/* ============================================================
   环合图鉴（gallery/system.html）—— 战斗体系 · 异能环合
   ------------------------------------------------------------
   页面分区：01 六属性成环 / 02 八种环合反应 / 03 怎么触发 /
             04 结算者与环合强度 / 05 属性·定位·弧盘 / 06 选队友 / 07 战斗交互
   依赖：page-shell.css（页壳）、design-system/tokens.css（变量）、theme-light.css
   约定：只写本页专属类（rx- 前缀），不覆盖公共组件；元素色走 --elc / --rc 自定义属性。
   ============================================================ */

.rx-page { padding-bottom: 56px; }

/* ---------- 导语 + 速览数字 ---------- */
.rx-lead {
  margin: 0 0 16px; padding: 14px 18px;
  background: var(--card); border: 1px solid var(--line);
  border-left: 3px solid var(--brand);
  border-radius: var(--r-md);
  color: var(--ink-body); font-size: 14px; line-height: 1.95;
}
.rx-lead b { color: var(--brand-ink); }

.rx-facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin: 14px 0 6px; }
.rx-fact {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 14px 16px;
}
.rx-fact b { display: block; font-size: 24px; font-weight: 800; color: var(--ink); font-variant-numeric: tabular-nums; letter-spacing: .5px; }
.rx-fact span { display: block; margin-top: 2px; font-size: 12.5px; color: var(--ink-muted); }

/* ---------- 分区标题 ---------- */
.rx-sec { margin: 40px 0 0; }
.rx-sec-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; border-bottom: 1px solid var(--line); padding-bottom: 10px; margin-bottom: 18px; }
.rx-num {
  flex: none; font-size: 12.5px; font-weight: 800; letter-spacing: .5px;
  color: var(--brand-ink); background: var(--brand-soft);
  border-radius: var(--r-full); padding: 3px 10px;
}
.rx-sec-head h2 { font-size: 20px; font-weight: 800; color: var(--ink); letter-spacing: .5px; }
.rx-sec-head p { font-size: 13px; color: var(--ink-muted); line-height: 1.8; }
.rx-sec-body > p { font-size: 13.5px; color: var(--ink-body); line-height: 1.95; margin-bottom: 12px; }

/* ---------- 元素 / 反应小标签 ---------- */
.el {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 12.5px; font-weight: 700; color: var(--ink);
  vertical-align: middle;
}
.el i {
  font-style: normal; width: 18px; height: 18px; border-radius: var(--r-circle);
  display: inline-grid; place-items: center; font-size: 11px; font-weight: 800;
  color: var(--elc, var(--ink-muted));
  background: color-mix(in srgb, var(--elc, #9aa3c7) 16%, #fff);
  border: 1px solid color-mix(in srgb, var(--elc, #9aa3c7) 55%, #fff);
}
.rx-tag {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 12px; line-height: 1.6; padding: 2px 9px; border-radius: var(--r-full);
  border: 1px solid var(--line); background: var(--surface-sunken); color: var(--ink-muted);
  white-space: nowrap;
}
.rx-tag--rc {
  color: var(--rc, var(--brand-ink));
  border-color: color-mix(in srgb, var(--rc, #4d8dff) 42%, #fff);
  background: color-mix(in srgb, var(--rc, #4d8dff) 11%, #fff);
  font-weight: 700;
}
.rx-tag--tri { font-weight: 700; }
.rx-plus { color: var(--ink-faint); font-weight: 700; margin: 0 2px; }

