/* ==========================================================================
   PaNBA Sierra Leone — site stylesheet
   Palette: navy #0B1F3A / bg #F7F8F4 / gold #C9A227
   Type: "Source Serif 4" (display) + "Inter" (body/UI)
   ========================================================================== */

:root {
  --navy: #0B1F3A;
  --navy-2: #132a4d;
  --bg: #F7F8F4;
  --paper: #FFFFFF;
  --gold: #C9A227;
  --gold-2: #a8871f;
  --ink: #1c2430;
  --ink-soft: #4b5563;
  --line: #e2e5df;
  --radius: 4px;
  --max: 1180px;
  --shadow: 0 10px 30px -12px rgba(11,31,58,0.25);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 {
  font-family: 'Source Serif 4', Georgia, serif;
  color: var(--navy);
  line-height: 1.15;
  margin: 0 0 0.5em;
  font-weight: 600;
}
p { margin: 0 0 1em; color: var(--ink-soft); }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.eyebrow {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-2);
  margin-bottom: 10px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-gold { background: var(--gold); color: var(--navy); }
.btn-gold:hover { background: var(--gold-2); }
.btn-outline { border-color: rgba(255,255,255,0.55); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,0.12); }
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-2); }
.btn:focus-visible, a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 2px;
}

/* ---------- Topbar ---------- */
.topbar {
  background: var(--navy);
  color: #cfd8e6;
  font-size: 0.82rem;
}
.topbar .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  align-items: center;
  justify-content: space-between;
  padding-top: 8px;
  padding-bottom: 8px;
}
.topbar-info { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.topbar-info a { color: #cfd8e6; }
.topbar-info a:hover { color: var(--gold); }
.topbar .btn { padding: 7px 16px; font-size: 0.8rem; }

/* ---------- Header / nav ---------- */
header.site-header {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 50;
}
.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
}
.brand { display: flex; align-items: center; gap: 10px; font-family: 'Source Serif 4', serif; font-weight: 700; color: var(--navy); font-size: 1.15rem; }
.brand img { height: 42px; width: auto; }
nav.primary-nav ul { list-style: none; display: flex; gap: 28px; margin: 0; padding: 0; }
nav.primary-nav a { font-weight: 600; font-size: 0.92rem; color: var(--ink); }
nav.primary-nav a:hover, nav.primary-nav a.active { color: var(--gold-2); }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  margin: 5px 0;
  transition: .2s;
}

/* ---------- Hero slider ---------- */
.hero-slider {
  position: relative;
  height: 78vh;
  min-height: 420px;
  max-height: 640px;
  overflow: hidden;
  background: var(--navy);
}
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s ease;
  background-size: cover;
  background-position: center;
}
.hero-slide.active { opacity: 1; }
.hero-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,31,58,0.55) 0%, rgba(11,31,58,0.78) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 760px;
  padding: 0 20px;
  margin: 0 auto;
  text-align: center;
  color: #fff;
}
.hero-content h1 { color: #fff; font-size: clamp(1.7rem, 5vw, 3rem); }
.hero-content p { color: #dfe4ee; font-size: 1.05rem; max-width: 560px; margin-inline: auto; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 18px; }
.hero-dots { position: absolute; bottom: 18px; left: 0; right: 0; z-index: 3; display: flex; justify-content: center; gap: 8px; }
.hero-dots button { width: 9px; height: 9px; border-radius: 50%; border: 1.5px solid #fff; background: transparent; cursor: pointer; padding: 0; }
.hero-dots button.active { background: var(--gold); border-color: var(--gold); }
.hero-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  z-index: 3; background: rgba(255,255,255,0.15); border: none; color: #fff;
  width: 42px; height: 42px; border-radius: 50%; cursor: pointer; font-size: 1.1rem;
}
.hero-arrow:hover { background: rgba(255,255,255,0.3); }
.hero-arrow.prev { left: 16px; }
.hero-arrow.next { right: 16px; }

/* ---------- Sections ---------- */
section { padding: 64px 0; }
.section-head { max-width: 640px; margin-bottom: 36px; }
.section-head.center { margin-inline: auto; text-align: center; }
.motto-strip {
  background: var(--gold);
  color: var(--navy);
  text-align: center;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 12px 16px;
  font-size: 0.88rem;
}

