:root{--bg:#fff;--bg-soft:#f7f7f5;--bg-elev:#fff;--bg-hover:#f0f1ee;--fg:#202123;--fg-soft:#62635f;--fg-mute:#898b86;--line:#e6e6e2;--line-strong:#d2d4ce;--brand:#167153;--brand-soft:#e5f1ec;--ok:#167153;--err:#b42318;--warn:#9a6700;--btn-bg:#202123;--btn-fg:#fff;--r:16px;--r-sm:12px;--shadow:0 8px 24px rgba(32,33,35,.06)}
html[data-theme=dark]{--bg:#202123;--bg-soft:#292a28;--bg-elev:#292a28;--bg-hover:#333532;--fg:#f5f5f2;--fg-soft:#c4c7c1;--fg-mute:#969a93;--line:#41443f;--line-strong:#5a5e57;--brand:#55c297;--brand-soft:#18382c;--btn-bg:#f5f5f2;--btn-fg:#202123;--shadow:0 10px 28px rgba(0,0,0,.24)}
*{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;overflow-x:hidden}body{min-height:100vh;background:var(--bg);color:var(--fg);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid color-mix(in srgb,var(--brand) 35%,transparent);outline-offset:2px}
body[data-studio-shell]{padding-left:228px}.page-nav{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.nav{height:58px;max-width:920px;margin:0 auto;padding:0 24px;display:flex;align-items:center;gap:14px}.logo{display:flex;align-items:center;gap:9px;color:var(--fg);font-weight:650;letter-spacing:-.02em}.logo:hover{text-decoration:none}.mk,.mark i{width:26px;height:26px;border-radius:9px;display:grid;place-items:center;background:var(--fg);color:var(--bg);font-style:normal}.mk:after{content:"";width:8px;height:8px;border:2px solid var(--bg);border-radius:50%}.nav-links{display:flex;gap:4px;margin-left:12px}.nav-links a{padding:8px 11px;border-radius:10px;color:var(--fg-soft);font-size:14px}.nav-links a:hover,.nav-links a.on{background:var(--bg-soft);color:var(--fg);text-decoration:none}.nav-links a.on{font-weight:650}.nav-right{margin-left:auto;display:flex;align-items:center;gap:8px}.who{font-size:13px;color:var(--fg-soft)}.icon-btn{width:38px;height:38px;border:1px solid var(--line);border-radius:11px;background:var(--bg-elev);color:var(--fg-soft);display:grid;place-items:center}.icon-btn:hover{border-color:var(--line-strong);color:var(--fg)}
main{width:min(820px,100%);margin:0 auto;padding:64px 28px 88px}.eyebrow{margin-bottom:14px;color:var(--brand);font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase}h1{font-size:clamp(32px,5vw,56px);line-height:1.12;letter-spacing:-.045em;margin-bottom:14px}h2{font-size:20px;line-height:1.3;letter-spacing:-.02em}.lead{max-width:680px;margin-bottom:36px;color:var(--fg-soft);font-size:17px}.card{margin-bottom:18px;padding:26px;background:var(--bg-elev);border:1px solid var(--line);border-radius:20px}.card h2{display:flex;align-items:center;gap:8px;margin-bottom:14px}.card h2 .n{margin-left:auto;color:var(--fg-mute);font-size:13px;font-weight:500}.muted{color:var(--fg-soft);font-size:14px}.note{margin-top:14px;color:var(--fg-mute);font-size:13px}.hidden{display:none!important}.row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.row.end{justify-content:flex-end}.divider{height:1px;margin:20px 0;background:var(--line)}
.field{margin-bottom:14px}.field label{display:block;margin-bottom:6px;color:var(--fg-soft);font-size:13px}.inp{width:100%;min-height:44px;padding:9px 13px;border:1px solid var(--line-strong);border-radius:var(--r-sm);background:var(--bg);color:var(--fg);font-size:16px}.inp:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}textarea.inp{resize:vertical}.btn{min-height:44px;padding:0 17px;border:1px solid transparent;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;gap:7px;font-size:14px;font-weight:650;white-space:nowrap}.btn:hover{text-decoration:none}.btn-solid{background:var(--btn-bg);color:var(--btn-fg)}.btn-solid:hover{opacity:.86}.btn-line{border-color:var(--line-strong);background:var(--bg-elev);color:var(--fg)}.btn-line:hover{background:var(--bg-hover)}.btn-sm{min-height:38px;padding:0 13px;font-size:13px}.btn-block{width:100%}.btn:disabled{cursor:wait;opacity:.55}.msg{min-height:22px;margin-top:12px;color:var(--fg-soft);font-size:14px}.msg.ok{color:var(--ok)}.msg.err{color:var(--err)}
