/* Formada Terrain Builder v2 — "$1M tool" UI pass. Charcoal + warm stone. */
:root{
  --bg:#141416; --bg2:#1a1a1d; --panel:#1c1c1f; --panel2:#232326;
  --line:#333338; --line-soft:#28282c;
  --ink:#eeeef0; --ink-dim:#9a9aa2; --ink-faint:#6b6b74;
  --accent:#c9a15b; --accent-ink:#191510;
  --ok:#5fb787; --danger:#d16a5a; --info:#6fa8dc;
  --radius:8px; --radius-sm:5px;
  --sp1:4px; --sp2:8px; --sp3:16px; --sp4:24px; --sp5:32px;
  --tr:150ms ease;
  --focus:0 0 0 2px var(--bg),0 0 0 4px var(--accent);
}
:root[data-theme="light"]{
  --bg:#f4f1ea; --bg2:#ece6d8; --panel:#efe9dc; --panel2:#e6dfcd;
  --line:#d6cbb0; --line-soft:#e1d8c2;
  --ink:#2a2621; --ink-dim:#5c5548; --ink-faint:#8b8271;
  --accent-ink:#241d0f;
  --ok:#3d8a5f; --danger:#b8462f; --info:#3f6fa8;
}
:root[data-theme="light"] .icon-btn.active{background:#e9dcc0;}
:root[data-theme="light"] .es-card,:root[data-theme="light"] .pill-btn,
:root[data-theme="light"] .vp-floors,:root[data-theme="light"] .vp-hint,:root[data-theme="light"] .vp-zoom{
  background:rgba(244,241,234,.88);}
*{box-sizing:border-box;}
html,body{margin:0;height:100%;background:var(--bg);color:var(--ink);
  font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  overflow:hidden;-webkit-font-smoothing:antialiased;font-size:13px;}
button{font-family:inherit;}
svg.icon{width:15px;height:15px;flex:none;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
a{color:var(--accent);}
:focus-visible{outline:none;box-shadow:var(--focus);border-radius:4px;}

/* ===== app shell ===== */
#app{display:grid;
  grid-template-columns:248px 48px 1fr 300px;
  grid-template-rows:auto 1fr 28px;
  grid-template-areas:"topbar topbar topbar topbar" "library rail viewport inspector" "status status status status";
  height:100vh;width:100vw;}

/* ===== top bar ===== */
#topbar{grid-area:topbar;background:var(--panel2);border-bottom:1px solid var(--line);
  display:flex;align-items:center;padding:6px var(--sp3);gap:var(--sp2);flex-wrap:wrap;
  row-gap:6px;min-height:52px;}
.logo{display:flex;align-items:center;gap:8px;font-family:"Cinzel",serif;font-weight:700;
  font-size:14px;letter-spacing:.04em;white-space:nowrap;}
.logo .mark{color:var(--accent);}
#projectName{background:transparent;border:1px solid transparent;color:var(--ink-dim);
  font-size:12.5px;padding:5px 8px;border-radius:var(--radius-sm);min-width:120px;
  transition:border-color var(--tr),background var(--tr);}
#projectName:hover{border-color:var(--line);background:var(--panel);}
#projectName:focus{border-color:var(--accent);background:var(--panel);color:var(--ink);}
.tb-sep{width:1px;align-self:stretch;margin:10px 2px;background:var(--line);}
.tb-group{display:flex;align-items:center;gap:4px;}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;
  background:transparent;border:1px solid transparent;color:var(--ink-dim);
  padding:7px 9px;border-radius:var(--radius-sm);cursor:pointer;font-size:12px;
  transition:border-color var(--tr),background var(--tr),color var(--tr);white-space:nowrap;}
.icon-btn:hover:not(:disabled){background:var(--panel);border-color:var(--line);color:var(--ink);}
.icon-btn:disabled{opacity:.35;cursor:default;}
.icon-btn.active{background:#2c2417;border-color:var(--accent);color:var(--accent);}
.spacer{flex:1;}
.btn{background:var(--panel);border:1px solid var(--line);color:var(--ink);
  padding:7px 14px;border-radius:var(--radius-sm);font-size:12.5px;cursor:pointer;
  font-weight:500;transition:border-color var(--tr),background var(--tr);}
.btn:hover{border-color:var(--accent);}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600;}
.btn.primary:hover{filter:brightness(1.08);}
.btn.ghost{background:transparent;}
.openlock-badge{font-size:10.5px;color:var(--ok);text-decoration:none;border:1px solid #2a4636;
  border-radius:20px;padding:3px 10px;white-space:nowrap;transition:border-color var(--tr);
  display:inline-flex;max-width:220px;overflow:hidden;flex:0 1 auto;}
.openlock-badge:hover{border-color:var(--ok);}
.openlock-badge .badge-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ===== project "..." menu ===== */
#projectMenuPop{min-width:170px;padding:6px;display:none;flex-direction:column;gap:2px;}
#projectMenuPicker.open #projectMenuPop{display:flex;}
.menu-item{background:transparent;border:1px solid transparent;color:var(--ink-dim);text-align:left;
  padding:7px 9px;border-radius:6px;font-size:12px;cursor:pointer;transition:all var(--tr);}
.menu-item:hover{background:var(--panel);color:var(--ink);}

