:root{--bg:#0b0f14;--fg:#e6edf3;--muted:#9fb1c1;--accent:#4da3ff;--border:#1f2730}body,html{height:100%}body{margin:0;background:var(--bg);color:var(--fg);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,Helvetica,Arial,Apple Color Emoji,Segoe UI Emoji}.container{max-width:720px;margin:4rem auto;padding:0 1rem}h1,h2,h3{margin:0 0 1rem}p{line-height:1.6}.muted{color:var(--muted)}.card{border:1px solid var(--border);border-radius:10px;padding:1rem}.btn{display:inline-block;background:var(--accent);color:#001324;padding:.6rem 1rem;border-radius:8px;text-decoration:none}.btn,label{font-weight:600}label{display:block;margin-top:1rem}input,select,textarea{width:100%;box-sizing:border-box;background:#0e141b;color:var(--fg);border:1px solid var(--border);border-radius:8px;padding:.6rem .7rem}.row{display:flex;gap:.75rem}.row>*{flex:1}.actions{margin-top:1rem;display:flex;gap:.5rem}.danger{background:#ff5c5c;color:#240000}.secondary{background:#1e2a36;color:var(--fg)}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace}