/* =====================================================
   TendaggiSuMisura — Stile Configuratore
   Palette: bianco/crema dominante, elegante minimal
   ===================================================== */

*, *:before, *:after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-bg:          #F8F9FC;
  --color-white:       #FFFFFF;
  --color-primary:     #192743;
  --color-accent:      #5684E1;
  --color-accent-dark: #2662D9;
  --color-accent-light:#DCE6F9;
  --color-accent2:     #8F9EBC;
  --color-border:      #D7DDEA;
  --color-light:       #F1F4F8;
  --color-text:        #1F2533;
  --color-muted:       #6C7993;
  --color-success:     #3D6B4F;
  --radius:        6px;
  --shadow:        0 1px 12px rgba(25,39,67,.08);
  --shadow-hover:  0 4px 20px rgba(25,39,67,.14);
  --trans:         all .2s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  min-height: 100vh;
}

/* ---- HEADER ---- */
.site-header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 20px 0 16px;
  text-align: center;
}
.header-inner { max-width: 880px; margin: 0 auto; padding: 0 20px; }

.logo {
  font-size: 1.75rem;
  font-weight: 300;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.logo-main  { color: var(--color-primary); }
.logo-accent { color: var(--color-accent); font-weight: 600; }

.header-tagline {
  color: var(--color-muted);
  font-size: .8rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-top: 5px;
}

/* ---- RESUME BANNER ---- */
.resume-banner {
  background: var(--color-white);
  border: 1px solid var(--color-accent2);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius);
  max-width: 880px;
  margin: 16px auto 0;
  padding: 14px 20px;
}
.resume-banner-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.resume-banner-msg {
  flex: 1;
  font-size: .9rem;
  color: var(--color-text);
}
.resume-banner .btn-resume {
  background: var(--color-accent);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 7px 18px;
  font-size: .85rem;
  cursor: pointer;
  white-space: nowrap;
}
.resume-banner .btn-resume:hover { background: var(--color-primary); }
.resume-banner .btn-dismiss {
  background: transparent;
  color: var(--color-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 6px 14px;
  font-size: .82rem;
  cursor: pointer;
  white-space: nowrap;
}
.resume-banner .btn-dismiss:hover { border-color: var(--color-muted); }

/* ---- FOOTER ---- */
.site-footer {
  background: var(--color-primary);
  color: rgba(255,255,255,.55);
  text-align: center;
  padding: 20px;
  font-size: .8rem;
  margin-top: 60px;
  letter-spacing: .04em;
}
.site-footer a { color: rgba(255,255,255,.7); text-decoration: none; }
.site-footer a:hover { color: var(--color-accent2); }

/* ---- CONFIGURATOR WRAP ---- */
.configurator-wrap { max-width: 1100px; margin: 0 auto; padding: 32px 16px 60px; }

/* ---- PROGRESS BAR ---- */
.progress-bar-wrap {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 22px 28px 18px;
  margin-bottom: 24px;
}

.progress-steps {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.step-dot {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
}

.step-dot span {
  width: 30px; height: 30px;
  border-radius: 50%;
  border: 1.5px solid var(--color-border);
  background: var(--color-white);
  color: var(--color-muted);
  font-size: .78rem;
  font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  transition: var(--trans);
  position: relative; z-index: 1;
  letter-spacing: 0;
}
.step-dot small {
  font-size: .6rem;
  color: var(--color-muted);
  margin-top: 5px;
  text-align: center;
  white-space: nowrap;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.step-dot.active span {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}
.step-dot.active small { color: var(--color-primary); font-weight: 600; }

.step-dot.done span {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}
.step-dot.done span::after { content: '✓'; font-size: .65rem; }

.step-dot.step-optional span { border-style: dashed; }
.step-dot.step-optional-active span { border-style: solid; }

.progress-track {
  height: 2px;
  background: var(--color-border);
  border-radius: 1px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--color-accent);
  border-radius: 1px;
  transition: width .4s ease;
  width: 0;
}

