/* =========================================================
   极速百家家乐 · Site Kit
   诊断台外壳：墨黑基底 / 电光蓝行动 / 青绿通过 / 琥珀提醒
   ========================================================= */

/* ---------- 01. Tokens ---------- */
:root{
  --dx-ink:#0B0F14;
  --dx-ink-soft:#111823;
  --dx-graphite:#232A33;
  --dx-fog:#F3F7FB;
  --dx-blue:#2D6BFF;
  --dx-blue-deep:#1B4ED8;
  --dx-teal:#22D3B6;
  --dx-amber:#FFB020;
  --dx-violet:#7C5CFF;
  --dx-steel:#617083;
  --dx-coral:#FF5C5C;
  --dx-mint:#D9FFF8;

  --dx-line:rgba(11,15,20,.12);
  --dx-line-strong:rgba(11,15,20,.24);
  --dx-line-dark:rgba(243,247,251,.14);
  --dx-text-soft:#3C4753;

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

  --dx-wrap:1240px;
  --dx-gutter:clamp(16px,4vw,40px);
  --dx-s1:8px;
  --dx-s2:16px;
  --dx-s3:24px;
  --dx-s4:32px;
  --dx-s5:48px;
  --dx-s6:80px;
  --dx-radius:18px;
  --dx-radius-sm:10px;
  --dx-ease:cubic-bezier(.22,.7,.24,1);
}

/* ---------- 02. Reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:132px;}
body{margin:0;}
h1,h2,h3,h4,h5,h6,p,figure,blockquote,dl,dd{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img,svg{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer;}
:focus-visible{outline:3px solid var(--dx-amber);outline-offset:3px;border-radius:4px;}

/* ---------- 03. Base ---------- */
body{
  font-family:var(--dx-font-body);
  font-size:16px;
  line-height:1.75;
  color:var(--dx-ink);
  background-color:var(--dx-fog);
  background-image:
    linear-gradient(rgba(11,15,20,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(11,15,20,.045) 1px,transparent 1px);
  background-size:72px 72px;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
}
::selection{background:var(--dx-blue);color:#fff;}

/* ---------- 04. Layout ---------- */
.dx-main{display:block;padding-bottom:clamp(32px,5vw,64px);}
.dx-wrap{width:min(100%,var(--dx-wrap));margin-inline:auto;padding-inline:var(--dx-gutter);}
.dx-section{padding-block:clamp(36px,5vw,72px);}
.dx-grid{display:grid;gap:var(--dx-s3);}
.dx-grid--two{grid-template-columns:repeat(2,minmax(0,1fr));}
.dx-grid--three{grid-template-columns:repeat(3,minmax(0,1fr));}
.dx-grid--split{grid-template-columns:minmax(0,7fr) minmax(0,4fr);gap:var(--dx-s4);align-items:start;}
.dx-divider{height:2px;border:0;margin:var(--dx-s5) 0;background:linear-gradient(90deg,var(--dx-blue),var(--dx-teal) 48%,var(--dx-amber));transform:skewY(-1.4deg);opacity:.85;}

/* ---------- 05. Type ---------- */
.dx-h1{font-family:var(--dx-font-title);font-weight:800;font-size:clamp(38px,6.4vw,72px);line-height:1.04;letter-spacing:-.01em;}
.dx-h2{font-family:var(--dx-font-title);font-weight:800;font-size:clamp(24px,3.2vw,36px);line-height:1.18;}
.dx-h3{font-family:var(--dx-font-title);font-weight:700;font-size:clamp(18px,2vw,24px);line-height:1.3;}
.dx-lede{font-size:clamp(16px,1.5vw,18px);line-height:1.8;color:var(--dx-text-soft);max-width:62ch;}
.dx-eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--dx-font-mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--dx-blue);}
.dx-eyebrow::before{content:"";width:22px;height:2px;background:var(--dx-blue);flex:0 0 auto;}
.dx-mono{font-family:var(--dx-font-mono);}
.dx-note{font-size:13px;line-height:1.7;color:var(--dx-steel);}

