@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    --color-white: #FFFFFF;
    --color-background: #FAFBFC;
    --color-text-primary: #1F2937;
    --color-text-secondary: #6B7280;
    --color-accent: #0EA5E9;
    --color-accent-hover: #0284C7;
    --color-border: #E5E7EB;
    --color-card-bg: #FFFFFF;
    --color-footer-bg: #F9FAFB;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02);
}

.header-top {
    background-color: var(--color-background);
    border-bottom: 1px solid var(--color-border);
    padding: 10px 0;
    font-size: 14px;
    color: var(--color-text-secondary);
}

.header-top .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-contact {
    display: flex;
    gap: 24px;
}

.header-contact span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.header-main {
    padding: 20px 0;
}

.header-main .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-text-primary);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--color-accent);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 32px;
}

nav a {
    color: var(--color-text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: color 0.2s ease;
}

nav a:hover,
nav a.active {
    color: var(--color-accent);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--color-text-primary);
}

/* Hero Section */
.hero {
    background-color: var(--color-white);
    padding: 60px 0;
    border-bottom: 1px solid var(--color-border);
}

.hero-content {
    max-width: 900px;
}

.hero h1 {
    font-size: 48px;
    line-height: 1.2;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--color-text-primary);
}

.hero p {
    font-size: 20px;
    line-height: 1.6;
    color: var(--color-text-secondary);
    margin-bottom: 30px;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
}

.stat-label {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-top: 8px;
}

/* Section Styles */
.section {
    padding: 60px 0;
}

.section-header {
    margin-bottom: 40px;
}

.section-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 12px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* Article Grid */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.article-card {
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
}

.article-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.article-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background-color: var(--color-background);
}

.article-content {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.article-category {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

.article-title {
    font-size: 20px;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 12px;
    color: var(--color-text-primary);
}

.article-excerpt {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
    flex: 1;
}

.article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    color: var(--color-text-secondary);
    padding-top: 16px;
    border-top: 1px solid var(--color-border);
}

.article-date {
    display: flex;
    align-items: center;
    gap: 6px;
}

.article-read-time {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Category Grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.category-card {
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 32px 24px;
    text-align: center;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease;
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    border-color: var(--color-accent);
}

.category-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.category-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text-primary);
}

.category-count {
    font-size: 14px;
    color: var(--color-text-secondary);
}

/* Button */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background-color: var(--color-accent);
    color: var(--color-white);
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    font-size: 15px;
    transition: background-color 0.2s ease;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background-color: var(--color-accent-hover);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-accent);
    border: 2px solid var(--color-accent);
}

.btn-secondary:hover {
    background-color: var(--color-accent);
    color: var(--color-white);
}

/* Footer */
footer {
    background-color: var(--color-footer-bg);
    border-top: 1px solid var(--color-border);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-about h3,
.footer-links h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--color-text-primary);
}

.footer-about p {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
    font-size: 15px;
    color: var(--color-text-secondary);
}

.footer-contact span {
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.footer-links ul {
    list-style: none;
}

.footer-links a {
    display: block;
    color: var(--color-text-secondary);
    text-decoration: none;
    padding: 6px 0;
    font-size: 15px;
    transition: color 0.2s ease;
}

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

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid var(--color-border);
    text-align: center;
    color: var(--color-text-secondary);
    font-size: 14px;
}

.footer-bottom-links {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 16px;
}

.footer-bottom-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 14px;
}

.footer-bottom-links a:hover {
    color: var(--color-accent);
}

/* About Page */
.about-intro {
    background-color: var(--color-white);
    padding: 60px 0;
    text-align: center;
}

.about-intro h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
}

.about-intro p {
    font-size: 20px;
    color: var(--color-text-secondary);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.value-card {
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 32px;
    text-align: center;
}

.value-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.value-card h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 12px;
}

.value-card p {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* Contact Page */
.contact-section {
    background-color: var(--color-white);
    padding: 60px 0;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
}

.contact-info p {
    color: var(--color-text-secondary);
    margin-bottom: 32px;
    font-size: 18px;
    line-height: 1.6;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-detail {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-detail-icon {
    font-size: 24px;
    color: var(--color-accent);
    min-width: 24px;
}

.contact-detail-content h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.contact-detail-content p {
    color: var(--color-text-secondary);
    font-size: 15px;
    margin: 0;
}

.contact-form {
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 40px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 8px;
    font-size: 15px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 15px;
    font-family: inherit;
    transition: border-color 0.2s ease;
    background-color: var(--color-white);
}

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

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.success-message {
    display: none;
    background-color: #D1FAE5;
    border: 1px solid #10B981;
    color: #065F46;
    padding: 16px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-weight: 500;
}

.success-message.show {
    display: block;
}

/* Article Detail Page */
.article-header {
    background-color: var(--color-white);
    padding: 60px 0 40px;
    border-bottom: 1px solid var(--color-border);
}

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

.article-header h1 {
    font-size: 42px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.article-header-meta {
    display: flex;
    align-items: center;
    gap: 24px;
    color: var(--color-text-secondary);
    font-size: 15px;
}

.article-body {
    padding: 60px 0;
}

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

.article-body h2 {
    font-size: 32px;
    font-weight: 700;
    margin: 40px 0 20px;
    color: var(--color-text-primary);
}

.article-body h3 {
    font-size: 24px;
    font-weight: 600;
    margin: 32px 0 16px;
    color: var(--color-text-primary);
}

.article-body p {
    font-size: 18px;
    line-height: 1.8;
    color: var(--color-text-primary);
    margin-bottom: 20px;
}

.article-body ul,
.article-body ol {
    margin: 20px 0;
    padding-left: 24px;
}

