/* ================================================================
   Public Advisory v4 (2026-10-10) — 공공 전용 블록 (pa-*)
   원칙: 사이트 공통 컴포넌트(page-hero · trust · section-head · steps · faq · callout)를 그대로 쓰고,
         이 파일은 공공 페이지에만 있는 블록만 담는다. 색은 style.css 토큰만 사용(theme-public).
   ================================================================ */

/* ---------- Hero ---------- */
.pa-hero { padding-bottom: 48px; }
.pa-badge {
  display: inline-flex; align-items: center; gap: 10px; margin-bottom: 18px;
  padding: 8px 16px; border-radius: 999px; background: #fff; border: 1px solid var(--hairline);
  font-size: 13.5px; font-weight: 700; color: var(--accent-ink); box-shadow: 0 2px 10px rgba(28,28,34,.05);
}
.pa-badge::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.pa-hero .answer { margin-bottom: 26px; }
.pa-hero .price-note { margin-top: 14px; }

.pa-core { margin-top: 44px; }
.pa-core-head { display: flex; flex-direction: column; gap: 2px; font-size: clamp(20px, 2.2vw, 26px); font-weight: 800; color: var(--ink); letter-spacing: -0.015em; margin-bottom: 18px; }
.pa-core-head .eyebrow { margin-bottom: 8px; }
.pa-core-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.pa-core-card {
  display: flex; flex-direction: column; background: #fff; border: 1px solid var(--hairline); border-radius: var(--radius);
  overflow: hidden; text-decoration: none; color: inherit; transition: transform .2s, box-shadow .2s, border-color .2s;
}
.pa-core-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lift); border-color: var(--accent); }
.pa-core-visual { margin: 0; aspect-ratio: 16 / 9; overflow: hidden; background: var(--bg-soft); }
.pa-core-visual img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s; }
.pa-core-card:hover .pa-core-visual img { transform: scale(1.03); }
.pa-core-body { padding: 22px 24px 24px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.pa-core-tag { font-size: 12.5px; font-weight: 700; letter-spacing: .02em; color: var(--accent-ink); }
.pa-core-body h3 { font-size: 20px; line-height: 1.35; color: var(--ink); margin: 0; word-break: keep-all; }
.pa-core-body p { font-size: 15px; line-height: 1.7; color: var(--text); margin: 0; word-break: keep-all; }
.pa-core-gets { padding-top: 10px; border-top: 1px dashed var(--hairline); font-size: 14px !important; }
.pa-core-gets b { display: block; font-size: 12px; letter-spacing: .06em; color: var(--caption); margin-bottom: 2px; }
.pa-core-go { margin-top: auto; padding-top: 8px; font-size: 14px; font-weight: 700; color: var(--accent-ink); }
.pa-orgs { margin: 34px 0 0; padding-top: 20px; border-top: 1px solid var(--hairline); font-size: 14px; line-height: 1.9; color: var(--caption); word-break: keep-all; }
.pa-orgs b { color: var(--text); font-weight: 700; margin-right: 10px; }

/* ---------- Sticky subnav (desktop) ---------- */
.pa-subnav { position: sticky; top: var(--header-h); z-index: 40; height: 0; overflow: visible; pointer-events: none; }
.pa-subnav-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 52px; padding: 0 24px;
  background: rgba(255,255,255,.96); border-bottom: 1px solid var(--hairline);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  transform: translateY(-110%); opacity: 0; transition: transform .25s, opacity .25s;
}
.pa-subnav.is-on .pa-subnav-inner { transform: none; opacity: 1; pointer-events: auto; }
.pa-subnav ul { display: flex; gap: 4px; margin: 0; padding: 0; list-style: none; }
.pa-subnav a:not(.btn) { display: inline-flex; align-items: center; height: 36px; padding: 0 12px; border-radius: 999px; font-size: 14px; font-weight: 600; color: var(--text); text-decoration: none; }
.pa-subnav a:not(.btn):hover, .pa-subnav a.is-active { background: var(--accent-soft); color: var(--accent-ink); }
.pa-subnav .btn { min-height: 38px; padding: 8px 16px; font-size: 14px; }

/* ---------- Trust (소유 표기) ---------- */
.pa-trust .trust-item { padding: 22px 16px 20px; }
.pa-trust .trust-num small { font-size: .5em; font-weight: 700; margin-left: 2px; letter-spacing: 0; }
.pa-trust .trust-label { color: var(--ink); font-size: 15px; }
.pa-own { display: inline-block; margin-top: 8px; font-size: 12px; font-weight: 700; color: var(--accent-ink); background: var(--accent-soft); padding: 3px 9px; border-radius: 999px; }

