/* Hidden is authoritative: selector pages and detail pages must never stack. */
body[data-app="recreation"] #conceptsOverviewCard[hidden],
body[data-app="recreation"] #concepts [data-concept-detail][hidden]{
  display:none!important;
}

/* Baseline Recreation — shared Concepts framework.
   Concept-specific visual/interaction variance belongs under concepts/<slug>/.
   This file owns the reusable library + detail-shell contract only. */

body[data-app="recreation"] #concepts .concepts-library,
body[data-app="recreation"] #concepts .concept-detail{
  display:grid;
  gap:18px;
}

body[data-app="recreation"] #concepts .concept-library-head{
  display:grid;
  gap:6px;
}

body[data-app="recreation"] #concepts .concept-library-head h2,
body[data-app="recreation"] #concepts .concept-detail h2,
body[data-app="recreation"] #concepts .concept-detail h3{
  margin:0;
}

body[data-app="recreation"] #concepts .concept-library-list{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));
  gap:16px;
}

body[data-app="recreation"] #concepts .concept-card{
  appearance:none;
  width:100%;
  display:grid;
  grid-template-columns:minmax(0,138px) minmax(0,1fr);
  gap:16px;
  align-items:center;
  padding:14px;
  border:1px solid rgba(var(--recreation-copper-light-rgb),.28);
  border-radius:20px;
  background:linear-gradient(145deg,rgba(var(--recreation-card-rgb),.96),rgba(var(--recreation-burgundy-rgb),.88));
  color:var(--recreation-ink);
  text-align:left;
  box-shadow:0 20px 42px -32px rgba(var(--recreation-shadow-rgb),.82),inset 0 1px 0 rgba(255,255,255,.08);
  cursor:pointer;
}

body[data-app="recreation"] #concepts .concept-card:hover,
body[data-app="recreation"] #concepts .concept-card:focus-visible{
  transform:translateY(-1px);
  border-color:rgba(var(--recreation-copper-light-rgb),.58);
  box-shadow:0 24px 48px -30px rgba(var(--recreation-shadow-rgb),.9),0 0 0 3px rgba(var(--recreation-copper-light-rgb),.10);
}

body[data-app="recreation"] #concepts .concept-card-art{
  width:100%;
  aspect-ratio:4/5;
  object-fit:cover;
  border-radius:14px;
  border:1px solid rgba(var(--recreation-copper-light-rgb),.28);
  background:var(--recreation-burgundy);
}

body[data-app="recreation"] #concepts .concept-card-copy{
  display:grid;
  gap:7px;
}

body[data-app="recreation"] #concepts .concept-card-copy strong{
  font-size:clamp(1.1rem,2vw,1.35rem);
  line-height:1.12;
}

body[data-app="recreation"] #concepts .concept-field{
  display:inline-flex;
  width:max-content;
  max-width:100%;
  padding:5px 9px;
  border-radius:999px;
  background:rgba(var(--recreation-copper-rgb),.20);
  border:1px solid rgba(var(--recreation-copper-light-rgb),.20);
  color:var(--recreation-muted);
  font-size:.78rem;
  font-weight:800;
  letter-spacing:.045em;
  text-transform:uppercase;
}

body[data-app="recreation"] #concepts .concept-detail-toolbar{
  display:flex;
  justify-content:flex-start;
}

body[data-app="recreation"] #concepts .concept-hero{
  display:grid;
  grid-template-columns:minmax(0,1.02fr) minmax(280px,.98fr);
  gap:clamp(18px,3vw,34px);
  align-items:center;
}

body[data-app="recreation"] #concepts .concept-hero-copy{
  display:grid;
  gap:12px;
  align-content:center;
}

body[data-app="recreation"] #concepts .concept-kicker{
  margin:0;
  color:var(--recreation-copper-light);
  font-size:.82rem;
  font-weight:900;
  letter-spacing:.09em;
  text-transform:uppercase;
}

body[data-app="recreation"] #concepts .concept-title{
  font-size:clamp(2rem,5vw,4rem);
  line-height:.98;
  letter-spacing:-.035em;
}

body[data-app="recreation"] #concepts .concept-lede{
  margin:0;
  max-width:66ch;
  color:var(--recreation-ink);
  font-size:clamp(1.02rem,1.7vw,1.2rem);
  line-height:1.65;
}

body[data-app="recreation"] #concepts .concept-art-figure{
  margin:0;
  display:grid;
  gap:8px;
}

