/* ==========================================================================
   臣信职教加盟官网 - 全站样式表
   主色调：蓝色系 | 加盟招商风格 | 适配移动端
   ========================================================================== */

/* CSS Variables - Design System */
:root {
  --primary: #1a56db;
  --primary-dark: #1438a6;
  --primary-light: #3b82f6;
  --primary-lighter: #60a5fa;
  --primary-bg: #eff6ff;
  --primary-bg-light: #f0f7ff;
  --accent: #0ea5e9;
  --accent2: #6366f1;
  --warning: #f59e0b;
  --warning-dark: #d97706;
  --success: #10b981;
  --danger: #ef4444;

  --bg: #f8fafc;
  --bg2: #ffffff;
  --bg3: #f1f5f9;
  --ink: #1e293b;
  --ink-light: #334155;
  --muted: #64748b;
  --muted-light: #94a3b8;
  --rule: #e2e8f0;
  --rule-light: #f1f5f9;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.10);
  --shadow-blue: 0 8px 24px rgba(26,86,219,0.15);
  --shadow-orange: 0 8px 24px rgba(245,158,11,0.2);

  --header-h: 72px;
  --max-w: 1200px;

  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", sans-serif;
}

/* Reset */
* { margin: 0; padding: 0; box-sizing: border-box; }
*::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--bg);
  overflow-x: hidden;
}
a { color: var(--primary); text-decoration: none; transition: color .2s; }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; font-family: inherit; }
input, select, textarea { font-family: inherit; font-size: inherit; }

/* Container */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ==========================================================================
   Header / Navigation
   ========================================================================== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--rule);
  z-index: 1000;
  transition: box-shadow .3s;
}
.header.scrolled { box-shadow: var(--shadow-md); }
.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
  flex-shrink: 0;
}
.logo-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
  font-weight: 700;
}
.logo-text { font-size: 18px; }
.logo-sub { font-size: 11px; color: var(--muted); font-weight: 400; }

.nav-main {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  justify-content: center;
}
.nav-main > li > a {
  display: block;
  padding: 8px 14px;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  border-radius: var(--radius-sm);
  transition: all .2s;
  white-space: nowrap;
}
.nav-main > li > a:hover,
.nav-main > li > a.active {
  color: var(--primary);
  background: var(--primary-bg);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.header-phone {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
}
.header-phone svg { width: 18px; height: 18px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 22px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all .2s;
  white-space: nowrap;
  cursor: pointer;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-blue); }
.btn-warning {
  background: var(--warning);
  color: #fff;
}
.btn-warning:hover { background: var(--warning-dark); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-orange); }
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}
btn-outline:hover { background: var(--primary); color: #fff; }
.btn-lg { padding: 14px 32px; font-size: 16px; }
.btn-block { width: 100%; }

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}
.menu-toggle span {
  width: 24px; height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: all .3s;
}
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* Mobile nav */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-h); left: 0; right: 0; bottom: 0;
  background: #fff;
  z-index: 999;
  padding: 16px 24px;
  overflow-y: auto;
}
.mobile-nav.active { display: block; }
.mobile-nav a {
  display: block;
  padding: 14px 16px;
  font-size: 16px;
  color: var(--ink);
  border-bottom: 1px solid var(--rule-light);
  font-weight: 500;
}
.mobile-nav a:hover, .mobile-nav a.active { color: var(--primary); }
.mobile-nav .btn { margin-top: 16px; }

/* ==========================================================================
   Common Sections
   ========================================================================== */
.section { padding: 64px 0; }
.section-sm { padding: 40px 0; }
.section-bg { background: var(--bg2); }
.section-tint { background: var(--primary-bg-light); }

.section-header {
  text-align: center;
  margin-bottom: 40px;
}
.section-header h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 10px;
}
.section-header p {
  font-size: 15px;
  color: var(--muted);
  max-width: 600px;
  margin: 0 auto;
}
.section-header .accent-line {
  width: 48px; height: 3px;
  background: var(--primary);
  border-radius: 2px;
  margin: 12px auto 0;
}

/* Page Banner */
.page-banner {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  padding: 80px 0 60px;
  margin-top: var(--header-h);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-banner::before {
  content: '';
  position: absolute;
  top: -50%; right: -10%;
  width: 500px; height: 500px;
  background: rgba(255,255,255,0.05);
  border-radius: 50%;
}
.page-banner h1 {
  font-size: 34px;
  font-weight: 700;
  margin-bottom: 10px;
  position: relative;
}
.page-banner p {
  font-size: 16px;
  opacity: 0.9;
  position: relative;
}

/* Breadcrumb */
.breadcrumb {
  padding: 16px 0;
  font-size: 13px;
  color: var(--muted);
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb span { margin: 0 8px; color: var(--muted-light); }
.breadcrumb .current { color: var(--ink); font-weight: 500; }

/* ==========================================================================
   Hero Section (加盟首页)
   ========================================================================== */
.hero {
  margin-top: var(--header-h);
  background: linear-gradient(135deg, #1a56db 0%, #1e40af 50%, #1e3a8a 100%);
  color: #fff;
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px; right: -100px;
  width: 600px; height: 600px;
  background: rgba(255,255,255,0.04);
  border-radius: 50%;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -150px; left: -100px;
  width: 400px; height: 400px;
  background: rgba(255,255,255,0.03);
  border-radius: 50%;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-content h1 {
  font-size: 38px;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 16px;
}
.hero-content h1 .highlight {
  color: #fbbf24;
}
.hero-content .hero-sub {
  font-size: 18px;
  opacity: 0.9;
  margin-bottom: 28px;
  line-height: 1.6;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-actions .btn { padding: 14px 32px; font-size: 16px; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 36px;
}
.hero-stat .num {
  font-size: 32px;
  font-weight: 700;
  color: #fbbf24;
}
.hero-stat .num .unit { font-size: 16px; }
.hero-stat .label { font-size: 13px; opacity: 0.85; margin-top: 4px; }

/* Hero Form Card */
.hero-form-card {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 28px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}
.hero-form-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
  text-align: center;
}
.hero-form-card .form-sub {
  font-size: 13px;
  color: var(--muted);
  text-align: center;
  margin-bottom: 20px;
}
.form-group { margin-bottom: 14px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--ink);
}
.form-group label .req { color: var(--danger); }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--rule);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--ink);
  transition: border-color .2s;
  background: #fff;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}
.form-group textarea { resize: vertical; min-height: 80px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-radio-group { display: flex; gap: 16px; }
.form-radio-group label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 400;
  font-size: 14px;
  cursor: pointer;
}

