/* ============================================================
   DigiBox — Landing del ecosistema de soluciones
   ============================================================ */
:root {
  --bg: #0a0f1a;
  --bg-2: #0e1626;
  --surface: #131c2e;
  --surface-2: #182339;
  --line: #1e2c44;
  --line-2: #2b3c5c;
  --blue: #3b82f6;
  --blue-soft: rgba(59, 130, 246, 0.14);
  --turq: #2dd4bf;
  --turq-soft: rgba(45, 212, 191, 0.12);
  --amber: #f59e0b;
  --red: #f87171;
  --text: #e8eef7;
  --muted: #94a3b8;
  --muted-2: #64748b;
  --font-display: 'Archivo', sans-serif;
  --font-body: 'Space Grotesk', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 18px 50px rgba(2, 6, 18, 0.55);
  --nav-h: 72px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
button { font-family: inherit; cursor: pointer; }

::selection { background: var(--blue); color: #fff; }

/* ---------- Utilidades ---------- */
.container { width: min(1180px, 92%); margin: 0 auto; }
.text-center { text-align: center; }
.max-w-800 { max-width: 800px; margin-left: auto; margin-right: auto; }
.mb-16 { margin-bottom: 64px; }

.overline {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--turq);
  margin-bottom: 18px;
}

.heading-2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}

.body-text { color: var(--muted); font-size: 18px; }
.text-blue { color: var(--blue); }

.section { padding: 110px 0; }
.section-alt { background: var(--bg-2); }

.reveal-item { opacity: 0; transform: translateY(28px); }
.reveal-item.revealed { opacity: 1; transform: none; transition: opacity .7s ease, transform .7s ease; }

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute; left: 16px; top: -60px;
  background: var(--blue); color: #fff;
  padding: 10px 18px; border-radius: 8px;
  z-index: 200; transition: top .2s ease;
}
.skip-link:focus { top: 12px; text-decoration: none; }

/* ---------- Navegación ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  background: rgba(10, 15, 26, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s ease, background .3s ease;
}
.nav.scrolled { border-bottom-color: var(--line); background: rgba(10, 15, 26, 0.94); }

.nav-container {
  width: min(1180px, 92%); margin: 0 auto;
  height: var(--nav-h);
  display: flex; align-items: center; gap: 28px;
}
.nav-logo { display: flex; align-items: center; gap: 14px; text-decoration: none; flex-shrink: 0; }
.nav-logo-mark { height: 40px; width: auto; }
.nav-slogan {
  font-family: var(--font-mono);
  font-size: 10.5px;
  line-height: 1.45;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
  border-left: 1px solid var(--line-2);
  padding-left: 14px;
  white-space: nowrap;
}

.nav-links { display: flex; gap: 4px; margin-left: auto; }
.nav-link {
  color: var(--muted); font-size: 14.5px; font-weight: 500;
  padding: 8px 12px; border-radius: 8px;
  text-decoration: none; transition: color .2s, background .2s;
}
.nav-link:hover { color: var(--text); background: var(--surface); text-decoration: none; }

.nav-cta {
  flex-shrink: 0;
  background: var(--blue); color: #fff;
  font-weight: 600; font-size: 14.5px;
  padding: 10px 20px; border-radius: 10px;
  text-decoration: none;
  transition: background .2s, transform .2s;
}
.nav-cta:hover { background: #2f6fe0; transform: translateY(-1px); text-decoration: none; }

