* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--yd-space-4xl) + var(--yd-space-md));
}

body {
  background: var(--yd-color-white);
  color: var(--yd-color-body);
  font-family: var(--yd-font-body);
  font-size: var(--yd-fs-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

html,
body {
  overflow-x: clip;
}

@supports not (overflow: clip) {
  html,
  body {
    overflow-x: hidden;
  }
}

body.nav-open {
  overflow: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--yd-color-heading);
  font-family: var(--yd-font-heading);
  font-weight: var(--yd-fw-semibold);
  letter-spacing: -0.025em;
  line-height: 1.12;
}

h1 { font-size: var(--yd-fs-h1); }
h2 { font-size: var(--yd-fs-h2); }
h3 { font-size: var(--yd-fs-h3); }
h4 { font-size: var(--yd-fs-h4); }
h5 { font-size: var(--yd-fs-h5); }
h6 { font-size: var(--yd-fs-h6); }

a {
  color: var(--yd-color-link);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
  transition: color var(--yd-transition-fast) var(--yd-ease);
}

a:hover {
  color: var(--yd-color-link-hover);
}

img {
  max-width: 100%;
}

.skip-link {
  background: var(--yd-color-secondary);
  color: var(--yd-color-white);
  left: var(--yd-space-md);
  padding: var(--yd-space-sm) var(--yd-space-md);
  position: fixed;
  top: calc(var(--yd-space-3xl) * -1);
  z-index: 2000;
}

.skip-link:focus {
  top: var(--yd-space-md);
}

.site-container {
  margin-inline: auto;
  max-width: var(--yd-container);
  padding-inline: var(--yd-space-lg);
}

.section {
  padding-block: var(--yd-space-4xl);
}

.section-sm {
  padding-block: var(--yd-space-3xl);
}

.section-dark {
  background: var(--yd-color-secondary);
  color: var(--yd-color-gray-300);
}

.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--yd-color-white);
}

.section-soft {
  background: var(--yd-color-gray-50);
}

.eyebrow {
  color: var(--yd-color-primary);
  font-size: var(--yd-fs-sm);
  font-weight: var(--yd-fw-bold);
  letter-spacing: 0.14em;
  margin-bottom: var(--yd-space-md);
  text-transform: uppercase;
}

.section-dark .eyebrow {
  color: var(--yd-color-accent);
}

.section-heading {
  max-width: 52rem;
}

.section-heading p {
  font-size: var(--yd-fs-lead);
  margin-top: var(--yd-space-md);
  max-width: 44rem;
}

.navbar {
  backdrop-filter: blur(18px);
  background: var(--yd-color-white-94);
  border-bottom: 1px solid var(--yd-color-gray-200);
  min-height: 4.75rem;
  transition: box-shadow var(--yd-transition-default) var(--yd-ease);
}

.navbar.is-scrolled {
  box-shadow: var(--yd-shadow-subtle);
}

.navbar-brand img {
  display: block;
  height: 2.2rem;
  object-fit: contain;
  width: 8.75rem;
}

.navbar-nav {
  gap: var(--yd-space-2xs);
}

.nav-link {
  border-radius: var(--yd-radius-pill);
  color: var(--yd-color-gray-700);
  font-size: var(--yd-fs-sm);
  font-weight: var(--yd-fw-semibold);
  padding: var(--yd-space-xs) var(--yd-space-sm) !important;
}

.nav-link:hover,
.nav-link.active {
  background: var(--yd-color-gray-100);
  color: var(--yd-color-heading);
}

.navbar-toggler {
  border: 0;
  border-radius: var(--yd-radius-sm);
  padding: var(--yd-space-xs);
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem var(--yd-color-primary-soft);
}

.btn {
  border-radius: var(--yd-radius-pill);
  font-weight: var(--yd-fw-semibold);
  overflow: hidden;
  padding: var(--yd-space-sm) var(--yd-space-lg);
  position: relative;
  transition:
    transform 360ms cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 420ms cubic-bezier(0.16, 1, 0.3, 1),
    background-color 420ms cubic-bezier(0.16, 1, 0.3, 1),
    background-position 520ms cubic-bezier(0.16, 1, 0.3, 1),
    border-color 420ms cubic-bezier(0.16, 1, 0.3, 1),
    color 240ms var(--yd-ease);
}

