.top-note{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.top-radio{display:flex;align-items:center;justify-content:center;gap:12px;font-size:12px;letter-spacing:0;line-height:1.4}
.top-radio>a{font-weight:700;white-space:nowrap}
.top-radio button{font:inherit;color:inherit;border:1px solid currentColor;border-radius:20px;background:transparent;padding:7px 12px;min-height:36px;cursor:pointer;white-space:nowrap}
.top-radio button:disabled{opacity:.65;cursor:wait}
.top-radio label{display:flex;align-items:center;gap:6px}
.top-radio input{width:74px;min-height:32px;accent-color:#713609;cursor:pointer}
.top-radio output{min-width:32px;font-variant-numeric:tabular-nums}
.top-radio :focus-visible{outline:2px solid currentColor;outline-offset:3px}
@media(max-width:760px){.top-note{justify-content:center;text-align:center}.top-radio{flex-wrap:wrap;gap:8px;width:100%}}
@media print{.top-radio{display:none}}
.navigation-notice{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:1000;width:max-content;max-width:calc(100% - 32px);padding:12px 18px;border-radius:10px;background:#102555;color:#fff;box-shadow:0 4px 20px #0002;font:14px/1.5 Arial,sans-serif}
.navigation-notice[hidden]{display:none}
.sono-page{background:#f0f3f9;padding:38px 0 80px;color:#102555;font-family:Arial,sans-serif}
.sono-heading{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-bottom:22px;font-size:11px;font-weight:700;letter-spacing:1.8px}
.sono-heading a{letter-spacing:0;font-size:13px}
.sono-banner{display:block;width:100%;height:auto;border-radius:14px}
.sono-studio{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center;padding:58px 30px 10px}
.sono-kicker{font-size:11px;font-weight:700;letter-spacing:2px}
.sono-intro h1{font:400 clamp(46px,5.5vw,76px)/1.04 Arial,sans-serif;letter-spacing:-3px;margin:22px 0 25px;color:#102555}
.sono-intro h1 strong{font-weight:800}
.sono-intro p{font-size:17px;line-height:1.8;color:#52617c}
.sono-signature{display:block;border-top:1px solid #cdd6e7;padding-top:22px;margin-top:30px;font-size:12px;color:#52617c;letter-spacing:.5px}
.sono-player{background:linear-gradient(145deg,#122e6c,#071632);color:#fff;border-radius:24px;padding:34px;text-align:center;box-shadow:0 20px 50px #0b205526}
.sono-live{display:inline-flex;align-items:center;gap:8px;font-size:10px;letter-spacing:1.5px;color:#ccd9f4}
.sono-live i{width:6px;height:6px;background:#84d7ca;border-radius:50%}
.sono-frequency{display:flex;gap:5px;align-items:center;justify-content:center;height:60px;margin:23px 0 14px}
.sono-frequency i{width:4px;height:12px;border-radius:3px;background:#96b1e7}
.sono-frequency i:nth-child(2n){height:26px}.sono-frequency i:nth-child(3n){height:42px}.sono-frequency i:nth-child(4n){height:55px}
.sono-player h2{font:700 29px/1.2 Arial,sans-serif;letter-spacing:-1px;margin:0 0 9px;color:#fff}
.sono-player-caption{color:#c0cee8;font-size:14px;margin:0 0 26px}
.sono-play{width:100%;min-height:52px;border:0;border-radius:9px;background:#fff;color:#102555;font:700 15px Arial,sans-serif;cursor:pointer}
.sono-play:disabled{opacity:.6;cursor:wait}
.sono-volume{display:flex;align-items:center;gap:12px;font-size:12px;margin-top:24px;color:#d4def0}
.sono-volume input{min-width:0;width:100%;accent-color:#bdcff3;cursor:pointer;min-height:30px}
.sono-volume output{min-width:34px;font-variant-numeric:tabular-nums}
.sono-status{font-size:12px;line-height:1.5;color:#c0cee8;min-height:36px;margin:14px 0}
.sono-external{font-size:12px;text-decoration:underline;text-underline-offset:4px;color:#fff}
.sono-page :focus-visible{outline:3px solid #7a9ad5;outline-offset:4px}
@media(max-width:760px){.sono-page{padding:24px 0 42px}.sono-heading{font-size:9px;letter-spacing:.6px}.sono-heading a{font-size:11px}.sono-banner{border-radius:8px}.sono-studio{grid-template-columns:1fr;padding:30px 0 0;gap:28px}.sono-intro h1{font-size:52px;letter-spacing:-2px}.sono-intro p{font-size:16px}.sono-player{padding:28px 23px}.sono-signature{margin-top:20px}}