/* Importação de Fontes do Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

/* Variáveis de Cores */
:root {
    --primary-color: #7b68ee; /* Roxo principal (MediumSlateBlue) */
    --primary-light: #9370db; /* Roxo claro (MediumPurple) */
    --primary-dark: #6a5acd; /* Roxo mais escuro */
    --secondary-color: #f0f8ff; /* AliceBlue - fundo claro */
    --text-color-dark: #2c3e50; /* Cinza escuro para textos */
    --text-color-light: #4a4a4a;
    --white: #ffffff;
    --light-gray: #e9ecef;
    --border-color: #dee2e6;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --shadow-light: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow-medium: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
}

/* Estilos Gerais do Corpo */
body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--secondary-color);
    color: var(--text-color-light);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container Principal */
.container {
    max-width: 1580px;
    margin: 30px auto;
    padding: 25px;
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-medium);
}

/* Títulos */
h1, h2, h3 {
    color: var(--text-color-dark);
    border-bottom: 1px solid var(--light-gray);
    padding-bottom: 15px;
    margin-bottom: 25px;
    font-weight: 600;
}

h2 {
    text-align: center;
    color: var(--primary-dark);
    margin-top: 0;
}

h3 {
    font-size: 1.5rem;
    margin-top: 30px;
}

/* Mensagens de feedback */
.success-message, .error-message {
    padding: 12px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-weight: 600;
    text-align: center;
    color: var(--white);
    box-shadow: var(--shadow-light);
}

.success-message {
    background-color: var(--success-color);
    border: 1px solid #218838;
}

.error-message {
    background-color: var(--danger-color);
    border: 1px solid #c82333;
}

/* Estilo para transformar a lista de menu em uma barra de navegação */
.main-nav {
    list-style: none;
    padding: 0;
    margin: 0;
    background-color: var(--card-bg);
    display: flex; /* Alinha os itens lado a lado */
    justify-content: flex-start; /* Alinha os itens à esquerda */
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow);
    overflow: hidden; /* Garante que o border-radius seja aplicado */
}

.main-nav li {
    margin: 0;
}

.main-nav li a {
    display: block; /* Ocupa todo o espaço do li */
    padding: 1rem 1.5rem;
    text-align: center;
    text-decoration: none;
    color: var(--text-color-light);
    font-weight: 500;
    transition: all 0.2s ease-in-out;
}

.main-nav li a:hover {
    background-color: var(--bg-color);
    color: var(--primary-color);
}

/* Formulários */
form {
    background-color: var(--light-gray);
    padding: 25px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    margin-bottom: 30px;
}

form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-color-dark);
}

form input[type="text"],
form input[type="email"],
form input[type="password"],
form input[type="number"],
form select,
form textarea {
    width: calc(100% - 22px); /* Ajusta para padding */
    padding: 11px;
    margin-bottom: 18px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    box-sizing: border-box;
    font-size: 1rem;
    background-color: var(--white);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

form input[type="text"]:focus,
form input[type="email"]:focus,
form input[type="password"]:focus,
form input[type="number"]:focus,
form select:focus,
form textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 0.2rem rgba(123, 104, 238, 0.25); /* Sombra suave no foco */
}

.form-row {
    display: flex;
    flex-wrap: wrap;
    gap: 20px; /* Espaço entre os campos */
    margin-bottom: 0;
}

/* Garante que os campos dentro do form-row cresçam e preencham o espaço */
.form-row > div {
    flex: 1;
    min-width: 250px; /* Garante que os campos não fiquem pequenos demais */
}

/* Remove a margem extra dos campos dentro do form-row */
.form-row input[type="text"],
.form-row input[type="email"],
.form-row input[type="password"],
.form-row input[type="number"],
.form-row select {
    margin-bottom: 0;
}

/* Regras de responsividade para o form-row */
@media (max-width: 600px) {
    .form-row {
        flex-direction: column;
    }
    .form-row > div {
        min-width: 100%;
    }
}

/* Botões */
button, input[type="submit"] {
    display: inline-block;
    padding: 12px 25px;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: background-color 0.3s ease, transform 0.2s ease;
    text-decoration: none; /* Para botões usados como links */
}

button:hover, input[type="submit"]:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

button.secondary {
    background-color: #6c757d; /* Cinza para ações secundárias */
}

button.secondary:hover {
    background-color: #5a6268;
}

/* Estilo para links que parecem botões (e.g., "Salvar e Limpar") */
a > button {
    width: auto;
    margin-top: 10px;
}

/* Navegação e Links */
ul {
    list-style-type: none;
    padding: 0;
    margin-bottom: 25px;
}

ul li {
    margin-bottom: 8px; /* Espaçamento entre itens da lista */
}

ul.menu-principal li {
    display: inline-block;
    margin-right: 20px;
}

ul.menu-principal li a {
    padding: 8px 15px;
    border-radius: 6px;
    background-color: var(--primary-light);
    color: var(--white);
    font-weight: 600;
}

ul.menu-principal li a:hover {
    background-color: var(--primary-dark);
    text-decoration: none;
}


a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Tabelas */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 25px;
    box-shadow: var(--shadow-light);
    border-radius: 8px;
    overflow: hidden; /* Garante que bordas arredondadas funcionem */
}

table th, table td {
    border: 1px solid var(--border-color);
    padding: 15px;
    text-align: left;
    vertical-align: middle;
}

table thead {
    background-color: var(--primary-dark);
    color: var(--white);
}

table tbody tr:nth-child(even) {
    background-color: #f8f9fa; /* Listras leves para legibilidade */
}

table tbody tr:hover {
    background-color: #f1f1f1;
    transition: background-color 0.3s ease;
}

table td a {
    margin-right: 10px;
    white-space: nowrap; /* Impede que os links quebrem linha */
}

/* Linha Divisória */
hr {
    border: none;
    border-top: 1px solid var(--light-gray);
    margin: 30px 0;
}

/* Responsividade */
@media (max-width: 768px) {
    .container {
        margin: 20px;
        padding: 15px;
    }

    h1, h2, h3 {
        padding-bottom: 10px;
        margin-bottom: 15px;
        font-size: 1.8rem;
    }

    h3 {
        font-size: 1.3rem;
    }

    form input[type="text"],
    form input[type="email"],
    form input[type="password"],
    form input[type="number"],
    form select,
    form textarea {
        width: calc(100% - 20px); /* Ajusta para padding menor */
        padding: 10px;
        margin-bottom: 12px;
    }

    button, input[type="submit"], a > button {
        padding: 10px 20px;
        font-size: 0.95rem;
    }

    ul.menu-principal li {
        display: block; /* Itens do menu um abaixo do outro em telas pequenas */
        margin-right: 0;
        margin-bottom: 10px;
    }

    ul.menu-principal li a {
        display: block; /* Preenche a largura total */
        text-align: center;
    }

    table, thead, tbody, th, td, tr {
        display: block;
    }

    table thead tr {
        position: absolute;
        top: -9999px;
        left: -9999px;
    }

    table tr {
        border: 1px solid var(--border-color);
        margin-bottom: 15px;
        border-radius: 8px;
        box-shadow: var(--shadow-light);
    }

    table td {
        border: none;
        border-bottom: 1px solid var(--border-color);
        position: relative;
        padding-left: 50%;
        text-align: right;
    }

    table td:last-child {
        border-bottom: none;
    }

    table td::before {
        content: attr(data-label); /* Usa o atributo data-label para os cabeçalhos */
        position: absolute;
        left: 10px;
        width: 45%;
        padding-right: 10px;
        white-space: nowrap;
        text-align: left;
        font-weight: 600;
        color: var(--text-color-dark);
    }

    /* Ajuste para as ações na tabela */
    table td:nth-last-child(1) { /* Ações */
        text-align: center;
        padding-left: 10px;
    }
    table td:nth-last-child(1)::before {
        content: "Ações:";
        text-align: left;
        width: auto;
        position: relative;
        display: block;
        padding-bottom: 5px;
    }
}