.design-style-zongheng_chain_blockchain_application_development_solutions_hnc{
  --bg:oklch(0.985 0.008 205);
  --surface:oklch(0.96 0.02 205);
  --surface-2:oklch(0.935 0.024 205);
  --primary:oklch(0.54 0.12 205);
  --primary-soft:oklch(0.54 0.12 205 / .34);
  --secondary:oklch(0.62 0.12 265);
  --accent:oklch(0.66 0.14 355);
  --accent-2:oklch(0.78 0.1 355);
  --accent-soft:oklch(0.78 0.1 355 / .34);
  --text:oklch(0.27 0.03 205);
  --muted:oklch(0.46 0.03 205);
  --line:oklch(0.88 0.02 205);
  --line-strong:oklch(0.82 0.024 205);
  --ink:oklch(0.22 0.04 240);
  --ink-2:oklch(0.29 0.05 248);
  --ink-3:oklch(0.34 0.05 240);
  --on-ink:oklch(0.95 0.01 205);
  --on-ink-dim:oklch(0.82 0.02 240);
  --on-ink-faint:oklch(0.72 0.02 240);
  --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:8px;--r-md:12px;--r-lg:16px;--r-pill:999px;
  --sh-1:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.10);
  --sh-2:0 6px 12px -3px rgba(16,24,40,.12),0 2px 5px -2px rgba(16,24,40,.08);
  --sh-3:0 24px 48px -10px rgba(16,24,40,.20),0 8px 18px -8px rgba(16,24,40,.12);
  --sh-a:4px 4px 0 var(--accent-soft);
  --sh-a-h:6px 6px 0 var(--accent-soft);
  --sh-b:4px 4px 0 var(--accent-2);
  --sh-b-h:6px 6px 0 var(--accent-2);
  --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:1.6;
  --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-family:"Helvetica Neue","Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:var(--lh-body);
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
  overflow-wrap:break-word;
  word-break:break-word;
  position:relative;
  display:block;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc *,
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc *::before,
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc *::after{box-sizing:border-box;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc img{max-width:100%;height:auto;display:block;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc h1,
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc h2,
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc h3,
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc h4,
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc h5,
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc p,
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc ul,
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc ol,
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc li{margin:0;padding:0;list-style:none;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc a{color:inherit;text-decoration:none;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc :focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:var(--r-sm);}

/* ---- 顶部提示条 ---- */
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .zgc-notice{
  display:flex;align-items:center;gap:var(--sp-2);
  background:var(--ink);color:var(--on-ink);
  font-size:var(--fs-xs);letter-spacing:.14em;
  padding:var(--sp-2) var(--gutter);
  border-bottom:1px solid var(--ink-3);
  position:relative;z-index:40;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .zgc-notice .dot{
  width:7px;height:7px;border-radius:50%;background:var(--accent-2);flex:0 0 auto;
  box-shadow:0 0 0 3px var(--accent-soft);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .zgc-notice b{color:var(--accent-2);font-weight:600;letter-spacing:.16em;}

/* ---- 导航（分屏式：左标识 / 右导航，非居中） ---- */
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .zgc-nav{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.35fr);
  align-items:center;gap:var(--sp-4);
  padding:var(--sp-3) var(--gutter);
  max-width:var(--container-xl);margin:0 auto;
  background:color-mix(in oklab,var(--bg) 88%,transparent);
  -webkit-backdrop-filter:saturate(1.3) blur(10px);
  backdrop-filter:saturate(1.3) blur(10px);
  border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:30;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .brand{display:flex;align-items:center;gap:var(--sp-3);min-width:0;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .brand .mark{
  width:36px;height:36px;flex:0 0 auto;border-radius:var(--r-md);
  background:linear-gradient(140deg,var(--primary),var(--secondary));
  display:grid;place-items:center;color:oklch(0.98 0.01 205);
  box-shadow:3px 3px 0 var(--accent-2);
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .brand .mark svg{width:19px;height:19px;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .brand .txt{min-width:0;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .brand .txt strong{
  display:block;font-size:var(--fs-md);letter-spacing:.22em;font-weight:800;line-height:1.15;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .brand .txt span{
  display:block;font-size:var(--fs-xs);color:var(--muted);letter-spacing:.16em;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .navlinks{
  display:flex;justify-content:flex-end;align-items:center;gap:var(--sp-2);flex-wrap:wrap;min-width:0;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .navlinks a{
  font-size:var(--fs-sm);letter-spacing:.1em;padding:var(--sp-2) var(--sp-3);border-radius:var(--r-sm);
  color:var(--muted);
  transition:color var(--t-base) var(--ease),background var(--t-base) var(--ease),transform var(--t-fast) var(--ease-out);
  min-height:40px;display:inline-flex;align-items:center;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .navlinks a:hover{color:var(--primary);background:var(--surface);transform:translateY(-1px);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .navlinks a.cta{
  background:var(--ink);color:oklch(0.96 0.01 205);letter-spacing:.12em;font-weight:600;
  box-shadow:3px 3px 0 var(--accent);
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease),color var(--t-base) var(--ease);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .navlinks a.cta:hover{transform:translate(-1px,-1px);box-shadow:5px 5px 0 var(--accent);color:oklch(0.98 0.01 205);background:var(--ink);}

