.planner-container {
    /* max-width: 1200px;
    margin: 16px auto; */
    padding: 0 12px;
}

#plannerTitleWrapper {
    margin-bottom: 12px;
}

#plannerTitle {
    width: 100%;
    font-size: 1.35rem;
}

.planner-editor {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 12px 14px;
    width: 100%;
    min-height: calc(100vh - 220px);
    display: flex;
    flex-direction: column;
}

.planner-line {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 4px 0;
    width: 100%;
}

.planner-grip {
    width: 16px;
    text-align: center;
    color: #aaa;
    cursor: grab;
    user-select: none;
    line-height: 18px;
    padding-top: 2px;
}
.planner-grip:active { cursor: grabbing; }

.planner-number {
    width: 36px;
    text-align: right;
    color: #777;
    user-select: none;
    display: flex;
    align-items: flex-start;
    padding-top: 0;
}

.planner-input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    font-size: 1rem;
    line-height: 18px;
    overflow: hidden;
    resize: none;
    white-space: pre-wrap;
    width: 100%;
    box-sizing: border-box;
    padding: 0;
}

.planner-line[data-level="1"] { padding-left: 20px; }
.planner-line[data-level="2"] { padding-left: 40px; }
.planner-line[data-level="3"] { padding-left: 60px; }
.planner-line[data-level="4"] { padding-left: 80px; }

.planner-hint {
    margin-top: 10px;
    font-size: 0.85rem;
    color: #666;
}

.save-indicator {
    position: fixed;
    right: 12px;
    bottom: 12px;
    font-size: 0.85rem;
    color: #7a7a7a;
    background: rgba(255,255,255,0.9);
    border: 1px solid #ddd;
    border-radius: 6px;
    padding: 4px 8px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.planner-placeholder {
    border: 1px dashed #bbb;
    background: #fafafa;
    border-radius: 6px;
    margin: 2px 0;
}

.dragging-group .planner-input { opacity: 0.7; }