/* ---- STEP PANEL ---- */
.step-panel {
  display: none;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 36px 32px;
  animation: fadeUp .28s ease;
}
.step-panel.active { display: block; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.step-header {
  margin-bottom: 28px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--color-border);
}
.step-header h2 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: .04em;
  text-transform: uppercase;
}
.step-header p {
  color: var(--color-muted);
  margin-top: 5px;
  font-size: .88rem;
}

.step-body { min-height: 180px; }

/* ---- FORM ELEMENTS ---- */
.form-group { margin-bottom: 26px; }

.group-label {
  display: block;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--color-muted);
  margin-bottom: 14px;
}

.form-row { margin-bottom: 16px; }
.form-row label {
  display: block;
  font-weight: 600;
  font-size: .85rem;
  margin-bottom: 6px;
  color: var(--color-text);
}
.form-row label small { font-weight: 400; color: var(--color-muted); }

.form-row input,
.form-row textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: .9rem;
  color: var(--color-text);
  background: var(--color-white);
  transition: var(--trans);
  font-family: inherit;
}
.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(86,132,225,.15);
}

.form-row-inline { display: flex; gap: 16px; margin-bottom: 16px; }
.form-row-inline > div { flex: 1; }
.form-row-inline label { display: block; font-weight: 600; font-size: .85rem; margin-bottom: 6px; }
.form-row-inline input {
  width: 100%; padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius); font-size: .9rem;
}

/* ---- PILL LIST ---- */
.pill-list { display: flex; flex-wrap: wrap; gap: 8px; }

.pill-radio { display: inline-flex; cursor: pointer; }
.pill-radio input { display: none; }
.pill-radio span {
  padding: 7px 18px;
  border: 1px solid var(--color-border);
  border-radius: 30px;
  font-size: .85rem;
  background: var(--color-white);
  color: var(--color-text);
  transition: var(--trans);
  user-select: none;
  letter-spacing: .01em;
}
.pill-radio span:hover { border-color: var(--color-accent); color: var(--color-accent); }
.pill-radio input:checked + span {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  font-weight: 600;
}

/* ---- MODEL CARD GRID ---- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(175px, 1fr));
  gap: 16px;
}
.card-grid-sm {
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
}

.model-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: var(--trans);
  background: var(--color-white);
}
.model-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}
.model-card.selected {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary);
}

.model-card-img {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--color-light);
  position: relative;
}
.model-card-img img {
  width: 100%; height: 100%; object-fit: cover;
  display: block;
  transition: transform .48s ease;
}
.model-card:hover .model-card-img img { transform: scale(1.07); }
.model-card.selected .model-card-img img { transform: scale(1.03); }

.model-card-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: var(--color-light);
}
.model-card-placeholder span {
  font-size: 2rem;
  font-weight: 200;
  color: var(--color-accent2);
  letter-spacing: .1em;
}

.model-card-name {
  padding: 10px 10px 6px;
  font-size: .78rem;
  font-weight: 600;
  color: var(--color-primary);
  text-align: center;
  line-height: 1.3;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.model-card-price {
  padding: 0 10px 10px;
  font-size: .76rem;
  color: var(--color-accent);
  text-align: center;
}

/* ---- TIPOLOGIA HERO CARD ---- */
.tipologia-card .model-card-img {
  aspect-ratio: 3/4;
}
.tipologia-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: linear-gradient(to top, rgba(18,16,14,.90) 0%, rgba(18,16,14,.35) 55%, transparent 100%);
  padding: 40px 13px 13px;
  pointer-events: none;
}
.tipologia-overlay-nome {
  display: block;
  color: #fff;
  font-size: .82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  line-height: 1.3;
}
.tipologia-overlay-desc {
  color: rgba(255,255,255,.72);
  font-size: .72rem;
  margin-top: 6px;
  line-height: 1.4;
}
.tipologia-card .model-card-name { display: none; }
.tipologia-card.selected .tipologia-overlay {
  background: linear-gradient(to top, rgba(18,16,14,.94) 0%, rgba(18,16,14,.5) 55%, transparent 100%);
}

/* ---- OPTION PILL CARD ---- */
.option-pill-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 13px 18px;
  cursor: pointer;
  transition: var(--trans);
  background: var(--color-white);
  text-align: center;
  font-size: .85rem;
  font-weight: 600;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: .05em;
}
.option-pill-card:hover { border-color: var(--color-accent); color: var(--color-accent); }
.option-pill-card.selected {
  border-color: var(--color-primary);
  color: var(--color-white);
  background: var(--color-primary);
}

