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

body {
    font-family: 'Public Sans', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #E8EAED;
    font-weight: 400;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: #2C3E50;
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border-bottom: 1px solid #34495E;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    z-index: 101;
}

.logo img {
    height: 80px;
    width: auto;
    object-fit: cover;
    border-radius: 50%;
    aspect-ratio: 1/1;
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
    font-weight: 500;
    font-family: 'Public Sans', sans-serif;
    letter-spacing: 0.5px;
}

.nav-links a:hover,
.nav-links a.active {
    color: #5DADE2;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    z-index: 101;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: white;
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 3px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* Hero Section */
.hero {
    background: 
        linear-gradient(135deg, rgba(44, 62, 80, 0.85) 0%, rgba(52, 73, 94, 0.85) 100%),
        url('260216_Textdokument für KI-Dateien/Weiße Wand 7a - Kopie.jpg');
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    color: white;
    padding: 2rem 2rem 2rem;
    text-align: center;
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 3rem;
}

.hero-logo-large {
    margin-top: 8rem;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInLogo 4s ease-in-out;
}

.hero-logo-large img {
    max-width: 600px;
    width: 90%;
    height: auto;
    border-radius: 50%;
    object-fit: cover;
    aspect-ratio: 1/1;
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}

@media (max-width: 768px) {
    .hero-logo-large img {
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .hero-logo-large img {
        max-width: 250px;
    }
}

@keyframes fadeInLogo {
    0% {
        opacity: 0;
        transform: scale(0.8);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

.hero-content {
    flex: 0 0 auto;
    margin-top: 3rem;
}

/* About Integration im Hero */
.about-integration {
    flex: 1;
    display: flex;
    align-items: center;
    margin-top: 4rem;
    padding: 2rem;
}

.about-integration .container {
    width: 100%;
}

.about-integration h2 {
    color: white;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
    font-family: 'Aboreto', cursive;
    font-weight: 400;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.about-integration .about-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 2rem;
}

.about-integration .about-content p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    text-align: justify;
    font-family: 'Public Sans', sans-serif;
    line-height: 1.8;
    color: white;
    font-weight: 300;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-family: 'Aboreto', cursive;
    font-weight: 400;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
    color: white;
}

.hero p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    font-family: 'Public Sans', sans-serif;
    font-style: italic;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
    color: white;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.btn {
    display: inline-block;
    background: #5DADE2;
    color: white;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: transform 0.3s, background 0.3s;
    border: none;
    cursor: pointer;
    font-family: 'Public Sans', sans-serif;
    letter-spacing: 0.5px;
}

.btn:hover {
    transform: translateY(-2px);
    background: #3498DB;
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #2C3E50;
}



/* Services Section */
.services {
    padding: 4rem 2rem;
    background: #F8F9FA;
}

.services h2 {
    color: #2C3E50;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    font-family: 'Aboreto', cursive;
    font-weight: 400;
}

.service-category {
    background: white;
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.service-category h3 {
    color: #34495E;
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-family: 'Public Sans', sans-serif;
    font-weight: 600;
}

.service-category ul {
    list-style-position: inside;
    padding-left: 1rem;
}

.service-category li {
    margin-bottom: 0.5rem;
    color: #555;
}

.service-highlight {
    background: linear-gradient(135deg, #2C3E50 0%, #34495E 100%);
    color: white;
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    margin-top: 2rem;
}

.service-highlight h3 {
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.collaboration-visual {
    display: flex;
    justify-content: center;
    margin: 2rem 0;
}

.collaboration-diagram {
    max-width: 400px;
    width: 100%;
    height: auto;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

.service-highlight p {
    font-size: 1.1rem;
}

/* References Section */
.references {
    padding: 4rem 2rem;
    background: #E8EAED;
}

.references h2 {
    color: #2C3E50;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    font-family: 'Aboreto', cursive;
    font-weight: 400;
}

.reference-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.reference-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.reference-card:hover {
    transform: translateY(-5px);
}

.reference-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.reference-card h3 {
    color: #34495E;
    padding: 1rem 1.5rem 0.5rem;
    font-size: 1.2rem;
    font-family: 'Public Sans', sans-serif;
    font-weight: 600;
}

.reference-card p {
    padding: 0 1.5rem 1.5rem;
    color: #666;
}

/* Partners Section */
.partners {
    padding: 4rem 2rem;
    background: #F8F9FA;
}

