@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');
:root{font-family:'DM Sans',system-ui,sans-serif;color:#21372b;background:#f6f7f2;font-synthesis:none;--green:#286943;--muted:#68756a;--border:#dfe5d9;--mono:'IBM Plex Mono',monospace}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button,input{font:inherit}button,summary{cursor:pointer}button,a,summary{touch-action:manipulation}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #7aab71;outline-offset:4px}[hidden]{display:none!important}.topbar{height:88px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:42px;padding:0 max(32px,calc((100vw - 1320px)/2));background:#fafbf7}.brand{display:flex;align-items:center;gap:12px;font-size:22px;font-weight:700;letter-spacing:-.7px}.brand>span>span{font-weight:400}.brand-mark{display:grid;place-items:center;background:#254f35;color:#d7ebc4;border-radius:10px;width:41px;height:41px;font-size:27px}.catalog-link{font-size:14px;color:#697963}.catalog-link span{margin-left:10px}.profile{margin-left:auto;font-size:14px;display:flex;gap:10px;align-items:center;color:#687561}.avatar{height:33px;width:33px;border-radius:50%;background:#e8eddf;color:#647351;display:grid;place-items:center;font-size:11px}main{max-width:1320px;margin:auto;padding:0 32px}.home-hero{padding:76px 0 65px;display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:58px}.eyebrow{font-size:11px;letter-spacing:1.6px;font-weight:600;color:#738361;display:flex;align-items:center;gap:9px}.eyebrow i{height:6px;width:6px;background:#498357;border-radius:50%}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(34px,3.8vw,50px);letter-spacing:-2px;line-height:1.16;margin:22px 0}h1 em{font-style:normal;color:#3c7c4a}.home-hero p{font-size:16px;line-height:1.8;color:var(--muted)}.hero-tags{display:flex;gap:10px;margin-top:26px}.hero-tags span{font-size:12px;color:#6d7d5e;border:1px solid #dae3cf;border-radius:50px;padding:7px 12px}.hero-terminal{background:#14221c;color:#c9d8bd;border:1px solid #293f30;border-radius:13px;box-shadow:0 22px 45px #2b43251a;transform:rotate(-2deg);font:12px/1.9 var(--mono);max-width:100%}.mini-dots{font:11px var(--mono);color:#688963;display:flex;justify-content:space-between;padding:18px 20px;border-bottom:1px solid #2c3d30}.mini-dots span{color:#8c9e85;font-size:10px}.hero-terminal>div:nth-child(2){padding:24px;overflow:hidden;white-space:nowrap}.mini-green{color:#9ec797}.mini-muted{color:#849981}.cursor{font-weight:400;color:#b8d8a6}.hero-terminal-bottom{font:11px 'DM Sans',sans-serif;color:#8b9e80;padding:14px 24px;border-top:1px solid #2c3d30}.hero-terminal-bottom i{display:inline-block;width:5px;height:5px;background:#8bbe7a;border-radius:50%;margin-right:6px}.catalog-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px;gap:20px}.catalog-heading h2{font-size:27px;letter-spacing:-.9px;margin:10px 0 0}.overall-progress{color:#738364;font-size:13px;min-width:180px;text-align:right}.progress-track{height:4px;background:#e1e8d9;border-radius:4px;margin-top:12px;overflow:hidden}.progress-track i{height:100%;background:#608b51;display:block;width:0;transition:width .2s}.lab-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.lab-card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:27px;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}.lab-card:hover{transform:translateY(-4px);box-shadow:0 16px 30px #3043260d;border-color:#b8cbaa}.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:27px}.card-icon{background:#edf3e6;border:1px solid #e2ebd7;border-radius:10px;color:#557943;font:22px var(--mono);height:47px;width:47px;display:grid;place-items:center}.card-category{font-size:11px;text-transform:uppercase;letter-spacing:1.1px;color:#8a967d}.card-number{color:#809174;font:11px var(--mono);margin-bottom:10px}.lab-card h3{font-size:22px;letter-spacing:-.7px;line-height:1.3;margin-bottom:12px}.lab-card p{font-size:14px;line-height:1.75;color:#798570;margin-bottom:22px}.card-meta{display:flex;gap:12px;align-items:center;font-size:12px;color:#7c8a72;margin-top:auto}.card-meta .card-done{margin-left:auto;color:#2c7544;font-size:11px}.card-start{border-top:1px solid #e8eee2;padding-top:18px;margin-top:22px;color:#316642;display:flex;justify-content:space-between;font-size:14px;font-weight:500}.how-to-start{margin:34px 0 60px;padding:24px;background:#edf1e5;border:1px solid #e1e8d7;border-radius:10px;display:flex;gap:18px;align-items:center}.start-icon{font:28px var(--mono);color:#6d8756}.how-to-start h3{font-size:15px;margin:0 0 7px;font-weight:500}.how-to-start p{font-size:13px;line-height:1.8;color:#758367;margin:0;max-width:690px}.start-label{margin-left:auto;font-size:11px;color:#829272;white-space:nowrap}.back-link{display:inline-block;margin:30px 0 24px;font-size:14px;color:#738467}.back-link:hover{color:#2d663f}.practice-heading{display:flex;gap:30px;justify-content:space-between;align-items:center;margin-bottom:30px}.practice-heading h1{font-size:34px;margin:12px 0;letter-spacing:-1.2px}.practice-heading p{font-size:16px;line-height:1.7;color:#738069;margin:0;max-width:730px}.lab-meta{display:flex;gap:8px;white-space:nowrap}.lab-meta span{border:1px solid #d9e2cf;padding:7px 11px;border-radius:5px;font-size:12px;color:#758666}.practice-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:24px}.panel{background:#fff;border:1px solid var(--border);border-radius:10px}.panel-heading{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;border-bottom:1px solid #eaf0e3}.panel-heading h2{font-size:14px;font-weight:500;margin:0}.panel-heading>span{font:11px var(--mono);color:#8a9780}.network-map{display:flex;align-items:center;padding:23px 28px}.node{text-align:center;min-width:115px;display:flex;align-items:center;flex-direction:column}.node-icon{height:40px;width:45px;border:1px solid #dfe7d6;border-radius:8px;background:#f1f5eb;color:#648254;display:grid;place-items:center;font-size:27px}.node b{font-size:12px;font-weight:500;margin:9px 0 5px}.node small{font:11px var(--mono);color:#7f8d75}.node em{font-size:10px;font-style:normal;color:#95a087;margin-top:5px}.wire{flex:1;border-top:2px solid #97b589;margin-top:-33px;position:relative;min-width:10px}.wire span{position:absolute;left:50%;transform:translateX(-50%);top:-20px;font:9px var(--mono);color:#899c7a}.wire.down{border-color:#bc8d73}.wire.dashed{border-top-style:dashed;border-color:#c1ceaf}.topology-note{display:flex;justify-content:space-between;align-items:center;padding:11px 24px;background:#fafcf7;border-top:1px solid #eaf0e3;border-radius:0 0 10px 10px;font-size:11px;color:#859377}.topology-note i{display:inline-block;width:5px;height:5px;background:#8fa97b;border-radius:50%;margin-right:5px}.topology-note code{font:11px var(--mono)}.terminal{background:#111b17;border:1px solid #22362a;color:#d5e0d0;border-radius:10px;margin-top:22px;overflow:hidden;font:16px/1.7 var(--mono);box-shadow:0 10px 28px #21371d0c;scroll-margin-top:25px}.terminal-heading{background:#1b2920;border-bottom:1px solid #2a3b2d;display:flex;justify-content:space-between;align-items:center;height:46px;padding:0 20px;color:#84947d;font-size:11px}.window-dots{display:flex;gap:6px}.window-dots i{height:7px;width:7px;border-radius:50%;background:#bf7869}.window-dots i:nth-child(2){background:#b8a16b}.window-dots i:nth-child(3){background:#7ca075}.terminal-heading button{background:none;border:0;color:#91a385;font-size:19px;padding:5px}.terminal-body{height:380px;overflow:auto;padding:22px;scrollbar-width:thin;scrollbar-color:#42513d #111b17}#terminal-output pre{font:inherit;white-space:pre-wrap;overflow-wrap:anywhere;margin:0 0 16px}#terminal-output .welcome{color:#899c80}#terminal-output .command-line{color:#b1d39b;margin-bottom:4px}#terminal-form{display:flex;gap:8px;align-items:baseline}#terminal-form label{white-space:nowrap;color:#c3ccb8}#terminal-form label span{color:#a7cb92}#terminal-form label