:root {
    --bg: #0f172a;
    --surface: #ffffff;
    --surface-muted: #f8fafc;
    --border: #e2e8f0;
    --text: #0f172a;
    --muted: #64748b;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --danger: #dc2626;
    --danger-hover: #b91c1c;
    --radius: 8px;
    --shadow: 0 1px 3px rgba(15, 23, 42, 0.1), 0 1px 2px rgba(15, 23, 42, 0.06);
}

* {
    box-sizing: border-box;
}

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

h1,
h2,
h3 {
    margin: 0;
}

.muted {
    color: var(--muted);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 0.9rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--text);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition:
        background 0.15s ease,
        border-color 0.15s ease;
}

.btn:hover {
    background: var(--surface-muted);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
}

.btn-danger {
    color: var(--danger);
    border-color: var(--border);
}

.btn-danger:hover {
    background: #fef2f2;
    border-color: var(--danger);
}

.btn-sm {
    padding: 0.3rem 0.6rem;
    font-size: 0.8rem;
}

/* Forms */
label {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--muted);
}

input {
    padding: 0.55rem 0.7rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.95rem;
    color: var(--text);
    background: var(--surface);
}

input:focus {
    outline: 2px solid var(--primary);
    outline-offset: -1px;
    border-color: var(--primary);
}

input:disabled {
    background: var(--surface-muted);
    color: var(--muted);
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.error {
    margin: 0;
    color: var(--danger);
    font-size: 0.85rem;
}

/* Login */
.login {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.login-card {
    width: 100%;
    max-width: 360px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.login-card h1 {
    font-size: 1.4rem;
}

.login-card .muted {
    margin: -0.5rem 0 0.25rem;
}

/* Top bar */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.9rem 1.5rem;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.brand {
    font-weight: 700;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Console */
.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 1.5rem;
}

.toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.table-wrap {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.users-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.users-table th,
.users-table td {
    text-align: left;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
}

.users-table th {
    background: var(--surface-muted);
    font-weight: 600;
    color: var(--muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.users-table tbody tr:last-child td {
    border-bottom: none;
}

.users-table tbody tr:hover {
    background: var(--surface-muted);
}

.actions-col {
    width: 1%;
    white-space: nowrap;
    text-align: right;
}

.actions-col .btn + .btn {
    margin-left: 0.4rem;
}

.empty {
    padding: 1.5rem 1rem;
    text-align: center;
}

/* Role badge */
.badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    background: var(--surface-muted);
    color: var(--muted);
    border: 1px solid var(--border);
}

.badge-super {
    background: #eff6ff;
    color: var(--primary);
    border-color: #bfdbfe;
}

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.modal-card {
    width: 100%;
    max-width: 380px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.6rem;
    margin-top: 0.25rem;
}

[hidden] {
    display: none !important;
}