/* ============================================================
   Frío Total — Styles v2
   Montserrat · Professional SVGs · Parallax · Dark industrial
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800;900&display=swap');

/* ── Variables ─────────────────────────────────────────── */
:root {
  --ice:       #E8F4FD;
  --sky:       #4EAEE0;
  --blue:      #1A6FA8;
  --deep:      #0B3558;
  --charcoal:  #111827;
  --steel:     #1E2A3A;
  --mid:       #4B5B6E;
  --muted:     #7F8EA0;
  --white:     #FFFFFF;
  --surface:   #F4F7FA;
  --border:    #D4DDE8;
  --accent:    #E85D2F;
  --success:   #1DB954;

  --font: 'Montserrat', sans-serif;

  --radius:    8px;
  --radius-lg: 16px;
  --shadow:    0 4px 28px rgba(11,53,88,.10);
  --shadow-lg: 0 16px 56px rgba(11,53,88,.16);
}

/* ── Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--white);
  color: var(--charcoal);
  line-height: 1.6;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── Typography Utilities ──────────────────────────────── */
.label {
  display: inline-block;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--sky);
  margin-bottom: 14px;
}
h2.section-title {
  font-size: clamp(1.9rem, 3.5vw, 2.9rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--deep);
  letter-spacing: -.02em;
}
h2.section-title span { color: var(--sky); }
h2.section-title.light { color: var(--white); }
.section-desc {
  color: var(--mid);
  font-size: 1rem;
  font-weight: 400;
  max-width: 560px;
  margin-top: 14px;
  line-height: 1.75;
}
.section-desc.light { color: rgba(255,255,255,.55); }

/* ── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 13px 26px;
  border-radius: var(--radius);
  font-family: var(--font);
  font-weight: 700;
  font-size: .85rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
  line-height: 1;
}
.btn:hover { transform: translateY(-2px) scale(1.025); }
.btn-primary {
  background: var(--blue);
  color: var(--white);
  box-shadow: 0 4px 18px rgba(26,111,168,.35);
}
.btn-primary:hover { background: var(--deep); box-shadow: 0 8px 28px rgba(26,111,168,.45); }
.btn-accent {
  background: var(--accent);
  color: var(--white);
  box-shadow: 0 4px 18px rgba(232,93,47,.35), 0 0 0 0 rgba(232,93,47,.55);
  animation: ctaPulse 2.4s ease-out infinite;
}
.btn-accent:hover { background: #ce4d22; box-shadow: 0 8px 28px rgba(232,93,47,.48); animation: none; }
@keyframes ctaPulse {
  0%   { box-shadow: 0 4px 18px rgba(232,93,47,.35), 0 0 0 0 rgba(232,93,47,.45); }
  70%  { box-shadow: 0 4px 18px rgba(232,93,47,.35), 0 0 0 13px rgba(232,93,47,0); }
  100% { box-shadow: 0 4px 18px rgba(232,93,47,.35), 0 0 0 0 rgba(232,93,47,0); }
}
.btn-ghost {
  background: rgba(255,255,255,.08);
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,.22);
}
.btn-ghost:hover { background: rgba(255,255,255,.14); border-color: rgba(255,255,255,.5); }
.btn-wa {
  background: #25D366;
  color: var(--white);
  box-shadow: 0 4px 18px rgba(37,211,102,.32);
}
.btn-wa:hover { background: #1ebe5c; box-shadow: 0 8px 28px rgba(37,211,102,.48); }

/* ── Container ──────────────────────────────────────────── */
.container { max-width: 1160px; margin: 0 auto; padding: 0 28px; }

