/* ==========================================================================
   Layout — Grid, Sections, Container
   ========================================================================== */

/* ==========================================================================
   Container
   ========================================================================== */

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

/* ==========================================================================
   Sections
   ========================================================================== */

section {
  padding: var(--space-4xl) 0;
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-title h2 {
  display: inline-block;
  position: relative;
  padding-bottom: var(--space-sm);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0.01em;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: var(--color-accent);
  border-radius: var(--radius-full);
}

/* ==========================================================================
   Hero Section — Editorial horizontal layout
   ========================================================================== */

.hero {
  background-color: var(--color-bg);
  color: var(--color-text);
  padding-top: calc(var(--space-4xl) + 60px);
  padding-bottom: var(--space-2xl);
}

.hero__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2xl);
}

.hero__image {
  width: 200px;
  height: 200px;
  border-radius: var(--radius-xl);
  object-fit: cover;
  box-shadow: var(--shadow-lg);
  flex-shrink: 0;
}

.hero__text {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  text-align: center;
}

.hero__name {
  font-family: var(--font-display);
  font-size: var(--text-6xl);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.02em;
}

.hero__divider {
  width: 40px;
  height: 2px;
  background: var(--color-accent);
  border-radius: var(--radius-full);
  margin: var(--space-sm) 0;
}

.hero__tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-xl);
  color: var(--color-text-muted);
  font-weight: 300;
  letter-spacing: 0.01em;
}

/* Desktop: horizontal layout — text left, photo right */
@media (min-width: 768px) {
  .hero {
    padding-top: calc(var(--space-5xl) + 80px);
    padding-bottom: var(--space-3xl);
  }

  .hero__content {
    flex-direction: row-reverse;
    align-items: center;
    gap: var(--space-4xl);
  }

  .hero__image {
    width: 280px;
    height: 280px;
  }

  .hero__text {
    align-items: flex-start;
    text-align: left;
    flex: 1;
    gap: var(--space-md);
  }
}

@media (min-width: 1024px) {
  .hero__image {
    width: 320px;
    height: 320px;
  }
}

/* ==========================================================================
   About Section — Clean Timeline
   ========================================================================== */

.about {
  background-color: var(--color-bg);
}

/* Timeline Layout — single column, editorial spacing */
.timeline {
  position: relative;
  max-width: 680px;
  margin: 0 auto;
}

/* Vertical line — mobile only */
.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-border));
}

@media (min-width: 768px) {
  .timeline::before {
    display: none;
  }
}

.timeline__item {
  position: relative;
  padding-left: 48px;
  padding-bottom: var(--space-xl);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

/* Timeline dot — mobile only */
.timeline__dot {
  position: absolute;
  left: 10px;
  top: 4px;
  width: 11px;
  height: 11px;
  background: var(--color-accent);
  border: 2px solid var(--color-bg);
  border-radius: var(--radius-full);
}

/* Desktop: remove dots, generous spacing, no left padding */
@media (min-width: 768px) {
  .timeline__item {
    padding-left: 0;
    padding-bottom: var(--space-2xl);
  }

  .timeline__item:last-child {
    padding-bottom: 0;
  }

  .timeline__dot {
    display: none;
  }
}

.timeline__date {
  display: block;
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-base);
  font-weight: 300;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
  letter-spacing: 0.02em;
}

@media (min-width: 768px) {
  .timeline__date {
    font-size: var(--text-lg);
  }
}

/* Scroll reveal animation */
.timeline__item .card {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 600ms cubic-bezier(0.4, 0, 0.2, 1),
    transform 600ms cubic-bezier(0.4, 0, 0.2, 1);
}

.timeline__item.visible .card {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger animation for sequential items */
.timeline__item:nth-child(2).visible .card {
  transition-delay: 50ms;
}

.timeline__item:nth-child(3).visible .card {
  transition-delay: 100ms;
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  .timeline__item .card {
    opacity: 1;
    transform: none;
  }
}

/* ==========================================================================
   Additional Info Section
   ========================================================================== */

.info-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  max-width: 680px;
  margin: 0 auto;
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

@media (min-width: 640px) {
  .info-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl) var(--space-2xl);
  }
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.info-item__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  margin-top: 2px;
}

.info-item__icon svg {
  width: 20px;
  height: 20px;
}

.info-item__content p {
  margin: 0;
  color: var(--color-text-muted);
}

/* ==========================================================================
   Contact Section
   ========================================================================== */

.contact {
  background-color: var(--color-bg-alt);
}

.contact__content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.contact__email {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 400;
  margin-top: var(--space-lg);
}

/* ==========================================================================
   Footer
   ========================================================================== */

footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xl);
}

.footer__heading {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-lg);
  font-weight: 300;
  color: var(--color-footer-muted);
}

.footer__social {
  display: flex;
  gap: var(--space-lg);
}

.footer__social .btn--social {
  background: transparent;
  border-color: var(--color-footer-muted);
  color: var(--color-footer-muted);
}

.footer__social .btn--social:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.footer__bottom {
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  font-size: var(--text-sm);
  color: var(--color-footer-muted);
}

.footer__bottom a {
  color: var(--color-accent);
}

/* ==========================================================================
   Responsive Adjustments
   ========================================================================== */

@media (max-width: 768px) {
  section {
    padding: var(--space-3xl) 0;
  }
}

@media (max-width: 480px) {
  :root {
    --container-padding: var(--space-md);
  }

  section {
    padding: var(--space-2xl) 0;
  }
}