:root{
  --bg:#f6fbff;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#64748b;
  --line:#dbeafe;
  --blue:#1e88ff;
  --shadow: 0 12px 30px rgba(15,23,42,.10);
  --radius: 16px;
}

*{ box-sizing:border-box; }
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial;
  background: #d2ebfd;
  color: var(--text);
}
.login-wrapper{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
}
.login-container{
  width: 420px;
  max-width: 100%;
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
  border: 1px solid var(--line);
}
.login-header h2{
  margin: 0 0 14px;
  text-align:center;
}
.input-box{
  display:flex;
  align-items:center;
  gap:10px;
  border:1px solid var(--line);
  padding: 10px 12px;
  border-radius: 12px;
  margin-bottom: 12px;
  background:#fff;
}
.input-box .icon{ width: 22px; text-align:center; }
.input-box input{
  border:none;
  outline:none;
  width:100%;
  font-size: 15px;
}
.remember-row{
  display:flex;
  align-items:center;
  gap:8px;
  font-size: 14px;
  color: var(--muted);
  margin: 6px 0 14px;
}
.btn{
  width:100%;
  border:none;
  border-radius: 12px;
  padding: 12px 14px;
  font-weight: 700;
  background: var(--blue);
  color:#fff;
  cursor:pointer;
}
.alert{
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  font-size: 14px;
}
.alert-warning{ background:#fff7ed; border:1px solid #fed7aa; }
.alert-error{ background:#fef2f2; border:1px solid #fecaca; }

.info-box{
  border:1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  background:#fff;
  color: var(--muted);
  margin-bottom: 12px;
}

.login-footer{
  margin-top: 14px;
  text-align:center;
}
.login-footer a{
  color: var(--muted);
  text-decoration:none;
}
.login-footer a:hover{ text-decoration:underline; }