:root {
    --md-sys-color-background: #141218;
    --md-sys-color-on-background: #e6e1e5;
    --md-sys-color-surface: #1d1b20;
    --md-sys-color-surface-variant: #49454f;
    --md-sys-color-on-surface: #e6e1e5;
    --md-sys-color-on-surface-variant: #cac4d0;
    --md-sys-color-surface-container: #211f26;
    
    --md-sys-color-primary: #a8c7fa;
    --md-sys-color-on-primary: #062e6f;
    --md-sys-color-primary-container: #004a77;
    --md-sys-color-outline: #938f99;
    --md-sys-color-outline-variant: #444746;

    --font-title: 'Montserrat', sans-serif;
    --font-subtitle: 'Poppins', sans-serif;
    --font-body: 'Roboto', sans-serif;
    --font-code: 'Space Mono', monospace;

    --md-shape-corner-small: 8px;
    --md-shape-corner-medium: 12px;
    --md-shape-corner-large: 16px;
    --md-shape-corner-extra-large: 28px;
    --md-shape-corner-full: 50px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    background-color: var(--md-sys-color-background);
    color: var(--md-sys-color-on-background);
    font-family: var(--font-body);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }

.container { max-width: 1100px; margin: 0 auto; width: 100%; }
.page-padding { padding: 140px 6% 60px 6%; }
.text-center { text-align: center; }

/* Status & Nav */
.status-bar {
    background: var(--md-sys-color-surface);
    border-bottom: 1px solid var(--md-sys-color-outline-variant);
    width: 100%; padding: 6px 0; position: fixed; top: 0; z-index: 1001; display: flex; justify-content: center;
}
.status-content { display: flex; align-items: center; gap: 10px; font-family: var(--font-subtitle); font-size: 0.75rem; color: var(--md-sys-color-on-surface-variant); }
.pulsing-dot { width: 8px; height: 8px; background: #4ade80; border-radius: 50%; }

.navbar {
    display: flex; justify-content: space-between; align-items: center;
    padding: 0 5%; height: 64px; position: fixed; top: 32px; width: 100%;
    background: rgba(29, 27, 32, 0.85); backdrop-filter: blur(20px);
    z-index: 1000; border-bottom: 1px solid var(--md-sys-color-outline-variant);
}
.logo a { font-family: var(--font-title); font-size: 1.2rem; font-weight: 700; color: var(--md-sys-color-primary); }

.btn-portfolio-back {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--md-sys-color-primary); color: var(--md-sys-color-on-primary);
    font-family: var(--font-subtitle); font-weight: 600; font-size: 0.85rem;
    padding: 8px 18px; border-radius: var(--md-shape-corner-full); transition: transform 0.2s;
}
.btn-portfolio-back:hover { transform: translateY(-2px); }

/* Header Elements */
.blog-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(168, 199, 250, 0.1); border: 1px solid var(--md-sys-color-primary);
    color: var(--md-sys-color-primary); padding: 6px 16px; border-radius: var(--md-shape-corner-full);
    font-family: var(--font-subtitle); font-size: 0.85rem; font-weight: 600; margin-bottom: 16px;
}
.section-title { font-family: var(--font-title); font-size: 2.5rem; font-weight: 900; margin-bottom: 12px; }
.blog-subtitle { font-family: var(--font-body); color: var(--md-sys-color-on-surface-variant); max-width: 600px; margin: 0 auto 36px auto; font-size: 1rem; line-height: 1.6; }

/* Filtres */
.category-filters { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-bottom: 40px; }
.filter-chip {
    background: var(--md-sys-color-surface-container); color: var(--md-sys-color-on-surface-variant);
    border: 1px solid var(--md-sys-color-outline-variant); padding: 8px 18px;
    border-radius: var(--md-shape-corner-medium); font-family: var(--font-subtitle); font-size: 0.85rem; font-weight: 500; cursor: pointer; transition: all 0.2s ease;
}
.filter-chip.active, .filter-chip:hover {
    background: var(--md-sys-color-primary-container); color: #c2e7ff; border-color: var(--md-sys-color-primary);
}

/* Grille d'articles & Cartes */
.articles-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; text-align: left; }

