/*
  Customer-facing menu, two levels: a home screen of large section tiles, and
  the dish list of the section that was tapped. Layout follows the food-delivery
  app convention the owner pointed at — photo-led tiles, then each dish as a
  full-width photo with its text underneath, separated by hair lines rather
  than boxed cards.

  Strictly monochrome — see tokens.css. The dish photos are the only colour on
  the page, which is the whole idea.
*/

* { box-sizing: border-box; }

/* .restaurant-logo below sets display, which would silently beat the hidden
   attribute and leave a broken image on the menu of a venue with no logo. */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-background);
  color: var(--color-text);
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.45;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
}

body {
  padding-bottom: max(var(--space-6), env(safe-area-inset-bottom));
  overflow-x: hidden;
}

/* --- Testata ---------------------------------------------------------- */

.menu-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-4) var(--space-4);
  max-width: 720px;
  margin: 0 auto;
}

.restaurant-name {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0;
  min-width: 0;
  overflow-wrap: break-word;
}

/* --- Contenuto -------------------------------------------------------- */

.menu-content {
  padding: 0 var(--space-4);
  max-width: 720px;
  margin: 0 auto;
}

/* Section header: a full-bleed photo band with the section name laid over it.
   The dark gradient is what keeps white text readable on a bright food photo —
   without it the name disappears over pale dishes. */
.category-header {
  position: relative;
  margin: 0 calc(-1 * var(--space-4)) var(--space-4);
  padding: var(--space-5) var(--space-4);
  min-height: 56px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.category-header.has-photo {
  min-height: 150px;
  border-radius: 0;
}

.category-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.category-header.has-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.15) 0%, rgba(0, 0, 0, 0.72) 100%);
  z-index: 1;
}

.category-title {
  position: relative;
  z-index: 2;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0;
}

.category-header.has-photo .category-title {
  color: #ffffff;
  font-size: 1.85rem;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

/* --- Logo del locale --------------------------------------------------- */

/* Accanto al nome, non sopra: insieme formano l'insegna del locale, e messi in
   riga occupano l'altezza di uno solo — sul telefono quello spazio in meno è
   una fila di piatti in più visibile senza scorrere. */
.restaurant-logo {
  display: block;
  flex: 0 0 auto;
  width: 64px;
  height: 64px;
  object-fit: contain;
  margin: 0;
}

/* --- Sfondo scelto dal titolare --------------------------------------- */

/* Un solo strato fisso dietro tutte e due le viste: lo sfondo non scorre col
   contenuto e non cambia passando da un livello all'altro, che è ciò che
   chiedeva il titolare — lo stesso sfondo dall'inizio alla fine del menù.
   Fisso e non "background-attachment: fixed", che su iOS non funziona. */
.menu-background {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

/* Il velo fra la foto e il testo. Senza, su una foto scura o affollata i prezzi
   diventano illeggibili: il titolare sceglie lo sfondo guardando il proprio
   telefono, non quello del cliente al tavolo con meno luce. */
.menu-background::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--color-veil);
}

/* Il bianco della pagina coprirebbe la foto: viene dipinto sopra agli strati a
   z-index negativo, non sotto. Va tolto solo quando uno sfondo c'è davvero. */
body.has-background { background: transparent; }

/* Col fondo bianco il piatto è separato dal successivo da una linea. Sopra una
   foto quella linea non basta più: il testo va posato su una scheda piena,
   altrimenti nome e prezzo finiscono direttamente sull'immagine. */
body.has-background .product-card,
body.has-background .menu-empty {
  background: var(--color-surface);
  border-radius: var(--radius-card);
  border-bottom: 0;
  padding: var(--space-3);
  margin-bottom: var(--space-4);
}

/* Una sezione senza foto propria: il titolo va posato anche lui su una scheda.
   Le rientranze negative che la fanno arrivare ai bordi vanno tolte, o gli
   angoli arrotondati finirebbero fuori dallo schermo. */
body.has-background .category-header:not(.has-photo) {
  background: var(--color-surface);
  border-radius: var(--radius-card);
  margin-left: 0;
  margin-right: 0;
}

/* La barra "‹ Menù" è appiccicata in alto e il contenuto le passa sotto:
   trasparente lascerebbe leggere due testi sovrapposti. */
body.has-background .section-topbar {
  background: var(--color-surface-sticky);
}

/* --- Riquadri delle sezioni (schermata iniziale) ---------------------- */

/* One column on a phone: a section tile is the main thing on the screen and
   deserves the full width, the same way a delivery app opens on big
   photo cards rather than a cramped two-up grid. */
.section-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  padding-top: var(--space-2);
}

.section-tile {
  position: relative;
  display: flex;
  align-items: flex-end;
  width: 100%;
  min-height: 132px;
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-surface-muted);
  overflow: hidden;
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  -webkit-tap-highlight-color: transparent;
}

