/* ===================================
   CSS Reset & Base Styles
   =================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Cores Principais */
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    --secondary-color: #10b981;
    --secondary-dark: #059669;
    
    /* Cores de Suporte */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    
    /* Cores Neutras */
    --dark: #1f2937;
    --dark-medium: #374151;
    --gray: #6b7280;
    --gray-light: #d1d5db;
    --gray-lighter: #f3f4f6;
    --white: #ffffff;
    
    /* Tipografia */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Merriweather', Georgia, serif;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transições */
    --transition: all 0.3s ease;
    
    /* Bordas */
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--white);
    overflow-x: hidden;
}

/* ===================================
   Typography
   =================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.3;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 1rem;
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.25rem); }
h3 { font-size: clamp(1.5rem, 3vw, 1.875rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--dark-medium);
}

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

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

ul, ol {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

strong {
    font-weight: 600;
    color: var(--dark);
}

.lead {
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--dark-medium);
    line-height: 1.8;
}

/* ===================================
   Container & Layout
   =================================== */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ===================================
   Header & Navigation
   =================================== */

.header {
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--primary-color);
}

.logo i {
    font-size: 1rem;
}

.logo small {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--gray-color);
}

.logo-img{
    width: 180px;
    height: auto;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--dark);
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    padding: 0;
    margin: 0;
}

.nav-menu a {
    color: var(--dark);
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

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

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

/* ===================================
   Hero Section
   =================================== */

.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 6rem 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 width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)" /></svg>');
    opacity: 0.5;
}

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

.hero h1 {
    color: var(--white);
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    color: #e0f2fe;
}

/* ===================================
   Buttons
   =================================== */

.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: var(--radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1rem;
    line-height: 1.5;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
    color: var(--primary-dark);
}

.btn-loader {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary:disabled {
    opacity: 0.8;
    cursor: not-allowed;
    transform: none;
}

/* ===================================
   Scroll Progress Bar
   =================================== */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color, #f59e0b));
    z-index: 10000;
    transition: width 0.1s linear;
    border-radius: 0 2px 2px 0;
}

/* ===================================
   Floating CTA Button
   =================================== */
.floating-cta {
    position: fixed;
    bottom: 90px;
    right: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 24px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark, #1a3a5c));
    color: #fff;
    border: none;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    box-shadow: 0 6px 24px rgba(0,0,0,0.25);
    z-index: 9998;
    opacity: 0;
    transform: translateY(30px) scale(0.9);
    pointer-events: none;
    transition: opacity 0.4s ease, transform 0.4s ease, box-shadow 0.3s ease;
}

.floating-cta.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.floating-cta:hover {
    box-shadow: 0 8px 32px rgba(0,0,0,0.35);
    transform: translateY(-3px) scale(1.03);
    color: #fff;
}

.floating-cta i {
    font-size: 1.2rem;
    animation: pulse-icon 2s ease-in-out infinite;
}

@keyframes pulse-icon {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.15); }
}

@media (max-width: 768px) {
    .floating-cta {
        bottom: 80px;
        right: 16px;
        padding: 12px 18px;
        font-size: 0.85rem;
    }
    .floating-cta span {
        display: none;
    }
    .floating-cta {
        padding: 14px;
        border-radius: 50%;
    }
}

/* ===================================
   Article Section
   =================================== */

.article-section {
    padding: 4rem 0;
    background-color: var(--white);
}

.article-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

/* Breadcrumb */
.breadcrumb {
    margin-bottom: 2rem;
}

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

.breadcrumb li {
    display: flex;
    align-items: center;
    color: var(--gray);
    font-size: 0.875rem;
}

.breadcrumb li:not(:last-child)::after {
    content: '/';
    margin: 0 0.5rem;
    color: var(--gray-light);
}

.breadcrumb a {
    color: var(--gray);
}

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

/* Article Header */
.article-header {
    margin-bottom: 2rem;
}

.article-header h1 {
    margin-bottom: 1rem;
    line-height: 1.2;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    color: var(--gray);
    font-size: 0.9rem;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.meta-item i {
    color: var(--primary-color);
}

/* Featured Image */
.article-image {
    margin: 2rem 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    color:var(--gray-light);
}

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

.article-image figcaption {
    padding: 1rem;
    background-color: var(--gray-lighter);
    text-align: center;
    font-size: 0.9rem;
    color: var(--gray-light);
    font-style: italic;
}

/* Table of Contents */
.table-of-contents {
    background-color: var(--gray-lighter);
    border-left: 4px solid var(--primary-color);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: var(--radius);
}

.table-of-contents h2 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.table-of-contents h2 i {
    color: var(--primary-color);
}

.table-of-contents nav ol {
    list-style: none;
    counter-reset: toc-counter;
    padding: 0;
    margin: 0;
}

