:root {
  --primary-dark: #101e2b;
  --primary-light: #f1cd1c;
  --secondary: #e5e5e5;
  --error: #dc3545;
  --success: #28a745;
  --border-radius: 6px;
  --transition: all 0.3s ease;
}

body {
  background-color: var(--primary-dark);
  color: var(--secondary);
}

main {
  flex: 1;
  padding: 10rem;
}

/* Header Section */
main h2.text-center {
  color: var(--primary-light);
  font-size: 1.8rem;
  font-weight: 700;
  margin: 2rem 0;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
}

main h2.text-center::after {
  content: "";
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: var(--primary-light);
}

/* Message Area */
.area-mensagem {
  color: var(--primary-light);
  font-weight: 600;
  font-size: 1.5rem;
  margin: 1rem 0 2rem;
  padding: 0.5rem;
  border-radius: var(--border-radius);
}

/* Forms */
#frm-login, #frm-senha {
  margin-bottom: 3rem;
}

#frm-senha {
  display: none;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--secondary);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--border-radius);
  border: 1px solid rgba(229, 229, 229, 0.3);
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--secondary);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-light);
  box-shadow: 0 0 0 2px rgba(241, 205, 28, 0.3);
  background-color: rgba(255, 255, 255, 0.15);
}

/* Buttons */
.btn-site {
  background-color: var(--primary-light);
  color: var(--primary-dark);
  border: none;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 1px;
  width: 100%;
}

.btn-site:hover {
  background-color: #e6c119;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Links */
#lnkSenha, #lnkLogin {
  color: var(--secondary);
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  display: inline-block;
  padding: 0.5rem 0;
  cursor: pointer;
}

#lnkSenha:hover, #lnkLogin:hover {
  color: var(--primary-light);
  text-decoration: underline;
}

/* Footer Link */
main p.text-center {
  color: var(--secondary);
  font-size: 1.5rem;
  margin: 2rem 0;
}

main p.text-center a {
  color: var(--primary-light);
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
}

main p.text-center a:hover {
  text-decoration: underline;
}

/* Responsive Adjustments */
@media (min-width: 768px) {
  main h2.text-center {
    font-size: 2.5rem;
    margin: 3rem 0;
  }

  .btn-site {
    width: auto;
  }

  #frm-senha {
    margin-bottom: 6rem;
  }
}

@media (max-width: 576px) {
  main h2.text-center {
    font-size: 1.5rem;
  }

  .col-xs-8.text-right {
    text-align: left !important;
    margin-top: 1rem;
  }
}