/* ==========================================================================
   QARMY — Simuladores ISTQB
   Usa los tokens de styles.css (tema oscuro del sitio).
   ========================================================================== */

[hidden] { display: none !important; }
.sim-sr {
  position: absolute !important; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; padding: 0; border: 0;
}

/* ---------- Listado ---------- */
.sim-card { display: flex; flex-direction: column; align-items: flex-start; }
.sim-facts { list-style: none; padding: 0; margin: 6px 0 22px; display: flex; flex-wrap: wrap; gap: 8px 16px; font-family: var(--font-mono); font-size: .85rem; color: var(--bone-2); }
.sim-facts b { color: #fff; font-weight: 600; }
.sim-card .k0-more { margin-top: auto; }
.sim-credit { font-size: .9rem; max-width: 80ch; }

/* ---------- Presentación ---------- */
.sim-spec { max-width: 760px; }
.sim-rules { max-width: 72ch; color: var(--bone-2); padding-left: 1.2em; }
.sim-rules li { margin-bottom: 8px; }
.sim-rules b { color: #fff; font-weight: 600; }
.sim-error { margin-top: 18px; color: var(--fail); font-family: var(--font-mono); font-size: .9rem; }

/* ---------- Barra del examen ---------- */
.sim-bar {
  position: sticky; top: 72px; z-index: 40;
  background: rgba(22, 27, 17, .94);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.sim-bar-in { display: flex; align-items: center; gap: 18px; min-height: 64px; }
.sim-bar-title { font-family: var(--font-display); color: #fff; font-size: 1rem; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sim-progress { font-family: var(--font-mono); font-size: .85rem; color: var(--bone-2); white-space: nowrap; }
.sim-progress b { color: #fff; }
.sim-timer {
  font-family: var(--font-mono); font-weight: 600; font-size: 1.35rem; color: var(--acid);
  font-variant-numeric: tabular-nums; letter-spacing: .04em;
  padding: 4px 12px; border: 1px solid rgba(198, 245, 92, .35); background: var(--acid-dim);
}
.sim-timer.is-warn { color: var(--warn); border-color: rgba(217, 183, 92, .45); background: rgba(217, 183, 92, .12); }
.sim-timer.is-danger { color: var(--fail); border-color: rgba(224, 122, 102, .5); background: rgba(224, 122, 102, .14); animation: sim-pulse 1s steps(2) infinite; }
@keyframes sim-pulse { 50% { opacity: .55; } }
.sim-finish { padding: 10px 18px; }
.sim-timebar { height: 3px; background: var(--line); }
.sim-timebar i { display: block; height: 100%; width: 100%; background: var(--acid); transition: width .25s linear; }
@media (max-width: 720px) {
  .sim-bar { top: 64px; }
  .sim-bar-in { gap: 10px; min-height: 56px; }
  .sim-bar-title { display: none; }
  .sim-progress { flex: 1; }
  .sim-timer { font-size: 1.1rem; padding: 3px 8px; }
  .sim-finish { padding: 9px 12px; font-size: .82rem; }
}
/* Celulares: la barra del examen entra entera (contador corto y botones compactos) */
@media (max-width: 480px) {
  .sim-bar-in { gap: 8px; }
  .sim-progress-label { display: none; }
  .sim-finish { padding: 8px 10px; font-size: .78rem; }
}

/* ---------- Layout examen ---------- */
.sim-layout { display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: clamp(24px, 4vw, 48px); padding: clamp(28px, 4vw, 48px) 0 clamp(48px, 6vw, 80px); align-items: start; }
@media (max-width: 960px) { .sim-layout { grid-template-columns: minmax(0, 1fr); } }
.sim-main, .sim-side { min-width: 0; }

.sim-question {
  background: var(--panel); border: 1px solid var(--line);
  padding: clamp(20px, 3.5vw, 36px);
  clip-path: polygon(var(--chamfer) 0, 100% 0, 100% calc(100% - var(--chamfer)), calc(100% - var(--chamfer)) 100%, 0 100%, 0 var(--chamfer));
}
.sim-question:focus { outline: none; }
.sim-q-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.sim-q-num { font-family: var(--font-mono); font-size: .85rem; color: var(--moss-2); }
.sim-badge { font-family: var(--font-mono); font-size: .72rem; font-weight: 600; padding: 3px 8px; background: var(--acid); color: var(--ink); }

