/* =============================================
   小马拉大车 - 官方网站主样式
   Brand: 小马拉大车 | Domain: hswfr99.cn
   ============================================= */

/* ---- CSS Reset & Variables ---- */
:root {
  --primary: #ff4e6a;
  --primary-dark: #d63651;
  --secondary: #ff8c42;
  --accent: #7b2fff;
  --accent2: #00c9ff;
  --dark: #0d0d1a;
  --dark2: #13132a;
  --dark3: #1a1a35;
  --card-bg: #1e1e38;
  --text-main: #f0f0f8;
  --text-sub: #a0a0c0;
  --text-muted: #6060a0;
  --border: rgba(255,255,255,0.08);
  --gradient-brand: linear-gradient(135deg, #ff4e6a 0%, #ff8c42 100%);
  --gradient-cool: linear-gradient(135deg, #7b2fff 0%, #00c9ff 100%);
  --gradient-dark: linear-gradient(180deg, #0d0d1a 0%, #13132a 100%);
  --shadow-card: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 20px rgba(255,78,106,0.3);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background: var(--dark);
  color: var(--text-main);
  line-height: 1.7;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul,ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark2); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* ---- Typography ---- */
h1,h2,h3,h4,h5,h6 { font-weight: 700; line-height: 1.3; }
h1 { font-size: clamp(1.8rem, 4vw, 3rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2.2rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.5rem); }
h4 { font-size: 1.1rem; }
p { color: var(--text-sub); margin-bottom: 0.8rem; }

/* ---- Layout ---- */
.container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
.section { padding: 80px 0; }
.N2htj { padding: 50px 0; }
.s1eGRe { text-align: center; margin-bottom: 50px; }
.s1eGRe h2 { margin-bottom: 12px; }
.s1eGRe p { max-width: 600px; margin: 0 auto; }
.BWo66 {
  display: inline-block;
  width: 60px; height: 4px;
  background: var(--gradient-brand);
  border-radius: 2px;
  margin: 12px auto 0;
}

/* ---- Header / Navbar ---- */
#site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(13,13,26,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
#site-header.scrolled { background: rgba(13,13,26,0.98); box-shadow: 0 4px 20px rgba(0,0,0,0.5); }
.header-inner {
  display: flex; align-items: center; gap: 24px;
  height: 68px; padding: 0 20px; max-width: 1280px; margin: 0 auto;
}
.site-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.site-logo img { width: 40px; height: 40px; object-fit: contain; border-radius: 8px; }
.site-logo .logo-text { font-size: 1.2rem; font-weight: 800; background: var(--gradient-brand); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.site-nav { display: flex; align-items: center; gap: 4px; flex: 1; }
.site-nav a {
  padding: 6px 14px; border-radius: var(--radius-sm);
  font-size: 0.9rem; font-weight: 500; color: var(--text-sub);
  transition: var(--transition); white-space: nowrap;
}
.site-nav a:hover, .site-nav a.active { color: var(--text-main); background: rgba(255,78,106,0.15); }
.header-search { display: flex; align-items: center; gap: 8px; }
.header-search input {
  background: rgba(255,255,255,0.07);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 6px 16px;
  color: var(--text-main);
  font-size: 0.85rem;
  width: 180px;
  outline: none;
  transition: var(--transition);
}
.header-search input:focus { border-color: var(--primary); width: 220px; background: rgba(255,78,106,0.08); }
.header-search input::placeholder { color: var(--text-muted); }
.btn-search {
  background: var(--gradient-brand);
  border-radius: 20px;
  padding: 6px 16px;
  font-size: 0.85rem;
  color: #fff;
  font-weight: 600;
  transition: var(--transition);
}
.btn-search:hover { opacity: 0.85; transform: scale(1.03); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 4px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--text-main); border-radius: 2px; transition: var(--transition); }

/* ---- Breadcrumb ---- */
.breadcrumb {
  padding: 12px 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb span { color: var(--text-sub); }
.breadcrumb .l3epG { margin: 0 6px; }

