/* ============================================= */
/* ESTILOS GERAIS E BASE                         */
/* ============================================= */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    padding: 20px;
    transition: background-color 0.3s, color 0.3s;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
    border-radius: 8px;
    transition: background-color 0.3s, border 0.3s;
}

h1, h2, h3 {
    transition: color 0.3s, border-color 0.3s;
}

h1 {
    font-size: 1.8em;
    border-bottom: 2px solid;
    padding-bottom: 10px;
    margin-bottom: 20px;
    text-align: center;
}

/* --- Controles de Tema --- */
#theme-controls {
    padding: 10px;
    margin-bottom: 20px;
    border: 1px solid;
    border-radius: 5px;
    display: flex;
    align-items: center;
    gap: 10px;
}

#theme-controls select {
    padding: 5px;
    border-radius: 4px;
    border: 1px solid;
}


/* --- Barra de Navegação --- */
.navigation-bar {
    margin-bottom: 20px;
    padding: 10px;
    border-radius: 5px;
    display: flex;
    align-items: center;
    gap: 15px;
}

/* --- Tabela de Arquivos --- */
.file-table {
    width: 100%;
    border-collapse: collapse;
}

.file-table tbody:focus {
    outline: 2px solid #3498db; /* Destaque azul ao focar a tabela */
    outline-offset: 2px;
}

.file-table th, .file-table td {
    padding: 12px 15px;
    text-align: left;
    vertical-align: middle;
}

.file-table thead tr {
    border-bottom: 2px solid; /* Pode ser mais grossa para destacar */
}

.file-table tbody tr {
    border-bottom: 1px solid;
}


.file-table th:last-child {
    text-align: right;
}

.file-name-cell {
    cursor: pointer;
    font-weight: 500;
    transition: color 0.2s ease;
}

.actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.button {
    padding: 8px 15px;
    border: none;
    border-radius: 5px;
    color: #fff;
    font-size: 14px;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    white-space: nowrap;
    transition: opacity 0.3s ease, background-color 0.3s, color 0.3s, border 0.3s;
}

.button:hover { opacity: 0.85; }
.download-btn { background-color: #27ae60; }
.report-btn { background-color: #e67e22; }
.access-btn { background-color: #3498db; }
.back-btn { background-color: #7f8c8d; }

/* Estilos do Cabeçalho/Logo */
.main-header {
    text-align: center;
    margin-bottom: 1.5rem;
    padding: 1rem 20px 0 20px;
}

.logo-link {
    font-size: 2.5em;
    font-weight: bold;
    text-decoration: none;
    transition: color 0.3s, text-shadow 0.3s;
}

/* --- Modal --- */
.modal {
    display: none; position: fixed; z-index: 1000;
    left: 0; top: 0; width: 100%; height: 100%;
    overflow: auto; background-color: rgba(0,0,0,0.5);
}
.modal-content {
    margin: 15% auto; padding: 25px; border: 1px solid;
    width: 90%; max-width: 500px; border-radius: 8px;
    position: relative; box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}
.close-button {
    color: #aaa; float: right; font-size: 28px; font-weight: bold;
    position: absolute; top: 10px; right: 20px;
}
.close-button:hover, .close-button:focus { text-decoration: none; cursor: pointer; }
#reportForm label { display: block; margin-top: 15px; margin-bottom: 5px; font-weight: bold; }
#reportForm input[type="text"], #reportForm textarea {
    width: 100%;
    box-sizing: border-box;
    padding: 10px; border: 1px solid;
    border-radius: 4px; font-size: 14px;
}
#reportForm button { background-color: #3498db; margin-top: 20px; width: 100%; }


/* ============================================= */
/* TEMA: MODO CLARO (NORMAL)                     */
/* ============================================= */
body.normal-mode { background-color: #f4f7f6; color: #333; }
body.normal-mode .container { background-color: #fff; box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08); }
body.normal-mode h1 { color: #2c3e50; border-color: #e0e0e0; }
body.normal-mode #theme-controls { background-color: #f0f0f0; border-color: #ccc; }
body.normal-mode #theme-controls select { background-color: #fff; border-color: #bbb; color: #000; }
body.normal-mode .navigation-bar { background-color: #f8f8f8; }

body.normal-mode .file-table tr { border-color: #ddd; }
body.normal-mode .file-table tr.focused { background-color: #eaf5ff; } /* NOVO */
body.normal-mode .file-table th { background-color: #f8f8f8; }
body.normal-mode .file-name-cell:hover { color: #3498db; }
body.normal-mode .logo-link { color: #2c3e50; }
body.normal-mode .logo-link:hover { color: #3498db; }
/* Modal Claro */
body.normal-mode .modal-content { background-color: #fefefe; color: #333; border-color: #888; }
body.normal-mode .close-button { color: #aaa; }
body.normal-mode .close-button:hover, body.normal-mode .close-button:focus { color: black; }
body.normal-mode #reportForm input, body.normal-mode #reportForm textarea { background-color: #fff; border-color: #ccc; color: #000; }


