/* QuintaPass — identidad "pasaporte del Caribe".
   Paleta: cenote (tinta), turquesa, aqua, coral (descuentos), arena (fondo), sol (VIP/patrocinado).
   Tipos: Big Shoulders Display (cifras y titulares), Instrument Sans (texto), IBM Plex Mono (datos, fuentes, códigos).
   Firma: cada promo es un boleto con talón perforado; los créditos VIP son pulseras de todo incluido;
   el swipe sella el boleto como un pasaporte. */

:root {
  --cenote: #0b4f5c;
  --tinta: #0b2e36;
  --turquesa: #15b3ac;
  --aqua: #c6f0ec;
  --coral: #ff6a55;
  --coral-osc: #d9432f;
  --arena: #f5e6cc;
  --arena-clara: #fbf4e6;
  --sol: #ffc23d;
  --gris: #5d6f73;
  --linea: rgba(11, 46, 54, .14);
  --display: "Big Shoulders Display", "Arial Narrow", Impact, sans-serif;
  --texto: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --radio: 18px;
  --sombra: 0 10px 30px -12px rgba(11, 46, 54, .35);
  --barra: 68px;
  color-scheme: light;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  font-family: var(--texto);
  color: var(--tinta);
  background: var(--arena);
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--cenote); }
img { max-width: 100%; }
:focus-visible { outline: 3px solid var(--coral); outline-offset: 2px; border-radius: 6px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
[hidden] { display: none !important; }

/* ── Marco de la app ─────────────────────────────────────────── */
.app {
  max-width: 480px; margin: 0 auto; min-height: 100%; position: relative;
  background: var(--arena-clara);
  box-shadow: 0 0 0 1px var(--linea);
}
.cabecera {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 10px;
  padding: calc(10px + env(safe-area-inset-top)) 16px 10px;
  background: var(--arena-clara);
  border-bottom: 1px solid var(--linea);
}
.logo {
  font-family: var(--display); font-weight: 900; font-size: 26px; letter-spacing: .5px;
  text-transform: uppercase; color: var(--cenote); line-height: 1; text-decoration: none;
  display: flex; align-items: baseline; gap: 1px;
}
.logo b { color: var(--coral); font-weight: 900; }
.cabecera__der { margin-left: auto; display: flex; gap: 8px; align-items: center; }
.pulsera-mini {
  font-family: var(--mono); font-size: 12px; font-weight: 600;
  padding: 5px 9px 5px 8px; border-radius: 999px;
  background: var(--sol); color: var(--tinta);
  border: 0; display: inline-flex; gap: 6px; align-items: center;
}
.pulsera-mini::before { content: ""; width: 14px; height: 6px; border-radius: 3px; background: var(--coral); }

.vista { padding: 14px 16px calc(var(--barra) + 24px + env(safe-area-inset-bottom)); }

.barra {
  position: fixed; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 100%; max-width: 480px; z-index: 1100;
  display: grid; grid-template-columns: repeat(5, 1fr);
  height: calc(var(--barra) + env(safe-area-inset-bottom)); padding-bottom: env(safe-area-inset-bottom);
  background: var(--tinta);
}
.barra a {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px;
  color: rgba(255, 255, 255, .62); text-decoration: none; font-size: 11.5px; font-weight: 600; letter-spacing: .2px;
}
.barra svg { width: 23px; height: 23px; stroke: currentColor; fill: none; stroke-width: 1.8; }
.barra a[aria-current="page"] { color: #fff; }
.barra a[aria-current="page"] svg { stroke: var(--turquesa); }

h1, h2, h3 { margin: 0; }
.titulo {
  font-family: var(--display); font-weight: 800; font-size: 34px; line-height: .95;
  text-transform: uppercase; letter-spacing: .3px; color: var(--cenote);
}
.subtitulo { color: var(--gris); margin: 6px 0 14px; font-size: 15px; }
.eyebrow { font-family: var(--mono); font-size: 11px; letter-spacing: 1.2px; text-transform: uppercase; color: var(--gris); }

