/* ============================================================
   GLASS PREMIUM — Website Design System
   ============================================================ */

/* ---------- Design Tokens ---------- */
:root {
  /* Brand Colors */
  --gp-navy: #00005e;
  --gp-navy-deep: #00003a;
  --gp-navy-light: #0078b7;
  --gp-glacier: #00b5d9;
  --gp-glacier-soft: #91e1ef;
  --gp-glacier-pale: #e6f9fd;
  --gp-brass: #00b5d9;

  /* Neutrals */
  --gp-ivory: #f8f9fa;
  --gp-cream: #f0f4f8;
  --gp-white: #ffffff;
  --gp-line: #dce8f0;
  --gp-line-strong: #b0ccd8;

  /* Text */
  --gp-ink: #0d1b2a;
  --gp-ink-soft: #2c3e50;
  --gp-muted: #5a7a8a;
  --gp-muted-soft: #8aaabb;

  /* Typography */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Barlow', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'DM Mono', 'Courier New', monospace;

  /* Spacing & Layout */
  --max-w: 1320px;
  --gutter: clamp(24px, 5vw, 80px);
  --section-y: clamp(64px, 10vw, 140px);

  /* Effects */
  --shadow-sm: 0 1px 2px rgba(0, 0, 94, 0.04), 0 1px 3px rgba(0, 0, 94, 0.06);
  --shadow-md: 0 4px 16px rgba(0, 0, 94, 0.06), 0 8px 32px rgba(0, 0, 94, 0.04);
  --shadow-lg: 0 12px 48px rgba(0, 0, 94, 0.10), 0 24px 80px rgba(0, 0, 94, 0.06);

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--gp-ink);
  background: var(--gp-ivory);
  font-feature-settings: 'kern' 1, 'liga' 1;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; transition: color 200ms var(--ease); }
button { font: inherit; cursor: pointer; border: 0; background: 0; color: inherit; }
input, select, textarea { font: inherit; color: inherit; }
ul { list-style: none; }

/* ---------- Layout Utilities ---------- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}
.section { padding: var(--section-y) 0; }
.section--tight { padding: clamp(48px, 7vw, 96px) 0; }
.section--dark { background: var(--gp-navy); color: var(--gp-glacier-soft); }
.section--cream { background: var(--gp-cream); }
.section--white { background: var(--gp-white); }

.grid { display: grid; gap: var(--gutter); }
.flex { display: flex; }

/* ---------- Typography ---------- */
.display-1 {
  font-family: var(--font-display);
  font-weight: 380;
  font-size: clamp(2.75rem, 8vw, 6.5rem);
  line-height: 0.95;
  letter-spacing: -0.025em;
  color: var(--gp-ink);
  font-feature-settings: 'kern' 1, 'liga' 1, 'calt' 1;
}
.display-2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 5vw, 3.75rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--gp-ink);
}
.display-3 {
  font-family: var(--font-display);
  font-weight: 450;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--gp-ink);
}
.heading-md {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.125rem;
  letter-spacing: 0.01em;
  color: var(--gp-ink);
}
.eyebrow {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gp-glacier);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--gp-glacier);
}
.eyebrow.eyebrow--brass { color: var(--gp-brass); }
.eyebrow.eyebrow--brass::before { background: var(--gp-brass); }
.eyebrow.eyebrow--light { color: var(--gp-glacier-soft); }
.eyebrow.eyebrow--light::before { background: var(--gp-glacier-soft); }
.numbered-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gp-brass);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.lead {
  font-size: clamp(1.0625rem, 1.6vw, 1.25rem);
  line-height: 1.55;
  color: var(--gp-ink-soft);
  font-weight: 400;
  max-width: 60ch;
}
.body-text { color: var(--gp-ink-soft); line-height: 1.7; }
.body-text + .body-text { margin-top: 1em; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 28px;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: 0;
  transition: all 300ms var(--ease);
  position: relative;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: var(--gp-navy);
  color: var(--gp-white);
}
.btn-primary:hover {
  background: var(--gp-navy-deep);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-secondary {
  background: transparent;
  color: var(--gp-navy);
  border-color: var(--gp-navy);
}
.btn-secondary:hover {
  background: var(--gp-navy);
  color: var(--gp-white);
}
.btn-ghost {
  background: transparent;
  color: var(--gp-ink);
  padding: 14px 0;
  border-bottom: 1px solid var(--gp-ink);
}
.btn-ghost:hover { color: var(--gp-glacier); border-color: var(--gp-glacier); }
.btn-ghost--light { color: var(--gp-glacier-soft); border-color: var(--gp-glacier-soft); }
.btn-ghost--light:hover { color: var(--gp-white); border-color: var(--gp-white); }
.btn .arrow {
  display: inline-block;
  transition: transform 300ms var(--ease);
}
.btn:hover .arrow { transform: translateX(4px); }

