/* =========================================================================
   MONO STUDIO — Design System
   100% nativo · sin frameworks · optimizado para Core Web Vitals
   ========================================================================= */

/* ---- Design Tokens ---- */
:root {
  /* Superficies */
  --bg: #080b11;
  --bg-soft: #0d1117;
  --bg-elevated: #11161f;
  --surface: rgba(255, 255, 255, 0.03);
  --surface-hover: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);

  /* Texto */
  --text: #ffffff;
  --text-dim: #8b949e;
  --text-faint: #5b6573;

  /* Acentos */
  --emerald: #10b981;
  --emerald-soft: #34d399;
  --violet: #7c3aed;
  --violet-soft: #a78bfa;
  --accent: var(--emerald);

  /* Gradientes */
  --grad-hero: linear-gradient(115deg, #34d399 0%, #10b981 28%, #7c3aed 72%, #a78bfa 100%);
  --grad-line: linear-gradient(90deg, transparent, var(--emerald), var(--violet), transparent);
  --glow-emerald: 0 0 0 1px rgba(16, 185, 129, 0.4), 0 12px 40px -12px rgba(16, 185, 129, 0.5);
  --glow-violet: 0 0 0 1px rgba(124, 58, 237, 0.4), 0 12px 40px -12px rgba(124, 58, 237, 0.5);

  /* Tipografía */
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-display: "Space Grotesk", var(--font-sans);

  /* Escala fluida (clamp) */
  --step--1: clamp(0.83rem, 0.79rem + 0.2vw, 0.95rem);
  --step-0: clamp(1rem, 0.95rem + 0.25vw, 1.13rem);
  --step-1: clamp(1.2rem, 1.1rem + 0.5vw, 1.5rem);
  --step-2: clamp(1.5rem, 1.3rem + 1vw, 2.1rem);
  --step-3: clamp(2rem, 1.6rem + 2vw, 3.2rem);
  --step-4: clamp(2.6rem, 1.9rem + 3.4vw, 5rem);
  --step-5: clamp(3.2rem, 2rem + 5.6vw, 7rem);

  /* Layout */
  --container: 1200px;
  --container-narrow: 860px;
  --radius: 16px;
  --radius-lg: 26px;
  --radius-sm: 10px;
  --space-section: clamp(4.5rem, 3rem + 7vw, 9rem);

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --dur: 0.5s;

  --header-h: 76px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scrollbar-color: var(--violet) var(--bg);
}

body {
  font-family: var(--font-sans);
  font-size: var(--step-0);
  line-height: 1.65;
  color: var(--text-dim);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* Fondo ambiental: gradientes radiales sutiles fijos (gpu-friendly) */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(60vw 60vw at 78% -10%, rgba(124, 58, 237, 0.16), transparent 60%),
    radial-gradient(50vw 50vw at 8% 12%, rgba(16, 185, 129, 0.12), transparent 55%),
    radial-gradient(70vw 50vw at 50% 110%, rgba(124, 58, 237, 0.10), transparent 60%);
  pointer-events: none;
}

/* Grid de fondo (textura técnica) */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 75%);
  pointer-events: none;
}

img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }
::selection { background: var(--emerald); color: #04120c; }

/* ---- Skip link (accesibilidad + SEO UX) ---- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 200;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  background: var(--emerald);
  color: #04120c;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--step--1);
  transition: top 0.3s var(--ease);
}
.skip-link:focus { top: 1rem; outline: 2px solid var(--violet-soft); outline-offset: 2px; }

/* ---- Breadcrumbs ---- */
.breadcrumb { padding-top: calc(var(--header-h) + 1rem); padding-bottom: 0.5rem; }
.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.5rem;
  font-size: var(--step--1);
  color: var(--text-faint);
}
.breadcrumb__item { display: inline-flex; align-items: center; gap: 0.5rem; }
.breadcrumb__item:not(:last-child)::after {
  content: "/";
  color: var(--text-faint);
  opacity: 0.5;
}
.breadcrumb__item a { color: var(--text-dim); transition: color 0.3s var(--ease); }
.breadcrumb__item a:hover { color: var(--emerald-soft); }
.breadcrumb__item[aria-current="page"] { color: var(--text); font-weight: 500; }

