/*
Design reminder for this file:
- 设计哲学：国风电竞片场 / 烟云叙事视觉
- 核心原则：非对称布局、深色片场氛围、视频时间轴细节、品牌前置、避免模板化居中页面
- 视觉关键词：夜墨蓝、苍山青、砂金、朱砂点缀、云雾、影棚、视频轨道
*/
:root {
  --bg: #08111e;
  --bg-soft: #0f1d2f;
  --panel: rgba(12, 26, 40, 0.84);
  --line: rgba(121, 172, 168, 0.24);
  --text: #edf4f1;
  --muted: #a7bac0;
  --teal: #7dd6c9;
  --teal-deep: #1a7f7b;
  --gold: #ddc08a;
  --orange: #ff9f5a;
  --red: #c96f67;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at top right, rgba(25, 81, 88, 0.18), transparent 30%),
    linear-gradient(180deg, #08111e 0%, #0d1828 42%, #101f31 100%);
  color: var(--text);
  line-height: 1.7;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1220px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(4, 13, 24, 0.82);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: grid; grid-template-columns: 310px 1fr; gap: 32px; align-items: center;
  padding: 16px 0;
}
.brand-box { display: flex; gap: 14px; align-items: center; }
.brand-box strong { display: block; font-size: 1.3rem; letter-spacing: 0.04em; color: var(--gold); }
.brand-box span, .footer-text, .search-tip { color: var(--muted); font-size: 0.95rem; }
.nav-row {
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: flex-end;
}
.nav-link {
  padding: 10px 14px; border: 1px solid transparent; border-radius: 999px;
  color: #dde7e2; transition: all .25s ease;
}
.nav-link:hover, .nav-link.is-active { border-color: rgba(221, 192, 138, 0.4); background: rgba(221, 192, 138, 0.08); color: var(--gold); }
.search-strip { border-top: 1px solid rgba(121, 172, 168, 0.1); background: rgba(6, 17, 29, 0.9); }
.search-inner { padding: 14px 0 18px; }
.search-label { display: block; margin-bottom: 8px; color: var(--gold); font-weight: 700; }
.search-form { display: grid; grid-template-columns: 1fr 140px; gap: 10px; }
.search-form input {
  padding: 14px 16px; border: 1px solid rgba(125, 214, 201, 0.2); border-radius: 14px;
  background: rgba(255,255,255,0.06); color: var(--text);
}
.search-form button, .primary-btn, .ghost-btn, .share-btn {
  border: none; border-radius: 14px; padding: 14px 18px; font-weight: 700; transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.search-form button, .primary-btn {
  background: linear-gradient(135deg, var(--gold), #c99853); color: #10151d; box-shadow: 0 14px 28px rgba(221, 192, 138, 0.18);
}
.ghost-btn, .share-btn {
  background: rgba(125, 214, 201, 0.1); color: var(--teal); border: 1px solid rgba(125, 214, 201, 0.25);
}
.search-form button:hover, .primary-btn:hover, .ghost-btn:hover, .share-btn:hover { transform: translateY(-2px); }
.hero-section { position: relative; min-height: 92vh; overflow: hidden; border-bottom: 1px solid var(--line); }
.hero-bg {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  filter: brightness(0.5) saturate(1.05);
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(6, 14, 24, 0.92) 0%, rgba(8, 17, 30, 0.72) 35%, rgba(8, 17, 30, 0.25) 100%);
}
.hero-content {
  position: relative; z-index: 1; display: grid; align-content: end; min-height: 92vh;
  padding: 110px 0 74px; max-width: 760px;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px; margin: 0 0 14px; color: var(--teal); text-transform: uppercase; letter-spacing: 0.16em; font-size: .82rem;
}
h1, h2, h3, h4, h5, h6 {
  line-height: 1.15; margin: 0 0 16px; font-weight: 800;
}
h1 { font-size: clamp(2.5rem, 5vw, 4.9rem); max-width: 14ch; }
h2 { font-size: clamp(1.7rem, 2.8vw, 3rem); max-width: 20ch; }
h3 { font-size: 1.15rem; }
.lead { color: #dce9e5; max-width: 64ch; font-size: 1.05rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 28px 0 32px; }
.hero-stats { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 14px; list-style: none; padding: 0; margin: 0; }
.hero-stats li, .review-card, .faq-item, .json-card, .prose-card, .entertainment-grid article {
  background: rgba(7, 21, 33, 0.76); border: 1px solid var(--line); border-radius: 24px; box-shadow: var(--shadow);
}
.hero-stats li { padding: 18px 20px; }
.hero-stats strong { display: block; font-size: 1.7rem; color: var(--gold); }
.hero-stats span { color: var(--muted); font-size: 0.92rem; }
.section-block { padding: 82px 0; }
.section-heading { display: flex; gap: 24px; justify-content: space-between; align-items: end; margin-bottom: 28px; }
.section-heading p { color: var(--muted); max-width: 34ch; }
.video-grid {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px;
}
.video-card a { display: block; overflow: hidden; border-radius: 24px; background: rgba(7, 21, 33, 0.76); border: 1px solid var(--line); box-shadow: var(--shadow); }
.video-thumb { position: relative; overflow: hidden; }
.video-thumb img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; transition: transform .4s ease, filter .4s ease; }
.video-chip {
  position: absolute; left: 18px; top: 18px; padding: 6px 12px; border-radius: 999px; background: rgba(8, 17, 30, 0.88); color: var(--gold); font-size: .84rem; border: 1px solid rgba(221, 192, 138, 0.22);
}
.play-btn {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%) scale(.8);
