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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
        }

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

        /* Header */
        header {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
        }

        .logo {
            font-size: 1.8rem;
            font-weight: bold;
            color: #667eea;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo::before {
            content: "🤝";
            font-size: 2rem;
        }

        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
            align-items: center;
        }

        .nav-links a {
            text-decoration: none;
            color: #333;
            transition: color 0.3s;
            font-weight: 500;
        }

        .nav-links a:hover {
            color: #667eea;
        }

        .user-info {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        /* Main Content */
        main {
            padding: 2rem 0;
            min-height: calc(100vh - 80px);
            background: rgba(255, 255, 255, 0.9);
            margin: 20px;
            border-radius: 15px;
            backdrop-filter: blur(10px);
        }

        /* Cards */
        .card {
            background: white;
            border-radius: 12px;
            padding: 2rem;
            margin: 1rem 0;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        /* Buttons */
        .btn {
            padding: 12px 24px;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 500;
            text-decoration: none;
            display: inline-block;
            text-align: center;
            transition: all 0.3s ease;
            font-size: 14px;
        }

        .btn-primary {
            background: linear-gradient(45deg, #667eea, #764ba2);
            color: white;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
        }

        .btn-secondary {
            background: #f8f9fa;
            color: #495057;
            border: 1px solid #dee2e6;
        }

        .btn-success {
            background: #28a745;
            color: white;
        }

        .btn-danger {
            background: #dc3545;
            color: white;
        }

        .btn-warning {
            background: #ffc107;
            color: #212529;
        }

        /* Forms */
        .form-group {
            margin-bottom: 1.5rem;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 500;
            color: #555;
        }

        .form-control {
            width: 100%;
            padding: 12px;
            border: 2px solid #e9ecef;
            border-radius: 8px;
            font-size: 14px;
            transition: border-color 0.3s;
        }

        .form-control:focus {
            outline: none;
            border-color: #667eea;
            box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
        }

        /* Grid */
        .grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }

        /* Item Card */
        .item-card {
            background: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s ease;
        }

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

        .item-image {
            width: 100%;
            height: 200px;
            background: linear-gradient(45deg, #f8f9fa, #e9ecef);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3rem;
            color: #667eea;
        }

        .item-content {
            padding: 1.5rem;
        }

        .item-title {
            font-size: 1.25rem;
            font-weight: bold;
            margin-bottom: 0.5rem;
            color: #333;
        }

        .item-description {
            color: #666;
            margin-bottom: 1rem;
            line-height: 1.5;
        }

        .item-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 1rem;
        }

        .status-badge {
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
        }

        .status-disponivel {
            background: #d4edda;
            color: #155724;
        }

        .status-reservado {
            background: #fff3cd;
            color: #856404;
        }

        .status-entregue {
            background: #d1ecf1;
            color: #0c5460;
        }

        /* Modal */
        .modal {
            display: none;
            position: fixed;
            z-index: 2000;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(5px);
        }

        .modal-content {
            background-color: white;
            margin: 5% auto;
            padding: 2rem;
            border-radius: 12px;
            width: 90%;
            max-width: 600px;
            max-height: 90vh;
            overflow-y: auto;
            position: relative;
            animation: modalSlideIn 0.3s ease;
        }

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

        .close {
            position: absolute;
            right: 1rem;
            top: 1rem;
            color: #aaa;
            font-size: 28px;
            font-weight: bold;
            cursor: pointer;
        }

        .close:hover {
            color: #000;
        }

        /* Stats */
        .stats {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
            margin: 2rem 0;
        }

        .stat-card {
            background: white;
            padding: 1.5rem;
            border-radius: 12px;
            text-align: center;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        }

        .stat-number {
            font-size: 2rem;
            font-weight: bold;
            color: #667eea;
            display: block;
        }

        .stat-label {
            color: #666;
            font-size: 0.9rem;
        }

        /* Hide sections */
        .section {
            display: none;
        }

        .section.active {
            display: block;
        }

        /* Welcome section */
        .welcome {
            text-align: center;
            padding: 3rem 0;
        }

        .welcome h1 {
            font-size: 3rem;
            margin-bottom: 1rem;
            background: linear-gradient(45deg, #667eea, #764ba2);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .welcome p {
            font-size: 1.2rem;
            color: #666;
            margin-bottom: 2rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .feature-card {
            text-align: center;
            padding: 2rem;
            background: white;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        }

        .feature-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .nav-links {
                flex-direction: column;
                gap: 1rem;
            }

            .welcome h1 {
                font-size: 2rem;
            }

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

            main {
                margin: 10px;
            }
        }

        /* Loading */
        .loading {
            display: inline-block;
            width: 20px;
            height: 20px;
            border: 3px solid #f3f3f3;
            border-top: 3px solid #667eea;
            border-radius: 50%;
            animation: spin 1s linear infinite;
        }

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

        .hidden {
            display: none !important;
        }

        .user-profile {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.5rem 1rem;
            background: #f8f9fa;
            border-radius: 25px;
        }

        .user-avatar {
            width: 32px;
            height: 32px;
            background: #667eea;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: bold;
        }

        .form-row {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
        }

        .alert {
            padding: 1rem;
            margin: 1rem 0;
            border-radius: 8px;
            border-left: 4px solid;
        }

