/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid;--tw-outline-style:solid}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--font-weight-normal:400;--font-weight-medium:500;--radius-sm:.25rem;--radius-md:.375rem;--radius-lg:.5rem;--radius-xl:.75rem;--radius-2xl:1rem;--shadow-sm:0 1px 3px 0 #0000001a, 0 1px 2px -1px #0000001a;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.relative{position:relative}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.block{display:block}.flex{display:flex}.grid{display:grid}.hidden{display:none}.table{display:table}.border-collapse{border-collapse:collapse}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.resize{resize:both}.flex-wrap{flex-wrap:wrap}.rounded-xl{border-radius:var(--radius-xl)}.border{border-style:var(--tw-border-style);border-width:1px}.text-nowrap{text-wrap:nowrap}.italic{font-style:italic}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}}:root{--ink:#14201c;--deep:#1d2d27;--paper:#f2f0e8;--white:#fffdf7;--line:#d3d2c6;--green:#738671;--yellow:#e3b74c;--blue:#4f7e96;--copper:#b96c48;--muted:#68736e}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--paper);color:var(--ink);margin:0;font-family:Microsoft YaHei,Noto Sans SC,Arial,sans-serif}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button{font:inherit}.repo-nav{z-index:10;height:74px;color:var(--white);border-bottom:1px solid #fff2;align-items:center;gap:36px;padding:0 clamp(20px,5vw,78px);display:flex;position:absolute;inset:0 0 auto}.repo-nav.solid{background:var(--ink);position:relative}.repo-brand{grid-template-columns:46px 54px 1fr;align-items:center;gap:10px;display:grid}.repo-brand>span{border:1px solid var(--yellow);height:30px;color:var(--yellow);place-items:center;font:700 12px monospace;display:grid}.repo-brand>b{letter-spacing:.16em}.repo-brand>small{color:#9fac9f;letter-spacing:.08em;font:8px monospace}.repo-nav nav{color:#c2cbc5;gap:28px;margin-left:auto;font-size:12px;display:flex}.repo-nav nav a:hover{color:var(--yellow)}.repo-review{border:1px solid #fff5;padding:10px 15px;font-size:11px}.repo-hero{background:var(--ink);min-height:790px;color:var(--white);background-image:linear-gradient(#ffffff08 1px,#0000 1px),linear-gradient(90deg,#ffffff08 1px,#0000 1px);background-size:46px 46px;grid-template-columns:.85fr 1.15fr;align-items:center;gap:70px;padding:130px clamp(24px,7vw,110px) 70px;display:grid}.eyebrow,.repo-heading>p,.m4-hero>p,.m4-gallery-head p,.m4-path>p,.topo-hero p{letter-spacing:.14em;color:var(--yellow);font:10px monospace}.repo-hero h1{letter-spacing:-.06em;margin:26px 0;font-size:clamp(52px,6.4vw,92px);line-height:.95}.repo-hero h1 em,.m4-hero h1 em,.topo-hero h1 em{color:var(--yellow);font-style:normal}.repo-hero-copy>p:last-of-type{color:#bbc5bf;max-width:650px;font-size:15px;line-height:1.9}.repo-actions{align-items:center;gap:26px;margin-top:34px;font-size:12px;display:flex}.repo-primary{background:var(--yellow);color:var(--ink);padding:15px 20px;font-weight:700}.repo-hero-board{background:#e7e6dc;padding:16px;box-shadow:24px 24px #2b3b34}.repo-hero-board img{object-fit:cover;width:100%;height:490px}.repo-hero-board>div{background:var(--deep);justify-content:space-between;gap:20px;padding:16px 18px;display:flex}.repo-hero-board span{color:var(--yellow);font:9px monospace}.repo-hero-board b{font-size:12px}.repo-stats{background:var(--green);color:#fff;grid-template-columns:repeat(4,1fr);padding:34px clamp(24px,7vw,110px);display:grid}.repo-stats span{border-right:1px solid #fff4;align-items:center;gap:15px;font-size:12px;display:flex}.repo-stats span:last-child{border:0}.repo-stats b{color:var(--yellow);font:30px monospace}.repo-section{padding:105px clamp(24px,7vw,110px)}.repo-heading{grid-template-columns:1fr .65fr;align-items:end;gap:60px;margin-bottom:48px;display:grid}.repo-heading>p{grid-column:1}.repo-heading h2{letter-spacing:-.045em;margin:8px 0 0;font-size:clamp(38px,4.5vw,64px);line-height:1.08}.repo-heading>span{color:var(--muted);grid-area:1/2/3;font-size:13px;line-height:1.9}.module-grid{grid-template-columns:repeat(4,1fr);gap:14px;display:grid}.module-card{color:#fff;flex-direction:column;min-height:420px;padding:28px;display:flex;position:relative;overflow:hidden}.module-card:after{content:"";border:1px solid #ffffff28;border-radius:50%;width:190px;height:190px;position:absolute;top:-65px;right:-65px}.module-card.green{background:var(--green)}.module-card.yellow{background:#b99438}.module-card.blue{background:var(--blue)}.module-card.copper{background:var(--copper)}.module-id{color:#fff4;font:54px monospace}.module-card small{letter-spacing:.1em;font:8px monospace}.module-card h3{margin:34px 0 12px;font-size:27px;line-height:1.25}.module-card>b{color:#fff5c8;font-size:13px}.module-card p{color:#fffc;font-size:12px;line-height:1.8}.module-card i{margin-top:auto;font-size:11px;font-style:normal}.m4-preview{background:#dedfd5}.featured-grid{grid-template-columns:repeat(4,1fr);gap:14px;display:grid}.featured-grid a{background:var(--white);border:1px solid var(--line)}.featured-grid img{object-fit:cover;width:100%;height:290px}.featured-grid div{justify-content:space-between;padding:18px;display:flex}.featured-grid small{color:var(--copper);font:10px monospace}.featured-grid b{font-size:14px}.repo-wide-link{background:var(--ink);color:#fff;justify-content:space-between;margin-top:18px;padding:23px 26px;display:flex}.repo-wide-link span{color:#b8c4bc;font-size:12px}.topology-gateway{background:var(--deep);color:#fff;grid-template-columns:1fr .8fr;align-items:center;gap:50px;padding:90px clamp(24px,7vw,110px);display:grid}.topology-gateway p{color:var(--yellow);font:10px monospace}.topology-gateway h2{margin:18px 0;font-size:clamp(40px,5vw,70px);line-height:1.05}.topology-gateway span{color:#bdc7c1;font-size:14px;line-height:1.9}.topology-gateway img{object-fit:cover;width:100%;height:400px}.topology-gateway>a{background:var(--yellow);color:var(--ink);text-align:center;grid-column:2;padding:17px 22px;font-size:12px;font-weight:700}.business{background:#f5f4ed}.business-grid{border:1px solid var(--line);grid-template-columns:repeat(4,1fr);display:grid}.business-grid article{border-right:1px solid var(--line);min-height:250px;padding:30px}.business-grid article:last-child{border:0}.business-grid small{color:var(--copper);font:9px monospace}.business-grid h3{margin:45px 0 14px;font-size:23px}.business-grid p{color:var(--muted);font-size:12px;line-height:1.8}.repo-collab{background:var(--blue);color:#fff;grid-template-columns:.8fr 1.2fr;align-items:center;gap:70px;padding:90px clamp(24px,7vw,110px);display:grid}.repo-collab>div>p{color:var(--yellow);font:10px monospace}.repo-collab h2{font-size:45px;line-height:1.15}.repo-collab>div:last-child{grid-template-columns:1fr 1fr;gap:15px;display:grid}.repo-collab a{border:1px solid #fff4;flex-direction:column;justify-content:space-between;min-height:160px;padding:26px;display:flex}.repo-collab small{color:var(--yellow);font:9px monospace}.repo-collab b{font-size:18px}.repo-footer{color:#fff;background:#0c1512;align-items:center;gap:30px;min-height:100px;padding:25px clamp(24px,7vw,110px);display:flex}.repo-footer>b{color:var(--yellow)}.repo-footer span{color:#8b9890;margin-left:auto;font:9px monospace}.repo-footer a{color:var(--yellow);font-size:11px}.m4-hero{background:var(--ink);color:#fff;padding:100px clamp(24px,7vw,110px)}.m4-hero h1,.topo-hero h1{letter-spacing:-.06em;margin:24px 0 