/* public/css/materiais.css */

:root {
    --cor-primaria: #0d6efd;
    --cor-fundo: #f4f7fc;
    --cor-fundo-card: #ffffff;
    --cor-texto-principal: #343a40;
    --cor-texto-secundario: #6c757d;
    --cor-borda: #dee2e6;
    --cor-sucesso: #198754;
    --cor-perigo: #dc3545;
    --cor-aviso: #ffc107;
}

button { font-family: 'Poppins', sans-serif; cursor: pointer; }

/* --- Cabeçalho da Página Modificado --- */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    text-align: left;
    margin-bottom: 20px; /* Reduzido para aproximar do botão Adicionar */
    background-color: var(--cor-fundo-card);
    padding: 25px;
    border-radius: 8px;
    border: 1px solid var(--cor-borda);
}
.page-header h1 { font-size: 28px; font-weight: 600; margin-bottom: 5px; }
.page-header p { font-size: 16px; color: var(--cor-texto-secundario); }

.btn-add-material {
    display: block;
    width: 100%;
    background-color: var(--cor-sucesso);
    color: white;
    margin-bottom: 40px; /* Espaçamento abaixo do botão */
    padding: 12px 22px;
    font-size: 16px;
    border: none;
    border-radius: 6px;
}
.btn-outline {
    background-color: transparent;
    border: 1px solid var(--cor-borda);
    color: var(--cor-texto-principal);
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: 500;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
    flex-shrink: 0;
}
.btn-outline:hover { background-color: #f8f9fa; }

/* Filtros */
.filter-tabs { display: flex; justify-content: center; gap: 10px; margin-bottom: 50px; flex-wrap: wrap; }
.tab-link { background-color: #e9ecef; color: var(--cor-texto-principal); padding: 8px 20px; border-radius: 20px; font-size: 14px; font-weight: 500; transition: all 0.3s; border: none; text-decoration: none; }
.tab-link:hover { background-color: #d1d5db; }
.tab-link.active { background-color: var(--cor-primaria); color: white; }

/* Seções e Grid */
.material-section { margin-bottom: 50px; }
.material-section h2 { font-size: 24px; margin-bottom: 20px; border-bottom: 1px solid var(--cor-borda); padding-bottom: 10px; }
.material-section h2 i { margin-right: 10px; color: var(--cor-primaria); }
.material-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 25px; }
.empty-placeholder { text-align: center; color: var(--cor-texto-secundario); padding: 40px; border: 2px dashed var(--cor-borda); border-radius: 8px;}

/* Cartão de Material */
.material-card { background-color: var(--cor-fundo-card); border: 1px solid var(--cor-borda); border-radius: 8px; padding: 20px; display: flex; flex-direction: column; justify-content: space-between; box-shadow: 0 2px 8px rgba(0,0,0,0.05); transition: transform 0.2s, box-shadow 0.2s; }
.material-card:hover { transform: translateY(-5px); box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
.card-content h3 { font-size: 18px; margin-bottom: 8px; }
.card-content p { color: var(--cor-texto-secundario); font-size: 14px; margin-bottom: 15px; }
.file-info { display: flex; gap: 15px; font-size: 12px; color: var(--cor-texto-secundario); }
.file-info span { background-color: #e9ecef; padding: 2px 8px; border-radius: 4px; }
.card-footer { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid var(--cor-borda); padding-top: 15px; margin-top: 15px; }
.card-actions { display: flex; gap: 10px; }
.btn-download { background-color: var(--cor-primaria); color: white; padding: 8px 15px; border-radius: 6px; font-size: 14px; text-decoration: none; }
.btn-icon { background: none; border: none; font-size: 16px; padding: 5px; color: var(--cor-texto-secundario); transition: color 0.2s; }
.btn-edit:hover { color: var(--cor-aviso); }
.btn-delete:hover { color: var(--cor-perigo); }

/* MODAL (POP-UP) */
.modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.6); display: flex; justify-content: center; align-items: center; z-index: 1000; opacity: 1; transition: opacity 0.3s ease; }
.modal-overlay.hidden { opacity: 0; pointer-events: none; }
.modal-content { background: var(--cor-fundo-card); padding: 25px; border-radius: 8px; width: 90%; max-width: 600px; box-shadow: 0 5px 15px rgba(0,0,0,0.3); transform: scale(1); transition: transform 0.3s ease; }
.modal-overlay.hidden .modal-content { transform: scale(0.95); }
.modal-header { display: flex; justify-content: space-between; align-items: center; padding-bottom: 15px; border-bottom: 1px solid var(--cor-borda); }
.modal-header h2 { font-weight: 600; font-size: 22px; }
.close-modal-btn { background: none; border: none; font-size: 28px; color: var(--cor-texto-secundario); cursor: pointer; line-height: 1; }
.modal-body { padding: 25px 0 10px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 500; font-size: 14px; margin-bottom: 8px; }
.form-group small { font-size: 12px; color: var(--cor-texto-secundario); }
#material-form input, #material-form textarea, #material-form select { width: 100%; padding: 10px; border: 1px solid var(--cor-borda); border-radius: 6px; font-size: 15px; font-family: 'Poppins', sans-serif; }
#material-form input:focus, #material-form textarea:focus, #material-form select:focus { outline: none; border-color: var(--cor-primaria); box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.15); }
.modal-footer { display: flex; justify-content: flex-end; gap: 10px; padding-top: 15px; border-top: 1px solid var(--cor-borda); }
.btn-save { background-color: var(--cor-sucesso); color: white; border: none; padding: 10px 20px; border-radius: 6px; }
.btn-cancel { background-color: #e9ecef; color: var(--cor-texto-principal); border: 1px solid #ced4da; padding: 10px 20px; border-radius: 6px; }

/* Campo de Upload */
.file-upload-wrapper { position: relative; }
.file-input { position: absolute; left: 0; top: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; }
.file-label { display: flex; align-items: center; gap: 10px; padding: 10px 15px; border: 2px dashed var(--cor-borda); border-radius: 6px; background-color: #fdfdff; cursor: pointer; transition: border-color 0.2s, color 0.2s; }
.file-label i { font-size: 1.2rem; color: var(--cor-primaria); }
.file-label:hover { border-color: var(--cor-primaria); }