/* --- Variables based on Palette --- */
/* ISOLATION WRAPPER: All styles are nested under #roi-calculator-app to prevent theme bleeding */

#roi-calculator-app {
    --color-deep-blue: #2417B3;
    --color-gold: #FFC600;
    --color-purple: #5C0CAE;
    --color-bright-yellow: #FEEF00;
    --color-medium-blue: #463aba;
    --color-text-gray: #655B7C;
    --color-heading: #130B6D;
    --color-pale-yellow: #FFF560;
    --color-input-bg: #F7F5FD;

    /* --- SOFT RESET (Isolate from Theme) --- */
    all: initial; /* Cautionary reset - removes some inherited styles */
    display: block;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--color-text-gray);
    background-color: var(--color-input-bg);
    line-height: 1.5;
    box-sizing: border-box;
    font-size: 16px; /* Reset base font size */
    width: 100%;
    max-width: 100%;
}

/* Ensure all children inherit box-sizing */
#roi-calculator-app *,
#roi-calculator-app *::before,
#roi-calculator-app *::after {
    box-sizing: border-box;
}

/* Reset commonly styled theme elements inside our app */
#roi-calculator-app h1, 
#roi-calculator-app h2, 
#roi-calculator-app h3, 
#roi-calculator-app h4, 
#roi-calculator-app h5, 
#roi-calculator-app p, 
#roi-calculator-app ul, 
#roi-calculator-app li {
    margin: 0;
    padding: 0;
    list-style: none;
    line-height: 1.2;
    color: inherit;
    font-weight: normal;
    border: none;
}

#roi-calculator-app button {
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    padding: 0;
    margin: 0;
    line-height: inherit;
}

/* --- NEW CSS GRID TABLE (Bypasses Theme Table Styles) --- */
/* These rules apply to both the app wrapper and the PDF export wrapper */

/* 1. Main Container: Full Box Border */
#roi-calculator-app .roi-css-grid,
#pdf-export-wrapper .roi-css-grid {
    width: 100%;
    display: flex;
    flex-direction: column;
    border: 1px solid #cbd5e1; /* Full border */
}

/* Dark Mode Main Border */
.dark #roi-calculator-app .roi-css-grid {
    border-color: #334155; 
}

/* 2. Header Row: Horizontal Separator */
#roi-calculator-app .roi-grid-head,
#pdf-export-wrapper .roi-grid-head {
    display: grid;
    grid-template-columns: repeat(4, 1fr); /* FIX: Explicitly set columns */
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid #cbd5e1 !important; 
}

/* Dark Mode Header Line */
.dark #roi-calculator-app .roi-grid-head {
    border-bottom-color: #475569 !important;
}

/* 3. Body Rows: Horizontal Separators */
#roi-calculator-app .roi-grid-body > div,
#pdf-export-wrapper .roi-grid-body > div {
    display: grid;
    grid-template-columns: repeat(4, 1fr); /* FIX: Explicitly set columns */
    border-bottom: 1px solid #cbd5e1; 
}

/* Remove bottom border from the very last row (handled by container) */
#roi-calculator-app .roi-grid-body > div:last-child,
#pdf-export-wrapper .roi-grid-body > div:last-child {
    border-bottom: none;
}

/* Dark Mode Row Lines */
.dark #roi-calculator-app .roi-grid-body > div {
    border-bottom-color: #334155; 
}

/* 4. Vertical Lines (The Cells) */
#roi-calculator-app .roi-grid-head > div,
#pdf-export-wrapper .roi-grid-head > div,
#roi-calculator-app .roi-grid-body > div > div,
#pdf-export-wrapper .roi-grid-body > div > div {
    border-right: 1px solid #cbd5e1;
    border-bottom: 1px solid #cbd5e1;
}

/* Remove right border from the very last column (handled by container) */
#roi-calculator-app .roi-grid-head > div:last-child,
#pdf-export-wrapper .roi-grid-head > div:last-child,
#roi-calculator-app .roi-grid-body > div > div:last-child,
#pdf-export-wrapper .roi-grid-body > div > div:last-child {
    border-right: none;
}

/* Dark Mode Vertical Lines */
.dark #roi-calculator-app .roi-grid-head > div,
.dark #roi-calculator-app .roi-grid-body > div > div {
    border-right-color: #334155;
}

