/* ============================================
   Nails by Nina — Custom Styles
   ============================================ */

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

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

body {
  overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #1a1a1a;
}
::-webkit-scrollbar-thumb {
  background: #e8552e;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #d14020;
}

/* Selection */
::selection {
  background: rgba(232, 85, 46, 0.2);
  color: #1a1a1a;
}

/* Navbar transitions */
#navbar.scrolled {
  background: rgba(26, 26, 26, 0.95) !important;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 40px rgba(0, 0, 0, 0.3);
}

/* Reveal animations — progressive enhancement */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(30px);
    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.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; }
  .reveal-delay-5 { transition-delay: 0.5s; }
}

/* Reduced motion — content stays visible */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }
  html {
    scroll-behavior: auto;
  }
}

/* Custom select arrow */
select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b6b6b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

/* Smooth image loading */
img {
  opacity: 1;
  transition: opacity 0.3s ease;
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid #e8552e;
  outline-offset: 2px;
  border-radius: 4px;
}

/* Mobile menu animation */
#mobile-menu {
  animation: slideDown 0.3s ease-out;
}
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}