/* ==========================================================================
   新普金会馆 · 共享样式表 /assets/site.css
   主题：剧场聚光 × 数字控制台
   ========================================================================== */

/* ---------- 1. 变量 ---------- */
:root{
  --deep:#030910;
  --deep-space:#071A2F;
  --panel:#0D2542;
  --gold:#F2B84B;
  --cyan:#35D6E8;
  --warm:#F7F4EC;
  --mist:#9BB0C9;
  --red:#FF5A5F;
  --green:#3DDC97;
  --gold-line:#C9922E;

  --shell:1180px;
  --header-h:64px;
  --gutter:18px;
  --radius:0;

  --font-display:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-mono:"JetBrains Mono","SFMono-Regular",Consolas,monospace;

  --surface-grad:linear-gradient(180deg, rgba(13,37,66,.94), rgba(7,26,47,.94));
  --shadow-hard:10px 10px 0 -2px rgba(3,9,16,.70);
  --shadow-hard-cyan:14px 14px 0 -2px rgba(53,214,232,.22);
  --line:2px;
}

@media (min-width:768px){
  :root{ --header-h:72px; --gutter:28px; }
}
@media (min-width:1024px){
  :root{ --header-h:112px; --gutter:36px; }
}

/* ---------- 2. Reset & 中文排版 ---------- */
*,*::before,*::after{ box-sizing:border-box; }

html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  text-underline-offset:3px;
}

body{
  margin:0;
  min-height:100vh;
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.8;
  color:var(--warm);
  background-color:var(--deep);
  background-image:
    radial-gradient(58% 42% at 16% -6%, rgba(242,184,75,.15), rgba(242,184,75,0) 64%),
    radial-gradient(46% 38% at 94% 6%, rgba(53,214,232,.11), rgba(53,214,232,0) 70%),
    linear-gradient(180deg, #071A2F 0%, #030910 52%, #071A2F 100%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
}

body,input,button,select,textarea{ font-family:var(--font-body); }

@media (max-width:767px){
  body{ font-size:15px; line-height:1.75; }
}

h1,h2,h3,h4,h5,p,figure,blockquote,dl,dd{ margin:0; }
ul,ol{ margin:0; padding:0; list-style:none; }
img,svg,video,canvas{ display:block; max-width:100%; height:auto; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; color:inherit; background:none; border:0; cursor:pointer; }
table{ border-collapse:collapse; }

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

::selection{ background:var(--gold); color:#06111f; }

/* ---------- 3. 布局基元 ---------- */
.shell{
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding-inline:var(--gutter);
}

#main-content{ padding-top:var(--header-h); }
#main-content[data-hero]{ padding-top:0; }

.section{ padding-block:56px; }
.section--tight{ padding-block:34px; }
@media (min-width:1024px){
  .section{ padding-block:88px; }
  .section--tight{ padding-block:52px; }
}

.section__head{ max-width:64ch; margin-bottom:30px; }
.section__head > * + *{ margin-top:12px; }

.index-label{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.24em;
  color:var(--cyan);
  text-transform:uppercase;
}
.index-label::before{
  content:"";
  width:24px;
  height:2px;
  background:var(--cyan);
}

.display-xl{
  font-size:clamp(40px,11vw,116px);
  font-weight:200;
  line-height:1.04;
  letter-spacing:.02em;
}
.display-xl strong{ font-weight:800; color:var(--gold); }

.section-title{
  font-size:clamp(22px,4vw,28px);
  font-weight:800;
  line-height:1.28;
  letter-spacing:.01em;
  color:var(--warm);
}
.section-title em{ font-style:normal; color:var(--gold); }

.subsection-title{ font-size:22px; font-weight:800; line-height:1.35; }
.mini-title{ font-size:18px; font-weight:700; line-height:1.45; }

.section-lede{
  max-width:62ch;
  font-size:16px;
  line-height:1.8;
  color:var(--mist);
}
@media (max-width:767px){ .section-lede{ font-size:15px; } }

