/* Base Styles */
:root {
    --primary-color: #0F3460;
    --primary-hover: #0A2647;
    --secondary-color: #FFD700;
    --secondary-hover: #FFC000;
    --cta-color: #F97316;
    --cta-hover: #EA580C;
    --text-color: #0F3460;
    --text-light: #6b7280;
    --background-color: #ffffff;
    --background-alt: #f9fafb;
    --border-color: #e5e7eb;
    --disclaimer-bg: #f8f9fa;
    --disclaimer-text: #6b7280;
    --logo-orange: #F97316;
    --logo-blue: #0F3460;
    --icon-gray: #6b7280;
}

/* Language-specific styles */
[lang="de"] {
    font-family: 'Inter', sans-serif;
}

[lang="en"] {
    font-family: 'Inter', sans-serif;
}

[lang="pt-BR"] {
    font-family: 'Inter', sans-serif;
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--background-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

/* Header */
.header {
    background-color: var(--background-color);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    height: auto;
    min-height: 80px;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--text-color);
    margin: 5px 0;
    transition: 0.3s;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
}

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

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

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.main-nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.auth-buttons {
    display: flex;
    gap: 1rem;
    margin-left: 2rem;
}

.login-button {
    background-color: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 0.25rem;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.login-button:hover {
    background-color: var(--primary-hover);
}

.signup-button {
    background-color: var(--cta-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 0.25rem;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.signup-button:hover {
    background-color: var(--cta-hover);
}

/* Hero Section */
.hero {
    position: relative;
    background-color: var(--background-color);
    padding: 4rem 0;
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
}

.hero-content {
    padding-right: 2rem;
}

.hero-content h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-color);
    line-height: 1.2;
}

.hero-content .subheadline {
    font-size: 1.25rem;
    color: var(--text-color);
    margin-bottom: 2rem;
    line-height: 1.5;
}

.hero-carousel {
    position: relative;
    height: 400px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.hero-carousel video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-slide.active {
    opacity: 1;
}

.carousel-indicators {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    display: flex;
    gap: 0.5rem;
    z-index: 2;
}

.carousel-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: all 0.3s ease;
}

.carousel-indicator.active {
    background-color: var(--primary-color);
    transform: scale(1.2);
}

.hero .button-group {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.cta-button:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
}

.cta-button.primary {
    background-color: var(--cta-color);
}

.cta-button.primary:hover {
    background-color: var(--cta-hover);
}

.cta-button svg {
    width: 20px;
    height: 20px;
}

@media (max-width: 1024px) {
    .container {
        padding: 0 1.5rem;
    }

    .hero .container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hero-content {
        padding-right: 0;
        text-align: center;
    }

    .hero .button-group {
        justify-content: center;
    }

    .featured-articles-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }

    .main-nav {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: var(--background-color);
        padding: 1rem;
        box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        transition: transform 0.3s ease, opacity 0.3s ease;
        pointer-events: none;
    }

    .main-nav.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 1rem;
    }

    .header .container {
        flex-wrap: wrap;
    }

    .header-right {
        width: 100%;
        justify-content: center;
        margin-top: 1rem;
    }

    .auth-buttons {
        margin-left: 0;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .hero-carousel {
        height: 300px;
    }

    .featured-articles-row {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

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

    .hero {
        padding: 2rem 0;
    }

    .hero-content h1 {
        font-size: 1.75rem;
    }

    .hero-content .subheadline {
        font-size: 1.1rem;
    }

    .button-group {
        flex-direction: column;
        gap: 1rem;
    }

    .cta-button {
        width: 100%;
        text-align: center;
    }
}

/* Disclaimer Section */
.disclaimer {
    background-color: var(--disclaimer-bg);
    padding: 1rem 0;
    margin-top: 2rem;
    font-size: 0.875rem;
}

.disclaimer-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    color: var(--disclaimer-text);
}

.disclaimer h2 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

/* Newsletter Section */
.newsletter {
    background-color: var(--background-alt);
    padding: 2rem 0;
    margin-top: 2rem;
}

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

.newsletter-form {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.newsletter-input {
    flex: 1;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.25rem;
}

.newsletter-button {
    background-color: var(--cta-color);
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.25rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.newsletter-button:hover {
    background-color: var(--cta-hover);
}

