:root{color-scheme:dark;--navy:#0a1628;--gold:#f5b800;--text:#f4f7fb;--muted:#b0bdce;--line:#2c3a4c;--panel:#101f33;font-family:Barlow,Arial,sans-serif;color:var(--text);background:var(--navy)}
*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button,select{font:inherit}button,a,summary,select{-webkit-tap-highlight-color:transparent}button,select{color:var(--text)}button{cursor:pointer}button:disabled{opacity:.4;cursor:default}button,a,summary,select{outline-offset:5px}:focus-visible{outline:3px solid var(--gold)}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.skip{position:fixed;top:-80px;left:20px;padding:15px;background:var(--gold);color:var(--navy);z-index:20}.skip:focus{top:10px}
.header{max-width:1440px;margin:auto;height:96px;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:0 5%;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:13px;font-weight:700;font-size:24px;letter-spacing:.02em}.brand b{color:var(--gold)}.brand small{display:block;font-size:9px;letter-spacing:.2em;color:var(--muted);margin-top:3px}.brand-mark{font-size:31px;font-style:italic;letter-spacing:-3px;padding-right:12px;border-right:1px solid var(--line)}.brand-mark span{font-size:19px;color:var(--gold);vertical-align:top;margin-left:3px}.header nav{display:flex;align-self:stretch;gap:32px}.header nav a{display:flex;align-items:center;font-size:15px;color:var(--muted);border-bottom:2px solid transparent}.header nav a[aria-current=page]{color:white;border-color:var(--gold)}.site-link{font-size:14px;color:var(--muted)}.site-link span{margin-left:12px;color:var(--gold)}main{max-width:1440px;margin:auto;padding:0 5%}.home{padding:54px 0 42px}.eyebrow{font-size:11px;letter-spacing:.14em;font-weight:700;line-height:1.6;color:var(--gold);margin:0 0 20px}.intro .eyebrow{display:flex;align-items:center;gap:10px}.intro .eyebrow span,.live-dot{display:inline-block;width:6px;height:6px;background:var(--gold);border-radius:50%}h1,h2,h3,p{margin-top:0}.intro h1{font-size:clamp(38px,4.4vw,62px);line-height:1.06;letter-spacing:-.035em;font-weight:600;margin-bottom:18px}.intro em{font-style:normal;color:var(--gold)}.subtitle{color:var(--muted);font-size:18px;line-height:1.5;margin-bottom:34px}.desktop-card{display:grid;grid-template-columns:.85fr 1.15fr;overflow:hidden;border:1px solid #354b66;border-radius:16px;background:linear-gradient(110deg,#152943,#102139 65%,#19334e);min-height:362px}.card-copy{padding:35px 0 35px 38px;position:relative;z-index:1}.card-copy .eyebrow{letter-spacing:.1em;font-size:10px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}.pill{display:inline-block;color:#c2ccda;font-size:10px;font-weight:600;letter-spacing:.08em;border:1px solid #42556d;border-radius:5px;padding:6px 8px;white-space:nowrap}.card-copy h2{font-family:'Barlow Condensed',Barlow,sans-serif;font-size:52px;line-height:1;letter-spacing:-.02em;margin-bottom:18px}.card-copy>p:not(.eyebrow){max-width:310px;color:#c4cfdd;font-size:17px;line-height:1.5}.primary{display:inline-flex;align-items:center;justify-content:space-between;gap:35px;background:var(--gold);color:#0a1628;padding:16px 23px;border-radius:7px;font-weight:800;font-size:16px;transition:background .15s,transform .15s}.primary:hover{background:#ffd04a;transform:translateY(-2px)}.card-copy>small{display:block;color:var(--muted);font-size:12px;margin-top:14px;line-height:1.5}.card-art{display:flex;align-items:center;justify-content:center;position:relative;min-width:0;background:radial-gradient(ellipse at center,#28517366,transparent 65%)}.card-art