:root {
    --color-primary: #0f172a;
    --color-secondary: #10b981;
    --color-accent: #3b82f6;
    --color-text: #1e293b;
    --color-text-light: #64748b;
    --color-bg: #ffffff;
    --color-bg-alt: #f8fafc;
    --color-border: #e2e8f0;
    --font-body: 'DM Sans', -apple-system, sans-serif;
    --font-display: 'Sora', -apple-system, sans-serif;
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
    --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.1);
    --shadow-lg: 0 20px 40px rgba(15, 23, 42, 0.12);
    --radius: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-primary);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

.navbar {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-sm);
    padding: 1rem 0;
    transition: var(--transition);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--color-primary);
}

.navbar-brand svg {
    color: var(--color-secondary);
}

.navbar-brand .brand-name {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-link {
    font-weight: 500;
    color: var(--color-text);
    padding: 0.5rem 1rem;
    margin: 0 0.25rem;
    border-radius: 8px;
    transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
    color: var(--color-secondary);
    background: rgba(16, 185, 129, 0.08);
}

.nav-link.cta-link {
    background: var(--color-secondary);
    color: white;
    font-weight: 600;
    padding: 0.625rem 1.5rem;
}

.nav-link.cta-link:hover {
    background: #059669;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero .highlight {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-lead {
    font-size: 1.375rem;
    color: var(--color-text-light);
    margin-bottom: 2rem;
    max-width: 600px;
}

.hero-bullets {
    list-style: none;
    margin-bottom: 2.5rem;
}

.hero-bullets li {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 0;
    font-size: 1.125rem;
    color: var(--color-text);
}

.hero-bullets li::before {
    content: '✓';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: var(--color-secondary);
    color: white;
    border-radius: 50%;
    font-weight: 700;
    flex-shrink: 0;
}

.btn-primary-custom {
    background: var(--color-secondary);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 1.125rem;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    display: inline-block;
}

.btn-primary-custom:hover {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: white;
}

.btn-outline-custom {
    background: transparent;
    color: var(--color-primary);
    padding: 1rem 2.5rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 1.125rem;
    cursor: pointer;
    transition: var(--transition);
    display: inline-block;
}

.btn-outline-custom:hover {
    border-color: var(--color-secondary);
    color: var(--color-secondary);
    background: rgba(16, 185, 129, 0.05);
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}

.stat-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}

.stat-label {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 1.125rem;
}

.section {
    padding: 80px 0;
}

.section-alt {
    background: var(--color-bg-alt);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
    text-align: center;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

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

.benefit-card {
    padding: 2rem;
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.benefit-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.benefit-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-accent) 100%);
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1.25rem;
}

.benefit-card h3 {
    font-size: 1.375rem;
    margin-bottom: 0.75rem;
}

.benefit-card p {
    color: var(--color-text-light);
    line-height: 1.7;
}

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

.step-card {
    text-align: center;
    position: relative;
}

.step-number {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-accent) 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-md);
}

.step-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.step-card p {
    color: var(--color-text-light);
    line-height: 1.7;
}

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

.course-card {
    background: white;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.course-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.course-image {
    width: 100%;
    height: 240px;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
    position: relative;
    overflow: hidden;
}

.course-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.4) 0%, transparent 100%);
}

.course-body {
    padding: 2rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.course-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.course-badge {
    padding: 0.375rem 0.875rem;
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-secondary);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.course-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.course-card p {
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.course-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tag {
    padding: 0.25rem 0.75rem;
    background: var(--color-bg-alt);
    color: var(--color-text);
    border-radius: 6px;
    font-size: 0.875rem;
}

.course-highlights {
    list-style: none;
    margin-bottom: 1.5rem;
}

.course-highlights li {
    padding: 0.5rem 0;
    padding-left: 1.75rem;
    position: relative;
    color: var(--color-text);
    font-size: 0.9375rem;
}

.course-highlights li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-secondary);
    font-weight: 700;
}

.course-footer {
    margin-top: auto;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.course-btn {
    width: 100%;
    padding: 0.875rem;
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.course-btn:hover {
    background: var(--color-secondary);
    transform: translateY(-2px);
}

.testimonials-section {
    background: var(--color-primary);
    color: white;
    overflow: hidden;
}

.testimonials-container {
    position: relative;
}

.testimonials-track {
    display: flex;
    gap: 2rem;
    overflow-x: auto;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding: 1rem 0;
    cursor: grab;
    user-select: none;
}

.testimonials-track:active {
    cursor: grabbing;
}

.testimonials-track::-webkit-scrollbar {
    display: none;
}

.testimonial-card {
    min-width: 400px;
    max-width: 400px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.testimonial-text {
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author {
    font-weight: 600;
    font-size: 1rem;
}

.testimonial-role {
    font-size: 0.875rem;
    opacity: 0.7;
}

.faq-accordion .accordion-item {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-accordion .accordion-button {
    background: white;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 1.125rem;
    padding: 1.5rem;
    border: none;
}

.faq-accordion .accordion-button:not(.collapsed) {
    background: var(--color-bg-alt);
    color: var(--color-secondary);
    box-shadow: none;
}

