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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  overflow-x: hidden;
}

/* Scroll reveal — progressive enhancement, only applies when JS adds class */
.scroll-reveal {
  opacity: 1;
  transform: none;
  transition: opacity 0.7s ease, transform 0.7s ease;
}

@media (prefers-reduced-motion: no-preference) {
  .scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
  }

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

  .scroll-reveal:nth-child(2) { transition-delay: 0.1s; }
  .scroll-reveal:nth-child(3) { transition-delay: 0.2s; }
  .scroll-reveal:nth-child(4) { transition-delay: 0.3s; }
  .scroll-reveal:nth-child(5) { transition-delay: 0.4s; }
  .scroll-reveal:nth-child(6) { transition-delay: 0.5s; }
}

/* Navbar scroll state */
.nav-scrolled {
  background: rgba(253, 251, 247, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(27, 67, 50, 0.08);
}

.nav-scrolled .nav-logo-text {
  color: rgb(27, 67, 50);
}

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

.mobile-menu.closed {
  opacity: 0;
  pointer-events: none;
}

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

.mobile-menu.open .mobile-link {
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
.mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
.mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
.mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }
.mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.25s; }

/* Hamburger animation */
.nav-toggle.active #bar1 {
  transform: translateY(5px) rotate(45deg);
}
.nav-toggle.active #bar2 {
  opacity: 0;
}
.nav-toggle.active #bar3 {
  transform: translateY(-5px) rotate(-45deg);
  width: 1.5rem;
}

/* Subtle entrance for hero elements */
.hero-fade-in {
  animation: heroFadeIn 0.8s ease forwards;
}

.hero-fade-in-delay {
  animation: heroFadeIn 0.8s ease 0.2s forwards;
  opacity: 0;
}

.hero-fade-in-delay-2 {
  animation: heroFadeIn 0.8s ease 0.4s forwards;
  opacity: 0;
}

@keyframes heroFadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid rgb(45, 106, 45);
  outline-offset: 2px;
}

/* Selection */
::selection {
  background: rgb(197, 219, 197);
  color: rgb(27, 67, 50);
}