/* ==================== 领航视界 NaviAI 官网样式 v2.0 ==================== */
/* 设计原则：冷峻、精确、锐利。像科技公司，不像AI公司。 */

:root {
  /* 背景（冷白，不含暖调） */
  --bg: #FFFFFF;
  --bg-2: #F4F5F7;
  --bg-3: #EBEDF0;
  --bg-card: #FFFFFF;

  /* 文字（近黑 → 冷灰） */
  --text: #0D1117;
  --text-2: #3C4452;
  --text-3: #6B7280;
  --text-inverse: #FFFFFF;

  /* 紫蓝（唯一强调色） */
  --accent: #7C3AED;
  --accent-hover: #6D28D9;
  --accent-light: #EDE9FE;
  --accent-subtle: #F5F3FF;

  /* 向后兼容（旧变量别名） */
  --primary: var(--accent);
  --primary-dark: var(--accent-hover);
  --primary-light: var(--accent-light);
  --education: var(--accent);
  --investment: var(--accent);
  --text-muted: var(--text-2);
  --text-light: var(--text-3);
  --bg-warm: var(--bg-2);
  --bg-gold-light: var(--accent-subtle);
  --border-gold: var(--border);

  /* 边框/分割线（冷灰） */
  --border: #DFE2E7;
  --border-light: #ECEEF2;
  --divider: #E9EBEF;

  /* 字体 */
  --font-cn: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;
  --font-en: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* 字号 */
  --fs-hero: clamp(2.4rem, 4.5vw, 3.6rem);
  --fs-h1: clamp(1.9rem, 3.2vw, 2.6rem);
  --fs-h2: clamp(1.5rem, 2.4vw, 2rem);
  --fs-h3: clamp(1.2rem, 1.6vw, 1.375rem);
  --fs-body-lg: 1.125rem;
  --fs-body: 1rem;
  --fs-body-sm: 0.875rem;
  --fs-caption: 0.75rem;
  --fs-stat: clamp(1.8rem, 3vw, 2.4rem);

  /* 字重 */
  --fw-black: 900;
  --fw-bold: 700;
  --fw-semibold: 600;
  --fw-medium: 500;
  --fw-regular: 400;

  /* 间距（8px网格） */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 32px;
  --space-xl: 48px;
  --space-2xl: 64px;
  --space-3xl: 80px;
  --space-section: clamp(60px, 10vw, 120px);
  --space-card: 40px;
  --space-card-sm: 24px;

  /* 几何 */
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
}

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

body {
  font-family: var(--font-cn);
  background: var(--bg);
  color: var(--text);
  font-size: var(--fs-body);
  font-weight: var(--fw-regular);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ========== TYPOGRAPHY ========== */
.fluid-h1 { font-size: var(--fs-hero); line-height: 1.15; letter-spacing: -0.02em; font-weight: var(--fw-black); }
.fluid-h2 { font-size: var(--fs-h2); line-height: 1.25; letter-spacing: -0.01em; font-weight: var(--fw-bold); }
.fluid-h3 { font-size: var(--fs-h3); line-height: 1.4; font-weight: var(--fw-semibold); }
.fluid-p  { font-size: var(--fs-body); color: var(--text-2); }

/* ========== LAYOUT ========== */
.container { max-width: 1280px; margin: 0 auto; padding: 0 clamp(2rem, 6vw, 5rem); }
.container-sm { max-width: 860px; margin: 0 auto; padding: 0 clamp(2rem, 5vw, 4rem); }
.section { padding: var(--space-section) 0; }
.section-alt { background: var(--bg-2); padding: var(--space-section) 0; }
.section + .section,
.section + .section-alt,
.section-alt + .section,
.section-alt + .section-alt { padding-top: calc(var(--space-section) * 0.5); }

