/**
 * AmaPlus Storefront CSS — Brand Identity Ufficiale Amaranto & Scheda Prodotto a Chip
 */

:root {
  --brand-red-primary: #A30000;
  --brand-red-hover: #820000;
  --brand-red-active: #5C0000;
  --brand-red-subtle: #FEF2F2;
  --brand-dark-anthracite: #0F172A;
  --brand-slate-body: #334155;
  --brand-surface-card: #FFFFFF;
  --brand-surface-alt: #F8FAFC;
  --brand-border: #CBD5E1;
  --brand-border-light: #E2E8F0;
  --brand-success: #10B981;
  --brand-warning: #F59E0B;
  --brand-info: #0284C7;
  --font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

/* ==========================================================================
   1. Selettore Varianti a Chip Reattivo
   ========================================================================== */
.amaplus-chip-container {
  background: var(--brand-surface-card);
  border: 1px solid var(--brand-border-light);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 24px;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

.amaplus-attribute-group {
  margin-bottom: 18px;
}

.amaplus-attribute-group:last-child {
  margin-bottom: 0;
}

.amaplus-attribute-header {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 8px;
}

.amaplus-attribute-label {
  font-size: 14px;
  font-weight: 700;
  color: var(--brand-dark-anthracite);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.amaplus-selected-val-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--brand-red-primary);
}

.amaplus-chips-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.amaplus-chip-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--brand-slate-body);
  background: var(--brand-surface-alt);
  border: 1.5px solid var(--brand-border-light);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s ease-in-out;
  user-select: none;
  line-height: 1.3;
}

.amaplus-chip-pill:hover:not(:disabled) {
  border-color: var(--brand-red-primary);
  background: #FFF5F5;
  color: var(--brand-red-primary);
}

.amaplus-chip-pill.is-active {
  background: var(--brand-red-subtle);
  border-color: var(--brand-red-primary);
  color: var(--brand-red-primary);
  box-shadow: 0 0 0 1px var(--brand-red-primary);
}

.amaplus-chip-check {
  display: none;
  font-size: 12px;
  font-weight: bold;
}

.amaplus-chip-pill.is-active .amaplus-chip-check {
  display: inline-block;
}

/* Varianti non disponibili: aspetto spento e non selezionabili */
.amaplus-chip-pill:disabled,
.amaplus-chip-pill.is-disabled {
  opacity: 0.35 !important;
  cursor: not-allowed !important;
  pointer-events: none !important;
  background: #F1F5F9 !important;
  border-color: #E2E8F0 !important;
  color: #94A3B8 !important;
  text-decoration: line-through !important;
  filter: grayscale(100%) !important;
  box-shadow: none !important;
}

/* ==========================================================================
   Occultamento Tassativo Selettori a Tendina Nativi WooCommerce
   (Rimangono attivi nel DOM solo per il form di aggiunta al carrello)
   ========================================================================== */
.variations,
table.variations,
.single-product div.product form.cart .variations,
.single-product .variations_form table.variations,
.single-product .variations_form .variations,
.reset_variations {
  display: none !important;
  visibility: hidden !important;
  height: 0 !important;
  overflow: hidden !important;
  margin: 0 !important;
  padding: 0 !important;
}

/* ==========================================================================
   2. Status Bar: Prezzo Dinamico e Badge Magazzino
   ========================================================================== */
.amaplus-variant-status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--brand-border-light);
}

.amaplus-price-box {
  display: flex;
  flex-direction: column;
}

.amaplus-price-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--brand-slate-body);
  text-transform: uppercase;
}

.amaplus-dynamic-price {
  font-size: 28px;
  font-weight: 800;
  color: var(--brand-red-primary);
  line-height: 1.1;
  transition: color 0.15s ease;
}

.amaplus-vat-note {
  font-size: 12px;
  font-weight: 500;
  color: #64748B;
  margin-top: 2px;
}

.amaplus-stock-box {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.amaplus-stock-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 700;
  background: #ECFDF5;
  color: #065F46;
  border: 1px solid #A7F3D0;
}

.amaplus-stock-badge.is-orderable {
  background: #FEF3C7;
  color: #92400E;
  border-color: #FDE68A;
}

.amaplus-stock-badge.is-outofstock {
  background: #FEE2E2;
  color: #991B1B;
  border-color: #FECACA;
}

.amaplus-sku-display {
  font-size: 12px;
  color: var(--brand-slate-body);
  margin-top: 4px;
}

/* ==========================================================================
   3. Badge di Rassicurazione e Conversione
   ========================================================================== */
.amaplus-reassurance-badges {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin: 24px 0;
}

.amaplus-badge-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px;
  background: var(--brand-surface-alt);
  border: 1px solid var(--brand-border-light);
  border-radius: 10px;
}

