/* ==========================================================================
   Components — Buttons, Cards, Badges, Nav, Header, Footer
   ========================================================================== */

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  letter-spacing: 0.01em;
  transition: all var(--transition-base);
  white-space: nowrap;
  cursor: pointer;
}

.btn svg {
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.btn:hover svg {
  transform: translateX(3px);
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border: 2px solid var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary-10);
  transform: translateY(-1px);
}

.btn-accent {
  background-color: var(--color-accent);
  color: var(--color-white);
  border: 2px solid var(--color-accent);
}

.btn-accent:hover {
  background-color: var(--color-accent-light);
  border-color: var(--color-accent-light);
  transform: translateY(-1px);
}

.btn-ghost {
  color: var(--color-primary);
  border: 2px solid transparent;
  padding-inline: var(--space-3);
}

.btn-ghost:hover {
  color: var(--color-primary-light);
}

.btn-sm {
  padding: 0.4rem 1rem;
  font-size: var(--text-xs);
}

/* ── Badges & Tags ───────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2em 0.75em;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: 0.02em;
  background-color: var(--color-primary-10);
  color: var(--color-primary);
  border: 1px solid var(--color-primary-10);
  transition: all var(--transition-fast);
}

.badge:hover {
  background-color: var(--color-primary-06);
  border-color: var(--color-border-dark);
}

.badge-accent {
  background-color: var(--color-accent-10);
  color: var(--color-accent);
  border-color: var(--color-accent-10);
}

.badge-mono {
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
}

/* ── Cards — Base ────────────────────────────────────────────────────────── */
.card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-dark);
}

.card-img {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: var(--color-surface-2);
}

.card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.card:hover .card-img img {
  transform: scale(1.04);
}

.card-body {
  padding: var(--space-5) var(--space-6);
}

.card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}

.card-date {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.card-title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
  line-height: var(--leading-snug);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-title a:hover {
  color: var(--color-primary);
}

.card-excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ── Card — News ─────────────────────────────────────────────────────────── */
.card-news {
  position: relative;
  border-left-width: 3px;
}

.card-news:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px -8px rgba(107, 26, 154, 0.2);
  border-left-color: var(--color-primary);
}

/* 3:2 ratio matches the ensem-card image size (640×400) */
.card-news .card-img {
  aspect-ratio: 3 / 2;
  position: relative;
  overflow: visible; /* allow badge pulse ring to extend outside image bounds */
}

/* Clip only the image, not the badge */
.card-news .card-img > a {
  display: block;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: inherit;
}

/* Subtle bottom-to-top gradient for depth */
.card-news .card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.3) 0%, transparent 50%);
  pointer-events: none;
}

/* ── "Nouveau" badge ──────────────────────────────────────── */
.card-new-badge {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 0.28em 0.7em 0.28em 0.55em;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 8px rgba(107, 26, 154, 0.4);
  pointer-events: none;
  user-select: none;
}

/* Pulsing live dot */
.card-new-dot {
  position: relative;
  width: 6px;
  height: 6px;
  flex-shrink: 0;
  border-radius: 50%;
  background: #fff;
}

.card-new-dot::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 1.5px solid rgba(255, 255, 255, 0.8);
  animation: new-pulse 2s ease-out infinite;
}

@keyframes new-pulse {
  0%   { opacity: 0.9; transform: scale(0.8); }
  100% { opacity: 0;   transform: scale(2.4); }
}

/* Larger title now that excerpt is gone */
.card-news .card-title {
  font-size: var(--text-xl);
  margin-bottom: 0;
  -webkit-line-clamp: 3;
}

/* Stretch title link across the entire card — makes whole card clickable */
.card-news .card-title a::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
}

/* Keep badges above the overlay so they remain individually clickable */
.card-news .badge {
  position: relative;
  z-index: 1;
}

/* Date sits below the title, smaller and muted */
.card-news .card-date {
  display: block;
  margin-top: var(--space-3);
}

/* ── Card — Document ─────────────────────────────────────────────────────── */
.card-document {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
}

.card-document .doc-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background-color: var(--color-primary-10);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  letter-spacing: 0.05em;
}

.card-document .doc-body {
  flex: 1;
  min-width: 0;
}

.card-document .doc-title {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-1);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-document .doc-meta {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
}

.card-document .doc-download {
  flex-shrink: 0;
  color: var(--color-primary);
  transition: transform var(--transition-fast);
}

.card-document:hover .doc-download {
  transform: translateY(2px);
}

/* ── Card — Stat ─────────────────────────────────────────────────────────── */
.stat-item {
  text-align: center;
  padding: var(--space-8) var(--space-6);
}

.stat-value {
  font-size: clamp(var(--text-4xl), 5vw, var(--text-6xl));
  font-weight: var(--font-bold);
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-3);
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ── Card — Lab ──────────────────────────────────────────────────────────── */
.card-lab .card-body {
  position: relative;
}

.card-lab .lab-acronym {
  position: absolute;
  top: var(--space-5);
  right: var(--space-6);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  opacity: 0.4;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ── Site Header ─────────────────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.site-header.is-scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: var(--space-8);
}

.header-logo {
  flex-shrink: 0;
}

.header-logo img,
.header-logo .custom-logo {
  height: 48px;
  width: auto;
}

.logo-fallback {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--color-primary);
}

/* ── Navigation ──────────────────────────────────────────────────────────── */
.main-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.nav-list {
  display: flex;
  align-items: stretch;
  list-style: none;
  margin: 0;
  padding: 0;
  height: 100%;
}

/* Items are static so mega-menu positions relative to .site-header */
.nav-list > .nav-item {
  position: static;
  display: flex;
  align-items: center;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  white-space: nowrap;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.nav-item.is-open > .nav-link,
.nav-item:focus-within > .nav-link {
  color: var(--color-primary);
}

.nav-chevron {
  transition: transform 0.2s ease;
  flex-shrink: 0;
  opacity: 0.6;
}

.nav-item.is-open .nav-chevron,
.nav-item:focus-within .nav-chevron {
  transform: rotate(180deg);
  opacity: 1;
}

/* ── Mega-menu panel ── */
.mega-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-bg);
  border-top: 2px solid var(--color-primary);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.09);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0s linear 0.2s;
  pointer-events: none;
  z-index: 1;
}

/* Opened via JS (.is-open) or keyboard focus */
.nav-item.is-open .mega-menu,
.nav-item:focus-within .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0s;
  pointer-events: auto;
}

.mega-inner {
  display: grid;
  grid-template-columns: repeat(var(--mega-cols, 3), 1fr);
  gap: var(--space-10);
  padding-block: var(--space-8);
}

/* Section label — mono caps, purple underline */
.mega-col-label {
  display: block;
  font-size: 10px;
  font-weight: var(--font-bold);
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid color-mix(in srgb, var(--color-primary) 18%, transparent);
}

/* Link list */
.mega-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mega-links a {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text);
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.mega-links a:hover {
  background: var(--color-primary-06);
  color: var(--color-primary);
}

.mega-link-desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: var(--font-normal);
  font-family: var(--font-mono);
}

.mega-links a:hover .mega-link-desc {
  color: color-mix(in srgb, var(--color-primary) 70%, transparent);
}

/* CTA column — right-aligned highlight */
.mega-col--cta {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  border-left: 1px solid var(--color-border);
  padding-left: var(--space-8);
  gap: var(--space-3);
}

.mega-cta-label {
  font-size: 10px;
  font-weight: var(--font-bold);
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.mega-cta-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  text-decoration: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.mega-cta-link:hover {
  opacity: 0.88;
  transform: translateX(2px);
  color: #fff;
}

/* ── Language Switcher ───────────────────────────────────────────────────── */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-inline-start: auto;
}

.lang-switcher {
  position: relative;
}

.lang-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 5px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: transparent;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  letter-spacing: 0.08em;
  color: var(--color-text);
  transition: border-color var(--transition-fast), color var(--transition-fast), background-color var(--transition-fast);
}

