/* DataVault admin UI — self-contained stylesheet (no external dependencies). */

:root {
    --bg: #f4f6f9;
    --panel: #ffffff;
    --border: #dfe4ec;
    --text: #1c2434;
    --muted: #6b7688;
    --primary: #2456c7;
    --primary-dark: #1c46a5;
    --danger: #c0392b;
    --ok: #1e8e5a;
    --warn: #b7791f;
    --sidebar: #101a2d;
    --sidebar-text: #c6d0e2;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 15px;
    line-height: 1.45;
}

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

/* Layout */
.layout { display: flex; min-height: 100vh; }
.sidebar {
    width: 230px;
    flex-shrink: 0;
    background: var(--sidebar);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
}
.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 18px 16px;
    font-weight: 700;
    color: #fff;
    font-size: 18px;
}
.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 8px;
    background: var(--primary);
    color: #fff;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.5px;
}
.nav { display: flex; flex-direction: column; padding: 8px; flex: 1; }
.nav a {
    color: var(--sidebar-text);
    padding: 10px 12px;
    border-radius: 8px;
    margin-bottom: 2px;
}
.nav a:hover { background: rgba(255, 255, 255, 0.07); text-decoration: none; }
.nav a.active { background: var(--primary); color: #fff; }
.sidebar-footer { padding: 12px; border-top: 1px solid rgba(255, 255, 255, 0.08); }
.user-box { display: flex; flex-direction: column; gap: 6px; font-size: 13px; }

.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar {
    display: flex;
    justify-content: flex-end;
    padding: 12px 24px;
    background: var(--panel);
    border-bottom: 1px solid var(--border);
}
.content { padding: 24px; max-width: 1200px; width: 100%; }

.page-title { font-size: 22px; margin: 0 0 20px; font-weight: 700; }
h2 { font-size: 16px; margin: 0 0 12px; }

/* Cards & sections */
.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 18px 20px;
    margin-bottom: 20px;
}

/* Stats */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 14px;
    margin-bottom: 20px;
}
.stat-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 16px;
    display: flex;
    flex-direction: column;
}
.stat-value { font-size: 24px; font-weight: 700; }
.stat-label { color: var(--muted); font-size: 13px; }
.stat-ok { color: var(--ok); }
.stat-warn { color: var(--warn); }

.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
@media (max-width: 900px) {
    .two-col { grid-template-columns: 1fr; }
    .layout { flex-direction: column; }
    .sidebar { width: 100%; }
    .nav { flex-direction: row; flex-wrap: wrap; }
}

/* Tables */
.table { width: 100%; border-collapse: collapse; background: var(--panel); }
.table th, .table td {
    text-align: left;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}
.table th { font-size: 12px; text-transform: uppercase; letter-spacing: 0.4px; color: var(--muted); }
.table tr:hover td { background: #f8fafc; }
.table-wrap { overflow-x: auto; }
.row-actions { white-space: nowrap; }

/* Forms */
.form-field { margin-bottom: 14px; }
.form-field label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 5px; }
input[type="text"], input[type="email"], input[type="password"], input[type="number"], select, textarea {
    width: 100%;
    padding: 9px 11px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    background: #fff;
    color: var(--text);
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(36, 86, 199, 0.12);
}
.form-actions { margin-top: 14px; display: flex; gap: 8px; flex-wrap: wrap; }

.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.filter-form { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-form input[type="text"], .filter-form select, .filter-form input[type="number"] { width: auto; min-width: 160px; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 8px 14px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #fff;
    color: var(--text);
    font-size: 14px;
    cursor: pointer;
    text-decoration: none;
}
.btn:hover { background: #f1f4f9; text-decoration: none; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger:hover { background: #a33025; }
.btn-danger-ghost { color: var(--danger); border-color: var(--danger); background: #fff; }
.btn-danger-ghost:hover { background: #fdf1ef; }
.btn-ghost { background: transparent; border-color: rgba(255,255,255,0.25); color: var(--sidebar-text); }
.btn-ghost:hover { background: rgba(255,255,255,0.08); }
.btn-sm { padding: 4px 10px; font-size: 13px; }
.btn-block { width: 100%; }

/* Badges */
.badge {
    display: inline-block;
    padding: 3px 9px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    background: #e8ecf3;
    color: var(--muted);
}
.badge-ok { background: #e2f5ec; color: var(--ok); }
.badge-warn { background: #fdf3e2; color: var(--warn); }

/* Flash messages */
.flash { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; font-size: 14px; }
.flash-ok { background: #e2f5ec; color: var(--ok); border: 1px solid #b8e4cf; }
.flash-error { background: #fdecea; color: var(--danger); border: 1px solid #f5c6c1; }
.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; background: #fdecea; color: var(--danger); border: 1px solid #f5c6c1; }
.alert-info { background: #e8f0fe; color: var(--primary-dark); border: 1px solid #c6d7f7; }

/* Key-value lists */
.kv { display: grid; grid-template-columns: 220px 1fr; gap: 6px 16px; margin: 0 0 16px; }
.kv dt { color: var(--muted); font-size: 13px; }
.kv dd { margin: 0; word-break: break-all; }
@media (max-width: 600px) { .kv { grid-template-columns: 1fr; } .kv dt { margin-top: 8px; } }

/* Charts (CSS bars) */
.chart { display: flex; flex-direction: column; gap: 10px; }
.chart-row { display: grid; grid-template-columns: 140px 1fr 100px; gap: 10px; align-items: center; }
.chart-label { font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chart-bar-track { background: #edf0f6; border-radius: 999px; height: 12px; overflow: hidden; }
.chart-bar { background: var(--primary); height: 100%; border-radius: 999px; }
.bar-alt { background: #7a9be0; }
.chart-value { font-size: 13px; color: var(--muted); text-align: right; }

/* Quota bars */
.quota-bars { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.quota-row { display: grid; grid-template-columns: 190px 1fr 200px; gap: 10px; align-items: center; font-size: 13px; }

/* Code blocks */
.code-block {
    background: #101828;
    color: #d7e2f2;
    padding: 14px;
    border-radius: 8px;
    overflow-x: auto;
    font-family: Consolas, Menlo, monospace;
    font-size: 13px;
    max-height: 480px;
}

/* Pagination */
.pagination { display: flex; gap: 6px; margin-top: 16px; flex-wrap: wrap; }
.page-link { padding: 6px 11px; border: 1px solid var(--border); border-radius: 6px; background: #fff; font-size: 13px; }
.page-link.current { background: var(--primary); color: #fff; border-color: var(--primary); }

/* Settings grid */
.settings-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 4px 24px; }

.muted { color: var(--muted); }
.small { font-size: 12.5px; }

/* Auth pages */
.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(160deg, #101a2d 0%, #1c3f7a 100%);
}
.auth-wrap { width: 100%; max-width: 400px; padding: 20px; position: relative; }
.auth-card { padding: 28px; }
.auth-card h1 { font-size: 20px; margin: 0 0 18px; }
.lang-switch { position: absolute; top: -34px; right: 0; display: flex; gap: 6px; }
.lang-switch a { color: rgba(255,255,255,0.7); font-size: 13px; padding: 2px 6px; border-radius: 4px; }
.lang-switch a.active { background: rgba(255,255,255,0.2); color: #fff; }

.error-card { max-width: 420px; margin: 60px auto; text-align: center; }
.error-status { font-size: 40px; font-weight: 800; color: var(--primary); display: block; }