/* Void 2.0 — Cradle / blackflame palette. Three-column grid shell. */
:root {
  --bg:        #0a0a0e;
  --panel:     #14141c;
  --panel-2:   #1c1c26;
  --border:    #2a2a36;
  --text:      #e8e6ed;
  --muted:     #888094;
  --accent:    #ff4f2e;        /* blackflame */
  --accent-dim:#7a2716;
  --accent-soft:#3a1610;
  --ok:        #6fa86a;
  --warn:      #d4a04a;
  --bad:       #c45a4a;

  --topbar-h:    48px;
  --sidebar-w:   280px;
  --rail-w:      360px;
  --rail-w-min:  40px;

  --font-display: 'Cinzel', 'Cormorant Garamond', serif;
  --font-body:    'Cormorant Garamond', Georgia, serif;
  --font-ui:      system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono:    'JetBrains Mono', 'SF Mono', Consolas, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; background: var(--bg); color: var(--text); font-family: var(--font-ui); font-size: 14px; }

#shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr var(--rail-w);
  grid-template-rows: var(--topbar-h) 1fr;
  grid-template-areas:
    "topbar topbar topbar"
    "sidebar main rail";
  height: 100vh;
  width: 100vw;
}
#shell.rail-collapsed { grid-template-columns: var(--sidebar-w) 1fr var(--rail-w-min); }

#topbar   { grid-area: topbar;  border-bottom: 1px solid var(--border); background: var(--panel); display: flex; align-items: center; padding: 0 16px; gap: 12px; }
#sidebar  { grid-area: sidebar; border-right:  1px solid var(--border); background: var(--panel); overflow-y: auto; padding: 12px 0; }
#main     { grid-area: main;    overflow-y: auto; padding: 24px 32px; }
#rightrail{ grid-area: rail;    border-left:   1px solid var(--border); background: var(--panel); overflow: hidden; display: flex; flex-direction: column; }

/* topbar */
.brand { font-family: var(--font-display); font-weight: 700; letter-spacing: 0.18em; font-size: 13px; color: var(--accent); text-transform: uppercase; padding: 0 6px; }
.topbar-search { flex: 1; max-width: 520px; }
.topbar-search input {
  width: 100%; background: var(--bg); border: 1px solid var(--border); color: var(--text);
  padding: 7px 10px; border-radius: 4px; font-family: var(--font-ui); font-size: 13px; outline: none;
}
.topbar-search input:focus { border-color: var(--accent-dim); }
.topbar-spacer { flex: 1; }
.icon-btn { background: transparent; border: 1px solid var(--border); color: var(--text); padding: 5px 10px; border-radius: 4px; cursor: pointer; font-size: 12px; }
.icon-btn:hover { border-color: var(--accent-dim); color: var(--accent); }
.badge {
  display: inline-block; min-width: 16px; padding: 1px 5px; border-radius: 8px;
  background: var(--accent); color: var(--bg); font-size: 10px; font-weight: 700; text-align: center; margin-left: 4px;
}

/* sidebar */
.sb-section { padding: 8px 12px; }
.sb-title { font-family: var(--font-display); font-size: 10px; letter-spacing: 0.16em; color: var(--muted); text-transform: uppercase; padding: 6px 4px; }
.sb-item {
  display: flex; align-items: center; gap: 8px; padding: 6px 10px; border-radius: 3px; cursor: pointer;
  color: var(--text); text-decoration: none; font-size: 13px;
}
.sb-item:hover { background: var(--panel-2); }
.sb-item.active { background: var(--accent-soft); color: var(--accent); }
.sb-item .caret { color: var(--muted); width: 10px; text-align: center; font-size: 10px; }
.sb-children { padding-left: 18px; }

/* rightrail */
.rail-toggle {
  height: var(--topbar-h); border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: center;
  cursor: pointer; color: var(--muted); font-size: 11px;
}
.rail-body { flex: 1; padding: 14px 14px; overflow-y: auto; font-size: 13px; color: var(--muted); }
#shell.rail-collapsed .rail-body { display: none; }

