/* Custom CSS Variables */
:root {
  --accent-color: #aa3044;
  --accent-hover: #cc3a52;
  --accent-focus: rgba(170, 48, 68, 0.125);
}

/* Profile Header */
.profile-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin: 3rem 0;
  gap: 2rem;
}

.profile-image img {
  width: 200px;
  object-fit: cover;
}

.profile-content h1 {
  margin-bottom: 0.5rem;
}

.profile-content .title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--accent-color);
  margin-bottom: 0.25rem;
}

.profile-content .tagline {
  font-style: italic;
  color: var(--muted-color);
  margin-top: 0;
}

@media (min-width: 768px) {
  .profile-header {
    flex-direction: row;
    text-align: left;
    align-items: flex-start;
  }
}

/* Overview Section */
.overview {
  margin: 2rem 0 3rem;
  padding: 1.5rem;
  background: var(--card-background-color);
  border-left: 4px solid var(--accent-color);
  border-radius: var(--border-radius);
}

.overview p:last-child {
  margin-bottom: 0;
}

/* Expertise Grid */
.expertise {
  margin: 3rem 0;
}

.expertise-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

@media (min-width: 768px) {
  .expertise-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.expertise-card {
  padding: 1.5rem;
  background: var(--card-background-color);
  border-radius: var(--border-radius);
  border-left: 4px solid var(--accent-color);
}

.expertise-card h3 {
  color: var(--accent-color);
  margin-bottom: 1rem;
  font-size: 1.25rem;
}

.expertise-card p {
  margin-bottom: 0;
}

/* Experience Timeline */
.experience {
  margin: 3rem 0;
}

.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--accent-color);
}

.timeline-item {
  position: relative;
  margin-bottom: 3rem;
  padding-left: 2rem;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-marker {
  position: absolute;
  left: -2.4rem;
  top: 1.5rem;
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background: var(--accent-color);
  border: 4px solid var(--background-color);
}

.timeline-content h3 {
  margin-bottom: 0.25rem;
  font-size: 1.5rem;
}

.timeline-content h4 {
  color: var(--accent-color);
  font-weight: 600;
  margin-bottom: 0.5rem;
  font-size: 1.125rem;
}

.timeline-date {
  font-style: italic;
  color: var(--muted-color);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.timeline-content ul {
  margin-top: 1rem;
  padding-left: 1.5rem;
}

.timeline-content ul li {
  margin-bottom: 0.5rem;
}

/* Contact Footer */
.contact-footer {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--muted-border-color);
  text-align: center;
}

.contact {
  margin-bottom: 2rem;
}

.social-links {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  margin-top: 1rem;
}

.social-links a {
  color: var(--accent-color);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: color 0.2s ease;
}

.social-links a svg {
  width: 28px;
  height: 28px;
  fill: var(--accent-color);
  transition: fill 0.2s ease;
}

.social-links a:hover svg {
  fill: var(--accent-hover);
}

.copyright {
  color: var(--muted-color);
  font-size: 0.9rem;
  margin-top: 2rem;
}

/* Link Styling */
a {
  color: var(--accent-color);
  text-decoration-color: var(--accent-color);
}

a:hover {
  color: var(--accent-hover);
  text-decoration-color: var(--accent-hover);
}

a:focus {
  background-color: var(--accent-focus);
}