/* Comunidade CoreBox — mesma família visual do CoreBox Academy (tokens, fontes, topo marinho).
   Fontes hospedadas no próprio app; ícones em SVG embutido (máscara), sem CDN. */
@font-face{font-family:'Fraunces';font-style:normal;font-weight:300 600;font-display:swap;src:url(/fontes/Fraunces.7234ed860a.woff2) format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:400 600;font-display:swap;src:url(/fontes/Inter.3100e775e8.woff2) format('woff2')}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400 500;font-display:swap;src:url(/fontes/JetBrainsMono.83c005d49d.woff2) format('woff2')}

:root{
  --marinho:#0A2C42; --petroleo:#2F5F73; --aco:#A1C4CE; --gelo:#D6E1EF; --ouro:#F3A125; --ouro-forte:#D9860A;
  --fundo:#F7F4EE; --superficie:#FFFFFF; --texto:#14222D; --apoio:#5B6B77; --linha:#E2E6E9; --realce:#EAF0F7;
  --sobre-ouro:#1B1406; --erro:#B42318; --ok:#1E7A4C;
  --titulo:"Fraunces",Georgia,"Times New Roman",serif; --corpo:"Inter","Segoe UI",Arial,sans-serif;
  --mono:"JetBrains Mono",Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){color-scheme:dark;
    --fundo:#071B28; --superficie:#0D2A3D; --texto:#EAF0F4; --apoio:#A6B7C2; --linha:#1E3E52; --realce:#12364D; --petroleo:#7FB0C2; --erro:#FF8A80; --ok:#6FD3A0;}
}
:root[data-theme="dark"]{color-scheme:dark;
  --fundo:#071B28; --superficie:#0D2A3D; --texto:#EAF0F4; --apoio:#A6B7C2; --linha:#1E3E52; --realce:#12364D; --petroleo:#7FB0C2; --erro:#FF8A80; --ok:#6FD3A0;}

*{box-sizing:border-box}
body{margin:0;background:var(--fundo);color:var(--texto);font-family:var(--corpo);font-size:16px;line-height:1.6;min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
h1,h2,h3{font-family:var(--titulo);font-weight:400;line-height:1.15;margin:0;text-wrap:balance}
p{margin:0}
a{color:inherit}
button{font:inherit;cursor:pointer}
img{max-width:100%}
:focus-visible{outline:3px solid var(--ouro);outline-offset:2px}
.envolve{max-width:1180px;margin:0 auto;padding-inline:16px}
.rotulo{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--petroleo)}
.pular{position:absolute;left:-9999px}
.pular:focus{left:16px;top:8px;z-index:100;background:var(--ouro);color:var(--sobre-ouro);padding:8px 12px;border-radius:6px}

