/* ============================================
   Mobile Responsive Styles (< 768px)
   Light Blue Theme - Slide-in Nav
   ============================================ */

/* Tablet breakpoint: Hide mobile nav on medium screens (768px-1024px) */
@media (min-width: 768px) and (max-width: 1024px) {

    .mobile-nav-overlay,
    .mobile-nav-sheet {
        display: none !important;
        visibility: hidden !important;
        pointer-events: none !important;
    }
}

@media (max-width: 768px) {

    /* Header Mobile */
    .admin-header {
        padding: 0.75rem 1rem;
        left: 0 !important;
        background: var(--header-bg);
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
        transform: none !important;
        filter: none !important;
        perspective: none !important;
    }

    /* Show hamburger */
    .mobile-menu-btn {
        display: flex !important;
        align-items: center;
        justify-content: center;
        background: rgba(40, 150, 205, 0.1);
        color: var(--primary-600);
    }

    /* Hide desktop sidebar on mobile */
    .admin-sidebar {
        display: none !important;
    }

    .admin-main {
        margin-left: 0 !important;
        padding: 1rem;
    }

    .content-card {
        padding: 1.25rem;
        border-radius: 12px;
    }

    .page-title {
        font-size: 0.95rem;
    }

    .header-logo {
        font-size: 1.1rem;
    }

    .header-divider {
        height: 20px;
        margin: 0 0.375rem;
    }

    /* Section Styles Mobile */
    .section-title {
        font-size: 1.25rem;
    }

    .section-icon {
        width: 42px;
        height: 42px;
        font-size: 1.1rem;
    }

    .maintenance-icon {
        width: 70px;
        height: 70px;
    }

    .maintenance-icon i {
        font-size: 1.75rem;
    }

    .section-header {
        flex-direction: column;
        align-items: stretch;
        gap: 1.25rem;
    }

    .section-header-left {
        width: 100%;
        gap: 0.75rem;
    }

    .section-actions {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        gap: 0.75rem;
    }

    .section-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .search-box {
        max-width: none !important;
        width: 100%;
    }

    .section-maintenance {
        padding: 2rem 0.5rem;
    }

    .maintenance-title {
        font-size: 1.1rem;
    }

    /* Data Tables Mobile - Hide table show cards */
    .data-table-wrapper,
    .table-container {
        display: none !important;
    }

    .data-cards {
        display: block !important;
    }

    .table-footer {
        border-radius: 12px;
        margin-top: 1rem;
    }

    /* Auth Mobile */
    .auth-card {
        padding: 2rem 1.5rem;
        border-radius: 20px;
    }

    .auth-header h1 {
        font-size: 1.5rem;
    }

    .dashboard-header {
        flex-wrap: wrap;
        gap: 1rem;
    }

    .dashboard-title {
        display: none;
    }

    .dashboard-header-right {
        width: 100%;
        justify-content: space-between;
    }

    /* Toast Mobile */
    .toast-container {
        left: 1rem;
        right: 1rem;
    }

    .toast {
        min-width: unset;
        max-width: unset;
    }

    .account-trigger {
        padding: 0.4rem 0.75rem;
    }

    .account-info {
        display: none;
    }

    .account-arrow {
        display: none;
    }

    .account-avatar {
        width: 32px;
        height: 32px;
        font-size: 0.75rem;
    }

    .account-dropdown {
        position: fixed !important;
        inset: auto 0 0 0 !important;
        /* Forces Bottom 0, Left 0, Right 0, Top Auto */
        width: 100% !important;
        max-width: none !important;
        min-width: auto !important;
        height: auto !important;
        margin: 0 !important;
        border-radius: 20px 20px 0 0;
        transform: translateY(100%);
        max-height: 80vh;
        z-index: var(--z-dropdown);
        padding-bottom: env(safe-area-inset-bottom);
    }

    .account-dropdown.open {
        transform: translateY(0);
    }

    .account-list {
        max-height: 40vh;
    }

    .account-actions {
        flex-direction: column;
    }

    /* Mobile Nav Shell (Slide-up menu) */
    .mobile-nav-overlay {
        display: block !important;
        position: fixed;
        inset: 0;
        background: rgba(15, 23, 42, 0.5);
        backdrop-filter: blur(4px);
        z-index: var(--z-mobile-nav);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

    .mobile-nav-overlay.open {
        opacity: 1;
        visibility: visible;
    }

    .mobile-nav-sheet {
        display: block !important;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: var(--sidebar-bg);
        border-radius: 20px 20px 0 0;
        z-index: calc(var(--z-mobile-nav) + 1);
        transform: translateY(100%);
        transition: transform 0.3s ease, visibility 0.3s ease;
        max-height: 70vh;
        overflow-y: auto;
        box-shadow: 0 -4px 30px rgba(40, 150, 205, 0.15);
        visibility: hidden;
        pointer-events: none;
    }

