/* ===== VARIÁVEIS CSS ===== */
:root {
    /* Cores institucionais dos Correios */
    --yellow-primary: #FFCC00;
    --blue-primary: #003A8C;
    --white: #FFFFFF;
    --gray-900: #0F172A;
    --gray-700: #334155;
    --gray-500: #64748B;
    --gray-200: #E2E8F0;
    --gray-100: #F1F5F9;
    
    /* Cores de estado */
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;
    --info: #3B82F6;
    
    /* Tipografia */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Espaçamentos */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    
    /* Bordas */
    --border-radius: 8px;
    --border-radius-lg: 10px;
    --border-radius-full: 9999px;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Transições */
    --transition: all 0.2s ease-in-out;
    --transition-fast: all 0.15s ease-in-out;
}

/* ===== RESET E BASE ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--gray-900);
    background-color: var(--white);
    margin: 0;
    padding: 0;
    min-height: 100vh;
}

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

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

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* ===== UTILITÁRIOS ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-6);
    }
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ===== COMPONENTES BASE ===== */

/* Botões */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-6);
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--border-radius);
    transition: var(--transition);
    text-decoration: none;
    border: 2px solid transparent;
    cursor: pointer;
    min-height: 44px; /* Acessibilidade - área de toque mínima */
}

.btn:focus {
    outline: 2px solid var(--blue-primary);
    outline-offset: 2px;
}

.btn-primary {
    background-color: var(--yellow-primary);
    color: var(--gray-900);
    border-color: var(--yellow-primary);
}

.btn-primary:hover {
    background-color: #E6B800;
    border-color: #E6B800;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background-color: #002A6B;
    border-color: #002A6B;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: transparent;
    color: var(--blue-primary);
    border-color: var(--blue-primary);
}

.btn-outline:hover {
    background-color: var(--blue-primary);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-ghost {
    background-color: transparent;
    color: var(--gray-700);
    border-color: transparent;
}

.btn-ghost:hover {
    background-color: var(--gray-100);
    color: var(--gray-900);
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-4) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.logo-image {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--blue-primary);
}

.logo-badge {
    background: var(--yellow-primary);
    color: var(--gray-900);
    padding: var(--spacing-1) var(--spacing-2);
    border-radius: var(--border-radius);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
}

.nav {
    display: none;
}

.nav-list {
    display: flex;
    gap: var(--spacing-6);
}

.nav-link {
    color: var(--gray-700);
    font-weight: 500;
    transition: var(--transition);
    padding: var(--spacing-2) 0;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--yellow-primary);
    transition: var(--transition);
}

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

.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: var(--spacing-2);
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--gray-700);
    transition: var(--transition);
}

@media (min-width: 768px) {
    .nav {
        display: block;
    }
    
    .mobile-menu-toggle {
        display: none;
    }
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(135deg, var(--blue-primary) 0%, #004BA8 100%);
    color: var(--white);
    padding: calc(80px + var(--spacing-16)) 0 var(--spacing-16) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-4);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-8);
    opacity: 0.9;
}

.countdown-container {
    margin-bottom: var(--spacing-8);
}

.countdown-label {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-4);
    opacity: 0.9;
}

.countdown {
    display: flex;
    justify-content: center;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-2);
}

.countdown-item {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: var(--spacing-4);
    min-width: 80px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.countdown-number {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    line-height: 1;
}

.countdown-text {
    font-size: var(--font-size-sm);
    opacity: 0.8;
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
    align-items: center;
}

@media (min-width: 640px) {
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-actions {
        flex-direction: row;
        justify-content: center;
    }
}

/* ===== NOTICE BANNER ===== */
.notice-banner {
    background-color: var(--yellow-primary);
    color: var(--gray-900);
    padding: var(--spacing-3) 0;
}

.notice-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    text-align: center;
}

.notice-icon {
    font-size: var(--font-size-lg);
    color: var(--blue-primary);
}

/* ===== SEÇÕES GERAIS ===== */
.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-12);
    color: var(--gray-900);
}

/* ===== COMO FUNCIONA ===== */
.how-it-works {
    padding: var(--spacing-20) 0;
    background-color: var(--gray-100);
}

.steps-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
    margin-bottom: var(--spacing-12);
}

.step {
    text-align: center;
    padding: var(--spacing-6);
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.step:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: var(--blue-primary);
    color: var(--white);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    border-radius: 50%;
    margin-bottom: var(--spacing-4);
}

