:root {
    --bg: #0f1115;
    --surface: #1a1d24;
    --surface-2: #232730;
    --border: #2e333d;
    --text: #e7e9ee;
    --muted: #9aa1ad;
    --primary: #4f7cff;
    --primary-hover: #3a67ec;
    --danger: #e5484d;
    --ok: #30a46c;
    --warn: #f0a020;
    --radius: 10px;
    --shadow: 0 4px 16px rgba(0,0,0,0.25);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
    line-height: 1.5;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Layout */
.layout { display: flex; min-height: 100vh; }
.sidebar {
    width: 248px;
    background: var(--surface);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 20px 14px;
    position: sticky;
    top: 0;
    height: 100vh;
}
.brand { font-weight: 700; font-size: 17px; padding: 6px 10px 18px; }
.sidebar nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.sidebar nav a {
    color: var(--text);
    padding: 9px 12px;
    border-radius: 8px;
    font-size: 14px;
}
.sidebar nav a:hover { background: var(--surface-2); text-decoration: none; }
.sidebar nav a.active { background: var(--primary); color: #fff; }
.nav-group { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .06em; padding: 16px 12px 6px; }
.sidebar-footer { border-top: 1px solid var(--border); padding-top: 14px; }
.user-info { display: flex; flex-direction: column; padding: 0 10px 10px; }
.user-info span { color: var(--muted); font-size: 12px; }
.logout { display: block; padding: 8px 12px; color: var(--muted); border-radius: 8px; font-size: 14px; }
.logout:hover { background: var(--surface-2); text-decoration: none; }

.content { flex: 1; padding: 28px 36px; max-width: 1200px; }

/* Header */
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; }
.page-header h1 { margin: 0; font-size: 24px; }
.header-actions { display: flex; gap: 8px; }

/* Cards */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.card-header h2 { margin: 0; font-size: 17px; }
.card h3 { margin: 18px 0 10px; font-size: 14px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }

/* Stat cards */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; margin-bottom: 8px; }
.stat-card { background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px; padding: 16px; display: flex; flex-direction: column; gap: 4px; }
.stat-value { font-size: 22px; font-weight: 700; }
.stat-label { color: var(--muted); font-size: 12px; }

/* Tables */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--border); }
.table th { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.table tr:last-child td { border-bottom: none; }
.actions { text-align: right; white-space: nowrap; }
.actions .btn { margin-left: 6px; }
.empty { color: var(--muted); padding: 8px 2px; }
.thumb-cell { width: 56px; }
.thumb { width: 44px; height: 44px; object-fit: cover; border-radius: 6px; }
.thumb-empty { background: var(--surface-2); border: 1px dashed var(--border); }
.ext-link { margin-left: 6px; color: var(--muted); font-weight: 700; text-decoration: none; }
.ext-link:hover { color: var(--primary); text-decoration: none; }

/* Badges */
.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge-ok, .badge-completed { background: rgba(48,164,108,.18); color: #4ad295; }
.badge-off { background: rgba(154,161,173,.18); color: var(--muted); }
.badge-planned { background: rgba(79,124,255,.18); color: #8fb0ff; }
.badge-live { background: rgba(229,72,77,.18); color: #ff8a8d; }
.badge-super { background: rgba(240,160,32,.18); color: #f6c46a; }

/* Buttons */
.btn { display: inline-block; cursor: pointer; border: 1px solid transparent; border-radius: 8px; padding: 9px 16px; font-size: 14px; font-weight: 600; font-family: inherit; }
.btn:hover { text-decoration: none; }
.btn-sm { padding: 5px 11px; font-size: 13px; }
.btn-block { width: 100%; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-secondary { background: var(--surface-2); color: var(--text); border-color: var(--border); }
.btn-secondary:hover { background: var(--border); }
.btn-danger { background: transparent; color: var(--danger); border-color: rgba(229,72,77,.4); }
.btn-danger:hover { background: rgba(229,72,77,.12); }