/* ========== NAVIGATION ========== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: 64px;
  display: flex; align-items: center;
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.nav-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.nav-logo-icon {
  width: 38px; height: 38px;
  background: var(--accent);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: 18px; font-weight: var(--fw-black);
}
.nav-logo-text { font-size: 1.1rem; font-weight: var(--fw-bold); color: var(--text); letter-spacing: -0.01em; }
.nav-logo-text span { color: var(--accent); font-weight: var(--fw-medium); }
.nav-links { display: flex; gap: 2rem; list-style: none; align-items: center; }
.nav-links a {
  text-decoration: none; color: var(--text-2); font-weight: var(--fw-medium);
  font-size: var(--fs-body-sm); transition: color 150ms ease;
  white-space: nowrap;
  position: relative;
  padding: 4px 0;
}
.nav-links a:hover { color: var(--accent); }
.nav-links a.active {
  color: var(--accent);
  font-weight: var(--fw-semibold);
}
.nav-links a.active::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -22px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.nav-links a.nav-cta.active {
  color: white !important;
}
.nav-links a.nav-cta.active::after {
  display: none;
}
.nav-cta {
  background: var(--accent); color: white !important;
  padding: 8px 20px; border-radius: var(--radius-sm);
  font-weight: var(--fw-semibold) !important;
  font-size: var(--fs-body-sm) !important;
  transition: background 150ms ease;
}
.nav-cta:hover { background: var(--accent-hover); }
.nav-toggle { display: none; background: none; border: none; font-size: 1.5rem; color: var(--text); cursor: pointer; }

/* ========== NAV DROPDOWN ========== */
.nav-dropdown { position: relative; }
.nav-dropdown-toggle {
  cursor: pointer; user-select: none;
  display: flex; align-items: center; gap: 6px;
}
.nav-dropdown-toggle i {
  font-size: 10px; transition: transform 200ms ease;
  color: var(--text-3);
}
.nav-dropdown:hover .nav-dropdown-toggle i {
  transform: rotate(180deg);
  color: var(--accent);
}
.nav-dropdown-menu {
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%);
  margin-top: 8px;
  background: white; border-radius: var(--radius);
  box-shadow: 0 12px 40px rgba(0,0,0,0.12);
  min-width: 200px;
  padding: 8px 0;
  opacity: 0; visibility: hidden;
  transform: translateX(-50%) translateY(8px);
  transition: all 220ms cubic-bezier(0.4, 0, 0.2, 1);
  list-style: none; z-index: 300;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown-menu:hover {
  opacity: 1; visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.nav-dropdown-menu li { display: block; border: none; margin: 0; padding: 0; }
.nav-dropdown-menu a {
  display: block; padding: 10px 20px;
  color: var(--text-2); font-size: var(--fs-body-sm);
  font-weight: var(--fw-medium); text-decoration: none;
  transition: all 150ms ease;
  white-space: nowrap;
  border: none;
}
.nav-dropdown-menu a:hover {
  background: var(--accent-subtle); color: var(--accent);
}
.nav-dropdown-menu a.active {
  color: var(--accent); font-weight: var(--fw-semibold);
  background: var(--accent-subtle);
}
/* Mobile dropdown */
@media (max-width: 1024px) {
  .nav-dropdown { position: static; }
  .nav-dropdown-menu {
    position: static; transform: none; opacity: 1; visibility: visible;
    box-shadow: none; border: none; padding: 0; margin: 0;
    min-width: auto;
    display: none;
  }
  .nav-dropdown.active .nav-dropdown-menu { display: block; }
  .nav-dropdown-toggle { padding: 8px 0; }
  .nav-dropdown-menu a { padding: 8px 0 8px 16px; font-size: 0.95rem; }
}

