/* =========================================================================
 * theme.css — Sistema de diseño "legendario" de Zonajuega
 * -------------------------------------------------------------------------
 * Cimiento visual premium: fuentes OFL autoalojadas (offline puro), tokens de
 * marca (color, gradientes, sombras, radios, espaciado, capas) y componentes
 * reutilizables (botón glossy, panel glass, píldora de moneda, insignia, chip).
 *
 * Se carga ANTES de styles.css. Arte 100% propio/CSS → escalable, ligero y
 * limpio de copyright (apto para ronda de financiación).
 * ========================================================================= */

/* ----------------------------- FUENTES (OFL, self-host) ------------------ */
@font-face {
  font-family: 'Fredoka'; font-style: normal; font-weight: 400; font-display: swap;
  src: url('../assets/fonts/fredoka/fredoka-v17-latin-regular.woff2') format('woff2');
}
@font-face {
  font-family: 'Fredoka'; font-style: normal; font-weight: 500; font-display: swap;
  src: url('../assets/fonts/fredoka/fredoka-v17-latin-500.woff2') format('woff2');
}
@font-face {
  font-family: 'Fredoka'; font-style: normal; font-weight: 600; font-display: swap;
  src: url('../assets/fonts/fredoka/fredoka-v17-latin-600.woff2') format('woff2');
}
@font-face {
  font-family: 'Fredoka'; font-style: normal; font-weight: 700; font-display: swap;
  src: url('../assets/fonts/fredoka/fredoka-v17-latin-700.woff2') format('woff2');
}
@font-face {
  font-family: 'Nunito'; font-style: normal; font-weight: 400; font-display: swap;
  src: url('../assets/fonts/nunito/nunito-v32-latin-regular.woff2') format('woff2');
}
@font-face {
  font-family: 'Nunito'; font-style: normal; font-weight: 600; font-display: swap;
  src: url('../assets/fonts/nunito/nunito-v32-latin-600.woff2') format('woff2');
}
@font-face {
  font-family: 'Nunito'; font-style: normal; font-weight: 700; font-display: swap;
  src: url('../assets/fonts/nunito/nunito-v32-latin-700.woff2') format('woff2');
}
@font-face {
  font-family: 'Nunito'; font-style: normal; font-weight: 800; font-display: swap;
  src: url('../assets/fonts/nunito/nunito-v32-latin-800.woff2') format('woff2');
}

/* ----------------------------- TOKENS DE MARCA --------------------------- */
:root {
  /* Tipografía */
  --fuente-display: 'Fredoka', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --fuente-ui: 'Nunito', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

  /* Paleta base (oscura, profunda, con vida) */
  --c-bg-0: #0a0b1a;
  --c-bg-1: #12152e;
  --c-bg-2: #1b1f3f;
  --c-superficie: #1a1e3d;
  --c-superficie-2: #232850;

  /* Acentos (ámbar/oro de marca + violeta + apoyos) */
  --c-oro: #ffd23f;
  --c-oro-2: #ffb703;
  --c-oro-3: #ff9500;
  --c-violeta: #9775fa;
  --c-violeta-2: #7048e8;
  --c-cian: #4dd2ff;
  --c-verde: #51cf66;
  --c-rojo: #ff5d5d;
  --c-rosa: #ff6fae;

  /* Texto */
  --c-texto: #eef0ff;
  --c-texto-2: #aab0da;
  --c-texto-3: #767ca6;
  --c-tinta: #1a1400; /* texto oscuro sobre botones dorados */

  /* Gradientes premium */
  --g-oro: linear-gradient(180deg, #ffe27a 0%, #ffd23f 38%, #ff9f1c 100%);
  --g-oro-borde: linear-gradient(180deg, #fff3c4, #e08600);
  --g-violeta: linear-gradient(180deg, #b79bff 0%, #9775fa 45%, #6741d9 100%);
  --g-cian: linear-gradient(180deg, #8be9ff 0%, #4dd2ff 45%, #1c8fcf 100%);
  --g-verde: linear-gradient(180deg, #8ce99a 0%, #51cf66 45%, #2b9e44 100%);
  --g-rojo: linear-gradient(180deg, #ff8a8a 0%, #ff5d5d 45%, #c92a2a 100%);
  --g-superficie: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.01));
  --g-fondo: radial-gradient(130% 90% at 50% -10%, #2a2e60 0%, #15183200 55%),
             radial-gradient(120% 80% at 100% 110%, #3a2a66 0%, #12152e00 50%),
             linear-gradient(180deg, var(--c-bg-1), var(--c-bg-0));

  /* Sombras / profundidad */
  --sombra-1: 0 2px 6px rgba(0,0,0,0.35);
  --sombra-2: 0 8px 22px rgba(0,0,0,0.45);
  --sombra-3: 0 18px 50px rgba(0,0,0,0.55);
  --sombra-oro: 0 6px 20px rgba(255,159,28,0.45);
  --sombra-violeta: 0 6px 20px rgba(112,72,232,0.45);
  --brillo-int: inset 0 1px 0 rgba(255,255,255,0.45), inset 0 -3px 8px rgba(0,0,0,0.25);
  --borde-sutil: 1px solid rgba(255,255,255,0.10);
  --borde-glass: 1px solid rgba(255,255,255,0.14);

