:root {
  --bg: #0e0d12;
  --panel: #17151d;
  --panel-2: #1f1c26;
  --linea: #2d2a36;
  --texto: #f4f2f7;
  --tenue: #a9a5b6;
  --apagado: #807b91;
  --violeta: #8b2bf2;
  --lavanda: #c4b5f5;
  --magenta: #ff17c3;
  --error: #ff8ab5;
  --radio: 14px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--texto);
  font: 15px/1.5 Inter, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { margin: 0; line-height: 1.2; letter-spacing: -0.01em; }
a { color: var(--lavanda); }
button, input, select, textarea { font: inherit; color: inherit; }

/* ── Barra ─────────────────────────────────────────────── */
.barra {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 0.9rem max(16px, env(safe-area-inset-left)); border-bottom: 1px solid var(--linea);
  position: sticky; top: 0; z-index: 10; background: color-mix(in oklab, var(--bg) 88%, transparent); backdrop-filter: blur(10px);
}
.marca { display: flex; align-items: center; gap: 0.55rem; text-decoration: none; color: var(--texto); font: 500 13px/1 'JetBrains Mono', monospace; letter-spacing: 0.32em; }
.marca svg { width: 26px; height: 26px; fill: none; stroke-width: 3.2; }
.marca circle:first-child { stroke: var(--violeta); }
.marca circle:last-child { stroke: var(--magenta); }
.barra-titulo { color: var(--tenue); font-size: 13px; }

main { max-width: 1240px; margin: 0 auto; padding: 0 16px; }

.intro { padding: 1.6rem 0 1rem; max-width: 720px; }
.intro h1 { font-size: clamp(1.6rem, 4vw, 2.3rem); font-weight: 700; }
.intro p { color: var(--tenue); margin: 0.6rem 0 0; }

/* ── Selector ──────────────────────────────────────────── */
.selector { display: flex; flex-wrap: wrap; gap: 0.6rem 1.6rem; padding-bottom: 1rem; }
.grupo { display: flex; flex-direction: column; gap: 0.4rem; min-width: 0; max-width: 100%; }
.grupo-titulo { font-size: 12px; color: var(--apagado); text-transform: uppercase; letter-spacing: 0.08em; display: flex; align-items: center; gap: 0.4rem; }
.chips { display: flex; gap: 0.5rem; overflow-x: auto; padding-bottom: 4px; scrollbar-width: thin; max-width: 100%; }
.chip {
  display: flex; align-items: center; gap: 0.5rem; flex: none;
  padding: 0.35rem 0.75rem 0.35rem 0.35rem; border-radius: 999px;
  background: var(--panel); border: 1px solid var(--linea); cursor: pointer; white-space: nowrap;
  transition: border-color 0.15s, background 0.15s;
}
.chip:hover { border-color: #47425a; }
.chip.activo { border-color: var(--violeta); background: color-mix(in oklab, var(--violeta) 16%, var(--panel)); }
.chip:disabled { opacity: 0.45; cursor: not-allowed; }
.chip-nombre { font-size: 14px; font-weight: 500; }
.miniatura { width: 30px; height: 30px; border-radius: 50%; background: #2a2732 center / cover no-repeat; flex: none; }
.miniatura.vacia { background: repeating-linear-gradient(135deg, #2a2732 0 4px, #24212b 4px 8px); }
.miniatura.mas { display: grid; place-items: center; background: var(--panel-2); color: var(--lavanda); font-size: 18px; }
.pill { display: inline-flex; align-items: center; padding: 0.05rem 0.5rem; border-radius: 999px; font-size: 11px; font-weight: 500; letter-spacing: 0; text-transform: none; background: var(--panel-2); color: var(--tenue); border: 1px solid var(--linea); }
.pill.prueba { color: var(--lavanda); border-color: color-mix(in oklab, var(--violeta) 45%, transparent); }

/* ── Visor ─────────────────────────────────────────────── */
.trabajo { display: grid; gap: 1rem; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 980px) { .trabajo { grid-template-columns: minmax(0, 1fr) 380px; align-items: start; } }

