/* Base & Typography */
html {
  scroll-behavior: smooth;
}

body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Navigation */
#nav {
  transition: background-color 0.4s ease, box-shadow 0.4s ease, padding 0.4s ease;
}

#nav.scrolled {
  background-color: rgba(10, 17, 40, 0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-logo-text {
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.4s ease;
}

#nav.scrolled .nav-logo-text {
  color: #ffffff;
}

.nav-link {
  color: rgba(255, 255, 255, 0.7);
  position: relative;
  transition: color 0.3s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: #c9a84c;
  transition: width 0.3s ease;
}

.nav-link:hover {
  color: #c9a84c;
}

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

/* Mobile Menu */
.mobile-link {
  color: #ffffff;
  transition: color 0.3s ease, transform 0.3s ease;
}

.mobile-link:hover {
  color: #c9a84c;
  transform: translateY(-2px);
}

#mobileMenu.open {
  opacity: 1;
  pointer-events: all;
}

#mobileMenu.closed {
  opacity: 0;
  pointer-events: none;
}

/* Menu Button */
.menu-line {
  background: rgba(255, 255, 255, 0.8);
}

#nav.scrolled .menu-line {
  background: #ffffff;
}

.menu-btn-active .menu-line:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
  background: #ffffff;
}

.menu-btn-active .menu-line:nth-child(2) {
  opacity: 0;
}

.menu-btn-active .menu-line:nth-child(3) {
  transform: translateY(-5px) rotate(-45deg);
  background: #ffffff;
}

/* Service Cards */
.service-card {
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, #c9a84c, #d4b962);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s ease;
}

.service-card:hover::before {
  transform: scaleX(1);
}

/* Gallery */
.gallery-item {
  position: relative;
  overflow: hidden;
}

.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10, 17, 40, 0.2), transparent);
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
}

.gallery-item:hover::after {
  opacity: 1;
}

/* Testimonial Cards */
.testimonial-card {
  transition: transform 0.5s ease, box-shadow 0.5s ease;
}

.testimonial-card:hover {
  transform: translateY(-4px);
}

/* Scroll Reveal Animations */
.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Prefers reduced motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .service-card::before,
  .gallery-item::after,
  .service-card,
  .testimonial-card,
  .gallery-item img,
  a,
  button {
    transition: none;
  }
}

/* Responsive adjustments */
@media (max-width: 640px) {
  .font-serif {
    word-break: keep-all;
  }
}