img{width:112%;max-width:none;transform:translateX(-3%)}.art-caption{position:absolute;bottom:23px;right:28px;color:#adc5dc;font-size:10px;letter-spacing:.2em}.future-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:32px 0 18px}.future-heading h2{font-size:19px;margin:0;font-weight:600}.future-heading>span{color:var(--muted);font-size:13px}.future-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.future-grid article{padding:22px;border:1px solid var(--line);border-radius:10px;position:relative}.future-number{color:#8ca1bd;font-size:12px}.future-grid h3{font-size:20px;margin:13px 0 8px;font-weight:600}.future-grid p{font-size:14px;color:var(--muted);margin-bottom:0;line-height:1.5}.soon{position:absolute;right:20px;top:20px;font-size:11px;color:var(--muted);background:#1c2a3b;border-radius:20px;padding:5px 9px}footer{max-width:1440px;margin:auto;padding:22px 5%;border-top:1px solid var(--line);color:#9eafc4;display:flex;justify-content:space-between;gap:15px;font-size:12px}footer b{color:var(--gold);padding:0 8px}
.lab{padding:26px 0 32px}.lab-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:24px}.back{color:var(--muted);font-size:13px;display:inline-block;margin-bottom:12px}.lab-heading h1{font-size:30px;letter-spacing:-.03em;margin:0}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 290px;border:1px solid var(--line);border-radius:14px;overflow:hidden}.stage-wrap{position:relative;min-width:0;min-height:470px;background:radial-gradient(ellipse at 45% 45%,#244765,#101e30 75%)}.stage{width:100%;height:100%;min-height:470px}.stage canvas{display:block;width:100%;height:100%;touch-action:none}.stage-label{position:absolute;left:22px;top:23px;font-size:10px;letter-spacing:.12em;pointer-events:none;display:flex;align-items:center;gap:9px}.stage-label>span:last-child{color:#b5c4d5;letter-spacing:0;margin-left:8px}.stage-hint{position:absolute;bottom:18px;left:18px;right:18px;text-align:center;color:#b9c9da;font-size:12px;pointer-events:none;margin:0}.guide{padding:28px 25px;background:var(--panel);border-left:1px solid var(--line)}.guide .eyebrow{margin-bottom:12px}.guide h2{font-size:30px;line-height:1.05;letter-spacing:-.02em;margin-bottom:16px}.guide>p:not(.eyebrow){color:var(--muted);font-size:14px;line-height:1.6}.instructions{list-style:none;counter-reset:steps;padding:0;margin:25px 0}.instructions li{counter-increment:steps;position:relative;padding-left:33px;margin-bottom:20px;font-size:14px}.instructions li::before{content:counter(steps,decimal-leading-zero);position:absolute;left:0;top:2px;color:var(--gold);font-size:11px}.instructions b{display:block;font-weight:600;margin-bottom:5px}.instructions span{display:block;color:var(--muted);font-size:13px;line-height:1.45}details{border-top:1px solid var(--line);padding-top:17px}summary{cursor:pointer;font-size:14px;min-height:30px}dt{font-weight:600;font-size:14px;margin-top:14px}dd{margin:5px 0 0;color:var(--muted);font-size:13px;line-height:1.5}.guide .preview-note{font-size:12px!important;border-top:1px solid var(--line);padding-top:15px;margin:15px 0 0}.toolbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:14px}.control-group{display:flex;gap:7px}.toolbar button,.secondary{border:1px solid #42556d;background:#14243a;padding:12px 14px;border-radius:7px;min-height:44px}.toolbar button:hover:not(:disabled),.secondary:hover{background:#213b58}.toolbar button span{font-size:13px;margin-left:5px}.toolbar .reset{border-color:#9d7c20;color:var(--gold);font-size:14px}.quality{margin-left:auto;font-size:12px;color:var(--muted);display:flex;align-items:center;gap:10px}.quality select{border:1px solid var(--line);background:var(--navy);padding:11px;border-radius:6px;min-height:44px}.stage-message{position:absolute;inset:65px 25px 55px;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;font-size:16px;gap:12px}.stage-message h2{font-size:22px;margin:0}.stage-message p{max-width:390px;font-size:14px;line-height:1.5;color:var(--muted);margin:0}.stage-message img{max-width:100%;height:auto;max-height:210px}.noscript{padding:20px;border:1px solid var(--gold)}
