/* AllType Calculators */

/* Import Open Sans font from Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

/* CSS Variables - Light Theme */
:root {
    --atc-font-sans: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --atc-font-mono: 'JetBrains Mono', Menlo, Monaco, Consolas, monospace;
    --atc-radius: 0.5rem;
    --atc-radius-lg: 0.75rem;
    
    /* Clean Light Mode Colors */
    --atc-background: hsl(0, 0%, 100%);
    --atc-foreground: hsl(222, 47%, 11%);
    --atc-border: hsl(214, 32%, 91%);
    --atc-card: hsl(0, 0%, 100%);
    --atc-card-foreground: hsl(222, 47%, 11%);
    --atc-card-border: hsl(214, 32%, 91%);
    --atc-muted: hsl(210, 40%, 96%);
    --atc-muted-foreground: hsl(215, 16%, 47%);
    --atc-primary: hsl(221, 83%, 53%);
    --atc-primary-foreground: hsl(0, 0%, 100%);
    --atc-secondary: hsl(210, 40%, 96%);
    --atc-secondary-foreground: hsl(222, 47%, 11%);
    --atc-accent: hsl(210, 40%, 96%);
    --atc-accent-foreground: hsl(222, 47%, 11%);
    --atc-destructive: hsl(0, 84%, 60%);
    --atc-input: hsl(214, 32%, 91%);
    --atc-ring: hsl(221, 83%, 53%);
    
    /* Chart Colors */
    --atc-chart-1: hsl(221, 83%, 53%);
    --atc-chart-2: hsl(142, 71%, 45%);
    --atc-chart-3: hsl(262, 83%, 58%);
    --atc-chart-4: hsl(25, 95%, 53%);
    --atc-chart-5: hsl(340, 82%, 52%);
    
    /* Elevations */
    --atc-elevate-1: rgba(0, 0, 0, 0.04);
    --atc-elevate-2: rgba(0, 0, 0, 0.08);
    --atc-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --atc-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --atc-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
}


/* Base Container */
.atc-calculator-container {
    font-family: var(--atc-font-sans);
    color: var(--atc-foreground);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    max-width: 56rem; /* max-w-4xl */
    margin: 0 auto;
    padding: 1.5rem 1rem;
    box-sizing: border-box;
}

.atc-calculator-container *,
.atc-calculator-container *::before,
.atc-calculator-container *::after {
    box-sizing: border-box;
}

/* Back Button - style ghost button */
.atc-back-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.75rem;
    margin-left: -0.5rem;
    margin-bottom: 1.5rem;
    font-family: var(--atc-font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--atc-foreground);
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--atc-radius);
    cursor: pointer;
    transition: background-color 0.15s ease;
    text-decoration: none;
}

.atc-back-button:hover {
    background-color: var(--atc-elevate-1);
}

.atc-back-button svg {
    width: 1rem;
    height: 1rem;
}

/* Header Section - style layout */
.atc-header {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.atc-icon-wrapper {
    padding: 0.5rem;
    background-color: var(--atc-muted);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.atc-icon-wrapper svg {
    width: 1.5rem;
    height: 1.5rem;
    color: var(--atc-foreground);
}

.atc-header-text h1 {
    font-family: var(--atc-font-sans);
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin: 0 0 0.25rem 0;
    color: var(--atc-foreground);
}

.atc-header-text p {
    font-family: var(--atc-font-sans);
    font-size: 0.875rem;
    color: var(--atc-muted-foreground);
    margin: 0;
    line-height: 1.5;
}

/* Grid Layout - Two Column Two Column */
.atc-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .atc-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* Card Component */
.atc-card {
    border-radius: var(--atc-radius-lg);
    border: 1px solid var(--atc-card-border);
    background-color: var(--atc-card);
    color: var(--atc-card-foreground);
    box-shadow: var(--atc-shadow-sm);
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.atc-card:hover {
    box-shadow: var(--atc-shadow);
}

.atc-card-header {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    padding: 1.5rem;
    padding-bottom: 1rem;
}

.atc-card-title {
    font-family: var(--atc-font-sans);
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.01em;
    margin: 0;
    color: var(--atc-foreground);
}

.atc-card-content {
    padding: 0 1.5rem 1.5rem 1.5rem;
}

/* Input Card */
.atc-input-card .atc-card-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Result Card - with muted background */
.atc-result-card {
    background-color: color-mix(in srgb, var(--atc-muted) 50%, var(--atc-card));
    border-color: var(--atc-border);
}

