/* Custom Styling for dynamic Marksheet Generator */

/* Core variables for colors and themes */
:root {
    --primary-navy: #0f172a;
    --primary-blue: #2563eb;
    --light-bg: #f8fafc;
    --success-green: #10b981;
    --danger-red: #ef4444;
    --warning-gold: #f59e0b;
    --border-color: #e2e8f0;
    --navy-gradient: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --card-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.05), 0 2px 4px -2px rgb(0 0 0 / 0.05);
    --card-shadow-hover: 0 10px 15px -3px rgb(0 0 0 / 0.08), 0 4px 6px -4px rgb(0 0 0 / 0.08);
}

/* Typography styles */
body {
    font-family: 'Inter', sans-serif;
    color: #334155;
    background-color: var(--light-bg);
}

.outfit-font {
    font-family: 'Outfit', sans-serif;
}

.bg-gradient-navy {
    background: var(--navy-gradient) !important;
}

/* Custom stats cards and layouts */
.card-hover {
    transition: all 0.25s ease-in-out;
}
.card-hover:hover {
    transform: translateY(-4px);
    box-shadow: var(--card-shadow-hover) !important;
}

.icon-circle {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.max-width-250 {
    max-width: 250px;
}
.max-width-150 {
    max-width: 150px;
}

.letter-spacing-1 {
    letter-spacing: 1px;
}

/* Animation utilities */
@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}
.animate-bounce {
    animation: bounce 2s infinite ease-in-out;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.85; transform: scale(1.03); }
}
.animate-pulse {
    animation: pulse 2.5s infinite ease-in-out;
}

/* Drag & Drop File upload design */
.excel-drop-zone {
    border: 2px dashed #cbd5e1;
    background-color: #f8fafc;
    transition: all 0.2s ease-in-out;
}
.excel-drop-zone.dragover {
    border-color: var(--success-green);
    background-color: rgba(16, 185, 129, 0.05);
}
.excel-drop-zone:hover {
    border-color: var(--primary-blue);
}

/* Editable Data Grid (Table) design */
.grid-table {
    border-collapse: collapse;
}

.grid-table thead th {
    font-weight: 600;
    border-bottom: 2px solid var(--border-color);
}

/* Light column accent colors for totals */
.bg-light-blue {
    background-color: rgba(37, 99, 235, 0.04) !important;
}
.bg-light-green {
    background-color: rgba(16, 185, 129, 0.05) !important;
}

/* Seamless editable cells styling */
.grid-table tbody tr {
    transition: background-color 0.15s ease-in-out;
}
.grid-table tbody tr:hover {
    background-color: #f1f5f9 !important;
}

.cell-input {
    width: 100%;
    border: none;
    background: transparent;
    text-align: center;
    padding: 6px 4px;
    font-size: 0.9rem;
    color: #334155;
    border-radius: 4px;
    transition: all 0.15s ease;
}

.cell-input:focus {
    outline: 2px solid var(--primary-blue);
    background-color: #ffffff;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.name-cell-input {
    text-align: left;
    font-weight: 500;
}

.roll-cell-input {
    font-weight: 600;
}

.calculated-cell {
    font-weight: 600;
}

.fail-score {
    color: var(--danger-red);
    font-weight: 700;
}

.pass-score {
    color: var(--success-green);
}

/* Row Action button styling */
.delete-row-btn {
    opacity: 0.4;
    transition: all 0.15s ease;
}
.grid-table tr:hover .delete-row-btn {
    opacity: 1;
}

/* Custom Scrollbar for responsiveness */
.table-responsive::-webkit-scrollbar {
    height: 8px;
}
.table-responsive::-webkit-scrollbar-track {
    background: #f1f5f9;
}
.table-responsive::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
.table-responsive::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

.border-dashed {
    border-style: dashed !important;
}

/* ==========================================================================
   PRINT LAYOUT - MEDIA STYLES
   ========================================================================== */
@media print {
    /* Set page margins to 0 to bypass browser margin defaults */
    @page {
        margin: 0;
        size: A4 portrait;
    }
    
    body {
        margin: 0;
        padding: 0;
        background-color: #ffffff !important;
        color: #000000 !important;
        font-size: 11pt;
    }

    /* Print wrapper page break */
    .print-page {
        page-break-after: always;
        break-after: page;
    }

    /* Enforce exact A4 printable boundaries with custom margins controlled via padding */
    .print-card-page {
        page-break-after: always;
        break-after: page;
        page-break-inside: avoid;
        break-inside: avoid;
        box-sizing: border-box;
        height: 282mm; /* Leave safe margin for browser headers/footers to prevent blank pages */
        width: 210mm;  /* A4 width */
        padding: 10mm; 
        margin: 0 auto;
        position: relative;
    }

    .print-card-page:last-child {
        page-break-after: avoid;
        break-after: avoid;
    }
    
    /* Double border layout for premium report cards */
    .card-border-outer {
        border: 4px double #000000;
        padding: 8mm;
        height: 100%;
        width: 100%;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        box-sizing: border-box;
    }