.nav-hamburger {
  display: none;
  flex-direction: column; gap: 5px;
  background: none; border: 0; padding: 8px;
  margin-left: auto;
}
.hamburger-line { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: transform .25s, opacity .25s; }
.nav-hamburger.open .hamburger-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open .hamburger-line:nth-child(2) { opacity: 0; }
.nav-hamburger.open .hamburger-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  position: fixed; top: var(--nav-h); left: 0; right: 0;
  background: var(--bg-2);
  border-bottom: 1px solid var(--line);
  padding: 18px 5%;
  display: none;
  flex-direction: column; gap: 4px;
  z-index: 99;
}
.mobile-menu.open { display: flex; }
.mobile-nav-link {
  color: var(--text); font-weight: 500; font-size: 17px;
  padding: 12px 10px; border-radius: 8px; text-decoration: none;
}
.mobile-nav-link:hover { background: var(--surface); text-decoration: none; }
.mobile-nav-cta {
  margin-top: 10px;
  background: var(--blue); color: #fff; text-align: center;
  font-weight: 600; padding: 13px; border-radius: 10px; text-decoration: none;
}
.mobile-nav-cta:hover { text-decoration: none; background: #2f6fe0; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-weight: 600; border-radius: 12px;
  text-decoration: none !important;
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
}
.btn-lg { padding: 15px 28px; font-size: 16px; }
.btn-primary { background: var(--blue); color: #fff; border: 0; }
.btn-primary:hover { background: #2f6fe0; transform: translateY(-2px); }
.btn-ghost {
  color: var(--text);
  border: 1px solid var(--line-2);
  background: rgba(19, 28, 46, 0.5);
}
.btn-ghost:hover { border-color: var(--blue); background: var(--blue-soft); transform: translateY(-2px); }
.btn-full { width: 100%; padding: 15px; font-size: 16px; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: calc(var(--nav-h) + 110px) 0 120px;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(700px 460px at 50% 0%, rgba(59, 130, 246, 0.14), transparent 65%),
    radial-gradient(560px 400px at 88% 90%, rgba(45, 212, 191, 0.07), transparent 65%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.2;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 20%, #000 25%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 20%, #000 25%, transparent 75%);
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 1; text-align: center; max-width: 880px; }
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(34px, 5vw, 58px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin-bottom: 24px;
}
.hero-subheadline { color: var(--muted); font-size: 18.5px; max-width: 680px; margin: 0 auto 34px; }
.hero-ctas { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 26px; }
.hero-trust { color: var(--muted-2); font-size: 14px; }

.hero-anim { opacity: 0; transform: translateY(24px); }
.hero-anim.revealed { opacity: 1; transform: none; transition: opacity .8s ease, transform .8s ease; }

/* ---------- Tarjetas de productos ---------- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.product-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
  display: flex; flex-direction: column;
  transition: border-color .25s ease, transform .25s ease, box-shadow .25s ease;
}
.product-card:hover {
  border-color: var(--blue);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.product-icon {
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  background: var(--blue-soft);
  border: 1px solid var(--line-2);
  border-radius: 13px;
  margin-bottom: 20px;
}
.product-name {
  font-family: var(--font-display);
  font-size: 21px; font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}
.product-name em { font-style: normal; color: var(--turq); }
.product-tag {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 14px;
}
.product-desc { color: var(--muted); font-size: 15px; margin-bottom: 22px; flex: 1; }
.product-link {
  font-weight: 600; font-size: 15px;
  color: var(--blue);
  text-decoration: none;
  display: inline-flex; align-items: center; gap: 6px;
  transition: gap .2s ease;
}
.product-link:hover { gap: 10px; text-decoration: none; }
.product-cta {
  background: linear-gradient(160deg, rgba(59,130,246,.14), var(--surface) 55%);
  border-color: var(--line-2);
  justify-content: center;
}
.product-cta .product-name { margin-bottom: 12px; }
.product-cta .btn { align-self: flex-start; padding: 12px 24px; font-size: 15px; }

/* ---------- Ecosistema ---------- */
.eco-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.eco-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--turq);
  border-radius: var(--radius);
  padding: 28px 26px;
}
.eco-item h3 { font-family: var(--font-display); font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.eco-item p { color: var(--muted); font-size: 15px; }

/* ---------- Por qué DigiBox ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.why-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 28px;
  transition: border-color .25s ease;
}
.why-item:hover { border-color: var(--line-2); }
.why-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--blue);
  display: block;
  margin-bottom: 12px;
}
.why-item h3 { font-family: var(--font-display); font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.why-item p { color: var(--muted); font-size: 15px; }

/* ---------- CTA / Contacto ---------- */
.section-cta {
  background:
    radial-gradient(700px 420px at 20% 20%, rgba(59, 130, 246, 0.12), transparent 65%),
    radial-gradient(600px 380px at 85% 85%, rgba(45, 212, 191, 0.07), transparent 65%),
    var(--bg-2);
  border-top: 1px solid var(--line);
}
.cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
.cta-direct { margin-top: 30px; }
.cta-direct p { color: var(--muted); font-size: 15px; margin-bottom: 12px; }
.cta-wa {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(45, 212, 191, .1);
  border: 1px solid rgba(45, 212, 191, .45);
  color: var(--turq);
  font-weight: 600; font-size: 15.5px;
  padding: 12px 20px; border-radius: 10px;
  text-decoration: none;
  transition: all .2s ease;
  margin-bottom: 12px;
}
.cta-wa:hover { background: rgba(45, 212, 191, .2); text-decoration: none; }
.cta-mail { display: block; color: var(--muted); font-size: 15px; margin-bottom: 6px; }
.cta-mail:hover { color: var(--text); }

