:root {
  --petroleo: #0E5A70;
  --turquesa: #35C9CC;
  --verde-agua: #6FE3DA;
  --azul-escuro: #0A3F4D;
  --cinza: #E6EAEA;
  --fundo-suave: #F2FBFA;
  --fundo-verde: #E3F8F5;
  --texto: #0A3F4D;
  --texto-suave: #41707D;
  --linha: #D8E6E6;
  --branco: #FFFFFF;
  --erro: #B4434A;
  --erro-bg: #FBEAEB;
  --ok: #1CA851;
  --ok-bg: #E5F7EE;
}

* { box-sizing: border-box; }

/* rótulo visível apenas para leitores de tela */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0);
  white-space: nowrap; border: 0;
}

body {
  margin: 0;
  font-family: "Signika", system-ui, -apple-system, sans-serif;
  color: var(--texto);
  background: var(--fundo-suave);
  font-size: 15px;
  line-height: 1.5;
}

a { color: var(--petroleo); }

/* ---------- topbar ---------- */
.topbar {
  background: var(--petroleo);
  color: var(--branco);
}
.topbar .inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}
.topbar .marca {
  font-weight: 700;
  font-size: 18px;
  color: var(--branco);
  text-decoration: none;
  margin-right: 8px;
}
.topbar .marca small { display: block; font-weight: 400; font-size: 11px; color: var(--verde-agua); letter-spacing: 1px; }
.topbar nav { display: flex; gap: 6px; flex-wrap: wrap; flex: 1; }
.topbar nav a {
  color: #CFEFEC;
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 999px;
  font-weight: 500;
  font-size: 14px;
}
.topbar nav a:hover { background: rgba(255,255,255,0.12); color: #fff; }
.topbar nav a.ativo { background: var(--turquesa); color: var(--azul-escuro); }
.topbar .usuario { display: flex; align-items: center; gap: 10px; font-size: 13px; color: #CFEFEC; }
.topbar .usuario form { margin: 0; }

/* ---------- layout ---------- */
.container { max-width: 1100px; margin: 0 auto; padding: 32px 24px 64px; }
.container.estreito { max-width: 760px; }

.page-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.page-head h1 { color: var(--petroleo); font-size: 28px; margin: 0; }
.page-head p { margin: 4px 0 0; color: var(--texto-suave); }

/* ---------- botões ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  border: 2px solid transparent; border-radius: 999px;
  padding: 10px 20px; font-family: inherit; font-weight: 600; font-size: 14px;
  cursor: pointer; text-decoration: none; transition: all .15s ease;
}
.btn-primario { background: var(--turquesa); color: var(--azul-escuro); }
.btn-primario:hover { background: var(--petroleo); color: #fff; }
.btn-escuro { background: var(--petroleo); color: #fff; }
.btn-escuro:hover { background: var(--azul-escuro); }
.btn-outline { background: transparent; color: var(--petroleo); border-color: var(--petroleo); }
.btn-outline:hover { background: var(--petroleo); color: #fff; }
.btn-perigo { background: transparent; color: var(--erro); border-color: var(--erro); }
.btn-perigo:hover { background: var(--erro); color: #fff; }
.btn-sm { padding: 6px 14px; font-size: 13px; }

/* ---------- flash ---------- */
.flash { border-radius: 12px; padding: 14px 18px; margin-bottom: 22px; font-weight: 500; }
.flash-ok { background: var(--ok-bg); color: var(--ok); }
.flash-erro { background: var(--erro-bg); color: var(--erro); }

/* ---------- cards / grid ---------- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; margin-bottom: 32px; }
.card-num {
  background: var(--branco); border: 1px solid var(--linha); border-radius: 16px;
  padding: 20px; box-shadow: 0 8px 20px rgba(10,63,77,.05);
}
.card-num .n { font-size: 30px; font-weight: 700; color: var(--turquesa); }
.card-num .l { color: var(--texto-suave); font-size: 14px; }

