/**
 * EPF Retirement Fund Calculator
 * Purpose: Modern CSS styling for EPF calculator with impressive UI/UX
 * Features:
 * - Responsive design with modern card layouts
 * - Smooth animations and transitions
 * - Interactive sliders and form elements
 * - Professional color scheme and typography
 * - Mobile-first responsive design
 * @version 1.0
 * @package EPFCalculator
 */

/* CSS Variables for consistent theming */
:root {
    /* Primary Colors */
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    
    /* Secondary Colors */
    --secondary-color: #64748b;
    --secondary-light: #94a3b8;
    
    /* Accent Colors */
    --accent-color: #10b981;
    --accent-dark: #059669;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    
    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    /* Prevent text size adjustment on mobile */
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    color: var(--gray-700);
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
    min-height: 100vh;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

/* Header Styles */
.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: var(--spacing-12) 0;
    margin-bottom: var(--spacing-8);
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="white" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="white" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.header-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-4);
}

.logo i {
    font-size: var(--font-size-4xl);
    color: var(--accent-color);
}

.logo h1 {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    letter-spacing: -0.025em;
}

.subtitle {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    font-weight: 400;
}

/* Main Content */
.main-content {
    display: grid;
    gap: var(--spacing-8);
    margin-bottom: var(--spacing-12);
}

/* Card Styles */
.card {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.06);
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--gray-200);
    position: relative;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.card:hover {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.12), 0 10px 10px -5px rgba(0, 0, 0, 0.08);
    transform: translateY(-4px);
    border-color: var(--primary-color);
}

.card:hover::before {
    opacity: 1;
}

.card-header {
    padding: var(--spacing-6) var(--spacing-6) var(--spacing-4);
    border-bottom: 1px solid var(--gray-200);
    background: linear-gradient(135deg, rgba(248, 250, 252, 0.8) 0%, var(--white) 100%);
    backdrop-filter: blur(10px);
}

.card-header h2 {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: var(--spacing-2);
}

.card-header h2 i {
    color: var(--primary-color);
}

.card-header p {
    color: var(--gray-600);
    font-size: var(--font-size-sm);
}

/* Form Styles */
.form {
    padding: var(--spacing-6);
}

.form-section {
    margin-bottom: var(--spacing-8);
    padding: var(--spacing-6);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), var(--gray-50));
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.04);
}

.form-section:hover {
    background: var(--white);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
    border-color: var(--primary-color);
}

.section-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: var(--spacing-4);
    padding-bottom: var(--spacing-2);
    border-bottom: 2px solid var(--primary-color);
}

.section-title i {
    color: var(--primary-color);
    font-size: var(--font-size-xl);
}

/* Withdrawal Mode Selector */
.withdrawal-mode-selector {
    margin-bottom: var(--spacing-6);
    padding: var(--spacing-5);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05), rgba(16, 185, 129, 0.05));
    border-radius: var(--radius-lg);
    border: 2px solid var(--gray-200);
}

.mode-selector-label {
    display: block;
    margin-bottom: var(--spacing-4);
    font-size: var(--font-size-base);
    color: var(--gray-700);
}

.mode-radio-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.mode-radio {
    display: block;
    cursor: pointer;
    position: relative;
}

.mode-radio input[type="radio"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    padding: var(--spacing-4) var(--spacing-5);
    background: var(--white);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
    cursor: pointer;
}

.mode-radio input[type="radio"]:checked + .radio-label {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(16, 185, 129, 0.1));
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.15);
    transform: translateX(4px);
}

.mode-radio input[type="radio"]:checked + .radio-label i {
    color: var(--primary-color);
    transform: scale(1.1);
}

.radio-label i {
    font-size: var(--font-size-2xl);
    color: var(--gray-500);
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.radio-label strong {
    display: block;
    color: var(--gray-800);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-1);
}

.radio-label small {
    display: block;
    color: var(--gray-600);
    font-size: var(--font-size-sm);
    line-height: 1.4;
}

.mode-radio:hover .radio-label {
    border-color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.1);
}

.withdrawal-mode-content {
    margin-top: var(--spacing-4);
    animation: fadeIn 0.3s ease;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-6);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

