:root {
  --graphite: #252a33;
  --graphite-2: #343a45;
  --copper: #c8754e;
  --copper-dark: #9f573c;
  --green: #62745b;
  --stone: #f8f6f2;
  --paper: #ffffff;
  --muted: #6e7480;
  --line: #e4ded6;
  --soft-line: rgba(37, 42, 51, 0.11);
  --shadow: 0 24px 70px rgba(37, 42, 51, 0.14);
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top right, rgba(200, 117, 78, 0.14), transparent 32rem),
    radial-gradient(circle at 8% 34rem, rgba(98, 116, 91, 0.11), transparent 24rem),
    linear-gradient(180deg, var(--stone), #fff 42rem);
  color: var(--graphite);
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 1.05rem clamp(1.25rem, 4vw, 4.5rem);
  background: rgba(248, 246, 242, 0.88);
  border-bottom: 1px solid rgba(37, 42, 51, 0.08);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 0;
}

.brand img {
  display: block;
  width: clamp(10.5rem, 18vw, 14.5rem);
  height: auto;
}

.menu-toggle {
  display: none;
  position: relative;
  width: 3rem;
  min-width: 3rem;
  min-height: 3rem;
  padding: 0;
  border: 1px solid rgba(37, 42, 51, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.74);
  color: var(--graphite);
  box-shadow: none;
}

.menu-toggle span {
  position: absolute;
  left: 0.88rem;
  width: 1.18rem;
  height: 0.12rem;
  border-radius: 999px;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-toggle span:nth-child(1) {
  transform: translateY(-0.42rem);
}

.menu-toggle span:nth-child(3) {
  transform: translateY(0.42rem);
}

.site-header.menu-open .menu-toggle span:nth-child(1) {
  transform: rotate(45deg);
}

.site-header.menu-open .menu-toggle span:nth-child(2) {
  opacity: 0;
}

.site-header.menu-open .menu-toggle span:nth-child(3) {
  transform: rotate(-45deg);
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1.6rem);
  color: var(--graphite-2);
  font-size: 0.92rem;
  font-weight: 760;
}

.nav a {
  opacity: 0.76;
}

.nav a:hover {
  opacity: 1;
  color: var(--copper-dark);
}

.nav-cta {
  padding: 0.65rem 0.95rem;
  border: 1px solid rgba(37, 42, 51, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.58);
}

main {
  overflow: hidden;
}

.section,
.hero {
  padding: clamp(4.5rem, 8vw, 8rem) clamp(1.25rem, 4vw, 4.5rem);
}

.hero.section-grid {
  grid-template-columns: minmax(0, 0.97fr) minmax(23rem, 1.03fr);
}

.section-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(20rem, 0.97fr);
  gap: clamp(2.5rem, 5vw, 6rem);
  align-items: center;
}

.reverse {
  grid-template-columns: minmax(20rem, 0.9fr) minmax(0, 1.1fr);
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--copper-dark);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 13ch;
  margin-bottom: 1.35rem;
  font-size: clamp(3rem, 5.8vw, 5.65rem);
  line-height: 0.92;
  letter-spacing: -0.073em;
}

h2 {
  max-width: 15ch;
  margin-bottom: 1.15rem;
  font-size: clamp(2.25rem, 4.7vw, 4.45rem);
  line-height: 0.96;
  letter-spacing: -0.055em;
}

h3 {
  margin-bottom: 0.7rem;
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  line-height: 1.12;
  letter-spacing: -0.025em;
}

.lead,
.section p,
.product-card p,
.contact p {
  max-width: 45rem;
  color: var(--muted);
  font-size: clamp(1rem, 1.35vw, 1.18rem);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2rem;
}

.button,
button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  padding: 0 1.25rem;
  border: 1px solid var(--graphite);
  border-radius: 999px;
  cursor: pointer;
  font: inherit;
  font-weight: 850;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button:hover,
button:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 32px rgba(37, 42, 51, 0.16);
}

.primary,
button {
  background: var(--graphite);
  color: white;
}

.secondary {
  background: transparent;
  color: var(--graphite);
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 2rem;
}

.trust-row span {
  padding: 0.55rem 0.75rem;
  border: 1px solid rgba(37, 42, 51, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.62);
  color: var(--graphite-2);
  font-size: 0.85rem;
  font-weight: 760;
}

