/* ===== BASE & RESET ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  overflow-x: hidden;
}

::selection {
  background: rgba(5, 150, 105, 0.4);
  color: #fdfcfa;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #080b0a;
}
::-webkit-scrollbar-thumb {
  background: #065f46;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #047857;
}

/* ===== NAVBAR ===== */
#navbar {
  background: transparent;
}

#navbar.scrolled {
  background: rgba(4, 6, 5, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* ===== MOBILE MENU ===== */
#mobileMenu.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-link {
  position: relative;
}

.mobile-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: #d4a017;
  transition: width 0.3s ease;
}

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

/* ===== HERO SCROLL INDICATOR ===== */
@keyframes scrollDot {
  0% { top: 0; opacity: 1; }
  50% { top: 16px; opacity: 0.5; }
  100% { top: 24px; opacity: 0; }
}

.scroll-dot {
  animation: scrollDot 1.5s ease-in-out infinite;
}

/* ===== SERVICE CARDS ===== */
.service-card {
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, #d4a017, transparent);
  opacity: 0;
  transition: opacity 0.5s ease;
}

.service-card:hover::before {
  opacity: 1;
}

/* ===== GALLERY ===== */
.gallery-item {
  cursor: pointer;
}

/* ===== TESTIMONIAL CARDS ===== */
.testimonial-card {
  position: relative;
}

/* ===== SCROLL REVEAL ANIMATIONS ===== */
/* Default state: visible for accessibility (no JS required) */
.reveal {
  opacity: 1;
  transform: none;
  transition: opacity 0.8s ease, transform 0.8s ease;
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(30px);
  }
  
  .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }
  
  .reveal-delay-1 { transition-delay: 0.1s; }
  .reveal-delay-2 { transition-delay: 0.2s; }
  .reveal-delay-3 { transition-delay: 0.3s; }
  .reveal-delay-4 { transition-delay: 0.4s; }
  .reveal-delay-5 { transition-delay: 0.5s; }
  .reveal-delay-6 { transition-delay: 0.6s; }
}

/* ===== GOLD LINE ANIMATION ===== */
@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

.gold-shimmer {
  background: linear-gradient(90deg, #d4a017, #f5d68a, #d4a017);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer 4s linear infinite;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .font-serif {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
  }
}