/* ícones: <i class="bi bi-nome"> vira máscara SVG na cor do texto */
.bi{display:inline-block;width:1.05em;height:1.05em;vertical-align:-.15em;flex:0 0 auto;background:currentColor;
  -webkit-mask:var(--i) center/contain no-repeat;mask:var(--i) center/contain no-repeat}
.bi-person{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='8' r='4'/%3E%3Cpath d='M4 21c0-4 4-6 8-6s8 2 8 6'/%3E%3C/svg%3E")}
.bi-heart{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linejoin='round'%3E%3Cpath d='M12 20s-7.5-4.6-7.5-10.2A4.3 4.3 0 0 1 12 7a4.3 4.3 0 0 1 7.5 2.8C19.5 15.4 12 20 12 20z'/%3E%3C/svg%3E")}
.bi-heart-fill{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 20s-7.5-4.6-7.5-10.2A4.3 4.3 0 0 1 12 7a4.3 4.3 0 0 1 7.5 2.8C19.5 15.4 12 20 12 20z'/%3E%3C/svg%3E")}
.bi-chat{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linejoin='round'%3E%3Cpath d='M4 5h16v11H9l-5 4z'/%3E%3C/svg%3E")}
.bi-arrow-right{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12h14M13 6l6 6-6 6'/%3E%3C/svg%3E")}
.bi-arrow-left{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M19 12H5M11 6l-6 6 6 6'/%3E%3C/svg%3E")}
.bi-pin-angle{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14 3l7 7-3 1-4 4 1 4-2 1-4-4-5 5M7 13l4 4M14 3l-1 4-4 4-4-1-1 2'/%3E%3C/svg%3E")}
.bi-plus-lg{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M12 4v16M4 12h16'/%3E%3C/svg%3E")}
.bi-check-lg{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 12l5 5L20 6'/%3E%3C/svg%3E")}
.bi-send{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linejoin='round'%3E%3Cpath d='M3 11l18-8-8 18-2-8z'/%3E%3C/svg%3E")}
.bi-lock{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linejoin='round'%3E%3Crect x='5' y='11' width='14' height='10' rx='2'/%3E%3Cpath d='M8 11V8a4 4 0 0 1 8 0v3'/%3E%3C/svg%3E")}
.bi-shield-lock{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linejoin='round'%3E%3Cpath d='M12 3l8 3v6c0 5-3.5 8-8 9-4.5-1-8-4-8-9V6z'/%3E%3Cpath d='M12 11v4'/%3E%3C/svg%3E")}
.bi-envelope{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linejoin='round'%3E%3Crect x='3' y='5' width='18' height='14' rx='2'/%3E%3Cpath d='M3 7l9 6 9-6'/%3E%3C/svg%3E")}
.bi-box-arrow-in-right{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14 4h5v16h-5M3 12h11M10 8l4 4-4 4'/%3E%3C/svg%3E")}
.bi-box-arrow-right{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M10 4H5v16h5M9 12h12M17 8l4 4-4 4'/%3E%3C/svg%3E")}
.bi-person-plus{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='10' cy='8' r='4'/%3E%3Cpath d='M2 21c0-4 4-6 8-6s8 2 8 6M19 7v6M16 10h6'/%3E%3C/svg%3E")}
.bi-search{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='M20 20l-4-4'/%3E%3C/svg%3E")}
.bi-chat-square-text{--i:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 4h16v12H9l-5 4zM8 8h8M8 12h5'/%3E%3C/svg%3E")}

/* faixa, topo e rodapé */
.faixa-contato{background:var(--ouro);color:var(--sobre-ouro);font-size:13px}
.faixa-contato .envolve{display:flex;align-items:center;justify-content:space-between;gap:6px 20px;flex-wrap:wrap;padding-block:6px}
.faixa-contato .contatos{display:flex;gap:6px 18px;flex-wrap:wrap}
.faixa-contato a{color:inherit;font-weight:600;text-decoration:none}
.faixa-contato a:hover{text-decoration:underline}
.topo{position:sticky;top:0;z-index:10;background:var(--marinho);color:#fff}
.topo .envolve{display:flex;align-items:center;gap:10px 18px;min-height:68px;flex-wrap:wrap;padding-block:8px}
.marca{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none;margin-right:auto}
.marca img{width:40px;height:40px;display:block;border:1px solid rgba(161,196,206,.5)}
.marca span{font-family:var(--titulo);font-size:22px}
.marca em{font-style:normal;color:var(--aco)}
.nav{display:flex;gap:2px;flex-wrap:wrap}
.nav a{color:#D6E1EF;padding:8px 12px;border-radius:6px;font-weight:500;text-decoration:none}
.nav a:hover{color:#fff}
.nav a[aria-current="page"]{color:#fff;box-shadow:inset 0 -2px 0 var(--ouro)}
.conta{display:flex;align-items:center;gap:8px}
.conta form{margin:0}
.conta-nome{display:inline-flex;align-items:center;gap:6px;color:#D6E1EF;font-size:14px;max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topo .btn.contorno{color:#fff}
.rodape{background:#061D2C;color:#A1C4CE;padding-block:24px;font-size:13px;margin-top:48px}
.rodape .envolve{display:flex;gap:10px 14px;flex-wrap:wrap;justify-content:space-between}
.rodape a{color:#fff}
.aviso-topo{font-size:15px;padding-block:10px;border-bottom:1px solid var(--linha)}
.aviso-topo.sucesso{background:#E6F4EC;color:#14532D}
.aviso-topo.alerta{background:#FFF4DC;color:#5C3B00}

/* botões */
.btn,.new-post-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:6px;padding:11px 18px;font-weight:600;border:1px solid transparent;text-decoration:none;font-size:15px;line-height:1.2}
.btn.ouro,.new-post-btn{background:var(--ouro);color:var(--sobre-ouro)}
.btn.ouro:hover,.new-post-btn:hover{background:var(--ouro-forte)}
.btn.contorno{border-color:currentColor;background:transparent;color:var(--texto)}
.btn.contorno:hover{background:rgba(127,176,194,.14)}
.btn.pequeno{padding:7px 13px;font-size:14px}
.btn.largo,.form-actions .new-post-btn{width:100%}

