/* Pak Express — identidad corporativa 2026 */

:root {
  --azul-institucional: #003b70;
  --azul-profundo: #06233f;
  --azul-activo: #0874c9;
  --azul-hielo: #eaf3f9;
  --verde-mx: #006847;
  --verde-claro: #e3f1ec;
  --grafito: #18252f;
  --blanco: #ffffff;
  --whatsapp: #25d366;

  --fab-size: 56px;
  --fab-gap: 12px;
  --fab-edge: 20px;

  --font-heading: "Manrope", "Segoe UI", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;

  --max-width: 1200px;
  --radius: 4px;
  --transition: 180ms ease;

  color-scheme: light;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--grafito);
  background: var(--blanco);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--azul-profundo);
  line-height: 1.15;
  margin: 0 0 0.5em;
}

p {
  margin: 0 0 1em;
}

a {
  color: var(--azul-activo);
  text-decoration: none;
}

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

ul, ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

button {
  font: inherit;
  cursor: pointer;
}

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

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--azul-institucional);
  color: var(--blanco);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius);
  z-index: 200;
  transition: top var(--transition);
}

.skip-link:focus {
  top: 1rem;
}

:focus-visible {
  outline: 2px solid var(--azul-activo);
  outline-offset: 2px;
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 4rem 1.25rem;
}

.eyebrow {
  display: block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--azul-activo);
  margin-bottom: 0.75rem;
}

.eyebrow--light {
  color: var(--azul-hielo);
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  border: 1.5px solid transparent;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

.btn-primary {
  background: var(--azul-institucional);
  color: var(--blanco);
}

.btn-primary:hover {
  background: var(--azul-activo);
}

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

.btn-outline:hover {
  background: var(--azul-hielo);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--blanco);
  color: var(--blanco);
}

.btn-ghost:hover {
  background: var(--blanco);
  color: var(--azul-profundo);
}

/* Header */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--blanco);
  border-bottom: 1px solid transparent;
  transition: box-shadow var(--transition), border-color var(--transition);
}

.site-header.is-scrolled {
  border-bottom-color: var(--azul-hielo);
  box-shadow: 0 2px 10px rgba(6, 35, 63, 0.12);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: padding var(--transition);
}

.site-header.is-scrolled .header-inner {
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--azul-profundo);
}

.site-header .logo-img {
  display: block;
  width: auto;
  height: 34px;
  max-width: none;
  object-fit: contain;
  transition: height var(--transition);
}

.site-header.is-scrolled .logo-img {
  height: 30px;
}

.site-footer .logo-img {
  display: block;
  width: 110px;
  height: auto;
  max-width: none;
  object-fit: contain;
}

.logo-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
}

.logo-accent {
  color: var(--azul-activo);
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  padding: 0;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--azul-profundo);
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-menu {
  position: fixed;
  top: 61px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--blanco);
  padding: 1.5rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  transform: translateX(100%);
  transition: transform var(--transition);
  overflow-y: auto;
}

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

.nav-links {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  font-family: var(--font-heading);
  font-weight: 600;
}

.nav-links a {
  color: var(--grafito);
  font-size: 1.1rem;
}

.nav-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.nav-actions .btn {
  width: 100%;
}

/* Selector de idioma */

.lang-switch {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
}

.lang-switch-link {
  color: var(--grafito);
  padding: 0.35rem 0.4rem;
  border-radius: var(--radius);
  min-height: 44px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.lang-switch-link[aria-current="true"] {
  color: var(--azul-institucional);
  text-decoration: underline;
}

.lang-switch-link:hover {
  background: var(--azul-hielo);
}

/* Hero */

.hero {
  position: relative;
  margin-top: 61px;
  min-height: 88vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  color: var(--blanco);
}

.hero-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 70% 35%;
  aspect-ratio: 16 / 9;
  background: var(--azul-profundo);
}

/* Encuadre: en móvil (retrato, hero más alto) el crop 16:9 se estira
   verticalmente y el avión queda arriba fuera de cuadro salvo que se
   ancle hacia arriba; en escritorio hay espacio de sobra y el centro
   ligeramente a la derecha deja ver avión y carga. */
@media (min-width: 768px) {
  .hero-photo {
    object-position: 62% 40%;
  }
}

@media (min-width: 1440px) {
  .hero-photo {
    object-position: center 45%;
  }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(6, 35, 63, 0.92) 0%, rgba(6, 35, 63, 0.35) 65%, rgba(6, 35, 63, 0.1) 100%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 1.25rem 3.5rem;
  width: 100%;
}

.hero-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--azul-hielo);
  border: 1px solid rgba(234, 243, 249, 0.5);
  border-radius: var(--radius);
  padding: 0.4rem 0.75rem;
  margin-bottom: 1.25rem;
}

.hero-headline {
  color: var(--blanco);
  font-size: clamp(2rem, 7vw, 3.4rem);
  font-weight: 800;
  max-width: 16ch;
  margin-bottom: 0.6em;
}

.hero-lead {
  color: var(--azul-hielo);
  font-size: 1.05rem;
  max-width: 52ch;
  margin-bottom: 1.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Reveal animation */

[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 500ms ease, transform 500ms ease;
  transition-delay: calc(var(--d, 0) * 90ms);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* Tracking */

.tracking {
  background: var(--azul-profundo);
  color: var(--blanco);
}

.tracking-panel {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-items: flex-start;
}

.tracking-text h2 {
  color: var(--blanco);
}

.tracking-text p {
  color: var(--azul-hielo);
}

.tracking-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  width: 100%;
  max-width: 480px;
}

.tracking-form input {
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  border: 1.5px solid rgba(234, 243, 249, 0.35);
  background: rgba(255, 255, 255, 0.05);
  color: var(--blanco);
  font-size: 1rem;
  width: 100%;
}

.tracking-form input::placeholder {
  color: rgba(234, 243, 249, 0.75);
}

.tracking-form input:focus-visible {
  outline: 2px solid var(--azul-activo);
  outline-offset: 2px;
}

.tracking-form .btn {
  width: 100%;
}

.tracking-result {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(234, 243, 249, 0.2);
  border-radius: var(--radius);
  padding: 1.25rem;
  max-width: 480px;
}

.tracking-result p {
  color: var(--azul-hielo);
  margin-bottom: 0.75rem;
}

.tracking-result .btn {
  border-color: var(--blanco);
  color: var(--blanco);
}

.tracking-result .btn:hover {
  background: var(--blanco);
  color: var(--azul-profundo);
}

/* Services */

.services h2 {
  max-width: 20ch;
  margin-bottom: 2.5rem;
}

.service-block {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.service-block:last-child {
  margin-bottom: 0;
}

.service-photo {
  min-height: 220px;
  border-radius: var(--radius);
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.9);
}

.service-icon {
  width: 40%;
  max-width: 120px;
  height: auto;
  opacity: 0.92;
}

.service-photo--aereo {
  background: linear-gradient(135deg, #0a4a86, var(--azul-institucional));
}

.service-photo--maritimo {
  background: linear-gradient(135deg, var(--azul-institucional), var(--azul-profundo));
}

.service-photo--terrestre {
  background: linear-gradient(135deg, var(--grafito), var(--azul-profundo));
}

.service-photo--aduanas {
  background: linear-gradient(135deg, var(--azul-profundo), var(--verde-mx));
}

.service-block--customs .service-copy h3 {
  max-width: 16ch;
}

.service-copy {
  padding: 0 0.25rem;
}

.service-index {
  display: block;
  font-family: var(--font-heading);
  font-weight: 800;
  color: var(--azul-activo);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.service-copy p {
  max-width: 48ch;
  color: #3c4a54;
}

/* Experience */

.experience {
  background: var(--azul-institucional);
  color: var(--blanco);
}

.experience h2 {
  color: var(--blanco);
  max-width: 20ch;
  margin-bottom: 2.5rem;
}

.experience-grid {
  display: grid;
  gap: 2rem;
}

.experience-item h3 {
  color: var(--blanco);
  font-size: 1.15rem;
}

.experience-item p {
  color: var(--azul-hielo);
}

h3.experience-year {
  display: block;
  font-family: var(--font-heading);
  font-weight: 800;
  color: var(--blanco);
  font-size: clamp(2rem, 6vw, 2.75rem);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.experience-item--lead {
  border-left: 3px solid var(--verde-mx);
  padding-left: 1.25rem;
}

