:root{--bg:#f6f7fb;--panel:#fff;--text:#111827;--muted:#64748b;--line:#e2e8f0;--primary:#111827;--accent:#2563eb;--danger:#dc2626;--done:#94a3b8;--shadow:0 18px 50px rgba(15,23,42,.08);--radius:24px}*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:linear-gradient(180deg,#eef2f7,#f8fafc)}button,input,select,textarea{font:inherit}button{cursor:pointer;border:0}body{overflow-x:hidden}.app-shell{width:min(1180px,100%);margin:0 auto;padding:18px 14px calc(24px + env(safe-area-inset-bottom))}.topbar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:4px 0 16px}.eyebrow{margin:0 0 4px;color:var(--muted);font-size:12px;font-weight:700;letter-spacing:.08em}.topbar h1,.selected-head h2{margin:0;font-size:26px;letter-spacing:-.04em}.layout{display:grid;grid-template-columns:1.35fr .9fr;gap:16px}.calendar-panel,.side-panel{background:rgba(255,255,255,.92);border:1px solid rgba(226,232,240,.9);border-radius:var(--radius);box-shadow:var(--shadow)}.calendar-panel{padding:16px}.side-panel{padding:16px;min-width:0}.calendar-toolbar{display:flex;justify-content:flex-end;align-items:center;gap:8px;margin-bottom:12px}.primary-btn,.plain-btn,.icon-btn,.mini-btn,.ghost-btn,.danger-btn{min-height:44px;border-radius:14px;font-weight:800}.primary-btn{padding:0 18px;background:var(--primary);color:#fff}.plain-btn,.icon-btn,.mini-btn,.ghost-btn{background:#f1f5f9;color:var(--text)}.icon-btn{width:44px;font-size:24px;line-height:1}.mini-btn{padding:0 14px}.ghost-btn{display:inline-flex;align-items:center;justify-content:center;padding:0 14px;border:1px solid var(--line);background:#fff}.danger-btn{padding:0 16px;background:#fee2e2;color:var(--danger)}.weekdays,.calendar-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:8px}.weekdays span{text-align:center;color:var(--muted);font-size:12px;font-weight:800;padding:4px}.day-cell{position:relative;min-height:94px;padding:10px;border-radius:18px;background:#f8fafc;border:1px solid transparent;text-align:left;color:var(--text);overflow:hidden}.day-cell.other{opacity:.42}.day-cell.today{border-color:#93c5fd}.day-cell.selected{background:#111827;color:#fff}.day-number{font-weight:900}.dots{position:absolute;left:10px;right:10px;bottom:10px;display:flex;gap:4px;flex-wrap:wrap}.dot{width:7px;height:7px;border-radius:999px;background:var(--accent)}.day-cell.selected .dot{background:#fff}.selected-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.controls{display:grid;grid-template-columns:1fr 116px;gap:8px;margin:14px 0}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:14px;background:#fff;padding:12px 13px;color:var(--text);outline:none}textarea{resize:vertical}.event-list{display:flex;flex-direction:column;gap:8px;min-height:220px}.event-card{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:10px;border:1px solid var(--line);border-radius:18px;background:#fff;padding:10px;min-width:0}.event-card.done{opacity:.62}.check{width:26px;height:26px;border-radius:9px;border:2px solid var(--line);background:#fff}.event-card.done .check{background:var(--primary);border-color:var(--primary)}.event-main{min-width:0}.event-title{margin:0;font-weight:900;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.event-meta{margin:3px 0 0;color:var(--muted);font-size:12px}.tag{display:inline-flex;align-items:center;height:26px;padding:0 9px;border-radius:999px;background:#eef2ff;color:#3730a3;font-size:12px;font-weight:800}.empty{padding:32px 8px;text-align:center;color:var(--muted)}.data-actions{display:flex;gap:8px;margin-top:14px}.file-label input{display:none}.event-dialog{width:min(520px,calc(100% - 22px));border:0;border-radius:24px;padding:0;box-shadow:0 30px 80px rgba(15,23,42,.25)}.event-dialog::backdrop{background:rgba(15,23,42,.46)}#eventForm{padding:18px;display:flex;flex-direction:column;gap:12px}.dialog-head{display:flex;align-items:center;justify-content:space-between}.dialog-head h2{margin:0;font-size:22px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:800}.dialog-actions{display:flex;justify-content:space-between;gap:10px;margin-top:4px}.dialog-actions .primary-btn{min-width:130px}@media (max-width:900px){.layout{grid-template-columns:1fr}.side-panel{position:relative}.day-cell{min-height:82px}}@media (max-width:520px){.app-shell{padding:12px 10px 18px}.topbar h1{font-size:22px}.primary-btn{padding:0 14px}.calendar-panel,.side-panel{border-radius:20px;padding:12px}.weekdays,.calendar-grid{gap:5px}.day-cell{min-height:58px;border-radius:14px;padding:7px}.dots{left:7px;right:7px;bottom:7px}.dot{width:6px;height:6px}.controls{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.event-card{grid-template-columns:auto 1fr}.event-card .tag{grid-column:2}.data-actions{position:sticky;bottom:8px}.ghost-btn{flex:1;background:#fff}.dialog-actions{position:sticky;bottom:0;background:#fff;padding-top:8px}}