:root{
  --bg:#0d0f14;
  --bg-soft:#151922;
  --bg-card:#1b2029;
  --line:#2a3040;
  --text:#eef1f6;
  --text-dim:#9aa4b5;
  --accent:#ff7a2f;
  --accent-deep:#e85c12;
  --accent-soft:rgba(255,122,47,.14);
  --radius:14px;
  --max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 18px;}

/* header */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(13,15,20,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-bar{
  display:flex;align-items:center;gap:16px;
  height:60px;
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-weight:700;font-size:17px;letter-spacing:.5px;
  white-space:nowrap;
}
.brand img{width:34px;height:34px;border-radius:9px;object-fit:cover;}
.nav-links{
  display:none;gap:22px;font-size:14px;color:var(--text-dim);
  margin-left:auto;
}
.nav-links a:hover{color:var(--text);}
.nav-cta{
  margin-left:auto;
  background:var(--accent);
  color:#1a0d04;
  font-weight:700;font-size:14px;
  padding:8px 16px;border-radius:999px;
  white-space:nowrap;
  transition:transform .18s ease, background .18s ease;
}
.nav-cta:hover{background:#ff8d4d;transform:translateY(-1px);}

/* hero */
.hero{
  position:relative;
  padding:34px 0 46px;
  background:
    radial-gradient(700px 380px at 80% 0%, rgba(255,122,47,.18), transparent 70%),
    radial-gradient(500px 300px at 0% 40%, rgba(90,120,255,.12), transparent 70%);
}
.hero-inner{display:grid;gap:28px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;color:var(--accent);
  background:var(--accent-soft);
  border:1px solid rgba(255,122,47,.3);
  padding:5px 12px;border-radius:999px;
  margin-bottom:16px;
}
.hero h1{
  font-size:30px;line-height:1.3;letter-spacing:.5px;
  margin-bottom:16px;
}
.hero h1 em{font-style:normal;color:var(--accent);}
.hero-lead{
  color:var(--text-dim);font-size:15px;max-width:520px;margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;}
.btn-primary{
  display:inline-block;
  background:linear-gradient(135deg,var(--accent),var(--accent-deep));
  color:#1a0d04;font-weight:700;font-size:15px;
  padding:13px 30px;border-radius:999px;
  box-shadow:0 10px 26px rgba(255,122,47,.28);
  transition:transform .18s ease, box-shadow .18s ease;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,122,47,.36);}
.btn-ghost{
  display:inline-block;
  border:1px solid var(--line);color:var(--text-dim);
  padding:12px 24px;border-radius:999px;font-size:14px;
  transition:color .18s ease,border-color .18s ease;
}
.btn-ghost:hover{color:var(--text);border-color:#3d465c;}
.hero-facts{
  display:flex;gap:26px;margin-top:30px;flex-wrap:wrap;
}
.fact b{display:block;font-size:19px;color:var(--accent);}
.fact span{font-size:12.5px;color:var(--text-dim);}

.hero-banner{
  position:relative;
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--bg-card);
}
.banner-shot{position:relative;}
.banner-shot > img{
  width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;
}
.banner-caption{
  position:absolute;inset:auto 0 0 0;
  padding:22px;
  background:linear-gradient(to top, rgba(8,10,14,.96), rgba(8,10,14,.55) 55%, transparent);
}
.banner-caption h2{font-size:20px;margin-bottom:6px;}
.banner-caption p{font-size:13.5px;color:#cfd6e2;margin-bottom:14px;max-width:420px;}
.banner-play{
  display:inline-block;font-size:13.5px;font-weight:700;
  background:var(--accent);color:#1a0d04;
  padding:8px 20px;border-radius:999px;
}
.banner-bar{
  display:flex;gap:8px;align-items:center;
  padding:12px 18px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-dim);overflow-x:auto;
}
.banner-bar button{
  background:transparent;border:1px solid var(--line);
  color:var(--text-dim);border-radius:999px;
  padding:5px 14px;font-size:12.5px;cursor:pointer;
  font-family:inherit;white-space:nowrap;
}
.banner-bar button.active{color:#1a0d04;background:var(--accent);border-color:var(--accent);}

