/* Configuratore PC Gaming — skin allineata al design system di vapinformatica.it.
   Le variabili di base (--primary, --accent, --dark, --light-bg, --card-bg, --white,
   --shadow, --card-hover-shadow, ecc.) arrivano da ../assets/css/main.css, incluso
   PRIMA di questo file in index.html: qui si aggiungono solo i token mancanti e lo
   stile dei componenti specifici del wizard. Nessuna classe qui sotto va rinominata
   senza aggiornare js/app.js, che le assegna via className/classList. */

:root {
  --text-muted: #64748b;
  /* Slate 500, testo secondario come nel resto del sito */
  --border-color: #e2e8f0;
  /* Slate 200, bordi card/tabelle come nel resto del sito */
  --success: #10b981;
  --success-bg: #dcfce7;
  --success-text: #15803d;
  --warning: #eab308;
  --warning-bg: #fef3c7;
  --warning-text: #b45309;
  --danger: #ef4444;
  --danger-bg: #fee2e2;
  --danger-text: #b91c1c;
  --radius: 14px;
}

/* ---------- Intro pagina ---------- */
.tool-hero {
  padding: 48px 24px 28px;
  text-align: center;
  background-image:
    radial-gradient(at 20% 0%, rgba(99, 102, 241, 0.08) 0px, transparent 50%),
    radial-gradient(at 80% 0%, rgba(14, 165, 233, 0.08) 0px, transparent 50%);
}

.tool-hero-inner {
  max-width: 720px;
  margin: 0 auto;
}

.tool-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
  background: linear-gradient(135deg, var(--dark) 20%, var(--primary) 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tool-hero p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin: 0;
}

.app {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 8px 0 80px;
}

/* ---------- Step nav ---------- */
.step-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.step-nav-item {
  background: var(--white);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.step-nav-item.reachable {
  color: var(--dark);
}

.step-nav-item.done {
  border-color: var(--success);
  color: var(--success-text);
}

.step-nav-item.active {
  background: var(--primary);
  color: var(--white);
  font-weight: 700;
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(14, 165, 233, 0.35);
}

.step-nav-item:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ---------- Layout ---------- */
.layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 24px;
  align-items: start;
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }
}

.step-content {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 32px;
  min-height: 400px;
  box-shadow: var(--shadow);
}

.step-panel h2 {
  margin-top: 0;
  color: var(--dark);
}

.step-panel h2 i {
  color: var(--primary);
  margin-right: 8px;
}

/* ---------- Platform step ---------- */
.platform-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  max-width: 480px;
}

.platform-card {
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: 16px;
  padding: 32px 16px;
  cursor: pointer;
  color: var(--dark);
  text-align: center;
  transition: all 0.25s ease;
}

.platform-card:hover {
  border-color: var(--primary);
  box-shadow: var(--card-hover-shadow);
  transform: translateY(-3px);
}

.platform-card.selected {
  border-color: var(--primary);
  background: linear-gradient(160deg, rgba(14, 165, 233, 0.08), transparent);
  box-shadow: 0 0 0 1px var(--primary);
}

.platform-icon {
  display: block;
  font-size: 2rem;
  margin-bottom: 12px;
  color: var(--text-muted);
  transition: color 0.25s ease;
}

.platform-name {
  font-size: 1.2rem;
  font-weight: 700;
}

/* Colori brand AMD/Intel, gli stessi usati in shop-pc-gaming.css (.brand-amd/.brand-intel) */
.platform-amd .platform-icon {
  color: #ed5a00;
}

.platform-intel .platform-icon {
  color: #0071c5;
}

.platform-card.platform-amd:hover,
.platform-card.platform-amd.selected {
  border-color: #ed5a00;
  background: linear-gradient(160deg, rgba(237, 90, 0, 0.08), transparent);
  box-shadow: 0 0 0 1px #ed5a00;
}

.platform-card.platform-intel:hover,
.platform-card.platform-intel.selected {
  border-color: #0071c5;
  background: linear-gradient(160deg, rgba(0, 113, 197, 0.08), transparent);
  box-shadow: 0 0 0 1px #0071c5;
}

/* ---------- Product list ---------- */
.list-toolbar {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.list-toolbar input,
.list-toolbar select {
  background: var(--white);
  border: 1px solid var(--border-color);
  color: var(--dark);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 0.9rem;
}

.list-toolbar input:focus,
.list-toolbar select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
}

.list-toolbar input {
  flex: 1;
  min-width: 200px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.product-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
  transition: all 0.25s ease;
}

.product-card:hover {
  border-color: var(--primary);
  box-shadow: var(--card-hover-shadow);
  transform: translateY(-3px);
}

.product-card.selected {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary);
}

.product-img {
  height: 140px;
  /* Sfondo chiaro fisso: si abbina bene sia alle foto prodotto con sfondo bianco sia a
     quelle trasparenti (la maggioranza nei listini fornitore); niente analisi automatica
     dei colori (richiederebbe un proxy lato server per leggere i pixel via canvas, non
     disponibile su un sito statico). */
  background-color: var(--light-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.8rem;
  overflow: hidden;
}

.product-img img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.product-img.clickable {
  cursor: zoom-in;
  position: relative;
  transition: filter 0.15s ease;
}

