:root {
  --bg: #0f172a;
  --bg-soft: #111827;
  --surface: #ffffff;
  --surface-soft: #f8fafc;
  --text: #0f172a;
  --muted: #475569;
  --border: #e2e8f0;
  --accent: #7c3aed;
  --accent-2: #c084fc;
  --max: 1120px;
  --max-reading: 760px;
  --radius: 18px;
  --header-height: 74px;
  --shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  margin: 0;
  padding: 0;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: #f7f8fb;
  line-height: 1.65;
}

body.layout-blackburn {
  background: #eef1f7;
}

img {
  max-width: 100%;
  height: auto;
  border-radius: 14px;
}

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

.container {
  width: min(var(--max), calc(100% - 2.4rem));
  margin: 0 auto;
}

.meta {
  color: var(--muted);
  font-size: 0.9rem;
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: white;
  font-weight: 700;
}

.button-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border: none;
  color: white;
}

.hero {
  padding: 5rem 0 2.5rem;
}

.hero-polish {
  padding: 4.8rem 0 2.6rem;
  max-width: 920px;
}

.hero h1,
.hero-polish h1,
.section-head h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.3rem, 6vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  max-width: 12ch;
}

.hero-text {
  max-width: 720px;
  font-size: 1.1rem;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.6rem;
}

.section-head {
  padding: 1rem 0 1.25rem;
}

.section-head h2 {
  margin: 0;
  font-size: 1.5rem;
}

.section-head-wide {
  max-width: 860px;
}

.section-head-home {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 0 1.2rem;
}

.section-head-home h2 {
  margin: 0;
  font-size: 1.55rem;
  letter-spacing: -0.02em;
}

.section-intro {
  max-width: 760px;
  color: var(--muted);
  font-size: 1.05rem;
  margin-top: 0.25rem;
}

.section-link {
  color: var(--accent);
  font-weight: 700;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.35rem;
  padding-bottom: 3.2rem;
}

.card {
  background: #fff;
  border: 1px solid #e8ebf2;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
  transition: transform 0.16s ease, box-shadow 0.16s ease, border-color 0.16s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 36px rgba(15, 23, 42, 0.08);
  border-color: #dde3ee;
}

.card-image {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 0;
}

.card-body {
  padding: 1.05rem 1.05rem 1.2rem;
}

.card h3 {
  margin: 0.28rem 0 0.6rem;
  font-size: 1.18rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.card-body p:last-child {
  color: var(--muted);
}

.stack {
  display: grid;
  gap: 1rem;
  padding-bottom: 3rem;
}

.list-item {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 1.1rem;
  align-items: start;
  background: #fff;
  border: 1px solid #e8ebf2;
  border-radius: 20px;
  padding: 1rem;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.04);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.list-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.11);
  border-color: #d8dee9;
}

.list-thumb {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 14px;
}

.list-content h2 {
  margin: 0.15rem 0 0.6rem;
  line-height: 1.16;
  letter-spacing: -0.025em;
}

.list-content p {
  margin: 0.4rem 0 0;
  color: var(--muted);
}

.article,
.page {
  max-width: 920px;
  margin: 0 auto;
  padding: 2.7rem 0 4rem;
}

.article-header,
.page-header,
.article-content,
.page-content {
  max-width: var(--max-reading);
}

.article-header h1,
.page-header h1 {
  margin: 0.35rem 0 1rem;
  font-size: clamp(2.2rem, 4.8vw, 4rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.article-description {
  color: var(--muted);
  font-size: 1.1rem;
}

.article-hero {
  margin: 2rem 0 2.2rem;
  max-width: 860px;
}

.article-hero img {
  width: 100%;
  max-height: 520px;
  object-fit: cover;
  border-radius: 22px;
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.09);
}

.page-content,
.article-content {
  overflow-wrap: anywhere;
}

.article-content {
  max-width: var(--max-reading);
  font-size: 1.08rem;
  line-height: 1.78;
}

.article-content p,
.article-content ul,
.article-content ol,
.article-content blockquote,
.article-content h2,
.article-content h3,
.article-content h4,
.page-content p,
.page-content ul,
.page-content ol,
.page-content blockquote,
.page-content h2,
.page-content h3,
.page-content h4 {
  max-width: var(--max-reading);
}

.article-content p,
.article-content li,
.article-content blockquote {
  color: #1e293b;
}

.article-content a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

.article-content h1,
.article-content h2,
.article-content h3 {
  line-height: 1.15;
  margin-top: 2rem;
}