/* Disabled Form Fields */
.field-disabled,
input:disabled,
select:disabled,
input[type="range"]:disabled,
input[type="radio"]:disabled,
button:disabled.field-disabled,
span.field-disabled {
    opacity: 0.6;
    cursor: not-allowed !important;
    background-color: var(--gray-100) !important;
    color: var(--gray-500) !important;
    pointer-events: none;
}

input[type="range"]:disabled {
    background: var(--gray-300) !important;
}

input[type="range"]:disabled::-webkit-slider-thumb {
    background: var(--gray-400) !important;
    cursor: not-allowed !important;
}

input[type="range"]:disabled::-moz-range-thumb {
    background: var(--gray-400) !important;
    cursor: not-allowed !important;
}

button:disabled.field-disabled {
    opacity: 0.5;
    cursor: not-allowed !important;
    transform: none !important;
}

button:disabled.field-disabled:hover {
    transform: none !important;
    box-shadow: none !important;
}

/* Form Locked State */
.form-locked {
    position: relative;
}

.form-locked::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(248, 250, 252, 0.7);
    border-radius: var(--radius-lg);
    z-index: 1;
    pointer-events: none;
}

.form-locked .card-header h2::after {
    content: ' 🔒 Form Locked';
    display: inline-block;
    margin-left: var(--spacing-2);
    padding: var(--spacing-1) var(--spacing-2);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(16, 185, 129, 0.1));
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    color: var(--gray-700);
    font-weight: 600;
    border: 1px solid var(--primary-color);
    animation: pulse 2s ease-in-out infinite;
}

.form-locked .card-header::after {
    content: '📌 All fields are locked. Click "Start Over" button to clear and make changes.';
    display: block;
    margin-top: var(--spacing-3);
    padding: var(--spacing-2) var(--spacing-4);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(16, 185, 129, 0.08));
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    color: var(--gray-700);
    font-weight: 500;
    border-left: 4px solid var(--primary-color);
    text-align: center;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}

.form-group label {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-weight: 600;
    color: var(--gray-700);
    font-size: var(--font-size-sm);
}

.form-group label i {
    color: var(--primary-color);
    width: 16px;
}

.form-group input[type="number"] {
    padding: var(--spacing-3) var(--spacing-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    transition: var(--transition-fast);
    background: var(--white);
}

.form-group input[type="number"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(37 99 235 / 0.1);
}

.form-group select {
    padding: var(--spacing-3) var(--spacing-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    transition: var(--transition-fast);
    background: var(--white);
    cursor: pointer;
}

.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(37 99 235 / 0.1);
}

/* Advanced Contribution Styles */
.contribution-group {
    margin-bottom: var(--spacing-6);
    padding: var(--spacing-4);
    background: var(--white);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-200);
}

.subsection-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--spacing-2);
}

.subsection-title i {
    color: var(--accent-color);
}

.subsection-description {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    margin-bottom: var(--spacing-4);
    font-style: italic;
}

.contribution-list {
    margin-bottom: var(--spacing-4);
}

.contribution-entry {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr auto;
    gap: var(--spacing-3);
    align-items: end;
    padding: var(--spacing-3);
    background: var(--gray-50);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-2);
    border: 1px solid var(--gray-200);
    transition: var(--transition-fast);
}

.contribution-entry:hover {
    background: var(--white);
    box-shadow: var(--shadow-sm);
}

.contribution-entry .form-group {
    margin-bottom: 0;
}

.contribution-entry label {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--gray-600);
    margin-bottom: var(--spacing-1);
}

.contribution-entry input,
.contribution-entry select {
    padding: var(--spacing-2) var(--spacing-3);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    transition: var(--transition-fast);
}

.contribution-entry input:focus,
.contribution-entry select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgb(37 99 235 / 0.1);
}

.remove-contribution-btn {
    background: var(--error-color);
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    padding: var(--spacing-2);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
}

.remove-contribution-btn:hover {
    background: #dc2626;
    transform: scale(1.05);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--white);
}

.input-hint {
    font-size: var(--font-size-xs);
    color: var(--gray-500);
    font-style: italic;
}