.lang-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.lang-chevron {
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.lang-switcher.is-open .lang-btn {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background-color: var(--color-primary-06);
}

.lang-switcher.is-open .lang-chevron {
  transform: rotate(180deg);
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 150px;
  list-style: none;
  padding: 4px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  z-index: var(--z-dropdown);
}

.lang-switcher.is-open .lang-dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.lang-dropdown a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.lang-dropdown a:hover,
.lang-dropdown li[aria-selected="true"] a {
  color: var(--color-primary);
  background-color: var(--color-primary-06);
}

.lang-check {
  font-size: 11px;
  color: var(--color-primary);
}

/* ── Hamburger ───────────────────────────────────────────────────────────── */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  padding: var(--space-2);
}

.hamburger-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── Mobile Nav ──────────────────────────────────────────────────────────── */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height); /* overridden by JS on open to account for admin bar */
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-bg);
  z-index: calc(var(--z-sticky) - 1);
  overflow-y: auto;
  padding-block: var(--space-4);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
}

.mobile-nav.is-open {
  transform: translateX(0);
}

.mnav-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

/* Section trigger button */
.mnav-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
}

.mnav-trigger[aria-expanded="true"] {
  color: var(--color-primary);
}

.mnav-trigger[aria-expanded="true"] .nav-chevron {
  transform: rotate(180deg);
  opacity: 1;
}

/* Accordion panel */
.mnav-panel {
  display: none;
  padding: var(--space-2) var(--space-5) var(--space-4);
  border-left: 2px solid color-mix(in srgb, var(--color-primary) 22%, transparent);
  margin: 0 var(--space-5) var(--space-2);
  padding-left: var(--space-5);
}

.mnav-panel.is-open {
  display: block;
}

.mnav-section + .mnav-section {
  margin-top: var(--space-5);
}

.mnav-section-label {
  display: block;
  font-size: 10px;
  font-weight: var(--font-bold);
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.mnav-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mnav-links a {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  color: var(--color-text);
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.mnav-links a:hover {
  background: var(--color-primary-06);
  color: var(--color-primary);
}

.mnav-links .mega-link-desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
}

/* ── Hero ────────────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: calc(100vh - var(--header-height));
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-block: var(--space-24);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle, var(--color-border) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.6;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 80% 60% at 60% 50%,
    var(--color-surface) 0%,
    transparent 70%
  );
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-12);
  align-items: center;
}

.hero-content {
  max-width: 680px;
}

.hero-eyebrow {
  margin-bottom: var(--space-6);
}

.hero-title {
  font-size: clamp(var(--text-4xl), 6vw, var(--text-6xl));
  font-weight: var(--font-bold);
  color: var(--color-text);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-6);
}

.hero-typewriter {
  color: var(--color-primary);
  border-right: 3px solid var(--color-accent);
  padding-right: 2px;
}

.hero-subtitle {
  font-size: clamp(var(--text-base), 2vw, var(--text-xl));
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  max-width: 540px;
  margin-bottom: var(--space-10);
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* Hero decoration */
.hero-deco {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-circuit {
  position: relative;
  width: 200px;
  height: 200px;
}

.circuit-node {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-primary);
  opacity: 0.3;
}

.circuit-node--accent {
  background-color: var(--color-accent);
  width: 20px;
  height: 20px;
  bottom: 40px;
  right: 40px;
}

.circuit-line {
  position: absolute;
  background-color: var(--color-primary);
  opacity: 0.15;
  border-radius: 2px;
}

.circuit-line--h {
  width: 120px;
  height: 2px;
  top: 50%;
  left: 20px;
}

.circuit-line--v {
  width: 2px;
  height: 100px;
  top: 20px;
  left: 50%;
}

/* ── Partners Banner ─────────────────────────────────────────────────────── */
.partners-track {
  display: flex;
  gap: var(--space-12);
  align-items: center;
  overflow: hidden;
}

.partner-logo {
  flex-shrink: 0;
  opacity: 0.5;
  filter: grayscale(100%);
  transition: opacity var(--transition-base), filter var(--transition-base);
  max-height: 48px;
  width: auto;
}

.partner-logo:hover {
  opacity: 1;
  filter: grayscale(0%);
}

/* ── Site Footer ─────────────────────────────────────────────────────────── */
.site-footer {
  background-color: var(--color-text);
  color: rgba(255, 255, 255, 0.7);
  padding-top: var(--space-16);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .footer-logo {
  filter: brightness(0) invert(1);
  max-height: 56px;
  width: auto;
  margin-bottom: var(--space-4);
}

.footer-brand p {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  max-width: 280px;
}

.footer-col h4 {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-white);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.footer-col ul li {
  margin-bottom: var(--space-2);
}

.footer-col ul li a {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition-fast);
}

.footer-col ul li a:hover {
  color: var(--color-white);
}

.footer-bottom {
  padding-block: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer-bottom p {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.4);
  font-family: var(--font-mono);
}

/* ── Share Buttons ───────────────────────────────────────────────────────── */
.share-buttons {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.share-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background-color: var(--color-primary-06);
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  /* ── Nav ── */
  .main-nav  { display: none; }
  .nav-toggle { display: flex; }
  .mobile-nav { display: block; }

  /* ── Hero ── */
  .hero {
    min-height: 0;
    padding-block: var(--space-16) var(--space-12);
  }

  .hero .container {
    grid-template-columns: 1fr;
  }

  .hero-deco { display: none; }

  .hero-subtitle { margin-bottom: var(--space-8); }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  /* ── Stats ── */
  .stat-item {
    padding: var(--space-5) var(--space-4);
  }

  /* ── Cards ── */
  .card-body {
    padding: var(--space-4);
  }

  /* ── Section CTA ── */
  .section-cta {
    display: flex;
    justify-content: center;
  }

  /* ── Footer ── */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer-bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-3);
  }

  /* ── Formations split ── */
  .formations-split .section-header {
    margin-bottom: var(--space-8);
  }

  /* ── Page hero ── */
  .page-hero {
    padding-block: var(--space-8);
  }

  /* ── Directory toolbar ── */
  .dir-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .dir-filters {
    flex-wrap: wrap;
  }

  /* ── FC / FI hero stats ── */
  .fc-hero-stats,
  .fi-hero-stats {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
  }

  .fc-stat-divider { display: none; }

  .fc-stat { text-align: left; }

  /* ── FC apply block ── */
  .fc-apply-block,
  .fi-apply-block {
    flex-direction: column;
    align-items: flex-start;
  }

  /* ── Formations grid (FC programs) ── */
  .fc-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  /* ── Formations split panels ── */
  .fp-panels {
    grid-template-columns: 1fr;
  }

  .fp-panel--initiales {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }

  .fp-panel {
    padding: var(--space-10) var(--space-6);
  }

  .fp-title { font-size: var(--text-4xl); }
}

@media (max-width: 480px) {
  /* ── Header ── */
  .header-logo img,
  .header-logo .custom-logo {
    height: 40px;
  }

  /* ── Hero ── */
  .hero { padding-block: var(--space-12) var(--space-10); }

  /* ── Cards ── */
  .card-body { padding: var(--space-3); }

  .card-new-badge { font-size: 9px; padding: 3px 7px; }

  /* ── Partner tiles ── */
  .partner-tile {
    height: 56px;
    padding: var(--space-3) var(--space-4);
    min-width: 90px;
  }

  .partner-tile-img {
    max-height: 32px;
    max-width: 90px;
  }

  /* ── Buttons ── */
  .btn { padding: 0.55rem 1.1rem; font-size: var(--text-sm); }

  /* ── FC/FI types grid ── */
  .fi-types,
  .fc-diplomas {
    grid-template-columns: 1fr;
  }

  /* ── FC apply actions ── */
  .fc-apply-actions,
  .fi-apply-actions {
    flex-direction: column;
    width: 100%;
  }

  .fc-apply-btn,
  .fc-apply-btn-ghost,
  .fi-apply-btn,
  .fi-apply-btn-ghost {
    text-align: center;
    justify-content: center;
  }

