/* ============================================================
   DORMITALIANO — Configuratore Letti 3D
   ============================================================ */

/* ── Header pagina ── */
.cfg-header {
  background-color: var(--color-beige);
  padding-top:       calc(var(--nav-height) + 3.5rem);
  padding-bottom:    3rem;
  text-align:        center;
}

.cfg-header__eyebrow {
  font-family:    var(--font-body);
  font-size:      0.6875rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color:          var(--color-dark);
  opacity:        0.45;
  margin-bottom:  1rem;
}

.cfg-header__title {
  font-family:    var(--font-heading);
  font-weight:    300;
  font-size:      clamp(2.25rem, 5vw, 3.25rem);
  color:          var(--color-dark);
  letter-spacing: 0.02em;
  margin-bottom:  0.75rem;
}

.cfg-header__subtitle {
  font-family: var(--font-body);
  font-weight: 300;
  font-size:   0.9375rem;
  color:       var(--color-dark);
  opacity:     0.6;
  max-width:   560px;
  margin:      0 auto;
}

/* ── Layout principale ── */
.cfg-main {
  display:               grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 1fr);
  gap:                   3rem;
  padding-top:           3rem;
  padding-bottom:        6rem;
  align-items:           start;
}

/* ── Viewer 3D ── */
.cfg-viewer {
  position:         relative;
  width:            100%;
  aspect-ratio:      4 / 3;
  background:       linear-gradient(180deg, var(--color-beige) 0%, var(--color-white) 100%);
  border:           1px solid var(--color-beige-dark);
  border-radius:    8px;
  overflow:         hidden;
}

/* Da desktop l'anteprima resta agganciata mentre si scorre il pannello
   delle scelte. Il max-height evita che, su schermi bassi, il riquadro
   superi l'altezza della finestra (caso in cui lo sticky non terrebbe). */
@media (min-width: 901px) {
  .cfg-viewer {
    position:   sticky;
    top:        calc(var(--nav-height) + 1.5rem);
    max-height: calc(100vh - var(--nav-height) - 3rem);
  }
}

.cfg-viewer canvas {
  display:    block;
  width:      100%;
  height:     100%;
  object-fit: contain;
}

.cfg-viewer__hint {
  position:       absolute;
  left:           50%;
  bottom:         1rem;
  transform:      translateX(-50%);
  font-family:    var(--font-body);
  font-size:      0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color:          var(--color-dark);
  opacity:        0.4;
  pointer-events: none;
}

/* ── Riquadro tessuto selezionato, sovrapposto all'anteprima ── */
.cfg-badge {
  position:       absolute;
  top:            1rem;
  right:          1rem;
  z-index:        2;
  display:        flex;
  align-items:    center;
  gap:            0.75rem;
  padding:        0.6rem 0.9rem 0.6rem 0.6rem;
  background:     rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(6px);
  border:         1px solid rgba(0, 0, 0, 0.06);
  border-radius:  10px;
  box-shadow:     0 6px 20px rgba(0, 0, 0, 0.10);
  pointer-events: none;
}

.cfg-badge__sw {
  width:                 46px;
  height:                46px;
  flex-shrink:           0;
  border-radius:         6px;
  background-size:       cover;
  background-position:   center;
  background-blend-mode: multiply;          /* stessa operazione del canvas */
  box-shadow:            inset 0 0 0 1px rgba(0, 0, 0, 0.12);
}

.cfg-badge__txt {
  display:        flex;
  flex-direction: column;
  gap:            0.2rem;
}

.cfg-badge__mat {
  font-family:    var(--font-body);
  font-size:      0.8125rem;
  color:          var(--color-dark);
  line-height:    1.1;
}

.cfg-badge__col {
  font-family:    var(--font-body);
  font-size:      0.625rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color:          var(--color-dark);
  opacity:        0.5;
  line-height:    1.1;
}

.cfg-viewer__loading {
  position:       absolute;
  inset:          0;
  display:        flex;
  align-items:    center;
  justify-content: center;
  font-family:    var(--font-body);
  font-size:      0.8125rem;
  color:          var(--color-dark);
  opacity:        0.5;
  background:     var(--color-beige);
  transition:     opacity 0.3s ease;
}

.cfg-viewer__loading.is-hidden {
  opacity:        0;
  pointer-events: none;
}

/* ── Pannello configurazione ── */
.cfg-panel {
  display:        flex;
  flex-direction: column;
  gap:            2.25rem;
}

