:root{
  --bg:#0b0b0d;
  --panel:#171314;
  --panel2:#211b18;
  --ink:#fff4e0;
  --muted:#b8a99a;
  --line:rgba(255,220,164,.18);
  --gold:#f4c35e;
  --red:#c94b3e;
  --teal:#73d3c8;
  --shadow:0 22px 70px rgba(0,0,0,.42);
}
*{box-sizing:border-box}
html,body{width:100%;max-width:100%;min-width:0;overflow-x:hidden}
body{
  margin:0;
  color:var(--ink);
  font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;
  letter-spacing:0;
  background:
    linear-gradient(90deg,rgba(244,195,94,.06) 1px,transparent 1px) 0 0/82px 100%,
    linear-gradient(180deg,rgba(201,75,62,.13),transparent 460px),
    var(--bg);
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
h1,h2,h3,p,span,strong,small,b,em{overflow-wrap:anywhere;min-width:0}
.topbar,main,footer{width:min(1260px,calc(100% - 32px));margin:0 auto}
.topbar{
  position:sticky;
  top:0;
  z-index:30;
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  gap:18px;
  align-items:center;
  padding:14px 0;
  background:rgba(11,11,13,.9);
  backdrop-filter:blur(16px);
}
.brand{font-size:25px;font-weight:900;color:var(--gold)}
nav{display:flex;justify-content:center;gap:8px;min-width:0;overflow:hidden}
nav a,.nav-action{
  border:1px solid var(--line);
  background:rgba(33,27,24,.72);
  min-height:42px;
  padding:10px 15px;
  font-weight:900;
  transition:transform .22s,border-color .22s,background .22s;
}
nav a:hover,nav .active,.nav-action:hover{border-color:var(--gold);background:rgba(244,195,94,.12);transform:translateY(-2px)}
.nav-action.solid{display:inline-flex;background:var(--red);border-color:var(--red);align-items:center}
.eyebrow,.section-title p{margin:0 0 9px;color:var(--teal);font-size:13px;font-weight:900;text-transform:uppercase}
.section{padding-top:48px}
.section-title{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:16px}
.section-title.compact{display:block;margin-bottom:12px}
.section-title h2{margin:0;font-size:clamp(28px,4vw,46px);line-height:1.05}

.radio-hero{
  display:grid;
  grid-template-columns:110px minmax(0,1fr) 340px;
  gap:16px;
  padding:34px 0 18px;
  align-items:stretch;
}
.frequency-panel,.onair,.playlist-card,.channel-card,.rank-console,.service-band article,.control-panel,.story-panel,.detail-copy,.detail-meta{
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(33,27,24,.88),rgba(23,19,20,.82));
  box-shadow:var(--shadow);
}
.frequency-panel{
  display:grid;
  grid-auto-rows:1fr;
  gap:8px;
  padding:10px;
}
.frequency-panel span,.frequency-panel a{
  display:grid;
  place-items:center;
  min-height:54px;
  border:1px solid var(--line);
  color:var(--muted);
  font-weight:900;
  writing-mode:vertical-rl;
  text-orientation:mixed;
  transition:.22s;
}
.frequency-panel span{color:var(--gold);background:rgba(244,195,94,.1)}
.frequency-panel a:hover{color:var(--ink);border-color:var(--gold);background:rgba(244,195,94,.12)}
.onair{
  min-height:540px;
  display:grid;
  grid-template-columns:minmax(0,.95fr) minmax(250px,.55fr);
  gap:20px;
  padding:24px;
}
.hero-copy{display:flex;flex-direction:column;justify-content:center;min-width:0}
h1{font-size:clamp(54px,8vw,118px);line-height:.92;margin:0}
.hero-copy p,.service-band p,footer p,.detail-copy p,.detail-meta p,.story-panel p{color:var(--muted);line-height:1.75}
.meter-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:24px}
.meter-row span{border:1px solid var(--line);padding:12px;text-align:center;color:var(--gold);font-weight:900}
.hero-poster{
  position:relative;
  min-height:490px;
  overflow:hidden;
  border:1px solid var(--line);
  background:#000;
}
.hero-poster img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.hero-poster:hover img{transform:scale(1.05)}
.hero-poster span{
  position:absolute;
  inset:auto 0 0;
  display:grid;
  gap:8px;
  padding:80px 18px 18px;
  background:linear-gradient(transparent,rgba(0,0,0,.92));
}
.hero-poster b{font-size:24px}
.hero-poster small{color:#d8cab8;line-height:1.55}
.hero-poster em{justify-self:start;font-style:normal;color:var(--gold);font-weight:900}
.playlist-card{padding:16px;min-width:0}
.quick-playlist,.channel-list,.rank-list{display:grid;gap:8px}
.mini-item,.rank-list a{
  display:grid;
  grid-template-columns:38px minmax(0,1fr) 70px;
  gap:8px;
  align-items:center;
  min-height:38px;
  border:1px solid var(--line);
  padding:8px;
  color:var(--muted);
  transition:.22s;
}
.mini-item:hover,.rank-list a:hover{border-color:var(--gold);color:var(--ink);transform:translateX(4px)}
.mini-item span,.mini-item small,.rank-list span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mini-item b,.rank-list b{color:var(--teal)}
.mini-item small,.rank-list em{font-style:normal;text-align:right;color:var(--gold);font-weight:900}

