; }
  .lead-media { min-height: 220px; }
}
@media (max-width: 560px) {
  .quote-row { grid-template-columns: 1fr; }
  .lead-form { grid-template-columns: 1fr; }
  .track-banner { flex-direction: column; text-align: center; }
}