/* ── Botones y chips ─────────────────────────────────────────── */
.btn {
  border: 0; border-radius: 14px; padding: 13px 18px; font-weight: 700; font-size: 15.5px;
  background: var(--cenote); color: #fff; display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  text-decoration: none; min-height: 48px;
}
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn--coral { background: var(--coral); }
.btn--sol { background: var(--sol); color: var(--tinta); }
.btn--claro { background: #fff; color: var(--cenote); box-shadow: inset 0 0 0 1.5px var(--linea); }
.btn--bloque { width: 100%; }
.btn--chico { min-height: 38px; padding: 8px 12px; font-size: 14px; border-radius: 11px; }
.enlace { background: none; border: 0; padding: 0; color: var(--cenote); text-decoration: underline; font-weight: 600; }

.chips { display: flex; gap: 8px; overflow-x: auto; padding: 2px 16px 10px; margin: 0 -16px; scrollbar-width: none; }
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex: none; border: 0; border-radius: 999px; padding: 8px 13px; font-size: 13.5px; font-weight: 600;
  background: #fff; color: var(--cenote); box-shadow: inset 0 0 0 1.5px var(--linea); white-space: nowrap;
}
.chip[aria-pressed="true"] { background: var(--cenote); color: #fff; box-shadow: none; }
.chip--vip[aria-pressed="true"] { background: var(--sol); color: var(--tinta); }
.chip--res[aria-pressed="true"] { background: var(--turquesa); color: #fff; }

/* ── El boleto (tarjeta de promo) ────────────────────────────── */
.boleto {
  position: relative; background: #fff; border-radius: var(--radio); box-shadow: var(--sombra);
  overflow: hidden; color: var(--tinta);
}
.boleto__cara {
  position: relative; padding: 18px 18px 22px; min-height: 230px;
  background: var(--cenote); color: #fff; overflow: hidden;
  display: flex; flex-direction: column;
}
.boleto--publica .boleto__cara { background: var(--turquesa); }
.boleto--destacado .boleto__cara { background: var(--tinta); }
/* oleaje: el mar de Playa en la cara del boleto */
.boleto__cara::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 46px; opacity: .22;
  background:
    radial-gradient(circle at 10px -4px, transparent 12px, #fff 13px, #fff 15px, transparent 16px) 0 0 / 40px 20px repeat-x,
    radial-gradient(circle at 30px 24px, transparent 12px, #fff 13px, #fff 15px, transparent 16px) 0 16px / 40px 20px repeat-x;
}
.boleto__cat { font-family: var(--mono); font-size: 11.5px; letter-spacing: 1.2px; text-transform: uppercase; opacity: .85; }
.boleto__pct {
  font-family: var(--display); font-weight: 900; line-height: .82; letter-spacing: -1px;
  font-size: clamp(84px, 30vw, 128px); color: var(--coral); margin: 10px 0 4px;
  text-shadow: 0 2px 0 rgba(0, 0, 0, .12);
}
.boleto--publica .boleto__pct { color: #fff; }
.boleto__pct--texto { font-size: clamp(54px, 18vw, 76px); line-height: .9; }
.boleto__titulo { font-size: 18px; font-weight: 700; line-height: 1.2; max-width: 92%; position: relative; z-index: 1; }
.boleto__negocio { font-family: var(--display); font-weight: 700; font-size: 22px; text-transform: uppercase; letter-spacing: .3px; line-height: 1; margin-top: auto; padding-top: 12px; position: relative; z-index: 1; }

/* pulsera de todo incluido = VIP; listón de arena = pública */
.liston {
  position: absolute; top: 24px; right: -46px; transform: rotate(35deg);
  width: 180px; text-align: center; padding: 5px 0; z-index: 2;
  font-family: var(--mono); font-weight: 600; font-size: 11px; letter-spacing: 1.5px; text-transform: uppercase;
  background: var(--sol); color: var(--tinta); box-shadow: 0 2px 0 rgba(0, 0, 0, .15);
}
.liston--publica { background: var(--arena); }
.liston--patro { background: var(--coral); color: #fff; }

