/* =========================================================
   AQUAENERGÍA — style.css
   Agua y energía, resueltas.
   ========================================================= */

:root {
  /* Marca */
  --color-primary: #0B3D45;
  --color-primary-dark: #072A30;
  --color-primary-soft: #12545F;
  --color-accent: #C08B3E;
  --color-accent-light: #DCAD6C;
  --color-bg: #FAFAF8;
  --color-bg-alt: #F1EEE6;
  --color-text: #1A1A1A;
  --color-text-muted: #4E5A58;
  --color-white: #FFFFFF;
  --color-border: rgba(11, 61, 69, 0.12);

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

  /* Layout */
  --container: 1240px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;
  --gap: clamp(1.5rem, 3vw, 3rem);

  /* Sombra */
  --shadow-sm: 0 4px 14px rgba(11, 61, 69, 0.08);
  --shadow-md: 0 12px 32px rgba(11, 61, 69, 0.14);
  --shadow-lg: 0 24px 60px rgba(11, 61, 69, 0.22);

  --transition: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

html { scroll-padding-top: 130px; }

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.container {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}

section { position: relative; }

h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--color-primary); letter-spacing: -0.01em; }

h2.section-title {
  font-size: clamp(1.9rem, 3.4vw, 2.75rem);
  font-weight: 600;
  line-height: 1.15;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.9rem;
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 2px;
  background: var(--color-accent);
}

.section-head {
  max-width: 640px;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.section-head.center { margin-inline: auto; text-align: center; }

.section-lede {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-top: 0.9rem;
  line-height: 1.7;
}

.section-pad { padding-block: clamp(4rem, 8vw, 7rem); }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.95rem 1.9rem;
  border-radius: 999px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); background: var(--color-accent-light); }
.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255,255,255,0.55);
}
.btn-outline:hover { background: rgba(255,255,255,0.12); border-color: var(--color-white); transform: translateY(-3px); }
.btn-ghost {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-border);
}
.btn-ghost:hover { border-color: var(--color-accent); color: var(--color-accent); }
.btn-block { width: 100%; justify-content: center; }
.btn i { font-size: 1.15em; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 500;
  padding-block: 1.1rem;
  transition: padding var(--transition), background var(--transition), box-shadow var(--transition);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.site-header.is-scrolled {
  background: rgba(250, 250, 248, 0.92);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  padding-block: 0.6rem;
}
.brand {
  display: flex;
  align-items: center;
  background: var(--color-white);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.9rem;
  box-shadow: var(--shadow-sm);
  transition: padding var(--transition);
}
.brand img { height: 52px; width: auto; display: block; transition: height var(--transition); }
.site-header.is-scrolled .brand { padding: 0.35rem 0.7rem; }
.site-header.is-scrolled .brand img { height: 42px; }

.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a {
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-white);
  text-shadow: 0 1px 6px rgba(0,0,0,0.35);
  position: relative;
  padding-block: 0.3rem;
  transition: color var(--transition), text-shadow var(--transition);
}
.site-header.is-scrolled .nav-links a { color: var(--color-primary); text-shadow: none; }
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--color-accent);
  transition: width var(--transition);
}
.nav-links a:hover::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 1rem; }
.header-actions .btn-ghost {
  color: var(--color-white);
  border-color: rgba(255,255,255,0.55);
}
.header-actions .btn-ghost:hover { border-color: var(--color-white); background: rgba(255,255,255,0.12); }
.site-header.is-scrolled .header-actions .btn-ghost {
  color: var(--color-primary);
  border-color: var(--color-border);
}
.site-header.is-scrolled .header-actions .btn-ghost:hover { border-color: var(--color-accent); background: transparent; color: var(--color-accent); }
.nav-toggle {
  display: none;
  font-size: 1.6rem;
  color: var(--color-white);
  text-shadow: 0 1px 6px rgba(0,0,0,0.35);
  transition: color var(--transition);
  z-index: 600;
}
.site-header.is-scrolled .nav-toggle { color: var(--color-primary); text-shadow: none; }
.nav-toggle.is-active { color: var(--color-white) !important; text-shadow: none; }

