:root {
  --bg: #f4f4f6; --panel: #fff; --ink: #1d1d1f; --muted: #6e6e73; --faint: #a1a1a6; --line: #e8e8ed; --soft: #f5f5f7;
  --accent: #2f6df6; --accent-soft: #eaf0ff; --danger: #d92d20;
  --r: 12px; --shadow: 0 1px 2px rgba(0,0,0,.04), 0 8px 28px rgba(0,0,0,.08);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Helvetica Neue', Arial, sans-serif;
}
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; overflow: hidden; background: var(--bg); color: var(--ink); font: 13px/1.4 var(--font); -webkit-font-smoothing: antialiased; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
input, select { font: inherit; color: inherit; }
button:disabled { opacity: .35; cursor: default; }
.ic { flex: none; }

/* ---------- layout ---------- */
#app { display: grid; height: 100dvh; grid-template-columns: 72px 1fr 288px; grid-template-rows: 56px 1fr; grid-template-areas: "top top top" "tool stage panel"; }
#topbar { grid-area: top; display: flex; align-items: center; gap: 14px; padding: 0 14px; background: var(--panel); border-bottom: 1px solid var(--line); z-index: 5; }
#toolbar { grid-area: tool; background: var(--panel); border-right: 1px solid var(--line); display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 12px 0; z-index: 4; }
#stageWrap { grid-area: stage; position: relative; overflow: hidden; background: var(--bg); }
#panel { grid-area: panel; background: var(--panel); border-left: 1px solid var(--line); overflow-y: auto; padding: 20px 18px 28px; z-index: 4; }

/* ---------- barra superior ---------- */
.brand { width: 34px; height: 34px; border-radius: 10px; background: var(--ink); color: #fff; display: grid; place-items: center; flex: none; }
.title { display: flex; align-items: center; gap: 10px; min-width: 0; flex: 1; }
#projName { border: 1px solid transparent; background: transparent; font-size: 15px; font-weight: 600; padding: 6px 8px; border-radius: 8px; min-width: 60px; width: 230px; max-width: 100%; letter-spacing: -.01em; }
#projName:hover { background: var(--soft); }
#projName:focus { outline: 0; background: #fff; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.chip-area { font-size: 12px; font-weight: 600; color: var(--muted); background: var(--soft); padding: 4px 9px; border-radius: 999px; white-space: nowrap; }
.save-state { font-size: 12px; color: var(--faint); white-space: nowrap; }
.seg { display: flex; background: var(--soft); padding: 3px; border-radius: 10px; gap: 2px; }
.seg button { padding: 6px 14px; border-radius: 8px; font-weight: 500; color: var(--muted); font-size: 13px; }
.seg button.on { background: #fff; color: var(--ink); box-shadow: 0 1px 3px rgba(0,0,0,.1); }
.actions { display: flex; align-items: center; gap: 6px; flex: 1; justify-content: flex-end; }
.sep { width: 1px; height: 22px; background: var(--line); margin: 0 4px; }
.ib { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 9px; color: var(--ink); }
.ib:hover:not(:disabled) { background: var(--soft); }
.ib.sm { width: 32px; height: 32px; }
.tb { display: flex; align-items: center; gap: 7px; padding: 0 12px; height: 34px; border-radius: 9px; font-weight: 500; }
.tb:hover { background: var(--soft); }
.tb.primary { background: var(--ink); color: #fff; }
.tb.primary:hover { background: #000; }
.tb .ic { margin-right: -1px; }
.menu-wrap { position: relative; }
.menu { position: absolute; right: 0; top: 42px; width: 230px; background: #fff; border-radius: var(--r); box-shadow: var(--shadow); border: 1px solid var(--line); padding: 6px; display: none; z-index: 30; }
.menu.open { display: block; }
.menu button { display: block; width: 100%; text-align: left; padding: 9px 11px; border-radius: 8px; }
.menu button:hover { background: var(--soft); }
.menu b { display: block; font-weight: 600; }
.menu small { color: var(--muted); font-size: 12px; }

/* ---------- herramientas ---------- */
.tool { width: 56px; padding: 8px 0 7px; border-radius: 12px; display: flex; flex-direction: column; align-items: center; gap: 4px; color: var(--muted); }
.tool span { font-size: 10.5px; font-weight: 500; letter-spacing: -.005em; }
.tool:hover { background: var(--soft); color: var(--ink); }
.tool.on { background: var(--accent-soft); color: var(--accent); }
#app[data-mode="3d"] #toolbar { opacity: .45; }

