/* ═══════════════════════════════════════════════════════════════
   VÉRTICE STUDIO — Hoja de estilos principal
   Tokens y patrones documentados en DESIGN-SYSTEM.md
   ═══════════════════════════════════════════════════════════════ */

/* ── Tokens ─────────────────────────────────────────────────── */
:root {
  /* Color */
  --bg: #0b0b0e;
  --surface: #131318;
  --surface-2: #1a1a21;
  --text: #f2f2ef;
  --muted: #a0a0ab;
  --accent: #d6ff4b;
  --accent-ink: #131503;
  --line: rgba(255, 255, 255, 0.09);

  /* Tema claro (secciones invertidas) */
  --light-bg: #f2f2ef;
  --light-surface: #ffffff;
  --light-text: #101014;
  --light-muted: #5c5c66;
  --light-line: rgba(16, 16, 20, 0.1);

  /* Tipografía */
  --font-display: "Space Grotesk", sans-serif;
  --font-body: "Inter", sans-serif;
  --text-xs: 0.8125rem;
  --text-sm: 0.9375rem;
  --text-base: 1.0625rem;
  --text-lg: clamp(1.15rem, 1.5vw, 1.35rem);
  --text-h3: clamp(1.25rem, 2vw, 1.5rem);
  --text-h2: clamp(2rem, 4.5vw, 3.5rem);
  --text-h1: clamp(2.75rem, 7.5vw, 6rem);

  /* Espaciado y forma */
  --space-section: clamp(5rem, 12vw, 9rem);
  --container: 74rem;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-full: 999px;

  /* Movimiento */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur-fast: 0.25s;
  --dur-med: 0.6s;
  --dur-slow: 1s;
}

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

::selection { background: var(--accent); color: var(--accent-ink); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.container {
  width: min(var(--container), 100% - var(--gutter) * 2);
  margin-inline: auto;
}

.icon { width: 1.25em; height: 1.25em; flex-shrink: 0; }

/* Grano sutil sobre toda la página */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ── Utilidades tipográficas ────────────────────────────────── */
.accent-italic {
  font-style: italic;
  font-weight: 500;
  color: var(--accent);
}

.link-underline {
  position: relative;
  color: currentColor;
  font-weight: 500;
}
.link-underline::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 100%; height: 1px;
  background: currentColor;
  transform-origin: right;
  transition: transform var(--dur-fast) var(--ease-out);
}
.link-underline:hover::after {
  transform: scaleX(0);
  transform-origin: left;
  animation: underline-in var(--dur-fast) var(--ease-out) 0.15s forwards;
}
@keyframes underline-in {
  from { transform: scaleX(0); transform-origin: left; }
  to   { transform: scaleX(1); transform-origin: left; }
}

/* ── Botones ────────────────────────────────────────────────── */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.95rem 1.75rem;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-sm);
  letter-spacing: 0.01em;
  overflow: hidden;
  transition: color var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out),
              transform var(--dur-fast) var(--ease-out);
  will-change: transform;
}
.btn .icon { transition: transform var(--dur-fast) var(--ease-out); }

.btn--primary {
  background: var(--accent);
  color: var(--accent-ink);
}
.btn--primary::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--text);
  border-radius: inherit;
  transform: translateY(101%);
  transition: transform 0.4s var(--ease-out);
}
.btn--primary:hover::before { transform: translateY(0); }
.btn--primary:hover .icon { transform: translate(3px, -3px); }
.btn--primary > * { position: relative; z-index: 1; }
.btn--primary { z-index: 0; }

.btn--ghost {
  border: 1px solid var(--line);
  color: var(--text);
  backdrop-filter: blur(4px);
}
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }

.btn--sm { padding: 0.6rem 1.25rem; }
.btn--block { width: 100%; }

/* ── Header ─────────────────────────────────────────────────── */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background var(--dur-fast) ease, border-color var(--dur-fast) ease;
  border-bottom: 1px solid transparent;
}
.header.is-scrolled {
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
}

.header__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}
.header__logo sup { font-size: 0.55em; color: var(--accent); }

