:root {
  --mineral-0: oklch(99% 0.004 72);
  --mineral-1: oklch(97% 0.008 72);
  --mineral-2: oklch(94% 0.011 72);
  --mineral-3: oklch(88% 0.014 72);
  --mineral-4: oklch(76% 0.018 72);
  --mineral-5: oklch(57% 0.019 68);
  --mineral-7: oklch(34% 0.016 62);
  --mineral-9: oklch(20% 0.014 58);
  --copper-3: oklch(84% 0.055 45);
  --copper-5: oklch(57% 0.105 43);
  --copper-6: oklch(49% 0.105 43);
  --copper-7: oklch(40% 0.09 43);
  --success-1: oklch(95% 0.025 152);
  --success-6: oklch(45% 0.11 152);
  --error-1: oklch(96% 0.025 25);
  --error-6: oklch(51% 0.17 25);
  --focus-ring: oklch(62% 0.13 43 / 42%);
  --bronze: var(--copper-6);
  --bronze-dark: var(--copper-7);
  --bronze-light: var(--copper-5);
  --gold: var(--copper-5);
  --gold-light: var(--copper-3);
  --gold-pale: var(--mineral-1);
  --gold-dim: oklch(57% 0.105 43 / 12%);
  --bg: var(--mineral-2);
  --surface: var(--mineral-0);
  --text: var(--mineral-9);
  --muted: var(--mineral-5);
  --border: var(--mineral-3);
  --border-focus: var(--copper-5);
  --error: var(--error-6);
  --font-ui: "Manrope", "Avenir Next", "Segoe UI", system-ui, sans-serif;
  --text-xs: .75rem;
  --text-sm: .875rem;
  --text-base: 1rem;
  --text-lg: 1.25rem;
  --text-xl: 1.75rem;
  --space-2xs: .25rem;
  --space-xs: .5rem;
  --space-sm: .75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --radius-xs: .25rem;
  --radius-sm: .375rem;
  --radius: .5rem;
  --radius-lg: .75rem;
  --radius-pill: 999px;
  --shadow: 0 1px 2px oklch(20% .014 58 / 5%);
  --shadow-card: 0 1px 2px oklch(20% .014 58 / 4%);
  --shadow-lg: 0 16px 40px oklch(20% .014 58 / 9%);
  --ease-out: cubic-bezier(.25, 1, .5, 1);
  --transition: 180ms var(--ease-out);
  --z-sticky: 200;
  --z-nav: 300;
}

html {
  background: var(--bg);
  scroll-padding-top: 10rem;
}

body {
  min-width: 20rem;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.5;
  font-kerning: normal;
  font-optical-sizing: auto;
  text-rendering: optimizeLegibility;
}

button, input, select, textarea { font: inherit; }
button, a, input, select, textarea, [tabindex] { -webkit-tap-highlight-color: transparent; }

:focus-visible {
  outline: 2px solid var(--copper-5);
  outline-offset: 3px;
  box-shadow: 0 0 0 4px var(--focus-ring);
}

.cfg-visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.cfg-skip-link {
  position: fixed;
  top: var(--space-sm);
  left: var(--space-sm);
  z-index: 999;
  padding: var(--space-sm) var(--space-md);
  background: var(--mineral-9);
  color: var(--mineral-0);
  border-radius: var(--radius-sm);
  transform: translateY(-160%);
  transition: transform var(--transition);
}
.cfg-skip-link:focus { transform: translateY(0); }

.cfg-header {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  min-height: 4.5rem;
  padding: 0 var(--space-xl);
  background: var(--mineral-0);
  color: var(--text);
  border-bottom: 1px solid var(--border);
  box-shadow: none;
}
.cfg-header::after { display: none; }
.cfg-header-inner {
  width: min(100%, 90rem);
  min-height: 4.5rem;
  max-width: none;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
}
.cfg-header-text {
  display: grid;
  gap: .125rem;
  color: inherit;
  text-decoration: none;
  flex: 0 0 auto;
}
.cfg-logo {
  color: var(--mineral-9);
  font-size: .9375rem;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: .16em;
}
.cfg-header-sub {
  margin: 0;
  color: var(--muted);
  font-size: .6875rem;
  font-weight: 600;
  letter-spacing: .05em;
  opacity: 1;
}
.cfg-header-context { display: flex; align-items: stretch; justify-content: flex-end; min-width: 0; }
.cfg-header-context > span {
  min-width: 7.5rem;
  padding: 0 var(--space-lg);
  display: grid;
  align-content: center;
  gap: .125rem;
  border-inline-start: 1px solid var(--border);
}
.cfg-header-context small {
  color: var(--muted);
  font-size: .625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
}
.cfg-header-context strong {
  max-width: 11rem;
  overflow: hidden;
  color: var(--text);
  font-size: var(--text-sm);
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.cfg-header-context .cfg-header-context-empty {
  display: flex;
  align-items: center;
  color: var(--muted);
  font-size: var(--text-sm);
  font-weight: 500;
}

