/* =========================================================
   浩瀚体育赛场 · /assets/site.css
   共享外壳：reset / 变量 / 中文排版 / 头部 / 页脚 / 基础组件
   ========================================================= */

/* ---------- 01 Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body, h1, h2, h3, h4, h5, p, ul, ol, li, dl, dt, dd, figure, blockquote { margin: 0; padding: 0; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }
button { background: none; border: 0; color: inherit; font: inherit; cursor: pointer; }
input, select, textarea { font: inherit; color: inherit; }
img, svg, video { display: block; max-width: 100%; height: auto; }
table { border-collapse: collapse; width: 100%; }
hr { border: 0; }
[hidden] { display: none !important; }

/* ---------- 02 Design tokens ---------- */
:root {
  --hs-deep: #061724;
  --hs-stand: #0E2A45;
  --hs-indigo: #1B2A54;
  --hs-orange: #FF6A1A;
  --hs-amber: #FF9A3C;
  --hs-green: #2ED47A;
  --hs-cyan: #38C6E5;
  --hs-wine: #58203A;
  --hs-silver: #C7D2DC;
  --hs-fog: #F2F5F8;
  --hs-ink: #04101A;

  --hs-line: rgba(199, 210, 220, .16);
  --hs-line-strong: rgba(199, 210, 220, .34);
  --hs-veil: rgba(6, 23, 36, .72);

  --hs-font-display: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --hs-font-body: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --hs-font-mono: "JetBrains Mono", "IBM Plex Mono", "Source Han Mono", "SF Mono", Consolas, "Courier New", monospace;

  --hs-fs-1: 76px;
  --hs-fs-2: 56px;
  --hs-fs-3: 44px;
  --hs-fs-4: 34px;
  --hs-fs-5: 28px;
  --hs-fs-6: 22px;
  --hs-fs-7: 19px;
  --hs-fs-8: 17px;
  --hs-fs-9: 16px;
  --hs-fs-10: 15px;
  --hs-fs-11: 14px;
  --hs-fs-12: 13px;

  --hs-r-lg: 28px;
  --hs-r-md: 20px;
  --hs-r-sm: 12px;
  --hs-r-pill: 999px;

  --hs-shadow-1: 0 12px 28px rgba(4, 16, 26, .45);
  --hs-shadow-2: 0 22px 52px rgba(4, 16, 26, .66);

  --hs-ease: cubic-bezier(.22, .61, .36, 1);
  --hs-dur: 220ms;

  --hs-rail-w: 88px;
  --hs-mast-h: 154px;
  --hs-notice-h: 46px;
  --hs-head-h: 204px;
  --hs-shell: 1240px;
}

/* ---------- 03 中文排版与页面基底 ---------- */
body {
  min-height: 100vh;
  padding-left: var(--hs-rail-w);
  padding-top: var(--hs-head-h);
  background: var(--hs-deep);
  color: var(--hs-silver);
  font-family: var(--hs-font-body);
  font-size: var(--hs-fs-9);
  line-height: 1.75;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: var(--hs-font-display); color: var(--hs-fog); line-height: 1.24; font-weight: 800; }
h1 { font-size: var(--hs-fs-1); letter-spacing: -.01em; }
h2 { font-size: var(--hs-fs-4); }
h3 { font-size: var(--hs-fs-5); font-weight: 700; }
h4 { font-size: var(--hs-fs-6); font-weight: 700; }
p { margin-bottom: 1.2em; }
p:last-child { margin-bottom: 0; }
strong { color: var(--hs-fog); font-weight: 700; }
::selection { background: var(--hs-orange); color: var(--hs-ink); }

h2[id], h3[id], section[id], div[id] { scroll-margin-top: calc(var(--hs-head-h) + 12px); }

:focus-visible {
  outline: 2px solid var(--hs-cyan);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ---------- 04 跳转链接 ---------- */
.hs-skip {
  position: fixed;
  top: 10px;
  left: 12px;
  z-index: 200;
  padding: 12px 22px;
  border-radius: var(--hs-r-pill);
  background: var(--hs-orange);
  color: var(--hs-ink);
  font-size: var(--hs-fs-11);
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform var(--hs-dur) var(--hs-ease);
}
.hs-skip:focus { transform: translateY(0); }

