/* Polar Maxima – Marketing Site */
@import url("chatbot.css");
@import url("house-image-brand.css");
@import url("house-gallery-lightbox.css");

:root {
  /* Royal palette — deep navy & teal, gold accents, parchment grounds */
  --color-deep: #0a2e3d;
  --color-teal: #0d4f5c;
  --color-teal-light: #1a6b7a;
  --color-accent: #c9a227;
  --color-accent-hover: #dfc560;
  --color-warm-bg: #f7f2e8;
  --color-warm-bg-alt: #ebe3d0;
  --color-surface: #fffcf5;
  --color-text: #1a2830;
  --color-text-muted: #4a5f6b;
  --color-border: #d4c9a8;
  --color-cta: #a67c00;
  --color-cta-hover: #c9a227;
  --color-royal-cream: #f3ead8;
  --rgb-deep: 10, 46, 61;
  --rgb-teal: 13, 79, 92;
  --rgb-gold: 201, 162, 39;
  --rgb-cta: 166, 124, 0;
  --font-sans: "DM Sans", system-ui, -apple-system, sans-serif;
  --font-display: "Cormorant Garamond", "Outfit", Georgia, serif;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --radius: 6px;
  --radius-lg: 10px;
  --shadow: 0 4px 28px rgba(var(--rgb-deep), 0.1);
  --shadow-lg: 0 14px 52px rgba(var(--rgb-deep), 0.14);
  --header-h: 72px;
  --transition: 0.25s ease;
  --max-width: 1200px;
}

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

html {
  /* Native wheel/trackpad scroll must stay instant; anchors use JS smooth scroll */
  scroll-behavior: auto;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-warm-bg);
}

img,
svg {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-teal-light);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--color-accent);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-sm);
  z-index: 10000;
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-deep);
  color: #fff;
  border-radius: var(--radius);
}

.skip-link:focus {
  top: var(--space-sm);
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-deep);
}

h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
}

h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  margin-bottom: var(--space-md);
}

h3 {
  font-size: 1.35rem;
}

p {
  margin: 0 0 var(--space-sm);
}

.lead {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  max-width: 42rem;
}

.eyebrow {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

/* Layout */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-xl) 0;
}

.section--alt {
  background: var(--color-warm-bg-alt);
}

.section--dark {
  background: linear-gradient(165deg, var(--color-deep) 0%, var(--color-teal) 100%);
  color: #e8f0f2;
}

.section--dark h2,
.section--dark h3 {
  color: #fff;
}

.section--dark p,
.section--dark .lead {
  color: rgba(232, 240, 242, 0.88);
}

.section-header {
  text-align: center;
  max-width: 40rem;
  margin: 0 auto var(--space-lg);
}

.section-header .lead {
  margin: var(--space-sm) auto 0;
}

.section-header__brief {
  margin: var(--space-md) auto 0;
  max-width: 36rem;
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--color-text-muted);
}

/* Small section sub-heading (used on some pages) */
.section-sub {
  font-weight: 700;
}

#values .section-sub {
  font-weight: 700;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(var(--rgb-deep), 0.04);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(var(--rgb-gold), 0.35);
  height: var(--header-h);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
  line-height: 0;
}

.logo img {
  display: block;
  height: 42px;
  width: auto;
  max-width: min(200px, 42vw);
  object-fit: contain;
  object-position: left center;
}

.logo--footer {
  padding: 0.45rem 0.65rem;
  background: #fff;
  border-radius: 6px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.18);
}

.logo--footer img {
  height: 40px;
  max-width: 180px;
  filter: none;
}

.logo:hover img {
  opacity: 0.92;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: var(--space-xs);
  cursor: pointer;
  color: var(--color-deep);
}

.nav-toggle svg {
  width: 28px;
  height: 28px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav a {
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--color-text);
}

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

.main-nav .btn {
  margin-left: var(--space-xs);
}

@media (max-width: 900px) {
  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--color-surface);
    padding: var(--space-md);
    gap: 0;
    max-height: calc(100vh - var(--header-h));
    max-height: calc(100dvh - var(--header-h));
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
  }

  .main-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .main-nav li {
    border-bottom: 1px solid var(--color-border);
  }

  .main-nav a {
    display: block;
    padding: var(--space-sm);
  }

  .main-nav .btn {
    margin: var(--space-sm) 0 0;
    text-align: center;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform 0.15s ease;
}

.btn--primary {
  background: var(--color-cta);
  color: #fff;
  border-color: var(--color-cta);
}

.btn--primary:hover {
  background: var(--color-cta-hover);
  border-color: var(--color-cta-hover);
  color: #fff;
}

.btn--secondary {
  background: transparent;
  color: var(--color-deep);
  border-color: var(--color-deep);
}

.btn--secondary:hover {
  background: var(--color-deep);
  color: #fff;
}

.btn--ghost-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.6);
}

.btn--ghost-light:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border-color: #fff;
}

.btn--accent {
  background: var(--color-accent);
  color: var(--color-deep);
  border-color: var(--color-accent);
}

.btn--accent:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: var(--color-deep);
}

.btn-group {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.btn-group--center,
.cta-band .btn-group,
.section--dark .btn-group {
  justify-content: center;
  margin-left: auto;
  margin-right: auto;
  width: fit-content;
}

/* Hero */
.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  min-height: calc(100dvh - var(--header-h));
  display: flex;
  align-items: center;
  padding: var(--space-xl) 0;
  overflow: hidden;
  background: linear-gradient(145deg, var(--color-deep) 0%, #0f3d4a 42%, var(--color-teal) 100%);
  color: var(--color-royal-cream);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 70% 20%, rgba(var(--rgb-gold), 0.18) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 10% 80%, rgba(255, 255, 255, 0.05) 0%, transparent 40%);
  pointer-events: none;
}

.hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.hero h1 {
  color: #fff;
  margin-bottom: var(--space-sm);
}

.hero .lead {
  color: rgba(232, 240, 242, 0.9);
  font-size: 1.15rem;
}

.hero__visual {
  position: relative;
}

.hero-diagram {
  display: block;
  width: 100%;
  max-width: 480px;
  height: auto;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.25));
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-top: var(--space-md);
  list-style: none;
  padding: 0;
}

