body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6; color: #1e293b;
    background: #f8fafc;
    min-height: 100vh;
}
.container { max-width: 1200px; margin: 0 auto; padding: 20px; padding-top: 100px;}
header { text-align: center; margin-bottom: 50px; max-width: 900px; margin-left: auto; margin-right: auto; }
h1 { 
    font-size: 3.5rem; 
    margin-bottom: 10px; 
    padding-top: 30px;
    background: linear-gradient(to right, #2563eb, #14b8a6);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.tagline { font-size: 1.3rem; color: #475569; font-weight: 500; margin-bottom: 20px; }
.header-intro { font-size: 1.1rem; color: #64748b; line-height: 1.8; margin-top: 15px; }

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    padding: 0 10px;
}

.product-card {
    background: white;
    color: #1e293b;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    border: 1px solid #e2e8f0;
    opacity: 0;
    transform: translateY(50px);
    position: relative;
    cursor: pointer;
}

.product-card * { pointer-events: none; }

.product-card:hover {
    transform: translateY(-20px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0,0,0,0.12);
}

.product-card.expanded .product-details {
    max-height: 500px;
}

.product-image-placeholder {
    height: 250px;
    position: relative;
    overflow: hidden;
}

.product-image-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-card:hover .product-image-placeholder img {
    transform: scale(1.2);
}

.product-image-fallback {
    height: 200px;
    background: linear-gradient(45deg, #ff6b6b, #4ecdc4);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: white;
}

.product-name {
    font-size: 1.5rem; padding: 20px;
    background: #ffffff; border-bottom: 1px solid #e2e8f0;
    font-weight: bold;
}

.product-details {
    padding: 20px;
    padding-top: 5px;
    padding-bottom:30px;
    max-height: 0; overflow: hidden;
    transition: max-height 0.4s ease;
}

.product-type {
    color: #2563eb; font-weight: bold; margin-bottom: 10px;
}
.description { margin-bottom: 15px; color: #475569; }
.features { list-style: none; }
.features li {
    padding: 8px 0; border-bottom: 1px solid #eee;
    display: flex; align-items: center;
}
.features li::before {
    content: "✨"; margin-right: 10px; font-size: 1.2rem;
}

.product-filters {
    display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 40px;
}
.filter-btn {
    padding: 8px 20px; border: 1px solid #2563eb; background: transparent; color: #2563eb;
    border-radius: 30px; font-weight: 500; cursor: pointer; transition: all 0.3s ease;
}
.filter-btn:hover, .filter-btn.active {
    background: #2563eb; color: white;
}

.product-card.hidden {
    display: none;
}

@media (max-width: 768px) {
    h1 { font-size: 2.2rem; padding-top: 10px; }
    .tagline { font-size: 1.1rem; margin-bottom: 15px; }
    .header-intro { font-size: 1rem; padding: 0 10px; text-align: justify; }
    .container { padding: 10px; padding-top: 130px; }
    .products-grid { 
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1.5rem; 
        padding: 0 5px;
    }
}