/* The Online Timer: shared styles */
@font-face{font-family:Inter;font-style:normal;font-weight:400;font-display:swap;src:url(/assets/fonts/inter-400.woff2) format("woff2")}
@font-face{font-family:Inter;font-style:normal;font-weight:600;font-display:swap;src:url(/assets/fonts/inter-600.woff2) format("woff2")}
@font-face{font-family:Outfit;font-style:normal;font-weight:700;font-display:swap;src:url(/assets/fonts/outfit-700.woff2) format("woff2")}
:root{--bg:#FAFAF7;--card:#FFFFFF;--ink:#1F2A37;--muted:#5B6675;--brand:#2F7D6D;--mint:#E6F2EE;--accent:#F2785C;--line:#E3E6E8;
 --mesh1:#CFE9E0;--mesh2:#FBD9CE;--mesh3:#E4EEF7;--meshbase:#F6F3EC;--face1:#FFFFFF;--face2:#EEF5F2;--glass:rgba(255,255,255,.72);--shadow:31,42,55;--grain:.16;--on-brand:#fff;color-scheme:light}
@media (prefers-color-scheme:dark){:root:not(.light){--bg:#111827;--card:#1A2332;--ink:#F3F4F6;--muted:#A3ADBB;--brand:#5FBFA9;--mint:#1E3A35;--line:#2B3545;
 --mesh1:rgba(95,191,169,.30);--mesh2:rgba(242,120,92,.16);--mesh3:rgba(76,96,170,.22);--meshbase:#0D1420;--face1:#223044;--face2:#151E2C;--glass:rgba(26,35,50,.72);--shadow:0,0,0;--grain:.22;--on-brand:#0D1420;color-scheme:dark}}
:root.dark{--bg:#111827;--card:#1A2332;--ink:#F3F4F6;--muted:#A3ADBB;--brand:#5FBFA9;--mint:#1E3A35;--line:#2B3545;
 --mesh1:rgba(95,191,169,.30);--mesh2:rgba(242,120,92,.16);--mesh3:rgba(76,96,170,.22);--meshbase:#0D1420;--face1:#223044;--face2:#151E2C;--glass:rgba(26,35,50,.72);--shadow:0,0,0;--grain:.22;--on-brand:#0D1420;color-scheme:dark}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif}
h1,h2,h3,.brand,#display{font-family:Outfit,Inter,system-ui,sans-serif;line-height:1.2}
h2{font-size:1.5rem;margin:0 0 12px}h3{font-size:1.08rem}
a{color:var(--brand)}
.wrap{max-width:1120px;margin:0 auto;padding:0 16px}
.skip{position:absolute;left:-999px;top:8px;background:var(--card);padding:8px 12px;border-radius:8px;z-index:10}.skip:focus{left:8px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.ic{width:1.15em;height:1.15em;vertical-align:-.2em;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
button{font:inherit;cursor:pointer;color:var(--ink)}
button:focus-visible,a:focus-visible,input:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--accent);outline-offset:2px}

/* header */
.top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 0;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:700;font-size:1.3rem;letter-spacing:-.01em}
.brand svg{width:34px;height:34px}.brand b{color:var(--brand);font-weight:700}
.top nav{display:flex;gap:4px;align-items:center}
.top nav a{padding:6px 10px;border-radius:999px;text-decoration:none;color:var(--muted);font-weight:600;font-size:.92rem;white-space:nowrap}
.top nav a:hover,.top nav a[aria-current=page]{color:var(--ink);background:color-mix(in srgb,var(--ink) 7%,transparent)}
.theme{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:var(--card);display:grid;place-items:center;margin-left:6px}
@media (max-width:820px){.top nav{order:3;width:100%;flex-wrap:wrap;justify-content:center;gap:2px}.top nav a{padding:6px 8px;font-size:.86rem}}
@media (hover:none) and (pointer:coarse){.quiet span:has(kbd){display:none}}

