/* Estilos gerais do sistema */
:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --white: #ffffff;
    --border-radius: 8px;
    --box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f6fa;
    color: var(--dark-color);
    line-height: 1.6;
}

/* Layout principal */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.main-wrapper {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background: var(--white);
    box-shadow: var(--box-shadow);
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
    transition: var(--transition);
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid #e9ecef;
    text-align: center;
}

.sidebar-header h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 600;
}

.sidebar-header {
    display: flex;
    flex-direction: column; /* Organiza logo e botão verticalmente */
    align-items: center; /* Centraliza horizontalmente */
    justify-content: center;
    padding: 20px;
    position: relative;
}

.sidebar-logo img {
    max-width: 150px; /* Ajuste se quiser maior/menor */
    height: auto;
    display: block;
    margin: 0 auto;
}

/* Botão de fechar no canto direito */
.sidebar-close {
    position: absolute;
    top: 15px;
    right: 15px;
}

.sidebar-menu {
    list-style: none;
    padding: 20px 0;
}

.sidebar-menu li {
    margin-bottom: 5px;
}

.sidebar-menu a {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: var(--dark-color);
    text-decoration: none;
    transition: var(--transition);
    border-left: 3px solid transparent;
}

.sidebar-menu a:hover,
.sidebar-menu a.active {
    background-color: #f8f9fa;
    border-left-color: var(--primary-color);
    color: var(--primary-color);
}

.sidebar-menu i {
    margin-right: 10px;
    width: 20px;
    text-align: center;
}

/* Conteúdo principal */
.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 20px;
    transition: var(--transition);
}

/* Header */
.header {
    background: var(--white);
    padding: 15px 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header h1 {
    color: var(--dark-color);
    font-size: 1.8rem;
    font-weight: 600;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 600;
}

/* Cards */
.card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 20px;
    margin-bottom: 20px;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.card-header {
    border-bottom: 1px solid #e9ecef;
    padding-bottom: 15px;
    margin-bottom: 20px;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--dark-color);
    margin: 0;
}

/* Grid de estatísticas */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--white);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: var(--transition);
    border-left: 4px solid var(--primary-color);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(0,0,0,0.15);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.stat-label {
    color: var(--secondary-color);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Botões */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius);
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
    font-weight: 500;
    line-height: 1.5;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background: #0056b3;
    transform: translateY(-1px);
}

.btn-success {
    background: var(--success-color);
    color: var(--white);
}

.btn-success:hover {
    background: #218838;
}

.btn-danger {
    background: var(--danger-color);
    color: var(--white);
}

.btn-danger:hover {
    background: #c82333;
}

.btn-warning {
    background: var(--warning-color);
    color: var(--dark-color);
}

.btn-warning:hover {
    background: #e0a800;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
}

.btn-lg {
    padding: 15px 30px;
    font-size: 1.1rem;
}

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

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--dark-color);
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    transition: var(--transition);
    background: var(--white);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0,123,255,0.1);
}

.form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 16px 12px;
    padding-right: 40px;
    appearance: none;
}

/* Tabelas */
.table-responsive {
    overflow-x: auto;
    margin-bottom: 20px;
}

.table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.table th,
.table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #e9ecef;
}

.table th {
    background: #f8f9fa;
    font-weight: 600;
    color: var(--dark-color);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
}

.table tbody tr:hover {
    background: #f8f9fa;
}

/* Alertas */
.alert {
    padding: 15px 20px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    border-left: 4px solid;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border-left-color: var(--success-color);
}

.alert-danger {
    background: #f8d7da;
    color: #721c24;
    border-left-color: var(--danger-color);
}

.alert-warning {
    background: #fff3cd;
    color: #856404;
    border-left-color: var(--warning-color);
}

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
    border-left-color: var(--info-color);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1050;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    animation: fadeIn 0.3s ease;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--white);
    border-radius: var(--border-radius);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideIn 0.3s ease;
}

.modal-header {
    padding: 20px;
    border-bottom: 1px solid #e9ecef;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--secondary-color);
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 20px;
    border-top: 1px solid #e9ecef;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 4px 8px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success {
    background: var(--success-color);
    color: var(--white);
}

.badge-danger {
    background: var(--danger-color);
    color: var(--white);
}

.badge-warning {
    background: var(--warning-color);
    color: var(--dark-color);
}

.badge-secondary {
    background: var(--secondary-color);
    color: var(--white);
}

/* Utilitários */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }

.d-flex { display: flex; }
.justify-content-between { justify-content: space-between; }
.align-items-center { align-items: center; }
.gap-1 { gap: 10px; }
.gap-2 { gap: 20px; }

/* Responsividade */
@media (max-width: 768px) {
    .main-wrapper {
        position: relative;
    }
    
    .sidebar {
        transform: translateX(-100%);
        width: 280px;
        z-index: 1050;
        transition: transform 0.3s ease;
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        padding: 15px;
        padding-top: 70px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .header {
        padding: 10px 15px;
        margin-top: 0;
        margin-left: 0;
        margin-right: 0;
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .header h1 {
        font-size: 1.5rem;
    }
    
    .user-info {
        width: 100%;
        justify-content: space-between;
        align-items: center;
    }
    
    .table-responsive {
        font-size: 0.8rem;
    }
    
    .btn {
        padding: 8px 16px;
        font-size: 0.8rem;
    }
    
    .action-buttons {
        flex-direction: column;
        gap: 5px;
    }
    
    .action-buttons .btn {
        width: 100%;
        justify-content: center;
    }
    
    .filter-tabs {
        flex-direction: column;
        gap: 5px;
    }
    
    .filter-tab {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    .card {
        padding: 15px;
    }
    
    .stat-card {
        padding: 20px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .modal-content {
        width: 95%;
    }
    
    .header {
        padding: 10px;
    }
    
    .user-info {
        flex-wrap: wrap;
        gap: 10px;
    }
}

/* Forçar exibição do toggle no mobile */
@media (max-width: 768px) {
    .sidebar-toggle {
        display: block !important;
    }
}

/* Language Switcher */
.language-switcher {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(0,123,255,0.1);
    padding: 8px 12px;
    border-radius: 6px;
    color: var(--primary-color);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid rgba(0,123,255,0.2);
}

.language-switcher:hover {
    background: rgba(0,123,255,0.2);
}

.language-switcher select {
    background: transparent;
    border: none;
    color: inherit;
    font-size: inherit;
    cursor: pointer;
    outline: none;
    appearance: none;
    padding: 0;
    font-weight: 500;
}

.language-switcher select option {
    background: white;
    color: var(--dark-color);
    padding: 5px;
}

/* Language notification */
.language-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--success-color);
    color: white;
    padding: 12px 20px;
    border-radius: 6px;
    z-index: 9999;
    font-size: 0.9rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    animation: slideInRight 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}
/* Animações */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from { 
        opacity: 0;
        transform: translateY(-50px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

/* Login page */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), #00de5e);
}

.login-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    width: 100%;
    max-width: 400px;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h2 {
    color: var(--dark-color);
    margin-bottom: 10px;
}

.login-header p {
    color: var(--secondary-color);
    font-size: 0.9rem;
}

/* QR Code styles */
.qr-container {
    text-align: center;
    padding: 30px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.qr-container img {
    max-width: 250px;
    width: 100%;
    height: auto;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    margin: 20px 0;
}

.timer {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--success-color);
    margin: 15px 0;
}

/* Status indicators */
.status-online {
    color: var(--success-color);
}

.status-offline {
    color: var(--danger-color);
}

.status-pending {
    color: var(--warning-color);
}

/* Loading spinner */
.spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    width: 30px;
    height: 30px;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}