/* ================================================================
   veille.css — Veille IA & Éducation pour DéclicIA
   Couvre : encart index.html + page subpages/veille-ia.html
   Compatible dark mode via html[data-theme="dark"]
================================================================ */

:root {
  --veille-accent: rgb(141, 49, 184);
  --veille-accent-light: rgba(141, 49, 184, 0.08);
  --veille-accent-border: rgba(141, 49, 184, 0.22);
  --veille-secondary: #3498db;
  --veille-card-bg: #ffffff;
  --veille-card-border: #ece8f5;
  --veille-text-muted: #666;
  --veille-dot-color: #22c55e;
  --veille-radius: 14px;
  --veille-shadow: 0 4px 20px rgba(141, 49, 184, 0.09);
}

html[data-theme="dark"] {
  --veille-accent: #c084fc;
  --veille-accent-light: rgba(192, 132, 252, 0.10);
  --veille-accent-border: rgba(192, 132, 252, 0.22);
  --veille-card-bg: #11161f;
  --veille-card-border: #2c3445;
  --veille-text-muted: #8a95a8;
  --veille-shadow: 0 4px 24px rgba(0, 0, 0, 0.38);
}

/* ── Point clignotant ── */
.veille-encart-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--veille-dot-color);
  display: inline-block;
  animation: veilleGlow 2s ease-in-out infinite;
}
@keyframes veilleGlow {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.45; transform: scale(0.7); }
}

/* ================================================================
   1. ENCART dans index.html
================================================================ */

.veille-encart-section {
  max-width: 1100px;
  margin: 3rem auto;
  padding: 0 1.5rem;
}

.veille-encart-header { margin-bottom: 1.75rem; }

.veille-encart-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--veille-accent-light);
  color: var(--veille-accent);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
  border: 1px solid var(--veille-accent-border);
  margin-bottom: 0.65rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.veille-encart-header h2 {
  font-family: 'Syne', sans-serif;
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--veille-accent);
  margin-bottom: 0.3rem;
}

.veille-encart-header p {
  font-family: 'DM Sans', sans-serif;
  color: var(--veille-text-muted);
  font-size: 0.92rem;
}

/* Grille */
.veille-encart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

/* Carte */
.veille-encart-card {
  background: var(--veille-card-bg);
  border: 1px solid var(--veille-card-border);
  border-radius: var(--veille-radius);
  padding: 1.1rem 1.25rem;
  box-shadow: var(--veille-shadow);
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}
.veille-encart-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(141, 49, 184, 0.17);
}
html[data-theme="dark"] .veille-encart-card:hover {
  box-shadow: 0 8px 28px rgba(192, 132, 252, 0.18);
}

.veille-encart-card-number {
  font-family: 'Syne', sans-serif;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--veille-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.65;
}

.veille-encart-card-title {
  font-family: 'Syne', sans-serif;
  font-size: 0.93rem;
  font-weight: 600;
  color: var(--text-color);
  line-height: 1.35;
  margin: 0;
}

.veille-encart-card-text {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.84rem;
  color: var(--veille-text-muted);
  line-height: 1.55;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.veille-encart-card-source {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.77rem;
  color: var(--veille-secondary);
  text-decoration: none;
  margin-top: auto;
  font-weight: 500;
  transition: opacity 0.2s;
}
.veille-encart-card-source:hover { opacity: 0.7; text-decoration: underline; }

/* Bouton CTA */
.veille-encart-footer { display: flex; justify-content: flex-end; }

.veille-encart-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--veille-accent);
  color: #fff;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.65rem 1.4rem;
  border-radius: 999px;
  text-decoration: none;
  transition: opacity 0.2s, transform 0.2s;
}
.veille-encart-cta:hover { opacity: 0.88; transform: translateX(3px); }

/* États */
.veille-encart-loading,
.veille-encart-empty,
.veille-encart-error {
  grid-column: 1 / -1;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  color: var(--veille-text-muted);
  text-align: center;
  padding: 2rem;
  font-style: italic;
}
.veille-encart-error { color: #e74c3c; }


/* ================================================================
   2. HERO de subpages/veille-ia.html
================================================================ */

.veille-hero {
  background: linear-gradient(135deg, var(--veille-accent-light) 0%, transparent 55%);
  border-bottom: 1px solid var(--veille-accent-border);
  padding: 2.75rem 1.5rem 2.25rem;
}

.veille-hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.veille-back-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.84rem;
  color: var(--veille-text-muted);
  text-decoration: none;
  margin-bottom: 1.1rem;
  transition: color 0.2s;
}
.veille-back-link:hover { color: var(--veille-accent); }

