/* BACKTAPE — the website (2026-10-14, v2 with motion). Dark like the plugin; colour comes from the pedals. */
:root {
  --fondo: #09090b;
  --escenario: #0e0e11;
  --panel: #121215;
  --panel-alto: #17171b;
  --campo: #0b0b0d;
  --linea: rgba(255, 255, 255, .08);
  --linea-fuerte: rgba(255, 255, 255, .14);
  --texto: #ecebef;
  --texto-2: #a19fa9;
  --texto-3: #6b6974;
  --senal: #f4efe6;
  --calor: #ffac54;
  --ui: "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --titulo: "Segoe UI Variable Display", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --mono: "Cascadia Mono", "SF Mono", Consolas, ui-monospace, monospace;
  --ancho: 1160px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--fondo); }
body { margin: 0; color: var(--texto); background: var(--fondo); font: 400 16px/1.6 var(--ui); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
button { font: inherit; color: inherit; }
.envoltura { width: min(var(--ancho), 100% - 40px); margin-inline: auto; }
.tenue { color: var(--texto-3); }
.oculto { display: none !important; }
/* Without the script (blocked, old browser) the hero still shows, after ~2.5 s. */
@keyframes mostrar { to { opacity: 1; transform: none; filter: none; } }

/* ── Header ───────────────────────────────────────────────────────────────────────────────────── */
.cabecera { position: sticky; top: 0; z-index: 20; background: rgba(9, 9, 11, .72); backdrop-filter: blur(14px); border-bottom: 1px solid var(--linea); }
.cabecera .envoltura { display: flex; align-items: center; gap: 28px; height: 60px; }
.marca { text-decoration: none; display: flex; align-items: baseline; gap: 10px; }
.marca b { font: 700 16px/1 var(--titulo); letter-spacing: .32em; }
.marca span { font-size: 10.5px; letter-spacing: .14em; color: var(--texto-3); text-transform: uppercase; }
.menu { display: flex; gap: 22px; margin-left: 12px; }
.menu a { text-decoration: none; color: var(--texto-2); font-size: 14px; transition: color .2s; }
.menu a:hover { color: var(--texto); }
.formatos { margin-left: auto; font: 600 11px/1 var(--mono); letter-spacing: .12em; border: 1px solid var(--linea-fuerte); border-radius: 99px; padding: 8px 12px; color: var(--texto-2); }

/* ── Buttons ──────────────────────────────────────────────────────────────────────────────────── */
.boton { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 46px; padding: 0 22px; border-radius: 10px;
  border: 1px solid var(--linea-fuerte); background: rgba(18, 18, 21, .7); color: var(--texto); font: 600 15px/1 var(--ui); text-decoration: none; white-space: nowrap;
  transition: transform .2s, border-color .2s, background .2s, box-shadow .2s; }
.boton:hover { border-color: rgba(255, 255, 255, .3); transform: translateY(-1px); }
.boton.principal { background: var(--senal); color: var(--fondo); border-color: var(--senal); }
.boton.principal:hover { background: #fff; box-shadow: 0 8px 30px rgba(244, 239, 230, .18); }
.boton s { opacity: .55; font-weight: 500; }
.boton.chico { height: 36px; padding: 0 16px; font-size: 14px; border-radius: 8px; }

/* ── Hero ─────────────────────────────────────────────────────────────────────────────────────── */
.hero { position: relative; padding: 64px 0 0; text-align: center; overflow: hidden; isolation: isolate; }
#estrellas { position: fixed; inset: 0; width: 100%; height: 100%; z-index: -1; pointer-events: none; }
.titulo-hero { margin: 4px 0 14px; font-size: 0; }
/* BACKTAPE drawn stroke by stroke, then a faint glass fill. */
.titulo-svg { display: block; width: min(1000px, 100%); height: auto; margin: 0 auto; overflow: visible; }
.titulo-svg text { font: 800 150px var(--titulo); fill: rgba(236, 235, 239, 0); stroke: rgba(236, 235, 239, .88); stroke-width: 1.6;
  stroke-dasharray: 1100; stroke-dashoffset: 1100; animation: trazado 0s linear 2.5s forwards; }
body.listo .titulo-svg text { animation: trazado 2.4s cubic-bezier(.45, 0, .2, 1) .15s forwards, relleno 1.4s ease 2.2s forwards; }
@keyframes trazado { to { stroke-dashoffset: 0; } }
@keyframes relleno { to { fill: rgba(236, 235, 239, .07); } }
.puntos-hero { list-style: none; padding: 0; margin: 0 auto; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 26px; font: 12.5px/1.4 var(--mono); color: var(--texto-2); }
.puntos-hero li::before { content: "+ "; color: var(--calor); }
.acciones { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin: 28px 0 0; }
.escena { perspective: 1400px; margin: 34px auto 0; width: min(1240px, 100% - 24px); mix-blend-mode: lighten;
  opacity: 0; transform: translateY(46px) scale(.97); animation: mostrar 0s linear 2.5s forwards; }
body.listo .escena { animation: subir 1.6s cubic-bezier(.2, .8, .2, 1) .45s forwards; }
@keyframes subir { to { opacity: 1; transform: none; } }
.inclinable { position: relative; transform-style: preserve-3d; transition: transform .25s ease-out; will-change: transform;
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, #000 22%, #000 86%, transparent 100%), linear-gradient(to right, transparent 0%, #000 12%, #000 88%, transparent 100%); -webkit-mask-composite: source-in;
  mask-image: linear-gradient(to bottom, transparent 0%, #000 22%, #000 86%, transparent 100%), linear-gradient(to right, transparent 0%, #000 12%, #000 88%, transparent 100%); mask-composite: intersect; }
.inclinable img, .video-rack { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; filter: brightness(.06) saturate(.3); animation: encendido 0s linear 2.5s forwards; }
body.listo .inclinable img, body.listo .video-rack { animation: encender 2.6s linear 1.05s forwards; }
@keyframes encendido { to { filter: none; } }
@keyframes encender {
  0%, 26% { filter: brightness(.06) saturate(.3); }
  29% { filter: brightness(.8) saturate(.6); }
  32% { filter: brightness(.18) saturate(.4); }
  36% { filter: brightness(.95) saturate(.8); }
  39% { filter: brightness(.5) saturate(.7); }
  52%, 100% { filter: brightness(1) saturate(1); }
}
.brillo { position: absolute; inset: 0; pointer-events: none; mix-blend-mode: screen;
  background: radial-gradient(420px 260px at var(--bx, 50%) var(--by, 40%), rgba(255, 220, 180, .10), transparent 70%); }
.inclinable::after { content: ""; position: absolute; inset: 0; pointer-events: none; mix-blend-mode: screen; opacity: 0;
  background: linear-gradient(105deg, transparent 38%, rgba(255, 236, 210, .16) 50%, transparent 62%); background-size: 300% 100%; background-position: 120% 0; }
body.listo .inclinable::after { animation: barrido 1.7s ease-in-out 2.3s forwards; }
@keyframes barrido { 0% { opacity: 0; background-position: 120% 0; } 12%, 85% { opacity: 1; } 100% { opacity: 0; background-position: -20% 0; } }
#estrellas { opacity: 0; transition: opacity 1.8s ease; }
body.listo #estrellas { opacity: var(--brillo-estrellas, 1); }
.hero .acciones, .puntos-hero { opacity: 0; transform: translateY(18px); transition: opacity .9s ease, transform .9s cubic-bezier(.2, .8, .2, 1); animation: mostrar 0s linear 2.5s forwards; }
body.listo .hero .acciones, body.listo .puntos-hero { animation: none; }
body.listo .puntos-hero { opacity: 1; transform: none; transition-delay: 1.3s; }
body.listo .hero .acciones { opacity: 1; transform: none; transition-delay: 1.5s; }

/* ── Sections ─────────────────────────────────────────────────────────────────────────────────── */
section { padding: 96px 0; position: relative; }
.etiqueta { font: 600 11.5px/1 var(--mono); letter-spacing: .2em; text-transform: uppercase; color: var(--calor); margin: 0 0 16px; }
h2 { margin: 0 0 18px; font: 700 clamp(32px, 4.6vw, 56px)/1.04 var(--titulo); letter-spacing: -.03em; }
.intro { max-width: 640px; color: var(--texto-2); font-size: 18px; margin: 0; }
.centrado { text-align: center; }
.centrado .intro { margin-inline: auto; }
.dos { display: grid; grid-template-columns: 1fr 1.2fr; gap: 64px; align-items: center; }
.dos.al-reves { grid-template-columns: 1.2fr 1fr; }
.dos.al-reves > :first-child { order: 2; }
.captura img { border-radius: 14px; border: 1px solid var(--linea); mix-blend-mode: lighten; }
.captura.ancha { margin-top: 56px; }
.flotante { mix-blend-mode: lighten; }
.flotante img { animation: flotar 7s ease-in-out infinite; }
@keyframes flotar { 50% { transform: translateY(-10px); } }
.lista { margin: 22px 0 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.lista li { padding-left: 22px; position: relative; color: var(--texto-2); }
.lista li::before { content: ""; position: absolute; left: 0; top: .62em; width: 8px; height: 8px; border-radius: 50%; background: var(--senal); }
.lista b { color: var(--texto); font-weight: 600; }

/* Reveal on scroll */
.js .aparece > .envoltura:not([data-desliza]), .js .aparece > .carrusel { opacity: 0; transition: opacity .9s ease; }
.aparece.visto > .envoltura:not([data-desliza]), .aparece.visto > .carrusel { opacity: 1; }
.aparece.visto > .envoltura + .envoltura, .aparece.visto > .carrusel { transition-delay: .15s; }

/* ── Scroll-linked motion (app.js sets --e: 0 as an element enters at the bottom … 1 once it is well in view; the hero
   gets --q: 0 at the top … 1 once scrolled past). The page moves with the scroll itself, not on a timer. ───────────── */
.hero .envoltura { transform: translateY(calc(var(--q, 0) * -70px)); opacity: calc(1 - var(--q, 0) * 1.3); }
.flotador { transform: translateY(calc(var(--q, 0) * 90px)) scale(calc(1 + var(--q, 0) * .12)); transform-origin: 50% 30%; }
[data-desliza] { --e: 0; --x: 0; will-change: transform; }
.desliza-subir { transform: translateY(calc((1 - var(--e)) * 90px)); --op-in: calc(.1 + var(--e) * .9); }
.desliza-izquierda { transform: perspective(1200px) translateX(calc((1 - var(--e)) * -14vw)) rotateY(calc((1 - var(--e)) * 22deg)); --op-in: calc(.1 + var(--e) * .9); }
.desliza-derecha { transform: perspective(1200px) translateX(calc((1 - var(--e)) * 14vw)) rotateY(calc((1 - var(--e)) * -22deg)); --op-in: calc(.1 + var(--e) * .9); }
.desliza-inclinar { transform: perspective(1100px) translateY(calc((1 - var(--e)) * 70px)) rotateX(calc((1 - var(--e)) * 42deg)) scale(calc(.88 + var(--e) * .12)); transform-origin: 50% 100%; --op-in: calc(.15 + var(--e) * .85); }
.desliza-abrir { clip-path: inset(0 calc(max(1 - var(--e), var(--x, 0)) * 34%) round 16px); transform: scale(calc(.93 + var(--e) * .07)); }
.desliza-zoom { transform: scale(calc(.55 + var(--e) * .45)) translateY(calc((1 - var(--e)) * 40px)); --op-in: var(--e); }
.desliza-escalon { transform: translateY(calc((1 - var(--e)) * (70px + var(--i, 0) * 45px))) rotateX(calc((1 - var(--e)) * 25deg)); --op-in: calc(.1 + var(--e) * .9); }