/* ---------- 06. Buttons & links ---------- */
.dx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:999px;border:1px solid transparent;
  font-size:14px;font-weight:700;letter-spacing:.02em;white-space:nowrap;
  transition:transform .18s var(--dx-ease),background-color .18s var(--dx-ease),color .18s var(--dx-ease),border-color .18s var(--dx-ease),box-shadow .18s var(--dx-ease);
}
.dx-btn:hover{transform:translateY(-2px);}
.dx-btn--primary{background:var(--dx-blue);color:#fff;box-shadow:0 14px 26px -16px rgba(45,107,255,.95);}
.dx-btn--primary:hover{background:#4a80ff;}
.dx-btn--amber{background:var(--dx-amber);color:var(--dx-ink);box-shadow:0 14px 26px -16px rgba(255,176,32,.95);}
.dx-btn--amber:hover{background:#ffc247;}
.dx-btn--ghost{background:transparent;border-color:var(--dx-line-dark);color:var(--dx-fog);}
.dx-btn--ghost:hover{border-color:var(--dx-teal);color:var(--dx-mint);}
.dx-btn--outline{background:transparent;border-color:var(--dx-line-strong);color:var(--dx-ink);}
.dx-btn--outline:hover{border-color:var(--dx-blue);color:var(--dx-blue-deep);}
.dx-ghost-link{font-size:13px;color:rgba(243,247,251,.66);padding:4px 2px;border-bottom:1px dashed transparent;transition:color .18s var(--dx-ease),border-color .18s var(--dx-ease);}
.dx-ghost-link:hover{color:var(--dx-mint);border-bottom-color:rgba(34,211,182,.6);}
.dx-copy{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;border:1px dashed var(--dx-line-strong);font-family:var(--dx-font-mono);font-size:12px;letter-spacing:.06em;color:var(--dx-ink);transition:color .18s var(--dx-ease),border-color .18s var(--dx-ease),background-color .18s var(--dx-ease);}
.dx-copy:hover{border-color:var(--dx-blue);color:var(--dx-blue-deep);}
.dx-copy.is-copied{background:rgba(34,211,182,.16);border-color:var(--dx-teal);color:#0b6b5c;}

/* ---------- 07. Header ---------- */
.dx-skip{
  position:fixed;top:10px;left:10px;z-index:200;
  background:var(--dx-amber);color:var(--dx-ink);
  padding:10px 18px;border-radius:8px;font-weight:700;font-size:14px;
  transform:translateY(-220%);transition:transform .2s var(--dx-ease);
}
.dx-skip:focus{transform:translateY(0);}

.dx-header{
  position:sticky;top:0;z-index:80;
  background:var(--dx-ink);
  color:var(--dx-fog);
  border-bottom:1px solid var(--dx-line-dark);
  box-shadow:0 24px 44px -38px rgba(11,15,20,.95);
}
.dx-header::before{
  content:"";display:block;height:3px;
  background:linear-gradient(90deg,var(--dx-blue) 0 44%,var(--dx-teal) 44% 72%,var(--dx-amber) 72% 100%);
}
.dx-header__inner{width:min(100%,var(--dx-wrap));margin-inline:auto;padding-inline:var(--dx-gutter);}

.dx-topline{display:flex;align-items:center;gap:clamp(10px,2vw,28px);padding:13px 0;flex-wrap:wrap;}
.dx-brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;min-width:0;}
.dx-brand__mark{display:flex;align-items:flex-end;gap:3px;height:28px;flex:0 0 auto;}
.dx-brand__mark span{width:4px;border-radius:2px;background:var(--dx-teal);}
.dx-brand__mark span:nth-child(1){height:13px;background:var(--dx-teal);}
.dx-brand__mark span:nth-child(2){height:21px;background:var(--dx-blue);}
.dx-brand__mark span:nth-child(3){height:28px;background:var(--dx-amber);}
.dx-brand__text{display:flex;flex-direction:column;line-height:1.2;min-width:0;}
.dx-brand__name{font-family:var(--dx-font-title);font-weight:800;font-size:20px;letter-spacing:.02em;color:var(--dx-fog);white-space:nowrap;}
.dx-brand__sub{font-family:var(--dx-font-mono);font-size:11px;letter-spacing:.14em;color:var(--dx-steel);white-space:nowrap;}

