/* =========================================================
   Chapatitas 🐾 — Lavadero canino
   Estilo: minimalista, moderno y alegre. Mobile-first.
   ========================================================= */

/* ---------- Tokens ---------- */
:root {
  --blanco:    #FFFFFF;
  --crema:     #FFF5E4;
  --coral:     #FF6B6B;
  --coral-dark:#F0555A;
  --turquesa:  #4ECDC4;
  --turquesa-dark: #3DB5AD;
  --negro:     #2D2D2D;
  --amarillo:  #FFE66D;

  --text:      #2D2D2D;
  --text-soft: #5c5c5c;

  --radius:    18px;
  --radius-sm: 12px;
  --shadow:    0 10px 30px rgba(45, 45, 45, 0.08);
  --shadow-lg: 0 18px 50px rgba(45, 45, 45, 0.14);

  --maxw:      1120px;
  --gap:       clamp(1rem, 3vw, 2rem);

  --font-title: "Nunito", system-ui, sans-serif;
  --font-body:  "Inter", system-ui, sans-serif;
}

/* ---------- Reset básico ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--blanco);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }

h1, h2, h3 {
  font-family: var(--font-title);
  line-height: 1.15;
  margin: 0;
  color: var(--negro);
}

a { color: inherit; text-decoration: none; }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: clamp(1.1rem, 5vw, 2rem);
}
.container-narrow { max-width: 720px; }

.section { padding-block: clamp(3.5rem, 9vw, 6rem); }
.section-crema    { background: var(--crema); }
.section-turquesa { background: var(--turquesa); }
/* Menta pastel suave */
.section-mint {
  background: linear-gradient(180deg, #F3FBF9 0%, #EAF7F5 100%);
}
/* Fondo pastel suave (formulario de turno) */
.section-pastel {
  background:
    radial-gradient(900px 420px at 100% 0%, rgba(255,230,109,.28), transparent 60%),
    radial-gradient(900px 480px at 0% 100%, rgba(255,107,107,.14), transparent 60%),
    linear-gradient(160deg, #F1FBF9 0%, #FFF9F0 100%);
}

.section-head { text-align: center; max-width: 640px; margin-inline: auto; margin-bottom: clamp(2rem, 5vw, 3.2rem); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: .8rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--coral);
  margin-bottom: .6rem;
}
.eyebrow-light { color: var(--negro); opacity: .8; }
.eyebrow-pastel { color: var(--turquesa-dark); }

.section-title {
  font-weight: 900;
  font-size: clamp(1.7rem, 5vw, 2.6rem);
}
.section-title-light { color: var(--blanco); }
.section-sub { color: rgba(45,45,45,.85); margin-top: .8rem; font-size: 1.05rem; }
.section-sub-dark { color: var(--text-soft); }

/* ---------- Botones ---------- */
.btn {
  --btn-bg: var(--coral);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1rem;
  color: var(--blanco);
  background: var(--btn-bg);
  border: none;
  border-radius: 999px;
  padding: .95rem 1.8rem;
  min-height: 48px;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
  box-shadow: 0 8px 22px rgba(255, 107, 107, 0.35);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(255, 107, 107, 0.45); }
.btn:active { transform: translateY(0); }
.btn:focus-visible { outline: 3px solid var(--negro); outline-offset: 3px; }

.btn-coral { --btn-bg: var(--coral); }
.btn-coral:hover { background: var(--coral-dark); }
.btn-lg { font-size: 1.1rem; padding: 1.05rem 2.2rem; min-height: 54px; }
.btn-block { width: 100%; margin-top: 1.4rem; }

/* Spinner del botón (oculto hasta enviar) */
.btn-spinner {
  width: 18px; height: 18px;
  border: 3px solid rgba(255,255,255,.45);
  border-top-color: var(--blanco);
  border-radius: 50%;
  display: none;
  animation: spin .7s linear infinite;
}
.btn.is-loading { pointer-events: none; opacity: .85; }
.btn.is-loading .btn-spinner { display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(45,45,45,.06);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: .8rem;
}
.brand {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: 1.35rem;
  color: var(--negro);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(.8rem, 3vw, 1.8rem);
  list-style: none;
  margin: 0; padding: 0;
}
.nav-links a { font-weight: 600; font-size: .95rem; color: var(--text-soft); transition: color .15s; }
.nav-links a:hover { color: var(--coral); }
.nav-cta {
  background: var(--turquesa);
  color: var(--blanco) !important;
  font-family: var(--font-title);
  font-weight: 800;
  padding: .55rem 1.1rem;
  border-radius: 999px;
}
.nav-cta:hover { background: var(--turquesa-dark); }
/* En mobile escondemos los enlaces secundarios, dejamos el CTA */
.nav-links li:not(:last-child) { display: none; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(78,205,196,.22), transparent 60%),
    radial-gradient(900px 500px at 0% 0%, rgba(255,230,109,.28), transparent 55%),
    var(--crema);
  /* El padding inferior reserva espacio para la escena de perritos,
     así el botón nunca se superpone con ellos. */
  padding-block: clamp(3.5rem, 11vw, 7rem) clamp(180px, 32vw, 310px);
  text-align: center;
  overflow: hidden;
}
.hero-inner { position: relative; z-index: 2; }
.hero-title {
  font-weight: 900;
  font-size: clamp(2.6rem, 10vw, 5rem);
  letter-spacing: -.02em;
}
.hero-paw { display: inline-block; }
.hero-tagline {
  font-size: clamp(1.1rem, 3.5vw, 1.5rem);
  color: var(--text-soft);
  max-width: 560px;
  margin: 1.1rem auto 2rem;
  font-weight: 500;
}

