/* ==========================================================================
   FONEA Congo — template institutionnel statique (HTML + CSS, sans framework)
   Design : éditorial / bento grid. Palette : vert forêt, or, brique, papier.
   ========================================================================== */

:root {
  --bg: #fbfaf4;
  --paper: #f4f1e4;
  --card: #ffffff;
  --fg: #1c2c22;
  --muted-fg: #5f6d61;
  --primary: #01a65a;
  --primary-fg: #fbfaf4;
  --ink: #01a65a;
  --ink-fg: #f7f5ea;
  --gold: #e2ab34;
  --gold-fg: #01a65a;
  --brique: #b23a21;
  --brique-fg: #fbfaf4;
  --secondary: #e6ece2;
  --accent: #f0e7c8;
  --accent-fg: #23402c;
  --border: #dbe0d1;
  --radius: 14px;
  --shadow: 0 1px 0 0 var(--border), 0 18px 40px -32px rgba(22, 48, 31, 0.55);
  --shadow-lift: 0 24px 60px -34px rgba(22, 48, 31, 0.6);
  --font-display: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  --font-sans: "DM Sans", ui-sans-serif, system-ui, sans-serif;
  --wrap: 1300px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  line-height: 1.12;
  margin: 0;
}

p {
  margin: 0;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 20px;
}

.eyebrow {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.text-primary {
  color: var(--primary);
}
.text-brique {
  color: var(--brique);
}
.text-gold {
  color: var(--gold);
}
.muted {
  color: var(--muted-fg);
}
.small {
  font-size: 0.875rem;
}
.tiny {
  font-size: 0.78rem;
}
.center {
  text-align: center;
}

.rule-congo {
  height: 3px;
  background: linear-gradient(
    90deg,
    var(--primary) 0 33.3%,
    var(--gold) 33.3% 66.6%,
    var(--brique) 66.6% 100%
  );
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 12px 20px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s ease, background 0.2s ease;
}
.btn-primary {
  background: var(--primary);
  color: var(--primary-fg);
}
.btn-primary:hover {
  opacity: 0.9;
}
.btn-gold {
  background: var(--gold);
  color: var(--gold-fg);
}
.btn-ghost {
  background: var(--card);
  border-color: var(--border);
  color: var(--fg);
}
.btn-ghost:hover {
  background: var(--secondary);
}

/* ---------- En-tête & méga menu ---------- */
.topbar {
  background: var(--ink);
  color: var(--ink-fg);
  font-size: 0.78rem;
}
.topbar .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  justify-content: space-between;
  padding-top: 8px;
  padding-bottom: 8px;
}
.topbar span {
  opacity: 0.8;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255, 255, 255, 1);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  justify-content: space-between;
  padding: 14px 20px;
  max-width: var(--wrap);
  margin: 0 auto;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--primary);
  color: var(--primary-fg);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.8rem;
  display: grid;
  place-items: center;
  letter-spacing: 0.06em;
}
.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.1;
}
.brand-sub {
  font-size: 0.7rem;
  color: var(--muted-fg);
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-item {
  position: relative;
}
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
}
.nav-link:hover,
.nav-link.is-active {
  background: var(--secondary);
  color: var(--primary);
}

/* Panneau méga menu, ouvert au survol — 100 % CSS */
.mega {
  position: absolute;
  top: calc(100% + 10px);
  left: -50%;
  transform: translate(-50%, 8px);
  width: min(880px, calc(100vw - 40px));
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lift);
  padding: 22px;
  display: grid;
  gap: 20px;
  grid-template-columns: 1.4fr 1fr;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
}
.nav-item:hover .mega,
.nav-item:focus-within .mega {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}
.mega-cards {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.mega-card {
  display: grid;
  gap: 10px;
  grid-template-columns: 72px minmax(0, 1fr);
  align-items: center;
  padding: 8px;
  border-radius: 10px;
}
.mega-card:hover {
  background: var(--paper);
}
.mega-card img {
  width: 72px;
  height: 56px;
  object-fit: cover;
  border-radius: 8px;
}
.mega-card strong {
  font-size: 0.88rem;
}
.mega-side {
  background: var(--paper);
  border-radius: 10px;
  padding: 16px;
}
.mega-side li + li {
  margin-top: 8px;
}
.mega-side a {
  font-size: 0.88rem;
  font-weight: 600;
}
.mega-side a:hover {
  color: var(--primary);
}

.burger {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
}
.mobile-nav {
  display: none;
  border-top: 1px solid var(--border);
  padding: 12px 20px 18px;
}
.mobile-nav.open {
  display: block;
}
.mobile-nav a {
  display: block;
  padding: 10px 0;
  font-weight: 600;
  border-bottom: 1px solid var(--border);
}

