/* ========================================
   editor.css — 编辑器 + 画板 + 元素级图层管理样式
   v3: 图层组、子元素列表、勾选框、工具栏、颜色选择器、合并/剪切/粘贴
   v2: 工具栏、属性面板、顶点手柄、画板预览
   v1: 编辑按钮、面板、坐标显示
   ======================================== */

/* ===== 编辑器开关按钮 ===== */
.editor-btn {
    position: fixed;
    bottom: 60px;
    right: 16px;
    z-index: 999;
    background: rgba(30, 30, 60, 0.9);
    border: 1px solid #5a5a8a;
    color: #e0e0e0;
    padding: 12px 24px;
    border-radius: 6px;
    cursor: pointer;
    font-family: var(--font-main);
    font-size: 22px;
    transition: all 0.2s;
}

.editor-btn:hover {
    border-color: #8ab4f8;
    color: #8ab4f8;
}

.editor-btn.active {
    background: rgba(138, 180, 248, 0.15);
    border-color: #8ab4f8;
    color: #8ab4f8;
}

/* ===== 编辑面板 ===== */
.editor-panel {
    position: fixed;
    bottom: 100px;
    right: 16px;
    width: 360px;
    z-index: 999;
    background: rgba(20, 20, 40, 0.95);
    border: 1px solid #3a3a6a;
    border-radius: 8px;
    padding: 16px;
    font-size: 20px;
    color: #e0e0e0;
}

.editor-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    font-weight: bold;
    color: #8ab4f8;
}

.editor-btn-small {
    background: rgba(138, 180, 248, 0.15);
    border: 1px solid #5a5a8a;
    color: #8ab4f8;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 18px;
    font-family: var(--font-main);
}

.editor-btn-small:hover {
    background: rgba(138, 180, 248, 0.3);
}

.editor-info {
    color: #888;
    margin-bottom: 6px;
    line-height: 1.5;
}

.editor-coords {
    background: rgba(0, 0, 0, 0.3);
    padding: 10px 12px;
    border-radius: 4px;
    font-family: monospace;
    font-size: 18px;
    min-height: 20px;
    color: #aaa;
}

/* ===== 工具栏 ===== */
.editor-tools {
    display: flex;
    gap: 4px;
    margin-bottom: 8px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.editor-tool {
    flex: 1;
    padding: 10px 0;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid transparent;
    border-radius: 4px;
    cursor: pointer;
    font-size: 28px;
    text-align: center;
    transition: all 0.15s;
    color: #999;
}

.editor-tool:hover {
    background: rgba(138, 180, 248, 0.1);
    color: #ccc;
}

.editor-tool.active {
    background: rgba(138, 180, 248, 0.2);
    border-color: #8ab4f8;
    color: #8ab4f8;
}

.editor-tool-danger {
    color: #888 !important;
}

.editor-tool-danger:hover {
    background: rgba(200, 50, 50, 0.2) !important;
    color: #ff6b6b !important;
}

/* ===== 计数 ===== */
.editor-count {
    margin-top: 8px;
    font-size: 18px;
    color: #666;
    text-align: center;
}

/* ===== 颜色选择器（v3新增）===== */
.editor-color-picker {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
    padding: 10px 12px;
    background: rgba(0, 0, 0, 0.25);
    border-radius: 6px;
    border: 1px solid #3a3a6a;
}

.editor-color-picker.hidden {
    display: none;
}

.editor-color-picker .prop-label {
    margin: 0;
    font-size: 18px;
    color: #aaa;
    white-space: nowrap;
}

.editor-color-input {
    width: 48px;
    height: 36px;
    border: 1px solid #5a5a8a;
    border-radius: 4px;
    background: rgba(0, 0, 0, 0.3);
    cursor: pointer;
    padding: 2px;
}

.editor-color-input::-webkit-color-swatch-wrapper {
    padding: 2px;
}

.editor-color-input::-webkit-color-swatch {
    border: none;
    border-radius: 2px;
}

/* ===== 属性面板（画完区域/放完标记后弹出）===== */
.draw-prop-panel {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 320px;
    z-index: 1100;
    background: rgba(20, 20, 45, 0.98);
    border: 1px solid #5a5a8a;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
}

.draw-prop-panel.hidden {
    display: none;
}

.prop-header {
    font-size: 15px;
    font-weight: bold;
    color: #8ab4f8;
    margin-bottom: 14px;
}

.prop-label {
    display: block;
    font-size: 11px;
    color: #888;
    margin: 10px 0 4px;
}

