/* ==========================================================================
   Sandra Hermosilla · Asesoría Contable & Tributaria
   Selector de servicios → WhatsApp. Una sola pantalla, una sola acción.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Superficies */
  --bg:            #071726;
  --bg-2:          #0E2942;   /* navy de marca, tomado del flyer */
  --surface:       rgba(255, 255, 255, .045);
  --surface-hover: rgba(255, 255, 255, .075);
  --border:        rgba(255, 255, 255, .10);
  --border-strong: rgba(255, 255, 255, .17);

  /* Acento */
  --teal:        #14B8A6;
  --teal-bright: #2DD4BF;
  --teal-deep:   #0D9487;   /* teal de marca, tomado del flyer */
  --teal-tint:   rgba(45, 212, 191, .10);
  --teal-line:   rgba(45, 212, 191, .45);
  --teal-glow:   rgba(20, 184, 166, .22);

  /* Texto */
  --text:      #F3F8FA;
  --text-soft: #A3BAC7;
  --text-mute: #6E8798;

  --wa: #25D366;

  /* Tipografía */
  --font-display: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  /* Medidas */
  --container: 1120px;
  --gutter: clamp(1.15rem, .85rem + 1.5vw, 2.25rem);

  --r-sm: 10px;
  --r:    14px;
  --r-lg: 20px;
  --r-pill: 999px;

  --ease: cubic-bezier(.22, .61, .36, 1);
  --bar-h: 0px;                 /* alto de la barra fija; el JS lo ajusta en móvil */
}

/* --------------------------------------------------------------------------
   2. Base
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -.035em;
  text-wrap: balance;
}

p { margin: 0; text-wrap: pretty; }
ul { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
svg { display: block; }

:focus-visible {
  outline: 3px solid var(--teal-bright);
  outline-offset: 3px;
  border-radius: 6px;
}

::selection { background: var(--teal); color: #04121C; }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip-link {
  position: absolute;
  left: 50%;
  top: 0;
  z-index: 200;
  transform: translate(-50%, -130%);
  padding: .7rem 1.25rem;
  border-radius: 0 0 var(--r-sm) var(--r-sm);
  background: var(--teal);
  color: #04121C;
  font-size: .875rem;
  font-weight: 600;
  transition: transform .18s var(--ease);
}
.skip-link:focus { transform: translate(-50%, 0); }

/* --------------------------------------------------------------------------
   3. Fondo ambiente
   -------------------------------------------------------------------------- */
.bg-glow {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(58% 42% at 50% -4%, var(--teal-glow) 0%, transparent 62%),
    radial-gradient(70% 55% at 88% 6%, rgba(14, 41, 66, .95) 0%, transparent 60%),
    linear-gradient(180deg, var(--bg-2) 0%, var(--bg) 46%, var(--bg) 100%);
}
.bg-glow::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    115deg,
    rgba(255, 255, 255, .022) 0px,
    rgba(255, 255, 255, .022) 1px,
    transparent 1px,
    transparent 52px
  );
}

/* --------------------------------------------------------------------------
   4. Barra superior
   -------------------------------------------------------------------------- */
.topbar { padding-block: clamp(1.1rem, .9rem + .8vw, 1.75rem); }
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand { display: flex; align-items: center; gap: .7rem; }
.brand__mark {
  display: grid;
  place-content: center;
  width: 40px;
  height: 40px;
  flex: none;
  border-radius: 50%;
  border: 1px solid var(--teal-line);
  color: var(--teal-bright);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .8125rem;
  letter-spacing: .04em;
}
.brand__name {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -.02em;
  white-space: nowrap;
}
.brand__role {
  display: block;
  font-size: .6875rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--teal-bright);
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   5. Selector
   -------------------------------------------------------------------------- */
.stage {
  padding-top: clamp(2.5rem, 1.5rem + 4.5vw, 5rem);
  padding-bottom: clamp(3rem, 2rem + 4vw, 5.5rem);
}

.stage__head { margin-bottom: clamp(1.35rem, 1.1rem + 1.1vw, 2rem); }

/* -------- Contacto directo, sobre el selector --------
   Botón con borde en vez de verde sólido: el verde sólido está reservado
   para la acción principal (enviar la selección), y dos botones macizos
   del mismo color en una misma pantalla compiten entre sí. */
.direct {
  display: flex;
  align-items: center;
  gap: .85rem 1.15rem;
  flex-wrap: wrap;
  margin-bottom: clamp(1.85rem, 1.5rem + 1.5vw, 2.75rem);
}

