:root {
  --bg: #05070f;
  --bg-2: #0a0f1f;
  --surface: rgba(255, 255, 255, 0.04);
  --border: rgba(255, 255, 255, 0.09);
  --text: #a8b3cf;
  --white: #f4f7ff;
  --cyan: #00e5ff;
  --violet: #8b5cf6;
  --pink: #ff4d9d;
  --grad: linear-gradient(135deg, var(--cyan), var(--violet));
  --radius: 18px;
  --font: "Space Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
.container { width: min(1140px, 90%); margin: 0 auto; }
::selection { background: var(--violet); color: #fff; }

/* Barra de progreso y brillo del cursor */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0; z-index: 100;
  background: var(--grad); box-shadow: 0 0 12px var(--cyan);
}
.cursor-glow {
  position: fixed; top: 0; left: 0; width: 420px; height: 420px; z-index: 0;
  margin: -210px 0 0 -210px; border-radius: 50%; pointer-events: none;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.14), transparent 65%);
  transform: translate3d(-500px, -500px, 0);
}

/* Header */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  transition: background 0.3s, border-color 0.3s, backdrop-filter 0.3s;
  border-bottom: 1px solid transparent;
}
.header.scrolled {
  background: rgba(5, 7, 15, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-color: var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--white); font-size: 1.15rem; }
.logo-light { font-weight: 400; color: var(--text); }
.logo-mark {
  width: 36px; height: 36px; border-radius: 10px;
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.45);
}
.menu { display: flex; align-items: center; gap: 30px; font-weight: 500; }
.menu a:not(.btn) { position: relative; color: var(--text); transition: color 0.2s; }
.menu a:not(.btn)::after {
  content: ""; position: absolute; left: 0; bottom: -4px; height: 2px; width: 0;
  background: var(--grad); transition: width 0.3s;
}
.menu a:not(.btn):hover { color: var(--white); }
.menu a:not(.btn):hover::after { width: 100%; }

.menu-toggle { display: none; background: none; border: 0; cursor: pointer; width: 40px; height: 40px; position: relative; }
.menu-toggle span {
  position: absolute; left: 8px; right: 8px; height: 2px; background: var(--white);
  transition: transform 0.3s, opacity 0.3s, top 0.3s;
}
.menu-toggle span:nth-child(1) { top: 13px; }
.menu-toggle span:nth-child(2) { top: 19px; }
.menu-toggle span:nth-child(3) { top: 25px; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { top: 19px; transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { top: 19px; transform: rotate(-45deg); }

/* Botones */
.btn {
  display: inline-block; padding: 14px 28px; border-radius: 12px; border: 1px solid transparent;
  font: 600 1rem var(--font); color: var(--bg); background: var(--grad); cursor: pointer;
  transition: transform 0.2s, box-shadow 0.3s;
}
.btn:hover { transform: translateY(-2px); }
.btn-small { padding: 9px 20px; font-size: 0.92rem; }
.btn-glow { box-shadow: 0 0 0 rgba(0, 229, 255, 0); animation: pulse 3s ease-in-out infinite; }
.btn-glow:hover { box-shadow: 0 8px 36px rgba(0, 229, 255, 0.5); }
.btn-ghost { background: var(--surface); color: var(--white); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--cyan); box-shadow: 0 0 24px rgba(0, 229, 255, 0.2); }
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0, 229, 255, 0.35); }
  50% { box-shadow: 0 0 0 12px rgba(0, 229, 255, 0); }
}

/* Texto con gradiente */
.gradient-text {
  background: linear-gradient(90deg, var(--cyan), var(--violet), var(--pink), var(--cyan));
  background-size: 250% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  animation: shine 7s linear infinite;
}
@keyframes shine { to { background-position: 250% 0; } }

