body{margin:0}:root{--paper: #EDF0F3;--surface: #FFFFFF;--ink: #0F1F33;--ink-2: #51627A;--line: #CBD4DE;--mark: #FFD84D;--on-mark: #0F1F33;--signal: #0B7A85;--edge: #0F1F33;--on-ink: #EDF0F3;--band: #0F1F33;--on-band: #EAF0F6;--on-band-2: #A3B3C6;--band-line: rgba(234, 240, 246, .18);--display: "Bricolage Grotesque", "Noto Sans SC", system-ui, sans-serif;--body: "Noto Sans SC", system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;--mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;--nav-h: 56px}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--paper: #0A1320;--surface: #111F31;--ink: #E8EEF5;--ink-2: #9AABBF;--line: #243449;--mark: #F2C94C;--signal: #4CC3CE;--edge: #2A3E58;--on-ink: #0A1320;--band: #15263C;color-scheme:dark}}:root[data-theme=dark]{--paper: #0A1320;--surface: #111F31;--ink: #E8EEF5;--ink-2: #9AABBF;--line: #243449;--mark: #F2C94C;--signal: #4CC3CE;--edge: #2A3E58;--on-ink: #0A1320;--band: #15263C;color-scheme:dark}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:72px}body{background:var(--paper);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.75}h1,h2,h3{font-family:var(--display);margin:0;text-wrap:balance;letter-spacing:-.015em}h2{font-size:clamp(1.7rem,3.6vw,2.6rem);line-height:1.2;font-weight:800}h3{font-size:1.1rem;line-height:1.4;font-weight:700}p{margin:0}a{color:inherit}:focus-visible{outline:3px solid var(--signal);outline-offset:3px;border-radius:3px}.wrap{max-width:1160px;margin-inline:auto;padding-inline:clamp(16px,4vw,32px)}.sec{padding-block:clamp(56px,9vw,112px)}.sec+.sec{border-top:1px solid var(--line)}.lead{font-size:1.1rem;color:var(--ink-2);max-width:36em}.mono{font-family:var(--mono)}.btn{display:inline-flex;align-items:center;justify-content:center;font:700 15px/1 var(--body);padding:14px 20px;border-radius:6px;border:2px solid var(--ink);background:var(--ink);color:var(--on-ink);text-decoration:none;cursor:pointer;transition:transform .15s,box-shadow .15s}.btn:hover{transform:translate(-2px,-2px);box-shadow:3px 3px 0 var(--signal)}.btn.ghost{background:transparent;color:var(--ink)}.btn.mark{background:var(--mark);border-color:var(--mark);color:var(--on-mark)}.btn.mark:hover{box-shadow:3px 3px 0 var(--on-band)}.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;height:var(--nav-h);background:var(--paper);border-bottom:1px solid var(--line)}.nav .wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px}.cite{font:500 10px/1 var(--mono);border:1px solid currentColor;border-radius:3px;padding:2px 4px;margin-left:3px;vertical-align:.5em}.nav ul{display:flex;gap:28px;list-style:none;margin:0;padding:0;font-size:14px;font-weight:500}.nav ul a{text-decoration:none;color:var(--ink-2)}.nav ul a:hover{color:var(--ink)}.nav .btn{padding:10px 16px;font-size:14px}@media(max-width:820px){.nav ul{display:none}}.hero{padding-block:clamp(36px,6vw,88px) clamp(48px,7vw,96px)}.hero-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(32px,5vw,64px);align-items:center}.hero h1{font-size:clamp(2.5rem,5.6vw,4.5rem);line-height:1.08;font-weight:800}.hero .lead{margin-top:24px}.hero .cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}.hero .trust{margin-top:28px;font-size:14px;color:var(--ink-2)}.hero .trust a{color:var(--ink);text-underline-offset:3px}@media(max-width:920px){.hero-grid{grid-template-columns:minmax(0,1fr)}}.demo{background:var(--surface);border:2px solid var(--edge);border-radius:10px;box-shadow:8px 8px 0 var(--edge);min-width:0}.demo .q{display:flex;gap:12px;align-items:baseline;padding:14px 18px;border-bottom:1px solid var(--line);font-family:var(--mono);font-size:14px;flex-wrap:wrap}.demo .q small{color:var(--ink-2);font-size:11px}.panes{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr)}.pane{padding:16px 18px 18px;min-width:0}.pane+.pane{border-left:1px solid var(--line)}.pane>h3{font:700 13px/1.4 var(--body);color:var(--ink-2);margin-bottom:10px;letter-spacing:.02em}.serp{list-style:none;margin:0;padding:0}.serp li{padding:9px 