/* =============================================================
   Optimizate Labs — styles.css
   Archetype 05 "Mouse-Reactive Gradient" (dark-tech 2026)
   Orden: 1 tokens · 2 reset · 3 utils · 4 tipografía · 5 componentes
          6 secciones · 7 efectos · 8 responsive · 9 reduced-motion
   ============================================================= */

/* =============================================================
   1. Tokens
   ============================================================= */
@property --mx { syntax: "<percentage>"; inherits: true; initial-value: 50%; }
@property --my { syntax: "<percentage>"; inherits: true; initial-value: 35%; }

:root {
  --bg:        #0a0b0f;
  --bg-2:      #12141a;
  --bg-3:      #181b22;
  --ink:       #f4f5f7;
  --ink-soft:  #d6dae1;
  --mute:      #9aa1ad;
  --accent:    #5b8cff;
  --accent-2:  #8b5cf6;
  --grad-1:    #3a86ff;
  --grad-2:    #8b5cf6;
  --grad-3:    #22d3ee;
  --line:      rgba(244,245,247,0.12);
  --line-soft: rgba(244,245,247,0.07);

  --serif:  "Space Grotesk", system-ui, sans-serif; /* display */
  --sans:   "Inter", system-ui, -apple-system, sans-serif;
  --mono:   "JetBrains Mono", ui-monospace, "Courier New", monospace;

  --container: 1180px;
  --pad: clamp(1.2rem, 5vw, 3rem);

  --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);

  --r:   14px;
  --r-lg: 22px;
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  tab-size: 2;
  scroll-behavior: smooth;
  overflow-x: clip;
}
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-soft);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; padding: 0; }
input, textarea { font: inherit; color: inherit; }
p { text-wrap: pretty; }
h1, h2, h3, h4 {
  font-family: var(--serif);
  color: var(--ink);
  text-wrap: balance;
  line-height: 1.05;
  letter-spacing: -0.02em;
  font-weight: 600;
}
::selection { background: var(--accent); color: #06070a; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* =============================================================
   3. Utilities
   ============================================================= */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--pad);
}
.skip-link {
  position: fixed; top: -100px; left: 1rem; z-index: 9999;
  padding: .65rem 1.1rem; border-radius: 8px;
  background: var(--accent); color: #06070a; font-weight: 600;
  transition: top .25s var(--ease-out);
}
.skip-link:focus { top: 1rem; }

.kicker, .section-kicker {
  font-family: var(--mono);
  font-size: .8rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent);
}
.accent { color: var(--accent); }

/* =============================================================
   4. Tipografía
   ============================================================= */
.hero-title {
  font-size: clamp(2.5rem, 8vw, 5.6rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.02;
  max-width: 20ch;
}
.section-title {
  font-size: clamp(1.8rem, 4.4vw, 3.1rem);
  letter-spacing: -0.03em;
  max-width: 20ch;
}
.section-lead {
  margin-top: 1.1rem;
  max-width: 56ch;
  color: var(--mute);
  font-size: clamp(1rem, 1.4vw, 1.12rem);
}

/* =============================================================
   5. Componentes
   ============================================================= */

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .95rem 1.6rem;
  border-radius: 100px;
  font-weight: 600;
  font-size: .98rem;
  letter-spacing: -0.01em;
  transition: transform .4s var(--ease-soft), box-shadow .4s var(--ease-soft),
              background-color .3s var(--ease-out), border-color .3s var(--ease-out);
  will-change: transform;
}
.btn-primary {
  background: var(--accent);
  color: #06070a;
  box-shadow: 0 8px 24px -8px rgba(91,140,255,.55);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 40px -10px rgba(91,140,255,.6);
}
.btn-primary:active { transform: translateY(-1px); transition-duration: .12s; }
.btn-badge {
  font-size: .68rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase;
  padding: .2rem .55rem; border-radius: 100px;
  background: rgba(6,7,10,.18); color: inherit;
}
.btn-ghost {
  border: 1px solid var(--line);
  color: var(--ink);
  background: rgba(255,255,255,.02);
}
.btn-ghost:hover {
  transform: translateY(-3px);
  border-color: rgba(91,140,255,.6);
  background: rgba(91,140,255,.08);
}

