:root {
    --primary-gradient: linear-gradient(315deg, #d6ad60 0%, #8f6b00 100%);
    --gold-light: #d6ad60;
    --gold-dark: #8f6b00;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
    color: #333;
}

.navbar {
    background: var(--primary-gradient);
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: white !important;
}

.nav-link {
    color: rgba(255,255,255,0.9) !important;
    margin: 0 0.5rem;
    transition: color 0.3s;
}

.nav-link:hover {
    color: white !important;
}

.hero-section {
    background: var(--primary-gradient);
    color: white;
    padding: 4rem 0;
    margin-bottom: 3rem;
}

.hero-section h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero-section p {
    font-size: 1.2rem;
    opacity: 0.95;
}

.category-section {
    margin-bottom: 4rem;
}

.category-title {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 2rem;
    display: inline-block;
}

.demo-card {
    border: none;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    height: 100%;
    background: white;
}

.demo-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(143, 107, 0, 0.2);
}

.card-img-wrapper {
    position: relative;
    overflow: hidden;
    height: 250px;
    background: #f0f0f0;
}

.card-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.demo-card:hover .card-img-wrapper img {
    transform: scale(1.1);
}

.card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(143, 107, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

.demo-card:hover .card-overlay {
    opacity: 1;
}

.btn-view {
    background: white;
    color: var(--gold-dark);
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 25px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
}

.btn-view:hover {
    background: var(--gold-light);
    color: white;
}

.card-body {
    padding: 1.5rem;
}

.card-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gold-dark);
    margin-bottom: 1rem;
}

.card-text {
    color: #666;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.tag-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    background: var(--primary-gradient);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
}

footer {
    background: var(--primary-gradient);
    color: white;
    padding: 2rem 0;
    margin-top: 4rem;
}

@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2rem;
    }

    .category-title {
        font-size: 2rem;
    }
}