/* ============================================================
   研究报告页 · 版式
   依赖 style.css 的设计变量（大漠金 / 驼棕 / 沙白）
   正文标记沿用文档原有 class（data-table / callout / kpi ...），此处只做重绘
   ============================================================ */

/* ---------- 阅读进度 ---------- */
.rt-progress{
  position:fixed;left:0;top:0;height:3px;width:0;z-index:200;
  background:linear-gradient(90deg,var(--camel),var(--camel-deep));
  transition:width .12s linear;
}

/* ---------- 首屏 ---------- */
.container.wide{max-width:1400px}
.page-hero.compact{padding:96px 0 78px}
.page-hero .crumb a:hover{color:#fff;text-decoration:underline}

/* ---------- 两栏骨架 ---------- */
/* 侧栏宽度随视口伸缩（300–352px），避免中屏偏窄、大屏偏宽 */
.report-layout{
  display:grid;
  grid-template-columns:clamp(300px,23vw,352px) minmax(0,1fr);
  gap:clamp(30px,3vw,50px);
  align-items:start;
}
@media(max-width:1150px){
  .report-layout{grid-template-columns:1fr;gap:22px}
}

/* ---------- 侧栏（悬浮目录） ---------- */
.report-aside{
  position:sticky;top:118px;
  display:flex;flex-direction:column;gap:16px;
  max-height:calc(100vh - 148px);
}
@media(max-width:1150px){
  .report-aside{position:static;max-height:none;gap:14px}
}

.report-toc{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:0 10px 30px rgba(43,33,24,.07);
  display:flex;flex-direction:column;min-height:0;overflow:hidden;
  flex:1 1 auto;
}
.rt-head{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:18px 20px 14px;border-bottom:1px solid var(--line);flex-shrink:0;
}
.rt-title{
  font-family:var(--serif);font-size:15px;font-weight:600;letter-spacing:.26em;color:var(--ink);
}
.rt-toggle{
  display:none;font:inherit;font-size:13px;color:var(--camel-deep);
  border:1px solid var(--camel-pale);background:var(--cream);
  padding:5px 13px;border-radius:16px;cursor:pointer;
}
.rt-body{overflow-y:auto;padding:10px 0 14px;min-height:0}
.rt-body::-webkit-scrollbar{width:6px}
.rt-body::-webkit-scrollbar-thumb{background:var(--camel-pale);border-radius:3px}

.rt-list,.rt-sub{list-style:none;margin:0;padding:0}
.rt-list>li>a{
  display:block;padding:8px 20px 8px 22px;font-size:14px;line-height:1.6;
  color:var(--ink-soft);border-left:2px solid transparent;transition:.18s;
}
.rt-list>li>a:hover{color:var(--camel-deep);background:var(--sand)}
.rt-num{
  font-family:var(--serif);font-size:12px;color:var(--camel);
  letter-spacing:.06em;margin-right:7px;
}
.rt-list>li.active>a .rt-num{color:var(--camel-deep)}
.rt-list>li.active>a{
  color:var(--camel-deep);font-weight:600;border-left-color:var(--camel);
  background:linear-gradient(90deg,rgba(176,141,87,.12),transparent);
}
.rt-sub{max-height:0;overflow:hidden;transition:max-height .32s ease}
.rt-list>li.active>.rt-sub{max-height:640px}
.rt-sub a{
  display:block;padding:6px 20px 6px 36px;font-size:13px;line-height:1.55;
  color:var(--ink-mist);border-left:2px solid transparent;
}
.rt-sub a:hover{color:var(--camel-deep)}
.rt-sub a.active{color:var(--camel-deep);font-weight:600;border-left-color:var(--camel-pale)}

@media(max-width:1150px){
  .rt-toggle{display:inline-block}
  .rt-body{display:none}
  .rt-sub a{padding-top:5px;padding-bottom:5px}
  .report-toc.open .rt-body{display:block}
}

/* ---------- 侧栏文档信息卡 ---------- */
/* ---------- 目录卡底部动作 ---------- */
.rt-foot{
  display:flex;gap:8px;padding:12px 14px;border-top:1px solid var(--line);
  flex-shrink:0;background:var(--cream);
}
.rt-act{
  flex:1;display:block;text-align:center;text-decoration:none;
  font:inherit;font-size:13px;letter-spacing:.05em;color:var(--camel-deep);
  border:1px solid var(--camel-pale);background:var(--white);
  padding:9px 10px;border-radius:9px;cursor:pointer;transition:.18s;white-space:nowrap;
}
.rt-act:hover{background:var(--sand);border-color:var(--camel);color:var(--camel-deep)}
@media(max-width:760px){
  .rt-foot{flex-direction:column;gap:7px}
}

