/* Shared header and footer styles. Keep this file as the single source of truth
   for the site chrome used by every page. */

body > header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  backdrop-filter: blur(24px);
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.8));
  border-bottom: 1px solid var(--border-soft);
  transition: all 0.3s ease;
  transform: translateY(0);
}

body > header.scrolled {
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.98), rgba(255, 255, 255, 0.95));
  box-shadow: 0 8px 24px rgba(17, 24, 39, 0.08);
  border-color: rgba(229, 231, 235, 0.8);
}

body > header .nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

body > header .nav-left,
body > header .nav-right {
  display: flex;
  align-items: center;
}

body > header .nav-left {
  gap: 12px;
}

body > header .nav-right {
  gap: 12px;
  font-size: 0.85rem;
}

body > header .logo {
  display: inline-block;
  width: 32px;
  height: 32px;
  position: relative;
  flex-shrink: 0;
}

body > header .logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 12px;
  background: conic-gradient(from 190deg, #6366f1, #22d3ee, #22c55e, #6366f1);
  box-shadow: var(--shadow-glow);
  position: relative;
  overflow: hidden;
}

body > header .logo-mark::after {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: 10px;
  background: radial-gradient(circle at 30% 0, rgba(248, 250, 252, 0.7), transparent 50%);
  opacity: 0.6;
  mix-blend-mode: screen;
}

body > header .logo-img {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 12px;
  object-fit: cover;
}

body > header .logo-fallback {
  position: absolute;
  inset: 0;
  display: none;
}

body > header .nav-title {
  font-weight: 600;
  font-size: 1rem;
}

body > header .nav-center {
  display: flex;
  gap: 20px;
  font-size: 0.9rem;
}

body > header .nav-link {
  position: relative;
  padding: 6px 0;
  color: var(--text-sub);
  cursor: pointer;
}

body > header .nav-item {
  position: relative;
  display: flex;
  align-items: center;
}

body > header .nav-menu-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 0;
  background: transparent;
  font: inherit;
  cursor: pointer;
}

body > header .nav-item-with-link {
  gap: 3px;
}

body > header .nav-menu-arrow {
  width: 26px;
  height: 32px;
  justify-content: center;
  padding: 0;
  border-radius: 8px;
  color: var(--text-sub);
}

body > header .nav-menu-arrow:hover,
body > header .nav-menu-arrow:focus-visible {
  color: #111827;
  background: rgba(99, 102, 241, 0.08);
  outline: none;
}

body > header .nav-menu-chevron {
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform 0.2s ease-out;
}

body > header .nav-item.open .nav-menu-chevron,
body > header .nav-item:focus-within .nav-menu-chevron,
body > header .mobile-subnav-group.open .nav-menu-chevron {
  transform: translateY(2px) rotate(225deg);
}

body > header .nav-dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  min-width: 152px;
  padding: 6px;
  border: 1px solid rgba(229, 231, 235, 0.9);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 16px 36px rgba(17, 24, 39, 0.12);
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, -6px);
  transition:
    opacity 0.18s ease-out,
    transform 0.18s ease-out,
    visibility 0.18s ease-out;
}

body > header .nav-item:hover .nav-dropdown,
body > header .nav-item:focus-within .nav-dropdown,
body > header .nav-item.open .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

body > header .nav-dropdown-link {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0 14px;
  border-radius: 8px;
  color: var(--text-sub);
  white-space: nowrap;
  transition:
    color 0.18s ease-out,
    background-color 0.18s ease-out;
}

body > header .nav-dropdown-link:hover,
body > header .nav-dropdown-link:focus-visible,
body > header .nav-dropdown-link.active {
  color: #111827;
  background: rgba(99, 102, 241, 0.08);
  outline: none;
}

body > header .nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(to right, var(--accent), var(--primary));
  transition: width 0.2s ease-out;
}

body > header .nav-link:hover,
body > header .nav-link.active,
body > header .mobile-nav-link:hover,
body > header .mobile-nav-link.active,
body > header .mobile-subnav-toggle:hover {
  color: #111827;
}

