:root{
  --bg:#eef2f7;
  --bg2:#f8fafc;
  --accent:#16a34a;
  --accent2:#22c55e;
  --text:#0f172a;
  --muted:#64748b;
  --danger:#e11d48;
  --ok:#16a34a;
  --card:#ffffff;
  --border:#e2e8f0;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--text);overflow-x:hidden;position:relative;
  background:
    radial-gradient(1100px 560px at 85% -10%, rgba(34,197,94,.16), transparent 60%),
    radial-gradient(820px 480px at -10% 110%, rgba(59,130,246,.14), transparent 55%),
    linear-gradient(160deg,var(--bg),var(--bg2));
  min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;
}
/* floating gradient orbs behind everything */
body::before,body::after{content:"";position:fixed;border-radius:50%;filter:blur(80px);z-index:0;will-change:transform}
body::before{width:380px;height:380px;background:#22c55e;opacity:.26;top:-120px;left:-100px;animation:authf1 18s ease-in-out infinite}
body::after{width:340px;height:340px;background:#3b82f6;opacity:.22;bottom:-120px;right:-90px;animation:authf2 22s ease-in-out infinite}
@keyframes authf1{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(60px,40px) scale(1.1)}}
@keyframes authf2{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-50px,-40px) scale(1.08)}}

.auth-wrap{width:100%;max-width:440px;position:relative;z-index:1;animation:authrise .6s cubic-bezier(.2,.8,.2,1)}
@keyframes authrise{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.brand{display:flex;align-items:center;gap:11px;justify-content:center;margin-bottom:22px}
.brand img,.brand>span{animation:authglow 2.6s ease-in-out infinite}
@keyframes authglow{0%,100%{filter:drop-shadow(0 8px 22px rgba(16,185,129,.45))}50%{filter:drop-shadow(0 10px 32px rgba(16,185,129,.8))}}
.brand h1{font-size:21px;margin:0;letter-spacing:.3px;color:var(--text);font-weight:800}

.card{
  position:relative;isolation:isolate;
  background:var(--card);border-radius:22px;
  padding:34px 30px 30px;box-shadow:0 28px 70px -18px rgba(15,23,42,.32);
}
/* glowing animated gradient halo behind the card */
.card::after{content:"";position:absolute;inset:-3px;border-radius:25px;z-index:-1;
  background:linear-gradient(135deg,#34d399,#0ea5e9,#10b981,#06b6d4);background-size:300% 300%;
  filter:blur(16px);opacity:.42;animation:authhalo 6s ease infinite}
@keyframes authhalo{0%,100%{opacity:.3;background-position:0% 50%}50%{opacity:.6;background-position:100% 50%}}
/* gradient accent line at the top */
.card::before{content:"";position:absolute;top:0;left:26px;right:26px;height:4px;border-radius:0 0 8px 8px;
  background:linear-gradient(90deg,#34d399,#0ea5e9,#10b981);box-shadow:0 2px 12px rgba(14,165,233,.5)}

.card h2{margin:0 0 5px;font-size:25px;font-weight:800;letter-spacing:-.3px;
  background:linear-gradient(120deg,#0f172a,#047857);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.card .sub{color:var(--muted);font-size:13.5px;margin-bottom:22px}
.field{margin-bottom:15px}
.field label{display:block;font-size:12.5px;color:#334155;margin-bottom:6px;font-weight:600}
.field input,.field select{
  width:100%;padding:13px 14px;border-radius:12px;color:var(--text);
  background:#f6f9fc;border:1.5px solid #e6ebf2;
  outline:none;transition:border .15s,box-shadow .15s,background .15s;font-size:14.5px;
}
.field input:focus,.field select:focus{border-color:#10b981;background:#fff;box-shadow:0 0 0 4px rgba(16,185,129,.16),0 8px 22px -8px rgba(16,185,129,.32)}
.field .err{color:var(--danger);font-size:12px;margin-top:5px}
.err{color:var(--danger);font-size:12px;margin-top:5px}
.row2{display:flex;gap:12px}
.row2 .field{flex:1}
.btn{
  position:relative;overflow:hidden;width:100%;border:0;cursor:pointer;color:#fff;font-weight:800;font-size:15.5px;letter-spacing:.2px;
  padding:15px;border-radius:14px;margin-top:8px;
  background:linear-gradient(135deg,#10b981,#0ea5e9);background-size:180% 180%;
  box-shadow:0 16px 34px -8px rgba(16,185,129,.55);transition:transform .15s,box-shadow .15s,background-position .4s;
}
.btn::after{content:"";position:absolute;top:0;left:-60%;width:45%;height:100%;background:linear-gradient(120deg,transparent,rgba(255,255,255,.5),transparent);transform:skewX(-20deg);animation:authshine 3.2s ease-in-out infinite}
@keyframes authshine{0%{left:-60%}55%,100%{left:135%}}
.btn:hover{transform:translateY(-2px);background-position:100% 0;box-shadow:0 22px 44px -8px rgba(14,165,233,.6)}
.btn:active{transform:translateY(0)}
.divider{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:12px;margin:18px 0}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--border)}
.tg-wrap{display:flex;justify-content:center;min-height:46px}
.foot{text-align:center;color:var(--muted);font-size:13px;margin-top:18px}
.foot a{color:#059669;text-decoration:none;font-weight:700}
.foot a:hover{text-decoration:underline}
.alert{padding:11px 14px;border-radius:11px;font-size:13px;margin-bottom:16px;border:1px solid}
.alert.error{background:#fef2f2;border-color:#fecaca;color:#b91c1c}
.alert.ok{background:#ecfdf5;border-color:#a7f3d0;color:#047857}
.hint{font-size:11px;color:var(--muted);margin-top:5px}
@media(max-width:480px){.card{padding:28px 22px 24px}.card h2{font-size:22px}}