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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 2px;
    color: #000;
}

.nav {
    display: flex;
    gap: 30px;
}

.nav a {
    text-decoration: none;
    color: #666;
    font-weight: 500;
    transition: color 0.3s;
}

.nav a:hover,
.nav a.active {
    color: #000;
}

.social-links {
    display: flex;
    gap: 15px;
    align-items: center;
}

.social-icon {
    width: 24px;
    height: 24px;
    text-decoration: none;
    transition: transform 0.3s, opacity 0.3s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #666;
}

.social-icon svg {
    width: 100%;
    height: 100%;
}

.social-icon:hover {
    transform: scale(1.15);
    opacity: 0.8;
    color: #000;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: #fff;
    max-width: 800px;
    padding: 0 20px;
}

.hero-title {
    font-size: 64px;
    font-weight: 300;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 24px;
    margin-bottom: 20px;
    font-weight: 300;
}

.hero-description {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-features {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-bottom: 40px;
    font-size: 16px;
    opacity: 0.8;
}

.btn-primary {
    display: inline-block;
    padding: 16px 40px;
    background: #000;
    color: #fff;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    transition: background 0.3s, transform 0.3s;
}

.btn-primary:hover {
    background: #333;
    transform: translateY(-2px);
}

.btn-secondary {
    display: inline-block;
    padding: 16px 40px;
    background: transparent;
    color: #000;
    text-decoration: none;
    border: 2px solid #000;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s;
}

.btn-secondary:hover {
    background: #000;
    color: #fff;
}

/* Sections */
section {
    padding: 80px 0;
}

.section-title {
    font-size: 42px;
    font-weight: 300;
    text-align: center;
    margin-bottom: 60px;
}

/* Philosophy Section */
.philosophy {
    background: #fafafa;
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.philosophy-item {
    text-align: center;
}

.philosophy-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.philosophy-item h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 15px;
}

.philosophy-item p {
    font-size: 16px;
    color: #666;
    line-height: 1.8;
}

/* Featured Products */
.products-preview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.product-preview {
    text-align: center;
}

.preview-image {
    width: 100%;
    height: 300px;
    border-radius: 12px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.preview-image.color-black { background: #000; }
.preview-image.color-emerald { background: #0d9488; }
.preview-image.color-velvet { background: #7f1d1d; }
.preview-image.color-ivory { background: #fef3c7; }

.product-preview h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
}

.product-preview p {
    color: #666;
    margin-bottom: 10px;
}

.product-preview .price {
    font-size: 18px;
    font-weight: 600;
    color: #000;
}

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

/* Where to Use */
.where-to-use {
    background: #fafafa;
}

.use-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.use-item {
    text-align: center;
    padding: 30px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 20px rgba(0,0,0,0.05);
}

.use-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.use-item p {
    font-size: 16px;
    color: #666;
    line-height: 1.8;
}

/* Who is it for */
.who-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.who-item {
    padding: 30px;
    background: #fafafa;
    border-radius: 12px;
    border-left: 4px solid #000;
}

.who-item p {
    font-size: 16px;
    line-height: 1.8;
}

/* CTA Section */
.cta {
    background: #000;
    color: #fff;
    text-align: center;
}

.cta h2 {
    font-size: 42px;
    font-weight: 300;
    margin-bottom: 20px;
}

.cta p {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.9;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta .btn-primary {
    background: #fff;
    color: #000;
}

.cta .btn-primary:hover {
    background: #f0f0f0;
}

/* Footer */
.footer {
    background: #000;
    color: #fff;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 15px;
    color: #fff;
}

.footer-section p {
    color: #ccc;
    margin-bottom: 10px;
    font-size: 14px;
}

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

.footer-section a:hover {
    color: #fff;
}

.footer-social-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-social-icon {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s, padding-left 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.footer-social-icon svg {
    flex-shrink: 0;
}

.footer-social-icon:hover {
    color: #fff;
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #333;
}

.footer-bottom p {
    color: #999;
    font-size: 14px;
    margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 20px;
    }
    
    .nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .philosophy-grid,
    .products-preview,
    .use-grid,
    .who-grid {
        grid-template-columns: 1fr;
    }
}