/* =========================================================
   Changelog — timeline tecnica delle versioni del tema.
   (page-changelog.php + inc/changelog-data.php)

   Registro: tecnico/nerd nell'identità del design system.
   IBM Plex Mono è il protagonista — versioni e hash sono
   contenuto, non decorazione. Profondità via bordi, mai shadow.
   ========================================================= */

/* ── 0. Variabili locali ─────────────────────────────────── */
.mz-cl {
  --cl-line-color:  var(--border-strong);
  --cl-dot-size:    12px;
  --cl-track-w:     40px;         /* larghezza colonna track (dot + linea) */
  --cl-indent:      calc(var(--cl-track-w) + var(--s-6));
  --cl-ver-gap:     var(--s-9);   /* spazio verticale tra versioni */
}

/* ── 1. Hero — terminale su Inchiostro ───────────────────── */
.mz-cl-hero {
  background: var(--paper-ink);
  color: var(--ink-on-dark);
  padding: var(--s-9) 0 var(--s-10);
  border-bottom: 1px solid var(--border-on-dark);
}

/* Shell terminale */
.mz-cl-hero__shell {
  font-family: var(--ff-mono);
  font-size: var(--t-sm);
  line-height: 1.6;
  color: oklch(72% 0.01 80);
  margin-bottom: var(--s-9);
  padding: var(--s-5) var(--s-6);
  background: oklch(16% 0.005 80);
  border: 1px solid var(--border-on-dark);
  border-radius: var(--r-2);
  overflow: hidden;
}

/* Prompt line */
.mz-cl-hero__prompt {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0 0.35em;
  margin-bottom: var(--s-4);
  white-space: nowrap;
}
.mz-cl-hero__ps1   { color: oklch(76% 0.13 145); font-weight: 600; }
.mz-cl-hero__at    { color: oklch(65% 0.01 80); }
.mz-cl-hero__host  { color: oklch(72% 0.11 230); font-weight: 600; }
.mz-cl-hero__colon { color: oklch(65% 0.01 80); }
.mz-cl-hero__tilde { color: oklch(72% 0.11 230); }
.mz-cl-hero__dollar { color: oklch(65% 0.01 80); }
.mz-cl-hero__cmd   { color: oklch(90% 0.01 80); }

/* Cursore lampeggiante */
.mz-cl-hero__cursor {
  display: inline-block;
  width: 0.55em;
  height: 1.1em;
  background: oklch(90% 0.01 80);
  vertical-align: text-bottom;
  animation: cl-blink 1.1s step-start infinite;
}
@keyframes cl-blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .mz-cl-hero__cursor { animation: none; }
}

/* Log lines */
.mz-cl-hero__output {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.mz-cl-hero__log-line {
  display: flex;
  align-items: baseline;
  gap: 0 var(--s-4);
}
.mz-cl-hero__hash  {
  color: oklch(64% 0.13 50);   /* arancio tenue — accent palette */
  font-weight: 700;
  min-width: 5ch;
  font-feature-settings: 'tnum', 'zero';
}
.mz-cl-hero__ref   { color: oklch(72% 0.11 145); }
.mz-cl-hero__date  { color: oklch(65% 0.01 80); margin-left: auto; }
.mz-cl-hero__log-line--more { opacity: 0.5; }


/* Hero meta: eyebrow + titolo + stats */
.mz-cl-hero .mz-eyebrow {
  color: var(--ink-on-dark);
  opacity: 0.55;
  margin-bottom: var(--s-5);
  display: block;
}

.mz-cl-hero__title {
  font: 800 clamp(40px, 6vw, 68px) / 1.0 var(--ff-ui);
  letter-spacing: -0.03em;
  color: var(--ink-on-dark);
  margin: 0 0 var(--s-8);
}
.mz-cl-hero__title em {
  font-style: normal;
  font-family: var(--ff-mono);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--brand);
}

/* Stats strip */
.mz-cl-hero__stats {
  display: flex;
  gap: 1px;
  background: var(--border-on-dark);
  border: 1px solid var(--border-on-dark);
  border-radius: var(--r-2);
  overflow: hidden;
}
.mz-cl-hero__stat {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
  padding: var(--s-5) var(--s-6);
  background: oklch(22% 0.005 80);
}
.mz-cl-hero__stat-val {
  font: 700 28px / 1 var(--ff-mono);
  font-feature-settings: 'tnum', 'zero';
  letter-spacing: -0.02em;
  color: var(--ink-on-dark);
}
.mz-cl-hero__stat-label {
  font: 600 var(--t-xs) / 1 var(--ff-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: oklch(72% 0.01 80);
}