@media(min-width:1500px){.stage-wrap,.stage{min-height:540px}}
@media(max-width:900px){.workspace{grid-template-columns:minmax(0,1fr) 245px}.guide{padding:24px 18px}.card-copy{padding-left:25px}.card-copy h2{font-size:45px}.card-art img{width:125%}.quality{margin-left:0}}
@media(max-width:650px){.header{height:auto;min-height:100px;gap:15px;flex-wrap:wrap;padding-top:17px;padding-bottom:0}.brand{font-size:21px}.site-link{margin-left:auto;font-size:12px}.header nav{order:3;width:100%;gap:25px;height:39px}.header nav a{font-size:14px}.home{padding-top:32px}.intro .eyebrow{font-size:9px;letter-spacing:.09em}.intro h1{font-size:39px}.subtitle{font-size:16px}.desktop-card{grid-template-columns:1fr}.card-copy{padding:25px 24px 0}.card-copy h2{font-size:46px}.card-art{height:240px;overflow:hidden}.card-art img{width:100%;max-width:450px}.art-caption{font-size:9px;right:20px;bottom:12px}.future-heading{align-items:flex-start;flex-direction:column;gap:7px}.future-grid{grid-template-columns:1fr;gap:10px}.future-grid article{padding:18px}.future-grid h3{margin-top:7px}.future-number{display:none}.future-grid p{max-width:85%}footer{flex-direction:column;font-size:11px}.lab-heading{align-items:flex-start;flex-direction:column}.lab-heading h1{font-size:28px}.workspace{grid-template-columns:1fr}.stage-wrap,.stage{min-height:340px;height:340px}.stage-label{left:14px;top:18px;font-size:9px;gap:7px}.stage-label>span:last-child{margin-left:0}.stage-hint{font-size:11px}.guide{border-left:0;border-top:1px solid var(--line);padding:22px}.guide h2 br{display:none}.guide h2{font-size:25px}.instructions{margin:20px 0}.toolbar{gap:10px}.control-group{width:100%;display:grid;grid-template-columns:repeat(4,1fr)}.toolbar button{padding:11px 5px}.toolbar button span{display:block;font-size:11px;margin:4px 0 0}.toolbar .reset{padding:12px}.quality{flex:1;gap:5px;justify-content:flex-end;flex-wrap:wrap}.quality select{max-width:130px;font-size:12px}.stage-message{inset:50px 18px 35px}.stage-message img{max-height:110px}}
.stage-wrap{overflow:hidden}.stage{position:absolute;inset:0;min-height:0;height:100%}.stage canvas{position:absolute;inset:0}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

.assembly-toolbar{display:flex;align-items:center;gap:24px;background:#13263b;border:1px solid #3b516a;border-radius:12px;padding:16px 20px}.assembly-toolbar .primary{border:0;min-width:175px}.assembly-toolbar label{flex:1;font-size:14px;color:#d6e0eb}.assembly-toolbar output{float:right;color:var(--gold)}.assembly-toolbar input{display:block;width:100%;margin:14px 0 0;accent-color:var(--gold);height:24px;cursor:pointer}.assembly-status{color:var(--muted);font-size:13px;margin:12px 0 18px}.workspace{align-items:start}.stage-wrap{height:620px;position:sticky;top:0}.guide{max-height:620px;overflow:auto}.stage-hint{background:#0a1628c9;padding:9px;border-radius:6px}.stage-wrap{background:radial-gradient(ellipse at 45% 45%,#425264,#162536 75%)}
@media(max-width:650px){.assembly-toolbar{flex-wrap:wrap;gap:14px;padding:14px}.assembly-toolbar .primary{min-width:0;flex:1;padding:14px 10px;font-size:14px}.assembly-toolbar .secondary{font-size:12px}.assembly-toolbar label{order:3;flex-basis:100%}.stage-wrap{height:410px;min-height:410px;position:relative}.guide{max-height:none}.stage-label{font-size:8px}}

