/* Variables globales del diseño dark-first */
:root {
  --background: #020617;
  --surface: #0F172A;
  --surface-soft: rgba(15, 23, 42, 0.72);
  --text: #E2E8F0;
  --muted-text: #94A3B8;
  --primary: #A855F7;
  --secondary: #2DD4BF;
  --border: rgba(148, 163, 184, 0.18);
  --max-width: 1120px;
}

/* Reinicio básico para consistencia entre navegadores */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(168, 85, 247, 0.22), transparent 32rem),
    radial-gradient(circle at top right, rgba(45, 212, 191, 0.16), transparent 28rem),
    var(--background);
  color: var(--text);
  line-height: 1.6;
}

/* Enlaces base */
a {
  color: inherit;
  text-decoration: none;
}

/* Encabezado principal */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--border);
  background: rgba(2, 6, 23, 0.84);
  backdrop-filter: blur(16px);
}

.nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Marca textual */
.brand {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.brand-mark {
  font-size: 1.25rem;
  color: var(--text);
}

.brand-location {
  color: var(--secondary);
}

/* Navegación */
.nav-links {
  display: flex;
  gap: 1.25rem;
  color: var(--muted-text);
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: var(--text);
}

/* Sección principal */
.hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 7rem 1.25rem 5rem;
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 2rem;
  align-items: center;
}

.hero-content {
  max-width: 760px;
}

.eyebrow {
  margin-bottom: 1rem;
  color: var(--secondary);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  max-width: 820px;
  font-size: clamp(3rem, 8vw, 6.25rem);
  line-height: 0.95;
  letter-spacing: -0.08em;
}

h2 {
  max-width: 720px;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1;
  letter-spacing: -0.06em;
}

h3 {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
}

.hero-text {
  max-width: 680px;
  margin-top: 1.5rem;
  color: var(--muted-text);
  font-size: 1.18rem;
}

/* Botones */
.hero-actions {
  margin-top: 2rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 3rem;
  padding: 0.8rem 1.1rem;
  border-radius: 999px;
  font-weight: 700;
  border: 1px solid transparent;
}

.button.primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #020617;
}

.button.secondary {
  border-color: var(--border);
  color: var(--text);
  background: rgba(15, 23, 42, 0.6);
}

.button:hover {
  transform: translateY(-1px);
}

/* Tarjeta destacada */
.hero-card {
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: 1.5rem;
  background: var(--surface-soft);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
}

.card-label {
  color: var(--primary);
  font-weight: 700;
  margin-bottom: 1rem;
}

.hero-card h2 {
  font-size: 1.65rem;
  margin-bottom: 1rem;
  letter-spacing: -0.04em;
}

.hero-card p {
  color: var(--muted-text);
}

/* Secciones generales */
.section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 5rem 1.25rem;
}

.grid {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

/* Tarjetas de servicios */
.service-card {
  min-height: 220px;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  background: rgba(15, 23, 42, 0.68);
}

.service-card p {
  color: var(--muted-text);
}

/* Distribución dividida */
.split {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 2rem;
  align-items: start;
}

.process-list {
  display: grid;
  gap: 1rem;
}

.process-list div {
  padding: 1rem;
  border-left: 2px solid var(--secondary);
  background: rgba(15, 23, 42, 0.45);
}

.process-list span {
  color: var(--primary);
  font-weight: 800;
}

.process-list p {
  color: var(--text);
  font-size: 1.1rem;
}

/* Contacto */
.contact {
  border-top: 1px solid var(--border);
}

.contact p {
  max-width: 620px;
  margin: 1rem 0 1.5rem;
  color: var(--muted-text);
}

/* Pie de página */
.footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.25rem;
  color: var(--muted-text);
  border-top: 1px solid var(--border);
}

/* Ajustes para pantallas medianas y pequeñas */
@media (max-width: 860px) {
  .hero,
  .split {
    grid-template-columns: 1fr;
  }

  .grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .nav-links {
    display: none;
  }
}

@media (max-width: 560px) {
  .grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 5rem;
  }
}