:root {
  --bg: #0a1224;
  --bg-elevated: #0f172a;
  --bg-deep: #070d1a;
  --surface: #111827;
  --line: rgba(148, 163, 184, 0.16);
  --line-strong: rgba(6, 182, 212, 0.35);
  --text: #f8fafc;
  --muted: #94a3b8;
  --muted-2: #64748b;
  --cyan: #06b6d4;
  --cyan-bright: #22d3ee;
  --cyan-deep: #0891b2;
  --white: #ffffff;
  --font-display: "Sora", sans-serif;
  --font-body: "Manrope", sans-serif;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --nav-h: 4.5rem;
  --max: 1120px;
}

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

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--cyan) var(--bg-deep);
}

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

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

button {
  font: inherit;
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
}

/* ---- atmósfera ---- */

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9998;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.cursor-glow {
  position: fixed;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.12) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 0.4s ease;
  mix-blend-mode: screen;
}

body.is-desktop .cursor-glow.is-on {
  opacity: 1;
}

/* ---- nav ---- */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
  transition: background 0.4s var(--ease-out), border-color 0.4s, backdrop-filter 0.4s;
  border-bottom: 1px solid transparent;
}

.nav.is-scrolled {
  background: rgba(10, 18, 36, 0.78);
  backdrop-filter: blur(16px) saturate(1.2);
  border-bottom-color: var(--line);
}

.nav-brand {
  position: relative;
  z-index: 1001;
  display: inline-flex;
  align-items: flex-end;
  gap: 0.06em;
  font-size: clamp(22px, 5.5vw, 28px);
}

.nav-logo {
  width: auto;
  height: 1em;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  position: relative;
  z-index: 1001;
  align-items: center;
  justify-content: center;
}

.nav-toggle span {
  position: absolute;
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: transform 0.35s var(--ease-out), opacity 0.25s;
}

.nav-toggle span:first-child {
  transform: translateY(-4px);
}

.nav-toggle span:last-child {
  transform: translateY(4px);
}

.nav.is-open .nav-toggle span:first-child {
  transform: rotate(45deg);
}

.nav.is-open .nav-toggle span:last-child {
  transform: rotate(-45deg);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 2.5vw, 2.25rem);
}

.nav-links a {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--muted);
  transition: color 0.25s;
}

.nav-links a:hover {
  color: var(--cyan-bright);
}

.nav-cta {
  color: var(--bg) !important;
  background: var(--cyan);
  padding: 0.65rem 1.15rem;
  font-weight: 700 !important;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  transition: background 0.25s, transform 0.25s var(--ease-out) !important;
}

.nav-cta:hover {
  background: var(--cyan-bright) !important;
  color: var(--bg) !important;
  transform: translateY(-1px);
}

/* ---- hero ---- */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-h) + 2rem) 1.5rem 5rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

#heroCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(6, 182, 212, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(6, 182, 212, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 45%, black 20%, transparent 75%);
  opacity: 0.55;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: orb-float 12s ease-in-out infinite;
}

.hero-orb--a {
  width: min(55vw, 520px);
  height: min(55vw, 520px);
  top: 8%;
  right: 5%;
  background: rgba(6, 182, 212, 0.18);
}

.hero-orb--b {
  width: min(45vw, 420px);
  height: min(45vw, 420px);
  bottom: 5%;
  left: 0;
  background: rgba(8, 145, 178, 0.14);
  animation-delay: -4s;
}

@keyframes orb-float {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(-3%, 4%) scale(1.08);
  }
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: min(920px, 100%);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-brand {
  display: inline-flex;
  align-items: flex-end;
  gap: 0.06em;
  margin-bottom: clamp(1.75rem, 4vw, 2.75rem);
  font-size: clamp(2.6rem, 14vw, 4.6rem);
}

.hero-logo {
  width: auto;
  height: 1em;
  filter: drop-shadow(0 0 40px rgba(6, 182, 212, 0.25));
}

.logo-caret {
  display: block;
  width: 0.55em;
  height: 0.14em;
  margin-bottom: 0.05em;
  flex-shrink: 0;
  background: #06b6d4;
  box-shadow: 0 0 10px rgba(6, 182, 212, 0.45);
  animation: caret-blink 1.35s ease-in-out infinite;
}

@keyframes caret-blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.85rem, 4.6vw, 3.35rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  color: var(--white);
}

.hero-lead {
  max-width: 36rem;
  font-size: clamp(1.02rem, 2vw, 1.2rem);
  color: var(--muted);
  margin-bottom: 2.25rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  justify-content: center;
}

.scroll-hint {
  position: absolute;
  bottom: 1.75rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  width: 24px;
  height: 40px;
  display: flex;
  justify-content: center;
  opacity: 0.7;
}

.scroll-hint__line {
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, var(--cyan), transparent);
  transform-origin: top;
  animation: scroll-line 2s var(--ease-out) infinite;
}