.prop-input {
    width: 100%;
    padding: 8px 10px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid #3a3a6a;
    border-radius: 5px;
    color: #e0e0e0;
    font-size: 13px;
    font-family: var(--font-main);
    outline: none;
    box-sizing: border-box;
    transition: border-color 0.2s;
}

.prop-input:focus {
    border-color: #8ab4f8;
}

.prop-select {
    width: 100%;
    padding: 7px 10px;
    background: #ffffff;
    border: 1px solid #3a3a6a;
    border-radius: 5px;
    color: #111111;
    font-size: 13px;
    font-family: var(--font-main);
    outline: none;
    box-sizing: border-box;
}

.prop-select option {
    background: #ffffff;
    color: #111111;
    padding: 6px 10px;
}

.prop-color-bar {
    height: 6px;
    border-radius: 3px;
    margin-top: 6px;
    background: #888;
    transition: background 0.2s;
}

.prop-btns {
    display: flex;
    gap: 8px;
    margin-top: 16px;
}

.prop-btn-cancel {
    flex: 1;
    padding: 8px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid #3a3a6a;
    border-radius: 5px;
    color: #999;
    cursor: pointer;
    font-size: 12px;
    font-family: var(--font-main);
}

.prop-btn-cancel:hover {
    background: rgba(255, 255, 255, 0.12);
    color: #ccc;
}

.prop-btn-ok {
    flex: 1.5;
    padding: 8px;
    background: rgba(138, 180, 248, 0.2);
    border: 1px solid #8ab4f8;
    border-radius: 5px;
    color: #8ab4f8;
    cursor: pointer;
    font-size: 12px;
    font-weight: bold;
    font-family: var(--font-main);
}

.prop-btn-ok:hover {
    background: rgba(138, 180, 248, 0.35);
}

/* ===== 独立图层面板（左侧）===== */
.layer-panel {
    position: fixed;
    top: 60px;
    left: 16px;
    width: 360px;
    max-height: calc(100vh - 120px);
    z-index: 999;
    background: rgba(20, 20, 40, 0.95);
    border: 1px solid #3a3a6a;
    border-radius: 8px;
    font-size: 12px;
    color: #e0e0e0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.layer-panel.hidden {
    display: none;
}

.layer-panel-header {
    padding: 16px 18px;
    font-weight: bold;
    font-size: 24px;
    color: #8ab4f8;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    flex-shrink: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.layer-header-btn {
    background: rgba(138, 180, 248, 0.15);
    border: 1px solid #5a5a8a;
    color: #8ab4f8;
    padding: 4px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 20px;
    transition: all 0.15s;
}

.layer-header-btn:hover {
    background: rgba(138, 180, 248, 0.3);
}

/* ===== 图层工具栏（v3新增）===== */
.layer-toolbar {
    display: flex;
    gap: 4px;
    padding: 8px 10px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    flex-shrink: 0;
}

.layer-tool-btn {
    flex: 1;
    padding: 8px 4px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid #3a3a6a;
    border-radius: 4px;
    color: #999;
    cursor: pointer;
    font-size: 16px;
    font-family: var(--font-main);
    text-align: center;
    transition: all 0.15s;
    white-space: nowrap;
}

.layer-tool-btn:hover:not(:disabled) {
    background: rgba(138, 180, 248, 0.12);
    color: #ccc;
    border-color: #5a5a8a;
}

.layer-tool-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

/* ===== 图层列表区域 ===== */
.layer-panel .editor-layers {
    flex: 1;
    overflow-y: auto;
    padding: 6px;
    max-height: calc(100vh - 260px);
    margin-top: 0;
    scrollbar-width: thin;
    scrollbar-color: #3a3a6a transparent;
}

/* ===== 图层组（v3新增）===== */
.layer-group {
    margin-bottom: 4px;
    border: 1px solid transparent;
    border-radius: 6px;
    transition: border-color 0.15s;
}

.layer-group-checked {
    border-color: rgba(138, 180, 248, 0.4);
    background: rgba(138, 180, 248, 0.05);
}

.layer-group-selected {
    border-color: rgba(138, 180, 248, 0.5);
    background: rgba(138, 180, 248, 0.08);
}

.layer-group-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 10px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 18px;
    transition: background 0.15s;
}

.layer-group-header:hover {
    background: rgba(138, 180, 248, 0.08);
}

/* 选择框（全选 + 图层组 + 子元素） */
.layer-checkbox,
.layer-sel-cb {
    width: 18px;
    height: 18px;
    accent-color: #8ab4f8;
    cursor: pointer;
    flex-shrink: 0;
}

.elem-sel-cb {
    width: 16px;
    height: 16px;
}

.layer-color {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    flex-shrink: 0;
    border: 1px solid rgba(255,255,255,0.2);
}

