/* ============================================================
   澳门百老汇 CN — /assets/site.css
   共享外壳：reset / 变量 / 中文排版 / 头部 / 页脚 / 通用组件
   ============================================================ */

/* ---------- 1. Reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body,h1,h2,h3,h4,h5,p,figure,blockquote,dl,dd{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer;}
img,svg,video{display:block;max-width:100%;}
[hidden]{display:none !important;}

/* ---------- 2. 变量 ---------- */
:root{
  --ink-0:#0B0614;
  --ink-1:#150A22;
  --card:#1B1430;
  --violet:#4B1E8C;
  --magenta:#FF2E8A;
  --cyan:#22E6FF;
  --gold:#FFC857;
  --pink:#FFD1E6;
  --paper:#FFF6FB;
  --mint:#5DF2B3;
  --line:rgba(255,209,230,.16);
  --line-cyan:rgba(34,230,255,.34);
  --line-magenta:rgba(255,46,138,.34);
  --rail-w:84px;
  --nav-h:64px;
  --shell:1180px;
  --gap:clamp(16px,2.4vw,32px);
  --font-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:ui-monospace,"JetBrains Mono","IBM Plex Mono",SFMono-Regular,Menlo,Consolas,monospace;
}
@media (min-width:941px){
  :root{--nav-h:78px;}
}

/* ---------- 3. 基础排版 ---------- */
body{
  min-height:100vh;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:rgba(255,246,251,.86);
  background-color:var(--ink-0);
  background-image:
    radial-gradient(920px 520px at 84% -10%, rgba(255,46,138,.26), transparent 70%),
    radial-gradient(780px 540px at 2% 14%, rgba(75,30,140,.58), transparent 72%),
    radial-gradient(720px 480px at 52% 112%, rgba(34,230,255,.14), transparent 70%);
  background-attachment:fixed;
  padding-top:calc(var(--nav-h) + 22px);
}
@media (min-width:1024px){
  body{padding-left:var(--rail-w);}
}
h1,h2,h3,h4{line-height:1.1;letter-spacing:-.02em;font-weight:900;color:var(--paper);}
p{max-width:64ch;}
strong{color:var(--paper);font-weight:700;}

:where(a,button,[tabindex]):focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:3px;
  box-shadow:0 0 0 5px rgba(255,200,87,.3);
  border-radius:2px;
}

/* ---------- 4. Skip link ---------- */
.skip-link{
  position:fixed;
  top:10px;left:10px;
  z-index:300;
  padding:10px 20px;
  border-radius:999px;
  background:var(--cyan);
  color:#04121A;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.16em;
  transform:translateY(-180%);
  transition:transform .18s ease;
}
.skip-link:focus{transform:translateY(0);}

/* ---------- 5. 头部外壳 ---------- */
.site-header{
  position:fixed;
  inset:0 0 auto 0;
  z-index:90;
  display:flex;
  align-items:flex-start;
  justify-content:center;
  padding:16px clamp(12px,3vw,28px) 0;
  pointer-events:none;
}
.site-header > *{pointer-events:auto;}
@media (min-width:1024px){
  .site-header{padding-left:calc(var(--rail-w) + clamp(12px,2vw,28px));}
}
@media (max-width:940px){
  .site-header{padding-top:12px;}
}

/* 5.1 左侧品牌轨道 */
.brand-rail{
  position:fixed;
  left:0;top:0;bottom:0;
  z-index:2;
  width:var(--rail-w);
  display:none;
  flex-direction:column;
  align-items:center;
  gap:16px;
  padding:22px 0 24px;
  background:linear-gradient(180deg, rgba(75,30,140,.62), rgba(11,6,20,.94) 46%, rgba(255,46,138,.16));
  border-right:1px solid var(--line-cyan);
  box-shadow:14px 0 44px -34px rgba(34,230,255,.9);
}
@media (min-width:1024px){
  .brand-rail{display:flex;}
}
.brand-rail__mark{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:10px;
}
.brand-rail__cn{
  writing-mode:vertical-rl;
  font-family:var(--font-sans);
  font-size:17px;
  font-weight:900;
  letter-spacing:.22em;
  color:var(--paper);
  text-shadow:0 0 20px rgba(255,46,138,.8), 0 0 2px rgba(255,209,230,.6);
}
.brand-rail__en{
  writing-mode:vertical-rl;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.36em;
  color:var(--cyan);
  text-transform:uppercase;
}
.brand-rail__line{
  flex:1 1 auto;
  width:1px;
  min-height:40px;
  background:linear-gradient(180deg, var(--magenta), var(--cyan) 60%, transparent);
  opacity:.75;
}
.brand-rail__meta{
  writing-mode:vertical-rl;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.3em;
  color:rgba(255,200,87,.86);
  max-width:none;
}
.brand-rail__notice{
  writing-mode:vertical-rl;
  padding:14px 8px;
  border:1px solid var(--line-magenta);
  border-radius:999px;
  background:rgba(255,46,138,.1);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.3em;
  color:var(--pink);
  transition:background .25s ease, color .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.brand-rail__notice:hover{
  background:var(--magenta);
  border-color:var(--magenta);
  color:#150A22;
  box-shadow:0 0 26px rgba(255,46,138,.75);
}

