.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6{
  --bg: oklch(0.15 0.03 209);
  --surface: oklch(0.21 0.045 209);
  --primary: oklch(0.72 0.12 209);
  --secondary: oklch(0.62 0.12 269);
  --accent: oklch(0.78 0.14 29);
  --accent-2: oklch(0.9 0.1 29);
  --text: oklch(0.94 0.02 209);
  --muted: oklch(0.62 0.03 209);
  --line: color-mix(in oklab, var(--primary) 22%, transparent);
  --line-soft: color-mix(in oklab, var(--primary) 12%, transparent);
  --container:1140px;--container-lg:1400px;--container-xl:1680px;
  --gutter:clamp(14px,2.2vw,30px);
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:24px;--sp-6:32px;--sp-7:48px;--sp-8:64px;
  --r-sm:2px;--r-md:4px;--r-lg:6px;--r-pill:999px;
  --sh-1:0 1px 0 rgba(255,255,255,.05) inset,0 2px 8px rgba(0,0,0,.35);
  --sh-2:0 1px 0 rgba(255,255,255,.06) inset,0 12px 30px rgba(0,0,0,.45);
  --sh-3:0 1px 0 rgba(255,255,255,.08) inset,0 26px 64px rgba(0,0,0,.55);
  --fs-xs:clamp(.72rem,.7rem + .1vw,.78rem);
  --fs-sm:clamp(.82rem,.8rem + .15vw,.9rem);
  --fs-md:clamp(.95rem,.9rem + .25vw,1.06rem);
  --fs-lg:clamp(1.15rem,1.05rem + .5vw,1.4rem);
  --fs-xl:clamp(1.5rem,1.3rem + 1vw,2rem);
  --fs-2xl:clamp(1.9rem,1.5rem + 2vw,2.9rem);
  --fs-3xl:clamp(2.4rem,1.8rem + 3vw,3.6rem);
  --lh-tight:1.12;--lh-snug:1.32;--lh-body:1.62;
  --ls-tight:-.02em;--ls-wide:.16em;
  --ease:cubic-bezier(.4,0,.2,1);--ease-out:cubic-bezier(.16,1,.3,1);
  --t-fast:.15s;--t-base:.25s;--t-slow:.45s;
  position:relative;
  display:block;
  width:100%;
  max-width:100%;
  overflow-x:clip;
  background:var(--bg);
  color:var(--text);
  font-family:"Inter","Segoe UI",system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:var(--fs-md);
  line-height:var(--lh-body);
  overflow-wrap:break-word;
  word-break:break-word;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 *,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 *::before,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 *::after{box-sizing:border-box;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 img{max-width:100%;height:auto;display:block;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 a{color:inherit;text-decoration:none;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 p,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 h1,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 h2,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 h3,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 h4,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 ul,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 ol,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 figure,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 dl,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 dd,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 dt{margin:0;padding:0;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 ul,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 ol{list-style:none;}

/* ---------- 极光 / 半调网点 背景装置 ---------- */
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-aurora{
  position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-aurora i{
  position:absolute;display:block;border-radius:50%;filter:blur(72px);opacity:.32;mix-blend-mode:screen;
  will-change:transform;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-aurora i:nth-child(1){width:46vw;height:46vw;left:-10vw;top:-14vw;background:radial-gradient(circle at 40% 40%,var(--primary),transparent 68%);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-aurora i:nth-child(2){width:34vw;height:34vw;right:-6vw;top:4vw;background:radial-gradient(circle at 50% 50%,var(--secondary),transparent 70%);opacity:.22;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-aurora i:nth-child(3){width:26vw;height:26vw;left:34vw;top:32vw;background:radial-gradient(circle at 50% 50%,var(--accent),transparent 72%);opacity:.15;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-halftone{
  position:absolute;inset:0;z-index:1;pointer-events:none;opacity:.44;
  background-image:radial-gradient(var(--primary) 1.1px,transparent 1.2px);
  background-size:7px 7px;
  -webkit-mask-image:linear-gradient(160deg,rgba(0,0,0,.85),transparent 46%,rgba(0,0,0,.6));
  mask-image:linear-gradient(160deg,rgba(0,0,0,.85),transparent 46%,rgba(0,0,0,.6));
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-wrap{position:relative;z-index:2;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-shell{
  width:100%;max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter);
}

