:root {
  color-scheme: light dark;
  --bg: #f7f7f4;
  --surface: #ffffff;
  --surface-2: #efefea;
  --text: #111111;
  --muted: #5f625f;
  --border: rgba(17, 17, 17, 0.12);
  --accent: #0f9f7a;
  --accent-2: #c7efe3;
  --ink: #050505;
  --radius: 18px;
  --max: 1040px;
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #090909;
    --surface: #141414;
    --surface-2: #20201f;
    --text: #f6f6f2;
    --muted: #abab9f;
    --border: rgba(255, 255, 255, 0.12);
    --accent: #3dd8a8;
    --accent-2: rgba(61, 216, 168, 0.16);
    --ink: #ffffff;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

a {
  color: inherit;
  text-decoration-color: color-mix(in srgb, var(--accent), transparent 45%);
  text-underline-offset: 4px;
}

.shell {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 760;
  letter-spacing: 0;
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 56px;
  align-items: center;
  min-height: calc(100svh - 96px);
  padding: 24px 0 72px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  padding: 7px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  font-size: 14px;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.05;
  letter-spacing: 0;
}

h1 {
  max-width: 760px;
  font-size: clamp(48px, 8vw, 88px);
}

h2 {
  font-size: clamp(32px, 5vw, 52px);
}

h3 {
  font-size: 19px;
}

.lead {
  max-width: 680px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 20px;
}

.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 18px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--ink);
  color: var(--bg);
  font-weight: 680;
  text-decoration: none;
}

.button.secondary {
  background: transparent;
  color: var(--text);
}

.phone {
  justify-self: center;
  width: min(100%, 360px);
  aspect-ratio: 9 / 18.5;
  border-radius: 42px;
  padding: 14px;
  background: #050505;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.26);
}

.screen {
  height: 100%;
  border-radius: 32px;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 22px 18px;
}

.screen-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
}

.prompt-card {
  margin-top: 34px;
  padding: 18px;
  border-radius: 18px;
  background: var(--surface-2);
}

.prompt-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.chip {
  padding: 8px 10px;
  border-radius: 999px;
  background: var(--accent-2);
  color: var(--text);
  font-size: 13px;
}

.chat {
  margin-top: 28px;
  display: grid;
  gap: 12px;
}

.bubble {
  max-width: 88%;
  padding: 12px 14px;
  border-radius: 18px;
  background: var(--surface-2);
  font-size: 14px;
}

.bubble.user {
  justify-self: end;
  background: var(--ink);
  color: var(--bg);
}

.section {
  padding: 72px 0;
  border-top: 1px solid var(--border);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.tile {
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.tile p,
.legal p,
.legal li {
  color: var(--muted);
}

.legal {
  max-width: 820px;
  padding: 48px 0 80px;
}

.legal h1 {
  font-size: clamp(38px, 7vw, 68px);
}

.legal h2 {
  margin-top: 40px;
  font-size: 28px;
}

.legal ul {
  padding-left: 20px;
}

.footer {
  border-top: 1px solid var(--border);
  padding: 28px 0 40px;
  color: var(--muted);
  font-size: 14px;
}

.footer .shell {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

@media (max-width: 840px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .phone {
    width: min(100%, 320px);
  }

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

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