/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --bg:          #07111a;
  --bg-2:        #0c1e2d;
  --bg-3:        #112233;
  --bg-card:     #0e1f30;
  --ink:         #eef6fb;
  --ink-soft:    rgba(238,246,251,0.72);
  --ink-mute:    rgba(238,246,251,0.38);
  --accent:      #5BC8E8;
  --accent-dim:  rgba(91,200,232,0.18);
  --accent-glow: rgba(91,200,232,0.28);
  --accent-2:    #D4956A;
  --accent-2-dim: rgba(212,149,106,0.15);
  --line:        rgba(91,200,232,0.12);
  --line-soft:   rgba(238,246,251,0.08);

  --sans:   "Manrope", "Inter", system-ui, sans-serif;
  --body:   "Inter", system-ui, sans-serif;
  --mono:   "JetBrains Mono", "Fira Code", monospace;

  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft:   cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);

  --nav-h:   72px;
  --gutter:  clamp(1.25rem, 4vw, 2rem);
  --radius:  16px;
  --radius-lg: 24px;
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  overflow-x: clip;
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.65;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.05; letter-spacing: -0.025em; font-family: var(--sans); }
ul { list-style: none; padding: 0; }
::selection { background: var(--accent); color: var(--bg); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* =============================================================
   3. Utilities
   ============================================================= */
.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .6rem 1.2rem; background: var(--accent); color: var(--bg);
  z-index: 9999; border-radius: 8px; font-weight: 600; font-size: .875rem;
}
.skip-link:focus { top: 1rem; }

.container {
  width: 100%;
  max-width: 1280px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* =============================================================
   4. Components – Buttons
   ============================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .85rem 1.75rem;
  border-radius: 100px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: .9375rem;
  letter-spacing: 0.01em;
  transition: transform .25s var(--ease-out), box-shadow .25s var(--ease-out), background .2s, color .2s;
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: var(--bg);
  box-shadow: 0 0 0 0 var(--accent-glow);
}
.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 32px var(--accent-glow), 0 0 0 1px var(--accent);
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--line-soft);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}
.btn-form { width: 100%; justify-content: center; border-radius: 12px; padding: 1rem 2rem; font-size: 1rem; }
.btn-sending, .btn-sent { display: none; }
.btn-form.is-sending .btn-text { display: none; }
.btn-form.is-sending .btn-sending { display: inline; }
.btn-form.is-sent .btn-text { display: none; }
.btn-form.is-sent .btn-sent { display: inline; }
.btn-form.is-sent { background: #1a7a3a; box-shadow: none; cursor: default; }

/* =============================================================
   5. Nav
   ============================================================= */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .35s var(--ease-soft), backdrop-filter .35s, box-shadow .35s;
}
.nav.is-solid {
  background: rgba(7,17,26,0.94);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  box-shadow: 0 1px 0 var(--line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
  gap: 1.5rem;
}

.nav-logo { display: flex; align-items: center; gap: .5rem; flex-shrink: 0; }
.nav-logo-img {
  height: 40px; width: auto;
  mix-blend-mode: screen;
  filter: brightness(1.1) contrast(1.05);
}
.nav-logo-fallback {
  display: none;
  font-family: var(--sans);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--accent);
  letter-spacing: -0.03em;
}
.logo-dot { color: var(--accent-2); }

.nav-links {
  display: none;
  gap: 2rem;
  align-items: center;
}
.nav-links a {
  font-size: .9375rem;
  font-weight: 500;
  color: var(--ink-soft);
  transition: color .2s;
  position: relative;
}
.nav-links a::after {
  content: "";
  position: absolute; bottom: -3px; left: 0; right: 0; height: 1.5px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s var(--ease-out);
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { transform: scaleX(1); }
.nav-cta {
  background: var(--accent-dim) !important;
  color: var(--accent) !important;
  border: 1.5px solid var(--accent) !important;
  padding: .55rem 1.25rem !important;
  border-radius: 100px !important;
  font-weight: 600 !important;
  transition: background .2s, transform .2s !important;
}
.nav-cta:hover { background: var(--accent) !important; color: var(--bg) !important; transform: translateY(-1px) !important; }
.nav-cta::after { display: none !important; }

