:root {
  --grafito: #1C2229;
  --grafito-2: #2A323C;
  --acero: #E8EBEF;
  --acero-2: #D5DAE1;
  --blanco: #FFFFFF;
  --tinta: #1C2229;
  --gris: #5A6573;
  --azul: #2F6BFF;
  --violeta: #8B5CF6;
  --verde: #178A55;
  --verde-claro: #E3F4EA;
  --naranja: #F08A24;
  --radio: 14px;
  --ancho: 1080px;
  --fuente: 'Archivo', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition: none !important; animation: none !important; } }
body { margin: 0; background: var(--acero); color: var(--tinta); font-family: var(--fuente); font-size: 17px; line-height: 1.5; }
img { max-width: 100%; display: block; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--azul); outline-offset: 2px; }
.envoltura { max-width: var(--ancho); margin: 0 auto; padding: 0 16px; }

/* Barra */
.barra { background: var(--grafito); }
.barra .envoltura { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.barra img { height: 40px; width: auto; }
.barra a.chico { color: #C9D1DB; text-decoration: none; font-weight: 600; font-size: 15px; padding: 8px 12px; border: 1px solid #46505D; border-radius: 999px; }

/* Tipografía */
h1, h2, h3 { font-stretch: 125%; font-variation-settings: 'wdth' 125; line-height: 1.05; margin: 0; letter-spacing: -0.01em; }
h1 { font-size: clamp(34px, 7.4vw, 64px); font-weight: 850; }
h2 { font-size: clamp(26px, 4.6vw, 40px); font-weight: 800; }
h3 { font-size: 20px; font-weight: 750; }
p { margin: 0; }
.bajada { font-size: clamp(18px, 2.4vw, 21px); color: var(--gris); max-width: 34em; }
.seccion { padding: 64px 0; }

/* Héroe */
.heroe { background: var(--grafito); color: var(--blanco); padding: 36px 0 56px; }
.heroe .bajada { color: #C9D1DB; margin-top: 18px; }
.heroe-grid { display: grid; gap: 36px; grid-template-columns: 1fr; align-items: center; }
@media (min-width: 900px) { .heroe-grid { grid-template-columns: 1.05fr 0.95fr; } .heroe { padding: 64px 0 80px; } }

/* Demo del reparto */
.demo { background: var(--blanco); color: var(--tinta); border-radius: 20px; padding: 20px; box-shadow: 0 30px 60px -30px rgba(0, 0, 0, .6); }
.demo-arriba { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 6px; }
.demo-arriba span { font-weight: 600; color: var(--gris); font-size: 15px; margin-right: 4px; }
.chip { font: inherit; font-weight: 700; font-size: 15px; border: 2px solid var(--acero-2); background: var(--blanco); color: var(--tinta); border-radius: 999px; padding: 7px 13px; cursor: pointer; }
.chip[aria-pressed="true"] { background: var(--grafito); border-color: var(--grafito); color: var(--blanco); }
.demo-total { font-size: clamp(36px, 8vw, 52px); font-weight: 850; font-stretch: 125%; font-variation-settings: 'wdth' 125; margin: 10px 0 14px; font-variant-numeric: tabular-nums; }
.fondo { padding: 10px 0; border-top: 1px solid #EEF0F3; }
.fondo-fila { display: flex; justify-content: space-between; gap: 12px; font-size: 16px; }
.fondo-fila b { font-variant-numeric: tabular-nums; }
.fondo-fila small { color: var(--gris); font-size: 14px; margin-left: 4px; }
.barrita { height: 10px; background: #EEF0F3; border-radius: 99px; margin-top: 7px; overflow: hidden; }
.barrita i { display: block; height: 100%; width: 0; background: var(--verde); border-radius: 99px; transition: width .7s cubic-bezier(.2, .8, .2, 1); }
.demo-pie { font-size: 14px; color: var(--gris); margin-top: 10px; }

/* Botones */
.boton { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: inherit; font-weight: 800; font-size: 18px; text-decoration: none;
  background: var(--azul); color: var(--blanco); border: 0; border-radius: 12px; padding: 16px 24px; cursor: pointer; min-height: 56px; }
.boton:hover { background: #1F57E6; }
.boton[disabled] { opacity: .6; cursor: wait; }
.boton.ancho { width: 100%; }
.boton.claro { background: var(--blanco); color: var(--grafito); }
.heroe .acciones { margin-top: 26px; display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.heroe .nota { color: #9AA6B4; font-size: 15px; }

/* Lugares */
.lugares { background: var(--blanco); border-radius: 20px; padding: 24px; display: grid; gap: 22px; grid-template-columns: 1fr; border: 2px solid var(--grafito); }
@media (min-width: 820px) { .lugares { grid-template-columns: 1fr 1fr; align-items: center; padding: 32px; } }
.lugares-titulo { font-size: clamp(24px, 4vw, 34px); font-weight: 850; font-stretch: 125%; font-variation-settings: 'wdth' 125; line-height: 1.1; }
.lugares p { color: var(--gris); margin-top: 10px; }
.asientos { display: grid; grid-template-columns: repeat(10, 1fr); gap: 6px; }
.asiento { aspect-ratio: 1; border-radius: 6px; border: 2px solid var(--azul); background: transparent; }
.asiento.ocupado { background: var(--grafito); border-color: var(--grafito); }
.asientos-ref { display: flex; gap: 16px; font-size: 14px; color: var(--gris); margin-top: 10px; }
.asientos-ref span::before { content: ''; display: inline-block; width: 12px; height: 12px; border-radius: 3px; margin-right: 6px; vertical-align: -1px; }
.asientos-ref .r-libre::before { border: 2px solid var(--azul); }
.asientos-ref .r-ocupado::before { background: var(--grafito); }