.hero-card {
  position: relative;
  min-height: clamp(28rem, 44vw, 40rem);
  border: 1px solid rgba(37, 42, 51, 0.12);
  border-radius: 2rem;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.86), rgba(248, 246, 242, 0.62)),
    repeating-linear-gradient(90deg, transparent 0 2.4rem, rgba(37, 42, 51, 0.055) 2.4rem 2.46rem),
    repeating-linear-gradient(0deg, transparent 0 2.4rem, rgba(37, 42, 51, 0.055) 2.4rem 2.46rem);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-card::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 34%;
  background: linear-gradient(0deg, rgba(37, 42, 51, 0.13), transparent);
}

.facade-stack {
  position: absolute;
  inset: 11% 8% 18% 10%;
}

.slab {
  position: absolute;
  top: 12%;
  bottom: 10%;
  width: 19%;
  transform: skewY(-28deg);
  transform-origin: bottom center;
  box-shadow: 0 28px 55px rgba(37, 42, 51, 0.15);
}

.slab-dark {
  left: 10%;
  background: var(--graphite);
}

.slab-copper {
  left: 33%;
  background: var(--copper);
}

.slab-light {
  left: 56%;
  background: #d9d3c9;
}

.mesh-panel {
  position: absolute;
  top: 9%;
  right: 2%;
  width: 27%;
  height: 72%;
  background:
    repeating-linear-gradient(90deg, var(--graphite) 0 0.16rem, transparent 0.16rem 1.35rem),
    repeating-linear-gradient(0deg, var(--graphite) 0 0.16rem, transparent 0.16rem 1.35rem);
  clip-path: polygon(10% 10%, 90% 0, 90% 88%, 10% 78%);
  opacity: 0.86;
}

.spec-card {
  position: absolute;
  right: 8%;
  bottom: 8%;
  z-index: 2;
  width: min(21rem, 78%);
  padding: 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 1.2rem;
  background: rgba(37, 42, 51, 0.92);
  color: white;
  box-shadow: 0 20px 60px rgba(37, 42, 51, 0.26);
}

.spec-card span {
  display: block;
  margin-bottom: 0.4rem;
  color: #e1b096;
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.spec-card strong {
  display: block;
  font-size: 1.2rem;
  line-height: 1.2;
}

.spec-card p {
  margin: 0.65rem 0 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.95rem;
  line-height: 1.5;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 0 clamp(1.25rem, 4vw, 4.5rem);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  background: var(--line);
  box-shadow: 0 16px 55px rgba(37, 42, 51, 0.08);
}

.metrics article,
.product-card,
.contact-form,
.roadmap-card,
.catalog-summary {
  background: rgba(255, 255, 255, 0.84);
}

.metrics article {
  padding: clamp(1.4rem, 3vw, 2.25rem);
}

.metrics span,
.use-cases span {
  display: block;
  margin-bottom: 1.35rem;
  color: var(--copper-dark);
  font-size: 0.8rem;
  font-weight: 920;
  letter-spacing: 0.13em;
}

.metrics strong {
  display: block;
  margin-bottom: 0.7rem;
  font-size: 1.15rem;
}

.metrics p,
.product-card p,
.use-cases p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.catalog-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1.4rem;
  box-shadow: var(--shadow);
}

.catalog-summary div {
  padding: 1.4rem;
  border-right: 1px solid var(--line);
}

.catalog-summary div:last-child {
  border-right: 0;
}

.catalog-summary strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--copper-dark);
  font-size: clamp(1.9rem, 3vw, 3rem);
  letter-spacing: -0.05em;
}

.catalog-summary span {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.4;
}

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

.product-card {
  position: relative;
  min-height: 35rem;
  padding: clamp(1.4rem, 3vw, 2.2rem);
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  box-shadow: 0 14px 48px rgba(37, 42, 51, 0.08);
  overflow: hidden;
}

.product-card.featured {
  background:
    linear-gradient(145deg, rgba(37, 42, 51, 0.94), rgba(52, 58, 69, 0.92)),
    var(--graphite);
  color: white;
}

