.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d{
  --bg:oklch(0.15 0.03 348);
  --surface:oklch(0.21 0.045 348);
  --surface-2:oklch(0.185 0.038 348);
  --primary:oklch(0.72 0.14 348);
  --secondary:oklch(0.62 0.14 20);
  --accent:oklch(0.78 0.16 195);
  --accent-2:oklch(0.90 0.12 195);
  --text:oklch(0.94 0.02 348);
  --text-2:color-mix(in oklab,var(--text) 82%,var(--muted));
  --muted:oklch(0.62 0.03 348);
  --line:color-mix(in oklab,var(--muted) 32%,transparent);
  --line-soft:color-mix(in oklab,var(--muted) 18%,transparent);
  --line-strong:color-mix(in oklab,var(--primary) 38%,transparent);
  --tint:color-mix(in oklab,var(--primary) 12%,transparent);
  --glow:color-mix(in oklab,var(--primary) 26%,transparent);
  --ink:oklch(0.16 0.03 348);
  --container:1140px;--container-lg:1400px;--container-xl:1680px;
  --gutter:clamp(14px,2.2vw,30px);
  --sp-0:2px;
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:24px;--sp-6:32px;--sp-7:48px;--sp-8:64px;
  --pad-sec:clamp(26px,3.4vw,48px);
  --pad-card:clamp(16px,1.6vw,24px);
  --r-sm:10px;--r-md:16px;--r-lg:22px;--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 10px 26px rgba(0,0,0,.42);
  --sh-3:0 1px 0 rgba(255,255,255,.08) inset,0 22px 54px rgba(0,0,0,.52);
  --fs-xs:clamp(.71rem,.69rem + .1vw,.77rem);
  --fs-sm:clamp(.8rem,.78rem + .15vw,.88rem);
  --fs-md:clamp(.92rem,.88rem + .22vw,1.02rem);
  --fs-lg:clamp(1.1rem,1.02rem + .45vw,1.34rem);
  --fs-xl:clamp(1.42rem,1.24rem + .95vw,1.9rem);
  --fs-2xl:clamp(1.8rem,1.44rem + 1.9vw,2.7rem);
  --fs-3xl:clamp(2.3rem,1.72rem + 2.9vw,3.5rem);
  --lh-tight:1.1;--lh-snug:1.3;--lh-body:1.6;
  --ease:cubic-bezier(.4,0,.2,1);--ease-out:cubic-bezier(.16,1,.3,1);
  --t-fast:.15s;--t-base:.25s;--t-slow:.45s;
  --font-serif:"Songti SC","Noto Serif SC","Source Han Serif SC","Georgia","Times New Roman",serif;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  position:relative;
  display:block;
  width:100%;
  max-width:100%;
  overflow-x:clip;
  overflow-wrap:break-word;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:var(--fs-md);
  line-height:var(--lh-body);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  background-image:
    radial-gradient(680px 400px at 88% -6%,color-mix(in oklab,var(--secondary) 15%,transparent),transparent 68%),
    radial-gradient(520px 360px at 4% 12%,color-mix(in oklab,var(--primary) 12%,transparent),transparent 70%),
    radial-gradient(860px 500px at 50% 108%,color-mix(in oklab,var(--accent) 8%,transparent),transparent 72%);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d *,
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d *::before,
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d *::after{box-sizing:border-box;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d img,
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d svg{max-width:100%;height:auto;display:block;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d :focus-visible{outline:2px solid var(--accent-2);outline-offset:3px;border-radius:var(--r-sm);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d a{color:inherit;}

/* 容器 */
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-wrap{
  width:100%;max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter);min-width:0;
}

