/* Web de la beta de ISU. Colores del juego y de la KN:
   fondo del widget de la Beta (#10262A -> #030A0B), hielo #19E3FF (IsuRangoUi.Hielo), tinta del sello #03201A,
   verde KN #22F158 (KNPrimaryButton), texto suave #CFD6D2, etiqueta #B0C4B8. Fuentes de la KN: Teko y Rubik. */
@font-face { font-family: "Teko"; src: url("/fonts/teko-600.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Rubik"; src: url("/fonts/rubik.woff2") format("woff2"); font-weight: 300 900; font-display: swap; }

:root {
  --fondo: #030A0B;
  --fondo-alto: #10262A;
  --panel: rgba(16, 38, 42, .72);
  --hielo: #19E3FF;
  --tinta: #03201A;
  --verde: #22F158;
  --oro: #F2C53D;
  --texto: #FFFFFF;
  --suave: #CFD6D2;
  --etiqueta: #B0C4B8;
  --linea: rgba(25, 227, 255, .22);
  --skew: -9deg;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--fondo); color: var(--texto);
  font: 400 17px/1.55 "Rubik", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  overflow-x: hidden;
}
a { color: var(--hielo); }
b { font-weight: 600; }
h1, h2, h3, .sello, .btn, .eyebrow, .marca, .idioma, .pronto-txt, .caja b {
  font-family: "Teko", "Arial Narrow", sans-serif; font-weight: 600; text-transform: uppercase; letter-spacing: .02em;
}

/* ---------- Cabecera ---------- */
.hero {
  position: relative; min-height: min(94vh, 900px); display: flex; flex-direction: column;
  background:
    linear-gradient(90deg, rgba(3,10,11,.94) 0%, rgba(3,10,11,.72) 38%, rgba(3,10,11,.1) 70%),
    linear-gradient(0deg, var(--fondo) 0%, rgba(3,10,11,0) 30%),
    url("/img/publica-1920.webp") 70% 100% / cover no-repeat;
}
.barra { display: flex; align-items: center; justify-content: space-between; padding: 16px clamp(16px, 4vw, 48px); }
.marca { display: flex; align-items: center; gap: 10px; font-size: 26px; line-height: 1; padding-top: 4px; }
.marca img { border-radius: 10px; }
.idioma {
  font-size: 22px; line-height: 1; color: var(--texto); text-decoration: none;
  padding: 8px 14px 4px; border: 2px solid var(--linea); transform: skewX(var(--skew));
}
.idioma:hover { border-color: var(--hielo); color: var(--hielo); }

.hero-in { margin: auto 0; padding: 24px clamp(16px, 6vw, 96px) 72px; max-width: 820px; }
.sello {
  display: inline-block; background: var(--hielo); color: var(--tinta);
  font-size: 30px; line-height: 1; padding: 8px 18px 3px; transform: rotate(-4deg) skewX(var(--skew));
  box-shadow: 0 0 0 3px var(--fondo), 0 0 0 5px var(--hielo), 0 0 28px rgba(25,227,255,.55);
}
.eyebrow { margin: 22px 0 0; color: var(--hielo); font-size: 24px; line-height: 1; }
h1 { font-size: clamp(64px, 12vw, 132px); line-height: .82; margin: 10px 0 18px; text-shadow: 0 4px 30px rgba(0,0,0,.6); }
.lead { font-size: clamp(19px, 2.4vw, 24px); color: var(--suave); max-width: 26em; margin: 0 0 36px; }
.acciones { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 28px; }

/* ---------- COMING SOON: panel de hielo inclinado, con el brillo que lo cruza y el halo que respira (como el widget). ---------- */
.pronto {
  position: relative; display: inline-flex; flex-direction: column; align-items: flex-start;
  padding: 18px clamp(28px, 4vw, 48px) 16px; isolation: isolate; overflow: visible;
}
.pronto::before {
  content: ""; position: absolute; inset: 0; z-index: -1; transform: skewX(var(--skew));
  background:
    linear-gradient(105deg, transparent 0 40%, rgba(255,255,255,.55) 48%, transparent 56% 100%) -200% 0 / 250% 100% no-repeat,
    linear-gradient(180deg, #5FF0FF 0%, var(--hielo) 45%, #0BB4D1 100%);
  box-shadow: 0 0 0 3px var(--fondo), 0 0 0 6px var(--hielo), 0 0 46px rgba(25,227,255,.6), 0 10px 0 #067A8E;
  animation: brillo 3.6s ease-in-out infinite, halo 2.6s ease-in-out infinite;
}
.pronto-txt { color: var(--tinta); font-size: clamp(52px, 10vw, 112px); line-height: .85; padding-top: .08em; white-space: nowrap; }
.pronto-sub { color: var(--tinta); font-weight: 600; font-size: clamp(15px, 1.8vw, 19px); opacity: .8; margin-top: 2px; }
@keyframes brillo {
  0%, 55% { background-position: -200% 0, 0 0; }
  85%, 100% { background-position: 200% 0, 0 0; }
}
@keyframes halo {
  0%, 100% { box-shadow: 0 0 0 3px var(--fondo), 0 0 0 6px var(--hielo), 0 0 30px rgba(25,227,255,.4), 0 10px 0 #067A8E; }
  50% { box-shadow: 0 0 0 3px var(--fondo), 0 0 0 6px var(--hielo), 0 0 64px rgba(25,227,255,.8), 0 10px 0 #067A8E; }
}

