/* ============================================================
   火马电竞 · 共享样式 /assets/site.css
   炭黑基座 + 熔岩橙 + 冰蓝高光 + 暗金描边
   ============================================================ */

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

/* ---------- 变量 ---------- */
:root{
  --fh-ink:#0B0C0E;
  --fh-ink-2:#16181C;
  --fh-ink-3:#101216;
  --fh-lava:#FF5A1F;
  --fh-lava-deep:#B23A0F;
  --fh-amber:#FFB020;
  --fh-ice:#4FC3F7;
  --fh-ice-deep:#1B3A5C;
  --fh-gold:#C9A227;
  --fh-bone:#F2F0EC;
  --fh-mist:#A7ABB3;
  --fh-dim:#6E737B;
  --fh-line:rgba(242,240,236,.13);
  --fh-line-strong:rgba(242,240,236,.28);
  --fh-wrap:1220px;
  --fh-gutter:20px;
  --fh-radius:18px;
  --fh-radius-sm:8px;
  --fh-skew:-4deg;
  --fh-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,"Times New Roman",serif;
  --fh-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --fh-mono:"JetBrains Mono","SFMono-Regular",Menlo,Consolas,"Courier New",monospace;
  --fh-ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- 基础 ---------- */
body{
  background-color:var(--fh-ink);
  background-image:
    radial-gradient(58vw 38vw at 8% -8%,rgba(255,90,31,.10),transparent 62%),
    radial-gradient(48vw 34vw at 96% 2%,rgba(79,195,247,.07),transparent 64%);
  background-repeat:no-repeat;
  background-attachment:fixed;
  color:var(--fh-bone);
  font-family:var(--fh-sans);
  font-size:16px;
  font-weight:400;
  line-height:1.75;
  letter-spacing:.01em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
#main-content{display:block}

:focus-visible{outline:2px solid var(--fh-ice);outline-offset:3px}
.fh-btn:focus-visible,
.fh-nav__list a:focus-visible,
.fh-footer__links a:focus-visible,
.fh-phase:focus-visible,
.fh-top-btn:focus-visible,
.fh-nav-toggle:focus-visible{outline:2px solid var(--fh-amber);outline-offset:2px}

/* ---------- 排版 ---------- */
.fh-h1{
  font-family:var(--fh-serif);font-weight:900;
  font-size:clamp(2.1rem,5.6vw,4rem);line-height:1.06;letter-spacing:-.02em;
}
.fh-h2{
  font-family:var(--fh-serif);font-weight:800;
  font-size:clamp(1.6rem,3.6vw,2.5rem);line-height:1.16;letter-spacing:-.015em;
}
.fh-h3{
  font-family:var(--fh-sans);font-weight:900;
  font-size:clamp(1.05rem,2vw,1.32rem);line-height:1.35;letter-spacing:.01em;
  transform:skewX(var(--fh-skew));transform-origin:left center;
}
.fh-kicker{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--fh-sans);font-weight:900;font-size:.72rem;
  letter-spacing:.22em;text-transform:uppercase;color:var(--fh-amber);
  transform:skewX(var(--fh-skew));transform-origin:left center;
}
.fh-kicker::before{
  content:"";width:26px;height:2px;flex:0 0 auto;
  background:linear-gradient(90deg,var(--fh-lava),var(--fh-amber));
}
.fh-lede{font-size:clamp(1rem,1.4vw,1.12rem);line-height:1.85;color:#D6D3CD;max-width:60ch}
.fh-note{font-family:var(--fh-mono);font-size:.78rem;letter-spacing:.04em;color:var(--fh-dim)}
.fh-mono{font-family:var(--fh-mono);font-weight:500;letter-spacing:.02em;font-variant-numeric:tabular-nums}

