/* =====================================================
   LA ROUTE DES ESCLAVES – Design System
   Abomey → Ouidah | Site mémoriel haut de gamme
   ===================================================== */

:root {
  /* Couleurs */
  --ocre: #8B5E3C;
  --laterite: #6B2E1F;
  --ivoire: #F8F4EF;
  --charbon: #1A1A1A;
  --or: #C9A86C;
  --gris: #4A4036;
  --gris-clair: #E8E0D5;
  --blanc: #FFFFFF;

  /* Typographie */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  /* Espacements */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  /* Autres */
  --radius: 8px;
  --shadow: 0 4px 20px rgba(26, 26, 26, 0.08);
  --transition: 0.25s ease;
  --max-width: 1280px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--charbon);
  background: var(--ivoire);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* Typographie */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  color: var(--charbon);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.6rem); }

p { margin-bottom: 1rem; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* ========== HEADER ========== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(248, 244, 239, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gris-clair);
  height: 72px;
  display: flex;
  align-items: center;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.logo {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--laterite);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-placeholder {
  width: 36px;
  height: 36px;
  background: var(--laterite);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ivoire);
  font-size: 0.7rem;
  font-weight: 700;
}

.nav {
  display: flex;
  gap: 1.75rem;
  align-items: center;
}

.nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gris);
  transition: color var(--transition);
  position: relative;
}

.nav a:hover,
.nav a.active {
  color: var(--laterite);
}

.nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--or);
  transition: width var(--transition);
}

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

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

.lang-switch {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gris);
  cursor: pointer;
}

.lang-switch span.active { color: var(--laterite); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.4rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--font-body);
}

.btn-primary {
  background: var(--laterite);
  color: var(--ivoire);
}

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

.btn-secondary {
  background: transparent;
  color: var(--ocre);
  border: 1.5px solid var(--ocre);
}

.btn-secondary:hover {
  background: var(--ocre);
  color: var(--ivoire);
}

.btn-ghost {
  background: transparent;
  color: var(--gris);
  padding: 0.5rem 0.8rem;
}

/* Mobile menu */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--charbon);
  margin: 5px 0;
  transition: var(--transition);
}

/* ========== HERO ========== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: linear-gradient(160deg, #3d1f12 0%, #6B2E1F 40%, #8B5E3C 100%);
  color: var(--ivoire);
  text-align: center;
  padding: 6rem 1.5rem 4rem;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.hero-badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: rgba(201, 168, 108, 0.2);
  border: 1px solid var(--or);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
  color: var(--or);
}

.hero h1 {
  color: var(--ivoire);
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: 1.15rem;
  opacity: 0.9;
  margin-bottom: 2.5rem;
  font-weight: 400;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero .btn-primary {
  background: var(--or);
  color: var(--charbon);
}

.hero .btn-primary:hover {
  background: #d4b87a;
}

.hero .btn-secondary {
  border-color: rgba(255,255,255,0.5);
  color: var(--ivoire);
}

.hero .btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--ivoire);
}

/* ========== SECTIONS ========== */
.section {
  padding: var(--space-2xl) 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-xl);
}

.section-header h2 {
  margin-bottom: 0.75rem;
}

.section-header p {
  color: var(--gris);
  font-size: 1.05rem;
}

/* Chiffres clés */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  background: var(--laterite);
  color: var(--ivoire);
  padding: var(--space-xl) 0;
}

.stat {
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--or);
  line-height: 1;
  margin-bottom: 0.3rem;
}

.stat-label {
  font-size: 0.95rem;
  opacity: 0.9;
}

/* Cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.75rem;
}

.card {
  background: var(--blanc);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(26, 26, 26, 0.12);
}

.card-image {
  height: 200px;
  background: linear-gradient(135deg, var(--ocre), var(--laterite));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ivoire);
  font-size: 0.85rem;
  position: relative;
}

.card-image .placeholder-text {
  opacity: 0.7;
  text-align: center;
  padding: 1rem;
}

