/* ============================================================
   Bubble — sistema de diseño
   Marca: teal #00AFAF · amarillo #FFDD00 · Roboto
   ============================================================ */

/* ---------- Fuentes ---------- */
@font-face { font-family: 'Roboto'; src: url('../fonts/roboto-Light.woff2')   format('woff2'); font-weight: 300; font-style: normal; font-display: swap; }
@font-face { font-family: 'Roboto'; src: url('../fonts/roboto-Regular.woff2') format('woff2'); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: 'Roboto'; src: url('../fonts/roboto-Medium.woff2')  format('woff2'); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: 'Roboto'; src: url('../fonts/roboto-Bold.woff2')    format('woff2'); font-weight: 700; font-style: normal; font-display: swap; }
@font-face { font-family: 'Roboto'; src: url('../fonts/roboto-Black.woff2')   format('woff2'); font-weight: 900; font-style: normal; font-display: swap; }

/* ---------- Tokens ---------- */
:root {
  --teal:        #00AFAF;
  --teal-bright: #17D8D2;
  --teal-deep:   #007F82;
  --yellow:      #FFDD00;
  --yellow-warm: #FFC900;

  --ink:      #06232B;
  --ink-deep: #03151B;
  --ink-soft: #0C3540;

  --paper:     #FFFFFF;
  --text:      #EAF4F5;
  --text-mute: #9DB6BC;
  --text-dim:  #6C8B93;

  --line:        rgba(255, 255, 255, .10);
  --line-strong: rgba(255, 255, 255, .20);
  --surface:     rgba(255, 255, 255, .035);
  --surface-2:   rgba(255, 255, 255, .06);

  --font: 'Roboto', system-ui, -apple-system, 'Segoe UI', Helvetica, Arial, sans-serif;

  --step--1: clamp(.8125rem, .78rem + .16vw, .875rem);
  --step-0:  clamp(1rem, .96rem + .2vw, 1.0625rem);
  --step-1:  clamp(1.125rem, 1.05rem + .38vw, 1.375rem);
  --step-2:  clamp(1.375rem, 1.22rem + .78vw, 1.875rem);
  --step-3:  clamp(1.75rem, 1.45rem + 1.5vw, 2.75rem);
  --step-4:  clamp(2.25rem, 1.6rem + 3.2vw, 4.25rem);
  --step-5:  clamp(2.75rem, 1.6rem + 5.6vw, 6rem);

  --pad:     clamp(1.25rem, 4vw, 3rem);
  --section: clamp(4.5rem, 9vw, 9rem);
  --max:     1280px;
  --radius:  18px;
  --radius-lg: 26px;

  --ease: cubic-bezier(.22, .61, .36, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 90px;
}

body {
  font-family: var(--font);
  font-size: var(--step-0);
  font-weight: 400;
  line-height: 1.65;
  color: var(--text);
  background: var(--ink-deep);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  min-height: 100vh;
}

img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol { list-style: none; padding: 0; }
:focus-visible { outline: 2px solid var(--yellow); outline-offset: 3px; border-radius: 4px; }
::selection { background: var(--teal); color: #04191F; }

/* ============================================================
   Fondo vivo
   ============================================================ */

.bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background: var(--ink-deep);
  pointer-events: none;
  overflow: hidden;
}

/* Capa 1 — gradiente mesh CSS */
.bg::before,
.bg::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  will-change: transform;
}

.bg::before {
  width: 62vw; height: 62vw;
  min-width: 420px; min-height: 420px;
  top: -18vw; left: -12vw;
  background: radial-gradient(circle, rgba(0, 175, 175, .30), rgba(0, 175, 175, 0) 68%);
  animation: drift-a 46s var(--ease) infinite alternate;
}

.bg::after {
  width: 48vw; height: 48vw;
  min-width: 340px; min-height: 340px;
  bottom: -14vw; right: -10vw;
  background: radial-gradient(circle, rgba(255, 221, 0, .14), rgba(255, 221, 0, 0) 68%);
  animation: drift-b 58s var(--ease) infinite alternate;
}

.bg__glow {
  position: absolute;
  top: 42%; left: 55%;
  width: 46vw; height: 46vw;
  min-width: 320px; min-height: 320px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  filter: blur(100px);
  background: radial-gradient(circle, rgba(0, 127, 130, .34), rgba(0, 127, 130, 0) 70%);
  animation: drift-c 52s var(--ease) infinite alternate;
}

@keyframes drift-a {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(9vw, 7vh, 0) scale(1.14); }
}
@keyframes drift-b {
  from { transform: translate3d(0, 0, 0) scale(1.08); }
  to   { transform: translate3d(-8vw, -6vh, 0) scale(.92); }
}
@keyframes drift-c {
  from { transform: translate(-50%, -50%) scale(.92); }
  to   { transform: translate(-62%, -40%) scale(1.16); }
}

/* Capa 2 — canvas de burbujas */
#bubbles {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: .85;
}

/* Grano sutil para romper el banding de los gradientes */
.bg__grain {
  position: absolute;
  inset: -50%;
  opacity: .16;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

/* ============================================================
   Layout
   ============================================================ */

.wrap {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--pad);
}

.wrap--narrow { max-width: 900px; }

section { position: relative; }

.section { padding-block: var(--section); }
.section--tight { padding-block: clamp(3rem, 6vw, 5.5rem); }

.section--panel {
  background: linear-gradient(180deg, rgba(6, 35, 43, .55), rgba(3, 21, 27, .78));
  border-block: 1px solid var(--line);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.skip {
  position: absolute;
  left: 50%;
  top: -100px;
  transform: translateX(-50%);
  z-index: 200;
  background: var(--yellow);
  color: var(--ink-deep);
  font-weight: 700;
  padding: .75rem 1.25rem;
  border-radius: 0 0 10px 10px;
  transition: top .2s var(--ease);
}
.skip:focus { top: 0; }

/* ============================================================
   Tipografía
   ============================================================ */

h1, h2, h3, h4 {
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -.025em;
  text-wrap: balance;
}

.h-hero    { font-size: var(--step-5); }
.h-display { font-size: var(--step-4); }
.h-section { font-size: var(--step-3); }
.h-card    { font-size: var(--step-1); font-weight: 700; letter-spacing: -.015em; line-height: 1.25; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .6em;
  font-size: var(--step--1);
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--teal-bright);
  margin-bottom: 1.1rem;
}
.eyebrow::before {
  content: '';
  width: 26px; height: 2px;
  background: var(--yellow);
  flex: none;
}

.lead {
  font-size: var(--step-1);
  font-weight: 300;
  line-height: 1.6;
  color: var(--text-mute);
  max-width: 64ch;
  text-wrap: pretty;
}

.body-mute { color: var(--text-mute); text-wrap: pretty; }

.accent { color: var(--teal-bright); }
.accent-y { color: var(--yellow); }

.section-head { max-width: 72ch; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-head .lead { margin-top: 1.25rem; }

/* ============================================================
   Botones
   ============================================================ */

.btn {
  --btn-bg: var(--teal);
  --btn-fg: #032227;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .65em;
  padding: .95em 1.7em;
  font-size: var(--step-0);
  font-weight: 700;
  letter-spacing: .005em;
  color: var(--btn-fg);
  background: var(--btn-bg);
  border-radius: 100px;
  border: 1.5px solid transparent;
  transition: transform .28s var(--ease), background-color .28s var(--ease),
              color .28s var(--ease), border-color .28s var(--ease), box-shadow .28s var(--ease);
  will-change: transform;
}

.btn:hover {
  background: var(--teal-bright);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px -10px rgba(23, 216, 210, .6);
}
.btn:active { transform: translateY(0); }

.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--text);
  border-color: var(--line-strong);
}
.btn--ghost:hover {
  background: rgba(255, 255, 255, .07);
  border-color: var(--teal-bright);
  color: var(--text);
  box-shadow: none;
}

.btn--yellow { --btn-bg: var(--yellow); --btn-fg: #2A2200; }
.btn--yellow:hover { background: var(--yellow-warm); box-shadow: 0 10px 30px -10px rgba(255, 221, 0, .5); }

.btn .ico { width: 1.05em; height: 1.05em; flex: none; }

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
  margin-top: clamp(1.75rem, 3vw, 2.5rem);
}

/* Enlace con flecha */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: .55em;
  font-weight: 700;
  color: var(--teal-bright);
  padding-block: .35em;
  transition: gap .28s var(--ease), color .28s var(--ease);
}
.link-arrow .ico { width: 1em; height: 1em; transition: transform .28s var(--ease); }
.link-arrow:hover { gap: .95em; color: var(--yellow); }
.link-arrow:hover .ico { transform: translateX(2px); }

