/* ============================================================
   皇家国际简体中文站 · 共享样式表 /assets/site.css
   深靛蓝底 + 皇家深紫 + 鎏金强调 + 热力色带
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, h4, p, ul, ol, figure, blockquote, dl, dd { margin: 0; }
ul[class], ol[class] { list-style: none; padding: 0; }
img, svg { display: block; max-width: 100%; }
table { border-collapse: collapse; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
[id] { scroll-margin-top: 132px; }

:root {
  --hj-indigo: #0E1030;
  --hj-purple: #3A1B5C;
  --hj-violet: #5A2E86;
  --hj-gold: #E0B44A;
  --hj-gold-soft: #F2D07A;
  --hj-heat-low: #2E8FA8;
  --hj-heat-mid: #E08A2E;
  --hj-heat-high: #C7452C;
  --hj-paper: #F5F1E8;
  --hj-mist: #A9A7C4;
  --hj-ink: #141225;

  --hj-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", Georgia, serif;
  --hj-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --hj-mono: "IBM Plex Mono", "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --hj-line: rgba(224, 180, 74, 0.34);
  --hj-line-soft: rgba(169, 167, 196, 0.2);
  --hj-shell: 1320px;
  --hj-rail-w: 96px;
}

body {
  background-color: var(--hj-indigo);
  color: var(--hj-paper);
  font-family: var(--hj-sans);
  font-size: clamp(15.5px, 0.5vw + 14px, 17.5px);
  line-height: 1.9;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  background-image:
    repeating-linear-gradient(90deg, rgba(245, 241, 232, 0.028) 0 1px, transparent 1px 7px);
  background-attachment: fixed;
}

h1, h2, h3, h4 { font-family: var(--hj-serif); font-weight: 600; line-height: 1.3; color: var(--hj-paper); }
p { line-height: 1.9; }

:focus-visible {
  outline: 2px solid var(--hj-gold-soft);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- 容器与区块 ---------- */
.hj-main { display: block; }
.hj-shell { width: 100%; max-width: var(--hj-shell); margin: 0 auto; padding: 0 24px; }
.hj-section { padding: 64px 0; }
.hj-section--tight { padding: 34px 0; }
.hj-section__head {
  display: flex; flex-wrap: wrap; align-items: flex-end;
  justify-content: space-between; gap: 16px 32px; margin-bottom: 26px;
}
.hj-rule {
  height: 1px; border: 0;
  background: linear-gradient(90deg, rgba(224, 180, 74, 0.7), rgba(224, 180, 74, 0.06) 70%, transparent);
}
.hj-note { color: var(--hj-mist); font-size: 13.5px; line-height: 1.8; }

/* ---------- 排版层级 ---------- */
.hj-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--hj-mono); font-size: 12px; letter-spacing: 0.2em;
  color: var(--hj-gold);
}
.hj-eyebrow::before { content: ""; width: 26px; height: 1px; background: var(--hj-gold); }
.hj-display {
  font-family: var(--hj-serif); font-weight: 700;
  font-size: clamp(38px, 5.2vw, 64px); line-height: 1.25; letter-spacing: 0.01em;
  color: var(--hj-paper);
}
.hj-h2 {
  font-family: var(--hj-serif); font-weight: 600;
  font-size: clamp(26px, 3vw, 40px); line-height: 1.3; letter-spacing: 0.01em;
}
.hj-h3 { font-family: var(--hj-serif); font-weight: 600; font-size: clamp(19px, 1.4vw, 24px); line-height: 1.4; }
.hj-lede { font-size: clamp(16px, 1.1vw, 18px); line-height: 1.9; color: var(--hj-mist); max-width: 62ch; }
.hj-text { color: var(--hj-mist); line-height: 1.9; max-width: 68ch; }
.hj-text + .hj-text { margin-top: 14px; }
.hj-mono {
  font-family: var(--hj-mono);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  letter-spacing: 0.02em;
}

/* ---------- 按钮 ---------- */
.hj-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 18px;
  border: 1px solid var(--hj-gold);
  background: transparent;
  color: var(--hj-gold);
  font-family: var(--hj-sans); font-size: 13.5px; letter-spacing: 0.1em; line-height: 1.2;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.hj-btn--gold { background: var(--hj-gold); border-color: var(--hj-gold); color: var(--hj-ink); }
.hj-btn--gold:hover { background: var(--hj-gold-soft); border-color: var(--hj-gold-soft); }
.hj-btn--ghost:hover { background: rgba(224, 180, 74, 0.14); }