/* ==========================================================================
   Advantage Cards (加盟优势)
   ========================================================================== */
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.advantage-card {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: all .3s;
  text-align: center;
}
.advantage-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
  transform: translateY(-4px);
}
.advantage-icon {
  width: 64px; height: 64px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, var(--primary-bg), #dbeafe);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
}
.advantage-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}
.advantage-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

/* ==========================================================================
   Data Stats (数据展示)
   ========================================================================== */
.stat-section {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  padding: 56px 0;
  position: relative;
  overflow: hidden;
}
.stat-section::before {
  content: '';
  position: absolute;
  top: -100px; left: 50%;
  transform: translateX(-50%);
  width: 800px; height: 300px;
  background: rgba(255,255,255,0.03);
  border-radius: 50%;
}
.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
  position: relative;
  z-index: 1;
}
.stat-item .num {
  font-size: 42px;
  font-weight: 700;
  color: #fbbf24;
  line-height: 1.2;
}
.stat-item .num .unit { font-size: 18px; }
.stat-item .label {
  font-size: 15px;
  opacity: 0.9;
  margin-top: 6px;
}

/* ==========================================================================
   Product System (产品体系)
   ========================================================================== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.product-card {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  transition: all .3s;
  text-align: center;
}
.product-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
  transform: translateY(-2px);
}
.product-num {
  font-size: 32px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
}
.product-num .unit { font-size: 14px; color: var(--muted); font-weight: 400; }
.product-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  margin-top: 8px;
}

/* ==========================================================================
   Support Section (加盟支持)
   ========================================================================== */
.support-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.support-card {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all .3s;
  display: flex;
  gap: 20px;
}
.support-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}
.support-icon {
  width: 56px; height: 56px;
  flex-shrink: 0;
  background: var(--primary-bg);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}
.support-content h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--ink);
}
.support-content p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}
.support-content ul {
  margin-top: 8px;
  padding-left: 16px;
}
.support-content ul li {
  font-size: 13px;
  color: var(--muted);
  list-style: disc;
  line-height: 1.8;
}

/* ==========================================================================
   Process / Flow (加盟流程)
   ========================================================================== */
.process-flow {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  position: relative;
}
.process-step {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: var(--radius-md);
  padding: 24px 16px;
  text-align: center;
  position: relative;
  transition: all .3s;
}
.process-step:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
  transform: translateY(-2px);
}
.step-number {
  width: 40px; height: 40px;
  margin: 0 auto 12px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
}
.process-step h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--ink);
}
.process-step p {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
}

/* ==========================================================================
   Partner Gallery (合作伙伴/校区风采)
   ========================================================================== */
.partner-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.partner-card {
  aspect-ratio: 16/10;
  background: var(--bg3);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--muted);
  font-weight: 500;
  transition: all .3s;
  position: relative;
}
.partner-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.partner-card .partner-name {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 10px 12px;
  background: linear-gradient(transparent, rgba(0,0,0,0.6));
  color: #fff;
  font-size: 13px;
  font-weight: 500;
}

/* ==========================================================================
   CTA Section (底部号召)
   ========================================================================== */
.cta-section {
  background: linear-gradient(135deg, var(--warning), #d97706);
  color: #fff;
  padding: 56px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -100px; right: -50px;
  width: 300px; height: 300px;
  background: rgba(255,255,255,0.05);
  border-radius: 50%;
}
.cta-section h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 10px;
  position: relative;
}
.cta-section p {
  font-size: 15px;
  opacity: 0.95;
  margin-bottom: 24px;
  position: relative;
}
.cta-section .btn-primary {
  background: #fff;
  color: var(--warning-dark);
  font-size: 16px;
  padding: 14px 40px;
  position: relative;
}
.cta-section .btn-primary:hover {
  background: #fef3c7;
  color: var(--warning-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}
.cta-phone {
  margin-top: 16px;
  font-size: 14px;
  opacity: 0.9;
  position: relative;
}
.cta-phone strong { font-size: 20px; }

/* ==========================================================================
   Content blocks (内页内容)
   ========================================================================== */
.content-block {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 36px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}
.content-block h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 18px;
  color: var(--ink);
}
.content-block h3 {
  font-size: 18px;
  font-weight: 600;
  margin-top: 24px;
  margin-bottom: 12px;
  color: var(--primary);
}
.content-block p {
  font-size: 15px;
  color: var(--ink-light);
  line-height: 1.8;
  margin-bottom: 14px;
}
.content-block ul { padding-left: 20px; margin-bottom: 12px; }
.content-block ul li {
  list-style: disc;
  font-size: 14px;
  color: var(--ink-light);
  margin-bottom: 6px;
  line-height: 1.7;
}

/* ==========================================================================
   Info Cards Row
   ========================================================================== */
.info-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.info-card {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  text-align: center;
  transition: all .3s;
}
.info-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
  transform: translateY(-2px);
}
.info-card .icon { font-size: 36px; margin-bottom: 14px; }
.info-card h4 { font-size: 16px; font-weight: 600; margin-bottom: 6px; }
.info-card p { font-size: 13px; color: var(--muted); line-height: 1.6; }

/* ==========================================================================
   FAQ Accordion
   ========================================================================== */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--rule);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  background: #fff;
}
.faq-question {
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background .2s;
}
.faq-question:hover { background: var(--primary-bg-light); }
.faq-question .faq-icon {
  width: 24px; height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--primary);
  transition: transform .3s;
  flex-shrink: 0;
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
}
.faq-item.open .faq-answer { max-height: 500px; }
.faq-answer-inner {
  padding: 0 20px 16px;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
}