/* 5.2 悬浮胶囊导航 */
.nav-island{
  position:relative;
  display:flex;
  align-items:center;
  gap:clamp(12px,2.2vw,28px);
  width:100%;
  max-width:var(--shell);
  min-height:var(--nav-h);
  margin:0 auto;
  padding:10px 10px 10px 20px;
  border-radius:999px;
  border:1px solid var(--line-magenta);
  background:
    linear-gradient(120deg, rgba(27,20,48,.95), rgba(11,6,20,.92) 46%, rgba(75,30,140,.66));
  -webkit-backdrop-filter:blur(16px) saturate(130%);
  backdrop-filter:blur(16px) saturate(130%);
  box-shadow:
    0 22px 54px -32px rgba(255,46,138,.95),
    inset 0 1px 0 rgba(255,246,251,.08);
  transition:min-height .28s ease, padding .28s ease, background .28s ease, box-shadow .28s ease, border-radius .28s ease;
}
.site-header[data-scrolled="true"] .nav-island{
  min-height:56px;
  padding-top:5px;
  padding-bottom:5px;
  border-color:var(--line-cyan);
  background:linear-gradient(120deg, rgba(11,6,20,.97), rgba(27,20,48,.95));
  box-shadow:
    0 16px 40px -32px rgba(34,230,255,.95),
    inset 0 1px 0 rgba(255,246,251,.06);
}
.nav-island__brand{
  display:flex;
  flex-direction:column;
  gap:1px;
  min-width:0;
  flex:0 0 auto;
}
.nav-island__title{
  font-size:16px;
  font-weight:900;
  letter-spacing:.04em;
  color:var(--paper);
  white-space:nowrap;
  text-shadow:0 0 22px rgba(34,230,255,.35);
}
.nav-island__cn{
  margin-left:.45em;
  font-family:var(--font-mono);
  font-size:.8em;
  letter-spacing:.18em;
  color:var(--magenta);
  -webkit-text-stroke:1px rgba(255,209,230,.45);
}
.nav-island__sub{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.26em;
  color:rgba(255,209,230,.6);
  text-transform:uppercase;
  white-space:nowrap;
}

/* 5.3 主导航 */
.site-nav{margin-left:auto;}
.site-nav__list{
  display:flex;
  align-items:center;
  gap:clamp(0px,1vw,10px);
}
.site-nav__link{
  position:relative;
  display:inline-block;
  padding:10px 12px;
  border-radius:999px;
  font-size:14px;
  letter-spacing:.06em;
  color:rgba(255,246,251,.72);
  transition:color .2s ease, background .2s ease;
  white-space:nowrap;
}
.site-nav__link::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:5px;
  height:1px;
  background:linear-gradient(90deg, var(--magenta), var(--cyan));
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .25s ease;
}
.site-nav__link:hover{
  color:var(--paper);
  background:rgba(255,46,138,.14);
}
.site-nav__link:hover::after{transform:scaleX(1);}
.site-nav__link[aria-current="page"]{
  color:var(--paper);
  background:rgba(34,230,255,.1);
}
.site-nav__link[aria-current="page"]::after{
  height:2px;
  transform:scaleX(1);
}

/* 5.4 导航动作区与按钮 */
.nav-island__actions{
  display:flex;
  align-items:center;
  gap:8px;
  flex:0 0 auto;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 20px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:14px;
  font-weight:700;
  letter-spacing:.06em;
  line-height:1.2;
  white-space:nowrap;
  cursor:pointer;
  transition:transform .2s ease, box-shadow .25s ease, background .25s ease, color .25s ease, border-color .25s ease;
}
.btn--sm{padding:9px 16px;font-size:13px;letter-spacing:.04em;}
.btn--neon{
  color:#18030C;
  background:linear-gradient(118deg, var(--magenta) 0%, #FF6B4A 58%, var(--gold) 100%);
  box-shadow:0 12px 28px -14px rgba(255,46,138,.95);
}
.btn--neon:hover{
  transform:translateY(-2px);
  box-shadow:0 18px 36px -16px rgba(255,46,138,1);
}
.btn--ghost{
  color:var(--pink);
  border-color:var(--line-cyan);
  background:rgba(34,230,255,.07);
}
.btn--ghost:hover{
  color:#04121A;
  background:var(--cyan);
  border-color:var(--cyan);
  transform:translateY(-2px);
}