/* ---- 分屏 Hero ---- */
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .zgc-hero{
  display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);
  gap:0;align-items:stretch;
  border-bottom:1px solid var(--line);
  position:relative;overflow:hidden;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-left{
  padding:var(--sp-7) var(--sp-6) var(--sp-7) max(var(--gutter),calc((100% - var(--container))/2 + var(--sp-5)));
  background:
    radial-gradient(120% 90% at 0% 0%,oklch(0.96 0.02 205),transparent 62%),
    linear-gradient(180deg,var(--bg),var(--surface));
  position:relative;
  display:flex;flex-direction:column;justify-content:center;gap:var(--sp-4);min-width:0;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-left::after{
  content:"";position:absolute;right:-1px;top:0;bottom:0;width:1px;background:var(--line);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .grid-veil{
  position:absolute;inset:0;pointer-events:none;opacity:.45;
  background-image:
    linear-gradient(to right,oklch(0.88 0.02 205 / .55) 1px,transparent 1px),
    linear-gradient(to bottom,oklch(0.88 0.02 205 / .55) 1px,transparent 1px);
  background-size:36px 36px;
  -webkit-mask-image:radial-gradient(90% 80% at 20% 10%,#000,transparent 78%);
  mask-image:radial-gradient(90% 80% at 20% 10%,#000,transparent 78%);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .noise{
  position:absolute;inset:0;pointer-events:none;opacity:.05;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2'/></filter><rect width='120' height='120' filter='url(%23n)'/></svg>");
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .eyebrow{
  display:inline-flex;align-items:center;gap:var(--sp-2);
  font-size:var(--fs-xs);letter-spacing:.24em;font-weight:700;color:var(--primary);
  border:1px solid var(--primary-soft);
  background:oklch(0.985 0.008 205 / .7);
  padding:var(--sp-1) var(--sp-3);border-radius:var(--r-pill);width:max-content;max-width:100%;
  position:relative;z-index:2;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:block;flex:0 0 auto;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-left h1{
  font-size:var(--fs-3xl);line-height:var(--lh-tight);letter-spacing:.035em;font-weight:800;
  position:relative;z-index:2;max-width:14em;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-left h1 em{
  font-style:normal;color:var(--primary);
  box-shadow:inset 0 -0.42em 0 var(--accent-soft);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-left p.lead{
  font-size:var(--fs-md);color:var(--muted);max-width:34em;position:relative;z-index:2;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-actions{display:flex;flex-wrap:wrap;gap:var(--sp-3);position:relative;z-index:2;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .btn{
  display:inline-flex;align-items:center;gap:var(--sp-2);
  font-size:var(--fs-sm);font-weight:700;letter-spacing:.1em;
  padding:var(--sp-3) var(--sp-5);border-radius:var(--r-md);min-height:44px;
  border:1px solid transparent;cursor:pointer;
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease),background var(--t-base) var(--ease),color var(--t-base) var(--ease);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .btn:active{transform:translate(0,0);box-shadow:var(--sh-1);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .btn-solid{background:var(--primary);color:oklch(0.98 0.01 205);box-shadow:var(--sh-a);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .btn-solid:hover{transform:translate(-2px,-2px);box-shadow:var(--sh-a-h);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .btn-ghost{background:var(--bg);border-color:var(--line);color:var(--text);box-shadow:var(--sh-1);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .btn-ghost:hover{transform:translate(-2px,-2px);box-shadow:var(--sh-b);}