/* ============================================================
   HEADER / NAVIGATION
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 248, 245, 0.85);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--gp-line);
  transition: background 200ms var(--ease);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}
.site-header__logo { display: flex; align-items: center; }
.site-header__logo svg { height: 44px; width: auto; }
.site-nav { display: flex; align-items: center; gap: 38px; }
.site-nav__list { display: flex; align-items: center; gap: 34px; }
.site-nav__link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gp-ink);
  position: relative;
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.site-nav__link:hover { color: var(--gp-glacier); }
.site-nav__link.has-dropdown::after {
  content: '';
  width: 6px;
  height: 6px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: rotate(45deg) translate(-2px, -2px);
  display: inline-block;
}
.site-nav__cta {
  background: var(--gp-navy);
  color: var(--gp-white);
  padding: 12px 22px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all 250ms var(--ease);
}
.site-nav__cta:hover {
  background: var(--gp-navy-deep);
}

/* Dropdown menu */
.site-nav__item { position: relative; }
.site-nav__dropdown {
  position: absolute;
  top: 100%;
  left: -24px;
  min-width: 260px;
  background: var(--gp-white);
  border: 1px solid var(--gp-line);
  padding: 14px;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: all 220ms var(--ease);
}
.site-nav__item:hover .site-nav__dropdown { opacity: 1; pointer-events: auto; transform: translateY(0); }
.site-nav__dropdown a {
  display: block;
  padding: 10px 14px;
  font-size: 0.875rem;
  color: var(--gp-ink-soft);
  border-radius: 2px;
  transition: all 180ms var(--ease);
}
.site-nav__dropdown a:hover {
  background: var(--gp-glacier-pale);
  color: var(--gp-navy);
  padding-left: 18px;
}

.menu-toggle { display: none; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: calc(100vh - 80px);
  padding: clamp(80px, 12vw, 140px) 0 clamp(80px, 10vw, 120px);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--gp-ivory);
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(111, 168, 192, 0.10) 0%, transparent 50%),
    radial-gradient(circle at 10% 90%, rgba(184, 149, 106, 0.06) 0%, transparent 40%);
  pointer-events: none;
}
.hero__grid-overlay {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(rgba(0, 0, 94, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 94, 0.025) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
}
.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: clamp(40px, 6vw, 96px);
  align-items: center;
}
.hero__content { max-width: 720px; }
.hero__eyebrow { margin-bottom: 24px; }
.hero__title {
  font-family: var(--font-display);
  font-weight: 380;
  font-size: clamp(3rem, 8.5vw, 7rem);
  line-height: 0.96;
  letter-spacing: -0.02em;
  color: var(--gp-ink);
  margin-bottom: 32px;
}
.hero__title em {
  font-style: italic;
  font-weight: 350;
  color: var(--gp-glacier);
  display: block;
}
.hero__subtitle {
  font-size: clamp(1.0625rem, 1.4vw, 1.1875rem);
  line-height: 1.55;
  color: var(--gp-ink-soft);
  max-width: 56ch;
  margin-bottom: 40px;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}
.hero__meta {
  display: flex;
  gap: clamp(24px, 4vw, 56px);
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid var(--gp-line);
}
.hero__meta-item .num {
  font-family: var(--font-display);
  font-weight: 450;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  line-height: 1;
  color: var(--gp-navy);
  letter-spacing: -0.02em;
  display: block;
  margin-bottom: 6px;
}
.hero__meta-item .lbl {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gp-muted);
  font-weight: 500;
}

