:root {
  --bg: #0e1116; --panel: #161b23; --line: #232b36; --ink: #dbe2ea;
  --dim: #7d8894; --accent: #f5a623; --ok: #4cc38a; --bad: #e5534b;
  --blue: #58a6ff; --purple: #b083f0;
}
* { box-sizing: border-box; margin: 0; }
body {
  background: var(--bg); color: var(--ink);
  font: 14px/1.45 -apple-system, "SF Pro Text", sans-serif; height: 100vh;
  display: grid; grid-template-rows: auto 1fr;
  grid-template-columns: 200px 320px 1fr 380px;
  grid-template-areas: "top top top top" "chats peel center chat";
}
header { grid-area: top; display: flex; align-items: center; gap: 12px;
         padding: 8px 14px; border-bottom: 1px solid var(--line); }
header h1 { font-size: 16px; font-weight: 700; }
header h1 span { color: var(--accent); }
header .sub { font-size: 12px; }
.sub { color: var(--dim); font-size: 12px; }
.pad { padding: 0 12px 8px; }

select, input[type=text], input[type=date] {
  background: var(--panel); color: var(--ink); border: 1px solid var(--line);
  border-radius: 6px; padding: 4px 8px; font-size: 13px; }
#nodesearch { width: 190px; }
#rq, #cmsg { width: 100%; }

.tabs { display: flex; gap: 4px; }
.tab { padding: 4px 12px; border-radius: 6px 6px 0 0; cursor: pointer;
       color: var(--dim); border: 1px solid transparent; background: none;
       font: inherit; }
.tab.active { color: var(--ink); background: var(--panel);
              border-color: var(--line); border-bottom-color: var(--panel); }
.tabs.small .tab { padding: 2px 8px; font-size: 12px; }

.btn { background: var(--panel); border: 1px solid var(--line);
       color: var(--ink); border-radius: 6px; padding: 4px 12px;
       cursor: pointer; font-size: 13px; }
.btn:hover { border-color: var(--accent); }
.btn.wide { width: 100%; margin-top: 6px; }
.btn:disabled { opacity: .5; }

/* columns */
aside, #chatcol { overflow-y: auto; }
#chatscol { grid-area: chats; border-right: 1px solid var(--line); }
#peelcol  { grid-area: peel;  border-right: 1px solid var(--line); }
#chatcol  { grid-area: chat;  border-left: 1px solid var(--line);
            display: flex; flex-direction: column; }
.colhead { position: sticky; top: 0; background: var(--bg); z-index: 2;
           font-weight: 700; padding: 10px 12px; display: flex;
           align-items: center; gap: 8px; justify-content: space-between;
           border-bottom: 1px solid var(--line); }

.card { background: var(--panel); border: 1px solid var(--line);
        border-radius: 10px; padding: 12px; margin: 10px 12px; }
.card h2 { font-size: 11px; text-transform: uppercase; letter-spacing: .08em;
           color: var(--dim); margin-bottom: 8px; }

/* chats column */
.chatrow { padding: 8px 12px; cursor: pointer; border-bottom: 1px solid var(--line); }
.chatrow:hover { background: #1c232d; }
.chatrow.active { background: #232d3a; }
.chatrow .when { color: var(--dim); font-size: 11px; }

/* db + sources (Data tab) */
.dbrow { cursor: pointer; padding: 6px 8px; border-radius: 6px; }
.dbrow:hover { background: #1c232d; }
.dbrow.active { background: #232d3a; outline: 1px solid var(--accent); }
.dbrow .path { color: var(--dim); font-size: 11px; word-break: break-all; }
.src { padding: 8px 0; border-top: 1px solid var(--line); }
.src:first-of-type { border-top: 0; }
.src .name { font-weight: 700; }
.src .host, .src .when { color: var(--dim); font-size: 12px; }

/* tiles (Lois cards) */
.chip { display: inline-block; background: #1c232d; border: 1px solid var(--line);
        border-radius: 12px; padding: 2px 10px; font-size: 12px;
        cursor: pointer; margin: 2px; }
.chip.on { border-color: var(--accent); color: var(--accent); }
.tilecard { background: var(--panel); border: 1px solid var(--line);
            border-left: 3px solid var(--accent); border-radius: 8px;
            padding: 8px 10px; margin: 6px 0; cursor: pointer; font-size: 13px; }
.tilecard:hover { border-color: var(--accent); }
.tilecard .when { color: var(--dim); font-size: 11px; }

