/* Changelog: counts that filter, a timeline of releases, and an index of versions.
   Builds on styles.css, nav.css, finance.css. */
.log { max-width: 1240px; }

/* ---------- counts, which double as filters ---------- */
.log-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-bottom: 22px; }
.log-stat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  padding: 14px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-bottom: 3px solid var(--ink);
  font: inherit;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease;
}
.log-stat:hover { border-color: var(--ink); }
.log-stat .cap { font-weight: 700; color: var(--ink); }
.log-stat.k-new .cap::before, .log-stat.k-improved .cap::before, .log-stat.k-fixed .cap::before { content: ''; display: inline-block; width: 8px; height: 8px; margin-right: 7px; vertical-align: 0; }
.log-stat.k-new .cap::before, .rel-kind.k-new::before { background: var(--accent); }
.log-stat.k-improved .cap::before, .rel-kind.k-improved::before { background: var(--ink); }
.log-stat.k-fixed .cap::before, .rel-kind.k-fixed::before { background: transparent; box-shadow: inset 0 0 0 1.5px var(--ink); }
.log-num { color: var(--ink); }
.log-sub { font-family: var(--mono); font-size: 9.5px; letter-spacing: .04em; color: var(--ink-2); }
.log-stat.is-active { background: var(--ink); border-color: var(--ink); box-shadow: 4px 4px 0 var(--accent); transform: translate(-2px, -2px); color: #fff; }
.log-stat.is-active .cap, .log-stat.is-active .log-num { color: #fff; }
.log-stat.is-active .log-sub { color: #b7b4c0; }
.log-stat.is-active.k-improved .cap::before { background: #fff; }
.log-stat.is-active.k-fixed .cap::before { box-shadow: inset 0 0 0 1.5px #fff; }

/* ---------- timeline + index ---------- */
.log-grid { display: grid; grid-template-columns: minmax(0, 1fr) 240px; gap: 28px; align-items: start; }
.releases { position: relative; list-style: none; margin: 0; padding: 0 0 0 28px; }
.releases::before { content: ''; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px; background: var(--line); }
.release { position: relative; padding-bottom: 18px; scroll-margin-top: 16px; }
.rel-dot { position: absolute; left: -28px; top: 20px; width: 16px; height: 16px; background: var(--paper); border: 2px solid var(--ink); }
.is-latest .rel-dot { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }

.rel-card { padding: 16px 18px 6px; background: var(--card); border: 1px solid var(--line); border-bottom: 3px solid var(--ink); }
.is-latest .rel-card { border-color: var(--ink); box-shadow: 5px 5px 0 var(--ink); }
.rel-head { display: flex; align-items: center; gap: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.rel-v { flex: none; color: var(--muted); }
.is-latest .rel-v { color: var(--ink); }
.rel-title { display: flex; flex-direction: column; gap: 3px; flex: 1; min-width: 0; }
.rel-title h2 { margin: 0; font-size: 17px; font-weight: 700; letter-spacing: -.01em; }
.rel-title .cap { color: var(--ink-2); }

.rel-group { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 14px; padding: 12px 0; border-top: 1px solid var(--rule); }
.rel-head + .rel-group { border-top: 0; }
.rel-kind { display: flex; align-items: center; gap: 7px; height: 20px; font-family: var(--mono); font-size: 9px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--ink); }
.rel-kind::before { content: ''; width: 8px; height: 8px; flex: none; }
.rel-kind b { padding: 1px 5px; background: var(--paper-3); font-weight: 700; letter-spacing: 0; }
.rel-list { display: flex; flex-direction: column; gap: 8px; margin: 0; padding: 0; list-style: none; }
.rel-list li { position: relative; padding-left: 14px; font-size: 12.5px; line-height: 1.55; color: var(--ink); }
.rel-list li::before { content: ''; position: absolute; left: 0; top: 8px; width: 5px; height: 1.5px; background: var(--lip); }

.log-index { position: sticky; top: 12px; display: flex; flex-direction: column; gap: 2px; }
.log-index > .cap { display: flex; align-items: center; gap: 8px; padding: 0 4px 8px; font-size: 8px; font-weight: 700; color: var(--muted); }
.log-index > .cap::after { content: ''; flex: 1; height: 1px; background: var(--line); }
.log-index button { display: flex; align-items: baseline; gap: 10px; padding: 6px 8px; background: none; border: 1px solid transparent; font: inherit; text-align: left; color: var(--ink-2); cursor: pointer; }
.log-index button:hover { background: var(--card); border-color: var(--line); color: var(--ink); }
.log-index button:disabled { opacity: .4; cursor: default; background: none; border-color: transparent; }
.li-v { flex: none; width: 30px; font-family: var(--mono); font-size: 10px; font-weight: 700; color: var(--ink); }
.li-t { overflow: hidden; font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
.log-index button:first-of-type .li-v { color: var(--accent); }

@media (max-width: 1000px) {
  .log-grid { grid-template-columns: minmax(0, 1fr); }
  .log-index { display: none; }
}
@media (max-width: 760px) {
  .log-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .log-stat { padding: 12px; }
  .releases { padding-left: 22px; }
  .releases::before { left: 5px; }
  .rel-dot { left: -22px; width: 12px; height: 12px; }
  .rel-card { padding: 14px 14px 4px; }
  .is-latest .rel-card { box-shadow: 3px 3px 0 var(--ink); }
  .rel-head { flex-wrap: wrap; gap: 10px; }
  .rel-group { grid-template-columns: minmax(0, 1fr); gap: 8px; }
}
@media (prefers-reduced-motion: reduce) { .log-stat { transition: none; } .log-stat.is-active { transform: none; } }