/* --- Nav --- */
.nav {
  position: fixed; top: 0; inset-inline: 0; z-index: 100;
  background: #0a0b0f;
  transition: border-color .4s var(--ease-out);
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  border-bottom-color: rgba(244,245,247,0.07);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  max-width: var(--container);
  margin-inline: auto;
  padding: 1rem var(--pad);
}
.brand { display: inline-flex; align-items: center; gap: .1rem; color: var(--ink); }
.brand-mark { color: var(--accent); display: inline-flex; }
.brand-mark img { height: 41px; width: auto; display: block; }
.brand-text { font-family: var(--serif); font-weight: 700; font-size: 1.18rem; letter-spacing: -0.02em; }
.brand-accent { color: var(--accent); }
.nav-links { display: none; gap: 1.7rem; }
.nav-link {
  position: relative;
  color: var(--ink-soft);
  font-size: .95rem;
  padding: .25rem 0;
  transition: color .3s var(--ease-out);
}
.nav-link::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 1px;
  background: var(--accent);
  transform: scaleX(0); transform-origin: right;
  transition: transform .4s var(--ease-soft);
}
.nav-link:hover { color: var(--ink); }
.nav-link:hover::after { transform: scaleX(1); transform-origin: left; }
.nav-cta { display: none; padding: .7rem 1.25rem; }

/* hamburger */
.nav-toggle {
  display: inline-flex; flex-direction: column; gap: 5px;
  width: 44px; height: 44px; align-items: center; justify-content: center;
}
.nav-toggle span {
  display: block; width: 24px; height: 2px; background: var(--ink); border-radius: 2px;
  transition: transform .35s var(--ease-out), opacity .25s var(--ease-out);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  position: fixed; inset: 0; z-index: 95;
  background: var(--bg);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 1.6rem;
  clip-path: inset(0 0 100% 0);
  transition: clip-path .6s var(--ease-soft);
}
.nav-mobile[aria-hidden="false"] { clip-path: inset(0); }
.nav-mobile-link {
  font-family: var(--serif); font-size: 1.7rem; font-weight: 600; color: var(--ink);
}
.nav-mobile-link:hover { color: var(--accent); }

/* --- Accordion (servicios) --- */
.accordion { margin-top: clamp(2rem, 5vw, 3.5rem); border-top: 1px solid var(--line); }
.acc-item { border-bottom: 1px solid var(--line); }
.acc-trigger {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  width: 100%;
  padding: 1.5rem 0;
  text-align: left;
  transition: color .3s var(--ease-out);
}
.acc-num { font-family: var(--mono); font-size: .85rem; color: var(--accent); }
.acc-title {
  font-family: var(--serif); font-weight: 600; color: var(--ink);
  font-size: clamp(1.15rem, 2.4vw, 1.6rem); letter-spacing: -0.02em;
  transition: transform .4s var(--ease-soft);
}
.acc-trigger:hover .acc-title { transform: translateX(6px); }
.acc-trigger:hover .acc-icon { border-color: var(--accent); color: var(--accent); }
.acc-icon {
  position: relative; width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid var(--line);
  transition: transform .45s var(--ease-soft), border-color .3s var(--ease-out), color .3s;
  color: var(--ink-soft);
  flex-shrink: 0;
}
.acc-icon::before, .acc-icon::after {
  content: ""; position: absolute; top: 50%; left: 50%; background: currentColor;
  transform: translate(-50%, -50%);
}
.acc-icon::before { width: 12px; height: 1.5px; }
.acc-icon::after  { width: 1.5px; height: 12px; transition: transform .4s var(--ease-soft); }
.acc-item.is-open .acc-icon { transform: rotate(180deg); border-color: var(--accent); color: var(--accent); }
.acc-item.is-open .acc-icon::after { transform: translate(-50%, -50%) scaleY(0); }
.acc-item.is-open .acc-title { color: var(--accent); }