.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-right{
  position:relative;min-width:0;
  background:linear-gradient(160deg,var(--ink-3),oklch(0.27 0.05 250));
  display:flex;flex-direction:column;gap:0;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-media{
  position:relative;flex:1 1 auto;min-height:232px;overflow:hidden;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-media img{
  width:100%;height:100%;object-fit:cover;aspect-ratio:16/11;
  filter:saturate(.85) contrast(1.02);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,oklch(0.27 0.05 250 / .16),oklch(0.22 0.04 240 / .76));
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:1px;background:oklch(0.4 0.04 245);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-stats .st{
  background:var(--ink-2);padding:var(--sp-3) var(--sp-3);min-width:0;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-stats .st b{
  display:block;font-size:var(--fs-lg);color:var(--accent-2);letter-spacing:.02em;line-height:1.2;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-stats .st span{display:block;font-size:var(--fs-xs);color:var(--on-ink-dim);letter-spacing:.1em;margin-top:2px;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-badge{
  position:absolute;left:var(--sp-4);top:var(--sp-4);z-index:3;
  background:var(--bg);color:var(--ink);font-size:var(--fs-xs);letter-spacing:.14em;font-weight:700;
  padding:var(--sp-2) var(--sp-3);border-radius:var(--r-sm);
  box-shadow:4px 4px 0 var(--accent);
  animation:zgc-pop .5s var(--ease-out) both;
  max-width:calc(100% - var(--sp-4) * 2);
}

/* ---- 通用区块 ---- */
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .zgc-sec{padding:var(--sp-6) var(--gutter);max-width:var(--container-xl);margin:0 auto;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .sec-head{
  display:grid;grid-template-columns:minmax(0,auto) minmax(0,1fr);
  align-items:end;gap:var(--sp-3) var(--sp-6);
  border-bottom:1px solid var(--line);padding-bottom:var(--sp-3);margin-bottom:var(--sp-5);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .sec-head .idx{
  font-size:var(--fs-xs);letter-spacing:.3em;font-weight:800;color:var(--accent);
  padding-bottom:2px;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .sec-head h2{
  font-size:var(--fs-xl);line-height:var(--lh-snug);letter-spacing:.06em;font-weight:800;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .sec-head p{font-size:var(--fs-sm);color:var(--muted);max-width:46em;margin-top:var(--sp-1);}

/* ---- 图文混排特写（非对称分屏） ---- */
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .split-feature{
  display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);
  gap:var(--sp-5);align-items:stretch;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .sf-media{
  position:relative;margin:0;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);
  min-width:0;background:var(--surface);
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .sf-media:hover{transform:translate(-2px,-2px);box-shadow:var(--sh-b);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .sf-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .sf-media .tag{
  position:absolute;left:var(--sp-3);bottom:var(--sp-3);
  background:var(--ink);color:var(--on-ink);font-size:var(--fs-xs);letter-spacing:.14em;
  padding:var(--sp-1) var(--sp-3);border-radius:var(--r-sm);box-shadow:3px 3px 0 var(--accent);
  max-width:calc(100% - var(--sp-3) * 2);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .sf-body{
  display:flex;flex-direction:column;gap:var(--sp-4);min-width:0;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .sf-body h3{font-size:var(--fs-lg);letter-spacing:.05em;line-height:var(--lh-snug);font-weight:800;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .sf-body p{font-size:var(--fs-sm);color:var(--muted);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .kv-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--sp-3);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .kv{
  background:var(--bg);border:1px solid var(--line);border-radius:var(--r-md);
  padding:var(--sp-3) var(--sp-4);min-width:0;box-shadow:var(--sh-1);
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease),border-color var(--t-base) var(--ease);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .kv:hover{transform:translate(-2px,-2px);box-shadow:var(--sh-b);border-color:var(--line-strong);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .kv b{display:block;font-size:var(--fs-md);color:var(--primary);letter-spacing:.03em;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .kv span{display:block;font-size:var(--fs-xs);color:var(--muted);letter-spacing:.08em;margin-top:2px;}