/* ========== PAGE-SPECIFIC STYLES ========== */
/* 领航视界 — 紫蓝品牌色 */
.page-tech {
  --pg-accent: #7C3AED;
  --pg-accent-hover: #6D28D9;
  --pg-accent-light: #EDE9FE;
  --pg-bg-hero: linear-gradient(135deg, #F5F3FF 0%, #EDE9FE 50%, #F4F5F7 100%);
  --pg-text: #0D1117;
}
.page-tech .hero-badge { background: var(--pg-accent-light); color: var(--pg-accent); }
.page-tech .stat-number { color: var(--pg-accent); }
.page-tech .btn-primary { background: var(--pg-accent); border-color: var(--pg-accent); }
.page-tech .btn-primary:hover { background: var(--pg-accent-hover); border-color: var(--pg-accent-hover); box-shadow: 0 4px 16px rgba(124, 58, 237, 0.25); }
.page-tech .btn-outline { color: var(--pg-accent); border-color: var(--pg-accent); }
.page-tech .btn-outline:hover { background: var(--pg-accent); border-color: var(--pg-accent); }
.page-tech .card { border-radius: 2px; }
.page-tech .card:hover { box-shadow: 0 8px 32px rgba(124, 58, 237, 0.1); }
.page-tech .section-tag { background: var(--pg-accent-light); color: var(--pg-accent); }
.page-tech .breadcrumb a { color: var(--pg-accent); }

/* 领航视听 — 影视黑 / 宽银幕感 */
.page-media {
  --pg-accent: #DC2626;
  --pg-bg: #0A0A0A;
  --pg-text: #F5F5F5;
  --pg-text-2: #B0B0B0;
}
.page-media .hero-badge { background: rgba(220,38,38,0.15); color: #FCA5A5; }
.page-media .stat-number { color: var(--pg-accent); }
.page-media .btn-primary { background: var(--pg-accent); border-color: var(--pg-accent); }
.page-media .btn-primary:hover { background: #B91C1C; border-color: #B91C1C; box-shadow: 0 4px 16px rgba(220,38,38,0.3); }
.page-media .btn-outline { color: var(--pg-accent); border-color: var(--pg-accent); }
.page-media .btn-outline:hover { background: var(--pg-accent); }
.page-media .section-tag { background: rgba(220,38,38,0.1); color: #FCA5A5; }
.page-media .breadcrumb a { color: var(--pg-accent); }
.page-media .card { background: #161616; border-color: #2A2A2A; }
.page-media .card:hover { border-color: var(--pg-accent); box-shadow: 0 8px 32px rgba(220,38,38,0.1); }

/* Rainbow Short — 炫彩 / 全球娱乐 */
.page-rainbow {
  --pg-accent: #F97316;
  --pg-accent-hover: #EA580C;
  --pg-bg-hero: linear-gradient(135deg, #FFF7ED 0%, #FEF2F2 50%, #FAF5FF 100%);
}
.page-rainbow .hero-badge { background: linear-gradient(135deg, #F97316, #DC2626); color: #FFF; }
.page-rainbow .stat-number { color: var(--pg-accent); }
.page-rainbow .btn-primary { 
  background: linear-gradient(135deg, #F97316, #DC2626); border: none; 
  color: white;
}
.page-rainbow .btn-primary:hover { 
  background: linear-gradient(135deg, #EA580C, #B91C1C); 
  box-shadow: 0 4px 16px rgba(249,115,22,0.3); 
}
.page-rainbow .btn-outline { color: var(--pg-accent); border-color: var(--pg-accent); }
.page-rainbow .btn-outline:hover { background: linear-gradient(135deg, #F97316, #DC2626); border-color: transparent; }
.page-rainbow .section-tag { background: linear-gradient(135deg, #FFF7ED, #FEF2F2); color: #EA580C; }
.page-rainbow .breadcrumb a { color: var(--pg-accent); }
.page-rainbow .rainbow-gradient-text {
  background: linear-gradient(135deg, #F97316, #DC2626, #9333EA);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* NaviAiHub — 与 naviaihub.com 对齐 */
.page-hub {
  --pg-accent: #7C3AED;
  --pg-accent-hover: #6D28D9;
  --pg-accent-light: #EDE9FE;
  --pg-bg-hero: linear-gradient(135deg, #F8FAFC 0%, #EDE9FE 50%, #F5F3FF 100%);
}
.page-hub .hero-badge { background: var(--pg-accent-light); color: var(--pg-accent); }
.page-hub .stat-number { color: var(--pg-accent); }
.page-hub .btn-primary { background: var(--pg-accent); border-color: var(--pg-accent); }
.page-hub .btn-primary:hover { background: var(--pg-accent-hover); border-color: var(--pg-accent-hover); box-shadow: 0 4px 16px rgba(124, 58, 237, 0.25); }
.page-hub .btn-outline { color: var(--pg-accent); border-color: var(--pg-accent); }
.page-hub .btn-outline:hover { background: var(--pg-accent); border-color: var(--pg-accent); }
.page-hub .card:hover { box-shadow: 0 8px 32px rgba(124, 58, 237, 0.1); }
.page-hub .section-tag { background: var(--pg-accent-light); color: var(--pg-accent); }
.page-hub .breadcrumb a { color: var(--pg-accent); }