.acc-panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .45s var(--ease-soft); }
.acc-item.is-open .acc-panel { grid-template-rows: 1fr; }
.acc-panel-inner { overflow: hidden; }
.acc-panel-inner > * { padding-right: clamp(0px, 6vw, 80px); }
.acc-summary { color: var(--ink); font-weight: 500; margin-bottom: .6rem; }
.acc-panel p { color: var(--mute); max-width: 60ch; }
.acc-panel p:last-child { padding-bottom: 1.6rem; }

/* --- Form --- */
.field { position: relative; margin-bottom: 1rem; }
.field input, .field textarea {
  width: 100%;
  padding: 1.5rem 1rem .6rem;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  transition: border-color .3s var(--ease-out), background-color .3s;
  resize: vertical;
}
.field textarea { min-height: 120px; }
.field input:focus, .field textarea:focus {
  outline: none; border-color: var(--accent); background: var(--bg-3);
}
.field label {
  position: absolute; left: 1rem; top: 1.05rem;
  color: var(--mute); pointer-events: none;
  transition: all .22s var(--ease-out);
  font-size: .98rem;
}
.field textarea + label { top: 1.05rem; transform: none; }
.field input:focus + label,
.field input:not(:placeholder-shown) + label,
.field textarea:focus + label,
.field textarea:not(:placeholder-shown) + label {
  top: .45rem; font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent);
}
.optional { text-transform: none; letter-spacing: 0; color: var(--mute); }
.btn-submit { position: relative; width: 100%; margin-top: .4rem; }
.btn-submit-spinner { position: absolute; inset: 0; display: grid; place-items: center; opacity: 0; }
.btn-submit-spinner::after {
  content: ""; width: 18px; height: 18px; border-radius: 50%;
  border: 2px solid rgba(6,7,10,.3); border-top-color: #06070a;
  animation: spin .8s linear infinite;
}
.contact-form.is-sending .btn-submit-label { opacity: 0; }
.contact-form.is-sending .btn-submit-spinner { opacity: 1; }
.form-hint { margin-top: .8rem; font-size: .82rem; color: var(--mute); }
@keyframes spin { to { transform: rotate(360deg); } }

/* =============================================================
   6. Secciones
   ============================================================= */
.section {
  padding-block: clamp(4.5rem, 11vw, 9rem); position: relative; overflow: hidden; isolation: isolate;
  background: var(--bg); color: var(--ink-soft);
  transition: background-color .6s var(--ease-soft), color .6s var(--ease-soft);
}
.section-head { max-width: 760px; }
.section-kicker { display: inline-block; margin-bottom: 1rem; }
.section + .section { border-top: 1px solid var(--line-soft); }

/* Glow reactivo al puntero, repetido en cada sección (fuera del hero) */
.section-glow {
  position: absolute; inset: -20%; z-index: -2; pointer-events: none;
  background:
    radial-gradient(circle 30vw at var(--mx) var(--my), rgba(58,134,255,.4) 0%, transparent 55%),
    radial-gradient(circle 26vw at calc(var(--mx) + 14%) calc(var(--my) + 12%), rgba(139,92,246,.32) 0%, transparent 55%),
    radial-gradient(circle 22vw at calc(var(--mx) - 16%) calc(var(--my) + 18%), rgba(34,211,238,.26) 0%, transparent 55%);
  filter: blur(70px) saturate(135%);
}