/* Hero visual: stacked glass panels */
.hero__visual {
  position: relative;
  aspect-ratio: 4 / 5;
  perspective: 1200px;
}
.glass-stack {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.glass-pane {
  position: absolute;
  border-radius: 2px;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  background: linear-gradient(135deg,
    rgba(255, 255, 255, 0.5) 0%,
    rgba(184, 212, 224, 0.25) 35%,
    rgba(111, 168, 192, 0.35) 70%,
    rgba(0, 120, 183, 0.45) 100%);
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow:
    0 30px 80px -20px rgba(0, 0, 94, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
}
.glass-pane::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 30%, rgba(255, 255, 255, 0.4) 50%, transparent 70%);
  pointer-events: none;
}
.glass-pane--1 {
  width: 70%;
  height: 78%;
  top: 8%;
  right: 0;
  transform: rotate(-3deg);
}
.glass-pane--2 {
  width: 60%;
  height: 70%;
  bottom: 5%;
  left: 5%;
  transform: rotate(4deg);
  background: linear-gradient(135deg,
    rgba(255, 255, 255, 0.6) 0%,
    rgba(232, 241, 245, 0.4) 50%,
    rgba(111, 168, 192, 0.3) 100%);
}
.glass-pane--3 {
  width: 35%;
  height: 35%;
  top: 32%;
  left: 28%;
  transform: rotate(-8deg);
  background: linear-gradient(135deg,
    rgba(184, 149, 106, 0.15) 0%,
    rgba(255, 255, 255, 0.4) 100%);
  z-index: 2;
}
.hero__visual-label {
  position: absolute;
  bottom: 0;
  right: 0;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gp-muted);
}

/* ============================================================
   SECTION HEADERS
   ============================================================ */
.section-head {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: clamp(24px, 5vw, 80px);
  align-items: end;
  margin-bottom: clamp(48px, 6vw, 80px);
}
.section-head__left .eyebrow { margin-bottom: 20px; }
.section-head__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
}
.section-head__title em {
  font-style: italic;
  font-weight: 380;
  color: var(--gp-glacier);
}
.section-head__copy { color: var(--gp-ink-soft); line-height: 1.65; max-width: 52ch; padding-bottom: 8px; }

/* ============================================================
   ABOUT TEASER (Homepage)
   ============================================================ */
.about-teaser__grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: center;
}
.about-teaser__image {
  position: relative;
  aspect-ratio: 4 / 5;
  background:
    linear-gradient(135deg, var(--gp-navy) 0%, var(--gp-navy-light) 50%, var(--gp-glacier) 100%);
  overflow: hidden;
}
.about-teaser__image::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.15) 0%, transparent 40%),
    repeating-linear-gradient(45deg, transparent 0, transparent 80px, rgba(255, 255, 255, 0.03) 80px, rgba(255, 255, 255, 0.03) 81px);
}
.about-teaser__image::after {
  content: 'PHOTOGRAPHY · FACILITY EXTERIOR';
  position: absolute;
  bottom: 24px;
  left: 24px;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.45);
  font-weight: 500;
}
.about-teaser__badge {
  position: absolute;
  top: 24px;
  right: 24px;
  background: rgba(250, 248, 245, 0.95);
  color: var(--gp-navy);
  padding: 16px 20px;
  border: 1px solid rgba(255, 255, 255, 0.4);
}
.about-teaser__badge .yr {
  font-family: var(--font-display);
  font-size: 2rem;
  line-height: 1;
  font-weight: 400;
  letter-spacing: -0.02em;
}
.about-teaser__badge .lbl {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--gp-muted);
  margin-top: 4px;
}
.about-teaser__content .eyebrow { margin-bottom: 24px; }
.about-teaser__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
}
.about-teaser__title em { font-style: italic; color: var(--gp-glacier); font-weight: 380; }
.about-teaser__content .body-text { font-size: 1.0625rem; margin-bottom: 16px; }
.about-teaser__cta { margin-top: 32px; }

/* ============================================================
   PRODUCTS GRID
   ============================================================ */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--gp-line);
  border: 1px solid var(--gp-line);
}
.product-card {
  background: var(--gp-white);
  padding: 36px 32px 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: all 350ms var(--ease);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  min-height: 320px;
}
.product-card:hover {
  background: var(--gp-cream);
  transform: translateY(-2px);
}
.product-card__visual {
  width: 100%;
  aspect-ratio: 16 / 9;
  position: relative;
  margin-bottom: 8px;
  border-radius: 1px;
  overflow: hidden;
}
.product-card__visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(255, 255, 255, 0.6) 0%,
    rgba(184, 212, 224, 0.5) 35%,
    rgba(111, 168, 192, 0.55) 70%,
    rgba(0, 120, 183, 0.5) 100%);
  border: 1px solid rgba(255, 255, 255, 0.5);
}
.product-card__visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 30%, rgba(255, 255, 255, 0.4) 50%, transparent 70%);
}
.product-card[data-tone='warm'] .product-card__visual::before {
  background: linear-gradient(135deg,
    rgba(255, 255, 255, 0.6) 0%,
    rgba(244, 240, 234, 0.5) 35%,
    rgba(184, 149, 106, 0.35) 70%,
    rgba(140, 110, 75, 0.4) 100%);
}
.product-card[data-tone='deep'] .product-card__visual::before {
  background: linear-gradient(135deg,
    rgba(184, 212, 224, 0.4) 0%,
    rgba(111, 168, 192, 0.5) 50%,
    rgba(0, 0, 94, 0.7) 100%);
}
.product-card[data-tone='etched'] .product-card__visual::before {
  background:
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.5) 0, rgba(255, 255, 255, 0.5) 4px, rgba(232, 241, 245, 0.6) 4px, rgba(232, 241, 245, 0.6) 8px);
}
.product-card__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--gp-muted);
  letter-spacing: 0.12em;
}
.product-card__title {
  font-family: var(--font-display);
  font-weight: 450;
  font-size: 1.5rem;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--gp-ink);
}
.product-card__desc {
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--gp-ink-soft);
  flex: 1;
}
.product-card__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gp-navy);
  margin-top: 4px;
}
.product-card:hover .product-card__link { color: var(--gp-glacier); }
.product-card__link .arrow { transition: transform 300ms var(--ease); }
.product-card:hover .product-card__link .arrow { transform: translateX(6px); }

