:root {
  --gs-primary: #1f2933;
  --gs-secondary: #f0784c;
  --gs-accent: #f3a712;
  --gs-ink: #111827;
  --gs-muted: #5c6670;
  --gs-cream: #f9f8f6;
  --gs-surface: #ffffff;
  --gs-shadow: 0 12px 40px rgba(17, 24, 39, 0.08);
  --gs-radius: 16px;
  --gs-spacing: 1.4rem;
  --gs-heading: 'Poppins', 'DM Sans', system-ui, -apple-system, sans-serif;
  --gs-body: 'DM Sans', 'Poppins', system-ui, -apple-system, sans-serif;
}

:root {
  scroll-behavior: smooth;
}

* { box-sizing: border-box; }

body {
  font-family: var(--gs-body);
  background: var(--gs-cream);
  color: var(--gs-ink);
  line-height: 1.7;
  margin: 0;
}

a {
  color: var(--gs-primary);
}

a:hover {
  color: var(--gs-secondary);
}

a:focus-visible,
button:focus-visible,
.nav-link:focus-visible {
  outline: 3px solid var(--gs-accent);
  outline-offset: 3px;
  border-radius: 10px;
}

.navbar {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 40px rgba(17, 24, 39, 0.06);
  border-bottom: 1px solid rgba(31, 41, 51, 0.05);
}

.navbar-dark .navbar-nav .nav-link,
.navbar-dark .navbar-brand,
.navbar-dark .navbar-toggler {
  color: var(--gs-ink);
}

.navbar-dark .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(17, 24, 39, 0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.navbar-dark .navbar-nav .nav-link.active,
.navbar-dark .navbar-nav .show > .nav-link,
.navbar-dark .navbar-nav .nav-link:focus,
.navbar-dark .navbar-nav .nav-link:hover {
  color: var(--gs-secondary);
}

.navbar-brand span {
  font-family: var(--gs-heading);
  font-weight: 700;
  letter-spacing: 0.5px;
}

.navbar-brand img {
  width: 52px;
  height: 52px;
  object-fit: contain;
  margin-right: 0.75rem;
}

.nav-link {
  font-weight: 600;
  letter-spacing: 0.2px;
}

.nav-link.active,
.nav-link:focus,
.nav-link:hover {
  color: var(--gs-accent) !important;
}

.nav-link.active {
  position: relative;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0.35rem;
  width: 100%;
  height: 3px;
  background: var(--gs-accent);
  border-radius: 999px;
}

.hero {
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at 10% 20%, rgba(240, 120, 76, 0.08), transparent 30%),
    radial-gradient(circle at 80% 0%, rgba(31, 41, 51, 0.08), transparent 32%),
    linear-gradient(135deg, #ffffff, #f2f4f8);
  color: var(--gs-ink);
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(249, 248, 246, 0.7));
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero .badge {
  background: rgba(31, 41, 51, 0.08);
  border: 1px solid rgba(31, 41, 51, 0.06);
  font-weight: 700;
  letter-spacing: 0.6px;
}

.hero-illustration {
  position: relative;
  z-index: 1;
  filter: drop-shadow(var(--gs-shadow));
}

.hero-carousel-card {
  border-radius: var(--gs-radius);
  box-shadow: var(--gs-shadow);
  border: 1px solid rgba(31, 41, 51, 0.06);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(249, 248, 246, 0.98));
}

.hero-carousel-card .carousel-item {
  min-height: 230px;
}

.hero-carousel-card .carousel-control-prev,
.hero-carousel-card .carousel-control-next {
  filter: none;
  color: var(--gs-muted);
}

.hero-carousel-card .carousel-indicators [data-bs-target] {
  background-color: var(--gs-primary);
}

.section-padding {
  padding: 4rem 0;
}

.section-title {
  font-family: var(--gs-heading);
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--gs-ink);
}

.section-lead {
  color: var(--gs-muted);
  max-width: 760px;
}

.card {
  border: none;
  border-radius: var(--gs-radius);
  box-shadow: var(--gs-shadow);
  border: 1px solid rgba(31, 41, 51, 0.04);
}