.article-card {
    background: var(--md-sys-color-surface-container);
    border: 1px solid var(--md-sys-color-outline-variant);
    border-radius: var(--md-shape-corner-extra-large);
    overflow: hidden;
    display: flex; flex-direction: column;
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.article-card:hover {
    border-color: var(--md-sys-color-primary);
    transform: translateY(-4px);
    box-shadow: 0 16px 32px rgba(0,0,0,0.4);
}

.article-card-cover {
    width: 100%;
    height: 190px;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.article-card-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}
.article-card:hover .article-card-cover img { transform: scale(1.05); }

.article-card-body { padding: 24px; display: flex; flex-direction: column; flex-grow: 1; }

.article-meta { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.article-tag {
    background: rgba(168, 199, 250, 0.12); color: var(--md-sys-color-primary);
    padding: 4px 10px; border-radius: var(--md-shape-corner-full); font-family: var(--font-subtitle); font-size: 0.72rem; font-weight: 700;
}
.article-date { font-family: var(--font-code); font-size: 0.75rem; color: var(--md-sys-color-outline); }

.article-card h3 { font-family: var(--font-title); font-size: 1.25rem; margin-bottom: 10px; color: var(--md-sys-color-on-surface); line-height: 1.3; }
.article-card p { font-family: var(--font-body); font-size: 0.9rem; color: var(--md-sys-color-on-surface-variant); line-height: 1.5; margin-bottom: 16px; flex-grow: 1; }

.article-media-chips {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}
.media-chip {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--md-shape-corner-small);
    padding: 3px 8px;
    font-family: var(--font-subtitle);
    font-size: 0.7rem;
    color: var(--md-sys-color-on-surface-variant);
}

.article-footer {
    display: flex; justify-content: space-between; align-items: center;
    border-top: 1px solid var(--md-sys-color-outline-variant); padding-top: 16px; margin-top: auto;
}
.btn-read {
    font-family: var(--font-subtitle); font-size: 0.85rem; font-weight: 600;
    color: var(--md-sys-color-primary); display: inline-flex; align-items: center; gap: 6px; cursor: pointer;
}
.article-actions { display: flex; align-items: center; gap: 12px; }
.btn-action {
    background: transparent; border: none; color: var(--md-sys-color-on-surface-variant);
    font-size: 0.9rem; display: inline-flex; align-items: center; gap: 5px; cursor: pointer; font-family: var(--font-code); transition: color 0.2s;
}
.btn-action:hover, .btn-action.liked { color: #ff85a1; }

/* Modal Article Complet & Lecteurs */
.article-modal {
    position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
    background: rgba(0, 0, 0, 0.85); backdrop-filter: blur(16px);
    z-index: 2000; display: none; align-items: center; justify-content: center; padding: 20px;
}
.article-modal.active { display: flex; }
.modal-card {
    background: var(--md-sys-color-surface-container);
    border: 1px solid var(--md-sys-color-outline-variant);
    border-radius: var(--md-shape-corner-extra-large);
    max-width: 820px; width: 100%; max-height: 90vh; overflow-y: auto; padding: 36px; position: relative; text-align: left;
}
.modal-close {
    position: absolute; top: 20px; right: 20px; background: rgba(0,0,0,0.6); border: 1px solid var(--md-sys-color-outline-variant);
    width: 38px; height: 38px; border-radius: 50%; color: var(--md-sys-color-on-surface); font-size: 1.2rem; cursor: pointer; display: flex; align-items: center; justify-content: center; z-index: 15;
}

/* Couverture intégrale non rognée avec zoom */
.modal-cover-box {
    position: relative;
    width: 100%;
    max-height: 420px;
    background: #000;
    border-radius: var(--md-shape-corner-large);
    overflow: hidden;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: zoom-in;
    border: 1px solid var(--md-sys-color-outline-variant);
}
.modal-cover-box img {
    max-width: 100%;
    max-height: 420px;
    object-fit: contain;
    display: block;
    transition: transform 0.25s ease;
}
.modal-cover-box:hover img { transform: scale(1.02); }
.cover-zoom-pill {
    position: absolute; bottom: 12px; right: 12px;
    background: rgba(0, 0, 0, 0.7); backdrop-filter: blur(8px);
    color: #fff; font-family: var(--font-subtitle); font-size: 0.75rem;
    padding: 6px 12px; border-radius: var(--md-shape-corner-full); pointer-events: none;
}

