*, *::before, *::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  font-weight: 300;
  letter-spacing: 0.01em;
}

::selection {
  background: #1a3c34;
  color: #f5f2eb;
}

/* Fade-up animation */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-up {
  animation: fadeUp 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* Intersection Observer reveal */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.visible {
  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; }

/* Header scroll state */
.header-scrolled {
  background: rgba(250, 249, 246, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(26, 60, 52, 0.08);
}

/* Mobile menu */
.mobile-menu-open {
  opacity: 1 !important;
  pointer-events: all !important;
}

/* Menu button animation */
.menu-open .menu-line:nth-child(1) {
  transform: rotate(45deg) translate(3px, 3px);
}

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

.menu-open .menu-line:nth-child(3) {
  width: 1rem;
  transform: rotate(-45deg) translate(3px, -3px);
}

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

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, #1a3c34, #4a7a52);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

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

/* Custom select styling */
select option {
  background: #f5f2eb;
  color: #1a3c34;
  padding: 0.5rem;
}

/* Smooth focus styles */
input:focus,
textarea:focus,
select:focus {
  outline: none;
}

/* Print styles */
@media print {
  header, footer, #process, .reveal {
    display: none;
  }
  body {
    background: white;
    color: black;
  }
}