.logo-mark {
  height: 1.5rem;
  width: auto;
  color: var(--accent);
  overflow: visible;
  transition: color var(--dur-fast) var(--ease-out);
}
/* Cada trazo entra escalonado al cargar */
.logo-mark path {
  opacity: 0;
  transform: translateY(-18%);
  animation: logo-stroke 0.5s var(--ease-out) forwards;
  animation-delay: calc(var(--i, 0) * 0.06s);
}
.logo-mark path:nth-child(1) { --i: 0; }
.logo-mark path:nth-child(2) { --i: 1; }
@keyframes logo-stroke {
  to { opacity: 1; transform: translateY(0); }
}
.header__logo:hover .logo-mark { color: var(--text); }

.header__nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  position: relative;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--muted);
  transition: color var(--dur-fast) ease;
}
.nav-link:hover { color: var(--text); }
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: -4px;
  width: 100%; height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--dur-fast) var(--ease-out);
}
.nav-link:hover::after { transform: scaleX(1); transform-origin: left; }

.header__phone {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  white-space: nowrap;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text);
  transition: color var(--dur-fast) ease;
}
.header__phone .icon { width: 1rem; height: 1rem; color: var(--accent); }
.header__phone:hover { color: var(--accent); }

/* Entre el escritorio ancho y el menú móvil el nav se compacta
   reduciendo el aire; el teléfono conserva el número visible */
@media (max-width: 1200px) {
  .header__nav { gap: 1.25rem; }
}
@media (max-width: 1040px) {
  .header__nav { gap: 0.9rem; }
  .nav-link { font-size: var(--text-xs); }
  .header__phone { font-size: var(--text-xs); }
}

.header__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 2.75rem; height: 2.75rem;
  align-items: center;
}
.header__burger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text);
  transition: transform var(--dur-fast) var(--ease-out), opacity var(--dur-fast);
}
.header__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
.header__burger[aria-expanded="true"] span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }

/* ── Hero ───────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: 6rem;
  overflow: hidden;
}

.hero__bg { position: absolute; inset: 0; z-index: -1; }

.hero__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.35;
  animation: blob-drift 18s ease-in-out infinite alternate;
}
.hero__blob--a {
  width: 42vw; height: 42vw;
  min-width: 320px; min-height: 320px;
  top: -12%; right: -8%;
  background: radial-gradient(circle, var(--accent) 0%, transparent 65%);
}
.hero__blob--b {
  width: 34vw; height: 34vw;
  min-width: 260px; min-height: 260px;
  bottom: -18%; left: -10%;
  background: radial-gradient(circle, #4b6bff 0%, transparent 65%);
  opacity: 0.22;
  animation-delay: -9s;
}
@keyframes blob-drift {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(-6%, 8%) scale(1.12); }
  100% { transform: translate(4%, -6%) scale(0.95); }
}

.hero__grid-lines {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, black 30%, transparent 75%);
  opacity: 0.5;
}

/* Precio de entrada: el gancho comercial del hero, en acento y grande */
.hero__price {
  display: inline-flex;
  align-items: baseline;
  gap: 0.6rem;
  margin-bottom: 2.5rem;
  padding: 0.7rem 1.5rem;
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
}
.hero__price-label {
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.hero__price-amount {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 4.5vw, 3rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--accent);
}

.hero__title {
  font-size: var(--text-h1);
  max-width: 20ch;
  margin-bottom: 1.75rem;
}

/* Reveal por líneas con máscara */
.line-mask { display: block; overflow: hidden; }
.line-mask .line {
  display: block;
  transform: translateY(110%);
  animation: line-up 0.9s var(--ease-out) forwards;
  animation-delay: var(--d, 0s);
}
@keyframes line-up { to { transform: translateY(0); } }

.hero__bottom {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2.5rem;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

.hero__subtitle {
  max-width: 42ch;
  font-size: var(--text-lg);
  color: var(--muted);
}

.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero__stats {
  display: flex;
  gap: clamp(1.5rem, 5vw, 4rem);
  border-top: 1px solid var(--line);
  padding-top: 1.75rem;
  flex-wrap: wrap;
}
.hero__stats li { display: grid; gap: 0.15rem; }
.hero__stats strong {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--accent);
}
.hero__stats li > span:last-child {
  font-size: var(--text-xs);
  color: var(--muted);
  letter-spacing: 0.04em;
}

