:root {
  --bg: #07080a;
  --ink: #eef2ee;
  --mute: #8d9891;
  --line: rgba(255, 255, 255, .13);
  --ph: #7dffa8;           /* fósforo P31 */
  --ph-glow: rgba(125, 255, 168, .55);
  --body-hi: #353a3e;
  --body-lo: #1a1d20;
  --lum: .6;               /* brillo de la pantalla del osciloscopio: lo actualiza app.js */
  --sans: 'Space Grotesk', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; margin: 0; }
html, body { height: 100%; }
html { -webkit-text-size-adjust: 100%; }
body {
  overflow: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}
button { font: inherit; color: inherit; }
@keyframes blink { 50% { opacity: 0; } }

/* ═════════ la habitación: un mundo de 1000 × 2000 px que la cámara encuadra ═════════ */
.scene { position: fixed; inset: 0; overflow: hidden; background: #0a0b0d; }
.world { position: absolute; left: 0; top: 0; width: 1000px; height: 2000px; transform-origin: 0 0; }
.world.fly { transition: transform .95s cubic-bezier(.6, 0, .2, 1); }
.roomc { position: absolute; opacity: 0; transition: opacity 1.1s ease; }
.lit .roomc { opacity: 1; }
.glow { position: absolute; pointer-events: none; border-radius: 50%; mix-blend-mode: screen; opacity: 0; transition: opacity 1.1s ease; }
.lit .glow { opacity: 1; }
.g-scope { left: 20px; top: 860px; width: 620px; height: 500px; background: radial-gradient(closest-side, rgba(90, 255, 150, calc(var(--lum) * .2)), transparent); }
.g-desk { left: 470px; top: 760px; width: 620px; height: 640px; background: radial-gradient(closest-side, rgba(110, 150, 255, .14), transparent); }
.g-tv { left: 470px; top: 400px; width: 580px; height: 480px; background: radial-gradient(closest-side, rgba(150, 120, 255, .16), transparent); }

.obj { position: absolute; left: 0; top: 0; transform-origin: 0 0; outline: none; cursor: pointer; }
.obj:focus-visible::after {
  content: ''; position: absolute; inset: -10px; border-radius: 22px; pointer-events: none;
  box-shadow: 0 0 0 4px var(--ph);
}
.obj.on { cursor: default; }
/* con un equipo enfocado, la habitación y los demás equipos se quedan en penumbra */
.obj { transition: filter .7s ease; }
.focus .obj:not(.on) { filter: brightness(.45) saturate(.7); }
.lit.focus .roomc { opacity: .6; }
.lit.focus .glow { opacity: .5; }

/* ── osciloscopio de banco: pantalla a la izquierda, teclas y mandos a la derecha ── */
.scope {
  position: relative; width: 540px;
  display: grid; grid-template-columns: 368px 56px 64px; grid-template-rows: auto 276px;
  grid-template-areas: "brand brand brand" "crt keys ctl";
  column-gap: 10px; row-gap: 10px;
  padding: 12px 14px 16px;
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .05), transparent 30%),
    linear-gradient(180deg, var(--body-hi), #24282b 45%, var(--body-lo));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .14),
    inset 0 -2px 0 rgba(0, 0, 0, .45),
    0 0 0 1px #0a0b0c,
    0 26px 30px -16px rgba(0, 0, 0, .9),
    0 0 70px -24px rgba(90, 255, 150, calc(var(--lum) * .5));
}
/* patas de goma */
.scope::before, .scope::after {
  content: ''; position: absolute; bottom: -6px; width: 54px; height: 8px;
  border-radius: 0 0 6px 6px; background: #0b0c0d;
}
.scope::before { left: 26px; }
.scope::after { right: 26px; }
.brand {
  grid-area: brand;
  display: flex; justify-content: space-between; align-items: center;
  padding: 2px 4px 0;
  font: 600 10px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: #aab2ad;
}
.brand b { color: #f2f5f3; letter-spacing: .24em; margin-right: 4px; }
.spec { display: flex; align-items: center; gap: 7px; }
.led {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--ph); box-shadow: 0 0 6px var(--ph), 0 0 14px var(--ph-glow);
}

