:root {
  color-scheme: dark;
  --black: #050505;
  --charcoal: #111111;
  --ink: #181715;
  --stone: #f2eee5;
  --muted: #c9c2b5;
  --gold: #d0aa62;
  --gold-deep: #8f6b34;
  --sage: #35483e;
  --line: rgba(208, 170, 98, 0.32);
  --white-soft: rgba(248, 244, 234, 0.9);
  --shadow: rgba(0, 0, 0, 0.36);
}

@media (max-width: 840px) {
  .systems-section {
    background: #050505;
  }

  .systems-layout {
    background:
      radial-gradient(circle at 82% 8%, rgba(208, 170, 98, 0.08), transparent 28%),
      #050505;
    border-bottom: 1px solid rgba(208, 170, 98, 0.24);
    border-top: 1px solid rgba(208, 170, 98, 0.24);
    grid-template-columns: minmax(178px, 42%) minmax(0, 1fr);
  }

  .category-rail {
    background: linear-gradient(90deg, rgba(208, 170, 98, 0.04), rgba(255, 255, 255, 0));
    border: 0;
    border-radius: 0;
    border-right: 1px solid rgba(208, 170, 98, 0.24);
    gap: 8px;
    overflow: visible;
    padding: 22px 14px 26px;
  }

  .category-group-title {
    align-items: center;
    background: transparent;
    border: 0;
    color: #f2d58d;
    display: flex;
    font-size: 12px;
    font-weight: 900;
    gap: 9px;
    justify-content: center;
    letter-spacing: 0.04em;
    line-height: 1.25;
    min-height: auto;
    padding: 16px 0 10px;
    text-align: center;
    text-transform: none;
  }

  .category-group-title:first-child {
    padding-top: 0;
  }

  .category-group-title::before,
  .category-group-title::after {
    background: linear-gradient(90deg, transparent, rgba(208, 170, 98, 0.62));
    content: "";
    flex: 1 1 18px;
    height: 1px;
    max-width: 34px;
  }

  .category-group-title::after {
    background: linear-gradient(90deg, rgba(208, 170, 98, 0.62), transparent);
  }

  .category-tab {
    align-items: center;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.015));
    border: 1px solid rgba(248, 244, 234, 0.08);
    border-radius: 14px;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.035);
    color: rgba(248, 244, 234, 0.84);
    display: grid;
    font-size: 13px;
    font-weight: 800;
    grid-template-columns: auto minmax(0, 1fr) auto;
    line-height: 1.16;
    min-height: 62px;
    padding: 0 11px 0 14px;
    transition: border-color 180ms ease, box-shadow 180ms ease, color 180ms ease, background 180ms ease;
  }

  .category-tab::after {
    color: rgba(248, 244, 234, 0.7);
    content: "›";
    font-size: 27px;
    font-weight: 300;
    line-height: 1;
    padding-left: 8px;
  }

  .category-tab span {
    color: #f2d58d;
    display: inline-block;
    font-size: 12px;
    font-weight: 800;
    margin: 0 10px 0 0;
  }

  .category-tab.is-active {
    background: rgba(208, 170, 98, 0.08);
    border-color: #f4d995;
    box-shadow: 0 0 0 1px rgba(244, 217, 149, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.06);
    color: #f4d995;
  }

  .category-tab.is-active span,
  .category-tab.is-active::after {
    color: #f4d995;
  }

  .systems-layout .product-feature {
    background: radial-gradient(circle at 80% 5%, rgba(208, 170, 98, 0.07), transparent 30%);
    border-left: 1px solid rgba(208, 170, 98, 0.24);
    padding: 30px 18px 28px;
  }

  .product-copy h3 {
    color: #f2d58d;
    font-size: clamp(20px, 4.2vw, 32px);
    min-height: 0;
    overflow-wrap: anywhere;
    padding-bottom: 14px;
  }
}

@media (max-width: 620px) {
  .systems-layout {
    grid-template-columns: minmax(160px, 43%) minmax(0, 1fr);
  }

  .category-rail {
    gap: 7px;
    padding: 18px 12px 22px;
  }

  .category-group-title {
    font-size: 11px;
    gap: 7px;
    padding: 16px 0 8px;
  }

  .category-tab {
    border-radius: 13px;
    font-size: 12px;
    min-height: 58px;
    padding-left: 12px;
    padding-right: 9px;
  }

  .category-tab span {
    font-size: 11px;
    margin-right: 9px;
  }

  .category-tab::after {
    font-size: 24px;
    padding-left: 6px;
  }

  .systems-layout .product-feature {
    padding: 26px 14px 22px;
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--black);
  color: var(--stone);
  font-family: Inter, Avenir, "Helvetica Neue", Arial, sans-serif;
  overflow-x: hidden;
}

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

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

.site-header {
  align-items: center;
  background: rgba(5, 5, 5, 0.72);
  border-bottom: 1px solid rgba(208, 170, 98, 0.18);
  display: flex;
  height: 76px;
  justify-content: space-between;
  left: 0;
  padding: 0 42px;
  position: fixed;
  right: 0;
  top: 0;
  z-index: 30;
}

