:root{--bg: #f6f7f9;--card: #ffffff;--text: #1a1d21;--muted: #5f6873;--accent: #1f5fbf;--accent-text: #ffffff;--border: #d6dbe1;--danger: #b3261e;color-scheme:light dark}@media(prefers-color-scheme:dark){:root{--bg: #121417;--card: #1c1f24;--text: #eef1f4;--muted: #9aa4af;--accent: #6ea0ff;--accent-text: #0b1220;--border: #2e343b;--danger: #ff8a80}}*{box-sizing:border-box}html,body{margin:0;min-height:100%}body{background:var(--bg);color:var(--text);font:18px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-text-size-adjust:100%}#app{max-width:560px;margin:0 auto;padding:24px 16px calc(24px + env(safe-area-inset-bottom));min-height:100vh;display:flex;flex-direction:column;justify-content:center}.screen{display:flex;flex-direction:column;gap:16px}.progress{margin:0;color:var(--muted);font-size:15px;letter-spacing:.02em}.item-text{margin:0 0 8px;font-size:22px;line-height:1.45;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px 16px}.gap{display:inline-block;min-width:3.5em;border-bottom:2px solid var(--accent);vertical-align:baseline}.options{display:grid;gap:10px}.option{width:100%;min-height:56px;padding:14px 16px;font:inherit;font-size:18px;text-align:left;color:var(--text);background:var(--card);border:1px solid var(--border);border-radius:12px;cursor:pointer;touch-action:manipulation}.option:active{transform:scale(.99)}.option:disabled{cursor:default;opacity:.6}.option.chosen{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent);opacity:1}.option.dont-know{color:var(--muted);font-style:italic}.no-guessing{margin:8px 0 0;color:var(--muted);font-size:15px}.result{align-items:center;text-align:center}.result-lead{margin:0;color:var(--muted)}.band{margin:0;font-size:72px;font-weight:700;letter-spacing:.04em}.muted{color:var(--muted)}.small{font-size:14px}.error{color:var(--danger);margin:0}.intro{gap:14px}.title{margin:0 0 4px;font-size:28px;font-weight:700}.intro-line{margin:0}.option.primary{margin-top:12px;text-align:center;font-weight:600;color:var(--accent-text);background:var(--accent);border-color:var(--accent)}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);z-index:10}.overlay-text{margin:0;color:var(--muted)}.spinner{width:44px;height:44px;border:4px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.spinner{animation:pulse 1.2s ease-in-out infinite;border-top-color:var(--border)}@keyframes pulse{50%{opacity:.35}}}.form,.admin,.stack{gap:14px}.field{display:flex;flex-direction:column;gap:6px}.field-label{font-weight:600;font-size:16px}.input{width:100%;font:inherit;padding:12px;border:1px solid var(--border);border-radius:10px;background:var(--card);color:var(--text)}.checks{display:flex;flex-direction:column;gap:8px}.checks.inline{flex-direction:row;flex-wrap:wrap;gap:6px 14px}.check{display:flex;gap:10px;align-items:flex-start;font-size:16px}.check input{width:20px;height:20px;margin-top:3px;flex:none}.sub{padding-left:4px}.grid{border-collapse:collapse;width:100%;font-size:14px}.grid th,.grid td{border:1px solid var(--border);padding:6px 4px;text-align:center}.grid th:first-child{text-align:left}.grid input{width:20px;height:20px}.consents{padding:12px;border:1px solid var(--border);border-radius:10px;background:var(--card)}.status{margin:0;color:var(--muted);min-height:1.5em}.status.error{color:var(--danger)}.option.link{background:none;border:none;color:var(--accent);text-align:center}.subtitle{margin:14px 0 0;font-size:20px}.data{border-collapse:collapse;width:100%;font-size:15px;background:var(--card)}.data th,.data td{border:1px solid var(--border);padding:6px 8px;text-align:right}.data th:first-child,.data td:first-child{text-align:left}.admin{max-width:100%}.grid-wrap{overflow-x:auto}.grid.paint,.grid.heat{table-layout:fixed;user-select:none;-webkit-user-select:none}.grid.paint{touch-action:none}.grid.paint th,.grid.heat th{font-weight:500;font-size:13px;padding:4px 2px}.grid th.corner{border:none;background:none}.grid th.day{cursor:pointer}.grid th.time{text-align:right;padding-right:6px;cursor:pointer;color:var(--muted);white-space:nowrap}.grid th.time.hour{color:var(--text);font-weight:600}.grid.paint td.cell,.grid.heat td.cell{height:30px;padding:0;background:var(--card);cursor:pointer}.grid.paint td.cell.on{background:var(--accent)}.grid.heat td.cell{font-size:13px;text-align:center;color:var(--text);background:color-mix(in srgb,var(--accent) calc(var(--heat, 0) * 85%),var(--card));cursor:default}