:root {
  --bg: #020617;
  --bg-soft: #0f172a;
  --card: rgba(255, 255, 255, 0.06);
  --card-border: rgba(255, 255, 255, 0.1);
  --text: #f8fafc;
  --muted: #cbd5e1;
  --dark: #0f172a;
  --green: #34d399;
  --green-2: #a7f3d0;
  --white: #ffffff;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  --radius: 28px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
.container { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }

.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 5% 10%, rgba(52, 211, 153, 0.24), transparent 34%),
    radial-gradient(circle at 95% 5%, rgba(59, 130, 246, 0.22), transparent 34%),
    var(--bg);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 0;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 16px;
  background: var(--green);
  color: #052e16;
  font-weight: 900;
  box-shadow: 0 14px 38px rgba(52, 211, 153, .28);
}
.brand small { display: block; color: var(--muted); font-size: 12px; margin-top: 2px; }
.nav__links { display: flex; gap: 24px; color: var(--muted); font-size: 15px; }
.nav__links a:hover { color: var(--white); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 14px;
  border: 0;
  cursor: pointer;
  font-weight: 750;
  transition: transform .18s ease, background .18s ease, opacity .18s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn:disabled { cursor: not-allowed; opacity: .7; transform: none; }
.btn--light { background: var(--white); color: var(--dark); }
.btn--primary { background: var(--green); color: #052e16; }
.btn--ghost { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.16); color: var(--white); }
.btn--dark { width: 100%; background: var(--dark); color: var(--white); }

.hero__content {
  display: grid;
  grid-template-columns: 1.06fr .94fr;
  align-items: center;
  gap: 56px;
  padding: 72px 0 92px;
}
.badge, .eyebrow {
  display: inline-flex;
  width: fit-content;
  margin: 0 0 16px;
  color: var(--green-2);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(40px, 6vw, 72px);
  line-height: .98;
  letter-spacing: -0.055em;
}
.lead { max-width: 680px; margin: 24px 0 0; color: var(--muted); font-size: 20px; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 42px; max-width: 650px; }
.stats div { padding: 18px; border: 1px solid var(--card-border); border-radius: 22px; background: var(--card); }
.stats strong { display: block; color: var(--green-2); font-size: 26px; line-height: 1; }
.stats span { display: block; margin-top: 8px; color: var(--muted); font-size: 14px; }

.hero__card { display: flex; justify-content: center; }
.mock-window {
  width: 100%;
  max-width: 520px;
  padding: 28px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 34px;
  background: rgba(15, 23, 42, .72);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}
.mock-window__bar { display: flex; gap: 8px; margin-bottom: 26px; }
.mock-window__bar span { width: 12px; height: 12px; border-radius: 999px; background: rgba(255,255,255,.22); }
.mock-window h2 { margin: 0 0 18px; font-size: 24px; }
.check-list { display: grid; gap: 12px; padding: 0; margin: 0; list-style: none; }
.check-list li { padding: 12px 14px; border-radius: 16px; background: rgba(255,255,255,.06); color: #e2e8f0; }
.check-list li::before { content: "✓"; color: var(--green); font-weight: 900; margin-right: 10px; }
.result { margin-top: 18px; padding: 22px; border-radius: 24px; background: var(--green); color: #052e16; }
.result strong { display: block; font-size: 42px; line-height: 1; }
.result span { display: block; margin-top: 8px; font-weight: 700; }

.section { padding: 86px 0; }
.section__head { max-width: 760px; margin-bottom: 34px; }
.section h2 { margin: 0; font-size: clamp(32px, 4vw, 48px); line-height: 1.06; letter-spacing: -0.04em; }
.section__head p:not(.eyebrow), .split p { color: var(--muted); font-size: 18px; }
.grid { display: grid; gap: 18px; }
.cards-4 { grid-template-columns: repeat(4, 1fr); }
.cards-3 { grid-template-columns: repeat(3, 1fr); }
.card, .price-card {
  min-height: 100%;
  padding: 26px;
  border-radius: var(--radius);
  border: 1px solid var(--card-border);
  background: var(--card);
}
.card__icon { display: inline-flex; font-size: 28px; margin-bottom: 16px; }
.card h3, .price-card h3 { margin: 0 0 10px; font-size: 20px; line-height: 1.2; }
.card p, .price-card p { margin: 0; color: var(--muted); }

