/* ===================================================================
   ACCESSORIES — accordion strip v3
   Strip glass pill (estetica identica al DMX strip) → expand tabella
   =================================================================== */

:root{
  --acc-thumb-w: 64px;
  --acc-panel-radius: 18px;
}

/* ── ACCORDION CONTAINER ─────────────────────────────────────────── */
#accessories-widget.acc-accordion{
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* ── STRIP (sempre visibile) — Surface tier 1 (sess.25 task #3 step7) ── */
#accessories-widget .acc-strip{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  height: 56px;
  padding: 0 20px;
  box-sizing: border-box;
  border-radius: 22px;
  border: 1px solid var(--ds-surface-1-border);
  cursor: pointer;
  text-align: left;

  background: var(--ds-surface-1-bg);
  -webkit-backdrop-filter: none;
          backdrop-filter: none;
  box-shadow:
    inset  3px 0 0 rgba(244,181,50,.48),
    inset -3px 0 0 rgba(244,181,50,.48),
    var(--ds-surface-1-shadow);

  transition: border-radius .30s ease, box-shadow .15s, background .18s, border-color .2s;
  will-change: transform;
}

/* quando aperto: angoli inferiori dritti per raccordarsi con il panel */
#accessories-widget.is-open .acc-strip{
  border-bottom-left-radius: 6px;
  border-bottom-right-radius: 6px;
  border-bottom-color: transparent;
  box-shadow:
    inset  3px 0 0 rgba(244,181,50,.48),
    inset -3px 0 0 rgba(244,181,50,.48),
    var(--ds-surface-1-shadow);
}

/* left section: bar + label */
.acc-strip-left{
  display: flex;
  align-items: center;
  gap: 11px;
  align-self: stretch;
  flex-shrink: 0;
}

/* accent bar (identico al DMX strip bar) */
.acc-strip-bar{
  flex-shrink: 0;
  width: 3px;
  border-radius: 2px;
  background: linear-gradient(180deg, #F4B532, #F3E955);
  align-self: stretch;
  margin-top: 12px;
  margin-bottom: 12px;
}

/* label "Accessories" */
.acc-strip-label{
  display: inline-flex;
  align-items: center;
  font-size: clamp(.88rem, 1vw + .5rem, 1.05rem);
  font-weight: 600;
  font-style: normal;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: rgba(0,0,0,.75);
  white-space: nowrap;
  margin: 0; padding: 0;
}

/* CTA centrale — invita ad espandere */
.acc-strip-cta{
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font: 600 .72rem/1 "Oswald", system-ui, sans-serif;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: rgba(0,0,0,.38);
  pointer-events: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color .18s;
}
.acc-strip-cta .acc-cta-arrow{
  font-style: normal;
  transition: transform .28s cubic-bezier(.22,.61,.36,1);
}
@media (hover: hover){
  #accessories-widget .acc-strip:hover .acc-strip-cta{
    color: rgba(0,0,0,.58);
  }
}
#accessories-widget.is-open .acc-strip-cta .acc-cta-arrow{
  transform: rotate(180deg);
}

/* right: contatore + chevron */
.acc-strip-right{
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.acc-strip-count{
  font: 600 .70rem/1 inherit;
  letter-spacing: .05em;
  color: rgba(0,0,0,.40);
  white-space: nowrap;
}
.acc-chevron{
  width: 16px; height: 16px;
  color: rgba(0,0,0,.45);
  flex-shrink: 0;
  transition: transform .28s cubic-bezier(.22,.61,.36,1);
}
#accessories-widget.is-open .acc-chevron{
  transform: rotate(180deg);
}

/* ── PANEL (espandibile) ─────────────────────────────────────────── */
.acc-panel{
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition:
    max-height .38s cubic-bezier(.22,.61,.36,1),
    opacity    .25s ease;
  border-radius: 0 0 18px 18px;