  /* ── Section CTA full width on small ── */
  .section-cta .btn {
    width: 100%;
    justify-content: center;
  }
}


/* ── Table of Contents Sidebar ───────────────────────────────────────────── */
.post-layout {
  display: grid;
  grid-template-columns: 1fr; /* single column by default; JS adds .has-toc when sidebar is populated */
  gap: var(--space-12);
  align-items: start;
}

.post-layout.has-toc {
  grid-template-columns: 240px 1fr;
}

.toc-sidebar {
  position: sticky;
  top: calc(var(--header-height) + var(--space-6));
  max-height: calc(100vh - var(--header-height) - var(--space-12));
  overflow-y: auto;
  scrollbar-width: none;
}
.toc-sidebar::-webkit-scrollbar { display: none; }

.toc-heading {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-4);
}

.toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
}

.toc-link {
  display: block;
  font-size: var(--text-sm);
  line-height: 1.45;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-left: 2px solid var(--color-border);
  transition: color var(--transition-base), border-color var(--transition-base),
              background-color var(--transition-base);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.toc-link:hover {
  color: var(--color-primary);
  border-left-color: rgba(107, 26, 154, 0.4);
  background-color: rgba(107, 26, 154, 0.04);
}

.toc-link.is-active {
  color: var(--color-primary);
  border-left-color: var(--color-primary);
  background-color: rgba(107, 26, 154, 0.06);
  font-weight: var(--font-medium);
}

/* H3 sub-items are indented */
.toc-link[data-level="3"] {
  padding-left: var(--space-6);
  font-size: var(--text-xs);
}

/* Hide TOC on narrow screens — content stays full width */
@media (max-width: 1024px) {
  .post-layout.has-toc {
    grid-template-columns: 1fr;
  }
  .toc-sidebar {
    display: none;
  }
}

/* ── Event Spotlight Strip ───────────────────────────────────────────────── */
.event-spotlight {
  background: linear-gradient(135deg, #0d0618 0%, #2a0a52 60%, #3d0a52 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding: var(--space-4) 0;
  position: relative;
  overflow: hidden;
}

.event-spotlight::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 24px,
    rgba(255, 255, 255, 0.018) 24px,
    rgba(255, 255, 255, 0.018) 25px
  );
  pointer-events: none;
}

.es-inner {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  flex-wrap: wrap;
}

.es-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
  color: rgba(255, 255, 255, 0.65);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.es-dot {
  position: relative;
  width: 8px;
  height: 8px;
  flex-shrink: 0;
  border-radius: 50%;
  background: #22c55e;
}

.es-dot::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1.5px solid rgba(34, 197, 94, 0.55);
  animation: new-pulse 2s ease-out infinite;
}

.es-divider {
  width: 1px;
  height: 32px;
  background: rgba(255, 255, 255, 0.12);
  flex-shrink: 0;
}

.es-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.es-category {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  line-height: 1;
}

.es-title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: #fff;
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: opacity var(--transition-fast);
}

.es-title:hover { opacity: 0.75; }

.es-meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-shrink: 0;
  flex-wrap: wrap;
}

.es-meta-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.5);
  white-space: nowrap;
}

.es-countdown {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.es-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  min-width: 36px;
}

.es-val {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 700;
  color: #fff;
  line-height: 1;
}

.es-unit small {
  font-size: 0.56rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.38);
  font-weight: 500;
}

.es-sep {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 700;
  color: rgba(255, 255, 255, 0.22);
  align-self: flex-start;
  padding-top: 1px;
}

.es-cta {
  flex-shrink: 0;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.22);
}

.es-cta:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.45);
  color: #fff;
  transform: none;
  box-shadow: none;
}

@media (max-width: 768px) {
  .es-divider,
  .es-meta,
  .es-countdown { display: none; }

  .es-inner { gap: var(--space-3); }
  .es-title { white-space: normal; }
}

/* ── Card — Event ────────────────────────────────────────────────────────── */
.card-event {
  position: relative;
}

.card-event-img {
  aspect-ratio: 3 / 2;
  position: relative;
  overflow: visible;
}

.card-event-img > a {
  display: block;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: inherit;
}

/* Gradient overlay for legibility of date stamp */
.card-event-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.55) 0%, transparent 45%);
  pointer-events: none;
}

/* Placeholder when no featured image */
.card-event-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
}

/* Date stamp — bottom-left over the image */
.card-event-date-stamp {
  position: absolute;
  bottom: var(--space-3);
  left: var(--space-3);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  min-width: 44px;
  pointer-events: none;
}

.ced-day {
  font-size: var(--text-xl);
  font-weight: 700;
  color: #fff;
  line-height: 1;
}

.ced-month {
  font-size: var(--text-xs);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.75);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* "Dans X jours" pill — top-right */
.card-event-soon {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  z-index: 2;
  padding: 0.25em 0.65em;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 8px rgba(107, 26, 154, 0.4);
  pointer-events: none;
  user-select: none;
}

/* Whole card clickable */
.card-event .card-title a::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
}

.card-event .card-title {
  font-size: var(--text-xl);
  margin-bottom: 0;
}

/* Location row */
.card-location {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
}

/* ── Event Spotlight — Carousel ─────────────────────────────────────────── */
.es-frame {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  flex-wrap: wrap;
}

.es-track {
  flex: 1;
  min-width: 0;
  display: grid;
}

/* Stack all slides in the same grid cell — no position switch needed */
.es-slide {
  grid-area: 1 / 1;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.45s ease;
  display: flex;
  visibility: hidden;
}

.es-slide.is-active {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
}

/* Dot indicators */
.es-dots {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.es-dot-btn {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  border: none;
  padding: 0;
  background: rgba(255, 255, 255, 0.25);
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.es-dot-btn.is-active {
  background: #fff;
  transform: scale(1.4);
}

.es-dot-btn:hover {
  background: rgba(255, 255, 255, 0.6);
}

/* Progress bar — thin line at the very bottom of the strip */
.es-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.es-progress-bar {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  animation: es-progress-fill 5s linear forwards;
}

@keyframes es-progress-fill {
  from { width: 0%; }
  to   { width: 100%; }
}

/* Make the strip itself position:relative so progress bar anchors to it */
.event-spotlight {
  position: relative;
}

/* ── Formations Gateway Cards (fgate) ───────────────────────────────────── */
/* Used on /formations page AND homepage formations-preview section          */

.fgate-tracks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  align-items: start;
}
@media (max-width: 768px) { .fgate-tracks { grid-template-columns: 1fr; } }

.fgate-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  background: var(--color-bg);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  transition: box-shadow var(--transition-base);
}
.fgate-card:hover { box-shadow: var(--shadow-lg); }
.fgate-card--continue {
  background: linear-gradient(160deg,
    color-mix(in srgb, var(--color-accent) 4%, var(--color-bg)),
    var(--color-bg)
  );
  border-color: color-mix(in srgb, var(--color-accent) 25%, transparent);
}

.fgate-card-badge {
  display: inline-flex;
  align-self: flex-start;
  padding: var(--space-1) var(--space-3);
  background: color-mix(in srgb, var(--color-primary) 10%, transparent);
  color: var(--color-primary);
  border: 1px solid color-mix(in srgb, var(--color-primary) 20%, transparent);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.fgate-card-badge--fc {
  background: color-mix(in srgb, var(--color-accent) 10%, transparent);
  color: var(--color-accent);
  border-color: color-mix(in srgb, var(--color-accent) 20%, transparent);
}

.fgate-card-icon {
  width: 64px; height: 64px;
  border-radius: var(--radius-xl);
  background: color-mix(in srgb, var(--color-primary) 8%, transparent);
  color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
}
.fgate-card-icon--fc {
  background: color-mix(in srgb, var(--color-accent) 8%, transparent);
  color: var(--color-accent);
}

.fgate-card-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-text);
  line-height: var(--leading-snug);
  margin: 0;
}
.fgate-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin: 0;
}

.fgate-card-chips {
  list-style: none;
  padding: 0; margin: 0;
  display: flex; flex-wrap: wrap; gap: var(--space-2);
}
.chip--outline {
  display: inline-flex;
  padding: 3px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--color-text-muted);
  background: var(--color-surface);
}
.chip--fc {
  border-color: color-mix(in srgb, var(--color-accent) 30%, transparent);
  color: var(--color-accent);
  background: color-mix(in srgb, var(--color-accent) 6%, transparent);
}

.fgate-card-programs {
  list-style: none;
  padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: var(--space-1);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-4);
}
.fgate-program-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  color: var(--color-text);
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.fgate-program-link:hover {
  background: color-mix(in srgb, var(--color-primary) 6%, transparent);
  color: var(--color-primary);
}
.fgate-card-programs--fc .fgate-program-link:hover {
  background: color-mix(in srgb, var(--color-accent) 6%, transparent);
  color: var(--color-accent);
}
.fgate-program-name { flex: 1; }
.fgate-diploma-badge {
  font-size: 10px;
  font-weight: var(--font-bold);
  font-family: var(--font-mono);
  padding: 2px 6px;
  background: color-mix(in srgb, var(--color-accent) 12%, transparent);
  color: var(--color-accent);
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.fgate-cta { margin-top: auto; width: 100%; justify-content: center; }
.fgate-cta--fc {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
}
.fgate-cta--fc:hover {
  background: color-mix(in srgb, var(--color-accent) 85%, black);
  border-color: color-mix(in srgb, var(--color-accent) 85%, black);
}

/* ── Why pillars (formations page only) ── */
.fgate-why { display: flex; flex-direction: column; gap: var(--space-10); }
.fgate-why-title { font-size: var(--text-2xl); font-weight: var(--font-bold); margin: 0 0 var(--space-3); }
.fgate-why-desc { font-size: var(--text-base); color: var(--color-text-muted); margin: 0; }
.fgate-why-pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
@media (max-width: 640px) { .fgate-why-pillars { grid-template-columns: 1fr; } }
.fgate-pillar { display: flex; flex-direction: column; gap: var(--space-3); }
.fgate-pillar-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--color-accent) 8%, transparent);
  color: var(--color-accent);
  display: flex; align-items: center; justify-content: center;
}
.fgate-pillar-title { font-size: var(--text-base); font-weight: var(--font-semibold); margin: 0; }
.fgate-pillar-desc  { font-size: var(--text-sm); color: var(--color-text-muted); margin: 0; line-height: var(--leading-relaxed); }


/* ── Formations Split-Panel (homepage) ──────────────────────────────────── */
.formations-split {
  padding-bottom: 0;
}

.formations-split .section-header {
  margin-bottom: var(--space-12);
}

.fp-panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.fp-panel {
  position: relative;
  overflow: hidden;
  padding: var(--space-16) var(--space-12);
  display: flex;
  flex-direction: column;
}

.fp-panel--initiales {
  background: linear-gradient(150deg, #0c0418 0%, #3a0e78 65%, #6B1A9A 100%);
  border-right: 1px solid rgba(255, 255, 255, 0.06);
}

.fp-panel--continues {
  background: linear-gradient(150deg, #0c0418 0%, #780040 65%, #C4006A 100%);
}

/* Dot-grid texture */
.fp-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}

/* Radial glow orb */
.fp-panel-glow {
  position: absolute;
  width: 560px;
  height: 560px;
  border-radius: 50%;
  bottom: -200px;
  right: -150px;
  pointer-events: none;
  transition: transform 0.7s ease;
}

.fp-panel--initiales .fp-panel-glow {
  background: radial-gradient(circle, rgba(107, 26, 154, 0.45) 0%, transparent 65%);
}

.fp-panel--continues .fp-panel-glow {
  background: radial-gradient(circle, rgba(196, 0, 106, 0.45) 0%, transparent 65%);
}

.fp-panel:hover .fp-panel-glow {
  transform: scale(1.2);
}

/* Content */
.fp-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  height: 100%;
}

/* Badge */
.fp-badge {
  display: inline-flex;
  align-self: flex-start;
  padding: var(--space-1) var(--space-3);
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  font-family: var(--font-mono);
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

/* Icon */
.fp-icon {
  color: rgba(255, 255, 255, 0.9);
  transition: transform 0.4s ease;
}

.fp-panel:hover .fp-icon {
  transform: translateY(-4px);
}

/* Heading */
.fp-heading {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.fp-title {
  font-size: clamp(var(--text-4xl), 4vw, var(--text-5xl));
  font-weight: var(--font-bold);
  color: #fff;
  line-height: 1;
  margin: 0;
  letter-spacing: -0.02em;
}

.fp-title-sub {
  font-size: clamp(var(--text-2xl), 2.5vw, var(--text-3xl));
  font-weight: var(--font-bold);
  color: #fff;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

/* Stat */
.fp-stat {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  margin-top: auto;
}

.fp-stat-num {
  font-family: var(--font-mono);
  font-size: var(--text-5xl);
  font-weight: 700;
  color: #fff;
  line-height: 1;
  opacity: 0.9;
}

.fp-stat-label {
  font-size: var(--text-base);
  color: rgba(255, 255, 255, 0.45);
  font-weight: 500;
  letter-spacing: 0.03em;
}

/* CTA */
.fp-cta {
  align-self: flex-start;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.07);
  transition: background var(--transition-base), border-color var(--transition-base),
              transform var(--transition-fast);
}

.fp-cta:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
  box-shadow: none;
  transform: translateX(3px);
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .fp-panel {
    padding: var(--space-12) var(--space-8);
  }
}

@media (max-width: 640px) {
  .fp-panels {
    grid-template-columns: 1fr;
  }

  .fp-panel--initiales {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }

  .fp-panel {
    padding: var(--space-10) var(--space-6);
  }

  .fp-title {
    font-size: var(--text-4xl);
  }
}

/* ============================================================
   Theme Toggle
   ============================================================ */

.theme-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--color-text-muted);
  transition: color 0.2s ease, background-color 0.2s ease;
  flex-shrink: 0;
}

.theme-toggle:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-06);
}

/* Sun shown in light mode, hidden in dark mode */
.theme-toggle__sun {
  display: block;
}
.theme-toggle__moon {
  display: none;
}
[data-theme="dark"] .theme-toggle__sun {
  display: none;
}
[data-theme="dark"] .theme-toggle__moon {
  display: block;
}

/* First-visit pulse hint */
.theme-toggle--hint {
  overflow: visible;
}

.theme-toggle--hint::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--color-primary);
  opacity: 0;
  animation: themePulse 1.2s ease-out 2;
  pointer-events: none;
}

@keyframes themePulse {
  0%   { transform: scale(1);   opacity: 0.3; }
  100% { transform: scale(1.8); opacity: 0; }
}

/* Dark-mode overrides for hardcoded backgrounds */
[data-theme="dark"] .site-header {
  background-color: rgba(15, 10, 26, 0.9); /* --color-bg at 90% opacity */
}

[data-theme="dark"] .site-footer {
  background-color: #0d0820; /* keep footer dark in both modes */
}

/* ==========================================================================
   Header Top Bar
   ========================================================================== */
.header-top {
  background: var(--color-primary);
  color: rgba(255,255,255,0.85);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  position: relative;
  z-index: 200;
}

.header-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: 0.55rem;
}

.header-top-label {
  color: rgba(255,255,255,0.55);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  flex-shrink: 0;
}

.header-top-personas {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-wrap: nowrap;
  overflow: hidden;
}

.header-top-personas a {
  color: rgba(255,255,255,0.82);
  text-decoration: none;
  padding: 0.3em 0.75em;
  border-radius: var(--radius-full);
  transition: background var(--transition-fast), color var(--transition-fast);
  white-space: nowrap;
}

.header-top-personas a:hover {
  background: rgba(255,255,255,0.14);
  color: #fff;
}

.header-top-utils {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-shrink: 0;
}

.header-top-utils a {
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  padding: 0.3em 0.75em;
  border-radius: var(--radius-full);
  transition: background var(--transition-fast), color var(--transition-fast);
  white-space: nowrap;
}

