.design-style-blockchain_empowered_frosted_glass_network_wonder_btl{
  --bg:oklch(0.15 0.03 210);
  --surface:oklch(0.21 0.045 210);
  --primary:oklch(0.72 0.12 210);
  --secondary:oklch(0.62 0.12 250);
  --accent:oklch(0.78 0.14 45);
  --accent-2:oklch(0.90 0.1 45);
  --text:oklch(0.94 0.02 210);
  --muted:oklch(0.64 0.032 210);
  --line:oklch(0.72 0.12 210 / .22);
  --line-soft:oklch(0.94 0.02 210 / .10);
  --glass:oklch(0.30 0.05 215 / .34);
  --glass-2:oklch(0.26 0.045 212 / .46);

  --container:1140px;--container-lg:1400px;--container-xl:1680px;
  --gutter:clamp(14px,2.2vw,28px);
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:22px;--sp-6:30px;--sp-7:44px;--sp-8:60px;
  --r-sm:8px;--r-md:12px;--r-lg:16px;--r-pill:999px;
  --sh-1:0 1px 0 rgba(255,255,255,.05) inset,0 2px 8px rgba(0,0,0,.34);
  --sh-2:0 1px 0 rgba(255,255,255,.06) inset,0 12px 28px rgba(0,0,0,.44);
  --sh-3:0 1px 0 rgba(255,255,255,.08) inset,0 24px 60px rgba(0,0,0,.54);
  --fs-xs:clamp(.72rem,.7rem + .1vw,.78rem);
  --fs-sm:clamp(.82rem,.8rem + .15vw,.9rem);
  --fs-md:clamp(.94rem,.9rem + .24vw,1.05rem);
  --fs-lg:clamp(1.12rem,1.04rem + .46vw,1.36rem);
  --fs-xl:clamp(1.45rem,1.28rem + .9vw,1.92rem);
  --fs-2xl:clamp(1.8rem,1.46rem + 1.85vw,2.72rem);
  --fs-3xl:clamp(2.24rem,1.76rem + 2.7vw,3.36rem);
  --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:.24s;--t-slow:.42s;

  position:relative;
  display:block;
  width:100%;
  max-width:100%;
  overflow-x:clip;
  box-sizing:border-box;
  background:
    radial-gradient(1100px 620px at 12% -6%, oklch(0.72 0.12 210 / .19), transparent 62%),
    radial-gradient(900px 560px at 96% 8%, oklch(0.62 0.12 250 / .17), transparent 60%),
    radial-gradient(760px 520px at 62% 108%, oklch(0.78 0.14 45 / .12), transparent 64%),
    var(--bg);
  color:var(--text);
  font-family:"Helvetica Neue","Segoe UI",system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:var(--fs-md);
  line-height:var(--lh-body);
  letter-spacing:.012em;
  overflow-wrap:break-word;
  word-break:break-word;
  -webkit-font-smoothing:antialiased;
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl *,
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl *::before,
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl *::after{box-sizing:border-box;min-width:0;}

/* ===== 顶部提示条 ===== */
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-notice{
  display:flex;align-items:center;gap:var(--sp-3);
  padding:var(--sp-2) var(--gutter);
  background:linear-gradient(100deg,oklch(0.21 0.045 210 / .96),oklch(0.19 0.04 212 / .90));
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
  font-size:var(--fs-xs);
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--text);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-notice .dot{
  flex:0 0 auto;width:8px;height:8px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 4px oklch(0.78 0.14 45 / .18);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-notice b{color:var(--accent-2);font-weight:700;letter-spacing:.2em;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-notice span{color:var(--muted);letter-spacing:.14em;}

/* ===== 布局骨架：粘性双栏 ===== */
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-shell{
  max-width:var(--container);
  margin-inline:auto;
  padding-inline:var(--gutter);
  width:100%;
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-two-col{
  display:grid;
  grid-template-columns:minmax(0,268px) minmax(0,1fr);
  gap:clamp(16px,2.3vw,32px);
  align-items:start;
}

