:root {
  --brand-700: #3934c9;
  --brand-600: #4b46d8;
  --brand-100: #e8e8ff;
  --accent-500: #ff7a00;
  --accent-100: #fff0df;
  --bg: #f6f6fe;
  --surface: #ffffff;
  --ink: #171725;
  --ink-muted: #6b6b7b;
  --border: #ececf4;
  --success: #1fa774;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; color: var(--ink); background: var(--bg); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.6; }
a { color: var(--brand-700); }
a:focus-visible, .button:focus-visible { outline: 3px solid var(--brand-600); outline-offset: 3px; }
.wrap { width: min(1080px, 100% - 32px); margin: 0 auto; }

.nav { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 22px 0; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 800; font-size: 18px; letter-spacing: -.02em; text-decoration: none; }
.brand img { width: 34px; height: 34px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 20px; border-radius: 14px; font-weight: 700; font-size: 15px; text-decoration: none; }
.button-primary { color: #fff; background: var(--brand-700); box-shadow: 0 9px 18px rgba(57, 52, 201, .19); }
.button-primary:hover { background: var(--brand-600); }
.button-secondary { color: var(--brand-700); background: var(--brand-100); }
.nav .button { min-height: 40px; padding: 0 16px; font-size: 14px; }

.hero { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 48px; padding: 48px 0 72px; }
.badge { display: inline-block; margin: 0 0 18px; padding: 5px 12px; border-radius: 999px; color: #a34e00; background: var(--accent-100); font-size: 13px; font-weight: 700; }
h1 { margin: 0 0 18px; font-size: clamp(34px, 5.4vw, 54px); line-height: 1.08; letter-spacing: -.04em; }
.lead { margin: 0 0 28px; color: var(--ink-muted); font-size: 18px; max-width: 34em; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.note { margin: 14px 0 0; color: var(--ink-muted); font-size: 13px; }

.chat { padding: 22px; border: 1px solid var(--border); border-radius: 24px; background: var(--surface); box-shadow: 0 12px 32px rgba(57, 52, 201, .08); }
.chat-title { display: flex; align-items: center; gap: 10px; margin: 0 0 16px; padding-bottom: 14px; border-bottom: 1px solid var(--border); font-weight: 700; font-size: 14px; }
.chat-title img { width: 28px; height: 28px; }
.bubble { width: fit-content; max-width: 88%; margin: 0 0 10px; padding: 10px 14px; border-radius: 16px; font-size: 14px; }
.bubble-user { margin-left: auto; color: #fff; background: var(--brand-700); border-bottom-right-radius: 5px; }
.bubble-bot { background: var(--bg); border-bottom-left-radius: 5px; }
.bubble-bot strong { display: block; color: var(--success); }
.bubble-bot span { display: block; color: var(--ink-muted); font-size: 13px; }

.section { padding: 64px 0; }
.section h2 { margin: 0 0 8px; font-size: clamp(26px, 3.6vw, 34px); letter-spacing: -.03em; }
.section > .wrap > p { margin: 0 0 32px; color: var(--ink-muted); }
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 0; padding: 0; list-style: none; }
.features li { padding: 22px; border: 1px solid var(--border); border-radius: 20px; background: var(--surface); }
.features h3 { margin: 0 0 6px; font-size: 16px; }
.features p { margin: 0; color: var(--ink-muted); font-size: 14px; }
.icon { display: grid; place-items: center; width: 40px; height: 40px; margin-bottom: 14px; border-radius: 12px; color: var(--brand-700); background: var(--brand-100); font-size: 20px; }

.cta { padding: 40px; border-radius: 28px; color: #fff; background: var(--brand-700); text-align: center; }
.cta h2 { color: #fff; }
.cta p { margin: 0 auto 24px; max-width: 36em; color: #d9d8ff; }
.cta .button-secondary { color: var(--brand-700); background: #fff; }

footer { padding: 40px 0; color: var(--ink-muted); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; border-top: 1px solid var(--border); padding-top: 24px; }
footer nav { display: flex; flex-wrap: wrap; gap: 18px; }
footer a { color: var(--ink-muted); }

@media (max-width: 820px) {
  .hero { grid-template-columns: 1fr; gap: 32px; padding: 24px 0 48px; }
  .features { grid-template-columns: 1fr; }
  .cta { padding: 32px 20px; }
}

.legal { max-width: 760px; padding: 24px 0 48px; }
.legal h1 { font-size: clamp(30px, 4.4vw, 42px); margin-bottom: 4px; }
.legal h2 { margin: 36px 0 10px; font-size: 20px; letter-spacing: -.02em; }
.legal .meta { margin: 0 0 28px; color: var(--ink-muted); font-size: 14px; }
.legal ul { padding-left: 22px; }
.legal li { margin-bottom: 8px; }