.cfg-panel__group {
  display:        flex;
  flex-direction: column;
  gap:            0.9rem;
}

.cfg-panel__label {
  font-family:    var(--font-body);
  font-size:      0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color:          var(--color-dark);
  opacity:        0.55;
}

.cfg-select {
  width:         100%;
  font-family:   var(--font-body);
  font-weight:   300;
  font-size:     0.9375rem;
  color:         var(--color-dark);
  background:    var(--color-beige);
  border:        1px solid var(--color-beige-dark);
  border-radius: 4px;
  padding:       0.75rem 1rem;
  cursor:        pointer;
}

.cfg-materasso-info {
  display:        flex;
  gap:            1rem;
  padding:        1rem;
  background:     var(--color-beige);
  border-radius:  6px;
}

.cfg-materasso-info__thumb {
  width:         64px;
  height:        64px;
  object-fit:    cover;
  border-radius: 4px;
  flex-shrink:   0;
}

.cfg-materasso-info__body p {
  font-family: var(--font-body);
  font-size:   0.8125rem;
  line-height: 1.6;
}

.cfg-materasso-info__name {
  font-family:   var(--font-heading) !important;
  font-size:     1.1rem !important;
  margin-bottom: 0.25rem;
}

.cfg-materasso-info__desc { opacity: 0.65; }

/* ── Swatch: materiale testata ── */
.cfg-swatches--materiali {
  display: flex;
  gap:     0.6rem;
  flex-wrap: wrap;
}

.cfg-swatch-materiale {
  font-family:    var(--font-body);
  font-size:      0.8125rem;
  color:          var(--color-dark);
  background:     var(--color-beige);
  border:         1px solid var(--color-beige-dark);
  border-radius:  100px;
  padding:        0.55rem 1.1rem;
  cursor:         pointer;
  transition:     background var(--transition-base), color var(--transition-base);
}

.cfg-swatch-materiale.is-active {
  background: var(--color-dark);
  color:      var(--color-white);
  border-color: var(--color-dark);
}

/* ── Pill di scelta: cornice, testata, tessuto ── */
.cfg-pills {
  display:   flex;
  flex-wrap: wrap;
  gap:       0.6rem;
}

.cfg-pill {
  display:        flex;
  flex-direction: column;
  align-items:    flex-start;
  gap:            0.1rem;
  font-family:    var(--font-body);
  font-size:      0.8125rem;
  color:          var(--color-dark);
  background:     var(--color-beige);
  border:         1px solid var(--color-beige-dark);
  border-radius:  10px;
  padding:        0.6rem 1rem;
  cursor:         pointer;
  transition:     background var(--transition-base), color var(--transition-base),
                  border-color var(--transition-base);
}

.cfg-pill:hover { border-color: var(--color-dark); }

.cfg-pill.is-active {
  background:   var(--color-dark);
  color:        var(--color-white);
  border-color: var(--color-dark);
}

.cfg-pill__sub {
  font-size: 0.6875rem;
  opacity:   0.6;
}

/* ── Campioni tessuto tinti con il colore della parte scelta ── */
.cfg-tex-grid {
  display:               grid;
  grid-template-columns: repeat(6, 1fr);
  gap:                   0.6rem;
}

.cfg-tex {
  display:        flex;
  flex-direction: column;
  align-items:    center;
  gap:            0.4rem;
  background:     none;
  border:         none;
  padding:        0;
  cursor:         pointer;
}

.cfg-tex__img {
  display:             block;
  width:               100%;
  aspect-ratio:        1 / 1;
  border-radius:       8px;
  background-size:     cover;
  background-position: center;
  background-color:    #CFC9C1;              /* sostituito via JS col colore scelto */
  background-blend-mode: multiply;           /* stessa operazione del canvas */
  box-shadow:          inset 0 0 0 1px rgba(0, 0, 0, 0.10);
  transition:          transform var(--transition-base), box-shadow var(--transition-base);
}

.cfg-tex:hover .cfg-tex__img { transform: scale(1.05); }

.cfg-tex.is-active .cfg-tex__img {
  box-shadow: 0 0 0 2px var(--color-dark);
}

.cfg-tex__label {
  font-family: var(--font-body);
  font-size:   0.6875rem;
  color:       var(--color-dark);
  opacity:     0.6;
  text-align:  center;
}

