/* 
 * Early Retirement Calculator Styles - Modern Edition
 * Version: 2.1.0
 * Last updated: July 2025
 * Features: Premium UI, glass morphism, enhanced micro-interactions
 */

:root {
    /* 8px Grid System */
    --space-1: 8px;
    --space-2: 16px;
    --space-3: 24px;
    --space-4: 32px;
    --space-5: 40px;
    --space-6: 48px;
    --space-7: 56px;
    --space-8: 64px;
    --space-9: 72px;
    --space-10: 80px;
    
    /* Premium Color Palette */
    --primary-color: #5B21B6;
    --primary-light: #7C3AED;
    --primary-dark: #4C1D95;
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    
    --secondary-color: #EC4899;
    --secondary-light: #F472B6;
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    
    --accent-bitcoin: #F7931A;
    --accent-bitcoin-dark: #E27F09;
    --bitcoin-gradient: linear-gradient(135deg, #F7931A 0%, #FDB71A 100%);
    
    --background-primary: #0F0F1E;
    --background-secondary: #1A1A2E;
    --surface-color: rgba(255, 255, 255, 0.05);
    --surface-elevated: rgba(255, 255, 255, 0.08);
    
    --text-primary: #FFFFFF;
    --text-secondary: #B8BCC8;
    --text-muted: #6B7280;
    
    --border-color: rgba(255, 255, 255, 0.1);
    --border-focus: rgba(124, 58, 237, 0.5);
    
    --success-color: #10B981;
    --error-color: #EF4444;
    --warning-color: #F59E0B;
    
    /* Glass morphism properties */
    --glass-blur: blur(16px);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    
    /* Enhanced shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px rgba(124, 58, 237, 0.3);
    
    /* Typography scale */
    --font-xs: 0.75rem;
    --font-sm: 0.875rem;
    --font-base: 1rem;
    --font-lg: 1.125rem;
    --font-xl: 1.25rem;
    --font-2xl: 1.5rem;
    --font-3xl: 1.875rem;
    --font-4xl: 2.25rem;
    --font-5xl: 3rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--background-primary);
    background-image: 
        radial-gradient(at 20% 80%, var(--primary-dark) 0%, transparent 40%),
        radial-gradient(at 110% 20%, var(--secondary-color) 0%, transparent 15%),
        radial-gradient(at -10% 40%, var(--accent-bitcoin-dark) 0%, transparent 15%);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* Accessibility improvements */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 1000;
    border-radius: 4px;
    font-weight: 600;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 6px;
}

/* Modern glassmorphism overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 15, 30, 0.4);
    backdrop-filter: blur(100px);
    z-index: -1;
}

/* Accessibility improvements */

/* Focus indicators for keyboard navigation */
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

button:focus,
input:focus,
select:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Screen reader only content */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

header {
    text-align: center;
    margin-bottom: var(--space-6);
    padding: var(--space-8) 0 var(--space-6);
    position: relative;
    z-index: 10;
    background: var(--background-primary);
    border-radius: 0 0 20px 20px;
}

h1 {
    font-size: var(--font-4xl);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-2);
    font-weight: 800;
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

h2 {
    font-size: var(--font-2xl);
    color: var(--text-primary);
    margin-bottom: var(--space-3);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: var(--space-1);
    letter-spacing: -0.01em;
}

.intro {
    font-size: var(--font-lg);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease-out 0.2s both;
    line-height: 1.7;
}

.calculator-container {
    max-width: 1400px;
    margin: 0 auto var(--space-6);
    padding: var(--space-2);
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.input-form {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3);
    max-width: 900px;
    margin: 0 auto;
}

.form-section {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    padding: var(--space-4);
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

/* Two-column layout for input groups within each section on desktop */
@media (min-width: 768px) {
    .form-section,
    .form-step.active {
        display: grid !important;
        grid-template-columns: 1fr 1fr;
        gap: var(--space-3);
        align-items: start;
    }
    
    /* Section headers span both columns */
    .form-section h2,
    .form-step h2 {
        grid-column: 1 / -1;
        margin-bottom: var(--space-3);
    }
    
    /* Subsections span both columns */
    .form-section .subsection,
    .form-step .subsection {
        grid-column: 1 / -1;
    }
    
    /* Button group should be centered and full width */
    .button-group {
        justify-self: center;
    }
}


.form-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-slow);
}

.form-section:hover {
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    border-color: var(--primary-light);
    transform: translateY(-2px);
}

.form-section:hover::before {
    transform: scaleX(1);
}

/* Form Navigation */
.form-navigation {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border-radius: 20px;
    padding: var(--space-3);
    margin-bottom: var(--space-3);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
}

.step-indicators {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-3);
    flex-wrap: wrap;
    gap: var(--space-1);
}

.step-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    transition: all var(--transition-base);
    padding: var(--space-1);
    border-radius: 12px;
    flex: 1;
    min-width: 80px;
}

.step-indicator:hover {
    background: var(--surface-elevated);
}

.step-indicator.active {
    background: var(--primary-gradient);
    color: white;
}

.step-indicator.completed {
    background: var(--success-color);
    color: white;
}

.step-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-sm);
    margin-bottom: 4px;
}

.step-indicator.active .step-number,
.step-indicator.completed .step-number {
    background: rgba(255, 255, 255, 0.3);
}

.step-label {
    font-size: 10px;
    font-weight: 600;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0.8;
}

.form-controls {
    display: flex;
    justify-content: space-between;
    gap: var(--space-2);
}

.nav-btn {
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    background: var(--glass-bg);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-weight: 600;
    backdrop-filter: blur(8px);
}

.nav-btn:hover:not(:disabled) {
    background: var(--surface-elevated);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Form Step System */
.form-step {
    display: none;
    padding: var(--space-4);
    border-radius: 20px;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    transition: all var(--transition-base);
    margin-bottom: var(--space-4);
    animation: slideInConfig 0.4s ease-out;
}

