/* ============ CSS Variables ============ */
:root {
  --bg: #f5f7fb;
  --bg-white: #ffffff;
  --bg-card: #ffffff;
  --border-light: #e8ecf2;
  --border-card: #e2e8f0;
  --text-primary: #1a202c;
  --text-secondary: #4a5568;
  --text-muted: #8899aa;
  --accent: #0066ff;
  --accent-light: #3388ff;
  --accent-dark: #0044cc;
  --gradient-hero: linear-gradient(135deg, #0033aa 0%, #0066ff 40%, #00a3ff 70%, #0052cc 100%);
  --gradient-btn: linear-gradient(135deg, #0066ff, #0044cc);
  --gradient-card: linear-gradient(135deg, #f0f5ff 0%, #e8f0fe 100%);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.1);
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --nav-height: 72px;
}

* { margin:0; padding:0; box-sizing:border-box; }
[v-cloak] { display: none !important; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}

::selection { background: var(--accent); color: #fff; }

/* ============ Particle Canvas ============ */
#particles {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 2;
}

/* ============ Scrollbar ============ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #f0f0f0; }
::-webkit-scrollbar-thumb { background: #c0c8d4; border-radius: 3px; }

/* ============ Navigation ============ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 9000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-light);
  height: var(--nav-height);
  box-shadow: var(--shadow-sm);
}

.nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  text-decoration: none;
  min-width: 0;
  flex: 1 1 auto;
  overflow: hidden;
}

.nav-logo img {
  height: 48px;
  width: auto;
  flex-shrink: 0;
}

.nav-logo-text {
  min-width: 0;
  overflow: hidden;
}

.nav-logo-text .nav-title {
  font-size: 19px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 4px;
  align-items: center;
  font-size: 15px;
  flex-shrink: 0;
}

.nav-item { position: relative; }

.nav-item > a {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 14px;
  border-radius: 8px;
  color: var(--text-secondary);
  cursor: pointer;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.2s;
  white-space: nowrap;
  font-size: 15px;
}

.nav-item > a:hover { color: var(--accent); background: rgba(0,102,255,0.05); }
.nav-item > a.active { color: var(--accent); font-weight: 700; }

.nav-item > a .arrow { font-size: 10px; margin-left: 2px; transition: transform 0.2s; }

.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: 12px;
  min-width: 180px;
  padding: 8px 0;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s;
  z-index: 100;
}

.nav-item:hover .nav-dropdown { opacity: 1; visibility: visible; }

.nav-dropdown a {
  display: block;
  padding: 10px 20px;
  font-size: 14px;
  color: var(--text-secondary);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s;
}

.nav-dropdown a:hover { background: #f0f5ff; color: var(--accent); }

.nav-cta {
  background: var(--gradient-btn) !important;
  color: #fff !important;
  padding: 10px 22px !important;
  border-radius: 8px !important;
  font-weight: 700 !important;
  box-shadow: 0 4px 14px rgba(0,102,255,0.3);
  transition: all 0.25s !important;
}

.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(0,102,255,0.4); }
.nav-cta.active { color: #fff !important; }

.city-cta-wrap { text-align: center; padding: 24px 0 8px; }
.city-cta {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--gradient-btn); color: #fff;
  padding: 12px 28px; border-radius: 10px;
  font-size: 16px; font-weight: 700;
  box-shadow: 0 4px 18px rgba(0,102,255,0.3);
  border: none; cursor: pointer;
  transition: all 0.25s;
}
.city-cta:hover { transform: translateY(-1px); box-shadow: 0 6px 24px rgba(0,102,255,0.45); }

.nav-toggle {
  display: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--text-primary);
  flex-shrink: 0;
}

/* ============ Page System ============ */
.page { display: none; padding-top: var(--nav-height); }
.page.active { display: block; }
.subpage { display: none; }
.subpage.active { display: block; }
.page-header { text-align: left; padding: 64px max(40px, calc((100% - 1320px) / 2)) 48px; background: linear-gradient(135deg, #0033aa 0%, #0055dd 60%, #0077ff 100%); border-bottom: none; position: relative; overflow: hidden; display: flex; align-items: center; justify-content: space-between; }
.page-header::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-image: linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px); background-size: 40px 40px; z-index: 0; pointer-events: none; }
.page-header > * { position: relative; z-index: 1; }
.page-header .ph-left { flex: 1; }
.page-header .ph-year {
  font-size: 120px; font-weight: 900; color: rgba(0,102,255,0.06);
  position: absolute; right: max(40px, calc((100% - 1320px) / 2)); top: 50%; transform: translateY(-50%);
  line-height: 1; pointer-events: none; user-select: none; white-space: nowrap;
}
.page-header .breadcrumb { font-size: 14px; color: rgba(255,255,255,0.65); margin-bottom: 8px; }
.page-header .breadcrumb span { color: rgba(255,255,255,0.9); font-weight: 600; }
.page-header .page-desc { font-size: 18px; color: rgba(255,255,255,0.8); line-height: 1.7; margin-top: 8px; max-width: 620px; }
.page-header .ph-year { color: rgba(255,255,255,0.06); }
.page-title { font-size: 40px; font-weight: 800; color: #ffffff; margin-bottom: 12px; letter-spacing: -0.5px; }

.section { padding: 56px 40px; }
.section-header { text-align: center; margin-bottom: 36px; }
.section-tag { font-size: 14px; font-weight: 700; color: var(--accent); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 8px; }
.section-title { font-size: 32px; font-weight: 800; color: var(--text-primary); margin-bottom: 10px; letter-spacing: -0.5px; }
.section-desc { font-size: 17px; color: var(--text-secondary); max-width: 720px; margin: 0 auto; line-height: 1.8; }

