:root {
  --bg: #0b0e14;
  --bg2: #11151f;
  --card: #151a26;
  --border: #232a3a;
  --text: #e6e9f0;
  --muted: #98a2b8;
  --accent: #4f8cff;
  --accent2: #38d39f;
  --danger: #ff6b6b;
  --mono: ui-monospace, 'SF Mono', 'Cascadia Code', Menlo, Consolas, monospace;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Inter, sans-serif;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* nav */
nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 0; border-bottom: 1px solid var(--border);
}
.logo { font-weight: 700; font-size: 18px; color: var(--text); letter-spacing: .3px; }
.logo span { color: var(--accent); }
.nav-links { display: flex; gap: 22px; font-size: 14px; }
.nav-links a { color: var(--muted); }
.nav-links a:hover { color: var(--text); text-decoration: none; }

/* hero */
.hero { padding: 84px 0 60px; text-align: left; max-width: 820px; }
.hero .eyebrow {
  display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: 1.2px;
  text-transform: uppercase; color: var(--accent2); margin-bottom: 18px;
}
h1 { font-size: 44px; line-height: 1.15; font-weight: 750; letter-spacing: -.5px; }
h1 .hl { color: var(--accent); }
.hero p.sub { margin-top: 20px; font-size: 19px; color: var(--muted); max-width: 680px; }
.cta-row { margin-top: 34px; display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.btn {
  display: inline-block; padding: 13px 26px; border-radius: 10px; font-weight: 650;
  font-size: 16px; cursor: pointer; border: none; transition: transform .08s, opacity .15s;
}
.btn:hover { transform: translateY(-1px); text-decoration: none; opacity: .92; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
.hero .note { font-size: 13.5px; color: var(--muted); margin-top: 14px; }

/* badges strip */
.strip { display: flex; gap: 28px; flex-wrap: wrap; padding: 26px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); margin-top: 30px; }
.strip .item { font-size: 14px; color: var(--muted); }
.strip .item b { color: var(--text); display: block; font-size: 17px; }

/* sections */
section { padding: 64px 0; }
h2 { font-size: 30px; letter-spacing: -.3px; margin-bottom: 10px; }
.section-sub { color: var(--muted); margin-bottom: 36px; max-width: 640px; }
.grid { display: grid; gap: 18px; }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 14px;
  padding: 24px;
}
.card h3 { font-size: 17px; margin-bottom: 8px; }
.card p { font-size: 14.5px; color: var(--muted); }
.card .tag { display:inline-block; font-size:12px; font-weight:600; color: var(--accent2); margin-bottom: 10px; letter-spacing:.6px; text-transform: uppercase;}

/* steps */
.steps { counter-reset: step; }
.step { display: flex; gap: 18px; padding: 20px 0; border-bottom: 1px solid var(--border); }
.step:last-child { border-bottom: none; }
.step .n {
  counter-increment: step; flex: 0 0 44px; height: 44px; border-radius: 50%;
  background: var(--bg2); border: 1px solid var(--border); display: flex;
  align-items: center; justify-content: center; font-weight: 700; color: var(--accent);
}
.step .n::before { content: counter(step); }
.step h3 { font-size: 17px; }
.step p { color: var(--muted); font-size: 14.5px; margin-top: 4px; }

/* code */
pre {
  background: #0d1117; border: 1px solid var(--border); border-radius: 12px;
  padding: 20px; overflow-x: auto; font-family: var(--mono); font-size: 13px;
  line-height: 1.55; color: #c9d1d9;
}
pre .c { color: #8b949e; } pre .k { color: #79c0ff; } pre .s { color: #a5d6a7; } pre .g { color: #38d39f; }

/* pricing */
.price-box { display: flex; gap: 18px; flex-wrap: wrap; }
.price-box .card { flex: 1 1 280px; }
.price { font-size: 30px; font-weight: 750; }
.price small { font-size: 14px; color: var(--muted); font-weight: 400; }
ul.checks { list-style: none; margin-top: 14px; }
ul.checks li { padding: 5px 0 5px 26px; position: relative; font-size: 14.5px; color: var(--muted); }
ul.checks li::before { content: "✓"; position: absolute; left: 2px; color: var(--accent2); font-weight: 700; }

/* form */
form.lead {
  background: var(--card); border: 1px solid var(--border); border-radius: 16px;
  padding: 32px; max-width: 640px;
}
form.lead .row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
form.lead label { display: block; font-size: 13px; color: var(--muted); margin: 14px 0 6px; font-weight: 600; }
form.lead input, form.lead select, form.lead textarea {
  width: 100%; background: var(--bg2); color: var(--text); border: 1px solid var(--border);
  border-radius: 9px; padding: 11px 13px; font-size: 15px; font-family: inherit;
}
form.lead input:focus, form.lead select:focus, form.lead textarea:focus { outline: 2px solid var(--accent); border-color: transparent; }
form.lead textarea { min-height: 90px; resize: vertical; }
form.lead .btn { margin-top: 22px; width: 100%; }
form.lead .fineprint { font-size: 12.5px; color: var(--muted); margin-top: 12px; text-align: center; }
.hp { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

/* faq */
details { border-bottom: 1px solid var(--border); padding: 16px 0; }
details summary { cursor: pointer; font-weight: 600; font-size: 16px; list-style: none; }
details summary::-webkit-details-marker { display: none; }
details summary::after { content: "+"; float: right; color: var(--accent); font-size: 20px; }
details[open] summary::after { content: "–"; }
details p { color: var(--muted); font-size: 14.5px; margin-top: 10px; max-width: 760px; }

/* compliance box */
.compliance {
  border: 1px solid #2b3a2e; background: #101a14; border-radius: 14px; padding: 24px;
}
.compliance h3 { color: var(--accent2); }

footer { border-top: 1px solid var(--border); padding: 36px 0 48px; margin-top: 40px; font-size: 13.5px; color: var(--muted); }
footer .cols { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }

@media (max-width: 720px) {
  h1 { font-size: 32px; }
  .hero { padding: 56px 0 40px; }
  form.lead .row { grid-template-columns: 1fr; }
}

/* chat demo */
.chat {
  background: var(--card); border: 1px solid var(--border); border-radius: 16px;
  padding: 26px; max-width: 720px; display: flex; flex-direction: column; gap: 14px;
}
.msg { max-width: 85%; padding: 12px 16px; border-radius: 14px; font-size: 14.5px; line-height: 1.55; }
.msg.user { align-self: flex-end; background: var(--accent); color: #fff; border-bottom-right-radius: 4px; }
.msg.agent { align-self: flex-start; background: var(--bg2); border: 1px solid var(--border); color: var(--text); border-bottom-left-radius: 4px; }
.msg.event { align-self: flex-start; background: transparent; border: 1px dashed var(--border); color: var(--muted); font-family: var(--mono); font-size: 12.5px; }
.msg .result { display:block; margin-top:8px; font-family: var(--mono); font-size:12.5px; color: var(--accent2); }
.chat .who { font-size: 11.5px; color: var(--muted); margin-bottom: -8px; }