@media (max-width: 600px) {
  .mz-cl-hero__prompt { white-space: normal; }
  .mz-cl-hero__shell  { padding: var(--s-4); font-size: 11px; }
  .mz-cl-hero__stats  { flex-wrap: wrap; }
  .mz-cl-hero__stat   { min-width: calc(50% - 1px); }
}


/* ── 2. Body — area timeline ─────────────────────────────── */
.mz-cl-body {
  padding: var(--s-10) 0;
  background: var(--paper);
}

.mz-cl-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
}


/* ── 3. Singola versione ─────────────────────────────────── */
.mz-cl-version {
  display: grid;
  grid-template-columns: var(--cl-track-w) 1fr;
  gap: 0 var(--s-6);
  padding-bottom: var(--cl-ver-gap);
}
.mz-cl-version--last {
  padding-bottom: 0;
}


/* ── 4. Track (dot + linea verticale) ───────────────────── */
.mz-cl-track {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  padding-top: 2px;   /* allinea il dot al testo del numero versione */
}

.mz-cl-dot {
  flex-shrink: 0;
  width: var(--cl-dot-size);
  height: var(--cl-dot-size);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Colore dot per tipo di release */
.mz-cl-version--major   .mz-cl-dot { color: var(--brand); }
.mz-cl-version--minor   .mz-cl-dot { color: var(--ink-2); }
.mz-cl-version--patch   .mz-cl-dot { color: var(--ink-4); }
.mz-cl-version--latest  .mz-cl-dot { color: var(--brand); }

.mz-cl-dot svg {
  width: 100%;
  height: 100%;
  overflow: visible;
}

/* Linea verticale che connette le versioni */
.mz-cl-line {
  flex: 1;
  width: 1px;
  background: var(--cl-line-color);
  min-height: var(--s-7);
  margin-top: var(--s-2);
}


/* ── 5. Contenuto versione ───────────────────────────────── */
.mz-cl-version__inner {
  min-width: 0;
  padding-top: 0;
}

.mz-cl-version__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--s-4);
  flex-wrap: wrap;
  margin-bottom: var(--s-5);
  padding-bottom: var(--s-4);
  border-bottom: 1px solid var(--border);
}

.mz-cl-version__ident {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--s-2);
}

/* Numero versione — protagonista della riga */
.mz-cl-version__num {
  font: 700 clamp(22px, 3vw, 28px) / 1 var(--ff-mono);
  font-feature-settings: 'tnum', 'zero';
  letter-spacing: -0.02em;
  color: var(--ink-1);
}
.mz-cl-version--latest .mz-cl-version__num {
  color: var(--brand);
}

/* Data e hash — destra dell'header */
.mz-cl-version__dateline {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  flex-shrink: 0;
}
.mz-cl-version__date {
  font: 500 var(--t-sm) / 1 var(--ff-mono);
  font-feature-settings: 'tnum', 'zero';
  color: var(--ink-3);
  letter-spacing: 0;
}
.mz-cl-version__hash {
  font: 400 var(--t-xs) / 1 var(--ff-mono);
  font-feature-settings: 'tnum', 'zero';
  color: var(--ink-4);
  letter-spacing: 0.03em;
}


/* ── 6. Badge (LATEST, MAJOR, MINOR, PATCH) ─────────────── */
.mz-cl-badge {
  display: inline-flex;
  align-items: center;
  font: 700 10px / 1 var(--ff-mono);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  padding: 3px 6px;
  border-radius: var(--r-1);
  white-space: nowrap;
}

/* LATEST — brand rosso */
.mz-cl-badge--latest {
  background: var(--brand);
  color: #ffffff;
}

/* MAJOR — carta stampa + testo ink-1 */
.mz-cl-badge--major {
  background: var(--paper-3);
  color: var(--ink-1);
  border: 1px solid var(--border-strong);
}

/* MINOR — border ghost */
.mz-cl-badge--minor {
  background: transparent;
  color: var(--ink-3);
  border: 1px solid var(--border);
}

/* PATCH — tenue */
.mz-cl-badge--patch {
  background: transparent;
  color: var(--ink-4);
  border: 1px solid var(--border-soft);
}


/* ── 7. Lista modifiche ──────────────────────────────────── */
.mz-cl-entries {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--r-2);
  overflow: hidden;
}

.mz-cl-entry {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 0 var(--s-4);
  align-items: baseline;
  padding: var(--s-4) var(--s-5);
  background: var(--paper);
  transition: background 120ms ease-out;
}
.mz-cl-entry:hover {
  background: var(--paper-2);
}
@media (prefers-reduced-motion: reduce) {
  .mz-cl-entry { transition: none; }
}

