.body{
    font-family: 'Segoe UI', sans-serif;
    margin: 0;
    padding:0;
    background: linear-gradient(135deg, #d4f3ee, #f5fdfc);
    min-height: 100vh;
    color: #066;
}
.container {
    max-width: 1000px;
    margin: auto;
    padding: 20px;
}
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 40px;
    background: transparent;
}
nav a {
    margin-left: 25px;
    text-decoration: none;
    color: #066;
    font-weight: 600;
}
h1, h2 {
    color: #066;
}
.card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    margin: 15px 0;
}
button, .btn {
    background: #0aa387;
    color: white;
    border: none;
    padding: 12px 22px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    margin-top: 10px;
}
input[type="email"], input[type="password"], input[type="number"] {
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 8px;
    width: 100%;
    margin: 8px 0;
}
.grafico {
    background: #ffeaea;
    padding: 20px;
    border-radius: 12px;
}
.circle {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    border: 10px solid #c2e0d1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: #066;
    margin: 20px auto;
}
.card {
    border: none !important;
    box-shadow: none !important;
}