/* =========================================================
   NissiFoot — landing de una página
   Paleta y tipografía fijas (no cambiar sin acuerdo):
   Terracota #C96F4A · Terracota oscuro #8A3F22
   Verde salvia #8FA98B · Verde salvia oscuro #4F6B4C
   Crema #FAF6F1 · Sand #F1E8DC
   Carbón #2E2A27 · Carbón suave #5C5650 · Bordes #E3D8C9
   Wordmark/títulos: Fraunces · Cuerpo: Work Sans
   ========================================================= */

:root {
  --terracota: #c96f4a;
  --terracota-oscuro: #8a3f22;
  --salvia: #8fa98b;
  --salvia-oscuro: #4f6b4c;
  --crema: #faf6f1;
  --sand: #f1e8dc;
  --carbon: #2e2a27;
  --carbon-suave: #5c5650;
  --borde: #e3d8c9;

  --maxw: 1120px;
  --radio: 16px;
  --radio-sm: 12px;
  --sombra: 0 1px 2px rgba(46, 42, 39, 0.04), 0 12px 32px -12px rgba(46, 42, 39, 0.12);
  --transicion: 180ms ease;

  --font-titulo: "Fraunces", Georgia, "Times New Roman", serif;
  --font-cuerpo: "Work Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--crema);
  color: var(--carbon);
  font-family: var(--font-cuerpo);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

h1,
h2,
h3 {
  font-family: var(--font-titulo);
  font-weight: 500;
  line-height: 1.15;
  color: var(--carbon);
  margin: 0;
  letter-spacing: -0.01em;
}

p {
  margin: 0;
}

a {
  color: var(--terracota-oscuro);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 3rem);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--carbon);
  color: #fff;
  padding: 0.6rem 1rem;
  border-radius: 0 0 var(--radio-sm) 0;
  z-index: 200;
}
.skip-link:focus {
  left: 0;
}

/* ---------- Foco visible accesible ---------- */
a:focus-visible,
button:focus-visible,
.btn:focus-visible {
  outline: 3px solid var(--salvia-oscuro);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- Tipografía utilitaria ---------- */
.eyebrow {
  font-family: var(--font-cuerpo);
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--salvia-oscuro);
  margin-bottom: 0.85rem;
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-cuerpo);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  transition: background var(--transicion), color var(--transicion),
    transform var(--transicion), box-shadow var(--transicion);
}

.btn--primary {
  background: var(--terracota);
  color: #fff;
  padding: 0.9rem 1.6rem;
  box-shadow: 0 10px 24px -12px rgba(201, 111, 74, 0.7);
}
.btn--primary:hover {
  background: var(--terracota-oscuro);
  transform: translateY(-2px);
  box-shadow: 0 16px 30px -12px rgba(138, 63, 34, 0.55);
}
.btn--primary:active {
  transform: translateY(0);
}

.btn--sm {
  padding: 0.6rem 1.1rem;
  font-size: 0.9375rem;
}
.btn--lg {
  padding: 1.05rem 2rem;
  font-size: 1.0625rem;
}

/* ---------- Header sticky ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 246, 241, 0.85);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transicion), box-shadow var(--transicion);
}
.site-header.is-scrolled {
  border-bottom-color: var(--borde);
  box-shadow: 0 6px 20px -16px rgba(46, 42, 39, 0.5);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 68px;
  transition: min-height var(--transicion);
}
.site-header.is-compact .site-header__inner {
  min-height: 54px;
}
.site-header.is-compact .wordmark {
  font-size: 1.2rem;
}

/* Barra de progreso de lectura */
.reading-progress {
  position: fixed;
  inset: 0 0 auto 0;
  height: 3px;
  z-index: 150;
  background: linear-gradient(90deg, var(--terracota), var(--salvia-oscuro));
  transform: scaleX(0);
  transform-origin: 0 50%;
  will-change: transform;
}

.wordmark {
  font-family: var(--font-titulo);
  font-weight: 600;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
  color: var(--carbon);
  text-decoration: none;
  transition: font-size var(--transicion);
}
.wordmark--footer {
  font-size: 1.5rem;
  color: #fff;
}

/* ---------- Hero ---------- */
.hero {
  padding-block: clamp(3rem, 8vw, 6rem);
}
.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 6vw, 4.5rem);
  align-items: center;
}
.hero__title {
  font-size: clamp(2.25rem, 5.5vw, 3.6rem);
  margin-bottom: 1.1rem;
  max-width: 14ch;
}
.hero__lead {
  font-size: 1.15rem;
  color: var(--carbon-suave);
  max-width: 46ch;
  margin-bottom: 1.75rem;
}
.hero__actions {
  margin-bottom: 1.5rem;
}
.credentials {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.95rem;
  color: var(--carbon-suave);
}
.credentials__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--salvia);
  flex: none;
}
.hero__art {
  position: relative;
  justify-self: center;
  max-width: 420px;
  width: 100%;
}
.hero__art-circle {
  position: relative;
  width: 100%;
  max-width: 480px;
  aspect-ratio: 1 / 1;
  margin-inline: auto;
  border-radius: 999px;
  background: var(--sand);
  overflow: hidden;
  filter: drop-shadow(0 24px 40px rgba(79, 107, 76, 0.16));
}
.hero__art-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero__art-overlay {
  position: absolute;
  inset: 0;
  background: var(--terracota);
  opacity: 0.12;
}

