:root {
  --navy-950: #1a0e33;
  --navy-900: #2a1a47;
  --navy-700: #1e3a8a;
  --blue-600: #1b9cd8;
  --blue-500: #4fb7e0;
  --red-700: #c41e3a;
  --red-500: #e63946;
  --ink: #1a0e33;
  --ink-soft: #5a4f70;
  --line: rgba(42, 26, 71, 0.1);
  --header-max-width: 1180px;
}

.site-header {
  position: relative;
  z-index: 100;
  padding: 18px 0 0;
  font-family: "Manrope", sans-serif;
}

.site-header * { box-sizing: border-box; }

.site-header .header-container {
  width: min(100% - 40px, var(--header-max-width));
  margin: 0 auto;
}

.site-header .nav {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 18px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(18px);
  box-shadow: 0 18px 44px rgba(26, 14, 51, 0.12);
}

.site-header a { color: inherit; text-decoration: none; }

.site-header .brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.site-header .brand-logo {
  height: 40px;
  width: auto;
  display: block;
  flex-shrink: 0;
}

.site-header .brand-text {
  display: grid;
  gap: 2px;
}

.site-header .brand-text small {
  font-size: 12px;
  font-weight: 700;
  color: var(--ink-soft);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-header .nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}

.site-header .nav-links a {
  font-size: 14px;
  font-weight: 800;
  color: var(--ink-soft);
  transition: color 0.2s ease;
}

.site-header .nav-links a:hover { color: var(--navy-900); }

.site-header .nav-item { position: relative; }

.site-header .nav-item.has-dropdown::after {
  content: "";
  position: absolute;
  top: 100%;
  left: -18px;
  right: -18px;
  height: 22px;
  display: block;
  pointer-events: auto;
}

.site-header .nav-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0;
  border: none;
  background: transparent;
  font: inherit;
  font-size: 14px;
  font-weight: 800;
  color: var(--ink-soft);
  cursor: pointer;
  transition: color 0.2s ease;
}

.site-header .nav-trigger:hover,
.site-header .nav-trigger[aria-expanded="true"] { color: var(--navy-900); }

.site-header .nav-caret { transition: transform 0.2s ease; }

.site-header .nav-item.is-open .nav-caret,
.site-header .nav-trigger[aria-expanded="true"] .nav-caret {
  transform: rotate(180deg);
}

.site-header .nav-dropdown {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  min-width: 240px;
  padding: 10px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow: 0 22px 60px rgba(26, 14, 51, 0.18);
  backdrop-filter: blur(18px);
  display: grid;
  gap: 2px;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
  z-index: 200;
}

.site-header .nav-dropdown::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 12px;
  height: 12px;
  background: rgba(255, 255, 255, 0.96);
  border-left: 1px solid rgba(255, 255, 255, 0.85);
  border-top: 1px solid rgba(255, 255, 255, 0.85);
  border-top-left-radius: 3px;
}

.site-header .nav-item:hover .nav-dropdown,
.site-header .nav-item:focus-within .nav-dropdown,
.site-header .nav-item.is-open .nav-dropdown {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.site-header .nav-dropdown a {
  display: block;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 700;
  color: var(--navy-900);
  transition: background 0.18s ease, color 0.18s ease;
}

.site-header .nav-dropdown a:hover,
.site-header .nav-dropdown a:focus-visible {
  background: linear-gradient(135deg, rgba(27, 156, 216, 0.1), rgba(230, 57, 70, 0.08));
  color: var(--navy-900);
  outline: none;
}

.site-header .nav-dropdown-divider {
  display: block;
  height: 1px;
  margin: 6px 8px;
  background: var(--line);
}

.site-header .nav-dropdown-all {
  color: var(--blue-600) !important;
  font-size: 13px !important;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ── Burger button ── */
.nav-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border: none;
  background: rgba(42, 26, 71, 0.06);
  border-radius: 12px;
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.2s ease;
}

.nav-burger:hover { background: rgba(42, 26, 71, 0.12); }

.nav-burger span {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: var(--navy-900);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

/* ── Mobile menu panel ── */
.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 85vw);
  z-index: 9999;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(24px);
  box-shadow: -20px 0 60px rgba(26, 14, 51, 0.18);
  border-left: 1px solid rgba(42, 26, 71, 0.08);
  overflow-y: auto;
}

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

.mobile-menu-inner {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 24px 24px 40px;
}

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 36px;
}

.mobile-menu-header .brand-logo {
  height: 32px;
  width: auto;
}

.mobile-menu-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: none;
  background: rgba(42, 26, 71, 0.06);
  border-radius: 10px;
  cursor: pointer;
  color: var(--navy-900);
  transition: background 0.2s ease;
}

.mobile-menu-close:hover { background: rgba(42, 26, 71, 0.12); }

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.mobile-nav-link {
  display: block;
  padding: 14px 16px;
  border-radius: 14px;
  font-size: 16px;
  font-weight: 800;
  color: var(--navy-900);
  transition: background 0.18s ease;
}

.mobile-nav-link:hover {
  background: linear-gradient(135deg, rgba(27, 156, 216, 0.08), rgba(230, 57, 70, 0.06));
}

.mobile-nav-group {
  margin: 6px 0;
  padding: 16px;
  border-radius: 14px;
  background: rgba(42, 26, 71, 0.03);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mobile-nav-label {
  display: block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 8px;
  padding: 0 2px;
}

.mobile-nav-sub {
  display: block;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 700;
  color: var(--navy-900);
  transition: background 0.18s ease;
}

.mobile-nav-sub:hover {
  background: rgba(27, 156, 216, 0.08);
}

/* ── Overlay backdrop ── */
.mobile-overlay {
  position: fixed;
  inset: 0;
  z-index: 9998;
  background: rgba(26, 14, 51, 0.4);
  backdrop-filter: blur(2px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.mobile-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

@media (max-width: 820px) {
  .site-header .nav { padding: 12px 14px; }
  .site-header .nav-links { display: none; }
  .nav-burger { display: flex; }
}

@media (max-width: 640px) {
  .site-header { padding-top: 12px; }
  .site-header .header-container { width: min(100% - 28px, var(--header-max-width)); }
  .site-header .brand-text small { letter-spacing: 0.04em; }
}