34px;font-size:clamp(55px,7vw,100px);line-height:.92}.m4-hero>span{color:#bcc7c0;max-width:760px;line-height:1.9;display:block}.m4-rules{background:var(--green);color:#fff;grid-template-columns:repeat(4,1fr);padding:30px clamp(24px,7vw,110px);display:grid}.m4-rules div{border-right:1px solid #fff4;flex-direction:column;padding-left:22px;display:flex}.m4-rules div:last-child{border:0}.m4-rules b{font-size:14px}.m4-rules span{color:#e3e8e0;margin-top:6px;font-size:10px}.m4-gallery{padding:100px clamp(24px,7vw,110px)}.m4-gallery-head{justify-content:space-between;align-items:end;margin-bottom:40px;display:flex}.m4-gallery-head h2{margin:8px 0 0;font-size:55px}.filters{gap:8px;display:flex}.filters button{border:1px solid var(--line);cursor:pointer;background:0 0;padding:10px 15px}.filters button.active{background:var(--ink);color:#fff}.m4-grid{grid-template-columns:1fr 1fr;gap:20px;display:grid}.m4-grid article{background:var(--white);border:1px solid var(--line)}.m4-image{position:relative}.m4-image img{object-fit:cover;width:100%;height:430px}.m4-image span{background:var(--yellow);padding:9px 12px;font:11px monospace;position:absolute;top:18px;left:18px}.m4-copy{padding:25px}.m4-copy>small{color:var(--copper);font:9px monospace}.m4-copy h3{margin:8px 0;font-size:28px}.m4-copy>strong{color:var(--green);font-size:13px}.m4-copy dl{border-top:1px solid var(--line);margin-top:20px}.m4-copy dl>div{border-bottom:1px solid var(--line);grid-template-columns:55px 1fr;padding:10px 0;display:grid}.m4-copy dt{color:var(--copper);font-size:10px}.m4-copy dd{color:var(--muted);margin:0;font-size:11px}.m4-path{background:var(--deep);color:#fff;padding:80px clamp(24px,7vw,110px)}.m4-path h2{font-size:48px}.m4-path>div{border-top:1px solid #fff4;grid-template-columns:repeat(4,1fr);display:grid}.m4-path span{border-right:1px solid #fff4;flex-direction:column;padding:25px 15px;font-size:12px;display:flex}.m4-path b{color:var(--yellow);margin-bottom:8px;font:22px monospace}.topo-hero{background:var(--ink);color:#fff;grid-template-columns:.8fr 1.2fr;align-items:center;gap:60px;padding:90px clamp(24px,7vw,110px);display:grid}.topo-hero>div>span{color:#bdc7c1;line-height:1.9}.topo-hero img{object-fit:cover;border:14px solid #e3e1d6;width:100%;height:530px}.topo-atlas,.topo-interface{padding:100px clamp(24px,7vw,110px)}.topo-tabs{grid-template-columns:repeat(5,1fr);margin-bottom:18px;display:grid}.topo-tabs button{border:1px solid var(--line);text-align:left;cursor:pointer;background:0 0;flex-direction:column;padding:18px;display:flex}.topo-tabs button.active{background:var(--ink);color:#fff}.topo-tabs small{color:var(--copper);font:10px monospace}.topo-tabs b{margin:7px 0}.topo-tabs span{color:var(--muted);font:8px monospace}.topo-model{background:var(--white);border:1px solid var(--line);grid-template-columns:1.15fr .85fr;display:grid}.topo-model>div{position:relative}.topo-model img{object-fit:cover;width:100%;height:100%;min-height:580px}.topo-model>div>span{background:var(--yellow);padding:10px;font:10px monospace;position:absolute;top:18px;left:18px}.topo-model>section{padding:38px}.topo-model section>small{color:var(--copper);font:9px monospace}.topo-model h2{margin:8px 0;font-size:43px}.topo-model section>p{color:var(--muted);margin:25px 0;font-size:13px;line-height:1.9}.topo-model section>div{border-top:1px solid var(--line);grid-template-columns:1fr 1fr;gap:25px;display:grid}.topo-model dl{flex-direction:column;gap:9px;display:flex}.topo-model dt{margin-bottom:6px;font-size:12px;font-weight:700}.topo-model dd{color:var(--muted);margin:0;font-size:11px}.topo-interface{background:#dfe1d7}.topo-interface>div:last-child{border:1px solid #b9beb5;grid-template-columns:repeat(4,1fr);display:grid}.topo-interface article{border-right:1px solid #b9beb5;padding:28px}.topo-interface small{color:var(--copper);font:9px monospace}.topo-interface p{color:var(--muted);font-size:12px;line-height:1.8}@media (width<=1000px){.repo-nav nav{display:none}.repo-hero,.topo-hero{grid-template-columns:1fr}.module-grid,.featured-grid,.business-grid{grid-template-columns:1fr 1fr}.repo-heading{grid-template-columns:1fr}.repo-heading>span{grid-area:auto/1}.topology-gateway,.repo-collab{grid-template-columns:1fr}.topology-gateway>a{grid-column:1}.m4-grid,.topo-model{grid-template-columns:1fr}}@media (width<=640px){.repo-nav{height:64px;padding:0 18px}.repo-brand{grid-template-columns:40px 45px}.repo-brand>small{display:none}.repo-review{margin-left:auto}.repo-hero,.repo-section,.m4-gallery,.m4-path,.topo-atlas,.topo-interface{padding:80px 20px}.repo-hero-board img{height:300px}.repo-stats,.module-grid,.featured-grid,.business-grid,.m4-rules,.m4-path>div,.topo-tabs,.topo-interface>div:last-child{grid-template-columns:1fr}.repo-stats span,.m4-rules div{border-bottom:1px solid #fff4;border-right:0;padding:12px 0}.featured-grid img,.m4-image img{height:280px}.repo-wide-link,.m4-gallery-head{flex-direction:column;align-items:flex-start;gap:18px}.topology-gateway,.repo-collab,.m4-hero,.topo-hero{padding:75px 20px}.topology-gateway img{height:280px}.repo-collab>div:last-child{grid-template-columns:1fr}.repo-footer{flex-wrap:wrap}.repo-footer span{order:3;width:100%;margin:0}.m4-gallery-head h2{font-size:40px}.topo-hero img{height:330px}.topo-model img{min-height:300px}.topo-model section>div{grid-template-columns:1fr}}:root{--font-cn:"Noto Sans SC","Source Han Sans SC","Microsoft YaHei UI","Microsoft YaHei",sans-serif;--font-en:"Aptos","Segoe UI","Helvetica Neue",Arial,sans-serif;--font-tech:"Cascadia Mono","IBM Plex Mono",Consolas,monospace}body{font-family:var(--font-cn);font-kerning:normal;text-rendering:optimizelegibility;letter-spacing:.01em}p{line-height:1.85}small{font-family:var(--font-en)}h1,h2,h3,b,strong{font-weight:650}h1 small,h2 small,h3 em,.m4-path span small,.topo-hero span small,.m4-hero span small,.repo-heading>span small,.business-grid p span{font-family:var(--font-en);letter-spacing:.07em;text-transform:uppercase;font-style:normal;font-weight:500;line-height:1.45;display:block}.repo-hero h1,.m4-hero h1,.topo-hero h1{letter-spacing:-.045em;line-height:1.03}.repo-hero h1 small,.m4-hero h1 small,.topo-hero h1 small{color:#aeb9b1;letter-spacing:.14em;margin-top:18px;font-size:10px}.en-copy{font-family:var(--font-en);letter-spacing:.025em;font-size:11px!important;line-height:1.7!important}.repo-hero-board b small{font-family:var(--font-en);color:#b9c4bd;letter-spacing:.06em;margin-top:5px;font-size:8px;line-height:1.5;display:block}.repo-stats span{grid-template-columns:auto 1fr;gap:2px 15px;display:grid}.repo-stats span small{color:#d9e0db;letter-spacing:.08em;grid-column:2;font-size:7px}.repo-heading h2{letter-spacing:-.035em;line-height:1.18}.repo-heading h2 small{color:var(--copper);margin-top:12px;font-size:9px}.repo-heading>span small{color:#87908b;margin-top:10px;font-size:8px}.module-card .card-en{font-family:var(--font-en);color:#ffffffa8;letter-spacing:.025em;font-size:9px;line-height:1.55}.repo-wide-link b small{color:var(--yellow);letter-spacing:.08em;margin-top:6px;font-size:7px;display:block}.topology-gateway h2{line-height:1.15}.topology-gateway h2 small{color:var(--yellow);margin-top:12px;font-size:9px}.topology-gateway span small{font:8px/1.6 var(--font-en);color:#93a19a;margin-top:8px;display:block}.business-grid h3 em{color:var(--copper);margin-top:7px;font-size:7px}.business-grid p span{color:#89918d;margin-top:9px;font-size:8px}.repo-collab h2{line-height:1.28}.repo-collab h2 small{color:#dbe4df;margin-top:12px;font-size:8px}.m4-hero>span