/* ---------- 顶部提示条 ---------- */
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-notice{
  position:relative;z-index:5;display:flex;align-items:center;gap:var(--sp-3);
  width:100%;padding:var(--sp-2) var(--gutter);
  background:linear-gradient(90deg,color-mix(in oklab,var(--surface) 92%,black),color-mix(in oklab,var(--surface) 82%,var(--secondary)));
  border-bottom:1px solid var(--line);
  font-size:var(--fs-xs);letter-spacing:.05em;color:var(--text);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-notice .dot{
  width:7px;height:7px;border-radius:50%;flex:0 0 auto;background:var(--accent);
  box-shadow:0 0 0 3px color-mix(in oklab,var(--accent) 26%,transparent);
  animation:ac-pulse 2.4s var(--ease) infinite;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-notice b{color:var(--accent-2);font-weight:600;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-notice em{font-style:normal;color:var(--muted);margin-left:auto;white-space:nowrap;}

/* ---------- 导航（顶栏 + 侧向锚点带） ---------- */
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-nav{
  position:relative;z-index:6;border-bottom:1px solid var(--line);
  background:color-mix(in oklab,var(--bg) 82%,transparent);
-webkit-backdrop-filter:blur(14px);
backdrop-filter:blur(14px);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-nav-in{
  display:flex;align-items:center;gap:var(--sp-5);padding-block:var(--sp-3);flex-wrap:wrap;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-brand{
  display:flex;align-items:center;gap:var(--sp-3);min-width:0;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-mark{
  width:30px;height:30px;flex:0 0 auto;border-radius:var(--r-sm);
  background:conic-gradient(from 200deg,var(--primary),var(--secondary),var(--accent),var(--primary));
  box-shadow:var(--sh-1);position:relative;overflow:hidden;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-mark::after{
  content:"";position:absolute;inset:5px;border-radius:var(--r-sm);background:var(--bg);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-brand strong{
  font-size:var(--fs-md);font-weight:800;letter-spacing:.01em;white-space:nowrap;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-brand span{
  display:block;font-size:var(--fs-xs);color:var(--muted);letter-spacing:.14em;text-transform:uppercase;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-links{
  display:flex;gap:var(--sp-2);margin-left:auto;flex-wrap:wrap;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-links a{
  display:inline-flex;align-items:center;min-height:34px;padding:0 var(--sp-3);
  font-size:var(--fs-sm);color:var(--muted);border-radius:var(--r-sm);
  border:1px solid transparent;transition:color var(--t-fast) var(--ease),border-color var(--t-fast) var(--ease),background var(--t-fast) var(--ease);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-links a:hover,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-links a:focus-visible{
  color:var(--text);border-color:var(--line);background:color-mix(in oklab,var(--surface) 70%,transparent);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-cta-mini{
  display:inline-flex;align-items:center;min-height:34px;padding:0 var(--sp-4);
  border-radius:var(--r-sm);font-size:var(--fs-sm);font-weight:600;
  color:var(--bg);background:var(--accent);box-shadow:var(--sh-1);
  transition:transform var(--t-fast) var(--ease),box-shadow var(--t-base) var(--ease),filter var(--t-fast) var(--ease);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-cta-mini:hover{transform:translateY(-1px);box-shadow:var(--sh-2);filter:saturate(1.06);}

