/* ============================================================
   竞博官网 · 共享样式表  /assets/site.css
   1 Reset · 2 变量 · 3 排版 · 4 布局 · 5 头部 · 6 页脚
   7 组件 · 8 动效 · 9 响应式
   ============================================================ */

/* 1 Reset --------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth;background:#F7F9FB}
body,h1,h2,h3,h4,h5,p,ul,ol,li,dl,dd,figure,blockquote{margin:0}
ul,ol{list-style:none;padding:0}
img,svg,video{display:block;max-width:100%;height:auto}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;width:100%}
hr{border:0}
[id]{scroll-margin-top:132px}
#main-content{display:block;outline:none}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px}

/* 2 变量 ---------------------------------------------------- */
:root{
  --paper:#F7F9FB;
  --slab:#E9EEF4;
  --ink:#0A0E13;
  --panel:#1B2430;
  --graphite:#586474;
  --edge:#BFC9D4;
  --blue:#1F6FEB;
  --blue-deep:#0B4FC4;
  --cyan:#13D7C9;
  --orange:#FF8A3D;
  --green:#18A673;
  --white:#FFFFFF;

  --font-display:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --line:2px solid var(--ink);
  --line-soft:1px solid var(--edge);
  --shadow:4px 4px 0 var(--ink);
  --shadow-lg:6px 6px 0 var(--ink);
  --radius:2px;
  --ease:cubic-bezier(.2,.8,.2,1);
  --wrap:1240px;
  --gutter:clamp(16px,3vw,40px);
  --z-head:90;
  --z-skip:200;
  --foot-ink:#DCE4EE;
  --foot-dim:#9FB0C4;
  --foot-line:rgba(220,228,238,.16);
}

/* 3 排版 ---------------------------------------------------- */
body{
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:clamp(16px,0.35vw + 15px,18px);
  font-weight:400;
  line-height:1.75;
  min-height:100vh;
  overflow-wrap:break-word;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:900;letter-spacing:-.02em;line-height:1.15}
h1{font-size:clamp(34px,6vw,72px);line-height:1.05;letter-spacing:-.03em}
h2{font-size:clamp(26px,3.4vw,44px)}
h3{font-size:clamp(19px,1.6vw,24px);letter-spacing:-.01em}
h4{font-size:17px}
.display{font-family:var(--font-display);font-weight:900;font-size:clamp(44px,9vw,140px);line-height:.92;letter-spacing:-.03em;margin:0}
.lede{max-width:60ch;font-size:clamp(16px,1.1vw,19px);line-height:1.75;color:var(--graphite)}
.prose{max-width:68ch}
.prose p+p{margin-top:1em}
.prose ul,.prose ol{margin-top:.9em;padding-left:1.15em}
.prose ul li{list-style:square}
.prose ol li{list-style:decimal}
.prose li+li{margin-top:.45em}
.prose a{color:var(--blue-deep);border-bottom:2px solid rgba(31,111,235,.35);transition:border-color .16s var(--ease),color .16s var(--ease)}
.prose a:hover{color:var(--blue);border-bottom-color:var(--blue)}
strong,b{font-weight:700}
code,kbd,samp{font-family:var(--font-mono);font-size:.92em;background:var(--slab);padding:1px 5px;border-radius:2px}

/* 4 布局 ---------------------------------------------------- */
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:clamp(44px,7vw,96px)}
.section--tint{background:var(--slab)}
.section--ink{background:var(--ink);color:var(--paper)}
.section--ink h2,.section--ink h3{color:#fff}
.section--ink .lede{color:var(--foot-dim)}
.rule{height:2px;background:var(--ink);border:0;margin-block:clamp(24px,4vw,48px)}
.grid-12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(16px,2.4vw,28px)}
.col-3{grid-column:span 3}
.col-4{grid-column:span 4}
.col-5{grid-column:span 5}
.col-6{grid-column:span 6}
.col-7{grid-column:span 7}
.col-8{grid-column:span 8}
.col-9{grid-column:span 9}
.col-12{grid-column:span 12}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;color:var(--blue);line-height:1.5}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--blue);flex:0 0 auto}