.dx-status{
  display:flex;align-items:center;gap:10px;
  padding:6px 14px;border-radius:999px;
  border:1px solid rgba(34,211,182,.42);
  background:rgba(34,211,182,.08);
  font-size:12px;line-height:1.4;min-width:0;
}
.dx-status__dot{
  width:8px;height:8px;border-radius:50%;background:var(--dx-teal);flex:0 0 auto;
  box-shadow:0 0 0 0 rgba(34,211,182,.6);
  animation:dx-pulse 2.6s var(--dx-ease) infinite;
}
.dx-status__label{color:var(--dx-mint);font-weight:600;white-space:nowrap;}
.dx-status__meta{font-family:var(--dx-font-mono);font-size:11px;color:rgba(243,247,251,.55);white-space:nowrap;padding-left:10px;border-left:1px solid var(--dx-line-dark);}
@keyframes dx-pulse{
  0%{box-shadow:0 0 0 0 rgba(34,211,182,.55);}
  70%{box-shadow:0 0 0 10px rgba(34,211,182,0);}
  100%{box-shadow:0 0 0 0 rgba(34,211,182,0);}
}

.dx-topline__actions{margin-left:auto;display:flex;align-items:center;gap:14px;}

.dx-nav-toggle{
  display:none;margin-left:auto;align-items:center;gap:9px;
  padding:8px 13px;border-radius:10px;
  border:1px solid var(--dx-line-dark);color:var(--dx-fog);font-size:13px;font-weight:600;
  transition:border-color .18s var(--dx-ease),background-color .18s var(--dx-ease);
}
.dx-nav-toggle:hover{border-color:rgba(34,211,182,.55);background:rgba(34,211,182,.08);}
.dx-nav-toggle__bars{display:grid;gap:4px;width:18px;}
.dx-nav-toggle__bars span{display:block;height:2px;background:currentColor;border-radius:2px;transition:transform .22s var(--dx-ease),opacity .22s var(--dx-ease);}
.dx-nav-toggle__text{letter-spacing:.08em;}

.dx-nav{
  display:flex;align-items:center;justify-content:space-between;gap:var(--dx-s3);
  border-top:1px solid var(--dx-line-dark);
}
.dx-nav__list{display:flex;align-items:center;gap:2px;overflow-x:auto;scrollbar-width:thin;}
.dx-nav__list::-webkit-scrollbar{height:4px;}
.dx-nav__list::-webkit-scrollbar-thumb{background:var(--dx-graphite);border-radius:4px;}
.dx-nav__link{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 14px;font-size:14px;font-weight:600;white-space:nowrap;
  color:rgba(243,247,251,.72);
  border-bottom:2px solid transparent;
  border-radius:8px 8px 0 0;
  transition:color .18s var(--dx-ease),background-color .18s var(--dx-ease),border-color .18s var(--dx-ease);
}
.dx-nav__num{font-family:var(--dx-font-mono);font-size:11px;letter-spacing:.06em;color:var(--dx-steel);transition:color .18s var(--dx-ease);}
.dx-nav__link:hover{color:#fff;background:rgba(45,107,255,.14);}
.dx-nav__link:hover .dx-nav__num{color:var(--dx-teal);}
.dx-nav__link[aria-current="page"]{color:#fff;background:var(--dx-blue);border-bottom-color:var(--dx-teal);}
.dx-nav__link[aria-current="page"] .dx-nav__num{color:var(--dx-mint);}
.dx-nav__note{font-family:var(--dx-font-mono);font-size:11px;letter-spacing:.1em;color:var(--dx-steel);white-space:nowrap;}

.dx-progress{
  position:absolute;left:0;bottom:-1px;height:2px;width:0;z-index:2;
  background:linear-gradient(90deg,var(--dx-blue),var(--dx-teal) 55%,var(--dx-amber));
  transition:width .12s linear;
}

