/* ============================================================
   plan.css — 东阳书院「发展规划」栏目专用样式
   配合 topics/shuyuan.html 的 Tab1（发展规划）
   ============================================================ */

/* ---------- 栏目内导航 ---------- */
.plan-nav {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin: 26px 0 0; padding-top: 20px;
  border-top: 1px solid var(--line);
}
.plan-nav a {
  font-size: 13px; color: var(--ink-soft); text-decoration: none;
  padding: 7px 13px; border: 1px solid var(--line); border-radius: 3px;
  background: var(--bg-white); transition: all .2s;
}
.plan-nav a:hover { color: #fff; background: var(--pku-red); border-color: var(--pku-red); }

/* ---------- 通用小标题 / 提示 ---------- */
.plan-sub {
  font-size: 18px; font-weight: 700; color: var(--ink);
  margin: 38px 0 18px; padding-left: 13px;
  border-left: 4px solid var(--pku-red); line-height: 1.35;
}
.plan-sub:first-of-type { margin-top: 14px; }
.sub-sub {
  font-size: 15.5px; font-weight: 700; color: var(--ink);
  margin: 26px 0 14px; padding-left: 11px; border-left: 3px solid var(--pku-red);
}
.plan-lead-line {
  font-size: 13.5px; color: var(--ink-mute); line-height: 1.85;
  margin: 12px 0 0; text-align: center;
}
.plan-note {
  margin: 26px 0 0; padding: 18px 22px;
  background: var(--pku-red-light); border-left: 3px solid var(--pku-red);
  border-radius: 3px; font-size: 14.5px; color: var(--ink-soft); line-height: 1.9;
}
.plan-note.big { padding: 24px 26px; }
.plan-note h4 { font-size: 16px; color: var(--pku-red-dark); margin: 0 0 12px; font-weight: 700; }
.plan-note p { margin: 0 0 10px; }
.plan-note p:last-child { margin-bottom: 0; }
.plan-note .concl {
  padding-top: 12px; border-top: 1px dashed rgba(148, 7, 10, .3);
  color: var(--ink); font-weight: 500;
}

/* ---------- 政策清单 ---------- */
.policy-list { list-style: none; margin: 0; padding: 0; }
.policy-list li { display: flex; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.policy-list li:first-child { border-top: 1px solid var(--line); }
.pol-no {
  flex: 0 0 28px; height: 28px; border-radius: 50%;
  background: var(--pku-red); color: #fff; font-size: 13px; font-weight: 700;
  display: flex; align-items: center; justify-content: center; margin-top: 2px;
}
.pol-body p { margin: 0 0 7px; font-size: 14.5px; color: var(--ink); line-height: 1.9; }
.pol-src { font-size: 12.5px; color: var(--ink-mute); }
.pol-src::before { content: "— "; }

/* ---------- 甄选依据 ---------- */
.crit-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.crit-card {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 4px;
  padding: 18px 16px; position: relative;
}
.crit-no {
  display: inline-block; font-size: 11px; color: var(--pku-red); font-weight: 700;
  letter-spacing: .06em; margin-bottom: 8px;
}
.crit-card h4 { font-size: 14.5px; margin: 0 0 8px; color: var(--ink); }
.crit-card p { font-size: 13px; color: var(--ink-soft); line-height: 1.8; margin: 0; }

/* ---------- 数据卡 ---------- */
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.stat-card {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 4px;
  padding: 20px 20px 16px; border-top: 3px solid var(--pku-red);
}
.stat-num {
  font-size: 30px; font-weight: 700; color: var(--pku-red); line-height: 1.1;
  font-family: var(--font-sans); letter-spacing: -.01em;
}
.stat-num span { font-size: 14px; font-weight: 500; margin-left: 3px; color: var(--pku-red); }
.stat-txt { font-size: 13px; color: var(--ink-soft); line-height: 1.8; margin: 10px 0 8px; }
.stat-src { font-size: 11.5px; color: var(--ink-mute); }