.piece-tip{position:absolute;top:52px;left:18px;max-width:85%;padding:10px 16px;border-radius:6px;background:#f5b800;color:#091728;font-weight:700;pointer-events:none;z-index:3}#piece-list{display:grid;gap:5px;margin-top:18px}#piece-list button{text-align:left;padding:12px;border:1px solid #41536c;border-radius:6px;background:#192c43;color:#eaf1fa;font-size:14px;min-height:44px}#piece-list button:hover,#piece-list button:focus{border-color:#f5b800;background:#34404a}#piece-detail{margin-top:18px;padding:16px;background:#21354d;border-left:3px solid #f5b800;border-radius:5px}#piece-detail h3{font-size:20px;margin-bottom:10px}#piece-detail p{font-size:14px;line-height:1.6;margin:0;color:#d3deeb}

/* ===== Laboratório 3D v6 — redesign ===== */
.lab{padding:22px 0 40px}
.lab-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:18px}
.lab-heading h1{font-family:'Barlow Condensed',Barlow,sans-serif;font-size:40px;letter-spacing:-.01em;margin:0}
.lab-sub{color:var(--muted);font-size:15px;margin:0;max-width:420px;text-align:right}
.lab-shell{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:16px;align-items:start}
.stage-wrap{position:relative;height:min(74vh,720px);min-height:480px;border-radius:20px;overflow:hidden;border:1px solid #2a3b52;
  background:radial-gradient(120% 90% at 50% 35%,#2b4262 0%,#16263b 55%,#0b1524 100%);box-shadow:0 30px 80px -40px #000}
.stage-wrap::after{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(60% 40% at 50% 100%,#f5b8000f,transparent)}
.stage{position:absolute;inset:0}.stage canvas{position:absolute;inset:0;display:block;width:100%;height:100%;touch-action:none;outline:none}
.stage canvas:focus-visible{outline:3px solid var(--gold);outline-offset:-3px}
.stage-top{position:absolute;top:14px;left:14px;right:14px;display:flex;justify-content:space-between;gap:8px;z-index:2;pointer-events:none}
.chip{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:#0a1628b3;backdrop-filter:blur(10px);border:1px solid #ffffff1f;font-size:12px;font-weight:700;letter-spacing:.04em;color:#dce6f2}
.chip-btn{pointer-events:auto;cursor:pointer}.chip-btn:hover:not(:disabled){border-color:var(--gold);color:#fff}
.dock{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);z-index:2;display:flex;align-items:center;gap:14px;padding:10px 12px 10px 10px;border-radius:16px;
  background:#0a1628cc;backdrop-filter:blur(14px);border:1px solid #ffffff1f;box-shadow:0 12px 40px -12px #000;width:max-content;max-width:calc(100% - 24px)}
.dock-range{display:flex;flex-direction:column;gap:6px;font-size:12px;color:#c9d6e5;min-width:190px}
.dock-range span{display:flex;justify-content:space-between}.dock-range output{color:var(--gold);font-weight:700}
.dock-range input{width:100%;accent-color:var(--gold);margin:0;height:20px;cursor:pointer}
.zoom{display:flex;gap:4px;padding-left:10px;border-left:1px solid #ffffff1f}
.zoom button{width:38px;height:38px;border-radius:10px;border:1px solid #ffffff24;background:#ffffff0d;font-size:18px}
.zoom button:hover:not(:disabled){background:#ffffff1f}
.btn-gold{border:0;background:var(--gold);color:#0a1628;font-weight:800;padding:12px 18px;border-radius:11px;min-height:44px;transition:transform .15s,background .15s}
.btn-gold:hover:not(:disabled){background:#ffd04a;transform:translateY(-1px)}
.btn-ghost{border:1px solid #ffffff2e;background:#ffffff0d;color:var(--text);padding:12px 16px;border-radius:11px;min-height:44px;font-weight:600}
