/* =====================================================================
   Sistema de Exámenes — estilos del sitio
   Paleta "de mar" tomada de Eco (cuerpo #3F9FD8, contorno #1C5A86,
   panza #DDF3FC, brillo #46D6F2, destello #FFC94D).
   Tema claro/oscuro: Bootstrap 5.3 (atributo data-bs-theme en <html>).
   Accesibilidad: data-texto, data-concentracion y data-daltonismo en <html>
   (los pone wwwroot/js/accesibilidad.js).
   ===================================================================== */

:root,
[data-bs-theme="light"] {
  --eco-bg: #f3f8fc;
  --eco-surface: #ffffff;
  --eco-surface-2: #e9f3fa;
  --eco-text: #0f2a44;
  --eco-muted: #4a6078;
  --eco-borde: #cfe2f0;
  --eco-acento: #1668a8;          /* texto/acentos sobre claro (contraste AA) */
  --eco-acento-2: #0c86b8;
  --eco-degradado: linear-gradient(90deg, #1668a8 0%, #0c86b8 100%);
  --eco-cta-bg: linear-gradient(135deg, #1a73b5 0%, #1c5a86 100%);
  --eco-cta-text: #ffffff;
  --eco-sol: #b7791f;
  --eco-sol-borde: #ffc94d;
  --eco-sombra: 0 18px 40px -18px rgba(16, 62, 104, .35);
  --eco-nav-bg: linear-gradient(90deg, #0f2f4f 0%, #14476f 100%);

  --bs-body-bg: var(--eco-bg);
  --bs-body-color: var(--eco-text);
  --bs-secondary-color: var(--eco-muted);
  --bs-border-color: var(--eco-borde);
  --bs-primary: #1a73b5;
  --bs-primary-rgb: 26, 115, 181;
  --bs-link-color: #1668a8;
  --bs-link-color-rgb: 22, 104, 168;
  --bs-link-hover-color: #0f4d80;
  --bs-link-hover-color-rgb: 15, 77, 128;
  --bs-focus-ring-color: rgba(26, 115, 181, .35);
}

[data-bs-theme="dark"] {
  --eco-bg: #0a1624;
  --eco-surface: #11233a;
  --eco-surface-2: #16304d;
  --eco-text: #e8f1f8;
  --eco-muted: #a7bbd0;
  --eco-borde: #23415f;
  --eco-acento: #4fcbf2;
  --eco-acento-2: #46d6f2;
  --eco-degradado: linear-gradient(90deg, #46d6f2 0%, #3f9fd8 100%);
  --eco-cta-bg: linear-gradient(135deg, #46d6f2 0%, #3f9fd8 100%);
  --eco-cta-text: #06223b;
  --eco-sol: #ffc94d;
  --eco-sol-borde: #ffc94d;
  --eco-sombra: 0 24px 50px -20px rgba(0, 0, 0, .7);
  --eco-nav-bg: linear-gradient(90deg, #07111d 0%, #0d2136 100%);

  --bs-body-bg: var(--eco-bg);
  --bs-body-color: var(--eco-text);
  --bs-secondary-color: var(--eco-muted);
  --bs-border-color: var(--eco-borde);
  --bs-tertiary-bg: #0f2033;
  --bs-secondary-bg: #16304d;
  --bs-primary: #3f9fd8;
  --bs-primary-rgb: 63, 159, 216;
  --bs-link-color: #6fd0f5;
  --bs-link-color-rgb: 111, 208, 245;
  --bs-link-hover-color: #a5e4fa;
  --bs-link-hover-color-rgb: 165, 228, 250;
  --bs-focus-ring-color: rgba(70, 214, 242, .4);
}

html { scroll-behavior: smooth; }
body {
  padding-bottom: 2rem;
  background: var(--eco-bg);
  color: var(--eco-text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main { flex: 1 0 auto; }

h1, h2, h3, .display-font, .navbar-brand {
  font-family: "Nunito", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
h1, h2 { font-weight: 800; letter-spacing: -.01em; }

/* Superficies de Bootstrap sobre el fondo del sitio */
.card { --bs-card-bg: var(--eco-surface); --bs-card-border-color: var(--eco-borde); }
.modal { --bs-modal-bg: var(--eco-surface); }
.dropdown-menu { --bs-dropdown-bg: var(--eco-surface); }
.form-control, .form-select { background-color: var(--eco-surface); }
.table { --bs-table-bg: transparent; }

/* Botón primario con el azul de Eco (legible en ambos temas) */
.btn-primary {
  --bs-btn-bg: #1a73b5; --bs-btn-border-color: #1a73b5;
  --bs-btn-hover-bg: #155f96; --bs-btn-hover-border-color: #155f96;
  --bs-btn-active-bg: #124f7d; --bs-btn-active-border-color: #124f7d;
  --bs-btn-disabled-bg: #1a73b5; --bs-btn-disabled-border-color: #1a73b5;
  --bs-btn-focus-shadow-rgb: 26, 115, 181;
}
.btn-outline-primary {
  --bs-btn-color: var(--bs-link-color); --bs-btn-border-color: var(--bs-link-color);
  --bs-btn-hover-bg: #1a73b5; --bs-btn-hover-border-color: #1a73b5; --bs-btn-hover-color: #fff;
  --bs-btn-active-bg: #155f96; --bs-btn-active-border-color: #155f96;
}

/* Foco visible para teclado en todo el sitio */
:focus-visible {
  outline: 3px solid var(--eco-sol-borde) !important;
  outline-offset: 2px;
}

.saltar-contenido {
  position: absolute; left: .75rem; top: -3rem; z-index: 2100;
  background: #ffc94d; color: #06223b; font-weight: 700;
  padding: .5rem 1rem; border-radius: .5rem; text-decoration: none;
}
.saltar-contenido:focus { top: .75rem; }

