*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#fff;--fg:#0b0b0c;--dim:#5f6470;--line:#e6e8ec;--card:#f7f8fa;
  --accent:#0a6cff;--accent-soft:rgba(10,108,255,.09);--ok:#0a8a4a;--warn:#b26a00;
  --radius:16px;--max:1080px;
}
@media (prefers-color-scheme:dark){
  :root{--bg:#0b0d10;--fg:#f2f4f8;--dim:#9aa1ae;--line:#22262e;--card:#14181e;
        --accent:#4d97ff;--accent-soft:rgba(77,151,255,.14)}
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--fg);line-height:1.65;
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Helvetica Neue",
    "PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}

nav{position:sticky;top:0;z-index:50;backdrop-filter:saturate(180%) blur(18px);
  -webkit-backdrop-filter:saturate(180%) blur(18px);
  background:color-mix(in srgb,var(--bg) 82%,transparent);
  border-bottom:1px solid var(--line)}
.nav-in{max-width:var(--max);margin:0 auto;padding:12px 22px;display:flex;
  align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:9px;font-weight:650;font-size:16px;
  color:var(--fg);flex-shrink:0}
.brand:hover{text-decoration:none}
.brand-mark{width:26px;height:26px;border-radius:7px;flex-shrink:0;
  background:linear-gradient(145deg,#3d8bff,#0a4fd6);position:relative}
.brand-mark::after{content:"";position:absolute;inset:5px 6px;border-radius:2px;
  background:rgba(255,255,255,.92)}
.nav-links{display:flex;gap:18px;margin-left:auto;flex-wrap:wrap;font-size:14px}
.nav-links a{color:var(--dim)}
.lang{font-size:13px;color:var(--dim);padding-left:16px;border-left:1px solid var(--line)}

.hero{padding:76px 0 60px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;top:-180px;left:50%;width:760px;height:520px;
  transform:translateX(-50%);pointer-events:none;
  background:radial-gradient(closest-side,var(--accent-soft),transparent 72%)}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center;
  position:relative}
.badge{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:550;
  color:var(--accent);background:var(--accent-soft);padding:6px 13px;border-radius:999px;
  margin-bottom:20px}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--ok)}
h1{font-size:clamp(30px,4.4vw,46px);line-height:1.14;letter-spacing:-.022em;
  font-weight:700;margin-bottom:16px}
.sub{font-size:18px;color:var(--dim);margin-bottom:14px;font-weight:500}
.lede{font-size:15.5px;color:var(--dim);margin-bottom:28px;max-width:52ch}
.btn{display:inline-flex;align-items:center;gap:9px;background:var(--fg);color:var(--bg);
  padding:13px 24px;border-radius:12px;font-weight:600;font-size:15px}
.btn:hover{text-decoration:none;opacity:.88}
.cta-note{font-size:13px;color:var(--dim);margin-top:14px;max-width:46ch}

.phone{width:290px;margin:0 auto;position:relative}
.phone-frame{position:relative;border-radius:46px;padding:11px;
  background:linear-gradient(160deg,#2b2f36,#0d0f12);
  box-shadow:0 28px 60px -16px rgba(0,0,0,.45),0 0 0 1px rgba(255,255,255,.06) inset}
.phone-screen{position:relative;border-radius:36px;overflow:hidden;aspect-ratio:9/19.5;
  background:var(--card)}
.phone-shot{width:100%;height:100%;object-fit:cover;display:block}
.phone-empty{display:flex;align-items:center;justify-content:center;height:100%;
  color:var(--dim);font-size:13px;text-align:center;padding:24px;line-height:1.5}

section{padding:64px 0;border-top:1px solid var(--line)}
h2{font-size:clamp(22px,2.7vw,30px);letter-spacing:-.015em;font-weight:680;
  margin-bottom:34px;max-width:24ch}
.feat{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px}
.card svg{width:22px;height:22px;stroke:var(--accent);fill:none;stroke-width:1.7;
  stroke-linecap:round;stroke-linejoin:round;margin-bottom:14px}
.card h3{font-size:16.5px;font-weight:640;margin-bottom:8px;letter-spacing:-.01em}
.card p{font-size:14.5px;color:var(--dim)}

table{width:100%;border-collapse:collapse;font-size:14.5px}
th,td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line)}
th{font-weight:600;font-size:12.5px;color:var(--dim);text-transform:uppercase;
  letter-spacing:.05em}
td.size{font-variant-numeric:tabular-nums;color:var(--dim);white-space:nowrap}
.pill{display:inline-block;font-size:11.5px;padding:2px 9px;border-radius:999px;
  white-space:nowrap}
.pill.ok{background:rgba(10,138,74,.12);color:var(--ok)}
.pill.pending{background:rgba(178,106,0,.12);color:var(--warn)}
.note{font-size:13.5px;color:var(--dim);margin-top:18px;max-width:70ch}

.legal{padding:52px 0 72px;max-width:760px}
.legal h1{font-size:clamp(26px,3.4vw,34px);margin-bottom:10px}
.legal .meta{font-size:13.5px;color:var(--dim);margin-bottom:34px;
  padding-bottom:20px;border-bottom:1px solid var(--line)}
.legal h2{font-size:18px;margin:34px 0 12px;font-weight:640;max-width:none}
.legal p{font-size:15px;color:var(--dim);margin-bottom:11px}
.legal .eula{margin-top:36px;padding:16px 18px;background:var(--card);
  border:1px solid var(--line);border-radius:12px;font-size:14px}

footer{border-top:1px solid var(--line);padding:36px 0;font-size:13.5px;color:var(--dim)}
.foot-in{display:flex;gap:20px;flex-wrap:wrap;align-items:center}
.foot-in a{color:var(--dim)}
.foot-in .sp{margin-left:auto}

@media(max-width:820px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-copy{order:1}.hero-vis{order:2}
  .feat{grid-template-columns:1fr}
  .hero{padding:52px 0 44px}
  .nav-links{gap:14px;font-size:13.5px}
  th:nth-child(3),td:nth-child(3){display:none}
}