/* Galerie Images Supplémentaires */
.article-gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin: 24px 0;
}
.gallery-thumb {
    height: 140px;
    border-radius: var(--md-shape-corner-medium);
    overflow: hidden;
    background: #000;
    cursor: zoom-in;
    border: 1px solid var(--md-sys-color-outline-variant);
    transition: transform 0.2s, border-color 0.2s;
}
.gallery-thumb:hover { transform: translateY(-3px); border-color: var(--md-sys-color-primary); }
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }

/* Lightbox Plein Écran */
.lightbox-modal {
    position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
    background: rgba(0, 0, 0, 0.95); z-index: 3000; display: none;
    align-items: center; justify-content: center; padding: 24px; cursor: zoom-out;
}
.lightbox-modal.active { display: flex; }
.lightbox-modal img { max-width: 95vw; max-height: 95vh; object-fit: contain; border-radius: 8px; box-shadow: 0 16px 48px rgba(0,0,0,0.8); }

/* Audio Player Stylé */
.media-audio-card {
    background: var(--md-sys-color-surface);
    border: 1px solid var(--md-sys-color-outline-variant);
    border-radius: var(--md-shape-corner-medium);
    padding: 16px;
    margin: 16px 0;
}
.media-audio-label {
    font-family: var(--font-subtitle);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--md-sys-color-primary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.media-audio-card audio {
    width: 100%;
    outline: none;
    filter: invert(0.9) hue-rotate(180deg);
}

/* Video Player */
.media-video-container {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    background: #000;
    border-radius: var(--md-shape-corner-medium);
    overflow: hidden;
    margin: 20px 0;
    border: 1px solid var(--md-sys-color-outline-variant);
}
.media-video-container iframe,
.media-video-container video {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    border: none;
}

/* PDF Box */
.media-pdf-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--md-sys-color-surface);
    border: 1px solid var(--md-sys-color-outline-variant);
    border-radius: var(--md-shape-corner-large);
    padding: 16px 20px;
    margin: 12px 0;
    gap: 16px;
}
.pdf-card-info {
    display: flex;
    align-items: center;
    gap: 14px;
}
.pdf-icon { font-size: 1.8rem; color: #ff85a1; }
.pdf-card-info strong { display: block; font-family: var(--font-title); font-size: 0.9rem; color: var(--md-sys-color-on-surface); }
.btn-pdf-download {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
    font-family: var(--font-subtitle);
    font-size: 0.82rem;
    font-weight: 700;
    padding: 8px 16px;
    border-radius: var(--md-shape-corner-full);
    white-space: nowrap;
    transition: transform 0.2s ease;
}
.btn-pdf-download:hover { transform: translateY(-2px); }

/* Bouton Tout Télécharger */
.btn-download-all {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    background: var(--md-sys-color-primary-container);
    border: 1px solid var(--md-sys-color-primary);
    color: #c2e7ff;
    font-family: var(--font-subtitle);
    font-size: 0.9rem;
    font-weight: 700;
    padding: 14px;
    border-radius: var(--md-shape-corner-medium);
    margin-top: 28px;
    cursor: pointer;
    transition: all 0.2s ease;
}
.btn-download-all:hover {
    background: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
    transform: translateY(-2px);
}

.article-full-body {
    font-family: var(--font-body);
    line-height: 1.8;
    font-size: 1rem;
    color: var(--md-sys-color-on-surface);
    white-space: pre-wrap;
    margin: 20px 0;
}

.spinner {
    width: 36px; height: 36px; border: 3px solid rgba(168, 199, 250, 0.2);
    border-top-color: var(--md-sys-color-primary); border-radius: 50%; animation: spin 0.8s linear infinite; margin: 0 auto 16px auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

footer { margin-top: auto; padding: 32px 0; text-align: center; color: var(--md-sys-color-on-surface-variant); font-family: var(--font-subtitle); font-size: 0.8rem; border-top: 1px solid var(--md-sys-color-outline-variant); }

@media screen and (max-width: 768px) {
    .media-pdf-card { flex-direction: column; align-items: flex-start; }
    .btn-pdf-download { width: 100%; justify-content: center; }
    .modal-card { padding: 20px; }
}