.nav-hamburger {
  display: flex; flex-direction: column; gap: 5px;
  padding: 8px; cursor: pointer;
}
.nav-hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform .3s var(--ease-out), opacity .3s;
}
.nav-hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  background: rgba(7,17,26,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--line);
  padding: 1.5rem var(--gutter) 2rem;
}
.nav-mobile ul { display: flex; flex-direction: column; gap: 1.25rem; }
.nav-mobile a { font-size: 1.125rem; font-weight: 600; color: var(--ink-soft); }
.nav-mobile a:hover { color: var(--accent); }

/* =============================================================
   6. Hero
   ============================================================= */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--nav-h);
}

.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(circle 900px at var(--mx, 28%) var(--my, 55%),
      rgba(91,200,232,0.22) 0%, transparent 55%),
    radial-gradient(circle 500px at calc(var(--mx, 28%) * 0.3 + 60%) 80%,
      rgba(212,149,106,0.14) 0%, transparent 50%),
    radial-gradient(circle 400px at 85% 20%,
      rgba(91,200,232,0.10) 0%, transparent 50%),
    linear-gradient(160deg, #07111a 0%, #0a1825 50%, #07111a 100%);
}
.hero-grain {
  position: absolute; inset: 0; z-index: 1;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  background-size: 200px;
  pointer-events: none;
  mix-blend-mode: overlay;
}
.hero-glow-amber {
  position: absolute; bottom: -10%; right: -5%; z-index: 0;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(212,149,106,0.10) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  position: relative; z-index: 2;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  padding-top: 3rem;
  padding-bottom: 5rem;
  align-items: center;
}
.hero-content { display: flex; flex-direction: column; gap: 1.5rem; }

.hero-kicker {
  font-family: var(--mono);
  font-size: .8125rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0; transform: translateY(20px);
  animation: fadeUp .7s .1s var(--ease-out) forwards;
}
.hero-title {
  font-family: var(--sans);
  font-weight: 800;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1.02;
  color: var(--ink);
  opacity: 0; transform: translateY(24px);
  animation: fadeUp .8s .2s var(--ease-out) forwards;
}
.hero-title em {
  font-style: normal;
  color: var(--accent);
  background: linear-gradient(90deg, var(--accent), #88d8f0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: clamp(.9375rem, 2vw, 1.0625rem);
  color: var(--ink-soft);
  max-width: 52ch;
  line-height: 1.7;
  opacity: 0; transform: translateY(20px);
  animation: fadeUp .8s .35s var(--ease-out) forwards;
}
.hero-actions {
  display: flex; flex-wrap: wrap; gap: .75rem;
  opacity: 0; transform: translateY(20px);
  animation: fadeUp .7s .5s var(--ease-out) forwards;
}
.hero-indicators {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .75rem 1.5rem;
  padding-top: .5rem;
  border-top: 1px solid var(--line);
  opacity: 0; transform: translateY(16px);
  animation: fadeUp .7s .65s var(--ease-out) forwards;
}
.hero-indicators li { display: flex; flex-direction: column; gap: .15rem; }
.indicator-value {
  font-family: var(--sans);
  font-weight: 800;
  font-size: 1.75rem;
  color: var(--accent);
  line-height: 1;
}
.indicator-label {
  font-size: .75rem;
  color: var(--ink-mute);
  font-family: var(--mono);
  letter-spacing: 0.03em;
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  animation: fadeIn .9s .3s var(--ease-out) forwards;
}
.hero-img-wrap {
  position: relative;
  width: 100%;
  max-width: 600px;
}
.hero-img {
  width: 100%;
  border-radius: var(--radius-lg);
  filter: drop-shadow(0 40px 80px rgba(91,200,232,0.18));
  transition: transform .6s var(--ease-soft);
}
.hero-visual:hover .hero-img { transform: scale(1.02) translateY(-4px); }
.hero-img-glow {
  position: absolute; inset: -20%; z-index: -1;
  background: radial-gradient(circle, rgba(91,200,232,0.15) 0%, transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}
.hero-badge {
  position: absolute; bottom: -1rem; left: 1.5rem;
  background: rgba(7,17,26,0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: .75rem 1.25rem;
  display: flex; flex-direction: column; gap: .1rem;
}
.badge-line {
  font-family: var(--sans);
  font-weight: 700;
  font-size: .875rem;
  color: var(--accent);
}
.badge-sub {
  font-family: var(--mono);
  font-size: .7rem;
  color: var(--ink-mute);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero-scroll-hint {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  opacity: 0; animation: fadeIn 1s 1.2s forwards;
}
.scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
.scroll-label {
  font-family: var(--mono); font-size: .7rem; color: var(--ink-mute);
  letter-spacing: 0.1em; text-transform: uppercase;
}
@keyframes scrollPulse {
  0%, 100% { opacity: .4; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.2); }
}