  width: 82px; height: 82px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(255, 159, 90, 0.9); color: #10151d; font-size: 1.8rem; opacity: 0; transition: all .28s ease;
  box-shadow: 0 20px 40px rgba(255, 159, 90, 0.28);
}
.video-card:hover .play-btn { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.video-card:hover .video-thumb img { transform: scale(1.04); filter: brightness(.68); }
.video-copy { padding: 18px 18px 20px; }
.video-copy p { margin: 0; color: var(--muted); }
.split-grid {
  display: grid; grid-template-columns: 1.02fr .98fr; gap: 32px; align-items: center;
}
.split-grid.reverse { grid-template-columns: .98fr 1.02fr; }
.split-grid img, .sub-hero-grid img { border-radius: 28px; box-shadow: var(--shadow); border: 1px solid rgba(125, 214, 201, 0.16); }
.dark-block { background: linear-gradient(180deg, rgba(8, 17, 30, 0.36), rgba(5, 12, 22, 0.84)); }
.feature-list, .howto-list { margin: 0; padding-left: 1.2rem; color: #dbe7e4; }
.feature-list li, .howto-list li { margin-bottom: 12px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.tag-row span {
  padding: 8px 14px; border-radius: 999px; background: rgba(125, 214, 201, 0.12); color: var(--teal); border: 1px solid rgba(125, 214, 201, 0.2);
}
.entertainment-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.entertainment-grid article { padding: 24px; }
.json-layout { display: block; }
.json-card {
  margin: 0; padding: 24px; color: #d9efeb; font-family: "Consolas", "SFMono-Regular", monospace; white-space: pre-wrap;
  overflow: auto; max-height: 620px;
}
.faq-grid, .review-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.faq-item { padding: 20px 22px; }
.faq-item summary { cursor: pointer; font-weight: 700; color: var(--gold); }
.faq-item p { color: var(--muted); margin-bottom: 0; }
.review-card { padding: 22px; }
.review-card p { color: #d9e7e4; }
.review-card span { color: var(--gold); font-weight: 700; }
.contact-block .lead { line-height: 1.9; }
.share-row { display: flex; flex-wrap: wrap; gap: 14px; }
.site-footer {
  padding: 44px 0 0; border-top: 1px solid var(--line); background: rgba(4, 11, 21, 0.96);
}
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 28px; padding-bottom: 24px; }
.footer-brand { display: flex; gap: 14px; align-items: center; margin-bottom: 12px; }
.footer-brand strong { display: block; color: var(--gold); font-size: 1.24rem; }
.qr-grid { display: flex; gap: 16px; flex-wrap: wrap; }
.qr-grid figure { margin: 0; text-align: center; color: var(--muted); }
.qr-grid img { border-radius: 14px; background: white; padding: 10px; }

.sub-hero { padding: 68px 0 10px; }
.sub-hero-grid {
  display: grid; grid-template-columns: .95fr 1.05fr; gap: 28px; align-items: center;
}
.breadcrumbs { color: var(--muted); margin-bottom: 16px; }
.prose-card { padding: 28px; }
.toast {
  position: fixed; right: 20px; bottom: 20px; z-index: 999; background: rgba(7, 21, 33, 0.96); color: var(--text);
  border: 1px solid rgba(221, 192, 138, 0.25); box-shadow: var(--shadow); border-radius: 16px; padding: 14px 18px; opacity: 0; transform: translateY(16px); transition: all .25s ease;
}
.toast.show { opacity: 1; transform: translateY(0); }
@media (max-width: 1080px) {
  .header-inner, .split-grid, .sub-hero-grid, .footer-grid, .section-heading { grid-template-columns: 1fr; display: grid; }
  .nav-row { justify-content: flex-start; }
  .video-grid, .faq-grid, .review-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .entertainment-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 720px) {
  .container { width: min(100% - 20px, 1220px); }
  h1 { max-width: none; }
  .search-form, .hero-stats, .video-grid, .faq-grid, .review-grid, .entertainment-grid { grid-template-columns: 1fr; }
  .hero-content { padding-top: 92px; min-height: 86vh; }
  .share-row { flex-direction: column; align-items: stretch; }
  .brand-box { align-items: flex-start; }
}

.trust-grid, .card-grid {
  display: grid;
  gap: 20px;
}
.trust-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.xx4680d { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.h5-video-card a, .info-card {
  display: block;
  overflow: hidden;
  border-radius: 24px;
  background: rgba(7, 21, 33, 0.76);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.h5-video-shell { position: relative; overflow: hidden; }
.h5-video-shell video {
  width: 100%; aspect-ratio: 16 / 9; object-fit: cover; display: block;
  filter: brightness(.78); background: #09111d;
  transition: transform .35s ease, filter .35s ease;
}
.h5-video-card:hover .h5-video-shell video { transform: scale(1.04); filter: brightness(.62); }
.info-card { padding: 24px; }
.info-card p { margin: 0; color: #dce8e4; }
.info-card h3 { color: var(--gold); }
.meta-board p { color: #dce8e4; }
.four-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.three-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.two-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 1080px) {
  .trust-grid, .four-grid, .three-grid, .xx4680d { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 720px) {
  .trust-grid, .four-grid, .three-grid, .two-grid, .xx4680d { grid-template-columns: 1fr; }
}