/* LC Events · Live Creations — sistema visual
   Negro de sala en blackout, tipografía cromada como el logotipo,
   y el color lo ponen únicamente las fotos de los montajes. */

@font-face { font-family: "Bebas Neue"; src: url("../fuentes/BebasNeue-Regular.ttf") format("truetype"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Manrope"; src: url("../fuentes/Manrope[wght].ttf") format("truetype"); font-weight: 200 800; font-display: swap; }

:root {
  --negro: #050505;
  --carbon: #0d0d0f;
  --humo: #16161a;
  --linea: rgba(255,255,255,.10);
  --plata: #d6d6da;
  --plata-2: #8c8d93;
  --blanco: #f5f5f6;
  --led-a: #35d5ff;
  --led-b: #ff3bd4;
  --display: "Bebas Neue", Impact, "Arial Narrow", sans-serif;
  --texto: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  --margen: clamp(20px, 5vw, 80px);
  --ancho: 1440px;
  --rapido: 220ms;
  --suave: cubic-bezier(.2,.7,.2,1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--negro); color: var(--plata);
  font-family: var(--texto); font-size: 16px; line-height: 1.55; font-weight: 400;
  overflow-x: hidden;
}
img, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
h1, h2, h3 { margin: 0; font-family: var(--display); font-weight: 400; line-height: .92; letter-spacing: .005em; color: var(--blanco); }
p { margin: 0; }
ol, ul { margin: 0; padding: 0; list-style: none; }
::selection { background: var(--blanco); color: var(--negro); }
:focus-visible { outline: 2px solid var(--led-a); outline-offset: 3px; }

/* Cromo: el degradado plateado del logotipo aplicado a texto */
.cromo {
  color: transparent;
  background: linear-gradient(180deg, #ffffff 0%, #d9d9dd 38%, #8a8b91 50%, #e9e9ec 62%, #b9b9be 100%);
  -webkit-background-clip: text; background-clip: text;
}

/* Grano: esconde la compresión de WhatsApp y unifica las fotos */
.grano {
  position: fixed; inset: 0; z-index: 60; pointer-events: none; opacity: .07; 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='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .6em; min-height: 48px; padding: 0 1.4em;
  border-radius: 999px; font-weight: 700; font-size: 15px; letter-spacing: .01em; white-space: nowrap;
  transition: transform var(--rapido) var(--suave), background var(--rapido), color var(--rapido), border-color var(--rapido);
}
.btn svg { width: 20px; height: 20px; fill: currentColor; flex: none; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-wa { background: var(--blanco); color: var(--negro); }
.btn-wa:hover { background: #fff; }
.btn-linea { border: 1px solid rgba(255,255,255,.28); color: var(--blanco); }
.btn-linea:hover { border-color: var(--blanco); }
.btn-chico { min-height: 40px; padding: 0 1.1em; font-size: 14px; }
.btn-grande { min-height: 60px; padding: 0 1.8em; font-size: 18px; }
.btn-grande svg { width: 24px; height: 24px; }

