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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

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

/* HEADER als Flex-Container für horizontale Ausrichtung */
header {
    display: flex;
    justify-content: space-between; /* Text links, Logo rechts */
    align-items: center;
    color: white;
    padding: 40px 20px;
}

/* Textblock links – vertikal untereinander */
.header-text {
    display: flex;
    flex-direction: column;
    text-align: left; /* Links ausgerichtet */
}

.header-text h1 {
    font-size: 3em;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.header-text p {
    font-size: 1.2em;
    opacity: 0.9;
}

/* Logo rechts, behält deine Styles */
.header-logo {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-left: 40px; /* Optionaler Abstand */
}

.logo-image {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    background: transparent;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
}

.logo-image:hover {
    transform: scale(1.05) rotate(2deg);
}

/* Responsive Logo */
@media (max-width: 768px) {
    .logo-image {
        width: 120px;
        height: 120px;
    }
}

/* Newsletter Section */
.newsletter-section {
    background: white;
    border-radius: 15px;
    padding: 40px;
    margin: 30px 0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.newsletter-section h2 {
    color: #667eea;
    margin-bottom: 20px;
    font-size: 1.8em;
}

.newsletter-form {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.newsletter-form input[type="email"] {
    flex: 1;
    min-width: 250px;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1em;
    transition: border-color 0.3s;
}

.newsletter-form input[type="email"]:focus {
    outline: none;
    border-color: #667eea;
}

.newsletter-form button {
    padding: 15px 40px;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1em;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.3s;
}

.newsletter-form button:hover {
    background: #5568d3;
}

/* Gallery Section */
.gallery-section {
    background: white;
    border-radius: 15px;
    padding: 40px;
    margin: 30px 0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.gallery-section h2 {
    color: #667eea;
    margin-bottom: 30px;
    font-size: 1.8em;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.project-card {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    border-radius: 12px;
    padding: 30px;
    text-decoration: none;
    color: #333;
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
    display: block;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.project-card h3 {
    color: #667eea;
    margin-bottom: 15px;
    font-size: 1.3em;
}

.project-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.view-details {
    display: inline-block;
    margin-top: 10px;
    color: #667eea;
    font-weight: bold;
    transition: transform 0.3s;
}

.project-card:hover .view-details {
    transform: translateX(5px);
}

/* Chat GPT Section */
.chat-section {
    background: white;
    border-radius: 15px;
    padding: 40px;
    margin: 30px 0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.chat-section h2 {
    color: #667eea;
    margin-bottom: 20px;
    font-size: 1.8em;
}

.chat-window {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    padding: 30px;
    color: white;
    text-align: center;
    cursor: pointer;
    transition: transform 0.3s;
    text-decoration: none;
    display: block;
}

.chat-window:hover {
    transform: scale(1.02);
}

.chat-icon {
    font-size: 3em;
    margin-bottom: 15px;
}

.chat-window h3 {
    font-size: 1.5em;
    margin-bottom: 10px;
}

.chat-window p {
    opacity: 0.9;
    font-size: 1.1em;
}

footer {
    text-align: center;
    color: white;
    padding: 30px;
    margin-top: 40px;
    opacity: 0.8;
}

/* ========================================
   PROJEKTSEITEN STYLES
   ======================================== */

/* Breadcrumb Navigation */
.breadcrumb {
    background: rgba(255, 255, 255, 0.2);
    padding: 15px 20px;
    border-radius: 10px;
    margin-bottom: 30px;
}

.breadcrumb a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.3s;
}

.breadcrumb a:hover {
    opacity: 0.8;
}

/* Project Header */
.project-header {
    text-align: center;
    color: white;
    padding: 40px 20px;
    margin-bottom: 30px;
}

.project-header h1 {
    font-size: 2.5em;
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.project-subtitle {
    font-size: 1.3em;
    opacity: 0.9;
}

/* Main Project Content */
.project-content {
    background: white;
    border-radius: 15px;
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.project-content section {
    margin-bottom: 50px;
}

.project-content section:last-child {
    margin-bottom: 0;
}

.project-content h2 {
    color: #667eea;
    font-size: 1.8em;
    margin-bottom: 25px;
    border-bottom: 2px solid #f0f0f0;
    padding-bottom: 10px;
}

/* Project Image */
.project-image-section {
    text-align: center;
}

.project-image {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

/* Project Description */
.project-description p {
    font-size: 1.1em;
    line-height: 1.8;
    color: #444;
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 25px;
    margin-top: 25px;
}

.feature-item {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s;
}

.feature-item:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2.5em;
    display: block;
    margin-bottom: 15px;
}

.feature-item h3 {
    color: #667eea;
    font-size: 1.2em;
    margin-bottom: 10px;
}

.feature-item p {
    color: #666;
    font-size: 0.95em;
}

/* Audience List */
.audience-list {
    list-style: none;
    padding: 0;
}

.audience-list li {
    background: #f8f9fa;
    padding: 15px 20px;
    margin-bottom: 12px;
    border-radius: 8px;
    border-left: 4px solid #667eea;
    font-size: 1.05em;
    color: #444;
}

.audience-list li:before {
    content: "✓ ";
    color: #667eea;
    font-weight: bold;
    margin-right: 10px;
}

/* Specs Grid */
.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 25px;
}

.spec-item {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    font-size: 1.05em;
}

.spec-item strong {
    color: #667eea;
    display: block;
    margin-bottom: 8px;
}

/* Download Section */
.download-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 40px;
    border-radius: 12px;
    color: white;
}

.download-section h2 {
    color: white;
    border-bottom: 2px solid rgba(255,255,255,0.3);
}

.download-box {
    background: rgba(255,255,255,0.1);
    border-radius: 10px;
    padding: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.download-info h3 {
    font-size: 1.4em;
    margin-bottom: 10px;
}

.download-info p {
    opacity: 0.9;
    margin-bottom: 5px;
}

.file-size {
    font-size: 0.9em;
    opacity: 0.7;
}

.download-btn-large {
    display: inline-block;
    background: white;
    color: #667eea;
    padding: 18px 40px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.download-btn-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
}

.download-btn-large.premium {
    background: #ffd700;
    color: #333;
    border: none;
    cursor: pointer;
}

/* Related Projects */
.related-projects {
    margin-top: 50px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 25px;
}

.related-card {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 25px;
    border-radius: 10px;
    text-decoration: none;
    color: #333;
    transition: transform 0.3s, box-shadow 0.3s;
    display: block;
}

.related-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.related-card h3 {
    color: #667eea;
    margin-bottom: 10px;
    font-size: 1.2em;
}

.related-card p {
    color: #666;
    font-size: 0.95em;
}

/* Responsive Design */
@media (max-width: 768px) {
    header h1 {
        font-size: 2em;
    }

    .newsletter-form {
        flex-direction: column;
    }

    .newsletter-form input[type="email"],
    .newsletter-form button {
        width: 100%;
    }

    .project-header h1 {
        font-size: 2em;
    }

    .project-content {
        padding: 25px;
    }

    .download-box {
        flex-direction: column;
        text-align: center;
    }

    .download-btn-large {
        width: 100%;
    }
}