.table-of-contents nav ol li {
    counter-increment: toc-counter;
    margin-bottom: 0.75rem;
}

.table-of-contents nav ol li::before {
    content: counter(toc-counter) ". ";
    font-weight: 600;
    color: var(--primary-color);
}

.table-of-contents a {
    color: var(--dark-medium);
    font-weight: 500;
}

.table-of-contents a:hover {
    color: var(--primary-color);
}

/* Article Content */
.article-content {
    font-size: 1.1rem;
    line-height: 1.8;
}

.article-content section {
    margin-bottom: 3rem;
}

.article-content h2 {
    margin-top: 3rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--gray-lighter);
}

.article-content h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

/* Highlight Boxes */
.highlight-box {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: var(--radius-lg);
    border-left: 4px solid;
    background-color: var(--gray-lighter);
}

.highlight-box > i {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.highlight-box h3 {
    margin-top: 0;
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

.highlight-box ul {
    margin-bottom: 0;
}

.highlight-box.info {
    border-left-color: var(--info);
    background-color: #eff6ff;
}

.highlight-box.info > i {
    color: var(--info);
}

.highlight-box.success {
    border-left-color: var(--success);
    background-color: #ecfdf5;
}

.highlight-box.success > i {
    color: var(--success);
}

.highlight-box.warning {
    border-left-color: var(--warning);
    background-color: #fffbeb;
}

.highlight-box.warning > i {
    color: var(--warning);
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.info-card {
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.info-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.info-card h4 {
    margin-bottom: 0.75rem;
    color: var(--dark);
}

.info-card p {
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* Process List */
.process-list {
    counter-reset: process-counter;
    list-style: none;
    padding: 0;
}

.process-list li {
    counter-increment: process-counter;
    position: relative;
    padding-left: 3rem;
    margin-bottom: 1.5rem;
}

.process-list li::before {
    content: counter(process-counter);
    position: absolute;
    left: 0;
    top: 0;
    width: 2rem;
    height: 2rem;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

/* Reasons List */
.reasons-list {
    display: grid;
    gap: 1.5rem;
    margin: 2rem 0;
}

.reason-item {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    background-color: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.reason-item:hover {
    box-shadow: var(--shadow-lg);
}

.reason-icon {
    flex-shrink: 0;
}

.reason-icon i {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.reason-content h3 {
    margin-top: 0;
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.reason-content p {
    margin-bottom: 0;
}

/* Steps */
.steps {
    display: grid;
    gap: 2rem;
    margin: 2rem 0;
}

.step {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.step-number {
    flex-shrink: 0;
    width: 3rem;
    height: 3rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: var(--shadow-md);
}

.step-content h3 {
    margin-top: 0;
    margin-bottom: 0.5rem;
}

.step-content p {
    margin-bottom: 0;
}

/* Rights Grid */
.rights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.right-card {
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-top: 4px solid var(--primary-color);
}

.right-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.right-card i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.right-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.right-card p {
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* Table */
.table-responsive {
    overflow-x: auto;
    margin: 2rem 0;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--white);
}

.data-table thead {
    background-color: var(--primary-color);
    color: var(--white);
}

.data-table th,
.data-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--gray-lighter);
}

.data-table th {
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.data-table tbody tr:hover {
    background-color: var(--gray-lighter);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* Tips List */
.tips-list {
    display: grid;
    gap: 1.5rem;
    margin: 2rem 0;
}

.tip-item {
    display: flex;
    gap: 1rem;
    padding: 1.25rem;
    background-color: var(--gray-lighter);
    border-radius: var(--radius);
    transition: var(--transition);
}

.tip-item:hover {
    background-color: #e0f2fe;
    transform: translateX(5px);
}

.tip-item > i {
    font-size: 1.5rem;
    color: var(--primary-color);
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.tip-item h3 {
    margin-top: 0;
    margin-bottom: 0.5rem;
    font-size: 1.125rem;
}

.tip-item p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* CTA Box */
.cta-box {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    padding: 3rem;
    border-radius: var(--radius-xl);
    text-align: center;
    margin: 3rem 0;
    box-shadow: var(--shadow-xl);
}

.cta-box h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.cta-box p {
    color: var(--white);
    opacity: 0.95;
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

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

/* Article Footer */
.article-footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 2px solid var(--gray-lighter);
}

.share-section {
    margin-bottom: 2rem;
}

.share-section h3 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

.share-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    color: var(--white);
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.share-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.share-btn.facebook { background-color: #1877f2; }
.share-btn.twitter { background-color: #1da1f2; }
.share-btn.linkedin { background-color: #0a66c2; }
.share-btn.whatsapp { background-color: #25d366; }
.share-btn.email { background-color: var(--gray); }