/* A section without a photo must not leave a hole in the grid: same size,
   plain grey, name in black. */
.section-tile:not(.has-photo) .section-tile-name {
  color: var(--color-text);
}

.section-tile.has-photo {
  min-height: 160px;
  border-color: transparent;
}

.section-tile-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

/* The dark gradient is what keeps white text readable on a bright food photo —
   without it the section name disappears over pale dishes. */
.section-tile.has-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.15) 0%, rgba(0, 0, 0, 0.72) 100%);
  z-index: 1;
}

.section-tile-name {
  position: relative;
  z-index: 2;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.2;
  overflow-wrap: break-word;
  min-width: 0;
}

.section-tile.has-photo .section-tile-name {
  color: #ffffff;
  font-size: 1.75rem;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

.section-tile:active {
  opacity: 0.85;
}

/* --- Barra "torna al menù" -------------------------------------------- */

.section-topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-2) var(--space-3);
  padding-top: max(var(--space-2), env(safe-area-inset-top));
}

.back-button {
  min-height: var(--tap-target-min);
  display: inline-flex;
  align-items: center;
  padding: 0 var(--space-3);
  border: 0;
  background: none;
  color: var(--color-text);
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.back-button:active { opacity: 0.6; }

#view-section .menu-content { padding-top: var(--space-3); }

/* --- Piatto ----------------------------------------------------------- */

/* Photo on top at full width, text underneath: roughly double the previous
   thumbnail-in-a-row size, which is what the owner asked for so the food
   carries the page. */
.product-card {
  display: block;
  padding: 0 0 var(--space-5);
  margin-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border);
}

.product-card:last-child {
  border-bottom: 0;
  margin-bottom: 0;
}

.product-photo-wrap {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--color-surface-muted);
  margin-bottom: var(--space-3);
}

.product-photo-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.product-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.product-name {
  font-weight: 700;
  font-size: 1.25rem;
  line-height: 1.25;
  margin: 0;
}

.product-description {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin: 0;
}

.product-price {
  margin: var(--space-2) 0 0;
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--color-text);
}

/* --- Caricamento ------------------------------------------------------ */

.skeleton-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding-top: var(--space-5);
}

.skeleton-card {
  height: 230px;
  border-radius: var(--radius-photo);
  background: linear-gradient(90deg, var(--color-surface-muted) 25%, #e8e8e8 37%, var(--color-surface-muted) 63%);
  background-size: 400% 100%;
  animation: skeleton-shimmer 1.4s ease infinite;
}

@keyframes skeleton-shimmer {
  0% { background-position: 100% 50%; }
  100% { background-position: 0 50%; }
}

@media (prefers-reduced-motion: reduce) {
  .skeleton-card { animation: none; }
}

/* --- Messaggi --------------------------------------------------------- */

.error-banner {
  margin: var(--space-4);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-surface-muted);
  color: var(--color-text);
  font-size: 0.95rem;
  text-align: center;
}

.menu-empty {
  color: var(--color-text-muted);
  text-align: center;
  padding: var(--space-6) var(--space-4);
}

@media (min-width: 640px) {
  .menu-content { padding: 0 var(--space-5); }
  .menu-header { padding: var(--space-6) var(--space-5) var(--space-4); }
  .category-header { margin-left: calc(-1 * var(--space-5)); margin-right: calc(-1 * var(--space-5)); }
  /* On a wider screen two tiles per row stop each one stretching to an
     awkward letterbox. */
  .section-grid { grid-template-columns: 1fr 1fr; gap: var(--space-4); }
}

/* --- Ordinazione al tavolo (carrello) ---------------------------------
   Compare solo quando il titolare ha attivato gli ordini e il cliente è
   arrivato dal QR di un tavolo. Costruito sui token esistenti: il menù cliente
   non ha una classe .btn (è solo nel pannello), quindi qui sono classi proprie. */

.product-action {
  margin-top: var(--space-3);
}

.add-btn {
  min-height: var(--tap-target-min);
  padding: 0 var(--space-5);
  border: 0;
  border-radius: var(--radius-chip);
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.add-btn:active { opacity: 0.85; }

.qty-stepper {
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-1) var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-chip);
}
.qty-btn {
  width: var(--tap-target-min);
  height: var(--tap-target-min);
  border: 0;
  border-radius: 50%;
  background: var(--color-surface-muted);
  color: var(--color-text);
  font-size: 1.4rem;
  line-height: 1;
  font-weight: 700;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.qty-btn:active { opacity: 0.7; }
.qty-val {
  min-width: 20px;
  text-align: center;
  font-weight: 800;
  font-size: 1.1rem;
  font-variant-numeric: tabular-nums;
}

