:root {
    color-scheme: dark;
    --bg: #071018;
    --panel: rgba(9, 20, 30, 0.86);
    --line: rgba(141, 196, 255, 0.24);
    --text: #eef6ff;
    --muted: #96abc0;
    --accent: #7dd3fc;
    --accent-2: #86efac;
    --admin: #fda4af;
}
* { box-sizing: border-box; }
html, body {
    margin: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at top, rgba(34, 197, 94, 0.16), transparent 28%),
        radial-gradient(circle at bottom right, rgba(56, 189, 248, 0.16), transparent 32%),
        var(--bg);
    color: var(--text);
    font-family: "Segoe UI", "Noto Sans KR", sans-serif;
}
body { padding: 16px; }
body.admin-mode {
    background:
        radial-gradient(circle at top, rgba(244, 63, 94, 0.12), transparent 25%),
        radial-gradient(circle at bottom right, rgba(251, 191, 36, 0.12), transparent 30%),
        var(--bg);
}
.shell { display: grid; grid-template-rows: auto 1fr; gap: 14px; width: 100%; height: 100%; }
.topbar {
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    padding: 16px 18px; border: 1px solid var(--line); border-radius: 18px;
    background: var(--panel); backdrop-filter: blur(10px);
}
.eyebrow { font-size: 12px; letter-spacing: 0.18em; color: var(--accent-2); }
body.admin-mode .eyebrow { color: var(--admin); }
h1 { margin: 4px 0 0; font-size: 24px; }
.sub { margin: 6px 0 0; color: var(--muted); font-size: 14px; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; }
.actions a {
    color: var(--text); text-decoration: none; padding: 10px 14px; border-radius: 999px;
    border: 1px solid var(--line); background: rgba(125, 211, 252, 0.08);
}
.actions a:hover, .actions a.active { background: rgba(125, 211, 252, 0.18); }
body.admin-mode .actions a:hover, body.admin-mode .actions a.active { background: rgba(244, 63, 94, 0.18); }
.frame-wrap {
    position: relative; min-height: 0; border: 1px solid var(--line); border-radius: 22px;
    overflow: hidden; background: #02070b; box-shadow: 0 18px 45px rgba(0, 0, 0, 0.3);
}
#mapframe { width: 100%; height: 100%; border: 0; display: block; background: #02070b; }
.badge {
    position: absolute; right: 16px; bottom: 16px; padding: 8px 12px; border-radius: 999px;
    background: rgba(7, 16, 24, 0.84); border: 1px solid var(--line); color: var(--muted);
    font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase;
}
.badge.admin { color: var(--admin); }
@media (max-width: 760px) {
    body { padding: 10px; }
    .topbar { align-items: flex-start; flex-direction: column; }
    h1 { font-size: 20px; }
    .actions { width: 100%; }
    .actions a { flex: 1 1 auto; text-align: center; }
}

iframe#mapframe {
    color-scheme: normal;
}