/* Tarjeta flotante anclada al círculo del hero */
.hero__badge {
  position: absolute;
  left: 2%;
  bottom: 8%;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  background: #fff;
  border: 1px solid var(--borde);
  border-radius: 12px;
  padding: 0.65rem 0.9rem;
  box-shadow: 0 10px 28px -14px rgba(46, 42, 39, 0.3);
  max-width: 208px;
}
.hero__badge-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(143, 169, 139, 0.18);
}
.hero__badge-icon svg {
  width: 14px;
  height: 14px;
  filter: none;
}
.hero__badge-text {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  line-height: 1.25;
}
.hero__badge-text strong {
  font-size: 0.85rem;
  color: var(--carbon);
}
.hero__badge-text small {
  font-size: 0.75rem;
  color: var(--carbon-suave);
}

/* ---------- Secciones ---------- */
.section {
  padding-block: clamp(3.5rem, 9vw, 6.5rem);
}
.section--sand {
  background: var(--sand);
}
.section--sage {
  background: var(--salvia-oscuro);
  color: var(--crema);
}
.section--sage .section__title,
.section--sage .eyebrow {
  color: var(--crema);
}
.section--sage .eyebrow {
  opacity: 0.75;
}
.section--sage .section__intro {
  color: rgba(250, 246, 241, 0.82);
}

.section__head {
  max-width: 44ch;
  margin-bottom: clamp(2.25rem, 5vw, 3.5rem);
}
.section__title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
}
.section__intro {
  margin-top: 0.9rem;
  font-size: 1.1rem;
  color: var(--carbon-suave);
}
.section__note {
  margin-top: 2rem;
  padding: 1.1rem 1.4rem;
  background: var(--crema);
  border: 1px solid var(--borde);
  border-radius: var(--radio-sm);
  font-size: 0.98rem;
  color: var(--carbon-suave);
}
.section__note strong {
  color: var(--carbon);
}
.section__cta {
  margin-top: clamp(2rem, 5vw, 3rem);
}

/* ---------- Grid de tarjetas (motivos de consulta) ---------- */
.cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}
.card {
  background: var(--crema);
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  padding: 1.6rem;
  box-shadow: var(--sombra);
  transition: transform var(--transicion), box-shadow var(--transicion),
    border-color var(--transicion);
}
.card:hover {
  transform: translateY(-4px);
  border-color: #d9c7ac;
  box-shadow: 0 1px 2px rgba(46, 42, 39, 0.04), 0 22px 44px -18px rgba(46, 42, 39, 0.22);
}
.card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--sand);
  color: var(--salvia-oscuro);
  margin-bottom: 1.1rem;
  transition: background var(--transicion), color var(--transicion),
    transform var(--transicion);
}
.card:hover .card__icon {
  background: var(--terracota);
  color: #fff;
  transform: scale(1.06) rotate(-3deg);
}
.card__icon svg {
  width: 24px;
  height: 24px;
}
.card__title {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}
.card__text {
  font-size: 0.98rem;
  color: var(--carbon-suave);
}

/* ---------- Quién te atiende ---------- */
.who__grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(2rem, 6vw, 4.5rem);
  align-items: center;
}
.who__media {
  justify-self: center;
  max-width: 320px;
  width: 100%;
}
.who__photo {
  position: relative;
  border-radius: var(--radio);
  overflow: hidden;
  border: 1px solid var(--borde);
  box-shadow: var(--sombra);
  aspect-ratio: 4 / 5;
}
.who__photo img,
.who__photo svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 25%;
}
.who__content .eyebrow {
  margin-bottom: 0.75rem;
}
.who__content .section__title {
  margin-bottom: 1.1rem;
}
.who__text {
  font-size: 1.05rem;
  color: var(--carbon-suave);
  max-width: 52ch;
}
.who__text + .who__text {
  margin-top: 1.1rem;
}

/* ---------- Pasos (cómo funciona) ---------- */
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  counter-reset: paso;
}
.step {
  position: relative;
  padding: 1.75rem 1.5rem 1.5rem;
  background: var(--crema);
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  transition: transform var(--transicion), box-shadow var(--transicion),
    border-color var(--transicion);
}
.step:hover {
  transform: translateY(-4px);
  border-color: #d9c7ac;
  box-shadow: var(--sombra);
}
.step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--terracota);
  color: #fff;
  font-family: var(--font-titulo);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  transition: transform var(--transicion);
}
.step:hover .step__num {
  transform: scale(1.08);
}
.step__title {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}
.step__text {
  font-size: 0.98rem;
  color: var(--carbon-suave);
}

