/* docs/shared/shared.css — theme-agnostic base layout */

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { font-family: var(--font-body); color: var(--color-text); background: var(--color-bg); line-height: 1.6; }
a { color: var(--color-link); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: var(--font-mono); background: var(--color-code-bg); padding: 0.1em 0.3em; border-radius: 3px; font-size: 0.92em; }
pre { font-family: var(--font-mono); background: var(--color-code-bg); padding: 1rem; border-radius: 6px; overflow-x: auto; font-size: 0.9rem; }
h1, h2, h3 { font-family: var(--font-heading); margin: 1.5rem 0 0.8rem; line-height: 1.25; color: var(--color-heading); }
h1 { font-size: 2.4rem; font-weight: 700; }
h2 { font-size: 1.8rem; font-weight: 600; }
h3 { font-size: 1.3rem; font-weight: 600; }
p { margin: 0.6rem 0; }

.container { max-width: 1100px; margin: 0 auto; padding: 2rem 1.5rem; }
.container-wide { max-width: 1300px; margin: 0 auto; padding: 2rem 1.5rem; }

.header {
  position: sticky; top: 0; z-index: 50;
  background: var(--color-header-bg); border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
}
.header-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; max-width: 1300px; margin: 0 auto; padding: 0.8rem 1.5rem; gap: 0.6rem 1rem; }
.brand { display: flex; align-items: center; gap: 0.6rem; font-family: var(--font-heading); font-size: 1.05rem; font-weight: 600; color: var(--color-heading); text-decoration: none; }
.brand:hover { text-decoration: none; }
.brand img.logo { height: 32px; width: auto; }
@media (max-width: 720px) { .brand img.logo { height: 26px; } }
/* Nav wraps to its own row below brand + controls — keeps top row uncluttered when
   module count grows (5+ items + brand + 3 controls overflows a single row at most viewports).
   `order: 99` keeps nav visually last; `flex-basis: 100%` forces a full-width second row. */
.nav { display: flex; gap: 1.2rem; align-items: center; justify-content: center; flex-basis: 100%; order: 99; padding-top: 0.5rem; margin-top: 0.2rem; border-top: 1px solid var(--color-border); flex-wrap: wrap; }
.nav a { color: var(--color-text-muted); font-size: 0.92rem; }
.nav a:hover, .nav a.active { color: var(--color-link); }
/* Sub-link: per-page Spec / detail link attached to the active page's nav entry.
   Visually marked as a sub-entry of the current page (smaller + dotted leader + muted tint + ↳ glyph). */
.nav a.sub-link {
  font-size: 0.82rem;
  opacity: 0.72;
  padding-left: 0.4rem;
  border-left: 1px dotted var(--color-text-muted);
  margin-left: -0.6rem;
}
.nav a.sub-link::before { content: "↳ "; opacity: 0.6; }
.nav a.sub-link:hover { opacity: 1; }

.controls { display: flex; gap: 0.8rem; align-items: center; flex-wrap: wrap; }
.control-group { display: inline-flex; align-items: center; gap: 0.4rem; }
.control-label { font-family: var(--font-mono); font-size: 0.72rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.lang-toggle, .theme-toggle, .aud-toggle { display: inline-flex; border: 1px solid var(--color-border); border-radius: 4px; overflow: hidden; }
.lang-toggle button, .theme-toggle button, .aud-toggle button {
  font-family: var(--font-mono); font-size: 0.78rem; padding: 0.3rem 0.6rem;
  background: transparent; color: var(--color-text-muted); border: 0; cursor: pointer;
  border-right: 1px solid var(--color-border);
}
.lang-toggle button:last-child, .theme-toggle button:last-child, .aud-toggle button:last-child { border-right: 0; }
.lang-toggle button.active, .theme-toggle button.active, .aud-toggle button.active {
  background: var(--color-accent); color: var(--color-accent-on);
  border-right-color: var(--color-accent);
}
.lang-toggle button:has(+ .active), .theme-toggle button:has(+ .active), .aud-toggle button:has(+ .active) {
  border-right-color: var(--color-accent);
}
.lang-toggle button:hover, .theme-toggle button:hover, .aud-toggle button:hover { color: var(--color-link); }
@media (max-width: 720px) { .control-label { display: none; } }

/* audience visibility — hide elements whose data-aud does NOT match current audience.
 * Uses :not() with elevated specificity (0,3,0) so it beats class rules like
 * `.metric .label { display: block }` which would otherwise force non-matching
 * tier labels to remain visible. Matching elements keep their natural class /
 * element display (block for div/p/h2, inline for span, table-cell for th, etc.). */
[data-audience="general"] [data-aud]:not([data-aud="general"]),
[data-audience="dev"]     [data-aud]:not([data-aud="dev"]),
[data-audience="expert"]  [data-aud]:not([data-aud="expert"]) { display: none; }