  /* Surface tier 1 (sess.25 task #3 step7): no backdrop-filter, no drop shadow */
  background: var(--ds-surface-1-bg);
  border: 1px solid var(--ds-surface-1-border);
  border-top: none;
  -webkit-backdrop-filter: none;
          backdrop-filter: none;
  box-shadow:
    inset  3px 0 0 rgba(244,181,50,.48),
    inset -3px 0 0 rgba(244,181,50,.48),
    var(--ds-surface-1-shadow);
}

/* nascosto con hidden attr: max-height è già 0, ma hidden blocca focus */
.acc-panel[hidden]{
  display: block !important; /* mantieni nel DOM per animazione */
  visibility: hidden;
  pointer-events: none;
  /* Disabilita backdrop-filter quando il pannello è chiuso:
     evita artefatti visivi (riga overlay) causati dal repaint di elementi vicini */
  -webkit-backdrop-filter: none !important;
          backdrop-filter: none !important;
  contain: paint; /* isola il pannello chiuso dal compositor layer dei widget vicini */
}
.acc-panel:not([hidden]){
  visibility: visible;
  pointer-events: auto;
}

/* ── FILTRO CATEGORIE ────────────────────────────────────────────── */
.acc-filter{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 14px 20px 10px;
  border-bottom: 1px solid rgba(0,0,0,.06);
}

/* filter pills — flat (sess.25 task #3 step5), no drop shadow */
.acc-filter-pill{
  cursor: pointer;
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  box-sizing: border-box;
  padding: 0 .80rem;
  border-radius: 999px;
  background: var(--ds-btn-toggle-off-bg, rgba(255,255,255,.72));
  border: 1px solid var(--ds-btn-toggle-off-bd, rgba(0,0,0,.09));
  font: 600 .78rem/1 "Oswald", system-ui, sans-serif;
  text-transform: uppercase;
  letter-spacing: .02em;
  color: var(--ds-c-text-secondary, rgba(0,0,0,.72));
  white-space: nowrap;
  box-shadow: none;
  transition:
    background 180ms var(--ds-ease-std, cubic-bezier(.4,0,.2,1)),
    border-color 200ms var(--ds-ease-std, cubic-bezier(.4,0,.2,1)),
    box-shadow 200ms var(--ds-ease-std, cubic-bezier(.4,0,.2,1));
}
@media (hover: hover){
  .acc-filter-pill:hover{
    background: rgba(244,181,50,.12);
    border-color: rgba(244,181,50,.40);
  }
}
.acc-filter-pill.is-active{
  background: #F4B532;
  border-color: #C9A800;
  color: #111;
  /* Glow ambra subtle, no drop shadow */
  box-shadow: 0 0 0 1px rgba(201,168,0,0.30), 0 2px 8px rgba(255,209,0,0.22);
}
.acc-filter-pill:focus-visible{
  outline: 2px solid #F4B532;
  outline-offset: 2px;
}

/* ── CORPO TABELLA ───────────────────────────────────────────────── */
.acc-body{
  padding: 6px 16px 18px;
}

.acc-table{
  width: 100%;
  border-collapse: collapse;
  background: transparent;
}

.acc-table thead th{
  text-align: left;
  font: 700 11px/1 "Oswald", system-ui;
  text-transform: uppercase;
  letter-spacing: .09em;
  color: rgba(0,0,0,.42);
  padding: 10px 12px 10px;
  border-bottom: 1px solid rgba(0,0,0,.07);
}
.acc-table .col-img{ width: calc(var(--acc-thumb-w) + 16px); }

/* righe — altezza uniforme fissa */
.acc-table tbody tr{
  height: 52px;
  border-bottom: 1px solid rgba(0,0,0,.05);
  transition: background .10s;
}
.acc-table tbody tr:last-child{ border-bottom: 0; }
.acc-table tbody tr:nth-child(2n){ background: rgba(0,0,0,.018); }
.acc-table tbody tr:hover{ background: rgba(255,208,0,.06); }

/* riga INCLUDED — tinta ambra soffusa */
.acc-table tbody tr.is-included{
  background: rgba(244,181,50,.06) !important;
}
@media (hover: hover){
  .acc-table tbody tr.is-included:hover{
    background: rgba(244,181,50,.11) !important;
  }
}