.amaplus-badge-icon {
  font-size: 24px;
  line-height: 1;
  flex-shrink: 0;
}

.amaplus-badge-content strong {
  display: block;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--brand-dark-anthracite);
  margin-bottom: 2px;
}

.amaplus-badge-content p {
  font-size: 12px;
  color: var(--brand-slate-body);
  margin: 0;
  line-height: 1.4;
}

/* ==========================================================================
   4. Schede Tecniche PDF (Regola #19)
   ========================================================================== */
.amaplus-technical-section {
  margin: 40px 0;
  padding: 30px;
  background: var(--brand-surface-card);
  border: 1px solid var(--brand-border-light);
  border-radius: 14px;
}

.amaplus-section-title h2 {
  font-size: 22px;
  font-weight: 800;
  color: var(--brand-dark-anthracite);
  margin: 0 0 6px 0;
}

.amaplus-section-title p {
  font-size: 14px;
  color: var(--brand-slate-body);
  margin: 0 0 20px 0;
}

.amaplus-pdf-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 30px;
}

.amaplus-pdf-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: var(--brand-surface-alt);
  border: 1px solid var(--brand-border-light);
  border-radius: 10px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.amaplus-pdf-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.06);
}

.amaplus-pdf-icon {
  font-size: 28px;
  line-height: 1;
}

.amaplus-pdf-info {
  flex-grow: 1;
}

.amaplus-pdf-title {
  display: block;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--brand-dark-anthracite);
}

.amaplus-pdf-meta {
  font-size: 11.5px;
  color: #64748B;
}

.amaplus-btn-download {
  display: inline-block;
  padding: 8px 14px;
  font-size: 12.5px;
  font-weight: 700;
  color: #FFFFFF !important;
  background: var(--brand-red-primary);
  border-radius: 6px;
  text-decoration: none !important;
  white-space: nowrap;
  transition: background 0.15s ease;
}

.amaplus-btn-download:hover {
  background: var(--brand-red-hover);
}

/* ==========================================================================
   5. Video Lite-Embed (Core Web Vitals Facade)
   ========================================================================== */
.amaplus-video-wrapper {
  margin-top: 25px;
  border-top: 1px solid var(--brand-border-light);
  padding-top: 25px;
}

.amaplus-video-wrapper h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--brand-dark-anthracite);
  margin-bottom: 14px;
}

.amaplus-lite-video {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 ratio */
  background-color: #000;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.08);
}

.amaplus-video-facade {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-position: center;
  background-size: cover;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.amaplus-video-play-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: transform 0.15s ease;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.4));
}

.amaplus-video-facade:hover .amaplus-video-play-btn {
  transform: scale(1.12);
}

.amaplus-video-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 10px 16px;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  color: #FFFFFF;
  font-size: 13px;
  font-weight: 600;
}

.amaplus-lite-video iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ==========================================================================
   5. Accordion Semantico FAQ (<details>/<summary>) Brand #A30000
   ========================================================================== */
.amaplus-faq-section {
  background: var(--brand-surface-card);
  border: 1px solid var(--brand-border-light);
  border-radius: 12px;
  padding: 30px;
  margin: 35px 0;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.04);
}

.amaplus-faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}

.amaplus-faq-item {
  border: 1.5px solid var(--brand-border-light);
  border-radius: 8px;
  overflow: hidden;
  background: var(--brand-surface-alt);
  transition: all 0.2s ease;
}

.amaplus-faq-item[open] {
  border-color: var(--brand-red-primary);
  background: #FFFFFF;
  box-shadow: 0 4px 12px rgba(163, 0, 0, 0.08);
}

.amaplus-faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
  color: var(--brand-dark-anthracite);
  user-select: none;
  list-style: none;
}

.amaplus-faq-question::-webkit-details-marker {
  display: none;
}

.amaplus-faq-item[open] .amaplus-faq-question {
  color: var(--brand-red-primary);
  border-bottom: 1px solid var(--brand-border-light);
}

.amaplus-faq-question:hover {
  color: var(--brand-red-primary);
}

.amaplus-faq-toggle-icon {
  font-size: 20px;
  font-weight: bold;
  color: var(--brand-red-primary);
  transition: transform 0.2s ease;
  flex-shrink: 0;
  margin-left: 12px;
}

.amaplus-faq-item[open] .amaplus-faq-toggle-icon {
  transform: rotate(45deg);
}

.amaplus-faq-answer {
  padding: 18px 20px;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--brand-slate-body);
  background: #FFFFFF;
}

.amaplus-faq-answer p {
  margin: 0 0 10px 0;
}

.amaplus-faq-answer p:last-child {
  margin-bottom: 0;
}

.amaplus-faq-category-badge {
  display: inline-block;
  margin-top: 10px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--brand-red-primary);
  background: var(--brand-red-subtle);
  border: 1px solid rgba(163, 0, 0, 0.2);
  padding: 3px 8px;
  border-radius: 4px;
}