:root {
    --bg: #f5f7fa;
    --text: #1d2733;
    --brand: #136f63;
    --brand-dark: #0d4f47;
    --border: #d9e0e8;
    --sidebar: #eef2f5;
    --sidebar-active: #ffffff;
}

body {
    background: var(--bg);
    color: var(--text);
}

.auth {
    display: grid;
    min-height: 100vh;
    padding: 24px;
    place-items: center;
}

.auth-card {
    width: min(760px, 100%);
}

.auth-card-sm {
    width: min(420px, 100%);
}

.btn-primary {
    --bs-btn-bg: var(--brand);
    --bs-btn-border-color: var(--brand);
    --bs-btn-hover-bg: var(--brand-dark);
    --bs-btn-hover-border-color: var(--brand-dark);
}

.action-card {
    color: var(--text);
    text-decoration: none;
}

.action-card:hover {
    border-color: var(--brand);
    color: var(--brand-dark);
}

.admin-topbar {
    position: sticky;
    top: 0;
    z-index: 20;
}

.admin-topbar .nav-link {
    border-radius: 6px;
    color: #334155;
    font-weight: 500;
    padding-inline: 14px;
}

.admin-topnav-button {
    background: transparent;
    border: 0;
    text-align: left;
}

.admin-topbar .nav-link:hover,
.admin-topbar .nav-link.active {
    background: rgba(19, 111, 99, 0.1);
    color: var(--brand-dark);
}

.admin-shell {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    min-height: calc(100vh - 57px);
}

.admin-shell--full {
    display: block;
}

.admin-sidebar {
    background: var(--sidebar);
    border-right: 1px solid var(--border);
    padding: 22px 14px;
}

.admin-sidebar-title {
    color: #64748b;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.04em;
    margin-bottom: 12px;
    padding: 0 10px;
    text-transform: uppercase;
}

.admin-sidebar-panel {
    display: none;
}

.admin-sidebar-panel[hidden] {
    display: none !important;
}

.admin-sidebar-panel.active {
    display: block;
}

.admin-subnav {
    display: grid;
    gap: 6px;
}

.admin-subnav-group {
    border: 1px solid transparent;
    border-radius: 8px;
}

.admin-subnav-group[open] {
    background: rgba(255, 255, 255, 0.55);
    border-color: var(--border);
}

.admin-subnav-summary {
    align-items: center;
    border-radius: 7px;
    color: var(--text);
    cursor: pointer;
    display: flex;
    font-weight: 700;
    justify-content: space-between;
    list-style: none;
    padding: 10px 12px;
}

.admin-subnav-summary::-webkit-details-marker {
    display: none;
}

.admin-subnav-summary::after {
    color: #64748b;
    content: "+";
    font-weight: 700;
    margin-left: 12px;
}

.admin-subnav-group[open] .admin-subnav-summary::after {
    content: "-";
}

.admin-subnav-summary:hover,
.admin-subnav-summary.active {
    background: rgba(19, 111, 99, 0.1);
    color: var(--brand-dark);
}

.admin-subnav-children {
    display: grid;
    gap: 4px;
    padding: 0 6px 8px;
}

.admin-subnav-link {
    border: 1px solid transparent;
    border-radius: 6px;
    color: var(--text);
    display: block;
    font-weight: 500;
    padding: 10px 12px;
    text-decoration: none;
}

.admin-subnav-link:hover,
.admin-subnav-link.active {
    background: var(--sidebar-active);
    border-color: var(--border);
    color: var(--brand-dark);
}

.admin-content {
    min-width: 0;
    padding: 24px;
}

.admin-menu-sections {
    display: grid;
    gap: 14px;
}

.admin-menu-section {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

.admin-menu-section-title {
    align-items: center;
    background: #f8fafc;
    cursor: pointer;
    display: flex;
    font-weight: 700;
    justify-content: space-between;
    list-style: none;
    padding: 12px 14px;
}

.admin-menu-section-title::-webkit-details-marker {
    display: none;
}

.admin-menu-section-title::after {
    color: #64748b;
    content: "+";
    margin-left: 12px;
}

.admin-menu-section[open] .admin-menu-section-title::after {
    content: "-";
}

.admin-menu-section-count {
    color: #64748b;
    font-size: 12px;
    font-weight: 600;
    margin-left: auto;
}

.admin-menu-parent-row td {
    background: rgba(19, 111, 99, 0.06);
}

.admin-menu-section-tools {
    align-items: center;
    display: inline-flex;
    gap: 8px;
    margin-left: auto;
}

.admin-menu-order-label {
    color: #64748b;
    font-size: 12px;
    font-weight: 600;
    margin: 0;
}

.admin-menu-order-input {
    width: 74px;
}

.admin-menu-add-grid {
    display: grid;
    gap: 16px;
}

.admin-menu-add-box {
    border-top: 1px solid var(--border);
    padding-top: 16px;
}

@media (max-width: 991.98px) {
    .admin-shell,
    .admin-shell--full {
        display: block;
    }

    .admin-sidebar {
        border-bottom: 1px solid var(--border);
        border-right: 0;
        padding: 14px;
    }

    .admin-subnav {
        gap: 8px;
    }

    .admin-content {
        padding: 18px 14px;
    }

    .admin-menu-section-tools {
        align-items: flex-start;
        flex-wrap: wrap;
        justify-content: flex-end;
    }
}