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

/* Variáveis CSS para consistência */
:root {
    --primary-bg: #F1F1F1;
    --secondary-bg: #F5F5F5;
    --accent-bg: #FFFFFF;
    --text-primary: #000000;
    --text-secondary: #999999;
    --border-color: #E5E5E5;
    --shadow-subtle: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-soft: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.12);
    --transition-fast: all 0.2s ease;
    --transition-smooth: all 0.3s ease;
    --transition-slow: all 0.5s ease;
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.4s ease;
}

.loading-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-content {
    text-align: center;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 2px solid var(--secondary-bg);
    border-top: 2px solid var(--text-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-content p {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Manrope', sans-serif;
    background: var(--primary-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
}

/* Scroll personalizado */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--secondary-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--text-secondary);
    border-radius: 3px;
    transition: var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-primary);
}

.container {
    max-width: 1900px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: var(--primary-bg);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-subtle);
}

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

.logo h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    transition: var(--transition-smooth);
}

.logo sup {
    font-size: 12px;
    vertical-align: super;
    opacity: 0.7;
}

.logo-image {
    height: 100px;
    width: auto;
    max-width: 300px;
    object-fit: contain;
    transition: var(--transition-smooth);
}

.logo-image:hover {
    transform: scale(1.05);
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 14px;
    letter-spacing: 0.5px;
    transition: var(--transition-smooth);
    position: relative;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--text-primary);
    transition: var(--transition-smooth);
}

.nav-link:hover::after {
    width: 100%;
}

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

/* Hero Section */
.hero {
    background: var(--primary-bg);
    border-top: 1px solid var(--border-color);
    position: relative;
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    margin-bottom: 15rem;
    margin-top: 2rem;
}

.hero-title {
    font-size: 64px;
    font-weight: 300;
    color: var(--text-primary);
    letter-spacing: -2px;
    flex: 1;
    position: relative;
}

.hero-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 1px;
    background: var(--text-primary);
}

.hero-description {
    font-size: 18px;
    color: var(--text-secondary);
    font-weight: 400;
    line-height: 1.6;
    flex: 1;
    margin: 0;
    position: relative;
    padding-left: 20px;
}

.hero-description::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--text-primary);
    opacity: 0.3;
}

/* Filters Section */
.filters {
    background: var(--primary-bg);
    padding: 40px 0;
    border-bottom: 1px solid var(--border-color);
}

.filters-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.filter-buttons {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.filter-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    padding: 12px 0;
    transition: var(--transition-smooth);
    position: relative;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.filter-btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--text-primary);
    transition: var(--transition-smooth);
}

.filter-btn:hover::after,
.filter-btn.active::after {
    width: 100%;
}

.filter-btn:hover,
.filter-btn.active {
    color: var(--text-primary);
}

/* Products Grid */
.products {
    padding: 80px 0;
    background: var(--primary-bg);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.product-card {
    background: var(--primary-bg);
    transition: var(--transition-smooth);
    cursor: pointer;
    overflow: hidden;
    box-shadow: var(--shadow-subtle);
    border: 1px solid var(--border-color);
    position: relative;
    height: fit-content;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.02) 0%, transparent 50%);
    opacity: 0;
    transition: var(--transition-smooth);
    z-index: 1;
}

.product-card:hover::before {
    opacity: 1;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
    border-color: var(--text-primary);
}

.product-image {
    position: relative;
    overflow: hidden;
    background: var(--accent-bg);
    aspect-ratio: 4/3;
    margin-bottom: 0;
    border-bottom: 1px solid var(--border-color);
}

.product-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 0%, rgba(0, 0, 0, 0.05) 100%);
    opacity: 0;
    transition: var(--transition-smooth);
    z-index: 2;
}

.product-card:hover .product-image::after {
    opacity: 1;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
    position: relative;
    z-index: 1;
}

.product-card:hover .product-image img {
    transform: scale(1.08);
}

.product-info {
    padding: 24px;
    position: relative;
    z-index: 2;
    background: var(--primary-bg);
}

