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

:root{
  --abyss-950:#04070F;
  --abyss-900:#070D1C;
  --ocean-800:#0C1830;
  --ocean-700:#122745;
  --ocean-600:#1B3A63;
  --cyan-400:#35F2E0;
  --cyan-200:#8DF9EF;
  --signal-500:#FF6A2B;
  --ink-050:#F2F6FF;
  --mist-300:#9FB2CC;
  --mist-dim:#8595ad;
  --line-soft:rgba(53,242,224,.16);
  --line-strong:rgba(53,242,224,.42);
  --r-pill:999px;
  --r-lg:26px;
  --r-md:18px;
  --shell:1240px;
  --gutter:clamp(16px,4vw,40px);
  --ease:cubic-bezier(.2,.8,.2,1);
  --font-display:"Noto Sans SC","Source Han Sans SC","PingFang SC",system-ui,sans-serif;
  --font-body:"Noto Sans SC","PingFang SC",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,monospace;
}

html{scroll-padding-top:132px}
[id]{scroll-margin-top:132px}

body{
  font-family:var(--font-body);
  font-size:16.5px;
  line-height:1.75;
  font-weight:400;
  color:var(--ink-050);
  background-color:var(--abyss-900);
  background-image:
    radial-gradient(120% 62% at 50% -12%,rgba(53,242,224,.10),transparent 62%),
    radial-gradient(90% 55% at 105% 0%,rgba(27,58,99,.55),transparent 66%),
    radial-gradient(80% 50% at -10% 40%,rgba(12,24,48,.9),transparent 70%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  min-height:100vh;
}

::selection{background:rgba(53,242,224,.32);color:var(--ink-050)}

:focus-visible{outline:2px solid var(--cyan-400);outline-offset:3px}

/* ---------- 容器 ---------- */
.page-shell{width:min(100% - var(--gutter) * 2,var(--shell));margin-inline:auto}
.container{width:min(100% - var(--gutter) * 2,var(--shell));margin-inline:auto}

/* ---------- 跳转链接 ---------- */
.skip-link{
  position:fixed;top:10px;left:10px;z-index:300;
  transform:translateY(-180%);
  padding:10px 20px;border-radius:var(--r-pill);
  background:var(--cyan-400);color:var(--abyss-950);
  font-size:14px;font-weight:700;letter-spacing:.04em;
  transition:transform .22s var(--ease);
}
.skip-link:focus{transform:none}

/* ---------- 头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:90;
  padding:12px clamp(12px,3vw,28px) 10px;
  background:linear-gradient(180deg,rgba(4,7,15,.97),rgba(4,7,15,.9) 68%,rgba(4,7,15,.52));
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
}

.scroll-meter{
  position:absolute;top:0;left:0;right:0;height:2px;
  background:rgba(53,242,224,.10);
  pointer-events:none;
}
.scroll-meter__bar{
  display:block;height:100%;width:100%;
  background:linear-gradient(90deg,var(--cyan-400),var(--signal-500));
  transform:scaleX(0);transform-origin:0 50%;
  transition:transform .12s linear;
}

.header-rail{
  display:flex;align-items:center;gap:clamp(10px,2vw,26px);
  width:min(100%,var(--shell));margin-inline:auto;
  padding:9px 10px 9px 20px;
  border:1px solid rgba(53,242,224,.2);
  border-radius:var(--r-pill);
  background:linear-gradient(120deg,rgba(12,24,48,.95),rgba(7,13,28,.92));
  box-shadow:0 18px 44px -28px rgba(53,242,224,.55),inset 0 1px 0 rgba(141,249,239,.12);
  transition:padding .3s var(--ease);
}
.site-header[data-condensed] .header-rail{padding:6px 8px 6px 18px}

/* 品牌字标 */
.brand{display:flex;flex-direction:column;gap:2px;flex:none}
.brand__mark{
  font-family:var(--font-display);
  font-size:16px;font-weight:600;letter-spacing:.06em;line-height:1.2;
  color:var(--ink-050);transition:color .2s var(--ease);
}
.brand__sub{
  font-family:var(--font-mono);
  font-size:9.5px;letter-spacing:.24em;line-height:1.2;
  color:var(--mist-300);
  transition:opacity .25s var(--ease);
}
.brand:hover .brand__mark{color:var(--cyan-200)}
.site-header[data-condensed] .brand__sub{opacity:0}