8px;border-bottom:1px dashed var(--line);line-height:1.4;transition:opacity .35s,transform .35s,background .5s}.serp .url{display:block;font:400 10.5px/1.4 var(--mono);color:var(--ink-2);overflow-wrap:anywhere}.serp b{display:block;font-size:13.5px;font-weight:500;color:var(--signal);margin-top:2px}.serp li.you{margin-inline:-8px;padding-inline:16px}.demo.done .serp li.you{background:color-mix(in srgb,var(--mark) 38%,transparent)}.answer{font-family:Noto Sans SC,system-ui,sans-serif;font-size:14px;line-height:1.7}.answer .s{background:linear-gradient(var(--mark),var(--mark)) 0 0 / 100% 100% no-repeat;box-decoration-break:clone;-webkit-box-decoration-break:clone;transition:background-size .7s ease}.answer .s:not(.hit){background:none}.answer .s.hit{color:var(--on-mark)}.demo.arm:not(.done) .answer .s.hit{background-size:0% 100%;color:inherit}.answer .cite{color:var(--ink-2);margin-inline:2px}.answer .s.hit .cite{color:var(--on-mark)}.srcs{list-style:none;margin:14px 0 0;padding:0;display:grid;gap:6px;font:400 11px/1.45 var(--mono)}.srcs li{display:flex;gap:8px;color:var(--ink-2);transition:opacity .35s,transform .35s}.srcs li i{font-style:normal;color:var(--ink);flex:none}.srcs li span{min-width:0;overflow-wrap:anywhere}.srcs li.mine span{color:var(--ink);font-weight:500}.demo.arm .step{opacity:0;transform:translateY(5px)}.demo.arm .step.in{opacity:1;transform:none}.demo.arm .w{opacity:0}.demo.arm .w.in{opacity:1}.w{transition:opacity .18s}.demo-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 18px;border-top:1px solid var(--line);font-size:12px;color:var(--ink-2);flex-wrap:wrap}.demo-foot button{font:500 12px var(--body);color:var(--ink);background:none;border:1px solid var(--line);border-radius:5px;padding:4px 10px;cursor:pointer}.demo-foot button:hover{border-color:var(--ink)}@media(max-width:640px){.panes{grid-template-columns:minmax(0,1fr)}.pane+.pane{border-left:0;border-top:1px solid var(--line)}.demo{box-shadow:5px 5px 0 var(--edge)}}.why-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(28px,5vw,72px);align-items:start}.why-grid .lead{margin-top:20px}.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:10px;background:var(--surface)}table{border-collapse:collapse;width:100%;min-width:520px;font-size:15px}th,td{text-align:left;vertical-align:top;padding:16px 18px;border-bottom:1px solid var(--line);line-height:1.6}tr:last-child th,tr:last-child td{border-bottom:0}thead th{font:800 1.05rem/1.3 var(--display)}tbody th{font-weight:700;color:var(--ink-2);width:5.5em;font-size:14px}td.geo{background:color-mix(in srgb,var(--mark) 22%,transparent)}thead th.geo{background:var(--mark);color:var(--on-mark)}@media(max-width:900px){.why-grid{grid-template-columns:minmax(0,1fr)}}.scrolly{height:340vh;border-top:1px solid var(--line)}.stick{position:sticky;top:calc(var(--nav-h) + env(safe-area-inset-top,0px));height:calc(100vh - var(--nav-h) - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px));min-height:480px;max-height:840px;display:flex;align-items:center}.stick .wrap{width:100%}.sg{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(24px,4vw,56px);align-items:center}.sg h2{margin-bottom:28px}.steps{list-style:none;margin:0;padding:0 0 0 22px;position:relative;display:grid;gap:18px}.steps:before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:3px;background:var(--line);border-radius:2px}.progfill{position:absolute;left:0;top:4px;width:3px;height:0;background:var(--signal);border-radius:2px}.steps li{opacity:.32;transition:opacity .3s}.steps li.on{opacity:1}.steps h3{margin-bottom:4px}.steps p{color:var(--ink-2);font-size:15px;max-width:30em}.method-more{margin-top:22px;font-size:15px}.method-more a{color:var(--ink);font-weight:700;text-underline-offset:3px}.gwrap{position:relative;border:1px solid var(--line);border-radius:10px;background:var(--surface);height:min(560px,calc(100vh - var(--nav-h) - 80px));min-height:300px}.gwrap