.visor-caja { background: var(--panel); border: 1px solid var(--linea); border-radius: var(--radio); overflow: hidden; }
.escena {
  position: relative; height: min(68vh, 560px); min-height: 360px;
  background: radial-gradient(ellipse 80% 70% at 50% 38%, #3b3644 0%, #24212b 55%, #17151c 100%);
  perspective-origin: 50% 45%; touch-action: none; cursor: grab; user-select: none; -webkit-user-select: none; outline: none; overflow: hidden;
}
.escena:focus-visible { box-shadow: inset 0 0 0 2px var(--violeta); }
.escena.arrastrando { cursor: grabbing; }
.escena.con-tapa { cursor: ns-resize; }
.orbita { position: absolute; left: 50%; top: 47%; width: 0; height: 0; transform-style: preserve-3d; }
.tarjeta { position: absolute; transform-style: preserve-3d; }
.pieza { position: absolute; transform-style: preserve-3d; }
.pieza.tapa { cursor: ns-resize; }
.cara { position: absolute; inset: 0; overflow: hidden; backface-visibility: hidden; -webkit-backface-visibility: hidden; background: #e9e6ee; }
.lienzo { position: absolute; }
.lienzo img { position: absolute; max-width: none; pointer-events: none; user-select: none; }
.vacio {
  position: absolute; inset: 0; display: grid; place-items: center; text-align: center;
  background: repeating-linear-gradient(135deg, #d9d5e1 0 10px, #e4e0ea 10px 20px); color: #4d4a58;
  font-weight: 600; font-size: 15px;
}
.vacio small { display: block; font-weight: 500; font-size: 12px; color: #6b6878; margin-top: 2px; }
.luz-sombra { position: absolute; inset: 0; background: #000; pointer-events: none; }
.luz-brillo {
  position: absolute; inset: 0; pointer-events: none; mix-blend-mode: screen;
  background: radial-gradient(circle at center, rgb(255 255 255 / 0.9), rgb(255 255 255 / 0) 45%) no-repeat;
  background-size: 180% 180%;
}
.luz-brillo.brillante { background-image: radial-gradient(circle at center, rgb(255 255 255 / 1), rgb(255 255 255 / 0) 30%); }
.sombra-mesa { position: absolute; pointer-events: none; box-shadow: 0 0 34px 10px rgb(0 0 0 / 0.55); background: rgb(0 0 0 / 0.35); border-radius: 6px; }
.sombra {
  position: absolute; left: 50%; top: 47%; height: 26px; border-radius: 50%; pointer-events: none;
  background: radial-gradient(closest-side, rgb(0 0 0 / 0.55), transparent);
}

.pista { font-size: 12.5px; color: var(--apagado); padding: 0.6rem 1rem 0; text-align: center; }
.poses { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.4rem; padding: 0.6rem 1rem 0.2rem; }
.apertura { display: flex; align-items: center; gap: 0.8rem; padding: 0.4rem 1.2rem 1rem; font-size: 13px; color: var(--tenue); }
.apertura[hidden] { display: none; }
.apertura b { color: var(--texto); font-variant-numeric: tabular-nums; display: inline-block; min-width: 3.2ch; }
.apertura input { flex: 1; accent-color: var(--violeta); }
.visor-caja > .poses:last-child, .apertura[hidden] + * { padding-bottom: 1rem; }
.visor-caja:has(.apertura[hidden]) .poses { padding-bottom: 1rem; }

/* ── Botones ───────────────────────────────────────────── */
.boton {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
  padding: 0.55rem 1rem; border-radius: 10px; border: 1px solid var(--linea); background: var(--panel-2);
  text-decoration: none; color: var(--texto); font-weight: 500; font-size: 14px; cursor: pointer; transition: border-color 0.15s, background 0.15s;
}
.boton:hover { border-color: #4a4558; }
.boton.chico { padding: 0.35rem 0.75rem; font-size: 13px; border-radius: 8px; }
.boton.primario { background: var(--violeta); border-color: var(--violeta); color: #fff; }
.boton.primario:hover { background: #9a45f5; }
.boton.peligro { color: var(--error); }
.boton:disabled { opacity: 0.55; cursor: progress; }

