/* CSS Variables für Themes */
:root {
    /* Light Theme */
    --color-primary: #2563eb;
    --color-primary-light: #3b82f6;
    --color-primary-dark: #1d4ed8;
    --color-secondary: #10b981;
    --color-accent: #f59e0b;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    
    --color-bg: #ffffff;
    --color-bg-secondary: #f8fafc;
    --color-bg-tertiary: #e2e8f0;
    --color-text: #1e293b;
    --color-text-secondary: #475569;
    --color-text-muted: #64748b;
    
    --color-border: #e2e8f0;
    --color-shadow: rgba(0, 0, 0, 0.1);
    --color-shadow-light: rgba(0, 0, 0, 0.05);
    
    /* Spacing System */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Typography */
    --font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    --line-height-tight: 1.2;
    --line-height-base: 1.5;
    --line-height-relaxed: 1.75;
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-base: 0.25s ease-in-out;
    --transition-slow: 0.4s ease-in-out;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-base: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

/* Dark Theme */
[data-theme="dark"] {
    --color-bg: #0f172a;
    --color-bg-secondary: #1e293b;
    --color-bg-tertiary: #334155;
    --color-text: #f1f5f9;
    --color-text-secondary: #cbd5e1;
    --color-text-muted: #94a3b8;
    --color-border: #475569;
    --color-shadow: rgba(0, 0, 0, 0.3);
    --color-shadow-light: rgba(0, 0, 0, 0.2);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-text);
    background-color: var(--color-bg);
    transition: background-color var(--transition-base), color var(--transition-base);
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    line-height: var(--line-height-tight);
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: var(--font-size-4xl);
    font-weight: 700;
}

h2 {
    font-size: var(--font-size-3xl);
    font-weight: 600;
}

h3 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
}

h4 {
    font-size: var(--font-size-xl);
    font-weight: 500;
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-secondary);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

/* Header */
.header {
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
}

.logo h1 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-primary);
    margin: 0;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo a {
    text-decoration: none;
}

/* Navigation */
.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-link {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-base);
    transition: all var(--transition-base);
    position: relative;
    font-weight: 500;
}

.nav-link:hover {
    background-color: var(--color-bg-secondary);
    text-decoration: none;
    transform: translateY(-2px);
}

.nav-link.active {
    color: var(--color-primary);
    background-color: var(--color-bg-secondary);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 2px;
    background-color: var(--color-primary);
    border-radius: var(--radius-sm);
}

/* Mobile Navigation */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-text);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Theme Toggle */
.theme-toggle {
    background: none;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xs);
    cursor: pointer;
    font-size: var(--font-size-lg);
    transition: all var(--transition-base);
}

.theme-toggle:hover {
    border-color: var(--color-primary);
    transform: scale(1.1) rotate(15deg);
}

/* Main Content */
.main {
    min-height: 80vh;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg-tertiary));
    padding: var(--spacing-3xl) 0;
    text-align: center;
    animation: fadeIn 1s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Quick Calculator */
.quick-calculator {
    background: var(--color-bg);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: 0 10px 40px var(--color-shadow);
    animation: scaleIn 0.8s ease-out 0.3s both;
    max-width: 600px;
    margin: 0 auto;
}

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

.calc-form {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.calc-input, .calc-select {
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-base);
    font-size: var(--font-size-base);
    background-color: var(--color-bg);
    color: var(--color-text);
    transition: all var(--transition-base);
}

.calc-input:focus, .calc-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    transform: translateY(-2px);
}

.quick-result {
    grid-column: 1 / -1;
    padding: var(--spacing-lg);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-base);
    text-align: center;
    font-weight: 600;
    font-size: var(--font-size-lg);
    min-height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed var(--color-border);
    transition: all var(--transition-base);
}

.quick-result.has-result {
    background: linear-gradient(135deg, var(--color-success), var(--color-secondary));
    color: white;
    border-style: solid;
    border-color: var(--color-success);
    animation: pulse 0.5s ease-in-out;
}

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

.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-lg);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-base);
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3);
    margin-top: var(--spacing-lg);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
    color: white;
    text-decoration: none;
}

/* Homepage Content */
.homepage-content {
    padding: var(--spacing-3xl) 0;
    animation: slideUp 1s ease-out 0.5s both;
}

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

/* Calculator Grid */
.calculator-grid {
    padding: var(--spacing-3xl) 0;
}

.calculator-grid .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
}

.calculator-card {
    background: var(--color-bg);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: 0 10px 40px var(--color-shadow-light);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.calculator-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px var(--color-shadow);
}

.calculator-card h2 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.input-group {
    margin-bottom: var(--spacing-lg);
}

.input-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    color: var(--color-text);
}

.input-group input {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-base);
    font-size: var(--font-size-base);
    background-color: var(--color-bg);
    color: var(--color-text);
    transition: all var(--transition-base);
}

.input-group input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.calc-button {
    width: 100%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-base);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    margin-bottom: var(--spacing-lg);
}

.calc-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3);
}

.result {
    padding: var(--spacing-lg);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-base);
    margin-bottom: var(--spacing-lg);
    font-weight: 600;
    text-align: center;
    border: 2px dashed var(--color-border);
    transition: all var(--transition-base);
    min-height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.result.success {
    background: linear-gradient(135deg, var(--color-success), var(--color-secondary));
    color: white;
    border-style: solid;
    border-color: var(--color-success);
    animation: resultAppear 0.5s ease-out;
}

.result.error {
    background: var(--color-error);
    color: white;
    border-color: var(--color-error);
    border-style: solid;
}

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

.example-toggle {
    background: none;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-base);
    cursor: pointer;
    transition: all var(--transition-base);
    margin-bottom: var(--spacing-md);
}

