/* Visor de PDF de «Material» (frontend/material-visor.js). Usa las variables de app.css
   (--bg, --surface, --border, --text, --text-dim, --accent, --error, --radius); el tema
   claro/oscuro llega solo, porque el tema cambia esas variables en <html>. Las páginas del PDF
   siempre son blancas (es papel); los subrayados se mezclan con `multiply`. */

.mv {
  --mv-hl-yellow: rgba(255, 212, 59, 0.55); --mv-hl-yellow-solid: #ffd43b;
  --mv-hl-green: rgba(105, 219, 124, 0.5);  --mv-hl-green-solid: #69db7c;
  --mv-hl-blue: rgba(102, 217, 232, 0.5);   --mv-hl-blue-solid: #66d9e8;
  --mv-hl-pink: rgba(247, 131, 172, 0.5);   --mv-hl-pink-solid: #f783ac;
  --mv-hl-yellow-papel: #ffe768; --mv-hl-green-papel: #b4ecbe;
  --mv-hl-blue-papel: #b2ebf2;   --mv-hl-pink-papel: #fbc0d5;
  display: flex; flex-direction: column;
  width: 100%; height: 100%; min-height: 24rem;
  background: var(--bg, #0f1117); color: var(--text, #e2e8f0);
  border: 1px solid var(--border, #2a2d3e); border-radius: var(--radius, 12px);
  overflow: hidden; position: relative;
}
.mv-pseudo-fs { position: fixed; inset: 0; z-index: 9999; border-radius: 0; border: 0; height: 100%; }
.mv:fullscreen { border-radius: 0; border: 0; }
.mv:-webkit-full-screen { border-radius: 0; border: 0; }

/* ---------- barra ---------- */
.mv-barra {
  display: flex; flex-wrap: wrap; align-items: center; gap: 6px 14px;
  padding: 8px 12px; background: var(--surface, #1a1d27);
  border-bottom: 1px solid var(--border, #2a2d3e); flex: none;
}
.mv-titulo {
  font-weight: 600; font-size: 0.95rem; min-width: 0; max-width: 28ch;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.mv-grupo { display: inline-flex; align-items: center; gap: 6px; }
.mv-der { margin-left: auto; }
.mv-etq { font-size: 0.82rem; color: var(--text-dim, #718096); white-space: nowrap; }
.mv-contador { min-width: 4ch; }
.mv-zoom-pct { min-width: 4ch; text-align: center; }

.mv-pagina-in, .mv-buscar-in {
  background: var(--bg, #0f1117); color: var(--text, #e2e8f0);
  border: 1px solid var(--border, #2a2d3e); border-radius: var(--radius-s, 8px);
  font: inherit; font-size: 0.85rem; padding: 4px 8px;
}
.mv-pagina-in { width: 5.2ch; text-align: center; -moz-appearance: textfield; appearance: textfield; }
.mv-pagina-in::-webkit-outer-spin-button, .mv-pagina-in::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.mv-buscar-in { width: 18ch; }
.mv-pagina-in:focus-visible, .mv-buscar-in:focus-visible, .mv-btn:focus-visible, .mv-color:focus-visible,
.mv-tab:focus-visible, .mv-item-ir:focus-visible, .mv-item-x:focus-visible, .mv-scroll:focus-visible {
  outline: 2px solid var(--accent, #ff6a3d); outline-offset: 2px;
}

.mv-btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 30px; height: 30px; padding: 0 8px; cursor: pointer;
  background: var(--bg, #0f1117); color: var(--text-dim, #718096);
  border: 1px solid var(--border, #2a2d3e); border-radius: var(--radius-s, 8px);
  font: inherit; font-size: 0.9rem; line-height: 1;
}
.mv-btn:hover { color: var(--text, #e2e8f0); }
.mv-btn-texto { font-size: 0.8rem; font-weight: 600; }
.mv-btn.is-activo, .mv-btn[aria-pressed="true"] { color: var(--accent-text, var(--accent, #ff8a66)); border-color: var(--accent, #ff6a3d); }
.mv-goma.is-activo { color: var(--error, #fc8181); border-color: var(--error, #fc8181); }