/* Pantallas */
.pantallas { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(230px, 1fr); gap: 18px; overflow-x: auto; padding: 8px 2px 18px; scroll-snap-type: x mandatory; }
.pantalla { scroll-snap-align: start; }
.telefono { border: 8px solid var(--grafito); border-radius: 30px; overflow: hidden; background: var(--grafito); aspect-ratio: 390 / 760; }
.telefono img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.pantalla h3 { margin-top: 14px; font-size: 18px; }
.pantalla p { color: var(--gris); font-size: 16px; margin-top: 4px; }

/* Problemas */
.lista-dolores { display: grid; gap: 14px; grid-template-columns: 1fr; margin-top: 26px; }
@media (min-width: 760px) { .lista-dolores { grid-template-columns: 1fr 1fr; } }
.dolor { border-left: 4px solid var(--violeta); padding: 4px 0 4px 16px; }
.dolor b { display: block; font-size: 18px; }
.dolor span { color: var(--gris); }

/* Precio y formulario */
.comprar { background: var(--grafito); color: var(--blanco); }
.comprar-grid { display: grid; gap: 28px; grid-template-columns: 1fr; }
@media (min-width: 900px) { .comprar-grid { grid-template-columns: 0.9fr 1.1fr; align-items: start; } }
.comprar .bajada { color: #C9D1DB; margin-top: 14px; }
.planes { display: grid; gap: 12px; margin-top: 22px; }
.plan { display: block; background: var(--grafito-2); border: 2px solid #3B4552; border-radius: var(--radio); padding: 16px 18px; cursor: pointer; position: relative; }
.plan input { position: absolute; opacity: 0; }
.plan:has(input:checked) { border-color: var(--azul); background: #23324F; }
.plan:has(input:focus-visible) { outline: 3px solid var(--azul); outline-offset: 2px; }
.plan-nombre { font-weight: 700; color: #C9D1DB; }
.plan-precio { font-size: 32px; font-weight: 850; font-stretch: 125%; font-variation-settings: 'wdth' 125; margin-top: 2px; font-variant-numeric: tabular-nums; }
.plan-precio small { font-size: 17px; font-weight: 600; color: #C9D1DB; }
.plan-det { color: #C9D1DB; font-size: 15px; margin-top: 4px; }
.sello { position: absolute; top: 14px; right: 14px; background: var(--naranja); color: var(--grafito); font-weight: 800; font-size: 13px; border-radius: 999px; padding: 4px 10px; }
.formulario { background: var(--blanco); color: var(--tinta); border-radius: 20px; padding: 22px; }
.campo { margin-bottom: 16px; }
.campo label { display: block; font-weight: 700; margin-bottom: 6px; }
.campo input { width: 100%; font: inherit; font-size: 18px; padding: 13px 14px; border: 2px solid var(--acero-2); border-radius: 10px; background: var(--blanco); color: var(--tinta); }
.campo input:focus { border-color: var(--azul); outline: none; }
.campo .ayuda { font-size: 14px; color: var(--gris); margin-top: 6px; }
.resumen { display: flex; justify-content: space-between; gap: 10px; border-top: 1px solid #EEF0F3; padding: 14px 0; font-weight: 700; }
.error { background: #FDECEC; color: #9B1C1C; border-radius: 10px; padding: 12px 14px; margin-bottom: 14px; font-weight: 600; }
.ok { background: var(--verde-claro); color: #0F5C39; border-radius: 10px; padding: 12px 14px; font-weight: 600; }
.seguro { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--gris); margin-top: 14px; }

/* Preguntas */
.preguntas { max-width: 760px; }
details { border-bottom: 1px solid var(--acero-2); padding: 16px 0; }
summary { font-weight: 750; font-size: 18px; cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: '+'; font-size: 24px; line-height: 1; color: var(--azul); }
details[open] summary::after { content: '−'; }
details p { margin-top: 10px; color: var(--gris); }

/* Pie */
.pie { background: var(--grafito); color: #9AA6B4; padding: 36px 0; font-size: 15px; }
.pie .envoltura { display: grid; gap: 16px; }
.pie a { color: #C9D1DB; }
.pie nav { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.pie img { height: 34px; width: auto; }

/* Página simple (legales, gracias) */
.simple { max-width: 720px; padding: 40px 16px 64px; margin: 0 auto; }
.simple h1 { font-size: clamp(30px, 6vw, 44px); }
.simple h2 { font-size: 22px; margin-top: 28px; }
.simple p, .simple li { color: #39424D; margin-top: 10px; }
.tarjeta { background: var(--blanco); border-radius: 20px; padding: 26px; margin-top: 22px; }
.oculto { display: none !important; }