.sub-item{display:flex;align-items:center;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}.sub-item:last-child{border-bottom:0}.sub-item .ic{width:40px;height:40px;display:grid;place-items:center;flex:none;border-radius:12px;background:var(--brand-soft);color:var(--brand);font-weight:700}.sub-item .tx{min-width:0;flex:1}.sub-item .tx b{display:block}.sub-item .tx p{margin-top:2px;color:var(--fg-mute);font-size:13px;word-break:break-all}.sub-item .acts{display:flex;gap:8px}.steps{counter-reset:step}.step{position:relative;padding:0 0 18px 34px;color:var(--fg-soft);font-size:14px}.step:before{counter-increment:step;content:counter(step);position:absolute;left:0;top:2px;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;background:var(--brand-soft);color:var(--brand);font-size:12px;font-weight:700}.step b{color:var(--fg)}.step:last-child{padding-bottom:0}.plan{position:relative;margin-bottom:14px;padding:22px;border:1px solid var(--line);border-radius:16px}.plan:hover{border-color:var(--line-strong)}.plan.feat{border-color:var(--brand)}.plan .pt{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}.plan .price{margin:8px 0 4px;font-size:28px;font-weight:700}.plan .price small{font-size:13px;color:var(--fg-mute);font-weight:400}.plan ul{margin:12px 0 18px;list-style:none}.plan li{padding:3px 0;color:var(--fg-soft);font-size:14px}.plan li:before{content:"";display:inline-block;width:6px;height:6px;margin:0 9px 2px 0;border-radius:50%;background:var(--brand)}.pill{position:absolute;top:-10px;right:16px;padding:3px 10px;border-radius:99px;background:var(--brand);color:#fff;font-size:11px}.kv{display:flex;justify-content:space-between;gap:14px;padding:10px 0;border-bottom:1px dashed var(--line);font-size:14px}.kv:last-child{border-bottom:0}.kv span:first-child{color:var(--fg-mute)}.kv span:last-child{text-align:right;word-break:break-all}.wallet-box{display:flex;align-items:flex-start;gap:10px;margin:10px 0;padding:14px;border:1px solid var(--line);border-radius:12px;background:var(--bg-soft);font:13px/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;word-break:break-all}.wallet-box code{flex:1}.status-dot{display:inline-block;width:8px;height:8px;margin-right:7px;border-radius:50%;background:var(--fg-mute)}.status-dot.live{background:var(--warn);animation:pulse 1.4s infinite}.status-dot.done{background:var(--ok)}@keyframes pulse{50%{opacity:.45}}footer{padding:26px 20px;border-top:1px solid var(--line);color:var(--fg-mute);text-align:center;font-size:13px}footer a{color:var(--fg-soft)}.spinner{display:inline-block;width:13px;height:13px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:720px){body[data-studio-shell]{padding-left:0}.nav{height:auto;min-height:58px;padding:8px 16px;flex-wrap:wrap}.nav-links{order:3;width:100%;margin:0;overflow:auto}.nav-links a{padding:7px 10px;white-space:nowrap}.nav-links a:not(.keep){display:none}main{padding:42px 16px 64px}.lead{font-size:16px;margin-bottom:28px}.card{padding:20px;border-radius:16px}.who{display:none}}@media(max-width:520px){.sub-item{align-items:flex-start;flex-wrap:wrap}.sub-item .acts{width:100%}.sub-item .acts .btn{flex:1}.row .btn{flex:1}.plan{padding:18px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}