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

.btn-brand {
  background: var(--yd-gradient-brand-hover);
  background-position: 0% 50%;
  background-size: 220% 100%;
  border: 1px solid var(--yd-color-primary);
  color: var(--yd-color-white);
  box-shadow: var(--yd-shadow-brand);
}

.btn-brand:hover,
.btn-brand:focus {
  background-position: 100% 50%;
  border-color: var(--yd-color-accent);
  box-shadow: 0 16px 40px rgba(5, 155, 190, 0.3);
  color: var(--yd-color-white);
}

.btn-dark-soft {
  background: var(--yd-color-secondary-soft);
  border: 1px solid var(--yd-color-gray-700);
  color: var(--yd-color-white);
}

.btn-dark-soft:hover {
  background: var(--yd-color-gray-700);
  color: var(--yd-color-white);
}

.btn-outline-light {
  border-color: var(--yd-color-white-50);
}

.hero .btn-outline-light {
  backdrop-filter: blur(18px) saturate(140%);
  background:
    linear-gradient(135deg, var(--yd-color-white-22), var(--yd-color-white-12));
  border-color: var(--yd-color-white-35);
  box-shadow:
    inset 0 1px 0 var(--yd-color-white-35),
    var(--yd-shadow-glass);
  color: var(--yd-color-white);
  overflow: hidden;
  position: relative;
  transition:
    transform 520ms cubic-bezier(0.16, 1, 0.3, 1),
    background 520ms cubic-bezier(0.16, 1, 0.3, 1),
    border-color 520ms cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 520ms cubic-bezier(0.16, 1, 0.3, 1),
    color 520ms cubic-bezier(0.16, 1, 0.3, 1),
    backdrop-filter 520ms cubic-bezier(0.16, 1, 0.3, 1);
}

.hero .btn-outline-light::before {
  background: linear-gradient(
    110deg,
    var(--yd-color-transparent) 20%,
    var(--yd-color-white-70) 48%,
    var(--yd-color-transparent) 76%
  );
  content: "";
  inset: 0;
  position: absolute;
  transform: translateX(-140%) skewX(-18deg);
  transition: transform 900ms cubic-bezier(0.16, 1, 0.3, 1);
}

.hero .btn-outline-light:hover,
.hero .btn-outline-light:focus-visible {
  background:
    linear-gradient(135deg, var(--yd-color-white-35), var(--yd-color-white-15));
  border-color: var(--yd-color-white-70);
  box-shadow:
    inset 0 1px 0 var(--yd-color-white-70),
    0 16px 42px rgba(0, 0, 0, 0.28);
  color: var(--yd-color-white);
  transform: translateY(-2px) scale(1.01);
}

.hero .btn-outline-light:hover::before,
.hero .btn-outline-light:focus-visible::before {
  transform: translateX(140%) skewX(-18deg);
}

.hero {
  background: var(--yd-gradient-hero);
  color: var(--yd-color-gray-200);
  height: calc(100svh - 4.75rem);
  min-height: 42rem;
  max-height: 54rem;
  overflow: hidden;
  padding-block: var(--yd-space-3xl) var(--yd-space-2xl);
  position: relative;
}

.hero::before {
  background: radial-gradient(circle, var(--yd-color-accent-glow), var(--yd-color-transparent) 62%);
  content: "";
  height: 45rem;
  position: absolute;
  right: -18rem;
  top: -18rem;
  width: 45rem;
}

.hero h1 {
  color: var(--yd-color-white);
  letter-spacing: -0.045em;
  line-height: 1.02;
  max-width: 12ch;
}

.hero .lead {
  color: var(--yd-color-gray-300);
  font-size: var(--yd-fs-lead);
  line-height: 1.55;
  max-width: 36rem;
}

.hero .btn-lg {
  font-size: var(--yd-fs-base);
  padding: var(--yd-space-sm) var(--yd-space-xl);
}

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

.home-hero-copy {
  position: relative;
  z-index: 1;
}

.home-hero-media {
  position: relative;
  z-index: 1;
}

.home-hero-visual {
  align-items: center;
  aspect-ratio: 1 / 1;
  display: flex;
  justify-content: center;
  margin-inline: auto;
  max-height: min(36rem, calc(100svh - 11rem));
  max-width: 36rem;
  min-height: 28rem;
  width: 100%;
}

