/* ============================================================
   OPN Niger — Components: Nav, Footer, Hero, Cards
   ============================================================ */

/* ─── Top Bar ─────────────────────────────────── */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid transparent;
  transition: all 200ms ease;
}
.topbar.scrolled {
  background: rgba(251,251,248,0.92);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  border-bottom-color: var(--ink-100);
  box-shadow: var(--sh-1);
}
[data-dark="true"] .topbar { background: rgba(26,31,28,0.92); }

.topbar-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 14px 32px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink-900);
  flex-shrink: 0;
}
.brand:hover { text-decoration: none; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-family: var(--ff-serif); font-size: 18px; font-weight: 500; }
.brand-sub { font-size: 10.5px; letter-spacing: 0.13em; text-transform: uppercase; color: var(--ink-500); font-weight: 600; }

.nav-main { display: flex; gap: 4px; flex: 1; justify-content: center; }
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 36px;
  padding: 0 14px;
  background: transparent;
  border: 0;
  border-radius: var(--r-pill);
  font-family: var(--ff-sans);
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink-700);
  cursor: pointer;
  transition: all 160ms ease;
  white-space: nowrap;
}
.nav-link:hover { background: var(--ink-50); color: var(--ink-900); }
.nav-link.active { color: var(--c-primary); background: var(--green-50); }

.nav-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

.mobile-trigger { display: none; background: transparent; border: 1px solid var(--ink-200); border-radius: 8px; width: 40px; height: 40px; align-items: center; justify-content: center; color: var(--ink-900); cursor: pointer; }

/* ─── Mega Menu ─────────────────────────────────── */
.mega {
  position: absolute;
  left: 0; right: 0;
  top: 100%;
  background: var(--white);
  border-top: 1px solid var(--ink-100);
  box-shadow: var(--sh-2);
  animation: megaIn 200ms ease both;
}
@keyframes megaIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: translateY(0); } }
.mega-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 36px 32px;
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 48px;
}
.mega-intro h3 { margin: 8px 0 10px; font-size: 1.4rem; }
.mega-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.mega-card {
  display: flex;
  gap: 14px;
  padding: 14px;
  border-radius: var(--r-md);
  background: transparent;
  border: 1px solid transparent;
  text-align: left;
  cursor: pointer;
  transition: all 160ms ease;
}
.mega-card:hover { background: var(--green-50); border-color: var(--green-100); }
.mega-card-icon {
  width: 40px; height: 40px;
  border-radius: var(--r-md);
  background: var(--green-50);
  color: var(--c-primary);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.mega-card:hover .mega-card-icon { background: var(--c-primary); color: #fff; }
.mega-card-title { font-weight: 600; font-size: 14.5px; color: var(--ink-900); }
.mega-card-text  { font-size: 13px; color: var(--ink-500); margin-top: 2px; }

/* ─── Mobile menu ─────────────────────────────────── */
.mobile-menu { display: none; }

@media (max-width: 960px) {
  .nav-main { display: none; }
  .nav-actions .btn { display: none; }
  .mobile-trigger { display: inline-flex; }
  .mobile-menu {
    display: flex;
    flex-direction: column;
    padding: 16px 32px 24px;
    border-top: 1px solid var(--ink-100);
    background: var(--white);
    gap: 4px;
  }
  .mobile-link {
    text-align: left;
    background: transparent;
    border: 0;
    padding: 14px 0;
    font-size: 16px;
    border-bottom: 1px solid var(--ink-100);
    cursor: pointer;
    color: var(--ink-900);
  }
  .mobile-actions { display: flex; gap: 10px; margin-top: 16px; }
  .mobile-actions .btn { flex: 1; }
  .topbar-inner { gap: 12px; padding: 12px 20px; }
  .brand-text { display: none; }
  .container { padding: 0 20px; }
}

/* ─── Hero ─────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--green-900);
  color: #fff;
  min-height: clamp(480px, 60vh, 640px);
  display: flex;
  align-items: center;
}
.hero-bg {
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(135deg, rgba(255,255,255,0.04) 0, rgba(255,255,255,0.04) 1px, transparent 1px, transparent 14px);
}
.hero-bg::after {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 70% 40%, rgba(220,185,74,0.18), transparent 50%),
    linear-gradient(180deg, rgba(10,61,38,0.85), rgba(10,61,38,0.95));
}
.hero-image-label {
  position: absolute; right: 24px; bottom: 24px;
  font-family: var(--ff-mono);
  font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--gold-400);
  background: rgba(10,61,38,0.6);
  padding: 6px 10px;
  border-radius: var(--r-sm);
  border: 1px solid rgba(220,185,74,0.3);
  z-index: 2;
}
.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  padding: 110px 32px 90px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
  width: 100%;
}
@media (max-width: 900px) { .hero-inner { grid-template-columns: 1fr; gap: 32px; padding: 80px 20px 60px; } }
@media (max-width: 600px) {
  .hero-inner { padding: 56px 18px 48px; gap: 24px; }
  .hero-image-label { display: none; }
  .hero-actions { flex-direction: column; align-items: stretch; gap: 10px; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .hero-card { padding: 20px; }
  .hero-card-search { flex-direction: column; padding: 12px; gap: 8px; }
  .hero-card-search .btn { width: 100%; justify-content: center; }
  .hero-stat-n { font-size: 24px; }
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--gold-400);
  margin-bottom: 22px;
}
.hero-eyebrow::before {
  content: ""; width: 32px; height: 1.5px; background: var(--gold-400);
}
.hero h1 { color: #fff; font-size: clamp(2.4rem, 5vw, 4rem); line-height: 1.02; letter-spacing: -0.02em; }
.hero h1 em { font-style: italic; color: var(--gold-400); font-weight: 400; }
.hero-lede { color: rgba(255,255,255,0.78); font-size: 1.15rem; max-width: 48ch; margin-top: 24px; line-height: 1.55; }
.hero-actions { display: flex; gap: 12px; margin-top: 36px; flex-wrap: wrap; }