/* ============ About Brief (Hero → City transition) ============ */
.about-brief {
  background: #f5f7fb;
  border-top: 1px solid rgba(0,0,0,0.04);
  border-bottom: 1px solid rgba(0,0,0,0.04);
  padding: 48px 0 52px;
}
.about-brief-inner {
  max-width: 1100px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 56px; align-items: center;
}
.about-brief .section-tag { font-size: 13px; }
.about-brief .section-title { font-size: 34px; margin-bottom: 24px; }
.about-brief-desc {
  font-size: 16px; color: var(--text-secondary); line-height: 1.9;
  margin-bottom: 28px;
}
.about-brief-more {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 15px; font-weight: 600; color: var(--accent);
  cursor: pointer; text-decoration: none;
  transition: gap 0.25s;
}
.about-brief-more:hover { gap: 12px; }

/* Mini stats row — compact, elegant */
.about-brief-stats-row {
  display: flex; gap: 36px; margin-top: 36px; padding-top: 32px;
  border-top: 1px solid rgba(0,0,0,0.06);
}
.about-brief-stats-row .mini-stat {
  text-align: center;
}
.about-brief-stats-row .mini-stat .ms-num {
  font-size: 40px; font-weight: 800; color: var(--accent);
  line-height: 1.1;
}
.about-brief-stats-row .mini-stat .ms-label {
  font-size: 14px; color: var(--text-muted);
  margin-top: 4px; letter-spacing: 0.5px;
}
@media (max-width: 768px) {
  .about-brief-stats-row { gap: 24px; margin-top: 24px; padding-top: 22px;justify-content: center; }
  .about-brief-stats-row .mini-stat .ms-num { font-size: 30px; }
  .about-brief-stats-row .mini-stat .ms-label { font-size: 12px; }
}

/* ============ 上届回顾 Carousel ============ */
.review-carousel {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 3 / 2;
  background: #e8ecf2;
}
.review-carousel .rc-track {
  display: flex;
  width: 100%; height: 100%;
  transition: transform 0.5s cubic-bezier(0.25, 0.1, 0.25, 1);
}
.review-carousel .rc-slide {
  min-width: 100%; height: 100%;
  flex-shrink: 0;
}
.review-carousel .rc-slide img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
}
/* Overlay label */
.review-carousel .rc-label {
  position: absolute; top: 14px; left: 14px;
  background: rgba(0,0,0,0.55); backdrop-filter: blur(8px);
  color: #fff; font-size: 13px; font-weight: 600;
  padding: 6px 14px; border-radius: 6px;
  pointer-events: none; z-index: 2;
  letter-spacing: 0.5px;
}
/* Arrows */
.review-carousel .rc-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.85);
  border: 1px solid rgba(0,0,0,0.08);
  color: #333;
  font-size: 16px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.25s;
  z-index: 3;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.review-carousel .rc-arrow:hover {
  background: #fff;
  box-shadow: 0 4px 16px rgba(0,0,0,0.18);
  transform: translateY(-50%) scale(1.08);
}
.review-carousel .rc-arrow.prev { left: 10px; }
.review-carousel .rc-arrow.next { right: 10px; }
/* Dots */
.review-carousel .rc-dots {
  position: absolute; bottom: 12px; left: 50%;
  transform: translateX(-50%);
  display: flex; gap: 8px; z-index: 3;
}
.review-carousel .rc-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  border: none; cursor: pointer;
  transition: all 0.3s;
  padding: 0;
}
.review-carousel .rc-dot.active {
  background: #fff;
  box-shadow: 0 0 6px rgba(255,255,255,0.6);
  transform: scale(1.35);
}

@media (max-width: 768px) {
  .about-brief { padding: 40px 0 36px; }
  .about-brief-inner { grid-template-columns: 1fr; gap: 40px; padding: 0 24px; }
  .about-brief .section-title { font-size: 28px; }
}

/* ============ Buttons ============ */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 16px 36px; border-radius: 12px; font-size: 17px; font-weight: 700; cursor: pointer; border: none; transition: all 0.25s; text-decoration: none; letter-spacing: 0.3px; }
.btn-primary { background: var(--gradient-btn); color: #fff; box-shadow: 0 6px 24px rgba(0,102,255,0.3); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 32px rgba(0,102,255,0.4); }
.btn-outline { background: rgba(255,255,255,0.15); color: #fff; backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.3); }
.btn-outline:hover { background: rgba(255,255,255,0.25); transform: translateY(-2px); }
.btn-white { background: #fff; color: var(--accent); box-shadow: var(--shadow-md); }
.btn-white:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

/* ============ Hero ============ */
/* ============ HERO BANNER v4 (official banner) ============ */
.hero {
  position: relative;
  width: 100%;
  height: 0;
  padding-bottom: 28%;
  min-height: 320px;
  overflow: hidden;
  background-image: url('./img/banner-official.jpg');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}

/* === Layer 1: subtle bottom overlay for CTA visibility === */
.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(5,10,30,0.18) 100%);
  z-index: 1;
  pointer-events: none;
}

/* === Layer 2: Blue scan light === */
.hero::after {
  content: '';
  position: absolute;
  top: 0;
  width: 25%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0,163,255,0.06), transparent);
  z-index: 2;
  pointer-events: none;
  animation: scanLight 6s linear infinite;
}

@keyframes scanLight {
  0%   { left: -25%; }
  100% { left: 125%; }
}

/* === Canvas layers: full-size overlay, no flow space === */
.hero canvas {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
}

#particles { z-index: 3; }
#meteors   { z-index: 4; }

/* === Layer 5: Breathing glow — center atmosphere === */
.hero-glow {
  position: absolute;
  right: 50%;
  top: 50%;
  transform: translate(50%, -50%);
  width: 320px;
  height: 200px;
  background: radial-gradient(circle, rgba(0,163,255,0.08) 0%, rgba(0,120,255,0.03) 40%, transparent 70%);
  border-radius: 50%;
  z-index: 2;
  pointer-events: none;
  animation: breathe 4s ease-in-out infinite;
  transform-origin: center center;
}

@keyframes breathe {
  0%, 100% { transform: scale(1);   opacity: 0.6; }
  50%      { transform: scale(1.3); opacity: 1;   }
}