/* 领航教育 — 暖金/成长 */
.page-education {
  --pg-accent: #CA8A04;
  --pg-accent-light: #FEF9E7;
  --pg-bg-hero: linear-gradient(135deg, #FFFBEB 0%, #FEF9E7 50%, #FFFBEB 100%);
}
.page-education .hero-badge { background: var(--pg-accent-light); color: var(--pg-accent); }
.page-education .stat-number { color: var(--pg-accent); }
.page-education .btn-primary { background: var(--pg-accent); border-color: var(--pg-accent); }
.page-education .btn-primary:hover { background: #A16207; border-color: #A16207; box-shadow: 0 4px 16px rgba(202,138,4,0.25); }
.page-education .btn-outline { color: var(--pg-accent); border-color: var(--pg-accent); }
.page-education .btn-outline:hover { background: var(--pg-accent); border-color: var(--pg-accent); }
.page-education .card:hover { box-shadow: 0 8px 32px rgba(202,138,4,0.1); }
.page-education .section-tag { background: var(--pg-accent-light); color: var(--pg-accent); }
.page-education .breadcrumb a { color: var(--pg-accent); }
.page-education .flywheel-node-icon { background: var(--pg-accent-light); color: var(--pg-accent); }
.page-education .timeline-num { background: var(--pg-accent); }

/* Mobile nav */
.mobile-nav {
  position: fixed; top: 0; right: -100%; width: 280px; height: 100vh;
  background: white; z-index: 200; padding: 100px 2rem 2rem;
  transition: right 0.35s ease;
  display: flex; flex-direction: column; gap: 1.5rem;
  box-shadow: -10px 0 40px rgba(0,0,0,0.08);
}
.mobile-nav.active { right: 0; }
.mobile-nav a { text-decoration: none; color: var(--text); font-weight: var(--fw-bold); font-size: 1.1rem; padding: 8px 0; border-bottom: 1px solid var(--border); transition: color 150ms ease; }
.mobile-nav a.active { color: var(--accent); }
.mobile-nav-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.3); z-index: 150; }
.mobile-nav-overlay.active { display: block; }

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 50px;
  font-weight: var(--fw-semibold); font-size: 0.9375rem;
  text-decoration: none; cursor: pointer;
  transition: all 200ms cubic-bezier(0.4, 0, 0.2, 1);
  font-family: var(--font-cn);
  line-height: 1;
  border: 2px solid transparent;
}
.btn-primary { background: var(--accent); color: var(--text-inverse); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(29,59,92,0.2); }
.btn-outline { background: transparent; color: var(--accent); border-color: var(--accent); }
.btn-outline:hover { background: var(--accent); color: var(--text-inverse); transform: translateY(-1px); }
.btn-white { background: white; color: var(--text); border-color: var(--border); border-radius: 50px; }
.btn-white:hover { border-color: var(--accent); color: var(--accent); }
.btn-white:hover { border-color: var(--accent); color: var(--accent); }
.btn-lg { padding: 18px 44px; font-size: 1.0625rem; }
.btn-sm { padding: 10px 20px; font-size: 0.8125rem; }

