/* assets/css/style.css */
:root {
    --color-primary: #ffe600; /* Amarelo Mercado Livre */
    --color-primary-dark: #d9b900;
    --color-secondary: #3483fa; /* Azul link Mercado Livre */
    --color-secondary-hover: #2968c8;
    --color-accent: #00a650; /* Verde sucesso/oferta */
    --color-accent-hover: #008744;
    --color-dark: #1f2937;
    --color-dark-text: #333333;
    --color-muted: #6b7280;
    --color-light: #f8fafc;
    --color-white: #ffffff;
    --color-border: #e5e7eb;
    --color-danger: #dc2626;
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
    
    --container: 1180px;
    --font-main: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--color-dark-text);
    background-color: var(--color-light);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--color-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--color-secondary-hover);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    font-family: inherit;
    border: none;
    background: none;
}

/* Layout Classes */
.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 20px;
}

.site-header {
    background-color: var(--color-primary);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.site-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-dark);
    text-decoration: none;
    display: flex;
    align-items: center;
}

.site-logo:hover {
    color: var(--color-dark);
}

/* Navbar */
.site-nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    gap: 20px;
}

.nav-link {
    color: var(--color-dark);
    font-weight: 600;
    font-size: 0.95rem;
}

.nav-link:hover {
    color: var(--color-secondary);
}

/* Search Bar */
.search-form {
    display: flex;
    align-items: center;
    background: var(--color-white);
    border-radius: var(--radius-sm);
    padding: 2px;
    flex-grow: 1;
    max-width: 500px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.search-input {
    flex-grow: 1;
    border: none;
    padding: 10px 15px;
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
    outline: none;
    width: 100%;
}

.search-btn {
    background: var(--color-light);
    border: none;
    padding: 10px 15px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    color: var(--color-muted);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--color-dark);
}

/* Footer */
.site-footer {
    background-color: var(--color-white);
    padding: 40px 0 20px;
    margin-top: 60px;
    border-top: 1px solid var(--color-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: var(--color-dark);
}

.footer-link {
    color: var(--color-muted);
    display: block;
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.footer-link:hover {
    color: var(--color-secondary);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
    color: var(--color-muted);
    font-size: 0.85rem;
}

/* LGPD / Cookie Banner */
.cookie-banner {
    position: fixed;
    left: 20px;
    right: 20px;
    bottom: 20px;
    z-index: 9999;
    display: flex;
    justify-content: center;
    pointer-events: none;
}

.cookie-banner__content {
    width: 100%;
    max-width: 760px;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 22px;
    pointer-events: auto;
}

.cookie-banner__content h2 {
    color: var(--color-dark);
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.cookie-banner__content p {
    color: var(--color-muted);
    font-size: 0.95rem;
    margin-bottom: 14px;
}

.cookie-banner__option {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: var(--color-dark-text);
    font-size: 0.95rem;
    margin-bottom: 10px;
}

.cookie-banner__option input {
    margin-top: 5px;
}

.cookie-banner__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 16px 0 10px;
}

.cookie-banner__link {
    display: inline-block;
    font-size: 0.9rem;
    font-weight: 600;
}

.btn-secondary {
    background: var(--color-light);
    color: var(--color-dark);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-border);
    color: var(--color-dark);
}

/* Responsividade Global */
@media (max-width: 768px) {
    .site-header .container {
        flex-wrap: wrap;
    }
    
    .search-form {
        order: 3;
        width: 100%;
        max-width: 100%;
        margin-top: 10px;
    }
    
    .site-nav {
        display: none; /* Hide for mobile initially */
        width: 100%;
        order: 4;
        margin-top: 15px;
    }
    
    .site-nav.active {
        display: block;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 10px;
    }
    
    .menu-toggle {
        display: block;
    }

    .cookie-banner {
        left: 12px;
        right: 12px;
        bottom: 12px;
    }

    .cookie-banner__content {
        padding: 18px;
    }

    .cookie-banner__actions .btn {
        width: 100%;
        text-align: center;
    }
}