/* ---- Hero / Banner ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center;
  overflow: hidden;
  padding-top: 68px;
}
.Ix6mQdO {
  position: absolute; inset: 0;
  background-image: url('../images/banner.jpg');
  background-size: cover; background-position: center;
  z-index: 0;
}
.Ix6mQdO::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(13,13,26,0.88) 0%, rgba(13,13,26,0.65) 50%, rgba(13,13,26,0.82) 100%);
}
.hero-content { position: relative; z-index: 1; max-width: 700px; }
.WQ6Gpj {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(255,78,106,0.15);
  border: 1px solid rgba(255,78,106,0.3);
  border-radius: 20px;
  padding: 4px 14px;
  font-size: 0.8rem; color: var(--primary);
  margin-bottom: 20px;
}
.WQ6Gpj::before { content: '●'; font-size: 0.5rem; animation: pulse 1.5s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.3} }
.hero h1 { margin-bottom: 20px; }
.hero h1 span { background: var(--gradient-brand); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.sjHDpjs5 { font-size: 1.05rem; color: var(--text-sub); margin-bottom: 32px; max-width: 560px; }
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 32px; margin-top: 48px; flex-wrap: wrap; }
.hero-stat { text-align: center; }
.hero-stat .num { font-size: 1.8rem; font-weight: 800; background: var(--gradient-brand); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero-stat .qRmF4 { font-size: 0.8rem; color: var(--text-muted); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 12px 28px; border-radius: var(--radius-sm);
  font-size: 0.95rem; font-weight: 600;
  transition: var(--transition);
}
.btn-primary { background: var(--gradient-brand); color: #fff; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-glow); }
.btn-outline { border: 1.5px solid var(--primary); color: var(--primary); }
.btn-outline:hover { background: rgba(255,78,106,0.1); transform: translateY(-2px); }
.btn-cool { background: var(--gradient-cool); color: #fff; }
.btn-cool:hover { transform: translateY(-2px); box-shadow: 0 0 20px rgba(123,47,255,0.4); }
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }

/* ---- Cards ---- */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); border-color: rgba(255,78,106,0.2); }

/* ---- Video Cards ---- */
.video-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
.video-card { background: var(--card-bg); border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--border); transition: var(--transition); cursor: pointer; }
.video-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-card); border-color: rgba(255,78,106,0.3); }
.video-thumb { position: relative; aspect-ratio: 16/9; overflow: hidden; background: var(--dark3); }
.video-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.video-card:hover .video-thumb img { transform: scale(1.06); }
.video-play-btn {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,0.35);
  opacity: 0; transition: var(--transition);
}
.video-card:hover .video-play-btn { opacity: 1; }
.mFU1B {
  width: 56px; height: 56px;
  background: rgba(255,78,106,0.9);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transform: scale(0.8); transition: var(--transition);
}
.video-card:hover .mFU1B { transform: scale(1); }
.mFU1B::after {
  content: '';
  border-left: 20px solid #fff;
  border-top: 12px solid transparent;
  border-bottom: 12px solid transparent;
  margin-left: 4px;
}
.video-duration {
  position: absolute; bottom: 8px; right: 8px;
  background: rgba(0,0,0,0.75);
  color: #fff; font-size: 0.75rem;
  padding: 2px 7px; border-radius: 4px;
}
.video-tag {
  position: absolute; top: 8px; left: 8px;
  background: var(--gradient-brand);
  color: #fff; font-size: 0.7rem; font-weight: 700;
  padding: 2px 8px; border-radius: 4px;
}
.video-info { padding: 14px; }
.video-info h4 { font-size: 0.95rem; margin-bottom: 6px; color: var(--text-main); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.video-meta { display: flex; gap: 12px; font-size: 0.78rem; color: var(--text-muted); flex-wrap: wrap; }
.video-meta span { display: flex; align-items: center; gap: 3px; }

/* ---- Section Backgrounds ---- */
.bg-dark2 { background: var(--dark2); }
.bg-dark3 { background: var(--dark3); }
.bg-gradient { background: linear-gradient(135deg, rgba(123,47,255,0.08) 0%, rgba(0,201,255,0.05) 100%); }

/* ---- Feature Grid ---- */
.xg6iIA { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 24px; }
.FRMa2mmt {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  transition: var(--transition);
}
.FRMa2mmt:hover { transform: translateY(-4px); border-color: rgba(255,78,106,0.25); box-shadow: var(--shadow-card); }
.feature-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 16px;
}
.feature-icon.brand { background: rgba(255,78,106,0.15); }
.feature-icon.cool { background: rgba(123,47,255,0.15); }
.feature-icon.warm { background: rgba(255,140,66,0.15); }
.feature-icon.cyan { background: rgba(0,201,255,0.15); }
.FRMa2mmt h3 { font-size: 1rem; margin-bottom: 8px; }
.FRMa2mmt p { font-size: 0.88rem; margin: 0; }

