:root {
  --nnwa-navy: #0A3D62;
  --nnwa-maroon: #8B1E23;
  --nnwa-paper: #F5F8FB;
  --nnwa-white: #ffffff;
  --nnwa-navy-light: #145a8a;
  --nnwa-border: #d8e2ec;
  --nnwa-muted: #5c6b7a;
  --font-serif: "Source Serif 4", Georgia, serif;
  --font-sans: "IBM Plex Sans", system-ui, sans-serif;
}

body {
  font-family: var(--font-sans);
  color: #1a2b3c;
  background: var(--nnwa-white);
  line-height: 1.65;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--nnwa-navy);
}

/* Navbar */
.site-nav {
  background: var(--nnwa-white);
  border-bottom: 1px solid var(--nnwa-border);
  position: sticky;
  top: 0;
  z-index: 1030;
  box-shadow: 0 1px 4px rgba(10, 61, 98, 0.06);
}
.site-nav .navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--nnwa-navy);
  font-size: 1.15rem;
}
.site-nav .nav-link {
  color: var(--nnwa-navy);
  font-weight: 500;
  font-size: 0.925rem;
  padding: 0.5rem 0.85rem !important;
}
.site-nav .nav-link:hover { color: var(--nnwa-maroon); }
.site-nav .btn-register {
  background: var(--nnwa-maroon);
  color: var(--nnwa-white);
  font-weight: 600;
  border-radius: 0.375rem;
  padding: 0.4rem 1rem;
  font-size: 0.875rem;
}
.site-nav .btn-register:hover {
  background: #6f181c;
  color: var(--nnwa-white);
}
.site-nav .btn-login {
  color: var(--nnwa-navy);
  font-weight: 600;
  border: 1px solid var(--nnwa-navy);
  border-radius: 0.375rem;
  padding: 0.4rem 1rem;
  font-size: 0.875rem;
}
.site-nav .btn-login:hover {
  background: var(--nnwa-navy);
  color: var(--nnwa-white);
}

.seal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--nnwa-maroon);
  color: var(--nnwa-white);
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.25rem;
  flex-shrink: 0;
}

/* Hero */
.hero-section {
  background: linear-gradient(135deg, var(--nnwa-navy) 0%, #0d5280 60%, #1a6ba3 100%);
  color: var(--nnwa-white);
  padding: 5rem 0 4.5rem;
  position: relative;
  overflow: hidden;
}
.hero-section::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(circle, rgba(139,30,35,0.15) 0%, transparent 70%);
  pointer-events: none;
}
.hero-section h1 {
  color: var(--nnwa-white);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.2;
}
.hero-section .hero-sub {
  font-size: 1.15rem;
  opacity: 0.92;
  max-width: 640px;
  margin-bottom: 2rem;
}
.hero-actions .btn {
  padding: 0.65rem 1.5rem;
  font-weight: 600;
  border-radius: 0.375rem;
}
.hero-actions .btn-primary-hero {
  background: var(--nnwa-maroon);
  border-color: var(--nnwa-maroon);
  color: var(--nnwa-white);
}
.hero-actions .btn-primary-hero:hover {
  background: #6f181c;
  border-color: #6f181c;
}
.hero-actions .btn-outline-hero {
  border: 2px solid rgba(255,255,255,0.8);
  color: var(--nnwa-white);
}
.hero-actions .btn-outline-hero:hover {
  background: rgba(255,255,255,0.15);
  color: var(--nnwa-white);
}

/* Sections */
.section-block {
  padding: 4rem 0;
}
.section-block.alt {
  background: var(--nnwa-paper);
}
.section-heading {
  text-align: center;
  margin-bottom: 2.5rem;
}
.section-heading h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  margin-bottom: 0.5rem;
}
.section-heading .subtitle {
  color: var(--nnwa-muted);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
}
.section-heading::after {
  content: "";
  display: block;
  width: 60px;
  height: 3px;
  background: var(--nnwa-maroon);
  margin: 1rem auto 0;
}

/* Feature cards */
.feature-card {
  background: var(--nnwa-white);
  border: 1px solid var(--nnwa-border);
  border-radius: 0.5rem;
  padding: 1.75rem;
  height: 100%;
  transition: box-shadow 0.2s, transform 0.2s;
}
.feature-card:hover {
  box-shadow: 0 8px 24px rgba(10, 61, 98, 0.1);
  transform: translateY(-2px);
}
.feature-card .icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(10, 61, 98, 0.1);
  color: var(--nnwa-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  margin-bottom: 1rem;
}
.feature-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}
.feature-card p {
  color: var(--nnwa-muted);
  font-size: 0.95rem;
  margin: 0;
}

