:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:#f6fbf3;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#18251b;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0}button,input{font:inherit}button{cursor:pointer;border:0}.app{isolation:isolate;place-items:center;min-height:100vh;padding:72px 32px 32px;display:grid;position:relative;overflow:hidden}.browser-time{z-index:3;color:#ffffffe6;-webkit-backdrop-filter:blur(18px)saturate(140%);backdrop-filter:blur(18px)saturate(140%);font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;text-align:center;background:#f8fff029;border:1px solid #ffffff3d;border-radius:999px;min-width:11ch;padding:9px 18px;font-size:.95rem;position:fixed;top:16px;left:50%;transform:translate(-50%);box-shadow:0 10px 28px #0000002e}.background-layer,.app:before,.app:after{content:"";z-index:-3;position:fixed;inset:0}.background-layer{filter:saturate(.95)contrast(.96)brightness(1.14);background-image:url(https://i0.wp.com/oyla.us/wp-content/uploads/2023/08/forest1.jpg?fit=4256%2C2832&ssl=1);background-position:50%;background-size:cover;transform:scale(1.02)}.app:before{z-index:-2;background:radial-gradient(circle at 50% 8%,#e5ffd257,#0000 34%),radial-gradient(circle at 15% 85%,#acdb9a3d,#0000 30%),linear-gradient(135deg,#2d533457,#12241c8a)}.app:after{z-index:-1;-webkit-backdrop-filter:blur(1.2px);backdrop-filter:blur(1.2px);background:#f6ffef14}.nature-sound-frame{opacity:0;pointer-events:none;border:0;width:1px;height:1px;position:fixed;top:-9999px;left:-9999px}.timer-card{-webkit-backdrop-filter:blur(24px)saturate(125%);backdrop-filter:blur(24px)saturate(125%);text-align:center;background:linear-gradient(145deg,#395c436b,#172a204d);border:1px solid #f6ffee4d;border-radius:36px;width:min(94vw,680px);padding:clamp(24px,5vw,44px);box-shadow:0 26px 72px #0000004d,inset 0 1px #ffffff2e}.eyebrow{color:#daf2cf;letter-spacing:.22em;text-transform:uppercase;margin:0 0 8px;font-size:.78rem;font-weight:750}h1{letter-spacing:-.045em;margin:0;font-size:clamp(2rem,5vw,4rem);line-height:1}.subtitle{color:#fafff7cc;max-width:34rem;margin:12px auto 24px}.mode-switch,.controls,.bottom-row{flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;display:flex}.mode-switch{background:#ffffff21;border:1px solid #ffffff2e;border-radius:999px;margin:0 auto 28px;padding:6px}.mode-switch button,.controls button,.sound-toggle,.ghost{color:#f9fff5;background:#ffffff21;border:1px solid #ffffff2e;border-radius:999px;padding:12px 18px;transition:transform .18s,background .18s,border-color .18s,box-shadow .18s}.mode-switch button:hover,.controls button:hover,.sound-toggle:hover,.ghost:hover{background:#fff3;transform:translateY(-1px)}.mode-switch button.active,.sound-toggle.active{color:#18321d;background:linear-gradient(135deg,#e3f8d8,#b6e7b8);border-color:#ffffff70;box-shadow:0 10px 26px #91c98f3d}.timer-wrap{place-items:center;margin:12px 0 26px;display:grid}.progress-ring{aspect-ratio:1;background:conic-gradient(#ddf8ccd1 var(--progress), #ffffff29 0), radial-gradient(circle, #fff3, #ffffff14);border-radius:50%;place-items:center;width:min(72vw,350px);padding:14px;display:grid;box-shadow:inset 0 0 34px #ffffff17,0 22px 54px #0000003d}.timer-display{color:#ffffffe6;letter-spacing:0;font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;text-align:center;text-shadow:0 6px 22px #00000042,0 0 34px #efffe32e;background:#1b312370;border-radius:50%;place-items:center;width:100%;height:100%;font-family:ui-rounded,SF Pro Rounded,Segoe UI,Inter,ui-sans-serif,system-ui,sans-serif;font-size:clamp(4rem,18vw,7.3rem);font-weight:300;line-height:1;display:grid}.controls{margin-bottom:24px}.controls button{min-width:118px;padding:14px 24px}.controls .primary{color:#18321d;background:linear-gradient(135deg,#f4ffe8,#c4edc2);box-shadow:0 14px 32px #bce7ae47}.settings-grid{grid-template-columns:repeat(3,1fr);gap:12px;margin:0 0 18px;display:grid}label{color:#fafff7c2;text-align:left;gap:8px;font-size:.86rem;display:grid}input{color:#fbfff8;background:#ffffff21;border:1px solid #ffffff2e;border-radius:16px;outline:none;width:100%;padding:12px 14px}input:focus{border-color:#dbf9c7c7;box-shadow:0 0 0 4px #dbf9c71f}.bottom-row{color:#fafff7b8;font-size:.94rem}.ghost{background:#ffffff17}@media (width<=680px){.app{padding:64px 18px 18px}.timer-card{border-radius:28px}.mode-switch{border-radius:24px}.mode-switch button{flex:140px}.settings-grid{grid-template-columns:1fr}.controls button{flex:130px}}