/* --- Layout Transitions --- */
#roi-calculator-app .accordion-content { 
    transition: max-height 0.4s ease-in-out, opacity 0.4s ease-in-out, padding 0.4s ease; 
    max-height: 0; 
    opacity: 0; 
    overflow: hidden;
}
#roi-calculator-app .accordion-content.active { 
    max-height: 5000px; 
    opacity: 1; 
    padding: 1.5rem; 
}

/* --- Cards (Left Column) --- */
#roi-calculator-app .section-card { 
    background-color: white;
    border-radius: 0.75rem; 
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1); 
    border: 1px solid #e2e8f0;
    margin-bottom: 1.5rem;
    overflow: hidden;
}

/* Card Headers */
#roi-calculator-app .section-header { 
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    color: white;
    user-select: none;
}

#roi-calculator-app .section-title-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

#roi-calculator-app .section-title {
    font-weight: 700;
    font-size: 1.125rem; 
}

/* Specific Header Colors */
#roi-calculator-app .bg-header-apps { background-color: var(--color-medium-blue); }
#roi-calculator-app .bg-header-costs { background-color: var(--color-purple); }
#roi-calculator-app .bg-header-staff { background-color: var(--color-deep-blue); }
#roi-calculator-app .bg-header-site { background-color: var(--color-heading); }

/* Summary Badge in Header */
#roi-calculator-app .section-summary { 
    font-size: 0.875rem;
    font-weight: 500;
    opacity: 0.8;
    display: flex;
    align-items: center;
}
#roi-calculator-app .section-summary::before {
    content: '|';
    margin: 0 0.5rem;
    opacity: 0.5;
}
#roi-calculator-app .section-card:has(.accordion-content.active) .section-summary { 
    opacity: 0; 
    pointer-events: none;
}

/* --- Form Inputs (Strongly Typed to override Theme Forms) --- */
#roi-calculator-app input[type="number"], 
#roi-calculator-app input[type="text"],
#roi-calculator-app select {
    width: 100%;
    background-color: var(--color-input-bg);
    border: 1px solid #cbd5e1;
    border-radius: 0.5rem; 
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem; 
    color: var(--color-heading);
    font-weight: 600;
    text-align: center;
    transition: all 0.2s;
    box-sizing: border-box; 
    min-height: 38px; /* Fix for themes with tiny inputs */
    line-height: normal;
    display: block;
    margin: 0;
    box-shadow: none;
}

/* Select specific styling */
#roi-calculator-app select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23655B7C' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.5rem center;
    padding-right: 2rem;
}

/* DARK MODE DEFAULT STATE (Fixes the white border issue) */
.dark #roi-calculator-app input[type="number"], 
.dark #roi-calculator-app input[type="text"],
.dark #roi-calculator-app select {
    border-color: #334155; /* Dark Slate border to blend in */
    color: white;
}

.dark #roi-calculator-app select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23cbd5e1' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
}

/* Light Mode Focus */
#roi-calculator-app input[type="number"]:focus, 
#roi-calculator-app input[type="text"]:focus,
#roi-calculator-app select:focus {
    background-color: white;
    border-color: var(--color-medium-blue);
    outline: 2px solid rgba(70, 58, 222, 0.2);
    box-shadow: none;
}

/* Dark Mode Focus */
.dark #roi-calculator-app input[type="number"]:focus, 
.dark #roi-calculator-app input[type="text"]:focus,
.dark #roi-calculator-app select:focus {
    background-color: var(--color-input-bg); 
    border-color: var(--color-medium-blue);
    color: white;
    outline: 2px solid rgba(255, 255, 255, 0.1);
}

#roi-calculator-app label {
    font-size: 0.7rem; 
    font-weight: 800;
    color: var(--color-text-gray);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: block; /* Ensure labels behave correctly */
    margin-bottom: 0.25rem;
}

/* --- Toggles & Controls --- */
#roi-calculator-app .roi-toggle-wrapper input:checked + div {
    background-color: var(--color-deep-blue) !important;
}

#roi-calculator-app .group-disabled { 
    opacity: 0.4; 
    pointer-events: none; 
    filter: grayscale(100%); 
}

/* --- Custom Slider (Cross-Browser) --- */
#roi-calculator-app input[type=range] { 
    -webkit-appearance: none; 
    -moz-appearance: none; /* Firefox */
    appearance: none;
    width: 100%; 
    background: transparent; 
    padding: 0; 
    margin: 0; 
    border: none; 
}