.article-body li {
    font-size: 18px;
    line-height: 1.8;
    color: var(--color-text-primary);
    margin-bottom: 12px;
}

.article-featured-image {
    width: 100%;
    height: auto;
    max-height: 500px;
    object-fit: cover;
    border-radius: 8px;
    margin: 32px 0;
}

/* Policy Pages */
.policy-page {
    background-color: var(--color-white);
    padding: 60px 0;
}

.policy-content {
    max-width: 900px;
    margin: 0 auto;
}

.policy-content h1 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 12px;
}

.policy-date {
    color: var(--color-text-secondary);
    font-size: 16px;
    margin-bottom: 40px;
    display: block;
}

.policy-content h2 {
    font-size: 28px;
    font-weight: 700;
    margin: 40px 0 20px;
    color: var(--color-text-primary);
}

.policy-content h3 {
    font-size: 22px;
    font-weight: 600;
    margin: 32px 0 16px;
    color: var(--color-text-primary);
}

.policy-content p {
    font-size: 17px;
    line-height: 1.8;
    color: var(--color-text-primary);
    margin-bottom: 20px;
}

.policy-content ul,
.policy-content ol {
    margin: 20px 0 20px 24px;
}

.policy-content li {
    font-size: 17px;
    line-height: 1.8;
    color: var(--color-text-primary);
    margin-bottom: 12px;
}

.policy-content strong {
    font-weight: 600;
    color: var(--color-text-primary);
}

/* Breadcrumb */
.breadcrumb {
    padding: 20px 0;
    background-color: var(--color-background);
    border-bottom: 1px solid var(--color-border);
}

.breadcrumb ul {
    display: flex;
    list-style: none;
    gap: 8px;
    align-items: center;
}

.breadcrumb a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s ease;
}

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

.breadcrumb span {
    color: var(--color-text-secondary);
    font-size: 14px;
}

/* Equipe Page */
.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.team-card {
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 36px 28px;
    text-align: center;
}

.team-avatar {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 20px;
    display: block;
    background-color: #E0F2FE;
}

.team-avatar-placeholder {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    background-color: #E0F2FE;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
}

.team-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 6px;
}

.team-card .role {
    color: var(--color-accent);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 14px;
    display: block;
}

.team-card p {
    color: var(--color-text-secondary);
    font-size: 15px;
    line-height: 1.6;
}

/* Methodology Steps */
.method-steps {
    counter-reset: step-counter;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.method-step {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 32px;
    align-items: flex-start;
    padding: 40px 0;
    border-bottom: 1px solid var(--color-border);
}

.method-step:last-child {
    border-bottom: none;
}

.step-number {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background-color: var(--color-accent);
    color: white;
    font-size: 24px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.step-content h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
}

.step-content p {
    color: var(--color-text-secondary);
    font-size: 17px;
    line-height: 1.7;
}

/* Cookie table */
.cookie-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 15px;
}

.cookie-table th {
    background-color: var(--color-background);
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
}

.cookie-table td {
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    vertical-align: top;
    line-height: 1.5;
}

.cookie-table tr:nth-child(even) td {
    background-color: #FAFBFC;
}

/* Sitemap list */
.sitemap-list {
    list-style: none;
    padding: 0;
}

.sitemap-list li {
    padding: 10px 0;
    border-bottom: 1px solid var(--color-border);
}

.sitemap-list li:last-child {
    border-bottom: none;
}

.sitemap-list a {
    color: var(--color-accent);
    text-decoration: none;
    font-size: 16px;
    transition: color 0.2s ease;
}

.sitemap-list a:hover {
    color: var(--color-accent-hover);
    text-decoration: underline;
}

/* Policy section */
.policy-section {
    margin-bottom: 48px;
}

.policy-section h2 {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--color-text-primary);
    padding-bottom: 12px;
    border-bottom: 2px solid var(--color-border);
}

.policy-section h3 {
    font-size: 20px;
    font-weight: 600;
    margin: 28px 0 14px;
    color: var(--color-text-primary);
}

.policy-section p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-text-primary);
    margin-bottom: 16px;
}

.policy-section ul,
.policy-section ol {
    margin: 16px 0 16px 24px;
}

.policy-section li {
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-text-primary);
    margin-bottom: 10px;
}

.policy-section a {
    color: var(--color-accent);
    text-decoration: underline;
}

.policy-section a:hover {
    color: var(--color-accent-hover);
}

/* Responsive */
@media (max-width: 1024px) {
    .articles-grid,
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }
    
    nav {
        display: none;
    }
    
    nav.open {
        display: block;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-white);
        border-top: 1px solid var(--color-border);
        padding: 16px 0;
        z-index: 999;
    }

    nav.open ul {
        flex-direction: column;
        gap: 0;
        padding: 0 20px;
    }

    nav.open ul li a {
        display: block;
        padding: 12px 0;
        border-bottom: 1px solid var(--color-border);
    }
    
    .hero h1 {
        font-size: 32px;
    }
    
    .hero p {
        font-size: 17px;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 24px;
    }
    
    .articles-grid,
    .categories-grid,
    .values-grid,
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 26px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .header-contact {
        flex-direction: column;
        gap: 6px;
    }

    .header-top .container {
        flex-direction: column;
        gap: 6px;
        text-align: center;
    }
    
    .article-header h1 {
        font-size: 28px;
    }

    .article-header-meta {
        flex-wrap: wrap;
        gap: 12px;
    }
    
    .policy-content h1 {
        font-size: 28px;
    }

    .method-step {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .step-number {
        width: 48px;
        height: 48px;
        font-size: 20px;
    }

    .cookie-table {
        font-size: 13px;
    }

    .cookie-table th,
    .cookie-table td {
        padding: 8px 10px;
    }
}