.form-step.active {
    display: block;
    border: 2px solid var(--primary-color);
    box-shadow: var(--shadow-xl), 0 0 0 1px rgba(124, 58, 237, 0.2);
    background: linear-gradient(135deg, 
        rgba(124, 58, 237, 0.05) 0%, 
        var(--glass-bg) 100%);
    animation: slideInConfig 0.4s ease-out, focusPulse 0.8s ease-out 0.4s;
}

@keyframes focusPulse {
    0% { 
        box-shadow: var(--shadow-xl), 0 0 0 1px rgba(124, 58, 237, 0.2);
    }
    50% { 
        box-shadow: var(--shadow-xl), 0 0 0 4px rgba(124, 58, 237, 0.4);
    }
    100% { 
        box-shadow: var(--shadow-xl), 0 0 0 1px rgba(124, 58, 237, 0.2);
    }
}

.form-step h2 {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: 0;
    margin-bottom: var(--space-4);
    color: var(--primary-light);
    border-bottom: 2px solid var(--glass-border);
    padding-bottom: var(--space-2);
}

@keyframes slideInConfig {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Add section numbers */
.form-section h2::before {
    content: attr(data-step);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--primary-gradient);
    color: white;
    font-size: var(--font-sm);
    font-weight: 700;
    margin-right: var(--space-2);
}

.input-group {
    margin-bottom: var(--space-3);
    position: relative;
}

.input-wrapper {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    position: relative;
}

.step-btn {
    background: var(--surface-elevated);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: var(--font-xl);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    backdrop-filter: blur(8px);
}

.step-btn:hover {
    background: var(--primary-gradient);
    color: white;
    border-color: transparent;
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

.step-btn:active {
    transform: scale(0.95);
}

input[type="number"], select {
    width: 100%;
    padding: var(--space-2);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    font-size: var(--font-lg);
    transition: all var(--transition-base);
    background: var(--surface-elevated);
    color: var(--text-primary);
    text-align: center;
    backdrop-filter: blur(8px);
    font-weight: 600;
}

input[type="number"]:hover, select:hover {
    border-color: var(--primary-light);
    background: rgba(255, 255, 255, 0.08);
}

input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

input[type="number"] {
    -moz-appearance: textfield;
}

label {
    display: block;
    margin-bottom: var(--space-1);
    font-weight: 500;
    color: var(--text-secondary);
    font-size: var(--font-sm);
    letter-spacing: 0.5px;
    transition: color var(--transition-fast);
}

.input-group:hover label {
    color: var(--text-primary);
}

input[type="number"]:focus, select:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.2), var(--shadow-md);
    background: rgba(255, 255, 255, 0.1);
    transform: scale(1.02);
}

input[type="number"]::placeholder {
    color: var(--text-light);
}

select {
    width: 100%;
    padding: 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--surface-color);
    color: var(--text-color);
    font-size: 1em;
}

select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-color);
}

/* Checkbox Styles */
input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 24px;
    height: 24px;
    border: 2px solid var(--glass-border);
    border-radius: 6px;
    background: var(--surface-elevated);
    cursor: pointer;
    position: relative;
    transition: all var(--transition-base);
    backdrop-filter: blur(8px);
    margin-right: var(--space-2);
}

input[type="checkbox"]:hover {
    border-color: var(--primary-light);
    background: rgba(255, 255, 255, 0.08);
    transform: scale(1.1);
}

input[type="checkbox"]:checked {
    background: var(--primary-gradient);
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.2), var(--shadow-md);
}

input[type="checkbox"]:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 14px;
    font-weight: 700;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

input[type="checkbox"]:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.2);
}

/* Special styling for the Enable Recession Testing checkbox */
#enableRecession {
    width: 28px;
    height: 28px;
    border-radius: 8px;
}

#enableRecession:checked {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2), var(--shadow-md);
}

#enableRecession:checked::after {
    content: 'âš ';
    font-size: 16px;
    color: white;
}

#enableRecession:hover {
    border-color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}

.manual-growth-rate {
    transition: all 0.3s ease;
}

.manual-growth-rate.hidden {
    opacity: 0;
    height: 0;
    margin: 0;
    padding: 0;
    pointer-events: none;
}

.button-group {
    grid-column: 1 / -1;
    display: flex;
    gap: var(--space-2);
    margin-top: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

button {
    padding: var(--space-2) var(--space-4);
    border: none;
    border-radius: 16px;
    font-size: var(--font-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    gap: var(--space-1);
    position: relative;
    overflow: hidden;
}

button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

button:active::before {
    width: 300px;
    height: 300px;
}

.calculate-btn {
    background: var(--primary-gradient);
    color: white;
    min-width: 200px;
    box-shadow: var(--shadow-md);
    font-size: var(--font-lg);
    padding: var(--space-2) var(--space-5);
}

.calculate-btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.reset-btn {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    color: var(--text-primary);
    min-width: 150px;
    border: 1px solid var(--glass-border);
}

.reset-btn:hover {
    background: var(--surface-elevated);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.share-btn {
    background: var(--secondary-gradient);
    color: white;
    box-shadow: var(--shadow-md);
}

.share-btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(236, 72, 153, 0.4);
}

.share-btn i {
    font-size: 1.1em;
}

.results-section {
    max-width: 1400px;
    margin: var(--space-4) auto;
    padding: var(--space-2);
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.chart-container {
    margin-bottom: var(--space-4);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    padding: var(--space-3);
    border-radius: 24px;
    border: 1px solid var(--glass-border);
    height: 500px;
    position: relative;
    box-shadow: var(--shadow-lg), inset 0 1px 0 rgba(255, 255, 255, 0.05);
    overflow: hidden;
    transition: all 0.3s ease;
}


.chart-container.floating {
    position: sticky;
    top: 0;
    z-index: 1000;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2);
    margin: 0 0 var(--space-4);
    padding: var(--space-3) var(--space-2);
    background: var(--background-primary);
    border-radius: 0 0 16px 16px;
    border: 1px solid var(--glass-border);
    border-top: none;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    animation: slideDown 0.6s ease-out;
}