.mv-color {
  width: 26px; height: 26px; border-radius: 50%; padding: 0; cursor: pointer;
  border: 2px solid transparent; box-shadow: inset 0 0 0 1px var(--border, #2a2d3e);
}
.mv-color[data-color="yellow"] { background: var(--mv-hl-yellow-solid); }
.mv-color[data-color="green"] { background: var(--mv-hl-green-solid); }
.mv-color[data-color="blue"] { background: var(--mv-hl-blue-solid); }
.mv-color[data-color="pink"] { background: var(--mv-hl-pink-solid); }
.mv-color.is-activo { border-color: var(--text, #e2e8f0); transform: scale(1.15); }

/* ---------- cuerpo ---------- */
.mv-cuerpo { display: flex; flex: 1; min-height: 0; position: relative; }
.mv-scroll {
  flex: 1; min-width: 0; overflow: auto; position: relative;
  background: var(--bg, #0f1117); overscroll-behavior: contain;
}
.mv-paginas { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 12px; box-sizing: border-box; }
.mv-pagina {
  position: relative; flex: none; background: #fff; color: #555;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.35); border-radius: 2px; overflow: hidden;
}
.mv-pagina canvas { display: block; width: 100%; height: 100%; }
.mv-pagina-num {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  font-size: 2rem; color: #c9ccd4; pointer-events: none; user-select: none;
}
.mv-pagina:has(canvas) .mv-pagina-num { display: none; }

.mv-capa { position: absolute; inset: 0; }
/* La capa entera se multiplica contra la página: con z-index cada capa es su propio
   grupo, y un multiply dentro de ella no ve el papel (quedaba como velo y aclaraba
   las letras). Así el negro sigue negro y solo el blanco toma el color del marcador.
   Colores sólidos: el multiply ya los deja «transparentes» sobre la tinta. */
.mv-capa-sub, .mv-capa-hallazgos { z-index: 1; pointer-events: none; mix-blend-mode: multiply; }
.mv-marca { position: absolute; pointer-events: none; border-radius: 2px; }
.mv-marca-yellow { background: var(--mv-hl-yellow-papel); }
.mv-marca-green { background: var(--mv-hl-green-papel); }
.mv-marca-blue { background: var(--mv-hl-blue-papel); }
.mv-marca-pink { background: var(--mv-hl-pink-papel); }
/* Vista previa de la goma: lo que se va a borrar, en gris (el multiply lo deja sobre el papel). */
.mv-marca-goma { background: #d9d9d9; }
.mv-hallazgo {
  position: absolute; pointer-events: none; border-radius: 2px;
  background: rgba(255, 140, 0, 0.28); outline: 1px solid rgba(220, 110, 0, 0.7);
}
.mv-hallazgo.is-actual { background: rgba(255, 140, 0, 0.55); outline-width: 2px; }

/* La capa de texto (pdf-text-layer.css de pdf.js) va encima. Cada palabra es un span propio; el
   override de `position` es obligatorio: pdf.js pone absolute a TODO span del textLayer. */
.mv .textLayer { z-index: 2; user-select: text; -webkit-user-select: text; }
.mv .textLayer span.mv-palabra { position: static; display: inline; }
.mv .textLayer ::selection { background: rgba(0, 120, 255, 0.35); }

/* Con una herramienta armada el arrastre de 1 dedo pinta (no scrollea) y el pellizco de 2 dedos sigue
   vivo; sin selección nativa para que iOS no ofrezca su lupa en mitad del trazo. */
.mv-armado .textLayer {
  touch-action: pinch-zoom; cursor: crosshair;
  user-select: none; -webkit-user-select: none; -webkit-touch-callout: none;
}

