:root{
  --node-sidebar:342px;
  --node-aside:330px;
}

body.nodos-page{
  background:#fff;
}

.nodos-page .topbar{
  background:#061b35;
  position:sticky;
  top:0;
}

.nodos-page .topbar-nav a.active{
  color:#fff;
  border-bottom:3px solid rgba(255,255,255,.85);
  padding-bottom:17px;
}

.nodos-layout{
  display:grid;
  grid-template-columns:var(--node-sidebar) minmax(0,1fr) var(--node-aside);
  min-height:calc(100vh - 76px);
}

.nodos-sidebar{
  border-right:1px solid var(--line);
  background:linear-gradient(180deg,#fff,#fbfaf7);
  padding:32px 28px 48px;
}

.nodos-main{
  padding:26px 46px 64px;
  max-width:100%;
}

.nodos-aside{
  border-left:1px solid var(--line);
  padding:32px 32px 48px 24px;
  background:#fff;
}

.node-search-wrap{
  margin:0 0 26px;
}

.node-search-wrap label{
  display:block;
  margin-bottom:8px;
  color:#1b2638;
  text-transform:uppercase;
  letter-spacing:.05em;
  font-size:12px;
  font-weight:900;
}

.node-search-wrap input{
  width:100%;
  height:44px;
  border:1px solid var(--line);
  border-radius:9px;
  padding:0 13px;
  color:var(--navy);
  background:#fff;
  outline:none;
}

.node-search-wrap input:focus{
  border-color:#0b3d75;
  box-shadow:0 0 0 3px rgba(11,61,117,.08);
}

.node-nav{
  display:grid;
  gap:3px;
  max-height:52vh;
  overflow:auto;
  padding-right:4px;
}

.node-nav button{
  width:100%;
  border:0;
  background:transparent;
  display:grid;
  grid-template-columns:1fr 18px;
  gap:10px;
  align-items:center;
  min-height:46px;
  padding:0 12px;
  border-radius:8px;
  color:#1a2b44;
  text-align:left;
  font-size:13.5px;
  cursor:pointer;
}

.node-nav button strong{
  font-weight:850;
  line-height:1.18;
}

.node-nav button small{
  opacity:.45;
  font-size:18px;
}

.node-nav button:hover{
  background:#f3f7fb;
}

.node-nav button.active{
  background:linear-gradient(135deg,var(--navy),#092b53);
  color:#fff;
  box-shadow:0 10px 24px rgba(6,27,53,.18);
}

.node-nav button.active small{
  color:#fff;
  opacity:1;
}

.nodos-hero{
  display:grid;
  grid-template-columns:104px 1fr;
  gap:28px;
  align-items:center;
  margin-bottom:30px;
}

.nodos-emblem{
  width:104px;
  height:104px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:radial-gradient(circle at 28% 25%,rgba(255,255,255,.22),transparent 35%), var(--navy);
  color:#fff;
  font-size:52px;
  box-shadow:0 20px 48px rgba(6,27,53,.18);
}

.nodos-kicker{
  margin:0 0 6px;
  color:#063c82;
  text-transform:uppercase;
  font-size:18px;
  letter-spacing:.04em;
  font-weight:950;
}

.nodos-hero h2{
  margin:0;
  color:var(--navy);
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:54px;
  line-height:.98;
  letter-spacing:-.045em;
}

.nodos-hero p:last-child{
  max-width:820px;
  margin:16px 0 0;
  color:#2d3b4f;
  font-size:18px;
  line-height:1.55;
}

.node-viewer-toolbar{
  min-height:58px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  border:1px solid var(--line);
  border-radius:12px 12px 0 0;
  padding:0 18px;
  background:linear-gradient(135deg,#f7fafc,#fff);
}

.node-viewer-toolbar strong{
  display:block;
  color:var(--navy);
  font-size:14px;
}

.node-viewer-toolbar span{
  display:block;
  color:var(--muted);
  font-size:12.5px;
  margin-top:2px;
}

.viewer-actions{
  display:flex;
  align-items:center;
  gap:10px;
}

.viewer-actions button,
.viewer-actions a{
  min-height:36px;
  padding:0 13px;
  border-radius:8px;
  border:1px solid var(--line);
  background:#fff;
  color:#0b3d75;
  font-size:12px;
  font-weight:900;
  cursor:pointer;
}

.node-viewer{
  border:1px solid var(--line);
  border-top:0;
  border-radius:0 0 12px 12px;
  background:#eef3f8;
  padding:22px;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:22px;
  align-items:start;
}

.node-viewer.single-column{
  grid-template-columns:minmax(0,760px);
  justify-content:center;
}

.node-page-card{
  background:#fff;
  border-radius:8px;
  overflow:hidden;
  box-shadow:0 18px 42px rgba(6,27,53,.12);
  border:1px solid rgba(6,27,53,.08);
}

.node-page-card img{
  width:100%;
  height:auto;
  display:block;
}

.node-empty{
  margin-top:20px;
  border:1px dashed #ccd6e3;
  border-radius:12px;
  padding:26px;
  color:#304259;
  background:#f9fbfd;
}

.node-empty h3{
  margin:0 0 10px;
  color:var(--navy);
}

.node-bottom-nav{
  display:flex;
  justify-content:space-between;
  gap:20px;
  margin-top:22px;
}

.node-bottom-nav button{
  min-width:190px;
  min-height:46px;
  border-radius:8px;
  border:1px solid var(--line);
  background:#fff;
  color:#1f2d42;
  font-weight:850;
  cursor:pointer;
}

.node-bottom-nav button:last-child{
  background:var(--navy);
  color:#fff;
}

.node-bottom-nav button:disabled{
  opacity:.45;
  cursor:not-allowed;
}

#nodeMeta{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:13px;
}

#nodeMeta li{
  display:grid;
  grid-template-columns:22px 1fr;
  gap:10px;
  color:#23364d;
  font-size:13.5px;
  line-height:1.45;
}

#nodeMeta li::before{
  content:"✓";
  width:18px;
  height:18px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:#0b3d75;
  color:#fff;
  font-size:10px;
  margin-top:1px;
}

@media(max-width:1280px){
  .nodos-layout{
    grid-template-columns:300px minmax(0,1fr);
  }
  .nodos-aside{
    display:none;
  }
}

@media(max-width:980px){
  .nodos-layout{
    grid-template-columns:1fr;
  }
  .nodos-sidebar{
    border-right:0;
    border-bottom:1px solid var(--line);
  }
  .node-nav{
    max-height:none;
    grid-template-columns:repeat(2,1fr);
  }
  .nodos-main{
    padding:28px 24px 54px;
  }
  .nodos-hero{
    grid-template-columns:1fr;
  }
  .node-viewer{
    grid-template-columns:1fr;
  }
}

@media(max-width:640px){
  .node-nav{
    grid-template-columns:1fr;
  }
  .nodos-hero h2{
    font-size:40px;
  }
  .node-viewer-toolbar{
    align-items:flex-start;
    flex-direction:column;
    padding:14px;
  }
}