* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --bg: #f4f5f7;
    --surface: #ffffff;
    --border: #e2e5ea;
    --text: #1f2933;
    --muted: #6b7280;
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --danger: #dc2626;
    --success: #16a34a;
    --warning: #d97706;
    --sidebar-bg: #111827;
    --sidebar-text: #cbd5e1;
    --radius: 8px;
}

body {
    font-family:
        -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
        sans-serif;
    color: var(--text);
    background: var(--bg);
    font-size: 14px;
    line-height: 1.5;
}

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

.app {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 230px;
    flex: 0 0 230px;
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    padding: 20px 14px;
    position: sticky;
    top: 0;
    height: 100vh;
}

.brand {
    color: #fff;
    text-decoration: none;
    padding: 0 10px 20px;
    border-bottom: 1px solid #1f2937;
    margin-bottom: 16px;
    display: block;
}
.brand:hover {
    text-decoration: none;
}
.brand-name {
    display: block;
    font-size: 17px;
    font-weight: 700;
    color: #fff;
}
.brand-sub {
    font-size: 12px;
    color: #9ca3af;
}

.nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.nav-link {
    display: block;
    padding: 9px 12px;
    border-radius: 6px;
    color: var(--sidebar-text);
    font-weight: 500;
}
.nav-link:hover {
    background: #1f2937;
    color: #fff;
    text-decoration: none;
}
.nav-link.active {
    background: var(--primary);
    color: #fff;
}

.main {
    flex: 1;
    padding: 24px 32px;
    min-width: 0;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    gap: 16px;
}
.page-title {
    font-size: 22px;
    font-weight: 700;
}
.topbar-right {
    display: flex;
    align-items: center;
    gap: 14px;
}
.admin-name {
    color: var(--muted);
    font-weight: 500;
}
.inline {
    display: inline;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
    overflow: scroll;
}
.card h2 {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 4px;
}
.card .card-desc {
    color: var(--muted);
    font-size: 13px;
    margin-bottom: 16px;
}
.card + .card {
    margin-top: 0;
}

.grid-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 14px;
    margin-bottom: 20px;
}
.stat {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
}
.stat .stat-value {
    font-size: 24px;
    font-weight: 700;
}
.stat .stat-label {
    color: var(--muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-top: 2px;
}
.stat.stat-good .stat-value {
    color: var(--success);
}
.stat.stat-warn .stat-value {
    color: var(--warning);
}
.stat.stat-bad .stat-value {
    color: var(--danger);
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}

.flash {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 18px;
    font-weight: 500;
}
.flash-success {
    background: #ecfdf5;
    border: 1px solid #a7f3d0;
    color: #065f46;
}
.flash-error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
}
.flash-list {
    margin-left: 18px;
}

table.table {
    width: 100%;
    border-collapse: collapse;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}
.table th,
.table td {
    text-align: left;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    vertical-align: top;
}
.table th {
    background: #f9fafb;
    font-weight: 600;
    color: var(--muted);
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.05em;
}
.table tr:last-child td {
    border-bottom: none;
}
.table .num {
    text-align: right;
}

.badge {
    display: inline-block;
    padding: 2px 9px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
}
.badge-pending {
    background: #eff6ff;
    color: #1d4ed8;
}
.badge-reserved {
    background: #fef3c7;
    color: #92400e;
}
.badge-discount_created {
    background: #ede9fe;
    color: #6d28d9;
}
.badge-completed {
    background: #dcfce7;
    color: #166534;
}
.badge-cancelled {
    background: #fee2e2;
    color: #991b1b;
}
.badge-expired {
    background: #f3f4f6;
    color: #4b5563;
}
.badge-sent {
    background: #dcfce7;
    color: #166534;
}
.badge-failed {
    background: #fee2e2;
    color: #991b1b;
}

.settings-group {
    margin-bottom: 26px;
}
.settings-group h2 {
    font-size: 16px;
    font-weight: 700;
}
.settings-group .group-desc {
    color: var(--muted);
    font-size: 13px;
    margin-bottom: 12px;
}