/* ---------- 趋势列表 ---------- */
.trend-list { margin-top: 24px; display: grid; gap: 12px; }
.trend-item {
  padding: 15px 20px; background: var(--bg-white);
  border: 1px solid var(--line); border-left: 3px solid var(--pku-red); border-radius: 3px;
}
.trend-item h4 { font-size: 14.5px; margin: 0 0 7px; color: var(--ink); }
.trend-item p { font-size: 13.5px; color: var(--ink-soft); line-height: 1.85; margin: 0; }

/* ---------- 维度 / 卡片网格 ---------- */
.dim-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.dim-grid.two { grid-template-columns: repeat(2, 1fr); }
.dim-card {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 4px;
  padding: 20px 22px;
}
.dim-card h4 { font-size: 15.5px; margin: 0 0 10px; color: var(--pku-red-dark); }
.dim-card p { font-size: 13.5px; color: var(--ink-soft); line-height: 1.9; margin: 0 0 8px; }
.dim-card p:last-child { margin-bottom: 0; }
.dim-no {
  display: inline-block; font-size: 11px; font-weight: 700; color: var(--pku-red);
  letter-spacing: .08em; margin-bottom: 7px;
}
.dim-card.warn { border-left: 3px solid #C8922A; }
.dim-card.warn h4 { color: #8A6516; }
.dim-card.good { border-left: 3px solid var(--pku-red); }

ul.plain { list-style: none; margin: 0; padding: 0; }
ul.plain li {
  font-size: 13.5px; color: var(--ink-soft); line-height: 1.9;
  padding: 9px 0 9px 16px; position: relative; border-bottom: 1px dashed var(--line);
}
ul.plain li:last-child { border-bottom: none; }
ul.plain li::before {
  content: ""; position: absolute; left: 0; top: 17px;
  width: 5px; height: 5px; border-radius: 50%; background: var(--pku-red);
}
ul.plain.tight li { font-size: 13px; padding: 7px 0 7px 15px; }
ul.plain li strong { color: var(--ink); }

/* ---------- 案例折叠列表 ---------- */
.case-list { display: grid; gap: 10px; }
.case-item {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 4px;
  overflow: hidden;
}
.case-item > summary {
  cursor: pointer; list-style: none; padding: 15px 20px;
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  transition: background .2s;
}
.case-item > summary::-webkit-details-marker { display: none; }
.case-item > summary::after {
  content: "＋"; margin-left: auto; color: var(--pku-red);
  font-size: 15px; font-weight: 700;
}
.case-item[open] > summary { background: var(--pku-red-light); }
.case-item[open] > summary::after { content: "－"; }
.case-item > summary:hover { background: var(--bg-soft); }
.case-item[open] > summary:hover { background: var(--pku-red-light); }
.case-no {
  flex: 0 0 30px; height: 22px; border-radius: 2px; background: var(--pku-red); color: #fff;
  font-size: 11.5px; font-weight: 700; display: flex; align-items: center; justify-content: center;
}
.case-item > summary strong { font-size: 15px; color: var(--ink); }
.case-loc { font-size: 12.5px; color: var(--ink-mute); }
.case-tag {
  font-size: 12px; color: var(--pku-red-dark); background: var(--pku-red-light);
  padding: 3px 9px; border-radius: 2px;
}
.case-body { padding: 4px 20px 20px; }
.case-body p {
  font-size: 13.5px; color: var(--ink-soft); line-height: 1.95;
  margin: 0 0 12px; text-align: justify;
}
.case-body p:last-child { margin-bottom: 0; }
.cb-h {
  display: inline-block; font-size: 12px; font-weight: 700; color: #fff;
  background: var(--pku-red); padding: 2px 8px; border-radius: 2px;
  margin-right: 8px; vertical-align: 1px;
}

