/* Gil Aireduct Innovation — primera parte de la home
   Paleta: navy #062B55 · azul #0879BA · celeste #20A8DF · blanco · verde WhatsApp #25D366
   Titulares: Anton · Cuerpo: Montserrat */
:root {
  --navy: #062B55;
  --navy-deep: #04203F;
  --blue: #0879BA;
  --sky: #20A8DF;
  --light: #EAF6FC;
  --bg-soft: #F4F9FE;
  --white: #FFFFFF;
  --wa: #25D366;
  --wa-dark: #1DA851;
  --text: #1E3A56;
  --muted: #5B7186;
  --radius: 18px;
  --shadow: 0 12px 32px rgba(6, 43, 85, .12);
  --font-head: 'Anton', 'Arial Narrow', sans-serif;
  --font-body: 'Montserrat', 'Segoe UI', sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; }
.container { width: min(1200px, 92%); margin-inline: auto; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  font-weight: 700; font-size: 1rem; letter-spacing: .02em;
  padding: 1rem 1.9rem; border-radius: 999px; border: 0; cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space: nowrap;
}
.btn svg { width: 1.35em; height: 1.35em; fill: currentColor; flex: none; }
.btn svg.arrow { width: 1.1em; height: 1.1em; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn:focus-visible, a:focus-visible, button:focus-visible {
  outline: 3px solid var(--sky); outline-offset: 3px;
}
.btn-primary { background: var(--blue); color: var(--white); box-shadow: 0 10px 24px rgba(8, 121, 186, .35); }
.btn-primary:hover { background: #0690D6; }
.btn-wa { background: var(--wa); color: var(--white); box-shadow: 0 10px 24px rgba(37, 211, 102, .35); }
.btn-wa:hover { background: var(--wa-dark); }
.btn-lg { font-size: 1.05rem; padding: 1.05rem 2.4rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--white);
  box-shadow: 0 2px 14px rgba(6, 43, 85, .10);
  transition: box-shadow .25s ease;
}
.site-header.scrolled { box-shadow: 0 8px 26px rgba(6, 43, 85, .16); }
section[id] { scroll-margin-top: 88px; }
.header-inner {
  display: flex; align-items: center; gap: 1.6rem;
  padding-block: .7rem;
}
.logo img { height: 58px; width: auto; }
.main-nav { margin-left: auto; display: flex; align-items: center; }
.main-nav ul { display: flex; gap: 1.35rem; list-style: none; }
.main-nav a { color: var(--navy); font-weight: 600; font-size: .93rem; padding: .4rem 0; position: relative; white-space: nowrap; }
.main-nav a::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 3px; width: 0;
  background: var(--blue); border-radius: 3px; transition: width .2s ease;
}
.main-nav a:hover::after, .main-nav a.active::after { width: 100%; }
.main-nav a.active { color: var(--blue); }
.btn-header { margin-left: 1rem; padding: .8rem 1.6rem; font-size: .95rem; }
.btn-outline {
  background: var(--white); color: var(--blue);
  border: 2px solid var(--blue); box-shadow: none;
}
.btn-outline:hover { background: var(--light); transform: translateY(-2px); }

/* Selector de idioma */
.nav-lang { display: none; }
.nav-lang-desktop { display: flex; align-items: center; gap: .4rem; margin-left: 1rem; }
.lang-btn {
  background: none; border: 0; cursor: pointer;
  font-family: var(--font-body); font-weight: 700; font-size: .85rem;
  color: var(--muted); padding: .35rem .15rem; letter-spacing: .03em;
}
.lang-btn.is-active { color: var(--blue); }
.lang-btn[aria-disabled="true"] { opacity: .45; cursor: default; }
.lang-sep { color: var(--muted); font-size: .8rem; }
.nav-ctas { display: none; }

/* WhatsApp flotante */
.wa-float {
  position: fixed; z-index: 120;
  right: 1.25rem; bottom: calc(1.25rem + env(safe-area-inset-bottom, 0px));
  width: 58px; height: 58px; border-radius: 50%;
  background: var(--wa); display: flex; align-items: center; justify-content: center;
  box-shadow: 0 12px 28px rgba(18, 140, 60, .42);
  transition: transform .18s ease;
}
.wa-float:hover { transform: scale(1.07); }
.wa-float svg { width: 30px; height: 30px; fill: var(--white); }

