:root {
    --bg: #0f172a;
    --panel: #1e293b;
    --panel-light: #273449;
    --accent: #38bdf8;
    --ok: #4ade80;
    --warn: #fb923c;
    --danger: #f87171;
    --muted: #64748b;
    --text: #e2e8f0;
    --border: #334155;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif; background: var(--bg); color: var(--text); }

/* Entry page */
.entry-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 16px; }
.entry-card { background: var(--panel); padding: 32px; border-radius: 14px; max-width: 420px; width: 100%; box-shadow: 0 10px 30px rgba(0,0,0,.35); }
.entry-card h1 { margin: 0 0 4px; font-size: 22px; color: var(--accent); }
.entry-card .sub { color: var(--muted); font-size: 13px; margin-bottom: 18px; }
.entry-card label { display: block; margin: 14px 0 6px; font-size: 13px; color: #94a3b8; }
.entry-card input { width: 100%; padding: 11px; border-radius: 8px; border: 1px solid var(--border); background: var(--bg); color: var(--text); }
.entry-card button { width: 100%; margin-top: 22px; padding: 13px; border: 0; border-radius: 8px; background: var(--accent); color: #0f172a; font-weight: 700; cursor: pointer; font-size: 15px; }
.entry-card button:hover { filter: brightness(1.08); }
.footnote { color: var(--muted); font-size: 11.5px; margin-top: 20px; line-height: 1.5; }
.error-list { background: rgba(248,113,113,.12); border: 1px solid var(--danger); color: var(--danger); padding: 10px 14px; border-radius: 8px; font-size: 13px; margin: 0 0 6px; }

/* Viewer page */
.viewer-page { min-height: 100vh; display: flex; flex-direction: column; }
.topbar { display: flex; justify-content: space-between; align-items: center; padding: 10px 18px; background: var(--panel); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 20; }
.topbar-title { font-weight: 700; }
.topbar-status { display: flex; gap: 8px; }
.pill { font-size: 12px; padding: 5px 10px; border-radius: 999px; background: var(--panel-light); color: var(--muted); }
.pill-ok { background: rgba(74,222,128,.15); color: var(--ok); }
.pill-warn { background: rgba(251,146,60,.18); color: var(--warn); }
.pill-muted { background: var(--panel-light); color: var(--muted); }

.frame-wrap { flex: 1; }
.frame-wrap iframe { width: 100%; height: calc(100vh - 52px); border: 0; display: block; }

.launch-wrap { flex: 1; display: flex; align-items: center; justify-content: center; padding: 24px; }
.launch-card { background: var(--panel); padding: 32px; border-radius: 14px; max-width: 460px; text-align: center; }
.launch-card h2 { color: var(--accent); margin-top: 0; }
.launch-card button { margin-top: 18px; padding: 13px 22px; border: 0; border-radius: 8px; background: var(--accent); color: #0f172a; font-weight: 700; cursor: pointer; font-size: 15px; }
.launch-card button:disabled { opacity: .6; cursor: default; }

.webcam-box { position: fixed; right: 16px; bottom: 16px; width: 200px; background: var(--panel); border-radius: 10px; overflow: hidden; box-shadow: 0 8px 24px rgba(0,0,0,.4); z-index: 30; }
.webcam-box video { width: 100%; height: 140px; object-fit: cover; background: #000; }
.webcam-caption { padding: 8px 10px; font-size: 11.5px; display: flex; flex-direction: column; gap: 6px; }
.webcam-caption button { padding: 6px 8px; border: 0; border-radius: 6px; background: var(--accent); color: #0f172a; font-weight: 600; cursor: pointer; font-size: 11px; }
.privacy-note { position: fixed; left: 16px; bottom: 16px; max-width: 320px; font-size: 11px; color: var(--muted); background: var(--panel); padding: 8px 10px; border-radius: 8px; z-index: 25; }

.modal { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: flex; align-items: center; justify-content: center; z-index: 50; }
.modal.hidden { display: none; }
.modal-box { background: var(--panel); padding: 26px; border-radius: 12px; max-width: 380px; text-align: center; }
.modal-box h3 { color: var(--warn); margin-top: 0; }
.modal-box button { margin-top: 16px; padding: 10px 20px; border: 0; border-radius: 8px; background: var(--accent); color: #0f172a; font-weight: 700; cursor: pointer; }

/* Admin */
.admin-body { display: flex; min-height: 100vh; }
.admin-sidebar { width: 220px; background: var(--panel); padding: 18px 12px; flex-shrink: 0; }
.admin-sidebar h2 { font-size: 15px; color: var(--accent); margin: 0 0 18px; padding-left: 8px; }
.admin-sidebar a { display: block; padding: 10px 8px; border-radius: 8px; color: var(--text); text-decoration: none; font-size: 13.5px; margin-bottom: 2px; }
.admin-sidebar a:hover, .admin-sidebar a.active { background: var(--panel-light); color: var(--accent); }
.admin-main { flex: 1; padding: 24px 28px; max-width: 100%; overflow-x: auto; }
.admin-topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 22px; }
.admin-topbar h1 { font-size: 20px; margin: 0; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; margin-bottom: 24px; }
.card { background: var(--panel); border-radius: 12px; padding: 16px 18px; }
.card .label { font-size: 12px; color: var(--muted); }
.card .value { font-size: 26px; font-weight: 700; margin-top: 4px; }
table.data { width: 100%; border-collapse: collapse; background: var(--panel); border-radius: 10px; overflow: hidden; font-size: 13.5px; }
table.data th, table.data td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); }
table.data th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.badge { padding: 3px 9px; border-radius: 999px; font-size: 11.5px; }
.badge-online { background: rgba(74,222,128,.15); color: var(--ok); }
.badge-offline { background: rgba(100,116,139,.2); color: var(--muted); }
.badge-warn { background: rgba(251,146,60,.18); color: var(--warn); }
.badge-danger { background: rgba(248,113,113,.18); color: var(--danger); }
.toolbar { display: flex; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; }
.toolbar select, .toolbar input { padding: 8px 10px; border-radius: 8px; border: 1px solid var(--border); background: var(--panel); color: var(--text); font-size: 13px; }
.btn { display: inline-block; padding: 9px 16px; border-radius: 8px; background: var(--accent); color: #0f172a; font-weight: 700; border: 0; cursor: pointer; text-decoration: none; font-size: 13px; }
.btn-muted { background: var(--panel-light); color: var(--text); }
.form-grid label { display: block; margin: 12px 0 5px; font-size: 13px; color: #94a3b8; }
.form-grid input, .form-grid select { width: 100%; max-width: 420px; padding: 9px; border-radius: 8px; border: 1px solid var(--border); background: var(--bg); color: var(--text); }
.login-wrap { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.pagination { display: flex; gap: 6px; margin-top: 14px; font-size: 13px; }
.pagination a, .pagination span { padding: 6px 11px; border-radius: 6px; background: var(--panel); color: var(--text); text-decoration: none; }
.pagination .current { background: var(--accent); color: #0f172a; font-weight: 700; }