.crt {
  grid-area: crt; position: relative;
  padding: 7px; border-radius: 15px;
  background: #0a0c0d;
  box-shadow:
    inset 0 2px 8px rgba(0, 0, 0, .95),
    inset 0 0 0 1px rgba(255, 255, 255, .035),
    0 1px 0 rgba(255, 255, 255, .09);
}
.crt canvas {
  display: block; width: 100%; height: 100%;
  border-radius: 10px / 12px;
  background: #020604;
  touch-action: none; cursor: crosshair;
}
.glass {
  position: absolute; inset: 7px; border-radius: 10px / 12px; pointer-events: none;
  background:
    linear-gradient(162deg, rgba(255, 255, 255, .075), rgba(255, 255, 255, .015) 32%, transparent 33%),
    radial-gradient(120% 95% at 50% 50%, transparent 58%, rgba(0, 0, 0, .6) 100%),
    repeating-linear-gradient(0deg, rgba(0, 0, 0, .16) 0 1px, transparent 1px 3px);
  box-shadow: inset 0 0 18px rgba(0, 0, 0, .8);
}
.hint {
  position: absolute; left: 50%; bottom: 17%; transform: translateX(-50%);
  display: flex; align-items: center; gap: 8px;
  padding: 7px 12px 7px 10px; border-radius: 99px;
  font: 500 11px/1 var(--mono); letter-spacing: .06em; color: #d9ffe6;
  background: rgba(4, 20, 10, .72); border: 1px solid rgba(125, 255, 168, .3);
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
  pointer-events: none; white-space: nowrap;
  animation: hint-in .5s ease-out both;
}
.hint[hidden] { display: none; }
.hint i {
  width: 9px; height: 9px; border-radius: 50%; background: var(--ph);
  box-shadow: 0 0 0 0 var(--ph-glow); animation: ping 1.6s ease-out infinite;
}
@keyframes ping { 0% { box-shadow: 0 0 0 0 var(--ph-glow); } 100% { box-shadow: 0 0 0 12px rgba(125, 255, 168, 0); } }
@keyframes hint-in { from { opacity: 0; transform: translate(-50%, 6px); } }

.keys {
  grid-area: keys;
  display: grid; grid-template-columns: 1fr; grid-auto-rows: 44px; gap: 8px; align-content: start;
}
.key {
  height: 44px; padding: 0; border: 0; border-radius: 9px; cursor: pointer;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px;
  font: 600 11px/1 var(--mono); letter-spacing: .06em; color: #c9d1cc;
  background: linear-gradient(#3d4347, #2a2f33);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .13),
    0 2px 0 #0c0d0e,
    0 4px 8px rgba(0, 0, 0, .45);
  transition: transform .07s, box-shadow .07s, color .2s;
}
.key:active { transform: translateY(2px); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .08), 0 0 0 #0c0d0e, 0 1px 3px rgba(0, 0, 0, .4); }
.key i {
  width: 6px; height: 6px; border-radius: 50%; flex: none;
  background: #34403a; box-shadow: inset 0 1px 1px rgba(0, 0, 0, .7);
  transition: background .2s, box-shadow .2s;
}
.key[aria-pressed="true"] { color: #fff; }
.key[aria-pressed="true"] i, .key.flash i { background: var(--ph); box-shadow: 0 0 6px var(--ph), 0 0 12px var(--ph-glow); }
.key:focus-visible, .knob:focus-visible, .btn:focus-visible, .avatar:focus-visible { outline: 2px solid var(--ph); outline-offset: 3px; }

.ctl {
  grid-area: ctl;
  display: grid; grid-template-columns: 1fr; align-content: space-between; justify-items: center;
}
.knob {
  display: grid; justify-items: center; gap: 6px;
  touch-action: none; user-select: none; -webkit-user-select: none;
  cursor: grab; outline: none;
  font: 600 9.5px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: #aab2ad;
}
.knob.on { cursor: grabbing; }
.knob.on span { color: var(--ph); }
.ring { position: relative; width: 62px; height: 62px; display: grid; place-items: center; }
.ring svg { position: absolute; inset: 0; }
.dial {
  --a: 0deg;
  position: relative; width: 42px; height: 42px; border-radius: 50%;
  background: radial-gradient(circle at 50% 32%, #5a6166, #2c3034 58%, #1c1f22);
  box-shadow:
    0 5px 9px rgba(0, 0, 0, .6),
    inset 0 1px 0 rgba(255, 255, 255, .18),
    0 0 0 3px #131517,
    0 0 0 4px rgba(255, 255, 255, .06);
  transform: rotate(var(--a));
}
.dial::before {
  content: ''; position: absolute; inset: 0; border-radius: 50%;
  background: repeating-conic-gradient(rgba(255, 255, 255, .08) 0 5deg, rgba(0, 0, 0, .22) 5deg 10deg);
  -webkit-mask-image: radial-gradient(circle, transparent 62%, #000 64%);
  mask-image: radial-gradient(circle, transparent 62%, #000 64%);
}
.dial::after {
  content: ''; position: absolute; left: 50%; top: 4px;
  width: 3px; height: 12px; margin-left: -1.5px; border-radius: 2px;
  background: #e8ece9;
}
.knob.on .dial::after { background: var(--ph); box-shadow: 0 0 6px var(--ph); }