/* Mensajes de error accesibles */

.field-error {
  color: #ffd4d4;
  font-size: 0.85rem;
  font-weight: 600;
  margin: 0.25rem 0 0;
}

.tracking .field-error {
  color: #ffd4d4;
}

.quote-modal .field-error {
  color: #b30015;
}

/* Modal de cotización */

.quote-modal {
  width: min(100%, 720px);
  max-width: calc(100vw - 24px);
  max-height: calc(100dvh - 24px);
  box-sizing: border-box;
  overflow-y: auto;
  overflow-x: hidden;
  margin: auto;
  padding: 0;
  border: none;
  border-radius: 8px;
  color: var(--grafito);
  background: var(--blanco);
  box-shadow: 0 20px 60px rgba(6, 35, 63, 0.35);
}

.quote-modal::backdrop {
  background: rgba(6, 35, 63, 0.55);
}

.quote-modal[open] {
  animation: quote-in 200ms ease;
}

@keyframes quote-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  .quote-modal[open] {
    animation: none;
  }
}

.quote-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.5rem;
  margin: 0;
  min-width: 0;
  box-sizing: border-box;
}

.quote-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.quote-header h2 {
  margin: 0;
  font-size: 1.35rem;
}

.quote-close {
  background: none;
  border: none;
  color: var(--azul-profundo);
  font-size: 1.6rem;
  line-height: 1;
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
}

.quote-close:hover {
  background: var(--azul-hielo);
}

.quote-fields {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  min-width: 0;
}

.quote-field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  min-width: 0;
}

.quote-field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--azul-profundo);
}

.required-mark {
  color: #b3261e;
  margin-left: 0.15rem;
}

.field-help {
  font-size: 0.78rem;
  color: #5c6b7a;
}

.quote-field input,
.quote-field select,
.quote-field textarea {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  padding: 0.7rem 0.8rem;
  border-radius: var(--radius);
  border: 1.5px solid #9aafc4;
  font-size: 1rem;
  font-family: inherit;
  color: var(--grafito);
  background: var(--blanco);
  resize: vertical;
  min-height: 44px;
}

.quote-group {
  border: 1.5px solid var(--azul-hielo);
  border-radius: var(--radius);
  padding: 0.85rem;
  margin: 0;
  min-width: 0;
}

.quote-group legend {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--azul-profundo);
  padding: 0 0.3rem;
}

.quote-subgrid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  min-width: 0;
}

.quote-subfield {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  min-width: 0;
}

.quote-subfield label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--azul-profundo);
}

.quote-subfield input,
.quote-subfield select {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  padding: 0.7rem 0.8rem;
  border-radius: var(--radius);
  border: 1.5px solid #9aafc4;
  font-size: 1rem;
  font-family: inherit;
  min-height: 44px;
}

@media (min-width: 1024px) {
  .quote-subgrid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.quote-field input::placeholder,
.quote-field select::placeholder,
.quote-field textarea::placeholder {
  color: #5c6b7a;
}

.quote-field input:hover,
.quote-field select:hover,
.quote-field textarea:hover {
  border-color: #7c93aa;
}

.quote-field input:focus-visible,
.quote-field select:focus-visible,
.quote-field textarea:focus-visible {
  outline: 2px solid var(--azul-activo);
  outline-offset: 2px;
  border-color: var(--azul-activo);
}

.quote-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.quote-actions .btn {
  min-height: 44px;
}

@media (min-width: 480px) {
  .quote-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .quote-actions .btn {
    flex: 1 1 auto;
  }
}

.quote-feedback {
  margin: 0;
  font-size: 0.9rem;
  color: var(--verde-mx);
  font-weight: 600;
}

.quote-feedback:empty {
  display: none;
}

.quote-feedback--warning {
  color: #8a5a00;
}

.quote-feedback--error {
  color: #b30015;
}

@media (min-width: 700px) {
  .quote-fields {
    grid-template-columns: 1fr 1fr;
  }