.sim-stem { color: var(--bone); }
.sim-stem p { max-width: none; }
.sim-question .sim-stem p:last-child { color: #fff; font-weight: 500; }
.sim-stem .q-list { margin: 0 0 1em; padding-left: 1.2em; }
.sim-stem .q-list li { margin-bottom: 4px; }
.sim-stem .q-list ul { margin-top: 4px; }
.sim-stem .q-quote { margin: 0 0 1em; padding: 14px 18px; border-left: 3px solid var(--moss); background: rgba(0, 0, 0, .18); color: var(--bone); }
.sim-stem .q-quote small { color: var(--bone-2); font-family: var(--font-mono); font-size: .8rem; }
.q-table-wrap { overflow-x: auto; margin: 0 0 1em; -webkit-overflow-scrolling: touch; }
.q-table { border-collapse: collapse; font-size: .95rem; min-width: 100%; }
.q-table th, .q-table td { border: 1px solid var(--line-strong); padding: 8px 12px; text-align: center; }
.q-table thead th { background: var(--panel-2); color: #fff; font-family: var(--font-mono); font-size: .8rem; font-weight: 600; }
.q-table tbody th { text-align: left; font-weight: 500; color: #fff; white-space: nowrap; }
.q-table-dt td { font-family: var(--font-mono); font-weight: 600; min-width: 36px; }
.q-figure { margin: 0 0 1em; padding: 16px; background: rgba(0, 0, 0, .18); border: 1px solid var(--line); overflow-x: auto; }
.q-figure svg { min-width: 560px; width: 100%; color: var(--bone-2); }
.q-figure .st rect { fill: var(--panel-2); stroke: var(--bone); stroke-width: 2; }
.q-figure .st text { fill: #fff; font: 600 13px var(--font-mono); }
.q-figure .st text:not([text-anchor]) { text-anchor: middle; }
.q-figure .tr path { fill: none; stroke: var(--bone-2); stroke-width: 2; }
.q-figure .lb text { fill: var(--acid); font: 600 11px var(--font-mono); }
.q-figure .lb text:not([text-anchor]) { text-anchor: middle; }

.sim-hint { font-family: var(--font-mono); font-size: .82rem; color: var(--moss-2); margin: 18px 0 10px; }
.sim-options { border: 0; padding: 0; margin: 0; display: grid; gap: 10px; min-width: 0; }
.sim-option {
  display: grid; grid-template-columns: auto auto 1fr; gap: 12px; align-items: start;
  padding: 14px 16px; cursor: pointer;
  background: rgba(0, 0, 0, .16); border: 1px solid var(--line);
  transition: border-color .15s var(--ease), background .15s var(--ease);
}
.sim-option:hover { border-color: var(--line-strong); background: rgba(0, 0, 0, .26); }
.sim-option input { margin: 4px 0 0; width: 18px; height: 18px; accent-color: var(--acid); }
.sim-option:has(input:checked) { border-color: var(--acid); background: var(--acid-dim); }
.sim-option:has(input:focus-visible) { outline: 2px solid var(--acid); outline-offset: 2px; }
.sim-letter { font-family: var(--font-mono); font-weight: 600; color: var(--moss-2); }
.sim-option:has(input:checked) .sim-letter { color: var(--acid); }
.sim-option-text { color: var(--bone); white-space: pre-line; }
.sim-option:has(input:checked) .sim-option-text { color: #fff; }
.sim-option.is-shake { animation: sim-shake .35s; border-color: var(--fail); }
@keyframes sim-shake { 25% { transform: translateX(-4px); } 75% { transform: translateX(4px); } }

.sim-nav-buttons { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 18px; flex-wrap: wrap; }
.sim-nav-buttons .btn:disabled { opacity: .35; cursor: default; transform: none; }
.sim-flag { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: .85rem; color: var(--bone-2); cursor: pointer; }
.sim-flag input { width: 16px; height: 16px; accent-color: var(--warn); }
@media (max-width: 560px) {
  .sim-nav-buttons { display: grid; grid-template-columns: 1fr 1fr; }
  .sim-flag { grid-column: 1 / -1; grid-row: 1; justify-self: center; }
  .sim-nav-buttons .btn { justify-content: center; padding: 12px 10px; }
}