/* ===== library (left) ===== */
#library{grid-area:library;background:var(--panel);border-right:1px solid var(--line);
  display:flex;flex-direction:column;min-height:0;}
#searchWrap{padding:var(--sp3) var(--sp3) var(--sp2);}
#searchBox{width:100%;background:var(--panel2);border:1px solid var(--line);color:var(--ink);
  padding:8px 10px 8px 30px;border-radius:var(--radius-sm);font-size:12.5px;
  background-repeat:no-repeat;background-position:9px center;transition:border-color var(--tr);}
#searchWrap{position:relative;}
#searchWrap svg{position:absolute;left:23px;top:19px;color:var(--ink-faint);pointer-events:none;}
#searchBox:focus{border-color:var(--accent);}
#catTabsWrap{padding:0 0 var(--sp2);}
#catTabs{display:flex;gap:4px;padding:0 var(--sp3);overflow-x:auto;flex-wrap:nowrap;
  scrollbar-width:thin;}
#catTabs::-webkit-scrollbar{height:4px;}
.cat-tab,.finish-tab{background:transparent;border:1px solid var(--line);color:var(--ink-dim);
  padding:5px 10px;border-radius:20px;font-size:11px;cursor:pointer;transition:all var(--tr);
  white-space:nowrap;flex:none;}
.cat-tab:hover,.finish-tab:hover{color:var(--ink);}
.cat-tab.active,.finish-tab.active{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600;}
#finishTabsWrap{padding:0 var(--sp3) var(--sp2);}
#finishTabs{display:flex;gap:4px;}
#finishTabs .finish-tab{flex:1;text-align:center;}
#tileGrid{flex:1;overflow-y:auto;padding:var(--sp2) var(--sp3) var(--sp3);
  display:grid;grid-template-columns:1fr 1fr;gap:8px;align-content:start;}
.tile-card{position:relative;background:var(--panel2);border:1px solid var(--line);
  border-radius:var(--radius);padding:6px;cursor:pointer;text-align:left;
  transition:border-color var(--tr),transform var(--tr),background var(--tr);}
.tile-card:hover{border-color:var(--accent);transform:translateY(-1px);}
.tile-card.active{border-color:var(--accent);background:#2a2115;box-shadow:0 0 0 1px var(--accent) inset;}
.tile-card .thumb{display:block;flex:0 0 64px;width:64px;height:64px;max-width:100%;aspect-ratio:1;border-radius:6px;background-color:#100e0c;
  background-size:cover;background-position:center;margin:0 auto 6px;
  background-image:linear-gradient(135deg,#8a7050,#5c4a34);}
.tile-card .name{display:block;font-size:11.5px;font-weight:600;line-height:1.25;color:var(--ink);}
.tile-card .badge-row{display:flex;align-items:center;gap:4px;margin-top:4px;flex-wrap:wrap;}
.badge{display:inline-flex;align-items:center;gap:3px;font-size:9.5px;color:var(--ok);
  border:1px solid #2a4636;border-radius:20px;padding:1px 6px;white-space:nowrap;}
.badge.warn{color:var(--accent);border-color:#4a3a20;}
.badge.new{color:#fff;background:#c94a3a;border-color:#c94a3a;font-weight:700;}
.new-ribbon{margin:0 var(--sp3) 8px;padding:6px 10px;background:rgba(201,74,58,.12);border:1px solid #6e2f26;
  border-radius:var(--radius-sm);font-size:11px;color:#f0c0b6;line-height:1.5;}
.new-ribbon b{color:#ff8a76;}
.tile-card.coming-soon{opacity:.5;cursor:not-allowed;}
.tile-card.coming-soon:hover{border-color:var(--line);transform:none;}
.tile-card.coming-soon .thumb{filter:grayscale(.6);}
#tileGrid .empty-search{grid-column:1/-1;color:var(--ink-faint);font-size:12px;text-align:center;padding:20px 0;}
#libFooter{padding:var(--sp2) var(--sp3);border-top:1px solid var(--line);font-size:10.5px;color:var(--ink-faint);line-height:1.5;}