.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.channel-card{padding:14px;min-width:0}
.channel-card header{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}
.channel-card header span{color:var(--teal);font-size:12px;font-weight:900}
.channel-card h3{margin:0;color:var(--gold);font-size:24px}
.channel-feature{
  position:relative;
  display:grid;
  grid-template-columns:104px minmax(0,1fr);
  min-height:150px;
  border:1px solid var(--line);
  overflow:hidden;
  margin-bottom:10px;
}
.channel-feature img{width:100%;height:100%;object-fit:cover;transition:transform .28s}
.channel-feature:hover img{transform:scale(1.06)}
.channel-feature a{display:grid;align-content:end;gap:6px;padding:12px;background:linear-gradient(135deg,rgba(201,75,62,.2),rgba(0,0,0,.18))}
.channel-feature b,.channel-feature small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.channel-feature small{color:var(--muted)}
.channel-feature em{justify-self:start;font-style:normal;color:var(--gold);font-weight:900}

.split-lab{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:18px}
.schedule-rows{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.schedule-item{
  display:grid;
  grid-template-columns:58px 58px minmax(0,1fr) 50px;
  gap:10px;
  align-items:center;
  min-height:78px;
  border:1px solid var(--line);
  background:rgba(23,19,20,.72);
  padding:8px;
  transition:.22s;
}
.schedule-item:hover{border-color:var(--gold);background:rgba(244,195,94,.08);transform:translateY(-3px)}
.schedule-item time{color:var(--teal);font-weight:900}
.schedule-item img{width:58px;height:58px;object-fit:cover}
.schedule-item b,.schedule-item small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.schedule-item small{color:var(--muted)}
.schedule-item em{font-style:normal;color:var(--gold);font-weight:900;text-align:right}
.rank-console{padding:16px;align-self:start;position:sticky;top:78px}
.service-band{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:48px}
.service-band article{padding:20px;min-width:0}
.service-band h2{margin:0 0 10px;color:var(--gold)}

.library-head{
  display:grid;
  grid-template-columns:minmax(0,1fr) 148px;
  gap:22px;
  align-items:end;
  padding:40px 0 20px;
}
.library-head h1{font-size:clamp(50px,7vw,104px);margin:0}
.library-head p{color:var(--muted);line-height:1.7}
.library-head b{
  display:grid;
  place-items:center;
  aspect-ratio:1;
  border:1px solid var(--gold);
  color:var(--gold);
  font-size:50px;
  box-shadow:var(--shadow);
}
.library-shell{display:grid;grid-template-columns:260px minmax(0,1fr);gap:18px;align-items:start}
.control-panel{
  position:sticky;
  top:78px;
  display:grid;
  gap:14px;
  padding:16px;
}
.control-panel label{display:grid;gap:7px;color:var(--muted);font-weight:900;font-size:13px}
.control-panel input,.control-panel select{
  width:100%;
  min-width:0;
  height:44px;
  border:1px solid var(--line);
  background:#100e0f;
  color:var(--ink);
  padding:0 10px;
}
.cassette-list{display:grid;gap:10px}
.cassette{
  display:grid;
  grid-template-columns:48px 62px minmax(0,1fr) minmax(180px,.55fr) 58px;
  gap:12px;
  align-items:center;
  min-height:86px;
  border:1px solid var(--line);
  background:linear-gradient(90deg,rgba(33,27,24,.9),rgba(23,19,20,.72));
  padding:10px;
  transition:.22s;
}
.cassette:hover{border-color:var(--gold);transform:translateX(5px);background:linear-gradient(90deg,rgba(244,195,94,.12),rgba(23,19,20,.78))}
.cassette>img{width:62px;height:66px;object-fit:cover}
.cassette>span,.cassette strong,.cassette small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cassette b{color:var(--teal)}
.cassette small,.cassette-meta{color:var(--muted)}
.cassette em{font-style:normal;color:var(--gold);font-weight:900;text-align:right}

