/* ============================================================
   ODS Accesibilidad — Fase 7 (PR #6)
   WCAG 2.2 AA mínimo. Tres modos visuales: normal, alto
   contraste y oscuro. Lectura fácil con tipografía optimizada.
   Modo Ministro fullscreen.
   ============================================================ */

/* ----------------------------------------------
   Toggles globales aplicados al <html data-...>
   ---------------------------------------------- */

/* Tamaño de letra (alto/medio/normal) */
html[data-ods-text="grande"] { font-size: 110%; }
html[data-ods-text="enorme"] { font-size: 125%; }

/* Modo alto contraste */
html[data-ods-contraste="alto"] {
    --gob-azul: #000000;
    --gob-azul-d: #000000;
    --gob-dorado: #b88a08;
    --gob-dorado-c: #f0c020;
    --gob-texto: #000000;
    --gob-texto-2: #1a1a1a;
    --gob-texto-3: #333333;
    --gob-bg: #ffffff;
    --gob-bg-2: #f0f0f0;
    --gob-borde: #555555;
    --gob-borde-2: #333333;
    background: #fff !important;
    color: #000 !important;
}
html[data-ods-contraste="alto"] body { background: #fff; color: #000; }
html[data-ods-contraste="alto"] a { color: #0000ee !important; text-decoration: underline; }
html[data-ods-contraste="alto"] a:visited { color: #551a8b !important; }
html[data-ods-contraste="alto"] .ods-card,
html[data-ods-contraste="alto"] .oa-panel,
html[data-ods-contraste="alto"] .tb-card,
html[data-ods-contraste="alto"] .feed-card,
html[data-ods-contraste="alto"] .ai-card { border: 2px solid #000 !important; box-shadow: none !important; }
html[data-ods-contraste="alto"] .ods-btn,
html[data-ods-contraste="alto"] .oa-btn,
html[data-ods-contraste="alto"] .ai-btn { border: 2px solid #000 !important; }
html[data-ods-contraste="alto"] .ods-hero,
html[data-ods-contraste="alto"] .oa-hero,
html[data-ods-contraste="alto"] .tb-hero,
html[data-ods-contraste="alto"] .inv-hero,
html[data-ods-contraste="alto"] .fd-hero { background: #000 !important; color: #fff !important; }

/* Modo oscuro */
html[data-ods-tema="oscuro"] {
    --gob-azul: #5b9bff;
    --gob-azul-d: #3a7bdb;
    --gob-azul-c: #8ec0ff;
    --gob-dorado: #d9ad2e;
    --gob-dorado-c: #f5d77d;
    --gob-texto: #f3f4f6;
    --gob-texto-2: #d1d5db;
    --gob-texto-3: #9ca3af;
    --gob-bg: #0f172a;
    --gob-bg-2: #1e293b;
    --gob-borde: #334155;
    --gob-borde-2: #475569;
}
html[data-ods-tema="oscuro"] body { background: #0f172a; color: #f3f4f6; }
html[data-ods-tema="oscuro"] .oa,
html[data-ods-tema="oscuro"] .ods-portal,
html[data-ods-tema="oscuro"] .tb-pagina,
html[data-ods-tema="oscuro"] .bu-pagina,
html[data-ods-tema="oscuro"] .feed-pagina,
html[data-ods-tema="oscuro"] .ai-pagina,
html[data-ods-tema="oscuro"] .mapa-pagina,
html[data-ods-tema="oscuro"] .fd-pagina { background: #0f172a; color: #f3f4f6; }
html[data-ods-tema="oscuro"] .oa-panel,
html[data-ods-tema="oscuro"] .ods-card,
html[data-ods-tema="oscuro"] .tb-card,
html[data-ods-tema="oscuro"] .feed-card,
html[data-ods-tema="oscuro"] .ai-card,
html[data-ods-tema="oscuro"] .bu-item,
html[data-ods-tema="oscuro"] .inv-card,
html[data-ods-tema="oscuro"] .mapa-canvas,
html[data-ods-tema="oscuro"] .mapa-info,
html[data-ods-tema="oscuro"] .mapa-toolbar,
html[data-ods-tema="oscuro"] .feed-filtros,
html[data-ods-tema="oscuro"] .oa-toolbar { background: #1e293b !important; border-color: #334155 !important; color: #f3f4f6 !important; }
html[data-ods-tema="oscuro"] .oa-table thead th,
html[data-ods-tema="oscuro"] .tb-comp-table th { background: #334155 !important; color: #cbd5e1 !important; }
html[data-ods-tema="oscuro"] .oa-table tbody td { color: #e2e8f0 !important; border-color: #334155 !important; }
html[data-ods-tema="oscuro"] h1, html[data-ods-tema="oscuro"] h2,
html[data-ods-tema="oscuro"] h3, html[data-ods-tema="oscuro"] h4 { color: #93c5fd !important; }

