/* ── Courses — list & detail pages ── */

.course-page-header {
    position: relative;
    padding: clamp(1.5rem, 3vw, 2.25rem);
    margin-bottom: 2rem;
    border-radius: 1.25rem;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(247, 249, 255, 0.95) 100%);
    border: 1px solid rgba(78, 97, 211, 0.12);
    box-shadow: var(--shadow-soft);
    overflow: hidden;
}

.course-page-header::before {
    content: "";
    position: absolute;
    inset: 0 0 0 auto;
    width: 4px;
    background: linear-gradient(180deg, var(--brand-primary), var(--brand-secondary));
    border-radius: 4px 0 0 4px;
}

.course-page-header__top {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

/* Filters */
.course-active-filters {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    margin-bottom: 1.25rem;
    border-radius: 0.85rem;
    background: rgba(78, 97, 211, 0.06);
    border: 1px solid rgba(78, 97, 211, 0.1);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.course-active-filters strong {
    color: var(--brand-secondary);
}

/* Sidebar panel (search & filters) */
.course-sidebar-panel {
    border-radius: 1.15rem;
    border: 1px solid rgba(78, 97, 211, 0.12);
    background: var(--surface);
    box-shadow: var(--shadow-soft);
    overflow: hidden;
    margin-bottom: 1.25rem;
}

.course-sidebar-panel--search {
    overflow: visible;
    position: relative;
    z-index: 10;
}

.course-sidebar-panel--search .course-sidebar-panel__body {
    overflow: visible;
}

.course-sidebar-panel--sticky {
    position: sticky;
    top: 1.25rem;
}

.course-sidebar-panel__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 1rem 1.25rem;
    background: linear-gradient(135deg, rgba(78, 97, 211, 0.06) 0%, rgba(247, 249, 255, 0.9) 100%);
    border-bottom: 1px solid rgba(78, 97, 211, 0.08);
}

.course-sidebar-panel__title {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--brand-secondary);
    margin: 0;
}

.course-sidebar-panel__title i {
    color: var(--brand-primary);
}

.course-sidebar-panel__body {
    padding: 1.25rem;
}

.course-sidebar-panel__body .form-control,
.course-sidebar-panel__body .form-select {
    border-radius: 0.75rem;
}

.course-sidebar-panel__body .btn {
    border-radius: 0.75rem;
    font-weight: 600;
}

/* Search dropdown */
.course-search-wrap {
    position: relative;
}

#course-search-dropdown {
    z-index: 1050;
    top: 100%;
    max-height: 320px;
    overflow: auto;
    border-radius: 0.85rem;
    border: 1px solid rgba(78, 97, 211, 0.12);
    box-shadow: 0 16px 40px -20px rgba(31, 42, 90, 0.35);
    background-color: #fff;
}

#course-search-dropdown .list-group-item {
    border-color: rgba(78, 97, 211, 0.06);
    padding: 0.75rem 1rem;
    background-color: #fff;
    transition: background-color 0.15s ease;
}

#course-search-dropdown .list-group-item:hover,
#course-search-dropdown .list-group-item:focus {
    background-color: #e7f1ff !important;
    color: inherit;
}

/* List cards — aligned with therapist-card */
.course-card {
    overflow: hidden;
    transition: transform 0.22s ease, box-shadow 0.22s ease;
    border-radius: 1.15rem !important;
}

.course-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 22px 44px -28px rgba(31, 42, 90, 0.42);
}

.course-card__media-wrap {
    position: relative;
}

.course-card__media-link {
    display: block;
    overflow: hidden;
}

.course-card__media {
    width: 100%;
    height: 14rem;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.course-card:hover .course-card__media {
    transform: scale(1.04);
}

.course-card__media--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 14rem;
    background:
        radial-gradient(circle at 20% 30%, rgba(78, 97, 211, 0.14), transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(111, 131, 255, 0.12), transparent 45%),
        linear-gradient(135deg, #eef2ff 0%, #f8fafc 100%);
    color: var(--brand-primary);
    font-size: 4rem;
}

.course-card__badges {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    left: 0.75rem;
    display: flex;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 0.35rem;
    z-index: 2;
    pointer-events: none;
}

.course-card__badges .badge {
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.72rem;
    padding: 0.3rem 0.6rem;
    box-shadow: 0 4px 12px -4px rgba(31, 42, 90, 0.2);
}

.course-card__body {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: 1.15rem 1.25rem 0.75rem;
}

.course-card__label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--brand-primary);
    margin-bottom: 0.35rem;
}

.course-card__title {
    font-size: 1.05rem;
    font-weight: 700;
    line-height: 1.55;
    margin-bottom: 0.5rem;
}

.course-card__title a {
    color: var(--brand-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

.course-card__title a:hover {
    color: var(--brand-primary);
}

.course-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-bottom: 0.65rem;
}

.course-card__tag {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    background: rgba(78, 97, 211, 0.06);
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
}

.course-card__tag i {
    color: var(--brand-primary);
    font-size: 0.8rem;
}

.course-card__excerpt {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.75;
    margin-bottom: 0.85rem;
    flex: 1;
}

.course-card__footer {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    padding: 0.85rem 1.25rem 1.15rem;
    border-top: 1px solid rgba(78, 97, 211, 0.08);
    margin-top: auto;
}

.course-card__price {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--brand-secondary);
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.course-card__price i {
    color: var(--brand-primary);
}

