/* ==========================================================================
   AQUACURE MÉXICO - HOJA DE ESTILOS PRINCIPAL
   ==========================================================================
   Un solo archivo controla el diseño de TODO el sitio. Cambiar un color o
   tamaño aquí lo actualiza en todas las páginas.

   Mismo sistema base que alianzadigital.com.mx y mimonclova.com (mismas
   variables, mismos nombres de clase) para consistencia entre los tres
   sitios, con la paleta propia de AquaCure.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. VARIABLES DE MARCA
   -------------------------------------------------------------------------- */
:root {
  /* Colores de marca (basados en el logo de AquaCure) */
  --color-navy: #0B3B5E;        /* azul marino - encabezados, texto de marca */
  --color-blue: #2CADE4;        /* azul cielo del logo - acentos, enlaces, "Aqua" */
  --color-green: #3FAE49;       /* verde del logo - botones de acción, "Cure" */
  --color-green-dark: #2E8935;  /* verde oscuro - hover de botones */

  /* Colores neutros */
  --color-bg: #F4F7F9;          /* fondo general, gris azulado muy claro */
  --color-white: #FFFFFF;
  --color-text: #202632;        /* texto principal */
  --color-text-light: #616B76;  /* texto secundario / descripciones */
  --color-border: #DCE3E8;      /* líneas divisorias sutiles */

  /* Recuadro de aviso legal (tono neutro, no alarmante) */
  --color-notice-bg: #EFF3F6;
  --color-notice-text: #33414D;
  --color-notice-border: #C9D4DC;

  /* Tipografía */
  --font-heading: 'Poppins', Arial, sans-serif;
  --font-body: 'Inter', Arial, sans-serif;

  /* Medidas reutilizables */
  --max-width: 1120px;
  --radius: 10px;
  --radius-sm: 6px;
}

/* --------------------------------------------------------------------------
   2. RESET BÁSICO
   -------------------------------------------------------------------------- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-white);
  line-height: 1.6;
  font-size: 16px;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-blue);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

ul, ol {
  list-style: none;
}

/* --------------------------------------------------------------------------
   3. TIPOGRAFÍA GENERAL
   -------------------------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-navy);
  line-height: 1.25;
  font-weight: 600;
}

h1 { font-size: 2.3rem; }
h2 { font-size: 1.75rem; margin-bottom: 1rem; }
h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }

p {
  margin-bottom: 1rem;
  color: var(--color-text);
}

.text-light {
  color: var(--color-text-light);
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-green);
  margin-bottom: 0.75rem;
}

/* --------------------------------------------------------------------------
   4. CONTENEDOR Y SECCIONES
   -------------------------------------------------------------------------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 60px 0;
}

.section-alt {
  background-color: var(--color-bg);
}

.section-title {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 2.5rem auto;
}

.section-title h2 {
  margin-bottom: 0.75rem;
}

/* --------------------------------------------------------------------------
   5. ENCABEZADO / MENÚ DE NAVEGACIÓN
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-link {
  display: flex;
  align-items: center;
}

.logo-link img {
  height: 40px;
  width: auto;
}

/* Menú principal (escritorio) */
.main-nav {
  display: flex;
  align-items: center;
  gap: 26px;
}

.main-nav a {
  color: var(--color-navy);
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
}

.main-nav a:hover {
  color: var(--color-green);
}

.main-nav a.active {
  color: var(--color-green);
  font-weight: 600;
}

.nav-cta {
  background-color: var(--color-green);
  color: var(--color-white) !important;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
}

.nav-cta:hover {
  background-color: var(--color-green-dark);
  text-decoration: none !important;
}

.nav-extra {
  display: none;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 34px;
  height: 34px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-navy);
  border-radius: 2px;
}

/* --------------------------------------------------------------------------
   6. HERO
   -------------------------------------------------------------------------- */
.hero {
  background-color: var(--color-navy);
  color: var(--color-white);
  padding: 72px 0;
}