/* ---------- 正文卡片 ---------- */
.report-article{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:54px 60px 62px;max-width:1040px;
}
@media(max-width:760px){.report-article{padding:32px 22px 40px}}

.report-article>*:first-child{margin-top:0}

/* 正文行宽收窄到舒适阅读区间，表格保持整列宽度 */
.report-article main>p,
.report-article main>ul,
.report-article main>ol{max-width:820px}

.report-article h2{
  font-family:var(--serif);font-size:25px;font-weight:600;letter-spacing:.05em;
  color:var(--ink);line-height:1.5;
  margin:66px 0 24px;padding-top:28px;border-top:1px solid var(--line);
  scroll-margin-top:104px;
}
.report-article h2:first-of-type{margin-top:0;padding-top:0;border-top:none}
.report-article h2::after{
  content:'';display:block;width:46px;height:2px;background:var(--camel);
  margin-top:15px;border-radius:2px;
}

.report-article h3{
  font-family:var(--serif);font-size:18.5px;font-weight:600;color:var(--camel-deep);
  letter-spacing:.03em;margin:36px 0 13px;scroll-margin-top:104px;
}

.report-article p{
  margin-bottom:16px;color:var(--ink-soft);font-size:15.5px;line-height:2.05;
}
.report-article p strong{color:var(--ink);font-weight:600}
.report-article a{color:var(--camel-deep);border-bottom:1px solid var(--camel-pale)}

.report-article ul,.report-article ol{list-style:none;margin:0 0 20px;padding:0}
.report-article ul li{
  position:relative;padding-left:22px;margin-bottom:9px;
  color:var(--ink-soft);font-size:15.5px;line-height:1.98;
}
.report-article ul li::before{
  content:'';position:absolute;left:6px;top:14px;width:5px;height:5px;
  border-radius:50%;background:var(--camel);
}
.report-article ol{counter-reset:ro}
.report-article ol li{
  counter-increment:ro;position:relative;padding-left:34px;margin-bottom:10px;
  color:var(--ink-soft);font-size:15.5px;line-height:1.98;
}
.report-article ol li::before{
  content:counter(ro);position:absolute;left:0;top:11px;
  width:21px;height:21px;border-radius:50%;
  background:var(--sand);color:var(--camel-deep);
  font-size:12px;font-weight:600;text-align:center;line-height:21px;
}
.report-article li strong{color:var(--ink);font-weight:600}

/* ---------- 表格 ---------- */
.table-wrap{
  overflow-x:auto;-webkit-overflow-scrolling:touch;
  margin:22px 0 28px;
}
.table-wrap .data-table{margin:0}
.data-table{
  width:100%;border-collapse:collapse;font-size:14px;
  border:1px solid var(--line);background:var(--white);
}
.data-table thead th{
  background:var(--ink);color:var(--camel-pale);
  font-weight:600;font-size:13.5px;letter-spacing:.06em;
  padding:12px 14px;text-align:left;vertical-align:middle;
  border-right:1px solid rgba(255,255,255,.10);
}
.data-table thead th:last-child{border-right:none}
.data-table td{
  padding:11px 14px;border:1px solid var(--line);
  color:var(--ink-soft);line-height:1.85;vertical-align:top;
}
.data-table tbody tr:nth-child(even){background:rgba(243,237,226,.6)}
.data-table tbody tr:hover{background:var(--sand)}
.data-table strong{color:var(--ink);font-weight:600}

/* ---------- 提示块（须带 .report-article 前缀，否则被 .report-article p 盖掉） ---------- */
.report-article .callout{
  margin:22px 0;padding:18px 22px;border-radius:10px;
  border-left:4px solid var(--camel);background:var(--sand);
  color:var(--ink-soft);font-size:15px;line-height:1.95;
}
.report-article .callout strong{color:var(--ink);font-weight:600}
.report-article .callout--info{border-left-color:var(--camel-deep);background:#f5f0e7}
.report-article .callout--warning{border-left-color:#c8882c;background:#fdf5e8}
.report-article .callout--danger{border-left-color:var(--red);background:#fbeeea}
.report-article .callout--danger strong{color:var(--red)}

