:root {
  color-scheme: dark;
  --bg: #080914;
  --bg-elevated: #101426;
  --bg-glass: rgba(255, 255, 255, 0.075);
  --bg-glass-strong: rgba(255, 255, 255, 0.12);
  --text: #ffffff;
  --text-soft: #eef3ff;
  --muted: #b8c0d7;
  --muted-strong: #d5def5;
  --line: rgba(255, 255, 255, 0.16);
  --line-bright: rgba(116, 232, 255, 0.34);
  --violet: #3b2df2;
  --purple: #8b45ff;
  --pink: #f02f82;
  --orange: #ff8a22;
  --cyan: #22d3ee;
  --green: #65f4b4;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.36);
  --content-max: 1160px;
  --radius: 8px;
  --radius-card: 14px;
  --radius-panel: 18px;
  --radius-button: 16px;
  --gutter: 20px;
  font-size: 16px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  padding-right: env(safe-area-inset-right);
  padding-left: env(safe-area-inset-left);
  color: var(--text);
  font-family:
    "Segoe UI", Roboto, Arial, ui-sans-serif, system-ui, -apple-system,
    BlinkMacSystemFont, sans-serif;
  line-height: 1.5;
  letter-spacing: 0;
  background:
    linear-gradient(140deg, rgba(59, 45, 242, 0.34), transparent 36%),
    linear-gradient(222deg, rgba(240, 47, 130, 0.24), transparent 34%),
    linear-gradient(28deg, rgba(255, 138, 34, 0.18), transparent 30%),
    linear-gradient(180deg, #0d1226 0%, var(--bg) 44%, #070911 100%);
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  content: "";
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.028) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.82), transparent 78%);
  pointer-events: none;
}

body::after {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  background:
    conic-gradient(
      from 210deg at 74% 18%,
      rgba(34, 211, 238, 0.24),
      rgba(139, 69, 255, 0.2),
      transparent 38%,
      rgba(255, 138, 34, 0.14),
      transparent 70%
    ),
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), transparent 42%);
  pointer-events: none;
}

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

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

p,
dd {
  margin-bottom: 0;
}

:focus-visible {
  outline: 3px solid rgba(34, 211, 238, 0.88);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 30;
  padding: 10px 14px;
  border-radius: var(--radius);
  color: #061018;
  font-weight: 800;
  background: var(--cyan);
  transform: translateY(-150%);
  transition: transform 160ms ease;
}

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

.site-header,
.hero,
.notice,
.section,
.legal-note,
.site-footer {
  width: min(var(--content-max), calc(100% - (var(--gutter) * 2)));
  margin-right: auto;
  margin-left: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: minmax(190px, 1fr) auto minmax(132px, auto);
  gap: 18px;
  align-items: center;
  padding: 18px 0 14px;
}

.site-header::before {
  position: absolute;
  inset: 0 calc(var(--gutter) * -1);
  z-index: -1;
  content: "";
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(8, 9, 20, 0.78);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  border-radius: var(--radius-card);
  font-weight: 850;
  transition:
    color 160ms ease,
    opacity 160ms ease;
}

.brand:hover,
.brand:focus-visible,
.footer-brand:hover,
.footer-brand:focus-visible {
  color: var(--text);
}

.brand img,
.footer-brand img {
  flex: 0 0 auto;
  border-radius: var(--radius);
  box-shadow: 0 12px 26px rgba(34, 211, 238, 0.18);
}

.brand span,
.footer-brand span {
  overflow-wrap: anywhere;
}

.top-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 4px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.92rem;
  background: rgba(255, 255, 255, 0.032);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.055);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.top-nav a,
.site-footer nav a {
  transition:
    color 160ms ease,
    background 160ms ease,
    border-color 160ms ease;
}

.top-nav a {
  padding: 8px 12px;
  border-radius: 999px;
}

.site-footer nav a {
  border-radius: var(--radius);
}

.site-footer nav a:hover,
.site-footer nav a:focus-visible {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
}

.top-nav a:hover,
.top-nav a:focus-visible {
  color: var(--text);
  background:
    linear-gradient(135deg, rgba(34, 211, 238, 0.12), rgba(240, 47, 130, 0.1)),
    rgba(255, 255, 255, 0.06);
}

.header-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-button);
  font-weight: 850;
  line-height: 1.2;
  text-align: center;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background 160ms ease,
    box-shadow 160ms ease;
}

.header-cta {
  position: relative;
  justify-self: end;
  overflow: hidden;
  padding: 11px 16px;
  color: #ffffff;
  font-size: 0.92rem;
  border-color: rgba(255, 255, 255, 0.14);
  background:
    linear-gradient(
      135deg,
      var(--violet),
      var(--purple) 34%,
      var(--pink) 68%,
      var(--orange)
    )
    padding-box;
  background-clip: padding-box;
  box-shadow:
    0 16px 30px rgba(240, 47, 130, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.header-cta:hover,
.header-cta:focus-visible,
.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.82fr);
  gap: 42px;
  align-items: center;
  padding: 78px 0 46px;
}