/* Leaving at the top (--x: 0 in view … 1 gone), each part in its own way; entrance and exit fade together. */
[data-desliza] { opacity: calc(var(--op-in, 1) * (1 - var(--x) * .92)); }
.sale-izquierda { translate: calc(var(--x) * -12vw) calc(var(--x) * -30px); filter: blur(calc(var(--x) * 8px)); }
.sale-derecha { translate: calc(var(--x) * 12vw) calc(var(--x) * -30px); filter: blur(calc(var(--x) * 8px)); }
.sale-subir { translate: 0 calc(var(--x) * -90px); filter: blur(calc(var(--x) * 6px)); }
.sale-alejar { scale: calc(1 - var(--x) * .28); translate: 0 calc(var(--x) * -50px); filter: blur(calc(var(--x) * 10px)); }
.sale-acercar { scale: calc(1 + var(--x) * .7); filter: blur(calc(var(--x) * 8px)); }
.sale-plegar { scale: 1 calc(1 - var(--x) * .4); translate: 0 calc(var(--x) * -50px); transform-origin: 50% 0; filter: blur(calc(var(--x) * 5px)); }

/* ── Sound demos ──────────────────────────────────────────────────────────────────────────────── */
.reproductor { display: inline-flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 10px; margin-top: 26px; }
.tocar { width: 54px; height: 54px; border-radius: 50%; border: 0; background: var(--senal); cursor: pointer; display: grid; place-items: center; }
.tocar i { width: 0; height: 0; border-left: 14px solid var(--fondo); border-top: 9px solid transparent; border-bottom: 9px solid transparent; margin-left: 4px; }
.tocar.sonando i { width: 14px; height: 16px; border: 0; margin: 0; background: linear-gradient(90deg, var(--fondo) 35%, transparent 35% 65%, var(--fondo) 65%); }
.segmentado { display: inline-flex; padding: 4px; border-radius: 99px; background: var(--panel); border: 1px solid var(--linea); }
.segmentado button { border: 0; background: none; padding: 8px 14px; border-radius: 99px; color: var(--texto-2); font: 600 13px/1 var(--mono); cursor: pointer; }
.segmentado button.activo { background: var(--senal); color: var(--fondo); }
.preset-demo { display: inline-flex; align-items: center; gap: 8px; padding: 4px; border-radius: 99px; background: var(--panel); border: 1px solid var(--linea); font: 13px/1 var(--mono); }
.preset-demo button { border: 0; background: none; width: 32px; height: 32px; border-radius: 50%; color: var(--texto-2); cursor: pointer; font-size: 18px; }
.preset-demo span { min-width: 220px; }
.nota-demo { margin: 14px 0 0; font: 12px/1.4 var(--mono); color: var(--texto-3); }

