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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: #fff;
    color: #1d1d1f;
    line-height: 1.5;
}

.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    height: 44px;
    background: rgba(251, 251, 253, 0.8);
    backdrop-filter: blur(20px);
    z-index: 1000;
    display: flex;
    justify-content: center;
}

.nav-content {
    width: 100%;
    max-width: 1024px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 22px;
}

.nav-content a {
    text-decoration: none;
    color: #1d1d1f;
    font-size: 12px;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.nav-content a:hover {
    opacity: 1;
}

.nav-content .logo {
    font-size: 18px;
}

.hero {
    height: 100vh;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 100px;
    text-align: center;
    background-size: cover;
    background-position: center;
    margin-bottom: 12px;
}

.hero-content h1 {
    font-size: 56px;
    font-weight: 600;
    letter-spacing: -0.005em;
}

.hero-content h2 {
    font-size: 28px;
    font-weight: 400;
    margin-top: 6px;
}

.cta-links {
    margin-top: 18px;
}

.btn-link {
    font-size: 21px;
    color: #0066cc;
    text-decoration: none;
    margin: 0 15px;
}

.btn-link:hover {
    text-decoration: underline;
}

/* Section specific styles to simulate images */
.iphone-15-pro {
    background-color: #000;
    color: #f5f5f7;
}

.iphone-15 {
    background-color: #fafafa;
}

.macbook-air {
    background-color: #fbfbfd;
}

.dark-text h1, .dark-text h2 {
    color: #1d1d1f;
}

.contact-section {
    padding: 100px 22px;
    background-color: #f5f5f7;
    display: flex;
    justify-content: center;
    text-align: center;
}

.contact-content {
    width: 100%;
    max-width: 600px;
}

.contact-content h1 {
    font-size: 48px;
    font-weight: 600;
    margin-bottom: 10px;
}

.contact-content p {
    font-size: 21px;
    color: #86868b;
    margin-bottom: 40px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.input-group input, .input-group textarea {
    width: 100%;
    padding: 18px;
    border-radius: 12px;
    border: 1px solid #d2d2d7;
    background: #fff;
    font-size: 17px;
    outline: none;
}

.input-group textarea {
    height: 150px;
    resize: none;
}

.btn-submit {
    background-color: #0071e3;
    color: #fff;
    border: none;
    padding: 12px 24px;
    font-size: 17px;
    font-weight: 400;
    border-radius: 980px;
    cursor: pointer;
    transition: background-color 0.2s;
    width: fit-content;
    margin: 20px auto 0;
}

.btn-submit:hover {
    background-color: #0077ed;
}

.comments-section {
    padding: 60px 22px;
    background-color: #fff;
    display: flex;
    justify-content: center;
}

.comments-content {
    width: 100%;
    max-width: 800px;
}

.ai-section {
    padding: 100px 22px;
    background-color: #fff;
    display: flex;
    justify-content: center;
    text-align: center;
}

.ai-content {
    width: 100%;
    max-width: 800px;
}

.ai-content h1 {
    font-size: 48px;
    font-weight: 600;
    margin-bottom: 10px;
}

.ai-content p {
    font-size: 21px;
    color: #86868b;
    margin-bottom: 40px;
}

.scanner-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

#webcam-container {
    margin: 20px 0;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    background: #f5f5f7;
    width: 300px;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

#label-container {
    font-size: 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

@media (max-width: 768px) {
    .nav-content {
        display: none; /* Simple mobile nav hiding for this clone */
    }
    
    .hero-content h1 {
        font-size: 32px;
    }
    
    .hero-content h2 {
        font-size: 19px;
    }
}