/* ==========================================
   CAMINHAR SEM DOR - CSS COMPLETO
   Site de afiliados Amazon - Alívio de dor
   ========================================== */

/* ==================== RESET & BASE ==================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    /* Cores Principais */
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #dbeafe;
    --secondary: #059669;
    --secondary-dark: #047857;
    --secondary-light: #d1fae5;
    
    /* Cores Amazon */
    --amazon-orange: #ff9900;
    --amazon-dark: #131921;
    --amazon-hover: #e88b00;
    
    /* Neutros */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Semânticas */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    
    /* Tipografia */
    --font-main: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', sans-serif;
    --font-heading: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', sans-serif;
    
    /* Espaçamento */
    --container-max: 1200px;
    --section-padding: 4rem 0;
    --card-radius: 12px;
    --btn-radius: 8px;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.1), 0 10px 10px rgba(0,0,0,0.04);
    
    /* Transições */
    --transition: all 0.3s ease;
}

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

body {
    font-family: var(--font-main);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--gray-800);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
}

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

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    color: var(--gray-900);
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.375rem; }
h4 { font-size: 1.125rem; }

ul, ol {
    padding-left: 1.5rem;
}

/* ==================== UTILITY ==================== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary);
    color: var(--white);
    padding: 8px 16px;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--btn-radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    line-height: 1.4;
}

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

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

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

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

.btn-outline-sm {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
    padding: 0.4rem 1rem;
    font-size: 0.875rem;
}

.btn-outline-sm:hover {
    background: var(--primary);
    color: var(--white);
}

.btn-amazon {
    background: var(--amazon-orange);
    color: var(--amazon-dark);
    font-weight: 700;
}

.btn-amazon:hover {
    background: var(--amazon-hover);
    color: var(--amazon-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
}

.btn-block {
    display: flex;
    width: 100%;
}

/* ==================== HEADER ==================== */
.site-header {
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.site-header.scrolled {
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 0;
    gap: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--gray-900);
}

.logo-icon {
    font-size: 1.75rem;
    color: var(--primary);
    width: 2.25rem;
    height: 2.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-light);
    border-radius: 8px;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-size: 1.25rem;
    line-height: 1.2;
    color: var(--gray-900);
}

.logo-tagline {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.menu-toggle {
    display: none;
    background: var(--gray-100);
    border: 1px solid var(--gray-200);
    border-radius: 10px;
    cursor: pointer;
    padding: 0;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.hamburger {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--gray-700);
    position: relative;
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2.5px;
    background: var(--gray-700);
    left: 0;
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger::before { top: -7px; }
.hamburger::after { top: 7px; }

.menu-toggle:hover,
.menu-toggle:focus-visible {
    background: var(--primary-light);
    border-color: #93c5fd;
    outline: none;
}

.menu-toggle.active {
    background: #dbeafe;
    border-color: #60a5fa;
}

.menu-toggle.active .hamburger {
    background: transparent;
}

.menu-toggle.active .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}

.menu-toggle.active .hamburger::after {
    transform: rotate(-45deg);
    top: 0;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 0.25rem;
    padding: 0;
    margin: 0;
}

.nav-list a {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--gray-700);
    font-weight: 500;
    border-radius: var(--btn-radius);
    font-size: 0.95rem;
}

.nav-list a:hover,
.nav-list a.active {
    background: var(--primary-light);
    color: var(--primary);
}

/* Dropdown */
.has-dropdown {
    position: relative;
}

.dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--card-radius);
    box-shadow: var(--shadow-lg);
    min-width: 250px;
    padding: 0.5rem;
    list-style: none;
    z-index: 100;
}

.has-dropdown:hover .dropdown {
    display: block;
}

.dropdown a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    border-radius: 6px;
}

.dropdown a:hover {
    background: var(--gray-50);
}

.cat-icon {
    font-size: 1rem;
    color: var(--primary);
    width: 1.5rem;
    text-align: center;
}