/* ── Generate demo ────────────────────────────────────────────────────────────────────────────── */
.demo-generate { background: radial-gradient(ellipse at 50% 0%, rgba(255, 172, 84, .06), transparent 60%), var(--escenario); border: 1px solid var(--linea-fuerte); border-radius: 18px; padding: 26px; min-height: 400px; }
.caja-generate { display: flex; align-items: center; gap: 4px; height: 52px; padding: 0 8px 0 16px; border-radius: 10px; background: var(--campo); border: 1px solid var(--linea-fuerte); font: 15px/1 var(--ui); }
.escrito { white-space: nowrap; overflow: hidden; }
.cursor { flex: none; width: 2px; height: 20px; background: var(--senal); animation: parpadeo 1s steps(1) infinite; }
@keyframes parpadeo { 50% { opacity: 0; } }
.boton-gen { margin-left: auto; flex: none; background: var(--senal); color: var(--fondo); font: 600 13px/1 var(--ui); padding: 12px 16px; border-radius: 7px; transition: transform .15s; }
.boton-gen.pulsado { transform: scale(.94); }
.entendido { margin: 14px 2px 22px; min-height: 28px; display: flex; flex-wrap: wrap; align-items: center; gap: 6px; font: 12px/1 var(--mono); color: var(--texto-3); }
.entendido .etq { opacity: 0; transition: opacity .3s; }
.entendido.visible .etq { opacity: 1; }
.fichas { display: contents; }
.ficha { padding: 6px 9px; border-radius: 6px; background: var(--panel-alto); border: 1px solid var(--linea); color: var(--texto); animation: entrar .35s ease both; }
@keyframes entrar { from { opacity: 0; transform: translateY(6px); } }
.cadena-demo { display: flex; justify-content: center; align-items: flex-end; gap: 14px; min-height: 230px; }
.pedal-demo { width: 31%; max-width: 150px; text-align: center; mix-blend-mode: lighten; animation: caer .7s cubic-bezier(.2, .9, .25, 1.15) both; }
.pedal-demo img { width: 100%; }
.pedal-demo span { display: block; margin-top: 8px; font: 600 11px/1 var(--mono); letter-spacing: .14em; color: var(--texto-2); }
@keyframes caer { from { opacity: 0; transform: translateY(-40px) scale(.9); } }
.pedal-demo.sale { animation: salir .35s ease both; }
@keyframes salir { to { opacity: 0; transform: translateY(20px) scale(.95); } }

/* ── Pedal carousel ───────────────────────────────────────────────────────────────────────────── */
.carrusel { position: relative; height: 470px; margin-top: 40px; outline: none; touch-action: pan-y; }
.pista { position: absolute; inset: 0; }
.pedal-c { position: absolute; left: 50%; top: 50%; width: 270px; cursor: pointer; mix-blend-mode: lighten; transition: transform .7s cubic-bezier(.2, .8, .2, 1), filter .7s, opacity .7s; }
.pedal-c img { width: 100%; pointer-events: none; user-select: none; -webkit-user-drag: none; }
.pedal-c.centro { cursor: default; }
.flecha-carrusel { position: absolute; top: 50%; z-index: 30; width: 46px; height: 46px; margin-top: -23px; border-radius: 50%; border: 1px solid var(--linea-fuerte);
  background: rgba(18, 18, 21, .8); backdrop-filter: blur(8px); font-size: 24px; line-height: 1; cursor: pointer; transition: background .2s; }
.flecha-carrusel:hover { background: var(--panel-alto); }
.flecha-carrusel.ant { left: calc(50% - 230px); }
.flecha-carrusel.sig { right: calc(50% - 230px); }
.tipo-pedal { margin: 8px 0 6px; font: 600 11px/1 var(--mono); letter-spacing: .2em; text-transform: uppercase; color: var(--calor); }
.nombre-pedal { margin: 0 0 10px; font: 800 30px/1.1 var(--titulo); letter-spacing: .2em; }
.texto-pedal { margin: 0 auto; max-width: 560px; min-height: 52px; color: var(--texto-2); }
.indice-pedales { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; margin-top: 26px; }
.indice-pedales button { border: 1px solid var(--linea); background: none; color: var(--texto-3); border-radius: 99px; padding: 6px 10px; font: 600 10.5px/1 var(--mono); letter-spacing: .1em; cursor: pointer; transition: color .2s, border-color .2s; }
.indice-pedales button:hover { color: var(--texto); }
.indice-pedales button.activo { color: var(--fondo); background: var(--senal); border-color: var(--senal); }