/* ---------------- Navbar ---------------- */
.navbar-eco {
  background: var(--eco-nav-bg);
  box-shadow: 0 2px 12px rgba(0, 0, 0, .18);
  border-bottom: 1px solid rgba(70, 214, 242, .18);
}
.navbar-eco .navbar-brand { font-weight: 800; display: flex; align-items: center; gap: .5rem; }
.navbar-eco .navbar-brand img { width: 34px; height: 36px; filter: drop-shadow(0 2px 3px rgba(0,0,0,.35)); }
.btn-tema {
  border: 1px solid rgba(255,255,255,.25); color: #fff; background: transparent;
  border-radius: 999px; width: 2.4rem; height: 2.4rem; display: inline-flex;
  align-items: center; justify-content: center;
}
.btn-tema:hover { background: rgba(255,255,255,.12); color: #fff; }
[data-bs-theme="dark"] .btn-tema .bi-moon-stars-fill,
[data-bs-theme="light"] .btn-tema .bi-sun-fill { display: none; }

.pie-sitio { color: var(--eco-muted); font-size: .875rem; }

/* ---------------- Eco (vista parcial _Eco) ---------------- */
.eco { display: flex; align-items: center; gap: 1rem; }
.eco-vertical { flex-direction: column; text-align: center; }
.eco-img { flex: 0 0 auto; height: auto; user-select: none; -webkit-user-drag: none; }
.eco-sm .eco-img { width: 64px; }
.eco-md .eco-img { width: 112px; }
.eco-lg .eco-img { width: 200px; }
.eco-xl .eco-img { width: min(340px, 70vw); }
.eco-flota .eco-img { animation: eco-flotar 4.5s ease-in-out infinite; }
@keyframes eco-flotar {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50% { transform: translateY(-12px) rotate(1.5deg); }
}
.eco-burbuja {
  position: relative;
  background: var(--eco-surface);
  color: var(--eco-text);
  border: 2px solid var(--eco-borde);
  border-radius: 1.1rem;
  padding: .7rem 1rem;
  box-shadow: var(--eco-sombra);
  max-width: 34rem;
  line-height: 1.45;
}
.eco-burbuja strong { color: var(--eco-acento); display: block; font-family: "Nunito", system-ui, sans-serif; }
.eco:not(.eco-vertical) .eco-burbuja::before {
  content: ""; position: absolute; left: -10px; top: 50%; transform: translateY(-50%) rotate(45deg);
  width: 16px; height: 16px; background: inherit;
  border-left: 2px solid var(--eco-borde); border-bottom: 2px solid var(--eco-borde);
}
.eco-vertical .eco-burbuja::before {
  content: ""; position: absolute; left: 50%; bottom: -10px; transform: translateX(-50%) rotate(45deg);
  width: 16px; height: 16px; background: inherit;
  border-right: 2px solid var(--eco-borde); border-bottom: 2px solid var(--eco-borde);
}
.eco-vertical .eco-burbuja { order: -1; }
.eco-cabecera { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; }
.eco-cabecera h2 { margin: 0; }

/* Capa "Eco está trabajando" (envío de formularios largos) */
.eco-cargando {
  position: fixed; inset: 0; z-index: 2050; display: none;
  align-items: center; justify-content: center; flex-direction: column; gap: 1rem;
  background: rgba(7, 20, 34, .78); color: #fff; text-align: center; padding: 2rem;
  backdrop-filter: blur(3px);
}
.eco-cargando.visible { display: flex; }
.eco-cargando img { width: 150px; animation: eco-flotar 2.2s ease-in-out infinite; }
.eco-cargando p { font-size: 1.25rem; font-weight: 700; font-family: "Nunito", system-ui, sans-serif; }

/* ---------------- Página principal ---------------- */
.inicio-hero {
  position: relative;
  padding: clamp(2rem, 6vw, 5rem) 0 clamp(2rem, 4vw, 3rem);
}
.inicio-deco {
  position: absolute; inset: -2rem 0 auto auto; width: 65%; height: 100%;
  pointer-events: none; z-index: 0;
  background:
    radial-gradient(circle at 70% 40%, rgba(70, 214, 242, .20), transparent 55%),
    radial-gradient(circle at 90% 80%, rgba(255, 201, 77, .10), transparent 45%);
}
.inicio-hero > .row { position: relative; z-index: 1; }
.inicio-etiqueta {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .85rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase;
  color: var(--eco-acento); background: var(--eco-surface-2);
  border: 1px solid var(--eco-borde); border-radius: 999px; padding: .35rem .9rem; margin-bottom: 1.25rem;
}
.inicio-titulo {
  font-size: clamp(2.2rem, 5.2vw, 4rem);
  line-height: 1.08; font-weight: 900; margin-bottom: 1.5rem;
}
.texto-acento {
  background: var(--eco-degradado);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: var(--eco-acento);
}
.inicio-lead { font-size: 1.2rem; color: var(--eco-muted); max-width: 40rem; line-height: 1.7; margin-bottom: 2rem; }
.btn-eco {
  background: var(--eco-cta-bg); color: var(--eco-cta-text); border: 0;
  font-weight: 800; padding: .9rem 2rem; border-radius: .6rem; font-size: 1.1rem;
  box-shadow: 0 10px 25px -10px rgba(63, 159, 216, .8);
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn-eco:hover, .btn-eco:focus { color: var(--eco-cta-text); transform: translateY(-2px); box-shadow: 0 14px 30px -10px rgba(63, 159, 216, .95); }
.inicio-pasos {
  margin-top: 2.5rem; max-width: 38rem;
  background: var(--eco-surface-2);
  border-left: 5px solid var(--eco-sol-borde);
  border-radius: .75rem; padding: 1.4rem 1.6rem;
}
.inicio-pasos h2 { font-size: 1.25rem; color: var(--eco-sol); margin-bottom: .9rem; }
[data-bs-theme="light"] .inicio-pasos h2 { color: #8a5a00; }
.inicio-pasos ol { margin: 0; padding-left: 0; list-style: none; counter-reset: paso; }
.inicio-pasos li { counter-increment: paso; display: flex; gap: .75rem; align-items: baseline; margin-bottom: .55rem; }
.inicio-pasos li:last-child { margin-bottom: 0; }
.inicio-pasos li::before {
  content: counter(paso); flex: 0 0 1.6rem; height: 1.6rem; border-radius: 50%;
  background: var(--eco-acento); color: var(--eco-bg); font-weight: 800; font-size: .85rem;
  display: inline-flex; align-items: center; justify-content: center; transform: translateY(.15rem);
}
.inicio-eco-tarjeta {
  background:
    radial-gradient(circle at 50% 35%, rgba(70, 214, 242, .22), transparent 60%),
    var(--eco-surface);
  border: 1px solid var(--eco-borde);
  border-radius: 1.5rem;
  padding: 2rem 1.5rem 1.5rem;
  box-shadow: var(--eco-sombra);
}
.inicio-eco-tarjeta .eco-img { filter: drop-shadow(0 22px 18px rgba(0, 0, 0, .28)); }
.inicio-rasgos { margin-top: 1rem; }
.inicio-rasgo {
  height: 100%; background: var(--eco-surface); border: 1px solid var(--eco-borde);
  border-radius: 1rem; padding: 1.25rem;
}
.inicio-rasgo .bi { font-size: 1.6rem; color: var(--eco-acento); }
.inicio-rasgo h3 { font-size: 1.05rem; margin: .5rem 0 .35rem; font-weight: 800; }
.inicio-rasgo p { margin: 0; color: var(--eco-muted); font-size: .95rem; }

