:root {
  --fg-paper: #e8e6ef;
  --fg-ink: #1d1b2b;
  --fg-ink-2: #45425a;
  --fg-blue: #3c5a99;
  --fg-blue-deep: #2f4a82;
  --fg-gold: #b8923a;
  --fg-line: #cbc7da;
  --fg-sub: #f5f4f9;
  --fg-glass: #dfe2ee;
  --fg-r1: 46px;
  --fg-r2: 23px;
  --fg-cjk: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
  --fg-lat: "Poor Richard", "Georgia", serif;
  --fg-wide: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--fg-paper);
  color: var(--fg-ink);
  font-family: var(--fg-cjk);
  font-size: 17px;
  line-height: 1.85;
  overflow-wrap: break-word;
}

img { max-width: 100%; height: auto; }
p, li { text-wrap: pretty; }

a { color: var(--fg-blue); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--fg-blue-deep); text-decoration-thickness: 2px; }

:focus-visible { outline: 3px solid var(--fg-blue); outline-offset: 3px; border-radius: 6px; }

code { font-family: var(--fg-lat); font-size: .95em; background: var(--fg-sub); border: 1px solid var(--fg-line); border-radius: 8px; padding: 0 .35em; overflow-wrap: anywhere; }

.fg-skip {
  position: absolute; left: 12px; top: -60px; z-index: 50;
  background: var(--fg-ink); color: #fff; padding: 10px 16px; border-radius: var(--fg-r2);
  text-decoration: none; min-height: 44px; display: inline-flex; align-items: center;
}
.fg-skip:focus { top: 10px; color: #fff; }

.fg-top { border-bottom: 1px solid var(--fg-line); background: var(--fg-paper); }
.fg-top-in {
  max-width: var(--fg-wide); margin: 0 auto; padding: 10px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.fg-mark { color: var(--fg-ink); display: inline-flex; align-items: center; min-height: 44px; text-decoration: none; }
.fg-mark:hover { color: var(--fg-blue); }
.fg-logo { display: block; }
.fg-nav-list { list-style: none; margin: 0; padding: 0; display: flex; gap: 4px; flex-wrap: wrap; }
.fg-nav-a {
  display: inline-flex; align-items: center; min-height: 44px; padding: 0 14px;
  color: var(--fg-ink); text-decoration: none; border-radius: var(--fg-r2); font-size: 15px;
}
.fg-nav-a:hover { background: var(--fg-sub); color: var(--fg-ink); }
.fg-nav-a.fg-on { text-decoration: underline; text-decoration-color: var(--fg-gold); text-decoration-thickness: 2px; text-underline-offset: 9px; }

.fg-main { display: block; }

.fg-h1 { line-break: strict; margin: 0; font-weight: 700; letter-spacing: -.01em; }
.fg-h1-home { font-size: 92px; line-height: 1.08; }
.fg-h1-ye, .fg-h1-lie { font-size: 46px; line-height: 1.2; }
.fg-wen-head .fg-h1 { font-size: 44px; line-height: 1.25; max-width: 22em; }
.fg-h2 { line-break: strict; font-size: 29px; line-height: 1.38; margin: 2.4em 0 .7em; font-weight: 700; scroll-margin-top: 16px; }
.fg-hp { display: inline-block; }
.fg-h1-seg { display: inline-block; }
.fg-h3 { font-size: 21px; line-height: 1.5; margin: 1.8em 0 .5em; }

.fg-shou {
  max-width: var(--fg-wide); margin: 0 auto; padding: 36px 24px 28px;
  display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(0, .82fr);
  grid-template-areas: "h you" "tui you"; column-gap: 56px; row-gap: 22px; align-items: start;
}
.fg-shou-h1wrap { grid-area: h; }
.fg-shou-you { grid-area: you; }
.fg-tuijian { grid-area: tui; }
.fg-shou-lead { font-size: 18px; color: var(--fg-ink-2); margin: 18px 0 0; max-width: 30em; }