/* Hero */
.hero {
  position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: center;
  padding: 130px 0 90px; overflow: hidden;
  background: radial-gradient(ellipse at 70% 20%, #101a3a 0%, var(--bg) 60%);
}
#network { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; }
.hero-grid {
  position: absolute; inset: 0; z-index: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 20%, transparent 75%);
}
.orb { position: absolute; border-radius: 50%; filter: blur(90px); opacity: 0.5; pointer-events: none; }
.orb-1 { width: 380px; height: 380px; background: var(--violet); top: -80px; right: -60px; animation: drift 14s ease-in-out infinite; }
.orb-2 { width: 320px; height: 320px; background: var(--cyan); bottom: -100px; left: -80px; opacity: 0.3; animation: drift 18s ease-in-out infinite reverse; }
.orb-3 { width: 340px; height: 340px; background: var(--violet); top: -120px; right: 5%; opacity: 0.28; animation: drift 16s ease-in-out infinite; }
@keyframes drift { 50% { transform: translate(40px, 30px) scale(1.1); } }

.hero-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.15fr 1fr; gap: 56px; align-items: center; }
.badge {
  display: inline-flex; align-items: center; gap: 10px; padding: 7px 16px; margin-bottom: 24px;
  border: 1px solid var(--border); border-radius: 999px; background: var(--surface);
  font: 500 0.82rem var(--mono); color: var(--cyan); letter-spacing: 0.5px;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: #22ff88; box-shadow: 0 0 10px #22ff88; animation: blink 1.6s ease-in-out infinite; }
@keyframes blink { 50% { opacity: 0.3; } }

.hero h1 { font-size: clamp(2.3rem, 5.2vw, 4rem); line-height: 1.12; color: var(--white); letter-spacing: -0.02em; }
.typed { color: var(--white); border-bottom: 2px solid rgba(0, 229, 255, 0.35); }
.caret { display: inline-block; width: 3px; height: 0.95em; margin-left: 4px; vertical-align: -0.1em; background: var(--cyan); animation: caret 1s steps(1) infinite; }
.caret-small { width: 8px; height: 1em; vertical-align: -0.15em; }
@keyframes caret { 50% { opacity: 0; } }
.lead { margin-top: 24px; max-width: 560px; font-size: 1.15rem; }
.hero-actions { margin-top: 36px; display: flex; gap: 14px; flex-wrap: wrap; }

/* Visual del hero */
.hero-visual { position: relative; perspective: 1000px; }
.terminal {
  border: 1px solid var(--border); border-radius: var(--radius);
  background: rgba(10, 15, 31, 0.75); backdrop-filter: blur(10px);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5), 0 0 60px rgba(139, 92, 246, 0.18);
  transform: rotateY(-8deg) rotateX(4deg);
  animation: float 6s ease-in-out infinite;
  transition: transform 0.2s ease-out;
  will-change: transform;
}
@keyframes float { 50% { translate: 0 -14px; } }
.terminal-bar { display: flex; align-items: center; gap: 7px; padding: 14px 18px; border-bottom: 1px solid var(--border); }
.terminal-bar i { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; }
.terminal-bar i:nth-child(2) { background: #febc2e; }
.terminal-bar i:nth-child(3) { background: #28c840; }
.terminal-bar span { margin-left: 10px; font: 0.8rem var(--mono); color: var(--text); }
.terminal pre { padding: 22px 24px 28px; font: 0.92rem/1.8 var(--mono); color: var(--white); overflow-x: auto; }
.c-mute { color: #5b6585; } .c-pink { color: var(--pink); } .c-cyan { color: var(--cyan); } .c-green { color: #7ee787; }

.float-chip {
  position: absolute; padding: 9px 16px; border-radius: 999px; font-size: 0.88rem; font-weight: 500;
  color: var(--white); background: rgba(10, 15, 31, 0.85); border: 1px solid var(--border);
  backdrop-filter: blur(8px); box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  animation: float 5s ease-in-out infinite;
}
.chip-1 { top: -18px; right: 8%; }
.chip-2 { bottom: -20px; left: 6%; animation-delay: -1.5s; }
.chip-3 { bottom: -20px; right: 12%; animation-delay: -3s; }

