/* Reset e configurações básicas */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #ffffff;
    background-color: #0f172a;
    overflow-x: hidden;
}

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

/* Cores principais */
:root {
    --primary-bg: #0f172a;
    --secondary-bg: #1e293b;
    --accent-orange: #f97316;
    --accent-orange-dark: #ea580c;
    --accent-blue: #3b82f6;
    --accent-blue-dark: #2563eb;
    --success-green: #10b981;
    --text-white: #ffffff;
    --text-gray: #94a3b8;
    --border-color: #334155;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

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

.nav-logo h2 {
    color: var(--accent-orange);
    font-size: 1.5rem;
    font-weight: 700;
}

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

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

.nav-menu a:hover {
    color: var(--accent-orange);
}

.btn-cta-header {
    background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-dark));
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-cta-header:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(249, 115, 22, 0.3);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-white);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, var(--primary-bg) 0%, var(--secondary-bg) 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-badge {
    display: inline-block;
    background: var(--accent-blue);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.highlight {
    color: var(--accent-orange);
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-white);
}

.feature i {
    color: var(--accent-blue);
    font-size: 1.25rem;
}

.feature.bonus {
    color: var(--success-green);
    font-weight: 600;
}

.feature.bonus i {
    color: var(--success-green);
}

.btn-cta-main {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: linear-gradient(135deg, var(--success-green), #059669);
    color: white;
    padding: 1rem 2rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.125rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-cta-main:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(16, 185, 129, 0.4);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.course-card {
    background: var(--secondary-bg);
    padding: 2rem;
    border-radius: 16px;
    border: 2px solid var(--accent-orange);
    text-align: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.card-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.card-icon i {
    font-size: 2rem;
    color: white;
}

/* Seções */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
}

/* Cursos Section */
.courses-section {
    padding: 80px 0;
    background: var(--secondary-bg);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.course-card {
    background: var(--primary-bg);
    padding: 2rem;
    border-radius: 16px;
    border: 2px solid transparent;
    transition: transform 0.3s ease, border-color 0.3s ease;
    position: relative;
}

.main-course {
    border-color: var(--accent-orange);
}

.bonus-course {
    border-color: var(--success-green);
}

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

.bonus-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background: var(--success-green);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.card-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.card-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: 1rem;
}

.card-description {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.card-features {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

/* Benefits Section */
.benefits-section {
    padding: 80px 0;
    background: var(--primary-bg);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.benefit-card {
    background: var(--secondary-bg);
    padding: 2rem;
    border-radius: 16px;
    border-left: 4px solid var(--accent-orange);
    transition: transform 0.3s ease;
}

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

.benefit-number {
    color: var(--accent-orange);
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.benefit-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

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

/* Content Section */
.content-section {
    padding: 80px 0;
    background: var(--secondary-bg);
}

.tabs-nav {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.tab-btn {
    background: var(--primary-bg);
    color: var(--text-white);
    border: 2px solid var(--border-color);
    padding: 1rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.tab-btn.active,
.tab-btn:hover {
    background: var(--accent-orange);
    border-color: var(--accent-orange);
    color: white;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.chapters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.chapter {
    background: var(--primary-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.chapter h3 {
    color: var(--accent-orange);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.lessons-list {
    list-style: none;
}

.lessons-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-gray);
    transition: color 0.3s ease;
}

.lessons-list li:hover {
    color: var(--text-white);
}

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

/* Teachers Section */
.teachers-section {
    padding: 80px 0;
    background: var(--primary-bg);
}

.teachers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.teacher-card {
    background: var(--secondary-bg);
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

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

.teacher-image {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-blue-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.teacher-image i {
    font-size: 2.5rem;
    color: white;
}

.teacher-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.teacher-specialty {
    color: var(--accent-orange);
    font-weight: 600;
    display: block;
    margin-bottom: 1rem;
}

.teacher-info p {
    color: var(--text-gray);
    line-height: 1.6;
    text-align: left;
}

/* Certificate Section */
.certificate-section {
    padding: 80px 0;
    background: var(--secondary-bg);
}

.certificate-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.certificate-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.certificate-text p {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.certificate-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.cert-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.cert-feature i {
    color: var(--accent-orange);
    font-size: 1.25rem;
}

.certificate-mockup {
    background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-dark));
    padding: 3rem;
    border-radius: 16px;
    text-align: center;
    color: white;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.certificate-mockup i {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.certificate-mockup span {
    font-size: 1.5rem;
    font-weight: 600;
}

/* Pricing Section */
.pricing-section {
    padding: 80px 0;
    background: var(--primary-bg);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--secondary-bg);
    padding: 2.5rem;
    border-radius: 16px;
    border: 2px solid var(--border-color);
    text-align: center;
    position: relative;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-orange);
}

.pricing-card.featured {
    border-color: var(--accent-orange);
    transform: scale(1.05);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-orange);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.pricing-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    margin-bottom: 2rem;
}

.currency {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-orange);
}

.amount {
    font-size: 4rem;
    font-weight: 800;
    color: var(--accent-orange);
    margin: 0 0.25rem;
}

.cents {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-orange);
}

.features-list {
    list-style: none;
    margin-bottom: 2rem;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    color: var(--text-gray);
}

.features-list i {
    color: var(--success-green);
    font-size: 1.125rem;
}

.btn-pricing {
    display: block;
    background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-dark));
    color: white;
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-pricing:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(249, 115, 22, 0.3);
}

/* FAQ Section */
.faq-section {
    padding: 80px 0;
    background: var(--secondary-bg);
}

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

.faq-item {
    background: var(--primary-bg);
    border-radius: 12px;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background: var(--secondary-bg);
}

.faq-question h3 {
    font-size: 1.125rem;
    font-weight: 600;
}

.faq-question i {
    color: var(--accent-orange);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 0 1.5rem 1.5rem;
}

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

/* Contact Section */
.contact-section {
    padding: 80px 0;
    background: var(--primary-bg);
    text-align: center;
}

.contact-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.contact-content p {
    color: var(--text-gray);
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: #25d366;
    color: white;
    padding: 1rem 2rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.125rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-whatsapp:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(37, 211, 102, 0.4);
}

/* Footer */
.footer {
    background: var(--secondary-bg);
    padding: 3rem 0 1rem;
    border-top: 1px solid var(--border-color);
}

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

.footer-logo h3 {
    color: var(--accent-orange);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.footer-logo p {
    color: var(--text-gray);
}

.footer-contact h4 {
    color: var(--text-white);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.footer-contact p {
    color: var(--text-gray);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-contact i {
    color: #25d366;
}

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

/* Responsividade */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        display: none;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-features {
        grid-template-columns: 1fr;
    }
    
    .certificate-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .tabs-nav {
        flex-direction: column;
        align-items: center;
    }
    
    .tab-btn {
        width: 100%;
        max-width: 300px;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .course-card,
    .benefit-card,
    .teacher-card,
    .pricing-card {
        padding: 1.5rem;
    }
    
    .amount {
        font-size: 3rem;
    }
}