/* 悬浮胶囊导航 */
.nav-capsule{flex:1 1 auto;display:flex;justify-content:center;min-width:0}
.nav-list{
  display:flex;align-items:center;gap:2px;
  padding:4px;border-radius:var(--r-pill);
  background:rgba(4,7,15,.62);
  border:1px solid rgba(53,242,224,.14);
}
.nav-item{display:block}
.nav-link{
  display:block;padding:8px 13px;border-radius:var(--r-pill);
  font-size:13.5px;font-weight:500;letter-spacing:.02em;
  color:var(--mist-300);white-space:nowrap;
  transition:color .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-link:hover{color:var(--ink-050);background:rgba(27,58,99,.75)}
.nav-link[aria-current="page"]{
  background:var(--cyan-400);color:var(--abyss-950);
  font-weight:700;
  box-shadow:0 0 18px rgba(53,242,224,.45);
}

/* 右侧动作区 */
.header-actions{display:flex;align-items:center;gap:10px;flex:none;margin-left:auto}
.pulse-chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 12px;border-radius:var(--r-pill);
  border:1px solid rgba(53,242,224,.22);
  background:rgba(4,7,15,.55);
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--mist-300);white-space:nowrap;
}
.pulse-chip__dot{
  width:7px;height:7px;border-radius:50%;flex:none;
  background:var(--signal-500);
  animation:pulse 2.4s ease-out infinite;
}
.pulse-chip__label{color:var(--mist-300)}
.pulse-chip__value{color:var(--cyan-200)}

@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,106,43,.55)}
  70%{box-shadow:0 0 0 8px rgba(255,106,43,0)}
  100%{box-shadow:0 0 0 0 rgba(255,106,43,0)}
}

/* 通用按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 18px;border-radius:var(--r-pill);
  font-size:13.5px;font-weight:600;line-height:1.2;white-space:nowrap;
  border:1px solid transparent;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease);
}
.btn--signal{
  background:linear-gradient(100deg,var(--signal-500),#FF8A4D);
  color:#170803;
  box-shadow:0 0 0 1px rgba(255,106,43,.4),0 12px 28px -14px rgba(255,106,43,.85);
}
.btn--signal:hover{transform:translateY(-1px);box-shadow:0 0 0 1px rgba(255,106,43,.65),0 16px 34px -14px rgba(255,106,43,.95)}
.btn--ghost{
  border-color:var(--line-strong);color:var(--cyan-200);
  background:rgba(4,7,15,.42);
}
.btn--ghost:hover{background:rgba(53,242,224,.14);color:var(--ink-050)}

/* 汉堡按钮 */
.nav-toggle{
  display:none;align-items:center;gap:9px;
  padding:8px 14px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);
  background:rgba(4,7,15,.62);
  color:var(--ink-050);
  position:relative;z-index:96;
}
.nav-toggle__bars{
  display:block;position:relative;width:16px;height:2px;border-radius:2px;
  background:currentColor;
  transition:background .2s var(--ease);
}
.nav-toggle__bars::before,
.nav-toggle__bars::after{
  content:"";position:absolute;left:0;width:16px;height:2px;border-radius:2px;
  background:currentColor;
  transition:transform .28s var(--ease),opacity .2s var(--ease);
}
.nav-toggle__bars::before{top:-5px}
.nav-toggle__bars::after{top:5px}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars{background:transparent}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before{transform:translateY(5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after{transform:translateY(-5px) rotate(-45deg)}
.nav-toggle__text{font-size:12px;letter-spacing:.12em}