/* ============================================================
   MASTERY PILLARS
   ============================================================ */
.mastery {
  background: var(--gp-navy);
  color: var(--gp-glacier-soft);
  position: relative;
  overflow: hidden;
}
.mastery::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 80% 30%, rgba(111, 168, 192, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 10% 80%, rgba(184, 149, 106, 0.08) 0%, transparent 40%);
  pointer-events: none;
}
.mastery .section-head__title { color: var(--gp-white); }
.mastery .section-head__copy { color: var(--gp-glacier-soft); }
.mastery .container { position: relative; z-index: 1; }
.mastery__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.pillar {
  background: var(--gp-navy);
  padding: 56px 40px;
  position: relative;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}
.pillar:last-child { border-right: 0; }
.pillar__num {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 2.25rem;
  color: var(--gp-glacier);
  line-height: 1;
  margin-bottom: 28px;
  letter-spacing: -0.02em;
  display: block;
}
.pillar__title {
  font-family: var(--font-display);
  font-weight: 450;
  font-size: 1.75rem;
  line-height: 1.2;
  color: var(--gp-white);
  margin-bottom: 16px;
  letter-spacing: -0.015em;
}
.pillar__desc {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--gp-glacier-soft);
  opacity: 0.9;
}

/* ============================================================
   STANDARDS STRIP
   ============================================================ */
.standards {
  border-top: 1px solid var(--gp-line);
  border-bottom: 1px solid var(--gp-line);
  background: var(--gp-cream);
}
.standards__inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(32px, 6vw, 80px);
  align-items: center;
  padding: clamp(40px, 5vw, 64px) 0;
}
.standards__label .eyebrow { margin-bottom: 12px; }
.standards__label h3 {
  font-family: var(--font-display);
  font-weight: 450;
  font-size: 1.5rem;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--gp-ink);
  max-width: 24ch;
}
.standards__list {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(24px, 3vw, 48px);
  justify-content: flex-end;
}
.standards__item {
  text-align: center;
  padding: 0 16px;
}
.standards__item .code {
  font-family: var(--font-display);
  font-weight: 450;
  font-size: 1.5rem;
  color: var(--gp-navy);
  letter-spacing: -0.015em;
  display: block;
  margin-bottom: 4px;
}
.standards__item .name {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--gp-muted);
  font-weight: 500;
}

