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

/* BODY - sensação de natureza */
body {
    font-family: 'Segoe UI', sans-serif;
    background: linear-gradient(to bottom, #e9f5db, #d8f3dc);
    color: #333;
}

/* HEADER - madeira/campo */
.topo {
    background: #6b4226; /* marrom terra */
    color: #fff;
    padding: 20px;
    text-align: center;
    border-bottom: 5px solid #a3b18a;
}

.topo h1 {
    margin-bottom: 10px;
}

/* NAV */
nav a {
    color: #fefae0;
    margin: 0 10px;
    text-decoration: none;
    font-weight: bold;
    padding: 6px 10px;
    border-radius: 6px;
    transition: 0.3s;
}

nav a:hover {
    background: #a3b18a; /* verde claro */
    color: #333;
}

/* CONTAINER */
.container {
    width: 80%;
    margin: 30px auto;
    background: #fefae0; /* cor de palha clara */
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* TÍTULOS */
h2 {
    text-align: center;
    margin-bottom: 20px;
    color: #6b4226;
}

/* TABELA */
table {
    width: 100%;
    border-collapse: collapse;
    border-radius: 10px;
    overflow: hidden;
}

/* CABEÇALHO */
th {
    background: #588157; /* verde escuro */
    color: white;
    padding: 12px;
}

/* CÉLULAS */
td {
    padding: 10px;
    text-align: center;
}

/* LINHAS */
tr:nth-child(even) {
    background: #e9edc9;
}

tr:hover {
    background: #ccd5ae;
    transition: 0.2s;
}

/* LINKS */
td a {
    text-decoration: none;
    font-weight: bold;
    color: #6b4226;
}

td a:hover {
    color: #344e41;
}

/* FORM */
form {
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* INPUTS */
input {
    width: 60%;
    padding: 10px;
    margin: 8px 0;
    border-radius: 6px;
    border: 1px solid #a3b18a;
    background: #fefae0;
    transition: 0.3s;
}

/* FOCUS */
input:focus {
    border-color: #588157;
    outline: none;
    box-shadow: 0 0 5px rgba(88,129,87,0.5);
}

/* BOTÃO */
button {
    background: #6b4226;
    color: white;
    border: none;
    padding: 12px 18px;
    border-radius: 8px;
    cursor: pointer;
    transition: 0.3s;
}

/* HOVER BOTÃO */
button:hover {
    background: #4a2c1a;
    transform: scale(1.05);
}

/* TEXTO VAZIO */
p {
    text-align: center;
    margin-top: 20px;
    font-size: 18px;
    color: #6b4226;
}

/* ALERTA */
.alert {
    background: #ccd5ae;
    padding: 10px;
    margin-bottom: 15px;
    border-radius: 6px;
    text-align: center;
    color: #344e41;
    font-weight: bold;
}

/* RESPONSIVO */
@media (max-width: 768px) {
    .container {
        width: 95%;
    }

    input {
        width: 90%;
    }

    table {
        font-size: 12px;
    }
}