/* ==========================================================================
   IMPORTBILLAR — Hoja de estilos principal
   Sistema de diseño cerrado. Mobile-first.
   ========================================================================== */

:root {
  --color-bg:        #FFFFFF;
  --color-bg-alt:    #F8F9FA;
  --color-text:      #2C3E50;
  --color-text-soft: #437E94;
  --color-primary:   #51A2FF;
  --color-accent:    #D4AF37;
  --color-border:    #E9ECEF;
  --color-success:   #2ECC71;
  --color-error:     #E74C3C;

  --font-display: "Montserrat", Arial, sans-serif;
  --font-body: "Inter", Arial, sans-serif;
  --radius-btn: 8px;
  --radius-card: 12px;
  --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.06);
  --transition: all 0.25s ease-in-out;
  --header-height: 76px;
}

/* ==========================================================================
   1. Base y accesibilidad
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.menu-open,
body.lightbox-open {
  overflow: hidden;
}

h1,
h2,
h3 {
  margin: 0 0 1rem;
  color: var(--color-text);
  font-family: var(--font-display);
  line-height: 1.2;
}

h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h3 {
  font-size: 1.25rem;
  font-weight: 600;
}

p {
  margin: 0 0 1rem;
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--color-text);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: var(--transition);
}

a:hover {
  color: var(--color-text);
}

ul,
ol {
  margin: 0;
  padding-left: 1.25rem;
}

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

img {
  height: auto;
}

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

button {
  cursor: pointer;
}

[hidden] {
  display: none !important;
}

.meta {
  font-size: 0.875rem;
  color: var(--color-text-soft);
}

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

.skip-link {
  position: fixed;
  top: 0.5rem;
  left: 0.5rem;
  z-index: 300;
  padding: 0.75rem 1rem;
  background: var(--color-text);
  color: var(--color-bg);
  border-radius: var(--radius-btn);
  transform: translateY(-150%);
  transition: var(--transition);
}

.skip-link:focus {
  color: var(--color-bg);
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
}

::selection {
  background: var(--color-primary);
  color: var(--color-bg);
}

/* ==========================================================================
   2. Layout
   ========================================================================== */

.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.section {
  padding-block: 3rem;
}

.section--alt {
  background-color: var(--color-bg-alt);
}

.section--tight {
  padding-block: 2rem;
}

.section-heading {
  max-width: 680px;
  margin-bottom: 2rem;
}

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

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  color: var(--color-text-soft);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-kicker::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--color-accent);
}

.section-title {
  position: relative;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 48px;
  height: 3px;
  background: var(--color-accent);
}

.section-heading--center .section-title::after {
  left: 50%;
  transform: translateX(-50%);
}

.section-lead {
  max-width: 60ch;
  color: var(--color-text);
}

.grid {
  display: grid;
  gap: 1.5rem;
}

/* ==========================================================================
   3. Iconos
   ========================================================================== */

.icon {
  width: 24px;
  height: 24px;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon--filled {
  fill: currentColor;
  stroke: none;
}

/* ==========================================================================
   4. Botones
   ========================================================================== */

.btn,
.btn-primary,
.btn-outline,
.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.75rem 1.5rem;
  border: 2px solid transparent;
  border-radius: var(--radius-btn);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition: var(--transition);
}

.btn-primary {
  background: var(--color-text-soft);
  border-color: var(--color-text-soft);
  color: var(--color-bg);
}

.btn-primary:hover {
  background: var(--color-text);
  border-color: var(--color-text);
  color: var(--color-bg);
}

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

.btn-outline:hover {
  background: var(--color-text-soft);
  border-color: var(--color-text-soft);
  color: var(--color-bg);
}

.btn-whatsapp {
  background: #25D366;
  border-color: #25D366;
  color: var(--color-text);
}

.btn-whatsapp:hover {
  background: var(--color-success);
  border-color: var(--color-success);
  color: var(--color-text);
}

.btn-sm {
  min-height: 40px;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-block {
  width: 100%;
}

.section-more {
  margin-top: 2rem;
  margin-bottom: 0;
  text-align: center;
}

.section-more .btn {
  margin-inline: auto;
}

.btn-primary .icon,
.btn-outline .icon,
.btn-whatsapp .icon {
  width: 20px;
  height: 20px;
}

/* ==========================================================================
   5. Cabecera y navegación
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-height);
}

.brand {
  display: inline-flex;
  align-items: flex-start;
  max-width: calc(100% - 60px);
  min-width: 0;
  color: var(--color-text);
  text-decoration: none;
}

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

.brand-lockup {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.25rem;
  min-width: 0;
}

.site-logo {
  display: block;
  width: auto;
  height: 52px;
  max-width: 220px;
  object-fit: contain;
}

.nav-toggle {
  display: inline-flex;
  position: relative;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  color: var(--color-text);
  transition: var(--transition);
}

.nav-toggle:hover {
  border-color: var(--color-text-soft);
  color: var(--color-text-soft);
}

.nav-toggle-box {
  display: block;
  width: 20px;
  height: 14px;
  position: relative;
}

.nav-toggle-box span {
  position: absolute;
  left: 0;
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: var(--transition);
}

.nav-toggle-box span:nth-child(1) {
  top: 0;
}

.nav-toggle-box span:nth-child(2) {
  top: 6px;
}

.nav-toggle-box span:nth-child(3) {
  top: 12px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-box span:nth-child(1) {
  top: 6px;
  transform: rotate(45deg);
}

