:root {
  color-scheme: light;
  --ink: #17212d;
  --muted: #657180;
  --line: #dce2e8;
  --soft: #f3f6f8;
  --brand: #2f7db1;
  --brand-dark: #235d86;
  --accent: #f0a34a;
  --success: #217a55;
  --white: #ffffff;
  --shadow: 0 18px 55px rgb(23 33 45 / 12%);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: Manrope, system-ui, sans-serif;
  line-height: 1.55;
}

body.menu-open {
  overflow: hidden;
}

a {
  color: inherit;
}

button,
input,
select {
  font: inherit;
}

button,
label,
select,
input[type="range"] {
  -webkit-tap-highlight-color: transparent;
}

:where(a, button, input, select):focus-visible {
  outline: 3px solid var(--brand);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 1000001;
  top: 0.75rem;
  left: 0.75rem;
  transform: translateY(-160%);
  border-radius: 0.6rem;
  background: var(--white);
  padding: 0.75rem 1rem;
  font-weight: 800;
  box-shadow: var(--shadow);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid rgb(220 226 232 / 88%);
  background: rgb(255 255 255 / 92%);
  backdrop-filter: blur(14px);
}

.header-inner,
.section-inner,
.site-footer__inner {
  width: min(1180px, calc(100% - 2rem));
  margin-inline: auto;
}

.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 0.75rem;
  background: var(--ink);
  color: var(--white);
  font-weight: 900;
  letter-spacing: -0.05em;
}

.brand-text {
  display: grid;
  line-height: 1.08;
}

.brand-text strong {
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

.brand-text span {
  color: var(--muted);
  font-size: 0.72rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.main-nav a {
  color: #344152;
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: var(--brand-dark);
}

.header-phone {
  font-size: 0.9rem;
  font-weight: 800;
  text-decoration: none;
}

.menu-toggle {
  width: 44px;
  height: 44px;
  display: none;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 0.65rem;
  background: var(--white);
  color: var(--ink);
  cursor: pointer;
}

.menu-toggle span,
.menu-toggle::before,
.menu-toggle::after {
  width: 20px;
  height: 2px;
  display: block;
  background: currentColor;
  content: "";
}

.menu-toggle span {
  margin-block: 4px;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(4.75rem, 9vw, 8rem) 0 clamp(4rem, 8vw, 7rem);
  background:
    radial-gradient(circle at 82% 16%, rgb(47 125 177 / 22%), transparent 31%),
    linear-gradient(135deg, #f9fafb 0%, #eef3f6 100%);
}

.hero::after {
  position: absolute;
  right: -10vw;
  bottom: -24vw;
  width: 48vw;
  height: 48vw;
  border: 1px solid rgb(47 125 177 / 16%);
  border-radius: 50%;
  content: "";
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--brand-dark);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.hero h1,
.config-hero h1 {
  max-width: 920px;
  margin: 0;
  font-size: clamp(2.45rem, 6vw, 5.6rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.hero-copy {
  max-width: 720px;
  margin: 1.5rem 0 0;
  color: #4f5c6b;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
}

.hero-actions,
.result-actions,
.share-actions,
.viewer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-actions {
  margin-top: 2rem;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  border: 1px solid transparent;
  border-radius: 0.68rem;
  padding: 0.78rem 1.08rem;
  font-weight: 850;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}

.button--primary {
  background: var(--brand);
  color: var(--white);
  box-shadow: 0 10px 25px rgb(47 125 177 / 23%);
}

.button--primary:hover {
  background: var(--brand-dark);
}

.button--dark {
  background: var(--ink);
  color: var(--white);
}

.button--secondary {
  border-color: var(--line);
  background: var(--white);
  color: var(--ink);
}

.button--ghost {
  border-color: rgb(255 255 255 / 32%);
  background: rgb(255 255 255 / 9%);
  color: var(--white);
}

.button[disabled] {
  cursor: not-allowed;
  opacity: 0.5;
}

.benefits {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 3rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--line);
}

