:root {
  --p:#4f46e5; --p2:#6366f1; --accent:#0ea5e9;
  --bg:#f1f5f9; --surface:#fff; --text:#0f172a; --muted:#64748b;
  --border:rgba(79,70,229,.14); --danger:#ef4444;
  --font:"Vazirmatn","Vazir",system-ui,Arial,sans-serif; --r:14px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html,body{height:100%;}
body{font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;}
body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellipse 70% 60% at 20% 20%,rgba(79,70,229,.14) 0%,transparent 60%),radial-gradient(ellipse 60% 70% at 80% 80%,rgba(14,165,233,.11) 0%,transparent 60%);z-index:0;}
.blob{position:fixed;border-radius:50%;filter:blur(60px);opacity:.12;animation:fblob 14s ease-in-out infinite;z-index:0;pointer-events:none;}
.blob-1{width:380px;height:380px;background:var(--p);top:-100px;right:-100px;animation-delay:0s;}
.blob-2{width:280px;height:280px;background:var(--accent);bottom:-80px;left:-80px;animation-delay:5s;}
.blob-3{width:180px;height:180px;background:#8b5cf6;top:50%;left:40%;animation-delay:10s;}
@keyframes fblob{0%,100%{transform:translate(0,0) scale(1);}50%{transform:translate(20px,-15px) scale(1.05);}}
.auth-wrap{position:relative;z-index:1;width:100%;max-width:410px;padding:16px;}
.auth-card{background:rgba(255,255,255,.9);backdrop-filter:blur(20px) saturate(180%);border:1.5px solid rgba(255,255,255,.6);border-radius:24px;box-shadow:0 24px 64px rgba(79,70,229,.16),0 4px 16px rgba(0,0,0,.05);overflow:hidden;}
.auth-head{padding:30px 32px 22px;text-align:center;background:linear-gradient(135deg,rgba(79,70,229,.07),rgba(14,165,233,.04));border-bottom:1px solid rgba(79,70,229,.1);}
.auth-logo{width:64px;height:64px;border-radius:16px;object-fit:contain;margin:0 auto 14px;display:block;box-shadow:0 8px 24px rgba(79,70,229,.2);}
.auth-title{font-size:21px;font-weight:900;letter-spacing:-.02em;background:linear-gradient(135deg,var(--p),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:5px;}
.auth-sub{font-size:13px;color:var(--muted);}
.auth-body{padding:24px 32px 32px;}
.auth-field{margin-bottom:14px;}
.auth-field label{display:block;font-size:12.5px;font-weight:700;color:var(--text);margin-bottom:6px;}
.auth-inp{position:relative;}
.auth-inp i{position:absolute;right:13px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:13px;pointer-events:none;}
.auth-inp input{width:100%;padding:10px 42px 10px 13px;border:1.5px solid var(--border);border-radius:10px;background:rgba(248,250,255,.8);color:var(--text);font-family:var(--font);font-size:14px;outline:none;transition:all .2s;}
.auth-inp input:focus{border-color:var(--p);background:#fff;box-shadow:0 0 0 3px rgba(79,70,229,.12);}
.auth-btn{width:100%;padding:12px;border-radius:10px;border:none;background:linear-gradient(135deg,var(--p),color-mix(in srgb,var(--p) 80%,#000));color:#fff;font-family:var(--font);font-size:15px;font-weight:800;cursor:pointer;transition:all .2s;margin-top:6px;box-shadow:0 4px 16px rgba(79,70,229,.3);}
.auth-btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(79,70,229,.4);}
.auth-err{margin-bottom:14px;padding:10px 13px;background:rgba(239,68,68,.09);border:1px solid rgba(239,68,68,.25);border-radius:9px;color:var(--danger);font-size:13px;font-weight:600;display:flex;align-items:center;gap:8px;}
.auth-note{text-align:center;font-size:11.5px;color:var(--muted);margin-top:18px;padding-top:14px;border-top:1px solid var(--border);}