/* Slider Styles */
.slider-container {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.slider-container input[type="range"] {
    flex: 1;
    height: 8px;
    border-radius: var(--radius-sm);
    background: var(--gray-200);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

.slider-container input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: var(--transition-fast);
}

.slider-container input[type="range"]::-webkit-slider-thumb:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
}

.slider-container input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: none;
    box-shadow: var(--shadow-md);
}

/* Readonly slider styling */
.slider-container input[type="range"][readonly] {
    background: var(--gray-200);
    cursor: not-allowed;
}

.slider-container input[type="range"][readonly]::-webkit-slider-thumb {
    background: var(--gray-500);
    cursor: not-allowed;
}

.slider-container input[type="range"][readonly]::-moz-range-thumb {
    background: var(--gray-500);
    cursor: not-allowed;
}

.slider-value {
    min-width: 80px;
    padding: var(--spacing-2) var(--spacing-3);
    background: var(--primary-color);
    color: var(--white);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-align: center;
    transition: var(--transition-fast);
}

.calculated-value {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.calculated-value span {
    flex: 1;
    padding: var(--spacing-2) var(--spacing-3);
    background: var(--gray-100);
    color: var(--gray-700);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-align: center;
    display: inline-block;
    min-width: 80px;
    transition: var(--transition-fast);
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-6);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: var(--transition-normal);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.4);
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
}

.btn-secondary {
    background: var(--white);
    color: var(--gray-700);
    border: 2px solid var(--gray-300);
}

.btn-secondary:hover {
    background: var(--gray-50);
    border-color: var(--gray-400);
}

.btn-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.btn-success:hover {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.4);
}

/* Ensure calculate button is green */
#calculateBtn.btn-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%) !important;
}

/* Flashing animation for reset button */
.btn-flashing {
    animation: flashButton 1.5s ease-in-out infinite;
}

@keyframes flashButton {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.05);
    }
}

.btn-small {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-sm);
}

.form-actions {
    display: flex;
    gap: var(--spacing-4);
    justify-content: center;
    padding-top: var(--spacing-6);
    border-top: 1px solid var(--gray-200);
}

/* Summary Cards */
.summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-8);
}

.summary-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-6);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.06);
    border: 1px solid var(--gray-200);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.summary-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.summary-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.12), 0 10px 10px -5px rgba(0, 0, 0, 0.08);
    border-color: var(--primary-color);
}

.summary-card:hover::before {
    transform: scaleX(1);
}

.summary-card .card-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-4);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    transition: all 0.3s ease;
    position: relative;
}

.summary-card .card-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    padding: 2px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.3), transparent);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
}

.summary-card:hover .card-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.4);
}

.summary-card .card-icon i {
    font-size: var(--font-size-2xl);
    color: var(--white);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.summary-card .card-content h3 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gray-600);
    margin-bottom: var(--spacing-2);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.summary-card .card-content .amount {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    background: linear-gradient(135deg, var(--gray-800), var(--gray-600));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

/* Chart Section */
.chart-section {
    margin-bottom: var(--spacing-8);
}

/* Landscape suggestion banner for mobile */
.landscape-suggestion {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: var(--white);
    padding: var(--spacing-3) var(--spacing-4);
    margin: var(--spacing-4) var(--spacing-6) 0;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    animation: slideDown 0.3s ease;
}

.landscape-suggestion-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-size: var(--font-size-sm);
}

.landscape-suggestion-content i.fa-mobile-alt {
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.landscape-suggestion-content span {
    flex: 1;
    line-height: 1.5;
}

.landscape-suggestion-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: var(--white);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    flex-shrink: 0;
    transition: background 0.2s;
}

.landscape-suggestion-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

.landscape-suggestion-close:active {
    background: rgba(255, 255, 255, 0.4);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chart-container {
    padding: var(--spacing-6);
    height: 400px;
    position: relative;
    width: 100%;
}

/* Safari compatibility fixes for canvas */
.chart-container canvas {
    max-width: 100%;
    display: block;
    -webkit-tap-highlight-color: transparent;
}

/* Safari-specific canvas rendering fix */
@supports (-webkit-appearance: none) {
    .chart-container {
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
        will-change: transform;
    }
    