/* ---- Expert Cards ---- */
.Ni1KK { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 24px; }
.expert-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  text-align: center;
  transition: var(--transition);
}
.expert-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-card); border-color: rgba(255,78,106,0.25); }
.expert-avatar { position: relative; }
.expert-avatar img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.cK0cU {
  position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%);
  background: var(--gradient-brand);
  color: #fff; font-size: 0.72rem; font-weight: 700;
  padding: 3px 12px; border-radius: 20px; white-space: nowrap;
}
.expert-info { padding: 18px 16px; }
.expert-info h3 { font-size: 1rem; margin-bottom: 4px; }
.expert-info .role { font-size: 0.82rem; color: var(--primary); margin-bottom: 8px; }
.expert-info p { font-size: 0.82rem; margin-bottom: 12px; }
.jHa4BF { display: flex; justify-content: center; gap: 8px; margin-bottom: 12px; }
.jHa4BF a {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: rgba(255,255,255,0.07);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem;
  transition: var(--transition);
}
.jHa4BF a:hover { background: var(--primary); }
.poePZ7 { display: flex; gap: 8px; justify-content: center; }

/* ---- Reviews ---- */
.rbi5v { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
.review-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px;
  transition: var(--transition);
}
.review-card:hover { border-color: rgba(255,78,106,0.2); box-shadow: var(--shadow-card); }
.JGaR6 { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.pdFo7d { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; }
.z9Cks { font-weight: 600; font-size: 0.9rem; }
.VqWppn8G { color: #ffd700; font-size: 0.8rem; }
.Pvk7q { font-size: 0.88rem; color: var(--text-sub); line-height: 1.6; }
.Hr2Glklf { font-size: 0.75rem; color: var(--text-muted); margin-top: 8px; }

/* ---- FAQ ---- */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.open { border-color: rgba(255,78,106,0.3); }
.faq-question {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px;
  cursor: pointer;
  font-weight: 600; font-size: 0.95rem;
  transition: var(--transition);
}
.faq-question:hover { color: var(--primary); }
.faq-icon { width: 22px; height: 22px; border-radius: 50%; background: rgba(255,78,106,0.15); display: flex; align-items: center; justify-content: center; font-size: 1rem; flex-shrink: 0; transition: var(--transition); }
.faq-item.open .faq-icon { background: var(--primary); transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.3s; }
.faq-answer p { padding: 0 22px 18px; font-size: 0.88rem; color: var(--text-sub); margin: 0; }
.faq-item.open .faq-answer { max-height: 300px; }

/* ---- Partners ---- */
.Dy0oo { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; align-items: center; }
.T3PKsk {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 24px;
  font-size: 0.9rem; font-weight: 600;
  color: var(--text-muted);
  transition: var(--transition);
}
.T3PKsk:hover { color: var(--text-main); border-color: rgba(255,78,106,0.3); background: rgba(255,78,106,0.06); }

/* ---- Contact ---- */
.gV9dg { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.contact-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
}
.Tr6Ty { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 20px; }
.GJhiu811 { width: 40px; height: 40px; border-radius: var(--radius-sm); background: rgba(255,78,106,0.12); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0; }
.UXXs7FH { font-size: 0.78rem; color: var(--text-muted); margin-bottom: 2px; }
.Y4U5dS { font-size: 0.92rem; font-weight: 600; }
.q1UOZY { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; }
.eEZrnD1P { text-align: center; }
.eEZrnD1P img { width: 120px; height: 120px; object-fit: contain; border-radius: var(--radius-sm); border: 1px solid var(--border); }
.eEZrnD1P p { font-size: 0.78rem; color: var(--text-muted); margin-top: 6px; }

/* ---- Tags ---- */
.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(255,78,106,0.12);
  color: var(--primary);
  border: 1px solid rgba(255,78,106,0.2);
}
.tag-cool { background: rgba(123,47,255,0.12); color: #a06fff; border-color: rgba(123,47,255,0.2); }
.tag-warm { background: rgba(255,140,66,0.12); color: var(--secondary); border-color: rgba(255,140,66,0.2); }

