:root {
  --bg: #FAF7F1;
  --surface: #FFFFFF;
  --surface-2: #F1ECE3;
  --border: #E3DACB;
  --ink: #2A241E;
  --ink-soft: #5B5147;
  --ink-faint: #8C8172;
  /* Azul de marca tomado del logo Colchones & Muebles Descanso */
  --accent: #0B0E73;
  --accent-ink: #06073F;
  --accent-soft: #E5E6F5;
  --shadow: rgba(11, 14, 115, 0.14);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121428;
    --surface: #1A1C36;
    --surface-2: #21234A;
    --border: #34366A;
    --ink: #ECECF7;
    --ink-soft: #C2C3E2;
    --ink-faint: #8E8FBE;
    --accent: #9BA0F0;
    --accent-ink: #E6E7FC;
    --accent-soft: #2A2C63;
    --shadow: rgba(0, 0, 0, 0.4);
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Work Sans', system-ui, sans-serif;
  line-height: 1.55;
}

h1, h2, h3 {
  font-family: 'Piazzolla', Georgia, serif;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 0.4em;
  text-wrap: balance;
}

p { margin: 0 0 1em; color: var(--ink-soft); }

.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

.wrap-narrow { max-width: 640px; }

/* BARRA PROMOCIONAL */
.promo-marquee {
  background: #06073F;
  overflow: hidden;
  white-space: nowrap;
}
.promo-marquee-track {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 8px 0;
  animation: marquee 24s linear infinite;
  width: max-content;
}
.promo-marquee span {
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.promo-marquee .dot {
  color: #9DA3F5;
  opacity: 0.8;
  font-size: 0.6rem;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* TOPBAR */
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.2s ease;
}
.topbar.is-scrolled { box-shadow: 0 4px 16px var(--shadow); }
.topbar-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
}
.brand-mark {
  font-family: 'Piazzolla', Georgia, serif;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  color: var(--accent);
}
.brand-logo {
  display: block;
  height: 56px;
  width: auto;
}
.brand-sub {
  display: inline-flex;
  align-items: baseline;
  margin-right: auto;
  padding-left: 16px;
  border-left: 2px solid var(--border);
  font-family: 'Piazzolla', Georgia, serif;
  font-style: italic;
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: 0.01em;
  color: var(--accent);
}
@media (max-width: 700px) {
  .brand-sub { font-size: 1.1rem; }
}
@media (max-width: 560px) {
  .brand-sub { display: none; }
}

/* BUTTONS */
.btn {
  display: inline-block;
  font-family: 'Work Sans', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 22px;
  border-radius: 8px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.15s ease;
}
.btn-primary {
  position: relative;
  overflow: hidden;
  background: var(--accent);
  color: #fff;
}
.btn-primary::after {
  content: "";
  position: absolute;
  top: 0;
  left: -60%;
  width: 40%;
  height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.35), transparent);
  transform: skewX(-20deg);
  transition: left 0.5s ease;
}
.btn-primary:hover::after { left: 130%; }
.btn-primary:hover { box-shadow: 0 6px 18px var(--shadow); transform: translateY(-2px); }
.btn-primary:active { transform: translateY(0); }
.btn-ghost {
  background: transparent;
  color: var(--accent);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--accent); }
.btn-small { padding: 8px 16px; font-size: 0.85rem; }
.btn-block { width: 100%; text-align: center; font-size: 1rem; padding: 14px; }

/* HERO */
.hero {
  position: relative;
  overflow: hidden;
  min-height: 620px;
  display: flex;
  align-items: flex-end;
  border-bottom: 1px solid var(--border);
}
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(8, 9, 40, 0.25) 0%, rgba(8, 9, 40, 0.55) 55%, rgba(8, 9, 40, 0.85) 100%);
}
.hero-inner {
  position: relative;
  z-index: 2;
  padding: 90px 20px 64px;
}
.hero-deco {
  position: absolute;
  top: 18%;
  right: 6%;
  z-index: 2;
  width: 110px;
  opacity: 0.5;
  animation: float-y 6s ease-in-out infinite alternate;
  pointer-events: none;
}
.hero-deco svg { width: 100%; height: auto; display: block; }
@keyframes float-y {
  from { transform: translateY(-8px); }
  to { transform: translateY(8px); }
}
@media (max-width: 700px) {
  .hero-deco { width: 64px; top: 8%; right: 5%; }
}
.wave-divider {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  z-index: 3;
  line-height: 0;
}
.wave-divider svg { width: 100%; height: 42px; display: block; }
@media (max-width: 700px) {
  .wave-divider svg { height: 26px; }
}
.eyebrow {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Work Sans', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 16px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
}
.eyebrow-on-photo { color: #E7ECF2; }
.hero h1 {
  font-size: clamp(2rem, 4.6vw, 3rem);
  max-width: 26ch;
  color: #fff;
}
.hero .lede {
  font-size: 1.08rem;
  max-width: 55ch;
}
.lede-on-photo { color: rgba(255, 255, 255, 0.88); }
.hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 22px 0 18px;
}
.btn-ghost-on-photo {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.5);
}
.btn-ghost-on-photo:hover { border-color: #fff; }
.brand-list {
  font-size: 0.85rem;
  color: var(--ink-faint);
  letter-spacing: 0.02em;
}
.brand-list-on-photo { color: rgba(255, 255, 255, 0.7); }
.btn-lg { padding: 16px 30px; font-size: 1.02rem; }