/* ---------- 05 头部骨架 ---------- */
.hs-header { position: relative; z-index: 90; }

.hs-progress {
  position: fixed;
  top: 0;
  left: var(--hs-rail-w);
  right: 0;
  height: 3px;
  z-index: 120;
  background: rgba(199, 210, 220, .12);
  pointer-events: none;
}
.hs-progress__bar {
  display: block;
  height: 100%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--hs-orange), var(--hs-amber));
  transition: transform 120ms linear;
}

/* 侧边品牌轨道 */
.hs-rail {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--hs-rail-w);
  z-index: 110;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 20px 0 24px;
  background: linear-gradient(180deg, var(--hs-deep) 0%, var(--hs-indigo) 56%, var(--hs-wine) 100%);
  border-right: 1px solid var(--hs-line);
}

.hs-rail__mark {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  width: 54px;
  height: 54px;
  border-radius: var(--hs-r-md);
  background: linear-gradient(150deg, var(--hs-orange), var(--hs-amber));
  color: var(--hs-ink);
  box-shadow: 0 10px 22px rgba(255, 106, 26, .28);
  transition: transform var(--hs-dur) var(--hs-ease), box-shadow var(--hs-dur) var(--hs-ease);
}
.hs-rail__mark:hover { transform: translateY(-2px); box-shadow: 0 14px 28px rgba(255, 106, 26, .4); }
.hs-rail__mark-cn { font-family: var(--hs-font-display); font-size: 22px; font-weight: 900; line-height: 1; }
.hs-rail__mark-code { font-family: var(--hs-font-mono); font-size: 9px; letter-spacing: .12em; opacity: .72; }

.hs-rail__spine {
  flex: 1 1 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  position: relative;
}
.hs-rail__spine::before {
  content: "";
  position: absolute;
  top: 6px;
  bottom: 6px;
  left: 50%;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--hs-line-strong) 22%, var(--hs-line-strong) 78%, transparent);
}
.hs-rail__spine-text {
  writing-mode: vertical-rl;
  font-family: var(--hs-font-mono);
  font-size: 11px;
  letter-spacing: .38em;
  color: rgba(199, 210, 220, .58);
  background: transparent;
}

.hs-rail__meta { width: 100%; padding: 0 8px; display: flex; flex-direction: column; gap: 8px; }
.hs-rail__meta-row { display: flex; flex-direction: column; align-items: center; gap: 1px; margin: 0; }
.hs-rail__meta-key { font-family: var(--hs-font-mono); font-size: 10px; letter-spacing: .1em; color: rgba(199, 210, 220, .48); }
.hs-rail__meta-val { font-family: var(--hs-font-mono); font-size: 11px; color: var(--hs-green); text-align: center; word-break: break-all; }

/* 固定机房带：刊头 + 公告条 */
.hs-bar {
  position: fixed;
  top: 0;
  left: var(--hs-rail-w);
  right: 0;
  z-index: 100;
}

.hs-masthead {
  min-height: var(--hs-mast-h);
  padding: 14px clamp(16px, 3vw, 44px) 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background: linear-gradient(180deg, #061724 0%, #0A1F33 100%);
  border-bottom: 1px solid var(--hs-line);
  transition: min-height var(--hs-dur) var(--hs-ease), padding var(--hs-dur) var(--hs-ease);
}
.hs-masthead__line {
  margin: 0;
  font-family: var(--hs-font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: rgba(199, 210, 220, .62);
  transition: opacity var(--hs-dur) var(--hs-ease), max-height var(--hs-dur) var(--hs-ease);
  max-height: 30px;
  overflow: hidden;
}
.hs-masthead__brand {
  font-family: var(--hs-font-display);
  font-size: clamp(28px, 4.4vw, 46px);
  font-weight: 900;
  letter-spacing: .06em;
  color: var(--hs-fog);
  line-height: 1.1;
  transition: font-size var(--hs-dur) var(--hs-ease);
}
.hs-masthead__brand:hover { color: var(--hs-orange); }