.brand {
  align-items: center;
  display: flex;
  gap: 14px;
}

.brand-logo {
  display: block;
  height: 28px;
  width: auto;
}

.brand-logo-mark {
  display: inline-flex;
  line-height: 0;
  position: relative;
}

.logo-regmark {
  color: var(--gold);
  font-size: 9px;
  font-weight: 800;
  line-height: 1;
  position: absolute;
  right: -9px;
  top: -4px;
}

.brand-domain {
  color: var(--gold);
  font-size: 13px;
}

.site-nav {
  align-items: center;
  display: flex;
  gap: 28px;
  font-size: 14px;
}

.site-nav a {
  color: rgba(248, 244, 234, 0.82);
}

.site-nav a:hover {
  color: var(--gold);
}

.nav-cta,
.button {
  border: 1px solid var(--line);
  border-radius: 8px;
}

.nav-cta {
  padding: 11px 18px;
}

.nav-toggle {
  background: transparent;
  border: 0;
  display: none;
  height: 42px;
  padding: 0;
  width: 42px;
}

.nav-toggle span {
  background: var(--stone);
  display: block;
  height: 2px;
  margin: 8px auto;
  width: 24px;
}

.hero {
  height: clamp(460px, 62.5vw, 760px);
  overflow: hidden;
  position: relative;
}

.hero-slides,
.hero-media,
.hero-overlay {
  height: 100%;
  inset: 0;
  position: absolute;
  width: 100%;
}

.hero-media {
  filter: saturate(0.96) contrast(1.02);
  object-fit: cover;
  object-position: var(--hero-position, center center);
  opacity: 0;
  transform: none;
  transition: opacity 0.5s ease;
}

.hero-media.is-active {
  opacity: 1;
  transform: none;
}

.hero-overlay {
  background:
    linear-gradient(135deg, rgba(5, 5, 5, 0.58) 0%, rgba(5, 5, 5, 0.18) 34%, rgba(5, 5, 5, 0) 70%),
    linear-gradient(0deg, rgba(5, 5, 5, 0.18) 0%, rgba(5, 5, 5, 0) 44%);
}

.hero-content {
  min-height: 0;
  padding: 112px 42px 42px;
  position: relative;
  width: 100%;
  z-index: 2;
}

.hero-direction {
  color: rgba(248, 244, 234, 0.86);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  margin: 0 0 12px;
  text-transform: uppercase;
}

.hero-product-label {
  color: var(--gold);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 54px;
  line-height: 1.08;
  margin: 0;
  max-width: 760px;
  text-shadow: 0 12px 34px rgba(0, 0, 0, 0.48);
}

.eyebrow,
.section-label,
.product-kicker {
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}

.hero-controls {
  align-items: center;
  bottom: 28px;
  display: flex;
  justify-content: space-between;
  left: 42px;
  pointer-events: none;
  position: absolute;
  right: 42px;
  z-index: 4;
}

.hero-dots,
.hero-arrows {
  align-items: center;
  display: flex;
  gap: 10px;
  pointer-events: auto;
}

.hero-dot {
  background: rgba(248, 244, 234, 0.52);
  border: 1px solid rgba(248, 244, 234, 0.42);
  border-radius: 999px;
  cursor: pointer;
  height: 10px;
  padding: 0;
  width: 34px;
}

.hero-dot.is-active {
  background: var(--gold);
  border-color: var(--gold);
}

.hero-arrow {
  align-items: center;
  background: rgba(7, 7, 6, 0.56);
  border: 1px solid rgba(208, 170, 98, 0.34);
  border-radius: 999px;
  color: var(--stone);
  cursor: pointer;
  display: inline-flex;
  font-size: 31px;
  height: 44px;
  justify-content: center;
  line-height: 1;
  padding: 0;
  transition: background-color 0.22s ease, border-color 0.22s ease, color 0.22s ease, transform 0.22s ease;
  width: 44px;
}

.hero-arrow span {
  display: block;
  margin-top: -2px;
}

.hero-arrow:hover,
.hero-arrow:focus-visible {
  background: rgba(208, 170, 98, 0.28);
  color: var(--gold);
}

.button {
  align-items: center;
  cursor: pointer;
  display: inline-flex;
  font-size: 14px;
  font-weight: 700;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
}

.button.primary {
  background: var(--gold);
  color: #090909;
}

.button.ghost {
  color: var(--stone);
}

.section {
  padding: 94px 42px;
  scroll-margin-top: 86px;
}

.section-inner {
  margin: 0 auto;
  max-width: 1240px;
}

.intro-band {
  background: var(--stone);
  color: var(--ink);
  isolation: isolate;
  overflow: hidden;
  padding-bottom: 78px;
  padding-top: 78px;
  position: relative;
}

.intro-band::before {
  background:
    linear-gradient(90deg, rgba(236, 231, 221, 0.98) 0%, rgba(236, 231, 221, 0.92) 48%, rgba(236, 231, 221, 0.72) 100%),
    url("assets/images/trowel-application-background.jpg") right center / auto 128% no-repeat;
  content: "";
  filter: grayscale(100%) contrast(0.95);
  inset: 0;
  opacity: 0.82;
  pointer-events: none;
  position: absolute;
  z-index: -1;
}