/* ========== CARDS ========== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-card);
  transition: all 280ms cubic-bezier(0.4, 0, 0.2, 1);
}
.card:hover { border-color: transparent; box-shadow: 0 8px 32px rgba(29,59,92,0.08); transform: translateY(-2px); }
.card-accent {
  border-left: 4px solid var(--accent);
  border-top-right-radius: var(--radius);
  border-bottom-right-radius: var(--radius);
}

/* ========== HERO ========== */
.hero {
  min-height: 100vh; display: flex; align-items: center; padding-top: 64px;
  position: relative; overflow: hidden;
  background: #FAFBFC;
}
#globalCanvas {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  z-index: 1; display: block; pointer-events: none;
}

/* ========== SECTION HEADER ========== */
.section-header { text-align: center; margin-bottom: var(--space-2xl); }
.section-header .fluid-h2 { margin-bottom: var(--space-sm); }
.section-header .fluid-p { max-width: 640px; margin: 0 auto; }
.section-tag {
  display: inline-block; padding: 6px 18px;
  font-size: 11px; font-weight: var(--fw-bold);
  letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--accent); background: var(--accent-light);
  border-radius: 50px; margin-bottom: var(--space-md);
}

/* ========== FLYWHEEL ========== */
.flywheel-container {
  display: flex; align-items: center; justify-content: center;
  gap: clamp(0.5rem, 2vw, 2rem); flex-wrap: wrap;
  padding: clamp(1rem, 3vw, 3rem) 0;
}
.flywheel-node {
  text-align: center; padding: clamp(1.2rem, 2.5vw, 2rem) clamp(1rem, 2vw, 2rem);
  background: var(--bg-card); border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  min-width: clamp(140px, 20vw, 220px);
  transition: all 250ms cubic-bezier(0.4, 0, 0.2, 1); cursor: pointer;
  text-decoration: none; color: inherit; display: block;
}
.flywheel-node:hover { border-color: transparent; box-shadow: 0 8px 24px rgba(29,59,92,0.1); transform: translateY(-3px); }
.flywheel-node-icon {
  width: 56px; height: 56px;
  background: var(--accent-light); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto var(--space-md); font-size: 1.4rem;
  border-radius: var(--radius);
}
.flywheel-node-title { font-weight: var(--fw-bold); font-size: 1.05rem; margin-bottom: 4px; }
.flywheel-node-subtitle { font-size: var(--fs-body-sm); color: var(--text-3); }
.flywheel-arrow {
  font-size: 1.25rem; color: var(--border);
  animation: arrowPulse 2.5s ease-in-out infinite;
}
@keyframes arrowPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.8; }
}

/* Vertical flywheel (mobile) */
.flywheel-vertical { display: none; flex-direction: column; align-items: center; gap: 0; }
.flywheel-vertical .flywheel-node { width: 100%; max-width: 300px; }
.flywheel-vertical .flywheel-arrow { transform: rotate(90deg); margin: var(--space-sm) 0; }

/* ========== STAT ========== */
.stat-row { display: flex; gap: clamp(1.5rem, 4vw, 4rem); flex-wrap: wrap; justify-content: center; }
.stat-item { text-align: center; padding: clamp(1rem, 2vw, 1.5rem); }
.stat-number { font-size: var(--fs-stat); font-weight: var(--fw-black); color: var(--accent); line-height: 1; }
.stat-label { font-size: var(--fs-caption); color: var(--text-3); margin-top: var(--space-xs); font-weight: var(--fw-medium); }

/* ========== TWO COLUMN ========== */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, var(--space-2xl)); align-items: start; }