.hero__scroll {
  position: absolute;
  bottom: 2rem; right: var(--gutter);
  width: 3rem; height: 3rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
  transition: color var(--dur-fast), border-color var(--dur-fast);
}
.hero__scroll:hover { color: var(--accent); border-color: var(--accent); }
.hero__scroll .icon { animation: bounce-y 2s ease-in-out infinite; }
@keyframes bounce-y {
  0%, 100% { transform: translateY(-2px); }
  50%      { transform: translateY(4px); }
}

/* Aparición al cargar (hero) */
.reveal-load {
  opacity: 0;
  transform: translateY(24px);
  animation: fade-up 0.9s var(--ease-out) forwards;
  animation-delay: var(--d, 0s);
}
@keyframes fade-up {
  to { opacity: 1; transform: translateY(0); }
}

/* ── Marquee de logos ───────────────────────────────────────── */
.logos {
  border-block: 1px solid var(--line);
  padding-block: 1.75rem;
  overflow: hidden;
}

.marquee { overflow: hidden; }
.marquee__track {
  display: flex;
  align-items: center;
  gap: 3.5rem;
  width: max-content;
  animation: marquee 30s linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
@keyframes marquee {
  to { transform: translateX(-50%); }
}

.marquee__item {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--muted);
  white-space: nowrap;
  transition: color var(--dur-fast);
}
.marquee__item:hover { color: var(--text); }

.marquee__sep {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0.6;
  flex-shrink: 0;
}

/* ── Secciones (genérico) ───────────────────────────────────── */
.section { padding-block: var(--space-section); }

.section--light {
  background: var(--light-bg);
  color: var(--light-text);
}
.section--light + .section--light { padding-top: 0; }

.section-head { margin-bottom: clamp(3rem, 6vw, 5rem); max-width: 46rem; }

.section-head__label {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.25rem;
}
.section--light .section-head__label { color: var(--light-muted); }
.section-head__label span {
  font-family: var(--font-display);
  color: var(--accent);
}
.section--light .section-head__label span {
  background: var(--light-text);
  color: var(--accent);
  padding: 0.1rem 0.45rem;
  border-radius: var(--radius-sm);
}
.section-head__label::after {
  content: "";
  width: 3rem; height: 1px;
  background: currentColor;
  opacity: 0.4;
}

.section-head__title { font-size: var(--text-h2); }

.section-head__sub {
  margin-top: 1.25rem;
  color: var(--muted);
  font-size: var(--text-lg);
  max-width: 52ch;
}
.section--light .section-head__sub { color: var(--light-muted); }

/* Reveal por scroll (IntersectionObserver añade .is-visible) */
[data-reveal] {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity var(--dur-med) var(--ease-out) var(--d, 0s),
              transform var(--dur-med) var(--ease-out) var(--d, 0s);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Propuesta de valor ─────────────────────────────────────── */
.value__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.value-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  overflow: hidden;
  transition: transform var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out);
}
.value-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(320px circle at var(--mx, 50%) var(--my, 0%),
              color-mix(in srgb, var(--accent) 9%, transparent), transparent 70%);
  opacity: 0;
  transition: opacity var(--dur-fast);
}
.value-card:hover { transform: translateY(-6px); border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); }
.value-card:hover::before { opacity: 1; }

.value-card__icon {
  width: 3.25rem; height: 3.25rem;
  display: grid;
  place-items: center;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--accent);
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  transition: transform var(--dur-med) var(--ease-spring),
              background var(--dur-fast);
}
.value-card:hover .value-card__icon {
  transform: rotate(-8deg) scale(1.08);
  background: color-mix(in srgb, var(--accent) 20%, transparent);
}
.value-card__icon .icon { width: 1.5rem; height: 1.5rem; }

.value-card h3 { font-size: var(--text-h3); margin-bottom: 0.75rem; }
.value-card p { color: var(--muted); font-size: var(--text-sm); }

.value-card__num {
  position: absolute;
  top: 1.75rem; right: 2rem;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  color: var(--muted);
  opacity: 0.5;
}

/* ── Lo que ofrecemos ───────────────────────────────────────── */
.offer__list { border-top: 1px solid var(--line); }

.offer-row {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 3vw, 2.5rem);
  padding: clamp(1.75rem, 4vw, 2.75rem) 0;
  border-bottom: 1px solid var(--line);
  transition: transform var(--dur-fast) var(--ease-out);
}
.offer-row:hover { transform: translateX(0.6rem); }

