/**
 * 排行榜专用样式
 * 文件路径: /public/static/css/ranking/ranking.css
 *
 * 全局已加载（head.html）：
 *   bootstrap.min.css  →  .card、.btn、栅格等
 *   detail-consolidated.css  →  .content-card、.btn-pro、.btn-pro-outline、
 *                               .btn-pro-action、.btn-pro-action-hover、
 *                               .data-section-header、.pro-select
 *   common.css  →  CSS 变量、.data-table、.sidebar-title、.content-main 等
 *
 * 本文件仅包含排行榜独有样式，不重复定义全局已有的类。
 *
 * 版本: 2.1.0  更新: 2026-03-18
 */

/* ========================================
   布局覆盖（在 .index 内生效）
   ======================================== */
.index .content-main  { width: 920px; }
.index .content-sidebar { width: 240px; }

/* ========================================
   侧边栏分类导航
   ======================================== */
.ranking-sidebar {
    position: sticky;
    top: 80px;
    max-height: calc(100vh - 100px);
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: #E4E6EB transparent;
}

.ranking-category-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 5px;
    padding: 9px 12px;
    border-radius: var(--border-radius-sm);
    color: #4A5568;                   /* 比 text-muted 深一档，分类可读性更强 */
    font-size: 14px;
    text-decoration: none;
    margin-bottom: 3px;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.ranking-category-item .iconfont {
    font-size: 12px;
    color: var(--border-color-dark);
    transition: color 0.15s ease;
}

.ranking-category-item:hover,
.ranking-category-item:hover .iconfont {
    color: var(--primary-color);
    text-decoration: none;
}

.ranking-category-item:hover {
    background-color: var(--bg-hover);
}

.ranking-category-item.active {
    background-color: var(--bg-gray-light);
    color: var(--primary-color);
    font-weight: 500;
}

.ranking-category-item.active .iconfont {
    color: var(--primary-color);
}

/* 分类项左侧语义图标：统一单色内联 SVG（iconfont 无对应主题图标，全套 SVG 保持笔画风格一致） */
.rk-cat-label { display: flex; align-items: center; gap: 8px; }
.rk-cat-svg { width: 15px; height: 15px; flex: none; color: var(--text-gray); transition: color 0.15s ease; }
.ranking-category-item:hover .rk-cat-svg,
.ranking-category-item.active .rk-cat-svg { color: var(--primary-color); }

/* ========================================
   页面头部（三段式 Flex：标题 | 描述 | 操作）
   使用排行榜专属类名，不依赖 channel.css
   ======================================== */
.ranking-hd {
    display: flex;
    align-items: flex-start;          /* 标题可换行时按钮顶部对齐 */
    justify-content: space-between;
    gap: 12px;
}

.ranking-hd-main {
    flex: 1;
    min-width: 0;                      /* 让标题占满左侧并允许换行 */
}

.ranking-hd-title {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
    color: var(--text-dark);
    line-height: 1.35;
    word-break: break-word;           /* 不截断，长标题换行完整显示 */
    font-family: var(--font-ui);
    letter-spacing: 0.02em;
}

.ranking-hd-meta-text {
    display: block;
    margin-top: 4px;                  /* 更新时间在标题下方 */
    font-size: 12px;
    color: var(--text-gray);
}

.ranking-hd-actions {
    display: flex;
    flex-shrink: 0;
}

/* ========================================
   btn-pro-outline（从 channel.css 复制，channel.css 非全局加载）
   ======================================== */
.btn-pro-outline {
    background: transparent;
    border: 1px solid var(--border-color-dark);
    color: var(--text-muted);
    border-radius: var(--border-radius-sm);
}

.btn-pro-outline:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: var(--bg-gray-light);
}

/* ========================================
   描述区（标题行下方独立一行）
   ======================================== */
.ranking-hd-desc {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ========================================
   年份筛选条
   ======================================== */
/* 操作行：左=年份筛选 右=视图切换+预测；无底色无分隔线，与表格的区隔靠表头灰底（规范§五） */
.ranking-filter-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 0;
}

.ranking-filter-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ranking-filter-label {
    font-size: 13px;
    color: var(--text-muted);
    margin: 0;
}

/* 年份下拉（不依赖 detail-consolidated.css 的 pro-select） */
.ranking-select {
    appearance: none;
    -webkit-appearance: none;
    background-color: var(--bg-white);
    border: 1px solid var(--border-color-dark);
    border-radius: var(--border-radius-sm);
    padding: 4px 24px 4px 10px;
    font-size: 13px;
    color: var(--text-dark);
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23A0AEC0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 6px center;
    background-size: 14px;
    transition: border-color 0.15s ease;
}

