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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Inter", sans-serif;
    background: #f5f7fb;
    color: #333;
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

/* ================= HEADER ================= */

header {
    background: linear-gradient(135deg, #0066ff, #0099ff);
    color: white;
    text-align: center;
    padding: 80px 20px;
}

header h1 {
    font-size: 3rem;
    margin-bottom: 15px;
}

header p {
    font-size: 1.2rem;
    opacity: .95;
}

/* ================= MENU ================= */

nav {
    margin-top: 35px;
}

nav a {
    color: white;
    text-decoration: none;
    margin: 0 15px;
    font-weight: 600;
    transition: .3s;
}

nav a:hover {
    opacity: .8;
}

/* ================= SECTIONS ================= */

section {
    padding: 80px 0;
}

section h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2rem;
    color: #0066ff;
}

/* ================= PLANOS ================= */

.cards {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.card {
    width: 320px;
    background: white;
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 15px 40px rgba(0,0,0,.08);
    transition: .3s;
}

.card:hover {
    transform: translateY(-8px);
}

.card h3 {
    color: #0066ff;
    margin-bottom: 15px;
    font-size: 1.6rem;
}

.card p {
    color: #666;
}

/* ================= COBERTURA ================= */

#cobertura {
    background: white;
}

#cobertura p {
    text-align: center;
    max-width: 700px;
    margin: auto;
    font-size: 18px;
}

/* ================= CONTATO ================= */

#contato {
    background: #eef4ff;
}

#contato p {
    text-align: center;
    margin: 15px 0;
    font-size: 18px;
}

#contato a {
    color: #0066ff;
    text-decoration: none;
    font-weight: bold;
}

#contato a:hover {
    text-decoration: underline;
}

/* ================= FOOTER ================= */

footer {
    background: #0066ff;
    color: white;
    text-align: center;
    padding: 25px;
}

/* ================= RESPONSIVO ================= */

@media (max-width:768px){

    header{
        padding:60px 20px;
    }

    header h1{
        font-size:2.2rem;
    }

    nav{
        display:flex;
        flex-direction:column;
        gap:15px;
    }

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

    .card{
        width:100%;
        max-width:350px;
    }

}