.tags-section h3 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: var(--gray-lighter);
    color: var(--dark-medium);
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition);
}

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

/* ===================================
   Contact Section
   =================================== */

.contact-section {
    padding: 5rem 0;
    background-color: var(--gray-lighter);
}

.contact-section h2 {
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--gray);
    margin-bottom: 3rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    background-color: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.contact-item h3 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.contact-item p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

.contact-form {
    background-color: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--gray-lighter);
    border-radius: var(--radius);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form .btn {
    width: 100%;
    background-color: var(--primary-color);
    color: var(--white);
}

.contact-form .btn:hover {
    background-color: var(--primary-dark);
}

/* ===================================
   Footer
   =================================== */

.footer {
    background-color: var(--dark);
    color: var(--gray-light);
    padding: 3rem 0 1.5rem;
}

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

.footer-section h3,
.footer-section h4 {
    color: var(--white);
    margin-bottom: 1rem;
    font-size: 1.125rem;
}

.footer-section h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-section p {
    color: var(--gray-light);
    margin-bottom: 1.5rem;
}

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

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background-color: var(--dark-medium);
    color: var(--white);
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

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

.footer-section ul li {
    margin-bottom: 0.75rem;
}

.footer-section ul a {
    color: var(--gray-light);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--dark-medium);
}

.footer-bottom p {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.disclaimer {
    font-size: 0.85rem;
    color: var(--gray);
}

/* ===================================
   Back to Top Button
   =================================== */

.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 3rem;
    height: 3rem;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    z-index: 999;
}

.back-to-top:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
}

.back-to-top.visible {
    display: flex;
}

/* ===================================
   Responsive Design
   =================================== */

@media (max-width: 768px) {
    /* Navigation */
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--white);
        flex-direction: column;
        padding: 2rem;
        gap: 0;
        transition: var(--transition);
        box-shadow: var(--shadow-lg);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        width: 100%;
        padding: 1rem 0;
        border-bottom: 1px solid var(--gray-lighter);
    }
    
    .nav-menu a {
        display: block;
        width: 100%;
    }
    
    /* Hero */
    .hero {
        padding: 4rem 0;
    }
    
    /* Cards & Grids */
    .cards-grid,
    .rights-grid {
        grid-template-columns: 1fr;
    }
    
    /* Steps */
    .step {
        flex-direction: column;
    }
    
    /* Contact */
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    /* Table — stacked card layout on mobile */
    .table-responsive {
        overflow-x: visible;
        box-shadow: none;
    }

    .data-table {
        font-size: 0.875rem;
    }

    .data-table thead {
        display: none;
    }

    .data-table tbody,
    .data-table tr,
    .data-table td {
        display: block;
        width: 100%;
    }

    .data-table tbody tr {
        margin-bottom: 1rem;
        border-radius: var(--radius-lg, 12px);
        box-shadow: 0 2px 8px rgba(0,0,0,0.08);
        overflow: hidden;
        background: var(--white);
    }

    .data-table tbody tr:hover {
        background-color: var(--white);
    }

    .data-table td {
        padding: 0.6rem 1rem;
        text-align: left;
        border-bottom: 1px solid var(--gray-lighter);
        position: relative;
        padding-left: 1rem;
    }

    .data-table td:first-child {
        background-color: var(--primary-color);
        color: var(--white);
        font-weight: 700;
        padding: 0.75rem 1rem;
    }

    .data-table td:first-child strong {
        color: var(--white);
    }

    .data-table td:last-child {
        border-bottom: none;
    }

    .data-table td::before {
        content: attr(data-label);
        display: block;
        font-weight: 600;
        font-size: 0.75rem;
        text-transform: uppercase;
        letter-spacing: 0.04em;
        color: var(--gray-dark, #555);
        margin-bottom: 2px;
    }

    .data-table td:first-child::before {
        display: none;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .article-content {
        font-size: 1rem;
    }
    
    .hero {
        padding: 3rem 0;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
    }
    
    .back-to-top {
        bottom: 1rem;
        right: 1rem;
    }
}

/* ===================================
   Print Styles
   =================================== */

@media print {
    .header,
    .hero,
    .contact-section,
    .footer,
    .back-to-top,
    .share-buttons,
    .cta-box {
        display: none;
    }
    
    body {
        font-size: 12pt;
    }
    
    .article-content {
        max-width: 100%;
    }
}

/* ===================================
   Animations
   =================================== */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.article-section section {
    animation: fadeIn 0.6s ease-out;
}

/* ===================================
   Accessibility
   =================================== */

/* Focus Styles */
a:focus,
button:focus,
input:focus,
textarea:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Skip to Content Link */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 100;
}

.skip-to-content:focus {
    top: 0;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #0000ff;
        --dark: #000000;
        --white: #ffffff;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}