  .quote-field--full {
    grid-column: 1 / -1;
  }
}

/* Process */

.process-steps {
  display: grid;
  gap: 2rem;
  counter-reset: step;
}

.step-index {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 800;
  color: var(--blanco);
  background: var(--azul-institucional);
  width: 2.25rem;
  height: 2.25rem;
  line-height: 2.25rem;
  text-align: center;
  border-radius: 50%;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

.process-step h3 {
  font-size: 1.1rem;
}

.process-step p {
  color: #3c4a54;
  max-width: 40ch;
}

/* CTA final */

.cta-final {
  background: var(--azul-profundo);
  color: var(--blanco);
  text-align: center;
}

.cta-final-inner h2 {
  color: var(--blanco);
  max-width: 24ch;
  margin: 0 auto 0.5em;
}

.cta-final-inner p {
  color: var(--azul-hielo);
  max-width: 44ch;
  margin: 0 auto 1.75rem;
}

.cta-final-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: stretch;
  max-width: 320px;
  margin: 0 auto;
}

.cta-final-actions .btn {
  width: 100%;
}

.cta-final-actions .btn-outline {
  border-color: var(--blanco);
  color: var(--blanco);
}

.cta-final-actions .btn-outline:hover {
  background: var(--blanco);
  color: var(--azul-profundo);
}

/* Assistant */

.assistant {
  position: fixed;
  right: var(--fab-edge);
  bottom: var(--fab-edge);
  z-index: 150;
}

.assistant-toggle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: none;
  background: var(--azul-institucional);
  color: var(--blanco);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(6, 35, 63, 0.3);
  transition: background var(--transition);
}

.assistant-toggle:hover {
  background: var(--azul-activo);
}

.assistant-panel {
  position: absolute;
  right: 0;
  bottom: 68px;
  width: min(320px, calc(100vw - 2.5rem));
  background: var(--blanco);
  border-radius: var(--radius);
  box-shadow: 0 12px 32px rgba(6, 35, 63, 0.25);
  border: 1px solid var(--azul-hielo);
  overflow: hidden;
}

.assistant-header {
  background: var(--azul-institucional);
  color: var(--blanco);
  font-family: var(--font-heading);
  font-weight: 700;
  padding: 0.85rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.assistant-close {
  background: none;
  border: none;
  color: var(--blanco);
  font-size: 1.4rem;
  line-height: 1;
  padding: 0 0.25rem;
}

.assistant-intro {
  padding: 1rem 1rem 0;
  margin-bottom: 0.5rem;
  font-size: 0.92rem;
  color: var(--grafito);
}

.assistant-input-wrap {
  display: flex;
  gap: 0.4rem;
  padding: 0 1rem 0.75rem;
  align-items: center;
}

.assistant-input {
  flex: 1;
  padding: 0.55rem 0.7rem;
  border-radius: var(--radius);
  border: 1.5px solid var(--azul-hielo);
  font-size: 0.86rem;
  font-family: inherit;
  background: var(--blanco);
}

.assistant-input:focus-visible {
  outline: 2px solid var(--azul-activo);
  outline-offset: 2px;
}

.assistant-input-btn {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: var(--azul-institucional);
  color: var(--blanco);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}

.assistant-input-btn:hover {
  background: var(--azul-activo);
}

.assistant-options {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0 1rem 1rem;
}

.assistant-option {
  text-align: left;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius);
  border: 1.5px solid var(--azul-hielo);
  background: var(--blanco);
  color: var(--azul-profundo);
  font-weight: 600;
  font-size: 0.9rem;
  transition: border-color var(--transition), background var(--transition);
}

.assistant-option:hover {
  border-color: var(--azul-activo);
  background: var(--azul-hielo);
}

.assistant-quote-form {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 0 1rem 1rem;
}

.assistant-quote-form label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--azul-profundo);
}

.assistant-quote-form input,
.assistant-quote-form textarea {
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius);
  border: 1.5px solid var(--azul-hielo);
  font-size: 0.9rem;
  font-family: inherit;
  resize: vertical;
}

.assistant-quote-form input:focus-visible,
.assistant-quote-form textarea:focus-visible {
  outline: 2px solid var(--azul-activo);
  outline-offset: 2px;
}