/* ---------- 容器与节奏 ---------- */
.fh-wrap{
  width:min(calc(100% - 2 * var(--fh-gutter)),var(--fh-wrap));
  margin-inline:auto;
}
.fh-section{padding-block:clamp(48px,7vw,96px)}
.fh-section--tight{padding-block:clamp(32px,4vw,56px)}
.fh-flow>*+*{margin-top:1.1em}
.fh-grid{display:grid;gap:24px;grid-template-columns:repeat(12,minmax(0,1fr))}
.fh-divider{
  height:1px;border:0;width:100%;
  background:linear-gradient(90deg,transparent,var(--fh-line-strong) 16%,var(--fh-line-strong) 84%,transparent);
}
.fh-divider--skew{transform:rotate(-1.2deg) scaleX(1.02)}
.fh-page-head{position:relative;padding-block:clamp(34px,5.5vw,70px) clamp(18px,3vw,30px)}

/* ---------- 按钮 ---------- */
.fh-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border:1px solid transparent;border-radius:4px;
  font-family:var(--fh-sans);font-weight:900;font-size:.94rem;letter-spacing:.05em;line-height:1.2;
  cursor:pointer;transform:skewX(var(--fh-skew));
  transition:transform .2s var(--fh-ease),background-color .2s ease,box-shadow .2s ease,border-color .2s ease,color .2s ease;
}
.fh-btn:hover{transform:skewX(var(--fh-skew)) translateY(-2px)}
.fh-btn:active{transform:skewX(var(--fh-skew)) translateY(0)}
.fh-btn--lava{
  background:linear-gradient(135deg,var(--fh-lava),var(--fh-lava-deep));
  color:#0B0C0E;box-shadow:0 12px 30px -14px rgba(255,90,31,.85);
}
.fh-btn--lava:hover{box-shadow:0 18px 38px -14px rgba(255,90,31,.95)}
.fh-btn--ghost{
  background:rgba(242,240,236,.02);border-color:var(--fh-line-strong);color:var(--fh-bone);
}
.fh-btn--ghost:hover{border-color:var(--fh-lava);color:var(--fh-lava)}
.fh-btn--ice{
  background:rgba(79,195,247,.10);border-color:rgba(79,195,247,.42);color:var(--fh-ice);
}
.fh-btn--ice:hover{background:rgba(79,195,247,.18);border-color:var(--fh-ice)}

/* ---------- 面包屑 ---------- */
.fh-crumb{
  display:flex;flex-wrap:wrap;align-items:center;
  font-family:var(--fh-mono);font-size:.76rem;letter-spacing:.04em;color:var(--fh-dim);
}
.fh-crumb li{display:inline-flex;align-items:center}
.fh-crumb li+li::before{content:"/";margin:0 9px;color:rgba(242,240,236,.2)}
.fh-crumb a{color:var(--fh-mist);transition:color .2s ease}
.fh-crumb a:hover{color:var(--fh-ice)}
.fh-crumb [aria-current="page"]{color:var(--fh-bone)}

/* ---------- 卡片与统计 ---------- */
.fh-card{
  position:relative;
  background:linear-gradient(160deg,var(--fh-ink-2),var(--fh-ink-3));
  border:1px solid var(--fh-line);border-radius:var(--fh-radius);
  padding:clamp(20px,2.4vw,28px);
  overflow:hidden;
  transition:border-color .25s ease,transform .25s var(--fh-ease);
}
.fh-card::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:linear-gradient(140deg,rgba(201,162,39,.16),transparent 44%);
  opacity:0;transition:opacity .25s ease;
}
.fh-card:hover{border-color:var(--fh-line-strong)}
.fh-card:hover::after{opacity:1}
.fh-card__title{
  font-family:var(--fh-sans);font-weight:900;font-size:1.05rem;letter-spacing:.02em;
  transform:skewX(var(--fh-skew));transform-origin:left center;
}
.fh-card__meta{font-family:var(--fh-mono);font-size:.74rem;letter-spacing:.05em;color:var(--fh-dim)}

