/**
 * TET层级系统 - D3可视化美化样式
 * 设计者: Sally (UX Designer)
 * 主色调: #5d87ff (亮蓝) / #667eea (紫蓝) → #764ba2 (紫色)
 */

/* ========== 系统主题色变量 ========== */
:root {
    --tet-primary: #5d87ff;
    --tet-primary-light: rgba(93, 135, 255, 0.1);
    --tet-primary-dark: #4a6fd4;
    --tet-secondary: #49beff;
    --tet-gradient-start: #667eea;
    --tet-gradient-end: #764ba2;
    --tet-success: #52c41a;
    --tet-warning: #fa8c16;
    --tet-danger: #f5222d;
    --tet-info: #1890ff;
    
    /* VIP等级颜色 */
    --vip-0: #080808;
    --vip-1: #0b32f4;
    --vip-2: #ee5de2;
    --vip-3: #ff00ff;
    --vip-4: #fa8c16;
    --vip-5: #f5222d;
    
    /* 节点卡片样式 */
    --node-bg: linear-gradient(135deg, #ffffff 0%, #f0f5ff 100%);
    --node-border: #080808;
    --node-shadow: 0 4px 12px rgba(93, 135, 255, 0.15);
    --node-shadow-hover: 0 8px 24px rgba(93, 135, 255, 0.25);
}

/* ========== 节点卡片基础样式 ========== */
.node rect.node-card {
    fill: url(#nodeGradient);
    stroke: var(--node-border);
    stroke-width: 2px;
    filter: drop-shadow(0 4px 8px rgba(93, 135, 255, 0.12));
    transition: all 0.3s ease;
}

.node:hover rect.node-card {
    filter: drop-shadow(0 8px 16px rgba(93, 135, 255, 0.2));
    transform: scale(1.02);
}

/* VIP徽章、展开指示器、添加分支按钮 - 无边框 */
.node .vip-badge rect,
.node .collapsed-indicator rect,
.node .add-branch-btn rect {
    stroke: none !important;
}

/* VIP等级边框样式 */
.node rect.vip-0 { stroke: var(--vip-0); }
.node rect.vip-1 { stroke: var(--vip-1); stroke-width: 2.5px; }
.node rect.vip-2 { stroke: var(--vip-2); stroke-width: 2.5px; }
.node rect.vip-3 { stroke: var(--vip-3); stroke-width: 3px; }
.node rect.vip-4 { stroke: var(--vip-4); stroke-width: 3px; }
.node rect.vip-5 { stroke: var(--vip-5); stroke-width: 3.5px; }

/* VIP等级发光效果 */
.node rect.vip-3,
.node rect.vip-4,
.node rect.vip-5 {
    filter: drop-shadow(0 4px 12px rgba(93, 135, 255, 0.15))
            drop-shadow(0 0 8px currentColor);
}

/* ========== 连接线样式 ========== */
.link {
    fill: none;
    stroke: var(--tet-primary);
    stroke-width: 2px;
    stroke-opacity: 0.6;
    transition: all 0.3s ease;
}

.link:hover {
    stroke-width: 3px;
    stroke-opacity: 0.9;
}

/* ========== 拖拽预览线样式 ========== */
.drag-preview-line {
    fill: none;
    stroke: var(--tet-success);
    stroke-width: 3px;
    stroke-dasharray: 8, 4;
    stroke-linecap: round;
    opacity: 0.8;
    animation: dashFlow 1s linear infinite;
}

@keyframes dashFlow {
    from {
        stroke-dashoffset: 0;
    }
    to {
        stroke-dashoffset: -24;
    }
}

/* 拖拽箭头标记 */
.drag-arrow-marker {
    fill: var(--tet-success);
}

/* 拖拽状态节点 */
.node rect.dragging {
    stroke: var(--tet-gradient-start) !important;
    stroke-width: 3px !important;
    filter: drop-shadow(0 0 12px var(--tet-gradient-start));
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        filter: drop-shadow(0 0 8px var(--tet-gradient-start));
    }
    50% {
        filter: drop-shadow(0 0 16px var(--tet-gradient-start));
    }
}

/* 目标节点高亮 */
.node rect.drag-target {
    stroke: var(--tet-success) !important;
    stroke-width: 3px !important;
    filter: drop-shadow(0 0 12px var(--tet-success));
    animation: targetGlow 0.8s ease-in-out infinite alternate;
}

