/* 
 * Premium Header Design - World-Class Navigation
 * Inspired by: Apple, Tesla, Stripe, BMW
 */

/* Header Base */
.premium-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10000;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(30px) saturate(180%);
  -webkit-backdrop-filter: blur(30px) saturate(180%);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.premium-header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.08);
}

/* Header Container */
.premium-header-container {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

/* Logo Section */
.premium-logo {
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  z-index: 10001;
}

.premium-logo:hover {
  transform: translateY(-2px);
}

.premium-logo img {
  height: 52px;
  width: auto;
  transition: all 0.3s ease;
  filter: drop-shadow(0 2px 8px rgba(255, 136, 0, 0.15));
}

.premium-logo:hover img {
  filter: drop-shadow(0 4px 12px rgba(255, 136, 0, 0.3));
}

/* Navigation */
.premium-nav {
  display: flex;
  align-items: center;
  gap: 3rem;
  flex: 1;
  justify-content: center;
}

.premium-nav-list {
  display: flex;
  gap: 2.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
}

.premium-nav-item {
  position: relative;
}

.premium-nav-link {
  color: #1a1a1a;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: -0.01em;
  padding: 0.5rem 0;
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: inline-block;
}

.premium-nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #FF8800, #ff6600);
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 2px;
}

.premium-nav-link:hover {
  color: #FF8800;
  transform: translateY(-1px);
}

.premium-nav-link:hover::after {
  width: 100%;
}

.premium-nav-link.active {
  color: #FF8800;
}

.premium-nav-link.active::after {
  width: 100%;
}

/* Dropdown */
.premium-dropdown {
  position: relative;
}

.premium-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  cursor: pointer;
}

.premium-dropdown-toggle::before {
  content: '▼';
  font-size: 0.625rem;
  transition: transform 0.3s ease;
  opacity: 0.6;
}

.premium-dropdown:hover .premium-dropdown-toggle::before {
  transform: rotate(180deg);
  opacity: 1;
}

.premium-dropdown-menu {
  position: absolute;
  top: calc(100% + 1rem);
  left: 50%;
  transform: translateX(-50%) translateY(-10px);
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(30px);
  min-width: 320px;
  border-radius: 20px;
  padding: 1rem 0;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
  border: 1px solid rgba(0, 0, 0, 0.06);
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  list-style: none;
  margin: 0;
}

.premium-dropdown:hover .premium-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.premium-dropdown-item {
  padding: 0;
}

.premium-dropdown-link {
  display: block;
  padding: 1rem 1.75rem;
  color: #2c3e50;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9375rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.premium-dropdown-link::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 4px;
  background: linear-gradient(180deg, #FF8800, #ff6600);
  transform: scaleY(0);
  transition: transform 0.3s ease;
}

.premium-dropdown-link:hover {
  background: rgba(255, 136, 0, 0.05);
  color: #FF8800;
  padding-left: 2rem;
}

.premium-dropdown-link:hover::before {
  transform: scaleY(1);
}

/* Language Switcher */
.premium-lang-switch {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(255, 136, 0, 0.05);
  border-radius: 12px;
  border: 1px solid rgba(255, 136, 0, 0.1);
  transition: all 0.3s ease;
}

.premium-lang-switch:hover {
  background: rgba(255, 136, 0, 0.08);
  border-color: rgba(255, 136, 0, 0.2);
}

.premium-lang-btn {
  color: #9ca3af;
  text-decoration: none;
  padding: 0.25rem 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all 0.3s ease;
  border-radius: 6px;
}

.premium-lang-btn:hover {
  color: #FF8800;
  background: rgba(255, 136, 0, 0.1);
}

.premium-lang-btn.active {
  color: #FF8800;
  background: rgba(255, 136, 0, 0.12);
}

.premium-lang-separator {
  color: #e0e0e0;
  font-size: 0.75rem;
}

/* CTA Buttons */
.premium-cta-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-left: 2rem;
  border-left: 1px solid rgba(0, 0, 0, 0.08);
}

.premium-cta-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  text-decoration: none;
  font-size: 1.375rem;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.premium-cta-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(255, 255, 255, 0.3), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.premium-cta-btn:hover::before {
  opacity: 1;
}

.premium-cta-btn:hover {
  transform: translateY(-4px) scale(1.08);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15);
}

.premium-cta-btn:active {
  transform: translateY(-2px) scale(1.04);
}

.premium-cta-btn.email {
  background: linear-gradient(135deg, #FF8800, #ff6600);
  color: white;
}

.premium-cta-btn.whatsapp {
  background: linear-gradient(135deg, #25D366, #1ea952);
  color: white;
}

.premium-cta-btn.calendar {
  background: linear-gradient(135deg, #FF8800, #ff6600);
  color: white;
}

/* Hover Glow Effect */
.premium-cta-btn.email:hover {
  box-shadow: 0 12px 28px rgba(255, 136, 0, 0.4);
}

.premium-cta-btn.whatsapp:hover {
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.4);
}

.premium-cta-btn.calendar:hover {
  box-shadow: 0 12px 28px rgba(255, 136, 0, 0.4);
}

/* Mobile Menu Toggle */
.premium-mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  transition: all 0.3s ease;
}

.premium-mobile-toggle span {
  width: 100%;
  height: 2px;
  background: #1a1a1a;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.premium-mobile-toggle:hover span {
  background: #FF8800;
}

/* Responsive */
@media (max-width: 1024px) {
  .premium-header-container {
    padding: 0 2rem;
  }
  
  .premium-nav {
    gap: 2rem;
  }
  
  .premium-nav-list {
    gap: 1.5rem;
  }
  
  .premium-cta-group {
    padding-left: 1.5rem;
  }
}

@media (max-width: 768px) {
  .premium-header-container {
    height: 70px;
    padding: 0 1.5rem;
  }
  
  .premium-logo img {
    height: 44px;
  }
  
  /* IMPORTANT: Hide desktop navigation on mobile */
  .premium-nav,
  .premium-lang-switch {
    display: none !important;
  }
  
  /* IMPORTANT: Show mobile hamburger menu */
  .premium-mobile-toggle {
    display: flex !important;
    z-index: 10002;
  }
  
  .premium-cta-group {
    border-left: none;
    padding-left: 0;
    gap: 0.5rem;
  }
  
  .premium-cta-btn {
    width: 42px;
    height: 42px;
    font-size: 1.125rem;
  }
  
  /* Hide dropdown menus on mobile (will be shown in mobile menu) */
  .premium-dropdown-menu {
    display: none !important;
  }
}

/* Scroll Animation */
@keyframes slideDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.premium-header {
  animation: slideDown 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Tooltip for CTA Buttons */
.premium-cta-btn[title]::after {
  content: attr(title);
  position: absolute;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: rgba(0, 0, 0, 0.9);
  color: white;
  padding: 0.5rem 0.875rem;
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  pointer-events: none;
  letter-spacing: 0.02em;
}

.premium-cta-btn:hover[title]::after {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}