/* ---------- 调研卡 ---------- */
.survey-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.survey-card {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 4px;
  padding: 20px 22px; border-top: 3px solid var(--pku-red);
}
.survey-card h4 {
  font-size: 16px; margin: 0 0 12px; color: var(--pku-red-dark);
  display: flex; align-items: baseline; gap: 9px;
}
.survey-card h4 span {
  font-size: 12px; font-weight: 400; color: var(--ink-mute);
  background: var(--bg-soft); padding: 2px 8px; border-radius: 2px;
}
.survey-card p { font-size: 13.5px; color: var(--ink-soft); line-height: 1.9; margin: 0 0 10px; }
.survey-card p strong { color: var(--ink); font-weight: 700; }
.survey-card p.loc {
  margin: 0; padding-top: 10px; border-top: 1px dashed var(--line);
  font-size: 13px; color: var(--ink-soft);
}
.survey-card p.loc::before {
  content: "区位 · "; color: var(--pku-red); font-weight: 700;
}

/* ---------- 表格 ---------- */
.tbl-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 4px; background: var(--bg-white); }
table.tbl { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 720px; }
table.tbl th {
  background: var(--pku-red); color: #fff; font-weight: 600; font-size: 13px;
  padding: 12px 14px; text-align: left; white-space: nowrap;
}
table.tbl td {
  padding: 12px 14px; color: var(--ink-soft); line-height: 1.8;
  border-bottom: 1px solid var(--line); vertical-align: top;
}
table.tbl tbody tr:nth-child(even) { background: var(--bg-soft); }
table.tbl tbody tr:last-child td { border-bottom: none; }
table.tbl td:first-child { color: var(--ink); font-weight: 600; white-space: nowrap; }
.stars { color: #C8922A; letter-spacing: .12em; white-space: nowrap; }
.yes { color: var(--pku-red); font-weight: 600; white-space: nowrap; }
.no { color: var(--ink-mute); white-space: nowrap; }

/* ---------- 资源卡 ---------- */
.res-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.res-card {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 4px;
  padding: 18px 20px;
}
.res-card h4 { font-size: 14.5px; margin: 0 0 10px; color: var(--ink); }
.res-card p { font-size: 13px; color: var(--ink-soft); line-height: 1.9; margin: 0; }
.rtag {
  display: inline-block; font-size: 11px; color: var(--pku-red-dark);
  background: var(--pku-red-light); padding: 1px 7px; border-radius: 2px;
  margin-right: 5px; font-weight: 600;
}

/* ---------- 优劣势 ---------- */
.swot-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.swot-col {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 4px;
  padding: 22px 24px;
}
.swot-col h4 { font-size: 16px; margin: 0 0 6px; padding-bottom: 12px; border-bottom: 2px solid; }
.swot-col.adv h4 { color: var(--pku-red-dark); border-color: var(--pku-red); }
.swot-col.dis h4 { color: #6B6B6B; border-color: #BDBDBD; }
.swot-col.dis ul.plain li::before { background: #9E9E9E; }

/* ---------- 核心理念 ---------- */
.idea-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.idea-card {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 4px;
  padding: 22px; position: relative;
}
.idea-no {
  position: absolute; right: 18px; top: 14px;
  font-size: 26px; font-weight: 700; color: rgba(148, 7, 10, .1); line-height: 1;
}
.idea-card h4 { font-size: 16px; margin: 0 0 12px; color: var(--pku-red-dark); }
.idea-card p { font-size: 13.5px; color: var(--ink-soft); line-height: 1.95; margin: 0 0 9px; }
.idea-card p:last-child { margin-bottom: 0; }

/* ---------- 使命 / 三栏 ---------- */
.mission-row, .three-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.mission-card, .three-card {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 4px;
  padding: 20px 22px; border-bottom: 3px solid var(--pku-red);
}
.mission-card h4, .three-card h4 {
  font-size: 15px; margin: 0 0 10px; color: var(--pku-red-dark);
}
.mission-card p, .three-card p {
  font-size: 13px; color: var(--ink-soft); line-height: 1.9; margin: 0 0 8px;
}
.mission-card p:last-child, .three-card p:last-child { margin-bottom: 0; }