/* ---------- 跳转链接 ---------- */
.hj-skip {
  position: fixed; left: 16px; top: -80px; z-index: 140;
  padding: 10px 18px;
  background: var(--hj-gold); color: var(--hj-ink);
  font-size: 14px; letter-spacing: 0.08em;
  border-radius: 0 0 4px 4px;
  transition: top 0.2s ease;
}
.hj-skip:focus { top: 0; }

/* ---------- 滚动进度 ---------- */
.hj-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 135;
  background: rgba(224, 180, 74, 0.12);
  pointer-events: none;
}
.hj-progress__fill {
  display: block; width: 100%; height: 100%;
  transform: scaleX(0); transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--hj-heat-low), var(--hj-gold), var(--hj-gold-soft));
}

/* ---------- 页头 ---------- */
.hj-header {
  position: sticky; top: 0; z-index: 120;
  background: var(--hj-purple);
  border-bottom: 1px solid var(--hj-line);
  box-shadow: 0 18px 38px -28px rgba(0, 0, 0, 0.95);
}
.hj-header__rail {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 6px 24px;
  background: var(--hj-ink);
  border-bottom: 1px solid rgba(224, 180, 74, 0.2);
  font-family: var(--hj-mono); font-size: 12px; letter-spacing: 0.08em;
  color: var(--hj-mist);
}
.hj-rail__note { font-size: 12px; line-height: 1.6; }
.hj-rail__meta { display: flex; align-items: center; gap: 14px; flex: none; }
.hj-icp { color: var(--hj-gold); }
.hj-rail__link {
  color: var(--hj-paper);
  border-bottom: 1px dashed rgba(224, 180, 74, 0.5);
  padding-bottom: 1px;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.hj-rail__link:hover { color: var(--hj-gold-soft); border-bottom-color: var(--hj-gold-soft); }

.hj-header__main {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  max-width: var(--hj-shell); margin: 0 auto; padding: 12px 24px;
}

/* 品牌 */
.hj-brand { display: flex; align-items: center; gap: 12px; }
.hj-brand__mark {
  display: grid; place-items: center; flex: none;
  width: 40px; height: 40px;
  border: 1px solid var(--hj-gold);
  color: var(--hj-gold);
  font-family: var(--hj-serif); font-size: 19px; line-height: 1;
  background: linear-gradient(160deg, rgba(224, 180, 74, 0.18), rgba(58, 27, 92, 0.4));
  box-shadow: 3px 3px 0 rgba(20, 18, 37, 0.7);
}
.hj-brand__text { display: block; }
.hj-brand__name {
  display: block;
  font-family: var(--hj-serif); font-weight: 700; font-size: 17px;
  letter-spacing: 0.04em; color: var(--hj-paper); line-height: 1.4;
}
.hj-brand__tagline {
  display: block; margin-top: 2px;
  font-size: 11.5px; letter-spacing: 0.16em; color: var(--hj-mist); line-height: 1.5;
}

/* 移动导航按钮 */
.hj-nav-toggle {
  display: none; align-items: center; gap: 9px; flex: none;
  padding: 8px 12px;
  border: 1px solid rgba(224, 180, 74, 0.55);
  color: var(--hj-gold);
  font-size: 12.5px; letter-spacing: 0.16em; line-height: 1;
}
.hj-nav-toggle__bars { display: grid; gap: 3px; width: 16px; }
.hj-nav-toggle__bars span { display: block; height: 1px; background: currentColor; }
.hj-nav-toggle__bars span:nth-child(2) { width: 68%; }
.hj-nav-toggle[aria-expanded="true"] { background: var(--hj-gold); color: var(--hj-ink); }

