/* Diéresis: identidad de marca.
   Tema único: franjas claras arriba y abajo, cuerpo en Prussian Blue. */
:root {
  /* Cuerpo: fondo Prussian Blue, texto Alice Blue, Dark Cyan como acento */
  --bg: #0B132B;
  --surface: #111C3A;
  --line: #24335C;
  --line-strong: #33467A;
  --ink: #E2E8F0;
  --muted: #A7B1C6;
  --soft: #16224A;
  --mark: #FB7185;        /* Amaranth aclarado para fondo oscuro: solo puntos y detalles */
  --cyan: #14B8A6;        /* Dark Cyan en versión luminosa: botones, gráficos */
  --cyan-ink: #2DD4BF;    /* Dark Cyan para texto sobre azul */
  --on-cyan: #06231F;
  --band: #060B1A;
  /* Franjas superior e inferior: blanco de marca y Prussian Blue */
  --light-bg: #F1F5F9;
  --light-ink: #0B132B;
  --light-muted: #3E4A63;
  --light-line: #DCE3EC;
  --f-display: "Montserrat", "Avenir Next", "Segoe UI", system-ui, sans-serif;
  --f-body: "Source Serif 4", "Iowan Old Style", Georgia, serif;
  --f-label: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --maxw: 1120px;
  --gutter-l: max(16px, env(safe-area-inset-left, 0px));
  --gutter-r: max(16px, env(safe-area-inset-right, 0px));
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--f-body); font-size: 1.125rem; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px);
  z-index: 10; background: var(--light-bg);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--cyan-ink); text-underline-offset: 3px; }
.nav a, .contact-list a { color: inherit; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--mark); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { font-family: var(--f-display); line-height: 1.12; margin: 0; text-wrap: balance; letter-spacing: -0.01em; color: var(--ink); }
h1 { font-size: clamp(2.2rem, 1.4rem + 3.2vw, 3.6rem); font-weight: 800; }
h2 { font-size: clamp(1.75rem, 1.3rem + 1.8vw, 2.6rem); font-weight: 800; }
h3 { font-size: 1.25rem; font-weight: 700; }
p { margin: 0; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding-left: var(--gutter-l); padding-right: var(--gutter-r); }
.section { padding-block: clamp(64px, 8vw, 112px); border-top: 1px solid var(--line); }
.stack { display: flex; flex-direction: column; gap: 20px; min-width: 0; }
.lead { font-size: 1.22rem; color: var(--muted); max-width: 62ch; }
.prose { max-width: 64ch; display: flex; flex-direction: column; gap: 16px; }

/* Etiqueta con diéresis */
.eyebrow {
  font-family: var(--f-label); font-size: 0.8rem; font-weight: 500; text-transform: uppercase;
  letter-spacing: 0.12em; color: var(--muted); display: inline-flex; align-items: center; gap: 12px;
}
.eyebrow::before {
  content: ""; width: 18px; height: 6px; flex: none;
  background: radial-gradient(circle at 3px 3px, var(--mark) 2.6px, transparent 3px),
              radial-gradient(circle at 15px 3px, var(--mark) 2.6px, transparent 3px);
}

/* Encabezado */
.site-header {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20;
  --ink: var(--light-ink); --muted: var(--light-muted); --line: var(--light-line); --mark: #E11D48;
  background: var(--light-bg); color: var(--light-ink);
  border-bottom: 1px solid var(--light-line);
}
.site-header .btn-primary { background: var(--light-ink); border-color: var(--light-ink); color: var(--light-bg); }
.site-header .btn-primary:hover { background: #1C2A4F; border-color: #1C2A4F; }
.site-header .btn-ghost:hover { background: var(--light-ink); color: var(--light-bg); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-block: 12px; }
.brand { display: block; color: var(--ink); line-height: 0; }
.brand svg { height: 46px; width: auto; }
.nav { display: flex; align-items: center; gap: 28px; font-family: var(--f-display); font-size: 0.95rem; font-weight: 600; }
.nav a { text-decoration: none; }
.nav .nav-link { position: relative; }
.nav .nav-link:hover::after { content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px; background: var(--mark); }
@media (max-width: 900px) { .nav .nav-link { display: none; } }