.header-top-utils a:hover {
  background: rgba(255,255,255,0.14);
  color: #fff;
}

.header-search-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-full);
  color: #fff;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.header-search-btn:hover {
  background: rgba(255,255,255,0.22);
}

/* Search overlay */
.header-search-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--color-bg);
  border-bottom: 2px solid var(--color-primary);
  padding: var(--space-5) 0;
  z-index: 9000;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transform: translateY(-100%);
  transition: opacity var(--transition-base), transform var(--transition-base);
  pointer-events: none;
}

.header-search-overlay.is-open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.header-search-form {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.header-search-input {
  flex: 1;
  padding: 0.75rem var(--space-4);
  font-size: var(--text-lg);
  font-family: var(--font-sans);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  outline: none;
  transition: border-color var(--transition-fast);
}

.header-search-input:focus {
  border-color: var(--color-primary);
}

.header-search-form button[type="submit"],
.header-search-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.header-search-form button[type="submit"] {
  background: var(--color-primary);
  color: #fff;
}

.header-search-form button[type="submit"]:hover {
  background: var(--color-primary-light);
}

.header-search-close {
  background: var(--color-surface);
  color: var(--color-text-muted);
}

.header-search-close:hover {
  background: var(--color-surface-2);
  color: var(--color-text);
}

@media (max-width: 640px) {
  .header-top-personas a:not(:nth-child(-n+3)) { display: none; }
  .header-top-label { display: none; }
}

/* ==========================================================================
   Featured Content Carousel
   ========================================================================== */
.featured-carousel {
  position: relative;
  overflow: hidden;
  background: var(--color-text);
  aspect-ratio: 16 / 6;
  min-height: 400px;
  /* max-height: 620px; */
  /* Full-bleed: break out of any parent constraints */
  width: 100vw;
  max-width: 100vw;
  margin-left: calc((100% - 100vw) / 2);
}

.fc-track {
  display: flex;
  height: 100%;
  will-change: transform;
  transition: transform 600ms cubic-bezier(0.4, 0, 0.2, 1);
}

.fc-slide {
  flex: 0 0 100%;
  position: relative;
  overflow: hidden;
}

.fc-slide__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 6s ease-out;
}

.fc-slide.is-active .fc-slide__img {
  transform: scale(1.04);
}

.fc-slide__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(0,0,0,0.72) 0%,
    rgba(0,0,0,0.40) 55%,
    rgba(0,0,0,0.10) 100%
  );
}

.fc-slide__overlay--brand {
  background: linear-gradient(135deg, var(--color-primary) 0%, rgba(181,0,106,0.8) 100%);
}

.fc-slide--static {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
}

.fc-slide__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  height: 100%;
  padding-bottom: clamp(2rem, 5vw, 4rem);
  padding-top: 2rem;
  max-width: 680px;
}

.fc-slide__badge {
  display: inline-block;
  padding: 0.28em 0.85em;
  background: var(--color-accent);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
  width: fit-content;
}

.fc-slide__title {
  font-size: clamp(1.3rem, 2.8vw, 2.1rem);
  font-weight: var(--font-bold);
  color: #fff;
  line-height: var(--leading-tight);
  margin-bottom: var(--space-3);
  /* readable backdrop regardless of image brightness */
  background: rgba(0, 0, 0, 0.42);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 0.32em 0.65em;
  border-radius: var(--radius-md);
  width: fit-content;
}

.fc-slide__title a {
  color: inherit;
  text-decoration: none;
}

.fc-slide__title a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.fc-slide__meta {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.6);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-4);
}

.fc-slide__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.6em 1.4em;
  background: rgba(255,255,255,0.15);
  border: 1.5px solid rgba(255,255,255,0.35);
  border-radius: var(--radius-full);
  color: #fff;
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  text-decoration: none;
  backdrop-filter: blur(6px);
  transition: background var(--transition-base), border-color var(--transition-base);
  width: fit-content;
}

.fc-slide__cta:hover {
  background: rgba(255,255,255,0.25);
  border-color: rgba(255,255,255,0.55);
}

/* Arrows */
.fc-prev, .fc-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,0.12);
  border: 1.5px solid rgba(255,255,255,0.22);
  border-radius: var(--radius-full);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-base);
  backdrop-filter: blur(6px);
}

.fc-prev { left: var(--space-5); }
.fc-next { right: var(--space-5); }

.fc-prev:hover, .fc-next:hover {
  background: rgba(255,255,255,0.25);
}

/* Dots */
.fc-dots {
  position: absolute;
  bottom: var(--space-5);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  z-index: 10;
}

.fc-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.35);
  cursor: pointer;
  transition: background var(--transition-base), width var(--transition-spring);
  border: none;
  padding: 0;
}

.fc-dot.is-active {
  background: #fff;
  width: 26px;
}

/* Progress bar */
.fc-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: var(--color-accent);
  width: 0;
  z-index: 10;
}

/* Responsive */
@media (max-width: 640px) {
  .featured-carousel { aspect-ratio: 4 / 3; min-height: 300px; max-height: 420px; }
  .fc-prev, .fc-next { width: 36px; height: 36px; }
  .fc-prev { left: var(--space-3); }
  .fc-next { right: var(--space-3); }
}

/* ==========================================================================
   Formations Tabs
   ========================================================================== */
.formations-tabs {
  padding-block: var(--space-16);
  background: var(--color-surface);
}

.ft-nav {
  position: relative;
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: var(--space-8);
  overflow-x: auto;
  scrollbar-width: none;
}

.ft-nav::-webkit-scrollbar { display: none; }

.ft-nav-indicator {
  position: absolute;
  bottom: -2px;
  height: 2px;
  background: var(--color-primary);
  transition: left var(--transition-spring), width var(--transition-spring);
  pointer-events: none;
}

.ft-tab-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-5);
  background: transparent;
  border: none;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  cursor: pointer;
  white-space: nowrap;
  transition: color var(--transition-base);
  position: relative;
}

.ft-tab-btn:hover {
  color: var(--color-text);
}

.ft-tab-btn.is-active {
  color: var(--color-primary);
  font-weight: var(--font-semibold);
}

.ft-tab-icon {
  display: flex;
  flex-shrink: 0;
  opacity: 0.6;
  transition: opacity var(--transition-base);
}

.ft-tab-btn.is-active .ft-tab-icon,
.ft-tab-btn:hover .ft-tab-icon { opacity: 1; }

.ft-tab-stat {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 0.45em;
  background: var(--color-primary-10);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: var(--font-bold);
  font-family: var(--font-mono);
}

.ft-tab-btn.is-active .ft-tab-stat {
  background: var(--color-primary);
  color: #fff;
}

/* Panels */
.ft-panels { min-height: 280px; }

.ft-panel { display: none; }
.ft-panel.is-active {
  display: block;
  animation: ftPanelIn 280ms ease both;
}

@keyframes ftPanelIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.ft-panel-inner {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--space-10);
  align-items: start;
}

/* Body */
.ft-panel-badge {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-5);
}

.ft-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.ft-panel-desc {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
  max-width: 52ch;
}

.ft-panel-cta {
  width: fit-content;
}

/* Links column */
.ft-panel-links {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5) var(--space-6);
}

.ft-panel-links-heading {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.ft-panel-links ul {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.ft-panel-links li a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-primary);
  text-decoration: none;
  transition: gap var(--transition-fast);
}

.ft-panel-links li a:hover { gap: var(--space-3); }

.ft-panel-stat {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.ft-panel-stat-num {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.ft-panel-stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

@media (max-width: 768px) {
  .ft-panel-inner { grid-template-columns: 1fr; }
  .ft-panel-links { order: -1; }
  .ft-tab-btn { padding: var(--space-3) var(--space-4); font-size: var(--text-xs); }
}

/* Dark mode */
[data-theme="dark"] .formations-tabs { background: var(--color-surface); }
[data-theme="dark"] .ft-panel-links  { background: var(--color-surface-2); border-color: rgba(255,255,255,0.07); }