.badge {
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 0.4rem 0.75rem;
  background: rgba(var(--rgb-gold), 0.2);
  border: 1px solid rgba(var(--rgb-gold), 0.45);
  border-radius: 999px;
  color: #f5e6b8;
}

@media (max-width: 900px) {
  .hero__grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero .btn-group {
    justify-content: center;
  }

  .badges {
    justify-content: center;
  }

  .hero__visual {
    order: -1;
  }
}

/* Page hero (inner pages) */
.page-hero {
  padding: var(--space-xl) 0 var(--space-lg);
  background: linear-gradient(165deg, var(--color-deep) 0%, var(--color-teal) 100%);
  color: #e8f0f2;
}

.page-hero h1 {
  color: #fff;
  margin-bottom: var(--space-sm);
}

.page-hero .lead {
  color: rgba(232, 240, 242, 0.9);
}

/* Cards & grids */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

@media (max-width: 900px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-sm);
  color: var(--color-accent);
}

.card h3 {
  margin-top: 0;
  margin-bottom: var(--space-xs);
}

.card p:last-child {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Problem / Solution */
.split-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.panel {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
}

.panel--problem {
  background: #faf4f0;
  border: 1px solid #e8d4c8;
}

.panel--solution {
  background: #f0f4fa;
  border: 1px solid rgba(var(--rgb-gold), 0.35);
}

.panel h3 {
  margin-top: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.panel ul {
  margin: var(--space-sm) 0 0;
  padding-left: 1.25rem;
}

.panel li {
  margin-bottom: 0.5rem;
}

@media (max-width: 768px) {
  .split-panel {
    grid-template-columns: 1fr;
  }
}

/* Pillars */
.pillar-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

@media (max-width: 1000px) {
  .pillar-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .pillar-grid {
    grid-template-columns: 1fr;
  }
}

.pillar {
  text-align: center;
  padding: var(--space-md);
}

.pillar__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-deep);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: var(--space-sm);
}

/* Economics bar */
.economics-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

.compare-block {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow);
}

.compare-block h3 {
  margin-top: 0;
  font-size: 1.1rem;
}

.bar-chart {
  margin: var(--space-md) 0;
}

.bar-row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.bar-label {
  flex: 0 0 90px;
  font-size: 0.875rem;
  font-weight: 600;
}

.bar-track {
  flex: 1;
  height: 28px;
  background: var(--color-warm-bg-alt);
  border-radius: var(--radius);
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  padding-left: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
  min-width: 2.5rem;
}

.bar-fill--materials {
  background: var(--color-teal-light);
}

.bar-fill--labour {
  background: var(--color-cta);
}

/* Diagram */
.diagram-wrap {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow);
  margin: var(--space-lg) 0;
}

.diagram-wrap svg {
  width: 100%;
  max-width: 700px;
  margin: 0 auto;
}

.callouts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.callout {
  display: flex;
  gap: var(--space-xs);
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.callout::before {
  content: "";
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  margin-top: 0.45rem;
  background: var(--color-accent);
  border-radius: 50%;
}

@media (max-width: 600px) {
  .callouts {
    grid-template-columns: 1fr;
  }
}

/* Assembly flow */
.flow-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.flow-col {
  padding: var(--space-md);
  border-radius: var(--radius-lg);
}

.flow-col--old {
  background: #faf8f6;
  border: 2px dashed var(--color-border);
}

.flow-col--new {
  background: linear-gradient(135deg, #f5f0e4 0%, #ebe3d0 100%);
  border: 2px solid rgba(var(--rgb-gold), 0.55);
}

.flow-col h3 {
  font-size: 1rem;
  margin-top: 0;
}

.flow-steps {
  list-style: none;
  padding: 0;
  margin: var(--space-sm) 0 0;
  font-size: 0.9rem;
}

.flow-steps li {
  padding: 0.35rem 0;
  padding-left: 1.25rem;
  position: relative;
}

.flow-col--old .flow-steps li::before {
  content: "×";
  position: absolute;
  left: 0;
  color: #c44;
  font-weight: bold;
}

.flow-col--new .flow-steps li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-teal-light);
  font-weight: bold;
}

@media (max-width: 768px) {
  .flow-compare,
  .economics-compare {
    grid-template-columns: 1fr;
  }
}

/* Partner categories */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  list-style: none;
  padding: 0;
  margin: var(--space-md) 0;
}

.tag-list li {
  padding: 0.5rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.875rem;
}

.tag-list--models {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xs);
  justify-content: stretch;
}

.tag-list--models li {
  text-align: center;
  border-radius: var(--radius);
}

.tag-list--models a {
  display: block;
  padding: 0.5rem 1rem;
  margin: -0.5rem -1rem;
  color: inherit;
  text-decoration: none;
  border-radius: var(--radius);
}

.tag-list--models a:hover {
  color: var(--color-deep);
  background: rgba(var(--rgb-gold), 0.12);
}

@media (max-width: 700px) {
  .tag-list--models {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 400px) {
  .tag-list--models {
    grid-template-columns: 1fr;
  }
}

.section--dark .tag-list li {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  color: #e8f0f2;
}

/* Model cards */
.model-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.model-card__img {
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, var(--color-teal) 0%, var(--color-deep) 100%);
  border-radius: var(--radius) var(--radius) 0 0;
  margin: calc(-1 * var(--space-md)) calc(-1 * var(--space-md)) var(--space-sm);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: space-between;
  padding: 0;
  overflow: hidden;
}

.model-card__category-banner {
  display: flex;
  align-items: center;
  width: 100%;
  min-height: 2rem;
  padding: 0.45rem 0.65rem;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(var(--rgb-teal), 0.12);
  box-sizing: border-box;
  position: relative;
  z-index: 2;
}

.model-card__category-banner-item {
  display: inline-block;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.2;
  color: var(--color-deep);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  background: rgba(var(--rgb-teal), 0.06);
}

.model-card__tag {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  background: rgba(0, 0, 0, 0.3);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  margin: var(--space-sm);
  margin-top: auto;
  align-self: flex-start;
}

