/* --- 1. THEME VARIABLES --- */
#elpxx_calculator_wrapper {
    --primary: #0B1F51;      /* Navy Blue */
    --text: #2B3445;         /* Dark Grey */
    --accent: #0B1F51;       
    --accent-hover: #1e3a8a; 
    --bg: #F1F5F9;
    --border: #CBD5E1;
    --card: #FFFFFF;
    --success: #10B981;
    --error: #EF4444;
    --radius: 8px;
}

/* --- 2. RESET & BASE --- */
#elpxx_calculator_wrapper * { box-sizing: border-box; margin: 0; padding: 0; }

#elpxx_calculator_wrapper { 
    font-family: 'Inter', sans-serif; 
    background: var(--bg); 
    color: var(--text); 
    line-height: 1.5; 
    padding: 20px;
    -webkit-font-smoothing: antialiased;
}

/* --- 3. LAYOUT CONTAINER --- */
#elpxx_calculator_wrapper .elpxx_calculator-container { 
    max-width: 1280px; 
    margin: 0 auto; 
    background: var(--card); 
    border-radius: 12px; 
    box-shadow: 0 10px 25px rgba(0,0,0,0.05); 
    border: 1px solid var(--border); 
    overflow: hidden; 
    display: flex;
    flex-direction: column;
}

#elpxx_calculator_wrapper .elpxx_calculator-grid { 
    display: grid; 
    grid-template-columns: 1fr 1.3fr; /* Inputs | Preview */
    min-height: 850px;
}

/* --- 4. SCROLLBAR STYLING (Simple & Clean) --- */
#elpxx_calculator_wrapper .elpxx_input-section::-webkit-scrollbar,
#elpxx_calculator_wrapper .elpxx_results-section::-webkit-scrollbar {
    width: 6px;
}
#elpxx_calculator_wrapper .elpxx_input-section::-webkit-scrollbar-track,
#elpxx_calculator_wrapper .elpxx_results-section::-webkit-scrollbar-track {
    background: transparent;
}
#elpxx_calculator_wrapper .elpxx_input-section::-webkit-scrollbar-thumb,
#elpxx_calculator_wrapper .elpxx_results-section::-webkit-scrollbar-thumb {
    background: #CBD5E1;
    border-radius: 4px;
}
#elpxx_calculator_wrapper .elpxx_input-section::-webkit-scrollbar-thumb:hover,
#elpxx_calculator_wrapper .elpxx_results-section::-webkit-scrollbar-thumb:hover {
    background: #94A3B8;
}
#elpxx_calculator_wrapper .elpxx_input-section,
#elpxx_calculator_wrapper .elpxx_results-section {
    scrollbar-width: thin;
    scrollbar-color: #CBD5E1 transparent;
}

/* --- INPUT SECTION (Left) --- */
#elpxx_calculator_wrapper .elpxx_input-section { 
    padding: 30px; 
    background: #ffffff; 
    border-right: 1px solid var(--border); 
    display: flex; 
    flex-direction: column;
    overflow-y: auto;
    max-height: 100vh;
}

#elpxx_calculator_wrapper .elpxx_section-title { 
    color: var(--primary); 
    font-size: 1.2rem; 
    font-weight: 800; 
    margin-bottom: 20px; 
    padding-bottom: 10px; 
    border-bottom: 2px solid var(--border);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Input Fields Styling */
#elpxx_calculator_wrapper .elpxx_input-group { margin-bottom: 16px; position: relative; }

#elpxx_calculator_wrapper .elpxx_input-group label { 
    display: block;
    margin-bottom: 6px; 
    font-weight: 600; 
    color: var(--text); 
    font-size: 0.85rem;
    text-transform: uppercase;
}

#elpxx_calculator_wrapper .elpxx_input-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

#elpxx_calculator_wrapper .elpxx_input-field {
    width: 100%; 
    padding: 10px 12px; 
    border: 1px solid var(--border); 
    border-radius: var(--radius); 
    font-size: 14px; 
    background: #F8FAFC; 
    color: var(--primary); 
    font-weight: 500;
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}

#elpxx_calculator_wrapper textarea.elpxx_input-field {
    resize: vertical;
    min-height: 60px;
}

#elpxx_calculator_wrapper .elpxx_input-field:focus { 
    outline: none; 
    border-color: var(--primary); 
    background: white;
    box-shadow: 0 0 0 3px rgba(11, 31, 81, 0.1); 
}

#elpxx_calculator_wrapper .elpxx_helper-text {
    font-size: 0.75rem;
    color: #64748B;
    margin-top: 4px;
    font-style: italic;
}

