/* Reset e Variáveis */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-blue: #0EA5E9;
    --primary-black: #000000;
    --primary-white: #FFFFFF;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-600: #4B5563;
    --gray-800: #1F2937;
    --green: #10B981;
    --light-green: #D1FAE5;
    --red: #EF4444;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--primary-white);
    color: var(--gray-800);
    line-height: 1.6;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background-color: var(--primary-white);
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    gap: 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    min-width: 200px;
}

.logo-text {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo-on {
    color: var(--primary-black);
}

.logo-choice {
    color: var(--primary-blue);
}

.nav-menu {
    display: flex;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: var(--gray-600);
    font-weight: 500;
    font-size: 15px;
    transition: color 0.2s;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-black);
}

.search-bar {
    flex: 1;
    max-width: 400px;
}

.search-bar input {
    width: 100%;
    padding: 10px 16px;
    border: 1px solid var(--gray-300);
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.2s;
}

.search-bar input:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.header-actions {
    display: flex;
    gap: 12px;
}

.btn-primary,
.btn-secondary {
    padding: 10px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--primary-white);
}

.btn-primary:hover {
    background-color: #0284C7;
}

.btn-secondary {
    background-color: var(--primary-white);
    color: var(--primary-black);
    border: 1px solid var(--gray-300);
}

.btn-secondary:hover {
    background-color: var(--gray-100);
}

/* Categories Navigation */
.categories-nav {
    background-color: var(--primary-white);
    border-bottom: 1px solid var(--gray-200);
    padding: 12px 0;
}

.categories-scroll {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    scrollbar-width: none;
}

.categories-scroll::-webkit-scrollbar {
    display: none;
}

.category-btn {
    padding: 8px 16px;
    border: 1px solid var(--gray-300);
    background-color: var(--primary-white);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
}

.category-btn:hover {
    background-color: var(--gray-100);
}

.category-btn.active {
    background-color: var(--primary-black);
    color: var(--primary-white);
    border-color: var(--primary-black);
}

/* Subcategories */
.subcategories {
    background-color: var(--gray-100);
    padding: 12px 0;
    display: none;
}

.subcategories.show {
    display: block;
}

.subcategories-scroll {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    scrollbar-width: none;
}

.subcategories-scroll::-webkit-scrollbar {
    display: none;
}

.subcategory-btn {
    padding: 6px 14px;
    border: 1px solid var(--gray-300);
    background-color: var(--primary-white);
    border-radius: 16px;
    font-size: 13px;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
}

.subcategory-btn:hover {
    background-color: var(--primary-blue);
    color: var(--primary-white);
    border-color: var(--primary-blue);
}

/* Info Banners */
.info-banners {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 40px 0;
}

.info-card {
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.info-card h3 {
    font-size: 18px;
    margin-bottom: 8px;
    font-weight: 700;
}

.info-card p {
    font-size: 14px;
    opacity: 0.9;
}

.card-green {
    background-color: var(--green);
    color: var(--primary-white);
}

.card-blue {
    background-color: var(--primary-blue);
    color: var(--primary-white);
}

.card-light-green {
    background-color: var(--light-green);
    color: var(--gray-800);
}

/* Markets Section */
.markets-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 40px 0 24px;
}

.markets-header h2 {
    font-size: 28px;
    font-weight: 700;
}

.markets-filters {
    display: flex;
    gap: 8px;
}

.filter-btn {
    padding: 8px 16px;
    border: 1px solid var(--gray-300);
    background-color: var(--primary-white);
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.filter-btn:hover {
    background-color: var(--gray-100);
}

.filter-btn.active {
    background-color: var(--primary-black);
    color: var(--primary-white);
    border-color: var(--primary-black);
}

/* Markets Grid */
.markets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
    margin-bottom: 60px;
}

.market-card {
    background-color: var(--primary-white);
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: block;
}

.market-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.market-image {
    width: 100%;
    height: 160px;
    background-color: var(--gray-100);
    border-radius: 8px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
}

.market-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    line-height: 1.4;
    color: var(--primary-black);
}

.market-options {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.option-btn {
    flex: 1;
    padding: 12px;
    border: 2px solid;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.option-yes {
    border-color: var(--green);
    color: var(--green);
    background-color: rgba(16, 185, 129, 0.1);
}

.option-yes:hover {
    background-color: var(--green);
    color: var(--primary-white);
}

.option-no {
    border-color: var(--red);
    color: var(--red);
    background-color: rgba(239, 68, 68, 0.1);
}

.option-no:hover {
    background-color: var(--red);
    color: var(--primary-white);
}

.option-percentage {
    display: block;
    font-size: 18px;
    margin-bottom: 4px;
}

.option-label {
    display: block;
    font-size: 12px;
    opacity: 0.8;
}

.market-volume {
    font-size: 13px;
    color: var(--gray-600);
    text-align: center;
}

.loading {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray-600);
    font-size: 16px;
}

/* Footer */
.footer {
    background-color: var(--gray-800);
    color: var(--primary-white);
    padding: 60px 0 20px;
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-section p {
    font-size: 14px;
    opacity: 0.8;
}

.footer-section a {
    display: block;
    color: var(--primary-white);
    text-decoration: none;
    font-size: 14px;
    margin-bottom: 8px;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.footer-section a:hover {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 14px;
    opacity: 0.6;
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-wrap: wrap;
    }
    
    .nav-menu {
        order: 3;
        width: 100%;
        justify-content: space-around;
    }
    
    .search-bar {
        order: 2;
        max-width: none;
        flex: 1;
    }
    
    .markets-grid {
        grid-template-columns: 1fr;
    }
    
    .info-banners {
        grid-template-columns: 1fr;
    }
}