/* ---------- Higiene y seguridad ---------- */
.higiene__grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(2rem, 6vw, 4.5rem);
  align-items: center;
}
.higiene__media {
  justify-self: center;
  max-width: 420px;
  width: 100%;
}
.higiene__photo {
  position: relative;
  border-radius: var(--radio);
  overflow: hidden;
  border: 1px solid rgba(250, 246, 241, 0.18);
  box-shadow: var(--sombra);
  aspect-ratio: 3 / 4;
}
.higiene__photo img,
.higiene__photo svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.safety {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem 2.5rem;
}
.safety__item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.safety__icon {
  flex: none;
  width: 30px;
  height: 30px;
  color: var(--salvia);
  margin-top: 2px;
  transition: transform var(--transicion), color var(--transicion);
}
.safety__item:hover .safety__icon {
  transform: scale(1.12);
  color: var(--crema);
}
.safety__title {
  font-size: 1.15rem;
  margin-bottom: 0.35rem;
  color: var(--crema);
}
.safety__text {
  font-size: 0.98rem;
  color: rgba(250, 246, 241, 0.82);
}

/* ---------- Testimonio ---------- */
.quote {
  margin: 0;
  max-width: 60ch;
  margin-inline: auto;
  text-align: center;
}
.quote__text {
  font-family: var(--font-titulo);
  font-weight: 400;
  font-style: italic;
  font-size: clamp(1.35rem, 3.2vw, 1.9rem);
  line-height: 1.4;
  color: var(--carbon);
  margin: 0 0 1.25rem;
}
.quote__by {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--carbon-suave);
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}
.quote__badge {
  font-weight: 500;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--salvia-oscuro);
  background: var(--sand);
  border: 1px solid var(--borde);
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
}

/* ---------- CTA final + cobertura ---------- */
.cta-final__inner {
  text-align: center;
  max-width: 640px;
}
.cta-final .section__intro {
  margin-bottom: 1.75rem;
}
.cta-final .eyebrow {
  margin-inline: auto;
}
.coverage {
  margin-top: clamp(2.5rem, 6vw, 4rem);
  padding-top: clamp(2rem, 5vw, 3rem);
  border-top: 1px solid var(--borde);
}
.coverage__title {
  font-size: 1.15rem;
  margin-bottom: 1.1rem;
}
.coverage__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
}
.coverage__list li {
  background: var(--crema);
  border: 1px solid var(--borde);
  border-radius: 999px;
  padding: 0.4rem 0.95rem;
  font-size: 0.9rem;
  color: var(--carbon-suave);
  transition: transform var(--transicion), background var(--transicion),
    border-color var(--transicion);
}
.coverage__list li:hover {
  transform: translateY(-2px);
  background: #fff;
  border-color: #d9c7ac;
}
.coverage__note {
  margin-top: 1.1rem;
  font-size: 0.9rem;
  color: var(--carbon-suave);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--carbon);
  color: rgba(250, 246, 241, 0.75);
  padding-block: 2.75rem 1.75rem;
}
.site-footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid rgba(250, 246, 241, 0.12);
}
.site-footer__tagline {
  margin-top: 0.35rem;
  font-size: 0.95rem;
}
.site-footer__links {
  display: flex;
  gap: 1.5rem;
}
.site-footer__links a {
  color: var(--crema);
  text-decoration: none;
  font-weight: 500;
}
.site-footer__links a:hover {
  text-decoration: underline;
}
.site-footer__legal {
  padding-top: 1.5rem;
  font-size: 0.85rem;
}

/* ---------- Botón flotante WhatsApp ---------- */
.wa-fab {
  position: fixed;
  right: 1.1rem;
  bottom: 1.1rem;
  z-index: 90;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--terracota);
  color: #fff;
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 28px -8px rgba(46, 42, 39, 0.5);
  transition: background var(--transicion), transform var(--transicion);
}
.wa-fab:hover {
  background: var(--terracota-oscuro);
  transform: translateY(-2px);
}
.wa-fab svg {
  width: 30px;
  height: 30px;
}

/* ---------- Animación de aparición ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 550ms ease, transform 550ms cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
/* El JS reparte un transition-delay incremental a los hijos .reveal de .stagger */

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero__grid {
    grid-template-columns: 1fr;
    text-align: left;
  }
  .hero__art {
    order: -1;
    max-width: 300px;
  }
  .hero__title {
    max-width: 20ch;
  }
  .who__grid {
    grid-template-columns: 1fr;
    text-align: left;
  }
  .who__media {
    max-width: 240px;
  }
  .higiene__grid {
    grid-template-columns: 1fr;
    text-align: left;
  }
  .higiene__media {
    max-width: 280px;
  }
  .wa-fab {
    display: inline-flex;
  }
}

@media (max-width: 520px) {
  body {
    font-size: 1rem;
  }
  .wordmark {
    font-size: 1.25rem;
  }
  .btn--lg {
    width: 100%;
  }
  .site-footer__inner {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
    transition-delay: 0s !important;
  }
  .btn,
  .card,
  .card__icon,
  .step,
  .step__num,
  .safety__icon,
  .coverage__list li,
  .site-header__inner,
  .wordmark,
  .wa-fab {
    transition: none;
  }
  .reading-progress {
    display: none;
  }
}