small,.topo-hero>div>span small{color:#94a29a;margin-top:10px;font-size:8px}.m4-rules b small{color:#dce4de;margin-top:4px;font-size:7px;display:block}.m4-gallery-head h2 small,.m4-path h2 small{color:var(--copper);margin-top:8px;font-size:8px}.m4-copy dt small,.topo-model dt small{color:var(--copper);margin-top:3px;font-size:7px;display:block}.m4-path span small{color:#a8b6ae;margin-top:7px;font-size:7px}.topo-model h2 em{color:var(--copper);margin-top:6px;font-size:8px}.topo-interface h3 em{color:#7c8580;margin-top:5px;font-size:7px}@media (width<=640px){.repo-hero h1 small,.m4-hero h1 small,.topo-hero h1 small{font-size:8px}.repo-actions{flex-direction:column;align-items:flex-start}.repo-stats span{padding:15px 0}}body{font-family:var(--font-en);letter-spacing:.015em}.cn-sub,.cn-copy,.cn-card,.cn-detail{letter-spacing:.04em!important;text-transform:none!important;font-family:SimSun,Songti SC,STSong,Noto Serif SC,serif!important;font-weight:400!important}.cn-sub{color:var(--muted);margin-top:8px;display:block;font-size:12px!important;line-height:1.75!important}.repo-hero .cn-sub,.m4-hero .cn-sub,.topo-hero .cn-sub,.repo-collab .cn-sub,.m4-path .cn-sub{color:#c7d0ca}.repo-nav small,.repo-review small{color:#94a19a;letter-spacing:.05em;font-family:SimSun,Songti SC,serif;font-size:8px;line-height:1.4;display:block}.repo-nav nav a{font-family:var(--font-en);letter-spacing:.07em;text-align:center;font-weight:650}.repo-hero h1,.m4-hero h1,.topo-hero h1{font-family:var(--font-en);letter-spacing:-.055em;font-weight:700;line-height:.9}.repo-hero h1 .cn-sub,.m4-hero h1 .cn-sub,.topo-hero h1 .cn-sub{margin-top:24px;letter-spacing:.12em!important;font-size:14px!important}.hero-main-en{max-width:650px;font-family:var(--font-en);color:#d7ded9;font-size:16px;line-height:1.75}.cn-copy{color:#9eaaa3;max-width:650px;font-size:11px;line-height:1.9}.repo-actions a{font-family:var(--font-en);letter-spacing:.06em;font-weight:650}.repo-actions small{letter-spacing:.05em;margin-top:4px;font-family:SimSun,Songti SC,serif;font-size:8px;font-weight:400;display:block}.repo-heading>p,.m4-gallery-head p,.m4-path>p,.topo-hero p{font-family:var(--font-tech);font-weight:600}.repo-heading>p small,.m4-gallery-head p small,.m4-path>p small,.topo-hero p small{color:var(--muted);margin-top:5px;font-family:SimSun,Songti SC,serif;font-size:8px;display:block}.repo-heading h2,.topology-gateway h2,.repo-collab h2,.m4-gallery-head h2,.m4-path h2{font-family:var(--font-en);letter-spacing:-.04em;font-weight:700}.repo-heading h2 .cn-sub,.topology-gateway h2 .cn-sub,.repo-collab h2 .cn-sub,.m4-gallery-head h2 .cn-sub,.m4-path h2 .cn-sub{font-size:12px!important}.repo-heading>span{font-family:var(--font-en);font-size:13px;line-height:1.75}.repo-heading>span .cn-sub{font-size:10px!important}.module-card h3{font-family:var(--font-en);letter-spacing:.02em;font-size:24px}.module-card h3 .cn-sub{color:#fff!important;font-size:12px!important}.module-card .card-en{font-family:var(--font-en);color:#fff;font-size:11px;line-height:1.65}.module-card .cn-card{color:#ffffffb5;font-size:9px;line-height:1.75}.module-card i{font-family:var(--font-en);font-weight:650}.module-card i small{margin-left:5px;font-family:SimSun,Songti SC,serif;font-weight:400;display:inline}.business-grid h3{font-family:var(--font-en);letter-spacing:.01em;font-size:20px}.business-grid h3 .cn-sub{font-size:10px!important}.business-grid p{font-family:var(--font-en);font-size:11px}.business-grid p .cn-sub{font-size:9px!important}.business-grid>article>small i{margin-left:5px;font-family:SimSun,Songti SC,serif;font-style:normal}.m4-copy h3{font-family:var(--font-en);font-size:25px}.m4-copy h3 .cn-sub{font-size:11px!important}.m4-copy