.model-card__use {
  font-size: 0.875rem;
  color: var(--color-accent);
  font-weight: 600;
  margin-top: auto;
  padding-top: var(--space-sm);
}

.model-card__price {
  margin: 0.35rem var(--space-md) 0;
  font-size: 0.95rem;
  font-weight: 700;
  color: #8ef0df;
}

.models-count-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 3rem;
  padding: 0.35rem 0.85rem;
  margin-bottom: var(--space-sm);
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-teal-light);
  background: rgba(var(--rgb-gold), 0.14);
  border-radius: var(--radius-lg);
}

/* Curated house types — grouped catalog sections, 3 cards per row */
.models-grid-10 {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  max-width: var(--max-width);
  margin: 0 auto;
}

.models-catalog-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.models-catalog-section__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  align-items: stretch;
}

.models-catalog-group__title {
  margin: 0;
  padding-top: var(--space-md);
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-teal-light);
  letter-spacing: 0.02em;
}

.models-catalog-section:first-child .models-catalog-group__title {
  padding-top: 0;
}

.models-catalog-section__grid .model-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 280px;
  padding: 0;
  overflow: hidden;
}

.models-catalog-section__grid .model-card h3,
.models-catalog-section__grid .model-card .model-card__title {
  margin: 0;
  padding: var(--space-sm) var(--space-md) 0;
  font-size: 1.15rem;
}

.model-card--clickable {
  position: relative;
}

.model-card__cover-link {
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: inherit;
}

.model-card--clickable h3 a,
.model-card__actions .btn {
  position: relative;
  z-index: 2;
}

.model-card--clickable h3 a {
  color: inherit;
  text-decoration: none;
}

.model-card--clickable h3 a:hover {
  color: var(--color-teal-light);
}

.model-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin: var(--space-sm) var(--space-md) var(--space-md);
  margin-top: auto;
}

.models-catalog-section__grid .model-card .btn {
  margin: 0;
  align-self: flex-start;
}

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

.models-catalog-section__grid .model-card__img {
  margin: 0;
  border-radius: 0;
  aspect-ratio: 16 / 9;
  padding: 0;
}

.models-catalog-section__grid .model-card__category-banner {
  border-radius: 0;
}

.models-catalog-section__grid .model-card__tag {
  margin: var(--space-sm);
  margin-top: auto;
}

.models-catalog-section__grid .model-card__use {
  padding: 0 var(--space-md);
  margin-top: var(--space-xs);
  margin-bottom: 0;
  line-height: 1.5;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-weight: 400;
}

/* Center last row when 1 or 2 cards remain */
.models-catalog-section__grid .model-card:last-child:nth-child(3n + 1):nth-last-child(1) {
  grid-column: 2;
}

.models-catalog-section__grid .model-card:nth-last-child(2):nth-child(3n + 1) {
  grid-column: 1;
}

.models-catalog-section__grid .model-card:last-child:nth-last-child(2) {
  grid-column: 2;
}

@media (max-width: 900px) {
  .models-catalog-section__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }

  .models-catalog-section__grid .model-card:last-child:nth-child(3n + 1):nth-last-child(1),
  .models-catalog-section__grid .model-card:nth-last-child(2):nth-child(3n + 1),
  .models-catalog-section__grid .model-card:last-child:nth-last-child(2) {
    grid-column: auto;
  }

  .models-catalog-section__grid .model-card:last-child:nth-child(2n + 1):nth-last-child(1) {
    grid-column: 1 / -1;
    max-width: 50%;
    justify-self: center;
  }
}

@media (max-width: 520px) {
  .models-catalog-section__grid {
    grid-template-columns: 1fr;
  }

  .models-catalog-section__grid .model-card:last-child:nth-child(2n + 1):nth-last-child(1) {
    max-width: none;
    grid-column: auto;
  }
}

/* Forms */
.form {
  max-width: 36rem;
  margin: 0 auto;
}

.form-group {
  margin-bottom: var(--space-md);
}

.form label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.35rem;
  color: var(--color-deep);
}

.form-optional {
  font-weight: 500;
  color: var(--color-text-muted);
}

.form-hint {
  margin: 0.35rem 0 0;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.45;
}

.form-textarea--compact {
  min-height: 88px;
}

.form input,
.form select,
.form textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: inherit;
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}

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

.form input[type="file"] {
  width: 100%;
  padding: 0.65rem 0;
  font-size: 0.9375rem;
  border: none;
  background: transparent;
}

.form input[type="file"]::file-selector-button {
  margin-right: var(--space-sm);
  padding: 0.5rem 1rem;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-warm-bg);
  color: var(--color-deep);
  cursor: pointer;
}

.form input[type="file"]::file-selector-button:hover {
  border-color: var(--color-accent);
}

.careers-apply {
  max-width: 40rem;
  margin: 0 auto;
}

.careers-apply__form {
  max-width: none;
  margin: 0 auto;
  padding: var(--space-lg);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  transform: none !important;
}

.careers-apply__form.tilt-interactive,
.careers-apply__form.tilt-interactive:hover,
.careers-apply__form.tilt-interactive.is-tilt-active {
  transform: none !important;
}

.careers-apply__form .tilt-interactive__shine {
  display: none !important;
}

.careers-jobs {
  text-align: left;
}

.careers-job {
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
}

.careers-job--last {
  border-bottom: none;
  padding-bottom: 0;
}

.careers-job__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: 0.25rem;
}

.careers-job__title {
  font-size: 1.1rem;
  color: var(--color-deep);
}

.careers-job__badge {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: rgba(var(--rgb-gold), 0.18);
  color: var(--color-deep);
}

.careers-job__meta {
  margin: 0 0 var(--space-sm);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.careers-job__desc {
  margin: 0 0 var(--space-sm);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

.careers-job .btn--sm {
  padding: 0.55rem 1.1rem;
  font-size: 0.875rem;
}

.careers-job__link {
  font-weight: 600;
  font-size: 0.9375rem;
}

.form input:focus,
.form select:focus,
.form textarea:focus {
  border-color: var(--color-accent);
}

/* CTA band */
.cta-band {
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  background: linear-gradient(135deg, var(--color-deep) 0%, var(--color-teal) 100%);
  color: #e8f0f2;
  border-radius: var(--radius-lg);
}

