/* Course / Learning Plan detail — scoped to .catalog-detail-page (catalog-lp-detail.html) */
.catalog-detail-page {
    --brand: #4F46E5;
    --brand-dark: #3730A3;
    --brand-light: #EEF2FF;
    --surface-bg: #DDE2EC;
    --surface-card: #FFFFFF;
    --surface-border: #C8D0DF;
    --surface-hover: #F0F2F8;
    --text-primary: #0F172A;
    --text-secondary: #374151;
    --text-muted: #475569;
    --success: #10B981;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-full: 9999px;
    --shadow-md: 0 4px 14px rgba(15, 23, 42, 0.08);
    --transition: 0.15s ease;
    --topbar-h: 56px;
    width: 100%;
    box-sizing: border-box;
}

.catalog-detail-page.sl-page {
    padding: 20px 24px 32px;
    max-width: 100%;
}

.catalog-detail-page #main,
.catalog-detail-page div#main {
    padding-bottom: 0 !important;
}

/* Back link */
.catalog-detail-page .ce-back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 12px;
    transition: color 0.15s;
}

.catalog-detail-page .ce-back-link:hover {
    color: var(--text-primary);
}

.catalog-detail-page .ce-back-link svg {
    width: 15px;
    height: 15px;
}

/* Hero */
.catalog-detail-page .cd-hero {
    background: var(--surface-card);
    border-bottom: 1px solid var(--surface-border);
    /*border-radius: var(--radius-lg);*/
    padding: 20px 24px;
    margin: 0 0 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    overflow: hidden;
}

.catalog-detail-page .cd-hero__content {
    flex: 1;
    min-width: 0;
}

.catalog-detail-page .cd-hero__category {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--brand-light);
    color: var(--brand);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    margin-bottom: 6px;
}

.catalog-detail-page .cd-hero__title {
    font-size: 20px;
    font-weight: 800;
    color: var(--text-primary);
    margin: 0 0 8px;
    line-height: 1.2;
}

.catalog-detail-page .cd-hero__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
    font-size: 14px;
    color: var(--text-secondary);
}

.catalog-detail-page .cd-hero__rating {
    color: #fbbf24;
    font-size: 15px;
}

.catalog-detail-page .cd-hero__pill {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: var(--surface-bg);
    border: 1px solid var(--surface-border);
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-size: 13px;
    color: var(--text-secondary);
}

.catalog-detail-page .cd-hero__thumb {
    width: 110px;
    height: 90px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    flex-shrink: 0;
}

.catalog-detail-page .cd-hero__thumb--slate {
    background: linear-gradient(135deg, #334155, #475569);
}

/* Layout */
.catalog-detail-page .cd-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 24px;
    align-items: start;
}

.catalog-detail-page .cd-layout > * {
    min-width: 0;
}

/* Tabs — folder tabs (catalog-lp-detail.html / style.css ~2219–2281) */
.catalog-detail-page .cd-layout__main {
    background: transparent;
}

.catalog-detail-page .cd-tabs-panel {
    display: flex;
    flex-direction: column;
    background: #dde2ec;
    border-radius: 10px;
    padding: 12px 12px 0;
}

.catalog-detail-page .cd-tabs-panel .sl-tabs {
    order: 0;
    flex-shrink: 0;
}

.catalog-detail-page .cd-tabs-panel #pane-overview {
    order: 1;
}

.catalog-detail-page .cd-tabs-panel #pane-courses,
.catalog-detail-page .cd-tabs-panel #pane-curriculum {
    order: 2;
}

.catalog-detail-page .cd-tabs-panel #pane-reviews {
    order: 3;
}

.catalog-detail-page .cd-tabs-panel #pane-requirements {
    order: 4;
}

.catalog-detail-page .cd-tabs-panel .sl-tabs {
    display: flex;
    background: transparent;
    border: none;
    border-bottom: 1px solid #64748b;
    border-radius: 0;
    padding: 0 0 0 4px;
    overflow: visible;
    align-items: flex-end;
    margin-bottom: 0;
    gap: 0;
    width: 100%;
    max-width: 100%;
}

.catalog-detail-page .cd-tabs-panel .sl-tabs::-webkit-scrollbar {
    display: none;
}

.catalog-detail-page .cd-tabs-panel .sl-tab {
    -webkit-appearance: none;
    appearance: none;
    box-sizing: border-box;
    background: #fff;
    border: 1px solid #94a3b8;
    border-bottom: 1px solid #64748b;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    padding: 11px 24px;
    margin-right: 4px;
    margin-bottom: -1px;
    position: relative;
    font-size: 14px;
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    gap: 7px;
    cursor: pointer;
    font-family: inherit;
    white-space: nowrap;
    transition: background 0.15s, color 0.15s;
    flex-shrink: 0;
    line-height: 1.2;
    z-index: 1;
}

.catalog-detail-page .cd-tabs-panel .sl-tab svg {
    flex-shrink: 0;
}

.catalog-detail-page .cd-tabs-panel .sl-tab:hover {
    background: #f1f5f9;
    color: var(--text-primary);
}

.catalog-detail-page .cd-tabs-panel .sl-tab:nth-child(1) {
    border-top: 3px solid #7c3aed;
}

.catalog-detail-page .cd-tabs-panel .sl-tab:nth-child(2) {
    border-top: 3px solid #ea580c;
}

.catalog-detail-page .cd-tabs-panel .sl-tab:nth-child(3) {
    border-top: 3px solid #0891b2;
}

.catalog-detail-page .cd-tabs-panel .sl-tab:nth-child(4) {
    border-top: 3px solid #10b981;
}

.catalog-detail-page .cd-tabs-panel .sl-tab.sl-tab--active {
    font-weight: 600;
    padding-top: 14px;
    padding-bottom: 14px;
    border: 1px solid #64748b !important;
    border-bottom: 1px solid #fff !important;
    margin-bottom: -1px;
    z-index: 3;
    background: #fff !important;
}

.catalog-detail-page .cd-tabs-panel .sl-tab:nth-child(1).sl-tab--active {
    border-top: 5px solid #7c3aed !important;
    color: #7c3aed;
}

.catalog-detail-page .cd-tabs-panel .sl-tab:nth-child(2).sl-tab--active {
    border-top: 5px solid #ea580c !important;
    color: #ea580c;
}

.catalog-detail-page .cd-tabs-panel .sl-tab:nth-child(3).sl-tab--active {
    border-top: 5px solid #0891b2 !important;
    color: #0891b2;
}

.catalog-detail-page .cd-tabs-panel .sl-tab:nth-child(4).sl-tab--active {
    border-top: 5px solid #10b981 !important;
    color: #10b981;
}

.catalog-detail-page .cd-tabs-panel .sl-pane {
    display: none;
}

.catalog-detail-page .cd-tabs-panel .sl-pane.sl-pane--active {
    display: block;
    border: 1px solid #64748b;
    border-top: none;
    border-radius: 0;
    background: #fff;
    padding: 24px;
    margin-top: 0px;
    position: relative;
    z-index: 2;
}

.catalog-detail-page .cd-tabs-panel .sl-pane[hidden] {
    display: none !important;
}

/* Section cards inside tab panes (Overview, Reviews, Requirements) */
.catalog-detail-page .cd-tabs-panel .sl-pane.sl-pane--active > .cd-section {
    background: var(--surface-card);
    border: 1px solid var(--surface-border);
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    margin-bottom: 16px;
    box-shadow: none;
}

.catalog-detail-page .cd-tabs-panel .sl-pane.sl-pane--active > .cd-section:last-child {
    margin-bottom: 0;
}

/* Sections */
.catalog-detail-page .cd-section {
    background: var(--surface-card);
    border: 1px solid var(--surface-border);
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    margin-bottom: 16px;
}

.catalog-detail-page .cd-section:last-child {
    margin-bottom: 0;
}

.catalog-detail-page .cd-section__title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 14px;
}

.catalog-detail-page .cd-section__text {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin: 0 0 12px;
}

.catalog-detail-page .cd-section__list {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.8;
    padding-left: 20px;
    margin: 0;
}

.catalog-detail-page .cd-section__list li {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.catalog-detail-page .cd-section__list li strong {
    font-size: inherit;
    font-weight: 700;
    color: var(--text-primary);
}

.catalog-detail-page .cd-objectives {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px 16px;
}

.catalog-detail-page .cd-objectives li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.catalog-detail-page .cd-objectives li::before {
    content: '\2713';
    color: var(--success);
    font-weight: 700;
    flex-shrink: 0;
}

.catalog-detail-page .lp-details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
}

.catalog-detail-page .lp-detail-item {
    background: var(--surface-bg);
    border: 1px solid var(--surface-border);
    border-radius: var(--radius-md);
    padding: 12px 14px;
}

.catalog-detail-page .lp-detail-item__label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.catalog-detail-page .lp-detail-item__value {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
}

.catalog-detail-page .cd-courses-header {
    margin-bottom: 16px;
}

.catalog-detail-page .cd-courses-count {
    font-size: 13px;
    color: var(--text-muted);
}

/* Reviews */
.catalog-detail-page .cd-rating-overview {
    display: flex;
    gap: 28px;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.catalog-detail-page .cd-rating-big__num {
    font-size: 56px;
    font-weight: 800;
    color: #f59e0b;
    line-height: 1;
}

.catalog-detail-page .cd-rating-big__stars {
    font-size: 20px;
    color: #fbbf24;
}

.catalog-detail-page .cd-rbar {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
}

.catalog-detail-page .cd-rbar__track {
    flex: 1;
    height: 8px;
    background: var(--surface-border);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.catalog-detail-page .cd-rbar__fill {
    height: 100%;
    background: #fbbf24;
}

.catalog-detail-page .cd-review {
    padding: 18px 0;
    border-bottom: 1px solid var(--surface-border);
}

.catalog-detail-page .cd-review__header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.catalog-detail-page .cd-review__avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.catalog-detail-page .cd-review__stars {
    color: #fbbf24;
    margin-left: auto;
}

.catalog-detail-page .cd-review__body {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.catalog-detail-page .sl-savings-callout {
    margin-top: 20px;
    padding: 16px 20px;
    background: linear-gradient(135deg, #f0fdf4, #dcfce7);
    border: 1px solid #86efac;
    border-radius: var(--radius-md);
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.catalog-detail-page .sl-savings-callout__icon {
    font-size: 28px;
}

.catalog-detail-page .sl-savings-callout__title {
    font-size: 14px;
    font-weight: 700;
    color: #166534;
    margin-bottom: 2px;
}

.catalog-detail-page .sl-savings-callout__text {
    font-size: 13px;
    color: #15803d;
}

/* Course accordion (catalog-lp-detail — sl-accordion / lp-course) */
.catalog-detail-page .track-courses-pane .sl-accordion {
    border: 1px solid var(--surface-border);
    border-left: 4px solid #0369a1;
    border-radius: var(--radius-lg);
    margin-bottom: 10px;
    overflow: hidden;
    background: var(--surface-card);
    box-shadow: -3px 3px 10px rgba(0, 0, 0, 0.1);
}

.catalog-detail-page .track-courses-pane .lp-course__trigger {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 18px;
    background: var(--surface-card);
    border: none;
    cursor: pointer;
    text-align: left;
    transition: background var(--transition);
    list-style: none;
}

.catalog-detail-page .track-courses-pane .lp-course__trigger::-webkit-details-marker {
    display: none;
}

.catalog-detail-page .track-courses-pane .lp-course__trigger::marker {
    display: none;
    content: "";
}

.catalog-detail-page .track-courses-pane .lp-course__trigger:hover {
    background: var(--surface-hover);
}

.catalog-detail-page .track-courses-pane .sl-accordion[open] > .lp-course__trigger {
    background: var(--surface-hover);
    border-bottom: 1px solid var(--surface-border);
}

.catalog-detail-page .track-courses-pane .lp-course__num {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(3, 105, 161, 0.1);
    border: 2px solid #0369a1;
    color: #0369a1;
    font-size: 13px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.catalog-detail-page .track-courses-pane .lp-course__info {
    flex: 1;
    min-width: 0;
}

.catalog-detail-page .track-courses-pane .lp-course__name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 3px;
}

.catalog-detail-page .track-courses-pane .lp-course__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 12px;
    color: var(--text-muted);
    align-items: center;
}

.catalog-detail-page .track-courses-pane .lp-course__meta span {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.catalog-detail-page .track-courses-pane .lp-course__meta-badge {
    font-size: 10px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 10px;
    background: #fee2e2;
    color: #b91c1c;
}

.catalog-detail-page .track-courses-pane .lp-course__right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.catalog-detail-page .track-courses-pane .lp-course__header-price {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
}

.catalog-detail-page .track-courses-pane .lp-course__chevron {
    width: 16px;
    height: 16px;
    transition: transform 0.2s;
    flex-shrink: 0;
    color: var(--text-muted);
}

.catalog-detail-page .track-courses-pane .sl-accordion[open] .lp-course__chevron {
    transform: rotate(180deg);
}

.catalog-detail-page .track-courses-pane .lp-course__body {
    padding: 16px 18px 18px;
    border-top: 1px solid var(--surface-border);
    background: var(--surface-card);
}

.catalog-detail-page .track-courses-pane .lp-course__desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0 0 14px;
}

.catalog-detail-page .track-courses-pane .lp-course__activities {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
}

.catalog-detail-page .track-courses-pane .lp-course__activity-chip {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    color: var(--text-secondary);
    background: var(--surface-card);
    border: 1px solid var(--surface-border);
    border-radius: var(--radius-md);
    padding: 4px 10px;
}

.catalog-detail-page .track-courses-pane .sl-prereq-warning {
    margin-bottom: 14px;
    padding: 8px 12px;
    background: #fef3c7;
    border: 1px solid #fcd34d;
    border-radius: 6px;
    font-size: 12px;
    color: #92400e;
}

.catalog-detail-page .track-courses-pane .lp-course__price-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 16px;
}

.catalog-detail-page .track-courses-pane .lp-course__price-label {
    font-size: 13px;
    color: var(--text-muted);
}

.catalog-detail-page .track-courses-pane .lp-course__price {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
}

.catalog-detail-page .track-courses-pane .lp-course__price-included {
    font-size: 12px;
    color: var(--success);
    font-weight: 600;
}

/* Sub-section accordions inside course body */
.catalog-detail-page .track-courses-pane .sub-acc {
    border-bottom: 1px solid var(--surface-border);
}

.catalog-detail-page .track-courses-pane .sub-acc:last-child {
    border-bottom: none;
}

.catalog-detail-page .track-courses-pane .sub-acc__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 11px 0 11px 26px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: #0369a1;
    background: #dbeafe;
    transition: background 0.12s;
    border-top: 1px dashed #93c5fd;
    border-bottom: 1px dashed #93c5fd;
    margin: 0 -18px;
    padding-left: 44px;
    padding-right: 18px;
    list-style: none;
}

.catalog-detail-page .track-courses-pane .sub-acc__header::-webkit-details-marker {
    display: none;
}

.catalog-detail-page .track-courses-pane .sub-acc__header::marker {
    display: none;
    content: "";
}

.catalog-detail-page .track-courses-pane .sub-acc__header:hover {
    background: #bfdbfe;
    color: #0369a1;
}

.catalog-detail-page .track-courses-pane .sub-acc__caret {
    width: 14px;
    height: 14px;
    color: #0369a1;
    transition: transform 0.2s;
    flex-shrink: 0;
}

.catalog-detail-page .track-courses-pane .sub-acc[open] .sub-acc__caret {
    transform: rotate(180deg);
}

.catalog-detail-page .track-courses-pane .sub-acc__body {
    padding: 0 0 16px 26px;
}

.catalog-detail-page .track-courses-pane .sub-acc__text {
    font-size: 13px;
    color: #4b5563;
    line-height: 1.65;
}

.catalog-detail-page .track-courses-pane .sub-acc__list {
    font-size: 13px;
    color: #4b5563;
    line-height: 1.65;
    padding-left: 20px;
    margin: 0;
}

.catalog-detail-page .track-courses-pane .agenda-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
    margin-top: 8px;
}

.catalog-detail-page .track-courses-pane .agenda-table th {
    text-align: left;
    padding: 8px 10px;
    background: var(--surface-hover);
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 2px solid var(--surface-border);
}

.catalog-detail-page .track-courses-pane .agenda-table td {
    padding: 9px 10px;
    border-bottom: 1px solid var(--surface-border);
    color: var(--text-primary);
    vertical-align: top;
}

.catalog-detail-page .track-courses-pane .agenda-table tr:last-child td {
    border-bottom: none;
}

.catalog-detail-page .track-courses-pane .sl-table-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* Sidebar */
.catalog-detail-page .cd-sidebar {
    position: sticky;
    top: calc(var(--topbar-h) + 16px);
}

.catalog-detail-page .cd-sidebar-card {
    background: var(--surface-card);
    border: 1px solid var(--surface-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.catalog-detail-page .cd-sidebar-thumb {
    height: 140px;
    background: linear-gradient(135deg, #334155, #475569);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 64px;
}

.catalog-detail-page .cd-sidebar-thumb img {
    max-width: 86px;
    max-height: 86px;
    object-fit: contain;
}

.catalog-detail-page .cd-sidebar-body {
    padding: 20px;
}

.catalog-detail-page .cd-sidebar-price {
    font-size: 26px;
    font-weight: 800;
    color: var(--text-primary);
}

.catalog-detail-page .cd-sidebar-sublabel {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

.catalog-detail-page .cd-sidebar-section {
    margin-bottom: 16px;
}

.catalog-detail-page .cd-stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    padding: 7px 0;
    border-bottom: 1px solid var(--surface-border);
}

.catalog-detail-page .cd-stat-row:last-child {
    border-bottom: none;
}

.catalog-detail-page .cd-stat-row__label {
    color: var(--text-muted);
}

.catalog-detail-page .cd-stat-row__value {
    font-weight: 600;
    color: var(--text-primary);
}

.catalog-detail-page .cd-share-row {
    display: flex;
    gap: 8px;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--surface-border);
}

.catalog-detail-page .cd-sidebar-notice {
    margin-top: 12px;
    padding: 12px 14px;
    background: var(--surface-card);
    border: 1px solid var(--surface-border);
    border-radius: var(--radius-md);
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.6;
}

.catalog-detail-page .sl-flex-spacer {
    flex: 1;
}

/* Buttons */
.catalog-detail-page .sl-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 9px 18px;
    border-radius: var(--radius-md);
    font-size: 13.5px;
    font-weight: 600;
    border: 1.5px solid transparent;
    cursor: pointer;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
    font-family: inherit;
    text-decoration: none;
    line-height: 1;
}

.catalog-detail-page .sl-btn--full {
    width: 100%;
}

.catalog-detail-page .sl-btn--primary {
    background: var(--brand);
    color: #fff;
    border-color: var(--brand);
}

.catalog-detail-page .sl-btn--primary:hover {
    background: var(--brand-dark);
    border-color: var(--brand-dark);
}

.catalog-detail-page .sl-btn--ghost {
    background: transparent;
    color: var(--brand);
    border-color: var(--brand);
}

.catalog-detail-page .sl-btn--ghost:hover {
    background: var(--brand-light);
}

.catalog-detail-page .sl-btn--sm {
    padding: 6px 12px;
    font-size: 13px;
}

.catalog-detail-page .sl-btn--mb-lg {
    margin-bottom: 16px;
}

.catalog-detail-page .sl-btn--enroll-mock {
    margin-bottom: 10px;
}

.catalog-detail-page .sl-btn[disabled],
.catalog-detail-page .sl-btn.sl-btn--disabled {
    opacity: 0.55;
    cursor: not-allowed;
    pointer-events: none;
}

/* Functional price-box (preserved enroll/cart) */
.catalog-detail-page .cd-track-enroll-block {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--surface-border);
}

.catalog-detail-page .price-box {
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
    margin: 0;
}

.catalog-detail-page .price-box .price-media {
    display: none;
}

.catalog-detail-page .price-box .price-content {
    padding: 0;
}

.catalog-detail-page .price-box h2 {
    font-size: 26px;
    font-weight: 800;
    color: var(--text-primary);
    text-align: left;
    margin: 0 0 4px;
    line-height: 1.2;
}

.catalog-detail-page .price-box .price-caption {
    color: var(--text-muted);
    font-size: 12px;
    margin-bottom: 14px;
}

.catalog-detail-page .price-box button.btn-cart,
.catalog-detail-page .price-box button.btn-enroll {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 700;
    margin-top: 0;
}

.catalog-detail-page .price-box button.btn-enroll {
    background: var(--brand) !important;
    border-color: var(--brand) !important;
    color: #fff;
}

.catalog-detail-page .price-box button.btn-cart {
    margin-top: 10px;
    background: var(--text-secondary);
    border-color: var(--text-secondary);
    color: #fff;
}

.catalog-detail-page .courses-included {
    border-top: 1px solid var(--surface-border);
    margin-top: 16px !important;
    padding-top: 12px !important;
}

.catalog-detail-page .courses-included .item-list {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--surface-border);
    font-size: 14px;
    color: var(--text-secondary);
}

.catalog-detail-page .courses-included .item-list:last-child {
    border-bottom: 0;
}


/* Bootstrap modals on TrackInfo (AITheme components.css .modal clashes with BS) */
body .modal.fade.OfflineCtaModal,
body .modal.fade.bs-add-to-cart.register_from.cat,
body .modal.fade#courseInfoAddToCartModal,
body .modal.fade.MessageModel.register_from.cat,
body .modal.fade#enrollSuccessModal {
    position: fixed;
    inset: 0;
    z-index: 1055;
    width: 100%;
    height: 100%;
    overflow-x: hidden;
    overflow-y: auto;
    outline: 0;
    background: transparent;
    border-radius: 0;
    max-width: none;
    max-height: none;
    transform: none !important;
    box-shadow: none;
    display: none;
    padding: 0;
    margin: 0;
}

body .modal.fade.OfflineCtaModal.show,
body .modal.fade.bs-add-to-cart.register_from.cat.show,
body .modal.fade#courseInfoAddToCartModal.show,
body .modal.fade.MessageModel.register_from.cat.show,
body .modal.fade#enrollSuccessModal.show {
    display: block;
}

body .modal.fade.OfflineCtaModal .modal-dialog,
body .modal.fade.bs-add-to-cart.register_from.cat .modal-dialog,
body .modal.fade.MessageModel.register_from.cat .modal-dialog,
body .modal.fade#enrollSuccessModal .modal-dialog {
    position: relative;
    width: auto;
    max-width: 500px;
    margin: 1.75rem auto;
    pointer-events: none;
    transform: none !important;
}

body .modal.fade.OfflineCtaModal .modal-dialog.modal-dialog-centered,
body .modal.fade.bs-add-to-cart.register_from.cat .modal-dialog.modal-dialog-centered,
body .modal.fade.MessageModel.register_from.cat .modal-dialog.modal-dialog-centered,
body .modal.fade#enrollSuccessModal .modal-dialog.modal-dialog-centered {
    display: flex;
    align-items: center;
    min-height: calc(100% - 3.5rem);
}

body .modal.fade.OfflineCtaModal .modal-content,
body .modal.fade.bs-add-to-cart.register_from.cat .modal-content,
body .modal.fade.MessageModel.register_from.cat .modal-content,
body .modal.fade#enrollSuccessModal .modal-content {
    position: relative;
    display: flex;
    flex-direction: column;
    width: 100%;
    pointer-events: auto;
    background-color: #fff;
    background-clip: padding-box;
    border: 1px solid rgba(0, 0, 0, 0.2);
    border-radius: 0.5rem;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    outline: 0;
    max-height: none;
    overflow: visible;
}

/* Bootstrap backdrop — override AITheme components.css (.modal-backdrop { visibility:hidden }) */
body > .modal-backdrop.fade {
    position: fixed !important;
    inset: 0 !important;
    z-index: 1050 !important;
    width: 100vw !important;
    height: 100vh !important;
    margin: 0 !important;
    padding: 0 !important;
    display: block !important;
    visibility: visible !important;
    opacity: 0;
    background-color: #000 !important;
    align-items: unset !important;
    justify-content: unset !important;
    pointer-events: auto;
}

body > .modal-backdrop.fade.show {
    opacity: 0.5 !important;
    visibility: visible !important;
}

body.modal-open {
    overflow: hidden;
}

/* Add-to-cart / offline modals — match legacy CourseInfo popup */
body .modal.fade.bs-add-to-cart.register_from.cat .modal-header {
    border-bottom: 1px solid #dee2e6;
    padding: 1rem 1.25rem;
}

body .modal.fade.bs-add-to-cart.register_from.cat .modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #495057;
}

body .modal.fade.bs-add-to-cart.register_from.cat .modal-body,
body .modal.fade.OfflineCtaModal.register_from.cat .modal-body {
    padding: 1rem 1.25rem 1.25rem;
}

body .modal.fade.bs-add-to-cart.register_from.cat .cd-cart-modal-card,
body .modal.fade.OfflineCtaModal.register_from.cat .cd-offline-modal-card {
    border: 1px solid #dee2e6;
    border-radius: 0.375rem;
    background-color: #fff;
    max-width: 100%;
}

body .modal.fade.bs-add-to-cart.register_from.cat .cd-cart-modal__img {
    width: 100px;
    max-width: 100px;
    margin-left: auto;
    margin-right: auto;
}

body .modal.fade.bs-add-to-cart.register_from.cat .cd-cart-modal__message {
    font-size: 1.1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #495057;
}

body .modal.fade.bs-add-to-cart.register_from.cat .cd-cart-modal__message .course-name.text-info {
    color: #0d6efd !important;
    font-weight: 600;
}

body .modal.fade.bs-add-to-cart.register_from.cat .cd-cart-modal__price,
body .modal.fade.bs-add-to-cart.register_from.cat .course-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: #212529;
}

body .modal.fade.bs-add-to-cart.register_from.cat .cart-btn {
    text-align: end;
}

body .modal.fade.bs-add-to-cart.register_from.cat .cart-btn .btn-primary {
    min-width: 140px;
}

body .modal.fade.OfflineCtaModal.register_from.cat .cd-offline-modal__body {
    font-size: 1rem;
    line-height: 1.6;
    color: #495057;
    text-align: center;
}

body .modal.fade.OfflineCtaModal.register_from.cat .cd-offline-modal__body ul {
    text-align: left;
    display: inline-block;
    margin: 0.5rem auto 1rem;
    padding-left: 1.25rem;
}

body .modal.fade.OfflineCtaModal.register_from.cat .cd-offline-modal__body strong {
    display: block;
    margin-bottom: 0.5rem;
}

body .modal.fade.OfflineCtaModal.register_from.cat .cart-btn {
    text-align: center;
}

