/* 四季品牌站 · 共享样式 /assets/site.css */

:root{
  --spring:#6FAF8F;
  --spring-accent:#E8A9B8;
  --summer:#2F7FA6;
  --summer-accent:#E8B44A;
  --autumn:#C4562B;
  --autumn-accent:#C9A227;
  --winter:#1E2A44;
  --frost:#F3F6F4;
  --paper:#FFFFFF;
  --ink:#1B1B1B;
  --rule:#D9D3C7;
  --alert:#8E2F3C;
  --muted:#5B6472;
  --body:#41485A;

  --season:var(--summer);
  --season-accent:var(--summer-accent);

  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-mono:"IBM Plex Mono","JetBrains Mono","SFMono-Regular",Consolas,"Courier New",monospace;

  --wrap:min(1200px,92vw);
  --measure:38em;
  --line:1px solid var(--rule);
  --shadow-paper:5px 5px 0 0 #FFFFFF, 6px 6px 0 0 var(--rule);
}

[data-season="spring"]{--season:var(--spring);--season-accent:var(--spring-accent);}
[data-season="summer"]{--season:var(--summer);--season-accent:var(--summer-accent);}
[data-season="autumn"]{--season:var(--autumn);--season-accent:var(--autumn-accent);}
[data-season="winter"]{--season:var(--winter);--season-accent:#9FB0CC;}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:110px;}
body{
  margin:0;
  background:var(--frost);
  color:var(--ink);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.75;
  letter-spacing:.01em;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,p,figure,blockquote,dl,dd{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img,svg,video{max-width:100%;height:auto;display:block;}
a{color:inherit;}
button{font:inherit;color:inherit;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:2px solid var(--summer);outline-offset:3px;border-radius:2px;}

/* ---------- 工具 ---------- */
.sk-visually-hidden{
  position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;
}
.sk-mono{font-family:var(--font-mono);letter-spacing:.02em;}
.sk-container{width:var(--wrap);margin-inline:auto;}
.sk-main{display:block;}
#main-content:focus{outline:none;}

/* ---------- 按钮 ---------- */
.sk-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:10px 20px;border:1px solid transparent;border-radius:999px;
  font-size:14.5px;font-weight:600;text-decoration:none;cursor:pointer;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.sk-btn--solid{background:var(--season);color:#FFFFFF;border-color:var(--season);}
.sk-btn--solid:hover{background:var(--winter);border-color:var(--winter);}
.sk-btn--ghost{background:transparent;color:var(--winter);border-color:var(--rule);}
.sk-btn--ghost:hover{border-color:var(--season);color:var(--season);}
.sk-btn--quiet{background:transparent;color:var(--summer);padding-inline:0;border:0;}
.sk-btn--quiet:hover{color:var(--winter);}

/* ---------- 页头 ---------- */
.sk-skip{
  position:absolute;left:14px;top:-72px;z-index:90;
  padding:10px 18px;background:var(--winter);color:#FFFFFF;
  font-size:14px;text-decoration:none;border-radius:0 0 4px 4px;
  transition:top .18s ease;
}
.sk-skip:focus{top:0;}

.sk-header{
  position:sticky;top:0;z-index:60;
  background:var(--frost);
  border-bottom:var(--line);
}
.sk-header__band{
  display:block;height:4px;
  background:linear-gradient(90deg,
    var(--spring) 0 25%,
    var(--summer) 25% 50%,
    var(--autumn) 50% 75%,
    var(--winter) 75% 100%);
}
.sk-header__inner{
  display:flex;align-items:center;gap:clamp(12px,2vw,28px);
  width:var(--wrap);margin-inline:auto;padding-block:12px;
}
.sk-brand{
  display:inline-flex;align-items:center;gap:12px;
  text-decoration:none;color:var(--winter);flex:0 0 auto;
}
.sk-brand__mark{
  width:28px;height:28px;flex:0 0 auto;border-radius:2px;
  border:1px solid var(--rule);
  background:conic-gradient(
    var(--spring) 0 25%,
    var(--summer) 0 50%,
    var(--autumn) 0 75%,
    var(--winter) 0 100%);
}
.sk-brand__text{display:flex;flex-direction:column;line-height:1.2;}
.sk-brand__name{font-family:var(--font-serif);font-size:20px;font-weight:600;letter-spacing:.06em;}
.sk-brand__tagline{font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;color:var(--muted);}