/* ---- Tipografía ---- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--text);
  line-height: 1.08;
  letter-spacing: -0.025em;
  font-weight: 600;
}
h1 { font-size: var(--step-5); }
h2 { font-size: var(--step-4); }
h3 { font-size: var(--step-2); }
p { max-width: 65ch; }
strong { color: var(--text); font-weight: 600; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--emerald-soft);
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--emerald);
}

.text-grad {
  background: var(--grad-hero);
  background-size: 220% 220%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: gradShift 8s var(--ease) infinite;
}
@keyframes gradShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* ---- Layout helpers ---- */
.container { width: min(100% - 2.5rem, var(--container)); margin-inline: auto; }
.container-narrow { width: min(100% - 2.5rem, var(--container-narrow)); margin-inline: auto; }
.section { padding-block: var(--space-section); position: relative; }
.section-head { max-width: 720px; margin-bottom: clamp(2.5rem, 4vw, 4rem); }
.section-head h2 { margin: 0.9rem 0 1.1rem; }
.section-head.center { margin-inline: auto; text-align: center; }
.lead { font-size: var(--step-1); color: var(--text-dim); }

/* ---- Botones ---- */
.btn {
  --btn-bg: var(--emerald);
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.95rem 1.6rem;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--step-0);
  letter-spacing: -0.01em;
  color: #04120c;
  background: var(--btn-bg);
  isolation: isolate;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background-color var(--dur) var(--ease);
  will-change: transform;
}
.btn svg { width: 1.15em; height: 1.15em; }
.btn:hover { transform: translateY(-3px); box-shadow: var(--glow-emerald); }
.btn:active { transform: translateY(-1px); }

.btn--ghost {
  background: transparent;
  color: var(--text);
  box-shadow: inset 0 0 0 1px var(--border-strong);
}
.btn--ghost:hover { background: var(--surface-hover); box-shadow: inset 0 0 0 1px var(--emerald); }

.btn--violet { --btn-bg: var(--violet); color: #fff; }
.btn--violet:hover { box-shadow: var(--glow-violet); }

.btn--lg { padding: 1.1rem 2rem; font-size: var(--step-1); }

/* Pulso sutil en CTA WhatsApp */
.btn--wa::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.45);
  animation: waPulse 2.6s ease-out infinite;
  z-index: -1;
}
@keyframes waPulse {
  0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.45); }
  70% { box-shadow: 0 0 0 16px rgba(16, 185, 129, 0); }
  100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* ---- Header / Nav ---- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background-color var(--dur) var(--ease), backdrop-filter var(--dur) var(--ease), border-color var(--dur) var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(8, 11, 17, 0.72);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom-color: var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; width: 100%; }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text);
  letter-spacing: -0.03em;
}
.brand__mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: var(--grad-hero);
  background-size: 200% 200%;
  animation: gradShift 8s var(--ease) infinite;
  font-weight: 700;
  color: #04120c;
}
.brand small { color: var(--emerald-soft); font-weight: 500; }

.nav__links { display: flex; align-items: center; gap: 2rem; }
.nav__links a {
  position: relative;
  font-size: var(--step--1);
  font-weight: 500;
  color: var(--text-dim);
  transition: color 0.3s var(--ease);
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -6px;
  width: 100%; height: 1px;
  background: var(--emerald);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s var(--ease);
}
.nav__links a:hover { color: var(--text); }
.nav__links a:hover::after { transform: scaleX(1); transform-origin: left; }

.nav__cta { display: flex; align-items: center; gap: 1rem; }

.nav__toggle { display: none; width: 44px; height: 44px; flex-direction: column; justify-content: center; gap: 5px; }
.nav__toggle span { display: block; width: 24px; height: 2px; background: var(--text); margin-inline: auto; transition: transform 0.4s var(--ease), opacity 0.3s var(--ease); }
.nav.open .nav__toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav.open .nav__toggle span:nth-child(2) { opacity: 0; }
.nav.open .nav__toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- Hero ---- */
/* ---- Hero ---- */
.hero { position: relative; padding-top: calc(var(--header-h) + clamp(3rem, 8vw, 7rem)); padding-bottom: clamp(3rem, 6vw, 6rem); }
.hero--with-crumb { padding-top: clamp(1.5rem, 3vw, 2.5rem); }
.hero__inner { max-width: 980px; }
.hero h1 { margin: 1.6rem 0; }
.hero__sub { font-size: var(--step-1); max-width: 60ch; color: var(--text-dim); }
.hero__authors { color: var(--text); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.6rem; }
.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  margin-top: 4rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}
.stat__num { font-family: var(--font-display); font-size: var(--step-3); font-weight: 600; color: var(--text); line-height: 1; }
.stat__num .text-grad { display: inline; }
.stat__label { font-size: var(--step--1); color: var(--text-faint); margin-top: 0.4rem; }