.hero-content {
  max-width: 560px;
}

.hero .eyebrow {
  color: #8ED0F0;
}

.hero h1 {
  color: var(--color-white);
  margin-bottom: 1.25rem;
}

.hero p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.1rem;
  margin-bottom: 1.75rem;
}

.hero-sm {
  padding: 52px 0;
  text-align: left;
}

.hero-sm .hero-content {
  max-width: 640px;
}

/* --------------------------------------------------------------------------
   7. BOTONES
   -------------------------------------------------------------------------- */
.btn {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.98rem;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  text-decoration: none !important;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
  background-color: var(--color-green);
  color: var(--color-white) !important;
}

.btn-primary:hover {
  background-color: var(--color-green-dark);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--color-white);
  color: var(--color-white) !important;
}

.btn-outline:hover {
  background-color: rgba(255, 255, 255, 0.15);
}

.btn-outline-dark {
  background-color: transparent;
  border-color: var(--color-navy);
  color: var(--color-navy) !important;
}

.btn-outline-dark:hover {
  background-color: var(--color-navy);
  color: var(--color-white) !important;
}

/* --------------------------------------------------------------------------
   8. TARJETAS
   -------------------------------------------------------------------------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.card-grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.card-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 30px 26px;
}

/* --------------------------------------------------------------------------
   9. PROCESO (pasos numerados - usado en "Cómo comprar")
   -------------------------------------------------------------------------- */
.process-grid {
  counter-reset: step;
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 640px;
  margin: 0 auto;
}

.process-step {
  position: relative;
  padding: 0 0 32px 52px;
  border-left: 2px solid var(--color-border);
  margin-left: 19px;
}

.process-step:last-child {
  border-left: 2px solid transparent;
  padding-bottom: 0;
}

.process-step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: -20px;
  top: 0;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: var(--color-navy);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.process-step h3 {
  margin-bottom: 6px;
}

/* --------------------------------------------------------------------------
   10. TARJETA DE PRECIO
   -------------------------------------------------------------------------- */
.price-card {
  background-color: var(--color-white);
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  padding: 36px;
  max-width: 460px;
  margin: 0 auto;
}

.price-card.featured {
  border-color: var(--color-green);
}

.price-amount {
  font-family: var(--font-heading);
  font-size: 2.6rem;
  font-weight: 600;
  color: var(--color-navy);
  margin: 0.5rem 0;
}

.price-amount span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-text-light);
}

.price-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
  padding-left: 28px;
  position: relative;
}

.price-list li:last-child {
  border-bottom: none;
}

.price-list li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: var(--color-green);
  font-weight: 700;
}

.price-note {
  background-color: var(--color-bg);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  font-size: 0.95rem;
  margin-top: 20px;
}

.promo-code {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: 0.04em;
  background-color: var(--color-bg);
  border: 1px dashed var(--color-navy);
  color: var(--color-navy);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
}

/* --------------------------------------------------------------------------
   11. RECUADRO DE AVISO / NOTA LEGAL (tono neutro, no alarmante)
   -------------------------------------------------------------------------- */
.notice-box {
  background-color: var(--color-notice-bg);
  border: 1px solid var(--color-notice-border);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
}

.notice-box p {
  color: var(--color-notice-text);
  font-size: 0.94rem;
  margin-bottom: 0.6rem;
}

.notice-box p:last-child {
  margin-bottom: 0;
}

.notice-box h3 {
  color: var(--color-notice-text);
  font-size: 1rem;
  margin-bottom: 0.6rem;
}

/* --------------------------------------------------------------------------
   12. VIDEOS RESPONSIVOS (embeds de YouTube)
   -------------------------------------------------------------------------- */
.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius);
  background-color: var(--color-bg);
}

.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-card {
  margin-bottom: 20px;
}

.video-card h3 {
  margin-bottom: 10px;
}

/* --------------------------------------------------------------------------
   13. ACORDEÓN (preguntas frecuentes)
   -------------------------------------------------------------------------- */
.accordion-item {
  border-bottom: 1px solid var(--color-border);
}