/* ==================== HERO ==================== */
.hero {
    background: linear-gradient(135deg, var(--primary-light) 0%, #ede9fe 50%, #fce7f3 100%);
    padding: 4rem 0;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero h1 {
    font-size: 2.75rem;
    margin-bottom: 1.25rem;
    color: var(--gray-900);
}

.hero .highlight {
    color: var(--primary);
    background: linear-gradient(to bottom, transparent 60%, var(--primary-light) 60%);
    padding: 0 4px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--gray-600);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.hero-trust {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--gray-600);
}

.trust-icon {
    font-size: 1.2rem;
    color: var(--primary);
    width: 1.5rem;
    text-align: center;
}

/* ==================== SECTIONS ==================== */
.section-title {
    text-align: center;
    margin-bottom: 0.75rem;
    font-size: 2rem;
}

.section-subtitle {
    text-align: center;
    color: var(--gray-500);
    margin-bottom: 2.5rem;
    font-size: 1.1rem;
}

.section-cta {
    text-align: center;
    margin-top: 2rem;
}

/* ==================== PAIN POINTS ==================== */
.pain-points {
    padding: var(--section-padding);
    background: var(--white);
}

.pain-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.pain-card {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--card-radius);
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
}

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

.pain-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 1rem;
    color: var(--primary);
}

.pain-card h3 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.pain-card p {
    color: var(--gray-600);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.link-arrow {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
}

.link-arrow:hover {
    text-decoration: underline;
}

/* ==================== CATEGORIES ==================== */
.categories-section {
    padding: var(--section-padding);
    background: var(--gray-50);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.category-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--card-radius);
    padding: 2rem;
    text-align: center;
    text-decoration: none;
    color: var(--gray-800);
    transition: var(--transition);
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
    color: var(--gray-800);
}

.category-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 1rem;
    color: var(--primary);
}

.category-card h3 {
    margin-bottom: 0.5rem;
    font-size: 1.15rem;
}

.category-card p {
    color: var(--gray-500);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.category-link {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
}

/* ==================== PRODUCT CARDS ==================== */
.featured-products {
    padding: var(--section-padding);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

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

.product-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.product-image {
    position: relative;
    background: var(--gray-50);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 220px;
}

.product-image img {
    max-height: 200px;
    object-fit: contain;
    margin: 0 auto;
}

.badge-destaque {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    background: var(--warning);
    color: var(--gray-900);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.product-info {
    padding: 1.25rem;
}

.product-info h2,
.product-info h3 {
    font-size: 1.05rem;
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.product-info h2 a,
.product-info h3 a {
    color: var(--gray-900);
    text-decoration: none;
}

.product-info h2 a:hover,
.product-info h3 a:hover {
    color: var(--primary);
}

.product-desc {
    color: var(--gray-600);
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Stars */
.stars {
    display: inline-flex;
    align-items: center;
    gap: 1px;
}

.star {
    color: var(--amazon-orange);
    font-size: 0.9rem;
}

.star.empty {
    color: var(--gray-300);
}

.star.half {
    color: var(--amazon-orange);
}

.rating-number {
    font-size: 0.85rem;
    color: var(--gray-600);
    margin-left: 0.25rem;
    font-weight: 600;
}

.review-count {
    font-size: 0.8rem;
    color: var(--gray-500);
    display: block;
    margin-bottom: 0.75rem;
}

.product-price {
    margin-bottom: 1rem;
}

.price {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--gray-900);
}

.price-note {
    display: block;
    font-size: 0.75rem;
    color: var(--gray-400);
}

.product-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.pros-compact {
    list-style: none;
    padding: 0;
    margin-bottom: 0.75rem;
}

.pros-compact li {
    font-size: 0.85rem;
    color: var(--gray-600);
    padding: 0.15rem 0;
}

/* ==================== HOW IT WORKS ==================== */
.how-it-works {
    padding: var(--section-padding);
    background: var(--gray-50);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.step-card {
    text-align: center;
    padding: 2rem;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1rem;
}