/* ---- 标签页（纯 CSS radio tabs） ---- */
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .tabs-wrap{margin-top:var(--sp-5);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .tabs-wrap input{position:absolute;opacity:0;pointer-events:none;width:1px;height:1px;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .tabbar{
  display:flex;flex-wrap:wrap;gap:var(--sp-2);border-bottom:1px solid var(--line);padding-bottom:var(--sp-2);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .tabbar label{
  font-size:var(--fs-sm);letter-spacing:.1em;font-weight:600;color:var(--muted);
  padding:var(--sp-2) var(--sp-4);border-radius:var(--r-sm);border:1px solid var(--line);
  background:var(--bg);cursor:pointer;min-height:42px;display:inline-flex;align-items:center;
  transition:color var(--t-base) var(--ease),background var(--t-base) var(--ease),border-color var(--t-base) var(--ease),box-shadow var(--t-base) var(--ease),transform var(--t-fast) var(--ease-out);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .tabbar label:hover{color:var(--primary);border-color:var(--primary-soft);transform:translateY(-1px);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc #t1:checked ~ .tabbar label[for="t1"],
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc #t2:checked ~ .tabbar label[for="t2"],
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc #t3:checked ~ .tabbar label[for="t3"]{
  background:var(--ink);color:oklch(0.96 0.01 205);border-color:var(--ink);box-shadow:3px 3px 0 var(--accent);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .panels{margin-top:var(--sp-4);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .panel{display:none;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc #t1:checked ~ .panels .panel-1,
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc #t2:checked ~ .panels .panel-2,
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc #t3:checked ~ .panels .panel-3{display:block;animation:zgc-pop .4s var(--ease-out) both;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .panel-inner{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:var(--sp-5);align-items:start;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .panel-inner .pcol{min-width:0;display:flex;flex-direction:column;gap:var(--sp-3);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .panel-inner h4{font-size:var(--fs-md);letter-spacing:.06em;font-weight:800;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .panel-inner p{font-size:var(--fs-sm);color:var(--muted);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .panel-inner img{width:100%;object-fit:cover;aspect-ratio:16/10;border-radius:var(--r-md);box-shadow:var(--sh-2);}

/* ---- 实用指导清单 ---- */
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .checklist{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--sp-3);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .chk{
  display:grid;grid-template-columns:auto minmax(0,1fr);gap:var(--sp-3);
  background:var(--bg);border:1px solid var(--line);border-left:3px solid var(--primary);
  border-radius:var(--r-md);padding:var(--sp-4);min-width:0;box-shadow:var(--sh-1);
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease),border-left-color var(--t-base) var(--ease);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .chk:hover{transform:translate(-2px,-2px);box-shadow:var(--sh-b);border-left-color:var(--accent);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .chk .num{
  width:30px;height:30px;border-radius:var(--r-sm);background:var(--surface);color:var(--primary);
  display:grid;place-items:center;font-weight:800;font-size:var(--fs-sm);letter-spacing:.02em;
  box-shadow:2px 2px 0 var(--primary-soft);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .chk .body{min-width:0;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .chk .body strong{display:block;font-size:var(--fs-sm);letter-spacing:.04em;font-weight:800;color:var(--text);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .chk .body p{font-size:var(--fs-sm);color:var(--muted);margin-top:var(--sp-1);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .chk .body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.86em;
  background:var(--surface);color:var(--primary);padding:1px 5px;border-radius:var(--r-sm);
  overflow-wrap:break-word;
}

/* ---- 工作流程步骤 ---- */
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .flow{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--sp-3);
  counter-reset:zgcflow;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .step{
  position:relative;background:linear-gradient(180deg,var(--bg),var(--surface));
  border:1px solid var(--line);border-radius:var(--r-lg);padding:var(--sp-4);min-width:0;
  box-shadow:var(--sh-1);
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease),border-color var(--t-base) var(--ease);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .step:hover{transform:translate(-2px,-2px);box-shadow:var(--sh-b);border-color:var(--line-strong);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .step .sn{
  font-size:var(--fs-xs);letter-spacing:.24em;font-weight:800;color:var(--accent);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .step h4{font-size:var(--fs-md);letter-spacing:.05em;margin:var(--sp-2) 0;font-weight:800;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .step p{font-size:var(--fs-sm);color:var(--muted);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .step ul{margin-top:var(--sp-2);display:flex;flex-direction:column;gap:var(--sp-1);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .step li{font-size:var(--fs-xs);color:var(--muted);padding-left:14px;position:relative;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .step li::before{content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;border-radius:2px;background:var(--primary);transform:rotate(45deg);}