/* ---------- lienzo ---------- */
#stage { position: absolute; inset: 0; width: 100%; height: 100%; touch-action: none; user-select: none; display: block; }
#view3d { position: absolute; inset: 0; display: none; }
#view3d canvas { display: block; width: 100%; height: 100%; }
#app[data-mode="3d"] #stage { display: none; }
#app[data-mode="3d"] #view3d { display: block; }
#load3d { position: absolute; inset: 0; display: grid; place-items: center; color: var(--muted); pointer-events: none; padding: 30px; text-align: center; }
#load3d[hidden] { display: none; }
#app:not([data-mode="3d"]) #load3d { display: none; }
#hint { position: absolute; left: 50%; bottom: 16px; transform: translateX(-50%); background: rgba(29,29,31,.86); color: #fff; padding: 7px 14px; border-radius: 999px; font-size: 12px; pointer-events: none; max-width: calc(100% - 200px); text-align: center; backdrop-filter: blur(8px); }
.corner-left { position: absolute; left: 14px; bottom: 14px; display: flex; gap: 6px; }
.corner-right { position: absolute; right: 14px; bottom: 14px; display: flex; gap: 4px; background: #fff; border-radius: 11px; padding: 3px; box-shadow: var(--shadow); border: 1px solid var(--line); }
.tg { display: flex; align-items: center; gap: 6px; padding: 0 11px; height: 32px; border-radius: 9px; background: #fff; color: var(--muted); box-shadow: var(--shadow); border: 1px solid var(--line); font-weight: 500; font-size: 12px; }
.tg.on { color: var(--accent); }

/* ---------- menús flotantes ---------- */
#flyout { position: absolute; left: 12px; top: 12px; width: 290px; max-height: calc(100% - 24px); overflow-y: auto; background: #fff; border-radius: 16px; box-shadow: var(--shadow); border: 1px solid var(--line); padding: 14px; display: none; z-index: 10; }
#flyout.wide { width: 360px; }
#flyout.open { display: block; animation: pop .16s ease-out; }
@keyframes pop { from { opacity: 0; transform: translateY(-4px) scale(.985); } to { opacity: 1; transform: none; } }
.fly-head { display: flex; align-items: center; justify-content: space-between; margin: 0 0 10px; }
.fly-head h3 { margin: 0; font-size: 14px; font-weight: 600; letter-spacing: -.01em; }
.x { width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center; color: var(--muted); }
.x:hover { background: var(--soft); }
.list { display: flex; flex-direction: column; gap: 2px; }
.row { display: flex; align-items: center; gap: 12px; padding: 9px 10px; border-radius: 10px; text-align: left; }
.row:hover { background: var(--soft); }
.row i { width: 14px; height: 14px; border-radius: 5px; border: 1px solid rgba(0,0,0,.12); flex: none; }
.row span { flex: 1; font-weight: 500; }
.row small { color: var(--faint); font-size: 12px; }
.row .opi { display: flex; align-items: center; justify-content: center; width: 56px; flex: none; }
.search { display: flex; align-items: center; gap: 8px; background: var(--soft); border-radius: 10px; padding: 0 10px; height: 34px; color: var(--muted); margin-bottom: 10px; }
.search input { border: 0; background: none; flex: 1; outline: 0; min-width: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.chip { padding: 5px 11px; border-radius: 999px; background: var(--soft); color: var(--muted); font-weight: 500; font-size: 12px; }
.chip.on { background: var(--ink); color: #fff; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.card { display: flex; flex-direction: column; align-items: center; gap: 3px; padding: 10px 4px 9px; border-radius: 12px; border: 1px solid var(--line); background: #fff; }
.card:hover { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.card .ico { height: 54px; display: flex; align-items: center; justify-content: center; }
.card b { font-size: 11.5px; font-weight: 600; text-align: center; line-height: 1.2; }
.card small { color: var(--faint); font-size: 10.5px; }
.empty { grid-column: 1/-1; text-align: center; color: var(--faint); padding: 20px 0; }