b{color:#8eaac0}#command{background:transparent;border:0;border-radius:0;outline:0;box-shadow:none;color:#e4edda;caret-color:#b9d9a1;font:inherit;padding:0;margin:0;flex:1;width:0;min-width:30px}#command:focus{background:transparent;border:0;outline:0;box-shadow:none}.terminal-footer{border-top:1px solid #283a2b;display:flex;justify-content:space-between;gap:8px;padding:11px 18px;color:#778c6c;font-size:10px}.terminal-footer i{height:4px;width:4px;background:#9cbe86;display:inline-block;border-radius:50%;margin-right:5px}.terminal-footer b{font-weight:400;color:#4a6444;margin:0 5px}.console-note{font-size:12px;color:#869477;margin:13px 0 0;line-height:1.7}kbd{font:inherit;border:1px solid #dbe4d2;padding:1px 5px;border-radius:3px}.execution-status{font-size:12px;color:#5c7a4d;line-height:1.7;margin-top:8px;min-height:20px}.mission{padding:25px}.mission h2{font-size:24px;letter-spacing:-.8px;margin:12px 0 20px}.mission blockquote{font-size:14px;line-height:1.8;color:#738368;background:#f5f7ef;border-left:2px solid #9aaf84;margin:0 0 28px;padding:15px}.checks-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.checks-heading h3{font-size:14px;margin:0;font-weight:500}.checks-heading>span{font:11px var(--mono);color:#8a997d}#checks>div{font-size:13px;line-height:1.5;color:#7d8e6f;display:flex;gap:10px;align-items:center;margin:16px 0}.check{border:1px solid #dce5d2;border-radius:50%;width:18px;height:18px;flex-shrink:0;display:grid;place-items:center;font-size:10px;color:transparent}.passed .check{background:#e5f0dc;border-color:#d6e6c9;color:#4f7b38}#checks .passed{color:#557b40}.primary{width:100%;background:#2f6641;color:#fff;border:0;border-radius:6px;display:flex;justify-content:space-between;align-items:center;padding:14px 16px;margin-top:26px;font-size:14px}.primary:hover{background:#214f31}#feedback{font-size:13px;line-height:1.7;color:#88763e;margin-top:12px}#feedback.success{color:#387646}.reset{display:block;margin:20px auto 0;font-size:12px;border:0;background:transparent;color:#92a080}.reset:hover{color:#55723f}.try-first{display:flex;align-items:flex-start;gap:12px;flex-wrap:wrap;padding:24px 8px;color:#8a9b75}.try-first>span{font-size:26px}.try-first p{font-size:13px;line-height:1.8;margin:0}.try-first a{font-size:12px;margin-left:37px;color:#5b7d42}.help-section{margin-top:56px;padding-top:38px;border-top:1px solid var(--border);scroll-margin-top:30px}.help-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.help-heading h2{font-size:26px;letter-spacing:-.7px;margin:10px 0}.help-heading p{color:#7e8d6f;font-size:14px;line-height:1.7;margin:0}.help-symbol{font-size:40px;color:#a4b68b}.guide-disclosure{background:#fff;border:1px solid var(--border);border-radius:10px}.guide-disclosure>summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:15px;padding:23px 26px;font-size:16px;color:#456d37}.guide-disclosure>summary::-webkit-details-marker{display:none}.guide-disclosure>summary small{display:block;font-size:12px;color:#91a080;margin-top:7px}.disclosure-icon{font-size:25px;transition:transform .2s}.guide-disclosure[open] .disclosure-icon{transform:rotate(45deg)}.guide-step{border-top:1px solid #e7eddf;padding:28px;display:grid;grid-template-columns:36px minmax(0,1fr);gap:14px}.step-index{font:12px var(--mono);background:#eef3e7;border:1px solid #e0e8d6;color:#789166;width:32px;height:32px;border-radius:50%;display:grid;place-items:center}.guide-step h3{font-size:18px;margin:4px 0 12px;letter-spacing:-.3px}.guide-step p{font-size:14px;color:#7d8e6c;line-height:1.8;margin:10px 0}.guide-command{background:#f1f5ec;padding:14px 16px;border:1px solid #e3ead9;display:flex;justify-content:space-between;align-items:center;gap:15px;border-radius:6px;margin:16px 0;flex-wrap:wrap}.guide-command code{font:13px var(--mono);color:#476938;overflow-wrap:anywhere}.guide-command button{font-size:12px;border:1px solid #cfddc1;background:#fff;border-radius:5px;padding:8px 12px;color:#608147}.guide-step .expected{font-size:13px;color:#849674}.guide-step .expected b{font-weight:500;color:#587542}.guide-step .step-result{font-size:13px;color:#477c35;background:#eef7e9;padding:12px 