:root{--color-bg: #0f172a;--color-surface: #1e293b;--color-border: #334155;--color-text: #e2e8f0;--color-muted: #94a3b8;--color-accent: #38bdf8;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:var(--color-bg);color:var(--color-text)}main{max-width:960px;margin:0 auto;padding:1.5rem 1rem 3rem}h1{margin-bottom:.25rem}.tagline{color:var(--color-muted);margin-top:0}.url-form{display:flex;gap:.5rem;margin:1.5rem 0}.url-form input{flex:1;padding:.6rem .8rem;border-radius:6px;border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text)}button{padding:.6rem 1rem;border-radius:6px;border:1px solid var(--color-border);background:var(--color-accent);color:#06202e;font-weight:600;cursor:pointer}button:disabled{opacity:.6;cursor:not-allowed}.error{color:#f87171}.empty-state{color:var(--color-muted)}.share-box{background:var(--color-surface);border:1px solid var(--color-border);border-radius:8px;padding:1rem;margin-bottom:1.5rem}.share-row{display:flex;gap:.5rem;margin-top:.5rem}.share-row input{flex:1;padding:.5rem;border-radius:6px;border:1px solid var(--color-border);background:var(--color-bg);color:var(--color-text)}.view-page-header{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}.view-toggle{display:inline-flex;border:1px solid var(--color-border);border-radius:6px;overflow:hidden}.view-toggle button{background:var(--color-surface);color:var(--color-text);border:none;border-radius:0}.view-toggle button.active{background:var(--color-accent);color:#06202e}.agenda-day h3{border-bottom:1px solid var(--color-border);padding-bottom:.3rem}.agenda-day ul{list-style:none;padding:0}.agenda-day li{display:flex;gap:.75rem;padding:.4rem 0;align-items:baseline}.agenda-time{color:var(--color-muted);min-width:5.5rem}.agenda-location{color:var(--color-muted);font-size:.85rem}.month-grid-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.month-grid-weekdays,.month-grid-days{display:grid;grid-template-columns:repeat(7,1fr)}.month-grid-weekdays{color:var(--color-muted);font-size:.8rem;margin-bottom:.25rem}.month-grid-cell{border:1px solid var(--color-border);min-height:90px;padding:.3rem;font-size:.8rem}.month-grid-cell.outside-month{opacity:.4}.month-grid-cell.today .month-grid-date{color:var(--color-accent);font-weight:700}.month-grid-event{background:var(--color-surface);border-radius:4px;padding:.1rem .3rem;margin-top:.2rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.month-grid-more{color:var(--color-muted);margin-top:.2rem}@media (max-width: 600px){.month-grid-cell{min-height:60px;font-size:.7rem}}