/* ---------- 01 六属性环 ---------- */
.rx-wheel { display: grid; grid-template-columns: minmax(0, 700px) minmax(280px, 1fr); gap: 20px; align-items: start; }
.rx-wheel-figure {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r-xl);
  padding: 10px; box-shadow: var(--sh-1);
}
.rx-wheel-figure svg { width: 100%; max-width: 680px; height: auto; display: block; margin: 0 auto; }
.rx-wheel svg .rx-edge { stroke: var(--line-strong); stroke-width: 2.2; }
.rx-wheel svg .rx-tri { stroke: var(--line-strong); stroke-width: 1.4; stroke-dasharray: 6 6; fill: none; opacity: .8; }
.rx-wheel svg .rx-node circle { fill: #fff; stroke-width: 3; }
.rx-wheel svg .rx-node text { font-size: 15px; font-weight: 800; }
.rx-wheel svg .rx-node { cursor: default; }
.rx-wheel svg .rx-edge-hit { stroke: transparent; stroke-width: 16; fill: none; cursor: pointer; }
.rx-wheel svg .rx-edge-lab { cursor: pointer; }
.rx-wheel svg .rx-edge-lab rect { fill: #fff; stroke-width: 1.2; rx: 11; }
.rx-wheel svg .rx-edge-lab text { font-size: 12.5px; font-weight: 800; text-anchor: middle; dominant-baseline: middle; }
.rx-wheel svg .rx-edge-lab:hover rect { fill: var(--brand-soft); }
.rx-wheel svg .rx-tri-lab rect { fill: #fff; stroke-width: 1.2; rx: 10; }
.rx-wheel svg .rx-tri-lab text { font-size: 12.5px; font-weight: 800; text-anchor: middle; dominant-baseline: middle; }

.rx-wheel-side { display: grid; gap: 12px; }
.rx-side-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 14px 16px; }
.rx-side-card h3 { font-size: 13.5px; font-weight: 800; color: var(--ink); margin-bottom: 8px; }
.rx-side-card ul { list-style: none; display: grid; gap: 7px; }
.rx-side-card li { font-size: 12.5px; color: var(--ink-muted); line-height: 1.75; display: flex; gap: 6px; align-items: flex-start; }
.rx-side-card li em { font-style: normal; color: var(--ink); font-weight: 700; }
.rx-dot { flex: none; width: 8px; height: 8px; border-radius: 50%; margin-top: 6px; background: var(--rc, var(--brand)); }

/* 属性 → 相邻属性 → 反应 表 */
.rx-table-wrap { margin-top: 16px; border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; background: var(--card); }
table.rx-table { width: 100%; border-collapse: collapse; font-size: 13px; }
table.rx-table th, table.rx-table td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--line-subtle); vertical-align: middle; }
table.rx-table thead th { background: var(--surface-sunken); color: var(--ink-muted); font-weight: 700; font-size: 12.5px; white-space: nowrap; }
table.rx-table tbody tr:last-child td { border-bottom: none; }
table.rx-table tbody tr:hover td { background: color-mix(in srgb, var(--brand) 4%, #fff); }
table.rx-table td .rx-pair { display: inline-flex; align-items: center; gap: 4px; margin-right: 10px; }

/* ---------- 02 反应卡 ---------- */
.rx-react-grid { display: grid; gap: 14px; }
.rx-card {
  position: relative; background: var(--card);
  border: 1px solid var(--line); border-left: 4px solid var(--rc, var(--brand));
  border-radius: var(--r-lg); padding: 16px 18px 18px;
  box-shadow: var(--sh-1); scroll-margin-top: 84px;
}
.rx-card:target { box-shadow: 0 0 0 2px color-mix(in srgb, var(--rc, #4d8dff) 45%, #fff), var(--sh-2); }
.rx-card-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
.rx-card-name { font-size: 17px; font-weight: 800; color: var(--ink); letter-spacing: .5px; }
.rx-card-sub { font-size: 12.5px; color: var(--ink-faint); }
.rx-card-desc { font-size: 13.5px; color: var(--ink-body); line-height: 1.95; }
.rx-card-meta { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.rx-card-note {
  margin-top: 10px; padding: 9px 12px; border-radius: var(--r-md);
  background: color-mix(in srgb, var(--rc, #4d8dff) 7%, #fff);
  border: 1px dashed color-mix(in srgb, var(--rc, #4d8dff) 35%, #fff);
  font-size: 12.5px; color: var(--ink-muted); line-height: 1.85;
}
.rx-card-note b { color: var(--ink); }

