:root{color-scheme:light;--bg: #f6f8fa;--surface: #ffffff;--surface-2: #eaeef2;--border: #d0d7de;--text: #1f2328;--text-dim: #59636e;--accent: #0969da;--accent-hover: #0550ae;--warning: #9a6700;--danger: #cf222e;--success: #1a7f37}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Yu Gothic UI,Segoe UI,system-ui,sans-serif;font-size:15px;line-height:1.6}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover);text-decoration:underline}.container{max-width:1100px;margin:0 auto;padding:24px 20px}.site-header{border-bottom:1px solid var(--border);background:var(--surface)}.site-header .container{padding:16px 20px;display:flex;align-items:baseline;justify-content:space-between}.site-header h1{margin:0;font-size:18px;font-weight:600}.site-header h1 a{color:var(--text)}.site-header .meta{color:var(--text-dim);font-size:12px}main h2{font-size:22px;margin:24px 0 16px}.section{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:16px 20px;margin:16px 0}.section h3{margin:0 0 12px;font-size:13px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px;font-weight:600}.form-grid{display:grid;grid-template-columns:minmax(200px,1fr) minmax(140px,200px) minmax(180px,220px);gap:12px;align-items:end}.form-grid .full{grid-column:1 / -1}label{display:block;font-size:12px;color:var(--text-dim);margin-bottom:4px}input[type=text],input[type=datetime-local]{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:6px;background:var(--surface);color:var(--text);font:inherit}input[type=text]:focus,input[type=datetime-local]:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #0969da26}.preset-row{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}.preset-row button{padding:4px 10px;font-size:12px}button{font:inherit;padding:8px 14px;border:1px solid var(--border);border-radius:6px;background:var(--surface-2);color:var(--text);cursor:pointer;transition:background .1s,border-color .1s}button:hover{background:var(--border)}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--accent);color:#fff;border-color:var(--accent)}button.primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}button.danger{color:var(--danger);border-color:var(--danger);background:var(--surface)}button.danger:hover{background:#ffebe9}button.small{padding:4px 10px;font-size:12px}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:16px}.tabs button{border:none;background:transparent;padding:10px 16px;border-bottom:2px solid transparent;border-radius:0;color:var(--text-dim);font-weight:500}.tabs button:hover{background:transparent;color:var(--text)}.tabs button.active{color:var(--text);border-bottom-color:var(--accent)}.timers{list-style:none;padding:0;margin:0;display:grid;gap:8px}.timer{display:grid;grid-template-columns:auto auto 1fr auto;gap:12px;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:10px 14px}.timer .id{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--text-dim);font-size:12px}.timer .when{font-size:13px;color:var(--text);white-space:nowrap}.timer .when .relative{color:var(--text-dim);font-size:11px;margin-left:6px}.timer .body .project{display:inline-block;font-size:11px;background:var(--surface-2);border-radius:4px;padding:1px 6px;margin-right:6px;color:var(--text-dim)}.timer .body .context{font-size:14px}.timer .actions{display:flex;gap:6px}.timer.status-fired{border-left:3px solid var(--warning)}.timer.status-done{opacity:.6}.timer.status-done .context{text-decoration:line-through}.timer.status-cancelled{opacity:.5}.timer.status-cancelled .context{text-decoration:line-through;color:var(--text-dim)}.empty{color:var(--text-dim);padding:40px 20px;text-align:center;border:1px dashed var(--border);border-radius:10px}.toast{position:fixed;bottom:24px;right:24px;background:var(--text);color:#fff;padding:10px 16px;border-radius:6px;font-size:13px;opacity:0;transform:translateY(8px);transition:opacity .15s,transform .15s;pointer-events:none;z-index:100}.toast.show{opacity:1;transform:translateY(0)}.toast.error{background:var(--danger)}@media(max-width:640px){.container{padding:16px 12px}.site-header .container{flex-direction:column;align-items:flex-start;gap:2px;padding:12px 16px}.site-header .meta{font-size:11px}.section{padding:14px}.form-grid{grid-template-columns:1fr;gap:10px}.preset-row{gap:4px}.preset-row button{padding:4px 8px;font-size:11px}.timer{grid-template-columns:auto 1fr;grid-template-areas:"id   when" "body body" "act  act";row-gap:6px;column-gap:10px;padding:10px 12px}.timer .id{grid-area:id;align-self:center}.timer .when{grid-area:when;justify-self:end;white-space:normal;text-align:right;font-size:12px}.timer .when .relative{display:inline;margin-left:6px}.timer .body{grid-area:body;word-break:break-word}.timer .body .context{font-size:13px}.timer .actions{grid-area:act;justify-content:flex-end;flex-wrap:wrap}.tabs button{padding:8px 12px;font-size:14px}}