.pista { perspective: 1600px; }
.carrusel { mix-blend-mode: lighten; }   /* the outermost group blends with the page: no black boxes, whatever 3D groups are inside */
.carrusel.esperando .pedal-c { visibility: hidden; }   /* until they fly in */
.onda-impacto { position: absolute; left: 50%; top: 50%; width: 320px; height: 320px; margin: -160px 0 0 -160px; border-radius: 50%; z-index: 40; pointer-events: none;
  border: 2px solid rgba(255, 200, 150, .6); box-shadow: 0 0 40px rgba(255, 172, 84, .35), inset 0 0 30px rgba(255, 172, 84, .25); opacity: 0; }
.onda-impacto.activa { animation: impacto .9s cubic-bezier(.1, .7, .3, 1) forwards; }
@keyframes impacto { 0% { opacity: 1; transform: scale(.25); } 100% { opacity: 0; transform: scale(2.6); } }
.carrusel.sacudida { animation: sacudida .42s ease-out; }
@keyframes sacudida { 0% { transform: translate(0, 0); } 15% { transform: translate(-7px, 4px); } 30% { transform: translate(6px, -3px); } 45% { transform: translate(-4px, 2px); } 60% { transform: translate(3px, -1px); } 100% { transform: none; } }
.pedal-c.destello img { animation: destello .7s ease-out; }
@keyframes destello { 0% { filter: brightness(1.8); } 100% { filter: none; } }

/* ── Motion ───────────────────────────────────────────────────────────────────────────────────── */
.movimientos { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 48px; }
.movimiento { background: var(--escenario); border: 1px solid var(--linea); border-radius: 16px; padding: 18px 22px 24px; }
.movimiento canvas { width: 100%; height: auto; aspect-ratio: 560 / 200; display: block; border-radius: 10px; background: var(--campo); border: 1px solid var(--linea); margin-bottom: 18px; }
.movimiento .num { margin: 0 0 6px; font: 600 11.5px/1 var(--mono); letter-spacing: .14em; color: var(--calor); }
.movimiento h3 { margin: 0 0 6px; font: 700 21px/1.25 var(--titulo); }
.movimiento p { margin: 0; color: var(--texto-2); font-size: 15px; }

/* ── Numbers ──────────────────────────────────────────────────────────────────────────────────── */
.cifras { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; text-align: center; }
.cifras b { display: block; font: 800 clamp(48px, 7vw, 92px)/1 var(--titulo); letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.cifras span { display: block; margin-top: 10px; font: 600 11.5px/1.3 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--texto-3); }

/* ── Specs ────────────────────────────────────────────────────────────────────────────────────── */
.datos { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 18px; margin-top: 40px; }
.dato { background: var(--escenario); border: 1px solid var(--linea); border-radius: 14px; padding: 22px; }
.dato h3 { margin: 0 0 8px; font: 600 12px/1.3 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--texto-3); }
.dato p { margin: 0; color: var(--texto); font-size: 15px; }

/* ── Pricing ──────────────────────────────────────────────────────────────────────────────────── */
.tarjeta { max-width: 520px; margin: 40px auto 0; background: radial-gradient(ellipse at 50% 0%, rgba(255, 172, 84, .08), transparent 55%), var(--escenario); border: 1px solid var(--linea-fuerte); border-radius: 20px; padding: 34px 34px 30px; text-align: center; }
.tarjeta .cifra { font: 800 72px/1 var(--titulo); letter-spacing: -.04em; }
.tarjeta .cifra small { font-size: 22px; font-weight: 600; color: var(--texto-2); margin-left: 6px; letter-spacing: 0; }
.tarjeta .antes { margin: 10px 0 0; color: var(--texto-3); }
.tarjeta .lista { text-align: left; margin: 26px 0 28px; }
.tarjeta .boton { width: 100%; }
.tarjeta .boton + .boton { margin-top: 10px; }
.precio-nota { font-size: 14px; color: var(--texto-3); }