/* Huellas del hero: se mueven en diagonal de forma sutil */
.paw-trail {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}
.paw-trail .paw {
  position: absolute;
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  opacity: 0;
  transform: rotate(35deg);
  animation: paw-walk 6s ease-in-out infinite;
  animation-delay: calc(var(--i) * .55s);
}
.paw-trail .paw:nth-child(1) { top: 22%; left: 8%; }
.paw-trail .paw:nth-child(2) { top: 38%; left: 18%; }
.paw-trail .paw:nth-child(3) { top: 20%; left: 82%; }
.paw-trail .paw:nth-child(4) { top: 60%; left: 74%; }
.paw-trail .paw:nth-child(5) { top: 70%; left: 12%; }

@keyframes paw-walk {
  0%   { opacity: 0; transform: translateY(10px) rotate(35deg) scale(.8); }
  25%  { opacity: .55; transform: translateY(0) rotate(35deg) scale(1); }
  60%  { opacity: .55; }
  100% { opacity: 0; transform: translateY(-14px) rotate(35deg) scale(1); }
}

/* Escena de perritos SVG: asoman por abajo, tras la onda */
.hero-scene {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  z-index: 1;
  line-height: 0;
  pointer-events: none;
}
.hero-scene svg {
  width: 100%;
  height: clamp(130px, 22vw, 250px);
  display: block;
}
/* Balanceo suave de cada perrito (idle) */
.dog-bob { animation: dog-bob 3.4s ease-in-out infinite; animation-delay: var(--d, 0s); transform-box: view-box; }
@keyframes dog-bob {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}
/* Movimiento de cola del perrito del centro */
.tail-wag { transform-box: fill-box; transform-origin: 20% 90%; animation: tail-wag .5s ease-in-out infinite; }
@keyframes tail-wag {
  0%, 100% { transform: rotate(-8deg); }
  50%      { transform: rotate(12deg); }
}

/* Burbujas de baño flotando (esquinas, no invaden el centro/CTA) */
.hero-bubbles { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.hero-bubbles .bubble {
  position: absolute;
  left: var(--x);
  top: var(--y);
  width: var(--s);
  height: var(--s);
  border-radius: 50%;
  background:
    radial-gradient(circle at 32% 30%, rgba(255,255,255,.9), rgba(255,255,255,0) 45%),
    radial-gradient(circle at 70% 70%, rgba(78,205,196,.35), rgba(255,230,109,.25));
  border: 1px solid rgba(255,255,255,.55);
  opacity: .55;
  animation: bubble-float var(--dur, 7s) ease-in-out infinite;
  animation-delay: var(--d, 0s);
}
@keyframes bubble-float {
  0%, 100% { transform: translateY(0) scale(1);     opacity: .5; }
  50%      { transform: translateY(-16px) scale(1.08); opacity: .8; }
}

/* Onda inferior del hero (por encima de los perritos, les tapa las patitas) */
.hero-wave { position: absolute; bottom: -1px; left: 0; width: 100%; line-height: 0; z-index: 3; }
.hero-wave svg { width: 100%; height: clamp(50px, 8vw, 110px); }

/* ---------- Cards de servicios ---------- */
.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}
.card {
  background: var(--blanco);
  border-radius: var(--radius);
  padding: 1.8rem;
  box-shadow: var(--shadow);
  border: 1px solid rgba(45,45,45,.05);
  transition: transform .2s ease, box-shadow .2s ease;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.card-emoji {
  font-size: 2.4rem;
  width: 64px; height: 64px;
  display: grid; place-items: center;
  background: var(--crema);
  border-radius: 16px;
  margin-bottom: 1.1rem;
}
.card-title { font-weight: 800; font-size: 1.3rem; margin-bottom: .5rem; }
.card-text { color: var(--text-soft); margin: 0; font-size: .98rem; }