/* ---------- Mapa de preguntas ---------- */
.sim-side { position: sticky; top: 160px; }
.sim-side-title { font-family: var(--font-mono); font-size: .85rem; color: var(--moss-2); margin-bottom: 12px; }
.sim-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 6px; }
.sim-cell {
  aspect-ratio: 1; display: grid; place-items: center; cursor: pointer;
  font-family: var(--font-mono); font-size: .82rem; font-weight: 600;
  background: rgba(0, 0, 0, .2); color: var(--bone-2); border: 1px solid var(--line);
  position: relative;
}
.sim-cell:hover { border-color: var(--line-strong); color: #fff; }
.sim-cell.is-answered { background: var(--moss); color: #fff; border-color: var(--moss); }
.sim-cell.is-flagged::after { content: ""; position: absolute; top: 3px; right: 3px; width: 7px; height: 7px; background: var(--warn); border-radius: 50%; }
.sim-cell.is-current { outline: 2px solid var(--acid); outline-offset: 1px; color: #fff; }
.sim-legend { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 6px; font-family: var(--font-mono); font-size: .78rem; color: var(--bone-2); }
.sim-legend li { display: flex; align-items: center; gap: 8px; }
.sim-legend i { width: 14px; height: 14px; border: 1px solid var(--line-strong); background: rgba(0, 0, 0, .2); position: relative; }
.sim-legend i.is-answered { background: var(--moss); border-color: var(--moss); }
.sim-legend i.is-flagged::after { content: ""; position: absolute; inset: 3px; background: var(--warn); border-radius: 50%; }
@media (max-width: 960px) {
  .sim-side { position: static; order: -1; }
  .sim-grid { grid-template-columns: repeat(10, minmax(0, 1fr)); gap: 4px; }
  .sim-cell { aspect-ratio: auto; height: 34px; font-size: .75rem; }
  .sim-legend { grid-auto-flow: column; justify-content: start; gap: 16px; }
}
@media (max-width: 480px) { .sim-legend { grid-auto-flow: row; grid-template-columns: repeat(3, auto); gap: 10px; font-size: .72rem; } }

/* ---------- Diálogo ---------- */
.sim-dialog {
  width: min(480px, calc(100% - 32px)); padding: 28px; border: 1px solid var(--line-strong);
  background: var(--panel); color: var(--bone);
}
.sim-dialog::backdrop { background: rgba(10, 13, 8, .72); }
.sim-dialog h2 { font-size: 1.5rem; }
.sim-dialog p { color: var(--bone-2); }

/* ---------- Resultado ---------- */
.sim-result:focus { outline: none; }
.sim-score { display: flex; gap: clamp(20px, 4vw, 44px); align-items: center; flex-wrap: wrap; margin-top: 18px; }
.sim-score-num { font-family: var(--font-display); line-height: 1; padding: 22px 26px; border: 1px solid var(--line-strong); background: var(--panel); }
.sim-score-num b { font-size: clamp(3.4rem, 9vw, 5.6rem); font-weight: 400; color: #fff; }
.sim-score-num span { font-size: clamp(1.4rem, 3vw, 2rem); color: var(--bone-2); }
.sim-score.is-pass .sim-score-num { border-color: var(--acid); }
.sim-score.is-pass .sim-score-num b, .sim-score.is-pass h1 { color: var(--acid); }
.sim-score.is-fail .sim-score-num { border-color: var(--fail); }
.sim-score.is-fail .sim-score-num b, .sim-score.is-fail h1 { color: var(--fail); }
.sim-score-text { flex: 1; min-width: 260px; }
.sim-score-text h1 { font-size: clamp(2rem, 5vw, 3.2rem); margin-bottom: .3em; }
.sim-score-text p { margin-bottom: .4em; }
.sim-warn-text { color: var(--warn); font-size: .95rem; }

.sim-ch-title { font-size: 1.2rem; margin-top: 36px; }
.sim-chapters { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 32px; max-width: 900px; }
@media (max-width: 720px) { .sim-chapters { grid-template-columns: 1fr; } }
.sim-ch-label { display: flex; justify-content: space-between; gap: 12px; font-size: .92rem; margin-bottom: 6px; }
.sim-ch-label b { font-family: var(--font-mono); color: #fff; }
.sim-ch-bar { height: 8px; background: rgba(0, 0, 0, .3); border: 1px solid var(--line); }
.sim-ch-bar i { display: block; height: 100%; background: var(--moss-2); }

/* ---------- Revisión ---------- */
.sim-review-head { display: flex; align-items: end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
.sim-review-head h2 { margin: 0; font-size: clamp(1.4rem, 2.6vw, 1.9rem); }
.sim-filter { display: inline-flex; border: 1px solid var(--line-strong); }
.sim-filter button { background: transparent; border: 0; padding: 9px 14px; font-family: var(--font-mono); font-size: .82rem; color: var(--bone-2); cursor: pointer; }
.sim-filter button + button { border-left: 1px solid var(--line-strong); }
.sim-filter button.is-on { background: var(--acid); color: var(--ink); font-weight: 600; }

