:root {
  --bg: #0b1120;
  --bg-alt: #111a2e;
  --surface: #16213a;
  --border: #24314f;
  --text: #e6ebf5;
  --muted: #9aa8c4;
  --accent: #06b6d4;
  --accent-2: #8b5cf6;
  --radius: 14px;
  --max: 1160px;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 64px; }

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; }
h1, h2, h3 { line-height: 1.15; margin: 0 0 .6em; }
p { margin: 0 0 1em; }
img { display: block; max-width: 100%; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* Barra de progreso de scroll */
.progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 100%;
  z-index: 20;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform-origin: 0 50%;
  transform: scaleX(0);
}

/* Botones */
.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: 999px;
  border: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(6, 182, 212, .3); }
.btn-small { padding: 8px 18px; font-size: .95rem; }
.btn-ghost { background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .25); color: var(--text); backdrop-filter: blur(6px); }
.btn-ghost:hover { border-color: var(--accent); box-shadow: none; }

/* Encabezado */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  transition: background .3s, border-color .3s;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(11, 17, 32, .85);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { font-size: 1.5rem; font-weight: 800; color: var(--text); letter-spacing: -.02em; }
.logo span { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a:not(.btn) { color: rgba(230, 235, 245, .8); font-weight: 500; }
.nav-links a:not(.btn):hover { color: #fff; }

.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 22px; height: 2px; margin: 5px 0; background: var(--text); }

.eyebrow {
  color: var(--accent);
  font-weight: 600;
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .14em;
  margin-bottom: .8em;
}
.gradient {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Portada: queda fija mientras el logo de partículas se desintegra */
.hero { position: relative; height: 280vh; }
.hero-sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  height: 100svh;
  display: grid;
  place-items: center;
  overflow: hidden;
  isolation: isolate;
}
.hero-bg,
.band-bg {
  position: absolute;
  inset: -15% 0;
  z-index: -3;
  will-change: transform;
}
.hero-bg { inset: 0; opacity: .3; }
.hero-bg img,
.band-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(700px 400px at 20% 20%, rgba(6, 182, 212, .2), transparent 70%),
    radial-gradient(700px 400px at 80% 40%, rgba(139, 92, 246, .2), transparent 70%),
    linear-gradient(180deg, rgba(11, 17, 32, .55) 0%, rgba(11, 17, 32, .7) 60%, var(--bg) 100%);
}
.hero-canvas { position: absolute; inset: 0; z-index: -1; pointer-events: none; }

.hero-intro {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 9vh;
  display: grid;
  justify-items: center;
  gap: 22px;
  text-align: center;
  pointer-events: none;
}
.hero-intro p {
  margin: 0;
  color: #c3cde0;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  font-size: .85rem;
}

.hero-inner { max-width: 860px; text-align: center; padding-top: 64px; will-change: transform, opacity; }
.js .hero-inner { opacity: 0; }
.hero h1 { font-size: clamp(2.3rem, 5.5vw, 4rem); font-weight: 800; letter-spacing: -.03em; }
.lead { font-size: 1.15rem; color: #c3cde0; max-width: 680px; margin: 0 auto 2em; }
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* Sin animación: portada normal de una pantalla */
.hero.static { height: auto; }
.hero.static .hero-inner { opacity: 1; }
.hero.static .hero-canvas,
.hero.static .hero-intro { display: none; }
.hero.static .hero-bg { opacity: .6; }

.scroll-hint {
  position: relative;
  display: block;
  width: 26px;
  height: 42px;
  border: 2px solid rgba(255, 255, 255, .5);
  border-radius: 20px;
}
.scroll-hint span {
  position: absolute;
  top: 8px;
  left: 50%;
  width: 4px;
  height: 8px;
  margin-left: -2px;
  border-radius: 2px;
  background: #fff;
  animation: wheel 1.6s ease-in-out infinite;
}
@keyframes wheel { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* Secciones genéricas */
.section { padding: 110px 0; }
.section-alt { background: var(--bg-alt); }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 64px; }
.section h2,
.services h2,
.band h2 { font-size: clamp(1.8rem, 3.8vw, 2.7rem); letter-spacing: -.02em; }
.section p { color: var(--muted); }