.intro-band .section-inner {
  position: relative;
}

.intro-grid,
.partner-grid,
.contact-grid {
  display: grid;
  gap: 56px;
  grid-template-columns: 0.9fr 1.1fr;
}

.intro-grid h2,
.section-heading h2,
.partner-copy h2,
.contact-grid h2 {
  font-size: 46px;
  line-height: 1.1;
  margin: 12px 0 0;
}

.intro-grid p,
.section-heading p,
.partner-copy p,
.contact-grid p {
  color: rgba(24, 23, 21, 0.74);
  font-size: 18px;
  line-height: 1.75;
  margin: 0;
}

.intro-copy {
  display: grid;
  gap: 18px;
}

.systems-section {
  background:
    linear-gradient(180deg, #080808 0%, #12110f 58%, #080808 100%);
}

.mobile-video-section {
  display: none;
}

.mobile-video-copy h2 {
  margin: 0;
}

.section-heading {
  display: grid;
  gap: 18px;
  grid-template-columns: 0.9fr 1.1fr;
  margin-bottom: 46px;
}

.section-heading h2 {
  margin: 0;
}

.section-heading p {
  color: rgba(248, 244, 234, 0.66);
}

.section-heading.compact {
  display: block;
  max-width: 760px;
}

.systems-layout {
  display: grid;
  align-items: start;
  gap: 24px;
  grid-template-columns: 300px minmax(0, 1fr) minmax(300px, 360px);
}

.category-rail {
  border: 1px solid var(--line);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.category-group-title {
  background: rgba(208, 170, 98, 0.16);
  border-bottom: 1px solid rgba(208, 170, 98, 0.22);
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  padding: 12px 20px;
  text-transform: uppercase;
}

.category-tab {
  background: rgba(255, 255, 255, 0.02);
  border: 0;
  border-bottom: 1px solid rgba(208, 170, 98, 0.18);
  color: rgba(248, 244, 234, 0.76);
  cursor: pointer;
  font: inherit;
  line-height: 1.25;
  min-height: 74px;
  padding: 16px 20px;
  text-align: left;
}

.category-tab span {
  color: var(--gold);
  display: block;
  font-size: 13px;
  margin-bottom: 8px;
}

.category-tab.is-active {
  background: var(--gold);
  color: #090909;
}

.category-tab.is-active span {
  color: #090909;
}

.product-feature {
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 22px;
  grid-template-rows: auto auto auto;
  overflow: hidden;
  padding: 30px;
}

.product-copy {
  padding: 0;
}

.product-copy h3 {
  font-size: 34px;
  line-height: 1.08;
  margin: 10px 0 14px;
}

.product-copy p {
  color: rgba(248, 244, 234, 0.72);
  font-size: 17px;
  line-height: 1.65;
  margin: 0;
}

.color-effect-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: 180px minmax(0, 1fr);
}

.color-card,
.product-image-wrap {
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(208, 170, 98, 0.22);
  border-radius: 8px;
  overflow: hidden;
}

.color-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 18px;
}

.panel-label {
  color: var(--gold);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.swatch-grid {
  display: grid;
  gap: 12px;
}

.swatch {
  border: 1px solid rgba(248, 244, 234, 0.26);
  border-radius: 6px;
  min-height: 54px;
}

.image-swatch {
  background-position: center;
  background-size: cover;
  min-height: 118px;
}

.effect-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.effect-tags li {
  background: rgba(208, 170, 98, 0.12);
  border: 1px solid rgba(208, 170, 98, 0.24);
  border-radius: 999px;
  color: rgba(248, 244, 234, 0.86);
  font-size: 14px;
  padding: 10px 14px;
}

.product-image-wrap {
  margin: 0;
  min-height: 390px;
  position: relative;
}

.product-image-wrap img {
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.product-image-wrap figcaption {
  background: rgba(5, 5, 5, 0.72);
  border-top: 1px solid rgba(208, 170, 98, 0.22);
  bottom: 0;
  color: rgba(248, 244, 234, 0.78);
  font-size: 13px;
  left: 0;
  padding: 12px 14px;
  position: absolute;
  right: 0;
  text-transform: uppercase;
}

.video-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  grid-template-rows: auto auto;
  overflow: hidden;
}

.product-video-panel {
  width: 100%;
}

.video-frame {
  background: #000;
  aspect-ratio: 9 / 16;
  min-height: 0;
  width: 100%;
}

.video-frame iframe,
.video-frame video {
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.video-cover {
  appearance: none;
  background: #000;
  border: 0;
  cursor: pointer;
  display: block;
  height: 100%;
  overflow: hidden;
  padding: 0;
  position: relative;
  width: 100%;
}

.video-cover img {
  display: block;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
  width: 100%;
}

.video-cover:hover img {
  transform: scale(1.025);
}

.video-cover:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -2px;
}

.video-play {
  align-items: center;
  background: rgba(12, 10, 7, 0.72);
  border: 1px solid rgba(208, 170, 98, 0.82);
  border-radius: 50%;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.38);
  display: flex;
  height: 64px;
  justify-content: center;
  left: 50%;
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  transition: background 0.25s ease, transform 0.25s ease;
  width: 64px;
}

