/* ========================================
   Courses Page - Flightdemy UI
   ======================================== */

/* Breadcrumb */
.courses-breadcrumb {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 0;
}

.courses-breadcrumb__item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 500;
    color: var(--color-light-1);
    text-decoration: none;
    transition: color 0.2s ease;
}

.courses-breadcrumb__item:hover {
    color: var(--color-fd-green-4);
}

.courses-breadcrumb__item.-active {
    color: var(--color-fd-blue-3);
    font-weight: 600;
}

.courses-breadcrumb__item i {
    font-size: 16px;
}

.courses-breadcrumb__arrow {
    font-size: 12px;
    color: var(--color-light-1);
}

/* Sidebar Filters */
.courses-sidebar {
    position: sticky;
    top: 100px;
}

.courses-filter-card {
    background: #fff;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.courses-filter-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: var(--color-fd-light-1);
    border-bottom: 1px solid #e2e8f0;
}

.courses-filter-header__icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-fd-green-3);
    color: #fff;
    border-radius: 6px;
    font-size: 12px;
}

.courses-filter-header__title {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-fd-blue-4);
}

.courses-filter-body {
    padding: 10px 14px;
}

.courses-filter-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 0;
    border-bottom: 1px solid #f1f5f9;
    cursor: pointer;
    transition: all 0.2s ease;
}

.courses-filter-item:last-of-type {
    border-bottom: none;
}

.courses-filter-item:hover {
    color: var(--color-fd-green-3);
}

.courses-filter-item label {
    cursor: pointer;
    flex-grow: 1;
    font-size: 14px;
    color: #475569;
    transition: color 0.2s ease;
}

.courses-filter-item:hover label {
    color: var(--color-fd-green-3);
}

/* Custom checkbox styling */
.courses-filter-checkbox {
    width: 18px;
    height: 18px;
    border: 2px solid #cbd5e1;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.courses-filter-checkbox .icon-check {
    display: none;
    font-size: 10px;
    color: #fff;
}

input[type="checkbox"]:checked + .courses-filter-checkbox,
.filter-category:checked + .courses-filter-checkbox {
    background: var(--color-fd-green-3);
    border-color: var(--color-fd-green-3);
}

input[type="checkbox"]:checked + .courses-filter-checkbox .icon-check,
.filter-category:checked + .courses-filter-checkbox .icon-check {
    display: block;
}

/* Hide actual checkbox */
.courses-filter-item input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

/* Custom radio button styling */
.courses-filter-radio {
    width: 18px;
    height: 18px;
    border: 2px solid #cbd5e1;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    flex-shrink: 0;
    position: relative;
}

.courses-filter-radio::after {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--color-fd-green-3);
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.2s ease;
}

input[type="radio"]:checked + .courses-filter-radio {
    border-color: var(--color-fd-green-3);
}

input[type="radio"]:checked + .courses-filter-radio::after {
    opacity: 1;
}

/* Hide actual radio button */
.courses-filter-item input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

/* Clear filters button - inside filter card */
.courses-filter-clear {
    display: block;
    width: 100%;
    padding: 12px;
    margin-top: 12px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    color: #64748b;
    font-size: 13px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.courses-filter-clear:hover {
    background: #fee2e2;
    border-color: #fecaca;
    color: #dc2626;
}

/* Clear All Filters button - outside filter cards */
.courses-filter-clear-all {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px 16px;
    margin-top: 16px;
    background: var(--color-fd-blue-3);
    border: none;
    border-radius: 10px;
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease;
}

.courses-filter-clear-all:hover {
    background: var(--color-fd-blue-4);
}

.courses-filter-clear-all i {
    font-size: 14px;
}

/* Filter cards spacing */
.courses-filter-card + .courses-filter-card {
    margin-top: 12px;
}

/* Courses Grid Container */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
    width: 100%;
}

/* Course Card - Modern Design */
.course-card-v2 {
    background: #fff;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.course-card-v2:hover {
    border-color: var(--color-fd-green-3);
}

/* Card Image */
.course-card-v2__image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 650/415;
    background: #f1f5f9;
}

.course-card-v2__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Dark overlay on hover */
.course-card-v2__image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.course-card-v2:hover .course-card-v2__image::after {
    opacity: 1;
}



/* Status Badge (top-left: New or Bestseller) */
.course-card-v2__badge--status {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 5px 10px;
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 4px;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 4px;
}

.course-card-v2__badge--status i {
    font-size: 11px;
}

.course-card-v2__badge--status.bestseller {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.4);
}

.course-card-v2__badge--status.new {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.4);
}

/* Online Badge (top-right) */
.course-card-v2__badge--online {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 5px 10px;
    background: var(--color-fd-green-3);
    color: #fff;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 4px;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 4px;
}

.course-card-v2__badge--online i {
    font-size: 12px;
}

/* Card Content */
.course-card-v2__content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

/* Rating */
.course-card-v2__rating {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: 12px;
    padding: 4px 8px;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-radius: 4px;
    width: fit-content;
}

.course-card-v2__rating .icon-star {
    color: #d97706;
    font-size: 12px;
}

.course-card-v2__rating-score {
    font-size: 13px;
    font-weight: 700;
    color: #92400e;
}

/* Title */
.course-card-v2__title {
    font-size: 17px;
    font-weight: 600;
    color: var(--color-fd-blue-4);
    margin: 0 0 8px 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Meta Info */
.course-card-v2__meta {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 0;
    border-top: 1px solid #f1f5f9;
    margin-top: auto;
}

