/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@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;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before{box-sizing:border-box;border:0 solid;margin:0;padding:0}::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;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]){-webkit-appearance:button;appearance:button}::file-selector-button{-webkit-appearance: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{.start{inset-inline-start:var(--spacing)}.table{display:table}}:root{--deep-green:#064e3b;--green:#159b65;--green-hover:#118a59;--pale-green:#eaf5f0;--page:#f4f7f6;--card:#fff;--border:#dce5e1;--text:#1f2933;--muted:#66756e}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--page);color:var(--text);margin:0;font-family:Microsoft YaHei,PingFang SC,Arial,sans-serif}a{color:inherit;text-decoration:none}.shell{width:min(1180px,100% - 32px);margin:0 auto}.topbar{background:var(--deep-green);color:#fff;z-index:20;border-bottom:1px solid #79d6a8;height:64px;position:sticky;top:0}.topbar-inner{align-items:center;gap:36px;height:100%;display:flex}.brand{white-space:nowrap;align-items:center;gap:12px;font-size:17px;font-weight:600;display:flex}.brand-mark{letter-spacing:.5px;border:1px solid #ffffffb8;border-radius:5px;place-items:center;width:36px;height:36px;font-size:12px;display:grid}.topnav{color:#ffffffd6;align-items:center;gap:28px;margin-left:auto;font-size:14px;display:flex}.topnav a:hover{color:#fff}.header-action{background:var(--green);border-radius:4px;align-items:center;height:34px;padding:0 18px;font-size:14px;font-weight:600;display:inline-flex}.header-action:hover,.primary-button:hover{background:var(--green-hover)}.hero{border-bottom:1px solid var(--border);background:linear-gradient(135deg,#f4f7f6 0%,#eef7f2 54%,#e5f2ec 100%);min-height:520px}.hero-grid{grid-template-columns:1.08fr .92fr;align-items:center;gap:56px;min-height:520px;padding-top:54px;padding-bottom:54px;display:grid}.eyebrow,.section-title{color:var(--green);align-items:center;gap:9px;font-size:15px;font-weight:600;display:flex}.eyebrow span,.section-title>span{background:var(--green);border-radius:50%;flex:none;width:11px;height:11px}.hero h1{letter-spacing:-1.5px;margin:18px 0;font-size:clamp(36px,4.5vw,58px);font-weight:600;line-height:1.22}.hero h1 strong{color:var(--green);font-weight:600}.hero-copy>p{max-width:650px;color:var(--muted);margin:0;font-size:16px;line-height:1.85}.hero-actions{gap:10px;margin-top:30px;display:flex}.primary-button,.secondary-button{border-radius:4px;justify-content:center;align-items:center;height:40px;padding:0 22px;font-size:14px;font-weight:600;display:inline-flex}.primary-button{background:var(--green);color:#fff}.secondary-button{color:var(--deep-green);background:#fff;border:1px solid #a8d5c0}.secondary-button:hover{background:var(--pale-green)}.hero-meta{color:var(--muted);flex-wrap:wrap;gap:18px;margin-top:26px;font-size:13px;display:flex}.hero-meta span{align-items:center;gap:7px;display:inline-flex}.hero-meta span+span:before{content:"";background:#9aaba3;border-radius:50%;width:3px;height:3px;margin-right:9px}.status-dot{background:#1fa463;border-radius:50%;width:8px;height:8px;display:inline-block;box-shadow:0 0 0 3px #1fa4631f}.protocol-card{background:var(--card);border:1px solid var(--border);border-radius:6px;padding:0 16px 16px;box-shadow:0 18px 50px #064e3b17}.section-title.compact{border-bottom:1px solid var(--border);height:48px}.protocol-path{padding:18px 0 14px}.node{border:1px solid var(--border);background:#f7faf8;border-radius:5px;justify-content:space-between;align-items:center;padding:12px 14px;display:flex}.node small{color:var(--muted);font-size:13px}.node b{font-size:14px;font-weight:600}.node.active{background:var(--pale-green);border-color:#a8d5c0}.node.active b{color:var(--green)}.connector{border-left:1px dashed #79b99c;height:35px;margin-left:28px;position:relative}.connector em{color:var(--muted);font-size:11px;font-style:normal;position:absolute;top:8px;left:12px}.protocol-status{color:#edf7f2;background:#303734;border-radius:4px;justify-content:space-between;gap:12px;padding:12px;font-size:12px;display:flex}.protocol-status span{align-items:center;gap:8px;display:flex}.protocol-status code{color:#a9d8c1;font-family:Consolas,monospace}.intro-section{background:#fff;padding:64px 0 76px}.section-heading{text-align:center}.section-heading .section-title{justify-content:center}.section-heading h2{margin:14px 0 8px;font-size:30px;line-height:1.35}.section-heading p{color:var(--muted);margin:0;font-size:14px}.highlight-grid{grid-template-columns:repeat(3,1fr);gap:14px;margin-top:34px;display:grid}.highlight-card{border:1px solid var(--border);background:var(--card);border-radius:6px;min-height:210px;padding:24px;position:relative}.highlight-card:hover{border-color:#a8d5c0;transition:all .2s;transform:translateY(-2px);box-shadow:0 10px 28px #064e3b12}.card-number{color:var(--green);font:600 13px Consolas,monospace}.highlight-card h3{margin:22px 0 10px;font-size:19px}.highlight-card p{color:var(--muted);margin:0;font-size:14px;line-height:1.7}.highlight-card a{color:var(--green);font-size:13px;font-weight:600;position:absolute;bottom:22px;left:24px}.content-section{border-top:1px solid var(--border);background:#fff;padding:76px 0}.content-section.tinted{background:var(--page)}.content-section h2{margin:14px 0 18px;font-size:30px;line-height:1.38}.lead{color:#33413a;margin:0;font-size:16px;line-height:1.85}.lead.small{font-size:15px}.body-copy{color:var(--muted);margin:16px 0 0;font-size:14px;line-height:1.85}.two-column{grid-template-columns:.95fr 1.05fr;align-items:center;gap:64px;display:grid}.notice{background:var(--pale-green);border:1px solid #cbe4d8;border-radius:5px;grid-template-columns:76px 1fr;gap:12px;margin-top:22px;padding:13px 14px;font-size:13px;line-height:1.6;display:grid}.notice b{color:var(--green)}.notice span{color:#496158}.concept-table{border:1px solid var(--border);background:#fff;border-radius:6px;font-size:13px;overflow:hidden}.concept-table>div{border-bottom:1px solid #e1e7e4;grid-template-columns:116px 1fr;align-items:center;min-height:48px;display:grid}.concept-table>div:last-child{border-bottom:0}.concept-table b,.concept-table span{padding:12px 16px}.concept-table b{color:var(--deep-green);text-align:center;border-right:1px solid #e8edea}.concept-table span{color:var(--muted)}.concept-table .concept-head{min-height:42px;color:var(--text);background:#f1f5f3;font-weight:600}.concept-table .concept-head span:first-child{text-align:center;border-right:1px solid #d9e1dd}.concept-table .concept-head span{color:var(--text)}.split-heading{justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:30px;display:flex}.split-heading h2{margin-bottom:0}.split-heading>p{max-width:460px;color:var(--muted);margin:0 0 3px;font-size:14px;line-height:1.7}.steps-table{border:1px solid var(--border);background:#fff;border-radius:6px;font-size:13px;overflow:hidden}.steps-head,.steps-row{grid-template-columns:74px 160px 1fr 100px;align-items:center;display:grid}.steps-head{background:#f1f5f3;min-height:42px;font-weight:600}.steps-head span,.steps-row>span,.steps-row>b{border-right:1px solid #e8edea;align-items:center;height:100%;padding:0 14px;display:flex}.steps-head span:last-child,.steps-row>span:last-child{border-right:0}.steps-row{border-top:1px solid #e1e7e4;min-height:52px}.steps-row:nth-child(odd){background:#f7faf8}.steps-row>b{font-weight:600}.step-index{color:var(--green);justify-content:center;font:600 13px Consolas,monospace}.steps-row>span:nth-child(3){color:var(--muted);line-height:1.55}.verify{color:#8b6718;justify-content:center;gap:7px}.verify i{background:#f5a623;border-radius:50%;width:7px;height:7px}.section-heading.left{text-align:left;margin-bottom:28px}.section-heading.left .section-title{justify-content:flex-start}.flow-grid{grid-template-columns:1fr 1fr;gap:14px;display:grid}.flow-card{color:#eef5f1;background:#303734;border:1px solid #59625e;border-radius:6px;overflow:hidden}.flow-card header{background:#272d2a;border-bottom:1px solid #59625e;padding:20px 22px 18px}.flow-card header>span{color:#69c497;font:600 11px Consolas,monospace}.flow-card h3{margin:8px 0 4px;font-size:19px}.flow-card header p{color:#aebdb6;margin:0;font-size:13px}.flow-card ol{margin:0;padding:10px 22px 14px;list-style:none}.flow-card li{border-bottom:1px solid #ffffff14;grid-template-columns:1.35fr 1fr 78px;align-items:center;gap:10px;min-height:46px;padding-left:24px;font-size:12px;display:grid;position:relative}.flow-card li:last-child{border-bottom:0}.flow-card li:before{content:"";background:#159b65;border-radius:50%;width:8px;height:8px;position:absolute;left:2px;box-shadow:0 0 0 4px #159b6524}.flow-card li:after{content:"";background:#59625e;width:1px;height:31px;position:absolute;top:29px;left:5.5px}.flow-card li:last-child:after{display:none}.flow-card code{color:#d9efe4;font-family:Consolas,monospace}.flow-card li span{color:#aebdb6}.flow-card em{color:#75cba0;text-align:right;font-style:normal}.code-layout{grid-template-columns:.9fr 1.1fr;align-items:center;gap:64px;display:grid}.check-list{color:#43534c;gap:10px;margin:24px 0 0;padding:0;font-size:14px;list-style:none;display:grid}.check-list li{padding-left:24px;position:relative}.check-list li:before{content:"✓";color:var(--green);font-weight:600;position:absolute;left:0}.code-card{background:#1f2422;border:1px solid #59625e;border-radius:6px;overflow:hidden;box-shadow:0 18px 42px #1f292324}.code-title{color:#e5eee9;border-bottom:1px solid #4c5551;justify-content:space-between;align-items:center;height:44px;padding:0 16px;font-size:12px;display:flex}.code-title i{color:#a9d8c1;background:#35433d;border-radius:3px;padding:4px 8px;font-size:11px;font-style:normal}.code-card pre{color:#b9e2ce;margin:0;padding:24px;font:13px/1.85 Consolas,Courier New,monospace;overflow:auto}.faq-layout{grid-template-columns:340px 1fr;align-items:start;gap:72px;display:grid}.faq-intro{position:sticky;top:92px}.faq-intro h2{margin-bottom:12px}.faq-intro p{color:var(--muted);margin:0 0 24px;font-size:14px;line-height:1.75}.faq-list{border-top:1px solid var(--border)}.faq-list details{border-bottom:1px solid var(--border)}.faq-list summary{cursor:pointer;justify-content:space-between;align-items:center;gap:20px;min-height:66px;font-size:15px;font-weight:600;list-style:none;display:flex}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{color:var(--green);font-size:22px;font-weight:400;transition:all .2s}.faq-list details[open] summary span{transform:rotate(45deg)}.faq-list details p{color:var(--muted);margin:0;padding:0 36px 20px 0;font-size:14px;line-height:1.8}.protocol-full{background:#f8fbf9}.protocol-heading{align-items:flex-start}.protocol-heading>p{margin-top:25px}.protocol-map{border:1px solid var(--border);background:#fff;border-radius:6px;grid-template-columns:1fr 145px 1fr 170px 1fr 90px;align-items:center;gap:0;margin:34px 0 20px;padding:18px;display:grid;box-shadow:0 10px 30px #064e3b0d}.protocol-map>div{background:var(--pale-green);border:1px solid #cbe4d8;border-radius:5px;flex-direction:column;justify-content:center;min-height:88px;padding:16px;display:flex}.protocol-map small{color:var(--muted);font-size:11px}.protocol-map b{color:var(--deep-green);margin-top:8px;font-size:13px;line-height:1.55}.protocol-map>span{color:#6f8279;text-align:center;padding:0 10px;font-size:10px;position:relative}.protocol-map>span:before,.protocol-map>span:after{content:"";border-top:1px dashed #79b99c;width:14px;position:absolute;top:50%}.protocol-map>span:before{left:0}.protocol-map>span:after{right:0}.protocol-chapters{grid-template-columns:repeat(3,1fr);gap:12px;display:grid}.protocol-chapters