/* ============================================================
   FEATURED PROJECTS
   ============================================================ */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 3vw, 56px);
}
.project-card {
  display: block;
  position: relative;
  cursor: pointer;
}
.project-card__visual {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--gp-navy);
}
.project-card__visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(0, 120, 183, 0.9) 0%,
    rgba(0, 0, 94, 0.95) 100%);
  z-index: 1;
}
.project-card__visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg, transparent 0, transparent 6%, rgba(255, 255, 255, 0.04) 6%, rgba(255, 255, 255, 0.04) 6.5%),
    repeating-linear-gradient(0deg, transparent 0, transparent 8%, rgba(255, 255, 255, 0.04) 8%, rgba(255, 255, 255, 0.04) 8.5%),
    linear-gradient(160deg, transparent 40%, rgba(111, 168, 192, 0.2) 100%);
  z-index: 2;
}
.project-card[data-tone='warm'] .project-card__visual::after {
  background:
    repeating-linear-gradient(90deg, transparent 0, transparent 8%, rgba(255, 255, 255, 0.04) 8%, rgba(255, 255, 255, 0.04) 8.5%),
    linear-gradient(160deg, transparent 30%, rgba(184, 149, 106, 0.25) 100%);
}
.project-card__overlay {
  position: absolute;
  inset: 0;
  z-index: 3;
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: var(--gp-white);
  transition: all 400ms var(--ease);
}
.project-card:hover .project-card__overlay { background: rgba(0, 0, 94, 0.5); }
.project-card__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.project-card__tag {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gp-glacier-soft);
  font-weight: 500;
  padding: 6px 12px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.04);
}
.project-card__num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.1em;
}
.project-card__title {
  font-family: var(--font-display);
  font-weight: 450;
  font-size: clamp(1.5rem, 2.5vw, 2.25rem);
  line-height: 1.1;
  letter-spacing: -0.015em;
  margin-bottom: 16px;
  color: var(--gp-white);
}
.project-card__meta {
  display: flex;
  gap: 24px;
  font-size: 0.8125rem;
  color: var(--gp-glacier-soft);
  margin-bottom: 24px;
}
.project-card__meta span { display: flex; flex-direction: column; gap: 2px; }
.project-card__meta b { color: var(--gp-white); font-weight: 600; font-size: 0.875rem; }
.project-card__meta i {
  font-style: normal;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
}
.project-card__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gp-white);
  width: max-content;
}
.project-card__link::after {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--gp-white);
  transition: width 300ms var(--ease);
}
.project-card:hover .project-card__link::after { width: 56px; }
.project-card__bottom { display: flex; flex-direction: column; }

.projects-cta {
  display: flex;
  justify-content: center;
  margin-top: 56px;
}

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials {
  background: var(--gp-cream);
}
.testimonial-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px 64px;
}
.testimonial {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding-top: 28px;
  border-top: 1px solid var(--gp-line-strong);
  position: relative;
}
.testimonial::before {
  content: '“';
  position: absolute;
  top: -8px;
  left: 0;
  font-family: var(--font-display);
  font-size: 4rem;
  line-height: 1;
  color: var(--gp-glacier);
  font-weight: 400;
}
.testimonial__quote {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.375rem;
  line-height: 1.4;
  color: var(--gp-ink);
  letter-spacing: -0.005em;
  padding-left: 0;
  padding-top: 36px;
}
.testimonial__author {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-top: 8px;
  border-top: 1px solid var(--gp-line);
}
.testimonial__author-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gp-glacier);
  flex-shrink: 0;
}
.testimonial__author-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gp-ink);
}
.testimonial__author-co {
  font-size: 0.8125rem;
  color: var(--gp-muted);
  margin-left: 4px;
}

/* ============================================================
   CTA BAND
   ============================================================ */
.cta-band {
  background: var(--gp-navy);
  color: var(--gp-white);
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(111, 168, 192, 0.18) 0%, transparent 60%),
    radial-gradient(circle at 80% 50%, rgba(184, 149, 106, 0.10) 0%, transparent 40%);
}
.cta-band__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 64px;
  align-items: center;
  padding: clamp(64px, 8vw, 120px) 0;
}
.cta-band__title {
  font-family: var(--font-display);
  font-weight: 380;
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--gp-white);
}
.cta-band__title em { font-style: italic; color: var(--gp-glacier); font-weight: 350; }
.cta-band__copy {
  color: var(--gp-glacier-soft);
  font-size: 1.0625rem;
  line-height: 1.6;
  margin-top: 24px;
  max-width: 50ch;
}
.cta-band__actions {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
}
.btn-on-dark {
  background: var(--gp-white);
  color: var(--gp-navy);
}
.btn-on-dark:hover {
  background: var(--gp-glacier-pale);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.cta-band__contact {
  border-left: 1px solid rgba(255, 255, 255, 0.15);
  padding-left: 24px;
  margin-top: 12px;
}
.cta-band__contact .lbl {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gp-glacier);
  display: block;
  margin-bottom: 6px;
}
.cta-band__contact .val {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--gp-white);
  letter-spacing: -0.005em;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--gp-navy-deep);
  color: var(--gp-glacier-soft);
  padding: 80px 0 32px;
}
.site-footer__top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.site-footer__brand .logo svg { height: 48px; }
.site-footer__brand .tagline {
  font-size: 0.875rem;
  color: var(--gp-glacier-soft);
  line-height: 1.6;
  margin-top: 20px;
  max-width: 32ch;
}
.footer-col h4 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gp-glacier);
  margin-bottom: 24px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a {
  font-size: 0.875rem;
  color: var(--gp-glacier-soft);
  opacity: 0.85;
  transition: all 200ms var(--ease);
}
.footer-col a:hover { color: var(--gp-white); opacity: 1; }
.footer-col .contact-line {
  font-size: 0.875rem;
  color: var(--gp-glacier-soft);
  line-height: 1.6;
  opacity: 0.85;
}
.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.5);
  flex-wrap: wrap;
  gap: 16px;
}
.site-footer__bottom-links { display: flex; gap: 28px; }
.site-footer__bottom-links a { font-size: 0.8125rem; color: rgba(255, 255, 255, 0.6); }
.site-footer__bottom-links a:hover { color: var(--gp-white); }