.offer-row__icon {
  flex-shrink: 0;
  width: 3.5rem; height: 3.5rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--accent);
  transition: transform var(--dur-med) var(--ease-spring),
              background var(--dur-fast), border-color var(--dur-fast);
}
.offer-row:hover .offer-row__icon {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--line));
  transform: rotate(-8deg) scale(1.08);
}

.offer-row h3 {
  font-size: clamp(1.35rem, 3.2vw, 2.25rem);
  font-weight: 500;
  color: var(--muted);
}
.offer-row h3 strong {
  font-weight: 600;
  color: var(--text);
  transition: color var(--dur-fast);
}
.offer-row:hover h3 strong { color: var(--accent); }

/* ── Resultados reales (antes / después) ────────────────────── */
.results__list { display: grid; gap: clamp(2rem, 4vw, 3rem); }

.result-block__label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--light-muted);
  margin-bottom: 0.85rem;
}
.result-block__label .icon { width: 1rem; height: 1rem; }

.result-block__cards {
  display: grid;
  grid-template-columns: 1fr auto 1.15fr;
  gap: 1rem;
  align-items: stretch;
}

.result-card {
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: grid;
  gap: 0.85rem;
  align-content: start;
}

.result-card__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.result-card__tag .icon { width: 1rem; height: 1rem; }

.result-card--before {
  background: var(--light-surface);
  border: 1px dashed rgba(224, 82, 82, 0.35);
  color: var(--light-muted);
  font-size: var(--text-sm);
}
.result-card--before .result-card__tag { color: #e05252; }

.result-card--after {
  background: var(--light-text);
  color: #f2f2ef;
  border: 1px solid var(--light-text);
  transition: transform var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-fast) var(--ease-out);
}
.result-block:hover .result-card--after {
  transform: translateY(-4px);
  box-shadow: 0 24px 48px -20px rgba(16, 16, 20, 0.45);
}
.result-card--after .result-card__tag { color: var(--accent); }
.result-card--after > p:not(.result-card__outcome) {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-base);
}

.result-card__outcome {
  font-size: var(--text-sm);
  color: #b9b9c2;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  padding-top: 0.85rem;
}
.result-card__outcome strong { color: var(--accent); }

.result-block__arrow {
  align-self: center;
  width: 2.75rem; height: 2.75rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--light-line);
  border-radius: 50%;
  color: var(--light-muted);
  background: var(--light-surface);
}

@media (max-width: 760px) {
  .result-block__cards { grid-template-columns: 1fr; }
  .result-block__arrow {
    justify-self: center;
    transform: rotate(90deg);
    width: 2.25rem; height: 2.25rem;
  }
}

/* ── Web conectada (diagrama) ───────────────────────────────── */
.eco__diagram {
  position: relative;
  max-width: 58rem;
  margin-inline: auto;
  height: clamp(22rem, 46vw, 28rem);
}

.eco__lines {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  color: color-mix(in srgb, var(--accent) 50%, transparent);
}
.eco__lines line {
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-dasharray: 5 7;
  animation: eco-dash 1.4s linear infinite;
}
@keyframes eco-dash {
  to { stroke-dashoffset: -24; }
}

.eco-node {
  position: absolute;
  left: var(--x); top: var(--y);
  transform: translate(-50%, -50%);
  display: grid;
  justify-items: center;
  gap: 0.6rem;
  text-align: center;
}

.eco-node__circle {
  width: 4rem; height: 4rem;
  display: grid;
  place-items: center;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 50%;
  transition: transform var(--dur-med) var(--ease-spring),
              border-color var(--dur-fast);
}
.eco-node:hover .eco-node__circle {
  transform: scale(1.1);
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
}

.eco-node__label {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  max-width: 9rem;
}

.eco-node--center { left: 50%; top: 50%; }
.eco-node--center .eco-node__circle {
  width: 6.5rem; height: 6.5rem;
  background: var(--accent);
  color: var(--accent-ink);
  border: 0;
  box-shadow: 0 0 70px color-mix(in srgb, var(--accent) 30%, transparent);
  animation: eco-glow 3.2s ease-in-out infinite;
}
.eco-node--center .icon { width: 2rem; height: 2rem; }
@keyframes eco-glow {
  0%, 100% { box-shadow: 0 0 40px color-mix(in srgb, var(--accent) 22%, transparent); }
  50%      { box-shadow: 0 0 90px color-mix(in srgb, var(--accent) 42%, transparent); }
}