        .alert-success {
            background: #d4edda;
            border-color: #28a745;
            color: #155724;
        }

        .alert-error {
            background: #f8d7da;
            border-color: #dc3545;
            color: #721c24;
        }

        .alert-info {
            background: #d1ecf1;
            border-color: #17a2b8;
            color: #0c5460;
        }

        /* Charts */
        .charts-container {
            margin-top: 2rem;
        }

        .chart-row {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .chart-card {
            background: white;
            padding: 1.5rem;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        }

        .chart-card h3 {
            margin-bottom: 1rem;
            color: #333;
            text-align: center;
        }

        .chart-card canvas {
            max-height: 300px;
        }

        /* Event Cards */
        .event-card {
            background: white;
            border-radius: 12px;
            padding: 1.5rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s ease;
        }

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

        .event-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: 1rem;
        }

        .event-title {
            font-size: 1.3rem;
            font-weight: bold;
            color: #333;
            margin-bottom: 0.5rem;
        }

        .event-organization {
            color: #667eea;
            font-size: 0.9rem;
            font-weight: 500;
        }

        .event-description {
            color: #666;
            margin-bottom: 1rem;
            line-height: 1.5;
        }

        .event-dates {
            display: flex;
            gap: 1rem;
            margin-bottom: 1rem;
            font-size: 0.9rem;
            color: #666;
        }

        .event-goals {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
            gap: 1rem;
            margin-bottom: 1rem;
        }

        .goal-item {
            text-align: center;
            padding: 0.5rem;
            background: #f8f9fa;
            border-radius: 8px;
        }

        .goal-label {
            font-size: 0.8rem;
            color: #666;
            margin-bottom: 0.25rem;
        }

        .goal-value {
            font-weight: bold;
            color: #333;
        }

        .goal-progress {
            width: 100%;
            height: 8px;
            background: #e9ecef;
            border-radius: 4px;
            overflow: hidden;
            margin-top: 0.5rem;
        }

        .goal-progress-bar {
            height: 100%;
            background: linear-gradient(45deg, #667eea, #764ba2);
            transition: width 0.3s ease;
        }

        .event-status {
            display: inline-block;
            padding: 0.25rem 0.75rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
            text-transform: uppercase;
        }

        .status-ativo {
            background: #d4edda;
            color: #155724;
        }

        .status-finalizado {
            background: #cce5ff;
            color: #004085;
        }

        .status-cancelado {
            background: #f8d7da;
            color: #721c24;
        }

        .event-actions {
            display: flex;
            gap: 0.5rem;
            margin-top: 1rem;
        }

        /* Report Results */
        .report-summary {
            background: white;
            padding: 2rem;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
            margin-bottom: 2rem;
        }

        .report-summary h3 {
            color: #333;
            margin-bottom: 1rem;
            border-bottom: 2px solid #667eea;
            padding-bottom: 0.5rem;
        }

        .report-stats {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 1rem;
            margin-bottom: 1.5rem;
        }

        .report-stat {
            text-align: center;
            padding: 1rem;
            background: #f8f9fa;
            border-radius: 8px;
        }

        .report-stat-value {
            font-size: 1.5rem;
            font-weight: bold;
            color: #667eea;
            display: block;
        }

        .report-stat-label {
            font-size: 0.9rem;
            color: #666;
            margin-top: 0.25rem;
        }

        .report-table {
            width: 100%;
            border-collapse: collapse;
            margin-top: 1rem;
        }

        .report-table th,
        .report-table td {
            padding: 0.75rem;
            text-align: left;
            border-bottom: 1px solid #e9ecef;
        }

        .report-table th {
            background: #f8f9fa;
            font-weight: 600;
            color: #333;
        }

        .report-table tr:hover {
            background: #f8f9fa;
        }

        /* Progress bars for goals */
        .progress-container {
            margin: 1rem 0;
        }

        .progress-label {
            display: flex;
            justify-content: space-between;
            margin-bottom: 0.5rem;
            font-size: 0.9rem;
        }

        .progress-bar {
            width: 100%;
            height: 12px;
            background: #e9ecef;
            border-radius: 6px;
            overflow: hidden;
        }

        .progress-fill {
            height: 100%;
            background: linear-gradient(45deg, #667eea, #764ba2);
            transition: width 0.3s ease;
        }

        /* Responsive improvements */
        @media (max-width: 768px) {
            .chart-row {
                grid-template-columns: 1fr;
            }

            .chart-card {
                padding: 1rem;
            }

            .event-goals {
                grid-template-columns: 1fr;
            }

            .event-dates {
                flex-direction: column;
                gap: 0.5rem;
            }

            .report-stats {
                grid-template-columns: repeat(2, 1fr);
            }

            .report-table {
                font-size: 0.9rem;
            }

            .report-table th,
            .report-table td {
                padding: 0.5rem;
            }
        }

        /* Animation for loading states */
        .fade-in {
            animation: fadeIn 0.5s ease-in;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        /* Button improvements */
        .btn-sm {
            padding: 0.5rem 1rem;
            font-size: 0.9rem;
        }

        .btn-group {
            display: flex;
            gap: 0.5rem;
            flex-wrap: wrap;
        }

        /* Status indicators */
        .status-indicator {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.25rem 0.75rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
        }

        .status-indicator::before {
            content: '';
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: currentColor;
        }