/* ad placeholders: fixed sizes so nothing jumps when ads load */
.ad{display:flex;align-items:center;justify-content:center;margin:18px auto;border-radius:16px;border:1px dashed color-mix(in srgb,var(--muted) 35%,transparent);background:color-mix(in srgb,var(--muted) 6%,transparent);color:color-mix(in srgb,var(--muted) 70%,transparent);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase}
.ad-top,.ad-foot{max-width:728px;height:90px}.ad-mid{width:300px;max-width:100%;height:250px;margin:0 auto}
@media (max-width:600px){.ad-top,.ad-foot{max-width:320px;height:50px}}

/* hero */
.hero{position:relative;isolation:isolate;overflow:hidden;border-radius:32px;padding:clamp(24px,4vw,48px);border:1px solid color-mix(in srgb,var(--line) 70%,transparent);
 background:radial-gradient(55% 60% at 12% 10%,var(--mesh1),transparent 70%),radial-gradient(45% 55% at 92% 88%,var(--mesh2),transparent 70%),radial-gradient(50% 50% at 85% 8%,var(--mesh3),transparent 70%),radial-gradient(60% 60% at 70% 45%,color-mix(in srgb,var(--brand) 14%,transparent),transparent 70%),var(--meshbase);
 box-shadow:0 40px 80px -40px rgba(var(--shadow),.35);
 display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"head stage" "opts stage" "controls stage" "quiet stage";column-gap:clamp(24px,5vw,72px);align-content:center;align-items:center}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:var(--grain);mix-blend-mode:overlay;
 background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .55 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.head{grid-area:head;align-self:end}.opts{grid-area:opts}.stage{grid-area:stage}.pillbar{grid-area:controls}.quiet{grid-area:quiet;align-self:start}
.eyebrow{margin:0 0 10px;font-size:.75rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--brand)}
.hero h1{margin:0 0 10px;font-size:clamp(2.1rem,4.4vw,3.4rem);letter-spacing:-.02em}
.hero .sub{margin:0 0 24px;color:var(--muted);font-size:1.06rem;max-width:34ch}
.seg{display:inline-flex;flex-wrap:nowrap;gap:4px;padding:5px;border-radius:999px;background:var(--glass);border:1px solid color-mix(in srgb,var(--line) 80%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);margin-bottom:18px;max-width:100%}
.seg button{flex:none;border:0;background:transparent;border-radius:999px;padding:8px 12px;min-height:40px;color:var(--muted);font-weight:600;font-size:.92rem}
.classroom .seg{display:flex;flex-wrap:wrap;width:fit-content;border-radius:22px}.classroom .seg{gap:2px}.seg button{padding:8px 9px;font-size:.88rem}
@media (min-width:821px){.seg{border-radius:999px}}
.seg button:hover{color:var(--ink)}.seg button[aria-pressed=true]{background:var(--ink);color:var(--bg)}
.fields{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px;padding:12px 14px;border-radius:20px;background:var(--glass);border:1px solid color-mix(in srgb,var(--line) 80%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);max-width:460px}
.fields label{display:flex;flex-direction:column;gap:2px;font-size:.75rem;font-weight:600;color:var(--muted);letter-spacing:.03em}
.fields input{font:inherit;font-size:.98rem;color:var(--ink);background:var(--card);border:1px solid var(--line);border-radius:10px;padding:6px 8px;width:84px;min-height:38px}
.fields input[type=datetime-local],.fields input[type=text]{width:210px}
.fields .check{flex-direction:row;align-items:center;gap:6px;align-self:flex-end;min-height:38px}
.fields .check input{width:auto;min-height:0}
.fields .total{align-self:flex-end;font-size:.85rem;color:var(--muted);min-height:38px;display:flex;align-items:center}
.pillbar{display:inline-flex;align-items:center;gap:6px;padding:6px;border-radius:999px;background:var(--glass);border:1px solid color-mix(in srgb,var(--line) 80%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 18px 40px -22px rgba(var(--shadow),.45);justify-self:start}
.pillbar button{border:0;background:transparent;border-radius:999px;min-height:52px}
.pillbar .icon{width:52px;padding:0;display:grid;place-items:center}.pillbar .icon:hover{background:color-mix(in srgb,var(--ink) 8%,transparent)}
.pillbar .icon .ic{width:22px;height:22px}.pillbar button:disabled{opacity:.35;cursor:default}
.primary{background:linear-gradient(180deg,color-mix(in srgb,var(--brand) 85%,#fff),var(--brand))!important;color:var(--on-brand)!important;font-weight:700;font-size:1.05rem;min-width:150px;padding:0 26px;display:inline-flex;align-items:center;justify-content:center;gap:8px;box-shadow:0 10px 24px -10px var(--brand),inset 0 1px 0 rgba(255,255,255,.35)}
.quiet{display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;margin-top:18px;color:var(--muted);font-size:.82rem;max-width:440px}
.quiet form{display:flex;gap:6px;align-items:center;margin:0}
.quiet input{width:52px;font:inherit;padding:4px 6px;border-radius:8px;border:1px solid var(--line);background:transparent;color:var(--ink);text-align:center}
.quiet button{min-height:30px;padding:2px 10px;border-radius:8px;border:1px solid var(--line);background:transparent;font-size:.82rem}
kbd{font:inherit;font-size:.75rem;padding:1px 6px;border-radius:5px;border:1px solid var(--line)}
.laps{list-style:none;margin:14px 0 0;padding:0;max-height:180px;overflow:auto;width:100%;max-width:380px;font-variant-numeric:tabular-nums;font-size:.9rem}
.laps li{display:flex;justify-content:space-between;gap:12px;padding:6px 10px;border-bottom:1px solid color-mix(in srgb,var(--line) 70%,transparent)}
.laps li span:first-child{color:var(--muted)}.laps:empty{display:none}