    /* Force tables inside print to render correctly */
    .print-table {
        width: 100%;
        border-collapse: collapse;
        margin-top: 15px;
        margin-bottom: 15px;
    }

    .print-table th, .print-table td {
        border: 1px solid #000000 !important;
        padding: 8px;
        font-size: 10pt;
        text-align: center;
    }

    .print-table th {
        background-color: #f1f5f9 !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
        font-weight: bold;
    }

    .print-table td.text-start {
        text-align: left;
    }

    /* School title branding block in print */
    .print-school-name {
        font-family: 'Outfit', 'Georgia', serif;
        font-size: 24pt !important;
        font-weight: 800;
        text-transform: uppercase;
        letter-spacing: 1px;
    }

    .print-exam-name {
        font-size: 14pt !important;
        font-weight: bold;
        color: #000;
    }

    .print-session {
        font-size: 11pt;
        font-style: italic;
    }

    /* Student details section grid */
    .student-info-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
        margin-top: 20px;
        margin-bottom: 25px;
        font-size: 11pt;
    }

    .student-info-item {
        margin-bottom: 5px;
    }

    .info-label {
        font-weight: bold;
        display: inline-block;
        width: 120px;
    }

    /* Print signatures layout */
    .print-footer-signatures {
        display: flex;
        justify-content: space-between;
        margin-top: auto;
        padding-top: 40px;
    }

    .sig-line {
        border-top: 1.5px solid #000000;
        width: 150px;
        text-align: center;
        padding-top: 5px;
        font-weight: bold;
        font-size: 9.5pt;
    }

    /* Multi-color print theme styles */
    .print-color-theme .card-border-outer {
        border-color: #1e3a8a !important;
        border: 4px double #1e3a8a !important;
    }
    
    .print-color-theme .print-school-name {
        color: #1e3a8a !important;
    }

    .print-color-theme .print-exam-name {
        color: #b45309 !important;
    }

    .print-color-theme .print-table th {
        background-color: #dbeafe !important;
        color: #1e3a8a !important;
        border-color: #1e3a8a !important;
    }

    .print-color-theme .print-table td {
        border-color: #93c5fd !important;
    }

    .print-color-theme .print-table tr:last-child {
        background-color: #eff6ff !important;
        color: #1e3a8a !important;
    }

    .print-color-theme .print-table tr:last-child td {
        border-color: #1e3a8a !important;
    }

    .print-color-theme .info-label {
        color: #1e3a8a !important;
    }
}

/* Screen multi-color theme preview styles */
.print-color-theme.card-border-outer {
    border-color: #1e3a8a !important;
    background-color: #f8fafc !important;
}

.print-color-theme.card-border-outer .print-school-name {
    color: #1e3a8a !important;
}

.print-color-theme.card-border-outer .print-exam-name {
    color: #b45309 !important;
}

.print-color-theme.card-border-outer label {
    color: #475569 !important;
}

.print-color-theme.card-border-outer table thead {
    background-color: #eff6ff !important;
    color: #1e3a8a !important;
}

.print-color-theme.card-border-outer .table-info {
    background-color: #dbeafe !important;
    color: #1e3a8a !important;
}

/* ==========================================================================
   MOBILE & TABLET RESPONSIVENESS OVERRIDES
   ========================================================================== */
@media (max-width: 768px) {
    /* Reduce body container spacing */
    .container-fluid {
        padding-left: 10px !important;
        padding-right: 10px !important;
    }
    
    .py-4 {
        padding-top: 1.5rem !important;
        padding-bottom: 1.5rem !important;
    }

    /* Make cards fit mobile screens nicely */
    .card {
        margin-bottom: 15px;
    }
    
    .card-body {
        padding: 15px !important;
    }

    /* Prevent auto-zooming on input focus on iOS devices */
    .cell-input {
        font-size: 16px !important; 
        padding: 4px 6px !important;
    }

    /* Reduce table cell spacing on mobile for density */
    .grid-table th, .grid-table td {
        padding: 8px 4px !important;
    }

    /* Scrollable table indicator for mobile users */
    .table-responsive {
        border: 1px solid #e2e8f0;
        border-radius: 6px;
        position: relative;
    }
    
    /* Display a subtle swipe notice at the bottom of the table on mobile */
    .table-responsive::after {
        content: "Swipe Left/Right to View All Columns ↔";
        display: block;
        text-align: center;
        font-size: 11px;
        color: #64748b;
        padding: 6px;
        background-color: #f8fafc;
        border-top: 1px solid #e2e8f0;
        font-weight: 500;
    }

    /* Fix stats card alignments on mobile */
    .col-6.col-md-3 {
        width: 50% !important;
        margin-bottom: 12px;
    }

    /* Searched card editor padding reduction on screens < 576px */
    .card-border-outer {
        padding: 12px !important;
    }
    
    /* Make buttons and actions stack nicely on mobile */
    .row.g-2 > div {
        width: 100% !important;
    }
    
    .btn {
        padding-top: 10px !important;
        padding-bottom: 10px !important;
    }
}