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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

/* Preloader */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease-out;
}

#preloader.fade-out {
    opacity: 0;
    pointer-events: none;
}

.preloader-content {
    text-align: center;
}

.spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto 20px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid #2c5f2d;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.preloader-text {
    font-size: 1.2rem;
    color: #2c5f2d;
    font-weight: 600;
}

/* Top Menu */
.navbar {
    background: #fff;
    padding: 1rem 5%;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #2c5f2d;
}

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

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: #2c5f2d;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0,0,0,0.3), rgba(0,0,0,0.3)), url('https://v8kg7cvuk7qw.space.minimax.io/images/viaim_hero_latest.webp');
    background-size: cover;
    background-position: center;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    padding: 2rem;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 2rem;
    line-height: 1.8;
}

.btn-primary {
    background: #2c5f2d;
    color: #fff;
    padding: 1rem 3rem;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s;
}

.btn-primary:hover {
    background: #1e4620;
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(44,95,45,0.4);
}

/* Section Styles */
.section {
    padding: 5rem 5%;
}

.section-light {
    background: #fff;
}

.section-dark {
    background: #f8f9fa;
}

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

.section-title {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #2c5f2d;
    text-align: center;
}

/* Über Uns Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-content h2 {
    font-size: 2.5rem;
    color: #2c5f2d;
    margin-bottom: 1.5rem;
}

.about-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
}

.about-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

/* Product Details Section */
.product-details {
    text-align: center;
}

.product-name {
    font-size: 3rem;
    color: #2c5f2d;
    margin-bottom: 1rem;
}

.product-description {
    font-size: 1.2rem;
    color: #555;
    max-width: 900px;
    margin: 0 auto 3rem;
    line-height: 1.8;
}

/* Slideshow */
.slideshow-container {
    max-width: 800px;
    margin: 3rem auto;
    position: relative;
}

.slide {
    display: none;
    animation: fadeIn 0.5s;
}

.slide.active {
    display: block;
}

.slide img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.slide-controls {
    text-align: center;
    margin-top: 2rem;
}

.dot {
    height: 15px;
    width: 15px;
    margin: 0 5px;
    background-color: #bbb;
    border-radius: 50%;
    display: inline-block;
    cursor: pointer;
    transition: background-color 0.3s;
}

.dot.active {
    background-color: #2c5f2d;
}

.product-price {
    font-size: 2rem;
    color: #2c5f2d;
    font-weight: bold;
    margin: 2rem 0;
}

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

.spec-item {
    background: #fff;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.spec-item h3 {
    color: #2c5f2d;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.spec-item p {
    color: #555;
    line-height: 1.6;
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-top: 3rem;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: 1.5rem 0;
    border-bottom: 1px solid #e0e0e0;
}

.feature-list h3 {
    color: #2c5f2d;
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

.feature-list p {
    color: #555;
}

.feature-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

/* Sponsored Content Alert */
.sponsored-alert {
    background: #fff3cd;
    border: 2px solid #ffc107;
    border-radius: 10px;
    padding: 1.5rem;
    margin: 3rem 0;
    text-align: center;
}

.sponsored-alert p {
    color: #856404;
    font-size: 1.1rem;
}

/* Best Quality Section */
.best-quality {
    background: linear-gradient(135deg, #2c5f2d 0%, #1e4620 100%);
    color: #fff;
    text-align: center;
    padding: 5rem 5%;
}

.best-quality h2 {
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
}

.best-quality p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 2rem;
    line-height: 1.8;
}

/* Bluetooth Pairing Section */
.bluetooth-section {
    background: #f8f9fa;
}

.bluetooth-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.bluetooth-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.bluetooth-feature {
    background: #fff;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.bluetooth-feature h3 {
    color: #2c5f2d;
    margin-bottom: 0.5rem;
}

.bluetooth-feature p {
    color: #555;
    font-size: 0.95rem;
}

/* Earbuds Comfort Section */
.comfort-section {
    background: linear-gradient(135deg, #1e4620 0%, #2c5f2d 100%);
    color: #fff;
}

.comfort-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.comfort-list {
    list-style: none;
}

.comfort-list li {
    padding: 1rem 0;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
}

.comfort-list li:before {
    content: "✓";
    color: #90EE90;
    font-size: 1.5rem;
    font-weight: bold;
    margin-right: 1rem;
}

/* Product Features Cards */
.product-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: #fff;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.3s;
}

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

.feature-card h3 {
    color: #2c5f2d;
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.feature-card p {
    color: #555;
    line-height: 1.6;
}

/* Testimonials Section */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: #fff;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.testimonial-quote {
    font-size: 1.1rem;
    font-style: italic;
    color: #555;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.testimonial-author {
    font-weight: bold;
    color: #2c5f2d;
    font-size: 1.1rem;
}

.testimonial-title {
    color: #777;
    font-size: 0.95rem;
}

/* Disclosure Section */
.disclosure {
    background: #f8f9fa;
    border-left: 5px solid #2c5f2d;
    padding: 2rem;
    margin: 3rem 0;
}

.disclosure p {
    color: #555;
    font-size: 1.05rem;
}

/* FAQ Section */
.faq-list {
    max-width: 900px;
    margin: 3rem auto 0;
}

.faq-item {
    background: #fff;
    padding: 2rem;
    margin-bottom: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.faq-question {
    color: #2c5f2d;
    font-size: 1.2rem;
    font-weight: 600;
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: #fff;
    padding: 4rem 5% 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: #90EE90;
}

.footer-brand p {
    color: #ccc;
    line-height: 1.6;
}

.footer-section h4 {
    color: #90EE90;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

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

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #90EE90;
}

.footer-contact p {
    color: #ccc;
    margin-bottom: 0.5rem;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    color: #999;
    margin-bottom: 1rem;
}

.footer-legal {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1rem;
}

.footer-legal a {
    color: #999;
    text-decoration: none;
}

.footer-legal a:hover {
    color: #90EE90;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 1rem;
    }

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

    .about-grid,
    .features-grid,
    .bluetooth-grid,
    .comfort-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 2rem;
    }

    .product-name {
        font-size: 2rem;
    }
}