/* ---------------- Login (pantalla dividida) ---------------- */
.acceso-body { padding-bottom: 0; }
.acceso { display: grid; grid-template-columns: 1fr 1fr; min-height: 100vh; }
.acceso-marca {
  position: relative; overflow: hidden;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 3rem 2rem; color: #e8f1f8;
  background:
    radial-gradient(circle at 50% 75%, rgba(70, 214, 242, .25), transparent 55%),
    linear-gradient(160deg, #0d2a47 0%, #07131f 100%);
}
.acceso-marca::after { /* burbujas */
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background:
    radial-gradient(circle at 15% 20%, rgba(255,255,255,.18) 0 4px, transparent 5px),
    radial-gradient(circle at 80% 30%, rgba(255,255,255,.14) 0 6px, transparent 7px),
    radial-gradient(circle at 25% 70%, rgba(255,255,255,.12) 0 3px, transparent 4px),
    radial-gradient(circle at 88% 78%, rgba(255,255,255,.16) 0 5px, transparent 6px);
}
.acceso-logo img {
  width: min(300px, 75vw); height: auto;
  filter: drop-shadow(0 6px 16px rgba(0,0,0,.35));
}
.acceso-sistema {
  margin: 1.5rem 0 .5rem; font-size: clamp(2.2rem, 4vw, 3.2rem); font-weight: 900;
  background: linear-gradient(90deg, #46d6f2, #7fe3f7 50%, #ffc94d);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  text-shadow: 0 0 40px rgba(70, 214, 242, .25);
}
.acceso-sub { font-size: 1.15rem; color: #c7d9ea; max-width: 30rem; margin-bottom: 2rem; }
.acceso-marca .eco-burbuja { background: rgba(17, 35, 58, .92); color: #e8f1f8; border-color: #2c5378; }
.acceso-marca .eco-burbuja strong { color: #46d6f2; }
.acceso-marca .eco-img { filter: drop-shadow(0 22px 16px rgba(0,0,0,.45)); }

.acceso-form {
  display: flex; align-items: center; justify-content: center; padding: 3rem 2rem;
  background: var(--eco-surface);
}
.acceso-form-inner { width: 100%; max-width: 30rem; }
.acceso-titulo { font-size: clamp(2rem, 3.4vw, 2.8rem); font-weight: 900; color: var(--eco-acento); }
.acceso-campo { position: relative; margin-bottom: .35rem; }
.acceso-campo > .bi {
  position: absolute; left: 1.1rem; top: 50%; transform: translateY(-50%);
  color: var(--eco-acento); font-size: 1.2rem; pointer-events: none;
}
.acceso-campo .form-control {
  padding: .95rem 3.2rem .95rem 3.1rem; border-radius: .75rem; font-size: 1.05rem;
  background: var(--eco-surface-2); border: 1px solid var(--eco-borde);
}
.acceso-campo .form-control:focus { border-color: var(--eco-acento); box-shadow: 0 0 0 .25rem var(--bs-focus-ring-color); }
.acceso-ver {
  position: absolute; right: .5rem; top: 50%; transform: translateY(-50%);
  border: 0; background: transparent; color: var(--eco-muted); padding: .4rem .6rem; border-radius: .5rem;
}
.acceso-ver:hover { color: var(--eco-acento); }
.acceso-separador { border-top: 1px solid var(--eco-borde); margin: 2rem 0 1rem; }
.acceso-pie { color: var(--eco-muted); font-size: .85rem; text-align: center; }
.acceso-tema { position: absolute; top: 1rem; right: 1rem; z-index: 5; }
.acceso-tema .btn-tema { color: var(--eco-text); border-color: var(--eco-borde); }
.acceso-tema .btn-tema:hover { background: var(--eco-surface-2); color: var(--eco-text); }
.acceso-body .btn-eco { width: 100%; }

@media (max-width: 991.98px) {
  .acceso { grid-template-columns: 1fr; }
  .acceso-marca { padding: 2.5rem 1.25rem 1.5rem; }
  .acceso-marca .eco-lg .eco-img { width: 120px; }
  .acceso-sub { margin-bottom: 1rem; }
  .acceso-form { padding: 2rem 1rem 3rem; }
}

