:root {
  --bg: #0b0d17;
  --bg2: #11142290;
  --card: #151a2e;
  --line: #262c47;
  --text: #e8eaf6;
  --muted: #9aa1c2;
  --brand: #6d5dfc;
  --brand2: #22d3ee;
  --ok: #34d399;
  --radius: 16px;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: radial-gradient(1200px 600px at 70% -10%, #2a1f6b55, transparent), var(--bg);
  color: var(--text);
  font:
    16px / 1.6 Inter,
    -apple-system,
    "Segoe UI",
    Roboto,
    sans-serif;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
}
.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 22px;
  text-decoration: none;
  letter-spacing: -0.02em;
}
.logo img {
  width: 30px;
  height: 30px;
}
.links {
  display: flex;
  gap: 28px;
  align-items: center;
}
.links a {
  text-decoration: none;
  color: var(--muted);
  font-weight: 500;
}
.links a:hover {
  color: var(--text);
}
.links a.btn {
  color: #fff;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  cursor: pointer;
  text-decoration: none;
  font-weight: 700;
  font-size: 16px;
  border-radius: 12px;
  padding: 14px 24px;
  background: linear-gradient(135deg, var(--brand), #8b5cf6);
  color: #fff;
  box-shadow: 0 10px 30px -10px #6d5dfcaa;
  transition:
    transform 0.15s,
    box-shadow 0.15s;
}
.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 34px -10px #6d5dfccc;
}
.btn.ghost {
  background: transparent;
  border: 1px solid var(--line);
  box-shadow: none;
}
.btn.small {
  padding: 9px 16px;
  font-size: 14px;
  border-radius: 10px;
}
.btn[disabled] {
  opacity: 0.6;
  cursor: default;
  transform: none;
}
.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
  padding: 56px 0 72px;
}
.pill {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 20px;
}
.pill b {
  color: var(--ok);
}
h1 {
  font-size: clamp(40px, 5.4vw, 64px);
  line-height: 1.04;
  letter-spacing: -0.035em;
  margin: 0 0 20px;
}
.grad {
  background: linear-gradient(90deg, #a78bfa, var(--brand2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lead {
  font-size: 19px;
  color: var(--muted);
  margin: 0 0 32px;
  max-width: 560px;
}
.cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.fine {
  color: var(--muted);
  font-size: 14px;
  margin-top: 14px;
}
.demo {
  position: relative;
  background: #f8fafc;
  color: #0f172a;
  border-radius: 18px;
  padding: 22px 24px 26px;
  box-shadow:
    0 40px 80px -30px #000,
    0 0 0 1px #ffffff14;
  font-size: 15px;
}
.demo .bar {
  display: flex;
  gap: 6px;
  margin-bottom: 18px;
}
.demo .bar i {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #e2e8f0;
}
.demo .q {
  font-weight: 600;
  margin-bottom: 12px;
}
.demo .opt {
  display: block;
  padding: 9px 12px;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  margin-bottom: 8px;
}
.demo .opt.hit {
  border-color: #6d5dfc;
  background: #6d5dfc12;
}
.demo .dot {
  position: absolute;
  right: 14px;
  bottom: 14px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #6d5dfc;
  opacity: 0.55;
}
.demo .peek {
  position: absolute;
  right: 14px;
  bottom: 32px;
  background: #0f172a;
  color: #fff;
  font-size: 13px;
  padding: 8px 12px;
  border-radius: 10px;
  box-shadow: 0 10px 20px -8px #0008;
}
.demo .peek b {
  color: #a5f3fc;
}
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  padding: 8px 0 64px;
}
.chips span {
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--line);
  color: var(--muted);
  font-weight: 600;
  font-size: 14px;
}
.section {
  padding: 72px 0;
}
.section h2 {
  font-size: clamp(30px, 3.6vw, 42px);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 0 0 14px;
  text-align: center;
}
.section .sub {
  text-align: center;
  color: var(--muted);
  max-width: 640px;
  margin: 0 auto 44px;
  font-size: 18px;
}
.grid3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
}
.card h3 {
  margin: 10px 0 8px;
  font-size: 20px;
}
.card p {
  margin: 0;
  color: var(--muted);
}
.num {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-weight: 800;
  background: #6d5dfc22;
  color: #a78bfa;
}
kbd {
  font-family: inherit;
  font-size: 13px;
  padding: 2px 7px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: #0b0d17;
  color: var(--text);
}
.quote {
  font-size: 16px;
}
.quote p {
  color: var(--text);
  margin-bottom: 14px;
}
.quote small {
  color: var(--muted);
}
.stars {
  color: #fbbf24;
  letter-spacing: 2px;
}
.plans {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: stretch;
}
.plan {
  position: relative;
  display: flex;
  flex-direction: column;
}
.plan.best {
  border-color: #6d5dfc;
  box-shadow:
    0 0 0 1px #6d5dfc,
    0 30px 60px -30px #6d5dfc88;
}
.tag {
  position: absolute;
  top: -12px;
  left: 26px;
  background: var(--brand);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
}
.price {
  font-size: 44px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin: 6px 0 2px;
}
.price small {
  font-size: 16px;
  color: var(--muted);
  font-weight: 500;
}
.plan ul {
  list-style: none;
  padding: 0;
  margin: 18px 0 24px;
  flex: 1;
}
.plan li {
  padding: 5px 0 5px 26px;
  position: relative;
  color: var(--muted);
}
.plan li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--ok);
  font-weight: 800;
}
details {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 22px;
  margin-bottom: 12px;
}
summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 17px;
  list-style: none;
}
summary::after {
  content: "+";
  float: right;
  color: var(--muted);
}
details[open] summary::after {
  content: "–";
}
details p {
  color: var(--muted);
  margin: 12px 0 0;
}
.faq {
  max-width: 780px;
  margin: 0 auto;
}
.final {
  text-align: center;
  background: linear-gradient(135deg, #6d5dfc33, #22d3ee1a);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 56px 24px;
}
footer {
  border-top: 1px solid var(--line);
  margin-top: 72px;
  padding: 32px 0 48px;
  color: var(--muted);
  font-size: 14px;
}
footer .wrap {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
footer a {
  text-decoration: none;
  margin-right: 18px;
}
.doc {
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 0 20px;
}
.doc h1 {
  font-size: 40px;
}
.doc h2 {
  margin-top: 36px;
}
.doc p,
.doc li {
  color: #c7cbe2;
}
.doc ol li {
  margin-bottom: 10px;
}
@media (max-width: 860px) {
  .hero,
  .grid3,
  .plans {
    grid-template-columns: 1fr;
  }
  .links a:not(.btn) {
    display: none;
  }
  .hero {
    padding-top: 24px;
  }
}