.hero { padding: 4rem 0 2rem; text-align: center; }
.hero h1 { font-size: 3rem; margin-bottom: 0.5rem; }
.hero .tagline { font-size: 1.2rem; color: var(--color-text-muted); margin-bottom: 1.5rem; }
.hero .badges { display: inline-flex; gap: 0.5rem; flex-wrap: wrap; justify-content: center; }
.badge { display: inline-flex; align-items: center; gap: 0.3rem; font-family: var(--font-mono); font-size: 0.78rem; padding: 0.3rem 0.7rem; background: var(--color-badge-bg); color: var(--color-badge-fg); border: 1px solid var(--color-border); border-radius: 999px; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.2rem; margin: 2rem 0; }
.card { background: var(--color-card-bg); border: 1px solid var(--color-border); border-radius: 8px; padding: 1.5rem; transition: transform .2s, border-color .2s; }
.card:hover { transform: translateY(-3px); border-color: var(--color-accent); }
.card h3 { margin-top: 0; color: var(--color-heading); }
.card .module-tag { font-family: var(--font-mono); font-size: 0.75rem; color: var(--color-accent); }
.card p { color: var(--color-text-muted); font-size: 0.95rem; }
.card .card-link { display: inline-block; margin-top: 1rem; color: var(--color-link); font-family: var(--font-mono); font-size: 0.9rem; }

.metrics-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 1rem; margin: 1.5rem 0; }
.metric { background: var(--color-card-bg); border: 1px solid var(--color-border); border-radius: 6px; padding: 1.2rem; text-align: center; }
.metric .value { font-family: var(--font-mono); font-size: 2.2rem; font-weight: 700; color: var(--color-accent); display: block; line-height: 1.1; }
.metric .label { font-size: 0.85rem; color: var(--color-text-muted); margin-top: 0.4rem; display: block; }
.metric.highlight .value { color: var(--color-highlight); }

.chart-box { background: var(--color-card-bg); border: 1px solid var(--color-border); border-radius: 8px; padding: 1.5rem; margin: 1.5rem 0; }
.chart-box canvas { width: 100% !important; height: 360px !important; }

table.data { width: 100%; border-collapse: collapse; margin: 1rem 0; font-size: 0.92rem; }
table.data th, table.data td { padding: 0.6rem 0.8rem; text-align: left; border-bottom: 1px solid var(--color-border); }
table.data th { background: var(--color-table-head-bg); color: var(--color-heading); font-weight: 600; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; }
table.data tr:hover td { background: var(--color-table-hover-bg); }
table.data .num { font-family: var(--font-mono); text-align: right; }
table.data .winner-b { color: var(--color-accent); font-weight: 600; }
table.data .winner-a { color: var(--color-text-muted); }
table.data .winner-tie { color: var(--color-text-muted); font-style: italic; }
table.data .highlight { color: var(--color-highlight); font-weight: 600; }

.callout { padding: 1.2rem 1.5rem; border-left: 4px solid var(--color-accent); background: var(--color-callout-bg); margin: 1.5rem 0; border-radius: 0 6px 6px 0; }
.callout.headline { border-left-color: var(--color-highlight); background: var(--color-highlight-bg); }
.callout h4 { margin-top: 0; color: var(--color-heading); }
.callout p:last-child { margin-bottom: 0; }

.footer { padding: 3rem 1.5rem 2rem; text-align: center; color: var(--color-text-muted); font-size: 0.88rem; border-top: 1px solid var(--color-border); margin-top: 3rem; }
.footer a { color: var(--color-text-muted); }
.footer a:hover { color: var(--color-link); }

@media (max-width: 720px) {
  h1 { font-size: 2rem; }
  .hero h1 { font-size: 2.2rem; }
  .hero { padding: 2.5rem 0 1.5rem; }
  .controls { flex-wrap: wrap; }
  .nav { display: none; }
}

/* === v2.5.59 promo docs 통합 — install/audience section + use cases 세로 스택 + 복사 버튼 === */