  /* Radios */
  --r-s: 10px;
  --r-m: 16px;
  --r-l: 22px;
  --r-xl: 28px;
  --r-pill: 999px;

  /* Espaciado */
  --e-1: 4px; --e-2: 8px; --e-3: 12px; --e-4: 16px; --e-5: 24px; --e-6: 32px;

  /* Capas (z-index) */
  --z-lienzo: 0; --z-juego: 5; --z-pantalla: 20; --z-nav: 30; --z-modal: 50; --z-toast: 70;

  /* Safe areas */
  --safe-t: env(safe-area-inset-top, 0px);
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-l: env(safe-area-inset-left, 0px);
  --safe-r: env(safe-area-inset-right, 0px);
}

/* ----------------------------- COMPONENTES REUTILIZABLES ----------------- */

/* Botón glossy 3D (estilo arcade premium) ------------------------------- */
.px-btn {
  --col1: #ffe27a; --col2: #ffd23f; --col3: #ff9f1c; --tinta: var(--c-tinta);
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--fuente-display); font-weight: 700;
  font-size: 18px; letter-spacing: 0.3px;
  color: var(--tinta);
  border: none; cursor: pointer;
  padding: 14px 22px; border-radius: var(--r-l);
  background: linear-gradient(180deg, var(--col1) 0%, var(--col2) 40%, var(--col3) 100%);
  box-shadow: 0 5px 0 rgba(0,0,0,0.28), var(--sombra-2), var(--brillo-int);
  text-shadow: 0 1px 0 rgba(255,255,255,0.35);
  transition: transform 0.08s ease, box-shadow 0.08s ease, filter 0.15s ease;
  -webkit-tap-highlight-color: transparent; user-select: none;
}
.px-btn::after { /* brillo superior tipo cristal */
  content: ''; position: absolute; inset: 3px 8px auto 8px; height: 38%;
  border-radius: var(--r-l); background: linear-gradient(180deg, rgba(255,255,255,0.55), rgba(255,255,255,0));
  pointer-events: none;
}
.px-btn:active { transform: translateY(4px); box-shadow: 0 1px 0 rgba(0,0,0,0.28), var(--sombra-1), var(--brillo-int); }
.px-btn:disabled { filter: grayscale(0.6) brightness(0.7); cursor: default; }
.px-btn.grande { font-size: 24px; padding: 20px 28px; border-radius: var(--r-xl); }
.px-btn.bloque { display: flex; width: 100%; }

.px-btn--violeta { --col1:#b79bff; --col2:#9775fa; --col3:#6741d9; --tinta:#fff; text-shadow:0 1px 2px rgba(0,0,0,0.3); }
.px-btn--cian    { --col1:#8be9ff; --col2:#4dd2ff; --col3:#1c8fcf; --tinta:#062536; }
.px-btn--verde   { --col1:#8ce99a; --col2:#51cf66; --col3:#2b9e44; --tinta:#06280f; }
.px-btn--rojo    { --col1:#ff8a8a; --col2:#ff5d5d; --col3:#c92a2a; --tinta:#fff; text-shadow:0 1px 2px rgba(0,0,0,0.3); }
.px-btn--neutro  { --col1:#3a3f6b; --col2:#2a2e54; --col3:#1c2040; --tinta:#eef0ff; text-shadow:0 1px 2px rgba(0,0,0,0.4); }
.px-btn--neutro::after { opacity: 0.25; }

/* Botón fantasma / texto */
.px-btn-txt {
  background: none; border: none; cursor: pointer;
  font-family: var(--fuente-ui); font-weight: 700; font-size: 14px;
  color: var(--c-texto-3); padding: 10px 14px; border-radius: var(--r-m);
}
.px-btn-txt:active { color: var(--c-texto); }

/* Botón icono circular (cabecera/nav) */
.px-icono {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: var(--r-pill);
  background: var(--g-superficie); border: var(--borde-glass);
  color: var(--c-texto); font-size: 20px; cursor: pointer;
  box-shadow: var(--sombra-1); -webkit-tap-highlight-color: transparent;
}
.px-icono:active { transform: scale(0.92); }

/* Panel glass (tarjetas, modales) ------------------------------------- */
.px-card {
  background: linear-gradient(180deg, rgba(35,40,80,0.92), rgba(20,23,48,0.92));
  border: var(--borde-glass); border-radius: var(--r-l);
  box-shadow: var(--sombra-2), inset 0 1px 0 rgba(255,255,255,0.08);
  backdrop-filter: blur(10px);
}

