/* Base */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { overflow-x: hidden; }

/* Scroll Reveal */
.reveal {
  opacity: 1;
  transform: none;
  transition: opacity 0.7s cubic-bezier(0.22, 0.61, 0.36, 1), transform 0.7s cubic-bezier(0.22, 0.61, 0.36, 1);
}
.reveal[data-reveal="fade-up"] {
  opacity: 0;
  transform: translateY(30px);
}
.reveal[data-reveal="fade-left"] {
  opacity: 0;
  transform: translateX(-30px);
}
.reveal[data-reveal="fade-right"] {
  opacity: 0;
  transform: translateX(30px);
}

/* Navbar scroll state */
header.scrolled {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(10, 22, 40, 0.08);
}
header.scrolled .nav-link { color: #0F2140; }
header:not(.scrolled) .nav-link { color: #0F2140; }

/* Mobile menu */
#mobileMenu {
  animation: slideDown 0.3s ease forwards;
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}
.mobile-link {
  display: block;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(10, 22, 40, 0.08);
  transition: color 0.2s;
}
.mobile-link:last-child { border-bottom: none; }
.mobile-link:hover { color: #C8963E; }

/* Custom scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #f1f5f9; }
::-webkit-scrollbar-thumb { background: #0F2140; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #152E56; }

/* Selection */
::selection { background: #C8963E; color: #0A1628; }