:root{--bg:#ffffff;--surface-1:#f1f3f4;--surface-2:#e8eaed;--surface-3:#dfe1e5;--text:#1f1f1f;--text-dim:#5f6368;--border:#dadce0;--accent:#1a73e8;--accent-text:#ffffff;--accent-soft:#e8f0fe;--danger:#d93025;--shadow:0 1px 3px rgba(0,0,0,0.12),0 4px 16px rgba(0,0,0,0.08);--appbar-h:56px;--gutter:3px;--tile:108px;--radius:8px;color-scheme:light}@media (prefers-color-scheme:dark){:root{--bg:#1b1b1d;--surface-1:#26262a;--surface-2:#303134;--surface-3:#3c4043;--text:#e8eaed;--text-dim:#9aa0a6;--border:#3c4043;--accent:#8ab4f8;--accent-text:#062e6f;--accent-soft:#1f3350;--danger:#f28b82;--shadow:0 1px 3px rgba(0,0,0,0.5),0 4px 16px rgba(0,0,0,0.4);color-scheme:dark}}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;line-height:1.45;-webkit-font-smoothing:antialiased;overscroll-behavior-y:none}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}.icon{width:20px;height:20px;flex:none}.icon-lg{width:32px;height:32px}.appbar{position:-webkit-sticky;position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:8px;min-height:var(--appbar-h);padding:6px 10px;background:var(--bg);border-bottom:1px solid var(--border)}.appbar-select{background:var(--accent-soft);border-bottom-color:transparent}.appbar-main{flex:1 1;min-width:0;display:flex;flex-direction:column;justify-content:center}.appbar-title{margin:0;font-size:16px;font-weight:500}.appbar-sub,.appbar-title{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.appbar-sub{font-size:12px;color:var(--text-dim)}.appbar-actions{display:flex;align-items:center;gap:4px}.btn,.icon-btn{font:inherit;cursor:pointer;border:1px solid transparent;background:transparent;color:var(--text);border-radius:999px;transition:background-color .12s ease}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;font-weight:500;border-color:var(--border)}.btn:hover:not(:disabled){background:var(--surface-1)}.btn-sm{min-height:36px;padding:0 14px;font-size:13px}.btn-primary{background:var(--accent);color:var(--accent-text);border-color:transparent}.btn-primary:hover:not(:disabled){filter:brightness(1.08);background:var(--accent)}.btn-danger{background:var(--danger);color:#fff;border-color:transparent}.btn-danger:hover:not(:disabled){filter:brightness(1.08);background:var(--danger)}@media (prefers-color-scheme:dark){.btn-danger{color:#3c0e0a}}.dialog-text{margin:0;color:var(--text-dim)}.btn:disabled,.icon-btn:disabled{opacity:.45;cursor:default}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;color:var(--text-dim)}.icon-btn:hover:not(:disabled){background:var(--surface-1);color:var(--text)}.icon-btn-danger:hover:not(:disabled){color:var(--danger)}@media (max-width:520px){.btn-label{display:none}.btn-sm{padding:0 12px}}.page{padding:12px;max-width:1600px;margin:0 auto}.page-grid{padding:0 var(--gutter) 80px}.page-grid.dragover{outline:2px dashed var(--accent);outline-offset:-6px}.empty{display:flex;flex-direction:column;align-items:center;gap:14px;padding:72px 20px;color:var(--text-dim);text-align:center}.notice{padding:10px 14px;border-radius:var(--radius);margin:10px 0;font-size:13px}.notice-error{color:var(--danger);border:1px solid var(--danger)}.notice-error,.notice-warn{background:var(--surface-1)}.notice-warn{border:1px solid var(--border);color:var(--text)}.day{margin-top:4px}.day-heading{position:-webkit-sticky;position:sticky;top:var(--appbar-h);z-index:10;margin:0;padding:14px 6px 8px;font-size:13px;font-weight:500;color:var(--text-dim);background:var(--bg)}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(var(--tile),1fr));grid-gap:var(--gutter);gap:var(--gutter)}@media (min-width:600px){:root{--tile:150px;--gutter:4px}}@media (min-width:1000px){:root{--tile:180px}}.tile{position:relative;aspect-ratio:1;background:var(--surface-1);overflow:hidden;cursor:pointer;-webkit-touch-callout:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.tile img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .12s ease}.tile.selected{padding:10px;background:var(--accent-soft)}.tile.selected img{border-radius:6px}.tile-video{position:absolute;right:6px;bottom:6px;color:#fff;filter:drop-shadow(0 1px 2px rgba(0,0,0,.7));pointer-events:none}.tile-check{position:absolute;top:0;left:0;width:44px;height:44px;display:flex;align-items:center;justify-content:center;border:0;background:transparent;cursor:pointer;opacity:0;transition:opacity .12s ease}.tile-check:before{content:"";position:absolute;top:7px;left:7px;width:22px;height:22px;border-radius:50%;border:2px solid #fff;background:rgba(0,0,0,.25);filter:drop-shadow(0 1px 2px rgba(0,0,0,.5))}.tile-check .icon{position:relative;width:14px;height:14px;margin:-1px 0 0 -1px;color:var(--accent-text)}.tile-check:focus-visible,.tile.selected .tile-check{opacity:1}.tile.selected .tile-check:before{background:var(--accent);border-color:var(--accent)}@media (hover:hover){.tile:hover .tile-check{opacity:1}.tile:hover img{transform:scale(1.02)}}.event-grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));grid-gap:16px;gap:16px}.event-card{display:block;color:inherit;text-decoration:none}.event-card,.event-cover{border-radius:var(--radius)}.event-cover{aspect-ratio:1;overflow:hidden;background:var(--surface-1)}.event-cover img{width:100%;height:100%;object-fit:cover;display:block}.event-cover-empty{width:100%;height:100%;background:linear-gradient(135deg,var(--surface-1),var(--surface-3))}.event-meta{display:flex;flex-direction:column;padding:8px 2px 0}.event-name{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.event-sub{font-size:12px;color:var(--text-dim)}.event-card:hover .event-cover{outline:2px solid var(--accent);outline-offset:2px}.gate{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:24px}.gate-card{width:100%;max-width:360px;display:flex;flex-direction:column;gap:14px}.gate-title{margin:0;font-size:28px;font-weight:400}.gate-sub{margin:0;color:var(--text-dim)}.field{display:flex;flex-direction:column;gap:6px}.field-label{font-size:12px;color:var(--text-dim)}.input{font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:0 12px;min-height:44px;width:100%}.input:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 1px var(--accent)}.scrim{position:fixed;inset:0;z-index:80;background:rgba(0,0,0,.55);display:flex;align-items:center;justify-content:center;padding:16px}.dialog{width:100%;max-width:420px;max-height:90dvh;overflow-y:auto;background:var(--bg);border-radius:14px;box-shadow:var(--shadow)}.dialog-head{display:flex;align-items:center;gap:8px;padding:10px 10px 10px 20px}.dialog-title{flex:1 1;margin:0;font-size:18px;font-weight:500}.dialog-body{display:flex;flex-direction:column;gap:16px;padding:0 20px 20px}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:4px}.qr{width:200px;height:200px;align-self:center;border-radius:var(--radius);background:#fff;padding:8px}.copy-row{display:flex;align-items:center;gap:8px}.code-value{flex:1 1;min-width:0;padding:10px 12px;border-radius:var(--radius);background:var(--surface-1);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:15px;letter-spacing:.04em;overflow-x:auto;white-space:nowrap}.code-url{font-size:12px;letter-spacing:0}.sheet-wrap{position:fixed;inset:0;z-index:60}.sheet-scrim{position:absolute;inset:0;background:rgba(0,0,0,.55)}.sheet{position:absolute;left:50%;bottom:0;transform:translateX(-50%);width:min(560px,100%);max-height:88dvh;overflow-y:auto;padding:8px 16px calc(16px + env(safe-area-inset-bottom));background:var(--bg);border-radius:16px 16px 0 0;box-shadow:var(--shadow)}@media (min-width:600px){.sheet{bottom:24px;border-radius:16px}}.sheet-head{display:flex;align-items:center;gap:8px;padding:4px 0 8px}.sheet-title{flex:1 1;margin:0;font-size:17px;font-weight:500}.sheet-actions{display:flex;justify-content:flex-end;gap:8px;padding:14px 0 4px}.dropzone{font:inherit;color:var(--text-dim);display:flex;flex-direction:column;align-items:center;gap:8px;width:100%;padding:40px 20px;margin:8px 0 16px;border:2px dashed var(--border);border-radius:var(--radius);background:transparent;cursor:pointer}.dropzone:hover{border-color:var(--accent);color:var(--text)}.dropzone small{font-size:12px}.progress{margin:8px 0 12px}.progress-bar{height:4px;border-radius:2px;background:var(--surface-2);overflow:hidden}.progress-bar span{display:block;height:100%;background:var(--accent);transition:width .2s ease}.progress-text{margin:8px 0 0;font-size:13px;color:var(--text-dim)}.upload-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}.upload-item{gap:10px;padding:6px 4px;border-radius:6px}.upload-item,.upload-thumb{display:flex;align-items:center}.upload-thumb{width:36px;height:36px;flex:none;border-radius:4px;overflow:hidden;background:var(--surface-2);justify-content:center;color:var(--text-dim)}.upload-thumb img{width:100%;height:100%;object-fit:cover}.upload-name{flex:1 1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.upload-state{font-size:12px;color:var(--text-dim);flex:none}.status-done .upload-state{color:var(--accent)}.status-error .upload-state{color:var(--danger)}.lightbox{position:fixed;inset:0;z-index:70;background:#000;display:flex;align-items:center;justify-content:center}.lightbox img,.lightbox video{max-width:100%;max-height:100dvh;object-fit:contain;display:block}.lb-bar{position:absolute;top:0;left:0;right:0;z-index:2;display:flex;align-items:center;gap:8px;padding:8px 10px calc(8px + env(safe-area-inset-top));color:#fff;background:linear-gradient(rgba(0,0,0,.55),transparent)}.lb-bar-actions{display:flex;gap:4px}.lb-counter{flex:1 1;font-size:13px;opacity:.85}.lb-btn{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border:0;border-radius:999px;background:transparent;color:#fff;cursor:pointer}.lb-btn:hover{background:rgba(255,255,255,.15)}.lb-danger:hover{color:#f28b82}.lb-nav{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;display:flex;align-items:center;justify-content:center;border:0;border-radius:999px;background:rgba(0,0,0,.4);color:#fff;cursor:pointer}.lb-nav:hover{background:rgba(255,255,255,.2)}.lb-prev{left:10px}.lb-next{right:10px}@media (hover:none){.lb-nav{display:none}}.lb-fallback{max-width:340px;padding:24px;text-align:center;color:#fff}.lb-fallback .btn{margin-top:12px}@media (prefers-reduced-motion:reduce){*{transition:none!important}}