.step-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-3);
    color: var(--gray-900);
}

.step-description {
    color: var(--gray-700);
    line-height: 1.6;
}

.regulation-link {
    text-align: center;
}

@media (min-width: 640px) {
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .steps-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ===== FILTROS ===== */
.filters-section {
    padding: var(--spacing-20) 0 var(--spacing-8) 0;
}

.filters-container {
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-6);
    margin-bottom: var(--spacing-8);
    box-shadow: var(--shadow);
}

.search-box {
    position: relative;
    margin-bottom: var(--spacing-6);
}

.search-input {
    width: 100%;
    padding: var(--spacing-4) var(--spacing-12) var(--spacing-4) var(--spacing-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    transition: var(--transition);
}

.search-input:focus {
    outline: none;
    border-color: var(--blue-primary);
    box-shadow: 0 0 0 3px rgba(0, 58, 140, 0.1);
}

.search-btn {
    position: absolute;
    right: var(--spacing-2);
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--blue-primary);
    color: var(--white);
    padding: var(--spacing-2);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.search-btn:hover {
    background-color: #002A6B;
}

.filters-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.filter-label {
    font-weight: 600;
    color: var(--gray-900);
    font-size: var(--font-size-sm);
}

.filter-select {
    padding: var(--spacing-3);
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    background-color: var(--white);
    transition: var(--transition);
}

.filter-select:focus {
    outline: none;
    border-color: var(--blue-primary);
    box-shadow: 0 0 0 3px rgba(0, 58, 140, 0.1);
}

.clear-filters {
    align-self: flex-start;
}

@media (min-width: 640px) {
    .filters-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .filters-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

/* ===== PRODUTOS ===== */
.products-section {
    padding-bottom: var(--spacing-20);
}

.products-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-6);
}

.product-card {
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

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

.product-image-container {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.product-thumbnails {
    position: absolute;
    bottom: var(--spacing-2);
    right: var(--spacing-2);
    display: flex;
    gap: var(--spacing-1);
}

.thumbnail {
    width: 30px;
    height: 30px;
    border-radius: var(--border-radius);
    object-fit: cover;
    border: 2px solid var(--white);
    box-shadow: var(--shadow);
}

.product-badges {
    position: absolute;
    top: var(--spacing-2);
    left: var(--spacing-2);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-1);
}

.badge {
    padding: var(--spacing-1) var(--spacing-2);
    border-radius: var(--border-radius);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
}

.badge-discount {
    background-color: var(--error);
    color: var(--white);
}

.badge-verified {
    background-color: var(--success);
    color: var(--white);
}

.badge-photos {
    background-color: var(--info);
    color: var(--white);
}

.product-content {
    padding: var(--spacing-4);
}

.product-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-3);
    color: var(--gray-900);
    line-height: 1.3;
}

.product-pricing {
    margin-bottom: var(--spacing-4);
}

.price-original {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    text-decoration: line-through;
    margin-bottom: var(--spacing-1);
}

.price-current {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--blue-primary);
}

.product-urgency {
    background-color: var(--warning);
    color: var(--gray-900);
    padding: var(--spacing-2);
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--spacing-4);
}

.product-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.product-limit {
    font-size: var(--font-size-xs);
    color: var(--gray-500);
    text-align: center;
    margin-top: var(--spacing-2);
}

@media (min-width: 640px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-actions {
        flex-direction: column;
        gap: var(--spacing-2);
    }
}

@media (min-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1280px) {
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ===== SKELETON LOADING ===== */
.skeleton-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-6);
}

.skeleton-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.skeleton-card::before {
    content: '';
    display: block;
    aspect-ratio: 1;
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* ===== HIGHLIGHTS ===== */
.highlights-section {
    padding: var(--spacing-20) 0;
    background-color: var(--gray-100);
}

.highlights-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-6);
}

.highlight-card {
    background-color: var(--white);
    padding: var(--spacing-8);
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.highlight-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.highlight-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background-color: var(--yellow-primary);
    color: var(--blue-primary);
    border-radius: 50%;
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-4);
}

.highlight-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-3);
    color: var(--gray-900);
}

.highlight-description {
    color: var(--gray-700);
    line-height: 1.6;
}

@media (min-width: 1024px) {
    .highlights-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ===== TRANSPARÊNCIA ===== */
.transparency-section {
    padding: var(--spacing-20) 0;
}

