/* ==========================================================================
   UNIVERSITÉ DE L'ENVIRONNEMENT MARITIME (UNIEM) - MATADI (RDC)
   Système de Style Institutionnel & Académique Aéré
   Vanilla CSS3 Pur - Strictement sans framework.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Variables & Charte Graphique Officielle
   -------------------------------------------------------------------------- */
:root {
  /* Nuances Maritimes */
  --uniem-navy-dark: #071a33;
  --uniem-navy-primary: #0a356e;
  --uniem-navy-light: #124b96;
  --uniem-blue-subtle: #f1f6fd;
  --uniem-blue-border: #d4e3f7;

  /* Or Académique */
  --uniem-gold-primary: #e6a100;
  --uniem-gold-hover: #c68900;
  --uniem-gold-light: #fff9e6;
  --uniem-gold-border: #f3cf7a;

  /* Accent Rouge */
  --uniem-red-crest: #be1e2d;

  /* Neutres & Typographie */
  --uniem-bg-body: #ffffff;
  --uniem-bg-surface: #f9fafb;
  --uniem-bg-surface-alt: #f1f5f9;
  --uniem-text-primary: #1e293b;
  --uniem-text-secondary: #475569;
  --uniem-text-muted: #64748b;
  --uniem-border-color: #e2e8f0;
  --uniem-border-strong: #cbd5e1;

  /* Typographie */
  --font-serif: 'Playfair Display', 'Merriweather', 'Georgia', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Cinzel', 'Playfair Display', 'Georgia', serif;

  /* Ombres */
  --shadow-sm: 0 1px 2px rgba(10, 53, 110, 0.05);
  --shadow-md: 0 4px 10px rgba(10, 53, 110, 0.07);
  --shadow-lg: 0 10px 24px rgba(7, 26, 51, 0.1);
  --shadow-card: 0 1px 4px rgba(7, 26, 51, 0.05);

  /* Rayons & Transitions */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --transition: all 0.22s ease-in-out;

  /* Conteneur */
  --container-max: 1200px;
}

/* --------------------------------------------------------------------------
   2. Reset & Normalisation
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 15px; /* Équilibré pour laisser respirer la mise en page */
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  background-color: var(--uniem-bg-body);
  color: var(--uniem-text-primary);
  line-height: 1.6;
  font-weight: 400;
  overflow-x: hidden;
}

img, picture, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--uniem-navy-primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--uniem-gold-hover);
}

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: 0.95rem;
}

/* --------------------------------------------------------------------------
   3. Typographie Académique Calibrée (Aérée et Raffinée)
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  color: var(--uniem-navy-dark);
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.3;
}

h1 {
  font-size: clamp(1.85rem, 3.2vw, 2.5rem);
}

h2 {
  font-size: clamp(1.45rem, 2.4vw, 1.95rem);
  margin-bottom: 0.6rem;
}

h3 {
  font-size: clamp(1.15rem, 1.8vw, 1.35rem);
  margin-bottom: 0.4rem;
}

p {
  margin-bottom: 0.85rem;
  color: var(--uniem-text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

p:last-child {
  margin-bottom: 0;
}

.text-lead {
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--uniem-text-secondary);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  text-transform: uppercase;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--uniem-gold-primary);
  margin-bottom: 0.5rem;
  font-family: var(--font-sans);
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 2px;
  background-color: var(--uniem-gold-primary);
}

/* --------------------------------------------------------------------------
   4. Structure du Layout (Espaces Aérés)
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section {
  padding-top: 4.25rem;
  padding-bottom: 4.25rem;
  position: relative;
}

.section-alt {
  background-color: var(--uniem-bg-surface);
  border-top: 1px solid var(--uniem-border-color);
  border-bottom: 1px solid var(--uniem-border-color);
}

.section-dark {
  background-color: var(--uniem-navy-dark);
  color: #ffffff;
  border-top: 3px solid var(--uniem-gold-primary);
}

.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: #ffffff;
}

.section-dark p {
  color: #cbd5e1;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3rem auto;
}

.section-header.text-left {
  text-align: left;
  margin-left: 0;
}

/* --------------------------------------------------------------------------
   5. En-Tête & Navigation Institutionnelle
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: #ffffff;
  box-shadow: var(--shadow-sm);
  border-bottom: 2px solid var(--uniem-navy-primary);
}

.top-bar {
  background-color: var(--uniem-navy-dark);
  color: #ffffff;
  font-size: 0.75rem;
  padding: 0.35rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.top-bar-notice {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.badge-official {
  background-color: var(--uniem-gold-primary);
  color: var(--uniem-navy-dark);
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
  padding: 0.12rem 0.4rem;
  border-radius: var(--radius-sm);
  letter-spacing: 0.04em;
}

.top-bar-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.top-bar-links a {
  color: #e2e8f0;
  font-size: 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.top-bar-links a:hover {
  color: var(--uniem-gold-primary);
}

.navbar-main {
  padding: 0.75rem 0;
}

.navbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.brand-logo-img {
  width: 50px;
  height: auto;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.08));
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--uniem-navy-primary);
  line-height: 1;
  letter-spacing: 0.03em;
}

.brand-subtitle {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--uniem-text-secondary);
  letter-spacing: 0.04em;
  margin-top: 0.15rem;
}

.brand-motto {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.65rem;
  color: var(--uniem-gold-primary);
  font-weight: 600;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.nav-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--uniem-navy-dark);
  padding: 0.4rem 0.2rem;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--uniem-gold-primary);
  transition: width 0.2s ease-in-out;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link.active {
  color: var(--uniem-navy-primary);
}

.nav-cta-btn {
  background-color: var(--uniem-gold-primary);
  color: var(--uniem-navy-dark);
  font-weight: 700;
  font-size: 0.84rem;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--uniem-gold-hover);
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: var(--transition);
}

.nav-cta-btn:hover {
  background-color: var(--uniem-gold-hover);
  color: #ffffff;
  transform: translateY(-1px);
}

.mobile-toggle {
  display: none;
  background: none;
  border: 1px solid var(--uniem-border-color);
  padding: 0.45rem 0.55rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--uniem-navy-dark);
}

.mobile-toggle svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

/* --------------------------------------------------------------------------
   6. Hero Section (Image Bien Visible + Fond Transparent Subtil)
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  background-color: var(--uniem-navy-dark);
  color: #ffffff;
  padding: 4.5rem 0 4rem 0;
  overflow: hidden;
  border-bottom: 3px solid var(--uniem-gold-primary);
}

.hero-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.50;
  filter: contrast(105%);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  /* Dégradé doux et transparent permettant à l'image d'être admirée */
  background: linear-gradient(90deg, rgba(7, 26, 51, 0.62) 0%, rgba(7, 26, 51, 0.45) 55%, rgba(10, 53, 110, 0.30) 100%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(7, 26, 51, 0.65);
  border: 1px solid var(--uniem-gold-primary);
  color: var(--uniem-gold-primary);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
  backdrop-filter: blur(4px);
}

.hero-title {
  color: #ffffff;
  font-size: clamp(1.9rem, 3.4vw, 2.7rem);
  font-weight: 800;
  line-height: 1.22;
  margin-bottom: 1.1rem;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.45);
}

.hero-title span {
  color: var(--uniem-gold-primary);
  display: block;
}

.hero-description {
  color: #f1f5f9;
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 1.8rem;
  max-width: 580px;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-panel-frame {
  position: relative;
  background-color: #ffffff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.3);
  overflow: hidden;
}

.hero-panel-frame img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.hero-panel-frame:hover img {
  transform: scale(1.02);
}

.hero-panel-caption {
  padding: 1rem 1.25rem;
  background-color: #ffffff;
  border-top: 3px solid var(--uniem-navy-primary);
}

.hero-panel-title {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--uniem-navy-dark);
  margin-bottom: 0.2rem;
}

.hero-panel-text {
  font-size: 0.78rem;
  color: var(--uniem-text-muted);
}

/* --------------------------------------------------------------------------
   7. Boutons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  font-weight: 700;
  font-size: 0.88rem;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  text-align: center;
}

.btn-primary {
  background-color: var(--uniem-gold-primary);
  color: var(--uniem-navy-dark);
  border-color: var(--uniem-gold-hover);
}

.btn-primary:hover {
  background-color: var(--uniem-gold-hover);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(230, 161, 0, 0.25);
}

.btn-outline-light {
  background-color: rgba(7, 26, 51, 0.4);
  color: #ffffff;
  border-color: #ffffff;
  backdrop-filter: blur(4px);
}

.btn-outline-light:hover {
  background-color: #ffffff;
  color: var(--uniem-navy-dark);
  transform: translateY(-1px);
}

.btn-navy {
  background-color: var(--uniem-navy-primary);
  color: #ffffff;
  border-color: var(--uniem-navy-dark);
}