/* 粘性侧栏导航 */
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-rail{
  position:sticky;top:var(--sp-4);
  align-self:start;
  padding:var(--sp-4);
  border-radius:var(--r-lg);
  background:linear-gradient(160deg,var(--glass-2),oklch(0.21 0.045 210 / .30));
  -webkit-backdrop-filter:blur(20px) saturate(150%);
  backdrop-filter:blur(20px) saturate(150%);
  border:1px solid var(--line);
  box-shadow:var(--sh-2);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-brand{
  display:flex;align-items:center;gap:var(--sp-3);
  padding-bottom:var(--sp-3);
  border-bottom:1px solid var(--line-soft);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-brand .mark{
  flex:0 0 auto;width:36px;height:36px;border-radius:var(--r-md);
  display:grid;place-items:center;
  background:linear-gradient(150deg,oklch(0.72 0.12 210 / .55),oklch(0.62 0.12 250 / .40));
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-brand .mark svg{width:19px;height:19px;display:block;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-brand strong{
  display:block;font-size:var(--fs-sm);letter-spacing:.2em;text-transform:uppercase;line-height:1.2;
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-brand em{
  display:block;font-style:normal;font-size:var(--fs-xs);color:var(--muted);letter-spacing:.1em;
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-nav{display:flex;flex-direction:column;gap:var(--sp-1);margin-top:var(--sp-3);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-nav a{
  display:flex;align-items:center;justify-content:space-between;gap:var(--sp-2);
  min-height:42px;padding:var(--sp-2) var(--sp-3);
  border-radius:var(--r-sm);
  color:var(--muted);
  text-decoration:none;
  font-size:var(--fs-sm);
  letter-spacing:.08em;
  border:1px solid transparent;
  transition:color var(--t-base) var(--ease),background var(--t-base) var(--ease),border-color var(--t-base) var(--ease),transform var(--t-base) var(--ease);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-nav a::after{
  content:"→";font-size:var(--fs-xs);opacity:.5;transition:transform var(--t-base) var(--ease),opacity var(--t-base) var(--ease);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-nav a:hover,
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-nav a:focus-visible{
  color:var(--text);background:oklch(0.72 0.12 210 / .12);border-color:var(--line);transform:translateX(3px);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-nav a:hover::after{opacity:1;transform:translateX(3px);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-rail-note{
  margin-top:var(--sp-4);padding:var(--sp-3);
  border-radius:var(--r-md);
  background:oklch(0.15 0.03 210 / .42);
  border:1px solid var(--line-soft);
  font-size:var(--fs-xs);color:var(--muted);line-height:1.66;
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-rail-note b{color:var(--accent-2);font-weight:600;}

/* ===== Hero：大字描边 + 渐变色块 + 大图叠层 ===== */
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-hero{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  background:linear-gradient(155deg,var(--glass-2),oklch(0.21 0.045 210 / .28));
  -webkit-backdrop-filter:blur(22px) saturate(150%);
  backdrop-filter:blur(22px) saturate(150%);
  box-shadow:var(--sh-3);
  padding:clamp(18px,2.7vw,34px);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-hero::before{
  content:"";position:absolute;inset:auto -10% -46% 34%;
  height:66%;border-radius:50%;
  background:radial-gradient(closest-side,oklch(0.72 0.12 210 / .30),transparent 72%);
  pointer-events:none;z-index:0;
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-hero::after{
  content:"";position:absolute;inset:-30% 46% auto -12%;
  height:56%;border-radius:50%;
  background:radial-gradient(closest-side,oklch(0.78 0.14 45 / .16),transparent 70%);
  pointer-events:none;z-index:0;
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-hero > *{position:relative;z-index:1;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-kicker{
  display:inline-flex;align-items:center;gap:var(--sp-2);
  padding:var(--sp-1) var(--sp-3);
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:oklch(0.15 0.03 210 / .40);
  font-size:var(--fs-xs);letter-spacing:.2em;text-transform:uppercase;color:var(--primary);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-title{
  margin:var(--sp-3) 0 0;
  font-size:var(--fs-3xl);
  line-height:var(--lh-tight);
  letter-spacing:.03em;
  font-weight:800;
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-title .outline{
  display:inline;
  color:transparent;
  -webkit-text-fill-color:transparent;
  -webkit-text-stroke:1.6px oklch(0.72 0.12 210 / .92);
  text-stroke:1.6px oklch(0.72 0.12 210 / .92);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-title .grad{
  background:linear-gradient(96deg,var(--primary),var(--accent-2) 88%);
-webkit-background-clip:text;
background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-lede{
  margin:var(--sp-3) 0 0;max-width:62ch;color:var(--muted);font-size:var(--fs-md);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-hero-actions{display:flex;flex-wrap:wrap;gap:var(--sp-3);margin-top:var(--sp-4);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-btn{
  display:inline-flex;align-items:center;gap:var(--sp-2);
  min-height:44px;padding:var(--sp-2) var(--sp-5);
  border-radius:var(--r-pill);
  font-size:var(--fs-sm);letter-spacing:.1em;
  text-decoration:none;cursor:pointer;
  border:1px solid var(--line);
  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),border-color var(--t-base) var(--ease);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-btn--hot{
  background:linear-gradient(140deg,var(--accent),oklch(0.72 0.12 210 / .85));
  color:oklch(0.16 0.03 45);font-weight:700;border-color:transparent;
  box-shadow:var(--sh-2);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-btn--ghost{background:oklch(0.15 0.03 210 / .40);color:var(--text);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-btn:hover,
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-btn:focus-visible{transform:translateY(-2px) scale(1.02);box-shadow:var(--sh-3);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-btn--ghost:hover,
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-btn--ghost:focus-visible{border-color:oklch(0.72 0.12 210 / .42);background:oklch(0.72 0.12 210 / .12);}

