/* Site Header CSS - Shared across all pages */
/* ===== HEADER ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 9999;
  background: transparent;
  transition: all 0.3s ease;
}
.site-header.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 20px rgba(0,0,0,0.08);
}
.site-header .header-nav-link,
.site-header .header-hamburger span,
.site-header .header-install-btn span {
  color: white;
}
.site-header .header-install-btn {
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.25);
}
.site-header .header-install-btn svg { stroke: white; }
.site-header .nav-chevron { stroke: white; }
.site-header .header-hamburger span { background: white; }

.site-header.scrolled .header-nav-link,
.site-header.scrolled .header-hamburger span { color: #333; }
.site-header.scrolled .header-nav-link:hover {
  color: #0a114b;
  background: rgba(0,212,255,0.06);
}
.site-header.scrolled .header-hamburger span { background: #333; }
.site-header.scrolled .header-install-btn {
  background: linear-gradient(135deg, #00d4ff, #00a0cc);
  border: none;
}
.site-header.scrolled .header-install-btn span { color: white; }
.site-header.scrolled .header-install-btn svg { stroke: white; }
.site-header.scrolled .nav-chevron { stroke: #555; }

.header-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 40px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}
.header-logo-img {
  height: 42px;
  width: auto;
  transition: opacity 0.3s ease;
}
.header-logo:hover .header-logo-img { opacity: 0.8; }
.header-nav { display: flex; align-items: center; }
.header-nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.header-nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 16px;
  font-size: 15px;
  font-weight: 500;
  color: #333;
  text-decoration: none;
  border-radius: 8px;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.header-nav-link:hover {
  color: #0a114b;
  background: rgba(0,212,255,0.06);
}
.header-nav-link.active {
  color: #00d4ff;
  background: rgba(0,212,255,0.08);
}
.nav-chevron {
  transition: transform 0.2s ease;
  opacity: 0.5;
}
.has-dropdown:hover .nav-chevron { transform: rotate(180deg); }
.has-dropdown { position: relative; }
.header-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 220px;
  background: white;
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 14px;
  padding: 8px;
  list-style: none;
  margin: 0;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 12px 40px rgba(0,0,0,0.1);
}
.has-dropdown:hover .header-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.header-dropdown li a {
  display: block;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 500;
  color: #444;
  text-decoration: none;
  border-radius: 8px;
  transition: all 0.2s ease;
}
.header-dropdown li a:hover {
  background: rgba(0,212,255,0.06);
  color: #0a114b;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.header-install-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 20px;
  font-size: 14px;
  font-weight: 600;
  color: white;
  background: linear-gradient(135deg, #00d4ff, #00a0cc);
  border: none;
  border-radius: 10px;
  text-decoration: none;
  transition: all 0.25s ease;
  white-space: nowrap;
}
.header-install-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0,212,255,0.35);
}
.header-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
  border-radius: 8px;
  transition: background 0.2s ease;
}
.header-hamburger:hover { background: rgba(255,255,255,0.1); }
.scrolled .header-hamburger:hover { background: rgba(0,0,0,0.04); }
.header-hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: #333;
  border-radius: 2px;
  transition: all 0.3s ease;
}
.header-hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.header-hamburger.active span:nth-child(2) { opacity: 0; }
.header-hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== MOBILE NAV ===== */
.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}
.mobile-nav-overlay.open {
  pointer-events: auto;
  opacity: 1;
  visibility: visible;
}
.mobile-nav-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(4px);
  z-index: 1;
}
.mobile-nav-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: 320px;
  max-width: 85vw;
  height: 100%;
  background: white;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  z-index: 2;
}
.mobile-nav-overlay.open .mobile-nav-panel { transform: translateX(0); }
.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.mobile-nav-logo { height: 36px; width: auto; }
.mobile-nav-close {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.04);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  color: #333;
  transition: background 0.2s ease;
}
.mobile-nav-close:hover { background: rgba(0,0,0,0.08); }
.mobile-nav-list {
  list-style: none;
  margin: 0;
  padding: 16px 12px;
  flex: 1;
}
.mobile-nav-list li a {
  display: block;
  padding: 14px 16px;
  font-size: 16px;
  font-weight: 500;
  color: #333;
  text-decoration: none;
  border-radius: 10px;
  transition: all 0.2s ease;
}
.mobile-nav-list li a:hover {
  background: rgba(0,212,255,0.06);
  color: #0a114b;
}
.mobile-dropdown-toggle {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
}
.mobile-dropdown-toggle svg { transition: transform 0.3s ease; }
.mobile-has-dropdown.open .mobile-dropdown-toggle svg { transform: rotate(180deg); }
.mobile-submenu {
  list-style: none;
  margin: 0;
  padding: 0 0 0 16px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.mobile-has-dropdown.open .mobile-submenu { max-height: 400px; }
.mobile-submenu li a { font-size: 15px; padding: 11px 16px; color: #555; }
.mobile-cta-btn {
  display: block;
  margin: 16px 24px 24px;
  padding: 14px;
  text-align: center;
  font-size: 15px;
  font-weight: 600;
  color: white;
  background: linear-gradient(135deg, #00d4ff, #00a0cc);
  border-radius: 12px;
  text-decoration: none;
  transition: all 0.25s ease;
}
.mobile-cta-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0,212,255,0.35);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .header-nav { display: none; }
  .header-install-btn { display: none; }
  .header-hamburger { display: flex; }
}
@media (max-width: 480px) {
  .header-container { padding: 0 16px; }
  .mobile-nav-panel { width: 100%; max-width: 100vw; }
}