.step-card h3 {
    margin-bottom: 0.5rem;
}

.step-card p {
    color: var(--gray-600);
    font-size: 0.95rem;
}

/* ==================== ARTICLE CARDS ==================== */
.featured-articles {
    padding: var(--section-padding);
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.article-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--card-radius);
    overflow: hidden;
    transition: var(--transition);
}

.article-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.article-image {
    position: relative;
    background: var(--gray-100);
    min-height: 200px;
    overflow: hidden;
}

.article-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.article-badge {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    background: var(--primary);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.article-info {
    padding: 1.25rem;
}

.article-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.8rem;
    color: var(--gray-500);
    margin-bottom: 0.5rem;
}

.article-info h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.article-info h3 a {
    color: var(--gray-900);
}

.article-info h3 a:hover {
    color: var(--primary);
}

.article-info p {
    color: var(--gray-600);
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ==================== ARTICLE DETAIL ==================== */
.article-detail {
    padding: 2rem 0;
}

.article-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 2.5rem;
}

.article-header {
    margin-bottom: 1.5rem;
}

.article-header h1 {
    font-size: 2.25rem;
    margin-bottom: 0.75rem;
}

.article-lead {
    font-size: 1.15rem;
    color: var(--gray-600);
    line-height: 1.7;
}

.article-category-badge {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.article-image-featured {
    border-radius: var(--card-radius);
    overflow: hidden;
    margin-bottom: 2rem;
}

.article-image-featured img {
    width: 100%;
    height: auto;
}

.article-body {
    font-size: 1.05rem;
    line-height: 1.8;
}

.article-body h2 {
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--gray-100);
}

.article-body h3 {
    font-size: 1.25rem;
    margin: 1.5rem 0 0.75rem;
}

.article-body p {
    margin-bottom: 1rem;
}

.article-body ul, .article-body ol {
    margin-bottom: 1rem;
}

.article-body li {
    margin-bottom: 0.5rem;
}

.comparison-table-wrap {
    overflow-x: auto;
    margin-bottom: 1rem;
}

.comparison-mobile {
    display: none;
}

.article-body table {
    width: 100%;
    min-width: 980px;
    border-collapse: collapse;
    margin: 1rem 0;
}

.article-body thead th {
    text-align: left;
    font-size: 1.05rem;
    padding: 0.9rem 0.75rem;
    border-bottom: 2px solid var(--gray-200);
}

.article-body tbody td {
    padding: 0.9rem 0.75rem;
    border-bottom: 1px solid var(--gray-200);
    vertical-align: middle;
}

.compare-product {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 320px;
}

.compare-product-image {
    width: 56px;
    height: 56px;
    object-fit: cover;
    border-radius: 10px;
    border: 1px solid var(--gray-200);
    background: var(--white);
}

.compare-product-content {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.compare-badge {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1;
    color: #92400e;
    background: #fef3c7;
    border: 1px solid #f59e0b;
    border-radius: 999px;
    padding: 0.28rem 0.55rem;
}

.compare-product-name {
    font-weight: 600;
    line-height: 1.35;
}

.compare-product-meta {
    font-size: 0.82rem;
    color: var(--gray-500);
}

.compare-link {
    font-weight: 600;
    text-decoration: none;
}

.compare-link-buy {
    color: var(--secondary-dark);
}

.compare-link-reviews {
    color: var(--primary);
}

.aviso-medico {
    background: #fffbeb;
    border: 1px solid #fbbf24;
    border-radius: var(--card-radius);
    padding: 1.25rem;
    margin: 1.5rem 0;
    font-size: 0.95rem;
}

/* ===== FAQ Accordion ===== */
.article-faq {
    margin: 2.5rem 0;
    padding: 2rem;
    background: var(--gray-50, #f9fafb);
    border-radius: 12px;
    border: 1px solid var(--gray-200);
}

.article-faq h2 {
    font-size: 1.4rem;
    color: var(--gray-800, #1f2937);
    margin-bottom: 1.25rem;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.faq-item {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--gray-800, #1f2937);
    text-align: left;
    line-height: 1.4;
}

