/* ===================================================
   yaying-arena.com.cn — 共享样式 /assets/site.css
   01 变量与重置 · 02 基础排版 · 03 通用组件
   04 页头 · 05 页脚 · 06 动效与响应式
   =================================================== */

/* ---------- 01 变量与重置 ---------- */
:root{
  --ink:#0A1A2B;
  --indigo:#131E38;
  --teal-deep:#0E3B3A;
  --paper:#F5F0E6;
  --mist:#9FB0C0;
  --amber:#F0B457;
  --clay:#E1793A;
  --river:#2FA79B;
  --wine:#8C2F3F;
  --line:#2A3A52;

  --font-display:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",Georgia,serif;
  --font-body:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"SFMono-Regular",Consolas,"Liberation Mono","Courier New",monospace;

  --fs-body:clamp(1rem,0.97rem + 0.2vw,1.125rem);
  --fs-h1:clamp(2.6rem,7vw,6.2rem);
  --fs-h2:clamp(1.7rem,3.4vw,2.6rem);
  --fs-h3:clamp(1.12rem,1.5vw,1.4rem);
  --fs-small:0.85rem;

  --wrap:1200px;
  --gutter:clamp(18px,4vw,40px);
  --rail:88px;
  --header-h:64px;

  --dur:0.6s;
  --ease:cubic-bezier(0.22,0.61,0.36,1);
}
@media (min-width:768px){ :root{ --header-h:74px; } }

*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:calc(var(--header-h) + 20px);
  background-color:var(--ink);
}
body{
  margin:0;
  background-color:var(--ink);
  color:var(--paper);
  font-family:var(--font-body);
  font-size:var(--fs-body);
  font-weight:400;
  line-height:1.85;
  letter-spacing:0.01em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
/* 全站极淡纸张织纹：可触摸的实体感 */
body::after{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:200;
  background-image:
    repeating-linear-gradient(0deg, rgba(245,240,230,0.016) 0 1px, transparent 1px 3px),
    repeating-linear-gradient(90deg, rgba(245,240,230,0.012) 0 1px, transparent 1px 4px);
}
img,svg,video{max-width:100%;height:auto;display:block}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:2px}
::selection{background:var(--amber);color:#101b28}

/* ---------- 02 基础排版 ---------- */
h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:800;
  line-height:1.15;
  letter-spacing:-0.01em;
  margin:0;
}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
a{color:inherit;text-decoration:none}
ul,ol{padding-left:1.2em}
strong{font-weight:700;color:var(--paper)}

.display{
  font-family:var(--font-display);
  font-size:var(--fs-h1);
  font-weight:900;
  line-height:1.02;
  letter-spacing:-0.01em;
  margin:0;
}
.lead{
  font-size:clamp(1.04rem,1.25vw,1.25rem);
  line-height:1.8;
  color:rgba(245,240,230,0.86);
  max-width:34em;
  margin:0 0 1.2em;
}
.prose{
  max-width:38em;
  color:rgba(245,240,230,0.9);
}
.prose p{margin:0 0 1.15em}
.prose h2{font-size:var(--fs-h3);margin:2.2em 0 0.7em}
.prose h2:first-child{margin-top:0}
.prose a{
  color:var(--amber);
  border-bottom:1px solid rgba(240,180,87,0.4);
  transition:border-color 0.25s var(--ease)
}
.prose a:hover{border-bottom-color:var(--amber)}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:1.35em}
.prose li{margin-bottom:0.5em}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:0.7em;
  margin:0 0 18px;
  font-size:0.78rem;
  letter-spacing:0.24em;
  color:var(--mist);
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--clay);flex:none}
.rule{
  height:1px;
  border:0;
  margin:0;
  background:var(--line);
}
.num{
  display:block;
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-weight:700;
  font-size:clamp(2rem,4vw,3.4rem);
  line-height:1;
  letter-spacing:-0.02em;
  color:var(--amber);
  margin:0 0 12px;
}
.num--clay{color:var(--clay)}

/* ---------- 03 通用组件 ---------- */
.container{
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding-inline:var(--gutter);
}
.site-main{display:block}

.section{padding-block:clamp(56px,8vw,104px)}
.section--tight{padding-block:clamp(36px,5vw,64px)}
.section--flush-top{padding-top:0}
.section--indigo{background:var(--indigo)}
.section--teal{background:var(--teal-deep)}
.section__head{max-width:44em;margin-bottom:clamp(28px,4vw,48px)}
.section__eyebrow{
  display:inline-flex;
  align-items:center;
  gap:0.7em;
  margin:0 0 16px;
  font-size:0.78rem;
  letter-spacing:0.24em;
  color:var(--mist);
}
.section__eyebrow::before{content:"";width:26px;height:1px;background:var(--clay);flex:none}
.section__title{font-size:var(--fs-h2);margin:0 0 14px}
.section__lead{
  font-size:clamp(1rem,1.15vw,1.15rem);
  color:rgba(245,240,230,0.8);
  margin:0;
}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:0.55em;
  padding:0.72em 1.35em;
  border:1px solid var(--line);
  border-radius:2px;
  background:transparent;
  color:var(--paper);
  font-size:0.95rem;
  letter-spacing:0.06em;
  line-height:1.4;
  cursor:pointer;
  transition:background-color 0.25s var(--ease),border-color 0.25s var(--ease),color 0.25s var(--ease);
}
.btn--primary{background:var(--amber);border-color:var(--amber);color:#14202e;font-weight:700}
.btn--primary:hover{background:#FFC872;border-color:#FFC872}
.btn--ghost{border-color:rgba(240,180,87,0.5);color:var(--amber)}
.btn--ghost:hover{background:rgba(240,180,87,0.1);border-color:var(--amber)}
.btn--quiet{border-color:transparent;color:var(--mist);padding-inline:0.4em}
.btn--quiet:hover{color:var(--paper)}

/* 面包屑 */
.breadcrumb{font-size:var(--fs-small);color:var(--mist);margin-bottom:22px}
.breadcrumb__list{display:flex;flex-wrap:wrap;gap:0.5em;list-style:none;margin:0;padding:0}
.breadcrumb__item{display:flex;align-items:center;gap:0.5em}
.breadcrumb__item + .breadcrumb__item::before{content:"/";color:var(--line)}
.breadcrumb__item a{color:var(--mist);transition:color 0.25s var(--ease)}
.breadcrumb__item a:hover{color:var(--amber)}
.breadcrumb__item[aria-current="page"]{color:var(--paper)}

/* 标签 */
.tag{
  display:inline-block;
  padding:3px 10px;
  border:1px solid var(--line);
  border-radius:2px;
  font-size:0.76rem;
  letter-spacing:0.12em;
  color:var(--mist);
  white-space:nowrap;
}
.tag--amber{border-color:rgba(240,180,87,0.6);color:var(--amber)}
.tag--cool{border-color:rgba(47,167,155,0.6);color:var(--river)}
.tag--clay{border-color:rgba(225,121,58,0.6);color:var(--clay)}
.tag--wine{background:var(--wine);border-color:var(--wine);color:var(--paper)}

/* 栅格 */
.grid{display:grid;gap:clamp(18px,2.4vw,30px)}
.grid--2,.grid--3,.grid--split{grid-template-columns:1fr}
@media (min-width:720px){
  .grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (min-width:1000px){
  .grid--split{grid-template-columns:minmax(200px,240px) minmax(0,1fr);gap:clamp(28px,4vw,64px)}
}

/* 卡片 */
.card{
  position:relative;
  background:var(--indigo);
  border:1px solid var(--line);
  border-radius:3px;
  padding:clamp(18px,2.2vw,28px);
  box-shadow:inset 0 1px 0 rgba(245,240,230,0.04), 0 22px 45px -38px #000;
}
.card--teal{background:var(--teal-deep)}
.card--flat{background:transparent;box-shadow:none}
.card__title{font-size:var(--fs-h3);margin:0 0 10px}
.card__meta{font-size:var(--fs-small);color:var(--mist);letter-spacing:0.08em}

/* 左侧锚点栏 */
.rail{display:none}
@media (min-width:1000px){
  .rail{display:block;position:sticky;top:calc(var(--header-h) + 28px);align-self:start}
  .rail__title{
    writing-mode:vertical-rl;
    font-size:0.78rem;
    letter-spacing:0.24em;
    color:var(--mist);
    margin:0 0 16px;
  }
  .rail__list{
    list-style:none;
    margin:0;
    padding:0;
    display:flex;
    flex-direction:column;
    border-left:1px solid var(--line);
  }
  .rail__link{
    display:block;
    padding:9px 12px 9px 14px;
    margin-left:-1px;
    border-left:2px solid transparent;
    font-size:0.9rem;
    color:var(--mist);
    transition:color 0.25s var(--ease),border-color 0.25s var(--ease);
  }
  .rail__link:hover{color:var(--paper)}
  .rail__link[aria-current="true"]{color:var(--amber);border-left-color:var(--amber)}
}

/* 横向卡片带 */
.band{margin-block:clamp(28px,4vw,56px)}
.band__track{
  display:flex;
  gap:clamp(14px,1.8vw,22px);
  overflow-x:auto;
  overflow-y:hidden;
  padding:6px 6px 20px;
  scroll-snap-type:x proximity;
  scrollbar-width:thin;
  scrollbar-color:var(--line) transparent;
  cursor:grab;
}
.band__track.is-dragging{cursor:grabbing;scroll-snap-type:none}
.band__track::-webkit-scrollbar{height:8px}
.band__track::-webkit-scrollbar-track{background:transparent}
.band__track::-webkit-scrollbar-thumb{background:var(--line);border-radius:0}
.band__item{flex:0 0 min(80%,360px);scroll-snap-align:start}
.band__item--wide{flex-basis:min(92%,560px)}
.band__item--slim{flex-basis:min(62%,240px)}

/* 可展开案例 */
.case{
  border:1px solid var(--line);
  border-radius:3px;
  background:var(--indigo);
  overflow:hidden;
}
.case__summary{
  display:flex;
  align-items:baseline;
  gap:14px;
  padding:16px 20px;
  cursor:pointer;
  list-style:none;
  font-family:var(--font-display);
  font-weight:700;
  transition:background-color 0.25s var(--ease);
}
.case__summary::-webkit-details-marker{display:none}
.case__summary:hover{background:rgba(245,240,230,0.03)}
.case__summary::after{
  content:"展开";
  margin-left:auto;
  font-family:var(--font-body);
  font-size:0.76rem;
  font-weight:400;
  letter-spacing:0.14em;
  color:var(--amber);
  white-space:nowrap;
}
.case[open] .case__summary::after{content:"收起"}
.case__body{
  padding:16px 20px 20px;
  border-top:1px solid var(--line);
  color:rgba(245,240,230,0.86);
  font-size:0.98rem;
}

/* 筛选标签 */
.chip-group{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 22px}
.chip{
  appearance:none;
  background:transparent;
  border:1px solid var(--line);
  border-radius:2px;
  padding:7px 14px;
  color:var(--mist);
  font-size:0.84rem;
  letter-spacing:0.08em;
  cursor:pointer;
  transition:background-color 0.25s var(--ease),border-color 0.25s var(--ease),color 0.25s var(--ease);
}
.chip:hover{color:var(--paper);border-color:var(--mist)}
.chip.is-active,.chip[aria-pressed="true"]{background:var(--river);border-color:var(--river);color:#04211F;font-weight:700}
.is-filtered-out{display:none !important}

/* 一键复制 */
.copy-btn{
  appearance:none;
  background:transparent;
  border:1px solid var(--line);
  border-radius:2px;
  padding:4px 10px;
  color:var(--amber);
  font-size:0.76rem;
  letter-spacing:0.1em;
  cursor:pointer;
  transition:background-color 0.25s var(--ease),border-color 0.25s var(--ease),color 0.25s var(--ease);
}
.copy-btn:hover{border-color:var(--amber);background:rgba(240,180,87,0.1)}
.copy-btn[data-copied]{background:var(--river);border-color:var(--river);color:#04211F}

/* 图片容器 */
.media{
  position:relative;
  display:block;
  width:100%;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:3px;
  background:linear-gradient(140deg,var(--indigo) 0%,#0B1626 100%);
  box-shadow:inset 0 1px 0 rgba(245,240,230,0.05), 0 26px 50px -42px #000;
}
.media::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  width:22px;
  height:22px;
  border-top:1px solid rgba(240,180,87,0.5);
  border-left:1px solid rgba(240,180,87,0.5);
  pointer-events:none;
  z-index:2;
}
.media--16x9{aspect-ratio:16/9}
.media--4x3{aspect-ratio:4/3}
.media--3x2{aspect-ratio:3/2}
.media--1x1{aspect-ratio:1/1}
.media__img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
}
.media__cap{
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  z-index:2;
  padding:10px 14px;
  font-size:0.78rem;
  letter-spacing:0.06em;
  color:var(--mist);
  background:linear-gradient(to top,rgba(10,26,43,0.9),rgba(10,26,43,0));
}

/* ---------- 04 页头 ---------- */
.skip-link{
  position:absolute;
  left:14px;
  top:-64px;
  z-index:120;
  padding:10px 16px;
  background:var(--amber);
  color:#101B28;
  border-radius:2px;
  font-size:0.9rem;
  font-weight:700;
  transition:top 0.18s var(--ease);
}
.skip-link:focus{top:14px}

