:root{
  --bg: #0b0c10;
  --fg: #ffffff;
  --muted: #9aa0a6;
  --accent: #6633ee;
  --accent2: #00d4ff;

  --radius: 14px;
  --radius-lg: 20px;
  --shadow: 0 6px 24px rgba(0,0,0,.25);
  --shadow-soft: 0 2px 12px rgba(0,0,0,.16);

  --mx: 1120px;
  --space-1: 6px;
  --space-2: 10px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
  --space-7: 72px;
}

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

html{ scroll-behavior: smooth; }

body{
  margin: 0;
  color: var(--fg);
  background: radial-gradient(1200px 600px at 70% -10%, rgba(102,51,238,.25), transparent 60%),
              linear-gradient(180deg, #0b0c10, #0b0e17);
  font: 16px/1.6 system-ui, -apple-system, Segoe UI, Inter, Roboto, Arial, sans-serif;
}

img{ max-width: 100%; display: block; }

a{ color: var(--accent); text-decoration: none; }
a:hover{ text-decoration: underline; }

h1,h2,h3{ line-height: 1.15; margin: 0 0 var(--space-3); }
h1{ font-size: clamp(28px, 5vw, 44px); }
h2{ font-size: clamp(22px, 3.4vw, 32px); }
h3{ font-size: clamp(18px, 2.6vw, 24px); }

.wrap{
  width: min(100%, var(--mx));
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.section{
  padding: var(--space-7) 0;
  scroll-margin-top: 80px;
}

.grid3{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.inner{ display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); }

header{
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: saturate(120%) blur(6px);
  background: rgba(11, 12, 16, .7);
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.brand{ display:flex; align-items:center; gap: var(--space-2); padding: var(--space-3) 0; }
.brand-logo{
  width: 28px; height: 28px; border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: var(--shadow-soft);
}

nav{ display:flex; gap: var(--space-3); }
nav a{
  display:inline-flex; align-items:center; padding: 8px 10px; border-radius: 999px;
  color: var(--fg); opacity: .9;
}
nav a:hover{ opacity: 1; background: rgba(255,255,255,.06); }
nav a.pill{
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.08);
}

.hero{
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: var(--space-5);
  align-items: center;
  padding: var(--space-7) 0;
}

.subtitle{ color: var(--muted); margin: var(--space-3) 0 var(--space-4); }

.badges{ display:flex; flex-wrap:wrap; gap: var(--space-2); margin-bottom: var(--space-4); }

.panel{
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-soft);
}

.button{
  display:inline-flex; align-items:center; justify-content:center;
  padding: 10px 16px; border-radius: 999px; font-weight: 600;
  color: #0b0c10; background: linear-gradient(135deg, var(--accent), var(--accent2));
  border: none; cursor: pointer;
}
.button:hover{ filter: brightness(1.05); text-decoration: none; }

.badge{
  display:inline-flex; align-items:center; gap: 8px;
  border-radius: 999px; padding: 6px 10px; font-size: 13px;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.08);
}

.cards{ display:grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
.card{
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--radius);
  padding: var(--space-4);
  box-shadow: var(--shadow-soft);
}

.steps{ display:grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-3); }
.step{ padding: var(--space-3); background: rgba(255,255,255,.03); border-radius: var(--radius); border: 1px solid rgba(255,255,255,.06); }
.num{ display:inline-block; font-weight:700; color: var(--accent2); margin-bottom: 4px; }

.pricing{ display:grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
.price{ padding: var(--space-4); border-radius: var(--radius); background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.06); }
.price h3{ margin-bottom: 6px; }
.price .muted{ margin-top: 0; }

.faqs{ padding: var(--space-7) 0; }
.faq-grid{ display:grid; grid-template-columns: 1fr; gap: var(--space-3); }
.faq-card{ padding: var(--space-4); background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.06); border-radius: var(--radius); }
details{ border-radius: var(--radius); background: rgba(255,255,255,.02); border: 1px solid rgba(255,255,255,.05); padding: var(--space-3); }
summary{ cursor: pointer; font-weight: 600; }
details + details{ margin-top: var(--space-2); }

.form-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}
input, textarea{
  width: 100%;
  color: var(--fg);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius);
  padding: 12px 14px;
  outline: none;
}
input::placeholder, textarea::placeholder{ color: rgba(255,255,255,.6); }
input:focus, textarea:focus{ border-color: var(--accent2); box-shadow: 0 0 0 3px rgba(0, 212, 255, .15); }

model-viewer{
  display: block;
  width: 100%;
  height: 420px; /* Ajusta según tu diseño */
  border-radius: var(--radius);
  background: #0b0e17;
  border: 1px solid rgba(255,255,255,.06);
  box-shadow: var(--shadow-soft);
}

.muted{ color: var(--muted); }
.pill{
  display:inline-flex; align-items:center; gap:8px;
  padding: 8px 12px; border-radius: 999px;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.08);
}
.hamburger{
  display: none;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 10px;
  background: rgba(255,255,255,.06);
  align-items: center;
  justify-content: center;
  gap: 4px;
  cursor: pointer;

}
.hamburger span{
  display: block;
  width: 18px;
  height: 2px;
  background: #fff;
  border-radius: 1px;
}

@media (max-width: 1024px){
  .hamburger{ display:inline-flex; flex-direction:column; align-items:center; justify-content:center; gap:6px; }

  .hero{ grid-template-columns: 1fr; }
  .steps{ grid-template-columns: 2fr 2fr; }
  .cards{ grid-template-columns: 1fr 1fr; }
  .pricing{ grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px){
  .grid3{ grid-template-columns: 1fr; }
  .steps{ grid-template-columns: 1fr; }
  .cards{ grid-template-columns: 1fr; }
  .pricing{ grid-template-columns: 1fr; }
  .form-grid{ grid-template-columns: 1fr; }
  header .inner{ position: relative; }
  /* hamburger shown only in media query */

  /* Nav colapsado por defecto en móvil */
  header nav{
    display: none;
    position: absolute;
    top: 100%;
    right: 0; left: 0;
    margin-top: 8px;
    padding: 12px;
    background: rgba(11,12,16,.95);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 12px;
    flex-direction: column;
    z-index: 100;
  }

  header.open nav{ display: flex; }

  header nav a{ padding: 10px 12px; }
}
.contact .wrap{
  display: grid;
  gap: var(--space-6);
}

/* Encabezado consistente con otras secciones */
.contact-head{
  display: grid;
  gap: var(--space-2);
}

/* Formulario apilado y fluido */
.contact-form{
  display: grid;
  gap: var(--space-3);
  max-width: 720px;
  width: 100%;
}

.contact-form .field{
  display: grid;
  gap: 6px;
}

.contact-form input,
.contact-form textarea{
  width: 100%;
  max-width: 100%;
}

/* CTA alineada pero sin forzar fila en móvil */
.contact-cta{
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* Avisos */
.notice{
  font-size: 0.95rem;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid transparent;
}
.notice.success{
  background: #f0fff4;
  border-color: #c6f6d5;
}
.notice.error{
  background: #fff5f5;
  border-color: #fed7d7;
}

/* Evitar scroll lateral (por si algún contenido se desmadra) */
html, body{ overflow-x: hidden; }

/* En pantallas grandes, puedes poner dos columnas (texto + formulario) si lo deseas */
@media (min-width: 960px){
  .contact .wrap{
    grid-template-columns: 1fr minmax(0, 720px);
    align-items: start;
  }
}