.benefit {
  background: rgb(255 255 255 / 88%);
  padding: 1rem 1.1rem;
}

.benefit strong,
.benefit span {
  display: block;
}

.benefit span {
  margin-top: 0.2rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.section {
  padding: clamp(4rem, 7vw, 7rem) 0;
}

.section--soft {
  background: var(--soft);
}

.section--dark {
  background: var(--ink);
  color: var(--white);
}

.section-head {
  max-width: 780px;
  margin-bottom: 2rem;
}

.section-head h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.8rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.section-head p:not(.eyebrow) {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 1.04rem;
}

.section--dark .section-head p:not(.eyebrow) {
  color: #b7c1cd;
}

.wizard {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 290px;
  gap: 1.25rem;
  align-items: start;
}

.wizard-card,
.summary-card,
.compare-card,
.result-card,
.config-card,
.viewer-card {
  border: 1px solid var(--line);
  border-radius: 1.1rem;
  background: var(--white);
  box-shadow: 0 12px 35px rgb(23 33 45 / 7%);
}

.wizard-card {
  padding: clamp(1.25rem, 3vw, 2rem);
}

.wizard-progress {
  height: 7px;
  overflow: hidden;
  border-radius: 99px;
  background: #e8edf1;
}

.wizard-progress span {
  width: 20%;
  height: 100%;
  display: block;
  border-radius: inherit;
  background: var(--brand);
  transition: width 220ms ease;
}

.wizard-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin: 0.8rem 0 1.5rem;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.question-panel[hidden] {
  display: none;
}

.question-panel,
.config-group {
  min-width: 0;
  margin: 0;
  border: 0;
  padding-inline: 0;
}

.config-group legend {
  margin-bottom: 0.7rem;
  font-size: 0.84rem;
  font-weight: 800;
}

.question-panel h3 {
  margin: 0;
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.15;
}

.question-hint {
  margin: 0.65rem 0 1.25rem;
  color: var(--muted);
}

.answer-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.answer-option {
  position: relative;
  display: block;
}

.answer-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.answer-option span {
  min-height: 94px;
  display: grid;
  align-content: center;
  gap: 0.25rem;
  border: 1px solid var(--line);
  border-radius: 0.85rem;
  background: #fbfcfd;
  padding: 1rem;
  cursor: pointer;
  transition: border-color 140ms ease, background 140ms ease, transform 140ms ease;
}

.answer-option span strong {
  font-size: 0.96rem;
}

.answer-option span small {
  color: var(--muted);
}

.answer-option input:checked + span {
  border-color: var(--brand);
  background: #edf6fb;
  box-shadow: 0 0 0 1px var(--brand);
}

.answer-option input:focus-visible + span {
  outline: 3px solid var(--brand);
  outline-offset: 3px;
}

.dimension-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field label,
.field > span {
  font-size: 0.84rem;
  font-weight: 800;
}

.field input[type="number"],
.field select,
.share-field {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 0.65rem;
  background: var(--white);
  color: var(--ink);
  padding: 0.7rem 0.8rem;
}

.wizard-actions {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.summary-card {
  position: sticky;
  top: 96px;
  padding: 1.25rem;
}

.summary-card h3 {
  margin: 0 0 1rem;
  font-size: 1rem;
}

.summary-list {
  display: grid;
  gap: 0.8rem;
  margin: 0;
}

.summary-list div {
  display: grid;
  gap: 0.1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid #edf0f3;
}

.summary-list dt {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
}

.summary-list dd {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 800;
}

.result-wrap[hidden] {
  display: none;
}

.result-card {
  overflow: hidden;
}

.result-main {
  display: grid;
  grid-template-columns: 1fr minmax(260px, 0.5fr);
}

.result-copy {
  padding: clamp(1.5rem, 4vw, 2.6rem);
}

.result-badge {
  display: inline-flex;
  border-radius: 99px;
  background: #ddf4e8;
  color: var(--success);
  padding: 0.4rem 0.7rem;
  font-size: 0.75rem;
  font-weight: 900;
  text-transform: uppercase;
}