/* ---------- tabela ---------- */
.tabela { width: 100%; border-collapse: collapse; background: var(--branco); border-radius: 16px; overflow: hidden; box-shadow: 0 8px 20px rgba(10,63,77,.05); }
.tabela th, .tabela td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--linha); vertical-align: middle; }
.tabela th { background: var(--fundo-verde); color: var(--petroleo); font-size: 13px; text-transform: uppercase; letter-spacing: .5px; }
.tabela tr:last-child td { border-bottom: none; }
.tabela .acoes { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.tabela img.thumb { width: 56px; height: 40px; object-fit: cover; border-radius: 6px; background: var(--cinza); }
.tabela .avatar { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; background: var(--verde-agua); }

.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge-noticia { background: var(--fundo-verde); color: var(--petroleo); }
.badge-conteudo { background: var(--verde-agua); color: var(--azul-escuro); }
.badge-admin { background: var(--petroleo); color: #fff; }
.badge-editor { background: var(--cinza); color: var(--texto); }
.badge-inativo { background: var(--erro-bg); color: var(--erro); }

.vazio { text-align: center; color: var(--texto-suave); padding: 50px 20px; background: var(--branco); border-radius: 16px; border: 1px dashed var(--linha); }

/* ---------- formulários ---------- */
.form { background: var(--branco); border: 1px solid var(--linha); border-radius: 18px; padding: 28px; box-shadow: 0 8px 20px rgba(10,63,77,.05); }
.campo { margin-bottom: 20px; }
.campo label { display: block; font-weight: 600; color: var(--petroleo); margin-bottom: 6px; font-size: 14px; }
.campo .ajuda { font-size: 12.5px; color: var(--texto-suave); margin-top: 4px; }
.campo input[type=text], .campo input[type=email], .campo input[type=password],
.campo input[type=date], .campo input[type=url], .campo input[type=search], .campo select, .campo textarea {
  width: 100%; padding: 11px 14px; border: 2px solid var(--linha); border-radius: 12px;
  font-family: inherit; font-size: 15px; color: var(--texto); background: var(--branco);
}
.campo input:focus, .campo select:focus, .campo textarea:focus {
  outline: 3px solid var(--petroleo);
  outline-offset: 2px;
  border-color: var(--petroleo);
}
.campo textarea { resize: vertical; min-height: 90px; }
.linha2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-acoes { display: flex; gap: 12px; align-items: center; margin-top: 8px; flex-wrap: wrap; }
.preview-foto { max-height: 90px; border-radius: 10px; margin-top: 8px; display: block; }
.check { display: flex; align-items: center; gap: 8px; }
.check input { width: 18px; height: 18px; }
.tag-check {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 6px 12px; border: 1px solid var(--linha); border-radius: 999px;
  font-size: 14px; cursor: pointer; background: var(--branco);
}
.tag-check input { accent-color: var(--turquesa); }

/* ---------- login ---------- */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px;
  background: linear-gradient(160deg, var(--fundo-suave), var(--fundo-verde)); }
.login-card { background: var(--branco); border-radius: 22px; padding: 40px; width: 100%; max-width: 410px;
  box-shadow: 0 16px 40px rgba(10,63,77,.12); }
.login-card .marca { text-align: center; margin-bottom: 6px; }
.login-card .marca b { color: var(--petroleo); font-size: 24px; }
.login-card .marca span { color: var(--turquesa); }
.login-card h1 { text-align: center; color: var(--petroleo); font-size: 20px; margin: 4px 0 24px; font-weight: 600; }