.cfg-progress {
  position: sticky;
  top: 4.5rem;
  z-index: var(--z-sticky);
  background: var(--mineral-0);
  border-bottom: 1px solid var(--border);
}
.cfg-steps {
  width: min(100%, 80rem);
  min-height: 4.75rem;
  max-width: none;
  margin: 0 auto;
  padding: 0 var(--space-xl);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.cfg-step {
  min-width: 0;
  padding: var(--space-md) var(--space-sm);
  display: grid;
  grid-template-columns: 2rem minmax(0, auto) 1fr;
  align-items: center;
  gap: var(--space-sm);
  position: relative;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--muted);
  cursor: default;
  text-align: start;
  transition: color var(--transition), border-color var(--transition);
}
.cfg-step::before {
  content: "";
  height: 1px;
  position: absolute;
  inset-inline: calc(50% + 1.5rem) calc(-50% + 1.5rem);
  top: 50%;
  background: var(--border);
}
.cfg-step:last-child::before { display: none; }
.cfg-step .num {
  width: 2rem;
  height: 2rem;
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  border: 1px solid var(--mineral-4);
  border-radius: 50%;
  background: var(--mineral-0);
  color: var(--muted);
  font-size: var(--text-xs);
  font-weight: 700;
  transition: color var(--transition), background var(--transition), border-color var(--transition);
}
.cfg-step .lbl {
  position: relative;
  z-index: 1;
  width: max-content;
  max-width: 100%;
  padding-inline-end: var(--space-sm);
  overflow: hidden;
  background: var(--mineral-0);
  color: inherit;
  font-size: var(--text-xs);
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.cfg-step.active { border-bottom-color: var(--copper-5); color: var(--copper-6); }
.cfg-step.active .num {
  border-color: var(--copper-5);
  background: var(--copper-5);
  color: var(--mineral-0);
  box-shadow: none;
}
.cfg-step.active .lbl { color: var(--copper-6); font-weight: 700; }
.cfg-step.done { color: var(--mineral-7); cursor: pointer; }
.cfg-step.done .num { border-color: var(--mineral-7); background: var(--mineral-7); color: var(--mineral-0); }
.cfg-step.done .num::after { content: "✓"; }
.cfg-step.done .lbl { color: var(--mineral-7); }
.cfg-step:disabled { opacity: 1; }

.cfg-status:empty, #mini-summary { display: none !important; }
.cfg-status {
  width: min(calc(100% - 2rem), 80rem);
  margin: var(--space-sm) auto 0;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--muted);
  font-size: var(--text-sm);
}

.cfg-body {
  width: min(100%, 90rem);
  max-width: none;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-xl) 8rem;
}
.cfg-panel.active { animation: cfg-enter 260ms var(--ease-out); }
@keyframes cfg-enter { from { opacity: 0; transform: translateY(.5rem); } to { opacity: 1; transform: translateY(0); } }
.cfg-panel-heading { max-width: 44rem; margin-bottom: var(--space-xl); }
.cfg-panel-heading--config { margin-bottom: var(--space-lg); }
.cfg-eyebrow {
  display: block;
  margin-bottom: var(--space-xs);
  color: var(--copper-6);
  font-size: var(--text-xs);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: .11em;
  text-transform: uppercase;
}
.cfg-title {
  margin: 0;
  color: var(--text);
  font-size: var(--text-xl);
  font-weight: 650;
  line-height: 1.2;
  letter-spacing: -.035em;
  text-wrap: balance;
}
.cfg-sub {
  max-width: 65ch;
  margin: var(--space-xs) 0 0;
  color: var(--muted);
  font-size: var(--text-sm);
  line-height: 1.55;
}
.cfg-subtitle {
  margin: var(--space-xl) 0 var(--space-md);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border);
  color: var(--text);
  font-size: var(--text-lg);
  font-weight: 650;
  letter-spacing: -.02em;
}

