/* ── FONTS AUTO-HÉBERGÉES ── */

@font-face {
  font-family: 'DM Sans';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/dmsans-400-italic-6ad97d.woff2') format('woff2');
}
@font-face {
  font-family: 'DM Sans';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/dmsans-400-italic-d11691.woff2') format('woff2');
}
@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/dmsans-400-normal-8ca1b7.woff2') format('woff2');
}
@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/dmsans-400-normal-e8eef8.woff2') format('woff2');
}
@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/assets/fonts/dmsans-500-normal-8ca1b7.woff2') format('woff2');
}
@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/assets/fonts/dmsans-500-normal-e8eef8.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/jetbrains-400-normal-27e1b5.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/jetbrains-400-normal-480c06.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/jetbrains-400-normal-ab7c1a.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/jetbrains-400-normal-b1b041.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/jetbrains-400-normal-ba1653.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/jetbrains-400-normal-fe1427.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/assets/fonts/jetbrains-500-normal-27e1b5.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/assets/fonts/jetbrains-500-normal-480c06.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/assets/fonts/jetbrains-500-normal-ab7c1a.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/assets/fonts/jetbrains-500-normal-b1b041.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/assets/fonts/jetbrains-500-normal-ba1653.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/assets/fonts/jetbrains-500-normal-fe1427.woff2') format('woff2');
}
@font-face {
  font-family: 'Syne';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/syne-400-normal-1a8bc9.woff2') format('woff2');
}
@font-face {
  font-family: 'Syne';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/syne-400-normal-47ddf6.woff2') format('woff2');
}
@font-face {
  font-family: 'Syne';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/syne-400-normal-fb3f9d.woff2') format('woff2');
}
@font-face {
  font-family: 'Syne';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/assets/fonts/syne-600-normal-1a8bc9.woff2') format('woff2');
}
@font-face {
  font-family: 'Syne';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/assets/fonts/syne-600-normal-47ddf6.woff2') format('woff2');
}
@font-face {
  font-family: 'Syne';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/assets/fonts/syne-600-normal-fb3f9d.woff2') format('woff2');
}
@font-face {
  font-family: 'Syne';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/assets/fonts/syne-700-normal-1a8bc9.woff2') format('woff2');
}
@font-face {
  font-family: 'Syne';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/assets/fonts/syne-700-normal-47ddf6.woff2') format('woff2');
}
@font-face {
  font-family: 'Syne';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/assets/fonts/syne-700-normal-fb3f9d.woff2') format('woff2');
}
@font-face {
  font-family: 'Syne';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('/assets/fonts/syne-800-normal-1a8bc9.woff2') format('woff2');
}
@font-face {
  font-family: 'Syne';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('/assets/fonts/syne-800-normal-47ddf6.woff2') format('woff2');
}
@font-face {
  font-family: 'Syne';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('/assets/fonts/syne-800-normal-fb3f9d.woff2') format('woff2');
}


/* ═══════════════════════════════════════════════
   NEURALPULSE — Premium AI Blog Design System
   ═══════════════════════════════════════════════ */


:root {
  --bg-void: #040408;
  --bg-deep: #080c14;
  --bg-card: #0d1220;
  --bg-card-hover: #111827;
  --bg-elevated: #151e30;

  --border: rgba(255,255,255,0.06);
  --border-hover: rgba(255,255,255,0.12);
  --border-glow: rgba(99,102,241,0.4);

  --text-primary: #f1f5f9;
  --text-secondary: #a8b8c8;
  --text-muted: #8899aa;
  --text-accent: #c7d2fe;

  --accent: #6366f1;
  --accent-bright: #818cf8;
  --accent-glow: rgba(99,102,241,0.15);
  --cyan: #06b6d4;
  --emerald: #10b981;
  --amber: #f59e0b;
  --rose: #f43f5e;
  --violet: #8b5cf6;

  --gradient-hero: linear-gradient(135deg, #040408 0%, #080c14 50%, #0a0f1e 100%);
  --gradient-card: linear-gradient(145deg, #0d1220 0%, #0a0e1a 100%);
  --gradient-accent: linear-gradient(135deg, #6366f1, #8b5cf6);
  --gradient-glow: radial-gradient(circle at 50% 0%, rgba(99,102,241,0.12) 0%, transparent 70%);

