/* ============================================================
   HTH登录入口指南 — 共享样式（/assets/site.css）
   框架式导航 · 夜场数据现场 · 出版纸面
   ============================================================ */

/* ---------- 设计令牌 ---------- */
:root{
  --paper:#F4EFE4;
  --paper-card:#FBF8F1;
  --ink:#1C1712;
  --ink-soft:#5C6B62;
  --green:#0E2B26;
  --green-card:#1F4A40;
  --navy:#101A2E;
  --lime:#C6F24E;
  --orange:#FF6A2B;
  --ember:#C2401A;
  --mist:#8FA39B;
  --line:rgba(28,23,18,.14);
  --line-soft:rgba(28,23,18,.07);
  --line-dark:rgba(198,242,78,.20);
  --r-xs:8px;
  --r-sm:14px;
  --r-md:20px;
  --r-lg:28px;
  --r-xl:38px;
  --pill:999px;
  --bar-h:64px;
  --rail-w:96px;
  --gutter:clamp(18px,4vw,40px);
  --maxw:1360px;
  --dur:280ms;
  --dur-slow:420ms;
  --ease:cubic-bezier(.22,.72,.28,1);
  --font-display:"Arial Narrow","Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-body:system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}
@media (min-width:1080px){:root{--bar-h:72px;}}
@media (min-width:1440px){:root{--rail-w:104px;}}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--bar-h) + 20px);}
body{
  margin:0;
  padding-top:var(--bar-h);
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:17px;
  font-weight:400;
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
@media (min-width:1080px){body{padding-left:var(--rail-w);}}
main{display:block;}
img,svg,video{display:block;max-width:100%;}
img{height:auto;}
ul,ol{margin:0;padding:0;}
li{list-style:none;}
button{font:inherit;color:inherit;background:none;border:0;}
h1,h2,h3,h4,h5{margin:0;font-family:var(--font-display);font-weight:800;line-height:1.08;letter-spacing:-.015em;}
h1{font-size:clamp(34px,5.2vw,68px);}
h2{font-size:clamp(26px,3.4vw,46px);}
h3{font-size:clamp(19px,1.9vw,24px);letter-spacing:-.01em;}
h4{font-family:var(--font-body);font-size:17px;font-weight:700;letter-spacing:0;}
p{margin:0;}
a{color:inherit;text-decoration:none;}
::selection{background:var(--lime);color:var(--ink);}

/* ---------- 焦点可见 ---------- */
:focus-visible{outline:2px solid var(--orange);outline-offset:3px;border-radius:6px;}
.topbar :focus-visible,
.rail :focus-visible,
.footer :focus-visible{outline:2px solid var(--lime);}

/* ---------- 通用文字件 ---------- */
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:600;letter-spacing:-.01em;}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:11.5px;font-weight:600;
  letter-spacing:.2em;text-transform:uppercase;color:var(--ink-soft);
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--orange);}
.measure{max-width:36em;}
.lede{max-width:34em;font-size:clamp(17px,1.6vw,20px);line-height:1.7;color:var(--ink-soft);}
.link{
  text-decoration:underline;text-decoration-thickness:1.5px;
  text-underline-offset:.24em;text-decoration-color:var(--orange);
  transition:color 180ms var(--ease);
}
.link:hover{color:var(--ember);}
.prose{max-width:36em;}
.prose p+p{margin-top:1.1em;}
.prose h2{margin:1.6em 0 .5em;}
.prose h3{margin:1.4em 0 .4em;}
.prose ul{margin:1em 0;padding-left:1.15em;}
.prose li{list-style:disc;margin:.3em 0;}
.prose a{color:var(--ember);text-decoration:underline;text-underline-offset:.22em;}

/* ---------- 跳过链接 ---------- */
.skip-link{
  position:fixed;top:-80px;left:14px;z-index:200;
  padding:11px 18px;border-radius:var(--pill);
  background:var(--lime);color:var(--ink);
  font-family:var(--font-mono);font-size:13px;font-weight:700;letter-spacing:.06em;
  transition:top var(--dur) var(--ease);
}
.skip-link:focus{top:14px;}

/* ============================================================
   顶部悬浮框架条
   ============================================================ */
.topbar{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:var(--navy);color:var(--paper);
  border-bottom:1px solid var(--line-dark);
  box-shadow:0 12px 32px rgba(6,12,20,0);
  transition:box-shadow var(--dur) var(--ease);
}
.topbar[data-stuck="true"]{box-shadow:0 16px 38px rgba(6,12,20,.38);}
.topbar__inner{
  position:relative;display:flex;align-items:center;gap:14px;
  width:100%;max-width:var(--maxw);height:var(--bar-h);
  margin:0 auto;padding:0 var(--gutter);
}