.video-play::before {
  border-bottom: 13px solid transparent;
  border-left: 19px solid var(--stone);
  border-top: 13px solid transparent;
  content: "";
  margin-left: 5px;
}

.video-cover:hover .video-play {
  background: rgba(208, 170, 98, 0.78);
  transform: translate(-50%, -50%) scale(1.05);
}

.video-meta {
  align-items: center;
  background: rgba(255, 255, 255, 0.035);
  border-top: 1px solid rgba(208, 170, 98, 0.22);
  display: flex;
  gap: 16px;
  justify-content: space-between;
  padding: 18px;
}

.video-meta span {
  color: rgba(248, 244, 234, 0.72);
  font-size: 13px;
}

.video-meta a {
  color: var(--gold);
  font-size: 14px;
  font-weight: 700;
}

.advantage-section {
  background: var(--stone);
  color: var(--ink);
}

.advantage-section .section-heading.compact {
  max-width: 1040px;
}

.advantage-section .section-label {
  color: var(--gold-deep);
}

.advantage-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 42px;
}

.advantage-grid article {
  background: rgba(255, 255, 255, 0.32);
  border: 1px solid rgba(24, 23, 21, 0.16);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  overflow: hidden;
}

.advantage-grid img {
  aspect-ratio: 1;
  border-bottom: 1px solid rgba(24, 23, 21, 0.13);
  object-fit: cover;
  width: 100%;
}

.advantage-grid span {
  color: var(--gold-deep);
  display: block;
  font-weight: 800;
  margin: 20px 22px 12px;
}

.advantage-grid h3 {
  font-size: 21px;
  line-height: 1.18;
  margin: 0 22px 24px;
}

.advantage-grid p {
  color: rgba(24, 23, 21, 0.66);
  line-height: 1.65;
  margin: 0;
}

.image-run {
  background: var(--black);
  border-bottom: 1px solid rgba(208, 170, 98, 0.2);
  border-top: 1px solid rgba(208, 170, 98, 0.2);
  line-height: 0;
  overflow: hidden;
}

.image-run picture,
.image-run img {
  display: block;
  width: 100%;
}

.global-network {
  background: var(--stone);
  color: var(--ink);
}

.network-heading p {
  color: rgba(24, 23, 21, 0.68);
}

.network-card {
  background: #0d0d0b;
  border: 1px solid rgba(24, 23, 21, 0.18);
  border-radius: 8px;
  display: grid;
  gap: 1px;
  grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.55fr);
  overflow: hidden;
}

.network-map {
  background:
    radial-gradient(circle at 78% 18%, rgba(208, 170, 98, 0.2), transparent 26%),
    radial-gradient(circle at 22% 82%, rgba(248, 244, 234, 0.08), transparent 28%),
    linear-gradient(135deg, #0b0b09, #171510 58%, #0a0a09);
  min-height: 440px;
  padding: 26px;
}

.network-map svg {
  display: block;
  height: 100%;
  min-height: 390px;
  width: 100%;
}

.map-grid path,
.map-grid ellipse {
  fill: none;
  stroke: rgba(248, 244, 234, 0.13);
  stroke-width: 1;
}

.world-shapes path {
  fill: rgba(248, 244, 234, 0.13);
  stroke: rgba(248, 244, 234, 0.2);
  stroke-width: 1.4;
}

.network-lines path {
  fill: none;
  opacity: 0.76;
  stroke: url("#mapGlow");
  stroke-linecap: round;
  stroke-width: 2.3;
}

.partner-points circle {
  fill: var(--gold);
  stroke: var(--stone);
  stroke-width: 2.4;
}

.partner-points text {
  fill: rgba(248, 244, 234, 0.8);
  font-size: 19px;
  font-weight: 700;
}

.hub-point circle:first-child {
  fill: url("#hubGlow");
  stroke: none;
}

.hub-point circle:nth-child(2) {
  fill: var(--gold);
  stroke: #f4dfaa;
}

.hub-point text:first-of-type {
  fill: #f4dfaa;
  font-size: 22px;
  font-weight: 900;
}

.hub-point text:last-of-type {
  fill: rgba(248, 244, 234, 0.58);
  font-size: 16px;
  font-weight: 700;
}

.network-copy {
  background: rgba(248, 244, 234, 0.045);
  border-left: 1px solid rgba(208, 170, 98, 0.26);
  color: var(--stone);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 34px;
}

.network-kicker {
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.network-copy strong {
  display: block;
  font-size: 34px;
  line-height: 1.06;
  margin-bottom: 18px;
}

.network-copy p {
  color: rgba(248, 244, 234, 0.68);
  font-size: 16px;
  line-height: 1.65;
  margin: 0 0 24px;
}

.network-copy ul {
  display: grid;
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.network-copy li {
  border-top: 1px solid rgba(208, 170, 98, 0.2);
  color: rgba(248, 244, 234, 0.78);
  font-size: 14px;
  padding-top: 12px;
}

.partner-section {
  background:
    linear-gradient(120deg, rgba(5, 5, 5, 0.86), rgba(5, 5, 5, 0.58)),
    url("assets/images/cloudrock-showroom-background.jpg") center / cover;
}

.partner-copy p,
.contact-grid p {
  color: rgba(248, 244, 234, 0.72);
}

.faq-list,
.news-list {
  display: grid;
  gap: 12px;
}

.faq-item,
.news-item {
  background: rgba(8, 8, 7, 0.28);
  border: 1px solid rgba(208, 170, 98, 0.26);
  border-radius: 8px;
  padding: 18px 22px;
  transition: background-color 0.22s ease, border-color 0.22s ease, transform 0.22s ease;
}

.news-item:hover {
  background: rgba(8, 8, 7, 0.38);
  border-color: rgba(208, 170, 98, 0.42);
  transform: translateY(-1px);
}

.faq-item h3,
.news-item h3 {
  color: var(--gold);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.35;
  margin: 0 0 8px;
}

.faq-item p,
.news-item p {
  color: rgba(248, 244, 234, 0.68);
  font-size: 15px;
  line-height: 1.58;
  margin: 0;
}

.news-meta {
  align-items: center;
  color: rgba(248, 244, 234, 0.48);
  display: flex;
  flex-wrap: wrap;
  font-size: 12px;
  font-weight: 800;
  gap: 10px;
  letter-spacing: 0.02em;
  margin-bottom: 10px;
  text-transform: uppercase;
}

.news-meta span {
  color: var(--gold);
}

.news-title-link {
  color: inherit;
}

.news-title-link:hover,
.news-title-link:focus-visible,
.news-read-more:hover,
.news-read-more:focus-visible {
  color: #fff3ca;
}

.news-read-more {
  color: var(--gold);
  display: inline-block;
  font-size: 13px;
  font-weight: 900;
  margin-top: 14px;
  text-transform: uppercase;
}

.article-page {
  background: #f4efe6;
  color: var(--ink);
}

.article-main {
  background:
    linear-gradient(180deg, rgba(244, 239, 230, 0.96), rgba(244, 239, 230, 0.98)),
    url("assets/images/cloudrock-showroom-background.jpg") center top / cover fixed;
  min-height: 100vh;
  padding: 136px 24px 84px;
}

.article-shell {
  margin: 0 auto;
  max-width: 940px;
}

.article-kicker {
  color: var(--gold-deep);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.12em;
  margin: 0 0 16px;
  text-transform: uppercase;
}

.article-title {
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.08;
  margin: 0;
  text-wrap: balance;
}

.article-meta-line {
  color: rgba(24, 23, 21, 0.58);
  display: flex;
  flex-wrap: wrap;
  font-size: 14px;
  font-weight: 700;
  gap: 12px;
  margin: 22px 0 28px;
}

.article-summary {
  color: rgba(24, 23, 21, 0.72);
  font-size: 20px;
  line-height: 1.75;
  margin: 0 0 34px;
}

.article-body {
  background: rgba(255, 252, 245, 0.76);
  border: 1px solid rgba(143, 107, 52, 0.2);
  border-radius: 8px;
  box-shadow: 0 26px 70px rgba(48, 35, 18, 0.12);
  padding: clamp(28px, 5vw, 54px);
}

.article-body h2 {
  font-size: 25px;
  line-height: 1.32;
  margin: 34px 0 12px;
}

.article-body h2:first-child {
  margin-top: 0;
}

.article-body p,
.article-body li {
  color: rgba(24, 23, 21, 0.76);
  font-size: 17px;
  line-height: 1.9;
}

.article-body p {
  margin: 0 0 18px;
}

.article-body ul {
  margin: 0 0 22px;
  padding-left: 1.2em;
}

.keyword-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}

.keyword-list span {
  border: 1px solid rgba(143, 107, 52, 0.22);
  color: rgba(24, 23, 21, 0.7);
  font-size: 13px;
  font-weight: 800;
  padding: 8px 10px;
}

.article-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.article-actions a {
  align-items: center;
  background: #10100f;
  border: 1px solid rgba(208, 170, 98, 0.42);
  color: #f7e4ab;
  display: inline-flex;
  font-size: 14px;
  font-weight: 900;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  transition: background-color 0.22s ease, color 0.22s ease, transform 0.22s ease;
}

.article-actions a:hover,
.article-actions a:focus-visible {
  background: var(--gold);
  color: #11100e;
  transform: translateY(-1px);
}

.contact-section {
  background: #0c0c0b;
}

.domain-link {
  color: var(--gold);
  display: inline-block;
  font-size: 20px;
  font-weight: 800;
  margin-top: 28px;
}

.sample-kit-list {
  border-left: 1px solid rgba(208, 170, 98, 0.42);
  color: rgba(248, 244, 234, 0.78);
  display: grid;
  gap: 12px;
  line-height: 1.55;
  list-style: none;
  margin: 38px 0 0;
  padding: 0 0 0 24px;
}

.sample-kit-list li {
  position: relative;
}

.sample-kit-list li::before {
  background: var(--gold);
  border-radius: 999px;
  content: "";
  height: 6px;
  left: -24px;
  position: absolute;
  top: 0.72em;
  width: 6px;
}