  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-card: 0 4px 24px rgba(0,0,0,0.4), 0 1px 0 rgba(255,255,255,0.04);
  --shadow-glow: 0 0 40px rgba(99,102,241,0.2);
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg-void);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 99px; }

/* ── TYPOGRAPHY ── */
h1,h2,h3,h4,h5 { font-family: var(--font-display); font-weight: 700; line-height: 1.2; }
a { color: inherit; text-decoration: none; transition: var(--transition); }

/* ── LAYOUT ── */
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 860px; margin: 0 auto; padding: 0 24px; }

/* ══════════════════════════════════
   NAVBAR
══════════════════════════════════ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 0 24px;
  backdrop-filter: blur(20px) saturate(180%);
  background: rgba(4,4,8,0.85);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.navbar-inner {
  max-width: 1280px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-weight: 800;
  font-size: 1.3rem; letter-spacing: -0.03em;
}
.logo-mark {
  width: 34px; height: 34px;
  background: var(--gradient-accent);
  border-radius: 10px;
  display: grid; place-items: center;
  font-size: 16px;
  box-shadow: 0 0 20px rgba(99,102,241,0.4);
}
.logo-text { color: var(--text-primary); }
.logo-text span { color: var(--accent-bright); }

.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  padding: 8px 14px; border-radius: 8px;
  font-size: 0.875rem; font-weight: 500;
  color: var(--text-secondary);
}
.nav-links a:hover { color: var(--text-primary); background: rgba(255,255,255,0.06); }
.nav-links a.active { color: var(--accent-bright); background: var(--accent-glow); }

.nav-cta {
  display: flex; align-items: center; gap: 12px;
}
.btn-nav {
  padding: 8px 18px; border-radius: 8px;
  font-size: 0.875rem; font-weight: 600;
  background: var(--gradient-accent);
  color: white;
  border: none; cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 0 20px rgba(99,102,241,0.3);
}
.btn-nav:hover { transform: translateY(-1px); box-shadow: 0 0 30px rgba(99,102,241,0.5); }

.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.hamburger span { display: block; width: 22px; height: 2px; background: var(--text-secondary); border-radius: 2px; transition: var(--transition); }

/* ══════════════════════════════════
   HERO
══════════════════════════════════ */
.hero {
  padding: 140px 0 80px;
  position: relative; overflow: hidden;
  background: var(--gradient-hero);
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: var(--gradient-glow);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute; bottom: -2px; left: 0; right: 0; height: 80px;
  background: linear-gradient(to bottom, transparent, var(--bg-void));
}

.hero-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 60px; align-items: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 99px;
  border: 1px solid rgba(99,102,241,0.3);
  background: rgba(99,102,241,0.08);
  font-size: 0.8rem; font-weight: 600;
  color: var(--accent-bright); margin-bottom: 24px;
  letter-spacing: 0.05em; text-transform: uppercase;
}
.hero-badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: -0.04em; margin-bottom: 20px;
  line-height: 1.05;
}
.hero h1 .highlight {
  background: var(--gradient-accent);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.1rem; color: var(--text-secondary);
  line-height: 1.7; margin-bottom: 36px;
  max-width: 480px;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-primary {
  padding: 14px 28px; border-radius: 10px;
  background: var(--gradient-accent); color: white;
  font-weight: 600; font-size: 0.95rem;
  border: none; cursor: pointer; transition: var(--transition);
  box-shadow: 0 0 30px rgba(99,102,241,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 40px rgba(99,102,241,0.5); }

.btn-secondary {
  padding: 14px 28px; border-radius: 10px;
  background: transparent; color: var(--text-primary);
  font-weight: 600; font-size: 0.95rem;
  border: 1px solid var(--border-hover); cursor: pointer; transition: var(--transition);
}
.btn-secondary:hover { background: rgba(255,255,255,0.06); border-color: var(--border-glow); }

