:root {
  --bg: #0c0c0e;
  --bg2: #111827;
  --surface: #1a1a22;
  --surface2: #22222d;
  --amber: #f59e0b;
  --amber-dim: rgba(245,158,11,0.12);
  --steel: #64748b;
  --steel-light: #94a3b8;
  --fg: #f1f5f9;
  --fg2: #cbd5e1;
  --fg3: #94a3b8;
  --mono: 'IBM Plex Mono', monospace;
  --body: 'Nunito', sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 48px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.nav-brand { display: flex; align-items: center; gap: 10px; }
.nav-logo {
  width: 36px; height: 36px;
  background: var(--amber);
  color: #000;
  font-family: var(--mono);
  font-weight: 600;
  font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 6px;
}
.nav-name { font-family: var(--mono); font-weight: 600; font-size: 18px; letter-spacing: -0.5px; }
.nav-tagline { font-family: var(--mono); font-size: 12px; color: var(--steel); letter-spacing: 0.05em; text-transform: uppercase; }

/* HERO */
.hero {
  padding: 80px 48px 64px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  min-height: 70vh;
}
.hero-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 20px;
}
.hero-headline {
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -1.5px;
  margin-bottom: 24px;
}
.hero-sub {
  font-size: 18px;
  color: var(--fg3);
  max-width: 440px;
  line-height: 1.7;
}
.hero-tiles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.tile {
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 10px;
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  transition: border-color 0.2s;
}
.tile:hover { border-color: var(--amber); }
.tile-icon { font-size: 22px; color: var(--amber); }
.tile span {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--fg3);
  text-transform: uppercase;
}

/* MARCAS */
.marcas {
  padding: 48px 48px;
  border-top: 1px solid rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  background: var(--bg2);
}
.marcas-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 24px;
}
.marcas-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.marca {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--fg3);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 6px;
  padding: 8px 16px;
  transition: all 0.2s;
}
.marca:hover { border-color: var(--amber); color: var(--amber); }

/* CATEGORIAS */
.categorias { padding: 80px 48px; }
.section-title {
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 48px;
  line-height: 1.1;
}
.cat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2px;
  background: rgba(255,255,255,0.04);
  border-radius: 16px;
  overflow: hidden;
}
.cat-card {
  background: var(--surface);
  padding: 32px 28px;
  transition: background 0.2s;
}
.cat-card:hover { background: var(--surface2); }
.cat-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--amber);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.cat-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}
.cat-card p {
  font-size: 14px;
  color: var(--fg3);
  line-height: 1.6;
}

/* APLICACIONES */
.aplicaciones {
  padding: 48px 48px 80px;
  background: var(--bg2);
}
.apps-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.app-tag {
  background: var(--surface);
  border: 1px solid rgba(245,158,11,0.2);
  color: var(--fg2);
  font-size: 14px;
  font-weight: 600;
  border-radius: 100px;
  padding: 8px 20px;
  transition: all 0.2s;
}
.app-tag:hover {
  background: var(--amber-dim);
  border-color: var(--amber);
  color: var(--amber);
}

/* DESTACADO */
.destacado {
  padding: 80px 48px;
  background: linear-gradient(135deg, var(--bg) 0%, var(--surface) 100%);
  border-top: 1px solid rgba(255,255,255,0.05);
}
.destacado-badge {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
  display: inline-block;
  background: var(--amber-dim);
  padding: 4px 12px;
  border-radius: 100px;
}
.destacado-name {
  font-size: clamp(28px, 4vw, 52px);
  font-weight: 900;
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 20px;
}
.destacado-desc {
  font-size: 18px;
  color: var(--fg3);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 40px;
}
.destacado-specs {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}
.spec { display: flex; flex-direction: column; gap: 4px; }
.spec-val {
  font-family: var(--mono);
  font-size: 32px;
  font-weight: 600;
  color: var(--amber);
}
.spec-label {
  font-size: 12px;
  color: var(--steel);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* QUIENES */
.quienes {
  padding: 80px 48px;
  background: var(--surface);
  border-top: 1px solid rgba(255,255,255,0.05);
}
.quienes-inner { max-width: 640px; }
.quienes-title {
  font-size: clamp(22px, 3vw, 36px);
  font-weight: 800;
  letter-spacing: -0.5px;
  line-height: 1.2;
  margin-bottom: 20px;
}
.quienes-text {
  font-size: 16px;
  color: var(--fg3);
  line-height: 1.7;
  margin-bottom: 24px;
}
.quienes-contact {
  display: flex;
  gap: 16px;
  align-items: center;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--steel-light);
}

/* CIERRE */
.cierre {
  padding: 100px 48px;
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.05);
}
.cierre-headline {
  font-size: clamp(32px, 5vw, 72px);
  font-weight: 900;
  letter-spacing: -2px;
  line-height: 1.05;
  margin-bottom: 24px;
}
.cierre-sub {
  font-size: 18px;
  color: var(--fg3);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.7;
}

/* FOOTER */
.footer {
  padding: 40px 48px;
  border-top: 1px solid rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-logo {
  width: 28px; height: 28px;
  background: var(--amber);
  color: #000;
  font-family: var(--mono);
  font-weight: 600;
  font-size: 14px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 5px;
}
.footer-name { font-family: var(--mono); font-weight: 600; font-size: 15px; }
.footer-copy { font-size: 13px; color: var(--steel); }

/* RESPONSIVE */
@media (max-width: 768px) {
  .nav { padding: 20px 24px; }
  .hero { padding: 48px 24px; grid-template-columns: 1fr; gap: 40px; }
  .hero-tiles { grid-template-columns: repeat(2, 1fr); }
  .categorias, .marcas, .destacado, .quienes, .aplicaciones, .cierre { padding: 48px 24px; }
  .footer { padding: 32px 24px; flex-direction: column; align-items: flex-start; }
  .destacado-specs { gap: 24px; }
  .spec-val { font-size: 24px; }
  .marcas-grid { gap: 8px; }
}