/* 5.5 移动导航按钮 */
.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  padding:10px 16px;
  border-radius:999px;
  border:1px solid var(--line-cyan);
  background:rgba(34,230,255,.08);
  color:var(--paper);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.24em;
  transition:background .22s ease, color .22s ease;
}
.nav-toggle:hover{background:rgba(34,230,255,.18);}
.nav-toggle__bars{
  position:relative;
  display:block;
  width:18px;
  height:2px;
  background:currentColor;
  transition:background .2s ease;
}
.nav-toggle__bars::before,
.nav-toggle__bars::after{
  content:"";
  position:absolute;
  left:0;
  width:18px;
  height:2px;
  background:currentColor;
  transition:transform .22s ease, background .2s ease;
}
.nav-toggle__bars::before{top:-6px;}
.nav-toggle__bars::after{top:6px;}
.nav-toggle__text{text-transform:uppercase;}
.nav-island[data-open="true"] .nav-toggle__bars{background:transparent;}
.nav-island[data-open="true"] .nav-toggle__bars::before{
  transform:translateY(6px) rotate(45deg);
  background:var(--magenta);
}
.nav-island[data-open="true"] .nav-toggle__bars::after{
  transform:translateY(-6px) rotate(-45deg);
  background:var(--magenta);
}

/* 5.6 移动端导航状态 */
@media (max-width:940px){
  .nav-island{
    display:grid;
    grid-template-columns:minmax(0,1fr) auto;
    align-items:center;
    gap:10px 12px;
    padding:10px 12px 10px 16px;
    border-radius:24px;
  }
  .nav-island__brand{grid-column:1;grid-row:1;}
  .nav-toggle{display:inline-flex;grid-column:2;grid-row:1;justify-self:end;}
  .site-nav{
    display:none;
    grid-column:1 / -1;
    grid-row:2;
    width:100%;
    margin-left:0;
  }
  .nav-island__actions{
    display:none;
    grid-column:1 / -1;
    grid-row:3;
    flex-wrap:wrap;
    width:100%;
    padding-bottom:4px;
  }
  .nav-island[data-open="true"]{
    border-radius:26px;
    background:linear-gradient(160deg, rgba(21,10,34,.98), rgba(27,20,48,.97));
    box-shadow:0 30px 60px -34px rgba(255,46,138,.9);
  }
  .nav-island[data-open="true"] .site-nav{display:block;}
  .nav-island[data-open="true"] .nav-island__actions{display:flex;}
  .site-nav__list{
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    padding-top:8px;
    border-top:1px solid var(--line);
  }
  .site-nav__link{
    display:block;
    padding:12px 10px;
    font-size:15px;
    border-radius:12px;
  }
  .site-nav__link::after{
    left:10px;right:auto;bottom:9px;
    width:22px;
  }
  .nav-island__actions .btn{flex:1 1 auto;}
}