@keyframes scroll-line {
  0% {
    transform: scaleY(0);
    opacity: 0;
  }
  30% {
    opacity: 1;
  }
  100% {
    transform: scaleY(1);
    opacity: 0;
  }
}

/* ---- botones ---- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.95rem 1.4rem;
  transition: transform 0.3s var(--ease-out), background 0.25s, color 0.25s, border-color 0.25s;
}

.btn-primary {
  background: var(--cyan);
  color: var(--bg-deep);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}

.btn-primary:hover {
  background: var(--cyan-bright);
  transform: translateY(-2px);
}

.btn-ghost {
  border: 1px solid var(--line-strong);
  color: var(--cyan-bright);
  background: rgba(6, 182, 212, 0.06);
}

.btn-ghost:hover {
  background: rgba(6, 182, 212, 0.14);
  border-color: var(--cyan);
  transform: translateY(-2px);
}

/* ---- marquee ---- */

.marquee {
  border-block: 1px solid var(--line);
  background: var(--bg-deep);
  overflow: hidden;
  padding: 1rem 0;
}

.marquee-track {
  display: flex;
  gap: 1.5rem;
  width: max-content;
  animation: marquee 32s linear infinite;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted-2);
}

.marquee-track span:nth-child(odd) {
  color: var(--muted);
}

@keyframes marquee {
  to {
    transform: translateX(-50%);
  }
}

/* ---- secciones base ---- */

.section {
  position: relative;
  z-index: 1;
  padding: clamp(4.5rem, 10vw, 7.5rem) clamp(1.25rem, 4vw, 3rem);
}

.section-head {
  max-width: 40rem;
  margin: 0 auto 3.5rem;
  text-align: center;
}

.eyebrow {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.5vw, 2.6rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--muted);
  font-size: 1.05rem;
}

/* ---- soluciones ---- */

.solutions {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-elevated) 100%);
}

.solution-list {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

.solution {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: start;
  padding: clamp(1.75rem, 3vw, 2.5rem) 0;
  border-top: 1px solid var(--line);
  transition: border-color 0.35s;
}

.solution:last-child {
  border-bottom: 1px solid var(--line);
}

.solution:hover {
  border-top-color: var(--line-strong);
}

.solution-index {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0.08em;
  padding-top: 0.35rem;
}

.solution-body h3 {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.2vw, 1.55rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 0.65rem;
}

.solution-body p {
  color: var(--muted);
  max-width: 40rem;
}

.solution-tags {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  min-width: 11rem;
  text-align: right;
}

.solution-tags li {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted-2);
  letter-spacing: 0.02em;
}

.solution:hover .solution-tags li {
  color: var(--cyan);
}

/* ---- enfoque ---- */

.approach {
  background: var(--bg-deep);
  overflow: hidden;
}

.approach-layout {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 6vw, 4rem);
  align-items: center;
}

.approach-copy .section-title {
  margin-bottom: 1.25rem;
}

.flow-viz {
  position: relative;
  width: min(100%, 420px);
  aspect-ratio: 1;
  margin: 0 auto;
  display: grid;
  place-items: center;
}

.flow-bloom {
  position: absolute;
  inset: 18%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.22), transparent 70%);
  filter: blur(18px);
  animation: bloom-breathe 3.6s ease-in-out infinite;
  pointer-events: none;
}

.flow-viz[data-stage="0"] .flow-bloom {
  background: radial-gradient(circle, rgba(148, 163, 184, 0.2), transparent 70%);
}

.flow-viz[data-stage="1"] .flow-bloom {
  background: radial-gradient(circle, rgba(6, 182, 212, 0.28), transparent 70%);
}

.flow-viz[data-stage="2"] .flow-bloom {
  background: radial-gradient(circle, rgba(34, 211, 238, 0.34), transparent 70%);
}

.flow-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.orbit {
  fill: none;
  stroke: rgba(6, 182, 212, 0.14);
  stroke-width: 1;
}

.orbit-b {
  stroke: rgba(6, 182, 212, 0.2);
}

.orbit-c {
  stroke: rgba(34, 211, 238, 0.22);
}

.arc {
  fill: none;
  stroke: url(#flowStroke);
  stroke-width: 2;
  stroke-linecap: round;
  transform-origin: 210px 210px;
  filter: url(#softGlow);
}

.arc-a {
  stroke-dasharray: 140 980;
  animation: orbit-spin 14s linear infinite;
}

.arc-b {
  stroke-dasharray: 90 760;
  animation: orbit-spin 9s linear infinite reverse;
}

.arc-c {
  stroke-dasharray: 55 520;
  animation: orbit-spin 6s linear infinite;
}