/* Servicios con foto fija que cambia */
.services { padding: 110px 0 40px; }
.story {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: start;
}
.story-media { position: sticky; top: 96px; height: calc(100vh - 140px); }
.story-frame {
  position: relative;
  height: 100%;
  border-radius: 22px;
  overflow: hidden;
  background: var(--surface);
  box-shadow: 0 30px 80px rgba(0, 0, 0, .45);
}
.story-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(11, 17, 32, .7));
  pointer-events: none;
}
.story-frame img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.15);
  clip-path: inset(0 0 100% 0);
  transition: opacity .8s var(--ease), transform 1.4s var(--ease), clip-path 1s var(--ease);
}
.story-frame img.active { opacity: 1; transform: scale(1); clip-path: inset(0 0 0 0); z-index: 1; }
.story-frame img.prev { opacity: 1; transform: scale(1.05); clip-path: inset(0 0 0 0); }
.story-counter {
  position: absolute;
  left: 24px;
  bottom: 20px;
  z-index: 2;
  font-weight: 700;
  font-size: .95rem;
  color: rgba(255, 255, 255, .7);
  letter-spacing: .1em;
}
.story-counter .current { color: #fff; font-size: 1.6rem; }

.story-steps { padding-bottom: 20vh; }
.story-step {
  min-height: 80vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  opacity: .25;
  transform: translateX(20px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}
.story-step.active { opacity: 1; transform: none; }
.story-step h3 { font-size: clamp(1.6rem, 3vw, 2.2rem); letter-spacing: -.02em; }
.story-step p { color: var(--muted); font-size: 1.08rem; }
.step-tag {
  align-self: flex-start;
  padding: 6px 14px;
  margin-bottom: 18px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--accent);
  font-weight: 600;
  font-size: .85rem;
}

.checklist { list-style: none; padding: 0; margin: .5em 0 0; }
.checklist li { position: relative; padding-left: 30px; margin-bottom: 10px; }
.checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 1px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: .75rem;
  font-weight: 700;
  color: var(--bg);
  background: var(--accent);
}

/* Seguridad y observabilidad */
.security { background: radial-gradient(900px 500px at 50% 0%, rgba(6, 182, 212, .08), transparent 70%), var(--bg); }
.sub-head { font-size: clamp(1.3rem, 2.4vw, 1.7rem); letter-spacing: -.01em; margin-bottom: 24px; }
.security h4 { font-size: 1.08rem; margin: 0 0 .5em; }

.sec-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.sec-grid-4 { grid-template-columns: repeat(4, 1fr); margin-top: 32px; }
.sec-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  transition: border-color .3s, transform .3s var(--ease);
}
.sec-card:hover { border-color: var(--accent); transform: translateY(-4px); }
.sec-card p { margin: 0; font-size: .97rem; }
.icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: rgba(6, 182, 212, .12);
  margin-bottom: 16px;
}
.icon svg { width: 24px; height: 24px; fill: none; stroke: var(--accent); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.badges { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.badges span {
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid rgba(6, 182, 212, .4);
  background: rgba(6, 182, 212, .1);
  color: var(--accent);
  font-size: .8rem;
  font-weight: 700;
}

/* Pipeline DevSecOps */
.devsecops { margin-top: 96px; }
.devsecops-head { max-width: 720px; margin-bottom: 40px; }
.pipeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.pipeline::before,
.pipeline::after {
  content: "";
  position: absolute;
  top: 22px;
  left: 22px;
  right: 22px;
  height: 2px;
  background: var(--border);
}
/* Paquete que recorre el pipeline */
.pipeline::after {
  right: auto;
  width: 60px;
  background: linear-gradient(90deg, transparent, var(--accent), var(--accent-2));
  box-shadow: 0 0 12px var(--accent);
  animation: packet 3.5s linear infinite;
}
@keyframes packet { from { left: 0; } to { left: calc(100% - 60px); } }
.stage { position: relative; z-index: 1; }
.stage-num {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin-bottom: 16px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--bg);
  color: var(--muted);
  font-weight: 800;
  font-size: .9rem;
  transition: border-color .5s, color .5s, box-shadow .5s;
}
.stage.visible .stage-num { border-color: var(--accent); color: var(--text); box-shadow: 0 0 18px rgba(6, 182, 212, .45); }
.stage p { margin: 0; font-size: .93rem; }