.nav-toggle {
  display: none; margin-left: auto; background: none; border: 0; cursor: pointer;
  width: 46px; height: 46px; position: relative;
}
.nav-toggle span {
  display: block; width: 26px; height: 3px; margin: 5px auto;
  background: var(--navy); border-radius: 3px; transition: .2s ease;
}

/* ---------- Hero ---------- */
.hero {
  position: relative; color: var(--white);
  background:
    linear-gradient(92deg, rgba(6,43,85,.97) 0%, rgba(6,43,85,.92) 34%, rgba(6,43,85,.55) 58%, rgba(6,43,85,.05) 82%),
    url('assets/hero-tecnico.jpg') center 30% / cover no-repeat var(--navy);
  overflow: hidden;
}
.hero-inner { padding: 5.5rem 0 9rem; max-width: 1200px; }
.eyebrow {
  font-size: .85rem; font-weight: 600; letter-spacing: .42em; text-transform: uppercase;
  color: var(--light); margin-bottom: 1.1rem;
}
.hero h1 {
  font-family: var(--font-head); font-weight: 400;
  font-size: clamp(2.6rem, 6vw, 4.6rem); line-height: 1.04;
  letter-spacing: .01em; text-transform: uppercase;
  max-width: 14ch; margin-bottom: 1.4rem;
}
.hero h1 .h-white { color: var(--white); display: block; }
.hero h1 .h-sky { color: var(--sky); display: block; }
.hero h1 .h-tagline {
  display: block; margin-top: .9rem;
  font-family: var(--font-body); font-weight: 700;
  font-size: clamp(1.05rem, 2.2vw, 1.5rem); letter-spacing: .04em; color: var(--white);
}
.hero-sub { max-width: 46ch; font-size: 1.06rem; color: #DCEBF7; margin-bottom: 2rem; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 2.6rem; }
.trust { display: flex; flex-wrap: wrap; gap: 1.6rem 2.6rem; list-style: none; }
.trust li { display: flex; align-items: center; gap: .8rem; font-size: .95rem; color: #EAF3FB; max-width: 24ch; }
.trust svg { width: 44px; height: 44px; fill: none; stroke: var(--white); stroke-width: 1.6; flex: none; }
.trust li strong { font-weight: 700; }
.hero-wave { position: absolute; left: 0; right: 0; bottom: -2px; line-height: 0; }
.hero-wave svg { width: 100%; height: 90px; display: block; }
.hero-wave .wave-back { fill: var(--sky); opacity: .5; }
.hero-wave .wave-front { fill: var(--bg-soft); }

/* ---------- Servicios ---------- */
.services { background: var(--bg-soft); padding: 3.5rem 0 3.8rem; text-align: center; }
.eyebrow-blue { color: var(--blue); }
.services h2 {
  font-family: var(--font-head); font-weight: 400; text-transform: uppercase;
  color: var(--navy); font-size: clamp(2rem, 4.4vw, 3rem); letter-spacing: .01em;
  margin-bottom: .6rem;
}
.section-sub { color: var(--muted); font-size: 1.05rem; margin-bottom: 2.8rem; }
.cards {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.6rem; text-align: left;
}
.card {
  background: var(--white); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); display: flex; flex-direction: column;
  transition: transform .18s ease, box-shadow .18s ease;
}
.card:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(6,43,85,.16); }
.card-media { position: relative; }
.card-media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.card-icon {
  position: absolute; left: 1.4rem; bottom: -30px;
  width: 62px; height: 62px; border-radius: 50%;
  background: var(--blue); display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 18px rgba(8, 121, 186, .4); border: 4px solid var(--white);
}
.card-icon svg { width: 30px; height: 30px; fill: var(--white); }
.card-body { padding: 2.6rem 1.5rem 1.6rem; display: flex; flex-direction: column; flex: 1; }
.card-body h3 {
  font-family: var(--font-head); font-weight: 400; text-transform: uppercase;
  color: var(--navy); font-size: 1.25rem; letter-spacing: .02em; margin-bottom: .5rem;
}
.card-body p { color: var(--muted); font-size: .95rem; margin-bottom: 1.1rem; flex: 1; }
.card-link { color: var(--blue); font-weight: 700; font-size: .95rem; }
.card-link:hover { color: var(--navy); }

/* ---------- Barra de contacto (eliminada en el rediseño compacto) ---------- */

