:root{
  --bg:#05070a;
  --card: rgba(14, 25, 55, 0.62);
  --border: rgba(255,255,255,0.12);
  --primary:#00aaff;
  --primary2:#2f66ff;
  --text:#fff;
  --muted: rgba(255,255,255,0.72);
  --shadow: 0 0 45px rgba(0,170,255,0.18);
}

*{margin:0;padding:0;box-sizing:border-box;font-family:'Rajdhani',sans-serif}
html,body{background:var(--bg);color:var(--text);overflow-x:hidden}
a{text-decoration:none;color:inherit}

.bg-orbs{
  position:fixed; inset:0;
  background:
    radial-gradient(circle at 15% 20%, rgba(0,170,255,0.25), transparent 45%),
    radial-gradient(circle at 80% 80%, rgba(47,102,255,0.22), transparent 45%),
    radial-gradient(circle at 55% 30%, rgba(0,255,204,0.10), transparent 40%);
  filter: blur(30px);
  z-index:-4;
  animation: bgPulse 10s ease-in-out infinite;
}
@keyframes bgPulse{
  0%,100%{ transform: scale(1); opacity:0.95;}
  50%{ transform: scale(1.05); opacity:1;}
}

.bg-grid{
  position:fixed; inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 55px 55px;
  opacity:0.18;
  z-index:-3;
}

#particles{
  position:fixed; inset:0;
  z-index:-2;
  pointer-events:none;
}
.particle{
  position:absolute;
  width:3px;height:3px;
  border-radius:50%;
  background:rgba(255,255,255,0.65);
  filter: drop-shadow(0 0 10px rgba(0,170,255,0.7));
  animation: floatParticle linear infinite;
}
@keyframes floatParticle{
  0%{ transform: translateY(0px) translateX(0px); opacity:0.15;}
  50%{ opacity:0.95;}
  100%{ transform: translateY(-120px) translateX(35px); opacity:0;}
}

/* Header */
.nav{
  position:sticky; top:0;
  z-index:50;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 22px;
  background: rgba(0,0,0,0.35);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.brand{display:flex;align-items:center;gap:12px}
.brand-logo{
  width:44px;height:44px;
  object-fit:contain;
  filter: drop-shadow(0 0 20px rgba(0,170,255,0.95));
  animation: logoGlow 2.2s ease-in-out infinite;
}
.brand-name{
  font-size:20px;
  font-weight:900;
  letter-spacing:1px;
  background: linear-gradient(90deg,#ffffff,#4cc9ff,#00aaff);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  text-shadow: 0 0 12px rgba(0,170,255,0.35);
}
@keyframes logoGlow{
  0%,100%{transform:translateY(0px) scale(1)}
  50%{transform:translateY(-2px) scale(1.04)}
}
.nav-actions{display:flex;gap:10px}

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:10px 16px;
  border-radius:12px;
  font-weight:900;
  letter-spacing:0.6px;
  transition:0.25s ease;
  border:1px solid transparent;
  cursor:pointer;
}
.btn-primary{
  background: linear-gradient(135deg, var(--primary), var(--primary2));
  box-shadow: 0 0 28px rgba(0,170,255,0.35);
  color:white;
}
.btn-primary:hover{transform:translateY(-1px) scale(1.02)}
.btn-ghost{
  border:1px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.05);
  color:white;
}
.btn-ghost:hover{
  border-color: rgba(0,170,255,0.7);
  box-shadow: 0 0 22px rgba(0,170,255,0.28);
}

/* Auth layout */
.auth-wrap{
  min-height: calc(100vh - 76px);
  display:grid;
  place-items:center;
  padding: 26px 16px;
}
.auth-card{
  width: min(520px, 96vw);
  padding: 22px;
  border-radius: 22px;
  background: rgba(10, 22, 55, 0.55);
  border:1px solid rgba(255,255,255,0.12);
  backdrop-filter: blur(18px);
  box-shadow: 0 0 45px rgba(0,170,255,0.20);
  position:relative;
  overflow:hidden;
}
.auth-card:before{
  content:'';
  position:absolute;
  inset:-160px;
  background: radial-gradient(circle, rgba(0,170,255,0.34), transparent 60%);
  animation: sweep 7s linear infinite;
}
@keyframes sweep{
  0%{transform: translateX(-70px) translateY(70px)}
  100%{transform: translateX(140px) translateY(-140px)}
}
.auth-inner{position:relative;z-index:2}
.auth-title{
  font-size:30px;
  font-weight:900;
  text-shadow: 0 0 28px rgba(0,170,255,0.25);
}
.auth-sub{
  margin-top:6px;
  color: rgba(255,255,255,0.72);
  font-weight:700;
}
.form{
  margin-top: 16px;
  display:grid;
  gap: 12px;
}
.field{
  display:grid;
  gap: 6px;
}
label{
  font-weight:900;
  color: rgba(255,255,255,0.86);
  letter-spacing:0.4px;
}
input, select{
  width:100%;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(0,0,0,0.28);
  border: 1px solid rgba(255,255,255,0.14);
  color:white;
  outline:none;
  font-weight:800;
}
input:focus, select:focus{
  border-color: rgba(0,170,255,0.8);
  box-shadow: 0 0 0 3px rgba(0,170,255,0.15);
}
.row{
  display:flex; gap: 10px;
}
.row .btn{flex:1}

.msg{
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: 14px;
  font-weight:900;
  display:none;
}
.msg.show{display:block}
.msg.ok{
  border:1px solid rgba(0,255,178,0.35);
  background: rgba(0,255,178,0.08);
  color:#00ffb2;
}
.msg.err{
  border:1px solid rgba(255,60,60,0.40);
  background: rgba(255,60,60,0.10);
  color:#ff3b3b;
}
.small-links{
  margin-top: 12px;
  display:flex;
  justify-content:space-between;
  gap: 10px;
  font-weight:900;
  color: rgba(255,255,255,0.72);
}
.small-links a:hover{color:white}