:root {
  --primary-purple: #005a68;
  --secondary-magenta: #008d97;
  --dark-teal: #005a68;
  --teal-accent: #007d8a;
  --cyan-accent: #00a9bc;
  --cyan-highlight: #00c7e8;
  --brand-gradient: linear-gradient(135deg, #005a68 0%, #008d97 56%, #00c7e8 100%);
  --brand-gradient-soft: linear-gradient(135deg, #005a68 0%, #008d97 58%, #00a9bc 100%);
  --black: #04131a;
  --ink: #0b242b;
  --charcoal: #09252d;
  --charcoal-soft: #10343d;
  --paper: #f7fbfc;
  --paper-soft: #ffffff;
  --white: #ffffff;
  --muted-dark: #587078;
  --muted-light: #c1d4d8;
  --line-dark: rgba(255, 255, 255, 0.12);
  --line-light: rgba(23, 18, 31, 0.1);
  --radius-lg: 38px;
  --radius-md: 24px;
  --container: 1180px;
  --shadow: 0 32px 110px rgba(0, 72, 86, 0.16);
  --soft-shadow: 0 18px 70px rgba(0, 72, 86, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 14% -8%, rgba(137, 10, 108, 0.2), transparent 32rem),
    radial-gradient(circle at 92% 4%, rgba(1, 195, 244, 0.12), transparent 30rem),
    var(--black);
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

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

img {
  max-width: 100%;
}

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

p {
  color: var(--muted-light);
}

.container {
  width: min(100% - 44px, var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 100;
  transform: translateY(-140%);
  border-radius: 999px;
  padding: 10px 16px;
  color: var(--white);
  background: var(--primary-purple);
  font-weight: 800;
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(0, 90, 104, 0.12);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(28px);
  box-shadow: 0 16px 50px rgba(0, 72, 86, 0.06);
}

.nav {
  display: flex;
  min-height: 78px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.98rem;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.brand-mark {
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(0, 90, 104, 0.12);
  border-radius: 16px;
  background:
    radial-gradient(circle at 36% 22%, rgba(255, 255, 255, 0.32), transparent 28%),
    var(--brand-gradient);
  box-shadow: 0 18px 42px rgba(1, 195, 244, 0.14);
  overflow: hidden;
}

.brand-mark img {
  width: 34px;
  height: 34px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  color: #486168;
  font-size: 0.9rem;
  font-weight: 650;
}

.nav-links a {
  position: relative;
  display: inline-flex;
  min-height: 78px;
  align-items: center;
}

.nav-links a::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  background: var(--cyan-highlight);
  content: "";
  opacity: 0;
  transform: scaleX(0.35);
  transition: opacity 180ms ease, transform 180ms ease;
}

.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after {
  opacity: 1;
  transform: scaleX(1);
}

.nav-links a,
.site-footer a,
.text-link {
  transition: color 180ms ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"],
.site-footer a:hover,
.text-link:hover {
  color: var(--cyan-highlight);
}

.nav-cta {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(0, 217, 255, 0.22);
  border-radius: 999px;
  padding: 0 18px;
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 750;
  background: var(--brand-gradient-soft);
  box-shadow: 0 12px 32px rgba(0, 90, 104, 0.17);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.nav-cta:hover {
  transform: translateY(-1px);
  border-color: rgba(0, 217, 255, 0.48);
  box-shadow: 0 15px 38px rgba(0, 90, 104, 0.25);
}

.menu-toggle {
  display: none;
  min-height: 42px;
  border: 1px solid rgba(0, 90, 104, 0.16);
  border-radius: 999px;
  padding: 0 16px;
  color: var(--ink);
  background: transparent;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.mobile-menu {
  position: fixed;
  inset: 78px 0 0;
  z-index: 40;
  display: grid;
  align-content: start;
  gap: 8px;
  padding: 28px;
  height: calc(100svh - 78px);
  overflow-y: auto;
  background:
    radial-gradient(circle at 20% 0%, rgba(0, 141, 151, 0.1), transparent 30rem),
    radial-gradient(circle at 90% 18%, rgba(0, 199, 232, 0.08), transparent 24rem),
    #ffffff;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-12px);
  transition: opacity 180ms ease, transform 180ms ease;
}