/* ---------- panel derecho ---------- */
.ptitle small { color: var(--faint); font-weight: 500; text-transform: uppercase; letter-spacing: .06em; font-size: 10.5px; }
.ptitle h2 { margin: 2px 0 16px; font-size: 20px; letter-spacing: -.02em; font-weight: 650; word-break: break-word; }
.stats { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 22px; }
.stats div { background: var(--soft); border-radius: 12px; padding: 12px 13px; }
.stats b { display: block; font-size: 22px; font-weight: 650; letter-spacing: -.02em; }
.stats b em { font-size: 13px; font-style: normal; color: var(--muted); font-weight: 500; }
.stats span { color: var(--muted); font-size: 12px; }
.psec { margin-bottom: 18px; }
.psec h4 { margin: 0 0 8px; font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--faint); font-weight: 600; }
.fld { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 5px 0; }
.fld > span:first-child { color: var(--muted); }
.fld b { font-weight: 600; }
.in { display: flex; align-items: center; background: var(--soft); border-radius: 9px; padding: 0 10px; height: 32px; width: 118px; border: 1px solid transparent; }
.in.wide { width: 170px; }
.in:focus-within { background: #fff; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.in input, .in select { border: 0; background: none; outline: 0; width: 100%; min-width: 0; font-weight: 500; text-align: right; -moz-appearance: textfield; }
.in input[type=text], .in select { text-align: left; }
.in input::-webkit-outer-spin-button, .in input::-webkit-inner-spin-button { margin: 0; }
.in em { font-style: normal; color: var(--faint); margin-left: 4px; }
.pbtns { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.pbtn { display: inline-flex; align-items: center; gap: 6px; padding: 0 12px; height: 34px; border-radius: 9px; background: var(--soft); font-weight: 500; }
.pbtn:hover { background: #ebebef; }
.pbtn.danger { color: var(--danger); }
.pbtn.danger:hover { background: #fdecea; }
.tips p { color: var(--muted); margin: 0 0 8px; font-size: 12.5px; }
.note { color: var(--muted); font-size: 12.5px; margin-top: 14px; }
kbd { background: var(--soft); border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 5px; padding: 0 5px; font: 11px var(--font); }

/* ---------- overlays ---------- */
.overlay { position: fixed; inset: 0; z-index: 50; display: none; align-items: center; justify-content: center; padding: 20px; overflow-y: auto; }
.overlay.open { display: flex; }
#start { background: radial-gradient(1200px 700px at 50% -10%, #ffffff 0%, #f1f1f4 60%, #ebebef 100%); }
#projects { background: rgba(244,244,246,.86); backdrop-filter: blur(14px); z-index: 60; }
.start-card { width: 100%; max-width: 480px; background: #fff; border-radius: 24px; padding: 34px 34px 26px; box-shadow: 0 2px 4px rgba(0,0,0,.03), 0 24px 70px rgba(0,0,0,.09); border: 1px solid var(--line); animation: pop .3s ease-out; margin: auto; }
.logo-big { width: 52px; height: 52px; border-radius: 15px; background: var(--ink); color: #fff; display: grid; place-items: center; margin-bottom: 18px; }
.start-card h1 { margin: 0; font-size: 30px; letter-spacing: -.03em; font-weight: 700; }
.start-card .sub { margin: 6px 0 24px; color: var(--muted); font-size: 14px; }
.field-label { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--faint); font-weight: 600; margin: 0 0 8px; }
.kind { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 22px; }
.kind button { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-radius: 14px; border: 1.5px solid var(--line); color: var(--muted); }
.kind button b { color: var(--ink); font-weight: 600; font-size: 14px; }
.kind button.on { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); }
.size { display: flex; align-items: flex-end; gap: 10px; margin-bottom: 16px; }
.size label { flex: 1; display: block; }
.size label > span:first-child { display: block; color: var(--muted); font-size: 12px; margin-bottom: 4px; }
.size .in { width: 100%; height: 42px; }
.size .in input { font-size: 17px; font-weight: 600; }
.size .x { color: var(--faint); padding-bottom: 11px; font-size: 16px; }
.preview { display: flex; align-items: center; gap: 16px; background: var(--soft); border-radius: 14px; padding: 12px 16px; margin-bottom: 20px; min-height: 76px; }
.pv-box { width: 160px; height: 100%; display: grid; place-items: center; }
#pvRect { background: #fff; border: 2px solid var(--ink); border-radius: 2px; min-width: 14px; min-height: 14px; transition: width .15s, height .15s; box-shadow: 0 2px 8px rgba(0,0,0,.06); background-image: linear-gradient(#ececf0 1px, transparent 1px), linear-gradient(90deg, #ececf0 1px, transparent 1px); background-size: 10px 10px; }
.pv-info b { display: block; font-size: 22px; font-weight: 700; letter-spacing: -.02em; }
.pv-info span { color: var(--muted); font-size: 12px; }
.primary { background: var(--ink); color: #fff; border-radius: 10px; padding: 0 16px; height: 36px; font-weight: 600; }
.primary:hover { background: #000; }
.primary.big { width: 100%; height: 48px; border-radius: 13px; font-size: 15px; background: var(--accent); }
.primary.big:hover { background: #2160ea; }
.alt { display: flex; justify-content: center; align-items: center; gap: 10px; margin-top: 16px; flex-wrap: wrap; }
.alt button { color: var(--muted); font-weight: 500; font-size: 13px; padding: 4px 2px; }
.alt button:hover { color: var(--ink); }
.alt i { color: var(--faint); font-style: normal; }

