/* ===== BLOG — styles complémentaires à index.css ===== */

/* ---- Hero blog ---- */
.blog-hero {
    padding: 200px 0 80px;
    text-align: center;
    position: relative;
}
.blog-hero .subtitle {
    display: inline-block;
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 16px;
}
.blog-hero h1 {
    font-size: 3.5rem;
    color: var(--white);
    margin-bottom: 20px;
}
.blog-hero h1 span { color: var(--secondary); }
.blog-hero p {
    color: var(--text-dim);
    font-size: 1.15rem;
    max-width: 560px;
    margin: 0 auto;
}

/* ---- Filtre de tags ---- */
.tag-filter-bar {
    padding: 0 0 60px;
}
.filter-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}
.tag-filter-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    flex: 1;
}
.tag-filter-group {
    position: relative;
    display: inline-block;
}
.tag-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 18px;
    border-radius: 30px;
    font-size: .78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .07em;
    border: 1px solid var(--glass-border);
    color: var(--text-dim);
    background: var(--glass);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}
.tag-pill:hover, .tag-pill.active {
    transform: translateY(-2px);
    color: var(--white);
    border-color: rgba(255,255,255,.25);
    background: rgba(255,255,255,.06);
}
.tag-pill.telecom        { color: var(--secondary); border-color: rgba(241,128,51,.35); background: rgba(241,128,51,.08); }
.tag-pill.telecom:hover,
.tag-pill.telecom.active { background: rgba(241,128,51,.22); border-color: rgba(241,128,51,.6); }
.tag-pill.informatique        { color: var(--accent); border-color: rgba(0,192,243,.35); background: rgba(0,192,243,.08); }
.tag-pill.informatique:hover,
.tag-pill.informatique.active { background: rgba(0,192,243,.22); border-color: rgba(0,192,243,.6); }
.tag-pill.securite        { color: #f87171; border-color: rgba(248,113,113,.35); background: rgba(248,113,113,.08); }
.tag-pill.securite:hover,
.tag-pill.securite.active { background: rgba(248,113,113,.22); border-color: rgba(248,113,113,.6); }
.tag-pill.ia        { color: #a78bfa; border-color: rgba(167,139,250,.35); background: rgba(167,139,250,.08); }
.tag-pill.ia:hover,
.tag-pill.ia.active { background: rgba(167,139,250,.22); border-color: rgba(167,139,250,.6); }

/* Sous-tags (dropdown) */
.tag-pill .arrow { font-size: .65rem; opacity: .7; transition: transform .2s; }
.tag-filter-group:hover .arrow,
.tag-filter-group.open .arrow { transform: rotate(180deg); }
.subtag-dropdown {
    display: none;
    position: absolute;
    top: 100%;          /* colle au pill — pas d'écart qui fait perdre le hover */
    left: 50%;
    transform: translateX(-50%);
    background: #1a2540;
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    padding: 12px 8px 8px; /* padding-top compense l'absence de gap visuel */
    min-width: 180px;
    z-index: 100;
    box-shadow: 0 20px 40px rgba(0,0,0,.5);
    flex-direction: column;
    gap: 4px;
}
.tag-filter-group:hover .subtag-dropdown,
.tag-filter-group.open .subtag-dropdown { display: flex; }
/* Le dropdown chevauche légèrement le pill pour éviter tout écart */
.tag-filter-group:hover .subtag-dropdown,
.tag-filter-group.open .subtag-dropdown { margin-top: -2px; }
.subtag-dropdown a {
    display: block;
    padding: 7px 14px;
    border-radius: 8px;
    font-size: .78rem;
    font-weight: 600;
    color: var(--text-dim);
    text-decoration: none;
    transition: background .2s, color .2s;
    white-space: nowrap;
}
.subtag-dropdown a:hover { background: rgba(255,255,255,.07); color: var(--white); }

/* ---- Toggle vue ---- */
.view-toggle {
    display: flex;
    gap: 4px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 4px;
}
.view-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 7px;
    color: var(--text-dim);
    font-size: .85rem;
    transition: var(--transition);
    text-decoration: none;
}
.view-btn:hover { color: var(--white); background: rgba(255,255,255,.07); }
.view-btn.active { background: var(--secondary); color: #fff; }

