:root {
    --primary: #003366;
    --secondary: #66CCCC;
    --accent: #FF9900;
    --dark: #1A1A2E;
    --light: #FFFFFF;
    --gray: #f5f5f5;
    --text: #333333;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--gray);
    color: var(--text);
    line-height: 1.6;
}

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

.header {
    background: var(--primary);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 60px;
    border-radius: 8px;
}

.nav {
    display: flex;
    gap: 25px;
}

.nav-link {
    color: var(--light);
    text-decoration: none;
    font-weight: 500;
    padding: 8px 15px;
    border-radius: 5px;
    transition: all 0.3s;
}

.nav-link:hover,
.nav-link.active {
    background: var(--accent);
    color: var(--dark);
}

.main {
    min-height: calc(100vh - 180px);
}

.page {
    display: none;
}

.page.active {
    display: block;
}

.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--dark) 100%);
    color: var(--light);
    padding: 80px 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 10px;
    color: var(--accent);
}

.tagline {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.hero-text {
    font-size: 1.2rem;
    opacity: 0.9;
}

.section {
    padding: 50px 0;
}

.section h2 {
    color: var(--primary);
    margin-bottom: 30px;
    padding-bottom: 10px;
    border-bottom: 3px solid var(--accent);
}

.novedades-grid,
.productos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

.novedad-card,
.producto-card {
    background: var(--light);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.novedad-card:hover,
.producto-card:hover {
    transform: translateY(-5px);
}

.novedad-card img,
.producto-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.novedad-content,
.producto-content {
    padding: 20px;
}

.novedad-content h3,
.producto-content h3 {
    color: var(--primary);
    margin-bottom: 10px;
}

.novedad-fecha {
    color: var(--secondary);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.producto-categoria {
    display: inline-block;
    background: var(--secondary);
    color: var(--dark);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    margin-bottom: 10px;
}

.producto-precio {
    font-size: 1.3rem;
    color: var(--accent);
    font-weight: bold;
}

.producto-stock {
    color: var(--primary);
    font-size: 0.9rem;
}

.filters {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.filter-select,
.filter-input {
    padding: 12px 15px;
    border: 2px solid var(--secondary);
    border-radius: 8px;
    font-size: 1rem;
}

.filter-select {
    min-width: 200px;
}

.filter-input {
    flex: 1;
    min-width: 200px;
}

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

.contacto-item {
    background: var(--light);
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.contacto-item h3 {
    color: var(--accent);
    margin-bottom: 10px;
}

.footer {
    background: var(--primary);
    color: var(--light);
    text-align: center;
    padding: 30px 0;
    margin-top: 50px;
}

.empty-message {
    text-align: center;
    padding: 40px;
    color: var(--text);
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 15px;
    }

    .nav {
        flex-wrap: wrap;
        justify-content: center;
    }

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

    .filters {
        flex-direction: column;
    }
}