@keyframes targetGlow {
    from {
        filter: drop-shadow(0 0 8px var(--tet-success));
    }
    to {
        filter: drop-shadow(0 0 20px var(--tet-success));
    }
}

/* ========== 操作按钮样式 ========== */
/* 编辑按钮 */
.edit-btn-group circle {
    fill: var(--tet-primary);
    opacity: 0.1;
    transition: all 0.3s ease;
}

.edit-btn-group:hover circle {
    opacity: 0.25;
    transform: scale(1.1);
}

.edit-btn-group path,
.edit-btn-group text {
    fill: var(--tet-primary);
    stroke: var(--tet-primary);
    transition: all 0.3s ease;
}

/* 删除按钮 */
.delete-btn-group circle {
    fill: var(--tet-danger);
    opacity: 0.1;
    transition: all 0.3s ease;
}

.delete-btn-group:hover circle {
    opacity: 0.25;
    transform: scale(1.1);
}

.delete-btn-group text {
    fill: var(--tet-danger);
    transition: all 0.3s ease;
}

/* 展开按钮 */
.expand-btn-group circle {
    fill: var(--tet-success);
    opacity: 0.1;
    transition: all 0.3s ease;
}

.expand-btn-group:hover circle {
    opacity: 0.25;
    transform: scale(1.1);
}

.expand-btn-group path {
    stroke: var(--tet-success);
    transition: all 0.3s ease;
}

/* 添加分支按钮 */
.add-branch-btn circle {
    fill: linear-gradient(135deg, var(--tet-gradient-start), var(--tet-gradient-end));
    filter: drop-shadow(0 2px 6px rgba(102, 126, 234, 0.4));
    transition: all 0.3s ease;
}

.add-branch-btn:hover circle {
    transform: scale(1.15);
    filter: drop-shadow(0 4px 12px rgba(102, 126, 234, 0.5));
}

.add-branch-btn text {
    fill: #ffffff;
    font-weight: bold;
}

/* 添加顶层节点按钮 */
.add-root-btn-group circle,
.add-root-node-btn rect {
    filter: drop-shadow(0 2px 8px rgba(102, 126, 234, 0.4));
    transition: all 0.3s ease;
}

.add-root-btn-group:hover circle,
.add-root-node-btn:hover rect {
    transform: scale(1.05);
    filter: drop-shadow(0 4px 12px rgba(102, 126, 234, 0.5));
}

/* ========== 折叠提示标识 ========== */
.collapsed-indicator rect {
    fill: linear-gradient(135deg, var(--tet-gradient-start), var(--tet-gradient-end));
    filter: drop-shadow(0 2px 6px rgba(102, 126, 234, 0.3));
    transition: all 0.3s ease;
}

.collapsed-indicator:hover rect {
    transform: scale(1.05);
    filter: drop-shadow(0 4px 10px rgba(102, 126, 234, 0.4));
}

.collapsed-indicator text {
    fill: #ffffff;
    font-weight: bold;
    pointer-events: none;
}

/* ========== VIP标签样式 ========== */
.vip-badge rect {
    rx: 4;
    ry: 4;
    transition: all 0.3s ease;
}

.vip-badge:hover rect {
    filter: brightness(1.1);
}

.vip-badge text {
    fill: #ffffff;
    font-weight: bold;
    font-size: 11px;
    pointer-events: none;
}

/* ========== 节点文本样式 ========== */
.node-name {
    font-weight: bold;
    font-size: 13px;
    fill: #333333;
}

.node-assets tspan:first-child,
.node-branch-total tspan:first-child,
.node-depth tspan:first-child,
.node-wallet-suffix tspan:first-child,
.node-remark tspan:first-child {
    fill: #666666;
    font-size: 11px;
}

/* 资产数值高亮 */
.node-assets tspan:nth-child(2) {
    fill: var(--tet-danger);
    font-weight: bold;
    font-size: 14px;
}

/* 分支总计数值 */
.node-branch-total tspan:nth-child(2) {
    fill: var(--tet-success);
    font-weight: bold;
}

/* 团队深度数值 */
.node-depth tspan:nth-child(2) {
    fill: var(--tet-warning);
    font-weight: bold;
}

/* 钱包尾数数值 */
.node-wallet-suffix tspan:nth-child(2) {
    fill: #722ed1;
    font-weight: bold;
    font-family: monospace;
}

