/* ════════════════════════════════════════════════════════════
   BLOG — liste des articles + article single
   Design tokens : tokens.css | Dark theme : bg #060d1a
   ════════════════════════════════════════════════════════════ */

/* ── Grille articles ─────────────────────────────────────── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

/* ── Blog card ───────────────────────────────────────────── */
.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--blue-border);
  border-radius: var(--radius-xl);
  padding: 28px;
  display: flex; flex-direction: column;
  transition: border-color .2s, box-shadow .2s, transform .2s;
}

.blog-card:hover {
  border-color: rgba(91,143,255,.45);
  box-shadow: 0 8px 28px rgba(26,79,255,.12);
  transform: translateY(-2px);
}

.blog-card__meta {
  display: flex; align-items: center; gap: 10px; margin-bottom: 14px;
}

.blog-card__cat {
  font-size: 9px; font-weight: var(--fw-bold);
  letter-spacing: 2px; text-transform: uppercase;
  color: #d946ef;
  background: rgba(217,70,239,.1);
  border: 1px solid rgba(217,70,239,.22);
  padding: 3px 9px; border-radius: 999px;
}

.blog-card__date { font-size: 11px; color: var(--text-muted); }

.blog-card__title {
  font-size: 17px; font-weight: var(--fw-semi);
  color: var(--text); line-height: 1.3;
  letter-spacing: -.3px; margin-bottom: 10px;
}

.blog-card__title a { color: inherit; text-decoration: none; transition: color .15s; }
.blog-card__title a:hover { color: var(--blue); }

.blog-card__excerpt {
  font-size: 13px; color: var(--text-dim);
  line-height: 1.7; margin-bottom: 18px; flex: 1;
}

.blog-card__link {
  font-size: 12px; font-weight: var(--fw-bold);
  color: var(--blue); text-decoration: none; margin-top: auto;
  display: inline-flex; align-items: center; gap: 5px;
  transition: gap .15s;
}
.blog-card__link:hover { gap: 9px; }

/* ── Filtres catégories ──────────────────────────────────── */
.blog-filters {
  display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 32px;
}

.blog-filter {
  padding: 6px 16px; border-radius: 999px;
  font-size: 12px; font-weight: var(--fw-semi);
  text-decoration: none; cursor: pointer;
  border: 1px solid var(--blue-border);
  color: var(--text-dim); background: transparent;
  transition: border-color .2s, color .2s, background .2s;
}
.blog-filter:hover { border-color: var(--blue); color: var(--blue); }
.blog-filter.active {
  background: var(--blue-gradient); color: #fff; border-color: transparent;
}

/* ── Pagination ──────────────────────────────────────────── */
.blog-pagination {
  display: flex; justify-content: center; gap: 6px; margin-top: 48px;
}

.blog-page-btn {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-md);
  font-size: 13px; font-weight: var(--fw-semi); text-decoration: none;
  border: 1px solid var(--blue-border); color: var(--text-dim);
  transition: border-color .2s, color .2s;
}
.blog-page-btn:hover { border-color: var(--blue); color: var(--blue); }
.blog-page-btn.active {
  background: var(--blue-gradient); color: #fff; border-color: transparent;
}

/* ── Empty state ─────────────────────────────────────────── */
.blog-empty {
  text-align: center; padding: 80px 0;
}
.blog-empty__icon { font-size: 48px; margin-bottom: 16px; }
.blog-empty__title {
  font-size: 20px; font-weight: var(--fw-bold);
  color: var(--text); margin-bottom: 8px;
}
.blog-empty__desc { font-size: 14px; color: var(--text-dim); }

/* ── Article — header badges ─────────────────────────────── */
.article-cat-badge {
  display: inline-block;
  font-size: 9px; font-weight: var(--fw-bold);
  letter-spacing: 2px; text-transform: uppercase;
  color: #d946ef;
  background: rgba(217,70,239,.1);
  border: 1px solid rgba(217,70,239,.22);
  padding: 4px 12px; border-radius: 999px;
}

/* ── Single post body ────────────────────────────────────── */
.single-post__content {
  font-size: 16px; font-weight: var(--fw-light);
  line-height: 1.9; color: var(--text-dim);
}