/* ---------- 08. Footer ---------- */
.dx-footer{
  position:relative;overflow:hidden;
  background:var(--dx-ink);color:var(--dx-fog);
  border-top:1px solid var(--dx-line-dark);
}
.dx-footer::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.55;
  background-image:
    linear-gradient(rgba(45,107,255,.12) 1px,transparent 1px),
    linear-gradient(90deg,rgba(45,107,255,.12) 1px,transparent 1px);
  background-size:72px 72px;
}
.dx-footer__inner{
  position:relative;width:min(100%,var(--dx-wrap));margin-inline:auto;
  padding:var(--dx-s5) var(--dx-gutter) var(--dx-s3);
}

.dx-footer__anchor{
  position:relative;overflow:hidden;
  display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:var(--dx-s3);
  padding:var(--dx-s3) var(--dx-s3) var(--dx-s3) calc(var(--dx-s3) + 8px);
  border-radius:var(--dx-radius);
  border:1px solid rgba(45,107,255,.38);
  background:linear-gradient(105deg,rgba(45,107,255,.26),rgba(124,92,255,.12) 55%,rgba(255,176,32,.18));
}
.dx-footer__anchor::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:6px;
  background:linear-gradient(180deg,var(--dx-blue),var(--dx-teal) 52%,var(--dx-amber));
}
.dx-footer__kicker{font-family:var(--dx-font-mono);font-size:11px;letter-spacing:.2em;color:var(--dx-teal);margin-bottom:8px;}
.dx-footer__title{font-family:var(--dx-font-title);font-weight:800;font-size:clamp(20px,2.6vw,28px);line-height:1.25;}
.dx-footer__text{font-size:14px;line-height:1.75;color:rgba(243,247,251,.74);margin-top:8px;max-width:58ch;}

.dx-footer__grid{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.55fr);gap:var(--dx-s4);
  margin-top:var(--dx-s5);padding-top:var(--dx-s4);
  border-top:1px solid var(--dx-line-dark);
}
.dx-footer__brand{display:flex;flex-direction:column;gap:14px;min-width:0;}
.dx-footer__logo{font-family:var(--dx-font-title);font-weight:800;font-size:22px;letter-spacing:.02em;color:var(--dx-fog);}
.dx-footer__logo:hover{color:var(--dx-mint);}
.dx-footer__desc{font-size:14px;line-height:1.8;color:rgba(243,247,251,.66);max-width:44ch;}
.dx-footer__contact{display:flex;flex-direction:column;gap:8px;font-size:13px;}
.dx-footer__contact li{display:flex;flex-wrap:wrap;gap:10px;align-items:baseline;}
.dx-footer__label{font-family:var(--dx-font-mono);font-size:11px;letter-spacing:.12em;color:var(--dx-steel);min-width:64px;}
.dx-footer__contact a{color:var(--dx-mint);border-bottom:1px solid rgba(34,211,182,.35);}
.dx-footer__contact a:hover{border-bottom-color:var(--dx-teal);}
.dx-footer__value{color:rgba(243,247,251,.8);}

.dx-footer__cols{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:var(--dx-s3) var(--dx-s2);align-content:start;}
.dx-footer__col{
  display:flex;flex-direction:column;gap:6px;
  padding-top:12px;border-top:1px solid var(--dx-line-dark);
  transition:border-color .18s var(--dx-ease),transform .18s var(--dx-ease);
}
.dx-footer__col:hover{border-top-color:var(--dx-teal);transform:translateY(-3px);}
.dx-footer__colnum{font-family:var(--dx-font-mono);font-size:11px;letter-spacing:.14em;color:var(--dx-amber);}
.dx-footer__colname{font-size:14px;font-weight:600;color:rgba(243,247,251,.85);line-height:1.5;}
.dx-footer__col:hover .dx-footer__colname{color:var(--dx-mint);}

.dx-footer__base{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--dx-s2);
  margin-top:var(--dx-s4);padding-top:var(--dx-s3);
  border-top:1px solid var(--dx-line-dark);
}
.dx-footer__copy{font-family:var(--dx-font-mono);font-size:12px;letter-spacing:.04em;color:rgba(243,247,251,.55);}
.dx-legal-links{display:flex;flex-wrap:wrap;gap:18px;font-size:13px;}
.dx-legal-links a{color:rgba(243,247,251,.7);border-bottom:1px solid transparent;transition:color .18s var(--dx-ease),border-color .18s var(--dx-ease);}
.dx-legal-links a:hover{color:var(--dx-mint);border-bottom-color:rgba(34,211,182,.6);}