/* main / views */
.view-h1 { font-family: var(--font-display); font-size: 26px; font-weight: 500; letter-spacing: 0.04em; margin: 0 0 4px; color: var(--text); }
.view-sub { color: var(--muted); margin-bottom: 24px; font-family: var(--font-body); font-size: 15px; }
.card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 6px; padding: 16px 18px; margin-bottom: 12px;
}
.card h3 { font-family: var(--font-display); font-size: 14px; letter-spacing: 0.08em; text-transform: uppercase; margin: 0 0 10px; color: var(--accent); font-weight: 500; }
.row { display: flex; gap: 16px; }
.row > * { flex: 1; min-width: 0; }
.muted { color: var(--muted); }
.kbd { font-family: var(--font-mono); background: var(--panel-2); padding: 1px 6px; border: 1px solid var(--border); border-radius: 3px; font-size: 11px; }
pre, code { font-family: var(--font-mono); font-size: 12px; }
pre { background: var(--panel-2); border: 1px solid var(--border); padding: 10px 12px; border-radius: 4px; overflow-x: auto; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
hr { border: none; border-top: 1px solid var(--border); margin: 18px 0; }

/* form */
input[type=text], input[type=password], textarea, select {
  background: var(--bg); border: 1px solid var(--border); color: var(--text);
  padding: 6px 8px; border-radius: 3px; font-family: var(--font-ui); font-size: 13px; outline: none;
}
input:focus, textarea:focus, select:focus { border-color: var(--accent-dim); }
button.primary {
  background: var(--accent-dim); color: var(--text); border: 1px solid var(--accent); padding: 6px 14px;
  border-radius: 3px; cursor: pointer; font-family: var(--font-ui); font-size: 13px;
}
button.primary:hover { background: var(--accent); color: var(--bg); }
button.ghost {
  background: transparent; color: var(--muted); border: 1px solid var(--border); padding: 6px 12px;
  border-radius: 3px; cursor: pointer; font-size: 13px;
}
button.ghost:hover { color: var(--text); border-color: var(--accent-dim); }
.back-btn { margin-bottom: 12px; }
.back-btn:hover { color: var(--accent); border-color: var(--accent-dim); }

/* Rendered markdown (page preview, chat) — blackflame styling. */
.md-preview { color: var(--text); line-height: 1.6; }
.md-preview h1, .md-preview h2, .md-preview h3, .md-preview h4 {
  font-family: var(--font-display); color: var(--accent); letter-spacing: 0.03em; margin: 16px 0 8px;
}
.md-preview h1 { font-size: 20px; } .md-preview h2 { font-size: 16px; }
.md-preview h3 { font-size: 14px; text-transform: uppercase; }
.md-preview a { color: var(--accent); }
.md-preview code { font-family: var(--font-mono); background: var(--panel-2); padding: 1px 5px; border: 1px solid var(--border); border-radius: 3px; font-size: 12px; }
.md-preview pre { background: var(--panel-2); border: 1px solid var(--border); border-radius: 5px; padding: 12px; overflow-x: auto; }
.md-preview pre code { border: none; background: none; padding: 0; }
.md-preview blockquote { border-left: 2px solid var(--accent-dim); margin: 8px 0; padding: 2px 12px; color: var(--muted); }
.md-preview table { border-collapse: collapse; width: 100%; margin: 12px 0; font-size: 13px; }
.md-preview th, .md-preview td { border: 1px solid var(--border); padding: 6px 10px; text-align: left; vertical-align: top; }
.md-preview th { background: var(--panel-2); color: var(--accent); font-weight: 600; letter-spacing: 0.02em; }
.md-preview tbody tr:nth-child(even) td { background: rgba(255, 255, 255, 0.02); }