/* install section: 두 단계 명령 카드 (A + B) */
.install-step-card { background: var(--color-card-bg); border: 1px solid var(--color-border); border-radius: 8px; padding: 1rem 1.2rem; margin: 0.8rem 0; }
.install-step-card .step-header { display: flex; align-items: baseline; gap: 0.7rem; margin-bottom: 0.4rem; }
.install-step-card .step-num { background: var(--color-accent); color: var(--color-card-bg); padding: 0.15rem 0.55rem; border-radius: 4px; font-family: var(--font-mono); font-size: 0.78rem; font-weight: 700; }
.install-step-card .step-title { color: var(--color-heading); font-weight: 600; font-size: 0.98rem; }
.install-step-card .step-desc { color: var(--color-text-muted); font-size: 0.88rem; margin: 0 0 0.6rem 0; }
.install-step-card .cmd-row { display: flex; align-items: stretch; gap: 0.4rem; }
.install-step-card pre { flex: 1; margin: 0; padding: 0.6rem 0.8rem; background: var(--color-code-bg, rgba(0,0,0,0.05)); border-radius: 6px; overflow-x: auto; }
.install-step-card pre code { font-family: var(--font-mono); font-size: 0.85rem; color: var(--color-heading); background: none; padding: 0; }

/* 복사 버튼 — install step + plugin card 공용 */
.copy-btn { flex: 0 0 auto; background: var(--color-card-bg); border: 1px solid var(--color-border); color: var(--color-text-muted); padding: 0.4rem 0.7rem; border-radius: 5px; font: inherit; font-size: 0.78rem; cursor: pointer; white-space: nowrap; transition: border-color .15s, color .15s; }
.copy-btn:hover { border-color: var(--color-accent); color: var(--color-accent); }
.copy-btn.copied { border-color: var(--color-accent); color: var(--color-accent); background: rgba(0,200,100,0.06); }

/* plugin cards — 2 col grid + 좁은 패딩 + 한 화면 fit */
.plugin-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.7rem; margin: 0.6rem 0 1.2rem 0; }
.plugin-card { background: var(--color-card-bg); border: 1px solid var(--color-border); border-radius: 6px; padding: 0.7rem 0.85rem; }
.plugin-card:hover { border-color: var(--color-accent); }
.plugin-card h4 { margin: 0 0 0.25rem 0; color: var(--color-heading); font-size: 0.95rem; }
.plugin-card p { color: var(--color-text-muted); font-size: 0.78rem; margin: 0 0 0.45rem 0; line-height: 1.4; }
.plugin-card .plugin-cmd-row { display: flex; align-items: stretch; gap: 0.35rem; margin-bottom: 0.35rem; }
.plugin-card .plugin-cmd-row code { flex: 1; padding: 0.35rem 0.5rem; background: var(--color-code-bg, rgba(0,0,0,0.05)); border-radius: 4px; font-family: var(--font-mono); font-size: 0.72rem; color: var(--color-heading); overflow-x: auto; white-space: nowrap; }
.plugin-card .copy-btn { padding: 0.25rem 0.5rem; font-size: 0.7rem; }
.plugin-card .note { color: var(--color-text-muted); font-size: 0.7rem; margin: 0; opacity: 0.85; }

@media (max-width: 640px) {
  .plugin-cards { grid-template-columns: 1fr; }
  .install-step-card .cmd-row { flex-direction: column; }
}

/* use cases section (모듈 페이지 5개) — 세로 스택 (1 col) */
.use-cases-stack { display: flex; flex-direction: column; gap: 1rem; margin: 1.5rem 0; }
.use-cases-stack .use-case-card, .use-cases-stack .card { background: var(--color-card-bg); border: 1px solid var(--color-border); border-radius: 8px; padding: 1.2rem 1.4rem; transition: border-color .2s; }
.use-cases-stack .use-case-card:hover, .use-cases-stack .card:hover { border-color: var(--color-accent); transform: none; }
.use-cases-stack h3 { margin-top: 0; color: var(--color-heading); }
.use-cases-stack .when, .use-cases-stack .result { color: var(--color-text-muted); font-size: 0.92rem; }
.use-cases-stack ul, .use-cases-stack ol { padding-left: 1.4rem; }
.use-cases-stack li { color: var(--color-text-muted); font-size: 0.92rem; margin-bottom: 0.25rem; }
.use-cases-stack code { background: var(--color-code-bg, rgba(0,0,0,0.05)); padding: 0.1rem 0.35rem; border-radius: 3px; font-family: var(--font-mono); font-size: 0.85em; }
.use-cases-stack pre { background: var(--color-code-bg, rgba(0,0,0,0.05)); padding: 0.6rem 0.8rem; border-radius: 6px; overflow-x: auto; }
.use-cases-stack .use-case-subsection { margin: 0.8rem 0; }
.use-cases-stack .use-case-subsection h4 { margin: 0.6rem 0 0.3rem 0; color: var(--color-heading); font-size: 0.95rem; }