/* ===== left tool rail ===== */
#toolRail{grid-area:rail;background:var(--panel);border-right:1px solid var(--line);
  display:flex;flex-direction:column;align-items:center;gap:4px;padding:var(--sp2) 0;}
.rail-btn{width:36px;height:36px;display:flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid transparent;color:var(--ink-dim);border-radius:var(--radius-sm);
  cursor:pointer;transition:all var(--tr);}
.rail-btn:hover{background:var(--panel2);border-color:var(--line);color:var(--ink);}
.rail-btn.active{background:#2c2417;border-color:var(--accent);color:var(--accent);}
.rail-picker{position:relative;}
.rail-pop{position:absolute;left:calc(100% + 8px);top:0;background:var(--panel2);border:1px solid var(--line);
  border-radius:var(--radius-sm);padding:6px 10px;white-space:nowrap;z-index:30;display:none;
  flex-direction:column;gap:2px;min-width:150px;
  box-shadow:0 12px 28px rgba(0,0,0,.35);}
#btnToolRoom.active ~ .rail-pop,.rail-picker:has(#btnToolRoom.active) .rail-pop{display:flex;}
.tool-opt-sel{justify-content:space-between;}
.tool-opt-sel select{background:var(--panel);border:1px solid var(--line);color:var(--ink);
  font-size:11px;border-radius:4px;padding:2px 4px;cursor:pointer;}

/* ===== viewport (center) ===== */
#viewport{grid-area:viewport;position:relative;background:#0d0d0e;overflow:hidden;}
#viewport canvas{display:block;width:100%;height:100%;}
.vp-overlay-top{position:absolute;top:var(--sp3);left:50%;transform:translateX(-50%);
  display:flex;gap:6px;z-index:5;}
.pill-btn{background:rgba(28,28,31,.85);backdrop-filter:blur(4px);border:1px solid var(--line);
  color:var(--ink-dim);padding:6px 12px;border-radius:20px;font-size:11.5px;cursor:pointer;
  display:flex;align-items:center;gap:6px;transition:all var(--tr);}
.pill-btn:hover{color:var(--ink);border-color:var(--accent);}
.pill-btn.active{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);font-weight:600;}
.vp-floors{position:absolute;top:var(--sp3);right:var(--sp3);z-index:5;
  display:flex;flex-direction:column;gap:4px;background:rgba(28,28,31,.85);backdrop-filter:blur(4px);
  border:1px solid var(--line);border-radius:var(--radius);padding:4px;}
.floor-btn{background:transparent;border:none;color:var(--ink-dim);padding:7px 12px;
  border-radius:6px;font-size:11.5px;cursor:pointer;transition:all var(--tr);white-space:nowrap;}
.floor-btn:hover{color:var(--ink);}
.floor-btn.active{background:var(--accent);color:var(--accent-ink);font-weight:600;}
.vp-hint{position:absolute;left:var(--sp3);bottom:var(--sp3);z-index:5;font-size:11px;
  color:var(--ink-dim);background:rgba(20,20,22,.8);backdrop-filter:blur(4px);
  padding:7px 12px;border-radius:var(--radius-sm);border:1px solid var(--line);line-height:1.6;}
.vp-zoom{position:absolute;right:var(--sp3);bottom:var(--sp3);z-index:5;display:flex;
  flex-direction:column;gap:2px;background:rgba(28,28,31,.85);backdrop-filter:blur(4px);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.vp-zoom button{background:transparent;border:none;color:var(--ink-dim);width:30px;height:30px;
  cursor:pointer;font-size:15px;}
.vp-zoom button:hover{color:var(--ink);background:var(--panel);}
body.photo-mode .vp-floors,body.photo-mode .vp-hint,
body.photo-mode .vp-zoom{display:none;}
body.photo-mode .vp-overlay-top{opacity:.35;transition:opacity var(--tr);}
body.photo-mode .vp-overlay-top:hover{opacity:1;}

