:root{color-scheme:dark;--bg:#211711;--panel:#30231a;--line:#594231;--ink:#f9efdd;--muted:#c5ae95;--accent:#e6b0a5}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px system-ui,-apple-system,sans-serif}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:5px}header{max-width:1280px;margin:auto;padding:28px 48px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.brand{color:var(--ink);text-decoration:none;font-size:27px;font-weight:600;letter-spacing:-1px}.brand span{color:var(--accent);font-size:38px;vertical-align:middle;margin-right:8px}.eyebrow{font-size:12px;letter-spacing:2px;font-weight:600;color:var(--muted)}.headphone{font-size:14px;color:var(--muted)}main{max-width:1184px;margin:0 auto;padding:0 24px}.intro{display:flex;justify-content:space-between;align-items:end;padding:43px 0 34px}h1{font:500 clamp(32px,4vw,49px)/1.16 system-ui,-apple-system,sans-serif;letter-spacing:-2px;margin:14px 0 0}h1 em{font-style:normal;color:var(--accent)}.intro p{color:var(--muted);line-height:1.7;margin:0 0 5px}.studio{display:grid;grid-template-columns:1fr 1.08fr;gap:28px}.player{background:var(--panel);border:1px solid var(--line);border-radius:24px;padding:26px 32px;text-align:center;position:relative;overflow:hidden}.player-top{display:flex;justify-content:space-between;align-items:center}.player-top #status{font-size:12px;color:var(--muted)}.visual{height:264px;display:grid;place-items:center;position:relative;margin:5px 0}.ring{position:absolute;border:1px solid #b8796e45;border-radius:50%;width:220px;height:220px}.r2{width:180px;height:180px;border-color:#d7978b66}.r3{width:140px;height:140px;border-color:#e4ac9f80;box-shadow:0 0 60px #e6b0a510,inset 0 0 40px #e6b0a50a}.frequency{display:flex;align-items:baseline;gap:8px;z-index:1}.frequency span{font:400 58px system-ui,-apple-system,sans-serif;letter-spacing:-3px}.frequency small{color:var(--accent);font-size:16px}.playing .ring{animation:breathe 6s ease-in-out infinite}.playing .r2{animation-delay:-2s}.playing .r3{animation-delay:-4s}@keyframes breathe{50%{transform:scale(1.08);opacity:.5}}h2{font-size:20px;font-weight:500;margin:0}.player h2{font-size:24px}.player>p{color:var(--muted);font-size:14px}.play{margin:19px 0 24px;border:0;border-radius:40px;background:var(--accent);color:#30200d;padding:17px 30px;min-width:220px;font-weight:600;display:inline-flex;gap:14px;align-items:center;justify-content:center}.play:hover{background:#f5cec4}.time-row{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;font-variant-numeric:tabular-nums}.progress{height:3px;background:#6a5138;border-radius:3px;margin-top:10px}.progress div{height:100%;background:var(--accent);width:0}.player .footnote{font-size:12px;margin-top:21px}.controls{padding:8px 0}.section-head{display:flex;justify-content:space-between;align-items:center;margin:0 0 17px}.section-head span{font-size:12px;letter-spacing:1px;color:var(--muted)}.presets{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.preset{text-align:left;color:var(--ink);padding:16px 13px;background:transparent;border:1px solid var(--line);border-radius:13px}.preset span{display:block;font-size:14px}.preset small{display:block;color:var(--muted);font-size:12px;margin-top:7px}.preset.active{border-color:var(--accent);background:#e6b0a510}.preset:hover{border-color:#ca9186}.preset .glyph{font-size:22px;color:var(--accent);margin-bottom:12px}.tune{margin-top:27px}.tabs{display:flex;gap:5px;background:#35271c;padding:4px;border-radius:10px;margin-bottom:17px}.tabs button{width:50%;background:none;color:var(--muted);border:none;padding:9px;border-radius:7px;font-size:14px}.tabs button.active{background:#68483d;color:var(--ink)}.slider-label{display:flex;justify-content:space-between;align-items:center;font-size:14px;margin:13px 0 5px}.slider-label>span,.slider-label div{color:var(--accent)}#hzNumber{width:65px;border:0;border-bottom:1px solid var(--line);background:transparent;text-align:right;color:var(--accent);padding:2px;appearance:textfield}input[type=range]{width:100%;accent-color:var(--accent);height:20px;cursor:pointer}.bottom-controls{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:17px}.bottom-controls label{display:block;color:var(--muted);font-size:12px;margin-bottom:8px}select{border:1px solid var(--line);background:#35271c;color:var(--ink);padding:11px;border-radius:8px;width:100%;font-size:14px}.hint{font-size:12px;color:var(--muted);margin:4px 0}footer{display:flex;justify-content:space-between;gap:20px;padding:25px 0;font-size:12px;color:var(--muted);line-height:1.6}@media(max-width:800px){header{padding:20px 24px}header>.eyebrow{display:none}.studio{grid-template-columns:1fr;gap:24px}.intro{padding:30px 0}.intro p{display:none}.visual{height:235px}.player{padding:22px 24px}.controls{padding:0 2px}footer{flex-direction:column;gap:8px}.headphone{font-size:12px}h1{letter-spacing:-1.3px}}@media(prefers-reduced-motion:reduce){.playing .ring{animation:none}}

.phone-install{border-top:1px solid var(--line);padding:20px 0;color:var(--muted);font-size:14px;line-height:1.6}.phone-install summary{cursor:pointer;color:var(--accent);font-weight:600}.phone-install p{max-width:700px}#installApp{background:var(--accent);border:0;border-radius:8px;padding:12px 20px;color:#30200d}body{padding-bottom:env(safe-area-inset-bottom)}header{padding-top:max(20px,env(safe-area-inset-top))}

.frequency.state span{font-size:30px;letter-spacing:-1px;color:var(--accent)}.player #sessionDesc{font-size:16px;line-height:1.7;max-width:350px;margin:14px auto}.intention-note{margin:26px 0;padding:24px;background:var(--panel);border:1px solid var(--line);border-radius:14px}.intention-note p{line-height:1.75;margin:14px 0;color:var(--ink)}.intention-note .hint{color:var(--muted);font-size:14px}.sound-settings{border-top:1px solid var(--line);padding-top:18px}.sound-settings summary{color:var(--accent);font-size:16px;cursor:pointer;margin-bottom:18px}.preset{min-height:130px}.ring{width:245px;height:245px}.r2{width:205px;height:205px}.r3{width:165px;height:165px}@media(max-width:450px){.presets{grid-template-columns:1fr}.preset{min-height:0;padding:15px;display:grid;grid-template-columns:32px 1fr;gap:4px 10px}.preset .glyph{grid-row:span 2;margin:0}.preset small{margin:0}}