.accordion-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  list-style: none;
  padding: 18px 0;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-navy);
}

.accordion-item summary::-webkit-details-marker {
  display: none;
}

.accordion-item summary .chevron {
  font-size: 1.2rem;
  color: var(--color-text-light);
  transition: transform 0.15s ease;
  flex-shrink: 0;
}

.accordion-item[open] summary .chevron {
  transform: rotate(180deg);
}

.accordion-item .accordion-body {
  padding: 0 0 20px 0;
}

/* --------------------------------------------------------------------------
   14. TESTIMONIOS
   -------------------------------------------------------------------------- */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.testimonial-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
}

.testimonial-quote {
  font-size: 1.02rem;
  color: var(--color-text);
  margin-bottom: 16px;
}

.testimonial-name {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-navy);
  font-size: 0.92rem;
}

/* --------------------------------------------------------------------------
   15. COMPARATIVO (original vs. imitación)
   -------------------------------------------------------------------------- */
.compare-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.compare-card {
  border-radius: var(--radius);
  padding: 28px;
  border: 2px solid var(--color-border);
}

.compare-card.is-original {
  border-color: var(--color-green);
}

.compare-card h3 {
  margin-bottom: 14px;
}

.compare-card li {
  padding: 8px 0 8px 28px;
  position: relative;
  font-size: 0.95rem;
}

.compare-card.is-original li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: var(--color-green);
  font-weight: 700;
}

.compare-card.is-imitation li::before {
  content: "\2717";
  position: absolute;
  left: 0;
  color: var(--color-text-light);
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   15b. BADGE MADE IN USA
   -------------------------------------------------------------------------- */
.badge-usa {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 1.25rem;
}

.badge-usa img {
  width: 56px;
  height: auto;
}

.badge-usa span {
  font-size: 0.85rem;
  color: var(--color-text-light);
  max-width: 220px;
}

/* --------------------------------------------------------------------------
   16. CONTACTO
   -------------------------------------------------------------------------- */
.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-method {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.contact-method-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  background-color: var(--color-navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   17. PIE DE PÁGINA
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-navy);
  color: rgba(255, 255, 255, 0.85);
  padding: 48px 0 22px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 28px;
}

.footer-brand img {
  height: 30px;
  margin-bottom: 12px;
  filter: brightness(0) invert(1);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  max-width: 320px;
}

.site-footer h4 {
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  margin-bottom: 12px;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.75);
  display: block;
  padding: 4px 0;
  font-size: 0.92rem;
}

.site-footer a:hover {
  color: var(--color-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 18px;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.6);
  text-align: center;
}

.footer-bottom a {
  display: inline;
  color: rgba(255, 255, 255, 0.7);
}

/* --------------------------------------------------------------------------
   18. UTILIDADES
   -------------------------------------------------------------------------- */
.text-center { text-align: center; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-0 { margin-bottom: 0; }

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

/* --------------------------------------------------------------------------
   19. RESPONSIVE / MÓVIL
   -------------------------------------------------------------------------- */
@media (max-width: 860px) {
  h1 { font-size: 1.85rem; }
  h2 { font-size: 1.45rem; }

  .card-grid,
  .card-grid-2,
  .card-grid-4,
  .testimonial-grid,
  .compare-grid {
    grid-template-columns: 1fr;
  }

  .two-col {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .menu-toggle {
    display: flex;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 8px 20px rgba(11, 59, 94, 0.1);
  }

  .main-nav.is-open {
    display: flex;
  }

  .nav-extra {
    display: block;
  }

  .main-nav a {
    padding: 16px 24px;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-cta {
    margin: 16px 24px;
    text-align: center;
  }

  .hero,
  .hero-sm {
    padding: 48px 0;
    text-align: left;
  }

  .hero-content {
    max-width: 100%;
  }

  .process-grid {
    max-width: 100%;
  }
}