:root {
  --bg: #0b1220;
  --card: #111827;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --accent: #0ea5e9;
  --accent2: #0369a1;
  --border: #1e293b;
  --radius: 12px;
  font-family: "Segoe UI", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: radial-gradient(1200px 600px at 10% -10%, #0c4a6e33, transparent), var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  padding-left: max(1rem, env(safe-area-inset-left));
  padding-right: max(1rem, env(safe-area-inset-right));
  border-bottom: 1px solid var(--border);
  background: #0f172acc;
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 20;
}
.brand {
  font-weight: 700;
  font-size: 1.05rem;
  color: #fff;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
}
.brand:hover { text-decoration: none; }
.brand-mark { display: block; flex: 0 0 auto; object-fit: contain; }
.brand-mark.lg { margin-bottom: 0.5rem; }
nav { display: flex; flex-wrap: wrap; gap: 0.35rem 0.85rem; justify-content: flex-end; }
nav a {
  margin-left: 0;
  color: var(--text);
  padding: 0.35rem 0.15rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
nav a.nav-active { color: #7dd3fc; }
main {
  flex: 1;
  padding: 1.25rem 1rem;
  padding-bottom: max(1.25rem, env(safe-area-inset-bottom));
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
}
.hero { margin-bottom: 1.5rem; }
.hero h1 { font-size: clamp(1.5rem, 4vw, 2rem); margin: 0 0 0.5rem; }
.hero p { color: var(--muted); max-width: 40rem; }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr));
  gap: 1rem;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.15s;
}
.card:hover { border-color: var(--accent); }
.card a { color: inherit; text-decoration: none; display: block; padding: 1rem; }
.thumb { width: 100%; height: 140px; object-fit: contain; background: #0f172a; border-radius: 8px; }
.card h2 { font-size: 1.05rem; margin: 0.75rem 0 0.25rem; }
.tagline { color: var(--muted); font-size: 0.9rem; margin: 0; }
.price { color: #7dd3fc; font-weight: 700; margin: 0.5rem 0 0; }
.price.big { font-size: 1.5rem; }
.product {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 1.5rem;
  align-items: start;
}
.hero-img {
  width: 100%;
  max-height: 320px;
  object-fit: contain;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
}
.product-media { display: grid; gap: 0.65rem; }
.carousel-viewport {
  position: relative;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  /* Fixed frame so image/video swaps don’t resize the page */
  aspect-ratio: 4 / 3;
  height: clamp(240px, 36vw, 340px);
  max-height: 340px;
}
.carousel-slide {
  position: absolute;
  inset: 0;
  display: none; /* one at a time — .is-active shows the current slide */
  place-items: center;
  padding: 0.75rem;
  box-sizing: border-box;
}
.carousel-slide.is-active {
  display: grid;
}
.carousel-slide[hidden] {
  display: none !important;
}
.carousel-slide .hero-img {
  border: none;
  background: transparent;
  width: 100%;
  height: 100%;
  max-height: none;
  object-fit: contain;
  padding: 0;
}
.carousel-slide .hero-img.is-stub { opacity: 0.72; }
.carousel-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #0f172acc;
  color: #fff;
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
  z-index: 2;
  min-height: 0;
  padding: 0;
}
.carousel-nav.prev { left: 0.5rem; }
.carousel-nav.next { right: 0.5rem; }
.carousel-nav:hover { border-color: var(--accent); }
.carousel-thumbs {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
}
.carousel-thumb {
  width: 3.4rem;
  height: 3.4rem;
  padding: 0;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #0f172a;
  overflow: hidden;
  position: relative;
  cursor: pointer;
  min-height: 0;
}
.carousel-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.carousel-thumb.is-active { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.thumb-video-mark {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 0.85rem;
  background: rgba(2, 6, 23, 0.35);
  z-index: 1;
}
.carousel-video {
  width: 100%;
  height: 100%;
  max-height: none;
  border-radius: 8px;
  background: #000;
  object-fit: contain;
}
.carousel-video-stub {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 0;
  border-radius: 8px;
  overflow: hidden;
  background: #0f172a;
}
.carousel-stub-bg {
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0.35;
}
.carousel-stub-overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 0.4rem;
  text-align: center;
  color: #e5e7eb;
  font-size: 0.95rem;
  padding: 1rem;
}
.play-glyph {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 999px;
  display: grid;
  place-items: center;
  margin: 0 auto;
  background: #0369a1;