@media (max-width: 700px) {
  .hero { min-height: 460px; }
  .hero-inner { padding: 60px 20px 44px; }
}

/* STATS BAR */
.stats-bar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 30px 20px;
}
.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-align: center;
  padding: 10px 16px;
  border-left: 1px solid var(--border);
}
.stat:first-child { border-left: none; }
.stat-value {
  font-family: 'Piazzolla', Georgia, serif;
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  color: var(--accent);
}
.stat-label {
  font-size: 0.85rem;
  color: var(--ink-soft);
}
@media (max-width: 700px) {
  .stats-grid { grid-template-columns: 1fr; gap: 14px; }
  .stat { border-left: none; border-top: 1px solid var(--border); padding-top: 16px; }
  .stat:first-child { border-top: none; }
}

/* ABOUT / POR QUÉ (foto + texto en paralelo) */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.about-photo {
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 8px 28px var(--shadow);
}
.about-photo img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
}
.about-content h2 { max-width: none; }
.feature-list {
  display: grid;
  gap: 20px;
  margin-top: 24px;
}
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 28px; }
  .about-photo img { min-height: 240px; }
}

/* SECTIONS */
.section { padding: 56px 0; }
.section-alt { background: var(--surface-2); }
.section h2 { font-size: clamp(1.5rem, 3vw, 2rem); max-width: 24ch; }

/* SECCIÓN NAVY (acento de marca fuerte + personalidad) */
.section-navy {
  position: relative;
  overflow: hidden;
  background: #0B0E73;
}
.section-navy .eyebrow { color: #C7CBF7; }
.section-navy .eyebrow::before { background: #C7CBF7; }
.section-navy h2 { color: #fff; }
.section-navy .step-num {
  background: #fff;
  color: #0B0E73;
}
.section-navy .steps h3 { color: #fff; }
.section-navy .steps p { color: rgba(255, 255, 255, 0.75); }
.navy-deco {
  position: absolute;
  top: -30px;
  right: -30px;
  width: 220px;
  opacity: 0.08;
  pointer-events: none;
}
.navy-deco svg { width: 100%; height: auto; display: block; }

/* ANIMACIONES AL HACER SCROLL */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.in-view { opacity: 1; transform: none; }
.stagger > *:nth-child(1) { transition-delay: 0ms; }
.stagger > *:nth-child(2) { transition-delay: 90ms; }
.stagger > *:nth-child(3) { transition-delay: 180ms; }
.stagger > *:nth-child(4) { transition-delay: 270ms; }
.stagger > *:nth-child(5) { transition-delay: 360ms; }
.stagger > *:nth-child(6) { transition-delay: 450ms; }
.stagger > *:nth-child(7) { transition-delay: 540ms; }
.stagger > *:nth-child(8) { transition-delay: 630ms; }

/* CARDS */
.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 28px;
}
.cards-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 28px;
}
@media (max-width: 900px) {
  .cards-3 { grid-template-columns: 1fr; }
  .cards-4 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .cards-4 { grid-template-columns: 1fr; }
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  box-shadow: 0 1px 3px var(--shadow);
}
.card-icon { font-size: 1.8rem; margin-bottom: 10px; }
.card h3 { font-size: 1.1rem; }
.card p { margin-bottom: 0; font-size: 0.95rem; }