/* === Text content — centered bottom (official banner has embedded title) === */
.hero-content {
  position: relative;
  z-index: 10;
  width: 100%;
  padding: 0 40px 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* hide all overlay elements — official banner stands on its own */
.hero-content {
  display: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,20,60,0.55);
  backdrop-filter: blur(8px);
  color: #fff;
  padding: 8px 22px;
  border-radius: 30px;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 28px;
}

.hero-badge .dot {
  width: 8px; height: 8px;
  background: #4dff91;
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%,100% { opacity: 1; box-shadow: 0 0 6px #4dff91; }
  50%    { opacity: 0.4; box-shadow: 0 0 12px #4dff91; }
}

.hero-title {
  font-size: 52px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 16px;
  color: rgba(255,255,255,0.85);
  margin-bottom: 36px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* Hero CTA buttons */
.hero-actions .btn {
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 700;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.25s;
  border: none;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.hero-actions .btn-primary {
  background: #0066ff;
  color: #fff;
  box-shadow: 0 4px 20px rgba(0,102,255,0.35);
}

.hero-actions .btn-primary:hover {
  background: #0052cc;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0,102,255,0.45);
}

.hero-actions .btn-outline {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.5);
}

.hero-actions .btn-outline:hover {
  background: rgba(255,255,255,0.15);
  border-color: rgba(255,255,255,0.8);
  transform: translateY(-2px);
}

/* ============ Track Cards (7-col grid) ============ */
.tracks-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  max-width: 1400px;
  margin: 0 auto;
}

.track-card {
  background: #fff;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
  cursor: pointer;
}

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

.track-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0,102,255,0.08) 0%, rgba(0,102,255,0.14) 100%);
  border-radius: 16px;
  transition: background 0.25s ease, transform 0.25s ease;
}
.track-card:hover .track-icon {
  background: linear-gradient(135deg, rgba(0,102,255,0.15) 0%, rgba(0,102,255,0.25) 100%);
  transform: scale(1.08);
}
.track-icon svg,
.track-icon img {
  width: 36px;
  height: 36px;
}

.track-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
  line-height: 1.4;
}

.track-card p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ============ City Cards ============ */
.city-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}

.city-card {
  position: relative;
  height: 310px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: all 0.3s;
}

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

.city-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 0.5s;
}

.city-card:hover .city-bg { transform: scale(1.06); }

.city-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.15) 0%, rgba(0,0,30,0.65) 100%);
  z-index: 1;
}

.city-badge {
  position: absolute;
  top: 18px;
  left: 18px;
  z-index: 2;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(8px);
  color: #fff;
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid rgba(255,255,255,0.25);
}

.city-badge.coming { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.15); }

.city-info {
  position: absolute;
  bottom: 24px;
  left: 24px;
  z-index: 2;
  color: #fff;
}

.city-info h3 { font-size: 22px; font-weight: 800; margin-bottom: 4px; text-shadow: 0 2px 8px rgba(0,0,0,0.4); }
.city-info p { font-size: 14px; opacity: 0.85; text-shadow: 0 1px 4px rgba(0,0,0,0.4); }

/* ============ Timeline (redesigned v2 — horizontal cards) ============ */
.timeline-wrap { max-width: 1200px; margin: 0 auto; position: relative; }
.timeline-steps {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  position: relative;
  gap: 0;
  padding: 0 12px;
}
.timeline-line {
  position: absolute;
  top: 36px;
  left: calc(12.5% + 28px);
  right: calc(12.5% + 28px);
  height: 2px;
  background: linear-gradient(90deg, var(--accent-light), var(--accent), var(--accent-dark));
  z-index: 0;
}
.timeline-step {
  flex: 1;
  text-align: center;
  position: relative;
  z-index: 1;
  max-width: 240px;
}
.timeline-node {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  font-weight: 800;
  color: var(--accent);
  position: relative;
  z-index: 2;
  box-shadow: 0 0 0 8px rgba(0,102,255,0.08);
  transition: all 0.3s;
  margin: 0 auto 24px;
}
.timeline-step:hover .timeline-node {
  transform: scale(1.1);
  box-shadow: 0 0 0 16px rgba(0,102,255,0.15);
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.timeline-step.completed .timeline-node {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.timeline-step.completed .timeline-node::after {
  content: '✓';
  position: absolute;
  top: -4px;
  right: -4px;
  width: 22px;
  height: 22px;
  background: #22c55e;
  border-radius: 50%;
  font-size: 12px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  border: 2px solid #fff;
}
.timeline-date {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.timeline-step h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}
.timeline-step p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 200px;
  margin: 0 auto;
}
.timeline-arrow {
  position: absolute;
  top: 50%;
  right: -6px;
  transform: translateY(-50%);
  color: var(--accent-light);
  font-size: 18px;
  z-index: 1;
}

/* CTA Banner — 通栏 */
.cta-banner {
  background: linear-gradient(135deg, #001a4d 0%, #003d99 30%, var(--accent) 60%, #4da3ff 100%);
  padding: 60px 48px;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -60%;
  right: -8%;
  width: 500px;
  height: 500px;
  background: rgba(255,255,255,0.04);
  border-radius: 50%;
}
.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -50%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: rgba(255,255,255,0.03);
  border-radius: 50%;
}
.cta-banner h2 {
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
  letter-spacing: 2px;
}
.cta-banner p {
  font-size: 20px;
  opacity: 0.85;
  margin-bottom: 30px;
  position: relative;
  z-index: 1;
  font-weight: 300;
}
.cta-banner .cta-btn {
  display: inline-block;
  background: #fff;
  color: var(--accent);
  font-size: 18px;
  font-weight: 700;
  padding: 18px 56px;
  border-radius: 50px;
  text-decoration: none;
  transition: all 0.3s;
  position: relative;
  z-index: 1;
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
  letter-spacing: 2px;
}
.cta-banner .cta-btn:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 44px rgba(0,0,0,0.3);
}

/* ============ About Subpage Tabs ============ */
.about-tabs {
  display: flex;
  gap: 4px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
  background: #fff;
  border-radius: 14px;
  padding: 6px;
  max-width: 920px;
  margin-left: auto;
  margin-right: auto;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
}