.cfg-grid { gap: var(--space-sm); }
.cfg-grid--cat { grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr)); }
.cfg-grid--art { grid-template-columns: repeat(auto-fill, minmax(13.5rem, 1fr)); }
.cfg-cat-card, .cfg-art-card {
  appearance: none;
  width: 100%;
  color: var(--text);
  font-family: inherit;
  text-align: start;
}
.cfg-cat-card {
  min-height: 7.5rem;
  padding: var(--space-lg);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-md);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: none;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
}
.cfg-cat-card .c-index {
  align-self: start;
  color: var(--copper-6);
  font-size: var(--text-xs);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}
.cfg-cat-card .c-copy { display: grid; gap: var(--space-xs); }
.cfg-cat-card .c-label { color: var(--text); font-size: 1.0625rem; font-weight: 650; line-height: 1.25; }
.cfg-cat-card .c-sub { margin: 0; color: var(--muted); font-size: var(--text-sm); font-weight: 450; line-height: 1.4; }
.cfg-cat-card .c-arrow { color: var(--mineral-4); font-size: 1.25rem; transition: color var(--transition), transform var(--transition); }
.cfg-cat-card.selected {
  border-width: 1px;
  border-color: var(--copper-5);
  background: oklch(96% .018 55);
  box-shadow: inset 0 0 0 1px var(--copper-5);
}
.cfg-cat-card.selected .c-arrow { color: var(--copper-6); }

.cfg-art-card {
  min-width: 0;
  padding: 0;
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: none;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
}
.cfg-art-thumb {
  width: 100%;
  min-height: 9rem;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 0;
  border-bottom: 1px solid var(--border);
  background: var(--mineral-1);
}
.cfg-art-thumb img { width: 100%; height: 100%; max-height: 13rem; display: block; object-fit: contain; padding: var(--space-sm); }
.cfg-art-thumb.is-missing::after, .art-placeholder {
  content: "Anteprima non disponibile";
  padding: var(--space-lg);
  color: var(--muted);
  font-size: var(--text-xs);
  text-align: center;
}
.cfg-art-info { min-height: 4.75rem; padding: var(--space-md); display: grid; align-content: center; gap: var(--space-2xs); }
.cfg-art-info .a-label { color: var(--text); font-size: var(--text-sm); font-weight: 700; line-height: 1.3; font-variant-numeric: tabular-nums; }
.cfg-art-info .a-sub { margin: 0; color: var(--muted); font-size: var(--text-xs); line-height: 1.35; }
.cfg-card-check {
  width: 1.625rem;
  height: 1.625rem;
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--copper-6);
  color: var(--mineral-0);
  font-size: var(--text-xs);
  opacity: 0;
  transform: scale(.75);
  transition: opacity var(--transition), transform var(--transition);
}
.cfg-art-card.selected {
  border-width: 1px;
  border-color: var(--copper-5);
  background: oklch(98% .008 55);
  box-shadow: inset 0 0 0 1px var(--copper-5);
}
.cfg-art-card.selected .cfg-card-check { opacity: 1; transform: scale(1); }

.cfg-skeleton {
  min-height: 7.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(90deg, var(--mineral-1), var(--mineral-2), var(--mineral-1));
  background-size: 200% 100%;
  animation: cfg-skeleton 1.4s linear infinite;
}
@keyframes cfg-skeleton { to { background-position: -200% 0; } }

.cfg-field { margin: 0 0 var(--space-lg); }
.cfg-field--material { max-width: 44rem; margin-bottom: var(--space-xl); }
.cfg-field-heading { margin-bottom: var(--space-sm); display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-md); }
.cfg-label { margin: 0 0 var(--space-xs); display: block; color: var(--text); font-size: var(--text-sm); font-weight: 700; }
.req { color: var(--error); }
.cfg-hint { margin-top: var(--space-xs); color: var(--muted); font-size: var(--text-xs); line-height: 1.45; }
.cfg-results-count { color: var(--muted); font-size: var(--text-xs); font-weight: 600; font-variant-numeric: tabular-nums; }
.cfg-row { gap: var(--space-md); grid-template-columns: repeat(2, minmax(0, 1fr)); }