.acc-table td{
  padding: 0 8px;
  vertical-align: middle;
  font-size: .84rem;
  line-height: 1.2;
  overflow: hidden;
}

.acc-table .td-img{
  width: var(--acc-thumb-w);
  padding: 0 6px;
}
.acc-table .td-code{
  font: 700 .80rem/1 "Oswald", system-ui;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: rgba(0,0,0,.72);
  white-space: nowrap;
}
.acc-table .td-name{
  font: 600 .84rem/1.2 "Oswald", system-ui;
  letter-spacing: .03em;
  text-transform: uppercase;
  color: rgba(0,0,0,.80);
}
.acc-table .td-note{
  font-size: .72rem;
  color: rgba(0,0,0,.46);
  font-style: italic;
  text-transform: none;
}

/* BADGE INCLUDED */
.acc-included-badge{
  display: inline-flex;
  align-items: center;
  margin-left: 8px;
  height: 18px;
  padding: 0 7px;
  border-radius: 999px;
  background: #F4B532;
  border: 1px solid #C9A800;
  color: #111;
  font: 700 .58rem/1 "Oswald", system-ui;
  letter-spacing: .08em;
  text-transform: uppercase;
  vertical-align: middle;
  flex-shrink: 0;
}

/* THUMBNAIL — altezza fissa per non gonfiare la riga */
.acc-thumb{
  position: relative;
  width: var(--acc-thumb-w);
  height: 40px;
  border-radius: 6px;
  overflow: hidden;
  background: rgba(255,255,255,.70);
  flex-shrink: 0;
}
.acc-thumb img{
  position: absolute; inset: 2px;      /* piccolo padding interno */
  width: calc(100% - 4px);
  height: calc(100% - 4px);
  object-fit: contain;                  /* mostra il prodotto intero */
  transition: opacity .22s ease, transform .22s ease;
}
/* flip (due immagini) */
.acc-thumb.has-two img + img{ opacity: 0; transform: scale(1.03); }
@media (hover: hover){
  .acc-table tr:hover .acc-thumb.has-two img + img{ opacity: 1; transform: scale(1); }
  .acc-table tr:hover .acc-thumb.has-two img:first-child{ opacity: 0; }
  /* lift (una sola immagine) */
  .acc-thumb:not(.has-two):hover img{ transform: scale(1.04); }
}

/* placeholder foto */
.acc-no-img{
  display: block;
  width: var(--acc-thumb-w);
  height: 40px;
  line-height: 40px;
  text-align: center;
  font-size: .72rem;
  color: rgba(0,0,0,.22);
  border-radius: 6px;
  background: rgba(0,0,0,.04);
  border: 1px dashed rgba(0,0,0,.12);
}

.acc-empty{
  padding: 16px 0;
  font-size: .85rem;
  color: rgba(0,0,0,.45);
}

/* ── COLONNA SELEZIONE ───────────────────────────────────────────── */
.acc-table .col-sel{
  width: 44px;
  text-align: center;
}
.acc-table .td-sel{
  text-align: center;
  padding: 0 4px;
}

/* bottone + / ✓ */
.acc-sel-btn{
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px; height: 26px;
  border-radius: 50%;
  border: 1.5px solid rgba(0,0,0,.20);
  background: transparent;
  color: rgba(0,0,0,.45);
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color .15s, background .15s, color .15s, transform .12s;
}
@media (hover: hover){
  .acc-sel-btn:hover{
    border-color: #C9A800;
    color: #C9A800;
    background: rgba(255,208,0,.10);
    transform: scale(1.08);
  }
}
.acc-sel-btn.is-selected{
  background: #F4B532;
  border-color: #C9A800;
  color: #111;
}
.acc-sel-btn:focus-visible{
  outline: 2px solid #F4B532;
  outline-offset: 2px;
}

/* icone +/✓ con transizione */
.acc-sel-icon{
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity .14s, transform .14s;
}
.acc-sel-icon--plus  { opacity: 1; transform: scale(1);   }
.acc-sel-icon--check { opacity: 0; transform: scale(.5);  }
.acc-sel-btn.is-selected .acc-sel-icon--plus  { opacity: 0; transform: scale(.5); }
.acc-sel-btn.is-selected .acc-sel-icon--check { opacity: 1; transform: scale(1); }