/* =============================================================
   7. Aliados marquee
   ============================================================= */
.aliados {
  padding: 2.5rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
  overflow: hidden;
}
.aliados-label {
  text-align: center;
  font-family: var(--mono);
  font-size: .75rem;
  color: var(--ink-mute);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}
.marquee-track { overflow: hidden; position: relative; }
.marquee-track::before,
.marquee-track::after {
  content: ""; position: absolute; top: 0; bottom: 0; z-index: 2; width: 80px; pointer-events: none;
}
.marquee-track::before { left: 0; background: linear-gradient(to right, var(--bg-2), transparent); }
.marquee-track::after  { right: 0; background: linear-gradient(to left, var(--bg-2), transparent); }
.marquee-inner {
  display: flex; align-items: center; gap: 2rem;
  animation: marquee 28s linear infinite;
  width: max-content;
}
.marquee-inner span {
  font-family: var(--sans); font-weight: 600; font-size: 1rem;
  color: var(--ink-soft); white-space: nowrap; flex-shrink: 0;
}
.marquee-inner .sep { color: var(--accent); opacity: .5; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) {
  .marquee-inner { animation-duration: 60s; }
}

/* =============================================================
   8. Section shared styles
   ============================================================= */
.reveal-section { padding: clamp(4rem, 8vw, 7rem) 0; }

.section-header { text-align: center; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-kicker {
  display: inline-block;
  font-family: var(--mono);
  font-size: .8125rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  padding: .3rem .8rem;
  border: 1px solid var(--accent-dim);
  border-radius: 100px;
  background: var(--accent-dim);
}
.section-title {
  font-family: var(--sans);
  font-weight: 800;
  font-size: clamp(1.875rem, 4vw, 3rem);
  color: var(--ink);
  margin-bottom: 1.25rem;
}
.section-title em {
  font-style: normal;
  color: var(--accent);
}
.section-sub {
  font-size: 1.0625rem;
  color: var(--ink-soft);
  max-width: 60ch;
  margin-inline: auto;
  line-height: 1.75;
}

/* reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
/* Safety: elements that also have data-split should always be visible */
.reveal[data-split] { opacity: 1; transform: none; }

/* stagger children */
.reveal:nth-child(2) { transition-delay: .08s; }
.reveal:nth-child(3) { transition-delay: .16s; }
.reveal:nth-child(4) { transition-delay: .24s; }
.reveal:nth-child(5) { transition-delay: .32s; }
.reveal:nth-child(6) { transition-delay: .40s; }
.reveal:nth-child(7) { transition-delay: .48s; }

/* =============================================================
   9. Por qué section
   ============================================================= */
.porque { background: var(--bg); }
.porque-lead {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--ink-soft);
  max-width: 70ch;
  margin-inline: auto;
  text-align: center;
  line-height: 1.8;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.porque-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
.porque-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2rem);
  transition: border-color .3s, transform .3s var(--ease-out), box-shadow .3s;
}
.porque-card:hover {
  border-color: rgba(91,200,232,0.35);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3), 0 0 0 1px rgba(91,200,232,0.1);
}
.porque-icon {
  width: 48px; height: 48px;
  color: var(--accent);
  margin-bottom: 1.25rem;
}
.porque-card h3 {
  font-family: var(--sans); font-weight: 700; font-size: 1.125rem;
  color: var(--ink); margin-bottom: .6rem;
}
.porque-card p { font-size: .9375rem; color: var(--ink-soft); line-height: 1.7; }