/* ---------- 标志语 ---------- */
.slogan-box {
  background: var(--bg-white); border: 1px solid var(--line);
  border-radius: 4px; padding: 28px 30px;
}
.slogan {
  font-family: var(--font-serif); font-size: 25px; font-weight: 700;
  color: var(--pku-red); letter-spacing: .16em; text-align: center;
  padding: 14px 0 22px; margin-bottom: 20px;
  border-bottom: 1px dashed var(--line);
}
.slogan-box p { font-size: 13.5px; color: var(--ink-soft); line-height: 1.95; margin: 0 0 10px; }
.slogan-box p:last-child { margin-bottom: 0; }

/* ---------- 一枢众星 ---------- */
.pivot-box { display: grid; grid-template-columns: 220px 1fr; gap: 0; border: 1px solid var(--line); border-radius: 4px; overflow: hidden; background: var(--bg-white); }
.pivot-core { background: var(--pku-red); color: #fff; padding: 26px 24px; }
.pc-name { font-size: 15px; font-weight: 700; letter-spacing: .05em; margin-bottom: 12px; }
.pivot-core p { font-size: 13px; line-height: 1.9; margin: 0; color: rgba(255, 255, 255, .92); }
.pivot-core strong { color: #fff; }
.pivot-stars { padding: 24px 26px; }
.ps-name { font-size: 15px; font-weight: 700; color: var(--pku-red-dark); margin-bottom: 10px; }
.pivot-stars > p { font-size: 13.5px; color: var(--ink-soft); line-height: 1.9; margin: 0 0 14px; }
.star-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.star-chips span {
  font-size: 13px; color: var(--ink); background: var(--bg-soft);
  border: 1px solid var(--line); border-radius: 3px; padding: 7px 12px;
  display: inline-flex; align-items: baseline; gap: 7px;
}
.star-chips em { font-style: normal; font-size: 11.5px; color: var(--pku-red); }
.muted { color: var(--ink-mute) !important; font-size: 12.5px !important; }

/* ---------- 五维支撑 ---------- */
.five-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.five-card {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 4px;
  padding: 22px;
}
.five-card:last-child { grid-column: 1 / -1; }
.five-card h4 { font-size: 15.5px; margin: 0 0 12px; color: var(--pku-red-dark); }
.five-card p { font-size: 13.5px; color: var(--ink-soft); line-height: 1.95; margin: 0 0 10px; }
.five-card p:last-child { margin-bottom: 0; }

/* ---------- 枢纽 ---------- */
.hub-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.hub-card {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 4px;
  padding: 20px 22px; border-left: 3px solid var(--pku-red);
}
.hub-card.wide { grid-column: 1 / -1; }
.hub-card h4 { font-size: 15px; margin: 0 0 10px; color: var(--pku-red-dark); }
.hub-card p { font-size: 13.5px; color: var(--ink-soft); line-height: 1.9; margin: 0 0 8px; }
.hub-card p:last-child { margin-bottom: 0; }

.two-note { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.note-box {
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: 4px; padding: 18px 20px;
}
.note-box h5 { font-size: 14px; margin: 0 0 9px; color: var(--pku-red-dark); }
.note-box p { font-size: 13px; color: var(--ink-soft); line-height: 1.9; margin: 0; }

.quad-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 16px; }
.quad-card {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 4px;
  padding: 18px 20px; position: relative;
}
.q-no { font-size: 15px; color: var(--pku-red); font-weight: 700; }
.quad-card h4 { font-size: 14.5px; margin: 6px 0 8px; color: var(--ink); }
.quad-card p { font-size: 13px; color: var(--ink-soft); line-height: 1.9; margin: 0; }

.conn-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.conn-card {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 4px;
  padding: 22px; border-top: 3px solid var(--pku-red);
}
.conn-card h4 { font-size: 15.5px; margin: 0 0 12px; color: var(--pku-red-dark); }
.conn-card > p { font-size: 13.5px; color: var(--ink-soft); line-height: 1.95; margin: 0 0 10px; }