/* ---------- 09. Page components ---------- */
.dx-breadcrumb{padding-top:var(--dx-s4);font-size:13px;color:var(--dx-steel);}
.dx-breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.dx-breadcrumb li{display:inline-flex;align-items:center;gap:8px;}
.dx-breadcrumb li+li::before{content:"/";color:rgba(97,112,131,.55);}
.dx-breadcrumb a{color:var(--dx-steel);border-bottom:1px solid transparent;}
.dx-breadcrumb a:hover{color:var(--dx-blue);border-bottom-color:var(--dx-blue);}
.dx-breadcrumb [aria-current="page"]{color:var(--dx-ink);font-weight:600;}

.dx-card{
  position:relative;overflow:hidden;
  display:flex;flex-direction:column;gap:10px;
  padding:var(--dx-s3);
  background:#fff;border:1px solid var(--dx-line);border-radius:var(--dx-radius);
  box-shadow:0 24px 46px -40px rgba(11,15,20,.7);
  transition:transform .2s var(--dx-ease),box-shadow .2s var(--dx-ease),border-color .2s var(--dx-ease);
}
.dx-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:linear-gradient(180deg,var(--dx-blue),var(--dx-teal));
}
.dx-card:hover{transform:translateY(-4px);border-color:rgba(45,107,255,.4);box-shadow:0 30px 54px -40px rgba(11,15,20,.85);}
.dx-card__num{font-family:var(--dx-font-mono);font-size:12px;letter-spacing:.16em;color:var(--dx-blue);}
.dx-card__title{font-family:var(--dx-font-title);font-weight:800;font-size:20px;line-height:1.35;color:var(--dx-ink);}
.dx-card__text{font-size:15px;line-height:1.75;color:var(--dx-text-soft);}

.dx-panel{
  position:relative;overflow:hidden;
  padding:var(--dx-s3);
  background:var(--dx-ink-soft);color:var(--dx-fog);
  border:1px solid var(--dx-line-dark);border-radius:var(--dx-radius);
}
.dx-panel::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(rgba(45,107,255,.14) 1px,transparent 1px),
    linear-gradient(90deg,rgba(45,107,255,.14) 1px,transparent 1px);
  background-size:32px 32px;
}

.dx-tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:999px;border:1px solid transparent;
  font-family:var(--dx-font-mono);font-size:11px;letter-spacing:.08em;white-space:nowrap;
}
.dx-tag--pass{background:rgba(34,211,182,.16);color:#0b6b5c;border-color:rgba(34,211,182,.5);}
.dx-tag--warn{background:rgba(255,176,32,.18);color:#7a4d00;border-color:rgba(255,176,32,.55);}
.dx-tag--alert{background:rgba(255,92,92,.14);color:#a02020;border-color:rgba(255,92,92,.5);}
.dx-tag--info{background:rgba(45,107,255,.12);color:#1b41a8;border-color:rgba(45,107,255,.45);}

.dx-tabs{display:flex;flex-wrap:wrap;gap:6px;padding:6px;background:var(--dx-graphite);border-radius:999px;width:fit-content;max-width:100%;}
.dx-tab{
  padding:9px 18px;border-radius:999px;border:1px solid transparent;
  font-size:14px;font-weight:600;color:rgba(243,247,251,.72);
  transition:background-color .18s var(--dx-ease),color .18s var(--dx-ease),border-color .18s var(--dx-ease);
}
.dx-tab:hover{color:#fff;border-color:rgba(45,107,255,.55);}
.dx-tab[aria-selected="true"]{background:var(--dx-blue);color:#fff;box-shadow:0 12px 22px -16px rgba(45,107,255,1);}
.dx-tabpanel{padding-top:var(--dx-s3);}
.dx-tabpanel[hidden]{display:none;}