.mono{ font-family:var(--font-mono); letter-spacing:.08em; }

.divider{
  height:2px;
  border:0;
  background:linear-gradient(90deg, var(--gold-line), rgba(201,146,46,0));
  margin-block:32px;
}

.has-cone{ position:relative; overflow:hidden; }
.light-cone{
  position:absolute;
  inset:0 auto 0 0;
  width:min(52%,540px);
  z-index:0;
  pointer-events:none;
  background:linear-gradient(105deg, rgba(242,184,75,.20), rgba(53,214,232,.08) 46%, rgba(53,214,232,0) 74%);
  clip-path:polygon(0 0, 58% 0, 100% 100%, 0 100%);
}

/* ---------- 4. 网格 ---------- */
.grid{ display:grid; gap:20px; grid-template-columns:1fr; }
.grid--2,.grid--3,.grid--split,.grid--split-rev{ grid-template-columns:1fr; }

@media (min-width:768px){
  .grid{ gap:24px; }
  .grid--2{ grid-template-columns:repeat(2,minmax(0,1fr)); }
  .grid--3{ grid-template-columns:repeat(2,minmax(0,1fr)); }
}
@media (min-width:1024px){
  .grid--3{ grid-template-columns:repeat(3,minmax(0,1fr)); }
  .grid--split{ grid-template-columns:5fr 7fr; gap:36px; }
  .grid--split-rev{ grid-template-columns:7fr 5fr; gap:36px; }
}

/* ---------- 5. 头部 ---------- */
.skip-link{
  position:absolute;
  left:12px;
  top:-72px;
  z-index:120;
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:10px 18px;
  background:var(--gold);
  color:#06111f;
  font-size:14px;
  font-weight:700;
  border:2px solid var(--cyan);
  transition:top .18s ease;
}
.skip-link:focus{ top:12px; }

.site-header{
  position:fixed;
  inset:0 0 auto 0;
  z-index:80;
  background:linear-gradient(180deg, rgba(3,9,16,.92) 0%, rgba(3,9,16,.58) 58%, rgba(3,9,16,0) 100%);
  border-bottom:var(--line) solid transparent;
  transition:background-color .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.site-header[data-scrolled="true"],
.site-header[data-nav-open="true"]{
  background:rgba(7,26,47,.97);
  border-bottom-color:var(--gold-line);
  box-shadow:0 20px 44px -26px rgba(3,9,16,.96);
}

.util-strip{ display:none; }
@media (min-width:1024px){
  .util-strip{
    display:block;
    border-bottom:1px solid rgba(155,176,201,.18);
  }
}
.util-strip__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:38px;
}
.util-strip__note{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.22em;
  color:var(--gold);
}
.util-nav{ display:flex; gap:22px; }
.util-nav__link{
  display:inline-flex;
  align-items:center;
  min-height:34px;
  font-size:12px;
  letter-spacing:.12em;
  color:var(--mist);
  border-bottom:1px solid transparent;
  transition:color .2s ease, border-color .2s ease;
}
.util-nav__link:hover{ color:var(--cyan); border-bottom-color:var(--cyan); }

.header-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:64px;
}
@media (min-width:768px){ .header-bar{ min-height:72px; } }
@media (min-width:1024px){ .header-bar{ min-height:74px; gap:24px; } }

.brand{
  display:flex;
  flex-direction:column;
  gap:2px;
  padding:8px 0;
  flex:0 0 auto;
}
.brand__mark{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:19px;
  font-weight:800;
  letter-spacing:.06em;
  color:var(--warm);
  transition:color .2s ease;
}
.brand__mark::before{
  content:"";
  width:10px;
  height:10px;
  background:var(--gold);
  box-shadow:0 0 0 3px rgba(242,184,75,.18);
}
.brand__tagline{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.28em;
  color:var(--gold);
  padding-left:18px;
}
.brand:hover .brand__mark{ color:var(--gold); }