.proj-card { width: 100%; max-width: 980px; background: #fff; border-radius: 22px; padding: 26px; box-shadow: var(--shadow); border: 1px solid var(--line); margin: auto; animation: pop .25s ease-out; }
.proj-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.proj-head h2 { margin: 0; font-size: 24px; letter-spacing: -.02em; }
.proj-head > div { display: flex; gap: 8px; align-items: center; }
.proj-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.pcard { border: 1px solid var(--line); border-radius: 16px; overflow: hidden; cursor: pointer; transition: box-shadow .15s, border-color .15s; background: #fff; }
.pcard:hover { box-shadow: var(--shadow); border-color: #dcdce2; }
.thumb { height: 170px; background: var(--soft); padding: 10px; }
.thumb img { display: block; width: 100%; height: 100%; object-fit: contain; }
.pinfo { padding: 12px 14px 4px; }
.pinfo b { display: block; font-weight: 600; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pinfo span { color: var(--muted); font-size: 12px; }
.pacts { display: flex; gap: 6px; padding: 10px 14px 14px; }
.pacts .pbtn { height: 30px; font-size: 12px; padding: 0 10px; }
.proj-empty { text-align: center; color: var(--muted); padding: 60px 0; }

#toast { position: fixed; left: 50%; bottom: 26px; transform: translate(-50%, 20px); background: var(--ink); color: #fff; padding: 9px 18px; border-radius: 999px; opacity: 0; pointer-events: none; transition: .25s; z-index: 100; font-weight: 500; }
#toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- tablet ---------- */
@media (max-width: 1100px) {
  #app { grid-template-columns: 64px 1fr 250px; }
  .tool { width: 52px; }
  .actions .tb span { display: none; }
  .actions .tb { padding: 0 9px; }
  #projName { width: 150px; }
}

/* ---------- móvil: lienzo arriba, herramientas abajo, propiedades como bottom sheet ---------- */
@media (max-width: 760px) {
  #app { grid-template-columns: 1fr; grid-template-rows: 52px 1fr 62px; grid-template-areas: "top" "stage" "tool"; }
  #topbar { gap: 8px; padding: 0 8px; }
  .brand, .save-state, .chip-area, .actions .sep, #btnUndo, #btnRedo, #btnProjects { display: none; }
  #projName { width: 100%; font-size: 14px; }
  .seg button { padding: 6px 8px; font-size: 12px; }
  .actions { flex: none; }
  .actions .tb span { display: none; }
  #toolbar { flex-direction: row; justify-content: flex-start; overflow-x: auto; border-right: 0; border-top: 1px solid var(--line); padding: 5px 6px; gap: 2px; }
  .tool { flex: 1 0 58px; width: auto; padding: 6px 0; }
  #panel { position: fixed; left: 0; right: 0; bottom: 62px; max-height: 44vh; border-left: 0; border-radius: 18px 18px 0 0; box-shadow: 0 -8px 30px rgba(0,0,0,.12); transform: translateY(110%); transition: transform .25s ease; padding: 16px 16px 20px; z-index: 20; }
  body.has-sel #panel { transform: none; }
  #flyout, #flyout.wide { position: fixed; left: 8px; right: 8px; top: auto; bottom: 70px; width: auto; max-height: 55vh; }
  .corner-left { display: none; }
  .corner-right { bottom: 10px; right: 10px; }
  #hint { display: none; }
  .start-card { padding: 26px 20px 20px; border-radius: 20px; }
}