.ranking-select:hover  { border-color: var(--border-color-dark); }
.ranking-select:focus  { outline: none; border-color: var(--primary-color); }

/* ========================================
   排行榜表格（覆盖 common.css .data-table）
   ======================================== */
.ranking-table-wrapper {
    overflow-x: auto;
}

.data-table.ranking-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table.ranking-table thead th {
    padding: 10px 12px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    background: var(--bg-gray-th-2);   /* 仅表头保留底色，行体无背景 */
    border: none;
    border-bottom: 1px solid var(--border-color);
    letter-spacing: 0.02em;
    text-align: center;
}

.data-table.ranking-table tbody td {
    padding: 11px 12px;
    font-size: 13px;
    border: none;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
    font-feature-settings: "tnum" on, "lnum" on;
    color: var(--text-dark);
}

/* 地区名称列用 UI 字体 */
.data-table.ranking-table tbody td:nth-child(2) {
    font-family: var(--font-ui);
}

.data-table.ranking-table tbody tr:last-child td {
    border-bottom: none;
}

.data-table.ranking-table tbody tr:hover td {
    background-color: var(--bg-hover);
}

/* 行间隔斑马纹已去除（规范§五：非必要不用背景色，行区隔靠底部细线） */
.data-table.ranking-table tbody tr:nth-child(even) td {
    background-color: transparent;
}

.data-table.ranking-table tbody tr:nth-child(even):hover td {
    background-color: var(--bg-hover);
}

/* 排名徽章：复用辖区排行视觉，但不改全宽表格布局 */
.data-table.ranking-table .ranking-num {
    display: inline-block;
    width: 22px;
    height: 22px;
    line-height: 22px;
    text-align: center;
    border-radius: var(--border-radius-sm);
    font-size: 12px;
    color: #666;
    background: #f5f5f5;
    font-weight: 500;
}
.data-table.ranking-table .ranking-num.top {
    background: var(--secondary-blue) !important;
    color: #fff;
}

/* ========================================
   排名数字徽章（首页预览卡片等）
   ======================================== */
/* 排名数字：无边框无色块（规范§五/§十三：禁排名色块），前三只用主色字 + 字号大2号 */
.ranking-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    font-size: 12px;
    flex-shrink: 0;
    color: var(--text-muted);
}

.ranking-number.top-1,
.ranking-number.top-2,
.ranking-number.top-3 {
    color: var(--primary-color);
    font-size: 14px;
}

/* ========================================
   地区链接
   ======================================== */
.region-link {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.15s ease;
}

.region-link:hover { color: var(--primary-color); }

/* ========================================
   趋势指示器
   ======================================== */
.ranking-trend {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-weight: 500;
    font-size: 13px;
    font-feature-settings: "tnum" on, "lnum" on;
}

.ranking-trend.up   { color: #dc2626; }
.ranking-trend.down { color: #059669; }

/* ========================================
   数值所属年份
   默认页各地区取各自最新可得年（发布进度不同步），不标年份就是误导，这一列不是装饰。
   压到次要层级：它是限定信息不是主数据，抢了数值的视觉权重反而干扰阅读。
   ======================================== */
.ranking-year {
    font-size: 13px;
    color: var(--text-light, #999);
    font-feature-settings: "tnum" on, "lnum" on;
}

.data-table.ranking-table thead th.ranking-col-year,
.data-table.ranking-table tbody td.ranking-col-year {
    width: 56px;
    min-width: 56px;
    max-width: 56px;
    text-align: center;
    white-space: nowrap;
    padding-left: 8px;
    padding-right: 8px;
}

/* ========================================
   付费内容提示（对齐规范 §8 .lock-panel）
   ======================================== */
.ranking-paid-notice {
    display: flex;
    align-items: center;
    gap: 20px;
    background: rgba(244, 245, 248, 0.6);
    border: 1px solid var(--border-color-dark);
    border-top: 3px solid var(--primary-color);
    border-radius: 0 0 var(--border-radius-sm) var(--border-radius-sm);
    padding: 12px 16px 12px 14px;
    margin: 16px;
}