/* WebKit (Chrome/Safari/Edge) */
#roi-calculator-app input[type=range]::-webkit-slider-thumb { 
    -webkit-appearance: none; height: 16px; width: 16px; border-radius: 50%; 
    background: var(--color-gold); cursor: pointer; margin-top: -6px; 
    box-shadow: 0 1px 3px rgba(0,0,0,0.3); 
    border: none;
}
#roi-calculator-app input[type=range]::-webkit-slider-runnable-track { 
    width: 100%; height: 4px; cursor: pointer; 
    background: var(--color-text-gray); border-radius: 2px; opacity: 0.3; 
    border: none;
}

/* Firefox */
#roi-calculator-app input[type=range]::-moz-range-track {
    width: 100%; height: 4px; cursor: pointer; 
    background: var(--color-text-gray); border-radius: 2px; opacity: 0.3; 
    border: none;
}
#roi-calculator-app input[type=range]::-moz-range-thumb {
    height: 16px; width: 16px; border: none; border-radius: 50%; 
    background: var(--color-gold); cursor: pointer; 
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

/* --- Tooltip --- */
#roi-calculator-app .tooltip-text { 
    visibility: hidden; width: 140px; background-color: var(--color-heading); color: #fff; 
    text-align: center; border-radius: 6px; padding: 6px; position: absolute; 
    z-index: 50; bottom: 125%; left: 50%; margin-left: -70px; 
    opacity: 0; transition: opacity 0.3s; font-size: 0.75rem; 
    pointer-events: none; box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    line-height: 1.2;
}
#roi-calculator-app .tooltip-container:hover .tooltip-text { visibility: visible; opacity: 1; }

/* --- Sidebar Drawer --- */
#roi-calculator-app .drawer {
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
}
#roi-calculator-app .drawer.open {
    transform: translateX(0);
}

/* --- ADMIN BAR FIX --- */
body.admin-bar #historyDrawer {
    top: 32px !important; 
    height: calc(100% - 32px) !important; 
}

@media screen and (max-width: 782px) {
    body.admin-bar #historyDrawer {
        top: 46px !important;
        height: calc(100% - 46px) !important;
    }
}

/* --- QR Code Placeholder --- */
#roi-calculator-app #print-qr-container { display: none; }
#roi-calculator-app .print-chart-data { display: none; }

/* --- Utilities --- */
#roi-calculator-app .hidden { display: none !important; } /* Re-enforce utility */
#roi-calculator-app .resize-text { white-space: nowrap; width: 100%; display: block; overflow: hidden; text-overflow: clip; }
#roi-calculator-app .no-split { white-space: nowrap; }

/* FIX: Ensure white icons in headers/buttons stay white despite resets/overrides */
#roi-calculator-app .text-white { color: #ffffff !important; }

/* --- Chart Toggle Buttons Fix --- */
#roi-calculator-app #btn-chart-boards,
#roi-calculator-app #btn-chart-total {
    white-space: nowrap;
    font-size: 9px;
    padding: 0.375rem 0.5rem;
    min-width: fit-content;
}

@media (min-width: 640px) {
    #roi-calculator-app #btn-chart-boards,
    #roi-calculator-app #btn-chart-total {
        font-size: 10px;
        padding: 0.25rem 0.5rem;
    }
}

/* --- Currency Input Wrapper --- */
#roi-calculator-app .currency-input-wrapper {
    position: relative;
    display: block;
    width: 100%;
}

#roi-calculator-app .currency-input-wrapper input {
    padding-left: 1.75rem !important;
}

#roi-calculator-app .currency-icon {
    position: absolute;
    left: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-gray);
    font-weight: 700;
    font-size: 0.875rem;
    pointer-events: none;
    z-index: 10;
}

.dark #roi-calculator-app .currency-icon {
    color: #94a3b8;
}

/* --- PROFESSIONAL PRINT STYLES --- */
@media print {
    nav, button, #roi-calculator-app .drawer, #drawerOverlay, 
    #roi-calculator-app .roi-toggle-wrapper, 
    #roi-calculator-app .w-48, #roi-calculator-app input[type=range], 
    #roi-calculator-app #sliderLabel, #roi-calculator-app #theme-icon, 
    #roi-calculator-app .lg\:col-span-5 {
        display: none !important;
    }
}