.section--light { background: var(--white); color: var(--dark); }
.section--light .eyebrow { color: #047857; }
.section--light .split p { color: #475569; }
.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 52px; align-items: start; }
.benefits { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.benefits p { margin: 0; padding: 20px; border: 1px solid #e2e8f0; background: #f8fafc; border-radius: 22px; }
.benefits p::before { content: "✓"; margin-right: 10px; color: #059669; font-weight: 900; }

.steps .card span { display: inline-block; color: var(--green-2); font-weight: 900; margin-bottom: 12px; }
.section--dark { background: #0f172a; }

.price-card strong { display: block; margin: 16px 0 14px; font-size: 34px; line-height: 1; }
.price-card a { display: inline-flex; margin-top: 22px; min-height: 46px; align-items: center; justify-content: center; padding: 0 18px; border-radius: 14px; background: var(--white); color: var(--dark); font-weight: 800; }
.price-card--main { background: var(--green); color: #052e16; border-color: transparent; }
.price-card--main p { color: #064e3b; }
.price-card--main a { background: var(--dark); color: var(--white); }

.contact-box {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  overflow: hidden;
  border-radius: 34px;
  background: var(--white);
  color: var(--dark);
  box-shadow: var(--shadow);
}
.contact-box__info { padding: 44px; background: var(--green); }
.contact-box__info .eyebrow { color: #065f46; }
.contact-box__info h2 { margin: 0; }
.contact-box__info p { color: #064e3b; font-size: 18px; }
.contact-box__info ul { padding: 0; margin: 28px 0 0; list-style: none; display: grid; gap: 12px; font-weight: 700; }
.contact-box__info a { text-decoration: underline; text-underline-offset: 3px; }
.form { padding: 44px; display: grid; gap: 18px; }
.form label { display: grid; gap: 8px; }
.form label span { color: #334155; font-weight: 700; font-size: 14px; }
.form input, .form textarea {
  width: 100%;
  border: 1px solid #e2e8f0;
  border-radius: 18px;
  background: #f8fafc;
  padding: 14px 16px;
  color: var(--dark);
  font: inherit;
  outline: none;
}
.form input:focus, .form textarea:focus { border-color: #10b981; box-shadow: 0 0 0 4px rgba(16,185,129,.13); }
.form textarea { min-height: 136px; resize: vertical; }
.checkbox { display: flex !important; grid-template-columns: auto 1fr; align-items: center; gap: 10px !important; }
.checkbox input { width: 18px; height: 18px; }
.hp-field { position: absolute; left: -9999px; opacity: 0; }
.form-status { min-height: 24px; margin: 0; font-weight: 700; }
.form-status--ok { color: #047857; }
.form-status--error { color: #dc2626; }

.footer { padding: 32px 0; border-top: 1px solid rgba(255,255,255,.08); color: var(--muted); }

@media (max-width: 980px) {
  .nav__links { display: none; }
  .hero__content, .split, .contact-box { grid-template-columns: 1fr; }
  .cards-4, .cards-3, .benefits { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .container { width: min(100% - 24px, 1180px); }
  .nav { align-items: flex-start; }
  .nav .btn { display: none; }
  .hero__content { padding: 42px 0 64px; gap: 32px; }
  .stats, .cards-4, .cards-3, .benefits { grid-template-columns: 1fr; }
  .actions { flex-direction: column; }
  .btn { width: 100%; }
  .section { padding: 62px 0; }
  .contact-box__info, .form { padding: 28px; }
}