.cfg-input, .cfg-select, .cfg-textarea {
  width: 100%;
  min-height: 3rem;
  padding: .75rem .875rem;
  border: 1px solid var(--mineral-4);
  border-radius: var(--radius-sm);
  background: var(--mineral-0);
  color: var(--text);
  font-size: var(--text-base);
  line-height: 1.45;
  box-shadow: none;
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
}
.cfg-textarea { min-height: 7.5rem; resize: vertical; }
.cfg-input::placeholder, .cfg-textarea::placeholder { color: var(--mineral-5); opacity: 1; }
.cfg-input:hover, .cfg-select:hover, .cfg-textarea:hover { border-color: var(--mineral-5); }
.cfg-input:focus, .cfg-select:focus, .cfg-textarea:focus {
  border-color: var(--copper-5);
  outline: 2px solid var(--focus-ring);
  outline-offset: 0;
  box-shadow: none;
}
.cfg-input--sm { width: 100%; }
.cfg-search { max-width: 32rem; margin-bottom: var(--space-md); position: relative; }
.cfg-search > span {
  position: absolute;
  left: var(--space-md);
  top: 50%;
  color: var(--muted);
  font-size: 1.25rem;
  transform: translateY(-52%);
  pointer-events: none;
}
.cfg-search .cfg-input { padding-left: 2.75rem; }

.cfg-pill-group { gap: var(--space-xs); }
.cfg-pill {
  min-height: 2.75rem;
  padding: .6875rem .875rem;
  border: 1px solid var(--mineral-4);
  border-radius: var(--radius-sm);
  background: var(--mineral-0);
  color: var(--mineral-7);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.25;
  box-shadow: none;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition), color var(--transition), transform 100ms var(--ease-out);
}
.cfg-pill.active {
  border-width: 1px;
  border-color: var(--copper-5);
  background: oklch(96% .018 55);
  color: var(--copper-7);
  box-shadow: inset 0 0 0 1px var(--copper-5);
}
.cfg-material-group { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.cfg-material-group .cfg-pill {
  min-height: 5rem;
  padding: var(--space-md);
  display: grid;
  grid-template-columns: 2rem 1fr;
  align-items: center;
  gap: var(--space-sm);
  text-align: start;
}
.cfg-material-group .cfg-pill > span:last-child { display: grid; gap: var(--space-2xs); }
.cfg-material-group strong { color: var(--text); font-size: var(--text-sm); }
.cfg-material-group small { color: var(--muted); font-size: var(--text-xs); font-weight: 500; }
.mat-dot { width: 2rem; height: 2rem; border: 1px solid var(--mineral-4); box-shadow: inset 0 0 0 2px var(--mineral-0); }
.mat-dot.bronzo { background: oklch(56% .085 65); }
.mat-dot.inox { background: oklch(78% .01 230); }

.cfg-fields-group.show { display: block; }
.cfg-finitura-box {
  margin: var(--space-md) 0 var(--space-lg);
  padding: var(--space-lg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--mineral-1);
  box-shadow: none;
}
.cfg-divider { margin: var(--space-xl) 0; background: var(--border); }
.cfg-upload {
  min-height: 7rem;
  padding: var(--space-lg);
  display: grid;
  place-items: center;
  gap: var(--space-2xs);
  border: 1px dashed var(--mineral-4);
  border-radius: var(--radius);
  background: var(--mineral-1);
  color: var(--text);
  cursor: pointer;
  text-align: center;
  transition: border-color var(--transition), background var(--transition);
}
.cfg-upload:hover, .cfg-upload:active { border-color: var(--copper-5); background: oklch(96% .018 55); }
.cfg-upload-icon { margin: 0; color: var(--copper-6); font-size: 1.25rem; }
.cfg-upload p { margin: 0; color: var(--text); font-size: var(--text-sm); font-weight: 650; }
.cfg-upload small { color: var(--muted); font-size: var(--text-xs); }
.cfg-upload-name { margin-top: var(--space-xs); color: var(--success-6); font-size: var(--text-xs); font-weight: 700; }
.cfg-esempio-btn {
  min-height: 2.5rem;
  margin-block: -.7rem;
  padding: .7rem .25rem;
}
.cfg-upload-name.is-error { color: var(--error); }
.cfg-app-dimensioni {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--mineral-1);
  color: var(--text);
}