/* Marquee de tecnologías */
.marquee { overflow: hidden; margin-top: 3.5rem; -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.marquee__track { display: flex; gap: 3rem; width: max-content; animation: marquee 28s linear infinite; }
.marquee__track span { font-family: var(--font-display); font-size: var(--step-1); color: var(--text-faint); white-space: nowrap; font-weight: 500; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---- The Native Flex (comparador interactivo) ---- */
.flex-lab { position: relative; }
.flex-lab__panel {
  background: linear-gradient(180deg, var(--bg-elevated), var(--bg-soft));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 4vw, 3.5rem);
  overflow: hidden;
}
.lab-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.5rem; margin-bottom: 2.5rem; }
.lab-toggle {
  display: inline-flex;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px;
}
.lab-toggle button {
  padding: 0.6rem 1.3rem;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--step--1);
  color: var(--text-dim);
  transition: color 0.3s var(--ease);
}
.lab-toggle button[aria-pressed="true"] { color: #04120c; }
.lab-toggle { position: relative; }
.lab-toggle__pill { position: absolute; top: 4px; bottom: 4px; border-radius: 999px; background: var(--emerald); transition: left 0.45s var(--ease), width 0.45s var(--ease), background-color 0.45s var(--ease); z-index: 0; }
.lab-toggle button { position: relative; z-index: 1; }
.flex-lab[data-mode="bloated"] .lab-toggle__pill { background: #f43f5e; }

.lab-slider { display: flex; align-items: center; gap: 1rem; flex: 1 1 280px; min-width: 260px; }
.lab-slider label { font-size: var(--step--1); color: var(--text-faint); white-space: nowrap; }
.lab-slider input[type="range"] { -webkit-appearance: none; appearance: none; flex: 1; height: 4px; border-radius: 999px; background: var(--border-strong); outline: none; }
.lab-slider input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 20px; height: 20px; border-radius: 50%; background: var(--emerald); cursor: pointer; box-shadow: var(--glow-emerald); transition: transform 0.2s var(--ease); }
.lab-slider input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.15); }
.lab-slider input[type="range"]::-moz-range-thumb { width: 20px; height: 20px; border: none; border-radius: 50%; background: var(--emerald); cursor: pointer; }

.lab-metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 1.5rem; }
.metric { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.4rem; }
.metric__top { display: flex; align-items: baseline; justify-content: space-between; gap: 0.5rem; }
.metric__label { font-size: var(--step--1); color: var(--text-faint); }
.metric__val { font-family: var(--font-display); font-size: var(--step-2); font-weight: 600; color: var(--text); font-variant-numeric: tabular-nums; }
.metric__unit { font-size: 0.5em; color: var(--text-dim); }
.metric__bar { margin-top: 1rem; height: 8px; border-radius: 999px; background: var(--bg); overflow: hidden; }
.metric__fill { height: 100%; border-radius: 999px; background: var(--emerald); transition: width 0.6s var(--ease), background-color 0.6s var(--ease); }
.metric__tag { font-size: 0.72rem; font-weight: 600; padding: 0.15rem 0.55rem; border-radius: 999px; }
.metric__tag.good { color: var(--emerald-soft); background: rgba(16,185,129,0.12); }
.metric__tag.bad { color: #fb7185; background: rgba(244,63,94,0.12); }

/* Score ring */
.lab-score { display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap; margin-bottom: 2.5rem; }
.score-ring { --p: 98; --ring: var(--emerald); position: relative; width: 132px; height: 132px; flex: none; display: grid; place-items: center; border-radius: 50%;
  background: radial-gradient(closest-side, var(--bg-soft) 78%, transparent 79%), conic-gradient(var(--ring) calc(var(--p) * 1%), rgba(255,255,255,0.07) 0);
  transition: --p 0.7s var(--ease);
}
.score-ring__num { font-family: var(--font-display); font-size: 2.2rem; font-weight: 700; color: var(--text); font-variant-numeric: tabular-nums; }
.lab-score__text h3 { margin-bottom: 0.3rem; }
.lab-score__verdict { font-weight: 600; }
.lab-score__verdict.good { color: var(--emerald-soft); }
.lab-score__verdict.bad { color: #fb7185; }

