/* ==========================================================================
   Watch Water México - Calculador Instant I-SOFT®
   Estilos específicos para la aplicación del calculador y la hoja entregable
   ========================================================================== */

/* Layout general del calculador */
.calculador-wrapper {
    margin-block-start: 1rem;
    margin-block-end: 4rem;
}

.calculador-hero {
    margin-block-end: 2.5rem;
}

.calculador-hero .breadcrumbs {
    font-size: 0.9rem;
    color: var(--color-gris);
    margin-block-end: 0.75rem;
}

.calculador-hero .breadcrumbs a {
    color: var(--color-gris);
    text-decoration: none;
    transition: color 0.2s ease;
}

.calculador-hero .breadcrumbs a:hover {
    color: var(--color-azul);
}

.calculador-hero h1 {
    font-size: 2.3rem;
    line-height: 1.2;
    color: var(--color-negro);
    margin-block-end: 0.75rem;
}

.calculador-hero .tagline {
    font-size: 1.15rem;
    color: var(--color-gris-oscuro);
    line-height: 1.5;
    max-width: 900px;
}

/* Grilla principal: Aside + Contenido */
.calculador-grid {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 2.5rem;
    align-items: start;
}

@media (max-width: 1024px) {
    .calculador-grid {
        grid-template-columns: 1fr;
    }
}

/* Aside de Información de Producto */
.producto-aside {
    background: var(--color-blanco);
    border: 1px solid var(--color-gris-claro-3);
    border-radius: 16px;
    padding: 1.75rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    position: sticky;
    top: 90px;
}

.aside-badge {
    display: inline-block;
    background: linear-gradient(135deg, #00A896, #028090);
    color: var(--color-blanco);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 0.45rem 0.85rem;
    border-radius: 30px;
    margin-bottom: 1.25rem;
}

.aside-logo-box {
    margin-bottom: 1.5rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--color-gris-claro-1);
}

.aside-logo-box img {
    max-width: 100%;
    height: auto;
    display: block;
}

.aside-section {
    margin-bottom: 1.5rem;
}

.aside-section:last-child {
    margin-bottom: 0;
}

.aside-section h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-negro);
    margin-bottom: 0.6rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.aside-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.aside-section ul li {
    font-size: 0.88rem;
    color: var(--color-gris-oscuro);
    line-height: 1.5;
    position: relative;
    padding-left: 1.1rem;
    margin-bottom: 0.4rem;
}

.aside-section ul li::before {
    content: "•";
    color: var(--color-azul);
    font-weight: bold;
    position: absolute;
    left: 0;
}

.parametros-list li {
    display: flex;
    justify-content: space-between;
    padding-left: 0 !important;
    border-bottom: 1px dashed var(--color-gris-claro-3);
    padding-block: 0.35rem;
}

.parametros-list li::before {
    display: none !important;
}

.parametros-list .param-key {
    font-weight: 600;
    color: var(--color-gris-oscuro);
}

.parametros-list .param-val {
    font-weight: 700;
    color: var(--color-azul-magnetico);
}

.aside-img-box {
    margin-top: 1.5rem;
    border-radius: 12px;
    overflow: hidden;
    background: var(--color-gris-muy-suave);
    text-align: center;
    padding: 1rem;
}

.aside-img-box img {
    max-width: 100%;
    max-height: 280px;
    object-fit: contain;
}

/* Área Principal del Calculador */
.calculador-main {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

/* Tarjetas y Contenedores */
.calc-card {
    background: var(--color-blanco);
    border: 1px solid var(--color-gris-claro-3);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.calc-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--color-gris-claro-1);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.calc-card-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-negro);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.calc-card-header .header-badge {
    font-size: 0.8rem;
    font-weight: 600;
    background: var(--color-gris-claro-2);
    color: var(--color-gris-oscuro);
    padding: 0.3rem 0.75rem;
    border-radius: 20px;
}

/* Formularios y Campos */
.form-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.form-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