.hero-stats {
  display: flex; gap: 32px; margin-top: 44px;
  padding-top: 32px; border-top: 1px solid var(--border);
}
.stat-item { text-align: left; }
.stat-number {
  font-family: var(--font-display); font-size: 1.8rem; font-weight: 800;
  background: var(--gradient-accent); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
  letter-spacing: -0.03em;
}
.stat-label { font-size: 0.78rem; color: var(--text-secondary); margin-top: 2px; text-transform: uppercase; letter-spacing: 0.06em; }

/* Hero visual */
.hero-visual {
  position: relative; display: flex; justify-content: center; align-items: center;
}
.hero-card-stack { position: relative; width: 100%; max-width: 420px; }
.neural-bg {
  position: absolute; inset: -40px;
  background: radial-gradient(circle at 50% 50%, rgba(99,102,241,0.08) 0%, transparent 70%);
  border-radius: 50%;
}
.floating-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px; box-shadow: var(--shadow-card);
  animation: float 6s ease-in-out infinite;
}
.floating-card:nth-child(2) { animation-delay: -2s; margin: -20px 40px 0; }
.floating-card:nth-child(3) { animation-delay: -4s; margin: -20px 80px 0; }
@keyframes float {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.fc-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 12px; }
.fc-title { font-family: var(--font-display); font-size: 0.9rem; font-weight: 600; color: var(--text-primary); }
.fc-tag {
  font-size: 0.7rem; padding: 3px 8px; border-radius: 99px;
  background: var(--accent-glow); color: var(--accent-bright);
  font-weight: 600; white-space: nowrap;
}
.fc-body { font-size: 0.78rem; color: var(--text-secondary); line-height: 1.5; }
.fc-footer { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; }
.fc-ai { font-size: 0.7rem; color: var(--accent-bright); font-family: var(--font-mono); }
.fc-views { font-size: 0.7rem; color: var(--text-secondary); }

/* ══════════════════════════════════
   SECTIONS
══════════════════════════════════ */
.section { padding: 80px 0; }
.section-alt { background: linear-gradient(to bottom, var(--bg-void), var(--bg-deep), var(--bg-void)); }

.section-header { margin-bottom: 48px; }
.section-label {
  font-family: var(--font-mono); font-size: 0.72rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--accent-bright); margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}
.section-label::before { content: ''; width: 24px; height: 1px; background: var(--accent); }
.section-title { font-size: clamp(1.6rem, 3vw, 2.4rem); letter-spacing: -0.03em; }
.section-desc { font-size: 1rem; color: var(--text-secondary); margin-top: 12px; max-width: 540px; }

.section-header-row {
  display: flex; justify-content: space-between; align-items: flex-end;
  margin-bottom: 40px;
}
.view-all {
  font-size: 0.875rem; font-weight: 600; color: var(--accent-bright);
  display: flex; align-items: center; gap: 6px;
}
.view-all:hover { gap: 10px; }

/* ══════════════════════════════════
   ARTICLE CARDS
══════════════════════════════════ */
.articles-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.articles-grid-2 { grid-template-columns: repeat(2, 1fr); }

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex; flex-direction: column;
  position: relative;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}
.article-card::after {
  content: '';
  position: absolute; inset: 0; border-radius: var(--radius-lg);
  border: 1px solid transparent;
  background: linear-gradient(145deg, rgba(99,102,241,0.2), transparent) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out;
  mask-composite: exclude;
  opacity: 0; transition: var(--transition);
  pointer-events: none;
}
.article-card:hover { transform: translateY(-4px); border-color: var(--border-hover); box-shadow: var(--shadow-glow); }
.article-card:hover::after { opacity: 1; }

.card-image {
  aspect-ratio: 16/9; overflow: hidden;
  background: var(--bg-elevated);
  position: relative;
}
.card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; display: block; }
.card-image .lazy-img[data-src] { aspect-ratio: 16/9; }
.article-card:hover .card-image img { transform: scale(1.04); }
.card-image-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
  background: linear-gradient(135deg, var(--bg-elevated) 0%, var(--bg-card) 100%);
}