.transparency-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-8);
}

.transparency-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-4);
    background-color: var(--gray-100);
    border-radius: var(--border-radius);
    font-weight: 500;
}

.transparency-item i {
    color: var(--blue-primary);
    font-size: var(--font-size-lg);
}

.regulation-download {
    text-align: center;
}

@media (min-width: 1024px) {
    .transparency-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ===== PICKUP ===== */
.pickup-section {
    padding: var(--spacing-20) 0;
    background-color: var(--gray-100);
}

.pickup-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
}

.pickup-map {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.map-placeholder {
    aspect-ratio: 16/9;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: var(--gray-100);
    color: var(--gray-500);
    gap: var(--spacing-2);
}

.map-placeholder i {
    font-size: var(--font-size-3xl);
}

.pickup-selector {
    background-color: var(--white);
    padding: var(--spacing-6);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
}

.pickup-note {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    margin-top: var(--spacing-4);
    padding: var(--spacing-3);
    background-color: var(--gray-100);
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    color: var(--gray-700);
}

.pickup-note i {
    color: var(--info);
}

@media (min-width: 1024px) {
    .pickup-content {
        grid-template-columns: 2fr 1fr;
    }
}

/* ===== FAQ ===== */
.faq-section {
    padding: var(--spacing-20) 0;
}

.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-4);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: var(--spacing-4);
    background-color: var(--white);
    border: none;
    text-align: left;
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--gray-900);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background-color: var(--gray-100);
}

.faq-question i {
    transition: var(--transition);
    color: var(--blue-primary);
}

.faq-question[aria-expanded="true"] i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 var(--spacing-4);
    background-color: var(--gray-100);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-in-out, padding 0.3s ease-in-out;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: var(--spacing-4);
}

.faq-answer p {
    color: var(--gray-700);
    line-height: 1.6;
    margin: 0;
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--gray-900);
    color: var(--white);
    padding: var(--spacing-16) 0 var(--spacing-8) 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
    margin-bottom: var(--spacing-12);
}

.footer-column {
    text-align: center;
}

.footer-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-4);
    color: var(--yellow-primary);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.footer-links a {
    color: var(--gray-200);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--yellow-primary);
}

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: var(--spacing-8);
    text-align: center;
}

.footer-info {
    margin-bottom: var(--spacing-4);
}

.security-badges {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2);
    margin-top: var(--spacing-2);
}

.security-badges .badge {
    background-color: var(--success);
    color: var(--white);
}

.footer-disclaimer {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    line-height: 1.6;
}

@media (min-width: 640px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-column {
        text-align: left;
    }
}

@media (min-width: 1024px) {
    .footer-content {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ===== MODAIS ===== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-4);
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow: hidden;
    animation: modal-enter 0.3s ease-out;
}

.modal-large {
    max-width: 900px;
}

@keyframes modal-enter {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-6);
    border-bottom: 1px solid var(--gray-200);
}

.modal-header h2 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--gray-900);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--font-size-xl);
    color: var(--gray-500);
    cursor: pointer;
    padding: var(--spacing-2);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.modal-close:hover {
    background-color: var(--gray-100);
    color: var(--gray-900);
}

.modal-body {
    padding: var(--spacing-6);
    max-height: calc(90vh - 120px);
    overflow-y: auto;
}

/* Conteúdo específico dos modais */
.regulation-content h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin: var(--spacing-6) 0 var(--spacing-3) 0;
    color: var(--blue-primary);
}

.regulation-content h3:first-child {
    margin-top: 0;
}

.regulation-content p {
    margin-bottom: var(--spacing-4);
    line-height: 1.6;
    color: var(--gray-700);
}

.regulation-content ul {
    margin-bottom: var(--spacing-4);
    padding-left: var(--spacing-4);
}

.regulation-content li {
    margin-bottom: var(--spacing-2);
    color: var(--gray-700);
    list-style: disc;
}

.product-details {
    display: grid;
    gap: var(--spacing-6);
}

.product-gallery {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-4);
}

.product-main-image {
    width: 100%;
    border-radius: var(--border-radius);
    aspect-ratio: 1;
    object-fit: cover;
}

.product-thumbnail-list {
    display: flex;
    gap: var(--spacing-2);
    overflow-x: auto;
}

.product-thumbnail-list .thumbnail {
    width: 60px;
    height: 60px;
    flex-shrink: 0;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
}