.faq-accordion .accordion-button:focus {
    box-shadow: none;
    border: none;
}

.faq-accordion .accordion-body {
    padding: 1.5rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

.site-footer {
    background: var(--color-primary);
    color: white;
    padding: 60px 0 30px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.footer-brand svg {
    color: var(--color-secondary);
}

.footer-brand h3 {
    color: white;
    margin: 0;
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.footer-title {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: white;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.9);
    transition: var(--transition);
}

.footer-contact a:hover {
    color: var(--color-secondary);
}

.footer-vat {
    margin-top: 1rem;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.9);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--color-secondary);
}

.footer-bottom {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background: white;
    border: 2px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2.5rem;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.pricing-card.featured {
    border-color: var(--color-secondary);
    box-shadow: var(--shadow-lg);
    transform: scale(1.05);
    position: relative;
}

.pricing-card.featured::before {
    content: 'Am meisten gewählt';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-secondary);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.pricing-name {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.pricing-price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-secondary);
    margin-bottom: 0.5rem;
}

.pricing-duration {
    color: var(--color-text-light);
    margin-bottom: 2rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
    flex-grow: 1;
}

.pricing-features li {
    padding: 0.75rem 0;
    padding-left: 2rem;
    position: relative;
    border-bottom: 1px solid var(--color-border);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-secondary);
    font-weight: 700;
}

.pricing-btn {
    width: 100%;
    padding: 1rem;
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.pricing-btn:hover {
    background: var(--color-secondary);
    transform: translateY(-2px);
}

.pricing-card.featured .pricing-btn {
    background: var(--color-secondary);
}

.pricing-card.featured .pricing-btn:hover {
    background: #059669;
}

.course-detail-header {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, var(--color-primary) 0%, #1e3a5f 100%);
    color: white;
}

.course-detail-header h1 {
    color: white;
    margin-bottom: 1.5rem;
}

.course-detail-meta {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.course-detail-meta-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.course-detail-meta-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.course-modules-section {
    padding: 60px 0;
}

.modules-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
}

.modules-list li {
    padding: 1.25rem;
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    transition: var(--transition);
}

.modules-list li:hover {
    border-color: var(--color-secondary);
    background: rgba(16, 185, 129, 0.02);
}

.module-number {
    width: 32px;
    height: 32px;
    background: var(--color-secondary);
    color: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.modal-backdrop.show {
    opacity: 0.7;
}

.modal-content {
    border-radius: var(--radius);
    border: none;
}

.modal-header {
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
    padding: 1.5rem 2rem;
}

.modal-body {
    padding: 2rem;
}

.modal-footer {
    border-top: 1px solid var(--color-border);
    padding: 1.5rem 2rem;
}

.form-label {
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.form-control, .form-select {
    border: 2px solid var(--color-border);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.form-control:focus, .form-select:focus {
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.legal-page {
    padding: 140px 0 80px;
    background: var(--color-bg-alt);
}

.legal-content {
    background: white;
    padding: 3rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    max-width: 900px;
    margin: 0 auto;
}

.legal-content h1 {
    margin-bottom: 1.5rem;
    font-size: 2.5rem;
}

.legal-content h2 {
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    font-size: 1.75rem;
}

.legal-content h3 {
    margin-top: 2rem;
    margin-bottom: 0.75rem;
    font-size: 1.375rem;
}

.legal-content p {
    margin-bottom: 1rem;
    line-height: 1.8;
    color: var(--color-text-light);
}

.legal-content ul, .legal-content ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
    color: var(--color-text-light);
}

.legal-content li {
    margin-bottom: 0.5rem;
    line-height: 1.7;
}

.legal-update {
    color: var(--color-text-light);
    font-style: italic;
    margin-bottom: 2rem;
}

.purchased-badge {
    background: linear-gradient(135deg, var(--color-secondary) 0%, #059669 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.payment-success {
    text-align: center;
    padding: 3rem 2rem;
}

.payment-success-icon {
    width: 80px;
    height: 80px;
    background: var(--color-secondary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    margin: 0 auto 1.5rem;
}

.payment-success h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.payment-success p {
    color: var(--color-text-light);
    font-size: 1.125rem;
}

@media (max-width: 768px) {
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero h1 {
        font-size: 2.25rem;
    }
    
    .stats-row {
        grid-template-columns: 1fr 1fr;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .courses-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonial-card {
        min-width: 320px;
        max-width: 320px;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
    
    .legal-content {
        padding: 2rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
    }
}

/* Hero Section Animations */
@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes heroImageFloat {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes morphing {
    0%, 100% {
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
        transform: rotate(0deg) scale(1);
    }
    25% {
        border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
        transform: rotate(90deg) scale(1.1);
    }
    50% {
        border-radius: 50% 50% 20% 80% / 25% 75% 25% 75%;
        transform: rotate(180deg) scale(1);
    }
    75% {
        border-radius: 40% 60% 70% 30% / 40% 60% 40% 60%;
        transform: rotate(270deg) scale(1.1);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 10px 30px rgba(16, 185, 129, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 15px 40px rgba(16, 185, 129, 0.6);
    }
}