/**
 * Section Capsules vidéo (BLOC 02b)
 * =================================
 * Titre + description en haut, grille de cards vidéo cliquables.
 * Card : vignette (poster ou fond bleu) + bouton play → lightbox au clic.
 * Reprend le visuel "Trois capsules par poste d'usage" (démo parcours-sécheresse).
 */

.section-video-cards__header {
    margin: 0 0 var(--space-5);
}

.section-video-cards__title {
    font-size: clamp(1.75rem, 2.6vw, 2.3125rem);
    font-weight: var(--font-weight-bold);
    line-height: 1.15;
    margin: 0 0 var(--space-4);
    color: inherit;
    max-width: 560px;
}

.section-video-cards__title .accent,
.section-video-cards__title .green-text {
    color: var(--color-accent);
}

.section-video-cards__description {
    font-size: var(--font-size-body);
    line-height: var(--line-height-base);
    color: inherit;
    max-width: 640px;
}

.section-video-cards__description :first-child { margin-top: 0; }
.section-video-cards__description :last-child { margin-bottom: 0; }

/* Grille */
.section-video-cards__grid {
    display: grid;
    gap: var(--space-3);
    grid-template-columns: repeat(var(--grid-cols, 3), 1fr);
}

.section-video-cards__grid[data-columns="2"] { --grid-cols: 2; }
.section-video-cards__grid[data-columns="3"] { --grid-cols: 3; }
.section-video-cards__grid[data-columns="4"] { --grid-cols: 4; }

@media (max-width: 1024px) {
    .section-video-cards__grid[data-columns] { --grid-cols: 2; }
}

@media (max-width: 640px) {
    .section-video-cards__grid[data-columns] { --grid-cols: 1; }
}

/* Card — bouton plein largeur, reset des styles natifs <button> */
.section-video-cards__card {
    appearance: none;
    border: 0;
    margin: 0;
    padding: 0;
    width: 100%;
    text-align: left;
    font: inherit;
    background-color: var(--color-white);
    color: var(--color-text);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 4px 27.7px 0 rgba(0, 12, 36, 0.1);
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-fast), box-shadow var(--transition-base);
}

.section-video-cards__card.is-playable {
    cursor: pointer;
}

.section-video-cards__card.is-playable:hover,
.section-video-cards__card.is-playable:focus-visible {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px 0 rgba(0, 12, 36, 0.18);
    outline: none;
}

/* Vignette : ratio 16/9, fond bleu CCI par défaut, poster en background si fourni */
.section-video-cards__thumb {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    /* 16/9 : rogne exactement les bandes noires letterbox des vignettes
       YouTube de repli (hqdefault 4:3) — revue design 2026-07-21. */
    aspect-ratio: 16 / 9;
    background-color: var(--color-primary);
    background-size: cover;
    background-position: center;
    color: var(--color-white);
}

.section-video-cards__play {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    /* Pastille sombre : le triangle nu était invisible sur les vignettes
       claires (revue design 2026-07-21). */
    padding: 14px;
    border-radius: 50%;
    background: rgba(0, 8, 28, 0.55);
    transition: transform var(--transition-fast), opacity var(--transition-fast);
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.25));
}

.section-video-cards__card.is-playable:hover .section-video-cards__play {
    transform: scale(1.12);
}

/* Corps de la card */
.section-video-cards__body {
    display: flex;
    flex-direction: column;
    padding: var(--space-3);
}

.section-video-cards__card-separator {
    display: block;
    width: 64px;
    height: 1px;
    margin: 0 0 var(--space-2);
    background-color: var(--color-primary);
    opacity: 0.5;
}

.section-video-cards__duration {
    display: block;
    font-size: var(--font-size-small, 0.875rem);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
    margin: 0 0 6px;
}

.section-video-cards__card-title {
    display: block;
    font-size: var(--font-size-body);
    font-weight: var(--font-weight-semibold);
    line-height: 1.3;
    color: var(--color-text);
    margin: 0 0 var(--space-2);
}

.section-video-cards__card-description {
    display: block;
    font-size: var(--font-size-body);
    line-height: var(--line-height-base);
    color: var(--color-text);
    margin: 0;
}

/* ── Lightbox ─────────────────────────────────────────────── */
.section-video-cards__lightbox[hidden] {
    display: none;
}

.section-video-cards__lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
}

.section-video-cards__lightbox-backdrop {
    position: absolute;
    inset: 0;
    background-color: rgba(0, 8, 28, 0.82);
}

.section-video-cards__lightbox-dialog {
    position: relative;
    width: min(960px, 100%);
}

.section-video-cards__lightbox-stage {
    position: relative;
    aspect-ratio: 16 / 9;
    background-color: #000;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.section-video-cards__lightbox-stage iframe,
.section-video-cards__lightbox-stage video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.section-video-cards__lightbox-close {
    position: absolute;
    top: -48px;
    right: 0;
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 0;
    color: var(--color-white);
    font-size: 2.25rem;
    line-height: 1;
    cursor: pointer;
}

.section-video-cards__lightbox-close:hover,
.section-video-cards__lightbox-close:focus-visible {
    opacity: 0.7;
    outline: none;
}

/* Fond bleu de section : titre/description en blanc */
.section--bg-blue .section-video-cards__title,
.section--bg-blue .section-video-cards__description {
    color: var(--color-white);
}