.design-style-retrochain_vintage_futurism_blockchain_platform_qnf{
  /* 设计令牌 */
  --bg: oklch(0.15 0.03 60);
  --surface: oklch(0.21 0.045 60);
  --surface-2: oklch(0.245 0.04 60);
  --primary: oklch(0.72 0.09 60);
  --secondary: oklch(0.62 0.09 92);
  --accent: oklch(0.78 0.11 225);
  --accent-2: oklch(0.90 0.07 225);
  --text: oklch(0.94 0.02 60);
  --muted: oklch(0.63 0.03 60);
  --line: color-mix(in oklch, var(--primary) 30%, transparent);
  --line-soft: color-mix(in oklch, var(--primary) 16%, transparent);
  --ink: oklch(0.18 0.03 60);
  --edge: oklch(0.13 0.02 60);
  --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:12px;--r-md:18px;--r-lg:26px;--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);
  --sh-pop:6px 6px 0 var(--edge);
  --sh-pop-hi:9px 9px 0 var(--edge);
  --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;
  --ease:cubic-bezier(.4,0,.2,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --t-fast:.15s;--t-base:.25s;--t-slow:.45s;

  display:block;
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',system-ui,sans-serif;
  font-size:var(--fs-md);
  line-height:var(--lh-body);
  overflow-wrap:break-word;
  word-break:break-word;
  position:relative;
  isolation:isolate;
  background-image:
    radial-gradient(circle at 18% 12%, color-mix(in oklch, var(--primary) 13%, transparent), transparent 45%),
    radial-gradient(circle at 82% 78%, color-mix(in oklch, var(--accent) 7%, transparent), transparent 50%),
    repeating-linear-gradient(0deg, rgba(0,0,0,.04) 0 1px, transparent 1px 3px);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf *,
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf *::before,
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf *::after{box-sizing:border-box;}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf img{max-width:100%;height:auto;display:block;}

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

/* ===== 顶部提示条 ===== */
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-notice{
  background:linear-gradient(180deg, color-mix(in oklch, var(--surface) 96%, transparent), color-mix(in oklch, var(--surface) 82%, var(--bg)));
  border-bottom:1px solid var(--line);
  padding:var(--sp-2) var(--gutter);
  display:flex;align-items:center;justify-content:center;gap:var(--sp-2);
  font-size:var(--fs-xs);letter-spacing:.08em;text-transform:uppercase;
  color:var(--muted);text-align:center;flex-wrap:wrap;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-notice b{
  color:var(--accent-2);font-weight:600;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-notice .rc-dot{
  width:7px;height:7px;border-radius:50%;background:var(--accent);flex:none;
  box-shadow:0 0 8px color-mix(in oklch, var(--accent) 70%, transparent);
}

/* ===== 导航（顶栏 + 侧点缀） ===== */
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-nav{
  position:sticky;top:0;z-index:40;
  background:color-mix(in oklch, var(--bg) 88%, transparent);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-nav-inner{
  display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);
  padding-block:var(--sp-3);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-brand{
  display:flex;align-items:center;gap:var(--sp-3);min-width:0;
  font-weight:800;letter-spacing:-.02em;font-size:var(--fs-lg);text-decoration:none;color:inherit;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-brand-mark{
  width:34px;height:34px;flex:none;border-radius:var(--r-sm);
  background:linear-gradient(140deg,var(--primary),var(--secondary));
  display:grid;place-items:center;color:var(--ink);font-weight:900;font-size:var(--fs-sm);
  box-shadow:var(--sh-1);
  transition:transform var(--t-base) var(--ease-out);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-brand:hover .rc-brand-mark{
  transform:rotate(-4deg) scale(1.04);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-brand span{color:var(--primary);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-nav-links{
  display:flex;gap:var(--sp-5);align-items:center;list-style:none;margin:0;padding:0;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-nav-links a{
  color:var(--muted);text-decoration:none;font-size:var(--fs-sm);font-weight:500;
  padding:var(--sp-1) 0;border-bottom:2px solid transparent;
  transition:color var(--t-base) var(--ease),border-color var(--t-base) var(--ease);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-nav-links a:hover,
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-nav-links a:focus-visible{
  color:var(--text);border-bottom-color:var(--accent);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-nav-cta{
  display:inline-flex;align-items:center;gap:var(--sp-2);
  background:var(--accent);color:var(--ink);font-weight:700;
  font-size:var(--fs-sm);padding:var(--sp-2) var(--sp-4);border-radius:var(--r-pill);
  text-decoration:none;transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease);
  min-height:44px;white-space:nowrap;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-nav-cta:hover{
  transform:translateY(-2px);box-shadow:0 8px 22px color-mix(in oklch, var(--accent) 35%, transparent);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-nav-cta:active{transform:translateY(0);}

/* ===== Hero 非对称错落 + 折角纸张层叠 ===== */
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-hero{
  position:relative;padding-block:var(--sp-7) var(--sp-6);overflow:hidden;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-hero-grid{
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:var(--sp-6);align-items:center;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-kicker{
  display:inline-flex;align-items:center;gap:var(--sp-2);
  font-size:var(--fs-xs);letter-spacing:.18em;text-transform:uppercase;color:var(--secondary);
  border:1px solid var(--line);border-radius:var(--r-pill);padding:var(--sp-1) var(--sp-3);
  background:color-mix(in oklch, var(--surface) 70%, transparent);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-hero h1{
  font-size:var(--fs-3xl);line-height:var(--lh-tight);letter-spacing:-.03em;
  font-weight:800;margin:var(--sp-4) 0 var(--sp-3);text-wrap:balance;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,var(--primary),var(--secondary));
-webkit-background-clip:text;
background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-hero p.rc-lead{
  color:var(--muted);font-size:var(--fs-md);max-width:56ch;margin:0 0 var(--sp-5);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-hero-actions{display:flex;flex-wrap:wrap;gap:var(--sp-3);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-btn{
  display:inline-flex;align-items:center;gap:var(--sp-2);
  padding:var(--sp-3) var(--sp-5);border-radius:var(--r-pill);
  font-size:var(--fs-sm);font-weight:700;text-decoration:none;cursor:pointer;min-height:44px;
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease),background var(--t-base) var(--ease),border-color var(--t-base) var(--ease),color var(--t-base) var(--ease);
  border:1px solid transparent;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-btn-primary{
  background:var(--primary);color:var(--ink);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-btn-ghost{
  background:transparent;color:var(--text);border-color:var(--line);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-btn-ghost:hover{
  border-color:var(--accent);color:var(--accent-2);transform:translateY(-2px);
  background:color-mix(in oklch, var(--accent) 8%, transparent);
}

/* 折角纸张层叠视觉 */
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-paper-stack{
  position:relative;padding:var(--sp-5);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-paper{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-3);
  overflow:hidden;z-index:1;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-paper::after{
  content:"";position:absolute;top:0;right:0;width:56px;height:56px;
  background:linear-gradient(225deg, color-mix(in oklch, var(--primary) 55%, transparent) 0 50%, transparent 50%);
  border-bottom-left-radius:var(--r-sm);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-paper img{
  width:100%;aspect-ratio:16/10;object-fit:cover;opacity:.94;
  filter:sepia(.18) saturate(.92) contrast(1.02);
  transition:transform var(--t-slow) var(--ease-out);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-paper:hover img{transform:scale(1.04);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-paper-cap{
  padding:var(--sp-4) var(--sp-5) var(--sp-5);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-paper-cap h3{
  font-size:var(--fs-md);margin:0 0 var(--sp-2);font-weight:700;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-paper-cap p{margin:0;color:var(--muted);font-size:var(--fs-sm);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-paper-cap strong{color:var(--accent-2);font-weight:700;}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-paper-back{
  position:absolute;inset:auto var(--sp-5) var(--sp-5) var(--sp-5);height:calc(100% - var(--sp-6));
  transform:translate(14px,14px) rotate(1.2deg);
  background:color-mix(in oklch, var(--surface) 60%, transparent);
  border:1px solid var(--line);border-radius:var(--r-lg);z-index:0;
  box-shadow:var(--sh-2);
}

/* ===== 斜切色带分区（创意签名） ===== */
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-ribbon{
  position:relative;height:var(--sp-6);margin-block:var(--sp-5);overflow:hidden;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-ribbon::before{
  content:"";position:absolute;left:-5%;right:-5%;top:50%;height:2px;
  background:linear-gradient(90deg,transparent,var(--primary),var(--secondary),var(--accent),transparent);
  transform:translateY(-50%) skewY(-1.6deg);opacity:.62;
}