.hs-header[data-condensed] .hs-masthead { min-height: 86px; padding-top: 10px; padding-bottom: 8px; }
.hs-header[data-condensed] .hs-masthead__line { opacity: 0; max-height: 0; }
.hs-header[data-condensed] .hs-masthead__brand { font-size: clamp(22px, 2.6vw, 30px); }
.hs-header[data-condensed] .hs-notice {
  max-height: 0;
  min-height: 0;
  padding-top: 0;
  padding-bottom: 0;
  opacity: 0;
  border-bottom-color: transparent;
}

/* 导航 */
.hs-nav { width: 100%; }
.hs-nav__panel { display: flex; justify-content: center; }
.hs-nav__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: clamp(4px, 1vw, 10px);
}
.hs-nav__link {
  display: inline-block;
  padding: 8px 16px;
  border-radius: var(--hs-r-pill);
  border: 1px solid transparent;
  font-size: var(--hs-fs-11);
  font-weight: 600;
  color: var(--hs-silver);
  transition: background var(--hs-dur) var(--hs-ease), color var(--hs-dur) var(--hs-ease), border-color var(--hs-dur) var(--hs-ease);
}
.hs-nav__link:hover { background: rgba(255, 106, 26, .14); color: var(--hs-fog); border-color: rgba(255, 106, 26, .4); }
.hs-nav__link[aria-current="page"] {
  background: linear-gradient(140deg, var(--hs-orange), var(--hs-amber));
  color: var(--hs-ink);
  font-weight: 800;
  border-color: transparent;
  box-shadow: 0 8px 18px rgba(255, 106, 26, .28);
}

.hs-nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 9px 18px;
  border-radius: var(--hs-r-pill);
  border: 1px solid var(--hs-line-strong);
  background: var(--hs-stand);
  color: var(--hs-fog);
  font-size: var(--hs-fs-11);
  font-weight: 700;
  letter-spacing: .06em;
}
.hs-nav-toggle__bars { display: inline-flex; flex-direction: column; gap: 4px; width: 18px; }
.hs-nav-toggle__bars span { display: block; height: 2px; border-radius: 2px; background: var(--hs-orange); }
.hs-nav-toggle__bars span:nth-child(2) { width: 72%; }
.hs-nav__scrim { display: none; }

/* 公告条 */
.hs-notice {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: var(--hs-notice-h);
  padding: 8px clamp(16px, 3vw, 44px);
  max-height: 140px;
  overflow: hidden;
  background: linear-gradient(90deg, var(--hs-wine) 0%, var(--hs-indigo) 46%, var(--hs-stand) 100%);
  border-bottom: 1px solid rgba(255, 106, 26, .38);
  transition: max-height var(--hs-dur) var(--hs-ease), opacity var(--hs-dur) var(--hs-ease), padding var(--hs-dur) var(--hs-ease);
}
.hs-notice__tag {
  flex: none;
  padding: 2px 12px;
  border-radius: var(--hs-r-pill);
  background: var(--hs-orange);
  color: var(--hs-ink);
  font-family: var(--hs-font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
}
.hs-notice__text { margin: 0; font-size: var(--hs-fs-11); color: var(--hs-fog); }
.hs-notice__link { color: var(--hs-amber); font-weight: 700; border-bottom: 1px solid rgba(255, 154, 60, .6); }
.hs-notice__link:hover { color: var(--hs-orange); }

/* ---------- 06 工具坞 / 快捷查询 / 章节目录 ---------- */
.hs-dock {
  position: fixed;
  right: clamp(14px, 3vw, 30px);
  bottom: clamp(14px, 3vw, 30px);
  z-index: 115;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}
.hs-dock__btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  border-radius: var(--hs-r-pill);
  border: 1px solid var(--hs-line-strong);
  background: rgba(14, 42, 69, .92);
  color: var(--hs-fog);
  font-size: var(--hs-fs-12);
  box-shadow: var(--hs-shadow-1);
  transition: background var(--hs-dur) var(--hs-ease), color var(--hs-dur) var(--hs-ease), border-color var(--hs-dur) var(--hs-ease);
}
.hs-dock__btn:hover { background: var(--hs-orange); color: var(--hs-ink); border-color: var(--hs-orange); }
.hs-dock__btn[aria-expanded="true"] { background: var(--hs-orange); color: var(--hs-ink); border-color: var(--hs-orange); }
.hs-dock__icon { font-family: var(--hs-font-mono); font-size: 14px; line-height: 1; }
.hs-dock__label { font-weight: 600; }

