.portfolio-full__header {
    padding: 80px 0 40px;
    text-align: center;
}

.portfolio-full__header h1 {
    font-size: clamp(32px, 4vw, 44px);
    margin-bottom: 12px;
}

.portfolio-full__header p {
    color: var(--text-muted);
    max-width: 640px;
    margin: 0 auto 20px;
}

.portfolio-full__back {
    margin-top: 8px;
}

.portfolio-full__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
    padding-bottom: 80px;
}

.portfolio-full__grid video,
.portfolio-full__grid iframe {
    width: 100%;
    border-radius: 24px;
    border: 1px solid var(--border);
    background: rgba(0, 0, 0, 0.4);
    box-shadow: var(--shadow);
    object-fit: cover;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    aspect-ratio: 16 / 9;
}

.portfolio-full__grid iframe {
    height: 100%;
    min-height: 280px;
}

.portfolio-full__grid video:hover,
.portfolio-full__grid iframe:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
    box-shadow: 0 24px 60px rgba(51, 183, 255, 0.45);
}

@media (max-width: 900px) {
    .portfolio-full__header {
        padding: 60px 0 32px;
        text-align: left;
    }

    .portfolio-full__header h1 {
        font-size: clamp(26px, 7vw, 32px);
    }

    .portfolio-full__header p {
        max-width: none;
    }

    .portfolio-full__grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding-bottom: 60px;
    }
}