/* ============================================= */
/* TEMA: MODO ESCURO                             */
/* ============================================= */
body.dark-mode { background-color: #121212; color: #e0e0e0; }
body.dark-mode .container { background-color: #1e1e1e; box-shadow: none; border: 1px solid #444; }
body.dark-mode h1 { color: #ffffff; border-color: #444; }
body.dark-mode #theme-controls { background-color: #2c2c2c; border-color: #555; }
body.dark-mode #theme-controls select { background-color: #333; border-color: #555; color: #e0e0e0; }
body.dark-mode .navigation-bar { background-color: #2c2c2c; }

body.dark-mode .file-table tbody:focus { outline-color: #87CEFA; } /* NOVO */
body.dark-mode .file-table tr { border-color: #444; }
body.dark-mode .file-table tr.focused { background-color: #3a3a3a; } /* NOVO */
body.dark-mode .file-table th { background-color: #2c2c2c; }
body.dark-mode .file-name-cell:hover { color: #87CEFA; }
body.dark-mode .logo-link { color: #ffffff; }
body.dark-mode .logo-link:hover { color: #87CEFA; }
/* Modal Escuro */
body.dark-mode .modal-content { background-color: #2c2c2c; color: #e0e0e0; border-color: #555; }
body.dark-mode .close-button { color: #ccc; }
body.dark-mode .close-button:hover, body.dark-mode .close-button:focus { color: white; }
body.dark-mode #reportForm input, body.dark-mode #reportForm textarea { background-color: #333; border-color: #555; color: #e0e0e0; }
body.dark-mode #reportForm button { background-color: #4dabf7; color: #000; }


/* ============================================= */
/* TEMA: ALTO CONTRASTE                          */
/* ============================================= */
body.high-contrast-mode { background-color: #000; color: #FFFF00; }
body.high-contrast-mode .container { background-color: #000; box-shadow: none; border: 2px solid #FFFF00; }
body.high-contrast-mode h1 { color: #FFFF00; border-color: #FFFF00; }
body.high-contrast-mode #theme-controls { background-color: #000; border-color: #FFFF00; }
body.high-contrast-mode #theme-controls select { background-color: #111; color: #FFFF00; border: 1px solid #FFFF00;}
body.high-contrast-mode .navigation-bar { background-color: #000; }

body.high-contrast-mode .file-table tbody:focus { outline-color: #00FFFF; } /* NOVO */
body.high-contrast-mode .file-table tr { border-color: #FFFF00; }
body.high-contrast-mode .file-table tr.focused { background-color: #333300; } /* NOVO */
body.high-contrast-mode .file-table th { background-color: #000; }
body.high-contrast-mode .file-name-cell:hover { color: #00FFFF; }
body.high-contrast-mode .button { background-color: transparent; color: #FFFF00; border: 1px solid #FFFF00; }
body.high-contrast-mode .logo-link { color: #FFFF00; }
body.high-contrast-mode .logo-link:hover { color: #00FFFF; }
/* Modal Alto Contraste */
body.high-contrast-mode .modal-content { background-color: #000; color: #FFFF00; border: 2px solid #FFFF00; }
body.high-contrast-mode .close-button { color: #FFFF00; }
body.high-contrast-mode #reportForm input, body.high-contrast-mode #reportForm textarea { background-color: #111; border-color: #FFFF00; color: #FFFF00; }
body.high-contrast-mode #reportForm button { background-color: #FFFF00; color: #000; }


/* ============================================= */
/* RESPONSIVIDADE                                */
/* ============================================= */
@media (max-width: 600px) {
    body { padding: 10px; }
    .container { padding: 15px; }
    h1 { font-size: 1.5em; }

    .file-table thead { display: none; }
    .file-table tr {
        display: block; border: 1px solid;
        border-radius: 5px; margin-bottom: 15px; padding: 10px;
        border-bottom: 1px solid;
    }
    .file-table td {
        display: block; text-align: left !important;
        padding: 8px 5px;
    }
    .file-name-cell {
        font-size: 1.1em; border-bottom: 1px solid;
        margin-bottom: 10px; padding-bottom: 10px;
    }
    .actions { justify-content: flex-start; }
    .button { font-size: 13px; padding: 8px 12px; }

    .logo-link {
        font-size: 2em;
    }

    .main-header {
        padding: 0.5rem 10px 0 10px;
    }

    /* Ajustes de borda responsiva para cada tema */
    body.normal-mode .file-table tr { border-color: #ddd; }
    body.normal-mode .file-name-cell { border-color: #eee; }
    body.dark-mode .file-table tr { border-color: #444; }
    body.dark-mode .file-name-cell { border-color: #444; }
    body.high-contrast-mode .file-table tr { border-color: #FFFF00; }
    body.high-contrast-mode .file-name-cell { border-color: #FFFF00; }
}