/* cabeçalho de página */
.cab-pagina{background:var(--marinho);color:#fff;padding-block:40px 44px}
.cab-pagina .envolve{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap}
.cab-pagina .rotulo{color:var(--aco)}
.cab-pagina h1{font-size:clamp(32px,4.6vw,52px);font-weight:300;margin-top:8px}
.cab-pagina h1 b{font-weight:600;color:var(--ouro)}
.cab-pagina p{color:#D6E1EF;margin-top:10px;max-width:60ch}
.cab-pagina.estreito{padding-block:28px 30px}
.cab-pagina.estreito h1{font-size:clamp(28px,3.6vw,40px)}

/* feed */
.feed-grade{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;padding-block:32px;align-items:start}
.ferramentas{display:flex;gap:10px 14px;flex-wrap:wrap;align-items:center;margin-bottom:20px}
.busca{position:relative;flex:1 1 240px}
.busca .bi{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--apoio)}
.busca input{width:100%;font:inherit;font-size:15px;border:1px solid var(--linha);background:var(--superficie);color:var(--texto);border-radius:8px;padding:10px 12px 10px 38px}
.filtros{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}
.filtros button{border:1px solid var(--linha);background:var(--superficie);color:var(--texto);border-radius:999px;padding:6px 14px;font-size:14px;font-weight:500}
.filtros button[aria-pressed="true"]{background:var(--marinho);border-color:var(--marinho);color:#fff}
.lista-posts{display:grid;gap:16px}
.post{background:var(--superficie);border:1px solid var(--linha);border-radius:10px;overflow:hidden;display:grid;grid-template-columns:minmax(0,1fr) 220px;transition:border-color .15s}
.post:hover{border-color:var(--petroleo)}
.post[hidden]{display:none}
.post-corpo{padding:20px;display:grid;gap:10px;align-content:start}
.post-meta{display:flex;gap:10px;flex-wrap:wrap;align-items:center;font-family:var(--mono);font-size:12px;color:var(--apoio)}
.selo{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;border:1px solid var(--linha);background:var(--realce);border-radius:4px;padding:2px 8px;color:var(--texto)}
.selo.fixado{background:var(--ouro);border-color:var(--ouro);color:var(--sobre-ouro);display:inline-flex;gap:4px;align-items:center}
.post h2{font-size:24px}
.post h2 a{text-decoration:none}
.post h2 a:hover{text-decoration:underline;text-decoration-color:var(--ouro)}
.post-corpo p{color:var(--apoio);font-size:15px}
.post-rodape{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;margin-top:6px}
.metricas{display:flex;gap:14px;align-items:center}
.metricas form{margin:0}
.metrica{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--apoio);background:none;border:0;padding:4px 0}
button.metrica:hover,.metrica.ativa{color:#C2410C}
.ler{font-weight:600;color:var(--petroleo);text-decoration:none;display:inline-flex;gap:6px;align-items:center}
.post-capa{background:var(--marinho);position:relative;min-height:180px}
.post-capa img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.capa-sigla{position:absolute;inset:0;display:flex;align-items:flex-end;padding:16px;color:#fff;font-family:var(--titulo);font-size:40px;font-weight:300;line-height:1}
.capa-sigla::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);background-size:28px 28px}
.vazio{padding:36px;border:1px dashed var(--linha);border-radius:10px;color:var(--apoio);text-align:center;display:grid;gap:10px;justify-items:center}
.vazio .bi{font-size:36px;color:var(--petroleo)}
.vazio h3{font-size:24px;color:var(--texto)}

/* lateral */
.lateral{display:grid;gap:16px;position:sticky;top:96px}
.cartao{background:var(--superficie);border:1px solid var(--linha);border-radius:10px;padding:18px}
.cartao h3{font-size:20px;margin-bottom:12px}
.cartao p{color:var(--apoio);font-size:14px}
.cartao .btn{margin-top:12px}
.cartao.destaque{background:var(--marinho);color:#fff;border-color:var(--marinho)}
.cartao.destaque p{color:#D6E1EF}
.lista-cat{list-style:none;margin:0;padding:0;display:grid;gap:4px}
.lista-cat li{display:flex;justify-content:space-between;gap:10px;font-size:14px;padding:6px 0;border-bottom:1px solid var(--linha)}
.lista-cat li:last-child{border-bottom:0}
.lista-cat b{font-family:var(--mono);font-weight:500;color:var(--apoio)}
.populares{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.populares a{text-decoration:none;font-size:14px;font-weight:500;display:block}
.populares a:hover{text-decoration:underline}
.populares span{display:flex;gap:10px;font-size:12px;color:var(--apoio);margin-top:2px}

