/* Base Reset & Layout */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 15px; /* Slightly smaller base font */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background: var(--bg-primary);
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
    font-weight: 300;
}

/* Make all text lighter */
h1, h2, h3, h4, h5, h6 {
    font-weight: 400;
}

/* Main App Container */
.app-container {
    width: 100%;
    max-width: 1920px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

/* Chart Section */
.chart-section {
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-xs) var(--spacing-md);
    position: sticky;
    top: 64px;
    z-index: 100;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    margin-bottom: var(--spacing-lg);
}

.chart-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: calc(var(--spacing-md) / 2); /* Half the padding */
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.chart-title h1 {
    font-size: calc(var(--text-2xl) * 0.9); /* 10% smaller */
    font-weight: var(--font-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.chart-subtitle {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
}

.chart-selector {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transform: scale(0.9); /* 10% smaller */
    transform-origin: right center;
}

.chart-selector label {
    font-size: calc(var(--text-sm) * 0.9); /* 10% smaller */
    color: var(--text-secondary);
    font-weight: var(--font-medium);
}

.attribute-dropdown {
    background: var(--glass-bg-light);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 4px 8px;
    font-size: calc(var(--text-sm) * 0.9); /* 10% smaller to match chart-selector */
    font-family: var(--font-primary);
    font-weight: 300;
    cursor: pointer;
    transition: all var(--transition-fast);
    min-width: 150px;
}

.attribute-dropdown:hover {
    border-color: var(--glass-border-light);
    background: rgba(255, 255, 255, 0.12);
}

.attribute-dropdown:focus {
    outline: none;
    border-color: var(--color-retirement);
    box-shadow: 0 0 0 3px rgba(59, 186, 156, 0.1);
}

/* Chart Container */
.chart-container {
    width: 100%;
    height: var(--chart-height);
    position: relative;
    margin-bottom: 0; /* Remove bottom margin since slider is hidden */
    margin-left: calc(-1 * var(--spacing-md));
    margin-right: calc(-1 * var(--spacing-md));
    width: calc(100% + var(--spacing-md) * 2);
    padding-bottom: 0; /* Remove padding below */
}

.main-chart {
    width: 100%;
    height: 100%;
}

/* Retirement Slider */
.retirement-slider-container {
    display: none; /* Hidden as requested */
}

.slider-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm); /* Reduced from --spacing-md */
}

.slider-label {
    font-size: var(--text-base);
    color: var(--text-secondary);
    font-weight: var(--font-medium);
}

.slider-value {
    font-size: var(--text-xl);
    color: var(--color-retirement);
    font-weight: var(--font-bold);
}

.slider-track-wrapper {
    position: relative;
    padding: var(--spacing-md) 0; /* Reduced from var(--spacing-lg) */
}

.retirement-slider {
    width: 100%;
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

.retirement-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    background: var(--color-retirement);
    border-radius: 50%;
    cursor: grab;
    box-shadow: 0 2px 8px rgba(59, 186, 156, 0.4);
    transition: all var(--transition-fast);
}

.retirement-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 4px 12px rgba(59, 186, 156, 0.6);
}

.retirement-slider::-webkit-slider-thumb:active {
    cursor: grabbing;
    transform: scale(1.1);
}

.retirement-slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    background: var(--color-retirement);
    border: none;
    border-radius: 50%;
    cursor: grab;
    box-shadow: 0 2px 8px rgba(59, 186, 156, 0.4);
    transition: all var(--transition-fast);
}

.retirement-slider::-moz-range-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 4px 12px rgba(59, 186, 156, 0.6);
}

.retirement-slider::-moz-range-thumb:active {
    cursor: grabbing;
    transform: scale(1.1);
}

.retirement-icon {
    position: absolute;
    top: -30px; /* Reduced height */
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    pointer-events: none;
    transition: left var(--transition-fast);
}

.icon-symbol {
    width: 24px;
    height: 24px;
    object-fit: contain;
    display: block;
}

