/* ============================================================
   LAYOUT.CSS — Nav, secciones, container, grid, footer
   Noctis Systems
   ============================================================ */

/* ── Canvas 3D fondo ── */
#canvas-container {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

#canvas-container canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
}

/* Vignette global */
.vignette {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(
    ellipse 80% 80% at 50% 50%,
    transparent 40%,
    rgba(8,7,13,0.55) 75%,
    rgba(8,7,13,0.85) 100%
  );
}

/* ── Barra de progreso ── */
#scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--violet), var(--violet-light), var(--silver));
  z-index: 1000;
  transition: width 0.1s linear;
  box-shadow: 0 0 8px var(--glow);
}

/* ── Contenido principal ── */
#content {
  position: relative;
  z-index: 10;
}

/* ── Container ── */
.container {
  width: 100%;
  max-width: 1160px;
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

.container--narrow {
  max-width: 780px;
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

/* ── Nav ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  padding: var(--space-md) 0;
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  background: rgba(8,7,13,0.72);
  border-bottom: 1px solid var(--border);
  transition: background var(--duration) var(--ease-out),
              padding var(--duration) var(--ease-out);
}

.nav.scrolled {
  padding: 0.75rem 0;
  background: rgba(8,7,13,0.88);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  max-width: 1160px;
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  flex-shrink: 0;
}

.nav__logo-img {
  height: 38px;
  width: auto;
  max-width: 230px;
  object-fit: contain;
  filter: drop-shadow(0 0 14px var(--glow));
}

.nav__logo-mark {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--violet), var(--violet-light));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
  box-shadow: 0 0 16px var(--glow);
  position: relative;
  clip-path: polygon(20% 0%, 80% 0%, 100% 20%, 100% 80%, 80% 100%, 20% 100%, 0% 80%, 0% 20%);
}

.nav__logo-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-lg);
  color: var(--text);
  letter-spacing: -0.02em;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__link {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-secondary);
  transition: color var(--duration) var(--ease-out);
  position: relative;
  padding-bottom: 2px;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--violet-light);
  transition: width var(--duration) var(--ease-out);
}

.nav__link:hover {
  color: var(--text);
}

.nav__link:hover::after { width: 100%; }

.nav__cta {
  padding: 0.55rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--violet-light);
  background: rgba(124,58,237,0.08);
  transition: all var(--duration) var(--ease-out);
  white-space: nowrap;
}

.nav__cta:hover {
  background: rgba(124,58,237,0.18);
  border-color: var(--violet-light);
  box-shadow: 0 0 16px var(--glow);
  color: var(--text);
}

/* ── Sección base ── */
.section {
  position: relative;
  padding: var(--space-2xl) 0;
}

.section--tight { padding: var(--space-xl) 0; }

.section__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--violet-light);
  display: block;
  margin-bottom: var(--space-md);
}

.section__title {
  margin-bottom: var(--space-md);
}

.section__lead {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 640px;
  line-height: 1.7;
}

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--space-2xl) + 80px) 0 var(--space-2xl);
  position: relative;
}

.hero__inner {
  display: grid;
  gap: var(--space-xl);
  max-width: 820px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.4rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(124,58,237,0.08);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--violet-light);
  width: fit-content;
}

.hero__badge::before {
  content: '◆';
  font-size: 0.55rem;
  color: var(--violet);
}

.hero__title {
  font-size: var(--text-hero);
}

.hero__lead {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 580px;
  line-height: 1.75;
}

.hero__form {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.hero__meta {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-secondary);
  letter-spacing: 0.1em;
  opacity: 0.7;
}

.hero__meta span { margin-inline: 0.4em; opacity: 0.4; }

/* Stats row */
.hero__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border);
}

.hero__stat {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.hero__stat-symbol {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--violet);
  letter-spacing: 0.1em;
}

.hero__stat-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-secondary);
}

.scroll-hint {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-secondary);
  opacity: 0.5;
}

.scroll-hint__line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--violet-light), transparent);
  margin-left: 3px;
}

/* ── Grid de features ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

/* ── Split layout ── */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.split--reverse .split__visual { order: -1; }

/* ── Funciones ── */
.funciones-list {
  display: grid;
  gap: var(--space-md);
}

/* ── CTA intermedio ── */
.cta-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  padding: var(--space-xl);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--panel);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 60% at 30% 50%, rgba(124,58,237,0.12), transparent);
  pointer-events: none;
}

/* ── Testimonios ── */
.testimonios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

/* ── Pricing ── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  max-width: 840px;
  margin-inline: auto;
}

/* ── FAQ ── */
.faq-list {
  display: grid;
  gap: var(--space-sm);
  max-width: 720px;
  margin-inline: auto;
}

/* ── CTA Final ── */
.cta-final {
  text-align: center;
  padding: var(--space-2xl) 0;
}

.cta-final__title {
  margin-bottom: var(--space-lg);
}

.cta-final__form {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  max-width: 520px;
  margin-inline: auto;
}

/* ── Footer ── */
.footer {
  position: relative;
  z-index: 10;
  border-top: 1px solid var(--border);
  background: rgba(8,7,13,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: var(--space-xl) 0 var(--space-lg);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer__brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-xl);
  color: var(--text);
  margin-bottom: var(--space-sm);
}

.footer__brand-tagline {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 240px;
}

.footer__col-title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--violet-light);
  margin-bottom: var(--space-md);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer__link {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  transition: color var(--duration) var(--ease-out);
}

.footer__link:hover { color: var(--text); }

.footer__bottom {
  padding-top: var(--space-md);
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
}

.footer__copy {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-secondary);
  letter-spacing: 0.1em;
  opacity: 0.6;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .nav__links { display: none; }

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

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

  .split {
    grid-template-columns: 1fr;
  }

  .split--reverse .split__visual { order: 0; }

  .cta-card {
    grid-template-columns: 1fr;
  }

  .testimonios-grid {
    grid-template-columns: 1fr;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
  }
}

@media (max-width: 500px) {
  .nav__logo-img { height: 31px; max-width: 180px; }
  .container,
  .container--narrow {
    padding-inline: var(--space-md);
  }

  .hero__form { flex-direction: column; }

  .hero__stats { grid-template-columns: 1fr 1fr; }

  .features-grid { grid-template-columns: 1fr; }

  .footer__grid { grid-template-columns: 1fr; }

  .footer__bottom { flex-direction: column; text-align: center; }

  .cta-final__form { flex-direction: column; }
}