.mv-capa-enlaces { z-index: 3; pointer-events: none; }
.mv-enlace { position: absolute; pointer-events: auto; }
.mv-armado .mv-capa-enlaces { display: none; }

/* ---------- panel lateral ---------- */
.mv-panel {
  flex: none; width: 300px; display: flex; flex-direction: column; min-height: 0;
  background: var(--surface, #1a1d27); border-left: 1px solid var(--border, #2a2d3e);
}
.mv-panel[hidden] { display: none; }
.mv-tabs { display: flex; flex: none; border-bottom: 1px solid var(--border, #2a2d3e); }
.mv-tab {
  flex: 1; padding: 9px 6px; cursor: pointer; background: none; color: var(--text-dim, #718096);
  border: 0; border-bottom: 2px solid transparent; font: inherit; font-size: 0.82rem; font-weight: 600;
}
.mv-tab.is-activa { color: var(--text, #e2e8f0); border-bottom-color: var(--accent, #ff6a3d); }
.mv-lista { flex: 1; overflow: auto; padding: 6px; }
.mv-lista[hidden] { display: none; }
.mv-vacio { margin: 12px 8px; font-size: 0.82rem; color: var(--text-dim, #718096); line-height: 1.5; }

.mv-item { display: flex; align-items: stretch; gap: 2px; border-radius: var(--radius-s, 8px); }
.mv-item:hover { background: rgba(127, 127, 127, 0.12); }
.mv-item-ir {
  flex: 1; min-width: 0; display: flex; align-items: flex-start; gap: 8px; text-align: left; cursor: pointer;
  background: none; color: inherit; border: 0; border-radius: var(--radius-s, 8px); padding: 8px; font: inherit;
}
.mv-res { width: 100%; }
.mv-res:hover, .mv-res.is-activo { background: rgba(127, 127, 127, 0.16); }
.mv-punto { flex: none; width: 10px; height: 10px; border-radius: 50%; margin-top: 4px; }
.mv-punto-yellow { background: var(--mv-hl-yellow-solid); }
.mv-punto-green { background: var(--mv-hl-green-solid); }
.mv-punto-blue { background: var(--mv-hl-blue-solid); }
.mv-punto-pink { background: var(--mv-hl-pink-solid); }
.mv-item-cuerpo { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.mv-item-texto { font-size: 0.82rem; line-height: 1.4; overflow-wrap: anywhere; }
.mv-item-pag { font-size: 0.74rem; color: var(--text-dim, #718096); }
.mv-item-x {
  flex: none; width: 28px; cursor: pointer; background: none; color: var(--text-dim, #718096);
  border: 0; border-radius: var(--radius-s, 8px); font-size: 0.8rem;
}
.mv-item-x:hover { color: var(--error, #fc8181); }

/* ---------- estado ---------- */
.mv-estado {
  position: absolute; left: 50%; bottom: 14px; transform: translateX(-50%); z-index: 5;
  max-width: calc(100% - 24px); padding: 6px 14px; border-radius: 999px; font-size: 0.82rem;
  background: var(--surface, #1a1d27); border: 1px solid var(--border, #2a2d3e); color: var(--text, #e2e8f0);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}
.mv-estado[hidden] { display: none; }
.mv-estado.is-error { color: var(--error, #fc8181); border-color: var(--error, #fc8181); }

/* ---------- celular ---------- */
@media (max-width: 760px) {
  .mv-barra { gap: 6px 8px; padding: 6px 8px; }
  .mv-titulo { max-width: 100%; flex: 1 0 100%; }
  .mv-buscar-in { width: 13ch; }
  .mv-der { margin-left: 0; }
  .mv-panel {
    position: absolute; top: 0; right: 0; bottom: 0; z-index: 4;
    width: min(88%, 320px); box-shadow: -6px 0 20px rgba(0, 0, 0, 0.35);
  }
}
@media (prefers-reduced-motion: no-preference) {
  .mv-color { transition: transform 0.12s; }
}