.nav-toggle{
  display:inline-flex;
  align-items:center;
  gap:10px;
  min-height:44px;
  min-width:44px;
  padding:10px 14px;
  border:var(--line) solid var(--gold-line);
  background:rgba(13,37,66,.82);
  color:var(--warm);
  font-size:12px;
  letter-spacing:.18em;
  transition:border-color .2s ease, color .2s ease;
}
.nav-toggle:hover{ border-color:var(--cyan); color:var(--cyan); }
.nav-toggle__bars{ position:relative; display:block; width:18px; height:12px; }
.nav-toggle__bars span{
  position:absolute;
  left:0;
  right:0;
  height:2px;
  background:var(--gold);
  transition:transform .2s ease, background-color .2s ease;
}
.nav-toggle:hover .nav-toggle__bars span{ background:var(--cyan); }
.nav-toggle__bars span:first-child{ top:0; }
.nav-toggle__bars span:last-child{ bottom:0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:first-child{ transform:translateY(5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:last-child{ transform:translateY(-5px) rotate(-45deg); }
@media (min-width:1024px){ .nav-toggle{ display:none; } }

/* 移动抽屉 */
.site-nav{
  position:fixed;
  top:var(--header-h);
  left:0;
  right:0;
  z-index:79;
  display:flex;
  flex-direction:column;
  gap:14px;
  max-height:calc(100vh - var(--header-h));
  overflow-y:auto;
  padding:14px var(--gutter) 26px;
  background:linear-gradient(180deg, #0D2542 0%, #071A2F 100%);
  border-top:var(--line) solid var(--gold-line);
  border-bottom:var(--line) solid var(--gold-line);
  opacity:0;
  visibility:hidden;
  transform:translateY(-10px);
  transition:opacity .2s ease, transform .2s ease, visibility .2s linear;
}
.site-nav[data-open="true"]{
  opacity:1;
  visibility:visible;
  transform:none;
}

.site-nav__list{ display:flex; flex-direction:column; }
.site-nav__item{ border-bottom:1px solid rgba(155,176,201,.16); }
.site-nav__link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  min-height:52px;
  padding:12px 8px 12px 14px;
  font-size:16px;
  font-weight:600;
  letter-spacing:.06em;
  color:var(--warm);
  transition:color .2s ease, box-shadow .2s ease;
}
.site-nav__link::after{
  content:"";
  width:8px;
  height:8px;
  border-right:2px solid var(--gold-line);
  border-bottom:2px solid var(--gold-line);
  transform:rotate(-45deg);
  transition:border-color .2s ease;
}
.site-nav__link:hover{ color:var(--cyan); }
.site-nav__link:hover::after{ border-color:var(--cyan); }
.site-nav__link[aria-current="page"]{
  color:var(--gold);
  box-shadow:inset 3px 0 0 0 var(--gold);
}
.site-nav__cta{ align-self:flex-start; }

@media (min-width:1024px){
  .site-nav{
    position:static;
    flex:1 1 auto;
    flex-direction:row;
    align-items:center;
    justify-content:flex-end;
    gap:18px;
    max-height:none;
    overflow:visible;
    padding:0;
    background:none;
    border:0;
    opacity:1;
    visibility:visible;
    transform:none;
    transition:none;
  }
  .site-nav__list{ flex-direction:row; align-items:center; gap:2px; }
  .site-nav__item{ border-bottom:0; }
  .site-nav__link{
    position:relative;
    min-height:44px;
    padding:10px 10px;
    font-size:14px;
    font-weight:500;
    letter-spacing:.08em;
    gap:0;
  }
  .site-nav__link::after{ display:none; }
  .site-nav__link[aria-current="page"]{ box-shadow:none; }
  .site-nav__link[aria-current="page"]::before{
    content:"";
    position:absolute;
    left:10px;
    right:10px;
    bottom:5px;
    height:2px;
    background:var(--gold);
  }
  .site-nav__cta{ align-self:center; }
}

/* ---------- 6. 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:12px 22px;
  border:var(--line) solid var(--gold);
  background:var(--gold);
  color:#06111f;
  font-size:14px;
  font-weight:700;
  letter-spacing:.1em;
  text-align:center;
  transition:background-color .2s ease, border-color .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.btn:hover{
  background:var(--cyan);
  border-color:var(--cyan);
  box-shadow:6px 6px 0 0 rgba(53,214,232,.26);
}
.btn:active{ transform:translate(2px,2px); box-shadow:none; }