/* ---------- más vida ---------- */
:root { --grad: linear-gradient(135deg, #4b7bff 0%, #7a5cff 100%); }
#stageWrap { background: radial-gradient(900px 500px at 30% 0%, #ffffff 0%, transparent 60%), radial-gradient(800px 500px at 100% 100%, #e9edff 0%, transparent 55%), var(--bg); }
.brand { background: var(--grad); box-shadow: 0 4px 12px rgba(91,92,255,.35); }
.tb.accent { background: var(--grad); color: #fff; box-shadow: 0 4px 14px rgba(91,92,255,.32); }
.tb.accent:hover { filter: brightness(1.06); transform: translateY(-1px); }
.tb, .ib, .tool, .card, .pbtn, .tg { transition: background .15s, transform .15s, box-shadow .15s, filter .15s, border-color .15s; }
.tool:hover { transform: translateY(-1px); }
.tool.on { background: var(--grad); color: #fff; box-shadow: 0 6px 16px rgba(91,92,255,.3); }
.card:hover { transform: translateY(-2px); }
.stats div:nth-child(1) { background: #eef2ff; } .stats div:nth-child(2) { background: #fff3e8; }
.stats div:nth-child(3) { background: #e8f6f3; } .stats div:nth-child(4) { background: #f5edff; }
.pbtn.go { background: var(--grad); color: #fff; height: 40px; padding: 0 16px; box-shadow: 0 6px 16px rgba(91,92,255,.3); }
.pbtn.go:hover { background: var(--grad); filter: brightness(1.06); }
.primary.big { background: var(--grad); box-shadow: 0 10px 24px rgba(91,92,255,.35); }
.primary.big:hover { background: var(--grad); filter: brightness(1.06); transform: translateY(-1px); }
.logo-big { background: var(--grad); box-shadow: 0 10px 24px rgba(91,92,255,.35); }
.kind button.on { background: linear-gradient(135deg, #eef2ff, #f3edff); }
.seg button.on { color: var(--accent); }
#start { background: radial-gradient(900px 600px at 15% 10%, #e7ecff 0%, transparent 60%), radial-gradient(900px 600px at 90% 90%, #f0e6ff 0%, transparent 60%), #f6f6f9; position: fixed; overflow: hidden; }
#start::before, #start::after { content: ''; position: absolute; border: 2px solid rgba(91,92,255,.16); border-radius: 6px; animation: floaty 14s ease-in-out infinite; pointer-events: none; }
#start::before { width: 340px; height: 240px; left: 6%; top: 14%; background: linear-gradient(rgba(91,92,255,.08) 1px, transparent 1px) 0 0/20px 20px, linear-gradient(90deg, rgba(91,92,255,.08) 1px, transparent 1px) 0 0/20px 20px; }
#start::after { width: 280px; height: 200px; right: 7%; bottom: 12%; animation-delay: -6s; background: linear-gradient(rgba(255,140,80,.1) 1px, transparent 1px) 0 0/20px 20px, linear-gradient(90deg, rgba(255,140,80,.1) 1px, transparent 1px) 0 0/20px 20px; border-color: rgba(255,140,80,.22); }
@keyframes floaty { 0%,100% { transform: translateY(0) rotate(-2deg); } 50% { transform: translateY(-18px) rotate(1.5deg); } }
.start-card { position: relative; z-index: 1; }

.card .ico svg { filter: drop-shadow(0 1px 1.5px rgba(0,0,0,.12)); }

/* botones +/− grandes en campos numéricos */
.in input[type=number] { -webkit-appearance: none; appearance: none; }
.in:has(.stb) { width: 148px; padding: 0 3px; }
.stb { flex: none; width: 30px; height: 26px; border-radius: 7px; font-size: 19px; line-height: 1; font-weight: 500; color: var(--muted); display: grid; place-items: center; padding-bottom: 2px; }
.stb:hover { background: var(--accent-soft); color: var(--accent); }
.stb:active { transform: scale(.92); }
.in:has(.stb) input { text-align: center; }
.in:has(.stb) em { margin: 0 2px 0 0; }
.size .in:has(.stb) { width: 100%; height: 44px; }
.size .stb { width: 34px; height: 34px; font-size: 22px; }

/* ---------- recorrido en 3D ---------- */
.walk-btn { position: absolute; left: 50%; bottom: 62px; transform: translateX(-50%); display: none; align-items: center; gap: 8px; height: 42px; padding: 0 20px; border-radius: 999px; background: var(--grad); color: #fff; font-weight: 600; box-shadow: 0 10px 26px rgba(91,92,255,.4); z-index: 6; }
.walk-btn:hover { filter: brightness(1.07); transform: translateX(-50%) translateY(-1px); }
#app[data-mode="3d"]:not(.walking) .walk-btn { display: flex; }
.walk-exit, #crosshair, #minimap { display: none; }
#app.walking .walk-exit { display: block; position: absolute; top: 14px; left: 50%; transform: translateX(-50%); background: rgba(29,29,31,.85); color: #fff; padding: 8px 16px; border-radius: 999px; font-weight: 600; z-index: 6; backdrop-filter: blur(8px); }
#app.walking #crosshair { display: block; position: absolute; left: 50%; top: 50%; width: 6px; height: 6px; margin: -3px; border-radius: 50%; background: rgba(255,255,255,.85); box-shadow: 0 0 0 1px rgba(0,0,0,.35); pointer-events: none; z-index: 5; }
#app.walking #minimap { display: block; position: absolute; left: 14px; bottom: 14px; width: 200px; height: 150px; border-radius: 14px; background: rgba(255,255,255,.88); box-shadow: var(--shadow); border: 1px solid var(--line); z-index: 6; }
#app.walking .corner-left, #app.walking #hint { display: none; }
#app.walking #view3d canvas { cursor: crosshair; }

/* selectores de color */
.in.colorin { justify-content: space-between; }
.in.colorin input[type=color] { width: 34px; height: 22px; padding: 0; border: 1px solid var(--line); border-radius: 6px; background: none; cursor: pointer; flex: none; }
.in.colorin em { margin: 0 0 0 8px; flex: 1; text-align: right; font-size: 11px; }
.sw { display: flex; flex-wrap: wrap; gap: 6px; }
.swb { width: 26px; height: 26px; border-radius: 8px; border: 1px solid rgba(0,0,0,.12); cursor: pointer; transition: transform .12s; }
.swb:hover { transform: scale(1.12); }
.wrow { gap: 6px; }
.wrow > span:first-child { flex: 1; min-width: 0; font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.wrow .in { width: 118px; padding: 0 6px; }
.wrow .in select { font-size: 12px; text-align: left; }
.colsq { width: 30px; height: 30px; padding: 0; border: 1px solid var(--line); border-radius: 8px; background: none; cursor: pointer; flex: none; }

