.activity-page{background:var(--paper);min-height:100vh;color:var(--ink)}.activity-shell{max-width:1280px;margin:auto;padding:28px 20px 64px}.activity-heading{justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px;display:flex}.activity-heading h1{margin:10px 0;font-size:30px;font-weight:700}.activity-heading p,.activity-overview p,.activity-board>p{color:var(--muted);font-size:13px;line-height:1.8}.activity-tabs{flex-wrap:wrap;gap:10px;margin-bottom:20px;display:flex}.activity-tabs button{border:1px solid var(--line);text-align:left;background:var(--panel);border-radius:12px;padding:12px 16px}.activity-tabs button[aria-pressed=true]{border-color:var(--rose);box-shadow:0 0 0 1px var(--rose)}.activity-tabs span{color:var(--muted);margin-top:5px;font-size:12px;display:block}.activity-overview,.activity-board{border:1px solid var(--line);background:var(--panel);border-radius:16px;padding:22px}.activity-overview{margin-bottom:24px}.activity-overview h2,.activity-board h2{margin-bottom:8px;font-size:20px;font-weight:700}.activity-rules{white-space:pre-wrap;margin:12px 0 18px}.activity-boards{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;display:grid}.activity-rows{margin:18px 0 0;padding:0;list-style:none}.activity-rows li{border-top:1px solid var(--line);grid-template-columns:30px 68px minmax(0,1fr);gap:12px;padding:16px 0;display:grid}.activity-rank{color:var(--rose);font-weight:700}.activity-thumbnail{background:var(--surface-muted);border-radius:8px;height:84px;overflow:hidden}.activity-thumbnail img{object-fit:contain;width:100%;height:100%}.activity-thumbnail img.is-sensitive{filter:blur(15px);transform:scale(1.1)}.activity-work{flex-direction:column;gap:5px;min-width:0;display:flex}.activity-name,.activity-filename{overflow-wrap:anywhere;white-space:normal}.activity-name{font-weight:700;line-height:1.5}.activity-name:hover{text-decoration:underline}.activity-work span{color:var(--muted);font-size:12px}.activity-pager{justify-content:center;align-items:center;gap:20px;margin:20px 0;display:flex}.activity-pager button{border:1px solid var(--line);border-radius:8px;padding:8px 14px}.activity-pager button:disabled{opacity:.4}@media (max-width:800px){.activity-boards{grid-template-columns:1fr}.activity-shell{padding:18px 12px 40px}.activity-overview,.activity-board{padding:16px}.activity-heading{align-items:flex-start}.activity-heading h1{font-size:26px}.activity-rows li{grid-template-columns:26px 56px minmax(0,1fr);gap:8px}}@media (min-width:801px) and (max-width:1100px){.activity-boards{grid-template-columns:repeat(2,minmax(0,1fr))}}