/* ultra_library · a ficha do livro -----------------------------------------
   O painel lateral que abre ao clicar num volume: capa grande, síntese (L4) e
   a escada de níveis com as porcentagens. */

.card-backdrop {
  position: fixed; inset: 0; z-index: 60;
  background: rgba(6,9,8,.6); backdrop-filter: blur(3px);
}
.card {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 61;
  width: min(560px, 100vw);
  background: #141b17;
  border-left: 1px solid rgba(193,154,91,.25);
  box-shadow: -30px 0 60px -20px rgba(0,0,0,.9);
  overflow-y: auto;
  padding: 1.6rem 1.6rem 3rem;
  animation: slide-in .35s cubic-bezier(.2,.8,.2,1);
}
@keyframes slide-in { from { transform: translateX(40px); opacity: 0; } }
.card[hidden], .card-backdrop[hidden] { display: none; }
.card-close {
  position: absolute; top: .8rem; right: .9rem;
  background: none; border: 1px solid rgba(193,154,91,.35); color: var(--brass);
  width: 34px; height: 34px; border-radius: 50%; font-size: 1.3rem; line-height: 1; cursor: pointer;
}
.card-close:hover { background: rgba(193,154,91,.12); }
.card-inner { display: grid; grid-template-columns: 150px 1fr; gap: 1.5rem; align-items: start; }
.card-ladder { grid-column: 1 / -1; }
.card-cover { width: 150px; height: 220px; position: sticky; top: 0; }
.card-body { min-width: 0; }
.card .eyebrow { padding-right: 2.6rem; }
.card .eyebrow {
  margin: .2rem 0 .5rem; font-family: var(--mono); font-size: .68rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--brass);
}
.card h3 {
  margin: 0; font-family: var(--display); font-weight: 400; font-size: 1.7rem; line-height: 1.1;
  letter-spacing: -.01em; text-wrap: balance;
}
.card .orig-title { margin: .3rem 0 0; font-style: italic; color: var(--cream-dim); font-size: .95rem; }
.card .l4 {
  margin: 1.2rem 0 0; font-size: .98rem; line-height: 1.6; text-wrap: pretty;
  border-left: 2px solid hsl(var(--hue) 45% 55% / .6); padding-left: .9rem;
}
.card .l4[hidden] { display: none; }
.spoiler-toggle {
  margin: .7rem 0 0; background: none; border: 1px solid hsl(var(--hue) 45% 55% / .5); border-radius: 999px;
  padding: .3rem .8rem; cursor: pointer; color: inherit;
  font-family: var(--mono); font-size: .62rem; letter-spacing: .1em; text-transform: uppercase;
}
.spoiler-toggle:hover, .spoiler-toggle[aria-pressed="true"] { border-color: hsl(var(--hue) 45% 55%); background: hsl(var(--hue) 45% 55% / .15); }
.ladder-title {
  margin: 1.8rem 0 .6rem; font-family: var(--mono); font-size: .68rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--brass-dim);
}
.ladder { display: grid; gap: 2px; }
.l1-cuts {
  margin: .9rem 0 0; font-size: .82rem; line-height: 1.5; color: var(--brass-dim); text-wrap: pretty;
}
.l1-cuts b { font-weight: 500; color: inherit; }
.rung {
  display: grid; grid-template-columns: 9.5rem 1fr; gap: 1rem; align-items: center;
  padding: .6rem .6rem; border-radius: 3px; text-decoration: none;
  transition: background .15s;
}
.rung:hover { background: rgba(193,154,91,.1); }
.rung-name b { display: block; font-family: var(--display); font-weight: 500; font-size: 1rem; }
.rung-name span { display: block; font-size: .72rem; color: var(--cream-dim); line-height: 1.3; }
/* barra + porcentagem na primeira linha; palavras · páginas · tempo na segunda, tudo em linha */
.rung-data {
  display: grid; grid-template-columns: 1fr auto; column-gap: .7rem; row-gap: .35rem; align-items: center;
  min-width: 0;
}
.rung-bar { height: 8px; background: rgba(255,255,255,.06); border-radius: 2px; overflow: hidden; }
.rung-bar i { display: block; height: 100%; background: hsl(var(--hue) 50% 58%); border-radius: 2px; }
.rung-pct {
  font-family: var(--mono); font-size: .8rem; font-weight: 500; text-align: right;
  min-width: 3.6em; color: hsl(var(--hue) 55% 72%); font-variant-numeric: tabular-nums;
}
.rung-num {
  grid-column: 1 / -1;
  font-family: var(--mono); font-size: .68rem; letter-spacing: .03em; color: var(--cream-dim);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  font-variant-numeric: tabular-nums;
}
.rung-num b { font-weight: 500; color: var(--cream); }
.rung-num .sep { margin: 0 .55em; color: var(--brass-dim); }

