:root{--bg: #fdf8f3;--surface: #ffffff;--text: #2b2521;--muted: #8a7f76;--border: #ece3da;--accent: #f97360;--accent-text: #ffffff;--mine-bg: #f97360;--mine-text: #ffffff;--others-bg: #fff0dc;--others-text: #8a5a14;--match-bg: #2fb67c;--match-text: #ffffff;--today: #f97360;--shadow: 0 1px 2px rgba(60, 40, 20, .06), 0 4px 16px rgba(60, 40, 20, .06);color-scheme:light}@media (prefers-color-scheme: dark){:root:not([data-theme=light]){--bg: #1a1714;--surface: #25211d;--text: #f3ede7;--muted: #a0958b;--border: #3a342e;--others-bg: #3d3021;--others-text: #f5c98a;--shadow: 0 1px 2px rgba(0, 0, 0, .3);color-scheme:dark}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:ui-rounded,SF Pro Rounded,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-tap-highlight-color:transparent}.app{max-width:1100px;margin:0 auto;padding:16px 16px 96px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px}.topbar h1{font-size:1.5rem;margin:0}.btn{font:inherit;border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:999px;padding:8px 16px;cursor:pointer}.btn:disabled{opacity:.6;cursor:default}.btn-primary,.btn-register{background:var(--accent);border-color:var(--accent);color:var(--accent-text);font-weight:600}.btn-ghost{background:transparent}.btn-icon{width:44px;height:44px;padding:0;font-size:1.5rem;line-height:1}.linkish{font:inherit;font-size:.85rem;background:none;border:none;color:var(--accent);cursor:pointer;padding:0}.weeknav{display:flex;align-items:center;justify-content:space-between;margin:20px 0 12px}.weeknav-label{display:flex;flex-direction:column;align-items:center;gap:2px}.weeknav-label span{color:var(--muted);font-size:.85rem}.hint{color:var(--muted);text-align:center;margin:0 0 16px}.error{color:#d6453b}.week{display:grid;gap:10px}.day{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:10px;box-shadow:var(--shadow);display:grid;grid-template-columns:56px 1fr;align-items:center;gap:10px}.day-today{border-color:var(--today);box-shadow:0 0 0 1px var(--today),var(--shadow)}.day-past{opacity:.5}.day-head{display:flex;flex-direction:column;align-items:center;line-height:1.1}.day-name{font-size:.8rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.day-num{font-size:1.4rem;font-weight:700}.day-today-tag{font-size:.7rem;color:var(--today);font-weight:600}.day-blocks{display:grid;grid-template-columns:1fr 1fr;gap:8px}.block{font:inherit;text-align:left;min-height:72px;border-radius:12px;border:1px dashed var(--border);background:transparent;color:var(--text);padding:8px 10px;display:flex;flex-direction:column;gap:4px;cursor:pointer;transition:transform .08s ease,background .15s ease}.block:active:not(:disabled){transform:scale(.97)}.block:disabled{cursor:default}.block-busy{opacity:.6}.block-slot{font-size:.8rem;font-weight:600}.block-people{font-size:.85rem;overflow-wrap:anywhere}.block-empty{font-size:.8rem;color:var(--muted)}.block-others{background:var(--others-bg);color:var(--others-text);border:1px solid transparent}.block-mine{background:var(--mine-bg);color:var(--mine-text);border:1px solid transparent}.block-match{background:var(--match-bg);color:var(--match-text);border:1px solid transparent}.block-mine .block-empty,.block-match .block-empty{color:inherit}.block-badge{display:inline-block;background:#ffffff40;border-radius:6px;padding:0 6px;margin-right:4px;font-size:.75rem}@media (min-width: 900px){.week{grid-template-columns:repeat(7,1fr)}.day{grid-template-columns:1fr;align-items:stretch}.day-blocks{grid-template-columns:1fr}.block{min-height:110px}}.legend{display:flex;flex-wrap:wrap;justify-content:center;gap:16px;margin-top:16px;font-size:.8rem;color:var(--muted)}.legend span{display:inline-flex;align-items:center;gap:6px}.swatch{width:12px;height:12px;border-radius:4px;display:inline-block}.swatch-mine{background:var(--mine-bg)}.swatch-others{background:var(--others-bg);border:1px solid var(--others-text)}.swatch-match{background:var(--match-bg)}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#140c0573;display:flex;align-items:flex-end;justify-content:center;z-index:10}@media (min-width: 600px){.overlay{align-items:center}}.dialog{background:var(--surface);width:100%;max-width:420px;border-radius:20px 20px 0 0;padding:20px 16px calc(20px + env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:12px}@media (min-width: 600px){.dialog{border-radius:20px;padding:24px}}.dialog h2{margin:0;font-size:1.25rem}.dialog-sub{margin:0;color:var(--muted);font-size:.9rem}.dialog label{display:flex;flex-direction:column;gap:4px;font-size:.85rem;font-weight:600}.dialog input{font:inherit;font-size:16px;font-weight:400;padding:10px 12px;border-radius:10px;border:1px solid var(--border);background:var(--bg);color:var(--text)}.dialog input:focus{outline:2px solid var(--accent);outline-offset:1px}.dialog-actions{display:flex;align-items:center;gap:8px;margin-top:4px}.spacer{flex:1}.toast{position:fixed;left:16px;right:16px;bottom:calc(16px + env(safe-area-inset-bottom));margin:0 auto;max-width:480px;background:var(--text);color:var(--bg);padding:12px 16px;border-radius:14px;box-shadow:var(--shadow);font-size:.9rem;z-index:20}.gate{max-width:360px;margin:48px auto 0;background:var(--surface);border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow);padding:24px 20px;display:flex;flex-direction:column;gap:12px;text-align:center}.gate-icon{font-size:2rem}.gate h2{margin:0;font-size:1.25rem}.gate input{font:inherit;font-size:16px;padding:10px 12px;border-radius:10px;border:1px solid var(--border);background:var(--bg);color:var(--text);text-align:center}.gate input:focus{outline:2px solid var(--accent);outline-offset:1px}.gate .error{margin:0}.btn-wa{background:#25d366;color:#fff;text-decoration:none;text-align:center;font-weight:600}a.btn-wa{display:block;padding:12px 16px;border-radius:12px}.matches{margin:16px 0;display:flex;flex-direction:column;gap:8px}.matches h2{font-size:1rem;margin:0}.match-row{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:10px 12px;border-radius:12px;background:var(--match-bg);color:var(--match-text)}