#elpxx_calculator_wrapper .elpxx_checkbox-group {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
    padding: 5px;
    background: #f1f5f9;
    border-radius: 4px;
}
#elpxx_calculator_wrapper .elpxx_checkbox-group input { width: auto; cursor: pointer; }

/* Error States */
#elpxx_calculator_wrapper .elpxx_input-group.elpxx_error .elpxx_input-field {
    border-color: var(--error);
    background-color: #FEF2F2;
}
#elpxx_calculator_wrapper .elpxx_error-msg {
    color: var(--error);
    font-size: 11px;
    margin-top: 4px;
    font-weight: 600;
    display: none;
}
#elpxx_calculator_wrapper .elpxx_input-group.elpxx_error .elpxx_error-msg { display: block; }

/* Buttons */
#elpxx_calculator_wrapper .elpxx_btn-primary {
    background: var(--primary);
    color: white;
    border: none;
    padding: 14px;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 700;
    text-transform: uppercase;
    cursor: pointer;
    width: 100%;
    transition: all 0.2s;
    text-align: center;
    margin-top: 15px;
}
#elpxx_calculator_wrapper .elpxx_btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); }

#elpxx_calculator_wrapper .elpxx_btn-print { background: var(--success); margin-top: 10px; display: block; }
#elpxx_calculator_wrapper .elpxx_btn-print:hover { background: #059669; }

#elpxx_calculator_wrapper .elpxx_btn-reset {
    background: transparent;
    color: #64748B;
    border: 1px solid var(--border);
    padding: 10px;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    margin-top: 10px;
    font-size: 13px;
}
#elpxx_calculator_wrapper .elpxx_btn-reset:hover { background: #F1F5F9; color: var(--text); }

#elpxx_calculator_wrapper .elpxx_print-warning {
    color: #d97706; /* Amber color */
    font-size: 12px;
    text-align: center;
    margin-top: 20px;
    margin-bottom: 5px;
    font-weight: 600;
    display: none; 
}

/* --- RESULT SECTION (Right) --- */
#elpxx_calculator_wrapper .elpxx_results-section { 
    padding: 30px; 
    background: #F8FAFC; 
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    max-height: 100vh;
}

#elpxx_calculator_wrapper .elpxx_results-placeholder {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    height: 100%;
    color: #94A3B8;
}
#elpxx_calculator_wrapper .elpxx_results-placeholder svg { width: 50px; height: 50px; margin-bottom: 15px; opacity: 0.5; }

/* --- PERFORMA PREVIEW (A4 Simulation) --- */
#elpxx_calculator_wrapper .elpxx_performa-preview-container {
    background: white;
    padding: 40px; 
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    display: block; 
    font-family: "Times New Roman", serif;
    color: #000;
    border: 1px solid #ddd;
    width: 100%;
    max-width: 210mm; /* A4 Width */
    margin: 0 auto;
}

/* --- ANNEXURE-1 TABLE STYLES --- */
#elpxx_calculator_wrapper .elpxx_annexure-header {
    text-align: center;
    margin-bottom: 25px;
    line-height: 1.4;
}
#elpxx_calculator_wrapper .elpxx_annexure-header h3 { font-size: 16pt; font-weight: bold; text-decoration: underline; margin-bottom: 5px; }
#elpxx_calculator_wrapper .elpxx_annexure-header p { font-size: 11pt; }

#elpxx_calculator_wrapper .elpxx_table-responsive {
    width: 100%;
    overflow-x: auto;
}

#elpxx_calculator_wrapper .elpxx_performa-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 11pt;
    line-height: 1.3;
}

#elpxx_calculator_wrapper .elpxx_performa-table td {
    border: 1px solid #000;
    padding: 6px 8px;
    vertical-align: top;
}

#elpxx_calculator_wrapper .elpxx_col-sr { width: 5%; text-align: center; }
#elpxx_calculator_wrapper .elpxx_col-label { width: 38%; font-weight: normal; }
#elpxx_calculator_wrapper .elpxx_col-val { width: 57%; font-weight: bold; text-transform: capitalize; }

#elpxx_calculator_wrapper .elpxx_signature-block {
    margin-top: 40px;
    display: flex;
    justify-content: flex-end;
}

#elpxx_calculator_wrapper .elpxx_recommendation { margin-top: 25px; }

/* Office Use Section */
#elpxx_calculator_wrapper .elpxx_office-use {
    margin-top: 30px;
    border-top: 2px dashed #999;
    padding-top: 20px;
    background-color: #fafafa;
    padding: 20px;
}

#elpxx_calculator_wrapper .elpxx_dotted-line {
    border-bottom: 1px dotted #000;
    display: inline-block;
    min-width: 80px;
    text-align: center;
    font-weight: bold;
    height: 16px;
}

