/* ==========================================================================
   1. Variáveis Globais e Reset
   ========================================================================== */
:root {
    --cor-primaria: #0A2F5B; /* Azul Marinho mais profundo */
    --cor-secundaria: #007A5E; /* Verde Exército */
    --cor-fundo: #F8F9FA;
    --cor-superficie: #FFFFFF;
    --cor-texto-principal: #212529;
    --cor-texto-secundario: #6C757D;
    --cor-borda: #E0E0E0;
    --cor-sucesso: #28A745;
    --cor-erro: #DC3545;
    --cor-aviso: #FFC107;
    --cor-info: #17A2B8;
    --sombra-suave: 0 4px 12px rgba(0, 0, 0, 0.08);
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font-family); background-color: var(--cor-fundo); color: var(--cor-texto-principal); line-height: 1.6; font-size: 16px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
button, input, select, textarea { font-family: inherit; font-size: 1rem; border-radius: 6px; }
h1, h2, h3 { color: var(--cor-primaria); margin-bottom: 1.25rem; font-weight: 600; }
h1 { font-size: 2rem; }
h3 { font-size: 1.25rem; }
a { color: var(--cor-primaria); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ==========================================================================
   2. Estilos da Página de Login
   ========================================================================== */
.login-container { display: flex; justify-content: center; align-items: center; min-height: 100vh; padding: 1rem; background-color: var(--cor-primaria); }
.login-card { background-color: var(--cor-superficie); padding: 2.5rem; border-radius: 12px; box-shadow: var(--sombra-suave); width: 100%; max-width: 450px; text-align: center; }
.login-header { margin-bottom: 2rem; }
.login-header h2 { font-size: 0.9rem; font-weight: 500; line-height: 1.5; color: var(--cor-texto-secundario); text-transform: uppercase; letter-spacing: 0.5px; }
.login-header h3 { font-size: 1.5rem; font-weight: 700; color: var(--cor-primaria); }
.form-field { text-align: left; margin-bottom: 1.25rem; }
.form-field label { display: block; margin-bottom: 0.5rem; font-weight: 500; font-size: 0.9rem; }
.form-field input, .form-field select, .form-field textarea { width: 100%; padding: 0.75rem 1rem; border-radius: 6px; border: 1px solid var(--cor-borda); transition: border-color 0.2s, box-shadow 0.2s; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { outline: none; border-color: var(--cor-primaria); box-shadow: 0 0 0 3px rgba(10, 47, 91, 0.15); }
.login-card button[type="submit"] { width: 100%; padding: 0.85rem; background: linear-gradient(135deg, var(--cor-primaria), var(--cor-secundaria)); color: white; border: none; border-radius: 6px; font-size: 1rem; font-weight: 600; cursor: pointer; transition: transform 0.2s ease, box-shadow 0.2s ease; }
.login-card button[type="submit"]:hover { transform: translateY(-2px); box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1); }
.login-card button:disabled { background: var(--cor-texto-secundario); cursor: not-allowed; transform: none; box-shadow: none; }
.error-message { color: var(--cor-erro); margin-top: 1rem; font-weight: 500; min-height: 20px; }

