:root {
  --color-brand-primary: #0f1d3a;
  --color-brand-accent: #f05730;
  --color-text-dark: #1a1a1a;
  --color-text-muted: #5b6475;
  --color-surface: #ffffff;
  --color-surface-alt: #f5f7fb;
  --color-border: rgba(15, 29, 58, 0.08);
  --shadow-soft: 0 18px 48px rgba(15, 29, 58, 0.08);
  --shadow-sharp: 0 10px 30px rgba(15, 29, 58, 0.18);
  --radius-base: 16px;
  --radius-pill: 999px;
  --header-height: 72px;
  --container-max: 1200px;
  --transition-fast: 220ms ease;
  --font-sans: "Inter", "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Poppins", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --color-accent: var(--color-brand-accent);
  --color-accent-soft: rgba(240, 87, 48, 0.16);
  --color-hero-start: #13244d;
  --color-hero-end: #0b1a32;
  --logo-gradient-start: var(--color-accent);
  --logo-gradient-end: var(--color-hero-start);
  --logo-product-color: var(--color-accent);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: var(--font-sans);
  color: var(--color-text-dark);
  background-color: var(--color-surface);
  scroll-behavior: smooth;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

body {
  line-height: 1.6;
}

body.no-scroll {
  overflow: hidden;
}

header.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(15, 29, 58, 0.06);
  transition: box-shadow var(--transition-fast);
}

header.site-header.scrolled {
  box-shadow: 0 12px 30px rgba(10, 23, 52, 0.12);
}

.header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  color: var(--color-brand-primary);
}

.brand-logo {
  display: block;
  height: 44px;
  width: auto;
}

nav.primary-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

nav.primary-nav a {
  font-weight: 500;
  color: var(--color-text-muted);
  padding: 8px 0;
}

nav.primary-nav a.active {
  color: var(--color-accent);
}

nav.primary-nav a.cta-link {
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  color: #fff;
  font-weight: 600;
  box-shadow: var(--shadow-soft);
}

nav.primary-nav a.cta-link:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sharp);
}

nav.primary-nav a.cta-link:focus-visible {
  outline: 3px solid rgba(15, 29, 58, 0.2);
  outline-offset: 3px;
}

button.menu-toggle {
  display: none;
  border: none;
  background: transparent;
  color: var(--color-brand-primary);
  font-size: 28px;
  cursor: pointer;
}

main {
  margin-top: var(--header-height);
}

.section {
  padding: 96px 0;
}

.section.compact {
  padding: 72px 0;
}

.section.dark {
  background: linear-gradient(135deg, var(--color-hero-start), var(--color-hero-end));
  color: #fff;
}

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

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: var(--color-accent-soft);
  color: var(--color-accent);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 11px;
}

.logo-lockup {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo-lockup .logo-mark {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: #fff;
  background: linear-gradient(135deg, var(--logo-gradient-start), var(--logo-gradient-end));
  box-shadow: var(--shadow-soft);
}

.logo-lockup .logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.logo-lockup .logo-text .org {
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 600;
}

.logo-lockup .logo-text .product {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  color: var(--logo-product-color);
}

.logo-lockup img {
  display: block;
  height: 56px;
  width: auto;
}

.hero-logo {
  margin-bottom: 24px;
}

.hero .logo-lockup .logo-text .org {
  color: rgba(255, 255, 255, 0.72);
}

.logo-lockup.hero-logo img {
  max-width: 280px;
}

.hero {
  padding: 140px 0 110px;
  background: linear-gradient(135deg, var(--color-hero-start), var(--color-hero-end));
  color: #fff;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 30px -80px -160px;
  background: radial-gradient(circle at top right, rgba(255, 255, 255, 0.16), transparent 60%);
  z-index: 0;
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 56px;
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px;
  align-items: center;
}

.hero-headline {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.6rem, 5vw, 3.6rem);
  letter-spacing: -0.02em;
  margin: 24px 0;
}

.hero-subhead {
  font-size: 1.1rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.86);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-weight: 600;
  border-radius: var(--radius-pill);
  padding: 14px 30px;
  border: none;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.button.primary {
  background: #fff;
  color: var(--color-accent);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.18);
}

.button.primary:hover {
  transform: translateY(-2px);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.button.secondary:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.18);
}

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0 0;
}

.pill {
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.24);
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.84);
}

.card-grid {
  display: grid;
  gap: 28px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.card {
  background: var(--color-surface);
  border-radius: var(--radius-base);
  padding: 28px;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(15, 29, 58, 0.06);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  position: relative;
  overflow: hidden;
  color: var(--color-text-dark);
}

.card.headline {
  padding: 40px;
}

.card::before {
  content: "";
  position: absolute;
  inset: -40% -40% auto auto;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--color-accent-soft);
  z-index: 0;
}

.card > * {
  position: relative;
  z-index: 1;
}

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

.card h3 {
  margin-top: 0;
  font-family: var(--font-display);
  color: var(--color-text-dark);
}

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

.card h2 {
  color: var(--color-text-dark);
}

.metrics {
  display: grid;
  gap: 28px;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  margin-top: 48px;
  justify-items: stretch;
}

.metric {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(15, 29, 58, 0.06);
  border-radius: var(--radius-base);
  padding: 24px;
  text-align: center;
  box-shadow: var(--shadow-soft);
}

.metric {
  font-size: 0.95rem;
}

.metric-value {
  font-size: clamp(1.2rem, 2.4vw, 1.5rem);
  letter-spacing: -0.01em;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1.2;
}