/* 解锁按钮（规范 §8 .lock-panel-btn，父类限制无法复用，复制至此） */
.ranking-unlock-btn {
    display: inline-block;
    padding: 0 14px;
    height: 30px;
    line-height: 28px;
    font-size: 12px;
    font-weight: 500;
    color: #fff;
    background: var(--primary-color);
    border: 1px solid var(--primary-dark);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    white-space: nowrap;
    transition: background-color 0.15s ease, border-color 0.15s ease;
}
.ranking-unlock-btn:hover {
    background: var(--primary-dark);
    border-color: #0D3280;
}

.ranking-paid-notice-text {
    flex: 1;
    font-size: 13px;
    color: var(--text-dark);
}

.ranking-paid-notice-sub {
    font-size: 12px;
    color: var(--text-gray);
    margin-top: 3px;
}

/* ========================================
   预测结果提示条（JS 控制 .show）
   ======================================== */
.ranking-forecast-alert {
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 16px;
    background: var(--bg-gray-light);
    font-size: 13px;
    color: var(--primary-color);
}

.ranking-forecast-alert.show,
.ranking-forecast-alert:not(.d-none) {
    display: flex !important;
}

.ranking-forecast-alert-btns {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

/* ========================================
   首页预览卡片
   ======================================== */
.ranking-preview-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    height: 100%;
    cursor: pointer;
    transition: border-color 0.15s ease;
}

/* 整块可点击：hover 仅边框轻微加深（克制，无阴影、无反色） */
.ranking-preview-card:hover {
    border-color: var(--primary-color);
}

.ranking-preview-card:hover .ranking-card-arrow {
    color: var(--primary-color);
}

.ranking-card-arrow {
    color: var(--text-light);
    flex-shrink: 0;
    transition: color 0.15s ease;
}

.ranking-preview-card-hd {
    padding: 14px 16px 12px;
    border-bottom: 1px solid var(--border-color);
}

.ranking-preview-card-title {
    font-size: 16px;
    margin: 0 0 5px;
    color: #000;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* 标题做成真实链接，外观保持纯标题 */
.ranking-preview-card-link {
    color: inherit;
    text-decoration: none;
    flex: 1;
    min-width: 0;
}

.ranking-preview-card-meta {
    font-size: 12px;
    color: var(--text-light);
}

.ranking-preview-card-body { padding: 4px 16px 10px; }

.ranking-preview-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 0;
    border-bottom: 1px solid var(--border-color);
}

.ranking-preview-item:last-child { border-bottom: none; }

/* 首页卡片排名数字（小） */
.ranking-preview-item .ranking-number {
    width: 20px;
    height: 20px;
    font-size: 11px;
}

.ranking-preview-name {
    flex: 1;
    font-size: 13px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.ranking-preview-name a {
    color: var(--text-dark);
    text-decoration: none;
    transition: color 0.15s ease;
}

.ranking-preview-name a:hover { color: var(--color-link); }

.ranking-preview-value {
    font-size: 13px;
    color: var(--text-dark);
    font-family: var(--font-ui);
    font-feature-settings: "tnum" on, "lnum" on;
}

.ranking-preview-trend {
    min-width: 48px;
    text-align: right;
    font-size: 12px;
    font-weight: 500;
    font-family: var(--font-ui);
    font-feature-settings: "tnum" on, "lnum" on;
}

.ranking-preview-trend.up      { color: #0A7C4E; }
.ranking-preview-trend.down    { color: #BA2A20; }
.ranking-preview-trend.neutral { color: var(--text-light); }

/* ========================================
   空状态
   ======================================== */
.ranking-empty {
    text-align: center;
    padding: 60px 20px;
}

.ranking-empty .iconfont {
    font-size: 48px;
    display: block;
    margin-bottom: 12px;
    color: var(--text-light);
    opacity: 0.4;
}

.ranking-empty p {
    font-size: 14px;
    color: var(--text-muted);
    margin: 0;
}

/* ========================================
   响应式
   ======================================== */
@media (max-width: 768px) {
    .data-table.ranking-table thead th.ranking-col-year,
    .data-table.ranking-table tbody td.ranking-col-year { display: none; }

    .data-table.ranking-table thead th,
    .data-table.ranking-table tbody td { padding: 9px 8px; font-size: 12px; }

    .ranking-hd-title { font-size: 18px; max-width: 60%; }
}

@media print {
    .ranking-hd-actions,
    .ranking-year-dd,
    .ranking-filter-bar,
    .ranking-forecast-alert { display: none !important; }

    .data-table.ranking-table tbody tr:hover td { background-color: transparent !important; }
}