#app.walking #view3d::after { content: ''; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(ellipse at center, transparent 52%, rgba(0,0,0,.32) 100%); }

.walk-clip { display: none; }
#app.walking .walk-clip { display: block; position: absolute; top: 14px; right: 14px; background: rgba(255,255,255,.92); color: var(--ink); padding: 8px 14px; border-radius: 999px; font-weight: 600; font-size: 12px; z-index: 6; box-shadow: var(--shadow); }
#app.walking .walk-clip.on { background: var(--accent); color: #fff; }

/* aspecto menos "de computadora" en la vista 3D: grano fotográfico, colores algo menos saturados y viñeta suave */
#view3d canvas { filter: saturate(.9) contrast(1.03); }
#view3d::before { content: ''; position: absolute; inset: 0; pointer-events: none; z-index: 2; opacity: .16; mix-blend-mode: overlay; background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 .5 0 0 0 0 .5 0 0 0 0 .5 0 0 0 1.3 -.1'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>"); }
#app[data-mode="3d"] #view3d::after { content: ''; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(ellipse at center, transparent 62%, rgba(0,0,0,.16) 100%); }

/* capturas del recorrido */
.shot-btn { display: none; }
#app.walking .shot-btn { display: flex; align-items: center; gap: 8px; position: absolute; left: 50%; bottom: 18px; transform: translateX(-50%); height: 42px; padding: 0 18px; border-radius: 999px; background: rgba(255,255,255,.94); color: var(--ink); font-weight: 600; box-shadow: var(--shadow); z-index: 6; }
#app.walking .shot-btn:hover { background: #fff; transform: translateX(-50%) translateY(-1px); }
#flash { position: absolute; inset: 0; background: #fff; opacity: 0; pointer-events: none; z-index: 9; }
#flash.go { animation: flash .35s ease-out; }
@keyframes flash { 0% { opacity: .85; } 100% { opacity: 0; } }
.shots { display: none; position: absolute; right: 14px; bottom: 64px; width: min(420px, calc(100% - 28px)); background: rgba(255,255,255,.94); backdrop-filter: blur(10px); border-radius: 14px; box-shadow: var(--shadow); border: 1px solid var(--line); padding: 10px 10px 8px; z-index: 7; }
#app[data-mode="3d"] .shots.has { display: block; }
.shots-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; font-size: 12px; }
.shots-head button { color: var(--accent); font-weight: 600; font-size: 12px; margin-left: 10px; }
.shots-row { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 2px; }
.thumb-s { position: relative; flex: none; width: 104px; height: 66px; border-radius: 8px; overflow: hidden; cursor: zoom-in; border: 1px solid var(--line); }
.thumb-s img { width: 100%; height: 100%; object-fit: cover; display: block; }
.thumb-s .acts { position: absolute; top: 3px; right: 3px; display: none; gap: 3px; }
.thumb-s:hover .acts { display: flex; }
.thumb-s .acts button { width: 22px; height: 22px; border-radius: 6px; background: rgba(20,20,25,.78); color: #fff; font-size: 13px; line-height: 1; }
.lightbox { position: fixed; inset: 0; background: rgba(10,10,14,.92); z-index: 200; display: grid; place-items: center; padding: 20px; }
.lightbox img { max-width: 100%; max-height: calc(100% - 60px); border-radius: 8px; }
.lb-bar { position: absolute; bottom: 18px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; }
@media (max-width: 760px) { .shots { bottom: 76px; } }

