:root {
  --bg: #0B0F14;
  --card: #12181f;
  --card2: #0e141b;
  --line: #1E293B;
  --text: #F4F7FA;
  --muted: #8B98A8;
  --faint: #5C6B7A;
  --mint: #34D399;
  --mint-dim: #0d3d2e;
  --danger: #F87171;
  --safe-t: env(safe-area-inset-top);
  --safe-b: env(safe-area-inset-bottom);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, sans-serif;
  line-height: 1.45;
  min-height: 100dvh;
  position: relative;
}
a { color: var(--mint); text-decoration: none; }
img, svg { display: block; }

body::before {
  content: "";
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(800px 420px at 85% -8%, rgba(52,211,153,.10), transparent 58%),
    radial-gradient(640px 380px at -10% 108%, rgba(52,211,153,.06), transparent 55%),
    linear-gradient(180deg, #0B0F14 0%, #0c1218 100%);
}
body::after {
  content: "";
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  opacity: .22;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.9  0 0 0 0 0.95  0 0 0 0 1  0 0 0 .55 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  background-size: 180px 180px;
}
.line-grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  opacity: .07;
  background-image:
    linear-gradient(to right, #34D399 1px, transparent 1px),
    linear-gradient(to bottom, #94a3b8 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 20%, transparent 70%);
}

nav, main, .wrap, footer, .page { position: relative; z-index: 1; }

.mark { width: 28px; height: 28px; flex-shrink: 0; }
.brand {
  display: flex; align-items: center; gap: 10px;
  color: var(--text); text-decoration: none;
}
.brand span { font-weight: 700; letter-spacing: .06em; font-size: 13px; }

nav {
  position: sticky; top: 0; z-index: 40;
  padding: calc(10px + var(--safe-t)) 16px 10px;
  background: rgba(11,15,20,.78);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
nav .row, nav .i {
  max-width: 640px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
nav .r { display: flex; gap: 12px; align-items: center; font-size: 13px; }
nav .r a { color: var(--muted); transition: color .2s ease; }
nav .r a:hover { color: var(--text); }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  border: 0; border-radius: 999px; font-weight: 600; font-family: inherit;
  cursor: pointer; text-decoration: none; -webkit-tap-highlight-color: transparent;
  transition: transform .15s ease, background .2s ease, opacity .2s ease, border-color .2s ease;
}
.btn:active { transform: scale(.97); }
.btn-m, .btn-p {
  background: var(--mint); color: #042f1e;
  font-size: 13px; padding: 10px 16px; min-height: 40px;
}
.btn-ghost, .btn-g {
  background: transparent; color: var(--text);
  border: 1px solid var(--line); font-size: 14px;
  padding: 12px 18px; min-height: 48px;
}

main, .wrap { max-width: 640px; margin: 0 auto; padding: 0 20px 48px; }
.wrap { padding-bottom: 0; }

.hero { padding: 36px 0 8px; animation: fadeUp .55s ease both; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}
.kicker {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; font-weight: 500; letter-spacing: .12em;
  text-transform: uppercase; color: var(--faint); margin-bottom: 16px;
}
.kicker i { width: 6px; height: 6px; border-radius: 50%; background: var(--mint); }
h1 {
  font-size: clamp(26px, 7.4vw, 36px);
  font-weight: 700; letter-spacing: -.035em; line-height: 1.12;
  margin: 20px 0 10px;
}
h1 em { font-style: normal; color: var(--mint); }
h2 {
  font-size: 13px; font-weight: 600; letter-spacing: .14em;
  text-transform: uppercase; color: var(--faint); margin: 22px 0 12px;
}
.lead { color: var(--muted); font-size: 15px; max-width: 36ch; margin-bottom: 24px; }
.cta { display: flex; flex-direction: column; gap: 10px; }
.cta .btn-m { width: 100%; min-height: 48px; font-size: 15px; }
.fine { margin-top: 14px; font-size: 12px; color: var(--faint); line-height: 1.4; }
.muted { color: var(--muted); font-size: 14px; }
.faint { color: var(--faint); font-size: 12px; }

.pills { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; margin: 28px 0 8px; }
.pill {
  background: rgba(18,24,31,.72); border: 1px solid var(--line);
  border-radius: 14px; padding: 14px 8px; text-align: center;
  animation: fadeUp .6s ease both;
}
.pill b { display: block; font-size: 16px; font-weight: 700; margin-top: 4px; }
.pill span { font-size: 10px; letter-spacing: .08em; text-transform: uppercase; color: var(--faint); }

section { padding: 36px 0 0; animation: fadeUp .5s ease both; }

.steps { display: flex; flex-direction: column; gap: 8px; }
.step {
  display: grid; grid-template-columns: 36px 1fr; gap: 12px; align-items: center;
  background: rgba(18,24,31,.72); border: 1px solid var(--line);
  border-radius: 14px; padding: 14px;
}
.step .n {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--mint-dim); color: var(--mint);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 13px;
}
.step p { font-size: 14px; color: var(--text); font-weight: 500; }
.step small { display: block; font-size: 12px; color: var(--muted); font-weight: 400; margin-top: 2px; }

