:root{
  --bg0:#f6fbff;--text:#0b1220;--muted:#536079;--line:rgba(15,23,42,.10);
  --shadow:0 14px 40px rgba(2,6,23,.10);--shadow2:0 8px 22px rgba(2,6,23,.08);
  --radius2:26px;--accent:#3b82f6;--accent2:#22c55e;--accent3:#f59e0b;
  --mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;
  --sans:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial;
}
*{box-sizing:border-box}html,body{height:100%}
body{margin:0;font-family:var(--sans);color:var(--text);
  background:radial-gradient(1200px 800px at 12% 8%, rgba(59,130,246,.18), transparent 62%),
           radial-gradient(900px 650px at 90% 18%, rgba(34,197,94,.16), transparent 60%),
           radial-gradient(1000px 720px at 55% 95%, rgba(245,158,11,.12), transparent 60%),
           linear-gradient(180deg, var(--bg0), #eef6ff 42%, #f9fbff 100%);
}
a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
.nav{position:sticky;top:0;z-index:50;backdrop-filter:saturate(180%) blur(16px);
  background:rgba(246,251,255,.70);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:800}
.logo{width:34px;height:34px;border-radius:12px;background:linear-gradient(135deg, rgba(59,130,246,1), rgba(34,197,94,1));
  box-shadow:0 10px 24px rgba(59,130,246,.25)}
.nav-links{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.nav-links a{font-weight:700;font-size:14px;color:rgba(11,18,32,.84);padding:8px 10px;border-radius:12px}
.nav-links a:hover{background:rgba(255,255,255,.7);text-decoration:none}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 14px;border-radius:14px;font-weight:800;font-size:14px;
  border:1px solid var(--line);background:rgba(255,255,255,.75);box-shadow:var(--shadow2)}
.btn.primary{border-color:rgba(59,130,246,.35);background:linear-gradient(135deg, rgba(59,130,246,.95), rgba(34,197,94,.85));color:#fff}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.card{background:rgba(255,255,255,.78);border:1px solid var(--line);border-radius:var(--radius2);box-shadow:var(--shadow)}
.card-inner{padding:22px}
.hero{padding:56px 0 24px}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:stretch}
@media(max-width:920px){.hero-grid{grid-template-columns:1fr}}
.h1{font-size:44px;line-height:1.05;letter-spacing:-.02em;margin:12px 0}
.lead{font-size:16px;color:rgba(11,18,32,.78);line-height:1.6;margin:14px 0 18px}
.pills{display:flex;gap:10px;flex-wrap:wrap}
.pill{font-size:12px;font-weight:900;padding:8px 10px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.70)}
.badge{display:inline-flex;align-items:center;gap:8px;padding:8px 10px;border-radius:999px;font-weight:900;font-size:12px;
  background:rgba(255,255,255,.75);border:1px solid var(--line);box-shadow:0 10px 30px rgba(2,6,23,.08)}
.badge i{width:10px;height:10px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent2));display:inline-block}
.window{border-radius:22px;overflow:hidden;border:1px solid var(--line);background:rgba(255,255,255,.65);box-shadow:var(--shadow)}
.window-top{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.55)}
.dots{display:flex;gap:8px;align-items:center}
.dotmac{width:12px;height:12px;border-radius:999px;background:#ff5f56}
.dotmac:nth-child(2){background:#ffbd2e}.dotmac:nth-child(3){background:#27c93f}
.window-title{font-weight:900;font-size:13px;color:rgba(11,18,32,.70)}
.window-body{padding:16px}.mono{font-family:var(--mono);font-size:12px;color:rgba(11,18,32,.78);line-height:1.6}
.page{padding:32px 0 60px}
.page h1{font-size:34px;margin:6px 0 10px;letter-spacing:-.02em}
.page h2{font-size:18px;margin:22px 0 10px}
.page p,.page li{color:rgba(11,18,32,.78);line-height:1.7}
.note{background:rgba(59,130,246,.08);border:1px solid rgba(59,130,246,.18);border-radius:18px;padding:14px}
.warn{background:rgba(245,158,11,.10);border:1px solid rgba(245,158,11,.20);border-radius:18px;padding:14px}
.danger{background:rgba(239,68,68,.08);border:1px solid rgba(239,68,68,.20);border-radius:18px;padding:14px}
.table{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden;border-radius:18px;border:1px solid var(--line);
  background:rgba(255,255,255,.72);box-shadow:var(--shadow2)}
.table th,.table td{padding:12px;border-bottom:1px solid var(--line);font-size:14px;text-align:left}
.table th{font-size:13px;color:rgba(11,18,32,.68)}.table tr:last-child td{border-bottom:none}
.price{font-weight:950;font-size:20px}
.form{display:grid;gap:12px}
.field label{display:block;font-weight:900;font-size:13px;margin-bottom:6px}
.field input,.field textarea,.field select{width:100%;padding:12px;border-radius:14px;border:1px solid var(--line);
  background:rgba(255,255,255,.82);font-family:var(--sans);font-size:14px;outline:none}
.field textarea{min-height:120px;resize:vertical}
.notice{font-size:13px;color:rgba(11,18,32,.68)}
.footer{padding:28px 0 34px;border-top:1px solid var(--line);background:rgba(255,255,255,.42)}
.footer-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:16px;align-items:start}
@media(max-width:920px){.footer-grid{grid-template-columns:1fr}}
.small{font-size:13px;color:rgba(11,18,32,.72);line-height:1.6}
.footer-links{display:grid;grid-template-columns:repeat(2, minmax(0,1fr));gap:8px}
.toast{position:fixed;bottom:18px;right:18px;background:rgba(255,255,255,.90);border:1px solid var(--line);
  border-radius:16px;box-shadow:var(--shadow);padding:12px;max-width:360px;display:none}
.toast.show{display:block}
.kbd{font-family:var(--mono);font-size:12px;padding:2px 6px;border-radius:8px;border:1px solid var(--line);background:rgba(255,255,255,.80)}