@property --p { syntax: "<number>"; inherits: false; initial-value: 0; }

/* ---- Servicios grid ---- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1.5rem;
}
.svc-card {
  position: relative;
  grid-column: span 2;
  padding: clamp(1.6rem, 2.5vw, 2.4rem);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  isolation: isolate;
  transform-style: preserve-3d;
  transition: transform 0.5s var(--ease), border-color 0.5s var(--ease), box-shadow 0.5s var(--ease), background-color 0.5s var(--ease);
}
.svc-card:nth-child(1), .svc-card:nth-child(2) { grid-column: span 3; }
/* Spotlight que sigue el cursor */
.svc-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(380px circle at var(--mx, 50%) var(--my, 0%), rgba(16, 185, 129, 0.14), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s var(--ease);
}
.svc-card:hover { transform: translateY(-6px); border-color: var(--border-strong); background: var(--surface-hover); box-shadow: 0 30px 60px -30px rgba(0,0,0,0.7); }
.svc-card:hover::before { opacity: 1; }
.svc-card__icon {
  width: 52px; height: 52px;
  display: grid; place-items: center;
  border-radius: 14px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  color: var(--emerald-soft);
  margin-bottom: 1.4rem;
  transition: transform 0.5s var(--ease);
}
.svc-card:nth-child(even) .svc-card__icon { background: rgba(124,58,237,0.12); border-color: rgba(124,58,237,0.28); color: var(--violet-soft); }
.svc-card:hover .svc-card__icon { transform: translateY(-2px) scale(1.06); }
.svc-card__icon svg { width: 26px; height: 26px; }
.svc-card h3 { font-size: var(--step-1); margin-bottom: 0.6rem; }
.svc-card p { font-size: var(--step-0); color: var(--text-dim); }
.svc-card__link {
  display: inline-flex; align-items: center; gap: 0.45rem;
  margin-top: 1.4rem;
  font-family: var(--font-display); font-weight: 600; font-size: var(--step--1);
  color: var(--emerald-soft);
}
.svc-card:nth-child(even) .svc-card__link { color: var(--violet-soft); }
.svc-card__link svg { transition: transform 0.4s var(--ease); }
.svc-card:hover .svc-card__link svg { transform: translateX(5px); }

/* ---- Proceso / pasos ---- */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.5rem; counter-reset: step; }
.step {
  position: relative;
  padding: 2rem 1.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color 0.4s var(--ease), transform 0.4s var(--ease);
}
.step:hover { border-color: var(--border-strong); transform: translateY(-4px); }
.step__n { counter-increment: step; font-family: var(--font-display); font-size: var(--step-3); font-weight: 700; color: transparent; -webkit-text-stroke: 1px var(--border-strong); line-height: 1; }
.step__n::before { content: counter(step, decimal-leading-zero); }
.step h3 { font-size: var(--step-1); margin: 1rem 0 0.5rem; }

/* ---- Founders ---- */
.founders { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.founder {
  padding: clamp(1.8rem, 3vw, 2.6rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, var(--surface), transparent);
  position: relative;
  overflow: hidden;
}
.founder::after { content: ""; position: absolute; inset: auto -40% -60% auto; width: 280px; height: 280px; border-radius: 50%; filter: blur(60px); opacity: 0.5; }
.founder--a::after { background: rgba(124,58,237,0.4); }
.founder--e::after { background: rgba(16,185,129,0.35); }
.founder__role { color: var(--emerald-soft); font-family: var(--font-display); font-weight: 500; font-size: var(--step--1); letter-spacing: 0.05em; }
.founder--a .founder__role { color: var(--violet-soft); }
.founder h3 { font-size: var(--step-3); margin: 0.6rem 0 0.8rem; }
.founder__skills { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.4rem; }
.founder__skills span { font-size: var(--step--1); padding: 0.35rem 0.8rem; border-radius: 999px; border: 1px solid var(--border); color: var(--text-dim); }