.fh-stat{display:grid;gap:6px}
.fh-stat__value{
  font-family:var(--fh-mono);font-weight:700;font-variant-numeric:tabular-nums;
  font-size:clamp(1.8rem,4vw,2.6rem);line-height:1;color:var(--fh-bone);
}
.fh-stat__value--lava{color:var(--fh-lava)}
.fh-stat__value--ice{color:var(--fh-ice)}
.fh-stat__label{font-family:var(--fh-mono);font-size:.74rem;letter-spacing:.16em;color:var(--fh-dim)}

/* ---------- 图片容器 ---------- */
.fh-media{
  position:relative;display:block;overflow:hidden;isolation:isolate;
  border-radius:var(--fh-radius);border:1px solid var(--fh-line);
  background:linear-gradient(140deg,#1A1D22,var(--fh-ink-3));
}
.fh-media>img{width:100%;height:100%;object-fit:cover}
.fh-media::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,transparent 44%,rgba(11,12,14,.74) 100%);
}
.fh-media--21x9{aspect-ratio:21/9}
.fh-media--16x9{aspect-ratio:16/9}
.fh-media--4x3{aspect-ratio:4/3}
.fh-media--3x4{aspect-ratio:3/4}
.fh-media--1x1{aspect-ratio:1/1}
.fh-media__caption{
  position:absolute;left:0;right:0;bottom:0;z-index:2;
  padding:16px 18px;font-family:var(--fh-mono);font-size:.78rem;
  letter-spacing:.03em;color:var(--fh-mist);
}

/* ---------- 显现 ---------- */
.fh-js [data-reveal]{
  opacity:0;transform:translateY(22px);
  transition:opacity .6s var(--fh-ease),transform .6s var(--fh-ease);
}
.fh-js [data-reveal].is-in{opacity:1;transform:none}

/* ---------- skip link ---------- */
.fh-skip{
  position:absolute;left:14px;top:14px;z-index:200;
  padding:10px 18px;border-radius:4px;
  background:var(--fh-lava);color:#0B0C0E;
  font-weight:900;font-size:.88rem;
  transform:translateY(-220%);
  transition:transform .18s ease;
}
.fh-skip:focus{transform:translateY(0)}

/* ============================================================
   页头
   ============================================================ */
.fh-header{
  position:sticky;top:0;z-index:70;
  background:linear-gradient(180deg,rgba(11,12,14,.97),rgba(11,12,14,.90));
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--fh-line);
}
.fh-progress{
  position:fixed;top:0;left:0;right:0;height:3px;
  z-index:90;pointer-events:none;
}
.fh-progress::after{
  content:"";display:block;height:100%;
  transform:scaleX(var(--fh-progress,0));transform-origin:0 50%;
  background:linear-gradient(90deg,var(--fh-ice),var(--fh-amber) 55%,var(--fh-lava));
  box-shadow:0 0 14px rgba(255,90,31,.5);
  transition:transform .12s linear;
}

.fh-header__strip{
  border-bottom:1px solid var(--fh-line);
  max-height:72px;overflow:hidden;
  transition:max-height .3s var(--fh-ease),opacity .22s ease,border-color .3s ease;
}
.fh-header.is-condensed .fh-header__strip{max-height:0;opacity:0;border-color:transparent}
.fh-header__strip-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:44px;padding-block:6px;
}
.fh-strip__meta{
  display:inline-flex;align-items:center;gap:9px;flex:1 1 auto;
  font-size:.76rem;letter-spacing:.05em;color:var(--fh-mist);white-space:nowrap;
}
.fh-strip__label{color:var(--fh-dim)}
.fh-strip__value{color:var(--fh-bone);font-weight:500}
.fh-strip__sep{color:rgba(242,240,236,.2)}
.fh-pulse{
  width:8px;height:8px;flex:0 0 auto;border-radius:50%;
  background:var(--fh-amber);
  animation:fh-pulse 4s ease-out infinite;
}
@keyframes fh-pulse{
  0%{box-shadow:0 0 0 0 rgba(255,176,32,.55)}
  10%{box-shadow:0 0 0 9px rgba(255,176,32,0)}
  100%{box-shadow:0 0 0 0 rgba(255,176,32,0)}
}
.fh-strip__tools{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto}

.fh-search{position:relative;display:inline-flex;align-items:center}
.fh-search__label{
  position:absolute;width:1px;height:1px;padding:0;overflow:hidden;
  clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;
}
.fh-search__input{
  width:178px;padding:7px 14px;
  background:rgba(22,24,28,.9);
  border:1px solid var(--fh-line);border-radius:999px;
  font-family:var(--fh-mono);font-size:.76rem;color:var(--fh-bone);
  transition:border-color .2s ease,width .25s var(--fh-ease);
}
.fh-search__input::placeholder{color:var(--fh-dim)}
.fh-search__input:focus{outline:none;border-color:var(--fh-ice);width:214px}

.fh-phases{
  display:inline-flex;gap:2px;padding:3px;
  background:rgba(22,24,28,.78);
  border:1px solid var(--fh-line);border-radius:999px;
}
.fh-phase{
  border:0;background:transparent;cursor:pointer;
  padding:5px 12px;border-radius:999px;
  font-weight:900;font-size:.75rem;letter-spacing:.06em;
  color:var(--fh-mist);transform:skewX(var(--fh-skew));
  transition:background-color .2s ease,color .2s ease;
}
.fh-phase:hover{color:var(--fh-bone)}
.fh-phase.is-active{background:linear-gradient(135deg,var(--fh-lava),var(--fh-lava-deep));color:#0B0C0E}

.fh-top-btn{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:999px;cursor:pointer;
  border:1px solid rgba(79,195,247,.35);
  background:rgba(79,195,247,.08);
  color:var(--fh-ice);font-weight:900;font-size:.75rem;letter-spacing:.06em;
  transform:skewX(var(--fh-skew));
  transition:background-color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.fh-top-btn:hover{background:rgba(79,195,247,.18);border-color:var(--fh-ice);box-shadow:0 0 18px -6px rgba(79,195,247,.7)}
.fh-top-btn__arrow{
  width:0;height:0;display:block;
  border-left:4px solid transparent;border-right:4px solid transparent;
  border-bottom:6px solid currentColor;
}

.fh-header__masthead-inner{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  gap:16px;padding:13px 0 9px;
  transition:padding .3s var(--fh-ease);
}
.fh-header.is-condensed .fh-header__masthead-inner{padding:5px 0 3px}

.fh-nav-toggle{
  display:none;justify-self:start;align-items:center;gap:9px;
  padding:8px 14px;cursor:pointer;
  background:transparent;border:1px solid var(--fh-line);border-radius:999px;
  color:var(--fh-bone);font-weight:900;font-size:.78rem;letter-spacing:.08em;
  transform:skewX(var(--fh-skew));
  transition:border-color .2s ease,color .2s ease;
}
.fh-nav-toggle:hover{border-color:var(--fh-lava);color:var(--fh-lava)}
.fh-nav-toggle__bars{display:flex;flex-direction:column;gap:3px;width:16px}
.fh-nav-toggle__bars i{display:block;height:2px;border-radius:2px;background:currentColor;transition:transform .22s ease,opacity .22s ease}
.fh-nav-toggle__bars i:nth-child(2){width:70%}
.fh-nav-toggle[aria-expanded="true"] .fh-nav-toggle__bars i:nth-child(1){transform:translateY(5px) rotate(45deg)}
.fh-nav-toggle[aria-expanded="true"] .fh-nav-toggle__bars i:nth-child(2){opacity:0}
.fh-nav-toggle[aria-expanded="true"] .fh-nav-toggle__bars i:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
.fh-nav-toggle__text{white-space:nowrap}