/* Botones */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px;
  padding: 0 22px; border-radius: 999px; font-family: var(--f-display); font-weight: 700; font-size: 1rem;
  text-decoration: none; border: 2px solid var(--ink); cursor: pointer; transition: background .15s, color .15s, border-color .15s;
}
.btn-primary { background: var(--cyan); border-color: var(--cyan); color: var(--on-cyan); }
.btn-primary:hover { background: var(--cyan-ink); border-color: var(--cyan-ink); }
.btn-ghost { color: var(--ink); background: transparent; }
.btn-ghost:hover { background: var(--ink); color: var(--bg); }
.nav .btn { min-height: 40px; padding: 0 18px; font-size: 0.9rem; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* Portada */
.hero { padding-block: clamp(48px, 7vw, 96px) clamp(56px, 8vw, 104px); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: clamp(32px, 5vw, 64px); align-items: center; }
.hero-copy { display: flex; flex-direction: column; gap: 28px; min-width: 0; }
.hero h1 .accent { color: var(--cyan-ink); display: block; }

/* Ícono animado: la cabeza aparece y su red de datos se enciende en ciclos */
.intro { display: flex; justify-content: center; align-items: center; min-width: 0; }
.intro-icon { width: min(100%, 360px); height: auto; overflow: visible; }
@media (max-width: 860px) { .hero-grid { grid-template-columns: minmax(0, 1fr); } .intro { order: -1; } .intro-icon { width: min(56%, 220px); } }
.intro-icon .head { fill: var(--ink); color: var(--ink); animation: fade-up .8s ease-out both; }
.intro-icon .node { fill: var(--mark); opacity: 0; }
.intro-icon .ring { fill: none; stroke: var(--mark); stroke-width: 2; opacity: 0; transform-box: fill-box; transform-origin: center; }
.intro-icon .ring.c { stroke: var(--cyan); }
@keyframes fade-up { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.intro-icon .ring.c  { animation: ring-loop 4.5s ease-out .7s infinite; }
.intro-icon .ring.n1 { animation: ring-loop 4.5s ease-out 1.1s infinite; }
.intro-icon .ring.n2 { animation: ring-loop 4.5s ease-out 1.45s infinite; }
.intro-icon .node.n1 { animation: node-loop 4.5s ease-in-out 1.1s infinite; }
.intro-icon .node.n2 { animation: node-loop 4.5s ease-in-out 1.45s infinite; }
@keyframes ring-loop { 0% { opacity: .9; transform: scale(1); } 32% { opacity: 0; transform: scale(2.4); } 100% { opacity: 0; transform: scale(2.4); } }
@keyframes node-loop { 0% { opacity: 0; } 8% { opacity: 1; } 38% { opacity: 1; } 50% { opacity: 0; } 100% { opacity: 0; } }
@keyframes ring { 0% { opacity: .9; transform: scale(1); } 100% { opacity: 0; transform: scale(2.4); } }
@media (prefers-reduced-motion: reduce) {
  .intro-icon * { animation: none !important; }
  .intro-icon .ring, .intro-icon .node { opacity: 0 !important; }
}

/* Quiénes somos */
.two-col { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(32px, 6vw, 96px); }
@media (max-width: 860px) { .two-col { grid-template-columns: minmax(0, 1fr); } }
.mv { display: flex; flex-direction: column; gap: 36px; }
.mv h3 { font-family: var(--f-label); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--cyan-ink); font-weight: 500; margin-bottom: 10px; }
.why {
  display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 28px; align-items: center;
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 28px;
}
.why .glyph { justify-self: start; width: fit-content; font-family: var(--f-display); font-weight: 800; font-size: 6rem; line-height: 0.9; color: var(--ink); position: relative; padding-top: 18px; }
.why .glyph::before {
  content: ""; position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 46px; height: 16px;
  background: radial-gradient(circle at 8px 8px, var(--mark) 7px, transparent 7.5px),
              radial-gradient(circle at 38px 8px, var(--mark) 7px, transparent 7.5px);
}
@media (max-width: 480px) { .why { grid-template-columns: minmax(0, 1fr); } }