/* ---- Grille d'articles ---- */
.articles-section { padding: 0 0 80px; }
.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-bottom: 50px;
}

/* ---- Vue liste ---- */
.articles-grid.list-view {
    grid-template-columns: 1fr;
    gap: 10px;
}
.articles-grid.list-view .article-card {
    flex-direction: row;
    align-items: center;
    padding: 16px 22px;
    gap: 20px;
    border-radius: 14px;
}
.articles-grid.list-view .article-card h3 {
    font-size: 1rem;
    margin-bottom: 4px;
    flex: 1;
    min-width: 0;
}
.articles-grid.list-view .card-tags {
    margin-bottom: 0;
    flex-shrink: 0;
    flex-direction: column;
    gap: 4px;
    min-width: 110px;
}
.articles-grid.list-view .card-date {
    margin-bottom: 0;
    white-space: nowrap;
    flex-shrink: 0;
    font-size: .75rem;
}
.articles-grid.list-view .card-excerpt { display: none; }
.articles-grid.list-view .card-read {
    flex-shrink: 0;
    font-size: .75rem;
    white-space: nowrap;
}

/* ---- Carte article ---- */
.article-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 28px;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    text-decoration: none;
}
.article-card:hover {
    transform: translateY(-6px);
    border-color: rgba(255,255,255,.2);
    box-shadow: 0 30px 60px rgba(0,0,0,.4);
}
.card-tags { display: flex; gap: 7px; flex-wrap: wrap; margin-bottom: 14px; }
.card-tag {
    font-size: .68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    padding: 3px 10px;
    border-radius: 20px;
}
.card-tag.telecom     { color: var(--secondary); background: rgba(241,128,51,.15); }
.card-tag.informatique{ color: var(--accent);     background: rgba(0,192,243,.15); }
.card-tag.securite    { color: #f87171;            background: rgba(248,113,113,.15); }
.card-tag.ia          { color: #a78bfa;            background: rgba(167,139,250,.15); }
.card-tag.default     { color: var(--text-dim);    background: rgba(255,255,255,.07); }

.article-card h3 {
    font-size: 1.2rem;
    color: var(--white);
    margin-bottom: 8px;
    line-height: 1.35;
    letter-spacing: -.02em;
}
.card-date {
    font-size: .78rem;
    color: var(--text-dim);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.card-excerpt {
    color: var(--text-dim);
    font-size: .92rem;
    line-height: 1.65;
    flex: 1;
    margin-bottom: 22px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.card-read {
    color: var(--secondary);
    font-weight: 700;
    font-size: .85rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: gap .2s;
}
.article-card:hover .card-read { gap: 10px; }

/* ---- Pagination ---- */
.pagination {
    display: flex;
    gap: 8px;
    justify-content: center;
    align-items: center;
}
.pagination a,
.pagination span {
    padding: 9px 18px;
    border-radius: 10px;
    border: 1px solid var(--glass-border);
    font-size: .88rem;
    font-weight: 600;
    color: var(--text-dim);
    text-decoration: none;
    transition: var(--transition);
}
.pagination a:hover { border-color: var(--secondary); color: var(--secondary); }
.pagination .current {
    background: linear-gradient(135deg, var(--secondary), #f59e0b);
    color: #fff;
    border-color: transparent;
}
.pagination .ellipsis { border: none; }

/* ---- Aucun article ---- */
.no-articles {
    text-align: center;
    padding: 80px 20px;
    color: var(--text-dim);
    grid-column: 1 / -1;
}
.no-articles i { font-size: 3rem; margin-bottom: 20px; display: block; opacity: .3; }
.no-articles p { font-size: 1.1rem; }