.product-name {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    letter-spacing: -0.5px;
    line-height: 1.3;
    transition: var(--transition-smooth);
}

.product-card:hover .product-name {
    color: var(--text-primary);
}

.product-category {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
    opacity: 0.8;
}


.product-footer {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.product-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.product-action {
    background: var(--text-primary);
    color: var(--accent-bg);
    border: none;
    padding: 10px 16px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-decoration: none;
    display: inline-block;
    text-align: center;
    flex: 1;
    min-width: 120px;
}

.product-action:hover {
    background: var(--text-secondary);
    transform: translateY(-1px);
}

.product-action.secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--text-primary);
}

.product-action.secondary:hover {
    background: var(--text-primary);
    color: var(--accent-bg);
}

/* Footer */
.footer {
    background: var(--secondary-bg);
    margin-top: 80px;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 30px 0;
    text-align: center;
}

.footer-bottom p {
    color: var(--text-secondary);
    font-size: 12px;
    letter-spacing: 0.5px;
}

/* Modais */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    background-color: var(--accent-bg);
    margin: 5% auto;
    padding: 0;
    border-radius: 8px;
    width: 90%;
    max-width: 400px;
    position: relative;
    box-shadow: var(--shadow-medium);
}

.close {
    position: absolute;
    right: 20px;
    top: 20px;
    color: var(--text-secondary);
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    z-index: 1;
    transition: var(--transition-smooth);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.close:hover {
    color: var(--text-primary);
    background: var(--secondary-bg);
}

/* Search Modal Specific Styles */
.search-modal {
    max-width: 800px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

.search-container {
    padding: 40px;
}

.search-container h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 30px;
    text-align: center;
}

.search-input-container {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
}

#searchInput {
    flex: 1;
    padding: 15px 20px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
    color: var(--text-primary);
    background: var(--accent-bg);
    transition: var(--transition-smooth);
}

#searchInput:focus {
    outline: none;
    border-color: var(--text-primary);
    box-shadow: var(--shadow-subtle);
}

.search-btn {
    background: var(--text-primary);
    color: var(--accent-bg);
    border: none;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    white-space: nowrap;
}

.search-btn:hover {
    background: var(--text-secondary);
}

.search-btn.secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--text-primary);
}

.search-btn.secondary:hover {
    background: var(--text-primary);
    color: var(--accent-bg);
}

.search-results {
    margin-bottom: 30px;
    min-height: 200px;
}

.search-results h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.search-results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

.search-result-item {
    background: var(--accent-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.search-result-item:hover {
    border-color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}

.search-result-item h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.search-result-item p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.search-result-item .price {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.search-suggestions h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.suggestion-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.suggestion-tag {
    background: var(--secondary-bg);
    color: var(--text-primary);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
}

.suggestion-tag:hover {
    background: var(--text-primary);
    color: var(--accent-bg);
    transform: translateY(-1px);
}

.no-results {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
}

.no-results h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.no-results p {
    font-size: 14px;
}

/* Login Modal */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: var(--primary-bg);
}

.login-card {
    background: var(--accent-bg);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-medium);
    border: 1px solid var(--border-color);
    width: 100%;
    max-width: 400px;
    min-width: 320px;
}

.login-card h1 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 25px;
    text-align: center;
}

/* Formulário */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 13px;
}

.form-group input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 13px;
    transition: var(--transition-smooth);
    background: var(--accent-bg);
    color: var(--text-primary);
}

.form-group input:focus {
    outline: none;
    border-color: var(--text-primary);
    box-shadow: var(--shadow-subtle);
}

/* Container do input de senha */
.password-input-container {
    position: relative;
    display: flex;
    align-items: center;
}

.password-input-container input {
    padding-right: 45px;
}

/* Botão para mostrar/ocultar senha */
.toggle-password-btn {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    border-radius: 4px;
    transition: var(--transition-smooth);
    z-index: 1;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
}