/* ── FAQ ──────────────────────────────────────────────────────────────────────────────────────── */
.faq { display: grid; grid-template-columns: .8fr 1.6fr; gap: 48px; align-items: start; }
details { border-bottom: 1px solid var(--linea); padding: 18px 0; }
details:first-child { border-top: 1px solid var(--linea); }
summary { cursor: pointer; font: 600 17px/1.4 var(--titulo); list-style: none; display: flex; justify-content: space-between; gap: 20px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--texto-3); font-weight: 400; transition: transform .25s; }
details[open] summary::after { transform: rotate(45deg); }
details p { margin: 12px 0 0; color: var(--texto-2); }

/* ── Sticky buy bar ───────────────────────────────────────────────────────────────────────────── */
.barra-compra { position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; background: rgba(9, 9, 11, .86); backdrop-filter: blur(14px); border-top: 1px solid var(--linea);
  transform: translateY(100%); transition: transform .45s cubic-bezier(.2, .8, .2, 1); }
.barra-compra.visible { transform: none; }
.barra-compra .envoltura { display: flex; align-items: center; gap: 10px; height: 60px; }
.barra-compra span { margin-right: auto; font-size: 14px; color: var(--texto-2); }
.barra-compra span b { color: var(--texto); }
.barra-compra s { color: var(--texto-3); }

/* ── Footer ───────────────────────────────────────────────────────────────────────────────────── */
.pie { border-top: 1px solid var(--linea); padding: 40px 0 96px; color: var(--texto-3); font-size: 14px; }
.pie .envoltura { display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: center; }
.pie nav { display: flex; gap: 20px; flex-wrap: wrap; margin-left: auto; }
.pie a { color: var(--texto-2); text-decoration: none; }
.pie a:hover { color: var(--texto); }

/* ── "Inside BACKTAPE" (main page) ─────────────────────────────────────────────────────────────── */
.dentro { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 48px; }
.dentro article { background: var(--escenario); border: 1px solid var(--linea); border-radius: 16px; padding: 24px 24px 26px; }
.dentro .num { margin: 0 0 10px; font: 600 11.5px/1 var(--mono); letter-spacing: .14em; color: var(--calor); }
.dentro h3 { margin: 0 0 10px; font: 700 20px/1.25 var(--titulo); }
.dentro p { margin: 0 0 10px; color: var(--texto-2); font-size: 15px; }
.dentro ul { margin: 0; padding-left: 18px; color: var(--texto-2); font-size: 14.5px; }
.dentro li { margin: 4px 0; }
.dentro li b { color: var(--texto); font-weight: 600; }
.acciones-centro { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 40px; }

