:root {
  color-scheme: dark;
  --bg: #080a17;
  --surface: rgba(20, 23, 48, 0.76);
  --surface-strong: #14172d;
  --text: #f7f7ff;
  --muted: #b8bad5;
  --line: rgba(203, 199, 255, 0.16);
  --accent: #a991ff;
  --accent-strong: #c5b6ff;
  --cyan: #75d8ff;
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 72% 8%, rgba(106, 81, 203, 0.28), transparent 28rem),
    radial-gradient(circle at 8% 34%, rgba(47, 93, 188, 0.14), transparent 26rem),
    var(--bg);
  color: var(--text);
  line-height: 1.65;
}

a {
  color: var(--accent-strong);
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

.container {
  width: min(calc(100% - 40px), var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 10, 23, 0.78);
  backdrop-filter: blur(18px);
}

.nav {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 760;
  text-decoration: none;
}

.brand img {
  width: 36px;
  height: 36px;
  border-radius: 9px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 14px;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text);
}

.hero {
  padding: 84px 0 56px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  gap: 54px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent-strong);
  font-size: 13px;
  font-weight: 760;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  text-wrap: pretty;
}

h1 {
  margin: 0;
  font-size: clamp(48px, 7.5vw, 88px);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.gradient-text {
  background: linear-gradient(120deg, #fff 15%, #c8baff 52%, #79d9ff 100%);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

.lead {
  max-width: 650px;
  margin: 28px 0 0;
  color: #d6d7eb;
  font-size: clamp(19px, 2vw, 23px);
  line-height: 1.55;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid var(--line);
  border-radius: 13px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  font-weight: 700;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button.primary {
  border-color: transparent;
  background: linear-gradient(115deg, #7959ef, #9b83ff 62%, #62bff0);
  box-shadow: 0 14px 34px rgba(105, 78, 225, 0.3);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(197, 182, 255, 0.5);
}

.availability {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.hero-visual {
  position: relative;
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 9% 6%;
  z-index: -1;
  border-radius: 50%;
  background: rgba(131, 103, 255, 0.3);
  filter: blur(65px);
}

.hero-visual img {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: 0 32px 90px rgba(0, 0, 0, 0.42);
}

.facts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--surface);
  overflow: hidden;
}

.fact {
  padding: 24px;
}

.fact + .fact {
  border-left: 1px solid var(--line);
}

.fact strong,
.fact span {
  display: block;
}

.fact strong {
  font-size: 20px;
}

.fact span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
}

.section {
  padding: 98px 0;
}

.section.compact {
  padding: 70px 0;
}

.section-header {
  max-width: 760px;
  margin-bottom: 38px;
}

h2 {
  margin: 0;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.section-header p,
.section-copy {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(145deg, rgba(34, 36, 71, 0.7), rgba(15, 17, 36, 0.7));
}

.card h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.card p {
  margin: 0;
  color: var(--muted);
}

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

.use-case-card {
  display: flex;
  min-height: 260px;
  flex-direction: column;
}

.use-case-card .card-kicker {
  margin-bottom: 12px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 760;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.use-case-card .text-link {
  margin-top: auto;
  padding-top: 28px;
  font-weight: 720;
  text-decoration: none;
}

.guide-hero {
  padding: 82px 0 48px;
}

.guide-hero h1 {
  max-width: 960px;
  font-size: clamp(44px, 7vw, 78px);
}

.guide-hero .lead {
  max-width: 820px;
}

.guide-main {
  padding-bottom: 96px;
}

.guide-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  gap: 64px;
  align-items: start;
}

.guide-aside {
  position: sticky;
  top: 96px;
}

.guide-aside h2 {
  font-size: 28px;
}

.guide-content {
  display: grid;
  gap: 18px;
}

.guide-content .card h2 {
  font-size: clamp(27px, 4vw, 38px);
}

.guide-content .card p + p,
.guide-content .card ul {
  margin-top: 14px;
}

.guide-content .card li {
  color: var(--muted);
}

.guide-content .card li + li {
  margin-top: 8px;
}

.guide-note {
  padding: 20px 22px;
  border-left: 3px solid var(--cyan);
  border-radius: 0 14px 14px 0;
  background: rgba(117, 216, 255, 0.08);
  color: #dff6ff;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.gallery figure {
  margin: 0;
}