/* ---------------- Botón y panel de accesibilidad ---------------- */
.a11y-boton {
  position: fixed; left: 1rem; bottom: 1rem; z-index: 1080;
  width: 3.4rem; height: 3.4rem; border-radius: 50%; border: 3px solid #fff;
  background: #1a73b5; color: #fff; font-size: 1.6rem;
  display: inline-flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 22px rgba(0,0,0,.35);
}
.a11y-boton:hover { background: #155f96; }
.a11y-panel {
  position: fixed; left: 1rem; bottom: 5.2rem; z-index: 1081;
  width: min(22rem, calc(100vw - 2rem)); max-height: calc(100vh - 7rem); overflow: auto;
  background: var(--eco-surface); color: var(--eco-text);
  border: 1px solid var(--eco-borde); border-radius: 1rem; box-shadow: var(--eco-sombra);
  padding: 1rem 1.1rem 1.1rem;
}
.a11y-panel[hidden] { display: none; }
.a11y-panel h2 { font-size: 1.15rem; margin: 0; }
.a11y-panel h3 { font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; color: var(--eco-muted); margin: 1rem 0 .45rem; font-weight: 700; }
.a11y-grupo { display: flex; gap: .4rem; flex-wrap: wrap; }
.a11y-opcion {
  flex: 1 1 auto; border: 2px solid var(--eco-borde); background: var(--eco-surface-2); color: var(--eco-text);
  border-radius: .6rem; padding: .45rem .6rem; font-weight: 600; font-size: .9rem;
}
.a11y-opcion[aria-pressed="true"], .a11y-opcion[aria-checked="true"] {
  border-color: var(--eco-acento); background: var(--eco-acento); color: var(--eco-bg);
}
.a11y-opcion[aria-pressed="true"]::after, .a11y-opcion[aria-checked="true"]::after { content: " ✓"; }
.a11y-lista .a11y-opcion { flex: 1 1 100%; text-align: left; }
.a11y-lista .a11y-opcion small { display: block; font-weight: 400; opacity: .85; }
.a11y-tamano { font-weight: 700; min-width: 3.5rem; text-align: center; align-self: center; }

/* ---------------- Tamaño de letra ---------------- */
html[data-texto="1"] { font-size: 112.5%; }
html[data-texto="2"] { font-size: 125%; }
html[data-texto="3"] { font-size: 137.5%; }
html[data-texto="4"] { font-size: 150%; }
/* Los controles del panel no crecen para que el panel siga cabiendo */
html[data-texto] .a11y-panel { font-size: 16px; }

/* ---------------- Modo concentración ---------------- */
html[data-concentracion="1"] *,
html[data-concentracion="1"] *::before,
html[data-concentracion="1"] *::after {
  animation: none !important; transition: none !important; scroll-behavior: auto !important;
}
html[data-concentracion="1"] body { line-height: 1.8; letter-spacing: .012em; word-spacing: .08em; }
html[data-concentracion="1"] main p,
html[data-concentracion="1"] main li { max-width: 72ch; }
html[data-concentracion="1"] .eco-img,
html[data-concentracion="1"] .inicio-deco,
html[data-concentracion="1"] .inicio-rasgos,
html[data-concentracion="1"] .acceso-marca::after { display: none !important; }
html[data-concentracion="1"] .eco-burbuja { box-shadow: none; }
/* Durante el examen: resalta la pregunta en la que estás y atenúa las demás */
html[data-concentracion="1"] #zonaExamen .card { opacity: .45; }
html[data-concentracion="1"] #zonaExamen .card:hover,
html[data-concentracion="1"] #zonaExamen .card:focus-within {
  opacity: 1; box-shadow: 0 0 0 3px var(--eco-acento);
}
html[data-concentracion="1"] .form-check-input:checked + .form-check-label { font-weight: 700; text-decoration: underline; }
.guia-lectura {
  position: fixed; left: 0; right: 0; height: 2.8em; top: 0; z-index: 1070; pointer-events: none;
  background: rgba(255, 201, 77, .14);
  border-top: 2px solid rgba(255, 201, 77, .75); border-bottom: 2px solid rgba(255, 201, 77, .75);
  display: none;
}
html[data-concentracion="1"] .guia-lectura.activa { display: block; }

@media (prefers-reduced-motion: reduce) {
  .eco-flota .eco-img, .eco-cargando img { animation: none; }
  .btn-eco { transition: none; }
}