.hs-quick {
  position: fixed;
  right: clamp(14px, 3vw, 30px);
  bottom: calc(clamp(14px, 3vw, 30px) + 128px);
  z-index: 118;
  width: min(380px, calc(100vw - 32px));
  padding: 20px;
  border-radius: var(--hs-r-lg);
  background: linear-gradient(160deg, var(--hs-stand), var(--hs-deep) 70%);
  border: 1px solid var(--hs-line-strong);
  box-shadow: var(--hs-shadow-2);
}
.hs-quick__head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.hs-quick__title { margin: 0; font-family: var(--hs-font-mono); font-size: var(--hs-fs-12); letter-spacing: .2em; color: var(--hs-orange); }
.hs-quick__close {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--hs-line-strong);
  color: var(--hs-silver);
  font-size: 18px;
  line-height: 1;
}
.hs-quick__close:hover { background: var(--hs-orange); color: var(--hs-ink); border-color: var(--hs-orange); }
.hs-quick__label { display: block; font-size: var(--hs-fs-12); color: rgba(199, 210, 220, .78); margin-bottom: 8px; }
.hs-quick__input {
  width: 100%;
  padding: 11px 16px;
  border-radius: var(--hs-r-pill);
  border: 1px solid var(--hs-line-strong);
  background: rgba(4, 16, 26, .66);
  color: var(--hs-fog);
  font-family: var(--hs-font-mono);
  font-size: var(--hs-fs-12);
}
.hs-quick__input::placeholder { color: rgba(199, 210, 220, .45); }
.hs-quick__hint { margin: 10px 0 0; font-size: 12px; color: rgba(199, 210, 220, .6); }
.hs-quick__status { margin: 6px 0 0; font-family: var(--hs-font-mono); font-size: 12px; color: var(--hs-green); }

.hs-toc {
  position: fixed;
  right: clamp(14px, 2.4vw, 28px);
  top: calc(var(--hs-head-h) + 20px);
  z-index: 108;
  width: 214px;
  max-height: 62vh;
  overflow-y: auto;
  padding: 18px 16px;
  border-radius: var(--hs-r-md);
  background: rgba(14, 42, 69, .94);
  border: 1px solid var(--hs-line);
  box-shadow: var(--hs-shadow-1);
}
.hs-toc__title { margin: 0 0 10px; font-family: var(--hs-font-mono); font-size: 11px; letter-spacing: .2em; color: var(--hs-orange); }
.hs-toc__list { display: flex; flex-direction: column; gap: 2px; }
.hs-toc__item { margin: 0; }
.hs-toc__link {
  display: flex;
  gap: 8px;
  width: 100%;
  padding: 6px 8px;
  border-radius: var(--hs-r-sm);
  border-left: 2px solid transparent;
  font-size: var(--hs-fs-12);
  color: rgba(199, 210, 220, .78);
  text-align: left;
  transition: color var(--hs-dur) var(--hs-ease), border-color var(--hs-dur) var(--hs-ease), background var(--hs-dur) var(--hs-ease);
}
.hs-toc__link:hover { background: rgba(255, 106, 26, .12); color: var(--hs-fog); }
.hs-toc__link[data-active] { color: var(--hs-orange); border-left-color: var(--hs-orange); background: rgba(255, 106, 26, .1); }
.hs-toc__num { flex: none; font-family: var(--hs-font-mono); font-size: 11px; opacity: .72; }
.hs-toc__text { flex: 1 1 auto; }