.cfg-config-layout {
  display: grid;
  grid-template-columns: minmax(22rem, 1.15fr) minmax(26rem, .85fr);
  align-items: start;
  gap: var(--space-xl);
}
.cfg-workbench { min-width: 0; }
.cfg-workbench-sticky {
  position: sticky;
  top: 10.5rem;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--mineral-0);
}
.cfg-workbench-heading {
  min-height: 5rem;
  padding: var(--space-md) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  border-bottom: 1px solid var(--border);
}
.cfg-workbench-heading .cfg-eyebrow { margin-bottom: var(--space-2xs); }
.cfg-workbench-heading h2 { margin: 0; color: var(--text); font-size: var(--text-base); font-weight: 700; font-variant-numeric: tabular-nums; }
.cfg-preview-badge {
  flex: 0 0 auto;
  padding: var(--space-xs) var(--space-sm);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  color: var(--muted);
  font-size: var(--text-xs);
  font-weight: 700;
}
.cfg-preview-badge[data-mat="bronzo"] { border-color: oklch(72% .055 65); background: oklch(94% .025 65); color: oklch(42% .07 60); }
.cfg-preview-badge[data-mat="inox"] { background: oklch(94% .008 230); color: oklch(43% .018 230); }
.cfg-workbench-stage {
  min-height: 26rem;
  padding: var(--space-lg);
  display: grid;
  place-items: center;
  background-color: var(--mineral-2);
  background-image: linear-gradient(var(--mineral-3) 1px, transparent 1px), linear-gradient(90deg, var(--mineral-3) 1px, transparent 1px);
  background-size: 2rem 2rem;
}
.cfg-static-preview { width: 100%; min-height: 22rem; display: grid; place-items: center; }
.cfg-static-preview img { width: 100%; max-height: 30rem; object-fit: contain; filter: drop-shadow(0 1rem 1.25rem oklch(20% .014 58 / 11%)); }
#static-preview-placeholder { max-width: 24rem; color: var(--muted); font-size: var(--text-sm); text-align: center; }
.cfg-workbench .cfg-text-preview {
  width: 100%;
  min-height: 22rem;
  margin: 0;
  padding: var(--space-xl);
  display: grid;
  align-content: center;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}
.cfg-workbench .cfg-text-preview-lbl {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}
.cfg-workbench .cfg-text-preview-render {
  min-height: 12rem;
  padding: var(--space-lg);
  display: grid;
  align-content: center;
  font-size: clamp(1.35rem, 3vw, 2.25rem);
  line-height: 1.8;
  overflow: visible;
  border: 0;
  background: transparent;
}
.cfg-workbench .cfg-text-preview-render .prev-line { line-height: 1.8; }
.cfg-workbench .cfg-text-preview-info { margin-top: var(--space-md); color: var(--mineral-7); font-size: var(--text-xs); text-align: center; }
.cfg-workbench-summary { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--border); }
.cfg-workbench-summary > div {
  min-width: 0;
  padding: var(--space-sm) var(--space-lg);
  display: grid;
  gap: .125rem;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.cfg-workbench-summary > div:nth-child(2n) { border-right: 0; }
.cfg-workbench-summary span { color: var(--muted); font-size: .625rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }
.cfg-workbench-summary strong { overflow: hidden; color: var(--text); font-size: var(--text-xs); font-weight: 650; text-overflow: ellipsis; white-space: nowrap; }

#fissaggio-img-wrap {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--mineral-2);
}
#fissaggio-img {
  width: 100%;
  max-height: 15rem;
  padding: var(--space-sm);
  object-fit: contain;
  border: 0 !important;
  border-radius: 0 !important;
}

.cfg-config-form {
  min-width: 0;
  padding: var(--space-xl);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--mineral-0);
}