/* ---------- 路径策划卡 ---------- */
.path-card {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 5px;
  margin: 0 0 22px; overflow: hidden;
}
.path-head {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  flex-wrap: wrap; padding: 20px 26px;
  background: linear-gradient(90deg, var(--pku-red-light) 0%, var(--bg-white) 72%);
  border-bottom: 1px solid var(--line);
}
.ph-left { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.ph-no { font-size: 13px; color: var(--pku-red); font-weight: 700; }
.path-head h3 { font-size: 20px; margin: 0; color: var(--ink); letter-spacing: .02em; }
.ph-sub { font-size: 13.5px; color: var(--pku-red-dark); font-weight: 600; }
.ph-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.ph-tags span {
  font-size: 12px; color: var(--ink-soft); background: var(--bg-white);
  border: 1px solid var(--line); border-radius: 2px; padding: 4px 10px;
}
.path-body {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 0;
  padding: 4px 26px 24px;
}
.pb-block { padding: 16px 0; border-bottom: 1px dashed var(--line); }
.pb-block:nth-child(odd) { padding-right: 26px; border-right: 1px dashed var(--line); }
.pb-block:nth-child(even) { padding-left: 26px; }
.pb-block.wide { grid-column: 1 / -1; padding-left: 0; padding-right: 0; border-right: none; }
.pb-block h5 {
  font-size: 13px; font-weight: 700; color: var(--pku-red); margin: 0 0 9px;
  letter-spacing: .04em;
}
.pb-block h5::before { content: "◆ "; font-size: 10px; }
.pb-block p { font-size: 13.5px; color: var(--ink-soft); line-height: 1.95; margin: 0 0 9px; text-align: justify; }
.pb-block p:last-child { margin-bottom: 0; }
.pb-block p em { font-style: normal; color: var(--ink); font-weight: 600; }
.pb-block.wide > p { padding-left: 14px; border-left: 2px solid var(--line); }
.note-inline { background: var(--bg-soft); padding: 16px 20px !important; border-radius: 4px; border-bottom: none; margin-top: 12px; }
.note-inline > p { padding-left: 0 !important; border-left: none !important; }

/* ---------- 五步列表 ---------- */
.five-steps { display: grid; gap: 12px; }
.step-item {
  display: flex; gap: 18px; background: var(--bg-white);
  border: 1px solid var(--line); border-radius: 4px; padding: 20px 24px;
}
.step-no {
  flex: 0 0 34px; height: 34px; border-radius: 50%;
  background: var(--pku-red-light); color: var(--pku-red);
  border: 1px solid var(--pku-red);
  font-size: 14px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.step-item > div { flex: 1; }
.step-item h4 { font-size: 15px; margin: 0 0 9px; color: var(--pku-red-dark); }
.step-item p { font-size: 13.5px; color: var(--ink-soft); line-height: 1.95; margin: 0; }

/* ---------- 产业化运营 ---------- */
.operate-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.operate-grid .op-card:last-child { grid-column: 1 / -1; }
.op-card {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 4px;
  padding: 20px 22px; position: relative;
}
.op-no {
  display: inline-flex; align-items: center; justify-content: center;
  width: 24px; height: 24px; border-radius: 50%; background: var(--pku-red);
  color: #fff; font-size: 12.5px; font-weight: 700; margin-bottom: 10px;
}
.op-card h4 { font-size: 15px; margin: 0 0 9px; color: var(--ink); }
.op-card p { font-size: 13px; color: var(--ink-soft); line-height: 1.9; margin: 0; }

/* ---------- 保障措施 ---------- */
.saf-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.saf-card {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 4px;
  padding: 22px 24px; position: relative;
}
.saf-no {
  position: absolute; right: 20px; top: 16px;
  font-size: 13px; font-weight: 700; color: var(--pku-red);
  border: 1px solid var(--pku-red); border-radius: 50%;
  width: 26px; height: 26px; display: flex; align-items: center; justify-content: center;
}
.saf-card h4 {
  font-size: 16px; margin: 0 0 14px; color: var(--pku-red-dark);
  padding-bottom: 11px; border-bottom: 2px solid var(--pku-red-light);
}
.saf-card p { font-size: 13px; color: var(--ink-soft); line-height: 1.9; margin: 0 0 10px; }
.saf-card p:last-child { margin-bottom: 0; }

