*{margin:0;padding:0;box-sizing:border-box}
:root{--bg:#08090E;--surface:#0F1118;--teal:#1ABCB0;--text:#F0F2F5;--muted:#8A93AB;--border:rgba(255,255,255,0.08)}
body{background:var(--bg);color:var(--text);font-family:'DM Sans',sans-serif;line-height:1.7;font-weight:300}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px}
header{display:flex;align-items:center;justify-content:space-between;padding:18px 48px;border-bottom:1px solid var(--border)}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-family:'Syne',sans-serif;font-weight:700;font-size:15px;letter-spacing:.14em}
.back{font-size:12px;color:var(--muted);text-decoration:none;letter-spacing:.05em}
.back:hover,a:hover{color:var(--teal)}
main{max-width:760px;margin:0 auto;padding:72px 24px 96px}
.sl{font-size:10px;letter-spacing:.24em;color:var(--teal);text-transform:uppercase;font-weight:400;margin-bottom:14px}
h1{font-family:'Syne',sans-serif;font-weight:800;font-size:clamp(34px,6vw,56px);line-height:1;letter-spacing:-.02em;margin-bottom:18px}
h2{font-family:'Syne',sans-serif;font-weight:700;font-size:19px;margin:40px 0 10px}
p,li{color:var(--muted);font-size:15px;margin-bottom:12px}
ul{padding-left:20px}
a{color:var(--teal)}
strong{color:var(--text);font-weight:400}
.updated{font-size:12px;color:var(--muted);margin-bottom:24px}
.btn{display:inline-block;margin-top:28px;background:var(--teal);color:#000;font-family:'Syne',sans-serif;font-weight:700;font-size:11px;letter-spacing:.1em;padding:13px 28px;border-radius:2px;text-decoration:none}
.btn:hover{background:#22d4c8;color:#000}
.btn.g{background:none;border:1px solid rgba(26,188,176,.3);color:var(--teal);margin-left:8px}
footer{border-top:1px solid var(--border);padding:28px 48px 90px;font-size:11px;color:var(--muted);display:flex;gap:20px;flex-wrap:wrap}
footer a{color:var(--muted);text-decoration:none}
@media(max-width:640px){header{padding:14px 20px}footer{padding:24px 20px 90px}main{padding:48px 20px 72px}.btn.g{margin-left:0;margin-top:12px}}