/* ---------- Franja: por qué elegirnos (dentro de Servicios) ---------- */
.pt-icon {
  width: 54px; height: 54px; border-radius: 50%; background: var(--blue);
  display: inline-flex; align-items: center; justify-content: center; flex: none;
  box-shadow: 0 8px 18px rgba(8, 121, 186, .3);
}
.pt-icon svg { width: 27px; height: 27px; fill: var(--white); }
.why-band {
  margin-top: 2.8rem; background: var(--light);
  border-radius: 22px; padding: 2.4rem 2rem; text-align: center;
  box-shadow: var(--shadow);
}
.why-band h2 {
  font-family: var(--font-head); font-weight: 400; text-transform: uppercase;
  color: var(--navy); font-size: clamp(1.6rem, 3.4vw, 2.3rem); line-height: 1.12;
  margin-bottom: .4rem;
}
.why-band h2 .h-sky2 { color: var(--sky); }
.wb-points {
  list-style: none; display: flex; justify-content: center; align-items: center;
  gap: 2.2rem; flex-wrap: wrap; margin: 1.6rem 0 1.8rem;
}
.wb-points li {
  display: flex; align-items: center; gap: .8rem;
  color: var(--navy); font-weight: 600; font-size: .98rem; text-align: left;
  max-width: 20rem;
}
.wb-points .pt-icon { width: 48px; height: 48px; }
.wb-points .pt-icon svg { width: 24px; height: 24px; }

/* ---------- Nuestros trabajos (eliminado en el rediseño compacto) ---------- */

/* ---------- Testimonios (eliminado en el rediseño compacto) ---------- */

/* ---------- CTA intermedio (eliminado en el rediseño compacto) ---------- */

/* ---------- Ofertas actuales (carrusel reutilizable) ---------- */
.offers { background: var(--white); padding: 3.5rem 0 0; text-align: center; }
.offers h2 {
  font-family: var(--font-head); font-weight: 400; text-transform: uppercase;
  font-size: clamp(1.9rem, 4vw, 2.8rem); line-height: 1.12; margin-bottom: .8rem;
}
.offers h2 .h-navy { color: var(--navy); display: block; }
.offers h2 .h-sky2 { color: var(--sky); display: block; }

.offers-carousel { position: relative; margin-top: 2.2rem; }
.car-viewport { position: relative; }
.car-track {
  display: flex; gap: 1.4rem; padding: .3rem .3rem 1rem;
  overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch;
  scroll-snap-type: x mandatory;
}
.car-track::-webkit-scrollbar { display: none; }
.car-track:focus-visible { outline: 3px solid var(--sky); outline-offset: 2px; border-radius: 18px; }
.offer-slide {
  flex: 0 0 calc((100% - 2.8rem) / 3);
  scroll-snap-align: start;
  background: var(--white); border-radius: 22px; overflow: hidden;
  box-shadow: var(--shadow); display: flex; flex-direction: column; text-align: left;
  border: 1px solid #E7F1F8;
}
.os-photo { position: relative; }
.os-photo img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; display: block; }
.os-brand {
  position: absolute; top: .9rem; left: .9rem; z-index: 2;
  box-shadow: 0 6px 16px rgba(6, 43, 85, .25);
}
.brand-goodman {
  display: inline-block; background: #E1251B; color: #fff; font-weight: 800;
  font-size: 1.15rem; padding: .3rem 1rem; border-radius: 10px; letter-spacing: .01em;
}
.brand-rheem {
  display: inline-flex; align-items: center; justify-content: center;
  width: 76px; height: 76px; border-radius: 50%; background: #E1251B;
  color: #fff; font-weight: 800; font-size: 1.1rem;
}
.brand-comfortstar {
  display: inline-block; background: var(--white); color: var(--blue); font-weight: 800;
  font-size: 1.15rem; padding: .3rem 1rem; border-radius: 10px; letter-spacing: .01em;
}
.os-body { padding: 1.5rem 1.5rem 1.6rem; display: flex; flex-direction: column; flex: 1; }
.os-body h3 {
  font-family: var(--font-head); font-weight: 400; text-transform: uppercase;
  color: var(--navy); font-size: 1.3rem; line-height: 1.15; margin-bottom: .2rem;
}
.os-body h3 span { color: var(--sky); display: block; }
.os-price {
  align-self: flex-start; background: var(--blue); color: #fff;
  font-family: var(--font-head); font-weight: 400; font-size: 1.85rem; letter-spacing: .02em;
  padding: .35rem 1.4rem; border-radius: 12px; margin: .9rem 0 1.1rem;
  box-shadow: 0 10px 22px rgba(8, 121, 186, .3);
  display: inline-flex; align-items: baseline; gap: .5rem;
}
.os-price small { font-family: var(--font-body); font-size: .78rem; font-weight: 600; letter-spacing: .02em; }
.os-list { list-style: none; display: grid; gap: .6rem; margin-bottom: 1.4rem; }
.os-list li { position: relative; padding-left: 2rem; color: var(--navy); font-size: .92rem; font-weight: 500; }
.os-list li::before {
  content: "✓"; position: absolute; left: 0; top: -.05rem;
  width: 1.35rem; height: 1.35rem; border-radius: 50%;
  background: var(--blue); color: #fff; font-size: .8rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.os-body .btn { margin-top: auto; }