/* detalhe */
.detalhe-grade{max-width:820px;margin:0 auto;padding-block:32px}
.voltar{display:inline-flex;gap:6px;align-items:center;color:var(--petroleo);font-weight:600;text-decoration:none;margin-bottom:18px}
.artigo{background:var(--superficie);border:1px solid var(--linha);border-radius:10px;overflow:hidden}
.artigo-capa img{display:block;width:100%;max-height:420px;object-fit:cover}
.artigo-corpo{padding:28px;display:grid;gap:14px}
.artigo-corpo h1{font-size:clamp(28px,4vw,42px);font-weight:300}
.artigo-texto{display:grid;gap:14px;font-size:17px;line-height:1.7}
.artigo-acoes{display:flex;gap:18px;align-items:center;flex-wrap:wrap;border-top:1px solid var(--linha);padding-top:14px}
.artigo-acoes form{margin:0}
.comentarios{margin-top:28px;display:grid;gap:16px}
.comentarios h2{font-size:26px}
.form-comentario{display:grid;gap:10px;justify-items:end}
.form-comentario textarea{width:100%}
.dica-login{display:flex;gap:10px;align-items:center;background:var(--realce);border-radius:10px;padding:14px 16px;font-size:15px}
.dica-login a{color:var(--petroleo);font-weight:600}
.comentario{display:grid;grid-template-columns:36px minmax(0,1fr);gap:12px;background:var(--superficie);border:1px solid var(--linha);border-radius:10px;padding:14px}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--realce);color:var(--petroleo);display:grid;place-items:center}
.comentario-cab{display:flex;gap:10px;flex-wrap:wrap;align-items:baseline}
.comentario-cab small{color:var(--apoio);font-family:var(--mono);font-size:12px}
.comentario p{white-space:pre-line;overflow-wrap:anywhere}

/* formulários (publicação e telas de conta) */
.form-estreito{max-width:520px;margin:0 auto;padding-block:32px}
.form-medio{max-width:820px;margin:0 auto;padding-block:32px}
.card-post{background:var(--superficie);border:1px solid var(--linha);border-radius:10px;padding:24px}
.community-form{display:grid;gap:16px}
.form-group{display:grid;gap:6px}
.form-group label{font-weight:600;font-size:14px}
.form-control,.form-select{width:100%;font:inherit;font-size:15px;border:1px solid var(--linha);background:var(--fundo);color:var(--texto);border-radius:8px;padding:10px 12px}
.form-control:focus,.form-select:focus{border-color:var(--petroleo);outline:2px solid rgba(47,95,115,.25);outline-offset:0}
textarea.form-control{resize:vertical;min-height:90px}
.form-linha{display:flex;gap:10px 24px;flex-wrap:wrap}
.switch-field{display:inline-flex;gap:8px;align-items:center;font-size:15px;cursor:pointer}
.switch-field input{width:18px;height:18px;accent-color:var(--petroleo)}
.switch-field small{color:var(--apoio)}
.form-actions{display:flex;gap:10px;justify-content:flex-end}
.login-links{display:flex;flex-direction:column;gap:6px;font-size:14px}
.login-links a,.conta-texto a{color:var(--petroleo);font-weight:600}
.login-erro,.text-danger,.login-erro-campo,.field-validation-error{color:var(--erro);font-size:14px}
.login-erro ul,.validation-summary-errors ul{margin:0;padding-left:18px}
.validation-summary-valid{display:none}
.input-validation-error{border-color:var(--erro)}
.conta-texto{color:var(--apoio)}
.conta-aviso{background:var(--realce);border-radius:8px;padding:12px 14px;font-size:14px}
.login-externo{margin-top:16px;display:grid;gap:10px}

@media (max-width:900px){
  .feed-grade{grid-template-columns:minmax(0,1fr)}
  .lateral{position:static}
}
@media (max-width:640px){
  .faixa-contato .so-largo{display:none}
  .post{grid-template-columns:minmax(0,1fr)}
  .post-capa{min-height:150px;order:-1}
  .artigo-corpo{padding:20px}
  .marca span{font-size:19px}
  .nav{order:3;width:100%}
  .conta-nome span{display:none}
}