/* ========== GRID ========== */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-lg); }

/* ========== GLOBAL CITIES ========== */
.city-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: var(--space-sm); }
.city-card {
  text-align: center; padding: clamp(1rem, 2vw, 1.5rem);
  border-radius: var(--radius); background: var(--bg-card);
  border: 1px solid var(--border); transition: all 250ms ease;
}
.city-card:hover { border-color: transparent; box-shadow: 0 6px 20px rgba(29,59,92,0.08); transform: translateY(-2px); }
.city-card .city-name { font-weight: var(--fw-bold); font-size: 1rem; }
.city-card .city-role { font-size: var(--fs-body-sm); color: var(--text-3); margin-top: var(--space-xs); }

/* ========== TIMELINE ========== */
.timeline { display: flex; gap: var(--space-sm); flex-wrap: wrap; justify-content: center; }
.timeline-step {
  flex: 1; min-width: 140px; max-width: 200px;
  text-align: center; padding: var(--space-card-sm); position: relative;
}
.timeline-num {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--accent); color: white;
  display: flex; align-items: center; justify-content: center;
  font-weight: var(--fw-black); font-size: 1rem;
  margin: 0 auto var(--space-md);
}
.timeline-step:not(:last-child)::after {
  content: ''; position: absolute; top: 20px;
  left: calc(50% + 28px); width: calc(100% - 56px); height: 1px;
  background: var(--divider);
}

/* ========== FOOTER ========== */
.footer { background: var(--bg-2); border-top: 1px solid var(--border); padding: clamp(3rem, 6vw, 5rem) 0 2rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--space-lg); margin-bottom: var(--space-2xl); }
.footer-col h4 { font-weight: var(--fw-bold); margin-bottom: var(--space-md); font-size: var(--fs-body-sm); color: var(--text); }
.footer-col a { display: block; color: var(--text-3); text-decoration: none; font-size: var(--fs-body-sm); margin-bottom: var(--space-xs); transition: color 150ms ease; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom { text-align: center; padding-top: var(--space-lg); border-top: 1px solid var(--divider); color: var(--text-3); font-size: var(--fs-caption); }

/* ========== NEWS PAGE ========== */
.news-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 1.5rem; }
.news-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: var(--space-card-sm);
  transition: all 280ms cubic-bezier(0.4, 0, 0.2, 1);
  display: flex; flex-direction: column;
}
.news-card:hover { border-color: transparent; box-shadow: 0 8px 32px rgba(29,59,92,0.08); transform: translateY(-3px); }
.news-card-category {
  display: inline-block; padding: 5px 14px; border-radius: 50px;
  font-size: var(--fs-caption); font-weight: var(--fw-semibold);
  background: var(--accent-light); color: var(--accent);
  margin-bottom: 0.8rem; width: fit-content;
}
.news-card-title { font-size: 1.1rem; line-height: 1.5; margin-bottom: var(--space-sm); }
.news-card-summary { font-size: var(--fs-body-sm); color: var(--text-3); line-height: 1.6; flex-grow: 1; }
.news-card-meta { display: flex; gap: 1rem; font-size: var(--fs-caption); color: var(--text-3); margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--divider); }
.news-card-link { text-decoration: none; color: inherit; display: flex; flex-direction: column; height: 100%; }

/* Article */
.article-header { padding: 120px 0 40px; text-align: center; }
.article-body { padding: 0 0 80px; }
.article-body h2 { font-weight: var(--fw-bold); font-size: 1.5rem; margin: 2.5rem 0 1rem; color: var(--text); }
.article-body h3 { font-weight: var(--fw-semibold); font-size: 1.2rem; margin: 2rem 0 0.8rem; }
.article-body p { margin-bottom: 1.2rem; line-height: 2; color: var(--text-2); }
.article-body strong { color: var(--text); }
.article-body a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; font-weight: 600; transition: color 150ms ease; }
.article-body a:hover { color: var(--accent-hover); }
.article-body ul, .article-body ol { margin: 1rem 0 1.5rem 1.5rem; color: var(--text-2); }
.article-body li { margin-bottom: 0.5rem; }
.article-body table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; }
.article-body th, .article-body td { padding: 12px; border: 1px solid var(--border); text-align: left; }
.article-body th { background: var(--accent-light); color: var(--text); font-weight: 700; }

