style.css

/* CSS Variables for consistent theming */
:root {
    --color-primary: #2d342d;
    --color-secondary: #8ba29f;
    --color-tertiary: #24889d;
    --color-accent: #e14f55;
    --border-radius: 8px;
    --transition-default: 0.3s ease;
    --shadow-default: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 6px 10px rgba(0, 0, 0, 0.15);
}

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

body {
    font-family: 'Open Sans', sans-serif;
    background: linear-gradient(to bottom, var(--color-accent), var(--color-secondary));
    color: var(--color-primary);
    min-height: 100vh;
}

/* Header Component */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.3rem 2rem;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    color: #fff;
    animation: gradientMove 8s infinite alternate linear;
}

.header .logo {
    font-family: 'Roboto', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
}

.header .icons {
    display: flex;
    gap: 1.5rem;
    padding: 0.5rem;
    /* background: rgba(255, 255, 255, 0.1); */
    border-radius: var(--border-radius);
    backdrop-filter: blur(5px);
}

.header .icon {
    cursor: pointer;
    transition: all var(--transition-default);
    padding: 0.5rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    font-size: 15px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.header .icon:hover {
    transform: scale(1.1);
}

/* Categories Navigation */
.categories {
    display: flex;
    justify-content: flex-start;
    gap: 0.5rem;
    background: var(--color-primary);
    padding: 1rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE/Edge */
}

.categories::-webkit-scrollbar {
    display: none; /* Chrome/Safari/Opera */
}

.categories .btn {
    color: var(--color-secondary);
    padding: 0.5rem 1rem;
    border: 1px solid currentColor;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-default);
    background: transparent;
    flex: 0 0 auto;
    /* min-width: 120px; */
    margin: 0.25rem;
    font-size: 10px;
    white-space: nowrap;
}

.categories .btn:hover,
.categories .btn.active {
    background-color: var(--color-secondary);
    color: var(--color-primary);
}

@media screen and (max-width: 480px) {
    .categories {
        padding: 0.5rem;
        flex-wrap: nowrap;
    }

    .categories .btn {
        margin: 0.25rem;
    }
}
/* itens Catalog */
.catalog {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    padding: 2rem;
    margin: 0 auto;
    max-width: 1200px;
}

.itens {
    background: #fff;
    color: var(--color-accent);
    padding: 1rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-default);
    text-align: center;
    transition: all var(--transition-default);
    opacity: 0;
    transform: translateY(20px);
    height: 85vh;
}

.itens.show {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.itens:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-hover);
}

.footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.1rem 2rem;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    color: #fff;
    animation: gradientMove 8s infinite alternate linear;
    position: fixed;
    bottom: 0;
    width: 100%;
    opacity: 0.7;
}

.footer .logo {
    font-family: 'Roboto', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
}

.footer .icons {
    display: flex;
    gap: 1.5rem;
    padding: 0.5rem;
    /* background: rgba(255, 255, 255, 0.1); */
    border-radius: var(--border-radius);
    backdrop-filter: blur(5px);
}

.footer .icon {
    cursor: pointer;
    transition: all var(--transition-default);
    padding: 0.5rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    font-size: 15px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.footer .icon:hover {
    transform: scale(1.1);
}

/* Animations */
@keyframes gradientMove {
    0% {
        background-position: 0% 50%;
    }

    100% {
        background-position: 100% 50%;
    }
}