/* talón perforado */
.boleto__talon { position: relative; padding: 16px 18px 16px; border-top: 2px dashed var(--linea); }
.boleto__talon::before, .boleto__talon::after {
  content: ""; position: absolute; top: -12px; width: 22px; height: 22px; border-radius: 50%; background: var(--arena-clara);
}
.boleto__talon::before { left: -11px; }
.boleto__talon::after { right: -11px; }
.datos { display: grid; grid-template-columns: auto 1fr; gap: 5px 10px; font-size: 13.5px; margin: 0; }
.datos dt { font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: .8px; color: var(--gris); padding-top: 2px; }
.datos dd { margin: 0; }
.condiciones { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.boleto--completo .condiciones { -webkit-line-clamp: unset; display: block; }
.fuente { margin-top: 10px; font-family: var(--mono); font-size: 11.5px; color: var(--gris); display: flex; flex-wrap: wrap; gap: 4px 10px; }
.fuente a { color: var(--gris); }
.etiquetas { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.etiqueta { font-size: 11.5px; font-weight: 700; border-radius: 6px; padding: 3px 7px; background: var(--aqua); color: var(--cenote); }
.etiqueta--res { background: var(--turquesa); color: #fff; }
.etiqueta--prox { background: var(--sol); color: var(--tinta); }
.etiqueta--demo { background: #ffe1dc; color: var(--coral-osc); }
.aviso-publica { margin-top: 10px; font-size: 12.5px; color: var(--cenote); background: var(--aqua); padding: 8px 10px; border-radius: 10px; }

/* ── Mazo para deslizar ──────────────────────────────────────── */
.mazo { position: relative; height: 520px; margin-top: 4px; touch-action: none; }
.mazo .boleto {
  position: absolute; inset: 0 0 auto 0; height: 500px; display: flex; flex-direction: column;
  will-change: transform; transition: transform .28s cubic-bezier(.2, .8, .3, 1);
}
.mazo .boleto__cara { flex: 1 1 auto; min-height: 0; }
.mazo .boleto__talon { flex: none; }
.mazo .boleto:nth-last-child(2) { transform: translateY(10px) scale(.965); }
.mazo .boleto:nth-last-child(3) { transform: translateY(20px) scale(.93); }
.mazo .boleto.arrastrando { transition: none; cursor: grabbing; }
.sello {
  position: absolute; top: 34px; z-index: 5; pointer-events: none; opacity: 0;
  font-family: var(--mono); font-weight: 600; font-size: 22px; letter-spacing: 2px; text-transform: uppercase;
  padding: 8px 14px; border: 4px double currentColor; border-radius: 10px; background: rgba(255, 255, 255, .9);
}
.sello--late { left: 18px; color: var(--coral); transform: rotate(-14deg); }
.sello--paso { right: 18px; color: var(--cenote); transform: rotate(12deg); }
.sello--super { left: 50%; top: 120px; color: #b07800; transform: translateX(-50%) rotate(-6deg); }
.acciones { display: grid; grid-template-columns: 1fr auto 1.3fr; gap: 10px; margin-top: 14px; }
.acciones .btn { min-height: 54px; font-size: 16px; }
.vacio {
  text-align: center; padding: 40px 18px; border: 2px dashed var(--linea); border-radius: var(--radio); color: var(--gris);
}
.vacio .titulo { font-size: 28px; margin-bottom: 8px; }