/* Barra fluttuante del carrello, in fondo allo schermo su entrambi i livelli. */
.cart-bar {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: max(var(--space-3), env(safe-area-inset-bottom));
  z-index: 1000;
  width: calc(100% - 2 * var(--space-4));
  max-width: 520px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  border: 0;
  border-radius: var(--radius-chip);
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}
.cart-bar-left { display: flex; align-items: center; gap: var(--space-2); }
.cart-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 26px;
  height: 26px;
  padding: 0 6px;
  border-radius: var(--radius-chip);
  background: var(--color-accent-contrast);
  color: var(--color-accent);
  font-size: 0.9rem;
  font-weight: 800;
}
.cart-bar-right { font-variant-numeric: tabular-nums; }

/* Velo dietro al carrello e alla conferma. */
.cart-overlay {
  position: fixed;
  inset: 0;
  z-index: 1001;
  background: rgba(0, 0, 0, 0.55);
}

/* Il pannello del carrello che sale dal basso. */
.cart-drawer {
  position: fixed;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  z-index: 1002;
  width: 100%;
  max-width: 520px;
  max-height: 85vh;
  overflow-y: auto;
  padding: var(--space-5);
  padding-bottom: max(var(--space-5), env(safe-area-inset-bottom));
  background: var(--color-surface);
  color: var(--color-text);
  border-radius: var(--radius-card) var(--radius-card) 0 0;
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.25);
}
.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}
.drawer-title { font-size: 1.3rem; font-weight: 800; margin: 0; }
.drawer-close {
  width: var(--tap-target-min);
  height: var(--tap-target-min);
  border: 0;
  background: none;
  color: var(--color-text-muted);
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
}

.error-inline {
  background: var(--color-danger-surface);
  color: var(--color-danger);
  padding: var(--space-3);
  border-radius: var(--radius-control);
  font-size: 0.95rem;
  margin: 0 0 var(--space-3);
}

.cart-items { display: flex; flex-direction: column; gap: var(--space-3); }
.cart-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}
.cart-item-info { min-width: 0; }
.cart-item-title { font-weight: 700; }
.cart-item-line { font-size: 0.9rem; color: var(--color-text-muted); margin-top: 2px; }

.cart-note-field { display: block; margin: var(--space-4) 0; }
.cart-note-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}
.cart-note-field textarea {
  width: 100%;
  padding: var(--space-3);
  font-family: inherit;
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-control);
  resize: vertical;
}

.cart-total-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-3);
  border-top: 2px solid var(--color-border);
  font-weight: 800;
  font-size: 1.15rem;
}

.submit-order-btn {
  width: 100%;
  min-height: 52px;
  margin-top: var(--space-4);
  border: 0;
  border-radius: var(--radius-chip);
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  font-family: inherit;
  font-size: 1.1rem;
  font-weight: 800;
  cursor: pointer;
}
.submit-order-btn:disabled { opacity: 0.6; cursor: default; }

/* Conferma "Ordine inviato". */
.success-modal {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 1003;
  width: calc(100% - 2 * var(--space-5));
  max-width: 380px;
  padding: var(--space-6) var(--space-5);
  text-align: center;
  background: var(--color-surface);
  color: var(--color-text);
  border-radius: var(--radius-card);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}
.success-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  font-size: 2rem;
  font-weight: 800;
}
.success-title { font-size: 1.3rem; font-weight: 800; margin: 0 0 var(--space-2); }
.success-text { color: var(--color-text-muted); margin: 0 0 var(--space-5); }
.success-close-btn {
  min-height: var(--tap-target-min);
  padding: 0 var(--space-6);
  border: 0;
  border-radius: var(--radius-chip);
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
}

/* --------------------------------------------- allergeni sulla scheda piatto

   La riga degli allergeni del regolamento UE 1169/2011, sotto al nome del
   piatto e **sopra al prezzo**: chi ha un'allergia deve incontrarla mentre
   legge il piatto, non dopo aver già deciso.

   Sono voci in rilievo leggero, non pastiglie colorate. Il menù è bianco e nero
   apposta perché le uniche cose colorate siano le foto del cibo (vedi § 5.3):
   quattordici pastiglie rosse spegnerebbero proprio quell'effetto, su ogni
   scheda, per un'informazione che deve essere chiara ma non gridare. Chi la
   cerca la trova subito perché ha un'etichetta scritta davanti; chi non ne ha
   bisogno la legge come parte della descrizione. */

.product-allergeni {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-1) var(--space-2);
  margin: var(--space-2) 0 0;
  font-size: 0.8rem;
  line-height: 1.45;
  color: var(--color-text-muted);
}

.allergeni-etichetta {
  font-weight: 600;
  /* Non va mai a capo da sola staccandosi dal primo allergene: una riga con
     scritto solo "Allergeni:" e l'elenco altrove si legge male. */
  white-space: nowrap;
}

.allergene-voce {
  padding: 1px var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-chip);
  background: var(--color-surface);
  white-space: nowrap;
}