.ports {
  grid-area: keys; align-self: end;
  display: flex; justify-content: space-between;
  font: 600 7.5px/1 var(--mono); letter-spacing: .1em; color: #8f9893;
}
.ports span { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.bnc {
  width: 24px; height: 24px; border-radius: 50%; flex: none;
  background: radial-gradient(circle, #050505 0 20%, #d5d9dc 22% 30%, #6f7579 33% 50%, #e4e8ea 53% 60%, #7a8085 63% 100%);
  box-shadow: 0 2px 4px rgba(0, 0, 0, .7), inset 0 0 0 1px rgba(0, 0, 0, .4);
}


/* ── mesa de sonido digital ── */
.desk { position: relative; width: 1000px; padding-top: 22px; }
.bridge {
  position: relative; height: 334px; margin: 0 26px; padding: 13px 13px 0;
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
  border-radius: 20px 20px 6px 6px;
  background: linear-gradient(#2c2f34, #1b1d20);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .13), 0 0 0 1px #050506, 0 24px 30px -12px rgba(0, 0, 0, .85);
}
.scr {
  position: relative; height: 306px; padding: 11px; border-radius: 11px;
  background: #08090a;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .07), inset 0 2px 6px rgba(0, 0, 0, .9);
}
.scr::after {
  content: ''; position: absolute; inset: 11px; border-radius: 3px; pointer-events: none;
  background: linear-gradient(158deg, rgba(255, 255, 255, .08), rgba(255, 255, 255, .015) 34%, transparent 35%);
}
#ovc { display: block; width: 100%; height: 100%; border-radius: 3px; }
#rfScreen { outline: none; }
.focus-console #rfScreen { cursor: zoom-in; }
#rfScreen:focus-visible { box-shadow: 0 0 0 3px var(--ph), inset 0 2px 6px rgba(0, 0, 0, .9); }
/* la superficie se inclina hacia quien mira: abajo (faders y reposabrazos) más cerca y más ancho */
.surface-wrap { height: 562px; perspective: 3000px; perspective-origin: 50% 0; }
.surface { display: block; width: 1000px; height: 600px; transform-origin: 50% 0; transform: rotateX(34deg); }


/* ── la pantalla de RF de la mesa, a su resolución: la escala la pone la mesa ── */
.rfui {
  position: absolute; inset: 11px; padding: 9px 11px 10px; border-radius: 3px;
  display: flex; flex-direction: column; gap: 7px;
  background: #0f1317; color: #d7dde0;
}
.rf-bar { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.rf-tabs { display: flex; gap: 4px; }
.rf-tabs b, .rf-tabs i { padding: 7px 12px; border-radius: 6px; font: 600 13px/1 var(--mono); font-style: normal; }
.rf-tabs b { color: #fff; background: #2a3640; box-shadow: inset 0 -2px 0 var(--ph); }
.rf-tabs i { color: #66717a; }
.rfstat { padding: 6px 9px; border-radius: 6px; font: 600 12.5px/1 var(--mono); letter-spacing: .03em; white-space: nowrap; }
.rfstat.bad { color: #ffc2b8; background: rgba(255, 90, 74, .16); }
.rfstat.ok { color: #9dffbf; background: rgba(125, 255, 168, .12); }
#rfc { flex: 1; min-height: 0; width: 100%; display: block; border-radius: 4px; background: #020604; touch-action: pan-y; cursor: ew-resize; }
.rf-row { display: flex; align-items: center; gap: 8px; }
.rfk {
  height: 34px; padding: 0 16px; border: 0; border-radius: 7px; cursor: pointer;
  font: 600 14px/1 var(--mono); color: #e6ecee; background: #2a3238;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .09);
}
.rfk.pri { color: #c8ffdc; background: #1d5636; }
.rfk:active { transform: translateY(1px); }
.rfk:focus-visible { outline: 2px solid var(--ph); outline-offset: 2px; }
.rf-range { margin-left: auto; font: 500 11px/1.2 var(--mono); color: #66717a; text-align: right; }
.rf-log { min-height: 2.8em; font: 400 12.5px/1.4 var(--mono); color: #b4bdb7; }
.rf-log b { font-weight: 600; color: #ffb4a8; }
.rf-log.ok b { color: #9dffbf; }