/* 顶部提示条 */
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-notice{
  position:relative;z-index:20;display:flex;align-items:center;gap:var(--sp-3);flex-wrap:wrap;
  padding:calc(var(--sp-2) + 1px) var(--gutter);
  background:linear-gradient(90deg,color-mix(in oklab,var(--surface) 94%,black),color-mix(in oklab,var(--primary) 16%,var(--surface)));
  border-bottom:1px solid var(--line);
  font-size:var(--fs-sm);color:var(--text);letter-spacing:.015em;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-notice b{
  display:inline-flex;align-items:center;gap:var(--sp-2);
  color:var(--accent-2);font-weight:600;letter-spacing:.02em;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-notice .dot{
  width:7px;height:7px;border-radius:var(--r-pill);background:var(--accent);
  box-shadow:0 0 0 3px color-mix(in oklab,var(--accent) 22%,transparent);flex:none;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-notice span.txt{color:var(--muted);}

/* 滚动进度条 */
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-progress{
  position:relative;height:2px;width:100%;background:var(--line-soft);overflow:hidden;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-progress i{
  display:block;height:100%;width:100%;transform-origin:0 50%;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  animation:dcv-progress-grow 1.1s var(--ease-out) both;
}
@keyframes dcv-progress-grow{from{transform:scaleX(.06);}to{transform:scaleX(1);}}

/* 导航 */
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-nav{
  position:sticky;top:0;z-index:15;
  background:color-mix(in oklab,var(--bg) 84%,transparent);
  -webkit-backdrop-filter:blur(12px) saturate(120%);
  backdrop-filter:blur(12px) saturate(120%);
  border-bottom:1px solid var(--line);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-nav-in{
  display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);
  padding-block:var(--sp-2);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-brand{display:flex;align-items:center;gap:var(--sp-3);min-width:0;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-brand>span:last-child{min-width:0;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-brand .mk{
  width:36px;height:36px;flex:none;border-radius:var(--r-pill);
  display:grid;place-items:center;
  background:radial-gradient(circle at 30% 25%,color-mix(in oklab,var(--primary) 52%,transparent),transparent 70%),var(--surface);
  border:1px solid var(--line);box-shadow:var(--sh-1);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-brand .mk svg{width:19px;height:19px;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-brand strong{
  display:block;font-family:var(--font-serif);font-size:var(--fs-lg);font-weight:600;letter-spacing:.02em;line-height:var(--lh-snug);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-brand em{
  font-style:normal;display:block;font-size:var(--fs-xs);color:var(--muted);letter-spacing:.13em;text-transform:uppercase;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-nav ul{
  display:flex;align-items:center;gap:var(--sp-1);list-style:none;margin:0;padding:0;min-width:0;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-nav a.nv{
  display:inline-block;padding:8px var(--sp-4);border-radius:var(--r-pill);
  color:var(--muted);text-decoration:none;font-size:var(--fs-sm);white-space:nowrap;
  transition:color var(--t-base) var(--ease),background var(--t-base) var(--ease),transform var(--t-base) var(--ease-out);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-nav a.nv:hover{color:var(--text);background:color-mix(in oklab,var(--primary) 15%,transparent);transform:translateY(-1px);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-nav a.nv:active{transform:translateY(0);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-cta-mini{
  display:inline-flex;align-items:center;gap:var(--sp-2);
  padding:9px var(--sp-5);border-radius:var(--r-pill);
  background:var(--primary);color:var(--ink);font-weight:600;font-size:var(--fs-sm);
  text-decoration:none;white-space:nowrap;
  border:1px solid color-mix(in oklab,var(--accent-2) 24%,transparent);
  box-shadow:var(--sh-1);
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease-out),background var(--t-base) var(--ease);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-cta-mini:hover{transform:translateY(-2px);box-shadow:var(--sh-2);background:color-mix(in oklab,var(--primary) 88%,var(--accent-2));}

/* 分屏 Hero */
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hero{
  position:relative;
  display:grid;grid-template-columns:minmax(0,1.18fr) minmax(0,.82fr);
  align-items:stretch;gap:0;
  border-bottom:1px solid var(--line);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hero-a{
  position:relative;min-width:0;
  padding:clamp(22px,3vw,46px) var(--gutter) clamp(22px,2.8vw,42px) max(var(--gutter),calc((100% - var(--container))/2 + var(--gutter)));
  border-right:1px solid var(--line);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hero-b{
  position:relative;min-width:0;
  padding:clamp(18px,2.4vw,36px) max(var(--gutter),calc((100% - var(--container))/2 + var(--gutter))) clamp(18px,2.4vw,36px) var(--gutter);
  background:linear-gradient(180deg,color-mix(in oklab,var(--surface) 68%,transparent),transparent 62%);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-kicker{
  display:inline-flex;align-items:center;gap:var(--sp-2);
  font-size:var(--fs-xs);letter-spacing:.2em;text-transform:uppercase;color:var(--accent-2);
  border:1px solid var(--line);border-radius:var(--r-pill);padding:4px var(--sp-3);
  background:color-mix(in oklab,var(--accent) 9%,transparent);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hero h1{
  font-family:var(--font-serif);font-weight:600;letter-spacing:-.015em;
  font-size:var(--fs-3xl);line-height:var(--lh-tight);
  margin:var(--sp-4) 0 var(--sp-4);
  overflow-wrap:break-word;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hero h1 .ln2{
  display:block;color:var(--primary);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hero h1 .thin{
  display:block;font-size:.5em;color:var(--muted);letter-spacing:.03em;margin-top:var(--sp-2);font-weight:400;line-height:var(--lh-snug);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-lead{
  max-width:56ch;color:var(--text-2);font-size:var(--fs-md);margin:0;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hero-acts{display:flex;flex-wrap:wrap;gap:var(--sp-3);margin-top:var(--sp-5);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .btn{
  display:inline-flex;align-items:center;gap:var(--sp-2);justify-content:center;
  min-height:42px;padding:10px var(--sp-5);border-radius:var(--r-pill);
  font-size:var(--fs-sm);font-weight:600;text-decoration:none;
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease-out),background var(--t-base) var(--ease),color var(--t-base) var(--ease),border-color var(--t-base) var(--ease);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .btn:active{transform:translateY(0);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .btn-solid{
  background:var(--primary);color:var(--ink);box-shadow:var(--sh-1);
  border:1px solid color-mix(in oklab,var(--accent-2) 22%,transparent);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .btn-solid:hover{transform:translateY(-2px);box-shadow:var(--sh-2);background:color-mix(in oklab,var(--primary) 86%,var(--accent-2));}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .btn-ghost{
  background:transparent;color:var(--text);border:1px solid var(--line);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .btn-ghost:hover{transform:translateY(-2px);background:color-mix(in oklab,var(--primary) 13%,transparent);border-color:var(--line-strong);box-shadow:var(--sh-1);}

/* 环形放射签名 */
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-radial{
  position:relative;width:min(100%,300px);aspect-ratio:1/1;margin-inline:auto;
  display:grid;place-items:center;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-radial .ring{
  position:absolute;inset:0;border-radius:50%;
  border:1px solid var(--line);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-radial .ring:nth-child(1){inset:0;border-color:color-mix(in oklab,var(--primary) 32%,transparent);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-radial .ring:nth-child(2){inset:12%;border-color:var(--line);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-radial .ring:nth-child(3){inset:24%;border-color:color-mix(in oklab,var(--accent) 28%,transparent);border-style:dashed;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-radial .ring:nth-child(4){inset:38%;border-color:var(--line-soft);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-radial .ticks{
  position:absolute;inset:-5%;border-radius:50%;
  background:repeating-conic-gradient(from 0deg,color-mix(in oklab,var(--primary) 38%,transparent) 0deg .6deg,transparent .6deg 9deg);
  -webkit-mask:radial-gradient(circle,transparent 62%,#000 63%,#000 68%,transparent 69%);
  mask:radial-gradient(circle,transparent 62%,#000 63%,#000 68%,transparent 69%);
  opacity:.62;animation:dcv-spin-slow 52s linear infinite;
}
@keyframes dcv-spin-slow{to{transform:rotate(360deg);}}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-core{
  position:relative;z-index:2;width:56%;aspect-ratio:1/1;border-radius:50%;
  display:grid;place-content:center;text-align:center;gap:var(--sp-1);
  background:radial-gradient(circle at 34% 26%,color-mix(in oklab,var(--primary) 40%,transparent),transparent 66%),var(--surface);
  border:1px solid var(--line);box-shadow:var(--sh-3);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-core b{font-family:var(--font-serif);font-size:var(--fs-xl);color:var(--accent-2);line-height:1;letter-spacing:-.01em;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-core small{font-size:var(--fs-xs);color:var(--muted);letter-spacing:.12em;}