/* ---- Share Bar ---- */
.share-bar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.share-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 16px; border-radius: 20px;
  font-size: 0.82rem; font-weight: 600;
  transition: var(--transition);
  border: 1px solid var(--border);
  color: var(--text-sub);
}
.share-btn:hover { transform: translateY(-2px); }
.share-wechat:hover { background: #07c160; border-color: #07c160; color: #fff; }
.share-weibo:hover { background: #e6162d; border-color: #e6162d; color: #fff; }
.share-douyin:hover { background: #010101; border-color: #69c9d0; color: #69c9d0; }
.share-bilibili:hover { background: #00a1d6; border-color: #00a1d6; color: #fff; }

/* ---- Footer ---- */
#site-footer {
  background: var(--dark2);
  border-top: 1px solid var(--border);
  padding: 60px 0 0;
}
.PDhMML8 { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand .I4fxI { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.footer-brand .I4fxI img { width: 36px; height: 36px; object-fit: contain; }
.footer-brand .I4fxI span { font-size: 1.1rem; font-weight: 800; background: var(--gradient-brand); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.footer-brand p { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 16px; }
.footer-col h4 { font-size: 0.9rem; margin-bottom: 16px; color: var(--text-main); }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { font-size: 0.85rem; color: var(--text-muted); transition: var(--transition); }
.footer-col ul li a:hover { color: var(--primary); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
  font-size: 0.82rem; color: var(--text-muted);
}
.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--primary); }

/* ---- Tabs ---- */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 28px; flex-wrap: wrap; }
.tab-btn {
  padding: 10px 20px;
  font-size: 0.9rem; font-weight: 600;
  color: var(--text-muted);
  border-bottom: 2px solid transparent;
  transition: var(--transition);
  cursor: pointer;
}
.tab-btn:hover { color: var(--text-main); }
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ---- Badges / Labels ---- */
.PE67uq { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: 0.72rem; font-weight: 700; }
.Sjey2PHs { background: var(--primary); color: #fff; }
.badge-new { background: #00c9ff; color: #000; }
.FtzK0s { background: var(--accent); color: #fff; }

/* ---- Stat Bar ---- */
.Ix3SMjDJ { display: flex; gap: 32px; flex-wrap: wrap; justify-content: center; }
.IMTs5zh9 { text-align: center; }
.IMTs5zh9 .num { font-size: 2.2rem; font-weight: 900; background: var(--gradient-brand); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.IMTs5zh9 .qRmF4 { font-size: 0.82rem; color: var(--text-muted); }

/* ---- How-To Steps ---- */
.m2zzPw { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 24px; }
.wMn0KbJS {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  position: relative;
  transition: var(--transition);
}
.wMn0KbJS:hover { border-color: rgba(255,78,106,0.3); transform: translateY(-3px); }
.step-num {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--gradient-brand);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; font-weight: 800; color: #fff;
  margin: 0 auto 14px;
}
.wMn0KbJS h4 { margin-bottom: 8px; }
.wMn0KbJS p { font-size: 0.85rem; margin: 0; }

/* ---- Notification Banner ---- */
.notice-bar {
  background: linear-gradient(90deg, rgba(255,78,106,0.15) 0%, rgba(123,47,255,0.15) 100%);
  border-bottom: 1px solid rgba(255,78,106,0.2);
  padding: 8px 0;
  font-size: 0.82rem;
  text-align: center;
  color: var(--text-sub);
}
.notice-bar a { color: var(--primary); font-weight: 600; }

/* ---- Inner Page Hero ---- */
.lUvTqc0 {
  padding: 120px 0 60px;
  background: linear-gradient(135deg, rgba(123,47,255,0.12) 0%, rgba(255,78,106,0.08) 100%);
  border-bottom: 1px solid var(--border);
}
.lUvTqc0 h1 { margin-bottom: 12px; }
.lUvTqc0 p { max-width: 600px; }

/* ---- Sidebar ---- */
.iJ76H4W { display: grid; grid-template-columns: 1fr 300px; gap: 32px; }
.YtzKS5N6 {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 20px;
}
.YtzKS5N6 h4 { margin-bottom: 14px; font-size: 0.95rem; border-bottom: 1px solid var(--border); padding-bottom: 10px; }
.sidebar-list li { padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 0.85rem; }
.sidebar-list li:last-child { border: none; }
.sidebar-list a { color: var(--text-sub); transition: var(--transition); }
.sidebar-list a:hover { color: var(--primary); }