/* ==========================================================================
   Footer — Social & Legal row
   ========================================================================== */
.footer-social-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  padding-block: var(--space-5);
  border-top: 1px solid rgba(255,255,255,0.08);
  flex-wrap: wrap;
}

.footer-social-links {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.footer-social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.07);
  color: rgba(255,255,255,0.65);
  transition: background var(--transition-base), color var(--transition-base);
  text-decoration: none;
}

.footer-social-icon:hover {
  background: var(--color-accent);
  color: #fff;
}

.footer-legal-links {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer-legal-links a {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.45);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-legal-links a:hover { color: rgba(255,255,255,0.8); }

@media (max-width: 640px) {
  .footer-social-row { flex-direction: column; align-items: flex-start; }
}

/* ==========================================================================
   Homepage — Polytechnique.edu pattern (added 2026-04-24)
   ========================================================================== */

/* --------------------------------------------------------------------------
   News card updates — excerpt + read-more link
   -------------------------------------------------------------------------- */

.card-excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-block: var(--space-2) var(--space-3);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
  gap: var(--space-2);
}

.card-read-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-primary);
  text-decoration: none;
  white-space: nowrap;
  transition: gap var(--transition-fast), color var(--transition-fast);
}

.card-read-more:hover {
  gap: 8px;
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Social strip
   -------------------------------------------------------------------------- */

.social-strip {
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
  padding-block: var(--space-5);
}

.social-strip-inner {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.social-strip-label {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.social-strip-links {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.social-strip-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  text-decoration: none;
  color: var(--color-text);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  transition: border-color var(--transition-base), background var(--transition-base), color var(--transition-base);
}

.social-strip-item:hover {
  border-color: var(--soc, var(--color-primary));
  background: var(--soc, var(--color-primary));
  color: #fff;
}

.social-strip-icon { display: flex; align-items: center; }

@media (max-width: 640px) {
  .social-strip-label { display: none; }
  .social-strip-name  { display: none; }
  .social-strip-item  { padding: 6px 10px; }
}

/* --------------------------------------------------------------------------
   Formations tabs — image-left layout update
   -------------------------------------------------------------------------- */

.ft-panel-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: stretch;
  min-height: 360px;
}

.ft-panel-img {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary) 0%, #8B1A7A 100%);
  min-height: 300px;
}

.ft-panel-img img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.ft-panel-img__icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.2);
}

.ft-panel-img__icon svg {
  width: 96px;
  height: 96px;
}

.ft-panel-right {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

/* When image is present, hide the decorative icon */
.ft-panel-img img ~ .ft-panel-img__icon { display: none; }

@media (max-width: 900px) {
  .ft-panel-inner { grid-template-columns: 1fr; }
  .ft-panel-img   { min-height: 220px; }
}

/* --------------------------------------------------------------------------
   Research grid — 5 cards
   -------------------------------------------------------------------------- */

.research-grid-section { padding-block: var(--space-16); }

.research-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-4);
}

@media (max-width: 1100px) { .research-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px)  { .research-grid { grid-template-columns: repeat(2, 1fr); } }

.research-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6) var(--space-5);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.research-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 8px 32px rgba(91,26,138,0.12);
  transform: translateY(-3px);
}

.research-card__icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

.research-card__title {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  line-height: 1.3;
}

.research-card__desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
  flex: 1;
}

.research-card__arrow {
  color: var(--color-primary);
  align-self: flex-end;
  transition: transform var(--transition-fast);
}

.research-card:hover .research-card__arrow { transform: translateX(4px); }

/* --------------------------------------------------------------------------
   Innovation — 2 feature blocks
   -------------------------------------------------------------------------- */

.innovation-section { padding-block: var(--space-16); }

.innovation-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

@media (max-width: 768px) { .innovation-grid { grid-template-columns: 1fr; } }

.innovation-block {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  min-height: 380px;
  display: flex;
  align-items: flex-end;
}

.innovation-block__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 0.65s ease;
}

.innovation-block:hover .innovation-block__bg { transform: scale(1.05); }

.innovation-block__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.25) 55%, transparent 100%);
}

.innovation-block__content {
  position: relative;
  z-index: 1;
  padding: var(--space-8);
  color: #fff;
}

.innovation-block__label {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.65);
  margin-bottom: var(--space-2);
}

.innovation-block__title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  line-height: 1.2;
  margin-bottom: var(--space-3);
}

.innovation-block__desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.75);
  line-height: 1.6;
  margin-bottom: var(--space-5);
}

.innovation-block__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: #fff;
  text-decoration: none;
  font-weight: var(--font-semibold);
  font-size: var(--text-sm);
  border-bottom: 2px solid rgba(255,255,255,0.45);
  padding-bottom: 2px;
  transition: border-color var(--transition-base), gap var(--transition-fast);
}

.innovation-block__link:hover {
  border-color: #fff;
  gap: var(--space-3);
}

/* --------------------------------------------------------------------------
   Campus section — full-width image overlay
   -------------------------------------------------------------------------- */

.campus-section {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.campus-section__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-color: #2d0d45;
}

.campus-section__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(91,26,138,0.9) 0%, rgba(45,13,69,0.95) 100%);
}

.campus-section__content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  padding-block: var(--space-20);
}

@media (max-width: 768px) {
  .campus-section__content {
    grid-template-columns: 1fr;
    gap: var(--space-10);
    padding-block: var(--space-14);
  }
}

.campus-section__text { color: #fff; }

.campus-section__text .section-label { color: rgba(255,255,255,0.6); }

.campus-section__text h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: var(--font-bold);
  line-height: 1.15;
  margin-block: var(--space-3) var(--space-5);
  color: #fff;
}

.campus-section__text p {
  color: rgba(255,255,255,0.75);
  font-size: var(--text-lg);
  line-height: 1.65;
  margin-bottom: var(--space-7);
}

.campus-section__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: #fff;
  color: var(--color-primary);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-weight: var(--font-semibold);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: background var(--transition-base), transform var(--transition-fast), gap var(--transition-fast);
}

.campus-section__cta:hover {
  background: rgba(255,255,255,0.9);
  transform: translateY(-2px);
  gap: var(--space-3);
}

.campus-section__links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

.campus-section__link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-xl);
  padding: var(--space-4) var(--space-4);
  color: #fff;
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  transition: background var(--transition-base), border-color var(--transition-base);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.campus-section__link:hover {
  background: rgba(255,255,255,0.15);
  border-color: rgba(255,255,255,0.28);
}

.campus-section__link-icon {
  width: 34px;
  height: 34px;
  background: rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Community — 2 image cards
   -------------------------------------------------------------------------- */

.community-section {
  padding-block: var(--space-16);
  background: var(--color-surface);
}

.community-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

@media (max-width: 640px) { .community-grid { grid-template-columns: 1fr; } }

.community-card {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  min-height: 320px;
  display: flex;
  align-items: flex-end;
  text-decoration: none;
}

.community-card__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 0.65s ease;
}

.community-card:hover .community-card__bg { transform: scale(1.05); }

.community-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.2) 50%, transparent 100%);
}

.community-card__content {
  position: relative;
  z-index: 1;
  padding: var(--space-8);
  color: #fff;
}

.community-card__label {
  display: block;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.6);
  margin-bottom: var(--space-2);
}

.community-card__title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  line-height: 1.2;
  margin-bottom: var(--space-3);
}

.community-card__desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.75);
  line-height: 1.6;
  margin-bottom: var(--space-5);
}

.community-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: #fff;
  text-decoration: none;
  border-bottom: 2px solid rgba(255,255,255,0.45);
  padding-bottom: 2px;
  transition: border-color var(--transition-base), gap var(--transition-fast);
}

.community-card:hover .community-card__link {
  border-color: #fff;
  gap: 10px;
}

/* --------------------------------------------------------------------------
   Newsletter CTA section
   -------------------------------------------------------------------------- */

.newsletter-section { padding-block: var(--space-16); }

.newsletter-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, #8B1A7A 100%);
  border-radius: var(--radius-2xl);
  padding: var(--space-12) var(--space-16);
  color: #fff;
  overflow: hidden;
  position: relative;
}

/* No-image variant: keep 2-col, right column shows decorative placeholder */
.newsletter-inner--no-img {
  grid-template-columns: 1fr 1fr;
}
.newsletter-inner--no-img .newsletter-actions { justify-content: flex-start; }

/* Subtle pattern overlay */
.newsletter-inner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 50%, rgba(255,255,255,0.06) 0%, transparent 65%);
  pointer-events: none;
}

@media (max-width: 768px) {
  .newsletter-inner { grid-template-columns: 1fr; padding: var(--space-10); text-align: center; }
  .newsletter-inner .newsletter-actions { justify-content: center; }
  .newsletter-img   { display: none; }
}

.newsletter-text .section-label { color: rgba(255,255,255,0.6); }

.newsletter-text h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: var(--font-bold);
  color: #fff;
  margin-block: var(--space-3) var(--space-4);
}

.newsletter-text p {
  color: rgba(255,255,255,0.78);
  line-height: 1.65;
  margin-bottom: var(--space-8);
}

.newsletter-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.newsletter-btn {
  background: #fff !important;
  color: var(--color-primary) !important;
  border-color: #fff !important;
}

.newsletter-btn:hover {
  background: rgba(255,255,255,0.9) !important;
}

.newsletter-btn-outline {
  color: #fff;
  border: 2px solid rgba(255,255,255,0.5);
  background: transparent;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  text-decoration: none;
  transition: border-color var(--transition-base), background var(--transition-base);
}

.newsletter-btn-outline:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.1);
}

.newsletter-img {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.newsletter-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.newsletter-img--placeholder {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
}

/* Decorative preview "news cards" inside placeholder */
.nl-ph-card {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  position: relative;
  z-index: 1;
}
.nl-ph-card--1 { opacity: 1; }
.nl-ph-card--2 { opacity: 0.75; }
.nl-ph-card--3 { opacity: 0.5; }

.nl-ph-dot {
  width: 28px; height: 28px; border-radius: 50%; flex-shrink: 0;
  background: rgba(255,255,255,0.18);
}
.nl-ph-dot--accent { background: rgba(181,0,106,0.6); }

.nl-ph-lines { display: flex; flex-direction: column; gap: 6px; flex: 1; }
.nl-ph-line {
  height: 6px; border-radius: var(--radius-full);
  background: rgba(255,255,255,0.15); display: block;
}
.nl-ph-line--w80 { width: 80%; }
.nl-ph-line--w75 { width: 75%; }
.nl-ph-line--w60 { width: 60%; }
.nl-ph-line--w50 { width: 50%; }
.nl-ph-line--w45 { width: 45%; }
.nl-ph-line--w40 { width: 40%; }

/* Decorative rings */
.nl-ph-ring {
  position: absolute; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.07);
  pointer-events: none;
}
.nl-ph-ring--a { width: 180px; height: 180px; bottom: -60px; right: -60px; }
.nl-ph-ring--b { width: 110px; height: 110px; top: -30px; left: -30px; }

/* dark mode tweaks */
[data-theme="dark"] .research-card { background: var(--color-surface-2, #1e1e2e); }
[data-theme="dark"] .social-strip-item { color: var(--color-text); }

/* ════════════════════════════════════════════════════════════════════════
   MEGA-MENU IMAGE PANEL
   ════════════════════════════════════════════════════════════════════════ */

.mega-layout {
  display: flex;
  gap: var(--space-6);
  align-items: stretch;
}

.mega-layout .mega-inner {
  flex: 1;
  min-width: 0;
}

.mega-media {
  width: 220px;
  flex-shrink: 0;
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  min-height: 160px;
  align-self: stretch;
}

.mega-media__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.45s ease;
}

.mega-media__img.is-loaded {
  opacity: 1;
}

.mega-media__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.60) 0%, rgba(0,0,0,0.08) 55%, transparent 100%);
  display: flex;
  align-items: flex-end;
  padding: var(--space-4);
}

.mega-media__overlay span {
  color: rgba(255,255,255,0.92);
  font-size: 10px;
  font-weight: var(--font-bold);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ════════════════════════════════════════════════════════════════════════
   PERSONA SELECT ("Je suis")
   ════════════════════════════════════════════════════════════════════════ */

.persona-select {
  appearance: none;
  -webkit-appearance: none;
  background-color: rgba(255,255,255,0.12);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23fff' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.7em center;
  border: 1px solid rgba(255,255,255,0.28);
  border-radius: var(--radius-full);
  color: rgba(255,255,255,0.92);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  font-family: var(--font-sans);
  padding: 0.3em 2.1em 0.3em 0.85em;
  cursor: pointer;
  min-width: 148px;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.persona-select:hover,
.persona-select:focus {
  background-color: rgba(255,255,255,0.22);
  border-color: rgba(255,255,255,0.55);
  outline: none;
  color: #fff;
}

.persona-select option {
  background: var(--color-primary);
  color: #fff;
  font-size: 13px;
}

/* ════════════════════════════════════════════════════════════════════════
   NEWS OVERLAY CAROUSEL  (.nc-*)
   ════════════════════════════════════════════════════════════════════════ */

/* ════════════════════════════════════════════════════════════════════════
   NEWS CAROUSEL  (.nc-*)
   ════════════════════════════════════════════════════════════════════════ */

.nc-wrap {
  position: relative;
  margin-block: var(--space-8);
  padding-inline: 28px;
}

.nc-track {
  display: flex;
  gap: var(--space-5);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-block: 4px; /* prevent shadow clip */
}
.nc-track::-webkit-scrollbar { display: none; }

/* ── Card shell — portrait overlay (the good one) ── */
.card-news-ov {
  flex: 0 0 calc(33.333% - var(--space-4));
  min-width: 240px;
  scroll-snap-align: start;
}

.card-ov-link {
  display: block;
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 3 / 4;
  text-decoration: none;
  color: #fff;
  /* Elevation lift on hover using transform — GPU only, no layout shift */
  transition: transform 300ms cubic-bezier(0.16,1,0.3,1),
              box-shadow 300ms cubic-bezier(0.16,1,0.3,1);
}
.card-ov-link:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow: 0 20px 48px rgba(91,26,138,0.25), 0 8px 16px rgba(0,0,0,0.18);
}
.card-ov-link:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
}

/* Image */
.card-ov-img-wrap { position: absolute; inset: 0; }
.card-ov-img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 600ms cubic-bezier(0.16,1,0.3,1);
}
.card-ov-link:hover .card-ov-img { transform: scale(1.06); }

/* Gradient — brand dark, not pure black */
.card-ov-link::before {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(
    to top,
    rgba(10,4,20,0.90) 0%,
    rgba(10,4,20,0.50) 45%,
    rgba(10,4,20,0.08) 75%,
    transparent 100%
  );
  transition: opacity 300ms ease;
}
.card-ov-link:hover::before {
  opacity: 1;
  background: linear-gradient(
    to top,
    rgba(10,4,20,0.96) 0%,
    rgba(10,4,20,0.70) 50%,
    rgba(10,4,20,0.15) 80%,
    transparent 100%
  );
}

/* Badge — top left overlay */
.card-ov-badge {
  position: absolute; top: var(--space-4); left: var(--space-4); z-index: 3;
  display: inline-flex; align-items: center;
  padding: 4px var(--space-3);
  background: var(--color-accent);
  color: #fff; font-size: 10px; font-weight: var(--font-bold);
  letter-spacing: 0.07em; text-transform: uppercase;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 8px rgba(181,0,106,0.4);
}
.card-ov-badge--event {
  background: var(--color-primary);
  box-shadow: 0 2px 8px rgba(91,26,138,0.4);
}

/* Date + NEW dot — top right */
.card-ov-top-right {
  position: absolute; top: var(--space-4); right: var(--space-4); z-index: 3;
  display: flex; align-items: center; gap: var(--space-2);
}
.card-ov-date {
  font-size: 11px;
  font-weight: var(--font-semibold);
  color: rgba(255,255,255,0.92);
  background: rgba(10,4,20,0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 3px 9px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255,255,255,0.14);
  letter-spacing: 0.03em;
  white-space: nowrap;
}