15px;border-radius:6px}.guide-step .step-result:empty{display:none}footer{display:flex;justify-content:space-between;gap:20px;align-items:center;border-top:1px solid var(--border);margin-top:55px;padding:24px 0;font-size:11px;color:#94a180}.footer-divider{padding:0 10px;color:#c5d1b9}.version{margin-left:6px;color:#aab89a}@media(min-width:1500px){.terminal-body{height:430px}}@media(max-width:1050px){.home-hero{gap:25px}.hero-terminal{font-size:10px}.practice-layout{grid-template-columns:minmax(0,1fr) 285px;gap:18px}.node{min-width:90px}.network-map{padding:22px 14px}.node small{font-size:10px}.mission{padding:21px}.terminal{font-size:15px}.lab-card{padding:22px}.start-label{display:none}}@media(max-width:800px){.topbar{padding:0 24px;height:75px;gap:25px}main{padding:0 24px}.home-hero{grid-template-columns:1fr;padding:50px 0 40px}.home-hero h1{font-size:44px}.hero-terminal{display:none}.lab-cards{grid-template-columns:1fr}.lab-card{padding:25px}.card-top{margin-bottom:15px}.lab-card h3{font-size:23px}.lab-card p{font-size:15px}.practice-layout{grid-template-columns:1fr}.practice-aside{display:contents}.mission{grid-row:1;padding:22px}.mission h2{font-size:22px}.mission blockquote{margin-bottom:20px}.checks-heading{margin-bottom:8px}#checks{display:grid;grid-template-columns:1fr 1fr;gap:6px 15px}#checks>div{margin:6px 0}.primary{max-width:300px;margin-top:20px}.reset{margin:0;text-align:right;margin-left:auto}.try-first{display:none}.practice-heading{align-items:flex-start}.practice-heading h1{font-size:30px}.lab-meta{flex-direction:column}.terminal{font-size:14px}.terminal-body{height:360px}.catalog-heading h2{font-size:25px}.overall-progress{font-size:12px;min-width:135px}.help-section{margin-top:40px}}@media(max-width:480px){.topbar{padding:0 20px;gap:18px}.brand{font-size:20px;gap:9px}.brand-mark{width:34px;height:34px;font-size:24px}.catalog-link{font-size:12px;margin-left:auto}.catalog-link span{display:none}.profile{display:none}main{padding:0 20px}.home-hero{padding:40px 0 36px}.home-hero h1{font-size:35px;letter-spacing:-1.4px}.home-hero p{font-size:15px}.home-hero p br{display:none}.eyebrow{font-size:9px;letter-spacing:1.2px}.hero-tags{gap:6px}.hero-tags span{font-size:11px;padding:7px 10px}.catalog-heading{align-items:flex-start;flex-direction:column;gap:17px}.overall-progress{width:100%;text-align:left;display:flex;gap:14px;align-items:center}.progress-track{flex:1;margin-top:0}.how-to-start{padding:20px;gap:12px;margin-bottom:40px;align-items:flex-start}.how-to-start p{font-size:13px}.start-icon{font-size:20px}.practice-heading{display:block}.practice-heading h1{font-size:30px}.practice-heading p{font-size:15px}.lab-meta{flex-direction:row;margin-top:16px}.panel-heading{padding:16px}.panel-heading h2{font-size:13px}.panel-heading>span{font-size:9px}.node{min-width:78px}.node small{font-size:9px}.node b{font-size:11px}.node em{font-size:8px}.network-map{padding:22px 8px}.topology-note{padding:10px 16px}.terminal{font-size:14px}.terminal-body{padding:16px 12px;height:350px}.terminal-heading{padding:0 13px;font-size:10px}.terminal-footer{font-size:8px;padding:10px}.terminal-footer b{margin:0 2px}#terminal-form{gap:5px}#command{min-width:30px}#checks{grid-template-columns:1fr}.primary{max-width:none}.reset{margin:20px auto 0}.guide-step{grid-template-columns:27px minmax(0,1fr);padding:22px 16px;gap:10px}.step-index{width:25px;height:25px;font-size:10px}.guide-step h3{font-size:17px}.guide-command{padding:12px}.guide-command code{font-size:12px}.guide-command button{width:100%;padding:10px}.guide-disclosure>summary{padding:20px;font-size:15px}.help-heading h2{font-size:24px}.help-symbol{display:none}footer{font-size:10px;align-items:flex-start;flex-direction:column;gap:10px}.console-note{font-size:11px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}.hero-terminal{transform:none}}

/* Readability: enlarge supporting text without changing the console. */
.catalog-link,.profile{font-size:16px}
.eyebrow{font-size:13px;letter-spacing:1.1px;color:#61734e}