.result-copy h3 {
  margin: 1rem 0 0.8rem;
  font-size: clamp(1.9rem, 4vw, 3.4rem);
  line-height: 1.02;
  letter-spacing: -0.045em;
}

.result-copy > p {
  color: var(--muted);
}

.result-price {
  margin: 1.2rem 0;
  font-size: 1.5rem;
  font-weight: 900;
}

.result-price small {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 600;
}

.result-visual {
  min-height: 330px;
  display: grid;
  place-items: center;
  background:
    linear-gradient(rgb(23 33 45 / 15%), rgb(23 33 45 / 42%)),
    var(--result-image, url("/assets/images/industrial-sectional-door.webp")) center / cover;
}

.result-score {
  width: 130px;
  height: 130px;
  display: grid;
  place-items: center;
  border: 8px solid rgb(255 255 255 / 55%);
  border-radius: 50%;
  background: rgb(23 33 45 / 72%);
  color: var(--white);
  font-size: 2rem;
  font-weight: 900;
  backdrop-filter: blur(8px);
}

.alternatives {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.alternative-card {
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  background: var(--white);
  padding: 1rem;
}

.alternative-card strong,
.alternative-card span {
  display: block;
}

.alternative-card span {
  margin-top: 0.25rem;
  color: var(--muted);
  font-size: 0.84rem;
}

.compare-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 1rem;
}

.compare-toggle {
  position: relative;
}

.compare-toggle input {
  position: absolute;
  opacity: 0;
}

.compare-toggle span {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 99px;
  background: var(--white);
  padding: 0.55rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 800;
  cursor: pointer;
}

.compare-toggle input:checked + span {
  border-color: var(--brand);
  background: var(--brand);
  color: var(--white);
}

.compare-scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--white);
}

.compare-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
}

.compare-table th,
.compare-table td {
  border-bottom: 1px solid var(--line);
  padding: 1rem;
  text-align: left;
  vertical-align: top;
}

.compare-table thead th {
  background: #f7f9fa;
  font-size: 0.86rem;
}

.compare-table tbody th {
  width: 180px;
  color: var(--muted);
  font-size: 0.82rem;
}

.compare-table tr:last-child th,
.compare-table tr:last-child td {
  border-bottom: 0;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.proof-card {
  border: 1px solid rgb(255 255 255 / 12%);
  border-radius: 1rem;
  background: rgb(255 255 255 / 5%);
  padding: 1.25rem;
}

.proof-card strong {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 1.05rem;
}

.proof-card p {
  margin: 0;
  color: #b7c1cd;
  font-size: 0.9rem;
}

.config-hero {
  padding: 4.5rem 0 3rem;
  background: var(--soft);
}

.config-hero h1 {
  font-size: clamp(2.4rem, 5vw, 4.6rem);
}

.config-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 350px;
  gap: 1rem;
  align-items: start;
}

.viewer-card {
  position: sticky;
  top: 94px;
  overflow: hidden;
}

.viewer-shell {
  position: relative;
  height: min(72vh, 720px);
  min-height: 520px;
  background:
    radial-gradient(circle at 50% 34%, #edf4f8 0%, #dae4ea 52%, #bdc9d0 100%);
}

.viewer-shell canvas {
  position: absolute;
  z-index: 1;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
  pointer-events: auto;
}

.viewer-poster {
  position: absolute;
  z-index: 3;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 1rem;
  padding: 2rem;
  text-align: center;
}

.viewer-poster[hidden],
.viewer-shell.is-loaded .viewer-poster {
  display: none !important;
  pointer-events: none !important;
}

.poster-gate {
  width: min(420px, 78vw);
  aspect-ratio: 1.3;
  display: grid;
  grid-template-rows: repeat(6, 1fr);
  gap: 4px;
  border: 18px solid #263444;
  border-top-width: 24px;
  background: #263444;
  box-shadow: 0 30px 55px rgb(23 33 45 / 24%);
}

