/**
 * Catalog page — hero + course cards (pairs with site.css)
 */

.catalog-page {
    background: var(--gray-50);
}

.catalog-page .site-main {
    padding: 2.5rem 0 4rem;
}

/* Hero */
.catalog-hero {
    background: linear-gradient(145deg, var(--navy) 0%, var(--navy-soft) 45%, #1565c0 100%);
    color: #fff;
    padding: 2.75rem 0 3.25rem;
}

.catalog-hero__inner {
    max-width: 42rem;
    margin: 0 auto;
    text-align: center;
}

.catalog-hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 0.75rem;
}

.catalog-hero__eyebrow i {
    color: #64b5f6;
}

.catalog-hero__title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
    color: #fff;
}

.catalog-hero__lead {
    font-size: 1.0625rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.92);
    margin-bottom: 1.5rem;
}

.catalog-hero__steps {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem 1.25rem;
    margin: 0 0 1.75rem;
    padding: 0;
}

.catalog-hero__steps li {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9375rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.95);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 999px;
    padding: 0.4rem 1rem 0.4rem 0.4rem;
}

.catalog-hero__step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    background: var(--blue-bright);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 800;
    flex-shrink: 0;
}

.catalog-hero__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.catalog-hero__note,
.catalog-hero__welcome {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

.catalog-hero__welcome {
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 1rem;
}

/* Outline button on dark hero */
.catalog-hero .btn--outline {
    border-color: rgba(255, 255, 255, 0.55);
    color: #fff;
    background: transparent;
}

.catalog-hero .btn--outline:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: #fff;
    color: #fff;
}

/* Empty states */
.catalog-empty.panel-card,
.catalog-footer-cta.panel-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow);
    max-width: 36rem;
    margin: 0 auto 2rem;
}

.catalog-empty h2 {
    font-size: 1.35rem;
    color: var(--navy);
    margin-bottom: 0.5rem;
}

.catalog-empty p {
    color: var(--gray-500);
    margin-bottom: 1.25rem;
}

/* Course grid */
.catalog-classes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.catalog-class-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    transition: transform 0.2s, box-shadow 0.2s;
}

.catalog-class-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: var(--blue-bright);
}

.catalog-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.25rem 1.25rem 0;
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
    border-bottom: 1px solid var(--gray-100);
}

.catalog-card-header h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--navy);
    line-height: 1.3;
    margin: 0;
    flex: 1;
}

.catalog-price-badge {
    flex-shrink: 0;
    background: var(--teal-soft);
    color: var(--teal);
    font-weight: 800;
    font-size: 1rem;
    padding: 0.35rem 0.75rem;
    border-radius: 8px;
}

.catalog-description {
    padding: 1rem 1.25rem 0;
    color: var(--gray-500);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0;
}

.catalog-class-info {
    padding: 1rem 1.25rem;
}

.catalog-class-info .info-row {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.35rem 0;
    font-size: 0.875rem;
    border-bottom: 1px solid var(--gray-100);
}

.catalog-class-info .info-row:last-child {
    border-bottom: none;
}

.catalog-class-info .info-label {
    color: var(--gray-500);
    font-weight: 600;
}

.catalog-class-info .info-value.available {
    color: #0a7c72;
    font-weight: 700;
}

.catalog-class-info .info-value.unavailable {
    color: #b45309;
    font-weight: 600;
}

.catalog-next-session {
    margin: 0 1.25rem 1rem;
    padding: 1rem;
    background: var(--gray-50);
    border-radius: var(--radius);
    border-left: 4px solid var(--blue);
}

.catalog-next-session .next-session-badge {
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--blue);
    margin-bottom: 0.5rem;
}

.catalog-next-session p {
    margin: 0.25rem 0;
    font-size: 0.875rem;
    color: var(--text);
}

.catalog-card-actions {
    padding: 0 1.25rem 1.25rem;
    margin-top: auto;
}

.catalog-card-actions .btn-block {
    display: block;
    width: 100%;
    text-align: center;
    padding: 0.75rem 1rem;
    border-radius: 10px;
    font-weight: 700;
}

.catalog-no-sessions {
    text-align: center;
    padding: 1rem;
    background: var(--gray-50);
    border-radius: var(--radius);
}

.catalog-no-sessions p {
    margin: 0 0 0.25rem;
    font-weight: 600;
    color: var(--text);
}

.catalog-no-sessions small {
    color: var(--gray-500);
}

.catalog-footer-cta p {
    margin: 0;
    color: var(--gray-500);
    font-size: 1rem;
}

.catalog-footer-cta a {
    font-weight: 600;
}

@media (max-width: 640px) {
    .catalog-hero {
        padding: 2rem 0 2.5rem;
    }

    .catalog-hero__steps {
        flex-direction: column;
        align-items: stretch;
    }

    .catalog-hero__steps li {
        justify-content: flex-start;
    }

    .catalog-hero__actions {
        flex-direction: column;
    }

    .catalog-hero__actions .btn {
        width: 100%;
    }

    .catalog-classes-grid {
        grid-template-columns: 1fr;
    }

    .catalog-card-header {
        flex-direction: column;
    }
}