/* Astra Child – страница «Кейсы»
   Минималистичная лента: компактный hero, сетка 16:9, брейкпоинты 545px / 922px */

.cases-page {
    width: 100%;
    overflow-x: hidden;
}

/* =============================================================================
   Hero (компактный)
   ============================================================================= */
.cases-page .cases-hero {
    background: var(--gradient-hero);
    padding: 48px 20px 40px;
    margin: 0;
}

.cases-page .cases-hero__content {
    text-align: center;
    width: 100%;
    max-width: 720px;
    margin: 0 auto;
}

.cases-page .cases-hero__title {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
    font-weight: 800;
    line-height: 1.15;
    color: var(--ast-global-color-2);
    margin: 0 0 12px;
    letter-spacing: -0.02em;
}

.cases-page .cases-hero__subtitle {
    font-size: 1.125rem;
    color: var(--color-text-body);
    line-height: 1.5;
    margin: 0;
    opacity: 0.9;
}

/* =============================================================================
   Сетка кейсов (16:9)
   ============================================================================= */
.cases-page .cases-section {
    padding: 60px 20px 80px;
    background: var(--color-bg-light);
}

.cases-page .cases-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    max-width: var(--container-max);
    margin: 0 auto;
}

.cases-page .case-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.25s ease;
}

.cases-page .case-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-border-hover);
}

.cases-page .case-card__link {
    display: block;
    text-decoration: none;
    color: inherit;
    outline: none;
}

.cases-page .case-card__link:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.cases-page .case-card__ratio {
    display: block;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--color-bg-section);
}

.cases-page .case-card__img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    vertical-align: middle;
}

.cases-page .cases-empty {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 1rem;
    margin: 0;
    padding: 40px 20px;
}

/* =============================================================================
   Брейкпоинты (545px, 922px)
   ============================================================================= */
@media (min-width: 922px) {
    .cases-page .cases-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 28px;
    }
}

@media (min-width: 922px) {
    .cases-page .cases-hero {
        padding: 64px 20px 56px;
    }

    .cases-page .cases-section {
        padding: 80px 20px 100px;
    }

    .cases-page .cases-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 32px;
    }

    .cases-page .cases-grid .animate-on-scroll:nth-child(1) { transition-delay: 0.05s; }
    .cases-page .cases-grid .animate-on-scroll:nth-child(2) { transition-delay: 0.1s; }
    .cases-page .cases-grid .animate-on-scroll:nth-child(3) { transition-delay: 0.15s; }
    .cases-page .cases-grid .animate-on-scroll:nth-child(4) { transition-delay: 0.2s; }
    .cases-page .cases-grid .animate-on-scroll:nth-child(5) { transition-delay: 0.25s; }
    .cases-page .cases-grid .animate-on-scroll:nth-child(6) { transition-delay: 0.3s; }
    .cases-page .cases-grid .animate-on-scroll:nth-child(7) { transition-delay: 0.05s; }
    .cases-page .cases-grid .animate-on-scroll:nth-child(8) { transition-delay: 0.1s; }
    .cases-page .cases-grid .animate-on-scroll:nth-child(9) { transition-delay: 0.15s; }
}