/* SEGMENTOS: grid de tarjetas con foto */
.seg-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 28px;
}
.seg-card {
  position: relative;
  aspect-ratio: 3 / 4;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 16px var(--shadow);
}
.seg-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.seg-card:hover img { transform: scale(1.06); }
.seg-card-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  background: linear-gradient(180deg, transparent 35%, rgba(8, 9, 40, 0.9) 100%);
}
.seg-card-overlay h3 {
  color: #fff;
  font-size: 1.15rem;
  margin-bottom: 6px;
}
.seg-card-overlay p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.88rem;
  margin-bottom: 0;
}
@media (max-width: 900px) {
  .seg-grid { grid-template-columns: 1fr; }
  .seg-card { aspect-ratio: 4 / 3; }
}

.feature { padding: 4px 0; }
.feature-num {
  display: block;
  font-family: 'Work Sans', sans-serif;
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 8px;
}
.feature h3 { font-size: 1.02rem; }
.feature p { font-size: 0.92rem; margin-bottom: 0; }

.brand-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.brand-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 22px var(--shadow);
  border-color: var(--accent);
}
.brand-card h3 { font-size: 1rem; }
.brand-card p { font-size: 0.9rem; margin-bottom: 0; }

/* STEPS */
.steps {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 900px) { .steps { grid-template-columns: 1fr; } }
.steps li { display: flex; gap: 14px; align-items: flex-start; }
.step-num {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-family: 'Work Sans', sans-serif;
  transition: transform 0.25s ease;
}
.steps li:hover .step-num { transform: scale(1.12); }
.steps h3 { font-size: 1rem; margin-bottom: 4px; }
.steps p { font-size: 0.92rem; margin-bottom: 0; }

/* CARRUSEL DE CATEGORÍAS */
.carousel { position: relative; margin-top: 28px; }
.carousel-track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 4px 4px 12px;
  scrollbar-width: none;
}
.carousel-track::-webkit-scrollbar { display: none; }
.cat-card {
  flex: 0 0 220px;
  scroll-snap-align: start;
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 1px 3px var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.cat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 24px var(--shadow);
}
.cat-card img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  transition: transform 0.35s ease;
}
.cat-card:hover img { transform: scale(1.05); }
.cat-card-body { padding: 14px 16px 18px; }
.cat-card-body h3 { font-size: 1rem; margin-bottom: 4px; }
.cat-card-body p { font-size: 0.85rem; margin-bottom: 0; }
.carousel-arrow {
  position: absolute;
  top: 38%;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--accent);
  font-size: 1.4rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 2px 10px var(--shadow);
  z-index: 2;
}
.carousel-arrow:hover { border-color: var(--accent); }
.carousel-arrow--prev { left: -6px; }
.carousel-arrow--next { right: -6px; }
@media (max-width: 700px) {
  .carousel-arrow { display: none; }
  .cat-card { flex-basis: 62vw; }
}

/* BLOQUE EXPERIENCIA */
.experience { background: var(--surface-2); }
.experience-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.experience-content h2 { max-width: 18ch; }
.experience-photo {
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 8px 28px var(--shadow);
}
.experience-photo img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
}
@media (max-width: 900px) {
  .experience-grid { grid-template-columns: 1fr; gap: 28px; }
  .experience-photo { order: -1; }
  .experience-photo img { min-height: 240px; }
}

/* UBICACIÓN */
.location-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.location-content .lede { margin-bottom: 20px; }
.location-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px 20px;
  margin-bottom: 22px;
  box-shadow: 0 1px 3px var(--shadow);
}
.location-pin {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  fill: var(--accent);
  margin-top: 2px;
}
.location-card strong {
  display: block;
  font-family: 'Piazzolla', Georgia, serif;
  font-size: 1.05rem;
  color: var(--ink);
  margin-bottom: 4px;
}
.location-card span {
  font-size: 0.9rem;
  color: var(--ink-soft);
}
.location-map {
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 8px 28px var(--shadow);
  aspect-ratio: 4 / 3;
}
.location-map iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}
@media (max-width: 900px) {
  .location-grid { grid-template-columns: 1fr; gap: 28px; }
  .location-map { order: -1; aspect-ratio: 16 / 10; }
}

/* BANNER CTA */
.cta-banner {
  position: relative;
  overflow: hidden;
  min-height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.cta-banner-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}
.cta-banner-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: rgba(8, 9, 40, 0.6);
}
.cta-banner-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 60px 20px;
}
.cta-banner-inner h2 {
  color: #fff;
  max-width: 22ch;
  margin: 0 auto 0.4em;
}
.cta-banner-inner p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 50ch;
  margin: 0 auto 24px;
}

