/* ── Unified Top Navigation ─────────────────────── */

.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1030;
  background: #fff;
  border-bottom: 1px solid var(--border-color, #D4DCE8);
  box-shadow: 0 1px 8px rgba(0, 0, 0, 0.04);
}

.site-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 3rem;
}

/* ── Logo (left) ─────────────────────────────────── */

.site-nav-brand {
  text-decoration: none;
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  transition: color 0.2s ease;
}

.site-nav-brand-name {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--secondary-color, #3D5A8C);
}

.site-nav-brand-subtitle {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted, #7A8599);
}

.site-nav-brand:hover .site-nav-brand-name,
.site-nav-brand:hover .site-nav-brand-subtitle {
  color: var(--primary-color, #5B8BD6);
}

/* ── Navigation Links (right, desktop) ───────────── */

.site-nav-links {
  display: flex;
  align-items: center;
  gap: 3rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav-link {
  text-decoration: none;
  color: var(--text-muted, #7A8599);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

.site-nav-link:hover,
.site-nav-link.active {
  color: var(--primary-color, #5B8BD6);
}

/* ── Hamburger Button (mobile) ───────────────────── */

.site-nav-hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
}

.site-nav-hamburger span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--secondary-color, #3D5A8C);
  border-radius: 1px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* Hamburger → X animation */
.site-nav-hamburger.open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.site-nav-hamburger.open span:nth-child(2) {
  opacity: 0;
}
.site-nav-hamburger.open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* ── Mobile Dropdown ─────────────────────────────── */

.site-nav-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #fff;
  border-bottom: 1px solid var(--border-color, #D4DCE8);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
  padding: 0.5rem 0;
}

.site-nav-dropdown.open {
  display: block;
}

.site-nav-dropdown .site-nav-link {
  display: block;
  padding: 0.75rem 3rem;
}

.site-nav-dropdown .site-nav-link:hover {
  background: var(--bg-page, #EEF2F7);
}

.site-nav-dropdown .site-nav-cta {
  display: block;
  margin: 0.5rem 3rem;
  text-align: center;
  padding: 0.6rem 1rem;
}

/* ── Body Offset ─────────────────────────────────── */

body {
  padding-top: 4.5rem;
}

/* ── Nav CTA Button ──────────────────────────────── */

.site-nav-cta {
  display: inline-block;
  padding: 0.45rem 1rem;
  background: var(--primary-color, #5B8BD6);
  color: #fff !important;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 6px;
  text-decoration: none;
  transition: opacity 0.2s ease;
  white-space: nowrap;
}

.site-nav-cta:hover {
  opacity: 0.85;
  color: #fff !important;
  text-decoration: none;
}

/* ── Responsive ──────────────────────────────────── */

@media (max-width: 968px) {
  .site-nav-links {
    display: none;
  }
  .site-nav-hamburger {
    display: flex;
  }
}

@media (max-width: 600px) {
  .site-nav-inner {
    padding: 1rem 1.5rem;
  }
  .site-nav-dropdown .site-nav-link {
    padding: 0.75rem 1.5rem;
  }
  .site-nav-dropdown .site-nav-cta {
    margin: 0.5rem 1.5rem;
  }
}