/* 数据条 */
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--sp-3);
  margin-top:var(--sp-4);padding-top:var(--sp-3);border-top:1px solid var(--line-soft);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-stats div{min-width:0;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-stats b{
  display:block;font-size:var(--fs-lg);line-height:1.1;color:var(--accent-2);letter-spacing:.02em;font-variant-numeric:tabular-nums;
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-stats span{display:block;font-size:var(--fs-xs);color:var(--muted);letter-spacing:.08em;margin-top:var(--sp-1);}

/* Hero 图集（大图叠层） */
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-hero-gallery{
  display:grid;grid-template-columns:1.55fr 1fr;grid-template-rows:repeat(2,minmax(0,1fr));
  gap:var(--sp-3);margin-top:var(--sp-4);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-shot{
  position:relative;overflow:hidden;border-radius:var(--r-md);
  border:1px solid var(--line);box-shadow:var(--sh-1);
  background:oklch(0.15 0.03 210 / .5);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-shot--wide{grid-row:span 2;aspect-ratio:16/11;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-shot--sq{aspect-ratio:16/10;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-shot img{
  width:100%;height:100%;max-width:100%;display:block;object-fit:cover;
  filter:saturate(.94) contrast(1.04) brightness(.94);
  transition:transform var(--t-slow) var(--ease-out),filter var(--t-slow) var(--ease);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-shot:hover img{transform:scale(1.045);filter:saturate(1.02) contrast(1.06) brightness(1);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-shot figcaption{
  position:absolute;left:var(--sp-3);bottom:var(--sp-3);right:var(--sp-3);
  padding:var(--sp-1) var(--sp-3);
  border-radius:var(--r-pill);
  background:oklch(0.15 0.03 210 / .68);
-webkit-backdrop-filter:blur(10px);
backdrop-filter:blur(10px);
  border:1px solid var(--line-soft);
  font-size:var(--fs-xs);color:var(--text);letter-spacing:.06em;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* ===== 通用区块 ===== */
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-sec{margin-top:clamp(24px,3.2vw,48px);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:var(--sp-4);flex-wrap:wrap;margin-bottom:var(--sp-4);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-sec-head h2{
  margin:0;font-size:var(--fs-xl);line-height:var(--lh-snug);letter-spacing:.06em;font-weight:750;
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-sec-head h2 .thin{
  color:transparent;-webkit-text-fill-color:transparent;
  -webkit-text-stroke:1.2px oklch(0.72 0.12 210 / .85);text-stroke:1.2px oklch(0.72 0.12 210 / .85);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-sec-head p{margin:0;max-width:56ch;color:var(--muted);font-size:var(--fs-sm);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-card{
  border-radius:var(--r-lg);
  background:linear-gradient(158deg,var(--glass),oklch(0.21 0.045 210 / .32));
  -webkit-backdrop-filter:blur(18px) saturate(145%);
  backdrop-filter:blur(18px) saturate(145%);
  border:1px solid var(--line);
  box-shadow:var(--sh-2);
  transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease),border-color var(--t-base) var(--ease);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-card:hover{transform:translateY(-3px);box-shadow:var(--sh-3);border-color:oklch(0.72 0.12 210 / .38);}