.cta-band h2 {
  color: #fff;
}

.cta-band .lead {
  color: rgba(255, 255, 255, 0.92);
}

/* Footer */
.site-footer {
  background: var(--color-deep);
  color: rgba(232, 240, 242, 0.85);
  padding: var(--space-xl) 0 var(--space-md);
}

.site-footer a {
  color: var(--color-accent);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--color-accent-hover);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.footer-grid h4 {
  color: #fff;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 var(--space-sm);
}

.footer-grid ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-grid li {
  margin-bottom: 0.4rem;
}

.footer-grid a {
  color: rgba(232, 240, 242, 0.75);
  font-size: 0.9rem;
}

.footer-grid a:hover {
  color: #fff;
}

.footer-newsletter {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: var(--space-lg) 0 var(--space-md);
  margin-bottom: var(--space-sm);
}

.footer-newsletter__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
  gap: var(--space-md) var(--space-lg);
  align-items: start;
}

.footer-newsletter__copy h4 {
  color: #fff;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 var(--space-xs);
}

.footer-newsletter__copy p {
  margin: 0;
  font-size: 0.9rem;
  color: rgba(232, 240, 242, 0.75);
  max-width: 28rem;
  line-height: 1.5;
}

.footer-newsletter__form {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  margin: 0;
}

.footer-newsletter__form input[type="email"] {
  flex: 1 1 12rem;
  min-width: 0;
  padding: 0.7rem 1rem;
  font-family: inherit;
  font-size: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.footer-newsletter__form input[type="email"]::placeholder {
  color: rgba(232, 240, 242, 0.5);
}

.footer-newsletter__form input[type="email"]:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-color: var(--color-accent);
}

.footer-newsletter__form .btn--primary {
  flex-shrink: 0;
}

.footer-newsletter__status {
  flex: 1 1 100%;
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-accent);
}

.footer-newsletter__fine {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 0.75rem;
  color: rgba(232, 240, 242, 0.55);
}

.footer-newsletter__fine a {
  color: rgba(184, 245, 238, 0.9);
}

@media (max-width: 768px) {
  .footer-newsletter__inner {
    grid-template-columns: 1fr;
  }
}

.footer-bottom {
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1.25rem;
}

.footer-legal a {
  color: rgba(232, 240, 242, 0.75);
  text-decoration: none;
}

.footer-legal a:hover {
  color: #fff;
  text-decoration: underline;
}

/* Legal pages */
.legal-meta {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
}

.legal-content {
  max-width: 42rem;
}

.legal-content h2 {
  font-size: 1.25rem;
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content p,
.legal-content li {
  color: var(--color-text-muted);
  line-height: 1.65;
}

.legal-content ul {
  margin: 0 0 var(--space-md);
  padding-left: 1.25rem;
}

.legal-content li {
  margin-bottom: 0.35rem;
}

.legal-nav {
  margin-top: var(--space-xl);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  font-size: 0.9375rem;
}

.footer-tagline {
  font-style: italic;
  opacity: 0.7;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 500px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* Animations */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Tech grid icons */
.tech-icon {
  width: 56px;
  height: 56px;
  margin-bottom: var(--space-sm);
  padding: 12px;
  background: rgba(var(--rgb-gold), 0.12);
  border-radius: var(--radius);
  color: var(--color-teal);
}

.section--dark .tech-icon {
  background: rgba(var(--rgb-gold), 0.25);
  color: var(--color-accent);
}

/* Mission list */
.mission-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.mission-list li {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.mission-list li::before {
  content: "→";
  color: var(--color-accent);
  font-weight: bold;
}

/* Contact info sidebar */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-xl);
  align-items: start;
}

.contact-info {
  background: var(--color-surface);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.contact-info h3 {
  margin-top: 0;
}

.contact-info p {
  margin-bottom: var(--space-xs);
}

@media (max-width: 768px) {
  .contact-layout {
    grid-template-columns: 1fr;
  }
}

/* Stats strip */
.stats-strip {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-md) 0;
}

.stats-strip__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  text-align: center;
}

.stat__value {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--color-teal-light);
  line-height: 1.1;
}

.stat__label {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

@media (max-width: 700px) {
  .stats-strip__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Audience */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
}

.audience-card {
  padding: var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  text-align: center;
}

.audience-card h3 {
  font-size: 1rem;
  margin: 0 0 0.35rem;
}

.audience-card p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0;
}

@media (max-width: 900px) {
  .audience-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Product teasers & features */
.product-teaser-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.product-teaser {
  text-decoration: none;
  color: inherit;
  display: block;
  padding: var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.product-teaser:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  color: inherit;
}

.product-teaser__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  margin-bottom: var(--space-sm);
  background: linear-gradient(135deg, var(--color-teal) 0%, var(--color-deep) 100%);
}

.product-teaser h3 {
  font-size: 1.05rem;
  margin: 0 0 0.35rem;
}

.product-teaser p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0;
}

@media (max-width: 900px) {
  .product-teaser-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .product-teaser-grid {
    grid-template-columns: 1fr;
  }
}

.product-feature {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-lg);
  align-items: center;
  padding: var(--space-lg);
  margin-bottom: var(--space-md);
}

.product-feature--reverse {
  direction: rtl;
}

.product-feature--reverse > * {
  direction: ltr;
}

.product-feature__visual {
  min-height: 220px;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, var(--color-teal) 0%, var(--color-deep) 100%);
}

.product-feature__visual--windows {
  background: linear-gradient(160deg, #87ceeb 0%, var(--color-teal) 50%, var(--color-deep) 100%);
}

.product-feature__visual--doors {
  background:
    linear-gradient(160deg, rgba(var(--rgb-deep), 0.18) 0%, rgba(var(--rgb-deep), 0.58) 100%),
    url("../assets/home/product-feature-doors.png") center / cover no-repeat;
}

.product-feature__visual--insulation {
  background: linear-gradient(160deg, var(--color-accent) 0%, var(--color-teal-light) 40%, var(--color-deep) 100%);
}

/* Kit visual slider — see products-kits-slider.css */

.product-feature__visual--apartments {
  background:
    linear-gradient(160deg, rgba(var(--rgb-deep), 0.25) 0%, rgba(var(--rgb-deep), 0.72) 100%),
    url("../assets/houses/hearts-content/exterior-renders.png") center / cover no-repeat;
}

/* Doors page — visual-first blocks */
.doors-metric-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-md);
  padding: var(--space-md);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(var(--rgb-gold), 0.12), rgba(var(--rgb-deep), 0.08));
  border: 1px solid rgba(var(--rgb-teal), 0.18);
}

.doors-metric {
  display: grid;
  gap: 0.25rem;
  align-content: start;
}

.doors-metric__value {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-teal-light);
  line-height: 1.1;
}

.doors-metric__label {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.doors-visual-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.doors-visual-card h3 {
  margin-top: 0;
}

.doors-diagram {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(var(--rgb-teal), 0.14);
  background: rgba(255, 255, 255, 0.5);
  margin-top: var(--space-sm);
}

.doors-icon-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: var(--space-sm);
}

.doors-icon-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.4rem 0.65rem;
  border-radius: 999px;
  border: 1px solid rgba(var(--rgb-teal), 0.14);
  background: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
  color: var(--color-deep);
}

.doors-icon-pill__icon {
  width: 1.1rem;
  height: 1.1rem;
  display: inline-flex;
  color: var(--color-teal);
}

.doors-icon-pill__icon svg {
  width: 100%;
  height: 100%;
}

.doors-spec-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
  margin-top: var(--space-sm);
}

.doors-spec {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 0.75rem;
  padding: 0.75rem;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(var(--rgb-teal), 0.12);
  background: rgba(255, 255, 255, 0.65);
}

.doors-spec__k {
  color: var(--color-text-muted);
  font-weight: 600;
}

.doors-spec__v {
  color: var(--color-deep);
  font-weight: 600;
}

.doors-mini-note {
  margin-top: var(--space-sm);
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.doors-icon-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-md);
}

.doors-icon-card {
  display: grid;
  gap: 0.5rem;
}

.doors-icon-card__icon {
  width: 2.25rem;
  height: 2.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-teal);
}

.doors-icon-card__icon svg {
  width: 100%;
  height: 100%;
}

.doors-icon-card p {
  margin: 0;
  color: var(--color-text-muted);
}

@media (max-width: 900px) {
  .doors-visual-grid {
    grid-template-columns: 1fr;
  }
  .doors-icon-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .doors-metric-strip {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .product-feature,
  .product-feature--reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .product-feature__visual {
    min-height: 160px;
    order: -1;
  }
}

/* UVP band */
.uvp-band {
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.uvp-band .container {
  display: flex;
  justify-content: center;
}

.uvp-band blockquote {
  margin: 0 auto;
  max-width: 44rem;
  text-align: center;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 600;
  color: var(--color-deep);
  line-height: 1.35;
}

/* Header scroll state */
.site-header.is-scrolled {
  box-shadow: var(--shadow);
}

/* Back to top */
.back-to-top {
  position: fixed;
  right: var(--space-md);
  bottom: var(--space-md);
  z-index: 999;
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 50%;
  background: var(--color-cta);
  color: #fff;
  font-size: 1.25rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  transition: opacity var(--transition), transform 0.15s ease;
}

.back-to-top:hover {
  background: var(--color-cta-hover);
  transform: translateY(-2px);
}

.back-to-top.is-visible {
  display: block;
}

.back-to-top[hidden] {
  display: none;
}

/* Doc page */
.doc-header {
  padding: var(--space-sm) 0;
  background: var(--color-warm-bg);
  border-bottom: 1px solid var(--color-border);
}

.doc-main section h2 {
  margin-top: var(--space-lg);
}

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

.doc-table th,
.doc-table td {
  border: 1px solid var(--color-border);
  padding: 0.5rem 0.75rem;
  text-align: left;
}

.doc-table th {
  background: var(--color-warm-bg-alt);
}

/* Products sub-navigation (internal sub-pages) */
.products-subnav {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: var(--header-h);
  z-index: 100;
}

.products-subnav__inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  padding: var(--space-sm) 0;
}

.products-subnav a {
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  transition: background var(--transition), color var(--transition);
}

.products-subnav a:hover {
  color: var(--color-deep);
  background: var(--color-warm-bg-alt);
}

.products-subnav a[aria-current="page"] {
  color: var(--color-deep);
  background: rgba(var(--rgb-gold), 0.15);
  font-weight: 600;
}

/* Windows catalog */
.window-types-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.window-type-card {
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  height: 100%;
}

.window-type-card h3 {
  margin-top: 0;
  font-size: 1.1rem;
}

.window-type-card p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

.glazing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.glazing-card {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--color-surface) 0%, var(--color-warm-bg-alt) 100%);
  border: 1px solid var(--color-border);
  position: relative;
}

.glazing-card--extreme {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px rgba(var(--rgb-gold), 0.2);
}

.glazing-card__r {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-teal-light);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.glazing-card__meta {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
}

.cert-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: linear-gradient(135deg, rgba(var(--rgb-gold), 0.12) 0%, rgba(var(--rgb-deep), 0.06) 100%);
  border: 1px solid rgba(var(--rgb-gold), 0.35);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-lg);
}

.cert-banner strong {
  color: var(--color-deep);
}

.spec-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-top: var(--space-sm);
  list-style: none;
  padding: 0;
}

.spec-chips li {
  font-size: 0.8125rem;
  padding: 0.35rem 0.65rem;
  background: var(--color-warm-bg-alt);
  border-radius: 999px;
  color: var(--color-text-muted);
}

@media (max-width: 900px) {
  .window-types-grid,
  .glazing-grid {
    grid-template-columns: 1fr;
  }
}

.glazing-grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1000px) {
  .glazing-grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .glazing-grid--4 {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 601px) and (max-width: 900px) {
  .window-types-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* —— Site hierarchy: nav dropdowns, breadcrumbs, section subnav —— */
.nav-item--dropdown {
  position: relative;
}

