.editor-layout {
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 24px;
    padding: 24px;
    min-height: 100vh;
    background: #f4f6f8;
}

.preview-panel,
.editor-panel {
    background: white;
    border-radius: 18px;
    padding: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.preview-box {
    overflow: auto;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 16px;
    background: #fff;
    min-height: 700px;
}

.editor-textarea {
    width: 100%;
    min-height: 220px;
    margin-bottom: 16px;
    padding: 12px;
    border-radius: 10px;
    border: 1px solid #d1d5db;
    font-family: Consolas, monospace;
    font-size: 13px;
    resize: vertical;
    box-sizing: border-box;
}

.editor-buttons {
    margin-bottom: 16px;
}

    .editor-buttons button {
        background: #1d4ed8;
        color: white;
        border: none;
        border-radius: 10px;
        padding: 10px 16px;
        cursor: pointer;
    }

.variables-box {
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 14px;
    margin-top: 16px;
}