/* ── RESET per grid ≥1900px ──────────────────────────────────────── */
.product-main-grid > #accessories-widget.acc-accordion{
  width: 100% !important;
  margin: 0 !important;
}

/* ── DARK MODE ───────────────────────────────────────────────────── */
/* Sess.25 task #3 step7: bg rimosso (surface-1 tokens auto-reattivi).
   Resta solo override accent bars con alpha .32 (più subtle in dark). */
body.ds-dark #accessories-widget .acc-strip{
  -webkit-backdrop-filter: none;
          backdrop-filter: none;
  box-shadow:
    inset  3px 0 0 rgba(244,181,50,.32),
    inset -3px 0 0 rgba(244,181,50,.32),
    var(--ds-surface-1-shadow);
}
body.ds-dark .acc-strip-label{
  color: rgba(255,255,255,.78);
}
body.ds-dark .acc-strip-cta{
  color: rgba(255,255,255,.30);
}
@media (hover: hover){
  body.ds-dark #accessories-widget .acc-strip:hover .acc-strip-cta{
    color: rgba(255,255,255,.50);
  }
}
body.ds-dark .acc-strip-count{
  color: rgba(255,255,255,.35);
}
body.ds-dark .acc-chevron{ color: rgba(255,255,255,.40); }

/* Sess.25 task #3 step7: bg rimosso (surface-1 tokens auto-reattivi). */
body.ds-dark .acc-panel{
  box-shadow:
    inset  3px 0 0 rgba(244,181,50,.32),
    inset -3px 0 0 rgba(244,181,50,.32),
    var(--ds-surface-1-shadow);
}
body.ds-dark .acc-filter{ border-bottom-color: rgba(255,255,255,.07); }
body.ds-dark .acc-filter-pill{
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.12);
  color: rgba(255,255,255,.65);
}
@media (hover: hover){
  body.ds-dark .acc-filter-pill:hover{ background: rgba(255,255,255,.13); }
}
body.ds-dark .acc-filter-pill.is-active{
  background: #F4B532;
  border-color: #C9A800;
  color: #111;
  box-shadow: 0 0 0 3px rgba(255,208,0,.22), 0 4px 8px rgba(0,0,0,.30);
}

body.ds-dark .acc-table thead th{
  color: rgba(255,255,255,.35);
  border-bottom-color: rgba(255,255,255,.07);
}
body.ds-dark .acc-table tbody tr{ border-bottom-color: rgba(255,255,255,.05); }
body.ds-dark .acc-table tbody tr:nth-child(2n){ background: rgba(255,255,255,.025); }
@media (hover: hover){
  body.ds-dark .acc-table tbody tr:hover{ background: rgba(255,208,0,.06); }
}
body.ds-dark .acc-table tbody tr.is-included{ background: rgba(244,181,50,.07) !important; }
body.ds-dark .acc-table .td-code{ color: rgba(255,255,255,.72); }
body.ds-dark .acc-table .td-name{ color: rgba(255,255,255,.82); }
body.ds-dark .acc-table .td-note{ color: rgba(255,255,255,.38); }
body.ds-dark .acc-no-img{
  color: rgba(255,255,255,.18);
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.10);
}
body.ds-dark .acc-thumb{
  background: rgba(255,255,255,.08);
}
body.ds-dark .acc-sel-btn{
  border-color: rgba(255,255,255,.22);
  color: rgba(255,255,255,.40);
}
@media (hover: hover){
  body.ds-dark .acc-sel-btn:hover{
    border-color: #C9A800;
    color: #C9A800;
    background: rgba(255,208,0,.10);
  }
}
body.ds-dark .acc-sel-btn.is-selected{
  background: #F4B532;
  border-color: #C9A800;
  color: #111;
}