/* ---- Pagination ---- */
.vCL6d { display: flex; gap: 6px; justify-content: center; margin-top: 40px; flex-wrap: wrap; }
.WJHtYO2 {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-weight: 600;
  background: var(--card-bg);
  border: 1px solid var(--border);
  color: var(--text-sub);
  transition: var(--transition);
  cursor: pointer;
}
.WJHtYO2:hover, .WJHtYO2.active { background: var(--primary); border-color: var(--primary); color: #fff; }

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .PDhMML8 { grid-template-columns: 1fr 1fr; }
  .gV9dg { grid-template-columns: 1fr; }
  .iJ76H4W { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .site-nav { display: none; position: fixed; top: 68px; left: 0; right: 0; background: var(--dark2); flex-direction: column; padding: 16px; border-bottom: 1px solid var(--border); z-index: 999; }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 10px 16px; width: 100%; }
  .nav-toggle { display: flex; }
  .header-search { display: none; }
  .hero { min-height: 85vh; }
  .hero-stats { gap: 20px; }
  .section { padding: 50px 0; }
  .PDhMML8 { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .video-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
  .Ni1KK { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
}
@media (max-width: 480px) {
  .hero-btns { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .Ix3SMjDJ { gap: 20px; }
}

/* ---- Animations ---- */
@keyframes fadeInUp { from { opacity:0; transform:translateY(30px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeIn { from { opacity:0; } to { opacity:1; } }
.animate-fadeInUp { animation: fadeInUp 0.6s ease both; }
.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }

/* ---- Lazy Load ---- */
img[data-src] { opacity: 0; transition: opacity 0.4s; }
img.loaded { opacity: 1; }

/* ---- Video Modal ---- */
.video-modal {
  display: none; position: fixed; inset: 0; z-index: 2000;
  background: rgba(0,0,0,0.85);
  align-items: center; justify-content: center;
}
.video-modal.open { display: flex; }
.modal-inner {
  position: relative;
  width: 90%; max-width: 900px;
  background: var(--dark2);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.modal-close {
  position: absolute; top: 14px; right: 14px; z-index: 10;
  width: 32px; height: 32px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; color: #fff;
  cursor: pointer; transition: var(--transition);
}
.modal-close:hover { background: var(--primary); }
.modal-video { width: 100%; aspect-ratio: 16/9; background: #000; }

/* ---- MCP Frontend Widget ---- */
.O3HbFj {
  background: linear-gradient(135deg, rgba(123,47,255,0.1) 0%, rgba(0,201,255,0.08) 100%);
  border: 1px solid rgba(123,47,255,0.2);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
}
.O3HbFj h4 { color: #a06fff; margin-bottom: 8px; }
.O3HbFj p { font-size: 0.82rem; margin-bottom: 12px; }

/* ---- MCP Widget 增强版 ---- */
.O3HbFj {
  background: linear-gradient(135deg, rgba(123,47,255,0.12) 0%, rgba(0,201,255,0.08) 100%);
  border: 1px solid rgba(123,47,255,0.25);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 30px;
}
.mcp-header { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 16px; }
.mcp-icon { font-size: 2rem; line-height: 1; }
.mcp-header h4 { color: #a06fff; margin-bottom: 4px; font-size: 1rem; }
.mcp-header p { font-size: 0.82rem; margin: 0; }
.mcp-body {}
.LmGx8 { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.mcp-tag {
  padding: 5px 12px; border-radius: 20px; font-size: 0.78rem; cursor: pointer;
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12);
  transition: var(--transition); color: var(--text-sub);
}
.mcp-tag:hover, .mcp-tag.active {
  background: rgba(123,47,255,0.25); border-color: rgba(123,47,255,0.5);
  color: #c0a0ff;
}
#mcp-input:focus { border-color: rgba(123,47,255,0.6) !important; }

/* ---- 合作品牌Logo墙 ---- */
.zivmBi1 {
  padding: 24px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}
.mKhlr2KG {
  text-align: center; font-size: 0.78rem; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 2px; margin-bottom: 16px;
}
.partners-logos {
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; align-items: center;
}
.Pst1XVx { flex-shrink: 0; }
.BQNcdp1p {
  width: 72px; height: 48px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.65rem; font-weight: 700; color: #fff; text-align: center;
  line-height: 1.3; letter-spacing: 0.5px;
  transition: var(--transition); opacity: 0.75;
}
.BQNcdp1p:hover { opacity: 1; transform: translateY(-2px); }