.scroll-hint {
  position: absolute; bottom: 28px; left: 50%; z-index: 2; width: 26px; height: 42px; margin-left: -13px;
  border: 2px solid var(--border); border-radius: 14px;
}
.scroll-hint span {
  position: absolute; top: 8px; left: 50%; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px;
  background: var(--cyan); animation: wheel 1.8s ease-in-out infinite;
}
@keyframes wheel { 0% { opacity: 1; transform: translateY(0); } 100% { opacity: 0; transform: translateY(16px); } }

/* Marquee */
.marquee { overflow: hidden; border-block: 1px solid var(--border); background: var(--bg-2); padding: 20px 0; position: relative; z-index: 2; }
.marquee::before, .marquee::after { content: ""; position: absolute; top: 0; bottom: 0; width: 100px; z-index: 2; pointer-events: none; }
.marquee::before { left: 0; background: linear-gradient(90deg, var(--bg-2), transparent); }
.marquee::after { right: 0; background: linear-gradient(-90deg, var(--bg-2), transparent); }
.marquee-track { display: flex; width: max-content; animation: scroll 70s linear infinite; }
.marquee-track span { padding: 0 34px; font: 500 1rem var(--mono); color: #5d6a8f; white-space: nowrap; }
.marquee-track span::before { content: "◆"; margin-right: 34px; color: var(--violet); }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes scroll { to { transform: translateX(-50%); } }

/* Secciones */
.section { position: relative; padding: 110px 0; z-index: 1; }
.section-alt { background: var(--bg-2); }
.section-head { text-align: center; margin-bottom: 56px; }
.kicker { font: 500 0.9rem var(--mono); color: var(--cyan); margin-bottom: 12px; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); line-height: 1.2; color: var(--white); letter-spacing: -0.015em; margin-bottom: 14px; }
h3 { color: var(--white); font-size: 1.2rem; margin-bottom: 8px; }
.section-sub { max-width: 520px; margin: 0 auto; }

/* Revelado al hacer scroll */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity 0.8s cubic-bezier(.2,.7,.2,1) var(--d, 0ms), transform 0.8s cubic-bezier(.2,.7,.2,1) var(--d, 0ms); }
.reveal.visible { opacity: 1; transform: none; }

/* Tarjetas de servicios */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card {
  position: relative; padding: 34px 30px; border-radius: var(--radius); overflow: hidden;
  background: var(--surface); border: 1px solid var(--border);
}
.card::before {
  content: ""; position: absolute; inset: 0; opacity: 0; transition: opacity 0.3s; pointer-events: none;
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 50%), rgba(0, 229, 255, 0.14), transparent 60%);
}
.card::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px; pointer-events: none; opacity: 0; transition: opacity 0.3s;
  background: radial-gradient(240px circle at var(--mx, 50%) var(--my, 50%), var(--cyan), transparent 70%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
}
.card:hover::before, .card:hover::after { opacity: 1; }
.icon {
  display: grid; place-items: center; width: 54px; height: 54px; margin-bottom: 20px; border-radius: 14px;
  background: rgba(0, 229, 255, 0.08); border: 1px solid rgba(0, 229, 255, 0.25);
  transition: transform 0.4s, background 0.3s;
}
.icon svg { width: 26px; height: 26px; fill: none; stroke: var(--cyan); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.card:hover .icon { transform: rotate(-8deg) scale(1.1); background: rgba(0, 229, 255, 0.16); }

/* Nosotros */
.about { display: grid; grid-template-columns: 1.2fr 1fr; gap: 64px; align-items: center; }
.about p:not(.kicker) { margin-top: 14px; }
.values { list-style: none; display: grid; gap: 16px; }
.values li {
  padding: 22px 26px; border-radius: var(--radius); background: var(--surface);
  border: 1px solid var(--border); border-left: 3px solid var(--cyan);
}
.values strong { display: block; color: var(--white); font-size: 1.1rem; }