.atc-result-card .atc-card-header {
    padding-bottom: 0.5rem;
}

.atc-result-card .atc-card-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Right Column Container */
.atc-right-column {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Form Controls - Light Mode styling */
.atc-form-group {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.atc-label {
    font-family: var(--atc-font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--atc-foreground);
}

.atc-input-wrapper {
    position: relative;
}

.atc-input {
    width: 100%;
    height: 2.5rem;
    padding: 0 0.75rem;
    font-family: var(--atc-font-mono);
    font-size: 0.875rem;
    color: var(--atc-foreground);
    background-color: var(--atc-background);
    border: 1px solid var(--atc-input);
    border-radius: var(--atc-radius);
    outline: none;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.atc-input:focus {
    border-color: var(--atc-ring);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--atc-ring) 20%, transparent), 0 0 0 4px var(--atc-background);
}

.atc-input::placeholder {
    color: var(--atc-muted-foreground);
}

/* Input with unit */
.atc-input-with-unit {
    padding-right: 3rem;
}

.atc-input-unit {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--atc-font-sans);
    font-size: 0.875rem;
    color: var(--atc-muted-foreground);
    pointer-events: none;
}

.atc-helper-text {
    font-family: var(--atc-font-sans);
    font-size: 0.75rem;
    color: var(--atc-muted-foreground);
}

/* Select Dropdown */
.atc-select {
    width: 100%;
    height: 2.5rem;
    padding: 0 2rem 0 0.75rem;
    font-family: var(--atc-font-sans);
    font-size: 0.875rem;
    color: var(--atc-foreground);
    background-color: var(--atc-background);
    border: 1px solid var(--atc-input);
    border-radius: var(--atc-radius);
    outline: none;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.5rem center;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.atc-select:focus {
    border-color: var(--atc-ring);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--atc-ring) 20%, transparent), 0 0 0 4px var(--atc-background);
}

/* Tabs - style TabsList */
.atc-tabs {
    width: 100%;
}

.atc-tabs-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.25rem;
    padding: 0.25rem;
    background-color: var(--atc-muted);
    border-radius: var(--atc-radius);
}

.atc-tabs-list-3 {
    grid-template-columns: repeat(3, 1fr);
}

.atc-tab-trigger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 0.75rem;
    font-family: var(--atc-font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--atc-muted-foreground);
    background: transparent;
    border: none;
    border-radius: calc(var(--atc-radius) - 2px);
    cursor: pointer;
    transition: all 0.15s ease;
}

.atc-tab-trigger:hover {
    color: var(--atc-foreground);
}

.atc-tab-trigger.active {
    background-color: var(--atc-background);
    color: var(--atc-foreground);
    box-shadow: var(--atc-shadow-sm);
}

.atc-tab-content {
    display: none;
    padding-top: 1rem;
}

.atc-tab-content.active {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Result Display - style ResultDisplay component */
.atc-result-section {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.atc-result-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.25rem 0;
}

.atc-result-row.large {
    padding: 0.5rem 0;
}

.atc-result-label {
    font-family: var(--atc-font-sans);
    font-size: 0.875rem;
    color: var(--atc-muted-foreground);
}

.atc-result-value-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.atc-result-value {
    font-family: var(--atc-font-mono);
    font-weight: 600;
    font-size: 1.125rem;
    color: var(--atc-foreground);
}

.atc-result-value.large {
    font-size: 1.875rem;
}

.atc-result-unit {
    font-family: var(--atc-font-sans);
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--atc-muted-foreground);
    margin-left: 0.25rem;
}

/* Copy Button - style ghost icon button */
.atc-copy-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.75rem;
    height: 1.75rem;
    padding: 0;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--atc-radius);
    cursor: pointer;
    color: var(--atc-muted-foreground);
    transition: all 0.15s ease;
}

.atc-copy-btn:hover {
    background-color: var(--atc-elevate-1);
    color: var(--atc-foreground);
}

.atc-copy-btn svg {
    width: 0.875rem;
    height: 0.875rem;
}

.atc-copy-btn.copied svg {
    color: var(--atc-chart-2);
}

/* Divider */
.atc-divider {
    border: none;
    border-top: 1px solid var(--atc-border);
    margin: 0;
    padding-top: 0.75rem;
}

/* Accordion - Formula & Explanation - style Accordion */
.atc-accordion {
    width: 100%;
    border: 1px solid var(--atc-border);
    border-radius: 0.5rem;
    overflow: hidden;
}

.atc-accordion-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 1rem;
    font-family: var(--atc-font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--atc-foreground);
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
    transition: background-color 0.15s ease;
}