/* Líneas de trabajo */
.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-top: 40px; }
@media (max-width: 960px) { .cards { grid-template-columns: minmax(0, 1fr); } }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 28px;
  display: flex; flex-direction: column; gap: 16px; min-width: 0;
}
.card p { color: var(--muted); }
.card ul { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 10px; font-size: 1.02rem; }
.card li { display: grid; grid-template-columns: 14px minmax(0, 1fr); gap: 10px; }
.card li::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); margin-top: 0.64em; }

/* Íconos animados de las tarjetas (se activan al entrar en pantalla) */
.ico { width: 72px; height: 72px; flex: none; background: var(--soft); border-radius: 16px; padding: 12px; overflow: visible; }
.ico .s { fill: none; stroke: var(--ink); stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.ico .f { fill: var(--ink); }
.ico .r { fill: var(--mark); }
.ico .c { fill: none; stroke: var(--cyan); stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
/* 1: tablero con barras que crecen y línea de avance */
.ico .bar { transform-box: fill-box; transform-origin: bottom; transform: scaleY(.15); }
.ico .trend { stroke-dasharray: 60; stroke-dashoffset: 60; }
.ico .tip { opacity: 0; }
.in .ico .bar { animation: grow 1s cubic-bezier(.2,.7,.2,1) forwards; }
.in .ico .bar.b2 { animation-delay: .15s; } .in .ico .bar.b3 { animation-delay: .3s; }
.in .ico .trend { animation: draw 1.1s ease-out .45s forwards; }
.in .ico .tip { animation: pop .4s ease-out 1.45s forwards, blink 2.4s ease-in-out 2.2s infinite; }
@keyframes grow { to { transform: scaleY(1); } }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes pop { from { opacity: 0; } to { opacity: 1; } }
@keyframes blink { 50% { opacity: .25; } }
/* 2: libro abierto y renglones que se escriben */
.ico .ln { stroke-dasharray: 20; stroke-dashoffset: 20; }
.in .ico .ln { animation: draw .55s ease-out forwards; }
.in .ico .ln.l2 { animation-delay: .6s; } .in .ico .ln.l3 { animation-delay: 1.2s; }
.in .ico .ln.l4 { animation-delay: 1.8s; }
.in .ico .pen { animation: pen 2.4s ease-in-out forwards; }
@keyframes pen {
  0% { transform: translate(0, 0); } 22% { transform: translate(12px, 0); }
  25% { transform: translate(0, 6px); } 47% { transform: translate(12px, 6px); }
  50% { transform: translate(0, 12px); } 72% { transform: translate(12px, 12px); }
  75% { transform: translate(0, 18px); } 100% { transform: translate(12px, 18px); }
}
/* 3: diana y flecha que llega al centro */
.ico .arrow { transform: translate(24px, -24px); opacity: 0; }
.ico .hit { transform-box: fill-box; transform-origin: center; opacity: 0; }
.in .ico .arrow { animation: shoot .7s cubic-bezier(.3,.9,.3,1) .2s forwards; }
.in .ico .hit { animation: ring 1s ease-out .85s, ring 2.6s ease-out 3s infinite; }
@keyframes shoot { from { transform: translate(24px, -24px); opacity: 0; } 30% { opacity: 1; } to { transform: none; opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  .ico * { animation: none !important; }
  .ico .bar, .ico .arrow { transform: none; opacity: 1; }
  .ico .trend, .ico .ln { stroke-dashoffset: 0; }
  .ico .tip { opacity: 1; }
  .ico .pen { transform: translate(12px, 18px); }
}

