/* assets/css/style.css (v4) */
:root {
  --gabon-green: #009e49;
  --gabon-yellow: #fcd116;
  --gabon-blue: #3a75c4;
  --ink-900: #0b1220;
  --ink-700: #14223a;
  --muted: #6c757d;
  --bg: #f7f9fc;
  --lang-active-glow: 0 0 8px var(--gabon-yellow);
}

html, body {
  background: var(--bg);
  scroll-behavior: smooth;
  font-family: 'EB Garamond', Garamond, serif;
  color: var(--ink-900);
}

/* Navbar */
.navbar-gabon {
  background: var(--ink-900);
  position: sticky;
  top: 0;
  z-index: 1030;
  border-bottom: 3px solid transparent;
  border-image: linear-gradient(90deg, var(--gabon-green), var(--gabon-yellow), var(--gabon-blue)) 1;
}
.navbar-brand { font-weight: 800; letter-spacing: .3px; color:#fff;}
.nav-link { color: #e9eef6!important; opacity: .9; font-weight:500; transition:.25s; }
.nav-link:hover, .nav-link.active { opacity: 1; color:#fff; }

/* Language switcher */
.lang-switcher {
  display: flex;
  gap: 0.5rem;
  margin-left: 1rem;
}
.lang-switcher a {
  display: inline-flex;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid transparent;
  transition: all .25s;
}
.lang-switcher a img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.lang-switcher a.active {
  box-shadow: var(--lang-active-glow);
  border-color: var(--gabon-yellow);
}

/* Hero carousel */
.carousel-caption h1, .carousel-caption h5 {
  text-shadow: 0 6px 30px rgba(0,0,0,.55);
}
.carousel-gradient {
  background: radial-gradient(ellipse at top left, rgba(58,117,196,.2), transparent 55%),
              radial-gradient(ellipse at bottom right, rgba(0,158,73,.2), transparent 55%);
  border-radius: 1.25rem;
  overflow: hidden;
}
.carousel .overlay-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(11,18,32,.75), rgba(11,18,32,.25) 60%, rgba(11,18,32,0));
}

/* Buttons */
.btn-gabon {
  background: linear-gradient(90deg, var(--gabon-green), var(--gabon-yellow), var(--gabon-blue));
  color:#0b1220; border:none; font-weight:700;
  transition: all .25s;
}
.btn-gabon:hover { filter: brightness(.95); color:#0b1220; }
.btn-outline-ink { border-color:#c7d1e0; color:#0b1220; transition:.25s; }
.btn-outline-ink:hover { background:#e8eef8; }

/* Section Title */
.section-title {
  display:inline-flex; align-items:center; gap:.6rem;
  font-weight:800; color:var(--ink-900);
  margin: 1.25rem 0 1rem;
}
.section-title::before {
  content:""; width:16px; height:16px; border-radius:50%;
  background:linear-gradient(90deg,var(--gabon-green),var(--gabon-yellow),var(--gabon-blue));
  box-shadow:0 0 0 6px rgba(58,117,196,.12);
}

/* Cards */
.card-clean {
  border:1px solid #e3e8f1;
  border-radius:1rem;
  box-shadow:0 .5rem 1rem rgba(13,17,23,.06);
  background:#fff;
  transition: transform .25s ease, box-shadow .25s ease;
}
.card-hover:hover {
  transform: translateY(-4px);
  box-shadow:0 .75rem 1.5rem rgba(13,17,23,.1);
}

/* Card Icons (missions) */
.card-clean img { margin-bottom: 1rem; }

/* Team cards with overlay */
.team-card { position: relative; overflow:hidden; border-radius:1rem; }
.team-card img { height:240px; object-fit:cover; border-radius:1rem 1rem 0 0; }
.team-overlay {
  position:absolute; bottom:0; left:0; right:0; height:0;
  background: linear-gradient(180deg, transparent, rgba(11,18,32,.8));
  color:#fff; padding:1rem; transition: height .3s ease;
  border-bottom-left-radius:1rem; border-bottom-right-radius:1rem;
}
.team-card:hover .team-overlay { height:50%; }
.team-role { color:#cfd7e6; }

/* Timeline bullets for activities */
.timeline-dot {
  width:12px; height:12px; border-radius:50%;
  background:linear-gradient(90deg,var(--gabon-green),var(--gabon-yellow),var(--gabon-blue));
  box-shadow:0 0 0 6px rgba(58,117,196,.1);
}

/* Gallery grid */
.gallery-img { border-radius:1rem; box-shadow:0 .5rem 1rem rgba(13,17,23,.06); }

/* WhatsApp Floating */
#whatsapp-float {
  position: fixed; right: 18px; bottom: 18px; z-index: 1050;
}
#whatsapp-float .whatsapp-btn {
  display:inline-flex; width:58px; height:58px; align-items:center; justify-content:center;
  background:#25D366; border-radius:50%; box-shadow:0 .75rem 1.5rem rgba(0,0,0,.25);
  transition: transform .25s ease;
}
#whatsapp-float .whatsapp-btn:hover { transform: translateY(-2px); }
#whatsapp-float img { width:28px; height:28px; filter: invert(100%); }

/* Footer */
.site-footer {
  background: var(--ink-900); color:#cfd7e6;
  border-top: 3px solid transparent;
  border-image: linear-gradient(90deg, var(--gabon-green), var(--gabon-yellow), var(--gabon-blue)) 1;
  padding-top: 3rem; padding-bottom:1rem;
}
.site-footer a { color:#e9eef6; text-decoration:none; transition:.25s; }
.site-footer a:hover { text-decoration:underline; }

/* Responsive */
@media(max-width: 768px) {
  .carousel-caption { text-align:center; }
  .section-title { font-size:1.25rem; }
  .card-clean h5 { font-size:1rem; }
  .card-clean p { font-size:.875rem; }
  .lang-switcher { justify-content:center; margin-top:.5rem; }
}