/* Scoped variables for easy theming */
.tcalc-container {
    --tcalc-primary: #1e3a8a; /* Modern Dark Blue */
    --tcalc-primary-hover: #1e40af;
    --tcalc-accent: #f97316; /* Orange Accent */
    --tcalc-text: #334155;
    --tcalc-text-light: #64748b;
    --tcalc-bg: #f8fafc;
    --tcalc-bg-white: #ffffff;
    --tcalc-border: #e2e8f0;
    --tcalc-border-radius: 8px;
    --tcalc-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    
    font-family: 'Inter', 'Roboto', system-ui, -apple-system, sans-serif;
    color: var(--tcalc-text);
    background: var(--tcalc-bg);
    padding: 24px;
    border-radius: var(--tcalc-border-radius);
    max-width: 800px;
    margin: 0 auto;
    box-shadow: var(--tcalc-shadow);
    box-sizing: border-box;
}

.tcalc-container * {
    box-sizing: border-box;
}

/* Business Header */
.tcalc-business-header {
    background: #fff;
    padding: 20px;
    border-bottom: 2px solid var(--tcalc-primary);
    margin-bottom: 30px;
    display: none; /* Hidden on web, shown via JS clone for PDF */
}

/* We force it visible when we clone for PDF in JS */
.tcalc-biz-columns {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
}

.tcalc-biz-logo {
    width: 250px;
}

.tcalc-biz-info {
    font-size: 0.85rem;
    line-height: 1.4;
    color: var(--tcalc-text);
}

.tcalc-quotation-meta {
    text-align: right;
}

.tcalc-quotation-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--tcalc-primary);
    margin-bottom: 5px;
}

.tcalc-date, .tcalc-currency {
    font-size: 0.9rem;
    color: var(--tcalc-text-light);
}

.tcalc-header {
    text-align: center;
    margin-bottom: 24px;
}

.tcalc-header h2 {
    margin: 0 0 8px 0;
    color: var(--tcalc-primary);
    font-size: 1.5rem;
    font-weight: 700;
}

.tcalc-header p {
    margin: 0;
    color: var(--tcalc-text-light);
    font-size: 0.95rem;
}

/* Tabs */
.tcalc-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    border-bottom: 2px solid var(--tcalc-border);
}

.tcalc-tab {
    background: transparent;
    border: none;
    padding: 10px 16px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--tcalc-text-light);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.2s ease;
}

.tcalc-tab:hover {
    color: var(--tcalc-primary);
}

.tcalc-tab.active {
    color: var(--tcalc-primary);
    border-bottom-color: var(--tcalc-accent);
}

/* Inputs */
.tcalc-input-section {
    background: var(--tcalc-bg-white);
    padding: 20px;
    border-radius: var(--tcalc-border-radius);
    border: 1px solid var(--tcalc-border);
    margin-bottom: 24px;
}

.tcalc-input-group {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tcalc-input-group.active {
    display: block;
}

.tcalc-input-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.95rem;
}

.tcalc-input-group input[type="number"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--tcalc-border);
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.2s;
}

.tcalc-input-group input[type="number"]:focus {
    outline: none;
    border-color: var(--tcalc-primary);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

.tcalc-dim-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.tcalc-dim-result {
    margin-top: 16px;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--tcalc-primary);
    background: rgba(30, 58, 138, 0.05);
    padding: 12px;
    border-radius: 6px;
    text-align: center;
}

.tcalc-checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    font-weight: 500;
}

.tcalc-checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
}

.tcalc-options-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 16px;
    gap: 16px;
    flex-wrap: wrap;
}

.tcalc-labor-input {
    flex: 1;
    min-width: 180px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.tcalc-labor-input label {
    font-size: 0.9rem;
    color: var(--tcalc-text);
    margin: 0;
    white-space: nowrap;
}

.tcalc-labor-input input {
    flex: 1;
    padding: 6px 12px;
    border: 1px solid var(--tcalc-border);
    border-radius: 4px;
}

/* Visualization */
.tcalc-visualization {
    margin-top: 24px;
    background: #fff;
    border: 1px solid var(--tcalc-border);
    border-radius: 8px;
    padding: 20px;
    overflow: hidden;
    position: relative;
    min-height: 280px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: radial-gradient(circle, #fcfcfc 0%, #f1f5f9 100%);
}

#tcalc-viz-container svg {
    display: block;
    margin: 0 auto;
    filter: drop-shadow(0 20px 30px rgba(0,0,0,0.1));
}

.tcalc-viz-placeholder {
    text-align: center;
    padding: 20px;
    color: var(--tcalc-text-light);
    font-style: italic;
}

/* Advanced Settings */
.tcalc-advanced-toggle {
    margin-top: 16px;
    text-align: right;
}

