:root{--bg:#020617;--card:#0f172a;--muted:#94a3b8;--line:rgba(255,255,255,.1);--green:#4ade80}*{box-sizing:border-box}body{margin:0;background:linear-gradient(180deg,#020617,#0f172a);color:#fff;font-family:Inter,Arial,sans-serif;padding-bottom:64px}main{max-width:1120px;margin:auto;padding:18px}h1{font-size:34px;line-height:1.05;margin:12px 0 8px}h2{margin-top:24px}p{color:var(--muted)}a{color:#86efac}button{background:var(--green);color:#06120b;border:0;border-radius:14px;padding:11px 15px;font-weight:900;margin:6px 6px 6px 0;cursor:pointer}.sb-top{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px}.sb-brand{font-size:22px;font-weight:900;text-decoration:none;color:white}.sb-brand span{color:var(--green)}.sb-pill,.sb-btn{display:inline-flex;align-items:center;gap:8px;border-radius:14px;padding:10px 14px;text-decoration:none;font-weight:800}.sb-pill{background:rgba(255,255,255,.08);color:white}.sb-btn{background:var(--green);color:#06120b;border:0;cursor:pointer}.sb-hero{background:rgba(255,255,255,.06);border:1px solid var(--line);border-radius:24px;padding:24px;margin-bottom:18px}.sb-hero h1{margin:0 0 8px}.sb-hero p{color:var(--muted);margin:0}.sb-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px}.sb-card{background:rgba(15,23,42,.92);border:1px solid var(--line);border-radius:20px;padding:18px;color:white;text-decoration:none;display:block}.sb-card b{font-size:18px}.sb-card p{color:var(--muted);font-size:14px}.sb-card.green{background:var(--green);color:#06120b}.sb-card.green p{color:rgba(0,0,0,.65)}input,textarea,select{width:100%;background:#020617;color:#fff;border:1px solid var(--line);border-radius:14px;padding:13px;margin:8px 0}pre,.sb-box,#result,#list,#local{background:rgba(0,0,0,.28);border:1px solid var(--line);border-radius:18px;padding:14px;overflow:auto;margin-top:12px}.sb-actions{display:flex;flex-wrap:wrap;gap:10px;margin:12px 0}.sb-bottom{position:fixed;left:0;right:0;bottom:0;background:rgba(2,6,23,.92);backdrop-filter:blur(10px);border-top:1px solid var(--line);padding:10px;display:flex;gap:8px;overflow:auto;z-index:99}.sb-bottom a{white-space:nowrap;color:white;text-decoration:none;background:rgba(255,255,255,.08);padding:9px 12px;border-radius:999px;font-weight:700;font-size:13px}@media(max-width:640px){h1{font-size:28px}.sb-top{align-items:flex-start;flex-direction:column}}