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

:root {
    --black: #0a0a0a;
    --dark: #141414;
    --gray: #1f1f1f;
    --light-gray: #888888;
    --white: #ffffff;
    --accent: #00d4aa;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--black);
    color: var(--white);
    line-height: 1.6;
}

/* Navigation */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
    background-color: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(20px);
}

.logo {
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: -0.5px;
}

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

.nav-links a {
    color: var(--light-gray);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--white);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 0 5%;
    padding-top: 80px;
}

.hero-content {
    max-width: 500px;
}

.tagline {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--accent);
    margin-bottom: 1rem;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 600;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero p {
    color: var(--light-gray);
    margin-bottom: 2rem;
    font-size: 1.1rem;
    font-weight: 300;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background-color: var(--white);
    color: var(--black);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s;
}

.cta-button:hover {
    background-color: var(--accent);
    color: var(--black);
}

.hero-product {
    display: flex;
    justify-content: center;
}

.floating-product {
    position: relative;
}

.device-stand {
    width: 200px;
    height: 150px;
    background: linear-gradient(145deg, var(--gray), var(--dark));
    border-radius: 10px;
    box-shadow: 0 40px 80px rgba(0, 212, 170, 0.1);
    position: relative;
}

.device-stand::before {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 20px;
    background: var(--gray);
    border-radius: 0 0 10px 10px;
}

/* Products Section */
.products-section {
    padding: 6rem 5%;
    background-color: var(--dark);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.section-header p {
    color: var(--light-gray);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.product-card {
    background-color: var(--gray);
    border-radius: 16px;
    overflow: hidden;
    transition: transform 0.3s;
}

.product-card:hover {
    transform: translateY(-8px);
}

.product-image {
    height: 200px;
}

.stand { background: linear-gradient(135deg, #2a2a2a, #1a1a1a); }
.dock { background: linear-gradient(135deg, #333, #222); }
.charger { background: linear-gradient(135deg, #2d2d2d, #1d1d1d); }
.case { background: linear-gradient(135deg, #3a3a3a, #2a2a2a); }

.product-info {
    padding: 1.5rem;
}

.product-info h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.product-info p {
    font-size: 0.85rem;
    color: var(--light-gray);
    margin-bottom: 1rem;
    font-weight: 300;
}

.price {
    font-weight: 600;
    color: var(--accent);
}

/* Design Section */
.design-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    padding: 6rem 5%;
    align-items: center;
}

.design-content h2 {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    letter-spacing: -0.5px;
}

.design-content p {
    color: var(--light-gray);
    margin-bottom: 2rem;
    font-weight: 300;
}

.design-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.feature-number {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent);
}

.feature-text {
    color: var(--light-gray);
    font-size: 0.9rem;
}

.design-visual {
    display: flex;
    justify-content: center;
}

.visual-box {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--gray), var(--dark));
    border-radius: 20px;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.5);
}

/* Testimonial Section */
.testimonial-section {
    padding: 5rem;
    text-align: center;
    background-color: var(--dark);
    border-top: 1px solid var(--gray);
    border-bottom: 1px solid var(--gray);
}

.testimonial-section blockquote {
    font-size: 1.5rem;
    font-weight: 300;
    max-width: 700px;
    margin: 0 auto 1.5rem;
    font-style: italic;
    color: var(--light-gray);
}

.testimonial-section cite {
    font-size: 0.9rem;
    color: var(--accent);
}

/* CTA Section */
.cta-section {
    padding: 6rem 5%;
    text-align: center;
}

.cta-section h2 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.cta-section p {
    color: var(--light-gray);
    margin-bottom: 2rem;
}

.email-form {
    display: flex;
    max-width: 450px;
    margin: 0 auto;
    border-radius: 8px;
    overflow: hidden;
    background-color: var(--gray);
}

.email-form input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: none;
    background-color: transparent;
    color: var(--white);
    font-family: inherit;
}

.email-form input::placeholder {
    color: var(--light-gray);
}

.email-form button {
    padding: 1rem 2rem;
    background-color: var(--accent);
    color: var(--black);
    border: none;
    font-family: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
}

.email-form button:hover {
    background-color: #00b894;
}

/* Footer */
footer {
    padding: 3rem 5%;
    text-align: center;
    border-top: 1px solid var(--gray);
}

.footer-logo {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

footer p {
    font-size: 0.8rem;
    color: var(--light-gray);
}

/* Responsive */
@media (max-width: 968px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .design-section {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .products-grid {
        grid-template-columns: 1fr;
    }

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