/* ============================================================
   Header
   ============================================================ */

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  transition: background-color .3s var(--ease), border-color .3s var(--ease), backdrop-filter .3s var(--ease);
  border-bottom: 1px solid transparent;
}

.header.is-stuck {
  background: rgba(3, 21, 27, .78);
  backdrop-filter: blur(14px) saturate(1.3);
  -webkit-backdrop-filter: blur(14px) saturate(1.3);
  border-bottom-color: var(--line);
}

.header__inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  min-height: 76px;
}

.brand { flex: none; margin-right: auto; }
.brand img { width: 96px; height: auto; }

.nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2vw, 2rem);
}

.nav a {
  position: relative;
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: .02em;
  color: var(--text-mute);
  padding-block: .4rem;
  transition: color .25s var(--ease);
}
.nav a::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 2px;
  background: var(--yellow);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .32s var(--ease);
}
.nav a:hover { color: var(--text); }
.nav a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav a[aria-current='page'] { color: var(--text); }
.nav a[aria-current='page']::after { transform: scaleX(1); background: var(--teal-bright); }

.header__actions { display: flex; align-items: center; gap: .75rem; flex: none; }

.lang {
  display: inline-flex;
  align-items: center;
  gap: .4em;
  font-size: var(--step--1);
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--text-mute);
  border: 1.5px solid var(--line-strong);
  border-radius: 100px;
  padding: .45em .95em;
  transition: color .25s var(--ease), border-color .25s var(--ease), background-color .25s var(--ease);
}
.lang:hover { color: var(--ink-deep); background: var(--yellow); border-color: var(--yellow); }

.header .btn { padding: .7em 1.35em; font-size: var(--step--1); }

.burger {
  display: none;
  width: 44px; height: 44px;
  align-items: center;
  justify-content: center;
  border: 1.5px solid var(--line-strong);
  border-radius: 12px;
}
.burger span {
  display: block;
  position: relative;
  width: 18px; height: 2px;
  background: var(--text);
  transition: background-color .2s var(--ease);
}
.burger span::before,
.burger span::after {
  content: '';
  position: absolute;
  left: 0;
  width: 18px; height: 2px;
  background: var(--text);
  transition: transform .3s var(--ease);
}
.burger span::before { top: -6px; }
.burger span::after  { top: 6px; }

body.menu-open .burger span { background: transparent; }
body.menu-open .burger span::before { transform: translateY(6px) rotate(45deg); }
body.menu-open .burger span::after  { transform: translateY(-6px) rotate(-45deg); }

/* ============================================================
   Menú móvil
   ============================================================ */

.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 99;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: .25rem;
  padding: 6rem var(--pad) 3rem;
  background: rgba(3, 21, 27, .97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  opacity: 0;
  visibility: hidden;
  transition: opacity .35s var(--ease), visibility .35s var(--ease);
}
body.menu-open .mobile-nav { opacity: 1; visibility: visible; }

.mobile-nav a {
  font-size: clamp(1.75rem, 7vw, 2.5rem);
  font-weight: 900;
  letter-spacing: -.02em;
  padding-block: .45rem;
  border-bottom: 1px solid var(--line);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .4s var(--ease), transform .4s var(--ease), color .25s var(--ease);
}
.mobile-nav a:hover { color: var(--teal-bright); }
body.menu-open .mobile-nav a { opacity: 1; transform: none; }
body.menu-open .mobile-nav a:nth-child(1) { transition-delay: .06s; }
body.menu-open .mobile-nav a:nth-child(2) { transition-delay: .11s; }
body.menu-open .mobile-nav a:nth-child(3) { transition-delay: .16s; }
body.menu-open .mobile-nav a:nth-child(4) { transition-delay: .21s; }
body.menu-open .mobile-nav a:nth-child(5) { transition-delay: .26s; }

.mobile-nav__foot {
  margin-top: 2.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

/* ============================================================
   Hero
   ============================================================ */

.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: min(94svh, 900px);
  padding-block: clamp(4rem, 10vh, 7rem) clamp(3rem, 8vh, 6rem);
}

