.webinar-header {
    background: linear-gradient(135deg, #17a2b8 0%, #9c27b0 100%);
    padding: 80px 0 100px 0;
    position: relative;
}

.featured-card {
    background: linear-gradient(90deg, #0097a7 0%, #512da8 100%);
    color: white;
}

.featured-card .btn-custom-primary {
    background-color: white;
    color: #0097a7;
    border: none;
}

.featured-card .btn-custom-primary:hover {
    background-color: #f1f1f1;
}

.webinar-grid-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.webinar-grid-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08) !important;
}

.webinar-grid-card .card-img-top {
    width: 100%;
    height: auto;
    aspect-ratio: 16/9;
    object-fit: contain;
    background-color: #f8f9fa;
}

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.bg-custom-primary {
    background-color: var(--primary-color) !important;
    color: white;
}

.pagination-container .btn-page {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #dee2e6;
    background-color: white;
    color: #6c757d;
    font-weight: 500;
    border-radius: 8px;
    transition: all 0.2s;
}

.pagination-container .btn-page:hover {
    background-color: #f8f9fa;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.pagination-container .btn-page.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.text-orange {
    color: #fd7e14 !important;
}

.text-teal {
    color: #20c997 !important;
}

.subscribe-card {
    background-color: #ebf2f7;
}

.icon-circle-gradient {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #0097a7 0%, #512da8 100%);
    box-shadow: 0 4px 15px rgba(81, 45, 168, 0.2);
}

.btn-gradient-primary {
    background: linear-gradient(90deg, #0097a7 0%, #512da8 100%);
    border: none;
    transition: all 0.3s ease;
}

.btn-gradient-primary:hover {
    background: linear-gradient(90deg, #512da8 0%, #0097a7 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 151, 167, 0.3);
}

.subscribe-card .form-control {
    padding-top: 12px;
    padding-bottom: 12px;
}

#subscribeForm {
    align-items: stretch;
}

#subscribeForm button {
    white-space: nowrap;
}

.custom-accordion .accordion-item {
    background-color: #fff;
    border: 1px solid #eef0f2 !important;
}

.custom-accordion .accordion-button:not(.collapsed) {
    color: var(--text-dark);
    background-color: #fff;
    box-shadow: none;
}

.custom-accordion .accordion-button:focus {
    box-shadow: none;
    border-color: rgba(0, 0, 0, .125);
}

.custom-accordion .accordion-button::after {
    background-size: 1rem;
    opacity: 0.6;
}

.btn-reset {
    background-color: #f1f3f5;
    color: #495057;
    border: 1px solid #e9ecef;
    padding: 10px;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.btn-reset:hover {
    background-color: #e2e6ea;
    color: #212529;
    border-color: #dae0e5;
}

@media (min-width: 992px) {
    .filter-sidebar {
        position: -webkit-sticky;
        position: sticky;
        top: 100px;
        height: calc(100vh - 120px);
        overflow-y: auto;
        background-color: #ffffff;
        padding: 20px;
        border-radius: 12px;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
        z-index: 5;
        margin-bottom: 20px;
    }

    #applyFilters {
        display: none !important;
    }

    .filter-sidebar::-webkit-scrollbar {
        width: 5px;
    }

    .filter-sidebar::-webkit-scrollbar-track {
        background: transparent;
        margin: 10px 0;
    }

    .filter-sidebar::-webkit-scrollbar-thumb {
        background: #d1d5db;
        border-radius: 10px;
    }

    .filter-sidebar::-webkit-scrollbar-thumb:hover {
        background: #a0a0a0;
    }

    #mobileFilterToggle {
        display: none;
    }
}

@media (max-width: 991px) {
    

    .filter-sidebar {
        display: none;
        background-color: #fff;
        padding: 20px;
        border-radius: 12px;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
        margin-bottom: 20px;
    }

    .filter-sidebar.active {
    display: block;
    position: fixed; 
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh; 
    z-index: 1055; 
    overflow-y: auto; 
    border-radius: 0; 
    margin-bottom: 0;
  }
}

.webinar-header p.lead {
    max-width: 600px;
}

.featured-card p.small {
    line-height: 1.6;
}

.featured-card .col-lg-4 .position-absolute.top-0.start-0.w-100.h-100 {
    background: linear-gradient(90deg, rgba(0, 151, 167, 0.4) 0%, rgba(81, 45, 168, 0) 100%);
    z-index: 1;
}

.featured-card .col-lg-4 .h-100.d-flex.flex-column.align-items-center.justify-content-center.p-4.text-center.position-relative {
    z-index: 2;
}

.featured-card .col-lg-4 img {
    object-fit: contain;
}

.webinar-grid-card p.small {
    font-size: 0.8rem;
}

.webinar-grid-card .d-flex.justify-content-between.align-items-center.small.text-muted.mb-3 {
    font-size: 0.75rem;
}

.webinar-grid-card .mt-auto .d-flex.align-items-center.gap-2>div {
    line-height: 1.1;
}

.webinar-grid-card .fw-bold.text-dark {
    font-size: 0.75rem;
}

.webinar-grid-card .text-muted {
    font-size: 0.65rem;
}

.webinar-grid-card .btn.btn-custom-primary.btn-sm {
    font-size: 0.8rem;
}

.subscribe-card p.text-muted.mb-4.mx-auto {
    max-width: 600px;
    font-size: 0.95rem;
}

.subscribe-card form {
    max-width: 550px;
}

.subscribe-card .form-control {
    font-size: 0.95rem;
}

.subscribe-card .btn {
    font-size: 0.95rem;
}

.sort-select {
    width: auto;
}

.live-indicator {
    width: 6px;
    height: 6px;
}

.lh-16 {
    line-height: 1.6;
}