/* Hero 侧列图文 */
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hero-b h2{
  font-family:var(--font-serif);font-size:var(--fs-lg);margin:0 0 var(--sp-2);font-weight:600;line-height:var(--lh-snug);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hero-b p{color:var(--muted);font-size:var(--fs-sm);margin:0 0 var(--sp-4);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-iso{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));gap:var(--sp-3);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-iso figure{
  position:relative;margin:0;border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);
  background:var(--surface);box-shadow:var(--sh-1);min-width:0;
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease-out),border-color var(--t-base) var(--ease);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-iso figure:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--line-strong);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-iso .ph{aspect-ratio:16/11;overflow:hidden;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-iso img{
  width:100%;height:100%;object-fit:cover;
  filter:saturate(.94) contrast(1.02);
  transition:transform var(--t-slow) var(--ease-out),filter var(--t-slow) var(--ease);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-iso figure:hover img{transform:scale(1.04);filter:saturate(1) contrast(1.04);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-iso figure::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,transparent 44%,color-mix(in oklab,var(--bg) 76%,transparent));
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-iso figcaption{
  position:absolute;left:var(--sp-3);right:var(--sp-3);bottom:var(--sp-2);z-index:2;
  font-size:var(--fs-xs);color:var(--text);letter-spacing:.03em;line-height:var(--lh-snug);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* 通用区块节奏 */
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-sec{padding-block:var(--pad-sec);border-bottom:1px solid var(--line-soft);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-head{display:flex;align-items:flex-end;justify-content:space-between;gap:var(--sp-5);flex-wrap:wrap;margin-bottom:var(--sp-5);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-head>div:first-child{min-width:min(100%,320px);flex:1 1 320px;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-head h2{
  font-family:var(--font-serif);font-size:var(--fs-xl);font-weight:600;margin:0;line-height:var(--lh-snug);letter-spacing:-.01em;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-head p{margin:var(--sp-2) 0 0;color:var(--muted);font-size:var(--fs-sm);max-width:62ch;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-tagline{
  display:inline-block;font-size:var(--fs-xs);letter-spacing:.16em;text-transform:uppercase;color:var(--accent-2);
  border-left:2px solid var(--primary);padding-left:var(--sp-3);margin:0 0 var(--sp-2);
}

/* 关键数据条 */
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-stats{
  display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:var(--sp-3);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-stat{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:var(--pad-card);box-shadow:var(--sh-1);min-width:0;
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease-out),border-color var(--t-base) var(--ease);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-stat:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--line-strong);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-stat b{
  display:block;font-family:var(--font-serif);font-size:var(--fs-2xl);line-height:1;color:var(--accent-2);letter-spacing:-.02em;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-stat span{display:block;margin-top:var(--sp-2);font-size:var(--fs-sm);color:var(--text);line-height:var(--lh-snug);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-stat em{display:block;font-style:normal;margin-top:var(--sp-1);font-size:var(--fs-xs);color:var(--muted);line-height:var(--lh-snug);}

