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

:root {
    --primary-blue: #0078C0;
    --secondary-blue: #0094EE;
    --white: #FFFFFF;
    --gray-100: #F8F9FA;
    --gray-200: #E9ECEF;
    --gray-300: #DEE2E6;
    --gray-600: #6C757D;
    --gray-800: #343A40;
    --gray-900: #212529;
    --gradient-primary: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    --gradient-secondary: linear-gradient(45deg, var(--secondary-blue) 0%, var(--primary-blue) 100%);
    --gradient-hero: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 50%, var(--primary-blue) 100%);
    --shadow-sm: 0 2px 4px rgba(0, 120, 192, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 120, 192, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 120, 192, 0.2);
    --border-radius: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    overflow-x: hidden;
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--gray-200);
    transition: var(--transition);
}

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

.logo h2 {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    font-size: 1.5rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--gray-600);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a:hover {
    color: var(--primary-blue);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition);
}

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

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white) !important;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

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

.btn-primary::after {
    display: none;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-blue);
    border-radius: 2px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, var(--white) 0%, var(--gray-100) 100%);
    position: relative;
    overflow: hidden;
    max-height: 900px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: -50%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0.05;
    transform: rotate(15deg);
    z-index: 0;
}

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

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--gray-900);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: var(--gray-600);
    line-height: 1.6;
}

.hero-highlight {
    background: linear-gradient(135deg, rgba(0, 120, 192, 0.1), rgba(0, 148, 238, 0.1));
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
    border-left: 4px solid var(--primary-blue);
    font-size: 1.1rem;
}

.hero-highlight .emoji {
    font-size: 1.5rem;
    margin-right: 0.5rem;
}

.hero-cta {
    margin-top: 2rem;
}

.btn-hero {
    display: inline-block;
    background: var(--gradient-primary);
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.cta-warning {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--gray-600);
    text-align: center;
}

/* Hero Visual */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    padding: 2rem;
    width: 100%;
    max-width: 400px;
    border: 1px solid var(--gray-200);
}

.card-header {
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--gray-200);
}

.dots {
    display: flex;
    gap: 6px;
}

.dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--gray-300);
}

.dots span:first-child {
    background: #FF5F57;
}

.dots span:nth-child(2) {
    background: #FFBD2E;
}

.dots span:nth-child(3) {
    background: #28CA42;
}

.card-title {
    font-weight: 600;
    color: var(--primary-blue);
}

.prompt-input {
    background: var(--gray-100);
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    position: relative;
    min-height: 60px;
    display: flex;
    align-items: center;
}

.typing-text {
    color: var(--gray-600);
    font-size: 0.9rem;
}

.cursor {
    width: 2px;
    height: 20px;
    background: var(--primary-blue);
    margin-left: 4px;
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.generating {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.9rem;
    color: var(--gray-600);
}

.loading-bar {
    flex: 1;
    height: 6px;
    background: var(--gray-200);
    border-radius: 3px;
    overflow: hidden;
}

.progress {
    height: 100%;
    background: var(--gradient-primary);
    width: 0;
    animation: loading 2s ease-in-out infinite;
}

@keyframes loading {
    0% { width: 0%; }
    50% { width: 70%; }
    100% { width: 100%; }
}

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

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--gray-100);
    border-radius: var(--border-radius);
    transition: var(--transition);
    border-left: 4px solid transparent;
}

.benefit-item:hover {
    background: linear-gradient(135deg, rgba(0, 120, 192, 0.05), rgba(0, 148, 238, 0.05));
    border-left-color: var(--primary-blue);
    transform: translateX(5px);
}

.benefit-item .check {
    font-size: 1.2rem;
    color: #28a745;
}

.benefit-item span:last-child {
    font-weight: 500;
    color: var(--gray-800);
}

.benefits-highlight {
    text-align: center;
    background: var(--gradient-primary);
    color: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
}

.benefits-highlight .emoji {
    font-size: 2rem;
    margin-bottom: 1rem;
    display: block;
}

.benefits-highlight p {
    font-size: 1.2rem;
    font-weight: 600;
}

/* Demo Section */
.demo {
    padding: 80px 0;
    background: var(--gray-100);
}

.demo-content {
    text-align: center;
}

.demo-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--gray-900);
}

.demo-content .emoji {
    font-size: 3rem;
    margin-right: 1rem;
}

.video-placeholder {
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
    padding: 4rem 2rem;
    margin: 3rem 0;
    color: var(--white);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}