/* ---------- 07 页脚 ---------- */
.hs-footer {
  position: relative;
  background: linear-gradient(180deg, var(--hs-deep) 0%, var(--hs-ink) 100%);
  border-top: 1px solid var(--hs-line);
  padding: clamp(40px, 6vw, 76px) 0 28px;
}
.hs-footer__inner {
  width: min(var(--hs-shell), 100%);
  margin-inline: auto;
  padding-inline: clamp(18px, 3vw, 44px);
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 2.1fr) minmax(0, 1.3fr);
  gap: clamp(24px, 3.4vw, 56px);
  align-items: start;
}
.hs-footer__kicker {
  margin: 0 0 6px;
  font-family: var(--hs-font-mono);
  font-size: 12px;
  letter-spacing: .24em;
  color: var(--hs-orange);
}
.hs-footer__name {
  margin: 0 0 10px;
  font-family: var(--hs-font-display);
  font-size: var(--hs-fs-5);
  font-weight: 900;
  color: var(--hs-fog);
  letter-spacing: .04em;
}
.hs-footer__desc { margin: 0 0 16px; font-size: var(--hs-fs-12); color: rgba(199, 210, 220, .78); max-width: 34em; }
.hs-footer__meta { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; }
.hs-footer__meta span {
  padding: 3px 12px;
  border-radius: var(--hs-r-pill);
  border: 1px solid var(--hs-line);
  background: rgba(27, 42, 84, .55);
  font-family: var(--hs-font-mono);
  font-size: 11px;
  color: var(--hs-silver);
}

.hs-footer__cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2.4vw, 32px);
}
.hs-footer__col-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  font-family: var(--hs-font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--hs-fog);
}
.hs-footer__col-title::before {
  content: "";
  width: 4px;
  height: 14px;
  border-radius: 2px;
  background: var(--hs-orange);
}
.hs-footer__list { display: flex; flex-direction: column; gap: 8px; }
.hs-footer__link { font-size: var(--hs-fs-12); color: rgba(199, 210, 220, .82); border-bottom: 1px solid transparent; transition: color var(--hs-dur) var(--hs-ease), border-color var(--hs-dur) var(--hs-ease); }
.hs-footer__link:hover { color: var(--hs-orange); border-bottom-color: rgba(255, 106, 26, .55); }

.hs-footer__contact {
  padding: 18px 20px;
  border-radius: var(--hs-r-md);
  background: linear-gradient(150deg, rgba(27, 42, 84, .9), rgba(88, 32, 58, .55));
  border: 1px solid var(--hs-line);
}
.hs-footer__contact-line { margin: 0 0 8px; font-family: var(--hs-font-mono); font-size: 12px; color: var(--hs-silver); word-break: break-all; }
.hs-footer__hours { margin: 0; font-size: 12px; color: var(--hs-green); }

.hs-footer__base {
  width: min(var(--hs-shell), 100%);
  margin: clamp(28px, 4vw, 48px) auto 0;
  padding: 20px clamp(18px, 3vw, 44px) 0;
  border-top: 1px solid var(--hs-line);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  align-items: center;
  justify-content: space-between;
  font-family: var(--hs-font-mono);
  font-size: 12px;
  color: rgba(199, 210, 220, .62);
}
.hs-footer__legal { margin: 0; }
.hs-footer__note { margin: 0; }
.hs-footer__year { margin: 0; }

/* ---------- 08 通用布局与正文容器 ---------- */
.hs-main { padding: clamp(28px, 4vw, 56px) clamp(18px, 4vw, 48px) clamp(64px, 8vw, 120px); }
.hs-container { width: min(var(--hs-shell), 100%); margin-inline: auto; }
.hs-stack { display: flex; flex-direction: column; gap: clamp(16px, 2vw, 28px); }
.hs-cluster { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.hs-grid { display: grid; gap: clamp(16px, 2vw, 28px); grid-template-columns: 1fr; }
.hs-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.hs-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.hs-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.hs-section { padding: clamp(36px, 5vw, 84px) clamp(18px, 4vw, 48px); }
.hs-section--fog { background: var(--hs-fog); color: var(--hs-deep); }
.hs-section--fog h2, .hs-section--fog h3, .hs-section--fog h4 { color: var(--hs-deep); }
.hs-section--stand { background: var(--hs-stand); }
.hs-section--indigo { background: var(--hs-indigo); }
.hs-section--wine { background: linear-gradient(160deg, var(--hs-wine), var(--hs-indigo)); }
.hs-section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px 24px;
  margin-bottom: clamp(20px, 3vw, 36px);
}
.hs-eyebrow {
  margin: 0 0 6px;
  font-family: var(--hs-font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--hs-orange);
}
.hs-section__title { position: relative; padding-left: 16px; margin: 0; }
.hs-section__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: .18em;
  bottom: .18em;
  width: 4px;
  border-radius: 2px;
  background: var(--hs-orange);
}
.hs-section__meta { margin: 0; font-family: var(--hs-font-mono); font-size: 12px; color: rgba(199, 210, 220, .64); }
.hs-section--fog .hs-section__meta { color: rgba(6, 23, 36, .6); }