.car-btn {
  position: absolute; top: 34%; z-index: 3;
  width: 50px; height: 50px; border-radius: 50%; border: 0; cursor: pointer;
  background: var(--white); box-shadow: var(--shadow);
  display: flex; align-items: center; justify-content: center;
  transition: transform .15s ease, opacity .15s ease;
}
.car-btn:hover { transform: scale(1.06); }
.car-btn svg { width: 22px; height: 22px; fill: var(--navy); }
.car-btn:disabled { opacity: .3; cursor: default; transform: none; }
.car-prev { left: -25px; }
.car-next { right: -25px; }
.car-dots { display: flex; gap: .55rem; justify-content: center; margin: 1.2rem 0 0; padding-bottom: .4rem; }
.car-dot {
  width: .72rem; height: .72rem; border-radius: 50%; border: 0; padding: 0; cursor: pointer;
  background: #C7D9E8; transition: background .18s ease, transform .18s ease;
}
.car-dot.is-active { background: var(--blue); transform: scale(1.15); }

.offer-notice { background: linear-gradient(120deg, var(--navy-deep), var(--navy) 60%, #0A3A72); }
.offer-notice-wave svg { display: block; width: 100%; height: 60px; }
.offer-notice-inner { display: flex; gap: 1rem; align-items: flex-start; padding-top: 1.4rem; padding-bottom: 2rem; text-align: left; }
.notice-icon {
  width: 34px; height: 34px; border-radius: 50%; border: 1.5px solid rgba(255, 255, 255, .55);
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-style: italic; font-weight: 600; flex: none; font-size: 1rem;
}
.offer-notice-inner p { color: #C9DDF0; font-size: .85rem; line-height: 1.6; }

/* ---------- Preguntas frecuentes ---------- */
.faq { background: var(--white); padding: 3.5rem 0 3.2rem; text-align: center; }
.faq h2 {
  font-family: var(--font-head); font-weight: 400; text-transform: uppercase;
  font-size: clamp(1.9rem, 4vw, 2.8rem); line-height: 1.12; margin-bottom: .8rem;
}
.faq h2 .h-navy { color: var(--navy); display: block; }
.faq h2 .h-sky2 { color: var(--sky); display: block; }
.faq-grid { margin-top: 2.4rem; text-align: left; }
.faq-list {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; align-content: start;
  max-width: 1020px; margin-inline: auto; align-items: start;
}
.faq-item { background: var(--bg); border-radius: 18px; box-shadow: var(--shadow); overflow: hidden; }
.faq-item h3 { margin: 0; font-size: 1rem; }
.faq-q {
  width: 100%; display: flex; align-items: center; gap: 1rem;
  background: none; border: 0; padding: 1.05rem 1.2rem; cursor: pointer;
  font-family: var(--font-body); text-align: left; color: inherit;
}
.faq-q:focus-visible { outline: 3px solid var(--sky); outline-offset: -3px; border-radius: 18px; }
.faq-icon {
  width: 52px; height: 52px; border-radius: 50%; background: #E3F1FA;
  display: flex; align-items: center; justify-content: center; flex: none;
}
.faq-icon svg { width: 26px; height: 26px; fill: var(--blue); }
.faq-qtext { color: var(--navy); font-weight: 700; font-size: 1.02rem; flex: 1; }
.faq-toggle {
  width: 42px; height: 42px; border: 2px solid var(--blue); border-radius: 50%;
  position: relative; flex: none;
}
.faq-toggle::before, .faq-toggle::after {
  content: ""; position: absolute; background: var(--blue); border-radius: 3px;
  left: 50%; top: 50%; transform: translate(-50%, -50%);
}
.faq-toggle::before { width: 15px; height: 2.5px; }
.faq-toggle::after { width: 2.5px; height: 15px; transition: opacity .2s ease; }
.faq-item.open .faq-toggle::after { opacity: 0; }
.faq-a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .35s ease; }
.faq-a > div { overflow: hidden; }
.faq-a p { color: var(--muted); font-size: .95rem; line-height: 1.6; padding: 0 1.2rem 1.3rem 5.7rem; margin: 0; }
.faq-item.open .faq-a { grid-template-rows: 1fr; }
.faq-a[hidden] { display: none; }