/* dial */
.stage{position:relative;display:flex;flex-direction:column;align-items:center;--D:clamp(280px,34vw,420px)}
.stage::before{content:"";position:absolute;left:50%;top:calc(var(--D) * .5);width:calc(var(--D) * 1.5);height:calc(var(--D) * 1.5);transform:translate(-50%,-50%);border-radius:50%;background:radial-gradient(closest-side,color-mix(in srgb,var(--brand) 26%,transparent),transparent);z-index:0;pointer-events:none}
.dial{position:relative;width:var(--D);aspect-ratio:1;border-radius:50%;z-index:2;box-shadow:0 40px 70px -30px rgba(var(--shadow),.55),0 0 0 1px color-mix(in srgb,var(--line) 60%,transparent)}
.dial[role=slider]{touch-action:none;cursor:grab}.dial[role=slider]:active{cursor:grabbing}
.dial:focus-visible{outline:3px solid var(--accent);outline-offset:8px}
.dial svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.d-track{fill:none;stroke:color-mix(in srgb,var(--ink) 9%,transparent);stroke-width:12}
.d-arc{fill:none;stroke:url(#arcG);stroke-width:12;stroke-linecap:round;filter:url(#glow)}
.d-tick{stroke:var(--muted);stroke-width:1.2;opacity:.35}.d-tick.big{stroke-width:2.2;opacity:.75}
.d-knob{fill:var(--face1);stroke:var(--brand);stroke-width:3.5;filter:drop-shadow(0 3px 5px rgba(0,0,0,.3))}
.break .d-arc,.low .d-arc{stroke:var(--accent)}.break .d-knob,.low .d-knob{stroke:var(--accent)}
.readout{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;pointer-events:none;text-align:center}
#phase{font-size:calc(var(--D) * .036);font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--brand);min-height:1.4em}
.break #phase,.low #phase{color:var(--accent)}
#display{margin:0;font-weight:700;font-variant-numeric:tabular-nums;font-size:calc(var(--D) * .22);letter-spacing:-.03em;line-height:1}
#display.long{font-size:calc(var(--D) * .17)}
#display.xl{font-size:calc(var(--D) * .15)}
#display.xxl{font-size:calc(var(--D) * .13)}
#display.done{color:var(--accent);animation:pulse 1s infinite}
@keyframes pulse{50%{opacity:.4}}
#phase2{font-size:calc(var(--D) * .034);color:var(--muted);min-height:1.4em;margin-top:6px}
/* pendulum, hangs from the bottom of the dial */
.pend{position:relative;z-index:3;width:calc(var(--D) * .62);height:calc(var(--D) * .56);margin-top:-12px}
.pend .pivot{position:absolute;left:50%;top:0;width:18px;height:18px;margin-left:-9px;border-radius:50%;z-index:2;background:radial-gradient(circle at 35% 30%,#fff,color-mix(in srgb,var(--muted) 70%,#fff) 45%,var(--muted));box-shadow:0 2px 4px rgba(0,0,0,.3)}
.pend .arm{position:absolute;left:50%;top:9px;width:4px;height:calc(100% - 35px);margin-left:-2px;border-radius:2px;transform-origin:50% 0;
 background:linear-gradient(90deg,color-mix(in srgb,var(--muted) 60%,#fff),var(--ink) 60%,color-mix(in srgb,var(--muted) 80%,#000));
 animation:swing 2s cubic-bezier(.45,0,.55,1) -.5s infinite;animation-play-state:paused}
.pend .bob{position:absolute;left:50%;bottom:calc(var(--D) * -.07);width:calc(var(--D) * .14);height:calc(var(--D) * .14);transform:translateX(-50%);border-radius:50%;
 background:radial-gradient(circle at 34% 30%,color-mix(in srgb,var(--brand) 35%,#fff) 0,var(--brand) 42%,color-mix(in srgb,var(--brand) 60%,#000) 100%);
 box-shadow:0 14px 24px -8px rgba(var(--shadow),.55),0 0 34px -6px color-mix(in srgb,var(--brand) 70%,transparent)}
.pend .shadow{position:absolute;left:50%;bottom:calc(var(--D) * -.11);width:calc(var(--D) * .3);height:10px;margin-left:calc(var(--D) * -.15);border-radius:50%;background:radial-gradient(rgba(var(--shadow),.22),transparent 70%)}
.running .pend .arm{animation-play-state:running}
.low .pend .bob,.break .pend .bob{background:radial-gradient(circle at 34% 30%,#FFD9CF 0,var(--accent) 42%,#B5462E 100%);box-shadow:0 14px 24px -8px rgba(var(--shadow),.55),0 0 40px -4px var(--accent)}
@keyframes swing{0%,100%{transform:rotate(16deg)}50%{transform:rotate(-16deg)}}
@media (prefers-reduced-motion:reduce){.pend .arm{animation:none}#display.done{animation:none}}