/* 备注文本 */
.node-remark tspan:nth-child(2) {
    fill: #8B5CF6;
}

/* ========== 模态框美化 ========== */
.modal-content {
    border: none;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(93, 135, 255, 0.2);
    overflow: hidden;
}

.modal-header {
    background: linear-gradient(135deg, var(--tet-gradient-start) 0%, var(--tet-gradient-end) 100%);
    color: #ffffff;
    border-bottom: none;
    padding: 1.25rem 1.5rem;
}

.modal-header .modal-title {
    font-weight: 600;
    font-size: 1.1rem;
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
    opacity: 0.8;
}

.modal-header .btn-close:hover {
    opacity: 1;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid #f0f0f0;
    padding: 1rem 1.5rem;
}

/* 表单元素美化 */
.modal .form-control,
.modal .form-select {
    border-radius: 8px;
    border: 1.5px solid #e0e0e0;
    padding: 0.625rem 1rem;
    transition: all 0.3s ease;
}

.modal .form-control:focus,
.modal .form-select:focus {
    border-color: var(--tet-primary);
    box-shadow: 0 0 0 3px var(--tet-primary-light);
}

.modal .form-label {
    font-weight: 500;
    color: #333;
    margin-bottom: 0.5rem;
}

.modal .form-label .text-danger {
    color: var(--tet-danger);
}

/* 按钮美化 */
.modal .btn-primary {
    background: linear-gradient(135deg, var(--tet-gradient-start) 0%, var(--tet-gradient-end) 100%);
    border: none;
    border-radius: 8px;
    padding: 0.5rem 1.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.modal .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.modal .btn-secondary {
    background: #f5f5f5;
    border: 1.5px solid #e0e0e0;
    border-radius: 8px;
    color: #666;
    padding: 0.5rem 1.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.modal .btn-secondary:hover {
    background: #ebebeb;
    border-color: #d0d0d0;
}

.modal .btn-success {
    background: linear-gradient(135deg, #52c41a 0%, #389e0d 100%);
    border: none;
    border-radius: 8px;
    padding: 0.5rem 1.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.modal .btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(82, 196, 26, 0.4);
}

/* 警告提示框 */
.modal .alert {
    border-radius: 10px;
    border: none;
    padding: 1rem 1.25rem;
}

.modal .alert-info {
    background: linear-gradient(135deg, rgba(93, 135, 255, 0.1) 0%, rgba(73, 190, 255, 0.1) 100%);
    color: var(--tet-primary-dark);
}

.modal .alert-success {
    background: linear-gradient(135deg, rgba(82, 196, 26, 0.1) 0%, rgba(56, 158, 13, 0.1) 100%);
    color: #389e0d;
}

/* ========== 备注Tooltip ========== */
#remark-tooltip {
    background: linear-gradient(135deg, rgba(51, 51, 51, 0.95) 0%, rgba(30, 30, 30, 0.95) 100%);
    backdrop-filter: blur(10px);
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ========== 动画效果 ========== */
/* 节点进入动画已禁用，避免展开/收缩时的放大效果 */
/*
@keyframes nodeEnter {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.node {
    animation: nodeEnter 0.5s ease-out;
}
*/

/* ========== 响应式优化 ========== */
@media (max-width: 768px) {
    .modal .modal-dialog {
        margin: 0.5rem;
        max-height: calc(100vh - 1rem);
    }
    
    .modal-content {
        border-radius: 12px;
        max-height: calc(100vh - 1rem);
        display: flex;
        flex-direction: column;
    }
    
    .modal-header {
        padding: 0.75rem 1rem;
        flex-shrink: 0;
    }
    
    .modal-body {
        padding: 1rem;
        overflow-y: auto;
        flex: 1;
        min-height: 0;
    }
    
    .modal-footer {
        padding: 0.5rem 1rem;
        flex-shrink: 0;
    }
    
    .modal .btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.85rem;
    }
    
    .modal .form-control,
    .modal .form-select {
        padding: 0.5rem 0.75rem;
        font-size: 0.9rem;
    }
    
    .modal .form-label {
        font-size: 0.85rem;
        margin-bottom: 0.3rem;
    }
    