.poster-gate span {
  background: #cfd7dd;
}

.viewer-poster p {
  margin: 0;
  color: #4f5c6b;
}

.viewer-loader {
  position: absolute;
  z-index: 2;
  inset: 0;
  display: none;
  place-items: center;
  background: rgb(237 244 248 / 92%);
  font-weight: 800;
}

.viewer-loader.is-visible {
  display: grid;
}

.viewer-toolbar {
  position: absolute;
  z-index: 2;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.6rem;
  pointer-events: none;
}

.viewer-toolbar > * {
  pointer-events: auto;
}

.viewer-actions {
  border-radius: 0.75rem;
  background: rgb(255 255 255 / 88%);
  padding: 0.45rem;
  box-shadow: 0 8px 24px rgb(23 33 45 / 18%);
  backdrop-filter: blur(12px);
}

.viewer-actions .button {
  min-height: 40px;
  padding: 0.58rem 0.78rem;
  font-size: 0.78rem;
}

.viewer-status {
  align-self: center;
  border-radius: 99px;
  background: rgb(23 33 45 / 78%);
  color: var(--white);
  padding: 0.55rem 0.8rem;
  font-size: 0.76rem;
  font-weight: 800;
  backdrop-filter: blur(10px);
}

.config-card {
  padding: 1.2rem;
}

.config-card h2 {
  margin: 0 0 1rem;
  font-size: 1.35rem;
}

.config-group {
  display: grid;
  gap: 0.8rem;
  padding: 1rem 0;
  border-top: 1px solid var(--line);
}

.config-group:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.range-head {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.82rem;
  font-weight: 800;
}

.range-head output {
  color: var(--brand-dark);
}

input[type="range"] {
  width: 100%;
  accent-color: var(--brand);
}

.color-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.color-option {
  position: relative;
}

.color-option input {
  position: absolute;
  opacity: 0;
}

.color-option span {
  width: 34px;
  height: 34px;
  display: block;
  border: 3px solid var(--white);
  border-radius: 50%;
  background: var(--swatch);
  box-shadow: 0 0 0 1px #aab4bf;
  cursor: pointer;
}

.color-option input:checked + span {
  box-shadow: 0 0 0 3px var(--brand);
}

.check-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
}

.check-option {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  border: 1px solid var(--line);
  border-radius: 0.65rem;
  padding: 0.65rem;
  font-size: 0.8rem;
  font-weight: 700;
}

.check-option input {
  margin: 0.2rem 0 0;
  accent-color: var(--brand);
}

.price-box {
  border-radius: 0.8rem;
  background: var(--ink);
  color: var(--white);
  padding: 1rem;
}

.price-box span,
.price-box small {
  display: block;
  color: #bac4cf;
}

.price-box strong {
  display: block;
  margin: 0.2rem 0;
  font-size: 1.75rem;
}

.mechanism-notes {
  display: grid;
  gap: 0.6rem;
  margin-top: 1rem;
}

.mechanism-note {
  border: 1px solid var(--line);
  border-radius: 0.7rem;
  background: var(--white);
  padding: 0.8rem;
}

.mechanism-note strong,
.mechanism-note span {
  display: block;
}

.mechanism-note span {
  margin-top: 0.2rem;
  color: var(--muted);
  font-size: 0.78rem;
}

.share-panel {
  margin-top: 1rem;
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.share-panel[hidden] {
  display: none;
}

.share-panel p {
  margin: 0 0 0.55rem;
  color: var(--success);
  font-size: 0.82rem;
  font-weight: 800;
}

.engineering-note {
  margin-top: 1rem;
  border-left: 4px solid var(--accent);
  background: #fff7e8;
  padding: 0.85rem 1rem;
  color: #6f5633;
  font-size: 0.8rem;
}

.site-footer {
  padding: 2.5rem 0;
  background: #111923;
  color: var(--white);
}