    .chart-container canvas {
        -webkit-backface-visibility: hidden;
        backface-visibility: hidden;
        -webkit-perspective: 1000;
        perspective: 1000;
    }
}

.chart-controls {
    display: flex;
    gap: var(--spacing-2);
}

/* Withdrawal Analysis Section */
.withdrawal-analysis-section {
    margin-bottom: var(--spacing-8);
}

.withdrawal-content {
    padding: var(--spacing-6);
}

.withdrawal-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
}

.withdrawal-stat {
    text-align: center;
    padding: var(--spacing-5);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), var(--gray-50));
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.withdrawal-stat::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), var(--primary-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.withdrawal-stat:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    border-color: var(--accent-color);
    background: var(--white);
}

.withdrawal-stat:hover::before {
    transform: scaleX(1);
}

.withdrawal-stat h3 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gray-600);
    margin-bottom: var(--spacing-2);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.withdrawal-stat .stat-value {
    font-size: var(--font-size-xl);
    font-weight: 800;
    background: linear-gradient(135deg, var(--gray-800), var(--gray-600));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
    line-height: 1.3;
    letter-spacing: -0.01em;
}

.withdrawal-table-container {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.06);
    background: var(--white);
}

.withdrawal-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.withdrawal-table th {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    font-weight: 700;
    padding: var(--spacing-4) var(--spacing-5);
    text-align: left;
    border-bottom: 3px solid var(--primary-dark);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: var(--font-size-xs);
    position: sticky;
    top: 0;
    z-index: 10;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.withdrawal-table td {
    padding: var(--spacing-4) var(--spacing-5);
    border-bottom: 1px solid var(--gray-200);
    transition: all 0.2s ease;
}

.withdrawal-table tbody tr {
    transition: all 0.2s ease;
}

.withdrawal-table tbody tr:hover {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.03), rgba(16, 185, 129, 0.02));
    transform: scale(1.01);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

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

/* Tooltip Styles */
.tooltip {
    position: relative;
    display: inline-block;
    margin-left: var(--spacing-1);
    cursor: help;
}

.tooltip i {
    color: var(--primary-color);
    font-size: var(--font-size-xs);
    transition: var(--transition-fast);
}

.tooltip:hover i {
    color: var(--primary-dark);
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gray-800);
    color: var(--white);
    padding: var(--spacing-2) var(--spacing-3);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    white-space: nowrap;
    max-width: 300px;
    white-space: normal;
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
    z-index: 1000;
    box-shadow: var(--shadow-lg);
}

.tooltip::before {
    content: '';
    position: absolute;
    bottom: 115%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: var(--gray-800);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
}

.tooltip:hover::after,
.tooltip:hover::before {
    opacity: 1;
    visibility: visible;
}

/* Table Section */
.table-section {
    margin-bottom: var(--spacing-8);
}

.table-container {
    overflow-x: auto;
    padding: var(--spacing-6);
    border-radius: var(--radius-lg);
    background: var(--white);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.06);
}

.results-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.results-table th {
    background: linear-gradient(135deg, var(--gray-100), var(--gray-50));
    color: var(--gray-800);
    font-weight: 700;
    padding: var(--spacing-4) var(--spacing-5);
    text-align: left;
    border-bottom: 3px solid var(--gray-300);
    position: sticky;
    top: 0;
    z-index: 10;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: var(--font-size-xs);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.results-table td {
    padding: var(--spacing-4) var(--spacing-5);
    border-bottom: 1px solid var(--gray-200);
    transition: all 0.2s ease;
}

.results-table tbody tr {
    transition: all 0.2s ease;
}

.results-table tbody tr:hover {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.03), rgba(16, 185, 129, 0.02));
    transform: scale(1.005);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.loading-spinner {
    background: var(--white);
    padding: var(--spacing-8);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-xl);
}

.loading-spinner i {
    font-size: var(--font-size-3xl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-4);
}

.loading-spinner p {
    color: var(--gray-600);
    font-weight: 500;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: var(--spacing-4);
    right: var(--spacing-4);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.toast {
    background: var(--white);
    padding: var(--spacing-4);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--accent-color);
    min-width: 300px;
    animation: slideInRight 0.3s ease-out;
}