/* ---------- 6. 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(56px,9vw,118px);
  padding:clamp(46px,6vw,84px) clamp(18px,4vw,40px) 26px;
  overflow:hidden;
  border-top:1px solid var(--line-magenta);
  background:
    radial-gradient(720px 300px at 12% 0%, rgba(255,46,138,.24), transparent 68%),
    radial-gradient(640px 320px at 88% 6%, rgba(34,230,255,.16), transparent 70%),
    linear-gradient(180deg, var(--ink-1) 0%, var(--ink-0) 62%);
}
.site-footer__curtain{
  position:absolute;
  inset:0 0 auto 0;
  height:130px;
  pointer-events:none;
  background:repeating-linear-gradient(96deg, rgba(255,46,138,.18) 0 2px, transparent 2px 28px);
  -webkit-mask-image:linear-gradient(180deg, #000, transparent);
  mask-image:linear-gradient(180deg, #000, transparent);
}
.footer-inner{
  position:relative;
  width:100%;
  max-width:var(--shell);
  margin:0 auto;
  display:grid;
  grid-template-columns:1.5fr .7fr 1.2fr;
  gap:clamp(24px,4vw,64px);
}
.footer-brand{display:flex;flex-direction:column;align-items:flex-start;gap:14px;}
.footer-eyebrow{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.3em;
  color:var(--cyan);
  text-transform:uppercase;
  max-width:none;
}
.footer-brand__mark{
  font-size:clamp(24px,3vw,34px);
  font-weight:900;
  letter-spacing:.02em;
  line-height:1.15;
  color:var(--paper);
  max-width:none;
  text-shadow:0 0 30px rgba(255,46,138,.5);
}
.footer-brand__mark span{
  margin-left:.45em;
  vertical-align:.22em;
  font-family:var(--font-mono);
  font-size:.55em;
  letter-spacing:.26em;
  color:var(--magenta);
}
.footer-brand__summary{
  font-size:14px;
  line-height:1.8;
  color:rgba(255,246,251,.66);
  max-width:34ch;
}
.footer-nav__title,
.footer-contact__title{
  margin-bottom:14px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.3em;
  color:var(--gold);
  text-transform:uppercase;
  max-width:none;
}
.footer-nav__list{display:flex;flex-direction:column;gap:2px;}
.footer-nav__link{
  display:inline-block;
  width:fit-content;
  padding:6px 0;
  font-size:14px;
  color:rgba(255,246,251,.72);
  border-bottom:1px solid transparent;
  transition:color .2s ease, border-color .2s ease, transform .2s ease;
}
.footer-nav__link:hover{
  color:var(--paper);
  border-bottom-color:var(--magenta);
  transform:translateX(3px);
}
.footer-contact__list{
  display:flex;
  flex-direction:column;
  gap:10px;
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.02em;
  line-height:1.7;
  color:rgba(255,246,251,.78);
}
.footer-contact__list dt{
  font-size:10px;
  letter-spacing:.28em;
  color:rgba(255,200,87,.9);
  text-transform:uppercase;
}
.footer-contact__list dd{word-break:break-word;}
.footer-contact__copy{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:14px;
  padding:8px 15px;
  border-radius:999px;
  border:1px solid rgba(93,242,179,.42);
  background:rgba(93,242,179,.09);
  color:var(--mint);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.2em;
  transition:background .22s ease, color .22s ease, border-color .22s ease;
}
.footer-contact__copy:hover,
.footer-contact__copy[data-copied="true"]{
  background:var(--mint);
  border-color:var(--mint);
  color:#04140D;
}
.footer-base{
  position:relative;
  width:100%;
  max-width:var(--shell);
  margin:clamp(28px,4vw,48px) auto 0;
  padding-top:18px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 22px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.12em;
  color:rgba(255,209,230,.58);
}
.footer-base__icp{max-width:none;color:rgba(255,246,251,.8);}
.footer-base__note{max-width:none;}
.footer-base__legal{
  margin-left:auto;
  display:flex;
  flex-wrap:wrap;
  gap:18px;
}
.footer-base__legal a{
  color:rgba(255,246,251,.76);
  border-bottom:1px solid transparent;
  transition:color .2s ease, border-color .2s ease;
}
.footer-base__legal a:hover{
  color:var(--cyan);
  border-bottom-color:var(--cyan);
}
@media (max-width:1023px){
  .footer-inner{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-brand{grid-column:1 / -1;}
}
@media (max-width:640px){
  .footer-inner{grid-template-columns:minmax(0,1fr);}
  .footer-brand{grid-column:auto;}
  .footer-base__legal{margin-left:0;}
}

/* 6.1 返回顶部 */
.to-top{
  position:fixed;
  right:clamp(14px,2vw,26px);
  bottom:clamp(14px,2vw,26px);
  z-index:70;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 16px;
  border-radius:999px;
  border:1px solid var(--line-cyan);
  background:rgba(27,20,48,.92);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  color:var(--pink);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.22em;
  opacity:0;
  transform:translateY(12px);
  pointer-events:none;
  transition:opacity .25s ease, transform .25s ease, background .25s ease, color .25s ease;
}
.to-top[data-visible="true"]{
  opacity:1;
  transform:none;
  pointer-events:auto;
}
.to-top:hover{background:var(--cyan);color:#04121A;border-color:var(--cyan);}