.eco__message {
  max-width: 52ch;
  margin: clamp(2rem, 4vw, 3rem) auto 0;
  text-align: center;
  color: var(--muted);
  font-size: var(--text-lg);
}

@media (max-width: 760px) {
  .eco__diagram {
    height: auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.85rem;
  }
  .eco__lines { display: none; }
  .eco-node {
    position: static;
    transform: none;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    padding: 1.5rem 1rem;
    align-content: start;
  }
  .eco-node--center {
    grid-column: 1 / -1;
    border-color: color-mix(in srgb, var(--accent) 35%, var(--line));
  }
}

/* ── Tabla comparativa ──────────────────────────────────────── */
.compare__wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  background: var(--surface);
}

.compare__table {
  width: 100%;
  min-width: 44rem;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.compare__table th,
.compare__table td {
  padding: 1.35rem 1.75rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}
.compare__table tbody tr:last-child th,
.compare__table tbody tr:last-child td { border-bottom: 0; }

.compare__table thead th {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.compare__table tbody th {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}

.compare__table td { color: var(--muted); }

.compare__table .is-us {
  background: color-mix(in srgb, var(--accent) 5%, transparent);
  border-left: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  color: var(--text);
}

.compare__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: none;
}

.td-icon {
  width: 1rem; height: 1rem;
  vertical-align: -2px;
  margin-right: 0.4rem;
}
.td-icon--bad { color: #ff6b6b; }
.td-icon--good { color: var(--accent); }

.compare__table tbody tr {
  transition: background var(--dur-fast);
}
.compare__table tbody tr:hover { background: rgba(255, 255, 255, 0.02); }

/* Móvil: la tabla se convierte en tarjetas apiladas por criterio */
@media (max-width: 760px) {
  .compare__wrap {
    border: 0;
    background: none;
    overflow: visible;
  }

  .compare__table,
  .compare__table tbody,
  .compare__table tr,
  .compare__table th,
  .compare__table td {
    display: block;
    min-width: 0;
  }

  .compare__table thead { display: none; }

  .compare__table tbody tr {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    overflow: hidden;
  }
  .compare__table tbody tr + tr { margin-top: 0.85rem; }

  .compare__table tbody th {
    padding: 1.15rem 1.35rem 0.35rem;
    border-bottom: 0;
    font-size: var(--text-base);
  }

  .compare__table td {
    padding: 0.75rem 1.35rem 1rem;
    border-bottom: 0;
  }

  /* Etiqueta de cada columna, tomada del atributo data-label */
  .compare__table td::before {
    content: attr(data-label);
    display: block;
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--muted);
    margin-bottom: 0.3rem;
  }

  .compare__table .is-us {
    border-left: 0;
    border-top: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
    padding-top: 0.9rem;
    padding-bottom: 1.25rem;
  }
  .compare__table .is-us::before { color: var(--accent); }
}

/* ── Prueba social ──────────────────────────────────────────── */
.case {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  background: var(--light-surface);
  border: 1px solid var(--light-line);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  margin-bottom: clamp(3rem, 6vw, 4.5rem);
  align-items: center;
}

.case__media {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4 / 3;
}
.case__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease-out);
}
.case:hover .case__media img { transform: scale(1.05); }

.case__tag {
  position: absolute;
  top: 1rem; left: 1rem;
  background: var(--accent);
  color: var(--accent-ink);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
}

.case__body h3 {
  font-size: var(--text-h3);
  margin-bottom: 1.5rem;
}

.case__star { display: grid; gap: 1rem; }
.case__star li {
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: 1rem;
  align-items: baseline;
  border-left: 2px solid var(--light-line);
  padding-left: 1rem;
  transition: border-color var(--dur-fast);
}
.case__star li:hover { border-left-color: var(--accent); }
.case__star strong {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--light-muted);
}
.case__star p { font-size: var(--text-sm); color: var(--light-text); }

.case__metric {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35em;
  background: var(--light-text);
  color: var(--accent);
  padding: 0.05em 0.4em;
  border-radius: var(--radius-sm);
}

.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.testimonial {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  background: var(--light-surface);
  border: 1px solid var(--light-line);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: transform var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-fast) var(--ease-out);
}
.testimonial:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px -24px rgba(16, 16, 20, 0.25);
}