.toast.error {
    border-left-color: var(--error-color);
}

.toast.warning {
    border-left-color: var(--warning-color);
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Footer */
.footer {
    background: var(--gray-800);
    color: var(--gray-300);
    padding: var(--spacing-8) 0;
    margin-top: var(--spacing-12);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-4);
}

.footer-links {
    display: flex;
    gap: var(--spacing-6);
}

.footer-link {
    color: var(--gray-400);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-link:hover {
    color: var(--white);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    align-items: center;
    justify-content: center;
    padding: var(--spacing-4);
    overflow-y: auto;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    max-height: calc(100dvh - 2rem); /* Use dynamic viewport height for mobile */
    display: flex;
    flex-direction: column;
    animation: slideUp 0.3s ease;
    position: relative;
    margin: auto;
    overflow: hidden; /* Prevent content overflow */
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-6);
    border-bottom: 1px solid var(--gray-200);
    background: var(--gray-50);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.modal-header h2 {
    margin: 0;
    font-size: var(--font-size-2xl);
    color: var(--gray-800);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.modal-header h2 i {
    color: var(--primary-color);
}

.modal-close {
    background: none;
    border: none;
    font-size: 32px;
    color: var(--gray-500);
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    border-radius: var(--radius-sm);
}

.modal-close:hover {
    color: var(--gray-800);
    background: var(--gray-200);
}

.modal-body {
    padding: var(--spacing-6);
    overflow-y: auto;
    overflow-x: hidden; /* Prevent horizontal scroll */
    flex: 1;
    -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
    word-wrap: break-word; /* Ensure text wraps */
    word-break: break-word; /* Break long words if needed */
}

.modal-body h3 {
    color: var(--gray-800);
    font-size: var(--font-size-xl);
    margin-top: var(--spacing-6);
    margin-bottom: var(--spacing-3);
}

.modal-body h3:first-of-type {
    margin-top: 0;
}

.modal-body h4 {
    color: var(--gray-700);
    font-size: var(--font-size-lg);
    margin-top: var(--spacing-4);
    margin-bottom: var(--spacing-2);
}

.modal-body p {
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: var(--spacing-3);
}

.modal-body ul {
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: var(--spacing-4);
    padding-left: var(--spacing-6);
}

.modal-body li {
    margin-bottom: var(--spacing-2);
}

.modal-body strong {
    color: var(--gray-800);
    font-weight: 600;
}

/* Disclaimer Modal Styles */
.disclaimer-modal {
    z-index: 10001;
    background-color: rgba(0, 0, 0, 0.8);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.disclaimer-modal .modal-content {
    max-width: 700px;
    pointer-events: auto;
    margin: auto;
    position: relative;
}

.disclaimer-header {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: var(--white);
}

.disclaimer-header h2 {
    color: var(--white);
}

.disclaimer-header h2 i {
    color: var(--white);
}

.disclaimer-warning {
    background: rgba(245, 158, 11, 0.1);
    border-left: 4px solid var(--warning-color);
    padding: var(--spacing-4);
    margin-bottom: var(--spacing-6);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.disclaimer-warning i {
    color: var(--warning-color);
    font-size: var(--font-size-2xl);
}

.disclaimer-warning p {
    margin: 0;
    color: var(--gray-800);
    font-size: var(--font-size-lg);
}

.disclaimer-section {
    margin-bottom: var(--spacing-6);
}

.disclaimer-section h3 {
    color: var(--gray-800);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-3);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.disclaimer-section ul {
    margin-top: var(--spacing-2);
}

.disclaimer-footer {
    padding: var(--spacing-6);
    border-top: 1px solid var(--gray-200);
    background: var(--gray-50);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    text-align: center;
}

.btn-large {
    padding: var(--spacing-4) var(--spacing-8);
    font-size: var(--font-size-lg);
    font-weight: 600;
}

/* Prevent closing disclaimer by clicking outside */
.disclaimer-modal .modal-content {
    pointer-events: auto;
}

.disclaimer-modal::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    z-index: -1;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-3);
    }
    
