/* Design Philosophy: 电影分镜编辑主义。用胶片边框、深暖材质、栏目编号和不对称排版塑造原创品牌识别。 */
:root {
  --bg: #0f1115;
  --bg-soft: #171a20;
  --panel: #1f242d;
  --panel-alt: #262b35;
  --line: rgba(240, 234, 223, 0.16);
  --line-strong: rgba(208, 167, 108, 0.4);
  --text: #f0eadf;
  --muted: #b9ae9e;
  --accent: #cf6d4e;
  --gold: #d0a76c;
  --green: #879476;
  --shadow: 0 28px 60px rgba(0, 0, 0, 0.28);
  --radius: 24px;
  --radius-sm: 16px;
  --container: 1240px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(207,109,78,0.16), transparent 30%),
    radial-gradient(circle at bottom right, rgba(208,167,108,0.12), transparent 22%),
    linear-gradient(180deg, #11141b 0%, #0d1015 100%);
  color: var(--text);
  line-height: 1.75;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
video { display: block; width: 100%; }
.container { width: min(calc(100% - 32px), var(--container)); margin: 0 auto; }
.site-header {
  position: sticky; top: 0; z-index: 50; backdrop-filter: blur(16px);
  background: rgba(15, 17, 21, 0.84); border-bottom: 1px solid var(--line);
}
.header-inner { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 24px; min-height: 92px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand > img:first-child { width: 46px; height: 46px; border-radius: 14px; background: rgba(255,255,255,0.08); padding: 6px; border: 1px solid rgba(255,255,255,0.08); }
.brand-logo { width: 168px; max-height: 54px; object-fit: contain; }
.main-nav { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; }
.main-nav a, .header-cta, .expert-actions a, .share-links a { border: 1px solid var(--line); border-radius: 999px; padding: 10px 16px; transition: 0.28s ease; }
.main-nav a:hover, .main-nav a.is-active, .header-cta:hover, .hero-actions a:hover, .expert-actions a:hover, .share-links a:hover { transform: translateY(-2px); border-color: var(--line-strong); background: rgba(208, 167, 108, 0.1); box-shadow: 0 12px 30px rgba(0, 0, 0, 0.22); }
.header-cta, .hero-actions a { background: linear-gradient(135deg, var(--accent), #b85a41); color: #fff7ed; font-weight: 700; }
.hero { position: relative; padding: 32px 0 72px; overflow: hidden; }
.hero-media { position: absolute; inset: 0 0 auto 0; height: 760px; overflow: hidden; opacity: 0.35; mask-image: linear-gradient(180deg, #000 0%, #000 58%, transparent 100%); }
.hero-media img { width: 100%; height: 100%; object-fit: cover; filter: saturate(0.88) contrast(1.02) brightness(0.66); }
.hero-filmstrip { position: absolute; inset: 0 auto 0 0; width: 86px; background: repeating-linear-gradient(to bottom, transparent 0 18px, rgba(0,0,0,0.35) 18px 42px), linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0)); border-right: 1px solid rgba(255,255,255,0.12); }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.25fr 0.75fr; gap: 28px; align-items: end; min-height: 680px; }
.hero-copy { padding-top: 86px; }
.eyebrow, .section-no, .panel-label { text-transform: uppercase; letter-spacing: 0.16em; font-size: 12px; color: var(--gold); margin: 0 0 14px; }
h1, h2, h3, h4, h5, h6 { margin: 0; line-height: 1.15; font-weight: 800; letter-spacing: -0.03em; }
h1 { font-size: clamp(2.7rem, 7vw, 5.4rem); max-width: 920px; }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); }
h3 { font-size: 1.28rem; }
h6 { font-size: 1rem; margin-bottom: 16px; }
p { margin-top: 0; }
.hero-intro, .split-title > p, .editorial-copy p, .ai-copy p, .company-grid p, .json-grid p, .detail-player p, .detail-aside p, .page-columns p { color: var(--muted); font-size: 1.04rem; max-width: 780px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }
.hero-actions .secondary { background: transparent; color: var(--text); }
.hero-kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 34px; }
.hero-kpis article, .hero-panel, .feature-card, .video-card, .expert-card, .review-card, .aside-box, .faq-item, .company-photo-box, .json-grid pre, .detail-note-box { background: linear-gradient(180deg, rgba(31, 36, 45, 0.92), rgba(19, 22, 29, 0.95)); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.hero-kpis article { padding: 20px 18px; }
.hero-kpis strong { display: block; font-size: 2rem; color: var(--text); }
.hero-kpis span { display: block; color: var(--muted); font-size: 0.95rem; }
.hero-panel, .feature-card, .expert-card, .review-card, .aside-box, .detail-note-box { padding: 24px; position: relative; overflow: hidden; }
.hero-panel::before, .video-card::before, .feature-card::before, .expert-card::before, .aside-box::before, .review-card::before, .detail-note-box::before { content: ""; position: absolute; inset: 12px; border: 1px dashed rgba(208, 167, 108, 0.18); border-radius: inherit; pointer-events: none; }
.keyword-cloud { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.keyword-cloud span, .chip-row span, .video-tags span, .detail-tags span, .partner-wall span { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08); color: var(--text); border-radius: 999px; padding: 8px 12px; font-size: 0.95rem; }
.ticker-section { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,0.02); }
.ticker-wrap { display: grid; grid-template-columns: 220px 1fr; align-items: center; min-height: 72px; gap: 18px; }
.ticker-title { color: var(--gold); font-weight: 700; }
.ticker-track { overflow: hidden; white-space: nowrap; color: var(--muted); }
.ticker-track span { display: inline-block; padding-left: 100%; animation: ticker 24s linear infinite; }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-100%); } }
.section { padding: 88px 0; }
