:root {
  --library-cream: #fbf3e3;
  --library-paper: #fffaf0;
  --library-ink: #29485c;
  --library-rust: #b45d3c;
  --library-gold: #e7a72f;
  --library-pink: #e66f68;
  --library-line: #dfd2bd;
}

.library-hero {
  position: relative;
  overflow: hidden;
  background: var(--library-cream);
  padding: clamp(4.5rem, 9vw, 8rem) 0 clamp(3.5rem, 7vw, 6rem);
}

.library-hero::before,
.library-hero::after {
  content: "";
  position: absolute;
  width: 12rem;
  height: 12rem;
  border-radius: 50%;
  opacity: 0.16;
  pointer-events: none;
}

.library-hero::before { background: var(--library-gold); top: -5rem; left: -4rem; }
.library-hero::after { background: var(--library-pink); right: -5rem; bottom: -6rem; }

.library-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(16rem, 0.65fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: end;
}

.library-kicker,
.library-eyebrow {
  color: var(--library-rust);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.library-hero h1 {
  color: var(--library-ink);
  font-size: clamp(3.1rem, 8vw, 7.6rem);
  line-height: 0.88;
  margin: 0.8rem 0 1.4rem;
  max-width: 10ch;
}

.library-intro {
  color: var(--library-ink);
  font-size: clamp(1.08rem, 2vw, 1.35rem);
  line-height: 1.55;
  max-width: 42rem;
}

.library-hero-note {
  border-left: 2px solid var(--library-gold);
  color: var(--library-ink);
  padding-left: 1.4rem;
}

.library-hero-note strong {
  display: block;
  font-family: Georgia, serif;
  font-size: clamp(2.8rem, 5vw, 4.8rem);
  line-height: 1;
}

.library-hero-note span { display: block; margin-top: 0.55rem; line-height: 1.5; }

.library-controls {
  background: #fff;
  border-bottom: 1px solid var(--library-line);
  border-top: 1px solid var(--library-line);
  padding: 1.5rem 0;
  position: sticky;
  top: 0;
  z-index: 5;
}

.library-control-row {
  display: grid;
  grid-template-columns: minmax(15rem, 1fr) 2fr;
  gap: 1rem;
  align-items: center;
}

.library-search {
  border: 1px solid var(--library-line);
  border-radius: 999px;
  color: var(--library-ink);
  font: inherit;
  padding: 0.85rem 1.1rem;
  width: 100%;
}

.library-filters { display: flex; flex-wrap: wrap; gap: 0.35rem; justify-content: flex-end; }

.library-filters button,
.copy-game-link {
  background: transparent;
  border: 1px solid var(--library-ink);
  border-radius: 999px;
  color: var(--library-ink);
  cursor: pointer;
  font: 700 0.75rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.04em;
  padding: 0.7rem 0.65rem;
  white-space: nowrap;
}

.library-filters button[aria-pressed="true"],
.library-filters button:hover,
.copy-game-link:hover { background: var(--library-ink); color: #fff; }

.library-section { background: var(--library-paper); padding: clamp(3rem, 7vw, 6rem) 0; }

.library-heading-row { display: flex; justify-content: space-between; gap: 1rem; align-items: baseline; margin-bottom: 1.8rem; }
.library-heading-row h2 { color: var(--library-ink); font-size: clamp(2rem, 4vw, 3.5rem); margin: 0; }
.game-count { color: var(--library-rust); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-weight: 700; }

.library-control-row { margin-bottom: 1.4rem; }

.game-library { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; align-items: start; }

.game-card {
  background: #fff;
  border: 1px solid var(--library-line);
  border-radius: 0.4rem;
  box-shadow: 0 0.5rem 1.5rem rgba(41, 72, 92, 0.06);
  scroll-margin-top: 9rem;
}

.game-card:target { box-shadow: 0 0 0 3px var(--library-gold), 0 0.7rem 2rem rgba(41, 72, 92, 0.12); }
.game-card[hidden] { display: none; }

.game-card summary {
  cursor: pointer;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  gap: 0.9rem;
  align-items: start;
  list-style: none;
  padding: 1.25rem;
}