/* --- PDF EXPORT STYLES --- */
#pdf-export-wrapper {
    position: fixed;
    top: -10000px;
    left: -10000px;
    width: 850px; 
    z-index: -1;
    background: white;
}

#pdf-export-wrapper .pdf-page {
    padding: 40px;
    background: white;
    font-family: 'Inter', sans-serif;
    color: #1e293b;
    width: 100%;
    box-sizing: border-box;
}

#pdf-export-wrapper .pdf-header {
    border-bottom: 2px solid #2417B3;
    padding-bottom: 10px;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}
#pdf-export-wrapper .pdf-header h1 { font-size: 24px; font-weight: 900; margin: 0; color: #130B6D; }
#pdf-export-wrapper .pdf-header p { font-size: 12px; margin: 0; color: #655B7C; }

#pdf-export-wrapper .pdf-grid-2x2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    width: 100%;
}

#pdf-export-wrapper .pdf-card {
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    padding: 15px;
    background: white;
    overflow: visible; 
}

#pdf-export-wrapper .pdf-card h3 {
    font-size: 14px;
    font-weight: 800;
    text-transform: uppercase;
    color: #655B7C;
    margin-bottom: 10px;
    border-bottom: 1px solid #f1f5f9;
    padding-bottom: 5px;
    margin-top: 0;
}

#pdf-export-wrapper .pdf-stat-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    white-space: nowrap; 
}
#pdf-export-wrapper .pdf-stat-row span { 
    font-size: 18px; 
    font-weight: 800; 
    display: block; 
    line-height: 1.1; 
    color: #130B6D;
    white-space: nowrap;
}
#pdf-export-wrapper .pdf-stat-row small { font-size: 10px; text-transform: uppercase; font-weight: 700; color: #655B7C; }

#pdf-export-wrapper .pdf-chart-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    height: auto;
    min-height: 300px;
    padding-bottom: 15px;
}

#pdf-export-wrapper .pdf-chart-card h4 { 
    font-size: 12px; 
    font-weight: bold; 
    text-align: center; 
    margin-bottom: 5px; 
    color: #130B6D; 
    width: 100%;
}

#pdf-export-wrapper .pdf-chart-card img {
    width: 100%;
    height: 180px; 
    object-fit: contain;
    margin-bottom: 10px;
    display: block;
}

#pdf-export-wrapper .pdf-mini-table {
    width: 90%;
    font-size: 10px;
    border-top: 1px dashed #e2e8f0;
    margin-top: 5px;
}
#pdf-export-wrapper .pdf-mini-table td {
    padding: 3px 0;
    color: #334155;
}

/* PDF Table Container adjusted to support grid */
#pdf-export-wrapper .pdf-table-container { margin-top: 20px; }

#pdf-export-wrapper .pdf-footer {
    margin-top: 30px;
    border-top: 2px solid #2417B3;
    padding-top: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
#pdf-export-wrapper .pdf-disclaimer { font-size: 9px; color: #64748b; max-width: 70%; line-height: 1.4; }
#pdf-export-wrapper .pdf-qr { display: flex; align-items: center; gap: 10px; }
#pdf-export-wrapper .pdf-qr img { width: 60px; height: 60px; display: block; }
#pdf-export-wrapper .pdf-qr span { font-size: 9px; font-weight: bold; color: #2417B3; }

/* --- MATH BLOCK STYLING (NEW) --- */
#roi-calculator-app .math-block {
    background: white;
    border: 1px solid #e2e8f0;
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 10px;
    font-family: 'Menlo', 'Monaco', 'Courier New', monospace;
    white-space: pre-wrap; /* Allows wrapping on small screens */
    line-height: 1.6;
}

.dark #roi-calculator-app .math-block {
    background: #1e293b;
    border-color: #334155;
    color: #cbd5e1;
}

#roi-calculator-app .math-label {
    display: block;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--color-deep-blue);
    margin-bottom: 4px;
    font-family: 'Inter', sans-serif; /* Reset font for header */
}

.dark #roi-calculator-app .math-label {
    color: #93c5fd;
}

#roi-calculator-app .math-var {
    color: var(--color-purple);
    font-weight: bold;
}
.dark #roi-calculator-app .math-var { color: #c084fc; }

#roi-calculator-app .math-result {
    color: var(--color-gold);
    font-weight: bold;
}