/* ==========================================================================
   casino — Estilos
   ==========================================================================
   Paleta oscura/dorada con CTA verde WhatsApp.
   Fuentes: Fraunces (display) + Inter (texto), con alternativas del sistema.
   ========================================================================== */

/* ---------- Design tokens ---------- */
:root {
  --bg:            #0b0b0b;
  --bg-soft:       #111110;
  --bg-panel:      #161613;
  --gold:          #f2c66d;
  --gold-deep:     #d4a03f;
  --gold-soft:     rgba(242, 198, 109, .14);
  --wa:            #25D366;
  --wa-deep:       #1fb855;
  --wa-dark:       #053b1e;
  --text:          #f5f3ee;
  --text-dim:      rgba(245, 243, 238, .65);
  --text-faint:    rgba(245, 243, 238, .55);
  --line:          rgba(245, 243, 238, .10);
  --focus:         #25D366;
  --error:         #ff8a8a;
  --radius-lg:     1.5rem;
  --radius-md:     1rem;
  --ease-spring:   cubic-bezier(.22, 1.4, .36, 1);
  --ease-out:      cubic-bezier(.16, 1, .3, 1);
  --font-body:     'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-display:  'Fraunces', Georgia, 'Times New Roman', serif;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html { height: 100%; scroll-behavior: smooth; }

body {
  min-height: 100svh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.5;
  overflow-x: hidden;
  position: relative;
  isolation: isolate;
}

::selection { background: var(--gold); color: #0b0b0b; }

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
  border-radius: 4px;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* Salto al contenido para teclado */
.skip-link {
  position: absolute; top: .5rem; left: -9999px; z-index: 100;
  background: var(--gold); color: #0b0b0b;
  padding: .6rem 1.1rem; border-radius: .5rem;
  font-weight: 700; text-decoration: none;
}
.skip-link:focus { left: .5rem; }

/* ---------- Fondo: gradientes radiales (estáticos, sin animación) ---------- */
.bg-fx { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.bg-fx::before {
  content: "";
  position: absolute;
  top: -22%; left: 50%;
  transform: translateX(-50%);
  width: 120vmax; height: 80vmax;
  background: radial-gradient(ellipse at center, rgba(242,198,109,.13) 0%, rgba(242,198,109,.04) 35%, transparent 62%);
}
.bg-fx::after {
  content: "";
  position: absolute;
  bottom: -30%; left: 50%;
  transform: translateX(-50%);
  width: 100vmax; height: 70vmax;
  background: radial-gradient(ellipse at center, rgba(37,211,102,.10) 0%, rgba(37,211,102,.03) 38%, transparent 65%);
}

/* ---------- Layout ---------- */
.page {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: max(1.2rem, env(safe-area-inset-top)) 1.25rem 2rem;
  gap: clamp(.85rem, 2.4vh, 1.5rem);
  position: relative;
}

/* ---------- Badge ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .42rem .95rem;
  border: 1px solid var(--gold-deep);
  border-radius: 999px;
  background: var(--gold-soft);
  color: var(--gold);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  animation: rise .7s var(--ease-out) both;
}
.badge[hidden] { display: none; }
.badge .dot {
  width: .45rem; height: .45rem;
  border-radius: 50%;
  background: var(--wa);
}

/* ---------- Promoción principal ---------- */
.promo { display: flex; flex-direction: column; align-items: center; gap: .4rem; max-width: 44rem; }

.promo__kicker {
  font-size: clamp(.85rem, 3.4vw, 1.05rem);
  font-weight: 600;
  letter-spacing: .55em;
  text-indent: .55em; /* equilibra el tracking */
  text-transform: uppercase;
  color: var(--text-dim);
  animation: rise .7s var(--ease-out) .12s both;
}