/* ---------- Cuenta atrás al lanzamiento (cuenta.js la mueve; sin JS solo se ve la fecha). ---------- */
.cuenta { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
.cuenta-etq {
  font-family: "Teko", sans-serif; font-weight: 600; text-transform: uppercase; letter-spacing: .04em;
  font-size: 20px; line-height: 1; color: var(--tinta); background: var(--oro);
  padding: 6px 14px 2px; transform: skewX(var(--skew)); margin-left: 4px;
}
.cajas { display: flex; gap: 10px; }
.cajas[hidden] { display: none; }
.caja {
  position: relative; display: flex; flex-direction: column; align-items: center;
  min-width: clamp(70px, 9vw, 104px); padding: 12px 10px 8px; isolation: isolate;
}
.caja::before {
  content: ""; position: absolute; inset: 0; z-index: -1; transform: skewX(var(--skew));
  background: linear-gradient(180deg, var(--fondo-alto), var(--fondo)); border: 2px solid var(--hielo);
  box-shadow: 0 0 22px rgba(25,227,255,.35);
}
.caja b { font-family: "Teko", sans-serif; font-weight: 600; font-size: clamp(48px, 6vw, 72px); line-height: .85; color: var(--texto); font-variant-numeric: tabular-nums; }
.caja small { font-family: "Teko", sans-serif; font-weight: 600; text-transform: uppercase; font-size: 18px; line-height: 1; color: var(--hielo); letter-spacing: .06em; }
.cuenta-fecha { color: var(--suave); font-size: 17px; margin-left: 4px; }
.sub { color: var(--suave); font-size: 19px; margin: -6px 0 28px; }

/* Botón de descarga (cuando haya APK). */
.btn {
  position: relative; display: inline-flex; flex-direction: column; align-items: flex-start;
  padding: 14px 38px 9px; color: var(--tinta); text-decoration: none; font-size: 36px; line-height: .95;
  isolation: isolate;
}
.btn::before {
  content: ""; position: absolute; inset: 0; z-index: -1; background: var(--verde);
  transform: skewX(var(--skew)); box-shadow: 0 6px 0 #0c8f32, 0 10px 30px rgba(34,241,88,.35);
}
.btn small { font-size: 18px; opacity: .75; letter-spacing: .04em; }
.btn:hover::before { filter: brightness(1.08); }
.btn:active { transform: translateY(3px); }

/* ---------- Bloques ---------- */
main { max-width: 1080px; margin: 0 auto; padding: 0 16px 24px; }
.bloque { padding: 56px 0 8px; }
h2 { font-size: clamp(40px, 6vw, 56px); line-height: .9; margin: 0 0 20px; display: flex; align-items: center; gap: 16px; }
h2::before { content: ""; width: 14px; height: 32px; background: var(--hielo); transform: skewX(var(--skew)); flex: none; margin-top: -6px; }
h3 { font-size: 32px; line-height: .95; margin: 0 0 8px; }

.frases { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.frases li { position: relative; padding: 14px 18px 14px 34px; background: var(--panel); font-size: 16px; color: var(--suave); }
.frases li b { color: var(--texto); }
.frases li::before {
  content: ""; position: absolute; left: 12px; top: 14px; bottom: 14px; width: 6px;
  background: var(--c, var(--hielo)); transform: skewX(var(--skew));
}
.frases li:nth-child(3n+2) { --c: var(--verde); }
.frases li:nth-child(3n+3) { --c: var(--oro); }