/* ---- Landing: comparativa / scope table ---- */
.split { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.split--reverse > *:first-child { order: 2; }
.feature-list { display: grid; gap: 1.1rem; margin-top: 1.8rem; }
.feature-list li { display: flex; gap: 0.9rem; align-items: flex-start; }
.feature-list .ck { flex: none; width: 26px; height: 26px; border-radius: 8px; display: grid; place-items: center; background: rgba(16,185,129,0.12); color: var(--emerald-soft); margin-top: 2px; }
.feature-list .ck svg { width: 15px; height: 15px; }
.feature-list strong { display: block; color: var(--text); }

.visual-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, var(--bg-elevated), var(--bg-soft));
  padding: clamp(1.5rem, 3vw, 2.4rem);
  box-shadow: 0 40px 80px -40px rgba(0,0,0,0.8);
}

/* Tabla de entregables / alcance */
.scope-table { width: 100%; border-collapse: collapse; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.scope-table thead th { font-family: var(--font-display); text-align: left; padding: 1.1rem 1.3rem; font-size: var(--step--1); letter-spacing: 0.08em; text-transform: uppercase; color: var(--text); background: var(--bg-elevated); }
.scope-table tbody td { padding: 1.05rem 1.3rem; border-top: 1px solid var(--border); vertical-align: top; }
.scope-table tbody tr { transition: background-color 0.3s var(--ease); }
.scope-table tbody tr:hover { background: var(--surface); }
.scope-table td:first-child { color: var(--text); font-weight: 500; width: 38%; }
.scope-table .inc { color: var(--emerald-soft); }
.scope-table .tier { text-align: center; }
.scope-table .yes { color: var(--emerald-soft); font-weight: 700; }
.scope-table .no { color: var(--text-faint); }

/* Pricing / paquetes */
.tiers { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem; }
.tier-card { position: relative; padding: clamp(1.8rem, 3vw, 2.4rem); border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface); transition: transform 0.4s var(--ease), border-color 0.4s var(--ease); }
.tier-card:hover { transform: translateY(-6px); border-color: var(--border-strong); }
.tier-card.featured { border-color: var(--emerald); background: linear-gradient(180deg, rgba(16,185,129,0.08), var(--surface)); box-shadow: var(--glow-emerald); }
.tier-card__badge { position: absolute; top: -12px; left: clamp(1.8rem,3vw,2.4rem); font-family: var(--font-display); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: #04120c; background: var(--emerald); padding: 0.3rem 0.8rem; border-radius: 999px; }
.tier-card h3 { font-size: var(--step-1); }
.tier-card__price { font-family: var(--font-display); font-size: var(--step-3); font-weight: 700; color: var(--text); margin: 0.6rem 0; }
.tier-card__price small { font-size: 0.4em; color: var(--text-faint); font-weight: 500; }
.tier-card ul { display: grid; gap: 0.8rem; margin: 1.4rem 0 1.8rem; }
.tier-card li { display: flex; gap: 0.6rem; font-size: var(--step-0); }
.tier-card li svg { flex: none; width: 18px; height: 18px; color: var(--emerald-soft); margin-top: 4px; }
.tier-card .btn { width: 100%; justify-content: center; }

/* ---- FAQ acordeón ---- */
.faq { display: grid; gap: 1rem; max-width: 820px; margin-inline: auto; }
.faq-item { border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); overflow: hidden; transition: border-color 0.4s var(--ease); }
.faq-item[open] { border-color: var(--border-strong); }
.faq-item summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.3rem 1.5rem; font-family: var(--font-display); font-weight: 600; font-size: var(--step-1); color: var(--text); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .ico { flex: none; width: 28px; height: 28px; position: relative; }
.faq-item summary .ico::before, .faq-item summary .ico::after { content: ""; position: absolute; top: 50%; left: 50%; width: 14px; height: 2px; background: var(--emerald); transform: translate(-50%, -50%); transition: transform 0.4s var(--ease); }
.faq-item summary .ico::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-item[open] summary .ico::after { transform: translate(-50%, -50%) rotate(0); }
.faq-item__body { padding: 0 1.5rem; max-height: 0; overflow: hidden; transition: max-height 0.5s var(--ease), padding 0.5s var(--ease); }
.faq-item[open] .faq-item__body { padding: 0 1.5rem 1.5rem; max-height: 420px; }