/* ========================================
   左栏：榜单列表 / AI 找榜造榜 模式切换（内嵌，不弹窗）
   ======================================== */
.ranking-mode-switch {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);   /* 与下方数据分类区隔 */
    margin-bottom: 12px;
}
.ranking-mode-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    padding: 9px 12px;
    border: 1px solid transparent;     /* 默认无边框（透明占位防跳动） */
    border-radius: var(--border-radius-sm);
    background: transparent;           /* 未激活无底色（规范§五：非必要不用背景填充） */
    color: var(--text-muted);
    font-size: 14px;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.ranking-mode-btn:hover { background: var(--bg-hover); color: var(--primary-color); }
.ranking-mode-btn.active {
    border-color: var(--primary-color);   /* 激活才显边框 */
    color: var(--primary-color);
    background: var(--bg-gray-light);
    font-weight: 500;
}
.ranking-ai-spark { color: var(--primary-color); }

/* AI 内嵌停靠容器：撑满右侧主区高度，让对话填满 */
.ranking-ai-dock {
    height: calc(100vh - 200px);
    min-height: 560px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    background: var(--bg-white);
}

/* ========================================
   年份下拉（紧凑触发 + 面板内真实 <a> 链接，不占头部空间）
   ======================================== */
.ranking-year-dd { position: relative; display: inline-block; }

.ranking-year-dd-trigger {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    height: 30px;
    background: var(--bg-white);
    border: 1px solid var(--border-color-dark);
    border-radius: var(--border-radius-sm);
    padding: 0 10px;
    font-size: 13px;
    color: var(--text-dark);
    cursor: pointer;
    transition: border-color 0.15s ease;
}

/* 预测按钮与年份触发器同组等高、同边框口径（色/底/无阴影一致） */
.ranking-filter-group .btn-pro-action-hover {
    height: 30px;
    padding: 0 12px;
    font-size: 13px;
    border: 1px solid var(--border-color-dark);
    background: var(--bg-white);
    box-shadow: none;
}
.ranking-year-dd-trigger:hover { border-color: var(--primary-color); }

.ranking-year-dd-caret {
    width: 0; height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid var(--text-light);
    transition: transform 0.15s ease;
}
.ranking-year-dd.open .ranking-year-dd-caret { transform: rotate(180deg); }

.ranking-year-dd-panel {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    z-index: 20;
    width: 360px;
    max-height: 380px;
    overflow-y: auto;
    padding: 8px;
    background: var(--bg-white);
    border: 1px solid var(--border-color-dark);
    border-radius: var(--border-radius-sm);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
    /* 多列网格排布年份，紧凑 */
    grid-template-columns: repeat(5, 1fr);
    gap: 6px;
}
.ranking-year-dd.open .ranking-year-dd-panel { display: grid; }

.ranking-year-dd-item {
    display: block;
    padding: 5px 6px;
    font-size: 13px;
    text-align: center;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: var(--border-radius-sm);
    transition: background-color 0.15s ease, color 0.15s ease;
}
.ranking-year-dd-item:hover { background: var(--bg-hover); color: var(--primary-color); }
.ranking-year-dd-item.active {
    background: var(--primary-color);
    color: #fff;
}

/* —— 表格/柱状/地图 三视图切换（分段控件：外框+竖线分隔） —— */
.rk-views { display: inline-flex; background: #fff; border: 1px solid var(--border-color-dark); border-radius: 4px; overflow: hidden; }
.rk-view { display: inline-flex; align-items: center; gap: 5px; padding: 6px 14px; font-size: 13px; color: var(--text-muted, #666); background: none; border: none; border-left: 1px solid var(--border-color-dark); cursor: pointer; transition: color 0.15s ease, background-color 0.15s ease; }
.rk-view:first-child { border-left: none; }
.rk-view:hover { color: var(--primary-color); }
.rk-view.active { color: var(--primary-color); }
.rk-view .iconfont { font-size: 13px; }
.rk-view-ico { width: 13px; height: 13px; fill: currentColor; }

/* —— 柱状/地图 视图容器 —— */
.rk-chart-box { width: 100%; }
.rk-chart-canvas { width: 100%; height: 460px; }
.rk-chart-empty { height: 460px; display: flex; align-items: center; justify-content: center; color: #999; font-size: 13px; }
.rk-skeleton { height: 460px; width: 100%; position: relative; overflow: hidden; background: var(--bg-light, #f4f5f9); border-radius: 4px; }
.rk-skeleton::after { content: ''; position: absolute; inset: 0; transform: translateX(-100%); background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.55), transparent); animation: rkShimmer 1.3s infinite; }
@keyframes rkShimmer { 100% { transform: translateX(100%); } }