.nav-dropdown-toggle {
  background: none;
  border: none;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--color-text);
  cursor: pointer;
  padding: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.nav-dropdown-toggle::after {
  content: "";
  width: 0.4rem;
  height: 0.4rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  transition: transform var(--transition);
}

.nav-item--dropdown.is-open .nav-dropdown-toggle::after {
  transform: rotate(-135deg) translateY(2px);
}

.nav-dropdown-toggle:hover,
.nav-dropdown-toggle[aria-current="page"] {
  color: var(--color-teal-light);
}

.nav-dropdown {
  list-style: none;
  margin: 0;
  padding: 0.5rem;
  min-width: 12rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 36px rgba(var(--rgb-deep), 0.1);
}

.nav-dropdown--catalog {
  min-width: 15.5rem;
  max-height: 75vh;
  padding: 0.45rem;
  border-color: var(--color-border);
}

.nav-dropdown--wide {
  min-width: 15.5rem;
  max-height: 70vh;
}

.nav-dropdown__item {
  list-style: none;
}

.nav-dropdown__item--overview {
  margin-bottom: 0.35rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--color-border);
}

.nav-dropdown__overview-link {
  display: block;
  padding: 0.4rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  text-decoration: none;
  border-radius: var(--radius);
}

.nav-dropdown__overview-link:hover {
  color: var(--color-teal);
  background: rgba(var(--rgb-teal), 0.06);
}

.nav-dropdown__group {
  list-style: none;
}

.nav-dropdown__flyout {
  position: relative;
}

.nav-dropdown__group-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
  padding: 0.55rem 0.65rem;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-deep);
  text-decoration: none;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition:
    background var(--transition),
    border-color var(--transition),
    color var(--transition);
}

.nav-dropdown__group-text {
  flex: 1;
  min-width: 0;
}

.nav-dropdown__chevron {
  flex-shrink: 0;
  font-size: 1.125rem;
  line-height: 1;
  font-weight: 400;
  color: var(--color-teal);
  opacity: 0.45;
  transition:
    opacity 0.2s ease,
    transform 0.22s ease;
}

.nav-dropdown__flyout:hover > .nav-dropdown__panel,
.nav-dropdown__flyout:focus-within > .nav-dropdown__panel,
.nav-dropdown__flyout.is-expanded > .nav-dropdown__panel {
  max-height: 28rem;
  opacity: 1;
  visibility: visible;
  margin-top: 0.15rem;
  padding-bottom: 0.15rem;
}

.nav-dropdown__flyout:hover > .nav-dropdown__group-link,
.nav-dropdown__flyout:focus-within > .nav-dropdown__group-link,
.nav-dropdown__flyout.is-expanded > .nav-dropdown__group-link {
  color: var(--color-teal);
  background: rgba(var(--rgb-teal), 0.08);
  border-color: rgba(var(--rgb-teal), 0.18);
}

.nav-dropdown__flyout:hover .nav-dropdown__chevron,
.nav-dropdown__flyout:focus-within .nav-dropdown__chevron,
.nav-dropdown__flyout.is-expanded .nav-dropdown__chevron {
  opacity: 1;
  transform: rotate(90deg);
}

.nav-dropdown__group-link:hover {
  color: var(--color-teal);
}

.nav-dropdown__panel {
  margin: 0;
  padding: 0;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  background: rgba(var(--rgb-teal), 0.04);
  border-radius: calc(var(--radius) - 2px);
  transition:
    max-height 0.3s ease,
    opacity 0.22s ease,
    margin 0.22s ease,
    padding 0.22s ease,
    visibility 0.22s ease;
}

.nav-dropdown__panel-title {
  margin: 0;
  padding: 0.35rem 0.65rem 0.25rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-teal);
  border-bottom: 1px solid rgba(var(--rgb-teal), 0.12);
}

.nav-dropdown__panel-list {
  list-style: none;
  margin: 0;
  padding: 0.25rem 0.35rem 0.35rem;
}

.nav-dropdown__bullet {
  display: inline-block;
  margin-right: 0.35rem;
  color: rgba(var(--rgb-teal), 0.55);
  font-weight: 600;
}

.nav-dropdown__sub a {
  display: flex;
  align-items: center;
  padding: 0.42rem 0.55rem;
  font-size: 0.8125rem;
  font-weight: 500;
  border-radius: calc(var(--radius) - 2px);
}

.nav-dropdown__branch > .nav-dropdown__branch-link {
  font-weight: 600;
  color: var(--color-deep);
}

.nav-dropdown__nested {
  list-style: none;
  margin: 0.15rem 0 0.25rem 1.15rem;
  padding: 0.1rem 0 0.1rem 0.55rem;
  border-left: 2px solid rgba(var(--rgb-teal), 0.2);
}

.nav-dropdown__sub--nested a {
  font-size: 0.78125rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.nav-dropdown__sub--nested a:hover {
  color: var(--color-deep);
}

.nav-dropdown__sub--deep a {
  font-size: 0.78125rem;
  font-weight: 500;
}

@media (min-width: 901px) {
  .nav-dropdown--catalog,
  .nav-dropdown--wide {
    overflow: visible;
  }

  .nav-dropdown__panel-title {
    display: none;
  }
}

@media (max-width: 900px) {
  .nav-dropdown__nested {
    margin-left: 0.85rem;
  }
}

@media (min-width: 901px) {
  .nav-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
    z-index: 200;
  }

  .nav-item--dropdown.is-open .nav-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
}

.nav-dropdown a {
  text-decoration: none;
  color: inherit;
}

.nav-dropdown__panel-list a:hover {
  background: rgba(var(--rgb-teal), 0.06);
  color: var(--color-deep);
}

.nav-dropdown a:focus-visible {
  outline: 2px solid rgba(var(--rgb-teal), 0.35);
  outline-offset: 1px;
}

.nav-dropdown a[aria-current="page"] {
  background: transparent;
  color: var(--color-text);
  font-weight: inherit;
}

.nav-dropdown__sub a[aria-current="page"],
.nav-dropdown__sub--deep a[aria-current="page"] {
  background: transparent;
  color: var(--color-text);
  font-weight: 500;
}

.nav-dropdown__divider {
  height: 1px;
  margin: 0.35rem 0.5rem;
  background: var(--color-border);
  list-style: none;
}

