:root{--bg: #0b0b0d;--card: #17171b;--line: #2a2a31;--text: #f2f2f4;--muted: #9a9aa6;--accent: #4f8cff;--error: #ff6b6b;--warning: #ffc857;--radius: 14px;color-scheme:dark;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;-webkit-tap-highlight-color:transparent}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%;background:var(--bg);color:var(--text)}button{font:inherit;color:inherit;cursor:pointer;touch-action:manipulation}button:disabled{opacity:.35;cursor:default}button:focus-visible,input:focus-visible+.track{outline:2px solid var(--accent);outline-offset:2px}.settings{max-width:560px;margin:0 auto;padding:calc(env(safe-area-inset-top) + 16px) 16px calc(env(safe-area-inset-bottom) + 96px)}.app-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.app-header h1{font-size:26px;margin:0}.link{background:none;border:none;color:var(--accent);padding:8px 0}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;margin-bottom:12px;display:grid;gap:12px}.card h2{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0}.swatches{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.swatch{display:grid;justify-items:center;gap:6px;padding:10px 4px;font-size:13px;background:transparent;border:1px solid var(--line);border-radius:12px;color:var(--muted)}.swatch .chip{width:34px;height:34px;opacity:.3}.swatch.on{border-color:var(--text);color:var(--text)}.swatch.on .chip{opacity:1}.chip{display:inline-block;border-radius:50%;border:1px solid rgba(255,255,255,.25);flex:none}.row{display:flex;align-items:center;justify-content:space-between;gap:12px}.row-label{color:var(--text)}.stepper{display:flex;align-items:center;border:1px solid var(--line);border-radius:12px;overflow:hidden}.stepper button{width:48px;height:44px;background:#222228;border:none;font-size:22px}.stepper output{min-width:76px;text-align:center;font-variant-numeric:tabular-nums}.segmented{display:flex;background:#222228;border-radius:12px;padding:3px;gap:3px}.segmented button{flex:1;min-height:38px;padding:0 10px;border:none;border-radius:9px;background:transparent;color:var(--muted);white-space:nowrap}.segmented button.on{background:#3a3a44;color:var(--text);font-weight:600}.row .segmented{flex:none}.toggle{display:flex;align-items:center;justify-content:space-between;gap:12px;position:relative;cursor:pointer}.toggle.disabled{opacity:.4}.toggle input{position:absolute;opacity:0;pointer-events:none}.toggle .track{width:50px;height:30px;border-radius:15px;background:#3a3a44;position:relative;transition:background .15s;flex:none}.toggle .track:after{content:"";position:absolute;top:3px;left:3px;width:24px;height:24px;border-radius:50%;background:#fff;transition:transform .15s}.toggle input:checked+.track{background:#34c759}.toggle input:checked+.track:after{transform:translate(20px)}.hint{color:var(--muted);margin:0;font-size:14px}.messages p{margin:0 0 8px;font-size:14px}.error{color:var(--error)}.warning{color:var(--warning)}.start-bar{position:fixed;left:0;right:0;bottom:0;padding:12px 16px calc(env(safe-area-inset-bottom) + 12px);background:linear-gradient(transparent,var(--bg) 30%)}.start-bar .primary{display:block;max-width:528px;margin:0 auto}.primary,.secondary{width:100%;min-height:52px;border-radius:var(--radius);font-size:18px;font-weight:600}.primary{background:var(--accent);border:none;color:#fff}.secondary{background:transparent;border:1px solid var(--line)}.session{position:fixed;top:0;right:0;bottom:0;left:0;background:#000;touch-action:none;user-select:none;-webkit-user-select:none}.countdown{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-content:center;justify-items:center;gap:16px;color:#fff}.count-number{font-size:min(40vw,40vh);font-weight:700;line-height:1;font-variant-numeric:tabular-nums}.count-hint{color:var(--muted);font-size:16px}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#000000eb;display:flex;flex-direction:column;justify-content:center;gap:12px;padding:24px max(16px,calc((100% - 400px)/2))}.overlay h2{font-size:32px;margin:0;text-align:center}.overlay-meta{margin:0 0 8px;text-align:center;color:var(--muted)}.summary{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:0}.summary div{background:var(--card);border-radius:12px;padding:12px;text-align:center}.summary dt{color:var(--muted);font-size:13px}.summary dd{margin:4px 0 0;font-size:24px;font-weight:600;font-variant-numeric:tabular-nums}.counts{list-style:none;padding:0;margin:0 0 8px;display:grid;grid-template-columns:1fr 1fr;gap:6px 16px}.counts li{display:flex;align-items:center;gap:8px}.counts .chip{width:16px;height:16px}.counts strong{margin-left:auto;font-variant-numeric:tabular-nums}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;display:grid;place-items:center;padding:16px}.modal{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:20px;max-width:420px;display:grid;gap:12px}.modal h2{margin:0}.modal p{margin:0;color:var(--muted);line-height:1.45}