.btn--gold{ background:var(--gold); border-color:var(--gold); color:#06111f; }
.btn--ghost{
  background:transparent;
  border-color:var(--gold-line);
  color:var(--warm);
}
.btn--ghost:hover{
  background:rgba(53,214,232,.12);
  border-color:var(--cyan);
  color:var(--cyan);
  box-shadow:none;
}
.btn--cyan{
  background:transparent;
  border-color:var(--cyan);
  color:var(--cyan);
}
.btn--cyan:hover{ background:var(--cyan); color:#06111f; }
.btn--sm{ min-height:40px; padding:8px 16px; font-size:13px; }
.btn--block{ width:100%; }

/* ---------- 7. 标签 / 状态 / 卡片 ---------- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 10px;
  border:1px solid rgba(155,176,201,.42);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--mist);
}
.tag--gold{ border-color:var(--gold); color:var(--gold); }
.tag--cyan{ border-color:var(--cyan); color:var(--cyan); }
.tag--ok{ border-color:var(--green); color:var(--green); }
.tag--warn{ border-color:var(--red); color:var(--red); }

.status{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--mist);
}
.status::before{
  content:"";
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--mist);
}
.status--ok::before{ background:var(--green); box-shadow:0 0 0 3px rgba(61,220,151,.18); }
.status--warn::before{ background:var(--red); box-shadow:0 0 0 3px rgba(255,90,95,.18); }

.panel{
  position:relative;
  padding:22px;
  background:var(--surface-grad);
  border:var(--line) solid rgba(201,146,46,.42);
  box-shadow:var(--shadow-hard);
  transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.panel:hover{
  transform:translate(-3px,-3px);
  border-color:var(--cyan);
  box-shadow:var(--shadow-hard-cyan);
}
.panel--flat{ box-shadow:none; }
.panel--flat:hover{ transform:none; box-shadow:none; }
.panel--gold{ border-color:var(--gold); }
.panel__title{ font-size:18px; font-weight:800; line-height:1.45; color:var(--warm); }
.panel__meta{
  margin-top:10px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--mist);
}

/* ---------- 8. 编号步骤卡 ---------- */
.steps{ display:flex; flex-direction:column; gap:14px; }
.step{
  border:var(--line) solid rgba(201,146,46,.42);
  background:var(--surface-grad);
  box-shadow:8px 8px 0 -2px rgba(3,9,16,.60);
}
.step__head{
  display:flex;
  align-items:center;
  gap:14px;
  width:100%;
  min-height:56px;
  padding:14px 18px;
  text-align:left;
  color:var(--warm);
  transition:color .2s ease;
}
.step__head:hover{ color:var(--cyan); }
.step__index{
  flex:0 0 auto;
  min-width:42px;
  padding:2px 8px;
  text-align:center;
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.1em;
  color:var(--gold);
  border:1px solid var(--gold-line);
}
.step__title{ flex:1 1 auto; font-size:16px; font-weight:700; letter-spacing:.02em; }
.step__head::after{
  content:"";
  flex:0 0 auto;
  width:10px;
  height:10px;
  border-right:2px solid var(--cyan);
  border-bottom:2px solid var(--cyan);
  transform:rotate(45deg);
  transition:transform .2s ease;
}
.step__head[aria-expanded="true"]::after{ transform:rotate(-135deg); }
.step__body{
  padding:14px 18px 18px;
  border-top:1px solid rgba(155,176,201,.16);
  font-size:15px;
  color:var(--mist);
}
.step__body[hidden]{ display:none; }

