/* =========================================
   Page: Course List
   ========================================= */
.search-container {
    background: #fff;
    padding: 20px;
    margin: 20px auto;
    max-width: 800px;
    border-radius: 50px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    gap: 15px;
}

.search-box {
    flex: 1;
    border: none;
    font-size: 1rem;
    padding: 10px;
    outline: none;
}

.search-box--select {
    max-width: 230px;
}

.search-icon {
    color: #aaa;
    margin-left: 10px;
}

.recommend-section-title {
    text-align: center;
    margin-top: 50px;
    color: #444;
}

.search-btn {
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 10px 25px;
    border-radius: 30px;
    cursor: pointer;
    font-weight: bold;
}

.category-grid {
    display: grid !important;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)) !important;
    gap: 25px;
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
}

.lesson-card-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
}

.lesson-card {
    background: #fff;
    border-radius: 16px;
    border: 1px solid #e6ebf2;
    padding: 18px;
    display: flex;
    flex-direction: row;
    align-items: stretch;
    gap: 18px;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.lesson-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.12);
}

.lesson-card__thumb {
    flex: 0 0 240px;
    max-width: 240px;
}

.lesson-thumb {
    position: relative;
    width: 100%;
    padding-top: 75%;
    background: #f2f5f9;
    border-radius: 12px;
    overflow: hidden;
}

.lesson-thumb img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.lesson-card__content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-width: 0;
}

.lesson-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 6px;
}

.lesson-tag {
    background: rgba(63, 142, 237, 0.12);
    color: var(--primary);
    border: 1px solid rgba(63, 142, 237, 0.25);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 999px;
    letter-spacing: 0.02em;
}

.lesson-card__title {
    font-size: 1.22rem;
    margin: 6px 0 10px;
    font-weight: 700;
    line-height: 1.5;
}

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

.lesson-card__desc {
    font-size: 0.9rem;
    color: #5b677a;
    line-height: 1.6;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.lesson-meta {
    background: #f7f9fc;
    border: 1px solid #edf1f7;
    border-radius: 12px;
    padding: 12px;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 16px;
    font-size: 0.82rem;
}

.lesson-meta__label {
    color: #8a94a6;
    font-size: 0.7rem;
    display: block;
    margin-bottom: 2px;
    letter-spacing: 0.02em;
}

.lesson-meta__value {
    color: #2b3445;
    font-weight: 700;
}

@media (min-width: 768px) {
    .lesson-meta {
        grid-template-columns: minmax(0, 2.5fr) minmax(120px, 1fr) minmax(72px, 0.65fr);
    }
}

.lesson-card__actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    border-left: 1px solid #edf1f7;
    padding-left: 16px;
    min-width: 170px;
    justify-content: space-between;
}

.lesson-apply {
    background: var(--primary);
    color: #fff;
    font-weight: 700;
    text-align: center;
    padding: 10px 14px;
    border-radius: 12px;
    box-shadow: 0 6px 14px rgba(63, 142, 237, 0.2);
}

.lesson-apply:hover {
    background: #2d74c9;
}

.lesson-detail {
    background: #fff;
    color: #4b5563;
    border: 1px solid #d5dbe5;
    padding: 8px 12px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 700;
    text-align: center;
}

.lesson-detail:hover {
    border-color: var(--primary);
    color: var(--primary);
}

@media (max-width: 767px) {
    .lesson-card {
        flex-direction: column;
    }

    .lesson-card__thumb {
        flex: 1 1 auto;
        max-width: none;
    }

    .lesson-card__actions {
        border-left: none;
        border-top: 1px solid #edf1f7;
        padding-left: 0;
        padding-top: 16px;
        min-width: 0;
    }
}

@media (min-width: 768px) {
    .lesson-meta {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

.course-card {
    background: #fff;
    border-radius: 15px;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
    border: 1px solid #eee;
    display: block;
    text-decoration: none;
    color: inherit;
    width: 100%;
    max-width: none;
    /* Ensure anchor acts as block */
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.course-thumb {
    width: 100%;
    height: 180px;
    object-fit: cover;
    background: #eee;
}

.course-content {
    padding: 20px;
}

.course-tag {
    background: #e0f7fa;
    color: #006064;
    padding: 4px 10px;
    border-radius: 5px;
    font-size: 0.75rem;
    display: inline-block;
    margin-bottom: 10px;
}

.course-title {
    font-size: 1.1rem;
    margin: 0 0 10px;
    font-weight: bold;
}

.course-meta {
    font-size: 0.85rem;
    color: #888;
    display: flex;
    gap: 15px;
}


/* =========================================
   Course List
   ========================================= */
.course-desc {
    margin: 0 0 12px;
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.7;
}

.course-empty {
    grid-column: 1 / -1;
    background: #fff;
    border: 1px solid #eee;
    border-radius: 15px;
    padding: 30px;
    text-align: center;
}

.course-empty p {
    margin: 0 0 12px;
    color: #555;
}