/* Modo lectura fácil — tipografía Atkinson Hyperlegible + interlineado amplio */
html[data-ods-lectura="facil"] { font-family: 'Atkinson Hyperlegible', 'Inter', sans-serif !important; }
html[data-ods-lectura="facil"] body { font-size: 17px; line-height: 1.85; letter-spacing: 0.01em; }
html[data-ods-lectura="facil"] p, html[data-ods-lectura="facil"] li { max-width: 60ch; }
html[data-ods-lectura="facil"] h1 { font-size: 32px; line-height: 1.2; }
html[data-ods-lectura="facil"] h2 { font-size: 24px; line-height: 1.3; }
html[data-ods-lectura="facil"] h3 { font-size: 19px; }
html[data-ods-lectura="facil"] .feed-card-titulo,
html[data-ods-lectura="facil"] .fd-titulo,
html[data-ods-lectura="facil"] .tb-card-nom,
html[data-ods-lectura="facil"] .ods-card-name { font-size: 17px; }

/* ----------------------------------------------
   Modo Ministro (fullscreen para conferencias)
   ---------------------------------------------- */

html[data-ods-modo="ministro"] body { background: #012845; color: #fff; font-size: 22px; }
html[data-ods-modo="ministro"] .navbar-sigpret,
html[data-ods-modo="ministro"] header,
html[data-ods-modo="ministro"] footer,
html[data-ods-modo="ministro"] .ods-portal-footer,
html[data-ods-modo="ministro"] .oa-hero-acciones,
html[data-ods-modo="ministro"] .ai-disclaimer,
html[data-ods-modo="ministro"] .oa-hero { display: none !important; }
html[data-ods-modo="ministro"] .ods-portal h1,
html[data-ods-modo="ministro"] .tb-hero h1 { font-size: 64px !important; color: #fff !important; }
html[data-ods-modo="ministro"] .tb-card { padding: 26px !important; font-size: 1.1em !important; }
html[data-ods-modo="ministro"] .tb-gauge-num .big { font-size: 44px !important; }

/* ----------------------------------------------
   Skip link (saltar al contenido)
   ---------------------------------------------- */
.ods-skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: #02395e;
    color: #fff;
    padding: 12px 18px;
    border-radius: 0 0 8px 0;
    z-index: 100000;
    font-weight: 600;
    transition: top .2s;
    text-decoration: none;
}
.ods-skip-link:focus { top: 0; outline: 3px solid #d9ad2e; outline-offset: 2px; }

/* ----------------------------------------------
   Focus visible más prominente
   ---------------------------------------------- */
.ods-portal *:focus-visible,
.oa *:focus-visible {
    outline: 3px solid #d9ad2e !important;
    outline-offset: 2px !important;
    box-shadow: 0 0 0 6px rgba(217,173,46,0.25) !important;
}

/* ============================================================
   Toolbar de accesibilidad premium
   ============================================================ */

.ods-a11y {
    position: fixed;
    bottom: 22px;
    right: 22px;
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px;
    background: rgba(255, 255, 255, 0.96);
    border-radius: 999px;
    border: 1px solid rgba(2, 57, 94, 0.10);
    box-shadow:
        0 1px 2px rgba(11, 37, 72, 0.05),
        0 12px 32px rgba(11, 37, 72, 0.14),
        0 4px 10px rgba(2, 57, 94, 0.06);
    backdrop-filter: blur(12px) saturate(140%);
    -webkit-backdrop-filter: blur(12px) saturate(140%);
    transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .25s;
    animation: a11yAparece .45s cubic-bezier(.2,.8,.2,1) .2s both;
}

@keyframes a11yAparece {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.ods-a11y:hover {
    box-shadow:
        0 1px 2px rgba(11, 37, 72, 0.05),
        0 18px 44px rgba(11, 37, 72, 0.18),
        0 6px 14px rgba(2, 57, 94, 0.08);
}

/* Botón toggle (chevron) */
.ods-a11y-toggle {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border: 0;
    border-radius: 50%;
    background: linear-gradient(135deg, #02395e 0%, #1a65a3 100%);
    color: #fff;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(2, 57, 94, 0.25);
    transition: transform .3s cubic-bezier(.2,.8,.2,1), box-shadow .2s;
}
.ods-a11y-toggle:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 18px rgba(2, 57, 94, 0.32);
}
.ods-a11y-toggle:focus-visible {
    outline: 3px solid #d9ad2e;
    outline-offset: 2px;
}
.ods-a11y-toggle svg { width: 16px; height: 16px; transition: transform .3s cubic-bezier(.2,.8,.2,1); }
.ods-a11y.is-colapsada .ods-a11y-toggle svg { transform: rotate(180deg); }

/* Grupo de botones */
.ods-a11y-grupo {
    display: flex;
    align-items: center;
    gap: 2px;
    overflow: hidden;
    max-width: 600px;
    opacity: 1;
    transition: max-width .35s cubic-bezier(.2,.8,.2,1), opacity .25s, padding .25s;
}
.ods-a11y.is-colapsada .ods-a11y-grupo {
    max-width: 0;
    opacity: 0;
    padding: 0;
    pointer-events: none;
}

/* Botón individual */
.ods-a11y-btn {
    position: relative;
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border: 0;
    background: transparent;
    border-radius: 50%;
    color: #02395e;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background .15s, color .15s, transform .15s cubic-bezier(.2,.8,.2,1);
}

.ods-a11y-btn:hover {
    background: rgba(2, 57, 94, 0.08);
    transform: translateY(-1px);
}

.ods-a11y-btn:focus-visible {
    outline: 3px solid #d9ad2e;
    outline-offset: 2px;
}

.ods-a11y-btn .ods-a11y-ico {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.ods-a11y-btn .ods-a11y-ico svg {
    width: 20px;
    height: 20px;
}

/* Estado activo: ring dorado + bg suave + indicador pill */
.ods-a11y-btn.is-active {
    background: rgba(217, 173, 46, 0.18);
    color: #6b4d00;
    box-shadow: inset 0 0 0 2px rgba(217, 173, 46, 0.55);
}
.ods-a11y-btn.is-active::after {
    content: "";
    position: absolute;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 18px;
    height: 3px;
    border-radius: 999px;
    background: linear-gradient(90deg, #d9ad2e, #f5d77d);
    animation: a11yPulseActivo 1.6s ease-in-out infinite;
}

@keyframes a11yPulseActivo {
    0%, 100% { opacity: 1; transform: translateX(-50%) scaleX(1); }
    50%      { opacity: .6; transform: translateX(-50%) scaleX(.7); }
}

/* Tooltip propio (mejor que title) */
.ods-a11y-btn .ods-a11y-tip {
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%) translateY(4px);
    padding: 6px 10px;
    background: #02395e;
    color: #fff;
    border-radius: 8px;
    font-size: 11.5px;
    font-weight: 600;
    letter-spacing: 0.02em;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity .18s, transform .18s cubic-bezier(.2,.8,.2,1);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.18);
    z-index: 2;
}
.ods-a11y-btn .ods-a11y-tip::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: #02395e;
}
.ods-a11y-btn:hover .ods-a11y-tip,
.ods-a11y-btn:focus-visible .ods-a11y-tip {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Toast de aviso */
.ods-a11y-aviso {
    position: fixed;
    bottom: 80px;
    right: 22px;
    z-index: 10000;
    padding: 12px 20px;
    background: #02395e;
    color: #fff;
    border-radius: 12px;
    font-size: 13.5px;
    font-weight: 600;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.22);
    opacity: 0;
    transform: translateY(12px);
    pointer-events: none;
    transition: opacity .25s cubic-bezier(.2,.8,.2,1), transform .25s cubic-bezier(.2,.8,.2,1);
}
.ods-a11y-aviso.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Modo oscuro adaptado */
html[data-ods-tema="oscuro"] .ods-a11y {
    background: rgba(30, 41, 59, 0.92);
    border-color: rgba(148, 163, 184, 0.25);
}
html[data-ods-tema="oscuro"] .ods-a11y-btn {
    color: #cbd5e1;
}
html[data-ods-tema="oscuro"] .ods-a11y-btn:hover {
    background: rgba(255, 255, 255, 0.08);
}
html[data-ods-tema="oscuro"] .ods-a11y-btn.is-active {
    background: rgba(217, 173, 46, 0.22);
    color: #f5d77d;
    box-shadow: inset 0 0 0 2px rgba(217, 173, 46, 0.65);
}

/* Alto contraste adaptado */
html[data-ods-contraste="alto"] .ods-a11y {
    background: #fff !important;
    border: 2px solid #000 !important;
    box-shadow: none !important;
    backdrop-filter: none !important;
}
html[data-ods-contraste="alto"] .ods-a11y-btn {
    color: #000 !important;
}
html[data-ods-contraste="alto"] .ods-a11y-btn.is-active {
    background: #ffe082 !important;
    color: #000 !important;
    box-shadow: inset 0 0 0 2px #000 !important;
}
html[data-ods-contraste="alto"] .ods-a11y-toggle {
    background: #000 !important;
    color: #fff !important;
}

/* Mobile: tip más compacto y toolbar más pequeña */
@media (max-width: 640px) {
    .ods-a11y { bottom: 14px; right: 14px; padding: 4px; }
    .ods-a11y-btn { width: 36px; height: 36px; }
    .ods-a11y-btn .ods-a11y-ico svg { width: 18px; height: 18px; }
    .ods-a11y-toggle { width: 32px; height: 32px; }
    .ods-a11y-aviso { right: 14px; bottom: 64px; font-size: 12.5px; }
}

/* Anuncio para lectores de pantalla solamente */
.ods-sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Respetar prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
    .ods-a11y,
    .ods-a11y-btn,
    .ods-a11y-btn.is-active::after,
    .ods-a11y-aviso,
    .ods-card, .tb-card, .oa-ods-card,
    .feed-card, .oa-panel, .ods-btn, .oa-btn {
        transition: none !important;
        animation: none !important;
    }
}

/* Print friendly */
@media print {
    .ods-a11y,
    .ods-a11y-aviso { display: none !important; }
    .ods-portal { background: #fff !important; color: #000 !important; }
}