/* Secciones claras: invierten la paleta vía custom properties en cascada */
.section--light {
  --bg:        #fafafa;
  --bg-2:      #ffffff;
  --bg-3:      #f1f1f3;
  --ink:       #0a0b0f;
  --ink-soft:  #2c2f37;
  --mute:      #5b6270;
  --line:      rgba(10,11,15,0.12);
  --line-soft: rgba(10,11,15,0.07);
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh; min-height: 100svh;
  display: flex; align-items: center;
  padding-top: 7rem; padding-bottom: 4rem;
  overflow: hidden; isolation: isolate;
}
.hero-gradient {
  position: absolute; inset: -20%; z-index: -2;
  background:
    radial-gradient(circle 38vw at var(--mx) var(--my), rgba(58,134,255,.55) 0%, transparent 55%),
    radial-gradient(circle 34vw at calc(var(--mx) + 14%) calc(var(--my) + 12%), rgba(139,92,246,.45) 0%, transparent 55%),
    radial-gradient(circle 30vw at calc(var(--mx) - 16%) calc(var(--my) + 18%), rgba(34,211,238,.35) 0%, transparent 55%);
  filter: blur(70px) saturate(135%);
  opacity: .9;
}
.hero::after {
  /* viñeta para legibilidad sobre el gradiente */
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(120% 80% at 50% 0%, transparent 40%, rgba(10,11,15,.55) 100%),
    linear-gradient(180deg, rgba(10,11,15,.25) 0%, rgba(10,11,15,.55) 100%);
}
.hero-grid {
  position: absolute; inset: 0; z-index: -1; pointer-events: none; opacity: .5;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(120% 90% at 50% 30%, #000 30%, transparent 78%);
          mask-image: radial-gradient(120% 90% at 50% 30%, #000 30%, transparent 78%);
}
.hero-inner { position: relative; }
.hero .kicker { display: inline-block; margin-bottom: 1.5rem; }
.hero-sub {
  margin-top: 1.6rem;
  max-width: 50ch;
  font-size: clamp(1.08rem, 1.8vw, 1.32rem);
  color: var(--ink-soft);
}
.hero-typewriter-line {
  display: block;
  min-height: calc(2 * 1.02em);
}
.hero-typewriter-text {
  transition: color .35s var(--ease-out), text-shadow .35s var(--ease-out);
}
.hero-typewriter-text.is-pop { animation: typewriterPop .5s var(--ease-soft); }
.hero-typewriter-cursor {
  display: inline-block; width: .045em; height: .88em; background: currentColor;
  transition: color .35s var(--ease-out), box-shadow .35s var(--ease-out);
  animation: typewriterBlink 1s step-end infinite;
}
@keyframes typewriterPop {
  0% { transform: scale(1); }
  35% { transform: scale(1.08); }
  100% { transform: scale(1); }
}
@keyframes typewriterBlink { 0%, 50% { opacity: 1; } 50.01%, 100% { opacity: 0; } }
.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2.3rem; }
.hero-actions--no-sub { margin-top: 2.8rem; }
.hero-foot { margin-top: 2rem; font-size: .92rem; color: var(--mute); max-width: 44ch; }
.hero-scroll {
  position: absolute; bottom: 1.8rem; left: 50%; transform: translateX(-50%);
  width: 26px; height: 42px; border: 1px solid var(--line); border-radius: 14px;
  display: grid; justify-items: center; padding-top: 8px;
}
.hero-scroll span { width: 3px; height: 8px; border-radius: 3px; background: var(--accent); animation: scrollHint 2.2s var(--ease-soft) infinite; }
@keyframes scrollHint { 0%, 100% { transform: translateY(0); opacity: 0; } 30% { opacity: 1; } 60% { transform: translateY(12px); opacity: 0; } }

/* --- Servicios: ya en componentes (accordion) --- */

/* --- Proceso --- */
.steps { display: grid; gap: 1rem; margin-top: clamp(2rem, 5vw, 3.5rem); }
.step {
  position: relative;
  padding: 1.8rem;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, var(--bg-2), rgba(18,20,26,.4));
  transition: border-color .35s var(--ease-out), transform .35s var(--ease-soft);
}
.step:hover { border-color: rgba(91,140,255,.45); transform: translateY(-4px); }
.step-num {
  font-family: var(--mono); font-size: .9rem; color: var(--accent);
  display: inline-block; margin-bottom: 1.1rem;
}
.step-title { font-size: 1.25rem; margin-bottom: .55rem; }
.step p { color: var(--mute); }