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

.mobile-menu a:not(.button) {
  border-bottom: 1px solid rgba(0, 90, 104, 0.1);
  padding: 20px 0;
  font-size: clamp(2rem, 12vw, 4rem);
  font-weight: 900;
  letter-spacing: -0.07em;
  line-height: 0.95;
}

.section-dark,
.section-light,
.section-white {
  position: relative;
  overflow: hidden;
  padding-block: clamp(92px, 10vw, 148px);
}

.section-dark {
  color: var(--white);
  background:
    radial-gradient(circle at 18% 8%, rgba(35, 11, 85, 0.34), transparent 32rem),
    radial-gradient(circle at 82% 10%, rgba(5, 157, 192, 0.14), transparent 30rem),
    linear-gradient(180deg, #0b0813 0%, #07050e 100%);
}

.section-light {
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 0%, rgba(0, 141, 151, 0.07), transparent 28rem),
    radial-gradient(circle at 88% 10%, rgba(0, 199, 232, 0.08), transparent 30rem),
    #eef8fa;
}

.section-white {
  color: var(--ink);
  background:
    radial-gradient(circle at 82% 8%, rgba(1, 195, 244, 0.08), transparent 26rem),
    radial-gradient(circle at 12% 0%, rgba(137, 10, 108, 0.08), transparent 24rem),
    var(--paper);
}

.section-white p,
.section-light p,
.section-white .copy-stack p,
.section-white .section-heading p:not(.eyebrow),
.section-white .page-hero-content p,
.section-light .page-hero-content p,
.section-white li {
  color: var(--muted-dark);
}

.section-white h1,
.section-light h1,
.section-light h2,
.section-light h3,
.section-white h2,
.section-white h3 {
  color: var(--ink);
}

.hero,
.page-hero,
.positioning,
.featured-demo,
.solutions,
.process,
.contact,
.article-section,
.final-cta {
  padding: clamp(92px, 10vw, 148px) 0;
}

.hero {
  min-height: 700px;
  display: grid;
  align-items: center;
}

.hero::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background:
    linear-gradient(120deg, transparent 0%, rgba(255, 255, 255, 0.045) 46%, transparent 70%),
    radial-gradient(circle at 70% 62%, rgba(1, 195, 244, 0.08), transparent 22rem);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.86), transparent 86%);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
  gap: clamp(36px, 7vw, 86px);
  align-items: center;
}

.hero-content {
  max-width: 850px;
}

.eyebrow {
  margin-bottom: 18px;
  color: #8ae8f7;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

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

h1,
h2 {
  color: inherit;
  line-height: 0.96;
  letter-spacing: -0.068em;
}

h1 {
  margin-bottom: 26px;
  font-size: clamp(3.2rem, 8vw, 7.7rem);
}

h2 {
  margin-bottom: 22px;
  font-size: clamp(2.25rem, 4.8vw, 5rem);
}

h3 {
  margin-bottom: 12px;
  color: inherit;
  font-size: 1.08rem;
  letter-spacing: -0.035em;
}

.hero-subheadline,
.page-hero-content p {
  max-width: 720px;
  margin-bottom: 34px;
  color: rgba(255, 255, 255, 0.74);
  font-size: clamp(1.08rem, 1.9vw, 1.35rem);
}

.page-hero-content {
  max-width: 980px;
}

.page-hero-content h1 {
  max-width: 1040px;
}

.hero-actions,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 18px;
  padding: 0 24px;
  font-weight: 820;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

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

.button-primary {
  color: var(--white);
  background: var(--brand-gradient-soft);
  box-shadow: 0 18px 54px rgba(137, 10, 108, 0.18), 0 12px 46px rgba(1, 195, 244, 0.12);
}

.button-secondary {
  color: inherit;
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.045);
}

.button-secondary:hover {
  border-color: rgba(1, 195, 244, 0.42);
  background: rgba(255, 255, 255, 0.08);
}

.section-white .button-secondary,
.section-light .button-secondary {
  border-color: rgba(23, 18, 31, 0.16);
  background: rgba(255, 255, 255, 0.62);
}

.section-white .button-secondary:hover,
.section-light .button-secondary:hover {
  border-color: rgba(5, 157, 192, 0.38);
  background: rgba(255, 255, 255, 0.92);
}