.hero--inner { min-height: min(62svh, 620px); }

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: .6em;
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: .06em;
  color: var(--text-mute);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: .5em 1.1em .5em .7em;
  margin-bottom: 1.75rem;
  transition: border-color .28s var(--ease), color .28s var(--ease);
}
.hero__badge:hover { border-color: var(--teal); color: var(--text); }

.hero__badge .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--yellow);
  flex: none;
  box-shadow: 0 0 0 0 rgba(255, 221, 0, .6);
  animation: pulse 2.6s ease-out infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(255, 221, 0, .55); }
  70%  { box-shadow: 0 0 0 10px rgba(255, 221, 0, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 221, 0, 0); }
}

.hero h1 { max-width: 18ch; }
.hero h1 .line { display: block; }
.hero h1 .line--2 { color: var(--teal-bright); }
.hero .lead { margin-top: clamp(1.5rem, 3vw, 2rem); max-width: 58ch; }

.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: var(--pad);
  display: inline-flex;
  align-items: center;
  gap: .7em;
  font-size: var(--step--1);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.hero__scroll .bar {
  width: 1px; height: 34px;
  background: linear-gradient(180deg, var(--teal), transparent);
  animation: scrollbar 2.4s var(--ease) infinite;
  transform-origin: top;
}
@keyframes scrollbar {
  0%, 100% { transform: scaleY(.35); opacity: .5; }
  50%      { transform: scaleY(1); opacity: 1; }
}

/* ============================================================
   Barra de confianza
   ============================================================ */

.trust { border-block: 1px solid var(--line); padding-block: clamp(2rem, 4vw, 3rem); }

.trust__label {
  font-size: var(--step--1);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1.75rem;
}

.trust__logos {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: clamp(1.5rem, 4vw, 3rem);
  --logo-h: 34px;
}

.trust__logo { display: grid; place-items: center; }

.trust__logo img {
  /* --s es la escala optica de cada logo; object-fit evita que
     max-width deforme los apaisados al fijarles el alto */
  height: calc(var(--logo-h) * var(--s, 1));
  width: auto;
  max-width: 168px;
  object-fit: contain;
  opacity: .6;
  transition: opacity .3s var(--ease);
}
.trust__logo:hover img { opacity: 1; }

/* ============================================================
   Pilares (dos capacidades)
   ============================================================ */

.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: clamp(1.25rem, 2.5vw, 2rem);
}

.pillar {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: clamp(1.75rem, 3.5vw, 2.75rem);
  background: linear-gradient(160deg, rgba(255, 255, 255, .07), rgba(255, 255, 255, .02));
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform .4s var(--ease), border-color .4s var(--ease);
}
.pillar::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(560px circle at var(--mx, 50%) var(--my, 0%), rgba(0, 175, 175, .16), transparent 60%);
  opacity: 0;
  transition: opacity .45s var(--ease);
  pointer-events: none;
}
.pillar:hover { transform: translateY(-4px); border-color: var(--line-strong); }
.pillar:hover::before { opacity: 1; }
.pillar:nth-child(2)::before { background: radial-gradient(560px circle at var(--mx, 50%) var(--my, 0%), rgba(255, 221, 0, .13), transparent 60%); }

.pillar__tag {
  font-size: var(--step--1);
  font-weight: 900;
  letter-spacing: .16em;
  color: var(--yellow);
  margin-bottom: 1rem;
}
.pillar h3 { font-size: var(--step-2); margin-bottom: .9rem; }
.pillar > p { color: var(--text-mute); text-wrap: pretty; }

.pillar__list { margin: 1.75rem 0 2rem; display: grid; gap: .7rem; }
.pillar__list li {
  position: relative;
  padding-left: 1.6rem;
  font-size: var(--step--1);
  color: var(--text-mute);
}
.pillar__list li::before {
  content: '';
  position: absolute;
  left: 0; top: .62em;
  width: 7px; height: 7px;
  border-radius: 50%;
  border: 1.5px solid var(--teal);
}
.pillar:nth-child(2) .pillar__list li::before { border-color: var(--yellow); }

.pillar .link-arrow { margin-top: auto; align-self: flex-start; }

.pillars__note {
  margin-top: 2rem;
  font-size: var(--step--1);
  color: var(--text-dim);
  text-align: center;
}

/* ============================================================
   Grillas de tarjetas
   ============================================================ */

.grid {
  display: grid;
  gap: clamp(1rem, 2vw, 1.5rem);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
}
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr)); }

