*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#000;--surface:#0b0e14;--surface2:#121722;--border:rgba(255,255,255,.10);--text:#f4f7fc;--muted:#9fb0c9;--blue:#3cc8ff;--blue2:#0a8cea;--blue3:#0a6fd8;--green:#34d399}
html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:760px;margin:0 auto;padding:0 24px}
.wide{max-width:1080px}
nav{position:sticky;top:0;z-index:50;background:rgba(0,0,0,.72);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:64px;max-width:1080px;margin:0 auto;padding:0 24px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.1rem;color:var(--text)}
.brand img{width:32px;height:32px;border-radius:8px}
.nav-cta{background:linear-gradient(135deg,var(--blue),var(--blue3));color:#02121f;font-weight:700;padding:9px 18px;border-radius:11px;font-size:.9rem}
.nav-cta:hover{text-decoration:none}
article{padding:52px 0 40px}
.kicker{color:var(--blue);font-weight:700;letter-spacing:.12em;text-transform:uppercase;font-size:.78rem}
h1{font-size:clamp(2rem,4.4vw,2.9rem);line-height:1.12;font-weight:900;letter-spacing:-1.2px;margin:14px 0 10px}
.meta{color:var(--muted);font-size:.9rem;margin-bottom:26px}
.lead{font-size:1.2rem;color:#cdd8ea;margin-bottom:26px}
article h2{font-size:1.6rem;font-weight:800;letter-spacing:-.5px;margin:38px 0 12px;line-height:1.2}
article h3{font-size:1.2rem;font-weight:700;margin:26px 0 8px}
article p{margin:0 0 16px}
article ul,article ol{margin:0 0 18px;padding-left:22px}
article li{margin:0 0 8px}
article strong{color:#fff}
code{background:var(--surface2);padding:2px 6px;border-radius:5px;font-size:.9em;font-family:Consolas,monospace}
.tldr{background:var(--surface);border:1px solid var(--border);border-left:3px solid var(--blue);border-radius:0 12px 12px 0;padding:18px 22px;margin:0 0 28px}
.tldr b{color:var(--blue);display:block;margin-bottom:6px;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase}
table{width:100%;border-collapse:collapse;margin:20px 0;font-size:.95rem;display:block;overflow-x:auto}
th,td{border:1px solid var(--border);padding:10px 14px;text-align:left;vertical-align:top}
th{background:var(--surface2);color:var(--blue)}
.cta-box{background:linear-gradient(135deg,var(--surface2),var(--surface));border:1px solid var(--border);border-radius:18px;padding:30px;margin:36px 0;text-align:center}
.cta-box h3{margin:0 0 8px;font-size:1.3rem}
.cta-box p{color:var(--muted);margin:0 0 18px}
.btn{display:inline-block;background:linear-gradient(135deg,var(--blue),var(--blue3));color:#02121f;font-weight:700;padding:13px 26px;border-radius:12px}
.btn:hover{text-decoration:none}
details{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:2px 20px;margin-bottom:10px}
summary{cursor:pointer;font-weight:600;padding:15px 0;list-style:none;position:relative;padding-right:26px}
summary::-webkit-details-marker{display:none}
summary::after{content:'+';position:absolute;right:0;color:var(--blue);font-size:1.3rem;top:12px}
details[open] summary::after{content:'\2212'}
details p{color:var(--muted);padding-bottom:15px;margin:0}
.postlist{list-style:none;padding:0}
.postcard{display:block;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:26px;margin-bottom:18px;transition:border-color .2s,transform .15s;color:var(--text)}
.postcard:hover{border-color:rgba(60,200,255,.5);transform:translateY(-2px);text-decoration:none}
.postcard .tag{color:var(--blue);font-size:.75rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.postcard h2{font-size:1.35rem;margin:8px 0 8px;letter-spacing:-.4px}
.postcard p{color:var(--muted);margin:0}
footer{border-top:1px solid var(--border);padding:36px 0;color:var(--muted);font-size:.88rem;margin-top:40px}
.foot-in{max-width:1080px;margin:0 auto;padding:0 24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px}
footer a{color:var(--muted)}
.related{border-top:1px solid var(--border);margin-top:40px;padding-top:26px}
.related h3{font-size:1rem;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:14px}