/* --- CONFIGURACIÓN ESTRUCTURAL DEL TALLER --- */
body {
    overflow: hidden; /* En la app no hay scroll global, solo en los paneles */
    margin: 0;
    background-color: var(--bg-light);
}

.app-layout {
    display: flex;
    height: 100vh;
    width: 100vw;
}

/* --- COLUMNA 1: SIDEBAR (ARMARIO) --- */
.sidebar-brutalista {
    width: 260px;
    background-color: var(--bg-dark);
    color: var(--bg-light);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border-right: 2px solid var(--text-main);
    flex-shrink: 0;
}

.sidebar-header {
    padding: 2rem 1.5rem;
    border-bottom: 2px solid rgba(255,255,255,0.1);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.version-etiqueta {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent-brand);
    font-weight: 700;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    padding: 1.5rem 0;
}

.nav-titulo {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-faint);
    padding: 0 1.5rem 0.5rem;
}

.nav-link {
    padding: 1rem 1.5rem;
    color: var(--bg-light);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: background-color 0.2s, color 0.2s;
}

.nav-link:hover, .nav-link.activo {
    background-color: var(--accent-brand);
    color: var(--bg-light);
    font-weight: 700;
}

.nav-link.inactivo {
    opacity: 0.4;
    cursor: not-allowed;
}
.nav-link.inactivo:hover {
    background-color: transparent;
    color: var(--bg-light);
}

.cta-salir {
    border-top: 2px solid rgba(255,255,255,0.1);
    border-bottom: none;
    color: var(--accent-brand);
}

.cta-salir:hover {
    background-color: var(--bg-sotano);
}

/* --- COLUMNA 2: PANEL DE CONTROL --- */
.panel-control {
    width: 380px;
    background-color: var(--color-blanco);
    border-right: 2px solid var(--text-main);
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    overflow-y: auto; /* Scroll independiente si hay muchas opciones */
    flex-shrink: 0;
}

.cabecera-tecnica {
    margin-bottom: 2.5rem;
    border-bottom: 2px solid var(--text-main);
    padding-bottom: 1rem;
}

.cabecera-tecnica h1 {
    font-weight: 800;
    font-size: 2rem;
    letter-spacing: -1px;
}

.cabecera-tecnica p {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

/* Parámetros */
.panel-parametros {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.param-grupos-dobles {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.param-grupo {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.param-grupo label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.input-brutalista {
    width: 100%;
    font-family: var(--font-ui);
    font-size: 0.95rem;
    padding: 0.8rem;
    border: 2px solid var(--text-main);
    background-color: var(--bg-light);
    outline: none;
    transition: border-color 0.2s;
}

.input-brutalista:focus {
    border-color: var(--accent-brand);
}

.cta-herramienta {
}

/* --- COLUMNA 3: LA MESA DE LUZ --- */
.mesa-luz {
    flex-grow: 1;
    background-color: var(--bg-light);
    /* Grilla milimetrada de precisión */
    background-image:
        linear-gradient(rgba(26,28,30, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(26,28,30, 0.05) 1px, transparent 1px);
    background-size: 20px 20px;
    padding: 3rem;
    display: flex;
    flex-direction: column;
    position: relative;
    height: 100%;
    overflow: hidden;
}

.zona-drop {
    flex-grow: 1;
    border: 2px dashed var(--text-main);
    background-color: rgba(255,255,255,0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.zona-drop:hover, .zona-drop.dragover {
    background-color: var(--color-blanco);
    border-color: var(--accent-brand);
}

.drop-contenido {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    pointer-events: none;
}

.icono-drop {
    font-family: var(--font-mono);
    font-size: 2rem;
    color: var(--accent-brand);
}

.texto-drop {
    font-weight: 800;
    font-size: 1.2rem;
}

.texto-secundario {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* VISOR PDF (La ventana de cristal) */
.visor-pdf-contenedor {
    flex-grow: 1;
    flex-shrink: 1;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    border: 2px solid var(--text-main);
    background-color: var(--color-blanco);
    box-shadow: 8px 8px 0px 0px var(--text-main);
    overflow: hidden;
}

.visor-header {
    background-color: var(--text-main);
    color: var(--bg-light);
    padding: 0.8rem 1rem;
    display: flex;
    justify-content: space-between;
    font-family: var(--font-mono);
    font-size: 0.8rem;
}

.iframe-cristal {
    flex-grow: 1;
    flex-shrink: 1;   /* Cede espacio antes que el zócalo */
    min-height: 200px; /* Nunca desaparece del todo */
    width: 100%;
    border: none;
    background-color: var(--color-pdf-viewer); /* Color estándar de fondo de lectores PDF */
}