article{border:1px solid var(--border);background:#fff;border-radius:6px;grid-template-columns:42px 1fr;gap:12px;min-height:176px;padding:20px;display:grid}.protocol-chapters article>span{background:var(--pale-green);width:36px;height:28px;color:var(--green);border-radius:3px;place-items:center;font:600 12px Consolas,monospace;display:grid}.protocol-chapters h3{margin:4px 0 10px;font-size:15px}.protocol-chapters p{color:var(--muted);margin:0;font-size:13px;line-height:1.75}.message-reference{border:1px solid var(--border);background:#fff;border-radius:6px;margin-top:28px;overflow:hidden}.message-reference>.section-title{background:#f1f5f3;padding:0 16px}.message-grid{grid-template-columns:repeat(3,1fr);display:grid}.message-grid>div{border-top:1px solid var(--border);border-right:1px solid var(--border);min-height:128px;padding:18px}.message-grid>div:nth-child(3n){border-right:0}.message-grid code{color:var(--green);margin-bottom:10px;font:600 12px Consolas,monospace;display:block}.message-grid b{font-size:14px}.message-grid p{color:var(--muted);margin:7px 0 0;font-size:12px;line-height:1.65}.official-note{border-left:4px solid var(--green);background:var(--pale-green);border-radius:4px;justify-content:space-between;align-items:center;gap:30px;margin-top:18px;padding:18px 20px;display:flex}.official-note b{font-size:14px}.official-note p{color:var(--muted);margin:6px 0 0;font-size:12px;line-height:1.6}.official-note .secondary-button{flex:none}.architecture-strip{grid-template-columns:1fr 30px 1fr 30px 1fr 30px 1fr;align-items:center;gap:8px;margin:34px 0 28px;display:grid}.architecture-strip>div{border:1px solid var(--border);text-align:center;background:#fff;border-radius:6px;flex-direction:column;justify-content:center;min-height:116px;padding:18px;display:flex}.architecture-strip>div.emphasis{background:var(--pale-green);border-color:#a8d5c0}.architecture-strip small{color:var(--muted);font-size:11px}.architecture-strip b{color:var(--deep-green);margin:8px 0;font-size:16px}.architecture-strip em{color:var(--muted);font-size:11px;font-style:normal}.architecture-strip>i{color:var(--green);text-align:center;font-size:20px;font-style:normal}.build-grid{grid-template-columns:1fr 370px;align-items:start;gap:18px;display:grid}.build-steps{grid-template-columns:1fr 1fr;gap:12px;display:grid}.build-steps article{border:1px solid var(--border);background:#fff;border-radius:6px;grid-template-columns:38px 1fr;gap:12px;min-height:174px;padding:20px;display:grid}.build-steps article>span{background:var(--deep-green);color:#fff;border-radius:3px;place-items:center;width:34px;height:28px;font:600 12px Consolas,monospace;display:grid}.build-steps h3{margin:3px 0 9px;font-size:15px}.build-steps p{color:var(--muted);margin:0;font-size:13px;line-height:1.72}.deployment-aside{gap:12px;display:grid}.aside-card{border:1px solid var(--border);background:#fff;border-radius:6px;padding:0 16px 15px;overflow:hidden}.aside-card>.section-title{border-bottom:1px solid var(--border)}.port-row{border-bottom:1px solid #e8edea;justify-content:space-between;align-items:center;gap:12px;min-height:42px;font-size:12px;display:flex}.port-row b{font-weight:600}.port-row code{color:var(--green);font:12px Consolas,monospace}.aside-card>p{color:var(--muted);margin:14px 0 0;font-size:11px;line-height:1.65}.health-card ul{color:#43534c;gap:9px;margin:14px 0 0;padding:0;font-size:12px;list-style:none;display:grid}.health-card li{padding-left:20px;position:relative}.health-card li:before{content:"✓";color:var(--green);font-weight:600;position:absolute;left:0}.source-links{background:var(--pale-green);border:1px solid #cbe4d8;border-radius:5px;align-items:center;gap:24px;min-height:54px;margin-top:18px;padding:0 18px;font-size:12px;display:flex}.source-links b{color:var(--deep-green)}.source-links a{color:var(--green);font-weight:600}.source-links