.home-hero .hero-product {
  max-height: 100%;
  max-width: 100%;
  width: auto;
}

.cctv-product-hero {
  padding-block: var(--yd-space-2xl);
}

.cctv-product-hero h1 {
  font-size: clamp(2.85rem, 4.15vw, 4.35rem);
  line-height: 1.05;
  max-width: 14ch;
}

.cctv-product-hero .eyebrow {
  margin-bottom: var(--yd-space-sm);
}

.cctv-product-hero .lead {
  font-size: clamp(1rem, 1.05vw, 1.12rem);
  line-height: 1.5;
  margin-top: var(--yd-space-lg) !important;
  max-width: 34rem;
}

.cctv-product-hero .highlight-list {
  gap: 0.6rem;
  margin-top: var(--yd-space-lg);
}

.cctv-product-hero .product-hero-media {
  min-height: 22rem;
  padding: var(--yd-space-xl);
}

.cctv-product-hero .product-hero-media img {
  max-height: 21rem;
}

.hero-product {
  filter: drop-shadow(var(--yd-shadow-product));
  height: auto;
  max-height: min(38rem, calc(100svh - 10rem));
  object-fit: contain;
  position: relative;
  transform: scale(1.02);
  width: 100%;
}

.hero-orbit {
  border: 1px solid var(--yd-color-white-15);
  border-radius: 50%;
  height: 34rem;
  position: absolute;
  right: 5%;
  top: 12%;
  width: 34rem;
}

.hero-mini {
  background: var(--yd-color-secondary);
  color: var(--yd-color-gray-300);
  overflow: hidden;
  padding-block: var(--yd-space-3xl);
  position: relative;
}

.hero-mini::after {
  background: var(--yd-gradient-brand);
  border-radius: 50%;
  content: "";
  filter: blur(5rem);
  height: 16rem;
  opacity: 0.25;
  position: absolute;
  right: -5rem;
  top: -7rem;
  width: 16rem;
}

.hero-mini h1 {
  color: var(--yd-color-white);
  font-size: clamp(2.6rem, 4.5vw, 4.7rem);
  line-height: 1.04;
  max-width: 15ch;
}

.hero-mini p {
  font-size: var(--yd-fs-lead);
  max-width: 44rem;
}

.trust-row {
  border-top: 1px solid var(--yd-color-white-14);
  display: flex;
  flex-wrap: wrap;
  gap: var(--yd-space-xl);
  margin-top: var(--yd-space-2xl);
  padding-top: var(--yd-space-xl);
}

.trust-item strong {
  color: var(--yd-color-white);
  display: block;
  font-size: var(--yd-fs-h5);
}

.trust-item span {
  color: var(--yd-color-gray-500);
  font-size: var(--yd-fs-sm);
}

.product-card,
.info-card,
.contact-card,
.resource-card {
  background: var(--yd-color-white);
  border: 1px solid var(--yd-color-gray-200);
  border-radius: var(--yd-radius-card);
  color: var(--yd-color-body);
  height: 100%;
  overflow: hidden;
  transition:
    transform var(--yd-transition-default) var(--yd-ease),
    box-shadow var(--yd-transition-default) var(--yd-ease),
    border-color var(--yd-transition-default) var(--yd-ease);
}

.product-card h2,
.product-card h3,
.info-card h2,
.info-card h3,
.info-card h4,
.contact-card h2,
.contact-card h3,
.resource-card h2,
.resource-card h3 {
  color: var(--yd-color-heading);
}

.product-card:hover,
.info-card:hover,
.resource-card:hover {
  border-color: var(--yd-color-gray-300);
  box-shadow: var(--yd-shadow-card);
  transform: translateY(-6px);
}

.product-card.flagship-card {
  border-color: var(--yd-color-primary);
  box-shadow: var(--yd-shadow-flagship);
  position: relative;
}

.product-card.flagship-card::before {
  background: var(--yd-gradient-brand);
  content: "";
  height: var(--yd-space-2xs);
  inset: 0 0 auto;
  position: absolute;
  z-index: 2;
}