.promo__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(4.2rem, 21vw, 9rem);
  line-height: .95;
  letter-spacing: -0.03em;
  background: linear-gradient(160deg, #fff6dd 0%, var(--gold) 30%, #b57716 52%, #ffe9a8 68%, var(--gold) 88%, #fff6dd 100%);
  -webkit-background-clip: text;
          background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  filter: drop-shadow(0 6px 30px rgba(242,198,109,.25));
  animation: rise .8s var(--ease-out) .2s both;
}
.promo__title .extra {
  display: block;
  font-size: .36em;
  font-weight: 600;
  letter-spacing: .42em;
  text-indent: .42em;
  margin-top: .3em;
  -webkit-text-fill-color: var(--text);
  color: var(--text);
  background: none;
  filter: none;
}

.promo__sub {
  max-width: 36ch;
  font-size: clamp(.9rem, 3.8vw, 1.05rem);
  line-height: 1.55;
  color: var(--text-dim);
  animation: rise .7s var(--ease-out) .32s both;
}
.promo__sub strong { color: var(--text); font-weight: 600; }

/* ---------- Aviso de configuración incompleta ---------- */
.config-error {
  max-width: 34rem;
  border: 1px solid rgba(255, 138, 138, .45);
  background: rgba(255, 138, 138, .08);
  color: #ffc4c4;
  border-radius: var(--radius-md);
  padding: 1rem 1.1rem;
  font-size: .85rem;
  line-height: 1.55;
  text-align: left;
}
.config-error strong { color: #fff; }
.config-error code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .85em;
  background: rgba(0,0,0,.4);
  padding: .1em .35em;
  border-radius: .3em;
}

/* ---------- Countdown (solo con vencimiento configurado) ---------- */
.countdown {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .35rem;
  animation: rise .7s var(--ease-out) .4s both;
}
.countdown[hidden] { display: none; }
.countdown__cells { display: flex; align-items: center; gap: .55rem; }
.countdown__label {
  font-size: .62rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.countdown__cell {
  min-width: 3.1rem;
  padding: .4rem .35rem .35rem;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: .65rem;
}
.countdown__num {
  display: block;
  font-variant-numeric: tabular-nums;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}
.countdown__unit {
  display: block;
  margin-top: .3rem;
  font-size: .52rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.countdown__sep { font-size: 1.15rem; font-weight: 700; color: var(--text-faint); padding-bottom: .9rem; }
.countdown__deadline { font-size: .65rem; color: var(--text-faint); }
.countdown__expired {
  font-size: .95rem;
  font-weight: 700;
  color: var(--error);
  letter-spacing: .04em;
}

/* ---------- CTA WhatsApp ---------- */
.cta-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .75rem;
  width: 100%;
  animation: rise .7s var(--ease-out) .5s both;
}
.cta-wrap[hidden] { display: none; }

.cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .8rem;
  width: min(100%, 26rem);
  min-height: 3.6rem;
  padding: 1.05rem 1.6rem;
  border: none;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #2ee673 0%, var(--wa) 45%, var(--wa-deep) 100%);
  color: var(--wa-dark);
  font-family: var(--font-body);
  font-size: clamp(1.02rem, 4.6vw, 1.2rem);
  font-weight: 700;
  letter-spacing: .06em;
  text-decoration: none;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow:
    0 0 0 1px rgba(255,255,255,.28) inset,
    0 2px 0 rgba(255,255,255,.35) inset,
    0 10px 34px rgba(37,211,102,.42),
    0 2px 8px rgba(0,0,0,.5);
  transition: transform .18s var(--ease-spring), filter .18s var(--ease-out);
  overflow: hidden;
}
.cta:hover { transform: translateY(-2px); filter: brightness(1.06); }
.cta:active { transform: translateY(1px); }
.cta svg { flex: 0 0 auto; width: 1.75em; height: 1.75em; }

.cta-note {
  font-size: .75rem;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: .35rem;
}
.cta-note svg { width: .85rem; height: .85rem; stroke: var(--wa); }