.cfg-review-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(22rem, .75fr);
  align-items: start;
  gap: var(--space-xl);
}
.cfg-contact-panel {
  padding: var(--space-xl);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--mineral-0);
}
.cfg-section-heading { margin-bottom: var(--space-xl); }
.cfg-section-heading h2, .cfg-summary-header h2 { margin: 0; color: var(--text); font-size: var(--text-lg); font-weight: 650; letter-spacing: -.025em; }
.cfg-section-heading p { margin-top: var(--space-xs); color: var(--muted); font-size: var(--text-sm); }
.cfg-summary {
  margin: 0;
  padding: var(--space-xl);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--mineral-0);
  color: var(--text);
  font-size: var(--text-sm);
}
.cfg-summary-header { margin-bottom: var(--space-lg); display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-md); }
.cfg-summary-header button {
  min-height: 2.75rem;
  padding: var(--space-xs) var(--space-md);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--copper-6);
  font-size: var(--text-sm);
  font-weight: 700;
  cursor: pointer;
}
.cfg-summary > h4, .cfg-success-summary > h4 { margin: var(--space-xl) 0 var(--space-sm); color: var(--text); font-size: var(--text-sm); }
.cfg-summary-row { gap: var(--space-md); padding: var(--space-sm) 0; border-bottom: 1px solid var(--border); }
.cfg-summary-row .k { color: var(--muted); font-size: var(--text-xs); }
.cfg-summary-row .v { color: var(--text); font-size: var(--text-sm); font-weight: 650; white-space: pre-line; }
.cfg-art-preview { margin-bottom: var(--space-lg); border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--mineral-1); }
.cfg-art-preview-label { padding: var(--space-sm) var(--space-md); border-top: 1px solid var(--border); color: var(--text); font-size: var(--text-xs); font-weight: 650; }
.cfg-checkbox { gap: var(--space-sm); color: var(--mineral-7); font-size: var(--text-sm); line-height: 1.55; }
.cfg-checkbox input { width: 1.25rem; height: 1.25rem; margin-top: .125rem; accent-color: var(--copper-6); }
.cfg-checkbox a { color: var(--copper-7); font-weight: 650; text-underline-offset: .2em; }

.cfg-field--error {
  padding: var(--space-sm);
  border: 1px solid var(--error);
  border-radius: var(--radius);
  background: var(--error-1);
}
.cfg-field--error .cfg-input, .cfg-field--error .cfg-select, .cfg-field--error .cfg-textarea { border-color: var(--error); box-shadow: none; }
.cfg-field--error .cfg-pill-group, .cfg-field--error .cfg-grid--cat, .cfg-field--error .cfg-grid--art {
  border-radius: var(--radius-sm);
  outline: 2px solid var(--error);
  outline-offset: 2px;
}
.cfg-field-error-msg, .cfg-error { margin-top: var(--space-xs); color: var(--error); font-size: var(--text-xs); font-weight: 650; line-height: 1.45; }
.cfg-error { padding: var(--space-sm) var(--space-md); border: 1px solid var(--error); border-radius: var(--radius-sm); background: var(--error-1); }

.cfg-empty-state {
  min-height: 12rem;
  padding: var(--space-xl);
  display: grid;
  place-items: center;
  align-content: center;
  gap: var(--space-xs);
  grid-column: 1 / -1;
  border: 1px dashed var(--mineral-4);
  border-radius: var(--radius);
  background: var(--mineral-1);
  text-align: center;
}
.cfg-empty-state strong { font-size: var(--text-base); }
.cfg-empty-state span { color: var(--muted); font-size: var(--text-sm); }
.cfg-empty-state button {
  min-height: 2.75rem;
  margin-top: var(--space-sm);
  padding: var(--space-xs) var(--space-md);
  border: 1px solid var(--copper-5);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--copper-7);
  font-weight: 700;
  cursor: pointer;
}

