html {
    --color-orange-50: #fff7ed;
    --color-orange-100: #ffedd5;
    --color-orange-600: #ea580c;
    --color-gray-700: #374151;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
    --shadow-hover: 0 6px 20px rgba(0, 0, 0, 0.2);
}

*, *::before, *::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    background-color: var(--color-orange-50);
    font-family: system-ui, sans-serif;
    color: var(--color-gray-700);
}

header {
    background-color: var(--color-orange-100);
    border-bottom: 2px solid var(--color-orange-600);
    padding: 2rem 1.5rem;
    display: flex;
    justify-content: space-between;
}

header h1 {
    margin: 0;
    font-size: clamp(1.5rem, 5vw, 2rem);
    font-weight: 700;
    color: var(--color-orange-600);
}

nav ul {
    list-style: none;
    margin: 1rem 0 0;
    padding: 0;
    display: flex;
    gap: 2rem;
}

nav a {
    color: var(--color-gray-700);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 600;
}

nav a:hover {
    color: var(--color-orange-600);
}

main {
    max-width: 64rem;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

.intro {
    max-width: 40rem;
    margin: 0 auto 2.5rem;
    font-size: 1.125rem;
    text-align: center;
}

.products {
    display: grid;
    grid-template-columns: auto;
    justify-content: center;
    gap: 2rem;
}

@media all and (min-width: 768px) {
    .products {
        grid-template-columns: auto auto;
    }
}

@media all and (min-width: 1024px) {
    .products {
        grid-template-columns: auto auto auto;
    }
}

.product-card {
    width: 20rem;
    padding: 1.5rem;
    background-color: #ffffff;
    border: 1px solid var(--color-orange-100); 
    border-radius: 1rem;
    box-shadow: var(--shadow);
}

.product-card:hover {
    box-shadow: var(--shadow-hover);
}

.product-card h2 {
    margin: 0 0 1rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.product-card img {
    display: block;
    width: 100%;
    border-radius: 0.5rem;
    filter: saturate(1.1);
}

.product-card .category {
    margin: 0.5rem 0 0;
    font-size: 0.875rem;
    color: var(--color-orange-600);
}

.product-card .price {
    margin: 0.25rem 0 0.75rem;
    font-size: 1.125rem;
    font-weight: 700;
}

.card-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.btn-primary,
.btn-secondary {
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    border: 2px solid var(--color-orange-600);
}

.btn-primary {
    background-color: var(--color-orange-600);
    color: #ffffff;
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--color-orange-50);
    color: var(--color-orange-600);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-orange-600);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background-color: var(--color-orange-600);
    color: #ffffff;
}

footer {
    text-align: center;
    padding: 1.5rem;
    font-size: 0.875rem;
    color: var(--color-gray-700);
    border-top: 1px solid var(--color-orange-100);
}