#tcalc-toggle-btn {
    background: none;
    border: none;
    color: var(--tcalc-text-light);
    font-size: 0.9rem;
    cursor: pointer;
    text-decoration: underline;
}

#tcalc-toggle-btn:hover {
    color: var(--tcalc-text);
}

.tcalc-advanced-panel {
    display: none;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px dashed var(--tcalc-border);
}

.tcalc-advanced-panel.open {
    display: block;
    animation: fadeIn 0.3s ease;
}

.tcalc-advanced-panel h4 {
    margin: 0 0 16px 0;
    font-size: 1rem;
    color: var(--tcalc-text);
}

.tcalc-advanced-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
}

.tcalc-adv-item label {
    font-size: 0.85rem;
    margin-bottom: 4px;
    color: var(--tcalc-text-light);
}

.tcalc-adv-item input {
    width: 100%;
    padding: 6px 10px;
    border: 1px solid var(--tcalc-border);
    border-radius: 4px;
    font-size: 0.9rem;
}

/* Results */
.tcalc-results {
    background: var(--tcalc-bg-white);
    padding: 24px;
    border-radius: var(--tcalc-border-radius);
    border: 1px solid var(--tcalc-border);
    margin-bottom: 24px;
}

.tcalc-report-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.tcalc-report-header h3 {
    margin: 0;
    font-size: 1.2rem;
    color: var(--tcalc-primary);
}

.tcalc-area-badge {
    background: var(--tcalc-accent);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
}

.tcalc-table-responsive {
    overflow-x: auto;
}

.tcalc-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.tcalc-table th {
    background: var(--tcalc-bg);
    padding: 12px 8px;
    text-align: left;
    font-weight: 600;
    color: var(--tcalc-text);
    border-bottom: 2px solid var(--tcalc-border);
}

.tcalc-table td {
    padding: 10px 8px;
    border-bottom: 1px solid var(--tcalc-border);
}

.tcalc-text-right {
    text-align: right !important;
}

.tcalc-font-bold {
    font-weight: 600;
}

.tcalc-summary-row td {
    background: rgba(248, 250, 252, 0.5);
}

.tcalc-grand-total td {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--tcalc-primary);
    border-top: 2px solid var(--tcalc-border);
    background: rgba(30, 58, 138, 0.05);
}

.tcalc-note {
    font-size: 0.85rem;
    color: var(--tcalc-text-light);
    margin-top: 16px;
    font-style: italic;
}

.tcalc-tutorial-box {
    margin-top: 20px;
    background: #fff;
    border: 1px solid var(--tcalc-accent);
    padding: 15px;
    border-radius: 6px;
    text-align: center;
}

.tcalc-tutorial-box a {
    color: var(--tcalc-accent);
    text-decoration: none;
    font-weight: 600;
}

.tcalc-tutorial-box a:hover {
    text-decoration: underline;
}

/* Buttons */
.tcalc-actions {
    text-align: right;
}

.tcalc-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--tcalc-primary);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
}

.tcalc-btn:hover {
    background: var(--tcalc-primary-hover);
}

.tcalc-btn:active {
    transform: scale(0.98);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 600px) {
    .tcalc-dim-row {
        grid-template-columns: 1fr;
    }
    .tcalc-report-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
}

/* -------------------------------------------------------------------------
   6. ESTILOS DE IMPRESIÓN / PDF (NATIVO)
   ------------------------------------------------------------------------- */
@media print {
    /* Ocultar TODO el sitio por defecto */
    body * {
        visibility: hidden !important;
        position: static !important;
    }

    #wpadminbar, 
    header, 
    footer, 
    .sidebar, 
    aside,
    .tcalc-container { 
        display: none !important; 
    }
    
    /* Mostrar solo lo que necesitamos */
    #tcalc-report-section, 
    #tcalc-report-section *,
    #tcalc-biz-header,
    #tcalc-biz-header * {
        visibility: visible !important;
        display: block !important;
    }

    #tcalc-biz-header {
        position: fixed !important;
        top: 0;
        left: 0;
        width: 100%;
        margin-bottom: 20px;
    }

    #tcalc-report-section {
        position: absolute !important;
        top: 80px; 
        left: 0;
        width: 100%;
        padding: 0;
        box-shadow: none !important;
        border: none !important;
    }

    /* Quitar botones interactivos */
    #tcalc-btn-pdf,
    .tcalc-tutorial-box,
    .tcalc-tabs {
        display: none !important;
    }

    /* Asegurar que el SVG se vea bien */
    .tcalc-visualization {
        max-width: 100% !important;
        height: auto !important;
        margin: 20px 0 !important;
    }

    /* Colores reales en impresión */
    * {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }

    @page {
        size: letter;
        margin: 1.5cm;
    }
}