.rx-boosters { margin-top: 14px; border-top: 1px dashed var(--line); padding-top: 12px; }
.rx-boosters > h4 { font-size: 12.5px; font-weight: 800; color: var(--ink-muted); margin-bottom: 8px; letter-spacing: .5px; }
.rx-boosters ul { list-style: none; display: grid; gap: 8px; }
.rx-booster {
  display: grid; grid-template-columns: 108px minmax(0, 1fr); gap: 10px;
  padding: 8px 10px; border-radius: var(--r-md); background: var(--surface-sunken);
}
.rx-booster-who { display: flex; align-items: center; flex-wrap: wrap; gap: 4px; font-size: 12.5px; font-weight: 700; color: var(--ink); line-height: 1.5; }
.rx-booster-who a { color: var(--brand-ink); }
.rx-booster-who a:hover { text-decoration: underline; }
.rx-booster-who small { flex-basis: 100%; font-size: 11.5px; color: var(--ink-faint); font-weight: 500; }
.rx-booster-txt { font-size: 12.5px; color: var(--ink-body); line-height: 1.85; }
.rx-empty { font-size: 12.5px; color: var(--ink-faint); }

/* ---------- 03 步骤 ---------- */
.rx-steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.rx-step { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 14px 16px; }
.rx-step b { display: block; font-size: 12px; font-weight: 800; color: var(--brand-ink); letter-spacing: 1px; margin-bottom: 6px; }
.rx-step h3 { font-size: 14px; font-weight: 800; color: var(--ink); margin-bottom: 6px; }
.rx-step p { font-size: 12.5px; color: var(--ink-muted); line-height: 1.8; }

.rx-cards3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.rx-mini { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 14px 16px; }
.rx-mini h3 { font-size: 14px; font-weight: 800; color: var(--ink); margin-bottom: 6px; display: flex; align-items: center; gap: 6px; }
.rx-mini p { font-size: 12.5px; color: var(--ink-muted); line-height: 1.85; }

/* ---------- 04 结算者 ---------- */
.rx-calc { display: grid; gap: 12px; }
.rx-calc-row {
  display: grid; grid-template-columns: 132px minmax(0, 1fr); gap: 16px;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 14px 16px;
}
.rx-calc-row > div:first-child { font-size: 13.5px; font-weight: 800; color: var(--ink); line-height: 1.7; }
.rx-calc-row > div:first-child small { display: block; font-size: 11.5px; font-weight: 600; color: var(--ink-faint); margin-top: 2px; }
.rx-calc-row p { font-size: 13px; color: var(--ink-body); line-height: 1.95; }
.rx-calc-row p + p { margin-top: 6px; }
.rx-calc-row .rx-key { color: var(--brand-ink); font-weight: 700; }

.rx-warn {
  margin-top: 14px; padding: 14px 16px; border-radius: var(--r-lg);
  border: 1px solid color-mix(in srgb, var(--warm) 32%, #fff);
  background: color-mix(in srgb, var(--warm) 7%, #fff);
}
.rx-warn h3 { font-size: 13.5px; font-weight: 800; color: var(--warm-ink); margin-bottom: 8px; }
.rx-warn ol { padding-left: 20px; display: grid; gap: 6px; }
.rx-warn li { font-size: 12.5px; color: var(--ink-body); line-height: 1.85; }

/* ---------- 05 三列对比 ---------- */
.rx-cols3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.rx-col { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 16px 18px; }
.rx-col h3 { font-size: 14.5px; font-weight: 800; color: var(--ink); margin-bottom: 4px; }
.rx-col .rx-col-sub { font-size: 12px; color: var(--ink-faint); margin-bottom: 10px; }
.rx-col ul { list-style: none; display: grid; gap: 6px; }
.rx-col li { font-size: 12.5px; color: var(--ink-body); line-height: 1.8; display: flex; gap: 6px; }
.rx-col li::before { content: "·"; color: var(--brand); font-weight: 800; }