/* empty state */
#emptyState{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  pointer-events:none;transition:opacity var(--tr);z-index:2;}
#emptyState.hidden{opacity:0;}
.es-card{background:rgba(26,26,29,.85);backdrop-filter:blur(6px);border:1px solid var(--line);
  border-radius:14px;padding:28px 32px;text-align:center;max-width:280px;}
.es-card svg{color:var(--accent);width:34px;height:34px;margin-bottom:10px;}
.es-card b{display:block;font-size:14.5px;margin-bottom:6px;}
.es-card span{font-size:12px;color:var(--ink-dim);line-height:1.6;display:block;}

/* ===== inspector (right) ===== */
#inspector{grid-area:inspector;background:var(--panel);border-left:1px solid var(--line);
  display:flex;flex-direction:column;overflow-y:auto;}
.insp-section{border-bottom:1px solid var(--line-soft);}
.insp-section summary{list-style:none;cursor:pointer;position:sticky;top:0;z-index:2;
  background:var(--panel);padding:var(--sp3) var(--sp3) 8px;display:flex;align-items:center;
  justify-content:space-between;}
.insp-section summary::-webkit-details-marker{display:none;}
.insp-section summary::after{content:"";width:7px;height:7px;border-right:1.6px solid var(--ink-faint);
  border-bottom:1.6px solid var(--ink-faint);transform:rotate(45deg);transition:transform var(--tr);
  margin-left:8px;flex:none;}
.insp-section[open] summary::after{transform:rotate(-135deg);}
.insp-section h3{font-size:10.5px;text-transform:uppercase;letter-spacing:.08em;
  color:var(--ink-faint);margin:0;font-weight:600;}
.insp-section .insp-body{padding:0 var(--sp3) var(--sp3);}
.kv{display:flex;justify-content:space-between;align-items:center;font-size:12px;
  margin-bottom:7px;color:var(--ink-dim);}
.kv b{color:var(--ink);font-weight:500;}
.row{display:flex;gap:8px;align-items:center;margin-bottom:8px;font-size:12.5px;}
.row label{flex:1;color:var(--ink-dim);}
input[type=number],input[type=text]{background:var(--panel2);border:1px solid var(--line);
  color:var(--ink);border-radius:var(--radius-sm);padding:5px 8px;font-size:12.5px;
  transition:border-color var(--tr);}
input[type=number]{width:70px;}
input:focus,select:focus{border-color:var(--accent);}
select{background:var(--panel2);border:1px solid var(--line);color:var(--ink);
  border-radius:var(--radius-sm);padding:5px 8px;font-size:12.5px;}
.seg{display:flex;border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;flex:1;}
.seg button{flex:1;background:var(--panel2);border:none;border-right:1px solid var(--line);
  color:var(--ink-dim);padding:6px 4px;font-size:11px;cursor:pointer;transition:all var(--tr);}
.seg button:last-child{border-right:none;}
.seg button.active{background:var(--accent);color:var(--accent-ink);font-weight:600;}
.preset-row{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:8px;}
.preset-btn{background:var(--panel2);border:1px solid var(--line);color:var(--ink-dim);
  padding:4px 9px;border-radius:20px;font-size:10.5px;cursor:pointer;transition:all var(--tr);}
.preset-btn:hover{color:var(--ink);}
.preset-btn.active{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600;}
.no-selection{color:var(--ink-faint);font-size:12px;text-align:center;padding:14px 6px;}
small.note{display:block;color:var(--ink-faint);font-size:10.5px;margin-top:2px;line-height:1.5;}
.actionbtn{display:block;width:100%;padding:10px;border-radius:var(--radius-sm);border:1px solid var(--line);
  background:var(--panel2);color:var(--ink);font-size:12.5px;margin-bottom:8px;cursor:pointer;
  font-weight:600;text-align:center;text-decoration:none;transition:all var(--tr);}
.actionbtn:hover{border-color:var(--accent);}
.actionbtn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);}
.actionbtn.free{border-color:var(--ok);color:var(--ok);}