.assistant-quote-form .btn {
  margin-top: 0.25rem;
  width: 100%;
}

.assistant-response {
  padding: 0 1rem 1rem;
  font-size: 0.88rem;
  color: var(--grafito);
}

.assistant-response:empty {
  display: none;
}

.assistant-response p {
  margin: 0 0 0.5rem;
}

.assistant-response a {
  font-weight: 600;
  word-break: break-word;
}

.assistant-response .assistant-options {
  padding: 0;
}

/* Footer */

.site-footer {
  background: var(--grafito);
  color: var(--azul-hielo);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding-bottom: 2rem;
}

.footer-brand .logo-text {
  color: var(--blanco);
}

.footer-brand p {
  color: rgba(234, 243, 249, 0.75);
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
}

.footer-nav a {
  color: var(--azul-hielo);
  font-size: 0.92rem;
}

.footer-copy {
  border-top: 1px solid rgba(234, 243, 249, 0.15);
  padding: 1.25rem;
  text-align: center;
  font-size: 0.82rem;
  color: rgba(234, 243, 249, 0.65);
  margin: 0;
}

/* Tablet and up */

@media (min-width: 768px) {
  .header-inner {
    padding: 1rem 2rem;
  }

  .site-header .logo-img {
    height: 44px;
  }

  .section-inner {
    padding: 4.5rem 2rem;
  }

  .hero-inner {
    padding: 3rem 2rem 5rem;
  }

  .tracking-panel {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  .tracking-text {
    max-width: 320px;
  }

  .tracking-form {
    flex-direction: row;
  }

  .tracking-form .btn {
    width: auto;
    flex-shrink: 0;
  }

  .service-block {
    flex-direction: row;
    align-items: center;
    gap: 3rem;
  }

  .service-block--reverse {
    flex-direction: row-reverse;
  }

  .service-photo {
    flex: 1 1 50%;
    min-height: 320px;
  }

  .service-copy {
    flex: 1 1 50%;
  }

  .experience-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .cta-final-actions {
    flex-direction: row;
    max-width: none;
    justify-content: center;
  }

  .cta-final-actions .btn {
    width: auto;
    min-width: 17rem;
  }
}

/* Desktop nav: below this, logo + five links + two buttons don't fit without crowding or clipping a CTA. */

@media (min-width: 900px) {
  .nav-toggle {
    display: none;
  }

  .nav-menu {
    position: static;
    transform: none;
    flex-direction: row;
    align-items: center;
    padding: 0;
    gap: 2rem;
    width: auto;
    overflow: visible;
  }

  .nav-links {
    flex-direction: row;
    gap: 1.75rem;
  }

  .nav-links a {
    font-size: 0.95rem;
  }

  .nav-actions {
    flex-direction: row;
  }

  .nav-actions .btn {
    width: auto;
  }
}

/* Desktop */

@media (min-width: 1024px) {
  .hero {
    min-height: 78vh;
  }

  .process-steps {
    grid-template-columns: repeat(4, 1fr);
  }

  .tracking-result {
    max-width: 420px;
  }
}

@media (min-width: 1440px) {
  .section-inner {
    padding: 5.5rem 2rem;
  }
}

/* WhatsApp CTA */

.btn-whatsapp {
  background: var(--whatsapp);
  color: var(--blanco);
  border-color: var(--whatsapp);
  text-decoration: none;
}

.btn-whatsapp svg {
  width: 1.15em;
  height: 1.15em;
  flex-shrink: 0;
}

.btn-whatsapp:hover {
  background: #1eaf55;
  border-color: #1eaf55;
  color: var(--blanco);
}

.btn-whatsapp:focus-visible {
  outline: 2.5px solid var(--azul-activo);
  outline-offset: 2px;
}

.btn-whatsapp:active {
  background: #1a9647;
  border-color: #1a9647;
}

/* WhatsApp FAB */

.whatsapp-fab {
  position: fixed;
  right: var(--fab-edge);
  bottom: calc(var(--fab-edge) + var(--fab-size) + var(--fab-gap));
  z-index: 140;
  width: var(--fab-size);
  height: var(--fab-size);
  border-radius: 50%;
  background: var(--whatsapp);
  color: var(--blanco);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.4);
  transition: transform 200ms ease, box-shadow 200ms ease;
}