/* ---------- Contacto ---------- */
.contact { background: var(--white); padding: 3.5rem 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: start; }
.contact-info h2 {
  font-family: var(--font-head); font-weight: 400; text-transform: uppercase;
  font-size: clamp(1.9rem, 3.8vw, 2.8rem); line-height: 1.12; margin-bottom: .9rem;
}
.contact-info h2 .h-navy { color: var(--navy); display: block; }
.contact-info h2 .h-sky2 { color: var(--sky); display: block; }
.contact-lead { color: var(--muted); font-size: 1.05rem; margin-bottom: 1.4rem; max-width: 30rem; }
.cp-icon {
  width: 52px; height: 52px; border-radius: 50%; background: #E3F1FA;
  display: inline-flex; align-items: center; justify-content: center; flex: none;
}
.cp-icon svg { width: 26px; height: 26px; fill: var(--blue); }
.cp-icon-solid { background: var(--blue); }
.cp-icon-solid svg { fill: var(--white); }
.contact-photo { margin-bottom: 1.8rem; }
.contact-photo img {
  width: 100%; aspect-ratio: 16 / 10; object-fit: cover;
  border-radius: 22px; box-shadow: var(--shadow);
}
.contact-line { display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem; color: var(--navy); font-size: 1.05rem; }
.contact-line a { color: var(--navy); text-decoration: none; }
.contact-line a:hover { color: var(--blue); }
.contact-info .btn-wa { margin-top: .7rem; }

/* Formulario de cotización */
.quote-card { background: var(--bg); border-radius: 22px; box-shadow: var(--shadow); padding: 2.2rem; }
.quote-card h3 {
  font-family: var(--font-head); font-weight: 400; text-transform: uppercase;
  font-size: 1.7rem; line-height: 1.15; margin-bottom: .5rem;
}
.quote-card h3 .h-navy { color: var(--navy); }
.quote-card h3 .h-sky2 { color: var(--sky); }
.quote-sub { color: var(--muted); font-size: .95rem; margin-bottom: 1.6rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-field { margin-bottom: 1.1rem; border: 0; padding: 0; }
.form-field label, .form-field legend {
  display: block; color: var(--navy); font-weight: 700; font-size: .92rem; margin-bottom: .45rem; padding: 0;
}
.form-field input[type="text"],
.form-field input[type="tel"],
.form-field textarea {
  width: 100%; border: 1.5px solid #D7E6F2; border-radius: 12px; background: var(--white);
  padding: .85rem 1rem; font-family: var(--font-body); font-size: .95rem; color: var(--navy);
}
.form-field input::placeholder, .form-field textarea::placeholder { color: #9DB4C8; }
.form-field input:focus, .form-field textarea:focus {
  outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(32, 168, 223, .18);
}
.form-field textarea { resize: vertical; min-height: 84px; }
.form-optional { font-weight: 500; color: var(--muted); font-size: .85rem; }
.radio-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.radio-card {
  display: flex; align-items: center; gap: .7rem; background: var(--white);
  border: 1.5px solid #D7E6F2; border-radius: 12px; padding: .8rem .9rem; cursor: pointer;
  transition: border-color .15s ease, background .15s ease;
}
.radio-card:hover { border-color: var(--sky); }
.radio-card:has(input:checked) { border-color: var(--blue); background: #EAF6FC; }
.radio-card:has(input:focus-visible) { outline: 3px solid var(--sky); outline-offset: 2px; }
.radio-card input { width: 18px; height: 18px; accent-color: var(--blue); flex: none; margin: 0; cursor: pointer; }
.rc-icon { display: inline-flex; flex: none; }
.rc-icon svg { width: 24px; height: 24px; fill: var(--blue); }
.rc-text { font-size: .88rem; font-weight: 600; color: var(--navy); line-height: 1.3; }
.btn-block { width: 100%; }
.form-note {
  display: flex; gap: .6rem; align-items: flex-start;
  color: var(--muted); font-size: .82rem; margin-top: 1rem; line-height: 1.5;
}
.form-note svg { width: 16px; height: 16px; fill: var(--muted); flex: none; margin-top: .15rem; }
.form-pending {
  margin-top: 1rem; padding: .9rem 1.1rem; border-radius: 12px;
  background: #FFF7E6; border: 1.5px solid #F0C75E; color: #7A5B00;
  font-size: .88rem; line-height: 1.5;
}
.form-pending.form-ok {
  background: #EAF9F0; border-color: #35B86B; color: #0E6B32;
}
.form-pending.form-error {
  background: #FDECEC; border-color: #E06565; color: #A02020;
}
.hp-field { position: absolute; left: -9999px; top: auto; width: 1px; height: 1px; overflow: hidden; }
.btn[disabled] { opacity: .65; cursor: wait; transform: none; }