/* ========== PROJECTS PAGE ========== */
.project-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1.5rem; }
.project-card-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 1rem; }
.project-score {
  width: 44px; height: 44px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-weight: var(--fw-black); font-size: 0.95rem; color: white; flex-shrink: 0;
}
.project-score.high { background: #16A34A; }
.project-score.mid { background: var(--accent); }
.project-score.low { background: #DC2626; }
.project-stage {
  font-size: var(--fs-caption); padding: 3px 10px; border-radius: var(--radius-sm);
  font-weight: var(--fw-semibold);
}
.project-stage.operating { background: #DCFCE7; color: #16A34A; }
.project-stage.validating { background: var(--accent-light); color: var(--accent); }
.project-stage.seed { background: var(--bg-3); color: var(--text-3); }

/* ========== PARTNERS PAGE ========== */
.partner-type-card { text-align: center; }
.partner-type-card.featured { border: 2px solid var(--accent); position: relative; }
.partner-featured-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--accent); color: white; padding: 4px 16px;
  border-radius: var(--radius-sm); font-size: var(--fs-caption); font-weight: var(--fw-semibold); white-space: nowrap;
}

/* ========== CONTACT ========== */
.contact-form input, .contact-form textarea, .contact-form select {
  width: 100%; padding: 14px 18px; border-radius: var(--radius);
  border: 1px solid var(--border); font-size: var(--fs-body);
  font-family: var(--font-cn); background: var(--bg);
  transition: border-color 200ms ease; outline: none;
}
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}
.contact-form textarea { min-height: 140px; resize: vertical; }

/* ========== ADMIN ========== */
.admin-login { display: flex; align-items: center; justify-content: center; min-height: 60vh; }
.admin-login-box { width: 100%; max-width: 400px; }
.admin-panel { display: none; }
.admin-panel.active { display: block; }
.admin-table { width: 100%; border-collapse: collapse; font-size: var(--fs-body-sm); }
.admin-table th { text-align: left; padding: 12px 16px; background: var(--bg-2); font-weight: var(--fw-bold); border-bottom: 2px solid var(--border); }
.admin-table td { padding: 12px 16px; border-bottom: 1px solid var(--border); }
.admin-table tr:hover td { background: var(--accent-subtle); }

/* ========== BREADCRUMB ========== */
.breadcrumb { padding: 88px 0 12px; font-size: var(--fs-body-sm); color: var(--text-3); }
.breadcrumb a { color: var(--accent); text-decoration: none; }
.breadcrumb span { margin: 0 8px; }

/* ========== TAGS ========== */
.tag {
  display: inline-block; padding: 5px 14px; border-radius: 50px;
  font-size: var(--fs-caption); font-weight: var(--fw-medium);
  background: var(--accent-light); color: var(--accent);
  margin: 0 6px 6px 0; cursor: pointer; transition: all 200ms ease; text-decoration: none;
}
.tag:hover, .tag.active { background: var(--accent); color: white; transform: translateY(-1px); }

/* ========== PAGINATION ========== */
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 2.5rem; }
.pagination button {
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid var(--border); background: white;
  cursor: pointer; font-weight: var(--fw-semibold); transition: all 200ms ease;
}
.pagination button:hover, .pagination button.active { background: var(--accent); color: white; border-color: var(--accent); transform: translateY(-1px); }