.btn-navy:hover {
  background-color: var(--uniem-navy-dark);
  color: var(--uniem-gold-primary);
  transform: translateY(-1px);
}

.btn-outline-navy {
  background-color: transparent;
  color: var(--uniem-navy-primary);
  border-color: var(--uniem-navy-primary);
}

.btn-outline-navy:hover {
  background-color: var(--uniem-navy-primary);
  color: #ffffff;
}

/* --------------------------------------------------------------------------
   8. Section Vision & Le Mot du Promoteur (Me Mays Mavuemba Luzitusu)
   -------------------------------------------------------------------------- */
.vision-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 3rem;
  align-items: center;
}

.promoter-card {
  background-color: #ffffff;
  border: 1px solid var(--uniem-border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  text-align: center;
}

.promoter-photo-wrap {
  position: relative;
  background-color: var(--uniem-navy-dark);
}

.promoter-photo-wrap img {
  width: 100%;
  height: 350px;
  object-fit: cover;
  object-position: top center;
}

.promoter-badge {
  position: absolute;
  bottom: 0.85rem;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--uniem-navy-primary);
  color: #ffffff;
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid var(--uniem-gold-primary);
  white-space: nowrap;
}

.promoter-meta {
  padding: 1.25rem;
  background-color: #ffffff;
}

.promoter-name {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--uniem-navy-dark);
  margin-bottom: 0.2rem;
}

.promoter-title {
  font-size: 0.8rem;
  color: var(--uniem-text-muted);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.promoter-signature {
  display: flex;
  justify-content: center;
  align-items: center;
  padding-top: 0.6rem;
  border-top: 1px solid var(--uniem-border-color);
}

.signature-svg {
  height: 40px;
  width: auto;
  stroke: var(--uniem-navy-primary);
  fill: none;
}

.vision-quote-block {
  border-left: 3px solid var(--uniem-gold-primary);
  padding-left: 1.25rem;
  margin: 1.2rem 0;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--uniem-navy-dark);
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   9. Chiffres Clés & Impact
   -------------------------------------------------------------------------- */
.stats-banner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.stat-box {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-top: 3px solid var(--uniem-gold-primary);
  padding: 1.5rem 1rem;
  border-radius: var(--radius-sm);
  text-align: center;
  transition: var(--transition);
}

.stat-box:hover {
  background-color: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--uniem-gold-primary);
  line-height: 1;
  margin-bottom: 0.35rem;
}

.stat-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: #e2e8f0;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.impact-narrative {
  background-color: rgba(255, 255, 255, 0.04);
  border-left: 3px solid var(--uniem-gold-primary);
  padding: 1.5rem 2rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.impact-narrative h3 {
  color: #ffffff;
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.impact-narrative p {
  color: #cbd5e1;
  font-size: 0.95rem;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   10. Les 8 Facultés (Grille 4 Colonnes Équilibrée & Respiration Parfaite)
   -------------------------------------------------------------------------- */
.faculties-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* 8 facultés bien ordonnées en 2 rangées de 4 */
  gap: 1.4rem;
}

.faculty-card {
  background-color: #ffffff;
  border: 1px solid var(--uniem-border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.faculty-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--uniem-navy-primary);
}

.faculty-img-wrap {
  position: relative;
  height: 155px;
  overflow: hidden;
  background-color: var(--uniem-navy-dark);
}

.faculty-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

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

.faculty-code-badge {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background-color: var(--uniem-navy-dark);
  color: var(--uniem-gold-primary);
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 800;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--uniem-gold-primary);
}

.faculty-body {
  padding: 1.25rem 1.15rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.faculty-tag {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--uniem-gold-hover);
  margin-bottom: 0.35rem;
  letter-spacing: 0.04em;
}

.faculty-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--uniem-navy-dark);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.faculty-desc {
  font-size: 0.85rem;
  color: var(--uniem-text-secondary);
  line-height: 1.5;
  margin-bottom: 1rem;
  flex-grow: 1;
}

.faculty-link {
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--uniem-navy-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  margin-top: auto;
}

.faculty-link:hover {
  color: var(--uniem-gold-hover);
  padding-left: 3px;
}

/* --------------------------------------------------------------------------
   11. Actualités & Recherche
   -------------------------------------------------------------------------- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.news-card {
  background-color: #ffffff;
  border: 1px solid var(--uniem-border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.news-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--uniem-navy-primary);
}

.news-img-wrap {
  height: 165px;
  overflow: hidden;
}

.news-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

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

.news-body {
  padding: 1.35rem 1.25rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.news-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
  color: var(--uniem-text-muted);
  margin-bottom: 0.5rem;
}

