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1.1rem var(--cond);margin:7px 0}.map-node span{font:500 .55rem var(--mono);color:#727985}.ctrl-node{left:42%;top:8%;border-color:var(--acid)}.source-node{left:7%;top:58%;border-color:var(--cyan)}.secret-node{left:40%;top:68%;border-color:var(--orange)}.router-node{right:7%;top:53%;border-color:#a9a1ff}.target-node{right:5%;top:12%;border-color:var(--red)}.map-line{position:absolute;height:1px;background:#65717d;transform-origin:left;z-index:1}.ml-a{width:280px;left:18%;top:61%;transform:rotate(-29deg)}.ml-b{width:220px;left:49%;top:19%;transform:rotate(35deg)}.ml-c{width:240px;left:49%;top:76%;transform:rotate(-17deg)}.ml-d{width:190px;left:64%;top:56%;transform:rotate(-65deg)}.route-packet{position:absolute;width:11px;height:11px;border-radius:50%;background:var(--acid);box-shadow:0 0 22px var(--acid);left:17%;top:61%;opacity:0;z-index:4}.route-packet.animate{animation:routeMove 1.8s ease-in-out forwards}@keyframes 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var(--mono);color:var(--text)}.metric-row .green{color:var(--acid)}.student-data{display:grid;grid-template-columns:1.3fr 2fr .8fr;gap:14px;padding:24px;background:var(--panel);border:1px solid var(--line);margin-bottom:20px}.questions{display:grid;grid-template-columns:1fr 1fr;gap:14px}.question{background:var(--panel);border:1px solid var(--line);padding:22px;transition:.2s}.question.correct{border-color:var(--acid);background:#c8ff3808}.question.incorrect{border-color:var(--red);background:#ff5c6808}.question h3{font:600 1.15rem var(--cond);margin:0 0 15px}.answer{display:flex;gap:9px;align-items:flex-start;margin:9px 0;color:#b7bdc7;font-size:.82rem;cursor:pointer}.answer input{accent-color:var(--acid);margin-top:4px}.quiz-actions{display:flex;gap:12px;align-items:center;margin-top:25px;flex-wrap:wrap}.quiz-result{font:600 .75rem var(--mono);color:var(--acid);margin-left:auto}.case-list{display:flex;flex-direction:column;gap:1px;background:var(--line)}.case{background:var(--panel);display:grid;grid-template-columns:80px 1.1fr 2fr 1.2fr;align-items:center;gap:25px;padding:23px 25px}.case:hover{background:var(--panel2)}.case-num{font:700 2.5rem var(--cond);color:var(--acid)}.case h3{font:600 1.35rem var(--cond);margin:0}.case p{font-size:.82rem;color:var(--muted);margin:0}.case .tag{font:600 .62rem var(--mono);color:var(--cyan);text-transform:uppercase}.source-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.source-grid article{padding:28px;background:var(--panel);border:1px solid var(--line);min-height:190px}.source-grid a{display:block;color:var(--cyan);font-size:.85rem;margin-top:14px;text-decoration:none}.source-grid a:hover{color:var(--acid)}.source-file{font:600 .68rem var(--mono)!important;color:var(--acid)!important}.method-note{border:1px solid #4d532f;background:#c8ff3808;padding:20px;margin-top:14px;color:#bdc5a1;font-size:.82rem}.method-note strong{color:var(--acid)}footer{max-width:1500px;margin:auto;border-top:1px solid var(--line);padding:26px 5vw;display:flex;justify-content:space-between;color:#626975;font:600 .62rem var(--mono);letter-spacing:.1em}@media(max-width:900px){.hero{min-height:760px;align-items:flex-start;padding-top:70px}.hero-copy{width:100%}.hero-schematic{top:390px;width:100%;right:0}.hero h1{font-size:clamp(4rem,16vw,7rem)}.signal-grid,.provider-grid,.summary-columns{grid-template-columns:1fr}.split-block{grid-template-columns:1fr;padding:60px 