.about-tab-btn {
  padding: 12px 20px;
  border-radius: 10px;
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-secondary);
  transition: all 0.2s;
  white-space: nowrap;
}

.about-tab-btn:hover { color: var(--accent); background: rgba(0,102,255,0.05); }
.about-tab-btn.active { background: var(--accent); color: #fff; box-shadow: 0 2px 8px rgba(0,102,255,0.25); }

/* ============ About Cards ============ */
.about-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  max-width: 1000px;
  margin: 0 auto;
}

.about-card {
  background: #fff;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s;
}

.about-card:hover { box-shadow: var(--shadow-md); border-color: var(--accent-light); }

.about-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 18px; color: var(--accent); }
.about-card p, .about-card ul { font-size: 16px; color: var(--text-secondary); line-height: 1.9; }

.about-card ul { list-style: none; padding: 0; }
.about-card ul li { padding: 8px 0 8px 24px; position: relative; }
.about-card ul li::before {
  content: '';
  position: absolute;
  left: 0; top: 15px;
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 2px;
}

/* ============ Track Detail Cards ============ */
.track-detail { display: grid; grid-template-columns: repeat(1, 1fr); gap: 24px; max-width: 900px; margin: 0 auto; }

.track-detail-card {
  display: flex; gap: 28px; align-items: flex-start;
  background: #fff;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
}

.track-detail-card:hover { box-shadow: var(--shadow-md); transform: translateX(6px); border-left: 4px solid var(--accent); }

.track-num {
  width: 56px; height: 56px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; font-weight: 800; color: #fff;
  background: var(--gradient-btn); flex-shrink: 0;
}

.track-detail-info h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
.track-detail-info p { font-size: 15px; color: var(--text-secondary); margin-bottom: 14px; line-height: 1.8; }
.track-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.track-tags span { font-size: 11px; background: #e8f0ff; color: var(--accent); padding: 3px 10px; border-radius: 12px; font-weight: 500; }

/* ============ Notice Board ============ */
.notice-board { max-width: 1200px; margin: 0 auto; background: #fff; border-radius: var(--radius-lg); padding: 36px 40px; box-shadow: var(--shadow-sm); border: 1px solid var(--border-light); }

.notice-board-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 20px; padding-bottom: 16px;
  border-bottom: 1px solid var(--border-light);
}

.notice-board-header h3 { font-size: 20px; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.notice-board-header a { font-size: 15px; color: var(--accent); cursor: pointer; text-decoration: none; font-weight: 600; }

.notice-item {
  display: flex; justify-content: space-between; align-items: flex-start;
  padding: 18px 0; border-bottom: 1px solid #f0f3f8; cursor: pointer;
  transition: all 0.2s; gap: 20px;
}

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

.notice-item:hover .notice-title { color: var(--accent); }

.notice-item-wrap { flex: 1; min-width: 0; }
.notice-title { font-size: 16px; color: var(--text-primary); font-weight: 600; transition: color 0.2s; display: block; margin-bottom: 6px; }
.notice-desc  { font-size: 14px; color: var(--text-secondary); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.notice-date  { font-size: 13px; color: var(--text-muted); white-space: nowrap; margin-top: 3px; flex-shrink: 0; }

.tag {
  display: inline-block;
  padding: 3px 10px; border-radius: 4px; font-size: 12px; font-weight: 700; margin-right: 8px;
  letter-spacing: 1px; vertical-align: 2px;
}

.tag.notice-tag { background: #e8f0ff; color: var(--accent); }
.tag.announce-tag { background: #fff3e0; color: #e67e00; }

/* ============ Notice List Page ============ */
.notice-list { max-width: 1000px; margin: 0 auto; }

.notice-list-item {
  display: flex; gap: 28px; padding: 24px 32px;
  background: #fff; border: 1px solid var(--border-card);
  border-radius: var(--radius-md); margin-bottom: 14px;
  transition: all 0.25s; cursor: pointer; box-shadow: var(--shadow-sm);
}

.notice-list-item:hover { transform: translateX(6px); border-left: 4px solid var(--accent); }

.notice-list-date { font-size: 14px; color: var(--text-muted); min-width: 90px; padding-top: 3px; }
.notice-list-body h4 { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.notice-list-item:hover .notice-list-body h4 { color: var(--accent); }
.notice-list-body p { font-size: 14px; color: var(--text-muted); }

/* ============ Notice List Pagination ============ */
.notice-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--border-light);
}

.notice-pagination .page-btn {
  min-width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--text-primary);
  font-size: 14px; font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  user-select: none;
}

.notice-pagination .page-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: #f0f5ff;
}

.notice-pagination .page-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  font-weight: 600;
  pointer-events: none;
}

.notice-pagination .page-btn.disabled {
  color: var(--text-muted);
  pointer-events: none;
  opacity: 0.5;
  cursor: default;
}

.notice-pagination .page-ellipsis {
  min-width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
  font-size: 14px;
  user-select: none;
}

.notice-pagination .page-info {
  margin-left: 20px;
  font-size: 13px;
  color: var(--text-muted);
}

@media (max-width: 768px) {
  .notice-pagination {
    gap: 3px;
    flex-wrap: wrap;
  }
  .notice-pagination .page-btn {
    min-width: 34px; height: 34px;
    font-size: 13px;
  }
  .notice-pagination .page-info {
    margin-left: 0;
    width: 100%;
    text-align: center;
    margin-top: 8px;
  }
}

/* ============ Download Page ============ */
.dl-info-box {
  max-width: 1200px; margin: 0 auto 40px;
  background: var(--gradient-card); border: 1px solid var(--border-light);
  border-radius: var(--radius-lg); padding: 32px 36px;
  display: flex; gap: 20px; align-items: flex-start;
}
.dl-info-box .dl-info-icon { font-size: 36px; flex-shrink: 0; margin-top: 2px; }
.dl-info-box .dl-info-content h3 { font-size: 18px; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; }
.dl-info-box .dl-info-content p { font-size: 15px; color: var(--text-secondary); line-height: 1.8; }
.dl-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 1200px; margin: 0 auto; }

.dl-card {
  background: #fff; border: 1px solid var(--border-card);
  border-radius: var(--radius-lg); padding: 36px 36px 28px; text-align: center;
  box-shadow: var(--shadow-sm); transition: all 0.3s; cursor: pointer;
  display: flex; flex-direction: column; align-items: center;
}

.dl-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.dl-card .dl-icon { font-size: 44px; margin-bottom: 16px; }
.dl-card h4 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.dl-card p { font-size: 14px; color: var(--text-muted); margin-bottom: 6px; }
.dl-card .dl-type { font-size: 12px; color: var(--text-muted); margin-bottom: 20px; }

.dl-card .dl-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 28px;
  background: var(--accent); color: #fff; border: none;
  border-radius: 8px;
  font-size: 14px; font-weight: 600; cursor: pointer;
  transition: all 0.2s;
  margin-top: auto;
  letter-spacing: 0.5px;
}

.dl-card .dl-btn:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,102,255,0.3);
}

.dl-card .dl-btn:active {
  transform: translateY(0);
}

.dl-notes {
  max-width: 1200px; margin: 48px auto 0;
  background: #fff; border: 1px solid var(--border-card);
  border-radius: var(--radius-lg); padding: 32px 36px;
}
.dl-notes h3 { font-size: 18px; font-weight: 700; color: var(--text-primary); margin-bottom: 18px; display: flex; align-items: center; gap: 8px; }
.dl-notes ul { list-style: none; padding: 0; margin: 0; }
.dl-notes li {
  font-size: 15px; color: var(--text-secondary); line-height: 1.8;
  padding: 6px 0 6px 24px; position: relative;
}
.dl-notes li::before { content: ''; position: absolute; left: 4px; top: 15px; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }

/* ============ FAQ ============ */
.faq-list { max-width: 900px; margin: 0 auto; }

.faq-item {
  background: #fff; border: 1px solid var(--border-card);
  border-radius: var(--radius-md); margin-bottom: 14px;
  overflow: hidden; box-shadow: var(--shadow-sm);
}

.faq-q {
  padding: 22px 32px; font-size: 17px; font-weight: 600;
  cursor: pointer; display: flex; justify-content: space-between; align-items: center;
  transition: all 0.2s; user-select: none;
}

.faq-q:hover { background: #f8faff; color: var(--accent); }

.faq-q .faq-arrow { font-size: 13px; transition: transform 0.3s; color: var(--text-muted); }
.faq-item.open .faq-q .faq-arrow { transform: rotate(180deg); color: var(--accent); }

.faq-a {
  max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.4s ease;
  padding: 0 32px; font-size: 16px; color: var(--text-secondary); line-height: 1.9;
  border-top: 1px solid transparent;
}

.faq-item.open .faq-a { max-height: 350px; padding: 24px 32px; border-top-color: var(--border-light); }

/* ============ Contact Page ============ */
.contact-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; max-width: 1100px; margin: 0 auto; }
.contact-info { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.contact-card {
  background: #fff; border: 1px solid var(--border-card);
  border-radius: var(--radius-md); padding: 28px;
  box-shadow: var(--shadow-sm); display: flex; gap: 16px; align-items: flex-start;
}

.contact-card .c-icon { font-size: 32px; flex-shrink: 0; }
.contact-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.contact-card p { font-size: 15px; color: var(--text-secondary); line-height: 1.7; }

.qr-box { text-align: center; padding: 40px; background: #fff; border: 1px solid var(--border-card); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
.qr-img { width: 160px; height: 160px; background: #f0f3f8; margin: 0 auto 20px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 14px; color: var(--text-muted); }
.qr-box h4 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.qr-box p { font-size: 14px; color: var(--text-muted); }

/* ============ Org Grid ============ */
.org-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; max-width: 1000px; margin: 0 auto; }

.org-item {
  background: #fff; border: 1px solid var(--border-card);
  border-radius: var(--radius-md); padding: 24px; text-align: center;
  box-shadow: var(--shadow-sm); font-size: 15px; font-weight: 600;
  transition: all 0.25s;
}

.org-item:hover { border-color: var(--accent); box-shadow: var(--shadow-md); transform: translateY(-3px); }

/* ============ Footer ============ */
.footer { background: #1a2030; color: #a0aec0; padding: 64px 40px 32px; }
app-header { display: block; }
app-footer { display: block; }

.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1.2fr 1fr 1fr 1fr; gap: 32px;
}

.footer-col h4 { color: #fff; font-size: 16px; margin-bottom: 18px; }
.footer-col p, .footer-col a { font-size: 14px; color: #a0aec0; line-height: 2.2; text-decoration: none; display: block; cursor: pointer; transition: color 0.2s; }
.footer-col a:hover { color: #4dc9f6; }

.footer-bottom {
  max-width: 1400px; margin: 44px auto 0;
  padding-top: 28px; border-top: 1px solid rgba(255,255,255,0.08);
  text-align: center; font-size: 13px; color: #6b7a90;
}

/* ============ Auth Modal ============ */
.auth-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.5);
  backdrop-filter: blur(6px); z-index: 10000;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: all 0.3s;
}

.auth-overlay.active { opacity: 1; visibility: visible; }

.auth-panel {
  display: flex; width: 460px; max-width: 92vw;
  background: #fff; border-radius: 20px; overflow: hidden;
  box-shadow: 0 24px 72px rgba(0,0,0,0.2); position: relative;
}

.auth-close { position: absolute; top: 12px; right: 12px; background: rgba(0,0,0,0.08); border: none; width: 32px; height: 32px; border-radius: 50%; cursor: pointer; font-size: 16px; z-index: 5; transition: all 0.2s; display: flex; align-items: center; justify-content: center; }
.auth-close:hover { background: rgba(0,0,0,0.15); }

.auth-right { width: 100%; padding: 36px 32px 28px; display: flex; flex-direction: column; }
.auth-right h3 { font-size: 22px; font-weight: 800; margin-bottom: 4px; }
.auth-sub { font-size: 13px; color: var(--text-muted); margin-bottom: 20px; }