/* Body — bottom */
.card-ov-body {
  position: absolute; bottom: 0; left: 0; right: 0; z-index: 2;
  padding: var(--space-5);
  display: flex; flex-direction: column;
}

/* Title — clean text + text-shadow for readability (no blur box) */
.card-ov-title {
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  line-height: var(--leading-snug);
  color: #fff; margin: 0;
  text-shadow: 0 1px 4px rgba(10,4,20,0.6);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Hover reveal — excerpt + CTA slide up with expo.out easing */
.card-ov-hover-wrap {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 320ms cubic-bezier(0.16,1,0.3,1),
              margin-top 320ms cubic-bezier(0.16,1,0.3,1);
  overflow: hidden;
  margin-top: 0;
}
.card-ov-link:hover .card-ov-hover-wrap {
  grid-template-rows: 1fr;
  margin-top: var(--space-3);
}
.card-ov-hover-inner { min-height: 0; overflow: hidden; }

.card-ov-excerpt {
  font-size: var(--text-sm); color: rgba(255,255,255,0.85);
  line-height: var(--leading-normal);
  margin: 0 0 var(--space-3);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

/* CTA — glassmorphism pill */
.card-ov-cta {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(255,255,255,0.14);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.28);
  border-radius: var(--radius-full);
  font-size: var(--text-xs); font-weight: var(--font-semibold); color: #fff;
  width: fit-content;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}
.card-ov-link:hover .card-ov-cta {
  background: rgba(255,255,255,0.24);
  border-color: rgba(255,255,255,0.48);
}
.card-ov-cta svg { transition: transform 200ms cubic-bezier(0.16,1,0.3,1); }
.card-ov-link:hover .card-ov-cta svg { transform: translateX(3px); }

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  .card-ov-link, .card-ov-img, .card-ov-link::before,
  .card-ov-hover-wrap, .card-ov-cta svg { transition: none; }
  .card-ov-link:hover { transform: none; }
}

/* ── Nav buttons ── */
.nc-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  z-index: 5; width: 42px; height: 42px;
  background: var(--color-bg); border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full); color: var(--color-text);
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-md);
  transition: background var(--transition-fast), color var(--transition-fast),
              border-color var(--transition-fast), box-shadow var(--transition-fast),
              transform var(--transition-fast);
}
.nc-btn:hover {
  background: var(--color-primary); color: #fff;
  border-color: var(--color-primary); box-shadow: var(--shadow-lg);
  transform: translateY(-50%) scale(1.06);
}
.nc-btn[disabled] { opacity: 0.35; cursor: not-allowed; pointer-events: none; }
.nc-prev { left: 0; }
.nc-next { right: 0; }

@media (max-width: 900px) {
  .card-news-ov { flex: 0 0 calc(50% - var(--space-3)); }
}
@media (max-width: 768px) {
  .card-news-ov {
    flex: 0 0 calc(72vw - 1rem);
  }
  .card-ov-link { aspect-ratio: 4 / 3; }
  .nc-btn { display: none; }
  .nc-wrap { padding-inline: 0; }
}
@media (max-width: 480px) {
  .card-news-ov { flex: 0 0 calc(82vw - 1rem); }
  .card-ov-link { aspect-ratio: 4 / 3; }
}

/* ==========================================================================
   RESPONSIVE — Homepage fixes
   Breakpoints: 768px (tablet) · 640px (large mobile) · 480px (mobile) · 360px (small)
   ========================================================================== */

/* ── Hero carousel ─────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .featured-carousel {
    aspect-ratio: unset;
    min-height: 360px;
    max-height: 480px;
  }
  .fc-slide__content {
    max-width: 100%;
    padding-bottom: clamp(1.5rem, 6vw, 2.5rem);
  }
  .fc-slide__title {
    font-size: clamp(1.05rem, 5vw, 1.5rem);
    padding: 0.28em 0.55em;
  }
  .fc-slide__cta { font-size: var(--text-xs); padding: 0.55em 1.1em; }
  .fc-dots { bottom: var(--space-3); gap: var(--space-2); }
}

/* ── Social strip ──────────────────────────────────────────────────────────── */
@media (max-width: 480px) {
  .social-strip-inner {
    flex-wrap: wrap;
    gap: var(--space-3);
    justify-content: center;
  }
  .social-strip-links { flex-wrap: wrap; justify-content: center; }
}

/* ── News carousel ─────────────────────────────────────────────────────────── */
@media (max-width: 480px) {
  .card-news-ov { flex: 0 0 calc(90vw - 1rem); }
}

/* ── Formations tabs ───────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .ft-tab-btn { padding: var(--space-3) var(--space-4); font-size: var(--text-xs); }
}
@media (max-width: 480px) {
  /* Icon + stat hidden — label only fits in narrow tabs */
  .ft-tab-icon { display: none; }
  .ft-tab-stat { display: none; }
  .ft-tab-btn  { padding: var(--space-3) var(--space-3); gap: 0; }
  .ft-panel-badge { flex-wrap: wrap; gap: var(--space-2); }
  .ft-panel-cta   { width: 100%; justify-content: center; }
  .ft-panel-img   { min-height: 180px; }
  .formations-tabs { padding-block: var(--space-10); }
}

/* ── Research grid (5 cards) ───────────────────────────────────────────────── */
/* At 640px → 2 cols, 5th card alone full-width: acceptable
   At 480px → 1 col for readability at small sizes                            */
@media (max-width: 480px) {
  .research-grid { grid-template-columns: 1fr; }
  .research-grid-section { padding-block: var(--space-10); }
  .research-card { flex-direction: row; align-items: center; gap: var(--space-4); padding: var(--space-4) var(--space-5); }
  .research-card__icon { flex-shrink: 0; }
  .research-card__arrow { align-self: center; }
}

/* ── Innovation ────────────────────────────────────────────────────────────── */
@media (max-width: 480px) {
  .innovation-section { padding-block: var(--space-10); }
  .innovation-block { min-height: 220px; }
  .innovation-block__title { font-size: var(--text-xl); }
  .innovation-block__desc  { font-size: var(--text-sm); }
}

/* ── Campus section ────────────────────────────────────────────────────────── */
@media (max-width: 480px) {
  /* 4 links → 1 col on very small screens */
  .campus-section__links { grid-template-columns: 1fr; gap: var(--space-2); }
  .campus-section__link  { padding: var(--space-3) var(--space-4); }
}

/* ── Community ─────────────────────────────────────────────────────────────── */
@media (max-width: 480px) {
  .community-card { min-height: 220px; }
  .community-card__title { font-size: var(--text-xl); }
}

/* ── Newsletter ────────────────────────────────────────────────────────────── */
@media (max-width: 480px) {
  .newsletter-section { padding-block: var(--space-10); }
  .newsletter-actions { flex-direction: column; gap: var(--space-3); }
  .newsletter-btn, .newsletter-btn-outline { width: 100%; justify-content: center; }
}

/* ── Stats ─────────────────────────────────────────────────────────────────── */
/* grid-4 uses auto-fill minmax(240px) → collapses naturally.
   Override: force 2 cols below 480px so numbers stay large.                  */
@media (max-width: 480px) {
  .stats-section .grid-4 { grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }
  .stat-item  { padding: var(--space-5) var(--space-3); }
  .stat-value { font-size: clamp(var(--text-3xl), 8vw, var(--text-4xl)); }
}
@media (max-width: 320px) {
  .stats-section .grid-4 { grid-template-columns: 1fr; }
}

/* ── Global section spacing on mobile ─────────────────────────────────────── */
@media (max-width: 480px) {
  .section { padding-block: var(--space-12); }
  .section-header { margin-bottom: var(--space-8); }
  .section-title  { font-size: clamp(var(--text-2xl), 6vw, var(--text-3xl)); }
}