/* ---------- 重点任务 ---------- */
.task-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.task-card {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 4px;
  padding: 20px;
}
.tk-no { font-size: 12px; font-weight: 700; color: var(--pku-red); letter-spacing: .08em; }
.task-card h4 { font-size: 14.5px; margin: 8px 0 9px; color: var(--ink); }
.task-card p { font-size: 13px; color: var(--ink-soft); line-height: 1.85; margin: 0; }

/* ---------- 时序 ---------- */
.phase-list { display: grid; gap: 16px; }
.phase-item {
  background: var(--bg-white); border: 1px solid var(--line); border-radius: 4px;
  padding: 22px 26px;
}
.phase-head {
  display: flex; align-items: center; gap: 14px; margin-bottom: 14px;
  padding-bottom: 12px; border-bottom: 1px solid var(--line);
}
.phase-tag {
  font-size: 12px; font-weight: 700; color: #fff; background: var(--pku-red);
  padding: 3px 11px; border-radius: 2px;
}
.phase-tag.mid { background: #A8574A; }
.phase-tag.far { background: #8C6B4A; }
.phase-head strong { font-size: 16px; color: var(--ink); }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .stat-grid, .idea-grid, .task-grid { grid-template-columns: repeat(2, 1fr); }
  .crit-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 860px) {
  .dim-grid, .dim-grid.two, .stat-grid, .survey-grid, .res-grid, .swot-grid,
  .idea-grid, .mission-row, .three-grid, .five-grid, .hub-grid, .two-note,
  .quad-grid, .conn-grid, .operate-grid, .saf-grid, .task-grid, .crit-grid { grid-template-columns: 1fr; }
  .five-card:last-child, .operate-grid .op-card:last-child { grid-column: auto; }
  .pivot-box { grid-template-columns: 1fr; }
  .path-body { grid-template-columns: 1fr; padding: 4px 20px 20px; }
  .pb-block:nth-child(odd) { padding-right: 0; border-right: none; }
  .pb-block:nth-child(even) { padding-left: 0; }
  .path-head { padding: 18px 20px; }
  .path-head h3 { font-size: 18px; }
  .slogan { font-size: 19px; letter-spacing: .08em; }
  .saf-no { position: static; margin-bottom: 10px; }
  .case-item > summary { padding: 14px 16px; }
  .case-body { padding: 4px 16px 18px; }
  .plan-sub { font-size: 16.5px; }
  .stat-num { font-size: 26px; }
}

/* ============================================================
   书院全书 · 条目页 / 历代书院总目 / 书中图录
   基调：书院墨棕 #4E3218 → #8C5A2B，金 #C9A227，与 banner 渐变呼应
   ============================================================ */

/* ---------- 导航（分组下拉后无需额外压缩；品牌区不压缩在 style.css 全局定义） ---------- */

/* ---------- 朝代徽标 ---------- */
.dyn-badge {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 2px;
  color: #fff; background: linear-gradient(135deg, #8C5A2B, #4E3218);
  padding: 2px 10px; border-radius: 2px; margin-right: 8px; vertical-align: 2px;
}

/* ---------- 条目页：原书页分隔 ---------- */
.pg-mark {
  max-width: 820px; margin: 30px auto 22px; text-align: center;
  font-size: 12px; letter-spacing: 2px; color: #A89073;
  display: flex; align-items: center; gap: 14px;
}
.pg-mark::before, .pg-mark::after {
  content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, transparent, #E3D7C4, transparent);
}

/* ---------- 条目页：字段标签（创办人/山长/名师…） ---------- */
h5.fld {
  max-width: 820px; margin: 22px auto 8px; font-size: 15px; font-weight: 700;
  color: #8C5A2B; font-family: var(--font-serif); letter-spacing: 1px;
}
h5.fld::before { content: "◆ "; color: #C9A227; font-size: 11px; }

