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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========== NAVBAR ========== */
.nav-scrolled {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(252, 252, 248, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.nav-scrolled .nav-logo svg {
  filter: none;
}

/* ========== HERO STAT CARDS ========== */
.stat-card {
  animation: float1 3.5s ease-in-out infinite;
}

.stat-card-2 {
  animation: float2 4s ease-in-out infinite;
}

.stat-card-3 {
  animation: float3 3.8s ease-in-out infinite;
}

@keyframes float1 {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

@keyframes float2 {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

@keyframes float3 {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}

/* ========== SCROLL REVEAL ========== */
.reveal {
  opacity: 1;
  transform: none;
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.js-enabled .reveal {
  opacity: 0;
  transform: translateY(24px);
}

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

.js-enabled .reveal:nth-child(2) { transition-delay: 0.1s; }
.js-enabled .reveal:nth-child(3) { transition-delay: 0.2s; }
.js-enabled .reveal:nth-child(4) { transition-delay: 0.3s; }

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

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #166534, #3d7a2b);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

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

/* ========== MOBILE MENU ========== */
#mobileMenu {
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========== ACCESSIBILITY ========== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  .stat-card,
  .stat-card-2,
  .stat-card-3 {
    animation: none;
  }

  .js-enabled .reveal {
    opacity: 1;
    transform: none;
  }

  .service-card::after {
    transition: none;
  }

  .overflow-hidden img {
    transition: none;
  }
}

/* ========== FOCUS STYLES ========== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid #166534;
  outline-offset: 2px;
  border-radius: 4px;
}

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

::-webkit-scrollbar-track {
  background: #f7f6ed;
}

::-webkit-scrollbar-thumb {
  background: #166534;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #0f4a26;
}