/* ============================================================
   开云体育官网 - 主样式表
   official-win-kaiyunsport.com
   ============================================================ */

/* ---- CSS Reset & Variables ---- */
:root {
  --primary: #0a1628;
  --accent: #1a6dff;
  --accent2: #00c6ff;
  --gold: #e8b84b;
  --white: #ffffff;
  --light-gray: #f4f6fa;
  --mid-gray: #8a9ab5;
  --dark-card: #0d1e38;
  --border: rgba(255,255,255,0.08);
  --font-main: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
  --radius: 12px;
  --shadow: 0 8px 40px rgba(0,0,0,0.18);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-main);
  background: var(--primary);
  color: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

/* ---- Utility ---- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent2);
  background: rgba(0,198,255,0.1);
  border: 1px solid rgba(0,198,255,0.25);
  border-radius: 20px;
  padding: 4px 16px;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  line-height: 1.2;
  color: var(--white);
  margin-bottom: 16px;
}
.section-subtitle {
  font-size: 16px;
  color: var(--mid-gray);
  max-width: 600px;
  line-height: 1.8;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  padding: 14px 32px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(26,109,255,0.4);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(26,109,255,0.5); }
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  padding: 13px 30px;
  border-radius: 50px;
  border: 1.5px solid rgba(255,255,255,0.3);
  cursor: pointer;
  transition: var(--transition);
}
.btn-outline:hover { border-color: var(--accent2); color: var(--accent2); }
.text-gold { color: var(--gold); }
.text-accent { color: var(--accent2); }

/* ---- Header / Navigation ---- */
#site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0;
  background: rgba(10,22,40,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  gap: 24px;
}
.logo-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.logo-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 900; color: #fff;
}
.logo-text { font-size: 20px; font-weight: 900; letter-spacing: 1px; }
.logo-text span { color: var(--accent2); }
.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav a {
  font-size: 14px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 8px;
  color: rgba(255,255,255,0.75);
  transition: var(--transition);
  white-space: nowrap;
}
.main-nav a:hover, .main-nav a.active { color: #fff; background: rgba(255,255,255,0.08); }
.header-cta { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.header-cta .btn-primary { padding: 9px 22px; font-size: 14px; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
}
.hamburger span {
  width: 24px; height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: var(--transition);
}

/* ---- Search Bar ---- */
.search-bar-wrap {
  background: rgba(13,30,56,0.95);
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
}
.search-bar-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 700px;
  margin: 0 auto;
  padding: 0 24px;
}
.search-bar-inner input {
  flex: 1;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 50px;
  padding: 10px 20px;
  font-size: 14px;
  color: #fff;
  outline: none;
  transition: var(--transition);
  font-family: var(--font-main);
}
.search-bar-inner input::placeholder { color: var(--mid-gray); }
.search-bar-inner input:focus { border-color: var(--accent2); background: rgba(255,255,255,0.09); }
.search-bar-inner button {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border: none;
  border-radius: 50px;
  padding: 10px 22px;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-main);
  white-space: nowrap;
}
.search-bar-inner button:hover { opacity: 0.9; }
.search-suggest {
  display: none;
  position: absolute;
  top: 100%;
  left: 0; right: 0;
  background: var(--dark-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 0;
  z-index: 200;
}
.search-suggest.show { display: block; }
.search-suggest a {
  display: block;
  padding: 10px 20px;
  font-size: 14px;
  color: rgba(255,255,255,0.8);
  transition: var(--transition);
}
.search-suggest a:hover { background: rgba(255,255,255,0.06); color: var(--accent2); }
.search-wrap-rel { position: relative; flex: 1; }