/* Little Blue caretaker view */
.lb-grid { display: grid; grid-template-columns: 1fr 360px; gap: 14px; align-items: start; }
.lb-chat { display: flex; flex-direction: column; height: 70vh; border: 1px solid var(--border); border-radius: 6px; background: var(--panel); overflow: hidden; }
.lb-chat .lb-log { flex: 1; overflow-y: auto; padding: 14px; }
.lb-actions { display: flex; flex-direction: column; gap: 8px; }
.lb-sec { font-family: var(--font-display); font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--accent); margin: 6px 0 2px; }
.lb-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.lb-card { padding: 12px; margin: 0; }
.lb-pending-card { padding: 12px; margin: 0; border-color: var(--accent-dim); }
.lb-card-title { font-size: 12.5px; color: var(--text); margin-bottom: 10px; word-break: break-word; }
.lb-btn-row { display: flex; gap: 8px; flex-wrap: wrap; }
.lb-act { padding: 5px 12px; border-radius: 3px; cursor: pointer; font-size: 12px; font-family: var(--font-ui); border: 1px solid var(--border); background: transparent; color: var(--muted); }
.lb-act.safe { color: var(--ok); }
.lb-act.safe:hover { border-color: var(--ok); color: var(--ok); }
.lb-act.risky { color: var(--accent); background: var(--accent-soft); border-color: var(--accent-dim); }
.lb-act.risky:hover { background: var(--accent-dim); color: var(--text); }
.lb-act:disabled { opacity: 0.5; cursor: default; }
.lb-toasts { position: fixed; bottom: 16px; right: 16px; display: flex; flex-direction: column; gap: 6px; z-index: 60; }
.lb-toast { background: var(--panel-2); border: 1px solid var(--accent-dim); color: var(--text); padding: 8px 12px; border-radius: 4px; font-size: 12px; box-shadow: 0 4px 16px rgba(0,0,0,0.45); }
.lb-toast.err { border-color: var(--bad); color: var(--bad); }
@media (max-width: 900px) { .lb-grid { grid-template-columns: 1fr; } }

/* Terminal tab (embedded ttyd) */
.term-bar { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.term-title { font-family: var(--font-display); color: var(--accent); letter-spacing: 0.08em; font-size: 14px; }
.term-frame { width: 100%; height: calc(100vh - 100px); border: 1px solid var(--border); border-radius: 6px; background: var(--bg); display: block; }

/* Doc/space header bar: back + breadcrumb on the left, export on the right. */
.doc-head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.doc-head-left { display: flex; align-items: center; gap: 12px; flex: 1; min-width: 0; flex-wrap: wrap; }
.doc-head .back-btn { margin-bottom: 0; }
.doc-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; flex: none; flex-wrap: wrap; justify-content: flex-end; }
.ed-controls { display: inline-flex; align-items: center; gap: 8px; }

/* Breadcrumb: Space › parent › current — sized + themed to sit inline with the back button */
.crumbs { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; font-size: 13px; font-family: var(--font-ui); line-height: 1; }
.crumb { color: var(--muted); text-decoration: none; }
.crumb:hover { color: var(--accent); }
.crumb.current { color: var(--text); }
.crumb-sep { color: var(--accent-dim); font-size: 14px; }

/* Export dropdown */
.exp-menu { position: relative; }
.exp-list { position: absolute; right: 0; top: calc(100% + 4px); background: var(--panel-2); border: 1px solid var(--border); border-radius: 5px; padding: 4px; min-width: 168px; display: none; z-index: 40; box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5); }
.exp-menu.open .exp-list { display: block; }
.exp-list button { display: block; width: 100%; text-align: left; background: transparent; border: none; color: var(--text); padding: 7px 10px; border-radius: 3px; cursor: pointer; font-size: 12px; font-family: var(--font-ui); }
.exp-list button:hover { background: var(--accent-soft); color: var(--accent); }
.rev-list { max-height: 340px; overflow-y: auto; min-width: 220px; }