.chart-container.floating canvas {
    flex: 1;
    width: 100%;
    height: 100%;
}

/* When chart is floating, add margin to push content down */
.chart-container.floating + .form-navigation {
    margin-top: calc(40vh + var(--space-1)) !important;
}

/* Also push down any content that follows */
.chart-container.floating ~ * {
    position: relative;
    z-index: 1;
}

/* Pin button visual state when chart is floating */
.chart-container.floating .float-toggle-btn {
    background: var(--primary-gradient) !important;
    color: white !important;
    transform: rotate(45deg) scale(1.1) !important;
    box-shadow: var(--shadow-md) !important;
}

.float-toggle-btn {
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    background: var(--glass-bg);
    backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: var(--space-1);
    cursor: pointer;
    color: var(--text-secondary);
    z-index: 1;
    transition: all var(--transition-fast);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.float-toggle-btn:hover {
    color: var(--text-primary);
    background: var(--surface-elevated);
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}


.key-stats.floating .float-toggle-btn {
    transform: rotate(45deg);
}

.chart-container.floating {
    z-index: 1000;
}

.chart-watermark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-30deg);
    font-size: 1.8rem;
    font-weight: bold;
    color: rgba(37, 99, 235, 0.1);  /* Using primary color with low opacity */
    white-space: nowrap;
    pointer-events: none;
    z-index: 1;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.table-container {
    max-height: 600px;
    overflow-y: auto;
    position: relative;
    overflow-x: auto;
    margin-top: var(--space-4);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    box-shadow: var(--shadow-lg), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

#resultTable {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

#resultTable th, #resultTable td {
    padding: var(--space-2) var(--space-3);
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
    white-space: nowrap;
    color: var(--text-primary);
}

#resultTable th {
    background: rgba(124, 58, 237, 0.75);
    backdrop-filter: blur(12px);
    font-weight: 700;
    color: var(--text-primary);
    position: sticky;
    top: 0;
    z-index: 1;
    text-transform: uppercase;
    font-size: var(--font-xs);
    letter-spacing: 1px;
}

#resultTable td:not(:first-child):not(:nth-child(2)),
#resultTable th:not(:first-child):not(:nth-child(2)) {
    text-align: right;
}

tr {
    transition: all var(--transition-fast);
}

tr:hover {
    background: rgba(124, 58, 237, 0.05);
}

tr:hover td {
    color: var(--text-primary);
}

.btc-price {
    background: var(--bitcoin-gradient);
    padding: var(--space-2);
    border-radius: 12px;
    margin-bottom: var(--space-3);
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: var(--font-lg);
    color: white;
    text-align: center;
    font-weight: 700;
    box-shadow: var(--shadow-md);
    letter-spacing: 0.5px;
}

/* Top Status Bar */
.top-status-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--surface-color);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    padding: var(--space-8) var(--space-21);
    margin: 0;
}

.status-bar-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-34);
    max-width: 1200px;
    margin: 0 auto;
    font-size: 0.9rem;
}

.status-section {
    display: flex;
    align-items: center;
    gap: var(--space-5);
    white-space: nowrap;
}

.status-label {
    color: var(--text-color-muted);
    font-weight: 500;
}

.status-value {
    font-weight: 600;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.status-value .icon-success,
.status-value .icon-error {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

.status-value.positive {
    color: var(--success-color);
}

.status-value.negative {
    color: var(--error-color);
}

.status-value.yellow {
    color: var(--warning-color);
}

/* Add top padding to body to account for fixed status bar */
body {
    padding-top: 60px;
}

/* Responsive design for top status bar */
@media (max-width: 768px) {
    .status-bar-content {
        gap: var(--space-21);
        font-size: 0.8rem;
    }
    
    .status-section {
        gap: var(--space-3);
    }
    
    .status-label {
        font-size: 0.75rem;
    }
    
    body {
        padding-top: 45px;
    }
    
    .top-status-bar {
        padding: var(--space-5) var(--space-13);
    }
}

@media (max-width: 480px) {
    .status-bar-content {
        flex-direction: column;
        gap: var(--space-8);
        font-size: 0.8rem;
    }
    
    body {
        padding-top: 80px;
    }
}

/* Pinned Key Stats Section - Modern Glass Design */
.key-stats-pinned {
    position: sticky;
    top: 0;
    z-index: 1500;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin: 0 0 var(--space-4);
    padding: var(--space-3) var(--space-4);
    background: var(--background-primary);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    transition: all var(--transition-base);
    animation: fadeInStats 0.8s ease-out;
}

/* Compact mode when scrolled */
.key-stats-pinned.compact {
    padding: 0px;
    gap: var(--space-1);
    transform: scale(0.9);
    margin: 0;
    border-radius: 0;
}

.key-stats-pinned.compact .stat-card {
    padding: var(--space-1);
}

.key-stats-pinned.compact .stat-card h3 {
    font-size: 10px;
    margin-bottom: 4px;
}

.key-stats-pinned.compact .stat-value {
    min-height: 40px;
    padding: var(--space-1);
    font-size: var(--font-sm);
}

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

@keyframes fadeInCard {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

.key-stats-pinned:hover {
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

/* Legacy key-stats class for floating behavior */
.key-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-13);
    margin: 0 0 var(--space-21);
    padding: var(--space-13) var(--space-21);
    background: linear-gradient(135deg, var(--surface-color) 0%, #f1f5f9 100%);
    border-radius: var(--space-8);
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.key-stats {
    position: relative;
    transition: all 0.3s ease;
}



.key-stats.floating .stat-card {
    padding: var(--space-8);
    margin-bottom: var(--space-8);
}


.key-stats.floating .stat-card:last-child {
    margin-bottom: 0;
}


.key-stats.floating h3 {
    font-size: 0.9em;
    margin-bottom: var(--space-5);
}


