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

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

body {
  overflow-x: hidden;
}

/* Nav scroll state */
.nav-scrolled {
  background: rgba(255, 255, 255, 0.97) !important;
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(10, 31, 63, 0.06);
}

.nav-color {
  color: #0a1f3f !important;
}

.nav-sub-color {
  color: #5a6a7e !important;
}

/* Scroll reveal (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 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; }
}

/* Service cards */
.service-card {
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid rgba(10, 31, 63, 0.06);
  transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.service-card:hover {
  border-color: rgba(200, 164, 90, 0.3);
  box-shadow: 0 20px 60px rgba(10, 31, 63, 0.06);
  transform: translateY(-4px);
}

/* Step items */
.step-item {
  transition: all 0.3s ease;
}

.step-item:hover {
  border-left-color: #c8a45a;
}

.step-item:hover h4 {
  color: #c8a45a;
}

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

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

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

.menu-open .menu-line:last-child {
  width: 1.25rem;
  transform: rotate(-45deg) translate(3px, -3px);
}

/* Selection */
::selection {
  background: rgba(200, 164, 90, 0.2);
  color: #0a1f3f;
}

/* Subtle pattern overlay for sections */
.section-pattern {
  background-image: radial-gradient(rgba(10, 31, 63, 0.03) 1px, transparent 1px);
  background-size: 24px 24px;
}