.detail-stage{
  display:grid;
  grid-template-columns:280px minmax(0,1fr) 300px;
  gap:18px;
  padding-top:42px;
  align-items:stretch;
}
.detail-poster{position:relative;min-width:0;box-shadow:var(--shadow)}
.detail-poster img{width:100%;height:100%;object-fit:cover;aspect-ratio:2/3}
.detail-poster span{position:absolute;top:12px;right:12px;background:var(--gold);color:#17100a;padding:8px 10px;font-weight:900}
.detail-copy,.detail-meta{padding:24px;min-width:0}
.detail-copy h1{font-size:clamp(42px,6vw,82px)}
.detail-meta h2,.story-panel h2{margin:0 0 14px;color:var(--gold)}
.story-panel{margin-top:18px;padding:22px}
.poster-strip{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px}
.poster-tile{position:relative;aspect-ratio:2/3;overflow:hidden;border:1px solid var(--line);background:#000}
.poster-tile img{width:100%;height:100%;object-fit:cover;transition:transform .3s,filter .3s}
.poster-tile:hover img{transform:scale(1.07);filter:saturate(1.15)}
.poster-tile span{position:absolute;inset:auto 0 0;padding:54px 10px 10px;background:linear-gradient(transparent,rgba(0,0,0,.9))}
.poster-tile b,.poster-tile small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.poster-tile small{color:var(--muted)}

footer{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr) auto;
  gap:22px;
  border-top:1px solid var(--line);
  margin-top:54px;
  padding:28px 0 36px;
}

@media(max-width:1080px){
  .radio-hero{grid-template-columns:86px minmax(0,1fr)}
  .playlist-card{grid-column:1 / -1}
  .onair,.split-lab,.library-shell,.detail-stage,footer{grid-template-columns:1fr}
  .channel-grid,.service-band,.poster-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .control-panel,.rank-console{position:static}
}
@media(max-width:720px){
  .topbar,main,footer{width:min(100% - 24px,1260px)}
  .topbar{grid-template-columns:1fr}
  nav{justify-content:start;overflow-x:auto}
  .nav-action{justify-self:start}
  .radio-hero{grid-template-columns:1fr}
  .frequency-panel{grid-template-columns:repeat(6,minmax(0,1fr));grid-auto-rows:auto}
  .frequency-panel span,.frequency-panel a{writing-mode:horizontal-tb;min-height:42px}
  .onair,.schedule-rows,.channel-grid,.service-band,.poster-strip,.library-head{grid-template-columns:1fr}
  .hero-poster{min-height:420px}
  .channel-feature{grid-template-columns:88px minmax(0,1fr)}
  .schedule-item{grid-template-columns:50px 54px minmax(0,1fr)}
  .schedule-item em{grid-column:3;text-align:left}
  .cassette{grid-template-columns:42px 54px minmax(0,1fr)}
  .cassette-meta,.cassette em{grid-column:3;text-align:left}
  .cassette>img{width:54px;height:62px}
}
@media(max-width:460px){
  .meter-row,.frequency-panel{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mini-item,.rank-list a{grid-template-columns:34px minmax(0,1fr)}
  .mini-item small,.rank-list em{grid-column:2;text-align:left}
  .schedule-item{grid-template-columns:48px minmax(0,1fr)}
  .schedule-item img{display:none}
  .cassette{grid-template-columns:36px minmax(0,1fr)}
  .cassette>img{display:none}
  .cassette-meta,.cassette em{grid-column:2}
}


/* stable responsive guards */
html, body { max-width: 100%; overflow-x: hidden; }
*, *::before, *::after { box-sizing: border-box; }
img, video, canvas, svg { max-width: 100%; }
h1, h2, h3, h4, p, a, span, strong, small, b, em, li { min-width: 0; overflow-wrap: anywhere; }
main, header, footer, section, article, aside, nav, div { min-width: 0; }
.poster-grid, .feature-grid, .movie-grid, .library-grid, .library-list, .related-grid, .content-grid { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }