:root {
    --lms-radius: 0.75rem;
    --lms-border: rgba(0, 0, 0, 0.08);
    --lms-muted: #6c757d;
    --lms-shadow: 0 1px 2px rgba(16, 24, 40, 0.06);
    --lms-shadow-hover: 0 12px 24px -8px rgba(16, 24, 40, 0.18);
    --lms-primary: var(--bs-primary, #0d6efd);
}

.lms-page {
    padding: 48px 0;
}

/* ---------------------------------- Badges & chips ---------------------------------- */

.lms-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.3rem 0.75rem;
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 600;
    line-height: 1.2;
    text-decoration: none;
}

.lms-badge--category {
    background-color: rgba(13, 110, 253, 0.1);
    color: var(--lms-primary);
    transition: background-color 0.2s ease, color 0.2s ease;
}

.lms-badge--category:hover {
    background-color: var(--lms-primary);
    color: #fff;
}

.lms-badge--level {
    background-color: rgba(108, 117, 125, 0.12);
    color: #495057;
}

.lms-badge--level-beginner {
    background-color: rgba(25, 135, 84, 0.12);
    color: #146c43;
}

.lms-badge--level-intermediate {
    background-color: rgba(255, 193, 7, 0.18);
    color: #997404;
}

.lms-badge--level-advanced {
    background-color: rgba(220, 53, 69, 0.12);
    color: #b02a37;
}

.lms-meta-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.875rem;
    color: var(--lms-muted);
}

/* ---------------------------------- Course detail: hero ---------------------------------- */

.lms-course-hero {
    max-width: 820px;
    margin-bottom: 2.5rem;
}

.lms-course-hero__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.625rem;
    margin-bottom: 1rem;
}

.lms-course-hero__title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.75rem;
}

.lms-course-hero__description {
    font-size: 1.125rem;
    line-height: 1.65;
    color: var(--lms-muted);
    margin-bottom: 0;
}

/* ---------------------------------- Course detail: media & content ---------------------------------- */

.lms-course-media {
    margin: 0 0 2rem;
    border-radius: var(--lms-radius);
    overflow: hidden;
    box-shadow: var(--lms-shadow);
}

.lms-course-media img {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.lms-section-title {
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.lms-course-content__body {
    line-height: 1.75;
}

.lms-course-content__body img {
    max-width: 100%;
    height: auto;
    border-radius: calc(var(--lms-radius) / 2);
}

.lms-course-content__body h2,
.lms-course-content__body h3 {
    margin-top: 1.75rem;
    margin-bottom: 0.75rem;
}

.lms-course-content__body table {
    width: 100%;
    margin-bottom: 1rem;
    border-collapse: collapse;
}

.lms-course-content__body table td,
.lms-course-content__body table th {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--lms-border);
}

/* ---------------------------------- Course detail: sidebar ---------------------------------- */

.lms-course-sidebar {
    position: sticky;
    top: 100px;
}

.lms-course-card-cta {
    background: #fff;
    border: 1px solid var(--lms-border);
    border-radius: var(--lms-radius);
    box-shadow: var(--lms-shadow);
    padding: 1.5rem;
}

.lms-course-card-cta__price {
    display: flex;
    flex-direction: column;
    margin-bottom: 1.25rem;
}

.lms-course-card-cta__price-label {
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--lms-muted);
}

.lms-course-card-cta__price strong {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.2;
}

.lms-course-card-cta__button {
    margin-bottom: 1.25rem;
}

.lms-course-facts {
    list-style: none;
    margin: 0;
    padding: 0;
}

.lms-course-facts li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 0;
    border-top: 1px solid var(--lms-border);
    font-size: 0.9375rem;
}

.lms-course-facts li > span:first-child {
    color: var(--lms-muted);
}

.lms-course-facts a {
    text-decoration: none;
    font-weight: 600;
}

/* ---------------------------------- Cards (courses & categories) ---------------------------------- */

.lms-course-card,
.lms-category-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: #fff;
    border: 1px solid var(--lms-border);
    border-radius: var(--lms-radius);
    overflow: hidden;
    box-shadow: var(--lms-shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.lms-course-card:hover,
.lms-category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--lms-shadow-hover);
}