.product-card.flagship-card .product-media {
  background:
    radial-gradient(circle at 50% 70%, var(--yd-color-primary-soft), var(--yd-color-transparent) 58%),
    var(--yd-gradient-soft);
}

.flagship-badge {
  align-items: center;
  background: var(--yd-gradient-brand);
  border-radius: var(--yd-radius-pill);
  color: var(--yd-color-white);
  display: inline-flex;
  font-size: var(--yd-fs-xs);
  font-weight: var(--yd-fw-bold);
  gap: var(--yd-space-xs);
  letter-spacing: 0.1em;
  padding: var(--yd-space-xs) var(--yd-space-sm);
  text-transform: uppercase;
}

.product-media {
  align-items: center;
  background: var(--yd-gradient-soft);
  display: flex;
  height: 20rem;
  justify-content: center;
  overflow: hidden;
  padding: var(--yd-space-xl);
}

.product-media img {
  height: 100%;
  object-fit: contain;
  transition: transform var(--yd-transition-default) var(--yd-ease);
  width: 100%;
}

.product-card:hover .product-media img {
  transform: scale(1.04);
}

.product-card-body,
.info-card,
.contact-card,
.resource-card {
  padding: var(--yd-space-xl);
}

.product-card h3 {
  font-size: var(--yd-fs-h4);
}

.product-meta {
  color: var(--yd-color-primary);
  font-size: var(--yd-fs-xs);
  font-weight: var(--yd-fw-bold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.feature-list {
  list-style: none;
  margin: var(--yd-space-lg) 0;
  padding: 0;
}

.feature-list li {
  border-top: 1px solid var(--yd-color-gray-200);
  padding-block: var(--yd-space-sm);
}

.feature-list li::before {
  color: var(--yd-color-primary);
  content: "✓";
  font-weight: var(--yd-fw-bold);
  margin-right: var(--yd-space-sm);
}

.icon-box {
  align-items: center;
  background: var(--yd-color-primary-soft);
  border-radius: var(--yd-radius-md);
  color: var(--yd-color-primary);
  display: inline-flex;
  font-size: var(--yd-fs-h4);
  height: 3.25rem;
  justify-content: center;
  margin-bottom: var(--yd-space-lg);
  width: 3.25rem;
}

.metric {
  border-left: 2px solid var(--yd-color-primary);
  padding-left: var(--yd-space-lg);
}

.metric strong {
  color: var(--yd-color-heading);
  display: block;
  font-size: var(--yd-fs-h3);
  letter-spacing: -0.04em;
}

.use-case {
  border-radius: var(--yd-radius-card);
  color: var(--yd-color-white);
  display: block;
  min-height: 25rem;
  overflow: hidden;
  position: relative;
}

.use-case img {
  height: 100%;
  inset: 0;
  object-fit: cover;
  position: absolute;
  transition: transform 700ms var(--yd-ease);
  width: 100%;
}

.use-case::after {
  background: linear-gradient(180deg, var(--yd-color-transparent) 30%, var(--yd-color-dark-overlay) 100%);
  content: "";
  inset: 0;
  position: absolute;
}

.use-case-content {
  bottom: 0;
  color: var(--yd-color-white);
  left: 0;
  padding: var(--yd-space-xl);
  position: absolute;
  right: 0;
  z-index: 1;
}

.use-case-content h3 {
  color: var(--yd-color-white);
}

.use-case:hover img {
  transform: scale(1.05);
}

.banner-image {
  border-radius: var(--yd-radius-card);
  box-shadow: var(--yd-shadow-card);
  height: auto;
  width: 100%;
}

.comparison-table {
  border: 1px solid var(--yd-color-gray-200);
  border-radius: var(--yd-radius-card);
  overflow: hidden;
}

.comparison-table .table {
  margin: 0;
}

.comparison-table th,
.comparison-table td {
  padding: var(--yd-space-md) var(--yd-space-lg);
}

.comparison-table thead th {
  background: var(--yd-color-secondary);
  color: var(--yd-color-white);
}

.model-pill {
  background: var(--yd-color-accent-soft);
  border-radius: var(--yd-radius-pill);
  color: var(--yd-color-accent-strong);
  display: inline-block;
  font-size: var(--yd-fs-xs);
  font-weight: var(--yd-fw-bold);
  letter-spacing: 0.08em;
  padding: var(--yd-space-xs) var(--yd-space-sm);
  text-transform: uppercase;
}