/* Revision viewer modal */
.rev-overlay { position: fixed; inset: 0; background: rgba(0, 0, 0, 0.62); z-index: 100; display: flex; align-items: center; justify-content: center; padding: 24px; }
.rev-modal { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; width: min(820px, 94vw); max-height: 86vh; display: flex; flex-direction: column; box-shadow: 0 14px 50px rgba(0, 0, 0, 0.6); }
.rev-modal-head { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; border-bottom: 1px solid var(--border); font-family: var(--font-display); color: var(--accent); letter-spacing: 0.04em; font-size: 13px; }
.rev-modal .md-preview { padding: 16px 20px; overflow-y: auto; flex: 1; }
.rev-modal-foot { padding: 12px 16px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; }

/* AI Usage card */
.aiu-sec { margin-bottom: 12px; }
.aiu-h { font-family: var(--font-display); font-size: 10px; text-transform: uppercase; letter-spacing: 0.14em; color: var(--muted); margin-bottom: 6px; border-bottom: 1px solid var(--border); padding-bottom: 4px; }
.aiu-link { display: inline-block; margin-top: 4px; font-size: 11px; color: var(--accent); text-decoration: none; }
.aiu-link:hover { text-decoration: underline; }

/* modal */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0.6); display: flex; align-items: center; justify-content: center; z-index: 100; }
.modal {
  background: var(--panel); border: 1px solid var(--border); border-radius: 6px; padding: 22px 24px; min-width: 380px; max-width: 520px;
}
.modal h2 { font-family: var(--font-display); font-size: 18px; margin: 0 0 12px; color: var(--accent); letter-spacing: 0.06em; }
.modal .actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 16px; }

/* lists */
ul.plain { list-style: none; padding: 0; margin: 0; }
ul.plain li { padding: 6px 0; border-bottom: 1px solid var(--border); }
ul.plain li:last-child { border-bottom: none; }

/* badges (status) */
.status { display: inline-block; padding: 1px 6px; border-radius: 8px; font-size: 10px; text-transform: uppercase; letter-spacing: 0.08em; border: 1px solid var(--border); color: var(--muted); }
.status.ok    { color: var(--ok);   border-color: var(--ok); }
.status.warn  { color: var(--warn); border-color: var(--warn); }
.status.bad   { color: var(--bad);  border-color: var(--bad); }
.status.idle  { color: var(--muted); }

/* search results */
.search-group { margin-bottom: 22px; }
.search-group .group-h { font-family: var(--font-display); font-size: 11px; letter-spacing: 0.18em; color: var(--accent); text-transform: uppercase; margin-bottom: 6px; }
.search-hit { padding: 8px 10px; border: 1px solid var(--border); border-radius: 3px; margin-bottom: 6px; background: var(--panel); }
.search-hit .hit-meta { color: var(--muted); font-size: 11px; }

/* ── Plan 5: right-rail companion chat ──────────────────────────────────── */
.rail-chat { display:flex; flex-direction:column; height:100%; }
.rail-hd { display:flex; justify-content:space-between; align-items:center; padding:9px 12px; border-bottom:1px solid var(--border,#262b38); }
.rail-hd .who { font-weight:600; color:var(--accent,#b69cff); }
.rail-hd .chev { cursor:pointer; color:#5b6478; }
.rail-log { flex:1; overflow-y:auto; padding:12px; display:flex; flex-direction:column; gap:10px; }
.turn { display:flex; flex-direction:column; max-width:84%; }
.turn .lbl { font-size:9.5px; letter-spacing:.12em; margin-bottom:3px; }
.turn .msg { line-height:1.4; padding:6px 10px; border-radius:8px; background:#141826; }
.turn.you { align-self:flex-end; align-items:flex-end; }
.turn.you .lbl { color:#6f7ce0; } .turn.you .msg { border-right:2px solid #6f7ce0; }
.turn.ai { align-self:flex-start; } .turn.ai .lbl { color:var(--accent,#b69cff); }
.turn.ai .msg { border-left:2px solid var(--accent,#b69cff); }
.tools { align-self:flex-start; }
.tools .chip { font-family:ui-monospace,Menlo,monospace; font-size:10.5px; color:#7d869b; }
.tools .chip.err { color:#e08a8a; }
.draftx { align-self:flex-start; max-width:90%; border:1px solid #3a2f5e; background:#1a1530; border-radius:9px; padding:9px 11px; }
.draftx .dh { font-size:9.5px; text-transform:uppercase; letter-spacing:.1em; color:#9b7dff; }
.draftx .dt { color:#e3e0f5; margin:4px 0 9px; }
.draftx .row { display:flex; gap:6px; }
.draftx .ok { background:#2a6f4f; color:#d9ffe9; border:none; border-radius:6px; padding:4px 12px; }
.draftx .no { background:#2a2f3d; color:#aeb6c7; border:none; border-radius:6px; padding:4px 12px; }
.draftx.resolved { opacity:.55; } .resolved-tag { font-size:10px; text-transform:uppercase; color:#7d869b; margin-top:6px; }
.rail-inputwrap { border-top:1px solid var(--border,#262b38); padding:9px 12px; }
.rail-input { width:100%; resize:none; background:#0c0e14; color:#c9d1e0; border:1px solid #262b38; border-radius:8px; padding:7px 9px; }
.err { color:#e08a8a; font-size:12px; }
#shell.rail-collapsed .rail-chat { display:none; }