.product-img.clickable:hover {
  filter: brightness(0.96);
}

.product-img.clickable::after {
  content: "🔍";
  position: absolute;
  bottom: 6px;
  right: 8px;
  font-size: 0.9rem;
  opacity: 0.55;
}

.product-body {
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.product-brand {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 600;
}

.product-name {
  font-size: 0.9rem;
  line-height: 1.3;
  color: var(--dark);
  flex: 1;
}

.product-price {
  font-weight: 800;
  color: var(--dark);
  font-size: 1.1rem;
}

.select-btn {
  margin-top: auto;
}

.load-more {
  display: block;
  margin: 20px auto 0;
}

.empty-message {
  color: var(--text-muted);
  font-style: italic;
}

/* ---------- Badges ---------- */
.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  width: fit-content;
}

.badge-ok {
  background: var(--success-bg);
  color: var(--success-text);
}

.badge-warning {
  background: var(--warning-bg);
  color: var(--warning-text);
}

/* ---------- Info notes ---------- */
.info-note {
  background: #e0f2fe;
  border-left: 4px solid var(--primary);
  color: var(--dark);
  padding: 12px 16px;
  border-radius: 0 8px 8px 0;
  margin-bottom: 16px;
  font-size: 0.9rem;
}

.info-note.warning {
  background: var(--warning-bg);
  border-left-color: var(--warning);
  color: #78350f;
}

/* ---------- Tabs ---------- */
.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.tab-btn {
  background: var(--white);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s ease;
}

.tab-btn.active {
  color: var(--white);
  background: var(--primary);
  border-color: var(--primary);
}

.tab-btn i {
  margin-right: 6px;
}

/* ---------- Buttons ----------
   .btn / .btn-primary vengono dal design system del sito (main.css): qui si aggiungono
   solo le varianti che il sito non definisce e lo stato disabled usato dal wizard. */
.btn-secondary {
  background: var(--white);
  border: 1px solid var(--border-color);
  color: var(--dark);
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.btn-danger {
  background: var(--danger-bg);
  color: var(--danger-text);
  border: 1px solid #fecaca;
}

.btn-danger:hover {
  background: #fecaca;
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* ---------- Step footer (Indietro/Avanti, duplicato sopra e sotto il contenuto) ---------- */
.step-footer {
  display: flex;
  justify-content: space-between;
}

.step-footer-top {
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.step-footer-bottom {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
}

/* ---------- Summary sidebar ---------- */
.summary-panel {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 24px;
  position: sticky;
  top: 100px;
  box-shadow: var(--shadow);
}

.summary-panel h3 {
  margin-top: 0;
  color: var(--dark);
}

.summary-list {
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.summary-list li {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--dark);
  border-bottom: 1px dashed var(--border-color);
  padding-bottom: 8px;
}

.summary-list li.pending .summary-value {
  color: var(--text-muted);
  font-style: italic;
}

.summary-label {
  color: var(--text-muted);
  flex-shrink: 0;
}

.summary-value {
  text-align: right;
}

.summary-total {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary);
  text-align: right;
}

.summary-list.large li {
  font-size: 0.95rem;
}

.final-total {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 4px;
}

.vat-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: right;
  margin: 0 0 16px;
}

.summary-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* ---------- Modal ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1200;
  padding: 16px;
}

.modal {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.25);
  padding: 24px;
  max-width: 560px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
  color: var(--dark);
}

.modal h3 {
  margin-top: 0;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--light-bg);
  border: 1px solid var(--border-color);
  color: var(--dark);
  border-radius: 8px;
  padding: 6px 12px;
  cursor: pointer;
}

.modal-close:hover {
  background: var(--border-color);
}

.modal-lightbox {
  max-width: 720px;
  background: var(--light-bg);
}

.lightbox-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding-top: 8px;
}

.lightbox-img {
  width: 100%;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.lightbox-img img {
  max-width: 100%;
  max-height: 60vh;
  object-fit: contain;
}

.lightbox-caption {
  color: var(--dark);
  text-align: center;
  font-size: 0.95rem;
  margin: 0;
}

.share-link-row {
  display: flex;
  gap: 8px;
  margin: 16px 0;
}

.share-link-row input {
  flex: 1;
  background: var(--light-bg);
  border: 1px solid var(--border-color);
  color: var(--dark);
  padding: 8px 12px;
  border-radius: 8px;
}

.share-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.builds-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.builds-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  background: var(--light-bg);
  border: 1px solid var(--border-color);
  padding: 10px 14px;
  border-radius: 8px;
  flex-wrap: wrap;
}

/* ---------- Dischi selezionati (step Storage) ---------- */
.storage-selected-list {
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.storage-selected-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  background: var(--light-bg);
  border: 1px solid var(--border-color);
  color: var(--dark);
  padding: 10px 14px;
  border-radius: 8px;
  flex-wrap: wrap;
}

/* ---------- Servizi aggiuntivi (step Riepilogo) ---------- */
.services-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}

.service-row {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--light-bg);
  border: 1px solid var(--border-color);
  color: var(--dark);
  padding: 12px 16px;
  border-radius: 8px;
  cursor: pointer;
}

.service-row input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
  flex-shrink: 0;
}

.service-label {
  flex: 1;
}

.service-price {
  font-weight: 700;
  color: var(--primary);
}