/* section generic */
.section{padding:46px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap;}
.section-head h2{font-size:22px;letter-spacing:.4px;}
.section-head h2 span{color:var(--accent);}
.section-sub{font-size:13.5px;color:var(--text-dim);max-width:520px;margin-top:6px;}
.more-link{font-size:13px;color:var(--accent);white-space:nowrap;}

/* card flow */
.card-flow{
  display:grid;
  grid-auto-flow:column;
  grid-auto-columns:150px;
  gap:14px;
  overflow-x:auto;
  padding-bottom:14px;
  scroll-snap-type:x proximity;
  -webkit-overflow-scrolling:touch;
}
.card-flow::-webkit-scrollbar{height:6px;}
.card-flow::-webkit-scrollbar-thumb{background:#2f3646;border-radius:99px;}
.poster-card{
  scroll-snap-align:start;
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:12px;
  overflow:hidden;
  transition:transform .2s ease, border-color .2s ease;
}
.poster-card:hover{transform:translateY(-4px);border-color:#3a4considered;}
.poster-card:hover{border-color:#3a4considered;}
.poster-wrap{position:relative;}
.poster-wrap img{width:100%;aspect-ratio:2/3;object-fit:cover;}
.badge{
  position:absolute;top:8px;left:8px;
  font-size:11px;font-weight:700;
  padding:2px 8px;border-radius:6px;
  background:rgba(255,122,47,.92);color:#1a0d04;
}
.badge.new{background:#ffd75e;}
.poster-meta{padding:10px 10px 12px;}
.poster-meta h3{font-size:13.5px;font-weight:600;line-height:1.4;margin-bottom:5px;
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;}
.poster-meta .sub{font-size:11.5px;color:var(--text-dim);display:flex;justify-content:space-between;gap:6px;}
.tags{display:flex;gap:5px;flex-wrap:wrap;margin-top:8px;}
.tags span{font-size:10.5px;color:var(--accent);background:var(--accent-soft);padding:1px 7px;border-radius:5px;}

/* category */
.cat-grid{display:grid;gap:14px;}
.cat-block{
  background:var(--bg-soft);border:1px solid var(--line);
  border-radius:var(--radius);padding:18px;
}
.cat-block h3{font-size:14.5px;margin-bottom:12px;color:var(--text);}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;}
.chip{
  font-size:12.5px;color:var(--text-dim);
  border:1px solid var(--line);border-radius:999px;
  padding:5px 13px;transition:all .18s ease;
}
.chip:hover{color:var(--text);border-color:var(--accent);background:var(--accent-soft);}

/* charts */
.chart-tabs{display:flex;gap:8px;margin-bottom:20px;flex-wrap:wrap;}
.chart-tabs button{
  background:transparent;border:1px solid var(--line);
  color:var(--text-dim);font-size:13px;font-family:inherit;
  padding:7px 16px;border-radius:999px;cursor:pointer;
}
.chart-tabs button.active{background:var(--accent);color:#1a0d04;border-color:var(--accent);font-weight:700;}
.chart-list{display:grid;gap:12px;}
.chart-item{
  display:flex;gap:14px;align-items:center;
  background:var(--bg-soft);border:1px solid var(--line);
  border-radius:12px;padding:12px;
}
.rank{
  font-size:22px;font-weight:800;font-style:italic;
  color:var(--text-dim);width:34px;flex-shrink:0;text-align:center;
}
.chart-item:nth-child(1) .rank{color:var(--accent);}
.chart-item:nth-child(2) .rank{color:#ffb84d;}
.chart-item:nth-child(3) .rank{color:#9fb6ff;}
.chart-item img{
  width:56px;height:78px;object-fit:cover;border-radius:8px;flex-shrink:0;
}
.chart-info{min-width:0;}
.chart-info h3{font-size:14.5px;margin-bottom:4px;}
.chart-info p{font-size:12.5px;color:var(--text-dim);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.chart-info .sub{font-size:11.5px;color:#6f798c;margin-top:6px;}