/* ---------- POV ---------- */
.pa-why-grid { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); gap: 56px; align-items: start; }
.pa-portrait { position: relative; margin: 0; }
.pa-portrait img { display: block; width: 100%; height: auto; aspect-ratio: 4 / 5; object-fit: cover; border-radius: var(--radius-md); box-shadow: var(--shadow-lift); }
.pa-portrait figcaption {
  position: absolute; left: 14px; right: 14px; bottom: 14px; padding: 12px 14px; border-radius: var(--radius-xs);
  background: rgba(28,28,34,.72); color: #fff; font-size: 13px; line-height: 1.5; -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
}
.pa-portrait figcaption b { display: block; font-size: 15px; margin-bottom: 2px; }
.pa-why-copy .section-head { max-width: none; margin-bottom: 22px; }
.pa-track { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.pa-track li { position: relative; background: #fff; border: 1px solid var(--hairline); border-radius: var(--radius-md); padding: 20px 20px 22px; }
.pa-track li b { display: block; font-family: var(--font-num); font-weight: 800; font-size: 22px; letter-spacing: -0.02em; color: var(--indigo); line-height: 1; margin-bottom: 10px; }
.pa-track li h3 { font-size: 17px; color: var(--ink); margin: 0 0 8px; word-break: keep-all; }
.pa-track li p { font-size: 14.5px; line-height: 1.65; color: var(--text); margin: 0; word-break: keep-all; }
.pa-thesis { margin: 22px 0 0; padding: 18px 22px; border-left: 3px solid var(--accent); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; background: #fff; font-size: 17px; font-weight: 700; line-height: 1.7; color: var(--ink); word-break: keep-all; }
.pa-thesis em { font-style: normal; color: var(--accent-ink); }

/* ---------- Scope rows ---------- */
.pa-row { border-top: 1px solid var(--hairline); }
.pa-row:last-of-type { border-bottom: 1px solid var(--hairline); }
.pa-row details > summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: 120px minmax(0, 1.15fr) minmax(0, 1fr) 100px; gap: 28px; align-items: start; padding: 28px 6px; }
.pa-row details > summary::-webkit-details-marker { display: none; }
.pa-row details > summary:hover .pa-row-title { color: var(--accent-ink); }
.pa-row details > summary:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 2px; border-radius: 6px; }
.pa-row-key { font-size: 24px; font-weight: 800; letter-spacing: -0.02em; color: var(--indigo); line-height: 1.2; }
.pa-row-key small { display: block; font-size: 12px; font-weight: 700; letter-spacing: .02em; color: var(--accent-ink); margin-bottom: 8px; }
.pa-row-title { font-size: 19px; font-weight: 800; color: var(--ink); line-height: 1.4; margin: 0 0 8px; word-break: keep-all; transition: color .2s; }
.pa-row-one { font-size: 15px; color: var(--text); line-height: 1.7; margin: 0; word-break: keep-all; }
.pa-row-meta { font-size: 14px; line-height: 1.65; color: var(--text); }
.pa-row-meta b { display: block; font-size: 12px; font-weight: 700; letter-spacing: .06em; color: var(--caption); margin-bottom: 2px; }
.pa-row-meta p { margin: 0 0 10px; word-break: keep-all; }
.pa-row-toggle { justify-self: end; display: inline-flex; align-items: center; gap: 6px; height: 36px; padding: 0 14px; border: 1px solid var(--hairline); border-radius: 999px; font-size: 13.5px; font-weight: 700; color: var(--ink); white-space: nowrap; background: #fff; }
.pa-row-toggle::after { content: "+"; font-family: var(--font-num); font-size: 16px; color: var(--accent-ink); }
.pa-row details[open] .pa-row-toggle::after { content: "−"; }
.pa-row-body { padding: 0 6px 32px; display: grid; grid-template-columns: 120px minmax(0, 1fr); gap: 28px; }
.pa-row-body > div { grid-column: 2; }
.pa-row-body h4 { font-size: 15px; font-weight: 700; color: var(--ink); margin: 22px 0 10px; }
.pa-row-body h4:first-child { margin-top: 0; }
.pa-row-body p, .pa-row-body li { font-size: 15px; line-height: 1.7; color: var(--text); word-break: keep-all; }
.pa-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; list-style: none; padding: 0; margin: 0; }
.pa-steps--4 { grid-template-columns: repeat(4, 1fr); }
.pa-steps li { background: var(--bg-soft); border-radius: var(--radius-xs); padding: 12px 12px; font-size: 13.5px !important; line-height: 1.5 !important; }
.pa-steps li b { display: block; font-family: var(--font-num); font-size: 11px; letter-spacing: .1em; color: var(--accent-ink); margin-bottom: 4px; }
.pa-gates { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; list-style: none; padding: 0; margin: 0; }
.pa-gates li { border: 1px solid var(--hairline); border-radius: var(--radius-xs); padding: 12px 14px; font-size: 14px !important; font-weight: 600; color: var(--ink); background: #fff; }
.pa-topics { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 20px; list-style: none; padding: 0; margin: 0; }
.pa-topics li { padding-left: 14px; position: relative; }
.pa-topics li::before { content: ""; position: absolute; left: 0; top: .72em; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.pa-callout { margin-top: 18px; padding: 16px 20px; font-size: 15px; line-height: 1.7; color: var(--text); }
.pa-callout b { color: var(--ink); }
.pa-row-cta { margin-top: 22px; display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.pa-row-cta .btn { min-height: 42px; padding: 10px 22px; font-size: 14.5px; }