/* ---------- 06 选队友 ---------- */
.rx-pick { counter-reset: pick; display: grid; gap: 10px; }
.rx-pick li {
  counter-increment: pick; list-style: none;
  display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: 12px; align-items: start;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r-md); padding: 12px 14px;
  font-size: 13px; color: var(--ink-body); line-height: 1.9;
}
.rx-pick li::before {
  content: counter(pick);
  width: 24px; height: 24px; border-radius: 50%;
  display: grid; place-items: center; font-size: 12px; font-weight: 800;
  color: var(--brand-ink); background: var(--brand-soft);
}
.rx-example {
  margin-top: 14px; padding: 14px 16px; border-radius: var(--r-lg);
  background: var(--surface-sunken); border: 1px solid var(--line);
  font-size: 13px; color: var(--ink-body); line-height: 1.95;
}
.rx-example b { color: var(--ink); }
.rx-example .rx-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.rx-btn {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12.5px; font-weight: 700; color: var(--brand-ink);
  border: 1px solid color-mix(in srgb, var(--brand) 45%, #fff);
  background: #fff; border-radius: var(--r-full); padding: 5px 12px;
}
.rx-btn:hover { background: var(--brand-soft); }

/* ---------- 07 战斗交互 ---------- */
.rx-combat { display: grid; gap: 12px; }
.rx-combat-item { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 14px 16px; }
.rx-combat-item h3 { font-size: 14px; font-weight: 800; color: var(--ink); margin-bottom: 6px; }
.rx-combat-item p { font-size: 12.8px; color: var(--ink-body); line-height: 1.9; }
.rx-chain {
  margin-top: 8px; display: flex; flex-wrap: wrap; align-items: center; gap: 6px;
  font-size: 12.5px; color: var(--ink-muted);
}
.rx-chain .rx-tag { background: #fff; }

/* ---------- 顶部锚点条 ---------- */
.rx-jump {
  position: sticky; top: 64px; z-index: 20;
  display: flex; gap: 6px; flex-wrap: wrap; align-items: center;
  margin: 14px 0 0; padding: 8px 10px;
  background: color-mix(in srgb, #fff 88%, transparent);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line); border-radius: var(--r-full);
}
.rx-jump span { font-size: 12px; color: var(--ink-faint); margin: 0 4px 0 2px; }
.rx-jump a {
  font-size: 12.5px; font-weight: 700; color: var(--ink-muted);
  padding: 3px 10px; border-radius: var(--r-full); border: 1px solid transparent;
}
.rx-jump a:hover { color: var(--brand-ink); background: var(--brand-soft); }
.rx-jump a.on { color: var(--brand-ink); border-color: color-mix(in srgb, var(--brand) 40%, #fff); background: var(--brand-soft); }

@media (max-width: 1023px) {
  .rx-wheel { grid-template-columns: minmax(0, 1fr); }
  .rx-wheel-side { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rx-steps, .rx-cards3, .rx-cols3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 767px) {
  .rx-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rx-steps, .rx-cards3, .rx-cols3 { grid-template-columns: minmax(0, 1fr); }
  /* 六属性环在手机上等比缩小会把标签压到 7px 上下，改成卡片内横向滚动，保住可读性 */
  .rx-wheel-side { grid-template-columns: minmax(0, 1fr); }
  .rx-wheel-figure { overflow-x: auto; }
  .rx-wheel-figure svg { min-width: 520px; }
  .rx-calc-row { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .rx-booster { grid-template-columns: minmax(0, 1fr); gap: 4px; }
  .rx-jump { top: 56px; }
  .rx-sec-head h2 { font-size: 17px; }
}