/* ── "Every pedal" page ────────────────────────────────────────────────────────────────────────── */
.fichas-intro { padding: 90px 0 56px; }
.fichas-intro h1 { margin: 0 0 18px; font: 800 clamp(38px, 6vw, 72px)/1.02 var(--titulo); letter-spacing: -.035em; }
.indice-fichas { position: sticky; top: 60px; z-index: 15; background: rgba(9, 9, 11, .82); backdrop-filter: blur(12px); border-top: 1px solid var(--linea); border-bottom: 1px solid var(--linea); }
.indice-fichas .envoltura { display: flex; gap: 6px; overflow-x: auto; padding: 10px 0; scrollbar-width: none; }
.indice-fichas a { flex: none; text-decoration: none; font: 600 11px/1 var(--mono); letter-spacing: .12em; color: var(--texto-2); border: 1px solid var(--linea); border-radius: 99px; padding: 8px 11px; }
.indice-fichas a:hover { color: var(--texto); border-color: var(--linea-fuerte); }
.ficha { scroll-margin-top: 120px; }
.ficha .tipo { margin: 0 0 8px; font: 600 11.5px/1 var(--mono); letter-spacing: .2em; text-transform: uppercase; color: var(--acento, var(--calor)); }
.ficha h2 { font-size: clamp(44px, 7vw, 92px); letter-spacing: .08em; margin-bottom: 14px; }
.ficha .sobre { max-width: 780px; color: var(--texto-2); font-size: 18px; margin: 0; }
.ficha-fotos { display: grid; grid-template-columns: 1.45fr 1fr; gap: 18px; margin: 40px 0; align-items: center; }
.ficha-fotos img { border-radius: 14px; mix-blend-mode: lighten; }
.ficha-datos { display: grid; grid-template-columns: 1.35fr 1fr; gap: 22px; align-items: start; }
.ficha .bloque { background: var(--escenario); border: 1px solid var(--linea); border-radius: 14px; padding: 18px 20px; margin-bottom: 14px; }
.ficha .bloque h4 { margin: 0 0 10px; font: 600 11.5px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--acento, var(--calor)); }
.ficha .bloque > p { margin: 8px 0 0; color: var(--texto-2); font-size: 14.5px; }
.ficha .nota { margin: -2px 0 10px !important; font-size: 13px !important; color: var(--texto-3) !important; }
.ficha table { width: 100%; border-collapse: collapse; }
.ficha td { vertical-align: top; padding: 12px 10px 12px 0; border-top: 1px solid var(--linea); }
.ficha td.num { width: 28px; font: 600 12px/1.6 var(--mono); color: var(--texto-3); }
.ficha td b { font: 700 14px/1.3 var(--titulo); letter-spacing: .04em; }
.ficha td b.shift { font: 600 11px/1.3 var(--mono); letter-spacing: .1em; color: var(--texto-3); }
.ficha td p { margin: 4px 0 0; color: var(--texto-2); font-size: 14px; line-height: 1.5; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips span { font: 600 11px/1 var(--mono); letter-spacing: .08em; padding: 7px 10px; border-radius: 99px; border: 1px solid var(--linea-fuerte); color: var(--texto); }
.lista-ficha { margin: 0; padding-left: 18px; color: var(--texto-2); font-size: 14.5px; }
.lista-ficha li { margin: 6px 0; }
.lista-ficha b { color: var(--texto); margin-right: 4px; }

/* ── Legal pages ──────────────────────────────────────────────────────────────────────────────── */
.legal { padding: 64px 0 88px; }
.legal .envoltura { max-width: 780px; }
.legal h1 { font: 700 40px/1.1 var(--titulo); letter-spacing: -.02em; margin: 0 0 8px; }
.legal .fecha { color: var(--texto-3); margin: 0 0 32px; }
.legal h2 { font-size: 21px; margin: 32px 0 8px; letter-spacing: 0; }
.legal p, .legal li { color: var(--texto-2); }

/* ── Small screens ────────────────────────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .menu { display: none; }
  .dos, .dos.al-reves, .faq { grid-template-columns: 1fr; gap: 36px; }
  .dos.al-reves > :first-child { order: 0; }
  section { padding: 72px 0; }
  .movimientos, .dentro, .ficha-fotos, .ficha-datos { grid-template-columns: 1fr; }
  .indice-fichas { top: 60px; }
  .cifras { grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
  .carrusel { height: 380px; }
  .pedal-c { width: 210px; }
  .flecha-carrusel.ant { left: 12px; }
  .flecha-carrusel.sig { right: 12px; }
  .barra-compra span { display: none; }
  .barra-compra .envoltura { justify-content: center; }
  .pie nav { margin-left: 0; }
}
@media (max-width: 520px) {
  .marca span { display: none; }
  .hero { padding-top: 40px; }
  .titulo-hero { -webkit-text-stroke-width: 1px; }
  .demo-generate { padding: 16px; min-height: 340px; }
  .caja-generate { font-size: 13px; }
  .preset-demo span { min-width: 150px; }
}

/* Reduced motion (often just Windows animations switched off for the DAW): the page still moves, without the abrupt
   parts — the rack fades on instead of flickering, the pedals land without the shake and the flash. */
@media (prefers-reduced-motion: reduce) {
  body.listo .inclinable img, body.listo .video-rack { animation: encendidoSuave 1.8s ease 1s forwards; }
  @keyframes encendidoSuave { to { filter: none; } }
  .carrusel.sacudida, .pedal-c.destello img { animation: none; }
}