/* ---------- Barre « À la une » (défilement continu) ---------- */
.alaune {
  background: var(--ink);
  color: var(--ink-fg);
  border-bottom: 3px solid var(--gold);
  overflow: hidden;
}
.alaune-inner {
  display: flex;
  align-items: center;
  gap: 0;
}
.alaune-tag {
  flex: 0 0 auto;
  background: var(--brique);
  color: var(--brique-fg);
  padding: 10px 18px;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.ticker {
  position: relative;
  flex: 1 1 auto;
  overflow: hidden;
  white-space: nowrap;
  mask-image: linear-gradient(90deg, transparent, #000 40px, #000 calc(100% - 40px), transparent);
}
.ticker-track {
  display: inline-flex;
  align-items: center;
  gap: 0;
  padding-left: 100%;
  animation: ticker 34s linear infinite;
}
.ticker:hover .ticker-track {
  animation-play-state: paused;
}
.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 26px;
  font-size: 0.85rem;
}
.ticker-item time {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brique);
}
.ticker-item::after {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--brique);
  opacity: 0.6;
  margin-left: 16px;
}
@keyframes ticker {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-100%);
  }
}
@media (prefers-reduced-motion: reduce) {
  .ticker-track {
    animation: none;
    padding-left: 0;
  }
}

/* ---------- Sections ---------- */
.section {
  padding: 60px 0;
}
.section-paper {
  background: var(--paper);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-head {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 32px;
}
.section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-top: 12px;
}
.page-hero {
  background: var(--paper);
  border-bottom: 1px solid var(--border);
  padding: 56px 0;
}
.page-hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-top: 14px;
}
.page-hero p {
  margin-top: 18px;
  max-width: 62ch;
  color: var(--muted-fg);
}

/* ---------- Cellules bento ---------- */
.bento {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
  overflow: hidden;
}
.bento:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lift);
}
.bento-ink {
  background: var(--ink);
  color: var(--ink-fg);
  border-radius: var(--radius);
  border: 1px solid transparent;
}
.bento-accent {
  background: var(--accent);
  color: var(--accent-fg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.pad {
  padding: 24px;
}
.pad-lg {
  padding: 32px;
}

/* ---------- Hero : grille éditoriale 7 images ---------- */
.hero {
  padding: 40px 0 0px;
  background: var(--paper);
  border-bottom: 1px solid var(--border);
}
.hero-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1.05fr 1.35fr;
  align-items: start;
}
.hero-copy h1 {
  font-size: clamp(2rem, 4.4vw, 3.2rem);
  margin-top: 18px;
}
.hero-copy p {
  margin-top: 20px;
  color: var(--muted-fg);
  max-width: 46ch;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
  border-top: 1px solid var(--border);
  padding-top: 20px;
}
.hero-stats dt {
  font-size: 0.75rem;
  color: var(--muted-fg);
}
.hero-stats dd {
  margin: 4px 0 0;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
}

/* Mosaïque : carrousel 3 images + 4 vignettes (2 par ligne) */
.hero-media {
  display: grid;
  gap: 16px;
}
.carousel {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  background: var(--ink);
}
.carousel-viewport {
  position: relative;
  height: 300px;
}
.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.7s ease;
}
.slide.is-active {
  opacity: 1;
}
.slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.slide figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 40px 20px 18px;
  background: linear-gradient(to top, rgba(11, 24, 16, 0.9), transparent);
  color: #fff;
}
.slide figcaption .eyebrow {
  color: var(--gold);
}
.slide figcaption strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-top: 6px;
}
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.4);
  background: rgba(11, 24, 16, 0.5);
  color: #fff;
  font-size: 1rem;
  cursor: pointer;
  display: grid;
  place-items: center;
}
.carousel-btn:hover {
  background: rgba(11, 24, 16, 0.8);
}
.carousel-btn.prev {
  left: 12px;
}
.carousel-btn.next {
  right: 12px;
}
.carousel-dots {
  position: absolute;
  bottom: 14px;
  right: 18px;
  display: flex;
  gap: 8px;
}
.carousel-dots button {
  width: 9px;
  height: 9px;
  padding: 0;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.45);
  cursor: pointer;
}
.carousel-dots button.is-active {
  background: var(--gold);
  width: 22px;
  border-radius: 999px;
}

.tiles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.tile {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.tile img {
  width: 100%;
  height: 190px;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.tile:hover img {
  transform: scale(1.05);
}
.tile figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 26px 14px 12px;
  background: linear-gradient(to top, rgba(11, 24, 16, 0.88), transparent);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 600;
}

