:root {
  color-scheme: light;
  --bg: #f8fafc;
  --card: #ffffff;
  --text: #1e293b;
  --muted: #64748b;
  --border: #e2e8f0;
  --primary: #4f46e5;
  --primary-dark: #4338ca;
  --on-primary: #ffffff;
  --soft: #eef2ff;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #0f172a;
    --card: #1e293b;
    --text: #f1f5f9;
    --muted: #94a3b8;
    --border: #334155;
    --primary: #818cf8;
    --primary-dark: #a5b4fc;
    --soft: #312e81;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a { color: var(--primary); }

.wrap {
  width: min(760px, calc(100% - 32px));
  margin: 0 auto;
}

.wrap.wide {
  width: min(920px, calc(100% - 32px));
}

header.site {
  border-bottom: 1px solid var(--border);
  background: var(--card);
}

header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}

.brand {
  font-weight: 700;
  text-decoration: none;
  color: var(--text);
  max-width: 70%;
  line-height: 1.3;
}

nav a {
  margin-left: 16px;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
}

main { padding: 40px 0 64px; }

h1 {
  font-size: 40px;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin: 0 0 12px;
}

h2 {
  font-size: 26px;
  letter-spacing: -0.02em;
  margin: 40px 0 12px;
}

h3 {
  font-size: 18px;
  margin: 22px 0 6px;
}

.lead {
  font-size: 18px;
  color: var(--muted);
  margin: 0 0 24px;
}

.center { text-align: center; }

.actions { display: flex; gap: 10px; flex-wrap: wrap; }

.btn {
  display: inline-block;
  background: var(--primary);
  color: var(--on-primary);
  text-decoration: none;
  font-weight: 700;
  border-radius: 10px;
  padding: 12px 16px;
}

.btn:hover { background: var(--primary-dark); }

.btn.secondary {
  background: var(--soft);
  color: var(--primary);
}

.grid {
  display: grid;
  gap: 12px;
}

@media (min-width: 640px) {
  .grid.two { grid-template-columns: 1fr 1fr; }
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 18px;
}

.card p, .answer { margin: 0; color: var(--muted); }

.tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  background: var(--soft);
  border-radius: 999px;
  padding: 2px 8px;
  margin-bottom: 8px;
}

.tag.free {
  color: #ffffff;
  background: #16a34a;
}

ol, ul { padding-left: 20px; }
li { margin: 6px 0; }

footer.site {
  border-top: 1px solid var(--border);
  padding: 20px 0 32px;
  color: var(--muted);
  font-size: 14px;
}

.plans {
  display: grid;
  gap: 16px;
}

@media (min-width: 720px) {
  .plans { grid-template-columns: 1.15fr 1fr; align-items: stretch; }
}

.plan {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px 22px 20px;
  display: flex;
  flex-direction: column;
}

.plan-primary {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary);
}

.plan h3 {
  margin: 0;
  font-size: 18px;
}

.plan-badge {
  align-self: flex-start;
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text);
  background: var(--soft);
  border-radius: 999px;
  padding: 4px 10px;
}

.price {
  margin: 14px 0 0;
  font-size: 48px;
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
}

.price span {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--muted);
}

.price-note {
  margin: 10px 0 0;
  font-size: 17px;
  font-weight: 700;
}

.plan-points {
  margin: 16px 0;
  padding-left: 18px;
  color: var(--muted);
}

.plan-fine {
  margin: 0 0 16px;
  font-size: 13px;
  color: var(--muted);
}

.plan-cta {
  margin-top: auto;
  text-align: center;
  border: none;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
}

.compare-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--card);
}

.compare {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

.compare th,
.compare td {
  padding: 12px 16px;
  text-align: left;
  border-top: 1px solid var(--border);
}

.compare thead th {
  color: var(--muted);
  font-size: 13px;
}

.compare thead th:not(:first-child),
.compare td {
  text-align: center;
}

.mark {
  font-size: 18px;
  font-weight: 700;
  line-height: 1;
}

.mark.yes { color: #16a34a; }
.mark.no { color: var(--muted); }

.compare-key {
  font-size: 14px;
  color: var(--muted);
}

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

@media (min-width: 720px) {
  .trust { grid-template-columns: 1fr 1fr; }
}

.trust li {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px 16px;
  margin: 0;
}

.trust h3 { margin: 0 0 4px; font-size: 16px; }
.trust p { margin: 0; color: var(--muted); font-size: 14px; }

.success {
  min-height: 52vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 16px;
  padding: 24px 0 8px;
}

.success-mark {
  width: 64px;
  height: 64px;
  margin: 0;
  border-radius: 50%;
  background: #16a34a;
  color: #ffffff;
  font-size: 32px;
  font-weight: 700;
  line-height: 64px;
}

.success-mark.is-failed {
  background: #dc2626;
}

.success-mark.is-pending {
  background: #d97706;
  font-size: 28px;
  letter-spacing: 1px;
}

.success h1 {
  margin: 0;
}

.success .lead {
  max-width: 28rem;
  margin: 0;
}

.success .btn.continue {
  margin-top: 8px;
}