/* 信号带 */
.ticker{
  display:flex;align-items:stretch;
  width:min(100%,var(--shell));margin:10px auto 0;
  height:32px;
  border-radius:var(--r-pill);
  border:1px solid rgba(53,242,224,.16);
  background:linear-gradient(90deg,rgba(12,24,48,.88),rgba(7,13,28,.88));
  overflow:hidden;
}
.ticker__viewport{flex:1 1 auto;min-width:0;overflow:hidden;display:flex;align-items:center;padding-left:16px}
.ticker__track{display:flex;flex:none;width:max-content;animation:ticker-scroll 54s linear infinite}
.ticker__group{display:flex;align-items:center;gap:40px;padding-right:40px;flex:none}
.ticker__item{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--mist-300);white-space:nowrap;
}
.ticker__dot{
  width:4px;height:4px;border-radius:50%;flex:none;
  background:var(--cyan-400);
  box-shadow:0 0 8px rgba(53,242,224,.95);
}
@keyframes ticker-scroll{
  from{transform:translate3d(0,0,0)}
  to{transform:translate3d(-50%,0,0)}
}
.ticker:hover .ticker__track{animation-play-state:paused}
.ticker__live{
  display:inline-flex;align-items:center;gap:7px;flex:none;
  padding:0 16px;
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--signal-500);
  border-left:1px solid rgba(53,242,224,.18);
  background:rgba(4,7,15,.72);
}
.ticker__live-dot{
  width:6px;height:6px;border-radius:50%;flex:none;
  background:var(--signal-500);
  animation:pulse 2.4s ease-out infinite;
}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(64px,10vw,140px);
  padding:clamp(40px,6vw,80px) 0 32px;
  border-top:1px solid rgba(53,242,224,.14);
  background:
    radial-gradient(90% 120% at 8% 0%,rgba(53,242,224,.09),transparent 62%),
    linear-gradient(180deg,rgba(7,13,28,.4),rgba(4,7,15,.96) 42%,var(--abyss-950));
  overflow:hidden;
}
.footer-inner{width:min(100% - var(--gutter) * 2,var(--shell));margin-inline:auto}
.footer-grid{
  display:grid;
  grid-template-columns:minmax(0,1.5fr) minmax(0,.85fr) minmax(0,1.05fr);
  gap:clamp(28px,5vw,64px);
}
.footer-brand__mark{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(26px,3.6vw,42px);
  letter-spacing:-.01em;line-height:1.1;
  background:linear-gradient(96deg,var(--ink-050),var(--cyan-200) 78%);
  -webkit-background-clip:text;background-clip:text;
  color:transparent;
}
.footer-brand__sub{
  margin-top:10px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.3em;
  color:var(--cyan-400);
}
.footer-brand__note{
  margin-top:14px;max-width:34ch;
  font-size:14px;line-height:1.8;color:var(--mist-300);
}
.footer-col{min-width:0}
.footer-col__title{
  margin-bottom:14px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--mist-300);
}
.footer-list{display:grid;gap:8px}
.footer-link{
  font-size:14px;color:var(--mist-300);
  transition:color .2s var(--ease);
}
.footer-link:hover{color:var(--cyan-200)}
.footer-link--muted{font-size:12.5px;color:var(--mist-dim)}
.footer-link--muted:hover{color:var(--cyan-200)}
.footer-contact__line{
  display:grid;grid-template-columns:auto minmax(0,1fr);
  gap:10px;align-items:baseline;
}
.footer-contact__key{
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--cyan-400);
}
.footer-contact__value{
  font-size:13.5px;line-height:1.65;color:var(--ink-050);
  overflow-wrap:anywhere;
}
.footer-cta{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:18px;padding:9px 16px;
  border-radius:var(--r-pill);
  border:1px solid var(--line-strong);
  color:var(--cyan-200);
  font-size:13px;font-weight:600;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.footer-cta:hover{background:rgba(53,242,224,.14);color:var(--ink-050);border-color:var(--cyan-200)}
.footer-legal{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:14px;
  margin-top:clamp(32px,5vw,56px);
  padding-top:20px;
  border-top:1px solid rgba(53,242,224,.12);
}
.footer-legal__copy{
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;
  color:var(--mist-dim);
}
.footer-legal__links{display:flex;flex-wrap:wrap;gap:8px 20px}

/* 返回顶部 */
.backtop{
  position:fixed;right:clamp(12px,3vw,28px);bottom:clamp(12px,3vw,26px);z-index:70;
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 18px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);
  background:rgba(4,7,15,.88);
  color:var(--cyan-200);
  font-size:12.5px;font-weight:600;letter-spacing:.08em;
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .3s var(--ease),transform .3s var(--ease),visibility .3s var(--ease),background .2s var(--ease);
}
.backtop::before{content:"↑";font-family:var(--font-mono);font-size:13px;color:var(--signal-500)}
.backtop[data-visible]{opacity:1;visibility:visible;transform:none}
.backtop:hover{background:rgba(53,242,224,.16);color:var(--ink-050)}

/* ---------- 面包屑 ---------- */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--mist-300);
}
.crumb{color:var(--mist-300);transition:color .2s var(--ease)}
.crumb:hover{color:var(--cyan-200)}
.crumb[aria-current="page"]{color:var(--cyan-200)}
.crumb-sep{color:rgba(53,242,224,.5)}