.card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; gap: 12px; }

.card-meta {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.card-category {
  font-size: 0.72rem; font-weight: 600; padding: 4px 10px; border-radius: 99px;
  letter-spacing: 0.04em; text-transform: uppercase;
}
.card-ai-badge {
  font-family: var(--font-mono); font-size: 0.7rem; font-weight: 500;
  padding: 3px 8px; border-radius: 6px;
  border: 1px solid currentColor; opacity: 0.7;
}

.card-title {
  font-family: var(--font-display); font-size: 1.05rem;
  font-weight: 700; line-height: 1.3;
  color: var(--text-primary);
  transition: var(--transition); flex: 1;
}
.article-card:hover .card-title { color: var(--accent-bright); }


.card-excerpt { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.6; }

.card-footer {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 16px; border-top: 1px solid var(--border);
  margin-top: auto;
}
.card-time { font-size: 0.78rem; color: var(--text-secondary); }
.card-read-time {
  font-size: 0.75rem; color: var(--text-secondary);
  display: flex; align-items: center; gap: 4px;
}

/* Featured card */
.article-card-featured {
  grid-column: span 2;
  display: grid; grid-template-columns: 1.2fr 1fr;
}
.article-card-featured .card-image { aspect-ratio: auto; min-height: 280px; }
.article-card-featured .card-title { font-size: 1.3rem; }

/* ══════════════════════════════════
   CATEGORIES
══════════════════════════════════ */
.categories-grid {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px;
}
.cat-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 16px;
  text-align: center; cursor: pointer;
  transition: var(--transition); text-decoration: none;
  color: inherit;
}
.cat-card:hover { border-color: var(--border-glow); transform: translateY(-3px); background: var(--bg-card-hover); }
.cat-icon { font-size: 1.8rem; margin-bottom: 10px; }
.cat-name { font-family: var(--font-display); font-size: 0.82rem; font-weight: 700; color: var(--text-primary); margin-bottom: 4px; }
.cat-count { font-size: 0.72rem; color: var(--text-secondary); }

/* ══════════════════════════════════
   ARTICLE PAGE
══════════════════════════════════ */
.article-hero {
  padding: 120px 0 60px;
  background: var(--gradient-hero);
  position: relative;
}
.article-hero::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 60px;
  background: linear-gradient(to bottom, transparent, var(--bg-void));
}
.article-header { max-width: 860px; margin: 0 auto; padding: 0 24px; }
.article-breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.8rem; color: var(--text-secondary); margin-bottom: 24px;
}
.article-breadcrumb a:hover { color: var(--text-primary); }
.article-breadcrumb span { color: var(--border-hover); }

.article-title {
  font-size: clamp(1.8rem, 4vw, 3rem); letter-spacing: -0.04em;
  line-height: 1.1; margin-bottom: 20px;
}
.article-info {
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
  font-size: 0.82rem; color: var(--text-secondary);
}
.article-info-sep { width: 3px; height: 3px; border-radius: 50%; background: var(--text-muted); }

.article-content {
  max-width: 780px; margin: 60px auto; padding: 0 24px;
  font-size: 1.05rem; line-height: 1.85; color: var(--text-secondary);
}
.article-content h2 {
  font-size: 1.6rem; color: var(--text-primary);
  margin: 48px 0 16px; letter-spacing: -0.02em;
}
.article-content h3 {
  font-size: 1.2rem; color: var(--text-primary);
  margin: 32px 0 12px;
}
.article-content p { margin-bottom: 20px; }
.article-content a { color: var(--accent-bright); border-bottom: 1px solid var(--accent-glow); }
.article-content a:hover { border-color: var(--accent-bright); }
.article-content strong { color: var(--text-primary); font-weight: 600; }
.article-content code {
  font-family: var(--font-mono); font-size: 0.875em;
  background: var(--bg-elevated); padding: 2px 8px; border-radius: 6px;
  color: var(--accent-bright); border: 1px solid var(--border);
}
.article-content blockquote {
  border-left: 3px solid var(--accent);
  padding: 16px 24px; margin: 28px 0;
  background: var(--bg-card); border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--text-primary); font-style: italic;
}
.article-content ul, .article-content ol {
  padding-left: 24px; margin-bottom: 20px;
}
.article-content li { margin-bottom: 8px; }

