/* ============================================
   Features: Search, Cookie, Polish
   ============================================ */

/* Search Overlay */
.search-box { display: flex; align-items: center; }
.search-toggle {
  display: flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: 50%;
  color: var(--steel); cursor: pointer; background: none; border: none;
  transition: color var(--transition);
}
.search-toggle:hover { color: var(--ink); }

.search-overlay {
  position: fixed; inset: 0;
  background: rgba(15, 23, 42, .88);
  backdrop-filter: blur(var(--blur-overlay)) saturate(1.5); -webkit-backdrop-filter: blur(var(--blur-overlay)) saturate(1.5);
  z-index: var(--z-overlay);
  display: flex; flex-direction: column; align-items: center;
  padding-top: 15vh;
  opacity: 0; pointer-events: none;
  transition: opacity .3s ease;
}
.search-overlay.active { opacity: 1; pointer-events: auto; }

#siteSearch {
  width: min(560px, 90vw);
  padding: .95rem 1.35rem;
  font-size: 1.1rem;
  font-family: var(--font-body);
  border: 1px solid rgba(226, 232, 240, .8);
  border-radius: var(--radius-lg);
  background: var(--card-bg, #ffffff);
  color: var(--ink);
  outline: none;
  box-shadow: var(--sh-lg);
  transition: border-color var(--transition), box-shadow var(--transition);
}
#siteSearch:focus { border-color: var(--sky); box-shadow: var(--sh-lg), 0 0 0 3px rgba(30, 58, 138,.15); }

.search-results {
  width: min(560px, 90vw);
  max-height: 50vh;
  overflow-y: auto;
  margin-top: .75rem;
  background: var(--card-bg, #ffffff);
  border-radius: var(--radius-lg);
  padding: .75rem;
  box-shadow: var(--sh-lg);
}
.search-result-item {
  display: block; text-decoration: none;
  padding: .6rem .85rem;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background .15s;
}
.search-result-item:hover { background: var(--ice); }
.search-result-type {
  font-family: var(--font-display);
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--sky);
  margin-bottom: .2rem;
  padding-top: .4rem;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed; bottom: 0; left: 0; right: 0;
  background: rgba(15, 23, 42, .96); color: #ffffff;
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  padding: .85rem 2rem;
  display: flex; align-items: center;
  justify-content: space-between; gap: 1rem;
  z-index: var(--z-cookie);
  font-family: var(--font-display);
  font-size: .82rem;
  transform: translateY(100%);
  transition: transform .4s cubic-bezier(.4,0,.2,1);
}
.cookie-banner.visible, .cookie-banner.active { transform: translateY(0); }
.cookie-banner p { margin: 0; }

/* Back to Top — navy round button */
.btt {
  position: fixed; bottom: 1.5rem; right: 1.5rem;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--navy, #1B2A4A); color: #ffffff;
  border: none; cursor: pointer;
  box-shadow: 0 2px 12px rgba(27,42,74,0.2);
  display: flex; align-items: center; justify-content: center;
  z-index: var(--z-btt);
  transition: opacity .3s, transform .3s, box-shadow .2s;
  opacity: 0; transform: translateY(10px);
}
.btt.visible { opacity: 1; transform: translateY(0); }
.btt:hover { box-shadow: 0 4px 20px rgba(27,42,74,0.3); transform: translateY(-2px); }
.btt svg { width: 18px; height: 18px; }
@media (max-width: 640px) {
  .btt { bottom: 1rem; right: 1rem; width: 38px; height: 38px; }
}

/* Quote Carousel */
.quote-card {
  border-left: 3px solid var(--color-accent);
  padding: 1.75rem 2rem;
  background: var(--ice);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  max-width: 640px; margin: 0 auto;
  transition: box-shadow var(--transition);
}
.quote-card:hover { box-shadow: var(--sh-sm); }
.quote-text {
  font-family: var(--font-serif);
  font-style: italic; font-size: 1.15rem;
  line-height: 1.7; color: var(--ink);
}
.quote-author {
  font-family: var(--font-display);
  font-size: .82rem; margin-top: .75rem;
  color: var(--muted);
}
.quote-dots {
  display: flex; justify-content: center;
  gap: .4rem; margin-top: 1rem;
}
.quote-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--steel); border: none; cursor: pointer;
  transition: background .2s;
}
.quote-dot.active { background: var(--color-accent); }

/* Media Mentions */
.media-mentions {
  display: flex; flex-wrap: wrap;
  justify-content: center; gap: 2rem;
  padding: 1rem 0;
}
.media-mention {
  font-family: var(--font-display);
  font-size: .78rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--steel);
  transition: color .2s;
}
.media-mention:hover { color: var(--ink); }

