/* ================================================
   Admin Portal Styles
   Shared styles for all admin pages
   ================================================ */

/* Admin Layout with Sidebar */
.admin-layout {
    display: flex;
    min-height: calc(100vh - 70px);
}

/* Sidebar Navigation */
.admin-sidebar {
    width: 260px;
    background: var(--dark-blue);
    color: var(--white);
    flex-shrink: 0;
    position: sticky;
    top: 70px;
    height: calc(100vh - 70px);
    overflow-y: auto;
}

.admin-sidebar-header {
    padding: 25px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.admin-sidebar-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
    color: var(--primary-green);
}

.admin-sidebar-header span {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

/* Back to Site Link */
.back-to-site {
    display: block;
    padding: 12px 20px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.2s ease;
}

.back-to-site:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

.back-to-site span {
    margin-right: 8px;
}

/* Sidebar Navigation Links */
.admin-nav {
    padding: 15px 0;
}

.admin-nav-section {
    padding: 0 15px;
    margin-bottom: 20px;
}

.admin-nav-section-title {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.4);
    padding: 10px 10px 5px;
    margin: 0;
}

.admin-nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s ease;
    font-size: 0.95rem;
}

.admin-nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    text-decoration: none;
}

.admin-nav-link.active {
    background: var(--primary-green);
    color: var(--white);
}

.admin-nav-link .nav-icon {
    width: 22px;
    text-align: center;
    font-size: 1.1rem;
}

.admin-nav-link .nav-badge {
    margin-left: auto;
    background: rgba(255, 255, 255, 0.2);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.75rem;
}

.admin-nav-link.active .nav-badge {
    background: rgba(0, 0, 0, 0.2);
}

/* Sidebar Footer */
.admin-sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: auto;
}

.admin-sidebar-footer .user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
}

.admin-sidebar-footer .user-avatar {
    width: 40px;
    height: 40px;
    background: var(--primary-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1rem;
}

.admin-sidebar-footer .user-details {
    flex: 1;
    min-width: 0;
}

.admin-sidebar-footer .user-name {
    font-weight: 500;
    font-size: 0.9rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.admin-sidebar-footer .user-role {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.6);
    text-transform: capitalize;
}

.admin-sidebar-footer .btn-logout {
    width: 100%;
    padding: 10px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.admin-sidebar-footer .btn-logout:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Main Content Area */
.admin-main {
    flex: 1;
    padding: 30px;
    background: var(--light-bg);
    overflow-x: hidden;
}

/* Mobile Menu Toggle */
.admin-mobile-toggle {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 56px;
    height: 56px;
    background: var(--dark-blue);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    z-index: 1000;
}

.admin-mobile-toggle:hover {
    background: var(--darker-blue);
}

/* Mobile Overlay */
.admin-sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1100;
}

/* ================================================
   Admin Header (Simplified for sidebar layout)
   ================================================ */
.admin-page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 15px;
}

.admin-page-header h1 {
    color: var(--dark-blue);
    margin: 0;
    font-size: 1.8rem;
}

.admin-page-actions {
    display: flex;
    gap: 10px;
}

/* ================================================
   Breadcrumb
   ================================================ */
.admin-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.admin-breadcrumb a {
    color: var(--text-gray);
    text-decoration: none;
}

.admin-breadcrumb a:hover {
    color: var(--primary-green);
}

.admin-breadcrumb span {
    color: var(--text-light);
}

.admin-breadcrumb .current {
    color: var(--dark-blue);
    font-weight: 500;
}

/* ================================================
   Stats Cards (Dashboard)
   ================================================ */
.admin-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.admin-stat-card {
    background: var(--white);
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.admin-stat-card .stat-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.admin-stat-card .stat-icon.green {
    background: rgba(9, 204, 94, 0.15);
}

.admin-stat-card .stat-icon.blue {
    background: rgba(35, 50, 82, 0.1);
}

.admin-stat-card .stat-icon.orange {
    background: rgba(253, 126, 20, 0.15);
}

.admin-stat-card .stat-icon.purple {
    background: rgba(111, 66, 193, 0.15);
}

.admin-stat-card .stat-content {
    flex: 1;
}

.admin-stat-card .stat-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark-blue);
    line-height: 1.2;
}

.admin-stat-card .stat-label {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin-top: 5px;
}

.admin-stat-card .stat-change {
    font-size: 0.8rem;
    margin-top: 8px;
}

.admin-stat-card .stat-change.positive {
    color: var(--primary-green);
}

.admin-stat-card .stat-change.negative {
    color: #dc3545;
}

/* ================================================
   Content Cards
   ================================================ */
.admin-card {
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    margin-bottom: 25px;
}

.admin-card-header {
    padding: 20px 25px;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.admin-card-header h2 {
    margin: 0;
    font-size: 1.2rem;
    color: var(--dark-blue);
}

.admin-card-body {
    padding: 25px;
}

.admin-card-footer {
    padding: 15px 25px;
    border-top: 1px solid var(--border-light);
    background: var(--lighter-bg);
    border-radius: 0 0 12px 12px;
}

/* ================================================
   Quick Actions (Dashboard)
   ================================================ */
.quick-actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.quick-action-btn {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: var(--lighter-bg);
    border: 2px solid var(--border-light);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    color: inherit;
}

.quick-action-btn:hover {
    border-color: var(--primary-green);
    background: rgba(9, 204, 94, 0.05);
    text-decoration: none;
}

.quick-action-btn .action-icon {
    font-size: 1.8rem;
}

.quick-action-btn .action-text h4 {
    margin: 0 0 3px 0;
    color: var(--dark-blue);
    font-size: 1rem;
}

.quick-action-btn .action-text p {
    margin: 0;
    color: var(--text-gray);
    font-size: 0.85rem;
}

/* ================================================
   Recent Activity (Dashboard)
   ================================================ */
.activity-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.activity-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 15px 0;
    border-bottom: 1px solid var(--border-light);
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-item .activity-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}

.activity-item .activity-icon.signup {
    background: rgba(9, 204, 94, 0.15);
}

.activity-item .activity-icon.cancel {
    background: rgba(220, 53, 69, 0.15);
}

.activity-item .activity-icon.user {
    background: rgba(35, 50, 82, 0.1);
}

.activity-item .activity-content {
    flex: 1;
}

.activity-item .activity-text {
    color: var(--text-dark);
    font-size: 0.95rem;
    margin-bottom: 3px;
}

.activity-item .activity-text strong {
    color: var(--dark-blue);
}

.activity-item .activity-time {
    color: var(--text-light);
    font-size: 0.8rem;
}

/* ================================================
   Responsive Design
   ================================================ */
@media (max-width: 1024px) {
    .admin-sidebar {
        position: fixed;
        left: -260px;
        top: 0;
        height: 100vh;
        z-index: 1200;
        transition: left 0.3s ease;
    }

    .admin-sidebar.open {
        left: 0;
    }

    .admin-sidebar-overlay.show {
        display: block;
    }

    .admin-mobile-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .admin-main {
        padding: 20px;
    }

    .admin-layout {
        min-height: calc(100vh - 60px);
    }
}

@media (max-width: 768px) {
    .admin-stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .admin-page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .admin-page-actions {
        width: 100%;
    }

    .admin-page-actions .btn {
        flex: 1;
    }
}

@media (max-width: 480px) {
    .admin-stats-grid {
        grid-template-columns: 1fr;
    }

    .quick-actions-grid {
        grid-template-columns: 1fr;
    }

    .admin-main {
        padding: 15px;
    }
}