.product-thumbnail-list .thumbnail:hover,
.product-thumbnail-list .thumbnail.active {
    border-color: var(--blue-primary);
}

.product-info h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-4);
    color: var(--gray-900);
}

.product-specs {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-4);
}

.product-specs th,
.product-specs td {
    padding: var(--spacing-3);
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.product-specs th {
    background-color: var(--gray-100);
    font-weight: 600;
    color: var(--gray-900);
}

.product-specs td {
    color: var(--gray-700);
}

@media (min-width: 768px) {
    .product-details {
        grid-template-columns: 1fr 1fr;
    }
}

/* ===== TOAST ===== */
.toast-container {
    position: fixed;
    top: 100px;
    right: var(--spacing-4);
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.toast {
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius);
    padding: var(--spacing-4);
    box-shadow: var(--shadow-lg);
    max-width: 400px;
    animation: toast-enter 0.3s ease-out;
    position: relative;
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast.error {
    border-left: 4px solid var(--error);
}

.toast.warning {
    border-left: 4px solid var(--warning);
}

.toast.info {
    border-left: 4px solid var(--info);
}

@keyframes toast-enter {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.toast-icon {
    font-size: var(--font-size-lg);
}

.toast.success .toast-icon {
    color: var(--success);
}

.toast.error .toast-icon {
    color: var(--error);
}

.toast.warning .toast-icon {
    color: var(--warning);
}

.toast.info .toast-icon {
    color: var(--info);
}

.toast-message {
    flex: 1;
    font-size: var(--font-size-sm);
    color: var(--gray-900);
}

/* ===== RESPONSIVIDADE ADICIONAL ===== */
@media (max-width: 640px) {
    .container {
        padding: 0 var(--spacing-3);
    }
    
    .hero {
        padding: calc(70px + var(--spacing-8)) 0 var(--spacing-8) 0;
    }
    
    .hero-title {
        font-size: var(--font-size-2xl);
    }
    
    .countdown {
        gap: var(--spacing-2);
    }
    
    .countdown-item {
        min-width: 60px;
        padding: var(--spacing-3);
    }
    
    .countdown-number {
        font-size: var(--font-size-xl);
    }
    
    .section-title {
        font-size: var(--font-size-2xl);
        margin-bottom: var(--spacing-8);
    }
    
    .btn {
        padding: var(--spacing-3) var(--spacing-4);
        font-size: var(--font-size-sm);
    }
    
    .modal-content {
        margin: var(--spacing-2);
        max-height: calc(100vh - var(--spacing-4));
    }
    
    .modal-header,
    .modal-body {
        padding: var(--spacing-4);
    }
}

/* ===== ESTADOS DE FOCO PARA ACESSIBILIDADE ===== */
*:focus {
    outline: 2px solid var(--blue-primary);
    outline-offset: 2px;
}

button:focus,
a:focus,
input:focus,
select:focus {
    outline: 2px solid var(--blue-primary);
    outline-offset: 2px;
}

/* ===== ANIMAÇÕES SUTIS ===== */
@media (prefers-reduced-motion: no-preference) {
    .product-card,
    .step,
    .highlight-card {
        transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
    }
    
    .btn {
        transition: all 0.2s ease-in-out;
    }
    
    .nav-link::after {
        transition: width 0.3s ease-in-out;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}


/* ===== INFORMAÇÕES DE QUANTIDADE DOS PRODUTOS ===== */
.product-quantity {
    margin-bottom: var(--spacing-4);
    padding: var(--spacing-3);
    background-color: var(--gray-100);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--warning);
}

.quantity-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2);
    font-size: var(--font-size-sm);
}

.sold-count {
    color: var(--gray-700);
    font-weight: 500;
}

.remaining-count {
    color: var(--error);
    font-weight: 600;
    font-size: var(--font-size-xs);
    text-transform: uppercase;
}

.quantity-bar {
    width: 100%;
    height: 6px;
    background-color: var(--gray-200);
    border-radius: var(--border-radius-full);
    overflow: hidden;
}

.quantity-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--success) 0%, var(--warning) 70%, var(--error) 100%);
    border-radius: var(--border-radius-full);
    transition: width 0.3s ease-in-out;
}

/* Animação da barra de progresso */
@keyframes progress-fill {
    from {
        width: 0%;
    }
    to {
        width: var(--progress-width, 0%);
    }
}

