:root{color-scheme:light;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#18364d;background:#f3f7fa}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,select{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.6}a{color:#226791}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #62b3dc;outline-offset:3px}[hidden]{display:none!important}.site-header{border-bottom:1px solid #cbdde8;background:#e8f2f8}.site-nav-wrap{max-width:1600px;margin:auto;display:flex;align-items:center;gap:28px;padding:17px 30px}.site-brand{display:inline-flex;align-items:center;gap:11px;color:#173d56;text-decoration:none;font-size:23px;font-weight:650;letter-spacing:-.8px}.site-nav{display:flex;gap:6px;margin-left:24px}.site-nav a,.site-signin{font-size:14px;text-decoration:none;padding:11px 15px;border-radius:8px;color:#486a80}.site-nav a:hover{background:#d8e8f2}.site-context{margin-left:auto;color:#587587;font-size:12px}.site-main{max-width:1600px;margin:auto;padding:20px 24px 30px}.site-signin{border:1px solid #bfd4e3}.login-panel{max-width:650px;margin:50px auto;padding:36px;background:white;border:1px solid #d7e5f0;border-radius:18px;box-shadow:0 18px 52px #255b7f12}.login-panel h1{margin:0 0 12px}.login-panel p{line-height:1.7;color:#60798d}.login-links{display:grid;gap:12px;margin-top:25px}.login-links a{padding:18px;border:1px solid #bfd4e3;border-radius:10px;text-decoration:none;background:#f1f7fc}.radio-layout{display:grid;grid-template-columns:2fr 1fr;gap:20px}.radio-card{background:white;border:1px solid #d7e5f0;border-radius:16px;padding:28px}.radio-hero{padding:30px;margin-bottom:20px;background:linear-gradient(120deg,#1f628d,#297aab);color:white;border-radius:18px}.radio-controls{display:flex;gap:12px;flex-wrap:wrap}.radio-controls button{padding:12px 22px;border:1px solid #bfd4e3;border-radius:9px;background:#e2f1fb;color:#184968}.radio-controls .start{background:#226791;color:white}.radio-metrics{display:flex;justify-content:space-between;gap:20px;margin-top:25px}.radio-metrics strong{display:block;margin-bottom:10px}#visualizerCanvas{width:100%;height:130px;background:#f1f7fc;border-radius:12px;margin-bottom:20px}#voiceLevel{height:8px;background:#26a47b}#sessionId{overflow-wrap:anywhere}#radio-notice{padding:15px;background:#fff5df;border-radius:10px}.radio-card dd{margin:8px 0 22px}.radio-card audio{width:100%}.stream-node-label{display:inline-block;margin:4px 8px 12px 0;font-weight:600}#stream-node{padding:8px 10px;border:1px solid #bfd4e3;border-radius:8px;background:#fff;color:#18364d;margin-bottom:12px}@media(max-width:800px){.site-nav-wrap{flex-wrap:wrap;padding:16px;gap:12px}.site-nav{order:3;margin:0;width:100%}.site-context{display:none}.site-signin{margin-left:auto}.site-main{padding:14px 10px}.radio-layout{grid-template-columns:1fr}.radio-metrics{flex-wrap:wrap}}