:root{color-scheme:dark;font-family:Vazirmatn,Segoe UI,system-ui,sans-serif;background:#0b0f14;color:#e8eef7}*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 20% 20%,#1a2b4a 0%,transparent 45%),radial-gradient(circle at 80% 0%,#3b1f4a 0%,transparent 40%),#0b0f14}.shell{width:min(520px,92vw);padding:2rem;border:1px solid rgba(255,255,255,.08);border-radius:20px;background:#0a0e16b8;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);text-align:center}.badge{display:inline-block;margin:0 0 1rem;padding:.35rem .75rem;border-radius:999px;background:#78b4ff1f;color:#9ec5ff;font-size:.85rem}h1{margin:0 0 .75rem;font-size:clamp(1.6rem,4vw,2.2rem)}.lead{margin:0 0 1.5rem;line-height:1.7;color:#b8c4d6}button{border:0;border-radius:12px;padding:.75rem 1.25rem;font:inherit;cursor:pointer;color:#0b0f14;background:linear-gradient(135deg,#9ec5ff,#c4a5ff);font-weight:600}button:hover{filter:brightness(1.05)}.status{min-height:1.5rem;margin:1rem 0 0;color:#9ec5ff}.shell-wide{width:min(640px,94vw);text-align:right}.top-nav{display:flex;gap:1rem;margin-bottom:1rem;font-size:.9rem;color:#9ec5ff}.top-nav a{color:#c4d8ff;text-decoration:none}.settings-form{display:grid;gap:1rem;margin:1.5rem 0;text-align:right}.field{display:grid;gap:.35rem}.field span{font-weight:600}.field select,.field input{width:100%;padding:.65rem .75rem;border-radius:10px;border:1px solid rgba(255,255,255,.12);background:#00000040;color:inherit;font:inherit}.hint{color:#8fa3bc;font-size:.85rem;line-height:1.5}.signup a{color:#9ec5ff}.actions{margin-top:.5rem}.note{margin-top:2rem;padding-top:1.25rem;border-top:1px solid rgba(255,255,255,.08);text-align:right;color:#b8c4d6;font-size:.92rem}.note h2{font-size:1rem;margin:0 0 .75rem}.note ul{margin:0 0 1rem;padding-right:1.2rem}.note code{font-size:.85em}