/* ---- Hero Banner ---- */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 120px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/hero-banner.jpg');
  background-size: cover;
  background-position: center;
  transform: scale(1.05);
  transition: transform 8s ease;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10,22,40,0.92) 0%, rgba(10,22,40,0.6) 60%, rgba(10,22,40,0.85) 100%);
}
.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232,184,75,0.12);
  border: 1px solid rgba(232,184,75,0.3);
  border-radius: 50px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--gold);
  margin-bottom: 24px;
}
.hero-badge::before { content: '●'; font-size: 8px; animation: pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.3} }
.hero-h1 {
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -1px;
}
.hero-h1 .highlight {
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: 18px;
  color: rgba(255,255,255,0.75);
  margin-bottom: 36px;
  line-height: 1.8;
  max-width: 560px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }
.hero-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}
.hero-stat-item { }
.hero-stat-num {
  font-size: 36px;
  font-weight: 900;
  background: linear-gradient(90deg, var(--accent2), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.hero-stat-label { font-size: 13px; color: var(--mid-gray); margin-top: 4px; }
.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--mid-gray);
  font-size: 12px;
  letter-spacing: 2px;
  animation: bounce 2s infinite;
  z-index: 2;
}
.hero-scroll::after {
  content: '';
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, var(--mid-gray), transparent);
}
@keyframes bounce { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(8px)} }

/* ---- Section Spacing ---- */
.section { padding: 100px 0; }
.section-header { margin-bottom: 60px; }
.section-header.center { text-align: center; }
.section-header.center .section-subtitle { margin: 0 auto; }

/* ---- Video Cards Grid ---- */
#videos-section { background: var(--primary); }
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}
.video-card {
  background: var(--dark-card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: var(--transition);
  cursor: pointer;
  position: relative;
}
.video-card:hover { transform: translateY(-6px); box-shadow: 0 20px 60px rgba(0,0,0,0.4); border-color: rgba(26,109,255,0.3); }
.video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #0d1e38;
}
.video-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.video-card:hover .video-thumb img { transform: scale(1.05); }
.video-play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0);
  transition: var(--transition);
}
.video-card:hover .video-play-btn { background: rgba(0,0,0,0.45); }
.play-icon {
  width: 60px; height: 60px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  transform: scale(0.8);
  transition: var(--transition);
  box-shadow: 0 0 30px rgba(26,109,255,0.6);
}
.video-card:hover .play-icon { opacity: 1; transform: scale(1); }
.play-icon::after {
  content: '';
  width: 0; height: 0;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 18px solid #fff;
  margin-left: 4px;
}
.video-duration {
  position: absolute;
  bottom: 10px; right: 10px;
  background: rgba(0,0,0,0.75);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
}
.video-tag {
  position: absolute;
  top: 10px; left: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 4px;
  letter-spacing: 0.5px;
}
.video-info { padding: 18px; }
.video-title {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 10px;
  color: #fff;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.video-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 12px;
  color: var(--mid-gray);
}
.video-meta span { display: flex; align-items: center; gap: 4px; }
.video-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.9);
  z-index: 9999;
  align-items: center;
  justify-content: center;
}
.video-modal.open { display: flex; }
.video-modal-inner {
  position: relative;
  width: 90%;
  max-width: 900px;
  background: var(--dark-card);
  border-radius: var(--radius);
  overflow: hidden;
}
.video-modal video { width: 100%; display: block; }
.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.15);
  border: none;
  border-radius: 50%;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
  z-index: 10;
}
.modal-close:hover { background: rgba(255,255,255,0.25); }

/* ---- Brand Story ---- */
#brand-story { background: linear-gradient(180deg, var(--primary) 0%, #0d1e38 100%); }
.story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.story-img {
  border-radius: 20px;
  overflow: hidden;
  position: relative;
}
.story-img img { width: 100%; height: 400px; object-fit: cover; }
.story-img::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 20px;
  border: 1px solid rgba(26,109,255,0.2);
}
.story-content .section-subtitle { margin-bottom: 24px; }
.story-points { margin: 28px 0; display: flex; flex-direction: column; gap: 16px; }
.story-point {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
  background: rgba(255,255,255,0.03);
  border-radius: 10px;
  border: 1px solid var(--border);
}
.story-point-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}
.story-point-text h4 { font-size: 14px; font-weight: 700; margin-bottom: 4px; }
.story-point-text p { font-size: 13px; color: var(--mid-gray); line-height: 1.6; }