.fg-jing {
  position: relative; width: 236px; height: 312px; margin: 12px auto 0;
  border-radius: 50%; border: 2px solid var(--fg-gold); padding: 9px; background: var(--fg-paper);
}
.fg-jing::after {
  content: ""; position: absolute; inset: -10px; border-radius: 50%; border: 1px solid var(--fg-gold);
}
.fg-jing-face {
  position: relative; width: 100%; height: 100%; border-radius: 50%; overflow: hidden;
  background: linear-gradient(180deg, var(--fg-sub) 0%, var(--fg-glass) 100%);
  display: grid; place-items: center;
}
.fg-jing-face::before {
  content: ""; position: absolute; inset: -20%;
  background: linear-gradient(115deg, transparent 36%, rgba(255, 255, 255, .8) 42%, transparent 50%, transparent 57%, rgba(255, 255, 255, .5) 60%, transparent 64%);
}
.fg-jing-card {
  position: relative; z-index: 1; background: #fff; border: 1px solid var(--fg-line); border-radius: var(--fg-r2);
  padding: 18px 26px; font-size: 38px; font-weight: 700; letter-spacing: .18em; line-height: 1.2;
}
.fg-tuoban {
  position: relative; z-index: 2; margin-top: -26px;
  background: var(--fg-sub); border-top: 3px solid var(--fg-gold); border-radius: var(--fg-r2) var(--fg-r2) var(--fg-r1) var(--fg-r1);
  padding: 16px 20px 18px; box-shadow: 0 10px 0 -6px var(--fg-line);
}

.fg-tuijian {
  border-left: 1px solid var(--fg-gold); padding: 4px 0 4px 20px; max-width: 34em;
}
.fg-tuijian-lbl { display: block; font-size: 14px; color: var(--fg-ink-2); }
.fg-tuijian-a {
  display: inline-block; font-size: 21px; font-weight: 700; line-height: 1.45; color: var(--fg-ink);
  text-decoration-color: var(--fg-gold); padding: 4px 0;
}
.fg-tuijian-a:hover { color: var(--fg-blue); }
.fg-tuijian-p { margin: 4px 0 0; font-size: 15px; color: var(--fg-ink-2); }

.fg-ka { position: relative; font-size: 15px; line-height: 1.65; }
.fg-ka p { margin: 6px 0 0; }
.fg-ka-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.fg-ka-lbl { font-size: 14px; color: var(--fg-ink-2); }
.fg-ka-code {
  font-family: var(--fg-lat); font-size: 30px; letter-spacing: .08em; background: #fff; border: 1px solid var(--fg-line);
  border-radius: 14px; padding: 2px 12px; line-height: 1.4; user-select: all;
}
.fg-ka-copy {
  min-height: 44px; min-width: 76px; padding: 0 18px; border: 0; border-radius: var(--fg-r2);
  background: var(--fg-blue); color: #fff; font: inherit; font-size: 15px; cursor: pointer;
}
.fg-ka-copy:hover { background: var(--fg-blue-deep); }
.fg-ka-copy.fg-done { background: var(--fg-ink); }
.fg-ka-gain { font-size: 16px; font-weight: 700; }
.fg-ka-star { color: var(--fg-blue); font-weight: 700; }
.fg-ka-foot { font-size: 13px; color: var(--fg-ink-2); }
.fg-ka-no, .fg-ka-pi { font-size: 14px; color: var(--fg-ink-2); }
.fg-ka-go {
  display: inline-flex; align-items: center; min-height: 46px; margin-top: 10px; padding: 0 22px;
  background: var(--fg-ink); color: #fff; text-decoration: none; border-radius: var(--fg-r2); font-weight: 700;
}
.fg-ka-go:hover { background: var(--fg-blue-deep); color: #fff; }
.fg-ka-art {
  margin: 28px 0; padding: 20px 22px; background: var(--fg-sub); border: 1px solid var(--fg-line);
  border-top: 3px solid var(--fg-gold); border-radius: var(--fg-r2) var(--fg-r2) var(--fg-r1) var(--fg-r1);
}

.fg-shou-more { max-width: var(--fg-wide); margin: 0 auto; padding: 8px 24px 12px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 56px; }
.fg-shou-more > h2 { grid-column: span 1; }
.fg-kuai { border-top: 1px solid var(--fg-line); padding-top: 4px; }
.fg-kuai .fg-h2 { margin-top: .9em; font-size: 26px; }
.fg-kuai p, .fg-kuai li { max-width: 34em; }
.fg-shu { max-width: var(--fg-wide); margin: 12px auto 40px; padding: 0 24px; }
.fg-shu-h { font-size: 18px; margin: 0 0 6px; color: var(--fg-ink-2); font-weight: 400; }
.fg-shu-list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0 22px; }
.fg-shu-list a { display: inline-flex; align-items: center; min-height: 44px; font-size: 15px; }

.fg-crumb-list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; font-size: 14px; color: var(--fg-ink-2); }
.fg-crumb-list li { display: inline-flex; align-items: center; }
.fg-crumb-list li + li::before { content: "/"; margin: 0 10px; color: var(--fg-line); }
.fg-crumb-list a { display: inline-flex; align-items: center; min-height: 44px; }