.auth-form { display: flex; flex-direction: column; gap: 16px; }

.auth-group label { display: block; font-size: 14px; font-weight: 600; color: var(--text-primary); margin-bottom: 6px; }

.auth-group input {
  width: 100%; padding: 13px 16px; border: 1.5px solid var(--border-card);
  border-radius: 10px; font-size: 15px; transition: all 0.2s;
  font-family: inherit; outline: none;
}

.auth-group input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(0,102,255,0.08); }

.auth-sms-row { display: flex; gap: 12px; }
.auth-sms-row input { flex: 1; }
.auth-sms-btn {
  padding: 13px 18px; border: 1.5px solid var(--accent); border-radius: 10px;
  background: transparent; color: var(--accent); font-weight: 700; font-size: 14px;
  cursor: pointer; white-space: nowrap; transition: all 0.2s;
}

.auth-sms-btn:hover { background: var(--accent); color: #fff; }
.auth-sms-btn:disabled { border-color: #ccc; color: #ccc; cursor: not-allowed; background: transparent; }

.auth-submit {
  background: var(--gradient-btn); color: #fff; border: none;
  padding: 13px; border-radius: 10px; font-size: 16px; font-weight: 700;
  cursor: pointer; transition: all 0.25s; margin-top: 2px;
}

.auth-submit:hover { box-shadow: 0 6px 20px rgba(0,102,255,0.35); transform: translateY(-1px); }

.auth-warning {
  display: flex; align-items: flex-start; gap: 8px;
  margin: 4px 0 0; font-size: 12px; line-height: 1.55; color: #e53935;
}

.auth-warning-icon {
  flex-shrink: 0; width: 16px; height: 16px; margin-top: 1px;
  border-radius: 50%; background: #e53935; color: #fff;
  font-size: 12px; font-weight: 800; line-height: 16px; text-align: center;
}

/* ============ Toast ============ */
.toast {
  position: fixed; bottom: 40px; left: 50%; transform: translateX(-50%);
  background: var(--gradient-btn); color: #fff; padding: 16px 32px;
  border-radius: 12px; font-size: 15px; font-weight: 700;
  z-index: 11000; box-shadow: 0 10px 36px rgba(0,102,255,0.3);
  animation: fadeInUp 0.3s ease;
}

@keyframes fadeInUp { from { opacity:0; transform:translateX(-50%) translateY(10px); } to { opacity:1; transform:translateX(-50%) translateY(0); } }

/* ============ Responsive ============ */
@media (max-width: 1100px) {
  .tracks-grid { grid-template-columns: repeat(3, 1fr); }
  .city-grid { grid-template-columns: repeat(2, 1fr); }
  .org-grid { grid-template-columns: repeat(2, 1fr); }
  .about-cards { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: repeat(2, 1fr); }
  .nav-inner { padding: 0 24px; }
  .nav-logo-text .nav-title { font-size: 16px; }
  .nav-item > a { padding: 8px 10px; font-size: 14px; }
}

@media (max-width: 900px) {
  .nav-logo-text .nav-title { font-size: 14px; }
}

@media (max-width: 768px) {
  .page-header { flex-direction: column; text-align: center; padding: 48px 24px 36px; }
  .page-header .ph-year { font-size: 80px; right: 20px; top: 10px; transform: none; opacity: 0.04; }

  .nav-inner { padding: 0 16px; gap: 12px; }
  .nav-logo { flex: 0 1 auto; }
  .nav-logo img { height: 40px; }
  .nav-logo-text { display: none; }

  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: var(--nav-height);
    left: 0; right: 0;
    background: #fff;
    padding: 12px 0;
    box-shadow: var(--shadow-lg);
    z-index: 200;
    gap: 0;
  }
  .nav-links.mobile-nav-open {
    display: flex;
  }
  .nav-links .nav-item { width: 100%; }
  .nav-links .nav-item > a { padding: 12px 24px; border-radius: 0; justify-content: space-between; }
  .nav-links .nav-dropdown {
    position: static; opacity: 0; visibility: hidden; max-height: 0; overflow: hidden;
    transform: none; box-shadow: none; border: none; border-radius: 0;
    min-width: 0; padding: 0; margin: 0;
    transition: max-height 0.25s ease, opacity 0.25s ease, visibility 0.25s ease;
  }
  .nav-links .nav-dropdown.mobile-expanded {
    opacity: 1; visibility: visible; max-height: 500px;
    background: #f8fafc; border-top: 1px solid var(--border-light);
  }
  .nav-links .nav-dropdown a { padding: 12px 40px; font-size: 14px; border-bottom: 1px solid rgba(0,0,0,0.03); }
  .nav-links .nav-dropdown a:last-child { border-bottom: none; }
  .nav-cta { margin: 8px 20px; text-align: center; justify-content: center !important; }
  .nav-toggle { display: block; }
  .tracks-grid { grid-template-columns: repeat(2, 1fr); }
  .city-grid { grid-template-columns: 1fr;padding:0 }
  .org-grid { grid-template-columns: 1fr; }
  .dl-grid { grid-template-columns: 1fr; }
  .dl-info-box { flex-direction: column; gap: 12px; padding: 24px 20px; }
  .dl-notes { padding: 24px 20px; }
  .section { padding: 40px 20px; }
  .hero { height: auto; padding-bottom: 0; min-height: 200px; background-size: cover; background-position: center; }
  .hero-content { padding: 0 16px 18px; align-items: center; }
  .hero-title { font-size: 32px; }
  .hero-subtitle { font-size: 14px; }
  .hero-glow { width: 120px; height: 120px; right: 22%; top: 40%; }
  .section-title { font-size: 28px; }
  .timeline-steps { flex-direction: column; gap: 24px; align-items: center; }
  .timeline-line { display: none; }
  .timeline-step { max-width: 320px; }
  .cta-banner { padding: 40px 28px; }
  .cta-banner h2 { font-size: 30px; }
  .cta-banner p { font-size: 16px; }
  .cta-banner .cta-btn { padding: 14px 40px; font-size: 16px; }
  .notice-item { flex-direction: column; gap: 8px; }
  .notice-date { margin-top: 0; }
  .about-tabs { gap: 2px; padding: 4px; }
  .about-tab-btn { padding: 10px 14px; font-size: 13px; }
  /* .footer-inner { grid-template-columns: 1fr; } */
  .auth-panel { width: 92vw; max-width: 400px; max-height: 85vh; overflow-y: auto; border-radius: 16px; }
  .auth-right { width: 100%; padding: 28px 24px 24px; }
  .auth-right h3 { font-size: 20px; }
  .auth-sub { font-size: 13px; margin-bottom: 16px; }
  .contact-wrap { grid-template-columns: 1fr; }
  .contact-info { grid-template-columns: 1fr; }
  .city-track-tabs { flex-wrap: wrap; }
  .city-detail-layout { flex-direction: column; }
  .city-detail-side { width: 100%; }
  .industry-switcher { flex-wrap: wrap; }
  .industry-tab { flex: 0 1 170px; padding: 10px 20px; font-size: 14px; }
  .industry-org-row { grid-template-columns: 1fr; }
  .steel-tracks { grid-template-columns: 1fr; }
  .industry-awards { grid-template-columns: repeat(2,1fr); }
  .itl-item { flex-direction: column; gap: 4px; }
  .itl-time { min-width: auto; }
  .news-nav { flex-direction: column; padding-top: 20px; gap: 14px; }
  .news-nav-col.left, .news-nav-col.right { align-items: flex-start !important; text-align: left !important; }
  .news-nav-center { order: -1; }
  .news-detail-title { font-size: 22px; }
}