/* FORM */
.lead-form {
  margin-top: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  box-shadow: 0 2px 10px var(--shadow);
}
.form-row { margin-bottom: 16px; display: flex; flex-direction: column; gap: 6px; }
.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 560px) { .form-row-2 { grid-template-columns: 1fr; } }
.form-row-2 .form-row { margin-bottom: 0; }
label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink);
}
input, select, textarea {
  font-family: 'Work Sans', sans-serif;
  font-size: 0.95rem;
  padding: 11px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--ink);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
textarea { resize: vertical; }
.form-note {
  margin: 12px 0 0;
  font-size: 0.85rem;
  text-align: center;
  min-height: 1.2em;
}
.form-note.success { color: #2F7A4F; }
.form-note.error { color: #A64A29; }

/* PROGRESO DEL FORMULARIO (2 pasos) */
.form-progress {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.form-progress-step {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border);
  flex: 0 0 auto;
  transition: background 0.25s ease, transform 0.25s ease;
}
.form-progress-step.is-active { background: var(--accent); transform: scale(1.15); }
.form-progress-line { flex: 1 1 auto; height: 2px; background: var(--border); }
.form-step-label {
  font-size: 0.8rem;
  color: var(--ink-faint);
  margin: 0 0 20px;
}

/* PASOS */
.form-step { display: none; }
.form-step.is-active { display: block; animation: step-in 0.35s ease; }
@keyframes step-in {
  from { opacity: 0; transform: translateX(14px); }
  to { opacity: 1; transform: none; }
}
.form-step-actions { display: flex; gap: 12px; margin-top: 4px; }
.form-step-actions .btn-ghost { flex: 0 0 auto; }
.form-step-actions .btn-primary { flex: 1 1 auto; }
.form-trust {
  margin: 14px 0 0;
  font-size: 0.8rem;
  color: var(--ink-faint);
  text-align: center;
}

/* CHIPS — selección visual de "tipo de negocio" */
.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
  border-radius: 14px;
  transition: outline-color 0.15s ease;
}
.chip-option {
  font-family: 'Work Sans', sans-serif;
  font-size: 0.88rem;
  font-weight: 500;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--ink);
  cursor: pointer;
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.chip-option:hover { border-color: var(--accent); transform: translateY(-1px); }
.chip-option.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.visually-hidden-input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* VALIDACIÓN EN LÍNEA */
.field-error {
  margin: 0;
  min-height: 1.1em;
  font-size: 0.8rem;
  color: #B3261E;
}
.form-row.is-invalid input,
.form-row.is-invalid textarea {
  border-color: #B3261E;
  box-shadow: 0 0 0 3px rgba(179, 38, 30, 0.12);
}
.form-row.is-invalid .chip-group {
  outline: 1.5px solid #B3261E;
  outline-offset: 6px;
}

/* BOTÓN CON ESTADO DE CARGA */
.btn.is-loading { color: transparent; pointer-events: none; }
.btn.is-loading::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 18px;
  height: 18px;
  margin: -9px 0 0 -9px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-top-color: #fff;
  animation: btn-spin 0.6s linear infinite;
}
@keyframes btn-spin { to { transform: rotate(360deg); } }

/* WHATSAPP FLOTANTE */
.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 40;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.28);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.whatsapp-float::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: #25D366;
  z-index: -1;
  animation: wa-pulse 2.4s ease-out infinite;
}
@keyframes wa-pulse {
  0% { transform: scale(1); opacity: 0.55; }
  100% { transform: scale(1.9); opacity: 0; }
}
.whatsapp-float:hover {
  transform: scale(1.07);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.32);
}
.whatsapp-float svg { width: 30px; height: 30px; fill: #fff; }
@media (max-width: 700px) {
  .whatsapp-float { left: 16px; right: auto; bottom: 16px; width: 52px; height: 52px; }
  .whatsapp-float svg { width: 28px; height: 28px; }
}

/* FOOTER */
.footer {
  border-top: 1px solid var(--border);
  background: var(--surface-2);
  padding: 48px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 32px;
}
.footer-col h4 {
  font-family: 'Work Sans', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 0 0 14px;
}
.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.footer-col ul li {
  font-size: 0.9rem;
  color: var(--ink-soft);
}
.footer-col a {
  color: var(--ink-soft);
  text-decoration: none;
}
.footer-col a:hover { color: var(--accent); }
.footer-brand p { font-size: 0.9rem; max-width: 32ch; margin-top: 12px; }
.footer-brand .brand-logo { height: 56px; }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 20px;
}
.footer p { margin-bottom: 0; font-size: 0.85rem; }
.footer-note { color: var(--ink-faint); }
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
}