.testimonial__quote {
  width: 1.75rem; height: 1.75rem;
  color: var(--accent);
  fill: currentColor;
}

.testimonial blockquote {
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--light-text);
  flex-grow: 1;
}

.testimonial figcaption {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  border-top: 1px solid var(--light-line);
  padding-top: 1.25rem;
}
.testimonial figcaption img {
  width: 2.75rem; height: 2.75rem;
  border-radius: 50%;
  object-fit: cover;
}
.testimonial figcaption strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-sm);
}
.testimonial figcaption span {
  font-size: var(--text-xs);
  color: var(--light-muted);
}

/* ── Proceso ────────────────────────────────────────────────── */
.process__list {
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.process-step {
  position: relative;
  background: var(--light-surface);
  border: 1px solid var(--light-line);
  border-radius: var(--radius-lg);
  padding: 2rem;
  overflow: hidden;
  transition: transform var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-fast) var(--ease-out);
}
.process-step:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px -24px rgba(16, 16, 20, 0.25);
}

.process-step__num {
  position: absolute;
  top: 0.75rem; right: 1.25rem;
  font-family: var(--font-display);
  font-size: 4.5rem;
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--light-line);
  transition: color var(--dur-fast), -webkit-text-stroke-color var(--dur-fast);
}
.process-step:hover .process-step__num {
  color: var(--accent);
  -webkit-text-stroke-color: transparent;
}

.process-step__icon {
  width: 3rem; height: 3rem;
  display: grid;
  place-items: center;
  background: var(--light-bg);
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  color: var(--light-text);
  transition: transform var(--dur-med) var(--ease-spring),
              background var(--dur-fast), color var(--dur-fast);
}
.process-step:hover .process-step__icon {
  background: var(--light-text);
  color: var(--accent);
  transform: rotate(-8deg) scale(1.08);
}

.process-step h3 {
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
}
.process-step p {
  font-size: var(--text-sm);
  color: var(--light-muted);
}

/* ── FAQ ────────────────────────────────────────────────────── */
.faq {
  position: relative;
  z-index: 1;
  background: var(--bg);
  border-block: 1px solid var(--line);
  box-shadow: 0 40px 80px -32px rgba(0, 0, 0, 0.85),
              0 -40px 80px -32px rgba(0, 0, 0, 0.4);
}

.faq__inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}
.faq__head {
  position: sticky;
  top: 7rem;
  margin-bottom: 0;
}

.faq__list { display: grid; gap: 0.75rem; }

.faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: border-color var(--dur-fast);
}
.faq-item[open] { border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); }

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 1.35rem 1.5rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-base);
  transition: color var(--dur-fast);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--accent); }

.faq-item__icon {
  color: var(--accent);
  transition: transform 0.35s var(--ease-spring);
}
.faq-item[open] .faq-item__icon { transform: rotate(135deg); }

.faq-item__body {
  padding: 0 1.5rem 1.5rem;
  color: var(--muted);
  font-size: var(--text-sm);
  max-width: 62ch;
  animation: faq-open 0.4s var(--ease-out);
}
@keyframes faq-open {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── CTA final / contacto ───────────────────────────────────── */
.cta {
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: "";
  position: absolute;
  top: 12%; left: 50%;
  width: 70vw; height: 70vw;
  max-width: 900px; max-height: 900px;
  transform: translateX(-50%);
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 14%, transparent) 0%, transparent 60%);
  pointer-events: none;
}

.cta__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}

.cta__title {
  font-size: var(--text-h2);
  margin-bottom: 1.5rem;
}

.cta__text {
  color: var(--muted);
  font-size: var(--text-lg);
  max-width: 46ch;
  margin-bottom: 2rem;
}

.cta__points { display: grid; gap: 0.85rem; }
.cta__points li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: var(--text-sm);
  color: var(--text);
}
.cta__points .icon { color: var(--accent); }

.cta__form {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 3vw, 2.5rem);
  display: grid;
  gap: 1.25rem;
}

.field { display: grid; gap: 0.5rem; }
.field label {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  font: inherit;
  font-size: var(--text-sm);
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
  appearance: none;
}
.field textarea { resize: vertical; min-height: 6rem; }
.field input::placeholder,
.field textarea::placeholder { color: color-mix(in srgb, var(--muted) 70%, transparent); }