.faq-question:hover {
    background: var(--gray-50, #f9fafb);
}

.faq-question[aria-expanded="true"] {
    color: var(--primary, #2563eb);
}

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

.faq-icon i {
    transition: transform 0.25s ease;
    flex-shrink: 0;
    font-size: 0.8rem;
    color: var(--gray-500, #6b7280);
}

.faq-answer {
    padding: 0 1.25rem 1rem;
    font-size: 0.92rem;
    color: var(--gray-700, #374151);
    line-height: 1.65;
}

.faq-answer p {
    margin: 0;
}

/* ===== /FAQ Accordion ===== */

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
    margin: 2rem 0;
    padding-top: 1.5rem;
    border-top: 1px solid var(--gray-200);
}

.tags-label {
    font-weight: 600;
    margin-right: 0.5rem;
}

.tag {
    display: inline-block;
    background: var(--gray-100);
    color: var(--gray-600);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
}

.tag-sm {
    display: inline-block;
    background: var(--gray-100);
    color: var(--gray-600);
    padding: 0.15rem 0.5rem;
    border-radius: 12px;
    font-size: 0.75rem;
}

.article-share {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem 0;
    flex-wrap: wrap;
}

.share-label {
    font-weight: 600;
}

.share-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--white);
    text-decoration: none;
}

.share-btn i {
    font-size: 0.95rem;
}

.share-facebook { background: #1877f2; }
.share-whatsapp { background: #25d366; color: var(--white); }
.share-twitter { background: #333; }

.share-btn:hover {
    opacity: 0.9;
    color: var(--white);
}

/* ==================== SIDEBAR ==================== */
.sidebar-box {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--card-radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.sidebar-box h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-light);
}

.sidebar-product {
    display: flex;
    gap: 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--gray-100);
}

.sidebar-product:last-child {
    border-bottom: none;
}

.sidebar-product img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    background: var(--gray-50);
    border-radius: 8px;
    flex-shrink: 0;
}

.sidebar-product-info h4 {
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.sidebar-product-info h4 a {
    color: var(--gray-800);
}

.price-small {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--gray-900);
    display: block;
    margin: 0.25rem 0;
}

.sidebar-cta {
    background: var(--primary-light);
    border-color: var(--primary);
}

.sidebar-notice {
    background: #fffbeb;
    border-color: #fbbf24;
}

.sidebar-notice p {
    font-size: 0.9rem;
    color: var(--gray-600);
}

/* ==================== ARTICLES LIST PAGE ==================== */
.articles-page {
    padding: 2rem 0;
}

.page-header {
    text-align: center;
    margin-bottom: 2rem;
}

.page-header h1 {
    margin-bottom: 0.75rem;
}

.page-header p {
    color: var(--gray-600);
    font-size: 1.1rem;
}

.article-filters {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1.25rem;
    border: 1px solid var(--gray-300);
    border-radius: 20px;
    background: var(--white);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-600);
    transition: var(--transition);
}

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

.article-card-horizontal {
    display: grid;
    grid-template-columns: 350px 1fr;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--card-radius);
    overflow: hidden;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.article-card-horizontal:hover {
    box-shadow: var(--shadow-md);
}

.article-card-image {
    position: relative;
    overflow: hidden;
}

.article-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    min-height: 200px;
}

.article-card-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.article-card-content h2 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.article-card-content h2 a {
    color: var(--gray-900);
}

.article-card-content h2 a:hover {
    color: var(--primary);
}

.article-card-content p {
    color: var(--gray-600);
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
}

.article-tags-inline {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

/* ==================== CATEGORY PAGE ==================== */
.category-page {
    padding: 2rem 0;
}

.category-icon-lg {
    font-size: 3rem;
    display: block;
    text-align: center;
    margin-bottom: 0.75rem;
    color: var(--primary);
}

.category-info-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--gray-200);
}

.results-count {
    color: var(--gray-500);
    font-size: 0.9rem;
}

.empty-state {
    text-align: center;
    padding: 4rem 2rem;
}

.empty-state p {
    color: var(--gray-500);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.category-cta {
    margin-top: 3rem;
}

.cta-box {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--card-radius);
    padding: 2.5rem;
    text-align: center;
}