/* ===== 通用区块头 ===== */
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-section{padding-block:var(--sp-7);position:relative;}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:var(--sp-5);
  border-bottom:1px solid var(--line);padding-bottom:var(--sp-4);margin-bottom:var(--sp-6);flex-wrap:wrap;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-section-head h2{
  font-size:var(--fs-2xl);line-height:var(--lh-snug);letter-spacing:-.02em;margin:0;font-weight:800;
  text-wrap:balance;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-section-head h2 small{
  display:block;font-size:var(--fs-xs);letter-spacing:.2em;text-transform:uppercase;
  color:var(--secondary);font-weight:600;margin-bottom:var(--sp-2);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-section-head p{margin:0;color:var(--muted);font-size:var(--fs-sm);max-width:44ch;}

/* ===== 数据可视化面板 ===== */
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-dash{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--sp-4);
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:var(--sp-5);box-shadow:var(--sh-2);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-stat{min-width:0;}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-stat .rc-stat-label{
  font-size:var(--fs-xs);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-stat .rc-stat-num{
  font-size:var(--fs-xl);font-weight:800;letter-spacing:-.02em;color:var(--accent-2);
  font-variant-numeric:tabular-nums;margin:var(--sp-1) 0;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-stat .rc-stat-note{font-size:var(--fs-xs);color:var(--muted);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-bar{
  height:6px;border-radius:var(--r-pill);background:color-mix(in oklch, var(--muted) 25%, transparent);
  overflow:hidden;margin-top:var(--sp-2);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-bar i{
  display:block;height:100%;border-radius:var(--r-pill);background:var(--primary);
  transform-origin:left;animation:rc-grow 1.1s var(--ease-out) both;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-bar i.is-accent{background:var(--accent);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-bar i.is-secondary{background:var(--secondary);}

/* ===== 解决方案对比 ===== */
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-compare{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--sp-4);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-plan{
  background:var(--surface);border:2px solid var(--edge);
  border-radius:var(--r-md);padding:var(--sp-5);min-width:0;
  box-shadow:var(--sh-pop);
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease);
  display:flex;flex-direction:column;gap:var(--sp-3);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-plan:hover{
  transform:translate(-3px,-3px);box-shadow:var(--sh-pop-hi),0 0 0 1px color-mix(in oklch, var(--primary) 60%, transparent) inset;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-plan.is-featured{
  border-color:var(--primary);
  box-shadow:6px 6px 0 color-mix(in oklch, var(--primary) 45%, var(--edge));
  background:linear-gradient(180deg, color-mix(in oklch, var(--primary) 7%, var(--surface)), var(--surface));
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-plan.is-featured:hover{
  box-shadow:9px 9px 0 color-mix(in oklch, var(--primary) 45%, var(--edge));
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-plan-tag{
  align-self:flex-start;font-size:var(--fs-xs);letter-spacing:.12em;text-transform:uppercase;
  color:var(--secondary);border:1px solid var(--line);border-radius:var(--r-pill);padding:2px var(--sp-3);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-plan h3{margin:0;font-size:var(--fs-lg);font-weight:800;letter-spacing:-.01em;}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-plan .rc-price{
  font-size:var(--fs-md);color:var(--accent-2);font-weight:700;font-variant-numeric:tabular-nums;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-plan ul{
  list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--sp-2);
  font-size:var(--fs-sm);color:var(--muted);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-plan ul li{display:flex;gap:var(--sp-2);align-items:flex-start;min-width:0;}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-plan ul li::before{
  content:"▸";color:var(--primary);flex:none;font-size:var(--fs-xs);line-height:1.6;
}

/* ===== 应用场景展示 ===== */
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-scenes{
  display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:var(--sp-4);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-scene{
  position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-2);min-width:0;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-scene img{
  width:100%;height:100%;min-height:220px;object-fit:cover;
  filter:sepia(.2) saturate(.9);transition:transform var(--t-slow) var(--ease-out);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-scene:hover img{transform:scale(1.05);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-scene-body{
  position:absolute;inset:auto 0 0 0;padding:var(--sp-5);
  background:linear-gradient(0deg, color-mix(in oklch, var(--bg) 92%, transparent), transparent);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-scene-body h3{margin:0 0 var(--sp-1);font-size:var(--fs-md);font-weight:700;}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-scene-body p{margin:0;font-size:var(--fs-sm);color:var(--muted);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-scene-col{display:grid;gap:var(--sp-4);min-width:0;}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-scene-col .rc-scene img{min-height:150px;}

/* ===== 最新动态/资讯 ===== */
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-feed{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--sp-4);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-post{
  display:flex;gap:var(--sp-4);align-items:flex-start;min-width:0;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:var(--sp-4);box-shadow:var(--sh-1);
  transition:transform var(--t-base) var(--ease-out),border-color var(--t-base) var(--ease),box-shadow var(--t-base) var(--ease);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-post:hover{
  transform:translateY(-3px);border-color:var(--primary);box-shadow:var(--sh-2);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-post img{
  width:88px;height:88px;flex:none;object-fit:cover;border-radius:var(--r-sm);
  filter:sepia(.16) saturate(.95);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-post-body{min-width:0;}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-post-meta{
  font-size:var(--fs-xs);color:var(--secondary);letter-spacing:.08em;text-transform:uppercase;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-post-body h3{margin:var(--sp-1) 0 var(--sp-2);font-size:var(--fs-md);font-weight:700;line-height:var(--lh-snug);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-post-body p{margin:0;font-size:var(--fs-sm);color:var(--muted);}

/* ===== 核心能力卡片（4 个，硬边描边+偏移阴影） ===== */
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-caps{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--sp-4);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-cap{
  background:var(--surface);border:2px solid var(--edge);border-radius:var(--r-md);
  padding:var(--sp-5);min-width:0;box-shadow:5px 5px 0 var(--edge);
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-cap:hover{
  transform:translate(-3px,-3px);box-shadow:8px 8px 0 var(--edge);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-cap-ico{
  width:42px;height:42px;border-radius:var(--r-sm);display:grid;place-items:center;
  background:color-mix(in oklch, var(--primary) 22%, transparent);color:var(--primary);
  font-size:var(--fs-lg);margin-bottom:var(--sp-3);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-cap h3{margin:0 0 var(--sp-2);font-size:var(--fs-md);font-weight:800;letter-spacing:-.01em;}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-cap p{margin:0 0 var(--sp-3);font-size:var(--fs-sm);color:var(--muted);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-cap .rc-metric{
  font-size:var(--fs-xs);color:var(--accent-2);font-weight:700;letter-spacing:.04em;
  border-top:1px dashed var(--line);padding-top:var(--sp-2);
}

/* ===== 实用指导清单 ===== */
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-guide{
  display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.6fr);gap:var(--sp-6);align-items:start;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-guide-aside{
  background:linear-gradient(160deg, color-mix(in oklch, var(--surface) 96%, transparent), color-mix(in oklch, var(--primary) 12%, var(--surface)));
  border:1px solid var(--line);border-radius:var(--r-lg);padding:var(--sp-5);box-shadow:var(--sh-2);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-guide-aside h3{margin:0 0 var(--sp-3);font-size:var(--fs-lg);font-weight:800;}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-guide-aside p{margin:0 0 var(--sp-4);color:var(--muted);font-size:var(--fs-sm);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-guide-aside img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-md);
  filter:sepia(.2) saturate(.9);box-shadow:var(--sh-1);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-checklist{list-style:none;margin:0;padding:0;display:grid;gap:var(--sp-3);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-checklist li{
  display:grid;grid-template-columns:36px minmax(0,1fr);gap:var(--sp-3);
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:var(--sp-4);box-shadow:var(--sh-1);min-width:0;
  transition:border-color var(--t-base) var(--ease),transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-checklist li:hover{border-color:var(--primary);transform:translateX(3px);box-shadow:var(--sh-2);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-checklist .rc-num{
  width:36px;height:36px;border-radius:var(--r-sm);display:grid;place-items:center;
  background:color-mix(in oklch, var(--accent) 20%, transparent);color:var(--accent-2);
  font-weight:800;font-size:var(--fs-sm);border:1px solid color-mix(in oklch, var(--accent) 40%, transparent);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-checklist b{display:block;font-size:var(--fs-md);margin-bottom:var(--sp-1);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-checklist span.rc-tip{color:var(--muted);font-size:var(--fs-sm);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-checklist span.rc-tip code{
  background:color-mix(in oklch, var(--primary) 16%, transparent);color:var(--text);
  padding:1px 6px;border-radius:6px;font-size:var(--fs-xs);
}

