.lp-top{display:flex;align-items:center;gap:14px;padding:14px 20px;border-bottom:1px solid var(--border);font-size:13px}.lp-home{color:var(--muted);text-decoration:none;white-space:nowrap}.lp-home:hover{color:var(--br-yellow)}.lp-breadcrumb{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);display:flex;gap:8px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lp-sep{color:var(--border)}.lp-duration{margin-left:auto;color:var(--muted);font-family:var(--font-mono);font-size:12px;white-space:nowrap}.lp-top{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px)}.lp-readbar{position:absolute;left:0;right:0;bottom:0;height:3px;background:transparent}.lp-readbar-fill{height:100%;width:0%;background:linear-gradient(90deg,var(--go-blue, #00ADD8),var(--go-blue-2, #5DC9E2));transition:width 80ms linear}.lp-readbar-fill.done{background:linear-gradient(90deg,var(--br-green, #009C3B),var(--go-blue, #00ADD8))}.lp-main{padding:28px 20px 60px}.lp-article{max-width:760px;margin:0 auto}.lp-title{font-size:clamp(26px,5vw,34px);margin:0 0 8px;letter-spacing:-.01em}.lp-prereqs{color:var(--muted);font-size:13px;margin:0 0 24px}.lp-body{font-size:16px}.lp-body h2{font-size:22px;margin:36px 0 10px;padding-top:8px}.lp-body p{margin:0 0 14px}.lp-body pre{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-10);padding:14px 16px;overflow-x:auto;font-size:13.5px;line-height:1.55}.lp-body code{font-size:.92em}.lp-body :not(pre)>code{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-6);padding:1px 5px}.lp-body ul{padding-left:22px}.lp-body li{margin-bottom:6px}.lp-hero{position:relative;border-radius:var(--r-14);overflow:hidden;margin:0 0 22px;border:1px solid var(--border)}.lp-hero img{display:block;width:100%;aspect-ratio:16 / 7;object-fit:cover}.lp-hero-overlay{position:absolute;inset:auto 0 0;padding:10px 16px;background:linear-gradient(transparent,#07131fd9)}.lp-hero-module{font-family:JetBrains Mono,monospace;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--go-blue-2, #5DC9E2)}.lp-body .lesson-intuicao,.lp-body [data-component=Intuicao]{margin-top:8px}.lp-body .lesson-experimente,.lp-body [data-component=Experimente]{border:1px solid var(--go-blue, #00ADD8);border-radius:var(--r-12);padding:4px 20px 16px;margin:26px 0;background:color-mix(in srgb,var(--go-blue, #00ADD8) 7%,transparent)}.lp-body .lesson-experimente>h2,.lp-body [data-component=Experimente]>h2{border:0;margin-top:14px}.lp-body .lesson-experimente>h2:before,.lp-body [data-component=Experimente]>h2:before{content:"▶ ";color:var(--go-blue, #00ADD8)}.lp-body .lesson-exercicio,.lp-body [data-component=Exercicio]{border:1px solid var(--border);border-left:4px solid var(--br-green, #009C3B);border-radius:var(--r-12);padding:4px 20px 16px;margin:26px 0;background:var(--surface-3, #0F1F33)}.lp-body .lesson-jeitogo,.lp-body [data-component=JeitoGo]{border-left:4px solid var(--br-yellow, #FFDF00);border-radius:0 var(--r-10) var(--r-10) 0;background:color-mix(in srgb,var(--br-yellow, #FFDF00) 6%,transparent);padding:12px 18px;margin:22px 0}.lp-body .lesson-jeitogo-head{font-weight:700;margin:0 0 6px}.lp-body .lesson-vindode,.lp-body [data-component=VindoDe]{border:1px dashed var(--border-strong, rgba(255,255,255,.18));border-radius:var(--r-10);padding:12px 18px;margin:22px 0;color:var(--muted)}.lp-body .lesson-vindode-head{font-family:JetBrains Mono,monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--go-blue-2, #5DC9E2);margin:0 0 8px}.lp-body .lesson-resumo,.lp-body [data-component=Resumo]{border-top:3px solid;border-image:linear-gradient(90deg,var(--br-green,#009C3B) 33%,var(--br-yellow,#FFDF00) 33% 66%,var(--go-blue,#00ADD8) 66%) 1;margin-top:34px;padding-top:4px}.lp-body .lesson-solucao,.lp-body [data-component=Solucao]{border:1px solid var(--border);border-radius:var(--r-10);margin:16px 0;padding:0}.lp-body .lesson-solucao>summary{cursor:pointer;padding:12px 16px;font-weight:600;color:var(--go-blue-2, #5DC9E2)}.lp-body .lesson-solucao-body,.lp-body .lesson-solucao>:not(summary){padding:0 16px 12px}.lp-body .lesson-aviso,.lp-body [data-component=Aviso]{border-left:4px solid var(--error, #F76C6C);background:color-mix(in srgb,#F76C6C 7%,transparent);border-radius:0 var(--r-10) var(--r-10) 0;padding:12px 18px;margin:22px 0}.ex-placeholder{border:1px solid var(--border);border-radius:var(--r-12);overflow:hidden;margin:18px 0}.ex-placeholder-head{display:flex;justify-content:space-between;gap:10px;padding:10px 14px;background:var(--surface-2);border-bottom:1px solid var(--border);font-size:13px}.ex-placeholder-title{font-weight:600}.ex-placeholder-hint{color:var(--muted);font-family:var(--font-mono);font-size:11px}.ex-placeholder-code{margin:0;padding:14px 16px;background:var(--surface);overflow-x:auto;font-size:13px}.lp-loading{color:var(--muted);font-size:14px;padding:8px 0 24px}.lp-skeleton{height:14px;border-radius:var(--r-6);background:var(--surface-2);margin-bottom:10px}.lesson-locked{text-align:center;border:1px solid var(--border);border-radius:var(--r-14);padding:44px 24px;margin:12px 0 24px}.lesson-locked-icon{font-size:34px;display:block;margin-bottom:10px}.lesson-locked h2{margin:0 0 6px;font-size:20px}.lesson-locked p{color:var(--muted);margin:0}.lesson-error{color:var(--danger)}.lp-footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;border-top:1px solid var(--border);margin-top:40px;padding-top:20px}.lp-feedback{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:14px}.lp-feedback button{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-8);font-size:16px;padding:6px 12px;cursor:pointer;transition:border-color .15s ease,transform .15s ease}.lp-feedback button:hover{border-color:var(--br-yellow);transform:translateY(-1px)}.lp-feedback button.on{border-color:var(--go-blue);background:var(--surface-2)}.lp-complete{background:var(--go-blue);color:#04222d;border:none;border-radius:var(--r-10);font-weight:700;font-size:15px;padding:12px 20px;cursor:pointer;transition:background .15s ease,transform .15s ease}.lp-complete:hover{background:var(--br-yellow);color:#211c00;transform:translateY(-1px)}.lp-complete.done{background:var(--br-green);color:#eafff2}.lp-complete:disabled{opacity:.7;cursor:wait;transform:none}.lp-nav{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:26px}.lp-nav-link{display:flex;flex-direction:column;gap:3px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-12);padding:12px 16px;text-decoration:none;color:var(--text);transition:border-color .15s ease;min-width:0}.lp-nav-link:hover{border-color:var(--br-yellow);color:var(--text)}.lp-nav-next{text-align:right}.lp-nav-kicker{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--go-blue)}.lp-nav-title{font-size:13px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media(max-width:560px){.lp-nav{grid-template-columns:1fr}.lp-nav-next{text-align:left}}