/* ============================================================
   INNER PAGE HERO
   ============================================================ */
.page-hero {
  background: var(--gp-cream);
  padding: clamp(72px, 10vw, 120px) 0 clamp(48px, 6vw, 80px);
  border-bottom: 1px solid var(--gp-line);
  position: relative;
}
.page-hero__breadcrumb {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 0.8125rem;
  color: var(--gp-muted);
  margin-bottom: 32px;
}
.page-hero__breadcrumb a:hover { color: var(--gp-glacier); }
.page-hero__breadcrumb .sep { opacity: 0.5; }
.page-hero__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1.0;
  letter-spacing: -0.025em;
  color: var(--gp-ink);
  max-width: 18ch;
}
.page-hero__title em { font-style: italic; color: var(--gp-glacier); font-weight: 380; }
.page-hero__lead {
  font-size: clamp(1rem, 1.4vw, 1.1875rem);
  color: var(--gp-ink-soft);
  line-height: 1.55;
  max-width: 60ch;
  margin-top: 32px;
}

/* ============================================================
   PRODUCT DETAIL
   ============================================================ */
.product-detail {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(40px, 6vw, 96px);
  align-items: flex-start;
}
.product-detail__visual {
  position: sticky;
  top: 104px;
  aspect-ratio: 4 / 5;
  background: linear-gradient(135deg,
    rgba(255, 255, 255, 0.6) 0%,
    rgba(184, 212, 224, 0.5) 35%,
    rgba(111, 168, 192, 0.55) 70%,
    rgba(0, 120, 183, 0.5) 100%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  position: relative;
  overflow: hidden;
}
.product-detail__visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 30%, rgba(255, 255, 255, 0.45) 50%, transparent 70%);
}
.product-detail__visual-label {
  position: absolute;
  bottom: 24px;
  left: 24px;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: rgba(0, 0, 94, 0.45);
  font-weight: 500;
  text-transform: uppercase;
  z-index: 2;
}
.product-detail__thumbs {
  position: absolute;
  bottom: 24px;
  right: 24px;
  display: flex;
  gap: 8px;
  z-index: 2;
}
.product-detail__thumbs .thumb {
  width: 56px;
  height: 56px;
  background: rgba(250, 248, 245, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all 200ms var(--ease);
}
.product-detail__thumbs .thumb.active { background: rgba(0, 0, 94, 0.5); border-color: var(--gp-navy); }
.product-detail__thumbs .thumb:hover { transform: translateY(-2px); }

.product-detail__content { padding-top: 8px; }
.product-detail__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--gp-ink);
  margin-top: 16px;
  margin-bottom: 28px;
}
.product-detail__lead {
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--gp-ink-soft);
  margin-bottom: 40px;
}
.product-detail__block {
  padding: 28px 0;
  border-top: 1px solid var(--gp-line);
}
.product-detail__block h3 {
  font-family: var(--font-display);
  font-weight: 450;
  font-size: 1.25rem;
  line-height: 1.2;
  margin-bottom: 14px;
  color: var(--gp-ink);
}
.product-detail__block p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--gp-ink-soft);
}
.product-detail__specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px 32px;
  margin-top: 8px;
}
.product-detail__specs .spec {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.product-detail__specs .lbl {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gp-muted);
  font-weight: 500;
}
.product-detail__specs .val {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 450;
  color: var(--gp-ink);
  line-height: 1.3;
}
.product-detail__actions {
  display: flex;
  gap: 16px;
  margin-top: 40px;
  flex-wrap: wrap;
}

/* Related products */
.related {
  background: var(--gp-cream);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.related-card {
  background: var(--gp-white);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  border: 1px solid var(--gp-line);
  transition: all 300ms var(--ease);
}
.related-card:hover {
  border-color: var(--gp-glacier);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.related-card__visual {
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, rgba(184, 212, 224, 0.5), rgba(111, 168, 192, 0.5));
  position: relative;
  overflow: hidden;
}
.related-card__visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 30%, rgba(255, 255, 255, 0.4) 50%, transparent 70%);
}
.related-card h4 {
  font-family: var(--font-display);
  font-weight: 450;
  font-size: 1.25rem;
  line-height: 1.2;
  color: var(--gp-ink);
}
.related-card p { font-size: 0.875rem; color: var(--gp-muted); }

