/* ==========================================================================
   奔驰宝马电玩 · 共享样式表 /assets/site.css
   夜场电玩城 × 高端车展：霓虹灯管、金属微光、像素扫描线、坐标索引
   ========================================================================== */

:root{
  --ink:#08050F;
  --ink-2:#0B0718;
  --panel:#17102E;
  --panel-2:#120C24;

  --purple:#7B3BFF;
  --blue:#24D6FF;
  --silver:#C7D2E6;
  --mist:#8A93B8;
  --gold:#EFC04A;
  --magenta:#FF4ED0;
  --mint:#35F0B4;
  --white:#F2F6FF;

  --line:rgba(199,214,230,.14);
  --line-soft:rgba(199,214,230,.08);
  --line-strong:rgba(199,214,230,.28);
  --edge-purple:rgba(123,59,255,.55);
  --edge-blue:rgba(36,214,255,.45);

  --shell:1280px;
  --gutter:clamp(18px,4vw,32px);
  --radius-lg:28px;
  --radius:20px;
  --radius-sm:14px;
  --radius-pill:999px;

  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"JetBrains Mono","SFMono-Regular",ui-monospace,Menlo,Consolas,"Liberation Mono","Courier New",monospace;

  --glow-purple:0 10px 34px -14px rgba(123,59,255,.85);
  --glow-blue:0 10px 34px -14px rgba(36,214,255,.7);
  --speed-line:repeating-linear-gradient(90deg,rgba(36,214,255,.42) 0 14px,transparent 14px 34px);
}

/* ---------- reset & base ---------- */
*,*::before,*::after{box-sizing:border-box}

html{-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:no-preference){
  html{scroll-behavior:smooth}
}

body{
  position:relative;
  margin:0;
  background:var(--ink);
  color:var(--white);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

/* 像素扫描线纹理层 */
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:1;
  pointer-events:none;
  background-image:repeating-linear-gradient(0deg,rgba(199,214,230,.05) 0 1px,transparent 1px 3px);
  opacity:.5;
}

h1,h2,h3,h4,p,figure,blockquote{margin:0}
h1,h2,h3,h4{line-height:1.25;font-weight:800}
ul,ol{margin:0;padding:0;list-style:none}
img,svg{max-width:100%}
img{display:block;height:auto}
a{color:var(--blue);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--mint)}
address{font-style:normal}
button{font:inherit;color:inherit}

::selection{background:rgba(123,59,255,.6);color:var(--white)}

:focus-visible{
  outline:2px solid var(--blue);
  outline-offset:2px;
  border-radius:6px;
}

.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;
}

/* ---------- 布局容器 ---------- */
.shell{
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding-inline:var(--gutter);
}

.section{
  position:relative;
  padding-block:clamp(40px,6vw,84px);
}
.section__head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:14px 26px;
  margin-bottom:clamp(20px,3vw,36px);
}
.section__label{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin:0 0 12px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.16em;
  color:var(--gold);
}
.section__label::before{
  content:"";
  width:24px;height:1px;
  background:linear-gradient(90deg,var(--purple),var(--blue));
}
.section-title{
  margin:0;
  font-size:clamp(26px,3.4vw,38px);
  font-weight:900;
  color:var(--white);
  text-shadow:0 0 18px rgba(123,59,255,.6),0 0 44px rgba(36,214,255,.22);
}
.section__lede{
  max-width:62ch;
  margin:14px 0 0;
  font-size:16px;
  color:var(--silver);
}

.prose{max-width:72ch}
.prose p{margin:0 0 1.1em}
.prose h3{margin:1.6em 0 .5em;font-size:20px;color:var(--white)}
.prose strong{color:var(--gold);font-weight:800}

.grid{display:grid;gap:clamp(16px,2.4vw,26px)}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--auto{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  border:1px solid transparent;
  border-radius:var(--radius-pill);
  font-size:14.5px;
  font-weight:800;
  letter-spacing:.02em;
  line-height:1.2;
  text-decoration:none;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease,background .18s ease,color .18s ease;
}
.btn--sm{padding:9px 16px;font-size:13.5px}
.btn--neon{
  background:linear-gradient(135deg,var(--purple),var(--blue) 78%);
  color:#08050F;
  box-shadow:inset 0 0 0 1px rgba(242,246,255,.22),0 10px 26px -14px rgba(123,59,255,.95);
}
.btn--neon:hover,.btn--neon:focus-visible{
  color:#08050F;
  transform:translateY(-2px);
  box-shadow:inset 0 0 0 1px rgba(242,246,255,.4),0 16px 34px -14px rgba(36,214,255,.95);
}
.btn--gold{
  background:var(--gold);
  color:#08050F;
  box-shadow:0 10px 26px -14px rgba(239,192,74,.95);
}
.btn--gold:hover{color:#08050F;transform:translateY(-2px)}
.btn--ghost{
  background:rgba(23,16,46,.72);
  border-color:var(--line-strong);
  color:var(--silver);
}
.btn--ghost:hover{
  color:var(--white);
  border-color:var(--edge-blue);
  transform:translateY(-2px);
  box-shadow:var(--glow-blue);
}

/* ---------- 页头 ---------- */
.skip-link{
  position:absolute;
  left:var(--gutter);
  top:-70px;
  z-index:120;
  padding:10px 18px;
  border-radius:0 0 var(--radius-sm) var(--radius-sm);
  background:var(--blue);
  color:#08050F;
  font-size:14px;
  font-weight:800;
  transition:top .2s ease;
}
.skip-link:focus{top:0;color:#08050F}

.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:linear-gradient(180deg,rgba(8,5,15,.97),rgba(11,7,24,.92));
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transition:border-color .2s ease;
}
.site-header::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:1px;
  background:var(--speed-line);
  opacity:.4;
}
.site-header.is-nav-open{border-bottom-color:var(--edge-purple)}

.header-top{
  background:linear-gradient(90deg,rgba(123,59,255,.22),rgba(8,5,15,0) 42%,rgba(36,214,255,.16));
  border-bottom:1px solid var(--line-soft);
}
.header-top__inner{
  display:flex;
  align-items:center;
  gap:10px 22px;
  min-height:42px;
  padding-block:7px;
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.06em;
  color:var(--mist);
}
.header-lede{
  display:flex;
  flex-wrap:wrap;
  gap:6px 24px;
  margin:0;
  padding:0;
}
.header-lede__item{
  display:inline-flex;
  align-items:center;
  gap:9px;
}
.header-lede__dot{
  flex:none;
  width:6px;height:6px;
  border-radius:50%;
  background:var(--purple);
  box-shadow:0 0 10px var(--purple);
}
.header-lede__item:nth-child(2) .header-lede__dot{background:var(--blue);box-shadow:0 0 10px var(--blue)}
.header-lede__item:nth-child(3) .header-lede__dot{background:var(--mint);box-shadow:0 0 10px var(--mint)}

.header-navbar{
  position:relative;
  display:flex;
  align-items:center;
  gap:clamp(12px,2vw,26px);
  padding-block:12px;
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  flex:none;
  color:inherit;
  text-decoration:none;
}
.brand:hover{color:inherit}
.brand__sigil{
  display:grid;
  place-items:center;
  flex:none;
  width:46px;height:46px;
  border-radius:16px;
  background:linear-gradient(135deg,var(--purple),var(--blue) 72%);
  box-shadow:inset 0 0 0 1px rgba(242,246,255,.22),0 0 26px -8px rgba(123,59,255,.95);
  color:#08050F;
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:800;
  letter-spacing:.04em;
}
.brand__text{display:flex;flex-direction:column;line-height:1.2}
.brand__name{
  font-size:19px;
  font-weight:900;
  letter-spacing:.02em;
  color:var(--white);
  text-shadow:0 0 12px rgba(123,59,255,.9),0 0 30px rgba(36,214,255,.35);
}
.brand__note{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.05em;
  color:var(--mist);
}