.card-header {
  background-color: transparent;
  border-bottom: none;
}

.icon-circle {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--gs-ink);
  background: rgba(240, 120, 76, 0.15);
  box-shadow: var(--gs-shadow);
}

.icon-circle-subtle {
  background: rgba(31, 41, 51, 0.08);
  color: var(--gs-primary);
}

.text-accent { color: var(--gs-secondary); }

.btn-primary {
  background-color: var(--gs-secondary);
  border-color: transparent;
  font-weight: 700;
  padding: 0.78rem 1.5rem;
  border-radius: 999px;
  box-shadow: var(--gs-shadow);
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: #e16336;
  border-color: #e16336;
}

.btn-secondary {
  background-color: var(--gs-primary);
  border-color: var(--gs-primary);
  color: #fff;
  font-weight: 700;
  border-radius: 999px;
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: #111827;
  border-color: #111827;
}

.btn-outline-primary {
  color: var(--gs-primary);
  border-color: var(--gs-primary);
  font-weight: 700;
  border-radius: 999px;
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
  color: #fff;
  background-color: var(--gs-primary);
  border-color: var(--gs-primary);
}

.list-group-item {
  border: none;
  border-bottom: 1px solid rgba(0,0,0,0.05);
  padding: 1rem 1.1rem;
}

.list-group-item:last-child { border-bottom: none; }

.link-tile,
.info-card,
.event-card,
.contact-card {
  background: var(--gs-surface);
  border-radius: var(--gs-radius);
  padding: 1.5rem;
  box-shadow: var(--gs-shadow);
  height: 100%;
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.link-tile a {
  text-decoration: none;
  color: var(--gs-ink);
  font-weight: 700;
}

.link-tile a:hover { color: var(--gs-secondary); }

.link-tile:hover,
.info-card:hover,
.event-card:hover,
.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 38px rgba(17, 24, 39, 0.12);
}

.event-meta {
  font-size: 0.95rem;
  color: var(--gs-muted);
}

.gs-footer {
  background: #0f1724;
  color: #e7eaee;
  padding: 2.5rem 0 1rem;
}

.gs-footer a { color: #e7eaee; }

.gs-footer a:hover { color: var(--gs-accent); }

.footer-brand img {
  width: 48px;
  height: 48px;
  margin-right: 0.6rem;
}

footer .social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

footer .social a:hover { background: rgba(255,255,255,0.18); }

.accordion-button:not(.collapsed) {
  background-color: rgba(31, 41, 51, 0.08);
  color: var(--gs-ink);
  box-shadow: none;
}

.accordion-button:focus { box-shadow: none; border-color: rgba(31, 41, 51, 0.45); }

.badge-soft { background: rgba(31, 41, 51, 0.08); color: var(--gs-primary); }

.img-grid img {
  border-radius: var(--gs-radius);
  box-shadow: var(--gs-shadow);
  width: 100%;
  height: auto;
}

.gs-tabs .nav-link {
  color: var(--gs-ink);
  font-weight: 700;
  margin-bottom: 0.5rem;
  border-radius: var(--gs-radius);
  border: 1px solid rgba(31, 42, 68, 0.08);
  padding: 0.9rem 1.1rem;
  text-align: left;
  transition: background-color 200ms ease, color 200ms ease, transform 200ms ease;
}

.gs-tabs .nav-link.active {
  background: rgba(31, 41, 51, 0.12);
  color: var(--gs-primary);
  transform: translateX(6px);
  box-shadow: var(--gs-shadow);
}

.gs-tabs .nav-link:hover {
  background: rgba(31, 41, 51, 0.08);
  color: var(--gs-primary);
}

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-visible {
  opacity: 1;
  transform: translateY(0);
}

.smooth-anchor {
  scroll-margin-top: 90px;
}

@media (prefers-reduced-motion: reduce) {
  :root { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
}

@media (max-width: 767px) {
  .section-padding { padding: 3rem 0; }
  .navbar-brand img { width: 44px; height: 44px; }
}