.button-disabled {
  cursor: not-allowed;
  opacity: 0.58;
}

.button-disabled:hover {
  transform: none;
}

.text-link {
  color: var(--teal-accent);
  font-weight: 850;
}

.product-composition,
.demo-preview {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 42px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.04)),
    rgba(255, 255, 255, 0.035);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.product-composition {
  padding: 22px;
}

.composition-topline,
.section-kicker {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-white .section-kicker {
  color: var(--muted-dark);
}

.composition-screen {
  display: grid;
  min-height: 420px;
  grid-template-columns: 90px 1fr;
  gap: 16px;
  border-radius: 30px;
  padding: 18px;
  background:
    radial-gradient(circle at 18% 14%, rgba(1, 195, 244, 0.16), transparent 22rem),
    radial-gradient(circle at 82% 18%, rgba(137, 10, 108, 0.18), transparent 24rem),
    linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.035)),
    #0d0a16;
}

.screen-sidebar,
.screen-main,
.preview-panel {
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.072);
}

.screen-sidebar {
  display: grid;
  align-content: start;
  gap: 12px;
  padding: 16px;
}

.screen-sidebar span {
  width: 100%;
  height: 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.22);
}

.screen-main {
  display: grid;
  gap: 16px;
  padding: 18px;
}

.screen-bar {
  height: 54px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.22), rgba(1, 195, 244, 0.22)), var(--brand-gradient);
}

.screen-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.screen-grid span,
.screen-list span {
  min-height: 86px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.09);
}

.screen-list {
  display: grid;
  gap: 10px;
}

.screen-list span {
  min-height: 24px;
}

.split-grid,
.contact-grid,
.demo-feature-grid,
.demo-detail-grid,
.article-layout {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: clamp(34px, 7vw, 84px);
  align-items: start;
}

.copy-stack p {
  margin-bottom: 20px;
  font-size: 1.06rem;
}

.copy-stack p:last-child {
  margin-bottom: 0;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 54px;
}

.compact-heading {
  max-width: 880px;
}

.section-heading p:not(.eyebrow) {
  font-size: 1.08rem;
}

.demo-feature-grid {
  align-items: center;
}

.demo-preview {
  position: relative;
  min-height: 440px;
  padding: 18px;
  background:
    radial-gradient(circle at 12% 14%, rgba(1, 195, 244, 0.14), transparent 22rem),
    radial-gradient(circle at 86% 24%, rgba(137, 10, 108, 0.16), transparent 22rem),
    linear-gradient(180deg, #14101e 0%, #0d0a15 100%);
}

.demo-window-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.demo-window-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.28);
}

.demo-preview-grid {
  display: grid;
  min-height: 370px;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.preview-panel {
  min-height: 120px;
}

.preview-panel.tall {
  grid-row: span 2;
}

.preview-panel.wide {
  grid-column: span 2;
  min-height: 96px;
  background: var(--brand-gradient-soft);
}

.demo-feature-content p,
.demo-card-content p {
  font-size: 1.06rem;
}

.status-tag {
  display: inline-flex;
  border: 1px solid rgba(5, 157, 192, 0.22);
  border-radius: 999px;
  padding: 6px 10px;
  color: var(--dark-teal);
  background: rgba(5, 157, 192, 0.08);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-development {
  border-color: rgba(137, 10, 108, 0.3);
  color: var(--secondary-magenta);
  background: rgba(137, 10, 108, 0.08);
}

.feature-list {
  display: grid;
  gap: 10px;
  margin: 28px 0;
  padding: 0;
  list-style: none;
}

.feature-list li {
  position: relative;
  padding-left: 20px;
  color: var(--muted-dark);
  font-weight: 650;
}

.feature-list li::before {
  position: absolute;
  top: 0.7em;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  content: "";
  background: var(--brand-gradient);
}

.feature-list.columns {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.solution-grid,
.process-grid,
.feature-grid,
.planned-grid,
.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 2vw, 26px);
}

.solution-card,
.process-step,
.feature-grid article,
.planned-grid article,
.principle-grid article,
.case-card,
.demo-card,
.article-meta,
.contact-details div,
.contact-form {
  border: 1px solid rgba(23, 18, 31, 0.09);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(255, 255, 255, 0.98)),
    var(--paper-soft);
  box-shadow: var(--soft-shadow);
}

