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

/* TYPOGRAPHY & BASE */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #E0E0E0;
    background-color: #0D0D0D;
    font-size: 16px;
}

h1, h2, h3 {
    font-weight: 600;
    line-height: 1.2;
    color: #FFFFFF;
}

h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

p {
    margin-bottom: 1rem;
}

a {
    color: #5BC0BE;
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: #7DD3D1;
}

/* HERO SECTION */
.hero {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, #0A1628 0%, #0D0D0D 100%);
    border-bottom: 1px solid #1A1A1A;
}

.hero-content {
    max-width: 800px;
    text-align: left;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: #5BC0BE;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.hero-body {
    font-size: 1.125rem;
    line-height: 1.8;
    color: #B0B0B0;
    margin-bottom: 2rem;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background-color: #5BC0BE;
    color: #0D0D0D;
    font-weight: 600;
    font-size: 1.125rem;
    border-radius: 4px;
    transition: background-color 0.2s ease, transform 0.1s ease;
}

.cta-button:hover {
    background-color: #7DD3D1;
    transform: translateY(-2px);
    color: #0D0D0D;
}

/* COLLECTION SECTION */
.collection {
    padding: 5rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.collection-intro {
    font-size: 1.125rem;
    color: #B0B0B0;
    max-width: 800px;
    margin: 0 auto 3rem auto;
    text-align: center;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.product-card {
    background-color: #1A1A1A;
    border: 1px solid #2A2A2A;
    border-radius: 8px;
    padding: 1.5rem;
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.product-card:hover {
    border-color: #5BC0BE;
    transform: translateY(-4px);
}

.product-image-placeholder {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: linear-gradient(135deg, #1A1A2E 0%, #0D0D0D 100%);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    border: 1px solid #2A2A2A;
}

.placeholder-text {
    color: #4A4A4A;
    font-size: 0.875rem;
    font-style: italic;
}

.product-description {
    font-size: 1rem;
    line-height: 1.7;
    color: #B0B0B0;
    margin-bottom: 1rem;
}

.product-specs {
    font-size: 0.875rem;
    color: #6A6A6A;
    font-family: 'Courier New', monospace;
    margin-bottom: 1.5rem;
}

.buy-button {
    display: block;
    width: 100%;
    padding: 0.875rem;
    background-color: #2A2A2A;
    color: #5BC0BE;
    text-align: center;
    font-weight: 600;
    border: 1px solid #5BC0BE;
    border-radius: 4px;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.buy-button:hover {
    background-color: #5BC0BE;
    color: #0D0D0D;
}

/* ABOUT SECTION */
.about {
    padding: 5rem 2rem;
    background-color: #0A0A0A;
    border-top: 1px solid #1A1A1A;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.125rem;
    line-height: 1.8;
    color: #B0B0B0;
}

.about-content strong {
    color: #FFFFFF;
    font-weight: 600;
}

.about-cta {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #1A1A1A;
    text-align: center;
    font-size: 1.125rem;
}

/* FOOTER */
footer {
    padding: 3rem 2rem;
    text-align: center;
    color: #6A6A6A;
    font-size: 0.875rem;
    border-top: 1px solid #1A1A1A;
}

footer p {
    margin-bottom: 0.5rem;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .hero {
        min-height: 60vh;
        padding: 3rem 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .hero-body {
        font-size: 1rem;
    }
    
    .collection, .about {
        padding: 3rem 1.5rem;
    }
    
    .product-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.75rem;
    }
    
    .cta-button {
        padding: 0.875rem 2rem;
        font-size: 1rem;
    }
}