/* 5 头部 ---------------------------------------------------- */
.site-head{position:sticky;top:0;z-index:var(--z-head);background:var(--paper);border-bottom:2px solid var(--ink)}
.skip-link{position:absolute;top:-80px;left:var(--gutter);z-index:var(--z-skip);display:inline-block;padding:10px 16px;background:var(--ink);color:var(--paper);border-radius:var(--radius);font-weight:700;font-size:14px;line-height:1.4;transition:top .16s var(--ease)}
.skip-link:focus{top:10px;color:#fff}

.head-rail{background:var(--slab);border-bottom:1px solid var(--edge)}
.head-rail__inner{max-width:var(--wrap);margin-inline:auto;padding:0 var(--gutter);min-height:40px;display:flex;align-items:center;justify-content:space-between;gap:14px}
.head-rail__tag{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.1em;color:var(--graphite);line-height:1.4}
.head-rail__dot{width:8px;height:8px;flex:0 0 auto;background:var(--blue);box-shadow:0 0 0 2px rgba(31,111,235,.18)}
.head-rail__meta{display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:8px}

.chip{display:inline-flex;align-items:center;gap:7px;padding:6px 9px;border:1px solid var(--edge);border-radius:var(--radius);font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;line-height:1;white-space:nowrap;transition:background-color .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease),transform .16s var(--ease)}
.chip--status{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.chip--status::before{content:"";width:6px;height:6px;flex:0 0 auto;background:var(--cyan)}
.chip--status:hover{background:var(--panel);color:#fff}
.chip--action{border-color:var(--blue);color:var(--blue-deep);font-weight:700}
.chip--action:hover{background:var(--blue);border-color:var(--blue);color:#fff}
.chip--action:active{transform:translateY(1px)}

.head-bar{background:var(--paper)}
.head-bar__inner{position:relative;max-width:var(--wrap);margin-inline:auto;padding:12px var(--gutter);display:flex;align-items:center;justify-content:space-between;gap:clamp(14px,3vw,40px)}

.brand{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto}
.brand__mark{display:grid;place-items:center;width:44px;height:44px;background:var(--ink);color:var(--paper);font-family:var(--font-display);font-weight:900;font-size:21px;line-height:1;border-radius:var(--radius);box-shadow:3px 3px 0 var(--blue);transition:transform .16s var(--ease),box-shadow .16s var(--ease)}
.brand:hover .brand__mark{transform:translate(-1px,-1px);box-shadow:4px 4px 0 var(--blue)}
.brand__text{display:flex;flex-direction:column;gap:4px}
.brand__name{font-family:var(--font-display);font-weight:900;font-size:18px;letter-spacing:-.01em;line-height:1.1}
.brand__sub{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.08em;line-height:1;color:var(--graphite)}

.nav-toggle{display:none;align-items:center;gap:9px;padding:9px 12px;border:var(--line);border-radius:var(--radius);background:var(--paper);box-shadow:3px 3px 0 var(--ink);font-family:var(--font-mono);font-size:11.5px;letter-spacing:.1em;line-height:1;transition:transform .16s var(--ease),box-shadow .16s var(--ease)}
.nav-toggle:hover{transform:translate(-1px,-1px);box-shadow:4px 4px 0 var(--ink)}
.nav-toggle:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}
.nav-toggle__label{line-height:1}
.nav-toggle__bars{display:inline-flex;flex-direction:column;justify-content:space-between;width:16px;height:12px;flex:0 0 auto}
.nav-toggle__bars i{display:block;width:100%;height:2px;background:var(--ink);transition:transform .18s var(--ease),opacity .18s var(--ease)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