/* Cómo trabajamos */
.band { background: var(--band); border-top: 0; }
.steps { list-style: none; margin: 40px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; counter-reset: s; }
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 32px; } }
@media (max-width: 520px) { .steps { grid-template-columns: minmax(0, 1fr); } }
.steps li { counter-increment: s; display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.steps li::before {
  content: counter(s, decimal-leading-zero); font-family: var(--f-label); font-size: 0.85rem; color: var(--ink);
  border-top: 2px solid var(--cyan); padding-top: 14px;
}
.steps h3 { font-size: 1.2rem; }
.steps p { color: var(--muted); font-size: 1.02rem; }
.closing { margin-top: 48px; font-family: var(--f-display); font-weight: 700; font-size: clamp(1.2rem, 1rem + 0.8vw, 1.6rem); max-width: 40ch; line-height: 1.3; }
.closing span { color: var(--cyan-ink); }

/* Experiencia */
.exp-grid { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: clamp(28px, 5vw, 64px); align-items: start; }
@media (max-width: 720px) { .exp-grid { grid-template-columns: minmax(0, 1fr); } }
.portrait {
  width: 240px; max-width: 100%; aspect-ratio: 1 / 1.1; border-radius: 18px; overflow: hidden;
  background: var(--cyan); display: flex; align-items: flex-end; justify-content: center;
}
.portrait img { width: 94%; filter: grayscale(1) contrast(1.05); }
.who { font-family: var(--f-display); }
.who strong { display: block; font-size: 1.5rem; font-weight: 800; }
.who span { color: var(--muted); font-weight: 600; }

/* Colabora */
.profiles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
@media (max-width: 720px) { .profiles { grid-template-columns: minmax(0, 1fr); } }
.profile { border-left: 3px solid var(--cyan); padding: 4px 0 4px 20px; display: flex; flex-direction: column; gap: 6px; }
.profile h3 { font-size: 1.15rem; }
.profile p { color: var(--muted); font-size: 1.02rem; }

/* Contacto */
.contact { background: var(--surface); }
.contact-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; border-top: 1px solid var(--line-strong); }
.contact-list li { display: grid; grid-template-columns: 120px minmax(0, 1fr) auto; gap: 16px; align-items: center; padding-block: 18px; border-bottom: 1px solid var(--line-strong); }
@media (max-width: 520px) { .contact-list li { grid-template-columns: minmax(0, 1fr) auto; } .contact-list .k { grid-column: 1 / -1; } }
.contact-list .k { font-family: var(--f-label); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); }
.contact-list .v { font-family: var(--f-display); font-weight: 700; font-size: 1.15rem; overflow-wrap: anywhere; user-select: all; color: var(--ink); text-decoration: none; }
.copy { font-family: var(--f-label); font-size: 0.8rem; background: transparent; border: 1px solid var(--line-strong); color: var(--ink); border-radius: 999px; padding: 6px 12px; cursor: pointer; }
.copy:hover { border-color: var(--ink); }

/* Pie */
.site-footer { --ink: var(--light-ink); --muted: var(--light-muted); background: var(--light-bg); border-top: 1px solid var(--light-line); padding-block: 32px; font-size: 0.95rem; color: var(--light-muted); }
.site-footer a { color: var(--light-ink); text-decoration-color: #E11D48; }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; align-items: center; }
.site-footer svg { height: 36px; width: auto; color: var(--ink); }

/* Página de privacidad */
.legal { padding-block: 56px 96px; }
.legal .prose { gap: 20px; }
.legal h1 { font-size: clamp(2rem, 1.5rem + 2vw, 2.8rem); }
.legal h2 { font-size: 1.2rem; margin-top: 8px; }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 50; background: var(--surface); padding: 8px 14px; border-radius: 8px; }
.note { font-size: 0.98rem; color: var(--muted); }
.sel { user-select: all; color: var(--ink); font-weight: 600; overflow-wrap: anywhere; }