/* ---------- Refs ---------- */
.pa-cases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.pa-case { border: 1px solid var(--hairline); border-radius: var(--radius-md); overflow: hidden; background: #fff; display: flex; flex-direction: column; }
.pa-case-media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--bg-soft); }
.pa-case-media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.pa-case-body { padding: 18px 20px 20px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.pa-case-tag { font-size: 12px; font-weight: 700; letter-spacing: .02em; color: var(--accent-ink); }
.pa-case-org { font-size: 13.5px; color: var(--caption); font-weight: 600; }
.pa-case h3 { font-size: 17px; line-height: 1.45; color: var(--ink); margin: 2px 0 4px; word-break: keep-all; }
.pa-case-role { font-size: 14px; color: var(--text); margin-top: auto; padding-top: 10px; border-top: 1px dashed var(--hairline); word-break: keep-all; }
.pa-case-role b { color: var(--indigo); margin-right: 4px; }

.pa-history { margin-top: 40px; background: #fff; border: 1px solid var(--hairline); border-radius: var(--radius); padding: 26px 28px 22px; }
.pa-history-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.pa-history-head h3 { font-size: 18px; margin: 0; color: var(--ink); }
.pa-tabs { display: flex; gap: 6px; flex-wrap: wrap; }
.pa-tab { height: 36px; padding: 0 14px; border-radius: 999px; border: 1px solid var(--hairline); background: #fff; font-size: 14px; font-weight: 600; color: var(--text); cursor: pointer; font-family: inherit; }
.pa-tab.is-active { background: var(--indigo); border-color: var(--indigo); color: #fff; }
.pa-copy { height: 36px; padding: 0 14px; border-radius: 999px; border: 1px solid var(--accent-ink); background: #fff; color: var(--accent-ink); font-size: 14px; font-weight: 700; cursor: pointer; font-family: inherit; }
.pa-copy:hover { background: var(--accent-soft); }
.pa-copy-status { font-size: 13px; color: var(--accent-ink); margin: 0 0 8px; }
.pa-hist-group { margin-top: 14px; }
.pa-hist-group h4 { font-size: 15px; color: var(--indigo); margin: 0 0 6px; }
.pa-hist-group ul { margin: 0; padding: 0; list-style: none; columns: 2; column-gap: 40px; }
.pa-hist-group li { break-inside: avoid; padding: 7px 0; border-bottom: 1px solid var(--hairline); font-size: 14.5px; line-height: 1.6; color: var(--text); word-break: keep-all; }
.pa-hist-group li b { color: var(--ink); font-weight: 700; }

.pa-refcols { display: grid; grid-template-columns: 1.2fr 1.4fr 1fr; gap: 24px; margin-top: 28px; }
.pa-refcol h4 { font-family: var(--font-num); font-size: 12.5px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--caption); margin: 0 0 10px; }
.pa-chips { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin: 0; padding: 0; }
.pa-chips li { padding: 6px 11px; border-radius: 999px; background: #fff; border: 1px solid var(--hairline); font-size: 13px; font-weight: 600; color: var(--text); white-space: nowrap; }