.cta-form {
  background: var(--surface);
  border: 1px solid var(--line-2);
  border-radius: 18px;
  padding: 34px 32px;
  box-shadow: var(--shadow);
}
.cta-form-title { font-family: var(--font-display); font-size: 22px; font-weight: 800; margin-bottom: 24px; }
.form-row { margin-bottom: 16px; }
.form-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-row label { display: block; font-size: 13.5px; font-weight: 600; color: var(--muted); margin-bottom: 7px; }
.form-row input[type="text"],
.form-row input[type="tel"],
.form-row input[type="email"],
.form-row select,
.form-row textarea {
  width: 100%;
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-body); font-size: 15px;
  padding: 12px 14px;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, .2);
}
.form-row input.invalid { border-color: var(--red); }
.form-row textarea { resize: vertical; min-height: 76px; }
.form-row select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%2394a3b8' stroke-width='2'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; }
.form-consent { margin: 20px 0 6px; }
.consent-label { display: flex; align-items: flex-start; gap: 10px; cursor: pointer; }
.consent-label input { margin-top: 4px; accent-color: var(--blue); width: 16px; height: 16px; flex-shrink: 0; }
.consent-label span { font-size: 13.5px; color: var(--muted); font-weight: 400; }
.form-error { color: var(--red); font-size: 13.5px; margin: 8px 0 14px; }
.form-note { text-align: center; font-size: 12.5px; color: var(--muted-2); margin-top: 12px; }

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--line);
  padding: 64px 0 0;
  background: var(--bg);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-logo { height: 44px; width: auto; margin-bottom: 16px; }
.footer-desc { color: var(--muted); font-size: 14px; max-width: 320px; }
.footer-nav h4, .footer-contact h4 {
  font-family: var(--font-mono); font-size: 11.5px;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 16px;
}
.footer-nav a, .footer-contact a {
  display: block;
  color: var(--muted); font-size: 14.5px;
  margin-bottom: 10px;
  text-decoration: none;
  transition: color .2s;
}
.footer-nav a:hover, .footer-contact a:hover { color: var(--text); }
.footer-social { display: flex; gap: 10px; margin-top: 16px; }
.footer-social a {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--line-2); border-radius: 9px;
  color: var(--muted);
  margin-bottom: 0;
  transition: all .2s ease;
}
.footer-social a:hover { color: var(--text); border-color: var(--blue); background: var(--blue-soft); }
.footer-bottom {
  border-top: 1px solid var(--line);
  padding: 22px 0;
  color: var(--muted-2); font-size: 13.5px;
}

/* ---------- CTA fija móvil ---------- */
.sticky-cta {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 90;
  display: none;
  gap: 10px;
  padding: 10px 14px calc(10px + env(safe-area-inset-bottom));
  background: rgba(10, 15, 26, 0.92);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--line);
}
.sticky-cta-btn {
  flex: 1;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 600; font-size: 14.5px;
  padding: 13px 10px; border-radius: 10px;
  text-decoration: none !important;
}
.sticky-demo { background: var(--blue); color: #fff; }
.sticky-wa { border: 1px solid rgba(45, 212, 191, .5); color: var(--turq); }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .eco-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .section { padding: 72px 0; }
  .mb-16 { margin-bottom: 42px; }
  .nav-cta { display: none; }
  .nav-slogan { display: none; }
  .hero { padding: calc(var(--nav-h) + 64px) 0 80px; }
  .hero-ctas .btn { flex: 1; }
  .products-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .cta-grid { grid-template-columns: 1fr; gap: 40px; }
  .form-cols { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .sticky-cta { display: flex; }
  body { padding-bottom: 66px; }
}

/* ---------- Movimiento reducido ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal-item, .hero-anim { opacity: 1 !important; transform: none !important; }
}