.card {
  padding: clamp(1.4rem, 2.5vw, 2rem);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: background-color .35s var(--ease), border-color .35s var(--ease), transform .35s var(--ease);
}
.card:hover { background: var(--surface-2); border-color: var(--line-strong); transform: translateY(-3px); }
.card h3 { margin-bottom: .6rem; }
.card p { font-size: var(--step--1); color: var(--text-mute); text-wrap: pretty; }

.card--num { position: relative; padding-top: clamp(1.8rem, 3vw, 2.4rem); }
.card__num {
  display: block;
  font-size: var(--step--1);
  font-weight: 900;
  letter-spacing: .16em;
  color: var(--teal-bright);
  margin-bottom: .9rem;
}

.card--rule { border: 0; border-top: 2px solid var(--line-strong); border-radius: 0; background: none; padding-inline: 0; }
.card--rule:hover { background: none; transform: none; border-top-color: var(--teal); }

/* ============================================================
   Proceso
   ============================================================ */

.steps { display: grid; gap: 0; counter-reset: step; }

.step {
  display: grid;
  grid-template-columns: minmax(0, 4rem) minmax(0, 1fr);
  gap: clamp(1rem, 3vw, 2.5rem);
  padding-block: clamp(1.75rem, 3.5vw, 2.5rem);
  border-top: 1px solid var(--line);
  transition: border-color .35s var(--ease);
}
.step:last-child { border-bottom: 1px solid var(--line); }
.step:hover { border-top-color: var(--teal); }

.step__n {
  font-size: var(--step-2);
  font-weight: 900;
  letter-spacing: -.02em;
  color: var(--teal);
  line-height: 1;
}
.step h3 { margin-bottom: .6rem; }
.step p { color: var(--text-mute); max-width: 70ch; text-wrap: pretty; }

/* ============================================================
   Métricas
   ============================================================ */

.metrics {
  display: grid;
  /* el maximo evita que con pocas metricas cada columna se estire
     a media pantalla */
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 360px));
  justify-content: start;
  gap: clamp(1.5rem, 3vw, 3.5rem);
}

.metric { border-left: 2px solid var(--line-strong); padding-left: clamp(1rem, 2vw, 1.5rem); }
.metric:hover { border-left-color: var(--yellow); }

.metric__value {
  display: flex;
  align-items: baseline;
  font-size: var(--step-4);
  font-weight: 900;
  letter-spacing: -.035em;
  line-height: 1;
  color: var(--paper);
}
.metric__suffix { color: var(--yellow); }
.metric__label {
  margin-top: .7rem;
  font-size: var(--step--1);
  color: var(--text-mute);
  max-width: 26ch;
  text-wrap: pretty;
}

/* ============================================================
   Listas de entregables
   ============================================================ */

.checks { display: grid; gap: .9rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); }
.checks li {
  position: relative;
  padding-left: 2rem;
  color: var(--text-mute);
  text-wrap: pretty;
}
.checks li::before {
  content: '';
  position: absolute;
  left: 0; top: .48em;
  width: 13px; height: 8px;
  border-left: 2px solid var(--teal-bright);
  border-bottom: 2px solid var(--teal-bright);
  transform: rotate(-45deg);
}

/* ============================================================
   Modelos de trabajo (AI)
   ============================================================ */

.models { display: grid; gap: clamp(1rem, 2vw, 1.5rem); grid-template-columns: repeat(auto-fit, minmax(min(100%, 290px), 1fr)); }

.model {
  display: flex;
  flex-direction: column;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color .35s var(--ease), transform .35s var(--ease);
}
.model:hover { border-color: var(--teal); transform: translateY(-3px); }

.model__head { display: flex; align-items: center; gap: .8rem; margin-bottom: 1.1rem; }
.model__tag {
  display: grid;
  place-items: center;
  width: 34px; height: 34px;
  flex: none;
  font-size: var(--step--1);
  font-weight: 900;
  color: var(--ink-deep);
  background: var(--yellow);
  border-radius: 50%;
}
.model__duration {
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--teal-bright);
}
.model h3 { margin-bottom: .75rem; }
.model p { font-size: var(--step--1); color: var(--text-mute); text-wrap: pretty; }
.model__outcome {
  margin-top: auto;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  font-size: var(--step--1);
  color: var(--paper);
  font-weight: 500;
}

/* ============================================================
   Bloque de énfasis / edge
   ============================================================ */