.product-card.featured p,
.product-card.featured li {
  color: rgba(255, 255, 255, 0.74);
}

.product-card ul {
  display: grid;
  gap: 0.75rem;
  margin: 1.4rem 0 0;
  padding: 0;
  list-style: none;
}

.product-card li {
  position: relative;
  padding-left: 1.35rem;
  color: var(--graphite-2);
  line-height: 1.45;
}

.product-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.48rem;
  width: 0.45rem;
  height: 0.45rem;
  background: var(--copper);
  transform: skewY(-24deg);
}

.product-icon {
  width: 5.5rem;
  height: 5.5rem;
  margin-bottom: 2rem;
  border: 1px solid var(--soft-line);
  border-radius: 1.25rem;
  background-color: #f2eee8;
}

.featured .product-icon {
  border-color: rgba(255, 255, 255, 0.16);
  background-color: rgba(255, 255, 255, 0.08);
}

.corner-icon {
  background:
    linear-gradient(135deg, transparent 38%, var(--copper) 38% 50%, transparent 50%),
    linear-gradient(90deg, rgba(255, 255, 255, 0.12) 0 32%, transparent 32%),
    rgba(255, 255, 255, 0.08);
}

.profile-icon {
  background:
    linear-gradient(90deg, var(--graphite) 0 18%, transparent 18% 28%, var(--copper) 28% 46%, transparent 46%),
    #f2eee8;
}

.mesh-icon {
  background:
    repeating-linear-gradient(90deg, var(--graphite) 0 0.12rem, transparent 0.12rem 0.8rem),
    repeating-linear-gradient(0deg, var(--graphite) 0 0.12rem, transparent 0.12rem 0.8rem),
    #f2eee8;
}

.rail-icon {
  background:
    linear-gradient(90deg, transparent 0 25%, var(--graphite) 25% 35%, transparent 35% 49%, var(--copper) 49% 59%, transparent 59%),
    #f2eee8;
}

.system-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(22rem, 1.05fr);
  gap: clamp(2rem, 4vw, 4rem);
  margin: clamp(2rem, 4vw, 4.5rem);
  border-radius: 2rem;
  background: var(--graphite);
  color: white;
}

.system-panel p {
  color: rgba(255, 255, 255, 0.72);
}

.use-cases {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 1.35rem;
  background: rgba(255, 255, 255, 0.12);
}

.use-cases article {
  min-height: 12rem;
  padding: 1.35rem;
  background: rgba(255, 255, 255, 0.055);
}

.use-cases strong {
  display: block;
  margin-bottom: 0.65rem;
  font-size: 1.1rem;
}

.partner-section {
  align-items: stretch;
}

.check-list {
  display: grid;
  gap: 0.75rem;
  max-width: 46rem;
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 2rem;
  color: rgba(255, 255, 255, 0.84);
  font-weight: 700;
}

.check-list.dark-text li {
  color: var(--graphite-2);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42rem;
  width: 0.7rem;
  height: 0.7rem;
  background: var(--copper);
  transform: skewY(-26deg);
}

.roadmap-card {
  padding: clamp(1.4rem, 3vw, 2rem);
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  box-shadow: var(--shadow);
}

.roadmap-card ol {
  display: grid;
  gap: 1rem;
  margin: 1.2rem 0 0;
  padding-left: 1.2rem;
  color: var(--graphite-2);
  line-height: 1.55;
}

.contact-form {
  display: grid;
  gap: 1rem;
  padding: clamp(1.25rem, 3vw, 2rem);
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  box-shadow: var(--shadow);
}

label {
  display: grid;
  gap: 0.45rem;
  color: var(--graphite-2);
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  padding: 0.95rem 1rem;
  background: white;
  color: var(--graphite);
  font: inherit;
  font-weight: 500;
  outline: none;
}

input:focus,
textarea:focus {
  border-color: var(--copper);
  box-shadow: 0 0 0 4px rgba(200, 117, 78, 0.13);
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 2rem clamp(1.25rem, 4vw, 4.5rem);
  background: var(--graphite);
  color: rgba(255, 255, 255, 0.7);
}

.site-footer img {
  width: 12rem;
  max-width: 48vw;
  height: auto;
}

.site-footer p {
  margin: 0;
}

.catalog-hero {
  padding: clamp(4.5rem, 8vw, 7rem) clamp(1.25rem, 4vw, 4.5rem) clamp(2.5rem, 5vw, 4rem);
}

.catalog-hero h1 {
  max-width: 14ch;
}

.catalog-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}

.catalog-stats div,
.catalog-count {
  padding: 1.1rem;
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  background: rgba(255, 255, 255, 0.72);
}

.catalog-stats strong,
.catalog-count strong {
  display: block;
  color: var(--copper-dark);
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1;
  letter-spacing: -0.06em;
}

.catalog-stats span,
.catalog-count span {
  display: block;
  margin-top: 0.35rem;
  color: var(--muted);
  font-weight: 800;
}

.catalog-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.catalog-nav a {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.78rem 1rem;
  border: 1px solid rgba(37, 42, 51, 0.15);
  border-radius: 999px;
  background: white;
  font-weight: 850;
}

.catalog-nav span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.8rem;
  min-height: 1.8rem;
  border-radius: 999px;
  background: rgba(200, 117, 78, 0.14);
  color: var(--copper-dark);
}

.catalog-section {
  padding: clamp(3.5rem, 6vw, 6rem) clamp(1.25rem, 4vw, 4.5rem);
  border-top: 1px solid var(--soft-line);
}

.catalog-section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: start;
  margin-bottom: 2rem;
}

.catalog-section-head h2 {
  max-width: 18ch;
}

.catalog-grid-full {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.catalog-card {
  display: grid;
  grid-template-columns: minmax(10rem, 0.42fr) minmax(0, 0.58fr);
  min-height: 26rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1.35rem;
  background: white;
  box-shadow: 0 18px 50px rgba(37, 42, 51, 0.09);
}

.catalog-image {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100%;
  padding: 1rem;
  background:
    linear-gradient(135deg, rgba(248, 246, 242, 0.96), rgba(255, 255, 255, 0.75)),
    repeating-linear-gradient(45deg, rgba(37, 42, 51, 0.04) 0 0.45rem, transparent 0.45rem 0.9rem);
}

.catalog-image img {
  display: block;
  width: 100%;
  max-height: 21rem;
  object-fit: contain;
  filter: drop-shadow(0 20px 28px rgba(37, 42, 51, 0.12));
}

.catalog-card-body {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: clamp(1.1rem, 2vw, 1.55rem);
}

.catalog-card-body h3 {
  margin-bottom: 0;
}

.catalog-card-body p {
  color: var(--muted);
  line-height: 1.55;
}

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

.catalog-chips span {
  max-width: 100%;
  overflow: hidden;
  padding: 0.45rem 0.6rem;
  border-radius: 999px;
  background: rgba(98, 116, 91, 0.11);
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 850;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.spec-list {
  display: grid;
  gap: 0.45rem;
  margin: auto 0 0;
  padding: 0;
  list-style: none;
}

.spec-list li {
  display: grid;
  grid-template-columns: minmax(7rem, 0.45fr) minmax(0, 0.55fr);
  gap: 0.75rem;
  padding-top: 0.45rem;
  border-top: 1px solid var(--soft-line);
}

.spec-list span {
  color: var(--muted);
  font-size: 0.82rem;
}

.spec-list strong {
  color: var(--graphite-2);
  font-size: 0.88rem;
}

.text-link {
  align-self: flex-start;
  color: var(--copper-dark);
  font-weight: 900;
}

.nav-cart {
  min-height: auto;
  padding: 0.65rem 0.95rem;
  border-color: rgba(37, 42, 51, 0.18);
  background: var(--graphite);
  color: white;
}

.nav-cart span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.65rem;
  min-height: 1.65rem;
  margin-left: 0.4rem;
  border-radius: 999px;
  background: var(--copper);
}

.shop-hero h1 {
  max-width: 15ch;
}

.shop-shell {
  display: grid;
  grid-template-columns: minmax(16rem, 0.27fr) minmax(0, 0.73fr);
  gap: clamp(1.25rem, 3vw, 2.5rem);
  padding: 0 clamp(1.25rem, 4vw, 4.5rem) clamp(4rem, 7vw, 7rem);
}