.sk-nav{margin-left:auto;}
.sk-nav__list{display:flex;flex-wrap:wrap;align-items:center;gap:clamp(6px,1.5vw,20px);}
.sk-nav__item{display:block;}
.sk-nav__link{
  display:inline-flex;align-items:flex-end;gap:8px;
  padding:8px 2px 6px;border-bottom:2px solid transparent;
  color:var(--winter);font-size:15.5px;font-weight:500;text-decoration:none;
  transition:color .18s ease,border-color .18s ease;
}
.sk-nav__link:hover{color:var(--summer);border-bottom-color:var(--rule);}
.sk-nav__link[aria-current="page"]{
  color:var(--season);border-bottom-color:var(--season);font-weight:700;
}
.sk-nav__season{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;
  color:var(--season);opacity:.9;
}

.sk-header__actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.sk-header__actions .sk-btn{font-size:14px;padding:9px 16px;}

.sk-nav-toggle{
  display:none;align-items:center;gap:8px;
  padding:8px 14px;min-height:44px;
  background:transparent;border:1px solid var(--rule);border-radius:999px;
  color:var(--winter);cursor:pointer;
}
.sk-nav-toggle__box{display:flex;flex-direction:column;justify-content:center;gap:4px;width:18px;height:14px;}
.sk-nav-toggle__bar{display:block;height:2px;background:currentColor;transition:transform .2s ease,opacity .2s ease;}
.sk-nav-toggle__label{font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;}
.sk-header[data-open] .sk-nav-toggle{border-color:var(--season);color:var(--season);}
.sk-header[data-open] .sk-nav-toggle__bar:nth-child(1){transform:translateY(6px) rotate(45deg);}
.sk-header[data-open] .sk-nav-toggle__bar:nth-child(2){opacity:0;}
.sk-header[data-open] .sk-nav-toggle__bar:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

@keyframes sk-panel-in{
  from{opacity:0;transform:translateY(-6px);}
  to{opacity:1;transform:none;}
}

/* ---------- 滚动进度 ---------- */
.sk-progress{
  position:absolute;left:0;right:0;bottom:0;height:3px;
  background:rgba(27,27,27,.06);pointer-events:none;
}
.sk-progress__bar{
  display:block;width:0;height:100%;
  background:linear-gradient(90deg,var(--spring),var(--summer),var(--autumn),var(--winter));
}

/* ---------- 返回顶部 ---------- */
.sk-totop{
  position:fixed;right:clamp(14px,3vw,28px);bottom:clamp(14px,3vw,28px);z-index:70;
  width:46px;height:46px;border:1px solid var(--rule);border-radius:50%;
  background:var(--paper);color:var(--winter);
  font-family:var(--font-mono);font-size:15px;cursor:pointer;
  box-shadow:3px 3px 0 var(--rule);
  opacity:0;visibility:hidden;
  transition:opacity .2s ease,visibility .2s ease,color .2s ease;
}
.sk-totop[data-visible="true"]{opacity:1;visibility:visible;}
.sk-totop:hover{color:var(--season);}

/* ---------- 页脚 ---------- */
.sk-footer{
  position:relative;margin-top:clamp(48px,7vw,104px);
  background:var(--winter);color:#E7EAEE;
}
.sk-season-band{
  display:block;height:6px;
  background:linear-gradient(90deg,
    var(--spring) 0 25%,
    var(--summer) 25% 50%,
    var(--autumn) 50% 75%,
    var(--summer-accent) 75% 100%);
}
.sk-footer__inner{width:var(--wrap);margin-inline:auto;}
.sk-footer__top{
  display:grid;gap:clamp(26px,4vw,56px);
  grid-template-columns:1fr;
  padding-block:clamp(36px,5vw,68px);
}
.sk-footer__col{min-width:0;}
.sk-footer__brand{
  font-family:var(--font-serif);font-size:clamp(22px,2.4vw,28px);
  font-weight:600;letter-spacing:.08em;color:#FFFFFF;
}
.sk-footer__tagline{
  margin-top:6px;font-family:var(--font-mono);font-size:12px;
  letter-spacing:.18em;color:#8FA0B8;
}
.sk-footer__summary{
  margin-top:16px;max-width:34ch;font-size:15px;line-height:1.85;color:#B9C2D0;
}
.sk-footer__title{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;
  color:#8FA0B8;margin-bottom:16px;
}
.sk-footer__links{display:grid;gap:10px;}
.sk-footer__link{
  display:inline-block;color:#E7EAEE;font-size:15px;text-decoration:none;
  border-bottom:1px solid transparent;transition:color .18s ease,border-color .18s ease;
}
.sk-footer__link:hover{color:#FFFFFF;border-bottom-color:var(--summer-accent);}
.sk-footer__contact{display:grid;gap:8px;}
.sk-footer__contact-row{display:block;font-size:14.5px;line-height:1.8;color:#C9D1DC;}
.sk-footer__contact-row .sk-mono{color:#FFFFFF;}