.primary-nav{margin-left:auto}
.primary-nav__list{
  display:flex;
  align-items:center;
  gap:2px;
}
.nav-item{display:flex}
.nav-link{
  display:inline-flex;
  align-items:baseline;
  gap:7px;
  padding:9px 12px;
  border:1px solid transparent;
  border-radius:var(--radius-pill);
  color:var(--silver);
  font-size:13.5px;
  font-weight:600;
  white-space:nowrap;
  text-decoration:none;
  transition:color .18s ease,background .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.nav-link__idx{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.08em;
  color:var(--gold);
  opacity:.75;
}
.nav-link:hover{
  color:var(--white);
  background:rgba(36,214,255,.09);
  border-color:var(--edge-blue);
  transform:translateY(-2px);
  box-shadow:var(--glow-blue);
}
.nav-link[aria-current="page"]{
  color:var(--white);
  background:linear-gradient(135deg,rgba(123,59,255,.38),rgba(36,214,255,.16));
  border-color:var(--edge-purple);
  box-shadow:inset 0 0 0 1px rgba(123,59,255,.35),0 10px 24px -14px rgba(123,59,255,.95);
}
.nav-link[aria-current="page"] .nav-link__idx{opacity:1;color:var(--white)}

.header-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex:none;
}

.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:4px;
  width:46px;height:44px;
  padding:0 12px;
  border:1px solid var(--line-strong);
  border-radius:var(--radius-sm);
  background:rgba(23,16,46,.85);
  cursor:pointer;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.nav-toggle:hover{border-color:var(--edge-blue);box-shadow:var(--glow-blue)}
.nav-toggle__bar{
  display:block;
  width:100%;height:2px;
  border-radius:2px;
  background:var(--silver);
  transition:transform .2s ease,opacity .2s ease,background .2s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1){transform:translateY(6px) rotate(45deg);background:var(--blue)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3){transform:translateY(-6px) rotate(-45deg);background:var(--blue)}

.scroll-progress{
  position:absolute;
  left:0;right:0;bottom:-1px;
  z-index:3;
  height:2px;
  background:rgba(199,214,230,.12);
  pointer-events:none;
}
.scroll-progress__bar{
  display:block;
  width:0;height:100%;
  background:linear-gradient(90deg,var(--purple),var(--blue) 58%,var(--gold));
  box-shadow:0 0 12px rgba(36,214,255,.85);
}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(48px,8vw,110px);
  overflow:hidden;
  background:linear-gradient(180deg,#0C0820 0%,var(--ink) 64%);
  border-top:1px solid var(--edge-purple);
}
.footer-watermark{
  position:absolute;
  left:0;right:0;bottom:0;
  z-index:0;
  height:180px;
  pointer-events:none;
  opacity:.55;
  background:linear-gradient(180deg,rgba(123,59,255,.22),rgba(36,214,255,.06) 58%,transparent);
  clip-path:polygon(0 100%,0 64%,8% 46%,15% 60%,24% 30%,33% 56%,42% 38%,52% 62%,61% 42%,70% 58%,79% 34%,88% 56%,94% 46%,100% 66%,100% 100%);
}
.footer-rail{
  position:relative;
  z-index:2;
  border-bottom:1px solid var(--line);
  background:linear-gradient(90deg,rgba(123,59,255,.2),transparent 46%,rgba(239,192,74,.16));
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--mist);
}
.footer-rail .shell{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:6px 26px;
  padding-block:11px;
}
.footer-rail__item{display:inline-flex;align-items:center;gap:9px}
.footer-rail__item::before{
  content:"";
  width:5px;height:5px;
  border-radius:50%;
  background:var(--blue);
  box-shadow:0 0 8px var(--blue);
}