/* Pasos */
.steps { list-style: none; position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.steps::before {
  content: ""; position: absolute; top: 31px; left: 8%; right: 8%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--violet), var(--cyan), var(--violet), transparent);
}
.steps li { position: relative; text-align: center; padding: 0 8px; }
.steps span {
  display: grid; place-items: center; width: 62px; height: 62px; margin: 0 auto 20px; border-radius: 50%;
  background: var(--bg); border: 1px solid var(--cyan); color: var(--cyan); font: 500 1.1rem var(--mono);
  box-shadow: 0 0 24px rgba(0, 229, 255, 0.25); transition: transform 0.3s, background 0.3s, color 0.3s;
}
.steps li:hover span { transform: scale(1.12); background: var(--cyan); color: var(--bg); }

/* Contacto */
.cta { background: var(--bg-2); overflow: hidden; }
.contact { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.contact p:not(.kicker) { margin-top: 6px; }
.contact-list { list-style: none; margin-top: 28px; display: grid; gap: 14px; }
.contact-list li { display: flex; align-items: center; gap: 14px; color: var(--white); }
.contact-list li span {
  display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px;
  background: rgba(0, 229, 255, 0.08); border: 1px solid rgba(0, 229, 255, 0.25); color: var(--cyan);
}
.contact-list a { overflow-wrap: anywhere; }
.contact-list a:hover { color: var(--cyan); }
.form {
  display: grid; gap: 18px; padding: 34px; border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04); border: 1px solid var(--border); backdrop-filter: blur(10px);
}
.form label { display: grid; gap: 8px; font-weight: 500; font-size: 0.92rem; color: var(--white); }
.form input, .form textarea {
  padding: 13px 15px; border-radius: 12px; border: 1px solid var(--border);
  background: rgba(5, 7, 15, 0.7); color: var(--white); font: 1rem var(--font); resize: vertical;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form input:focus, .form textarea:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 4px rgba(0, 229, 255, 0.12); }

/* Footer */
.footer { padding: 28px 0; border-top: 1px solid var(--border); text-align: center; font-size: 0.9rem; position: relative; z-index: 1; }

.socials { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-bottom: 18px; }
.social {
  display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px;
  background: var(--surface); border: 1px solid var(--border); color: var(--text);
  transition: transform 0.25s, color 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.social svg { width: 20px; height: 20px; }
.social:hover, .social:focus-visible {
  color: var(--cyan); border-color: rgba(0, 229, 255, 0.5); transform: translateY(-3px);
  box-shadow: 0 6px 22px rgba(0, 229, 255, 0.25); outline: none;
}

/* Responsive */
@media (max-width: 1040px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
  .grid .card:last-child:nth-child(odd) { grid-column: 1 / -1; }
}
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 64px; }
  .hero-visual { max-width: 520px; margin: 0 auto; width: 100%; }
  .about, .contact { grid-template-columns: minmax(0, 1fr); gap: 40px; }
  .steps { grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
  .steps::before { display: none; }
}
@media (max-width: 800px) {
  .menu-toggle { display: block; }
  .menu {
    position: fixed; top: 72px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0;
    padding: 12px 5% 24px; background: rgba(5, 7, 15, 0.99); backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    opacity: 0; visibility: hidden; transform: translateY(-12px); transition: opacity 0.3s, transform 0.3s, visibility 0.3s;
  }
  .menu.open { opacity: 1; visibility: visible; transform: none; }
  .menu a:not(.btn) { padding: 14px 0; border-bottom: 1px solid var(--border); font-size: 1.05rem; }
  .menu .btn { margin-top: 18px; text-align: center; }
  .header { background: rgba(5, 7, 15, 0.72); backdrop-filter: blur(14px); }
}
@media (max-width: 560px) {
  .grid { grid-template-columns: 1fr; }
  .section { padding: 80px 0; }
  .steps { grid-template-columns: 1fr; }
  .hero { padding-top: 110px; }
  .hero-actions .btn { width: 100%; text-align: center; }
  .terminal { transform: none; }
  .terminal pre { font-size: 0.8rem; padding: 18px; }
  .form { padding: 24px; }
  .scroll-hint { display: none; }
  .cursor-glow { display: none; }
}

/* Accesibilidad: sin animaciones si el usuario lo prefiere */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}