/* Marquee */
.marquee-section {
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  background: var(--card-bg, #ffffff);
}
.marquee-track {
  display: flex; animation: marquee 35s linear infinite;
  width: max-content; gap: 3rem; align-items: center;
}
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Tags */
.pub-tags { display: flex; flex-wrap: wrap; gap: .3rem; margin-top: .5rem; }
.tag {
  font-family: var(--font-display);
  font-size: .68rem;
  padding: .15rem .5rem;
  border-radius: 99px;
  background: var(--ice);
  color: var(--ink);
  cursor: pointer;
  transition: all .2s;
  border: none;
}
.tag:hover, .tag.active { background: var(--sky); color: var(--white); }

/* Load More */
.load-more-btn {
  display: block; margin: 2rem auto;
  padding: .65rem 1.75rem;
  background: transparent;
  border: 1.5px solid var(--navy);
  color: var(--navy);
  font-family: var(--font-display);
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all .2s;
}
.load-more-btn:hover { background: var(--navy); color: var(--white); }

/* Stat items */
.stat-card { text-align: center; padding: 1.25rem; }
.stat-number {
  font-family: var(--font-heading); font-size: 2rem; font-weight: 500;
  color: var(--ink); line-height: 1;
}
.stat-label { font-size: .78rem; color: var(--muted); margin-top: .3rem; font-family: var(--font-display); }

/* Share Row */
.share-row {
  display: flex; gap: .4rem; margin-top: .5rem;
  opacity: 0; transition: opacity .2s;
}
.pub-card:hover .share-row { opacity: 1; }
.share-btn {
  width: 28px; height: 28px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--ice); border: none;
  color: var(--steel); cursor: pointer;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
.share-btn:hover { background: var(--sky); color: var(--white); transform: scale(1.1); }
.share-btn svg { width: 13px; height: 13px; }

/* Featured Publication Card */
.pub-card.featured {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
@media (max-width: 900px) {
  .pub-card.featured { grid-column: span 1; grid-template-columns: 1fr; }
}

/* Download Cards */
.download-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}
.download-card {
  background: var(--card-bg, #ffffff); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 1.75rem;
  text-align: center;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
  text-decoration: none; color: var(--ink);
}
.download-card:hover { box-shadow: var(--sh-lg); transform: translateY(-4px); border-color: transparent; }
.download-card h3 { font-size: 1.05rem; margin-bottom: .35rem; }
.download-card p { color: var(--muted); font-size: .9rem; margin-bottom: 1rem; }
.download-card .dl-icon {
  width: 44px; height: 44px; margin: 0 auto .75rem;
  display: flex; align-items: center; justify-content: center;
  background: var(--ice); border-radius: 50%;
}
.download-card .dl-icon svg { width: 22px; height: 22px; }

/* Document Cards (Road to Net Zero) */
.doc-card {
  display: flex; align-items: flex-start; gap: 1rem;
  background: var(--card-bg, #ffffff); border: 1px solid var(--mist-dark, #e2e8f0);
  border-radius: var(--radius-lg, 12px); padding: 1.25rem;
  transition: box-shadow .2s, transform .2s;
}
.doc-card:hover { box-shadow: var(--sh-md); transform: translateY(-2px); }
.doc-icon {
  width: 48px; height: 48px; flex-shrink: 0;
  background: var(--ice, #f0fafa); border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
}
.doc-icon svg { width: 24px; height: 24px; }
.doc-info h3 { font-size: 1rem; margin-bottom: .25rem; }
.doc-info p { font-size: .85rem; color: var(--muted, #64748b); margin-bottom: .35rem; }
.doc-lang {
  display: inline-block; font-size: .7rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .05em;
  background: var(--ice, #f0fafa); color: var(--teal, #0d9488);
  padding: .15rem .5rem; border-radius: 4px;
}

/* Event CTA */
.event-cta {
  display: inline-flex; align-items: center; gap: .5rem;
  margin-top: .75rem; padding: .55rem 1.25rem;
  background: var(--color-accent); color: var(--white);
  border-radius: var(--radius-sm);
  font-family: var(--font-display); font-weight: 600; font-size: .88rem;
  text-decoration: none;
  transition: background .2s;
}
.event-cta:hover { background: var(--color-accent-hover); }

/* ICS Button */
.ics-btn {
  display: inline-flex; align-items: center; gap: .35rem;
  margin-top: .75rem; margin-left: .5rem;
  padding: .55rem 1rem;
  background: var(--ice); color: var(--ink);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-display); font-weight: 600; font-size: .82rem;
  text-decoration: none; cursor: pointer;
  transition: background .2s;
}
.ics-btn:hover { background: var(--color-bg-alt); }

/* Past Events Toggle */
.past-events-toggle {
  display: flex; align-items: center; gap: .5rem;
  background: none; border: none;
  font-family: var(--font-display); font-weight: 600; font-size: 1rem;
  color: var(--ink); cursor: pointer; padding: .5rem 0;
}
.past-events-toggle .chevron {
  display: inline-block; transition: transform .3s; font-size: 1.1rem;
}
.past-events-toggle[aria-expanded="true"] .chevron { transform: rotate(90deg); }
.past-events-list { overflow: hidden; transition: max-height .4s ease; }
.past-events-list.collapsed { max-height: 0; }