.btn-direct {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  padding: .82rem 1.4rem;
  border: 1px solid rgba(37, 211, 102, .42);
  border-radius: var(--r-pill);
  background: rgba(37, 211, 102, .08);
  color: var(--text);
  font-family: var(--font-display);
  font-size: .9375rem;
  font-weight: 700;
  letter-spacing: -.012em;
  line-height: 1.2;
  transition: border-color .2s var(--ease), background-color .2s var(--ease),
              transform .2s var(--ease), box-shadow .2s var(--ease);
}
.btn-direct svg { color: var(--wa); flex: none; }
.btn-direct:hover {
  border-color: var(--wa);
  background: rgba(37, 211, 102, .15);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(37, 211, 102, .16);
}
.btn-direct:active { transform: translateY(0); }

.direct__hint {
  font-size: .9375rem;
  color: var(--text-mute);
}

.stage__title {
  /* Medida en em (no en ch): así se calcula sobre el propio tamaño del
     titular y corta en dos líneas — "Selecciona el servicio / que necesitas". */
  max-width: 12em;
  font-size: clamp(2.125rem, 1.45rem + 3.3vw, 4rem);
}
.stage__title em {
  font-style: normal;
  color: var(--teal-bright);
}

/* -------- Rejilla de opciones -------- */
.picker { border: 0; margin: 0; padding: 0; }
.picker__legend {
  padding: 0;
  margin-bottom: 1rem;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--text-mute);
}

.options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(232px, 1fr));
  gap: clamp(.7rem, .55rem + .6vw, 1rem);
}

.option {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1.15rem 1.2rem 1.3rem;
  border: 1px solid var(--border);
  border-radius: var(--r);
  background: var(--surface);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: border-color .2s var(--ease), background-color .2s var(--ease),
              transform .2s var(--ease), box-shadow .2s var(--ease);
}
.option:hover {
  border-color: var(--border-strong);
  background: var(--surface-hover);
  transform: translateY(-2px);
}

/* El checkbox real queda oculto pero operativo: teclado y lectores lo usan */
.option__input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}
.option__input:focus-visible + .option__check {
  outline: 3px solid var(--teal-bright);
  outline-offset: 3px;
}

.option__icon {
  display: grid;
  place-content: center;
  width: 38px;
  height: 38px;
  margin-bottom: .85rem;
  border-radius: 10px;
  background: rgba(255, 255, 255, .06);
  color: var(--teal-bright);
  transition: background-color .2s var(--ease), color .2s var(--ease);
}

.option__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .9688rem;
  letter-spacing: -.015em;
  line-height: 1.3;
  margin-bottom: .3rem;
}

.option__desc {
  font-size: .8125rem;
  line-height: 1.5;
  color: var(--text-mute);
}

.option__check {
  position: absolute;
  top: 1.1rem;
  right: 1.1rem;
  display: grid;
  place-content: center;
  width: 22px;
  height: 22px;
  border: 1.5px solid var(--border-strong);
  border-radius: 50%;
  color: transparent;
  background: transparent;
  transition: background-color .2s var(--ease), border-color .2s var(--ease),
              color .2s var(--ease), transform .2s var(--ease);
}
.option__check svg { width: 12px; height: 12px; }

/* -------- Estado seleccionado -------- */
.option.is-selected,
.option:has(.option__input:checked) {
  border-color: var(--teal-line);
  background: var(--teal-tint);
  box-shadow: 0 0 0 1px rgba(45, 212, 191, .18), 0 10px 30px rgba(13, 148, 135, .14);
}
.option.is-selected .option__icon,
.option:has(.option__input:checked) .option__icon {
  background: rgba(45, 212, 191, .18);
  color: var(--teal-bright);
}
.option.is-selected .option__check,
.option:has(.option__input:checked) .option__check {
  background: var(--teal);
  border-color: var(--teal);
  color: #04121C;
  transform: scale(1.06);
}

/* --------------------------------------------------------------------------
   6. Barra de acción
   -------------------------------------------------------------------------- */
.actionbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 1.5rem;
  flex-wrap: wrap;
  margin-top: clamp(1.5rem, 1.2rem + 1.2vw, 2.25rem);
  padding: 1.15rem 1.35rem;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: rgba(7, 23, 38, .72);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}