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: clamp(40px, 6vw, 88px);
  align-items: start;
}
.contact-info { padding-top: 8px; }
.contact-info__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 2.25rem;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}
.contact-info__lead {
  font-size: 1.0625rem;
  color: var(--gp-ink-soft);
  line-height: 1.6;
  margin-bottom: 40px;
  max-width: 42ch;
}
.contact-info__block {
  padding: 28px 0;
  border-top: 1px solid var(--gp-line);
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 24px;
}
.contact-info__block:last-of-type { border-bottom: 1px solid var(--gp-line); }
.contact-info__lbl {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gp-muted);
  font-weight: 600;
  padding-top: 4px;
}
.contact-info__val {
  font-family: var(--font-display);
  font-weight: 450;
  font-size: 1.125rem;
  color: var(--gp-ink);
  line-height: 1.4;
}
.contact-info__val a { color: var(--gp-ink); transition: color 200ms var(--ease); }
.contact-info__val a:hover { color: var(--gp-glacier); }
.contact-info__val .sub {
  display: block;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--gp-muted);
  margin-top: 4px;
}

/* RFQ Form */
.rfq-form {
  background: var(--gp-white);
  border: 1px solid var(--gp-line);
  padding: clamp(32px, 4vw, 56px);
}
.rfq-form__head { margin-bottom: 36px; }
.rfq-form__head h3 {
  font-family: var(--font-display);
  font-weight: 450;
  font-size: 1.75rem;
  line-height: 1.1;
  margin-bottom: 8px;
  color: var(--gp-ink);
}
.rfq-form__head p {
  font-size: 0.9375rem;
  color: var(--gp-ink-soft);
  line-height: 1.5;
}
.rfq-form__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px 24px;
}
.field { display: flex; flex-direction: column; gap: 8px; }
.field--full { grid-column: 1 / -1; }
.field label {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gp-muted);
  font-weight: 600;
}
.field label .req { color: var(--gp-brass); }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 14px 16px;
  background: var(--gp-ivory);
  border: 1px solid var(--gp-line);
  font-size: 0.9375rem;
  color: var(--gp-ink);
  font-family: inherit;
  transition: all 200ms var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--gp-navy);
  background: var(--gp-white);
}
.field textarea { min-height: 140px; resize: vertical; }
.field select { cursor: pointer; appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%236B7280' stroke-width='1.5' fill='none'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 40px; }
.field-multiselect {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}
.chip {
  padding: 8px 14px;
  border: 1px solid var(--gp-line);
  font-size: 0.8125rem;
  background: var(--gp-ivory);
  cursor: pointer;
  transition: all 180ms var(--ease);
}
.chip:hover { border-color: var(--gp-glacier); color: var(--gp-glacier); }
.chip.selected { background: var(--gp-navy); color: var(--gp-white); border-color: var(--gp-navy); }
.field-upload {
  border: 1.5px dashed var(--gp-line-strong);
  background: var(--gp-ivory);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  transition: all 200ms var(--ease);
}
.field-upload:hover { border-color: var(--gp-glacier); background: var(--gp-glacier-pale); }
.field-upload__icon {
  width: 40px;
  height: 40px;
  border: 1px solid var(--gp-line-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 18px;
  color: var(--gp-glacier);
}
.field-upload__txt { display: flex; flex-direction: column; gap: 2px; }
.field-upload__title { font-size: 0.9375rem; color: var(--gp-ink); font-weight: 500; }
.field-upload__hint { font-size: 0.8125rem; color: var(--gp-muted); }
.field-checkbox {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding-top: 8px;
}
.field-checkbox input { width: 18px; height: 18px; margin-top: 2px; accent-color: var(--gp-navy); flex-shrink: 0; cursor: pointer; }
.field-checkbox label {
  font-size: 0.875rem;
  color: var(--gp-ink-soft);
  text-transform: none;
  letter-spacing: 0;
  font-weight: 400;
  line-height: 1.5;
  cursor: pointer;
}
.rfq-form__submit { margin-top: 32px; }