/* Tag chip (UI, PHP, CSS, WC, NEW, FIX, PERF...) */
.mz-cl-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font: 700 10px / 1 var(--ff-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 6px;
  border-radius: var(--r-1);
  /* Default: chip neutro */
  background: var(--paper-3);
  color: var(--ink-2);
  border: 1px solid var(--border);
  white-space: nowrap;
}

/* Varianti semantiche */
.mz-cl-tag--new  { background: oklch(94% 0.028 145); color: oklch(36% 0.10 145); border-color: oklch(80% 0.06 145); }
.mz-cl-tag--fix  { background: var(--brand-tint); color: var(--brand-ink); border-color: oklch(85% 0.05 27); }
.mz-cl-tag--perf { background: var(--accent-tint); color: var(--accent-ink); border-color: oklch(85% 0.05 65); }
.mz-cl-tag--sec  { background: oklch(93% 0.025 27); color: oklch(40% 0.18 27); border-color: oklch(80% 0.06 27); }
.mz-cl-tag--wc   { background: oklch(93% 0.025 290); color: oklch(38% 0.10 290); border-color: oklch(80% 0.04 290); }

.mz-cl-entry__text {
  font: 400 var(--t-sm) / 1.5 var(--ff-ui);
  color: var(--ink-2);
}


/* ── 8. Separatore di fase ───────────────────────────────── */
.mz-cl-phase {
  display: flex;
  align-items: center;
  gap: var(--s-5);
  padding: var(--s-8) 0 var(--s-6);
  margin-top: var(--s-4);
}
.mz-cl-phase::before,
.mz-cl-phase::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-strong);
}
/* Prima fase (Release) non ha spazio sopra */
.mz-cl-timeline > .mz-cl-phase:first-child {
  padding-top: 0;
  margin-top: 0;
}
.mz-cl-phase__label {
  font: 700 var(--t-xs) / 1 var(--ff-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  white-space: nowrap;
  flex-shrink: 0;
}

/* ── 9. Tipi beta e alpha ─────────────────────────────────── */

/* Dot beta: triangolo — ink-3 */
.mz-cl-version--beta   .mz-cl-dot { color: var(--ink-3); }
/* Dot alpha: rombo — ink-4 */
.mz-cl-version--alpha  .mz-cl-dot { color: var(--ink-4); }

/* Numero versione beta/alpha — tono attenuato */
.mz-cl-version--beta  .mz-cl-version__num,
.mz-cl-version--alpha .mz-cl-version__num {
  color: var(--ink-3);
  font-size: clamp(17px, 2vw, 20px);
}

/* Badge BETA */
.mz-cl-badge--beta {
  background: transparent;
  color: var(--ink-3);
  border: 1px solid var(--border);
  font-style: italic;
}

/* Badge ALPHA */
.mz-cl-badge--alpha {
  background: transparent;
  color: var(--ink-4);
  border: 1px solid var(--border-soft);
  font-style: italic;
}

/* Entry list beta/alpha — densità ridotta, leggera opacità */
.mz-cl-version--beta  .mz-cl-entries,
.mz-cl-version--alpha .mz-cl-entries {
  opacity: 0.8;
}
.mz-cl-version--beta  .mz-cl-entry__text,
.mz-cl-version--alpha .mz-cl-entry__text {
  color: var(--ink-3);
}

/* Linea di connessione tra fasi — tratteggiata */
.mz-cl-version--latest + .mz-cl-phase ~ .mz-cl-version .mz-cl-line,
.mz-cl-phase + .mz-cl-version--beta   .mz-cl-line,
.mz-cl-phase + .mz-cl-version--alpha  .mz-cl-line {
  background: repeating-linear-gradient(
    to bottom,
    var(--border-strong) 0px,
    var(--border-strong) 4px,
    transparent 4px,
    transparent 8px
  );
}

/* ── 10. Responsive ───────────────────────────────────────── */
@media (max-width: 860px) {
  .mz-cl { --cl-track-w: 28px; --cl-ver-gap: var(--s-8); }
  .mz-cl-version__header { flex-direction: column; gap: var(--s-2); }
  .mz-cl-version__dateline { justify-content: flex-start; }
}

@media (max-width: 600px) {
  .mz-cl { --cl-track-w: 0px; }

  .mz-cl-version {
    grid-template-columns: 1fr;
  }
  .mz-cl-track {
    display: none;
  }
  .mz-cl-version--latest .mz-cl-version__num::before {
    content: '● ';
    color: var(--brand);
  }

  .mz-cl-entry {
    grid-template-columns: 44px 1fr;
  }
}

@media (max-width: 400px) {
  .mz-cl-entry {
    grid-template-columns: 1fr;
    gap: var(--s-2) 0;
  }
}