/* =========================================================================
   TRANZIT — STYLES
   Premium Wolt-style menu, green-dominant, mobile-first.
   ========================================================================= */

:root {
  /* Brand */
  --green-900: #0f4d28;
  --green-700: #1f7a3e;
  --green-600: #27ae60;
  --green-500: #2ecc71;
  --green-50:  #e8f6ee;

  /* Neutral */
  --bg:        #fafafa;
  --surface:   #ffffff;
  --ink-900:   #111827;
  --ink-700:   #374151;
  --ink-500:   #6b7280;
  --ink-300:   #d1d5db;
  --ink-100:   #f3f4f6;

  /* Radius / shadow */
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 22px;
  --r-pill: 999px;

  --shadow-sm: 0 1px 2px rgba(17, 24, 39, .04), 0 1px 3px rgba(17, 24, 39, .06);
  --shadow-md: 0 4px 14px rgba(17, 24, 39, .06), 0 2px 4px rgba(17, 24, 39, .04);
  --shadow-lg: 0 20px 50px rgba(17, 24, 39, .18);

  /* Layout */
  --container: 1200px;
  --gap: 16px;

  --transition: 180ms cubic-bezier(.4, 0, .2, 1);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink-900);
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body { min-height: 100vh; display: flex; flex-direction: column; }

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

a { color: inherit; text-decoration: none; }

button {
  font-family: inherit;
  cursor: pointer;
  border: 0;
  background: transparent;
  color: inherit;
}

::selection { background: var(--green-500); color: #fff; }

/* ============================== HEADER ============================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid rgba(17, 24, 39, .06);
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand-logo {
  width: 56px;
  height: 56px;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 4px 10px rgba(31, 122, 62, .18));
}

.brand-tagline {
  font-size: 13px;
  color: var(--ink-500);
  font-weight: 500;
  line-height: 1.2;
  max-width: 160px;
}

.footer-logo {
  width: 28px;
  height: 28px;
  object-fit: contain;
  display: block;
}

.search-wrap {
  margin-left: auto;
  position: relative;
  flex: 1;
  max-width: 360px;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 14px;
  width: 18px;
  height: 18px;
  color: var(--ink-500);
  pointer-events: none;
}

#search {
  width: 100%;
  padding: 12px 16px 12px 42px;
  border: 1px solid var(--ink-300);
  border-radius: var(--r-pill);
  background: var(--surface);
  font-size: 15px;
  color: var(--ink-900);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
#search::placeholder { color: var(--ink-500); }
#search:focus {
  border-color: var(--green-600);
  box-shadow: 0 0 0 4px rgba(39, 174, 96, .15);
}

/* ============================== HERO ============================== */
.hero {
  background:
    radial-gradient(1200px 400px at 80% -100px, rgba(46, 204, 113, .18), transparent 60%),
    linear-gradient(180deg, var(--green-50), transparent 70%);
  padding: 40px 20px 28px;
  border-bottom: 1px solid rgba(17, 24, 39, .04);
}
.hero-inner {
  max-width: var(--container);
  margin: 0 auto;
}
.hero h1 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin: 0 0 8px;
  color: var(--ink-900);
}
.hero p {
  margin: 0;
  color: var(--ink-700);
  font-size: clamp(14px, 1.4vw, 16px);
  max-width: 600px;
}

/* ============================== CATEGORIES ============================== */
.categories {
  position: sticky;
  top: 70px;
  z-index: 40;
  background: rgba(250, 250, 250, .92);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid rgba(17, 24, 39, .06);
  padding: 12px 0;
}

.categories-track {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.categories-track::-webkit-scrollbar { display: none; }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: var(--r-pill);
  background: var(--surface);
  border: 1px solid var(--ink-300);
  color: var(--ink-700);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  transition: all var(--transition);
  user-select: none;
}
.chip:hover {
  border-color: var(--green-600);
  color: var(--green-700);
  background: var(--green-50);
}
.chip[aria-pressed="true"] {
  background: var(--green-700);
  border-color: var(--green-700);
  color: #fff;
  box-shadow: 0 6px 16px rgba(31, 122, 62, .28);
}
.chip .chip-icon { font-size: 16px; }

/* ============================== MENU ============================== */
.menu {
  flex: 1;
  max-width: var(--container);
  margin: 0 auto;
  padding: 28px 20px 64px;
  width: 100%;
}

.category-section { margin-bottom: 40px; scroll-margin-top: 140px; }
.category-section:last-child { margin-bottom: 0; }

.category-title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 16px;
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink-900);
}
.category-title .count {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-500);
}