.actionbar__status { min-width: 0; }
.actionbar__count {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -.02em;
}
.actionbar__hint {
  display: block;
  font-size: .8125rem;
  color: var(--text-mute);
}

.btn-wa {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .65rem;
  flex: none;
  padding: .95rem 1.6rem;
  border-radius: var(--r-pill);
  background: var(--wa);
  color: #04210F;
  font-family: var(--font-display);
  font-size: .9375rem;
  font-weight: 700;
  letter-spacing: -.01em;
  box-shadow: 0 6px 20px rgba(37, 211, 102, .26);
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), filter .2s var(--ease);
}
.btn-wa:hover {
  transform: translateY(-2px);
  filter: brightness(1.06);
  box-shadow: 0 12px 30px rgba(37, 211, 102, .34);
}
.btn-wa:active { transform: translateY(0); }
.btn-wa svg { flex: none; }

/* --------------------------------------------------------------------------
   7. Confianza
   -------------------------------------------------------------------------- */
.trust {
  padding-block: clamp(2.25rem, 1.8rem + 2vw, 3.5rem);
  border-top: 1px solid var(--border);
}
.trust__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: clamp(1.25rem, 1rem + 1.4vw, 2.5rem);
}
.trust__item { display: flex; align-items: flex-start; gap: .85rem; }
.trust__icon {
  display: grid;
  place-content: center;
  width: 34px;
  height: 34px;
  flex: none;
  border-radius: 9px;
  border: 1px solid var(--teal-line);
  color: var(--teal-bright);
}
.trust__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .9375rem;
  letter-spacing: -.015em;
  margin-bottom: .15rem;
}
.trust__text { font-size: .8125rem; line-height: 1.5; color: var(--text-mute); }

/* --------------------------------------------------------------------------
   8. Pie
   -------------------------------------------------------------------------- */
.footer {
  padding-block: clamp(2rem, 1.7rem + 1.4vw, 2.75rem);
  padding-bottom: calc(clamp(2rem, 1.7rem + 1.4vw, 2.75rem) + var(--bar-h));
  border-top: 1px solid var(--border);
  font-size: .8125rem;
  color: var(--text-mute);
}
.footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1.35rem 2rem;
  margin-bottom: 1.75rem;
}
.footer__label {
  display: block;
  margin-bottom: .2rem;
  font-size: .6875rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--teal-bright);
}
.footer__value {
  display: block;
  font-size: .9375rem;
  color: var(--text);
  overflow-wrap: anywhere;
  transition: color .2s var(--ease);
}
a.footer__item:hover .footer__value { color: var(--teal-bright); }

.footer__legal {
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  line-height: 1.6;
}
.footer__legal a { color: var(--text-soft); text-decoration: underline; text-underline-offset: 3px; }
.footer__legal a:hover { color: var(--teal-bright); }

/* --------------------------------------------------------------------------
   9. Móvil: la barra de acción se fija abajo
   -------------------------------------------------------------------------- */
@media (max-width: 560px) {
  .direct { gap: .7rem; }
  .btn-direct { width: 100%; }
  .direct__hint { width: 100%; text-align: center; font-size: .875rem; }
}

@media (max-width: 720px) {
  .option { padding: 1rem 1.05rem 1.15rem; }
  .option__icon { width: 34px; height: 34px; margin-bottom: .7rem; }

  /* La barra se ancla abajo y se apila: el botón ocupa todo el ancho,
     que es más fácil de tocar y evita que el contador choque con él. */
  .actionbar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 60;
    flex-direction: column;
    align-items: stretch;
    gap: .55rem;
    margin: 0;
    padding: .8rem var(--gutter) calc(.8rem + env(safe-area-inset-bottom, 0px));
    border: 0;
    border-top: 1px solid var(--border);
    border-radius: 0;
    background: rgba(7, 23, 38, .93);
    box-shadow: 0 -12px 34px rgba(4, 14, 24, .5);
  }
  .actionbar__status { text-align: center; }
  .actionbar__count { font-size: .8125rem; color: var(--text-soft); }
  .actionbar__hint { display: none; }
  .btn-wa { width: 100%; padding: .95rem 1.25rem; }
}


/* --------------------------------------------------------------------------
   10. Preferencias del usuario
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
  .option:hover, .btn-wa:hover { transform: none; }
}

@media print {
  .actionbar, .skip-link, .bg-glow { display: none !important; }
  body { background: #fff; color: #000; }
  .option { border-color: #999; }
}