:root{color-scheme:light;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;--accent: #4a3aff;--accent-tint: color-mix(in srgb, var(--accent) 14%, white)}*{box-sizing:border-box}body{margin:0;background:#f5f6fa;color:#1c1c28}.muted{color:#6b6b7a;font-size:.9em}.error-text{color:#b3261e}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:16px}.login-card{width:100%;max-width:360px;background:#fff;border-radius:12px;padding:32px;box-shadow:0 4px 24px #00000014;display:flex;flex-direction:column;gap:12px}.login-card h1{margin:0;font-size:1.4rem}.login-logo{width:48px;height:48px;object-fit:contain;margin-bottom:4px}.login-subtitle{margin:0 0 8px;color:#6b6b7a}.login-card label{display:flex;flex-direction:column;gap:4px;font-size:.9rem}.login-card input{padding:10px 12px;border:1px solid #d8d8e0;border-radius:8px;font-size:1rem}.login-card button{margin-top:8px;padding:10px 12px;border:none;border-radius:8px;background:var(--accent);color:#fff;font-size:1rem;cursor:pointer}.login-card button:disabled{opacity:.6;cursor:default}.login-error{color:#b3261e;margin:0;font-size:.9rem}.login-hint{margin:8px 0 0;font-size:.8rem;color:#6b6b7a}.centered-message{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-header{display:flex;align-items:center;gap:24px;padding:16px 24px;background:#fff;border-bottom:1px solid #e4e4ec}.header-logo{width:32px;height:32px;object-fit:contain;border-radius:8px}.app-header h1{margin:0;font-size:1.1rem}.tab-nav{display:flex;gap:8px;flex:1}.tab-nav button{padding:8px 14px;border:none;background:transparent;border-radius:8px;cursor:pointer;color:#444}.tab-nav button.active{background:var(--accent-tint);color:var(--accent);font-weight:600}.signout-button{border:1px solid #d8d8e0;background:#fff;border-radius:8px;padding:8px 14px;cursor:pointer}.app-main{flex:1;padding:24px}.overview-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}.stat-card{background:#fff;border-radius:12px;padding:20px;display:flex;flex-direction:column;gap:4px}.stat-value{font-size:2rem;font-weight:700}.stat-label{color:#6b6b7a}.list-detail-layout{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:16px;align-items:flex-start}.data-table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden}.data-table th{text-align:left;padding:10px 14px;background:#f0f0f6;font-size:.85rem;color:#6b6b7a}.data-table td{padding:10px 14px;border-top:1px solid #f0f0f6}.data-table tbody tr{cursor:pointer}.data-table tbody tr:hover{background:#f7f7fb}.data-table tbody tr.selected{background:var(--accent-tint)}.status-pill{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.8rem;text-transform:capitalize;background:#eee}.status-pending{background:#fff1cc;color:#8a6400}.status-responded{background:#dbe9ff;color:#1a4c99}.status-resolved,.status-completed{background:#dcf5df;color:#1c6b2a}.status-cancelled{background:#f0f0f6;color:#6b6b7a}.status-new{background:#ffe0e0;color:#9c2020}.status-replied,.status-approved{background:#dcf5df;color:#1c6b2a}.status-rejected{background:#ffe0e0;color:#9c2020}.data-table button{padding:4px 10px;border:1px solid #d8d8e0;border-radius:6px;background:#fff;font-size:.85rem;cursor:pointer}.data-table button:first-of-type{border-color:var(--accent);color:var(--accent)}.data-table button:disabled{opacity:.5;cursor:default}.search-input{width:100%;max-width:360px;padding:8px 12px;margin-bottom:12px;border:1px solid #d8d8e0;border-radius:8px;font-size:.9rem}.detail-panel{background:#fff;border-radius:12px;padding:20px;display:flex;flex-direction:column;gap:16px;position:sticky;top:24px}.student-info{display:flex;flex-direction:column;gap:4px}.medical-box{margin-top:8px;padding:10px 12px;background:#fff4f4;border:1px solid #f5d9d9;border-radius:8px;font-size:.9rem}.detail-panel dl{display:grid;grid-template-columns:auto 1fr;gap:6px 12px;margin:0}.detail-panel dt{color:#6b6b7a;font-size:.85rem}.detail-panel dd{margin:0}.evidence-list,.reply-thread{border-top:1px solid #f0f0f6;padding-top:12px}.evidence-list h4,.reply-thread h4{margin:0 0 8px;font-size:.9rem}.evidence-list a{display:block;font-size:.85rem;word-break:break-all}.reply-item{padding:8px 0;border-bottom:1px solid #f0f0f6}.reply-meta{display:flex;justify-content:space-between;font-size:.85rem;margin-bottom:4px}@media (max-width: 860px){.list-detail-layout{grid-template-columns:1fr}}