/* ---- Core Services ---- */
#core-services { background: var(--primary); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
.service-card {
  background: var(--dark-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transform: scaleX(0);
  transition: var(--transition);
}
.service-card:hover { transform: translateY(-4px); border-color: rgba(26,109,255,0.3); }
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, rgba(26,109,255,0.15), rgba(0,198,255,0.1));
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px;
  margin-bottom: 20px;
}
.service-card h3 { font-size: 18px; font-weight: 800; margin-bottom: 10px; }
.service-card p { font-size: 14px; color: var(--mid-gray); line-height: 1.7; }

/* ---- Stats ---- */
#stats-section {
  background: linear-gradient(135deg, #0d1e38 0%, #0a1628 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}
.stat-item { }
.stat-num {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 900;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label { font-size: 14px; color: var(--mid-gray); font-weight: 600; }
.stat-desc { font-size: 12px; color: rgba(138,154,181,0.6); margin-top: 4px; }

/* ---- Projects ---- */
#projects-section { background: var(--primary); }
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.project-card {
  background: var(--dark-card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.project-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.project-img { aspect-ratio: 16/9; overflow: hidden; }
.project-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.project-card:hover .project-img img { transform: scale(1.05); }
.project-info { padding: 24px; }
.project-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--accent2);
  background: rgba(0,198,255,0.1);
  border-radius: 4px;
  padding: 3px 10px;
  margin-bottom: 12px;
}
.project-info h3 { font-size: 17px; font-weight: 800; margin-bottom: 10px; line-height: 1.4; }
.project-info p { font-size: 13px; color: var(--mid-gray); line-height: 1.7; }
.project-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--mid-gray);
}

/* ---- Team ---- */
#team-section { background: linear-gradient(180deg, var(--primary) 0%, #0d1e38 100%); }
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.team-card {
  background: var(--dark-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
}
.team-card:hover { transform: translateY(-4px); border-color: rgba(26,109,255,0.3); }
.team-avatar {
  width: 80px; height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: flex; align-items: center; justify-content: center;
  font-size: 28px;
  font-weight: 900;
  color: #fff;
  margin: 0 auto 16px;
}
.team-name { font-size: 18px; font-weight: 800; margin-bottom: 6px; }
.team-role { font-size: 13px; color: var(--accent2); font-weight: 600; margin-bottom: 14px; }
.team-desc { font-size: 13px; color: var(--mid-gray); line-height: 1.7; }

/* ---- Media Reports ---- */
#media-section { background: var(--primary); }
.media-list { display: flex; flex-direction: column; gap: 16px; }
.media-item {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--dark-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  transition: var(--transition);
}
.media-item:hover { border-color: rgba(26,109,255,0.3); transform: translateX(4px); }
.media-source {
  width: 80px;
  flex-shrink: 0;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent2);
  text-align: center;
}
.media-content { flex: 1; }
.media-content h3 { font-size: 15px; font-weight: 700; margin-bottom: 6px; line-height: 1.4; }
.media-content p { font-size: 13px; color: var(--mid-gray); }
.media-date { font-size: 12px; color: var(--mid-gray); flex-shrink: 0; }

/* ---- Reviews ---- */
#reviews-section { background: linear-gradient(180deg, #0d1e38 0%, var(--primary) 100%); }
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.review-card {
  background: var(--dark-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
}
.review-card:hover { border-color: rgba(232,184,75,0.3); }
.review-stars { color: var(--gold); font-size: 16px; margin-bottom: 12px; letter-spacing: 2px; }
.review-text { font-size: 14px; color: rgba(255,255,255,0.85); line-height: 1.7; margin-bottom: 16px; font-style: italic; }
.review-user { display: flex; align-items: center; gap: 10px; }
.review-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700;
}
.review-name { font-size: 14px; font-weight: 700; }
.review-tag { font-size: 12px; color: var(--mid-gray); }

