/* ============================================================================
   /changelog and /faq — Neo Kinpaku redesign

   Two self-contained support pages on a kinpaku surface. Both share the same
   container + header treatment; only the content differs.
   ============================================================================ */

@import "./kinpaku-tokens.css";

/* Page scope — kinpaku-surface (set on body via Base) provides the dark bg;
   this class wraps the article content for the centered measure. */
.cf-page {
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(48px, 6vw, 96px) clamp(20px, 4vw, 48px) clamp(80px, 10vw, 140px);
}

.cf-eyebrow {
  display: block;
  font-family: var(--ks-mono);
  font-size: var(--ks-type-eyebrow-size);
  letter-spacing: var(--ks-type-eyebrow-track);
  text-transform: uppercase;
  color: var(--ks-kinpaku);
  margin: 0 0 18px;
}

.cf-title {
  font-family: var(--ks-font-display);
  font-weight: var(--ks-type-display-weight);
  font-size: var(--ks-type-display-size);
  line-height: var(--ks-type-display-line);
  letter-spacing: var(--ks-type-display-track);
  color: var(--ks-champagne);
  margin: 0 0 20px;
  text-wrap: balance;
}

.cf-lede {
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--ks-text);
  margin: 0 0 clamp(28px, 4vw, 40px);
  max-width: 60ch;
}

/* Component filter (Skill / CLI / Extension / All) */
.cf-filter {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 4px;
  margin: 0 0 clamp(40px, 5vw, 64px);
  background: var(--ks-lacquer-raised);
  border: 1px solid color-mix(in oklab, var(--ks-champagne) 12%, transparent);
  border-radius: 999px;
}
.cf-filter-btn {
  font-family: var(--ks-font-body, inherit);
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--ks-text-muted);
  background: transparent;
  border: 0;
  padding: 7px 18px;
  min-height: 36px;
  border-radius: 999px;
  cursor: pointer;
  transition: color 160ms ease, background 160ms ease;
}
.cf-filter-btn:hover { color: var(--ks-text); }
.cf-filter-btn.is-active {
  color: var(--ks-lacquer);
  background: var(--ks-kinpaku);
  font-weight: 600;
}
.cf-filter-btn:focus-visible {
  outline: 2px solid var(--ks-kinpaku);
  outline-offset: 2px;
}

.cf-entry--hidden { display: none; }

/* ============================================================================
   Changelog
   ============================================================================ */

.cf-items {
  padding-left: 1.1rem;
  margin: 0;
}
.cf-items li {
  color: var(--ks-text);
  line-height: 1.7;
  margin: 0 0 12px;
}
.cf-items li:last-child { margin-bottom: 0; }
.cf-items strong { color: var(--ks-champagne); font-weight: 600; }
.cf-items code {
  font-family: var(--ks-mono);
  font-size: 0.84em;
  color: var(--ks-code-fg);
  background: var(--ks-code-bg);
  padding: var(--ks-code-pad);
  border-radius: var(--ks-code-radius);
}
.cf-items a {
  color: var(--ks-patina);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.cf-items a:hover { color: var(--ks-patina-pale); }

.cf-entry {
  margin: 0 0 22px;
  padding: 20px 24px;
  border: 1px solid var(--ks-rule);
  border-radius: 4px;
  background:
    linear-gradient(135deg, oklch(78% 0.12 82 / 0.04), transparent 44%),
    oklch(8% 0.006 95 / 0.84);
}
.cf-entry-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 12px;
  font-family: var(--ks-mono);
  font-size: 0.86rem;
}
.cf-version { color: var(--ks-kinpaku); }
.cf-date    { color: var(--ks-text-muted); }

/* Current release — brighter kinpaku border, a gold wash, and a glow so the
   newest version reads as the one you're on at a glance. */
.cf-entry--current {
  border-color: oklch(78% 0.12 82 / 0.5);
  background:
    linear-gradient(135deg, oklch(78% 0.12 82 / 0.10), transparent 52%),
    oklch(11% 0.01 82 / 0.92);
  box-shadow: 0 0 30px oklch(78% 0.12 82 / 0.14);
}
.cf-current-badge {
  margin-left: auto;
  align-self: center;
  padding: 3px 11px;
  border: 1px solid oklch(78% 0.12 82 / 0.5);
  border-radius: 999px;
  background: oklch(78% 0.12 82 / 0.12);
  color: var(--ks-kinpaku);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

/* One-line summary that sits above the bullets on a big release, so the
   gist reads before the detail. */
.cf-entry-lead {
  margin: 0 0 20px;
  color: var(--ks-champagne);
  font-size: 1.05rem;
  line-height: 1.5;
}