/* FAQ 手风琴 */
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-faq{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--sp-3);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-faq details{
  grid-column:span 1;
  border-radius:var(--r-md);
  background:linear-gradient(152deg,var(--glass-2),oklch(0.21 0.045 210 / .30));
  -webkit-backdrop-filter:blur(16px) saturate(145%);
  backdrop-filter:blur(16px) saturate(145%);
  border:1px solid var(--line-soft);
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:border-color var(--t-base) var(--ease),box-shadow var(--t-base) var(--ease);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-faq details[open]{border-color:oklch(0.78 0.14 45 / .40);box-shadow:var(--sh-2);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-faq summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;gap:var(--sp-3);
  min-height:44px;padding:var(--sp-3) var(--sp-4);
  font-size:var(--fs-sm);font-weight:650;letter-spacing:.04em;color:var(--text);
  transition:background var(--t-base) var(--ease);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-faq summary:hover{background:oklch(0.72 0.12 210 / .07);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-faq summary::-webkit-details-marker{display:none;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-faq summary .idx{
  flex:0 0 auto;width:22px;height:22px;border-radius:var(--r-sm);display:grid;place-items:center;
  font-size:var(--fs-xs);color:var(--accent-2);
  background:oklch(0.78 0.14 45 / .14);border:1px solid oklch(0.78 0.14 45 / .28);
  font-variant-numeric:tabular-nums;
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-faq summary .chev{margin-left:auto;flex:0 0 auto;width:16px;height:16px;color:var(--primary);transition:transform var(--t-base) var(--ease);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-faq details[open] summary .chev{transform:rotate(180deg);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-faq .ans{
  padding:var(--sp-3) var(--sp-4) var(--sp-4);
  border-top:1px solid var(--line-soft);
  margin:0 var(--sp-4);
  padding-left:0;padding-right:0;
  color:var(--muted);font-size:var(--fs-sm);line-height:var(--lh-body);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-faq .ans strong{color:var(--text);font-weight:650;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-faq .ans code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:.94em;color:var(--accent-2);
  background:oklch(0.15 0.03 210 / .55);
  border:1px solid var(--line-soft);border-radius:var(--r-sm);
  padding:0 5px;
}

/* 应用场景 6 特性卡 */
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-grid-6{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--sp-4);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-feature{padding:var(--sp-4);display:flex;flex-direction:column;gap:var(--sp-3);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-feature .ic{
  width:38px;height:38px;border-radius:var(--r-md);display:grid;place-items:center;
  background:linear-gradient(150deg,oklch(0.72 0.12 210 / .30),oklch(0.62 0.12 250 / .22));
  border:1px solid var(--line);box-shadow:var(--sh-1);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-feature .ic svg{width:19px;height:19px;display:block;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-feature h3{margin:0;font-size:var(--fs-md);letter-spacing:.03em;line-height:1.34;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-feature p{margin:0;font-size:var(--fs-sm);color:var(--muted);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-feature .kpi{
  margin-top:auto;display:flex;align-items:baseline;gap:var(--sp-2);
  padding-top:var(--sp-3);border-top:1px solid var(--line-soft);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-feature .kpi b{font-size:var(--fs-lg);color:var(--accent-2);line-height:1;font-variant-numeric:tabular-nums;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-feature .kpi span{font-size:var(--fs-xs);color:var(--muted);letter-spacing:.06em;}