/* ===== Sacred Valley (Plan 6) ===== */
:root {
  --lb: #7dd3d8;                 /* Little Blue cyan */
  /* reserved for a future agent-output phase — unused now:
     --hue-dross: #ff4f2e; --hue-yerin: #c45a4a; --hue-orthos: #6fa86a; */
}
#sv-cards { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; align-items: start; }
.sv-card { grid-column: span 6; }                /* fallback; svCard sets an inline span (1–12) */
@media (max-width: 700px) { #sv-cards { grid-template-columns: 1fr; } .sv-card { grid-column: 1 / -1 !important; } }
.sv-ed-span { display: inline-flex; align-items: center; gap: 3px; }
.sv-ed-step { width: 18px; height: 20px; border: 1px solid var(--border); background: transparent; color: var(--muted);
  border-radius: 3px; font-size: 13px; line-height: 1; cursor: pointer; padding: 0; }
.sv-ed-step:hover { color: var(--accent); border-color: var(--accent-dim); }
.sv-span-val { font-family: var(--font-mono); font-size: 11px; color: var(--text); min-width: 14px; text-align: center; }

.sv-card {
  position: relative; border: 1px solid #2c242a; border-radius: 10px; padding: 16px 18px;
  background: radial-gradient(120% 90% at 100% 0%, rgba(255,79,46,.05), transparent 55%),
              linear-gradient(160deg, #16131a, #0f0d12);
  box-shadow: inset 0 0 30px rgba(255,79,46,.015);
  transition: box-shadow .35s ease, border-color .35s ease, transform .35s ease;
}
.sv-card::after {
  content: ""; position: absolute; inset: 0; border-radius: 10px; pointer-events: none;
  background-image: repeating-linear-gradient(115deg, rgba(255,255,255,.015) 0 1px, transparent 1px 9px);
  mix-blend-mode: overlay;
}
.sv-card:hover {
  border-color: #4a2c28; transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0,0,0,.45), inset 0 0 46px rgba(255,79,46,.06), 0 0 0 1px rgba(255,79,46,.10);
}
.sv-card.dragging { opacity: .5; }
.sv-card.drag-over { border-color: var(--accent); }
.sv-card-title {
  font-family: var(--font-display); font-size: 12px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--text); padding-bottom: 7px; margin-bottom: 12px;
  border-bottom: 1px solid transparent; border-image: linear-gradient(90deg, var(--accent), transparent 60%) 1;
  cursor: grab;
}
.sv-row { display: flex; justify-content: space-between; align-items: center; font-family: var(--font-mono); font-size: 11px; margin: 7px 0; }
.sv-row .k { color: var(--muted); letter-spacing: .04em; }
.sv-bar { height: 5px; border-radius: 3px; background: #221820; overflow: hidden; margin-top: 3px; }
.sv-bar > i { display: block; height: 100%; border-radius: 3px; background: linear-gradient(90deg, var(--accent-dim), var(--accent)); transition: box-shadow .35s; }
.sv-card:hover .sv-bar > i { box-shadow: 0 0 9px rgba(255,79,46,.55); }
.sv-search-input{width:100%;background:#0d0d13;border:1px solid var(--border);border-radius:6px;padding:8px 10px;color:var(--text);font-family:var(--font-mono);font-size:12px}
.sv-run{background:var(--accent-soft);border:1px solid var(--accent-dim);color:var(--accent);border-radius:5px;padding:3px 10px;font-family:var(--font-ui);font-size:11px;cursor:pointer}

