/* Variáveis CSS para temas */
:root {
    /* Tema Claro */
    --bg-color: #FFFFFF;
    --text-color: #1A1A1A;
    --primary-color: #0057B8;
    --secondary-color: #f8f9fa;
    --border-color: #dee2e6;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --card-bg: #FFFFFF;
    /* Transições */
    --transition: all 0.3s ease;
}

/* Tema Escuro */
[data-theme="dark"] {
    --bg-color: #0E1B2C;
    --text-color: #F5F5F5;
    --primary-color: #3399FF;
    --secondary-color: #1a2332;
    --border-color: #2a3a4a;
    --shadow-color: rgba(0, 0, 0, 0.3);
    --card-bg: #1a2332;
}

/* Reset e estilos base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: var(--transition);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background-color: var(--bg-color);
    box-shadow: 0 2px 4px var(--shadow-color);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-color);
    font-weight: bold;
    font-size: 1.5rem;
}

    .logo img {
        height: 40px;
        margin-right: 10px;
    }

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

    .nav-menu a {
        text-decoration: none;
        color: var(--text-color);
        transition: var(--transition);
    }

        .nav-menu a:hover {
            color: var(--primary-color);
        }

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    padding: 0.5rem 1.5rem;
    border: none;
    border-radius: 5px;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
}

    .btn-primary:hover {
        opacity: 0.9;
        transform: translateY(-1px);
    }

.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
}

    .theme-toggle:hover {
        background-color: var(--secondary-color);
    }

.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 4px;
}

    .hamburger span {
        width: 25px;
        height: 3px;
        background-color: var(--text-color);
        transition: var(--transition);
    }

/* Main Content */
main {
    margin-top: 80px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color), #004494);
    color: white;
    padding: 80px 0;
}

    .hero .container {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
        align-items: center;
    }

    .hero h1 {
        font-size: clamp(2rem, 5vw, 3rem);
        margin-bottom: 1rem;
    }

    .hero p {
        font-size: 1.2rem;
        margin-bottom: 2rem;
        opacity: 0.9;
    }

.btn-hero {
    background-color: white;
    color: var(--primary-color);
    padding: 1rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    display: inline-block;
    transition: var(--transition);
}

    .btn-hero:hover {
        transform: translateY(-2px);
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    }

.hero-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* Features Section */
.features {
    padding: 80px 0;
    background-color: var(--secondary-color);
}

    .features h2 {
        text-align: center;
        font-size: 2.5rem;
        margin-bottom: 3rem;
    }

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px var(--shadow-color);
    text-align: center;
    transition: var(--transition);
}

    .feature-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 8px 15px var(--shadow-color);
    }

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

/* Pricing Section */
.pricing {
    padding: 80px 0;
}

    .pricing h2 {
        text-align: center;
        font-size: 2.5rem;
        margin-bottom: 0.5rem;
    }

.pricing-subtitle {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.8;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.pricing-card {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px var(--shadow-color);
    text-align: center;
    position: relative;
    transition: var(--transition);
}

    .pricing-card.featured {
        transform: scale(1.05);
        border: 2px solid var(--primary-color);
        z-index: 1;
    }

    .pricing-card h3 {
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }

.price {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

    .price span {
        font-size: 1rem;
        opacity: 0.7;
    }

.pricing-card ul {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-card li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 0.5rem 1.5rem;
    border-radius: 5px;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
}

    .btn-secondary:hover {
        background-color: var(--primary-color);
        color: white;
    }

/* Contact Section */
.contact {
    padding: 80px 0;
    background-color: var(--secondary-color);
}

    .contact h2 {
        text-align: center;
        font-size: 2.5rem;
        margin-bottom: 3rem;
    }

#contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

    .form-group label {
        display: block;
        margin-bottom: 0.5rem;
        font-weight: bold;
    }

    .form-group input,
    .form-group textarea {
        width: 100%;
        padding: 0.75rem;
        border: 1px solid var(--border-color);
        border-radius: 5px;
        font-size: 1rem;
        background-color: var(--bg-color);
        color: var(--text-color);
        transition: var(--transition);
    }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary-color);
        }

    .form-group textarea {
        resize: vertical;
        min-height: 120px;
    }

/* Footer */
footer {
    background-color: var(--bg-color);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    text-align: center;
}

    footer .container {
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 1rem;
    }

.social-links {
    display: flex;
    gap: 1rem;
}

    .social-links a {
        font-size: 1.5rem;
        text-decoration: none;
        transition: var(--transition);
    }

        .social-links a:hover {
            transform: scale(1.2);
        }

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-color);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        box-shadow: 0 10px 27px var(--shadow-color);
        padding: 2rem 0;
    }

        .nav-menu.active {
            left: 0;
        }

    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .pricing-card.featured {
        transform: none;
    }

    footer .container {
        flex-direction: column;
        text-align: center;
    }
}

/* Animações */
.animate {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

    .animate.animate-in {
        opacity: 1;
        transform: translateY(0);
    }

/* Ocultar ícone do tema não ativo */
[data-theme="dark"] .sun-icon {
    display: none;
}

[data-theme="light"] .moon-icon {
    display: none;
}
