.lesson-single-page,
.lesson-archive-page {
    width: min(1120px, 92%);
    margin: 0 auto;
    padding: 80px 0;
}

.lesson-archive-hero,
.lesson-header {
    margin-bottom: 48px;
}

.lesson-kicker {
    display: inline-block;
    margin-bottom: 14px;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #6d5dfc;
}

.lesson-archive-hero h1,
.lesson-title {
    margin: 0 0 18px;
    font-size: clamp(40px, 6vw, 76px);
    line-height: 1;
    letter-spacing: -0.05em;
}

.lesson-archive-hero p,
.lesson-excerpt {
    max-width: 720px;
    font-size: 18px;
    line-height: 1.7;
    color: #555;
}

.lesson-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.lesson-card {
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 24px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.lesson-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.14);
}

.lesson-card-link {
    display: block;
    color: inherit;
    text-decoration: none;
}

.lesson-card-image img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
}

.lesson-card-content {
    padding: 26px;
}

.lesson-card-content h2 {
    margin: 0 0 12px;
    font-size: 24px;
    line-height: 1.2;
}

.lesson-card-content p {
    margin: 0 0 20px;
    color: #666;
    line-height: 1.6;
}

.lesson-read-more {
    font-weight: 700;
    color: #6d5dfc;
}

.lesson-back-link {
    display: inline-block;
    margin-bottom: 24px;
    color: #6d5dfc;
    text-decoration: none;
    font-weight: 700;
}

.lesson-featured-image {
    margin-bottom: 40px;
    border-radius: 28px;
    overflow: hidden;
}

.lesson-featured-image img {
    width: 100%;
    display: block;
}

.lesson-content {
    max-width: 820px;
    font-size: 18px;
    line-height: 1.8;
}

.lesson-content h2,
.lesson-content h3 {
    margin-top: 42px;
    letter-spacing: -0.03em;
}

.lesson-content pre {
    padding: 22px;
    overflow-x: auto;
    border-radius: 18px;
    background: #111827;
    color: #f9fafb;
}

.lesson-content code {
    font-family: Consolas, Monaco, monospace;
}

@media (max-width: 900px) {
    .lesson-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .lesson-single-page,
    .lesson-archive-page {
        padding: 56px 0;
    }

    .lesson-grid {
        grid-template-columns: 1fr;
    }

    .lesson-card-image img {
        height: 200px;
    }
}