.section-light .solution-card,
.section-light .process-step,
.section-light .feature-grid article,
.section-light .planned-grid article,
.section-light .principle-grid article,
.section-light .case-card,
.section-light .demo-card {
  border-color: rgba(0, 90, 104, 0.1);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 22px 80px rgba(0, 72, 86, 0.09);
}

.solution-card,
.process-step,
.feature-grid article,
.planned-grid article,
.principle-grid article,
.case-card,
.demo-card,
.contact-details div,
.contact-form {
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.solution-card:hover,
.process-step:hover,
.feature-grid article:hover,
.planned-grid article:hover,
.principle-grid article:hover,
.case-card:hover,
.demo-card:hover {
  transform: translateY(-3px);
  border-color: rgba(5, 157, 192, 0.22);
  box-shadow: 0 26px 90px rgba(24, 10, 42, 0.16);
}

.solution-card,
.process-step,
.feature-grid article,
.planned-grid article,
.principle-grid article {
  padding: 28px;
}

.solution-card span,
.solution-row span,
.process-step span,
.planned-grid span,
.principle-grid span {
  display: inline-flex;
  margin-bottom: 48px;
  color: var(--dark-teal);
  font-size: 0.76rem;
  font-weight: 820;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.solution-card p,
.process-step p,
.feature-grid p,
.planned-grid p,
.principle-grid p,
.case-card p,
.demo-card p {
  color: var(--muted-dark);
}

.section-light .solution-card p,
.section-light .process-step p,
.section-light .feature-grid p,
.section-light .planned-grid p,
.section-light .principle-grid p,
.section-light .case-card p,
.section-light .demo-card p,
.section-light .feature-list li,
.section-light .demo-feature-content p,
.section-light .demo-card-content p {
  color: var(--muted-dark);
}

.section-light .solution-card span,
.section-light .process-step span,
.section-light .planned-grid span,
.section-light .principle-grid span {
  color: var(--teal-accent);
}

.solution-list {
  display: grid;
  gap: 0;
}

.solution-row {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 30px;
  border-top: 1px solid var(--line-light);
  padding: 42px 0;
}

.solution-row:last-child {
  border-bottom: 1px solid var(--line-light);
}

.solution-row h2 {
  max-width: 860px;
  margin-bottom: 12px;
  font-size: clamp(2rem, 4.4vw, 4.4rem);
}

.case-study-teaser .copy-stack p,
.case-study-teaser h2,
.final-cta h2,
.final-cta p,
.section-dark .copy-stack p {
  color: var(--white);
}

.case-study-teaser .copy-stack p,
.final-cta p {
  color: rgba(255, 255, 255, 0.74);
}

.cta-panel {
  max-width: 920px;
}

.cta-panel p:not(.eyebrow) {
  max-width: 740px;
  font-size: 1.1rem;
}

.demo-card-large {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 34px;
  align-items: center;
  margin-bottom: 96px;
  padding: 30px;
}

.demo-card .demo-preview {
  min-height: 390px;
}

.demo-url {
  margin: 18px 0 28px;
  font-size: 0.96rem;
}

.planned-heading {
  margin-top: 24px;
}

.planned-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.case-grid {
  display: grid;
  gap: clamp(22px, 3vw, 34px);
}

.case-card {
  max-width: 980px;
  padding: 34px;
}

.case-card h2 {
  max-width: 820px;
  font-size: clamp(2rem, 4.6vw, 4.4rem);
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
  color: rgba(255, 255, 255, 0.64);
  font-size: 0.86rem;
  font-weight: 720;
}

.breadcrumbs a:hover {
  color: var(--cyan-highlight);
}

.article-layout {
  grid-template-columns: 320px 1fr;
}

.article-meta {
  position: sticky;
  top: 110px;
  display: grid;
  gap: 8px;
  padding: 26px;
}

.article-meta span {
  margin-top: 12px;
  color: var(--muted-dark);
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.article-meta span:first-child {
  margin-top: 0;
}

.article-meta strong {
  color: var(--ink);
}

.article-body {
  max-width: 780px;
}

.article-body h2 {
  margin-top: 54px;
  font-size: clamp(1.9rem, 3vw, 3.2rem);
  letter-spacing: -0.06em;
}

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

.article-body p,
.article-body li {
  color: var(--muted-dark);
  font-size: 1.06rem;
}