.icon-age {
    font-size: var(--text-sm);
    color: var(--color-retirement);
    font-weight: var(--font-bold);
    background: var(--bg-primary);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
}

/* Loading Overlay */
.recalculating-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(5, 25, 51, 0.9);
    backdrop-filter: blur(4px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    border-radius: var(--radius-xl);
    z-index: var(--z-overlay);
}

.recalculating-overlay span {
    font-size: var(--text-base);
    color: var(--text-secondary);
    font-weight: var(--font-medium);
}

/* Data Sections */
.data-sections {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.data-section {
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: all var(--transition-base);
}

.data-section:hover {
    border-color: var(--border-hover);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    transform: translateY(-2px);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    cursor: pointer;
    user-select: none;
    transition: background var(--transition-fast);
    background: var(--bg-primary);
    position: relative;
    z-index: 1;
    pointer-events: auto;
}

.section-header:hover {
    background: var(--bg-secondary);
}

.section-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.section-icon {
    width: 48px;
    height: 48px;
    object-fit: contain;
    flex-shrink: 0;
    display: inline-block;
}

.section-title h3 {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
}

.section-count {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    font-weight: var(--font-normal);
}

.btn-toggle {
    /* Apple Glass Design (Liquid) - Match btn-config height */
    background: var(--glass-bg-light);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    cursor: pointer;
    padding: var(--spacing-xs) var(--spacing-sm);
    transition: all var(--transition-fast);
    pointer-events: auto;
    position: relative;
    z-index: 2;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15),
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.btn-toggle:hover {
    background: rgba(15, 53, 84, 0.8);
    border-color: var(--glass-border-light);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2),
                inset 0 1px 0 rgba(255, 255, 255, 0.15);
    transform: translateY(-1px);
}

.btn-toggle.active {
    background: var(--accent-primary);
    color: var(--text-inverse);
    font-weight: var(--font-semibold);
}

.btn-toggle.pillar3a-on {
    background: var(--color-retirement); /* Match app's teal/green color */
    color: white;
    font-weight: var(--font-semibold);
}

.btn-toggle.pillar3a-off {
    background: #EF4444; /* Red */
    color: white;
    font-weight: var(--font-semibold);
}

.status-active {
    color: var(--accent-primary);
    font-weight: var(--font-semibold);
}

.status-inactive {
    color: var(--text-tertiary);
}

.toggle-icon {
    display: inline-block;
    transition: transform var(--transition-base);
}

.toggle-icon.rotated {
    transform: rotate(90deg);
}

.section-content {
    display: block;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1), 
                opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                padding-top 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                padding-bottom 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    padding-top: 0;
    padding-bottom: 0;
    padding-left: 0;
    padding-right: 0;
}

.section-content.expanded {
    max-height: 5000px;
    opacity: 1;
    padding-top: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    padding-left: 0;
    padding-right: 0;
}

.table-wrapper {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    overflow-x: auto;
}

/* Settings Section */
.settings-content {
    padding: var(--spacing-lg);
}

.settings-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.settings-item h4 {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0;
}

.settings-item p {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}

/* Responsive Design */
@media (max-width: 768px) {
    .app-container {
        padding: var(--spacing-md);
        gap: var(--spacing-lg);
    }
    
    .chart-section {
        padding: var(--spacing-lg);
        top: 56px; /* Account for smaller mobile navbar */
    }
    
    .chart-container {
        height: var(--chart-height-mobile);
    }
    
    .chart-controls {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .chart-title h1 {
        font-size: var(--text-xl);
    }
    
    .section-header {
        padding: var(--spacing-md);
    }
    
    .table-wrapper {
        padding: 0 var(--spacing-md) var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .chart-title h1 {
        font-size: var(--text-lg);
    }
    
    .slider-value {
        font-size: var(--text-lg);
    }
    
    .icon-symbol {
        font-size: 24px;
    }
}