.flow-node {
  transition: opacity 0.45s var(--ease-out);
}

.flow-node .node-halo {
  fill: url(#nodeGlow);
  opacity: 0;
  transform-origin: center;
  transform-box: fill-box;
  transition: opacity 0.45s;
}

.flow-node .node-ring {
  fill: none;
  stroke: rgba(6, 182, 212, 0.35);
  stroke-width: 1.5;
  transition: stroke 0.45s, stroke-width 0.45s;
}

.flow-node .node-dot {
  fill: rgba(148, 163, 184, 0.7);
  transition: fill 0.45s, transform 0.45s var(--ease-out);
  transform-origin: center;
  transform-box: fill-box;
}

.flow-node text {
  fill: rgba(148, 163, 184, 0.55);
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-anchor: middle;
  transition: fill 0.45s, opacity 0.45s;
}

.flow-viz[data-stage="0"] .flow-node[data-stage="0"] .node-halo,
.flow-viz[data-stage="1"] .flow-node[data-stage="1"] .node-halo,
.flow-viz[data-stage="2"] .flow-node[data-stage="2"] .node-halo {
  opacity: 1;
  animation: node-pulse 1.4s ease-in-out infinite;
}

.flow-viz[data-stage="0"] .flow-node[data-stage="0"] .node-ring,
.flow-viz[data-stage="1"] .flow-node[data-stage="1"] .node-ring,
.flow-viz[data-stage="2"] .flow-node[data-stage="2"] .node-ring {
  stroke: #22d3ee;
  stroke-width: 2;
}

.flow-viz[data-stage="0"] .flow-node[data-stage="0"] .node-dot,
.flow-viz[data-stage="1"] .flow-node[data-stage="1"] .node-dot,
.flow-viz[data-stage="2"] .flow-node[data-stage="2"] .node-dot {
  fill: #22d3ee;
  transform: scale(1.35);
}

.flow-viz[data-stage="0"] .flow-node[data-stage="0"] text,
.flow-viz[data-stage="1"] .flow-node[data-stage="1"] text,
.flow-viz[data-stage="2"] .flow-node[data-stage="2"] text {
  fill: #e0faff;
}

.particle {
  opacity: 0.85;
}

.flow-core {
  position: relative;
  z-index: 2;
  width: min(58%, 210px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 40%, rgba(34, 211, 238, 0.16), transparent 55%),
    rgba(7, 13, 26, 0.72);
  border: 1px solid rgba(6, 182, 212, 0.28);
  box-shadow:
    0 0 0 1px rgba(6, 182, 212, 0.08) inset,
    0 0 50px rgba(6, 182, 212, 0.12);
  overflow: hidden;
}

.flow-core-ring {
  position: absolute;
  inset: 10%;
  border-radius: 50%;
  border: 1px dashed rgba(6, 182, 212, 0.28);
  animation: core-spin 18s linear infinite;
  pointer-events: none;
}

.flow-core-ring--delay {
  inset: 20%;
  border-style: solid;
  border-color: rgba(34, 211, 238, 0.18);
  animation-duration: 12s;
  animation-direction: reverse;
}

.flow-words {
  position: relative;
  width: 100%;
  height: 2.4rem;
  display: grid;
  place-items: center;
}

.flow-word {
  position: absolute;
  font-family: var(--font-display);
  font-size: clamp(0.72rem, 2.4vw, 0.92rem);
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--cyan-bright);
  opacity: 0;
  transform: translateY(14px) scale(0.92);
  filter: blur(6px);
  transition:
    opacity 0.55s var(--ease-out),
    transform 0.55s var(--ease-out),
    filter 0.55s var(--ease-out);
  text-shadow: 0 0 24px rgba(34, 211, 238, 0.35);
}

.flow-word.is-active {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
}

.flow-core.is-punch {
  animation: core-punch 0.55s var(--ease-out);
}

.flow-progress {
  position: absolute;
  bottom: 18%;
  display: flex;
  gap: 0.4rem;
}

.flow-progress span {
  width: 18px;
  height: 2px;
  background: rgba(148, 163, 184, 0.25);
  transition: background 0.4s, transform 0.4s var(--ease-out);
}

.flow-viz[data-stage="0"] .flow-progress span:nth-child(1),
.flow-viz[data-stage="1"] .flow-progress span:nth-child(2),
.flow-viz[data-stage="2"] .flow-progress span:nth-child(3) {
  background: var(--cyan-bright);
  transform: scaleX(1.25);
  box-shadow: 0 0 10px rgba(34, 211, 238, 0.6);
}

@keyframes orbit-spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes core-spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes bloom-breathe {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.75;
  }
  50% {
    transform: scale(1.08);
    opacity: 1;
  }
}

@keyframes node-pulse {
  0%,
  100% {
    opacity: 0.55;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.15);
  }
}