.shop-sidebar {
  position: sticky;
  top: 6.2rem;
  align-self: start;
  display: grid;
  gap: 1rem;
}

.sidebar-card,
.shop-results,
.cart-panel,
.modal-card {
  border: 1px solid var(--line);
  border-radius: 1.6rem;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 18px 50px rgba(37, 42, 51, 0.09);
}

.sidebar-card {
  padding: 1.1rem;
}

.help-card p,
.form-note,
.result-count {
  color: var(--muted);
  line-height: 1.55;
}

.search-label,
.variant-select,
.cart-form label {
  display: grid;
  gap: 0.45rem;
  color: var(--graphite-2);
  font-size: 0.86rem;
  font-weight: 850;
}

.search-label input,
.search-label select,
.variant-select select,
.cart-form input,
.cart-form textarea,
.qty-row input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  background: white;
  color: var(--graphite);
  font: inherit;
}

.search-label input,
.search-label select,
.variant-select select,
.cart-form input,
.cart-form textarea {
  padding: 0.85rem 0.95rem;
}

.filter-group {
  display: grid;
  gap: 0.5rem;
  margin: 1rem 0;
}

.filter-pill {
  justify-content: space-between;
  width: 100%;
  min-height: 2.7rem;
  border-color: var(--line);
  background: white;
  color: var(--graphite);
}

.filter-pill.active {
  background: var(--graphite);
  color: white;
}

.shop-results {
  overflow: hidden;
  background: rgba(248, 246, 242, 0.72);
}

.shop-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  padding: clamp(1.1rem, 2vw, 1.6rem);
  border-bottom: 1px solid var(--line);
}

.shop-toolbar h2 {
  max-width: none;
  margin-bottom: 0;
  font-size: clamp(2rem, 3.7vw, 3.4rem);
}

.shop-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  padding: clamp(1rem, 2vw, 1.4rem);
}

.shop-card {
  display: flex;
  min-height: 100%;
  overflow: hidden;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 1.3rem;
  background: white;
}

.shop-image {
  width: 100%;
  min-height: 14rem;
  padding: 1rem;
  border: 0;
  border-radius: 0;
  background:
    linear-gradient(135deg, rgba(248, 246, 242, 0.96), rgba(255, 255, 255, 0.76)),
    repeating-linear-gradient(45deg, rgba(37, 42, 51, 0.04) 0 0.45rem, transparent 0.45rem 0.9rem);
}

.shop-image img {
  width: 100%;
  height: 12rem;
  object-fit: contain;
  filter: drop-shadow(0 18px 26px rgba(37, 42, 51, 0.12));
}

.shop-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 0.8rem;
  padding: 1rem;
}

.shop-card-body p {
  color: var(--muted);
  line-height: 1.5;
}

.spec-list.compact {
  margin-top: 0;
}

.spec-list.compact li {
  grid-template-columns: 1fr;
  gap: 0.15rem;
}

.card-actions {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.6rem;
  margin-top: auto;
}

.card-actions .button {
  min-height: 2.9rem;
  padding: 0 0.95rem;
  font-size: 0.9rem;
}

.empty-state,
.empty-cart {
  padding: 1.5rem;
  color: var(--muted);
}

.cart-drawer,
.product-modal {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: none;
  background: rgba(37, 42, 51, 0.45);
  backdrop-filter: blur(10px);
}

.cart-drawer.open,
.product-modal.open {
  display: block;
}

.cart-panel {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  width: min(100%, 31rem);
  height: 100%;
  flex-direction: column;
  padding: 1.1rem;
  border-radius: 1.6rem 0 0 1.6rem;
  overflow-y: auto;
}

.cart-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.cart-head h2 {
  margin-bottom: 0;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
}

.icon-button {
  width: 2.75rem;
  min-height: 2.75rem;
  padding: 0;
  border-radius: 999px;
}

.cart-items {
  display: grid;
  gap: 0.75rem;
  padding: 1rem 0;
}

.cart-item {
  display: grid;
  grid-template-columns: 5rem minmax(0, 1fr);
  gap: 0.8rem;
  padding: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: white;
}

.cart-item img {
  width: 5rem;
  height: 5rem;
  object-fit: contain;
}

.cart-item span {
  display: block;
  margin-top: 0.35rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.qty-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.65rem;
}

