.radio-hero{background:#0f0c09;padding:2.5rem 0 3rem;border-bottom:2px solid #3d2e1f;position:relative;overflow:hidden}
.radio-hero .container{position:relative;z-index:1}
.radio-grid{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:center}
.radio-grid h1{font-size:clamp(1.35rem,3.3vw,1.95rem);font-weight:900;color:#e8dcc8;line-height:1.35;margin-bottom:.85rem}
.radio-grid h1 em{font-style:normal;color:#ffb347}
.radio-desc{color:#8a7a68;font-size:.95rem;margin-bottom:1.35rem;max-width:520px;font-family:"PingFang SC","Microsoft YaHei",sans-serif}
.radio-btns{display:flex;flex-wrap:wrap;gap:.75rem;margin-bottom:1.5rem}
.freq-badge{display:inline-block;background:#2a2018;border:1px solid #ffb347;color:#ffb347;font-size:.72rem;font-weight:800;padding:.25rem .6rem;margin-bottom:1rem;letter-spacing:.1em;font-family:"Courier New",monospace}

.wave-bars{display:flex;align-items:flex-end;gap:3px;height:32px;margin-bottom:1.25rem}
.wave-bars span{display:block;width:4px;background:#ffb347;opacity:.85}
.wave-bars span:nth-child(1){height:12px}.wave-bars span:nth-child(2){height:22px}
.wave-bars span:nth-child(3){height:16px}.wave-bars span:nth-child(4){height:28px}
.wave-bars span:nth-child(5){height:18px}.wave-bars span:nth-child(6){height:24px}
.wave-bars span:nth-child(7){height:14px}.wave-bars span:nth-child(8){height:20px}

.tuner-stats{display:flex;flex-wrap:wrap;gap:1rem}
.tuner-stat{background:#1a1410;border:1px solid #3d2e1f;padding:.85rem 1.1rem;min-width:100px;text-align:center;border-top:2px solid #ffb347}
.tuner-stat strong{display:block;font-size:1.3rem;color:#ffb347;font-weight:900;font-family:"Courier New",monospace}
.tuner-stat span{font-size:.72rem;color:#8a7a68;font-family:"PingFang SC",sans-serif}

.studio-frame{background:#2a2018;padding:1rem;border:2px solid #3d2e1f;position:relative}
.studio-frame img{width:100%;border:1px solid #1a1410}
.on-air{position:absolute;top:1rem;left:1rem;background:#c0392b;color:#fff;font-size:.65rem;font-weight:900;padding:.2rem .5rem;letter-spacing:.08em;animation:blink 1.5s step-end infinite}
@keyframes blink{50%{opacity:.6}}

.dial-panel{margin-top:.75rem;background:#1a1410;border:1px solid #3d2e1f;padding:.65rem .85rem;display:flex;align-items:center;gap:.75rem}
.dial-knob{width:36px;height:36px;border:3px solid #5a4a38;border-radius:50%;background:#2a2018;position:relative;flex-shrink:0}
.dial-knob::after{content:"";position:absolute;top:4px;left:50%;width:2px;height:10px;background:#ffb347;transform:translateX(-50%) rotate(25deg);transform-origin:bottom center}
.dial-readout{font-family:"Courier New",monospace;font-size:.78rem;color:#ffb347;letter-spacing:.06em}

.band-row{background:#1a1410;padding:3rem 0}
.band-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
.band-card{background:#0f0c09;border:1px solid #3d2e1f;overflow:hidden}
.band-freq{background:#2a2018;padding:.45rem .85rem;font-family:"Courier New",monospace;font-size:.72rem;color:#ffb347;font-weight:800;letter-spacing:.08em;border-bottom:1px solid #3d2e1f}
.band-body{padding:1.15rem 1.2rem}
.band-body h3{font-size:1rem;color:#e8dcc8;margin-bottom:.5rem;font-weight:800;font-family:"PingFang SC",sans-serif}
.band-body p{font-size:.88rem;color:#8a7a68;line-height:1.65;font-family:"PingFang SC",sans-serif}
.mic-icon{display:inline-block;width:10px;height:14px;background:#ffb347;border-radius:5px 5px 2px 2px;margin-right:.4rem;vertical-align:middle;position:relative}
.mic-icon::after{content:"";position:absolute;bottom:-4px;left:50%;transform:translateX(-50%);width:6px;height:3px;border:1px solid #ffb347;border-top:none;border-radius:0 0 3px 3px}

.broadcast-path{background:#0f0c09;padding:3rem 0;border-top:1px solid #3d2e1f;border-bottom:1px solid #3d2e1f}
.signal-steps{display:flex;flex-direction:column;gap:0;max-width:680px;margin:0 auto}
.signal-step{display:grid;grid-template-columns:80px 1fr;gap:1.25rem;padding:1.25rem 0;border-bottom:1px dashed #3d2e1f;align-items:center}
.signal-step:last-child{border-bottom:none}
.signal-freq{font-family:"Courier New",monospace;font-size:.85rem;font-weight:900;color:#ffb347;text-align:center;background:#2a2018;padding:.5rem;border:1px solid #3d2e1f}
.signal-step h3{font-size:.95rem;color:#e8dcc8;margin-bottom:.35rem;font-weight:800;font-family:"PingFang SC",sans-serif}
.signal-step p{font-size:.86rem;color:#8a7a68;font-family:"PingFang SC",sans-serif}

.playlist-dual{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem}
.playlist{background:#0f0c09;border:1px solid #3d2e1f}
.playlist-head{background:#2a2018;padding:.55rem .9rem;font-family:"Courier New",monospace;font-size:.72rem;color:#ffb347;font-weight:800;letter-spacing:.06em;border-bottom:1px solid #3d2e1f}
.playlist-body{padding:1.1rem 1.2rem}
.playlist-body h3{font-size:.95rem;color:#e8dcc8;margin-bottom:.6rem;font-weight:800;font-family:"PingFang SC",sans-serif}
.playlist-body li{font-size:.86rem;color:#8a7a68;padding:.32rem 0;border-bottom:1px dotted #2a2018;font-family:"PingFang SC",sans-serif}
.playlist-body li:last-child{border-bottom:none}
.track-num{font-family:"Courier New",monospace;color:#ffb347;margin-right:.5rem;font-size:.78rem}

.air-cta{background:#2a2018;border-top:2px solid #ffb347;padding:3rem 0;text-align:center}
.air-cta h2{font-size:clamp(1.15rem,3vw,1.5rem);color:#ffb347;margin-bottom:.5rem;font-weight:900;letter-spacing:.04em}
.air-cta p{color:#8a7a68;margin-bottom:1.2rem;font-size:.92rem;font-family:"PingFang SC",sans-serif}

@media(max-width:900px){
  .radio-grid{grid-template-columns:1fr}
  .studio-wrap{order:-1}
  .band-grid,.playlist-dual{grid-template-columns:1fr}
  .signal-step{grid-template-columns:1fr;text-align:center}
}