.news-category {
  color: var(--uniem-navy-primary);
  font-weight: 700;
  text-transform: uppercase;
}

.news-title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 0.5rem;
  color: var(--uniem-navy-dark);
}

.news-excerpt {
  font-size: 0.85rem;
  color: var(--uniem-text-secondary);
  line-height: 1.5;
  margin-bottom: 1rem;
  flex-grow: 1;
}

.news-author {
  font-size: 0.72rem;
  color: var(--uniem-text-muted);
  font-style: italic;
  border-top: 1px solid var(--uniem-border-color);
  padding-top: 0.5rem;
}

/* --------------------------------------------------------------------------
   12. Écosystème Professionnel
   -------------------------------------------------------------------------- */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-top: 2rem;
}

.partner-card {
  background-color: #ffffff;
  border: 1px solid var(--uniem-border-color);
  padding: 1.5rem 1rem;
  border-radius: var(--radius-sm);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.partner-card:hover {
  border-color: var(--uniem-gold-primary);
  transform: translateY(-2px);
}

.partner-abbr {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--uniem-navy-primary);
  margin-bottom: 0.25rem;
}

.partner-desc {
  font-size: 0.78rem;
  color: var(--uniem-text-muted);
  line-height: 1.4;
}

/* --------------------------------------------------------------------------
   13. Vie Étudiante & Soyo 4 (Matadi)
   -------------------------------------------------------------------------- */
.campus-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.campus-img-frame {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 3px solid #ffffff;
}

.campus-img-frame img {
  width: 100%;
  height: 380px;
  object-fit: cover;
}

.campus-badge-overlay {
  position: absolute;
  bottom: 1.25rem;
  left: 1.25rem;
  background-color: rgba(7, 26, 51, 0.88);
  color: #ffffff;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--uniem-gold-primary);
  backdrop-filter: blur(4px);
}

.campus-badge-title {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--uniem-gold-primary);
}

.campus-badge-sub {
  font-size: 0.72rem;
  color: #e2e8f0;
}

.features-list {
  margin-top: 1.25rem;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  margin-bottom: 1rem;
}

.feature-bullet {
  width: 8px;
  height: 8px;
  background-color: var(--uniem-gold-primary);
  margin-top: 0.45rem;
  flex-shrink: 0;
  border-radius: 1px;
}

.feature-content h4 {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--uniem-navy-dark);
  margin-bottom: 0.15rem;
}

.feature-content p {
  font-size: 0.85rem;
  color: var(--uniem-text-secondary);
  line-height: 1.45;
}

/* --------------------------------------------------------------------------
   14. Agenda & FAQ Accordéon
   -------------------------------------------------------------------------- */
.dual-section-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.calendar-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background-color: #ffffff;
  border: 1px solid var(--uniem-border-color);
  padding: 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
  transition: var(--transition);
}

.calendar-item:hover {
  border-color: var(--uniem-navy-primary);
  box-shadow: var(--shadow-sm);
}

.calendar-date-badge {
  background-color: var(--uniem-navy-dark);
  color: #ffffff;
  min-width: 58px;
  padding: 0.5rem 0.35rem;
  text-align: center;
  border-radius: var(--radius-sm);
  border-top: 3px solid var(--uniem-gold-primary);
}

.cal-day {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  line-height: 1;
  color: var(--uniem-gold-primary);
}

.cal-month {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-top: 0.1rem;
}

.calendar-info h4 {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--uniem-navy-dark);
  margin-bottom: 0.2rem;
}

.calendar-place {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--uniem-gold-hover);
  margin-bottom: 0.25rem;
}

.calendar-details {
  font-size: 0.82rem;
  color: var(--uniem-text-muted);
  line-height: 1.4;
}

.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background-color: #ffffff;
  border: 1px solid var(--uniem-border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.active {
  border-color: var(--uniem-navy-primary);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 1rem 1.15rem;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--uniem-navy-dark);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.85rem;
  cursor: pointer;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--uniem-gold-hover);
  background-color: var(--uniem-blue-subtle);
}

.faq-indicator {
  font-size: 1.2rem;
  line-height: 1;
  color: var(--uniem-gold-primary);
  transition: transform 0.25s ease;
  font-weight: 700;
}

.faq-item.active .faq-indicator {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
  background-color: #ffffff;
}