    .mobile-nav-sheet.open {
        transform: translateY(0);
        visibility: visible;
        pointer-events: auto;
    }

    .mobile-nav-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 1.25rem 1.5rem;
        border-bottom: 1px solid var(--sidebar-border);
        background: rgba(255, 255, 255, 0.5);
    }

    .mobile-nav-title {
        font-family: 'Outfit', sans-serif;
        font-size: 1rem;
        font-weight: 600;
        color: var(--admin-text-muted);
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }

    .mobile-nav-close {
        width: 36px;
        height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(40, 150, 205, 0.1);
        border: none;
        border-radius: 10px;
        color: var(--primary-600);
        cursor: pointer;
        transition: all 0.2s;
    }

    .mobile-nav-close:hover {
        background: rgba(40, 150, 205, 0.15);
    }

    .mobile-nav-list {
        padding: 0.75rem;
        display: flex;
        flex-direction: column;
        gap: 0.25rem;
    }

    .mobile-nav-item {
        display: flex;
        align-items: center;
        gap: 1rem;
        padding: 1rem 1.25rem;
        border-radius: 12px;
        text-decoration: none;
        color: var(--sidebar-text);
        font-size: 0.95rem;
        font-weight: 500;
        transition: all 0.2s ease;
    }

    .mobile-nav-item i {
        width: 24px;
        text-align: center;
        font-size: 1.1rem;
        color: var(--sidebar-text-muted);
    }

    .mobile-nav-item:hover {
        background: var(--sidebar-item-hover);
    }

    .mobile-nav-item.active {
        background: var(--sidebar-item-active);
        color: var(--sidebar-item-active-text);
        box-shadow: 0 4px 12px rgba(40, 150, 205, 0.25);
    }

    .mobile-nav-item.active i {
        color: var(--sidebar-item-active-text);
    }

    /* Mobile Nav Parent (Payments - collapsible) */
    .mobile-nav-parent {
        display: flex;
        flex-direction: column;
    }

    .mobile-nav-parent-btn {
        display: flex;
        align-items: center;
        gap: 1rem;
        padding: 1rem 1.25rem;
        border-radius: 12px;
        background: transparent;
        border: none;
        color: var(--sidebar-text);
        font-size: 0.95rem;
        font-weight: 500;
        cursor: pointer;
        transition: all 0.2s ease;
        width: 100%;
        text-align: left;
    }

    .mobile-nav-parent-btn i:first-child {
        width: 24px;
        text-align: center;
        font-size: 1.1rem;
        color: var(--sidebar-text-muted);
    }

    .mobile-nav-parent-btn span {
        flex: 1;
    }

    .mobile-nav-arrow {
        font-size: 0.7rem;
        transition: transform 0.2s ease;
        color: var(--sidebar-text-muted);
    }

    .mobile-nav-parent.expanded .mobile-nav-arrow {
        transform: rotate(90deg);
    }

    .mobile-nav-parent.expanded .mobile-nav-parent-btn {
        color: var(--primary-600);
    }

    .mobile-nav-parent.expanded .mobile-nav-parent-btn i:first-child {
        color: var(--primary-500);
    }

    /* Collapsible children */
    .mobile-nav-children {
        display: grid;
        grid-template-rows: 0fr;
        transition: grid-template-rows 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        overflow: hidden;
    }

    .mobile-nav-parent.expanded .mobile-nav-children {
        grid-template-rows: 1fr;
    }

    /* Child items */
    .mobile-nav-item.mobile-nav-child {
        padding-left: 3.5rem;
        font-size: 0.9rem;
    }

    .mobile-nav-item.mobile-nav-child i {
        font-size: 0.95rem;
        width: 20px;
    }

    /* Mobile Nav Footer (Copyright) */
    .mobile-nav-sheet .mobile-nav-footer {
        margin-top: auto;
        padding: 1.5rem 1.25rem 2.5rem;
        border-top: 1px solid var(--sidebar-border);
        background: rgba(40, 150, 205, 0.02);
        text-align: center;
    }

    .copyright-text {
        font-size: 0.75rem;
        color: var(--admin-text-muted);
        font-weight: 500;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
    }

    .version-badge {
        font-size: 0.65rem;
        background: var(--primary-100);
        color: var(--primary-600);
        padding: 0.1rem 0.3rem;
        border-radius: 4px;
        font-weight: 600;
        letter-spacing: 0.5px;
    }
}