/* ── Mapa ────────────────────────────────────────────────────── */
.mapa-envoltura { position: relative; margin: 0 -16px; height: calc(100dvh - 190px); min-height: 420px; }
#mapa { position: absolute; inset: 0; background: var(--aqua); }
.leaflet-tile-pane { filter: saturate(.75) sepia(.12); }
.pin {
  font-family: var(--display); font-weight: 800; font-size: 16px; line-height: 1; letter-spacing: .3px;
  padding: 6px 9px 5px; border-radius: 999px; border: 2px solid #fff; white-space: nowrap;
  background: #fff; color: var(--tinta); box-shadow: 0 4px 12px -4px rgba(11, 46, 54, .55);
  transform: translate(-50%, -50%); display: inline-block; position: relative;
}
.pin--vip { background: var(--coral); color: #fff; }
.pin--destacado { background: var(--sol); color: var(--tinta); }
.pin--match::after { content: ""; position: absolute; top: -4px; right: -4px; width: 11px; height: 11px; border-radius: 50%; background: var(--turquesa); border: 2px solid #fff; }
.pin--activo { background: var(--tinta); color: #fff; transform: translate(-50%, -50%) scale(1.12); }
.icono-pin { background: none; border: 0; }
.mapa-flotante { position: absolute; z-index: 500; left: 12px; bottom: 18px; display: flex; flex-direction: column; gap: 8px; }
.mapa-flotante .btn { box-shadow: var(--sombra); }
.capas { position: absolute; z-index: 500; left: 12px; top: 12px; display: flex; gap: 6px; }

/* ── Hoja inferior y modales ─────────────────────────────────── */
.velo { position: fixed; inset: 0; z-index: 2000; background: rgba(11, 46, 54, .45); display: flex; align-items: flex-end; justify-content: center; }
.hoja {
  width: 100%; max-width: 480px; max-height: 92dvh; overflow-y: auto; background: var(--arena-clara);
  border-radius: 22px 22px 0 0; padding: 10px 16px calc(20px + env(safe-area-inset-bottom));
  animation: subir .26s cubic-bezier(.2, .8, .3, 1);
}
.hoja__asa { width: 44px; height: 5px; border-radius: 3px; background: var(--linea); margin: 0 auto 12px; }
.hoja__cerrar { float: right; border: 0; background: #fff; border-radius: 50%; width: 36px; height: 36px; font-size: 20px; line-height: 1; box-shadow: inset 0 0 0 1.5px var(--linea); }
@keyframes subir { from { transform: translateY(40px); opacity: 0; } }
.fila-botones { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 12px; }

.toast {
  position: fixed; left: 50%; bottom: calc(var(--barra) + 18px + env(safe-area-inset-bottom)); transform: translateX(-50%);
  z-index: 2100; background: var(--tinta); color: #fff; padding: 12px 16px; border-radius: 14px; font-size: 14.5px;
  width: min(440px, calc(100vw - 32px)); box-shadow: var(--sombra); display: flex; gap: 12px; align-items: center;
  animation: subir .2s ease-out;
}
.toast span { flex: 1; min-width: 0; }
.toast button { background: var(--coral); color: #fff; border: 0; border-radius: 9px; padding: 7px 10px; font-weight: 700; white-space: nowrap; }

/* ── Cartera y cupones ───────────────────────────────────────── */
.segmentos { display: grid; grid-template-columns: 1fr 1fr; background: #fff; border-radius: 14px; padding: 4px; box-shadow: inset 0 0 0 1.5px var(--linea); margin-bottom: 14px; }
.segmentos button { border: 0; background: none; padding: 10px; border-radius: 10px; font-weight: 700; color: var(--gris); }
.segmentos button[aria-selected="true"] { background: var(--cenote); color: #fff; }
.lista { display: grid; gap: 12px; }
.mini {
  display: grid; grid-template-columns: 86px 1fr; background: #fff; border-radius: 16px; overflow: hidden;
  box-shadow: 0 4px 14px -8px rgba(11, 46, 54, .4); text-align: left; border: 0; padding: 0; width: 100%;
}
.mini__pct {
  background: var(--cenote); color: var(--coral); font-family: var(--display); font-weight: 900; font-size: 30px;
  display: flex; align-items: center; justify-content: center; text-align: center; line-height: .9; padding: 8px 4px;
  border-right: 2px dashed rgba(255, 255, 255, .35);
}
.mini--publica .mini__pct { background: var(--turquesa); color: #fff; }
.mini__cuerpo { padding: 11px 12px; display: grid; gap: 3px; }
.mini__neg { font-weight: 700; font-size: 15px; }
.mini__meta { font-family: var(--mono); font-size: 11.5px; color: var(--gris); }
.mini__acciones { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 6px; }
.estado { font-family: var(--mono); font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .8px; padding: 2px 7px; border-radius: 6px; background: var(--aqua); color: var(--cenote); justify-self: start; }
.estado--canjeado { background: var(--cenote); color: #fff; }
.estado--vencido, .estado--bloqueado { background: #ffe1dc; color: var(--coral-osc); }