/* Observabilidad */
.obs { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: center; margin-top: 96px; }
.obs-list { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 14px; }
.obs-list li { display: grid; gap: 2px; padding-left: 16px; border-left: 2px solid var(--accent); }
.obs-list span { color: var(--muted); font-size: .95rem; }

.dash {
  margin: 0;
  background: #0f1729;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 18px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .45);
  display: grid;
  gap: 14px;
}
.dash-bar { display: flex; align-items: center; gap: 6px; }
.dash-bar .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--border); }
.dash-title { margin-left: 8px; color: var(--muted); font-size: .85rem; }
.dash-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.dash-stats div, .dash-panel { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px; }
.dash small { display: block; color: var(--muted); font-size: .78rem; margin-bottom: 4px; }
.dash-stats strong { font-size: 1.35rem; }
.dash-stats .ok { color: #34d399; }
.dash-panel svg { width: 100%; height: 90px; display: block; }
.dash-panel .line { fill: none; stroke: var(--accent); stroke-width: 2; stroke-dasharray: 600; stroke-dashoffset: 600; transition: stroke-dashoffset 2.2s var(--ease) .3s; vector-effect: non-scaling-stroke; }
.dash-panel .area { fill: rgba(6, 182, 212, .12); opacity: 0; transition: opacity 1s 1.4s; }
.dash.visible .line { stroke-dashoffset: 0; }
.dash.visible .area { opacity: 1; }
.trace { display: grid; gap: 6px; }
.trace span {
  margin-left: var(--s);
  width: 0;
  white-space: nowrap;
  overflow: hidden;
  padding: 4px 8px;
  border-radius: 6px;
  background: linear-gradient(90deg, rgba(6, 182, 212, .35), rgba(139, 92, 246, .35));
  font-size: .75rem;
  transition: width 1.2s var(--ease);
}
.dash.visible .trace span { width: var(--w); }
.dash.visible .trace span:nth-child(2) { transition-delay: .2s; }
.dash.visible .trace span:nth-child(3) { transition-delay: .4s; }
.dash.visible .trace span:nth-child(4) { transition-delay: .6s; }
.dash figcaption { color: var(--muted); font-size: .75rem; text-align: right; }

/* Flujo de datos */
.flow { display: flex; align-items: center; margin-top: 56px; }
.flow-node {
  flex: 1;
  text-align: center;
  padding: 18px 12px;
  border-radius: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  font-weight: 700;
  font-size: .95rem;
}
.flow-node small { display: block; color: var(--muted); font-weight: 500; font-size: .8rem; margin-top: 4px; }
.flow-end { border-color: var(--accent); box-shadow: 0 0 24px rgba(6, 182, 212, .2); }
.flow-link { width: 48px; height: 2px; flex-shrink: 0; position: relative; overflow: hidden; background: var(--border); }
.flow-link span {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(90deg, var(--accent) 0 8px, transparent 8px 16px);
  animation: flow 1s linear infinite;
}
@keyframes flow { from { transform: translateX(-16px); } to { transform: translateX(0); } }

@media (max-width: 1000px) {
  .pipeline { grid-template-columns: repeat(3, 1fr); row-gap: 32px; }
  .pipeline::before, .pipeline::after { display: none; }
  .sec-grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .sec-grid { grid-template-columns: repeat(2, 1fr); }
  .obs { grid-template-columns: 1fr; gap: 40px; }
  .flow { flex-direction: column; align-items: stretch; }
  .flow-link { width: 2px; height: 28px; margin: 0 auto; }
  .flow-link span { background: repeating-linear-gradient(180deg, var(--accent) 0 8px, transparent 8px 16px); animation-name: flow-v; }
}
@keyframes flow-v { from { transform: translateY(-16px); } to { transform: translateY(0); } }
@media (max-width: 680px) {
  .sec-grid, .sec-grid-4 { grid-template-columns: 1fr; }
  .pipeline { grid-template-columns: 1fr 1fr; }
  .dash-stats strong { font-size: 1.1rem; }
}