.fh-brand{
  display:inline-flex;align-items:center;gap:12px;
  justify-self:center;
  transition:transform .2s var(--fh-ease);
}
.fh-brand:hover{transform:translateY(-1px)}
.fh-brand__mark{
  position:relative;flex:0 0 auto;width:34px;height:34px;
  background:linear-gradient(150deg,var(--fh-lava),var(--fh-lava-deep) 68%,#5C1B05);
  clip-path:polygon(50% 0%,100% 30%,86% 100%,14% 100%,0% 30%);
  box-shadow:0 0 22px rgba(255,90,31,.35);
  transition:width .3s var(--fh-ease),height .3s var(--fh-ease);
}
.fh-brand__mark::after{
  content:"";position:absolute;inset:9px 10px 8px;
  background:var(--fh-ink);
  clip-path:polygon(50% 0%,100% 100%,50% 68%,0% 100%);
}
.fh-brand__text{display:flex;flex-direction:column;line-height:1;min-width:0}
.fh-brand__name{
  font-family:var(--fh-serif);font-weight:900;
  font-size:1.6rem;letter-spacing:.02em;color:var(--fh-bone);
  transition:font-size .3s var(--fh-ease);
}
.fh-brand__sub{
  margin-top:5px;
  font-family:var(--fh-mono);font-size:.6rem;letter-spacing:.24em;
  color:var(--fh-mist);text-transform:uppercase;
}
.fh-header.is-condensed .fh-brand__name{font-size:1.2rem}
.fh-header.is-condensed .fh-brand__mark{width:26px;height:26px}
.fh-header.is-condensed .fh-brand__sub{opacity:0;transition:opacity .2s ease}

.fh-masthead__side{
  justify-self:end;white-space:nowrap;
  font-family:var(--fh-mono);font-size:.72rem;letter-spacing:.14em;color:var(--fh-dim);
}

.fh-nav{position:relative;border-top:1px solid var(--fh-line);z-index:5}
.fh-nav__list{display:flex;justify-content:center;flex-wrap:wrap;gap:2px;padding:2px 0}
.fh-nav__list a{
  position:relative;display:block;
  padding:11px 20px;
  font-family:var(--fh-sans);font-weight:900;font-size:.94rem;letter-spacing:.05em;
  color:var(--fh-mist);
  transform:skewX(var(--fh-skew));transform-origin:center;
  transition:color .2s ease,background-color .2s ease;
}
.fh-nav__list a::after{
  content:"";position:absolute;left:20px;right:20px;bottom:4px;height:2px;
  background:linear-gradient(90deg,var(--fh-lava),var(--fh-amber));
  transform:scaleX(0);transform-origin:left center;
  transition:transform .24s var(--fh-ease);
}
.fh-nav__list a:hover{color:var(--fh-bone);background:rgba(255,90,31,.07)}
.fh-nav__list a:hover::after{transform:scaleX(.35)}
.fh-nav__list a[aria-current="page"]{color:var(--fh-lava);background:rgba(255,90,31,.08)}
.fh-nav__list a[aria-current="page"]::after{transform:scaleX(1)}

/* ============================================================
   页脚
   ============================================================ */
.fh-footer{
  position:relative;overflow:hidden;
  margin-top:clamp(64px,9vw,120px);
  padding:clamp(48px,7vw,84px) 0 26px;
  background:linear-gradient(180deg,var(--fh-ink) 0%,#0F1115 46%,var(--fh-ink) 100%);
  border-top:1px solid var(--fh-line-strong);
}
.fh-footer__glow{
  position:absolute;left:50%;top:-130px;
  width:min(920px,130vw);height:320px;
  transform:translateX(-50%) skewX(-12deg);
  pointer-events:none;
  background:radial-gradient(50% 100% at 50% 100%,rgba(255,90,31,.20),transparent 72%);
}
.fh-footer__inner{position:relative;z-index:1}