.btn-ghost:hover:not(:disabled){background:#ffffff1c}
.btn-wide{width:100%;font-size:17px;padding:16px}
.stage-hint{position:absolute;top:60px;left:50%;transform:translateX(-50%);margin:0;padding:8px 14px;border-radius:999px;background:#0a1628b3;color:#c9d6e5;font-size:12px;pointer-events:none;white-space:nowrap;transition:opacity .6s;z-index:2}
.stage-hint.fade{opacity:0}
.stage-message{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:14px;text-align:center;color:#dce6f2;z-index:3}
.stage-message p{max-width:360px;color:var(--muted);font-size:14px;line-height:1.5;margin:0}.stage-message h2{margin:0;font-size:22px}
.spinner{width:36px;height:36px;border-radius:50%;border:3px solid #ffffff22;border-top-color:var(--gold);animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.piece-tag{position:absolute;left:0;top:0;z-index:2;pointer-events:none;display:flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:#0a1628e6;border:1px solid #ffffff2e;font-weight:700;font-size:13px;white-space:nowrap;box-shadow:0 8px 24px -8px #000;will-change:transform}
.piece-tag i{width:9px;height:9px;border-radius:50%;box-shadow:0 0 10px currentColor}
/* guia */
.lab .guide{background:linear-gradient(180deg,#12233a,#0e1c2f);border:1px solid #2a3b52;border-radius:20px;padding:22px;max-height:min(74vh,720px);overflow:auto;border-left:1px solid #2a3b52}
.lab .guide .eyebrow{margin-bottom:10px}
.lab .guide h2{font-family:'Barlow Condensed',Barlow,sans-serif;font-size:32px;line-height:1.02;margin-bottom:12px}
.guide-lead{color:var(--muted);font-size:15px;line-height:1.55;margin-bottom:18px}
.piece-card{--accent:#f5b800;animation:rise .35s ease}
@keyframes rise{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.card-step{font-size:11px;letter-spacing:.14em;font-weight:800;color:var(--accent);text-transform:uppercase}
.icon-btn{width:36px;height:36px;border-radius:10px;border:1px solid #ffffff24;background:#ffffff0d}
.progress{height:4px;border-radius:4px;background:#ffffff14;overflow:hidden;margin-bottom:16px}.progress span{display:block;height:100%;background:var(--accent);transition:width .4s}
#card-title{display:flex;align-items:center;gap:10px;font-family:'Barlow Condensed',Barlow,sans-serif;font-size:30px;line-height:1.05;margin:0 0 10px}
#card-dot{flex:none;width:14px;height:14px;border-radius:50%;box-shadow:0 0 14px var(--accent)}
.card-role{font-size:17px;line-height:1.5;color:#eef3f9;margin-bottom:14px}
.card-think{background:color-mix(in srgb,var(--accent) 14%,transparent);border:1px solid color-mix(in srgb,var(--accent) 40%,transparent);border-radius:12px;padding:12px 14px;margin-bottom:14px}
.card-think b{display:block;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:4px}.card-think p{margin:0;font-size:15px;line-height:1.5}
.card-facts{margin:0 0 16px}.card-facts dt{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:#8fa3bb;font-weight:700;margin-top:12px}
.card-facts dd{margin:4px 0 0;font-size:14px;line-height:1.55;color:#cfdae6}
.card-nav{display:grid;grid-template-columns:1fr 1.4fr;gap:8px}
.parts{margin-top:22px;padding-top:18px;border-top:1px solid #ffffff14}
.parts-title{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#8fa3bb;font-weight:700;margin-bottom:10px}
.piece-list{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.piece-list button{display:flex;align-items:center;gap:8px;text-align:left;padding:10px;border-radius:10px;border:1px solid #ffffff14;background:#ffffff08;font-size:13px;min-height:44px;line-height:1.2}
.piece-list button:hover,.piece-list button:focus-visible,.piece-list button[aria-current=true]{border-color:#ffffff40;background:#ffffff14}