.card-body {
  padding: 1.25rem 1.5rem 1.5rem;
}

.card-number {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--or);
  letter-spacing: 0.05em;
  margin-bottom: 0.35rem;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
  color: var(--charbon);
}

.card-meta {
  font-size: 0.85rem;
  color: var(--gris);
  margin-bottom: 0.75rem;
}

.card-excerpt {
  font-size: 0.9rem;
  color: var(--gris);
  margin-bottom: 1rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--laterite);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.card-link:hover {
  color: var(--ocre);
}

/* Map placeholder */
.map-section {
  background: var(--gris-clair);
}

.map-placeholder {
  height: 420px;
  background: linear-gradient(180deg, #d4c4b0 0%, #c4b09a 100%);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--gris);
  position: relative;
  overflow: hidden;
}

.map-placeholder::before {
  content: '';
  position: absolute;
  top: 20%;
  left: 15%;
  right: 15%;
  height: 4px;
  background: var(--laterite);
  border-radius: 2px;
  transform: rotate(-8deg);
}

.map-placeholder p {
  position: relative;
  z-index: 1;
  font-weight: 500;
  margin-top: 1rem;
}

/* Quote */
.quote-section {
  background: var(--charbon);
  color: var(--ivoire);
  text-align: center;
  padding: var(--space-2xl) 0;
}

.quote-text {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  font-style: italic;
  max-width: 800px;
  margin: 0 auto 1.5rem;
  line-height: 1.5;
}

.quote-author {
  font-size: 0.95rem;
  color: var(--or);
}

/* Site detail page */
.site-hero {
  padding: 8rem 0 3rem;
  background: linear-gradient(135deg, var(--laterite), var(--ocre));
  color: var(--ivoire);
}

.site-hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.site-number {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--or);
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.site-hero h1 {
  color: var(--ivoire);
  margin-bottom: 0.75rem;
}

.site-location {
  font-size: 1rem;
  opacity: 0.85;
  margin-bottom: 1.5rem;
}

.site-image-placeholder {
  height: 320px;
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px dashed rgba(255,255,255,0.3);
}

.content-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 3rem;
  padding: var(--space-xl) 0;
}

.content-main h2 {
  margin-bottom: 1rem;
  color: var(--laterite);
}

.content-main h3 {
  margin: 1.75rem 0 0.75rem;
  color: var(--ocre);
}

.sidebar-card {
  background: var(--blanc);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  margin-bottom: 1.5rem;
}

.sidebar-card h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: 0.75rem;
  color: var(--laterite);
}

.sidebar-card p,
.sidebar-card li {
  font-size: 0.9rem;
  color: var(--gris);
}

/* Filters */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.filter-btn {
  padding: 0.45rem 1rem;
  border-radius: 50px;
  border: 1px solid var(--gris-clair);
  background: var(--blanc);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gris);
  cursor: pointer;
  transition: all var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--laterite);
  color: var(--ivoire);
  border-color: var(--laterite);
}

/* Footer */
.footer {
  background: var(--charbon);
  color: rgba(255,255,255,0.8);
  padding: var(--space-xl) 0 var(--space-md);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

.footer h4 {
  color: var(--ivoire);
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: 1rem;
}

.footer a {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  opacity: 0.75;
  transition: opacity var(--transition);
}

.footer a:hover { opacity: 1; color: var(--or); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  opacity: 0.6;
}

/* Page header (internal) */
.page-header {
  padding: 8rem 0 3rem;
  background: linear-gradient(160deg, #3d1f12, var(--laterite));
  color: var(--ivoire);
  text-align: center;
}

.page-header h1 {
  color: var(--ivoire);
  margin-bottom: 0.75rem;
}

.page-header p {
  opacity: 0.85;
  max-width: 600px;
  margin: 0 auto;
}

.breadcrumb {
  font-size: 0.85rem;
  margin-bottom: 1rem;
  opacity: 0.7;
}

.breadcrumb a:hover { color: var(--or); }

/* Forms */
.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
  color: var(--gris);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--gris-clair);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: var(--blanc);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--or);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