.nav-dropdown__label {
  padding: 0.5rem 0.75rem 0.2rem;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  list-style: none;
  pointer-events: none;
}

.nav-dropdown__label--sub {
  padding-top: 0.75rem;
  font-size: 0.625rem;
  opacity: 0.85;
}

.products-subnav__group {
  font-weight: 700 !important;
  color: var(--color-deep) !important;
  opacity: 1 !important;
}

.products-subnav__group:hover {
  color: var(--color-teal) !important;
  background: rgba(var(--rgb-teal), 0.08) !important;
}

.products-subnav__group[aria-current="page"] {
  color: var(--color-teal) !important;
  background: rgba(var(--rgb-teal), 0.12) !important;
}

.products-subnav__child {
  padding-left: 0.25rem;
  font-size: 0.8125rem !important;
}

.products-subnav__filter {
  font-size: 0.75rem !important;
  opacity: 0.88;
}

.catalog-filter-bar {
  margin: 0 0 var(--space-lg);
  padding: var(--space-md);
  background: var(--color-warm-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.catalog-filter-bar--banner,
.catalog-filter-bar--toolbar {
  padding: 0;
  background: #fff;
  border: 1px solid rgba(var(--rgb-teal), 0.14);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 28px rgba(var(--rgb-deep), 0.06);
  overflow: hidden;
}

.catalog-filter-toolbar__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm) var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: linear-gradient(
    180deg,
    rgba(var(--rgb-teal), 0.07) 0%,
    rgba(255, 255, 255, 1) 100%
  );
  border-bottom: 1px solid rgba(var(--rgb-teal), 0.1);
}

.catalog-filter-toolbar__title {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-teal);
  flex-shrink: 0;
}

.catalog-filter-toolbar__active {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  flex: 1;
  min-width: 12rem;
}

.catalog-filter-toolbar__none {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.catalog-filter-toolbar__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.32rem 0.7rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-deep);
  text-decoration: none;
  background: rgba(var(--rgb-gold), 0.14);
  border: 1px solid rgba(var(--rgb-gold), 0.42);
  border-radius: 999px;
  transition: background var(--transition), border-color var(--transition);
}

.catalog-filter-toolbar__tag:hover {
  background: rgba(var(--rgb-gold), 0.24);
  border-color: rgba(var(--rgb-gold), 0.55);
}

.catalog-filter-toolbar__tag-remove {
  font-size: 1rem;
  line-height: 1;
  opacity: 0.75;
}

.catalog-filter-toolbar__clear {
  margin-left: auto;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-teal);
  text-decoration: none;
  flex-shrink: 0;
}

.catalog-filter-toolbar__clear:hover {
  text-decoration: underline;
}

.catalog-filter-toolbar__groups {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  padding: var(--space-sm) var(--space-md);
}

.catalog-filter-group {
  flex: 1 1 280px;
  min-width: min(100%, 240px);
  padding: var(--space-sm) var(--space-md);
}

.catalog-filter-group + .catalog-filter-group {
  border-left: 1px solid rgba(var(--rgb-teal), 0.12);
}

.catalog-filter-group__label {
  margin: 0 0 var(--space-sm);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

.catalog-filter-group--format .catalog-filter-group__label {
  color: #8a6f12;
}

.catalog-filter-group--size .catalog-filter-group__label {
  color: var(--color-teal);
}

.catalog-filter-group__options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

@media (max-width: 720px) {
  .catalog-filter-toolbar__head {
    flex-direction: column;
    align-items: flex-start;
  }

  .catalog-filter-toolbar__clear {
    margin-left: 0;
  }

  .catalog-filter-toolbar__groups {
    flex-direction: column;
    padding: var(--space-md);
  }

  .catalog-filter-group + .catalog-filter-group {
    border-left: none;
    border-top: 1px solid rgba(var(--rgb-teal), 0.12);
    padding-top: var(--space-md);
    margin-top: var(--space-xs);
  }
}

.catalog-filter-banner {
  display: flex;
  flex-direction: column;
}

.catalog-filter-bar__row {
  padding: var(--space-md) var(--space-lg);
}

.catalog-filter-bar__row + .catalog-filter-bar__row {
  border-top: 1px solid rgba(var(--rgb-teal), 0.1);
}

.catalog-filter-bar__row--format {
  background: linear-gradient(
    180deg,
    rgba(var(--rgb-gold), 0.08) 0%,
    rgba(255, 255, 255, 0.96) 100%
  );
}

.catalog-filter-bar__row--size {
  background: linear-gradient(
    180deg,
    rgba(var(--rgb-teal), 0.05) 0%,
    rgba(255, 255, 255, 1) 100%
  );
}

.catalog-filter-bar__label {
  margin: 0 0 var(--space-sm);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.catalog-filter-bar__row--format .catalog-filter-bar__label {
  color: #8a6f12;
}

.catalog-filter-bar__row--size .catalog-filter-bar__label {
  color: var(--color-teal);
}

.catalog-filter-bar__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.catalog-filter-bar__chip {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.85rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-deep);
  text-decoration: none;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  transition: border-color var(--transition), background var(--transition), color var(--transition);
}

.catalog-filter-bar__chip--format:hover,
.catalog-filter-bar__chip--format.is-active {
  border-color: rgba(var(--rgb-gold), 0.55);
  background: rgba(var(--rgb-gold), 0.16);
  color: #6b5610;
}

.catalog-filter-bar__chip--size:hover,
.catalog-filter-bar__chip--size.is-active {
  border-color: rgba(var(--rgb-teal), 0.45);
  background: rgba(var(--rgb-teal), 0.1);
  color: var(--color-teal);
}

.catalog-filter-bar__chip:hover,
.catalog-filter-bar__chip.is-active {
  border-color: rgba(var(--rgb-teal), 0.45);
  background: rgba(var(--rgb-teal), 0.08);
}

.catalog-filter-bar__active {
  margin: var(--space-sm) 0 0;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-teal);
}

.model-card__catalog-badges {
  display: block;
  margin: 0;
  padding: 0 var(--space-md);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-teal);
}

