/* ---------------- Header ---------------- */
.site-header {
  display: flex;
  justify-content: center; /* centers the combo horizontally */
  padding: 30px 20px;
  background: linear-gradient(135deg, #f0f0f5, #ffffff, #e8f0ff);
  background-size: 400% 400%;
  animation: gradientAnimation 15s ease infinite;
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
  font-family: 'Inter', sans-serif;
  position: relative;
}

/* Gradient animation */
@keyframes gradientAnimation {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Combined logo + text block */
.header-combo {
  display: flex;
  align-items: center;
  text-align: left; /* logo left, text right */
  max-width: 800px;
  gap: 20px; /* space between logo and text */
}

/* Logo */
.logo {
  max-width: 120px;
  height: auto;
}

/* Text container */
.header-text {
  display: flex;
  flex-direction: column;
}

/* Description */
.header-description {
  margin: 0;
  font-size: 1.1rem;
  line-height: 1.6;
  color: #333;
  font-weight: 500;
}

/* Email */
.header-email {
  display: inline-flex;
  align-items: center;
  margin-top: 6px;
  font-weight: 600;
  color: #1a73e8;
  text-decoration: none;
  transition: all 0.3s ease;
}

.header-email:hover {
  text-decoration: underline;
  color: #1558b0;
}

.email-icon {
  margin-right: 6px;
  font-size: 1.1rem;
  transition: transform 0.3s ease;
}

.header-email:hover .email-icon {
  transform: translateY(-2px);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .header-combo {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }
  .header-description {
    font-size: 1rem;
  }
}