/* ---- OPTION CARDS ---- */
.option-cards { display: flex; flex-wrap: wrap; gap: 12px; }
.option-card { cursor: pointer; }
.option-card input { display: none; }
.option-card-body {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px 22px;
  text-align: center;
  background: var(--color-white);
  transition: var(--trans);
  min-width: 145px;
}
.option-card input:checked + .option-card-body {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: #fff;
}
.option-card input:checked + .option-card-body strong,
.option-card input:checked + .option-card-body small { color: rgba(255,255,255,.85); }
.option-card-body:hover { border-color: var(--color-accent); }
.option-icon { font-size: 1.4rem; margin-bottom: 6px; color: var(--color-accent); }
.option-card input:checked + .option-card-body .option-icon { color: rgba(255,255,255,.9); }
.option-card-body strong { display: block; font-size: .85rem; color: var(--color-primary); font-weight: 600; }
.option-card-body small { display: block; font-size: .75rem; color: var(--color-muted); margin-top: 3px; }

/* ---- COLORI GRID ---- */
.colori-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(88px, 1fr));
  gap: 12px;
}

.colore-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  gap: 8px;
  padding: 10px 6px;
  border-radius: var(--radius);
  border: 2px solid transparent;
  transition: var(--trans);
  position: relative;
}
.colore-chip:hover { border-color: var(--color-border); background: var(--color-light); }
.colore-chip.selected {
  border-color: var(--color-primary);
  background: var(--color-light);
}
.colore-chip.selected::after {
  content: '✓';
  position: absolute;
  top: 6px; right: 6px;
  width: 20px; height: 20px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  font-size: .6rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  line-height: 20px;
  text-align: center;
}

.colore-swatch {
  width: 100%;
  aspect-ratio: 1/1;
  border-radius: 6px;
  border: 1px solid rgba(0,0,0,.09);
  overflow: hidden;
  flex-shrink: 0;
  transition: box-shadow .2s ease;
}
.colore-chip:hover .colore-swatch,
.colore-chip.selected .colore-swatch {
  box-shadow: 0 3px 10px rgba(0,0,0,.14);
}
.colore-swatch img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .45s ease; }
.colore-chip:hover .colore-swatch img { transform: scale(1.07); }

.colore-chip span {
  font-size: .72rem;
  font-weight: 600;
  color: var(--color-text);
  text-align: center;
  line-height: 1.25;
  letter-spacing: .02em;
  width: 100%;
}

/* ---- MISURE GUIDA ---- */
.guida-box {
  background: #F0F5EE;
  border-left: 3px solid var(--color-success);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 14px 18px;
  font-size: .85rem;
  color: #2D4535;
  margin-bottom: 24px;
  line-height: 1.65;
}

/* ---- DIVIDER ---- */
.divider { border: none; border-top: 1px solid var(--color-border); margin: 24px 0; }
.block-label-alt {
  font-size: .82rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* ---- STEP NAV ---- */
.step-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}
.step-nav-final { flex-wrap: wrap; gap: 12px; }

.btn-next, .btn-prev, .btn-save, .btn-restart {
  padding: 11px 28px;
  border: none;
  border-radius: 2px;
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--trans);
  letter-spacing: .08em;
  text-transform: uppercase;
}

.btn-next {
  background: var(--color-primary);
  color: #fff;
}
.btn-next:hover:not([disabled]) { background: var(--color-accent); }
.btn-next[disabled] { background: var(--color-border); color: var(--color-muted); cursor: not-allowed; }

.btn-prev {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-muted);
  font-size: .82rem;
}
.btn-prev:hover { border-color: var(--color-primary); color: var(--color-primary); }

.btn-save {
  background: var(--color-success);
  color: #fff;
  padding: 12px 32px;
  font-size: .88rem;
}
.btn-save:hover:not([disabled]) { background: #2D5038; }
.btn-save[disabled] { background: var(--color-border); color: var(--color-muted); cursor: not-allowed; }

