*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-primary: #1a1a1a;
    --color-text: #333;
    --color-text-light: #666;
    --color-background: #ffffff;
    --color-border: #101010;
    --color-hover: #f5f5f5;
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --spacing-xs: 1rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --border-radius: 8px;
    --transition: all 0.2s ease;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--color-text);
    background: url(/img/willen_login_bg-expanded-003.jpg) no-repeat center center fixed;
    background-size: cover;
    min-height: 100vh;
    background-position: left;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--color-primary);
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 1000;
}

.skip-link:focus {
    top: 6px;
}

.container {
    display: flex;
    min-height: 100vh;
    max-width: 1400px;
    margin: 0 auto;
}

.visual-section {
    flex: 1;
    min-height: 100vh;
}

.content-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-xl) var(--spacing-lg);
    text-align: center;
    background: rgb(255 255 255 / 55%);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.site-header {
    margin-bottom: var(--spacing-xl);
}

.logo {
    max-height: 80px;
    width: auto;
    height: auto;
}

.main-content {
    margin-bottom: var(--spacing-xl);
}

.main-heading {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 300;
    letter-spacing: 0.5px;
    line-height: 1.2;
    margin-bottom: var(--spacing-xl);
    color: var(--color-primary);
}

.contact-info {
    font-style: normal;
    font-size: 1.1rem;
    line-height: 1.8;
}

.company-name {
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.address {
    margin-bottom: var(--spacing-sm);
}

.contact-details a {
    color: var(--color-text);
    text-decoration: none;
    transition: var(--transition);
}

.contact-details a:hover,
.contact-details a:focus {
    color: var(--color-primary);
    text-decoration: underline;
}

.impressum-link {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-primary);
    background: var(--color-primary);
    color: var(--color-background);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.impressum-link:hover,
.impressum-link:focus {
    background: var(--color-background);
    color: var(--color-primary);
    border-color: var(--color-primary);
    outline: 2px solid transparent;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.impressum-link:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}


/* Responsive Design */
@media (max-width: 768px) {
    .container {
        flex-direction: column;
    }

    .visual-section {
        display: none;
    }

    .content-section {
        min-height: 100vh;
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .main-heading {
        font-size: 1.8rem;
        margin-bottom: var(--spacing-lg);
    }

    .contact-info {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .content-section {
        padding: var(--spacing-md) var(--spacing-sm);
    }

    .main-heading {
        font-size: 1.5rem;
    }

    .contact-info {
        font-size: 0.9rem;
    }

    .impressum-link {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.8rem;
    }
}

.impressum-page {
    align-items: center;
    padding-top: var(--spacing-lg);
}

.scrollable-content {
    flex: 1;
    width: 100%;
    max-height: 70vh;
    overflow-y: auto;
    margin-bottom: var(--spacing-lg);
    border: 1px solid #6d6d6d;
    padding: 2rem;
}

.impressum-page .main-heading {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    margin-bottom: var(--spacing-lg);
    text-align: left;
    font-weight: bold;
}

.legal-section {
    margin-bottom: var(--spacing-lg);
    text-align: left;
}

.legal-section h2 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: var(--spacing-xs);
}

.legal-section p {
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

.company-address,
.responsible-address {
    font-style: normal;
    line-height: 1.8;
    color: var(--color-text);
}

.company-address a,
.responsible-address a,
.legal-section a {
    color: var(--color-text);
    text-decoration: none;
    transition: var(--transition);
}

.company-address a:hover,
.responsible-address a:hover,
.legal-section a:hover,
.company-address a:focus,
.responsible-address a:focus,
.legal-section a:focus {
    color: var(--color-primary);
    text-decoration: underline;
}

.photo-credits {
    list-style: none;
    padding: 0;
}

.photo-credits li {
    margin-bottom: var(--spacing-xs);
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.back-link {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-primary);
    background: var(--color-primary);
    color: var(--color-background);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.back-link:hover,
.back-link:focus {
    background: var(--color-background);
    color: var(--color-primary);
    border-color: var(--color-primary);
    outline: 2px solid transparent;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.back-link:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.scrollable-content::-webkit-scrollbar {
    width: 8px;
}

.scrollable-content::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 4px;
}

.scrollable-content::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 4px;
}

.scrollable-content::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.5);
}

@supports (scrollbar-width: thin) {
    .scrollable-content {
        scrollbar-width: thin;
        scrollbar-color: rgba(0, 0, 0, 0.3) rgba(0, 0, 0, 0.1);
    }
}

@media (max-width: 768px) {
    .scrollable-content {
        max-height: 60vh;
    }

    .legal-section h2 {
        font-size: 1.1rem;
    }

    .legal-section p {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .impressum-page {
        padding-top: var(--spacing-md);
    }

    .scrollable-content {
        max-height: 50vh;
    }

    .legal-section {
        margin-bottom: var(--spacing-md);
    }

    .legal-section h2 {
        font-size: 1rem;
    }

    .legal-section p {
        font-size: 0.85rem;
    }
}