.setting-row {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 12px;
    display: flex;
    gap: 18px;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
}
.setting-row .setting-info {
    flex: 1 1 380px;
}
.setting-row .setting-label {
    font-weight: 600;
}
.setting-row .setting-desc {
    color: var(--muted);
    font-size: 13px;
    margin-top: 4px;
}
.setting-row .setting-reason {
    font-size: 12px;
    color: #475569;
    margin-top: 6px;
    border-left: 3px solid var(--border);
    padding-left: 10px;
}
.setting-row .setting-recommended {
    font-size: 12px;
    margin-top: 6px;
}
.setting-row .setting-recommended strong {
    color: var(--primary);
}
.setting-row .setting-control {
    flex: 0 0 220px;
}

label.field-label {
    display: block;
    font-weight: 500;
    margin-bottom: 4px;
}
input[type="text"],
input[type="number"],
input[type="email"],
input[type="password"],
input[type="decimal"],
select {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 14px;
    background: #fff;
    color: var(--text);
}
input:focus,
select:focus {
    outline: 2px solid #bfdbfe;
    border-color: var(--primary);
}
.checkbox-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    padding-top: 8px;
}
.checkbox-wrap input {
    width: 18px;
    height: 18px;
}

.btn {
    display: inline-block;
    padding: 9px 16px;
    border: 1px solid transparent;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    background: var(--primary);
    color: #fff;
}
.btn:hover {
    background: var(--primary-dark);
    text-decoration: none;
}
.btn-ghost {
    background: transparent;
    border-color: var(--border);
    color: var(--text);
}
.btn-ghost:hover {
    background: #f3f4f6;
}
.btn-sm {
    padding: 5px 12px;
    font-size: 13px;
}
.btn-danger {
    background: var(--danger);
}
.btn-danger:hover {
    background: #b91c1c;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 8px;
}

.warning-box {
    background: #fffbeb;
    border: 1px solid #fde68a;
    color: #78350f;
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 18px;
}
.warning-box ul {
    margin-left: 18px;
}

.info-box {
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    color: #1e3a8a;
    padding: 14px 18px;
    border-radius: var(--radius);
    margin-bottom: 20px;
}
.info-box h3 {
    font-size: 14px;
    margin-bottom: 6px;
}
.info-box p {
    font-size: 13px;
    margin-bottom: 4px;
}
.info-box ul {
    margin-left: 18px;
    font-size: 13px;
}
.info-box strong {
    color: var(--primary-dark);
}

.muted {
    color: var(--muted);
}
.mono {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 12px;
}
.small {
    font-size: 12px;
}
.mb-2 {
    margin-bottom: 8px;
}
.text-warn {
    color: var(--warning);
}

.policy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 14px;
}
.policy-row {
    background: #f8fafc;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 16px;
}
.policy-row .policy-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.policy-row .policy-value {
    font-size: 16px;
    font-weight: 600;
    margin-top: 4px;
}
.policy-row .policy-source {
    font-size: 12px;
    color: var(--success);
    margin-top: 6px;
    font-weight: 500;
}

.pagination {
    margin-top: 16px;
}
.pagination a,
.pagination span {
    display: inline-block;
    padding: 4px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    margin-right: 4px;
    background: var(--surface);
    color: var(--text);
}
.pagination .current {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.filters {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 16px;
}
.filters form {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
}

.empty {
    color: var(--muted);
    padding: 24px;
    text-align: center;
}

@media (max-width: 860px) {
    .app {
        flex-direction: column;
    }
    .sidebar {
        width: 100%;
        flex: none;
        height: auto;
        position: static;
        flex-direction: row;
        align-items: center;
        gap: 16px;
        padding: 12px 16px;
    }
    .brand {
        border: none;
        margin: 0;
        padding: 0;
    }
    .nav {
        flex-direction: row;
        flex-wrap: wrap;
    }
    .main {
        padding: 16px;
    }
}