/* ===== status bar ===== */
#statusbar{grid-area:status;background:var(--panel2);border-top:1px solid var(--line);
  display:flex;align-items:center;padding:0 var(--sp3);font-size:10.5px;color:var(--ink-faint);
  gap:16px;white-space:nowrap;overflow:hidden;}
#statusbar .grow{flex:1;overflow:hidden;text-overflow:ellipsis;}

/* ===== modals ===== */
.modal-scrim{position:fixed;inset:0;background:rgba(10,10,11,.72);display:none;align-items:center;
  justify-content:center;z-index:100;backdrop-filter:blur(2px);}
.modal-scrim.show{display:flex;}
.modal-card{background:var(--panel2);border:1px solid var(--line);border-radius:14px;
  padding:0;max-width:420px;width:90vw;max-height:85vh;overflow-y:auto;}
.modal-card.wide{max-width:720px;}
.modal-head{display:flex;align-items:center;justify-content:space-between;
  padding:18px 22px;border-bottom:1px solid var(--line);}
.modal-head h3{margin:0;font-size:15px;}
.modal-body{padding:20px 22px;}
.modal-close{background:transparent;border:none;color:var(--ink-dim);cursor:pointer;
  font-size:18px;line-height:1;padding:2px 6px;border-radius:4px;}
.modal-close:hover{color:var(--ink);background:var(--panel);}
.export-option{border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;
  margin-bottom:10px;transition:border-color var(--tr);}
.export-option:hover{border-color:var(--accent);}
.export-option h4{margin:0 0 4px;font-size:13px;}
.export-option p{margin:0 0 10px;font-size:11.5px;color:var(--ink-dim);line-height:1.5;}
#plateCanvas{width:100%;background:#0d0d0e;border:1px solid var(--line);border-radius:6px;}
.ex-pick-list{display:flex;flex-direction:column;gap:2px;max-height:180px;overflow-y:auto;
  border:1px solid var(--line);border-radius:6px;padding:4px 8px;}
.ex-pick-row{display:flex;align-items:center;gap:8px;font-size:12px;padding:4px 2px;cursor:pointer;}
.ex-pick-row input{cursor:pointer;}
.ex-pick-row .ex-pick-count{margin-left:auto;color:var(--ink-dim);font-size:11px;}
.ex-pick-empty{font-size:11.5px;color:var(--ink-dim);padding:6px 2px;}

/* ===== onboarding ===== */
#onboarding .modal-card{max-width:640px;background:var(--panel2) center/cover no-repeat;}
.ob-steps{display:flex;gap:10px;margin:16px 0 20px;}
.ob-step{flex:1;background:var(--panel);border:1px solid var(--line);border-radius:10px;
  padding:14px 12px;text-align:center;}
.ob-step .n{width:22px;height:22px;border-radius:50%;background:var(--accent);color:var(--accent-ink);
  font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 8px;}
.ob-step p{margin:0;font-size:11.5px;color:var(--ink-dim);line-height:1.4;}
.ob-templates{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:16px;}
.tpl-card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:10px;
  cursor:pointer;text-align:center;transition:all var(--tr);}
.tpl-card:hover{border-color:var(--accent);transform:translateY(-2px);}
.tpl-card .tpl-icon{font-size:20px;margin-bottom:6px;color:var(--accent);}
.tpl-card b{display:block;font-size:11px;}
.tpl-card span{display:block;font-size:9.5px;color:var(--ink-faint);margin-top:2px;}

/* ===== command palette ===== */
#cmdk .modal-card{max-width:520px;padding:0;align-self:flex-start;margin-top:12vh;}
#cmdkInput{width:100%;background:transparent;border:none;border-bottom:1px solid var(--line);
  color:var(--ink);padding:16px 20px;font-size:15px;}
#cmdkInput:focus{outline:none;box-shadow:none;}
#cmdkList{max-height:360px;overflow-y:auto;padding:6px;}
.cmdk-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:8px;
  cursor:pointer;font-size:12.5px;color:var(--ink-dim);}
.cmdk-item svg{color:var(--ink-faint);}
.cmdk-item.sel{background:var(--panel);color:var(--ink);}
.cmdk-item.sel svg{color:var(--accent);}
.cmdk-item .k{margin-left:auto;font-size:10px;color:var(--ink-faint);border:1px solid var(--line);
  border-radius:4px;padding:1px 6px;}