.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background-color:rgba(10,26,43,0.96);
  border-bottom:1px solid var(--line);
}
.scroll-meter{
  position:absolute;
  left:0;
  right:0;
  bottom:-1px;
  height:2px;
  background:transparent;
  pointer-events:none;
  z-index:3;
}
.scroll-meter__bar{
  display:block;
  width:100%;
  height:100%;
  transform:scaleX(0);
  transform-origin:left center;
  background:linear-gradient(90deg,var(--clay),var(--amber));
}
.site-header__bar{position:relative;z-index:2}
.site-header__inner{
  display:flex;
  align-items:center;
  gap:clamp(14px,2vw,26px);
  width:100%;
  max-width:var(--wrap);
  min-height:var(--header-h);
  margin-inline:auto;
  padding-inline:var(--gutter);
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:11px;
  flex:none;
}
.brand__mark{
  display:grid;
  place-items:center;
  width:34px;
  height:34px;
  border:1px solid rgba(240,180,87,0.55);
  border-radius:2px;
  background:rgba(240,180,87,0.07);
  color:var(--amber);
  font-family:var(--font-display);
  font-size:1.05rem;
  font-weight:800;
  line-height:1;
}
.brand__text{display:flex;flex-direction:column;line-height:1.2}
.brand__name{
  font-family:var(--font-display);
  font-size:1.02rem;
  font-weight:800;
  letter-spacing:0.02em;
  color:var(--paper);
}
.brand__tagline{
  font-size:0.72rem;
  letter-spacing:0.18em;
  color:var(--mist);
}

.site-nav{
  display:flex;
  align-items:center;
  gap:clamp(16px,2.2vw,30px);
  margin-left:auto;
}
.site-nav__list{
  display:flex;
  align-items:center;
  gap:clamp(14px,1.8vw,26px);
  list-style:none;
  margin:0;
  padding:0;
}
.site-nav__link{
  position:relative;
  display:inline-block;
  padding:6px 2px;
  font-size:0.95rem;
  letter-spacing:0.06em;
  color:rgba(245,240,230,0.82);
  transition:color 0.25s var(--ease);
}
.site-nav__link::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:1px;
  background:var(--amber);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform 0.3s var(--ease);
}
.site-nav__link:hover{color:var(--paper)}
.site-nav__link:hover::after{transform:scaleX(1)}
.site-nav__link[aria-current="page"]{color:var(--amber)}
.site-nav__link[aria-current="page"]::after{transform:scaleX(1)}
.site-nav__cta{flex:none;padding:0.5em 1.05em;font-size:0.86rem}

.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  padding:9px 12px;
  border:1px solid var(--line);
  border-radius:2px;
  background:transparent;
  color:var(--paper);
  cursor:pointer;
  transition:border-color 0.25s var(--ease),color 0.25s var(--ease);
}
.nav-toggle:hover{border-color:var(--amber);color:var(--amber)}
.nav-toggle__bars{
  position:relative;
  display:block;
  width:20px;
  height:2px;
  background:currentColor;
  flex:none;
}
.nav-toggle__bars::before,
.nav-toggle__bars::after{
  content:"";
  position:absolute;
  left:0;
  width:20px;
  height:2px;
  background:currentColor;
  transition:transform 0.28s var(--ease),top 0.28s var(--ease),opacity 0.2s var(--ease);
}
.nav-toggle__bars::before{top:-6px}
.nav-toggle__bars::after{top:6px}
.site-header[data-open] .nav-toggle__bars{background:transparent}
.site-header[data-open] .nav-toggle__bars::before{top:0;transform:rotate(45deg)}
.site-header[data-open] .nav-toggle__bars::after{top:0;transform:rotate(-45deg)}
.nav-toggle__label{font-size:0.84rem;letter-spacing:0.1em}

.brand-rail{display:none}
.brand-rail__text,
.brand-rail__rule{display:block}
@media (min-width:1280px){
  .brand-rail{
    display:flex;
    position:fixed;
    left:0;
    top:var(--header-h);
    bottom:0;
    width:var(--rail);
    z-index:5;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:18px;
    border-right:1px solid var(--line);
    background:linear-gradient(90deg,rgba(10,26,43,0.92),rgba(10,26,43,0));
    pointer-events:none;
  }
  .brand-rail__text{
    writing-mode:vertical-rl;
    font-size:0.95rem;
    letter-spacing:0.2em;
    color:var(--mist);
  }
  .brand-rail__rule{
    width:1px;
    height:64px;
    background:linear-gradient(180deg,var(--line),var(--amber));
  }
}
@media (min-width:1280px){
  .container{padding-left:calc(var(--rail) + var(--gutter))}
  .site-header__inner{padding-left:calc(var(--rail) + var(--gutter))}
}