.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.25rem;
}

.site-footer p {
  margin: 0.35rem 0 0;
  color: #9eabb8;
  font-size: 0.82rem;
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.site-footer__links a {
  color: #c7d0d9;
  font-size: 0.82rem;
}

.toast {
  position: fixed;
  z-index: 1000;
  right: 1rem;
  bottom: 1rem;
  max-width: min(380px, calc(100vw - 2rem));
  transform: translateY(140%);
  border-radius: 0.75rem;
  background: var(--ink);
  color: var(--white);
  padding: 0.85rem 1rem;
  box-shadow: var(--shadow);
  transition: transform 180ms ease;
}

.toast.is-visible {
  transform: translateY(0);
}

@media (max-width: 980px) {
  .main-nav,
  .header-phone {
    display: none;
  }

  .menu-toggle {
    display: grid;
  }

  body.menu-open .site-header {
    position: static;
    z-index: 999999;
    transform: none;
    filter: none;
    backdrop-filter: none;
  }

  .main-nav.is-open {
    position: fixed;
    z-index: 999999;
    inset: 0;
    width: 100vw;
    height: 100dvh;
    display: grid;
    align-content: center;
    gap: 1rem;
    background: var(--ink);
    padding: 5rem 2rem 2rem;
  }

  .main-nav.is-open a {
    color: var(--white);
    font-size: clamp(1.3rem, 5vw, 2rem);
  }

  .menu-toggle[aria-expanded="true"] {
    position: fixed;
    z-index: 1000000;
    top: 1rem;
    right: 1rem;
    border-color: rgb(255 255 255 / 25%);
    background: rgb(255 255 255 / 10%);
    color: var(--white);
  }

  .wizard,
  .config-layout {
    grid-template-columns: 1fr;
  }

  .summary-card,
  .viewer-card {
    position: static;
  }

  .summary-card {
    order: -1;
  }

  .proof-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .header-inner,
  .section-inner,
  .site-footer__inner {
    width: min(100% - 1.25rem, 1180px);
  }

  .brand-text span {
    display: none;
  }

  .hero {
    padding-top: 3.8rem;
  }

  .hero h1 {
    font-size: clamp(2.35rem, 13vw, 4rem);
  }

  .benefits,
  .answer-grid,
  .dimension-grid,
  .result-main,
  .alternatives {
    grid-template-columns: 1fr;
  }

  .benefits {
    gap: 1px;
  }

  .result-visual {
    min-height: 250px;
  }

  .viewer-shell {
    height: 58vh;
    min-height: 440px;
  }

  .viewer-toolbar {
    align-items: flex-start;
  }

  .viewer-status {
    order: -1;
  }

  .check-grid {
    grid-template-columns: 1fr;
  }

}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* Configurator v6 */
.config-hero--v6 {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(118deg, rgb(10 24 37 / 96%), rgb(25 59 82 / 90%)),
    url("/assets/images/sectional-door-hardware.webp") center 46% / cover;
  color: #fff;
}

.config-hero--v6::after {
  position: absolute;
  inset: -40% -5% auto auto;
  width: 34rem;
  height: 34rem;
  border: 1px solid rgb(134 208 255 / 18%);
  border-radius: 50%;
  box-shadow: 0 0 0 5rem rgb(134 208 255 / 3%), 0 0 0 10rem rgb(134 208 255 / 2%);
  content: "";
}

.config-hero--v6 .eyebrow {
  color: #8dd5ff;
}

.config-hero--v6 .hero-copy {
  color: rgb(236 247 255 / 75%);
}

.config-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 0.32fr);
  align-items: end;
  gap: 3rem;
}

.config-feature-list {
  display: grid;
  gap: 0.6rem;
}

.config-feature-list span {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  border: 1px solid rgb(255 255 255 / 14%);
  border-radius: 0.7rem;
  background: rgb(255 255 255 / 7%);
  padding: 0.7rem 0.8rem;
  font-size: 0.76rem;
  font-weight: 800;
  backdrop-filter: blur(12px);
}

.config-feature-list span::before {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: #65c79a;
  box-shadow: 0 0 0 0.22rem rgb(101 199 154 / 15%);
  content: "";
}

.config-workspace {
  padding-block: 1.25rem 4.5rem;
}

.config-layout--v6 {
  grid-template-columns: minmax(0, 1fr) 390px;
  gap: 1.15rem;
}

.viewer-card--v6 {
  overflow: visible;
}

.viewer-shell--advanced {
  overflow: hidden;
  height: min(76vh, 760px);
  min-height: 600px;
  border: 1px solid #cfd9df;
  border-radius: 1rem;
  background:
    radial-gradient(circle at 52% 34%, #edf4f7 0%, #d5e0e6 49%, #aebcc5 100%);
  box-shadow: 0 24px 55px rgb(20 40 55 / 13%);
}

.viewer-shell--advanced:fullscreen {
  width: 100vw;
  height: 100vh;
  min-height: 100vh;
  border: 0;
  border-radius: 0;
}

.viewer-poster--v6 {
  background:
    radial-gradient(circle at 50% 40%, rgb(255 255 255 / 82%), transparent 43%),
    linear-gradient(145deg, #e9f0f4, #becbd3);
}

.poster-scene {
  width: min(560px, 75vw);
  perspective: 900px;
}

.poster-wall {
  display: grid;
  place-items: center;
  aspect-ratio: 1.52;
  border: 1px solid rgb(38 52 68 / 14%);
  background: linear-gradient(135deg, #e2e5e6, #bdc4c7);
  box-shadow: 0 28px 65px rgb(22 38 50 / 22%);
  transform: rotateX(3deg) rotateY(-9deg);
}

.poster-wall .poster-gate {
  width: 70%;
  border-width: 14px;
  border-top-width: 20px;
  box-shadow: 18px 20px 34px rgb(23 33 45 / 19%);
}

.viewer-hud {
  position: absolute;
  z-index: 4;
  top: 1rem;
  left: 1rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgb(255 255 255 / 35%);
  border-radius: 0.8rem;
  background: rgb(16 34 47 / 77%);
  color: #fff;
  box-shadow: 0 12px 28px rgb(17 32 44 / 18%);
  backdrop-filter: blur(12px);
}

.viewer-hud > div {
  min-width: 126px;
  display: grid;
  background: rgb(255 255 255 / 4%);
  padding: 0.52rem 0.68rem;
}

.viewer-hud small {
  color: rgb(255 255 255 / 56%);
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.viewer-hud strong {
  overflow: hidden;
  font-size: 0.72rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.view-presets {
  position: absolute;
  z-index: 4;
  top: 1rem;
  right: 1rem;
  display: flex;
  overflow: hidden;
  border: 1px solid rgb(255 255 255 / 46%);
  border-radius: 999px;
  background: rgb(255 255 255 / 84%);
  box-shadow: 0 8px 22px rgb(18 35 48 / 14%);
  backdrop-filter: blur(12px);
}

.view-presets button {
  border: 0;
  border-right: 1px solid #d9e1e6;
  background: transparent;
  color: #425463;
  padding: 0.5rem 0.68rem;
  font-size: 0.66rem;
  font-weight: 850;
  cursor: pointer;
}

.view-presets button:last-child {
  border-right: 0;
}

.view-presets button[aria-pressed="true"] {
  background: #1d5f89;
  color: #fff;
}

.viewer-toolbar--v6 {
  align-items: flex-end;
}

.viewer-actions--secondary {
  display: flex;
  align-items: center;
}

.icon-action {
  min-height: 36px;
  border: 0;
  border-radius: 0.5rem;
  background: transparent;
  color: #304657;
  padding: 0.45rem 0.58rem;
  font-size: 0.68rem;
  font-weight: 900;
  cursor: pointer;
}

.icon-action:hover,
.icon-action[aria-pressed="true"] {
  background: #1f668f;
  color: #fff;
}