.zocalo-operativo {
    flex-shrink: 0;
    border-top: 2px solid var(--text-main);
    padding: 1.25rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    background-color: var(--bg-light);
}

/* Utilidades */
.oculto {
    display: none !important;
}

/* --- TARJETAS GRÁFICAS DE FORMATO --- */
.tarjetas-formato {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 0.5rem;
}

.tarjeta-radio input {
    display: none; /* Ocultamos el circulito feo por defecto */
}

.tarjeta-grafico {
    border: 2px solid var(--ui-border);
    padding: 1rem 0.5rem;
    text-align: center;
    cursor: pointer;
    background-color: var(--bg-light);
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: all 0.2s ease;
}

.tarjeta-grafico span {
    font-weight: 800;
    font-size: 1.2rem;
    margin-top: 0.5rem;
}

.tarjeta-grafico small {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-faint);
}

/* El dibujo del papel */
.grafico-a4, .grafico-a3 {
    border: 2px solid var(--color-paper);
    background: var(--color-blanco);
    margin: 0 auto;
}

.grafico-a4 { width: 24px; height: 34px; }
.grafico-a3 { width: 34px; height: 48px; }

/* El efecto al hacer clic (Seleccionado) */
.tarjeta-radio input:checked + .tarjeta-grafico {
    border-color: var(--accent-brand);
    box-shadow: 4px 4px 0px 0px var(--accent-brand);
    transform: translate(-2px, -2px);
}

.tarjeta-radio input:checked + .tarjeta-grafico .grafico-a4,
.tarjeta-radio input:checked + .tarjeta-grafico .grafico-a3 {
    border-color: var(--accent-brand);
    background-color: var(--accent-light);
}

/* --- NUEVO TABLERO DE ECOSISTEMAS (DASHBOARD) --- */
.herramientas-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

#vista-dashboard {
    padding: 4rem 3rem;
}

.herramienta-card {
    border: 2px solid var(--text-main);
    background: var(--bg-light);
    padding: 2.5rem;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
}

.herramienta-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: 6px 6px 0px 0px var(--text-main);
    border-color: var(--accent-brand);
}

.herramienta-esquema {
    color: var(--accent-brand);
    margin-bottom: 1.5rem;
}

.herramienta-card h3 {
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.herramienta-card p {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* Tarjeta bloqueada para "Próximamente" */
.herramienta-card.bloqueada {
    opacity: 0.6;
    cursor: not-allowed;
    background: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(0,0,0,0.03) 10px, rgba(0,0,0,0.03) 20px);
}

.herramienta-card.bloqueada:hover {
    transform: none;
    box-shadow: none;
    border-color: var(--text-main);
}

/* ================================ */
/* RESPONSIVE: TABLET (<=1023px)    */
/* ================================ */
@media (max-width: 1023px) {
    /* Taller: layout vertical en vez de horizontal */
    .app-layout {
        flex-direction: column;
        overflow-y: auto;
    }
    .panel-control {
        width: 100%;
        max-height: 40vh;
        padding: 1.5rem;
        border-right: none;
        border-bottom: 2px solid var(--text-main);
    }
    /* Reduce el margin del botón "volver" para ahorrar espacio */
    .panel-control > button:first-child {
        margin-bottom: 1rem !important;
    }
    .cabecera-tecnica {
        margin-bottom: 1rem;
    }
    .mesa-luz {
        padding: 1.5rem;
        flex-grow: 1;
    }
    /* Dashboard */
    #vista-dashboard {
        padding: 2.5rem 2rem !important;
    }
    .herramientas-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* ================================ */
/* RESPONSIVE: MOBILE (<=767px)     */
/* ================================ */
@media (max-width: 767px) {
    /* Taller */
    .app-layout {
        flex-direction: column;
        overflow-y: auto;
    }
    .panel-control {
        width: 100%;
        max-height: 40vh;
        padding: 1rem;
        border-right: none;
        border-bottom: 2px solid var(--text-main);
    }
    .panel-control > button:first-child {
        margin-bottom: 0.75rem !important;
    }
    .cabecera-tecnica {
        margin-bottom: 0.75rem;
        padding-bottom: 0.75rem;
    }
    .cabecera-tecnica h1 {
        font-size: 1.4rem;
    }
    .mesa-luz {
        padding: 1rem;
        flex-grow: 1;
    }
    /* Zona de drop: suficiente altura para tap con el dedo */
    .zona-drop {
        min-height: 200px;
    }
    /* Visor: garantizar altura mínima visible en mobile */
    .visor-pdf-contenedor {
        min-height: 300px;
    }
    /* Header del visor: evitar overflow del nombre largo */
    .visor-header {
        flex-wrap: wrap;
        gap: 0.3rem;
    }
    .visor-titulo {
        font-size: 0.75rem;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        max-width: 200px;
    }
    /* Zócalo: botón descarga táctil */
    .btn-descarga {
        min-height: 48px;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 0.8rem 1.5rem;
    }
    /* Dashboard */
    #vista-dashboard {
        padding: 2rem 1.5rem !important;
    }
    .herramientas-grid {
        grid-template-columns: 1fr;
    }
}

/* --- AVISOS DEL VISOR --- */
.aviso-preview {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-brand);
    background: var(--accent-light);
    border-top: 2px solid var(--accent-brand);
    padding: 0.6rem 1rem;
    flex-shrink: 0;
}

.aviso-tipo-archivo {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-brand);
    background: var(--accent-light);
    border: 2px solid var(--accent-brand);
    padding: 0.8rem 1rem;
    flex-shrink: 0;
    box-shadow: 4px 4px 0px 0px var(--accent-brand);
}

/* --- NUEVO: MODAL DE INSTRUCCIONES --- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(26, 28, 30, 0.80);
    backdrop-filter: blur(3px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    padding: 1.5rem;
}

.modal-brutalista {
    width: 90%;
    max-width: 560px;
    max-height: 85vh;
    overflow-y: auto;
    background-color: var(--bg-light);
    border: 2px solid var(--text-main);
    box-shadow: 8px 8px 0px 0px var(--accent-brand);
    display: flex;
    flex-direction: column;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background-color: var(--text-main);
    color: var(--bg-light);
}

.modal-header h3 {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 1px;
    margin: 0;
}

.btn-cerrar-modal {
    background: none;
    border: none;
    color: var(--bg-light);
    font-family: var(--font-mono);
    font-size: 1.2rem;
    cursor: pointer;
    font-weight: bold;
    transition: color 0.2s;
}

.btn-cerrar-modal:hover {
    color: var(--accent-brand);
}

.modal-body {
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-main);
}

.modal-body p {
    margin: 0;
}

.modal-body strong {
    font-family: var(--font-mono);
    color: var(--accent-brand);
}

.modal-nota {
    margin-top: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-faint);
    border-top: 1px dashed var(--ui-border);
    padding-top: 1rem;
}

.modal-footer {
    padding: 1.5rem;
    border-top: 2px solid var(--text-main);
    background-color: var(--bg-light);
}

/* --- VISOR 3D PRIORITARIO EN TALLER MAQUETAS --- */
#vista-maquetas .mesa-luz {
    display: flex;
    flex-direction: column;
}

#vista-maquetas .visor-pdf-contenedor {
    display: flex;
    flex-direction: column;
    height: 100%;
}

#canvas-3d-maquetas {
    flex: 1;
    min-height: 250px;
}

#vista-maquetas .zocalo-operativo {
    flex-shrink: 0;
    padding: 1rem 1.5rem;
    border-top: 2px solid var(--text-main);
    background: var(--bg-light);
}

/* --- VISOR 3D EN TALLER SOMBRAS --- */
#vista-sombras .visor-pdf-contenedor {
    display: flex;
    flex-direction: column;
    height: 100%;
}

#vista-sombras .zocalo-operativo {
    flex-shrink: 0;
    padding: 1rem 1.5rem;
    border-top: 2px solid var(--text-main);
    background: var(--bg-light);
}

#canvas-3d-sombras {
    flex: 1;
    min-height: 250px;
    min-width: 0;
    display: block;
}

/* --- PANEL PREVIEW SOMBRA LATERAL --- */
#panel-preview-sombras {
    width: 280px;
    flex-shrink: 0;
    border-left: 2px solid var(--text-main);
    display: flex;
    flex-direction: column;
    background: var(--color-blanco);
}

.preview-body {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 1rem;
}

/* --- TOGGLE MODO SIMPLE/AVANZADO --- */
.modo-toggle {
    display: flex;
    border: 2px solid var(--text-main);
    margin-bottom: 1.25rem;
}

.modo-btn {
    flex: 1;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.5rem;
    border: none;
    background: var(--bg-light);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: background 0.15s, color 0.15s;
}

.modo-btn.activo {
    background: var(--text-main);
    color: var(--bg-light);
}

/* --- TOOLBAR VISTAS SOMBRAS --- */
.btn-vista {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.3rem 0.65rem;
    border: 1.5px solid var(--text-main);
    background: transparent;
    cursor: pointer;
    transition: background 0.1s, color 0.1s;
    white-space: nowrap;
}

