:root {
    --primary: #00d2ff; /* Ciano Neon */
    --secondary: #3a7bd5; /* Azul Profundo */
    --dark: #1a1a2e;
    --light: #f4f4f4;
    --gradient: linear-gradient(to right, #3a7bd5, #00d2ff);
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Segoe UI', sans-serif; }

body { background-color: #fff; color: #333; overflow-x: hidden; }

/* HEADER */
#main-header {
    background: rgba(26, 26, 46, 0.95);
    position: fixed; width: 100%; top: 0; z-index: 1000;
    padding: 15px 0; box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}
.container { width: 90%; max-width: 1200px; margin: auto; }
.logo { font-size: 24px; font-weight: bold; color: #fff; }
.logo span { color: var(--primary); }

nav { display: flex; justify-content: space-between; align-items: center; }
#main-header .container { display: flex; justify-content: space-between; align-items: center; }

.menu { list-style: none; display: flex; gap: 20px; }
.menu a { color: #fff; text-decoration: none; font-weight: 500; transition: 0.3s; }
.menu a:hover { color: var(--primary); }
.btn-login { border: 1px solid var(--primary); padding: 5px 15px; border-radius: 20px; }

/* SLIDESHOW */
#hero { height: 100vh; position: relative; overflow: hidden; }
.slide {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-size: cover; background-position: center;
    opacity: 0; transition: opacity 1s ease-in-out;
}
.slide.active { opacity: 1; }
.overlay {
    background: rgba(0,0,0,0.6); width: 100%; height: 100%;
    display: flex; align-items: center; justify-content: center; text-align: center;
}
.content h1 { font-size: 4rem; color: #fff; text-transform: uppercase; animation: slideUp 1s; }
.content p { font-size: 1.5rem; color: #ddd; margin-bottom: 20px; animation: slideUp 1.2s; }
.btn-cta {
    background: var(--gradient); color: #fff; padding: 15px 40px;
    text-decoration: none; border-radius: 30px; font-weight: bold;
    box-shadow: 0 0 15px var(--primary); transition: 0.3s;
}
.btn-cta:hover { transform: scale(1.05); }

/* PLANOS */
.section-padding { padding: 80px 0; }
.section-title { text-align: center; font-size: 2.5rem; margin-bottom: 50px; color: var(--dark); }
.planos-grid { display: flex; justify-content: center; gap: 30px; flex-wrap: wrap; }
.card-plano {
    background: #fff; border-radius: 15px; padding: 40px; text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1); width: 300px; position: relative;
    transition: 0.3s; border-top: 5px solid transparent;
}
.card-plano:hover { transform: translateY(-10px); border-top: 5px solid var(--primary); }
.card-plano.destaque { transform: scale(1.05); border: 2px solid var(--primary); }
.badge {
    position: absolute; top: -15px; right: 20px; background: var(--primary);
    color: #fff; padding: 5px 15px; border-radius: 20px; font-size: 0.8rem;
}
.velocidade { font-size: 3rem; font-weight: bold; color: var(--secondary); margin: 20px 0; }
.card-plano ul { list-style: none; text-align: left; margin: 20px 0; }
.card-plano li { padding: 10px 0; border-bottom: 1px solid #eee; }
.btn-plano { display: block; background: var(--dark); color: #fff; padding: 10px; border-radius: 5px; text-decoration: none; }

/* COMENTARIOS E FORM */
.card-comentario { 
    background: #fff; padding: 20px; border-radius: 10px; margin-bottom: 20px; 
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}
.form-box { max-width: 600px; margin: 50px auto; text-align: center; }
.form-box input, .form-box textarea {
    width: 100%; padding: 15px; margin-bottom: 10px; border: 1px solid #ddd; border-radius: 5px;
}

/* ADMIN */
.admin-table { width: 100%; border-collapse: collapse; margin-top: 20px; }
.admin-table th, .admin-table td { padding: 15px; border-bottom: 1px solid #ddd; text-align: left; }
.tag { padding: 5px 10px; border-radius: 5px; color: #fff; font-size: 0.8rem; }
.green { background: #2ecc71; } .red { background: #e74c3c; }
.btn-small { padding: 5px 10px; border: none; color: #fff; cursor: pointer; text-decoration: none; border-radius: 3px; }

/* RESPONSIVO */
@media (max-width: 768px) {
    .menu { display: none; } /* Adicionar JS para toggle mobile */
    .content h1 { font-size: 2.5rem; }
    .card-plano.destaque { transform: scale(1); }
}
@keyframes slideUp { from { transform: translateY(50px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }