:root {
  color-scheme: dark;
  --paper: #e9dfca;
  --muted: #aa9d87;
  --gold: #d6b16d;
  --gold-light: #f0dba8;
  --line: rgba(214, 177, 109, .25);
  font-family: "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--paper);
  background: radial-gradient(ellipse at 50% 0, #342117, #100d0b 55%);
  font-size: 14px;
  line-height: 1.8;
}
.site { width: min(1080px, calc(100% - 40px)); margin: 0 auto; }
.header { display: flex; min-height: 112px; align-items: center; gap: 17px; border-bottom: 1px solid var(--line); }
.emblem {
  display: grid;
  width: 50px;
  height: 50px;
  place-items: center;
  border: 1px solid var(--gold);
  color: var(--gold-light);
  font-family: "KaiTi", "STKaiti", serif;
  font-size: 28px;
  box-shadow: inset 0 0 0 4px rgba(214, 177, 109, .08);
}
.title-lockup p, .section-heading > span, .eyebrow {
  color: var(--gold);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .2em;
}
.title-lockup p { margin: 0; }
.title-lockup h1 { margin: 0; font-size: 24px; letter-spacing: .16em; }
.header-tag { margin-left: auto; color: var(--muted); font-size: 11px; letter-spacing: .12em; }
.guide-nav { display: flex; gap: 28px; padding: 12px 0; border-bottom: 1px solid rgba(214, 177, 109, .12); }
.guide-nav a { color: #c3b59e; font-size: 12px; text-decoration: none; }
.guide-nav a:hover { color: var(--gold-light); }
.guide-hero {
  position: relative;
  display: flex;
  min-height: 290px;
  align-items: center;
  justify-content: space-between;
  overflow: hidden;
  padding: 38px clamp(22px, 6vw, 68px);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(115deg, rgba(12, 10, 8, .97), rgba(38, 25, 17, .88));
}
.guide-hero::after { position: absolute; top: 45px; right: 8%; width: 195px; height: 195px; border: 1px solid rgba(214, 177, 109, .2); border-radius: 50%; box-shadow: 0 0 0 16px rgba(214, 177, 109, .025), 0 0 70px rgba(214, 177, 109, .1); content: ""; }
.guide-hero > div:first-child { position: relative; z-index: 1; max-width: 640px; }
.eyebrow { margin: 0 0 9px; }
.guide-hero h2 { margin: 0; font-family: "KaiTi", "STKaiti", serif; font-size: clamp(34px, 5vw, 52px); font-weight: 500; letter-spacing: .08em; line-height: 1.35; }
.guide-hero h2 span { color: var(--gold-light); }
.guide-hero p:last-child { max-width: 560px; margin: 12px 0 0; color: #c0b39e; }
.hero-seal { position: relative; z-index: 1; display: grid; width: 98px; height: 98px; flex: 0 0 auto; align-content: center; justify-items: center; margin: 0 5% 0 22px; border: 2px solid rgba(214, 177, 109, .68); outline: 1px solid rgba(214, 177, 109, .3); outline-offset: 5px; color: var(--gold-light); font-family: "KaiTi", "STKaiti", serif; transform: rotate(-8deg); }
.hero-seal span { font-size: 14px; letter-spacing: .3em; }
.hero-seal b { font-size: 29px; letter-spacing: .15em; }
.guide-section { padding: 53px 0; }
.section-heading { margin-bottom: 20px; }
.section-heading > span { display: block; }
.section-heading h2 { margin: 3px 0 0; font-size: 23px; font-weight: 500; letter-spacing: .1em; }
.section-heading p { margin: 4px 0 0; color: var(--muted); font-size: 12px; }
.route-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.guide-card { padding: 20px 22px; border: 1px solid var(--line); background: linear-gradient(145deg, rgba(101, 63, 38, .17), rgba(255, 255, 255, .018)); }
.step { color: var(--gold); font-size: 10px; letter-spacing: .12em; }
.guide-card h3 { margin: 7px 0 5px; color: var(--gold-light); font-size: 18px; font-weight: 600; }
.guide-card p, .class-grid p, .growth-grid p { margin: 0; color: #b8ac97; font-size: 12px; }
.route-tip { display: inline-block; margin-top: 13px; padding-top: 8px; border-top: 1px solid rgba(214, 177, 109, .15); color: #897a63; font-size: 10px; }
.class-section { border-top: 1px solid rgba(214, 177, 109, .14); border-bottom: 1px solid rgba(214, 177, 109, .14); }
.class-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 13px; }
.class-grid article { display: flex; gap: 13px; padding: 19px; border: 1px solid rgba(214, 177, 109, .18); background: rgba(255, 255, 255, .02); }
.class-grid article > b { display: grid; width: 38px; height: 38px; flex: 0 0 auto; place-items: center; border: 1px solid rgba(214, 177, 109, .4); color: var(--gold-light); font-family: "KaiTi", "STKaiti", serif; font-size: 22px; font-weight: 400; }
.class-grid h3 { margin: 0 0 4px; color: var(--gold-light); font-size: 15px; }
.growth-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.growth-grid article { min-height: 160px; padding: 20px; border-top: 2px solid var(--gold); background: rgba(255, 255, 255, .025); }
.growth-grid article > span { color: var(--gold); font-size: 10px; letter-spacing: .14em; }
.growth-grid h3 { margin: 9px 0 5px; color: var(--gold-light); font-size: 15px; }
.guide-note { display: flex; gap: 16px; align-items: baseline; padding: 16px 20px; border: 1px solid rgba(214, 177, 109, .2); background: rgba(214, 177, 109, .045); }
.guide-note span { flex: 0 0 auto; color: var(--gold); font-size: 12px; font-weight: 700; }
.guide-note p { margin: 0; color: var(--muted); font-size: 11px; }
.footer { display: flex; justify-content: space-between; margin-top: 45px; padding: 17px 0 24px; border-top: 1px solid var(--line); color: #837865; font-size: 10px; }

@media (max-width: 720px) {
  .site { width: min(100% - 28px, 560px); }
  .header { min-height: 90px; }
  .emblem { width: 43px; height: 43px; font-size: 24px; }
  .title-lockup h1 { font-size: 19px; }
  .title-lockup p { font-size: 7px; }
  .header-tag { max-width: 85px; font-size: 9px; text-align: right; }
  .guide-nav { justify-content: space-between; gap: 8px; }
  .guide-nav a { font-size: 10px; }
  .guide-hero { min-height: 300px; padding: 30px 22px 105px; }
  .guide-hero::after { top: auto; right: -52px; bottom: -36px; width: 180px; height: 180px; }
  .hero-seal { position: absolute; right: 29px; bottom: 24px; width: 62px; height: 62px; margin: 0; opacity: .75; }
  .hero-seal span { font-size: 9px; }
  .hero-seal b { font-size: 20px; }
  .guide-section { padding: 40px 0; }
  .route-grid, .class-grid, .growth-grid { grid-template-columns: 1fr; }
  .guide-card { padding: 17px; }
  .class-grid article { padding: 16px; }
  .growth-grid article { min-height: auto; }
  .guide-note { display: block; }
  .guide-note p { margin-top: 5px; }
  .footer { flex-direction: column; gap: 3px; margin-top: 32px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}