.page-lessons .main-content {
    min-height: auto;
}

.lessons-header .lessons-lead {
    margin-top: 8px;
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.5;
}

.lessons-page {
    padding-top: 0;
}

.lessons-tabs-carousel {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.lessons-tabs {
    display: flex;
    gap: 8px;
    min-width: 0;
    padding: 4px 2px 10px;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.lessons-tabs::-webkit-scrollbar {
    display: none;
}

.lessons-tab {
    display: flex;
    flex: 0 0 auto;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    min-width: 140px;
    max-width: 200px;
    padding: 12px 14px;
    border: 1px solid rgba(254, 215, 170, 0.45);
    border-radius: 14px;
    background: var(--surface);
    color: var(--text);
    font-family: inherit;
    text-align: left;
    cursor: pointer;
    box-shadow: 0 6px 18px rgba(15, 23, 42, 0.06);
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.lessons-tab:hover {
    transform: translateY(-2px);
    border-color: rgba(249, 115, 22, 0.45);
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.1);
}

.lessons-tab.is-active {
    border-color: var(--primary);
    background: var(--primary-light);
    box-shadow: 0 10px 24px var(--primary-glow);
}

.lessons-tab-icon {
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    overflow: hidden;
    border-radius: 10px;
    background: var(--primary-light);
    font-size: 20px;
    line-height: 1;
}

.lessons-tab-label {
    font-size: 13px;
    font-weight: 800;
    line-height: 1.3;
}

.lessons-tab-count {
    color: var(--text-muted);
    font-size: 11px;
    font-weight: 700;
}

.lessons-tab.is-active .lessons-tab-count {
    color: var(--primary-hover);
}

.lessons-panel {
    display: none;
    padding: 20px 22px;
    border: 1px solid rgba(254, 215, 170, 0.38);
    border-radius: 16px;
    background: var(--surface);
    box-shadow: var(--shadow);
}

.lessons-panel.is-active {
    display: block;
}

.lessons-subject-progress {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.lessons-subject-progress .progress-bar-lg {
    flex: 1;
    min-width: 180px;
}

.lessons-panel .chapter-block:last-child {
    margin-bottom: 0;
}

.lesson-format-tag {
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
}

.lesson-format-tag .format-icon {
    width: 22px;
    height: 22px;
    display: inline-block;
    border-radius: 6px;
    background-image: url('../images/home/format-icons-ai.webp');
    background-size: 500% 100%;
    background-repeat: no-repeat;
    background-color: var(--primary-light);
    box-shadow: 0 4px 10px rgba(15, 23, 42, 0.08);
}

.lesson-format-tag .format-icon-audio { background-position: 0 50%; }
.lesson-format-tag .format-icon-video { background-position: 25% 50%; }

.lessons-panel .lesson-list a {
    gap: 10px;
}

:root[data-theme="dark"] .lessons-tab {
    border-color: rgba(254, 215, 170, 0.2);
}

:root[data-theme="dark"] .lessons-tab.is-active {
    background: rgba(249, 115, 22, 0.14);
}

@media (max-width: 760px) {
    .lessons-tab {
        min-width: 120px;
        padding: 10px 12px;
    }

    .lessons-panel {
        padding: 16px 14px;
    }
}