/* ---------------- Daltonismo ----------------
   No se "simula" el daltonismo: se cambia a paletas seguras (Okabe-Ito / Tol)
   y se agregan pistas que no dependen del color (símbolos, subrayados, bordes). */
html[data-daltonismo="protanopia"], html[data-daltonismo="deuteranopia"] {
  --bs-success: #0072B2;
  --bs-success-rgb: 0,114,178;
  --bs-success-text-emphasis: #003350;
  --bs-success-bg-subtle: #d1e6f1;
  --bs-success-border-subtle: #8cc0dc;
  --bs-danger: #D55E00;
  --bs-danger-rgb: 213,94,0;
  --bs-danger-text-emphasis: #602a00;
  --bs-danger-bg-subtle: #f7e2d1;
  --bs-danger-border-subtle: #ecb78c;
  --bs-warning: #F0E442;
  --bs-warning-rgb: 240,228,66;
  --bs-warning-text-emphasis: #6c671e;
  --bs-warning-bg-subtle: #fcfadd;
  --bs-warning-border-subtle: #f8f3aa;
  --bs-info: #56B4E9;
  --bs-info-rgb: 86,180,233;
  --bs-info-text-emphasis: #275169;
  --bs-info-bg-subtle: #e1f2fb;
  --bs-info-border-subtle: #b3ddf5;
}}
html[data-daltonismo="protanopia"][data-bs-theme="dark"], html[data-daltonismo="deuteranopia"][data-bs-theme="dark"] {
  --bs-success-text-emphasis: #73b1d5;
  --bs-success-bg-subtle: #002032;
  --bs-success-border-subtle: #00446b;
  --bs-danger-text-emphasis: #e8a673;
  --bs-danger-bg-subtle: #3c1a00;
  --bs-danger-border-subtle: #803800;
  --bs-warning-text-emphasis: #f7f097;
  --bs-warning-bg-subtle: #434012;
  --bs-warning-border-subtle: #908928;
  --bs-info-text-emphasis: #a2d6f3;
  --bs-info-bg-subtle: #183241;
  --bs-info-border-subtle: #346c8c;
}}
html[data-daltonismo="protanopia"] .btn-success, html[data-daltonismo="deuteranopia"] .btn-success { --bs-btn-color: #fff; --bs-btn-bg: #0072B2; --bs-btn-border-color: #0072B2; --bs-btn-hover-color: #fff; --bs-btn-hover-bg: #006197; --bs-btn-hover-border-color: #006197; --bs-btn-active-color: #fff; --bs-btn-active-bg: #005686; --bs-btn-active-border-color: #005686; --bs-btn-disabled-bg: #0072B2; --bs-btn-disabled-border-color: #0072B2; --bs-btn-disabled-color: #fff; }
html[data-daltonismo="protanopia"] .btn-outline-success, html[data-daltonismo="deuteranopia"] .btn-outline-success { --bs-btn-color: var(--bs-success-text-emphasis); --bs-btn-border-color: #0072B2; --bs-btn-hover-bg: #0072B2; --bs-btn-hover-border-color: #0072B2; --bs-btn-hover-color: #fff; --bs-btn-active-bg: #005686; --bs-btn-active-color: #fff; }
html[data-daltonismo="protanopia"] .table-success, html[data-daltonismo="deuteranopia"] .table-success { --bs-table-bg: var(--bs-success-bg-subtle); --bs-table-color: var(--eco-text); }
html[data-daltonismo="protanopia"] .bg-success, html[data-daltonismo="deuteranopia"] .bg-success { color: #fff !important; }
html[data-daltonismo="protanopia"] .btn-danger, html[data-daltonismo="deuteranopia"] .btn-danger { --bs-btn-color: #000; --bs-btn-bg: #D55E00; --bs-btn-border-color: #D55E00; --bs-btn-hover-color: #000; --bs-btn-hover-bg: #b55000; --bs-btn-hover-border-color: #b55000; --bs-btn-active-color: #000; --bs-btn-active-bg: #a04600; --bs-btn-active-border-color: #a04600; --bs-btn-disabled-bg: #D55E00; --bs-btn-disabled-border-color: #D55E00; --bs-btn-disabled-color: #000; }
html[data-daltonismo="protanopia"] .btn-outline-danger, html[data-daltonismo="deuteranopia"] .btn-outline-danger { --bs-btn-color: var(--bs-danger-text-emphasis); --bs-btn-border-color: #D55E00; --bs-btn-hover-bg: #D55E00; --bs-btn-hover-border-color: #D55E00; --bs-btn-hover-color: #000; --bs-btn-active-bg: #a04600; --bs-btn-active-color: #000; }
html[data-daltonismo="protanopia"] .table-danger, html[data-daltonismo="deuteranopia"] .table-danger { --bs-table-bg: var(--bs-danger-bg-subtle); --bs-table-color: var(--eco-text); }
html[data-daltonismo="protanopia"] .bg-danger, html[data-daltonismo="deuteranopia"] .bg-danger { color: #000 !important; }
html[data-daltonismo="protanopia"] .btn-warning, html[data-daltonismo="deuteranopia"] .btn-warning { --bs-btn-color: #000; --bs-btn-bg: #F0E442; --bs-btn-border-color: #F0E442; --bs-btn-hover-color: #000; --bs-btn-hover-bg: #ccc238; --bs-btn-hover-border-color: #ccc238; --bs-btn-active-color: #000; --bs-btn-active-bg: #b4ab32; --bs-btn-active-border-color: #b4ab32; --bs-btn-disabled-bg: #F0E442; --bs-btn-disabled-border-color: #F0E442; --bs-btn-disabled-color: #000; }
html[data-daltonismo="protanopia"] .btn-outline-warning, html[data-daltonismo="deuteranopia"] .btn-outline-warning { --bs-btn-color: var(--bs-warning-text-emphasis); --bs-btn-border-color: #F0E442; --bs-btn-hover-bg: #F0E442; --bs-btn-hover-border-color: #F0E442; --bs-btn-hover-color: #000; --bs-btn-active-bg: #b4ab32; --bs-btn-active-color: #000; }
html[data-daltonismo="protanopia"] .table-warning, html[data-daltonismo="deuteranopia"] .table-warning { --bs-table-bg: var(--bs-warning-bg-subtle); --bs-table-color: var(--eco-text); }
html[data-daltonismo="protanopia"] .bg-warning, html[data-daltonismo="deuteranopia"] .bg-warning { color: #000 !important; }
html[data-daltonismo="protanopia"] .btn-info, html[data-daltonismo="deuteranopia"] .btn-info { --bs-btn-color: #000; --bs-btn-bg: #56B4E9; --bs-btn-border-color: #56B4E9; --bs-btn-hover-color: #000; --bs-btn-hover-bg: #4999c6; --bs-btn-hover-border-color: #4999c6; --bs-btn-active-color: #000; --bs-btn-active-bg: #4087af; --bs-btn-active-border-color: #4087af; --bs-btn-disabled-bg: #56B4E9; --bs-btn-disabled-border-color: #56B4E9; --bs-btn-disabled-color: #000; }
html[data-daltonismo="protanopia"] .btn-outline-info, html[data-daltonismo="deuteranopia"] .btn-outline-info { --bs-btn-color: var(--bs-info-text-emphasis); --bs-btn-border-color: #56B4E9; --bs-btn-hover-bg: #56B4E9; --bs-btn-hover-border-color: #56B4E9; --bs-btn-hover-color: #000; --bs-btn-active-bg: #4087af; --bs-btn-active-color: #000; }
html[data-daltonismo="protanopia"] .table-info, html[data-daltonismo="deuteranopia"] .table-info { --bs-table-bg: var(--bs-info-bg-subtle); --bs-table-color: var(--eco-text); }
html[data-daltonismo="protanopia"] .bg-info, html[data-daltonismo="deuteranopia"] .bg-info { color: #000 !important; }
html[data-daltonismo="tritanopia"] {
  --bs-success: #228833;
  --bs-success-rgb: 34,136,51;
  --bs-success-text-emphasis: #0f3d17;
  --bs-success-bg-subtle: #d7eada;
  --bs-success-border-subtle: #9cc9a3;
  --bs-danger: #CC3311;
  --bs-danger-rgb: 204,51,17;
  --bs-danger-text-emphasis: #5c1708;
  --bs-danger-bg-subtle: #f6dad4;
  --bs-danger-border-subtle: #e8a394;
  --bs-warning: #EE7733;
  --bs-warning-rgb: 238,119,51;
  --bs-warning-text-emphasis: #6b3617;
  --bs-warning-bg-subtle: #fce7da;
  --bs-warning-border-subtle: #f7c2a3;
  --bs-info: #AA3377;
  --bs-info-rgb: 170,51,119;
  --bs-info-text-emphasis: #4c1736;
  --bs-info-bg-subtle: #f0dae7;
  --bs-info-border-subtle: #d9a3c2;
}}
html[data-daltonismo="tritanopia"][data-bs-theme="dark"] {
  --bs-success-text-emphasis: #85be8f;
  --bs-success-bg-subtle: #0a260e;
  --bs-success-border-subtle: #14521f;
  --bs-danger-text-emphasis: #e38f7c;
  --bs-danger-bg-subtle: #390e05;
  --bs-danger-border-subtle: #7a1f0a;
  --bs-warning-text-emphasis: #f6b48f;
  --bs-warning-bg-subtle: #43210e;
  --bs-warning-border-subtle: #8f471f;
  --bs-info-text-emphasis: #d08fb4;
  --bs-info-bg-subtle: #300e21;
  --bs-info-border-subtle: #661f47;
}}
html[data-daltonismo="tritanopia"] .btn-success { --bs-btn-color: #fff; --bs-btn-bg: #228833; --bs-btn-border-color: #228833; --bs-btn-hover-color: #fff; --bs-btn-hover-bg: #1d742b; --bs-btn-hover-border-color: #1d742b; --bs-btn-active-color: #fff; --bs-btn-active-bg: #1a6626; --bs-btn-active-border-color: #1a6626; --bs-btn-disabled-bg: #228833; --bs-btn-disabled-border-color: #228833; --bs-btn-disabled-color: #fff; }
html[data-daltonismo="tritanopia"] .btn-outline-success { --bs-btn-color: var(--bs-success-text-emphasis); --bs-btn-border-color: #228833; --bs-btn-hover-bg: #228833; --bs-btn-hover-border-color: #228833; --bs-btn-hover-color: #fff; --bs-btn-active-bg: #1a6626; --bs-btn-active-color: #fff; }