/* ---------- 9. 正文 / 面包屑 / 表格 ---------- */
.prose{
  max-width:72ch;
  font-size:16px;
  line-height:1.8;
  color:var(--warm);
}
.prose > * + *{ margin-top:1.2em; }
.prose h2{ font-size:22px; font-weight:800; line-height:1.4; color:var(--gold); }
.prose h3{ font-size:18px; font-weight:700; line-height:1.5; color:var(--warm); }
.prose ul{ list-style:none; }
.prose ul > li{
  position:relative;
  padding-left:20px;
}
.prose ul > li + li{ margin-top:.5em; }
.prose ul > li::before{
  content:"";
  position:absolute;
  left:0;
  top:.8em;
  width:8px;
  height:2px;
  background:var(--gold);
}
.prose a{ color:var(--cyan); border-bottom:1px solid rgba(53,214,232,.45); }
.prose a:hover{ border-bottom-color:var(--cyan); background:rgba(53,214,232,.10); }
.prose strong{ color:var(--gold); font-weight:700; }

.breadcrumbs{ padding-block:14px; }
.breadcrumbs__list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--mist);
}
.breadcrumbs__item{ display:inline-flex; align-items:center; gap:8px; }
.breadcrumbs__item + .breadcrumbs__item::before{ content:"/"; color:var(--gold-line); }
.breadcrumbs__link{
  display:inline-flex;
  align-items:center;
  min-height:32px;
  color:var(--mist);
  transition:color .2s ease;
}
.breadcrumbs__link:hover{ color:var(--cyan); }
.breadcrumbs__current{ color:var(--warm); }

.table-scroll{
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
  border:var(--line) solid rgba(201,146,46,.35);
  background:rgba(13,37,66,.55);
}
.data-table{ width:100%; min-width:520px; font-size:14px; }
.data-table th,
.data-table td{
  padding:12px 14px;
  text-align:left;
  vertical-align:top;
  border-bottom:1px solid rgba(155,176,201,.16);
}
.data-table th{
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:500;
  letter-spacing:.12em;
  color:var(--gold);
  background:rgba(7,26,47,.72);
  white-space:nowrap;
}
.data-table td{ color:var(--warm); }
.data-table tbody tr:hover td{ background:rgba(53,214,232,.06); }

/* ---------- 10. 图片容器基础规则 ---------- */
.media-frame{
  position:relative;
  overflow:hidden;
  aspect-ratio:16 / 10;
  border:var(--line) solid rgba(201,146,46,.50);
  background:
    radial-gradient(62% 58% at 24% 14%, rgba(242,184,75,.18), rgba(242,184,75,0) 62%),
    linear-gradient(150deg, #0D2542 0%, #030910 100%);
}
.media-frame > img,
.media-frame > svg,
.media-frame > video{
  width:100%;
  height:100%;
  object-fit:cover;
}
.media-frame--wide{ aspect-ratio:21 / 9; }
.media-frame--square{ aspect-ratio:1 / 1; }
.media-frame--tall{ aspect-ratio:3 / 4; }
.media-frame__grid{
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(155,176,201,.09) 1px, rgba(155,176,201,0) 1px),
    linear-gradient(90deg, rgba(155,176,201,.09) 1px, rgba(155,176,201,0) 1px);
  background-size:36px 36px;
}
.media-frame__label{
  position:absolute;
  left:0;
  bottom:0;
  padding:10px 14px;
  background:rgba(3,9,16,.84);
  border-top:var(--line) solid var(--gold-line);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--gold);
}

/* ---------- 11. 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:88px;
  color:var(--warm);
  background:linear-gradient(180deg, #0D2542 0%, #030910 100%);
  border-top:var(--line) solid var(--gold-line);
}
.site-footer::before{
  content:"";
  position:absolute;
  top:-2px;
  left:0;
  width:min(440px,64%);
  height:3px;
  background:linear-gradient(90deg, var(--gold), rgba(242,184,75,0));
}

.footer-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:34px;
  padding-block:52px 34px;
}
@media (min-width:768px){
  .footer-grid{ grid-template-columns:repeat(2,minmax(0,1fr)); gap:34px 28px; }
}
@media (min-width:1024px){
  .footer-grid{
    grid-template-columns:1.25fr .7fr 1.15fr;
    gap:32px;
    padding-block:76px 44px;
  }
}