/* ---------- 7. 通用布局与组件 ---------- */
.shell{
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding-inline:clamp(18px,4vw,40px);
}
.grid{display:grid;gap:var(--gap);}
.grid--12{grid-template-columns:repeat(12,minmax(0,1fr));}
@media (max-width:900px){.grid--12{grid-template-columns:repeat(6,minmax(0,1fr));}}
@media (max-width:560px){.grid--12{grid-template-columns:repeat(2,minmax(0,1fr));}}

.display{
  font-size:clamp(44px,8vw,108px);
  line-height:.94;
  letter-spacing:-.03em;
  font-weight:900;
  color:var(--paper);
}
.h2{
  font-size:clamp(28px,4vw,52px);
  line-height:1.06;
  letter-spacing:-.02em;
  color:var(--paper);
}
.lede{
  font-size:clamp(16px,1.5vw,18px);
  line-height:1.8;
  color:rgba(255,246,251,.72);
  max-width:56ch;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.3em;
  text-transform:uppercase;
  color:var(--cyan);
  max-width:none;
}
.eyebrow::before{
  content:"";
  width:26px;
  height:1px;
  background:linear-gradient(90deg, var(--magenta), var(--cyan));
}

/* 展签卡片 */
.plaque{
  position:relative;
  padding:20px 22px;
  border:1px solid var(--line);
  border-left:2px solid var(--magenta);
  border-radius:0;
  background:linear-gradient(160deg, rgba(27,20,48,.96), rgba(11,6,20,.94));
  box-shadow:0 26px 60px -42px rgba(34,230,255,.9);
  transition:transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.plaque:hover{
  transform:translateY(-4px);
  border-color:var(--line-cyan);
  box-shadow:0 32px 70px -42px rgba(255,46,138,.95);
}
.plaque__index{
  display:block;
  margin-bottom:8px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.3em;
  color:var(--gold);
  text-transform:uppercase;
}

/* 标签与标签轨 */
.tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 14px;
  border-radius:2px;
  border:1px solid var(--line-cyan);
  background:rgba(34,230,255,.06);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--pink);
  transition:background .22s ease, color .22s ease, border-color .22s ease, transform .22s ease;
}
a.tag:hover,
button.tag:hover,
.tag[aria-pressed="true"],
.tag.is-active{
  background:linear-gradient(118deg, var(--magenta), var(--violet));
  border-color:var(--magenta);
  color:var(--paper);
  transform:translateY(-2px);
}
.tag-rail{
  display:flex;
  gap:10px;
  overflow-x:auto;
  padding-bottom:10px;
  scrollbar-width:thin;
  scrollbar-color:var(--violet) transparent;
}
.tag-rail::-webkit-scrollbar{height:6px;}
.tag-rail::-webkit-scrollbar-thumb{background:var(--violet);border-radius:999px;}

/* 旁注面板 */
.note-panel{
  padding:18px 20px;
  border:1px dashed rgba(255,200,87,.42);
  background:rgba(255,200,87,.05);
  font-size:14px;
  line-height:1.8;
  color:rgba(255,246,251,.75);
}
.note-panel__title{
  margin-bottom:8px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.26em;
  color:var(--gold);
  text-transform:uppercase;
  max-width:none;
}

/* 面包屑 */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:rgba(255,209,230,.55);
}
.breadcrumb a{color:rgba(255,246,251,.8);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--cyan);}
.breadcrumb__sep{color:rgba(255,46,138,.85);}

/* 斜切色带 */
.slant-band{
  height:2px;
  border:0;
  margin:clamp(32px,5vw,64px) 0;
  background:linear-gradient(90deg, transparent, var(--magenta), var(--cyan), transparent);
  transform:skewY(-1.2deg);
}

/* 图片容器 */
.media-frame{
  position:relative;
  display:block;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:0;
  background:
    radial-gradient(120% 120% at 18% 0%, rgba(255,46,138,.34), transparent 60%),
    radial-gradient(110% 110% at 92% 100%, rgba(34,230,255,.28), transparent 62%),
    var(--card);
}
.media-frame > img,
.media-frame > picture,
.media-frame > video,
.media-frame > .media-frame__el{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.media-frame::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:linear-gradient(180deg, transparent 42%, rgba(11,6,20,.72));
}
.media-frame--wide{aspect-ratio:16 / 9;}
.media-frame--tall{aspect-ratio:4 / 5;}
.media-frame--square{aspect-ratio:1 / 1;}
.media-frame--glow{box-shadow:0 44px 90px -52px rgba(255,46,138,.95);}

/* ---------- 8. 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;
  }
  .plaque:hover,
  .btn:hover,
  .tag.is-active,
  .tag[aria-pressed="true"]{transform:none;}
}