html[data-daltonismo="tritanopia"] .table-success { --bs-table-bg: var(--bs-success-bg-subtle); --bs-table-color: var(--eco-text); }
html[data-daltonismo="tritanopia"] .bg-success { color: #fff !important; }
html[data-daltonismo="tritanopia"] .btn-danger { --bs-btn-color: #fff; --bs-btn-bg: #CC3311; --bs-btn-border-color: #CC3311; --bs-btn-hover-color: #fff; --bs-btn-hover-bg: #ad2b0e; --bs-btn-hover-border-color: #ad2b0e; --bs-btn-active-color: #fff; --bs-btn-active-bg: #99260d; --bs-btn-active-border-color: #99260d; --bs-btn-disabled-bg: #CC3311; --bs-btn-disabled-border-color: #CC3311; --bs-btn-disabled-color: #fff; }
html[data-daltonismo="tritanopia"] .btn-outline-danger { --bs-btn-color: var(--bs-danger-text-emphasis); --bs-btn-border-color: #CC3311; --bs-btn-hover-bg: #CC3311; --bs-btn-hover-border-color: #CC3311; --bs-btn-hover-color: #fff; --bs-btn-active-bg: #99260d; --bs-btn-active-color: #fff; }
html[data-daltonismo="tritanopia"] .table-danger { --bs-table-bg: var(--bs-danger-bg-subtle); --bs-table-color: var(--eco-text); }
html[data-daltonismo="tritanopia"] .bg-danger { color: #fff !important; }
html[data-daltonismo="tritanopia"] .btn-warning { --bs-btn-color: #000; --bs-btn-bg: #EE7733; --bs-btn-border-color: #EE7733; --bs-btn-hover-color: #000; --bs-btn-hover-bg: #ca652b; --bs-btn-hover-border-color: #ca652b; --bs-btn-active-color: #000; --bs-btn-active-bg: #b25926; --bs-btn-active-border-color: #b25926; --bs-btn-disabled-bg: #EE7733; --bs-btn-disabled-border-color: #EE7733; --bs-btn-disabled-color: #000; }
html[data-daltonismo="tritanopia"] .btn-outline-warning { --bs-btn-color: var(--bs-warning-text-emphasis); --bs-btn-border-color: #EE7733; --bs-btn-hover-bg: #EE7733; --bs-btn-hover-border-color: #EE7733; --bs-btn-hover-color: #000; --bs-btn-active-bg: #b25926; --bs-btn-active-color: #000; }
html[data-daltonismo="tritanopia"] .table-warning { --bs-table-bg: var(--bs-warning-bg-subtle); --bs-table-color: var(--eco-text); }
html[data-daltonismo="tritanopia"] .bg-warning { color: #000 !important; }
html[data-daltonismo="tritanopia"] .btn-info { --bs-btn-color: #fff; --bs-btn-bg: #AA3377; --bs-btn-border-color: #AA3377; --bs-btn-hover-color: #fff; --bs-btn-hover-bg: #902b65; --bs-btn-hover-border-color: #902b65; --bs-btn-active-color: #fff; --bs-btn-active-bg: #802659; --bs-btn-active-border-color: #802659; --bs-btn-disabled-bg: #AA3377; --bs-btn-disabled-border-color: #AA3377; --bs-btn-disabled-color: #fff; }
html[data-daltonismo="tritanopia"] .btn-outline-info { --bs-btn-color: var(--bs-info-text-emphasis); --bs-btn-border-color: #AA3377; --bs-btn-hover-bg: #AA3377; --bs-btn-hover-border-color: #AA3377; --bs-btn-hover-color: #fff; --bs-btn-active-bg: #802659; --bs-btn-active-color: #fff; }
html[data-daltonismo="tritanopia"] .table-info { --bs-table-bg: var(--bs-info-bg-subtle); --bs-table-color: var(--eco-text); }
html[data-daltonismo="tritanopia"] .bg-info { color: #fff !important; }
html[data-daltonismo="acromatopsia"] {
  --bs-success: #1F5F3A;
  --bs-success-rgb: 31,95,58;
  --bs-success-text-emphasis: #0e2b1a;
  --bs-success-bg-subtle: #d7e2dc;
  --bs-success-border-subtle: #9ab7a6;
  --bs-danger: #8B1A1A;
  --bs-danger-rgb: 139,26,26;
  --bs-danger-text-emphasis: #3f0c0c;
  --bs-danger-bg-subtle: #ead6d6;
  --bs-danger-border-subtle: #cb9898;
  --bs-warning: #B8860B;
  --bs-warning-rgb: 184,134,11;
  --bs-warning-text-emphasis: #533c05;
  --bs-warning-bg-subtle: #f2e9d3;
  --bs-warning-border-subtle: #dfc991;
  --bs-info: #1C4E80;
  --bs-info-rgb: 28,78,128;
  --bs-info-text-emphasis: #0d233a;
  --bs-info-bg-subtle: #d6dfe8;
  --bs-info-border-subtle: #99afc6;
}}
html[data-daltonismo="acromatopsia"][data-bs-theme="dark"] {
  --bs-success-text-emphasis: #84a793;
  --bs-success-bg-subtle: #091b10;
  --bs-success-border-subtle: #133923;
  --bs-danger-text-emphasis: #bf8181;
  --bs-danger-bg-subtle: #270707;
  --bs-danger-border-subtle: #531010;
  --bs-warning-text-emphasis: #d8bc79;
  --bs-warning-bg-subtle: #342603;
  --bs-warning-border-subtle: #6e5007;
  --bs-info-text-emphasis: #829eb9;
  --bs-info-bg-subtle: #081624;
  --bs-info-border-subtle: #112f4d;
}}
html[data-daltonismo="acromatopsia"] .btn-success { --bs-btn-color: #fff; --bs-btn-bg: #1F5F3A; --bs-btn-border-color: #1F5F3A; --bs-btn-hover-color: #fff; --bs-btn-hover-bg: #1a5131; --bs-btn-hover-border-color: #1a5131; --bs-btn-active-color: #fff; --bs-btn-active-bg: #17472c; --bs-btn-active-border-color: #17472c; --bs-btn-disabled-bg: #1F5F3A; --bs-btn-disabled-border-color: #1F5F3A; --bs-btn-disabled-color: #fff; }
html[data-daltonismo="acromatopsia"] .btn-outline-success { --bs-btn-color: var(--bs-success-text-emphasis); --bs-btn-border-color: #1F5F3A; --bs-btn-hover-bg: #1F5F3A; --bs-btn-hover-border-color: #1F5F3A; --bs-btn-hover-color: #fff; --bs-btn-active-bg: #17472c; --bs-btn-active-color: #fff; }
html[data-daltonismo="acromatopsia"] .table-success { --bs-table-bg: var(--bs-success-bg-subtle); --bs-table-color: var(--eco-text); }
html[data-daltonismo="acromatopsia"] .bg-success { color: #fff !important; }
html[data-daltonismo="acromatopsia"] .btn-danger { --bs-btn-color: #fff; --bs-btn-bg: #8B1A1A; --bs-btn-border-color: #8B1A1A; --bs-btn-hover-color: #fff; --bs-btn-hover-bg: #761616; --bs-btn-hover-border-color: #761616; --bs-btn-active-color: #fff; --bs-btn-active-bg: #681414; --bs-btn-active-border-color: #681414; --bs-btn-disabled-bg: #8B1A1A; --bs-btn-disabled-border-color: #8B1A1A; --bs-btn-disabled-color: #fff; }
html[data-daltonismo="acromatopsia"] .btn-outline-danger { --bs-btn-color: var(--bs-danger-text-emphasis); --bs-btn-border-color: #8B1A1A; --bs-btn-hover-bg: #8B1A1A; --bs-btn-hover-border-color: #8B1A1A; --bs-btn-hover-color: #fff; --bs-btn-active-bg: #681414; --bs-btn-active-color: #fff; }
html[data-daltonismo="acromatopsia"] .table-danger { --bs-table-bg: var(--bs-danger-bg-subtle); --bs-table-color: var(--eco-text); }
html[data-daltonismo="acromatopsia"] .bg-danger { color: #fff !important; }
html[data-daltonismo="acromatopsia"] .btn-warning { --bs-btn-color: #000; --bs-btn-bg: #B8860B; --bs-btn-border-color: #B8860B; --bs-btn-hover-color: #000; --bs-btn-hover-bg: #9c7209; --bs-btn-hover-border-color: #9c7209; --bs-btn-active-color: #000; --bs-btn-active-bg: #8a6408; --bs-btn-active-border-color: #8a6408; --bs-btn-disabled-bg: #B8860B; --bs-btn-disabled-border-color: #B8860B; --bs-btn-disabled-color: #000; }
html[data-daltonismo="acromatopsia"] .btn-outline-warning { --bs-btn-color: var(--bs-warning-text-emphasis); --bs-btn-border-color: #B8860B; --bs-btn-hover-bg: #B8860B; --bs-btn-hover-border-color: #B8860B; --bs-btn-hover-color: #000; --bs-btn-active-bg: #8a6408; --bs-btn-active-color: #000; }
html[data-daltonismo="acromatopsia"] .table-warning { --bs-table-bg: var(--bs-warning-bg-subtle); --bs-table-color: var(--eco-text); }
html[data-daltonismo="acromatopsia"] .bg-warning { color: #000 !important; }
html[data-daltonismo="acromatopsia"] .btn-info { --bs-btn-color: #fff; --bs-btn-bg: #1C4E80; --bs-btn-border-color: #1C4E80; --bs-btn-hover-color: #fff; --bs-btn-hover-bg: #18426d; --bs-btn-hover-border-color: #18426d; --bs-btn-active-color: #fff; --bs-btn-active-bg: #153a60; --bs-btn-active-border-color: #153a60; --bs-btn-disabled-bg: #1C4E80; --bs-btn-disabled-border-color: #1C4E80; --bs-btn-disabled-color: #fff; }
html[data-daltonismo="acromatopsia"] .btn-outline-info { --bs-btn-color: var(--bs-info-text-emphasis); --bs-btn-border-color: #1C4E80; --bs-btn-hover-bg: #1C4E80; --bs-btn-hover-border-color: #1C4E80; --bs-btn-hover-color: #fff; --bs-btn-active-bg: #153a60; --bs-btn-active-color: #fff; }
html[data-daltonismo="acromatopsia"] .table-info { --bs-table-bg: var(--bs-info-bg-subtle); --bs-table-color: var(--eco-text); }
html[data-daltonismo="acromatopsia"] .bg-info { color: #fff !important; }