.sim-rv { border: 1px solid var(--line); background: var(--panel); margin-bottom: 10px; border-left-width: 4px; }
.sim-rv.is-ok { border-left-color: var(--acid); }
.sim-rv.is-ko { border-left-color: var(--fail); }
.sim-rv > summary { display: flex; align-items: center; gap: 14px; padding: 14px 18px; cursor: pointer; list-style: none; }
.sim-rv > summary::-webkit-details-marker { display: none; }
.sim-rv > summary::after { content: "+"; margin-left: auto; font-family: var(--font-mono); color: var(--acid); font-size: 1.3rem; transition: transform .2s var(--ease); }
.sim-rv[open] > summary::after { transform: rotate(45deg); }
.sim-rv-num { font-family: var(--font-mono); font-weight: 600; color: #fff; }
.sim-rv-status { font-family: var(--font-mono); font-size: .82rem; }
.sim-rv.is-ok .sim-rv-status { color: var(--acid); }
.sim-rv.is-ko .sim-rv-status { color: var(--fail); }
.sim-rv-lo { font-family: var(--font-mono); font-size: .78rem; color: var(--bone-2); }
.sim-rv-body { padding: 4px 18px 20px; border-top: 1px solid var(--line); }
.sim-rv-body .sim-stem { margin-top: 16px; }
.sim-rv-options { list-style: none; padding: 0; margin: 0 0 16px; display: grid; gap: 8px; }
.sim-rv-opt { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: start; padding: 10px 14px; border: 1px solid var(--line); background: rgba(0, 0, 0, .14); }
.sim-rv-opt.is-correct { border-color: var(--acid); background: var(--acid-dim); }
.sim-rv-opt.is-wrong { border-color: var(--fail); background: rgba(224, 122, 102, .12); }
.sim-rv-tag { font-family: var(--font-mono); font-size: .72rem; font-weight: 600; white-space: nowrap; color: var(--acid); }
.sim-rv-opt.is-wrong .sim-rv-tag { color: var(--fail); }
@media (max-width: 560px) { .sim-rv-opt { grid-template-columns: auto 1fr; } .sim-rv-tag { grid-column: 2; } }
.sim-note { font-size: .92rem; color: var(--warn); border-left: 3px solid var(--warn); padding-left: 12px; }
.sim-expl { background: rgba(0, 0, 0, .18); padding: 16px 18px; border: 1px solid var(--line); }
.sim-expl h3 { font-family: var(--font-mono); font-size: .82rem; color: var(--moss-2); margin-bottom: 10px; }
.sim-expl p { font-size: .95rem; color: var(--bone); margin-bottom: .55em; max-width: 80ch; }
.sim-expl p:last-child { margin-bottom: 0; }

.sim-source { border-top: 1px solid var(--line); }
.sim-source p { font-size: .85rem; max-width: 90ch; margin: 0; }

/* Listado agrupado por certificación */
.sim-cert { scroll-margin-top: 96px; }
.sim-cert + .sim-cert { margin-top: clamp(48px, 7vw, 88px); }
.q-figure .st circle { fill: var(--panel-2); stroke: var(--bone); stroke-width: 2; }
.sim-stem .q-log { font-family: var(--font-mono); font-size: .82rem; line-height: 1.7; overflow-x: auto; white-space: nowrap; }
.q-figure-sm svg { min-width: 0; max-width: 300px; margin-inline: auto; }
.q-figure .st ellipse { fill: var(--panel-2); stroke: var(--bone); stroke-width: 2; }
.q-figure .st text.sub { font-weight: 400; font-size: 12px; fill: var(--bone-2); }
.sim-stem .q-formula { font-family: var(--font-mono); font-size: 1.05rem; color: #fff; text-align: center; max-width: none; padding: 10px; background: rgba(0, 0, 0, .18); border: 1px solid var(--line); }
.sim-notice { max-width: 72ch; margin-top: 16px; padding: 12px 16px; border-left: 3px solid var(--warn); background: rgba(217, 183, 92, .1); color: var(--bone); font-size: .95rem; }
.sim-notice b { color: var(--warn); }

/* Puntos por pregunta y preguntas de asignación */
.sim-points { font-family: var(--font-mono); font-size: .72rem; font-weight: 600; padding: 3px 8px; border: 1px solid var(--line-strong); color: var(--bone); }
.sim-match-legend { list-style: none; padding: 0; margin: 0 0 14px; display: grid; gap: 6px; }
.sim-match-legend li { padding: 10px 14px; background: rgba(0, 0, 0, .16); border: 1px solid var(--line); }
.sim-match-legend b { color: var(--acid); font-family: var(--font-mono); }
.sim-match { display: grid; gap: 10px; }
.sim-match-row { border: 1px solid var(--line); background: rgba(0, 0, 0, .16); padding: 12px 14px; margin: 0; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 12px; align-items: center; min-width: 0; }
.sim-match-item { padding: 0; color: var(--bone); float: left; width: 100%; }
.sim-match-opts { display: flex; gap: 8px; }
.sim-match-opt { grid-template-columns: auto auto; padding: 8px 12px; }
@media (max-width: 560px) { .sim-match-row { grid-template-columns: 1fr; } }