.hs-slash {
  height: 56px;
  margin-block: -28px;
  transform: skewY(-4deg);
  background: linear-gradient(90deg, var(--hs-indigo), var(--hs-stand));
  border-block: 1px solid var(--hs-line);
}

.hs-lead { font-size: var(--hs-fs-7); color: var(--hs-fog); line-height: 1.7; }
.hs-note { font-size: var(--hs-fs-12); color: rgba(199, 210, 220, .68); }
.hs-mono { font-family: var(--hs-font-mono); font-size: var(--hs-fs-12); letter-spacing: .04em; }
.hs-meta-line { display: flex; flex-wrap: wrap; gap: 8px 18px; font-family: var(--hs-font-mono); font-size: 12px; color: rgba(199, 210, 220, .68); }

/* ---------- 09 基础组件 ---------- */
.hs-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--hs-r-pill);
  border: 1px solid var(--hs-line-strong);
  font-size: var(--hs-fs-11);
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--hs-fog);
  background: transparent;
  transition: background var(--hs-dur) var(--hs-ease), color var(--hs-dur) var(--hs-ease), border-color var(--hs-dur) var(--hs-ease), transform var(--hs-dur) var(--hs-ease);
}
.hs-btn:hover { transform: translateY(-2px); }
.hs-btn--primary {
  background: linear-gradient(140deg, var(--hs-orange), var(--hs-amber));
  color: var(--hs-ink);
  border-color: transparent;
  box-shadow: 0 12px 26px rgba(255, 106, 26, .28);
}
.hs-btn--ghost { border-color: var(--hs-orange); color: var(--hs-orange); }
.hs-btn--ghost:hover { background: rgba(255, 106, 26, .14); color: var(--hs-fog); }
.hs-btn--quiet { border-color: var(--hs-line); color: var(--hs-silver); }
.hs-btn--quiet:hover { border-color: var(--hs-line-strong); color: var(--hs-fog); }
.hs-btn--sm { padding: 9px 18px; font-size: 12px; }
.hs-btn--block { width: 100%; }

.hs-breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-family: var(--hs-font-mono); font-size: 12px; color: rgba(199, 210, 220, .6); }
.hs-breadcrumb__item { color: inherit; }
.hs-breadcrumb__item[aria-current="page"] { color: var(--hs-orange); }
.hs-breadcrumb__sep { color: rgba(199, 210, 220, .34); }

.hs-card {
  padding: clamp(18px, 2.2vw, 26px);
  border-radius: var(--hs-r-md);
  background: linear-gradient(160deg, var(--hs-stand), rgba(6, 23, 36, .92));
  border: 1px solid var(--hs-line);
}
.hs-card--accent { border-color: rgba(255, 106, 26, .5); background: linear-gradient(150deg, rgba(255, 106, 26, .16), var(--hs-stand)); }
.hs-card--wine { background: linear-gradient(150deg, var(--hs-wine), var(--hs-indigo)); }
.hs-card__label { margin: 0 0 8px; font-family: var(--hs-font-mono); font-size: 11px; letter-spacing: .18em; color: var(--hs-cyan); }
.hs-card__value {
  margin: 0 0 8px;
  font-family: var(--hs-font-display);
  font-size: var(--hs-fs-4);
  font-weight: 900;
  color: var(--hs-fog);
  line-height: 1.1;
}
.hs-card__value em { font-style: normal; border-bottom: 4px solid var(--hs-orange); }
.hs-card__note { margin: 0; font-size: var(--hs-fs-12); color: rgba(199, 210, 220, .76); }