/* --- Beneficios --- */
.metrics {
  display: grid; gap: 1px;
  margin-top: clamp(2rem, 5vw, 3rem);
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.metric { background: var(--bg); padding: 2rem 1.5rem; }
.metric-value {
  font-family: var(--serif); font-weight: 700;
  font-size: clamp(2.4rem, 6vw, 3.4rem);
  color: var(--ink); letter-spacing: -0.03em; line-height: 1;
}
.metric-pre { font-size: .42em; color: var(--mute); font-weight: 500; letter-spacing: 0; }
.metric-label { margin-top: .7rem; color: var(--mute); font-size: .92rem; }
.metrics-note { margin-top: 1rem; font-size: .8rem; color: var(--mute); font-style: italic; }

.benefit-cards { display: grid; gap: 1rem; margin-top: 2.4rem; }
.benefit-card {
  padding: 1.8rem; border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--bg-2);
  transition: border-color .35s var(--ease-out), transform .35s var(--ease-soft);
}
.benefit-card:hover { border-color: rgba(139,92,246,.45); transform: translateY(-4px); }
.benefit-card h3 { font-size: 1.2rem; margin-bottom: .6rem; }
.benefit-card p { color: var(--mute); }

/* --- Casos de uso --- */
.testimonial-carousel { position: relative; margin-top: 2.4rem; }
.testimonial-track {
  display: flex; gap: 1rem; overflow-x: auto; scroll-snap-type: x mandatory;
  scroll-behavior: smooth; padding-bottom: .5rem;
  -webkit-overflow-scrolling: touch; scrollbar-width: none;
}
.testimonial-track::-webkit-scrollbar { display: none; }
.testimonial-card {
  flex: 0 0 100%; scroll-snap-align: start;
  padding: 1.8rem; border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--bg-2); display: flex; flex-direction: column;
  transition: border-color .35s var(--ease-out);
}
.testimonial-card:hover { border-color: rgba(91,140,255,.45); }
.testimonial-mark { font-family: var(--serif); font-size: 2.6rem; line-height: 1; color: var(--accent); margin-bottom: .2rem; }
.testimonial-quote { color: var(--ink-soft); flex: 1; }
.testimonial-foot {
  margin-top: 1.4rem; padding-top: 1rem; border-top: 1px solid var(--line-soft);
  display: flex; flex-direction: column; gap: .2rem;
}
.testimonial-name { font-weight: 700; color: var(--ink); font-size: .98rem; }
.testimonial-role { color: var(--ink-soft); font-size: .88rem; }
.testimonial-sector { color: var(--mute); font-size: .82rem; font-family: var(--mono); }
.testimonial-controls { display: flex; justify-content: flex-end; gap: .6rem; margin-top: 1.2rem; }
.testimonial-btn {
  width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--line);
  background: var(--bg-2); color: var(--ink); font-size: 1.3rem; line-height: 1;
  cursor: pointer; display: grid; place-items: center;
  transition: border-color .25s var(--ease-out), background .25s var(--ease-out);
}
.testimonial-btn:hover { border-color: rgba(91,140,255,.5); background: var(--bg-3); }
.testimonial-btn:disabled { opacity: .35; cursor: default; }