/* ---------- niveles ---------- */
.level-bar { position: absolute; left: 50%; top: 12px; transform: translateX(-50%); z-index: 6; display: flex; align-items: center; gap: 3px; max-width: calc(100% - 24px); padding: 4px; background: rgba(255,255,255,.94); border: 1px solid var(--line); border-radius: 12px; box-shadow: var(--shadow); backdrop-filter: blur(8px); }
.level-bar .lv { padding: 6px 13px; border-radius: 9px; font-weight: 600; font-size: 12.5px; color: var(--muted); white-space: nowrap; }
.level-bar .lv:hover { background: var(--soft); }
.level-bar .lv.on { background: var(--grad); color: #fff; box-shadow: 0 4px 12px rgba(91,92,255,.3); }
.level-bar .lv-in { width: 120px; padding: 5px 9px; border-radius: 8px; border: 1.5px solid var(--accent); outline: none; font-weight: 600; font-size: 12.5px; }
.level-bar .lv-add, .level-bar .lv-x { display: flex; align-items: center; gap: 4px; padding: 6px 10px; border-radius: 9px; font-weight: 600; font-size: 12.5px; color: var(--accent); }
.level-bar .lv-add:hover { background: var(--accent-soft); }
.level-bar .lv-x { color: var(--faint); padding: 6px 8px; }
.level-bar .lv-x:hover { color: var(--danger); background: #fdecea; }
.level-bar .lv-x.arm { color: #fff; background: var(--danger); }
.lv-menu { position: absolute; top: calc(100% + 6px); right: 0; width: 250px; background: #fff; border-radius: 14px; border: 1px solid var(--line); box-shadow: var(--shadow); padding: 6px; display: flex; flex-direction: column; }
.lv-menu button { text-align: left; padding: 9px 11px; border-radius: 9px; display: flex; flex-direction: column; gap: 1px; }
.lv-menu button:hover { background: var(--soft); }
.lv-menu b { font-size: 13px; } .lv-menu small { color: var(--muted); font-size: 11.5px; }
#app.walking .level-bar { display: none; }
@media (max-width: 720px) { .level-bar { top: 8px; } }

.walk-lv { display: none; }
#app.walking .walk-lv { display: flex; flex-direction: column; align-items: stretch; gap: 6px; position: absolute; top: 58px; right: 14px; z-index: 6; }
.walk-lv button { background: rgba(255,255,255,.92); color: var(--ink); padding: 8px 14px; border-radius: 999px; font-weight: 600; font-size: 12.5px; box-shadow: var(--shadow); }
.walk-lv button:hover:not(:disabled) { background: var(--accent); color: #fff; }
.walk-lv span { text-align: center; font-size: 11.5px; font-weight: 700; color: #fff; text-shadow: 0 1px 4px rgba(0,0,0,.5); }

.hint-s { color: var(--muted); font-size: 11.5px; margin: 8px 0 0; }

/* =====================================================================
   MARCA · Floorplan Designer
   Azul-violeta (#4f7cff → #8b5cf6), cian de acento (#5ee6ff) y azul noche (#0e1230).
   ===================================================================== */
:root {
  --brand-a: #4f7cff; --brand-b: #8b5cf6; --brand-cyan: #5ee6ff; --brand-ink: #0e1230;
  --accent: #4a6cf7; --accent-soft: #eaeeff;
  --grad: linear-gradient(135deg, var(--brand-a) 0%, var(--brand-b) 100%);
}
.brand { width: 36px; height: 36px; border-radius: 0; background: none; box-shadow: none; display: block; flex: none; }
.brand svg { width: 36px; height: 36px; display: block; filter: drop-shadow(0 4px 10px rgba(91,92,255,.34)); }
.wordmark { font-weight: 700; font-size: 16px; letter-spacing: -.025em; white-space: nowrap; color: var(--brand-ink); margin-left: -4px; }
.wordmark em { font-style: normal; font-weight: 500; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
#topbar { border-bottom: 1px solid var(--line); position: relative; }
#topbar::after { content: ''; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: linear-gradient(90deg, var(--brand-a), var(--brand-b) 45%, transparent 80%); opacity: .55; pointer-events: none; }
.tb.primary { background: var(--brand-ink); color: #fff; }
.tb.primary:hover { background: #1a2050; }
#hint { background: rgba(14,18,48,.88); }
.logo-lock { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.logo-lock svg { width: 54px; height: 54px; filter: drop-shadow(0 10px 22px rgba(91,92,255,.38)); }
.logo-lock .wordmark { font-size: 21px; margin: 0; }
html.splash-on #topbar .brand { visibility: hidden; }
@media (max-width: 1180px) { #topbar .wordmark { display: none; } }