.hs-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 12px;
  border-radius: var(--hs-r-pill);
  border: 1px solid var(--hs-line-strong);
  font-family: var(--hs-font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--hs-silver);
}
.hs-tag--orange { background: rgba(255, 106, 26, .16); border-color: rgba(255, 106, 26, .6); color: var(--hs-amber); }
.hs-tag--green { background: rgba(46, 212, 122, .14); border-color: rgba(46, 212, 122, .55); color: var(--hs-green); }
.hs-tag--cyan { background: rgba(56, 198, 229, .14); border-color: rgba(56, 198, 229, .55); color: var(--hs-cyan); }
.hs-tag--silver { background: rgba(199, 210, 220, .12); }

.hs-status { display: inline-flex; align-items: center; gap: 7px; font-family: var(--hs-font-mono); font-size: 12px; color: var(--hs-green); }
.hs-status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; box-shadow: 0 0 0 4px rgba(46, 212, 122, .18); }

.hs-list { display: flex; flex-direction: column; gap: 12px; }
.hs-list__item { display: flex; gap: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--hs-line); font-size: var(--hs-fs-12); color: rgba(199, 210, 220, .84); }
.hs-list__item:last-child { border-bottom: 0; padding-bottom: 0; }
.hs-list__lead { flex: none; font-family: var(--hs-font-mono); font-size: 12px; color: var(--hs-orange); }
.hs-list--index { counter-reset: hs-index; }
.hs-list--index .hs-list__lead::before { counter-increment: hs-index; content: counter(hs-index, decimal-leading-zero); }

.hs-timeline { position: relative; display: flex; flex-direction: column; gap: 20px; padding-left: 26px; }
.hs-timeline::before { content: ""; position: absolute; left: 7px; top: 6px; bottom: 6px; width: 2px; background: linear-gradient(180deg, var(--hs-orange), rgba(199, 210, 220, .18)); }
.hs-timeline__item { position: relative; }
.hs-timeline__dot { position: absolute; left: -26px; top: 7px; width: 16px; height: 16px; border-radius: 50%; background: var(--hs-deep); border: 2px solid var(--hs-orange); }
.hs-timeline__time { display: block; margin-bottom: 4px; font-family: var(--hs-font-mono); font-size: 12px; color: var(--hs-cyan); }
.hs-timeline__body { margin: 0; font-size: var(--hs-fs-12); color: rgba(199, 210, 220, .84); }

.hs-filter { display: flex; flex-wrap: wrap; gap: 8px; }
.hs-filter__btn {
  padding: 8px 16px;
  border-radius: var(--hs-r-pill);
  border: 1px solid var(--hs-line-strong);
  font-family: var(--hs-font-mono);
  font-size: 12px;
  color: var(--hs-silver);
  transition: background var(--hs-dur) var(--hs-ease), color var(--hs-dur) var(--hs-ease), border-color var(--hs-dur) var(--hs-ease);
}
.hs-filter__btn:hover { border-color: var(--hs-orange); color: var(--hs-fog); }
.hs-filter__btn[aria-pressed="true"] { background: var(--hs-orange); border-color: var(--hs-orange); color: var(--hs-ink); font-weight: 700; }

.hs-panel {
  padding: clamp(20px, 3vw, 36px);
  border-radius: var(--hs-r-lg);
  background: rgba(14, 42, 69, .72);
  border: 1px solid var(--hs-line);
}

/* ---------- 10 响应式图片容器 ---------- */
.hs-media {
  position: relative;
  overflow: hidden;
  border-radius: var(--hs-r-lg);
  aspect-ratio: 16 / 9;
  background: linear-gradient(140deg, var(--hs-stand) 0%, var(--hs-indigo) 52%, var(--hs-wine) 100%);
  border: 1px solid var(--hs-line);
}
.hs-media--wide { aspect-ratio: 21 / 9; }
.hs-media--tall { aspect-ratio: 3 / 4; }
.hs-media--square { aspect-ratio: 1 / 1; }
.hs-media img { width: 100%; height: 100%; object-fit: cover; }
.hs-media__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 12px 18px;
  background: linear-gradient(180deg, rgba(4, 16, 26, 0), rgba(4, 16, 26, .82));
  font-family: var(--hs-font-mono);
  font-size: 11px;
  color: var(--hs-silver);
}

