:root{color-scheme:light;--brand-ink: #17324d;--brand-coral: #c9513a;--brand-teal: #167a7f;--brand-gold: #b88734;--surface: #f7f8fa;--panel: #ffffff;--line: #d9dee7;--text: #1d2733;--muted: #667085;--success: #1f7a4d;--warning: #a45f12;--danger: #a33434;--radius: 8px;font-family:Inter,Segoe UI,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--surface);color:var(--text)}button,input,select,textarea{font:inherit}button{border:1px solid var(--brand-ink);border-radius:6px;background:var(--brand-ink);color:#fff;min-height:38px;padding:0 14px;cursor:pointer}button.secondary{background:#fff;color:var(--brand-ink)}button:disabled{opacity:.55;cursor:not-allowed}.app-shell{min-height:100vh}.topbar{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:68px;padding:0 28px;background:var(--panel);border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:8px;background:var(--brand-ink);color:#fff;font-weight:700}.brand h1{margin:0;font-size:18px;font-weight:700}.brand span,.muted{color:var(--muted);font-size:13px}.lang-toggle{display:inline-flex;border:1px solid var(--line);border-radius:6px;overflow:hidden}.lang-toggle button{border:0;border-radius:0;min-height:32px}.lang-toggle button.secondary{border-left:1px solid var(--line)}.workspace{width:min(1440px,100%);margin:0 auto;padding:28px}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}.toolbar h2{margin:0;font-size:24px;line-height:1.2}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.metric,.card,.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius)}.metric{padding:16px}.metric b{display:block;margin-top:8px;color:var(--brand-ink);font-size:30px}.panel{margin-top:16px;overflow:hidden}.panel-header{display:flex;justify-content:space-between;gap:12px;padding:14px 16px;border-bottom:1px solid var(--line)}.panel-header h3{margin:0;font-size:17px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;min-width:760px}th,td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}th{color:var(--muted);font-size:12px;text-transform:uppercase}.status{display:inline-flex;align-items:center;min-height:26px;padding:0 9px;border-radius:999px;background:#eef3f6;color:var(--brand-ink);font-size:12px;font-weight:700}.status.active{background:#e8f5ee;color:var(--success)}.status.pending{background:#fff4e5;color:var(--warning)}.split{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr);gap:16px}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;padding:16px}label{display:grid;gap:6px;color:var(--muted);font-size:13px}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:6px;min-height:40px;padding:8px 10px;background:#fff;color:var(--text)}.actions{display:flex;align-items:center;flex-wrap:wrap;gap:8px}.reward-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;padding:16px}.reward-art{height:112px;border-radius:6px;background:linear-gradient(135deg,#17324d1a,#167a7f24),repeating-linear-gradient(45deg,rgba(201,81,58,.18),rgba(201,81,58,.18) 8px,transparent 8px,transparent 16px);border:1px solid var(--line)}.card{padding:14px}.qr-surface{display:grid;place-items:center;width:min(56vw,420px);aspect-ratio:1;margin:24px auto;border:12px solid white;outline:1px solid var(--line);background:linear-gradient(90deg,#111 18px,transparent 18px) 0 0 / 42px 42px,linear-gradient(#111 18px,transparent 18px) 0 0 / 42px 42px,#fff;color:var(--brand-coral);font-size:24px;font-weight:800}.signage-stage{min-height:calc(100vh - 68px);display:grid;place-items:center;padding:36px;background:#101820;color:#fff}.signage-slide{width:min(1100px,100%);min-height:520px;display:grid;align-content:end;gap:16px;padding:40px;border-radius:8px;background:linear-gradient(135deg,#17324ddb,#167a7fa3),url("./media/hheo-pattern.svg");background-size:cover}@media(max-width:760px){.topbar,.toolbar{align-items:flex-start;flex-direction:column}.workspace{padding:18px}.split{grid-template-columns:1fr}table{min-width:620px}}