.edge {
  position: relative;
  padding: clamp(2rem, 5vw, 3.5rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(150deg, rgba(0, 175, 175, .13), rgba(255, 221, 0, .05) 55%, transparent),
    rgba(3, 21, 27, .5);
  overflow: hidden;
}
.edge h2 { margin-bottom: 1.1rem; max-width: 22ch; }
.edge p { color: var(--text-mute); max-width: 68ch; text-wrap: pretty; }
.edge .link-arrow { margin-top: 1.75rem; }

/* ============================================================
   Bridge Experience
   ============================================================ */

.bridge__grid {
  display: grid;
  gap: clamp(2rem, 4vw, 4rem);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr));
  align-items: start;
}

.chips { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: 1.25rem; }
.chip {
  font-size: var(--step--1);
  font-weight: 500;
  color: var(--text-mute);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: .45em 1em;
  transition: border-color .3s var(--ease), color .3s var(--ease);
}
.chip:hover { border-color: var(--teal); color: var(--text); }
.chip--first { border-color: var(--yellow); color: var(--paper); }

.side-label {
  font-size: var(--step--1);
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* ============================================================
   Casos
   ============================================================ */

.cases { display: grid; gap: clamp(1.25rem, 2.5vw, 2rem); }

.case {
  display: grid;
  gap: clamp(1.5rem, 3vw, 3rem);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  padding: clamp(1.75rem, 3.5vw, 2.75rem);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: border-color .35s var(--ease);
}
.case:hover { border-color: var(--line-strong); }

.case__tag {
  display: inline-block;
  font-size: var(--step--1);
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-deep);
  background: var(--yellow);
  border-radius: 100px;
  padding: .3em .95em;
  margin-bottom: 1.1rem;
}
.case h3 { font-size: var(--step-2); margin-bottom: .45rem; }
.case__client { font-size: var(--step--1); color: var(--text-dim); letter-spacing: .06em; text-transform: uppercase; }

.case__body { display: grid; gap: 1.5rem; }
.case__block h4 {
  font-size: var(--step--1);
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--teal-bright);
  margin-bottom: .5rem;
}
.case__block p { color: var(--text-mute); font-size: var(--step--1); text-wrap: pretty; }

.case__metrics { display: flex; flex-wrap: wrap; gap: 2rem; margin-top: 1.75rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.case__metric strong { display: block; font-size: var(--step-2); font-weight: 900; letter-spacing: -.03em; color: var(--paper); line-height: 1; }
.case__metric span { display: block; margin-top: .4rem; font-size: var(--step--1); color: var(--text-dim); }

/* ============================================================
   Aviso de contenido pendiente
   ============================================================ */

.notice {
  display: flex;
  gap: .9rem;
  align-items: flex-start;
  padding: 1rem 1.25rem;
  margin-bottom: 2.5rem;
  font-size: var(--step--1);
  color: var(--yellow);
  background: rgba(255, 221, 0, .07);
  border: 1px dashed rgba(255, 221, 0, .4);
  border-radius: 12px;
}
.notice strong { font-weight: 700; letter-spacing: .1em; text-transform: uppercase; flex: none; }

/* ============================================================
   Contacto
   ============================================================ */

.contact-grid {
  display: grid;
  gap: clamp(1rem, 2vw, 1.5rem);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
}

.contact-card {
  display: flex;
  flex-direction: column;
  padding: clamp(1.5rem, 3vw, 2rem);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color .35s var(--ease), background-color .35s var(--ease);
}
.contact-card:hover { border-color: var(--teal); background: var(--surface-2); }
.contact-card h3 {
  font-size: var(--step--1);
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--teal-bright);
  margin-bottom: 1rem;
}
.contact-card__value {
  font-size: var(--step-1);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--paper);
  word-break: break-word;
  margin-bottom: .6rem;
}
a.contact-card__value:hover { color: var(--yellow); }
.contact-card p { font-size: var(--step--1); color: var(--text-mute); margin-top: auto; padding-top: .75rem; }

/* ============================================================
   CTA final
   ============================================================ */

.cta-final { text-align: center; }
.cta-final h2 { margin-inline: auto; max-width: 20ch; }
.cta-final .lead { margin: 1.25rem auto 0; text-align: center; }
.cta-final .btn-row { justify-content: center; }

/* ============================================================
   Footer
   ============================================================ */

