*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
:root{--bg1:#0a1822;--bg2:#14363f;--ac:#63d6c4;--sand:#f1d8a5;--tx:#e8f1f2;--mut:#8fa9ad;--card:rgba(255,255,255,.06);--line:rgba(255,255,255,.12)}
[hidden]{display:none!important}
html,body{margin:0;min-height:100%}
body{font:16px/1.4 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--tx);background:linear-gradient(160deg,var(--bg1),var(--bg2)) fixed;-webkit-user-select:none;user-select:none;overscroll-behavior:none;touch-action:manipulation}
a{color:var(--ac)}
h1{margin:0;font-size:1.9rem;letter-spacing:.02em}h2{margin:0 0 10px;font-size:1.05rem;font-weight:600}
.mut{color:var(--mut)}.small{font-size:.85rem}.hint{color:var(--mut);font-size:.82rem;margin:10px 0 0}
.screen{min-height:100vh;max-width:520px;margin:0 auto;padding:calc(env(safe-area-inset-top,0px) + 18px) 16px calc(env(safe-area-inset-bottom,0px) + 110px)}
header{margin-bottom:14px}header p{margin:2px 0 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:14px;margin-bottom:12px}
button,.btn{font:inherit;color:var(--tx);border:0;border-radius:14px;min-height:50px;padding:0 18px;cursor:pointer;background:rgba(255,255,255,.1);display:inline-flex;align-items:center;justify-content:center;text-decoration:none}
button.big{width:100%;min-height:58px;font-size:1.15rem;font-weight:600;color:#06222a;background:linear-gradient(135deg,var(--ac),var(--sand))}
button.ghost,.btn.ghost{background:rgba(255,255,255,.08);border:1px solid var(--line)}button.wide{width:100%;margin-top:10px}
button:disabled{opacity:.4}
.seg{display:flex;background:rgba(0,0,0,.25);border-radius:14px;padding:4px;gap:4px}
.seg button{flex:1;min-height:42px;background:none;border-radius:11px;padding:0 4px}.seg button.on{background:var(--ac);color:#06222a;font-weight:600}
.wheels{display:flex;gap:12px;margin-top:14px}.wheels>div{flex:1;text-align:center;font-size:.85rem}
.wheel{position:relative;height:132px;margin-top:6px;overflow-y:scroll;scroll-snap-type:y mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:none;background:rgba(0,0,0,.25);border-radius:14px;-webkit-mask-image:linear-gradient(transparent,#000 30%,#000 70%,transparent);mask-image:linear-gradient(transparent,#000 30%,#000 70%,transparent)}
.wheel::-webkit-scrollbar{display:none}
.wheel div{height:44px;line-height:44px;font-size:1.3rem;scroll-snap-align:center;color:var(--mut)}.wheel div.sel{color:var(--tx);font-weight:700}.wheel div.sp{scroll-snap-align:none}
.sw{display:flex;align-items:center;justify-content:space-between;min-height:46px}
.sw input{position:absolute;opacity:0;pointer-events:none}
.sw i{width:50px;height:30px;border-radius:15px;background:rgba(255,255,255,.18);position:relative;flex:none;transition:.2s}
.sw i::after{content:"";position:absolute;left:3px;top:3px;width:24px;height:24px;border-radius:50%;background:#fff;transition:.2s}
.sw input:checked+i{background:var(--ac)}.sw input:checked+i::after{left:23px}
.grp{margin:4px 0 0 12px;padding-left:12px;border-left:2px solid var(--line)}
.off{opacity:.38;pointer-events:none}
select{width:100%;min-height:44px;margin:0 0 8px;border-radius:12px;border:1px solid var(--line);background:rgba(0,0,0,.3);color:var(--tx);font:inherit;padding:0 10px}
details{margin-top:6px}summary{min-height:44px;line-height:44px;cursor:pointer;color:var(--ac)}
.vol{display:flex;align-items:center;gap:12px;min-height:42px}.vol span{width:110px;font-size:.9rem}.vol input{flex:1;accent-color:var(--ac)}
.bar{position:fixed;left:0;right:0;bottom:0;padding:26px 16px calc(env(safe-area-inset-bottom,0px) + 12px);background:linear-gradient(transparent,var(--bg1) 45%)}.bar button{max-width:488px;display:flex;margin:0 auto}
/* Session */
.sess{display:flex;flex-direction:column;align-items:center;text-align:center;padding-bottom:calc(env(safe-area-inset-bottom,0px) + 20px)}
.sess h2{font-size:1.5rem;margin:6px 0 0;min-height:1.9rem}
.stage{position:relative;width:min(86vw,46vh,380px);aspect-ratio:1;margin:auto}.stage svg{width:100%;height:100%;overflow:visible}
#center{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;pointer-events:none}
#big{font-size:1rem;letter-spacing:.08em;text-transform:uppercase;color:#06222a;font-weight:700}
#big.num{font-size:clamp(2.4rem,13vw,3.6rem);font-variant-numeric:tabular-nums;color:var(--tx);text-transform:none;letter-spacing:0}
#sub{min-height:1.5rem;margin-bottom:12px}
#breathe{max-width:420px;margin-bottom:12px}
.ctrl{display:flex;gap:12px;width:100%;max-width:420px}.ctrl button{flex:1}
.sess.paused .stage{opacity:.35}
/* Ergebnis */
.avg{display:flex;justify-content:space-between;align-items:baseline;padding-bottom:10px;border-bottom:1px solid var(--line)}.avg b{font-size:1.8rem;color:var(--sand);font-variant-numeric:tabular-nums}
.rl{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--line);font-variant-numeric:tabular-nums}.rl:last-child{border:0}
#s-result .big{margin-top:6px}
/* Overlays */
.ov{position:fixed;inset:0;background:rgba(5,12,18,.8);display:flex;align-items:center;justify-content:center;padding:20px;z-index:10;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.dlg{background:#102b34;border:1px solid var(--line);border-radius:20px;padding:20px;max-width:440px;width:100%;max-height:92vh;overflow:auto}
.dlg ul{padding-left:18px;margin:8px 0 14px}.dlg li{margin-bottom:8px}.dlg img{width:100%;max-height:62vh;object-fit:contain;-webkit-user-select:auto;user-select:auto;-webkit-touch-callout:default;border-radius:12px}
.btns{display:flex;flex-direction:column;gap:10px;margin-top:14px}.chk{display:flex;gap:10px;align-items:center;min-height:44px}.chk input{width:22px;height:22px;accent-color:var(--ac)}
#upd{position:fixed;left:12px;right:12px;top:calc(env(safe-area-inset-top,0px) + 8px);z-index:20;background:var(--sand);color:#06222a;border-radius:14px;padding:8px 8px 8px 14px;display:flex;align-items:center;justify-content:space-between;gap:10px}
#upd button{min-height:40px;background:#06222a;color:var(--sand)}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}