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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f5f7fa;
    color: #333;
}

/* HEADER */
.main-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 30px;
}

.logo {
    color: white;
    text-decoration: none;
}

.logo h2 {
    font-size: 24px;
    font-weight: bold;
}

.header-nav {
    display: flex;
    gap: 5px;
}

.nav-link {
    color: white;
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 8px;
    transition: background 0.3s;
    font-weight: 500;
}

.nav-link:hover {
    background: rgba(255,255,255,0.2);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-name {
    font-weight: 600;
}

.btn-logout {
    background: rgba(255,255,255,0.2);
    color: white;
    padding: 8px 16px;
    border-radius: 6px;
    text-decoration: none;
    transition: background 0.3s;
}

.btn-logout:hover {
    background: rgba(255,255,255,0.3);
}

/* CONTAINER */
.container {
    max-width: 1400px;
    margin: 30px auto;
    padding: 0 30px;
}

/* LOGIN PAGE */
.login-page {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    width: 100%;
    max-width: 450px;
    padding: 20px;
}

.login-box {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.login-box h1 {
    text-align: center;
    color: #667eea;
    margin-bottom: 30px;
    font-size: 28px;
}

/* DASHBOARD */
.welcome-box {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 30px;
}

.welcome-box h1 {
    color: #333;
    margin-bottom: 10px;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.dashboard-card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    text-decoration: none;
    color: #333;
    transition: transform 0.3s, box-shadow 0.3s;
    text-align: center;
}

.dashboard-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.card-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.dashboard-card h3 {
    color: #667eea;
    margin-bottom: 10px;
}

.empresas-box {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.empresas-box h2 {
    margin-bottom: 20px;
    color: #333;
}

.empresas-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.empresa-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
}

.empresa-nome {
    font-weight: 600;
}

/* PAGE HEADER */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.page-header h1 {
    color: #333;
}

/* FILTERS */
.filters-box {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 20px;
    display: flex;
    gap: 15px;
}

.filters-box input[type="text"],
.filters-box select {
    flex: 1;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
}

/* TABLE */
.table-container {
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    overflow: hidden;
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead {
    background: #667eea;
    color: white;
}

th, td {
    padding: 15px;
    text-align: left;
}

tbody tr {
    border-bottom: 1px solid #e0e0e0;
    transition: background 0.2s;
}

tbody tr:hover {
    background: #f8f9fa;
}

/* BUTTONS */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102,126,234,0.4);
}

.btn-secondary {
    background: #6c757d;
    color: white;
}

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

.btn-block {
    width: 100%;
}

.btn-icon {
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    padding: 5px 10px;
    transition: transform 0.2s;
}

.btn-icon:hover {
    transform: scale(1.2);
}

.btn-danger {
    color: #dc3545;
}

/* BADGES */
.badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    display: inline-block;
}

.badge-success {
    background: #d4edda;
    color: #155724;
}

.badge-danger {
    background: #f8d7da;
    color: #721c24;
}

.badge-info {
    background: #d1ecf1;
    color: #0c5460;
}

/* FORMS */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 600;
}

input, select, textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: #667eea;
}

textarea {
    min-height: 100px;
    font-family: monospace;
    resize: vertical;
}

/* MODAIS GRANDES */
.modal-large {
    max-width: 900px;
}

/* FORM ROW */
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

/* DETALHES */
.detalhes-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.detalhe-item {
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
}

.detalhe-item.full-width {
    grid-column: 1 / -1;
}

.detalhe-item pre {
    background: #fff;
    padding: 10px;
    border-radius: 5px;
    overflow-x: auto;
    font-size: 12px;
    margin-top: 10px;
}

/* PERMISSÕES */
.permissoes-container {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: 20px;
}

.usuarios-lista, .menus-selecao {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.search-box {
    margin-bottom: 15px;
}

#listaUsuarios {
    list-style: none;
    max-height: 600px;
    overflow-y: auto;
}

.usuario-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    margin-bottom: 10px;
    background: #f8f9fa;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
}

.usuario-item:hover {
    background: #e9ecef;
    transform: translateX(5px);
}

.usuario-item.selected {
    background: #667eea;
    color: white;
}

.usuario-item.selected .badge {
    background: white;
    color: #667eea;
}

.usuario-info strong {
    display: block;
    margin-bottom: 5px;
}

.usuario-info small {
    color: #6c757d;
}

.info-box {
    padding: 15px;
    background: #fff3cd;
    border-radius: 8px;
    color: #856404;
    margin-bottom: 20px;
}

.menus-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.categoria-box {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
}

.categoria-box h4 {
    margin-bottom: 15px;
    color: #667eea;
    border-bottom: 2px solid #667eea;
    padding-bottom: 10px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    margin-bottom: 8px;
    background: white;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s;
}

.checkbox-label:hover {
    background: #e9ecef;
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.checkbox-label span {
    flex: 1;
}

.checkbox-label small {
    font-size: 10px;
}

.actions-box {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding-top: 20px;
    border-top: 2px solid #e9ecef;
}

/* EMPRESAS GRID */
.empresas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.empresa-card {
    background: white;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: transform 0.3s;
}

.empresa-card:hover {
    transform: translateY(-5px);
}

.empresa-card.inativa {
    opacity: 0.6;
}

.empresa-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.empresa-header h3 {
    color: #667eea;
}

.empresa-info {
    margin-bottom: 15px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
}

.empresa-info p {
    margin-bottom: 5px;
}

.empresa-actions {
    display: flex;
    justify-content: flex-end;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .permissoes-container {
        grid-template-columns: 1fr;
    }

    .menus-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

/* MODAL */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    overflow-y: auto;
}

.modal-content {
    background: white;
    margin: 50px auto;
    padding: 30px;
    border-radius: 15px;
    max-width: 600px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
    position: relative;
}

.close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 28px;
    font-weight: bold;
    color: #aaa;
    cursor: pointer;
    transition: color 0.3s;
}

.close:hover {
    color: #000;
}

.modal-content h2 {
    margin-bottom: 30px;
    color: #667eea;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 30px;
}

/* ALERTS */
.alert {
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-box {
    position: fixed;
    top: 20px;
    right: 20px;
    min-width: 300px;
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
    z-index: 9999;
    display: none;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 15px;
    }

    .header-nav {
        flex-direction: column;
        width: 100%;
    }

    .nav-link {
        text-align: center;
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .filters-box {
        flex-direction: column;
    }

    table {
        font-size: 12px;
    }

    th, td {
        padding: 10px;
    }
}