/* ===== shortcuts panel ===== */
#shortcuts table{width:100%;border-collapse:collapse;font-size:12px;}
#shortcuts td{padding:6px 0;border-bottom:1px solid var(--line-soft);color:var(--ink-dim);}
#shortcuts td:last-child{color:var(--ink);text-align:right;}
#shortcuts td.k{font-family:monospace;}

/* ===== mobile block screen ===== */
#mobileBlock{position:fixed;inset:0;background:var(--bg);z-index:200;display:none;
  flex-direction:column;}
#mobileBlock.show{display:flex;}
#mobileViewer{flex:1;position:relative;}
#mobileViewer canvas{display:block;width:100%;height:100%;}
.mb-card{padding:22px 20px;text-align:center;border-top:1px solid var(--line);background:var(--panel2);}
.mb-card .logo{justify-content:center;margin-bottom:8px;}
.mb-card p{font-size:12.5px;color:var(--ink-dim);line-height:1.6;margin:0 0 12px;}

/* ===== material swatch picker ===== */
.swatch-picker{position:relative;}
.swatch-toggle{display:flex;align-items:center;gap:7px;}
.swatch-dot{width:13px;height:13px;border-radius:50%;border:1px solid rgba(0,0,0,.25);display:inline-block;background:#8f7c5f;}
.swatch-pop{position:absolute;top:calc(100% + 6px);left:0;background:var(--panel2);border:1px solid var(--line);
  border-radius:var(--radius);padding:12px;min-width:200px;z-index:50;display:none;
  box-shadow:0 12px 28px rgba(0,0,0,.35);}
.swatch-picker.open .swatch-pop{display:block;}
.swatch-row{display:flex;flex-wrap:wrap;gap:8px;}
.swatch-item{width:26px;height:26px;border-radius:50%;border:2px solid transparent;cursor:pointer;
  box-shadow:inset 0 0 0 1px rgba(0,0,0,.25);transition:transform var(--tr),border-color var(--tr);padding:0;}
.swatch-item:hover{transform:scale(1.08);}
.swatch-item.active{border-color:var(--ink);}

/* ===== v2c additions: tools, connector, blueprints, tour, toasts ===== */
.tool-btn.active{background:#2c2417;border-color:var(--accent);color:var(--accent);}
.tool-opt{display:flex;align-items:center;gap:5px;font-size:11px;color:var(--ink-dim);
  padding:4px 8px;cursor:pointer;user-select:none;}
.tool-opt input{cursor:pointer;}
.conn-dot{width:11px;height:11px;border-radius:3px;display:inline-block;background:var(--info);}
#connectorPop{display:none;flex-direction:column;gap:3px;min-width:170px;}
.swatch-picker.open #connectorPop{display:flex;}
.conn-opt{background:transparent;border:1px solid transparent;color:var(--ink-dim);text-align:left;
  padding:7px 9px;border-radius:6px;font-size:12px;cursor:pointer;display:flex;align-items:center;
  justify-content:space-between;gap:8px;transition:all var(--tr);}
.conn-opt:hover:not(.disabled){background:var(--panel);color:var(--ink);}
.conn-opt.active{background:var(--accent);color:var(--accent-ink);font-weight:600;}
.conn-opt.disabled{opacity:.45;cursor:not-allowed;}
.conn-opt .soon{font-size:9px;text-transform:uppercase;letter-spacing:.06em;border:1px solid currentColor;
  border-radius:10px;padding:1px 5px;}
.ol-line{color:var(--ok);font-size:10.5px;}

/* connector edge markers in the viewport are three.js meshes; no CSS needed for them */

