:root{color:#1c211f;background:#eef3ef;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:radial-gradient(circle at 15% 15%,rgba(37,111,97,.14),transparent 28rem),linear-gradient(135deg,#f7faf8,#e5ede7)}button,input{font:inherit}button{cursor:pointer}.app-shell{--accent: #256f61;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(22rem,.75fr);gap:1.5rem;width:min(72rem,calc(100% - 2rem));min-height:calc(100vh - 2rem);margin:1rem auto}.timer-panel,.work-panel{border:1px solid rgba(44,57,51,.14);background:#ffffffd1;box-shadow:0 1rem 4rem #2a3a331f;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.timer-panel{display:grid;align-content:space-between;justify-items:center;gap:2rem;min-height:calc(100vh - 2rem);padding:clamp(1.25rem,3vw,3rem);border-radius:1.25rem}.timer-copy{justify-self:start;max-width:36rem}.eyebrow{margin:0 0 .75rem;color:var(--accent);font-size:.8rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}h1,h2,p{margin:0}h1{max-width:13ch;font-size:clamp(2.6rem,8vw,6.25rem);line-height:.94;letter-spacing:0}.mode-switch{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));width:min(100%,30rem);padding:.35rem;border:1px solid rgba(35,47,42,.12);border-radius:999px;background:#f4f7f4}.mode-switch button{min-height:2.65rem;border:0;border-radius:999px;background:transparent;color:#4e5a54;font-size:.9rem;font-weight:700;transition:background .16s ease,color .16s ease,box-shadow .16s ease}.mode-switch button.active{background:#fff;color:#19201d;box-shadow:0 .5rem 1.5rem #256f6124}.timer-ring{display:grid;width:min(72vw,24rem);aspect-ratio:1;place-items:center;border-radius:50%;box-shadow:inset 0 0 0 1px #212a271a,0 1rem 3rem #256f6129}.timer-core{display:grid;width:78%;aspect-ratio:1;place-items:center;border-radius:50%;background:#fbfdfb;text-align:center}.timer-core span{align-self:end;color:#637068;font-size:.95rem;font-weight:800}.timer-core strong{align-self:start;color:#17201c;font-size:clamp(3.5rem,11vw,6rem);font-weight:900;letter-spacing:0}.timer-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:.75rem}.primary-action,.secondary-action,.task-input button{min-height:3rem;border-radius:.65rem;border:1px solid transparent;padding:0 1.15rem;font-weight:800}.primary-action{min-width:9rem;background:var(--accent);color:#fff}.secondary-action,.task-input button{border-color:#2c393329;background:#fff;color:#26312c}.work-panel{display:grid;align-content:start;gap:1rem;padding:clamp(1rem,2vw,1.5rem);border-radius:1.25rem}.metric-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.75rem}.metric-row div,.task-box,.rhythm-card{border:1px solid rgba(44,57,51,.12);border-radius:.9rem;background:#fbfdfb}.metric-row div{padding:1rem}.metric-row span,.section-heading span{display:block;color:#6c7972;font-size:.82rem;font-weight:700}.metric-row strong{display:block;margin-top:.35rem;color:#19201d;font-size:1.45rem}.task-box{padding:1rem}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:1rem}h2{font-size:1.05rem}.task-input{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:.6rem;margin-top:1rem}.task-input input{min-width:0;min-height:3rem;border:1px solid rgba(44,57,51,.16);border-radius:.65rem;padding:0 .9rem;background:#fff;color:#19201d;outline:none}.task-input input:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 20%,transparent)}.task-list{display:grid;gap:.55rem;margin-top:1rem}.task{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:.7rem;min-height:2.75rem;border:1px solid rgba(44,57,51,.1);border-radius:.7rem;padding:0 .75rem;background:#fff;color:#28332f}.task input{width:1.1rem;height:1.1rem;accent-color:var(--accent)}.task.done span{color:#7d8882;text-decoration:line-through}.rhythm-card{display:grid;gap:1rem;padding:1rem}.rhythm-card p{color:#38443f;font-weight:700;line-height:1.5}.rhythm-bars{display:grid;grid-template-columns:1.5fr .5fr 1.5fr .9fr;gap:.4rem;height:4rem}.rhythm-bars span{border-radius:999px;background:var(--accent);opacity:.18}.rhythm-bars span:nth-child(2){background:#3b6ea8;opacity:.3}.rhythm-bars span:nth-child(3){opacity:.28}.rhythm-bars span:nth-child(4){background:#9b5c1e;opacity:.32}@media(max-width:860px){.app-shell{grid-template-columns:1fr}.timer-panel{min-height:auto}h1{max-width:12ch;font-size:clamp(2.35rem,14vw,4.6rem)}.timer-ring{width:min(82vw,21rem)}}@media(max-width:520px){.mode-switch{grid-template-columns:1fr;border-radius:.85rem}.mode-switch button{border-radius:.65rem}.metric-row,.task-input{grid-template-columns:1fr}}