:root {
    --bg-color: #f0f0f0;
    --text-primary: #222;
    --accent-blue: #2c3e50;
    --font-main: 'Helvetica Neue', sans-serif;
    --font-serif: 'Times New Roman', serif;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
}

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

/* Header */
.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 0;
    border-bottom: 2px solid var(--text-primary);
    margin-bottom: 4rem;
}

.logo {
    font-size: 2rem;
    font-weight: 900;
    letter-spacing: -1px;
}

.top-nav a {
    text-decoration: none;
    color: var(--text-primary);
    margin-left: 2rem;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    position: relative;
}

.top-nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-blue);
    transition: width 0.3s;
}

.top-nav a:hover::after {
    width: 100%;
}

/* Hero */
.hero-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 8rem;
}

.hero-content h1 {
    font-family: var(--font-serif);
    font-size: 5rem;
    line-height: 1;
    margin-bottom: 1.5rem;
    color: var(--accent-blue);
}

.hero-content p {
    font-size: 1.2rem;
    color: #555;
    max-width: 400px;
}

.hero-visual img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    filter: grayscale(100%);
    transition: filter 0.5s;
}

.hero-visual img:hover {
    filter: grayscale(0%);
}

/* Style Cards */
.style-card-section {
    margin-bottom: 8rem;
}

.reverse-layout .style-card {
    flex-direction: row-reverse;
}

.style-card {
    display: flex;
    background: white;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.card-image {
    flex: 1;
    min-height: 500px;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-text {
    flex: 1;
    padding: 4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.card-text h2 {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--accent-blue);
}

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

.feature-list {
    list-style: none;
    border-top: 1px solid #eee;
    padding-top: 1.5rem;
}

.feature-list li {
    margin-bottom: 0.5rem;
    font-weight: 500;
    display: flex;
    align-items: center;
}

.feature-list li::before {
    content: '•';
    color: var(--accent-blue);
    margin-right: 10px;
    font-size: 1.5rem;
    line-height: 0;
}

/* Footer */
.site-footer {
    background: var(--accent-blue);
    color: white;
    padding: 4rem 2rem 2rem;
    margin: 0 -20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-col h4 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    font-family: var(--font-serif);
}

.footer-col a {
    display: block;
    color: #aaa;
    text-decoration: none;
    margin-bottom: 0.8rem;
    transition: color 0.3s;
}

.footer-col a:hover {
    color: white;
}

.footer-col p {
    color: #aaa;
    font-size: 0.9rem;
}

.copyright {
    text-align: center;
    padding-top: 2rem;
    color: #666;
    font-size: 0.8rem;
}

@media (max-width: 768px) {
    .hero-section {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-content h1 {
        font-size: 3.5rem;
    }
    .hero-content p {
        margin: 0 auto;
    }
    .style-card, .reverse-layout .style-card {
        flex-direction: column;
    }
    .card-image {
        min-height: 300px;
    }
    .card-text {
        padding: 2rem;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
}