.cfg-nav {
  position: fixed;
  inset: auto 0 0;
  z-index: var(--z-nav);
  padding: var(--space-sm) max(var(--space-xl), env(safe-area-inset-right)) max(var(--space-sm), env(safe-area-inset-bottom)) max(var(--space-xl), env(safe-area-inset-left));
  border-top: 1px solid var(--border);
  background: var(--mineral-0);
  box-shadow: 0 -.5rem 1.5rem oklch(20% .014 58 / 5%);
}
.cfg-nav-inner {
  width: min(100%, 90rem);
  max-width: none;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(12rem, 20rem);
  align-items: center;
  gap: var(--space-sm);
}
.cfg-nav-context { min-width: 0; display: grid; gap: .125rem; }
.cfg-nav-context span { color: var(--muted); font-size: .625rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }
.cfg-nav-context strong { overflow: hidden; color: var(--text); font-size: var(--text-sm); font-weight: 650; text-overflow: ellipsis; white-space: nowrap; }
.btn {
  min-height: 3rem;
  padding: .75rem var(--space-lg);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform 100ms var(--ease-out);
}
.btn-back { min-width: 8rem; border: 1px solid var(--mineral-4); background: transparent; color: var(--mineral-7); }
.btn-next, .btn-submit { min-width: 12rem; border: 1px solid var(--copper-6); background: var(--copper-6); color: var(--mineral-0); }
.btn-next::after { content: "→"; margin-left: var(--space-sm); }
.btn-back::before { content: "←"; margin-right: var(--space-sm); }
.btn-next.btn--incomplete {
  opacity: 1;
  border-color: var(--mineral-4);
  background: var(--mineral-3);
  color: var(--mineral-5);
}
.btn:disabled { cursor: wait; opacity: .72; }

.cfg-success { max-width: 42rem; margin: 0 auto; padding: var(--space-3xl) var(--space-xl) var(--space-xl); }
.cfg-success-icon {
  width: 4rem;
  height: 4rem;
  margin: 0 auto var(--space-lg);
  display: grid;
  place-items: center;
  border: 1px solid oklch(72% .07 152);
  border-radius: 50%;
  background: var(--success-1);
  color: var(--success-6);
  font-size: 1.75rem;
}
.cfg-success h2 { margin-bottom: var(--space-sm); color: var(--text); font-size: var(--text-xl); letter-spacing: -.035em; }
.cfg-success p { color: var(--muted); font-size: var(--text-base); line-height: 1.6; }
.cfg-success-brand { margin-top: var(--space-xl); color: var(--text); font-size: var(--text-sm); letter-spacing: 0; }
.btn-print { min-height: 2.75rem; margin-top: var(--space-lg); border: 1px solid var(--mineral-4); border-radius: var(--radius-sm); background: transparent; color: var(--text); }
.cfg-success-summary { max-width: 42rem; margin: 0 auto; padding: var(--space-xl); border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }

@media (hover: hover) {
  .cfg-cat-card:hover, .cfg-art-card:hover { border-color: var(--copper-3); box-shadow: none; transform: translateY(-2px); }
  .cfg-cat-card:hover .c-arrow { color: var(--copper-6); transform: translateX(.2rem); }
  .cfg-pill:hover { border-color: var(--copper-3); background: var(--mineral-1); color: var(--text); }
  .btn-back:hover { border-color: var(--mineral-7); color: var(--text); }
  .btn-next:hover, .btn-submit:hover { border-color: var(--copper-7); background: var(--copper-7); }
  .btn-next.btn--incomplete:hover { border-color: var(--mineral-4); background: var(--mineral-3); color: var(--mineral-5); }
}

@media (max-width: 70rem) {
  .cfg-header-context > span { min-width: 6.5rem; padding-inline: var(--space-md); }
  .cfg-config-layout { grid-template-columns: minmax(20rem, 1fr) minmax(23rem, 1fr); }
  .cfg-workbench-stage { min-height: 22rem; }
  .cfg-static-preview { min-height: 18rem; }
}

@media (max-width: 56rem) {
  .cfg-header-context { display: none; }
  .cfg-steps { padding-inline: var(--space-md); }
  .cfg-step { grid-template-columns: 2rem 1fr; }
  .cfg-step::before { inset-inline: calc(50% + 1.2rem) calc(-50% + 1.2rem); }
  .cfg-step .lbl { width: auto; }
  .cfg-body { padding-inline: var(--space-lg); }
  .cfg-config-layout, .cfg-review-layout { grid-template-columns: 1fr; }
  .cfg-workbench-sticky { position: relative; top: auto; }
  .cfg-workbench-stage { min-height: 20rem; }
  .cfg-workbench .cfg-text-preview, .cfg-static-preview { min-height: 17rem; }
  .cfg-config-form { padding: var(--space-lg); }
  .cfg-review-layout .cfg-summary { order: 1; }
  .cfg-contact-panel { order: 2; }
}