/* ---------- Hero：网格拼图全景 ---------- */
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-hero{
  position:relative;padding-block:var(--sp-6) var(--sp-7);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-mosaic{
  display:grid;gap:var(--sp-4);
  grid-template-columns:repeat(12,minmax(0,1fr));
  align-items:stretch;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile{
  position:relative;border-radius:var(--r-md);overflow:hidden;
  background:var(--surface);border:1px solid var(--line);box-shadow:var(--sh-2);
  min-width:0;
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-slow) var(--ease-out),border-color var(--t-fast) var(--ease);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile:hover{transform:translateY(-3px);box-shadow:var(--sh-3);border-color:color-mix(in oklab,var(--primary) 34%,transparent);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile img{width:100%;height:100%;object-fit:cover;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:var(--sp-3) var(--sp-4);
  font-size:var(--fs-xs);color:var(--text);letter-spacing:.04em;line-height:var(--lh-snug);
  background:linear-gradient(to top,rgba(8,16,22,.86),transparent);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-copy{
  grid-column:span 7;padding:var(--sp-5);display:flex;flex-direction:column;gap:var(--sp-4);
  background:linear-gradient(150deg,color-mix(in oklab,var(--surface) 96%,white),var(--bg));
  box-shadow:var(--sh-3);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-eyebrow{
  display:inline-flex;align-items:center;gap:var(--sp-2);align-self:flex-start;
  padding:var(--sp-1) var(--sp-3);border-radius:var(--r-pill);
  border:1px solid var(--line);background:color-mix(in oklab,var(--bg) 60%,transparent);
  font-size:var(--fs-xs);letter-spacing:var(--ls-wide);text-transform:uppercase;color:var(--accent-2);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-hero h1{
  font-size:var(--fs-3xl);line-height:var(--lh-tight);font-weight:800;letter-spacing:var(--ls-tight);
  background:linear-gradient(96deg,var(--text) 12%,var(--primary) 46%,var(--secondary) 74%,var(--accent) 100%);
-webkit-background-clip:text;
background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
  text-wrap:balance;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-hero .lede{
  font-size:var(--fs-md);color:var(--muted);max-width:58ch;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-hero-actions{display:flex;gap:var(--sp-3);flex-wrap:wrap;align-items:center;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-btn{
  display:inline-flex;align-items:center;gap:var(--sp-2);min-height:44px;padding:0 var(--sp-5);
  border-radius:var(--r-sm);font-size:var(--fs-sm);font-weight:600;
  transition:transform var(--t-fast) var(--ease),box-shadow var(--t-base) var(--ease),border-color var(--t-fast) var(--ease),filter var(--t-fast) var(--ease);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-btn-solid{background:var(--accent);color:var(--bg);box-shadow:var(--sh-1);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-btn-solid:hover{transform:translateY(-2px);box-shadow:var(--sh-2);filter:saturate(1.06);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-btn-ghost{border:1px solid var(--line);color:var(--text);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-btn-ghost:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--sh-1);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-hero-tags{display:flex;flex-wrap:wrap;gap:var(--sp-2);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-hero-tags li{
  font-size:var(--fs-xs);color:var(--muted);border:1px dashed var(--line);
  padding:var(--sp-1) var(--sp-3);border-radius:var(--r-pill);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-a{grid-column:span 5;min-height:200px;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-b{grid-column:span 4;min-height:164px;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-c{grid-column:span 5;min-height:164px;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-d{grid-column:span 3;min-height:164px;display:flex;flex-direction:column;justify-content:space-between;padding:var(--sp-4);gap:var(--sp-3);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-d .k{font-size:var(--fs-2xl);font-weight:800;color:var(--accent-2);line-height:1;letter-spacing:var(--ls-tight);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-d .l{font-size:var(--fs-xs);color:var(--muted);letter-spacing:.06em;line-height:var(--lh-snug);}

/* ---------- 通用区块 ---------- */
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-sec{
  position:relative;padding-block:var(--sp-7);
  border-top:1px solid var(--line-soft);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-head{
  display:flex;flex-wrap:wrap;gap:var(--sp-4);align-items:flex-end;justify-content:space-between;
  margin-bottom:var(--sp-5);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-head h2{
  font-size:var(--fs-xl);font-weight:800;line-height:var(--lh-snug);letter-spacing:-.01em;max-width:34ch;text-wrap:balance;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-head p{
  font-size:var(--fs-sm);color:var(--muted);max-width:52ch;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-kicker{
  display:block;font-size:var(--fs-xs);letter-spacing:.2em;text-transform:uppercase;color:var(--primary);margin-bottom:var(--sp-2);
}

/* ---------- 图文混排特写 ---------- */
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-feature{
  display:grid;gap:var(--sp-5);grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);align-items:start;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-fig{
  position:relative;border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-3);aspect-ratio:16/10;background:var(--surface);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-fig img{width:100%;height:100%;object-fit:cover;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-fig figcaption{
  position:absolute;inset:auto 0 0 0;padding:var(--sp-3) var(--sp-4);font-size:var(--fs-xs);color:var(--text);line-height:var(--lh-snug);
  background:linear-gradient(to top,rgba(8,16,22,.9),transparent);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-steps{display:flex;flex-direction:column;gap:var(--sp-3);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-step{
  display:grid;grid-template-columns:auto minmax(0,1fr);gap:var(--sp-3);
  padding:var(--sp-4);border-radius:var(--r-md);background:var(--surface);
  border:1px solid var(--line);box-shadow:var(--sh-1);
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease),border-color var(--t-fast) var(--ease);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-step:hover{transform:translateX(3px);box-shadow:var(--sh-2);border-color:color-mix(in oklab,var(--primary) 34%,transparent);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-step .n{
  width:26px;height:26px;border-radius:var(--r-sm);display:grid;place-items:center;
  font-size:var(--fs-xs);font-weight:800;color:var(--bg);background:var(--primary);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-step h3{font-size:var(--fs-md);font-weight:700;margin-bottom:var(--sp-1);line-height:var(--lh-snug);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-step p{font-size:var(--fs-sm);color:var(--muted);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-step code{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.92em;
  color:var(--accent-2);background:color-mix(in oklab,var(--bg) 70%,transparent);
  padding:1px 5px;border-radius:var(--r-sm);border:1px solid var(--line);
}

