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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* Header & Navigation */
header {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: #8B7BB8;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: #555;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #8B7BB8;
}

.cta-button {
    background: #8B7BB8;
    color: white !important;
    padding: 0.6rem 1.5rem;
    border-radius: 25px;
    transition: background 0.3s;
}

.cta-button:hover {
    background: #6F5FA0;
}

/* Hero Section */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    padding: 4rem 5%;
    max-width: 1400px;
    margin: 0 auto;
    min-height: 85vh;
}

.hero-content h1 {
    font-size: 3.5rem;
    color: #2c2c2c;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 2rem;
}

.hero-button {
    display: inline-block;
    background: #8B7BB8;
    color: white;
    padding: 1rem 2.5rem;
    text-decoration: none;
    border-radius: 30px;
    font-size: 1.1rem;
    transition: background 0.3s, transform 0.3s;
}

.hero-button:hover {
    background: #6F5FA0;
    transform: translateY(-2px);
}

.hero-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

/* Products Section */
.products {
    padding: 5rem 5%;
    background: #f9f9f9;
    text-align: center;
}

.products h2 {
    font-size: 2.5rem;
    color: #2c2c2c;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #777;
    margin-bottom: 3rem;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.product-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.product-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.product-card h3 {
    font-size: 1.4rem;
    color: #2c2c2c;
    margin: 1rem 0 0.5rem;
}

.product-card p {
    color: #666;
    padding: 0 1rem 1.5rem;
}

/* Catalog Section */
.catalog {
    padding: 5rem 5%;
    background: #f9f9f9;
}

.catalog h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #2c2c2c;
    margin-bottom: 0.5rem;
}

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto 3rem;
}

.catalog-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.catalog-card.large {
    grid-column: span 2;
}

.catalog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.catalog-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.catalog-card h3 {
    font-size: 1.3rem;
    color: #2c2c2c;
    margin: 1.5rem 1.5rem 1rem;
}

.catalog-card .specs {
    list-style: none;
    padding: 0 1.5rem 1.5rem;
    margin: 0;
}

.catalog-card .specs li {
    color: #666;
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    padding-left: 1.2rem;
    position: relative;
}

.catalog-card .specs li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #8B7BB8;
    font-weight: bold;
}

.catalog-card .specs li.note {
    font-size: 0.85rem;
    font-style: italic;
    color: #999;
}

.catalog-cta {
    text-align: center;
    max-width: 700px;
    margin: 4rem auto 0;
    padding: 3rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.catalog-cta h3 {
    font-size: 1.8rem;
    color: #2c2c2c;
    margin-bottom: 1rem;
}

.catalog-cta p {
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

/* Features Section */
.features {
    padding: 5rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #2c2c2c;
    margin-bottom: 3rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
}

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

.feature-card img {
    width: 100%;
    border-radius: 15px;
    margin-bottom: 1.5rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.feature-card h3 {
    font-size: 1.5rem;
    color: #2c2c2c;
    margin-bottom: 0.8rem;
}

.feature-card p {
    color: #666;
    font-size: 1rem;
}

/* Alignment Section */
.alignment {
    padding: 5rem 5%;
    background: #f9f9f9;
}

.alignment h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #2c2c2c;
    margin-bottom: 3rem;
}

.alignment-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
    align-items: center;
}

.alignment-content img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.alignment-text ul {
    list-style: none;
    padding: 0;
}

.alignment-text li {
    font-size: 1.1rem;
    color: #555;
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.alignment-text li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #8B7BB8;
    font-weight: bold;
    font-size: 1.3rem;
}

/* Materials Section */
.materials {
    padding: 5rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.materials h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #2c2c2c;
    margin-bottom: 3rem;
}

.materials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
}

.material-card img {
    width: 100%;
    border-radius: 15px;
    margin-bottom: 1.5rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.material-card h3 {
    font-size: 1.6rem;
    color: #2c2c2c;
    margin-bottom: 1rem;
}

.material-card p {
    color: #666;
    font-size: 1rem;
    margin-bottom: 1rem;
}

/* Showcase Section */
.showcase {
    padding: 3rem 5%;
    background: #f9f9f9;
}

.showcase-image img {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    display: block;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

/* CTA Section */
.cta-section {
    padding: 5rem 5%;
    background: linear-gradient(135deg, #8B7BB8 0%, #B8A7D8 100%);
    text-align: center;
    color: white;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section > p {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.95;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    padding: 1rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
}

.contact-form textarea {
    min-height: 120px;
    resize: vertical;
}

.submit-button {
    background: #2c2c2c;
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 30px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background 0.3s, transform 0.3s;
}

.submit-button:hover {
    background: #1a1a1a;
    transform: translateY(-2px);
}

/* Footer */
footer {
    background: #2c2c2c;
    color: white;
    padding: 3rem 5% 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto 2rem;
}

.footer-section h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #8B7BB8;
}

.footer-section p {
    color: #ccc;
    line-height: 1.8;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #444;
    color: #999;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        min-height: auto;
    }

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

    .nav-links {
        gap: 1rem;
        font-size: 0.9rem;
    }

    .alignment-content {
        grid-template-columns: 1fr;
    }

    .product-grid,
    .features-grid,
    .materials-grid,
    .catalog-grid {
        grid-template-columns: 1fr;
    }

    .catalog-card.large {
        grid-column: span 1;
    }
}