.footer-brand__name{ font-size:17px; font-weight:800; letter-spacing:.04em; }
.footer-brand__slogan{
  margin-top:8px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.28em;
  color:var(--gold);
}
.footer-brand__mark{
  display:inline-flex;
  align-items:center;
  gap:9px;
  margin-top:18px;
  padding:8px 12px;
  border:1px dashed var(--gold-line);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--mist);
}
.footer-brand__mark::before{
  content:"";
  width:7px;
  height:7px;
  background:var(--green);
  box-shadow:0 0 0 3px rgba(61,220,151,.18);
}

.footer-col__title{
  margin-bottom:14px;
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:500;
  letter-spacing:.2em;
  color:var(--gold);
}
.footer-list{ display:flex; flex-direction:column; gap:2px; }
.footer-list__link{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  font-size:14px;
  color:var(--mist);
  transition:color .2s ease, transform .2s ease;
}
.footer-list__link:hover{ color:var(--cyan); transform:translateX(4px); }
.footer-list__link[aria-current="page"]{ color:var(--gold); }

.footer-contact__list{ display:flex; flex-direction:column; gap:12px; }
.footer-contact__row{ display:flex; flex-direction:column; gap:6px; }
.footer-contact__label{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--mist);
}
.footer-contact__value{
  font-size:14px;
  color:var(--warm);
  word-break:break-word;
}
.footer-contact__note{
  margin-top:14px;
  font-size:12.5px;
  line-height:1.75;
  color:var(--mist);
}

.copy-chip{
  display:inline-flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  width:100%;
  min-height:44px;
  padding:9px 12px;
  text-align:left;
  border:var(--line) solid rgba(201,146,46,.50);
  background:rgba(13,37,66,.62);
  color:var(--warm);
  transition:border-color .2s ease, color .2s ease, background-color .2s ease;
}
.copy-chip:hover{ border-color:var(--cyan); color:var(--cyan); }
.copy-chip__value{
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.04em;
  word-break:break-all;
}
.copy-chip__hint{
  flex:0 0 auto;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--mist);
}
.copy-chip[data-copied="true"]{ border-color:var(--green); color:var(--green); }
.copy-chip[data-copied="true"] .copy-chip__hint{ color:var(--green); }

.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px 26px;
  padding-block:20px 26px;
  border-top:1px solid rgba(155,176,201,.16);
}
.footer-legal{ display:flex; flex-wrap:wrap; gap:4px 20px; }
.footer-legal__link{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  font-size:13px;
  color:var(--mist);
  transition:color .2s ease;
}
.footer-legal__link:hover{ color:var(--cyan); }
.footer-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:6px 18px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--mist);
}
.footer-meta__item--icp{ color:var(--gold); }

/* ---------- 12. JS 注入组件 ---------- */
.scroll-progress{
  position:fixed;
  top:0;
  left:0;
  right:0;
  height:3px;
  z-index:95;
  pointer-events:none;
}
.scroll-progress__bar{
  height:100%;
  width:0;
  background:linear-gradient(90deg, var(--gold), var(--cyan));
  transition:width .12s linear;
}

.to-top{
  position:fixed;
  right:16px;
  bottom:18px;
  z-index:85;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:48px;
  min-height:48px;
  padding:0 14px;
  border:var(--line) solid var(--gold);
  background:rgba(7,26,47,.94);
  color:var(--gold);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.1em;
  box-shadow:6px 6px 0 -2px rgba(3,9,16,.72);
  transition:border-color .2s ease, color .2s ease;
}
.to-top[hidden]{ display:none; }
.to-top:hover{ border-color:var(--cyan); color:var(--cyan); }
@media (min-width:1024px){ .to-top{ right:28px; bottom:28px; } }

/* ---------- 13. 显现动画 ---------- */
html.js [data-reveal]{
  opacity:0;
  transform:translateY(14px);
  transition:opacity .5s ease, transform .5s ease;
}
html.js [data-reveal].is-visible{
  opacity:1;
  transform:none;
}

/* ---------- 14. 降低动效 ---------- */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  html.js [data-reveal]{ opacity:1; transform:none; }
  .panel:hover{ transform:none; }
  .footer-list__link:hover{ transform:none; }
  .to-top{ box-shadow:none; }
}