/* ══════════════════════════════════════════════════
   NAVBAR
══════════════════════════════════════════════════ */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 28px;
  transition: background .35s, box-shadow .35s, backdrop-filter .35s;
}
#navbar.scrolled {
  background: rgba(11,53,88,.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(255,255,255,.06), 0 4px 32px rgba(0,0,0,.28);
}
.nav-inner {
  max-width: 1160px;
  margin: 0 auto;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  line-height: 1;
}
.nav-logo img {
  height: 38px;
  width: auto;
  object-fit: contain;
  transition: filter .3s;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: rgba(255,255,255,.72);
  transition: color .2s;
}
.nav-links a:hover { color: var(--white); }
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}
.nav-hamburger span {
  width: 22px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: .3s;
  display: block;
}
.nav-mobile {
  display: none;
  flex-direction: column;
  background: var(--deep);
  padding: 16px 28px 24px;
  gap: 0;
  border-top: 1px solid rgba(255,255,255,.08);
}
.nav-mobile a {
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.75);
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,.07);
  display: block;
}
.nav-mobile.open { display: flex; }

/* ══════════════════════════════════════════════════
   HERO
══════════════════════════════════════════════════ */
#hero {
  min-height: 100vh;
  background: var(--deep);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 72px;
}

/* Parallax layers */
.hero-layer {
  position: absolute;
  inset: 0;
  will-change: transform;
}
.hero-layer-1 {
  background:
    radial-gradient(ellipse 900px 700px at 75% 20%, rgba(78,174,224,.18) 0%, transparent 65%),
    radial-gradient(ellipse 600px 800px at -5% 90%, rgba(26,111,168,.22) 0%, transparent 60%);
}
.hero-layer-2 {
  background-image:
    linear-gradient(rgba(78,174,224,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(78,174,224,.045) 1px, transparent 1px);
  background-size: 64px 64px;
  transform: translateY(0);
}
.hero-layer-3 {
  background-image:
    linear-gradient(rgba(78,174,224,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(78,174,224,.025) 1px, transparent 1px);
  background-size: 16px 16px;
  transform: translateY(0);
}

.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  align-items: center;
  gap: 40px;
  padding: 14px 0;
  width: 100%;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(78,174,224,.3);
  background: rgba(78,174,224,.08);
  border-radius: 40px;
  padding: 5px 14px 5px 8px;
  margin-bottom: 18px;
}
.hero-eyebrow-dot {
  width: 8px; height: 8px;
  background: var(--sky);
  border-radius: 50%;
  animation: liveDot 2.4s ease-in-out infinite;
}
@keyframes liveDot {
  0%,100% { opacity: 1; transform: scale(1); }
  50%      { opacity: .35; transform: scale(.7); }
}
.hero-eyebrow-text {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--sky);
}
.hero-title {
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  font-weight: 900;
  line-height: 1.08;
  color: var(--white);
  letter-spacing: -.03em;
  margin-bottom: 16px;
}
.hero-title .accent { color: var(--sky); }
.hero-sub {
  font-size: .92rem;
  font-weight: 400;
  color: rgba(255,255,255,.58);
  max-width: 420px;
  line-height: 1.7;
  margin-bottom: 26px;
}
.hero-ctas {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.hero-metrics {
  display: flex;
  gap: 24px;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid rgba(255,255,255,.09);
}
.hm-item {}
.hm-num {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--sky);
  line-height: 1;
  letter-spacing: -.03em;
}
.hm-label {
  font-size: .66rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.38);
  margin-top: 5px;
}

/* Hero right — cotizador funcional */
.hero-quote {
  position: relative;
}
.hq-label {
  display: inline-block;
  font-size: .66rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--sky);
  margin-bottom: 8px;
}
.hq-title {
  font-size: clamp(1.2rem, 1.8vw, 1.55rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: -.02em;
}
.hq-title span { color: var(--sky); }