/* ---------- Barra ---------- */
.barra {
  position: fixed; inset: 0 0 auto 0; z-index: 50; display: flex; align-items: center; justify-content: space-between;
  padding: 14px var(--margen); transition: background var(--rapido), backdrop-filter var(--rapido);
}
.barra.solida { background: rgba(5,5,5,.72); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--linea); }
.barra-marca img { width: auto; height: 34px; }
.barra-nav { display: flex; align-items: center; gap: 28px; font-size: 14px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; }
.barra-nav > a:not(.btn) { position: relative; padding: 6px 0; color: var(--plata); }
.barra-nav > a:not(.btn)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 1px; background: var(--blanco); transition: right var(--rapido) var(--suave); }
.barra-nav > a:not(.btn):hover { color: var(--blanco); }
.barra-nav > a:not(.btn):hover::after { right: 0; }
.barra-menu { display: none; width: 44px; height: 44px; position: relative; }
.barra-menu span { position: absolute; left: 10px; right: 10px; height: 2px; background: var(--blanco); transition: transform var(--rapido) var(--suave), top var(--rapido); }
.barra-menu span:first-child { top: 17px; } .barra-menu span:last-child { top: 25px; }
.barra-menu[aria-expanded="true"] span:first-child { top: 21px; transform: rotate(45deg); }
.barra-menu[aria-expanded="true"] span:last-child { top: 21px; transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { padding: 0; position: relative; min-height: 100svh; display: grid; grid-template-rows: 1fr auto; overflow: hidden; isolation: isolate; }
.hero-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -3; opacity: .68; filter: saturate(1.15) contrast(1.05); animation: hero-zoom 18s ease-in-out infinite alternate; }
@keyframes hero-zoom { from { transform: scale(1); } to { transform: scale(1.08); } }
.hero-velo { position: absolute; inset: 0; z-index: -2; background:
  radial-gradient(120% 80% at 50% 100%, rgba(5,5,5,.2) 0%, rgba(5,5,5,.85) 60%, var(--negro) 100%),
  linear-gradient(180deg, rgba(5,5,5,.75) 0%, rgba(5,5,5,.15) 35%, rgba(5,5,5,.55) 75%, var(--negro) 100%); }
.hero-onda { position: absolute; left: 0; right: 0; bottom: 0; width: 100%; height: 42vh; z-index: -1; opacity: .9; }
.hero-cuerpo { padding: calc(80px + 2vh) var(--margen) 0; max-width: var(--ancho); width: 100%; margin: 0 auto; align-self: center; }
.hero-ceja { font-size: 13px; font-weight: 700; letter-spacing: .28em; text-transform: uppercase; color: var(--plata); margin-bottom: 22px; }
.hero-titulo { display: flex; flex-direction: column; font-size: clamp(72px, 9.6vw, 150px); line-height: .84; letter-spacing: -.005em; }
.hero-titulo span { display: block; padding-right: .06em; }
.hero-titulo-2 { color: transparent !important; background: none !important; -webkit-text-stroke: 1.5px rgba(255,255,255,.7); }
.hero-texto { max-width: 560px; margin: 26px 0 0; font-size: clamp(16px, 1.3vw, 19px); color: var(--plata); font-weight: 500; }
.hero-botones { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.hero-pie { display: flex; align-items: center; gap: 28px; padding: 22px var(--margen); font-size: 12px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--plata-2); border-top: 1px solid var(--linea); }
.hero-pie-scroll { margin-left: auto; position: relative; padding-right: 34px; }
.hero-pie-scroll::after { content: ""; position: absolute; right: 8px; top: 50%; width: 1px; height: 22px; background: var(--plata); transform: translateY(-50%); animation: baja 1.6s ease-in-out infinite; }
@keyframes baja { 0% { transform: translateY(-70%) scaleY(.2); opacity: 0 } 40% { opacity: 1 } 100% { transform: translateY(-20%) scaleY(1); opacity: 0 } }

/* ---------- Tira (marquee) ---------- */
.tira { overflow: hidden; border-top: 1px solid var(--linea); border-bottom: 1px solid var(--linea); background: var(--carbon); }
.tira-pista { display: flex; align-items: center; width: max-content; padding: 16px 0; animation: tira 38s linear infinite; }
.tira-pista span { font-family: var(--display); font-size: clamp(34px, 4.6vw, 64px); line-height: 1; color: var(--blanco); padding: 0 .55em; white-space: nowrap; }
.tira-pista i { display: inline-block; width: 28px; height: 28px; margin: 0 .3em; flex: none;
  background: linear-gradient(90deg, var(--led-a), var(--led-b));
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 28 28'><rect x='2' y='11' width='3' height='6' rx='1.5'/><rect x='7' y='8' width='3' height='12' rx='1.5'/><rect x='12.5' y='2' width='3' height='24' rx='1.5'/><rect x='18' y='6' width='3' height='16' rx='1.5'/><rect x='23' y='10' width='3' height='8' rx='1.5'/></svg>") center/contain no-repeat;
  mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 28 28'><rect x='2' y='11' width='3' height='6' rx='1.5'/><rect x='7' y='8' width='3' height='12' rx='1.5'/><rect x='12.5' y='2' width='3' height='24' rx='1.5'/><rect x='18' y='6' width='3' height='16' rx='1.5'/><rect x='23' y='10' width='3' height='8' rx='1.5'/></svg>") center/contain no-repeat; }
@keyframes tira { to { transform: translateX(-50%); } }

/* ---------- Cabeceras de sección ---------- */
section { padding: clamp(80px, 11vw, 150px) var(--margen); }
.cabecera { max-width: var(--ancho); margin: 0 auto clamp(40px, 5vw, 72px); }
.ceja { font-size: 12px; font-weight: 700; letter-spacing: .28em; text-transform: uppercase; color: var(--plata-2); margin-bottom: 18px; display: flex; align-items: center; gap: 12px; }
.ceja::before { content: ""; width: 26px; height: 1px; background: linear-gradient(90deg, var(--led-a), var(--led-b)); }
.cabecera h2, .envivo-texto h2 { font-size: clamp(52px, 7.2vw, 118px); max-width: 14ch; }
.cabecera h2 em, .envivo-texto h2 em { font-style: normal; }
.cabecera-texto { max-width: 560px; margin-top: 22px; font-size: 17px; color: var(--plata); }