/* classroom: bigger everything */
.classroom .stage{--D:clamp(300px,42vw,540px)}
.classroom .hero{grid-template-columns:minmax(0,.8fr) auto}

@media (max-width:820px){
 .hero{grid-template-columns:minmax(0,1fr)!important;grid-template-areas:"head" "opts" "stage" "controls" "quiet";text-align:center;justify-items:center;border-radius:24px}
 .hero .sub{margin-inline:auto}.seg{flex-wrap:wrap;justify-content:center;border-radius:22px}.seg button{padding:7px 11px;min-height:36px}
 .pillbar{justify-self:center}.quiet{justify-content:center}.fields{justify-content:center}
 .stage,.classroom .stage{--D:min(80vw,340px);margin-bottom:20px}
}
.hero:fullscreen{border-radius:0;align-content:center;max-width:none}
.hero:fullscreen .stage{--D:min(58vh,42vw)}
.classroom .hero:fullscreen{grid-template-areas:"stage" "controls";grid-template-columns:1fr;justify-items:center}
.classroom .hero:fullscreen .head,.classroom .hero:fullscreen .opts,.classroom .hero:fullscreen .quiet{display:none}
.classroom .hero:fullscreen .stage{--D:min(68vh,90vw)}.classroom .hero:fullscreen .pend{display:none}