.piece-list button[aria-current=true]{box-shadow:inset 3px 0 0 var(--gold)}
.piece-list i{flex:none;width:10px;height:10px;border-radius:50%}
@media(max-width:1000px){.lab-shell{grid-template-columns:1fr}.lab .guide{max-height:none}.stage-wrap{height:62vh;min-height:420px}}
@media(max-width:650px){
  .lab-heading{flex-direction:column;align-items:flex-start;gap:6px}.lab-heading h1{font-size:32px}.lab-sub{text-align:left;font-size:14px}
  .stage-wrap{height:64vh;min-height:400px;border-radius:16px;position:relative}
  .dock{left:8px;right:8px;bottom:8px;transform:none;width:auto;max-width:none;flex-wrap:wrap;gap:8px;padding:8px}
  .dock .btn-gold{flex:1;padding:10px;font-size:14px}.dock .btn-ghost{padding:10px 12px;font-size:14px}
  .dock-range{order:3;flex-basis:100%;min-width:0}.zoom{border:0;padding:0}
  .stage-hint{top:54px;font-size:11px}
  .piece-list{grid-template-columns:1fr 1fr}
  .lab .guide{padding:18px}
}

#lab-title:focus{outline:none}
@media(max-width:650px){.lab .stage-wrap{position:sticky;top:0;z-index:5;height:52vh;min-height:360px;border-radius:0 0 16px 16px}}

/* ===== v7 — laboratório em tela ampla (guia flutuante sobre o 3D) ===== */
.stage-actions{display:flex;gap:8px;pointer-events:auto}
body:has(#lab:not([hidden])) footer{display:none}
@media(min-width:1001px){
  body:has(#lab:not([hidden])) .header{height:64px}
  body:has(#lab:not([hidden])) main{max-width:none;padding:0 20px}
  .lab{padding:10px 0 20px}
  .lab-heading{margin-bottom:10px;align-items:center}
  .lab-heading .back{margin:0 14px 0 0}
  .lab-heading>div{display:flex;align-items:baseline}
  .lab-heading h1{font-size:28px}
  .lab-sub{font-size:14px;max-width:none}
  .lab-shell{display:block;position:relative}
  .lab .stage-wrap{height:calc(100vh - 64px - 90px);min-height:560px;max-height:none}
  .lab .guide{position:absolute;top:64px;right:14px;width:380px;max-height:calc(100% - 78px);z-index:3;
    background:#0c1a2ce0;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border:1px solid #ffffff1f;box-shadow:0 20px 60px -20px #000;transition:transform .35s,opacity .35s}
  .lab .dock{left:calc((100% - 408px) / 2)}
  .lab-shell.guide-off .guide{transform:translateX(24px);opacity:0;pointer-events:none;visibility:hidden}
  .lab-shell.guide-off .dock{left:50%}
  .piece-list{grid-template-columns:1fr 1fr}
}
@media(min-width:1001px) and (max-height:700px){
  .lab-heading{display:none}
  .lab .stage-wrap{height:calc(100vh - 64px - 24px);min-height:460px}
}
@media(max-width:1000px){.only-wide{display:none}}
/* Tela cheia */
.lab-shell:fullscreen,.lab-shell.pseudo-full{background:#08121f;padding:0;width:100vw;height:100vh}
.lab-shell.pseudo-full{position:fixed;inset:0;z-index:50}
.lab-shell:fullscreen .stage-wrap,.lab-shell.pseudo-full .stage-wrap{height:100vh!important;min-height:0;border-radius:0;border:0}
@media(max-width:1000px){.lab-shell:fullscreen .guide{display:none}}

/* ===== v9 — laboratório Conexões ===== */
.lab-shell[data-mode=conexoes] .assembly-only{display:none}
.lab-shell:not([data-mode=conexoes]) .variant{display:none}
.variant{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.variant span{font-size:12px;color:#c9d6e5;margin-right:4px;font-weight:600}
.variant button{border:1px solid #ffffff2e;background:#ffffff0d;border-radius:10px;padding:10px 12px;min-height:40px;font-size:13px;font-weight:600}
.variant button[aria-pressed=true]{background:var(--gold);color:#0a1628;border-color:var(--gold)}
@media(max-width:650px){.variant{flex:1}.variant span{flex-basis:100%}.variant button{flex:1;padding:9px 6px;font-size:12px}}