/* ---------- Ice Scream United se une a la KNetwork: franja con el fondo de cuadraditos de los diálogos de la KN. ---------- */
.kn {
  position: relative; margin-top: 8px; border-block: 2px solid rgba(34,241,88,.45);
  background:
    linear-gradient(90deg, rgba(3,10,11,.94) 0%, rgba(4,30,16,.82) 50%, rgba(3,10,11,.94) 100%),
    url("/img/kn-fondo.webp") 0 0 / 256px 256px repeat;
  box-shadow: 0 0 60px rgba(34,241,88,.12) inset;
}
.kn-in {
  max-width: 1080px; margin: 0 auto; padding: 48px 16px;
  display: grid; grid-template-columns: auto 1fr; gap: clamp(24px, 5vw, 64px); align-items: center;
}
.kn-logos { display: flex; align-items: center; gap: 18px; }
.kn-logos img:first-child { width: clamp(150px, 20vw, 240px); height: auto; filter: drop-shadow(0 4px 18px rgba(0,0,0,.6)); }
.kn-logos img:last-child { width: clamp(84px, 10vw, 120px); height: auto; filter: drop-shadow(0 0 22px rgba(34,241,88,.45)); }
.kn-x { font-family: "Teko", sans-serif; font-weight: 600; font-size: 56px; line-height: 1; color: var(--verde); }
.kn .eyebrow { color: var(--verde); margin: 0 0 8px; }
.kn h2 { margin-bottom: 12px; }
.kn h2::before { background: var(--verde); }
.kn-txt p:last-child { margin: 0; color: var(--suave); font-size: 19px; max-width: 32em; }

/* ---------- Features (imagen + texto). Sin imagen, solo el texto con el número grande. ---------- */
.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.feature { display: flex; flex-direction: column; background: var(--fondo-alto); border: 2px solid rgba(34,241,88,.3); overflow: hidden; }
.feature img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 10; object-fit: cover; }
.feature div { padding: 16px 18px 20px; }
.feature .num { display: block; font-family: "Teko", sans-serif; font-weight: 600; font-size: 22px; line-height: 1; color: var(--verde); }
.feature h3 { font-size: 30px; margin: 4px 0 6px; }
.feature p { margin: 0; color: var(--suave); font-size: 16px; }
.sin-img {
  background:
    linear-gradient(180deg, rgba(16,38,42,.9), rgba(3,10,11,.95)),
    url("/img/kn-fondo.webp") 0 0 / 200px 200px repeat;
}
.sin-img div { padding-top: 22px; }
.sin-img .num { font-size: 64px; line-height: .8; color: transparent; -webkit-text-stroke: 2px var(--verde); }

/* Partida pública y privada. */
.modos { display: grid; grid-template-columns: 1.25fr 1fr; gap: 20px; }
.modo { position: relative; overflow: hidden; background: var(--fondo-alto); border: 2px solid var(--linea); display: flex; flex-direction: column; }
.modo picture, .modo img { display: block; width: 100%; height: 100%; }
.modo picture { aspect-ratio: 16 / 10; overflow: hidden; }
.modo img { object-fit: cover; transition: transform .6s ease; }
.modo:hover img { transform: scale(1.04); }
.modo div { padding: 18px 22px 22px; position: relative; }
.modo div::before { content: ""; position: absolute; left: 0; right: 0; top: -40px; height: 40px; background: linear-gradient(0deg, var(--fondo-alto), transparent); }
.modo p { margin: 0; color: var(--suave); }
.modo:first-child h3 { color: var(--hielo); }
.modo:last-child h3 { color: var(--verde); }

/* Instalación (cuando haya APK). */
.pasos { margin: 0 0 30px; padding-left: 26px; color: var(--suave); }
.pasos li { margin: 8px 0; padding-left: 4px; }
.pasos li::marker { font-family: "Teko", sans-serif; color: var(--hielo); font-size: 24px; }
.pasos b { color: var(--texto); }
code.hash {
  display: block; overflow-wrap: anywhere; padding: 12px 14px; margin-top: 8px;
  background: var(--panel); border: 1px solid var(--linea); font: 14px/1.4 ui-monospace, Consolas, monospace;
}

footer { text-align: center; color: var(--etiqueta); font-size: 14px; padding: 56px 16px 40px; }

/* ---------- Móvil ---------- */
@media (max-width: 960px) {
  .features { grid-template-columns: repeat(2, 1fr); }
  .kn-in { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
  .kn-in { padding: 36px 16px; gap: 20px; }
  .kn-x { font-size: 44px; }
  .kn-txt p:last-child { font-size: 17px; }
  body { font-size: 16px; }
  .hero {
    min-height: 0;
    background:
      linear-gradient(180deg, rgba(3,10,11,.55) 0%, rgba(3,10,11,.35) 30%, rgba(3,10,11,.92) 62%, var(--fondo) 100%),
      url("/img/publica-960.webp") 72% 0 / auto 62% no-repeat, var(--fondo);
  }
  .hero-in { padding-top: 34vh; padding-bottom: 56px; }
  .marca { font-size: 22px; }
  .marca img { width: 34px; height: 34px; }
  .modos { grid-template-columns: 1fr; }
  .pronto { margin-left: 6px; }
  .cajas { gap: 8px; }
  .caja { min-width: 0; flex: 1; padding: 10px 4px 6px; }
  .caja small { font-size: 15px; }
  .btn { font-size: 32px; padding: 12px 30px 8px; }
}
@media (max-width: 460px) {
  .features { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .pronto::before { animation: none; }
  .modo img { transition: none; }
}