:root{
  --bg:#03130C; --panel:#0A2A20; --line:rgba(120,255,180,.14);
  --green:#1FD16B; --text:#EAF7F0; --text-2:#A9C9BA; --white:#FFFFFF;
}
*{box-sizing:border-box}
html{background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--text);font:400 17px/1.7 "Plus Jakarta Sans",system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--green)}
.nav{border-bottom:1px solid var(--line)}
.wrap{max-width:820px;margin:0 auto;padding:0 16px}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{font:800 1.2rem "Sora",system-ui,sans-serif;color:var(--white);text-decoration:none;letter-spacing:-.02em}
.nav a.back{color:var(--text-2);text-decoration:none;font-weight:500}
main{padding:48px 0 80px}
h1,h2{font-family:"Sora",system-ui,sans-serif;color:var(--white);letter-spacing:-.02em}
h1{font-size:clamp(1.9rem,5vw,2.6rem);line-height:1.1;margin:0 0 8px}
h2{font-size:1.25rem;margin:40px 0 10px}
.updated{color:var(--text-2);margin:0 0 32px}
p,li{color:var(--text)}
ul{padding-left:22px}
.box{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:20px 22px;margin:24px 0}
footer{border-top:1px solid var(--line);color:var(--text-2);font-size:.92rem;padding:28px 0}
footer .wrap{display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between}
footer a{color:var(--text-2)}