:root {
    --bg: #f5f7fb;
    --card: #ffffff;
    --line: #d8deea;
    --text: #1a2333;
    --muted: #5f6b82;
    --primary: #1f5ad7;
    --danger: #c23131;
    --ok: #137c4b;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.topbar {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.75rem;
    align-items: center;
    padding: 0.9rem 1rem;
    background: #fff;
    border-bottom: 1px solid var(--line);
}

.brand { font-weight: 700; }
.container { max-width: 1100px; margin: 1rem auto; padding: 0 1rem 2rem; }
.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 1rem;
    margin-bottom: 1rem;
}
.card.narrow { max-width: 520px; }

.btn {
    display: inline-block;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 0.45rem 0.8rem;
    background: #fff;
    color: var(--text);
    text-decoration: none;
    cursor: pointer;
}
.btn.primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn.danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.actions { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; }
.button-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
.inline-form { display: inline; }

.stack { display: grid; gap: 0.8rem; }
label { display: grid; gap: 0.25rem; font-weight: 600; }
input {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 0.5rem 0.6rem;
    font-size: 1rem;
}

.table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 0.9rem;
    background: #fff;
}
.table th, .table td {
    border: 1px solid var(--line);
    padding: 0.45rem 0.55rem;
    text-align: left;
    vertical-align: top;
}
.table th { background: #eef2fa; }
.badge {
    display: inline-block;
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 0.1rem 0.55rem;
    font-size: 0.82rem;
}

.alert {
    border-radius: 8px;
    padding: 0.6rem 0.75rem;
    border: 1px solid transparent;
    margin-bottom: 0.75rem;
}
.alert.error { background: #fdeceb; border-color: #f3b7b3; color: #7f201a; }
.alert.success { background: #eaf8ef; border-color: #b2e1c2; color: var(--ok); }

.muted { color: var(--muted); }
.code-block { background: #0f172a; color: #e2e8f0; padding: 0.8rem 1rem; border-radius: 8px; overflow: auto; max-height: 360px; font-size: 0.85rem; }
.code-block code { background: transparent; color: inherit; padding: 0; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 0.75rem; margin-top: 0.4rem; }
.stat { border: 1px solid var(--line); border-radius: 8px; padding: 0.8rem 1rem; background: #fff; }
.stat-value { font-size: 1.6rem; font-weight: 700; }
.stat-label { color: var(--muted); font-size: 0.9rem; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 0.6rem 0.9rem; }
textarea { width: 100%; border: 1px solid var(--line); border-radius: 8px; padding: 0.5rem 0.6rem; font: inherit; }
select { width: 100%; border: 1px solid var(--line); border-radius: 8px; padding: 0.5rem 0.6rem; font: inherit; background: #fff; }
.badge.status-ok, .status-ok { background:#eaf8ef; border-color:#b2e1c2; color:var(--ok); }
.badge.status-warning, .status-warning { background:#fff4d6; border-color:#f0d27a; color:#7a5b00; }
.badge.status-error, .status-error { background:#fdeceb; border-color:#f3b7b3; color:#7f201a; }
.badge.status-info, .status-info { background:#eaf0fa; border-color:#bccff0; color:#1a3a7a; }
.inline-checkbox { display: flex; gap: 0.4rem; align-items: center; font-weight: 400; }
.inline-checkbox input { width: auto; }
fieldset { border: 1px solid var(--line); border-radius: 8px; padding: 0.6rem 0.8rem; }
legend { padding: 0 0.4rem; font-weight: 600; }

@media (max-width: 720px) {
    .container { padding: 0 0.6rem 1.4rem; }
    .card { padding: 0.8rem; }
    .table th, .table td { font-size: 0.9rem; }
}