/* Pistas sin color (todos los modos de daltonismo) */
html[data-daltonismo] main a:not(.btn):not(.nav-link):not(.dropdown-item) { text-decoration: underline; text-underline-offset: .18em; }
html[data-daltonismo] .alert-success::before,
html[data-daltonismo] .badge.bg-success::before { content: "✓ "; font-weight: 800; }
html[data-daltonismo] .alert-danger::before,
html[data-daltonismo] .badge.bg-danger::before { content: "✕ "; font-weight: 800; }
html[data-daltonismo] .alert-warning::before,
html[data-daltonismo] .badge.bg-warning::before { content: "⚠ "; font-weight: 800; }
html[data-daltonismo] .alert-info::before,
html[data-daltonismo] .badge.bg-info::before { content: "ℹ "; font-weight: 800; }
html[data-daltonismo] .alert { border-width: 2px; border-left-width: 6px; }
html[data-daltonismo] .alert-danger { border-style: solid solid solid double; }
html[data-daltonismo] .alert-warning { border-left-style: dashed; }
html[data-daltonismo] .table-danger > * { box-shadow: inset 4px 0 0 var(--bs-danger) !important; }
html[data-daltonismo] .table-success > * { box-shadow: inset 4px 0 0 var(--bs-success) !important; }
html[data-daltonismo] .text-danger:not(:empty) { font-weight: 700; }
html[data-daltonismo] .field-validation-error::before { content: "✕ "; }
html[data-daltonismo] .form-check-input:checked + .form-check-label { font-weight: 700; text-decoration: underline; }
html[data-daltonismo] .form-check-input:checked + .form-check-label::before { content: "✓ "; }
html[data-daltonismo] .form-check-input { border-width: 2px; border-color: var(--eco-text); }
/* Acromatopsia: sin color, todo depende del contraste */
html[data-daltonismo="acromatopsia"] { --eco-muted: var(--eco-text); }
html[data-daltonismo="acromatopsia"] .card, html[data-daltonismo="acromatopsia"] .table { --bs-border-color: var(--eco-text); }