a:hover{text-decoration:underline}.deep-links{border-top:1px solid var(--border)}.deep-link-grid{grid-template-columns:1fr 1fr;gap:14px;margin-top:32px;display:grid}.deep-link-grid>a{border:1px solid var(--border);background:#fff;border-radius:6px;min-height:220px;padding:26px;transition:all .2s}.deep-link-grid>a:hover{border-color:#a8d5c0;transform:translateY(-2px);box-shadow:0 12px 30px #064e3b12}.deep-link-grid span{color:var(--green);font:600 12px Consolas,monospace}.deep-link-grid h3{margin:18px 0 10px;font-size:21px}.deep-link-grid p{max-width:480px;color:var(--muted);margin:0;font-size:14px;line-height:1.75}.deep-link-grid b{color:var(--green);margin-top:26px;font-size:13px;display:block}.subpage-hero{border-bottom:1px solid var(--border);background:linear-gradient(135deg,#f4f7f6,#e5f2ec);padding:44px 0 54px}.subpage-hero .breadcrumb{color:#829188;align-items:center;gap:9px;margin-bottom:34px;font-size:12px;display:flex}.breadcrumb a:hover{color:var(--green)}.breadcrumb b{color:#53625b;font-weight:400}.subpage-hero h1{margin:16px 0 14px;font-size:clamp(36px,5vw,52px);line-height:1.2}.subpage-hero>div>p{max-width:760px;color:var(--muted);margin:0;font-size:16px;line-height:1.85}.subpage-meta{gap:10px;margin-top:24px;display:flex}.subpage-meta span{color:#496158;background:#ffffffa6;border:1px solid #cbe4d8;border-radius:4px;padding:6px 10px;font-size:12px}.subnav{margin-left:auto}.capability-grid{grid-template-columns:repeat(4,1fr);gap:12px;margin-top:32px;display:grid}.capability-grid article{border:1px solid var(--border);background:#fff;border-radius:6px;min-height:130px;padding:20px}.capability-grid h3{color:var(--deep-green);margin:0 0 10px;font-size:15px}.capability-grid p{color:var(--muted);margin:0;font-size:12px;line-height:1.7}.role-grid{grid-template-columns:1fr 1fr;gap:14px;display:grid}.role-grid article{border:1px solid var(--border);background:#fff;border-radius:6px;padding:24px}.role-grid article>span{color:var(--green);font:600 12px Consolas,monospace}.role-grid h3{margin:10px 0 15px;font-size:18px}.role-grid ul{color:var(--muted);gap:9px;margin:0;padding:0;font-size:13px;list-style:none;display:grid}.role-grid li{padding-left:19px;position:relative}.role-grid li:before{content:"";background:var(--green);border-radius:50%;width:7px;height:7px;position:absolute;top:7px;left:0}.config-section{grid-template-columns:.8fr 1.2fr;align-items:center;gap:60px;display:grid}.config-matrix{border:1px solid var(--border);background:#fff;border-radius:6px;overflow:hidden}.config-matrix>div{border-bottom:1px solid var(--border);grid-template-columns:130px 1fr;align-items:center;min-height:54px;display:grid}.config-matrix>div:last-child{border-bottom:0}.config-matrix b,.config-matrix span{padding:12px 15px;font-size:13px}.config-matrix b{border-right:1px solid var(--border);height:100%;color:var(--deep-green);background:#f1f5f3;align-items:center;display:flex}.config-matrix span{color:var(--muted)}.config-section+.source-links{margin-top:28px}.cta-section{color:#fff;background:linear-gradient(115deg,#064e3b,#087a57);padding:50px 0}.cta-inner{justify-content:space-between;align-items:center;gap:40px;display:flex}.section-title.light{color:#b9ead2}.section-title.light span{background:#79d6a8}.cta-inner h2{margin:12px 0 8px;font-size:28px}.cta-inner p{color:#ffffffb8;margin:0;font-size:14px}.cta-button{height:40px;color:var(--deep-green);background:#fff;border-radius:4px;flex:none;align-items:center;padding:0 22px;font-size:14px;font-weight:600;display:inline-flex}footer{color:#fff;border-bottom:5px solid var(--deep-green);background:#12241e}.footer-main{justify-content:space-between;gap:60px;padding-top:48px;padding-bottom:38px;display:flex}.footer-brand{font-size:16px}.footer-main>div>p{color:#8fa39a;max-width:430px;margin:16px 0 