/* ---------- 正文 ---------- */
.prose{max-width:38em;font-size:16.5px;line-height:1.8;color:var(--mist-300)}
.prose p + p{margin-top:1.1em}
.prose a{
  color:var(--cyan-200);
  text-decoration:underline;text-underline-offset:3px;
  text-decoration-thickness:1px;text-decoration-color:rgba(141,249,239,.5);
}
.prose a:hover{text-decoration-color:var(--cyan-200)}
.prose strong{color:var(--ink-050);font-weight:600}
.prose h2,.prose h3{
  font-family:var(--font-display);color:var(--ink-050);line-height:1.3;
}
.prose h2{margin-top:1.9em;font-size:clamp(22px,3vw,30px);letter-spacing:-.01em}
.prose h3{margin-top:1.6em;font-size:18px}
.prose ul{display:grid;gap:.6em;margin-top:1em}
.prose ul li{position:relative;padding-left:1.25em}
.prose ul li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:6px;height:6px;border-radius:50%;background:var(--cyan-400);
}

/* ---------- 章节骨架 ---------- */
.section-band{position:relative}
.section-label{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.24em;
  text-transform:uppercase;color:var(--cyan-400);
}
.section-label::before{content:"";width:26px;height:1px;background:var(--cyan-400)}
.section-title{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(28px,4.6vw,64px);
  letter-spacing:-.02em;line-height:1.06;
  color:var(--ink-050);
}
.section-index{
  display:block;
  font-family:var(--font-mono);font-weight:200;
  font-size:clamp(56px,10vw,160px);
  line-height:.8;letter-spacing:-.04em;
  color:var(--cyan-400);opacity:.28;
  transition:opacity .4s var(--ease),color .4s var(--ease);
}
.section-index.is-active{opacity:.62;color:var(--cyan-200)}

/* ---------- 网格 ---------- */
.grid{display:grid;gap:clamp(20px,3vw,40px)}
.grid--7-5{grid-template-columns:minmax(0,7fr) minmax(0,5fr)}
.grid--8-4{grid-template-columns:minmax(0,8fr) minmax(0,4fr)}

/* ---------- 档案卡 ---------- */
.card{
  position:relative;
  padding:clamp(20px,2.6vw,30px);
  border-radius:var(--r-lg);
  border:1px solid var(--line-soft);
  background:linear-gradient(150deg,rgba(18,39,69,.94),rgba(12,24,48,.88));
  box-shadow:0 24px 60px -46px rgba(53,242,224,.7);
  transition:border-color .25s var(--ease),transform .25s var(--ease),box-shadow .25s var(--ease);
}
.card:hover{
  border-color:var(--cyan-200);
  transform:translateY(-2px);
  box-shadow:0 30px 70px -44px rgba(53,242,224,.9);
}
.card__index{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--cyan-400);
}
.card__title{
  margin-top:10px;
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(17px,2.2vw,21px);line-height:1.3;
  color:var(--ink-050);
}
.card__text{margin-top:10px;font-size:14.5px;line-height:1.75;color:var(--mist-300)}
.card--link{display:block}

/* ---------- 标签 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:var(--r-pill);
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.16em;
  text-transform:uppercase;
  border:1px solid var(--line-soft);
  background:rgba(4,7,15,.5);
  color:var(--mist-300);
}
.tag--cyan{
  border-color:rgba(53,242,224,.5);
  background:rgba(53,242,224,.1);
  color:var(--cyan-200);
}
.tag--signal{
  border-color:rgba(255,106,43,.55);
  background:rgba(255,106,43,.12);
  color:#FFB08C;
}

/* ---------- 数据 ---------- */
.data-bar{
  position:relative;height:6px;border-radius:var(--r-pill);
  background:rgba(27,58,99,.72);
  overflow:hidden;
}
.data-bar__fill{
  display:block;height:100%;width:var(--fill,60%);
  border-radius:inherit;
  background:linear-gradient(90deg,var(--cyan-400),var(--cyan-200));
  box-shadow:0 0 16px rgba(53,242,224,.6);
}
.stat{display:grid;gap:6px}
.stat__value{
  font-family:var(--font-mono);font-weight:700;
  font-size:clamp(32px,5vw,56px);
  letter-spacing:-.04em;line-height:1;
  color:var(--ink-050);
}
.stat__value--cyan{color:var(--cyan-400);text-shadow:0 0 24px rgba(53,242,224,.45)}
.stat__label{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--mist-300);
}