main:focus { outline: none; }


/* ---------------- Presentación de Eco (final de la página principal) ---------------- */
.eco-presentacion {
  margin-top: 3rem; padding: 2rem;
  background: radial-gradient(circle at 15% 50%, rgba(70, 214, 242, .18), transparent 45%), var(--eco-surface);
  border: 1px solid var(--eco-borde); border-radius: 1.5rem; box-shadow: var(--eco-sombra);
}
.eco-presentacion-img { width: min(230px, 60vw); filter: drop-shadow(0 18px 14px rgba(0,0,0,.25)); }
.eco-presentacion-etiqueta {
  font-size: .8rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  color: var(--eco-acento); margin-bottom: .25rem;
}
.eco-presentacion-titulo {
  font-size: clamp(2.2rem, 4vw, 3rem); font-weight: 900; margin-bottom: .75rem;
  background: var(--eco-degradado); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.eco-presentacion-texto { font-size: 1.1rem; line-height: 1.7; color: var(--eco-muted); max-width: 44rem; }
.eco-presentacion-texto strong { color: var(--eco-text); }
.eco-estados { list-style: none; padding: 0; margin: 1.25rem 0 0; display: flex; flex-wrap: wrap; gap: .75rem; }
.eco-estados li {
  flex: 1 1 7.5rem; display: flex; flex-direction: column; align-items: center; gap: .35rem; text-align: center;
  background: var(--eco-surface-2); border: 1px solid var(--eco-borde); border-radius: 1rem; padding: .75rem .5rem;
  font-size: .85rem; font-weight: 600;
}
.eco-estados img { width: 64px; height: auto; }
html[data-concentracion="1"] .eco-presentacion-img,
html[data-concentracion="1"] .eco-estados img { display: none; }

.navbar-eco .nav-link { white-space: nowrap; }

/* ---------------- Eco en operaciones: avisos, confirmación y consejos ---------------- */
.eco-aviso { display: flex; align-items: center; gap: .9rem; padding-right: 3rem; }
.eco-aviso .eco-img { width: 52px; flex: 0 0 auto; }
.eco-aviso strong { display: block; font-family: "Nunito", system-ui, sans-serif; }

.eco-confirmar {
  position: fixed; inset: 0; z-index: 2060; display: none;
  align-items: center; justify-content: center; padding: 1rem;
  background: rgba(7, 20, 34, .65); backdrop-filter: blur(2px);
}
.eco-confirmar.visible { display: flex; }
.eco-confirmar-caja {
  display: flex; gap: 1rem; align-items: center; max-width: 34rem; width: 100%;
  background: var(--eco-surface); color: var(--eco-text);
  border: 1px solid var(--eco-borde); border-radius: 1.1rem; padding: 1.25rem 1.4rem;
  box-shadow: 0 25px 60px rgba(0,0,0,.45);
}
.eco-confirmar-caja .eco-img { width: 96px; flex: 0 0 auto; }
.eco-confirmar-cuerpo { flex: 1 1 auto; }
@media (max-width: 480px) { .eco-confirmar-caja { flex-direction: column; text-align: center; } }

.eco-tip {
  display: flex; align-items: center; gap: .8rem; margin: 0 0 1rem;
  background: var(--eco-surface-2); border: 1px solid var(--eco-borde);
  border-left: 5px solid var(--eco-acento); border-radius: .8rem; padding: .6rem .9rem;
}
.eco-tip[hidden] { display: none; }
.eco-tip .eco-img { width: 48px; flex: 0 0 auto; }
.eco-tip-texto { flex: 1 1 auto; font-size: .95rem; }
.eco-tip-texto strong { color: var(--eco-acento); font-family: "Nunito", system-ui, sans-serif; }
.eco-tip .btn-close { flex: 0 0 auto; }