/* content */
.cols{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;align-items:start;margin-top:36px}
@media (max-width:900px){.cols{grid-template-columns:1fr}}
.prose{max-width:68ch}.prose p,.prose li{color:color-mix(in srgb,var(--ink) 88%,var(--muted))}
section{margin:0 0 36px}
.quick{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 16px}
.quick a{padding:8px 14px;border-radius:999px;border:1px solid var(--line);background:var(--card);text-decoration:none;color:var(--ink);font-weight:600;font-size:.92rem}
.quick a:hover,.card:hover{border-color:var(--brand)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.card{display:block;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px;text-decoration:none;color:var(--ink)}
.card h3{margin:0 0 4px;display:flex;align-items:center;gap:8px}.card h3 .ic{color:var(--brand)}.card p{margin:0;color:var(--muted);font-size:.92rem}
details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin:8px 0}
summary{font-weight:600;cursor:pointer}details p{margin:8px 0 0}
.note{border-left:4px solid var(--accent);background:color-mix(in srgb,var(--accent) 10%,transparent);padding:12px 16px;border-radius:8px}
.page{max-width:760px;margin:24px auto 0}.page h1{font-size:clamp(2rem,4vw,2.8rem);margin:0 0 16px}
footer{border-top:1px solid var(--line);margin-top:48px;padding:28px 0 36px;color:var(--muted);font-size:.9rem}
.fgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:4px 16px;margin-bottom:16px}
footer a{color:var(--muted);text-decoration:none;display:block;width:fit-content;padding:3px 0}footer a:hover{color:var(--ink)}
footer h2{font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;margin:0 0 6px;color:var(--ink)}

/* sound settings */
.snd{flex-basis:100%;font-size:.85rem;color:var(--muted)}
.snd summary{display:inline-flex;align-items:center;gap:6px;cursor:pointer;list-style:none;padding:4px 10px;border-radius:999px;font-weight:600}
.snd summary::-webkit-details-marker{display:none}
.snd summary:hover{color:var(--ink);background:color-mix(in srgb,var(--ink) 6%,transparent)}
.snd summary .ic{width:16px;height:16px}
.snd[open] summary{color:var(--ink)}
.snd-body{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;margin-top:8px;padding:12px 14px;border-radius:18px;background:var(--glass);border:1px solid color-mix(in srgb,var(--line) 80%,transparent);max-width:460px}
.snd-body label{display:inline-flex;align-items:center;gap:6px;font-weight:600}
.snd select{font:inherit;color:var(--ink);background:var(--card);border:1px solid var(--line);border-radius:10px;padding:5px 8px;min-height:34px}
.snd button{font:inherit;font-weight:600;color:var(--ink);background:var(--card);border:1px solid var(--line);border-radius:999px;padding:5px 12px;min-height:34px;cursor:pointer}
.snd input[type=range]{accent-color:var(--brand);width:120px}
.snd input[type=checkbox]{accent-color:var(--brand);width:16px;height:16px}
@media (max-width:820px){.snd-body{margin-inline:auto;justify-content:center}}
.classroom .hero:fullscreen .snd{display:none}
/* repeat + copy link, preset chips above fields */
.tools{display:inline-flex;flex-wrap:wrap;gap:8px 12px;align-items:center;flex-basis:100%}
.quiet .check{display:inline-flex;align-items:center;gap:6px;font-weight:600;cursor:pointer;color:var(--ink)}
.quiet input[type=checkbox]{width:16px;height:16px;padding:0;accent-color:var(--brand)}
.quiet input[type=range]{width:120px;padding:0;border:0}
.tools button{display:inline-flex;align-items:center;gap:6px;border-radius:999px;font-weight:600;color:var(--ink);cursor:pointer}
.tools button:hover{background:color-mix(in srgb,var(--ink) 6%,transparent)}
.tools .ic{width:15px;height:15px}
.opts>.seg{margin-bottom:12px}
@media (max-width:820px){.tools{justify-content:center}div.opts:not(.seg){display:flex;flex-direction:column;align-items:center}}
/* fixes: sound panel is not an FAQ card; chips wrap; tighter mobile controls */
details.snd{background:none;border:0;border-radius:0;padding:0;margin:4px 0 0}
.seg{flex-wrap:wrap;width:fit-content}
.seg{gap:2px}.seg button{padding:8px 9px;font-size:.88rem}
@media (min-width:821px){.seg{border-radius:999px}}
@media (max-width:820px){.pillbar{gap:2px;padding:5px;max-width:100%}.pillbar .icon{width:44px}.pillbar button{min-height:48px}.primary{min-width:110px;padding:0 18px}}

/* Auto ads: Google places ads itself, so the manual placeholders are hidden */
.ad{display:none!important}
/* With the ad column empty, let the text use the full width */
.cols{grid-template-columns:minmax(0,1fr)}
.cols>aside:not(:has(> :not(.ad))){display:none}
.cols .prose{max-width:none}