/* Utilities */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mb-2 { margin-bottom: 1rem; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* Responsive */
@media (max-width: 900px) {
  .nav { display: none; }
  .menu-toggle { display: block; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .site-hero .container,
  .content-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .stats { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-ctas { flex-direction: column; align-items: center; }
  .header-actions .btn { display: none; }
}

/* ========== ESPACES PARTENAIRES & PUBLICITÉ ========== */
.ad-slot,
.partner-slot {
  background: var(--blanc);
  border: 1px solid var(--gris-clair);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--gris);
  font-size: 0.8rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.ad-slot:hover,
.partner-slot:hover {
  border-color: var(--or);
}

.ad-slot.is-empty,
.partner-slot.is-empty {
  background: repeating-linear-gradient(
    -45deg,
    var(--ivoire),
    var(--ivoire) 8px,
    #f0ebe3 8px,
    #f0ebe3 16px
  );
  color: var(--gris);
  min-height: 90px;
  padding: 1rem;
}

.ad-slot img,
.partner-slot img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.ad-label {
  position: absolute;
  top: 6px;
  right: 8px;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gris);
  opacity: 0.7;
}

/* Tailles standard */
.ad-banner-leaderboard {
  width: 100%;
  max-width: 728px;
  height: 90px;
  margin: 0 auto;
}

.ad-banner-mobile {
  width: 100%;
  max-width: 320px;
  height: 50px;
  margin: 0 auto;
}

.ad-rectangle {
  width: 100%;
  max-width: 300px;
  height: 250px;
}

.ad-half-page {
  width: 100%;
  max-width: 300px;
  height: 600px;
}

.partner-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 0;
}

.partner-logo {
  width: 140px;
  height: 64px;
  padding: 0.5rem 1rem;
}

.partner-logo.is-empty {
  min-height: 64px;
}

.partners-section {
  background: var(--blanc);
  border-top: 1px solid var(--gris-clair);
  border-bottom: 1px solid var(--gris-clair);
  padding: var(--space-lg) 0;
}

.partners-section .section-label {
  text-align: center;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gris);
  margin-bottom: 1.25rem;
}

.ad-section {
  padding: var(--space-md) 0;
}

.ad-section.muted {
  background: transparent;
}

.sidebar-ad {
  margin-top: 1.5rem;
}

/* Grille partenaires page dédiée */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.partner-card {
  background: var(--blanc);
  border: 1px solid var(--gris-clair);
  border-radius: var(--radius);
  padding: 1.5rem 1rem;
  text-align: center;
  min-height: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.partner-card .partner-tier {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ocre);
}

@media (max-width: 600px) {
  .ad-banner-leaderboard {
    height: 60px;
  }
  .partner-logo {
    width: 110px;
    height: 52px;
  }
}

/* ========== LOGO ASSOCIATION ========== */
.logo img.logo-img {
  height: 48px;
  width: auto;
  border-radius: 50%;
  object-fit: cover;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--laterite);
}
.logo span.logo-text {
  line-height: 1.2;
  max-width: 200px;
}
.logo span.logo-text small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--gris);
  letter-spacing: 0.02em;
}

/* Admin panel */
.admin-layout { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.admin-sidebar { background: var(--charbon); color: #fff; padding: 1.5rem; }
.admin-sidebar a { display: block; color: #ccc; padding: 0.6rem 0; border-bottom: 1px solid #333; }
.admin-sidebar a:hover, .admin-sidebar a.active { color: var(--or); }
.admin-main { padding: 2rem; background: var(--ivoire); }
.admin-card { background: #fff; border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow); margin-bottom: 1.5rem; }
.admin-login { max-width: 400px; margin: 4rem auto; }
@media (max-width: 768px) {
  .admin-layout { grid-template-columns: 1fr; }
  .logo span.logo-text { display: none; }
}