/* Fullscreen audio: no third-party assets or telemetry. */
.k40-audio{position:fixed;inset:0;width:100vw;max-width:100vw;height:100dvh;max-height:100dvh;margin:0;padding:0;border:0;background:#112c26;color:#fffaf2;overflow:auto}.k40-audio::backdrop{background:#06160fd9}.k40-audio-layout{min-height:100%;max-width:900px;margin:auto;padding:clamp(20px,4vw,50px);display:flex;flex-direction:column;align-items:center;text-align:center;gap:14px}.k40-audio-layout>header{width:100%;display:flex;align-items:center;justify-content:space-between;font-size:12px;letter-spacing:.2em;color:#afc9b8}.k40-audio-layout>header button{border:1px solid #699382;color:white;background:transparent;border-radius:50%;width:42px;height:42px;font-size:26px}.k40-audio-art{width:min(54vw,220px);aspect-ratio:1;display:grid;place-items:center;align-content:center;background:radial-gradient(circle at 45% 36%,#3f7a61,#173e30 70%);border-radius:25px;margin:12px 0;box-shadow:0 14px 50px #0005}.k40-audio-art>span{font-size:90px;color:#dec390}.k40-audio-art p{font-size:9px;letter-spacing:.2em}.k40-audio h2{font:500 clamp(26px,5vw,46px)/1.15 Georgia,serif;margin:0;max-width:700px}.k40-audio-author{color:#b7d2c3;margin:0}.k40-audio-sentence{min-height:100px;max-width:650px;font:500 clamp(17px,2.5vw,24px)/1.5 Georgia,serif}.k40-audio-progress{width:min(100%,600px);display:flex;flex-direction:column;gap:8px}.k40-audio progress{height:8px;width:100%;accent-color:#d5b37f}.k40-audio-progress small{color:#b7cabd}.k40-audio-buttons{display:flex;gap:11px;justify-content:center;flex-wrap:wrap}.k40-audio-buttons button{min-height:48px;padding:12px 22px;background:#ecd9b4;color:#183527;border:0;border-radius:50px;font-weight:700}.k40-audio-buttons button:focus-visible,.k40-audio-settings select:focus-visible{outline:3px solid #fff;outline-offset:3px}.k40-audio-settings{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}.k40-audio-settings label{display:flex;flex-direction:column;text-align:left;gap:5px;font-size:12px;color:#c4d7ca}.k40-audio-settings select{background:#fff;color:#183527;border-radius:10px;padding:9px;max-width:230px}.k40-audio-note{font-size:12px;color:#bad2c3;max-width:520px}@media(prefers-reduced-motion:reduce){.k40-audio *{scroll-behavior:auto!important}}