* {
  box-sizing: border-box;
}

:root {
  --primary: #0d4f8b;
  --primary-dark: #08365f;
  --secondary: #d9e4ef;
  --accent: #5b7c99;
  --light: #f5f8fb;
  --dark: #12202c;
  --white: #ffffff;
  --border: #d7dee6;
  --shadow: 0 14px 34px rgba(7, 38, 66, 0.12);
  --radius: 20px;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--primary);
  text-decoration: none;
}

.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  color: var(--dark);
}

.logo-box {
  width: 62px;
  height: 62px;
  border-radius: 16px;
  background: linear-gradient(145deg, var(--primary), #6790b2);
  color: var(--white);
  display: grid;
  place-items: center;
  font-size: 0.9rem;
  font-weight: 700;
  box-shadow: var(--shadow);
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 700;
}

.brand-subtitle {
  font-size: 0.92rem;
  color: #53708a;
}

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

.site-nav a {
  color: var(--dark);
  font-weight: 700;
  padding: 0.5rem 0.75rem;
  border-radius: 999px;
}

.site-nav a:hover,
.site-nav a.active {
  background: var(--secondary);
  color: var(--primary-dark);
}

.menu-toggle {
  display: none;
  border: 0;
  background: var(--secondary);
  color: var(--primary-dark);
  font-size: 1.4rem;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  cursor: pointer;
}

.hero,
.page-hero {
  background:
    linear-gradient(rgba(7, 35, 62, 0.68), rgba(7, 35, 62, 0.72)),
    linear-gradient(120deg, #89accd 0%, #2f6ea1 50%, #143c67 100%);
  color: var(--white);
}

.hero {
  padding: 5rem 0 4rem;
}

.small-hero {
  padding: 3.5rem 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 2rem;
}

.hero-copy h1,
.page-hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1.1;
}

.lead {
  font-size: 1.1rem;
  max-width: 58ch;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  font-weight: 700;
  opacity: 0.9;
  margin-bottom: 0.8rem;
}

.hero-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 30px;
  padding: 1rem;
  box-shadow: var(--shadow);
}

.hero-actions,
.calculator-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
}

.hero-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.25rem;
}

.hero-highlights span {
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 0.6rem 0.9rem;
  border-radius: 999px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0.8rem 1.2rem;
  border-radius: 14px;
  border: 2px solid transparent;
  font-weight: 700;
  cursor: pointer;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
}

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

.btn-secondary {
  background: transparent;
  border-color: rgba(255,255,255,0.4);
  color: var(--white);
}

.section .btn-secondary,
.side-panel .btn-secondary,
.form-shell .btn-secondary {
  border-color: var(--primary);
  color: var(--primary);
}

.section {
  padding: 4.5rem 0;
}

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

.section-accent {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: var(--white);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 2rem;
}

.section-heading.center {
  text-align: center;
  margin-inline: auto;
}

.light-text p,
.light-text h2 {
  color: var(--white);
}

.cards,
.pricing-grid,
.gallery-grid {
  display: grid;
  gap: 1.25rem;
}

.three-up,
.pricing-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card,
.price-card,
.form-card,
.side-panel,
.result-panel,
.info-box {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card {
  padding: 1.5rem;
}

.price-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.05rem 1.2rem;
}

.calculator-layout,
.form-shell,
.split {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 1.5rem;
  align-items: start;
}

.calculator-form,
.quote-form {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 24px;
  padding: 1.25rem;
}

.form-card {
  padding: 1.5rem;
}

.side-panel,
.result-panel,
.info-box {
  padding: 1.5rem;
}

.result-panel {
  color: var(--dark);
}

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

.field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.field label {
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  padding: 0.95rem 1rem;
  border-radius: 14px;
  border: 1px solid var(--border);
  font: inherit;
  color: var(--dark);
  background: var(--white);
}

textarea {
  resize: vertical;
  min-height: 140px;
}

.result-list {
  margin: 0;
  padding-left: 1.1rem;
}

.result-total {
  margin-top: 1rem;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary-dark);
}

.note {
  font-size: 0.92rem;
  color: #51687c;
}

.steps {
  padding-left: 1.2rem;
}

.site-footer {
  background: #0b1620;
  color: var(--white);
  padding: 3rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.7fr 0.7fr;
  gap: 1.5rem;
}

.site-footer a,
.site-footer span {
  display: block;
  color: rgba(255,255,255,0.9);
  margin: 0.35rem 0;
}

.gallery-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.gallery-item {
  overflow: hidden;
  border-radius: 18px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  transition: transform 0.25s ease;
}

.gallery-item:hover img {
  transform: scale(1.04);
}

.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.84);
  z-index: 2000;
  padding: 2rem;
}

.lightbox.open {
  display: grid;
  place-items: center;
}

.lightbox-image {
  max-width: min(1100px, 92vw);
  max-height: 86vh;
  border-radius: 20px;
}

.lightbox-close {
  position: absolute;
  top: 18px;
  right: 28px;
  color: var(--white);
  font-size: 2.2rem;
  cursor: pointer;
}

.success-box {
  max-width: 720px;
  margin: 3rem auto;
  padding: 2rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: var(--shadow);
  text-align: center;
}

@media (max-width: 980px) {
  .hero-grid,
  .calculator-layout,
  .form-shell,
  .split,
  .footer-grid,
  .three-up,
  .pricing-grid,
  .gallery-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero-grid,
  .calculator-layout,
  .form-shell,
  .split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .menu-toggle {
    display: inline-grid;
    place-items: center;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 83px;
    right: 1rem;
    flex-direction: column;
    align-items: stretch;
    width: min(260px, calc(100vw - 2rem));
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: var(--shadow);
    padding: 0.8rem;
  }

  .site-nav.open {
    display: flex;
  }

  .three-up,
  .pricing-grid,
  .gallery-grid,
  .field-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 3.4rem 0;
  }

  .hero {
    padding-top: 3.5rem;
  }
}


.always-open {
  display: flex !important;
}

.quote-page-body {
  background: #e9f0f6;
}

.quote-wrapper {
  padding: 2rem 0 4rem;
}

.quote-sheet {
  width: min(980px, calc(100% - 2rem));
  margin: 0 auto;
  background: #ffffff;
  border-radius: 24px;
  box-shadow: 0 22px 60px rgba(10, 35, 60, 0.14);
  padding: 2rem;
}

.quote-topbar,
.quote-banner,
.quote-grid,
.quote-footer-card {
  display: grid;
  gap: 1rem;
}

.quote-topbar {
  grid-template-columns: 1fr auto;
  align-items: center;
  padding-bottom: 1.25rem;
  border-bottom: 2px solid #d7dee6;
}

.quote-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.quote-brand h1 {
  margin: 0;
}

.quote-brand p,
.quote-meta div {
  margin: 0.25rem 0;
  color: #4d6478;
}

.quote-banner {
  grid-template-columns: 1fr auto;
  align-items: end;
  padding: 1.5rem 0;
}

.quote-dark-btn {
  color: var(--primary) !important;
}

.quote-card {
  background: #fbfdff;
  border: 1px solid #d7dee6;
  border-radius: 20px;
  padding: 1.25rem;
}

.quote-grid {
  grid-template-columns: 1fr 1fr;
  margin-bottom: 1rem;
}

.quote-pairs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
}

.quote-pairs div {
  padding: 0.9rem;
  background: #ffffff;
  border-radius: 14px;
  border: 1px solid #e3e9ef;
}

.quote-pairs span {
  display: block;
  color: #5d7386;
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
}

.quote-notes {
  margin: 0;
  padding-left: 1.2rem;
}

.quote-table-card {
  margin-bottom: 1rem;
}

.quote-table {
  width: 100%;
  border-collapse: collapse;
}

.quote-table th,
.quote-table td {
  padding: 0.95rem 0.85rem;
  border-bottom: 1px solid #dde5ec;
  text-align: left;
  vertical-align: middle;
}

.quote-table th {
  background: #edf4fa;
  color: #173b5a;
}

.quote-table td:nth-child(2),
.quote-table td:nth-child(3),
.quote-table td:nth-child(4),
.quote-table th:nth-child(2),
.quote-table th:nth-child(3),
.quote-table th:nth-child(4) {
  text-align: center;
}

.quote-total-row td {
  background: #f5f9fc;
}

@media (max-width: 760px) {
  .quote-topbar,
  .quote-banner,
  .quote-grid,
  .quote-pairs {
    grid-template-columns: 1fr;
  }
}

@media print {
  body {
    background: #ffffff !important;
  }

  .no-print,
  .site-header {
    display: none !important;
  }

  .quote-wrapper {
    padding: 0;
  }

  .quote-sheet {
    width: 100%;
    margin: 0;
    box-shadow: none;
    border-radius: 0;
    padding: 0;
  }

  @page {
    size: A4;
    margin: 14mm;
  }
}


.layout-visual {
  margin-top: 1.25rem;
  padding: 1rem;
  background: #f7fbff;
  border: 1px solid #d7e4ef;
  border-radius: 18px;
}

.layout-visual h4 {
  margin-top: 0;
  margin-bottom: 0.8rem;
}

.layout-svg {
  width: 100%;
  height: auto;
  display: block;
}

.quote-layout-placeholder {
  min-height: 120px;
  display: grid;
  place-items: center;
  background: #f7fbff;
  border: 1px dashed #bdd0df;
  border-radius: 18px;
  padding: 1rem;
  color: #5a7084;
}


.builder-shell {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 1.5rem;
  align-items: start;
}

.builder-panel,
.builder-canvas-wrap {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
}

.builder-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin: 1rem 0 1rem;
}

.builder-note,
.builder-status {
  background: #f5f9fc;
  border: 1px solid #dce8f1;
  border-radius: 16px;
  padding: 1rem;
  margin-top: 1rem;
}