/* ---------- Footer ---------- */
.footer { background: linear-gradient(120deg, var(--navy-deep), var(--navy) 60%, #0A3A72); color: #C9DDF0; }
.footer-grid {
  display: grid; grid-template-columns: 1.3fr 1fr 1fr 1.2fr;
  gap: 2.2rem; padding: 2.6rem 0 2rem;
}
.footer-logo {
  display: inline-block; background: var(--white); border-radius: 14px;
  padding: .5rem .9rem; margin-bottom: 1.1rem;
}
.footer-logo img { height: 54px; width: auto; display: block; }
.footer-brand p { font-size: .92rem; line-height: 1.6; margin-bottom: 1.3rem; max-width: 22rem; }
.footer-social { display: flex; gap: .8rem; }
.footer-social a {
  width: 44px; height: 44px; border-radius: 50%;
  border: 1.5px solid rgba(255, 255, 255, .4);
  display: flex; align-items: center; justify-content: center;
  transition: background .18s ease, transform .18s ease;
}
.footer-social a:hover { background: rgba(255, 255, 255, .12); transform: translateY(-2px); }
.footer-social svg { width: 20px; height: 20px; fill: var(--white); }
.footer-col h4 {
  color: var(--white); text-transform: uppercase; font-size: .95rem; letter-spacing: .06em;
  margin-bottom: 1.1rem; font-family: var(--font-head); font-weight: 400;
}
.footer-col ul { list-style: none; display: grid; gap: .65rem; }
.footer-col a { color: #C9DDF0; text-decoration: none; font-size: .92rem; }
.footer-col a:hover { color: var(--white); text-decoration: underline; }
.footer-contact li { display: flex; gap: .7rem; align-items: flex-start; font-size: .92rem; line-height: 1.5; }
.footer-contact svg { width: 18px; height: 18px; fill: var(--sky); flex: none; margin-top: .15rem; }
.footer-contact a { display: inline-flex; gap: .7rem; align-items: flex-start; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .14); }
.footer-bottom-inner {
  display: flex; justify-content: space-between; align-items: center;
  gap: 1rem; padding: 1.3rem 0; font-size: .85rem; flex-wrap: wrap;
}
.footer-bottom p { margin: 0; }
.footer-bottom a { color: #C9DDF0; }
.footer-bottom a:hover { color: var(--white); }

/* ---------- Tablet ---------- */
@media (min-width: 769px) {
  .hero h1 .h-sky { white-space: nowrap; }
}
@media (max-width: 1024px) {
  .offer-slide { flex-basis: calc((100% - 1.4rem) / 2); }
  .car-prev { left: -12px; }
  .car-next { right: -12px; }
  .faq-list { grid-template-columns: 1fr; max-width: 720px; }
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2.2rem; }
  .main-nav ul { gap: 1rem; }
  .main-nav a { font-size: .85rem; white-space: nowrap; }
  .btn-header { padding: .7rem 1.2rem; font-size: .85rem; margin-left: .5rem; }
  .header-inner { gap: 1.2rem; }
  .cards { grid-template-columns: repeat(2, 1fr); gap: 1.8rem; }
  .wb-points { gap: 1.6rem; }
}