/* ── Panel ─────────────────────────────────────────────── */
.panel { background: var(--panel); border: 1px solid var(--linea); border-radius: var(--radio); padding: 1.1rem; }
@media (min-width: 980px) { .panel { position: sticky; top: 72px; max-height: calc(100vh - 88px); overflow-y: auto; } }
.ficha-cabeza { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; }
.ficha-cabeza h2 { font-size: 1.3rem; }
.panel h3 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--apagado); font-weight: 600; margin: 1.1rem 0 0.6rem; }
.planos { display: grid; grid-template-columns: 1fr 1fr; gap: 0.8rem; align-items: start; }
.plano { margin: 0; }
.plano-caja { position: relative; border-radius: 6px; overflow: hidden; background: #2a2732; }
.plano-caja img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.plano-vacio { position: absolute; inset: 0; display: grid; place-items: center; font-size: 12px; color: var(--apagado); background: repeating-linear-gradient(135deg, #2a2732 0 8px, #24212b 8px 16px); }
.corte { position: absolute; border: 1px dashed rgb(255 255 255 / 0.85); box-shadow: 0 0 0 1px rgb(0 0 0 / 0.35); pointer-events: none; }
.pliegue { position: absolute; pointer-events: none; }
.pliegue.h { left: 0; right: 0; border-top: 1.5px dashed var(--magenta); }
.pliegue.v { top: 0; bottom: 0; border-left: 1.5px dashed var(--magenta); }
.plano figcaption { font-size: 12.5px; color: var(--tenue); margin-top: 0.45rem; display: flex; flex-direction: column; gap: 0.15rem; }
.plano figcaption b { color: var(--texto); }
.plano figcaption a { font-size: 12px; }
.datos { margin: 1rem 0 0; display: grid; gap: 0.55rem; }
.datos div { display: grid; grid-template-columns: 7.5rem 1fr; gap: 0.6rem; font-size: 13.5px; }
.datos dt { color: var(--apagado); }
.datos dd { margin: 0; }
.notas { margin: 1rem 0 0; padding: 0.8rem 0.9rem 0.8rem 2rem; background: var(--panel-2); border-radius: 10px; font-size: 13.5px; display: grid; gap: 0.45rem; }
.nota-fija { font-size: 12.5px; color: var(--apagado); margin: 1rem 0 0; }
.acciones { display: flex; gap: 0.5rem; margin-top: 1.1rem; flex-wrap: wrap; }