/* 导航 */
.hj-nav { display: flex; align-items: center; gap: 22px; }
.hj-nav__list { display: flex; align-items: center; gap: 2px; }
.hj-nav__link {
  position: relative; display: inline-block;
  padding: 9px 12px;
  font-size: 14.5px; letter-spacing: 0.06em; color: var(--hj-mist);
  transition: color 0.2s ease, background-color 0.2s ease;
}
.hj-nav__link::after {
  content: ""; position: absolute; left: 12px; right: 12px; bottom: 4px; height: 1px;
  background: var(--hj-gold);
  transform: scaleX(0); transform-origin: 0 50%;
  transition: transform 0.22s ease;
}
.hj-nav__link:hover { color: var(--hj-paper); }
.hj-nav__link:hover::after { transform: scaleX(1); }
.hj-nav__link[aria-current="page"] { background: var(--hj-gold); color: var(--hj-ink); }
.hj-nav__link[aria-current="page"]::after { transform: scaleX(0); }
.hj-nav__cta { flex: none; }

/* ---------- 页脚 ---------- */
.hj-footer {
  margin-top: 72px;
  background: linear-gradient(180deg, var(--hj-ink), #0A0B22 62%, var(--hj-indigo));
  border-top: 1px solid var(--hj-line);
  color: var(--hj-mist);
}
.hj-footer__top {
  display: grid;
  grid-template-columns: minmax(240px, 0.9fr) minmax(0, 1.8fr);
  gap: 36px 48px;
  max-width: var(--hj-shell); margin: 0 auto;
  padding: 52px 24px 30px;
}
.hj-footer__brand { display: block; }
.hj-footer__mark {
  display: grid; place-items: center;
  width: 44px; height: 44px; margin-bottom: 14px;
  border: 1px solid var(--hj-gold);
  color: var(--hj-gold);
  font-family: var(--hj-serif); font-size: 21px; line-height: 1;
  background: linear-gradient(150deg, rgba(224, 180, 74, 0.16), transparent);
  box-shadow: 3px 3px 0 rgba(224, 180, 74, 0.22);
}
.hj-footer__name {
  font-family: var(--hj-serif); font-weight: 600; font-size: 18px;
  letter-spacing: 0.04em; color: var(--hj-paper);
}
.hj-footer__intro { margin-top: 10px; font-size: 14.5px; line-height: 1.9; max-width: 42ch; }
.hj-footer__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }

.hj-tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border: 1px solid rgba(224, 180, 74, 0.45);
  background: rgba(224, 180, 74, 0.08);
  color: var(--hj-gold-soft);
  font-family: var(--hj-mono); font-size: 12px; letter-spacing: 0.1em; line-height: 1.6;
}

.hj-footer__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.hj-footer__col { min-width: 0; }
.hj-footer__coltitle {
  font-family: var(--hj-serif); font-size: 15px; font-weight: 600;
  letter-spacing: 0.08em; color: var(--hj-paper);
  padding-bottom: 10px; margin-bottom: 12px;
  border-bottom: 1px solid rgba(224, 180, 74, 0.28);
}
.hj-footer__list { display: grid; gap: 2px; }
.hj-footer__link {
  display: inline-block; padding: 4px 0;
  font-size: 14px; color: var(--hj-mist);
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.hj-footer__link:hover { color: var(--hj-gold-soft); border-bottom-color: rgba(224, 180, 74, 0.5); }

.hj-footer__bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 32px;
  max-width: var(--hj-shell); margin: 0 auto;
  padding: 20px 24px 44px;
  border-top: 1px solid var(--hj-line-soft);
  font-size: 13px; line-height: 1.8;
}
.hj-footer__contact { max-width: 68ch; }
.hj-footer__legal { color: var(--hj-mist); }

/* 回到顶部 */
.hj-totop {
  position: fixed; right: 18px; bottom: 18px; z-index: 95;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 14px;
  background: var(--hj-purple);
  border: 1px solid var(--hj-gold);
  color: var(--hj-gold);
  font-size: 12.5px; letter-spacing: 0.14em; line-height: 1;
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s ease;
}
.hj-totop[data-visible] { opacity: 1; visibility: visible; transform: none; }

/* ---------- 双栏 + 厅编号左轨 ---------- */
.hj-layout {
  display: grid;
  grid-template-columns: var(--hj-rail-w) minmax(0, 1fr);
  gap: 28px; align-items: start;
}
.hj-layout__rail { min-width: 0; }
.hj-layout__body { min-width: 0; }
.hj-rail { position: sticky; top: 132px; display: flex; flex-direction: column; gap: 8px; }
.hj-rail__label {
  font-family: var(--hj-mono); font-size: 11px; letter-spacing: 0.18em; color: var(--hj-mist);
}
.hj-rail__num {
  font-family: var(--hj-mono); font-variant-numeric: tabular-nums;
  font-size: 22px; color: var(--hj-gold);
  border-left: 2px solid var(--hj-gold); padding-left: 10px; line-height: 1.4;
}