/* Before/after proof pair — two real eval screenshots side by side. */
.cf-ba {
  margin: 0 0 22px;
}
.cf-ba-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
@media (max-width: 560px) {
  .cf-ba-pair { grid-template-columns: 1fr; }
}
.cf-ba-shot {
  position: relative;
  border: 1px solid var(--ks-rule);
  border-radius: 5px;
  overflow: hidden;
  background: oklch(8% 0.006 95);
}
.cf-ba-shot img {
  display: block;
  width: 100%;
  height: auto;
}
.cf-ba-tag {
  position: absolute;
  top: 10px;
  left: 10px;
  padding: 3px 10px;
  border-radius: 999px;
  font-family: var(--ks-mono);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.cf-ba-tag--before {
  color: var(--ks-text-muted);
  background: oklch(8% 0.006 95 / 0.7);
  border: 1px solid var(--ks-rule);
}
.cf-ba-tag--after {
  color: var(--ks-kinpaku);
  background: oklch(78% 0.12 82 / 0.14);
  border: 1px solid oklch(78% 0.12 82 / 0.4);
}
.cf-ba figcaption {
  margin-top: 12px;
  color: var(--ks-text-muted);
  font-size: 0.86rem;
  line-height: 1.55;
}

/* Stat row — three big numbers from the bias-mining sweep. */
.cf-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 0 0 30px;
  padding: 22px 24px;
  border: 1px solid var(--ks-rule);
  border-radius: 5px;
  background:
    linear-gradient(135deg, oklch(78% 0.12 82 / 0.04), transparent 50%),
    oklch(8% 0.006 95 / 0.84);
}
@media (max-width: 560px) {
  .cf-stats { grid-template-columns: 1fr; gap: 18px; }
}
.cf-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.cf-stat-num {
  font-family: var(--ks-font-display);
  font-weight: var(--ks-type-display-weight);
  font-size: clamp(2.2rem, 5vw, 3rem);
  line-height: 1;
  color: var(--ks-kinpaku);
}
.cf-stat-label {
  color: var(--ks-text);
  font-size: 0.84rem;
  line-height: 1.45;
}
.cf-stats-note {
  grid-column: 1 / -1;
  margin: 4px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--ks-rule);
  color: var(--ks-text-muted);
  font-size: 0.78rem;
  line-height: 1.5;
}

/* ============================================================================
   FAQ
   ============================================================================ */

.cf-faq-list {
  display: grid;
  gap: 8px;
}

.cf-faq-item {
  border: 1px solid var(--ks-rule);
  border-radius: 4px;
  background:
    linear-gradient(135deg, oklch(78% 0.12 82 / 0.045), transparent 44%),
    oklch(8% 0.006 95 / 0.84);
}

.cf-faq-question {
  position: relative;
  padding: 22px 64px 22px 26px;
  font-family: var(--ks-font);
  font-size: 1.02rem;
  font-weight: 500;
  color: var(--ks-kinpaku);
  cursor: pointer;
  list-style: none;
}
.cf-faq-question::-webkit-details-marker { display: none; }
.cf-faq-question::after {
  content: "+";
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ks-patina);
  font-size: 1.4rem;
  line-height: 1;
  transition: transform 160ms ease;
}
.cf-faq-item[open] > .cf-faq-question::after {
  transform: translateY(-50%) rotate(45deg);
}
.cf-faq-question:hover {
  color: var(--ks-patina);
}
.cf-faq-question code {
  font-family: var(--ks-mono);
  font-size: 0.92em;
  color: inherit;
}

.cf-faq-answer {
  padding: 0 26px 24px;
  color: var(--ks-text);
}
.cf-faq-answer p {
  margin: 0 0 12px;
  line-height: 1.7;
}
.cf-faq-answer p:last-child { margin-bottom: 0; }
.cf-faq-answer ul {
  margin: 8px 0 12px;
  padding-left: 1.1rem;
}
.cf-faq-answer li {
  margin: 0 0 6px;
  line-height: 1.6;
}
.cf-faq-answer strong { color: var(--ks-champagne); font-weight: 600; }
.cf-faq-answer code {
  font-family: var(--ks-mono);
  font-size: 0.84em;
  color: var(--ks-code-fg);
  background: var(--ks-code-bg);
  padding: var(--ks-code-pad);
  border-radius: var(--ks-code-radius);
}
.cf-faq-answer a {
  color: var(--ks-patina);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.cf-faq-answer a:hover { color: var(--ks-patina-pale); }