.btn-vista:hover {
    background: var(--text-main);
    color: var(--bg-light);
}

.btn-vista-activo {
    background: var(--text-main);
    color: var(--bg-light);
}

/* ================================ */
/* TOOLTIPS CSS PURO                */
/* ================================ */
.label-con-tooltip {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.tooltip-icono {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    border: 1.5px solid var(--text-main);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 700;
    cursor: help;
    position: relative;
    flex-shrink: 0;
    background: var(--bg-light);
}
.tooltip-icono::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--text-main);
    color: var(--bg-light);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: 0.5rem 0.75rem;
    width: max-content;
    max-width: 220px;
    white-space: normal;
    box-shadow: 4px 4px 0px 0px var(--accent-brand);
    z-index: 100;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease;
    line-height: 1.4;
}
.tooltip-icono:hover::after {
    opacity: 1;
}

/* ================================ */
/* VALIDACIÓN DROPZONE              */
/* ================================ */
.zona-drop.error-drop {
    border-color: var(--accent-brand) !important;
    border-width: 2px !important;
    background-color: var(--accent-light) !important;
}
.error-drop-mensaje {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent-brand);
    font-weight: 700;
    margin-top: 0.75rem;
}

/* ================================ */
/* RESPONSIVE: SOMBRAS              */
/* ================================ */
@media (max-width: 1023px) {
    /* Canvas + preview pasan a columna en tablet */
    .canvas-preview-contenedor {
        flex-direction: column;
    }
    /* El panel preview ocupa ancho completo debajo del canvas */
    #panel-preview-sombras {
        width: 100%;
        border-left: none;
        border-top: 2px solid var(--text-main);
        max-height: 220px;
    }
    /* Canvas con altura mínima útil */
    #canvas-3d-sombras {
        min-height: 200px;
    }
    /* Toolbar: permitir wrap para no desbordar */
    #toolbar-vistas-sombras {
        flex-wrap: wrap;
        gap: 0.2rem;
    }
}
@media (max-width: 767px) {
    #panel-preview-sombras {
        max-height: 160px;
    }
    #canvas-3d-sombras {
        min-height: 150px;
    }
}

/* ================================ */
/* PAGINA: DATOS FISCALES           */
/* ================================ */
.main-fiscal {
    background-color: var(--bg-light);
    background-image: radial-gradient(var(--ui-border) 1px, transparent 1px);
    background-size: 20px 20px;
    padding: 4rem 2rem 6rem;
    min-height: calc(100vh - 80px);
}

.fiscal-contenedor {
    max-width: 640px;
    margin: 0 auto;
}

.cabecera-fiscal {
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--text-main);
    padding-bottom: 1.5rem;
}

.cabecera-fiscal .etiqueta-sistema {
    display: block;
    margin-bottom: 1rem;
}

.fiscal-titulo {
    font-family: var(--font-ui);
    font-weight: 800;
    font-size: 2.5rem;
    line-height: 1;
    letter-spacing: -1px;
    text-transform: uppercase;
    color: var(--text-main);
    margin-bottom: 0.75rem;
}

.fiscal-bajada {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin: 0;
}

.aviso-legal {
    background-color: var(--text-main);
    color: var(--bg-light);
    border: 2px solid var(--text-main);
    border-left: 6px solid var(--accent-brand);
    box-shadow: var(--shadow-hard);
    padding: 1.25rem 1.5rem;
    margin-bottom: 2rem;
}

.aviso-legal__tag {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-brand);
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
}

.aviso-legal__texto {
    font-family: var(--font-ui);
    font-size: 0.9rem;
    line-height: 1.6;
    margin: 0;
}

.form-fiscal {
    background-color: var(--color-blanco);
    border: 2px solid var(--text-main);
    box-shadow: var(--shadow-hard);
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-fiscal-grupo {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-fiscal-grupo label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-main);
}

.form-fiscal-grilla {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.campo-opcional {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 400;
    color: var(--text-faint);
    text-transform: none;
    letter-spacing: 0;
    margin-left: 0.4rem;
}

.form-fiscal__cta {
    margin-top: 1rem;
    padding: 1.2rem 2rem;
    text-decoration: none;
}

@media (max-width: 767px) {
    .main-fiscal {
        padding: 2rem 1rem 3rem;
    }
    .fiscal-titulo {
        font-size: 1.8rem;
    }
    .form-fiscal {
        padding: 1.5rem 1.25rem;
        box-shadow: 4px 4px 0px 0px var(--text-main);
    }
    .form-fiscal-grilla {
        grid-template-columns: 1fr;
    }
    .aviso-legal {
        box-shadow: 4px 4px 0px 0px var(--text-main);
    }
}