:root{--obsidian:#0B0E14;--obsidian-light:#0F1318;--dark-teal:#0A1F26;--neon-lime:#00FF41;--cyan:#00FFFF;--glass-bg:rgba(15,19,24,.72);--glass-border:rgba(255,255,255,.1);--text-primary:#fff;--text-secondary:rgba(255,255,255,.76);--text-muted:rgba(255,255,255,.52);--safe-top:env(safe-area-inset-top,0px);--safe-right:env(safe-area-inset-right,0px);--safe-bottom:env(safe-area-inset-bottom,0px);--safe-left:env(safe-area-inset-left,0px)}
*{box-sizing:border-box}
html,body{margin:0;padding:0;min-height:100%}
body{font-family:-apple-system,BlinkMacSystemFont,'SF Pro Text','SF Pro Display','Inter',system-ui,sans-serif;background:linear-gradient(135deg,var(--obsidian) 0%,var(--dark-teal) 100%);background-attachment:fixed;color:var(--text-primary);padding:calc(24px + var(--safe-top)) calc(20px + var(--safe-right)) calc(28px + var(--safe-bottom)) calc(20px + var(--safe-left));}
main{max-width:1040px;margin:0 auto}
.shell{background:var(--glass-bg);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid var(--glass-border);border-radius:28px;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,.28)}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:24px 28px;border-bottom:1px solid var(--glass-border)}
.brand{display:flex;align-items:center;gap:16px;text-decoration:none;color:inherit}.brand img{height:34px;width:auto}.back{color:var(--text-secondary);text-decoration:none;font-weight:600}
.content{padding:32px 28px 36px}.eyebrow{display:inline-flex;gap:10px;align-items:center;border:1px solid rgba(0,255,65,.22);border-radius:999px;padding:10px 14px;color:#b7ffc8;background:rgba(0,255,65,.08);font-size:12px;letter-spacing:.08em;text-transform:uppercase}.eyebrow::before{content:'';width:8px;height:8px;border-radius:50%;background:var(--neon-lime);box-shadow:0 0 14px rgba(0,255,65,.6)}h1{font-size:clamp(34px,5vw,56px);line-height:1.02;letter-spacing:-.04em;margin:20px 0 14px}h2{font-size:clamp(22px,3vw,30px);line-height:1.1;letter-spacing:-.03em;margin:34px 0 12px}p,li{font-size:17px;line-height:1.7;color:var(--text-secondary)}ul{padding-left:22px}code{background:rgba(255,255,255,.08);padding:.1rem .45rem;border-radius:.45rem}hr{border:none;height:1px;background:var(--glass-border);margin:26px 0}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-top:18px}.card{padding:18px;border:1px solid var(--glass-border);border-radius:20px;background:rgba(255,255,255,.03)}.card strong{display:block;font-size:15px;margin-bottom:8px}footer{padding:20px 28px;border-top:1px solid var(--glass-border);color:var(--text-muted);font-size:14px}
@media (max-width:720px){.topbar,.content,footer{padding-left:20px;padding-right:20px}.brand img{height:28px}p,li{font-size:16px}}