.toggle-password-btn:hover {
    background-color: var(--secondary-bg);
    color: var(--text-primary);
}

/* Checkbox personalizado */
.remember-me {
    margin-bottom: 20px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 13px;
    color: var(--text-primary);
    user-select: none;
    padding: 6px 0;
    transition: var(--transition-smooth);
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    margin-left: 10px;
    position: relative;
    transition: all 0.2s ease;
    flex-shrink: 0;
    background: var(--accent-bg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-text + .checkmark {
    background-color: var(--text-primary);
    border-color: var(--text-primary);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-text + .checkmark::after {
    content: '✓';
    color: var(--accent-bg);
    font-size: 12px;
    font-weight: bold;
}

.checkbox-label:hover .checkmark {
    border-color: var(--text-primary);
    transform: scale(1.05);
}

.checkbox-label input[type="checkbox"]:focus + .checkbox-text + .checkmark {
    border-color: var(--text-primary);
    box-shadow: 0 0 0 2px rgba(0, 0, 0, 0.1);
}

.checkbox-label:active .checkmark {
    transform: scale(0.95);
}

/* Botões */
.login-btn {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    background: var(--text-primary);
    color: var(--accent-bg);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.login-btn:hover {
    background: var(--text-secondary);
}

.login-btn:disabled {
    background: var(--text-secondary);
    cursor: not-allowed;
}

/* Mensagens de erro */
.error-message {
    background: #FFEBEE;
    color: #CC0000;
    padding: 10px;
    border-radius: 4px;
    margin-top: 12px;
    display: none;
    text-align: center;
    font-weight: 500;
    font-size: 13px;
}

/* User Info Modal */
.user-info {
    padding: 40px;
    text-align: center;
}

.user-info h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.user-info p {
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-size: 14px;
}

.logout-btn {
    background: var(--text-primary);
    color: var(--accent-bg);
    border: none;
    padding: 10px 16px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-decoration: none;
    display: inline-block;
    text-align: center;
    border-radius: 4px;
}

.logout-btn:hover {
    background: var(--text-secondary);
    transform: translateY(-1px);
}

.logout-btn:disabled {
    background: var(--text-secondary);
    cursor: not-allowed;
    transform: none;
}

/* Responsividade */
@media (max-width: 1400px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 25px;
    }
}

@media (max-width: 1024px) {
    .hero-content {
        gap: 40px;
    }
    
    .hero-title {
        font-size: 56px;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .product-info {
        padding: 20px;
    }
    
    .product-name {
        font-size: 18px;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 20px;
    }
    
    .nav-list {
        gap: 20px;
    }
    
    .hero-content {
        flex-direction: column;
        text-align: center;
        gap: 30px;
    }
    
    .hero-title {
        font-size: 48px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .filters-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .filter-buttons {
        gap: 20px;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .product-info {
        padding: 16px;
    }
    
    .product-name {
        font-size: 16px;
    }
    
    
    .modal-content {
        width: 95%;
        margin: 10% auto;
    }
    
    .search-modal {
        width: 95%;
        max-height: 90vh;
    }
    
    .search-container {
        padding: 20px;
    }
    
    .search-input-container {
        flex-direction: column;
        gap: 10px;
    }
    
    .search-results-grid {
        grid-template-columns: 1fr;
    }
    
    .suggestion-tags {
        justify-content: center;
    }
    
    .login-container {
        padding: 15px;
    }
    
    .login-card {
        max-width: 350px;
        min-width: 280px;
        padding: 25px;
    }
    
    .user-info {
        padding: 30px 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .product-info {
        padding: 20px;
    }
    
    .product-name {
        font-size: 18px;
    }
    
    
    .product-actions {
        flex-direction: column;
    }
    
    .product-action {
        min-width: auto;
    }
    
    .filter-buttons {
        gap: 15px;
        justify-content: center;
    }
    
    .filter-btn {
        font-size: 12px;
    }
    
    .login-card {
        max-width: 320px;
        min-width: 260px;
        padding: 20px;
    }
}