.builder-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
  font-weight: 700;
}

.builder-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.legend-cube,
.legend-roller,
.legend-empty {
  display: inline-block;
  width: 18px;
  height: 18px;
  border-radius: 5px;
}

.legend-cube {
  background: #0d4f8b;
}

.legend-roller {
  background: #7d8e9f;
}

.legend-empty {
  background: #eef3f8;
  border: 1px solid #c9d6e1;
}

.builder-canvas {
  gap: 1px !important;
  row-gap: 1px !important;
  column-gap: 1px !important;
}

.builder-cell {
  width: 36px;
  height: 36px;
  border: 1px solid #bfd0dd;
  background: #ffffff;
  border-radius: 8px;
  cursor: pointer;
  padding: 0;
}

.builder-cell.active {
  background: #0d4f8b;
  border-color: #0d4f8b;
}

.builder-cell.roller-start,
.builder-cell.roller-end {
  background: #7d8e9f;
  border-color: #5c6f82;
}

.builder-cell.pending {
  outline: 3px solid #f0b400;
}

.builder-dimensions {
  margin-top: 1rem;
  color: #456072;
}

small {
  color: #5d7386;
}

@media (max-width: 980px) {
  .builder-shell {
    grid-template-columns: 1fr;
  }
}


.builder-cell {
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.builder-cell.active {
  background: #ffffff;
  border-color: #8aa2b6;
}

.builder-cell.roller-start,
.builder-cell.roller-end {
  background: #ffffff;
}

.cell-cube-shape {
  width: 82%;
  height: 82%;
  display: block;
  border-radius: 10px;
  background: var(--cell-fill, #1f5f99);
  border: 2px solid rgba(20, 42, 61, 0.55);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.25);
  position: relative;
}

.cell-cube-shape::after {
  content: "";
  position: absolute;
  inset: 32%;
  border-radius: 999px;
  background: rgba(255,255,255,0.3);
}

.cell-roller-shape {
  width: 190%;
  height: 82%;
  display: block;
  position: absolute;
  left: 9%;
  top: 9%;
  pointer-events: none;
}

.cell-roller-shape.end {
  left: -99%;
}

.roller-body {
  position: absolute;
  inset: 0;
  border-radius: 10px;
  background: var(--cell-fill, #9aa3ad);
  border: 2px solid rgba(60, 76, 90, 0.6);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.25);
}

.roller-wheel {
  position: absolute;
  top: 50%;
  width: 11px;
  height: 11px;
  margin-top: -5.5px;
  border-radius: 999px;
  background: #ffffff;
  border: 1.5px solid #6e7d8b;
}

.roller-wheel.left {
  left: 12px;
}

.roller-wheel.right {
  right: 12px;
}

.legend-cube,
.legend-roller,
.legend-empty {
  border-radius: 5px;
}

.legend-cube {
  background: #1f5f99;
}

.legend-roller {
  background: #9aa3ad;
}


.builder-canvas-wrap {
  position: relative;
}

.builder-cell.roller-end {
  opacity: 0.001;
}

.cell-roller-object {
  width: calc(200% + 4px);
  height: calc(200% + 4px);
  position: absolute;
  left: 9%;
  top: 9%;
  pointer-events: none;
  z-index: 2;
}

.roller-object-body {
  position: absolute;
  inset: 0;
  border-radius: 10px;
  background: var(--cell-fill, #9aa3ad);
  border: 2px solid rgba(60, 76, 90, 0.6);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.25);
}

.roller-object-wheel {
  position: absolute;
  left: 50%;
  width: 12px;
  height: 12px;
  margin-left: -6px;
  border-radius: 999px;
  background: #ffffff;
  border: 1.5px solid #6e7d8b;
}

.roller-object-wheel.w1 { top: 18%; }
.roller-object-wheel.w2 { top: 44%; }
.roller-object-wheel.w3 { top: 70%; }

.layout-svg {
  background: #eef5fb;
  border-radius: 18px;
}


.legend-pin,
.legend-screw,
.legend-cleat {
  display: inline-block;
  width: 18px;
  height: 18px;
}

.legend-pin {
  border-radius: 999px;
  background: #d8e0eb;
  border: 2px solid #607383;
}

.legend-screw {
  border-radius: 999px;
  background: #f1f3d4;
  border: 1px solid #7c7a55;
}

.legend-cleat {
  background: linear-gradient(180deg, #8b939b 0%, #66707a 100%);
  border-radius: 4px;
}

.builder-cell {
  position: relative;
  display: grid;
  place-items: center;
  overflow: visible;
}

.builder-cell.roller-end {
  opacity: 0.001;
}

.cell-cube-shape {
  width: 82%;
  height: 82%;
  display: block;
  border-radius: 10px;
  background: var(--cell-fill, #1f5f99);
  border: 2px solid rgba(20, 42, 61, 0.55);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.25);
  position: relative;
}

.cell-cube-shape::before {
  content: "";
  position: absolute;
  inset: 8%;
  border-radius: 12px;
  background:
    radial-gradient(circle at center, rgba(255,255,255,0.25) 0 6%, transparent 6% 100%),
    repeating-radial-gradient(circle at center, rgba(255,255,255,0.16) 0 2px, transparent 2px 8px);
  opacity: 0.65;
}

.cell-slide-shape {
  position: absolute;
  right: 2px;
  top: 22%;
  width: 6px;
  height: 56%;
  border-radius: 3px;
  background: #edf1f4;
  border: 1px solid #a8b2ba;
  z-index: 4;
}

.cell-roller-object.horizontal {
  width: calc(200% + 4px);
  height: 82%;
  position: absolute;
  left: 9%;
  top: 9%;
  pointer-events: none;
  z-index: 2;
}

.roller-object-body {
  position: absolute;
  inset: 0;
  border-radius: 12px;
  background: var(--cell-fill, #9aa3ad);
  border: 2px solid rgba(60, 76, 90, 0.6);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.22);
}

.roller-object-channel {
  position: absolute;
  left: 50%;
  top: 14%;
  transform: translateX(-50%);
  width: 13px;
  height: 72%;
  border-radius: 7px;
  background: rgba(255,255,255,0.92);
  border: 1px solid #687786;
}

.roller-object-wheel {
  position: absolute;
  left: 50%;
  width: 10px;
  height: 10px;
  margin-left: -5px;
  border-radius: 999px;
  background: #ffffff;
  border: 1.2px solid #6e7d8b;
}

.roller-object-wheel.w1 { top: 14%; }
.roller-object-wheel.w2 { top: 40%; }
.roller-object-wheel.w3 { top: 66%; }

.fitting {
  position: absolute;
  z-index: 5;
  pointer-events: none;
}

.fitting-cleat {
  left: 50%;
  top: 26%;
  transform: translateX(-50%);
  width: 18px;
  height: 11px;
  border-radius: 4px 4px 3px 3px;
  background: linear-gradient(180deg, #848b94 0%, #616a73 100%);
}

.fitting-cleat::before,
.fitting-cleat::after {
  content: "";
  position: absolute;
  top: 8px;
  width: 4px;
  height: 6px;
  background: #616a73;
}
.fitting-cleat::before { left: 4px; }
.fitting-cleat::after { right: 4px; }

.fitting-anchor {
  left: 50%;
  top: 23%;
  transform: translateX(-50%);
  width: 16px;
  height: 16px;
  border: 2px solid #737d87;
  border-radius: 999px;
}
.fitting-anchor::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -5px;
  transform: translateX(-50%);
  width: 2px;
  height: 6px;
  background: #737d87;
}

.fitting-bollard {
  left: 50%;
  top: 24%;
  transform: translateX(-50%);
  width: 8px;
  height: 14px;
  border-radius: 4px;
  background: #737d87;
}
.fitting-bollard::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -2px;
  transform: translateX(-50%);
  width: 18px;
  height: 5px;
  border-radius: 3px;
  background: #737d87;
}


.design-screw-marker {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #eef0cf;
  border: 1px solid #7c7a55;
  z-index: 6;
  pointer-events: none;
}
.design-screw-marker::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 3px;
  height: 3px;
  transform: translate(-50%, -50%);
  border-radius: 999px;
  background: #b7bb7c;
}

.fitting.join-mounted {
  z-index: 7;
}

.fitting-cleat.join-mounted {
  width: 18px;
  height: 11px;
}

.fitting-anchor.join-mounted {
  width: 16px;
  height: 16px;
}

.fitting-bollard.join-mounted {
  width: 8px;
  height: 14px;
}


.design-locking-pin-marker {
  position: absolute;
  right: -4px;
  bottom: -4px;
  width: 11px;
  height: 11px;
  border-radius: 999px;
  background: #d8e0eb;
  border: 1.5px solid #607383;
  z-index: 8;
  pointer-events: none;
}
.design-locking-pin-marker::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 4px;
  height: 4px;
  transform: translate(-50%, -50%);
  border-radius: 999px;
  background: #eef3f8;
  border: 0.6px solid #74899b;
}

.design-screw-marker {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: #eef0cf;
  border: 1px solid #7c7a55;
  z-index: 7;
  pointer-events: none;
}
.design-screw-marker::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 4px;
  height: 4px;
  transform: translate(-50%, -50%);
  border-radius: 999px;
  background: #b7bb7c;
}

.design-screw-marker.edge-top {
  left: 50%;
  top: -6px;
  transform: translateX(-50%);
}
.design-screw-marker.edge-right {
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
}
.design-screw-marker.edge-bottom {
  left: 50%;
  bottom: -6px;
  transform: translateX(-50%);
}
.design-screw-marker.edge-left {
  left: -6px;
  top: 50%;
  transform: translateY(-50%);
}

