/* Cyber TDN-style - v3.3 (TOC sticky legível + layout corrigido) */
:root{
  --cyber-navy:#0b2545;
  --cyber-cyan:#00a8e8;
  --cyber-blue:#134074;
  --cyber-sky:#8fd3fe;
  --cyber-gray:#f4f6f8;
  --ink:#1b1f23;
  --muted:#5e6b7a;
  --white:#fff;
}
*{box-sizing:border-box}
html,body{
  margin:0;
  padding:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--ink);
  background:var(--cyber-gray);
}
body{padding-bottom:70px;}
.container{max-width:1200px;margin:0 auto;padding:0 16px}

/* Header */
.tdn-header{
  position:sticky;
  top:0;
  z-index:20;
  background:var(--white);
  border-bottom:1px solid #e6e9ee;
}
.tdn-header__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:14px 0;
}
.brand{display:flex;align-items:center;gap:14px}
.brand__logo{height:40px;width:auto;object-fit:contain}
.brand__titles h1{margin:0;font-size:20px;line-height:1.2;color:var(--cyber-blue)}
.brand__titles span{font-size:12px;color:var(--muted)}
.search input{
  width:min(380px,48vw);
  padding:10px 12px;
  border:1px solid #d6dbe3;
  border-radius:10px;
  background:#fff;
}
.search input:focus{outline:2px solid var(--cyber-cyan);border-color:transparent}

/* Layout principal (NÃO usar padding-left extra) */
main.container{
  display:grid;
  grid-template-columns:260px 1fr;
  gap:24px;
  padding:24px 0;
}

/* TOC STICKY (em fluxo, reserva coluna) */
.toc{
  position:sticky;
  top:92px; /* abaixo do header */
  width:220px;
  max-height:calc(100vh - 130px);
  overflow:auto;
  -webkit-overflow-scrolling:touch;
  font-size:11px;        /* menor e legível */
  line-height:1.25;
  background:var(--white);
  border:1px solid #e6e9ee;
  border-radius:14px;
  padding:12px;
}
.toc h2{
  margin:0 0 6px 0;
  font-size:12px;
  color:var(--muted);
  text-transform:uppercase;
  letter-spacing:.05em;
}
.toc__link{
  display:block;
  padding:4px 6px;
  border-radius:8px;
  color:var(--ink);
  text-decoration:none;
  font-weight:400;
}
.toc__link:hover{background:#f0f7fb}
.toc__link.active{
  background:rgba(0,87,255,0.12);
  color:#0057ff;
  font-weight:600;
}

/* Conteúdo principal */
.content{
  display:flex;
  flex-direction:column;
  gap:16px;
  max-width:1040px; /* confortável */
}
.release{
  background:var(--white);
  border:1px solid #e6e9ee;
  border-radius:16px;
  padding:18px 18px;
}
.release__header{
  display:flex;
  flex-direction:column;
  gap:6px;
  margin-bottom:6px;
}
.release__title{
  display:flex;
  align-items:center;
  gap:10px;
  margin:0;
}
.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 10px;
  border-radius:999px;
  font-weight:600;
}
.chip--version{
  background:linear-gradient(135deg,var(--cyber-blue),var(--cyber-cyan));
  color:#fff;
}
.codename{
  font-size:16px;
  color:var(--cyber-blue);
  font-weight:600;
}
.release__meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  color:var(--muted);
  font-size:12px;
}
.release__meta .hash{
  background:#eef6fb;
  color:#356a93;
  border-radius:8px;
  padding:4px 8px;
}
.tags .tag{
  background:#eef6fb;
  border:1px solid #d9ebf7;
  color:#356a93;
  padding:2px 8px;
  border-radius:999px;
  margin-right:6px;
}

/* Blocos de conteúdo */
.block{
  margin-top:10px;
  border:1px solid #e6e9ee;
  border-radius:12px;
  padding:10px 12px;
  background:#fafcff;
}
.block > summary{cursor:pointer;list-style:none}
.block > summary::-webkit-details-marker{display:none}
.block.warn{background:#fffaf0;border-color:#fde7b0}
.block.warn summary{color:#8a5700}

.grid{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin:8px 0 0 0;
  padding:0;
  list-style:none;
}
.badge{
  background:#eef6fb;
  border:1px solid #d9ebf7;
  color:#356a93;
  padding:6px 10px;
  border-radius:999px;
}

.links{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px}
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 12px;
  border-radius:10px;
  border:1px solid #d9ebf7;
  background:#eef6fb;
  color:#134074;
  text-decoration:none;
  font-weight:600;
}
.btn:hover{filter:brightness(.97)}

.empty{
  padding:24px;
  background:#fff;
  border:1px dashed #c9d5e3;
  border-radius:12px;
}

/* Rodapé fixo */
.tdn-footer{
  position:fixed;
  bottom:0;
  left:0;
  width:100%;
  border-top:1px solid #e6e9ee;
  background:#fff;
  z-index:100;
  box-shadow:0 -2px 6px rgba(0,0,0,0.05);
}
.tdn-footer .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:12px 32px;
  color:var(--muted);
  font-size:14px;
}
.tdn-footer a{color:#134074;text-decoration:none;font-weight:600}
.tdn-footer .muted{color:#5e6b7a}

/* Form enhancements */
.form-card{background:#fff;border:1px solid #e6e9ee;border-radius:14px;padding:16px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}
label small{display:block;color:#5e6b7a;font-weight:400}
input[type=text], input[type=date]{
  padding:10px;
  border:1px solid #d6dbe3;
  border-radius:10px;
  width:100%;
}
textarea{
  width:100%;
  min-height:110px;
  border:1px solid #d6dbe3;
  border-radius:10px;
  padding:10px;
  font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,'Liberation Mono','Courier New',monospace;
  font-size:13px;
}
.kv-grid{display:grid;grid-template-columns:1fr 2fr auto;gap:8px;align-items:center}
.btn-ghost{background:#fff;border:1px dashed #c9d5e3}
.table{
  width:100%;
  border-collapse:collapse;
  background:#fff;
  border:1px solid #e6e9ee;
  border-radius:12px;
  overflow:hidden;
}
.table th,.table td{
  padding:10px 12px;
  border-bottom:1px solid #eef2f7;
  text-align:left;
  font-size:14px;
}
.table th{background:#f7fafc;color:#5e6b7a;font-weight:600}
.badge--tag{
  display:inline-block;
  background:#eef6fb;
  border:1px solid #d9ebf7;
  color:#356a93;
  padding:2px 8px;
  border-radius:999px;
  margin-right:6px;
  font-size:12px;
}
.actions-row{display:flex;gap:8px;flex-wrap:wrap}
.help{font-size:12px;color:#5e6b7a}

/* Responsivo */
@media (max-width:980px){
  main.container{grid-template-columns:1fr;}
  .toc{
    position:static;
    width:auto;
    max-height:none;
    overflow:visible;
    font-size:0.85rem;
  }
  .search input{width:100%}
  .content{max-width:100%;}
}