/* ===== CTA 内嵌色带 ===== */
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-cta{
  position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  background:var(--surface);box-shadow:var(--sh-3);
  padding:var(--sp-7) var(--sp-5);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-cta::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(115deg, color-mix(in oklch, var(--primary) 24%, transparent) 0 34%, transparent 34.3%),
    linear-gradient(115deg, transparent 0 62%, color-mix(in oklch, var(--accent) 13%, transparent) 62.3% 100%);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-cta-inner{position:relative;display:grid;gap:var(--sp-4);justify-items:start;max-width:60ch;}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-cta h2{margin:0;font-size:var(--fs-2xl);line-height:var(--lh-snug);letter-spacing:-.02em;text-wrap:balance;}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-cta p{margin:0;color:var(--muted);font-size:var(--fs-sm);}

/* ===== 页脚 ===== */
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-footer{
  border-top:1px solid var(--line);margin-top:var(--sp-6);padding-block:var(--sp-6);
  background:color-mix(in oklch, var(--surface) 60%, transparent);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-footer-grid{
  display:grid;grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));gap:var(--sp-5);
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-footer h4{margin:0 0 var(--sp-3);font-size:var(--fs-sm);letter-spacing:.1em;text-transform:uppercase;color:var(--secondary);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:var(--sp-2);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-footer a{color:var(--muted);text-decoration:none;font-size:var(--fs-sm);transition:color var(--t-base) var(--ease);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-footer a:hover{color:var(--accent-2);}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-footer-note{
  margin-top:var(--sp-5);padding-top:var(--sp-4);border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:var(--sp-4);flex-wrap:wrap;
  font-size:var(--fs-xs);color:var(--muted);
}

/* ===== 入场动效（纯 CSS，加载即播放，默认可见终态） ===== */
@keyframes rc-fade-up{
  from{opacity:0;transform:translateY(18px);}
  to{opacity:1;transform:translateY(0);}
}
@keyframes rc-grow{
  from{transform:scaleX(0);}
  to{transform:scaleX(1);}
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-anim{
  animation:rc-fade-up .7s var(--ease-out) both;
}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-d1{animation-delay:.05s;}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-d2{animation-delay:.14s;}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-d3{animation-delay:.23s;}
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-d4{animation-delay:.32s;}

/* 焦点 */
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf a:focus-visible,
.design-style-retrochain_vintage_futurism_blockchain_platform_qnf button:focus-visible{
  outline:2px solid var(--accent-2);outline-offset:3px;border-radius:var(--r-sm);
}

/* ===== 响应式 ===== */
@media (min-width:1600px){
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-wrap{max-width:var(--container-lg);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-caps{grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--sp-5);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-dash{grid-template-columns:repeat(4,minmax(0,1fr));}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-scenes{grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);}
}
@media (min-width:2100px){
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-wrap{max-width:var(--container-xl);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-feed{grid-template-columns:repeat(3,minmax(0,1fr));}
}
@media (max-width:1024px){
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-hero-grid{grid-template-columns:minmax(0,1fr);gap:var(--sp-5);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-dash{grid-template-columns:repeat(2,minmax(0,1fr));}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-compare{grid-template-columns:minmax(0,1fr);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-scenes{grid-template-columns:minmax(0,1fr);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-caps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-guide{grid-template-columns:minmax(0,1fr);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-nav-links{display:none;}
}
@media (max-width:640px){
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-dash{grid-template-columns:minmax(0,1fr);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-feed{grid-template-columns:minmax(0,1fr);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-caps{grid-template-columns:minmax(0,1fr);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-post{flex-direction:column;}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-post img{width:100%;height:150px;}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-footer-grid{grid-template-columns:minmax(0,1fr);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-cta{padding:var(--sp-6) var(--sp-4);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-section{padding-block:var(--sp-6);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-hero{padding-block:var(--sp-6) var(--sp-5);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-paper-stack{padding:var(--sp-4);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-paper-back{inset:auto var(--sp-4) var(--sp-4) var(--sp-4);transform:translate(10px,10px) rotate(1.2deg);}
}
@media (max-width:380px){
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf{--gutter:10px;}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-brand{font-size:var(--fs-md);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-checklist li{grid-template-columns:28px minmax(0,1fr);padding:var(--sp-3);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-checklist .rc-num{width:28px;height:28px;font-size:var(--fs-xs);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-nav-cta{padding:var(--sp-2) var(--sp-3);font-size:var(--fs-xs);}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-hero-actions{flex-direction:column;align-items:stretch;}
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf .rc-btn{justify-content:center;}
}
@media (prefers-reduced-motion:reduce){
  .design-style-retrochain_vintage_futurism_blockchain_platform_qnf *{
    animation-duration:.001ms !important;animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
}