/* ============================================
   S & M Groceries & Delicatessen — Custom Styles
   ============================================ */

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

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

body {
  margin: 0;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* --- Custom scrollbar --- */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #faf8f4;
}
::-webkit-scrollbar-thumb {
  background: #d3e0f5;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #a8c4eb;
}

/* --- Navigation --- */
#site-header {
  background: transparent;
  transition: background 0.4s ease, box-shadow 0.4s ease;
}

#site-header.scrolled {
  background: rgba(250, 248, 244, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 20px rgba(10, 26, 53, 0.08);
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: #d4a84b;
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

/* Mobile menu toggle animation */
#menu-toggle[aria-expanded="true"] #bar-top {
  transform: translateY(3.5px) rotate(45deg);
}
#menu-toggle[aria-expanded="true"] #bar-mid {
  opacity: 0;
  width: 0;
}
#menu-toggle[aria-expanded="true"] #bar-bot {
  transform: translateY(-3.5px) rotate(-45deg);
}

.mobile-nav-link {
  display: block;
}

/* --- Hero animations --- */
.reveal-hero {
  opacity: 0;
  transform: translateY(30px);
  animation: heroReveal 0.8s ease forwards;
}

.reveal-hero:nth-child(2) {
  animation-delay: 0.15s;
}
.reveal-hero:nth-child(3) {
  animation-delay: 0.3s;
}
.reveal-hero:nth-child(4) {
  animation-delay: 0.45s;
}
.reveal-hero:nth-child(5) {
  animation-delay: 0.6s;
}

@keyframes heroReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal-image {
  opacity: 0;
  transform: translateX(40px);
  animation: imageReveal 0.9s ease forwards;
  animation-delay: 0.5s;
}

.reveal-image-delay {
  animation-delay: 0.75s;
}

@keyframes imageReveal {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* --- Scroll reveal (below-the-fold only) --- */
.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(40px);
  }

  .reveal.visible {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Stagger children */
.reveal-grid > * {
  transition-delay: calc(var(--index, 0) * 0.1s);
}

/* --- Product card hover --- */
.group:hover img {
  transform: scale(1.05);
}

/* --- Button focus states --- */
a:focus-visible,
button:focus-visible {
  outline: 2px solid #d4a84b;
  outline-offset: 2px;
  border-radius: 4px;
}

/* --- Selection color --- */
::selection {
  background: #f0c44d;
  color: #0a1a35;
}

/* --- Mobile menu transition --- */
#mobile-menu {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.4s ease, opacity 0.3s ease, padding 0.3s ease;
}

#mobile-menu.open {
  max-height: 400px;
  opacity: 1;
  padding-top: 0;
}

/* --- Section divider --- */
.section-divider {
  height: 1px;
  background: linear-gradient(to right, transparent, #d3e0f5, transparent);
}

/* --- Print styles --- */
@media print {
  #site-header,
  #mobile-menu,
  .reveal {
    display: none;
  }
  body {
    color: #000;
    background: #fff;
  }
}