.key-stats.floating .stat-value {
    font-size: 0.9em;
}

.stat-card {
    background: transparent;
    padding: 0;
    text-align: center;
    transition: all var(--transition-fast);
    position: relative;
    cursor: pointer;
    opacity: 0;
    animation: fadeInCard 0.6s ease-out forwards;
}

.stat-card:nth-child(1) { animation-delay: 0ms; }
.stat-card:nth-child(2) { animation-delay: 100ms; }
.stat-card:nth-child(3) { animation-delay: 200ms; }

.stat-card:hover {
    transform: scale(1.02);
}

.stat-card h3 {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 8px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.7;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.stat-card h3 svg {
    width: 18px;
    height: 18px;
    opacity: 0.9;
}

.stat-value {
    padding: 12px 8px;
    min-height: 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    position: relative;
}

.stat-value .primary-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.1;
    transition: all var(--transition-base);
    opacity: 0;
    animation: countUp 1s ease-out 0.5s forwards;
}

.stat-value .subtitle {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 4px;
    font-weight: 400;
}

/* Success state - only for "Can Retire" Yes */
.stat-value.green .primary-value,
.stat-value.green .icon-success {
    color: #10B981;
}

/* Peak/Warning state - only for Portfolio Peak */
.stat-value.orange .primary-value {
    color: #F59E0B;
}

/* Error state - only for "Can Retire" No */
.stat-value.red .primary-value,
.stat-value.red .icon-error {
    color: #EF4444;
}

/* Status text alignment */
.stat-value .status-text {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 24px;
    font-weight: 700;
}

.icon-success, .icon-error {
    width: 20px;
    height: 20px;
    fill: currentColor;
    flex-shrink: 0;
    margin-right: var(--space-3);
}

.value-real {
    font-size: 1.1em;
    font-weight: 700;
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-5);
    flex-wrap: wrap;
    line-height: 1.2;
}

.value-nominal {
    font-size: 0.8em;
    color: var(--text-light);
    opacity: 0.7;
    line-height: 1.1;
}

.value-decline {
    font-size: 0.6em;
    color: var(--text-light);
    opacity: 0.7;
    font-weight: normal;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.value-decline .fa-check-square {
    color: var(--success-color) !important;
    font-size: 1.2em;
    opacity: 1;
}

.stat-value.positive .value-real {
    color: var(--primary-color);
}

.stat-value.negative .value-real {
    color: var(--error-color);
}

.stat-value.yellow .value-real {
    color: var(--warning-color);
}

.stat-value.yellow .value-decline {
    color: var(--warning-color);
    opacity: 0.8;
}

.stat-value.positive {
    color: var(--success-color);
}

.stat-value.positive .icon-success {
    fill: var(--success-color);
}

.stat-value.negative {
    color: var(--error-color);
}

.stat-value.negative .icon-error {
    fill: var(--error-color);
}

.stat-value.yellow {
    color: var(--warning-color);
}

@media (max-width: 768px) {
    .key-stats-pinned {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-1);
      
    }
    
    .key-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-1);
     
        margin: 0 0 var(--space-3);
    }
    
    .key-stats.floating {
        width: 200px;
        bottom: var(--space-8);
        right: var(--space-8);
    }

    
    .stat-card {
        padding: 0px;
    }
    
    .stat-card h3 {
        font-size: 0.6rem;
        margin-bottom: 2px;
    }
    
    .stat-card h3 svg {
        width: 12px;
        height: 12px;
    }
    
    .stat-value {
        min-height: 30px;
        padding: 2px;
        font-size: 0.7rem;
    }
    
    .stat-value .primary-value {
        font-size: 18px;
    }
    
    .stat-value .subtitle {
        font-size: 10px;
        margin-top: 2px;
    }
    
    .stat-value .status-text {
        font-size: 16px;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .key-stats-pinned {
        gap: var(--space-8);
        padding: var(--space-8) var(--space-13);
    }
    
    .key-stats {
        gap: var(--space-8);
        padding: var(--space-8) var(--space-13);
    }
    
    .stat-card {
        padding: var(--space-8);
    }
    
    .stat-value {
        min-height: 45px;
        font-size: 0.85rem;
    }
}

@media (max-width: 768px) {
    .chart-container.floating {
        height: 40vh;
    }
    
    .chart-container.floating + .input-form {
        margin-top: calc(40vh + var(--space-21));
    }
    
    /* Apply scale transform to the active form step when chart is pinned */
    .chart-container.floating ~ * .form-step.active {
        transform: scale(0.85);
        transform-origin: top center;
        transition: transform var(--transition-base);
    }
    
    /* Make forms more compact when chart is pinned - target active form step */
    .chart-container.floating ~ * .form-step.active {
        margin-bottom: var(--space-1);
        padding: var(--space-3);
    }
    
    .chart-container.floating ~ * .form-step.active h2 {
        font-size: var(--font-lg);
        margin-bottom: var(--space-2);
    }
    
    .chart-container.floating ~ * .form-step.active .input-group {
        margin-bottom: var(--space-2);
    }
    
    .chart-container.floating ~ * .form-step.active .input-wrapper {
        gap: var(--space-05);
    }
    
    .chart-container.floating ~ * .form-step.active .step-btn {
        width: 38px;
        height: 38px;
        font-size: var(--font-lg);
    }
    
    .chart-container.floating ~ * .form-step.active input,
    .chart-container.floating ~ * .form-step.active select {
        padding: var(--space-15) var(--space-2);
        font-size: var(--font-sm);
    }
    
    .chart-container.floating ~ * .form-step.active label {
        font-size: var(--font-sm);
        margin-bottom: var(--space-1);
    }
    
    .chart-container.floating ~ * .form-step.active .subsection {
        margin-top: var(--space-2);
    }
}

/* FAQ Section */
.faq-section {
    margin: var(--space-4) 0;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.faq-header {
    padding: var(--space-4);
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1), rgba(124, 58, 237, 0.05));
    border-bottom: 1px solid var(--glass-border);
}

.faq-header h3 {
    color: var(--text-primary);
    font-size: var(--font-xl);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin: 0;
}