#elpxx_calculator_wrapper .elpxx_legal-disclaimer {
    margin-top: 20px;
    font-size: 10px;
    color: #64748B;
    text-align: center;
    border-top: 1px dashed var(--border);
    padding-top: 5px;
}

/* --- 9. MOBILE RESPONSIVE --- */
@media (max-width: 900px) {
    #elpxx_calculator_wrapper body { padding: 10px; }
    #elpxx_calculator_wrapper .elpxx_calculator-container { border-radius: 0; box-shadow: none; border: none; }
    #elpxx_calculator_wrapper .elpxx_calculator-grid { grid-template-columns: 1fr; display: block; }
    
    #elpxx_calculator_wrapper .elpxx_input-section { 
        padding: 20px; 
        border-right: none; 
        border-bottom: 1px solid var(--border);
        max-height: none; 
    }
    
    #elpxx_calculator_wrapper .elpxx_input-row { grid-template-columns: 1fr; gap: 0; }
    
    #elpxx_calculator_wrapper .elpxx_results-section { 
        padding: 20px; 
        max-height: none; 
    }

    #elpxx_calculator_wrapper .elpxx_performa-preview-container { padding: 20px; width: 100%; }
    #elpxx_calculator_wrapper .elpxx_performa-table { font-size: 10pt; } 
    
    #elpxx_calculator_wrapper .elpxx_office-use { margin-top: 20px; padding: 15px; }
    #elpxx_calculator_wrapper .elpxx_table-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; }
}

/* --- 10. STRICT PRINT ISOLATION (Fixes Header/Footer & Blank Pages) --- */
@media print {
    /* Set page margins to 0 to remove browser URLs and Timestamps */
    @page {
        size: A4;
        margin: 0mm;
    }

    /* Hide EVERYTHING on the entire website by default */
    body * {
        visibility: hidden !important;
    }

    /* Bring back ONLY our calculator wrapper and its children */
    #elpxx_calculator_wrapper, 
    #elpxx_calculator_wrapper * {
        visibility: visible !important;
    }

    /* Force the wrapper to the absolute top-left so it ignores hidden site headers */
    #elpxx_calculator_wrapper {
        position: absolute !important;
        left: 0 !important;
        top: 0 !important;
        width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
        background: white !important;
    }

    /* completely remove the structural containers so they don't force page heights */
    #elpxx_calculator_wrapper .elpxx_calculator-container,
    #elpxx_calculator_wrapper .elpxx_calculator-grid,
    #elpxx_calculator_wrapper .elpxx_results-section {
        display: block !important;
        padding: 0 !important;
        margin: 0 !important;
        border: none !important;
        box-shadow: none !important;
        overflow: visible !important;
        height: auto !important;
        min-height: 0 !important;
    }

    /* Hide the form inputs and buttons so they don't take up space */
    #elpxx_calculator_wrapper .elpxx_input-section, 
    #elpxx_calculator_wrapper .elpxx_section-title, 
    #elpxx_calculator_wrapper .elpxx_results-placeholder, 
    #elpxx_calculator_wrapper .elpxx_print-warning,
    #elpxx_calculator_wrapper .elpxx_btn-primary, 
    #elpxx_calculator_wrapper .elpxx_btn-print,
    #elpxx_calculator_wrapper .elpxx_btn-reset,
    #elpxx_calculator_wrapper .elpxx_legal-disclaimer {
        display: none !important;
    }

    /* --- PAGE 1: PREVIEW CONTAINER --- */
    #elpxx_calculator_wrapper .elpxx_performa-preview-container {
        display: block !important;
        width: 100% !important;
        max-width: 210mm !important;
        margin: 0 auto !important;
        padding: 15mm 20mm !important; /* Balanced A4 margins */
        box-sizing: border-box !important;
        border: none !important;
        box-shadow: none !important;
        position: static !important; 
    }

    /* Ensure text is black */
    #elpxx_calculator_wrapper .elpxx_performa-preview-container * {
        color: #000 !important;
    }

    #elpxx_calculator_wrapper .elpxx_performa-table {
        font-size: 11pt !important;
        line-height: 1.35 !important;
    }
    
    #elpxx_calculator_wrapper .elpxx_performa-table td {
        padding: 5px 8px !important;
    }

    /* --- PAGE 2: OFFICE USE SECTION --- */
    #elpxx_calculator_wrapper .elpxx_office-use {
        display: block !important;
        background: transparent !important;
        border-top: none !important;
        margin-top: 0 !important;
        padding-top: 20mm !important; 
        
        /* STRICTLY FORCE PAGE BREAK EXACTLY HERE */
        page-break-before: always !important;
        break-before: page !important;
        
        /* Prevent massive margins pushing it to a 3rd page */
        margin-bottom: 0 !important;
        padding-bottom: 0 !important;
    }
}