@media (max-width: 768px) {
    .form-grid-3, .form-grid-2 {
        grid-template-columns: 1fr;
    }
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.form-group label {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--color-gris-oscuro);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.form-group label .label-hint {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--color-gris);
}

.form-control-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.form-input, .form-select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1.5px solid var(--color-gris-claro-3);
    border-radius: 10px;
    font-family: var(--font-family);
    font-size: 0.95rem;
    color: var(--color-negro);
    background-color: var(--color-gris-muy-suave);
    transition: all 0.2s ease;
}

.form-input:focus, .form-select:focus {
    outline: none;
    border-color: var(--color-azul);
    background-color: var(--color-blanco);
    box-shadow: 0 0 0 4px rgba(14, 162, 222, 0.12);
}

.form-control-unit {
    position: absolute;
    right: 0.85rem;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--color-gris);
    pointer-events: none;
}

.has-unit {
    padding-right: 3.5rem;
}

.input-with-select {
    display: flex;
    gap: 0.5rem;
}

.input-with-select .form-input {
    flex: 1;
}

.input-with-select .form-select {
    width: 110px;
    flex-shrink: 0;
}

/* Indicador de límite de entrada */
.limit-bar-wrap {
    margin-top: 0.35rem;
}

.limit-bar-bg {
    height: 4px;
    background: var(--color-gris-claro-1);
    border-radius: 2px;
    overflow: hidden;
}

.limit-bar-fill {
    height: 100%;
    background: var(--color-verde);
    border-radius: 2px;
    transition: width 0.3s ease, background-color 0.3s ease;
}

.limit-bar-fill.warning {
    background: #E89E19;
}

.limit-bar-fill.danger {
    background: #E63946;
}

.limit-caption {
    font-size: 0.72rem;
    color: var(--color-gris);
    display: flex;
    justify-content: space-between;
    margin-top: 0.2rem;
}

/* Cards de Resultados / KPIs */
.kpis-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    margin-bottom: 2rem;
}

@media (max-width: 1024px) {
    .kpis-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .kpis-grid {
        grid-template-columns: 1fr;
    }
}

.kpi-card {
    background: linear-gradient(180deg, var(--color-blanco) 0%, var(--color-gris-fondo) 100%);
    border: 1.5px solid var(--color-gris-claro-1);
    border-radius: 14px;
    padding: 1.35rem 1.1rem;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}

.kpi-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--color-azul);
}

.kpi-card.kpi-accent-green::before {
    background: var(--color-verde);
}

.kpi-card.kpi-accent-orange::before {
    background: #F08B41;
}

.kpi-card.kpi-accent-navy::before {
    background: var(--color-azul-magnetico);
}

.kpi-title {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--color-gris-oscuro);
    margin-bottom: 0.5rem;
}

.kpi-value-row {
    display: flex;
    align-items: baseline;
    gap: 0.35rem;
    margin-bottom: 0.3rem;
}

.kpi-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-negro);
    line-height: 1;
}

.kpi-unit {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-gris-oscuro);
}

.kpi-subtitle {
    font-size: 0.78rem;
    color: var(--color-gris);
    line-height: 1.3;
}

/* Alerta de Factor Limitante */
.limit-alert-box {
    background: #F0F8FF;
    border-left: 4px solid var(--color-azul);
    border-radius: 8px;
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
}

.limit-alert-box.alert-warning {
    background: #FFF9E6;
    border-left-color: #E89E19;
}

.limit-alert-box.alert-danger {
    background: #FDF2F2;
    border-left-color: #E63946;
}

.limit-alert-icon {
    font-size: 1.6rem;
    line-height: 1;
}

.limit-alert-content h5 {
    font-size: 0.92rem;
    font-weight: 700;
    margin: 0 0 0.2rem 0;
    color: var(--color-negro);
}

.limit-alert-content p {
    font-size: 0.84rem;
    margin: 0;
    color: var(--color-gris-oscuro);
    line-height: 1.4;
}

/* Sección de Gráficos Dinámicos */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

@media (max-width: 900px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
}

.chart-card {
    background: var(--color-blanco);
    border: 1px solid var(--color-gris-claro-3);
    border-radius: 14px;
    padding: 1.5rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.02);
}

.chart-card h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-negro);
    margin-bottom: 0.3rem;
}

.chart-card p {
    font-size: 0.8rem;
    color: var(--color-gris);
    margin-bottom: 1rem;
}

.chart-canvas-wrap {
    position: relative;
    height: 250px;
    width: 100%;
}

/* Barra de Acciones / Botones */
.actions-bar {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 1rem;
    background: var(--color-blanco);
    padding: 1.25rem 2rem;
    border: 1px solid var(--color-gris-claro-3);
    border-radius: 14px;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.04);
}

.btn-action {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.85rem 1.6rem;
    font-family: var(--font-family);
    font-size: 0.95rem;
    font-weight: 700;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    text-decoration: none;
}

.btn-primary-action {
    background: var(--color-azul);
    color: var(--color-blanco);
    box-shadow: 0 4px 14px rgba(14, 162, 222, 0.3);
}

.btn-primary-action:hover {
    background: #0b8ec4;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(14, 162, 222, 0.4);
}

.btn-secondary-action {
    background: var(--color-gris-claro-2);
    color: var(--color-gris-oscuro);
    border: 1px solid var(--color-gris-claro-3);
}

.btn-secondary-action:hover {
    background: var(--color-gris-claro-1);
    color: var(--color-negro);
    transform: translateY(-2px);
}

/* ==========================================================================
   HOJA ENTREGABLE (ESTILO CARTA / LETTER)
   Diseño minimalista, moderno y corporativo Watch Water
   ========================================================================== */
.hoja-entrega-wrapper {
    margin-top: 2rem;
}

.hoja-entrega-sheet {
    background: var(--color-blanco);
    width: 100%;
    max-width: 820px;
    margin: 0 auto;
    padding: 3rem;
    border: 1px solid var(--color-gris-claro-3);
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    position: relative;
    box-sizing: border-box;
    font-family: var(--font-family);
    color: var(--color-negro);
}

/* Encabezado de la Hoja */
.sheet-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--color-gris-claro-1);
    padding-bottom: 1.5rem;
    margin-bottom: 1.5rem;
}

.sheet-header-left img {
    height: 48px;
    width: auto;
}

.sheet-header-right {
    text-align: right;
}

.sheet-title-doc {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--color-negro);
    letter-spacing: -0.02em;
    margin: 0 0 0.25rem 0;
}

.sheet-subtitle-doc {
    font-size: 0.78rem;
    color: var(--color-gris);
    margin: 0;
}

/* Datos del Proyecto en Hoja */
.sheet-project-bar {
    background: var(--color-gris-fondo);
    border-radius: 8px;
    padding: 1rem 1.25rem;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1.75rem;
}

.sheet-meta-item .meta-lbl {
    font-size: 0.7rem;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--color-gris);
    margin-bottom: 0.2rem;
}

.sheet-meta-item .meta-val {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-negro);
}

/* Titular del Informe */
.sheet-product-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(135deg, #09374C, #0E5777);
    color: var(--color-blanco);
    border-radius: 10px;
    padding: 1.2rem 1.5rem;
    margin-bottom: 1.75rem;
}

.sheet-product-banner h2 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-blanco);
    margin: 0 0 0.35rem 0;
}

.sheet-product-banner p {
    font-size: 0.8rem;
    opacity: 0.9;
    margin: 0;
}

.sheet-product-banner img {
    height: 38px;
    filter: brightness(0) invert(1);
}

/* Grid de Tarjetas de Resultados en Hoja */
.sheet-kpi-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 1.75rem;
}

.sheet-kpi-card {
    border: 1px solid var(--color-gris-claro-3);
    border-radius: 10px;
    padding: 1rem 1.1rem;
    background: var(--color-gris-muy-suave);
    text-align: center;
}

.sheet-kpi-card .kpi-num {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-azul);
    line-height: 1.1;
}