.article-content h2,
.page-content h2 {
  margin-top: 2.4rem;
  margin-bottom: 0.75rem;
  font-size: 1.7rem;
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.article-content h3,
.page-content h3 {
  margin-top: 2rem;
  margin-bottom: 0.6rem;
  font-size: 1.28rem;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.article-content ul,
.article-content ol {
  padding-left: 1.3rem;
}

.article-content hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 2rem 0;
}

.article-content blockquote,
.page-content blockquote {
  margin: 1.7rem 0;
  padding: 1rem 1.15rem;
  border-left: 4px solid var(--accent-2);
  background: #f4f0ff;
  border-radius: 14px;
  font-style: italic;
}

.article-content img {
  display: block;
  margin: 1.5rem auto;
}

.article-content table {
  display: block;
  overflow-x: auto;
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}

.article-content th,
.article-content td {
  border: 1px solid var(--border);
  padding: 0.65rem 0.8rem;
  text-align: left;
}

.article-content code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.92em;
  background: #f1f5f9;
  padding: 0.12rem 0.35rem;
  border-radius: 0.35rem;
}

.article-content pre {
  overflow-x: auto;
  background: #0f172a;
  color: #e2e8f0;
  padding: 1rem;
  border-radius: 14px;
}

.article-content pre code {
  background: transparent;
  padding: 0;
  color: inherit;
}

.article-content > p:first-child {
  margin-top: 0;
}

.article-content a[href^="/201"],
.article-content a[href^="/202"] {
  word-break: break-word;
}

.article-content > img:first-child,
.article.has-cover .article-content > img:first-of-type,
.article.has-cover .article-content > p:first-of-type > img:first-of-type,
.article.has-cover .article-content > p:first-of-type img:first-of-type {
  display: none !important;
}

.article.has-cover .article-content > br:first-child,
.article.has-cover .article-content > p:first-of-type + br {
  display: none !important;
}

.article-content img[src*="/rs/partager-twitter.png"],
.article-content img[src*="/rs/partager-facebook.png"],
.article-content img[src*="/rs/partager-linkedin.png"],
.article-content a[href*="twitter.com/intent/tweet"],
.article-content a[href*="facebook.com/share.php"],
.article-content a[href*="linkedin.com/shareArticle"] {
  display: none !important;
}

.page-content > h1:first-child {
  display: none;
}

.page-content hr {
  clear: both;
}

.page-content h3[id],
.page-content h4[id] {
  clear: both;
  padding-top: 0.75rem;
}

.page-content img {
  max-width: min(100%, 220px);
  height: auto;
  border-radius: 14px;
}

.page-content img[style*="float:left"] {
  margin: 0 1.25rem 1rem 0;
}

.page-content blockquote {
  overflow: hidden;
}

.author-signature,
.share-bar {
  max-width: var(--max-reading);
}

.author-signature {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 2.2rem;
  padding-top: 1.2rem;
  border-top: 1px solid #e5eaf3;
}

.author-label {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.share-bar {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid #e5eaf3;
}

.share-bar a,
.author-link,
.pagination a {
  border: 1px solid #dbe3ef;
  background: #fff;
  min-height: 42px;
  padding: 0 1rem;
  display: inline-flex;
  align-items: center;
  font-weight: 700;
}

.share-bar a,
.author-link {
  border-radius: 999px;
}

.pagination {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0 3rem;
}

.pagination a {
  padding: 0 0.95rem;
  border-radius: 999px;
}

.site-footer {
  margin-top: 2rem;
  border-top: 1px solid #dbe2ee;
  background: transparent;
  color: var(--muted);
  font-size: 0.92rem;
}

.footer-inner {
  padding: 1.6rem 0 2.2rem;
}

/* Blackburn-like layout */
.layout-blackburn .site-shell {
  min-height: 100vh;
}

.layout-blackburn .sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: 285px;
  background: #2a2f3a;
  color: #dbe3ef;
  border-right: 1px solid rgba(255,255,255,0.06);
  overflow-y: auto;
  z-index: 30;
}

.layout-blackburn .sidebar-inner {
  padding: 1.6rem 1.3rem 2rem;
}

.layout-blackburn .sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  color: inherit;
  text-decoration: none;
  margin-bottom: 1rem;
}

.layout-blackburn .sidebar-brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: #4f8edc;
  color: #fff;
  font-weight: 800;
  flex: 0 0 auto;
}

.layout-blackburn .sidebar-brand-text strong {
  display: block;
  color: #fff;
  font-size: 1.08rem;
  line-height: 1.1;
}