/* =============================================================
   10. Soluciones
   ============================================================= */
.soluciones { background: var(--bg-2); }
.soluciones-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
.solucion-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color .3s, transform .3s var(--ease-out);
}
.solucion-card:hover { border-color: rgba(91,200,232,.3); transform: translateY(-4px); }
.solucion-img-wrap { position: relative; aspect-ratio: 16/9; overflow: hidden; }
.solucion-img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .6s var(--ease-soft);
}
.solucion-card:hover .solucion-img { transform: scale(1.04); }
.solucion-img-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(7,17,26,0.9) 0%, rgba(7,17,26,0.2) 50%, transparent 100%);
}
.solucion-body { padding: clamp(1.5rem, 3vw, 2rem); display: flex; flex-direction: column; gap: 1rem; }
.solucion-kicker {
  font-family: var(--mono); font-size: .75rem; color: var(--accent-2);
  letter-spacing: 0.08em; text-transform: uppercase;
}
.solucion-card h3 {
  font-family: var(--sans); font-weight: 700; font-size: 1.375rem;
  color: var(--ink); line-height: 1.2;
}
.solucion-card p { font-size: .9375rem; color: var(--ink-soft); line-height: 1.7; }
.solucion-apps {
  border-top: 1px solid var(--line-soft); padding-top: 1rem;
}
.solucion-apps li {
  font-size: .875rem; color: var(--ink-mute);
  padding: .3rem 0;
  border-bottom: 1px solid var(--line-soft);
  display: flex; align-items: center; gap: .6rem;
}
.solucion-apps li::before {
  content: ""; width: 5px; height: 5px; border-radius: 50%;
  background: var(--accent); flex-shrink: 0;
}
.solucion-beneficios { display: flex; flex-direction: column; gap: .5rem; }
.solucion-beneficios li {
  display: flex; align-items: center; gap: .75rem;
  font-size: .9375rem; color: var(--ink-soft);
}
.check { color: var(--accent); font-size: 1rem; flex-shrink: 0; }
.solucion-ods { margin-top: .5rem; }
.ods-label { font-family: var(--mono); font-size: .75rem; color: var(--ink-mute); letter-spacing: 0.06em; margin-bottom: .6rem; text-transform: uppercase; }
.ods-badges { display: flex; flex-wrap: wrap; gap: .5rem; }
.ods-badge {
  padding: .3rem .8rem; border-radius: 100px;
  background: var(--accent-2-dim); border: 1px solid rgba(212,149,106,.25);
  font-family: var(--mono); font-size: .75rem; color: var(--accent-2);
  font-weight: 500;
}

/* =============================================================
   11. Modelo de servicio
   ============================================================= */
.modelo { background: var(--bg); }
.modelo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 2.5rem;
}
.modelo-item {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  display: flex; flex-direction: column; gap: .4rem;
  transition: border-color .3s, transform .25s var(--ease-out);
}
.modelo-item:hover { border-color: var(--accent); transform: translateY(-3px); }
.modelo-highlight { border-color: rgba(91,200,232,.3); background: rgba(91,200,232,.05); }
.modelo-n {
  font-family: var(--mono); font-size: .8125rem; color: var(--accent);
  letter-spacing: 0.05em;
}
.modelo-label { font-family: var(--sans); font-weight: 600; font-size: 1rem; color: var(--ink); }
.modelo-cta { text-align: center; }

/* =============================================================
   12. Tecnología
   ============================================================= */
.tecnologia { background: var(--bg-2); }
.tec-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
  align-items: start;
}
.tec-img-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: #000;
}
.tec-img {
  width: 100%;
  transition: transform .6s var(--ease-soft);
  filter: drop-shadow(0 0 40px rgba(91,200,232,0.12));
}
.tec-img-wrap:hover .tec-img { transform: scale(1.03); }