    .header {
        padding: var(--spacing-6) 0;
    }
    
    .logo h1 {
        font-size: var(--font-size-2xl);
        line-height: 1.2;
    }
    
    .subtitle {
        font-size: var(--font-size-sm);
    }
    
    .form-section {
        padding: var(--spacing-4);
        margin-bottom: var(--spacing-4);
    }
    
    .section-title {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-3);
        flex-wrap: wrap;
    }
    
    .section-title i {
        font-size: var(--font-size-lg);
    }
    
    .contribution-group {
        padding: var(--spacing-3);
        margin-bottom: var(--spacing-4);
    }
    
    .contribution-entry {
        grid-template-columns: 1fr;
        gap: var(--spacing-2);
        padding: var(--spacing-2);
    }
    
    .contribution-entry .form-group {
        margin-bottom: var(--spacing-2);
    }
    
    .form-group {
        margin-bottom: var(--spacing-4);
    }
    
    .form-group label {
        font-size: var(--font-size-sm);
        margin-bottom: var(--spacing-1);
    }
    
    .form-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-3);
    }
    
    /* Touch-friendly inputs */
    input[type="number"],
    input[type="text"],
    select {
        font-size: 16px; /* Prevents zoom on iOS */
        padding: var(--spacing-3);
        min-height: 44px; /* Touch target size */
    }
    
    /* Mobile-friendly sliders */
    .slider-container {
        margin: var(--spacing-3) 0;
    }
    
    input[type="range"] {
        width: 100%;
        height: 8px;
    }
    
    .slider-value {
        font-size: var(--font-size-sm);
        padding: var(--spacing-1) var(--spacing-2);
    }
    
    .form-actions {
        flex-direction: column;
        gap: var(--spacing-3);
    }
    
    .btn {
        width: 100%;
        padding: var(--spacing-3) var(--spacing-4);
        font-size: var(--font-size-base);
        min-height: 44px; /* Touch target */
    }
    
    .summary-cards {
        grid-template-columns: 1fr;
        gap: var(--spacing-3);
    }
    
    .summary-card {
        padding: var(--spacing-4);
    }
    
    .card-header {
        padding: var(--spacing-4);
    }
    
    .card-header h2 {
        font-size: var(--font-size-lg);
        flex-wrap: wrap;
    }
    
    .landscape-suggestion {
        margin: var(--spacing-3) var(--spacing-4) 0;
        padding: var(--spacing-2) var(--spacing-3);
    }
    
    .landscape-suggestion-content {
        font-size: var(--font-size-xs);
        gap: var(--spacing-2);
    }
    
    .landscape-suggestion-content i.fa-mobile-alt {
        font-size: var(--font-size-base);
    }
    
    .landscape-suggestion-close {
        width: 24px;
        height: 24px;
        font-size: var(--font-size-xs);
    }
    
    .chart-container {
        height: 300px;
        padding: var(--spacing-3);
    }
    
    .chart-controls {
        margin-bottom: var(--spacing-2);
    }
    
    .table-container {
        padding: var(--spacing-2);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
    }
    
    /* Responsive tables */
    .results-table,
    .withdrawal-table {
        font-size: var(--font-size-xs);
        min-width: 600px; /* Ensure horizontal scroll */
    }
    
    .results-table th,
    .results-table td,
    .withdrawal-table th,
    .withdrawal-table td {
        padding: var(--spacing-2);
        white-space: nowrap;
    }
    
    /* Table labels for mobile */
    .results-table th {
        font-size: var(--font-size-xs);
    }
    
    .withdrawal-summary {
        grid-template-columns: 1fr;
        gap: var(--spacing-3);
    }
    
    .withdrawal-stat {
        padding: var(--spacing-3);
    }
    
    .withdrawal-stat h3 {
        font-size: var(--font-size-xs);
        line-height: 1.3;
    }
    
    .withdrawal-stat .stat-value {
        font-size: var(--font-size-lg);
    }
    
    .withdrawal-mode-selector {
        padding: var(--spacing-3);
        margin-bottom: var(--spacing-4);
    }
    