/* ==========================================================================
   Contact Info
   ========================================================================== */
.contact-info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}
.contact-info-card {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: all .3s;
}
.contact-info-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}
.contact-info-card .icon {
  width: 56px; height: 56px;
  margin: 0 auto 16px;
  background: var(--primary-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}
.contact-info-card h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}
.contact-info-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}
.contact-info-card .phone-num {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background: #0f172a;
  color: #cbd5e1;
  padding: 48px 0 24px;
  margin-top: 60px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 36px;
}
.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.footer-logo .logo-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  font-size: 20px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.footer-logo .logo-text {
  font-size: 18px; font-weight: 700;
  color: #fff;
}
.footer-slogan {
  font-size: 14px;
  color: var(--primary-light);
  font-weight: 600;
}
.footer-desc {
  font-size: 12px;
  color: #94a3b8;
  line-height: 1.6;
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 14px;
}
.footer-col a {
  display: block;
  font-size: 13px;
  color: #94a3b8;
  padding: 4px 0;
  transition: color .2s;
}
.footer-col a:hover { color: var(--primary-light); }
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-contact .phone {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
}
.footer-contact .phone-label { font-size: 12px; color: #94a3b8; }
.footer-contact .addr { font-size: 13px; color: #94a3b8; line-height: 1.6; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 20px;
  text-align: center;
  font-size: 13px;
  color: #64748b;
}
.footer-bottom a { color: #94a3b8; }

/* ==========================================================================
   Mobile Bottom Call Bar
   ========================================================================== */
.mobile-call-bar { display: none; }
body.has-mobile-bar { padding-bottom: 0; }

/* ==========================================================================
   Modal (加盟意向弹窗)
   ========================================================================== */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(15,23,42,0.6);
  backdrop-filter: blur(4px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal-overlay.active { display: flex; }
.modal {
  background: #fff;
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
}
.modal-header {
  padding: 24px 28px 16px;
  text-align: center;
  border-bottom: 1px solid var(--rule);
}
.modal-header h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
}
.modal-header p {
  font-size: 14px;
  color: var(--muted);
  margin-top: 4px;
}
.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  width: 32px; height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--muted);
  cursor: pointer;
  border-radius: 50%;
  transition: all .2s;
}
.modal-close:hover { background: var(--bg3); color: var(--ink); }
.modal-body { padding: 24px 28px; }
.modal-body .form-group { margin-bottom: 16px; }
.modal-success {
  text-align: center;
  padding: 32px 24px;
}
.modal-success .success-icon {
  width: 60px; height: 60px;
  background: #d1fae5;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 30px;
  color: var(--success);
}
.modal-success h3 { font-size: 20px; margin-bottom: 8px; }
.modal-success p { font-size: 14px; color: var(--muted); }
.modal-privacy {
  font-size: 12px;
  color: var(--muted-light);
  text-align: center;
  margin-top: 12px;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

/* Tablet (<=1024px) */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-inner { grid-template-columns: 1fr; gap: 32px; }
  .hero-form-card { max-width: 480px; margin: 0 auto; }
  .nav-main { display: none; }
  .menu-toggle { display: flex; }
  .header-phone { font-size: 14px; }
  .header-actions .btn { display: none; }
  .advantage-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .support-grid { grid-template-columns: 1fr; }
  .process-flow { grid-template-columns: repeat(3, 1fr); }
  .partner-grid { grid-template-columns: repeat(3, 1fr); }
  .info-cards { grid-template-columns: repeat(2, 1fr); }
  .stat-row { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .contact-info-grid { grid-template-columns: 1fr; }
}

/* Mobile (<=768px) */
@media (max-width: 768px) {
  :root { --header-h: 52px; }

  body { font-size: 14px; line-height: 1.65; }
  .container { padding: 0 16px; max-width: 100%; }

  /* Header */
  .header-inner { padding: 0 12px; gap: 8px; }
  .logo { gap: 6px; }
  .logo-icon { width: 30px; height: 30px; font-size: 14px; }
  .logo-text { font-size: 15px; }
  .logo-sub { display: none; }
  .header-actions { display: flex; gap: 6px; margin-left: auto; }
  .header-phone { font-size: 12px; gap: 4px; }
  .header-phone svg { width: 13px; height: 13px; }
  .header-actions .btn { display: none; }
  .menu-toggle { padding: 6px; margin-left: 4px; }
  .menu-toggle span { width: 20px; }

  /* Mobile Nav */
  .mobile-nav { top: var(--header-h); padding: 12px 16px; }
  .mobile-nav a { padding: 12px 14px; font-size: 15px; }
  .mobile-nav .btn { margin-top: 12px; }

  /* Sections */
  .section { padding: 32px 0; }
  .section-sm { padding: 24px 0; }
  .section-header { margin-bottom: 24px; }
  .section-header h2 { font-size: 22px; margin-bottom: 6px; }
  .section-header p { font-size: 13px; }
  .section-header .accent-line { width: 36px; margin-top: 8px; }

  /* Hero */
  .hero { padding: 28px 0 36px; }
  .hero-inner { gap: 24px; }
  .hero-content h1 { font-size: 22px; line-height: 1.3; margin-bottom: 10px; }
  .hero-content .hero-sub { font-size: 13px; line-height: 1.6; margin-bottom: 16px; }
  .hero-actions { flex-direction: column; gap: 10px; }
  .hero-actions .btn { padding: 12px 20px; font-size: 14px; width: 100%; text-align: center; }
  .hero-stats { gap: 16px; margin-top: 24px; }
  .hero-stat .num { font-size: 24px; }
  .hero-stat .label { font-size: 12px; }
  .hero-form-card { padding: 18px; border-radius: 14px; }
  .hero-form-card h3 { font-size: 17px; }
  .hero-form-card .form-sub { font-size: 12px; margin-bottom: 14px; }
  .hero-form-card .form-group { margin-bottom: 12px; }
  .hero-form-card .form-group label { font-size: 12px; margin-bottom: 6px; }
  .hero-form-card .form-group input { padding: 10px 12px; font-size: 16px; }
  .hero-form-card .btn-block { padding: 12px; font-size: 15px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }

  /* Page Banner */
  .page-banner { padding: 48px 0 32px; }
  .page-banner h1 { font-size: 24px; margin-bottom: 6px; }
  .page-banner p { font-size: 13px; }

  /* Breadcrumb */
  .breadcrumb { padding: 10px 0; font-size: 12px; }

  /* Advantage */
  .advantage-grid { grid-template-columns: 1fr; gap: 16px; }
  .advantage-card { padding: 22px 18px; border-radius: 12px; }
  .advantage-icon { width: 52px; height: 52px; font-size: 22px; margin-bottom: 12px; }
  .advantage-card h3 { font-size: 16px; }
  .advantage-card p { font-size: 13px; }