.sk-footer__seasons{
  display:grid;gap:1px;grid-template-columns:1fr;
  background:rgba(255,255,255,.14);
  border-top:1px solid rgba(255,255,255,.14);
  border-bottom:1px solid rgba(255,255,255,.14);
}
.sk-footer__season{
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;
  padding:18px;background:var(--winter);text-decoration:none;
  transition:background-color .18s ease;
}
.sk-footer__season:hover{background:#25324F;}
.sk-footer__season-dot{
  width:10px;height:10px;border-radius:50%;background:var(--season);
}
.sk-footer__season-name{
  font-family:var(--font-serif);font-size:16px;color:#FFFFFF;letter-spacing:.04em;
}
.sk-footer__season-meta{
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.12em;color:#8FA0B8;
}

.sk-footer__meta{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:14px 28px;padding-block:22px;
  font-family:var(--font-mono);font-size:12.5px;color:#8FA0B8;
}
.sk-footer__legal{display:flex;flex-wrap:wrap;gap:22px;}
.sk-footer__legal .sk-footer__link{font-size:13px;color:#C9D1DC;}
.sk-footer__copy{font-family:var(--font-mono);font-size:12.5px;color:#8FA0B8;}

/* ---------- 面包屑 ---------- */
.sk-breadcrumb{padding-block:clamp(16px,2.4vw,28px);}
.sk-breadcrumb__list{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:13px;color:var(--muted);
}
.sk-breadcrumb__item{display:flex;align-items:center;gap:10px;}
.sk-breadcrumb__item:not(:last-child)::after{content:"›";color:var(--rule);}
.sk-breadcrumb__link{color:var(--summer);text-decoration:none;}
.sk-breadcrumb__link:hover{text-decoration:underline;}
.sk-breadcrumb__current{color:var(--winter);}

/* ---------- 章节 ---------- */
.sk-section{padding-block:clamp(40px,6.5vw,96px);}
.sk-section--tint{background:#EAEFEB;}
.sk-section[data-season]{border-top:3px solid var(--season);}
.sk-section__head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:18px;margin-bottom:clamp(22px,3vw,40px);
}
.sk-section__title{
  font-family:var(--font-serif);font-weight:600;
  font-size:clamp(26px,3.6vw,44px);line-height:1.3;color:var(--winter);
  margin-bottom:10px;
}
.sk-eyebrow{
  display:inline-block;font-family:var(--font-mono);font-size:12px;
  letter-spacing:.2em;color:var(--season);margin-bottom:12px;
}
.sk-lede{
  max-width:var(--measure);font-size:clamp(16px,1.5vw,19px);
  line-height:1.8;color:var(--body);
}

/* ---------- 正文容器 ---------- */
.sk-prose{max-width:var(--measure);font-size:17px;line-height:1.75;color:var(--body);}
.sk-prose > * + *{margin-top:1.1em;}
.sk-prose h2{
  margin-top:1.9em;font-family:var(--font-serif);font-size:clamp(21px,2.4vw,28px);
  line-height:1.4;color:var(--winter);
}
.sk-prose h3{
  margin-top:1.6em;font-size:clamp(18px,2vw,21px);line-height:1.5;color:var(--winter);
}
.sk-prose ul,.sk-prose ol{padding-left:1.4em;}
.sk-prose ul{list-style:disc;}
.sk-prose ol{list-style:decimal;}
.sk-prose li{margin-top:.45em;}
.sk-prose a{color:var(--summer);text-decoration:underline;text-underline-offset:3px;}
.sk-prose strong{color:var(--winter);}
.sk-prose blockquote{
  border-left:3px solid var(--season);padding-left:16px;color:var(--muted);
}

/* ---------- 网格 ---------- */
.sk-grid{display:grid;gap:clamp(16px,2.4vw,30px);grid-template-columns:1fr;}
.sk-grid--index{grid-template-columns:1fr;}

/* ---------- 纸张与卡片 ---------- */
.sk-paper{
  position:relative;background:var(--paper);border:var(--line);
  padding:clamp(18px,2.6vw,34px);
}
.sk-paper--stacked{box-shadow:var(--shadow-paper);}

.sk-card{
  display:flex;flex-direction:column;gap:10px;
  padding:clamp(18px,2.2vw,26px);
  background:var(--paper);border:var(--line);
  border-left:3px solid var(--season);
}
.sk-card__label{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;color:var(--season);
}
.sk-card__title{
  font-family:var(--font-serif);font-weight:600;
  font-size:clamp(19px,2vw,23px);line-height:1.4;color:var(--winter);
}
.sk-card__body{font-size:15px;line-height:1.75;color:var(--body);}
.sk-card__meta{
  margin-top:auto;font-family:var(--font-mono);font-size:12px;color:var(--muted);
}