.cta-box h3 {
    margin-bottom: 0.5rem;
}

.cta-box p {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
}

/* ==================== PRODUCT DETAIL ==================== */
.product-detail {
    padding: 2rem 0;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.product-detail-image {
    position: relative;
    background: var(--gray-50);
    border-radius: var(--card-radius);
    padding: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

.product-detail-image img {
    max-height: 350px;
    object-fit: contain;
}

.badge-destaque-lg {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--warning);
    color: var(--gray-900);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.product-detail-info h1 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.product-category-tag {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.product-rating-block {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
    flex-wrap: wrap;
}

.product-description {
    color: var(--gray-600);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.product-price-block {
    background: var(--gray-50);
    border-radius: var(--card-radius);
    padding: 1.25rem;
    margin-bottom: 1.5rem;
}

.price-label {
    font-size: 0.85rem;
    color: var(--gray-500);
    display: block;
}

.price-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    display: block;
}

.product-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.affiliate-notice {
    margin-top: 0.75rem;
    color: var(--gray-400);
}

/* Prós e Contras */
.pros-cons-section {
    margin-bottom: 3rem;
}

.pros-cons-section h2 {
    margin-bottom: 1.5rem;
}

.pros-cons-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.pros-box, .cons-box {
    border-radius: var(--card-radius);
    padding: 1.5rem;
}

.pros-box {
    background: var(--secondary-light);
    border: 1px solid #a7f3d0;
}

.cons-box {
    background: #fef3c7;
    border: 1px solid #fde68a;
}

.pros-box h3, .cons-box h3 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.pros-box ul, .cons-box ul {
    list-style: none;
    padding: 0;
}

.pro-item, .con-item {
    padding: 0.5rem 0;
    font-size: 0.95rem;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.pro-item i {
    color: #16a34a;
    margin-top: 0.15rem;
    flex-shrink: 0;
}

.con-item i {
    color: #d97706;
    margin-top: 0.15rem;
    flex-shrink: 0;
}

.pros-box h3 i {
    color: #16a34a;
}

.cons-box h3 i {
    color: #d97706;
}

/* ==================== MEDICAL NOTICE ==================== */
.medical-notice {
    padding: 2rem 0 3rem;
}

.notice-box {
    display: flex;
    gap: 1.5rem;
    background: #fffbeb;
    border: 1px solid #f59e0b;
    border-radius: var(--card-radius);
    padding: 2rem;
    align-items: flex-start;
}

.notice-icon {
    font-size: 1.75rem;
    flex-shrink: 0;
    color: #f59e0b;
}

.notice-content h3 {
    margin-bottom: 0.5rem;
    color: var(--gray-800);
}

.notice-content p {
    color: var(--gray-600);
    font-size: 0.95rem;
}

/* ==================== NEWSLETTER ==================== */
.newsletter-section {
    padding: 3rem 0;
    background: var(--primary);
}

.newsletter-box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.newsletter-content h2 {
    color: var(--white);
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.newsletter-content p {
    color: rgba(255,255,255,0.8);
    font-size: 1rem;
}

.form-group {
    display: flex;
    gap: 0.5rem;
}

.form-group input[type="email"] {
    flex: 1;
    padding: 0.875rem 1rem;
    border: 2px solid transparent;
    border-radius: var(--btn-radius);
    font-size: 1rem;
    outline: none;
}

.form-group input[type="email"]:focus {
    border-color: var(--amazon-orange);
}

.newsletter-disclaimer {
    color: rgba(255,255,255,0.6);
    font-size: 0.8rem;
    margin-top: 0.5rem;
}

/* ==================== BREADCRUMB ==================== */
.breadcrumb {
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
    padding: 0.625rem 0;
    margin-bottom: 1.5rem;
}

.breadcrumb ol {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
    flex-wrap: wrap;
    align-items: center;
    gap: 0;
}

.breadcrumb li {
    display: flex;
    align-items: center;
    font-size: 0.82rem;
    line-height: 1.4;
}

