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

body {
    font-family: 'Poppins', sans-serif;
    background-color: #f0f2f5;
    color: #333;
    line-height: 1.6;
}

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

/* Header */
.header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: 700;
    color: #25D366;
    text-decoration: none;
}

.logo i {
    margin-right: 10px;
    font-size: 28px;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #25D366;
}

.cta-button {
    background-color: #25D366;
    color: #fff;
    padding: 10px 20px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.cta-button:hover {
    background-color: #128C7E;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(to right, #e0ffe0, #c0ffc0);
    padding: 120px 0 80px;
    display: flex;
    align-items: center;
    min-height: 100vh;
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
}

.hero-text {
    flex: 1;
    min-width: 300px;
}

.hero-text h1 {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: #333;
}

.hero-text h1 i {
    color: #25D366;
    margin-right: 10px;
}

.hero-text p {
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 20px;
    color: #555;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
    padding: 15px 30px;
    border-radius: 30px;
    font-size: 18px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background-color: #25D366;
    color: #fff;
}

.btn-primary:hover {
    background-color: #128C7E;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background-color: #fff;
    color: #25D366;
    border: 2px solid #25D366;
}

.btn-secondary:hover {
    background-color: #25D366;
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.hero-image {
    flex: 1;
    min-width: 400px;
    text-align: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 38px;
    font-weight: 700;
    color: #333;
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 18px;
    color: #666;
    max-width: 800px;
    margin: 0 auto;
}

/* Features Section */
.features-section {
    padding: 80px 0;
    background-color: #fff;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: #f9f9f9;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 25px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 48px;
    color: #25D366;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #333;
}

.feature-card p {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
}

/* ChatGPT Integration Section */
.chatgpt-section {
    background: linear-gradient(to right, #6a11cb 0%, #20e2d7 100%);
    padding: 80px 0;
    color: #fff;
}

.chatgpt-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
}

.chatgpt-text {
    flex: 1;
    min-width: 300px;
}

.chatgpt-text h2 {
    font-size: 38px;
    font-weight: 700;
    margin-bottom: 20px;
}

.chatgpt-text p {
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 20px;
}

.chatgpt-features {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.chatgpt-features li {
    font-size: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.chatgpt-features i {
    color: #fff;
    font-size: 20px;
}

.chatgpt-image {
    flex: 1;
    min-width: 400px;
    text-align: center;
}

.chatgpt-image img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* Video Section */
.video-section {
    padding: 80px 0;
    background-color: #f0f2f5;
}

.video-container {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
    height: 0;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.video-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(to right, #25D366 0%, #128C7E 100%);
    padding: 80px 0;
    color: #fff;
    text-align: center;
}

.cta-content h2 {
    font-size: 38px;
    font-weight: 700;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 30px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.cta-button-large,
.cta-button-secondary {
    padding: 15px 30px;
    border-radius: 30px;
    font-size: 18px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.cta-button-large {
    background-color: #fff;
    color: #25D366;
}

.cta-button-large:hover {
    background-color: #f0f0f0;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.cta-button-secondary {
    background-color: transparent;
    color: #fff;
    border: 2px solid #fff;
}

.cta-button-secondary:hover {
    background-color: #fff;
    color: #25D366;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* Footer */
.footer {
    background-color: #333;
    color: #fff;
    padding: 40px 0;
    text-align: center;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 20px;
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 20px;
    font-weight: 700;
}

.footer-logo i {
    margin-right: 10px;
    font-size: 24px;
    color: #25D366;
}

.footer-links {
    display: flex;
    gap: 20px;
    list-style: none;
}

.footer-links a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 5px;
}

.footer-links a:hover {
    color: #25D366;
}

.footer-bottom {
    border-top: 1px solid #555;
    padding-top: 20px;
    font-size: 14px;
    color: #aaa;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content {
        flex-direction: column;
        text-align: center;
    }

    .hero-image {
        order: -1; /* Move image above text on small screens */
    }

    .hero-text h1 {
        font-size: 36px;
    }

    .hero-text p {
        font-size: 16px;
    }

    .hero-buttons {
        justify-content: center;
    }

    .navbar {
        flex-direction: column;
        gap: 15px;
    }

    .nav-links {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }

    .cta-button {
        width: 100%;
        justify-content: center;
    }

    .chatgpt-content {
        flex-direction: column;
    }

    .chatgpt-image {
        order: -1;
    }

    .chatgpt-features {
        grid-template-columns: 1fr;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .cta-button-large,
    .cta-button-secondary {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

    .footer-content {
        flex-direction: column;
    }

    .footer-links {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }

    .section-title {
        font-size: 28px;
    }

    .section-subtitle {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 28px;
    }

    .btn-primary,
    .btn-secondary {
        font-size: 16px;
        padding: 12px 24px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .feature-card {
        padding: 20px;
    }

    .chatgpt-text h2 {
        font-size: 28px;
    }

    .cta-content h2 {
        font-size: 28px;
    }

    .container {
        padding: 0 15px;
    }
}



/* Header Scroll Behavior */
.header.scrolled .nav-links,
.header.scrolled .cta-button {
    display: none !important;
}

.header.scrolled .navbar {
    justify-content: center !important;
}

/* Garantir que funcione em mobile */
@media (max-width: 768px) {
    .header.scrolled .nav-links,
    .header.scrolled .cta-button {
        display: none !important;
    }

    .header.scrolled .navbar {
        justify-content: center !important;
    }
}