.sk-tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 11px;border:1px solid currentColor;border-radius:999px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;
  color:var(--season);background:transparent;
}

/* ---------- 目录索引 ---------- */
.sk-index{background:var(--paper);border:var(--line);padding:clamp(16px,2.2vw,26px);}
.sk-index__list{display:grid;gap:0;}
.sk-index__item{display:flex;gap:12px;align-items:baseline;padding-block:12px;border-bottom:1px dashed var(--rule);}
.sk-index__item:last-child{border-bottom:0;}
.sk-index__num{font-family:var(--font-mono);font-size:12px;color:var(--season);flex:0 0 auto;}
.sk-index__link{
  color:var(--winter);font-size:15.5px;text-decoration:none;
  border-bottom:1px solid transparent;transition:color .18s ease,border-color .18s ease;
}
.sk-index__link:hover{color:var(--summer);border-bottom-color:var(--summer);}
.sk-index__link[aria-current="true"]{color:var(--season);font-weight:700;border-bottom-color:var(--season);}

/* ---------- 右栏进度轨与旁注 ---------- */
.sk-rail{display:flex;flex-direction:column;gap:16px;}
.sk-rail__title{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;color:var(--muted);
}
.sk-rail__item{
  display:flex;gap:10px;align-items:flex-start;
  font-size:13.5px;line-height:1.65;color:var(--body);
}
.sk-rail__dot{
  flex:0 0 auto;width:9px;height:9px;margin-top:8px;border-radius:50%;
  background:var(--rule);transition:background-color .2s ease;
}
.sk-rail__item[data-active="true"]{color:var(--winter);font-weight:600;}
.sk-rail__item[data-active="true"] .sk-rail__dot{background:var(--season);}

.sk-aside{
  padding-left:16px;border-left:3px solid var(--season);
  font-size:14.5px;line-height:1.8;color:var(--body);
}
.sk-note{font-family:var(--font-mono);font-size:12.5px;line-height:1.7;color:var(--muted);}

/* ---------- 技能树式服务路径 ---------- */
.sk-path{display:grid;gap:0;border-left:1px solid var(--rule);}
.sk-path__step{position:relative;padding:0 0 24px 26px;}
.sk-path__step::before{
  content:"";position:absolute;left:-5px;top:9px;width:9px;height:9px;
  border-radius:50%;background:var(--season);
}
.sk-path__num{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;color:var(--season);}
.sk-path__title{
  margin:6px 0 6px;font-family:var(--font-serif);font-size:19px;
  font-weight:600;color:var(--winter);
}

/* ---------- 时间轴 ---------- */
.sk-timeline{display:grid;gap:0;}
.sk-timeline__item{
  position:relative;padding:0 0 30px 28px;border-left:1px solid var(--rule);
}
.sk-timeline__item:last-child{border-left-color:transparent;padding-bottom:0;}
.sk-timeline__node{
  position:absolute;left:-6px;top:7px;width:11px;height:11px;border-radius:50%;
  border:2px solid var(--season);background:var(--frost);
}
.sk-timeline__year{
  font-family:var(--font-mono);font-size:12.5px;letter-spacing:.12em;color:var(--season);
}

/* ---------- 标签页 ---------- */
.sk-tabs{display:block;}
.sk-tabs__list{
  display:flex;gap:4px;overflow-x:auto;padding-bottom:0;
  border-bottom:1px solid var(--rule);
}
.sk-tabs__button{
  flex:0 0 auto;min-height:44px;padding:10px 16px;
  background:transparent;border:0;border-bottom:2px solid transparent;
  font-size:15px;font-weight:600;color:var(--muted);cursor:pointer;
  transition:color .18s ease,border-color .18s ease,background-color .18s ease;
}
.sk-tabs__button:hover{color:var(--winter);background:rgba(47,127,166,.06);}
.sk-tabs__button[aria-selected="true"]{color:var(--season);border-bottom-color:var(--season);}
.sk-tabs__panel{padding-top:20px;animation:sk-panel-in .2s ease-out;}
.sk-tabs__panel[hidden]{display:none;}