/* Modal / form helpers from legacy TrackInfo */
.catalog-detail-page ~ .modal .register_from.cat .form-check-input.is-valid:checked,
body .register_from.cat .form-check-input.is-valid:checked {
    background-color: #560383;
}

@media (max-width: 960px) {
    .catalog-detail-page .cd-layout {
        grid-template-columns: 1fr;
    }

    .catalog-detail-page .cd-sidebar {
        position: static;
    }

    .catalog-detail-page .cd-hero {
        flex-direction: column;
    }

    .catalog-detail-page .cd-hero__thumb {
        width: 100%;
        height: 120px;
    }

    .catalog-detail-page .cd-objectives {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .catalog-detail-page.sl-page {
        padding: 16px 12px 24px;
    }

    .catalog-detail-page .cd-tabs-panel .sl-tabs {
        flex-direction: column;
        width: 100%;
        border-bottom: none;
        gap: 4px;
        padding: 0;
        margin-bottom: 0;
        overflow-x: visible;
        flex-wrap: nowrap;
    }

    .catalog-detail-page .cd-tabs-panel .sl-tab {
        width: 100%;
        border-radius: var(--radius-md) !important;
        border: 1px solid #e2e8f0 !important;
        border-inline-start: 4px solid transparent !important;
        border-top: none !important;
        margin-right: 0;
        margin-bottom: 0;
        padding: 11px 16px !important;
        white-space: normal;
        font-size: 13px;
    }

    .catalog-detail-page .cd-tabs-panel .sl-tab:nth-child(1) {
        border-inline-start-color: #7c3aed !important;
    }

    .catalog-detail-page .cd-tabs-panel .sl-tab:nth-child(2) {
        border-inline-start-color: #ea580c !important;
    }

    .catalog-detail-page .cd-tabs-panel .sl-tab:nth-child(3) {
        border-inline-start-color: #0891b2 !important;
    }

    .catalog-detail-page .cd-tabs-panel .sl-tab:nth-child(4) {
        border-inline-start-color: #10b981 !important;
    }

    .catalog-detail-page .cd-tabs-panel .sl-tab.sl-tab--active {
        margin-bottom: 0 !important;
        border-bottom: 1px solid #e2e8f0 !important;
        padding-top: 11px !important;
        padding-bottom: 11px !important;
    }

    .catalog-detail-page .cd-tabs-panel .sl-tab:nth-child(1).sl-tab--active {
        border-inline-start: 5px solid #7c3aed !important;
    }

    .catalog-detail-page .cd-tabs-panel .sl-tab:nth-child(2).sl-tab--active {
        border-inline-start: 5px solid #ea580c !important;
    }

    .catalog-detail-page .cd-tabs-panel .sl-tab:nth-child(3).sl-tab--active {
        border-inline-start: 5px solid #0891b2 !important;
    }

    .catalog-detail-page .cd-tabs-panel .sl-tab:nth-child(4).sl-tab--active {
        border-inline-start: 5px solid #10b981 !important;
    }

    .catalog-detail-page .cd-tabs-panel .sl-pane.sl-pane--active {
        border-radius: 0 0 var(--radius-md) var(--radius-md);
        padding: 16px;
        margin-top: 8px;
    }
}

/* CourseInfo: curriculum accordion */
.catalog-detail-page .cd-curriculum-header {
    margin-bottom: 16px;
}

.catalog-detail-page .cd-curriculum-count {
    margin: 4px 0 0;
    font-size: 13px;
    color: var(--text-secondary, #64748b);
}

.catalog-detail-page .cd-module-accordion.sl-accordion {
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md, 8px);
    overflow: hidden;
}

.catalog-detail-page .cd-module__trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    cursor: pointer;
    font-weight: 600;
    list-style: none;
}

.catalog-detail-page .cd-module__trigger::-webkit-details-marker {
    display: none;
}

.catalog-detail-page .cd-module__trigger::after {
    content: '';
    width: 8px;
    height: 8px;
    border-right: 2px solid #64748b;
    border-bottom: 2px solid #64748b;
    transform: rotate(45deg);
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.catalog-detail-page .sl-accordion[open] .cd-module__trigger::after {
    transform: rotate(-135deg);
}

