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

:root {
    --color-bg: #ffffff;
    --color-text: #1a1a1a;
    --color-text-light: #666666;
    --color-accent: #000000;
    --color-border: #e0e0e0;
    --font-primary: 'Georgia', serif;
    --font-secondary: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    --spacing-xs: 1rem;
    --spacing-sm: 2rem;
    --spacing-md: 4rem;
    --spacing-lg: 6rem;
    --spacing-xl: 8rem;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-secondary);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Typography */
h1, h2, h3 {
    font-family: var(--font-primary);
    font-weight: 400;
    line-height: 1.2;
}

/* Header */
.header {
    padding: var(--spacing-md) 0 var(--spacing-sm);
    text-align: center;
    border-bottom: 1px solid var(--color-border);
}

.artist-name {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.tagline {
    font-size: clamp(0.875rem, 2vw, 1rem);
    color: var(--color-text-light);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.header-nav {
    margin-top: var(--spacing-sm);
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.nav-link {
    color: var(--color-text);
    text-decoration: none;
    font-size: clamp(0.813rem, 2vw, 0.9375rem);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 0.625rem 1.25rem;
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
    display: inline-block;
}

.nav-link:hover {
    background-color: var(--color-accent);
    color: white;
    border-color: var(--color-accent);
}

/* About Section */
.about {
    padding: var(--spacing-lg) 0;
    background-color: #fafafa;
}

.about-content {
    max-width: 700px;
    margin: 0 auto;
}

.section-title {
    font-size: clamp(1.5rem, 4vw, 2rem);
    margin-bottom: var(--spacing-sm);
    text-align: center;
    letter-spacing: 0.05em;
}

.about-text {
    font-size: clamp(1rem, 2.5vw, 1.125rem);
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-quote {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-left: 3px solid var(--color-accent);
    background-color: #ffffff;
    font-style: italic;
}

.about-quote p {
    font-size: clamp(1rem, 2.5vw, 1.125rem);
    color: var(--color-text);
    margin-bottom: 1rem;
    line-height: 1.8;
}

.about-quote cite {
    font-size: clamp(0.875rem, 2vw, 0.9375rem);
    color: var(--color-text-light);
    font-style: normal;
    font-weight: 500;
}

/* Series Gallery Section */
.series-gallery {
    padding: var(--spacing-md) 0 var(--spacing-lg);
}

.series-category {
    margin-bottom: var(--spacing-lg);
}

.category-title {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    margin-bottom: var(--spacing-md);
    text-align: center;
    letter-spacing: 0.05em;
    color: var(--color-text-light);
    text-transform: uppercase;
}

.series-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.series-card {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    background-color: #f5f5f5;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--color-border);
}

.series-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.series-image {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.series-card:hover .series-image {
    transform: scale(1.05);
}

.series-info {
    padding: 1.5rem;
    background-color: white;
}

.series-title {
    font-size: clamp(1.125rem, 2.5vw, 1.25rem);
    margin-bottom: 0.5rem;
    font-family: var(--font-primary);
}

.series-meta {
    font-size: clamp(0.813rem, 2vw, 0.875rem);
    color: var(--color-text-light);
    margin-bottom: 0.75rem;
}

.series-description {
    font-size: clamp(0.875rem, 2vw, 0.9375rem);
    color: var(--color-text-light);
    line-height: 1.6;
}

.series-cta {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.625rem 1.5rem;
    background-color: var(--color-accent);
    color: white;
    text-decoration: none;
    font-size: clamp(0.813rem, 2vw, 0.875rem);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: background-color 0.3s ease;
}

.series-cta:hover {
    background-color: #333;
}

/* Contact Section */
.contact {
    padding: var(--spacing-lg) 0;
    background-color: #fafafa;
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-text {
    font-size: clamp(1rem, 2.5vw, 1.125rem);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
}

.contact-info {
    margin-top: var(--spacing-sm);
}

.contact-info p {
    margin-bottom: 1rem;
    font-size: clamp(0.938rem, 2vw, 1rem);
}

.contact-info a {
    color: var(--color-accent);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease;
    word-break: break-word;
}

.contact-info a:hover {
    border-bottom-color: var(--color-accent);
}

/* Footer */
.footer {
    padding: var(--spacing-md) 0;
    text-align: center;
    border-top: 1px solid var(--color-border);
    color: var(--color-text-light);
    font-size: clamp(0.813rem, 2vw, 0.875rem);
}

.footer a {
    color: var(--color-text-light);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease;
}

.footer a:hover {
    border-bottom-color: var(--color-text-light);
}

/* Impressum Page */
.impressum-section {
    padding: var(--spacing-lg) 0;
    min-height: 60vh;
}