/* ==========================================================================
   3. Estilos da Aplicação Principal (Layout)
   ========================================================================== */
.app-container { display: flex; flex-direction: column; min-height: 100vh; }
.app-header { display: flex; justify-content: space-between; align-items: center; padding: 1rem 2rem; background-color: var(--cor-superficie); color: var(--cor-texto-principal); box-shadow: 0 2px 4px rgba(0,0,0,0.05); border-bottom: 1px solid var(--cor-borda); flex-shrink: 0; }
.app-header .logo-container h3 { margin: 0; font-size: 1.1rem; font-weight: 700; color: var(--cor-primaria); }
.app-header .logo-container span { font-size: 0.8rem; color: var(--cor-texto-secundario); }
.app-header .user-menu { display: flex; align-items: center; gap: 1.5rem; }
.app-header .user-menu #username-display { font-weight: 500; }
#logout-btn { padding: 0.5rem 1rem; border: 1px solid var(--cor-borda); background-color: transparent; color: var(--cor-texto-secundario); border-radius: 6px; cursor: pointer; transition: background-color 0.2s ease, color 0.2s ease; display: flex; align-items: center; gap: 0.5rem; }
#logout-btn:hover { background-color: var(--cor-fundo); color: var(--cor-primaria); }
.app-nav, .sub-nav { display: flex; background-color: var(--cor-superficie); padding: 0 2rem; box-shadow: 0 2px 4px rgba(0,0,0,0.02); border-bottom: 1px solid var(--cor-borda); flex-shrink: 0; }
.tab-btn, .sub-tab-btn { padding: 1rem 1.25rem; border: none; background: none; cursor: pointer; font-size: 0.95rem; font-weight: 600; color: var(--cor-texto-secundario); border-bottom: 3px solid transparent; transition: color 0.2s, border-color 0.2s; }
.tab-btn:hover, .sub-tab-btn:hover { color: var(--cor-primaria); }
.tab-btn.active, .sub-tab-btn.active { color: var(--cor-primaria); border-bottom: 3px solid var(--cor-primaria); }
.sub-nav { padding: 0 1rem; box-shadow: none; border-bottom: none; border-top: 1px solid var(--cor-borda); margin-bottom: 1.5rem;}
.sub-tab-btn { font-size: 0.9rem; padding: 0.8rem 1rem; }
.app-main { padding: 2.5rem; flex-grow: 1; }
.app-footer { text-align: center; padding: 1rem; background-color: var(--cor-superficie); border-top: 1px solid var(--cor-borda); color: var(--cor-texto-secundario); font-size: 0.85rem; flex-shrink: 0; }
.loading-spinner { text-align: center; padding: 4rem; font-size: 1.2rem; color: var(--cor-texto-secundario); }

/* ==========================================================================
   4. Componentes (Cards, Tabelas, Botões, etc.)
   ========================================================================== */
.card { background: var(--cor-superficie); padding: 1.5rem 2rem; border-radius: 12px; box-shadow: var(--sombra-suave); margin-bottom: 2rem; }
.view-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; flex-wrap: wrap; gap: 1rem; }
.dashboard-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.kpi-card { text-align: center; }
.kpi-card h3 { font-size: 1rem; color: var(--cor-texto-secundario); font-weight: 500; margin-bottom: 0.5rem; }
.kpi-card p { font-size: 2.25rem; font-weight: 700; color: var(--cor-primaria); }
.kpi-card.kpi-fake p { color: var(--cor-aviso); }
.aviso-card { background-color: var(--cor-aviso-fundo); border-left: 5px solid var(--cor-aviso); }
.aviso-card h3 { color: #664d03; display: flex; align-items: center; gap: 0.5rem; }
.filters { display: flex; flex-wrap: wrap; gap: 1.5rem; align-items: flex-end; }
.filter-group { display: flex; flex-direction: column; }
.search-bar { position: relative; max-width: 300px; }
.search-bar input { padding-left: 2.5rem; }
.search-bar i { position: absolute; left: 1rem; top: 50%; transform: translateY(-50%); color: var(--cor-texto-secundario); }
.table-container { width: 100%; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 1rem 1.25rem; text-align: left; border-bottom: 1px solid var(--cor-borda); white-space: nowrap; }
th { background-color: var(--cor-fundo); font-weight: 600; font-size: 0.85rem; color: var(--cor-texto-secundario); text-transform: uppercase; }
tbody tr:hover { background-color: #e9ecef; }
tbody tr.empenho-fake { background-color: var(--cor-fake-fundo); border-left: 4px solid var(--cor-aviso); }
tbody tr.empenho-fake:hover { background-color: #fff3cd; }