/* ---------- 影像容器基础规则 ---------- */
.media-frame{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  border:1px solid var(--line-soft);
  background:linear-gradient(150deg,var(--ocean-700),var(--abyss-900));
  aspect-ratio:16/10;
  isolation:isolate;
}
.media-frame img,
.media-frame video,
.media-frame picture{width:100%;height:100%;object-fit:cover;display:block}
.media-frame--slant{clip-path:polygon(0 0,100% 0,100% 88%,0 100%)}
.media-frame--tall{aspect-ratio:4/5}
.media-frame--wide{aspect-ratio:21/9}
.media-frame__placeholder{
  position:absolute;inset:0;
  display:grid;place-items:center;
  padding:16px;
  text-align:center;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--mist-300);
  background:
    radial-gradient(120% 90% at 20% 0%,rgba(53,242,224,.18),transparent 60%),
    repeating-linear-gradient(115deg,rgba(53,242,224,.06) 0 2px,transparent 2px 14px),
    linear-gradient(150deg,var(--ocean-700),var(--abyss-950));
}

/* ---------- 分隔与注释 ---------- */
.signal-divider{
  height:1px;width:100%;
  background:linear-gradient(90deg,transparent,rgba(53,242,224,.5),transparent);
}
.note{font-size:12.5px;line-height:1.7;color:var(--mist-dim)}

/* ---------- 入场显现 ---------- */
.js-reveal [data-reveal]{
  opacity:0;transform:translateY(12px);
  transition:opacity .32s var(--ease),transform .32s var(--ease);
}
.js-reveal [data-reveal].is-visible{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1120px){
  .nav-link{padding:7px 10px;font-size:12.5px}
  .pulse-chip{display:none}
  .brand__sub{font-size:9px;letter-spacing:.18em}
}

@media (max-width:960px){
  html{scroll-padding-top:118px}
  [id]{scroll-margin-top:118px}
  .site-header{padding:10px 12px 8px}
  .header-rail{padding:8px 8px 8px 16px;gap:10px}
  .site-header[data-condensed] .header-rail{padding:8px 8px 8px 16px}
  .site-header[data-condensed] .brand__sub{opacity:1}
  .nav-toggle{display:inline-flex}
  .btn--signal{display:none}

  .nav-capsule{
    position:fixed;top:0;left:0;right:0;bottom:0;z-index:95;
    display:flex;flex-direction:column;justify-content:flex-start;
    gap:14px;
    padding:110px 20px 40px;
    border:0;border-radius:0;
    background:rgba(4,7,15,.97);
    -webkit-backdrop-filter:blur(18px);
    backdrop-filter:blur(18px);
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity .28s var(--ease),transform .28s var(--ease),visibility .28s var(--ease);
    overflow-y:auto;
  }
  .nav-capsule[data-open]{opacity:1;visibility:visible;transform:none}
  .nav-list{
    flex-direction:column;align-items:stretch;gap:8px;
    padding:0;background:none;border:0;
  }
  .nav-item{width:100%}
  .nav-link{
    width:100%;
    padding:15px 18px;
    font-size:17px;border-radius:var(--r-md);
    border:1px solid rgba(53,242,224,.14);
    background:rgba(12,24,48,.7);
  }
  .nav-link[aria-current="page"]{
    border-color:var(--cyan-200);
    box-shadow:0 0 22px rgba(53,242,224,.35);
  }

  .ticker{margin-top:8px}
  .ticker__live{padding:0 12px;font-size:9.5px;letter-spacing:.14em}
  .ticker__item{font-size:10px}

  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-brand__note{max-width:none}
  .footer-legal{flex-direction:column;align-items:flex-start}
}

@media (max-width:640px){
  .brand__mark{font-size:14.5px}
  .brand__sub{display:none}
  .nav-toggle{padding:7px 12px}
  .nav-toggle__text{display:none}
  .ticker__live{display:none}
  .page-shell,.container,.footer-inner{width:min(100% - 24px,var(--shell))}
  .backtop{padding:10px 14px;font-size:11.5px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  html{scroll-behavior:auto}
  .js-reveal [data-reveal]{opacity:1 !important;transform:none !important}
  .ticker__track{animation:none !important;transform:none !important}
  .ticker__viewport{overflow-x:auto}
  .pulse-chip__dot,.ticker__live-dot,.ticker__live-dot{animation:none !important;box-shadow:0 0 0 3px rgba(255,106,43,.22)}
}