:root{
  --bg0:#070b12;
  --bg1:#0b1020;
  --card: rgba(255,255,255,.05);
  --card2: rgba(0,0,0,.25);
  --stroke: rgba(255,255,255,.10);
  --stroke2: rgba(255,255,255,.08);
  --text:#e9eef7;
  --muted: rgba(233,238,247,.70);
  --muted2: rgba(233,238,247,.55);
  --accent:#56a0ff;
  --accent2:#2f72ff;
  --good:#3ddc97;
  --shadow: 0 14px 50px rgba(0,0,0,.45);
  --r: 16px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sys: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: var(--sys);
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 20% -10%, rgba(86,160,255,.25), transparent 60%),
    radial-gradient(1000px 600px at 90% 0%, rgba(61,220,151,.15), transparent 60%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
}

.muted{color:var(--muted)}
.small{font-size:12px}
.mono{font-family:var(--mono)}
.tip{padding:8px 10px}

.topbar{
  position:sticky; top:0; z-index:5;
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 18px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  background: rgba(7,11,18,.72);
  backdrop-filter: blur(10px);
}

.brand{display:flex; align-items:center; gap:12px; min-width:0}
.logo{
  font-weight:800;
  letter-spacing:.10em;
  font-size:12px;
  padding:8px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  flex:0 0 auto;
}
.titlewrap{min-width:0}
.title{
  font-size:15px;
  font-weight:700;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.subtitle{font-size:12px; color:var(--muted2)}

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

.btn{
  appearance:none;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  color: var(--text);
  padding:9px 12px;
  border-radius:12px;
  cursor:pointer;
  font-weight:650;
  font-size:13px;
}
.btn:hover{background: rgba(255,255,255,.07)}
.btn:disabled{
  opacity:.45;
  cursor:not-allowed;
}
.btn.primary{
  border-color: rgba(86,160,255,.40);
  background: rgba(86,160,255,.16);
}
.btn.primary:hover{
  background: rgba(86,160,255,.22);
}

.layout{
  display:grid;
  grid-template-columns: 420px 1fr;
  gap:14px;
  padding:14px;
  align-items:start;
}

.sidebar{display:flex; flex-direction:column; gap:14px}
.work{display:flex; flex-direction:column; gap:14px; min-width:0}

.card{
  border-radius: var(--r);
  border:1px solid rgba(255,255,255,.10);
  background: var(--card);
  box-shadow: var(--shadow);
}
.card-h{
  padding:12px 14px 0 14px;
}
.card-t{
  font-weight:750;
  font-size:14px;
}

.dropzone{
  margin:12px 14px 12px 14px;
  padding:14px;
  border-radius:14px;
  border:1px dashed rgba(255,255,255,.18);
  background: rgba(0,0,0,.18);
  cursor:pointer;
}
.dropzone.dragover{
  border-color: rgba(86,160,255,.55);
  background: rgba(86,160,255,.12);
}
.dz-title{font-weight:750}
.dz-sub{color:var(--muted); margin-top:2px}
.dz-meta{color:var(--muted2); margin-top:8px; font-size:12px}

.statusrow{
  display:flex;
  gap:10px;
  align-items:center;
  padding:0 14px 14px 14px;
}
.badge{
  font-size:12px;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
}

.split{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:12px;
  padding:12px 14px 14px 14px;
}
.split-label{font-size:12px; color:var(--muted2); margin-bottom:6px}
.pane{
  border:1px solid rgba(255,255,255,.08);
  background: rgba(0,0,0,.20);
  border-radius:14px;
  min-height:180px;
  max-height:280px;
  overflow:auto;
  padding:6px;
}

