/* Reset und Basis-Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Farbpalette - Dunkles Fantasy-Theme */
    --color-bg: oklch(0.15 0.02 240);
    --color-fg: oklch(0.88 0.02 65);
    --color-card: oklch(0.18 0.02 240);
    --color-card-fg: oklch(0.88 0.02 65);
    --color-primary: oklch(0.45 0.12 165);
    --color-primary-fg: oklch(0.95 0.01 65);
    --color-secondary: oklch(0.25 0.02 240);
    --color-secondary-fg: oklch(0.88 0.02 65);
    --color-accent: oklch(0.35 0.1 180);
    --color-muted: oklch(0.6 0.01 65);
    --color-border: oklch(0.3 0.02 240);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Border Radius */
    --radius: 0.65rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

html {
    scroll-behavior: smooth;
}

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

/* Container */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 640px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

/* Audio Control */
.audio-control {
    position: fixed;
    top: var(--spacing-md);
    right: var(--spacing-md);
    z-index: 1000;
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    background: var(--color-card);
    border: 1px solid var(--color-border);
    color: var(--color-fg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
}

.audio-control:hover {
    background: var(--color-secondary);
    transform: scale(1.05);
}

.audio-control.playing #audioWaves {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-image: url('../images/hero-bg.png');
    background-size: cover;
    background-position: center;
}

.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, 
        var(--color-bg) 0%, 
        transparent 30%, 
        transparent 70%, 
        var(--color-bg) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-md);
    max-width: 900px;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 3vw, 1.5rem);
    color: var(--color-muted);
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-primary-fg);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--color-fg);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-secondary);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Sections */
.section {
    padding: var(--spacing-3xl) 0;
}

.section-alt {
    background: linear-gradient(to bottom, 
        transparent, 
        var(--color-card) 20%, 
        var(--color-card) 80%, 
        transparent);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-header h2 {
    font-size: clamp(2rem, 5vw, 2.5rem);
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    font-size: 1.25rem;
    color: var(--color-muted);
}

/* Cards */
.card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: var(--spacing-xl);
}

.card-title {
    font-size: 1.875rem;
    margin-bottom: var(--spacing-lg);
}

/* Project Grid */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

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

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

.project-value {
    font-weight: 600;
}

.project-features h3 {
    margin-bottom: var(--spacing-md);
}

.project-features ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.project-features li {
    color: var(--color-muted);
}

.project-features strong {
    color: var(--color-fg);
}

/* Levels Section */
.levels-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

@media (min-width: 1024px) {
    .levels-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.levels-map {
    position: relative;
}

.map-image {
    width: 100%;
    border-radius: var(--radius);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.map-overlay {
    position: absolute;
    inset: 0;
    display: grid;
    grid-template-rows: repeat(3, 1fr);
}

.map-area {
    background: transparent;
    border: none;
    cursor: pointer;
    transition: background var(--transition-base);
}

.map-area:hover {
    background: var(--color-primary);
    opacity: 0.2;
}

.map-area.active {
    background: var(--color-primary);
    opacity: 0.3;
}

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

.level-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: var(--spacing-lg);
    cursor: pointer;
    transition: all var(--transition-base);
}

.level-card:hover {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.level-card.active {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px var(--color-primary);
    transform: scale(1.05);
}

.level-card h3 {
    margin-bottom: var(--spacing-sm);
}

.level-description {
    color: var(--color-muted);
}

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

.level-card.active .level-expanded {
    max-height: 500px;
    margin-top: var(--spacing-md);
}

/* Herzraum Section */
.herzraum-section {
    position: relative;
    padding: var(--spacing-3xl) 0;
    overflow: hidden;
}

.herzraum-bg {
    position: absolute;
    inset: 0;
    background-image: url('../images/herzraum.png');
    background-size: cover;
    background-position: center;
    opacity: 0.3;
}

.herzraum-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, 
        var(--color-bg), 
        transparent 20%, 
        transparent 80%, 
        var(--color-bg));
}

.herzraum-content {
    position: relative;
    z-index: 10;
    text-align: center;
}

.herzraum-content h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
}

.herzraum-content p {
    font-size: 1.125rem;
    color: var(--color-muted);
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
}

.herzraum-image {
    width: 100%;
    max-width: 900px;
    border-radius: var(--radius);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

/* Factions */
.faction-table-card {
    margin-bottom: var(--spacing-xl);
}

.faction-table {
    width: 100%;
    border-collapse: collapse;
}

.faction-table thead tr {
    border-bottom: 1px solid var(--color-border);
}

.faction-table th {
    text-align: left;
    padding: var(--spacing-md);
    font-weight: 600;
}

.faction-table tbody tr {
    border-bottom: 1px solid var(--color-border);
    cursor: pointer;
    transition: background var(--transition-fast);
}

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

.faction-table tbody tr:hover {
    background: var(--color-secondary);
}

.faction-table td {
    padding: var(--spacing-md);
}

.faction-name {
    font-weight: 600;
}

.faction-table td:not(.faction-name) {
    color: var(--color-muted);
}

.factions-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.faction-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faction-card.active {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px var(--color-primary);
}

.faction-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    cursor: pointer;
}

.faction-header h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.faction-subtitle {
    color: var(--color-muted);
    font-size: 1rem;
}

.faction-toggle {
    padding: 0.5rem 1rem;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-fg);
    cursor: pointer;
    transition: all var(--transition-base);
}

.faction-toggle:hover {
    background: var(--color-secondary);
}

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

.faction-card.active .faction-content {
    max-height: 1000px;
}

.faction-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    padding: 0 var(--spacing-lg) var(--spacing-lg);
}

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

.faction-image-wrapper {
    text-align: center;
}

.faction-image {
    width: 100%;
    border-radius: var(--radius);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.faction-leader {
    margin-top: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--color-muted);
}

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

.faction-section h4 {
    margin-bottom: var(--spacing-sm);
}

.faction-section p {
    color: var(--color-muted);
}

/* Details Table */
.details-table {
    width: 100%;
    border-collapse: collapse;
}

.details-table tr {
    border-bottom: 1px solid var(--color-border);
}

.details-table tr:last-child {
    border-bottom: none;
}

.details-table td {
    padding: var(--spacing-md);
}

.detail-label {
    font-weight: 600;
    width: 30%;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(to bottom, var(--color-bg), var(--color-card));
}

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

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
}

.cta-text {
    font-size: 1.25rem;
    color: var(--color-muted);
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
}

.cta-card {
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
    text-align: left;
}

.cta-card h3 {
    margin-bottom: var(--spacing-md);
}

.cta-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.cta-list li::before {
    content: '• ';
    margin-right: var(--spacing-xs);
}

/* Footer */
.footer {
    padding: var(--spacing-xl) 0;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer p {
    font-size: 0.875rem;
    color: var(--color-muted);
}

/* Responsive Typography */
@media (max-width: 768px) {
    .faction-table {
        font-size: 0.875rem;
    }
    
    .faction-table th,
    .faction-table td {
        padding: var(--spacing-sm);
    }
}

/* Accessibility */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

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