/* ==========================================================================
   article-od.css — Maquette OpenDesign pour les articles de blog
   Chargee conditionnellement sur les pages d'articles par base.html.
   Les variables :root, le fond high-tech, le header et le footer sont
   deja dans home-od.css (charge sur toutes les pages). Ici on ajoute
   uniquement les styles specifiques aux articles.
   ========================================================================== */

/* ===== Hero article ===== */
.article-hero {
    position: relative;
    padding: 80px 0 32px;
}
.article-hero .article-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: var(--accent-soft);
    border: 1px solid rgba(168, 85, 247, 0.3);
    border-radius: 999px;
    font-family: 'Fira Code', monospace;
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--fg-2);
    margin-bottom: 20px;
}
.article-hero .article-eyebrow::before {
    content: '';
    display: inline-block;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #A855F7;
    box-shadow: 0 0 8px #A855F7;
    animation: pulse-dot 2s ease-in-out infinite;
    flex-shrink: 0;
    vertical-align: middle;
}
@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.8); }
}
.article-hero h1 {
    font-size: clamp(32px, 4.8vw, 52px);
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin: 0 0 20px;
    color: var(--fg);
    background: linear-gradient(180deg, var(--fg) 0%, #B8A8D4 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.article-hero .article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
    color: var(--muted);
    font-size: 14px;
    font-family: 'Fira Code', monospace;
    letter-spacing: 0.04em;
    margin-top: 12px;
}
.article-hero .article-meta .meta-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.article-hero .article-meta .meta-item .icon {
    width: 14px; height: 14px;
    color: var(--accent);
    flex-shrink: 0;
}
.article-hero .article-meta .meta-sep {
    width: 4px; height: 4px;
    border-radius: 50%;
    background: var(--border);
}
.article-hero .article-lede {
    font-size: clamp(15px, 1.7vw, 18px);
    color: var(--fg-2);
    max-width: 720px;
    margin: 20px 0 0;
    line-height: 1.55;
}
.article-hero .article-eyebrow a {
    color: inherit;
    text-decoration: none;
}
.article-hero .article-eyebrow a:hover {
    color: var(--accent);
}

/* ===== Image de couverture ===== */
.article-cover {
    position: relative;
    margin: 32px auto 48px;
    max-width: 720px;  /* largeur du corps, pas du container */
    padding: 0 24px;
    box-sizing: border-box;
}
.article-cover .cover-frame {
    /* Le cadre degradé violet/orange qui borde l'image. Padding 1.5px
       expose le linear-gradient en arriere-plan, border-radius assure
       que le cadre suit les coins arrondis. */
    padding: 1.5px;
    border-radius: 14px;
    background: var(--grad);
    box-shadow:
        0 14px 40px -12px rgba(168, 85, 247, 0.35),
        0 4px 12px -4px rgba(0, 0, 0, 0.4);
}
.article-cover .cover-wrap {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    background: var(--surface);
}
.article-cover img {
    display: block;
    width: 100%;
    height: auto;
}
.article-cover .cover-caption {
    margin-top: 12px;
    text-align: center;
    color: var(--muted);
    font-size: 13px;
    font-style: italic;
}

/* ===== Contenu de l'article ===== */
.article-content {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 24px 80px;
    color: var(--fg-2);
    font-size: 17px;
    line-height: 1.75;
}
.article-content p {
    margin: 0 0 1.4em;
}
.article-content h2 {
    font-size: clamp(24px, 3vw, 30px);
    font-weight: 600;
    color: var(--fg);
    letter-spacing: -0.02em;
    margin: 2.2em 0 0.7em;
    padding-top: 0.4em;
    border-top: 1px solid var(--border);
}
.article-content h2::before {
    /* Losange violet (carré rotate 45deg) devant chaque H2,
       inspire de la maquette Nextcloud ecosysteme-ia-open-source-2026.html */
    content: '';
    display: inline-block;
    width: 10px; height: 10px;
    background: var(--accent);
    border-radius: 2px;
    transform: rotate(45deg);
    margin-right: 14px;
    vertical-align: middle;
    position: relative;
    top: -2px;
    box-shadow: 0 0 8px rgba(168, 85, 247, 0.4);
}
.article-content h2:first-child {
    border-top: 0;
    margin-top: 0.4em;
    padding-top: 0;
}
.article-content h3 {
    font-size: clamp(18px, 2.2vw, 22px);
    font-weight: 600;
    color: var(--fg);
    letter-spacing: -0.01em;
    margin: 1.8em 0 0.6em;
}
.article-content a {
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid rgba(168, 85, 247, 0.3);
    transition: color 0.2s var(--ease-out), border-color 0.2s var(--ease-out);
}
.article-content a:hover {
    color: var(--fg);
    border-bottom-color: var(--accent);
}
.article-content strong {
    color: var(--fg);
    font-weight: 600;
}
.article-content em {
    color: var(--fg-2);
    font-style: italic;
}
.article-content ul,
.article-content ol {
    margin: 0 0 1.4em;
    padding-left: 1.5em;
}
.article-content li {
    margin-bottom: 0.5em;
    line-height: 1.7;
}
.article-content li::marker {
    color: var(--accent);
}
.article-content blockquote {
    border-left: 3px solid var(--accent);
    margin: 1.6em 0;
    padding: 0.4em 0 0.4em 1.4em;
    color: var(--muted);
    font-style: italic;
    background: var(--accent-soft);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.article-content blockquote p:last-child { margin-bottom: 0; }