.cell-slide-shape.left {
  left: 2px;
  right: auto;
}
.cell-slide-shape.right {
  right: 2px;
}

.cell-roller-object.horizontal {
  width: calc(200% + 4px);
  height: 82%;
  position: absolute;
  left: 9%;
  top: 9%;
  pointer-events: none;
  z-index: 2;
}
.roller-object-body {
  position: absolute;
  inset: 0;
  border-radius: 12px;
  background: var(--cell-fill, #9aa3ad);
  border: 2px solid rgba(60, 76, 90, 0.6);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.22);
}
.roller-object-center-horizontal {
  position: absolute;
  left: 10%;
  right: 10%;
  top: 50%;
  height: 10px;
  transform: translateY(-50%);
  border-radius: 5px;
  background: rgba(255,255,255,0.92);
  border: 1px solid #687786;
}
.roller-object-side-vertical {
  position: absolute;
  top: 12%;
  bottom: 12%;
  width: 8px;
  border-radius: 4px;
  background: rgba(255,255,255,0.92);
  border: 1px solid #687786;
}
.roller-object-side-vertical.left {
  left: 28%;
}
.roller-object-side-vertical.right {
  right: 28%;
}


/* V13 screw/nut join positioning: place on joins between outside cubes, not cube centers */
.design-screw-marker.edge-top-join-right {
  left: calc(100% + 2px);
  top: -6px;
  transform: translateX(-50%);
}
.design-screw-marker.edge-bottom-join-right {
  left: calc(100% + 2px);
  bottom: -6px;
  transform: translateX(-50%);
}
.design-screw-marker.edge-left-join-bottom {
  left: -6px;
  bottom: calc(-6px + 0px);
  transform: translateY(50%);
}
.design-screw-marker.edge-right-join-bottom {
  right: -6px;
  bottom: calc(-6px + 0px);
  transform: translateY(50%);
}


.builder-group {
  margin-bottom: 1.1rem;
  padding: 1rem;
  border: 1px solid #dce8f1;
  border-radius: 16px;
  background: #f8fbfe;
}

.builder-group h3 {
  margin: 0 0 0.8rem 0;
  font-size: 1rem;
  color: #244760;
}

.hidden-obsolete {
  display: none !important;
}


.tool-button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 0.9rem;
}

.tool-btn {
  border: 1px solid #c8d8e5;
  background: #ffffff;
  color: #244760;
  border-radius: 12px;
  padding: 0.7rem 0.9rem;
  font-weight: 700;
  cursor: pointer;
  min-height: 42px;
}

.tool-btn.active {
  background: #0d4f8b;
  color: #ffffff;
  border-color: #0d4f8b;
  box-shadow: 0 8px 18px rgba(13, 79, 139, 0.18);
}


.builder-shell {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 1.5rem;
  align-items: start;
}

.builder-panel {
  grid-column: 1;
}

.builder-canvas-wrap {
  grid-column: 2;
}

.builder-summary-wrap {
  grid-column: 2;
  display: grid;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.tool-measure {
  margin: 0 0 0.9rem 0;
  padding: 0.75rem 0.9rem;
  border: 1px solid #dce8f1;
  border-radius: 12px;
  background: #f5f9fc;
  color: #35556d;
  font-weight: 700;
}

@media (max-width: 980px) {
  .builder-shell {
    grid-template-columns: 1fr;
  }
  .builder-panel,
  .builder-canvas-wrap,
  .builder-summary-wrap {
    grid-column: auto;
  }
}


/* V19 layout refinement: keep controls and grid side by side on desktop */
.container {
  max-width: 1400px;
}

.builder-shell {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 1.5rem;
  align-items: start;
}

.builder-panel {
  grid-column: 1;
  max-width: 420px;
}

.builder-panel .field-grid {
  grid-template-columns: 1fr;
}

.builder-canvas-wrap,
.builder-summary-wrap {
  grid-column: 2;
  width: 100%;
}

.builder-canvas {
  min-height: 500px;
  width: 100%;
}

@media (max-width: 980px) {
  .builder-shell {
    grid-template-columns: 1fr;
  }

  .builder-panel,
  .builder-canvas-wrap,
  .builder-summary-wrap {
    grid-column: auto;
    max-width: none;
  }
}


/* V20 layout refinement */
.container {
  max-width: 1600px;
}

.builder-shell {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 1.25rem;
  align-items: start;
}

.builder-panel {
  grid-column: 1;
  max-width: 300px;
  min-width: 300px;
}

.builder-panel .field-grid {
  grid-template-columns: 1fr;
}

.builder-canvas-wrap,
.builder-summary-wrap {
  grid-column: 2;
  width: 100%;
  min-width: 0;
}

.builder-canvas-wrap {
  overflow-x: auto;
}

.builder-canvas {
  min-height: 560px;
  width: max-content;
  min-width: 100%;
}

@media (max-width: 1100px) {
  .builder-shell {
    grid-template-columns: 1fr;
  }

  .builder-panel,
  .builder-canvas-wrap,
  .builder-summary-wrap {
    grid-column: auto;
    max-width: none;
    min-width: 0;
  }

  .builder-canvas {
    width: 100%;
    min-height: 500px;
  }
}


/* V21 hard layout fix */
.container {
  max-width: 1600px;
}

.builder-shell {
  display: grid !important;
  grid-template-columns: 300px minmax(0, 1fr) !important;
  gap: 1.25rem !important;
  align-items: start !important;
}

.builder-left-column {
  grid-column: 1;
  width: 300px;
  max-width: 300px;
  min-width: 300px;
  display: grid;
  gap: 1rem;
}

.builder-right-column {
  grid-column: 2;
  min-width: 0;
  width: 100%;
}

.builder-panel,
.builder-summary-wrap {
  width: 100%;
  max-width: 300px;
}

.builder-panel .field-grid,
.builder-summary-wrap .field-grid {
  grid-template-columns: 1fr;
}

.builder-canvas-wrap {
  width: 100%;
  min-width: 0;
  overflow-x: auto;
}

.builder-canvas {
  min-height: 620px;
  width: max-content;
  min-width: 100%;
}

.builder-legend {
  margin-bottom: 0.75rem;
}

@media (max-width: 1200px) {
  .builder-shell {
    grid-template-columns: 1fr !important;
  }

  .builder-left-column,
  .builder-right-column,
  .builder-panel,
  .builder-summary-wrap {
    width: 100%;
    max-width: none;
    min-width: 0;
    grid-column: auto;
  }

  .builder-canvas {
    width: 100%;
    min-height: 520px;
  }
}


/* V22: tighter left controls, smaller grid display */
.builder-panel {
  padding: 1.1rem;
}

.builder-group {
  margin-bottom: 0.85rem;
  padding: 0.8rem;
}

.builder-group h3 {
  margin: 0 0 0.55rem 0;
  font-size: 0.95rem;
}

.builder-panel .field {
  gap: 0.22rem;
}

.builder-panel label {
  font-size: 0.9rem;
}

.builder-panel input,
.builder-panel select {
  padding: 0.68rem 0.8rem;
  min-height: 40px;
  font-size: 0.95rem;
}

.builder-panel small {
  font-size: 0.8rem;
}

.tool-button-row {
  gap: 0.45rem;
  margin-bottom: 0.65rem;
}

.tool-btn {
  padding: 0.58rem 0.75rem;
  min-height: 36px;
  font-size: 0.88rem;
  border-radius: 10px;
}

.tool-measure {
  margin: 0 0 0.65rem 0;
  padding: 0.6rem 0.75rem;
  font-size: 0.86rem;
}

.builder-note,
.builder-status {
  padding: 0.8rem;
  margin-top: 0.75rem;
  font-size: 0.9rem;
}

.builder-buttons {
  gap: 0.55rem;
  margin: 0.8rem 0 0.8rem;
}

.builder-buttons .btn {
  min-height: 40px;
  padding: 0.62rem 0.85rem;
  font-size: 0.88rem;
}

/* Reduce grid display by about 25% */
.builder-canvas {
  grid-template-columns: repeat(var(--cols), 27px) !important;
  gap: 3px !important;
  min-height: 460px !important;
  padding: 0.8rem !important;
}

.builder-cell {
  width: 27px !important;
  height: 27px !important;
  border-radius: 6px !important;
}

.cell-cube-shape {
  border-radius: 7px !important;
}

.cell-roller-object.horizontal {
  width: calc(200% + 3px) !important;
  height: 82% !important;
}

.roller-object-body {
  border-radius: 8px !important;
}

.roller-object-center-horizontal {
  height: 7px !important;
}

.roller-object-side-vertical {
  width: 6px !important;
}

.design-locking-pin-marker {
  width: 8px !important;
  height: 8px !important;
  right: -3px !important;
  bottom: -3px !important;
}

.design-locking-pin-marker::after {
  width: 3px !important;
  height: 3px !important;
}

.design-screw-marker {
  width: 9px !important;
  height: 9px !important;
}

.design-screw-marker::after {
  width: 3px !important;
  height: 3px !important;
}

.design-screw-marker.edge-top {
  top: -5px !important;
}

.design-screw-marker.edge-right {
  right: -5px !important;
}

.design-screw-marker.edge-bottom {
  bottom: -5px !important;
}

.design-screw-marker.edge-left {
  left: -5px !important;
}

.design-screw-marker.edge-top-join-right {
  left: calc(100% + 1px) !important;
  top: -5px !important;
}

.design-screw-marker.edge-bottom-join-right {
  left: calc(100% + 1px) !important;
  bottom: -5px !important;
}

.design-screw-marker.edge-left-join-bottom {
  left: -5px !important;
  bottom: -5px !important;
}