/* Compact override — cotizador dentro del hero, sin espacios sobrantes */
.hero-quote .form-card { box-shadow: 0 20px 60px rgba(0,0,0,.35); }
.hero-quote .fp-bar { padding: 14px 22px; }
.hero-quote .fp-circle { width: 22px; height: 22px; font-size: .64rem; }
.hero-quote .fp-node::after { top: 11px; }
.hero-quote .fp-label { font-size: .6rem; }
.hero-quote .fp-body { padding: 20px 22px; }
.hero-quote .fstep-title { font-size: 1.02rem; margin-bottom: 3px; }
.hero-quote .fstep-sub { font-size: .76rem; margin-bottom: 14px; }
.hero-quote .opts { gap: 8px; margin-bottom: 14px; }
.hero-quote .opt { padding: 9px 11px; font-size: .76rem; gap: 8px; }
.hero-quote .opt svg { width: 16px; height: 16px; }
.hero-quote .fields { gap: 10px; margin-bottom: 14px; }
.hero-quote .field textarea { min-height: 58px; }
.hero-quote .field input,
.hero-quote .field textarea,
.hero-quote .field select { padding: 8px 12px; font-size: .84rem; }
.hero-quote .f-nav { padding-top: 6px; margin-top: 4px; }
.hero-quote .f-success { padding: 4px 0; }
.hero-quote .fsucc-icon { width: 48px; height: 48px; margin: 0 auto 12px; }
.hero-quote .fsucc-icon svg { width: 24px; height: 24px; }
.hero-quote .fsucc-title { font-size: 1.15rem; margin-bottom: 5px; }
.hero-quote .fsucc-sub { font-size: .78rem; margin-bottom: 14px; }

/* ══════════════════════════════════════════════════
   SERVICES
══════════════════════════════════════════════════ */
#servicios {
  padding: 110px 0;
  background: var(--surface);
  position: relative;
  overflow: hidden;
}
#servicios::before {
  content: '';
  position: absolute;
  right: -200px; top: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(78,174,224,.07) 0%, transparent 70%);
  pointer-events: none;
}
.services-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 60px;
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.svc-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  border: 1px solid var(--border);
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  position: relative;
  overflow: hidden;
}
.svc-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--sky), var(--blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s ease;
}
.svc-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.svc-card:hover::after { transform: scaleX(1); }
.svc-icon {
  width: 52px; height: 52px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--ice), rgba(78,174,224,.15));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.svc-icon svg { width: 24px; height: 24px; }
.svc-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--deep);
  margin-bottom: 10px;
  letter-spacing: -.02em;
}
.svc-desc {
  font-size: .87rem;
  color: var(--mid);
  line-height: 1.7;
  margin-bottom: 20px;
}
.svc-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.svc-tag {
  padding: 4px 10px;
  background: var(--ice);
  border-radius: 20px;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--blue);
}

/* dark CTA card */
.svc-card.dark {
  background: var(--deep);
  border-color: rgba(78,174,224,.15);
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  gap: 10px;
}
.svc-card.dark::after { background: linear-gradient(90deg, var(--accent), #f5a44a); }
.svc-card.dark .svc-icon { background: rgba(78,174,224,.12); margin: 0 auto 20px; }
.svc-card.dark .svc-title { color: var(--white); }
.svc-card.dark .svc-desc  { color: rgba(255,255,255,.52); }

/* ══════════════════════════════════════════════════
   REPAIRS
══════════════════════════════════════════════════ */
#reparacion {
  padding: 110px 0;
  background: var(--white);
}
.repairs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.repairs-list {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.rep-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: border-color .22s, box-shadow .22s, transform .22s;
  cursor: default;
}
.rep-item:hover {
  border-color: var(--sky);
  box-shadow: 0 4px 20px rgba(78,174,224,.12);
  transform: translateX(4px);
}
.rep-num {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--border);
  line-height: 1;
  min-width: 32px;
  transition: color .22s;
  letter-spacing: -.03em;
}
.rep-item:hover .rep-num { color: var(--sky); }
.rep-title {
  font-size: .92rem;
  font-weight: 700;
  color: var(--deep);
  margin-bottom: 4px;
  letter-spacing: -.01em;
}
.rep-desc { font-size: .82rem; color: var(--mid); line-height: 1.6; }

