/* Rules browser layout. Extends assets/site.css — tokens come from there. */

.rules-shell { display: grid; gap: 1.5rem; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); }
@media (max-width: 60rem) { .rules-shell { grid-template-columns: minmax(0, 1fr); } }

.rules-head { padding: 2.5rem 0 1.5rem; }
.rules-head h1 { margin: 0 0 .3rem; font-size: clamp(1.7rem, 4.5vw, 2.4rem); letter-spacing: -.02em; }
.rules-head .lede { margin: 0; color: var(--text-dim); }
.rules-head .lede a { color: var(--gold); }

/* ---------------------------------------------------------------- tabs */

#tabs {
  display: flex; flex-wrap: wrap; gap: .4rem;
  margin: 0 0 1rem; padding-bottom: 1rem;
  border-bottom: 1px solid var(--line-soft);
}
.tab {
  display: inline-flex; align-items: baseline; gap: .45rem;
  border: 1px solid var(--line); border-radius: 999px;
  background: var(--surface); color: var(--text-dim);
  padding: .38rem .85rem; font-size: .88rem; font-weight: 600;
  font-family: inherit; cursor: pointer;
}
.tab:hover { color: var(--text); border-color: #4a3c5c; }
.tab.on { background: var(--gold); border-color: var(--gold); color: #241804; }
.tab-count { font-size: .76rem; opacity: .7; font-variant-numeric: tabular-nums; }

/* ---------------------------------------------------------------- search + filters */

#search {
  width: 100%; font: inherit; font-size: 1rem;
  padding: .7rem .9rem; border-radius: var(--radius-sm);
  border: 1px solid var(--line); background: var(--ink-2); color: var(--text);
}
#search::placeholder { color: var(--text-faint); }
#search:focus { border-color: var(--gold); outline: none; }

.chips { display: flex; flex-wrap: wrap; gap: .35rem; margin-top: .75rem; }
.chip {
  border: 1px solid var(--line-soft); border-radius: 999px;
  background: none; color: var(--text-faint);
  padding: .22rem .6rem; font-size: .78rem; font-family: inherit; cursor: pointer;
}
.chip:hover { color: var(--text); border-color: var(--line); }
.chip.on { background: var(--surface-2); border-color: var(--violet); color: var(--violet); }

#count { display: block; margin: 1rem 0 .5rem; font-size: .82rem; color: var(--text-faint);
  font-variant-numeric: tabular-nums; }

/* ---------------------------------------------------------------- list */

#list { display: flex; flex-direction: column; gap: .3rem; }

.row {
  display: flex; flex-direction: column; gap: .18rem;
  width: 100%; text-align: left; font: inherit; cursor: pointer;
  border: 1px solid transparent; border-left: 2px solid var(--line);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: none; color: var(--text);
  padding: .6rem .8rem;
}
.row:hover { background: var(--ink-2); border-left-color: var(--gold); }
.row-head { display: flex; align-items: baseline; gap: .6rem; justify-content: space-between; }
.row-name { font-weight: 600; }
.row-level { font-size: .76rem; color: var(--gold); white-space: nowrap; font-variant-numeric: tabular-nums; }
.row-sub { font-size: .8rem; color: var(--text-faint); }

.sentinel { height: 1px; }
.empty, .muted { color: var(--text-faint); font-size: .92rem; padding: .5rem 0; }

/* ---------------------------------------------------------------- detail */

#detail {
  position: sticky; top: 4.75rem;
  max-height: calc(100vh - 6.5rem); overflow-y: auto;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(180deg, var(--surface), var(--ink-2));
  padding: 1.5rem 1.6rem 2rem;
}
#detail:not(.open) { display: none; }
#detail h2 { margin: 0; font-size: 1.35rem; letter-spacing: -.01em; }
#detail h3 { margin: 1.4rem 0 .3rem; font-size: .82rem; letter-spacing: .09em;
  text-transform: uppercase; color: var(--gold); }
#detail p { margin: 0 0 .85rem; color: var(--text-dim); }
#detail p.source { margin-top: 1.5rem; font-size: .8rem; color: var(--text-faint); }

.detail-head { display: flex; align-items: baseline; gap: .75rem; justify-content: space-between;
  padding-right: 2rem; margin-bottom: .6rem; }
.detail-close {
  float: right; margin: -.4rem -.5rem 0 0;
  background: none; border: none; color: var(--text-faint);
  font-size: 1rem; cursor: pointer; padding: .35rem .5rem; font-family: inherit;
}
.detail-close:hover { color: var(--text); }

.trait-row { display: flex; flex-wrap: wrap; gap: .3rem; margin-bottom: 1rem; }
.trait {
  font-size: .72rem; letter-spacing: .05em; text-transform: uppercase; font-weight: 600;
  border: 1px solid var(--line); border-radius: 4px;
  padding: .16rem .45rem; color: var(--text-faint); background: var(--ink);
}

dl.meta {
  display: grid; grid-template-columns: auto 1fr; gap: .3rem .9rem;
  margin: 0 0 1.25rem; padding: .85rem 1rem;
  border: 1px solid var(--line-soft); border-radius: var(--radius-sm); background: var(--ink);
  font-size: .9rem;
}
dl.meta dt { color: var(--text-faint); }
dl.meta dd { margin: 0; color: var(--text); }

/* On a narrow screen the detail panel becomes a sheet over the list rather than a second column. */
@media (max-width: 60rem) {
  #detail.open {
    position: fixed; inset: auto 0 0 0; top: 3.75rem; z-index: 20;
    max-height: none; border-radius: 0; border-left: none; border-right: none;
  }
}

.rules-foot-note {
  margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--line-soft);
  color: var(--text-faint); font-size: .88rem;
}