/* Grundlegende Styles */
:root {
    --primary: #2c3e50;
    --secondary: #3498db;
    --accent: #e74c3c;
    --light: #ecf0f1;
    --dark: #2c3e50;
    --text: #333;
    --shadow: 0 4px 6px rgba(0,0,0,0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    line-height: 1.6;
    color: var(--text);
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
}

h1, h2, h3, h4 {
    margin-bottom: 1rem;
    line-height: 1.2;
}

h1 {
    font-size: 2.5rem;
    color: var(--primary);
}

h2 {
    font-size: 2rem;
    color: var(--primary);
    text-align: center;
    margin-bottom: 3rem;
}

h3 {
    font-size: 1.5rem;
    color: var(--secondary);
}

p {
    margin-bottom: 1.5rem;
}

.btn {
    display: inline-block;
    background: var(--secondary);
    color: white;
    padding: 12px 30px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    text-align: center;
}

.btn:hover {
    background: #2980b9;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-accent {
    background: var(--accent);
}

.btn-accent:hover {
    background: #c0392b;
}

/* Header Styles */
header {
    background: white;
    box-shadow: var(--shadow);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
}

.logo span {
    color: var(--secondary);
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: var(--secondary);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary);
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(44, 62, 80, 0.8), rgba(44, 62, 80, 0.9)), url('https://images.unsplash.com/photo-1511795409834-ef04bbd61622?ixlib=rb-1.2.1&auto=format&fit=crop&w=1950&q=80');
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
    padding: 180px 0 100px;
    margin-top: 70px;
}

.hero h1 {
    font-size: 3rem;
    color: white;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.3rem;
    max-width: 700px;
    margin: 0 auto 2rem;
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-card {
    background: white;
    border-radius: 8px;
    padding: 30px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    font-size: 3rem;
    color: var(--secondary);
    margin-bottom: 20px;
}

/* How It Works Section */
.how-it-works {
    background: var(--light);
}

.steps {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-top: 40px;
}

.step {
    flex: 1;
    min-width: 250px;
    text-align: center;
    padding: 20px;
    margin: 10px;
}

.step-number {
    display: inline-block;
    width: 50px;
    height: 50px;
    background: var(--secondary);
    color: white;
    border-radius: 50%;
    line-height: 50px;
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 20px;
}

/* Testimonials Section */
.testimonials {
    background: white;
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.testimonial-card {
    background: var(--light);
    border-radius: 8px;
    padding: 30px;
    box-shadow: var(--shadow);
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 20px;
}

.testimonial-author {
    font-weight: bold;
    color: var(--primary);
}

/* Pricing Section */
.pricing {
    background: var(--light);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.pricing-card {
    background: white;
    border-radius: 8px;
    padding: 40px 30px;
    box-shadow: var(--shadow);
    text-align: center;
    position: relative;
}

.pricing-card.featured {
    border: 2px solid var(--secondary);
    transform: scale(1.05);
}

.pricing-card.featured::before {
    content: "Empfohlen";
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--secondary);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: bold;
}

.price {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary);
    margin: 20px 0;
}

.price span {
    font-size: 1rem;
    color: #777;
}

.pricing-features {
    list-style: none;
    margin: 30px 0;
    text-align: left;
}

.pricing-features li {
    margin-bottom: 10px;
    padding-left: 30px;
    position: relative;
}

.pricing-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary);
    font-weight: bold;
}

/* FAQ Section */
.faq-item {
    margin-bottom: 20px;
    border-bottom: 1px solid #eee;
    padding-bottom: 20px;
}

.faq-question {
    font-weight: bold;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-answer {
    margin-top: 10px;
    display: none;
}

.faq-answer.active {
    display: block;
}

/* CTA Section */
.cta {
    background: var(--primary);
    color: white;
    text-align: center;
    padding: 100px 0;
}

.cta h2 {
    color: white;
}

.cta p {
    max-width: 700px;
    margin: 0 auto 2rem;
    font-size: 1.2rem;
}

/* Footer */
footer {
    background: var(--dark);
    color: white;
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h3 {
    color: white;
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column ul li a {
    color: #bbb;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-column ul li a:hover {
    color: white;
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #444;
    color: #bbb;
    font-size: 0.9rem;
}

/* Responsive Styles */
@media (max-width: 992px) {
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
}

@media (max-width: 768px) {
    .header-container {
        padding: 15px;
    }
    
    nav {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: white;
        box-shadow: var(--shadow);
        transform: translateY(-150%);
        transition: transform 0.3s ease;
        z-index: 999;
    }
    
    nav.active {
        transform: translateY(0);
    }
    
    nav ul {
        flex-direction: column;
        padding: 20px;
    }
    
    nav ul li {
        margin: 0 0 15px 0;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero {
        padding: 150px 0 80px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
}

@media (max-width: 576px) {
    section {
        padding: 60px 0;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .btn {
        display: block;
        width: 100%;
        margin-bottom: 10px;
    }
}