/* ---------- 栅格 ---------- */
.hj-grid { display: grid; gap: 20px; }
.hj-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.hj-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.hj-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

/* ---------- 纸张叠层卡片 ---------- */
.hj-stack { display: grid; gap: 12px; }
.hj-stack > * { position: relative; }
.hj-stack > *:nth-child(2) { margin-left: 4px; }
.hj-stack > *:nth-child(3) { margin-left: 8px; }
.hj-stack > *:nth-child(4) { margin-left: 12px; }

.hj-card {
  position: relative;
  padding: 22px;
  background: linear-gradient(150deg, rgba(90, 46, 134, 0.5), rgba(20, 18, 37, 0.86));
  border: 1px solid var(--hj-line);
  box-shadow: 4px 4px 0 rgba(20, 18, 37, 0.65);
}
.hj-card--paper {
  background: var(--hj-paper);
  color: var(--hj-ink);
  border-color: rgba(58, 27, 92, 0.28);
  box-shadow: 5px 5px 0 rgba(224, 180, 74, 0.45);
}
.hj-card--paper .hj-card__title { color: var(--hj-purple); }
.hj-card--paper .hj-text,
.hj-card--paper .hj-note { color: rgba(20, 18, 37, 0.72); }
.hj-card__title {
  font-family: var(--hj-serif); font-size: 18px; font-weight: 600;
  line-height: 1.4; color: var(--hj-paper);
}

/* ---------- 热力色带 ---------- */
.hj-heat {
  display: flex; width: 100%; height: 10px;
  border: 1px solid rgba(20, 18, 37, 0.5);
  overflow: hidden;
}
.hj-heat > * { flex: 1; }
.hj-heatbar { display: flex; align-items: stretch; gap: 2px; width: 100%; height: 14px; }
.hj-heatbar__seg { flex: 1; background: var(--hj-mist); opacity: 0.3; }
.hj-heatbar__seg[data-level="1"] { background: var(--hj-heat-low); opacity: 0.85; }
.hj-heatbar__seg[data-level="2"] { background: var(--hj-heat-mid); opacity: 0.9; }
.hj-heatbar__seg[data-level="3"] { background: var(--hj-heat-high); opacity: 0.95; }
.hj-legend { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 12.5px; color: var(--hj-mist); }
.hj-legend__item { display: inline-flex; align-items: center; gap: 7px; line-height: 1.6; }
.hj-legend__chip { display: inline-block; width: 22px; height: 8px; border: 1px solid rgba(20, 18, 37, 0.4); }
.hj-legend__chip[data-level="0"] { background: var(--hj-mist); opacity: 0.35; }
.hj-legend__chip[data-level="1"] { background: var(--hj-heat-low); }
.hj-legend__chip[data-level="2"] { background: var(--hj-heat-mid); }
.hj-legend__chip[data-level="3"] { background: var(--hj-heat-high); }

/* ---------- 数据表 ---------- */
.hj-table { width: 100%; font-size: 14.5px; line-height: 1.5; }
.hj-table th, .hj-table td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--hj-line-soft); }
.hj-table thead th {
  font-family: var(--hj-mono); font-size: 12px; letter-spacing: 0.12em;
  color: var(--hj-gold); border-bottom-color: var(--hj-line);
}
.hj-table td.hj-mono, .hj-table th.hj-mono { font-family: var(--hj-mono); font-variant-numeric: tabular-nums; }

/* ---------- 键值摘要板 ---------- */
.hj-kv { display: grid; gap: 10px; margin: 0; }
.hj-kv__row {
  display: flex; align-items: baseline; justify-content: space-between; gap: 16px;
  padding-bottom: 8px; border-bottom: 1px solid var(--hj-line-soft);
}
.hj-kv__k { color: var(--hj-mist); font-size: 14px; }
.hj-kv__v {
  font-family: var(--hj-mono); font-variant-numeric: tabular-nums;
  color: var(--hj-gold); font-size: 15px;
}