.lms-course-card__media {
    position: relative;
    display: block;
}

.lms-course-card__media img,
.lms-course-card img.card-img-top,
.lms-category-card img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.lms-course-card__media .lms-badge--level {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: var(--lms-shadow);
}

.lms-course-card__body {
    flex: 1 1 auto;
    padding: 1.25rem 1.25rem 0.75rem;
}

.lms-course-card__category {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--lms-primary);
    text-decoration: none;
    margin-bottom: 0.375rem;
}

.lms-course-card__title {
    font-size: 1.0625rem;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 0.5rem;
}

.lms-course-card__title a {
    color: inherit;
    text-decoration: none;
}

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

.lms-course-card__description {
    font-size: 0.9rem;
    color: var(--lms-muted);
    margin-bottom: 0;
}

.lms-course-card__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.25rem;
    border-top: 1px solid var(--lms-border);
}

.lms-course-card__price {
    font-size: 1.0625rem;
}

.lms-course-card__meta {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.8125rem;
    color: var(--lms-muted);
}

/* ---------------------------------- Sections (related, shortcodes) ---------------------------------- */

.lms-related-courses {
    margin-top: 4rem;
    padding-top: 2.5rem;
    border-top: 1px solid var(--lms-border);
}

.lms-section {
    padding: 3rem 0;
}

.lms-section-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: baseline;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.lms-section-header .lms-section-title {
    margin-bottom: 0;
}

.lms-section-header__subtitle {
    width: 100%;
    margin: 0.25rem 0 0;
    color: var(--lms-muted);
}

.lms-section-header__link {
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
}

/* Top categories shortcode */

.lms-category-tile {
    display: flex;
    align-items: center;
    gap: 1rem;
    height: 100%;
    padding: 1.25rem;
    background: #fff;
    border: 1px solid var(--lms-border);
    border-radius: var(--lms-radius);
    box-shadow: var(--lms-shadow);
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.lms-category-tile:hover {
    transform: translateY(-3px);
    box-shadow: var(--lms-shadow-hover);
    border-color: rgba(13, 110, 253, 0.35);
    color: inherit;
}

.lms-category-tile__image {
    flex: 0 0 auto;
    width: 64px;
    height: 64px;
    border-radius: calc(var(--lms-radius) / 1.5);
    overflow: hidden;
    background-color: rgba(13, 110, 253, 0.08);
}

.lms-category-tile__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.lms-category-tile__name {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.125rem;
}

.lms-category-tile__count {
    font-size: 0.8438rem;
    color: var(--lms-muted);
    margin-bottom: 0;
}

/* ---------------------------------- Forms ---------------------------------- */

.lms-form-group label {
    font-weight: 600;
}

/* ---------------------------------- Responsive ---------------------------------- */

@media (max-width: 991.98px) {
    .lms-course-sidebar {
        position: static;
    }
}

@media (max-width: 575.98px) {
    .lms-page {
        padding: 32px 0;
    }

    .lms-course-card-cta {
        padding: 1.25rem;
    }
}

/* ---------------------------------- Course sessions ---------------------------------- */

.lms-sessions-public-table {
    border: 1px solid var(--lms-border);
    border-radius: var(--lms-radius);
    overflow: hidden;
}

.lms-sessions-public-table th {
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--lms-muted);
    background-color: rgba(0, 0, 0, 0.02);
}

.lms-sessions-public-table td {
    vertical-align: middle;
}

.lms-course-filter .form-control {
    min-height: 44px;
}

/* ---------------------------------- Filter bar ---------------------------------- */

.lms-filters {
    background: #fff;
    border: 1px solid var(--lms-border);
    border-radius: var(--lms-radius);
    box-shadow: var(--lms-shadow);
    padding: 1.5rem;
}

.lms-filters__row {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.lms-filters__search {
    position: relative;
    flex: 1 1 auto;
    display: flex;
    align-items: center;
}

.lms-filters__search svg {
    position: absolute;
    left: 14px;
    color: var(--lms-muted);
    pointer-events: none;
}

