:root{--bg:#0b0d12;--card:#12151c;--line:#232836;--text:#e8eaf0;--muted:#8b93a7;--accent:#7c6cff;--accent2:#5b8cff}
*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;position:relative;overflow:hidden}
.glow{position:absolute;border-radius:50%;filter:blur(110px);opacity:.28;pointer-events:none}
.g1{width:420px;height:420px;background:var(--accent);top:-120px;left:-100px}
.g2{width:380px;height:380px;background:var(--accent2);bottom:-140px;right:-100px}
.card{position:relative;width:100%;max-width:400px;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:40px 32px 28px;text-align:center;box-shadow:0 20px 60px rgba(0,0,0,.45)}
.logo{width:56px;height:56px;margin:0 auto 18px;border-radius:16px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 8px 24px rgba(124,108,255,.35)}
h1{font-size:1.6rem;font-weight:650;margin:0 0 6px;letter-spacing:-.02em}
.sub{margin:0 0 28px;color:var(--muted);font-size:.95rem}
form{text-align:left}
label{display:block;font-size:.8rem;color:var(--muted);margin-bottom:8px}
input{width:100%;padding:14px 16px;background:#0d1016;border:1px solid var(--line);border-radius:12px;color:var(--text);font-size:1rem;outline:none;transition:border-color .2s,box-shadow .2s}
input::placeholder{color:#4a5166}
input:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(124,108,255,.18)}
button{margin-top:18px;width:100%;display:flex;align-items:center;justify-content:center;gap:8px;padding:14px;border:0;border-radius:12px;font-size:1rem;font-weight:600;color:#fff;cursor:pointer;background:linear-gradient(135deg,var(--accent),var(--accent2));transition:transform .15s,box-shadow .2s,filter .2s}
button:hover{filter:brightness(1.08);box-shadow:0 8px 24px rgba(124,108,255,.35)}
button:active{transform:translateY(1px)}
.hint{margin:18px 0 0;font-size:.78rem;color:var(--muted)}
footer{position:relative;margin-top:22px;font-size:.78rem;color:#4a5166}
@media(max-width:440px){.card{padding:32px 20px 22px}}