.contact-card {
  align-self: start;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 32px;
}

.contact-eyebrow {
  color: var(--gold);
  display: block;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.contact-card dl {
  display: grid;
  gap: 22px;
  margin: 0;
}

.contact-card dl div {
  display: grid;
  gap: 6px;
}

.contact-card dt {
  color: rgba(248, 244, 234, 0.48);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.contact-card dd {
  color: rgba(248, 244, 234, 0.86);
  font-size: 18px;
  line-height: 1.45;
  margin: 0;
}

.contact-note {
  border-top: 1px solid rgba(208, 170, 98, 0.24);
  margin-top: 30px;
  padding-top: 22px;
}

.contact-note span {
  color: var(--gold);
  display: block;
  font-size: 14px;
  font-weight: 800;
  margin-bottom: 8px;
}

.contact-note p {
  color: rgba(248, 244, 234, 0.68);
  font-size: 15px;
  line-height: 1.6;
  margin: 0;
}

.site-footer {
  align-items: center;
  background: #050505;
  border-top: 1px solid rgba(208, 170, 98, 0.18);
  color: rgba(248, 244, 234, 0.68);
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  justify-content: space-between;
  padding: 30px 42px;
}

.footer-logo {
  display: block;
  height: 30px;
  width: auto;
}

.footer-logo-mark .logo-regmark {
  right: -9px;
  top: -5px;
}

@media (max-width: 1120px) {
  .systems-layout {
    grid-template-columns: 230px minmax(0, 1fr) minmax(300px, 360px);
  }

  .systems-layout .video-panel {
    grid-column: 3;
    justify-self: start;
    max-width: 360px;
    width: 100%;
  }
}

@media (max-width: 840px) {
  .site-header {
    height: 68px;
    padding: 0 20px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    background: rgba(5, 5, 5, 0.96);
    border-bottom: 1px solid var(--line);
    display: none;
    flex-direction: column;
    left: 0;
    padding: 22px;
    position: absolute;
    right: 0;
    top: 68px;
  }

  .site-nav.is-open {
    display: flex;
  }

  .hero {
    height: clamp(300px, 75vw, 520px);
  }

  .hero-content {
    min-height: 0;
    padding: 88px 22px 22px;
  }

  .hero-product-label {
    font-size: 30px;
    max-width: 320px;
  }

  .hero-direction {
    font-size: 11px;
    margin-bottom: 8px;
  }

  .hero-controls {
    bottom: 16px;
    left: 22px;
    right: 22px;
  }

  .hero-dot {
    height: 8px;
    width: 26px;
  }

  .hero-arrow {
    font-size: 24px;
    height: 36px;
    width: 36px;
  }

  .section {
    padding: 68px 22px;
  }

  .intro-grid,
  .section-heading,
  .partner-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .intro-grid h2,
  .section-heading h2,
  .partner-copy h2,
  .contact-grid h2 {
    font-size: 34px;
  }

  .mobile-video-section {
    background: #080808;
    display: block;
    padding: 0 22px 48px;
  }

  .mobile-video-inner {
    display: grid;
    gap: 22px;
    justify-items: center;
    max-width: 460px;
  }

  .mobile-video-copy {
    display: grid;
    gap: 10px;
    justify-self: stretch;
  }

  .mobile-video-copy h2 {
    font-size: 31px;
    line-height: 1.08;
  }

  .mobile-intro-video {
    justify-self: center;
    max-width: 340px;
    width: min(100%, 340px);
  }

  .mobile-intro-video .video-frame {
    aspect-ratio: 9 / 16;
  }

  .systems-layout {
    align-items: start;
    border-bottom: 1px solid rgba(208, 170, 98, 0.2);
    border-top: 1px solid rgba(208, 170, 98, 0.2);
    gap: 0;
    grid-template-columns: minmax(180px, 38%) minmax(0, 1fr);
  }

  .category-rail {
    align-self: start;
    border-left: 0;
    border-radius: 0;
    border-top: 0;
    display: flex;
    flex-direction: column;
    grid-column: 1;
    grid-row: 1;
  }

  .category-group-title {
    grid-column: auto;
  }

  .category-tab {
    min-height: 78px;
  }

  .product-copy h3 {
    font-size: 31px;
  }

  .systems-layout .product-video-panel {
    display: none;
  }

  .systems-layout .product-feature {
    align-self: start;
    border: 0;
    border-left: 1px solid rgba(208, 170, 98, 0.2);
    border-radius: 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
    grid-column: 2;
    grid-row: 1;
    min-height: 0;
    overflow: visible;
    padding: 22px 18px 24px;
  }

  .systems-layout .color-effect-grid {
    grid-template-columns: 1fr;
  }

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

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

  .network-copy {
    border-left: 0;
    border-top: 1px solid rgba(208, 170, 98, 0.26);
  }

  .network-map {
    min-height: 360px;
  }
}

@media (max-width: 560px) {
  .brand-domain {
    display: none;
  }

  .hero-controls {
    bottom: 16px;
  }

  .hero-arrows {
    display: flex;
  }

  .button {
    width: 100%;
  }

  .category-rail {
    align-self: start;
    border-left: 0;
    border-radius: 0;
    border-top: 0;
    display: flex;
    flex-direction: column;
    grid-column: 1;
    grid-row: 1;
    height: auto;
  }