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

.eyebrow {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  margin-bottom: 18px;
  padding: 6px 10px;
  border: 1px solid rgba(34, 211, 238, 0.28);
  border-radius: var(--radius);
  color: #bff6ff;
  font-size: 0.82rem;
  font-weight: 800;
  background: rgba(34, 211, 238, 0.08);
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: 4rem;
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 0;
  font-size: 2.35rem;
  line-height: 1.12;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.08rem;
  line-height: 1.24;
  letter-spacing: 0;
}

.hero-subtitle {
  max-width: 650px;
  margin-bottom: 30px;
  color: var(--text-soft);
  font-size: 1.35rem;
  line-height: 1.45;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.button {
  min-height: 52px;
  padding: 14px 22px;
  font-size: 0.98rem;
}

.button-primary {
  position: relative;
  overflow: hidden;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.14);
  background:
    linear-gradient(
      135deg,
      var(--violet),
      var(--purple) 34%,
      var(--pink) 68%,
      var(--orange)
    )
    padding-box;
  background-clip: padding-box;
  box-shadow:
    0 20px 38px rgba(240, 47, 130, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.button-primary:hover,
.button-primary:focus-visible {
  box-shadow:
    0 24px 44px rgba(240, 47, 130, 0.31),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.button-secondary {
  color: #f7f9ff;
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.08);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: rgba(34, 211, 238, 0.42);
  background: rgba(255, 255, 255, 0.12);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 650px;
  margin-bottom: 0;
}

.hero-metrics div {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  min-width: 0;
  min-height: 104px;
  overflow: hidden;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-panel);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.055)),
    rgba(10, 14, 32, 0.66);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    0 16px 34px rgba(0, 0, 0, 0.14);
}

.hero-metrics div::before {
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  content: "";
  background: linear-gradient(90deg, var(--cyan), var(--purple), var(--pink), var(--orange));
  opacity: 0.78;
}

.metric-icon {
  position: relative;
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  margin-bottom: 11px;
  border-radius: 11px;
  background:
    linear-gradient(135deg, rgba(34, 211, 238, 0.24), rgba(139, 69, 255, 0.18)),
    rgba(255, 255, 255, 0.075);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.metric-icon::before {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  content: "";
  background: linear-gradient(135deg, var(--cyan), var(--green));
  box-shadow: 0 0 18px rgba(34, 211, 238, 0.36);
}

.hero-metrics div:nth-child(2) .metric-icon::before {
  background: linear-gradient(135deg, var(--purple), var(--pink));
  box-shadow: 0 0 18px rgba(240, 47, 130, 0.32);
}

.hero-metrics div:nth-child(3) .metric-icon::before {
  background: linear-gradient(135deg, var(--pink), var(--orange));
  box-shadow: 0 0 18px rgba(255, 138, 34, 0.3);
}

.hero-metrics dt {
  min-width: 0;
  margin-bottom: 2px;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.hero-metrics dd {
  min-width: 0;
  max-width: 100%;
  margin-left: 0;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 850;
  line-height: 1.18;
  white-space: nowrap;
}

.hero-visual {
  position: relative;
  isolation: isolate;
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.13), rgba(255, 255, 255, 0.05)),
    rgba(11, 14, 32, 0.82);
  box-shadow: var(--shadow);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
}

.hero-visual::before {
  position: absolute;
  inset: -1px;
  z-index: -1;
  content: "";
  border-radius: var(--radius-panel);
  background: linear-gradient(
    135deg,
    rgba(34, 211, 238, 0.42),
    rgba(139, 69, 255, 0.3),
    rgba(240, 47, 130, 0.28),
    rgba(255, 138, 34, 0.26)
  );
  opacity: 0.72;
}

.visual-topline {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 14px;
  color: var(--muted-strong);
  font-size: 0.92rem;
  font-weight: 750;
}

.pulse-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 0 6px rgba(101, 244, 180, 0.12);
}

.brand-preview {
  width: 100%;
  aspect-ratio: 720 / 350;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-card);
  object-fit: cover;
  background:
    radial-gradient(circle at 70% 18%, rgba(34, 211, 238, 0.28), transparent 34%),
    radial-gradient(circle at 30% 80%, rgba(240, 47, 130, 0.24), transparent 38%),
    linear-gradient(145deg, #090b18, #121839 52%, #0a0c1e);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 18px 48px rgba(0, 0, 0, 0.22);
}