/* 工作流程 */
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-flow{
  display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:var(--sp-3);counter-reset:step;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-step{
  position:relative;min-width:0;padding:var(--pad-card);
  background:linear-gradient(180deg,color-mix(in oklab,var(--surface) 96%,transparent),color-mix(in oklab,var(--bg) 58%,var(--surface)));
  border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-1);
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease-out),border-color var(--t-base) var(--ease);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-step:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--line-strong);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  display:inline-grid;place-items:center;width:28px;height:28px;border-radius:var(--r-pill);
  font-size:var(--fs-xs);font-weight:700;letter-spacing:.02em;
  background:color-mix(in oklab,var(--primary) 20%,transparent);color:var(--accent-2);
  border:1px solid color-mix(in oklab,var(--primary) 36%,transparent);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-step h3{font-size:var(--fs-md);margin:var(--sp-3) 0 var(--sp-2);font-family:var(--font-serif);font-weight:600;line-height:var(--lh-snug);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-step p{margin:0;font-size:var(--fs-sm);color:var(--muted);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-step .kv{
  margin-top:var(--sp-3);padding-top:var(--sp-2);border-top:1px dashed var(--line);
  font-size:var(--fs-xs);color:var(--accent-2);letter-spacing:.02em;line-height:var(--lh-snug);
}

/* 数据可视化面板 */
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-viz{
  display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:var(--sp-4);align-items:start;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:var(--pad-card);box-shadow:var(--sh-2);min-width:0;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .panel h3{font-family:var(--font-serif);font-size:var(--fs-lg);margin:0 0 var(--sp-2);font-weight:600;line-height:var(--lh-snug);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .panel .sub{color:var(--muted);font-size:var(--fs-sm);margin:0 0 var(--sp-4);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .bars{display:grid;gap:var(--sp-3);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .bar-row{display:grid;grid-template-columns:minmax(0,128px) minmax(0,1fr) auto;gap:var(--sp-3);align-items:center;min-width:0;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .bar-row .nm{font-size:var(--fs-sm);color:var(--text);overflow-wrap:anywhere;min-width:0;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .bar-track{height:8px;border-radius:var(--r-pill);background:color-mix(in oklab,var(--muted) 20%,transparent);overflow:hidden;min-width:0;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .bar-fill{
  display:block;height:100%;border-radius:var(--r-pill);
  background:linear-gradient(90deg,var(--primary),var(--accent));
  animation:dcv-bar 1s var(--ease-out) both;
}
@keyframes dcv-bar{from{transform:scaleX(.12);transform-origin:0 50%;}to{transform:scaleX(1);transform-origin:0 50%;}}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .bar-row .vl{font-size:var(--fs-sm);color:var(--accent-2);font-variant-numeric:tabular-nums;min-width:44px;text-align:right;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .donut{
  display:grid;place-items:center;gap:var(--sp-3);text-align:center;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .donut .ringwrap{
  width:min(180px,66%);aspect-ratio:1/1;border-radius:50%;position:relative;
  background:conic-gradient(var(--primary) 0 58%,var(--accent) 58% 82%,color-mix(in oklab,var(--muted) 26%,transparent) 82% 100%);
  -webkit-mask:radial-gradient(circle,transparent 56%,#000 57%);
  mask:radial-gradient(circle,transparent 56%,#000 57%);
  box-shadow:0 0 0 1px var(--line-soft) inset;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .legend{display:grid;gap:var(--sp-2);font-size:var(--fs-sm);color:var(--muted);text-align:left;width:100%;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .legend span{display:flex;align-items:center;gap:var(--sp-2);min-width:0;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .legend i{width:10px;height:10px;border-radius:3px;flex:none;}