.site-nav{display:flex;align-items:center}
.site-nav__list{display:flex;align-items:center;flex-wrap:wrap;gap:2px}
.site-nav__item{display:flex}
.site-nav__link{display:inline-flex;align-items:baseline;gap:7px;padding:9px 11px;border:2px solid transparent;border-radius:var(--radius);font-size:14.5px;font-weight:500;line-height:1.2;color:var(--ink);transition:background-color .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease),box-shadow .16s var(--ease)}
.site-nav__idx{font-family:var(--font-mono);font-size:10px;letter-spacing:.06em;color:var(--graphite);transition:color .16s var(--ease)}
.site-nav__label{line-height:1.2}
.site-nav__link:hover{background:var(--slab);border-color:var(--edge);color:var(--blue-deep)}
.site-nav__link[aria-current="page"]{background:var(--blue);border-color:var(--ink);color:#fff;box-shadow:3px 3px 0 var(--ink)}
.site-nav__link[aria-current="page"] .site-nav__idx{color:rgba(255,255,255,.78)}

.head-progress{position:absolute;left:0;right:0;bottom:-2px;height:3px;background:linear-gradient(90deg,var(--blue),var(--cyan));transform:scaleX(0);transform-origin:0 50%;pointer-events:none}

/* 6 页脚 ---------------------------------------------------- */
.site-foot{background:var(--panel);color:var(--foot-ink);border-top:2px solid var(--ink)}
.site-foot :focus-visible{outline-color:var(--cyan)}
.foot-top{max-width:var(--wrap);margin-inline:auto;padding:clamp(40px,6vw,76px) var(--gutter) clamp(30px,4vw,52px);display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.45fr);gap:clamp(28px,5vw,64px);align-items:start}
.foot-brand{min-width:0}
.foot-brand__line{font-family:var(--font-display);font-weight:900;font-size:clamp(22px,2.6vw,30px);letter-spacing:-.02em;line-height:1.2;color:#fff}
.foot-brand__desc{margin-top:12px;max-width:32ch;font-size:15px;line-height:1.7;color:var(--foot-dim)}
.foot-cta{display:inline-flex;align-items:center;gap:10px;margin-top:22px;padding:11px 20px;border:2px solid #fff;border-radius:var(--radius);background:var(--blue);color:#fff;font-weight:700;font-size:14.5px;line-height:1.2;box-shadow:4px 4px 0 rgba(255,255,255,.22);transition:background-color .16s var(--ease),transform .16s var(--ease),box-shadow .16s var(--ease)}
.foot-cta::after{content:"→";font-family:var(--font-mono);font-size:13px}
.foot-cta:hover{background:var(--blue-deep);transform:translate(-2px,-2px);box-shadow:6px 6px 0 rgba(255,255,255,.28)}
.foot-cta:active{transform:translate(2px,2px);box-shadow:1px 1px 0 rgba(255,255,255,.22)}

.foot-cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,2.6vw,30px)}
.foot-col{min-width:0}
.foot-col+.foot-col{border-left:1px solid var(--foot-line);padding-left:clamp(12px,2vw,24px)}
.foot-col__title{font-family:var(--font-mono);font-size:10.5px;font-weight:500;letter-spacing:.16em;line-height:1.5;color:var(--cyan);margin-bottom:12px}
.foot-col__list{counter-reset:footlink}
.foot-col__link{display:inline-flex;align-items:baseline;gap:8px;padding:5px 0;font-size:15px;line-height:1.5;color:#C6D2E0;border-bottom:2px solid transparent;transition:color .16s var(--ease),border-color .16s var(--ease)}
.foot-col__link::before{counter-increment:footlink;content:counter(footlink,decimal-leading-zero);font-family:var(--font-mono);font-size:9.5px;letter-spacing:.08em;color:#74839A}
.foot-col__link:hover{color:#fff;border-bottom-color:var(--blue)}
.foot-col__link[aria-current="page"]{color:#fff;border-bottom-color:var(--cyan)}