/* ===== Little Blue health band (Task 22) ===== */
#sv-health { margin-top: 28px; }
.lbwrap { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.lb-av { width: 46px; height: 46px; filter: drop-shadow(0 0 10px rgba(125,211,216,.4)); animation: lb-bob 4s ease-in-out infinite; }
@keyframes lb-bob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-3px); } }
.lb-name { font-family: var(--font-display); letter-spacing: .08em; font-size: 15px; color: var(--text); }
.lb-sub { font-family: var(--font-body); font-style: italic; color: var(--lb); font-size: 14px; }
.lb-group { margin: 14px 0 8px; display: flex; align-items: center; gap: 10px; }
.lb-group .gname { font-family: var(--font-display); text-transform: uppercase; letter-spacing: .14em; font-size: 11px; color: var(--muted); }
.lb-group .gcount { font-family: var(--font-mono); font-size: 10px; color: var(--lb); }
.lb-group .line { flex: 1; height: 1px; background: linear-gradient(90deg, rgba(125,211,216,.25), transparent); }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.tile { display: flex; align-items: center; gap: 10px; border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px;
  background: linear-gradient(160deg, #14141c, #101017); text-decoration: none; color: var(--text); transition: border-color .25s, transform .25s; }
.tile:hover { transform: translateY(-2px); border-color: #37404a; }
.tile-icon, .tile-icon-fb { width: 26px; height: 26px; border-radius: 6px; flex: none; }
.tile-icon-fb { display: grid; place-items: center; background: #20202a; color: var(--muted); font-family: var(--font-mono); font-size: 13px; }
.tile-main { flex: 1; min-width: 0; }
.tile-nm { font-family: var(--font-mono); font-size: 12px; display: flex; align-items: center; gap: 7px; }
.tile-host { font-family: var(--font-mono); font-size: 10px; color: var(--muted); margin-top: 4px; }
.tile .dot { width: 8px; height: 8px; border-radius: 50%; }
.tile.status-ok .dot { background: var(--ok); box-shadow: 0 0 7px var(--ok); }
.tile.status-warn .dot { background: var(--warn); box-shadow: 0 0 7px var(--warn); }
.tile.status-down .dot { background: var(--bad); box-shadow: 0 0 7px var(--bad); }
.tile.status-unknown .dot { background: var(--muted); }
.tile-go { color: var(--lb); font-size: 11px; opacity: 0; transition: opacity .25s; }
.tile:hover .tile-go { opacity: 1; }

/* ===== Collapsible chrome + responsive layout (Plan 6 polish) ===== */
:root { --sidebar-w-min: 0px; }
#shell { transition: grid-template-columns .22s ease; }
#sidebar, #rightrail { transition: transform .22s ease; }

/* Desktop collapse — shrink the grid columns */
#shell.sidebar-collapsed { grid-template-columns: var(--sidebar-w-min) 1fr var(--rail-w); }
#shell.sidebar-collapsed.rail-collapsed { grid-template-columns: var(--sidebar-w-min) 1fr var(--rail-w-min); }
#shell.rail-collapsed { grid-template-columns: var(--sidebar-w) 1fr var(--rail-w-min); }
#shell.sidebar-collapsed #sidebar { overflow: hidden; border-right: none; }
/* Hide chat body when the rail is collapsed so the thin strip stays clean */
#shell.rail-collapsed .rail-chat { display: none; }