/* ========== TOAST ========== */
.toast {
  position: fixed; bottom: 30px; right: 30px; z-index: 9999;
  padding: 14px 28px; border-radius: 50px;
  font-weight: var(--fw-semibold); font-size: var(--fs-body-sm);
  color: white; transform: translateY(100px); opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast.success { background: #16A34A; }
.toast.error { background: #DC2626; }

/* ========== SCROLL TO TOP ========== */
.scroll-top {
  position: fixed; bottom: 30px; right: 30px; z-index: 99;
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--accent); color: white; border: none;
  cursor: pointer; font-size: 1rem;
  transition: all 250ms cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0; transform: translateY(20px) scale(0.9);
}
.scroll-top.visible { opacity: 1; transform: translateY(0) scale(1); }
.scroll-top:hover { background: var(--accent-hover); transform: scale(1.05); box-shadow: 0 4px 16px rgba(29,59,92,0.3); }

/* ========== MATRIX GRID — 产品矩阵（紧凑版） ========== */
.matrix-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-md);
}
.matrix-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: clamp(18px, 2.5vw, 28px);
  text-align: center;
  text-decoration: none; color: inherit;
  transition: all 250ms cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.matrix-item:hover {
  border-color: transparent;
  box-shadow: 0 6px 24px rgba(29,59,92,0.1);
  transform: translateY(-3px);
}

.matrix-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; color: #fff;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}
.matrix-icon.rainbow { background: linear-gradient(135deg, #DC2626, #F97316); }
.matrix-icon.naviai { background: linear-gradient(135deg, #7C3AED, #A78BFA); }
.matrix-icon.medical { background: #ECFDF5; color: #059669; border: 2px solid #A7F3D0; box-shadow: none; }
.matrix-icon.chinese { background: #FFF7ED; color: #C2410C; border: 2px solid #FED7AA; box-shadow: none; }
.matrix-icon.food { background: linear-gradient(135deg, #DC2626, #EA580C); }
.matrix-icon.music { background: linear-gradient(135deg, #9333EA, #DB2777); }
.matrix-icon.travel { background: linear-gradient(135deg, #2563EB, #0891B2); }

.matrix-name {
  font-size: 14px; font-weight: var(--fw-bold);
  color: var(--text); line-height: 1.25;
}

.matrix-status {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 11px; font-weight: var(--fw-semibold);
  padding: 4px 12px; border-radius: 50px;
}
.matrix-status.live { background: #ECFDF5; color: #059669; }
.matrix-status.training { background: #FFF7ED; color: #C2410C; }
.matrix-status.active { background: #FEFCE8; color: #A16207; }
.matrix-status.start { background: #F0F9FF; color: #0369A1; }
.matrix-status.ideate { background: #FAFAF9; color: #78716C; border: 1px solid #E7E5E4; }
.matrix-status.explore { background: #EFF6FF; color: #1D4ED8; }

@media (max-width: 768px) {
  .matrix-grid { grid-template-columns: repeat(2, 1fr); }
}


/* Responsive for new sections */
@media (max-width: 1024px) {
  .products-grid { grid-template-columns: 1fr; }
  .pipeline-grid-top { grid-template-columns: 1fr; }
  .pipeline-grid-bottom { grid-template-columns: 1fr; }
  .model-banner-formula { flex-wrap: wrap; justify-content: center; }
}
@media (max-width: 640px) {
  .product-card { padding: var(--space-card-sm); }
  .product-icon { width: 44px; height: 44px; font-size: 18px; }
}
@media (max-width: 1024px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .two-col { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .flywheel-container { display: none; }
  .flywheel-vertical { display: flex; }
  .timeline { flex-direction: column; align-items: center; }
  .timeline-step:not(:last-child)::after { display: none; }
  .timeline-step { max-width: 100%; }
}

@media (max-width: 640px) {
  .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .project-grid { grid-template-columns: 1fr; }
  .stat-row { gap: var(--space-sm); }
  .partner-type-card.featured { transform: none; }
  .city-grid { grid-template-columns: repeat(2, 1fr); }
}