/* ---------- Alternativa al contacto / copiar número ---------- */
.alt-contact {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .45rem;
  font-size: .78rem;
  color: var(--text-dim);
}
.alt-contact[hidden] { display: none; }
.alt-contact__row {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  align-items: center;
  justify-content: center;
}
.alt-contact__number {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px dotted var(--text-faint);
}
.alt-contact__number:hover { color: var(--gold); border-bottom-color: var(--gold); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  font-family: var(--font-body);
  font-size: .78rem; font-weight: 600; letter-spacing: .03em;
  border-radius: .7rem;
  padding: .6rem 1rem;
  cursor: pointer;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
  color: var(--text);
  transition: border-color .15s, background .15s;
}
.btn:hover { border-color: rgba(255,255,255,.25); background: rgba(255,255,255,.07); }

/* ---------- Aviso tipo toast (copiar número) ---------- */
.toast {
  position: fixed;
  left: 50%; bottom: 1.2rem;
  transform: translate(-50%, 12px);
  background: #1d1d1a;
  border: 1px solid rgba(37,211,102,.4);
  color: #8bf0b4;
  font-size: .78rem; font-weight: 600;
  padding: .5rem 1.1rem;
  border-radius: 999px;
  opacity: 0; pointer-events: none;
  transition: opacity .25s, transform .25s;
  z-index: 80;
}
.toast--show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- Secciones de contenido ---------- */
.section {
  width: min(100%, 60rem);
  padding: 3.2rem 1.25rem;
  border-top: 1px solid var(--line);
}
.section__kicker {
  font-size: .62rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: .4rem;
}
.section__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.5rem, 5vw, 2.1rem);
  letter-spacing: -.01em;
  margin-bottom: 1.4rem;
}

/* Beneficios (información verificable sobre el proceso de contacto) */
.benefits {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
  gap: .8rem;
  text-align: left;
}
.benefit {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 1.1rem;
}
.benefit__icon {
  width: 2.2rem; height: 2.2rem;
  display: grid; place-items: center;
  border-radius: .6rem;
  background: var(--gold-soft);
  margin-bottom: .6rem;
}
.benefit__icon svg { width: 1.2rem; height: 1.2rem; stroke: var(--gold); }
.benefit h3 { font-size: .95rem; font-weight: 700; margin-bottom: .3rem; }
.benefit p { font-size: .8rem; color: var(--text-dim); line-height: 1.5; }

/* FAQ accesible con <details>/<summary> nativos */
.faq { display: flex; flex-direction: column; gap: .55rem; text-align: left; }
.faq details {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.faq summary {
  cursor: pointer;
  list-style: none;
  padding: .95rem 1.1rem;
  font-weight: 600;
  font-size: .92rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  flex: 0 0 auto;
  font-size: 1.2rem;
  color: var(--gold);
  transition: transform .2s var(--ease-out);
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p {
  padding: 0 1.1rem .95rem;
  font-size: .85rem;
  color: var(--text-dim);
  line-height: 1.6;
  border-top: 1px solid var(--line);
  padding-top: .8rem;
}
.faq summary:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }

/* ---------- Footer ---------- */
.foot {
  padding: 1rem 1.25rem calc(1rem + env(safe-area-inset-bottom));
  text-align: center;
  font-size: .68rem;
  color: var(--text-faint);
  border-top: 1px solid var(--line);
  width: 100%;
}
.foot__link { color: inherit; opacity: .75; text-decoration: underline; text-underline-offset: 2px; }
.foot__link:hover { opacity: 1; color: var(--gold); }

/* ---------- Animación de entrada ---------- */
@keyframes rise {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---------- Responsive ≥ 640px ---------- */
@media (min-width: 640px) {
  .hero { padding-left: 2rem; padding-right: 2rem; }
  .countdown__label { margin-bottom: .1rem; }
}

/* ---------- Responsive ≥ 768px ---------- */
@media (min-width: 768px) {
  .cta { padding: 1.15rem 2rem; }
}

/* ---------- Movimiento reducido ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001s !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001s !important;
  }
}