.faq-header i {
    color: var(--primary-color);
    font-size: 1.1em;
}

.faq-container {
    padding: var(--space-2);
}

.faq-item {
    border-bottom: 1px solid var(--glass-border);
    transition: all var(--transition-base);
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3);
    cursor: pointer;
    background: transparent;
    transition: all var(--transition-fast);
    border-radius: 12px;
}

.faq-question:hover {
    background: rgba(124, 58, 237, 0.05);
    transform: translateX(4px);
}

.faq-question h4 {
    color: var(--text-primary);
    font-size: var(--font-lg);
    font-weight: 600;
    margin: 0;
    flex: 1;
}

.faq-question i {
    color: var(--primary-color);
    font-size: var(--font-md);
    transition: transform var(--transition-fast);
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base) ease-out;
    padding: 0 var(--space-3);
}

.faq-item.active .faq-answer {
    max-height: 1000px;
    padding: 0 var(--space-3) var(--space-3);
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-2);
}

.faq-answer p:last-child {
    margin-bottom: 0;
}

.faq-answer ul {
    margin: var(--space-2) 0;
    padding-left: var(--space-3);
}

.faq-answer li {
    color: var(--text-secondary);
    margin-bottom: var(--space-1);
    line-height: 1.5;
}

.faq-answer strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Mobile responsive FAQ */
@media (max-width: 768px) {
    .faq-header {
        padding: var(--space-3);
    }
    
    .faq-header h3 {
        font-size: var(--font-lg);
    }
    
    .faq-question {
        padding: var(--space-25);
    }
    
    .faq-question h4 {
        font-size: var(--font-md);
    }
    
    .faq-answer {
        padding: 0 var(--space-25);
    }
    
    .faq-item.active .faq-answer {
        padding: 0 var(--space-25) var(--space-25);
    }
}

/* Disclaimer Banner */
.disclaimer-banner {
    display: flex;
    align-items: center;
    gap: var(--space-13);
    border-radius: var(--space-8);
    padding: var(--space-21);
    margin: var(--space-21) 0;
    box-shadow: 0 var(--space-2) var(--space-8) rgba(0, 0, 0, 0.05);
}

.disclaimer-banner i {
    font-size: var(--space-21);
    color: var(--warning-color);
    flex-shrink: 0;
}

.disclaimer-banner p {
    margin: 0;
    font-size: var(--space-13);
    color: var(--text-light);
    line-height: calc(var(--golden-ratio) * 1em);
}

/* Subsection styles */
.subsection {
    margin-top: var(--space-21);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
}

.subsection-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-13);
    background-color: var(--background-color);
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.subsection-header h3 {
    font-size: var(--space-13);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.subsection-header i {
    transition: transform 0.3s ease;
    font-size: 1.2em;
}

.subsection.collapsed .subsection-header i {
    transform: scale(0.8);
}

.subsection-header:hover i {
    transform: scale(1.2);
}

.subsection.collapsed .subsection-header:hover i {
    transform: scale(1);
}

.subsection-content {
    padding: var(--space-13);
    background-color: var(--surface-color);
    transition: max-height 0.3s ease;
    overflow: hidden;
    margin:5px
}

.subsection.collapsed .subsection-content {
    max-height: 0;
    padding: 0;
}

/* Tooltip styles */
.input-group [title] {
    position: relative;
    cursor: help;
}

.input-group [title]:hover::after {
    content: attr(title);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-8) var(--space-13);
    background: var(--text-color);
    color: white;
    font-size: 0.8rem;
    border-radius: var(--space-5);
    white-space: nowrap;
    z-index: 100;
}

.tooltip-cell {
    position: relative;
    cursor: help;
    color: var(--primary-color);
    font-weight: 500;
    border-bottom: 1px dotted var(--primary-color);
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.05), rgba(124, 58, 237, 0.1));
    border-radius: 4px;
    padding: 2px 4px;
    margin: -2px -4px;
    transition: all 0.2s ease;
}

.tooltip-cell::after {
    content: "ℹ️";
    font-size: 0.7em;
    margin-left: 4px;
    opacity: 0.6;
    transition: opacity 0.2s ease;
}

.tooltip-cell:hover {
    text-decoration: none;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.15), rgba(124, 58, 237, 0.25));
    border-bottom: 1px solid var(--primary-color);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(124, 58, 237, 0.2);
}

.tooltip-cell:hover::after {
    opacity: 1;
    transform: scale(1.1);
}

/* CSS tooltips disabled - using DOM-based tooltips instead */
/* .tooltip-cell:hover::after {
    content: attr(data-tooltip);
    position: fixed;
    left: var(--tooltip-left, 10px);
    top: var(--tooltip-top, 10px);
    background: rgba(0, 0, 0, 0.95);
    color: white;
    padding: var(--space-2);
    border-radius: 12px;
    font-size: var(--font-sm);
    white-space: pre-wrap;
    max-width: 400px;
    z-index: 999999;
    visibility: visible;
    opacity: 1;
    transition: opacity 0.2s;
    pointer-events: none;
    text-align: left;
    box-shadow: var(--shadow-xl);
    font-family: 'Monaco', 'Consolas', monospace;
    letter-spacing: 0.5px;
    border: 1px solid var(--glass-border);
    transform: translateZ(0);
} */

/* Button tooltips */
.button-group button {
    position: relative;
}

.button-group button:hover::after {
    content: attr(title);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 5px 10px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    border-radius: 4px;
    font-size: 12px;
    white-space: nowrap;
    pointer-events: none;
    margin-bottom: 5px;
    z-index: 1000;
}

/* Expandable Explanation Section */
.explanation-section {
    background-color: var(--surface-color);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    margin: var(--space-21) 0;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.explanation-header {
    padding: var(--space-13) var(--space-21);
    background-color: var(--background-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
    border-bottom: 1px solid var(--border-color);
}

.explanation-header h3 {
    margin: 0;
    font-size: 1.1em;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.explanation-header:hover {
    background-color: var(--border-color);
}