/* ---------- Chiffres clés ---------- */
.figures {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--border);
  border-bottom: 1px solid var(--border);
}
.figures div {
  background: var(--bg);
  padding: 28px 22px;
}
.figures p:first-child {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
}
.figures p:last-child {
  color: var(--muted-fg);
  font-size: 0.85rem;
  margin-top: 6px;
}

/* ---------- Grilles génériques ---------- */
.grid {
  display: grid;
  gap: 16px;
}
.g2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.g3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.g4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.span2 {
  grid-column: span 2;
}
.span3 {
  grid-column: span 3;
}
.row2 {
  grid-row: span 2;
}
.bento h3 {
  font-size: 1.1rem;
  margin-top: 12px;
}
.bento p {
  margin-top: 8px;
  color: var(--muted-fg);
  font-size: 0.9rem;
}
.bento-ink p {
  color: inherit;
  opacity: 0.82;
}
.bento-accent p {
  color: inherit;
}
.meta {
  margin-top: 16px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
  font-size: 0.78rem;
  color: var(--muted-fg);
}
.meta li + li {
  margin-top: 6px;
}
.chip {
  display: inline-block;
  background: var(--secondary);
  color: var(--primary);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 0.72rem;
  font-weight: 700;
}
.card-media {
  width: 100%;
  height: 220px;
  object-fit: cover;
}
.flow > * + * {
  margin-top: 16px;
}
.prose p {
  color: var(--muted-fg);
  margin-top: 16px;
}
.prose h2 {
  font-size: 1.35rem;
  margin-top: 32px;
}
.prose blockquote {
  margin: 28px 0;
  padding: 20px 24px;
  border-left: 3px solid var(--gold);
  background: var(--paper);
  font-family: var(--font-display);
  font-size: 1.1rem;
  border-radius: 0 var(--radius) var(--radius) 0;
}

/* ---------- Filtres formations ---------- */
.filters {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: end;
  margin-bottom: 28px;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.field label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--muted-fg);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.field input,
.field select {
  font: inherit;
  font-size: 0.9rem;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card);
  color: var(--fg);
}
.field input:focus,
.field select:focus {
  outline: 2px solid var(--primary);
  outline-offset: 1px;
}
.filter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  grid-column: 1 / -1;
}
.filter-tags label {
  cursor: pointer;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--card);
}
.filter-tags input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.filter-tags input:checked + span {
  color: var(--primary-fg);
}
.filter-tags label:has(input:checked) {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--primary-fg);
}
.result-count {
  font-size: 0.85rem;
  color: var(--muted-fg);
  margin-bottom: 16px;
}
.is-hidden {
  display: none !important;
}

/* ---------- Formulaire contact ---------- */
.form-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.form-grid .full {
  grid-column: 1 / -1;
}
textarea {
  font: inherit;
  font-size: 0.9rem;
  padding: 12px;
  min-height: 140px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card);
  color: var(--fg);
  resize: vertical;
}

/* ---------- Pied de page ---------- */
.site-footer {
  background: var(--ink);
  color: var(--ink-fg);
  margin-top: 60px;
}
.footer-top {
  display: grid;
  gap: 32px;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  padding: 56px 0 40px;
}
.site-footer h4 {
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}
.site-footer ul {
  margin-top: 16px;
}
.site-footer li + li {
  margin-top: 10px;
}
.site-footer a:hover {
  color: var(--gold);
}
.site-footer p {
  opacity: 0.8;
  font-size: 0.9rem;
}
.newsletter {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}
.newsletter input {
  font: inherit;
  font-size: 0.85rem;
  flex: 1 1 auto;
  min-width: 0;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.06);
  color: inherit;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 18px 0 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  font-size: 0.8rem;
  opacity: 0.75;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .figures {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .footer-top {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .filters {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .g4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .nav,
  .topbar {
    display: none;
  }
  .burger {
    display: inline-flex;
  }
  .g3,
  .g2 {
    grid-template-columns: 1fr;
  }
  .span2,
  .span3 {
    grid-column: auto;
  }
  .row2 {
    grid-row: auto;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .section {
    padding: 44px 0;
  }
}

@media (max-width: 520px) {
  .figures {
    grid-template-columns: 1fr;
  }
  .filters,
  .footer-top {
    grid-template-columns: 1fr;
  }
  .alaune-tag {
    display: none;
  }
}

/* Hauteurs des visuels ajustées en petit écran */
@media (max-width: 860px) {
  .carousel-viewport { height: 220px; }
  .tile img { height: 150px; }
}