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

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

body {
  margin: 0;
  overflow-x: hidden;
}

::selection {
  background: #ebcfc3;
  color: #603526;
}

/* ===== Scroll Reveal (progressive enhancement) ===== */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .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; }
}

/* ===== Navbar ===== */
#navbar {
  background: rgba(253, 249, 245, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

#navbar.scrolled {
  background: rgba(253, 249, 245, 0.95);
  box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: #b06840;
  transition: width 0.3s ease;
  border-radius: 1px;
}

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

/* ===== Mobile Menu ===== */
.mobile-link {
  opacity: 1;
  transform: none;
  transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s ease;
}

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

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

#mobileMenu.closed .mobile-link {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

#mobileMenu.closed .mobile-link:nth-child(1) { transition-delay: 0s; }
#mobileMenu.closed .mobile-link:nth-child(2) { transition-delay: 0.05s; }
#mobileMenu.closed .mobile-link:nth-child(3) { transition-delay: 0.1s; }
#mobileMenu.closed .mobile-link:nth-child(4) { transition-delay: 0.15s; }

/* ===== Service Cards ===== */
.service-card {
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease, background 0.4s ease;
}

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

/* ===== Gallery ===== */
.gallery-item {
  overflow: hidden;
  cursor: pointer;
}

.gallery-item img {
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

/* ===== Button Focus ===== */
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid #b06840;
  outline-offset: 2px;
}

/* ===== Smooth Image Loading ===== */
img {
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}

/* ===== Custom Scrollbar ===== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #fdf9f5;
}

::-webkit-scrollbar-thumb {
  background: #e0b09e;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #b06840;
}