:root { --bg:#0b0f17; --bg2:#111827; --card:#151c28; --border:#263042; --text:#e8edf5; --muted:#9aa6b8;
        --accent:#3b82f6; --accent2:#8b5cf6; --ok:#22c55e; --no:#f87171; --warn:#f59e0b; --link:#93c5fd; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--link); }
img { max-width: 100%; height: auto; }
code, pre { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: .9em; }
code { background: #1c2433; padding: 1px 6px; border-radius: 6px; }
pre { background: #0f1520; border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; overflow-x: auto; }
pre code { background: none; padding: 0; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 820px; }
.center { text-align: center; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.mt { margin-top: 36px; }

header { position: sticky; top: 0; z-index: 5; background: rgba(11,15,23,.88); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); }
header .wrap { display: flex; align-items: center; gap: 12px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--text); text-decoration: none; }
.brand img { border-radius: 8px; }
header nav { margin-left: auto; display: flex; gap: 18px; align-items: center; }
header nav a { color: var(--muted); text-decoration: none; font-size: 15px; }
header nav a:hover, header nav a.on { color: var(--text); }
header nav a.btn { color: #fff; }

.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 24px; border-radius: 12px; font-weight: 700; text-decoration: none; }
.btn.primary { background: linear-gradient(135deg, var(--accent), var(--accent2)); color: #fff; box-shadow: 0 10px 30px rgba(59,130,246,.3); }
.btn.ghost { border: 1px solid var(--border); color: var(--text); }
.btn.small { padding: 8px 14px; font-size: 14px; border-radius: 9px; }

.hero { padding: 80px 0 60px; text-align: center; background: radial-gradient(800px 380px at 50% -40px, rgba(99,102,241,.35), transparent); }
.hero-logo { border-radius: 22px; }
h1 { font-size: clamp(32px, 5.5vw, 54px); line-height: 1.12; margin: 20px 0 14px; letter-spacing: -1px; }
.hero h1 span { background: linear-gradient(135deg, #60a5fa, #a78bfa); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { color: var(--muted); font-size: clamp(17px, 2.1vw, 20px); max-width: 760px; }
.lead.center { margin: 0 auto 28px; }
.ctas { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.note { color: var(--muted); font-size: 14px; margin-top: 14px; }

section { padding: 60px 0; }
h2 { font-size: clamp(24px, 3.6vw, 32px); margin: 0 0 12px; letter-spacing: -.4px; }
section > .wrap > h2 { text-align: center; }
.sub { text-align: center; color: var(--muted); margin: 0 auto 32px; max-width: 700px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 22px; }
.card h3 { margin: 10px 0 6px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 15.5px; }
.ico { width: 42px; height: 42px; border-radius: 11px; display: grid; place-items: center; background: rgba(99,102,241,.16); font-size: 22px; }
.steps { counter-reset: s; }
.steps .card h3::before { counter-increment: s; content: counter(s); display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--accent); color: #fff; font-size: 14px; margin-right: 10px; }
.dl .card { text-align: center; }
.dl .card .os { font-size: 40px; }
.dl .card .btn { margin-top: 14px; }
.dl .card.mine { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }

figure { margin: 22px 0 28px; }
figure img { display: block; margin: 0 auto; border-radius: 12px; border: 1px solid var(--border); box-shadow: 0 12px 40px rgba(0,0,0,.4); }
figcaption { text-align: center; color: var(--muted); font-size: 14px; margin-top: 10px; }

table.t { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--border); border-radius: 14px; overflow: hidden; margin: 14px 0 22px; display: block; overflow-x: auto; }
table.t thead, table.t tbody { display: table; width: 100%; border-collapse: collapse; }
table.t th, table.t td { padding: 12px 14px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--border); font-size: 15.5px; }
table.t thead th { background: var(--bg2); font-size: 14.5px; }
table.t tr:last-child td { border-bottom: 0; }
table.cmp td:first-child { color: var(--muted); width: 26%; }
.y { color: var(--ok); font-weight: 650; } .n { color: var(--no); font-weight: 650; } .p { color: var(--warn); font-weight: 650; }

details { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 16px 20px; margin-bottom: 12px; }
summary { cursor: pointer; font-weight: 650; font-size: 17px; }
details p { color: var(--muted); margin: 10px 0 0; }

.prose { max-width: 860px; padding-top: 30px; padding-bottom: 60px; }
.prose h1 { margin-top: 10px; }
.prose h2 { margin-top: 40px; }
.prose li { margin: 6px 0; }
.updated { color: var(--muted); font-size: 14px; border-bottom: 1px solid var(--border); padding-bottom: 16px; }
.note-box { background: rgba(245,158,11,.08); border: 1px solid rgba(245,158,11,.35); border-radius: 12px; padding: 14px 16px; }
.biglist li { margin: 12px 0; }
.crumbs { max-width: 860px; margin: 22px auto 0; padding: 0 20px; color: var(--muted); font-size: 14px; }
.crumbs a { color: var(--muted); }

.final { background: radial-gradient(700px 300px at 50% 120%, rgba(139,92,246,.3), transparent); }
footer { border-top: 1px solid var(--border); padding: 30px 0; color: var(--text); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 18px; justify-content: space-between; }
.flinks { display: flex; flex-wrap: wrap; gap: 6px 16px; }
.flinks a { color: var(--muted); }
@media (max-width: 760px) { header nav a.hide-sm { display: none; } .hero { padding: 54px 0 44px; } section { padding: 44px 0; } }

.consent { position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 20; max-width: 720px; margin: 0 auto; display: flex; gap: 16px; align-items: center;
  background: #151c28; border: 1px solid var(--border); border-radius: 16px; padding: 16px 18px; box-shadow: 0 16px 50px rgba(0,0,0,.55); font-size: 15px; }
.consent[hidden] { display: none; }
.consent p { margin: 0; color: var(--muted); flex: 1; }
.consent p b { color: var(--text); }
.consent-btns { display: flex; gap: 10px; flex-shrink: 0; }
.consent button { font: inherit; font-weight: 700; cursor: pointer; background: none; }
.consent button.primary { background: linear-gradient(135deg, var(--accent), var(--accent2)); border: 0; }
.consent button.ghost { border: 1px solid var(--border); color: var(--text); }
@media (max-width: 600px) { .consent { flex-direction: column; align-items: stretch; } .consent-btns > * { flex: 1; justify-content: center; } }