.game-card summary::-webkit-details-marker { display: none; }
.game-card summary:focus-visible { outline: 3px solid var(--library-gold); outline-offset: 3px; }
.game-number { color: var(--library-rust); font: 700 0.72rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; padding-top: 0.35rem; }
.game-summary-copy { display: flex; flex-direction: column; min-width: 0; }
.game-title { color: var(--library-ink); font-family: Georgia, serif; font-size: clamp(1.25rem, 2.4vw, 1.7rem); line-height: 1.15; }
.game-verdict { color: #597083; font-size: 0.92rem; line-height: 1.45; margin-top: 0.45rem; }
.game-time { color: var(--library-rust); font: 700 0.72rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; white-space: nowrap; padding-top: 0.35rem; }
.game-toggle { border: solid var(--library-ink); border-width: 0 2px 2px 0; height: 0.55rem; width: 0.55rem; transform: rotate(45deg); margin: 0.25rem 0.2rem 0 0.4rem; transition: transform 0.2s ease; }
.game-card[open] .game-toggle { transform: rotate(225deg); margin-top: 0.55rem; }

.game-tags { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 0.75rem; }
.game-tags span { background: var(--library-cream); border-radius: 999px; color: var(--library-rust); font: 700 0.64rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; padding: 0.38rem 0.55rem; text-transform: uppercase; }

.game-details { border-top: 1px solid var(--library-line); display: grid; grid-template-columns: 1.35fr 0.85fr; gap: 1.5rem; padding: 1.35rem; }
.game-details h3 { color: var(--library-rust); font: 700 0.72rem/1.2 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: 0.08em; margin: 0 0 0.75rem; text-transform: uppercase; }
.game-details ol, .game-details ul { color: var(--library-ink); line-height: 1.55; margin: 0; padding-left: 1.25rem; }
.game-details li + li { margin-top: 0.42rem; }
.game-facts { display: grid; gap: 1rem; }
.game-safety { background: var(--library-cream); border-left: 3px solid var(--library-gold); padding: 1rem; }
.game-safety p { color: var(--library-ink); line-height: 1.5; margin: 0; }
.game-card-actions { border-top: 1px solid var(--library-line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.8rem; grid-column: 1 / -1; padding-top: 1rem; }
.game-card-actions a { color: var(--library-rust); font-weight: 700; align-self: center; }

.library-empty { color: var(--library-ink); grid-column: 1 / -1; padding: 3rem 0; text-align: center; }
.library-empty[hidden] { display: none; }

.library-safety { background: var(--library-ink); color: #fff; padding: clamp(3rem, 6vw, 5rem) 0; }
.library-safety-grid { display: grid; grid-template-columns: 0.7fr 1.3fr; gap: clamp(2rem, 6vw, 5rem); }
.library-safety h2 { color: #fff; font-size: clamp(2rem, 4vw, 3.5rem); margin: 0; }
.library-safety p { font-size: 1.05rem; line-height: 1.7; margin: 0; }

.library-planner-cta { background: var(--library-cream); padding: clamp(3.5rem, 7vw, 6rem) 0; text-align: center; }
.library-planner-cta h2 { color: var(--library-ink); font-size: clamp(2.4rem, 5vw, 4.5rem); margin: 0.5rem auto 1rem; max-width: 15ch; }
.library-planner-cta p { color: var(--library-ink); font-size: 1.1rem; margin: 0 auto 1.5rem; max-width: 40rem; }

@media (max-width: 850px) {
  .library-hero-grid,
  .library-control-row,
  .library-safety-grid { grid-template-columns: 1fr; }
  .library-filters { justify-content: flex-start; }
  .library-controls { position: static; }
  .game-library { grid-template-columns: 1fr; }
  .game-card { scroll-margin-top: 1rem; }
}

@media (max-width: 560px) {
  .library-hero h1 { font-size: clamp(3rem, 17vw, 5rem); }
  .game-card summary { grid-template-columns: auto minmax(0, 1fr) auto; }
  .game-time { grid-column: 2; }
  .game-toggle { grid-column: 3; grid-row: 1; }
  .game-details { grid-template-columns: 1fr; }
  .game-card-actions { flex-direction: column; align-items: flex-start; }
}
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}