/* Proyectos */
.projects { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.project {
  display: block;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  transition: border-color .3s, transform .4s var(--ease), box-shadow .4s var(--ease);
}
.project:hover { border-color: var(--accent); transform: translateY(-6px); box-shadow: 0 24px 50px rgba(0, 0, 0, .35); }
.project-visual {
  aspect-ratio: 16 / 10;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 30% 30%, rgba(6, 182, 212, .45), transparent 60%),
    radial-gradient(circle at 75% 70%, rgba(139, 92, 246, .45), transparent 60%),
    var(--bg);
  overflow: hidden;
}
.project-visual span {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -.01em;
  transition: transform .6s var(--ease);
}
.project:hover .project-visual span { transform: scale(1.08); }
.project-body { padding: 22px 24px 26px; }
.project-body h3 { font-size: 1.2rem; margin-bottom: .3em; }
.project-body p { margin: 0 0 .9em; }
.project-link { color: var(--accent); font-weight: 600; font-size: .95rem; }

.feature {
  margin-top: 48px;
  padding: 40px;
  border-radius: 22px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(6, 182, 212, .12), rgba(139, 92, 246, .12));
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 40px;
  align-items: center;
}
.feature h3 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); }
.feature p:last-child { margin: 0; }
.feature-grid { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.feature-grid li {
  background: rgba(11, 17, 32, .6);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
  display: grid;
  gap: 4px;
}
.feature-grid span { color: var(--muted); font-size: .92rem; }

/* Franjas con fondo parallax */
.band {
  position: relative;
  padding: 140px 0;
  overflow: hidden;
  isolation: isolate;
}
.band-overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(11, 17, 32, .95) 0%, rgba(11, 17, 32, .75) 55%, rgba(11, 17, 32, .55) 100%);
}
.band-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.band-inner p { color: #c3cde0; }
.band-short { padding: 160px 0; }
.band-short .band-overlay { background: rgba(11, 17, 32, .7); }
.band-center { text-align: center; max-width: 720px; }
.band-center .btn { margin-top: 12px; }

.platforms { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.platform {
  background: rgba(22, 33, 58, .6);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--radius);
  padding: 36px 20px;
  text-align: center;
  font-weight: 700;
  font-size: 1.1rem;
  transition: border-color .3s, transform .3s var(--ease);
}
.platform:hover { border-color: var(--accent); transform: translateY(-4px); }

/* Proceso */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; list-style: none; padding: 0; margin: 0; }
.step { padding: 28px 24px; border-top: 2px solid var(--border); position: relative; }
.step::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  height: 2px;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width 1s var(--ease) .3s;
}
.step.visible::before { width: 100%; }
.step-num { display: block; font-size: 2.2rem; font-weight: 800; color: var(--accent); margin-bottom: 8px; }
.step p { margin: 0; }

/* Aparición al hacer scroll */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.visible { opacity: 1; transform: none; }

/* Contacto */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.contact-list { list-style: none; padding: 0; margin: 1.5em 0 0; }
.contact-list li { margin-bottom: 8px; color: var(--muted); }
.contact-list strong { color: var(--text); }

.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  display: grid;
  gap: 16px;
}
.contact-form label { display: grid; gap: 6px; font-weight: 500; font-size: .95rem; }
.contact-form input,
.contact-form select,
.contact-form textarea {
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.contact-form .btn { justify-self: start; }

/* Pie de página */
.site-footer { border-top: 1px solid var(--border); padding: 32px 0; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.footer-inner p { margin: 0; color: var(--muted); font-size: .9rem; }

/* Responsivo */
@media (max-width: 900px) {
  .steps { grid-template-columns: repeat(2, 1fr); }
  .split, .band-inner, .feature { grid-template-columns: 1fr; gap: 40px; }
  .projects { grid-template-columns: 1fr 1fr; }

  /* En pantallas angostas la foto queda fija arriba y el texto pasa por debajo */
  .story { grid-template-columns: 1fr; gap: 0; }
  .story-media { top: 72px; height: 42vh; z-index: 2; }
  .story-step { min-height: 70vh; transform: translateY(20px); }
  .story-step.active { transform: none; }
}

@media (max-width: 680px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 20px 20px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 0; }
  .nav-links .btn { text-align: center; margin-top: 8px; }

  .section { padding: 72px 0; }
  .services { padding-top: 72px; }
  .band { padding: 96px 0; }
  .steps, .projects, .feature-grid { grid-template-columns: 1fr; }
  .feature { padding: 28px; }
}

/* Respeta a quienes prefieren menos movimiento */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal, .story-step { opacity: 1; transform: none; }
  .hero-bg, .band-bg { transform: none !important; }
}