/* --- Sobre nosotros --- */
.about-grid { display: grid; gap: 2.5rem; }
.about-aside {
  position: relative; min-height: 200px; border-radius: var(--r-lg);
  border: 1px solid rgba(244,245,247,0.12); overflow: hidden;
  display: grid; place-items: center;
  background: #12141a;
}
.about-glow {
  position: absolute; inset: -30%;
  background:
    radial-gradient(circle at 30% 30%, rgba(58,134,255,.5), transparent 55%),
    radial-gradient(circle at 70% 70%, rgba(139,92,246,.4), transparent 55%);
  filter: blur(50px); animation: glowDrift 14s ease-in-out infinite;
}
@keyframes glowDrift { 0%,100% { transform: scale(1) rotate(0); } 50% { transform: scale(1.25) rotate(120deg); } }
.about-matrix {
  position: absolute; inset: 0; width: 100%; height: 100%;
  opacity: .75; pointer-events: none;
}
.about-mono {
  position: relative; font-family: var(--mono); font-size: .95rem; color: #f4f5f7;
  letter-spacing: .08em; padding: .6rem 1rem; border: 1px solid rgba(244,245,247,0.12);
  border-radius: 100px; background: rgba(10,11,15,.5);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
}
.about-lead { margin-top: 1.3rem; font-size: clamp(1.1rem, 1.8vw, 1.3rem); color: var(--ink-soft); max-width: 58ch; }
.about-content p { margin-top: 1.1rem; max-width: 58ch; }
.about-points { margin-top: 1.6rem; display: grid; gap: .7rem; }
.about-points li { position: relative; padding-left: 1.6rem; color: var(--ink-soft); }
.about-points li::before {
  content: ""; position: absolute; left: 0; top: .62em; width: 8px; height: 8px;
  border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 0 4px rgba(91,140,255,.18);
}

/* --- Contacto --- */
.contact-grid { display: grid; gap: 2.5rem; margin-top: clamp(2rem, 5vw, 3rem); }
.contact-intro { color: var(--mute); max-width: 42ch; }
.contact-email {
  display: inline-grid; gap: .3rem; margin-top: 1.8rem;
}
.contact-email-label { font-family: var(--mono); font-size: .72rem; letter-spacing: .2em; text-transform: uppercase; color: var(--accent); }
.contact-email-value {
  position: relative; font-family: var(--serif); font-weight: 600; color: var(--ink);
  font-size: clamp(1.3rem, 4vw, 2rem); letter-spacing: -0.02em; width: fit-content;
}
.contact-email-value::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -3px; height: 2px;
  background: var(--accent); transform: scaleX(0); transform-origin: right;
  transition: transform .5s var(--ease-soft);
}
.contact-email:hover .contact-email-value::after { transform: scaleX(1); transform-origin: left; }

.contact-form-wrap {
  position: relative;
  padding: clamp(1.5rem, 4vw, 2.4rem);
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(18,20,26,.8), rgba(18,20,26,.4));
}
.contact-form { transition: opacity .5s var(--ease-out), transform .5s var(--ease-soft); }
.contact-form.is-sent { opacity: 0; transform: translateY(-10px); pointer-events: none; }
.contact-success {
  position: absolute; inset: clamp(1.5rem, 4vw, 2.4rem);
  display: grid; align-content: center; gap: .6rem;
  opacity: 0; pointer-events: none; transform: translateY(10px);
  transition: opacity .6s var(--ease-out) .15s, transform .6s var(--ease-soft) .15s;
}
.contact-success.is-visible { opacity: 1; pointer-events: auto; transform: none; }
.contact-success-mark {
  width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(91,140,255,.15); color: var(--accent); margin-bottom: .4rem;
}
.contact-success h3 { font-size: 1.5rem; }
.contact-success p { color: var(--mute); }
.contact-success-mail { color: var(--accent); font-size: .9rem; margin-top: .4rem; text-decoration: underline; text-underline-offset: 3px; }

/* --- Modal: agenda una consultoría --- */
.modal-overlay {
  position: fixed; inset: 0; z-index: 300;
  display: grid; place-items: center; padding: 1.2rem;
  background: rgba(10,11,15,.72);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  opacity: 0; visibility: hidden;
  transition: opacity .3s var(--ease-out), visibility .3s var(--ease-out);
}
.modal-overlay.is-open { opacity: 1; visibility: visible; }
.modal-panel {
  position: relative; width: 100%; max-width: 480px; max-height: 90vh; overflow-y: auto;
  padding: clamp(1.5rem, 4vw, 2.4rem);
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--bg-2);
  transform: translateY(12px) scale(.98);
  transition: transform .35s var(--ease-soft);
}
.modal-overlay.is-open .modal-panel { transform: none; }
.modal-close {
  position: absolute; top: 1rem; right: 1rem; width: 36px; height: 36px;
  border-radius: 50%; border: 1px solid var(--line); background: var(--bg);
  color: var(--ink); display: grid; place-items: center; cursor: pointer;
  transition: border-color .25s var(--ease-out), background .25s var(--ease-out);
}
.modal-close:hover { border-color: rgba(91,140,255,.5); background: var(--bg-3); }
.modal-title { font-size: clamp(1.3rem, 3vw, 1.6rem); margin-top: .6rem; }
.modal-sub { margin-top: .5rem; color: var(--accent); font-size: .9rem; }
.modal-panel .contact-form { margin-top: 1.6rem; }

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--line); padding-block: 3rem; background: var(--bg);
  position: relative; overflow: hidden; isolation: isolate;
}
.footer-inner { display: grid; gap: 1.6rem; }
.footer-brand .brand-text { font-size: 1.2rem; }
.footer-brand p { margin-top: .6rem; color: var(--mute); max-width: 40ch; font-size: .92rem; }
.footer-meta { display: grid; gap: .4rem; }
.footer-meta a { color: var(--ink); width: fit-content; border-bottom: 1px solid transparent; transition: border-color .3s; }
.footer-meta a:hover { border-bottom-color: var(--accent); }
.footer-meta p { color: var(--mute); font-size: .85rem; }

/* =============================================================
   7. Efectos (reveal)
   ============================================================= */
[data-reveal] {
  opacity: 0; transform: translateY(28px); filter: blur(10px);
  transition: opacity .8s var(--ease-soft), transform .8s var(--ease-soft), filter .8s var(--ease-soft);
}
[data-reveal].is-revealed { opacity: 1; transform: none; filter: blur(0); }

/* Defensa: si algún reveal lleva split, nunca queda invisible */
.reveal[data-split], [data-reveal][data-split] { opacity: 1; transform: none; filter: blur(0); }

/* Stagger suave dentro de grupos */
.steps .step:nth-child(2), .benefit-card:nth-child(2), .acc-item:nth-child(2) { transition-delay: .06s; }
.steps .step:nth-child(3), .benefit-card:nth-child(3), .acc-item:nth-child(3) { transition-delay: .12s; }
.steps .step:nth-child(4), .benefit-card:nth-child(4), .acc-item:nth-child(4) { transition-delay: .18s; }
.acc-item:nth-child(5) { transition-delay: .24s; }

/* =============================================================
   8. Responsive (mobile-first → min-width)
   ============================================================= */
@media (min-width: 540px) {
  .steps { grid-template-columns: repeat(2, 1fr); }
  .benefit-cards { grid-template-columns: repeat(2, 1fr); }
  .testimonial-card { flex: 0 0 calc(50% - .5rem); }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; align-items: end; }
  .footer-meta { justify-items: end; text-align: right; }
}

@media (min-width: 720px) {
  .about-grid { grid-template-columns: 0.85fr 1.15fr; align-items: stretch; }
  .about-aside { min-height: 100%; }
  .contact-grid { grid-template-columns: 0.9fr 1.1fr; align-items: start; }
}

@media (min-width: 960px) {
  .nav-links { display: flex; }
  .nav-cta { display: inline-flex; }
  .nav-toggle { display: none; }
  .metrics { grid-template-columns: repeat(4, 1fr); }
  .steps { grid-template-columns: repeat(4, 1fr); }
  .testimonial-card { flex: 0 0 calc((100% - 2 * 1rem) / 3); }
}

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

/* =============================================================
   9. Reduced-motion — solo efectos intrusivos / loops
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-scroll span { animation: none; opacity: 1; }
  .about-glow { animation: none; }
  /* No se desactivan: hover, reveal, count-up, gradiente reactivo, acordeón. */
}