:root {
  --til-card-bg: var(--background-color-alt);
  --til-card-border: rgba(0, 0, 0, 0.08);
  --til-muted: var(--text-color-alt);
}

@media (prefers-color-scheme: dark) {
  :root {
    --til-card-border: rgba(255, 255, 255, 0.12);
  }
}

.til-intro {
  margin-bottom: calc(var(--line-height) * 2);
}

.til-intro h1 {
  margin-bottom: var(--line-height);
  font-size: 1.75rem;
}

.til-intro p {
  color: var(--til-muted);
  max-width: 60ch;
}

.til-empty {
  color: var(--til-muted);
  font-style: italic;
}

.til-timeline {
  position: relative;
  padding-left: 2.5rem;
}

.til-timeline::before {
  content: "";
  position: absolute;
  top: 0.25rem;
  bottom: 0.25rem;
  left: 1rem;
  width: 2px;
  background: var(--til-card-border);
}

.til-year {
  position: relative;
  margin-bottom: calc(var(--line-height) * 3);
}

.til-year__label {
  position: absolute;
  left: -3.2rem;
  top: 0.25rem;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.15em;
  font-size: 0.75rem;
  color: var(--til-muted);
}

.til-year__entries {
  display: flex;
  flex-direction: column;
  gap: calc(var(--line-height) * 1.25);
}

.til-card {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.5ch;
  padding: calc(var(--line-height) * 1.25);
  background: var(--til-card-bg);
  border-radius: 16px;
  border: 1px solid var(--til-card-border);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.04);
  align-items: flex-start;
}

.til-card::before {
  content: "";
  position: absolute;
  top: 1.25rem;
  left: -1.9rem;
  width: 12px;
  height: 12px;
  background: var(--background-color);
  border: 3px solid var(--text-color);
  border-radius: 999px;
}

.til-card__date {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--til-muted);
  min-width: 3.5rem;
}

.til-card__body {
  min-width: 0;
}

.til-card__month {
  font-weight: var(--font-weight-medium);
}

.til-card__day {
  font-size: 1.4rem;
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
}

.til-card__title {
  margin: 0 0 calc(var(--line-height) / 2);
  font-size: 1.1rem;
  line-height: 1.4;
}

.til-card__title a {
  text-decoration: none;
}

.til-card__content > :first-child {
  margin-top: 0;
}

.til-card__content p {
  margin: calc(var(--line-height) / 2) 0;
}

.til-card__content {
  word-break: break-word;
}

.til-card__content ul,
.til-card__content ol {
  margin: calc(var(--line-height) / 2) 0 calc(var(--line-height) / 2) 1.5rem;
}

.til-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
  align-items: center;
}

.til-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.1rem 0.6rem;
  border-radius: 999px;
  border: 1px solid var(--til-card-border);
  font-size: 0.75rem;
  line-height: 1;
  text-transform: lowercase;
  letter-spacing: 0.02em;
  background: transparent;
}

.til-entry {
  margin-top: calc(var(--line-height) * 2);
}

.til-entry__header {
  display: flex;
  flex-direction: column;
  gap: calc(var(--line-height) / 2);
  margin-bottom: var(--line-height);
}

.til-entry__date {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--til-muted);
  font-size: 0.8rem;
  margin: 0;
}

.til-entry__title {
  margin: 0;
  font-size: 2rem;
}

.til-entry__body > :first-child {
  margin-top: 0;
}

.til-entry__footer {
  margin-top: calc(var(--line-height) * 2);
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .til-timeline {
    padding-left: 1.5rem;
  }

  .til-timeline::before {
    left: 0.5rem;
  }

  .til-year__label {
    position: static;
    writing-mode: initial;
    transform: none;
    font-size: 0.85rem;
    letter-spacing: 0.3em;
    margin-bottom: var(--line-height);
  }

  .til-card {
    grid-template-columns: 1fr;
    padding-left: calc(var(--line-height) * 1.25);
  }

  .til-card::before {
    left: -1rem;
  }

  .til-card__date {
    flex-direction: row;
    justify-content: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
  }

  .til-card__day {
    font-size: 1.2rem;
  }
}