@media (max-width: 40rem) {
  .cfg-header { min-height: 3.75rem; padding-inline: var(--space-md); }
  .cfg-header-inner { min-height: 3.75rem; }
  .cfg-header-sub { display: none; }
  .cfg-progress { top: 3.75rem; }
  .cfg-steps { min-height: 3.75rem; padding-inline: var(--space-xs); }
  .cfg-step {
    min-height: 3.75rem;
    padding: var(--space-xs);
    grid-template-columns: 1fr;
    justify-items: center;
    gap: .125rem;
    text-align: center;
  }
  .cfg-step::before { inset-inline: calc(50% + 1rem) calc(-50% + 1rem); top: 1.375rem; }
  .cfg-step .num { width: 1.75rem; height: 1.75rem; }
  .cfg-step .lbl { width: 100%; padding: 0; font-size: .625rem; text-align: center; }
  .cfg-body { padding: var(--space-lg) var(--space-md) 7.75rem; }
  .cfg-title { font-size: 1.5rem; }
  .cfg-grid--cat { grid-template-columns: 1fr; }
  .cfg-cat-card { min-height: 6.25rem; padding: var(--space-md); }
  .cfg-grid--art { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-xs); }
  .cfg-art-thumb { min-height: 7.5rem; }
  .cfg-art-info { min-height: 4.5rem; padding: var(--space-sm); }
  .cfg-art-info .a-label { font-size: var(--text-xs); }
  .cfg-material-group, .cfg-row { grid-template-columns: 1fr; }
  .cfg-workbench-heading { min-height: 4.5rem; padding: var(--space-sm) var(--space-md); }
  .cfg-workbench-stage { min-height: 15rem; padding: var(--space-sm); background-size: 1.5rem 1.5rem; }
  .cfg-workbench .cfg-text-preview, .cfg-static-preview { min-height: 13rem; }
  .cfg-workbench .cfg-text-preview { padding: var(--space-sm); }
  .cfg-workbench .cfg-text-preview-render,
  .cfg-summary .cfg-text-preview-render {
    min-height: 10rem;
    padding: var(--space-sm);
    font-size: clamp(1.05rem, 4.8vw, 1.35rem);
    line-height: 1.9;
  }
  .cfg-workbench .cfg-text-preview-render .prev-line,
  .cfg-summary .cfg-text-preview-render .prev-line { line-height: 1.9; }
  .cfg-workbench-summary > div { padding: var(--space-sm) var(--space-md); }
  .cfg-config-form, .cfg-contact-panel, .cfg-summary { padding: var(--space-md); }
  .cfg-finitura-box { padding: var(--space-md); }
  .cfg-pill { min-height: 2.875rem; }
  .cfg-nav { padding: var(--space-xs) var(--space-md) max(var(--space-xs), env(safe-area-inset-bottom)); }
  .cfg-nav-inner { grid-template-columns: auto 1fr; }
  .cfg-nav-context { display: none; }
  .btn { min-height: 3.25rem; padding-inline: var(--space-md); }
  .btn-back { min-width: 0; }
  .btn-next, .btn-submit { min-width: 0; width: 100%; }
  .cfg-success { padding: var(--space-2xl) var(--space-md) var(--space-xl); }
}

@media (max-width: 24rem) {
  .cfg-step .lbl { display: none; }
  .cfg-step::after { content: attr(data-short); color: var(--muted); font-size: .5625rem; font-weight: 650; }
  .cfg-step.active::after, .cfg-step.done::after { color: currentColor; }
  .cfg-grid--art { grid-template-columns: 1fr; }
}

@media (pointer: coarse) {
  .cfg-cat-card, .cfg-art-card, .cfg-pill, .btn, .cfg-summary-header button, .cfg-empty-state button { min-height: 2.75rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}

@media print {
  .cfg-header, .cfg-progress, .cfg-nav, #mini-summary, .cfg-panel-heading, .cfg-contact-panel { display: none !important; }
  body { background: var(--mineral-0); }
  .cfg-body { width: 100%; padding: 0; }
  .cfg-summary, .cfg-success-summary { border: 0; padding: 0; }
}