@font-face {
    font-family: 'Inter';
    font-weight: 300;
    font-style: normal;
    src: url('fonts/inter-300.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-weight: 400;
    font-style: normal;
    src: url('fonts/inter-400.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-weight: 500;
    font-style: normal;
    src: url('fonts/inter-500.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-weight: 600;
    font-style: normal;
    src: url('fonts/inter-600.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-weight: 700;
    font-style: normal;
    src: url('fonts/inter-700.woff2') format('woff2');
}

@font-face {
    font-family: 'JetBrains Mono';
    font-weight: 400;
    font-style: normal;
    src: url('fonts/jetbrains-mono-regular.woff2') format('woff2');
}

@font-face {
    font-family: 'JetBrains Mono';
    font-weight: 500;
    font-style: normal;
    src: url('fonts/jetbrains-mono-500.woff2') format('woff2');
}

@font-face {
    font-family: 'JetBrains Mono';
    font-weight: 600;
    font-style: normal;
    src: url('fonts/jetbrains-mono-600.woff2') format('woff2');
}

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

:root {
    --black: #000000;
    --white: #FFFFFF;
    --gray-light: #F8F8F8;
    --gray-medium: #E0E0E0;
    --gray-dark: #666666;
    --neon-blue: #0066FF;
    --neon-blue-hover: #0052CC;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--black);
    background: var(--white);
}

h1, h2, h3, h4 {
    font-weight: 600;
    line-height: 1.2;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 1.5rem;
}

h2 {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--gray-medium);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--black);
    text-decoration: none;
    border: 2px solid var(--black);
    padding: 0.5rem 1rem;
    transition: all 0.3s ease;
}

.logo:hover {
    background: var(--black);
    color: var(--white);
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    color: var(--black);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: var(--neon-blue);
}

.lang-switch {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.lang-btn {
    background: none;
    border: none;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.875rem;
    color: var(--gray-dark);
    cursor: pointer;
    transition: color 0.3s ease;
}

.lang-btn:hover,
.lang-btn.active {
    color: var(--neon-blue);
}

.lang-btn.active {
    font-weight: 600;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--black);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    padding: 12rem 0 6rem;
    min-height: 80vh;
    display: flex;
    align-items: center;
    background: var(--gray-light);
}

.hero h1 {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
}

.hero p {
    font-size: 1.25rem;
    color: var(--gray-dark);
    margin-bottom: 2rem;
    max-width: 800px;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    border: 2px solid var(--black);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    font-family: 'JetBrains Mono', monospace;
}

.btn.primary {
    background: var(--neon-blue);
    border-color: var(--neon-blue);
    color: var(--white);
}

.btn.primary:hover {
    background: var(--neon-blue-hover);
    border-color: var(--neon-blue-hover);
}

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

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

/* Services Section */
.services {
    padding: 6rem 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    padding: 2rem;
    border: 1px solid var(--gray-medium);
    background: var(--white);
    transition: all 0.3s ease;
    position: relative;
}

.service-card:hover {
    border-color: var(--neon-blue);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.service-card.featured {
    border: 2px solid var(--neon-blue);
    background: var(--gray-light);
}

.service-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.service-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: calc(100% + 4rem);
    max-width: 400px;
    padding: 1.5rem;
    background: var(--white);
    border: 2px solid var(--neon-blue);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 10;
}

.service-card:hover .service-overlay {
    opacity: 1;
    visibility: visible;
}

.service-overlay p {
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--black);
    margin: 0;
}

/* Migration Section */
.migration {
    padding: 6rem 0;
    background: var(--black);
    color: var(--white);
}

.migration h2 {
    color: var(--white);
}

.migration-intro {
    margin-top: 2rem;
    font-size: 1.125rem;
    max-width: 900px;
    line-height: 1.8;
}

.migration-content {
    margin-top: 3rem;
}

.migration-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.migration-advantages,
.migration-steps {
    padding: 2rem;
    background: var(--white);
    color: var(--black);
}

.migration-advantages h3,
.migration-steps h3 {
    color: var(--black);
    margin-bottom: 1.5rem;
}

.migration ul {
    list-style: none;
    margin: 0;
}

.migration li {
    margin-bottom: 1rem;
    font-size: 1.125rem;
    color: var(--black);
}

.migration-steps p {
    margin-bottom: 0.75rem;
    color: var(--black);
}

/* Target Groups Section */
.target-groups {
    padding: 6rem 0;
}

.target-groups-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.target-card {
    padding: 2rem;
    border: 1px solid var(--gray-medium);
    text-align: center;
    transition: all 0.3s ease;
}

.target-card:hover {
    border-color: var(--neon-blue);
    transform: translateY(-4px);
}

.target-emoji {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* About Section */
.about {
    padding: 6rem 0;
    background: var(--gray-light);
}

.about-content {
    margin-top: 3rem;
}

.about-text p {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
    max-width: 800px;
}

/* Contact Section */
.contact {
    padding: 6rem 0;
}

.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.contact-item {
    margin-bottom: 2rem;
}

.contact-item h3 {
    margin-bottom: 0.5rem;
}

.contact-item a,
.contact-item p {
    color: var(--gray-dark);
    font-size: 1.125rem;
    text-decoration: none;
}

.contact-item a:hover {
    color: var(--neon-blue);
}

.contact-form {
    padding: 2rem;
    border: 1px solid var(--gray-medium);
}

.contact-form h3 {
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--gray-medium);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--neon-blue);
}

.form-group textarea {
    resize: vertical;
}

/* Impressum Section */
.impressum {
    padding: 6rem 0;
    background: var(--gray-light);
}

.impressum-content {
    margin-top: 3rem;
    max-width: 800px;
}

.impressum-content h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.impressum-content h3:first-child {
    margin-top: 0;
}

.impressum-content p {
    margin-bottom: 0.5rem;
    color: var(--gray-dark);
}

.impressum-content a {
    color: var(--neon-blue);
    text-decoration: none;
}

.impressum-content a:hover {
    text-decoration: underline;
}

/* Footer */
footer {
    padding: 2rem 0;
    border-top: 1px solid var(--gray-medium);
    background: var(--black);
    color: var(--white);
}

footer p {
    font-size: 0.875rem;
    color: var(--gray-medium);
}

footer a {
    color: var(--gray-medium);
    text-decoration: none;
    margin-left: 0.5rem;
}

footer a:hover {
    color: var(--neon-blue);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero {
        padding: 8rem 0 4rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .hero-cta {
        flex-direction: column;
    }

    .hero-cta .btn {
        width: 100%;
        text-align: center;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }
}

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

/* Selection */
::selection {
    background: var(--neon-blue);
    color: var(--white);
}