.actions { text-align: center; }
.btn { padding: 0.6rem 1.2rem; border-radius: 6px; border: 1px solid transparent; font-weight: 600; cursor: pointer; transition: all 0.2s ease; display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; }
.btn:disabled { background-color: var(--cor-texto-secundario); cursor: not-allowed; }
.btn-primary { background-color: var(--cor-primaria); color: white; }
.btn-primary:hover { background-color: #001f3f; }
.btn-icon { background: none; border: none; cursor: pointer; color: var(--cor-texto-secundario); font-size: 1.1rem; padding: 0.5rem; border-radius: 50%; }
.btn-icon:hover { color: var(--cor-primaria); background-color: var(--cor-fundo); }
.btn-delete:hover { color: var(--cor-erro); }
.btn-anular { padding: 0.4rem 0.8rem; font-size: 0.85rem; background-color: #FFF0F1; border: 1px solid var(--cor-erro); color: var(--cor-erro); border-radius: 6px; font-weight: 600; }
.btn-anular:hover { background-color: var(--cor-erro); color: white; }

.status { padding: 0.3rem 0.75rem; border-radius: 16px; font-size: 0.75rem; font-weight: 700; color: white; text-transform: uppercase; text-align: center; }
.status-ativa { background-color: var(--cor-sucesso); }
.status-totalmente-empenhada { background-color: var(--cor-texto-secundario); }
.status-expirada { background-color: var(--cor-erro); }
.status-anulacao-parcial-realizada { background-color: #fd7e14; }
.status-anulacao-total-realizada { background-color: var(--cor-texto-secundario); }
.status-fake { background-color: var(--cor-aviso); color: var(--cor-texto-principal); }
.status-ok { background-color: #e9ecef; color: #495057; }

/* ==========================================================================
   5. Modais, Formulários e Notificações
   ========================================================================== */
.modal-backdrop { 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; padding: 1rem; }
.modal { background: var(--cor-superficie); border-radius: 12px; width: 100%; max-width: 800px; max-height: 90vh; display: flex; flex-direction: column; box-shadow: var(--sombra-suave); }
.modal-header { display: flex; justify-content: space-between; align-items: center; padding: 1.25rem 1.75rem; border-bottom: 1px solid var(--cor-borda); }
.modal-title { margin-bottom: 0; font-size: 1.25rem; }
.modal-close-btn { background: none; border: none; font-size: 2rem; cursor: pointer; color: var(--cor-texto-secundario); }
.modal-body { padding: 1.75rem; overflow-y: auto; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.5rem; }
.form-field-full { grid-column: 1 / -1; }
.form-actions { text-align: right; margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--cor-borda); }
.modal-feedback { color: var(--cor-erro); font-weight: 500; margin-top: 1rem; text-align: left; }
.toast-container { position: fixed; top: 20px; right: 20px; z-index: 2000; display: flex; flex-direction: column; gap: 1rem; }
.toast { padding: 1rem 1.5rem; border-radius: 6px; color: white; font-weight: 500; box-shadow: var(--sombra-suave); display: flex; align-items: center; gap: 1rem; opacity: 0; transform: translateX(100%); animation: slideIn 0.5s forwards; }
.toast.success { background-color: var(--cor-sucesso); }
.toast.error { background-color: var(--cor-erro); }
@keyframes slideIn { to { opacity: 1; transform: translateX(0); } }

/* ==========================================================================
   6. Administração e Paginação
   ========================================================================== */
.admin-form { display: flex; gap: 1rem; align-items: flex-end; }
.admin-form input { flex-grow: 1; }
.admin-form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; align-items: flex-end; }
.admin-form-grid button { grid-column: 1 / -1; }
.pagination { display: flex; justify-content: center; align-items: center; gap: 1rem; margin-top: 1.5rem; }
.pagination-info { font-size: 0.9rem; color: var(--cor-texto-secundario); }
.pagination button:disabled { background-color: var(--cor-borda); color: var(--cor-texto-secundario); border-color: var(--cor-borda); cursor: not-allowed; }
.log-action { font-family: 'Courier New', Courier, monospace; background: var(--cor-fundo); padding: 2px 6px; border-radius: 4px; font-size: 0.9em; }