  color: #fff;
  font-size: 0.9rem;
}
.carousel-stub-badge {
  position: absolute;
  left: 0.75rem;
  bottom: 0.75rem;
  background: #0f172acc;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.78rem;
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
}
.form, .add-form { display: grid; gap: 0.75rem; max-width: 28rem; margin-top: 1rem; }
.firmware-upload { margin-bottom: 1.25rem; }
.plan-table { margin-top: 0.75rem; }
.plan-table td, .plan-table th { white-space: nowrap; }
.plan-table td:nth-child(3),
.plan-table td:nth-child(4) { white-space: normal; }
.fw-current {
  display: inline-block;
  background: #0c4a6e;
  color: #7dd3fc;
  padding: 0.15rem 0.45rem;
  border-radius: 6px;
  font-size: 0.75rem;
  margin-left: 0.35rem;
  vertical-align: middle;
}
label.field, .form > label, .add-form > label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.9rem;
  color: var(--muted);
}
input, textarea, select {
  background: #0f172a;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 0.75rem 0.85rem;
  font: inherit;
  font-size: 16px; /* avoid iOS zoom on focus */
  width: 100%;
}
select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, #94a3b8 50%),
    linear-gradient(135deg, #94a3b8 50%, transparent 50%);
  background-position: calc(100% - 18px) calc(50% - 3px), calc(100% - 12px) calc(50% - 3px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 2rem;
}
button, .btn {
  display: inline-block;
  background: var(--accent2);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 0.85rem 1.1rem;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  text-align: center;
  min-height: 48px;
}
button:hover, .btn:hover { background: var(--accent); text-decoration: none; }
button:disabled, .btn:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-primary { width: 100%; max-width: none; }
.cart-table { width: 100%; border-collapse: collapse; }
.cart-table th, .cart-table td {
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 0.5rem;
  text-align: left;
}
.total { font-size: 1.15rem; }
.muted { color: var(--muted); font-size: 0.9rem; }
.badge {
  display: inline-block;
  background: #7f1d1d;
  color: #fecaca;
  padding: 0.35rem 0.6rem;
  border-radius: 6px;
  font-size: 0.85rem;
}
.foot {
  border-top: 1px solid var(--border);
  padding: 1.25rem 1rem;
  padding-bottom: max(1.25rem, env(safe-area-inset-bottom));
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}
.inline { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }
.inline input { width: 4.5rem; }

/* Checkout */
.checkout-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(240px, 0.8fr);
  gap: 1.25rem;
  align-items: start;
}
.checkout-main h1 { margin-top: 0; font-size: clamp(1.4rem, 3vw, 1.85rem); }
.checkout-block {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin: 0 0 1rem;
}
.checkout-block h2 {
  margin: 0 0 0.85rem;
  font-size: 1rem;
  color: #fff;
}
.checkout-form .field { margin-bottom: 0.75rem; }
.address-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
.address-grid .field-span-2 { grid-column: 1 / -1; }
@media (max-width: 560px) {
  .address-grid { grid-template-columns: 1fr; }
  .address-grid .field-span-2 { grid-column: auto; }
}
.ship-list { display: grid; gap: 0.65rem; }
.ship-card {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin: 0;
  padding: 0.95rem 1rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #0f172a;
  color: var(--text);
  cursor: pointer;
  min-height: 56px;
  -webkit-tap-highlight-color: transparent;
}
.ship-card:hover { border-color: #334155; }
.ship-card.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}
.ship-card input {
  width: auto;
  min-width: 1.15rem;
  min-height: 1.15rem;
  margin-top: 0.15rem;
  accent-color: var(--accent);
  flex: 0 0 auto;
}
.ship-card-body { flex: 1; min-width: 0; display: grid; gap: 0.25rem; }
.ship-card-top {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: baseline;
}
.ship-name { font-weight: 600; color: #fff; }
.ship-price { color: #7dd3fc; font-weight: 700; white-space: nowrap; }
.ship-desc { color: var(--muted); font-size: 0.88rem; }
.checkout-summary {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  position: sticky;
  top: 4.25rem;
}
.checkout-summary h2 { margin: 0 0 0.75rem; font-size: 1rem; }
.summary-lines { list-style: none; margin: 0; padding: 0; }
.summary-lines li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.92rem;
}
.summary-totals { margin-top: 0.75rem; display: grid; gap: 0.4rem; font-size: 0.95rem; }
.summary-totals > div { display: flex; justify-content: space-between; gap: 1rem; color: var(--muted); }
.summary-grand {
  color: #fff !important;
  font-weight: 700;
  font-size: 1.05rem;
  padding-top: 0.35rem;
  border-top: 1px solid var(--border);
}
.checkout-status { min-height: 1.25rem; color: var(--muted); font-size: 0.9rem; }
.checkout-status.error { color: #fecaca; }
.coupon-form { margin-top: 1rem; padding-top: 0.85rem; border-top: 1px solid var(--border); }
.coupon-form .field { margin-bottom: 0.35rem; }
.coupon-row { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }
.coupon-row input { flex: 1; min-width: 8rem; padding: 0.6rem 0.75rem; }
.coupon-status { min-height: 1.2rem; margin: 0.45rem 0 0; font-size: 0.88rem; color: var(--muted); }
.coupon-status.ok { color: #bbf7d0; }
.coupon-status.error { color: #fecaca; }
.coupon-admin-form { max-width: 40rem; }
.coupon-products { display: grid; gap: 0.35rem; }
.check-row {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
  color: var(--text);
  font-size: 0.9rem;
}
.check-row input { width: auto; min-width: 1.1rem; min-height: 1.1rem; margin-top: 0.15rem; }
.payment-placeholder {
  border: 1px dashed #334155;
  border-radius: var(--radius);
  padding: 1rem;
  background: #0f172a;
}
.payment-placeholder h2 { margin-top: 0; }
.payment-block {
  margin-top: 1rem;
  background: var(--card);
  border-color: var(--border);
}
#payment-element {
  margin: 0.25rem 0 1rem;
  min-height: 48px;
}
.muted.tight { margin-top: 0.5rem; }
code { color: #7dd3fc; font-size: 0.85em; word-break: break-all; }

@media (max-width: 860px) {
  .checkout-layout {
    grid-template-columns: 1fr;
  }
  .checkout-summary {
    position: static;
    order: -1; /* show totals first on phone */
  }
  .checkout-main { order: 1; }
}

@media (max-width: 720px) {
  .product { grid-template-columns: 1fr; }
  .cart-table { font-size: 0.92rem; }
  .cart-table th:nth-child(2),
  .cart-table td:nth-child(2) { white-space: nowrap; }
}

@media (max-width: 480px) {
  main { padding: 1rem 0.75rem; }
  .top { padding: 0.7rem 0.75rem; }
  .brand { font-size: 0.98rem; }
  .ship-card-top { flex-wrap: wrap; }
}

/* Landing / company shell */
.landing-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(160px, 0.6fr);
  gap: 1.5rem;
  align-items: center;
  margin-bottom: 2.5rem;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
  color: #7dd3fc;
  margin: 0 0 0.5rem;
}
.landing-hero h1 {
  font-size: clamp(1.75rem, 4vw, 2.4rem);
  margin: 0 0 0.75rem;
  line-height: 1.15;
}
.lede { color: var(--muted); font-size: 1.05rem; max-width: 36rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.25rem; }
.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--accent); background: #0f172a; }
.landing-hero-logo {
  justify-self: end;
  text-align: center;
}
.landing-hero-logo img {
  width: 160px;
  height: auto;
  max-width: 100%;
  display: block;
}
.landing-section { margin: 2.25rem 0; }
.landing-section h2 { margin: 0 0 0.5rem; font-size: 1.25rem; }
.section-intro { margin: 0 0 1rem; }
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr));
  gap: 1rem;
}
.category-card {
  display: block;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem;
  color: inherit;
  text-decoration: none;
  min-height: 140px;
}
.category-card:hover { border-color: var(--accent); text-decoration: none; }
.category-card h3 { margin: 0 0 0.4rem; font-size: 1.05rem; }
.category-card p { color: var(--muted); margin: 0 0 0.75rem; font-size: 0.92rem; }
.muted-card { opacity: 0.85; }
.text-link { color: var(--accent); font-size: 0.9rem; }
.landing-section.split {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.25rem;
  align-items: stretch;
}
.cta-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem;
}
.cta-panel h3 { margin-top: 0; }
.page-header { margin-bottom: 1.25rem; }
.page-header h1 { margin: 0 0 0.35rem; }
.catalog-layout {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 1.25rem;
  align-items: start;
}
.catalog-nav {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem;
  position: sticky;
  top: 4.25rem;
}
.catalog-nav h2 { margin: 0 0 0.6rem; font-size: 0.85rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }
.cat-link {
  display: block;
  padding: 0.55rem 0.4rem;
  color: var(--text);
  border-radius: 6px;
  min-height: 40px;
}
.cat-link:hover { background: #0f172a; text-decoration: none; }
.cat-link.nav-active { color: #7dd3fc; background: #0f172a; }
.cat-pill {
  display: inline-block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #7dd3fc;
  margin: 0.5rem 0 0;
}
.stock { font-size: 0.9rem; margin: 0.35rem 0; }
.stock.ok { color: #86efac; }
.stock.backorder { color: #fde68a; }
.check-row {
  display: flex;
  gap: 0.55rem;