.design-screw-marker.edge-right-join-bottom {
  right: -5px !important;
  bottom: -5px !important;
}

.fitting-cleat.join-mounted {
  width: 14px !important;
  height: 9px !important;
}

.fitting-anchor.join-mounted {
  width: 12px !important;
  height: 12px !important;
}

.fitting-bollard.join-mounted {
  width: 6px !important;
  height: 10px !important;
}


/* V23 page organization */
.builder-page-container {
  max-width: 1700px;
}

.builder-shell {
  display: grid !important;
  grid-template-columns: 280px minmax(0, 1fr) !important;
  gap: 1rem !important;
  align-items: start !important;
}

.builder-left-column {
  width: 280px;
  min-width: 280px;
  max-width: 280px;
}

.builder-right-column {
  min-width: 0;
  width: 100%;
}

.builder-panel {
  position: sticky;
  top: 96px;
}

.builder-panel,
.builder-summary-wrap {
  width: 100%;
  max-width: 280px;
}

.builder-group {
  margin-bottom: 0.7rem;
  padding: 0.7rem;
}

.builder-panel h2 {
  font-size: 1.1rem;
  margin-bottom: 0.8rem;
}

.builder-group h3 {
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.builder-panel label {
  font-size: 0.84rem;
}

.builder-panel input,
.builder-panel select {
  padding: 0.55rem 0.7rem;
  min-height: 36px;
  font-size: 0.88rem;
}

.builder-panel small {
  font-size: 0.76rem;
}

.tool-btn {
  padding: 0.5rem 0.7rem;
  min-height: 34px;
  font-size: 0.82rem;
}

.tool-measure,
.builder-note,
.builder-status {
  font-size: 0.82rem;
}

.builder-actions-compact .btn {
  width: 100%;
}

.builder-canvas-wrap {
  width: 100%;
  overflow-x: auto;
  padding: 1rem;
}

.builder-canvas {
  width: max-content;
  min-width: 100%;
  min-height: 420px !important;
}

.builder-summary-wrap {
  max-width: none;
  margin-top: 1rem;
}

.builder-summary-wrap .form-card,
.builder-summary-wrap .side-panel {
  max-width: none;
}

@media (max-width: 1280px) {
  .builder-shell {
    grid-template-columns: 1fr !important;
  }

  .builder-left-column,
  .builder-right-column,
  .builder-panel,
  .builder-summary-wrap {
    width: 100%;
    max-width: none;
    min-width: 0;
  }

  .builder-panel {
    position: static;
  }
}


/* V24 layout tuning */
.builder-shell {
  grid-template-columns: 380px minmax(0, 1fr) !important;
}

.builder-left-column {
  width: 380px;
  min-width: 380px;
  max-width: 380px;
}

.builder-panel,
.builder-summary-wrap {
  max-width: 380px;
}

.builder-panel {
  padding: 1.25rem;
}

.builder-group {
  padding: 0.9rem;
}

.builder-canvas-wrap {
  max-width: 800px;
  width: 800px;
}

.builder-canvas {
  max-width: 800px;
  width: 800px;
  min-width: 800px;
}

.builder-right-column {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

@media (max-width: 1280px) {
  .builder-shell {
    grid-template-columns: 1fr !important;
  }

  .builder-left-column,
  .builder-panel,
  .builder-summary-wrap,
  .builder-canvas-wrap,
  .builder-canvas {
    width: 100%;
    max-width: none;
    min-width: 0;
  }
}


/* V25 page resize and panel organization */
.builder-page-container {
  max-width: 1720px;
}

.builder-shell {
  display: grid !important;
  grid-template-columns: 420px minmax(0, 1fr) !important;
  gap: 1rem !important;
  align-items: start !important;
}

.builder-left-column {
  width: 420px;
  min-width: 420px;
  max-width: 420px;
  display: grid;
  gap: 1rem;
}

.builder-right-column {
  min-width: 0;
  width: 100%;
  display: grid;
  gap: 1rem;
  align-items: start;
}

.builder-panel,
.builder-summary-wrap {
  width: 100%;
  max-width: 420px;
}

.builder-panel {
  position: static;
  padding: 1rem;
}

.builder-summary-wrap .form-card {
  min-height: 240px;
}

.builder-panel .field-grid,
.builder-summary-wrap .field-grid,
.builder-preview-panel .field-grid {
  grid-template-columns: 1fr;
}

.builder-canvas-wrap {
  width: 800px;
  max-width: 800px;
  overflow-x: auto;
}

.builder-canvas {
  width: 800px;
  max-width: 800px;
  min-width: 800px;
}

.builder-preview-panel {
  width: 800px;
  max-width: 800px;
}

.builder-preview-panel .side-panel {
  width: 100%;
}

.builder-actions-compact .btn {
  width: 100%;
}

@media (max-width: 1350px) {
  .builder-shell {
    grid-template-columns: 1fr !important;
  }

  .builder-left-column,
  .builder-right-column,
  .builder-panel,
  .builder-summary-wrap,
  .builder-canvas-wrap,
  .builder-canvas,
  .builder-preview-panel {
    width: 100%;
    max-width: none;
    min-width: 0;
  }
}


/* V26 layout fix for screenshot issue */
.builder-page-container {
  max-width: 1720px;
}

.builder-shell {
  display: grid !important;
  grid-template-columns: 440px 820px !important;
  justify-content: start !important;
  gap: 24px !important;
  align-items: start !important;
}

.builder-left-column {
  width: 440px !important;
  min-width: 440px !important;
  max-width: 440px !important;
  display: grid !important;
  grid-template-columns: 280px 140px !important;
  column-gap: 20px !important;
  row-gap: 16px !important;
  align-items: start !important;
}

.builder-panel {
  grid-column: 1 !important;
  width: 280px !important;
  min-width: 280px !important;
  max-width: 280px !important;
  position: static !important;
}

.builder-summary-wrap {
  grid-column: 2 !important;
  width: 140px !important;
  min-width: 140px !important;
  max-width: 140px !important;
  margin: 0 !important;
}

.builder-summary-wrap .form-card {
  width: 100% !important;
  min-height: 0 !important;
  padding: 14px !important;
}

.builder-summary-wrap h2 {
  font-size: 14px !important;
  margin-bottom: 10px !important;
}

.builder-summary-wrap p,
.builder-summary-wrap li,
.builder-summary-wrap div,
.builder-summary-wrap span {
  font-size: 11px !important;
  line-height: 1.45 !important;
}

.builder-summary-wrap .result-total {
  font-size: 14px !important;
}

.builder-note,
.builder-status,
.builder-actions-compact {
  grid-column: 1 / span 2 !important;
}

.builder-actions-compact .btn {
  width: 100% !important;
}

.builder-right-column {
  width: 820px !important;
  min-width: 820px !important;
  max-width: 820px !important;
  display: grid !important;
  grid-template-columns: 1fr !important;
  row-gap: 16px !important;
  align-items: start !important;
}

.builder-canvas-wrap {
  width: 820px !important;
  min-width: 820px !important;
  max-width: 820px !important;
  overflow-x: auto !important;
  margin: 0 !important;
}

.builder-canvas {
  width: 800px !important;
  min-width: 800px !important;
  max-width: 800px !important;
  margin: 0 auto !important;
}

.builder-preview-panel {
  width: 820px !important;
  min-width: 820px !important;
  max-width: 820px !important;
  margin: 0 !important;
}

.builder-preview-panel .side-panel {
  width: 820px !important;
  max-width: 820px !important;
  margin: 0 !important;
  padding: 18px !important;
}

.builder-preview-panel .field-grid {
  grid-template-columns: 1fr !important;
}

.builder-preview-panel .builder-buttons {
  justify-content: flex-start !important;
}

@media (max-width: 1320px) {
  .builder-shell {
    grid-template-columns: 1fr !important;
  }

  .builder-left-column,
  .builder-right-column,
  .builder-panel,
  .builder-summary-wrap,
  .builder-canvas-wrap,
  .builder-canvas,
  .builder-preview-panel,
  .builder-preview-panel .side-panel {
    width: 100% !important;
    max-width: none !important;
    min-width: 0 !important;
  }

  .builder-left-column {
    grid-template-columns: 1fr !important;
  }

  .builder-summary-wrap,
  .builder-note,
  .builder-status,
  .builder-actions-compact {
    grid-column: auto !important;
  }
}


/* V27 stable layout based on V15 */
.container {
  max-width: 1400px;
}

.builder-shell {
  display: grid !important;
  grid-template-columns: 380px 1fr !important;
  gap: 1.5rem !important;
  align-items: start !important;
}

.builder-panel,
.builder-canvas-wrap {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
}

.builder-panel {
  grid-column: 1;
  width: 100%;
  max-width: 380px;
  position: static !important;
}

.builder-canvas-wrap {
  grid-column: 2;
  width: 100%;
  min-width: 0;
  overflow-x: auto;
}

.calculator-layout {
  display: grid !important;
  grid-template-columns: 380px 1fr !important;
  gap: 1.5rem !important;
  align-items: start !important;
}

.builder-summary-wrap,
.builder-preview-panel {
  width: 100%;
  min-width: 0;
}

.builder-summary-wrap .form-card,
.builder-preview-panel .side-panel {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.builder-summary-wrap .form-card {
  padding: 1.25rem;
}

.builder-preview-panel .side-panel {
  padding: 1.25rem;
}

.builder-panel .field-grid,
.builder-preview-panel .field-grid {
  grid-template-columns: 1fr;
}

.builder-actions-compact {
  display: grid;
  gap: 0.65rem;
}

.builder-buttons.builder-actions-compact .btn {
  width: 100%;
}

.builder-summary-wrap {
  max-width: 380px;
}

.builder-canvas {
  min-height: 500px;
}

.builder-note,
.builder-status {
  margin-top: 1rem;
}

@media (max-width: 980px) {
  .builder-shell,
  .calculator-layout {
    grid-template-columns: 1fr !important;
  }