.breadcrumb li::after {
    content: '/';
    margin: 0 0.5rem;
    color: var(--gray-300);
    font-size: 0.75rem;
}

.breadcrumb li:last-child::after {
    display: none;
}

.breadcrumb a {
    color: var(--primary);
    font-size: 0.82rem;
    text-decoration: none;
    white-space: nowrap;
}

.breadcrumb a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.breadcrumb li.current span {
    font-size: 0.82rem;
    color: var(--gray-600);
    font-weight: 500;
    max-width: 240px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: inline-block;
    vertical-align: middle;
}

@media (max-width: 480px) {
    .breadcrumb li.current span {
        max-width: 150px;
    }
}

/* ==================== ABOUT PAGE ==================== */
.about-page {
    padding: 2rem 0 4rem;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-content h1 {
    text-align: center;
    margin-bottom: 2rem;
}

.about-intro {
    margin-bottom: 2rem;
}

.about-intro .lead {
    font-size: 1.15rem;
    color: var(--gray-700);
    line-height: 1.8;
}

.about-content h2 {
    margin: 2rem 0 1rem;
    font-size: 1.5rem;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.about-feature {
    background: var(--gray-50);
    border-radius: var(--card-radius);
    padding: 1.5rem;
}

.feature-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.75rem;
    color: var(--primary);
}

.about-feature h3 {
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.about-feature p {
    color: var(--gray-600);
    font-size: 0.95rem;
}

.about-notice {
    background: #fffbeb;
    border: 1px solid #fbbf24;
    border-radius: var(--card-radius);
    padding: 1.5rem;
    margin: 2rem 0;
}

.about-notice h3 {
    margin-bottom: 0.5rem;
}

/* ==================== LEGAL PAGES ==================== */
.legal-page {
    padding: 2rem 0 4rem;
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-content h1 {
    margin-bottom: 0.5rem;
}

.legal-updated {
    color: var(--gray-500);
    margin-bottom: 2rem;
}

.legal-content h2 {
    margin: 2rem 0 0.75rem;
    font-size: 1.35rem;
}

.legal-content ul {
    margin-bottom: 1rem;
}

.legal-content li {
    margin-bottom: 0.5rem;
}

/* ==================== ERROR PAGE ==================== */
.error-page {
    padding: 4rem 0;
}

.error-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.error-icon {
    font-size: 3.5rem;
    display: block;
    margin-bottom: 1rem;
    color: var(--primary);
}

.error-content h1 {
    margin-bottom: 0.75rem;
}

.error-content p {
    color: var(--gray-600);
    margin-bottom: 2rem;
}

.error-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
}

.error-suggestions {
    text-align: left;
    background: var(--gray-50);
    border-radius: var(--card-radius);
    padding: 2rem;
}

.error-suggestions h3 {
    margin-bottom: 1rem;
}

.error-suggestions li {
    margin-bottom: 0.5rem;
}

.error-suggestions a {
    color: var(--primary);
    font-weight: 500;
}

/* ==================== FOOTER ==================== */
.site-footer {
    background: var(--gray-900);
    color: var(--gray-400);
    padding: 3rem 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 2rem;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid var(--gray-700);
}

.footer-col h3 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 1rem;
}

.footer-col p {
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-col ul {
    list-style: none;
    padding: 0;
}

.footer-col li {
    margin-bottom: 0.5rem;
}

.footer-col a {
    color: var(--gray-400);
    font-size: 0.9rem;
}

.footer-col a:hover {
    color: var(--white);
}

.social-links {
    display: flex;
    gap: 0.75rem;
    margin-top: 1rem;
}

.social-links a {
    font-size: 1.25rem;
    text-decoration: none;
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-2px);
}

.footer-bottom {
    padding: 1.5rem 0;
}

.footer-disclaimer {
    background: rgba(255,255,255,0.05);
    border-radius: var(--card-radius);
    padding: 1.25rem;
    margin-bottom: 1rem;
}

.footer-disclaimer p {
    font-size: 0.8rem;
    line-height: 1.6;
    margin-bottom: 0.75rem;
}