/* feature / editorial */
.feature{
  display:grid;gap:0;
  background:var(--bg-soft);
  border:1px solid var(--line);
  border-radius:18px;
  overflow:hidden;
}
.feature-img img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;}
.feature-text{padding:24px 22px;}
.feature-text h2{font-size:21px;margin-bottom:12px;line-height:1.4;}
.feature-text h2 span{color:var(--accent);}
.feature-text p{color:var(--text-dim);font-size:14px;margin-bottom:14px;}
.feature-list{display:grid;gap:9px;margin-bottom:20px;}
.feature-list li{
  font-size:13.5px;color:#c8d0dd;padding-left:18px;position:relative;
}
.feature-list li::before{
  content:"";position:absolute;left:0;top:9px;
  width:7px;height:7px;border-radius:50%;background:var(--accent);
}

/* gallery wall */
.wall{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:10px;
}
.wall figure{
  position:relative;border-radius:10px;overflow:hidden;
  border:1px solid var(--line);background:var(--bg-card);
}
.wall img{width:100%;aspect-ratio:2/3;object-fit:cover;}
.wall figcaption{
  position:absolute;inset:auto 0 0 0;
  font-size:11px;padding:14px 8px 7px;color:#dfe5ef;
  background:linear-gradient(to top,rgba(8,10,14,.94),transparent);
}

/* steps */
.steps{display:grid;gap:14px;}
.step{
  background:var(--bg-soft);border:1px solid var(--line);
  border-radius:var(--radius);padding:20px;
}
.step .num{
  display:inline-flex;align-items:center;justify-content:center;
  width:28px;height:28px;border-radius:8px;
  background:var(--accent-soft);color:var(--accent);
  font-size:13px;font-weight:800;margin-bottom:12px;
}
.step h3{font-size:15px;margin-bottom:7px;}
.step p{font-size:13.5px;color:var(--text-dim);}

/* faq */
.faq{display:grid;gap:10px;}
.faq details{
  background:var(--bg-soft);border:1px solid var(--line);
  border-radius:12px;padding:14px 18px;
}
.faq summary{
  cursor:pointer;font-size:14.5px;font-weight:600;
  list-style:none;display:flex;justify-content:space-between;gap:12px;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{content:"+";color:var(--accent);font-weight:400;font-size:18px;line-height:1;}
.faq details[open] summary::after{content:"−";}
.faq p{font-size:13.5px;color:var(--text-dim);margin-top:10px;}

/* download band */
.band{
  margin:10px 0 0;
  border-radius:18px;
  padding:32px 22px;
  background:
    radial-gradient(500px 240px at 90% 0%, rgba(255,122,47,.22), transparent 70%),
    var(--bg-soft);
  border:1px solid var(--line);
  text-align:center;
}
.band h2{font-size:22px;margin-bottom:10px;}
.band p{color:var(--text-dim);font-size:14px;max-width:520px;margin:0 auto 22px;}

/* footer */
.site-footer{
  margin-top:52px;
  border-top:1px solid var(--line);
  padding:28px 0 30px;
  font-size:12px;color:#6f798c;
}
.footer-links{display:flex;flex-wrap:wrap;gap:18px;margin-bottom:14px;}
.footer-links a:hover{color:var(--text-dim);}
.footer-copy{line-height:1.9;}
.footer-copy a{color:#7f8899;}
.footer-copy a:hover{color:var(--accent);}
.footer-time{display:block;margin-top:4px;font-size:11.5px;color:#5c6577;}

/* breakpoints */
@media (min-width:768px){
  .hero h1{font-size:38px;}
  .hero-lead{font-size:16px;}
  .section{padding:60px 0;}
  .section-head h2{font-size:26px;}
  .card-flow{grid-auto-columns:176px;gap:18px;}
  .poster-meta h3{font-size:14.5px;}
  .cat-grid{grid-template-columns:repeat(3,1fr);}
  .wall{grid-template-columns:repeat(3,1fr);}
  .steps{grid-template-columns:repeat(3,1fr);}
  .feature{grid-template-columns:1.1fr 1fr;}
  .feature-text{padding:34px;}
  .nav-links{display:flex;}
  .nav-cta{margin-left:0;}
}
@media (min-width:1024px){
  .hero{padding:56px 0 70px;}
  .hero-inner{grid-template-columns:1fr 1.05fr;align-items:center;gap:48px;}
  .hero h1{font-size:44px;}
  .banner-caption{padding:34px;}
  .banner-caption h2{font-size:26px;}
  .wall{grid-template-columns:repeat(4,1fr);}
  .chart-list{grid-template-columns:repeat(2,1fr);gap:14px;}
  .nav-links{gap:30px;}
}