@media (max-width: 900px) {
  .nav-links {
    position: fixed;
    inset: 0;
    top: 0;
    background: var(--color-primary);
    flex-direction: column;
    justify-content: center;
    gap: 2.2rem;
    transform: translateX(100%);
    transition: transform var(--transition);
  }
  .nav-links a { color: var(--color-white); font-size: 1.3rem; }
  .nav-links.is-open { transform: translateX(0); }
  .nav-toggle { display: block; }
  .header-actions .btn span { display: none; }
  .header-actions .btn { padding: 0.85rem; }
}

/* ---------- Hero ---------- */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  color: var(--color-white);
  overflow: hidden;
}
.hero-slides {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1.08);
  transition: opacity 1.6s ease, transform 8s linear;
}
.hero-slide.is-active { opacity: 1; transform: scale(1); }
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7,42,48,0.55) 0%, rgba(7,42,48,0.35) 40%, rgba(7,42,48,0.92) 100%);
  z-index: -1;
}
.hero-content { padding-block: clamp(7rem, 18vw, 9rem) clamp(3.5rem, 8vw, 5.5rem); max-width: 780px; }
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 1rem;
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: 999px;
  font-size: 0.8rem;
  font-family: var(--font-heading);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(4px);
}
.hero-tag i { color: var(--color-accent-light); }
.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.4rem);
  font-weight: 600;
  line-height: 1.05;
  color: var(--color-white);
}
.hero h1 em { color: var(--color-accent-light); font-style: normal; }
.hero p.lede {
  margin-top: 1.4rem;
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  max-width: 560px;
  color: rgba(255,255,255,0.88);
  line-height: 1.65;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.4rem; }
.hero-dots { position: absolute; bottom: 2.2rem; right: 2.5rem; display: flex; gap: 0.5rem; z-index: 2; }
.hero-dots button {
  width: 30px; height: 4px;
  background: rgba(255,255,255,0.35);
  border-radius: 999px;
  transition: background var(--transition), width var(--transition);
}
.hero-dots button.is-active { background: var(--color-accent); width: 46px; }

/* ---------- Trust bar ---------- */
.trust-bar { background: var(--color-primary); color: var(--color-white); padding-block: 3.2rem; }
.trust-bar .trust-head { text-align: center; max-width: 620px; margin-inline: auto; margin-bottom: 2.2rem; }
.trust-bar .eyebrow { color: var(--color-accent-light); }
.trust-bar h2 { color: var(--color-white); font-size: 1.3rem; font-weight: 500; }
.trust-bar .trust-sub { color: rgba(255,255,255,0.7); font-size: 0.95rem; margin-top: 0.6rem; }

.marquee { overflow: hidden; mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent); }
.marquee-track { display: flex; align-items: center; gap: 3rem; width: max-content; }
.marquee-track img {
  height: 40px;
  width: auto;
  opacity: 0.7;
  transition: opacity var(--transition);
}
.marquee-track img:hover { opacity: 1; }

.trust-badge-line {
  display: flex; align-items: center; justify-content: center; gap: 0.7rem;
  margin-top: 2.4rem; font-size: 0.9rem; color: rgba(255,255,255,0.75); text-align: center; flex-wrap: wrap;
}
.trust-badge-line i { color: var(--color-accent-light); font-size: 1.2rem; }

/* ---------- Problema ---------- */
.problema { background: var(--color-bg); }
.problema-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: var(--gap);
}
.problem-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.2rem;
  transition: transform var(--transition), box-shadow var(--transition);
}
.problem-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.problem-icon {
  width: 56px; height: 56px;
  display: grid; place-items: center;
  border-radius: var(--radius-sm);
  background: rgba(192, 139, 62, 0.12);
  color: var(--color-accent);
  font-size: 1.6rem;
  margin-bottom: 1.3rem;
}
.problem-card h3 { font-size: 1.15rem; margin-bottom: 0.7rem; }
.problem-card p { color: var(--color-text-muted); font-size: 0.95rem; line-height: 1.65; }