/* Benefits Section */
.benefits {
    padding: 2rem 0;
}

.benefits h2 {
    text-align: center;
    margin-bottom: 2rem;
}

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

.benefit-card {
    background-color: var(--background-color);
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-5px);
}

.benefit-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--background-alt);
    border-radius: 12px;
    position: relative;
}

.benefit-icon::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: var(--primary-color);
    opacity: 0.1;
    border-radius: 12px;
}

.benefit-icon svg {
    width: 32px;
    height: 32px;
    color: var(--primary-color);
}

/* Articles Section */
.articles-section {
    padding: 4rem 0;
}

.articles-section h1 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.article-card {
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.article-card-image {
    height: 200px;
    background-size: cover;
    background-position: center;
}

.article-card-content {
    padding: 1.5rem;
}

.article-card-content .article-category {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.article-card-content h2 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.article-card-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.article-card-content .read-more {
    display: inline-block;
    color: var(--primary);
    font-weight: 500;
    text-decoration: none;
    transition: color 0.3s ease;
}

.article-card-content .read-more:hover {
    color: var(--primary-dark);
}

/* Portfolio Section */
.portfolio-intro {
    padding: 4rem 0;
}

.portfolio-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.feature {
    text-align: center;
    padding: 2rem;
    background-color: var(--background-alt);
    border-radius: 0.5rem;
}

.coming-soon {
    text-align: center;
    padding: 3rem;
    background-color: var(--background-alt);
    border-radius: 0.5rem;
    margin-top: 2rem;
}

/* Buttons */
.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background-color: var(--cta-color);
    color: white;
    text-decoration: none;
    border-radius: 0.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background-color: var(--cta-hover);
    transform: translateY(-2px);
}

.cta-button.primary {
    background-color: var(--primary-color);
}

.cta-button.primary:hover {
    background-color: var(--primary-hover);
}

.cta-button svg {
    width: 20px;
    height: 20px;
}

.button-group {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    justify-content: center;
}

.cta-button.secondary {
    background-color: var(--secondary-color);
    color: var(--primary-color);
}

.cta-button.secondary:hover {
    background-color: var(--secondary-hover);
}

/* Footer */
.footer {
    background-color: var(--primary-color);
    padding: 4rem 0 2rem;
    margin-top: 4rem;
    color: white;
}

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

.footer-section h3 {
    margin-bottom: 1rem;
    color: white;
}

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

.footer-section a {
    color: white;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--primary-light);
}

.footer-disclaimer {
    text-align: center;
    padding: 1rem;
    background-color: var(--primary-dark);
    border-radius: 0.5rem;
    margin: 2rem 0;
    color: white;
}

.footer-copyright {
    text-align: center;
    color: white;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

/* Page Header */
.page-header {
    background-color: var(--background-alt);
    padding: 3rem 0;
    text-align: center;
}

.page-header .subheadline {
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* Language Switcher */
.language-switcher {
    display: flex;
    gap: 0.5rem;
    margin-left: 2rem;
}

.lang-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    background-color: var(--background-color);
    color: var(--text-color);
    border-radius: 0.25rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

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

/* Featured Articles Section */
.featured-articles {
    padding: 4rem 0;
    background-color: var(--background-alt);
}

.featured-articles-row {
    display: flex;
    justify-content: space-between;
    gap: 2rem;
}

.featured-article {
    flex: 1;
    padding: 2rem;
    background-color: var(--background-color);
    border-radius: 0.5rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.featured-article::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--cta-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.featured-article:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.featured-article:hover::before {
    transform: scaleX(1);
}

.featured-article h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    transition: color 0.3s ease;
}

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

.featured-article p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.featured-article .read-more {
    display: inline-block;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding-right: 1.5rem;
}

.featured-article .read-more::after {
    content: '→';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    transition: transform 0.3s ease;
}

.featured-article:hover .read-more {
    color: var(--cta-color);
}

.featured-article:hover .read-more::after {
    transform: translate(5px, -50%);
}

@media (max-width: 768px) {
    .featured-articles-row {
        flex-direction: column;
        gap: 1rem;
    }
}

.video-section {
    padding: 4rem 0;
    background-color: #f8f9fa;
}

.video-container {
    max-width: 1200px;
    margin: 0 auto;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.video-container video {
    width: 100%;
    height: auto;
    display: block;
}