.atc-accordion-trigger:hover {
    background-color: var(--atc-elevate-1);
}

.atc-accordion-trigger-content {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.atc-accordion-trigger svg {
    width: 1rem;
    height: 1rem;
    color: var(--atc-muted-foreground);
    transition: transform 0.2s ease;
}

.atc-accordion-trigger[aria-expanded="true"] svg.chevron {
    transform: rotate(180deg);
}

.atc-accordion-content {
    display: none;
    padding: 0 1rem 1rem 1rem;
}

.atc-accordion-content.open {
    display: block;
}

.atc-explanation-section {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding-bottom: 0.5rem;
}

.atc-explanation-label {
    font-family: var(--atc-font-sans);
    font-size: 0.75rem;
    color: var(--atc-muted-foreground);
    margin-bottom: 0.25rem;
}

.atc-formula-code {
    display: block;
    font-family: var(--atc-font-mono);
    font-size: 0.875rem;
    background-color: var(--atc-muted);
    padding: 0.75rem;
    border-radius: var(--atc-radius);
    overflow-x: auto;
    color: var(--atc-foreground);
}

.atc-steps-list {
    list-style: decimal inside;
    margin: 0;
    padding: 0;
    font-family: var(--atc-font-sans);
    font-size: 0.875rem;
}

.atc-steps-list li {
    padding: 0.125rem 0;
    color: var(--atc-foreground);
}

/* BMI Color Bar - style BMI calculator */
.atc-bmi-result {
    text-align: center;
}

.atc-bmi-value {
    font-family: var(--atc-font-mono);
    font-size: 3rem;
    font-weight: 700;
    color: var(--atc-foreground);
}

.atc-bmi-category {
    font-family: var(--atc-font-sans);
    font-size: 1.125rem;
    font-weight: 500;
    margin-top: 0.25rem;
}

.atc-bmi-bar-container {
    position: relative;
    margin-top: 1.5rem;
}

.atc-bmi-bar {
    display: flex;
    height: 0.75rem;
    border-radius: 9999px;
    overflow: hidden;
}

.atc-bmi-bar-segment {
    flex: 1;
}

.atc-bmi-indicator {
    position: absolute;
    top: 0;
    width: 0.25rem;
    height: 1.25rem;
    background-color: var(--atc-foreground);
    border-radius: 9999px;
    transform: translate(-50%, -0.25rem);
}

.atc-bmi-legend {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    margin-top: 1rem;
}

.atc-bmi-legend-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-family: var(--atc-font-sans);
    font-size: 0.75rem;
    color: var(--atc-muted-foreground);
}

.atc-bmi-legend-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 9999px;
    flex-shrink: 0;
}

/* Category Colors */
.atc-color-chart-1 { color: var(--atc-chart-1); }
.atc-color-chart-2 { color: var(--atc-chart-2); }
.atc-color-chart-4 { color: var(--atc-chart-4); }
.atc-color-destructive { color: var(--atc-destructive); }

.atc-bg-chart-1 { background-color: var(--atc-chart-1); }
.atc-bg-chart-2 { background-color: var(--atc-chart-2); }
.atc-bg-chart-4 { background-color: var(--atc-chart-4); }
.atc-bg-chart-4-80 { background-color: color-mix(in srgb, var(--atc-chart-4) 80%, transparent); }
.atc-bg-destructive { background-color: var(--atc-destructive); }
.atc-bg-destructive-80 { background-color: color-mix(in srgb, var(--atc-destructive) 80%, transparent); }

/* Button - style Button component */
.atc-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    white-space: nowrap;
    font-family: var(--atc-font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--atc-radius);
    cursor: pointer;
    transition: all 0.15s ease;
    min-height: 2.25rem;
    padding: 0.5rem 1rem;
}

.atc-button-primary {
    background-color: var(--atc-primary);
    color: var(--atc-primary-foreground);
    border: 1px solid var(--atc-primary);
}

.atc-button-primary:hover {
    background-color: color-mix(in srgb, var(--atc-primary) 90%, black);
}

.atc-button-secondary {
    background-color: var(--atc-secondary);
    color: var(--atc-secondary-foreground);
    border: 1px solid var(--atc-secondary);
}

.atc-button-secondary:hover {
    background-color: var(--atc-elevate-1);
}

.atc-button-ghost {
    background: transparent;
    color: var(--atc-foreground);
    border: 1px solid transparent;
}

.atc-button-ghost:hover {
    background-color: var(--atc-elevate-1);
}

.atc-button-sm {
    min-height: 2rem;
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
}