.course-card-v2__meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: #64748b;
}

.course-card-v2__meta-item i {
    font-size: 16px;
    opacity: 0.6;
}

/* Footer with Author and Price */
.course-card-v2__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 14px;
    border-top: 1px solid #f1f5f9;
}

.course-card-v2__author {
    display: flex;
    align-items: center;
    gap: 6px;
}

.course-card-v2__author-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    object-fit: cover;
}

.course-card-v2__author-name {
    font-size: 13px;
    color: #64748b;
}

/* Price - Enhanced */
.course-card-v2__price {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.course-card-v2__price-discount {
    font-size: 11px;
    font-weight: 700;
    color: #fff;
    background: #ef4444;
    padding: 2px 6px;
    border-radius: 4px;
}

.course-card-v2__price-old {
    font-size: 13px;
    color: #94a3b8;
    text-decoration: line-through;
}

.course-card-v2__price-current {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-fd-green-3);
}

/* Enroll Button */
.course-card-v2__enroll {
    display: block;
    width: 100%;
    padding: 12px 16px;
    background: var(--color-fd-green-3);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    text-align: center;
    border-radius: 8px;
    margin-top: 14px;
    transition: background 0.2s ease, transform 0.2s ease;
}

.course-card-v2:hover .course-card-v2__enroll {
    background: var(--color-fd-green-4);
}

/* Empty State */
.courses-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    text-align: center;
    grid-column: 1 / -1;
}

.courses-empty__icon {
    font-size: 72px;
    color: #cbd5e1;
    margin-bottom: 20px;
}

.courses-empty__title {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-fd-blue-4);
    margin-bottom: 8px;
}

.courses-empty__text {
    font-size: 14px;
    color: #64748b;
    max-width: 300px;
}

/* Skeleton Loading */
.course-card-skeleton {
    background: #fff;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    overflow: hidden;
    height: 380px;
}

.course-card-skeleton__image {
    height: 160px;
    background: linear-gradient(90deg, #f0f0f0 25%, #e8e8e8 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: skeleton-pulse 1.5s infinite;
}

.course-card-skeleton__content {
    padding: 20px;
}

.course-card-skeleton__line {
    height: 14px;
    background: linear-gradient(90deg, #f0f0f0 25%, #e8e8e8 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: skeleton-pulse 1.5s infinite;
    border-radius: 4px;
    margin-bottom: 12px;
}

.course-card-skeleton__line--short {
    width: 60%;
}

.course-card-skeleton__line--medium {
    width: 80%;
}

@keyframes skeleton-pulse {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Results Bar: Search + Sort */
.courses-results-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    margin-bottom: 20px;
    gap: 16px;
}

.courses-results-count {
    font-size: 14px;
    color: #64748b;
}

.courses-results-count strong {
    color: var(--color-fd-blue-4);
    font-weight: 600;
}

/* Search Input */
.courses-search {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 10px 14px;
    flex: 1;
    max-width: 320px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.courses-search:focus-within {
    border-color: var(--color-fd-green-3);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.courses-search i {
    font-size: 16px;
    color: #94a3b8;
}

.courses-search__input {
    border: none;
    outline: none;
    background: transparent;
    font-size: 14px;
    color: var(--color-fd-blue-4);
    width: 100%;
}

.courses-search__input::placeholder {
    color: #94a3b8;
}

/* Sort Select */
.courses-sort {
    display: flex;
    align-items: center;
    gap: 10px;
}

.courses-sort__label {
    font-size: 14px;
    font-weight: 500;
    color: #64748b;
    white-space: nowrap;
}

.courses-sort__select {
    padding: 10px 36px 10px 14px;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-fd-blue-4);
    background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 12px center;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.courses-sort__select:focus {
    outline: none;
    border-color: var(--color-fd-green-3);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.courses-sort__select:hover {
    border-color: #cbd5e1;
}

/* Mobile Filters Toggle */
.courses-mobile-filter-btn {
    display: none;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--color-fd-blue-3);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease;
}

.courses-mobile-filter-btn:hover {
    background: var(--color-fd-blue-4);
}
/* Responsive - Large Screens */
@media (max-width: 1199px) {
    .courses-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

/* Responsive - Tablets */
@media (max-width: 991px) {
    .courses-header {
        padding: 30px 0;
    }

    .courses-header__title {
        font-size: 26px;
    }

    .courses-mobile-filter-btn {
        display: inline-flex;
    }

    .courses-sidebar {
        display: none;
    }

    .courses-sidebar.is-active {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 1000;
        padding: 20px;
        overflow-y: auto;
    }

    .courses-sidebar.is-active .courses-filter-card {
        max-width: 350px;
        margin: 50px auto;
    }

    .courses-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Responsive - Mobile */
@media (max-width: 576px) {
    .courses-header {
        padding: 24px 0;
        margin-top: 70px;
    }

    .courses-header__title {
        font-size: 22px;
    }

    .courses-header__subtitle {
        font-size: 14px;
    }

    .courses-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .course-card-v2__content {
        padding: 16px;
    }

    .course-card-v2__title {
        font-size: 15px;
    }

    .courses-results-bar {
        flex-direction: column;
        gap: 12px;
        align-items: stretch;
    }

    .courses-search {
        max-width: 100%;
    }

    .courses-sort {
        justify-content: space-between;
    }

    .courses-sort__select {
        flex: 1;
    }

    .courses-empty {
        padding: 40px 16px;
    }

    .courses-empty__icon {
        font-size: 56px;
    }
}

/* Note: Course cards now use .fd-course-card from main.css */