.dimension-overlay {
  position: absolute;
  z-index: 3;
  inset: 0;
  pointer-events: none;
}

.dimension-line {
  position: absolute;
  display: flex;
  align-items: center;
  color: #1d5f89;
  filter: drop-shadow(0 1px 1px rgb(255 255 255 / 85%));
}

.dimension-line i {
  position: relative;
  display: block;
  border: 0 solid currentColor;
}

.dimension-line i::before,
.dimension-line i::after {
  position: absolute;
  background: currentColor;
  content: "";
}

.dimension-line b {
  border-radius: 999px;
  background: rgb(255 255 255 / 88%);
  padding: 0.28rem 0.46rem;
  font-size: 0.63rem;
  box-shadow: 0 5px 14px rgb(20 43 59 / 12%);
}

.dimension-line--width {
  right: 20%;
  bottom: 17%;
  left: 20%;
  justify-content: center;
}

.dimension-line--width i {
  position: absolute;
  width: 100%;
  border-top-width: 1px;
}

.dimension-line--width i::before,
.dimension-line--width i::after {
  top: -5px;
  width: 1px;
  height: 10px;
}

.dimension-line--width i::before { left: 0; }
.dimension-line--width i::after { right: 0; }

.dimension-line--height {
  top: 25%;
  bottom: 20%;
  left: 15%;
  flex-direction: column;
  justify-content: center;
}

.dimension-line--height i {
  position: absolute;
  height: 100%;
  border-left-width: 1px;
}

.dimension-line--height i::before,
.dimension-line--height i::after {
  left: -5px;
  width: 10px;
  height: 1px;
}

.dimension-line--height i::before { top: 0; }
.dimension-line--height i::after { bottom: 0; }

.dimension-line--headroom {
  top: 17%;
  right: 19%;
  flex-direction: column;
}

.dimension-line--headroom i {
  height: 56px;
  border-left-width: 1px;
}

.mechanism-notes--v6 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.mechanism-notes--v6 .mechanism-note {
  position: relative;
  min-height: 126px;
  border-radius: 0.9rem;
  padding: 0.85rem;
}

.mechanism-notes--v6 .note-index {
  margin: 0 0 0.65rem;
  color: #2f7db1;
  font-size: 0.62rem;
  font-weight: 900;
}

.mechanism-notes--v6 .mechanism-note > span:last-child {
  line-height: 1.45;
}

/* Configurator v7: richer viewport and independent wicket controls */
.viewer-shell--advanced::after {
  position: absolute;
  z-index: 1;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(180deg, rgb(255 255 255 / 7%), transparent 28%, rgb(5 24 35 / 7%));
  pointer-events: none;
  content: "";
}

.viewer-shell--advanced canvas {
  filter: saturate(1.04) contrast(1.015);
}

#toggle-wicket {
  border-color: #b47d1f;
  color: #6f4a0a;
  background: #fff5df;
}

#toggle-wicket:hover {
  color: #fff;
  background: #a66f14;
}

#toggle-wicket[hidden],
.wicket-settings[hidden],
.dimension-line[hidden] {
  display: none !important;
}

.wicket-settings {
  margin-top: 0.75rem;
  border: 1px solid #d8e2e7;
  border-radius: 0.75rem;
  background: linear-gradient(135deg, #f7fafb, #eef5f7);
  padding: 0.8rem;
}

.config-card--v6 {
  border: 1px solid #d7e0e6;
  border-radius: 1rem;
  background: #fff;
  box-shadow: 0 20px 48px rgb(20 40 55 / 10%);
}

.config-card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.8rem;
  margin-bottom: 0.9rem;
}

.config-card--v6 .step-kicker {
  margin: 0;
  color: #577084;
  font-size: 0.62rem;
  font-weight: 900;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.config-sync {
  border-radius: 999px;
  background: #eaf7f0;
  color: #247652;
  padding: 0.3rem 0.5rem;
  font-size: 0.6rem;
  font-weight: 900;
  white-space: nowrap;
}