/* 实用指导清单 */
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-guide{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--sp-3);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-step{
  display:grid;grid-template-columns:auto minmax(0,1fr);gap:var(--sp-3);
  padding:var(--sp-4);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-step .no{
  width:28px;height:28px;border-radius:var(--r-sm);display:grid;place-items:center;
  font-size:var(--fs-sm);font-weight:800;color:oklch(0.16 0.03 45);
  background:linear-gradient(140deg,var(--accent-2),var(--accent));
  box-shadow:var(--sh-1);font-variant-numeric:tabular-nums;
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-step h3{margin:0 0 var(--sp-1);font-size:var(--fs-sm);letter-spacing:.03em;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-step p{margin:0;font-size:var(--fs-sm);color:var(--muted);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-step ul{margin:var(--sp-2) 0 0;padding-left:1.05em;font-size:var(--fs-xs);color:var(--muted);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-step li{margin-bottom:2px;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-step li b{color:var(--text);font-weight:650;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-pitfall{
  grid-column:1 / -1;padding:var(--sp-4);
  border-left:3px solid var(--accent);
  background:linear-gradient(100deg,oklch(0.78 0.14 45 / .10),transparent 62%);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-pitfall h3{margin:0 0 var(--sp-2);font-size:var(--fs-sm);color:var(--accent-2);letter-spacing:.1em;text-transform:uppercase;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-pitfall ul{margin:0;padding-left:1.05em;font-size:var(--fs-sm);color:var(--muted);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-pitfall li{margin-bottom:var(--sp-1);}

/* 服务/价格档位 */
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-tiers{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--sp-4);align-items:stretch;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-tier{padding:var(--sp-5);display:flex;flex-direction:column;gap:var(--sp-3);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-tier--hot{
  border-color:oklch(0.78 0.14 45 / .42);
  background:linear-gradient(158deg,oklch(0.78 0.14 45 / .13),var(--glass-2) 58%);
  box-shadow:var(--sh-3);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-tier .tag{
  align-self:flex-start;font-size:var(--fs-xs);letter-spacing:.18em;text-transform:uppercase;
  padding:var(--sp-1) var(--sp-3);border-radius:var(--r-pill);
  border:1px solid var(--line);color:var(--primary);background:oklch(0.15 0.03 210 / .42);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-tier--hot .tag{color:oklch(0.16 0.03 45);background:var(--accent-2);border-color:transparent;font-weight:750;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-tier h3{margin:0;font-size:var(--fs-lg);letter-spacing:.04em;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-tier .price{display:flex;align-items:baseline;gap:var(--sp-2);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-tier .price b{font-size:var(--fs-2xl);line-height:1;letter-spacing:.01em;font-variant-numeric:tabular-nums;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-tier .price span{font-size:var(--fs-xs);color:var(--muted);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-tier ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:var(--sp-2);font-size:var(--fs-sm);color:var(--muted);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-tier li{display:grid;grid-template-columns:auto minmax(0,1fr);gap:var(--sp-2);align-items:start;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-tier li::before{content:"◆";font-size:.62em;line-height:1.9;color:var(--primary);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-tier li b{color:var(--text);font-weight:650;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-tier .btl-btn{margin-top:auto;justify-content:center;}

/* 内嵌色带 CTA */
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-cta{
  margin-top:clamp(24px,3.2vw,48px);
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  background:
    linear-gradient(100deg,oklch(0.72 0.12 210 / .20),transparent 46%),
    linear-gradient(158deg,var(--glass-2),oklch(0.21 0.045 210 / .34));
  -webkit-backdrop-filter:blur(20px) saturate(150%);
  backdrop-filter:blur(20px) saturate(150%);
  box-shadow:var(--sh-3);
  padding:clamp(18px,2.6vw,32px);
  display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.9fr);
  gap:var(--sp-5);align-items:center;
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-cta h2{margin:0 0 var(--sp-2);font-size:var(--fs-2xl);line-height:var(--lh-snug);letter-spacing:.03em;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-cta h2 em{font-style:normal;color:var(--accent-2);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-cta p{margin:0;color:var(--muted);font-size:var(--fs-sm);max-width:52ch;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-cta-actions{display:flex;flex-wrap:wrap;gap:var(--sp-3);justify-content:flex-end;}