.lms-filters__search input {
    width: 100%;
    height: 46px;
    padding: 0 0.875rem 0 2.625rem;
    border: 1px solid var(--lms-border);
    border-radius: calc(var(--lms-radius) / 1.5);
    font-size: 0.9375rem;
    background-color: #fafafa;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.lms-filters__search input:focus {
    outline: none;
    border-color: var(--lms-primary);
    background-color: #fff;
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.12);
}

.lms-filters__submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    flex: 0 0 auto;
    height: 46px;
    padding: 0 1.5rem;
    border: none;
    border-radius: calc(var(--lms-radius) / 1.5);
    background-color: var(--lms-primary);
    color: #fff;
    font-weight: 600;
    font-size: 0.9375rem;
    cursor: pointer;
    transition: filter 0.2s ease, transform 0.15s ease;
}

.lms-filters__submit:hover {
    filter: brightness(0.92);
}

.lms-filters__submit:active {
    transform: translateY(1px);
}

.lms-filters__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.lms-filters__field {
    display: flex;
    flex-direction: column;
    gap: 0.4375rem;
    min-width: 0;
}

.lms-filters__label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--lms-muted);
}

.lms-select-wrap {
    position: relative;
}

.lms-select-wrap::after {
    content: "";
    position: absolute;
    top: 50%;
    right: 0.9rem;
    width: 9px;
    height: 9px;
    border-right: 2px solid var(--lms-muted);
    border-bottom: 2px solid var(--lms-muted);
    transform: translateY(-65%) rotate(45deg);
    pointer-events: none;
}

.lms-select-wrap select {
    width: 100%;
    height: 44px;
    padding: 0 2.25rem 0 0.875rem;
    border: 1px solid var(--lms-border);
    border-radius: calc(var(--lms-radius) / 1.5);
    background-color: #fafafa;
    font-size: 0.9rem;
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.lms-select-wrap select:focus {
    outline: none;
    border-color: var(--lms-primary);
    background-color: #fff;
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.12);
}

.lms-price-range {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    height: 44px;
    padding: 0 0.75rem;
    border: 1px solid var(--lms-border);
    border-radius: calc(var(--lms-radius) / 1.5);
    background-color: #fafafa;
}

.lms-price-range input {
    flex: 1 1 0;
    min-width: 0;
    height: 100%;
    border: none;
    background: transparent;
    font-size: 0.9rem;
    padding: 0;
}

.lms-price-range input:focus {
    outline: none;
}

.lms-price-range:focus-within {
    border-color: var(--lms-primary);
    background-color: #fff;
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.12);
}

.lms-price-range__sep {
    flex: 0 0 auto;
    width: 10px;
    height: 1px;
    background-color: var(--lms-muted);
}

.lms-filters__active {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1.25rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--lms-border);
}

.lms-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4375rem;
    padding: 0.375rem 0.75rem;
    border-radius: 999px;
    background-color: rgba(13, 110, 253, 0.08);
    color: var(--lms-primary);
    font-size: 0.8125rem;
    font-weight: 600;
    text-decoration: none;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.lms-chip:hover {
    background-color: var(--lms-primary);
    color: #fff;
}

.lms-filters__clear {
    margin-left: auto;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--lms-muted);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.lms-filters__clear:hover {
    color: var(--lms-primary);
}

.lms-results-count {
    color: var(--lms-muted);
    font-size: 0.875rem;
    margin-bottom: 1.25rem;
}

.lms-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 4rem 1rem;
    color: var(--lms-muted);
    text-align: center;
}

.lms-empty-state svg {
    opacity: 0.4;
}

@media (max-width: 991.98px) {
    .lms-filters__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 575.98px) {
    .lms-filters {
        padding: 1.125rem;
    }

    .lms-filters__row {
        flex-direction: column;
    }

    .lms-filters__submit {
        width: 100%;
    }

    .lms-filters__grid {
        grid-template-columns: 1fr;
    }

    .lms-filters__clear {
        margin-left: 0;
        width: 100%;
    }
}