.metric-label {
  margin-top: 4px;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  line-height: 1.4;
}

.list {
  display: grid;
  gap: 16px;
  padding-left: 0;
  list-style: none;
}

.list-item {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 16px;
  align-items: flex-start;
}

.list-item .icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-accent-soft);
  display: grid;
  place-items: center;
  color: var(--color-accent);
  font-weight: 700;
  font-size: 0.65rem;
  letter-spacing: 0.06em;
}

.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px;
  align-items: center;
}

.quote {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  font-style: italic;
  border-left: 4px solid var(--color-accent);
  padding-left: 20px;
}

.framed {
  border-radius: calc(var(--radius-base) + 4px);
  border: 1px solid rgba(15, 29, 58, 0.1);
  padding: 24px;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(12px);
}

.cta-panel {
  padding: 60px;
  border-radius: calc(var(--radius-base) + 6px);
  background: linear-gradient(135deg, var(--color-hero-start), var(--color-accent));
  color: #fff;
  display: grid;
  gap: 20px;
  box-shadow: var(--shadow-sharp);
}

.cta-panel h2 {
  margin: 0;
  font-family: var(--font-display);
}

footer.site-footer {
  background: #0a1630;
  color: rgba(255, 255, 255, 0.82);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  gap: 32px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.footer-bottom {
  margin-top: 48px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.64);
}

.footer-nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-nav a {
  color: inherit;
}

.badge-strip {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 24px;
}

.badge {
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-pill);
  padding: 10px 18px;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 24px;
  background: var(--color-surface);
  border-radius: var(--radius-base);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.table th,
.table td {
  padding: 18px;
  border: 1px solid rgba(15, 29, 58, 0.06);
  text-align: left;
  font-size: 0.95rem;
}

.table thead {
  background: rgba(15, 29, 58, 0.06);
  font-weight: 600;
}

.anchor-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--color-accent);
}

.anchor-link svg {
  width: 18px;
  height: 18px;
}

/* Product-specific accents */

body.landing {
  --color-accent: var(--color-brand-accent);
  --color-accent-soft: rgba(240, 87, 48, 0.14);
  --color-hero-start: #13244d;
  --color-hero-end: #0b1a32;
  --logo-gradient-start: var(--color-brand-accent);
  --logo-gradient-end: var(--color-hero-start);
  --logo-product-color: var(--color-brand-accent);
}

body.product-drp {
  --color-accent: #f05730;
  --color-accent-soft: rgba(240, 87, 48, 0.18);
  --color-hero-start: #132b4d;
  --color-hero-end: #09203f;
  --logo-gradient-start: #f36b45;
  --logo-gradient-end: #132b4d;
  --logo-product-color: #f05730;
}

body.product-mrp {
  --color-accent: #08aeea;
  --color-accent-soft: rgba(8, 174, 234, 0.2);
  --color-hero-start: #0a2540;
  --color-hero-end: #123e57;
  --logo-gradient-start: #08aeea;
  --logo-gradient-end: #0a2540;
  --logo-product-color: #08aeea;
}

body.product-trusted-roofing {
  --color-accent: #f89b20;
  --color-accent-soft: rgba(248, 155, 32, 0.2);
  --color-hero-start: #361b6e;
  --color-hero-end: #140b2f;
  --logo-gradient-start: #f89b20;
  --logo-gradient-end: #361b6e;
  --logo-product-color: #f89b20;
}

body.product-westhill-360 {
  --color-accent: #32bde3;
  --color-accent-soft: rgba(50, 189, 227, 0.2);
  --color-hero-start: #142040;
  --color-hero-end: #0f1730;
  --logo-gradient-start: #32bde3;
  --logo-gradient-end: #142040;
  --logo-product-color: #32bde3;
}

body.product-material-metrix {
  --color-accent: #6abf4b;
  --color-accent-soft: rgba(106, 191, 75, 0.18);
  --color-hero-start: #0b2614;
  --color-hero-end: #14341f;
  --logo-gradient-start: #6abf4b;
  --logo-gradient-end: #0b2614;
  --logo-product-color: #6abf4b;
}

/* Responsive adjustments */

@media (max-width: 1080px) {
  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (max-width: 900px) {
  header.site-header {
    height: auto;
  }

  .header-inner {
    align-items: center;
  }

  nav.primary-nav {
    position: fixed;
    inset: var(--header-height) 0 auto;
    background: rgba(255, 255, 255, 0.98);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    transform: translateY(-120%);
    transition: transform var(--transition-fast);
    box-shadow: var(--shadow-soft);
  }

  nav.primary-nav.open {
    transform: translateY(0);
  }

  nav.primary-nav a.cta-link {
    width: 100%;
    text-align: center;
  }

  button.menu-toggle {
    display: block;
  }

  .hero-grid,
  .split {
    grid-template-columns: 1fr;
  }

  .card-grid,
  .card-grid.two {
    grid-template-columns: 1fr;
  }

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

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

  .logo-lockup .logo-mark {
    width: 44px;
    height: 44px;
  }
}

@media (max-width: 600px) {
  .section {
    padding: 72px 0;
  }

  .hero {
    padding: 120px 0 80px;
  }

  .hero-cta {
    width: 100%;
  }

  .hero-cta .button {
    flex: 1 1 auto;
  }

  .badge-strip {
    justify-content: center;
  }
}