/* progresso de leitura (progress.js marca a ficha ao abrir) ------------------ */
.rung-read {
  grid-column: 1 / -1; display: block; font-family: var(--mono); font-size: .64rem; letter-spacing: .04em;
  color: hsl(var(--hue) 55% 72%); line-height: 1.35;
}
.rung-read.done { color: var(--brass); }
.rung-var .rung-read { display: inline; margin: 0 0 0 .6em; text-transform: none; letter-spacing: .04em; }
.card-continue {
  display: inline-block; margin: .9rem 0 0; padding: .45rem .95rem; border-radius: 999px; text-decoration: none; color: inherit;
  border: 1px solid hsl(var(--hue) 45% 55% / .6); font-family: var(--mono); font-size: .64rem; letter-spacing: .1em; text-transform: uppercase;
}
.card-continue:hover { background: hsl(var(--hue) 45% 55% / .15); border-color: hsl(var(--hue) 45% 55%); }
.card-continue span { text-transform: none; letter-spacing: .02em; color: var(--cream-dim); margin-left: .4em; }

/* ficção: um nível com duas versões (arco/passagens, sem/com o fim) --------- */
.rung-group { align-items: start; cursor: default; }
.rung-group:hover { background: none; }
.rung-group .rung-name { padding-top: .35rem; }
.rung-vars { display: grid; gap: 2px; min-width: 0; }
.rung-var {
  display: grid; gap: .3rem; min-width: 0;
  padding: .35rem .5rem; margin: 0 -.5rem; border-radius: 3px;
  text-decoration: none; color: inherit; transition: background .15s;
}
.rung-var:hover { background: rgba(193,154,91,.12); }
.var-label {
  font-family: var(--mono); font-size: .64rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--brass);
}
.rung-var:hover .var-label { color: hsl(var(--hue) 55% 72%); }

/* extras que não são nível: elenco e lugares ------------------------------- */
.extras { margin: .9rem 0 0; border-top: 1px solid rgba(193,154,91,.18); padding-top: .7rem; }
.card-extra {
  display: grid; grid-template-columns: auto 1fr; gap: .7rem; align-items: center;
  padding: .5rem .6rem; border-radius: 3px; text-decoration: none; color: inherit;
  transition: background .15s;
}
.card-extra:hover { background: rgba(193,154,91,.1); }
.extra-icon {
  width: 1.9rem; height: 1.9rem; display: grid; place-items: center; border-radius: 50%;
  border: 1px solid hsl(var(--hue) 45% 55% / .5); color: hsl(var(--hue) 55% 72%); font-size: .95rem;
}
.extra-txt b { display: block; font-family: var(--display); font-weight: 500; font-size: 1rem; }
.extra-txt span { display: block; font-size: .72rem; color: var(--cream-dim); line-height: 1.3; }

@media (max-width: 640px) {
  .card-inner { grid-template-columns: 1fr; }
  .card-ladder { grid-column: auto; }
  .card-cover { position: static; }
  .rung { grid-template-columns: 1fr; gap: .4rem; }
  .rung-group .rung-name { padding-top: 0; }
  .rung-num { font-size: .64rem; }
  .rung-num .sep { margin: 0 .4em; }
}

@media (prefers-reduced-motion: reduce) {
  .card { animation: none; }
}