/* ── televisión en la pared ── */
.tv {
  position: relative; width: 400px; height: 236px; padding: 6px; border-radius: 6px;
  background: linear-gradient(#141518, #050506);
  box-shadow: 0 0 0 1px #1d1f22, inset 0 1px 0 rgba(255, 255, 255, .08), 0 34px 40px -22px rgba(0, 0, 0, .85);
}
.tv-scr { position: relative; width: 100%; height: 100%; overflow: hidden; border-radius: 2px; background: #05070c; }
.tv-scr::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(160deg, rgba(255, 255, 255, .07), transparent 38%);
}
#tvc { display: block; width: 100%; height: 100%; }
.tv-led { position: absolute; right: 14px; bottom: 2px; width: 3px; height: 3px; border-radius: 50%; background: #ff4b3e; box-shadow: 0 0 5px #ff4b3e; }

/* ── capa de pantalla: etiquetas de los equipos, cabecera, ayuda y panel ── */
.labels { position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .35s; }
.labels.on { opacity: 1; }
.labels span {
  position: absolute; transform: translate(-50%, -100%);
  display: flex; align-items: center; gap: 6px; padding: 6px 10px 6px 8px; border-radius: 99px;
  font: 600 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: #eef2ee;
  background: rgba(8, 10, 12, .74); border: 1px solid rgba(255, 255, 255, .16);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); white-space: nowrap;
}
.labels span::before {
  content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--ph);
  animation: ping 1.8s ease-out infinite;
}

.top {
  position: fixed; left: 0; right: 0; top: 0; z-index: 3;
  display: flex; align-items: center; gap: 12px;
  padding-block: max(12px, env(safe-area-inset-top, 0px)) 22px;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  background: linear-gradient(rgba(5, 6, 7, .78), rgba(5, 6, 7, 0));
  pointer-events: none;
}
.top > * { pointer-events: auto; }
.who-top { flex: 1; min-width: 0; display: grid; gap: 4px; }
.who-top b { font: 600 16px/1.1 var(--sans); letter-spacing: -.01em; }
.who-top span { font: 400 11px/1.2 var(--mono); color: #aab4ae; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.back {
  flex: none; width: 40px; height: 40px; border-radius: 50%; cursor: pointer;
  display: grid; place-items: center; color: var(--ink);
  background: rgba(8, 10, 12, .72); border: 1px solid rgba(255, 255, 255, .16);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
}
.back[hidden] { display: none; }
.back svg { width: 20px; height: 20px; }
.pill {
  flex: none; height: 36px; padding: 0 14px; border-radius: 99px; cursor: pointer;
  font: 600 12px/1 var(--mono); letter-spacing: .06em; color: #03140a;
  background: var(--ph); border: 0; box-shadow: 0 6px 20px -6px rgba(125, 255, 168, .6);
}
.pill[hidden] { display: none; }
.back:focus-visible, .pill:focus-visible { outline: 2px solid var(--ph); outline-offset: 2px; }

.room-hint {
  position: fixed; left: 50%; z-index: 2; bottom: max(28px, calc(env(safe-area-inset-bottom, 0px) + 16px));
  transform: translateX(-50%);
  display: flex; align-items: center; gap: 8px; padding: 9px 14px 9px 12px; border-radius: 99px;
  font: 500 12px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: #d9ffe6;
  background: rgba(4, 14, 9, .78); border: 1px solid rgba(125, 255, 168, .3);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  pointer-events: none; white-space: nowrap;
}
.room-hint[hidden] { display: none; }
.room-hint i { width: 9px; height: 9px; border-radius: 50%; background: var(--ph); animation: ping 1.6s ease-out infinite; }