.layer-group-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: #ccc;
}

.layer-elem-count {
    color: #666;
    font-size: 16px;
    flex-shrink: 0;
}

.layer-expand-arrow {
    color: #666;
    font-size: 16px;
    cursor: pointer;
    padding: 2px 6px;
    border-radius: 3px;
    flex-shrink: 0;
    transition: all 0.15s;
}

.layer-expand-arrow:hover {
    color: #8ab4f8;
    background: rgba(138, 180, 248, 0.1);
}

/* 显隐/删除按钮 */
.layer-btn {
    background: none;
    border: none;
    color: #555;
    cursor: pointer;
    font-size: 22px;
    padding: 4px 6px;
    border-radius: 3px;
    flex-shrink: 0;
    opacity: 0;
    transition: all 0.15s;
}

.layer-group-header:hover .layer-btn {
    opacity: 1;
}

/* 拖拽排序手柄（v4.3新增） */
.layer-drag-handle {
    cursor: grab;
    color: #555;
    font-size: 22px;
    padding: 2px 4px;
    border-radius: 3px;
    flex-shrink: 0;
    user-select: none;
    transition: color 0.15s, background 0.15s;
    line-height: 1;
}

.layer-drag-handle:hover {
    color: #8ab4f8;
    background: rgba(138, 180, 248, 0.1);
}

.layer-drag-handle:active {
    cursor: grabbing;
    color: #fff;
}

.layer-dragging {
    opacity: 0.4;
}

.layer-drop-above {
    border-top: 2px solid #8ab4f8 !important;
}

.layer-drop-below {
    border-bottom: 2px solid #8ab4f8 !important;
}

.layer-btn:hover {
    color: #8ab4f8;
    background: rgba(138, 180, 248, 0.1);
}

.layer-btn-del:hover {
    color: #ff6b6b;
    background: rgba(255, 107, 107, 0.1);
}

.layer-btn-eye.eye-off {
    opacity: 1;
    color: #666;
}

/* ===== 子元素列表（v3新增）===== */
.layer-elements {
    padding-left: 28px;
    overflow: hidden;
}

.layer-elements.collapsed {
    display: none;
}

.layer-elem-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: background 0.15s;
    border: 1px solid transparent;
}

.layer-elem-item:hover {
    background: rgba(138, 180, 248, 0.08);
}

.layer-elem-item.layer-elem-selected {
    background: rgba(138, 180, 248, 0.15);
    border-color: rgba(138, 180, 248, 0.4);
}

.layer-elem-icon {
    color: #777;
    font-size: 16px;
    flex-shrink: 0;
    width: 20px;
    text-align: center;
}

.layer-elem-color {
    width: 16px;
    height: 16px;
    border-radius: 3px;
    flex-shrink: 0;
    border: 1px solid rgba(255,255,255,0.15);
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.15s;
}

.layer-elem-color:hover {
    transform: scale(1.3);
    box-shadow: 0 0 6px rgba(138, 180, 248, 0.5);
}

.layer-elem-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: #bbb;
}

.layer-elem-type {
    color: #555;
    font-size: 14px;
    flex-shrink: 0;
}

/* 子元素删除按钮（v4新增） */
.layer-btn-del-elem {
    background: none;
    border: none;
    color: #555;
    cursor: pointer;
    font-size: 18px;
    padding: 2px 5px;
    border-radius: 3px;
    flex-shrink: 0;
    opacity: 0;
    transition: all 0.15s;
    margin-left: auto;
}

.layer-elem-item:hover .layer-btn-del-elem {
    opacity: 1;
}

.layer-btn-del-elem:hover {
    color: #ff6b6b;
    background: rgba(255, 107, 107, 0.1);
}

/* ===== 旧版兼容（保留但不再主要使用）===== */
.layers-header {
    font-size: 18px;
    color: #999;
    margin-bottom: 4px;
    padding: 12px 6px 6px;
    border-top: 1px solid rgba(255,255,255,0.06);
    cursor: pointer;
    user-select: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.layers-header:hover {
    color: #ccc;
}

.layers-arrow {
    font-size: 14px;
    color: #555;
    margin-left: 4px;
}

.layers-group-items {
    overflow: hidden;
}

.layers-group-items.collapsed {
    display: none;
}

.layer-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 18px;
    transition: background 0.15s;
}

.layer-item:hover {
    background: rgba(138, 180, 248, 0.1);
}

.layer-icon {
    color: #666;
    font-size: 16px;
    flex-shrink: 0;
}

.layer-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: #ccc;
}