@keyframes core-punch {
  0% {
    transform: scale(1);
  }
  40% {
    transform: scale(1.045);
    box-shadow:
      0 0 0 1px rgba(6, 182, 212, 0.18) inset,
      0 0 70px rgba(34, 211, 238, 0.28);
  }
  100% {
    transform: scale(1);
  }
}

/* ---- proceso ---- */

.process {
  background: var(--bg-elevated);
}

.process-steps {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  counter-reset: step;
}

.process-step {
  position: relative;
  padding: 1.75rem 1.5rem 1.75rem 0;
  border-top: 2px solid var(--line);
  counter-increment: step;
}

.process-step::before {
  content: counter(step, decimal-leading-zero);
  display: block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--cyan);
  margin-bottom: 1.25rem;
}

.process-step::after {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--cyan);
  transition: width 0.7s var(--ease-out);
}

.process-step.is-inview::after,
.process-step:hover::after {
  width: 40%;
}

.process-step strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
}

.process-step p {
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 16rem;
}

/* ---- contacto ---- */

.contact {
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(6, 182, 212, 0.12), transparent 60%),
    var(--bg);
  padding-bottom: clamp(4rem, 8vw, 6rem);
}

.contact-panel {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  padding: clamp(2.5rem, 6vw, 4rem) clamp(1.25rem, 4vw, 2rem);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(17, 24, 39, 0.9), rgba(10, 18, 36, 0.95));
  position: relative;
}

.contact-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(var(--cyan), var(--cyan)) top left / 48px 1px no-repeat,
    linear-gradient(var(--cyan), var(--cyan)) top left / 1px 48px no-repeat,
    linear-gradient(var(--cyan), var(--cyan)) top right / 48px 1px no-repeat,
    linear-gradient(var(--cyan), var(--cyan)) top right / 1px 48px no-repeat,
    linear-gradient(var(--cyan), var(--cyan)) bottom left / 48px 1px no-repeat,
    linear-gradient(var(--cyan), var(--cyan)) bottom left / 1px 48px no-repeat,
    linear-gradient(var(--cyan), var(--cyan)) bottom right / 48px 1px no-repeat,
    linear-gradient(var(--cyan), var(--cyan)) bottom right / 1px 48px no-repeat;
  opacity: 0.7;
}

.contact-title {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.contact-desc {
  color: var(--muted);
  max-width: 28rem;
  margin: 0 auto 2rem;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  justify-content: center;
}

/* ---- footer ---- */

.footer {
  position: relative;
  z-index: 1;
  padding: 3rem clamp(1.25rem, 4vw, 3rem) 2rem;
  border-top: 1px solid var(--line);
  background: var(--bg-deep);
}

.footer-top {
  max-width: var(--max);
  margin: 0 auto 2.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer-brand img {
  width: 160px;
}

.footer-tagline {
  max-width: 28rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.footer-bottom {
  max-width: var(--max);
  margin: 0 auto;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted-2);
  font-size: 0.88rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--muted);
  transition: color 0.25s;
}

.footer-links a:hover {
  color: var(--cyan-bright);
}

/* ---- reveals ---- */

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.hero .reveal {
  transition-duration: 1s;
}

/* ---- accesibilidad ---- */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .marquee-track,
  .hero-orb,
  .logo-caret,
  .arc,
  .flow-core-ring,
  .flow-bloom,
  .particle,
  .scroll-hint__line {
    animation: none !important;
  }

  .logo-caret {
    opacity: 1;
  }

  .flow-word {
    transition: none;
  }

  .flow-word:not(.is-active) {
    display: none;
  }

  .flow-word.is-active {
    opacity: 1;
    filter: none;
    transform: none;
  }
}

/* ---- responsive ---- */

@media (max-width: 900px) {
  .approach-layout {
    grid-template-columns: 1fr;
  }

  .flow-viz {
    width: min(100%, 340px);
    order: -1;
  }

  .process-steps {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem 2rem;
  }

  .solution {
    grid-template-columns: auto 1fr;
  }

  .solution-tags {
    grid-column: 2;
    flex-direction: row;
    flex-wrap: wrap;
    text-align: left;
    min-width: 0;
    gap: 0.5rem 1rem;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-panel {
    position: fixed;
    inset: 0;
    background: rgba(7, 13, 26, 0.97);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s var(--ease-out);
  }

  .nav.is-open .nav-panel {
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links {
    flex-direction: column;
    gap: 1.75rem;
    text-align: center;
  }

  .nav-links a {
    font-size: 1.35rem;
    color: var(--text);
  }

  .hero {
    padding-top: calc(var(--nav-h) + 3rem);
    min-height: 100svh;
  }

  .hero-title br {
    display: none;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }

  .process-step {
    padding-right: 0;
  }

  .footer-top,
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .hero-actions,
  .contact-actions {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    justify-content: center;
    width: 100%;
  }

  .solution {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .solution-tags {
    grid-column: 1;
  }
}