/* Repair visual block */
.repair-block {
  background: var(--charcoal);
  border-radius: var(--radius-lg);
  padding: 44px;
  position: relative;
  overflow: hidden;
}
.repair-block::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 280px; height: 280px;
  background: radial-gradient(circle, rgba(78,174,224,.18) 0%, transparent 65%);
  pointer-events: none;
}
.repair-block::after {
  content: '';
  position: absolute;
  bottom: -60px; left: -60px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(232,93,47,.12) 0%, transparent 65%);
  pointer-events: none;
}
.rb-icon {
  width: 64px; height: 64px;
  background: rgba(78,174,224,.14);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  position: relative;
  z-index: 1;
}
.rb-icon svg { width: 32px; height: 32px; }
.rb-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 10px;
  letter-spacing: -.03em;
  position: relative; z-index: 1;
}
.rb-sub {
  font-size: .87rem;
  color: rgba(255,255,255,.48);
  margin-bottom: 28px;
  line-height: 1.7;
  position: relative; z-index: 1;
}
.rb-checks {
  display: flex;
  flex-direction: column;
  gap: 10px;
  position: relative; z-index: 1;
}
.rb-check {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .87rem;
  color: rgba(255,255,255,.7);
}
.rb-check-icon {
  width: 20px; height: 20px;
  background: rgba(78,174,224,.18);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.rb-check-icon svg { width: 10px; height: 10px; }

/* ══════════════════════════════════════════════════
   INSTALLATION
══════════════════════════════════════════════════ */
#instalacion {
  padding: 110px 0;
  background: var(--deep);
  position: relative;
  overflow: hidden;
}
.inst-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(78,174,224,.038) 1px, transparent 1px),
    linear-gradient(90deg, rgba(78,174,224,.038) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
}
.inst-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 56px;
  position: relative; z-index: 1;
}
.inst-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  position: relative; z-index: 1;
}
.inst-card {
  background: rgba(255,255,255,.055);
  border: 1px solid rgba(78,174,224,.16);
  border-radius: var(--radius-lg);
  padding: 34px 30px;
  transition: background .28s, border-color .28s, transform .28s;
}
.inst-card:hover {
  background: rgba(255,255,255,.085);
  border-color: rgba(78,174,224,.38);
  transform: translateY(-4px);
}
.inst-card-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 22px;
}
.inst-icon {
  width: 48px; height: 48px;
  background: rgba(78,174,224,.14);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.inst-icon svg { width: 22px; height: 22px; }
.inst-card-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -.02em;
}
.inst-card-sub {
  font-size: .74rem;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.35);
  margin-top: 2px;
}
.inst-items {
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.inst-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 10px 14px;
  background: rgba(255,255,255,.04);
  border-radius: 7px;
  font-size: .87rem;
  font-weight: 500;
  color: rgba(255,255,255,.7);
}
.inst-item-n {
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .06em;
  color: var(--sky);
  min-width: 22px;
}

/* Full width card */
.inst-card.full { grid-column: 1 / -1; }
.inst-card.full .inst-items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 9px;
}

/* ══════════════════════════════════════════════════
   CTA BAND
══════════════════════════════════════════════════ */
#cta-band {
  background: linear-gradient(135deg, var(--blue) 0%, var(--deep) 100%);
  padding: 72px 0;
  position: relative;
  overflow: hidden;
}
#cta-band::before {
  content: '';
  position: absolute;
  top: -120px; right: -120px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(78,174,224,.2) 0%, transparent 65%);
}
.cta-band-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  position: relative; z-index: 1;
}
.ctab-title {
  font-size: clamp(1.3rem, 2.8vw, 2rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  letter-spacing: -.03em;
}
.ctab-sub {
  font-size: .88rem;
  color: rgba(255,255,255,.58);
  margin-top: 7px;
  font-weight: 400;
}
.ctab-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ══════════════════════════════════════════════════
   QUOTE FORM
══════════════════════════════════════════════════ */