.explanation-header i {
    transition: transform 0.3s ease;
    font-size: 1.2em;
}

.explanation-header:hover i {
    transform: scale(1.2);
}

.explanation-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    padding: 0 var(--space-21);
}

.explanation-content.expanded {
    max-height: 2000px;
    padding: var(--space-21);
    transition: max-height 0.5s ease-in;
}

.explanation-header.expanded i {
    transform: rotate(180deg);
}

/* Explanation Content Typography */
.explanation-content h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin: var(--space-21) 0 var(--space-13);
    padding-bottom: var(--space-8);
    border-bottom: 2px solid var(--primary-light);
}

.explanation-content h4:first-of-type {
    margin-top: 0;
}

.explanation-content p {
    margin: var(--space-13) 0;
    line-height: 1.6;
    color: var(--text-color);
}

.explanation-content ul {
    padding-left: var(--space-21);
    margin: var(--space-13) 0;
}

.explanation-content ul ul {
    margin: var(--space-8) 0;
}

.explanation-content li {
    margin: var(--space-8) 0;
    line-height: 1.5;
}

.explanation-content strong {
    color: var(--secondary-color);
    font-weight: 600;
}

.explanation-content a {
    color: var(--primary-color);
    text-decoration: none;
    border-bottom: 1px solid var(--primary-light);
    transition: border-bottom-color 0.2s ease;
}

.explanation-content a:hover {
    border-bottom-color: var(--primary-color);
}

/* Country Comparison Styling */
.explanation-content li > strong {
    display: block;
    font-size: 1.1rem;
    margin-top: var(--space-13);
    color: var(--text-color);
}

.explanation-content li > ul {
    background-color: var(--background-color);
    border-radius: 6px;
    padding: var(--space-13) var(--space-21);
    margin: var(--space-8) 0;
}

/* Resources Section */
.explanation-content h4:last-of-type {
    margin-top: var(--space-34);
}

/* Icon styles */
i.fas:not(.calculate-btn i, .reset-btn i),
i.fab,
svg.icon-success:not(#canRetire svg, #graphCanRetire svg),
svg.icon-error:not(#canRetire svg, #graphCanRetire svg) {
    color: var(--accent-color-bitcoin);
}

svg.icon-success:not(#canRetire svg, #graphCanRetire svg) path,
svg.icon-error:not(#canRetire svg, #graphCanRetire svg) path {
    fill: var(--accent-color-bitcoin);
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding: var(--space-1);
    }
    
    .key-stats-pinned {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-1);
        margin: 0 0 var(--space-3);
        padding: var(--space-2);
        border-radius: 0 0 12px 12px;
    }
    
    .calculator-container {
        padding: var(--space-1);
    }
    
    h1 {
        font-size: var(--font-3xl);
    }
    
    .form-section {
        padding: var(--space-3);
    }
    
    .button-group {
        flex-direction: column;
    }
    
    .calculate-btn, .reset-btn, .share-btn {
        width: 100%;
        min-width: auto;
    }
    
    .chart-container {
        height: 350px;
        padding: var(--space-2);
    }
    
    .step-indicators {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 4px;
    }
    
    .step-indicator {
        min-width: auto;
        padding: 4px;
    }
    
    .step-number {
        width: 24px;
        height: 24px;
        font-size: 10px;
        margin-bottom: 2px;
    }
    
    .step-label {
        font-size: 8px;
    }
    
    .form-controls {
        flex-direction: column;
        gap: var(--space-1);
    }
    
    .nav-btn {
        width: 100%;
    }
}

.column-controls {
    margin-bottom: var(--space-3);
    position: relative;
}

.column-controls-toggle {
    background: var(--glass-bg);
    backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
    padding: var(--space-2);
    border-radius: 12px;
    cursor: pointer;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--font-sm);
    transition: all var(--transition-fast);
}

.column-controls-toggle:hover {
    background: var(--surface-elevated);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.column-toggles {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--background-primary);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: var(--space-3);
    z-index: 2100;
    box-shadow: var(--shadow-xl);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2);
    min-width: 400px;
    backdrop-filter: blur(16px);
}

.column-toggles label {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--font-sm);
    cursor: pointer;
    padding: var(--space-1);
    border-radius: 8px;
    transition: all var(--transition-fast);
    color: var(--text-primary);
}

.column-toggles label:hover {
    background: var(--surface-elevated);
    transform: translateX(4px);
}

.column-toggles input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary-color);
}

.hidden-column {
    display: none;
}

/* Share Popup Styles */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.popup {
    background-color: var(--surface-color);
    border-radius: var(--space-13);
    box-shadow: 0 var(--space-5) var(--space-21) rgba(0, 0, 0, 0.2);
    width: 90%;
    max-width: 500px;
    overflow: hidden;
}

.popup-header {
    padding: var(--space-21);
    background-color: var(--background-color);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.popup-header h3 {
    margin: 0;
    font-size: 1.1em;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.popup-close {
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    font-size: 1.2em;
    padding: var(--space-5);
    transition: color 0.3s ease;
}

.popup-close:hover {
    color: var(--text-color);
}

.popup-content {
    padding: var(--space-21);
}

.popup-content p {
    margin: 0 0 var(--space-13);
    color: var(--text-color);
}

.popup-content ul {
    margin: 0 0 var(--space-21);
    padding-left: var(--space-21);
    color: var(--text-light);
}

.popup-content li {
    margin-bottom: var(--space-8);
}

.share-url-container {
    display: flex;
    gap: var(--space-8);
    margin-bottom: var(--space-13);
}

.share-url-container input {
    flex: 1;
    padding: var(--space-13);
    border: 1px solid var(--border-color);
    border-radius: var(--space-5);
    font-size: 0.9em;
    color: var(--text-color);
    background-color: var(--background-color);
}

.copy-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0 var(--space-13);
    border-radius: var(--space-5);
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.copy-btn:hover {
    background-color: var(--primary-light);
}

