:root{
  --bg:#020b1a;
  --panel:#0b1220;
  --gold:#d4af37;
  --blue:#2563eb;
  --text:#e5e7eb;
  --muted:#9ca3af;
}

*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}

body{
  font-family:"Segoe UI", Inter, Arial, sans-serif;
  background:
    radial-gradient(900px 500px at 20% -10%, rgba(37,99,235,.25), transparent 60%),
    radial-gradient(900px 500px at 80% 10%, rgba(15,118,110,.25), transparent 55%),
    linear-gradient(180deg,var(--bg),#010714);
  color:var(--text);
  min-height:100vh;
  display:flex;
  flex-direction:column;
}

/* TOP BAR */
.top-bar{
  display:flex;
  justify-content:space-between;
  padding:14px 24px;
  font-size:13px;
  background:#020617;
  border-bottom:1px solid rgba(212,175,55,.3);
}

/* CENTER PAGE */
.page-center{
  flex:1;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:40px 20px;
}

/* LOGIN CARD */
.login-card{
  background:linear-gradient(180deg,var(--panel),#020617);
  padding:48px 46px;
  border-radius:24px;
  width:100%;
  max-width:520px;
  text-align:center;
  box-shadow:
    0 40px 80px rgba(0,0,0,.85),
    inset 0 0 0 1px rgba(212,175,55,.25);
}

.login-card h1{
  font-size:34px;
  margin-bottom:6px;
}

.login-card h1 span{
  color:var(--gold);
}

.login-card h2{
  font-size:18px;
  color:var(--muted);
  margin-bottom:24px;
}

.desc{
  font-size:15px;
  line-height:1.6;
  margin-bottom:16px;
  color:#d1d5db;
}

.warning{
  font-size:14px;
  color:#facc15;
  margin-bottom:26px;
}

/* FORM */
.login-form{
  display:flex;
  flex-direction:column;
  gap:14px;
}

.login-form input{
  padding:14px 16px;
  border-radius:10px;
  border:1px solid #1f2937;
  background:#020617;
  color:white;
  font-size:15px;
}

.login-form input:focus{
  outline:none;
  border-color:var(--gold);
}

.login-form button{
  margin-top:10px;
  padding:14px;
  border:none;
  border-radius:999px;
  background:linear-gradient(135deg,#1d4ed8,#2563eb);
  color:white;
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  box-shadow:0 14px 40px rgba(37,99,235,.5);
}

.login-form button:hover{
  opacity:.92;
}

/* FOOTER */
.footer{
  text-align:center;
  font-size:13px;
  color:var(--muted);
  padding:18px;
}