/* =============================================
   Demo Videos page (/demo-videos/)
   v2 design system. Dark theme. Self-contained.
   Depends on design-system-v2.css for --v2-* tokens
   and .v2-btn / .v2-container / .v2-grid-bg.
   ============================================= */

/* --- Hero --- */
.dv-hero {
    margin-top: var(--il-nav-total-height);
    text-align: center;
    background: var(--v2-bg-primary);
}

.dv-hero .v2-container {
    max-width: 52rem;
}

.dv-hero__eyebrow {
    color: var(--v2-accent-gold);
    font-weight: 600;
    font-size: 0.8125rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}

.dv-hero__title {
    color: var(--v2-text-primary);
    font-family: var(--v2-font-family);
    font-weight: var(--v2-headline-weight);
    letter-spacing: var(--v2-headline-tracking);
    line-height: var(--v2-headline-leading);
    font-size: clamp(1.9rem, 4vw, 2.75rem);
    text-wrap: balance;
    margin: 0 auto 1rem;
}

.dv-hero__sub {
    color: var(--v2-text-tertiary);
    font-size: 1.0625rem;
    line-height: var(--v2-body-leading);
    max-width: 38rem;
    margin: 0 auto;
    text-wrap: pretty;
}

.dv-hero__sub a {
    color: var(--v2-text-secondary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* --- Library / grid --- */
.dv-library {
    background: var(--v2-bg-secondary);
}

.dv-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.dv-card {
    display: flex;
    flex-direction: column;
    background: var(--v2-bg-tertiary);
    border: 1px solid var(--v2-border-subtle);
    border-radius: 0.875rem;
    overflow: hidden;
    transition: transform var(--v2-transition-fast), box-shadow var(--v2-transition-fast), border-color var(--v2-transition-fast);
}

.dv-card:hover {
    transform: translateY(-3px);
    border-color: var(--v2-border-gold);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

.dv-card__video {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 */
    height: 0;
    background: #000;
}

.dv-card__video iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.dv-card__body {
    padding: 1.25rem 1.5rem 1.5rem;
}

.dv-card__title {
    color: var(--v2-text-primary);
    font-family: var(--v2-font-family);
    font-weight: 700;
    font-size: 1.125rem;
    line-height: 1.3;
    margin: 0 0 0.5rem;
}

.dv-card__desc {
    color: var(--v2-text-tertiary);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0;
    text-wrap: pretty;
}

/* --- CTA band --- */
.dv-cta {
    text-align: center;
    background: var(--v2-bg-primary);
}

.dv-cta__title {
    color: var(--v2-text-primary);
    font-family: var(--v2-font-family);
    font-weight: var(--v2-headline-weight);
    letter-spacing: var(--v2-headline-tracking);
    line-height: var(--v2-headline-leading);
    font-size: clamp(1.6rem, 3vw, 2.25rem);
    text-wrap: balance;
    margin: 0 auto 0.75rem;
    max-width: 30rem;
}

.dv-cta__sub {
    color: var(--v2-text-tertiary);
    font-size: 1rem;
    margin: 0 auto 1.75rem;
    max-width: 34rem;
}

.dv-cta .v2-btn-row {
    justify-content: center;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .dv-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}