    .modal .mb-3 {
        margin-bottom: 0.75rem !important;
    }
}

/* 超小屏幕优化 */
@media (max-height: 600px) {
    .modal .modal-dialog {
        margin: 0.25rem;
        max-height: calc(100vh - 0.5rem);
    }
    
    .modal-content {
        max-height: calc(100vh - 0.5rem);
    }
    
    .modal-header {
        padding: 0.5rem 0.75rem;
    }
    
    .modal-header .modal-title {
        font-size: 0.95rem;
    }
    
    .modal-body {
        padding: 0.75rem;
        max-height: calc(100vh - 120px);
    }
    
    .modal-footer {
        padding: 0.4rem 0.75rem;
    }
    
    .modal .btn {
        padding: 0.35rem 0.7rem;
        font-size: 0.8rem;
    }
    
    .modal .form-control,
    .modal .form-select {
        padding: 0.4rem 0.6rem;
        font-size: 0.85rem;
    }
    
    .modal .mb-3 {
        margin-bottom: 0.5rem !important;
    }
}

/* ========== SVG渐变定义（需在JS中动态创建） ========== */
/* 
   nodeGradient: 节点卡片渐变背景
   linkGradient: 连接线渐变
   arrowMarker: 拖拽箭头标记
*/

/* ========== 节点卡片 HTML 布局样式 (foreignObject) ========== */
.node-card-content {
    width: 100%;
    height: 100%;
    padding: 10px 12px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 3px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* VIP 标签行 */
.node-card-content .vip-row {
    display: flex;
    justify-content: center;
    margin-bottom: 2px;
}

.node-card-content .vip-badge {
    display: inline-block;
    padding: 3px 14px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: bold;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

.node-card-content .vip-badge.vip-1 { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
.node-card-content .vip-badge.vip-2 { background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%); }
.node-card-content .vip-badge.vip-3 { background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%); }
.node-card-content .vip-badge.vip-4 { background: linear-gradient(135deg, #fa709a 0%, #fee140 100%); }
.node-card-content .vip-badge.vip-5 { background: linear-gradient(135deg, #ff0844 0%, #ffb199 100%); }

/* 节点名称 */
.node-card-content .node-name {
    font-size: 13px;
    font-weight: bold;
    color: #333;
    text-align: center;
    line-height: 1.3;
}

/* 信息行通用样式 */
.node-card-content .info-row {
    display: flex;
    justify-content: center;
    align-items: baseline;
    font-size: 11px;
    color: #666;
    white-space: nowrap;
}

.node-card-content .info-row .label {
    color: #666;
}

.node-card-content .info-row .value {
    font-weight: bold;
    margin: 0 2px;
}

/* 钱包尾数 */
.node-card-content .wallet-suffix .value {
    color: #722ed1;
    font-family: monospace;
}

/* 认缴TET */
.node-card-content .assets-row .value {
    color: #f5222d;
    font-size: 14px;
}

/* 分支总计 */
.node-card-content .branch-row .value {
    color: #52c41a;
}

/* 团队深度 */
.node-card-content .depth-row .value {
    color: #fa8c16;
}

/* 备注 */
.node-card-content .remark-row {
    font-size: 10px;
    color: #888;
    text-align: center;
    line-height: 1.3;
    margin-top: 2px;
}

/* ========== 平滑缩放和拖动效果 ========== */
#hierarchy-viz {
    cursor: grab;
    touch-action: none;
    -webkit-user-select: none;
    user-select: none;
}

#hierarchy-viz:active {
    cursor: grabbing;
}

/* 节点和连接线的平滑过渡 */
#hierarchy-viz .node {
    transition: opacity 0.2s ease-out;
}

#hierarchy-viz .link {
    transition: opacity 0.2s ease-out, stroke-width 0.15s ease-out;
}

/* 缩放控制条样式优化 */
.zoom-controls {
    transition: opacity 0.2s ease;
}

.zoom-controls button {
    transition: background-color 0.15s ease, transform 0.1s ease;
}

.zoom-controls button:hover {
    transform: scale(1.05);
}

.zoom-controls button:active {
    transform: scale(0.95);
}

/* 滑动条平滑效果 */
#zoom-slider {
    transition: opacity 0.2s ease;
    -webkit-appearance: none;
    appearance: none;
}

#zoom-slider::-webkit-slider-thumb {
    transition: transform 0.1s ease, box-shadow 0.15s ease;
}

#zoom-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}