/* RESET E VARIÁVEIS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #0066cc;
    --secondary-color: #ff6b35;
    --dark-color: #1a1a1a;
    --light-color: #f5f5f5;
    --text-color: #333333;
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: #ffffff;
}

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

/* HEADER */
.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0052a3 100%);
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 5px;
    font-weight: bold;
}

.logo h1 {
    font-size: 28px;
    margin: 0;
}

.logo p {
    font-size: 12px;
    margin: 0;
    opacity: 0.9;
}

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

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

.nav-links a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: white;
    margin: 5px 0;
    transition: var(--transition);
}

/* HERO */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0052a3 100%);
    color: white;
    padding: 120px 20px;
    text-align: center;
    margin-top: 0;
}

.hero-content h2 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-content p {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.95;
}

/* BOTÕES */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    text-align: center;
}

.btn-primary {
    background-color: var(--secondary-color);
    color: white;
}

.btn-primary:hover {
    background-color: #ff5520;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255,107,53,0.3);
}

.btn-secondary {
    background-color: var(--primary-color);
    color: white;
}

.btn-secondary:hover {
    background-color: #0052a3;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,102,204,0.3);
}

/* SOBRE */
.sobre {
    padding: 80px 20px;
    background-color: var(--light-color);
}

.sobre h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
    color: var(--primary-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background: white;
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.feature-card i {
    font-size: 40px;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.feature-card h3 {
    margin: 15px 0;
    font-size: 20px;
}

.feature-card p {
    color: #666;
    font-size: 14px;
}

/* PLANOS */
.planos {
    padding: 80px 20px;
    background-color: white;
}

.planos h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
    color: var(--primary-color);
}

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

.plano-card {
    background: white;
    border: 2px solid #e0e0e0;
    border-radius: var(--border-radius);
    padding: 30px;
    text-align: center;
    transition: var(--transition);
    position: relative;
}

.plano-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    border-color: var(--primary-color);
}

.plano-card.destaque {
    border-color: var(--secondary-color);
    background: linear-gradient(135deg, #fff9f5 0%, white 100%);
    transform: scale(1.05);
}

.popular {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--secondary-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: bold;
}

.plano-card h3 {
    font-size: 22px;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.velocidade {
    font-size: 48px;
    font-weight: bold;
    color: var(--secondary-color);
    margin: 0;
}

.unidade {
    font-size: 14px;
    color: #666;
    margin-bottom: 30px;
}

.features-list {
    list-style: none;
    margin: 30px 0;
    text-align: left;
}

.features-list li {
    padding: 10px 0;
    border-bottom: 1px solid #f0f0f0;
    color: #666;
}

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

.features-list i {
    color: var(--secondary-color);
    margin-right: 10px;
}

.plano-card .btn {
    width: 100%;
    margin-top: 20px;
}

/* CONTATO */
.contato {
    padding: 80px 20px;
    background: linear-gradient(135deg, var(--primary-color) 0%, #0052a3 100%);
    color: white;
}

.contato h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
}

.contato-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.contato-item {
    text-align: center;
}

.contato-item i {
    font-size: 40px;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.contato-item h3 {
    margin: 15px 0;
    font-size: 20px;
}

.contato-item a {
    color: white;
    text-decoration: none;
    transition: var(--transition);
}

.contato-item a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

/* FOOTER */
.footer {
    background-color: var(--dark-color);
    color: white;
    text-align: center;
    padding: 30px 20px;
}

.footer p {
    margin: 5px 0;
}

/* RESPONSIVO */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .hero-content h2 {
        font-size: 32px;
    }

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

    .sobre h2,
    .planos h2,
    .contato h2 {
        font-size: 28px;
    }

    .plano-card.destaque {
        transform: scale(1);
    }

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

    .velocidade {
        font-size: 36px;
    }
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 20px;
    }

    .hero-content h2 {
        font-size: 24px;
    }

    .hero {
        padding: 80px 20px;
    }

    .sobre,
    .planos,
    .contato {
        padding: 50px 20px;
    }
}