/* Membership CTA */
.membership-cta {
  background: var(--nnwa-navy);
  color: var(--nnwa-white);
  border-radius: 0.75rem;
  padding: 2.5rem;
  text-align: center;
}
.membership-cta h2 { color: var(--nnwa-white); }
.membership-cta p { opacity: 0.9; }

/* News / events cards */
.news-card {
  background: var(--nnwa-white);
  border: 1px solid var(--nnwa-border);
  border-radius: 0.5rem;
  overflow: hidden;
  height: 100%;
  transition: box-shadow 0.2s;
}
.news-card:hover { box-shadow: 0 4px 16px rgba(10, 61, 98, 0.1); }
.news-card .card-body { padding: 1.25rem; }
.news-card .date {
  font-size: 0.8rem;
  color: var(--nnwa-maroon);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.news-card h3 {
  font-size: 1.05rem;
  margin: 0.35rem 0 0.5rem;
}

.announcement-bar {
  background: rgba(139, 30, 35, 0.08);
  border-left: 4px solid var(--nnwa-maroon);
  padding: 1rem 1.25rem;
  border-radius: 0 0.375rem 0.375rem 0;
  margin-bottom: 1rem;
}
.announcement-bar.urgent {
  background: rgba(139, 30, 35, 0.12);
  border-left-color: #c0392b;
}

/* Committee */
.committee-card {
  text-align: center;
  padding: 1.5rem;
  background: var(--nnwa-white);
  border: 1px solid var(--nnwa-border);
  border-radius: 0.5rem;
}
.committee-card .photo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--nnwa-paper);
  margin: 0 auto 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--nnwa-navy);
  overflow: hidden;
}
.committee-card .photo img { width: 100%; height: 100%; object-fit: cover; }
.committee-card .name { font-weight: 600; color: var(--nnwa-navy); }
.committee-card .role { font-size: 0.85rem; color: var(--nnwa-maroon); }

/* Gallery */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.75rem;
}
.gallery-item {
  aspect-ratio: 4/3;
  border-radius: 0.375rem;
  overflow: hidden;
  background: var(--nnwa-paper);
  border: 1px solid var(--nnwa-border);
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}
.gallery-item:hover img { transform: scale(1.05); }

/* FAQ accordion */
.faq-accordion .accordion-button {
  font-family: var(--font-serif);
  font-weight: 600;
  color: var(--nnwa-navy);
  background: var(--nnwa-white);
}
.faq-accordion .accordion-button:not(.collapsed) {
  background: var(--nnwa-paper);
  color: var(--nnwa-maroon);
  box-shadow: none;
}
.faq-accordion .accordion-button:focus {
  box-shadow: 0 0 0 0.2rem rgba(10, 61, 98, 0.15);
}

/* Contact */
.contact-section .contact-info-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.contact-section .contact-info-item .icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(10, 61, 98, 0.1);
  color: var(--nnwa-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.map-placeholder {
  background: var(--nnwa-paper);
  border: 1px solid var(--nnwa-border);
  border-radius: 0.5rem;
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--nnwa-muted);
  overflow: hidden;
}
.map-placeholder iframe {
  width: 100%;
  height: 280px;
  border: 0;
}

/* Footer */
.site-footer {
  background: var(--nnwa-navy);
  color: rgba(255,255,255,0.85);
  padding: 3rem 0 1.5rem;
}
.site-footer h5 {
  color: var(--nnwa-white);
  font-size: 1rem;
  margin-bottom: 1rem;
}
.site-footer a {
  color: rgba(255,255,255,0.75);
  text-decoration: none;
}
.site-footer a:hover { color: var(--nnwa-white); }
.site-footer .footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  margin-top: 2rem;
  padding-top: 1.25rem;
  font-size: 0.875rem;
  text-align: center;
}
.social-links a {
  display: inline-flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  margin-right: 0.5rem;
  font-size: 0.85rem;
}
.social-links a:hover { background: var(--nnwa-maroon); }

/* Buttons shared */
.btn-nnwa {
  background: var(--nnwa-navy);
  border-color: var(--nnwa-navy);
  color: var(--nnwa-white);
  font-weight: 600;
}
.btn-nnwa:hover {
  background: var(--nnwa-navy-light);
  border-color: var(--nnwa-navy-light);
  color: var(--nnwa-white);
}

@media (max-width: 767.98px) {
  .hero-section { padding: 3.5rem 0 3rem; }
  .section-block { padding: 2.5rem 0; }
}