.fh-footer__top{
  display:grid;grid-template-columns:1.5fr 1fr 1fr .9fr;
  gap:36px;padding-bottom:42px;
  border-bottom:1px solid var(--fh-line);
}
.fh-footer__brand .fh-brand{justify-self:start}
.fh-footer__line{
  margin-top:18px;max-width:34ch;
  font-size:.92rem;line-height:1.85;color:var(--fh-mist);
}
.fh-footer__col{min-width:0}
.fh-footer__title{
  display:flex;align-items:center;gap:8px;
  margin-bottom:16px;
  font-family:var(--fh-sans);font-weight:900;font-size:.84rem;letter-spacing:.18em;
  color:var(--fh-bone);
  transform:skewX(var(--fh-skew));transform-origin:left center;
}
.fh-footer__title::before{
  content:"";width:6px;height:6px;flex:0 0 auto;
  background:var(--fh-amber);transform:skewX(4deg) rotate(45deg);
}
.fh-footer__links{display:grid;gap:10px}
.fh-footer__links a{
  display:inline-block;
  font-size:.92rem;color:var(--fh-mist);
  border-bottom:1px solid transparent;padding-bottom:1px;
  transition:color .2s ease,border-color .2s ease;
}
.fh-footer__links a:hover{color:var(--fh-ice);border-color:rgba(79,195,247,.6)}

.fh-footer__contact{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;padding:34px 0;
  border-bottom:1px solid var(--fh-line);
}
.fh-footer__item{display:grid;gap:7px;min-width:0}
.fh-footer__label{font-family:var(--fh-mono);font-size:.7rem;letter-spacing:.18em;color:var(--fh-dim)}
.fh-footer__value{font-size:.94rem;color:var(--fh-bone);word-break:break-word}

.fh-footer__legal{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;
  padding-top:22px;
  font-size:.8rem;color:var(--fh-dim);
}
.fh-footer__icp{font-family:var(--fh-mono);letter-spacing:.06em}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1024px){
  .fh-footer__top{grid-template-columns:1fr 1fr;gap:32px}
  .fh-footer__brand{grid-column:1 / -1}
}

@media (max-width:900px){
  .fh-nav-toggle{display:inline-flex}
  .fh-masthead__side{display:none}
  .fh-header__masthead-inner{grid-template-columns:auto 1fr auto}
  .fh-brand{justify-self:center}
  .fh-brand__name{font-size:1.22rem}

  .fh-nav{
    position:absolute;left:0;right:0;top:100%;
    background:var(--fh-ink-3);
    border-top:1px solid var(--fh-line-strong);
    border-bottom:1px solid var(--fh-line-strong);
    box-shadow:0 26px 54px rgba(0,0,0,.65);
    opacity:0;visibility:hidden;transform:translateY(-10px);
    transition:opacity .22s ease,transform .22s ease,visibility .22s;
  }
  .fh-nav[data-open]{opacity:1;visibility:visible;transform:translateY(0)}
  .fh-nav__list{flex-direction:column;align-items:stretch;gap:0;padding:10px 16px 18px}
  .fh-nav__list a{
    padding:14px 6px;font-size:1.05rem;
    border-bottom:1px solid var(--fh-line);
  }
  .fh-nav__list a::after{left:6px;right:auto;width:34px;bottom:8px}
}

@media (max-width:760px){
  .fh-search{display:none}
  .fh-strip__meta{font-size:.71rem}
  .fh-header__strip{max-height:96px}
  .fh-footer__top{grid-template-columns:1fr;gap:28px}
  .fh-footer__contact{grid-template-columns:1fr;gap:18px}
}

@media (max-width:560px){
  :root{--fh-gutter:16px}
  .fh-header__strip-inner{flex-wrap:wrap;justify-content:center;row-gap:8px;padding-bottom:10px}
  .fh-header__strip{max-height:130px}
  .fh-strip__meta{justify-content:center;flex:1 1 100%}
  .fh-strip__tools{flex:1 1 100%;justify-content:center}
  .fh-brand__mark{width:28px;height:28px}
  .fh-brand__name{font-size:1.1rem}
  .fh-brand__sub{letter-spacing:.18em;font-size:.55rem}
  .fh-footer__legal{flex-direction:column;align-items:flex-start}
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .fh-pulse{animation:none;box-shadow:0 0 0 3px rgba(255,176,32,.3)}
  .fh-js [data-reveal]{opacity:1;transform:none}
  .fh-btn:hover,.fh-brand:hover{transform:skewX(var(--fh-skew))}
}