/* ── MOBILE — sess.33 Step 2a: refactor breakpoint 640→1099.98 canonico
   + outline gold ambra (pattern Specs/Downloads) + equal-width 2-per-row.
   sess.39: esteso a 1399.98 per coprire compact-narrow (1100-1399 touch). */
@media (max-width: 1399.98px){
  body.ds-vp-app .acc-strip-cta{ display: none; } /* troppo poco spazio su mobile */
  body.ds-vp-app .acc-table thead{ display: none; }
  body.ds-vp-app .acc-table .td-sel{ display: none; } /* colonna selezione → row tap (Step 2b JS) */
  body.ds-vp-app .acc-table tbody tr{
    display: grid;
    grid-template-columns: var(--acc-thumb-w) 1fr;
    gap: 8px;
    align-items: center;
    padding: 8px 0;
    height: auto; /* override fixed height on mobile */
  }
  body.ds-vp-app .acc-table .td-img{ grid-row: 1 / span 3; }
  body.ds-vp-app .acc-table td{ padding: 4px 8px; }

  /* sess.33 Step 2a — filter pill outline gold ambra (pattern parity Specs/Downloads) */
  body.ds-vp-app .acc-filter .acc-filter-pill{
    background: transparent;
    border-color: rgba(244,181,50,.45);
    color: rgba(0,0,0,.78);
  }
  body.ds-vp-app .acc-filter .acc-filter-pill.is-active{
    background: #F4B532;
    border-color: #C9A800;
    color: #111;
    /* sess.33 Step 2c (rollback): box-shadow ereditato dalla base desktop
       per parity Downloads .dl-filter .pill.is-active (decisione utente). */
  }
  body.ds-vp-app .acc-filter .acc-filter-pill:active{
    background: rgba(244,181,50,.12);
  }
  body.ds-dark.ds-vp-app .acc-filter .acc-filter-pill{
    background: transparent;
    border-color: rgba(244,181,50,.45);
    color: rgba(255,255,255,.88);
  }
  /* sess.33 Step 2d — fix dark mode .is-active: la regola dark generic sopra
     (0,4,1) vinceva per cascade order su body.ds-vp-app .acc-filter .acc-filter-pill.is-active (0,4,1).
     Specificità superiore (0,5,1) garantisce fill gold sulla pill attiva in dark mode. */
  body.ds-dark.ds-vp-app .acc-filter .acc-filter-pill.is-active{
    background: #F4B532;
    border-color: #C9A800;
    color: #111;
  }

  /* sess.33 Step 2a — pill equal-width 2-per-row (label varianti, FORCELLE E
     MONTAGGIO troppo lunga per 3-per-row). 6 pill = 3 row bilanciate. */
  body.ds-vp-app .acc-filter .acc-filter-pill{
    flex: 1 1 calc(50% - 4px);
    min-width: 0;
    justify-content: center;
  }

  /* sess.33 Step 2b — Row tap selezione mobile (sostituisce td-sel hidden).
     CSS active solo su tr che ha data-code (= row con accessorio aggiungibile RFQ).
     Visual: cursor pointer + tap feedback + .is-selected bg amber + checkmark top-right. */
  body.ds-vp-app .acc-table tbody tr[data-code]{
    cursor: pointer;
    position: relative;
    transition: background .15s ease;
  }
  body.ds-vp-app .acc-table tbody tr[data-code]:active{
    background: rgba(244,181,50,.08);
  }
  body.ds-vp-app .acc-table tbody tr[data-code].is-selected{
    background: rgba(244,181,50,.12) !important;
  }
  body.ds-vp-app .acc-table tbody tr[data-code].is-selected::before{
    content: '✓';
    position: absolute;
    top: 50%;
    right: 8px;
    transform: translateY(-50%);
    width: 22px;
    height: 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #F4B532;
    border: 1px solid #C9A800;
    color: #111;
    font: 700 12px/1 "Oswald", system-ui, sans-serif;
    z-index: 2;
    pointer-events: none;
  }
  body.ds-dark.ds-vp-app .acc-table tbody tr[data-code].is-selected{
    background: rgba(244,181,50,.14) !important;
  }
}