/* Base & Reset */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  background-color: #060d18;
  color: #ffffff;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #0a1628;
}
::-webkit-scrollbar-thumb {
  background: #162d45;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #c9a84c;
}

/* Selection */
::selection {
  background: rgba(201, 168, 76, 0.3);
  color: #f0d78c;
}

/* Nav */
.nav-link {
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: #c9a84c;
  transition: width 0.3s ease;
}
.nav-link:hover::after {
  width: 100%;
}
.nav-link:hover {
  color: #c9a84c;
}

/* Navbar scroll state */
#navbar.scrolled {
  background: rgba(6, 13, 24, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(201, 168, 76, 0.1);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Mobile menu */
.mobile-link {
  display: block;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.mobile-link:last-child {
  border-bottom: none;
}

/* Feature cards */
.feature-card {
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(255, 255, 255, 0.02);
  transition: all 0.4s ease;
}
.feature-card:hover {
  border-color: rgba(201, 168, 76, 0.2);
  background: rgba(255, 255, 255, 0.04);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Menu */
.menu-category-label {
  display: flex;
  align-items: center;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #c9a84c;
  padding-bottom: 0.75rem;
  margin-bottom: 0.5rem;
  border-bottom: 1px solid rgba(201, 168, 76, 0.2);
}

.menu-item {
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.3s ease;
}
.menu-item:hover {
  padding-left: 0.5rem;
}
.menu-item:hover .menu-item-name {
  color: #f0d78c;
}

/* Gallery */
.gallery-item {
  cursor: pointer;
  position: relative;
}
.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 13, 24, 0.4) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.4s ease;
  border-radius: inherit;
}
.gallery-item:hover::after {
  opacity: 1;
}

/* Scroll reveal */
.scroll-reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.scroll-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .scroll-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .gallery-item img {
    transition: none;
  }
  .gallery-item:hover img {
    transform: none;
  }
  .feature-card:hover {
    transform: none;
  }
  .menu-item:hover {
    padding-left: 0;
  }
}

/* Input focus styles */
input:focus, textarea:focus {
  background: rgba(255, 255, 255, 0.07);
}

/* Mobile menu animation */
#mobile-menu {
  animation: slideDown 0.3s ease forwards;
}
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive adjustments */
@media (max-width: 767px) {
  .feature-card {
    padding: 1.5rem;
  }
  #about .aspect-\[4\/5\] {
    aspect-ratio: 4/5;
  }
  .gallery-item {
    aspect-ratio: 1;
  }
  .gallery-item.col-span-2 {
    aspect-ratio: 16/9;
  }
}