/* ========================================
   Class Detail Page Styles
   ======================================== */

.class-detail-hero {
    position: relative;
    padding: calc(80px + var(--spacing-xxl)) 0 var(--spacing-xxl);
    background-image: url('https://images.unsplash.com/photo-1520877880798-5ee004e3f11e?w=1920&h=800&fit=crop');
    background-size: cover;
    background-position: center;
    color: white;
}

.class-detail-hero .hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7), rgba(255, 0, 107, 0.4));
}

.class-detail-header {
    position: relative;
    z-index: 10;
    max-width: 800px;
}

.class-detail-header .class-tag {
    background: var(--color-primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    display: inline-block;
    margin-bottom: var(--spacing-md);
}

.class-detail-header h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
}

.class-subtitle {
    font-size: var(--font-size-xl);
    opacity: 0.95;
}

/* ========================================
   Class Detail Grid
   ======================================== */

.class-detail-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
}

/* ========================================
   Info Card
   ======================================== */

.info-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-lg);
}

.info-card h2 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
}

.info-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.info-card p {
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.feature-list {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-secondary);
}

.feature-list li svg {
    flex-shrink: 0;
    color: var(--color-primary);
    margin-top: 2px;
}

.checklist {
    list-style: none;
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-md);
}

.checklist li {
    position: relative;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-secondary);
}

.checklist li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
}

.info-box {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--color-bg-alt);
    border-left: 4px solid var(--color-primary);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-lg);
}

.info-box svg {
    flex-shrink: 0;
    color: var(--color-primary);
}

.info-box strong {
    display: block;
    margin-bottom: var(--spacing-xs);
}

.info-box p {
    margin: 0;
    font-size: var(--font-size-sm);
}

/* ========================================
   Instructor Card
   ======================================== */

.instructor-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.instructor-image {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-full);
    background-size: cover;
    background-position: center;
    flex-shrink: 0;
}

.instructor-info h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xs);
}

.instructor-role {
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
}

.instructor-info p {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

/* ========================================
   Booking Widget
   ======================================== */

.booking-widget {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
}

.booking-widget.sticky {
    position: sticky;
    top: calc(80px + var(--spacing-lg));
}

.class-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding-bottom: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.stat {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.stat svg {
    color: var(--color-primary);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.stat-value {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

.price-info {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.price-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
}

.price-value {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.price-note {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.booking-widget h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

/* ========================================
   Session List
   ======================================== */

.session-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.session-item {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    align-items: center;
}

.session-date {
    text-align: center;
    min-width: 60px;
}

.session-day {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.session-time {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

.session-instructor {
    font-weight: var(--font-weight-medium);
    margin-bottom: 2px;
}

.session-spots {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* ========================================
   First Time Offer
   ======================================== */

.first-time-offer {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    border-radius: var(--radius-md);
    margin-top: var(--spacing-lg);
}

.first-time-offer svg {
    flex-shrink: 0;
}

.first-time-offer strong {
    display: block;
    margin-bottom: var(--spacing-xs);
}

.first-time-offer p {
    margin: 0 0 var(--spacing-sm);
    opacity: 0.95;
}

.first-time-offer .btn-text {
    color: white;
    padding: 0;
}

.first-time-offer .btn-text:hover {
    opacity: 0.9;
}

/* ========================================
   Related Classes
   ======================================== */

.related-classes {
    background: var(--color-bg-alt);
}

.related-classes .section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 1024px) {
    .class-detail-grid {
        grid-template-columns: 1fr;
    }

    .booking-widget.sticky {
        position: static;
    }
}

@media (max-width: 768px) {
    .class-detail-header h1 {
        font-size: var(--font-size-3xl);
    }

    .class-subtitle {
        font-size: var(--font-size-lg);
    }

    .instructor-card {
        flex-direction: column;
        text-align: center;
    }

    .session-item {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .session-item .btn {
        width: 100%;
    }
}