.footer-grid{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:repeat(6,minmax(0,1fr));
  gap:clamp(24px,3vw,40px);
  padding-block:clamp(36px,5vw,64px);
}
.footer-brand{grid-column:span 2}
.footer-brand__name{
  margin:0 0 6px;
  font-size:20px;
  font-weight:900;
  color:var(--white);
  text-shadow:0 0 12px rgba(123,59,255,.85),0 0 30px rgba(36,214,255,.3);
}
.footer-brand__note{
  margin:0 0 14px;
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.05em;
  color:var(--mist);
}
.footer-brand__addr{
  max-width:34ch;
  font-size:13.5px;
  line-height:1.75;
  color:var(--silver);
}
.footer-contact{
  display:flex;
  flex-direction:column;
  gap:10px;
  margin-top:18px;
}
.copy-line{
  display:flex;
  align-items:center;
  gap:10px;
  width:100%;
  padding:10px 14px;
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  background:rgba(23,16,46,.72);
  color:var(--silver);
  font-family:var(--font-mono);
  font-size:12.5px;
  text-align:left;
  cursor:pointer;
  transition:border-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.copy-line:hover{
  color:var(--white);
  border-color:var(--edge-blue);
  transform:translateY(-2px);
  box-shadow:var(--glow-blue);
}
.copy-line__k{flex:none;font-size:11px;letter-spacing:.1em;color:var(--mist)}
.copy-line__v{flex:1;overflow-wrap:anywhere}
.copy-line__act{flex:none;font-size:11px;letter-spacing:.1em;color:var(--blue)}
.copy-line.is-copied{
  border-color:rgba(53,240,180,.6);
  box-shadow:0 0 0 1px rgba(53,240,180,.35),0 0 24px -8px rgba(53,240,180,.85);
}
.copy-line.is-copied .copy-line__act{color:var(--mint)}

.footer-col__title{
  margin:0 0 14px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.14em;
  color:var(--gold);
}
.footer-col__text{
  margin:0 0 14px;
  font-size:13.5px;
  line-height:1.75;
  color:var(--mist);
}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--silver);
  font-size:14.5px;
  text-decoration:none;
  transition:color .18s ease,transform .18s ease;
}
.footer-link::before{
  content:"";
  width:10px;height:1px;
  background:var(--blue);
  opacity:.5;
  transition:width .18s ease,opacity .18s ease,box-shadow .18s ease;
}
.footer-link:hover{
  color:var(--white);
  transform:translateX(3px);
}
.footer-link:hover::before{
  width:18px;
  opacity:1;
  box-shadow:0 0 8px var(--blue);
}

.footer-legal{
  position:relative;
  z-index:2;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:8px 26px;
  padding-block:20px;
  border-top:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--mist);
}
.footer-legal__icp{color:var(--silver)}
.footer-legal__meta{
  display:flex;
  flex-wrap:wrap;
  gap:6px 20px;
}
.footer-legal__meta a{color:var(--silver)}
.footer-legal__meta a:hover{color:var(--blue)}

/* ---------- 通用组件 ---------- */
.panel{
  position:relative;
  overflow:hidden;
  padding:clamp(20px,2.6vw,32px);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:linear-gradient(155deg,rgba(23,16,46,.96),rgba(12,8,32,.9));
}
.panel::after{
  content:"";
  position:absolute;
  inset:0;
  border-radius:inherit;
  pointer-events:none;
  background:linear-gradient(180deg,rgba(242,246,255,.07),transparent 34%);
}
.panel--lift{transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
.panel--lift:hover{
  transform:translateY(-4px);
  border-color:var(--edge-purple);
  box-shadow:0 24px 46px -28px rgba(123,59,255,.95);
}

.lift{transition:transform .22s ease}
.lift:hover{transform:translateY(-4px)}

.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border:1px solid var(--edge-blue);
  border-radius:var(--radius-pill);
  background:rgba(36,214,255,.08);
  color:var(--blue);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
}
.tag--gold{
  border-color:rgba(239,192,74,.55);
  background:rgba(239,192,74,.1);
  color:var(--gold);
}
.tag--mint{
  border-color:rgba(53,240,180,.5);
  background:rgba(53,240,180,.08);
  color:var(--mint);
}

.mono{font-family:var(--font-mono);letter-spacing:.08em}

.tick-rule{
  position:relative;
  height:14px;
  margin:0;
  border:0;
  background:none;
}
.tick-rule::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:repeating-linear-gradient(90deg,var(--line-strong) 0 1px,transparent 1px 14px);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 14%,#000 86%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 14%,#000 86%,transparent);
}
.speed-line{
  height:2px;
  border:0;
  background:var(--speed-line);
  opacity:.5;
}

.breadcrumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  margin:0 0 22px;
  padding:0;
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.06em;
  color:var(--mist);
  list-style:none;
}
.breadcrumbs a{color:var(--silver)}
.breadcrumbs a:hover{color:var(--gold)}
.breadcrumbs__sep{color:rgba(138,147,184,.6)}
.breadcrumbs__current{color:var(--gold)}

/* 图片容器基础规则：页面阶段直接放入 <img> */
.media{
  position:relative;
  display:block;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:linear-gradient(150deg,#1B1236,#0B0718 72%);
}
.media img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.media::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:repeating-linear-gradient(0deg,rgba(199,214,230,.07) 0 1px,transparent 1px 4px);
  mix-blend-mode:screen;
}
.media--16x9{aspect-ratio:16/9}
.media--4x3{aspect-ratio:4/3}
.media--1x1{aspect-ratio:1/1}
.media--wide{aspect-ratio:21/9}
.media__cap{
  position:absolute;
  left:14px;bottom:12px;
  z-index:2;
  padding:4px 12px;
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  background:rgba(8,5,15,.72);
  color:var(--silver);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.08em;
}

/* ---------- 动效与显现 ---------- */
[data-reveal]{opacity:1}
html.has-js [data-reveal]{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .55s ease,transform .55s ease;
}
html.has-js [data-reveal].is-visible{
  opacity:1;
  transform:translateY(0);
}

/* ---------- 响应式 ---------- */
@media (max-width:1240px){
  .nav-link{font-size:13px;padding:8px 9px;gap:5px}
  .nav-link__idx{display:none}
}
@media (max-width:1150px){
  .brand__note{display:none}
}

@media (max-width:1079px){
  .header-top__inner{
    flex-wrap:nowrap;
    overflow-x:auto;
    scrollbar-width:none;
  }
  .header-top__inner::-webkit-scrollbar{display:none}
  .header-lede{flex-wrap:nowrap}
  .header-lede__item{white-space:nowrap}

  .primary-nav{
    position:absolute;
    top:100%;
    left:calc(var(--gutter) * -1);
    right:calc(var(--gutter) * -1);
    margin-left:0;
    max-height:0;
    overflow:hidden;
    opacity:0;
    visibility:hidden;
    transform:translateY(-12px);
    border-bottom:1px solid var(--edge-purple);
    background:linear-gradient(180deg,rgba(23,16,46,.99),rgba(8,5,15,.99));
    box-shadow:0 30px 60px -30px rgba(0,0,0,.95);
    transition:max-height .32s ease,opacity .24s ease,transform .32s ease,visibility .32s;
  }
  .primary-nav[data-open]{
    max-height:76vh;
    overflow-y:auto;
    opacity:1;
    visibility:visible;
    transform:none;
  }
  .primary-nav__list{
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:14px var(--gutter) 22px;
  }
  .nav-link{
    justify-content:flex-start;
    padding:14px;
    border-radius:var(--radius-sm);
    border-color:var(--line-soft);
    background:rgba(242,246,255,.02);
    font-size:16px;
  }
  .nav-link__idx{display:inline}
  .nav-link:hover{transform:none}
  .nav-toggle{display:inline-flex}
  .header-actions{margin-left:auto}
}

@media (max-width:960px){
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-brand{grid-column:1 / -1}
}

@media (max-width:900px){
  .grid--3{grid-template-columns:1fr}
}

@media (max-width:760px){
  body{font-size:16px}
  .grid--2,.grid--3{grid-template-columns:1fr}
  .header-actions .btn--neon{padding:8px 13px;font-size:12.5px}
  .footer-legal{flex-direction:column;align-items:flex-start}
}

@media (max-width:560px){
  .footer-grid{grid-template-columns:1fr}
  .brand__sigil{width:40px;height:40px;border-radius:13px}
  .brand__name{font-size:17px}
  .header-top__inner{font-size:11.5px}
}

@media (max-width:430px){
  .header-actions .btn--neon{display:none}
}

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