/* Topbar toggle buttons */
.chrome-toggle {
  background: transparent; border: 1px solid var(--border); color: var(--text);
  width: 34px; height: 30px; border-radius: 4px; cursor: pointer; font-size: 15px; line-height: 1; flex: none;
}
.chrome-toggle:hover { border-color: var(--accent-dim); color: var(--accent); }

/* Scrim behind mobile drawers */
#scrim {
  position: fixed; inset: var(--topbar-h) 0 0 0; background: rgba(0,0,0,.5);
  z-index: 40; opacity: 0; pointer-events: none; transition: opacity .22s;
}
body.drawer-open #scrim { opacity: 1; pointer-events: auto; }

/* Hide the chat-only toggle button on wide screens (rail has its own strip);
   show it on narrow screens where the rail is an off-canvas drawer. */
.rail-toggle-btn { display: none; }

/* ---- Narrow / mobile / vertical: off-canvas drawers, single-column main ---- */
@media (max-width: 860px) {
  #shell,
  #shell.sidebar-collapsed,
  #shell.rail-collapsed,
  #shell.sidebar-collapsed.rail-collapsed {
    grid-template-columns: 1fr;
    grid-template-areas: "topbar" "main";
  }
  #sidebar, #rightrail {
    position: fixed; top: var(--topbar-h); bottom: 0; z-index: 50;
  }
  #sidebar  { left: 0;  width: min(82vw, 300px); transform: translateX(-100%); border-right: 1px solid var(--border); }
  #rightrail{ right: 0; width: min(90vw, 360px); transform: translateX(100%); }
  /* A drawer is OPEN when its collapse class is absent */
  #shell:not(.sidebar-collapsed) #sidebar { transform: translateX(0); box-shadow: 6px 0 28px rgba(0,0,0,.6); }
  #shell:not(.rail-collapsed)   #rightrail{ transform: translateX(0); box-shadow: -6px 0 28px rgba(0,0,0,.6); }
  #shell:not(.rail-collapsed) .rail-chat { display: flex; flex-direction: column; height: 100%; }
  #main { padding: 16px 18px; }
  .topbar-search { max-width: none; }
  .rail-toggle-btn { display: inline-block; }
}

/* Very narrow phones — tighten the topbar so toggles + search fit */
@media (max-width: 520px) {
  #topbar { padding: 0 8px; gap: 8px; }
  .brand { display: none; }
  #main { padding: 14px 12px; }
  /* Sacred Valley cards already collapse to 1 column at <=900px (see grid rules) */
}

/* ===== Network · Devices band (separate from Little Blue's health band) ===== */
#sv-devices { margin-top: 30px; padding-top: 22px; border-top: 1px dashed var(--border); }
.dv-hd { display: flex; align-items: baseline; gap: 12px; }
.dv-title { font-family: var(--font-display); letter-spacing: .14em; text-transform: uppercase; font-size: 13px; color: var(--muted); }
.dv-count { font-family: var(--font-mono); font-size: 10px; color: var(--muted); }
.dv-note { font-family: var(--font-body); font-style: italic; color: var(--muted); font-size: 13px; margin: 4px 0 6px; opacity: .8; }
.dv-section { margin-top: 12px; }
.dv-group { display: flex; align-items: center; gap: 10px; margin: 10px 0 7px; }
.dv-group .gname { font-family: var(--font-display); text-transform: uppercase; letter-spacing: .14em; font-size: 10px; color: var(--muted); }
.dv-group .gcount { font-family: var(--font-mono); font-size: 10px; color: var(--muted); }
.dv-group .line { flex: 1; height: 1px; background: linear-gradient(90deg, var(--border), transparent); }
.dv-tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 8px; }
.dv-tile {
  border: 1px solid var(--border); border-radius: 7px; padding: 8px 11px; background: #101017;
  display: flex; flex-direction: column; gap: 2px;
}
.dv-tile .dv-nm { font-family: var(--font-ui); font-size: 12px; color: var(--text); }
.dv-tile .dv-ip { font-family: var(--font-mono); font-size: 11px; color: var(--muted); }
.dv-tile .dv-vendor { font-family: var(--font-ui); font-size: 10px; color: var(--muted); opacity: .7; }
.dv-tile.flag { border-color: var(--bad); background: #1a1012; }
.dv-tile.flag .dv-nm { color: var(--bad); }