  .systems-section .section-inner {
    width: min(100%, 100vw);
  }

  .systems-section .section-heading {
    margin-bottom: 24px;
    padding: 0 22px;
  }

  .systems-section .section-heading p:not(.section-label) {
    display: none;
  }

  .systems-layout {
    align-items: start;
    border-bottom: 1px solid rgba(208, 170, 98, 0.2);
    border-top: 1px solid rgba(208, 170, 98, 0.2);
    gap: 0;
    grid-template-columns: minmax(142px, 42%) minmax(0, 1fr);
    grid-template-rows: auto;
  }

  .category-group-title {
    font-size: 10px;
    letter-spacing: 0.06em;
    line-height: 1.35;
    padding: 11px 12px;
  }

  .category-tab {
    font-size: 13px;
    min-height: 74px;
    padding: 12px;
  }

  .category-tab span {
    font-size: 11px;
    margin-bottom: 6px;
  }

  .advantage-grid {
    gap: 12px;
    grid-template-columns: 1fr 1fr;
  }

  .advantage-grid span {
    margin: 14px 14px 8px;
  }

  .advantage-grid h3 {
    font-size: 16px;
    margin: 0 14px 18px;
  }

  .network-map {
    min-height: 270px;
    padding: 14px;
  }

  .network-map svg {
    min-height: 250px;
  }

  .network-copy {
    padding: 24px;
  }

  .network-copy strong {
    font-size: 28px;
  }

  .product-feature {
    align-self: start;
    border: 0;
    border-left: 1px solid rgba(208, 170, 98, 0.2);
    border-radius: 0;
    display: flex;
    flex-direction: column;
    grid-column: 2;
    grid-row: 1;
    min-height: 0;
    overflow: visible;
    padding: 16px 12px 18px;
  }

  .color-effect-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .product-copy h3 {
    font-size: 18px;
    margin: 0 0 12px;
  }

  .product-copy p,
  .product-kicker,
  .effect-tags {
    display: none;
  }

  .color-card {
    gap: 9px;
    padding: 10px;
  }

  .panel-label {
    font-size: 10px;
  }

  .swatch-grid {
    gap: 8px;
    grid-template-columns: repeat(3, 1fr);
  }

  .swatch,
  .image-swatch {
    min-height: 58px;
  }

  .product-image-wrap {
    aspect-ratio: 4 / 5;
    min-height: 0;
  }

  .product-image-wrap figcaption {
    font-size: 10px;
    padding: 8px 10px;
  }

  .mobile-video-section {
    padding: 0 22px 44px;
  }

  .mobile-video-copy h2 {
    font-size: 27px;
  }

  .mobile-intro-video {
    width: min(100%, 315px);
  }

  .video-meta {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    padding: 26px 22px;
  }
}

@media (max-width: 840px) {
  .systems-section {
    background: #050505;
  }

  .systems-layout {
    background:
      radial-gradient(circle at 82% 8%, rgba(208, 170, 98, 0.08), transparent 28%),
      #050505;
    border-bottom: 1px solid rgba(208, 170, 98, 0.24);
    border-top: 1px solid rgba(208, 170, 98, 0.24);
    grid-template-columns: minmax(174px, 43%) minmax(0, 1fr);
  }

  .category-rail {
    background: linear-gradient(90deg, rgba(208, 170, 98, 0.04), rgba(255, 255, 255, 0));
    border: 0;
    border-radius: 0;
    border-right: 1px solid rgba(208, 170, 98, 0.24);
    gap: 5px;
    overflow: visible;
    padding: 16px 10px 18px;
  }

  .category-group-title {
    align-items: center;
    background: transparent;
    border: 0;
    color: #f2d58d;
    display: flex;
    font-size: 11px;
    font-weight: 900;
    gap: 7px;
    justify-content: center;
    letter-spacing: 0.04em;
    line-height: 1.2;
    min-height: auto;
    padding: 12px 0 6px;
    text-align: center;
    text-transform: none;
  }

  .category-group-title:first-child {
    padding-top: 0;
  }

  .category-group-title::before,
  .category-group-title::after {
    background: linear-gradient(90deg, transparent, rgba(208, 170, 98, 0.62));
    content: "";
    flex: 1 1 16px;
    height: 1px;
    max-width: 24px;
  }

  .category-group-title::after {
    background: linear-gradient(90deg, rgba(208, 170, 98, 0.62), transparent);
  }

  .category-tab {
    align-items: center;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.015));
    border: 1px solid rgba(248, 244, 234, 0.08);
    border-radius: 12px;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.035);
    color: rgba(248, 244, 234, 0.84);
    display: grid;
    font-size: 11px;
    font-weight: 800;
    grid-template-columns: 25px minmax(0, 1fr) 14px;
    line-height: 1.12;
    min-height: 46px;
    padding: 0 8px 0 10px;
    transition: border-color 180ms ease, box-shadow 180ms ease, color 180ms ease, background 180ms ease;
  }