.product-card:hover .quantity-progress {
    animation: progress-fill 0.8s ease-out;
}

/* Atualização do limite do produto para incluir ícone de entrega */
.product-limit {
    font-size: var(--font-size-xs);
    color: var(--gray-500);
    text-align: center;
    margin-top: var(--spacing-2);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
}

.product-limit i {
    color: var(--blue-primary);
}

/* Responsividade para informações de quantidade */
@media (max-width: 640px) {
    .quantity-info {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-1);
    }
    
    .remaining-count {
        align-self: flex-end;
    }
    
    .product-limit {
        flex-direction: column;
        gap: var(--spacing-1);
    }
}

/* Melhorias visuais para urgência */
.product-urgency {
    background: linear-gradient(135deg, var(--warning) 0%, #F59E0B 100%);
    color: var(--gray-900);
    padding: var(--spacing-2);
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--spacing-3);
    position: relative;
    overflow: hidden;
}

.product-urgency::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: urgency-shine 2s infinite;
}

@keyframes urgency-shine {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* Estados especiais para produtos com poucas unidades */
.product-card[data-remaining="1"] .remaining-count,
.product-card[data-remaining="2"] .remaining-count {
    animation: blink-warning 1.5s infinite;
}

@keyframes blink-warning {
    0%, 50% {
        opacity: 1;
    }
    25%, 75% {
        opacity: 0.5;
    }
}

/* Melhorias no countdown para maior destaque */
.countdown-item {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.05) 100%);
    backdrop-filter: blur(15px);
    border-radius: var(--border-radius);
    padding: var(--spacing-4);
    min-width: 80px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.countdown-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.countdown-number {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    line-height: 1;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.countdown-text {
    font-size: var(--font-size-sm);
    opacity: 0.9;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* Efeito pulsante quando o countdown está baixo */
.countdown.low-time .countdown-item {
    animation: pulse-urgent 1s infinite;
}

@keyframes pulse-urgent {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 12px 40px rgba(255, 204, 0, 0.3);
    }
}

/* ===== MENU MOBILE FUNCIONAL ===== */
@media (max-width: 767px) {
    .nav {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--white);
        border-top: 1px solid var(--gray-200);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease-in-out;
        z-index: 999;
    }
    
    .nav.nav-active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-list {
        flex-direction: column;
        padding: var(--spacing-4) 0;
        margin: 0;
        list-style: none;
    }
    
    .nav-list li {
        margin: 0;
    }
    
    .nav-link {
        display: block;
        padding: var(--spacing-3) var(--spacing-6);
        color: var(--gray-700);
        text-decoration: none;
        font-weight: 500;
        border-bottom: 1px solid var(--gray-100);
        transition: var(--transition);
    }
    
    .nav-link:hover {
        background-color: var(--gray-50);
        color: var(--blue-primary);
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
}

/* Overlay para fechar menu mobile */
.nav.nav-active::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: -1;
}

/* Ajustes para desktop */
@media (min-width: 768px) {
    .nav {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        background: transparent;
        border: none;
        box-shadow: none;
    }
    
    .nav-list {
        flex-direction: row;
        gap: var(--spacing-6);
        align-items: center;
    }
    
    .nav-link {
        padding: var(--spacing-2) 0;
        border: none;
        background: transparent;
    }
    
    .nav-link:hover {
        background: transparent;
        color: var(--blue-primary);
    }
}


/* ===== COUNTDOWN DOS PRODUTOS ===== */
.product-countdown {
    background: linear-gradient(135deg, var(--blue-primary), #004BA8);
    color: var(--white);
    padding: var(--spacing-2) var(--spacing-3);
    border-radius: var(--border-radius);
    text-align: center;
    margin: var(--spacing-2) 0;
    font-weight: 600;
    font-size: var(--font-size-sm);
    box-shadow: var(--shadow);
}

.product-countdown.urgent {
    background: linear-gradient(135deg, var(--error), #DC2626);
    animation: pulse-urgent 2s infinite;
}

.countdown-time {
    font-family: 'Courier New', monospace;
    font-size: var(--font-size-base);
    font-weight: 700;
    letter-spacing: 1px;
}

@keyframes pulse-urgent {
    0%, 100% { 
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7);
    }
    50% { 
        transform: scale(1.02);
        box-shadow: 0 0 0 10px rgba(239, 68, 68, 0);
    }
}