/* 大枝 DAZHI ｜ 茶路：时间与空间两轴版式
   时间轴取「年表」的密，空间轴取「图册」的疏。依赖 site.css / content.css。 */

/* ---------- 卷首 ---------- */
.j-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 72px;
  align-items: center;
  padding: 64px var(--pad);
  min-height: 540px;
}
.j-hero .j-copy { display: flex; flex-direction: column; align-items: flex-start; gap: 24px; }
.j-hero .j-title {
  font-size: 76px; font-weight: 200; letter-spacing: 16px;
  line-height: 1.2; margin: 0;
}
.j-hero .j-sub { font-size: 23px; font-weight: 300; letter-spacing: 5px; margin: 0; }
.j-hero .j-photo { height: 440px; }
.j-hero .j-photo .photo { height: 100%; }

/* ---------- 两轴导言 ---------- */
.j-axis-note {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 72px; padding: 56px var(--pad);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.j-axis-note .an-item { display: flex; flex-direction: column; gap: 14px; }
.j-axis-note h2 { font-size: 22px; font-weight: 300; letter-spacing: 5px; margin: 0; }
.j-axis-note p { font-size: 13px; line-height: 27px; letter-spacing: .5px; color: var(--body); margin: 0; max-width: 520px; }
.j-axis-note .an-en { font-family: var(--latin); font-size: 10px; letter-spacing: 4px; color: var(--gold); }

/* ---------- 章节通用 ---------- */
.axis-section { padding: 88px var(--pad); }
.axis-section .band-head { margin-bottom: 44px; }
.axis-section .band-head .section-title { max-width: 820px; }

/* ---------- 卷一：时间轴（年表式） ---------- */
.timeline { display: flex; flex-direction: column; }
.tl-item {
  display: grid;
  grid-template-columns: 122px minmax(0, 1fr) 208px;
  gap: 40px;
  align-items: start;
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
}
.tl-item:first-child { border-top: 1px solid var(--line-2); }
.tl-when .tl-no {
  display: block; font-family: var(--latin);
  font-size: 11px; letter-spacing: 2px; color: var(--gold);
}
.tl-when .tl-era {
  display: block; margin-top: 10px;
  font-size: 12px; letter-spacing: 1px; color: var(--moss);
}
.tl-body h3 { font-size: 20px; font-weight: 400; letter-spacing: 3px; margin: 0 0 12px; }
.tl-body p {
  font-size: 13px; font-weight: 300; line-height: 27px;
  letter-spacing: .5px; color: var(--body); margin: 0; max-width: 640px;
}
.tl-fig { margin: 0; }
.tl-fig .photo { height: 128px; }
.tl-fig figcaption {
  font-size: 10px; letter-spacing: 1px; line-height: 20px;
  color: var(--muted); margin-top: 9px;
}
/* 纯文字格：少一格影像，留一道细金线收束 */
.tl-item.is-text { grid-template-columns: 122px minmax(0, 1fr); }
.tl-item.is-text .tl-body::after {
  content: ""; display: block; width: 52px; height: 1px;
  background: var(--gold); margin-top: 20px;
}

/* ---------- 卷二：空间轴（图册式） ---------- */
.route-grid {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 64px 40px;
}
.route-card { margin: 0; }
.route-card .photo { height: 320px; }
.route-card .rc-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 20px; margin-top: 22px;
}
.route-card h3 { font-size: 22px; font-weight: 300; letter-spacing: 4px; margin: 0; }
.route-card .rc-no {
  font-family: var(--latin); font-size: 11px; letter-spacing: 2px;
  color: var(--gold); white-space: nowrap;
}
.route-card .rc-rule { height: 1px; background: var(--line-2); margin: 18px 0; }
.route-card p {
  font-size: 13px; font-weight: 300; line-height: 27px;
  letter-spacing: .5px; color: var(--body); margin: 0 0 12px;
}
.route-card figcaption {
  font-size: 10px; letter-spacing: 1px; line-height: 20px; color: var(--muted);
}

/* ---------- 两轴交汇 ---------- */
.j-cross { display: flex; flex-direction: column; align-items: flex-start; gap: 22px; }
.j-cross .display { font-size: 34px; letter-spacing: 8px; }
.j-cross .lead { max-width: 680px; }
.j-cross .cross-links { display: flex; flex-wrap: wrap; gap: 36px; margin-top: 8px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1200px) {
  .j-hero { gap: 48px; }
  .j-hero .j-title { font-size: 64px; letter-spacing: 12px; }
  .j-hero .j-photo { height: 380px; }
  .j-axis-note { gap: 48px; }
  .tl-item { grid-template-columns: 104px minmax(0, 1fr) 176px; gap: 28px; }
  .route-grid { gap: 48px 28px; }
  .route-card .photo { height: 280px; }
}
@media (max-width: 900px) {
  .j-hero { grid-template-columns: 1fr; gap: 40px; min-height: 0; }
  .j-hero .j-photo { order: -1; height: 300px; }
  .j-axis-note { grid-template-columns: 1fr; gap: 36px; }
  .axis-section { padding: 64px var(--pad); }
  .tl-item { grid-template-columns: 1fr; gap: 14px; padding: 28px 0; }
  .tl-item.is-text { grid-template-columns: 1fr; }
  .tl-when { display: flex; align-items: baseline; gap: 16px; }
  .tl-when .tl-era { margin-top: 0; }
  .tl-fig .photo { height: 200px; max-width: 340px; }
  .route-grid { grid-template-columns: 1fr; gap: 48px; }
  .route-card .photo { height: 300px; }
}
@media (max-width: 600px) {
  .j-hero .j-title { font-size: 52px; letter-spacing: 10px; }
  .j-hero .j-sub { font-size: 19px; letter-spacing: 3px; }
  .j-hero .j-photo { height: 220px; }
  .axis-section .band-head { margin-bottom: 32px; }
  .tl-body h3 { font-size: 18px; letter-spacing: 2px; }
  .tl-body p, .route-card p { font-size: 13px; line-height: 26px; }
  .route-card .photo { height: 220px; }
  .route-card h3 { font-size: 19px; letter-spacing: 3px; }
  .j-cross .display { font-size: 26px; letter-spacing: 5px; }
  .j-cross .cross-links { gap: 20px; }
}