/* ---------- animación de entrada ---------- */
#splash { position: fixed; inset: 0; z-index: 9999; display: grid; place-items: center; overflow: hidden; font-family: var(--font); cursor: pointer; }
.sp-bg { position: absolute; inset: 0; background: radial-gradient(900px 620px at 50% 40%, #272e75 0%, #141842 46%, #0a0c24 100%); transition: opacity .8s ease .1s; }
.sp-grid { position: absolute; inset: -6%; opacity: 0; animation: spGrid 1.6s .1s cubic-bezier(.2,.7,.2,1) forwards;
  background-image: linear-gradient(rgba(130,150,255,.14) 1px, transparent 1px), linear-gradient(90deg, rgba(130,150,255,.14) 1px, transparent 1px), linear-gradient(rgba(130,150,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(130,150,255,.05) 1px, transparent 1px);
  background-size: 96px 96px, 96px 96px, 24px 24px, 24px 24px;
  -webkit-mask-image: radial-gradient(closest-side at 50% 44%, #000 18%, transparent 80%); mask-image: radial-gradient(closest-side at 50% 44%, #000 18%, transparent 80%); transition: opacity .6s ease; }
@keyframes spGrid { from { opacity: 0; transform: scale(1.14); } to { opacity: 1; transform: scale(1); } }
.sp-center { position: relative; display: flex; flex-direction: column; align-items: center; gap: 26px; transform: translateY(-2vh); }
.sp-flight { width: 148px; height: 148px; will-change: transform; }
.sp-mark { width: 100%; height: 100%; filter: drop-shadow(0 22px 44px rgba(91,92,255,.5)); animation: spSettle .9s 2.05s cubic-bezier(.3,1.5,.5,1) both; }
.sp-mark svg { width: 100%; height: 100%; display: block; overflow: visible; }
@keyframes spSettle { 0% { transform: scale(1); } 45% { transform: scale(1.07); } 100% { transform: scale(1); } }
.sp-mark .m-fill { opacity: 0; animation: spFade .7s .85s ease-out forwards; }
@keyframes spFade { to { opacity: 1; } }
.sp-mark .dr { stroke-dasharray: 1; stroke-dashoffset: 1; opacity: 0; animation: spDraw .62s var(--d, 0s) cubic-bezier(.55,.05,.2,1) forwards; }
@keyframes spDraw { 0% { stroke-dashoffset: 1; opacity: 0; } 2% { opacity: 1; } 100% { stroke-dashoffset: 0; opacity: 1; } }
.sp-mark .m-ol { stroke: rgba(255,255,255,.75); stroke-width: 1.6; --d: .2s; animation: spDraw .85s .2s cubic-bezier(.55,.05,.2,1) forwards, spOl .5s 1.15s ease forwards; }
@keyframes spOl { to { opacity: 0; } }
.sp-mark .p-dim { --d: .85s; animation-duration: .6s; }
.sp-mark .p-w1 { --d: 1.0s; animation-duration: .7s; }
.sp-mark .p-w2 { --d: 1.2s; animation-duration: .45s; }
.sp-mark .p-in { --d: 1.3s; animation-duration: .45s; }
.sp-mark .p-win { --d: 1.55s; animation-duration: .3s; }
.sp-mark .p-door { --d: 1.7s; transform-box: view-box; transform-origin: 42px 75px; stroke-dasharray: none; stroke-dashoffset: 0; opacity: 0; animation: spSwing .62s 1.7s cubic-bezier(.3,.8,.25,1) both; }
@keyframes spSwing { 0% { transform: rotate(90deg); opacity: 0; } 6% { opacity: 1; } 100% { transform: rotate(0); opacity: 1; } }
.sp-mark .p-arc { --d: 1.7s; animation-duration: .62s; }
.sp-word { font-size: 42px; line-height: 1; font-weight: 700; letter-spacing: -.03em; color: #fff; white-space: nowrap; transition: opacity .35s ease, transform .5s ease; }
.sp-word .w2 { font-weight: 300; color: #aebaff; }
.sp-word .l { display: inline-block; opacity: 0; transform: translateY(18px); filter: blur(7px); animation: spLetter .7s calc(2.0s + var(--i) * .04s) cubic-bezier(.2,.85,.2,1) forwards; }
.sp-word .sp { display: inline-block; width: .28em; }
@keyframes spLetter { to { opacity: 1; transform: none; filter: blur(0); } }
.sp-tag { font-size: 12px; letter-spacing: .32em; text-transform: uppercase; color: rgba(255,255,255,.55); opacity: 0; animation: spTag .8s 2.65s ease forwards; transition: opacity .3s ease; }
@keyframes spTag { to { opacity: 1; } }
/* salida: el fondo se desvanece y el símbolo vuela a la barra superior */
#splash.sp-out { pointer-events: none; cursor: default; }
#splash.sp-out .sp-bg, #splash.sp-out .sp-grid { opacity: 0; }
#splash.sp-out .sp-word { opacity: 0; transform: translateY(8px); }
#splash.sp-out .sp-tag { opacity: 0 !important; animation: none; }
#splash.sp-out .sp-mark { animation: none; filter: drop-shadow(0 4px 10px rgba(91,92,255,.34)); transition: filter .9s ease; }
@media (max-width: 520px) { .sp-word { font-size: 32px; } .sp-flight { width: 120px; height: 120px; } }
@media (prefers-reduced-motion: reduce) {
  .sp-grid, .sp-mark, .sp-mark .m-fill, .sp-mark .dr, .sp-mark .p-door, .sp-word .l, .sp-tag { animation: none !important; opacity: 1 !important; transform: none !important; filter: none !important; stroke-dashoffset: 0 !important; }
  .sp-mark .m-ol { opacity: 0 !important; }
}
@media (max-width: 760px) { .brand { display: none; } }