/* pantalla de canje */
.canje { text-align: center; }
.reloj { font-family: var(--mono); font-weight: 600; font-size: 54px; letter-spacing: 2px; color: var(--cenote); margin: 6px 0 2px; }
.reloj--urgente { color: var(--coral); }
.codigo-input {
  width: 100%; font-family: var(--mono); font-size: 40px; letter-spacing: 18px; text-align: center; padding: 12px;
  border-radius: 14px; border: 2px solid var(--cenote); background: #fff;
}
.instruccion { background: var(--aqua); color: var(--cenote); padding: 12px; border-radius: 14px; font-size: 14.5px; margin: 12px 0; text-align: left; }
.estrellas { display: flex; justify-content: center; gap: 6px; margin: 10px 0; }
.estrellas button { border: 0; background: none; font-size: 40px; line-height: 1; color: var(--linea); padding: 2px; }
.estrellas button[aria-pressed="true"] { color: var(--sol); }
.sino { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.sino button[aria-pressed="true"] { background: var(--cenote); color: #fff; }

/* ── Formularios ─────────────────────────────────────────────── */
label { display: block; font-weight: 600; font-size: 14px; margin: 12px 0 6px; }
.campo, textarea.campo, select.campo {
  width: 100%; padding: 12px 13px; border-radius: 12px; border: 1.5px solid var(--linea); background: #fff; font-size: 16px;
}
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 500; font-size: 14px; }
.check input { width: 20px; height: 20px; margin-top: 1px; accent-color: var(--cenote); }
.error { color: var(--coral-osc); font-weight: 600; font-size: 14px; margin-top: 8px; }

/* ── Onboarding ──────────────────────────────────────────────── */
.bienvenida { min-height: 100dvh; display: flex; flex-direction: column; padding: calc(28px + env(safe-area-inset-top)) 22px 28px; background: var(--cenote); color: #fff; position: relative; overflow: hidden; }
.bienvenida .logo { color: #fff; font-size: 30px; }
.bienvenida__lema { font-family: var(--display); font-weight: 900; font-size: clamp(58px, 18vw, 84px); line-height: .86; text-transform: uppercase; margin: 34px 0 14px; }
.bienvenida__lema span { color: var(--coral); display: block; }
.bienvenida p { font-size: 17px; line-height: 1.45; opacity: .92; max-width: 30ch; }
.pasos { list-style: none; padding: 0; margin: 18px 0 22px; display: grid; gap: 10px; }
.pasos li { display: grid; grid-template-columns: 34px 1fr; gap: 10px; align-items: center; font-size: 15px; }
.pasos li b { font-family: var(--display); font-size: 26px; color: var(--sol); text-align: center; }
.tarjeta-login { background: var(--arena-clara); color: var(--tinta); border-radius: 22px; padding: 18px; margin-top: auto; }
.bienvenida__ola { position: absolute; right: -110px; top: 330px; width: 260px; height: 260px; border-radius: 50%; border: 26px solid var(--turquesa); opacity: .25; }

