/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background var(--transition), box-shadow var(--transition),
    backdrop-filter var(--transition);
}

.site-header.is-scrolled,
.site-header.page-light {
  background: #ffffff;
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border);
}

.site-header.is-scrolled .nav-link,
.site-header.page-light .nav-link {
  color: var(--navy);
}

.site-header.is-scrolled .nav-toggle span,
.site-header.page-light .nav-toggle span {
  background: var(--navy);
}

.header-inner {
  width: var(--container);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  background: #ffffff;
  border-radius: 10px;
  padding: 0.35rem 0.55rem;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.12);
}

.logo img {
  height: 36px;
  width: auto;
  display: block;
}

.site-header.is-scrolled .logo,
.site-header.page-light .logo {
  box-shadow: 0 1px 6px rgba(7, 21, 47, 0.08);
  border: 1px solid rgba(7, 21, 47, 0.1);
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.15rem;
}

.nav-link {
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 0.7rem;
  border-radius: 8px;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
}

.site-header.is-scrolled .nav-link:hover,
.site-header.is-scrolled .nav-link.is-active,
.site-header.page-light .nav-link:hover,
.site-header.page-light .nav-link.is-active {
  color: var(--blue);
  background: rgba(10, 45, 124, 0.06);
}

.nav-cta {
  margin-left: 0.5rem;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Page hero (inner pages) */
.page-hero {
  background: radial-gradient(
      ellipse 80% 60% at 20% 20%,
      rgba(106, 43, 199, 0.35),
      transparent 55%
    ),
    radial-gradient(
      ellipse 70% 50% at 80% 60%,
      rgba(10, 45, 124, 0.45),
      transparent 50%
    ),
    var(--navy);
  color: var(--white);
  padding: calc(var(--header-h) + 4.5rem) 0 4.5rem;
  position: relative;
  overflow: hidden;
}

.page-hero h1 {
  color: var(--white);
  max-width: 860px;
}

.page-hero p {
  color: rgba(255, 255, 255, 0.75);
  max-width: 560px;
  margin-top: 1.15rem;
  font-size: 1.1rem;
}

.page-hero .eyebrow {
  color: var(--silver);
  background: none;
  -webkit-background-clip: unset;
  background-clip: unset;
}

/* Footer */
.site-footer {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.78);
  padding: 4.5rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-brand .logo {
  display: inline-flex;
  margin-bottom: 1.1rem;
}

.footer-brand .logo img {
  height: 42px;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.95rem;
  max-width: 280px;
  margin-bottom: 1.25rem;
}

.footer-newsletter {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
  max-width: 320px;
}

.footer-newsletter input {
  flex: 1;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  padding: 0.7rem 0.9rem;
  color: var(--white);
}

.footer-newsletter input::placeholder {
  color: rgba(255, 255, 255, 0.45);
}

.footer-col h4 {
  color: var(--white);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.1rem;
  font-family: var(--font-display);
}

.footer-col a {
  display: block;
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.65);
  padding: 0.3rem 0;
}

.footer-col a:hover {
  color: var(--white);
}

.social-links {
  display: flex;
  gap: 0.65rem;
}

.social-links a {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: grid;
  place-items: center;
  color: var(--white);
  transition: background var(--transition), border-color var(--transition),
    box-shadow var(--transition);
}

.social-links a:hover {
  background: rgba(106, 43, 199, 0.35);
  border-color: var(--purple);
  box-shadow: var(--glow-purple);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.footer-legal a:hover {
  color: var(--white);
}

@media (max-width: 1100px) {
  .nav-link {
    font-size: 0.82rem;
    padding: 0.45rem 0.5rem;
  }
}

@media (max-width: 960px) {
  .nav-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(320px, 88vw);
    background: var(--navy);
    flex-direction: column;
    align-items: stretch;
    padding: calc(var(--header-h) + 1.5rem) 1.5rem 2rem;
    gap: 0.25rem;
    transform: translateX(100%);
    transition: transform var(--transition);
    box-shadow: -20px 0 60px rgba(0, 0, 0, 0.35);
  }

  .nav.is-open {
    transform: translateX(0);
  }

  .nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    padding: 0.85rem 1rem;
    font-size: 1rem;
  }

  .nav-cta {
    margin: 1rem 0 0;
  }

  .nav-cta .btn {
    width: 100%;
  }

  .site-header.is-scrolled .nav-toggle:not(.is-open) span,
  .site-header.page-light .nav-toggle:not(.is-open) span {
    background: var(--navy);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 560px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
  }
}