.cfg-tex.is-active .cfg-tex__label { opacity: 1; }

.cfg-tex-hint {
  font-family:    var(--font-body);
  font-size:      0.6875rem;
  letter-spacing: 0.04em;
  color:          var(--color-dark);
  opacity:        0.45;
  margin-top:     0.7rem;
}

@media (max-width: 900px) {
  .cfg-tex-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ── Switch parte da colorare: Testata / Struttura ── */
.cfg-target-switch {
  display:       inline-flex;
  align-self:    flex-start;
  gap:           4px;
  padding:       4px;
  margin-bottom: 1rem;
  background:    var(--color-beige);
  border:        1px solid var(--color-beige-dark);
  border-radius: 100px;
}

.cfg-target {
  font-family:    var(--font-body);
  font-size:      0.8125rem;
  letter-spacing: 0.02em;
  color:          var(--color-dark);
  background:     transparent;
  border:         none;
  border-radius:  100px;
  padding:        0.5rem 1.4rem;
  cursor:         pointer;
  transition:     background var(--transition-base), color var(--transition-base);
}

.cfg-target.is-active {
  background: var(--color-dark);
  color:      var(--color-white);
}

/* ── Colori: accordion per macro-categoria di temperatura ── */
.cfg-coloracc {
  display:        flex;
  flex-direction: column;
}

.cfg-coloracc__item {
  border-bottom: 1px solid var(--color-beige-dark);
}
.cfg-coloracc__item:first-child {
  border-top: 1px solid var(--color-beige-dark);
}

.cfg-coloracc__head {
  width:           100%;
  display:         flex;
  align-items:     center;
  justify-content: space-between;
  gap:             1rem;
  background:      none;
  border:          none;
  cursor:          pointer;
  padding:         0.9rem 0.15rem;
  font-family:     var(--font-body);
  font-size:       0.75rem;
  letter-spacing:  0.14em;
  text-transform:  uppercase;
  color:           var(--color-dark);
}

.cfg-coloracc__chev {
  width:          7px;
  height:         7px;
  border-right:   1.5px solid var(--color-dark);
  border-bottom:  1.5px solid var(--color-dark);
  transform:      rotate(45deg);
  transition:     transform var(--transition-base);
  opacity:        0.5;
  flex-shrink:    0;
  margin-top:     -3px;
}
.cfg-coloracc__head[aria-expanded="true"] .cfg-coloracc__chev {
  transform: rotate(-135deg);
  margin-top: 2px;
}

.cfg-coloracc__body {
  display:        flex;
  flex-direction: column;
  gap:            1rem;
  padding:        0.35rem 0 1.2rem;
}
.cfg-coloracc__body[hidden] { display: none; }

.cfg-coloracc__subhead {
  font-family:    var(--font-body);
  font-size:      0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color:          var(--color-dark);
  opacity:        0.45;
  margin-bottom:  -0.35rem;
}

/* ── Swatch: colore ── */
.cfg-swatches--colori {
  display:   flex;
  gap:       0.75rem;
  flex-wrap: wrap;
}

.cfg-swatch-colore {
  width:         38px;
  height:        38px;
  border-radius: 50%;
  border:        2px solid var(--color-white);
  outline:       1px solid var(--color-beige-dark);
  cursor:        pointer;
  padding:       0;
  transition:    outline-color var(--transition-base), transform var(--transition-base);
}

.cfg-swatch-colore:hover { transform: scale(1.08); }

.cfg-swatch-colore.is-active {
  outline:       2px solid var(--color-dark);
  outline-offset: 2px;
}

/* ── Invia configurazione ── */
.cfg-submit {
  text-align:     center;
  padding-bottom: 6rem;
}

.cfg-submit__btn {
  min-width: 280px;
}

.cfg-submit__confirm {
  font-family: var(--font-body);
  font-size:   0.9rem;
  color:       #2e7d32;
  min-height:  1.4em;
  margin-top:  1rem;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .cfg-main {
    grid-template-columns: 1fr;
  }

  /* Anche su mobile l'anteprima resta agganciata in alto (sotto la nav)
     mentre si scorrono le opzioni sottostanti. */
  .cfg-viewer {
    aspect-ratio: 4 / 3;
    position:     sticky;
    top:          var(--nav-height);
    z-index:      5;
    box-shadow:   0 6px 18px rgba(0, 0, 0, 0.12);
  }

  .cfg-badge     { top: 0.6rem; right: 0.6rem; gap: 0.55rem; padding: 0.45rem 0.7rem 0.45rem 0.45rem; }
  .cfg-badge__sw { width: 34px; height: 34px; }
}