/* 品牌 */
.brand{display:inline-flex;align-items:center;gap:11px;min-width:0;flex:0 1 auto;color:var(--paper);}
.brand__mark{
  position:relative;flex:0 0 auto;width:30px;height:30px;border-radius:10px;
  background:linear-gradient(135deg,var(--lime) 0 52%,var(--orange) 52% 100%);
  box-shadow:inset 0 0 0 1px rgba(16,26,46,.35);
}
.brand__mark::after{content:"";position:absolute;inset:9px;border-radius:5px;background:var(--navy);}
.brand__text{display:flex;flex-direction:column;min-width:0;}
.brand__name{
  font-family:var(--font-display);font-size:16px;font-weight:800;
  line-height:1.2;letter-spacing:.01em;white-space:nowrap;
}
.brand__tag{
  font-family:var(--font-mono);font-size:10.5px;line-height:1.5;
  letter-spacing:.06em;color:var(--lime);opacity:.86;white-space:nowrap;
}
@media (max-width:519px){.brand__tag{display:none;}}

/* 菜单按钮 */
.nav-toggle{
  display:inline-flex;align-items:center;gap:9px;margin-left:auto;
  padding:9px 14px;border:1px solid var(--line-dark);border-radius:var(--pill);
  background:rgba(198,242,78,.06);color:var(--paper);cursor:pointer;
  transition:border-color var(--dur) var(--ease),color var(--dur) var(--ease);
}
.nav-toggle:hover{border-color:var(--lime);color:var(--lime);}
.nav-toggle__bars{display:inline-flex;flex-direction:column;gap:3px;width:16px;}
.nav-toggle__bars span{display:block;height:2px;border-radius:2px;background:currentColor;transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease);}
.topbar[data-open] .nav-toggle__bars span:nth-child(1){transform:translateY(5px) rotate(45deg);}
.topbar[data-open] .nav-toggle__bars span:nth-child(2){opacity:0;}
.topbar[data-open] .nav-toggle__bars span:nth-child(3){transform:translateY(-5px) rotate(-45deg);}
.nav-toggle__label{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;}

/* 导航（移动端抽屉） */
.nav{
  position:fixed;left:0;right:0;top:var(--bar-h);z-index:79;
  display:none;flex-direction:column;gap:4px;
  max-height:calc(100vh - var(--bar-h));overflow-y:auto;
  padding:14px var(--gutter) 26px;
  background:var(--navy);border-bottom:1px solid var(--line-dark);
}
.topbar[data-open] .nav{display:flex;}
.nav__list{display:flex;flex-direction:column;gap:2px;}
.nav__link{
  display:block;padding:13px 12px;border-left:2px solid transparent;
  border-radius:var(--r-sm);
  color:rgba(244,239,228,.86);font-size:16px;font-weight:500;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.nav__link:hover,.nav__link:focus-visible{background:rgba(198,242,78,.08);color:var(--lime);}
.nav__link[aria-current="page"]{
  color:var(--lime);background:rgba(198,242,78,.10);border-left-color:var(--lime);
}
.nav__tail{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:12px 12px 0;}

@media (min-width:1080px){
  .nav-toggle{display:none;}
  .nav{
    position:static;display:flex;flex-direction:row;align-items:center;gap:6px;
    margin-left:auto;padding:0;background:none;border:0;max-height:none;overflow:visible;
  }
  .nav__list{flex-direction:row;align-items:center;gap:2px;}
  .nav__link{
    padding:8px 12px;border-left:0;border-radius:var(--pill);
    font-size:15px;white-space:nowrap;
  }
  .nav__link[aria-current="page"]{
    border-left-color:transparent;
    box-shadow:inset 0 0 0 1px rgba(198,242,78,.36);
  }
  .nav__tail{padding:0;margin-left:12px;flex-wrap:nowrap;}
}