/* ---------- 条目页：本条相关影像 ---------- */
.entry-pics {
  max-width: 820px; margin: 34px auto 0; padding-top: 24px;
  border-top: 1px dashed var(--line);
}
.entry-pics > h4 {
  font-size: 15px; font-weight: 700; color: var(--ink); margin: 0 0 16px;
  padding-left: 12px; border-left: 4px solid #8C5A2B;
}
.ep-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
figure.ep {
  margin: 0; background: #fff; border: 1px solid var(--line); border-radius: 4px;
  overflow: hidden; transition: all .2s;
}
figure.ep:hover { border-color: #8C5A2B; box-shadow: 0 6px 18px rgba(78,50,24,.12); transform: translateY(-2px); }
figure.ep a { display: block; }
figure.ep img {
  width: 100%; height: 128px; object-fit: cover; background: var(--bg-soft);
  transition: transform .35s;
}
figure.ep:hover img { transform: scale(1.05); }
figure.ep figcaption {
  padding: 9px 10px; font-size: 12px; line-height: 1.6; color: var(--ink-soft);
  display: flex; flex-direction: column; gap: 3px;
}
figure.ep figcaption span { font-size: 11px; color: var(--ink-mute); }
.ep-more { text-align: center; margin: 20px 0 0; font-size: 14px; }
.ep-more a { color: var(--pku-red); font-weight: 600; }
.ep-more a:hover { text-decoration: underline; }

/* ---------- 历代书院总目：总表 ---------- */
table.tbl.toc-tbl { min-width: 760px; }
table.tbl.toc-tbl td.e-no { width: 56px; text-align: center; color: var(--ink-mute); font-weight: 600; }
table.tbl.toc-tbl td.e-name { width: 200px; font-weight: 600; }
table.tbl.toc-tbl td.e-name a { color: #4E3218; }
table.tbl.toc-tbl td.e-name a:hover { color: var(--pku-red); text-decoration: underline; }
table.tbl.toc-tbl td.e-desc { color: var(--ink-soft); }
table.tbl.toc-tbl td.e-pg { width: 90px; text-align: right; white-space: nowrap; }
table.tbl.toc-tbl td.e-pg a { color: var(--pku-red); font-weight: 600; }
table.tbl.toc-tbl tr.dyn-row td {
  background: linear-gradient(90deg, #F5EFE4, #FBF8F3) !important;
  color: #6B4A2B; font-weight: 700; font-size: 13px; letter-spacing: 2px;
  border-top: 1px solid #E3D7C4; border-bottom: 1px solid #E3D7C4;
  padding: 9px 14px; white-space: nowrap;
}
span.has-pic {
  display: inline-block; margin-left: 8px; font-size: 11px; font-weight: 600;
  color: #8C5A2B; background: #F5EFE4; border: 1px solid #E3D7C4;
  border-radius: 10px; padding: 1px 8px; vertical-align: 1px;
}

/* ---------- 历代书院总目：其他篇章 Tab ---------- */
.toc-tabs { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 20px; }
.toc-tabs a {
  font-size: 13.5px; padding: 7px 16px; border-radius: 3px;
  background: var(--bg-soft); border: 1px solid var(--line); color: var(--ink-soft);
  transition: all .2s;
}
.toc-tabs a:hover { background: #F5EFE4; border-color: #C9A227; color: #6B4A2B; }
.toc-sec { margin: 0 0 30px; padding: 20px 22px; background: var(--bg-soft); border-radius: 5px; }
.toc-sec h4 {
  font-size: 15.5px; color: #4E3218; margin: 0 0 14px;
  padding-left: 12px; border-left: 4px solid #8C5A2B;
}