.qty-row button {
  min-height: 2.25rem;
  padding: 0 0.7rem;
}

.qty-row input {
  max-width: 4.2rem;
  padding: 0.35rem;
  text-align: center;
}

.qty-row .remove {
  background: transparent;
  color: var(--copper-dark);
}

.cart-form {
  display: grid;
  gap: 0.8rem;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.product-modal {
  padding: clamp(1rem, 4vw, 3rem);
  overflow-y: auto;
}

.modal-card {
  position: relative;
  max-width: 64rem;
  margin: auto;
  padding: clamp(1rem, 3vw, 2rem);
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 1;
}

.modal-layout {
  display: grid;
  grid-template-columns: minmax(16rem, 0.45fr) minmax(0, 0.55fr);
  gap: clamp(1rem, 3vw, 2rem);
}

.modal-gallery {
  display: grid;
  gap: 0.75rem;
}

.modal-gallery img {
  width: 100%;
  max-height: 20rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--stone);
  object-fit: contain;
}

.variant-box {
  display: inline-grid;
  gap: 0.15rem;
  margin: 0.5rem 0 1rem;
  padding: 0.8rem 1rem;
  border-radius: 1rem;
  background: rgba(200, 117, 78, 0.12);
}

.variant-box strong {
  color: var(--copper-dark);
  font-size: 2rem;
  line-height: 1;
}

@media (max-width: 1180px) {
  .catalog-grid-full,
  .catalog-card,
  .shop-shell,
  .shop-grid,
  .modal-layout {
    grid-template-columns: 1fr;
  }

  .catalog-image {
    min-height: 16rem;
  }

  .shop-sidebar {
    position: static;
  }
}

@media (max-width: 980px) {
  body.menu-open {
    overflow: hidden;
  }

  .site-header {
    align-items: center;
    min-height: 4.75rem;
    padding: 0.72rem 1rem;
    gap: 0.8rem;
  }

  .brand img {
    width: clamp(9.2rem, 44vw, 11.2rem);
  }

  .menu-toggle {
    display: inline-flex;
    margin-left: auto;
  }

  .menu-toggle:hover {
    box-shadow: none;
    transform: none;
  }

  .nav {
    position: fixed;
    top: 4.75rem;
    right: 0.9rem;
    left: 0.9rem;
    z-index: 30;
    display: grid;
    width: auto;
    max-height: calc(100dvh - 6rem);
    justify-content: stretch;
    gap: 0.45rem;
    padding: 0.7rem;
    border: 1px solid rgba(37, 42, 51, 0.12);
    border-radius: 1.25rem;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 28px 80px rgba(37, 42, 51, 0.2);
    opacity: 0;
    overflow-y: auto;
    pointer-events: none;
    transform: translateY(-0.65rem);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .nav.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav a,
  .nav button {
    width: 100%;
    min-height: 3.25rem;
    justify-content: flex-start;
    padding: 0.85rem 1rem;
    border: 1px solid transparent;
    border-radius: 0.9rem;
    opacity: 1;
    font-size: 1rem;
  }

  .nav a:hover {
    background: var(--stone);
  }

  .nav-cta,
  .nav-cart {
    justify-content: center !important;
    margin-top: 0.25rem;
  }

  .section-grid,
  .reverse,
  .hero.section-grid,
  .system-panel {
    grid-template-columns: 1fr;
  }

  .metrics,
  .product-grid,
  .catalog-summary,
  .catalog-stats,
  .catalog-section-head {
    grid-template-columns: 1fr;
  }

  .catalog-summary div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .catalog-summary div:last-child {
    border-bottom: 0;
  }

  h1 {
    max-width: 11ch;
  }
}

@media (max-width: 640px) {
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    font-size: 0.86rem;
  }

  .hero-actions,
  .button,
  button {
    width: 100%;
  }

  .menu-toggle {
    width: 3rem;
    min-width: 3rem;
  }

  .menu-toggle,
  .icon-button {
    width: 3rem;
  }

  .button,
  button {
    min-height: 3.4rem;
  }

  .hero-card {
    min-height: 25rem;
  }

  .product-card {
    min-height: auto;
  }

  .use-cases {
    grid-template-columns: 1fr;
  }
}