.pa-field { margin-top: 36px; }
.pa-field h3 { font-size: 15px; font-weight: 700; color: var(--ink); margin: 0 0 12px; }
.pa-field-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.pa-field-grid figure { margin: 0; }
.pa-field-grid img { width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; border-radius: var(--radius-xs); border: 1px solid var(--hairline); display: block; background: #fff; }
.pa-field-grid figcaption { margin-top: 8px; font-size: 13px; line-height: 1.45; color: var(--caption); font-weight: 600; word-break: keep-all; }

/* ---------- Process ---------- */
.pa-when { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: var(--flow); }
.pa-when-col { background: #fff; border: 1px solid var(--hairline); border-radius: var(--radius-md); padding: 22px 24px; }
.pa-when-col h3 { font-size: 16px; color: var(--ink); margin: 0 0 10px; }
.pa-when-col ul { list-style: none; margin: 0; padding: 0; }
.pa-when-col li { display: grid; grid-template-columns: 150px 1fr; gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--hairline); font-size: 14.5px; line-height: 1.6; color: var(--text); word-break: keep-all; }
.pa-when-col li:last-child { border-bottom: 0; }
.pa-when-col li b { color: var(--ink); }
.callout--split p { margin: 0; font-size: 15.5px; line-height: 1.7; color: var(--text); max-width: 760px; }
.callout--split p b { color: var(--ink); }

/* ---------- Mobile bottom CTA bar ---------- */
.pa-mobile-bar { display: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .pa-why-grid { grid-template-columns: 1fr; gap: 28px; }
  .pa-portrait { max-width: 420px; }
  .pa-track { grid-template-columns: 1fr; }
  .pa-row details > summary { grid-template-columns: 100px minmax(0, 1fr); row-gap: 14px; }
  .pa-row-meta { grid-column: 2; }
  .pa-row-toggle { grid-column: 2; justify-self: start; }
  .pa-row-body { grid-template-columns: 1fr; }
  .pa-row-body > div { grid-column: 1; }
  .pa-cases { grid-template-columns: 1fr 1fr; }
  .pa-refcols { grid-template-columns: 1fr; gap: 18px; }
  .pa-gates { grid-template-columns: 1fr 1fr; }
  .pa-steps, .pa-steps--4 { grid-template-columns: repeat(3, 1fr); }
  .pa-subnav ul { gap: 0; }
  .pa-subnav a:not(.btn) { padding: 0 9px; font-size: 13.5px; }
}
@media (max-width: 768px) {
  .pa-core-grid { grid-template-columns: 1fr; }
  .pa-subnav { display: none; }
  .pa-trust .trust-grid { grid-template-columns: 1fr 1fr; }
  .pa-trust .trust-item { border-left: none; border-bottom: 1px solid var(--hairline); padding: 16px 12px; }
  .pa-trust .trust-item:nth-child(even) { border-left: 1px solid var(--hairline); }
  .pa-trust .trust-item:nth-last-child(-n+2) { border-bottom: none; }
  .pa-portrait { max-width: 100%; }
  .pa-portrait figcaption { position: static; margin-top: 10px; background: #fff; color: var(--text); border: 1px solid var(--hairline); }
  .pa-portrait figcaption b { color: var(--ink); }
  .pa-row details > summary { grid-template-columns: 1fr; gap: 10px; padding: 22px 0; }
  .pa-row-meta, .pa-row-toggle { grid-column: 1; }
  .pa-row-body { padding: 0 0 26px; }
  .pa-steps, .pa-steps--4 { grid-template-columns: 1fr 1fr; }
  .pa-topics { grid-template-columns: 1fr; }
  .pa-cases { grid-template-columns: 1fr; }
  .pa-history { padding: 20px 18px 16px; }
  .pa-hist-group ul { columns: 1; }
  .pa-field-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .pa-when { grid-template-columns: 1fr; }
  .pa-when-col li { grid-template-columns: 1fr; gap: 2px; }
  .pa-mobile-bar {
    display: flex; position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; gap: 8px;
    padding: 10px 12px calc(10px + env(safe-area-inset-bottom)); background: rgba(255,255,255,.96);
    border-top: 1px solid var(--hairline); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  }
  .pa-mobile-bar .btn { flex: 1; justify-content: center; min-height: 46px; padding: 10px 12px; font-size: 14.5px; }
  body.page-public { padding-bottom: 72px; }
}
@media (max-width: 480px) {
  .pa-field-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .pa-subnav-inner, .pa-core-card, .pa-core-visual img { transition: none; }
}