0;font-size:13px;line-height:1.7}.footer-links{gap:80px;display:flex}.footer-links>div{flex-direction:column;gap:10px;min-width:100px;display:flex}.footer-links b{margin-bottom:3px;font-size:13px}.footer-links a{color:#9fb2aa;font-size:12px}.footer-links a:hover{color:#fff}.footer-bottom{color:#7e9188;border-top:1px solid #ffffff1a;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;min-height:52px;font-size:11px;display:grid}.footer-bottom>span:last-child{text-align:right}.icp-link{color:#a9b9b1;letter-spacing:.15px;font-size:12px;font-weight:600}.icp-link:hover{color:#fff;text-decoration:underline}.icp-link:focus-visible{outline-offset:4px;border-radius:2px;outline:2px solid #79d6a8}@media (max-width:1040px){.topnav{gap:17px;font-size:13px}.protocol-map{grid-template-columns:1fr 1fr 1fr;gap:10px}.protocol-map>span{display:none}.protocol-chapters,.capability-grid{grid-template-columns:1fr 1fr}.build-grid{grid-template-columns:1fr}.deployment-aside{grid-template-columns:1fr 1fr}}@media (max-width:900px){.topnav{display:none}.header-action{margin-left:auto}.hero-grid{grid-template-columns:1fr;gap:34px}.hero{min-height:auto}.highlight-grid{grid-template-columns:1fr}.two-column,.code-layout{grid-template-columns:1fr;gap:34px}.flow-grid{grid-template-columns:1fr}.faq-layout{grid-template-columns:1fr;gap:32px}.faq-intro{position:static}.steps-table{overflow-x:auto}.steps-head,.steps-row{min-width:760px}.split-heading{flex-direction:column;align-items:flex-start;gap:8px}.protocol-heading>p{margin-top:0}.message-grid{grid-template-columns:1fr 1fr}.message-grid>div:nth-child(3n){border-right:1px solid var(--border)}.message-grid>div:nth-child(2n){border-right:0}.architecture-strip{grid-template-columns:1fr 24px 1fr}.architecture-strip>div:nth-of-type(3),.architecture-strip>div:nth-of-type(4),.architecture-strip>i:nth-of-type(3){margin-top:4px}.architecture-strip>i:nth-of-type(2){display:none}.architecture-strip>div:nth-of-type(3){grid-column:1}.architecture-strip>div:nth-of-type(4){grid-column:3}.footer-main{flex-direction:column}}@media (max-width:620px){.shell{width:min(100% - 24px,1180px)}.topbar{height:58px}.brand{font-size:15px}.brand-mark{width:32px;height:32px}.header-action{display:none}.hero-grid{padding-top:40px;padding-bottom:42px}.hero h1{font-size:34px}.hero-actions{flex-direction:column}.protocol-status{flex-direction:column;align-items:flex-start}.intro-section,.content-section{padding:48px 0}.section-heading h2,.content-section h2{font-size:25px}.concept-table>div{grid-template-columns:88px 1fr}.concept-table b,.concept-table span{padding:10px}.flow-card li{grid-template-columns:1fr 86px}.flow-card li em{display:none}.deep-link-grid,.protocol-map,.protocol-chapters,.message-grid,.capability-grid,.build-steps,.deployment-aside,.role-grid,.config-section{grid-template-columns:1fr}.message-grid>div,.message-grid>div:nth-child(3n),.message-grid>div:nth-child(2n){border-right:0}.protocol-chapters article,.build-steps article{min-height:auto}.official-note{flex-direction:column;align-items:flex-start}.architecture-strip{grid-template-columns:1fr}.architecture-strip>i{transform:rotate(90deg)}.architecture-strip>div:nth-of-type(3),.architecture-strip>div:nth-of-type(4){grid-column:auto}.architecture-strip>i:nth-of-type(2){display:block}.source-links{flex-direction:column;align-items:flex-start;gap:9px;padding:16px}.subpage-hero{padding:30px 0 42px}.subpage-hero .breadcrumb{margin-bottom:26px}.subpage-hero h1{font-size:34px}.subpage-meta{flex-wrap:wrap}.config-matrix>div{grid-template-columns:105px 1fr}.cta-inner{flex-direction:column;align-items:flex-start}.footer-links{gap:36px}.footer-bottom{flex-direction:column;justify-content:center;align-items:flex-start;gap:7px;min-height:78px;display:flex}.footer-bottom>span:last-child{text-align:left}.notice{grid-template-columns:1fr}.code-card pre{padding:18px;font-size:12px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.highlight-card:hover{transform:none}}