  /* Stat Section */
  .stat-section { padding: 40px 0; }
  .stat-row { gap: 24px; }
  .stat-item .num { font-size: 28px; }
  .stat-item .label { font-size: 13px; }

  /* Product */
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .product-card { padding: 20px 14px; border-radius: 12px; }
  .product-num { font-size: 24px; }
  .product-name { font-size: 13px; }

  /* Support */
  .support-grid { gap: 16px; }
  .support-card { padding: 20px; border-radius: 12px; gap: 14px; }
  .support-icon { width: 44px; height: 44px; font-size: 20px; }
  .support-content h3 { font-size: 16px; }
  .support-content p { font-size: 13px; }

  /* Process */
  .process-flow { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .process-step { padding: 18px 12px; border-radius: 10px; }
  .step-number { width: 32px; height: 32px; font-size: 14px; margin-bottom: 8px; }
  .process-step h4 { font-size: 14px; }
  .process-step p { font-size: 11px; }

  /* Partner */
  .partner-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }

  /* Info Cards */
  .info-cards { grid-template-columns: 1fr; gap: 14px; }
  .info-card { padding: 20px 18px; border-radius: 12px; display: flex; align-items: center; gap: 14px; text-align: left; }
  .info-card .icon { font-size: 28px; margin-bottom: 0; flex-shrink: 0; }
  .info-card h4 { font-size: 15px; margin-bottom: 2px; }
  .info-card p { font-size: 12px; }

  /* Content Block */
  .content-block { padding: 20px; border-radius: 12px; margin-bottom: 16px; }
  .content-block h2 { font-size: 18px; margin-bottom: 12px; }
  .content-block h3 { font-size: 15px; margin-top: 16px; margin-bottom: 6px; }
  .content-block p { font-size: 14px; line-height: 1.7; margin-bottom: 10px; }
  .content-block ul { padding-left: 16px; margin-bottom: 8px; }
  .content-block ul li { font-size: 13px; margin-bottom: 4px; }

  /* CTA */
  .cta-section { padding: 36px 0; }
  .cta-section h2 { font-size: 20px; margin-bottom: 6px; }
  .cta-section p { font-size: 13px; margin-bottom: 18px; }
  .cta-section .btn-primary { font-size: 15px; padding: 12px 32px; }
  .cta-phone { margin-top: 12px; font-size: 12px; }
  .cta-phone strong { font-size: 16px; }

  /* Contact */
  .contact-info-grid { gap: 14px; }
  .contact-info-card { padding: 24px 18px; border-radius: 12px; }
  .contact-info-card .icon { width: 48px; height: 48px; font-size: 20px; margin-bottom: 12px; }
  .contact-info-card h4 { font-size: 15px; }
  .contact-info-card .phone-num { font-size: 20px; }

  /* FAQ */
  .faq-question { padding: 14px 16px; font-size: 14px; }
  .faq-answer-inner { padding: 0 16px 14px; font-size: 13px; line-height: 1.7; }

  /* Footer */
  .footer { padding: 32px 0 20px; margin-top: 20px; }
  .footer-grid {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 16px !important;
    margin-bottom: 24px !important;
  }
  .footer-brand {
    grid-column: span 2;
    text-align: center;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--rule);
    margin-bottom: 4px;
  }
  .footer-brand .footer-logo { justify-content: center; }
  .footer-col h4 { font-size: 14px; margin-bottom: 8px; }
  .footer-col a { font-size: 12px; line-height: 2; }
  .footer-contact {
    grid-column: span 2;
    border-top: 1px solid var(--rule);
    padding-top: 12px;
    text-align: center;
  }
  .footer-contact .phone { font-size: 20px; }
  .footer-bottom { padding-top: 0; font-size: 11px; line-height: 1.6; border-top: none; }

  /* Modal */
  .modal-overlay { padding: 0; align-items: flex-end; }
  .modal { max-width: 100%; border-radius: 16px 16px 0 0; max-height: 85vh; animation: slideUp .3s ease; }
  @keyframes slideUp { from { transform: translateY(100%); } to { transform: translateY(0); } }
  .modal-header { padding: 20px 20px 12px; }
  .modal-header h3 { font-size: 18px; }
  .modal-body { padding: 16px 20px 20px; }

  /* Form Input: Prevent iOS Zoom */
  .form-group input,
  .form-group select,
  .form-group textarea,
  .hero-form-card input,
  .hero-form-card select,
  .modal-body input,
  .modal-body textarea,
  .modal-body select {
    font-size: 16px !important;
  }

  /* Button Touch Target */
  .btn { min-height: 40px; padding: 8px 18px; }
  .btn-lg { min-height: 48px; }

  /* Mobile Bottom Call Bar */
  .mobile-call-bar {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    height: 54px;
    background: #fff;
    border-top: 1px solid var(--rule);
    display: flex !important;
    z-index: 800;
    box-shadow: 0 -2px 12px rgba(0,0,0,0.08);
  }
  body.has-mobile-bar { padding-bottom: 54px; }
  .mobile-call-bar a {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 10px;
    color: #fff;
    gap: 1px;
    font-weight: 600;
  }
  .mobile-call-bar .bar-icon { font-size: 18px; line-height: 1; }
  .mobile-call-bar a.m-call { background: var(--primary); }
  .mobile-call-bar a.m-trial { background: var(--warning); }
}

/* Small Mobile (<=480px) */
@media (max-width: 480px) {
  .hero-content h1 { font-size: 20px; }
  .section-header h2 { font-size: 19px; }
  .page-banner h1 { font-size: 20px; }
  .stat-item .num { font-size: 22px; }
  .product-num { font-size: 20px; }
}

/* ==========================================================================
   Scenes Gallery (校区风采/课堂风采)
   ========================================================================== */
.scenes-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.scene-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all .3s;
}
.scene-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.scene-item-large { grid-column: span 2; grid-row: span 2; }
.scene-img {
  width: 100%;
  aspect-ratio: 4/3;
  background-size: cover;
  background-position: center;
  position: relative;
}
.scene-item-large .scene-img { aspect-ratio: auto; height: 100%; min-height: 300px; }
.scene-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.9);
}
.scene-icon { font-size: 48px; margin-bottom: 8px; }
.scene-name { font-size: 16px; font-weight: 600; }
.scene-caption {
  padding: 10px 12px;
  background: #fff;
  font-size: 13px;
  color: var(--muted);
  text-align: center;
  border: 1px solid var(--rule);
  border-top: none;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