.config-card--v6 .field {
  display: grid;
  gap: 0.35rem;
  color: #394c5d;
  font-size: 0.74rem;
  font-weight: 800;
}

.config-card--v6 .field input[type="number"],
.config-card--v6 .field select {
  width: 100%;
  min-height: 43px;
  border: 1px solid #cfd9e0;
  border-radius: 0.65rem;
  background: #fff;
  color: #17212d;
  padding: 0.6rem 0.7rem;
  font-weight: 700;
}

.config-card--v6 .field small {
  color: #70808d;
  font-size: 0.62rem;
  line-height: 1.4;
}

.measurement-inputs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.55rem;
}

#lift-inputs {
  grid-template-columns: minmax(0, 0.75fr) minmax(0, 1.25fr);
}

.field--wide {
  min-width: 0;
}

.check-grid--v6 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.check-option:has(input:checked) {
  border-color: #6ea5c8;
  background: #f2f9fd;
}

.price-box--exact {
  display: grid;
  gap: 0.65rem;
  background:
    radial-gradient(circle at 100% 0, rgb(73 158 209 / 24%), transparent 45%),
    #172b3a;
}

.price-box--exact > div:first-child {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
}

.price-box--exact strong {
  margin: 0;
  font-size: 1.55rem;
  text-align: right;
}

.price-cell {
  border-top: 1px solid rgb(255 255 255 / 13%);
  color: #9eb2c1;
  padding-top: 0.55rem;
  font-size: 0.66rem;
}

.config-actions--v6 {
  gap: 0.55rem;
}

.config-actions--v6 .button {
  width: 100%;
}

@media (max-width: 1120px) {
  .config-layout--v6 {
    grid-template-columns: 1fr;
  }

  .viewer-card--v6 {
    position: static;
  }

  .config-card--v6 {
    max-width: 760px;
    margin-inline: auto;
  }
}

@media (max-width: 820px) {
  .viewer-shell canvas {
    touch-action: pan-y;
  }

  .config-hero__grid,
  .mechanism-notes--v6 {
    grid-template-columns: 1fr 1fr;
  }

  .config-feature-list {
    grid-column: 1 / -1;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .viewer-hud {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .view-presets {
    top: auto;
    right: 0.7rem;
    bottom: 7.5rem;
  }
}

@media (max-width: 620px) {
  .config-hero__grid,
  .mechanism-notes--v6,
  .config-feature-list {
    grid-template-columns: 1fr;
  }

  .viewer-shell--advanced {
    height: 68vh;
    min-height: 520px;
  }

  .viewer-hud {
    top: 0.6rem;
    left: 0.6rem;
    right: 0.6rem;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .viewer-hud > div {
    min-width: 0;
    padding: 0.4rem;
  }

  .viewer-hud strong {
    font-size: 0.58rem;
  }

  .view-presets {
    right: 0.55rem;
    left: 0.55rem;
    justify-content: center;
  }

  .viewer-toolbar--v6 {
    right: 0.55rem;
    bottom: 0.55rem;
    left: 0.55rem;
  }

  .viewer-actions--primary,
  .viewer-actions--secondary {
    width: 100%;
    overflow-x: auto;
    flex-wrap: nowrap;
  }

  .viewer-actions--primary .button,
  .icon-action {
    flex: 0 0 auto;
  }

  .viewer-status {
    order: -1;
  }

  .measurement-inputs,
  #lift-inputs,
  .check-grid--v6 {
    grid-template-columns: 1fr;
  }
}

.interactive-photo-note {
  margin: 0;
  padding: 0.75rem max(1rem, calc((100vw - 1180px) / 2));
  border-bottom: 1px solid rgb(255 255 255 / 12%);
  color: rgb(255 255 255 / 68%);
  font-size: 0.75rem;
  line-height: 1.5;
}

.interactive-photo-note a {
  color: #a9d6f2;
  font-weight: 800;
  text-decoration: underline;
}