/* panel inferior (en escritorio, tarjeta flotante a la izquierda) */
.panel {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 2;
  max-height: 62svh; overflow-y: auto; overscroll-behavior: contain;
  padding-block: 18px max(18px, env(safe-area-inset-bottom, 0px));
  padding-left: max(18px, env(safe-area-inset-left, 0px));
  padding-right: max(18px, env(safe-area-inset-right, 0px));
  border-radius: 22px 22px 0 0;
  background: rgba(9, 11, 12, .9); border-top: 1px solid rgba(255, 255, 255, .08);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  box-shadow: 0 -20px 40px -20px rgba(0, 0, 0, .8);
  transform: translateY(105%); transition: transform .55s cubic-bezier(.3, .7, .2, 1);
}
.panel.on { transform: none; }
.pv h2 {
  margin-top: 10px;
  font: 600 clamp(24px, 6.6vw, 32px)/1.08 var(--sans); letter-spacing: -.02em; text-wrap: balance;
}
.lead { margin-top: 10px; max-width: 60ch; font: 400 15px/1.5 var(--sans); color: #c3ccc6; }
.chips { list-style: none; padding: 0; margin-top: 14px; display: flex; flex-wrap: wrap; gap: 8px; }
.chips li {
  padding: 8px 11px; border-radius: 8px;
  font: 500 11.5px/1 var(--mono); letter-spacing: .05em; color: #d9ffe6;
  background: rgba(125, 255, 168, .06); border: 1px solid rgba(125, 255, 168, .32);
}
.pv > .btn { margin-top: 16px; width: 100%; }

.k {
  font: 500 11px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--mute);
}
.k b { color: var(--ph); font-weight: 500; }
.who { display: flex; align-items: center; gap: 14px; margin-top: 12px; }
.avatar {
  flex: none; width: 56px; height: 56px; padding: 0; border: 0; border-radius: 50%; cursor: pointer;
  background: none; overflow: hidden;
  box-shadow: 0 0 0 2px #0b0d0c, 0 0 0 3px rgba(125, 255, 168, .55), 0 0 18px rgba(125, 255, 168, .25);
}
.avatar img { display: block; width: 100%; height: 100%; object-fit: cover; filter: saturate(.9) contrast(1.02); }
h1 {
  font: 600 clamp(26px, 7.4vw, 36px)/1.04 var(--sans); letter-spacing: -.02em;
  min-height: 1.04em;
}
.role { font: 400 12.5px/1.4 var(--mono); color: #b4bdb7; margin-top: 7px; }
.role:empty { display: none; }
.cap {
  margin-top: 12px; min-height: 3em;
  font: 400 14px/1.5 var(--sans); color: var(--mute);
  transition: opacity .25s;
}
.cap.swap { opacity: 0; }
.acts { display: grid; gap: 10px; margin-top: 14px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.btn {
  height: 50px; border-radius: 14px; cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  font: 500 15.5px/1 var(--sans); color: var(--ink); text-decoration: none;
  background: rgba(255, 255, 255, .02); border: 1px solid var(--line);
  transition: background .2s, transform .07s;
}
.btn:hover { background: rgba(255, 255, 255, .06); }
.btn:active { transform: scale(.985); }
.btn.pri {
  color: #03140a; background: var(--ph); border-color: transparent;
  box-shadow: 0 0 0 1px rgba(125, 255, 168, .5), 0 8px 28px -8px rgba(125, 255, 168, .55);
}
.btn.pri:hover { background: #9dffbf; }

.toast {
  position: fixed; left: 50%; bottom: max(20px, env(safe-area-inset-bottom)); z-index: 5;
  transform: translate(-50%, 20px); opacity: 0; pointer-events: none;
  padding: 11px 16px; border-radius: 12px;
  font: 500 13px/1 var(--mono); color: #d9ffe6;
  background: #0b1a11; border: 1px solid rgba(125, 255, 168, .35);
  transition: opacity .25s, transform .25s;
}
.toast.on { opacity: 1; transform: translate(-50%, 0); }
.nojs { padding: 24px 16px; font: 15px var(--sans); }
.nojs a { color: var(--ph); }

.key:focus-visible, .knob:focus-visible, .btn:focus-visible, .avatar:focus-visible { outline: 2px solid var(--ph); outline-offset: 3px; }

@media (min-width: 920px) {
  .panel {
    left: max(24px, env(safe-area-inset-left, 0px)); right: auto; bottom: 24px; width: 380px;
    max-height: calc(100svh - 120px); border-radius: 20px; border: 1px solid rgba(255, 255, 255, .08);
    transform: translateX(calc(-100% - 40px));
  }
  .panel.on { transform: none; }
  .top { padding-left: max(24px, env(safe-area-inset-left, 0px)); padding-right: max(24px, env(safe-area-inset-right, 0px)); }
}

@media (prefers-reduced-motion: reduce) {
  .hint i, .room-hint i, .labels span::before { animation: none; }
  .world.fly, .panel, .roomc, .glow { transition: none; }
}