.tec-content { display: flex; flex-direction: column; gap: 2rem; }
.tec-bloque {
  padding: 1.75rem;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.tec-tag {
  display: inline-block;
  font-family: var(--mono); font-size: .75rem; font-weight: 500;
  color: var(--accent); background: var(--accent-dim);
  border: 1px solid rgba(91,200,232,.25);
  padding: .2rem .7rem; border-radius: 100px;
  letter-spacing: 0.1em; text-transform: uppercase;
  margin-bottom: .75rem;
}
.tec-bloque h3 {
  font-family: var(--sans); font-weight: 700; font-size: 1.25rem;
  color: var(--ink); margin-bottom: .6rem;
}
.tec-bloque p { font-size: .9375rem; color: var(--ink-soft); line-height: 1.7; }
.tec-proceso { padding: 1.75rem; background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); }
.tec-proceso-title {
  font-family: var(--mono); font-size: .8rem; color: var(--ink-mute);
  letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 1rem;
}
.tec-steps { padding-left: 0; display: flex; flex-direction: column; gap: .5rem; counter-reset: step; }
.tec-steps li {
  font-size: .9375rem; color: var(--ink-soft);
  display: flex; align-items: flex-start; gap: .75rem;
  counter-increment: step;
}
.tec-steps li::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--mono); font-size: .75rem; color: var(--accent);
  flex-shrink: 0; margin-top: .15rem;
}

/* Efficiency bars */
.eficiencia { padding-top: 2rem; }
.eficiencia .section-kicker { margin-bottom: 2rem; display: block; text-align: center; }
.eficiencia-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
.efi-item { display: flex; flex-direction: column; gap: .6rem; }
.efi-header {
  display: flex; justify-content: space-between; align-items: baseline;
}
.efi-label {
  font-family: var(--sans); font-weight: 700; font-size: 1rem; color: var(--ink);
}
.efi-range {
  font-family: var(--mono); font-size: .8125rem; color: var(--accent); letter-spacing: 0.03em;
}
.efi-bar {
  height: 6px; background: var(--line-soft); border-radius: 100px; overflow: hidden;
}
.efi-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), #88d8f0);
  border-radius: 100px;
  transition: width 1.4s var(--ease-out);
}
.efi-item.is-animated .efi-fill { width: var(--w); }

/* =============================================================
   13. Economía circular
   ============================================================= */
.circular { background: var(--bg); }
.circular-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}
.circular-content { display: flex; flex-direction: column; gap: 1.5rem; }
.circular-content p { font-size: 1rem; color: var(--ink-soft); line-height: 1.75; }
.circular-stat {
  display: flex; align-items: baseline; gap: .25rem; flex-wrap: wrap;
  padding: 1.5rem; background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius);
}
.circular-stat-num {
  font-family: var(--sans); font-weight: 800; font-size: 3.5rem;
  color: var(--accent); line-height: 1;
}
.circular-stat-unit {
  font-family: var(--sans); font-weight: 800; font-size: 2rem; color: var(--accent);
}
.circular-stat-label {
  font-size: .875rem; color: var(--ink-mute); width: 100%; margin-top: .25rem;
  font-family: var(--mono); letter-spacing: 0.04em;
}
.circular-visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--line);
}
.circular-visual img { width: 100%; object-fit: cover; display: block; }
.circular-caption {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 1rem 1.5rem;
  background: linear-gradient(to top, rgba(7,17,26,.95) 0%, transparent 100%);
}
.circular-caption p {
  font-family: var(--mono); font-size: .75rem; color: var(--ink-mute);
  letter-spacing: 0.06em; text-transform: uppercase;
}