/* ============ City Track Tabs ============ */
.city-track-tabs {
  display: flex; gap: 8px; flex-wrap: wrap;
  padding-bottom: 20px; border-bottom: 2px solid var(--border-light);
  margin-bottom: 20px;
}
.city-track-tab {
  padding: 6px 14px; border-radius: 16px; border: 1.5px solid var(--border-card);
  background: var(--bg-white); color: var(--text-secondary); font-size: 13px; cursor: pointer;
  transition: all .2s;
}
.city-track-tab.active {
  background: var(--accent); color: #fff; border-color: var(--accent);
}
.city-track-desc { margin-bottom: 8px; }
.ctrack-panel { display: none; }
.ctrack-panel.active { display: block; }
.ctrack-panel p { color: var(--text-secondary); line-height: 1.8; }

/* ============ City Enter Arrow ============ */
.city-enter {
  display: inline-block; margin-top: 8px;
  font-size: 13px; color: rgba(255,255,255,0.75);
  border: 1px solid rgba(255,255,255,0.4);
  padding: 4px 12px; border-radius: 12px;
  transition: all .2s;
}
.city-card:hover .city-enter {
  background: rgba(255,255,255,0.15); color: #fff;
}

/* ============ City Detail Layout ============ */
.city-detail-layout { display: flex; gap: 32px; align-items: flex-start; }
.city-detail-main { flex: 1; }
.city-detail-side { width: 260px; flex-shrink: 0; }
.city-detail-block { margin-bottom: 36px; }
.cdb-title {
  font-size: 18px; font-weight: 700; color: var(--text-primary);
  margin-bottom: 16px; padding-bottom: 10px;
  border-bottom: 2px solid var(--border-light);
  position: relative;
}
.cdb-title::after {
  content: ''; position: absolute; left: 0; bottom: -2px;
  width: 36px; height: 2px; background: var(--accent);
}

/* City Timeline */
.city-timeline { display: flex; flex-direction: column; gap: 0; }
.city-tl-item {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 14px 0; border-left: 2px solid var(--border-light);
  padding-left: 24px; position: relative;
}
.city-tl-dot {
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--border-card); border: 2px solid var(--accent-light);
  position: absolute; left: -7px; top: 18px; flex-shrink: 0;
}
.city-tl-dot.active { background: var(--accent); border-color: var(--accent); }
.city-tl-dot.final { background: #8b5cf6; border-color: #8b5cf6; }
.city-tl-content { font-size: 15px; color: var(--text-secondary); line-height: 1.7; }
.city-tl-content strong { color: var(--text-primary); }

/* City Org List */
.city-org-list { display: flex; flex-direction: column; gap: 12px; }
.city-org-item { display: flex; gap: 12px; align-items: center; }
.org-role {
  font-size: 12px; padding: 3px 10px; border-radius: 4px;
  background: var(--gradient-card); color: var(--accent);
  font-weight: 600; min-width: 44px; text-align: center; flex-shrink: 0;
}
.org-name { font-size: 15px; color: var(--text-primary); }

/* City Side Card */
.city-side-card {
  background: var(--bg-white); border: 1px solid var(--border-card);
  border-radius: var(--radius-lg); padding: 20px; margin-bottom: 16px;
}
.city-side-card h4 { font-size: 14px; font-weight: 700; color: var(--text-primary); margin-bottom: 12px; }
.city-side-card ul { padding-left: 0; list-style: none; display: flex; flex-direction: column; gap: 8px; }
.city-side-card li { font-size: 14px; color: var(--text-secondary); padding-left: 16px; position: relative; }
.city-side-card li::before { content: '·'; position: absolute; left: 0; color: var(--accent); font-weight: 700; }

/* ============ Industry Switcher ============ */
.industry-switcher {
  display: flex; justify-content: center; gap: 12px; margin-bottom: 32px;
}
.industry-tab {
  flex: 0 1 200px; padding: 12px 24px; background: #fff;
  border: 1px solid var(--accent); border-radius: var(--radius-sm);
  font-size: 16px; font-weight: 600; color: var(--accent);
  cursor: pointer; transition: all .2s; text-align: center; white-space: nowrap;
}
.industry-tab.active { background: var(--accent); color: #fff; }
.industry-tab:hover:not(.active) { background: rgba(0,102,255,0.06); }
.industry-panel { display: none; }
.industry-panel.active { display: block; }