.product-hero-media {
  align-items: center;
  background:
    radial-gradient(circle at 50% 60%, var(--yd-color-primary-soft), var(--yd-color-transparent) 62%),
    var(--yd-color-white);
  border-radius: var(--yd-radius-lg);
  box-shadow: var(--yd-shadow-elevated);
  display: flex;
  justify-content: center;
  min-height: 24rem;
  padding: var(--yd-space-2xl);
}

.product-hero-media img {
  max-height: 24rem;
  object-fit: contain;
  width: 100%;
}

.highlight-list {
  display: grid;
  gap: var(--yd-space-sm);
  list-style: none;
  margin: var(--yd-space-xl) 0 0;
  padding: 0;
}

.highlight-list li {
  align-items: center;
  color: var(--yd-color-gray-200);
  display: flex;
  gap: var(--yd-space-sm);
}

.highlight-list i {
  color: var(--yd-color-accent);
}

.callout-line,
.note-box {
  background: var(--yd-color-primary-soft);
  border: 1px solid rgba(5, 155, 190, 0.16);
  border-radius: var(--yd-radius-card);
  color: var(--yd-color-primary-dark);
  padding: var(--yd-space-lg);
}

.note-box {
  color: var(--yd-color-body);
}

.cctv-flow {
  align-items: stretch;
  display: grid;
  gap: var(--yd-space-md);
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.flow-node,
.gallery-placeholder {
  background: var(--yd-color-white);
  border: 1px solid var(--yd-color-gray-200);
  border-radius: var(--yd-radius-card);
  min-height: 100%;
  padding: var(--yd-space-lg);
}

.flow-node {
  align-items: center;
  display: flex;
  flex-direction: column;
  gap: var(--yd-space-sm);
  justify-content: center;
  position: relative;
  text-align: center;
}

.cctv-flow .flow-node:not(:last-child)::after {
  color: var(--yd-color-accent-strong);
  content: "\2192";
  font-weight: var(--yd-fw-bold);
  position: absolute;
  right: calc((var(--yd-space-md) * -1) - 0.25rem);
  top: 50%;
  transform: translateY(-50%);
  z-index: 1;
}

.flow-node i {
  color: var(--yd-color-primary);
  font-size: var(--yd-fs-h3);
}

.flow-arrow {
  color: var(--yd-color-accent-strong);
  font-weight: var(--yd-fw-bold);
}

.backup-flow {
  align-items: center;
  background: var(--yd-gradient-hero);
  border-radius: var(--yd-radius-card);
  color: var(--yd-color-white);
  display: flex;
  flex-wrap: wrap;
  gap: var(--yd-space-sm);
  justify-content: center;
  padding: var(--yd-space-lg);
  text-align: center;
}

.gallery-card {
  background: var(--yd-color-white);
  border: 1px solid var(--yd-color-gray-200);
  border-radius: var(--yd-radius-card);
  height: 100%;
  overflow: hidden;
}

.gallery-card img,
.gallery-placeholder {
  aspect-ratio: 4 / 3;
}

.gallery-card img {
  background: var(--yd-color-gray-50);
  object-fit: contain;
  padding: var(--yd-space-lg);
  width: 100%;
}

.gallery-card figcaption {
  border-top: 1px solid var(--yd-color-gray-200);
  color: var(--yd-color-gray-700);
  font-weight: var(--yd-fw-semibold);
  padding: var(--yd-space-md);
}

.gallery-placeholder {
  align-items: center;
  color: var(--yd-color-gray-500);
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
}

.gallery-placeholder code {
  color: var(--yd-color-primary-dark);
  white-space: normal;
}

.compatibility-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.compatibility-list li {
  align-items: flex-start;
  border-top: 1px solid var(--yd-color-gray-200);
  display: flex;
  gap: var(--yd-space-sm);
  padding-block: var(--yd-space-sm);
}

.compatibility-list i {
  color: var(--yd-color-accent);
  margin-top: 0.15rem;
}

.compatibility-list.not-suitable i {
  color: var(--yd-color-danger);
}

.cta-panel {
  background: var(--yd-gradient-hero);
  border-radius: var(--yd-radius-lg);
  box-shadow: var(--yd-shadow-elevated);
  color: var(--yd-color-gray-300);
  overflow: hidden;
  padding: var(--yd-space-3xl);
  position: relative;
}