.footer {
  border-top: 1px solid var(--line);
  background: rgba(3, 21, 27, .7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding-block: clamp(3rem, 6vw, 4.5rem) 2rem;
  margin-top: clamp(3rem, 6vw, 5rem);
}

.footer__grid {
  display: grid;
  gap: clamp(2rem, 4vw, 3rem);
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
}
.footer__brand img { width: 124px; height: auto; margin-bottom: 1.25rem; }
.footer__brand p { font-size: var(--step--1); color: var(--text-mute); max-width: 34ch; text-wrap: pretty; }

.footer h2 {
  font-size: var(--step--1);
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1.1rem;
}

.footer ul { display: grid; gap: .6rem; }
.footer li a, .footer address a {
  font-size: var(--step--1);
  color: var(--text-mute);
  transition: color .25s var(--ease);
}
.footer li a:hover, .footer address a:hover { color: var(--yellow); }
.footer address { font-style: normal; display: grid; gap: .6rem; }

.footer__bridge {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  margin-top: 1.5rem;
  font-size: var(--step--1);
  color: var(--text-dim);
}
.footer__bridge a { color: var(--teal-bright); font-weight: 500; }
.footer__bridge a:hover { color: var(--yellow); }

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
  margin-top: clamp(2.5rem, 5vw, 4rem);
  padding-top: 1.75rem;
  border-top: 1px solid var(--line);
  font-size: var(--step--1);
  color: var(--text-dim);
}

/* ============================================================
   404
   ============================================================ */

.notfound {
  min-height: 100svh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: var(--pad);
}
.notfound .notfound__code {
  font-size: clamp(5rem, 22vw, 13rem);
  font-weight: 900;
  letter-spacing: -.05em;
  line-height: .9;
  /* la especificidad debe ganarle a `.notfound p`, que fija el color */
  color: transparent;
  -webkit-text-stroke: 2px var(--teal);
  -webkit-text-fill-color: transparent;
}
.notfound h1 { font-size: var(--step-3); margin: 1.5rem 0 .75rem; }
.notfound p { color: var(--text-mute); margin-bottom: 2rem; }
.notfound__langs { display: flex; gap: .75rem; justify-content: center; flex-wrap: wrap; }

/* ============================================================
   Cita destacada (partner)
   ============================================================ */

.pull {
  position: relative;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  border-left: 3px solid var(--yellow);
  background: linear-gradient(120deg, rgba(255, 221, 0, .07), rgba(255, 221, 0, 0) 70%);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.pull__quote {
  font-size: var(--step-2);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.15;
  color: var(--paper);
}

.pull__note {
  margin-top: .9rem;
  font-size: var(--step--1);
  color: var(--text-mute);
  text-wrap: pretty;
}

/* ============================================================
   Reveals
   ============================================================ */

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
[data-reveal].is-in { opacity: 1; transform: none; }
[data-reveal][data-delay='1'] { transition-delay: .07s; }
[data-reveal][data-delay='2'] { transition-delay: .14s; }
[data-reveal][data-delay='3'] { transition-delay: .21s; }
[data-reveal][data-delay='4'] { transition-delay: .28s; }
[data-reveal][data-delay='5'] { transition-delay: .35s; }

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 1000px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .trust__logos { justify-content: center; gap: 2rem 2.5rem; --logo-h: 30px; }
}

@media (max-width: 900px) {
  .nav { display: none; }
  .header .btn { display: none; }
  .burger { display: flex; }
  .header__inner { min-height: 68px; }
}

@media (max-width: 620px) {
  .footer__grid { grid-template-columns: 1fr; }
  .trust__logos { --logo-h: 26px; gap: 1.5rem 2rem; }
  .trust__logo img { max-width: 120px; }
}

@media (max-width: 560px) {
  .btn-row .btn { width: 100%; }
  .step { grid-template-columns: 1fr; gap: .5rem; }
  .case__metrics { gap: 1.5rem; }
  .hero__scroll { display: none; }
}

/* ============================================================
   Movimiento reducido / impresión
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  .bg::before, .bg::after, .bg__glow { animation: none; }
}

@media print {
  .bg, .header, .mobile-nav, .footer, .hero__scroll { display: none !important; }
  body { background: #fff; color: #000; }
  a::after { content: ' (' attr(href) ')'; font-size: .8em; }
}