/* Campus List */
.campus-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.campus-item {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: all .3s;
}
.campus-item:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-sm);
}
.campus-item h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--ink);
}
.campus-item p {
  font-size: 13px;
  color: var(--muted);
  display: flex;
  align-items: flex-start;
  gap: 6px;
}
.campus-item p span { flex-shrink: 0; }

/* ==========================================================================
   About Page (关于我们)
   ========================================================================== */
.about-intro {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
}
.about-text h2 {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--ink);
}
.about-text p {
  font-size: 15px;
  color: var(--ink-light);
  line-height: 1.8;
  margin-bottom: 14px;
}
.about-text strong { color: var(--primary); }
.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}
.about-tags span {
  background: var(--primary-bg);
  color: var(--primary);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
}

/* Timeline */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 40px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--rule);
}
.timeline-item {
  position: relative;
  margin-bottom: 28px;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -34px;
  top: 6px;
  width: 14px;
  height: 14px;
  background: var(--primary);
  border: 3px solid #fff;
  border-radius: 50%;
  box-shadow: 0 0 0 2px var(--primary);
}
.timeline-year {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
}
.timeline-content {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: var(--radius-md);
  padding: 16px 20px;
}
.timeline-content h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--ink);
}
.timeline-content p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}

/* Culture Grid */
.culture-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.culture-card {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: all .3s;
}
.culture-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
  transform: translateY(-3px);
}
.culture-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, var(--primary-bg), #dbeafe);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
}
.culture-card h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--ink);
}
.culture-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
}

/* Honor Grid */
.honor-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.honor-card {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  text-align: center;
  transition: all .3s;
}
.honor-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
  transform: translateY(-2px);
}
.honor-icon {
  font-size: 40px;
  margin-bottom: 12px;
}
.honor-card h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--ink);
}
.honor-card p {
  font-size: 13px;
  color: var(--muted);
}

/* ==========================================================================
   Contact Page (联系我们)
   ========================================================================== */
.contact-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.contact-card {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: all .3s;
}
.contact-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
  transform: translateY(-3px);
}
.contact-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 14px;
  background: linear-gradient(135deg, var(--primary-bg), #dbeafe);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}
.contact-card h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--ink);
}
.contact-card .contact-value {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 4px;
}
.contact-card .contact-desc {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 14px;
}
.contact-card .btn { width: 100%; }

/* Contact Form Wrap */
.contact-form-wrap {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 32px;
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.contact-form-left h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--ink);
}
.contact-form-left > p {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 20px;
  line-height: 1.7;
}
.contact-list {
  margin-bottom: 24px;
}
.contact-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  font-size: 14px;
  color: var(--ink-light);
}
.contact-list li span {
  color: var(--success);
  font-weight: 700;
}
.contact-hotline {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px;
  background: var(--primary-bg);
  border-radius: var(--radius-md);
}
.contact-hotline .hotline-icon {
  width: 48px;
  height: 48px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}
.contact-hotline .hotline-label {
  font-size: 12px;
  color: var(--muted);
}
.contact-hotline .hotline-num {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
}

.contact-form .form-tip {
  font-size: 12px;
  color: var(--muted-light);
  text-align: center;
  margin-top: 10px;
}

/* FAQ补充 */
.faq-item h4 {
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  border-bottom: 1px solid var(--rule);
}
.faq-item p {
  padding: 14px 20px;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
}

/* ==========================================================================
   Print
   ========================================================================== */
@media print {
  .header, .footer, .menu-toggle, .mobile-nav, .mobile-call-bar { display: none !important; }
  body { background: #fff; }
}

/* ==========================================================================
   Additional Responsive (新页面适配)
   ========================================================================== */
@media (max-width: 1024px) {
  .scenes-gallery { grid-template-columns: repeat(3, 1fr); }
  .scene-item-large { grid-column: span 2; grid-row: span 1; }
  .scene-item-large .scene-img { aspect-ratio: 4/3; min-height: auto; }
  .campus-list { grid-template-columns: repeat(2, 1fr); }
  .about-intro { grid-template-columns: 1fr; gap: 24px; }
  .culture-grid { grid-template-columns: repeat(2, 1fr); }
  .honor-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-cards { grid-template-columns: repeat(2, 1fr); }
  .contact-form-wrap { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .scenes-gallery { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .scene-item-large { grid-column: span 2; }
  .scene-icon { font-size: 32px; }
  .scene-name { font-size: 13px; }
  .scene-caption { padding: 8px 10px; font-size: 12px; }
  
  .campus-list { grid-template-columns: 1fr; gap: 12px; }
  .campus-item { padding: 16px; border-radius: 12px; }
  .campus-item h4 { font-size: 15px; }
  .campus-item p { font-size: 12px; }
  
  .about-text h2 { font-size: 20px; }
  .about-text p { font-size: 14px; }
  .about-tags span { font-size: 12px; padding: 4px 12px; }
  
  .timeline { padding-left: 32px; }
  .timeline::before { left: 8px; }
  .timeline-item::before { left: -28px; width: 10px; height: 10px; top: 8px; }
  .timeline-year { font-size: 17px; }
  .timeline-content { padding: 12px 16px; border-radius: 10px; }
  .timeline-content h4 { font-size: 15px; }
  .timeline-content p { font-size: 13px; }
  
  .culture-grid { grid-template-columns: 1fr; gap: 14px; }
  .culture-card { padding: 22px 18px; border-radius: 12px; }
  .culture-icon { width: 52px; height: 52px; font-size: 22px; margin-bottom: 10px; }
  .culture-card h3 { font-size: 15px; margin-bottom: 6px; }
  .culture-card p { font-size: 13px; }
  
  .honor-grid { grid-template-columns: 1fr; gap: 12px; }
  .honor-card { padding: 20px 18px; border-radius: 12px; }
  .honor-icon { font-size: 32px; margin-bottom: 8px; }
  .honor-card h4 { font-size: 14px; }
  .honor-card p { font-size: 12px; }
  