.atc-button-icon {
    width: 2.25rem;
    height: 2.25rem;
    padding: 0;
}

/* Grid Helpers */
.atc-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

/* Password Generator Specific */
.atc-password-display {
    font-family: var(--atc-font-mono);
    font-size: 1.25rem;
    word-break: break-all;
    padding: 1rem;
    background-color: var(--atc-muted);
    border-radius: var(--atc-radius);
    text-align: center;
    color: var(--atc-foreground);
}

.atc-strength-bar {
    height: 0.5rem;
    border-radius: 9999px;
    background-color: var(--atc-muted);
    overflow: hidden;
    margin-top: 0.5rem;
}

.atc-strength-fill {
    height: 100%;
    transition: width 0.3s ease, background-color 0.3s ease;
}

/* Checkbox and Radio */
.atc-checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.atc-checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--atc-font-sans);
    font-size: 0.875rem;
    cursor: pointer;
    color: var(--atc-foreground);
}

.atc-checkbox {
    width: 1rem;
    height: 1rem;
    accent-color: var(--atc-primary);
}

/* Range Slider */
.atc-range {
    width: 100%;
    height: 0.5rem;
    border-radius: 9999px;
    background-color: var(--atc-muted);
    outline: none;
    appearance: none;
}

.atc-range::-webkit-slider-thumb {
    appearance: none;
    width: 1.25rem;
    height: 1.25rem;
    border-radius: 50%;
    background-color: var(--atc-primary);
    cursor: pointer;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.atc-range::-moz-range-thumb {
    width: 1.25rem;
    height: 1.25rem;
    border-radius: 50%;
    background-color: var(--atc-primary);
    cursor: pointer;
    border: none;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

/* Scientific Calculator Specific */
.atc-calculator-display {
    font-family: var(--atc-font-mono);
    font-size: 2rem;
    text-align: right;
    padding: 1rem;
    background-color: var(--atc-muted);
    border-radius: var(--atc-radius);
    overflow-x: auto;
    min-height: 4rem;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    color: var(--atc-foreground);
}

.atc-calculator-buttons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
}

.atc-calc-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 3rem;
    font-family: var(--atc-font-sans);
    font-size: 1.125rem;
    font-weight: 500;
    border: 1px solid var(--atc-border);
    border-radius: var(--atc-radius);
    background-color: var(--atc-background);
    color: var(--atc-foreground);
    cursor: pointer;
    transition: all 0.15s ease;
}

.atc-calc-btn:hover {
    background-color: var(--atc-elevate-1);
}

.atc-calc-btn.operator {
    background-color: var(--atc-secondary);
}

.atc-calc-btn.equals {
    background-color: var(--atc-primary);
    color: var(--atc-primary-foreground);
}

.atc-calc-btn.function {
    background-color: var(--atc-accent);
    font-size: 0.875rem;
}

/* Error State */
.atc-error {
    padding: 1rem;
    background-color: color-mix(in srgb, var(--atc-destructive) 10%, transparent);
    border: 1px solid var(--atc-destructive);
    border-radius: var(--atc-radius);
    color: var(--atc-destructive);
    text-align: center;
    font-family: var(--atc-font-sans);
}

/* Loading State */
.atc-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    color: var(--atc-muted-foreground);
    font-family: var(--atc-font-sans);
}

/* Breakdown Chart for financial calculators */
.atc-breakdown {
    display: flex;
    height: 0.75rem;
    border-radius: 9999px;
    overflow: hidden;
    margin: 0.75rem 0;
}

.atc-breakdown-segment {
    transition: width 0.3s ease;
}

.atc-breakdown-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 0.5rem;
}

.atc-breakdown-item {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-family: var(--atc-font-sans);
    font-size: 0.75rem;
    color: var(--atc-muted-foreground);
}

.atc-breakdown-color {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 2px;
    flex-shrink: 0;
}

/* Responsive Adjustments */
@media (max-width: 767px) {
    .atc-calculator-container {
        padding: 1rem;
    }
    
    .atc-header-text h1 {
        font-size: 1.25rem;
    }
    
    .atc-result-value.large {
        font-size: 1.5rem;
    }
    
    .atc-bmi-value {
        font-size: 2.5rem;
    }
    
    .atc-bmi-legend {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .atc-grid-2 {
        grid-template-columns: 1fr;
    }
}

/* Print Styles */
@media print {
    .atc-back-button,
    .atc-copy-btn,
    .atc-accordion {
        display: none;
    }
    