/* ===== ARTICLE SINGLE ===== */

.article-hero {
    padding: 180px 0 50px;
    position: relative;
}
.article-hero .container { max-width: 860px; }
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-dim);
    font-size: .85rem;
    font-weight: 600;
    margin-bottom: 30px;
    text-decoration: none;
    transition: color .2s;
}
.back-link:hover { color: var(--white); }
.article-hero h1 {
    font-size: 2.8rem;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 20px;
}
.article-meta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    align-items: center;
    color: var(--text-dim);
    font-size: .85rem;
    margin-bottom: 20px;
}
.article-meta i { margin-right: 4px; }
.article-tags { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---- Contenu Markdown ---- */
.blog-content {
    max-width: 860px;
    margin: 0 auto;
    padding: 40px 40px 100px;
}
.blog-content h1,
.blog-content h2,
.blog-content h3,
.blog-content h4 {
    color: var(--white);
    margin: 40px 0 16px;
    letter-spacing: -.03em;
}
.blog-content h1 { font-size: 2.2rem; }
.blog-content h2 { font-size: 1.7rem; padding-bottom: 10px; border-bottom: 1px solid var(--glass-border); }
.blog-content h3 { font-size: 1.3rem; color: var(--accent); }
.blog-content h4 { font-size: 1.1rem; color: var(--text-dim); }
.blog-content p  { color: var(--text-dim); font-size: 1.05rem; line-height: 1.85; margin-bottom: 22px; }
.blog-content strong { color: var(--white); font-weight: 700; }
.blog-content em { font-style: italic; }
.blog-content del { opacity: .55; text-decoration: line-through; }
.blog-content a  { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.blog-content a:hover { color: var(--white); }
.blog-content ul,
.blog-content ol { color: var(--text-dim); padding-left: 24px; margin-bottom: 22px; }
.blog-content li { margin-bottom: 8px; line-height: 1.75; font-size: 1.02rem; }
.blog-content blockquote {
    border-left: 3px solid var(--secondary);
    padding: 16px 24px;
    margin: 32px 0;
    background: rgba(241,128,51,.05);
    border-radius: 0 12px 12px 0;
}
.blog-content blockquote p { color: var(--text); margin: 0; font-style: italic; }
.blog-content pre {
    background: #0d1117;
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    padding: 24px;
    margin: 28px 0;
    overflow-x: auto;
}
.blog-content pre code {
    font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
    font-size: .88rem;
    color: #e6edf3;
    background: none;
    padding: 0;
    border-radius: 0;
}
.blog-content code {
    font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
    font-size: .88em;
    color: var(--accent);
    background: rgba(0,192,243,.1);
    padding: 2px 7px;
    border-radius: 5px;
}
.blog-content hr {
    border: none;
    border-top: 1px solid var(--glass-border);
    margin: 48px 0;
}
.blog-content img {
    width: 100%;
    border-radius: 14px;
    margin: 24px 0;
    box-shadow: 0 20px 40px rgba(0,0,0,.4);
}

/* ---- CTA de fin d'article ---- */
.article-cta {
    background: linear-gradient(135deg, rgba(241,128,51,.12), rgba(0,192,243,.08));
    border: 1px solid rgba(241,128,51,.25);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    margin: 60px 40px;
    max-width: 860px;
    margin-left: auto;
    margin-right: auto;
}
.article-cta h3 { font-size: 1.5rem; color: var(--white); margin-bottom: 12px; }
.article-cta p  { color: var(--text-dim); margin-bottom: 24px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
    .articles-grid:not(.list-view) { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .articles-grid.list-view .article-card { flex-direction: column; align-items: flex-start; }
    .articles-grid.list-view .card-tags { flex-direction: row; min-width: unset; }
}
@media (max-width: 900px)  {
    .blog-hero h1  { font-size: 2.5rem; }
    .article-hero h1 { font-size: 2rem; }
}
@media (max-width: 768px)  {
    .articles-grid { grid-template-columns: 1fr; }
    .blog-content  { padding: 30px 20px 60px; }
    .article-hero  { padding: 140px 0 30px; }
    .blog-hero     { padding: 160px 0 50px; }
    .blog-hero h1  { font-size: 2rem; }
    .subtag-dropdown { position: static; transform: none; box-shadow: none; border: none; background: rgba(255,255,255,.04); }
}