  align-items: flex-start;
  color: var(--text);
  font-size: 0.92rem;
  margin: 0.35rem 0;
}
.check-row input { width: auto; min-width: 1.1rem; min-height: 1.1rem; margin-top: 0.15rem; }
.crumb { color: var(--muted); font-size: 0.9rem; margin-bottom: 1rem; }
.admin-view-banner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  align-items: center;
  justify-content: space-between;
  background: #0f172a;
  color: #e5e7eb;
  border: 1px solid #0ea5e9;
  border-radius: 8px;
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
}
.admin-view-banner p { margin: 0; }
.admin-view-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; }
.customer-view-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: flex-end;
  margin: 0.75rem 0 1rem;
}
.customer-view-picker .field { margin: 0; min-width: 16rem; }
.alert-email-form { max-width: 40rem; }
.alert-email-preview {
  background: #0f172a;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  white-space: pre-wrap;
  color: var(--text);
  font-size: 0.9rem;
  max-width: 40rem;
}
.label-with-info {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.info-tip {
  position: relative;
  display: inline-flex;
  align-items: center;
  color: var(--muted);
}
.info-tip-icon {
  width: 1.15rem;
  height: 1.15rem;
  border-radius: 999px;
  border: 1px solid #64748b;
  color: #e2e8f0;
  font-size: 0.75rem;
  font-style: italic;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: help;
  background: #1e293b;
  line-height: 1;
}
.info-tip-bubble {
  display: none;
  position: absolute;
  right: 0;
  top: calc(100% + 0.4rem);
  min-width: 16rem;
  max-width: min(22rem, 80vw);
  background: #0f172a;
  border: 1px solid #334155;
  border-radius: 8px;
  padding: 0.7rem 0.8rem;
  color: #e5e7eb;
  font-size: 0.8rem;
  font-style: normal;
  font-weight: 400;
  white-space: pre-wrap;
  box-shadow: 0 8px 24px #0008;
  z-index: 40;
}
.info-tip:hover .info-tip-bubble,
.info-tip:focus-within .info-tip-bubble {
  display: block;
}
.admin-customer-view {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}
.admin-customer-view-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  align-items: center;
  justify-content: space-between;
  background: #0f172a;
  border: 1px solid #0ea5e9;
  border-radius: 8px;
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
}
.admin-customer-view-bar p { margin: 0; }
.admin-customer-view .cloud-shell { margin: 0 0 1.5rem; }
.notice-ok {
  background: #052e16;
  color: #bbf7d0;
  border: 1px solid #14532d;
  border-radius: 8px;
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
}
.contact-form { max-width: 32rem; }
.topic-fieldset {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.75rem 1rem;
  margin: 0 0 0.75rem;
}
.topic-fieldset legend { padding: 0 0.35rem; color: var(--muted); }
.foot-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 1rem;
  text-align: left;
  max-width: 1100px;
  margin: 0 auto;
}
.foot-brand { font-weight: 700; color: #fff; margin: 0.25rem 0; }
.foot-legal { margin: 1rem auto 0; max-width: 1100px; font-size: 0.8rem; text-align: left; }
.stock-hint { margin: 0.35rem 0 0.75rem; font-size: 0.9rem; }
.need-more { font-weight: 600; }
.notify-form {
  display: grid;
  gap: 0.65rem;
  max-width: 22rem;
  margin: 0.75rem 0 1rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #0f172a;
}
.legal-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.85rem;
  margin: 0 0 1.25rem;
  font-size: 0.9rem;
}
.legal-block h2 { margin-top: 0; }
.legal-list { margin: 0; padding-left: 1.15rem; color: var(--muted); }
.legal-list li { margin: 0.4rem 0; }
.quote-note { margin-bottom: 1rem; }
.checkout-legal { margin-top: 0.85rem; }
.admin-header { display: flex; justify-content: space-between; gap: 1rem; align-items: flex-start; }
.table-wrap { overflow-x: auto; }
.admin-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.admin-table th, .admin-table td {
  text-align: left;
  padding: 0.55rem 0.4rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.admin-table th { color: var(--muted); font-weight: 500; }
.device-edit-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr auto;
  gap: 0.5rem;
  align-items: end;
  margin-bottom: 0.35rem;
}
.device-edit-actions { padding-bottom: 0.15rem; }
@media (max-width: 720px) {
  .device-edit-grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .landing-hero,
  .landing-section.split,
  .catalog-layout,
  .foot-grid { grid-template-columns: 1fr; }
  .landing-hero-logo { justify-self: start; }
  .catalog-nav { position: static; display: flex; flex-wrap: wrap; gap: 0.35rem; align-items: center; }
  .catalog-nav h2 { width: 100%; }
}