:root {
  --brand-dark: #2362b8;
  --brand-soft: #e8f6f5;
  --brand-ink: #0f2b50;
  --brand-cta: #00beb1;
  --brand-accent: #f4ba60;
  --brand: #2362b8;
  --ink: #0f2b50;
  --bg: #fbfdff;
  --muted: #64748b;
}

body {
  background: #fbfdff;
}

h1, h2, h3 {
  color: var(--brand-ink);
}

a {
  color: var(--brand-dark);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--brand-cta);
}

.sgi-hero {
  background: linear-gradient(135deg, rgba(35, 98, 184, 0.12), rgba(0, 190, 177, 0.08));
  border-bottom: 1px solid rgba(35, 98, 184, 0.18);
  padding: 3.5rem 0 3rem;
  margin-bottom: 2.5rem;
}

.sgi-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--brand-dark);
  margin-bottom: 0.75rem;
}

.sgi-hero-title {
  font-size: clamp(2.2rem, 3vw, 3rem);
  margin: 0 0 1rem;
}

.sgi-hero-copy {
  max-width: 52rem;
  font-size: 1.05rem;
  color: #2b4752;
}

.sgi-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.sgi-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.3rem;
  border-radius: 999px;
  background: var(--brand-cta);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  box-shadow: 0 12px 24px rgba(0, 190, 177, 0.2);
}

.sgi-btn:hover {
  background: var(--brand-dark);
  color: #fff;
}

.sgi-btn-outline {
  background: #fff;
  color: var(--brand-dark);
  border-color: rgba(35, 98, 184, 0.35);
}

.sgi-btn-outline:hover {
  background: var(--brand-soft);
  color: var(--brand-dark);
}

.sgi-band {
  background: var(--brand-soft);
  border: 1px solid rgba(35, 98, 184, 0.15);
  border-radius: 18px;
  padding: 2rem;
  margin: 2.5rem 0;
}

.sgi-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

.sgi-card {
  background: #fff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 16px;
  padding: 1.4rem;
  box-shadow: 0 12px 30px rgba(9, 38, 56, 0.08);
}

.sgi-card h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}

.sgi-pill {
  display: inline-block;
  background: rgba(244, 186, 96, 0.2);
  color: var(--brand-ink);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
}

.sgi-hero-logo {
  display: block;
  width: min(320px, 70vw);
  margin-bottom: 1.5rem;
}

.sgi-feature-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.sgi-feature {
  padding: 1.2rem;
  border-radius: 14px;
  border: 1px solid rgba(35, 98, 184, 0.12);
  background: #fff;
}

.sgi-feature h4 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  color: var(--brand-ink);
}

/* Navigation */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 1100;
  background: white;
  border-bottom: 1px solid rgba(35, 98, 184, 0.15);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 0;
  max-width: 1240px;
  margin: 0 auto;
  width: 90%;
}

.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.nav-logo-image {
  height: 50px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-list {
  list-style: none;
  display: flex;
  gap: 0.5rem;
  padding: 0;
  margin: 0;
  align-items: center;
}

.nav-list a {
  color: var(--brand-ink);
  text-decoration: none;
  padding: 0.5rem 0.75rem;
  display: block;
  border-radius: 6px;
  transition: background 0.2s;
}

.nav-list a:hover {
  background: var(--brand-soft);
  color: var(--brand-dark);
}

.nav-cta {
  background: var(--brand-cta);
  color: white;
  border-radius: 8px;
  padding: 0.55rem 1rem;
  text-decoration: none;
  font-weight: 600;
  margin-left: 0.5rem;
}

.nav-cta:hover {
  background: var(--brand-dark);
  color: white;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--brand-ink);
}

/* Footer */
.site-footer {
  background: var(--brand-soft);
  border-top: 1px solid rgba(35, 98, 184, 0.15);
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 4rem;
  padding: 3rem 0 1.5rem;
}

.footer-container {
  max-width: 1240px;
  margin: 0 auto;
  width: 90%;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h4 {
  color: var(--brand-ink);
  font-size: 1rem;
  margin: 0 0 0.75rem;
}

.footer-section p {
  margin: 0.5rem 0;
  color: var(--muted);
}

.footer-section a {
  color: var(--muted);
  text-decoration: none;
}

.footer-section a:hover {
  color: var(--brand-dark);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin: 0.5rem 0;
}

.footer-bottom {
  border-top: 1px solid rgba(35, 98, 184, 0.15);
  padding-top: 1.5rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
}

/* Container */
.container {
  width: 90%;
  max-width: 1240px;
  margin: 0 auto;
}

.container-content {
  width: 90%;
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 0;
}

/* Network logos grid */
.network-logos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
  align-items: center;
}

.network-logo-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.5rem;
  border-radius: 12px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.network-logo-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.1);
}

.network-logo-item a {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  width: 100%;
}

.network-logo-item img {
  max-width: 180px;
  max-height: 80px;
  width: auto;
  height: auto;
  margin-bottom: 0.75rem;
  filter: grayscale(0%);
  transition: filter 0.2s;
}

.network-logo-item:hover img {
  filter: grayscale(0%);
}

.network-logo-item .logo-name {
  color: var(--brand-ink);
  font-size: 0.9rem;
  font-weight: 600;
  margin-top: 0.5rem;
}

.network-logo-item:hover .logo-name {
  color: var(--brand-dark);
}

/* Mobile */
@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }
  
  .nav-links {
    position: absolute;
    right: 0;
    left: 0;
    top: 100%;
    background: white;
    display: none;
    flex-direction: column;
    gap: 0.5rem;
    padding: 1rem;
    border-bottom: 1px solid rgba(35, 98, 184, 0.15);
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08);
  }
  
  .nav-links.open {
    display: flex;
  }
  
  .nav-list {
    flex-direction: column;
    gap: 0.25rem;
    width: 100%;
  }
  
  .nav-cta {
    width: 100%;
    text-align: center;
    margin-left: 0;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .network-logos {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
  }
  
  .network-logo-item img {
    max-width: 140px;
    max-height: 60px;
  }
}