/* ===== Discovered services + scan (Plan: DB-backed registry) ===== */
.lb-scan { background: var(--accent-soft); border: 1px solid var(--accent-dim); color: var(--accent);
  border-radius: 5px; padding: 4px 12px; font-family: var(--font-ui); font-size: 11px; cursor: pointer; flex: none; }
.lb-scan:hover { background: var(--accent-dim); color: var(--text); }
.tile.disc { border-style: dashed; }
.disc-add { margin-left: auto; width: 22px; height: 22px; border-radius: 50%; flex: none;
  border: 1px solid var(--accent-dim); background: transparent; color: var(--accent); font-size: 14px; line-height: 1; cursor: pointer; }
.disc-add:hover { background: var(--accent); color: var(--bg); }

/* ===== Sacred Valley — edit layout mode ===== */
.sv-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 22px; }
.sv-toolbar { display: flex; gap: 8px; flex: none; }
.sv-edit-btn, .sv-reset-btn { background: transparent; border: 1px solid var(--border); color: var(--text);
  padding: 5px 12px; border-radius: 5px; cursor: pointer; font-family: var(--font-ui); font-size: 12px; }
.sv-edit-btn:hover, .sv-reset-btn:hover { border-color: var(--accent-dim); color: var(--accent); }

.sv-card-title { cursor: default; }   /* drag is via the grip now, not the title */

.sv-card-edit { position: absolute; top: 6px; right: 8px; z-index: 3; display: none; align-items: center; gap: 6px;
  background: rgba(10,10,14,.88); border: 1px solid var(--border); border-radius: 6px; padding: 3px 5px; }
#sv-cards.editing .sv-card-edit { display: flex; }
#sv-cards.editing .sv-card { outline: 1px dashed var(--accent-dim); }
.sv-grip { cursor: grab; color: var(--muted); font-size: 13px; padding: 0 2px; user-select: none; }
.sv-grip:active { cursor: grabbing; }
.sv-ed-sizes { display: flex; gap: 2px; }
.sv-ed-size, .sv-ed-hide { width: 20px; height: 20px; border: 1px solid var(--border); background: transparent;
  border-radius: 3px; font-size: 10px; cursor: pointer; padding: 0; line-height: 1; }
.sv-ed-size { color: var(--muted); }
.sv-ed-size:hover { color: var(--accent); border-color: var(--accent-dim); }
.sv-card[data-size="s"] .sv-ed-size[data-s="s"],
.sv-card[data-size="m"] .sv-ed-size[data-s="m"],
.sv-card[data-size="l"] .sv-ed-size[data-s="l"] { background: var(--accent-dim); color: var(--text); border-color: var(--accent); }
.sv-ed-hide { color: var(--bad); font-size: 11px; }
.sv-ed-hide:hover { background: var(--bad); color: var(--bg); }

#sv-tray { flex-wrap: wrap; align-items: center; gap: 8px; margin: 2px 0 18px; padding: 10px 12px;
  border: 1px dashed var(--border); border-radius: 8px; }
.sv-tray-label { font-family: var(--font-display); text-transform: uppercase; letter-spacing: .14em; font-size: 10px; color: var(--muted); }
.sv-tray-chip { background: var(--panel-2); border: 1px solid var(--border); color: var(--text); border-radius: 14px;
  padding: 4px 10px; font-family: var(--font-ui); font-size: 11px; cursor: pointer; }
.sv-tray-chip:hover { border-color: var(--accent); color: var(--accent); }