/* 核心能力卡片 */
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hub{
  position:relative;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--sp-4);align-items:stretch;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:var(--pad-card);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-out),border-color var(--t-base) var(--ease);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:color-mix(in oklab,var(--accent) 32%,transparent);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card .ico{
  width:40px;height:40px;border-radius:var(--r-md);display:grid;place-items:center;
  background:radial-gradient(circle at 32% 28%,color-mix(in oklab,var(--primary) 38%,transparent),transparent 70%),color-mix(in oklab,var(--bg) 40%,var(--surface));
  border:1px solid var(--line);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card .ico svg{width:21px;height:21px;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card h3{font-family:var(--font-serif);font-size:var(--fs-lg);margin:var(--sp-4) 0 var(--sp-2);font-weight:600;line-height:var(--lh-snug);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card p{margin:0;font-size:var(--fs-sm);color:var(--muted);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card ul{margin:var(--sp-3) 0 0;padding-left:1.05em;font-size:var(--fs-sm);color:var(--text-2);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card ul li{margin-bottom:var(--sp-1);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card .m{display:inline-block;margin-top:var(--sp-3);font-size:var(--fs-xs);color:var(--accent-2);letter-spacing:.03em;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card.is-hub{
  grid-column:span 3;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.9fr);gap:var(--sp-5);align-items:center;
  background:linear-gradient(120deg,color-mix(in oklab,var(--primary) 13%,var(--surface)),var(--surface) 58%);
  border-color:color-mix(in oklab,var(--primary) 34%,transparent);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card.is-hub>div{min-width:0;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card.is-hub .ph{aspect-ratio:16/9;border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);min-width:0;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card.is-hub img{width:100%;height:100%;object-fit:cover;transition:transform var(--t-slow) var(--ease-out);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card.is-hub:hover img{transform:scale(1.035);}

/* 实用指导清单 */
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-guide{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:var(--sp-4);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-list{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:var(--pad-card);box-shadow:var(--sh-1);min-width:0;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-list h3{font-family:var(--font-serif);font-size:var(--fs-lg);margin:0 0 var(--sp-3);font-weight:600;line-height:var(--lh-snug);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-list ol{margin:0;padding-left:1.15em;font-size:var(--fs-sm);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-list ol li{margin-bottom:var(--sp-3);color:var(--text-2);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-list ol li:last-child{margin-bottom:0;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-list ol li b{color:var(--text);font-weight:600;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-list ol li code{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.86em;
  background:color-mix(in oklab,var(--accent) 13%,transparent);color:var(--accent-2);
  padding:1px 6px;border-radius:var(--r-sm);overflow-wrap:anywhere;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-warn{
  border-left:2px solid var(--secondary);padding-left:var(--sp-3);color:var(--muted);font-size:var(--fs-sm);line-height:var(--lh-body);
}

/* CTA 色带 */
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-cta{
  position:relative;overflow:hidden;
  background:linear-gradient(100deg,color-mix(in oklab,var(--primary) 20%,var(--surface)),color-mix(in oklab,var(--secondary) 16%,var(--surface)) 62%,var(--surface));
  border-bottom:1px solid var(--line);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-cta .in{
  display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,.6fr);gap:var(--sp-5);align-items:center;
  padding-block:clamp(22px,2.8vw,40px);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-cta .in>div{min-width:0;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-cta h2{font-family:var(--font-serif);font-size:var(--fs-2xl);margin:0 0 var(--sp-2);line-height:var(--lh-tight);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-cta p{margin:0;color:var(--text-2);font-size:var(--fs-sm);max-width:60ch;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-cta .acts{display:flex;flex-wrap:wrap;gap:var(--sp-3);justify-content:flex-end;}

/* 页脚 */
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-foot{padding-block:clamp(22px,2.8vw,38px);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-foot .grid{
  display:grid;grid-template-columns:minmax(0,1.3fr) repeat(3,minmax(0,.7fr));gap:var(--sp-5);
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-foot .grid>div{min-width:0;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-foot h4{font-size:var(--fs-sm);margin:0 0 var(--sp-3);color:var(--text);letter-spacing:.05em;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-foot p,
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-foot li{font-size:var(--fs-sm);color:var(--muted);margin:0 0 var(--sp-2);line-height:var(--lh-body);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-foot ul{list-style:none;margin:0;padding:0;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-foot a{color:var(--muted);text-decoration:none;transition:color var(--t-base) var(--ease);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-foot a:hover{color:var(--accent-2);}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-copy{
  margin-top:var(--sp-5);padding-top:var(--sp-4);border-top:1px solid var(--line-soft);
  display:flex;justify-content:space-between;gap:var(--sp-3);flex-wrap:wrap;font-size:var(--fs-xs);color:var(--muted);
}

/* 入场：交错延迟（纯 CSS，加载即自动播放，终态静态可见） */
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .rise{
  animation:dcv-rise .6s var(--ease-out) both;
}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .d1{animation-delay:.04s;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .d2{animation-delay:.11s;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .d3{animation-delay:.18s;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .d4{animation-delay:.25s;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .d5{animation-delay:.32s;}
.design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .d6{animation-delay:.39s;}
@keyframes dcv-rise{from{opacity:.001;transform:translateY(12px);}to{opacity:1;transform:none;}}

/* 响应式：超大屏 */
@media (min-width:1600px){
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-wrap{max-width:var(--container-lg);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hero-a{padding-left:max(var(--gutter),calc((100% - var(--container-lg))/2 + var(--gutter)));}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hero-b{padding-right:max(var(--gutter),calc((100% - var(--container-lg))/2 + var(--gutter)));}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-stats{grid-template-columns:repeat(5,minmax(0,1fr));gap:var(--sp-4);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hub{grid-template-columns:repeat(4,minmax(0,1fr));}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card.is-hub{grid-column:span 4;}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-flow{grid-template-columns:repeat(5,minmax(0,1fr));}
}
@media (min-width:2100px){
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d{--fs-md:1.06rem;--fs-lg:1.42rem;--fs-xl:2rem;--fs-2xl:2.9rem;--fs-3xl:3.8rem;}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-wrap{max-width:var(--container-xl);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hero-a{padding-left:max(var(--gutter),calc((100% - var(--container-xl))/2 + var(--gutter)));}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hero-b{padding-right:max(var(--gutter),calc((100% - var(--container-xl))/2 + var(--gutter)));}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-stats{grid-template-columns:repeat(5,minmax(0,1fr));}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hub{grid-template-columns:repeat(5,minmax(0,1fr));}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card.is-hub{grid-column:span 5;}
}

/* 响应式：常规断点 */
@media (max-width:1024px){
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hero{grid-template-columns:minmax(0,1fr);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hero-a{border-right:0;border-bottom:1px solid var(--line);padding-inline:var(--gutter);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hero-b{padding-inline:var(--gutter);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-nav ul{gap:0;}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-nav a.nv{padding:8px var(--sp-3);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-stats{grid-template-columns:repeat(3,minmax(0,1fr));}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-flow{grid-template-columns:repeat(2,minmax(0,1fr));}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-viz{grid-template-columns:minmax(0,1fr);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hub{grid-template-columns:repeat(2,minmax(0,1fr));}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card.is-hub{grid-column:span 2;grid-template-columns:minmax(0,1fr);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-cta .in{grid-template-columns:minmax(0,1fr);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-cta .acts{justify-content:flex-start;}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-foot .grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:640px){
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-nav-in{flex-wrap:wrap;row-gap:var(--sp-2);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-nav ul{
    order:3;width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:var(--sp-1);
    scrollbar-width:thin;
  }
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-nav a.nv{white-space:nowrap;}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-stats{grid-template-columns:repeat(2,minmax(0,1fr));}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-flow{grid-template-columns:minmax(0,1fr);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hub{grid-template-columns:minmax(0,1fr);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card.is-hub{grid-column:span 1;}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-guide{grid-template-columns:minmax(0,1fr);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-iso{grid-template-columns:minmax(0,1fr);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .bar-row{grid-template-columns:minmax(0,1fr) auto;}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .bar-row .nm{grid-column:1 / -1;}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-foot .grid{grid-template-columns:minmax(0,1fr);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-hero-acts .btn{width:100%;}
}
@media (max-width:380px){
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d{--gutter:12px;font-size:var(--fs-sm);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-notice{font-size:var(--fs-xs);gap:var(--sp-2);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-stats{grid-template-columns:minmax(0,1fr);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .panel,
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-list,
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-card,
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-step,
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-stat{padding:var(--sp-3);}
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-brand strong{white-space:normal;}
}

/* 动效降级 */
@media (prefers-reduced-motion:reduce){
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d *,
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d *::before,
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d *::after{
    animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;
  }
  .design-style-double_chain_vision_trendsetting_blockchain_application_development_95d .dcv-radial .ticks{animation:none;}
}