.partners h2 {
    color: #2C3E50;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    font-family: 'Aboreto', cursive;
    font-weight: 400;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    align-items: center;
    justify-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.partner-logo {
    width: 100%;
    max-width: 200px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.partner-logo:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.partner-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Responsive für Partner-Logos */
@media (max-width: 992px) {
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
}

@media (max-width: 576px) {
    .partners-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

/* Contact Section */
.contact {
    padding: 4rem 2rem;
    background: #E8EAED;
}

.contact h2 {
    color: #2C3E50;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-align: center;
    font-family: 'Aboreto', cursive;
    font-weight: 400;
}

.contact-intro {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 3rem;
    color: #555;
    font-family: 'Public Sans', sans-serif;
    font-style: italic;
}

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

.contact-info h3 {
    color: #2C3E50;
    margin-bottom: 1.5rem;
    font-family: 'Public Sans', sans-serif;
    font-weight: 600;
}

.contact-person {
    margin-bottom: 1.5rem;
}

.contact-person h4 {
    color: #34495E;
    margin-bottom: 0.5rem;
    font-family: 'Public Sans', sans-serif;
    font-weight: 600;
}

.contact-person p {
    color: #555;
}

.email {
    font-weight: bold;
    color: #5DADE2;
    margin: 1.5rem 0;
}

.address {
    margin-top: 2rem;
}

.address h4 {
    color: #34495E;
    margin-bottom: 0.5rem;
}

.address p {
    color: #555;
}

.contact-form {
    background: #F8F9FA;
    padding: 2rem;
    border-radius: 8px;
}

.contact-form h3 {
    color: #2C3E50;
    margin-bottom: 1.5rem;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.8rem;
    margin-bottom: 1rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
}

.contact-form button {
    width: 100%;
}

.form-message {
    margin-top: 1rem;
    text-align: center;
    font-weight: bold;
}

/* Footer */
footer {
    background: #2C3E50;
    color: white;
    padding: 3rem 2rem 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: #5DADE2;
}

.footer-section p {
    line-height: 1.8;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* Responsive */
@media (max-width: 992px) {
    .hamburger {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        left: -100%;
        top: 0;
        flex-direction: column;
        background-color: #2C3E50;
        width: 100%;
        height: 100vh;
        text-align: center;
        transition: 0.3s;
        padding-top: 100px;
        gap: 2rem;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .nav-links li {
        margin: 0;
    }
    
    .nav-links a {
        font-size: 1.5rem;
    }
    
    .logo img {
        height: 60px;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 1rem 1rem 2rem;
        min-height: auto;
    }
    
    .hero-logo-large {
        margin-top: 4rem;
    }
    
    .hero h1 {
        font-size: 1.8rem;
        padding: 0 1rem;
    }
    
    .hero p {
        font-size: 1.1rem;
        padding: 0 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 0.8rem;
    }
    
    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.95rem;
    }
    
    .about-integration {
        margin-top: 2rem;
        padding: 1.5rem 1rem;
    }
    
    .about-integration h2 {
        font-size: 1.8rem;
        margin-bottom: 1.5rem;
    }
    
    .about-integration .about-content {
        padding: 0 1rem;
    }
    
    .about-integration .about-content p {
        font-size: 1rem;
        margin-bottom: 1.2rem;
    }
    
    .services,
    .references,
    .partners,
    .contact {
        padding: 3rem 1rem;
    }
    
    .services h2,
    .references h2,
    .partners h2,
    .contact h2 {
        font-size: 2rem;
    }
    
    .service-category,
    .contact-form {
        padding: 1.5rem;
    }
    
    .collaboration-diagram {
        max-width: 300px;
    }
    
    .reference-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.5rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .about-integration h2 {
        font-size: 1.5rem;
    }
    
    .about-integration .about-content p {
        font-size: 0.95rem;
    }
    
    .services h2,
    .references h2,
    .partners h2,
    .contact h2 {
        font-size: 1.6rem;
    }
    
    .service-category h3 {
        font-size: 1.2rem;
    }
    
    .service-highlight h3 {
        font-size: 1.3rem;
    }
    
    .collaboration-diagram {
        max-width: 250px;
    }
    
    .reference-card h3 {
        font-size: 1.1rem;
    }
    
    .logo img {
        height: 50px;
    }
    
    .btn {
        padding: 0.7rem 1.2rem;
        font-size: 0.9rem;
    }
}

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