.node{
  display:flex;
  gap:8px;
  align-items:center;
  padding:7px 8px;
  border-radius:10px;
  cursor:pointer;
}
.node:hover{background: rgba(255,255,255,.05)}
.node.active{
  background: rgba(86,160,255,.14);
  border:1px solid rgba(86,160,255,.20);
}
.node .icon{width:22px; opacity:.9}
.node .name{flex:1; min-width:0; overflow:hidden; text-overflow:ellipsis; white-space:nowrap}
.node .meta{font-size:11px; color:var(--muted2); margin-left:auto}

.item{
  display:flex; align-items:center;
  padding:8px 10px;
  border-radius:10px;
  cursor:pointer;
  border:1px solid transparent;
}
.item:hover{background: rgba(255,255,255,.05)}
.item.active{
  background: rgba(86,160,255,.14);
  border-color: rgba(86,160,255,.20);
}

.log{
  padding:10px 14px 14px 14px;
  display:flex;
  flex-direction:column;
  gap:8px;
  min-height:120px;
}
.log .entry{
  border:1px solid rgba(255,255,255,.08);
  background: rgba(0,0,0,.18);
  border-radius:14px;
  padding:10px 12px;
}
.log .entry .t{font-weight:750; font-size:13px}
.log .entry .d{font-size:12px; color:var(--muted); margin-top:2px}

.work-top{padding:12px 14px 14px 14px}
.work-top-row{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
}
.route .label{font-weight:750; font-size:13px}
.route-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:12px;
  margin-top:10px;
}
.work-btns{display:flex; gap:10px; align-items:center}

.preview-card{
  padding:14px;
  min-height: 520px;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.preview{
  width:100%;
  flex:1;
  min-height: 520px;
  border-radius: 16px;
  border:1px solid rgba(255,255,255,.10);
  background:#fff;
}
.preview-empty{
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius: 16px;
  border:1px dashed rgba(255,255,255,.18);
  background: rgba(0,0,0,.18);
  padding:20px;
  min-height: 520px;
}
.preview-empty-inner{text-align:center; max-width:520px}
.pe-title{font-weight:800; font-size:16px}
.pe-sub{color:var(--muted); margin-top:6px}

.footer-note{padding:0 2px}

.modal{
  position:fixed;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  background: rgba(0,0,0,.55);
  z-index: 50;
  padding: 18px;
}
.hidden{display:none !important}

.modal-card{
  width:min(720px, 100%);
  border-radius: 18px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(15,20,35,.96);
  box-shadow: 0 20px 80px rgba(0,0,0,.65);
  padding: 14px;
}
.modal-wide{width:min(980px, 100%)}
.modal-h{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
}
.modal-t{font-weight:850}
.iconbtn{
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
  color:var(--text);
  border-radius: 12px;
  padding: 6px 10px;
  cursor:pointer;
}

.textarea{
  width:100%;
  margin-top:10px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.22);
  color: var(--text);
  padding: 10px 12px;
  font-family: var(--sys);
  resize: vertical;
}

.input{
  width:100%;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.22);
  color: var(--text);
  padding: 10px 12px;
  font-family: var(--sys);
}

.field{margin-top:10px}
.field2{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:10px;
}
.label{font-size:12px; color:var(--muted2); margin-bottom:6px}

.modal-actions{
  display:flex;
  justify-content:flex-end;
  gap:10px;
  margin-top:12px;
}

.imggrid{
  display:grid;
  grid-template-columns: 360px 1fr;
  gap:14px;
  margin-top:10px;
}
.imgprev img{
  width:100%;
  border-radius: 16px;
  border:1px solid rgba(255,255,255,.10);
  background:#fff;
  min-height: 240px;
  object-fit: contain;
}

.diag{margin-top:12px;}
.diag-box{
  background: rgba(0,0,0,.22);
  border:1px solid rgba(255,255,255,.08);
  border-radius:12px;
  padding:10px;
  max-height:140px;
  overflow:auto;
  font-size:12px;
  line-height:1.35;
  white-space:pre-wrap;
}

@media (max-width: 1100px){
  .layout{grid-template-columns: 1fr; }
  .imggrid{grid-template-columns: 1fr;}
}