  .contact-cards { grid-template-columns: 1fr; gap: 14px; }
  .contact-card { padding: 22px 18px; border-radius: 12px; }
  .contact-icon { width: 48px; height: 48px; font-size: 20px; margin-bottom: 10px; }
  .contact-card .contact-value { font-size: 17px; }
  
  .contact-form-wrap { padding: 20px; gap: 24px; border-radius: 12px; }
  .contact-form-left h3 { font-size: 19px; }
  .contact-hotline { padding: 16px; gap: 12px; }
  .contact-hotline .hotline-icon { width: 40px; height: 40px; font-size: 18px; }
  .contact-hotline .hotline-num { font-size: 18px; }
  
  .faq-item h4 { padding: 12px 16px; font-size: 14px; }
  .faq-item p { padding: 12px 16px; font-size: 13px; }
}

@media (max-width: 480px) {
  .scenes-gallery { grid-template-columns: repeat(2, 1fr); }
  .scene-item-large { grid-column: span 2; }
}

/* ==========================================================================
   News Listing Page (新闻资讯列表)
   ========================================================================== */
.news-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}
.news-tab {
  padding: 10px 32px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-light);
  background: #fff;
  border: 1.5px solid var(--rule);
  border-radius: 24px;
  cursor: pointer;
  transition: all .25s;
}
.news-tab:hover {
  border-color: var(--primary-light);
  color: var(--primary);
}
.news-tab.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  border-color: var(--primary);
  box-shadow: var(--shadow-blue);
}

.news-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.news-card {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all .3s;
}
.news-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
  transform: translateY(-4px);
}
.news-card-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.95);
  position: relative;
}
.news-card-thumb .thumb-icon {
  font-size: 40px;
  margin-bottom: 8px;
}
.news-card-thumb .thumb-label {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
}
.news-card-thumb .thumb-cat {
  position: absolute;
  top: 12px; left: 12px;
  background: rgba(255,255,255,0.9);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
}
.news-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.news-card-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.5;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color .2s;
}
.news-card:hover .news-card-title { color: var(--primary); }
.news-card-summary {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.news-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--muted-light);
  border-top: 1px solid var(--rule-light);
  padding-top: 12px;
}
.news-card-meta .news-date { display: flex; align-items: center; gap: 4px; }
.news-card-meta .news-more { color: var(--primary); font-weight: 600; }

/* Placeholder thumbnail backgrounds */
.thumb-bg-1 { background: linear-gradient(135deg, #1a56db, #3b82f6); }
.thumb-bg-2 { background: linear-gradient(135deg, #0ea5e9, #6366f1); }
.thumb-bg-3 { background: linear-gradient(135deg, #f59e0b, #d97706); }
.thumb-bg-4 { background: linear-gradient(135deg, #10b981, #059669); }
.thumb-bg-5 { background: linear-gradient(135deg, #6366f1, #8b5cf6); }
.thumb-bg-6 { background: linear-gradient(135deg, #ef4444, #f59e0b); }

@media (max-width: 1024px) {
  .news-list { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .news-tabs { gap: 10px; margin-bottom: 24px; }
  .news-tab { padding: 8px 22px; font-size: 14px; }
  .news-list { grid-template-columns: 1fr; gap: 16px; }
  .news-card-thumb .thumb-icon { font-size: 30px; }
  .news-card-thumb .thumb-label { font-size: 13px; }
  .news-card-body { padding: 16px; }
  .news-card-title { font-size: 15px; }
  .news-card-summary { font-size: 12px; }
}

/* ==========================================================================
   Article Detail Page (文章详情页)
   ========================================================================== */
.article-wrap {
  max-width: 820px;
  margin: 0 auto;
}
.article-card {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}
.article-header {
  border-bottom: 1px solid var(--rule);
  padding-bottom: 24px;
  margin-bottom: 28px;
}
.article-cat-tag {
  display: inline-block;
  background: var(--primary-bg);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
}
.article-title {
  font-size: 26px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.5;
  margin-bottom: 16px;
}
.article-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--muted);
}
.article-meta span { display: flex; align-items: center; gap: 5px; }

.article-content {
  word-break: break-all;
}
.article-body table {
  border: 1px solid #333;
  border-collapse: collapse;
  width: 100%;
}
.article-body  table td {
  border: 1px solid #333;
  padding: 2px 5px;
}
.article-body p {
  font-size: 15px;
  color: var(--ink-light);
  line-height: 2;
  margin-bottom: 20px;
  text-indent: 2em;
}
.article-body p.lead {
  font-size: 16px;
  color: var(--ink);
  font-weight: 500;
}
.article-body strong { color: var(--primary); font-weight: 600; }

.article-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
  flex-wrap: wrap;
}
.article-nav-item {
  flex: 1;
  min-width: 200px;
}
.article-nav-item.next { text-align: right; }
.article-nav-label {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
}
.article-nav-item a {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  display: block;
}
.article-nav-item a:hover { color: var(--primary-dark); }
.article-nav-item.disabled a {
  color: var(--muted-light);
  pointer-events: none;
  font-weight: 400;
}

@media (max-width: 768px) {
  .article-card { padding: 20px; border-radius: 12px; }
  .article-header { padding-bottom: 18px; margin-bottom: 20px; }
  .article-title { font-size: 20px; line-height: 1.4; }
  .article-meta { gap: 12px; font-size: 12px; }
  .article-body p { font-size: 14px; line-height: 1.85; margin-bottom: 14px; }
  .article-nav { flex-direction: column; gap: 12px; }
  .article-nav-item.next { text-align: left; }
}
@media (max-width: 480px) {
  .article-title { font-size: 18px; }
}

/* ==========================================================================
   Hero Form PC Layout (留资卡片 - 姓名手机号上下排列)
   ========================================================================== */
.hero-form-card .form-group {
  margin-bottom: 14px;
}
.hero-form-card .form-group label {
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--ink);
}
.hero-form-card .form-group input {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--rule);
  border-radius: var(--radius-sm);
  font-size: 15px;
  color: var(--ink);
  transition: border-color .2s;
  background: #fff;
}
.hero-form-card .form-group input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,86,219,0.1);
}