.article-content code {
    font-family: 'Fira Code', monospace;
    font-size: 0.88em;
    background: var(--surface-2);
    color: var(--accent);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--border);
}
.article-content pre {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px 20px;
    overflow-x: auto;
    margin: 0 0 1.4em;
    line-height: 1.5;
}
.article-content pre code {
    background: none;
    border: 0;
    padding: 0;
    color: var(--fg-2);
    font-size: 0.9em;
}

.article-content img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 1.6em auto;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.article-content hr {
    border: 0;
    border-top: 1px solid var(--border);
    margin: 2.5em 0;
}

/* ===== Tableaux Markdown ===== */
.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 0 0 1.6em;
    background: var(--surface);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    font-size: 14.5px;
}
.article-content th {
    text-align: left;
    padding: 12px 16px;
    background: var(--surface-2);
    color: var(--accent);
    font-weight: 600;
    font-family: 'Fira Code', monospace;
    font-size: 12px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border-bottom: 1px solid var(--border);
}
.article-content td {
    padding: 12px 16px;
    border-top: 1px solid var(--border);
    color: var(--fg-2);
    vertical-align: top;
}
.article-content tr:first-child td { border-top: 0; }
.article-content td a {
    color: var(--accent);
    font-weight: 500;
}

/* ===== Footer article : author-card + cta-card (maquette Nextcloud) ===== */
.article-bottom {
    margin-top: 64px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    max-width: 760px;  /* aligne avec le corps de l'article (760px) */
    margin-left: auto;
    margin-right: auto;
    padding-left: 24px;
    padding-right: 24px;
    box-sizing: border-box;
}
@media (max-width: 700px) {
    .article-bottom { grid-template-columns: 1fr; }
}
.author-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}
.author-card .author-avatar {
    flex-shrink: 0;
    width: 44px; height: 44px;
    border-radius: 10px;
    background: var(--accent-soft);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.author-card .author-avatar svg { width: 26px; height: 26px; }
.author-card .author-name { font-weight: 600; color: var(--fg); font-size: 15px; }
.author-card .author-role { font-family: 'Fira Code', monospace; font-size: 11px; color: var(--muted); letter-spacing: 0.05em; text-transform: uppercase; }

.cta-card {
    padding: 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 12px;
    position: relative;
}
.cta-card::before {
    content: '';
    position: absolute;
    inset: 0;
    padding: 1px;
    border-radius: inherit;
    background: var(--grad);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: 0.4;
}
.cta-card .cta-eyebrow {
    font-family: 'Fira Code', monospace;
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
}
.cta-card .cta-text { color: var(--fg-2); font-size: 14px; line-height: 1.5; margin: 0; }
.cta-card .btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    align-self: flex-start;
    padding: 8px 16px;
    background: var(--accent);
    color: #FFFFFF;  /* specificity : .cta-card .btn = 0,2,0 > a { color: #7B2CBF } = 0,0,1 */
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.2s var(--ease-out), transform 0.15s var(--ease-out);
}
.cta-card .btn:hover {
    background: var(--accent-deep);
    color: #FFFFFF;
    transform: translateY(-1px);
}

/* `display: inline-flex` ne se centre pas avec `margin: auto` (seuls les
   elements en display block/grid le font) : le duo max-width + margin auto
   laissait le lien colle au bord gauche (mesure Chromium : left=0 sur un
   viewport 1920, alors que le corps de l'article est a left=573).
   On pose donc une boite de 760px centree qui enveloppe le lien. */
.back-link-wrap {
    max-width: 760px;
    margin: 32px auto 0;
    padding: 0 24px;
    box-sizing: border-box;
}
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--muted);
    font-family: 'Fira Code', monospace;
    font-size: 12px;
    text-decoration: none;
    transition: color 0.2s var(--ease-out);
}
.back-link:hover { color: var(--accent); }

/* ===== Responsive ===== */
@media (max-width: 720px) {
    .article-hero { padding: 56px 0 24px; }
    .article-cover { margin: 24px auto 40px; }
    .article-content { font-size: 16px; line-height: 1.7; padding-bottom: 56px; }
    .article-content h2 { font-size: 22px; }
    .article-content h3 { font-size: 18px; }
    .article-bottom { margin-top: 40px; padding-top: 24px; }
}