0}.concept-ribbon{grid-template-columns:1fr 1fr}.sim-layout{grid-template-columns:1fr}.sim-bottom{grid-template-columns:1fr}.case{grid-template-columns:55px 1fr;gap:12px}.case p{grid-column:2}.case .tag{grid-column:2}.questions{grid-template-columns:1fr}.section-head{align-items:flex-start;flex-direction:column}.top-meta{display:none}}@media(max-width:560px){.topbar{padding:0 20px}.tab-panel{padding:60px 20px}.tabs{padding:0}.tab{min-width:116px;padding:16px 10px;font-size:.61rem}.tab span{display:none}.hero{padding-left:20px;padding-right:20px}.hero-footer{left:20px;right:20px}.hero-schematic{transform:scale(.88);transform-origin:top center}.student-data,.source-grid{grid-template-columns:1fr}.network-map{height:370px}.map-node{min-width:108px}.ctrl-node{left:34%}.source-node{left:2%}.secret-node{left:28%}.router-node{right:1%}.target-node{right:1%}.telemetry{grid-template-columns:1fr}.telemetry div{border-right:0;border-bottom:1px solid var(--line)}footer{padding:22px 20px;display:block}footer span{display:block;margin:8px 0}}

/* Aula guiada e simulado avançado */
.learning-path{display:flex;align-items:center;justify-content:center;gap:12px;padding:22px;background:var(--panel);border:1px solid var(--line);margin-bottom:24px}.path-step{display:flex;align-items:center;gap:10px;color:var(--muted);min-width:130px}.path-step>span{display:grid;place-items:center;width:34px;height:34px;border:1px solid var(--line);border-radius:50%;font:600 .72rem var(--mono)}.path-step b,.path-step small{display:block}.path-step b{font:600 .85rem var(--cond);color:var(--text)}.path-step small{font:.62rem var(--mono);color:var(--muted)}.path-step.active>span,.path-step.active b{border-color:var(--acid);color:var(--acid)}.path-connector{height:1px;background:var(--line);flex:1;max-width:100px}.guided-lesson{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.lesson-card{background:var(--panel);border:1px solid var(--line);padding:25px;min-height:320px}.lesson-index{font:600 .63rem var(--mono);color:var(--acid);letter-spacing:.12em}.lesson-card h3{font:600 1.65rem/1.05 var(--cond);margin:18px 0}.lesson-card p{color:var(--muted);font-size:.87rem}.lesson-callout{border-left:3px solid var(--acid);background:#c8ff3808;padding:14px;margin-top:22px}.lesson-callout b,.lesson-callout span{display:block}.lesson-callout b{font:600 .62rem var(--mono);color:var(--acid);text-transform:uppercase}.lesson-callout span{font:600 1rem var(--cond);margin-top:7px}.actor-list>div{padding:10px 0;border-bottom:1px solid var(--line)}.actor-list b{display:block;font:600 .92rem var(--cond);color:var(--text)}.actor-list span{display:block;color:var(--muted);font-size:.73rem}.flow-steps{padding-left:22px;color:var(--muted);font-size:.82rem}.flow-steps li{padding:9px 0;border-bottom:1px solid var(--line)}.flow-steps b{color:var(--text)}.practice-box{display:grid;grid-template-columns:1fr 300px;gap:30px;align-items:center;background:#c8ff3808;border:1px solid #4d532f;padding:25px;margin:24px 0 30px}.practice-box h3{font:600 2rem var(--cond);margin:8px 0}.practice-box p{color:var(--muted);font-size:.88rem}.rule-example{background:#08090b;border:1px solid #3d4630;padding:18px}.rule-example span,.rule-example small{display:block;font:600 .6rem var(--mono);color:var(--acid)}.rule-example code{display:block;color:#e2e8d1;font:600 .75rem/1.65 var(--mono);margin:10px 0}.rule-example small{color:var(--muted)}.quiz-instructions{display:flex;gap:14px;flex-wrap:wrap;align-items:center;padding:16px 20px;border:1px solid var(--line);background:var(--panel);margin-bottom:22px;color:var(--muted);font-size:.75rem}.quiz-instructions strong{color:var(--acid);font:600 .66rem var(--mono);text-transform:uppercase;margin-right:6px}.quiz-header{display:flex;justify-content:space-between;align-items:end;margin:28px 0 15px}.quiz-header h3{font:600 2rem var(--cond);margin:5px 0}.quiz-progress{font:600 .7rem var(--mono);color:var(--acid);border:1px solid #4d532f;padding:9px 12px}.question-meta{display:flex;justify-content:space-between;gap:10px;margin-bottom:14px;font:600 .6rem var(--mono);color:var(--acid)}.question-state{font-size:.55rem;color:var(--muted)}.question-state.ok{color:var(--acid)}.question-state.bad{color:var(--red)}.question.answered{border-color:#4a525d}.explanation{border-top:1px solid var(--line);margin-top:17px;padding-top:13px;color:var(--muted);font-size:.77rem}.explanation strong{color:var(--acid);font:600 .62rem var(--mono);text-transform:uppercase;display:block;margin-bottom:5px}.explanation span{display:block}.question.correct .explanation{border-color:#4d532f}.question.incorrect .explanation{border-color:#553038}.question.correct .question-state{color:var(--acid)}
@media(max-width:900px){.guided-lesson{grid-template-columns:1fr}.practice-box{grid-template-columns:1fr}.learning-path{justify-content:flex-start;overflow:auto}.path-connector{min-width:22px}.path-step{min-width:110px}.quiz-header{align-items:flex-start;flex-direction:column;gap:12px}}
@media(max-width:560px){.quiz-instructions{display:block}.quiz-instructions span{display:block;padding:4px 0}.lesson-card{min-height:0}.practice-box{padding:18px}}

/* Laboratórios interativos: módulos verticais, SVG e acessibilidade */
.simulation-notice{display:flex;gap:18px;align-items:center;padding:17px 20px;border:1px solid #4d532f;background:#c8ff3808;color:var(--muted);font-size:.8rem;margin-bottom:28px}.simulation-notice strong{font:600 .65rem var(--mono);color:var(--acid);white-space:nowrap}.lab-module{display:grid;grid-template-columns:280px 1fr;background:var(--panel);border:1px solid var(--line);margin:0 0 28px}.module-visual{padding:30px;background:linear-gradient(145deg,#171c20,#0d0f12);border-right:1px solid var(--line);position:relative;overflow:hidden}.module-visual:after{content:'';position:absolute;width:180px;height:180px;border:1px solid #c8ff3820;border-radius:50%;right:-70px;bottom:-60px}.module-number{font:700 4rem var(--cond);color:var(--acid);line-height:.8;margin-bottom:40px}.module-kicker{font:600 .62rem var(--mono);letter-spacing:.12em;color:var(--cyan)}.module-visual h3{font:700 2.5rem/ .9 var(--cond);margin:16px 0}.module-visual p{font-size:.8rem;color:var(--muted);position:relative;z-index:1}.module-badges{display:flex;flex-wrap:wrap;gap:6px;margin-top:28px;position:relative;z-index:1}.module-badges span{font:600 .55rem var(--mono);border:1px solid var(--line);padding:6px;color:#c9ced6}.module-content{padding:28px}.module-title-row{display:flex;justify-content:space-between;align-items:end;gap:20px}.module-title-row h3{font:600 1.8rem var(--cond);margin:8px 0 20px}.stage-progress{font:600 .65rem var(--mono);color:var(--acid);white-space:nowrap}.mininet-stages{display:flex;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:22px}.mini-stage{flex:1;padding:13px 