.contact-content p {
  max-width: 620px;
  font-size: 1.06rem;
}

.contact-details {
  display: grid;
  gap: 12px;
  margin-top: 32px;
}

.contact-details div,
.contact-form {
  padding: 22px;
}

.contact-details span {
  color: var(--muted-dark);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.contact-details strong {
  display: block;
  margin-top: 4px;
  color: var(--ink);
  font-size: 1rem;
}

.contact-form {
  display: grid;
  gap: 18px;
  padding: 34px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 760;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(23, 18, 31, 0.12);
  border-radius: 18px;
  padding: 14px 15px;
  color: var(--ink);
  background: #fffdf8;
  font: inherit;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: rgba(5, 157, 192, 0.5);
  box-shadow: 0 0 0 4px rgba(1, 195, 244, 0.12);
}

input::placeholder,
textarea::placeholder {
  color: #8b93a1;
}

.form-button {
  width: 100%;
  border: 0;
  cursor: pointer;
}

.form-button:disabled {
  cursor: not-allowed;
  opacity: 0.62;
  transform: none;
}

.form-note {
  margin: 0;
  color: var(--muted-dark);
  font-size: 0.9rem;
}

.form-success {
  color: #0b7357;
  font-weight: 900;
}

.form-error {
  color: #a9284b;
  font-weight: 900;
}

.hidden-field {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 32px 0;
  color: rgba(255, 255, 255, 0.62);
  background:
    radial-gradient(circle at 82% 0%, rgba(5, 157, 192, 0.08), transparent 24rem),
    var(--black);
}

.site-footer p {
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
}

.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.footer-grid div {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

:focus-visible {
  outline: 3px solid var(--cyan-highlight);
  outline-offset: 4px;
}

@media (max-width: 1024px) {
  .nav-links,
  .nav-cta {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
    align-items: center;
  }

  .hero-grid,
  .split-grid,
  .contact-grid,
  .demo-feature-grid,
  .demo-detail-grid,
  .article-layout,
  .demo-card-large {
    grid-template-columns: 1fr;
  }

  .article-meta {
    position: static;
  }

  .solution-grid,
  .process-grid,
  .feature-grid,
  .planned-grid,
  .principle-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .site-header {
    padding-top: env(safe-area-inset-top);
    background: rgba(247, 251, 252, 0.96);
  }

  .container {
    width: min(100% - 28px, var(--container));
  }

  .nav {
    min-height: 68px;
  }

  .section-dark,
  .section-light,
  .section-white {
    padding-block: 76px;
  }

  .hero,
  .page-hero,
  .positioning,
  .featured-demo,
  .solutions,
  .process,
  .contact,
  .article-section,
  .final-cta {
    padding: 76px 0;
  }

  .mobile-menu {
    inset: calc(68px + env(safe-area-inset-top)) 0 0;
    height: calc(100svh - 68px - env(safe-area-inset-top));
  }

  .brand span:last-child {
    display: none;
  }

  .hero {
    min-height: auto;
  }

  h1 {
    font-size: clamp(3rem, 17vw, 5rem);
  }

  .page-hero h1 {
    font-size: clamp(2.75rem, 14vw, 4.2rem);
    overflow-wrap: break-word;
  }

  h2 {
    font-size: clamp(2.1rem, 11vw, 3.6rem);
  }

  .composition-screen {
    min-height: 320px;
    grid-template-columns: 1fr;
  }

  .screen-sidebar {
    display: none;
  }

  .demo-preview,
  .demo-card .demo-preview {
    min-height: 310px;
  }

  .demo-preview-grid,
  .screen-grid,
  .feature-list.columns,
  .solution-grid,
  .process-grid,
  .feature-grid,
  .planned-grid,
  .principle-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .solution-row {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 34px 0;
  }

  .solution-row span,
  .solution-card span,
  .process-step span,
  .planned-grid span,
  .principle-grid span {
    margin-bottom: 18px;
  }

  .button-row,
  .hero-actions,
  .footer-grid {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .contact-form,
  .case-card,
  .demo-card-large,
  .article-meta {
    padding: 22px;
  }
}

@media (max-width: 375px) {
  .container {
    width: min(100% - 24px, var(--container));
  }

  h1 {
    font-size: 2.75rem;
  }

  .mobile-menu a:not(.button) {
    font-size: 2.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}