/* center views */
main { grid-area: center; position: relative; }
canvas { display: block; width: 100%; height: 100%; }
#legend { position: absolute; left: 12px; bottom: 12px; background: #161b23cc;
          border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px;
          font-size: 12px; display: flex; flex-wrap: wrap; gap: 8px; max-width: 70%; }
.lg { display: flex; align-items: center; gap: 5px; }
.dot { width: 10px; height: 10px; border-radius: 50%; }
#ledgerview, #notebookview, #scientistview, #visionview, #calendarview, #resolverview { grid-area: center; overflow-y: auto;
                             padding: 14px; display: none; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 10px;
           align-items: center; }

table.ledger { width: 100%; border-collapse: collapse; font-size: 13px; }
table.ledger th { text-align: left; color: var(--dim); font-size: 11px;
  text-transform: uppercase; letter-spacing: .06em; padding: 6px 8px;
  border-bottom: 1px solid var(--line); position: sticky; top: 0;
  background: var(--bg); }
table.ledger td { padding: 6px 8px; border-bottom: 1px solid var(--line);
  vertical-align: top; }
td.when, .when { white-space: nowrap; font-variant-numeric: tabular-nums;
  color: var(--dim); font-size: 12px; }

.kind { font-size: 11px; padding: 1px 7px; border-radius: 9px; font-weight: 700; }
.kind-edge { background: #2b3f2f; color: var(--ok); }
.kind-claim { background: #3d3427; color: var(--accent); }
.kind-node { background: #253244; color: var(--blue); }
.kind-sequence { background: #362a44; color: var(--purple); }
.kind-tile { background: #2a2f36; color: var(--dim); }

.edge-row { border-top: 1px solid var(--line); padding: 7px 0; font-size: 13px; }
.edge-row:first-child { border-top: 0; }
.edge-row .rel { color: var(--accent); }
a { color: var(--blue); font-size: 12px; word-break: break-all;
    text-decoration: none; }
a:hover { text-decoration: underline; }
.empty { color: var(--dim); font-style: italic; }

/* chat column */
#chatlog { flex: 1; overflow-y: auto; padding: 12px; }
#chatbar { display: flex; gap: 6px; padding: 10px 12px;
           border-top: 1px solid var(--line); }
.userbubble, .floorbubble { border-radius: 10px; padding: 8px 11px;
  margin: 6px 0; font-size: 13px; max-width: 95%; }
.userbubble { background: #24344d; margin-left: auto; }
.floorbubble { background: var(--panel); border: 1px solid var(--line); }
.floorbubble .kind { margin-right: 6px; }
.nodecard { border-left: 3px solid var(--accent); }

/* Lois parity: toolbar, pill, popout modal, organize, theme */
.green { color: var(--ok); font-weight: 700; margin-bottom: 2px; }
.btn.small { padding: 2px 8px; font-size: 12px; }
.accentbtn { background: #4753d6; border-color: #4753d6; color: #fff; }
.pill { border: 1px solid var(--blue); color: var(--blue); border-radius: 14px;
        padding: 4px 12px; font-size: 12px; margin: 8px 0; text-align: center; }
.pill.down { border-color: var(--bad); color: var(--bad); }
#toolrow { display: flex; gap: 6px; padding: 6px 12px 0; flex-wrap: wrap; }
.tool { width: 34px; height: 34px; border-radius: 50%; background: var(--panel);
        border: 1px solid var(--line); color: var(--ink); cursor: pointer;
        font-size: 15px; }
.tool:hover { border-color: var(--accent); }
#modelsel { max-width: 170px; font-size: 12px; }
#modal { position: fixed; inset: 0; background: #000a; z-index: 50;
         display: flex; align-items: center; justify-content: center; }
#modalbody { background: var(--panel); border: 1px solid var(--line);
             border-radius: 12px; padding: 18px; width: min(680px, 90vw);
             max-height: 82vh; overflow-y: auto; }
#modalbody h2 { font-size: 14px; margin-bottom: 10px; }
.chatrow .rowops { float: right; display: none; }
.organizing .chatrow .rowops { display: inline; }
.rowops button { background: none; border: 0; cursor: pointer; font-size: 13px; }

body.focus { grid-template-columns: 0 0 1fr 380px; }
body.focus #chatscol, body.focus #peelcol { display: none; }

body.light { --bg: #f4f6f8; --panel: #ffffff; --line: #d5dbe2;
             --ink: #1c232b; --dim: #5b6672; }
body.light #legend { background: #ffffffcc; }
body.light .userbubble { background: #d8e6fb; }

.librow { display: block; padding: 6px 0; border-top: 1px solid var(--line);
          cursor: pointer; font-size: 13px; }
.librow:first-child { border-top: 0; }
.librow input { margin-right: 6px; accent-color: var(--accent); }

/* 3D graph controls (graph3d.js) */
#graphctl { position: absolute; top: 10px; right: 12px; display: flex; gap: 6px;
  align-items: center; z-index: 5; background: #161b23cc; border: 1px solid var(--line);
  border-radius: 8px; padding: 4px 6px; }
#graphctl select { background: var(--bg); color: var(--ink);
  border: 1px solid var(--line); border-radius: 6px; padding: 3px 6px; font-size: 12px; }
#graphctl .btn.small { padding: 3px 8px; }
#gspin.off { opacity: 0.45; }
body.light #graphctl { background: #ffffffcc; }

/* vision stage (center): cinema / molecule / MRI */
#visionstage { position: relative; min-height: 70vh; border: 1px solid var(--line);
  border-radius: 10px; background: #05070d; overflow: hidden; }
#visionview .stagebar { margin-bottom: 10px; }