/**
 * ============================================================================
 * HOJA DE ESTILOS PWA - ESCÁNER DE PASAPORTES Y DNI (css/estilos.css)
 * ============================================================================
 * Diseño Mobile-First de alto contraste pensado para operarios en terreno:
 * - Botones táctiles grandes para seleccionar cualquiera de las 7 Islas Canarias.
 * - Indicador permanente de estado de red (Con Cobertura / Sin Cobertura).
 * - Tarjetas claras para la cola local (IndexedDB) y base de datos remota.
 */

:root {
    --color-fondo: #0f172a;
    --color-superficie: #1e293b;
    --color-superficie-clara: #334155;
    --color-borde: #475569;
    --color-texto: #f8fafc;
    --color-texto-suave: #94a3b8;
    --color-primario: #2563eb;
    --color-primario-hover: #1d4ed8;
    --color-acento-canario: #f5b700;
    --color-exito: #10b981;
    --color-aviso: #f59e0b;
    --color-peligro: #ef4444;
    --radio-borde: 14px;
    --sombra-suave: 0 10px 25px -5px rgba(0, 0, 0, 0.4);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--color-fondo);
    color: var(--color-texto);
    line-height: 1.45;
    min-height: 100vh;
    padding-bottom: 40px;
}

/* ============================================================================
   CABECERA Y BARRA DE ESTADO DE COBERTURA
   ============================================================================ */
.cabecera-app {
    background: linear-gradient(135deg, #0f2942 0%, #1e3a5f 100%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 14px 16px;
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.cabecera-fila {
    max-width: 680px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.marca-app {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-app {
    width: 38px;
    height: 38px;
    border-radius: 9px;
}

.titulo-app {
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.subtitulo-app {
    font-size: 0.75rem;
    color: var(--color-texto-suave);
}

.cabecera-acciones {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Indicador Online / Offline */
.badge-estado {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 10px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-estado .punto {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.badge-estado.online {
    background: rgba(16, 185, 129, 0.18);
    color: #6ee7b7;
    border: 1px solid rgba(16, 185, 129, 0.4);
}

.badge-estado.online .punto {
    background-color: var(--color-exito);
    box-shadow: 0 0 8px var(--color-exito);
}

.badge-estado.offline {
    background: rgba(245, 158, 11, 0.2);
    color: #fcd34d;
    border: 1px solid rgba(245, 158, 11, 0.45);
}

.badge-estado.offline .punto {
    background-color: var(--color-aviso);
}

.btn-icono {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-texto);
    padding: 6px 10px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.82rem;
}

/* Banner de aviso de documentos pendientes de subir */
.banner-pendientes {
    max-width: 680px;
    margin: 10px auto 0;
    background: rgba(245, 183, 0, 0.15);
    border: 1px solid rgba(245, 183, 0, 0.45);
    border-radius: 10px;
    padding: 8px 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    font-size: 0.82rem;
    color: #fde68a;
}

/* ============================================================================
   NAVEGACIÓN DE PESTAÑAS (TABS)
   ============================================================================ */
.contenedor-principal {
    max-width: 680px;
    margin: 0 auto;
    padding: 14px 14px 30px;
}

.barra-tabs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    background-color: var(--color-superficie);
    padding: 5px;
    border-radius: 12px;
    margin-bottom: 16px;
    border: 1px solid var(--color-borde);
}

.tab-btn {
    background: transparent;
    border: none;
    color: var(--color-texto-suave);
    font-weight: 600;
    font-size: 0.85rem;
    padding: 10px 6px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: all 0.15s ease;
}

.tab-btn.activo {
    background-color: var(--color-primario);
    color: #ffffff;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.4);
}

.burbuja-contador {
    background-color: var(--color-acento-canario);
    color: #0f172a;
    font-size: 0.72rem;
    font-weight: 800;
    padding: 1px 6px;
    border-radius: 999px;
}

.tab-panel {
    display: none;
}

.tab-panel.activo {
    display: block;
}

/* ============================================================================
   BLOQUES Y FORMULARIO DE CAPTURA (PESTAÑA 1)
   ============================================================================ */
.bloque-card {
    background-color: var(--color-superficie);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    padding: 16px;
    margin-bottom: 14px;
    box-shadow: var(--sombra-suave);
}

.paso-titulo {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.paso-numero {
    background-color: var(--color-acento-canario);
    color: #0f172a;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.78rem;
    font-weight: 800;
}

.paso-ayuda {
    font-size: 0.8rem;
    color: var(--color-texto-suave);
    margin-bottom: 12px;
}

/* Botonera táctil para las 7 Islas Canarias */
.grid-islas {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

@media (min-width: 480px) {
    .grid-islas {
        grid-template-columns: repeat(3, 1fr);
    }
}

.btn-isla {
    background-color: var(--color-superficie-clara);
    border: 2px solid transparent;
    color: var(--color-texto);
    padding: 12px 10px;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    transition: all 0.15s ease;
}

.btn-isla:hover {
    border-color: var(--color-borde);
}

.btn-isla.activa {
    background-color: rgba(245, 183, 0, 0.16);
    border-color: var(--color-acento-canario);
    color: #fde047;
    box-shadow: 0 0 0 1px rgba(245, 183, 0, 0.3);
}

/* Botones de captura de cámara */
.acciones-camara {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 10px;
}

.btn-camara-principal {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: #ffffff;
    border: none;
    border-radius: 12px;
    padding: 16px 14px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
}

.btn-camara-secundario {
    background-color: var(--color-superficie-clara);
    color: var(--color-texto);
    border: 1px solid var(--color-borde);
    border-radius: 12px;
    padding: 16px 10px;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
}

/* Vista previa de la foto tomada */
.contenedor-preview {
    margin-top: 14px;
    background-color: #0b1120;
    border: 1px solid var(--color-borde);
    border-radius: 12px;
    padding: 10px;
    text-align: center;
}

.img-preview {
    max-width: 100%;
    max-height: 260px;
    border-radius: 8px;
    object-fit: contain;
}

.preview-pie {
    margin-top: 8px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.78rem;
    color: var(--color-texto-suave);
}

/* Inputs de texto y formularios */
.campo-input,
.campo-select {
    width: 100%;
    background-color: #0f172a;
    border: 1px solid var(--color-borde);
    color: var(--color-texto);
    padding: 12px;
    border-radius: 10px;
    font-size: 0.95rem;
}

.campo-input:focus,
.campo-select:focus {
    outline: none;
    border-color: var(--color-primario);
}

.btn-guardar-grande {
    width: 100%;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: #ffffff;
    border: none;
    border-radius: 12px;
    padding: 16px;
    font-size: 1.05rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
    transition: opacity 0.2s;
}

.btn-guardar-grande:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    box-shadow: none;
}

/* ============================================================================
   TARJETAS DE LA COLA LOCAL Y SERVIDOR
   ============================================================================ */
.cabecera-seccion-lista {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
}

.tarjeta-documento {
    background-color: var(--color-superficie);
    border: 1px solid var(--color-borde);
    border-left: 5px solid var(--color-borde);
    border-radius: 12px;
    padding: 12px;
    margin-bottom: 10px;
}

.tarjeta-documento.estado-pendiente {
    border-left-color: var(--color-aviso);
}

.tarjeta-documento.estado-sincronizado {
    border-left-color: var(--color-exito);
}

.tarjeta-documento.estado-error {
    border-left-color: var(--color-peligro);
}

.tarjeta-cabecera {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.miniatura-doc {
    width: 78px;
    height: 62px;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid var(--color-borde);
    cursor: pointer;
    flex-shrink: 0;
    background-color: #0b1120;
}

.tarjeta-info-principal {
    flex: 1;
    min-width: 0;
}

.fila-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 4px;
}

.chip {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 0.72rem;
    font-weight: 700;
}

.chip-isla {
    background-color: rgba(245, 183, 0, 0.2);
    color: #fde047;
}

.chip-pendiente {
    background-color: rgba(245, 158, 11, 0.2);
    color: #fcd34d;
}

