.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(to right, var(--cyan), var(--orange));
  z-index: calc(var(--z-nav) + 1);
  transition: width 0.08s linear;
}

.canvas-container {
  position: fixed;
  inset: 0;
  z-index: var(--z-canvas);
}

.canvas-container canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
  opacity: 0.45;
}

.vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 50%, rgba(242, 249, 253, 0.7) 100%);
  pointer-events: none;
}

/* Nav — siempre oscuro para que el logo blanco se lea */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  padding: var(--space-sm) 0;
  background: var(--black);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: box-shadow 0.3s var(--ease);
}

.nav.scrolled {
  box-shadow: 0 2px 20px rgba(13, 27, 42, 0.18);
}

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

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

.nav__logo-img {
  height: 36px;
  width: auto;
  display: block;
}

.footer__logo-img {
  height: 32px;
  width: auto;
  display: block;
}

.nav__brand {
  font-family: var(--font-sans);
  font-size: 1rem;
  letter-spacing: 0.02em;
  color: var(--white);
}

.nav__links {
  display: flex;
  gap: var(--space-md);
  margin-left: auto;
}

.nav__link {
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.62);
  transition: color 0.2s;
}

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

.nav__cta {
  margin-left: var(--space-sm);
  flex-shrink: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.22s var(--ease);
  white-space: nowrap;
  background: none;
}

.btn--primary {
  background: var(--orange);
  color: #ffffff;
  border-color: var(--orange);
}

.btn--primary:hover {
  background: transparent;
  color: var(--orange);
  box-shadow: var(--shadow-orange);
}

.btn--outline {
  background: transparent;
  color: var(--cyan);
  border-color: var(--cyan);
}

.btn--outline:hover {
  background: var(--cyan);
  color: var(--black);
}

.btn--large {
  padding: 1rem 2.5rem;
  font-size: 0.9rem;
}

.section {
  position: relative;
  z-index: var(--z-content);
  padding: var(--space-2xl) 0;
}

.section__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-xl);
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  margin: var(--space-sm) 0;
  color: var(--text-primary);
}

.section__lead {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-top: var(--space-sm);
}

.kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--cyan);
  display: block;
}

.hero {
  position: relative;
  z-index: var(--z-content);
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  padding-bottom: var(--space-xl);
  background: linear-gradient(160deg, rgba(0, 198, 246, 0.06) 0%, transparent 60%);
}

.hero__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  max-width: 800px;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1.08;
  color: var(--text-primary);
}

.hero__lead {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 580px;
  line-height: 1.75;
}

.hero__form {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
  margin-top: var(--space-xs);
}

.hero__meta {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.hero__stats {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--divider);
  width: 100%;
  max-width: 560px;
}

.stat {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-md) var(--space-sm);
  position: relative;
}

.stat + .stat::before {
  content: '';
  position: absolute;
  left: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: var(--divider);
}

.stat__number {
  display: block;
  font-family: var(--font-sans);
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 700;
  color: var(--cyan);
  line-height: 1;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.stat__label {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 400;
  color: var(--text-muted);
  margin-top: 0.5rem;
  letter-spacing: 0.01em;
}

.scroll-hint {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.4rem;
  margin-top: var(--space-lg);
}

.scroll-hint__line {
  display: block;
  width: 1px;
  height: 44px;
  background: linear-gradient(to bottom, var(--cyan), transparent);
}

.scroll-hint__label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--text-muted);
}

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

.section--split-reverse .split {
  direction: rtl;
}

.section--split-reverse .split > * {
  direction: ltr;
}

.split__text {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.split__text p {
  color: var(--text-secondary);
  font-size: 1rem;
}

.input {
  background: var(--white);
  border: 1px solid rgba(0, 198, 246, 0.3);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  font-size: 0.95rem;
  flex: 1;
  min-width: 180px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.input::placeholder {
  color: var(--text-muted);
}

.input:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0, 198, 246, 0.12);
}

.input--textarea {
  resize: vertical;
  min-height: 90px;
  width: 100%;
  flex: none;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.32rem 0.85rem;
  border: 1px solid var(--surface-border);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  background: var(--cyan-dim);
  width: fit-content;
}

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

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

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

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  max-width: 820px;
  margin: 0 auto;
}

/* Secciones alternas para dar ritmo visual */
.section:nth-child(even) {
  background: var(--white);
}

.section--cta {
  background: linear-gradient(135deg, rgba(0, 198, 246, 0.08) 0%, rgba(255, 113, 0, 0.05) 100%);
  border-top: 1px solid var(--divider);
  border-bottom: 1px solid var(--divider);
}

/* Footer — oscuro como el nav */
.footer {
  position: relative;
  z-index: var(--z-content);
  padding: var(--space-xl) 0 var(--space-lg);
  background: var(--black);
  border-top: none;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer__tagline {
  color: rgba(255, 255, 255, 0.42);
  font-size: 0.875rem;
  margin-top: var(--space-sm);
  max-width: 220px;
  line-height: 1.6;
}

.footer__col-title {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.38);
  margin-bottom: var(--space-sm);
}

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

.footer__col a {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.52);
  transition: color 0.2s;
}

.footer__col a:hover {
  color: var(--cyan);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.28);
}

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

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

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

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

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

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

  .section--split-reverse .split {
    direction: ltr;
  }

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

  .hero__stats {
    gap: var(--space-lg);
  }
}

@media (max-width: 500px) {
  .container {
    padding: 0 var(--space-sm);
  }

  .services-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .hero__form {
    flex-direction: column;
  }

  .hero__form .input {
    min-width: auto;
    width: 100%;
  }

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

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-xs);
    text-align: center;
  }
}