.layout-blackburn .sidebar-brand-text small {
  display: block;
  margin-top: 0.15rem;
  color: #aeb8c9;
  font-size: 0.88rem;
}

.layout-blackburn .sidebar-tagline {
  margin: 0 0 1.4rem;
  color: #aeb8c9;
  font-size: 0.93rem;
  line-height: 1.55;
}

.layout-blackburn .sidebar-nav {
  display: grid;
  gap: 0.15rem;
  margin-bottom: 1.5rem;
}

.layout-blackburn .sidebar-nav a {
  display: block;
  padding: 0.62rem 0.78rem;
  border-radius: 8px;
  color: #dbe3ef;
  text-decoration: none;
  font-weight: 650;
}

.layout-blackburn .sidebar-nav a:hover {
  background: rgba(255,255,255,0.06);
  color: #fff;
}

.layout-blackburn .sidebar-nav a.is-active {
  background: #4f8edc;
  color: #fff;
}

.layout-blackburn .sidebar-block {
  margin-top: 1.4rem;
  padding-top: 1.1rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.layout-blackburn .sidebar-block h2 {
  margin: 0 0 0.7rem;
  color: #fff;
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.layout-blackburn .sidebar-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.layout-blackburn .sidebar-list li {
  margin: 0;
}

.layout-blackburn .sidebar-list a {
  display: block;
  padding: 0.38rem 0;
  color: #c9d3e3;
  text-decoration: none;
  line-height: 1.45;
  font-size: 0.94rem;
}

.layout-blackburn .sidebar-list a:hover {
  color: #fff;
}

.layout-blackburn .site-main {
  margin-left: 285px;
  min-height: 100vh;
}

.layout-blackburn .site-main-inner {
  width: min(980px, calc(100% - 2.6rem));
  margin: 0 auto;
  padding: 1.2rem 0 2rem;
}

.layout-blackburn .stream-head {
  padding: 0.4rem 0 1.4rem;
  border-bottom: 1px solid #dbe2ee;
  margin-bottom: 1rem;
}

.layout-blackburn .stream-head h1 {
  margin: 0;
  font-size: 2.25rem;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.layout-blackburn .stream-head p {
  margin: 0.55rem 0 0;
  color: var(--muted);
}

.layout-blackburn .stream {
  display: grid;
  gap: 0;
}

.layout-blackburn .stream-item {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid #dbe2ee;
  background: transparent;
}

.layout-blackburn .stream-thumb-wrap {
  display: block;
}

.layout-blackburn .stream-thumb {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 8px;
}

.layout-blackburn .stream-body h2 {
  margin: 0.15rem 0 0.55rem;
  font-size: 1.45rem;
  line-height: 1.16;
  letter-spacing: -0.02em;
}

.layout-blackburn .stream-body p:last-of-type {
  color: var(--muted);
}

.layout-blackburn .stream-more {
  margin-top: 0.8rem;
}

.layout-blackburn .stream-more a,
.layout-blackburn .stream-archive-link a {
  color: #2f6fbe;
  font-weight: 700;
  text-decoration: none;
}

.layout-blackburn .stream-archive-link {
  margin-top: 1.2rem;
}

.layout-blackburn .card-grid {
  grid-template-columns: 1fr;
}

.layout-blackburn .card {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 1rem;
  border-radius: 0;
  border: 0;
  border-bottom: 1px solid #dbe2ee;
  box-shadow: none;
  background: transparent;
  padding: 1.25rem 0;
}

.layout-blackburn .card:hover {
  transform: none;
  box-shadow: none;
  border-color: #dbe2ee;
}

.layout-blackburn .card-image {
  border-radius: 8px;
  aspect-ratio: 16 / 10;
}

.layout-blackburn .card-body {
  padding: 0;
}

.layout-blackburn .card h3 {
  font-size: 1.4rem;
  line-height: 1.16;
  letter-spacing: -0.02em;
}

.layout-blackburn .list-item {
  border-radius: 0;
  border: 0;
  border-bottom: 1px solid #dbe2ee;
  box-shadow: none;
  background: transparent;
  padding: 1.25rem 0;
}

.layout-blackburn .article,
.layout-blackburn .page {
  max-width: 860px;
  background: transparent;
  padding-top: 0.8rem;
}

.layout-blackburn .article-header h1,
.layout-blackburn .page-header h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.02;
}

.layout-blackburn .article-hero img {
  border-radius: 8px;
  box-shadow: none;
}

.layout-blackburn .article-content,
.layout-blackburn .page-content {
  font-size: 1.02rem;
  line-height: 1.72;
}