/* ---------- Servicios (Agua / Energía / Plomería) ---------- */
.servicios-agua { background: var(--color-bg-alt); }
.servicios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.6rem;
}
.service-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}
.service-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s cubic-bezier(0.16,1,0.3,1); }
.service-card:hover img { transform: scale(1.08); }
.service-card:hover { box-shadow: var(--shadow-lg); }
.service-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(0deg, rgba(7,42,48,0.92) 0%, rgba(7,42,48,0.35) 55%, rgba(7,42,48,0) 100%);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 1.6rem;
  color: var(--color-white);
}
.service-overlay .service-num { font-family: var(--font-heading); font-size: 0.8rem; color: var(--color-accent-light); letter-spacing: 0.1em; margin-bottom: 0.4rem; }
.service-overlay h3 { color: var(--color-white); font-size: 1.15rem; margin-bottom: 0.5rem; }
.service-overlay p {
  font-size: 0.86rem; line-height: 1.55; color: rgba(255,255,255,0.85);
  max-height: 0; opacity: 0; overflow: hidden;
  transition: max-height var(--transition), opacity var(--transition), margin-top var(--transition);
}
.service-card:hover .service-overlay p,
.service-card:focus-within .service-overlay p { max-height: 140px; opacity: 1; margin-top: 0.3rem; }

/* Suavizador destacado */
.featured-service {
  margin-top: clamp(2.5rem, 5vw, 4rem);
  background: var(--color-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
  box-shadow: var(--shadow-lg);
}
.featured-service .fs-image { position: relative; min-height: 320px; }
.featured-service .fs-image img { width: 100%; height: 100%; object-fit: cover; }
.featured-service .fs-content { padding: clamp(2rem, 4vw, 3.4rem); color: var(--color-white); }
.featured-service .eyebrow { color: var(--color-accent-light); }
.featured-service h3 { color: var(--color-white); font-size: clamp(1.5rem, 2.4vw, 2rem); margin-bottom: 1.1rem; }
.featured-service p.fs-copy { color: rgba(255,255,255,0.85); line-height: 1.75; font-size: 0.98rem; margin-bottom: 1.6rem; }
.fs-benefits { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0.8rem 1.2rem; margin-bottom: 2rem; }
.fs-benefits li { display: flex; align-items: flex-start; gap: 0.6rem; font-size: 0.9rem; color: rgba(255,255,255,0.92); }
.fs-benefits i { color: var(--color-accent-light); margin-top: 0.15rem; }

@media (max-width: 820px) {
  .featured-service { grid-template-columns: 1fr; }
  .featured-service .fs-image { min-height: 240px; }
}

.servicios-energia, .servicios-plomeria { background: var(--color-bg); }

/* ---------- Quiénes somos ---------- */
.about {
  background: var(--color-primary-dark);
  color: var(--color-white);
  overflow: hidden;
}
.about-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: var(--gap); }
.about-image { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.about-image img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4/5; }
.about-content h2 { color: var(--color-white); }
.about-content p { color: rgba(255,255,255,0.82); line-height: 1.8; margin-top: 1.3rem; font-size: 1.02rem; }
.about-stats { display: grid; grid-template-columns: repeat(3, auto); gap: 2rem; margin-top: 2.4rem; }
.about-stats div strong { display: block; font-family: var(--font-heading); font-size: 1.9rem; color: var(--color-accent-light); }
.about-stats div span { font-size: 0.82rem; color: rgba(255,255,255,0.65); }

@media (max-width: 820px) {
  .about-grid { grid-template-columns: 1fr; }
}

/* ---------- Ofertas (carrusel animado) ---------- */
.ofertas { background: var(--color-bg-alt); }
.offers-viewport { overflow: hidden; }
.offers-track { display: flex; gap: 1.6rem; width: max-content; }
.offer-card {
  width: min(78vw, 320px);
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
  flex-shrink: 0;
}
.offer-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.offer-card .offer-image { position: relative; aspect-ratio: 1/1; overflow: hidden; }
.offer-card .offer-image img { width: 100%; height: 100%; object-fit: cover; cursor: zoom-in; }