/* =============================================================
   14. Casos de éxito
   ============================================================= */
.casos { background: var(--bg-2); }
.casos-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 3rem;
}
.caso-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  display: flex; flex-direction: column; gap: 1.25rem;
  transition: border-color .3s, transform .3s var(--ease-out), box-shadow .3s;
}
.caso-card:hover {
  border-color: rgba(91,200,232,.3);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,.3);
}
.caso-header {
  display: flex; align-items: flex-start; gap: 1.25rem;
}
.caso-num {
  font-family: var(--mono); font-size: 2rem; font-weight: 500;
  color: var(--accent); opacity: .3; line-height: 1; flex-shrink: 0;
}
.caso-header h3 {
  font-family: var(--sans); font-weight: 700; font-size: 1.25rem; color: var(--ink);
  margin-bottom: .25rem;
}
.caso-subtitulo {
  font-size: .875rem; color: var(--accent-2); font-family: var(--mono);
  letter-spacing: 0.04em;
}
.caso-texto { font-size: .9375rem; color: var(--ink-soft); line-height: 1.75; }
.caso-tags { display: flex; flex-wrap: wrap; gap: .5rem; }
.caso-tags span {
  padding: .25rem .75rem;
  background: var(--accent-dim); border: 1px solid rgba(91,200,232,.2);
  border-radius: 100px; font-size: .75rem;
  font-family: var(--mono); color: var(--accent);
}

.casos-eficiencias {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2rem;
}
.casos-efi-title {
  font-family: var(--sans); font-weight: 700; font-size: 1rem; color: var(--ink);
  text-align: center; margin-bottom: 1.5rem;
}
.casos-efi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.casos-efi-item { text-align: center; }
.cef-val {
  display: block; font-family: var(--sans); font-weight: 800;
  font-size: 1.75rem; color: var(--accent); line-height: 1;
}
.cef-lab {
  font-family: var(--mono); font-size: .75rem; color: var(--ink-mute);
  letter-spacing: 0.06em; margin-top: .25rem; display: block;
}

/* =============================================================
   15. ODS
   ============================================================= */
.ods-section {
  padding: clamp(3rem, 6vw, 5rem) 0;
  background: linear-gradient(135deg, rgba(91,200,232,.06) 0%, transparent 50%, rgba(212,149,106,.05) 100%);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.ods-inner { text-align: center; }
.ods-pre {
  font-family: var(--mono); font-size: .8125rem; color: var(--ink-mute);
  letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 2rem;
}
.ods-grid {
  display: flex; justify-content: center; flex-wrap: wrap; gap: 1rem;
}
.ods-card {
  display: flex; align-items: center; gap: 1rem;
  padding: 1.25rem 2rem;
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius); min-width: 220px;
  transition: border-color .3s, transform .25s var(--ease-out);
}
.ods-card:hover { border-color: var(--accent); transform: translateY(-3px); }
.ods-num {
  font-family: var(--sans); font-weight: 800; font-size: 2rem;
  color: var(--accent); line-height: 1;
}
.ods-name { font-family: var(--sans); font-weight: 600; font-size: .9375rem; color: var(--ink); text-align: left; }

/* =============================================================
   16. Contacto
   ============================================================= */
.contacto { background: var(--bg); }
.contacto-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
}
.contacto-info { display: flex; flex-direction: column; gap: 1.25rem; }
.contacto-info p { font-size: 1rem; color: var(--ink-soft); line-height: 1.75; }
.contacto-datos { display: flex; flex-direction: column; gap: .75rem; }
.contacto-dato {
  display: flex; align-items: center; gap: .75rem;
  font-size: 1rem; color: var(--ink-soft);
  padding: 1rem 1.25rem;
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  transition: border-color .25s, color .25s, transform .25s var(--ease-out);
}
.contacto-dato:hover { border-color: var(--accent); color: var(--accent); transform: translateX(4px); }
.contacto-dato svg { width: 20px; height: 20px; flex-shrink: 0; }

.contacto-form-wrap {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 4vw, 2.5rem);
}
.contacto-form { display: flex; flex-direction: column; gap: 1.25rem; }
.form-row { display: grid; grid-template-columns: 1fr; gap: 1.25rem; }
.form-group { display: flex; flex-direction: column; gap: .5rem; }
.form-group label {
  font-size: .875rem; font-weight: 500; color: var(--ink-soft);
  font-family: var(--sans);
}
.form-group input,
.form-group textarea {
  background: rgba(238,246,251,.04);
  border: 1.5px solid var(--line-soft);
  border-radius: 10px;
  padding: .875rem 1rem;
  font-family: var(--body); font-size: .9375rem;
  color: var(--ink);
  transition: border-color .25s, box-shadow .25s;
  outline: none; resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--ink-mute); }