/* blueprints */
.bp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;}
.bp-card{background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden;
  transition:border-color var(--tr);}
.bp-card:hover{border-color:var(--accent);}
.bp-thumb{width:100%;aspect-ratio:16/10;background:#0d0d0e center/cover no-repeat;border-bottom:1px solid var(--line);}
.bp-body{padding:8px 10px;}
.bp-name{font-size:12px;font-weight:600;margin:0 0 2px;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.bp-meta{font-size:10px;color:var(--ink-faint);margin:0 0 8px;}
.bp-actions{display:flex;gap:4px;flex-wrap:wrap;}
.bp-actions button{flex:1;background:var(--panel2);border:1px solid var(--line);color:var(--ink-dim);
  padding:5px 4px;border-radius:5px;font-size:10.5px;cursor:pointer;transition:all var(--tr);white-space:nowrap;}
.bp-actions button:hover{border-color:var(--accent);color:var(--ink);}

/* guided tour bubble */
.tour-bubble{position:absolute;z-index:20;display:none;background:var(--panel2);border:1px solid var(--accent);
  border-radius:12px;padding:12px 14px;max-width:240px;box-shadow:0 14px 32px rgba(0,0,0,.4);
  transform:translate(-50%,-50%);}
.tour-bubble.show{display:block;}
.tour-text{font-size:12.5px;color:var(--ink);line-height:1.5;margin-bottom:8px;}
.tour-actions{display:flex;justify-content:flex-end;}
.tour-skip{background:transparent;border:none;color:var(--ink-faint);font-size:11px;cursor:pointer;
  text-decoration:underline;padding:0;}
@keyframes tb2pulse{0%,100%{box-shadow:0 0 0 0 rgba(201,161,91,.55);}50%{box-shadow:0 0 0 10px rgba(201,161,91,0);}}
.tour-ghost-pulse{animation:tb2pulse 1.4s ease-in-out infinite;}

/* tool HUD (wall run / room drag stats) */
.vp-tool-hud{position:absolute;top:calc(var(--sp3) + 6px);left:50%;transform:translateX(-50%);
  z-index:6;display:none;background:rgba(28,28,31,.9);backdrop-filter:blur(4px);border:1px solid var(--accent);
  color:var(--ink);font-size:11.5px;padding:6px 14px;border-radius:20px;white-space:nowrap;}
.vp-tool-hud.show{display:block;}

/* toasts */
#toastHost{position:fixed;left:50%;bottom:44px;transform:translateX(-50%);z-index:300;
  display:flex;flex-direction:column;gap:6px;align-items:center;pointer-events:none;}
.toast{background:rgba(24,24,27,.94);color:var(--ink);border:1px solid var(--line);border-radius:20px;
  padding:8px 16px;font-size:12px;box-shadow:0 10px 24px rgba(0,0,0,.35);opacity:0;
  transform:translateY(8px);transition:opacity 180ms ease,transform 180ms ease;}
.toast.show{opacity:1;transform:translateY(0);}
:root[data-theme="light"] .toast{background:rgba(244,241,234,.96);}

.bed-warn{color:var(--danger)!important;}

/* reduced motion */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important;scroll-behavior:auto!important;}
  .tour-ghost-pulse{animation:none;}
}

/* ===== responsive ===== */
@media (max-width:900px){
  #onboarding .ob-templates{grid-template-columns:repeat(2,1fr);}
}
/* 1024–1200px: collapse the library to icons-only with a hover flyout; keep the tool rail */
@media (max-width:1200px) and (min-width:1025px){
  #app{grid-template-columns:72px 48px 1fr 280px;}
  #searchWrap,#catTabsWrap,#finishTabsWrap,#libFooter{display:none;}
  #tileGrid{grid-template-columns:1fr;padding:var(--sp2);}
  .tile-card{padding:4px;}
  .tile-card .thumb{margin:0;}
  .tile-card .name,.tile-card .badge-row{display:none;}
  .tile-card:hover{overflow:visible;}
  .tile-card:hover .name,.tile-card:hover .badge-row{
    display:block;position:absolute;left:100%;top:0;margin-left:8px;z-index:40;
    background:var(--panel2);border:1px solid var(--line);border-radius:8px;
    padding:8px 10px;width:170px;box-shadow:0 12px 28px rgba(0,0,0,.35);}
  .tile-card:hover .badge-row{top:34px;display:flex;}
}
@media (max-width:760px){
  #app{display:none;}
}