.veille-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--veille-accent-light);
  color: var(--veille-accent);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
  border: 1px solid var(--veille-accent-border);
  margin-bottom: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.veille-hero h1 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  color: var(--text-color);
  margin-bottom: 0.65rem;
  line-height: 1.2;
}

.veille-hero-accent { color: var(--veille-accent); }

.veille-hero p {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.97rem;
  color: var(--veille-text-muted);
  line-height: 1.65;
  max-width: 620px;
}


/* ================================================================
   3. ARTICLE COMPLET dans subpages/veille-ia.html
================================================================ */

.veille-page-container {
  max-width: 860px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

.veille-full-article {
  background: var(--veille-card-bg);
  border: 1px solid var(--veille-card-border);
  border-radius: var(--veille-radius);
  box-shadow: var(--veille-shadow);
  overflow: hidden;
  margin-bottom: 2.5rem;
}

.veille-full-article-header {
  padding: 1.75rem 2rem 1.25rem;
  border-bottom: 1px solid var(--veille-card-border);
  background: var(--veille-accent-light);
}

.veille-full-article-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.veille-full-article-week {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--veille-accent);
  text-transform: uppercase;
  letter-spacing: 0.09em;
}

.veille-full-article-date {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.82rem;
  color: var(--veille-text-muted);
}

.veille-full-article-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.2rem, 2.5vw, 1.55rem);
  font-weight: 700;
  color: var(--text-color);
  line-height: 1.3;
  margin-bottom: 0.55rem;
}

.veille-full-article-intro {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  color: var(--veille-text-muted);
  line-height: 1.62;
  margin: 0;
}

/* Brèves */
.veille-full-breves {
  padding: 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.veille-full-breve {
  padding: 1rem 1.2rem;
  background: var(--veille-accent-light);
  border-left: 3px solid var(--veille-accent);
  border-radius: 0 8px 8px 0;
}

.veille-full-breve-title {
  font-family: 'Syne', sans-serif;
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text-color);
  margin: 0 0 0.45rem;
}

.veille-full-breve-text {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.88rem;
  color: var(--text-color);
  line-height: 1.65;
  margin: 0 0 0.6rem;
}

.veille-full-breve-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.78rem;
  color: var(--veille-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: opacity 0.2s;
}
.veille-full-breve-link:hover { opacity: 0.7; text-decoration: underline; }

.veille-full-article-footer {
  padding: 1rem 2rem 1.5rem;
  border-top: 1px solid var(--veille-card-border);
}

.veille-full-conclusion {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  color: var(--veille-text-muted);
  font-style: italic;
  line-height: 1.6;
  margin: 0;
}

/* Archives */
.veille-archives-section { margin-top: 0.5rem; }

.veille-archives-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Syne', sans-serif;
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--text-color);
  margin-bottom: 1rem;
}

.veille-archives-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.veille-archive-item {
  background: var(--veille-card-bg);
  border: 1px solid var(--veille-card-border);
  border-radius: 10px;
  overflow: hidden;
  transition: border-color 0.2s;
}
.veille-archive-item:hover,
.veille-archive-item[open] { border-color: var(--veille-accent-border); }

.veille-archive-summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 1.25rem;
  cursor: pointer;
  transition: background 0.15s;
}
.veille-archive-summary:hover { background: var(--veille-accent-light); }
.veille-archive-summary::-webkit-details-marker { display: none; }

.veille-archive-summary time {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.77rem;
  color: var(--veille-text-muted);
  white-space: nowrap;
  min-width: 88px;
}

.veille-archive-summary span {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-color);
  flex: 1;
}

.veille-archive-summary::after {
  content: "▼";
  font-size: 0.65rem;
  color: var(--veille-text-muted);
  transition: transform 0.2s;
  margin-left: auto;
}
.veille-archive-item[open] .veille-archive-summary::after { transform: rotate(180deg); }

.veille-archive-content { border-top: 1px solid var(--veille-card-border); }

/* Nav active */
.nav-active {
  color: var(--veille-accent) !important;
  font-weight: 600;
}

/* ================================================================
   4. RESPONSIVE
================================================================ */
@media (max-width: 640px) {
  .veille-encart-grid { grid-template-columns: 1fr; }
  .veille-full-article-header,
  .veille-full-breves,
  .veille-full-article-footer { padding-left: 1.1rem; padding-right: 1.1rem; }
  .veille-hero h1 { font-size: 1.55rem; }
  .veille-archive-summary { flex-wrap: wrap; }
}