/* ---- 信任徽章 ---- */
.trust-badges {
  display: flex; flex-direction: column; gap: 6px; margin: 14px 0;
}
.trust-item {
  font-size: 0.78rem; color: var(--text-sub);
  padding: 4px 0;
}

/* ---- 面包屑增强 ---- */
.breadcrumb {
  padding: 12px 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.breadcrumb a { color: var(--primary); }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb .l3epG { margin: 0 8px; }

/* ---- 专家资质卡片增强 ---- */
.expert-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.expert-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-glow); }
.expert-avatar { position: relative; }
.expert-avatar img { width: 100%; height: 220px; object-fit: cover; }
.cK0cU {
  position: absolute; bottom: 12px; left: 12px;
  background: var(--gradient-brand); color: #fff;
  font-size: 0.72rem; padding: 4px 10px; border-radius: 20px; font-weight: 600;
}
.expert-info { padding: 20px; }
.expert-info h3 { margin-bottom: 4px; }
.expert-info .role { color: var(--primary); font-size: 0.85rem; margin-bottom: 10px; font-weight: 600; }
.expert-info p { font-size: 0.85rem; margin-bottom: 12px; }
.fId2sO {
  display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px;
}
.Wg9evmAj {
  font-size: 0.72rem; padding: 3px 8px; border-radius: 4px;
  background: rgba(255,78,106,0.1); border: 1px solid rgba(255,78,106,0.2);
  color: var(--primary);
}
.jHa4BF { display: flex; gap: 8px; margin-bottom: 12px; }
.jHa4BF a {
  width: 30px; height: 30px; border-radius: 50%;
  background: rgba(255,255,255,0.08); display: flex; align-items: center;
  justify-content: center; font-size: 0.78rem; font-weight: 700;
  transition: var(--transition);
}
.jHa4BF a:hover { background: var(--primary); color: #fff; }
.poePZ7 { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---- 视频Schema标记（视觉辅助） ---- */
.video-schema-mark {
  display: inline-block;
  font-size: 0.65rem; padding: 2px 6px; border-radius: 3px;
  background: rgba(0,201,255,0.1); border: 1px solid rgba(0,201,255,0.2);
  color: var(--accent2); margin-left: 6px; vertical-align: middle;
}

/* ---- 页面Hero通用 ---- */
.lUvTqc0 {
  padding: 100px 20px 60px;
  text-align: center;
  background: linear-gradient(180deg, var(--dark2) 0%, var(--dark) 100%);
  border-bottom: 1px solid var(--border);
}
.lUvTqc0 h1 { margin-bottom: 16px; }
.lUvTqc0 p { max-width: 600px; margin: 0 auto; font-size: 1rem; }

/* ---- 联系信息 ---- */
.gV9dg { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.contact-card {
  background: var(--card-bg); border-radius: var(--radius-lg);
  padding: 28px; border: 1px solid var(--border);
}
.Tr6Ty { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 16px; }
.GJhiu811 { font-size: 1.2rem; line-height: 1; flex-shrink: 0; margin-top: 2px; }
.UXXs7FH { font-size: 0.75rem; color: var(--text-muted); margin-bottom: 2px; }
.Y4U5dS { font-size: 0.9rem; font-weight: 500; }
.q1UOZY { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.eEZrnD1P { text-align: center; }
.eEZrnD1P img { border-radius: var(--radius-sm); margin: 0 auto 6px; }
.eEZrnD1P p { font-size: 0.72rem; color: var(--text-muted); margin: 0; }

/* ---- 标签 ---- */
.tag {
  display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 0.75rem;
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1);
  color: var(--text-sub);
}
.tag-warm { background: rgba(255,140,66,0.1); border-color: rgba(255,140,66,0.2); color: var(--secondary); }
.tag-cool { background: rgba(123,47,255,0.1); border-color: rgba(123,47,255,0.2); color: #a06fff; }

/* ---- 响应式补充 ---- */
@media (max-width: 768px) {
  .gV9dg { grid-template-columns: 1fr; }
  .partners-logos { gap: 8px; }
  .BQNcdp1p { width: 60px; height: 40px; font-size: 0.6rem; }
  .mcp-header { flex-direction: column; }
  .trust-badges { flex-direction: column; }
}