:root {
    --bg: #f3f6fb;
    --dark: #CA0213;
    --text: #0f172a;
    --muted: #64748b;
    --card: #ffffff;
    --border: #e2e8f0;
    --primary: #1d4ed8;
    --warning: #f59e0b;
    --danger: #dc2626;
    --success-bg: #dcfce7;
    --success-text: #166534;
    --error-bg: #fee2e2;
    --error-text: #991b1b;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
}

a { color: inherit; }

.topbar {
    background: var(--dark);
    color: #fff;
    padding: 18px 56px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand a {
    color: #fff;
    text-decoration: none;
    font-weight: 700;
}

.topbar nav a {
    color: #fff;
    text-decoration: none;
    margin-left: 22px;
}

.topbar nav a.active { text-decoration: underline; }

.container {
    max-width: 1140px;
    margin: 40px auto;
    padding: 0 20px;
}

h1 {
    font-size: 34px;
    margin: 0 0 24px;
}

h2 { margin-top: 0; }

.card {
    background: var(--card);
    border-radius: 14px;
    padding: 22px;
    margin-bottom: 22px;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.06);
}

.grid {
    display: grid;
    gap: 14px;
    margin-bottom: 14px;
}

.grid-2 { grid-template-columns: 2fr 1fr; }
.grid-2-equal { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: 2fr 0.7fr 1fr 1fr; }
.grid-address {
    grid-template-columns: 2fr 1fr;
}

input,
select,
textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    font-size: 14px;
    background: #fff;
}

textarea {
    min-height: 80px;
    resize: vertical;
}

button,
.btn {
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 11px 18px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    font-size: 14px;
}

.btn-warning { background: var(--warning); color: #111827; }
.btn-danger { background: var(--danger); }
.btn-secondary { background: var(--muted); }

.alert-success,
.alert-error {
    padding: 12px 14px;
    border-radius: 8px;
    margin-bottom: 16px;
}

.alert-success { background: var(--success-bg); color: var(--success-text); }
.alert-error { background: var(--error-bg); color: var(--error-text); }

.table-responsive { overflow-x: auto; }

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

th {
    background: #f8fafc;
    text-align: left;
    padding: 13px;
    border-bottom: 1px solid var(--border);
}

td {
    padding: 13px;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

.badge {
    display: inline-block;
    padding: 5px 9px;
    border-radius: 999px;
    background: #e2e8f0;
    font-size: 12px;
}

.actions .btn { margin: 0 4px 6px 0; }

.footer {
    max-width: 1140px;
    margin: 40px auto 20px;
    padding: 0 20px;
    color: var(--muted);
}

.roles {
    display: flex;
    align-items: center;
    gap: 30px;
    margin: 15px 0;
}

.roles label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 500;
}

.roles input[type="checkbox"] {
    width: auto;
    margin: 0;
}

@media (max-width: 800px) {
    .topbar {
        padding: 16px 20px;
        align-items: flex-start;
        gap: 12px;
        flex-direction: column;
    }

    .topbar nav a {
        margin-left: 0;
        margin-right: 16px;
    }

    .grid-2,
    .grid-2-equal,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    table { font-size: 12px; }
}