/* Srie Digital Media Bookstore - Custom Styles */

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f1f1;
}
::-webkit-scrollbar-thumb {
    background: #3b82f6;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #2563eb;
}

/* Product card shadow */
.product-card {
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.product-card:hover {
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

/* Badge */
.badge-ebook {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
}
.badge-digital {
    background: linear-gradient(135deg, #8b5cf6, #6d28d9);
}

/* Button primary */
.btn-primary {
    background-color: #2563eb;
    color: white;
    padding: 0.625rem 1.25rem;
    border-radius: 0.5rem;
    font-weight: 500;
    transition: background-color 0.2s;
}
.btn-primary:hover {
    background-color: #1d4ed8;
}

/* Loading spinner */
.spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid #3b82f6;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Hero gradient */
.hero-gradient {
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #60a5fa 100%);
}

/* Quantity input */
.qty-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #d1d5db;
    background: white;
    cursor: pointer;
    transition: background 0.2s;
}
.qty-btn:hover {
    background: #f3f4f6;
}