.course-card__price--free {
    color: #059669;
}

.course-card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.course-card__actions .btn {
    flex: 1;
    min-width: fit-content;
    font-weight: 600;
    border-radius: 0.65rem;
    font-size: 0.82rem;
}

/* Empty state */
.course-empty {
    text-align: center;
    padding: 3rem 1.5rem;
    border-radius: 1.15rem;
    background: var(--surface);
    border: 1px dashed rgba(78, 97, 211, 0.2);
}

.course-empty__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 4.5rem;
    height: 4.5rem;
    border-radius: 50%;
    background: rgba(78, 97, 211, 0.1);
    color: var(--brand-primary);
    font-size: 2rem;
    margin-bottom: 1rem;
}

/* ── Course detail ── */

.course-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.85rem;
    margin-bottom: 1.25rem;
}

.course-breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.course-breadcrumb a:hover {
    color: var(--brand-primary);
}

.course-breadcrumb__sep {
    color: rgba(107, 114, 128, 0.5);
}

.course-breadcrumb__current {
    color: var(--brand-secondary);
    font-weight: 500;
}

.course-article {
    border-radius: 1.25rem;
    border: 1px solid rgba(78, 97, 211, 0.1);
    background: var(--surface);
    box-shadow: var(--shadow-soft);
    overflow: hidden;
}

.course-article__inner {
    padding: clamp(1.5rem, 3vw, 2.25rem);
}

.course-article__header {
    margin-bottom: 1.5rem;
}

.course-article__badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.85rem;
}

.course-article__title {
    font-size: clamp(1.35rem, 3vw, 1.85rem);
    font-weight: 800;
    color: var(--brand-secondary);
    line-height: 1.45;
    letter-spacing: -0.01em;
    margin-bottom: 1rem;
}

.course-article__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem 1.25rem;
    font-size: 0.88rem;
    color: var(--text-secondary);
}

.course-article__meta-item {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.course-article__meta-item i {
    color: var(--brand-primary);
}

.course-article__hero {
    position: relative;
    margin-bottom: 1.75rem;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 16px 40px -24px rgba(31, 42, 90, 0.45);
}

.course-article__hero-image {
    width: 100%;
    max-height: 26rem;
    object-fit: cover;
    display: block;
}

.course-description {
    font-size: 1.05rem;
    line-height: 1.95;
    text-align: justify;
    color: var(--text-primary);
    margin-bottom: 1.75rem;
}

.course-description p {
    margin-bottom: 1.25rem;
}

.course-preview-section {
    margin-bottom: 1.25rem;
}

.course-preview-section__title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    font-weight: 700;
    color: var(--brand-secondary);
    margin-bottom: 0.85rem;
}

.course-preview-section__title i {
    color: var(--brand-primary);
    font-size: 1.15rem;
}

.course-video-shell {
    position: relative;
    border-radius: 0.85rem;
    overflow: hidden;
    background: #0f172a;
    aspect-ratio: 16 / 9;
    box-shadow: 0 12px 32px -20px rgba(15, 23, 42, 0.55);
}

.course-video-player {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #000;
}

.course-audio-section {
    margin-bottom: 1.75rem;
}

.course-audio-shell {
    padding: 1rem 1.1rem;
    border-radius: 0.85rem;
    background:
        radial-gradient(circle at 10% 20%, rgba(78, 97, 211, 0.12), transparent 45%),
        radial-gradient(circle at 90% 80%, rgba(37, 99, 235, 0.1), transparent 40%),
        #eef2ff;
    border: 1px solid rgba(78, 97, 211, 0.12);
}

.course-audio-player {
    display: block;
    width: 100%;
    min-height: 3rem;
    border-radius: 0.5rem;
}

.course-audio-player::-webkit-media-controls-panel {
    background: rgba(255, 255, 255, 0.92);
}

.course-article__price {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 1rem 1.25rem;
    border-radius: 0.85rem;
    background: linear-gradient(135deg, rgba(78, 97, 211, 0.06) 0%, rgba(247, 249, 255, 0.95) 100%);
    border: 1px solid rgba(78, 97, 211, 0.1);
    font-size: 1rem;
}

.course-article__price-label {
    font-weight: 700;
    color: var(--brand-secondary);
}

.course-article__price-value {
    font-weight: 700;
    font-size: 1.05rem;
}

.course-article__price-value--free {
    color: #059669;
}

.course-article__price-value--paid {
    color: var(--brand-primary);
}

/* Sidebar */
.course-sidebar-card {
    border-radius: 1.15rem;
    border: 1px solid rgba(78, 97, 211, 0.12);
    background: var(--surface);
    box-shadow: var(--shadow-soft);
    overflow: hidden;
    margin-bottom: 1.25rem;
}

.course-sidebar-card__header {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 1rem 1.25rem;
    background: linear-gradient(135deg, rgba(78, 97, 211, 0.06) 0%, rgba(247, 249, 255, 0.9) 100%);
    border-bottom: 1px solid rgba(78, 97, 211, 0.08);
}

.course-sidebar-card__header i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 0.55rem;
    background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
    color: #fff;
    font-size: 0.95rem;
}

.course-sidebar-card__title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--brand-secondary);
    margin: 0;
}

.course-sidebar-card__body {
    padding: 1.25rem;
}

.course-sidebar-card__body .btn {
    border-radius: 0.75rem;
    font-weight: 600;
}

@media (max-width: 575.98px) {
    .course-card__media,
    .course-card__media--placeholder {
        height: 12rem;
    }

    .course-article__hero-image {
        max-height: 18rem;
    }
}