*{box-sizing:border-box}html:lang(de),html:lang(en){hyphens:auto;-webkit-hyphens:auto}:root{--color-primary: #007fff;--color-secondary: #005a9d;--color-tertiary: #001f4a;--color-text: #1f2937;--color-text-secondary: #6b7280;--color-background: #fff;--color-surface: #f8fafc;--color-border: #e5e7eb;--color-border-hover: #9ca3af;--color-border-light: #ccc;--color-print-text: #000;--color-print-border: #666;--shadow-sm: 0 4px 6px rgba(0, 0, 0, .1);--shadow-md: 0 8px 15px rgba(0, 0, 0, .15);--font-family: var(--font-montserrat, system-ui, -apple-system, sans-serif);--max-width: 64rem;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-3: .75rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--border-radius: .375rem;--border-radius-sm: .25rem;--border-radius-md: .5rem;--border-radius-lg: .75rem;--font-size-sm: .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}@media(prefers-color-scheme:dark){:root{--color-primary: #007fff;--color-secondary: #3b9eff;--color-text: #f8fafc;--color-text-secondary: #cbd5e1;--color-background: #001f4a;--color-surface: #003366;--color-border: #005a9d}}body{margin:0;font-family:var(--font-family);line-height:1.6;color:var(--color-text);background-color:var(--color-background);min-height:100vh;display:flex;flex-direction:column}main{flex:1;padding-top:4rem}h1,h2,h3,h4,h5,h6{margin:0 0 var(--spacing-md) 0;font-weight:600;line-height:1.3;color:var(--color-text)}h1{font-size:2.25rem}h2{font-size:1.875rem}h3{font-size:1.5rem}h4{font-size:1.25rem}h5{font-size:1.125rem}h6{font-size:1rem}p{margin:0 0 var(--spacing-md) 0}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:var(--max-width);margin:0 auto;padding:0 var(--spacing-md)}.hidden{display:none}.section{padding:var(--spacing-xl) 0}.card-base{background:var(--color-background);border:1px solid var(--color-border);border-radius:var(--border-radius);padding:var(--spacing-md);box-shadow:var(--shadow-sm)}.site-header{position:fixed;top:0;left:0;right:0;z-index:50;background:var(--color-background);border-bottom:1px solid var(--color-border);box-shadow:0 1px 3px #0000001a}.nav-wrapper{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-md) 0;min-height:4rem}.logo{height:2rem;width:auto}.nav-brand{display:flex;align-items:center;gap:var(--spacing-md);font-weight:600;font-size:1.125rem;color:var(--color-text);text-decoration:none}.nav-brand:hover{text-decoration:none}.brand-text{display:block;color:var(--color-text)}.nav-right{display:flex;align-items:center;gap:var(--spacing-md)}.nav-menu{display:flex;list-style:none;margin:0;padding:0;gap:var(--spacing-lg)}.nav-menu li{margin:0}.nav-link{color:var(--color-text);font-weight:500;text-decoration:none;transition:color .2s ease;padding:var(--spacing-sm) 0;display:block;font-size:1rem}.nav-link:hover{color:var(--color-primary);text-decoration:none}.nav-link.active{color:var(--color-primary);font-weight:600}.language-selector{display:flex;border-radius:var(--border-radius);overflow:hidden;border:1px solid var(--color-border)}.language-link{display:flex;align-items:center;justify-content:center;min-width:2.25rem;height:1.75rem;padding:0 var(--spacing-xs);font-size:.75rem;font-weight:600;letter-spacing:.05em;transition:all .2s ease;text-decoration:none;background:transparent;color:var(--color-text-secondary);border:none;border-right:1px solid var(--color-border)}.language-link:last-child{border-right:none}.language-link:hover{background:var(--color-surface);color:var(--color-text);text-decoration:none}.language-link.active{background:var(--color-secondary);color:#fff}.hero{padding:var(--spacing-2xl) 0}.card{background:var(--color-background);border:1px solid var(--color-border);border-radius:var(--border-radius);padding:var(--spacing-lg);margin-bottom:var(--spacing-md)}.skill-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-md)}@media(min-width:768px){.brand-text{display:inline-block}.nav-right{gap:var(--spacing-lg)}.nav-menu{gap:var(--spacing-xl)}}@media(max-width:767px){.nav-right{gap:var(--spacing-sm)}.nav-menu{gap:var(--spacing-md)}.nav-link{font-size:.875rem;padding:var(--spacing-xs) 0}.language-link{width:1.75rem;height:1.75rem;font-size:1rem}}@media(max-width:640px){.container{padding:0 var(--spacing-sm)}.page-title h1{font-size:2rem}.brand-text{display:none}.nav-wrapper{padding:var(--spacing-sm) 0}}@media(max-width:480px){h1{font-size:1.875rem}h2{font-size:1.5rem}h3{font-size:1.25rem}}@media print{body{background:#fff;color:#000}main{padding-top:0}header,.no-print{display:none!important}*{color:var(--color-print-text)!important}.card-base,.skill-card,.language-card,.project-card,.certificate-card{background:none!important;border:none!important;box-shadow:none!important;padding:0!important;break-inside:avoid}a:after{content:" (" attr(href) ")"}h1,h2,h3,h4,h5,h6{page-break-after:avoid;color:var(--color-print-text)}.prose p,.prose li{color:var(--color-print-border)}.prose strong{color:var(--color-print-text)}}.site-footer[data-astro-cid-sz7xmlte]{background-color:var(--color-secondary);color:#fff}.site-footer[data-astro-cid-sz7xmlte].with-margin{margin-top:var(--spacing-2xl)}.footer-content[data-astro-cid-sz7xmlte]{padding:var(--spacing-2xl) 0;display:flex;flex-direction:column;gap:var(--spacing-lg)}.footer-nav[data-astro-cid-sz7xmlte]{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--spacing-xl) var(--spacing-sm);list-style:none;margin:0;padding:0}.footer-link[data-astro-cid-sz7xmlte]{color:#fffc;text-decoration:none;font-size:.875rem;transition:color .2s ease}.footer-link[data-astro-cid-sz7xmlte]:hover{color:#fff;text-decoration:none}.copyright[data-astro-cid-sz7xmlte]{text-align:center;color:#fffc;font-size:.875rem;margin:0}:root{--font-montserrat: "Montserrat Variable", sans-serif}