:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}:root[data-theme=light]{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px}:root[data-theme=dark]{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}:root[data-theme=dark] #social .button-icon{filter:invert()brightness(2)}#root{text-align:center;border-inline:1px solid var(--border);box-sizing:border-box;flex-direction:column;width:1126px;max-width:100%;height:100%;display:flex;position:relative}html,body{height:100%;overflow:hidden}body{box-sizing:border-box;flex-direction:column;gap:12px;height:100svh;margin:0;padding:12px 0;display:flex}.page-shell{flex:auto;justify-content:center;gap:20px;min-height:0;display:flex}.ad-slot{color:var(--text);background:var(--code-bg);border:1px dashed var(--border);box-sizing:border-box;border-radius:8px;justify-content:center;align-items:center;font-size:13px;display:none}.ad-rail{width:160px}@media (width<=1500px){.ad-rail{display:none}}.ad-bottom{flex:none;width:1126px;max-width:calc(100% - 40px);height:90px;margin:0 auto}@media (width<=1024px){.ad-bottom{height:50px}}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}#center{flex-direction:column;flex-grow:1;place-content:center;place-items:center;gap:20px;padding:32px 20px;display:flex}.theme-switch{cursor:pointer;z-index:10;width:56px;height:30px;display:inline-flex;position:absolute;top:20px;right:20px}.theme-switch input{opacity:0;cursor:pointer;margin:0;position:absolute;inset:0}.theme-switch-track{background:var(--code-bg);border:1px solid var(--border);pointer-events:none;border-radius:999px;position:absolute;inset:0}.theme-switch-thumb{background:var(--accent);border-radius:50%;justify-content:center;align-items:center;width:24px;height:24px;font-size:13px;line-height:1;transition:transform .2s;display:flex;position:absolute;top:2px;left:2px}.theme-switch input:checked~.theme-switch-track .theme-switch-thumb{transform:translate(28px)}.theme-switch input:focus-visible~.theme-switch-track{outline:2px solid var(--accent);outline-offset:2px}.subtitle{margin-top:-12px;margin-bottom:8px}.mode-toggle{border:2px solid var(--border);border-radius:8px;display:flex;overflow:hidden}.mode-toggle button{font-family:var(--sans);color:var(--text);cursor:pointer;background:0 0;border:none;padding:8px 16px;font-size:14px}.mode-toggle button.active{color:var(--accent);background:var(--accent-bg)}.duration-input{color:var(--text);align-items:center;gap:8px;font-size:14px;display:flex}.duration-input input{font:inherit;width:64px;color:var(--text-h);background:var(--code-bg);border:1px solid var(--border);text-align:center;border-radius:6px;padding:6px 8px}.clock{font-family:var(--mono);letter-spacing:-2px;color:var(--text-h);font-variant-numeric:tabular-nums;border:4px solid var(--border);border-radius:16px;margin-bottom:24px;padding:32px 72px;font-size:96px;font-weight:500}@media (width<=1024px){.clock{padding:20px 40px;font-size:56px}}.controls{gap:12px;display:flex}.btn{font-family:var(--sans);cursor:pointer;border:2px solid #0000;border-radius:8px;padding:10px 28px;font-size:16px;transition:border-color .3s,opacity .3s}.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-primary{color:var(--accent);background:var(--accent-bg)}.btn-primary:hover:not(:disabled){border-color:var(--accent-border)}.btn-secondary{color:var(--text-h);background:var(--code-bg);border-color:var(--border)}.btn-secondary:hover:not(:disabled){border-color:var(--text-h)}.status{color:var(--text);align-items:center;gap:8px;font-size:14px;display:flex}.status-dot{background:var(--border);border-radius:50%;width:8px;height:8px;transition:background .3s}.status-dot.active{background:#22c55e;box-shadow:0 0 0 4px #22c55e33}.app-footer{justify-content:center;gap:16px;padding:12px 20px;font-size:14px;display:flex}.app-footer a{color:var(--text)}.link-button{font:inherit;color:var(--text);cursor:pointer;text-underline-offset:2px;background:0 0;border:none;padding:0;text-decoration:underline}.about-dialog{text-align:left;width:600px;max-width:calc(100vw - 48px);max-height:calc(100vh - 96px);color:var(--text);background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:32px;position:relative;overflow-y:auto}.about-dialog::backdrop{background:#00000080}.about-dialog h2{text-align:left;font-size:20px}.about-dialog h2:not(:first-child){border-top:1px solid var(--border);margin-top:24px;padding-top:24px}.about-dialog h3{color:var(--text-h);margin:16px 0 4px;font-size:16px}.about-dialog p{margin:0 0 12px}.about-dialog a{color:var(--accent)}.dialog-close{width:32px;height:32px;color:var(--text);cursor:pointer;background:0 0;border:none;border-radius:8px;justify-content:center;align-items:center;font-size:20px;line-height:1;display:flex;position:absolute;top:16px;right:16px}.dialog-close:hover{background:var(--code-bg)}.dialog-close:focus-visible{outline:2px solid var(--accent);outline-offset:2px}