:root {
  --bg: #0b1020;
  /* azul petróleo muy oscuro */
  --card: #0f1730;
  /* azul más claro para tarjetas */
  --text: #e8ecf4;
  /* texto principal */
  --muted: #b6c1d9;
  /* texto secundario */
  --brand: #5eead4;
  /* turquesa */
  --accent: #a78bfa;
  /* lavanda */
  --danger: #ef4444;
  /* rojo */
  --ok: #22c55e;
  /* verde */
  --shadow: 0 20px 40px rgba(0, 0, 0, .35);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
  overflow-x: hidden;
  scroll-padding-top: 70px;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  line-height: 1.55;
  position: relative;
  background-color: var(--bg);
  overflow-x: hidden;
}

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
  border-left: 1px solid rgba(94, 234, 212, 0.1);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, var(--brand), var(--accent));
  border-radius: 10px;
  border: 2px solid var(--bg);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(to bottom, var(--accent), var(--brand));
}

/* Firefox
*{
  scrollbar-width: thin;
  scrollbar-color: var(--brand) var(--bg);
}*/

/* Fondo dinámico */
.dynamic-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  overflow: hidden;
  background-color: var(--bg);
}

.light-effect {
  position: absolute;
  width: 200%;
  height: 200%;
  top: -50%;
  left: -50%;
  background: 
    radial-gradient(circle at 30% 30%, rgba(167, 139, 250, 0.15), transparent 25%),
    radial-gradient(circle at 70% 70%, rgba(94, 234, 212, 0.15), transparent 25%),
    radial-gradient(circle at 50% 20%, rgba(167, 139, 250, 0.1), transparent 30%),
    radial-gradient(circle at 10% 80%, rgba(94, 234, 212, 0.1), transparent 30%);
  animation: moveBackground 30s infinite linear;
  opacity: 0.8;
}

@keyframes moveBackground {
  0% {
    transform: translate(0, 0) rotate(0deg);
  }
  25% {
    transform: translate(-5%, 5%) rotate(1deg);
  }
  50% {
    transform: translate(-10%, 0) rotate(0deg);
  }
  75% {
    transform: translate(-5%, -5%) rotate(-1deg);
  }
  100% {
    transform: translate(0, 0) rotate(0deg);
  }
}

.particle {
  position: absolute;
  background: rgba(94, 234, 212, 0.15);
  border-radius: 50%;
  animation: float 15s infinite linear;
  z-index: -1;
}

@keyframes float {
  0% {
    transform: translateY(0) translateX(0) rotate(0deg);
    opacity: 0;
  }
  25% {
    opacity: 0.3;
  }
  50% {
    transform: translateY(-100px) translateX(100px) rotate(180deg);
    opacity: 0.6;
  }
  75% {
    opacity: 0.3;
  }
  100% {
    transform: translateY(0) translateX(0) rotate(360deg);
    opacity: 0;
  }
}

a {
  color: var(--brand);
  text-decoration: none;
}

a:hover {
  text-decoration: none;
}

.container {
  width: min(1200px, 92%);
  margin-inline: auto
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  padding: .9rem 1.2rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, .12);
  background: linear-gradient(135deg, var(--brand), var(--accent));
  color: #022;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.btn.secondary {
  background: transparent;
  color: var(--text)
}

.btn:hover {
  transform: translateY(-2px);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .35rem .6rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .18);
  color: var(--muted);
  font-size: .85rem
}

header {
  position: fixed;
  width: -webkit-fill-available;
  height: 90px;
  top: 0;
  backdrop-filter: blur(10px);
  background: rgba(8, 44, 53, 0.6);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  z-index: 20;
  overflow: hidden;
  margin-right: 10px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0
}

.nav a.logo {
  font-weight: 900;
  letter-spacing: .3px;
  color: var(--text)
}

.nav .links {
  display: flex;
  gap: 1.2rem;
  align-items: center
}

.nav .links a {
  color: var(--muted)
}

.hero {
  padding: 11rem 0 3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 2rem;
  align-items: center
}

.hero h1 {
  font-size: clamp(2rem, 2.8vw + 1rem, 3.4rem);
  line-height: 1.1;
  margin: .6rem 0 1rem
}

.hero p.lead {
  font-size: 1.15rem;
  color: var(--muted)
}

.badge-row {
  display: flex;
  gap: .6rem;
  flex-wrap: wrap
}

.hero-card {
  background: linear-gradient(180deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .02));
  border: 1px solid rgba(255, 255, 255, .09);
  border-radius: var(--radius);
  padding: 1.2rem;
  box-shadow: var(--shadow)
}

.kpi {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1rem
}

.kpi .item {
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, .08);
  padding: 1rem;
  border-radius: 12px;
  text-align: center
}

.kpi .num {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--brand)
}

.kpi .lbl {
  color: var(--muted);
  font-size: .9rem
}

section {
  padding: 3.2rem 0

}

.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.4rem
}

.grid3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem
}

.card {
  background: linear-gradient(180deg, rgba(255, 255, 255, .05), rgba(255, 255, 255, .015));
  border: 1px solid rgba(255, 255, 255, .08);
  padding: 1.2rem;
  border-radius: var(--radius)
}

.card h3 {
  margin: .2rem 0 .6rem
}

.muted {
  color: var(--muted)
}

.industries {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem
}

.industry {
  position: relative;
  overflow: hidden
}

.industry h3 {
  margin: 0 0 .4rem
}

.industry .tags {
  display: flex;
  gap: .4rem;
  flex-wrap: wrap
}

.cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1rem
}

.pricing {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem
}

.logos {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
  opacity: .9
}

.logos .logo {
  padding: .6rem .8rem;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: 10px;
  font-weight: 600;
  color: #0b1020;
  background-image: linear-gradient(120deg, var(--brand), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent
}

.notice {
  font-size: .92rem;
  color: var(--muted)
}

.contact {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 1.2rem
}

form {
  display: grid;
  gap: .8rem
}

input,
textarea {
  width: 100%;
  padding: .9rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, .15);
  background: #0c142a;
  color: var(--text)
}

label {
  font-size: .9rem;
  color: var(--muted)
}

.ok {
  color: var(--ok)
}

.err {
  color: var(--danger)
}

footer {
  padding: 2rem 0;
  border-top: 1px solid rgba(255, 255, 255, .08);
  color: var(--muted);
  height: 77px;
}

/* Responsive */
@media (max-width: 980px) {
  .hero-grid {
    grid-template-columns: 1fr
  }

  .grid3 {
    grid-template-columns: 1fr
  }

  .industries {
    grid-template-columns: 1fr
  }

  .pricing {
    grid-template-columns: 1fr
  }

  .contact {
    grid-template-columns: 1fr
  }
}