.copy-status {
    color: var(--success-color);
    font-size: 0.9em;
    display: flex;
    align-items: center;
    gap: var(--space-8);
    margin-top: var(--space-8);
}

/* Social Sharing Section */
.social-sharing {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    padding: var(--space-4);
    border-radius: 20px;
    margin: var(--space-4) auto;
    max-width: 600px;
    text-align: center;
    box-shadow: var(--shadow-lg), inset 0 1px 0 rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
}

.social-sharing h3 {
    margin-bottom: var(--space-3);
    color: var(--text-primary);
    font-size: var(--font-xl);
    font-weight: 700;
}

.share-buttons {
    display: flex;
    gap: var(--space-2);
    justify-content: center;
    flex-wrap: wrap;
}

.share-btn {
    
    border: none;
    border-radius: var(--space-5);
    color: white;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;

    font-size: 0.9em;
}

.share-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.share-btn.twitter {
    background: #1da1f2;
}

.share-btn.facebook {
    background: #1877f2;
}

.share-btn.linkedin {
    background: #0a66c2;
}

.share-btn.copy-link {
    background: var(--text-color);
}

.share-btn.twitter:hover {
    background: #1a91da;
}

.share-btn.facebook:hover {
    background: #166fe5;
}

.share-btn.linkedin:hover {
    background: #0956a3;
}

.share-btn.copy-link:hover {
    background: #334155;
}

/* Social Footer Styles */
.social-footer {
    text-align: center;
    padding: var(--space-4) 0;
    margin-top: var(--space-6);
    border-top: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.twitter-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--font-base);
    transition: all var(--transition-fast);
    padding: var(--space-1) var(--space-2);
    border-radius: 12px;
}

.twitter-link:hover {
    color: #1DA1F2;
    background: rgba(29, 161, 242, 0.1);
    transform: translateY(-2px);
}

.twitter-link i {
    font-size: 1.2em;
}

.footer-links {
    display: flex;
    gap: var(--space-2);
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--font-sm);
    padding: var(--space-1) var(--space-2);
    border-radius: 12px;
    transition: all var(--transition-fast);
}

.footer-links a:hover {
    color: var(--text-primary);
    background: var(--surface-elevated);
}

/* Content pages styling */
.privacy-policy,
.terms-of-service {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--space-21);
}

.content-container {
    background: var(--surface-color);
    padding: var(--space-34);
    border-radius: var(--space-13);
    box-shadow: 0 var(--space-2) var(--space-21) rgba(0, 0, 0, 0.05);
}

.content-container h2 {
    color: var(--primary-color);
    margin-top: var(--space-21);
    margin-bottom: var(--space-13);
}

.content-container h3 {
    color: var(--text-color);
    margin-top: var(--space-13);
    margin-bottom: var(--space-8);
}

.content-container ul {
    margin-left: var(--space-21);
    margin-bottom: var(--space-13);
}

.content-container li {
    margin-bottom: var(--space-5);
}

nav a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

nav a:hover {
    text-decoration: underline;
}

/* Recession Testing Styles */
.recession-year {
    background-color: rgba(220, 38, 38, 0.1) !important;
    border-left: 3px solid #dc2626;
}

.recovery-year {
    background-color: rgba(245, 158, 11, 0.1) !important;
    border-left: 3px solid #f59e0b;
}

.return-rate-cell.recession-year {
    color: #dc2626;
    font-weight: 600;
}

/* Save Plan Overlay Styles */
.save-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    animation: fadeIn 0.3s ease-out;
}

.save-overlay.show {
    display: flex;
}

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

@keyframes slideInFromTop {
    from {
        opacity: 0;
        transform: translate(-50%, -60%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

.save-overlay-content {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--background-primary);
    border-radius: 24px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl), 0 0 80px rgba(124, 58, 237, 0.3);
    border: 1px solid var(--glass-border);
    animation: slideInFromTop 0.4s ease-out;
}

.save-overlay-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4);
    border-bottom: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border-radius: 24px 24px 0 0;
}

.save-overlay-header h3 {
    margin: 0;
    color: var(--success-color);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-xl);
}

.save-overlay-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: var(--font-xl);
    padding: var(--space-2);
    border-radius: 50%;
    transition: all var(--transition-fast);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.save-overlay-close:hover {
    background: var(--surface-elevated);
    color: var(--text-primary);
}

.save-overlay-body {
    padding: var(--space-5);
    text-align: center;
}

.save-success-icon {
    font-size: 4rem;
    color: var(--success-color);
    margin-bottom: var(--space-3);
    animation: bounceIn 0.6s ease-out;
}

@keyframes bounceIn {
    0% { transform: scale(0); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.save-message {
    font-size: var(--font-lg);
    color: var(--text-primary);
    margin-bottom: var(--space-4);
    line-height: 1.6;
}

.save-benefits {
    background: var(--surface-elevated);
    border-radius: 16px;
    padding: var(--space-4);
    margin-bottom: var(--space-4);
    text-align: left;
}

.save-benefits h4 {
    color: var(--primary-light);
    margin-bottom: var(--space-3);
    font-size: var(--font-lg);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.save-benefits ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.save-benefits li {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) 0;
    color: var(--text-secondary);
    font-size: var(--font-base);
}

.save-benefits li i {
    color: var(--primary-light);
    width: 20px;
    text-align: center;
}

.save-url-container {
    margin-bottom: var(--space-4);
    text-align: left;
}

.save-url-container label {
    display: block;
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
    font-weight: 500;
}

.url-input-group {
    display: flex;
    gap: var(--space-2);
}

.url-input-group input {
    flex: 1;
    padding: var(--space-2);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    background: var(--surface-elevated);
    color: var(--text-primary);
    font-size: var(--font-sm);
    font-family: monospace;
}

.copy-url-btn {
    background: var(--primary-gradient);
    color: white;
    border: none;
    padding: var(--space-2) var(--space-3);
    border-radius: 12px;
    cursor: pointer;
    font-size: var(--font-sm);
    font-weight: 600;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-1);
    white-space: nowrap;
}