.hero-card {
  background: rgba(255,255,255,0.07);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--r-lg);
  padding: 28px;
}
.hero-card h4 { color: #fff; font-family: var(--ff-sans); font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase; font-weight: 600; opacity: 0.7; margin-bottom: 18px; }
.hero-card-search {
  display: flex; gap: 8px; padding: 6px; padding-left: 16px;
  background: #fff;
  border-radius: var(--r-pill);
}
.hero-card-search input {
  flex: 1; border: 0; background: transparent; outline: none;
  font-family: var(--ff-sans); font-size: 14.5px; color: var(--ink-900);
}
.hero-card-search input::placeholder { color: var(--ink-400); }
.hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 24px; }
.hero-stat { padding: 14px; background: rgba(255,255,255,0.04); border-radius: var(--r-md); border: 1px solid rgba(255,255,255,0.08); }
.hero-stat-n { font-family: var(--ff-serif); font-size: 28px; color: var(--gold-400); line-height: 1; }
.hero-stat-l { font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(255,255,255,0.65); margin-top: 6px; }

/* ─── Quick Access Tiles ───────────────────────── */
.quick-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
@media (max-width: 900px) { .quick-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .quick-grid { grid-template-columns: 1fr; } .quick-tile { padding: 18px; } }
.quick-tile {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--ink-100);
  border-radius: var(--r-lg);
  text-align: left;
  cursor: pointer;
  transition: all 200ms ease;
  position: relative;
  overflow: hidden;
}
.quick-tile:hover {
  border-color: var(--c-primary);
  transform: translateY(-3px);
  box-shadow: var(--sh-2);
}
.quick-tile-icon {
  width: 44px; height: 44px;
  background: var(--green-50);
  color: var(--c-primary);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
}
.quick-tile-title { font-family: var(--ff-serif); font-size: 1.25rem; color: var(--ink-900); }
.quick-tile-text { font-size: 13.5px; color: var(--ink-500); }
.quick-tile-arrow {
  margin-top: auto;
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 600; color: var(--c-primary);
}

/* ─── News Cards ─────────────────────────────── */
.news-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 24px;
}
@media (max-width: 900px) { .news-grid { grid-template-columns: 1fr; } }
@media (max-width: 600px) {
  .news-card-body { padding: 16px; }
  .news-card.featured .news-card-body { padding: 18px; }
  .news-card h4 { font-size: 1.1rem; }
  .news-card.featured h4 { font-size: 1.3rem; }
}
.news-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--ink-100);
  cursor: pointer;
  transition: all 200ms ease;
}
.news-card:hover { box-shadow: var(--sh-2); transform: translateY(-2px); }
.news-card-img { aspect-ratio: 16/10; }
.news-card.featured .news-card-img { aspect-ratio: 4/3; }
.news-card-body { padding: 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.news-card.featured .news-card-body { padding: 28px; }
.news-card-meta { display: flex; gap: 12px; align-items: center; font-size: 12px; color: var(--ink-400); }
.news-card h4 { font-family: var(--ff-serif); font-weight: 500; font-size: 1.25rem; line-height: 1.25; color: var(--ink-900); }
.news-card.featured h4 { font-size: 1.75rem; }
.news-card-excerpt { font-size: 14px; color: var(--ink-500); line-height: 1.5; }
.news-card-read { margin-top: auto; display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; color: var(--c-primary); }

/* ─── Section header ─────────────────────────── */
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 48px;
}
@media (max-width: 700px) { .section-head { flex-direction: column; align-items: flex-start; margin-bottom: 32px; } }
@media (max-width: 480px) { .section-head { margin-bottom: 24px; } }
.section-head h2 { margin-top: 8px; }

/* ─── Mission strip ─────────────────────────── */
.mission-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  background: var(--ink-100);
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--ink-100);
}
@media (max-width: 900px) { .mission-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .mission-grid { grid-template-columns: 1fr; } .mission-cell { padding: 20px; } }
.mission-cell {
  background: var(--white);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.mission-num {
  font-family: var(--ff-serif);
  font-size: 14px;
  color: var(--c-accent);
  letter-spacing: 0.1em;
}
.mission-cell h4 { font-family: var(--ff-serif); font-weight: 500; font-size: 1.2rem; }
.mission-cell p { font-size: 14px; color: var(--ink-500); }

/* ─── Footer ─────────────────────────────────── */
.footer {
  background: #0A2418;
  color: rgba(255,255,255,0.75);
  padding: 72px 0 32px;
  margin-top: 0;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
@media (max-width: 900px) { .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; } }
@media (max-width: 600px) { .footer-top { grid-template-columns: 1fr; } }
.footer-h {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-400);
  margin-bottom: 18px;
}
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col button {
  background: transparent;
  border: 0;
  padding: 0;
  text-align: left;
  color: rgba(255,255,255,0.7);
  font-family: var(--ff-sans);
  font-size: 14px;
  cursor: pointer;
  transition: color 160ms ease;
}
.footer-col button:hover { color: #fff; }
.footer-contact { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: rgba(255,255,255,0.7); line-height: 1.55; }
.footer-contact svg { margin-top: 3px; flex-shrink: 0; color: var(--gold-400); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 24px;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  flex-wrap: wrap;
  gap: 16px;
}
.footer-legal { display: flex; gap: 24px; }
.footer-legal button {
  background: transparent; border: 0; padding: 0;
  color: rgba(255,255,255,0.5); font-family: var(--ff-sans); font-size: 13px;
  cursor: pointer;
}
.footer-legal button:hover { color: #fff; }