/* ---------- Servicios ---------- */
.servicios { position: relative; background: var(--negro); }
.lista-servicios { max-width: var(--ancho); margin: 0 auto; border-top: 1px solid var(--linea); }
.servicio { border-bottom: 1px solid var(--linea); }
.servicio a {
  display: grid; grid-template-columns: 64px 1fr 1.1fr 48px; align-items: center; gap: 24px;
  padding: 26px 0; transition: padding var(--rapido) var(--suave), background var(--rapido);
}
.servicio-num { font-family: var(--display); font-size: 22px; color: var(--plata-2); letter-spacing: .04em; }
.servicio-nombre { font-family: var(--display); font-size: clamp(40px, 5vw, 76px); line-height: .9; color: var(--blanco); transition: transform var(--rapido) var(--suave); }
.servicio-texto { font-size: 15px; color: var(--plata); max-width: 46ch; }
.servicio-flecha { font-size: 28px; color: var(--plata-2); justify-self: end; transition: transform var(--rapido) var(--suave), color var(--rapido); }
.servicio a:hover { padding-left: 14px; }
.servicio a:hover .servicio-nombre { transform: translateX(6px); }
.servicio a:hover .servicio-flecha { transform: translateX(6px); color: var(--blanco); }
/* Imagen que sigue al cursor sobre la lista */
.servicio-flotante {
  position: fixed; left: 0; top: 0; z-index: 40; width: min(34vw, 420px); aspect-ratio: 4 / 3; pointer-events: none;
  opacity: 0; transform: translate(-50%, -50%) scale(.92) rotate(-2deg); transition: opacity var(--rapido), transform 320ms var(--suave);
  border-radius: 6px; overflow: hidden; box-shadow: 0 30px 80px rgba(0,0,0,.6);
}
.servicio-flotante.visible { opacity: 1; transform: translate(-50%, -50%) scale(1) rotate(0deg); }
.servicio-flotante img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- En vivo ---------- */
.envivo { display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(20px, 3vw, 48px); max-width: var(--ancho); margin: 0 auto; align-items: stretch; background: var(--negro); }
.envivo-grande { position: relative; border-radius: 8px; overflow: hidden; background: var(--carbon); }
.envivo-grande video { width: 100%; height: 100%; min-height: 100%; object-fit: cover; }
.envivo-pie { position: absolute; left: 20px; bottom: 18px; font-size: 12px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--blanco); padding: 8px 12px; background: rgba(5,5,5,.55); backdrop-filter: blur(8px); border-radius: 4px; }
.envivo-lado { display: grid; grid-template-rows: auto 1fr; gap: clamp(20px, 3vw, 48px); }
.envivo-texto p:not(.ceja) { margin-top: 20px; font-size: 16px; color: var(--plata); max-width: 46ch; }
.envivo-vertical { border-radius: 8px; overflow: hidden; background: var(--carbon); aspect-ratio: 9 / 12; }
.envivo-vertical video { width: 100%; height: 100%; object-fit: cover; }

/* ---------- Montajes ---------- */
.montajes { background: var(--carbon); }
.filtros { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 30px; }
.filtro { min-height: 40px; padding: 0 16px; border-radius: 999px; border: 1px solid rgba(255,255,255,.18); font-size: 13px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--plata); transition: background var(--rapido), color var(--rapido), border-color var(--rapido); }
.filtro:hover { border-color: var(--blanco); color: var(--blanco); }
.filtro.activo { background: var(--blanco); color: var(--negro); border-color: var(--blanco); }
.galeria { max-width: var(--ancho); margin: 0 auto; columns: 3; column-gap: 16px; }
.pieza { break-inside: avoid; margin: 0 0 16px; position: relative; border-radius: 6px; overflow: hidden; background: var(--humo); transition: opacity 300ms, transform 300ms var(--suave); }
.pieza.oculta { display: none; }
.pieza img { width: 100%; height: auto; transition: transform 700ms var(--suave), filter 400ms; filter: saturate(1.05); }
.pieza:hover img { transform: scale(1.04); }
.pieza figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 40px 16px 14px; font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--blanco); background: linear-gradient(180deg, transparent, rgba(5,5,5,.85)); opacity: 0; transform: translateY(8px); transition: opacity var(--rapido), transform var(--rapido) var(--suave); }
.pieza:hover figcaption, .pieza:focus-within figcaption { opacity: 1; transform: none; }