/* ══════════════════════════════════
   NEWSLETTER
══════════════════════════════════ */
.newsletter-section {
  padding: 80px 0;
  background: linear-gradient(135deg, rgba(99,102,241,0.05) 0%, rgba(139,92,246,0.05) 100%);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.newsletter-inner {
  max-width: 600px; margin: 0 auto; text-align: center; padding: 0 24px;
}
.newsletter-inner h2 { font-size: 2rem; margin-bottom: 12px; letter-spacing: -0.03em; }
.newsletter-inner p { color: var(--text-secondary); margin-bottom: 32px; }
.newsletter-form { display: flex; gap: 12px; }
.newsletter-input {
  flex: 1; padding: 14px 18px; border-radius: 10px;
  background: var(--bg-card); border: 1px solid var(--border);
  color: var(--text-primary); font-size: 0.95rem; font-family: var(--font-body);
  outline: none; transition: var(--transition);
}
.newsletter-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }

/* ══════════════════════════════════
   FOOTER
══════════════════════════════════ */
footer {
  background: var(--bg-deep); border-top: 1px solid var(--border);
  padding: 60px 0 32px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px; margin-bottom: 48px;
}
.footer-brand p {
  font-size: 0.875rem; color: var(--text-secondary);
  margin-top: 14px; line-height: 1.7; max-width: 280px;
}
.footer-col h3 {
  font-family: var(--font-display); font-size: 0.82rem;
  font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--text-secondary); margin-bottom: 16px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-size: 0.875rem; color: var(--text-secondary); }
.footer-col ul li a:hover { color: var(--text-primary); }
.footer-bottom {
  padding-top: 28px; border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.78rem; color: var(--text-secondary);
}
.ai-sources {
  display: flex; gap: 12px; align-items: center;
}
.ai-source-tag {
  padding: 3px 10px; border-radius: 99px;
  border: 1px solid var(--border); font-family: var(--font-mono); font-size: 0.68rem;
}

/* ══════════════════════════════════
   PAGINATION
══════════════════════════════════ */
.pagination {
  display: flex; justify-content: center; align-items: center;
  gap: 8px; margin-top: 60px;
}
.page-btn {
  width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
  border-radius: 8px; border: 1px solid var(--border);
  background: var(--bg-card); color: var(--text-secondary);
  font-size: 0.875rem; cursor: pointer; transition: var(--transition);
  font-family: var(--font-display); font-weight: 600;
}
.page-btn:hover { border-color: var(--accent); color: var(--text-primary); }
.page-btn.active { background: var(--accent); border-color: var(--accent); color: white; }

/* ══════════════════════════════════
   SEARCH & FILTERS
══════════════════════════════════ */
.search-bar {
  display: flex; gap: 12px; margin-bottom: 32px;
}
.search-input {
  flex: 1; padding: 14px 18px 14px 48px;
  border-radius: 10px; background: var(--bg-card);
  border: 1px solid var(--border); color: var(--text-primary);
  font-size: 0.95rem; font-family: var(--font-body); outline: none;
  transition: var(--transition);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' fill='none' stroke='%23475569' stroke-width='2' viewBox='0 0 24 24'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.35-4.35'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: 16px center;
}
.search-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }

.filter-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 40px; }
.filter-tag {
  padding: 7px 16px; border-radius: 99px;
  border: 1px solid var(--border); background: var(--bg-card);
  color: var(--text-secondary); font-size: 0.8rem; font-weight: 500;
  cursor: pointer; transition: var(--transition);
}
.filter-tag:hover { border-color: var(--accent); color: var(--text-primary); }
.filter-tag.active { background: var(--accent); border-color: var(--accent); color: white; }