.faq-answer-inner {
  padding: 0 1.15rem 1.15rem 1.15rem;
  font-size: 0.88rem;
  color: var(--uniem-text-secondary);
  line-height: 1.55;
  border-top: 1px solid var(--uniem-border-color);
  padding-top: 0.75rem;
}

.faq-item.active .faq-answer {
  max-height: 400px;
  transition: max-height 0.35s ease-in-out;
}

/* --------------------------------------------------------------------------
   15. Animations d'Apparition au Moment du Scroll (Scroll Reveal Natif)
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-fade {
  opacity: 0;
  transition: opacity 0.75s ease;
  will-change: opacity;
}

.reveal-fade.is-revealed {
  opacity: 1;
}

/* Délais en cascade subtils pour les cartes */
.delay-1 { transition-delay: 0.08s; }
.delay-2 { transition-delay: 0.16s; }
.delay-3 { transition-delay: 0.24s; }
.delay-4 { transition-delay: 0.32s; }
.delay-5 { transition-delay: 0.40s; }
.delay-6 { transition-delay: 0.48s; }
.delay-7 { transition-delay: 0.56s; }
.delay-8 { transition-delay: 0.64s; }

/* --------------------------------------------------------------------------
   16. Pied de Page Institutionnel
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--uniem-navy-dark);
  color: #ffffff;
  border-top: 3px solid var(--uniem-gold-primary);
  padding-top: 3.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

.footer-col h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  color: #ffffff;
  margin-bottom: 1rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background-color: var(--uniem-gold-primary);
}

.footer-brand-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.footer-logo-img {
  width: 46px;
  height: auto;
}

.footer-brand-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1;
}

.footer-brand-motto {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.7rem;
  color: var(--uniem-gold-primary);
}

.footer-text {
  font-size: 0.82rem;
  color: #cbd5e1;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.footer-links li {
  margin-bottom: 0.55rem;
}

.footer-links a {
  color: #cbd5e1;
  font-size: 0.82rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--uniem-gold-primary);
  padding-left: 3px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  margin-bottom: 0.75rem;
  font-size: 0.82rem;
  color: #cbd5e1;
}

.footer-contact-item svg {
  width: 16px;
  height: 16px;
  fill: var(--uniem-gold-primary);
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.footer-bottom {
  background-color: #040f1e;
  padding: 1.25rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.78rem;
  color: #94a3b8;
}

.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.footer-legal-links {
  display: flex;
  gap: 1.25rem;
}

.footer-legal-links a {
  color: #94a3b8;
}

.footer-legal-links a:hover {
  color: var(--uniem-gold-primary);
}

/* Alertes & Flash */
.flash-alert {
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
  font-size: 0.88rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  border: 1px solid transparent;
}

.flash-alert.success { background-color: #ecfdf5; color: #065f46; border-color: #a7f3d0; }
.flash-alert.danger { background-color: #fef2f2; color: #991b1b; border-color: #fecaca; }

/* --------------------------------------------------------------------------
   17. Responsive Media Queries
   -------------------------------------------------------------------------- */
@media (max-width: 1100px) {
  .faculties-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .vision-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-banner {
    grid-template-columns: repeat(2, 1fr);
  }
  .partners-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .top-bar {
    padding: 0.25rem 0;
  }
  .top-bar-inner {
    flex-direction: row;
    align-items: center;
  }
  .top-bar-notice > span:not(.badge-official),
  .top-bar-links {
    display: none;
  }
  .navbar-main {
    padding: 0.5rem 0;
  }
  .navbar-inner {
    gap: 0.5rem;
  }
  .brand-wrapper {
    gap: 0.6rem;
  }
  .brand-logo-img {
    width: 40px;
  }
  .brand-title {
    font-size: 1.25rem;
  }
  .brand-subtitle,
  .brand-motto {
    display: none;
  }
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: #ffffff;
    flex-direction: column;
    padding: 1.25rem;
    box-shadow: var(--shadow-lg);
    border-top: 1px solid var(--uniem-border-color);
  }
  .nav-menu.open {
    display: flex;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-panel-frame img {
    height: 240px;
  }
  .faculties-grid,
  .news-grid {
    grid-template-columns: 1fr;
  }
  .campus-layout,
  .dual-section-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .stats-banner {
    grid-template-columns: 1fr;
  }
  .partners-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom-inner {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    gap: 0.75rem;
  }
  .footer-bottom-inner > div:first-child {
    line-height: 1.5;
  }
  .footer-legal-links {
    width: 100%;
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 0.6rem 1rem;
  }
}