/* =============================================================
   17. Footer
   ============================================================= */
.footer {
  background: #050d14;
  border-top: 1px solid var(--line);
  padding-top: 3.5rem;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
}
.footer-logo {
  font-family: var(--sans); font-weight: 800; font-size: 1.75rem;
  color: var(--accent); letter-spacing: -0.03em;
}
.footer-brand p:first-of-type {
  font-family: var(--mono); font-size: .75rem; color: var(--ink-mute);
  letter-spacing: 0.05em; margin-top: .4rem;
}
.footer-desc { font-size: .875rem; color: var(--ink-mute); line-height: 1.7; margin-top: .75rem; max-width: 32ch; }
.footer-links-title {
  font-family: var(--mono); font-size: .75rem; color: var(--ink-mute);
  letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 1rem;
}
.footer-links ul, .footer-contacto { display: flex; flex-direction: column; gap: .6rem; }
.footer-links a, .footer-contacto a {
  font-size: .9375rem; color: var(--ink-soft);
  transition: color .2s;
}
.footer-links a:hover, .footer-contacto a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--line-soft);
  padding: 1.25rem var(--gutter);
  text-align: center;
}
.footer-bottom p {
  font-family: var(--mono); font-size: .75rem; color: var(--ink-mute);
  letter-spacing: 0.04em;
}

/* =============================================================
   18. Custom cursor
   ============================================================= */
@media (hover: hover) and (pointer: fine) {
  .cursor { position: fixed; top: 0; left: 0; z-index: 9000; pointer-events: none; }
  .cursor-dot {
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--accent);
    position: absolute;
    transform: translate(-50%,-50%);
    transition: transform .1s, background .2s;
  }
  .cursor-ring {
    width: 36px; height: 36px; border-radius: 50%;
    border: 1.5px solid rgba(91,200,232,0.5);
    position: absolute;
    transform: translate(-50%,-50%);
    transition: transform .4s var(--ease-out), width .3s, height .3s, opacity .3s;
  }
  .cursor { opacity: 0; transition: opacity .25s; }
  .cursor.is-ready { opacity: 1; }

  body:has(a:hover, button:hover) .cursor-ring {
    width: 52px; height: 52px;
    border-color: rgba(91,200,232,0.8);
  }
}

/* =============================================================
   19. Animations
   ============================================================= */
@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  to { opacity: 1; }
}

/* =============================================================
   20. Responsive
   ============================================================= */
@media (min-width: 540px) {
  .hero-indicators { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr 1fr; }
  .modelo-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 720px) {
  .nav-links { display: flex; }
  .nav-hamburger { display: none; }
  .porque-grid { grid-template-columns: repeat(2, 1fr); }
  .soluciones-grid { grid-template-columns: repeat(2, 1fr); }
  .casos-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 2fr 1fr 1fr; }
  .eficiencia-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 960px) {
  .hero-inner { grid-template-columns: 1fr 1fr; gap: 4rem; padding-top: 4rem; }
  .tec-split { grid-template-columns: 1fr 1fr; }
  .circular-split { grid-template-columns: 1fr 1fr; }
  .contacto-inner { grid-template-columns: 1fr 1.4fr; }
  .modelo-grid { grid-template-columns: repeat(4, 1fr); }
  .eficiencia-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1280px) {
  .porque-grid { grid-template-columns: repeat(4, 1fr); }
  .modelo-grid { grid-template-columns: repeat(7, 1fr); }
}

/* =============================================================
   21. Reduced motion — only intrusive effects
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  .scroll-line { animation: none; }
  .hero-kicker, .hero-title, .hero-sub, .hero-actions,
  .hero-indicators, .hero-visual, .hero-scroll-hint {
    opacity: 1; transform: none; animation: none;
  }
}