body > header .nav-link:hover::after,
body > header .nav-link.active::after {
  width: 100%;
}

body > header .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  border-radius: 999px;
  border: 1px solid var(--border-soft);
  padding: 7px 16px;
  font-size: 0.84rem;
  cursor: pointer;
  background: #ffffff;
  color: var(--text-main);
  transition: all 0.18s ease-out;
}

body > header .btn:hover {
  transform: translateY(-5px);
}

body > header .btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
}

body > header .btn-primary {
  border: none;
  color: #ff5473;
  background: rgba(255, 84, 115, 0.1);
}

body > header .mobile-nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid var(--border-soft);
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  line-height: 1;
  color: var(--text-main);
  background: #fff;
  cursor: pointer;
}

body > header .nav-link:focus-visible,
body > header .mobile-nav-link:focus-visible,
body > header .mobile-subnav-toggle:focus-visible {
  outline: none;
  box-shadow: inset 0 -2px 0 var(--accent);
}

body > header .mobile-nav-menu {
  display: none;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
  padding: 10px 0;
  font-size: 0.86rem;
  border-top: 1px solid var(--border-soft);
}

body > header .mobile-nav-menu.open {
  display: flex;
}

body > header .mobile-nav-link {
  min-height: 44px;
  padding: 11px 0;
  color: var(--text-sub);
}

body > header .mobile-subnav-toggle {
  display: flex;
  width: 100%;
  min-height: 44px;
  align-items: center;
  justify-content: space-between;
  padding: 11px 0;
  border: 0;
  color: var(--text-sub);
  background: transparent;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

body > header .mobile-subnav-heading {
  display: flex;
  align-items: center;
}

body > header .mobile-subnav-heading .mobile-nav-link {
  flex: 1;
}

body > header .mobile-subnav-heading .mobile-subnav-toggle {
  width: 44px;
  flex: 0 0 44px;
  justify-content: center;
  padding: 0;
  border-radius: 8px;
}

body > header .mobile-subnav {
  display: none;
  padding-left: 16px;
}

body > header .mobile-subnav-group.open .mobile-subnav {
  display: block;
}

body > header .mobile-nav-sublink {
  display: flex;
  align-items: center;
  padding-left: 14px;
  border-left: 2px solid rgba(99, 102, 241, 0.22);
}

#contact footer {
  padding: 24px 0 30px;
  border-top: 1px solid var(--border-soft);
  margin-top: 40px;
  background: radial-gradient(circle at top, rgba(255, 255, 255, 0.95), rgba(248, 250, 252, 1));
  border-radius: var(--radius-s);
}

#contact footer .footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 2.8fr) minmax(0, 3.2fr);
  gap: 18px;
  font-size: 0.78rem;
  color: var(--text-sub);
}

#contact footer .qr-row {
  display: flex;
  flex-direction: row;
  gap: 12px;
}

#contact footer .qr-box {
  width: 130px;
  margin: 0;
  border-radius: 14px;
  border: 1px dashed var(--border-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  color: var(--text-sub);
  background: #ffffff;
  box-shadow: none;
  overflow: visible;
  transition: none;
  flex-direction: column;
}

#contact footer .qr-box:hover {
  transform: none;
  box-shadow: none;
}

#contact footer .qr-box span {
  margin-bottom: 10px;
}

@media (max-width: 960px) {
  #contact footer .footer-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 720px) {
  body > header .nav-center,
  body > header .nav-right .btn {
    display: none;
  }

  body > header .mobile-nav-toggle {
    display: inline-flex;
  }
}

@media (prefers-reduced-motion: reduce) {
  body > header,
  body > header .btn,
  body > header .nav-link::after {
    transition: none;
  }

  body > header .nav-menu-chevron,
  body > header .nav-dropdown,
  body > header .nav-dropdown-link {
    transition: none;
  }
}