:root{color-scheme:light;--ink: #f7fff7;--muted: rgba(247, 255, 247, .74);--soft: rgba(247, 255, 247, .12);--line: rgba(247, 255, 247, .2);--accent: #c9ff6a;--accent-strong: #5ef0a3;--field: #0b3d2e;--field-deep: #062017;--panel: rgba(8, 39, 29, .72);--shadow: 0 24px 80px rgba(0, 0, 0, .32);font-family:Inter,PingFang SC,Hiragino Sans GB,Microsoft YaHei,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html,body{min-width:320px;margin:0}html{min-height:100%;background:var(--field-deep)}body{min-height:100vh;background:var(--field-deep);color:var(--ink)}.site-shell{min-height:100vh;background:radial-gradient(circle at 20% 18%,rgba(201,255,106,.26),transparent 28rem),radial-gradient(circle at 78% 82%,rgba(94,240,163,.18),transparent 24rem),linear-gradient(135deg,var(--field),var(--field-deep));overflow:hidden}.hero{position:relative;display:grid;min-height:100vh;place-items:center;padding:48px 24px 34px;isolation:isolate}.hero:before{position:absolute;inset:18px;z-index:-1;border:1px solid var(--line);border-radius:28px;content:""}.field-lines{position:absolute;inset:0;z-index:-2;opacity:.58;pointer-events:none}.field-lines:before,.field-lines:after{position:absolute;inset-block:18px;width:1px;background:var(--line);content:""}.field-lines:before{left:50%}.field-lines:after{display:none}.field-circle{position:absolute;top:50%;left:50%;width:min(44vw,360px);aspect-ratio:1;border:1px solid var(--line);border-radius:50%;transform:translate(-50%,-50%)}.field-arc{position:absolute;top:50%;width:min(20vw,150px);height:min(42vw,320px);border:1px solid var(--line);transform:translateY(-50%)}.field-arc-left{left:18px;border-left:0;border-radius:0 999px 999px 0}.field-arc-right{right:18px;border-right:0;border-radius:999px 0 0 999px}.hero-content{width:min(100%,760px);text-align:center}.brand-name{margin:0 0 22px;color:var(--muted);font-size:15px;font-weight:700;letter-spacing:0}h1{display:flex;flex-wrap:wrap;justify-content:center;max-width:9em;margin:0 auto;font-size:clamp(48px,10vw,104px);font-weight:900;line-height:.98;letter-spacing:0}h1 span{display:inline-block}.coming-soon{margin:22px 0 0;color:var(--accent);font-size:clamp(24px,5vw,46px);font-weight:800;line-height:1.08;letter-spacing:0;text-transform:lowercase}.intro{max-width:540px;margin:22px auto 0;color:var(--muted);font-size:clamp(16px,2.7vw,20px);line-height:1.8}.intro span{display:block}.qr-panel{display:inline-flex;align-items:center;gap:20px;margin-top:42px;padding:18px 20px;border:1px solid var(--line);border-radius:22px;background:var(--panel);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.qr-placeholder{display:grid;flex:0 0 auto;grid-template-columns:repeat(2,1fr);gap:10px;width:128px;aspect-ratio:1;padding:16px;border:1px solid rgba(247,255,247,.32);border-radius:16px;background:linear-gradient(90deg,rgba(247,255,247,.13) 1px,transparent 1px),linear-gradient(rgba(247,255,247,.13) 1px,transparent 1px),#f7fff714;background-size:16px 16px}.qr-placeholder span{min-width:0;border-radius:8px;background:var(--ink)}.qr-placeholder span:nth-child(2),.qr-placeholder span:nth-child(3){background:var(--accent-strong)}.qr-image{display:block;width:128px;aspect-ratio:1;border:1px solid rgba(247,255,247,.32);border-radius:16px;background:#f7fff714;object-fit:cover}.qr-copy{min-width:168px;text-align:left}.qr-copy p,.qr-copy strong{display:block;margin:0}.qr-copy p{color:var(--ink);font-size:18px;font-weight:800;line-height:1.35}.qr-copy strong{margin-top:8px;color:var(--muted);font-size:14px;font-weight:600;line-height:1.5}.page-footer{position:absolute;right:34px;bottom:28px;left:34px;display:flex;flex-wrap:wrap;justify-content:center;gap:16px;color:#f7fff794;font-size:13px;line-height:1.6}.beian-link{color:#f7fff7b8;text-decoration:none;text-underline-offset:4px}.beian-link:hover,.beian-link:focus-visible{color:var(--ink);text-decoration:underline}@media(max-width:640px){.hero{align-items:start;min-height:100svh;padding:68px 22px 28px}.hero:before{inset:12px;border-radius:22px}.hero-content{align-self:center}.brand-name{margin-bottom:18px}h1{display:block;max-width:100%;font-size:clamp(44px,13vw,58px);line-height:1.04}h1 span{display:block}.intro{max-width:16em;margin-top:18px}.qr-panel{width:min(100%,280px);flex-direction:column;gap:16px;margin-top:34px;padding:18px}.qr-placeholder,.qr-image{width:min(42vw,136px)}.qr-copy{min-width:0;text-align:center}.page-footer{position:static;align-self:end;flex-direction:column;align-items:center;margin-top:32px;font-size:12px}.field-arc{width:84px;height:220px}}@media(max-width:360px){.hero{padding-inline:18px}h1{font-size:clamp(40px,12vw,48px)}.qr-panel{width:100%}.intro{font-size:15px}}