/* ---------- Móvil ---------- */
@media (max-width: 768px) {
  .header-inner { gap: 1rem; padding-block: .6rem; }
  .logo img { height: 56px; }
  .btn-header { display: none; }
  .nav-lang-desktop { display: none; }
  .nav-toggle { display: block; }
  section[id] { scroll-margin-top: 76px; }
  .main-nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: var(--white); box-shadow: 0 18px 30px rgba(6,43,85,.14);
    margin-left: 0; padding: .6rem 4% 1.4rem;
    flex-direction: column; align-items: stretch;
    max-height: calc(100vh - 70px); max-height: calc(100dvh - 70px); overflow-y: auto;
  }
  .main-nav.open { display: flex; }
  .main-nav ul { flex-direction: column; gap: 0; width: 100%; }
  .main-nav li { border-bottom: 1px solid var(--light); }
  .main-nav a { display: block; padding: .9rem .2rem; font-size: 1.02rem; }
  .main-nav a::after { display: none; }
  .main-nav .nav-lang {
    display: flex; align-items: center; gap: .55rem;
    padding: 1.1rem .2rem .3rem; color: var(--navy); font-size: .95rem; font-weight: 600;
  }
  .main-nav .nav-lang .l-short { display: none; }
  .main-nav .nav-lang .lang-btn { font-size: .95rem; }
  .nav-ctas { display: grid; gap: .8rem; margin-top: 1rem; }
  .nav-ctas .btn { width: 100%; padding: 1rem 1.5rem; }
  .wa-float {
    width: 52px; height: 52px; right: 1rem;
    bottom: calc(1rem + env(safe-area-inset-bottom, 0px));
  }
  .wa-float svg { width: 27px; height: 27px; }

  .hero {
    background:
      linear-gradient(180deg, rgba(6,43,85,.96) 0%, rgba(6,43,85,.88) 45%, rgba(6,43,85,.55) 75%, rgba(6,43,85,.35) 100%),
      url('assets/hero-tecnico.jpg') center 20% / cover no-repeat var(--navy);
  }
  .hero-inner { padding: 2.6rem 0 6.5rem; }
  .hero .eyebrow { margin-bottom: .8rem; }
  .hero h1 { font-size: clamp(2.3rem, 11vw, 3rem); max-width: 14ch; margin-bottom: 1rem; }
  .hero-sub { font-size: 1rem; margin-bottom: 1.4rem; text-shadow: 0 1px 10px rgba(4, 32, 63, .65); }
  .hero-ctas { flex-direction: column; align-items: stretch; margin-bottom: 1.8rem; }
  .hero-ctas .btn { width: 100%; padding: 1.1rem 1.5rem; }
  .trust { gap: 1.1rem; }
  .trust li { max-width: none; font-size: .9rem; text-shadow: 0 1px 8px rgba(4, 32, 63, .65); }
  .trust svg { width: 38px; height: 38px; }

  .services { padding: 2.8rem 0 3.2rem; }
  .section-sub { margin-bottom: 2rem; }
  .cards { grid-template-columns: 1fr; }
  .card-media img { aspect-ratio: 16 / 10; }

  .why-band { margin-top: 2.2rem; padding: 1.8rem 1.3rem; }
  .wb-points { flex-direction: column; align-items: stretch; gap: 1.1rem; margin: 1.3rem 0 1.5rem; }
  .wb-points li { max-width: none; }
  .why-band .btn { width: 100%; }

  .offers { padding-top: 2.8rem; }
  .offers-carousel { margin-top: 1.6rem; }
  .offer-slide { flex-basis: 84%; }
  .car-btn { display: none; }
  .car-track { scroll-padding-inline: 4%; }
  .offer-notice-wave svg { height: 40px; }
  .faq { padding: 2.8rem 0 2.6rem; }
  .faq-list { grid-template-columns: 1fr; }
  .faq-a p { padding-left: 1.2rem; }
  .contact { padding: 2.8rem 0; }
  .contact-grid { grid-template-columns: 1fr; gap: 2.2rem; }
  .form-row { grid-template-columns: 1fr; }
  .quote-card { padding: 1.6rem 1.3rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.8rem; padding: 2.2rem 0 1.6rem; }
  .footer-bottom-inner { flex-direction: column; text-align: center; }
}