/* ---------- Pilares ---------- */
.pillars {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.6rem, 4vw, 2.6rem);
}
.pillar { text-align: center; padding: 1rem; }
.pillar-icon {
  width: 80px; height: 80px;
  margin: 0 auto 1.2rem;
  display: grid; place-items: center;
  border-radius: 50%;
}
.pillar-icon svg { width: 38px; height: 38px; }
.pillar-icon-coral    { background: rgba(255,107,107,.14); color: var(--coral); }
.pillar-icon-turquesa { background: rgba(78,205,196,.16);  color: var(--turquesa-dark); }
.pillar-icon-amarillo { background: rgba(255,230,109,.28); color: #C9A400; }
.pillar-title { font-weight: 800; font-size: 1.25rem; margin-bottom: .5rem; }
.pillar-text { color: var(--text-soft); margin: 0; max-width: 32ch; margin-inline: auto; }

/* ---------- Formulario ---------- */
.form { text-align: left; }
.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
}
.field { display: flex; flex-direction: column; gap: .4rem; }
.field label {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .92rem;
  color: var(--negro);
}
.field input,
.field select {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text);
  background: #FBFDFC;
  border: 2px solid #DDEEEC;
  border-radius: var(--radius-sm);
  padding: .8rem .95rem;
  min-height: 48px;
  width: 100%;
  transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
  appearance: none;
}
.field input::placeholder { color: #9db5b1; }
.field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%232D2D2D' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.6rem;
}
.field input:focus,
.field select:focus {
  outline: none;
  background: var(--blanco);
  border-color: var(--turquesa);
  box-shadow: 0 0 0 4px rgba(78,205,196,.18);
}
.field input:user-invalid,
.field select:user-invalid {
  border-color: var(--coral);
  box-shadow: 0 0 0 4px rgba(255,107,107,.12);
}

/* Mensaje de estado inline */
.form-status {
  margin: 1.1rem 0 0;
  padding: .9rem 1.1rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: .95rem;
  text-align: center;
}
.form-status.is-success {
  background: rgba(78,205,196,.18);
  color: #1f7d76;
  border: 1px solid rgba(78,205,196,.5);
}
.form-status.is-error {
  background: rgba(255,107,107,.14);
  color: #c0393e;
  border: 1px solid rgba(255,107,107,.45);
}

/* ---------- Footer ---------- */
.site-footer {
  background: linear-gradient(180deg, #FFF9F0 0%, #EAF7F5 100%);
  color: var(--text);
  border-top: 1px solid rgba(45,45,45,.06);
  padding-block: clamp(2.5rem, 6vw, 3.5rem);
  text-align: center;
}
.footer-inner { display: grid; gap: 1.2rem; justify-items: center; }
.footer-brand {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: 1.5rem;
  color: var(--negro);
}
.socials { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center; }
.social {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .95rem;
  color: var(--negro);
  background: rgba(45,45,45,.05);
  border: 1px solid rgba(45,45,45,.12);
  padding: .7rem 1.2rem;
  border-radius: 999px;
  min-height: 44px;
  transition: transform .15s ease, background .15s ease, color .15s ease, border-color .15s ease;
}
.social svg { width: 22px; height: 22px; }
.social:hover { transform: translateY(-2px); color: var(--blanco); }
.social-wa:hover { background: #25D366; border-color: #25D366; }
.social-ig:hover { background: linear-gradient(45deg, #F58529, #DD2A7B, #8134AF); border-color: transparent; }
.footer-love { margin: 0; font-size: 1rem; }
.footer-copy { margin: 0; font-size: .85rem; color: rgba(45,45,45,.5); }

/* ---------- Animación de aparición (reveal on scroll) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* =========================================================
   RESPONSIVE (mobile-first → escalamos hacia arriba)
   ========================================================= */
@media (min-width: 620px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .pillars { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr 1fr; }
  /* Fecha y hora comparten fila; servicio ocupa todo el ancho */
  .field:nth-child(5) { grid-column: 1 / -1; }
}

@media (min-width: 860px) {
  .nav-links li:not(:last-child) { display: list-item; }
}

@media (min-width: 1024px) {
  .cards { grid-template-columns: repeat(3, 1fr); }
  .pillars { grid-template-columns: repeat(4, 1fr); }
}

/* =========================================================
   PREFERS-REDUCED-MOTION: apagamos todo lo que se mueve
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .paw-trail .paw { opacity: .4; animation: none; }
  .reveal { opacity: 1; transform: none; }
}