:root {
  --bg: #ffffff; --bg-soft: #f5f7f8; --fg: #0f1720; --fg-soft: #4a5562; --line: #e3e7eb;
  --brand: #0f766e; --brand-deep: #134e4a; --brand-soft: #e6f5f3; --amber: #fbbf24;
  --radius: 16px; --max: 1080px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", sans-serif;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0d1216; --bg-soft: #141b21; --fg: #edf2f5; --fg-soft: #a9b5c0; --line: #24303a; --brand: #2dd4bf; --brand-soft: #0f2f2b; }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 17px/1.6 var(--font); }
a { color: var(--brand); }
img { max-width: 100%; height: auto; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

.nav { display: flex; align-items: center; gap: 10px; padding: 18px 0; }
.nav .logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 19px; color: var(--fg); text-decoration: none; }
.nav .logo img { width: 32px; height: 32px; border-radius: 8px; }
.nav nav { margin-left: auto; display: flex; gap: 18px; font-size: 15px; }
.nav nav a { color: var(--fg-soft); text-decoration: none; }
.nav nav a:hover { color: var(--fg); }

.hero { background: linear-gradient(160deg, #0f766e 0%, #115e59 55%, #134e4a 100%); color: #fff; padding: 70px 0 0; overflow: hidden; }
.hero h1 { font-size: clamp(34px, 5.4vw, 58px); line-height: 1.05; letter-spacing: -.02em; margin: 0 0 18px; max-width: 820px; }
.hero p.lead { font-size: clamp(18px, 2.2vw, 22px); max-width: 680px; opacity: .92; margin: 0 0 28px; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 20px; border-radius: 12px; font-weight: 700; text-decoration: none; border: 1px solid transparent; font-size: 16px; }
.btn.primary { background: #fff; color: #0f3d39; }
.btn.primary:hover { background: #f0fdfa; }
.btn.ghost { border-color: rgba(255,255,255,.5); color: #fff; }
.btn.ghost:hover { background: rgba(255,255,255,.08); }
.btn.dark { background: var(--brand); color: #fff; }
.small { font-size: 14px; opacity: .85; }
.hero .shot { margin: 48px auto -6px; display: block; border-radius: 14px 14px 0 0; box-shadow: 0 30px 80px rgba(0,0,0,.35); }

section { padding: 72px 0; }
section.alt { background: var(--bg-soft); }
h2 { font-size: clamp(26px, 3.4vw, 36px); letter-spacing: -.01em; line-height: 1.15; margin: 0 0 12px; }
.sub { color: var(--fg-soft); max-width: 680px; margin: 0 0 36px; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; counter-reset: s; }
.steps div { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.steps div::before { counter-increment: s; content: counter(s); display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: var(--brand); color: #fff; font-weight: 800; margin-bottom: 12px; }
.steps h3 { margin: 0 0 6px; font-size: 18px; }
.steps p { margin: 0; color: var(--fg-soft); font-size: 15.5px; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.split img { border-radius: 14px; box-shadow: 0 18px 50px rgba(0,0,0,.18); }
ul.ticks { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
ul.ticks li { padding-left: 30px; position: relative; }
ul.ticks li::before { content: "✓"; position: absolute; left: 0; color: var(--brand); font-weight: 800; }

.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.plan { border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; background: var(--bg); display: flex; flex-direction: column; gap: 10px; }
.plan.best { border-color: var(--brand); box-shadow: 0 0 0 2px var(--brand); }
.plan .price { font-size: 38px; font-weight: 800; letter-spacing: -.02em; }
.plan .price small { font-size: 16px; font-weight: 500; color: var(--fg-soft); }
.plan ul { margin: 6px 0 0; padding-left: 18px; color: var(--fg-soft); font-size: 15.5px; }
.badge { align-self: flex-start; background: var(--amber); color: #241400; font-weight: 800; font-size: 12px; border-radius: 999px; padding: 3px 10px; }

details { border-bottom: 1px solid var(--line); padding: 16px 0; }
summary { cursor: pointer; font-weight: 700; font-size: 17px; }
details p { color: var(--fg-soft); margin: 10px 0 0; }

.privacy { display: flex; gap: 22px; align-items: flex-start; background: var(--brand-soft); border-radius: var(--radius); padding: 28px; }
.privacy .icon { font-size: 34px; line-height: 1; }

footer { border-top: 1px solid var(--line); padding: 30px 0 50px; color: var(--fg-soft); font-size: 14.5px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 18px; justify-content: space-between; }
footer a { color: var(--fg-soft); }

.doc { max-width: 760px; margin: 0 auto; padding: 30px 20px 80px; }
.doc h1 { font-size: 36px; letter-spacing: -.01em; margin: 10px 0 6px; }
.doc h2 { font-size: 22px; margin: 34px 0 8px; }
.doc p, .doc li { color: var(--fg); }
.doc .meta { color: var(--fg-soft); }
.doc table { border-collapse: collapse; width: 100%; font-size: 15px; margin: 10px 0; }
.doc th, .doc td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
.doc th { background: var(--bg-soft); }

@media (max-width: 820px) {
  .steps, .plans, .split { grid-template-columns: 1fr; }
  .nav nav { display: none; }
}