.chat-flow {
  display: grid;
  gap: 10px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.chat-flow li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  align-items: center;
  min-height: 50px;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.07);
}

.chat-flow span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 30px;
  border-radius: var(--radius);
  color: #061018;
  font-weight: 900;
  background: linear-gradient(135deg, var(--cyan), var(--green));
}

.chat-flow p {
  color: #f5f8ff;
  font-weight: 750;
}

.notice {
  padding: 22px 24px;
  border: 1px solid var(--line-bright);
  border-radius: var(--radius-card);
  color: #e9fbff;
  font-size: 1.06rem;
  font-weight: 750;
  background:
    linear-gradient(90deg, rgba(34, 211, 238, 0.16), rgba(240, 47, 130, 0.1)),
    rgba(255, 255, 255, 0.065);
  box-shadow: 0 20px 55px rgba(0, 0, 0, 0.18);
}

.section {
  padding: 72px 0 0;
}

.section-heading {
  max-width: 680px;
  margin-bottom: 28px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.glass-card {
  min-width: 0;
  min-height: 232px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.11), rgba(255, 255, 255, 0.055)),
    rgba(9, 12, 28, 0.74);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

.glass-card p,
.steps p,
.legal-note p {
  color: var(--muted);
}

.card-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 38px;
  margin-bottom: 18px;
  border-radius: var(--radius);
  color: #ffffff;
  font-size: 0.84rem;
  font-weight: 900;
  background:
    linear-gradient(135deg, rgba(34, 211, 238, 0.9), rgba(139, 69, 255, 0.82)),
    #19213d;
  box-shadow: 0 14px 28px rgba(34, 211, 238, 0.15);
}

.how-section {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1fr);
  gap: 34px;
  align-items: start;
}

.steps {
  display: grid;
  gap: 12px;
  margin-bottom: 0;
  padding: 0;
  list-style: none;
}

.steps li {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 16px;
  align-items: start;
  min-height: 108px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.07);
}

.steps span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  border-radius: var(--radius);
  color: #ffffff;
  font-weight: 950;
  background: linear-gradient(135deg, var(--orange), var(--pink), var(--purple));
}

.legal-note {
  margin-top: 72px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-card);
  background:
    linear-gradient(90deg, rgba(255, 138, 34, 0.11), rgba(34, 211, 238, 0.08)),
    rgba(255, 255, 255, 0.055);
}

.legal-note h2 {
  margin-bottom: 10px;
  font-size: 1.28rem;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: 44px 0 46px;
  color: var(--muted);
  font-size: 0.92rem;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
}

.site-footer nav a {
  padding: 8px 10px;
}

@media (max-width: 1040px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .top-nav {
    order: 3;
    grid-column: 1 / -1;
    justify-content: flex-start;
    width: 100%;
    overflow-x: auto;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 58px;
  }

  .hero-visual {
    max-width: 640px;
  }

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

  .how-section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  :root {
    --gutter: 14px;
  }

  .site-header {
    gap: 12px;
    padding-top: 14px;
  }

  .brand {
    font-size: 0.98rem;
  }

  .brand img {
    width: 38px;
    height: 38px;
  }

  .header-cta {
    min-height: 40px;
    padding: 9px 12px;
    font-size: 0.86rem;
  }

  .top-nav {
    gap: 4px;
    font-size: 0.86rem;
  }

  .top-nav a {
    padding: 8px 9px;
    white-space: nowrap;
  }

  .hero {
    gap: 30px;
    padding: 44px 0 32px;
  }

  h1 {
    font-size: 2.55rem;
  }

  h2 {
    font-size: 1.88rem;
  }

  .hero-subtitle {
    font-size: 1.12rem;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    padding: 12px;
  }

  .notice {
    padding: 18px;
    font-size: 1rem;
  }

  .section {
    padding-top: 54px;
  }

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

  .glass-card {
    min-height: auto;
  }

  .steps li {
    grid-template-columns: 48px 1fr;
    min-height: auto;
    padding: 16px;
  }

  .steps span {
    width: 48px;
    height: 48px;
  }

  .legal-note {
    margin-top: 54px;
    padding: 18px;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    padding-bottom: 34px;
  }

  .site-footer nav {
    justify-content: flex-start;
  }
}

@media (max-width: 430px) {
  .site-header {
    grid-template-columns: 1fr;
  }

  .header-cta {
    justify-self: stretch;
  }

  h1 {
    font-size: 2.18rem;
  }

  .eyebrow {
    font-size: 0.76rem;
  }

  .chat-flow li {
    grid-template-columns: 30px 1fr;
  }

  .chat-flow span {
    width: 30px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }

  .skip-link,
  .header-cta:hover,
  .header-cta:focus-visible,
  .button:hover,
  .button:focus-visible {
    transform: none;
  }
}