.admin-shell {
    display: grid;
    grid-template-columns: minmax(250px, 290px) minmax(0, 1fr);
    gap: 1rem;
    margin-top: 1rem;
    align-items: start;
}

.admin-sidebar {
    position: sticky;
    top: 6.5rem;
    display: grid;
    gap: 1rem;
}

.admin-sidebar__nav {
    display: grid;
    gap: 0.45rem;
}

.admin-sidebar__nav a {
    display: block;
    padding: 0.85rem 1rem;
    border-radius: 16px;
    color: var(--muted);
    border: 1px solid transparent;
    transition: border-color 160ms ease, background 160ms ease, color 160ms ease, transform 160ms ease;
}

.admin-sidebar__nav a:hover,
.admin-sidebar__nav a:focus-visible,
.admin-sidebar__nav a.is-active {
    color: var(--text);
    background: rgba(255, 255, 255, 0.92);
    border-color: rgba(97, 156, 245, 0.2);
    transform: translateX(2px);
}

.admin-content {
    display: grid;
    gap: 1rem;
}

.admin-section {
    scroll-margin-top: 8rem;
}

.js .admin-section {
    display: none;
}

.js .admin-section.is-active {
    display: grid;
}

.admin-section h3 {
    margin: 0.25rem 0 0.5rem;
    font-size: 1.05rem;
}

.admin-grid {
    grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
}

.admin-grid .form-card {
    gap: 1.25rem;
}

.back-link {
    margin-bottom: 1rem;
}

.back-link .button {
    padding-inline: 1rem;
}

.split-fields {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.split-fields--three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.split-fields--four {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    text-align: left;
    padding: 0.9rem 0.75rem;
    border-bottom: 1px solid var(--line);
    vertical-align: top;
}

.enquiry-list {
    display: grid;
    gap: 1rem;
}

.enquiry-card {
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.66);
}

.action-stack,
.status-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.vehicle-admin-gallery {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.vehicle-admin-gallery__item {
    display: grid;
    gap: 0.75rem;
}

.vehicle-admin-gallery__item img {
    aspect-ratio: 4 / 3;
    border-radius: 1rem;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.66);
}

.data-table th {
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.76rem;
}

@media (max-width: 960px) {
    .admin-shell {
        grid-template-columns: 1fr;
    }

    .admin-sidebar {
        position: static;
    }

    .admin-grid {
        grid-template-columns: 1fr;
    }

    .split-fields,
    .split-fields--three,
    .split-fields--four {
        grid-template-columns: 1fr;
    }
}