/* ---- 瀑布流特性卡（不等高） ---- */
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .falls{
  columns:2;column-gap:var(--sp-4);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .fcard{
  break-inside:avoid;margin-bottom:var(--sp-4);
  background:var(--bg);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);overflow:hidden;min-width:0;
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease),border-color var(--t-base) var(--ease);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .fcard:hover{transform:translate(-2px,-2px);box-shadow:var(--sh-b);border-color:var(--line-strong);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .fcard .pad{padding:var(--sp-4);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .fcard .pad .k{
  display:inline-flex;align-items:center;gap:6px;font-size:var(--fs-xs);letter-spacing:.16em;font-weight:800;color:var(--primary);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .fcard .pad .k i{width:6px;height:6px;background:var(--accent);border-radius:50%;display:block;flex:0 0 auto;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .fcard h4{font-size:var(--fs-md);letter-spacing:.04em;margin:var(--sp-2) 0;font-weight:800;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .fcard p{font-size:var(--fs-sm);color:var(--muted);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .fcard img{width:100%;object-fit:cover;aspect-ratio:16/9;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .fcard.short img{aspect-ratio:16/7;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .fcard .metrics{display:flex;flex-wrap:wrap;gap:var(--sp-2);margin-top:var(--sp-3);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .fcard .metrics span{
  font-size:var(--fs-xs);letter-spacing:.06em;color:var(--text);background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-pill);padding:2px var(--sp-3);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .fcard .metrics b{color:var(--primary);}

/* ---- 关键数据条 ---- */
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .databar{
  background:var(--ink);color:var(--on-ink);
  border-radius:var(--r-lg);padding:var(--sp-4);
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  box-shadow:var(--sh-3);overflow:hidden;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .databar .d{
  padding:var(--sp-3) var(--sp-4);min-width:0;border-left:1px solid oklch(0.4 0.04 245);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .databar .d:first-child{border-left:0;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .databar .d b{
  display:block;font-size:var(--fs-2xl);line-height:1.05;letter-spacing:.01em;color:var(--accent-2);font-weight:800;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .databar .d span{display:block;font-size:var(--fs-xs);letter-spacing:.12em;color:var(--on-ink-dim);margin-top:var(--sp-1);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .databar .d em{display:block;font-style:normal;font-size:var(--fs-xs);color:var(--on-ink-faint);margin-top:2px;}

/* ---- CTA 内嵌色带 ---- */
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .cta-band{
  max-width:var(--container-xl);margin:0 auto var(--sp-6);
  padding:0 var(--gutter);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .cta-inner{
  display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:var(--sp-5);align-items:center;
  background:linear-gradient(120deg,oklch(0.32 0.05 245),oklch(0.27 0.05 250));
  border-radius:var(--r-lg);padding:var(--sp-6);box-shadow:var(--sh-3);
  position:relative;overflow:hidden;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .cta-inner::before{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,oklch(0.78 0.1 355 / .40),transparent 68%);
  pointer-events:none;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .cta-inner h2{font-size:var(--fs-xl);letter-spacing:.06em;color:oklch(0.97 0.01 205);line-height:var(--lh-snug);position:relative;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .cta-inner p{font-size:var(--fs-sm);color:var(--on-ink-dim);margin-top:var(--sp-2);position:relative;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .cta-actions{display:flex;flex-direction:column;gap:var(--sp-3);position:relative;min-width:0;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .cta-actions .btn-solid{background:var(--accent);box-shadow:4px 4px 0 var(--accent-soft);color:oklch(0.2 0.03 350);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .cta-actions .btn-solid:hover{box-shadow:6px 6px 0 var(--accent-soft);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .cta-actions .mini{font-size:var(--fs-xs);color:var(--on-ink-dim);letter-spacing:.1em;}

/* ---- 页脚（非对称分屏） ---- */
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .zgc-foot{
  border-top:1px solid var(--line);background:var(--surface);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .foot-inner{
  max-width:var(--container-xl);margin:0 auto;padding:var(--sp-6) var(--gutter);
  display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr) minmax(0,1fr);gap:var(--sp-5);
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .foot-inner h5{
  font-size:var(--fs-xs);letter-spacing:.2em;color:var(--muted);margin-bottom:var(--sp-3);font-weight:800;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .foot-inner ul{display:flex;flex-direction:column;gap:var(--sp-2);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .foot-inner li{font-size:var(--fs-sm);color:var(--muted);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .foot-inner li a{transition:color var(--t-base) var(--ease);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .foot-inner li a:hover{color:var(--primary);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .foot-brand p{font-size:var(--fs-sm);color:var(--muted);max-width:30em;margin-top:var(--sp-3);}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .foot-bottom{
  border-top:1px solid var(--line);padding:var(--sp-3) var(--gutter);
  max-width:var(--container-xl);margin:0 auto;
  display:flex;flex-wrap:wrap;gap:var(--sp-3);justify-content:space-between;align-items:center;
  font-size:var(--fs-xs);color:var(--muted);letter-spacing:.08em;
}

/* ---- 动效（纯 CSS，加载即播放，默认可见） ---- */
@keyframes zgc-pop{
  from{transform:scale(.94);opacity:.5;}
  to{transform:scale(1);opacity:1;}
}
@keyframes zgc-rise{
  from{transform:translateY(14px) scale(.985);opacity:.5;}
  to{transform:translateY(0) scale(1);opacity:1;}
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .anim{
  animation:zgc-rise .55s var(--ease-out) both;
}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .d1{animation-delay:.05s;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .d2{animation-delay:.12s;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .d3{animation-delay:.19s;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .d4{animation-delay:.26s;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .d5{animation-delay:.33s;}
.design-style-zongheng_chain_blockchain_application_development_solutions_hnc .d6{animation-delay:.4s;}

/* ---- 响应式 ---- */
@media (min-width:1600px){
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .zgc-sec{max-width:var(--container-xl);padding-left:var(--sp-5);padding-right:var(--sp-5);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .falls{columns:3;}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .flow{grid-template-columns:repeat(4,minmax(0,1fr));}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .checklist{grid-template-columns:repeat(3,minmax(0,1fr));}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-left{padding-left:max(var(--sp-6),calc((100% - var(--container-lg))/2 + var(--sp-5)));}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-left h1{max-width:15em;}
}
@media (min-width:2000px){
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .zgc-sec{max-width:var(--container-xl);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .falls{columns:4;}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .checklist{grid-template-columns:repeat(4,minmax(0,1fr));}
}
@media (max-width:1024px){
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .zgc-nav{grid-template-columns:minmax(0,1fr);gap:var(--sp-3);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .navlinks{justify-content:flex-start;}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .zgc-hero{grid-template-columns:minmax(0,1fr);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-left{padding:var(--sp-6) var(--gutter);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-left::after{display:none;}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .split-feature{grid-template-columns:minmax(0,1fr);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .panel-inner{grid-template-columns:minmax(0,1fr);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .flow{grid-template-columns:repeat(2,minmax(0,1fr));}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .databar{grid-template-columns:repeat(2,minmax(0,1fr));}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .databar .d:nth-child(3){border-left:0;}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .cta-inner{grid-template-columns:minmax(0,1fr);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .foot-inner{grid-template-columns:minmax(0,1fr) minmax(0,1fr);}
}
@media (max-width:640px){
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .falls{columns:1;}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .checklist{grid-template-columns:minmax(0,1fr);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .kv-grid{grid-template-columns:minmax(0,1fr);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .flow{grid-template-columns:minmax(0,1fr);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .databar{grid-template-columns:minmax(0,1fr);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .databar .d{border-left:0;border-top:1px solid oklch(0.4 0.04 245);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .databar .d:first-child{border-top:0;}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-stats{grid-template-columns:minmax(0,1fr);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .sec-head{grid-template-columns:minmax(0,1fr);align-items:start;}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .foot-inner{grid-template-columns:minmax(0,1fr);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .zgc-sec{padding:var(--sp-6) var(--gutter);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .cta-inner{padding:var(--sp-5);}
}
@media (max-width:380px){
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .zgc-notice{font-size:.68rem;letter-spacing:.08em;padding:var(--sp-2) var(--sp-3);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .zgc-sec{padding:var(--sp-5) var(--sp-3);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-left{padding:var(--sp-5) var(--sp-3);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .btn{padding:var(--sp-3) var(--sp-4);width:100%;justify-content:center;}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .cta-inner{padding:var(--sp-5) var(--sp-4);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .tabbar label{padding:var(--sp-2) var(--sp-3);font-size:var(--fs-xs);}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-badge{left:var(--sp-3);top:var(--sp-3);max-width:calc(100% - var(--sp-3) * 2);}
}
@media (prefers-reduced-motion:reduce){
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .anim,
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .hero-badge,
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc .panel{animation:none;}
  .design-style-zongheng_chain_blockchain_application_development_solutions_hnc *{transition-duration:.01ms !important;}
}