:root {
  --teal: #0F766E;
  --teal-dark: #115E59;
  --teal-soft: #ECFDFB;
  --ink: #14181F;
  --body: #39455A;
  --muted: #5C6470;
  --line: #E6E8EF;
  --soft: #F5F6FA;
  --danger: #B91C1C;
  --success: #16A34A;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--ink); background: #fff; line-height: 1.5; font-size: 16px;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; }
a { color: var(--teal); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

.top { border-bottom: 1px solid var(--line); background: #fff; position: sticky; top: 0; z-index: 10; }
.top-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; }
.mark { width: 38px; height: 38px; border-radius: 10px; background: var(--teal); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 14px; }
.name { font-weight: 700; font-size: 17px; }
.sub { color: var(--muted); font-size: 12px; }
.nav { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.nav a { color: var(--body); font-weight: 500; }

.hero { background: linear-gradient(180deg, var(--teal-soft), #fff); padding: 64px 0 48px; }
.hero h1 { font-size: clamp(30px, 5vw, 48px); line-height: 1.1; letter-spacing: -.02em; margin: 0 0 16px; max-width: 780px; }
.lead { font-size: 19px; color: var(--body); max-width: 700px; margin: 0 0 24px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 10px 20px; border-radius: 10px; border: 1px solid transparent; font-weight: 600; font-size: 15px; cursor: pointer; }
.btn.primary { background: var(--teal); color: #fff; }
.btn.primary:hover { background: var(--teal-dark); text-decoration: none; }
.btn.ghost { background: #fff; color: var(--body); border-color: #D3D9E3; }
.btn.ghost:hover { border-color: var(--muted); text-decoration: none; }
.btn.small { min-height: 38px; padding: 6px 14px; font-size: 14px; }

.section { padding-top: 48px; padding-bottom: 48px; }
.section h2 { font-size: 28px; letter-spacing: -.02em; margin: 0 0 8px; }
.muted { color: var(--muted); }
.hero-note { color: var(--muted); font-size: 14px; margin: -8px 0 20px; }
.section-text { max-width: 820px; color: var(--body); font-size: 16px; }
.caption { color: var(--muted); font-size: 14px; text-align: center; margin: 8px 0 0; }

.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin: 24px 0 8px; }
.step { border: 1px solid var(--line); border-radius: 14px; padding: 20px; background: #fff; }
.step-num { width: 34px; height: 34px; border-radius: 50%; background: var(--teal); color: #fff; display: grid; place-items: center; font-weight: 700; margin-bottom: 10px; }
.step h3 { margin: 0 0 6px; font-size: 17px; }
.step p { margin: 0; color: var(--body); font-size: 15px; }

.screenshot { display: block; width: 100%; max-width: 760px; margin: 24px auto 8px; border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 12px 32px rgba(20, 24, 31, .08); }

.big-price { font-size: 30px; font-weight: 700; color: var(--teal-dark); margin: 14px 0 4px; letter-spacing: -.02em; }
.price-text { color: var(--body); font-size: 15px; }

.faq { display: flex; flex-direction: column; gap: 10px; margin-top: 20px; max-width: 900px; }
.faq details { border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; background: #fff; }
.faq summary { cursor: pointer; font-weight: 600; font-size: 16px; }
.faq details p { margin: 10px 0 0; color: var(--body); }

.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-top: 24px; }
.feature { border: 1px solid var(--line); border-radius: 14px; padding: 20px; background: #fff; }
.feature h3 { margin: 0 0 6px; font-size: 17px; }
.feature p { margin: 0; color: var(--body); font-size: 15px; }

.pricing-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 24px; }
.price-col { border: 1px solid var(--line); border-radius: 16px; padding: 22px; background: #fff; }
.price-col h3 { margin: 0 0 4px; font-size: 20px; }
.plans { display: flex; flex-direction: column; gap: 8px; margin: 16px 0; }
.plan { border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; background: var(--soft); }
.plan .pname { font-weight: 600; }
.plan .pmeta { color: var(--muted); font-size: 14px; }
.plan .pprice { font-weight: 700; color: var(--teal-dark); margin-top: 4px; }
.loading { color: var(--muted); font-size: 14px; }

.form { display: flex; flex-direction: column; gap: 12px; margin-top: 8px; }
.form.narrow { max-width: 560px; }
label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; font-weight: 600; color: var(--body); }
label.check { flex-direction: row; align-items: flex-start; gap: 8px; font-weight: 400; }
label.check input { width: auto; min-height: 0; margin-top: 3px; }
input, select, textarea { font: inherit; padding: 10px 12px; border: 1px solid #D3D9E3; border-radius: 9px; min-height: 46px; width: 100%; background: #fff; }
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus, button:focus-visible, a:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }
.status { min-height: 24px; font-weight: 500; }
.status.ok { color: var(--success); }
.status.error { color: var(--danger); }

.foot { border-top: 1px solid var(--line); padding: 22px 0; color: var(--muted); font-size: 14px; }
.foot-inner { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

@media (max-width: 820px) {
  .wrap { padding: 0 16px; }
  .top-inner { flex-direction: column; align-items: flex-start; padding: 12px 16px; }
  .nav { flex-direction: row; flex-wrap: wrap; gap: 10px; width: 100%; }
  .nav a { font-size: 14px; }
  .hero { padding: 40px 0 32px; }
  .hero h1 { font-size: 30px; }
  .steps, .features { grid-template-columns: 1fr; }
  .pricing-cols { grid-template-columns: 1fr; }
  .section { padding-top: 36px; padding-bottom: 36px; }
  .big-price { font-size: 25px; }
}

.hero h1, .section h2, .step h3, .feature h3, .price-col h3 {
  overflow-wrap: break-word;
}