.video-placeholder:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
}

.play-button {
    margin-bottom: 1rem;
    transition: var(--transition);
}

.video-placeholder:hover .play-button {
    transform: scale(1.1);
}

.video-placeholder p {
    font-size: 1.1rem;
    font-weight: 500;
}

.demo-description {
    font-size: 1.2rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.demo-description .emoji {
    font-size: 1.5rem;
    margin-right: 0.5rem;
}

/* Features Section */
.features {
    padding: 80px 0;
    background: var(--white);
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--gray-900);
}

.features .emoji {
    font-size: 3rem;
    margin-right: 1rem;
}

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

.feature-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-blue);
}

.feature-card .check {
    font-size: 2rem;
    color: #28a745;
    margin-bottom: 1rem;
    display: block;
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--gray-900);
}

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

/* Results Section */
.results {
    padding: 80px 0;
    background: var(--gray-100);
}

.results h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--gray-900);
}

.results .emoji {
    font-size: 3rem;
    margin-right: 1rem;
}

.results-gallery {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 4rem 2rem;
    text-align: center;
    margin-bottom: 3rem;
    border: 2px dashed var(--gray-300);
}

.result-placeholder span {
    font-size: 4rem;
    display: block;
    margin-bottom: 1rem;
}

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

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

.result-feature {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.result-feature .check {
    color: #28a745;
    font-size: 1.2rem;
}

.result-feature .arrow {
    color: var(--primary-blue);
    font-size: 1.2rem;
    font-weight: bold;
}

.result-feature span:last-child {
    font-weight: 500;
    color: var(--gray-800);
}

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

.pricing h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--gray-900);
}

.pricing .emoji {
    font-size: 3rem;
    margin-right: 1rem;
}

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

.pricing-card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    border: 2px solid var(--gray-200);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

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

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-10px);
}

.badge {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);

    background: var(--gradient-primary);
    color: var(--white);
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
    font-weight: 600;
    border-bottom-left-radius: var(--border-radius);
}

.pricing-card .card-header {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 2rem;
    text-align: center;
    border-bottom: none;
}

.pricing-card .emoji {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.pricing-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.price {
    font-size: 2.5rem;
    font-weight: 800;
}

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

.features-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--gray-200);
}

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

.features-list .check {
    color: #28a745;
    font-size: 1.2rem;
}

.btn-pricing {
    display: block;
    background: var(--gradient-primary);
    color: var(--white);
    text-decoration: none;
    padding: 1rem 2rem;
    margin: 0 2rem 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.btn-pricing:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Final CTA Section */
.final-cta {
    padding: 80px 0;
    background: var(--gradient-primary);
    color: var(--white);
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
}

.cta-content .emoji {
    font-size: 3rem;
    margin-right: 1rem;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.btn-final-cta {
    display: inline-block;
    background: var(--white);
    color: var(--primary-blue);
    padding: 1.5rem 3rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.2rem;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
    margin: 2rem 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-final-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

.btn-final-cta .emoji {
    font-size: 1.5rem;
    margin-right: 0.5rem;
}

/* Footer */
.footer {
    padding: 60px 0 30px;
    background: var(--gray-900);
    color: var(--white);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 3rem;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-logo h3 {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.footer-logo p {
    color: var(--gray-300);
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--gray-300);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--gray-600);
    color: var(--gray-300);
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-links {
        display: none;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-cards {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-10px);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .footer-links {
        justify-content: center;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .demo-content h2,
    .features h2,
    .results h2,
    .pricing h2 {
        font-size: 2rem;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
    
    .btn-final-cta {
        padding: 1.2rem 2rem;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .btn-hero {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }
    
    .demo-content h2,
    .features h2,
    .results h2,
    .pricing h2,
    .cta-content h2 {
        font-size: 1.8rem;
    }
    
    .pricing-cards {
        grid-template-columns: 1fr;
        max-width: 100%;
    }
    
    .hero-card {
        padding: 1.5rem;
    }
    
    .video-placeholder {
        padding: 3rem 1rem;
    }
}

/* Animações adicionais */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.benefit-item,
.feature-card,
.pricing-card {
    animation: fadeInUp 0.6s ease-out forwards;
}

.benefit-item:nth-child(2) { animation-delay: 0.1s; }
.benefit-item:nth-child(3) { animation-delay: 0.2s; }
.benefit-item:nth-child(4) { animation-delay: 0.3s; }
.benefit-item:nth-child(5) { animation-delay: 0.4s; }
.benefit-item:nth-child(6) { animation-delay: 0.5s; }

/* Scroll suave */
html {
    scroll-behavior: smooth;
}