.copy-url-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.copy-url-btn.copied {
    background: var(--success-color);
}

.save-overlay-footer {
    padding: var(--space-4);
    border-top: 1px solid var(--glass-border);
    text-align: center;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border-radius: 0 0 24px 24px;
}

.save-overlay-ok {
    background: var(--primary-gradient);
    color: white;
    border: none;
    padding: var(--space-2) var(--space-5);
    border-radius: 16px;
    cursor: pointer;
    font-size: var(--font-lg);
    font-weight: 600;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin: 0 auto;
}

.save-overlay-ok:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

/* Contact Page Styles */
.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-4);
    margin: var(--space-5) 0;
}

.contact-card {
    background: var(--surface-elevated);
    border-radius: 16px;
    padding: var(--space-4);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
    transition: all var(--transition-base);
}

.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.contact-card h3 {
    color: var(--primary-light);
    margin-bottom: var(--space-2);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.contact-link {
    display: inline-block;
    background: var(--primary-gradient);
    color: white;
    padding: var(--space-2) var(--space-3);
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    margin: var(--space-2) 0;
    transition: all var(--transition-fast);
}

.contact-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.contact-note {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    font-style: italic;
    margin-top: var(--space-2);
}

.faq-preview {
    background: var(--surface-color);
    border-radius: 12px;
    padding: var(--space-3);
    margin: var(--space-3) 0;
    text-align: center;
}

.faq-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--secondary-gradient);
    color: white;
    padding: var(--space-2) var(--space-4);
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    margin-top: var(--space-2);
    transition: all var(--transition-fast);
}

.faq-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.creator-note {
    background: var(--glass-bg);
    border-left: 4px solid var(--accent-bitcoin);
    border-radius: 12px;
    padding: var(--space-4);
    margin: var(--space-4) 0;
    backdrop-filter: var(--glass-blur);
}

.creator-note em {
    color: var(--text-secondary);
    line-height: 1.6;
}

.creator-note strong {
    color: var(--primary-light);
}

.return-rate-cell.recovery-year {
    color: #f59e0b;
    font-weight: 600;
}

.recession-year:hover {
    background-color: rgba(220, 38, 38, 0.15) !important;
}

.recovery-year:hover {
    background-color: rgba(245, 158, 11, 0.15) !important;
}

/* Sticky Footer Navigation */
.sticky-footer-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--background-primary);
    border-top: 1px solid var(--glass-border);
    box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(16px);
    z-index: 1000;
    padding: var(--space-2) var(--space-3);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    transition: all var(--transition-base);
}

.progress-section {
    flex: 1;
    min-width: 0;
}

.step-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.step-current {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.step-title {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 500;
    text-align: right;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.config-navigation {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    justify-content: center;
    overflow-x: auto;
    padding: 0 var(--space-2);
}

.config-nav-box {
    min-width: 80px;
    height: 48px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-fast);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4px 8px;
    position: relative;
    white-space: nowrap;
}

.config-nav-box i {
    font-size: 14px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1;
    margin-bottom: 2px;
}

.config-nav-box .box-label {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-secondary);
    line-height: 1.1;
    text-align: center;
}

.config-nav-box:hover {
    background: rgba(124, 58, 237, 0.15);
    border-color: rgba(124, 58, 237, 0.3);
    transform: translateY(-2px);
}

.config-nav-box:hover i,
.config-nav-box:hover .box-label {
    color: var(--text-primary);
}

.config-nav-box.active {
    background: var(--primary-gradient);
    border-color: var(--primary-light);
    box-shadow: 0 4px 16px rgba(124, 58, 237, 0.3);
    transform: translateY(-2px);
}

.config-nav-box.active i,
.config-nav-box.active .box-label {
    color: white;
}

.config-nav-box.completed {
    background: rgba(16, 185, 129, 0.15);
    border-color: rgba(16, 185, 129, 0.4);
}

.config-nav-box.completed::after {
    content: '✓';
    position: absolute;
    top: 2px;
    right: 2px;
    font-size: 8px;
    color: #10B981;
}

.progress-bar {
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--primary-light) 100%);
    border-radius: 2px;
    transition: width 0.6s ease;
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.2) 50%, transparent 100%);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.nav-controls {
    display: flex;
    gap: var(--space-2);
    align-items: center;
}

.footer-nav-btn {
    background: var(--primary-gradient);
    border: none;
    border-radius: 12px;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 18px;
    font-size: 14px;
    min-width: 80px;
    justify-content: center;
}

.footer-nav-btn:disabled {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.4);
    cursor: not-allowed;
}

.footer-nav-btn:not(:disabled):hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.footer-nav-btn:not(:disabled):active {
    transform: translateY(0);
}

.footer-nav-btn.prev-btn {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
}

.footer-nav-btn.prev-btn:not(:disabled):hover {
    background: var(--surface-elevated);
    color: var(--text-primary);
}

/* Mobile responsive */
@media (max-width: 768px) {
    .sticky-footer-nav {
        padding: var(--space-1) var(--space-2);
    }
    
    .footer-nav-btn {
        padding: 10px 12px;
        min-width: 60px;
    }
    
    .footer-nav-btn .btn-text {
        display: none;
    }
    
    .footer-nav-btn i {
        margin: 0;
    }
    
    .config-nav-box {
        min-width: 70px;
        height: 44px;
        padding: 3px 6px;
    }
    
    .config-nav-box i {
        font-size: 12px;
    }
    
    .config-nav-box .box-label {
        font-size: 10px;
    }
}

/* Extra small screens */
@media (max-width: 480px) {
    .sticky-footer-nav {
        padding: 8px var(--space-1);
    }
    
    .progress-section {
        margin-right: var(--space-1);
    }
    
    .footer-nav-btn {
        padding: 8px 10px;
        min-width: 48px;
        border-radius: 8px;
    }
}

/* Add bottom padding to main content to account for sticky footer */
main {
    padding-bottom: 120px;
}

@media (max-width: 768px) {
    main {
        padding-bottom: 100px;
    }
}