/* ============================================================
   左侧竖向索引栏（桌面端框架边）
   ============================================================ */
.rail{
  position:fixed;top:var(--bar-h);bottom:0;left:0;z-index:70;
  display:none;flex-direction:column;width:var(--rail-w);
  background:var(--green);
  background-image:linear-gradient(180deg,rgba(198,242,78,.07),rgba(198,242,78,0) 46%);
  border-right:1px solid var(--line-dark);
  overflow:hidden;
}
@media (min-width:1080px){.rail{display:flex;}}
.rail__list{
  display:flex;flex:1 1 auto;flex-direction:column;justify-content:center;gap:6px;
  padding:16px 8px;overflow-y:auto;
}
.rail__link{
  position:relative;display:flex;flex-direction:column;align-items:center;gap:9px;
  padding:12px 4px;border-radius:var(--r-sm);
  color:rgba(143,163,155,.95);
  transition:color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.rail__link:hover{color:var(--lime);background:rgba(198,242,78,.07);}
.rail__link[aria-current="page"]{color:var(--lime);background:rgba(198,242,78,.10);}
.rail__link[aria-current="page"]::before{
  content:"";position:absolute;left:-8px;top:50%;width:3px;height:26px;
  transform:translateY(-50%);border-radius:3px;background:var(--orange);
}
.rail__num{font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.06em;opacity:.9;}
.rail__label{
  writing-mode:vertical-rl;text-orientation:upright;
  font-size:12px;line-height:1;letter-spacing:.22em;
}
.rail__progress{
  position:absolute;right:0;top:0;width:2px;height:100%;
  transform:scaleY(0);transform-origin:top center;
  background:linear-gradient(180deg,var(--lime),var(--orange));
}

/* ============================================================
   按钮 / 标签
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 20px;border:1px solid transparent;border-radius:var(--r-sm);
  font-family:var(--font-body);font-size:15px;font-weight:700;line-height:1.2;
  cursor:pointer;
  transition:transform 220ms var(--ease),background-color 220ms var(--ease),color 220ms var(--ease),border-color 220ms var(--ease);
}
.btn--pill{border-radius:var(--pill);background:var(--orange);color:#140D06;padding:10px 18px;font-size:14px;letter-spacing:.02em;}
.btn--pill:hover{background:var(--lime);transform:translateY(-2px);}
.btn--ghost{background:transparent;color:var(--paper);border-color:rgba(244,239,228,.36);}
.btn--ghost:hover{border-color:var(--lime);color:var(--lime);}
.btn--dark{background:var(--navy);color:var(--paper);}
.btn--dark:hover{background:var(--green-card);transform:translateY(-2px);}
.badge{
  display:inline-flex;align-items:center;gap:6px;white-space:nowrap;
  padding:4px 10px;border:1px solid rgba(198,242,78,.42);border-radius:var(--pill);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--lime);
}
.chip{
  display:inline-flex;align-items:center;gap:7px;cursor:pointer;
  padding:6px 13px;border:1px solid var(--line);border-radius:var(--pill);
  background:var(--paper-card);color:var(--ink);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.chip:hover{border-color:var(--orange);}
.chip[aria-pressed="true"],.chip.is-active{background:var(--navy);border-color:var(--navy);color:var(--lime);}

/* ============================================================
   布局容器与基础组件
   ============================================================ */
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter);}
.container--narrow{max-width:880px;}
.section{padding:clamp(44px,7vw,96px) 0;}
.section__head{
  display:flex;flex-wrap:wrap;align-items:flex-end;gap:14px 26px;
  margin-bottom:clamp(20px,3vw,38px);
}
.section__num{
  font-family:var(--font-display);font-weight:800;
  font-size:clamp(64px,9vw,140px);line-height:.82;letter-spacing:-.03em;
  color:var(--orange);
}
.grid{display:grid;grid-template-columns:1fr;gap:clamp(16px,2.2vw,28px);}
@media (min-width:720px){.grid--2{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){
  .grid--3{grid-template-columns:repeat(3,minmax(0,1fr));}
  .grid--4{grid-template-columns:repeat(4,minmax(0,1fr));}
}
.card{
  padding:clamp(18px,2.4vw,28px);
  background:var(--paper-card);border:1px solid var(--line);border-radius:var(--r-lg);
  transition:border-color 240ms var(--ease),transform 240ms var(--ease);
}
.card:hover{border-color:var(--orange);transform:translateY(-3px);}
.card--dark{background:var(--green-card);border-color:rgba(198,242,78,.20);color:var(--paper);}
.card--dark .lede,.card--dark .eyebrow{color:var(--mist);}

.breadcrumbs{
  display:flex;flex-wrap:wrap;gap:8px;
  padding:20px 0 0;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--ink-soft);
}
.breadcrumbs li::after{content:"/";margin-left:8px;color:var(--mist);}
.breadcrumbs li:last-child::after{content:"";}
.breadcrumbs a:hover{color:var(--orange);}