/* Form card */
.form-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

/* Progress bar */
.fp-bar {
  background: var(--deep);
  padding: 20px 28px;
  display: flex;
  align-items: flex-start;
  gap: 0;
}
.fp-node {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  position: relative;
}
.fp-node::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 13px;
  width: 100%;
  height: 2px;
  background: rgba(255,255,255,.1);
  z-index: 0;
}
.fp-node:last-child::after { display: none; }
.fp-node.done::after,
.fp-node.active::after { background: rgba(78,174,224,.4); }
.fp-circle {
  width: 26px; height: 26px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .72rem;
  font-weight: 800;
  color: rgba(255,255,255,.3);
  position: relative;
  z-index: 1;
  transition: all .3s ease;
}
.fp-node.active .fp-circle {
  background: var(--sky);
  border-color: var(--sky);
  color: var(--deep);
}
.fp-node.done .fp-circle {
  background: var(--success);
  border-color: var(--success);
  color: var(--white);
}
.fp-label {
  font-size: .66rem;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: rgba(255,255,255,.28);
  white-space: nowrap;
  transition: color .3s;
}
.fp-node.active .fp-label { color: rgba(255,255,255,.75); }

/* Steps */
.fp-body { padding: 38px 30px; }
.f-step { display: none; }
.f-step.active { display: block; animation: stepIn .32s ease; }
@keyframes stepIn {
  from { opacity: 0; transform: translateX(14px); }
  to   { opacity: 1; transform: translateX(0); }
}
.fstep-title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--deep);
  margin-bottom: 5px;
  letter-spacing: -.03em;
}
.fstep-sub { font-size: .83rem; color: var(--muted); margin-bottom: 24px; }

/* Option buttons */
.opts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 24px;
}
.opt {
  padding: 13px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  background: var(--white);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font);
  font-weight: 600;
  font-size: .82rem;
  color: var(--mid);
  transition: all .18s ease;
  text-align: left;
}
.opt:hover { border-color: var(--sky); color: var(--deep); background: rgba(78,174,224,.04); }
.opt.sel {
  border-color: var(--blue);
  background: rgba(26,111,168,.06);
  color: var(--blue);
}
.opt svg { width: 18px; height: 18px; flex-shrink: 0; }

/* Fields */
.fields { display: flex; flex-direction: column; gap: 14px; margin-bottom: 24px; }
.field { display: flex; flex-direction: column; gap: 5px; }
.field label {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}
.field input,
.field textarea,
.field select {
  padding: 11px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: .9rem;
  font-weight: 500;
  color: var(--charcoal);
  background: var(--white);
  outline: none;
  transition: border-color .2s;
  width: 100%;
}
.field input:focus,
.field textarea:focus,
.field select:focus { border-color: var(--sky); }
.field textarea { resize: vertical; min-height: 82px; }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* Nav buttons */
.f-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  margin-top: 8px;
}
.f-back {
  background: none;
  border: none;
  font-family: var(--font);
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 0;
  transition: color .2s;
}
.f-back:hover { color: var(--deep); }
.f-back:disabled { opacity: 0; pointer-events: none; }

/* Success */
.f-success { text-align: center; padding: 12px 0; }
.fsucc-icon {
  width: 64px; height: 64px;
  background: rgba(29,185,84,.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
}
.fsucc-icon svg { width: 32px; height: 32px; }
.fsucc-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--deep);
  letter-spacing: -.03em;
  margin-bottom: 8px;
}
.fsucc-sub { font-size: .88rem; color: var(--mid); margin-bottom: 24px; line-height: 1.7; }

/* ══════════════════════════════════════════════════
   CONTACT
══════════════════════════════════════════════════ */
#contacto {
  padding: 110px 0;
  background: var(--charcoal);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.contact-items {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.ci {
  display: flex;
  gap: 14px;
  align-items: center;
}
.ci-icon {
  width: 44px; height: 44px;
  background: rgba(78,174,224,.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.ci-icon svg { width: 20px; height: 20px; }
.ci-lbl {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.32);
}
.ci-val {
  font-size: .93rem;
  font-weight: 600;
  color: rgba(255,255,255,.82);
  margin-top: 2px;
}
.contact-wa {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(78,174,224,.14);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  text-align: center;
}
.cwa-icon {
  width: 56px; height: 56px;
  background: rgba(37,211,102,.12);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
}
.cwa-icon svg { width: 28px; height: 28px; }
.cwa-title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -.03em;
  margin-bottom: 8px;
}
.cwa-sub { font-size: .87rem; color: rgba(255,255,255,.45); margin-bottom: 20px; line-height: 1.7; }
.cwa-num {
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--sky);
  letter-spacing: -.03em;
  margin-bottom: 24px;
}

