/* * ----- // Header // ----- */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--header-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
}

.header-container {
  max-width: fit-content;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  position: relative;
}

header h1 {
  margin: 0;
  font-size: 2.8rem;
}

header h1 a {
  text-decoration: none;
  color: var(--text-main);
  background-image: var(--primary-gradient);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
  letter-spacing: -0.02em;
}

/* --- Contact Icons --- */
.contact-info {
  display: flex;
  gap: 1.2rem;
  font-style: normal;
  justify-content: center;
  flex-wrap: wrap;
}

.contact-info a {
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.3s ease;
}

.contact-info svg {
  width: 1.4rem;
  height: 1.4rem;
  flex-shrink: 0;
}

.contact-info a:hover {
  color: var(--accent-color);
  transform: translateY(-2px);
}

/* ----- // Theme Toggle Button // ----- */
.theme-toggle {
  position: absolute;
  right: 2rem;
  top: 50%;
  transform: translateY(-50%);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 10px 12px;
  cursor: pointer;
  border-radius: 50px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.theme-toggle:hover {
  background: var(--accent-color);
  color: #fff;
  border-color: var(--accent-color);
  transform: translateY(-50%) scale(1.05);
  box-shadow: 0 4px 12px rgba(92, 43, 182, 0.3);
}

.theme-icon {
  transition: all 0.3s ease;
}

/* Show sun in light mode, moon in dark mode */
[data-theme='light'] .moon-icon {
  display: none;
}

[data-theme='dark'] .sun-icon {
  display: none;
}

/* Rotate icon on theme change */
.theme-toggle:active .theme-icon {
  transform: rotate(180deg);
}

/* --- Responsive adjustments --- */
@media (max-width: 768px) {
  .theme-toggle {
    position: static;
    transform: none;
    margin-top: 8px;
  }
  
  .theme-toggle:hover {
    transform: scale(1.05);
  }
  
  .header-container {
    padding: 1rem;
  }
}