.layout-blackburn .article-content blockquote,
.layout-blackburn .page-content blockquote {
  background: #e9eef6;
  border-left: 4px solid #4f8edc;
  border-radius: 6px;
}

.layout-blackburn .share-bar a,
.layout-blackburn .author-link,
.layout-blackburn .pagination a {
  border-radius: 6px;
}

/* Mobile sidebar hamburger */
.sidebar-toggle {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.sidebar-hamburger,
.sidebar-overlay {
  display: none;
}

@media (max-width: 980px) {
  .layout-blackburn .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: min(320px, 86vw);
    transform: translateX(-100%);
    transition: transform 0.22s ease;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.22);
    z-index: 60;
  }

  .layout-blackburn .site-main {
    margin-left: 0;
  }

  .layout-blackburn .site-main-inner {
    width: min(980px, calc(100% - 1.2rem));
    padding-top: 4.8rem;
  }

  .layout-blackburn .stream-item,
  .layout-blackburn .card,
  .layout-blackburn .list-item {
    grid-template-columns: 1fr;
  }

  .sidebar-hamburger {
    position: fixed;
    top: 0.95rem;
    left: 0.95rem;
    z-index: 70;
    width: 46px;
    height: 46px;
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    padding: 0 11px;
    border-radius: 10px;
    background: rgba(42, 47, 58, 0.96);
    border: 1px solid rgba(255,255,255,0.08);
    cursor: pointer;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.22);
  }

  .sidebar-hamburger span {
    display: block;
    height: 2px;
    width: 100%;
    background: #fff;
    border-radius: 999px;
    transition: transform 0.18s ease, opacity 0.18s ease;
  }

  .sidebar-overlay {
    position: fixed;
    inset: 0;
    z-index: 50;
    background: rgba(15, 23, 42, 0.45);
    cursor: pointer;
  }

  .sidebar-toggle:checked ~ .sidebar {
    transform: translateX(0);
  }

  .sidebar-toggle:checked ~ .sidebar-overlay {
    display: block;
  }

  .sidebar-toggle:checked ~ .sidebar-hamburger span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .sidebar-toggle:checked ~ .sidebar-hamburger span:nth-child(2) {
    opacity: 0;
  }

  .sidebar-toggle:checked ~ .sidebar-hamburger span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
}

@media (max-width: 640px) {
  .hero {
    padding-top: 3rem;
  }

  .hero-polish {
    padding-top: 3.2rem;
  }

  .hero-polish h1 {
    max-width: none;
  }

  .page-content img[style*="float:left"] {
    float: none !important;
    display: block !important;
    width: min(220px, 100%) !important;
    max-width: 100% !important;
    height: auto !important;
    margin: 0 0 1rem 0 !important;
  }

  .page-content blockquote {
    clear: both;
    display: block;
    width: 100%;
    margin: 1rem 0 !important;
    overflow: visible;
  }

  .page-content p,
  .page-content blockquote,
  .page-content ul,
  .page-content ol {
    max-width: 100%;
  }
}

/* Clean contact/authors page */
.authors-content .author-entry {
  margin: 2rem 0;
}

.authors-content .author-entry h2 {
  margin-bottom: 1rem;
}

.authors-content .author-entry h3 {
  margin-top: 1.2rem;
  margin-bottom: 0.8rem;
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.authors-content .author-intro {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 1.25rem;
  align-items: start;
}

.authors-content .author-portrait {
  margin: 0;
}

.authors-content .author-portrait img {
  display: block;
  width: 180px;
  max-width: 100%;
  height: auto;
  border-radius: 14px;
}

.authors-content .author-bio {
  margin: 0;
}

.authors-content .author-links {
  margin-top: 1rem;
}

.authors-content .author-articles {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 1px solid #dbe3ef;
  border-radius: 10px;
  overflow: hidden;
  background: #f2f5fb;
}

.authors-content .author-articles li {
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(15, 23, 42, 0.06);
}

.authors-content .author-articles li:first-child {
  border-top: 0;
}

.authors-content .author-articles a {
  display: block;
  padding: 0.78rem 0.95rem;
  color: #425066;
  text-decoration: none;
  line-height: 1.45;
}

.authors-content .author-articles a:hover {
  background: #eaf0fa;
  color: #2f6fbe;
}

@media (max-width: 640px) {
  .authors-content .author-intro {
    grid-template-columns: 1fr;
  }

  .authors-content .author-portrait img {
    width: min(220px, 100%);
  }

  .authors-content .author-articles a {
    padding: 0.72rem 0.85rem;
    font-size: 0.95rem;
  }
}