/* ══════════════════════════════════
   TOAST NOTIFICATION
══════════════════════════════════ */
.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 9999; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 20px;
  display: flex; align-items: center; gap: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
  animation: slideIn 0.3s ease;
  font-size: 0.875rem; max-width: 360px;
}
.toast.success { border-color: rgba(16,185,129,0.4); }
.toast.error { border-color: rgba(244,63,94,0.4); }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
/* ══════════════════════════════════
   RESPONSIVE — TABLET ≤1024px
══════════════════════════════════ */
@media (max-width: 1024px) {
  .articles-grid { grid-template-columns: repeat(2,1fr); gap: 20px; }
  .article-card-featured { grid-column: span 2; grid-template-columns: 1fr; }
  .article-card-featured .card-image { min-height: 220px; aspect-ratio: 16/9; }
  .categories-grid { grid-template-columns: repeat(3,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}

/* ══════════════════════════════════
   RESPONSIVE — MOBILE ≤768px
══════════════════════════════════ */
@media (max-width: 768px) {
  body { padding-bottom: 64px; }
  .container, .container-narrow { padding: 0 16px; }

  /* Navbar */
  .navbar { padding: 0 16px; }
  .navbar-inner { height: 60px; }

  /* Hero */
  .hero { padding: 90px 0 52px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .hero h1 { font-size: clamp(1.9rem, 8vw, 2.8rem); }
  .hero-desc { font-size: 0.93rem; margin-bottom: 24px; }
  .hero-actions { gap: 10px; flex-wrap: wrap; }
  .btn-primary, .btn-secondary { padding: 12px 20px; font-size: 0.88rem; }
  .hero-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 0; margin-top: 24px; padding-top: 20px; }
  .stat-item { text-align: center; padding: 0 6px; }
  .stat-item:not(:last-child) { border-right: 1px solid rgba(255,255,255,0.06); }
  .stat-number { font-size: 1.4rem; }
  .stat-label { font-size: 0.62rem; }

  /* Sections */
  .section { padding: 48px 0; }
  .section-title { font-size: clamp(1.3rem, 5vw, 1.8rem); }
  .section-header { margin-bottom: 24px; }
  .section-header-row { flex-direction: column; gap: 10px; align-items: flex-start; margin-bottom: 22px; }

  /* Categories */
  .categories-grid { grid-template-columns: repeat(2,1fr); gap: 10px; }
  .cat-card { padding: 16px 12px; }

  /* Cards */
  .articles-grid { grid-template-columns: 1fr; gap: 14px; }
  .article-card-featured { grid-column: span 1; grid-template-columns: 1fr; }
  .article-card:active { transform: scale(0.985); }
  .card-body { padding: 16px; gap: 10px; }
  .card-title { font-size: 0.96rem; }
  .card-excerpt { font-size: 0.82rem; }

  /* Article page */
  .article-hero { padding: 88px 0 36px; }
  .article-title { font-size: clamp(1.4rem, 6vw, 2rem); }
  .article-info { gap: 8px; flex-wrap: wrap; font-size: 0.74rem; }
  .article-info-sep { display: none; }
  .article-breadcrumb { font-size: 0.72rem; margin-bottom: 14px; }
  .article-content { font-size: 0.95rem; line-height: 1.82; margin: 36px auto; }
  .article-content h2 { font-size: 1.3rem; }

  /* Related scroll */
  .related-scroll-wrapper { overflow-x:auto;margin:0 -16px;padding:0 16px 12px;scrollbar-width:none; }
  .related-scroll-wrapper::-webkit-scrollbar { display:none; }
  .related-scroll-grid { display:flex;gap:12px;width:max-content; }
  .related-scroll-grid .article-card { width:248px;flex-shrink:0; }

  /* Newsletter */
  .newsletter-section { padding: 48px 0; }
  .newsletter-inner h2 { font-size: 1.5rem; }
  .newsletter-form { flex-direction: column; gap: 10px; }

  /* Footer */
  footer { padding: 44px 0 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; margin-bottom: 28px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }

  /* Toast above bottom nav */
  .toast-container { bottom: 76px !important; right: 12px; left: 12px; }
  .toast { max-width: 100%; }
}

/* ══════════════════════════════════
   SMALL MOBILE ≤480px
══════════════════════════════════ */
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .btn-primary, .btn-secondary { width: 100%; justify-content: center; }
}