.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.value-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
}
.value-card img { height: 46px; width: 46px; margin-bottom: 14px; }

.update-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.update-block .video-frame { aspect-ratio: 16/9; background: #000; }
.update-block .video-frame iframe { width: 100%; height: 100%; border: 0; }
.update-text { padding: 32px; }

.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.gallery-item { position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 4/3; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item figcaption {
  position: absolute; inset: auto 0 0 0;
  background: linear-gradient(0deg, rgba(11,31,58,0.85), transparent);
  color: #fff; font-size: 0.8rem; padding: 22px 14px 10px;
  margin: 0;
}

.partners-row {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  align-items: center;
  justify-content: center;
}
.partners-row img { height: 52px; width: auto; object-fit: contain; filter: grayscale(1); opacity: .8; }

/* ---------- Donate ---------- */
.donate-section {
  background: var(--navy);
  color: #dfe4ee;
}
.donate-section h2 { color: #fff; }
.donate-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.donate-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius);
  padding: 28px;
}
.donate-card h3 { color: #fff; font-size: 1.15rem; }
.donate-card .label { font-size: 0.78rem; text-transform: uppercase; letter-spacing: .08em; color: var(--gold); font-weight: 700; }
.donate-card dl { margin: 14px 0 0; }
.donate-card dt { font-size: 0.78rem; color: #a9b4c6; margin-top: 10px; }
.donate-card dd { margin: 2px 0 0; font-size: 0.98rem; color: #fff; font-weight: 600; }
.donate-note { font-size: 0.82rem; color: #a9b4c6; margin-top: 16px; }

/* ---------- Contact form ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.contact-info-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
}
.contact-info-card .row { display: flex; gap: 12px; margin-bottom: 18px; }
.contact-info-card .row .label { font-weight: 700; color: var(--navy); font-size: 0.85rem; text-transform: uppercase; letter-spacing: .05em; }
form.contact-form { display: grid; gap: 14px; }
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
form.contact-form label { font-size: 0.82rem; font-weight: 600; color: var(--navy); margin-bottom: 4px; display: block; }
form.contact-form input, form.contact-form textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--paper);
}
form.contact-form textarea { resize: vertical; min-height: 130px; }
.form-status { font-size: 0.88rem; padding: 10px 12px; border-radius: var(--radius); display: none; }
.form-status.ok { display: block; background: #e7f4ea; color: #1c6b34; }
.form-status.err { display: block; background: #fbe9e9; color: #a12727; }

/* ---------- Footer ---------- */
footer.site-footer { background: var(--navy-2); color: #b9c3d4; padding: 56px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 36px; }
.footer-grid h4 { color: #fff; font-size: 0.95rem; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 8px; font-size: 0.9rem; }
.footer-grid a:hover { color: var(--gold); }
.footer-bottom {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 0.8rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- Install banner ---------- */
.install-banner {
  position: fixed;
  left: 16px; right: 16px; bottom: 16px;
  z-index: 80;
  background: var(--navy);
  color: #fff;
  border-radius: var(--radius);
  padding: 14px 16px;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.35);
}
.install-banner.show { display: flex; }
.install-banner button.btn { flex: none; }
.install-banner .install-dismiss { background: none; border: none; color: #a9b4c6; font-size: 1.2rem; cursor: pointer; padding: 4px 8px; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .card-grid, .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .update-block, .donate-grid, .contact-grid, .form-row-2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
  nav.primary-nav { position: fixed; top: 66px; left: 0; right: 0; bottom: 0; background: var(--paper); transform: translateX(100%); transition: transform .25s ease; padding: 24px 20px; overflow-y: auto; }
  nav.primary-nav.open { transform: translateX(0); }
  nav.primary-nav ul { flex-direction: column; gap: 6px; }
  nav.primary-nav a { display: block; padding: 12px 4px; border-bottom: 1px solid var(--line); }
  .nav-toggle { display: block; }
  .topbar .btn { display: none; }
  .card-grid, .gallery-grid { grid-template-columns: 1fr; }
  .hero-slider { height: 88vh; }
  section { padding: 44px 0; }
}