/* ---------- 书中图录 ---------- */
.gal-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
figure.gal-item {
  margin: 0; background: #fff; border: 1px solid var(--line); border-radius: 4px;
  overflow: hidden; display: flex; flex-direction: column; transition: all .2s;
}
figure.gal-item:hover { border-color: #8C5A2B; box-shadow: 0 8px 22px rgba(78,50,24,.13); transform: translateY(-3px); }
a.gal-link { display: block; background: var(--bg-soft); }
a.gal-link img {
  width: 100%; height: 168px; object-fit: contain; background: var(--bg-soft);
  transition: transform .4s;
}
figure.gal-item:hover a.gal-link img { transform: scale(1.06); }
figure.gal-item figcaption {
  padding: 10px 12px 12px; display: flex; flex-direction: column; gap: 5px; flex: 1;
}
.gal-cap {
  font-size: 12.5px; font-weight: 600; color: var(--ink); line-height: 1.6;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.gal-meta { font-size: 11.5px; color: var(--ink-mute); }
.gal-links { margin-top: auto; display: flex; flex-direction: column; gap: 3px; padding-top: 6px; }
.gal-links a { font-size: 11.5px; color: var(--pku-red); font-weight: 600; }
.gal-links a:hover { text-decoration: underline; }

/* ---------- 书院线：朝代分组入口 ---------- */
.dyn-tabs { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 26px; }
.dyn-tabs a {
  font-size: 14px; padding: 8px 18px; border-radius: 3px;
  background: #fff; border: 1px solid var(--line); color: #4E3218; font-weight: 600;
  transition: all .2s;
}
.dyn-tabs a:hover, .dyn-tabs a.on {
  background: linear-gradient(135deg, #8C5A2B, #4E3218); color: #fff; border-color: #4E3218;
}
.dyn-tabs a small { font-weight: 400; opacity: .68; margin-left: 5px; font-size: 12px; }
.dyn-tabs a.go { background: linear-gradient(135deg, #8C5A2B, #4E3218); color: #fff; border-color: #4E3218; }
.dyn-tabs a.go:hover { background: linear-gradient(135deg, #7A4C22, #3E2812); color: #fff; }

/* ---------- 书院线：历代书院全览卡片 ---------- */
.dyn-block { margin: 0 0 32px; }
.dyn-block > h4 {
  font-size: 16px; color: #4E3218; margin: 0 0 14px;
  display: flex; align-items: baseline; gap: 10px;
  padding-left: 12px; border-left: 4px solid #8C5A2B; line-height: 1.4;
}
.dyn-block > h4 em { font-style: normal; font-weight: 400; font-size: 12.5px; color: var(--ink-mute); }
.aca-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
a.aca-item {
  position: relative; display: block; background: #fff; border: 1px solid var(--line);
  border-radius: 4px; padding: 13px 14px; transition: all .2s;
}
a.aca-item:hover { border-color: #8C5A2B; box-shadow: 0 6px 16px rgba(78,50,24,.11); transform: translateY(-2px); }
.ai-no {
  position: absolute; top: 11px; right: 12px; font-size: 11px; font-weight: 700;
  color: #C4B29A; letter-spacing: .5px;
}
.ai-name {
  display: block; padding-right: 32px; font-family: var(--font-serif);
  font-size: 15px; font-weight: 700; color: #4E3218; letter-spacing: .5px;
}
a.aca-item:hover .ai-name { color: var(--pku-red); }
.ai-desc {
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  font-size: 12.5px; color: var(--ink-soft); line-height: 1.7; margin: 7px 0 9px; min-height: 43px;
}
.ai-meta {
  display: flex; justify-content: space-between; gap: 8px;
  font-size: 11.5px; color: var(--ink-mute);
  border-top: 1px dashed var(--line); padding-top: 8px;
}
.ai-meta b { color: #8C5A2B; font-weight: 600; }

@media (max-width: 1080px) {
  .ep-grid { grid-template-columns: repeat(3, 1fr); }
  .gal-grid { grid-template-columns: repeat(4, 1fr); }
  .aca-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 860px) {
  .ep-grid { grid-template-columns: repeat(2, 1fr); }
  .gal-grid { grid-template-columns: repeat(2, 1fr); }
  .aca-grid { grid-template-columns: repeat(2, 1fr); }
  a.gal-link img, figure.ep img { height: 140px; }
  table.tbl.toc-tbl td.e-desc { display: none; }
  .toc-sec { padding: 14px; }
  .book-body { padding: 22px 18px; }
}