/* ══════════════════════════════════
   TOUCH — remplace hover par tap
══════════════════════════════════ */
@media (hover: none) {
  .article-card:hover { transform: none; box-shadow: var(--shadow-card); border-color: var(--border); }
  .article-card:hover .card-image img { transform: none; }
  .article-card:active { transform: scale(0.985); border-color: rgba(99,102,241,0.3); }
  .cat-card:hover { transform: none; }
  .cat-card:active { transform: scale(0.97); }
  .btn-primary:hover { transform: none; box-shadow: none; }
  .btn-primary:active { transform: scale(0.97); }
}

/* ══════════════════════════════════
   ICON & ANIMATION FIXES
══════════════════════════════════ */
.cat-icon { display: none; }
.cat-icon-wrap svg { display: block; }
.view-all svg { transition: transform 0.2s ease; }
.view-all:hover svg { transform: translateX(4px); }

/* ══════════════════════════════════
   LAZY LOADING PREMIUM
══════════════════════════════════ */

/* Image lazy : invisible jusqu'au chargement, fondu à l'arrivée */
.card-image .lazy-img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease, opacity 0.45s ease;
  opacity: 0;
  will-change: opacity, transform;
}
/* Dès que JS a chargé l'image → visible */
.card-image .lazy-img.lazy-loaded {
  opacity: 1;
}
/* Fallback : si le CSS n'est pas chargé ou pas de JS → montrer l'image quand même */
.card-image img:not(.lazy-img),
.card-image img[src]:not([src*="R0lGODlh"]) {
  opacity: 1;
}
.article-card:hover .card-image .lazy-img.lazy-loaded {
  transform: scale(1.04);
}

/* Shimmer sur .card-image tant que lazy-done absent */
.card-image:not(.lazy-done) {
  background: var(--bg-elevated);
  overflow: hidden;
}
/* Shimmer via pseudo-élément translateX → GPU composé, pas de reflow */
.card-image:not(.lazy-done)::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(99,102,241,0.12) 50%,
    transparent 100%
  );
  transform: translateX(-100%);
  animation: shimmer 1.6s infinite ease-in-out;
  will-change: transform;
  pointer-events: none;
}
.card-image.lazy-done {
  background: var(--bg-elevated);
}
.card-image.lazy-done::before {
  display: none;
}
@keyframes shimmer {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* ══════════════════════════════════
   INFINITE SCROLL — CARDS ENTRÉE
══════════════════════════════════ */
.article-card.is-new {
  animation: cardSlideIn 0.45s cubic-bezier(0.22, 1, 0.36, 1) both;
}
@keyframes cardSlideIn {
  from {
    opacity: 0;
    transform: translateY(28px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ══════════════════════════════════
   SCROLL LOADER (3 points pulsants)
══════════════════════════════════ */
.scroll-loader-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.scroll-loader-dots {
  display: flex;
  gap: 8px;
}
.scroll-loader-dots span {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
  animation: dotPulse 1.2s infinite ease-in-out;
}
.scroll-loader-dots span:nth-child(2) { animation-delay: 0.2s; }
.scroll-loader-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes dotPulse {
  0%, 80%, 100% { transform: scale(0.7); opacity: 0.4; }
  40%            { transform: scale(1.1); opacity: 1; }
}
.scroll-loader-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 500;
}

/* ══════════════════════════════════
   FIN DE LISTE
══════════════════════════════════ */
#scroll-end {
  display: flex !important;
  align-items: center;
  gap: 20px;
}
.scroll-end-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}
.scroll-end-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
  font-weight: 500;
}

/* ══════════════════════════════════
   SKIP LINK ACCESSIBILITÉ
══════════════════════════════════ */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 9999;
  padding: 10px 20px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: 0 0 8px 8px;
  text-decoration: none;
  transition: top 0.2s;
}
.skip-link:focus {
  top: 0;
}

/* ══════════════════════════════════
   FIX ANIMATIONS COMPOSÉES
   Utiliser uniquement transform + opacity (GPU)
   Éviter width/height/top/left animés
══════════════════════════════════ */
.shimmer-pulse {
  will-change: transform, opacity;
}