/* ---------- 关键数据条（数字滚动计数仪表） ---------- */
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-metrics{
  display:grid;gap:var(--sp-3);grid-template-columns:repeat(4,minmax(0,1fr));
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-metric{
  position:relative;padding:var(--sp-4);border-radius:var(--r-md);
  background:linear-gradient(165deg,color-mix(in oklab,var(--surface) 96%,white),var(--bg));
  border:1px solid var(--line);box-shadow:var(--sh-1);min-width:0;overflow:hidden;
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-metric:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-metric::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.36;
  background-image:radial-gradient(var(--primary) 1px,transparent 1.1px);background-size:6px 6px;
  -webkit-mask-image:linear-gradient(200deg,rgba(0,0,0,.7),transparent 60%);
  mask-image:linear-gradient(200deg,rgba(0,0,0,.7),transparent 60%);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-metric .val{
  position:relative;z-index:1;font-size:var(--fs-xl);font-weight:800;line-height:1.05;
  color:var(--accent-2);font-variant-numeric:tabular-nums;letter-spacing:var(--ls-tight);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-metric .val small{font-size:.5em;font-weight:600;color:var(--muted);margin-left:2px;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-metric .lab{position:relative;z-index:1;font-size:var(--fs-xs);color:var(--muted);margin-top:var(--sp-2);line-height:1.5;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-bar{
  position:relative;z-index:1;margin-top:var(--sp-3);height:4px;border-radius:var(--r-pill);background:color-mix(in oklab,var(--bg) 70%,transparent);overflow:hidden;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-bar i{
  display:block;height:100%;border-radius:var(--r-pill);
  background:linear-gradient(90deg,var(--primary),var(--accent));
  transform-origin:left center;animation:ac-grow 1.5s var(--ease-out) both;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-bar i.b1{width:92%;animation-delay:.1s;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-bar i.b2{width:78%;animation-delay:.2s;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-bar i.b3{width:64%;animation-delay:.3s;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-bar i.b4{width:85%;animation-delay:.4s;}

/* ---------- 数据可视化面板 ---------- */
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-viz{
  display:grid;gap:var(--sp-5);grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-items:start;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-panel{
  padding:var(--sp-5);border-radius:var(--r-md);background:var(--surface);
  border:1px solid var(--line);box-shadow:var(--sh-2);min-width:0;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-panel h3{font-size:var(--fs-lg);font-weight:800;margin-bottom:var(--sp-2);line-height:var(--lh-snug);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-panel .hint{font-size:var(--fs-xs);color:var(--muted);margin-bottom:var(--sp-4);line-height:1.5;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-legend{display:flex;flex-direction:column;gap:var(--sp-3);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-legend li{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:var(--sp-3);align-items:center;font-size:var(--fs-sm);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-swatch{width:10px;height:10px;border-radius:var(--r-sm);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-swatch.s1{background:var(--primary);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-swatch.s2{background:var(--secondary);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-swatch.s3{background:var(--accent);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-legend b{font-variant-numeric:tabular-nums;color:var(--accent-2);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-cols{
  display:flex;align-items:flex-end;gap:var(--sp-3);height:164px;padding-top:var(--sp-3);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-col{
  flex:1 1 0;min-width:0;display:flex;flex-direction:column;justify-content:flex-end;gap:var(--sp-2);text-align:center;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-col .stack{
  display:flex;flex-direction:column;justify-content:flex-end;height:128px;gap:2px;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-col .stack i{
  display:block;border-radius:var(--r-sm);transform-origin:bottom center;
  animation:ac-rise .9s var(--ease-out) both;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-col:nth-child(1) .stack i{animation-delay:.05s;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-col:nth-child(2) .stack i{animation-delay:.12s;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-col:nth-child(3) .stack i{animation-delay:.19s;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-col:nth-child(4) .stack i{animation-delay:.26s;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-col:nth-child(5) .stack i{animation-delay:.33s;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-col .stack i.l1{background:var(--primary);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-col .stack i.l2{background:color-mix(in oklab,var(--secondary) 82%,var(--bg));}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-col .stack i.l3{background:var(--accent);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-col .cap{font-size:var(--fs-xs);color:var(--muted);}

