/* ============================================
    ABOUT SECTION - Compact Layout
    About + Timeline + Skills + Infra
    ============================================ */

.about {
  padding: var(--space-xl) 0;
  background-color: var(--bg-primary);
  position: relative;
}

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

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

/* Left Column */
.about__left {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.about__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.about__text {
  font-size: var(--text-body);
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 50ch;
}

.about__subtitle {
  font-family: var(--font-display);
  font-size: var(--text-small);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: var(--space-md);
}

/* Timeline (compact) */
.timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 5px;
  width: 2px;
  background: var(--border);
  z-index: 0;
}

.timeline__item {
  position: relative;
  padding-left: var(--space-lg);
  z-index: 1;
}

.timeline__dot {
  position: absolute;
  left: 0;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--text-primary);
  transition: background var(--transition-base);
}

.timeline__item:hover .timeline__dot {
  background: var(--accent);
}

.timeline__date {
  font-family: var(--font-display);
  font-size: var(--text-tiny);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 2px;
}

.timeline__role {
  font-family: var(--font-display);
  font-size: var(--text-body);
  color: var(--text-primary);
  margin-bottom: 2px;
}

.timeline__company {
  font-size: var(--text-tiny);
  color: var(--text-muted);
}

/* Right Column */
.about__right {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

/* Skills Grid (compact) */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
}

.skill-category {
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  transition: all var(--transition-base);
  border: 1px solid var(--border);
}

.skill-category:hover {
  background: var(--bg-tertiary);
  border-color: var(--accent-glow);
}

.skill-category__header {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-bottom: var(--space-sm);
}

.skill-category__icon {
  width: 16px;
  height: 16px;
  color: var(--accent);
  flex-shrink: 0;
}

.skill-category__title {
  font-family: var(--font-display);
  font-size: var(--text-tiny);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.skill__items {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.skill__item {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  text-decoration: none;
}

.skill__item:hover {
  color: var(--text-light);
  background: var(--accent);
  transform: translateY(-2px);
}

/* Infrastructure (compact) */
.infra__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
}

.infra-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.infra-card:hover {
  border-color: var(--accent);
  background: var(--bg-tertiary);
  transform: translateY(-2px);
}

.infra-card__icon {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  flex-shrink: 0;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.infra-card__icon svg {
  width: 18px;
  height: 18px;
  color: var(--text-light);
}

.infra-card__os-img {
  width: 28px;
  height: 28px;
  object-fit: contain;
  display: block;
  transition: transform var(--transition-base);
}

.infra-card:hover .infra-card__icon {
  transform: scale(1.1);
  box-shadow: 0 0 14px var(--accent-glow, rgba(99, 102, 241, 0.4));
}

.infra-card:hover .infra-card__os-img {
  transform: scale(1.1);
}

.infra-card__info {
  min-width: 0;
}

.infra-card__info h4 {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
  white-space: nowrap;
}

.infra-card__info p {
  font-size: var(--text-tiny);
  color: var(--text-muted);
}

/* Responsive */
@media (max-width: 900px) {
  .about__grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
}

@media (max-width: 600px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }

  .infra__grid {
    grid-template-columns: 1fr;
  }
}