/* ---------- 执行摘要（深色卡） ---------- */
.report-article .executive-summary{
  margin:0 0 52px;padding:32px 34px 30px;border-radius:var(--radius);
  background:linear-gradient(160deg,var(--ink),#3b2d20);color:#e6dccb;
  box-shadow:0 16px 40px rgba(43,33,24,.18);
}
@media(max-width:760px){.report-article .executive-summary{padding:24px 20px 22px}}
.report-article .executive-summary .summary-header{
  display:flex;align-items:baseline;justify-content:space-between;
  gap:16px;flex-wrap:wrap;margin-bottom:24px;
}
.report-article .executive-summary .summary-header h2{
  font-family:var(--serif);font-size:23px;font-weight:600;letter-spacing:.12em;
  color:#fff;margin:0;padding:0;border:none;
}
.report-article .executive-summary .summary-header h2::after{display:none}
.report-article .summary-badge{
  font-size:11px;letter-spacing:.3em;color:var(--camel);
  border:1px solid rgba(176,141,87,.55);padding:4px 13px;border-radius:20px;
}
.report-article .summary-highlights{margin-bottom:26px}
.report-article .kpi-table{width:100%;border-collapse:separate;border-spacing:10px 0;table-layout:fixed}
.report-article .kpi-table th.kpi-label{
  background:transparent;color:#a89a89;font-size:12px;font-weight:500;
  letter-spacing:.1em;text-align:center;padding:0 6px 10px;border:none;
}
.report-article .kpi-table td.kpi{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.10);
  border-radius:10px;padding:16px 10px;text-align:center;vertical-align:middle;
}
.report-article .kpi-value{
  display:block;font-family:var(--serif);font-size:26px;line-height:1.2;
  color:var(--camel);letter-spacing:.02em;
}
.report-article .kpi-unit{display:block;font-size:12px;color:#b7a894;letter-spacing:.1em;margin-top:5px}
.report-article .summary-body p{
  color:#ded4c4;font-size:15px;line-height:2;margin-bottom:14px;
}
.report-article .summary-body p:last-child{margin-bottom:0}
.report-article .summary-body p strong{color:#fff;font-weight:600}
.report-article .data-emphasis{
  color:var(--camel);font-weight:600;
  border-bottom:1px dashed rgba(176,141,87,.65);
}
@media(max-width:620px){
  .report-article .kpi-table{display:block;overflow-x:auto}
  .report-article .kpi-table thead,
  .report-article .kpi-table tbody,
  .report-article .kpi-table tr{display:table;width:100%;table-layout:fixed}
  .report-article .kpi-table thead,
  .report-article .kpi-table tbody{min-width:520px}
}

/* ---------- 文末回访条 ---------- */
.report-foot{
  margin-top:56px;padding:26px 28px;border-radius:var(--radius);
  background:var(--sand);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.report-foot p{margin:0;font-size:14.5px;color:var(--ink-soft)}
.report-foot .rf-actions{display:flex;gap:12px;flex-wrap:wrap}
.report-foot .btn{padding:11px 24px;font-size:14px}

/* ---------- 打印 ---------- */
@media print{
  .topbar,.site-header,.site-footer,.page-hero,.report-aside,.rt-progress,
  .report-foot,.nav-toggle{display:none!important}
  body{background:#fff}
  .section{padding:0}
  .report-layout{display:block}
  .report-article{
    box-shadow:none;border:none;border-radius:0;padding:0;max-width:none;
  }
  .report-article h2{page-break-after:avoid;break-after:avoid;margin-top:32px;padding-top:18px}
  .report-article h3{page-break-after:avoid;break-after:avoid}
  .table-wrap{overflow:visible;margin:14px 0 20px}
  .data-table{font-size:10.5px}
  .data-table thead th{background:#ededed;color:#2b2118;border:1px solid #bbb}
  .data-table td{border:1px solid #ccc}
  .data-table tbody tr:nth-child(even){background:#fafafa}

  /* 深色卡片转浅底，保证打印可读 */
  .report-article .executive-summary{
    background:#f5f2ec!important;color:var(--ink);box-shadow:none;
    border:1px solid #ddd;padding:18px 20px;
  }
  .report-article .executive-summary .summary-header h2,
  .report-article .summary-body p strong{color:var(--ink)!important}
  .report-article .summary-body p{color:var(--ink-soft)!important}
  .report-article .summary-badge{color:var(--camel-deep);border-color:var(--camel-pale)}
  .report-article .kpi-table td.kpi{background:#faf7f1;border-color:#ddd}
  .report-article .kpi-value{color:var(--camel-deep)}
  .report-article .kpi-unit{color:var(--ink-mist)}
  .report-article .data-emphasis{color:var(--camel-deep);border-bottom:none;font-weight:700}

  a{color:inherit!important;border-bottom:none!important}
}
@page{size:A4;margin:16mm}