.foot-contact{max-width:var(--wrap);margin-inline:auto;padding:0 var(--gutter) clamp(24px,3.4vw,40px)}
.foot-contact__list{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:10px clamp(16px,3vw,36px);padding-top:clamp(18px,2.6vw,26px);border-top:1px solid var(--foot-line)}
.foot-contact__item{display:flex;align-items:baseline;gap:10px;min-width:0;font-size:14px;line-height:1.6;color:#C6D2E0}
.foot-contact__key{flex:0 0 auto;padding:1px 6px;border:1px solid rgba(19,215,201,.42);border-radius:2px;font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;line-height:1.6;color:var(--cyan)}
.foot-contact__val{min-width:0;overflow-wrap:anywhere}

.foot-legal{background:var(--ink);border-top:1px solid var(--foot-line)}
.foot-legal__inner{max-width:var(--wrap);margin-inline:auto;padding:14px var(--gutter);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 24px;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.04em;line-height:1.7;color:#8B9AAC}
.foot-legal__inner p{margin:0;max-width:none}
.foot-legal__year{color:#fff}
.foot-legal__icp{color:#A9B6C6}
.foot-legal__note{color:#8B9AAC}

/* 7 组件 ---------------------------------------------------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:12px 22px;border:2px solid var(--ink);border-radius:var(--radius);background:var(--paper);color:var(--ink);font-family:var(--font-body);font-weight:700;font-size:15px;line-height:1.2;box-shadow:var(--shadow);transition:transform .16s var(--ease),box-shadow .16s var(--ease),background-color .16s var(--ease),color .16s var(--ease)}
.btn:hover{transform:translate(-2px,-2px);box-shadow:var(--shadow-lg)}
.btn:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}
.btn--primary{background:var(--blue);color:#fff}
.btn--primary:hover{background:var(--blue-deep)}
.btn--ghost{background:transparent}
.btn--dark{background:var(--ink);color:var(--paper)}
.btn--dark:hover{background:var(--panel)}

.tag{display:inline-flex;align-items:center;gap:6px;padding:5px 8px;border:1px solid var(--edge);border-radius:var(--radius);background:var(--paper);color:var(--graphite);font-family:var(--font-mono);font-size:10.5px;letter-spacing:.08em;line-height:1}
.tag--blue{color:var(--blue-deep);border-color:rgba(31,111,235,.45);background:rgba(31,111,235,.08)}
.tag--cyan{color:#08938A;border-color:rgba(19,215,201,.5);background:rgba(19,215,201,.12)}
.tag--orange{color:#B8571B;border-color:rgba(255,138,61,.5);background:rgba(255,138,61,.12)}
.tag--green{color:#0E7A54;border-color:rgba(24,166,115,.5);background:rgba(24,166,115,.12)}

.card{background:#fff;border:var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:clamp(18px,2.2vw,28px)}
.card--tint{background:var(--slab)}
.card--flat{box-shadow:none}
.card--dark{background:var(--panel);border-color:var(--ink);color:var(--foot-ink)}
.card--dark .card__title{color:#fff}
.card--dark .card__text{color:var(--foot-dim)}
.card--dark .card__meta{color:var(--cyan)}
.card__title{font-family:var(--font-display);font-weight:900;font-size:clamp(18px,1.8vw,22px);letter-spacing:-.01em;line-height:1.3}
.card__meta{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;line-height:1.5;color:var(--graphite)}
.card__text{margin-top:10px;font-size:15px;line-height:1.7;color:var(--graphite)}