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}

.select-wrap { position: relative; }
.select-wrap select { cursor: pointer; padding-right: 2.75rem; }
.select-wrap select:invalid { color: color-mix(in srgb, var(--muted) 70%, transparent); }
.select-wrap__icon {
  position: absolute;
  right: 1rem; top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
  width: 1rem; height: 1rem;
}

.cta__form-note {
  font-size: var(--text-xs);
  color: var(--muted);
  text-align: center;
}

/* Estado de éxito del formulario */
.cta__form.is-sent {
  place-items: center;
  text-align: center;
  gap: 1rem;
  min-height: 20rem;
  align-content: center;
}
.form-success { display: grid; gap: 0.75rem; justify-items: center; animation: fade-up 0.6s var(--ease-out); }
.form-success .icon {
  width: 3rem; height: 3rem;
  color: var(--accent);
}
.form-success h3 { font-size: var(--text-h3); }
.form-success p { color: var(--muted); font-size: var(--text-sm); max-width: 32ch; }

/* ── Footer ─────────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--line);
  padding-block: 2.5rem;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer__nav { display: flex; gap: 1.5rem; }

.footer__meta {
  display: grid;
  gap: 0.25rem;
  text-align: right;
  font-size: var(--text-xs);
  color: var(--muted);
}

/* ── Sticky móvil: llamada (ancho restante) + WhatsApp ─────── */
.sticky-contact {
  position: fixed;
  bottom: 1.25rem; left: 1.25rem; right: 1.25rem;
  z-index: 90;
  display: none;
  align-items: stretch;
  gap: 0.75rem;
}

.sticky-contact__phone {
  flex: 1;
  display: flex;
  height: 3.6rem;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: var(--accent);
  border-radius: 999px;
  box-shadow: 0 12px 32px -8px color-mix(in srgb, var(--accent) 45%, transparent);
  color: var(--bg);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  transition: transform var(--dur-fast) var(--ease-out), background var(--dur-fast);
}
.sticky-contact__phone:hover { background: color-mix(in srgb, var(--accent) 88%, white); }
.sticky-contact__phone:active { transform: scale(0.97); }

.sticky-contact__whatsapp {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 0 1.05rem;
  background: #25d366;
  color: #fff;
  border-radius: 999px;
  box-shadow: 0 12px 30px -8px rgba(37, 211, 102, 0.55);
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast);
}
.sticky-contact__whatsapp:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 18px 40px -10px rgba(37, 211, 102, 0.65);
}
.sticky-contact__whatsapp:active { transform: scale(0.97); }
.sticky-contact__whatsapp svg { width: 22px; height: 22px; }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 900px) {
  .value__grid,
  .testimonials { grid-template-columns: 1fr; }

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

  .case { grid-template-columns: 1fr; }
  .case__media { aspect-ratio: 16 / 9; }

  .faq__inner { grid-template-columns: 1fr; }
  .faq__head { position: static; margin-bottom: 2.5rem; }

  .cta__inner { grid-template-columns: 1fr; }

  .hero__scroll { display: none; }
}

@media (max-width: 640px) {
  .process__list { grid-template-columns: 1fr; }

  /* Menú móvil */
  .header__burger { display: flex; }
  .header__nav {
    position: fixed;
    inset: 0;
    z-index: -1;
    flex-direction: column;
    justify-content: center;
    gap: 1.75rem;
    background: color-mix(in srgb, var(--bg) 96%, transparent);
    backdrop-filter: blur(18px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--dur-fast) ease;
  }
  .header__nav.is-open { opacity: 1; pointer-events: auto; }
  .header__nav .nav-link { font-size: 1.5rem; font-family: var(--font-display); }
  .header__phone { display: none; }
  .header__cta { margin-top: 0.5rem; }

  .footer__inner { flex-direction: column; align-items: flex-start; }
  .footer__meta { text-align: left; }

  /* Sticky móvil visible */
  .sticky-contact { display: flex; }
  .footer { padding-bottom: 6rem; }

  .case__star li { grid-template-columns: 1fr; gap: 0.25rem; }
}

/* ── Accesibilidad: movimiento reducido ─────────────────────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001s !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001s !important;
  }
  .line-mask .line { transform: none; }
  .reveal-load, [data-reveal] { opacity: 1; transform: none; }
}