/* ---------- 05 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(56px,8vw,96px);
  padding-top:clamp(44px,6vw,72px);
  background-color:var(--indigo);
  border-top:1px solid var(--line);
}
.footer-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(28px,3.4vw,44px);
  padding-bottom:clamp(32px,4vw,52px);
}
@media (min-width:720px){ .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))} }
@media (min-width:1024px){ .footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.4fr} }

.footer-col__title{
  font-family:var(--font-body);
  font-size:0.78rem;
  font-weight:400;
  letter-spacing:0.24em;
  color:var(--mist);
  margin:0 0 16px;
}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand__mark{
  display:grid;
  place-items:center;
  width:30px;
  height:30px;
  border:1px solid rgba(240,180,87,0.55);
  border-radius:2px;
  color:var(--amber);
  font-family:var(--font-display);
  font-weight:800;
  line-height:1;
}
.footer-brand__name{font-family:var(--font-display);font-size:1.05rem;font-weight:800}
.footer-brand__note{
  font-size:0.92rem;
  line-height:1.8;
  color:rgba(245,240,230,0.72);
  max-width:26em;
}
.footer-links{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-links a{
  font-size:0.94rem;
  color:rgba(245,240,230,0.78);
  transition:color 0.25s var(--ease)
}
.footer-links a:hover{color:var(--amber)}
.footer-contact{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.footer-contact li{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px}
.footer-contact__k{
  flex:none;
  min-width:2.6em;
  font-size:0.76rem;
  letter-spacing:0.14em;
  color:var(--mist);
}
.footer-contact__v{font-size:0.92rem;color:rgba(245,240,230,0.88);word-break:break-word}
.footer-note{
  margin-top:14px;
  font-size:0.8rem;
  line-height:1.7;
  color:var(--mist);
  max-width:30em;
}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px 26px;
  padding-block:22px;
  border-top:1px solid var(--line);
}
.footer-meta{font-size:0.8rem;letter-spacing:0.06em;color:var(--mist);margin:0}
.footer-legal{
  display:flex;
  flex-wrap:wrap;
  gap:18px;
  list-style:none;
  margin:0;
  padding:0;
}
.footer-legal a{font-size:0.8rem;color:var(--mist);transition:color 0.25s var(--ease)}
.footer-legal a:hover{color:var(--amber)}
.footer-noise{
  height:10px;
  border-top:1px solid var(--line);
  background-image:
    repeating-linear-gradient(90deg, rgba(245,240,230,0.05) 0 1px, transparent 1px 3px),
    repeating-linear-gradient(0deg, rgba(245,240,230,0.03) 0 1px, transparent 1px 4px);
}
@media (min-width:1280px){
  .site-footer > .container{padding-left:calc(var(--rail) + var(--gutter))}
}

/* ---------- 06 动效与响应式 ---------- */
[data-reveal]{
  opacity:0;
  transform:translateY(20px);
  transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease);
  transition-delay:var(--d,0ms);
  will-change:opacity,transform;
}
[data-reveal].is-in{opacity:1;transform:none}

@media (max-width:959px){
  .nav-toggle{display:inline-flex}
  .site-nav{
    position:fixed;
    left:0;
    right:0;
    top:var(--header-h);
    margin-left:0;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    max-height:calc(100dvh - var(--header-h));
    overflow-y:auto;
    padding:16px var(--gutter) 26px;
    background-color:var(--indigo);
    border-bottom:1px solid var(--line);
    box-shadow:0 30px 60px -40px #000;
    opacity:0;
    visibility:hidden;
    pointer-events:none;
    transform:translateY(-10px);
    transition:opacity 0.28s var(--ease),transform 0.28s var(--ease),visibility 0.28s;
  }
  .site-header[data-open] .site-nav{
    opacity:1;
    visibility:visible;
    pointer-events:auto;
    transform:none;
  }
  .site-nav__list{flex-direction:column;align-items:stretch;gap:0}
  .site-nav__link{display:block;padding:13px 2px}
  .site-nav__link::after{
    left:0;
    right:auto;
    bottom:0;
    width:100%;
    background:var(--line);
  }
  .site-nav__link:hover::after{transform:scaleX(1)}
  .site-nav__link[aria-current="page"]::after{background:var(--amber);transform:scaleX(1)}
  .site-nav__cta{margin-top:18px;align-self:flex-start}
}
@media (max-width:559px){
  .brand__tagline{display:none}
  .nav-toggle__label{display:none}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:0.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:120ms !important;
    transition-property:opacity,background-color,border-color,color !important;
  }
  [data-reveal]{opacity:1;transform:none;transition-delay:0ms !important}
  .scroll-meter__bar{transition:none !important}
}