dt{font-family:var(--font-tech);font-weight:700}.m4-copy dt small{font-family:SimSun,Songti SC,serif}.m4-copy .cn-detail{font-size:10px}.topo-tabs b{font-family:var(--font-en);letter-spacing:.035em;font-size:12px}.topo-tabs .cn-sub{margin-top:5px;font-size:9px!important}.topo-model h2{font-family:var(--font-en);font-size:40px}.topo-model h2 .cn-sub{font-size:12px!important}.topo-model .cn-detail{font-size:10px;line-height:1.8}.topo-model dt,.topo-interface h3{font-family:var(--font-en);letter-spacing:.04em}.topo-interface h3 .cn-sub{font-size:10px!important}.m4-rules b{font-family:var(--font-en);letter-spacing:.04em}.m4-rules b small,.m4-rules span{font-family:SimSun,Songti SC,serif}@media (width<=640px){.repo-hero h1,.m4-hero h1,.topo-hero h1{font-size:48px}.repo-heading h2{font-size:36px}.cn-sub{font-size:10px!important}}.access-loading{background:var(--ink);min-height:100vh;color:var(--yellow);font:700 18px var(--font-tech);letter-spacing:.2em;place-items:center;display:grid}.access-gate{background:var(--ink);color:#fff;place-items:center;min-height:100vh;padding:28px;display:grid;position:relative;overflow:hidden}.access-grid{background-image:linear-gradient(#ffffff09 1px,#0000 1px),linear-gradient(90deg,#ffffff09 1px,#0000 1px);background-size:44px 44px;position:absolute;inset:0;-webkit-mask-image:linear-gradient(135deg,#000,#0000 80%);mask-image:linear-gradient(135deg,#000,#0000 80%)}.access-panel{background:#1d2d27;border:1px solid #ffffff26;width:min(620px,100%);padding:56px;position:relative;box-shadow:24px 24px #0c1512}.access-brand{align-items:center;gap:12px;display:flex}.access-brand span{border:1px solid var(--yellow);color:var(--yellow);font:700 12px var(--font-tech);padding:8px 12px}.access-brand b{letter-spacing:.16em}.access-panel>p:first-of-type{font:9px var(--font-tech);letter-spacing:.15em;color:var(--yellow);margin-top:50px}.access-panel h1{font:700 clamp(58px,9vw,96px)/.85 var(--font-en);letter-spacing:-.06em;margin:18px 0 12px}.access-panel>small{color:#a9b5ae;font:13px SimSun,Songti SC,serif}.access-intro{font:16px/1.7 var(--font-en);margin:32px 0 0}.access-cn{color:#aab6af;margin:4px 0 28px;font:11px/1.8 SimSun,Songti SC,serif}.access-panel form label{font:10px var(--font-tech);letter-spacing:.12em;color:var(--yellow);margin-bottom:9px;display:block}.access-panel form label small,.access-panel button small,.access-error small{margin-left:6px;font-family:SimSun,Songti SC,serif;font-weight:400}.access-panel form>div{grid-template-columns:1fr auto;display:grid}.access-panel input{color:#fff;min-width:0;font:25px var(--font-tech);letter-spacing:.25em;background:#0f1b17;border:1px solid #65746c;border-right:0;outline:0;padding:14px 16px}.access-panel input:focus{border-color:var(--yellow)}.access-panel button{background:var(--yellow);color:var(--ink);font:700 11px var(--font-en);letter-spacing:.08em;cursor:pointer;border:0;padding:0 22px}.access-error{font:10px var(--font-tech);color:#ef9c78;margin:12px 0 0}.access-panel footer{font:8px var(--font-tech);color:#7f8c85;letter-spacing:.1em;border-top:1px solid #ffffff1f;justify-content:space-between;margin-top:42px;padding-top:18px;display:flex}.site-lock{z-index:100;color:#fff;font:700 8px var(--font-en);letter-spacing:.08em;cursor:pointer;background:#14201cdd;border:1px solid #ffffff38;padding:9px 12px;position:fixed;bottom:18px;right:18px}.site-lock small{color:#aeb8b2;margin-left:4px;font-family:SimSun,Songti SC,serif}@media (width<=640px){.access-panel{padding:34px 24px;box-shadow:10px 10px #0c1512}.access-panel h1{font-size:58px}.access-panel form>div{grid-template-columns:1fr}.access-panel input{border-right:1px solid #65746c}.access-panel button{padding:15px}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}