/* Píldora de moneda (cabecera) ----------------------------------------- */
.px-coin {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px 5px 6px; border-radius: var(--r-pill);
  background: linear-gradient(180deg, rgba(10,12,28,0.75), rgba(10,12,28,0.55));
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: var(--sombra-1), inset 0 1px 0 rgba(255,255,255,0.08);
  font-family: var(--fuente-display); font-weight: 600; font-size: 15px;
  color: var(--c-texto); font-variant-numeric: tabular-nums;
}
.px-coin .ico { width: 24px; height: 24px; display: grid; place-items: center; }
.px-coin .mas {
  margin-left: 2px; width: 20px; height: 20px; border-radius: var(--r-pill);
  background: var(--g-verde); color: #06280f; font-weight: 800; font-size: 14px;
  display: grid; place-items: center; box-shadow: var(--sombra-1);
}

/* Insignia / chip ------------------------------------------------------- */
.px-badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 10px; border-radius: var(--r-pill);
  font-family: var(--fuente-display); font-weight: 600; font-size: 12px;
  background: rgba(255,255,255,0.08); border: var(--borde-sutil); color: var(--c-texto-2);
}
.px-badge--oro   { background: var(--g-oro); color: var(--c-tinta); border: none; }
.px-badge--epico { background: var(--g-violeta); color: #fff; border: none; }

/* Rareza (bordes/halos para cofres y atuendos) */
.rareza-comun     { --rar: #9aa0c8; }
.rareza-raro      { --rar: #4dd2ff; }
.rareza-epico     { --rar: #9775fa; }
.rareza-legendario{ --rar: #ffd23f; }
.rareza-ultimate  { --rar: #ff6fae; }

/* Utilidades */
.tnum { font-variant-numeric: tabular-nums; }
.display { font-family: var(--fuente-display); }
.oculto { display: none !important; }

/* ----------------------------- ANIMACIONES ------------------------------ */
.pj-svg { width: 100%; height: 100%; display: block; overflow: visible; }
.pj-bob { animation: pj-bob 3.2s ease-in-out infinite; }
@keyframes pj-bob { 0%,100% { transform: translateY(0) rotate(-1.2deg); } 50% { transform: translateY(-7px) rotate(1.2deg); } }
.pj-ojos { transform-box: fill-box; transform-origin: center; animation: pj-blink 4.6s infinite; }
@keyframes pj-blink { 0%,92%,100% { transform: scaleY(1); } 96% { transform: scaleY(0.08); } }

@keyframes pop-in { from { opacity: 0; transform: translateY(14px) scale(0.96); } to { opacity: 1; transform: none; } }
@keyframes flotar { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
@keyframes brillo-pasa { from { background-position: -160% 0; } to { background-position: 260% 0; } }
@keyframes latido { 0%,100% { transform: scale(1); } 50% { transform: scale(1.06); } }
@keyframes girar { to { transform: rotate(360deg); } }
@keyframes saltar-num { 0% { transform: scale(1.5); opacity: 0; } 60% { transform: scale(1); opacity: 1; } }

.anim-pop { animation: pop-in 0.34s cubic-bezier(.2,.9,.3,1.2) both; }

/* ----------------------- FONDO ANIMADO (profundidad) ------------------- */
#fondo-animado {
  position: fixed; inset: 0; z-index: 0; overflow: hidden; pointer-events: none;
  background:
    radial-gradient(120% 85% at 50% -12%, #2b3068 0%, transparent 55%),
    radial-gradient(120% 80% at 105% 110%, #3a2a66 0%, transparent 52%),
    radial-gradient(100% 70% at -10% 100%, #123a55 0%, transparent 50%),
    linear-gradient(180deg, #12152e, #0a0b1a);
}
#fondo-animado.sobre-lienzo { z-index: 2; } /* sobre el canvas en pantallas no-juego */
.fa-orbe {
  position: absolute; border-radius: 50%; filter: blur(64px); opacity: 0.55; will-change: transform;
  animation: fa-flota 26s ease-in-out infinite alternate;
}
.fa-orbe-1 { width: 42vmax; height: 42vmax; top: -12%; left: -14%; background: radial-gradient(circle, rgba(151,117,250,0.55), transparent 68%); }
.fa-orbe-2 { width: 36vmax; height: 36vmax; bottom: -10%; right: -12%; background: radial-gradient(circle, rgba(77,210,255,0.42), transparent 68%); animation-duration: 30s; animation-delay: -7s; }
.fa-orbe-3 { width: 30vmax; height: 30vmax; top: 38%; left: 46%; background: radial-gradient(circle, rgba(255,159,28,0.32), transparent 70%); animation-duration: 34s; animation-delay: -14s; }
@keyframes fa-flota {
  0% { transform: translate(0,0) scale(1); }
  50% { transform: translate(5vmax,-4vmax) scale(1.15); }
  100% { transform: translate(-4vmax,4vmax) scale(0.92); }
}
.fa-grain {
  position: absolute; inset: 0; opacity: 0.05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 220px 220px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}