/* ---------- Lightbox de ofertas ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 900;
  display: none;
  align-items: center;
  justify-content: center;
  padding: clamp(1.5rem, 5vw, 4rem);
  background: rgba(7, 42, 48, 0.92);
  backdrop-filter: blur(6px);
}
.lightbox.is-open { display: flex; }
.lightbox img {
  max-width: 100%;
  max-height: 90vh;
  width: auto;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}
.lightbox-close {
  position: absolute;
  top: clamp(1rem, 3vw, 2rem);
  right: clamp(1rem, 3vw, 2rem);
  width: 48px; height: 48px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.35);
  color: var(--color-white);
  display: grid;
  place-items: center;
  font-size: 1.4rem;
  transition: background var(--transition);
}
.lightbox-close:hover { background: rgba(255,255,255,0.25); }
.offers-controls { display: flex; justify-content: center; gap: 0.8rem; margin-top: 2rem; }
.offers-controls button {
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--color-border);
  display: grid; place-items: center;
  color: var(--color-primary);
  transition: background var(--transition), color var(--transition);
}
.offers-controls button:hover { background: var(--color-primary); color: var(--color-white); }

/* ---------- Proceso ---------- */
.proceso { background: var(--color-primary); color: var(--color-white); position: relative; }
.proceso .section-head h2 { color: var(--color-white); }
.proceso-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  counter-reset: step;
}
.step-card { position: relative; padding-top: 1rem; }
.step-num {
  font-family: var(--font-heading);
  font-size: 3.2rem; font-weight: 700;
  color: rgba(255,255,255,0.14);
  line-height: 1;
  margin-bottom: 0.6rem;
}
.step-card i { font-size: 1.6rem; color: var(--color-accent-light); margin-bottom: 0.9rem; display: block; }
.step-card h3 { color: var(--color-white); font-size: 1.1rem; margin-bottom: 0.5rem; }
.step-card p { color: rgba(255,255,255,0.72); font-size: 0.9rem; line-height: 1.6; }
.step-card:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 2.1rem; right: -1.4rem;
  width: 1rem; height: 1px;
  background: rgba(255,255,255,0.25);
  display: none;
}
@media (min-width: 900px) {
  .step-card:not(:last-child)::after { display: block; }
}

/* ---------- Testimonios ---------- */
.testimonios { background: var(--color-bg-alt); }
.testi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.6rem; }
.testi-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.testi-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.testi-card i.quote-icon { font-size: 1.8rem; color: var(--color-accent); opacity: 0.5; }
.testi-card p { margin-top: 1rem; color: var(--color-text-muted); font-style: italic; line-height: 1.7; font-size: 0.95rem; }
.testi-card footer { margin-top: 1.3rem; font-family: var(--font-heading); font-size: 0.85rem; color: var(--color-primary); }

/* ---------- Cobertura ---------- */
.cobertura {
  background: var(--color-primary);
  color: var(--color-white);
  background-size: cover;
  background-position: center;
  position: relative;
}
.cobertura::before { content:''; position:absolute; inset:0; background: linear-gradient(120deg, rgba(7,42,48,0.94), rgba(11,61,69,0.82)); }
.cobertura .container { position: relative; }
.cobertura-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--gap); align-items: center; }
.cobertura h2 { color: var(--color-white); }
.cobertura p.section-lede { color: rgba(255,255,255,0.78); }
.coverage-list { display: flex; flex-direction: column; gap: 1rem; margin-top: 2rem; }
.coverage-list li { display: flex; align-items: center; gap: 0.9rem; font-size: 1rem; }
.coverage-list i { color: var(--color-accent-light); font-size: 1.3rem; }
.coverage-badges { display: flex; flex-wrap: wrap; gap: 0.8rem; }
.coverage-badge {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-md);
  padding: 1.6rem;
  text-align: center;
  flex: 1 1 140px;
  backdrop-filter: blur(6px);
}
.coverage-badge i { font-size: 1.8rem; color: var(--color-accent-light); margin-bottom: 0.6rem; display: block; }
.coverage-badge span { font-family: var(--font-heading); font-size: 0.88rem; }

