:root {
    --bg-color: #050a14;
    --accent-color: #00e5ff;
    --text-color: #ffffff;
    --glass-bg: rgba(255, 255, 255, 0.05);
}

        html {
            scroll-behavior: smooth;
        }

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Poppins', sans-serif;
    overflow-x: hidden;
}

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

/* Fundo de Estrelas */
#stars-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at center, #0a192f 0%, #050a14 100%);
}

/* Header & Nav */
header {
    padding: 20px 0;
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    font-weight: bold;
}

.logo .ai {
    color: var(--accent-color);
    margin-left: 5px;
}

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

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

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

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 80px;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-family: 'Orbitron', sans-serif;
    margin-bottom: 20px;
}

.hero-content span {
    color: var(--accent-color);
    text-shadow: 0 0 20px rgba(0, 229, 255, 0.5);
}

.hero-content p {
    font-size: 1.1rem;
    max-width: 500px;
    margin-bottom: 30px;
    opacity: 0.8;
}

/* Animação do Logo Central */
.logo-orb {
    position: relative;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    box-shadow: 0 0 60px rgba(0, 229, 255, 0.2);
    display: flex;
    justify-content: center;
    align-items: center;
}

.floating-logo {
    width: 80%;
    border-radius: 50%;
    animation: float 4s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
}

/* Service Cards */
.services {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    font-family: 'Orbitron', sans-serif;
    margin-bottom: 50px;
    font-size: 2.5rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--glass-bg);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: 0.4s;
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px rgba(0, 229, 255, 0.1);
}

.service-card .icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

/* Botão Glow */
.btn-glow {
    padding: 15px 35px;
    background: var(--accent-color);
    color: #000;
    text-decoration: none;
    font-weight: bold;
    border-radius: 50px;
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.4);
    transition: 0.3s;
}

.btn-glow:hover {
    box-shadow: 0 0 40px rgba(0, 229, 255, 0.7);
    transform: scale(1.05);
}

/* Responsividade */
@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        text-align: center;
        height: auto;
    }
    .hero-content h1 { font-size: 2.2rem; }
    .logo-orb { width: 280px; height: 280px; margin-top: 50px; }
    .nav-links { display: none; } /* Adicionar menu mobile se necessário */
}