:root{--bg:#06080d;--panel:#0c111b;--edge:#1d2635;--paper:#edf2fa;--dim:#8b96a8;--ember:#e31b23;--ok:#2fbf71;--err:#e5484d}*{margin:0;box-sizing:border-box}body{background:var(--bg);color:var(--paper);font-family:Vazirmatn,Segoe UI,Tahoma,sans-serif;min-height:100vh}a{color:inherit;text-decoration:none}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 28px;border-bottom:1px solid var(--edge);background:rgba(12,17,27,.8);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);position:-webkit-sticky;position:sticky;top:0;z-index:10}.brand{font-weight:800;letter-spacing:.08em;font-size:15px}.brand span{color:var(--ember)}.topbar nav{display:flex;gap:22px;font-size:13.5px;color:var(--dim)}.topbar nav a:hover{color:var(--paper)}.wrap{max-width:1080px;margin:0 auto;padding:32px 20px 80px}h1{font-size:24px;margin-bottom:6px}.sub{color:var(--dim);font-size:13.5px;margin-bottom:28px}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));grid-gap:16px;gap:16px}.card{background:var(--panel);border:1px solid var(--edge);border-radius:12px;padding:20px}.card h3{font-size:14px;color:var(--dim);font-weight:500;margin-bottom:8px}.card .big{font-size:26px;font-weight:700}.card .ok{color:var(--ok)}.card .err{color:var(--ember)}.btn{display:inline-block;background:var(--ember);color:#fff;border:0;padding:10px 22px;border-radius:8px;font-size:14px;cursor:pointer;font-family:inherit;transition:opacity .2s}.btn:hover{opacity:.88}.btn[disabled]{opacity:.4;cursor:not-allowed}.btn--ghost{background:transparent}.btn--ghost,input,select,textarea{border:1px solid var(--edge);color:var(--paper)}input,select,textarea{width:100%;background:#080c13;border-radius:8px;padding:11px 14px;font-family:inherit;font-size:14px}textarea{min-height:110px;resize:vertical}label{display:block;font-size:13px;color:var(--dim);margin:14px 0 6px}.msg{padding:14px 16px;border-radius:10px;margin-top:10px;font-size:14px;line-height:1.9}.msg--user{background:#111a29}.msg--ai{background:var(--panel);border:1px solid var(--edge)}.badge{font-size:11.5px;padding:3px 10px;border-radius:20px;border:1px solid var(--edge);color:var(--dim)}.badge--paid{color:#ffb020;border-color:#4d3a12}.badge--free,.badge--owned{color:var(--ok);border-color:#14402a}pre.prompt-body{background:#080c13;border:1px dashed var(--edge);border-radius:8px;padding:14px;white-space:pre-wrap;font-size:13px;margin-top:12px;direction:ltr;text-align:left}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.spacer{flex:1 1}