/* ---------- 折叠面板 ---------- */
.sk-disclosure{background:var(--paper);border:var(--line);}
.sk-disclosure + .sk-disclosure{margin-top:-1px;}
.sk-disclosure__summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:48px;padding:14px 18px;
  font-size:15.5px;font-weight:600;color:var(--winter);cursor:pointer;list-style:none;
}
.sk-disclosure__summary::-webkit-details-marker{display:none;}
.sk-disclosure__summary::after{
  content:"+";font-family:var(--font-mono);font-size:18px;color:var(--season);
}
.sk-disclosure[open] .sk-disclosure__summary::after{content:"–";}
.sk-disclosure__body{padding:0 18px 18px;font-size:15px;line-height:1.8;color:var(--body);}

/* ---------- 关键词过滤 ---------- */
.sk-filter{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-bottom:clamp(18px,2.4vw,28px);}
.sk-filter__input{
  flex:1 1 260px;min-height:46px;padding:10px 14px;
  background:var(--paper);border:var(--line);
  font-family:var(--font-sans);font-size:15px;color:var(--ink);
}
.sk-filter__input::placeholder{color:#9AA1AC;}
.sk-filter__count{font-family:var(--font-mono);font-size:13px;color:var(--muted);}
[data-filter-item][hidden]{display:none;}

/* ---------- 图片容器（页面阶段放置四季切片） ---------- */
.sk-figure{margin:0;}
.sk-figure__frame{
  position:relative;overflow:hidden;background:#E4E9E5;border:var(--line);
}
.sk-figure__frame--paper{background:var(--paper);padding:10px;}
.sk-figure__img{
  width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;display:block;
}
.sk-figure__img--wide{aspect-ratio:16/9;}
.sk-figure__img--tall{aspect-ratio:3/4;}
.sk-figure__caption{
  margin-top:10px;font-family:var(--font-mono);font-size:12.5px;line-height:1.7;color:var(--muted);
}

/* ---------- 滚动显现 ---------- */
[data-reveal]{
  opacity:0;transform:translateY(18px);
  transition:opacity .5s ease,transform .5s ease;
}
[data-reveal].is-visible{opacity:1;transform:none;}

/* ---------- 平板 ---------- */
@media (min-width:680px){
  .sk-footer__seasons{grid-template-columns:repeat(2,1fr);}
  .sk-grid--2{grid-template-columns:repeat(2,minmax(0,1fr));}
  .sk-grid--3{grid-template-columns:repeat(2,minmax(0,1fr));}
}

@media (min-width:860px){
  .sk-footer__top{grid-template-columns:minmax(0,1.25fr) minmax(0,1fr) minmax(0,1.1fr);}
  .sk-footer__seasons{grid-template-columns:repeat(4,1fr);}
}

/* ---------- 桌面 ---------- */
@media (min-width:1024px){
  .sk-grid--3{grid-template-columns:repeat(3,minmax(0,1fr));}
  .sk-grid--index{grid-template-columns:minmax(0,1fr) 280px;align-items:start;}
  .sk-index{position:sticky;top:104px;}
  .sk-rail{position:sticky;top:104px;}
}

/* ---------- 移动端导航 ---------- */
@media (max-width:900px){
  html{scroll-padding-top:96px;}
  .sk-header__inner{gap:10px;flex-wrap:wrap;}
  .sk-nav-toggle{display:inline-flex;order:3;}
  .sk-header__actions{order:2;margin-left:auto;}
  .sk-header__actions .sk-btn{padding:8px 14px;font-size:13.5px;}
  .sk-brand__name{font-size:18px;}
  .sk-brand__tagline{font-size:10px;letter-spacing:.12em;}

  .sk-nav{
    order:4;position:absolute;left:0;right:0;top:100%;
    display:none;margin-left:0;
    background:var(--frost);border-bottom:var(--line);
    box-shadow:0 16px 28px rgba(27,27,27,.14);
    padding:6px 0 18px;
    max-height:calc(100vh - 120px);overflow-y:auto;
  }
  .sk-header[data-open] .sk-nav{display:block;animation:sk-panel-in .2s ease-out;}
  .sk-nav__list{flex-direction:column;align-items:stretch;gap:0;width:var(--wrap);margin-inline:auto;}
  .sk-nav__item{border-bottom:1px solid var(--rule);}
  .sk-nav__item:last-child{border-bottom:0;}
  .sk-nav__link{
    display:flex;align-items:center;justify-content:space-between;width:100%;
    padding:14px 6px 14px 12px;font-size:17.5px;
    border-bottom:0;border-left:3px solid transparent;
    transition:border-color .18s ease,color .18s ease,background-color .18s ease;
  }
  .sk-nav__link:hover{background:rgba(47,127,166,.05);}
  .sk-nav__link[aria-current="page"]{border-left-color:var(--season);background:rgba(47,127,166,.08);}
  .sk-nav__season{font-size:12px;}
}

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