.fg-wen { max-width: var(--fg-wide); margin: 0 auto; padding: 12px 24px 40px; }
.fg-wen-head { margin: 8px 0 22px; }
.fg-byline { margin-top: 14px; font-size: 14px; color: var(--fg-ink-2); }
.fg-byline-i { white-space: nowrap; }
.fg-byline-gap { display: inline-block; width: 1px; height: 12px; background: var(--fg-line); margin: 0 12px; vertical-align: middle; }
.fg-cover { margin: 0 0 28px; }
.fg-cover img { display: block; width: 100%; border-radius: var(--fg-r1); border: 1px solid var(--fg-line); }
.fg-wen-grid { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 48px; align-items: start; }
.fg-wen-side { position: sticky; top: 16px; }
.fg-art { max-width: 46em; min-width: 0; }
.fg-zw p, .fg-zw li { max-width: 38em; }
.fg-zw ul, .fg-zw ol { padding-left: 1.4em; }
.fg-zw li { margin: .35em 0; }
.fg-zw strong { font-weight: 700; background: linear-gradient(transparent 62%, rgba(184, 146, 58, .22) 62%); }

.fg-mulu { border: 1px solid var(--fg-line); border-radius: var(--fg-r2); background: var(--fg-sub); padding: 6px 14px 10px; }
.fg-mulu-s { min-height: 44px; display: flex; align-items: center; cursor: pointer; font-size: 15px; font-weight: 700; }
.fg-mulu-list { list-style: none; margin: 0; padding: 0; counter-reset: fgm; }
.fg-mulu-list li { counter-increment: fgm; }
.fg-mulu-a { display: flex; gap: 8px; align-items: center; min-height: 44px; font-size: 14px; line-height: 1.45; color: var(--fg-ink); text-decoration: none; border-top: 1px solid var(--fg-line); padding: 6px 0; }
.fg-mulu-a::before { content: counter(fgm); font-family: var(--fg-lat); color: var(--fg-gold); min-width: 1.2em; }
.fg-mulu-a:hover { color: var(--fg-blue); }

.fg-pai { position: relative; margin: 18px 0 30px; padding: 26px 22px 14px; border: 1px solid var(--fg-gold); border-radius: var(--fg-r2); background: var(--fg-sub); font-size: 15px; line-height: 1.75; }
.fg-pai-plate {
  position: absolute; top: -16px; left: 50%; transform: translateX(-50%); white-space: nowrap;
  background: var(--fg-paper); border: 1px solid var(--fg-gold); border-radius: 999px; padding: 3px 18px; font-size: 14px; font-weight: 700;
}
.fg-pai-p { margin: 0 0 8px; }
.fg-pai-src { margin: 0; font-size: 14px; color: var(--fg-ink-2); }

.fg-tu { margin: 26px 0; }
.fg-tu img { display: block; border-radius: var(--fg-r2); border: 1px solid var(--fg-line); background: var(--fg-ink); }
.fg-cap { margin-top: 8px; font-size: 14px; line-height: 1.6; color: var(--fg-ink-2); max-width: 40em; }

.fg-biao { margin: 22px 0 26px; overflow-x: auto; border-radius: var(--fg-r2); border: 1px solid var(--fg-line); background: #fbfbfd; }
.fg-biao-t { border-collapse: collapse; width: 100%; min-width: 620px; font-size: 15px; line-height: 1.65; }
.fg-biao-t th, .fg-biao-t td { text-align: left; vertical-align: top; padding: 12px 14px; border-bottom: 1px solid var(--fg-line); }
.fg-biao-t th { background: var(--fg-sub); font-size: 14px; }
.fg-biao-t tr:last-child td { border-bottom: 0; }
.fg-jingbiao { background: linear-gradient(115deg, var(--fg-sub) 0%, #eef0f7 46%, #fbfbfd 52%, var(--fg-glass) 100%); border-color: var(--fg-gold); }
.fg-jingbiao .fg-biao-t th { background: transparent; border-bottom-color: var(--fg-gold); }
.fg-jingbiao .fg-biao-t td:first-child { font-weight: 700; }

.fg-jiu { border-left: 3px solid var(--fg-blue); padding: 4px 0 4px 18px; margin: 22px 0; }
.fg-jiu p { margin: .4em 0; }

