/* ============================================
   LOGIN PAGE STYLES
   ============================================ */

.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: linear-gradient(135deg, #333 0%, #000 100%);
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: white;
  border-radius: 1rem;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  padding: 3rem;
}

.login-header {
  text-align: center;
  margin-bottom: 3rem;
}

.login-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.login-subtitle {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0;
}

.login-divider {
  display: flex;
  align-items: center;
  text-align: center;
  margin: 2rem 0;
  color: var(--text-light);
  font-size: 0.875rem;
}

.login-divider::before,
.login-divider::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid var(--border-color);
}

.login-divider span {
  padding: 0 1rem;
}

.login-section {
  margin-bottom: 2rem;
}

.login-section-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.microsoft-icon {
  width: 20px;
  height: 20px;
}

.forgot-password {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.875rem;
  text-align: right;
}

.login-footer {
  margin-top: 3rem;
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* Loading state */
.btn.loading {
  position: relative;
  pointer-events: none;
}

.btn.loading::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  top: 50%;
  left: 50%;
  margin-left: -8px;
  margin-top: -8px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spinner 0.6s linear infinite;
}

@keyframes spinner {
  to { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 480px) {
  .login-card {
    padding: 2rem;
  }
  
  .login-title {
    font-size: 1.5rem;
  }
}