/* ============================================================
   E-LEARNING PLATFORM — Login Page Styles
   ============================================================ */
.login-page {
  min-height: 100vh;
  display: flex;
  background: linear-gradient(165deg, var(--navy-900) 0%, var(--navy-800) 50%, var(--navy-700) 100%);
  position: relative;
  overflow: hidden;
}
.login-page::before {
  content: '';
  position: absolute; top: -30%; right: -15%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(212,168,67,0.06) 0%, transparent 70%);
  border-radius: 50%;
}
.login-page::after {
  content: '';
  position: absolute; bottom: -20%; left: -10%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(59,130,246,0.05) 0%, transparent 70%);
  border-radius: 50%;
}

/* Left panel - branding */
.login-branding {
  flex: 1;
  display: flex; flex-direction: column;
  justify-content: center; align-items: center;
  padding: var(--space-8);
  position: relative; z-index: 1;
}
.login-branding-content { max-width: 420px; text-align: center; }
.login-branding .brand-icon {
  width: 100px; height: 100px;
  background: linear-gradient(135deg, var(--red-500), var(--red-600));
  border-radius: var(--radius-xl);
  display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: 1.75rem;
  margin: 0 auto var(--space-6);
  /* box-shadow: 0 8px 24px rgba(255, 255, 255, 0.3); */
}
.login-branding h1 { color: var(--white); font-size: var(--font-size-xl); margin-bottom: var(--space-4); }
.login-branding p { color: var(--gray-400); font-size: var(--font-size-sm); line-height: var(--line-height-relaxed); }
.login-features { margin-top: var(--space-8); text-align: left; }
.login-feature-item {
  display: flex; align-items: center; gap: var(--space-3);
  margin-bottom: var(--space-4);
  color: var(--gray-300); font-size: var(--font-size-sm);
}
.login-feature-item i { color: var(--gold-400); width: 20px; height: 20px; flex-shrink: 0; }

/* Right panel - form */
.login-form-panel {
  width: 480px;
  display: flex; align-items: center; justify-content: center;
  padding: var(--space-8);
  position: relative; z-index: 1;
}
.login-card {
  width: 100%; max-width: 400px;
  background: var(--white);
  border-radius: var(--radius-2xl);
  padding: var(--space-10);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  animation: scaleIn 0.4s ease-out;
}
.login-card h2 {
  font-size: var(--font-size-lg);
  color: var(--gray-900);
  margin-bottom: var(--space-2);
}
.login-card .login-subtitle {
  font-size: var(--font-size-sm);
  color: var(--gray-500);
  margin-bottom: var(--space-8);
}
.login-card .form-group { margin-bottom: var(--space-5); }
.login-card .form-label {
  display: block; font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--gray-700); margin-bottom: var(--space-2);
}
.login-card .form-control {
  width: 100%; padding: 0.75rem 1rem;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
}
.login-card .form-control:focus {
  border-color: var(--gold-500);
  box-shadow: 0 0 0 3px rgba(212,168,67,0.15);
}
.login-card .input-icon-wrapper {
  position: relative;
}
.login-card .input-icon-wrapper .input-icon {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  color: var(--gray-400); width: 18px; height: 18px;
}
.login-card .input-icon-wrapper .form-control { padding-left: 2.5rem; }
.login-card .form-footer {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: var(--space-6);
}
.login-card .remember-label {
  display: flex; align-items: center; gap: var(--space-2);
  font-size: var(--font-size-sm); color: var(--gray-600); cursor: pointer;
}
.login-card .forgot-link { font-size: var(--font-size-sm); color: var(--gold-600); }
.login-card .forgot-link:hover { color: var(--gold-500); }
.login-card .btn-login {
  width: 100%; padding: 0.8rem;
  font-size: var(--font-size-base);
}
.login-card .login-divider {
  text-align: center; margin: var(--space-6) 0;
  position: relative;
}
.login-card .login-divider::before {
  content: ''; position: absolute; left: 0; top: 50%;
  width: 100%; height: 1px; background: var(--gray-200);
}
.login-card .login-divider span {
  background: var(--white); padding: 0 var(--space-4);
  font-size: var(--font-size-xs); color: var(--gray-400);
  position: relative;
}
.login-back {
  text-align: center; margin-top: var(--space-4);
}
.login-back a {
  font-size: var(--font-size-sm); color: var(--gray-500);
  display: inline-flex; align-items: center; gap: var(--space-2);
}
.login-back a:hover { color: var(--gray-700); }

.login-alert {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-5);
  display: flex; align-items: center; gap: var(--space-2);
}
.login-alert.alert-danger { background: var(--danger-light); color: var(--danger-dark); }
.login-alert.alert-success { background: var(--success-light); color: var(--success-dark); }

@media (max-width: 900px) {
  .login-branding { display: none; }
  .login-form-panel { width: 100%; }
}
@media (max-width: 480px) {
  .login-card { padding: var(--space-6); border-radius: var(--radius-xl); }
  .login-form-panel { padding: var(--space-4); }
}