/* ══════════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════════ */
footer {
  background: var(--charcoal);
  border-top: 1px solid rgba(255,255,255,.06);
  padding: 26px 0;
}
.foot-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.foot-brand {
  font-size: 1rem;
  font-weight: 800;
  color: rgba(255,255,255,.55);
  letter-spacing: -.02em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.foot-brand-mark {
  width: 24px; height: 24px;
  background: linear-gradient(135deg, var(--sky), var(--blue));
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.foot-brand-mark svg { width: 12px; height: 12px; }
.foot-copy { font-size: .75rem; color: rgba(255,255,255,.24); font-weight: 400; }
.foot-phone {
  font-size: .8rem;
  font-weight: 700;
  color: #25D366;
  letter-spacing: .02em;
}

/* ── Floating WA ────────────────────────────────────────── */
#wa-float {
  position: fixed;
  bottom: 26px;
  right: 26px;
  z-index: 200;
  width: 56px; height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 22px rgba(37,211,102,.45);
  cursor: pointer;
  transition: transform .22s, box-shadow .22s;
  text-decoration: none;
}
#wa-float::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: #25D366;
  z-index: -1;
  animation: waPing 2.2s cubic-bezier(0,0,.25,1) infinite;
}
@keyframes waPing {
  0%   { transform: scale(1);   opacity: .55; }
  100% { transform: scale(1.9); opacity: 0; }
}
#wa-float svg { width: 26px; height: 26px; }
#wa-float:hover { transform: scale(1.1); box-shadow: 0 6px 30px rgba(37,211,102,.6); }

/* ── Scroll reveal ──────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .65s ease, transform .65s ease;
}
.reveal.in { opacity: 1; transform: none; }
.reveal-left  { opacity: 0; transform: translateX(-28px); transition: opacity .65s ease, transform .65s ease; }
.reveal-left.in { opacity: 1; transform: none; }
.reveal-right { opacity: 0; transform: translateX(28px);  transition: opacity .65s ease, transform .65s ease; }
.reveal-right.in { opacity: 1; transform: none; }

/* Stagger delays */
.d1 { transition-delay: .1s; }
.d2 { transition-delay: .2s; }
.d3 { transition-delay: .3s; }
.d4 { transition-delay: .4s; }
.d5 { transition-delay: .5s; }

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: repeat(2,1fr); }
  .repairs-grid  { grid-template-columns: 1fr; }
  .inst-grid     { grid-template-columns: 1fr; }
  .quote-wrap    { grid-template-columns: 1fr; }
  .contact-grid  { grid-template-columns: 1fr; }
  .inst-card.full .inst-items { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .services-grid { grid-template-columns: 1fr; }
  .inst-header { flex-direction: column; align-items: flex-start; gap: 20px; }
  .cta-band-inner { flex-direction: column; text-align: center; }
  .opts { grid-template-columns: 1fr; }
  .hero-metrics { flex-wrap: wrap; gap: 20px; }
  .row-2 { grid-template-columns: 1fr; }
  .fp-body { padding: 28px 20px; }
}
@media (max-width: 480px) {
  .hero-title { font-size: 2.2rem; }
  .hero-ctas { flex-direction: column; }
  .foot-inner { flex-direction: column; text-align: center; }
  .services-head { flex-direction: column; align-items: flex-start; gap: 16px; }
}

/* ── Reduced motion ─────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .btn-accent, #wa-float::before, .hero-eyebrow-dot {
    animation: none !important;
  }
}