    .atc-card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

/* =========================================
   TOOLBAR - Currency Selector & Theme Toggle
   ========================================= */
.atc-toolbar {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.atc-currency-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.atc-currency-label {
    font-size: 0.875rem;
    color: var(--atc-muted-foreground);
}

.atc-currency-select {
    padding: 0.375rem 0.75rem;
    border-radius: var(--atc-radius);
    border: 1px solid var(--atc-border);
    background: var(--atc-background);
    color: var(--atc-foreground);
    font-size: 0.875rem;
    font-family: var(--atc-font-sans);
    cursor: pointer;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.atc-currency-select:hover {
    border-color: var(--atc-primary);
}

.atc-currency-select:focus {
    outline: none;
    border-color: var(--atc-ring);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}



/* =========================================
   DASHBOARD - Calculator Grid
   ========================================= */
.atc-dashboard {
    font-family: var(--atc-font-sans);
    color: var(--atc-foreground);
    max-width: 80rem;
    margin: 0 auto;
    padding: 1.5rem 1rem;
}

.atc-dashboard-header {
    text-align: center;
    margin-bottom: 2rem;
}

.atc-dashboard-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--atc-foreground);
    margin: 0 0 0.5rem;
}

.atc-dashboard-subtitle {
    font-size: 1rem;
    color: var(--atc-muted-foreground);
    margin: 0 0 1rem;
}

.atc-dashboard-count {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--atc-muted-foreground);
}

.atc-count-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    background-color: var(--atc-secondary);
    color: var(--atc-secondary-foreground);
    border-radius: 9999px;
}

.atc-search-container {
    max-width: 32rem;
    margin: 0 auto 2rem;
}

.atc-search-input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    font-size: 1rem;
    border: 1px solid var(--atc-border);
    border-radius: var(--atc-radius-lg);
    background: var(--atc-background);
    color: var(--atc-foreground);
    font-family: var(--atc-font-sans);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.atc-search-input:focus {
    outline: none;
    border-color: var(--atc-ring);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.atc-search-wrapper {
    position: relative;
}

.atc-search-icon {
    position: absolute;
    left: 0.875rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--atc-muted-foreground);
    pointer-events: none;
}

.atc-category-section {
    margin-bottom: 2.5rem;
}

.atc-category-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--atc-border);
}

.atc-category-icon {
    width: 1.5rem;
    height: 1.5rem;
    color: var(--atc-primary);
}

.atc-category-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--atc-foreground);
    margin: 0;
}

.atc-category-count {
    font-size: 0.875rem;
    color: var(--atc-muted-foreground);
    margin-left: auto;
}

.atc-calculator-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

/* Dashboard column variants */
.atc-dashboard[data-columns="2"] .atc-calculator-grid {
    grid-template-columns: repeat(2, 1fr);
}

.atc-dashboard[data-columns="3"] .atc-calculator-grid {
    grid-template-columns: repeat(3, 1fr);
}

.atc-dashboard[data-columns="4"] .atc-calculator-grid {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1024px) {
    .atc-dashboard[data-columns="4"] .atc-calculator-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .atc-dashboard[data-columns="3"] .atc-calculator-grid,
    .atc-dashboard[data-columns="4"] .atc-calculator-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .atc-dashboard[data-columns="2"] .atc-calculator-grid,
    .atc-dashboard[data-columns="3"] .atc-calculator-grid,
    .atc-dashboard[data-columns="4"] .atc-calculator-grid {
        grid-template-columns: 1fr;
    }
}

.atc-calculator-card {
    display: block;
    background: var(--atc-card);
    border: 1px solid var(--atc-card-border);
    border-radius: var(--atc-radius-lg);
    padding: 1rem;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease;
    box-shadow: var(--atc-shadow-sm);
}

.atc-calculator-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--atc-shadow-lg);
    border-color: var(--atc-primary);
}

.atc-calculator-card-header {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.atc-calculator-card-icon {
    width: 2.25rem;
    height: 2.25rem;
    padding: 0.5rem;
    background: var(--atc-muted);
    border-radius: var(--atc-radius);
    color: var(--atc-foreground);
    flex-shrink: 0;
}

.atc-calculator-card-icon svg {
    width: 100%;
    height: 100%;
}

.atc-calculator-card-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--atc-foreground);
    margin: 0;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.atc-calculator-card-description {
    font-size: 0.75rem;
    color: var(--atc-muted-foreground);
    margin: 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Dashboard - No Results */
.atc-no-results {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--atc-muted-foreground);
}