/* Smooth Scroll */
html { scroll-behavior: smooth; }

/* Universal reduced-motion: disables ALL animations & transitions site-wide */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Text Selection */
::selection { background: rgba(30, 58, 138, .2); color: var(--ink); }

/* Custom Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(176, 188, 200, .5); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(176, 188, 200, .8); }

/* ============================================
   PRESS LOGOS — Grayscale to color on hover
   ============================================ */
.media-mention img,
.press-logo,
.media-logo,
.partenaire-logo img,
[class*="press"] img,
[class*="media"] img {
  filter: grayscale(100%) opacity(0.6);
  transition: filter 0.3s ease;
}
.media-mention:hover img,
.press-logo:hover,
.media-logo:hover,
.partenaire-logo:hover img,
[class*="press"]:hover img,
[class*="media"]:hover img {
  filter: grayscale(0) opacity(1);
}

/* ============================================
   SCROLL ANIMATIONS — Fade-in-up on viewport entry
   ============================================ */
.fade-in-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}
/* Stagger delays for grid children */
.fade-in-up.stagger-1 { transition-delay: 0.1s; }
.fade-in-up.stagger-2 { transition-delay: 0.2s; }
.fade-in-up.stagger-3 { transition-delay: 0.3s; }
.fade-in-up.stagger-4 { transition-delay: 0.4s; }
.fade-in-up.stagger-5 { transition-delay: 0.5s; }

/* ============================================
   COUNTER ANIMATION — Tabular nums for stability
   ============================================ */
.stat-number,
.hero__stat-num,
[data-count] {
  font-variant-numeric: tabular-nums;
}

/* Focus Visible — base (overridden by enhanced focus below) */
:focus-visible {
  outline: 2px solid var(--sky, #4A90D9);
  outline-offset: 2px;
  box-shadow: var(--focus-ring);
}

/* View Transitions — smooth page-to-page */
@view-transition { navigation: auto; }
::view-transition-old(root) {
  animation: vt-fade-slide-out .25s cubic-bezier(.4,0,.2,1) forwards;
}
::view-transition-new(root) {
  animation: vt-fade-slide-in .3s cubic-bezier(.4,0,.2,1) forwards;
}
@keyframes vt-fade-slide-out {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(-8px); }
}
@keyframes vt-fade-slide-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
/* Fallback for browsers without view-transition support */
.page-transition-out {
  animation: vt-fade-slide-out .2s cubic-bezier(.4,0,.2,1) forwards;
}
.page-transition-in {
  animation: vt-fade-slide-in .25s cubic-bezier(.4,0,.2,1) forwards;
}

/* Cursor on interactive cards */
.pub-card, .event-card, .enjeu-card { cursor: pointer; }

/* Search hint text */
.search-hint {
  color: rgba(255,255,255,.4);
  font-size: .72rem;
  margin-top: .75rem;
}
.search-hint kbd {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 3px;
  padding: .1rem .3rem;
  font-family: var(--font-body);
  font-size: .68rem;
}

/* Cookie link */
.cookie-link {
  color: var(--cyan);
  text-decoration: underline;
}
.cookie-link:hover {
  color: var(--text-light-on-dark);
}

/* Footer logo text (white on dark) */
.footer-logo span {
  color: var(--text-light-on-dark);
}

/* Lang toggle mobile variant */
.lang-toggle--mobile {
  justify-content: center;
  margin-bottom: .75rem;
}

/* Les styles .newsletter-hp__* vivent dans pages/home.css (section en fond clair) */

/* Button loading state */
.btn-loading { pointer-events: none; opacity: 0.7; }
.btn-loading::after { content: ''; display: inline-block; width: 14px; height: 14px; border: 2px solid currentColor; border-top-color: transparent; border-radius: 50%; animation: spin 0.6s linear infinite; margin-left: 0.5rem; vertical-align: middle; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Visually hidden (for screen readers only) */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Print Stylesheet */
@media print {
  .nav, .footer, .mobile-cta-bar, .btt,
  .cookie-banner, .nl-slide, .share-row, .search-box,
  .breadcrumb, .mobile-menu, .search-overlay, #backToTop,
  .filter-bar, .pub-sort, .skip-link, .theme-nav { display: none !important; }
  body { font-size: 11pt; line-height: 1.6; color: #000; background: #fff; }
  .pub-grid, .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr !important; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: .8em; color: #666; }
  h2, h3 { page-break-after: avoid; }
  .pub-card { page-break-inside: avoid; }

  /* Article printing */
  .article-content { max-width: 100%; font-size: 11pt; line-height: 1.6; }
  .article-content h2, .article-content h3 { page-break-after: avoid; }
  .article-content p, .article-content li { page-break-inside: avoid; }
  .article-content img { max-width: 100%; page-break-inside: avoid; }
  .article-share { display: none; }
  .related-pubs { display: none; }
  .article-hero-img { page-break-after: avoid; }
}