.chip-procesando {
    background-color: rgba(56, 189, 248, 0.2);
    color: #7dd3fc;
}

.chip-exito {
    background-color: rgba(16, 185, 129, 0.2);
    color: #6ee7b7;
}

.chip-error {
    background-color: rgba(239, 68, 68, 0.25);
    color: #fca5a5;
}

.chip-doc {
    background-color: rgba(148, 163, 184, 0.2);
    color: #e2e8f0;
}

.nombre-persona {
    font-size: 0.98rem;
    font-weight: 700;
    margin: 2px 0;
}

.meta-persona,
.fecha-captura,
.nota-operario {
    font-size: 0.78rem;
    color: var(--color-texto-suave);
}

.datos-ia-resumen {
    margin-top: 10px;
    padding: 8px 10px;
    background-color: rgba(15, 23, 42, 0.65);
    border-radius: 8px;
    font-size: 0.82rem;
    display: grid;
    gap: 2px;
}

.aviso-error-item {
    margin-top: 8px;
    padding: 6px 8px;
    background-color: rgba(239, 68, 68, 0.15);
    border-radius: 6px;
    color: #fca5a5;
    font-size: 0.76rem;
}

.tarjeta-acciones {
    margin-top: 10px;
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

.btn-pequeno {
    padding: 7px 12px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
}

.btn-primario {
    background-color: var(--color-primario);
    color: #ffffff;
}

.btn-secundario {
    background-color: var(--color-superficie-clara);
    color: var(--color-texto);
    border: 1px solid var(--color-borde);
}

.btn-peligro-suave {
    background-color: rgba(239, 68, 68, 0.15);
    color: #fca5a5;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Barra de progreso de sincronización con Gemini */
.barra-progreso-contenedor {
    background-color: var(--color-superficie);
    border: 1px solid var(--color-borde);
    border-radius: 10px;
    padding: 10px 12px;
    margin-bottom: 12px;
}

.barra-progreso-fondo {
    width: 100%;
    height: 8px;
    background-color: #0f172a;
    border-radius: 999px;
    overflow: hidden;
    margin-top: 6px;
}

.barra-progreso-relleno {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #38bdf8, #2563eb);
    transition: width 0.25s ease;
}

/* ============================================================================
   MODALES Y NOTIFICACIONES FLOTANTES (TOAST)
   ============================================================================ */
.modal-fondo {
    position: fixed;
    inset: 0;
    background-color: rgba(2, 6, 23, 0.82);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    z-index: 100;
}

.modal-caja {
    background-color: var(--color-superficie);
    border: 1px solid var(--color-borde);
    border-radius: 16px;
    width: 100%;
    max-width: 440px;
    padding: 20px;
    box-shadow: var(--sombra-suave);
    max-height: 90vh;
    overflow-y: auto;
}

.modal-titulo {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.grupo-form {
    margin-bottom: 12px;
}

.grupo-form label {
    display: block;
    font-size: 0.8rem;
    color: var(--color-texto-suave);
    margin-bottom: 4px;
}

.img-visor-completa {
    width: 100%;
    max-height: 75vh;
    object-fit: contain;
    border-radius: 8px;
    background-color: #000;
}

.estado-vacio {
    text-align: center;
    padding: 32px 16px;
    color: var(--color-texto-suave);
    background-color: var(--color-superficie);
    border: 1px dashed var(--color-borde);
    border-radius: 12px;
}

.contenedor-toast {
    position: fixed;
    bottom: 18px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 28px);
    max-width: 460px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 200;
    pointer-events: none;
}

.toast {
    padding: 12px 14px;
    border-radius: 10px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #fff;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.45);
    transition: opacity 0.3s, transform 0.3s;
}

.toast-exito { background-color: #059669; }
.toast-aviso { background-color: #d97706; }
.toast-error { background-color: #dc2626; }
.toast-info  { background-color: #1d4ed8; }

.toast-salida {
    opacity: 0;
    transform: translateY(10px);
}

.oculto {
    display: none !important;
}

.texto-error {
    color: #fca5a5;
}

.mono {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}