/* Base & Typography */
html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
}

/* Selection */
::selection {
  background-color: rgba(212, 168, 75, 0.25);
  color: #1a3c2a;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #0f2518;
}
::-webkit-scrollbar-thumb {
  background: #2a4a29;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #365c34;
}

/* Reveal animations — progressive enhancement via JS */
.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal[data-revealed="false"] {
  opacity: 0;
  transform: translateY(30px);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  html {
    scroll-behavior: auto;
  }
}

/* Navbar scroll state */
.nav-scrolled {
  background: rgba(10, 26, 17, 0.95) !important;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(212, 168, 75, 0.1);
}

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

.mobile-menu-open .menu-line:nth-child(1) {
  transform: rotate(45deg) translate(4px, 4px);
}
.mobile-menu-open .menu-line:nth-child(2) {
  opacity: 0;
}
.mobile-menu-open .menu-line:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -4px);
  width: 5px;
}

/* Smooth anchor offset */
section[id], header[id] {
  scroll-margin-top: 80px;
}

/* Form focus visible */
input:focus, textarea:focus, button:focus {
  outline: 2px solid rgba(212, 168, 75, 0.5);
  outline-offset: 2px;
}

/* Image loading placeholder */
img {
  background-color: #d4c8b4;
}

/* Subtle gradient border on cards */
.gradient-border {
  position: relative;
}
.gradient-border::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(212, 168, 75, 0.2), transparent, rgba(212, 168, 75, 0.1));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}