.dx-figure{
  position:relative;overflow:hidden;isolation:isolate;
  aspect-ratio:16 / 9;
  border-radius:var(--dx-radius);
  border:1px solid var(--dx-line);
  background:linear-gradient(135deg,rgba(45,107,255,.16),rgba(124,92,255,.12) 48%,rgba(34,211,182,.16));
}
.dx-figure::before{
  content:"";position:absolute;inset:0;z-index:0;
  background-image:
    linear-gradient(rgba(11,15,20,.07) 1px,transparent 1px),
    linear-gradient(90deg,rgba(11,15,20,.07) 1px,transparent 1px);
  background-size:28px 28px;
}
.dx-figure img,.dx-figure svg{position:relative;z-index:1;width:100%;height:100%;object-fit:cover;}
.dx-figure--wide{aspect-ratio:21 / 9;}
.dx-figure--tall{aspect-ratio:4 / 5;}
.dx-figure__caption{
  position:absolute;left:12px;bottom:12px;z-index:2;
  padding:4px 10px;border-radius:6px;
  background:var(--dx-ink);color:var(--dx-mint);
  font-family:var(--dx-font-mono);font-size:11px;letter-spacing:.1em;
}

/* ---------- 10. Motion ---------- */
.dx-js .dx-reveal{
  opacity:0;transform:translateY(16px);
  transition:opacity .55s var(--dx-ease),transform .55s var(--dx-ease);
}
.dx-js .dx-reveal.is-in{opacity:1;transform:none;}

/* ---------- 11. Responsive ---------- */
@media (max-width:1080px){
  .dx-footer__grid{grid-template-columns:1fr;}
  .dx-footer__cols{grid-template-columns:repeat(3,minmax(0,1fr));}
}
@media (max-width:900px){
  html{scroll-padding-top:112px;}
  .dx-topline{flex-wrap:nowrap;gap:10px;}
  .dx-status__meta{display:none;}
  .dx-topline__actions{display:none;}
  .dx-nav-toggle{display:inline-flex;}
  .dx-nav{display:none;flex-direction:column;align-items:stretch;gap:0;padding-bottom:var(--dx-s2);}
  .dx-header[data-open] .dx-nav{display:flex;}
  .dx-nav__list{flex-direction:column;align-items:stretch;gap:2px;overflow:visible;}
  .dx-nav__link{width:100%;justify-content:flex-start;padding:12px 14px;border-radius:var(--dx-radius-sm);border-bottom:0;border-left:2px solid transparent;}
  .dx-nav__link[aria-current="page"]{border-radius:var(--dx-radius-sm);border-left-color:var(--dx-teal);}
  .dx-nav__note{display:block;white-space:normal;margin-top:10px;padding-top:12px;border-top:1px solid var(--dx-line-dark);}
  .dx-header[data-open] .dx-nav-toggle__bars span:nth-child(1){transform:translateY(6px) rotate(45deg);}
  .dx-header[data-open] .dx-nav-toggle__bars span:nth-child(2){opacity:0;}
  .dx-header[data-open] .dx-nav-toggle__bars span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
  .dx-grid--split{grid-template-columns:1fr;}
  .dx-grid--three{grid-template-columns:repeat(2,minmax(0,1fr));}
  .dx-footer__anchor{grid-template-columns:1fr;justify-items:start;}
}
@media (max-width:640px){
  .dx-brand__name{font-size:17px;}
  .dx-status{padding:5px 11px;}
  .dx-grid--two,.dx-grid--three{grid-template-columns:1fr;}
  .dx-footer__cols{grid-template-columns:repeat(2,minmax(0,1fr));}
  .dx-footer__base{flex-direction:column;align-items:flex-start;}
  .dx-tabs{border-radius:var(--dx-radius);}
}
@media (max-width:460px){
  .dx-status{display:none;}
  .dx-nav-toggle{margin-left:auto;}
  .dx-footer__cols{grid-template-columns:1fr;}
  .dx-footer__label{min-width:56px;}
}

/* ---------- 12. Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .dx-status__dot{animation:none;box-shadow:0 0 0 3px rgba(34,211,182,.28);}
  .dx-js .dx-reveal{opacity:1;transform:none;}
  .dx-nav__link:hover,.dx-card:hover,.dx-footer__col:hover,.dx-btn:hover{transform:none;}
}