.single-post__content h2 {
  font-size: 21px; font-weight: var(--fw-bold);
  color: var(--text); margin: 52px 0 16px; letter-spacing: -.3px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--blue-border);
  display: flex; align-items: center; gap: 10px;
}
.single-post__content h2::before {
  content: '';
  display: inline-block; width: 3px; height: 20px;
  background: var(--blue-gradient);
  border-radius: 2px; flex-shrink: 0;
}

.single-post__content h3 {
  font-size: 16px; font-weight: var(--fw-bold);
  color: var(--blue); margin: 28px 0 10px; letter-spacing: .2px;
  text-transform: uppercase; letter-spacing: 1px; font-size: 11px;
}

.single-post__content p { margin-bottom: 20px; }

.single-post__content ul {
  list-style: none; padding: 0; margin: 0 0 24px;
}
.single-post__content ul > li {
  padding-left: 20px; position: relative;
  margin-bottom: 10px; line-height: 1.75;
}
.single-post__content ul > li::before {
  content: '';
  position: absolute; left: 0; top: 9px;
  width: 6px; height: 6px;
  background: var(--blue); border-radius: 50%;
  opacity: .8;
}

.single-post__content ol {
  padding-left: 24px; margin: 0 0 24px;
  counter-reset: ol-counter;
  list-style: none;
}
.single-post__content ol > li {
  counter-increment: ol-counter;
  padding-left: 8px; margin-bottom: 10px;
  position: relative;
}
.single-post__content ol > li::before {
  content: counter(ol-counter) ".";
  position: absolute; left: -24px;
  color: var(--blue); font-weight: var(--fw-bold); font-size: .9em;
}

.single-post__content li > strong:first-child { color: var(--text); }

.single-post__content strong { color: var(--text); font-weight: var(--fw-bold); }

.single-post__content a  { color: var(--blue); }
.single-post__content a:hover { text-decoration: underline; }

.single-post__content img {
  border-radius: var(--radius-lg); margin: 28px 0; max-width: 100%;
  border: 1px solid var(--blue-border);
}

.single-post__content blockquote {
  border-left: 3px solid var(--blue);
  background: rgba(91,143,255,.05);
  padding: 18px 20px; margin: 28px 0;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--text-dim); font-style: italic;
}

.single-post__content code {
  background: rgba(91,143,255,.1); color: var(--blue);
  padding: 2px 7px; border-radius: 4px; font-size: .88em;
  border: 1px solid var(--blue-border);
  font-family: 'Consolas', 'Fira Code', monospace;
}
.single-post__content pre {
  background: var(--bg-card); border: 1px solid var(--blue-border);
  border-radius: var(--radius-md); padding: 20px;
  overflow-x: auto; margin: 28px 0;
}
.single-post__content pre code {
  background: none; border: none; padding: 0; font-size: .88em;
}

/* ── Article — footer bar ────────────────────────────────── */
.article-footer-bar {
  margin-top: 48px; padding-top: 28px;
  border-top: 1px solid var(--blue-border);
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
}
.article-footer-bar__back {
  font-size: 14px; font-weight: var(--fw-semi);
  color: var(--blue); text-decoration: none;
  display: inline-flex; align-items: center; gap: 5px;
  transition: gap .15s;
}
.article-footer-bar__back:hover { gap: 8px; }
.article-footer-bar__date { font-size: 12px; color: var(--text-muted); }

/* ── Barre de recherche ──────────────────────────────────── */
.blog-search {
  display: flex; align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--blue-border);
  border-radius: 999px;
  overflow: hidden; transition: border-color .2s;
}
.blog-search:focus-within { border-color: var(--blue); }

.blog-search__input {
  flex: 1; padding: 12px 20px;
  background: transparent; border: none; outline: none;
  font-family: var(--font); font-size: 14px;
  color: var(--text);
}
.blog-search__input::placeholder { color: var(--text-muted); }

.blog-search__btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 10px 20px; border-radius: 999px; margin: 4px;
  background: var(--blue-gradient); color: #fff;
  border: none; cursor: pointer; font-family: var(--font);
  font-size: 13px; font-weight: var(--fw-bold);
  transition: filter .2s;
}
.blog-search__btn:hover { filter: brightness(1.1); }

/* ── Tags ────────────────────────────────────────────────── */
.blog-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }

.blog-tag {
  font-size: 10px; font-weight: var(--fw-bold);
  letter-spacing: 1px; padding: 3px 9px; border-radius: 999px;
  background: var(--blue-dim); color: var(--blue);
  border: 1px solid var(--blue-border);
  text-decoration: none; transition: background .15s;
}
.blog-tag:hover { background: rgba(91,143,255,.2); }

/* ── Articles populaires ─────────────────────────────────── */
.blog-popular { margin-top: 56px; }

.blog-popular__title {
  font-size: 20px; font-weight: var(--fw-bold);
  color: var(--text); margin-bottom: 20px; letter-spacing: -.3px;
}

.blog-popular__list { display: flex; flex-direction: column; gap: 2px; }

.blog-popular__item {
  display: flex; align-items: center; gap: 16px;
  padding: 16px 20px;
  background: var(--bg-card); border: 1px solid var(--blue-border);
  border-radius: var(--radius-xl); text-decoration: none;
  transition: border-color .2s, box-shadow .2s, transform .15s;
  margin-bottom: 4px;
}
.blog-popular__item:hover {
  border-color: rgba(91,143,255,.45);
  box-shadow: 0 4px 16px rgba(26,79,255,.1);
  transform: translateX(4px);
}

.blog-popular__rank {
  font-size: 22px; font-weight: var(--fw-title);
  color: var(--blue-border); letter-spacing: -1px;
  min-width: 32px; line-height: 1;
}

.blog-popular__info { flex: 1; min-width: 0; }

.blog-popular__cat {
  font-size: 9px; font-weight: var(--fw-bold);
  letter-spacing: 2px; text-transform: uppercase; color: var(--blue);
  margin-bottom: 4px;
}

.blog-popular__ttl {
  font-size: 14px; font-weight: var(--fw-semi);
  color: var(--text); line-height: 1.3;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.blog-popular__views {
  font-size: 11px; color: var(--text-muted);
  white-space: nowrap; flex-shrink: 0;
}

/* ── Bloc auteur ─────────────────────────────────────────── */
.blog-author {
  display: flex; align-items: flex-start; gap: 20px;
  margin-top: 56px; padding: 28px 32px;
  background: var(--bg-card); border: 1px solid var(--blue-border);
  border-radius: var(--radius-2xl);
}

.blog-author__avatar {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--blue-gradient);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; color: #fff;
}

.blog-author__name {
  font-size: 16px; font-weight: var(--fw-bold); color: var(--text); margin-bottom: 2px;
}

.blog-author__role {
  font-size: 11px; font-weight: var(--fw-bold); letter-spacing: 1.5px;
  text-transform: uppercase; color: var(--blue); margin-bottom: 10px;
}

.blog-author__bio { font-size: 13px; color: var(--text-dim); line-height: 1.7; margin: 0; }

/* ── Newsletter block ────────────────────────────────────── */
.blog-newsletter {
  text-align: center; margin-top: 56px; padding: 40px 32px;
  background: linear-gradient(135deg, rgba(26,79,255,.07) 0%, rgba(91,143,255,.04) 100%);
  border: 1px solid var(--blue-border); border-radius: var(--radius-2xl);
}

.blog-newsletter__icon {
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--blue-gradient);
  display: flex; align-items: center; justify-content: center;
  color: #fff; margin: 0 auto 16px;
}

.blog-newsletter__title {
  font-size: 22px; font-weight: var(--fw-bold);
  color: var(--text); margin-bottom: 8px; letter-spacing: -.3px;
}

.blog-newsletter__desc {
  font-size: 14px; color: var(--text-dim); line-height: 1.6; margin-bottom: 24px;
}

/* ── Partage social ──────────────────────────────────────── */
.share-bar {
  display: flex; align-items: center; gap: 10px;
  margin-top: 32px; flex-wrap: wrap;
}

.share-bar__label {
  font-size: 12px; font-weight: var(--fw-bold);
  color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px;
}

.share-btn {
  display: inline-flex; align-items: center;
  padding: 7px 16px; border-radius: 999px;
  font-size: 12px; font-weight: var(--fw-bold);
  text-decoration: none; border: none; cursor: pointer;
  font-family: var(--font);
  transition: filter .2s, transform .15s;
}
.share-btn:hover { filter: brightness(1.1); transform: translateY(-1px); }