/* Map placeholder */
.contact-map {
  margin-top: 0;
  background: var(--gp-navy);
  aspect-ratio: 21/9;
  position: relative;
  overflow: hidden;
}
.contact-map::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 50%, rgba(111, 168, 192, 0.3) 0%, transparent 60%),
    repeating-linear-gradient(0deg, transparent 0, transparent 40px, rgba(255, 255, 255, 0.05) 40px, rgba(255, 255, 255, 0.05) 41px),
    repeating-linear-gradient(90deg, transparent 0, transparent 40px, rgba(255, 255, 255, 0.05) 40px, rgba(255, 255, 255, 0.05) 41px);
}
.contact-map__pin {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 2;
  color: var(--gp-white);
}
.contact-map__pin-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--gp-brass);
  box-shadow: 0 0 0 8px rgba(184, 149, 106, 0.25), 0 0 0 16px rgba(184, 149, 106, 0.1);
  position: relative;
}
.contact-map__pin-dot::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 10px;
  background: var(--gp-brass);
}
.contact-map__pin-label {
  margin-top: 12px;
  padding: 8px 14px;
  background: var(--gp-white);
  color: var(--gp-navy);
  font-size: 0.8125rem;
  font-weight: 600;
}

/* ============================================================
   FAQ ACCORDION (preview)
   ============================================================ */
.faq-list { border-top: 1px solid var(--gp-line); }
.faq-item {
  border-bottom: 1px solid var(--gp-line);
}
.faq-item__q {
  width: 100%;
  text-align: left;
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  font-family: var(--font-display);
  font-weight: 450;
  font-size: 1.25rem;
  line-height: 1.3;
  color: var(--gp-ink);
  cursor: pointer;
  transition: color 200ms var(--ease);
}
.faq-item__q:hover { color: var(--gp-glacier); }
.faq-item__icon {
  width: 24px;
  height: 24px;
  position: relative;
  flex-shrink: 0;
}
.faq-item__icon::before, .faq-item__icon::after {
  content: '';
  position: absolute;
  background: currentColor;
  top: 50%;
  left: 50%;
  transition: transform 300ms var(--ease);
}
.faq-item__icon::before { width: 14px; height: 1px; transform: translate(-50%, -50%); }
.faq-item__icon::after { width: 1px; height: 14px; transform: translate(-50%, -50%); }
.faq-item.open .faq-item__icon::after { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }
.faq-item__a {
  display: none;
  padding: 0 0 28px 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--gp-ink-soft);
  max-width: 70ch;
}
.faq-item.open .faq-item__a { display: block; }

/* ============================================================
   ANIMATIONS
   ============================================================ */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: all 700ms var(--ease-out);
}
.fade-up.in {
  opacity: 1;
  transform: translateY(0);
}
.fade-up:nth-child(2) { transition-delay: 80ms; }
.fade-up:nth-child(3) { transition-delay: 160ms; }
.fade-up:nth-child(4) { transition-delay: 240ms; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .hero__inner, .about-teaser__grid, .cta-band__inner, .product-detail, .contact-layout {
    grid-template-columns: 1fr;
  }
  .hero__visual { max-width: 480px; margin-top: 56px; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .mastery__grid { grid-template-columns: 1fr; }
  .pillar { border-right: 0; border-bottom: 1px solid rgba(255, 255, 255, 0.08); }
  .pillar:last-child { border-bottom: 0; }
  .projects-grid { grid-template-columns: 1fr; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .site-footer__top { grid-template-columns: 1fr 1fr; }
  .section-head { grid-template-columns: 1fr; }
  .standards__inner { grid-template-columns: 1fr; }
  .standards__list { justify-content: flex-start; }
  .related-grid { grid-template-columns: 1fr 1fr; }
  .product-detail__visual { position: relative; top: 0; }
}
@media (max-width: 720px) {
  :root { --section-y: 64px; }
  .site-nav__list { display: none; }
  .menu-toggle {
    display: flex;
    width: 36px;
    height: 36px;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--gp-line);
    background: transparent;
  }
  .menu-toggle .line {
    width: 18px;
    height: 1px;
    background: var(--gp-ink);
    position: relative;
  }
  .menu-toggle .line::before, .menu-toggle .line::after {
    content: '';
    position: absolute;
    left: 0;
    width: 18px;
    height: 1px;
    background: var(--gp-ink);
  }
  .menu-toggle .line::before { top: -6px; }
  .menu-toggle .line::after { top: 6px; }
  .products-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .rfq-form__grid { grid-template-columns: 1fr; }
  .site-footer__top { grid-template-columns: 1fr; }
  .testimonial__quote { font-size: 1.125rem; }
  .contact-info__block { grid-template-columns: 1fr; gap: 8px; }
  .hero__meta { flex-wrap: wrap; gap: 24px; }
}