@media (max-width: 820px) { .cobertura-grid { grid-template-columns: 1fr; } }

/* ---------- Contacto ---------- */
.contacto { background: var(--color-bg); }
.contacto-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: var(--gap); align-items: start; }
.contact-info-card {
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 4vw, 2.6rem);
}
.contact-info-card h3 { color: var(--color-white); font-size: 1.3rem; margin-bottom: 0.5rem; }
.contact-info-card > p { color: rgba(255,255,255,0.75); font-size: 0.92rem; margin-bottom: 2rem; line-height: 1.6; }
.contact-row { display: flex; gap: 1rem; align-items: flex-start; padding-block: 1rem; border-top: 1px solid rgba(255,255,255,0.14); }
.contact-row:first-of-type { border-top: none; }
.contact-row i { font-size: 1.3rem; color: var(--color-accent-light); margin-top: 0.15rem; }
.contact-row strong { display: block; font-family: var(--font-heading); font-size: 0.85rem; letter-spacing: 0.03em; }
.contact-row span { font-size: 0.9rem; color: rgba(255,255,255,0.75); }
.contact-row span a { transition: color var(--transition); }
.contact-row span a:hover { color: var(--color-accent-light); }
.social-row { display: flex; gap: 0.8rem; margin-top: 1.8rem; }
.social-row a {
  width: 42px; height: 42px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  display: grid; place-items: center;
  font-size: 1.15rem;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.social-row a:hover { background: var(--color-accent); border-color: var(--color-accent); transform: translateY(-3px); }

.contact-form {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 4vw, 2.6rem);
  box-shadow: var(--shadow-sm);
}
.form-row { margin-bottom: 1.3rem; }
.form-row label { display: block; font-family: var(--font-heading); font-size: 0.85rem; font-weight: 600; margin-bottom: 0.5rem; color: var(--color-primary); }
.form-row input[type="text"], .form-row input[type="tel"] {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-row input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(192,139,62,0.16);
}
.checkbox-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 0.8rem; }
.checkbox-pill {
  display: flex; align-items: center; gap: 0.6rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.9rem;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  font-size: 0.88rem;
}
.checkbox-pill:has(input:checked) { border-color: var(--color-accent); background: rgba(192,139,62,0.08); }
.checkbox-pill input { accent-color: var(--color-accent); width: 16px; height: 16px; }
.form-note { font-size: 0.78rem; color: var(--color-text-muted); margin-top: 1rem; text-align: center; }
.form-success {
  display: none;
  margin-top: 1.2rem;
  padding: 1rem 1.2rem;
  background: rgba(192,139,62,0.1);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  color: var(--color-primary);
}
.form-success.is-visible { display: block; }

@media (max-width: 900px) { .contacto-grid { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
.site-footer { background: var(--color-primary-dark); color: rgba(255,255,255,0.75); padding-top: clamp(3rem, 6vw, 4.5rem); }
.footer-top { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 2.5rem; padding-bottom: 3rem; border-bottom: 1px solid rgba(255,255,255,0.12); }
.footer-brand-card {
  background: var(--color-white);
  border-radius: var(--radius-sm);
  padding: 0.9rem 1.2rem;
  display: inline-flex;
  margin-bottom: 1.2rem;
}
.footer-brand-card img { height: 34px; }
.footer-top p.tagline { font-size: 0.9rem; line-height: 1.6; max-width: 280px; }
.footer-col h4 { color: var(--color-white); font-size: 0.9rem; margin-bottom: 1.1rem; letter-spacing: 0.03em; }
.footer-col ul { display: flex; flex-direction: column; gap: 0.7rem; font-size: 0.88rem; }
.footer-col a:hover { color: var(--color-accent-light); }
.footer-brands { display: flex; flex-wrap: wrap; align-items: center; gap: 1.1rem; margin-top: 0.4rem; }
.footer-brands img { height: 24px; width: auto; opacity: 0.7; transition: opacity var(--transition); }
.footer-brands img:hover { opacity: 1; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; padding-block: 1.6rem; font-size: 0.8rem; }
.footer-bottom a:hover { color: var(--color-accent-light); }

@media (max-width: 900px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-top { grid-template-columns: 1fr; }
}

/* ---------- WhatsApp flotante ---------- */
.whatsapp-fab {
  position: fixed;
  right: 1.6rem;
  bottom: 1.6rem;
  z-index: 400;
  width: 60px; height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: var(--color-white);
  display: grid;
  place-items: center;
  font-size: 1.8rem;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition);
}
.whatsapp-fab:hover { transform: scale(1.08); }

/* ---------- Utilidades ---------- */
.text-accent { color: var(--color-accent); }
.mt-lg { margin-top: 2rem; }