.panel{background:var(--ink);border:var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:clamp(16px,2vw,24px);color:var(--paper)}
.panel__head{display:flex;align-items:center;gap:8px;padding-bottom:12px;border-bottom:1px solid var(--foot-line);font-family:var(--font-mono);font-size:10.5px;letter-spacing:.16em;line-height:1.5;color:var(--cyan)}
.panel__head::before{content:"";width:7px;height:7px;flex:0 0 auto;background:var(--cyan)}
.panel__row{display:flex;align-items:baseline;justify-content:space-between;gap:16px;padding:9px 0;border-bottom:1px dashed var(--foot-line);font-size:14px;line-height:1.6}
.panel__row:last-child{border-bottom:0;padding-bottom:0}
.panel__label{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;color:var(--foot-dim)}
.panel__val{font-family:var(--font-mono);font-size:13px;color:#fff;text-align:right}

.section-head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px 24px;align-items:end;padding-bottom:14px;margin-bottom:clamp(24px,4vw,40px);border-bottom:2px solid var(--ink)}
.section-head__title{font-family:var(--font-display);font-weight:900;font-size:clamp(26px,3.4vw,44px);letter-spacing:-.02em;line-height:1.1}
.section-head__index{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;line-height:1.5;color:var(--graphite);text-align:right}
.section-head__note{grid-column:1 / -1;font-size:14px;line-height:1.7;color:var(--graphite);max-width:66ch}
.section--ink .section-head{border-bottom-color:#fff}
.section--ink .section-head__index,.section--ink .section-head__note{color:var(--foot-dim)}

.notice{display:block;padding:14px 18px;border-left:4px solid var(--orange);background:var(--slab);font-size:14.5px;line-height:1.7}

.crumbs{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;color:var(--graphite)}
.crumbs__list{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumbs__list li{display:flex;align-items:center;gap:8px}
.crumbs__list li+li::before{content:"/";color:var(--edge)}
.crumbs__link{color:var(--graphite);border-bottom:1px solid transparent;transition:color .16s var(--ease),border-color .16s var(--ease)}
.crumbs__link:hover{color:var(--blue);border-bottom-color:var(--blue)}
.crumbs__link[aria-current="page"]{color:var(--ink);font-weight:700}

.figure{margin:0;overflow:hidden;border:var(--line);border-radius:var(--radius);background:var(--slab)}
.figure--shadow{box-shadow:var(--shadow)}
.figure__media{position:relative;display:block;width:100%;aspect-ratio:16 / 10;background:var(--slab);overflow:hidden}
.figure__media--square{aspect-ratio:1 / 1}
.figure__media--wide{aspect-ratio:21 / 9}
.figure__media img,.figure__media picture,.figure__media svg{width:100%;height:100%;object-fit:cover}
.figure__cap{padding:10px 12px;border-top:2px solid var(--ink);background:var(--paper);font-family:var(--font-mono);font-size:11.5px;letter-spacing:.04em;line-height:1.6;color:var(--graphite)}
.figure--placeholder .figure__media{background-image:repeating-linear-gradient(135deg,rgba(10,14,19,.08) 0 1px,transparent 1px 14px);background-color:var(--slab)}

.tabs{border:var(--line);border-radius:var(--radius);background:var(--paper);box-shadow:var(--shadow);overflow:hidden}
.tabs__list{display:flex;flex-wrap:wrap;background:var(--slab);border-bottom:2px solid var(--ink)}
.tab{padding:12px 18px;border-right:2px solid var(--ink);font-family:var(--font-body);font-size:14px;font-weight:700;line-height:1.3;color:var(--graphite);transition:background-color .16s var(--ease),color .16s var(--ease)}
.tab:last-child{border-right:0}
.tab:hover{background:#fff;color:var(--ink)}
.tab[aria-selected="true"]{background:var(--ink);color:var(--paper)}
.tab:focus-visible{outline:3px solid var(--blue);outline-offset:-4px}
.tabs__panel{padding:clamp(18px,2.6vw,30px)}
.tabs__panel[hidden]{display:none}