/* ---- FAQ ---- */
#faq-section { background: var(--primary); }
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--dark-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.open { border-color: rgba(26,109,255,0.3); }
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
  gap: 16px;
}
.faq-q::after {
  content: '+';
  font-size: 22px;
  font-weight: 300;
  color: var(--accent2);
  flex-shrink: 0;
  transition: var(--transition);
}
.faq-item.open .faq-q::after { content: '−'; }
.faq-a {
  display: none;
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--mid-gray);
  line-height: 1.8;
}
.faq-item.open .faq-a { display: block; }

/* ---- CTA / Cooperation ---- */
#cta-section {
  background: linear-gradient(135deg, #0d1e38 0%, #0a1628 100%);
  border-top: 1px solid var(--border);
}
.cta-inner {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}
.cta-inner .section-title { margin-bottom: 16px; }
.cta-inner .section-subtitle { margin: 0 auto 36px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ---- Footer ---- */
#site-footer {
  background: #060e1c;
  border-top: 1px solid var(--border);
  padding: 60px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand .logo-wrap { margin-bottom: 16px; }
.footer-brand p { font-size: 13px; color: var(--mid-gray); line-height: 1.8; max-width: 280px; }
.footer-social { display: flex; gap: 10px; margin-top: 20px; }
.social-icon {
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.06);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
  transition: var(--transition);
  cursor: pointer;
}
.social-icon:hover { background: rgba(26,109,255,0.2); }
.footer-col h4 { font-size: 14px; font-weight: 800; margin-bottom: 16px; color: #fff; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-size: 13px; color: var(--mid-gray); transition: var(--transition); }
.footer-col ul li a:hover { color: var(--accent2); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: var(--mid-gray);
}
.footer-bottom a { color: var(--mid-gray); transition: var(--transition); }
.footer-bottom a:hover { color: var(--accent2); }
.update-time { font-size: 12px; color: rgba(138,154,181,0.6); }

/* ---- Page Header (inner pages) ---- */
.page-hero {
  padding: 160px 0 80px;
  background: linear-gradient(135deg, var(--primary) 0%, #0d1e38 100%);
  border-bottom: 1px solid var(--border);
  text-align: center;
}
.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 13px;
  color: var(--mid-gray);
  margin-bottom: 20px;
}
.breadcrumb a { color: var(--mid-gray); transition: var(--transition); }
.breadcrumb a:hover { color: var(--accent2); }
.breadcrumb span { color: rgba(255,255,255,0.4); }

/* ---- Contact ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--dark-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.contact-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.contact-item h4 { font-size: 14px; font-weight: 700; margin-bottom: 4px; }
.contact-item p { font-size: 13px; color: var(--mid-gray); }
.contact-form { background: var(--dark-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 36px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 13px; font-weight: 700; margin-bottom: 8px; color: rgba(255,255,255,0.8); }
.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 14px;
  color: #fff;
  outline: none;
  transition: var(--transition);
  font-family: var(--font-main);
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--accent2); background: rgba(255,255,255,0.08); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select option { background: var(--dark-card); }

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .story-grid { grid-template-columns: 1fr; gap: 40px; }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .main-nav { display: none; }
  .hamburger { display: flex; }
  .header-cta .btn-outline { display: none; }
  .hero-stats { gap: 24px; }
  .video-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .section { padding: 70px 0; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .hero-h1 { font-size: 32px; }
  .hero-stats { gap: 16px; }
  .hero-stat-num { font-size: 28px; }
}

/* ---- Mobile Nav ---- */
.mobile-nav {
  display: none;
  position: fixed;
  top: 70px; left: 0; right: 0;
  background: rgba(10,22,40,0.98);
  backdrop-filter: blur(16px);
  z-index: 999;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  flex-direction: column;
  gap: 4px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  display: block;
  padding: 12px 16px;
  font-size: 15px;
  font-weight: 600;
  color: rgba(255,255,255,0.8);
  border-radius: 8px;
  transition: var(--transition);
}
.mobile-nav a:hover { background: rgba(255,255,255,0.06); color: #fff; }

/* ---- Animations ---- */
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }
.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }

/* ---- Update Time ---- */
.module-update {
  font-size: 11px;
  color: rgba(138,154,181,0.5);
  margin-top: 8px;
}