:root{--bg:#f7f7f8;--panel:#ffffff;--border:#e3e3e6;--text:#1c1c1f;--text-muted:#6b6b72;--accent:#2f6fed;--accent-text:#ffffff;--danger:#c0392b;--danger-bg:#fdecea;--success:#1e824c;--success-bg:#e8f6ee;--warn-bg:#fff6e0;--section-accent:#7c3aed;--radius:8px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif;font-size:14px;line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{font-family:inherit;font-size:13px;border-radius:var(--radius);border:1px solid var(--border);background:var(--panel);padding:8px 14px;cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--accent);color:var(--accent-text);border-color:var(--accent)}button.danger{background:var(--danger-bg);color:var(--danger);border-color:var(--danger)}input,textarea{font-family:inherit;font-size:14px;border-radius:var(--radius);border:1px solid var(--border);padding:8px 10px;width:100%}.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;background:var(--panel);border-bottom:1px solid var(--border)}.topbar h1{font-size:15px;margin:0}.container{padding:20px;max-width:1200px;margin:0 auto}.badge{display:inline-block;font-size:11px;font-weight:600;padding:2px 8px;border-radius:999px;background:var(--warn-bg);color:#8a6d00}.badge-blue{background:#e0ecff;color:#1d4ed8}.badge-purple{background:#f1e6fd;color:#6d28d9}.badge-amber{background:#fff3d6;color:#92620a}.badge-red{background:var(--danger-bg);color:var(--danger)}.badge-green{background:var(--success-bg);color:var(--success)}.badge-teal{background:#e0f7f5;color:#0f766e}.badge-pink{background:#fde7f0;color:#be185d}.badge-indigo{background:#e8eaff;color:#4338ca}.badge-cyan{background:#e0f7ff;color:#0369a1}.badge-violet{background:#f2e9ff;color:#7c3aed}.badge-gray{background:#eceff1;color:#55606b}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.ticket-row{display:block;padding:12px 16px;border-bottom:1px solid var(--border);color:var(--text)}.ticket-row:hover{background:var(--bg);text-decoration:none}.ticket-row .meta{color:var(--text-muted);font-size:12px}.filters{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap}.filters button.active{background:var(--accent);color:var(--accent-text);border-color:var(--accent)}.detail-grid{display:grid;grid-template-columns:1fr 320px;grid-gap:20px;gap:20px;align-items:start}.thread{display:flex;flex-direction:column}.thread-message{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--border)}.thread-message:last-child{border-bottom:none;padding-bottom:0}.thread-avatar{flex:0 0 36px;width:36px;height:36px;border-radius:50%;color:#fff;font-size:13px;font-weight:600;display:flex;align-items:center;justify-content:center}.thread-body-col{flex:1 1;min-width:0}.thread-message-head{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;margin-bottom:4px}.thread-sender{font-weight:600}.thread-date,.thread-email{color:var(--text-muted);font-size:12px}.thread-date{margin-left:auto}.thread-text{margin:0;white-space:pre-wrap}.other-ticket{border:1px solid var(--border);border-radius:var(--radius);padding:10px 12px}.other-ticket summary{cursor:pointer;display:flex;align-items:baseline;flex-wrap:wrap;gap:4px}.other-ticket[open] summary{margin-bottom:4px}.sidebar-section{margin-bottom:16px}.sidebar-section h3{font-size:11px;text-transform:uppercase;letter-spacing:.03em;color:var(--section-accent);margin:0 0 8px}.sidebar-row{display:flex;justify-content:space-between;align-items:baseline;gap:8px}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center}.login-card{width:320px}.error-text{color:var(--danger);font-size:13px;margin-top:8px}