/* ---------- 横向滚动卡片带（4 张特性卡） ---------- */
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-rail{
  display:grid;grid-auto-flow:column;grid-auto-columns:minmax(238px,1fr);gap:var(--sp-4);
  overflow-x:auto;padding-bottom:var(--sp-3);scroll-snap-type:x mandatory;
  scrollbar-width:thin;scrollbar-color:var(--primary) transparent;
  overscroll-behavior-x:contain;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-rail:focus-visible{outline:2px solid var(--accent-2);outline-offset:4px;border-radius:var(--r-sm);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-rail::-webkit-scrollbar{height:6px;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-rail::-webkit-scrollbar-thumb{background:color-mix(in oklab,var(--primary) 55%,transparent);border-radius:var(--r-pill);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-card{
  scroll-snap-align:start;min-width:0;display:flex;flex-direction:column;
  border-radius:var(--r-md);background:var(--surface);border:1px solid var(--line);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease),border-color var(--t-fast) var(--ease);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-card:hover{
  transform:translateY(-4px);box-shadow:var(--sh-3);border-color:color-mix(in oklab,var(--primary) 45%,transparent);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-card .thumb{aspect-ratio:16/9;background:var(--bg);overflow:hidden;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--t-slow) var(--ease-out);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-card:hover .thumb img{transform:scale(1.04);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-card .body{padding:var(--sp-4);display:flex;flex-direction:column;gap:var(--sp-2);flex:1 1 auto;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-card .tag{
  align-self:flex-start;font-size:var(--fs-xs);letter-spacing:.1em;color:var(--accent-2);
  border:1px solid color-mix(in oklab,var(--accent) 40%,transparent);
  padding:1px var(--sp-2);border-radius:var(--r-sm);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-card h3{font-size:var(--fs-md);font-weight:800;line-height:var(--lh-snug);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-card p{font-size:var(--fs-sm);color:var(--muted);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-card .spec{
  margin-top:auto;padding-top:var(--sp-3);border-top:1px solid var(--line-soft);
  font-size:var(--fs-xs);color:var(--primary);font-variant-numeric:tabular-nums;line-height:1.5;
}

/* ---------- 实用指导清单 ---------- */
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-guide{
  display:grid;gap:var(--sp-4);grid-template-columns:repeat(2,minmax(0,1fr));
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tip{
  display:grid;grid-template-columns:auto minmax(0,1fr);gap:var(--sp-3);
  padding:var(--sp-4);border-radius:var(--r-md);
  background:linear-gradient(170deg,color-mix(in oklab,var(--surface) 94%,white),var(--bg));
  border:1px solid var(--line);box-shadow:var(--sh-1);min-width:0;
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tip:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tip .idx{
  font-size:var(--fs-sm);font-weight:800;color:var(--accent-2);font-variant-numeric:tabular-nums;
  border-right:1px solid var(--line);padding-right:var(--sp-3);
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tip h3{font-size:var(--fs-md);font-weight:700;margin-bottom:var(--sp-1);line-height:var(--lh-snug);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tip p{font-size:var(--fs-sm);color:var(--muted);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tip strong{color:var(--text);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tip .thr{color:var(--accent-2);font-variant-numeric:tabular-nums;}

/* ---------- CTA 色带 ---------- */
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-ctaband{
  position:relative;padding-block:var(--sp-6);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:linear-gradient(100deg,color-mix(in oklab,var(--surface) 94%,var(--primary)),color-mix(in oklab,var(--bg) 88%,var(--secondary)));
  overflow:hidden;
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-ctaband .ac-wrap{display:flex;flex-wrap:wrap;gap:var(--sp-5);align-items:center;justify-content:space-between;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-ctaband h2{font-size:var(--fs-xl);font-weight:800;line-height:var(--lh-snug);max-width:30ch;letter-spacing:-.01em;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-ctaband p{font-size:var(--fs-sm);color:var(--muted);margin-top:var(--sp-2);max-width:46ch;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-ctaband .act{display:flex;gap:var(--sp-3);flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-foot{padding-block:var(--sp-6);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-foot-grid{
  display:grid;gap:var(--sp-5);grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,.8fr));
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-foot h3{font-size:var(--fs-sm);letter-spacing:.1em;text-transform:uppercase;color:var(--primary);margin-bottom:var(--sp-3);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-foot p,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-foot li{font-size:var(--fs-sm);color:var(--muted);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-foot li{margin-bottom:var(--sp-2);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-foot a:hover,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-foot a:focus-visible{color:var(--text);}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-legal{
  margin-top:var(--sp-5);padding-top:var(--sp-4);border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;gap:var(--sp-3);justify-content:space-between;
  font-size:var(--fs-xs);color:var(--muted);
}

