:root{--asls:#1BA4A9;--ink:#06232a;--ink2:#41595e;--muted:#6b8389;--line:rgba(8,125,152,.16);--bg:#f3f9fa;--card:#fff;--danger:#b3261e;
  --font:"Segoe UI",system-ui,-apple-system,Tahoma,Arial,sans-serif}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);line-height:1.9}
.top{display:flex;align-items:center;gap:14px;padding:14px 24px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.logo{height:34px}.top-title{font-weight:700;flex:1}
.wrap{max-width:980px;margin:28px auto 80px;padding:0 16px;display:flex;flex-direction:column;gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px 24px;box-shadow:0 18px 40px -30px rgba(6,35,42,.4)}
.narrow{max-width:420px;margin:60px auto 0;width:100%}
h1,h2{margin:0 0 8px;line-height:1.6;text-wrap:balance}
h2{font-size:20px}
.muted{color:var(--muted);margin:0 0 12px}.small{font-size:13px}
label{display:flex;flex-direction:column;gap:6px;font-weight:600;font-size:14px;color:var(--ink2);margin-bottom:12px}
label.inline{flex-direction:row;align-items:center;gap:10px;margin:0}
input,select,textarea{font:inherit;font-size:15px;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 12px;line-height:1.8;width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--asls);outline-offset:1px}
textarea{resize:vertical}
.mono{font-family:Consolas,"Courier New",monospace;font-size:13px;line-height:1.6}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.row.between{justify-content:space-between}
.row input{flex:1;min-width:220px;width:auto}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:4px 18px}
@media (max-width:700px){.grid2{grid-template-columns:1fr}}
button{font:inherit;cursor:pointer;border-radius:12px;padding:9px 18px;font-weight:700;line-height:1.6}
.primary{background:var(--asls);color:#fff;border:0}
.ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.danger{color:var(--danger)}
.err{color:var(--danger);min-height:1.9em;margin:8px 0 0}
.msg{min-height:1.9em;margin:8px 0 0;color:var(--asls);font-weight:600}
.suggest{margin:0 0 14px;padding:12px 14px;background:#f6fbfc;border:1px dashed var(--line);border-radius:14px}
.pills{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0}
.pill{border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 12px;font-size:13px;font-weight:600;direction:ltr}
.pill small{color:var(--muted);font-weight:500;margin-inline-start:6px}
.test{background:#06232a;color:#e9f6f7;border-radius:12px;padding:14px;white-space:pre-wrap;font-size:13px;line-height:1.8;direction:rtl}
.logs{display:flex;flex-direction:column;gap:10px;max-height:520px;overflow:auto}
.log{border:1px solid var(--line);border-radius:12px;padding:10px 12px;font-size:14px}
.log .meta{color:var(--muted);font-size:12px;direction:ltr;text-align:left}
.log .u{color:var(--ink);font-weight:600}.log .a{color:var(--ink2);white-space:pre-wrap}
code{direction:ltr;unicode-bidi:isolate;background:#eef6f7;border-radius:6px;padding:1px 6px;font-size:12.5px}