.fg-wenda { margin-top: 44px; border-top: 1px solid var(--fg-gold); }
.fg-wenda-h { font-size: 27px; margin: 1em 0 .4em; line-break: strict; }
.fg-wenda-item { border-bottom: 1px solid var(--fg-line); padding: 6px 0 10px; }
.fg-wenda-q { font-size: 18px; margin: .7em 0 .3em; line-height: 1.5; }
.fg-wenda-a { margin: 0; max-width: 38em; }

.fg-qu { margin: 40px 0 0; padding: 22px 24px; background: var(--fg-sub); border-radius: var(--fg-r1); border: 1px solid var(--fg-line); }
.fg-tags { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; }
.fg-tags-lbl { font-size: 14px; color: var(--fg-ink-2); }
.fg-tags-list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.fg-tag { display: inline-flex; align-items: center; min-height: 36px; padding: 0 14px; border: 1px solid var(--fg-line); border-radius: 999px; font-size: 14px; background: #fff; }
.fg-tag-mute { color: var(--fg-ink-2); }
.fg-qu-links { display: flex; flex-wrap: wrap; gap: 0 22px; margin-top: 10px; }
.fg-qu-a { display: inline-flex; align-items: center; min-height: 44px; font-size: 15px; }

.fg-ye { max-width: 860px; margin: 0 auto; padding: 12px 24px 48px; }
.fg-ye-art { margin-top: 10px; }
.fg-zw-ye { margin-top: 18px; }
.fg-zw-ye h2 { font-size: 24px; margin: 1.8em 0 .5em; line-break: strict; }

.fg-lie { max-width: 980px; margin: 0 auto; padding: 12px 24px 48px; }
.fg-lie-head { border-bottom: 1px solid var(--fg-gold); padding-bottom: 14px; margin: 8px 0 24px; }
.fg-lie-intro p { max-width: 38em; color: var(--fg-ink-2); }
.fg-lie-n, .fg-lie-syn { font-size: 14px; color: var(--fg-ink-2); }
.fg-lie-pg { display: block; font-size: 18px; color: var(--fg-ink-2); font-weight: 400; }
.fg-cards { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; }
.fg-card { background: var(--fg-sub); border: 1px solid var(--fg-line); border-radius: var(--fg-r1) var(--fg-r2) var(--fg-r1) var(--fg-r2); padding: 22px 26px; }
.fg-card-a { font-size: 22px; font-weight: 700; line-height: 1.45; color: var(--fg-ink); text-decoration-color: var(--fg-gold); display: inline-block; padding: 4px 0; }
.fg-card-d { margin: 6px 0; color: var(--fg-ink-2); font-size: 15px; }
.fg-card-t, .fg-card-n { font-size: 14px; color: var(--fg-ink-2); }
.fg-fanye { display: flex; gap: 18px; align-items: center; margin-top: 24px; }
.fg-fanye-a { display: inline-flex; align-items: center; min-height: 44px; }

.fg-zhao { margin: 20px 0 8px; }
.fg-zhao-l { display: block; font-size: 15px; margin-bottom: 6px; }
.fg-zhao-row { display: flex; gap: 10px; }
.fg-zhao-in { flex: 1; min-width: 0; min-height: 48px; padding: 0 16px; font: inherit; font-size: 16px; border: 1px solid var(--fg-line); border-radius: var(--fg-r2); background: #fff; color: var(--fg-ink); }
.fg-zhao-b { min-height: 48px; min-width: 64px; border: 0; border-radius: var(--fg-r2); background: var(--fg-blue); color: #fff; font: inherit; cursor: pointer; }
.fg-zhao-state { font-size: 14px; color: var(--fg-ink-2); }
.fg-zhao-out { list-style: none; margin: 0; padding: 0; }
.fg-zhao-out li { border-top: 1px solid var(--fg-line); padding: 10px 0; }
.fg-zhao-out a { font-weight: 700; display: inline-flex; min-height: 44px; align-items: center; }
.fg-zhao-out p { margin: 0; font-size: 15px; color: var(--fg-ink-2); }

.fg-ye-404 { text-align: left; padding-top: 40px; }
.fg-404-oval { width: 120px; height: 160px; border-radius: 50%; border: 2px solid var(--fg-gold); background: linear-gradient(180deg, var(--fg-sub), var(--fg-glass)); margin-bottom: 22px; display: grid; place-items: center; }
.fg-404-card { width: 54px; height: 34px; border: 1px dashed var(--fg-line); border-radius: 10px; background: #fff; }
.fg-404-p { max-width: 34em; }
.fg-404-go { padding-left: 1.2em; }
.fg-404-go a { display: inline-flex; align-items: center; min-height: 44px; }

.fg-foot { border-top: 1px solid var(--fg-gold); background: var(--fg-sub); margin-top: 24px; }
.fg-foot-in { max-width: var(--fg-wide); margin: 0 auto; padding: 26px 24px 30px; display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 12px 48px; }
.fg-foot-say { margin: 6px 0; font-size: 14px; color: var(--fg-ink-2); max-width: 32em; }
.fg-foot-say a { display: inline-block; padding: 10px 0; }
.fg-foot-links { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 18px; }
.fg-foot-links a { display: inline-flex; align-items: center; min-height: 44px; font-size: 15px; }
.fg-foot-end { grid-column: 1 / -1; font-size: 13px; color: var(--fg-ink-2); font-family: var(--fg-lat); }

@media (max-width: 960px) {
  .fg-wen-grid { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .fg-wen-side { position: static; margin-bottom: 18px; }
  .fg-shou-more { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 760px) {
  body { font-size: 16px; line-height: 1.8; }
  .fg-top-in { padding: 4px 16px; flex-wrap: wrap; gap: 0; }
  .fg-nav { width: 100%; }
  .fg-nav-list { gap: 0; flex-wrap: nowrap; overflow-x: auto; }
  .fg-nav-a { padding: 0 10px; font-size: 15px; white-space: nowrap; }
  .fg-shou {
    grid-template-columns: minmax(0, 1fr); grid-template-areas: "h" "you" "tui";
    padding: 14px 16px 18px; row-gap: 14px;
  }
  .fg-h1-home { font-size: 48px; line-height: 1.12; }
  .fg-shou-lead { font-size: 15px; margin-top: 8px; line-height: 1.7; }
  .fg-shou-you { display: grid; grid-template-columns: 62px minmax(0, 1fr); align-items: end; gap: 10px; }
  .fg-jing { width: 58px; height: 80px; padding: 3px; margin: 0 0 8px 2px; border-width: 1px; }
  .fg-jing::after { inset: -4px; }
  .fg-jing-card { font-size: 11px; padding: 3px 4px; letter-spacing: 0; border-radius: 6px; }
  .fg-tuoban { margin-top: 0; padding: 10px 14px 12px; border-radius: var(--fg-r2); }
  .fg-ka-code { font-size: 24px; padding: 0 8px; }
  .fg-ka-row { gap: 8px; }
  .fg-ka p { margin-top: 4px; }
  .fg-ka-home .fg-ka-no { display: none; }
  .fg-ka-home .fg-ka-lbl { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .fg-ka-home .fg-ka-copy { min-width: 64px; padding: 0 14px; }
  .fg-tuijian { padding-left: 14px; }
  .fg-tuijian-a { font-size: 18px; padding: 2px 0; }
  .fg-tuijian-p { display: none; }
  .fg-shou-more, .fg-shu { padding-left: 16px; padding-right: 16px; }
  .fg-wen, .fg-ye, .fg-lie { padding-left: 16px; padding-right: 16px; }
  .fg-wen-head .fg-h1 { font-size: 30px; line-height: 1.3; }
  .fg-h1-ye, .fg-h1-lie { font-size: 32px; }
  .fg-h2 { font-size: 23px; }
  .fg-cover img { border-radius: var(--fg-r2); }
  .fg-pai { padding: 24px 16px 12px; }
  .fg-ka-art { padding: 16px; }
  .fg-biao { border: 0; background: transparent; overflow: visible; }
  .fg-biao-t { min-width: 0; }
  .fg-biao-t thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .fg-biao-t, .fg-biao-t tbody, .fg-biao-t tr, .fg-biao-t td { display: block; width: 100%; }
  .fg-biao-t tr { border: 1px solid var(--fg-line); border-radius: var(--fg-r2); margin-bottom: 12px; background: #fbfbfd; padding: 6px 0; }
  .fg-jingbiao .fg-biao-t tr { border-color: var(--fg-gold); background: linear-gradient(115deg, var(--fg-sub), #fbfbfd 55%, var(--fg-glass)); }
  .fg-biao-t td { border-bottom: 0; padding: 6px 14px; }
  .fg-biao-t td::before { content: attr(data-fg-lie); display: block; font-size: 13px; color: var(--fg-ink-2); font-weight: 400; }
  .fg-qu { padding: 16px; border-radius: var(--fg-r2); }
  .fg-foot-in { grid-template-columns: minmax(0, 1fr); padding: 20px 16px 24px; }
}

@media (prefers-reduced-motion: no-preference) {
  .fg-ka-copy, .fg-ka-go, .fg-nav-a { transition: background-color .15s ease; }
}
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
}