.gallery img {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: 0 24px 55px rgba(0, 0, 0, 0.25);
}

.gallery figcaption {
  padding: 12px 4px 0;
  color: var(--muted);
  font-size: 14px;
}

.two-column {
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  gap: 60px;
  align-items: start;
}

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

.check-list li {
  position: relative;
  padding: 14px 0 14px 34px;
  border-bottom: 1px solid var(--line);
  color: #d9daeb;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 2px;
  color: var(--cyan);
  font-weight: 800;
}

.privacy-callout {
  border: 1px solid rgba(117, 216, 255, 0.22);
  background: linear-gradient(135deg, rgba(36, 53, 93, 0.65), rgba(35, 25, 75, 0.58));
}

.privacy-callout .pill {
  display: inline-block;
  margin-bottom: 16px;
  padding: 6px 11px;
  border-radius: 999px;
  color: #c8f0ff;
  background: rgba(117, 216, 255, 0.1);
  font-size: 12px;
  font-weight: 760;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.faq {
  display: grid;
  gap: 12px;
}

details {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
}

summary {
  padding: 19px 22px;
  cursor: pointer;
  font-weight: 720;
}

details p {
  margin: 0;
  padding: 0 22px 22px;
  color: var(--muted);
}

.cta {
  padding: 58px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background:
    radial-gradient(circle at 80% 10%, rgba(117, 216, 255, 0.15), transparent 17rem),
    linear-gradient(135deg, #171a35, #221846);
  text-align: center;
}

.cta p {
  max-width: 650px;
  margin: 16px auto 0;
  color: var(--muted);
  font-size: 18px;
}

.cta .actions {
  justify-content: center;
}

.site-footer {
  padding: 36px 0 46px;
  color: var(--muted);
  font-size: 14px;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line);
  padding-top: 26px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.footer-links a {
  color: var(--muted);
}

.legal-main {
  width: min(calc(100% - 40px), 820px);
  margin: 0 auto;
  padding: 76px 0 100px;
}

.legal-main h1 {
  font-size: clamp(42px, 8vw, 72px);
}

.legal-meta {
  margin: 18px 0 40px;
  color: var(--muted);
}

.legal-summary {
  margin-bottom: 42px;
  padding: 24px;
  border: 1px solid rgba(117, 216, 255, 0.25);
  border-radius: 18px;
  background: rgba(37, 56, 94, 0.42);
  color: #dff6ff;
  font-size: 18px;
}

.legal-main h2 {
  margin-top: 44px;
  font-size: 27px;
  letter-spacing: -0.02em;
}

.legal-main h3 {
  margin-top: 28px;
}

.legal-main p,
.legal-main li {
  color: #ced0e2;
}

.legal-main li + li {
  margin-top: 8px;
}

.legal-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 22px;
}

.legal-table th,
.legal-table td {
  padding: 14px;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.legal-table th {
  background: rgba(255, 255, 255, 0.05);
}

@media (max-width: 900px) {
  .hero-grid,
  .two-column,
  .guide-grid {
    grid-template-columns: 1fr;
  }

  .guide-aside {
    position: static;
  }

  .hero-grid {
    gap: 42px;
  }

  .facts {
    grid-template-columns: repeat(2, 1fr);
  }

  .fact:nth-child(3) {
    border-left: 0;
  }

  .fact:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }

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

@media (max-width: 620px) {
  .container,
  .legal-main {
    width: min(calc(100% - 28px), var(--max));
  }

  .nav {
    min-height: 62px;
  }

  .nav-links a:not(.privacy-link) {
    display: none;
  }

  .hero {
    padding-top: 58px;
  }

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

  .hero-visual {
    min-width: 0;
  }

  .section {
    padding: 72px 0;
  }

  .feature-grid,
  .use-case-grid,
  .gallery,
  .facts {
    grid-template-columns: 1fr;
  }

  .fact + .fact,
  .fact:nth-child(3) {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .cta {
    padding: 38px 22px;
  }

  .footer-row {
    flex-direction: column;
  }

  .legal-table,
  .legal-table tbody,
  .legal-table tr,
  .legal-table th,
  .legal-table td {
    display: block;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}