.btn-restart {
  background: var(--color-accent);
  color: #fff;
  margin-top: 10px;
}

/* ---- RIEPILOGO ---- */
.riepilogo-grid {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 24px;
}
.riepilogo-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 10px 16px;
  border-bottom: 1px solid var(--color-border);
  font-size: .87rem;
}
.riepilogo-row:last-child { border-bottom: none; }
.riepilogo-row:nth-child(even) { background: var(--color-light); }
.riepilogo-label { color: var(--color-muted); font-weight: 500; min-width: 130px; }
.riepilogo-val { font-weight: 600; color: var(--color-primary); text-align: right; }

/* ---- PREZZO BOX ---- */
.prezzo-box {
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-bottom: 28px;
}
.prezzo-row {
  display: flex;
  justify-content: space-between;
  padding: 7px 0;
  font-size: .9rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.prezzo-row:last-child { border-bottom: none; }
.prezzo-totale {
  font-size: 1.05rem;
  margin-top: 8px;
  padding-top: 12px;
  border-top: 1px solid rgba(255,255,255,.25) !important;
}
.prezzo-totale strong { font-size: 1.35rem; }
.prezzo-nota { font-size: .75rem; color: rgba(255,255,255,.5); margin-top: 12px; }

/* ---- CLIENTE FORM ---- */
.cliente-form {
  background: var(--color-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  margin-top: 24px;
}
.cliente-form h3 { font-size: 1rem; color: var(--color-primary); margin-bottom: 5px; font-weight: 600; }
.cliente-form p { color: var(--color-muted); font-size: .85rem; margin-bottom: 18px; }
.customer-section-label {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--color-muted);
  margin: 20px 0 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--color-border);
}
.customer-section-label:first-of-type { margin-top: 0; }
.req { color: var(--color-accent); }

/* ---- STEP 8: layout affiancato riepilogo + checkout ---- */
.step8-split {
  display: flex;
  gap: 28px;
  align-items: flex-start;
}
.step8-col-left {
  flex: 1 1 0;
  min-width: 0;
}
.step8-col-right {
  flex: 1 1 0;
  min-width: 0;
  position: sticky;
  top: 20px;
}

/* ---- CHECKOUT IFRAME ---- */
.checkout-intro {
  display: flex;
  align-items: center;
  gap: 14px;
  background: #F0F7F2;
  border: 1px solid #B8D4C0;
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-top: 24px;
}
.checkout-intro-icon {
  width: 36px; height: 36px;
  background: var(--color-success);
  color: #fff;
  border-radius: 50%;
  font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.checkout-intro strong {
  display: block;
  color: var(--color-success);
  font-size: .9rem;
  font-weight: 700;
}
.checkout-intro p {
  color: var(--color-text);
  font-size: .83rem;
  margin-top: 2px;
}

/* ---- SUCCESS BOX ---- */
.preventivo-saved { margin-top: 24px; }
.success-box {
  border: 1px solid #B8D4C0;
  border-radius: var(--radius);
  background: #F0F7F2;
  padding: 36px;
  text-align: center;
}
.success-icon {
  width: 56px; height: 56px;
  background: var(--color-success);
  color: #fff;
  border-radius: 50%;
  font-size: 1.6rem;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
}
.success-box h3 { font-size: 1.25rem; color: var(--color-success); margin-bottom: 10px; }
.success-box p { color: var(--color-text); margin-bottom: 8px; font-size: .9rem; }

/* ---- LOADING ---- */
.loading-msg { color: var(--color-muted); font-size: .85rem; padding: 8px 0; }

/* ---- RESPONSIVE ---- */
@media (max-width: 620px) {
  .step-panel { padding: 20px 16px; }
  .card-grid { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 10px; }
  .card-grid-sm { grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: 10px; }
  .colori-grid { grid-template-columns: repeat(auto-fill, minmax(72px, 1fr)); gap: 8px; }
  .step-dot small { display: none; }
  .riepilogo-grid { font-size: .82rem; }
  .option-cards { flex-direction: column; }
  .form-row-inline { flex-direction: column; }
  .prezzo-box { padding: 18px 16px; }
  .step8-split { flex-direction: column; }
  .step8-col-right { position: static; }
}