/* ==========================================================================
   Data Disclaimer (数据声明)
   ========================================================================== */
.data-disclaimer {
  background: #f8fafc;
  padding: 14px 24px;
  text-align: center;
  border-top: 1px solid #e2e8f0;
}
.data-disclaimer p {
  font-size: 12px;
  color: #64748b;
  line-height: 1.6;
  margin: 0;
}
.data-disclaimer sup {
  font-size: 10px;
  color: var(--primary);
  vertical-align: super;
  margin-left: 1px;
}

/* Asterisk on data numbers */
.hero-stat .num sup,
.stat-item .num sup,
.product-num sup,
.footer-desc sup {
  font-size: 0.5em;
  color: var(--warning);
  vertical-align: super;
  margin-left: 2px;
}

/* ==========================================================================
   Additional Mobile Adaptation (移动端适配优化)
   ========================================================================== */
@media (max-width: 768px) {
  /* News page mobile */
  .news-tabs { gap: 8px; }
  .news-tab { padding: 7px 18px; font-size: 13px; border-radius: 20px; }
  .news-list { grid-template-columns: 1fr; gap: 14px; }
  .news-card { border-radius: 12px; }
  .news-card-thumb { aspect-ratio: 16/9; }
  .news-card-thumb .thumb-icon { font-size: 26px; }
  .news-card-thumb .thumb-label { font-size: 12px; }
  .news-card-body { padding: 14px; }
  .news-card-title { font-size: 14px; line-height: 1.4; margin-bottom: 6px; }
  .news-card-summary { font-size: 12px; line-height: 1.5; margin-bottom: 10px; -webkit-line-clamp: 2; }
  .news-card-meta { font-size: 11px; padding-top: 8px; }

  /* Article page mobile */
  .article-wrap { padding: 0; }
  .article-card { padding: 16px; border-radius: 10px; }
  .article-header { padding-bottom: 14px; margin-bottom: 16px; }
  .article-cat-tag { font-size: 11px; padding: 3px 10px; margin-bottom: 10px; }
  .article-title { font-size: 18px; line-height: 1.4; margin-bottom: 10px; }
  .article-meta { gap: 10px; font-size: 12px; }
  .article-body p { font-size: 14px; line-height: 1.8; margin-bottom: 12px; text-indent: 2em; }
  .article-body p.lead { font-size: 15px; }
  .article-nav { flex-direction: column; gap: 10px; margin-top: 24px; padding-top: 16px; }
  .article-nav-item.next { text-align: left; }
  .article-nav-item { min-width: 100%; }
  .article-nav-item a { font-size: 13px; }

  /* Data disclaimer mobile */
  .data-disclaimer { padding: 10px 14px; }
  .data-disclaimer p { font-size: 11px; line-height: 1.5; }

  /* Hero form card mobile - overrides */
  .hero-form-card { padding: 16px; border-radius: 12px; }
  .hero-form-card h3 { font-size: 16px; }
  .hero-form-card .form-sub { font-size: 12px; margin-bottom: 12px; }
  .hero-form-card .form-group { margin-bottom: 10px; }
  .hero-form-card .form-group label { font-size: 12px; margin-bottom: 4px; }
  .hero-form-card .form-group input { padding: 10px 12px; font-size: 16px !important; }
  .hero-form-card .btn-block { padding: 11px; font-size: 14px; }
  .hero-actions .btn { padding: 10px 16px; font-size: 13px; }

  /* Campus list mobile */
  .campus-list { grid-template-columns: 1fr !important; gap: 10px !important; }
  .campus-item { padding: 12px 14px !important; border-radius: 10px !important; }
  .campus-item-header { gap: 8px; margin-bottom: 8px !important; }
  .campus-province-tag { padding: 2px 8px; font-size: 11px; }
  .campus-item-header h3 { font-size: 14px; }
  .campus-info .info-row { font-size: 12px; line-height: 1.5; }

  /* Province filter mobile - horizontal scroll */
  .province-filter {
    gap: 6px;
    margin-bottom: 16px;
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 6px;
    scrollbar-width: thin;
  }
  .province-btn { padding: 6px 14px; font-size: 12px; white-space: nowrap; flex-shrink: 0; }

  /* Footer mobile improvements */
  .footer-grid { gap: 12px !important; }
  .footer-desc { font-size: 11px; line-height: 1.5; }
  .footer-bottom { font-size: 10px; line-height: 1.5; }
}

@media (max-width: 480px) {
  /* Small screen adjustments */
  .hero-form-card { padding: 14px; }
  .hero-form-card h3 { font-size: 15px; }
  .hero-form-card .form-group input { padding: 8px 10px; }
  .hero-content h1 { font-size: 19px; }
  .hero-actions .btn { padding: 9px 14px; font-size: 12px; }

  .news-card-thumb .thumb-icon { font-size: 22px; }
  .news-card-thumb .thumb-label { font-size: 11px; }
  .news-card-title { font-size: 13px; }
  .news-card-summary { font-size: 11px; -webkit-line-clamp: 1; }

  .article-title { font-size: 16px; }
  .article-body p { font-size: 13px; line-height: 1.7; }

  .campus-item { padding: 10px 12px !important; }
  .campus-item-header h3 { font-size: 13px; }
  .campus-info .info-row { font-size: 11px; }
}

/* ==========================================================================
   Feature Tags (荣誉资质下方特色标签)
   ========================================================================== */
.feature-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 28px;
}
.feature-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--primary-bg), #eff6ff);
  border: 1px solid var(--primary-light);
  border-radius: 30px;
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  transition: all .25s ease;
  white-space: nowrap;
}
.feature-tag:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* ==========================================================================
   Contact Cards - Centered 3-column layout
   ========================================================================== */
#contact .contact-cards {
  grid-template-columns: repeat(3, 1fr);
  max-width: 900px;
  margin: 0 auto;
}
#contact .contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
}
#contact .contact-card .btn {
  margin-top: auto;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
}
#contact .contact-card .contact-desc {
  min-height: 36px;
  margin-bottom: 16px;
}