    .mode-radio-group {
        gap: var(--spacing-2);
    }
    
    .radio-label {
        padding: var(--spacing-3);
        gap: var(--spacing-3);
        flex-direction: column;
        align-items: flex-start;
    }
    
    .radio-label i {
        font-size: var(--font-size-xl);
    }
    
    .radio-label strong {
        font-size: var(--font-size-sm);
    }
    
    .radio-label small {
        font-size: var(--font-size-xs);
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-3);
    }
    
    .footer-links {
        justify-content: center;
        flex-wrap: wrap;
        gap: var(--spacing-2);
    }
    
    .footer-link {
        padding: var(--spacing-2);
        font-size: var(--font-size-sm);
    }
    
    .disclaimer-content {
        max-width: 100%;
        width: 95%;
        margin: auto;
        max-height: 90vh;
        max-height: calc(100dvh - 2rem); /* Use dynamic viewport height for iOS Safari */
    }
    
    .disclaimer-header {
        padding: var(--spacing-4);
    }
    
    .disclaimer-header h2 {
        font-size: var(--font-size-lg);
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
    
    .disclaimer-body {
        padding: var(--spacing-4);
        max-height: calc(90vh - 120px); /* Account for header */
        box-sizing: border-box;
    }
    
    .disclaimer-body p,
    .disclaimer-body li {
        word-wrap: break-word;
        word-break: break-word;
        overflow-wrap: break-word;
        hyphens: auto;
    }
    
    .disclaimer-warning {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-3);
        margin-bottom: var(--spacing-4);
    }
    
    .disclaimer-section {
        margin-bottom: var(--spacing-4);
    }
    
    .disclaimer-section h3 {
        font-size: var(--font-size-base);
    }
    
    .disclaimer-section ul {
        padding-left: var(--spacing-4);
    }
    
    .disclaimer-section li {
        margin-bottom: var(--spacing-2);
        font-size: var(--font-size-sm);
        line-height: 1.6;
    }
    
    .btn-large {
        padding: var(--spacing-3) var(--spacing-4);
        font-size: var(--font-size-base);
        width: 100%;
        min-height: 48px;
    }
    
    /* Modal improvements */
    .modal-content {
        max-width: 95%;
        margin: var(--spacing-2);
        max-height: 90vh;
    }
    
    .modal-header {
        padding: var(--spacing-3);
    }
    
    .modal-header h2 {
        font-size: var(--font-size-lg);
    }
    
    .modal-body {
        padding: var(--spacing-3);
        max-height: calc(90vh - 150px);
        overflow-y: auto;
    }
}

@media (max-width: 480px) {
    .logo {
        flex-direction: column;
        gap: var(--spacing-2);
        text-align: center;
    }
    
    .logo h1 {
        font-size: var(--font-size-xl);
    }
    
    .subtitle {
        font-size: var(--font-size-sm);
        text-align: center;
    }
    
    .card-header {
        padding: var(--spacing-3);
    }
    
    .card-header h2 {
        font-size: var(--font-size-base);
        line-height: 1.3;
    }
    
    .summary-card {
        padding: var(--spacing-3);
    }
    
    .summary-card .card-content .amount {
        font-size: var(--font-size-lg);
    }
    
    .summary-card .card-content .label {
        font-size: var(--font-size-xs);
    }
    
    .chart-container {
        height: 250px;
        padding: var(--spacing-2);
    }
    
    .form-section {
        padding: var(--spacing-3);
    }
    
    .section-title {
        font-size: var(--font-size-sm);
    }
    
    input[type="number"],
    input[type="text"],
    select {
        font-size: 16px; /* Prevent iOS zoom */
    }
    
    .withdrawal-stat h3 {
        font-size: 10px;
        line-height: 1.4;
    }
    
    .withdrawal-stat .stat-value {
        font-size: var(--font-size-base);
    }
    
    /* Smaller table font for very small screens */
    .results-table,
    .withdrawal-table {
        font-size: 10px;
        min-width: 500px;
    }
    
    .results-table th,
    .results-table td,
    .withdrawal-table th,
    .withdrawal-table td {
        padding: var(--spacing-1);
    }
    
    .modal-content {
        max-width: 98%;
        margin: var(--spacing-1);
    }
    
    .modal-body {
        padding: var(--spacing-2);
        font-size: var(--font-size-sm);
    }
    