/* ---------- 焦点可见 ---------- */
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 a:focus-visible,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-btn:focus-visible,
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-cta-mini:focus-visible{
  outline:2px solid var(--accent-2);outline-offset:2px;border-radius:var(--r-sm);
}

/* ---------- 动效（加载即自动播放，元素默认终态可见） ---------- */
@keyframes ac-pulse{
  0%,100%{box-shadow:0 0 0 3px color-mix(in oklab,var(--accent) 26%,transparent);}
  50%{box-shadow:0 0 0 7px color-mix(in oklab,var(--accent) 6%,transparent);}
}
@keyframes ac-grow{from{transform:scaleX(.12);}to{transform:scaleX(1);}}
@keyframes ac-rise{from{transform:scaleY(.16);}to{transform:scaleY(1);}}
@keyframes ac-drift{
  0%{transform:translate3d(0,0,0) scale(1);}
  50%{transform:translate3d(2.2%,-2.6%,0) scale(1.06);}
  100%{transform:translate3d(0,0,0) scale(1);}
}
@keyframes ac-float{
  0%{transform:translateY(0);}
  50%{transform:translateY(-6px);}
  100%{transform:translateY(0);}
}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-aurora i:nth-child(1){animation:ac-drift 22s var(--ease) infinite;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-aurora i:nth-child(2){animation:ac-drift 28s var(--ease) infinite reverse;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-aurora i:nth-child(3){animation:ac-drift 34s var(--ease) infinite;}
.design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-d .k{animation:ac-float 5.5s var(--ease) infinite;}

/* ---------- 响应式：超大屏 ---------- */
@media (min-width:1600px){
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-shell{max-width:var(--container-lg);}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6{font-size:clamp(1.02rem,1rem + .2vw,1.14rem);}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-mosaic{gap:var(--sp-5);}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-copy{grid-column:span 8;padding:var(--sp-6);}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-a{grid-column:span 4;min-height:220px;}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-b{grid-column:span 4;min-height:180px;}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-c{grid-column:span 6;min-height:180px;}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-d{grid-column:span 2;min-height:180px;}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-rail{grid-auto-columns:minmax(280px,1fr);}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-metrics{grid-template-columns:repeat(4,minmax(0,1fr));}
}
@media (min-width:2200px){
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-shell{max-width:var(--container-xl);}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-guide{grid-template-columns:repeat(3,minmax(0,1fr));}
}

/* ---------- 响应式：常规 ---------- */
@media (max-width:1024px){
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-copy{grid-column:span 12;}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-a,
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-b{grid-column:span 6;}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-c{grid-column:span 12;}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-d{grid-column:span 12;}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-feature,
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-viz{grid-template-columns:minmax(0,1fr);}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-metrics{grid-template-columns:repeat(2,minmax(0,1fr));}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-foot-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-notice em{display:none;}
}
@media (max-width:640px){
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-nav-in{gap:var(--sp-3);}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-links{width:100%;margin-left:0;}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-links a{padding:0 var(--sp-2);}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-a,
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-b{grid-column:span 12;}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-guide{grid-template-columns:minmax(0,1fr);}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-foot-grid{grid-template-columns:minmax(0,1fr);}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-sec{padding-block:var(--sp-6);}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-hero{padding-block:var(--sp-5) var(--sp-6);}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-cols{height:144px;}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-notice{flex-wrap:wrap;gap:var(--sp-2);}
}
@media (max-width:380px){
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-shell{padding-inline:var(--sp-3);}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-metrics{grid-template-columns:minmax(0,1fr);}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tile-copy,
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-panel,
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-tip{padding:var(--sp-3);}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-rail{grid-auto-columns:minmax(84%,1fr);}
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 .ac-hero h1{letter-spacing:-.01em;}
}

/* ---------- 降级 ---------- */
@media (prefers-reduced-motion:reduce){
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 *,
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 *::before,
  .design-style-smart_aurora_chain_innovative_blockchain_application_development_4y6 *::after{
    animation-duration:.001ms !important;animation-iteration-count:1 !important;
    transition-duration:.001ms !important;scroll-behavior:auto !important;
  }
}