/* ---------- pré-visualização do post (identidade do site) ---------- */
.preview-bar { background: var(--petroleo); color: #fff; padding: 10px 24px; display: flex; gap: 14px; align-items: center; }
.preview-bar a { color: #fff; }
.artigo { max-width: 760px; margin: 0 auto; padding: 40px 24px 64px; }
.artigo .meta { display: flex; gap: 12px; align-items: center; margin-bottom: 14px; }
.artigo .chip { background: var(--fundo-verde); color: var(--petroleo); border-radius: 999px; padding: 4px 14px; font-weight: 600; font-size: 13px; }
.artigo .data { color: var(--texto-suave); font-size: 14px; }
.artigo h1 { color: var(--petroleo); font-size: 40px; line-height: 1.2; margin: 0 0 18px; }
.artigo .capa { width: 100%; height: 300px; object-fit: cover; border-radius: 24px; margin-bottom: 28px; }
.conteudo { color: #2E5662; font-size: 17px; line-height: 1.75; }
.conteudo h2 { color: var(--petroleo); font-size: 25px; margin-top: 28px; }
.conteudo img { max-width: 100%; border-radius: 14px; }
.conteudo a { color: var(--petroleo); }
.cta-box { background: var(--fundo-verde); border-left: 5px solid var(--turquesa); border-radius: 14px;
  padding: 24px; margin: 30px 0; color: var(--petroleo); font-weight: 500; font-size: 17.5px; line-height: 1.6; }
.tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 24px; }
.tags .tag { background: var(--fundo-suave); border: 1px solid var(--linha); border-radius: 999px; padding: 6px 12px; font-size: 13px; color: var(--petroleo); }
.autor-box { display: flex; gap: 16px; align-items: center; background: var(--fundo-suave); border: 1px solid var(--linha);
  border-radius: 18px; padding: 20px; margin-top: 28px; }
.autor-box img { width: 72px; height: 72px; border-radius: 50%; object-fit: cover; background: var(--verde-agua); }
.autor-box .label { font-size: 12.5px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--turquesa); font-weight: 600; }
.autor-box .nome { font-size: 18px; font-weight: 700; color: var(--petroleo); }
.autor-box .bio { color: var(--texto-suave); font-size: 14.5px; }

/* ---------- seletor de novidades relacionadas (editor) ---------- */
.rel-filtros { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.rel-filtros #rel-q { flex: 1 1 260px; }
.rel-filtros #rel-tag { flex: 0 0 200px; max-width: 200px; }
.rel-resultados {
  border: 1px solid var(--linha); border-radius: 12px;
  max-height: 280px; overflow: auto; background: var(--fundo-suave);
}
.rel-hint { padding: 14px; color: var(--texto-suave); font-size: 13.5px; }
.rel-item {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 10px 12px; border-bottom: 1px solid var(--linha); background: var(--branco);
}
.rel-item:last-child { border-bottom: none; }
.rel-item-info { min-width: 0; }
.rel-item-titulo { font-weight: 600; color: var(--petroleo); font-size: 14.5px; }
.rel-item-meta { color: var(--texto-suave); font-size: 12.5px; margin-top: 2px; }
.rel-add { flex: 0 0 auto; }
.rel-add:disabled { opacity: .55; cursor: default; border-color: var(--linha); color: var(--texto-suave); background: transparent; }
.rel-sel-label { font-weight: 600; color: var(--petroleo); font-size: 13.5px; margin: 16px 0 8px; }
.rel-sel-vazio { font-weight: 400; color: var(--texto-suave); }
.rel-selecionados { display: flex; flex-wrap: wrap; gap: 8px; }
.rel-chip {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--fundo-verde); color: var(--petroleo);
  border: 1px solid var(--linha); border-radius: 999px; padding: 6px 8px 6px 14px;
  font-size: 13.5px; font-weight: 600;
}
.rel-chip-x {
  border: none; background: rgba(10,63,77,.12); color: var(--petroleo);
  width: 20px; height: 20px; border-radius: 50%; cursor: pointer; padding: 0;
  font-size: 15px; line-height: 1; display: inline-flex; align-items: center; justify-content: center;
}
.rel-chip-x:hover { background: var(--erro); color: #fff; }

@media (max-width: 640px) {
  .linha2 { grid-template-columns: 1fr; }
  .artigo h1 { font-size: 30px; }
  .rel-filtros #rel-tag { flex: 1 1 100%; max-width: none; }
}