* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "Segoe UI", Arial, sans-serif;
            transition: background 0.3s, color 0.3s;
        }

        body {
            background: #f5f7fa;
            color: #333;
        }

        body.dark {
            background: #0f172a;
            color: #e2e8f0;
        }

        header {
            background: #004a9f;
            padding: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 15px;
            color: #fff;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }

        header.dark {
            background: #1e3a8a;
        }

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

        header img {
            height: 55px;
        }

        .toggle-btn, .export-btn {
            padding: 8px 16px;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            background: #fff;
            color: #004a9f;
            font-weight: 600;
            box-shadow: 0 2px 6px rgba(0,0,0,0.2);
        }

        body.dark .toggle-btn, body.dark .export-btn {
            background: #1e293b;
            color: #e2e8f0;
        }

        .container {
            max-width: 1100px;
            margin: 40px auto;
            background: #fff;
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }

        body.dark .container {
            background: #1e293b;
        }

        .top-actions {
            display: flex;
            justify-content: space-between;
            margin-bottom: 20px;
        }

        .titulo-sessao {
            font-size: 1.6rem;
            margin-bottom: 20px;
            color: #004a9f;
            font-weight: 600;
        }

        body.dark .titulo-sessao {
            color: #60a5fa;
        }

        .search-box input {
            width: 100%;
            padding: 12px;
            font-size: 1rem;
            border-radius: 8px;
            border: 1px solid #ccc;
        }

        body.dark .search-box input {
            background: #0f172a;
            border: 1px solid #334155;
            color: #e2e8f0;
        }

        table {
            width: 100%;
            border-collapse: collapse;
            overflow: hidden;
            border-radius: 10px;
        }

        thead {
            background: #004a9f;
            color: #fff;
            cursor: pointer;
        }

        body.dark thead {
            background: #1e3a8a;
        }

        th, td {
            padding: 14px 10px;
            text-align: left;
        }

        tbody tr:hover {
            background: #e3ecff;
        }

        body.dark tbody tr:hover {
            background: #334155;
        }

        tr:nth-child(even) {
            background: #f1f4f9;
        }

        body.dark tr:nth-child(even) {
            background: #243447;
        }

        @media (max-width: 700px) {
            table, thead, tbody, th, td, tr { display: block; }
            thead { display: none; }
            tr {
                margin-bottom: 12px;
                background: rgba(0,0,0,0.03);
                padding: 12px;
                border-radius: 8px;
            }
            td {
                display: flex;
                justify-content: space-between;
            }
            td::before {
                content: attr(data-label);
                font-weight: bold;
                color: #004a9f;
            }
            body.dark td::before { color: #60a5fa; }
        }

        footer {
            text-align: center;
            padding: 20px 0;
            color: #666;
        }

        body.dark footer {
            color: #94a3b8;
        }