  .builder-panel,
  .builder-canvas-wrap,
  .builder-summary-wrap,
  .builder-preview-panel {
    max-width: none;
  }
}


/* V28 layout rebalance: smaller canvas, wider left controls */
.container {
  max-width: 1500px !important;
}

.builder-shell {
  grid-template-columns: 520px 1fr !important;
  gap: 1.25rem !important;
}

.builder-panel {
  max-width: 520px !important;
  width: 100% !important;
}

.builder-summary-wrap {
  max-width: 520px !important;
  width: 100% !important;
}

.calculator-layout {
  grid-template-columns: 520px 1fr !important;
  gap: 1.25rem !important;
}

.builder-panel .field-grid,
.builder-preview-panel .field-grid {
  grid-template-columns: 1fr !important;
}

.builder-canvas-wrap {
  max-width: 480px !important;
  width: 480px !important;
  overflow-x: auto !important;
}

.builder-canvas {
  max-width: 480px !important;
  width: 480px !important;
  min-width: 480px !important;
  min-height: 420px !important;
  grid-template-columns: repeat(var(--cols), 20px) !important;
  gap: 2px !important;
  padding: 0.7rem !important;
}

.builder-cell {
  width: 20px !important;
  height: 20px !important;
}

.cell-cube-shape {
  width: 80% !important;
  height: 80% !important;
  border-radius: 6px !important;
}

.cell-roller-object.horizontal {
  width: calc(200% + 2px) !important;
  height: 78% !important;
}

.roller-object-body {
  border-radius: 7px !important;
}

.roller-object-center-horizontal {
  height: 6px !important;
}

.roller-object-side-vertical {
  width: 5px !important;
}

.design-locking-pin-marker {
  width: 7px !important;
  height: 7px !important;
  right: -2px !important;
  bottom: -2px !important;
}

.design-locking-pin-marker::after {
  width: 2px !important;
  height: 2px !important;
}

.design-screw-marker {
  width: 8px !important;
  height: 8px !important;
}

.design-screw-marker::after {
  width: 2px !important;
  height: 2px !important;
}

.design-screw-marker.edge-top,
.design-screw-marker.edge-bottom,
.design-screw-marker.edge-left,
.design-screw-marker.edge-right,
.design-screw-marker.edge-top-join-right,
.design-screw-marker.edge-bottom-join-right,
.design-screw-marker.edge-left-join-bottom,
.design-screw-marker.edge-right-join-bottom {
  top: auto;
  right: auto;
  left: auto;
  bottom: auto;
}

.design-screw-marker.edge-top { top: -4px !important; left: 50% !important; transform: translateX(-50%) !important; }
.design-screw-marker.edge-right { right: -4px !important; top: 50% !important; transform: translateY(-50%) !important; }
.design-screw-marker.edge-bottom { bottom: -4px !important; left: 50% !important; transform: translateX(-50%) !important; }
.design-screw-marker.edge-left { left: -4px !important; top: 50% !important; transform: translateY(-50%) !important; }
.design-screw-marker.edge-top-join-right { left: calc(100% + 1px) !important; top: -4px !important; transform: translateX(-50%) !important; }
.design-screw-marker.edge-bottom-join-right { left: calc(100% + 1px) !important; bottom: -4px !important; transform: translateX(-50%) !important; }
.design-screw-marker.edge-left-join-bottom { left: -4px !important; bottom: -4px !important; transform: translateY(50%) !important; }
.design-screw-marker.edge-right-join-bottom { right: -4px !important; bottom: -4px !important; transform: translateY(50%) !important; }

.fitting-cleat.join-mounted {
  width: 12px !important;
  height: 8px !important;
}
.fitting-anchor.join-mounted {
  width: 10px !important;
  height: 10px !important;
}
.fitting-bollard.join-mounted {
  width: 5px !important;
  height: 8px !important;
}

.builder-preview-panel .side-panel {
  max-width: 480px !important;
}

@media (max-width: 1200px) {
  .builder-shell,
  .calculator-layout {
    grid-template-columns: 1fr !important;
  }

  .builder-panel,
  .builder-summary-wrap,
  .builder-canvas-wrap,
  .builder-canvas,
  .builder-preview-panel .side-panel {
    max-width: none !important;
    width: 100% !important;
    min-width: 0 !important;
  }
}


/* V29 rebuild to match supplied layout image */
.builder-page-container {
  max-width: 1700px !important;
}

.builder-layout-section .container {
  max-width: 1700px !important;
}

.builder-top-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 28px;
  align-items: start;
  margin-bottom: 28px;
}

.builder-bottom-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: start;
}

.builder-left-stack {
  width: 360px;
  min-width: 360px;
  max-width: 360px;
}

.builder-panel {
  position: static !important;
  width: 100% !important;
  max-width: 360px !important;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
}

.builder-canvas-column {
  min-width: 0;
  width: 100%;
}

.builder-canvas-controls-card,
.builder-canvas-wrap,
.builder-summary-wrap .form-card,
.builder-preview-panel .side-panel {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.builder-canvas-controls-card {
  padding: 16px;
  margin-bottom: 16px;
}

.builder-actions-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 16px;
}

.builder-actions-grid .btn {
  width: 100%;
}

.builder-canvas-wrap {
  padding: 16px;
  width: 100%;
  overflow-x: auto;
}

.builder-canvas {
  width: 640px !important;
  min-width: 640px !important;
  max-width: 640px !important;
  min-height: 420px !important;
  margin: 0 auto !important;
}

.builder-summary-wrap .form-card,
.builder-preview-panel .side-panel {
  padding: 18px;
  min-height: 380px;
}

.builder-summary-wrap h2,
.builder-preview-panel h3 {
  margin-bottom: 12px;
}

.builder-panel .field-grid,
.builder-preview-panel .field-grid {
  grid-template-columns: 1fr !important;
}

.builder-group {
  margin-bottom: 10px;
}

.builder-buttons.builder-actions-compact {
  display: none !important;
}

.builder-note,
.builder-status {
  font-size: 0.9rem;
}

@media (max-width: 1280px) {
  .builder-top-grid,
  .builder-bottom-grid {
    grid-template-columns: 1fr;
  }

  .builder-left-stack,
  .builder-panel,
  .builder-canvas,
  .builder-summary-wrap,
  .builder-preview-panel {
    width: 100% !important;
    max-width: none !important;
    min-width: 0 !important;
  }
}


/* V30 layout corrections */
.builder-page-container,
.builder-layout-section .container,
.container {
  max-width: 1780px !important;
}

.builder-top-grid {
  grid-template-columns: 520px 1fr !important;
  gap: 24px !important;
}

.builder-left-stack,
.builder-panel {
  width: 520px !important;
  min-width: 520px !important;
  max-width: 520px !important;
}

.builder-panel {
  padding: 18px !important;
}

.builder-group {
  padding: 14px !important;
}

.builder-panel .field-grid.two-col {
  display: grid !important;
  grid-template-columns: 1fr 1fr !important;
  gap: 14px !important;
}

.builder-panel .field-grid.two-col .field {
  min-width: 0;
}

.builder-panel .field-grid.two-col input,
.builder-panel .field-grid.two-col select {
  width: 100%;
}

.builder-300-inline .compact-row {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 8px !important;
  margin-bottom: 8px !important;
}

.builder-300-inline .tool-btn {
  font-size: 12px !important;
  padding: 8px 10px !important;
}

.builder-canvas-column {
  min-width: 0;
}

.builder-canvas-wrap {
  width: 760px !important;
  max-width: 760px !important;
}

.builder-canvas {
  width: 760px !important;
  min-width: 760px !important;
  max-width: 760px !important;
}

.builder-bottom-grid {
  grid-template-columns: 520px 760px !important;
  gap: 24px !important;
  justify-content: start !important;
}

.builder-summary-wrap {
  width: 520px !important;
  max-width: 520px !important;
}

.builder-preview-panel,
.builder-preview-panel .side-panel {
  width: 760px !important;
  max-width: 760px !important;
}

@media (max-width: 1400px) {
  .builder-top-grid,
  .builder-bottom-grid {
    grid-template-columns: 1fr !important;
  }

  .builder-left-stack,
  .builder-panel,
  .builder-summary-wrap,
  .builder-canvas-wrap,
  .builder-canvas,
  .builder-preview-panel,
  .builder-preview-panel .side-panel {
    width: 100% !important;
    max-width: none !important;
    min-width: 0 !important;
  }

  .builder-panel .field-grid.two-col {
    grid-template-columns: 1fr !important;
  }
}


/* V31 interaction and marker alignment fixes */
.builder-cell,
.builder-cell * {
  box-sizing: border-box;
}

.cell-cube-shape,
.cell-slide-shape,
.cell-roller-object,
.roller-object-body,
.roller-object-center-horizontal,
.roller-object-side-vertical,
.design-locking-pin-marker,
.design-screw-marker,
.fitting,
.fitting::before,
.fitting::after {
  pointer-events: none !important;
}

/* Make cubes visually larger so they nearly touch */
.builder-canvas {
  gap: 1px !important;
  grid-template-columns: repeat(var(--cols), 22px) !important;
}

.builder-cell {
  width: 22px !important;
  height: 22px !important;
  border-radius: 5px !important;
  overflow: visible !important;
}

.cell-cube-shape {
  width: 92% !important;
  height: 92% !important;
  border-radius: 6px !important;
}

.cell-roller-object.horizontal {
  width: calc(200% + 1px) !important;
  left: 4% !important;
  top: 4% !important;
  height: 92% !important;
}