/* ── Perfil ──────────────────────────────────────────────────── */
.panel { background: #fff; border-radius: var(--radio); padding: 16px; box-shadow: 0 4px 14px -8px rgba(11, 46, 54, .35); margin-bottom: 14px; }
.panel h2 { font-family: var(--display); font-weight: 800; text-transform: uppercase; font-size: 22px; color: var(--cenote); margin-bottom: 8px; }
.progreso { height: 10px; background: var(--arena); border-radius: 6px; overflow: hidden; margin: 8px 0 4px; }
.progreso i { display: block; height: 100%; background: var(--coral); border-radius: 6px; }
.pulseras { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0; }
.pulsera { width: 64px; height: 22px; border-radius: 11px; background: var(--sol); position: relative; box-shadow: inset 0 -3px 0 rgba(0, 0, 0, .12); }
.pulsera::after { content: ""; position: absolute; right: 10px; top: 6px; width: 10px; height: 10px; border-radius: 50%; background: var(--coral); }
.pulsera--usada { background: var(--arena); }
.pulsera--usada::after { background: var(--linea); }
.insignias { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.insignia { border-radius: 14px; padding: 12px; background: var(--arena-clara); border: 1.5px dashed var(--linea); }
.insignia--ganada { background: var(--aqua); border: 1.5px solid var(--turquesa); }
.insignia b { display: block; font-family: var(--display); text-transform: uppercase; font-size: 18px; color: var(--cenote); }
.insignia small { color: var(--gris); font-size: 12.5px; }
.producto { border: 1.5px solid var(--linea); border-radius: 14px; padding: 12px; display: grid; grid-template-columns: 1fr auto; gap: 4px 10px; align-items: center; margin-bottom: 10px; }
.producto b { font-size: 16px; }
.producto .precio { font-family: var(--display); font-weight: 900; font-size: 30px; color: var(--coral); grid-row: span 2; }
.link-ref { font-family: var(--mono); font-size: 13px; background: var(--arena); padding: 10px; border-radius: 10px; word-break: break-all; }

/* ── Guía (chat) ─────────────────────────────────────────────── */
.chat { display: flex; flex-direction: column; gap: 10px; min-height: 50dvh; }
.burbuja { max-width: 86%; padding: 11px 13px; border-radius: 16px; font-size: 15px; line-height: 1.45; white-space: pre-wrap; overflow-wrap: anywhere; }
.burbuja--yo { align-self: flex-end; background: var(--cenote); color: #fff; border-bottom-right-radius: 4px; }
.burbuja--guia { align-self: flex-start; background: #fff; border-bottom-left-radius: 4px; box-shadow: 0 3px 10px -6px rgba(11, 46, 54, .4); }
.carrusel { display: flex; gap: 10px; overflow-x: auto; padding: 2px 0 6px; }
.carrusel .mini { min-width: 270px; }
.compositor { position: sticky; bottom: calc(var(--barra) + env(safe-area-inset-bottom)); background: var(--arena-clara); padding: 10px 0; display: flex; gap: 8px; }
.compositor .campo { flex: 1; }

/* ── Ranking y rutas ─────────────────────────────────────────── */
.ranking { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.ranking li { display: grid; grid-template-columns: 44px 1fr auto; align-items: center; background: #fff; border-radius: 14px; padding: 10px 14px; }
.ranking .pos { font-family: var(--display); font-weight: 900; font-size: 28px; color: var(--cenote); }
.ranking li:nth-child(-n+3) .pos { color: var(--coral); }
.ranking .pts { font-family: var(--mono); font-weight: 600; }
.ranking li.yo { box-shadow: inset 0 0 0 2px var(--turquesa); }
.paradas { list-style: none; padding: 0; margin: 10px 0; counter-reset: p; }
.paradas li { counter-increment: p; display: grid; grid-template-columns: 28px 1fr auto; gap: 8px; align-items: center; padding: 7px 0; border-bottom: 1px dashed var(--linea); font-size: 14.5px; }
.paradas li::before { content: counter(p); font-family: var(--display); font-weight: 800; font-size: 20px; color: var(--turquesa); }
.paradas .etq { font-family: var(--display); font-weight: 800; color: var(--coral); }

@media (min-width: 520px) {
  body { background: var(--arena) radial-gradient(circle at 20% 10%, var(--aqua), transparent 40%); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}