.model-card__title {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.4rem 0.5rem;
  margin: 0;
  padding: 0 var(--space-md);
  line-height: 1.3;
}

.model-card__title > a {
  margin: 0;
  flex: 1 1 auto;
  min-width: 0;
}

.model-card__format-badges {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.35rem;
  margin-left: auto;
  flex: 0 0 auto;
  text-align: right;
}

.model-card__format-badge {
  display: inline-block;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  line-height: 1.2;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  border: 1px solid rgba(var(--rgb-teal), 0.35);
  background: rgba(var(--rgb-teal), 0.08);
  color: var(--color-teal);
}

.model-card__format-badge--knockdown {
  border-color: rgba(var(--rgb-gold), 0.45);
  background: rgba(var(--rgb-gold), 0.14);
  color: #8a6f12;
}

.model-card__format-badge--panel {
  border-color: rgba(var(--rgb-teal), 0.45);
  background: rgba(var(--rgb-teal), 0.1);
  color: var(--color-teal);
}

.model-card__format-badge--modular {
  border-color: rgba(13, 79, 92, 0.25);
  background: rgba(13, 79, 92, 0.06);
  color: var(--color-deep);
}

.catalog-filter-empty {
  padding: var(--space-lg);
  text-align: center;
}

.products-subnav__house {
  font-size: 0.8125rem !important;
  opacity: 0.92;
}

.footer-nested a {
  padding-left: 0.75rem;
  font-size: 0.85rem !important;
}

.footer-grid .footer-nested a::before {
  content: "└ ";
  opacity: 0.5;
}

.breadcrumbs {
  background: var(--color-warm-bg-alt);
  border-bottom: 1px solid var(--color-border);
  font-size: 0.8125rem;
}

.breadcrumbs[hidden] {
  display: none;
}

.breadcrumbs__inner {
  padding: var(--space-xs) 0;
}

.breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.breadcrumbs__list li {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--color-text-muted);
}

.breadcrumbs__list li:not(:last-child)::after {
  content: "/";
  color: var(--color-border);
  margin-left: 0.35rem;
}

.breadcrumbs__list a {
  color: var(--color-teal);
  text-decoration: none;
  font-weight: 500;
}

.breadcrumbs__list a:hover {
  text-decoration: underline;
}

.breadcrumbs__list span[aria-current="page"] {
  color: var(--color-deep);
  font-weight: 600;
}

.section-subnav,
.products-subnav,
.models-subnav {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: var(--header-h);
  z-index: 100;
}

.section-subnav__inner,
.products-subnav__inner {
  display: flex;
  flex-wrap: nowrap;
  gap: var(--space-xs);
  padding: var(--space-sm) 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.section-subnav a,
.products-subnav a,
.models-subnav a {
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background var(--transition), color var(--transition);
}

.section-subnav a:hover,
.products-subnav a:hover,
.models-subnav a:hover {
  color: var(--color-deep);
  background: var(--color-warm-bg-alt);
}

.section-subnav a[aria-current="page"],
.products-subnav a[aria-current="page"],
.models-subnav a[aria-current="page"] {
  color: var(--color-deep);
  background: rgba(var(--rgb-gold), 0.15);
  font-weight: 600;
}

.footer-grid--hierarchy {
  grid-template-columns: 1.4fr repeat(4, 1fr);
}

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

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 900px) {
  .nav-dropdown {
    display: none;
    padding: 0 var(--space-sm) var(--space-sm);
    border: none;
    box-shadow: none;
    background: var(--color-warm-bg-alt);
    border-radius: var(--radius);
  }

  .nav-item--dropdown.is-open .nav-dropdown {
    display: block;
  }

  .nav-dropdown-toggle {
    display: block;
    width: 100%;
    text-align: left;
    padding: var(--space-sm);
  }
}

.sitemap-tree {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sitemap-tree ul {
  list-style: none;
  padding-left: var(--space-md);
  margin: var(--space-xs) 0 var(--space-sm);
  border-left: 2px solid var(--color-border);
}

.sitemap-tree > li {
  margin-bottom: var(--space-sm);
}

.sitemap-tree a {
  font-weight: 600;
  color: var(--color-deep);
}

.sitemap-tree ul a {
  font-weight: 500;
  font-size: 0.9375rem;
}

/* ==========================================================================
   Responsive optimization — global refinements for tablet & mobile
   ========================================================================== */

/* Tablet: tighten oversized vertical rhythm so sections aren't sparse */
@media (max-width: 900px) {
  :root {
    --space-2xl: 4.5rem;
    --space-xl: 3rem;
  }
}

/* Mobile: scale spacing tokens down further (cascades to .section, .hero,
   .page-hero, .cta-band, footer, and any component using these tokens) */
@media (max-width: 600px) {
  :root {
    --space-2xl: 3.25rem;
    --space-xl: 2.25rem;
    --space-lg: 1.75rem;
  }

  body {
    font-size: 1rem;
  }

  h3 {
    font-size: 1.2rem;
  }

  .lead,
  .hero .lead {
    font-size: 1.05rem;
  }
}

/* Hero: full-viewport min-height is excessive on phones — let it size to
   content with comfortable padding instead */
@media (max-width: 600px) {
  .hero {
    min-height: auto;
    padding-top: var(--space-lg);
    padding-bottom: var(--space-lg);
  }
}

/* Stats strip: 4 columns is cramped on tablets — drop to 2 earlier */
@media (max-width: 900px) {
  .stats-strip__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Touch targets: ensure pill sub-nav links and mobile dropdown links meet the
   ~44px minimum recommended for touch */
@media (max-width: 900px) {
  .section-subnav a,
  .products-subnav a,
  .models-subnav a {
    display: inline-flex;
    align-items: center;
    min-height: 40px;
    padding-top: 0.55rem;
    padding-bottom: 0.55rem;
  }

  .nav-dropdown a,
  .nav-dropdown-toggle {
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    min-height: 44px;
  }
}

/* Responsive data tables: keep wide tables scrollable instead of overflowing
   the page on small screens */
@media (max-width: 640px) {
  .doc-table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .doc-table thead,
  .doc-table tbody {
    display: table;
    width: 100%;
    min-width: 32rem;
  }
}