body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: #f4f7f9;
    color: #333;
    margin: 0;
    padding: 20px;
}

.container {
    max-width: 98%;
    margin: 0 auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

header {
    margin-bottom: 20px;
    border-bottom: 1px solid #e0e0e0;
    padding-bottom: 20px;
}

h1 {
    color: #2c3e50;
    margin: 0;
}

.filters {
    margin-top: 15px;
    display: flex;
    gap: 10px;
}

.filters input {
    padding: 8px 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 14px;
}

.table-container {
    width: 100%;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

th, td {
    padding: 12px 15px;
    border: 1px solid #e0e0e0;
    text-align: left;
    vertical-align: top;
    white-space: normal;
    word-break: break-word;
}

th {
    background-color: #f8f9fa;
    font-weight: 600;
    position: sticky;
    top: 0;
    z-index: 1;
}

tbody tr:nth-child(even) {
    background-color: #f8f9fa;
}

tbody tr:hover {
    background-color: #f1f3f5;
}

textarea, input[type="text"] {
    width: 100%;
    box-sizing: border-box;
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-family: inherit;
    font-size: 14px;
    min-height: 60px;
    resize: none;
    overflow-y: hidden;
}

.editable {
    background-color: #fff;
}

.actions button {
    padding: 6px 12px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    margin-right: 5px;
    transition: background-color 0.2s;
}

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

.save-btn:hover {
    background-color: #218838;
}

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

.delete-btn:hover {
    background-color: #c82333;
}

.categorize-btn {
    background-color: #17a2b8;
    color: white;
}

.categorize-btn:hover {
    background-color: #138496;
}

#status-message {
    padding: 10px;
    margin-bottom: 15px;
    border-radius: 4px;
    font-weight: 500;
    display: none;
}

#status-message.success {
    background-color: #d4edda;
    color: #155724;
    display: block;
}

#status-message.error {
    background-color: #f8d7da;
    color: #721c24;
    display: block;
}