.roller-object-body {
  border-radius: 7px !important;
}

.roller-object-center-horizontal {
  height: 7px !important;
}

.roller-object-side-vertical {
  width: 5px !important;
}

.design-locking-pin-marker {
  width: 8px !important;
  height: 8px !important;
  right: -4px !important;
  bottom: -4px !important;
  transform: none !important;
  z-index: 9 !important;
}

.design-locking-pin-marker::after {
  width: 3px !important;
  height: 3px !important;
}

.design-screw-marker {
  width: 8px !important;
  height: 8px !important;
  z-index: 8 !important;
}

.design-screw-marker::after {
  width: 3px !important;
  height: 3px !important;
}

/* Center side screw/nut markers on joins */
.design-screw-marker.edge-top {
  top: -4px !important;
  left: 50% !important;
  transform: translate(-50%, -50%) !important;
}
.design-screw-marker.edge-right {
  right: -4px !important;
  top: 50% !important;
  transform: translate(50%, -50%) !important;
}
.design-screw-marker.edge-bottom {
  bottom: -4px !important;
  left: 50% !important;
  transform: translate(-50%, 50%) !important;
}
.design-screw-marker.edge-left {
  left: -4px !important;
  top: 50% !important;
  transform: translate(-50%, -50%) !important;
}
.design-screw-marker.edge-top-join-right {
  left: calc(100% + 1px) !important;
  top: -4px !important;
  transform: translate(-50%, -50%) !important;
}
.design-screw-marker.edge-bottom-join-right {
  left: calc(100% + 1px) !important;
  bottom: -4px !important;
  transform: translate(-50%, 50%) !important;
}
.design-screw-marker.edge-left-join-bottom {
  left: -4px !important;
  bottom: -4px !important;
  transform: translate(-50%, 50%) !important;
}
.design-screw-marker.edge-right-join-bottom {
  right: -4px !important;
  bottom: -4px !important;
  transform: translate(50%, 50%) !important;
}


/* V32 hardware sizing update
   Locking pin diameter larger than screw diameter.
   Screw diameter = 1/2 locking pin top diameter.
*/
.design-locking-pin-marker {
  width: 10px !important;
  height: 10px !important;
  right: -5px !important;
  bottom: -5px !important;
  border-width: 1.5px !important;
}

.design-locking-pin-marker::after {
  width: 4px !important;
  height: 4px !important;
}

.design-screw-marker {
  width: 5px !important;
  height: 5px !important;
  border-width: 1px !important;
}

.design-screw-marker::after {
  width: 2px !important;
  height: 2px !important;
}

/* Keep screw markers centered on joins after size change */
.design-screw-marker.edge-top {
  top: -2.5px !important;
}
.design-screw-marker.edge-right {
  right: -2.5px !important;
}
.design-screw-marker.edge-bottom {
  bottom: -2.5px !important;
}
.design-screw-marker.edge-left {
  left: -2.5px !important;
}
.design-screw-marker.edge-top-join-right {
  left: calc(100% + 0.5px) !important;
  top: -2.5px !important;
}
.design-screw-marker.edge-bottom-join-right {
  left: calc(100% + 0.5px) !important;
  bottom: -2.5px !important;
}
.design-screw-marker.edge-left-join-bottom {
  left: -2.5px !important;
  bottom: -2.5px !important;
}
.design-screw-marker.edge-right-join-bottom {
  right: -2.5px !important;
  bottom: -2.5px !important;
}


/* V33 spacing and click/placement fixes */
.builder-canvas {
  gap: 0px !important;
  grid-template-columns: repeat(var(--cols), 23px) !important;
  padding: 0.45rem !important;
}

.builder-cell {
  width: 23px !important;
  height: 23px !important;
  overflow: visible !important;
}

.cell-cube-shape,
.cell-slide-shape,
.cell-roller-object,
.roller-object-body,
.roller-object-center-horizontal,
.roller-object-side-vertical,
.design-locking-pin-marker,
.design-screw-marker,
.fitting,
.fitting::before,
.fitting::after {
  pointer-events: none !important;
}

.cell-cube-shape {
  width: 97% !important;
  height: 97% !important;
  border-radius: 6px !important;
}

.cell-roller-object.horizontal {
  width: calc(200% + 0px) !important;
  left: 1.5% !important;
  top: 1.5% !important;
  height: 97% !important;
}

.design-locking-pin-marker {
  right: -5px !important;
  bottom: -5px !important;
  transform: none !important;
}

.design-screw-marker.edge-top {
  top: -2.5px !important;
  left: 50% !important;
  transform: translate(-50%, -50%) !important;
}
.design-screw-marker.edge-right {
  right: -2.5px !important;
  top: 50% !important;
  transform: translate(50%, -50%) !important;
}
.design-screw-marker.edge-bottom {
  bottom: -2.5px !important;
  left: 50% !important;
  transform: translate(-50%, 50%) !important;
}
.design-screw-marker.edge-left {
  left: -2.5px !important;
  top: 50% !important;
  transform: translate(-50%, -50%) !important;
}
.design-screw-marker.edge-top-join-right {
  left: calc(100% + 0.5px) !important;
  top: -2.5px !important;
  transform: translate(-50%, -50%) !important;
}
.design-screw-marker.edge-bottom-join-right {
  left: calc(100% + 0.5px) !important;
  bottom: -2.5px !important;
  transform: translate(-50%, 50%) !important;
}
.design-screw-marker.edge-left-join-bottom {
  left: -2.5px !important;
  bottom: -2.5px !important;
  transform: translate(-50%, 50%) !important;
}
.design-screw-marker.edge-right-join-bottom {
  right: -2.5px !important;
  bottom: -2.5px !important;
  transform: translate(50%, 50%) !important;
}


/* V34 accessory size increase + orange colour option support */
.fitting-cleat.join-mounted {
  width: 18px !important;
  height: 12px !important;
}

.fitting-anchor.join-mounted {
  width: 15px !important;
  height: 15px !important;
}

.fitting-bollard.join-mounted {
  width: 8px !important;
  height: 12px !important;
}

.fitting-cleat.join-mounted::before,
.fitting-cleat.join-mounted::after {
  width: 4px !important;
  height: 6px !important;
}

.fitting-bollard.join-mounted::before {
  width: 22px !important;
  height: 6px !important;
}


/* V35 separate quote summary and preview layout */
.builder-bottom-grid {
  display: grid !important;
  grid-template-columns: 520px 760px !important;
  gap: 24px !important;
  justify-content: start !important;
  align-items: start !important;
}

.builder-summary-wrap {
  width: 520px !important;
  max-width: 520px !important;
  min-width: 520px !important;
}

.builder-preview-panel,
.builder-preview-panel .side-panel {
  width: 760px !important;
  max-width: 760px !important;
  min-width: 760px !important;
}

.builder-summary-wrap .form-card,
.builder-preview-panel .side-panel {
  min-height: 320px;
}

@media (max-width: 1400px) {
  .builder-bottom-grid {
    grid-template-columns: 1fr !important;
  }

  .builder-summary-wrap,
  .builder-preview-panel,
  .builder-preview-panel .side-panel {
    width: 100% !important;
    max-width: none !important;
    min-width: 0 !important;
  }
}


/* V36 updated roller cube image */
.cell-roller-object {
  background: url('../images/roller.png') center/contain no-repeat !important;
  background-color: transparent !important;
}

.roller-object-body,
.roller-object-center-horizontal,
.roller-object-side-vertical {
  display: none !important;
}


.products-split {
  align-items: start;
}

.products-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 1rem;
}

.products-saved-notice {
  color: #35556d;
  font-weight: 700;
}

.products-table-wrap {
  overflow-x: auto;
}

.products-table {
  width: 100%;
  border-collapse: collapse;
}

.products-table th,
.products-table td {
  text-align: left;
  padding: 0.85rem 0.75rem;
  border-bottom: 1px solid #dbe4ec;
  vertical-align: top;
}

.products-table th {
  color: #35556d;
  font-size: 0.95rem;
}

.price-input-cell {
  min-width: 150px;
}

.price-input-wrap {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.price-input-wrap input {
  width: 100%;
}

.product-note {
  display: inline-block;
  margin-top: 0.35rem;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  background: #eaf2fa;
  color: #244760;
  font-size: 0.75rem;
  font-weight: 700;
}

.linked-prices-grid {
  display: grid;
  gap: 0.65rem;
  margin-bottom: 1rem;
}

.linked-price-card {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid #dbe4ec;
  border-radius: 12px;
  background: #f8fbfe;
}

.compact-box {
  margin-top: 1rem;
}

@media (max-width: 980px) {
  .products-actions {
    flex-direction: column;
    align-items: stretch;
  }
}

.admin-login-card {
  max-width: 520px;
}
.product-row-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.product-thumb {
  width: 52px;
  height: 52px;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid #dbe4ec;
  background: #fff;
}
.admin-thumb {
  width: 58px;
  height: 58px;
}
.admin-thumb-placeholder {
  display: grid;
  place-items: center;
  color: #6a7b8b;
  font-size: 0.8rem;
  border: 1px dashed #c8d4df;
}
.admin-products-table input[type="text"],
.admin-products-table input[type="number"],
.admin-products-table input[type="file"] {
  width: 100%;
}
.checkbox-inline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  color: #244760;
}
.checkbox-block {
  margin: 0.75rem 0 1rem;
}


/* V41 fix: force quote summary and preview to display on Dock Builder page */
.builder-bottom-grid {
  display: grid !important;
  grid-template-columns: 520px 760px !important;
  gap: 24px !important;
  justify-content: start !important;
  align-items: start !important;
  margin-top: 24px !important;
  visibility: visible !important;
}

.builder-summary-wrap,
.builder-preview-panel {
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
}