.hero-tags span,.card-category,.card-number,.card-meta,.card-meta .card-done,.overall-progress,.lab-meta span{font-size:14px}
.lab-card p,.card-start,.how-to-start p,.how-to-start h3,.practice-heading p,.mission blockquote,.guide-step p,.help-heading p{font-size:16px}
.start-label{font-size:14px;white-space:normal;max-width:155px;line-height:1.5}
.back-link,.panel-heading h2,.checks-heading h3,#checks>div,.primary,.guide-command button,.reset,.try-first p,.try-first a{font-size:16px}
.panel-heading>span{font-size:14px;color:#687957}
.panel-heading{gap:12px;flex-wrap:wrap}
.node{min-width:130px}
.node b{font-size:16px;margin:10px 0 6px}
.node small{font-size:14px;color:#5b6e4d}
.node em{font-size:14px;color:#6d7e5c;margin-top:7px}
.wire span{font-size:12px;color:#647952;top:-23px}
.network-map{padding:26px 24px}
.topology-note{font-size:15px;padding:15px 24px;color:#526f40;background:#f0f5e8;gap:12px;flex-wrap:wrap}
.topology-note code{font-size:15px;color:#335d2d;font-weight:500}
.checks-heading>span,.console-note,.execution-status,#feedback,.guide-disclosure>summary small,.guide-step .expected,.guide-step .step-result,.guide-command code{font-size:14px}
.console-note{color:#687b54}
.guide-step h3{font-size:20px}
.guide-step p,.guide-step .expected{color:#617650}
.guide-disclosure>summary{font-size:18px}
.guide-disclosure>summary small{color:#6c8058;line-height:1.6}
.step-index{font-size:14px}
.try-first p{color:#6a7e54}
footer{font-size:13px;color:#71815e}
@media(max-width:1050px){.practice-layout{grid-template-columns:minmax(0,1fr) 300px}.network-map{padding:24px 14px}.node{min-width:112px}.node small{font-size:13px}.node em{font-size:13px}}
@media(max-width:800px){.practice-layout{grid-template-columns:1fr}.overall-progress{font-size:14px}.network-map{padding:24px}.node{min-width:130px}.node small,.node em{font-size:14px}.card-meta,.hero-tags span,.lab-meta span{font-size:14px}.guide-step h3{font-size:20px}}
@media(max-width:600px){.network-map{flex-direction:column;align-items:stretch;padding:24px}.node{display:grid;grid-template-columns:50px 1fr;text-align:left;column-gap:18px;row-gap:5px;min-width:0;align-items:center}.node-icon{grid-row:1/4;width:48px;height:48px}.node b,.node small,.node em{margin:0;font-size:15px}.node small{font-size:14px}.wire,.wire.dashed{flex:none;height:28px;width:0;margin:10px 0 10px 24px;border-top:0;border-left:2px solid #97b589}.wire.dashed{border-left-style:dashed;border-left-color:#b2c69a}.wire.down{border-left-color:#bc8d73}.wire span{top:5px;left:16px;transform:none;font-size:12px}.topology-note{padding:16px 20px;font-size:15px}.topology-note code{font-size:15px}.panel-heading{padding:18px 20px}.panel-heading h2{font-size:16px}.panel-heading>span{font-size:13px}.catalog-link{font-size:15px}.eyebrow{font-size:12px;letter-spacing:.9px}.home-hero p,.practice-heading p,.how-to-start p,.lab-card p{font-size:16px}.hero-tags{flex-wrap:wrap}.hero-tags span{font-size:13px}.guide-step h3{font-size:19px}.guide-step p{font-size:16px}.guide-command code{font-size:14px}.guide-command button{font-size:15px}.guide-step .expected,.guide-step .step-result{font-size:15px}.guide-disclosure>summary{font-size:17px}.guide-disclosure>summary small{font-size:14px}.console-note{font-size:14px}.back-link{font-size:16px}footer{font-size:13px;line-height:1.7}}

.brand-logo{width:240px;height:39px;display:block;overflow:visible}.card-icon{font-size:18px}.catalog-tools{margin-bottom:20px}@media(max-width:800px){.brand-logo{width:215px;height:35px}}@media(max-width:480px){.brand-logo{width:200px;height:33px}.topbar{gap:10px}.catalog-link{font-size:14px}}@media(max-width:360px){.brand-logo{width:175px;height:29px}}

.access-loading main{visibility:hidden}#logout{border:1px solid #d7e0cc;background:transparent;color:#506b42;border-radius:6px;padding:7px 12px;font-size:14px}#save-notice:empty{display:none}#save-notice{padding:12px 20px;text-align:center;background:#fff3d9;color:#82651e;font-size:14px}