.footer-disclaimer p:last-child {
    margin-bottom: 0;
}

.copyright {
    text-align: center;
    font-size: 0.85rem;
    color: var(--gray-500);
}

/* Related Products */
.related-products {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--gray-200);
}

.related-products h2 {
    margin-bottom: 1.5rem;
}

.product-cta-final {
    margin: 2rem 0;
}

/* Back To Top */
.back-to-top {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    width: 46px;
    height: 46px;
    border: 0;
    border-radius: 999px;
    background: var(--primary);
    color: var(--white);
    font-size: 1.05rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    opacity: 0;
    transform: translateY(10px);
    pointer-events: none;
    transition: var(--transition);
    z-index: 1100;
}

.back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.back-to-top:hover,
.back-to-top:focus-visible {
    background: var(--primary-dark);
    outline: none;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
    .article-layout {
        grid-template-columns: 1fr;
    }
    
    .article-sidebar {
        order: -1;
    }
    
    .product-detail-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }

    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
    }

    .header-inner {
        gap: 0.75rem;
        padding: 0.55rem 0;
    }

    .logo {
        flex: 1;
        min-width: 0;
        gap: 0.6rem;
    }

    .logo-icon {
        width: 2rem;
        height: 2rem;
        font-size: 1.45rem;
        flex-shrink: 0;
    }

    .logo-text {
        min-width: 0;
    }

    .logo-name {
        font-size: 1rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .logo-tagline {
        font-size: 0.68rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    main#main-content {
        padding-top: 78px;
    }
    
    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 42px;
        height: 42px;
        flex-shrink: 0;
    }
    
    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        border-top: 1px solid var(--gray-200);
        box-shadow: var(--shadow-lg);
        padding: 1rem;
    }
    
    .main-nav.active {
        display: block;
    }
    
    .nav-list {
        flex-direction: column;
    }
    
    .dropdown {
        position: static;
        box-shadow: none;
        border: none;
        padding-left: 1rem;
    }
    
    .has-dropdown:hover .dropdown {
        display: none;
    }
    
    .has-dropdown.active .dropdown {
        display: block;
    }
    
    .hero h1 { font-size: 2rem; }
    .hero-subtitle { font-size: 1rem; }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-trust {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .newsletter-box {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .form-group {
        flex-direction: column;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
    }
    
    .article-card-horizontal {
        grid-template-columns: 1fr;
    }
    
    .pros-cons-grid {
        grid-template-columns: 1fr;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .notice-box {
        flex-direction: column;
        text-align: center;
    }
    
    .error-actions {
        flex-direction: column;
    }
    
    .article-share {
        flex-direction: column;
        align-items: flex-start;
    }

    .back-to-top {
        right: 0.85rem;
        bottom: 0.85rem;
        width: 44px;
        height: 44px;
    }

    .comparison-desktop {
        display: none;
    }

    .comparison-mobile {
        display: grid;
        gap: 0.9rem;
        margin: 0.75rem 0 1.25rem;
    }

    .compare-mobile-card {
        border: 1px solid var(--gray-200);
        border-radius: 14px;
        background: var(--white);
        box-shadow: var(--shadow-sm);
        padding: 0.9rem;
    }

    .compare-mobile-top {
        display: flex;
        gap: 0.8rem;
        align-items: center;
        margin-bottom: 0.7rem;
    }

    .compare-mobile-image {
        width: 84px;
        height: 84px;
        object-fit: cover;
        border-radius: 12px;
        border: 1px solid var(--gray-200);
        background: var(--white);
        flex-shrink: 0;
    }

    .compare-mobile-head {
        display: flex;
        flex-direction: column;
        gap: 0.25rem;
    }

    .compare-mobile-name {
        font-size: 1rem;
        font-weight: 700;
        line-height: 1.35;
        color: var(--gray-900);
    }

    .compare-mobile-rating {
        font-size: 0.82rem;
        color: var(--gray-500);
    }

    .compare-mobile-head .compare-badge {
        margin-bottom: 0.12rem;
    }

    .compare-mobile-meta {
        display: grid;
        gap: 0.35rem;
        font-size: 0.95rem;
        margin-bottom: 0.8rem;
        color: var(--gray-700);
    }