.index-list{display:flex;flex-direction:column;gap:2px;border-left:2px solid var(--edge)}
.index-list__link{display:flex;align-items:baseline;gap:8px;margin-left:-2px;padding:8px 12px;border-left:3px solid transparent;font-size:14px;line-height:1.5;color:var(--graphite);transition:color .16s var(--ease),background-color .16s var(--ease),border-color .16s var(--ease)}
.index-list__num{font-family:var(--font-mono);font-size:10px;letter-spacing:.08em;color:var(--edge)}
.index-list__link:hover{color:var(--blue-deep)}
.index-list__link[aria-current="true"]{color:var(--ink);font-weight:700;background:var(--slab);border-left-color:var(--blue)}
.index-list__link[aria-current="true"] .index-list__num{color:var(--blue)}

/* 8 动效 ---------------------------------------------------- */
[data-reveal]{transition:opacity .24s var(--ease),transform .24s var(--ease)}
[data-reveal].reveal-pending{opacity:0;transform:translateY(14px)}

/* 9 响应式 -------------------------------------------------- */
@media (max-width:900px){
  [id]{scroll-margin-top:120px}
  .nav-toggle{display:inline-flex}
  .site-nav{position:absolute;left:0;right:0;top:100%;display:none;max-height:calc(100vh - 110px);overflow-y:auto;padding:8px var(--gutter) 22px;background:var(--paper);border-top:1px solid var(--edge);border-bottom:2px solid var(--ink);box-shadow:0 18px 26px -20px rgba(10,14,19,.55)}
  .site-head[data-open] .site-nav{display:block}
  .site-head[data-open]{box-shadow:0 12px 0 -6px rgba(10,14,19,.08)}
  .site-nav__list{flex-direction:column;align-items:stretch;gap:0;width:100%}
  .site-nav__item{width:100%}
  .site-nav__link{width:100%;padding:14px 10px;border:0;border-bottom:1px solid var(--edge);border-radius:0;font-size:17px;font-weight:700;box-shadow:none}
  .site-nav__link:hover{background:var(--slab);color:var(--blue-deep)}
  .site-nav__link[aria-current="page"]{background:var(--blue);color:#fff;padding-left:14px;border-bottom-color:var(--ink);box-shadow:none}
  .site-nav__idx{font-size:11px}
  .head-progress{bottom:-2px}

  .grid-12{grid-template-columns:repeat(6,minmax(0,1fr))}
  .col-3,.col-4{grid-column:span 3}
  .col-5,.col-6,.col-7,.col-8,.col-9,.col-12{grid-column:span 6}
  .foot-top{grid-template-columns:minmax(0,1fr)}
  .section-head__index{text-align:left}
}
@media (max-width:640px){
  .head-rail__inner{min-height:36px}
  .head-rail__tag{font-size:10.5px;letter-spacing:.06em}
  .chip{font-size:10px;padding:5px 7px}
  .brand__mark{width:38px;height:38px;font-size:18px}
  .brand__name{font-size:16px}
  .brand__sub{font-size:9.5px}
  .nav-toggle{padding:8px 10px}
  .grid-12{grid-template-columns:minmax(0,1fr)}
  .col-3,.col-4,.col-5,.col-6,.col-7,.col-8,.col-9,.col-12{grid-column:1 / -1}
  .section-head{grid-template-columns:minmax(0,1fr)}
  .foot-cols{grid-template-columns:minmax(0,1fr);gap:20px}
  .foot-col+.foot-col{border-left:0;border-top:1px solid var(--foot-line);padding-left:0;padding-top:18px}
  .foot-legal__inner{flex-direction:column;align-items:flex-start;gap:6px}
  .tabs__list{flex-direction:column}
  .tab{width:100%;border-right:0;border-bottom:2px solid var(--ink);text-align:left}
  .tab:last-child{border-bottom:0}
}
@media (max-width:560px){
  .head-rail__tag{display:none}
  .head-rail__meta{margin-left:auto}
}
@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].reveal-pending{opacity:1;transform:none}
}