:root{--bg:#0f1115;--panel:#171b22;--text:#edf2f7;--muted:#9ba6b2;--line:#2a313b;--accent:#4ea1ff;--ok:#166534;--err:#991b1b}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:20px}.topbar{background:#0b0d11;border-bottom:1px solid var(--line)}
.row-between{display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-weight:700;font-size:20px;color:#fff}
.nav{display:flex;gap:14px;align-items:center;flex-wrap:wrap}.badge{padding:6px 10px;border:1px solid var(--line);border-radius:999px;color:var(--muted)}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px;margin-bottom:18px}
.grid{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
h1,h2,h3{margin-top:0}label{display:block;margin-bottom:6px;font-weight:700}
input,select,textarea{width:100%;padding:12px;border-radius:10px;border:1px solid var(--line);background:#0f141b;color:var(--text)}
textarea{min-height:140px;resize:vertical}.btn{display:inline-block;padding:12px 18px;border-radius:10px;background:var(--accent);color:#fff;border:none;cursor:pointer}
.btn-secondary{background:#334155}.btn-danger{background:#b91c1c}.alert{padding:14px 16px;border-radius:12px;margin:16px 0}.alert.success{background:#052e16;border:1px solid #166534}.alert.error{background:#450a0a;border:1px solid #991b1b}
.table{width:100%;border-collapse:collapse}.table th,.table td{border-bottom:1px solid var(--line);padding:10px;text-align:left;vertical-align:top}
.muted{color:var(--muted)}.footer{border-top:1px solid var(--line);margin-top:30px}.stat{font-size:28px;font-weight:700}.right{text-align:right}
.message{padding:14px;border:1px solid var(--line);border-radius:12px;margin:10px 0}.message.internal{border-color:#7c3aed;background:#1f1438}.message.public{background:#121821}
pre{white-space:pre-wrap}.actions{display:flex;gap:10px;flex-wrap:wrap}.small{font-size:12px;color:var(--muted)}