/* ---------- 11 工具类与显现动效 ---------- */
.hs-visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}
.hs-reveal { opacity: 0; transform: translateY(8px); }
.hs-reveal.is-visible { opacity: 1; transform: none; transition: opacity 240ms var(--hs-ease), transform 240ms var(--hs-ease); }

/* ---------- 12 断点 ---------- */
@media (max-width: 1180px) {
  .hs-toc { display: none; }
}

@media (max-width: 1023px) {
  :root {
    --hs-rail-w: 72px;
    --hs-mast-h: 140px;
    --hs-head-h: 192px;
    --hs-fs-1: 58px;
    --hs-fs-2: 44px;
    --hs-fs-3: 36px;
    --hs-fs-4: 30px;
    --hs-fs-5: 25px;
  }
  .hs-footer__inner { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hs-footer__brand { grid-column: 1 / -1; }
  .hs-footer__contact { grid-column: 1 / -1; }
  .hs-grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hs-grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 899px) {
  .hs-nav-toggle { display: inline-flex; }
  .hs-nav__panel {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: min(84vw, 340px);
    z-index: 112;
    display: block;
    padding: 28px 20px;
    background: linear-gradient(180deg, var(--hs-stand), var(--hs-deep));
    border-right: 1px solid var(--hs-line-strong);
    box-shadow: var(--hs-shadow-2);
    transform: translateX(-104%);
    transition: transform var(--hs-dur) var(--hs-ease);
    overflow-y: auto;
  }
  .hs-nav__list { flex-direction: column; align-items: stretch; gap: 6px; }
  .hs-nav__link { display: block; padding: 13px 18px; border-radius: var(--hs-r-sm); font-size: var(--hs-fs-9); border-color: var(--hs-line); }
  .hs-nav[data-open] .hs-nav__panel { transform: translateX(0); }
  .hs-nav__scrim {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 111;
    background: rgba(4, 16, 26, .68);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--hs-dur) var(--hs-ease);
  }
  .hs-nav[data-open] .hs-nav__scrim { opacity: 1; pointer-events: auto; }
  .hs-social, .hs-footer__cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 767px) {
  :root {
    --hs-rail-w: 0px;
    --hs-mast-h: 108px;
    --hs-notice-h: 58px;
    --hs-head-h: 178px;
    --hs-fs-1: 40px;
    --hs-fs-2: 32px;
    --hs-fs-3: 28px;
    --hs-fs-4: 24px;
    --hs-fs-5: 21px;
    --hs-fs-6: 19px;
  }
  body { font-size: var(--hs-fs-9); }
  .hs-rail { display: none; }
  .hs-progress { left: 0; }
  .hs-masthead__line { display: none; }
  .hs-masthead { gap: 6px; }
  .hs-notice { align-items: flex-start; flex-wrap: wrap; gap: 6px 10px; font-size: 12px; }
  .hs-notice__text { flex: 1 1 220px; line-height: 1.5; }
  .hs-dock__label { display: none; }
  .hs-dock__btn { padding: 11px; border-radius: 50%; }
  .hs-quick { bottom: calc(clamp(14px, 3vw, 30px) + 132px); }
  .hs-grid--2, .hs-grid--3, .hs-grid--4 { grid-template-columns: 1fr; }
  .hs-footer__inner { grid-template-columns: 1fr; }
  .hs-footer__cols { grid-template-columns: 1fr 1fr; }
  .hs-footer__base { flex-direction: column; align-items: flex-start; gap: 6px; }
  .hs-media--wide { aspect-ratio: 16 / 9; }
}

@media (max-width: 420px) {
  .hs-footer__cols { grid-template-columns: 1fr; }
}

/* ---------- 13 偏好减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .hs-reveal { opacity: 1; transform: none; }
  .hs-progress__bar { transition: none; }
}