/* ============================== GRID & CARDS ============================== */
.grid {
  display: grid;
  gap: var(--gap);
  grid-template-columns: 1fr;
}

@media (min-width: 560px)  { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 880px)  { .grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1180px) { .grid { grid-template-columns: repeat(4, 1fr); } }

.card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid rgba(17, 24, 39, .04);
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.card:focus-visible {
  outline: 3px solid var(--green-500);
  outline-offset: 2px;
}

.card-image {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--ink-100);
}
.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms cubic-bezier(.4, 0, .2, 1);
}
.card:hover .card-image img { transform: scale(1.06); }

.card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(17, 24, 39, .85);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 6px 10px;
  border-radius: var(--r-pill);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.card-body {
  padding: 14px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}
.card-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-900);
  letter-spacing: -0.01em;
  margin: 0;
  line-height: 1.3;
}
.card-desc {
  font-size: 13.5px;
  color: var(--ink-500);
  line-height: 1.45;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-foot {
  margin-top: auto;
  padding-top: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.card-price {
  font-weight: 800;
  font-size: 17px;
  color: var(--green-700);
  letter-spacing: -0.01em;
}
.card-view {
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-500);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color var(--transition);
}
.card:hover .card-view { color: var(--green-700); }

.card.unavailable { opacity: 0.55; }
.card.unavailable .card-price { color: var(--ink-500); text-decoration: line-through; }

/* ============================== EMPTY STATE ============================== */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--ink-500);
}
.empty-emoji { font-size: 48px; margin-bottom: 12px; }
.empty-state h3 { margin: 0 0 6px; color: var(--ink-900); font-size: 20px; }
.empty-state p { margin: 0; font-size: 14px; }

/* ============================== FOOTER ============================== */
.site-footer {
  background: var(--surface);
  border-top: 1px solid rgba(17, 24, 39, .06);
  padding: 28px 20px;
  margin-top: auto;
}
.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--ink-500);
  font-size: 13px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--ink-900);
}

/* ============================== LIGHTBOX ============================== */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(17, 24, 39, .82);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 20px;
  animation: fadeIn 200ms ease-out;
}

@keyframes fadeIn  { from { opacity: 0; } to { opacity: 1; } }
@keyframes popIn   { from { opacity: 0; transform: translateY(12px) scale(.98); } to { opacity: 1; transform: none; } }

.lightbox[hidden] { display: none; }

.lightbox-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .95);
  color: var(--ink-900);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), background var(--transition);
  z-index: 2;
}
.lightbox-close:hover { transform: scale(1.06); background: #fff; }
.lightbox-close svg { width: 22px; height: 22px; }

.lightbox-content {
  background: var(--surface);
  border-radius: var(--r-lg);
  overflow: hidden;
  max-width: 920px;
  width: 100%;
  max-height: calc(100vh - 40px);
  display: grid;
  grid-template-columns: 1fr;
  box-shadow: var(--shadow-lg);
  animation: popIn 240ms cubic-bezier(.2, .8, .2, 1);
  overflow-y: auto;
}

@media (min-width: 820px) {
  .lightbox-content { grid-template-columns: 1.1fr 1fr; max-height: 80vh; overflow: hidden; }
}

.lightbox-image-wrap {
  background: var(--ink-100);
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
@media (min-width: 820px) {
  .lightbox-image-wrap { aspect-ratio: auto; height: 100%; }
}
.lightbox-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lightbox-info {
  padding: 24px 26px 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow-y: auto;
}
.lightbox-category {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green-700);
  background: var(--green-50);
  padding: 6px 10px;
  border-radius: var(--r-pill);
  width: fit-content;
}
.lightbox-info h2 {
  margin: 0;
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.lightbox-info p {
  margin: 0;
  color: var(--ink-700);
  font-size: 15px;
  line-height: 1.55;
}
.lightbox-price {
  margin-top: auto;
  padding-top: 16px;
  font-size: 26px;
  font-weight: 800;
  color: var(--green-700);
  letter-spacing: -0.02em;
}

/* ============================== UTILITIES ============================== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Lock body scroll when lightbox open */
body.no-scroll { overflow: hidden; }

/* Mobile spacing tweaks */
@media (max-width: 559px) {
  .header-inner { padding: 12px 16px; gap: 10px; }
  .brand-tagline { display: none; }
  .search-wrap { max-width: none; }
  #search { padding: 11px 14px 11px 38px; font-size: 14px; }
  .search-icon { left: 12px; width: 16px; height: 16px; }
  .hero { padding: 28px 16px 22px; }
  .categories { top: 64px; padding: 10px 0; }
  .categories-track { padding: 0 16px; }
  .menu { padding: 22px 16px 48px; }
}