    .modal-body h3 {
        font-size: var(--font-size-base);
    }
    
    .modal-body h4 {
        font-size: var(--font-size-sm);
    }
}

/* Print Styles */
@media print {
    .header,
    .form-actions,
    .chart-controls,
    .table-controls,
    .footer {
        display: none;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid var(--gray-300);
    }
    
    .main-content {
        gap: var(--spacing-4);
    }
    
    /* Modal responsive styles */
    .modal {
        padding: var(--spacing-2);
    }
    
    .modal-content {
        max-height: 95vh;
        max-width: 100%;
    }
    
    .modal-header {
        padding: var(--spacing-4);
    }
    
    .modal-header h2 {
        font-size: var(--font-size-xl);
    }
    
    .modal-body {
        padding: var(--spacing-4);
    }
    
    .modal-body h3 {
        font-size: var(--font-size-lg);
    }
    
    .modal-body h4 {
        font-size: var(--font-size-base);
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
.btn:focus,
input:focus,
button:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #0000ff;
        --gray-700: #000000;
        --gray-200: #000000;
    }
}

/* Mobile responsive styles for withdrawal analysis */
@media (max-width: 768px) {
    .withdrawal-summary {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: var(--spacing-3);
    }
    
    .withdrawal-table {
        font-size: var(--font-size-xs);
    }
    
    .withdrawal-table th,
    .withdrawal-table td {
        padding: var(--spacing-2);
    }
}

/* Status Explanation Section */
.status-explanation {
    margin: var(--spacing-6) 0;
}

.explanation-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-4);
    padding: var(--spacing-4);
}

.explanation-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-4);
    padding: var(--spacing-5);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), var(--gray-50));
    border-radius: var(--radius-lg);
    border-left: 5px solid var(--primary-color);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.explanation-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color), var(--accent-color));
    opacity: 0.8;
}

.explanation-item:hover {
    transform: translateX(4px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    background: linear-gradient(135deg, var(--white), var(--gray-50));
}

.explanation-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-size-xl);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    transition: all 0.3s ease;
}

.explanation-item:hover .explanation-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.4);
}

.explanation-text h4 {
    margin: 0 0 var(--spacing-2) 0;
    color: var(--gray-800);
    font-size: var(--font-size-md);
    font-weight: 600;
}

.explanation-text p {
    margin: var(--spacing-1) 0;
    color: var(--gray-600);
    font-size: var(--font-size-sm);
    line-height: 1.5;
}

.explanation-text strong {
    color: var(--gray-800);
    font-weight: 600;
}

.surplus-shortage {
    margin-top: var(--spacing-3);
    padding: var(--spacing-3) var(--spacing-4);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: var(--font-size-sm);
    line-height: 1.6;
    border-left: 4px solid;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.surplus-shortage.surplus {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(16, 185, 129, 0.05));
    color: var(--accent-dark);
    border-left-color: var(--accent-color);
}

.surplus-shortage.surplus:hover {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(16, 185, 129, 0.08));
    box-shadow: 0 4px 8px rgba(16, 185, 129, 0.15);
}

.surplus-shortage.shortage {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(245, 158, 11, 0.08));
    color: #d97706;
    border-left-color: var(--warning-color);
}

.surplus-shortage.shortage:hover {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.2), rgba(245, 158, 11, 0.12));
    box-shadow: 0 4px 8px rgba(245, 158, 11, 0.2);
}

/* Table note styling */
.table-note {
    margin-top: var(--spacing-4);
    padding: var(--spacing-3);
    background: var(--primary-light);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-color);
}

.table-note p {
    margin: 0;
    color: #fff;
    font-size: var(--font-size-sm);
    line-height: 1.5;
}

.table-note strong {
    color: #fff;
}

/* Responsive adjustments for explanation */
@media (max-width: 768px) {
    .explanation-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-3);
        padding: var(--spacing-3);
    }
    
    .explanation-item {
        padding: var(--spacing-3);
    }
    
    .explanation-icon {
        width: 35px;
        height: 35px;
        font-size: var(--font-size-md);
    }
}