.shell-section, .experts-section, .reviews-section, .share-section, .trust-section, .page-section { background: linear-gradient(180deg, rgba(255,255,255,0.01), transparent); }
.alt-section { background: linear-gradient(180deg, rgba(255,255,255,0.03), transparent); }
.split-title { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: 22px; align-items: end; margin-bottom: 28px; }
.feature-grid, .expert-grid, .review-grid, .video-grid, .page-columns, .page-intro-grid, .trust-grid { display: grid; gap: 22px; }
.feature-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.video-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.video-card { position: relative; overflow: hidden; transition: 0.28s ease; }
.video-card:hover { transform: translateY(-6px); }
.video-link { display: block; height: 100%; }
.video-preview { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.video-preview::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0.06), rgba(0,0,0,0.48)); }
.video-preview video, .editorial-photo img, .ai-photo img, .company-photo-box img { width: 100%; height: 100%; object-fit: cover; }
.video-no, .video-badge, .video-duration, .video-play { position: absolute; z-index: 2; border-radius: 999px; padding: 7px 12px; background: rgba(15,17,21,0.76); border: 1px solid rgba(255,255,255,0.12); font-size: 0.88rem; }
.video-no { left: 16px; top: 16px; color: var(--gold); }
.video-badge { right: 16px; top: 16px; }
.video-duration { left: 16px; bottom: 16px; }
.video-play { right: 16px; bottom: 16px; color: #fff7ed; background: rgba(207,109,78,0.82); }
.video-copy { padding: 22px; }
.video-meta, .expert-social, .company-meta { display: flex; flex-wrap: wrap; gap: 10px 18px; color: var(--muted); font-size: 0.92rem; margin-top: 16px; }
.video-tags, .chip-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.editorial-grid, .ai-grid, .company-grid, .faq-grid, .json-grid, .detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: stretch; }
.editorial-photo, .ai-photo, .company-photo-box { border-radius: var(--radius); overflow: hidden; min-height: 480px; box-shadow: var(--shadow); }
.community-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 24px; }
.community-list article { padding: 20px; border-radius: var(--radius-sm); background: rgba(255,255,255,0.04); border: 1px solid var(--line); }
.timeline-list, .steps { padding-left: 24px; color: var(--muted); }
.partner-board { display: grid; gap: 20px; }
.partner-wall { display: flex; flex-wrap: wrap; gap: 14px; }
.json-grid pre { padding: 24px; overflow: auto; white-space: pre-wrap; color: #f7f2eb; font-size: 0.94rem; margin: 0; }
.review-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.faq-item { padding: 0; overflow: hidden; margin-bottom: 14px; }
.faq-item summary { list-style: none; cursor: pointer; padding: 20px 24px; font-size: 1.02rem; font-weight: 700; }
.faq-item p { padding: 0 24px 24px; margin: 0; color: var(--muted); }
.share-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 24px; align-items: center; }
.share-links { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.share-links a { display: flex; flex-direction: column; gap: 6px; background: rgba(255,255,255,0.03); }
.share-links small { color: var(--muted); }
.page-columns, .page-intro-grid, .trust-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.inner-header { position: static; }
.inner-main { padding-top: 18px; }
.inner-hero, .detail-shell { padding: 40px 0 18px; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 10px; color: var(--muted); margin-bottom: 18px; }
.crumb-sep { color: var(--gold); }
.detail-player video { margin-top: 20px; border-radius: var(--radius); border: 1px solid var(--line); background: #000; box-shadow: var(--shadow); }
.detail-aside { display: grid; gap: 20px; }
.detail-note-box { margin-top: 20px; }
.site-footer { border-top: 1px solid var(--line); background: linear-gradient(180deg, #13171e, #0f1115); padding-top: 48px; }
.footer-grid { display: grid; grid-template-columns: 1.1fr 0.8fr 1fr; gap: 24px; align-items: start; padding-bottom: 28px; }
.footer-brandline { display: flex; gap: 16px; align-items: flex-start; }
.footer-brandline img { width: 152px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 10px; }
.footer-links a { color: var(--muted); }
.qr-wrap { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.qr-wrap figure { margin: 0; }
.qr-wrap figcaption, .footer-small, .footer-note { color: var(--muted); font-size: 0.92rem; }
.footer-note { border-top: 1px solid var(--line); padding: 18px 0 28px; }
@media (max-width: 1100px) {
  .header-inner, .hero-grid, .editorial-grid, .ai-grid, .company-grid, .faq-grid, .json-grid, .detail-grid, .split-title, .share-grid, .footer-grid, .page-columns, .page-intro-grid, .trust-grid { grid-template-columns: 1fr; }
  .feature-grid, .video-grid, .review-grid, .expert-grid, .share-links { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-kpis { grid-template-columns: repeat(2, 1fr); }
  .community-list { grid-template-columns: 1fr; }
  .main-nav { justify-content: flex-start; }
}
@media (max-width: 720px) {
  .container { width: min(calc(100% - 24px), var(--container)); }
  .feature-grid, .video-grid, .review-grid, .expert-grid, .share-links, .qr-wrap { grid-template-columns: 1fr; }
  .hero { padding-bottom: 36px; }
  .hero-copy { padding-top: 56px; }
  .hero-kpis { grid-template-columns: 1fr; }
  .ticker-wrap { grid-template-columns: 1fr; padding: 12px 0; }
  .header-inner { padding: 14px 0; }
  .brand-logo { width: 144px; }
}