.cta-panel h2,
.cta-panel h3 {
  color: var(--yd-color-white);
}

.cta-panel::after {
  background: var(--yd-gradient-brand);
  border-radius: 50%;
  content: "";
  filter: blur(4rem);
  height: 14rem;
  opacity: 0.32;
  position: absolute;
  right: -5rem;
  top: -6rem;
  width: 14rem;
}

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

.timeline {
  border-left: 1px solid var(--yd-color-gray-300);
  margin-left: var(--yd-space-sm);
  padding-left: var(--yd-space-2xl);
}

.timeline-item {
  margin-bottom: var(--yd-space-2xl);
  position: relative;
}

.timeline-item::before {
  background: var(--yd-color-primary);
  border: 4px solid var(--yd-color-white);
  border-radius: 50%;
  box-shadow: 0 0 0 1px var(--yd-color-gray-300);
  content: "";
  height: var(--yd-space-md);
  left: calc((var(--yd-space-2xl) + var(--yd-space-sm)) * -1);
  position: absolute;
  top: var(--yd-space-xs);
  width: var(--yd-space-md);
}

.accordion {
  --bs-accordion-border-color: var(--yd-color-gray-200);
  --bs-accordion-border-radius: var(--yd-radius-card);
  --bs-accordion-inner-border-radius: var(--yd-radius-card);
}

.accordion-button {
  color: var(--yd-color-heading);
  font-weight: var(--yd-fw-semibold);
  padding: var(--yd-space-lg);
}

.accordion-button:not(.collapsed) {
  background: var(--yd-color-primary-soft);
  color: var(--yd-color-primary-dark);
  box-shadow: none;
}

.accordion-body {
  padding: 0 var(--yd-space-lg) var(--yd-space-lg);
}

.form-control,
.form-select {
  border-color: var(--yd-color-gray-300);
  border-radius: var(--yd-radius-md);
  min-height: 3.25rem;
  padding: var(--yd-space-sm) var(--yd-space-md);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--yd-color-primary);
  box-shadow: 0 0 0 0.2rem var(--yd-color-primary-soft);
}

.form-label {
  color: var(--yd-color-gray-700);
  font-size: var(--yd-fs-sm);
  font-weight: var(--yd-fw-semibold);
}

.form-note,
.text-muted {
  color: var(--yd-color-gray-500) !important;
  font-size: var(--yd-fs-sm);
}

.contact-section {
  background:
    radial-gradient(circle at 8% 12%, var(--yd-color-primary-soft), var(--yd-color-transparent) 34%),
    var(--yd-color-gray-50);
}

.contact-layout {
  align-items: flex-start;
}

.contact-form-card {
  box-shadow: var(--yd-shadow-card);
  padding: var(--yd-space-2xl);
}

.contact-form-heading {
  border-bottom: 1px solid var(--yd-color-gray-200);
  margin-bottom: var(--yd-space-xl);
  padding-bottom: var(--yd-space-lg);
}

.contact-form-heading p:last-child {
  margin-bottom: 0;
  max-width: 42rem;
}

.contact-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--yd-space-lg);
  position: sticky;
  top: calc(4.75rem + var(--yd-space-lg));
}

.contact-info-card {
  display: flex;
  flex-direction: column;
  gap: var(--yd-space-sm);
  padding: var(--yd-space-xl);
}

.contact-info-card .eyebrow,
.contact-form-heading .eyebrow {
  margin-bottom: var(--yd-space-sm);
}

.contact-info-card h2,
.contact-info-card p,
.contact-info-card address {
  margin-bottom: 0;
}

.contact-info-card .btn {
  align-self: flex-start;
  margin-top: var(--yd-space-sm);
}

.legal-content {
  margin-inline: auto;
  max-width: 58rem;
  padding: var(--yd-space-2xl);
}

.legal-content h2 {
  font-size: var(--yd-fs-h4);
  margin-top: var(--yd-space-2xl);
}