10px;background:transparent;color:var(--muted);border:0;border-right:1px solid var(--line);font:600 .7rem var(--mono);cursor:pointer;text-align:left}.mini-stage span{display:block;font:500 .68rem var(--sans);margin-top:4px}.mini-stage.active{background:#c8ff3809;color:var(--acid);box-shadow:inset 0 -2px var(--acid)}.mini-stage:focus-visible,.button:focus-visible,.cloud-controls select:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}.mini-stage-panel{display:none}.mini-stage-panel.active{display:block}.component-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.component-cards article{border:1px solid var(--line);padding:18px;min-height:170px}.component-cards b{font-size:1.8rem;color:var(--acid)}.component-cards h4{font:600 1.2rem var(--cond);margin:9px 0}.component-cards p{font-size:.75rem;color:var(--muted);margin:0}.five-steps{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin:20px 0;padding:13px;background:#090a0c;border:1px solid var(--line)}.five-steps span{font:600 .62rem var(--mono);color:#d5dae2}.five-steps i{color:var(--acid);font-style:normal}.legend{display:flex;flex-wrap:wrap;gap:13px;padding:13px 0;color:var(--muted);font-size:.7rem}.legend b{color:var(--text);font-family:var(--mono)}.mini-next{margin-top:12px}.builder-instructions{display:flex;gap:18px;flex-wrap:wrap;background:#62e5ff08;border:1px solid #284750;padding:14px;margin-bottom:14px;color:var(--muted);font-size:.73rem}.builder-instructions strong{color:var(--cyan);font-family:var(--mono)}.builder-layout{display:grid;grid-template-columns:1fr 190px;gap:14px}.builder-canvas,.ping-canvas,.cloud-topology{position:relative;background:#080a0c;border:1px solid var(--line);overflow:hidden}.builder-canvas svg,.ping-canvas svg,.cloud-topology svg{width:100%;height:auto;display:block}.builder-tools{padding:4px 0}.builder-feedback{padding:11px 13px;border-top:1px solid var(--line);color:var(--muted);font:500 .68rem var(--mono);min-height:40px}.builder-feedback.error{color:var(--red);background:#ff5c6808}.builder-feedback.success{color:var(--acid);background:#c8ff3808}.builder-feedback.hint-box{color:var(--cyan)}.data-link{stroke:#65717d;stroke-width:2}.control-link{stroke:var(--acid);stroke-width:1.5;stroke-dasharray:6 5;opacity:.7}.mini-node{cursor:pointer}.mini-node .node-halo{fill:#11151a;stroke:#46505c;stroke-width:1}.mini-node:hover .node-halo{stroke:var(--cyan)}.mini-node.controller .node-halo{stroke:var(--acid)}.node-symbol{fill:var(--text);text-anchor:middle;font:700 23px var(--cond)}.node-label{fill:var(--text);text-anchor:middle;font:700 15px var(--mono)}.node-sub{fill:var(--muted);text-anchor:middle;font:500 9px var(--mono)}.ping-toolbar{display:flex;justify-content:space-between;align-items:end;gap:15px;margin-bottom:14px}.ping-toolbar h3{font:600 1.8rem var(--cond);margin:5px 0}.ping-buttons{display:flex;gap:7px;align-items:center;flex-wrap:wrap}.ping-buttons .button{padding:9px 11px;font-size:.6rem}.ping-buttons label{font:600 .6rem var(--mono);color:var(--muted);display:flex;align-items:center;gap:6px}.ping-buttons input{accent-color:var(--acid);width:70px}.ping-layout{display:grid;grid-template-columns:1.5fr 1fr;gap:14px}.ping-packet{position:absolute;width:16px;height:16px;border-radius:50%;background:var(--acid);box-shadow:0 0 22px var(--acid);transform:translate(-50%,-50%);transition:all .5s ease;pointer-events:none}.ping-node .node-symbol{fill:var(--cyan)}.ping-explain{background:#0d1014;border:1px solid var(--line);padding:20px}.ping-explain h3{font:600 1.7rem/1 var(--cond);margin:13px 0}.ping-explain p{font-size:.8rem;color:var(--muted);min-height:58px}.flow-tables>div{border-top:1px solid var(--line);padding:10px 0}.flow-tables b{display:block;font:600 .62rem var(--mono);color:var(--cyan)}.flow-tables code{font:500 .7rem var(--mono);color:var(--acid)}.conclusion-grid{display:grid;grid-template-columns:1fr 240px;gap:18px;padding:25px;background:#c8ff3808;border:1px solid #4d532f;margin-bottom:18px}.conclusion-grid h3{font:600 2rem/1 var(--cond);margin:8px 0}.conclusion-grid p{color:var(--muted);font-size:.82rem}.rule-summary{background:#08090b;padding:18px}.rule-summary span{font:600 .6rem var(--mono);color:var(--acid)}.rule-summary code{display:block;color:#dce5c8;font:600 .75rem/1.8 var(--mono);margin-top:10px}.cloud-guide{display:flex;gap:8px;margin-bottom:18px}.cloud-step{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:.72rem;flex:1}.cloud-step b{display:grid;place-items:center;width:24px;height:24px;border:1px solid var(--line);border-radius:50%;font:600 .7rem var(--mono)}.cloud-step.active b{border-color:var(--acid);color:var(--acid)}.cloud-controls{display:grid;grid-template-columns:repeat(4,1fr) auto;gap:10px;align-items:end}.cloud-controls label{font:600 .62rem var(--mono);color:var(--muted)}.cloud-controls select{display:block;width:100%;margin-top:7px;padding:11px 8px;background:#08090b;border:1px solid var(--line);color:var(--text);font:.7rem var(--mono)}.cloud-controls .button{padding:12px}.cloud-result{margin:18px 0;padding:19px;border:1px solid var(--line);background:#080a0c}.cloud-result.evaluated{border-color:#4d532f;background:#c8ff3808}.cloud-result.blocked{border-color:#553038;background:#ff5c6808}.cloud-result h3{font:600 1.5rem var(--cond);margin:8px 0}.cloud-result p{font-size:.8rem;color:var(--muted)}.cloud-result code{font:600 .68rem var(--mono);color:var(--acid)}.cloud-boundary{fill:#62e5ff08;stroke:#62e5ff;stroke-dasharray:5 4}.cloud-label{fill:var(--cyan);font:600 10px var(--mono)}.cloud-node{fill:#151b20;stroke:var(--acid);stroke-width:2}.cloud-node-text{fill:var(--text);font:600 9px var(--mono)}@media(max-width:900px){.lab-module{grid-template-columns:1fr}.module-visual{border-right:0;border-bottom:1px solid var(--line)}.module-number{margin-bottom:20px}.component-cards{grid-template-columns:1fr}.builder-layout,.ping-layout{grid-template-columns:1fr}.cloud-controls{grid-template-columns:1fr 1fr}.cloud-controls .button{grid-column:1/-1}.ping-toolbar{align-items:flex-start;flex-direction:column}.conclusion-grid{grid-template-columns:1fr}}@media(max-width:560px){.module-content{padding:17px}.module-title-row{align-items:flex-start;flex-direction:column;gap:0}.mininet-stages{overflow:auto}.mini-stage{min-width:115px}.five-steps{display:block}.five-steps span,.five-steps i{display:inline-block;margin:4px}.simulation-notice{display:block}.simulation-notice strong{display:block;margin-bottom:8px}.cloud-controls{grid-template-columns:1fr}.cloud-controls .button{grid-column:auto}.ping-buttons{display:grid;grid-template-columns:1fr 1fr;width:100%}.ping-buttons label{grid-column:1/-1}.ping-buttons .button{width:100%}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}}