/* ---- CTA final ---- */
.cta-band { position: relative; text-align: center; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: clamp(2.5rem, 6vw, 5.5rem); overflow: hidden; background: linear-gradient(180deg, var(--bg-elevated), var(--bg-soft)); }
.cta-band::before { content: ""; position: absolute; inset: -1px; z-index: -1; background: radial-gradient(60% 90% at 50% 0%, rgba(16,185,129,0.18), transparent 60%), radial-gradient(50% 80% at 80% 120%, rgba(124,58,237,0.2), transparent 60%); }
.cta-band h2 { margin-bottom: 1.1rem; }
.cta-band p { margin-inline: auto; }
.cta-band .hero__cta { justify-content: center; }

/* ---- Footer ---- */
.site-footer { border-top: 1px solid var(--border); padding-block: clamp(3rem, 5vw, 4.5rem) 2.5rem; margin-top: var(--space-section); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2.5rem; }
.footer-grid h4 { font-family: var(--font-display); font-size: var(--step--1); letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 1.2rem; }
.footer-grid a { display: block; padding: 0.35rem 0; color: var(--text-dim); font-size: var(--step-0); transition: color 0.3s var(--ease); }
.footer-grid a:hover { color: var(--emerald-soft); }
.footer__about p { font-size: var(--step--1); margin-top: 1rem; }
.footer-bottom { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; align-items: center; margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--border); font-size: var(--step--1); color: var(--text-faint); }

/* ---- WhatsApp flotante ---- */
.wa-float {
  position: fixed;
  right: clamp(1rem, 3vw, 2rem);
  bottom: clamp(1rem, 3vw, 2rem);
  z-index: 90;
  width: 58px; height: 58px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: #25d366;
  color: #04120c;
  box-shadow: 0 12px 30px -8px rgba(37,211,102,0.6);
  transition: transform 0.4s var(--ease);
}
.wa-float svg { width: 30px; height: 30px; }
.wa-float:hover { transform: scale(1.08) rotate(4deg); }
.wa-float::after { content: ""; position: absolute; inset: 0; border-radius: 50%; box-shadow: 0 0 0 0 rgba(37,211,102,0.5); animation: waPulse 2.6s ease-out infinite; }

/* ---- Scroll reveal (IntersectionObserver) ---- */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out); will-change: opacity, transform; }
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal][data-reveal="left"] { transform: translateX(-32px); }
[data-reveal][data-reveal="right"] { transform: translateX(32px); }
[data-reveal].in { transform: none; }
[data-reveal-stagger] > * { opacity: 0; transform: translateY(26px); transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out); }
[data-reveal-stagger].in > * { opacity: 1; transform: none; }

/* Texto revelado palabra por palabra */
.reveal-words .word { display: inline-block; opacity: 0; transform: translateY(0.5em); transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out); }
.reveal-words.in .word { opacity: 1; transform: none; }

/* ---- Responsive ---- */
@media (max-width: 980px) {
  .split, .founders { grid-template-columns: 1fr; }
  .split--reverse > *:first-child { order: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer__about { grid-column: 1 / -1; }
  .svc-card, .svc-card:nth-child(1), .svc-card:nth-child(2) { grid-column: span 3; }
}
@media (max-width: 760px) {
  .nav__links { position: fixed; inset: var(--header-h) 0 auto 0; flex-direction: column; align-items: stretch; gap: 0; background: rgba(8,11,17,0.96); backdrop-filter: blur(20px); border-bottom: 1px solid var(--border); padding: 1rem 1.25rem 1.5rem; transform: translateY(-120%); opacity: 0; pointer-events: none; transition: transform 0.5s var(--ease), opacity 0.4s var(--ease); }
  .nav.open .nav__links { transform: none; opacity: 1; pointer-events: auto; }
  .nav__links a { padding: 0.9rem 0; border-bottom: 1px solid var(--border); }
  .nav__links a::after { display: none; }
  .nav__toggle { display: flex; }
  .nav__cta .btn:not(.btn--wa) { display: none; }
  .services-grid { grid-template-columns: 1fr; }
  .svc-card, .svc-card:nth-child(1), .svc-card:nth-child(2) { grid-column: span 1; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* ---- Accesibilidad: reduce motion ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
  [data-reveal], [data-reveal-stagger] > *, .reveal-words .word { opacity: 1 !important; transform: none !important; }
}