/* Forms */
.form { display: flex; flex-direction: column; gap: 16px; max-width: 720px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; font-weight: 600; }
label small { color: var(--muted); font-weight: 400; }
input[type=text], input[type=email], input[type=password], input[type=datetime-local], input[type=file], select, textarea {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 10px 12px;
    color: var(--text);
    font-size: 14px;
    font-family: inherit;
    font-weight: 400;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); }
textarea { resize: vertical; }
.checkbox-row { display: flex; gap: 24px; flex-wrap: wrap; }
.checkbox { flex-direction: row; align-items: center; gap: 8px; font-weight: 400; }
.checkbox input { width: 16px; height: 16px; }
.form-actions { display: flex; gap: 10px; margin-top: 6px; }

.perm-group { border: 1px solid var(--border); border-radius: 8px; padding: 12px 16px; margin-bottom: 12px; display: flex; flex-direction: column; gap: 8px; }
.perm-group legend { color: var(--primary); font-weight: 700; padding: 0 6px; }

/* Flash */
.flash { padding: 11px 16px; border-radius: 8px; margin-bottom: 14px; font-size: 14px; }
.flash-success { background: rgba(48,164,108,.15); color: #6fe0a8; border: 1px solid rgba(48,164,108,.3); }
.flash-error { background: rgba(229,72,77,.15); color: #ff9a9c; border: 1px solid rgba(229,72,77,.3); }
.flash-info { background: rgba(79,124,255,.15); color: #a6c0ff; border: 1px solid rgba(79,124,255,.3); }

/* Login */
.login-wrapper { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.login-card { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 36px; width: 100%; max-width: 380px; box-shadow: var(--shadow); }
.login-card h1 { margin: 0 0 4px; font-size: 22px; }
.login-card .subtitle { color: var(--muted); margin: 0 0 24px; }
.login-card form { display: flex; flex-direction: column; gap: 16px; }

/* Detail */
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.event-image { width: 100%; border-radius: 8px; margin-bottom: 16px; }
.meta { display: grid; grid-template-columns: auto 1fr; gap: 8px 18px; margin: 0; }
.meta dt { color: var(--muted); font-size: 13px; }
.meta dd { margin: 0; }
.description { white-space: pre-wrap; }
.hint { color: var(--muted); font-size: 13px; }
.current-image { display: flex; flex-direction: column; gap: 8px; }
.preview { max-width: 200px; border-radius: 8px; }

/* Token reveal */
.token-reveal { border-color: rgba(240,160,32,.4); background: rgba(240,160,32,.08); }
.token-value { display: block; background: var(--bg); padding: 12px 14px; border-radius: 8px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; word-break: break-all; margin-top: 8px; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; }

/* Analytics / Charts */
.filter-form { display: flex; align-items: flex-end; gap: 10px; flex-wrap: wrap; }
label.inline { flex-direction: row; align-items: center; gap: 8px; font-weight: 400; font-size: 13px; color: var(--muted); }
label.inline input { font-weight: 400; }
.chart-wrap { position: relative; height: 320px; }
.chart-wrap.sm { height: 220px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.kpi-row { display: flex; flex-wrap: wrap; gap: 28px; padding: 4px 2px 18px; border-bottom: 1px solid var(--border); margin-bottom: 18px; }
.kpi-row > div { display: flex; flex-direction: column; }
.kpi-value { font-size: 20px; font-weight: 700; }
.kpi-label { color: var(--muted); font-size: 12px; }
.compare-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.check-list { display: flex; flex-direction: column; gap: 8px; max-height: 240px; overflow-y: auto; padding: 12px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface-2); }
.chart-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 18px; margin-top: 12px; }
.chart-mini h4 { margin: 0 0 8px; font-size: 14px; }
.table-scroll { overflow-x: auto; }

@media (max-width: 820px) {
    .grid-2, .compare-cols { grid-template-columns: 1fr; }
    .layout { flex-direction: column; }
    .sidebar { width: 100%; height: auto; position: static; }
    .sidebar nav { flex-direction: row; flex-wrap: wrap; }
    .detail-grid, .form-row { grid-template-columns: 1fr; }
    .content { padding: 20px; }
}