.example-toggle:hover {
    background: var(--color-primary);
    color: white;
}

.examples {
    background: var(--color-bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-base);
    animation: slideDown 0.3s ease-out;
}

.examples.hidden {
    display: none;
}

/* Calculator Tools */
.calculator-tools {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-secondary);
}

.tools-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.tool-card {
    background: var(--color-bg);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: 0 5px 20px var(--color-shadow-light);
}

.history-list {
    max-height: 300px;
    overflow-y: auto;
    margin: var(--spacing-lg) 0;
}

.clear-button {
    background: var(--color-error);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-base);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.clear-button:hover {
    background: #dc2626;
    transform: translateY(-1px);
}

/* About Page Styles */
.about-content {
    padding: var(--spacing-3xl) 0;
}

.about-article {
    max-width: 800px;
    margin: 0 auto var(--spacing-3xl);
    animation: fadeIn 1s ease-out;
}

.features-timeline {
    margin: var(--spacing-3xl) 0;
}

.timeline {
    display: grid;
    gap: var(--spacing-xl);
}

.timeline-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    box-shadow: 0 5px 20px var(--color-shadow-light);
    animation: slideInLeft 0.6s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.timeline-marker {
    font-size: var(--font-size-2xl);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 50%;
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3);
}

.timeline-content h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.team-section {
    margin: var(--spacing-3xl) 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
}

.team-member {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    box-shadow: 0 5px 20px var(--color-shadow-light);
    animation: scaleIn 0.6s ease-out;
}

.member-avatar {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-size-xl);
    font-weight: bold;
    margin: 0 auto var(--spacing-lg);
}

/* FAQ Styles */
.faq-content {
    padding: var(--spacing-3xl) 0;
}

.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: 0 5px 20px var(--color-shadow-light);
    overflow: hidden;
    animation: fadeInUp 0.6s ease-out;
}

.faq-question {
    width: 100%;
    padding: var(--spacing-lg);
    background: none;
    border: none;
    text-align: left;
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-base);
}

.faq-question:hover {
    background: var(--color-bg-secondary);
}

.faq-icon {
    font-size: var(--font-size-xl);
    font-weight: bold;
    transition: transform var(--transition-base);
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.faq-answer.active {
    max-height: 500px;
}

.faq-content {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
}

/* Contact Page Styles */
.contact-content {
    padding: var(--spacing-3xl) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-3xl);
}

.contact-info {
    animation: slideInLeft 0.8s ease-out;
}

.contact-item {
    margin-bottom: var(--spacing-xl);
}

.contact-item h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.ascii-map {
    background: var(--color-bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-base);
    font-family: monospace;
    text-align: center;
    margin: var(--spacing-lg) 0;
}

.contact-form-container {
    animation: slideInRight 0.8s ease-out;
}

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

.contact-form {
    background: var(--color-bg);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 40px var(--color-shadow-light);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--color-text);
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-base);
    font-size: var(--font-size-base);
    background-color: var(--color-bg);
    color: var(--color-text);
    transition: all var(--transition-base);
    font-family: var(--font-family);
}

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

.error-message {
    color: var(--color-error);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
    display: none;
}

.error-message.active {
    display: block;
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.submit-button {
    width: 100%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-base);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    margin-bottom: var(--spacing-lg);
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3);
}

.form-status {
    text-align: center;
    padding: var(--spacing-md);
    border-radius: var(--radius-base);
    margin-bottom: var(--spacing-lg);
    display: none;
}

.form-status.success {
    background: var(--color-success);
    color: white;
    display: block;
}

.form-status.error {
    background: var(--color-error);
    color: white;
    display: block;
}

.form-note {
    background: var(--color-bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-base);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-lg);
}

.impressum {
    background: var(--color-bg-secondary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
}

.impressum-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.impressum-item h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

/* Footer */
.footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-3xl);
}

.footer-content {
    text-align: center;
}

.footer-content p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-muted);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .impressum-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    /* Mobile Navigation */
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        right: 0;
        background: var(--color-bg);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-base);
        padding: var(--spacing-lg);
        flex-direction: column;
        box-shadow: 0 10px 40px var(--color-shadow);
        transform: translateY(-10px);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
        min-width: 200px;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    /* Responsive Layout */
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero {
        padding: var(--spacing-xl) 0;
    }
    
    .calc-form {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .calculator-grid .container {
        grid-template-columns: 1fr;
    }
    
    .timeline-item {
        flex-direction: column;
        text-align: center;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .impressum-grid {
        grid-template-columns: 1fr;
    }
    
    /* Typography */
    h1 {
        font-size: var(--font-size-3xl);
    }
    
    h2 {
        font-size: var(--font-size-2xl);
    }
    
    .calculator-card {
        padding: var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    .calculator-grid .container {
        grid-template-columns: 1fr;
    }
    
    .calculator-card {
        margin: 0 var(--spacing-xs);
        padding: var(--spacing-md);
    }
    
    .quick-calculator {
        padding: var(--spacing-lg);
        margin: 0 var(--spacing-xs);
    }
    
    h1 {
        font-size: var(--font-size-2xl);
    }
}

/* Print Styles */
@media print {
    .header, .footer, .nav-toggle, .theme-toggle, .cta-button {
        display: none;
    }
    
    body {
        color: black;
        background: white;
    }
    
    .main {
        padding: 0;
    }
}

/* Focus Styles for Accessibility */
*:focus {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

button:focus, input:focus, select:focus, textarea:focus, a:focus {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --color-primary: #0000ff;
        --color-text: #000000;
        --color-bg: #ffffff;
        --color-border: #000000;
    }
    
    [data-theme="dark"] {
        --color-primary: #00ff00;
        --color-text: #ffffff;
        --color-bg: #000000;
        --color-border: #ffffff;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}