.impressum-content {
    max-width: 800px;
    margin: 0 auto;
}

.impressum-content h3 {
    font-family: var(--font-secondary);
    font-size: clamp(1.125rem, 2.5vw, 1.25rem);
    margin-top: var(--spacing-sm);
    margin-bottom: 1rem;
    color: var(--color-accent);
}

.impressum-content p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    color: var(--color-text-light);
    font-size: clamp(0.938rem, 2vw, 1rem);
}

.impressum-content a {
    color: var(--color-accent);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease;
    word-break: break-word;
}

.impressum-content a:hover {
    border-bottom-color: var(--color-accent);
}

.impressum-date {
    margin-top: var(--spacing-md);
    font-size: clamp(0.813rem, 2vw, 0.875rem);
    color: var(--color-text-light);
}

/* PDF Modal */
.pdf-modal {
    display: none;
    position: fixed;
    z-index: 1000;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    animation: fadeIn 0.3s ease;
}

.pdf-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.pdf-container {
    width: 90%;
    max-width: 1400px;
    height: 90vh;
    background-color: white;
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.pdf-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.pdf-close {
    position: absolute;
    top: 1.5rem;
    right: 2rem;
    color: white;
    font-size: 3rem;
    font-weight: 300;
    cursor: pointer;
    transition: opacity 0.3s ease;
    z-index: 1001;
    line-height: 1;
    padding: 0.5rem;
    background-color: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    width: 3.5rem;
    height: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pdf-close:hover {
    opacity: 0.7;
    background-color: rgba(0, 0, 0, 0.7);
}

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

/* Tablet Optimization */
@media (max-width: 1024px) {
    :root {
        --spacing-sm: 1.75rem;
        --spacing-md: 3.5rem;
        --spacing-lg: 5rem;
        --spacing-xl: 6rem;
    }

    .container {
        padding: 0 1.5rem;
    }

    .series-grid {
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
        gap: 2rem;
    }

    .header-nav {
        gap: 0.875rem;
    }

    .nav-link {
        padding: 0.5rem 1rem;
    }
}

/* Mobile Optimization */
@media (max-width: 768px) {
    :root {
        --spacing-sm: 1.5rem;
        --spacing-md: 2.5rem;
        --spacing-lg: 3.5rem;
        --spacing-xl: 4.5rem;
    }

    html {
        font-size: 15px;
    }

    .container {
        padding: 0 1.25rem;
    }

    .header {
        padding: 2rem 0 1.5rem;
    }

    .header-nav {
        gap: 0.75rem;
        margin-top: 1.5rem;
    }

    .nav-link {
        padding: 0.5rem 0.875rem;
        font-size: 0.813rem;
    }

    .series-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .series-info {
        padding: 1.25rem;
    }

    .about-quote {
        padding: 1.5rem;
    }

    .pdf-close {
        top: 0.75rem;
        right: 1rem;
        font-size: 2.5rem;
        width: 3rem;
        height: 3rem;
    }

    .pdf-container {
        width: 95%;
        height: 88vh;
    }

    /* Better touch targets for mobile */
    .series-card {
        min-height: 200px;
    }

    .series-card:active {
        transform: scale(0.98);
    }

    /* Disable hover effects on mobile */
    .series-card:hover {
        transform: none;
        box-shadow: none;
    }

    .series-card:hover .series-image {
        transform: none;
    }
}

/* Small Mobile Optimization */
@media (max-width: 480px) {
    :root {
        --spacing-sm: 1.25rem;
        --spacing-md: 2rem;
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

    html {
        font-size: 14px;
    }

    .container {
        padding: 0 1rem;
    }

    .header {
        padding: 1.5rem 0 1.25rem;
    }

    .header-nav {
        gap: 0.5rem;
        margin-top: 1.25rem;
    }

    .nav-link {
        padding: 0.5rem 0.75rem;
        font-size: 0.75rem;
    }

    .series-grid {
        gap: 1.5rem;
    }

    .series-info {
        padding: 1rem;
    }

    .about-quote {
        padding: 1.25rem;
    }

    .contact-info p {
        font-size: 0.875rem;
    }

    .pdf-close {
        top: 0.5rem;
        right: 0.75rem;
        font-size: 2rem;
        width: 2.5rem;
        height: 2.5rem;
    }

    .pdf-container {
        width: 98%;
        height: 85vh;
    }
}

/* Landscape Mobile Optimization */
@media (max-width: 768px) and (orientation: landscape) {
    .header {
        padding: 1.5rem 0 1rem;
    }

    .pdf-container {
        width: 95%;
        height: 92vh;
    }

    .pdf-close {
        top: 0.5rem;
        right: 1rem;
    }
}

/* High DPI Display Optimization */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    body {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
}

/* Print Styles */
@media print {
    .header-nav,
    .pdf-modal,
    .footer {
        display: none;
    }

    body {
        background-color: white;
    }

    .about,
    .contact {
        background-color: white;
    }
}