.builder-summary-wrap {
  width: 520px !important;
  max-width: 520px !important;
  min-width: 520px !important;
}

.builder-preview-panel,
.builder-preview-panel .side-panel {
  width: 760px !important;
  max-width: 760px !important;
  min-width: 760px !important;
}

.builder-summary-wrap .form-card,
.builder-preview-panel .side-panel {
  display: block !important;
  min-height: 320px !important;
}

#builderSummary,
#builderAdditionalItems {
  display: block !important;
}

@media (max-width: 1400px) {
  .builder-bottom-grid {
    grid-template-columns: 1fr !important;
  }

  .builder-summary-wrap,
  .builder-preview-panel,
  .builder-preview-panel .side-panel {
    width: 100% !important;
    max-width: none !important;
    min-width: 0 !important;
  }
}


/* V42 admin table width improvements */
.admin-products-table {
  table-layout: fixed;
  width: 100%;
}

.admin-products-table th:nth-child(1),
.admin-products-table td:nth-child(1) {
  width: 80px;
}

.admin-products-table th:nth-child(2),
.admin-products-table td:nth-child(2) {
  width: 260px;
}

.admin-products-table th:nth-child(3),
.admin-products-table td:nth-child(3) {
  width: 320px;
}

.admin-products-table th:nth-child(4),
.admin-products-table td:nth-child(4) {
  width: 160px;
}

.admin-products-table th:nth-child(5),
.admin-products-table td:nth-child(5) {
  width: 120px;
}

.admin-products-table th:nth-child(6),
.admin-products-table td:nth-child(6) {
  width: 180px;
}

.admin-products-table input[type="text"] {
  font-size: 0.95rem;
  padding: 6px 8px;
}

.admin-products-table input[type="number"] {
  width: 100%;
  text-align: right;
}

.price-input-wrap span {
  font-weight: 700;
  margin-right: 4px;
}


/* V43: reliable quote summary + preview layout */
.builder-layout-section .builder-top-grid {
  display: grid !important;
  grid-template-columns: 520px minmax(760px, 1fr) !important;
  gap: 24px !important;
  align-items: start !important;
  margin-bottom: 24px !important;
}

.builder-layout-section .builder-bottom-grid {
  display: grid !important;
  grid-template-columns: 520px 760px !important;
  gap: 24px !important;
  align-items: start !important;
  justify-content: start !important;
  clear: both !important;
}

.builder-layout-section .builder-summary-wrap,
.builder-layout-section .builder-preview-panel {
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
}

.builder-layout-section .builder-summary-wrap {
  width: 520px !important;
  min-width: 520px !important;
  max-width: 520px !important;
}

.builder-layout-section .builder-preview-panel {
  width: 760px !important;
  min-width: 760px !important;
  max-width: 760px !important;
}

.builder-layout-section .builder-summary-wrap .form-card,
.builder-layout-section .builder-preview-panel .side-panel {
  display: block !important;
  min-height: 320px !important;
  background: var(--white) !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--radius) !important;
  box-shadow: var(--shadow) !important;
  padding: 18px !important;
}

.builder-layout-section #builderSummary,
.builder-layout-section #builderAdditionalItems {
  display: block !important;
}

@media (max-width: 1400px) {
  .builder-layout-section .builder-top-grid,
  .builder-layout-section .builder-bottom-grid {
    grid-template-columns: 1fr !important;
  }

  .builder-layout-section .builder-summary-wrap,
  .builder-layout-section .builder-preview-panel {
    width: 100% !important;
    min-width: 0 !important;
    max-width: none !important;
  }
}


/* V44 hard fix for builder quote summary + preview */
.builder-layout-section .builder-top-grid {
  display: grid !important;
  grid-template-columns: 520px minmax(760px, 1fr) !important;
  gap: 24px !important;
  align-items: start !important;
  margin-bottom: 24px !important;
}

.builder-layout-section .builder-bottom-grid {
  display: grid !important;
  grid-template-columns: 520px 760px !important;
  gap: 24px !important;
  justify-content: start !important;
  align-items: start !important;
  margin-top: 24px !important;
}

.builder-layout-section .builder-summary-wrap,
.builder-layout-section .builder-preview-panel,
.builder-layout-section #builderSummary,
.builder-layout-section #builderAdditionalItems {
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
}

.builder-layout-section .builder-summary-wrap {
  width: 520px !important;
  max-width: 520px !important;
  min-width: 520px !important;
}

.builder-layout-section .builder-preview-panel {
  width: 760px !important;
  max-width: 760px !important;
  min-width: 760px !important;
}

.builder-layout-section .builder-summary-wrap .form-card,
.builder-layout-section .builder-preview-panel .side-panel {
  min-height: 320px !important;
  background: var(--white) !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--radius) !important;
  box-shadow: var(--shadow) !important;
  padding: 18px !important;
}

@media (max-width: 1400px) {
  .builder-layout-section .builder-top-grid,
  .builder-layout-section .builder-bottom-grid {
    grid-template-columns: 1fr !important;
  }

  .builder-layout-section .builder-summary-wrap,
  .builder-layout-section .builder-preview-panel {
    width: 100% !important;
    max-width: none !important;
    min-width: 0 !important;
  }
}


/* V45 fixes: row spacing + dedicated quote summary and preview panels */
.builder-canvas {
  row-gap: 1px !important;
  column-gap: 1px !important;
  gap: 1px !important;
}

.layout-preview-panel {
  min-height: 260px;
  margin-bottom: 1rem;
}

.layout-preview-panel .layout-visual {
  margin: 0;
}

.layout-preview-panel .layout-svg {
  max-width: 100%;
  height: auto;
  display: block;
}

.builder-summary-wrap .form-card,
.builder-preview-panel .side-panel {
  min-height: 360px !important;
}


/* V46 equal builder spacing + new default size */
.builder-canvas {
  gap: 1px !important;
  row-gap: 1px !important;
  column-gap: 1px !important;
}


/* V48 builder cube spacing update */
.builder-canvas {
  gap: 2px !important;
  row-gap: 2px !important;
  column-gap: 2px !important;
}


/* V50 hard fix for Dock Builder grid layout */
.builder-canvas {
  display: grid !important;
  grid-template-columns: repeat(var(--cols), 23px) !important;
  grid-auto-rows: 23px !important;
  gap: 1px !important;
  row-gap: 1px !important;
  column-gap: 1px !important;
  align-items: start !important;
  justify-content: start !important;
  width: fit-content !important;
  min-width: 0 !important;
  max-width: none !important;
  overflow: visible !important;
  padding: 0.45rem !important;
}

.builder-cell {
  width: 23px !important;
  height: 23px !important;
  min-width: 23px !important;
  min-height: 23px !important;
  display: block !important;
}

.builder-canvas-wrap {
  overflow-x: auto !important;
  overflow-y: visible !important;
}

.builder-layout-section .builder-canvas-wrap {
  width: 760px !important;
  max-width: 760px !important;
}


/* V55 flooding cube click-to-add controls */
.tool-help-text {
  margin: 0.5rem 0 0;
  font-size: 0.82rem;
  color: #5a6f80;
}

.builder-cell.cube-flooding .cell-cube-shape {
  box-shadow: inset 0 0 0 2px rgba(255,255,255,0.55);
  filter: saturate(0.88) brightness(0.95);
}


/* V56 separate flooding cube controls */
#floodingToolButtons {
  margin-top: 0.2rem;
}

.builder-cell.cube-flooding .cell-cube-shape {
  box-shadow: inset 0 0 0 2px rgba(255,255,255,0.55), 0 0 0 1px rgba(17,52,84,0.18);
  filter: saturate(0.9) brightness(0.94);
}

.builder-group .field-grid.two-col .tool-button-row {
  align-items: flex-start;
}


/* V78 V cube image rendering */
.cell-vcube-image {
  position: absolute;
  inset: 1px;
  width: calc(100% - 2px);
  height: calc(100% - 2px);
  object-fit: contain;
  border-radius: 8px;
  pointer-events: none;
  z-index: 2;
}


/* V79 V cube render fix */
.cell-vcube-image {
  position: absolute;
  inset: 1px;
  width: calc(100% - 2px);
  height: calc(100% - 2px);
  object-fit: contain;
  border-radius: 8px;
  pointer-events: none;
  z-index: 3;
}


/* V80: V cube graphic visibility */
.cell-vcube-image {
  position: absolute;
  inset: 1px;
  width: calc(100% - 2px);
  height: calc(100% - 2px);
  object-fit: contain;
  border-radius: 8px;
  pointer-events: none;
  z-index: 4;
}


/* V83: 2x1 V cube graphic */
.cell-vcube-image-span {
  position: absolute;
  top: 1px;
  left: 1px;
  width: calc(200% + 1px);
  height: calc(100% - 2px);
  object-fit: fill;
  border-radius: 8px;
  pointer-events: none;
  z-index: 4;
}


/* V84 wide cube graphics */
.cell-roller-image-span,
.cell-vcube-image-span {
  position: absolute;
  top: 1px;
  left: 1px;
  width: calc(200% + 1px);
  height: calc(100% - 2px);
  object-fit: fill;
  border-radius: 8px;
  pointer-events: none;
  z-index: 4;
}


/* V85 wide cube graphics */
.cell-roller-image-span,
.cell-vcube-image-span {
  position: absolute;
  top: 1px;
  left: 1px;
  width: calc(200% + 1px);
  height: calc(100% - 2px);
  object-fit: fill;
  border-radius: 8px;
  pointer-events: none;
  z-index: 4;
}


/* V86 wide cube builder rendering */
.builder-cell.wide-cube-end .cell-cube-shape {
  opacity: 0;
  border-color: transparent;
  background: transparent;
}
.builder-cell.roller-start .cell-roller-image-span,
.builder-cell.vcube-start .cell-vcube-image-span {
  position: absolute;
  top: 1px;
  left: 1px;
  width: calc(200% + 1px);
  height: calc(100% - 2px);
  object-fit: fill;
  border-radius: 8px;
  pointer-events: none;
  z-index: 5;
}
.builder-cell.roller-end,
.builder-cell.vcube-end {
  overflow: visible;
}


/* V87 final wide cube rendering */
.builder-cell.wide-cube-end {
  background: transparent !important;
  border-color: transparent !important;
}
.builder-cell.wide-cube-end .cell-cube-shape {
  display: none !important;
}
.builder-cell.roller-start .cell-roller-image-span,
.builder-cell.vcube-start .cell-vcube-image-span {
  position: absolute;
  top: -1px;
  left: -1px;
  width: calc(200% + 2px);
  height: calc(100% + 2px);
  object-fit: fill;
  border-radius: 8px;
  pointer-events: none;
  z-index: 10;
}


/* V88 gallery image fit */
.hero-card img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 24px;
  object-fit: cover;
}
.gallery-item img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  display: block;
}


/* V91 builder wide-cube display fixes */
.builder-cell.wide-cube-end {
  background: transparent !important;
  border-color: transparent !important;
  box-shadow: none !important;
}
.builder-cell.wide-cube-end::before,
.builder-cell.wide-cube-end::after,
.builder-cell.wide-cube-end .cell-cube-shape {
  display: none !important;
}
.builder-cell.roller-start,
.builder-cell.vcube-start {
  overflow: visible !important;
  z-index: 2;
}
.cell-roller-image-span,
.cell-vcube-image-span {
  position: absolute;
  top: -1px;
  left: -1px;
  width: calc(200% + 2px);
  height: calc(100% + 2px);
  object-fit: fill;
  border-radius: 8px;
  pointer-events: none;
  z-index: 20;
}


/* V102: wide cubes render as one 2x1 image in builder */
.builder-cell.roller-start .cell-cube-shape,
.builder-cell.vcube-start .cell-cube-shape,
.builder-cell.wide-cube-end .cell-cube-shape {
  display: none !important;
}

.builder-cell.wide-cube-end {
  background: transparent !important;
  border-color: transparent !important;
  box-shadow: none !important;
}

.builder-cell.wide-cube-end::before,
.builder-cell.wide-cube-end::after {
  display: none !important;
}

.builder-cell.roller-start,
.builder-cell.vcube-start {
  overflow: visible !important;
  z-index: 5;
}

.cell-roller-image-span,
.cell-vcube-image-span {
  position: absolute;
  top: -1px;
  left: -1px;
  width: calc(200% + 2px);
  height: calc(100% + 2px);
  object-fit: fill;
  border-radius: 12px;
  pointer-events: none;
  z-index: 25;
  max-width: none;
}


/* V113 product preview + parts quote */
.product-modal[hidden] { display:none !important; }
.product-modal {
  position: fixed; inset: 0; z-index: 1000;
}
.product-modal-backdrop {
  position:absolute; inset:0; background:rgba(10,20,30,.55);
}
.product-modal-dialog {
  position: relative;
  width:min(920px, calc(100vw - 40px));
  margin: 60px auto;
  background:#fff;
  border-radius:20px;
  box-shadow:0 18px 50px rgba(0,0,0,.22);
  padding:24px;
  z-index:2;
}
.product-modal-close {
  position:absolute; top:14px; right:14px;
  width:38px; height:38px; border-radius:50%;
  border:1px solid #d0dae2; background:#fff; cursor:pointer; font-size:24px;
}
.product-modal-grid {
  display:grid; grid-template-columns: 1fr 1fr; gap:22px; align-items:start;
}
.product-modal-image-wrap {
  background:#f4f7fa; border:1px solid #dde6ed; border-radius:16px; min-height:320px;
  display:flex; align-items:center; justify-content:center; padding:12px;
}
.product-modal-image {
  max-width:100%; max-height:360px; object-fit:contain;
}
.product-modal-content h2 { margin:0 0 8px; }
.product-modal-price { font-size:1.25rem; font-weight:700; color:#16354c; margin:0 0 14px; }
.product-modal-spec { color:#5a7387; line-height:1.5; margin:0 0 18px; }
.product-modal-actions { display:flex; gap:14px; align-items:end; flex-wrap:wrap; }
.quote-qty-control { display:flex; flex-direction:column; gap:6px; }
.quote-qty-control input { width:90px; padding:10px 12px; border:1px solid #c9d6df; border-radius:10px; }

.quote-drawer {
  position: fixed; right: 20px; bottom: 20px; width: 380px; max-width: calc(100vw - 40px);
  background:#fff; border:1px solid #d8e2ea; border-radius:18px; box-shadow:0 14px 40px rgba(15,35,52,.18);
  z-index: 900; padding:18px;
}
.quote-drawer-head { display:flex; justify-content:space-between; align-items:start; gap:12px; margin-bottom:14px; }
.quote-drawer-head h2 { margin:0 0 4px; font-size:1.15rem; }
.quote-drawer-head p { margin:0; color:#61798c; font-size:.92rem; }
.quote-drawer-list { display:grid; gap:12px; max-height:320px; overflow:auto; margin-bottom:14px; }
.quote-line {
  border:1px solid #e1e9ef; border-radius:14px; padding:12px; display:grid; gap:10px;
}
.quote-line-title { font-weight:700; }
.quote-line-meta { font-size:.9rem; color:#60778a; }
.quote-line-controls { display:grid; grid-template-columns: 90px 1fr auto; gap:10px; align-items:center; }
.quote-line-controls input { padding:8px 10px; border:1px solid #c9d6df; border-radius:10px; width:100%; }
.quote-line-total { font-weight:700; text-align:right; }
.quote-remove-btn { white-space:nowrap; }
.quote-drawer-total { border-top:1px solid #e5edf2; padding-top:12px; font-size:1.05rem; margin-bottom:14px; }
.quote-drawer-actions { display:grid; grid-template-columns: 1fr 1fr; gap:10px; }
.quote-empty { color:#6c8293; margin:0; }

.product-card, .product-item, [data-product-key] { cursor:pointer; }

@media (max-width: 860px) {
  .product-modal-dialog { margin: 24px auto; padding:18px; }
  .product-modal-grid { grid-template-columns: 1fr; }
  .quote-drawer { position: static; width:auto; max-width:none; margin: 20px; }
  .quote-drawer-actions { grid-template-columns: 1fr; }
}


.product-card-image,
  .product-card-image-empty { height: 200px; }
}


/* V120 products page 4-column layout */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.product-card {
  border: 1px solid #dde6ed;
  border-radius: 16px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 8px 22px rgba(15,35,52,0.08);
  cursor: pointer;
}
.product-card-image,
.product-card-image-empty {
  width: 100%;
  height: 150px;
  object-fit: cover;
  display: block;
  background: #f3f6f9;
}
.product-card-body {
  padding: 14px;
}
.product-card-kicker {
  font-size: .8rem;
  color: #6a8294;
  margin-bottom: 6px;
}
.product-title {
  margin: 0 0 8px;
  font-size: 0.95rem;
}
.product-spec {
  color: #61798c;
  min-height: 54px;
  margin: 0 0 10px;
  font-size: .92rem;
}
.product-price {
  font-weight: 700;
  margin: 0 0 12px;
}
@media (max-width: 1180px) {
  .product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .product-grid { grid-template-columns: 1fr; }
  .product-card-image,
  .product-card-image-empty { height: 190px; }
}


/* V121 forced 4-column products layout */
body .product-grid,
main .product-grid,
section .product-grid {
  display: grid !important;
  grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
  gap: 18px !important;
}
body .product-card-image,
body .product-card-image-empty {
  width: 100% !important;
  height: 150px !important;
  object-fit: cover !important;
  display: block !important;
  background: #f3f6f9 !important;
}
body .product-card-body {
  padding: 14px !important;
}
body .product-title {
  margin: 0 0 8px !important;
  font-size: 0.95rem !important;
}
body .product-spec {
  color: #61798c !important;
  min-height: 54px !important;
  margin: 0 0 10px !important;
  font-size: .92rem !important;
}
body .product-price {
  font-weight: 700 !important;
  margin: 0 0 12px !important;
}
@media (max-width: 1180px) {
  body .product-grid,
  main .product-grid,
  section .product-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  }
}
@media (max-width: 860px) {
  body .product-grid,
  main .product-grid,
  section .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }
}
@media (max-width: 560px) {
  body .product-grid,
  main .product-grid,
  section .product-grid {
    grid-template-columns: 1fr !important;
  }
  body .product-card-image,
  body .product-card-image-empty {
    height: 190px !important;
  }
}


/* V122 ensure quote remove button shows */
.quote-line-controls {
  display: grid !important;
  grid-template-columns: 84px 1fr auto !important;
  gap: 10px !important;
  align-items: center !important;
}
.quote-remove-btn {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  min-width: 112px !important;
  white-space: nowrap !important;
  visibility: visible !important;
  opacity: 1 !important;
}
@media (max-width: 560px) {
  .quote-line-controls {
    grid-template-columns: 1fr !important;
  }
  .quote-remove-btn {
    width: 100% !important;
  }
}

/* V123 quote remove button visibility */
.quote-line-controls {
  display: grid !important;
  grid-template-columns: 84px 1fr auto !important;
  gap: 10px !important;
  align-items: center !important;
}
.quote-remove-btn {
  display: inline-flex !important;
  visibility: visible !important;
  opacity: 1 !important;
  min-width: 112px !important;
  justify-content: center !important;
  white-space: nowrap !important;
}