.legal-content h2:first-of-type {
  margin-top: var(--yd-space-xl);
}

.legal-content p {
  color: var(--yd-color-gray-700);
}

.legal-content p:last-child {
  margin-bottom: 0;
}

.legal-updated {
  color: var(--yd-color-primary) !important;
  font-size: var(--yd-fs-sm);
  font-weight: var(--yd-fw-bold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-footer {
  background: var(--yd-color-black);
  color: var(--yd-color-gray-500);
  padding-block: var(--yd-space-3xl) var(--yd-space-xl);
}

.footer-logo {
  height: 2.5rem;
  object-fit: contain;
  width: 9.5rem;
}

.site-footer h2,
.site-footer h3,
.site-footer h4 {
  color: var(--yd-color-white);
  font-size: var(--yd-fs-base);
  letter-spacing: 0;
}

.site-footer a {
  color: var(--yd-color-gray-300);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--yd-color-white);
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links li {
  margin-bottom: var(--yd-space-xs);
}

.footer-bottom {
  border-top: 1px solid var(--yd-color-secondary-soft);
  margin-top: var(--yd-space-2xl);
  padding-top: var(--yd-space-lg);
}

.scroll-top {
  align-items: center;
  background: var(--yd-color-secondary);
  border: 1px solid var(--yd-color-gray-700);
  border-radius: 50%;
  bottom: var(--yd-space-lg);
  color: var(--yd-color-white);
  display: flex;
  height: 3rem;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  position: fixed;
  right: var(--yd-space-lg);
  transform: translateY(var(--yd-space-md));
  transition: all var(--yd-transition-default) var(--yd-ease);
  width: 3rem;
  z-index: 1000;
}

.scroll-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.reveal {
  opacity: 0;
  transform: translateY(var(--yd-space-lg));
  transition:
    opacity 700ms var(--yd-ease),
    transform 700ms var(--yd-ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.visually-hidden-focusable:not(:focus):not(:focus-within) {
  clip: rect(0, 0, 0, 0) !important;
}

@media (max-width: 1199.98px) {
  .navbar-collapse {
    background: var(--yd-color-white);
    border-radius: var(--yd-radius-card);
    box-shadow: var(--yd-shadow-elevated);
    left: var(--yd-space-md);
    max-height: calc(100vh - 6rem);
    overflow-y: auto;
    padding: var(--yd-space-lg);
    position: fixed;
    right: var(--yd-space-md);
    top: 5rem;
  }

  .navbar-nav {
    gap: var(--yd-space-xs);
  }

  .nav-link {
    font-size: var(--yd-fs-base);
    padding: var(--yd-space-sm) var(--yd-space-md) !important;
  }
}

@media (max-width: 767.98px) {
  :root {
    --yd-space-4xl: 4.5rem;
    --yd-space-3xl: 3.25rem;
  }

  .site-container {
    padding-inline: var(--yd-space-md);
  }

  .hero {
    height: auto;
    max-height: none;
    min-height: auto;
    padding-bottom: var(--yd-space-2xl);
    text-align: center;
  }

  .hero h1,
  .hero .lead {
    margin-inline: auto;
  }

  .hero-orbit {
    display: none;
  }

  .hero-product {
    margin-top: var(--yd-space-xl);
    max-height: 24rem;
    transform: none;
  }

  .home-hero h1 {
    max-width: 12ch;
  }

  .home-hero-visual {
    max-height: 24rem;
    min-height: 20rem;
  }

  .hero .btn-lg {
    font-size: var(--yd-fs-sm);
    padding: var(--yd-space-sm) var(--yd-space-lg);
  }

  .cctv-product-hero h1 {
    font-size: clamp(2.35rem, 11vw, 3.15rem);
    max-width: 11ch;
  }

  .cctv-product-hero .highlight-list {
    text-align: left;
  }

  .contact-form-card,
  .contact-info-card {
    padding: var(--yd-space-lg);
  }

  .contact-sidebar {
    position: static;
  }

  .trust-row {
    justify-content: center;
  }

  .product-media {
    height: 16rem;
  }

  .product-hero-media {
    min-height: 18rem;
    padding: var(--yd-space-lg);
  }

  .cctv-flow {
    grid-template-columns: 1fr;
  }

  .cctv-flow .flow-node:not(:last-child)::after {
    display: none;
  }

  .cta-panel {
    padding: var(--yd-space-xl);
  }

  .use-case {
    min-height: 20rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}