.share-btn--linkedin { background: #0077b5; color: #fff; }
.share-btn--x        { background: #000; color: #fff; }
.share-btn--copy     { background: var(--bg-card); color: var(--blue); border: 1px solid var(--blue-border); }
.share-btn--copied   { background: rgba(34,197,94,.15); color: #22c55e; border-color: rgba(34,197,94,.3); }

/* ── Reading time on cards ───────────────────────────────── */
.blog-card__read {
  font-size: 11px; color: var(--text-muted);
}
.blog-card__read::before { content: '·'; margin-right: 5px; opacity: .4; }

/* ── Featured card ───────────────────────────────────────── */
.blog-card--featured {
  grid-column: 1 / -1;
  flex-direction: row;
  gap: 0;
  padding: 0;
  overflow: hidden;
}

.blog-card__accent {
  width: 260px; flex-shrink: 0;
  background: var(--blue-gradient);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 14px; padding: 40px 24px;
  position: relative; overflow: hidden; color: #fff;
}
.blog-card__accent::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 40%, rgba(255,255,255,.18), transparent 65%);
  pointer-events: none;
}

.blog-card__featured-label {
  font-size: 9px; font-weight: var(--fw-bold);
  letter-spacing: 3px; text-transform: uppercase;
  color: rgba(255,255,255,.75);
}
.blog-card__accent-cat {
  font-size: 14px; font-weight: var(--fw-bold);
  color: #fff; text-align: center; line-height: 1.3;
}

.blog-card__body {
  flex: 1; min-width: 0;
  padding: 36px;
  display: flex; flex-direction: column;
}
.blog-card--featured .blog-card__title {
  font-size: clamp(20px, 2.5vw, 26px);
  letter-spacing: -.5px; margin-bottom: 16px;
}
.blog-card--featured .blog-card__excerpt { font-size: 14px; }

/* ── Progress bar ────────────────────────────────────────── */
#reading-progress {
  position: fixed; top: 0; left: 0;
  width: 0%; height: 3px;
  background: var(--blue-gradient);
  z-index: 10000; border-radius: 0 2px 2px 0;
  pointer-events: none;
}

/* ── Article layout (content + TOC) ─────────────────────── */
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 720px) 240px;
  gap: 56px; align-items: start;
}
.article-layout--solo { max-width: 720px; }

/* ── Table des matières ──────────────────────────────────── */
.article-toc {
  position: sticky; top: 100px;
  background: var(--bg-card);
  border: 1px solid var(--blue-border);
  border-radius: var(--radius-xl);
  padding: 24px;
  max-height: calc(100vh - 140px);
  overflow-y: auto; scrollbar-width: none;
}
.article-toc::-webkit-scrollbar { display: none; }

.article-toc__title {
  font-size: 10px; font-weight: var(--fw-bold);
  letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--blue); margin-bottom: 16px;
  display: flex; align-items: center; gap: 8px;
}
.article-toc__list {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 2px;
}
.article-toc__item a {
  font-size: 13px; color: var(--text-dim);
  text-decoration: none; display: block;
  padding: 6px 10px; border-radius: var(--radius-sm);
  border-left: 2px solid transparent; line-height: 1.4;
  transition: color .15s, border-color .15s, background .15s;
}
.article-toc__item a:hover { color: var(--blue); background: var(--blue-dim); }
.article-toc__item a.toc-active {
  color: var(--blue);
  border-left-color: var(--blue);
  background: var(--blue-dim);
}
.article-toc__item--h3 a { padding-left: 22px; font-size: 12px; }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 1023px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .article-layout { grid-template-columns: 1fr; }
  .article-toc { position: static; order: -1; max-height: 260px; }
}
@media (max-width: 767px) {
  .blog-card--featured { flex-direction: column; }
  .blog-card__accent {
    width: 100%; min-height: 90px; flex-direction: row;
    gap: 12px; padding: 20px 24px;
  }
  .blog-card__body { padding: 24px; }
  .blog-card--featured .blog-card__title { font-size: 20px; }
}
@media (max-width: 640px) {
  .blog-grid { grid-template-columns: 1fr; }
  .blog-card { padding: 20px; }
}