  .category-tab::after {
    color: rgba(248, 244, 234, 0.7);
    content: "›";
    font-size: 22px;
    font-weight: 300;
    line-height: 1;
    padding-left: 0;
    text-align: right;
  }

  .category-tab span {
    color: #f2d58d;
    display: inline-block;
    font-size: 10px;
    font-weight: 800;
    margin: 0;
  }

  .category-tab.is-active {
    background: rgba(208, 170, 98, 0.08);
    border-color: #f4d995;
    box-shadow: 0 0 0 1px rgba(244, 217, 149, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.06);
    color: #f4d995;
  }

  .category-tab.is-active span,
  .category-tab.is-active::after {
    color: #f4d995;
  }

  .systems-layout .product-feature {
    background: radial-gradient(circle at 80% 5%, rgba(208, 170, 98, 0.07), transparent 30%);
    border-left: 1px solid rgba(208, 170, 98, 0.24);
    gap: 12px;
    padding: 24px 14px 22px;
  }

  .product-copy h3 {
    color: #f2d58d;
    font-size: clamp(18px, 4vw, 30px);
    min-height: 0;
    overflow-wrap: anywhere;
    padding-bottom: 12px;
  }
}

@media (max-width: 620px) {
  .systems-layout {
    grid-template-columns: minmax(164px, 43%) minmax(0, 1fr);
  }

  .category-rail {
    gap: 5px;
    padding: 14px 9px 16px;
  }

  .category-group-title {
    font-size: 10px;
    padding: 11px 0 6px;
  }

  .category-tab {
    border-radius: 11px;
    font-size: 10.5px;
    grid-template-columns: 23px minmax(0, 1fr) 13px;
    min-height: 42px;
    padding-left: 9px;
    padding-right: 7px;
  }

  .category-tab span {
    font-size: 9.5px;
  }

  .category-tab::after {
    font-size: 20px;
  }

  .systems-layout .product-feature {
    padding: 22px 12px 20px;
  }
}

@media (min-width: 841px) {
  .systems-layout {
    align-items: stretch;
    gap: 28px;
    grid-template-columns: minmax(342px, 0.92fr) minmax(0, 1.26fr) minmax(300px, 0.86fr);
  }

  .category-rail {
    background:
      linear-gradient(90deg, rgba(208, 170, 98, 0.08), rgba(255, 255, 255, 0.018)),
      rgba(5, 5, 5, 0.7);
    border: 1px solid rgba(208, 170, 98, 0.28);
    border-radius: 14px;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04), 0 22px 52px rgba(0, 0, 0, 0.22);
    gap: 8px;
    overflow: visible;
    padding: 16px;
  }

  .category-group-title {
    align-items: center;
    background: transparent;
    border: 0;
    color: #f2d58d;
    display: flex;
    font-size: 11px;
    font-weight: 900;
    gap: 10px;
    justify-content: center;
    letter-spacing: 0.1em;
    line-height: 1.2;
    padding: 14px 2px 6px;
    text-align: center;
    text-transform: uppercase;
  }

  .category-group-title:first-child {
    padding-top: 2px;
  }

  .category-group-title::before,
  .category-group-title::after {
    background: linear-gradient(90deg, transparent, rgba(208, 170, 98, 0.62));
    content: "";
    flex: 1 1 22px;
    height: 1px;
  }

  .category-group-title::after {
    background: linear-gradient(90deg, rgba(208, 170, 98, 0.62), transparent);
  }

  .category-tab {
    align-items: center;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.015));
    border: 1px solid rgba(248, 244, 234, 0.08);
    border-radius: 12px;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.035);
    color: rgba(248, 244, 234, 0.86);
    display: grid;
    font-size: 15px;
    font-weight: 800;
    grid-template-columns: 38px minmax(0, 1fr) 20px;
    line-height: 1.12;
    min-height: 58px;
    padding: 0 14px;
    transition: background 180ms ease, border-color 180ms ease, box-shadow 180ms ease, color 180ms ease, transform 180ms ease;
  }

  .category-tab::after {
    color: rgba(248, 244, 234, 0.68);
    content: "›";
    font-size: 26px;
    font-weight: 300;
    line-height: 1;
    text-align: right;
  }

  .category-tab:hover {
    background: rgba(208, 170, 98, 0.1);
    border-color: rgba(208, 170, 98, 0.42);
    color: rgba(248, 244, 234, 0.98);
    transform: translateX(2px);
  }

  .category-tab span {
    color: #f2d58d;
    display: inline-block;
    font-size: 13px;
    font-variant-numeric: tabular-nums;
    font-weight: 900;
    margin: 0;
  }

  .category-tab.is-active {
    background: linear-gradient(135deg, #e6c676, #b58a45);
    border-color: #f4d995;
    box-shadow: 0 12px 28px rgba(208, 170, 98, 0.18);
    color: #090909;
  }

  .category-tab.is-active span,
  .category-tab.is-active::after {
    color: #090909;
  }

  .product-copy h3 {
    color: #f2d58d;
    font-size: clamp(30px, 2.3vw, 40px);
    margin: 8px 0 12px;
    text-wrap: balance;
  }
}