/* Documentação: Camadas do Sistema BarberBot */

.doc-camadas{
  --bg: #f6f8fc;
  --surface: #ffffff;
  --line: #dbe5f0;
  --text: #17324d;
  --muted: #4d6783;
  --brand: #13347B;
  --brand-2: #2685BE;
  --soft: #eef6ff;
  --soft-2: #f9fbff;
  --warning-bg: #fff8e8;
  --warning-border: #efc86c;
  --info-bg: #eef6ff;
  --info-border: #8cb8ff;
  --shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
  --radius: 18px;
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
  margin: 0;
  padding: 0 0 40px;
  font-family: "Segoe UI", Arial, sans-serif;
}

.doc-camadas *{ box-sizing: border-box; }

.doc-camadas .hero{
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #fff;
  padding: 42px 20px 36px;
  border-radius: 0 0 26px 26px;
  box-shadow: 0 10px 30px rgba(19, 52, 123, 0.18);
}

.doc-camadas .hero-inner{
  max-width: 1100px;
  margin: 0 auto;
}

.doc-camadas .eyebrow{
  display: inline-block;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.22);
  font-size: .9rem;
  font-weight: 700;
  letter-spacing: .02em;
  margin-bottom: 10px;
}

.doc-camadas .hero h1{
  margin: 0;
  font-size: 2.35rem;
  line-height: 1.12;
  color: #fff;
}

.doc-camadas .hero-text{
  max-width: 900px;
  margin: 14px 0 0;
  color: #d9edff;
  font-size: 1.08rem;
  line-height: 1.6;
}

.doc-camadas .hero-badges{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.doc-camadas .hero-badges span{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: .95rem;
}

.doc-camadas .container{
  max-width: 1100px;
  margin: 24px auto 0;
  padding: 0 20px;
}

.doc-camadas .card{
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  margin-bottom: 18px;
}

.doc-camadas h2{
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-size: 1.45rem;
  color: var(--brand);
}

.doc-camadas h3{
  margin: 0 0 10px;
  font-size: 1.08rem;
  color: var(--brand);
}

.doc-camadas p{
  margin: 0 0 14px;
  line-height: 1.65;
  color: var(--muted);
}

.doc-camadas .toc ul,
.doc-camadas .check-list{
  margin: 0;
  padding-left: 18px;
}

.doc-camadas .toc li,
.doc-camadas .check-list li{
  margin-bottom: 8px;
  color: var(--muted);
  line-height: 1.5;
}

.doc-camadas .toc a{
  color: var(--brand);
  text-decoration: none;
  font-weight: 600;
}

.doc-camadas .toc a:hover{ text-decoration: underline; }

.doc-camadas .grid{
  display: grid;
  gap: 16px;
}

.doc-camadas .grid.two{
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.doc-camadas .info-box,
.doc-camadas .flow-card,
.doc-camadas .summary-box,
.doc-camadas .next-step{
  background: var(--soft-2);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px;
}

.doc-camadas .layer-card{
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 16px;
  align-items: start;
  background: var(--soft-2);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px;
  margin-bottom: 16px;
}

.doc-camadas .layer-number{
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #fff;
  font-size: 1.4rem;
  font-weight: 800;
  box-shadow: 0 6px 20px rgba(38,133,190,.22);
}

.doc-camadas .code-block{
  background: #0f172a;
  color: #e2e8f0;
  border-radius: 14px;
  padding: 14px 16px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  overflow-x: auto;
  line-height: 1.6;
}

.doc-camadas .code-block code{
  color: inherit;
  background: transparent;
  padding: 0;
  font-size: .95rem;
}

.doc-camadas .code-block.multiline pre{
  margin: 0;
  white-space: pre-wrap;
}

.doc-camadas .alert{
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 12px;
  align-items: start;
  border-radius: 14px;
  padding: 16px;
  margin-top: 14px;
}

.doc-camadas .alert.warning{
  background: var(--warning-bg);
  border: 1px solid var(--warning-border);
}

.doc-camadas .alert.info{
  background: var(--info-bg);
  border: 1px solid var(--info-border);
}

.doc-camadas .diagram{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  padding: 16px;
  border-radius: 14px;
  background: var(--soft);
  border: 1px dashed var(--info-border);
}

.doc-camadas .diagram span{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--line);
  font-weight: 600;
  color: var(--brand);
}

.doc-camadas .subsection{ margin-top: 18px; }

.doc-camadas code{
  background: rgba(19,52,123,.08);
  color: var(--brand);
  padding: 2px 6px;
  border-radius: 6px;
}

@media (max-width: 820px){
  .doc-camadas .grid.two{
    grid-template-columns: 1fr;
  }

  .doc-camadas .layer-card{
    grid-template-columns: 1fr;
  }

  .doc-camadas .layer-number{
    width: 48px;
    height: 48px;
  }

  .doc-camadas .hero h1{
    font-size: 1.85rem;
  }
}