    .compare-mobile-actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.6rem;
    }

    .compare-mobile-actions .btn {
        width: 100%;
        padding: 0.6rem 0.7rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    main#main-content {
        padding-top: 74px;
    }
    
    .hero {
        padding: 2.5rem 0;
    }
    
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .pain-grid {
        grid-template-columns: 1fr;
    }
    
    .categories-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
    }
}

/* ==================== HERO BADGE ==================== */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--primary);
    color: var(--white);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 0.35rem 0.9rem;
    border-radius: 2rem;
    margin-bottom: 1.25rem;
}

/* ==================== PAIN CARD LINK ==================== */
.pain-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}
.pain-card-link:hover {
    color: inherit;
}
.pain-cta {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    display: block;
    margin-top: 0.5rem;
}

/* ==================== FEATURED REVIEWS ==================== */
.featured-reviews {
    padding: var(--section-padding);
    background: var(--white);
}
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.75rem;
    margin-top: 2rem;
}
.review-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--card-radius);
    overflow: hidden;
    transition: var(--transition);
}
.review-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: var(--primary);
}
.review-card-image {
    position: relative;
    overflow: hidden;
}
.review-card-image img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
}
.review-badge {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    background: var(--primary);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}
.review-card-body {
    padding: 1.25rem;
}
.review-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.8rem;
    color: var(--gray-500);
    margin-bottom: 0.6rem;
}
.review-card-body h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    line-height: 1.4;
}
.review-card-body h3 a {
    color: var(--gray-900);
    text-decoration: none;
}
.review-card-body h3 a:hover {
    color: var(--primary);
}
.review-card-body p {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: 1rem;
    line-height: 1.5;
}

/* ==================== TOP PICKS SECTION ==================== */
.top-picks {
    padding: var(--section-padding);
    background: var(--gray-50);
}

/* ==================== PRODUCT RATING ROW ==================== */
.product-rating-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

/* ==================== BADGE TOP RATED ==================== */
.badge-top-rated {
    background: #f59e0b !important;
    color: #fff !important;
}

/* ==================== HOW IT WORKS NOTE ==================== */
.how-it-works-note {
    margin-top: 2rem;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--card-radius);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--gray-600);
}
.how-it-works-note i {
    color: var(--primary);
    flex-shrink: 0;
    margin-top: 0.1rem;
}
.how-it-works-note p {
    margin: 0;
    line-height: 1.5;
}

/* ==================== REVIEW HIGHLIGHT BOX (artigos) ==================== */
.review-highlight {
    background: var(--primary-light);
    border-left: 4px solid var(--primary);
    border-radius: 0 var(--card-radius) var(--card-radius) 0;
    padding: 1.25rem 1.5rem;
    margin: 1.5rem 0;
}
.review-highlight h2 {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
    color: var(--gray-900);
}
.review-highlight ul {
    margin: 0;
    padding-left: 1.25rem;
}
.review-highlight li {
    margin-bottom: 0.4rem;
    font-size: 0.95rem;
}

/* ==================== GUIDE TABLE (artigos) ==================== */
.guide-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 0.9rem;
}
.guide-table th {
    background: var(--primary);
    color: var(--white);
    padding: 0.75rem 1rem;
    text-align: left;
    font-weight: 600;
}
.guide-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--gray-200);
    vertical-align: top;
}
.guide-table tr:nth-child(even) td {
    background: var(--gray-50);
}
.guide-table tr:hover td {
    background: var(--primary-light);
}

/* ==================== PRINT ==================== */
@media print {
    .site-header, .site-footer, .newsletter-section,
    .btn-amazon, .product-actions, .article-share,
    .sidebar-cta, .menu-toggle, .back-to-top {
        display: none !important;
    }
    
    .article-layout {
        grid-template-columns: 1fr;
    }
    
    body {
        font-size: 12pt;
        color: #000;
    }
    
    a {
        color: #000;
        text-decoration: underline;
    }
}