@font-face {
  font-family: "EnigmaRain";
  src: url("../assets/EnigmaRain.ttf") format("truetype");
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #050805;
  --bg-2: #0a120c;
  --ink: #d7ffe4;
  --muted: #8aa892;
  --green: #7cff9a;
  --green-dim: #2f8f4a;
  --gold: #f0b429;
  --gold-2: #ff7a18;
  --line: rgba(124, 255, 154, 0.16);
  --card: rgba(8, 16, 10, 0.72);
  --danger: #ff6b6b;
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  min-height: 100vh;
}

a { color: var(--green); text-decoration: none; }
a:hover { color: var(--gold); }

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

/* header */
.top {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(5, 8, 5, 0.78);
  border-bottom: 1px solid var(--line);
}
.top-inner {
  display: flex; align-items: center; gap: 18px;
  min-height: 64px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  color: var(--ink); font-weight: 700; letter-spacing: 0.08em;
}
.brand img { width: 36px; height: 36px; }
.brand span { font-family: EnigmaRain, monospace; font-size: 1.05rem; color: var(--green); }
nav { margin-left: auto; display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
nav a { color: var(--muted); font-size: 0.92rem; }
nav a:hover { color: var(--green); }
.lang {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--green);
  padding: 6px 10px;
  border-radius: 999px;
  cursor: pointer;
  font: inherit;
}
.menu-btn {
  display: none;
  margin-left: auto;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--green);
  padding: 8px 10px;
  border-radius: 8px;
}

/* hero */
.hero {
  position: relative;
  min-height: 86vh;
  display: grid;
  place-items: center;
  overflow: hidden;
  isolation: isolate;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(5,8,5,0.25) 0%, rgba(5,8,5,0.55) 55%, var(--bg) 100%),
    url("../assets/hero.jpg") center/cover no-repeat;
  z-index: -2;
}
#rain { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; opacity: 0.35; pointer-events: none; }
.hero-card {
  text-align: center;
  padding: 48px 20px 72px;
  max-width: 820px;
}
.kicker {
  color: var(--gold);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-size: 0.78rem;
  margin: 0 0 14px;
}
h1 {
  font-family: EnigmaRain, monospace;
  font-size: clamp(2.4rem, 7vw, 5.2rem);
  line-height: 1.05;
  margin: 0 0 16px;
  color: var(--green);
  text-shadow: 0 0 24px rgba(124,255,154,0.35);
}
.lede { font-size: 1.15rem; color: #c9e7d2; margin: 0 auto 28px; max-width: 46rem; }
.cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 18px; border-radius: 10px; font-weight: 700;
  border: 1px solid transparent;
}
.btn-gold { background: linear-gradient(180deg, var(--gold), var(--gold-2)); color: #1a1000; }
.btn-gold:hover { color: #000; filter: brightness(1.08); }
.btn-ghost { border-color: var(--green); color: var(--green); background: transparent; }
.btn-ghost:hover { background: rgba(124,255,154,0.08); color: var(--green); }

section { padding: 72px 0; }
h2 {
  font-family: EnigmaRain, monospace;
  color: var(--green);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  margin: 0 0 10px;
}
.sub { color: var(--muted); margin: 0 0 28px; max-width: 46rem; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 18px 16px;
}
.card h3 { margin: 0 0 8px; font-size: 1.02rem; color: var(--gold); }
.card p { margin: 0; color: #c5d8c9; font-size: 0.95rem; }

.steps { counter-reset: step; display: grid; gap: 14px; }
.step {
  display: grid; grid-template-columns: auto 1fr; gap: 14px; align-items: start;
  border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px;
  background: var(--card);
}
.step::before {
  counter-increment: step;
  content: counter(step);
  width: 36px; height: 36px; border-radius: 50%;
  display: grid; place-items: center;
  background: #102214; color: var(--green); font-weight: 800;
  border: 1px solid var(--green-dim);
}
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.ok { border-color: rgba(124,255,154,0.35); }
.no { border-color: rgba(255,107,107,0.35); }
.ok h3 { color: var(--green); }
.no h3 { color: var(--danger); }
.ok ul, .no ul { margin: 8px 0 0; padding-left: 1.1rem; color: #c5d8c9; }
code, .mono { font-family: ui-monospace, Consolas, monospace; color: var(--green); }

.tech {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}
.tech div {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  background: #070d08;
}
.tech strong { display: block; color: var(--gold); font-size: 0.82rem; letter-spacing: 0.06em; text-transform: uppercase; }
.tech span { color: var(--ink); font-size: 0.95rem; }

.download {
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 36px 20px;
  background:
    radial-gradient(600px 200px at 50% 0%, rgba(240,180,41,0.12), transparent 70%),
    var(--card);
}

footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 40px;
  color: var(--muted);
  font-size: 0.88rem;
}
.foot { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

.legal { max-width: 760px; }
.legal p, .legal li { color: #c5d8c9; }

@media (max-width: 820px) {
  .menu-btn { display: inline-flex; }
  nav {
    display: none;
    position: absolute; left: 0; right: 0; top: 64px;
    background: rgba(5,8,5,0.96);
    padding: 12px 16px 18px;
    flex-direction: column; align-items: flex-start;
    border-bottom: 1px solid var(--line);
  }
  nav.open { display: flex; }
  .split { grid-template-columns: 1fr; }
  .hero { min-height: 78vh; }
}