.sheet-kpi-card .kpi-lbl {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-gris-oscuro);
    margin-top: 0.3rem;
}

.sheet-kpi-card .kpi-sub {
    font-size: 0.7rem;
    color: var(--color-gris);
}

/* Tablas de Datos Técnicos en Hoja */
.sheet-tables-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.75rem;
}

.sheet-table-box {
    border: 1px solid var(--color-gris-claro-3);
    border-radius: 8px;
    overflow: hidden;
}

.sheet-table-box h4 {
    background: var(--color-gris-claro-2);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-negro);
    padding: 0.6rem 0.9rem;
    margin: 0;
    border-bottom: 1px solid var(--color-gris-claro-3);
    display: flex;
    justify-content: space-between;
}

.sheet-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
}

.sheet-table td {
    padding: 0.55rem 0.9rem;
    border-bottom: 1px solid var(--color-gris-claro-1);
    color: var(--color-gris-oscuro);
}

.sheet-table tr:last-child td {
    border-bottom: none;
}

.sheet-table td:last-child {
    text-align: right;
    font-weight: 700;
    color: var(--color-negro);
}

.sheet-table tr.highlight-row {
    background: #EBF8FF;
}

.sheet-table tr.highlight-row td {
    color: var(--color-azul);
    font-weight: 700;
}

/* Módulo Trazador Fluorescente PLUS */
.sheet-plus-box {
    background: linear-gradient(135deg, #FFF9F2, #FFF2E5);
    border: 1.5px solid #F08B41;
    border-radius: 10px;
    padding: 1.1rem 1.4rem;
    margin-bottom: 1.75rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
}

.plus-info h4 {
    font-size: 0.9rem;
    font-weight: 800;
    color: #C05621;
    margin: 0 0 0.3rem 0;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.plus-info p {
    font-size: 0.78rem;
    color: var(--color-gris-oscuro);
    margin: 0;
    line-height: 1.4;
}

.plus-values {
    display: flex;
    gap: 1.5rem;
    flex-shrink: 0;
}

.plus-val-item {
    text-align: right;
}

.plus-val-item .p-num {
    font-size: 1.4rem;
    font-weight: 800;
    color: #C05621;
    line-height: 1.1;
}

.plus-val-item .p-lbl {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--color-gris-oscuro);
}

/* Pie y Nota de Seguridad */
.sheet-disclaimer {
    background: var(--color-gris-muy-suave);
    border: 1px dashed var(--color-gris);
    border-radius: 8px;
    padding: 0.85rem 1rem;
    font-size: 0.74rem;
    line-height: 1.45;
    color: var(--color-gris-oscuro);
    margin-bottom: 1.5rem;
}

.sheet-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.72rem;
    color: var(--color-gris);
    border-top: 1px solid var(--color-gris-claro-3);
    padding-top: 1rem;
}

/* ==========================================================================
   ESTILOS DE IMPRESIÓN (@media print)
   Optimizado para 1 página formato Carta (Letter)
   ========================================================================== */
@media print {
    @page {
        size: letter portrait;
        margin: 10mm;
    }

    body * {
        visibility: hidden;
    }

    #header-container,
    #footer-container,
    .calculador-hero,
    .producto-aside,
    .calc-card,
    .charts-grid,
    .actions-bar,
    .btn-action,
    .breadcrumbs {
        display: none !important;
    }

    .hoja-entrega-sheet,
    .hoja-entrega-sheet * {
        visibility: visible !important;
    }

    .hoja-entrega-wrapper {
        margin: 0 !important;
        padding: 0 !important;
    }

    .hoja-entrega-sheet {
        position: absolute;
        left: 0;
        top: 0;
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 !important;
        border: none !important;
        box-shadow: none !important;
        background: transparent !important;
        font-size: 9.5pt;
    }

    .sheet-product-banner {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }

    .sheet-plus-box,
    .sheet-project-bar,
    .sheet-kpi-card,
    .sheet-table-box h4,
    .sheet-table tr.highlight-row {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
}