/* Industry Content Blocks */
.industry-section-block { margin-bottom: 40px; }
.iblock-title {
  font-size: 18px; font-weight: 700; color: var(--text-primary);
  margin-bottom: 20px; padding-bottom: 12px;
  border-bottom: 2px solid var(--border-light); position: relative;
}
.iblock-title::after {
  content: ''; position: absolute; left: 0; bottom: -2px;
  width: 40px; height: 2px; background: var(--accent);
}
.iblock-desc { font-size: 15px; color: var(--text-secondary); line-height: 1.85; }

/* Industry Org Row — simple */
.industry-org-row { display: flex; flex-direction: column; gap: 10px; }
.iorg-label { font-size: 12px; font-weight: 700; color: var(--accent); margin-right: 8px; }
.iorg-name { font-size: 14px; color: var(--text-secondary); }

/* Steel Track Cards — simple text layout */
.steel-tracks { display: flex; flex-direction: column; gap: 28px; }
.steel-track-item { }
.steel-track-item h4 { font-size: 17px; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; }
.steel-track-item h4 .st-num { color: var(--accent); font-weight: 800; margin-right: 8px; font-size: 18px; }
.steel-track-item p { font-size: 15px; color: var(--text-secondary); line-height: 1.85; margin-bottom: 8px; }
.steel-track-item .track-tags { margin-bottom: 0; }
.steel-track-item .track-tags span { font-size: 11px; padding: 3px 10px; }

/* ============ Unified Content Width (tracks/industry) ============ */
.section-narrow { max-width: 1200px; min-width: 900px; margin: 0 auto; }

/* ============ Registration Requirements List ============ */
.req-ol { margin: 10px 0 0 22px; padding: 0; list-style: none; }
.req-ol li { color: var(--text-secondary); font-size: 15px; line-height: 1.85; margin-bottom: 10px; }
.req-ol li:last-child { margin-bottom: 0; }
.req-num { color: var(--primary); font-weight: 600; }
.req-subtitle { margin-top: 8px; font-size: 15px; color: var(--text-primary); }
.req-subtitle strong { color: var(--text-primary); }

/* Industry Timeline */
.industry-timeline { display: flex; flex-direction: column; }
.itl-item {
  display: flex; gap: 20px; align-items: flex-start;
  padding: 16px 0 16px 28px; position: relative;
  border-left: 2px solid var(--border-light);
}
.itl-item::before { /* dot */
  content: ''; width: 10px; height: 10px;
  background: var(--bg-white); border: 2px solid var(--accent-light);
  border-radius: 50%; position: absolute; left: -6px; top: 20px;
}
.itl-item.highlight::before { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 0 4px rgba(0,102,255,0.15); }
.itl-item.final::before { background: #8b5cf6; border-color: #8b5cf6; }
.itl-time {
  min-width: 90px; font-size: 13px; font-weight: 600;
  color: var(--accent); flex-shrink: 0; padding-top: 2px;
}
.itl-item.highlight .itl-time { color: var(--accent); }
.itl-item.final .itl-time { color: #8b5cf6; }
.itl-dot { display: none; }
.itl-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.75; }
.itl-desc strong { color: var(--text-primary); }
.itl-item.highlight { background: rgba(0,102,255,0.03); border-radius: 0 8px 8px 0; }
.itl-item.final { border-left-color: #8b5cf6; }

/* Award Cards — simple text */
.industry-awards { display: flex; gap: 32px; flex-wrap: wrap; }
.award-item { font-size: 15px; color: var(--text-secondary); }
.award-item .award-rank { font-weight: 700; color: var(--text-primary); margin-right: 4px; }
.award-item .award-num { font-weight: 700; color: var(--accent); }

/* ============ News Detail ============ */
.news-detail-wrap { max-width: 800px; margin: 0 auto; }
.news-detail-title { font-size: 28px; font-weight: 800; color: var(--text-primary); margin-bottom: 24px; line-height: 1.4; }
.news-detail-meta { display: flex; gap: 16px; align-items: center; margin-bottom: 32px; padding-bottom: 20px; border-bottom: 1px solid var(--border-light); }
.news-detail-date { color: var(--text-muted); font-size: 14px; }
.news-detail-body { font-size: 16px; line-height: 2; color: var(--text-secondary); }
.news-detail-body p { margin-bottom: 1.5em; }
.news-detail-body h3 { font-size: 18px; color: var(--text-primary); margin: 1.5em 0 0.75em; }
.news-nav {
  display: flex; justify-content: space-between; align-items: stretch;
  margin-top: 48px; padding: 28px 0 0;
  border-top: 1px solid var(--border-light);
  gap: 0;
}
.news-nav-btn {
  flex: 1; min-width: 0;
  cursor: pointer; transition: all .2s;
  display: flex; flex-direction: column; justify-content: center;
}
.news-nav-btn.prev { text-align: left; align-items: flex-start; }
.news-nav-btn.next { text-align: right; align-items: flex-end; }
.news-nav-btn:hover .news-nav-title { color: var(--accent); }
.news-nav-col {
  flex: 1; display: flex; flex-direction: column; justify-content: center;
  min-width: 0;
}
.news-nav-col.left  { align-items: flex-start; text-align: left; }
.news-nav-col.right { align-items: flex-end; text-align: right; }
.news-nav-label { font-size: 14px; color: var(--text-muted); margin-bottom: 8px; line-height: 1; }
.news-nav-title {
  font-size: 15px; color: var(--text-primary); font-weight: 500; line-height: 1.5;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 100%;
}
.news-nav-center {
  flex: 1; display: flex; align-items: center; justify-content: center;
}
.news-nav-back {
  padding: 10px 24px; border-radius: 8px; background: var(--bg);
  border: 1px solid var(--border-card); font-size: 14px;
  cursor: pointer; color: var(--text-secondary); white-space: nowrap;
  transition: all .2s;
}
.news-nav-back:hover { background: var(--gradient-card); color: var(--accent); border-color: var(--accent); }