canvas{width:100%;height:100%;display:block}@media(max-width:860px){.sg{grid-template-columns:minmax(0,1fr);gap:16px;align-content:center}.sg h2{font-size:1.45rem;margin-bottom:12px}.gwrap{order:2;height:38vh;min-height:230px}.steps li{display:none;opacity:1}.steps li.on{display:block}.steps{min-height:6.2em}}@media(prefers-reduced-motion:reduce){.scrolly{height:auto}.stick{position:static;height:auto;max-height:none;padding-block:56px}.steps li{display:block!important;opacity:1!important}.progfill{display:none}.gwrap{height:380px}}.svc-head{display:grid;gap:14px;margin-bottom:clamp(32px,5vw,56px)}.svc-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:24px;align-items:stretch}.card{border-radius:12px;padding:clamp(22px,3vw,36px);min-width:0}.card.light{background:var(--surface);border:1px solid var(--line)}.card.dark{background:var(--band);color:var(--on-band);border:1px solid var(--band-line)}.kind{font-size:13px;font-weight:700;color:var(--ink-2)}.card.dark .kind{color:var(--on-band-2)}.card h3{font-size:1.5rem;font-weight:800;margin-top:4px}.price{display:flex;align-items:baseline;flex-wrap:wrap;gap:6px 10px;margin:18px 0 22px}.price strong{font:800 clamp(2rem,4vw,2.7rem)/1 var(--display);letter-spacing:-.02em;font-variant-numeric:tabular-nums}.price span{font-size:14px;color:var(--ink-2)}.card.dark .price span{color:var(--on-band-2)}.dl{display:grid;margin:0}.dl>div{display:grid;gap:2px;padding:12px 0;border-top:1px solid var(--line)}.card.dark .dl>div{border-color:var(--band-line)}.dl dt{font-weight:700;font-size:15.5px}.dl dd{margin:0;font-size:14px;color:var(--ink-2);line-height:1.6}.card.dark .dl dd{color:var(--on-band-2)}.group{margin-top:8px}.group+.group{margin-top:26px}.group>h4{margin:0 0 4px;font:700 14px/1.5 var(--body);color:var(--mark)}.dl.two{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:28px}.card .go{margin-top:22px}.btn-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}.tlink{text-decoration:none;background:linear-gradient(var(--mark),var(--mark)) 0 100% / 0% 38% no-repeat;transition:background-size .25s}.tlink:hover{background-size:100% 38%}.svc-note{margin-top:24px;color:var(--ink-2);font-size:15px;max-width:46em}@media(max-width:960px){.svc-grid{grid-template-columns:minmax(0,1fr)}}@media(max-width:520px){.dl.two{grid-template-columns:minmax(0,1fr)}}.off-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(28px,5vw,72px);align-items:start}.off-grid .lead{margin-top:18px}.quote{margin-top:28px;padding:20px 22px;border:2px solid var(--edge);border-radius:10px;background:var(--surface)}.quote b{font:800 1.25rem/1.3 var(--display);display:block}.quote span{font-size:14px;color:var(--ink-2)}.off-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}.off-list .more{align-self:start;justify-self:end;white-space:nowrap;font-size:14px;font-weight:700;text-decoration:none;border-bottom:2px solid var(--mark);line-height:1.5}.off-list li{display:grid;grid-template-columns:minmax(0,11em) minmax(0,1fr) 5.5em;gap:4px 20px;padding:16px 8px;border-bottom:1px solid var(--line);transition:background .2s}.off-list li:hover{background:color-mix(in srgb,var(--mark) 20%,transparent)}.off-list b{font-weight:700}.off-list span{color:var(--ink-2);font-size:15px}@media(max-width:900px){.off-grid{grid-template-columns:minmax(0,1fr)}}@media(max-width:700px){.off-list li{grid-template-columns:minmax(0,11em) minmax(0,1fr)}.off-list .more{grid-column:2;justify-self:start}}@media(max-width:520px){.off-list li{grid-template-columns:minmax(0,1fr)}.off-list .more{grid-column:1}}.scope-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:clamp(24px,4vw,48px);margin-top:clamp(28px,4vw,48px)}.scope-grid h3{padding-bottom:12px;border-bottom:2px solid var(--ink);margin-bottom:4px}.scope-grid ul{list-style:none;margin:0;padding:0}.scope-grid li{padding:12px 0;border-bottom:1px solid var(--line);font-size:15px;line-height:1.65}.team-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(28px,5vw,72px);align-items:start}.team-grid p+p{margin-top:16px}.team-grid .body p{color:var(--ink-2);max-width:36em}.facts{display:grid;gap:0;border-top:2px solid var(--ink)}.facts div{display:flex;align-items:baseline;gap:16px;padding:16px 0;border-bottom:1px solid var(--line)}.facts strong{font:800 2.4rem/1 var(--display);min-width:2.4em;font-variant-numeric:tabular-nums}.facts span{color:var(--ink-2);font-size:15px}.facts a{font-size:15px;font-weight:700;padding-top:16px;display:inline-block;text-underline-offset:3px}@media(max-width:900px){.team-grid{grid-template-columns:minmax(0,1fr)}}.faq{max-width:820px;margin-top:32px;border-top:2px solid var(--ink)}.faq details{border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;list-style:none;padding:20px 36px 20px 0;font-weight:700;font-size:1.05rem;position:relative}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";position:absolute;right:4px;top:50%;translate:0 -50%;font:500 1.5rem var(--mono);transition:rotate .2s}.faq details[open] summary:after{rotate:45deg}.faq details p{padding:0 0 22px;color:var(--ink-2);max-width:40em}.contact{background:var(--band);color:var(--on-band);padding-block:clamp(56px,9vw,104px)}.contact h2{max-width:16em}.contact .lead{color:var(--on-band-2);margin-top:18px}.contact-row{display:flex;flex-wrap:wrap;gap:20px;align-items:stretch;margin-top:32px}.wx{display:flex;align-items:center;gap:14px;border:1px solid var(--band-line);border-radius:8px;padding:10px 10px 10px 18px;min-width:0}.wx small{color:var(--on-band-2);font-size:13px}.wx code{font:500 1.05rem var(--mono);user-select:all;overflow-wrap:anywhere}.contact .more{margin-top:20px;font-size:14px;color:var(--on-band-2)}.contact .more a{color:var(--mark);text-underline-offset:3px}footer{padding-block:28px;font-size:13px;color:var(--ink-2)}footer .wrap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn,.w,.serp li,.srcs li,.answer .s{transition:none}}.svcm{position:relative}.svcm summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:8px;padding:8px 4px;font:500 14px var(--body);color:var(--ink-2)}.svcm summary::-webkit-details-marker{display:none}.svcm summary:after{content:"";width:6px;height:6px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;rotate:45deg;translate:0 -2px;transition:rotate .2s}.svcm[open] summary:after{rotate:-135deg;translate:0 2px}.svcm summary:hover,.svcm[open] summary{color:var(--ink)}.svcm-panel{position:absolute;top:calc(100% + 12px);right:0;z-index:30;width:min(560px,calc(100vw - 32px));background:var(--surface);color:var(--ink);border:2px solid var(--edge);border-radius:10px;box-shadow:6px 6px 0 var(--edge);padding:18px 22px 16px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 28px}.svcm-panel h4{margin:0 0 4px;font:700 12px/1.5 var(--body);color:var(--ink-2)}.svcm-panel a{display:block;padding:5px 0;font-size:14.5px;line-height:1.5;text-decoration:none;color:var(--ink)}.svcm-panel a:hover{text-decoration:underline;text-decoration-color:var(--mark);text-decoration-thickness:3px;text-underline-offset:4px}.svcm-panel a[aria-current]{font-weight:700}.svcm-panel .full{grid-column:1 / -1;padding-bottom:8px;border-bottom:1px solid var(--line)}@media(max-width:640px){.svcm-panel{position:fixed;left:16px;right:16px;width:auto;top:calc(var(--nav-h) + env(safe-area-inset-top,0px) + 8px);grid-template-columns:minmax(0,1fr);max-height:calc(100vh - var(--nav-h) - 40px);overflow-y:auto}}.svcm-panel .row{display:flex;gap:24px}.soc{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 16px}footer .soc a{color:var(--ink);text-underline-offset:3px}footer .soc code{font-family:var(--mono);user-select:all}.team-grid .follow{grid-column:2;margin-top:0}@media(max-width:900px){.team-grid .follow{grid-column:auto}}.follow{margin:18px 0 0;font-size:15px;color:var(--ink-2);display:flex;flex-wrap:wrap;gap:4px 16px;align-items:baseline}.follow b{color:var(--ink)}.follow a{color:var(--ink);font-weight:700;text-underline-offset:3px}.follow code{font:500 14px var(--mono);color:var(--ink);user-select:all}