body[data-app="recreation"] #concepts .concept-art{
  width:100%;
  max-height:min(72vh,920px);
  object-fit:contain;
  border-radius:22px;
  border:1px solid rgba(var(--recreation-copper-light-rgb),.28);
  background:rgba(var(--recreation-burgundy-rgb),.55);
  box-shadow:0 28px 60px -36px rgba(var(--recreation-shadow-rgb),.95);
}

body[data-app="recreation"] #concepts .concept-art-caption{
  color:var(--recreation-muted);
  font-size:.88rem;
  line-height:1.5;
}

body[data-app="recreation"] #concepts .concept-observation{
  padding:14px 16px;
  border-left:3px solid var(--recreation-copper-light);
  border-radius:0 14px 14px 0;
  background:rgba(var(--recreation-copper-rgb),.11);
}

body[data-app="recreation"] #concepts .concept-observation strong{
  display:block;
  margin-bottom:5px;
}

body[data-app="recreation"] #concepts .concept-module-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}

body[data-app="recreation"] #concepts .concept-module{
  padding:clamp(16px,2.5vw,24px);
  border:1px solid rgba(var(--recreation-copper-light-rgb),.20);
  border-radius:18px;
  background:rgba(var(--recreation-burgundy-rgb),.28);
}

body[data-app="recreation"] #concepts .concept-module > :first-child{
  margin-top:0;
}

body[data-app="recreation"] #concepts .concept-module > :last-child{
  margin-bottom:0;
}

body[data-app="recreation"] #concepts .concept-module p,
body[data-app="recreation"] #concepts .concept-module li{
  line-height:1.67;
}

body[data-app="recreation"] #concepts .concept-depth{
  overflow:hidden;
  border:1px solid rgba(var(--recreation-copper-light-rgb),.25);
  border-radius:18px;
  background:rgba(var(--recreation-card-rgb),.62);
}

body[data-app="recreation"] #concepts .concept-depth > summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:17px 20px;
  cursor:pointer;
  font-weight:900;
  list-style:none;
}

body[data-app="recreation"] #concepts .concept-depth > summary::-webkit-details-marker{display:none}

body[data-app="recreation"] #concepts .concept-depth > summary::after{
  content:"+";
  flex:0 0 auto;
  font-size:1.5rem;
  line-height:1;
  color:var(--recreation-copper-light);
}

body[data-app="recreation"] #concepts .concept-depth[open] > summary::after{content:"−"}

body[data-app="recreation"] #concepts .concept-depth-body{
  display:grid;
  gap:18px;
  padding:0 20px 22px;
}

body[data-app="recreation"] #concepts .concept-depth-section{
  padding-top:18px;
  border-top:1px solid rgba(var(--recreation-copper-light-rgb),.14);
}

body[data-app="recreation"] #concepts .concept-depth-section h3{
  margin-bottom:8px;
}

body[data-app="recreation"] #concepts .concept-depth-section p{
  margin:0 0 12px;
  line-height:1.72;
}

body[data-app="recreation"] #concepts .concept-depth-section p:last-child{margin-bottom:0}

body[data-app="recreation"] #concepts .concept-reference-list{
  display:grid;
  gap:10px;
  margin:0;
  padding-left:20px;
}

body[data-app="recreation"] #concepts .concept-reference-list a{
  color:var(--recreation-ink);
  text-decoration-color:rgba(var(--recreation-copper-light-rgb),.68);
  text-underline-offset:3px;
}

body[data-app="recreation"] #concepts [data-concept-related][hidden],
body[data-app="recreation"] #concepts [data-concept-experience][hidden]{
  display:none!important;
}

@media (max-width:760px){
  body[data-app="recreation"] #concepts .concept-card{
    grid-template-columns:100px minmax(0,1fr);
    gap:12px;
  }
  body[data-app="recreation"] #concepts .concept-hero{
    grid-template-columns:1fr;
  }
  body[data-app="recreation"] #concepts .concept-hero-copy{
    order:1;
  }
  body[data-app="recreation"] #concepts .concept-art-figure{
    order:2;
  }
  body[data-app="recreation"] #concepts .concept-module-grid{
    grid-template-columns:1fr;
  }
}

@media (max-width:460px){
  body[data-app="recreation"] #concepts .concept-card{
    grid-template-columns:82px minmax(0,1fr);
    padding:11px;
  }
  body[data-app="recreation"] #concepts .concept-depth > summary{
    padding:15px 16px;
  }
  body[data-app="recreation"] #concepts .concept-depth-body{
    padding:0 16px 18px;
  }
}