/* Changelog — a document page: dates are a real sequence, so they sit on a rail. */

/* ── header ────────────────────────────────── */

.log-head {
  padding-top: calc(var(--header-h) + var(--tank-inset) + clamp(56px, 8vw, 112px));
}

.log-head__grid {
  display: grid;
  grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  gap: 32px;
  align-items: center;
}

.log-head__copy {
  display: grid;
  gap: 18px;
}

.log-head__title {
  margin-top: 10px;
}

.log-head__lede {
  max-width: 40ch;
}

/* one specimen drifting beside the title: the page's only ornament */
.log-head__object {
  justify-self: center;
  width: min(300px, 26vw);
  animation: log-drift 11s var(--ease-in-out) infinite;
}

.log-head__object img {
  width: 100%;
  filter: drop-shadow(0 34px 44px rgb(11 34 48 / 0.2));
}

[data-theme="dark"] .log-head__object img {
  filter: drop-shadow(0 30px 44px rgb(0 0 0 / 0.5)) brightness(0.92);
}

@keyframes log-drift {
  0%,
  100% {
    transform: translateY(0) rotate(-2deg);
  }
  50% {
    transform: translateY(-14px) rotate(2deg);
  }
}

@media (max-width: 760px) {
  .log-head__grid {
    grid-template-columns: minmax(0, 1fr) 112px;
    align-items: end;
  }

  .log-head__object {
    width: 112px;
    align-self: start;
    margin-top: 24px;
  }
}

/* ── the rail ──────────────────────────────── */

.log {
  padding-top: clamp(56px, 7vw, 104px);
}

.log__days {
  position: relative;
  display: grid;
}

.log__days::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 10px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--line-strong) 0%, var(--line-strong) 82%, transparent);
}

.log-day {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
  gap: 16px var(--gutter);
  padding-bottom: clamp(48px, 6vw, 80px);
}

.log-day__when {
  position: sticky;
  top: calc(var(--header-h) + 40px);
  align-self: start;
  display: grid;
  justify-items: start;
  gap: 10px;
  padding-left: 34px;
}

.log-day__node {
  position: absolute;
  left: 0;
  top: 6px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--bg);
  box-shadow: 0 0 0 1.5px var(--line-strong) inset;
}

.log-day--latest .log-day__node {
  background: var(--accent);
  box-shadow: 0 0 0 5px color-mix(in oklab, var(--accent) 20%, transparent);
}

.log-day__date {
  font-size: 1rem;
  line-height: 1.4;
  font-weight: 640;
  letter-spacing: -0.005em;
  color: var(--ink);
}

.log-day__entries {
  display: grid;
}

.log-entry {
  display: grid;
  gap: 14px;
  justify-items: start;
  max-width: 62ch;
  padding-bottom: clamp(28px, 3vw, 40px);
}

.log-entry + .log-entry {
  padding-top: clamp(28px, 3vw, 40px);
  border-top: 1px solid var(--line);
}

.log-entry__title {
  font-size: clamp(1.4rem, 2vw, 1.75rem);
  line-height: 1.2;
  font-weight: 650;
  font-stretch: 92%;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.log-entry__body {
  display: grid;
  gap: 0.9em;
  font-family: var(--font-read);
  font-size: 1.125rem;
  line-height: 1.66;
  color: var(--ink-2);
}

.log-entry__body p:first-child {
  color: var(--ink);
}

:lang(zh) .log-entry__body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.85;
}

.log-entry__cta {
  font-weight: 600;
}

.log__note {
  max-width: 60ch;
  margin-left: 34px;
  padding-top: 8px;
}

@media (max-width: 900px) {
  .log-day {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .log-day__when {
    position: relative;
    top: auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
  }

  .log-day__node {
    top: 50%;
    translate: 0 -50%;
  }

  .log-day__entries {
    padding-left: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .log-head__object {
    animation: none;
  }
}

/* Chinese headings break at phrase boundaries (punctuation, spaces, <wbr>), never inside a
   word; a phrase wider than the line still wraps rather than overflowing. */
:lang(zh) main :is(h1, h2, h3, h4) {
  word-break: keep-all;
  overflow-wrap: anywhere;
}