/* ---------- Proceso ---------- */
.proceso { background: var(--negro); }
.pasos { max-width: var(--ancho); margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--linea); }
.paso { padding: 34px 28px 34px 0; border-right: 1px solid var(--linea); margin-right: 28px; }
.paso:last-child { border-right: 0; margin-right: 0; }
.paso-num { display: block; font-family: var(--display); font-size: 56px; line-height: 1; color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.45); margin-bottom: 18px; }
.paso h3 { font-size: 30px; margin-bottom: 12px; }
.paso p { font-size: 15px; color: var(--plata); }

/* ---------- Contacto ---------- */
.contacto { position: relative; overflow: hidden; isolation: isolate; min-height: 80vh; display: grid; place-items: center; text-align: center; }
.contacto-fondo { position: absolute; inset: 0; z-index: -1; background:
  radial-gradient(60% 55% at 50% 60%, rgba(53,213,255,.16), transparent 70%),
  radial-gradient(45% 45% at 30% 30%, rgba(255,59,212,.12), transparent 70%),
  url("../img/20-tarima-exterior-atardecer.webp") center/cover no-repeat; }
.contacto-fondo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, var(--negro) 0%, rgba(5,5,5,.78) 40%, rgba(5,5,5,.86) 100%); }
.contacto-cuerpo { max-width: 900px; }
.contacto .ceja { justify-content: center; }
.contacto-titulo { font-size: clamp(64px, 11vw, 168px); line-height: .88; }
.contacto-texto { max-width: 520px; margin: 28px auto 0; font-size: 17px; color: var(--plata); }
.contacto-botones { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 34px; }
.contacto-dato { margin-top: 34px; font-size: 12px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--plata-2); }

/* ---------- Pie ---------- */
.pie { padding: 40px var(--margen) 48px; border-top: 1px solid var(--linea); display: flex; flex-wrap: wrap; align-items: center; gap: 12px 32px; font-size: 13px; color: var(--plata-2); }
.pie-logo { width: auto; height: 28px; }
.pie-mini { flex-basis: 100%; }

/* ---------- Aparición al hacer scroll ---------- */
.rev { opacity: 0; transform: translateY(26px); transition: opacity 700ms var(--suave), transform 700ms var(--suave); }
.rev.visto { opacity: 1; transform: none; }
.hero-titulo .rev:nth-child(2) { transition-delay: 90ms; }
.hero-titulo .rev:nth-child(3) { transition-delay: 180ms; }
.hero-texto.rev { transition-delay: 260ms; }
.hero-botones.rev { transition-delay: 340ms; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .rev { opacity: 1; transform: none; transition: none; }
  .hero-video, .tira-pista, .hero-pie-scroll::after { animation: none; }
  .servicio-flotante { display: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .envivo { grid-template-columns: 1fr; }
  .envivo-lado { grid-template-rows: auto; grid-template-columns: 1fr 1fr; }
  .envivo-vertical { aspect-ratio: 9 / 12; }
  .pasos { grid-template-columns: repeat(2, 1fr); }
  .paso:nth-child(2) { border-right: 0; margin-right: 0; }
  .paso:nth-child(n+3) { border-top: 1px solid var(--linea); }
}
@media (max-width: 900px) {
  .servicio a { grid-template-columns: 48px 1fr 32px; grid-template-areas: "n t f" "n d f"; row-gap: 8px; }
  .servicio-num { grid-area: n; align-self: start; padding-top: 6px; }
  .servicio-nombre { grid-area: t; }
  .servicio-texto { grid-area: d; }
  .servicio-flecha { grid-area: f; }
  .servicio-flotante { display: none; }
  .galeria { columns: 2; }
}
@media (max-width: 720px) {
  .barra-menu { display: block; }
  .barra-nav {
    position: fixed; inset: 0; z-index: -1; flex-direction: column; justify-content: center; gap: 22px;
    background: rgba(5,5,5,.96); font-size: 28px; font-family: var(--display); letter-spacing: .04em;
    opacity: 0; pointer-events: none; transition: opacity var(--rapido);
  }
  .barra-nav.abierto { opacity: 1; pointer-events: auto; }
  .barra-nav .btn { font-family: var(--texto); margin-top: 12px; }
  .hero-titulo { font-size: clamp(64px, 21vw, 120px); }
  .hero-pie { gap: 14px; font-size: 11px; flex-wrap: wrap; }
  .hero-pie-scroll { display: none; }
  .envivo-lado { grid-template-columns: 1fr; }
  .envivo-vertical { aspect-ratio: 9 / 14; max-height: 70vh; }
  .galeria { columns: 1; }
  .pasos { grid-template-columns: 1fr; }
  .paso { border-right: 0; margin-right: 0; padding-right: 0; }
  .paso:nth-child(n+2) { border-top: 1px solid var(--linea); }
  .contacto-botones .btn { width: 100%; justify-content: center; }
  .contacto { min-height: auto; }
}