/* 页脚 */
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-foot{
  margin-top:clamp(24px,3.2vw,48px);
  border-top:1px solid var(--line);
  padding:var(--sp-5) 0 var(--sp-6);
  display:grid;grid-template-columns:minmax(0,1.4fr) repeat(2,minmax(0,1fr));
  gap:var(--sp-5);
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-foot h4{margin:0 0 var(--sp-3);font-size:var(--fs-xs);letter-spacing:.2em;text-transform:uppercase;color:var(--primary);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-foot p{margin:0 0 var(--sp-2);font-size:var(--fs-sm);color:var(--muted);max-width:44ch;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-foot ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:var(--sp-2);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-foot li{font-size:var(--fs-sm);color:var(--muted);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-foot a{color:var(--muted);text-decoration:none;border-bottom:1px solid transparent;transition:color var(--t-base) var(--ease),border-color var(--t-base) var(--ease);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-foot a:hover,
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-foot a:focus-visible{color:var(--text);border-color:var(--line);}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-copy{
  grid-column:1 / -1;margin-top:var(--sp-3);padding-top:var(--sp-4);border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;gap:var(--sp-2) var(--sp-5);justify-content:space-between;
  font-size:var(--fs-xs);color:var(--muted);letter-spacing:.08em;
}

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

/* ===== 纯 CSS 入场：缩放弹入，加载即播、终态即可见 ===== */
@keyframes btl-pop{
  0%{opacity:.001;transform:scale(.94) translateY(10px);}
  60%{opacity:1;}
  100%{opacity:1;transform:scale(1) translateY(0);}
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-pop{
  animation:btl-pop .6s var(--ease-out) both;
}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-d1{animation-delay:.05s;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-d2{animation-delay:.12s;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-d3{animation-delay:.19s;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-d4{animation-delay:.26s;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-d5{animation-delay:.33s;}
.design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-d6{animation-delay:.40s;}

/* ===== 响应式 ===== */
@media (min-width:1600px){
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl{font-size:calc(var(--fs-md) * 1.04);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-shell{max-width:var(--container-lg);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-two-col{grid-template-columns:minmax(0,296px) minmax(0,1fr);gap:clamp(24px,2.5vw,42px);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-grid-6{grid-template-columns:repeat(3,minmax(0,1fr));}
}
@media (min-width:2000px){
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-shell{max-width:var(--container-xl);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-grid-6{grid-template-columns:repeat(3,minmax(0,1fr));}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-two-col{grid-template-columns:minmax(0,320px) minmax(0,1fr);}
}
@media (max-width:1024px){
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-two-col{grid-template-columns:minmax(0,1fr);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-rail{position:static;}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-nav{flex-direction:row;flex-wrap:wrap;}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-nav a{flex:1 1 150px;justify-content:flex-start;}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-grid-6{grid-template-columns:repeat(2,minmax(0,1fr));}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-tiers{grid-template-columns:repeat(2,minmax(0,1fr));}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-cta{grid-template-columns:minmax(0,1fr);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-cta-actions{justify-content:flex-start;}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-foot{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:640px){
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-hero{padding:var(--sp-5) var(--sp-4);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-hero-gallery{grid-template-columns:minmax(0,1fr);grid-template-rows:none;}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-shot--wide{grid-row:auto;aspect-ratio:16/10;}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--sp-3) var(--sp-4);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-faq{grid-template-columns:minmax(0,1fr);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-grid-6{grid-template-columns:minmax(0,1fr);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-guide{grid-template-columns:minmax(0,1fr);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-tiers{grid-template-columns:minmax(0,1fr);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-foot{grid-template-columns:minmax(0,1fr);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-notice{font-size:.68rem;letter-spacing:.1em;}
}
@media (max-width:380px){
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-shell{padding-inline:var(--sp-3);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-hero{padding:var(--sp-4) var(--sp-3);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-brand strong{letter-spacing:.14em;}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-stats{grid-template-columns:minmax(0,1fr);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-feature,
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-step,
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-tier{padding:var(--sp-3);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-faq summary{padding:var(--sp-3);}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-btn{width:100%;justify-content:center;}
}
@media (prefers-reduced-motion:reduce){
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl .btl-pop{animation:none;}
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl *,
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl *::before,
  .design-style-blockchain_empowered_frosted_glass_network_wonder_btl *::after{
    transition-duration:.001ms !important;
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
  }
}