/* ==========================================================================
   Product Page - System & Book Image Placeholders
   ========================================================================== */
.sys-img-1 { background: linear-gradient(135deg, #1a56db 0%, #3b82f6 50%, #60a5fa 100%); display: flex; align-items: center; justify-content: center; font-size: 48px; }
.sys-img-2 { background: linear-gradient(135deg, #0369a1 0%, #0ea5e9 50%, #38bdf8 100%); display: flex; align-items: center; justify-content: center; font-size: 48px; }
.sys-img-3 { background: linear-gradient(135deg, #0f766e 0%, #14b8a6 50%, #2dd4bf 100%); display: flex; align-items: center; justify-content: center; font-size: 48px; }
.sys-img-4 { background: linear-gradient(135deg, #059669 0%, #10b981 50%, #34d399 100%); display: flex; align-items: center; justify-content: center; font-size: 48px; }
.sys-img-5 { background: linear-gradient(135deg, #d97706 0%, #f59e0b 50%, #fbbf24 100%); display: flex; align-items: center; justify-content: center; font-size: 48px; }
.sys-img-6 { background: linear-gradient(135deg, #ea580c 0%, #f97316 50%, #fb923c 100%); display: flex; align-items: center; justify-content: center; font-size: 48px; }
.sys-img-7 { background: linear-gradient(135deg, #dc2626 0%, #ef4444 50%, #f87171 100%); display: flex; align-items: center; justify-content: center; font-size: 48px; }
.sys-img-8 { background: linear-gradient(135deg, #7c3aed 0%, #8b5cf6 50%, #a78bfa 100%); display: flex; align-items: center; justify-content: center; font-size: 48px; }

.book-img-1 { background: linear-gradient(135deg, #1e3a8a 0%, #1d4ed8 50%, #3b82f6 100%); display: flex; align-items: center; justify-content: center; font-size: 42px; }
.book-img-2 { background: linear-gradient(135deg, #134e4a 0%, #0d9488 50%, #2dd4bf 100%); display: flex; align-items: center; justify-content: center; font-size: 42px; }
.book-img-3 { background: linear-gradient(135deg, #581c87 0%, #7c3aed 50%, #a78bfa 100%); display: flex; align-items: center; justify-content: center; font-size: 42px; }
.book-img-4 { background: linear-gradient(135deg, #831843 0%, #be185d 50%, #ec4899 100%); display: flex; align-items: center; justify-content: center; font-size: 42px; }
.book-img-5 { background: linear-gradient(135deg, #166534 0%, #16a34a 50%, #4ade80 100%); display: flex; align-items: center; justify-content: center; font-size: 42px; }
.book-img-6 { background: linear-gradient(135deg, #78350f 0%, #b45309 50%, #f59e0b 100%); display: flex; align-items: center; justify-content: center; font-size: 42px; }
.book-img-7 { background: linear-gradient(135deg, #991b1b 0%, #dc2626 50%, #f87171 100%); display: flex; align-items: center; justify-content: center; font-size: 42px; }
.book-img-8 { background: linear-gradient(135deg, #0c4a6e 0%, #0284c7 50%, #38bdf8 100%); display: flex; align-items: center; justify-content: center; font-size: 42px; }

.scene-img.sys-img-1::before { content: '💰'; }
.scene-img.sys-img-2::before { content: '📊'; }
.scene-img.sys-img-3::before { content: '🏭'; }
.scene-img.sys-img-4::before { content: '🏪'; }
.scene-img.sys-img-5::before { content: '📋'; }
.scene-img.sys-img-6::before { content: '💻'; }
.scene-img.sys-img-7::before { content: '📈'; }
.scene-img.sys-img-8::before { content: '📑'; }
.scene-img.book-img-1::before { content: '📗'; }
.scene-img.book-img-2::before { content: '📘'; }
.scene-img.book-img-3::before { content: '📕'; }
.scene-img.book-img-4::before { content: '📒'; }
.scene-img.book-img-5::before { content: '📔'; }
.scene-img.book-img-6::before { content: '📂'; }
.scene-img.book-img-7::before { content: '📚'; }
.scene-img.book-img-8::before { content: '📖'; }

/* ==========================================================================
   Contact Form - optimize layout
   ========================================================================== */
.contact-form-right {
  padding-left: 0;
}
.contact-form {
  width: 100%;
}

/* ==========================================================================
   Mobile Adaptations (Additional)
   ========================================================================== */
@media (max-width: 768px) {
  /* Feature tags mobile */
  .feature-tag-list { gap: 8px; margin-top: 20px; }
  .feature-tag { padding: 8px 16px; font-size: 12px; }

  /* Contact cards mobile - 1 column centered */
  #contact .contact-cards { grid-template-columns: 1fr; max-width: 100%; gap: 14px; }
  #contact .contact-card { padding: 20px 16px; border-radius: 12px; }
  #contact .contact-card .contact-desc { min-height: auto; margin-bottom: 12px; }
  #contact .contact-card .btn { height: 38px; }

  /* Contact form mobile */
  .contact-form-wrap { grid-template-columns: 1fr; padding: 20px; gap: 20px; border-radius: 12px; }
  .contact-form-left h3 { font-size: 18px; }
  .contact-hotline { padding: 14px; gap: 10px; }
  .contact-hotline .hotline-icon { width: 40px; height: 40px; font-size: 18px; }
  .contact-hotline .hotline-num { font-size: 18px; }

  /* Product system/book images mobile */
  .scene-img.sys-img-1,
  .scene-img.sys-img-2,
  .scene-img.sys-img-3,
  .scene-img.sys-img-4,
  .scene-img.sys-img-5,
  .scene-img.sys-img-6,
  .scene-img.sys-img-7,
  .scene-img.sys-img-8 { font-size: 32px; }
  .scene-img.book-img-1,
  .scene-img.book-img-2,
  .scene-img.book-img-3,
  .scene-img.book-img-4,
  .scene-img.book-img-5,
  .scene-img.book-img-6,
  .scene-img.book-img-7,
  .scene-img.book-img-8 { font-size: 28px; }
}

@media (max-width: 480px) {
  .feature-tag { padding: 6px 12px; font-size: 11px; }
  .feature-tag-list { gap: 6px; }
}

/* ==========================================================================
   Print (Updated)
   ========================================================================== */
@media print {
  .header, .footer, .menu-toggle, .mobile-nav, .mobile-call-bar,
  .data-disclaimer, .cta-section, .modal-overlay { display: none !important; }
  body { background: #fff; }
}