/* ── Editor ────────────────────────────────────────────── */
.editor { display: grid; gap: 0.9rem; }
.campo { display: grid; gap: 0.3rem; min-width: 0; }
.etiqueta { font-size: 12.5px; color: var(--tenue); display: flex; align-items: center; gap: 0.35rem; }
.etiqueta b { color: var(--texto); font-weight: 500; }
.campo input:not([type=range]):not([type=radio]), .campo select, .campo textarea {
  width: 100%; background: var(--panel-2); border: 1px solid var(--linea); border-radius: 9px; padding: 0.55rem 0.7rem; font-size: 16px;
}
.campo input:focus, .campo select:focus, .campo textarea:focus { outline: 2px solid color-mix(in oklab, var(--violeta) 70%, transparent); outline-offset: 0; }
.campo input[type=range] { accent-color: var(--violeta); width: 100%; }
.campo textarea { resize: vertical; }
.fila { display: grid; grid-template-columns: 1fr 1fr; gap: 0.7rem; }
.fila[hidden], .doblez[hidden] { display: none; }
.segmentado { display: flex; background: var(--panel-2); border: 1px solid var(--linea); border-radius: 9px; padding: 3px; }
.segmentado label { flex: 1; }
.segmentado input { position: absolute; opacity: 0; pointer-events: none; }
.segmentado span { display: block; text-align: center; padding: 0.35rem 0.4rem; border-radius: 7px; font-size: 13.5px; cursor: pointer; color: var(--tenue); }
.segmentado input:checked + span { background: var(--violeta); color: #fff; }
.segmentado input:focus-visible + span { outline: 2px solid var(--lavanda); }
.grupo-doblez { display: grid; gap: 0.8rem; padding: 0.8rem; border: 1px solid var(--linea); border-radius: 10px; }
.doblez { display: grid; gap: 0.8rem; }
.interruptor { display: flex; align-items: center; gap: 0.55rem; font-weight: 500; cursor: pointer; }
.interruptor input { width: 18px; height: 18px; accent-color: var(--violeta); }
.campo-archivo { display: grid; gap: 0.35rem; align-content: start; }
.soltar {
  position: relative; display: grid; place-items: center; min-height: 104px; border-radius: 10px; cursor: pointer; overflow: hidden;
  border: 1.5px dashed #4a4558; background: var(--panel-2); text-align: center; font-size: 13px; color: var(--tenue); padding: 0.5rem;
}
.soltar small { display: block; font-size: 11px; color: var(--apagado); margin-top: 0.2rem; }
.soltar.con-imagen { padding: 0; border-style: solid; }
.soltar img { width: 100%; height: 104px; object-fit: contain; background: #111; }
.soltar input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.campo-archivo .boton { justify-self: start; }

/* ── Covalente ─────────────────────────────────────────── */
.covalente {
  margin: 2.5rem 0 1rem; padding: clamp(1.2rem, 4vw, 2.2rem); border-radius: var(--radio);
  background: radial-gradient(ellipse at 100% 0%, color-mix(in oklab, var(--magenta) 14%, transparent), transparent 55%),
              radial-gradient(ellipse at 0% 100%, color-mix(in oklab, var(--violeta) 20%, transparent), transparent 60%), var(--panel);
  border: 1px solid var(--linea);
  display: grid; gap: 1.2rem;
}
@media (min-width: 900px) { .covalente { grid-template-columns: 1fr 1.25fr; column-gap: 2.5rem; } .contacto { grid-column: 1 / -1; } }
.eyebrow { font: 500 12px/1 'JetBrains Mono', monospace; letter-spacing: 0.2em; text-transform: uppercase; color: var(--lavanda); margin: 0 0 0.8rem; }
.covalente h2 { font-size: clamp(1.35rem, 3vw, 1.85rem); font-weight: 700; }
.covalente-texto p:last-child { color: var(--tenue); margin: 0.8rem 0 0; }
.servicios { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.75rem; }
.servicios li { padding: 0.8rem 0.95rem; border-radius: 10px; background: color-mix(in oklab, var(--bg) 55%, transparent); border: 1px solid var(--linea); color: var(--tenue); font-size: 14px; }
.servicios b { color: var(--texto); display: block; margin-bottom: 0.15rem; }
.contacto { display: flex; flex-wrap: wrap; gap: 0.5rem; }

.pie { text-align: center; color: var(--apagado); font-size: 12.5px; padding: 1.5rem 16px 2.5rem; }

.aviso {
  position: fixed; left: 50%; bottom: max(20px, env(safe-area-inset-bottom)); transform: translate(-50%, 20px); opacity: 0; pointer-events: none;
  background: #2a2633; border: 1px solid #3d3848; padding: 0.65rem 1rem; border-radius: 10px; font-size: 14px; max-width: calc(100vw - 32px);
  transition: opacity 0.2s, transform 0.2s; z-index: 50; box-shadow: 0 10px 30px rgb(0 0 0 / 0.4);
}
.aviso.visible { opacity: 1; transform: translate(-50%, 0); }
.aviso.error { border-color: color-mix(in oklab, var(--error) 50%, transparent); color: var(--error); }

@media (max-width: 560px) {
  .escena { height: 58vh; min-height: 320px; }
  .datos div { grid-template-columns: 1fr; gap: 0.1rem; }
  .barra-titulo { display: none; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }