/* ==========================================================================
   Nuevo Norte Publicidad — Landing La Nación
   Estilos premium · HTML/CSS vanilla · Sin dependencias
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Variables y reset
   -------------------------------------------------------------------------- */
:root {
  --color-navy: #0d3b66;
  --color-navy-dark: #082743;
  --color-navy-light: #eef4fa;
  --color-ink: #0f172a;
  --color-ink-secondary: #475569;
  --color-ink-muted: #94a3b8;
  --color-line: #e2e8f0;
  --color-canvas: #fafbfc;
  --color-white: #ffffff;
  --color-whatsapp: #25d366;
  --color-whatsapp-dark: #1da851;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --radius-2xl: 1.5rem;

  --shadow-soft: 0 1px 2px rgba(15, 23, 42, 0.04), 0 4px 16px rgba(15, 23, 42, 0.04);
  --shadow-card: 0 0 0 1px rgba(15, 23, 42, 0.06), 0 12px 32px rgba(15, 23, 42, 0.06);
  --shadow-glow: 0 8px 40px rgba(13, 59, 102, 0.12);
  --shadow-whatsapp: 0 4px 24px rgba(37, 211, 102, 0.35);

  --header-h: 4rem;
  --max-w: 72rem;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-ink);
  background: var(--color-canvas);
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

button,
input,
textarea {
  font: inherit;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--color-navy);
  outline-offset: 2px;
}

::selection {
  background: var(--color-navy-light);
  color: var(--color-navy);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   2. Utilidades
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

.section {
  padding-block: 5rem;
}

.section--muted {
  background: var(--color-white);
  border-block: 1px solid var(--color-line);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(13, 59, 102, 0.7);
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--color-ink);
  text-wrap: balance;
}

.section-subtitle {
  margin-top: 1rem;
  font-size: 1.0625rem;
  color: var(--color-ink-secondary);
  line-height: 1.65;
  text-wrap: balance;
}

.section-header {
  max-width: 40rem;
  margin-bottom: 3.5rem;
}

.section-header--center {
  margin-inline: auto;
  text-align: center;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-navy) 0%, #4a87b6 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* --------------------------------------------------------------------------
   3. Botones
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.375rem;
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: var(--radius-lg);
  border: none;
  cursor: pointer;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease);
}

.btn:active {
  transform: scale(0.98);
}

.btn--primary {
  background: var(--color-navy);
  color: var(--color-white);
  box-shadow: var(--shadow-soft);
}

.btn--primary:hover {
  background: var(--color-navy-dark);
  box-shadow: var(--shadow-glow);
}

.btn--secondary {
  background: var(--color-white);
  color: var(--color-navy);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-soft);
}

.btn--secondary:hover {
  border-color: rgba(13, 59, 102, 0.2);
  background: var(--color-navy-light);
}

.btn--whatsapp {
  background: var(--color-whatsapp);
  color: var(--color-white);
  box-shadow: var(--shadow-soft);
}

.btn--whatsapp:hover {
  background: var(--color-whatsapp-dark);
  box-shadow: var(--shadow-whatsapp);
}

.btn--lg {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
}

.btn--sm {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
  height: 2.25rem;
}

.btn--block {
  width: 100%;
}

.btn svg {
  width: 1.125rem;
  height: 1.125rem;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   4. Barra superior y header
   -------------------------------------------------------------------------- */
.topbar {
  background: var(--color-navy);
  color: var(--color-white);
  text-align: center;
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
}

.topbar a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.header.is-scrolled {
  border-bottom-color: var(--color-line);
  box-shadow: var(--shadow-soft);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
  z-index: 101;
}

.logo__mark {
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-sm);
  background: var(--color-navy);
  color: var(--color-white);
  font-size: 0.6875rem;
  font-weight: 700;
  display: grid;
  place-items: center;
  transition: transform 0.2s var(--ease);
}

.logo:hover .logo__mark {
  transform: scale(1.04);
}

.logo__text {
  display: none;
}

.logo__name {
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.2;
}

.logo__tag {
  font-size: 0.625rem;
  color: var(--color-ink-muted);
  line-height: 1.3;
  max-width: 14rem;
}

/* Navegación desktop — pill container */
.nav {
  display: none;
  flex: 1;
  justify-content: center;
  padding-inline: 0.5rem;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 0.125rem;
  padding: 0.25rem;
  background: var(--color-canvas);
  border: 1px solid var(--color-line);
  border-radius: 999px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.nav__link {
  position: relative;
  display: block;
  padding: 0.4375rem 0.875rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-ink-secondary);
  border-radius: 999px;
  white-space: nowrap;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.nav__link:hover {
  color: var(--color-ink);
  background: rgba(255, 255, 255, 0.85);
}

.nav__link.is-active {
  color: var(--color-navy);
  background: var(--color-white);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.08);
}

.nav__label--short {
  display: none;
}

.header__actions {
  display: none;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

/* Botón hamburguesa animado */
.menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--color-line);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  cursor: pointer;
  color: var(--color-ink);
  z-index: 101;
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.menu-toggle:hover {
  background: var(--color-canvas);
  border-color: rgba(13, 59, 102, 0.15);
}

.menu-toggle__icon {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 18px;
  height: 14px;
}

.menu-toggle__line {
  display: block;
  width: 100%;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform 0.25s var(--ease), opacity 0.2s var(--ease);
  transform-origin: center;
}

.menu-toggle.is-open .menu-toggle__line:first-child {
  transform: translateY(4px) rotate(45deg);
}

.menu-toggle.is-open .menu-toggle__line:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

/* Drawer móvil */
.mobile-nav {
  visibility: hidden;
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 200;
}

.mobile-nav.is-open {
  visibility: visible;
  pointer-events: auto;
}

.mobile-nav__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.3s var(--ease);
}

.mobile-nav.is-open .mobile-nav__backdrop {
  opacity: 1;
}

.mobile-nav__drawer {
  position: absolute;
  top: 0;
  right: 0;
  width: min(100%, 22rem);
  height: 100%;
  background: var(--color-white);
  border-left: 1px solid var(--color-line);
  box-shadow: -8px 0 40px rgba(15, 23, 42, 0.12);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.35s var(--ease);
}

.mobile-nav.is-open .mobile-nav__drawer {
  transform: translateX(0);
}

.mobile-nav__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 1.25rem 1.25rem 1rem;
  border-bottom: 1px solid var(--color-line);
}

.mobile-nav__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-ink);
}

.mobile-nav__subtitle {
  font-size: 0.75rem;
  color: var(--color-ink-muted);
  margin-top: 0.125rem;
}

.mobile-nav__close {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-white);
  color: var(--color-ink-secondary);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.mobile-nav__close:hover {
  background: var(--color-canvas);
  color: var(--color-ink);
}

.mobile-nav__links {
  flex: 1;
  overflow-y: auto;
  padding: 0.75rem;
}

.mobile-nav__link {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 0.875rem 1rem;
  margin-bottom: 0.25rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-ink-secondary);
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.2s;
}

.mobile-nav__link:hover {
  background: var(--color-canvas);
  color: var(--color-ink);
}

.mobile-nav__link.is-active {
  background: var(--color-navy-light);
  color: var(--color-navy);
  border-color: rgba(13, 59, 102, 0.12);
}

.mobile-nav__link-num {
  font-size: 0.6875rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--color-ink-muted);
  min-width: 1.25rem;
}

.mobile-nav__link.is-active .mobile-nav__link-num {
  color: var(--color-navy);
}

.mobile-nav__footer {
  padding: 1.25rem;
  border-top: 1px solid var(--color-line);
  background: var(--color-canvas);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mobile-nav__phone {
  text-align: center;
  font-size: 0.875rem;
  font-weight: 600;
}

.mobile-nav__phone a {
  color: var(--color-navy);
}

.mobile-nav__phone a:hover {
  text-decoration: underline;
}

/* Animación escalonada links móvil */
.mobile-nav.is-open .mobile-nav__link {
  animation: navLinkIn 0.4s var(--ease) backwards;
}

.mobile-nav.is-open .mobile-nav__link:nth-child(1) { animation-delay: 0.05s; }
.mobile-nav.is-open .mobile-nav__link:nth-child(2) { animation-delay: 0.08s; }
.mobile-nav.is-open .mobile-nav__link:nth-child(3) { animation-delay: 0.11s; }
.mobile-nav.is-open .mobile-nav__link:nth-child(4) { animation-delay: 0.14s; }
.mobile-nav.is-open .mobile-nav__link:nth-child(5) { animation-delay: 0.17s; }

@keyframes navLinkIn {
  from {
    opacity: 0;
    transform: translateX(12px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

body.menu-open {
  overflow: hidden;
}

@media (min-width: 768px) {
  .logo__text {
    display: block;
  }

  .header__actions {
    display: flex;
  }
}

@media (min-width: 1024px) {
  .nav {
    display: flex;
  }

  .menu-toggle {
    display: none;
  }
}

@media (min-width: 1024px) and (max-width: 1180px) {
  .nav__label--long {
    display: none;
  }

  .nav__label--short {
    display: inline;
  }

  .nav__link {
    padding-inline: 0.625rem;
    font-size: 0.75rem;
  }
}

/* --------------------------------------------------------------------------
   5. Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  padding-block: 4rem 5rem;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(13, 59, 102, 0.06), transparent),
    linear-gradient(to right, rgba(15, 23, 42, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15, 23, 42, 0.03) 1px, transparent 1px);
  background-size: auto, 64px 64px, 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, black 20%, transparent 70%);
}

.hero__grid {
  position: relative;
  display: grid;
  gap: 3rem;
  align-items: start;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.875rem;
  background: #e8fbef;
  color: var(--color-whatsapp-dark);
  border: 1px solid rgba(37, 211, 102, 0.2);
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 500;
  margin-bottom: 1.75rem;
}

.hero__badge-dot {
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 50%;
  background: var(--color-whatsapp);
  animation: pulse 2s ease-in-out infinite;
}

.hero__title {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.08;
  text-wrap: balance;
}

.hero__subtitle {
  margin-top: 1.25rem;
  font-size: clamp(1rem, 2vw, 1.1875rem);
  color: var(--color-ink-secondary);
  line-height: 1.65;
  max-width: 34rem;
}

.hero__actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 2rem;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem 1rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-line);
}

.hero__stat dt {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

.hero__stat dd {
  margin-top: 0.25rem;
  font-size: 0.8125rem;
  font-weight: 600;
  word-break: break-word;
}

.hero__card {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-glow);
  padding: 0.25rem;
}

.hero__card-inner {
  background: rgba(250, 251, 252, 0.8);
  border-radius: calc(var(--radius-2xl) - 4px);
  padding: 1.75rem;
}

.hero__card-title {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  margin-bottom: 1.25rem;
}

.hero__benefits li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding-block: 0.625rem;
}

.hero__benefits li + li {
  border-top: 1px solid var(--color-line);
}

.check-icon {
  width: 1.25rem;
  height: 1.25rem;
  border-radius: var(--radius-sm);
  background: var(--color-navy);
  color: var(--color-white);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  margin-top: 0.125rem;
}

.check-icon svg {
  width: 0.75rem;
  height: 0.75rem;
}

@media (min-width: 640px) {
  .hero__actions {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .hero__stat dd {
    font-size: 0.875rem;
  }
}

@media (min-width: 1024px) {
  .hero {
    padding-block: 5rem 6rem;
  }

  .hero__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
  }
}

/* --------------------------------------------------------------------------
   6. Trust bar
   -------------------------------------------------------------------------- */
.trust {
  background: var(--color-white);
  border-block: 1px solid var(--color-line);
  padding-block: 2rem;
}

.trust__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.trust__item {
  text-align: center;
}

.trust__icon {
  width: 2.5rem;
  height: 2.5rem;
  margin-inline: auto;
  margin-bottom: 0.75rem;
  border-radius: var(--radius-lg);
  background: var(--color-canvas);
  color: var(--color-navy);
  display: grid;
  place-items: center;
}

.trust__icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.trust__title {
  font-size: 0.875rem;
  font-weight: 600;
}

.trust__desc {
  margin-top: 0.25rem;
  font-size: 0.75rem;
  color: var(--color-ink-secondary);
  line-height: 1.5;
}

@media (min-width: 768px) {
  .trust__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .trust__item {
    text-align: left;
    padding-inline: 1.5rem;
    border-left: 1px solid var(--color-line);
  }

  .trust__item:first-child {
    border-left: none;
    padding-left: 0;
  }

  .trust__icon {
    margin-inline: 0;
  }
}

/* --------------------------------------------------------------------------
   7. Cards genéricas
   -------------------------------------------------------------------------- */
.card {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2xl);
  padding: 1.75rem;
  box-shadow: var(--shadow-soft);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), border-color 0.25s;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
  border-color: rgba(13, 59, 102, 0.12);
}

.card__icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-lg);
  background: rgba(13, 59, 102, 0.06);
  color: var(--color-navy);
  display: grid;
  place-items: center;
  margin-bottom: 1.25rem;
}

.card__icon svg {
  width: 1.375rem;
  height: 1.375rem;
}

.card__title {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.card__text {
  font-size: 0.875rem;
  color: var(--color-ink-secondary);
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   8. Pasos (cómo funciona)
   -------------------------------------------------------------------------- */
.steps {
  display: grid;
  gap: 1.25rem;
}

.step__header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.step__num {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-lg);
  background: var(--color-navy);
  color: var(--color-white);
  font-size: 0.875rem;
  font-weight: 600;
  display: grid;
  place-items: center;
}

@media (min-width: 768px) {
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .steps {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* --------------------------------------------------------------------------
   9. Servicios
   -------------------------------------------------------------------------- */
.services__grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 640px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* --------------------------------------------------------------------------
   10. Tarifas
   -------------------------------------------------------------------------- */
.pricing {
  display: grid;
  gap: 1.25rem;
  max-width: 52rem;
  margin-inline: auto;
}

.pricing__card {
  border-radius: var(--radius-2xl);
  padding: 2rem;
  border: 1px solid var(--color-line);
  background: var(--color-white);
  box-shadow: var(--shadow-soft);
}

.pricing__card--featured {
  background: var(--color-navy);
  color: var(--color-white);
  border-color: var(--color-navy);
  box-shadow: var(--shadow-glow);
  position: relative;
}

.pricing__badge {
  position: absolute;
  top: -0.75rem;
  left: 2rem;
  padding: 0.25rem 0.75rem;
  background: var(--color-whatsapp);
  color: var(--color-white);
  font-size: 0.6875rem;
  font-weight: 600;
  border-radius: 999px;
}

.pricing__title {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.pricing__row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1rem;
  border-bottom: 1px solid var(--color-line);
  font-size: 0.875rem;
}

.pricing__card--featured .pricing__row {
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

.pricing__row:last-of-type {
  border-bottom: none;
}

.pricing__label {
  color: var(--color-ink-secondary);
}

.pricing__card--featured .pricing__label {
  color: rgba(255, 255, 255, 0.7);
}

.pricing__value {
  font-weight: 600;
  text-align: right;
  white-space: nowrap;
}

.pricing__note {
  margin-top: 1.5rem;
  font-size: 0.75rem;
  color: var(--color-ink-muted);
}

.pricing__card--featured .pricing__note {
  color: rgba(255, 255, 255, 0.55);
}

.pricing__disclaimer {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.75rem;
  color: var(--color-ink-muted);
}

@media (min-width: 768px) {
  .pricing {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* --------------------------------------------------------------------------
   11. Formulario
   -------------------------------------------------------------------------- */
.form-layout {
  display: grid;
  gap: 2rem;
}

.form {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2xl);
  padding: 1.75rem;
  box-shadow: var(--shadow-soft);
}

.form__grid {
  display: grid;
  gap: 1.25rem;
}

.form__group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.form__group input,
.form__group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  background: var(--color-canvas);
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}

.form__group input:focus,
.form__group textarea:focus {
  outline: none;
  border-color: rgba(13, 59, 102, 0.3);
  box-shadow: 0 0 0 3px rgba(13, 59, 102, 0.1);
  background: var(--color-white);
}

.form__group textarea {
  min-height: 8rem;
  resize: vertical;
}

.form__hint {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--color-ink-muted);
  text-align: center;
}

.form__error {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  color: #b91c1c;
  text-align: center;
}

.form__hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form .btn[disabled] {
  opacity: 0.7;
  cursor: wait;
}

.form-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-sidebar__box {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2xl);
  padding: 1.5rem;
}

.form-sidebar__label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  margin-bottom: 1rem;
}

.form-sidebar__link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
}

.form-sidebar__link:hover {
  color: var(--color-navy);
}

.form-sidebar__icon {
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-sm);
  background: var(--color-canvas);
  display: grid;
  place-items: center;
  color: var(--color-navy);
}

.form-sidebar__dark {
  background: var(--color-navy);
  color: var(--color-white);
  border-color: var(--color-navy);
}

.form-success {
  text-align: center;
  padding: 4rem 1rem;
}

.form-success__icon {
  width: 3.5rem;
  height: 3.5rem;
  margin-inline: auto;
  border-radius: var(--radius-2xl);
  background: #e8fbef;
  color: var(--color-whatsapp-dark);
  display: grid;
  place-items: center;
  margin-bottom: 1.5rem;
}

@media (min-width: 640px) {
  .form__grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .form-layout {
    grid-template-columns: 1fr 18rem;
    align-items: start;
  }

  .form-sidebar {
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
  }
}

/* --------------------------------------------------------------------------
   12. About + stats
   -------------------------------------------------------------------------- */
.about {
  display: grid;
  gap: 3rem;
  align-items: center;
}

.stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.stat {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-soft);
  transition: transform 0.25s, box-shadow 0.25s;
}

.stat:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.stat--large {
  grid-column: span 2;
  min-height: 9rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.stat__value {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1;
}

.stat__label {
  margin-top: 0.5rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

.about__text p {
  font-size: 0.9375rem;
  color: var(--color-ink-secondary);
  line-height: 1.75;
}

.about__text p + p {
  margin-top: 1rem;
}

@media (min-width: 1024px) {
  .about {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }
}

/* --------------------------------------------------------------------------
   14. CTA final
   -------------------------------------------------------------------------- */
.cta-final {
  padding-block: 5rem;
}

.cta-final__box {
  position: relative;
  overflow: hidden;
  border-radius: 1.75rem;
  background: var(--color-navy);
  color: var(--color-white);
  padding: 3rem 1.75rem;
  text-align: center;
}

.cta-final__bg {
  position: absolute;
  inset: 0;
  opacity: 0.25;
  background:
    linear-gradient(to right, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

.cta-final__glow {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 28rem;
  height: 12rem;
  background: rgba(37, 211, 102, 0.15);
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
}

.cta-final__content {
  position: relative;
}

.cta-final__label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 1rem;
}

.cta-final__title {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.cta-final__text {
  margin-top: 1rem;
  color: rgba(255, 255, 255, 0.7);
  max-width: 32rem;
  margin-inline: auto;
  line-height: 1.65;
}

.cta-final__actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 2rem;
  align-items: center;
}

.cta-final__note {
  margin-top: 1.5rem;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.4);
}

.cta-final .btn--secondary {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.2);
}

.cta-final .btn--secondary:hover {
  background: rgba(255, 255, 255, 0.18);
}

@media (min-width: 640px) {
  .cta-final__box {
    padding: 4rem 3rem;
  }

  .cta-final__actions {
    flex-direction: row;
    justify-content: center;
  }
}

/* --------------------------------------------------------------------------
   15. CTA inline entre secciones
   -------------------------------------------------------------------------- */
.section-cta {
  margin-top: 3.5rem;
  padding: 1.5rem 1.75rem;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2xl);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  align-items: flex-start;
}

.section-cta p {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-ink-secondary);
}

.section-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

@media (min-width: 640px) {
  .section-cta {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

/* --------------------------------------------------------------------------
   16. Footer
   -------------------------------------------------------------------------- */
.footer {
  background: var(--color-white);
  border-top: 1px solid var(--color-line);
  padding-block: 4rem 1.5rem;
}

.footer__grid {
  display: grid;
  gap: 2.5rem;
}

.footer__brand p {
  margin-top: 1rem;
  font-size: 0.875rem;
  color: var(--color-ink-secondary);
  line-height: 1.65;
  max-width: 22rem;
}

.footer__brand .logo__text {
  display: block;
}

.footer__brand .logo__name {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.footer__heading {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  margin-bottom: 1rem;
}

.footer__links li + li {
  margin-top: 0.625rem;
}

.footer__links a {
  font-size: 0.875rem;
  color: var(--color-ink-secondary);
  transition: color 0.2s;
}

.footer__links a:hover {
  color: var(--color-navy);
}

.footer__bottom {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-line);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--color-ink-muted);
}

@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1.5fr;
  }

  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* --------------------------------------------------------------------------
   18. WhatsApp flotante
   -------------------------------------------------------------------------- */
.floating-wa {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.5rem;
}

.floating-wa__hint {
  display: none;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-ink-secondary);
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid var(--color-line);
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.floating-wa__btn {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  background: var(--color-whatsapp);
  color: var(--color-white);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-whatsapp);
  transition: transform 0.2s var(--ease), background 0.2s;
}

.floating-wa__btn:hover {
  transform: scale(1.05);
  background: var(--color-whatsapp-dark);
}

.floating-wa__btn svg {
  width: 1.5rem;
  height: 1.5rem;
}

@media (min-width: 640px) {
  .floating-wa__hint {
    display: block;
  }
}

/* --------------------------------------------------------------------------
   19. Animaciones
   -------------------------------------------------------------------------- */
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.4;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* --------------------------------------------------------------------------
   20. Utilidad hidden para JS
   -------------------------------------------------------------------------- */
.is-hidden {
  display: none !important;
}