:root {
  --bg: #0a0f0c;
  --card: #121a15;
  --line: #1f2b23;
  --fg: #eef6f0;
  --dim: #9fb3a6;
  --green: #34e07a;
  --green-dark: #0b2414;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: radial-gradient(1200px 600px at 20% -10%, #123320 0%, var(--bg) 60%);
  background-color: var(--bg);
  color: var(--fg);
  font: 17px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  min-height: 100vh;
}
a { color: var(--green); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

header { display: flex; align-items: center; justify-content: space-between; padding: 22px 0; gap: 12px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--fg); font-weight: 700; font-size: 22px; }
.brand:hover { text-decoration: none; }
.brand img { width: 36px; height: 36px; border-radius: 9px; }
.brand b { color: var(--green); font-weight: 700; }
nav { display: flex; align-items: center; gap: 18px; font-size: 15px; }
nav a { color: var(--dim); }
.lang { background: var(--card); border: 1px solid var(--line); color: var(--fg); border-radius: 999px; padding: 5px 12px; font: inherit; cursor: pointer; }

.hero { padding: 48px 0 28px; }
.hero h1 { font-size: clamp(32px, 5vw, 54px); line-height: 1.1; margin: 0 0 14px; letter-spacing: -0.02em; }
.hero h1 span { color: var(--green); }
.hero p { color: var(--dim); font-size: 19px; max-width: 640px; margin: 0; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 18px; padding: 24px 0 48px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 22px; display: flex; flex-direction: column; gap: 12px; }
.card .top { display: flex; gap: 14px; align-items: center; }
.card .ico { width: 56px; height: 56px; border-radius: 14px; background: var(--green-dark); display: grid; place-items: center; font-size: 30px; }
.card h3 { margin: 0; font-size: 21px; }
.card .tag { color: var(--dim); font-size: 14px; }
.card p { margin: 0; color: var(--dim); }
.card.soon { opacity: 0.55; }

.btn { display: inline-flex; align-items: center; gap: 8px; background: var(--green); color: #062010; font-weight: 700; border-radius: 999px; padding: 13px 24px; border: 0; cursor: pointer; font-size: 17px; }
.btn:hover { text-decoration: none; filter: brightness(1.07); }
.btn.ghost { background: transparent; color: var(--fg); border: 1px solid var(--line); }
.row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }

.app-head { display: grid; grid-template-columns: 1fr; gap: 28px; padding: 30px 0; }
@media (min-width: 900px) { .app-head { grid-template-columns: 1fr 1.25fr; align-items: center; } }
.app-head h1 { font-size: clamp(34px, 5vw, 50px); margin: 0 0 6px; }
.badge { display: inline-block; background: #22b35a; color: #fff; border-radius: 8px; padding: 1px 8px; font-size: 14px; font-weight: 600; vertical-align: middle; }
.shot { width: 100%; border-radius: 16px; border: 1px solid var(--line); display: block; }
.meta { color: var(--dim); font-size: 14px; margin-top: 10px; }

section h2 { font-size: 26px; margin: 40px 0 14px; }
.features { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px; }
.feature { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 18px; }
.feature b { display: block; margin-bottom: 4px; }
.feature span { color: var(--dim); font-size: 15px; }

.steps { counter-reset: s; list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.steps li { counter-increment: s; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px 14px 56px; position: relative; }
.steps li::before { content: counter(s); position: absolute; left: 16px; top: 13px; width: 28px; height: 28px; border-radius: 50%; background: var(--green); color: #062010; font-weight: 700; display: grid; place-items: center; font-size: 15px; }
.code { font-family: ui-monospace, Consolas, monospace; background: #0d1410; border: 1px solid var(--line); border-radius: 8px; padding: 2px 8px; color: var(--green); }
.qr { width: 170px; height: 170px; border-radius: 12px; background: #fff; padding: 8px; }
.hash { font-family: ui-monospace, Consolas, monospace; font-size: 13px; word-break: break-all; color: var(--dim); }

footer { border-top: 1px solid var(--line); margin-top: 56px; padding: 26px 0 40px; color: var(--dim); font-size: 14px; }
footer .row { justify-content: space-between; }
footer a { color: var(--dim); }