.whatsapp-fab:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.55);
}

.whatsapp-fab svg,
.assistant-toggle svg {
  width: 24px;
  height: 24px;
  max-width: 24px;
  max-height: 24px;
  flex: 0 0 auto;
}

@media (min-width: 768px) {
  .assistant {
    right: 2rem;
    bottom: 2rem;
  }

  .whatsapp-fab {
    right: 2rem;
    bottom: calc(2rem + var(--fab-size) + var(--fab-gap));
  }
}

/* Resumen / key takeaways */

.takeaways {
  padding: 2.5rem 0 0;
}

.takeaways-card {
  background: var(--azul-hielo);
  border-left: 4px solid var(--azul-institucional);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.takeaways-card h2 {
  font-size: 1.15rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
}

.takeaways-list {
  margin: 0 0 1.25rem;
  padding-left: 1.1rem;
}

.takeaways-list li {
  margin-bottom: 0.5rem;
}

/* Preguntas frecuentes */

.faq-section {
  padding: 3rem 0;
  background: var(--blanco);
}

.faq-list {
  display: grid;
  gap: 0.75rem;
}

.faq-item {
  border: 1px solid rgba(6, 35, 63, 0.14);
  border-radius: var(--radius);
  background: var(--blanco);
}

.faq-item summary {
  cursor: pointer;
  padding: 1rem 1.1rem;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--azul-profundo);
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  min-height: 44px;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 1.4rem;
  line-height: 1;
  color: var(--azul-activo);
  flex: 0 0 auto;
}

.faq-item[open] summary::after {
  content: "\2212";
}

.faq-item summary:focus-visible {
  outline: 2.5px solid var(--azul-activo);
  outline-offset: -2px;
}

.faq-item p {
  margin: 0;
  padding: 0 1.1rem 1.1rem;
}

.faq-crosslink {
  margin-top: 1.5rem;
  font-weight: 600;
}

/* Tabla comparativa */

.comparison {
  padding: 3rem 0;
  background: var(--azul-hielo);
}

.table-wrap {
  overflow-x: auto;
}

.comparison-table {
  border-collapse: collapse;
  width: 100%;
  min-width: 520px;
  background: var(--blanco);
}

.comparison-table th,
.comparison-table td {
  border: 1px solid rgba(6, 35, 63, 0.14);
  padding: 0.75rem 0.9rem;
  text-align: left;
  vertical-align: top;
}

.comparison-table thead th {
  background: var(--azul-institucional);
  color: var(--blanco);
  font-family: var(--font-heading);
}

.comparison-table tbody th {
  font-family: var(--font-heading);
  color: var(--azul-profundo);
  white-space: nowrap;
}

/* Botón compartir */

.share-wrap {
  margin: 1.25rem 0 0;
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 44px;
  padding: 0.5rem 0.9rem;
  border: 1px solid currentColor;
  border-radius: var(--radius);
  background: transparent;
  color: inherit;
  font: inherit;
  cursor: pointer;
}

.share-btn:focus-visible {
  outline: 2.5px solid var(--azul-activo);
  outline-offset: 2px;
}

/* CTA fijo en móvil */

.sticky-cta {
  display: none;
}

@media (max-width: 767px) {
  .sticky-cta {
    display: flex;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 160;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    min-height: 64px;
    padding: 0.6rem 1rem;
    background: var(--azul-profundo);
    box-shadow: 0 -4px 16px rgba(6, 35, 63, 0.25);
  }

  .sticky-cta-label {
    color: var(--blanco);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
  }

  /* Holgura > alto real de la barra (min-height + padding). */
  body {
    padding-bottom: 80px;
  }

  /* Los FABs suben para no quedar debajo de la barra fija. */
  .assistant {
    bottom: calc(var(--fab-edge) + 64px);
  }

  .whatsapp-fab {
    bottom: calc(var(--fab-edge) + 64px + var(--fab-size) + var(--fab-gap));
  }
}