/* 图片容器基础规则 */
.media{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  aspect-ratio:16/10;
  background:linear-gradient(140deg,var(--green) 0%,var(--navy) 100%);
}
.media--wide{aspect-ratio:21/9;}
.media--tall{aspect-ratio:3/4;}
.media img{width:100%;height:100%;object-fit:cover;}
.media::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(90deg,rgba(198,242,78,.10) 0 1px,rgba(198,242,78,0) 1px 30px);
}
.media__cap{
  position:absolute;left:16px;right:16px;bottom:14px;z-index:1;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:var(--lime);
}

/* 数据表 */
.table-wrap{
  overflow-x:auto;border:1px solid var(--line);
  border-radius:var(--r-lg);background:var(--paper-card);
}
.table{width:100%;border-collapse:collapse;font-size:15px;}
.table th,.table td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap;}
.table thead th{
  font-family:var(--font-mono);font-size:11.5px;font-weight:600;letter-spacing:.14em;
  text-transform:uppercase;color:var(--ink-soft);background:rgba(28,23,18,.04);
}
.table tbody tr:nth-child(even){background:rgba(31,74,64,.05);}
.table tbody tr:last-child td{border-bottom:0;}
.table-wrap--dark{background:var(--green);border-color:var(--line-dark);}
.table--dark{color:var(--paper);}
.table--dark th,.table--dark td{border-bottom-color:rgba(198,242,78,.16);}
.table--dark thead th{color:var(--lime);background:rgba(198,242,78,.06);}
.table--dark tbody tr:nth-child(even){background:rgba(198,242,78,.04);}

/* ============================================================
   页脚
   ============================================================ */
.footer{
  margin-top:clamp(48px,8vw,120px);
  background:var(--green);color:var(--paper);
  border-top:1px solid var(--line-dark);
}
.footer__top{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:16px 24px;
  max-width:var(--maxw);margin:0 auto;
  padding:clamp(34px,6vw,60px) var(--gutter) 24px;
  border-bottom:1px solid rgba(198,242,78,.16);
}
.footer__brand{display:inline-flex;align-items:center;gap:12px;}
.footer__brand .brand__name{font-size:19px;}
.footer__brand .brand__tag{color:var(--mist);letter-spacing:.12em;}
.footer__stamp{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;color:var(--mist);
}
.footer__grid{
  display:grid;grid-template-columns:1fr;gap:30px 26px;
  max-width:var(--maxw);margin:0 auto;padding:34px var(--gutter) 42px;
}
@media (min-width:600px){.footer__grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1080px){.footer__grid{grid-template-columns:repeat(4,minmax(0,1fr));}}
.footer__col{min-width:0;}
.footer__title{
  display:flex;align-items:baseline;gap:8px;margin:0 0 14px;
  font-family:var(--font-mono);font-size:11.5px;font-weight:600;
  letter-spacing:.2em;color:var(--lime);
}
.footer__idx{color:var(--mist);}
.footer__list{display:flex;flex-direction:column;gap:9px;}
.footer__list a{
  display:inline-block;color:rgba(244,239,228,.82);font-size:15px;
  transition:color 180ms var(--ease),padding-left 180ms var(--ease);
}
.footer__list a:hover{color:var(--lime);padding-left:4px;}
.footer__list--contact{gap:14px;}
.footer__list--contact li{display:flex;flex-direction:column;gap:2px;}
.footer__key{font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;color:var(--mist);}
.footer__val{color:rgba(244,239,228,.88);font-size:14.5px;line-height:1.6;word-break:break-word;}
.footer__data{display:flex;flex-direction:column;gap:13px;}
.footer__stat{display:flex;align-items:baseline;gap:10px;font-size:14.5px;color:rgba(244,239,228,.82);}
.footer__stat b{
  min-width:2.4em;
  font-family:var(--font-mono);font-size:22px;font-weight:700;
  letter-spacing:-.03em;color:var(--lime);
}
.footer__note{margin-top:14px;font-size:13.5px;line-height:1.7;color:var(--mist);}
.footer__meta{background:var(--navy);border-top:1px solid rgba(198,242,78,.14);}
.footer__meta-inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:10px 22px;
  max-width:var(--maxw);margin:0 auto;padding:16px var(--gutter);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.05em;color:var(--mist);
}
.footer__legal{display:flex;flex-wrap:wrap;align-items:center;gap:8px 20px;}
.footer__meta-note{color:var(--mist);}

/* ============================================================
   进场与滚动动效
   ============================================================ */
.has-js [data-reveal]{
  opacity:0;transform:translateY(14px);
  transition:opacity var(--dur-slow) var(--ease),transform var(--dur-slow) var(--ease);
}
.has-js [data-reveal].is-in{opacity:1;transform:none;}

/* ---------- 减少动态 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .has-js [data-reveal]{opacity:1;transform:none;transition:none;}
}