/* ---------- 图片容器 ---------- */
.hj-media {
  position: relative; overflow: hidden;
  border: 1px solid var(--hj-line);
  background: linear-gradient(135deg, var(--hj-violet), var(--hj-ink) 72%);
  box-shadow: 6px 6px 0 rgba(20, 18, 37, 0.55);
}
.hj-media::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(90deg, rgba(245, 241, 232, 0.05) 0 1px, transparent 1px 7px);
}
.hj-media img { width: 100%; height: 100%; object-fit: cover; }
.hj-media--wide { aspect-ratio: 16 / 9; }
.hj-media--tall { aspect-ratio: 3 / 4; }
.hj-media--square { aspect-ratio: 1 / 1; }
.hj-media__cap {
  margin-top: 10px;
  font-family: var(--hj-mono); font-size: 12px; letter-spacing: 0.08em; color: var(--hj-mist);
}

/* ---------- 面包屑 ---------- */
.hj-breadcrumb {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  font-family: var(--hj-mono); font-size: 12px; letter-spacing: 0.1em; color: var(--hj-mist);
}
.hj-breadcrumb__item { color: var(--hj-mist); }
.hj-breadcrumb__item a { transition: color 0.2s ease; }
.hj-breadcrumb__item a:hover { color: var(--hj-gold-soft); }
.hj-breadcrumb__sep { color: rgba(169, 167, 196, 0.6); }

/* ---------- 响应式 ---------- */
@media (max-width: 1100px) {
  .hj-nav { gap: 14px; }
  .hj-nav__link { padding: 9px 9px; font-size: 14px; }
}

@media (max-width: 900px) {
  .hj-header__main { padding: 10px 16px; gap: 12px; }
  .hj-header__rail { padding: 6px 16px; font-size: 11.5px; }
  .hj-rail__note { display: none; }
  .hj-rail__meta { width: 100%; justify-content: space-between; }
  .hj-brand__tagline { display: none; }
  .hj-nav-toggle { display: inline-flex; }
  .hj-nav {
    position: absolute; top: 100%; left: 0; right: 0;
    display: block; flex-direction: column; align-items: stretch; gap: 0;
    padding: 8px 16px 20px;
    background: linear-gradient(180deg, var(--hj-purple), var(--hj-indigo));
    border-bottom: 1px solid var(--hj-line);
    box-shadow: 0 26px 44px -24px rgba(0, 0, 0, 0.95);
    max-height: min(72vh, 540px); overflow-y: auto;
    transform: translateY(-8px);
    opacity: 0; visibility: hidden; pointer-events: none;
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s ease;
  }
  .hj-header[data-open] .hj-nav {
    transform: translateY(0);
    opacity: 1; visibility: visible; pointer-events: auto;
  }
  .hj-nav__list { flex-direction: column; align-items: stretch; gap: 0; }
  .hj-nav__link {
    display: block; padding: 13px 6px;
    font-size: 15px;
    border-bottom: 1px solid rgba(169, 167, 196, 0.18);
  }
  .hj-nav__link::after { display: none; }
  .hj-nav__link[aria-current="page"] {
    background: transparent; color: var(--hj-gold-soft);
    box-shadow: inset 2px 0 0 var(--hj-gold);
  }
  .hj-nav__cta { margin-top: 16px; width: 100%; }
  .hj-layout { grid-template-columns: minmax(0, 1fr); gap: 18px; }
  .hj-rail { position: static; flex-direction: row; flex-wrap: wrap; align-items: center; gap: 10px 16px; }
  .hj-grid--3, .hj-grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hj-footer__top { grid-template-columns: minmax(0, 1fr); gap: 28px; padding: 40px 16px 24px; }
  .hj-footer__bottom { padding: 18px 16px 40px; }
  .hj-footer__intro { max-width: none; }
}

@media (max-width: 640px) {
  .hj-shell { padding: 0 16px; }
  .hj-section { padding: 46px 0; }
  .hj-grid--2, .hj-grid--3, .hj-grid--4 { grid-template-columns: minmax(0, 1fr); }
  .hj-footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hj-brand__mark { width: 36px; height: 36px; font-size: 17px; }
  .hj-brand__name { font-size: 15.5px; }
  .hj-icp { letter-spacing: 0.04em; }
  .hj-card { padding: 18px; }
  .hj-totop { right: 12px; bottom: 12px; padding: 9px 12px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}