:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#f7f8fa;--surface:#fff;--border:#e2e5ea;--text:#1c2128;--muted:#6b7280;--primary:#2563eb;--primary-dark:#1d4ed8;--danger:#dc2626;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0}.app-shell{flex-direction:column;min-height:100vh;display:flex}.topbar{background:var(--surface);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:14px 24px;display:flex}.brand{color:var(--primary);font-size:1.2rem;font-weight:700}.topbar nav{align-items:center;gap:16px;display:flex}.topbar nav a{color:var(--text);font-weight:500;text-decoration:none}.topbar nav a.active{color:var(--primary)}main{flex:1;width:100%;max-width:900px;margin:0 auto;padding:24px}h1{margin:0 0 12px;font-size:1.5rem}.auth-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;max-width:420px;margin:40px auto;padding:28px}form{flex-direction:column;gap:14px;display:flex}label{flex-direction:column;gap:6px;font-size:.9rem;font-weight:500;display:flex}input,select{border:1px solid var(--border);border-radius:8px;padding:8px 10px;font-family:inherit;font-size:.95rem}fieldset{border:1px solid var(--border);border-radius:8px;padding:12px}legend{padding:0 4px;font-weight:600}.checkbox-row{flex-direction:row;align-items:center;gap:8px;font-weight:400}button{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:9px 16px;font-size:.9rem;font-weight:600}button:hover:not(:disabled){background:var(--primary-dark)}button:disabled{opacity:.6;cursor:not-allowed}button.secondary{background:var(--surface);color:var(--text);border:1px solid var(--border)}.hint{color:var(--muted);font-size:.8rem;font-weight:400}.muted{color:var(--muted)}.small{font-size:.8rem}.error{color:var(--danger);font-size:.9rem}.row{gap:14px;display:flex}.row.wrap{flex-wrap:wrap;align-items:flex-end}.card-list{flex-direction:column;gap:12px;margin-top:16px;display:flex}.card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:16px}.card-link{color:inherit;text-decoration:none;display:block}.card-header{justify-content:space-between;align-items:center;gap:8px;display:flex}.badge{color:#374151;background:#e5e7eb;border-radius:999px;padding:3px 10px;font-size:.75rem;font-weight:600;display:inline-block}.badge-requested{color:#92400e;background:#fef3c7}.badge-accepted{color:#1e40af;background:#dbeafe}.badge-confirmed{color:#3730a3;background:#e0e7ff}.badge-completed{color:#065f46;background:#d1fae5}.badge-acknowledged{color:#3f6212;background:#ecfccb}.actions{gap:10px;margin:16px 0;display:flex}.panel{background:var(--surface);border:1px solid var(--border);border-radius:10px;margin-top:16px;padding:16px}.thumb-row{flex-wrap:wrap;gap:10px;margin-bottom:12px;display:flex}.thumb{object-fit:cover;border:1px solid var(--border);border-radius:8px;width:90px;height:90px}.thumb-loading{background:#eef0f3;border-radius:8px;width:90px;height:90px}.upload-btn{border:1px dashed var(--border);cursor:pointer;color:var(--primary);border-radius:8px;padding:8px 14px;font-size:.85rem;font-weight:600;display:inline-block}.chat-panel{flex-direction:column;display:flex}.chat-panel h3{align-items:center;gap:8px;display:flex}.dot{border-radius:50%;width:8px;height:8px;display:inline-block}.dot-online{background:#22c55e}.dot-offline{background:#d1d5db}.chat-messages{border:1px solid var(--border);background:var(--bg);border-radius:8px;flex-direction:column;gap:8px;max-height:320px;padding:8px 4px;display:flex;overflow-y:auto}.chat-msg{background:var(--surface);border:1px solid var(--border);border-radius:10px;align-self:flex-start;max-width:75%;padding:6px 10px}.chat-msg.mine{background:#eff6ff;border-color:#bfdbfe;align-self:flex-end}.chat-msg p{margin:2px 0}.chat-sender{color:var(--muted);font-size:.75rem;font-weight:600}.chat-time{color:var(--muted);font-size:.7rem}.chat-input-row{flex-direction:row;gap:8px;margin-top:10px;display:flex}.chat-input-row input{flex:1}.admin-main{max-width:960px}.stat-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px;margin-bottom:20px;display:grid}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:10px;flex-direction:column;gap:4px;padding:16px;display:flex}.stat-value{color:var(--primary);font-size:1.6rem;font-weight:700}.stat-label{color:var(--muted);font-size:.8rem}.status-list{flex-direction:column;gap:8px;margin:8px 0 0;padding:0;list-style:none;display:flex}.status-list li{justify-content:space-between;align-items:center;display:flex}.bar-chart{align-items:flex-end;gap:6px;height:140px;margin-top:12px;display:flex}.bar-col{flex-direction:column;flex:1;justify-content:flex-end;align-items:center;gap:6px;height:100%;display:flex}.bar{border-radius:4px 4px 0 0;width:100%;min-height:2px}.bar-label{color:var(--muted);writing-mode:vertical-rl;font-size:.65rem;transform:rotate(180deg)}