.catalog-detail-page .cd-module__body {
    padding: 0 16px 16px;
    border-top: 1px solid #e2e8f0;
}

.catalog-detail-page .cd-lesson {
    display: flex;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid #f1f5f9;
}

.catalog-detail-page .cd-lesson:last-child {
    border-bottom: none;
}

.catalog-detail-page .cd-lesson__id {
    font-size: 12px;
    font-weight: 600;
    color: #64748b;
    min-width: 48px;
}

.catalog-detail-page .cd-lesson__title {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary, #0f172a);
}

.catalog-detail-page .cd-lesson__desc {
    font-size: 13px;
    color: var(--text-secondary, #64748b);
    margin-top: 4px;
}

.catalog-detail-page .cd-hero__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-md, 8px);
}

/* CourseInfo: sidebar upcoming classes */
.catalog-detail-page .cd-course-enroll-block {
    margin-bottom: 16px;
}

.catalog-detail-page .cd-upcoming-classes {
    margin-top: 8px;
}

.catalog-detail-page .cd-upcoming-classes__title {
    font-size: 14px;
    font-weight: 700;
    margin: 0 0 12px;
    color: var(--text-primary, #0f172a);
}

.catalog-detail-page .upcoming-classes-scroll {
    max-height: 400px;
    overflow-y: auto;
    padding-right: 8px;
}

.catalog-detail-page .upcoming-classes-scroll::-webkit-scrollbar {
    width: 6px;
}

.catalog-detail-page .upcoming-classes-scroll::-webkit-scrollbar-track {
    background: #e0e0e0;
    border-radius: 4px;
}

.catalog-detail-page .upcoming-classes-scroll::-webkit-scrollbar-thumb {
    background: #444;
    border-radius: 4px;
}

.catalog-detail-page .cd-class-card {
    margin-bottom: 16px;
    padding: 16px;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md, 8px);
    background: #fff;
}

.catalog-detail-page .cd-class-card__format {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: #64748b;
    margin-bottom: 8px;
}

.catalog-detail-page .cd-class-card__price {
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 12px;
    color: var(--text-primary, #0f172a);
}

.catalog-detail-page .cd-class-card__actions {
    margin-bottom: 12px;
}

.catalog-detail-page .cd-class-card__footer {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    font-weight: 600;
    color: #3f51b5;
    margin-top: 8px;
}

.catalog-detail-page .session-summary-row {
    gap: 12px;
    flex-wrap: nowrap !important;
}

.catalog-detail-page .session-summary-row .session-summary {
    flex: 1;
    min-width: 0;
}

.catalog-detail-page .session-summary-row .seat-info {
    text-align: right;
}

.catalog-detail-page .session-summary .session-date {
    font-size: 0.875rem !important;
    font-weight: 600;
    color: #000;
}

.catalog-detail-page .session-summary .session-time {
    font-size: 13px;
    color: #000;
    white-space: nowrap;
}

.catalog-detail-page .session-toggle {
    font-size: 0.9rem;
    font-weight: 600;
    color: #3f51b5;
    background: transparent;
    border: 0;
    padding-left: 0;
}

.catalog-detail-page .session-detail-list .session-group-date {
    font-weight: 600;
    color: #000;
}

.catalog-detail-page .session-detail-list .session-time-item {
    font-size: 13px;
    color: #000;
    white-space: nowrap;
}

.catalog-detail-page .btn-grey {
    background-color: #b5b5b5 !important;
    border-color: #b5b5b5 !important;
    color: #fff !important;
    cursor: not-allowed;
}

.catalog-detail-page .cd-sidebar-format-label,
.catalog-detail-page .cd-sidebar-price {
    margin-bottom: 8px;
}

.catalog-detail-page .cd-sidebar-stats {
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid #e2e8f0;
}

.catalog-detail-page .visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* Deferred UI — remove .catalog-detail-page--defer-ui from page root to restore */
.catalog-detail-page--defer-ui .cd-feature-deferred {
    display: none !important;
}

/* EpicInfo: empty upcoming classes sidebar */
.catalog-detail-page .cd-epic-empty-classes {
    padding: 16px;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md, 8px);
    background: #fff;
    margin-bottom: 16px;
}

.catalog-detail-page .cd-epic-empty-classes .cd-section__text {
    margin: 0;
    text-align: center;
}

[dir="rtl"] .catalog-detail-page .session-summary-row .seat-info {
    text-align: left;
}

[dir="rtl"] .catalog-detail-page .cd-class-card__footer {
    flex-direction: row-reverse;
}