.card, .sample, .reg {
  background: rgba(18,24,31,.72);
  border: 1px solid var(--line);
  border-radius: 16px;
  transition: border-color .2s ease;
}
.card { padding: 18px; margin-bottom: 12px; animation: fadeUp .45s ease both; }

.sample { overflow: hidden; }
.sample .hd {
  display: flex; justify-content: space-between; align-items: flex-start; gap: 12px;
  padding: 14px 16px; border-bottom: 1px solid var(--line);
}
.sample .hd b { font-size: 15px; }
.tag {
  font-size: 11px; font-weight: 600; color: var(--mint);
  background: var(--mint-dim); padding: 4px 9px; border-radius: 999px; white-space: nowrap;
}
.sample .bd { padding: 14px 16px 16px; }
.sample p { font-size: 13px; color: var(--muted); }
.meta { display: flex; gap: 16px; margin-bottom: 10px; font-size: 13px; }
.meta span { display: block; font-size: 10px; color: var(--faint); text-transform: uppercase; letter-spacing: .08em; }

.stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: #0B0F14;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  min-height: 72px;
}
.stat-k {
  display: block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--faint);
}
.stat-v {
  display: block;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.15;
  color: var(--text);
}
.stat-n {
  display: block;
  font-size: 11px;
  color: var(--faint);
}
.an-sec { margin: 0 0 18px; }
.an-lab {
  display: block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--faint);
  margin: 0 0 8px;
}
.why {
  display: block;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.5;
  margin: 0;
}
.sample .bd { padding: 16px; }

.src {
  font-size: 11px; color: var(--faint); margin-top: 14px;
  border-top: 1px solid var(--line); padding-top: 10px; line-height: 1.4;
}

.reg { padding: 22px 18px; margin-top: 36px; }
.reg h2 { color: var(--text); letter-spacing: -.02em; text-transform: none; font-size: 20px; margin-bottom: 6px; }
.reg > p { color: var(--muted); font-size: 13px; margin-bottom: 16px; }

label { display: block; font-size: 12px; color: var(--faint); margin-bottom: 4px; }
input, .reg input {
  width: 100%; background: rgba(11,15,20,.7); border: 1px solid var(--line);
  border-radius: 12px; padding: 14px; color: var(--text);
  font-size: 16px; font-family: inherit; outline: none; margin-bottom: 8px;
}
input:focus { border-color: var(--mint); }
.reg .btn-m { width: 100%; min-height: 48px; font-size: 15px; margin-top: 4px; }
.or { text-align: center; color: var(--faint); font-size: 12px; margin: 12px 0 8px; }
.flash {
  background: rgba(18,24,31,.8); border: 1px solid var(--line);
  padding: 12px 16px; border-radius: 12px; margin: 12px 0; font-size: 14px;
}

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); }
th { color: var(--faint); font-weight: 500; font-size: 11px; text-transform: uppercase; letter-spacing: .06em; }

footer {
  max-width: 640px; margin: 0 auto;
  padding: 28px 20px calc(28px + var(--safe-b));
  font-size: 12px; color: var(--faint);
}
footer a { color: var(--muted); }
footer p + p { margin-top: 8px; }

.auth { max-width: 400px; margin: 12px auto 0; animation: fadeUp .45s ease both; }
.auth h1 { margin-bottom: 8px; }
.gbtn {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  width: 100%; min-height: 48px; border-radius: 999px;
  border: 1px solid var(--line); background: #fff; color: #1f1f1f;
  font: 600 14px Inter, system-ui; text-decoration: none;
  transition: transform .15s ease, background .15s ease;
}
.gbtn:hover { background: #f3f4f6; text-decoration: none; color: #1f1f1f; }
.gbtn:active { transform: scale(.98); }
.auth .or { margin: 16px 0 12px; }
.auth .card { margin-top: 0; }
.auth .fine { margin-top: 14px; text-align: center; }


@media (min-width: 720px) {
  .cta { flex-direction: row; }
  .cta .btn-m, .cta .btn-ghost { width: auto; min-width: 220px; }
}


.badge-w { color: #34D399; }
.badge-l { color: #F87171; }
.stats-row {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 12px;
}
.stats-row .k { font-size: 10px; letter-spacing: .08em; text-transform: uppercase; color: var(--faint); }
.stats-row .v { font-size: 20px; font-weight: 700; margin-top: 4px; }
.stats-row .v.mint { color: var(--mint); }