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

.nav-toggle[aria-expanded="true"] .nav-toggle-box span:nth-child(3) {
  top: 6px;
  transform: rotate(-45deg);
}

.site-nav {
  position: fixed;
  top: var(--header-height);
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 99;
  padding: 2rem 1.5rem;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  visibility: hidden;
  opacity: 0;
  transform: translateY(-0.5rem);
  transition: opacity 0.25s ease-in-out, transform 0.25s ease-in-out;
  overflow-y: auto;
}

.site-nav.is-open {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
}

.nav-item {
  border-bottom: 1px solid var(--color-border);
}

.nav-link {
  display: block;
  padding: 1rem 0;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  text-decoration: none;
}

.nav-link:hover {
  color: var(--color-text-soft);
}

.nav-link[aria-current="page"] {
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 8px;
}

/* ==========================================================================
   6. Hero de portada
   ========================================================================== */

.hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: clamp(500px, 66svh, 680px);
  overflow: hidden;
  background: var(--color-text);
  isolation: isolate;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(
    90deg,
    rgba(44, 62, 80, 0.94) 0%,
    rgba(44, 62, 80, 0.76) 45%,
    rgba(44, 62, 80, 0.22) 100%
  );
}

.hero-content {
  width: 100%;
  max-width: 720px;
  padding-block: 4rem;
  color: var(--color-bg);
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  color: var(--color-bg);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-kicker::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--color-accent);
}

.hero h1 {
  max-width: 14ch;
  margin-bottom: 1rem;
  color: var(--color-bg);
}

.hero-subtitle {
  max-width: 52ch;
  margin-bottom: 2rem;
  color: var(--color-bg);
  font-size: 1rem;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.75rem;
}

.hero .btn-outline {
  border-color: var(--color-bg);
  color: var(--color-bg);
}

.hero .btn-outline:hover {
  background: var(--color-bg);
  border-color: var(--color-bg);
  color: var(--color-text);
}

/* ==========================================================================
   7. Barra de confianza
   ========================================================================== */

.trust-bar {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem 1rem;
  padding-block: 2rem;
}

.trust-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  min-width: 0;
}

.trust-item .icon {
  color: var(--color-primary);
}

.trust-title {
  display: block;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.35;
}

.trust-copy {
  display: block;
  color: var(--color-text);
  font-size: 0.875rem;
  line-height: 1.4;
}

/* ==========================================================================
   8. Tarjetas generales
   ========================================================================== */

.card {
  padding: 1.5rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-2px);
  border-color: var(--color-accent);
}

.card h3 {
  margin-bottom: 0.5rem;
}

.card p {
  color: var(--color-text);
}

.card .btn {
  margin-top: 1rem;
}

.level-grid {
  display: grid;
  gap: 1.5rem;
}

.level-card {
  display: flex;
  flex-direction: column;
}

.level-card .btn {
  align-self: flex-start;
  margin-top: auto;
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 1.25rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-card);
  color: var(--color-text);
}

.card-icon .icon {
  width: 24px;
  height: 24px;
}

.level-number {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--color-text-soft);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ==========================================================================
   9. Productos
   ========================================================================== */

.product-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.card-product {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  scroll-margin-top: 6rem;
  transition: var(--transition);
}

.card-product:hover {
  transform: translateY(-2px);
  border-color: var(--color-accent);
}

.card-product--brand {
  cursor: pointer;
}

.card-product--brand .product-media {
  cursor: default;
}

.card-product:target {
  border-color: var(--color-accent);
}

.product-media {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  padding: 0.5rem;
  background: var(--color-bg);
}

.product-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--color-bg);
  cursor: zoom-in;
  user-select: none;
  -webkit-user-drag: none;
}

.card-product .product-media::after {
  content: "";
  position: absolute;
  right: 0.5rem;
  bottom: 0.5rem;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.62);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231F2937' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m16.5 16.5 4.5 4.5'/%3E%3C/svg%3E");
  background-position: center;
  background-repeat: no-repeat;
  background-size: 15px 15px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.16);
  opacity: 0.72;
  pointer-events: none;
  transition: var(--transition);
}

.card-product:hover .product-media::after {
  opacity: 1;
}

.product-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1rem;
}

.product-tag {
  align-self: flex-start;
  padding: 0.25rem 0.5rem;
  background: var(--color-bg-alt);
  border-radius: var(--radius-btn);
  color: var(--color-text-soft);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.3;
}

.card-product h3 {
  margin-bottom: 0;
  font-size: 1.25rem;
  line-height: 1.25;
}

.product-desc {
  flex: 1;
  margin-bottom: 0;
  color: var(--color-text);
  font-size: 1rem;
}

.product-price {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 0.875rem;
  font-weight: 600;
}

.product-body .btn {
  width: 100%;
  margin-top: 0.5rem;
}

/* Filtros de tienda */
.shop-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-btn {
  min-height: 40px;
  padding: 0.5rem 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  transition: var(--transition);
}

.filter-btn:hover {
  border-color: var(--color-text-soft);
  color: var(--color-text-soft);
}

.filter-btn[aria-pressed="true"] {
  background: var(--color-text-soft);
  border-color: var(--color-text-soft);
  color: var(--color-bg);
}

.product-count {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 0.875rem;
}

.shop-empty {
  padding: 2rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  text-align: center;
}

.shop-brand-filter {
  margin-bottom: 1.5rem;
  padding: 1rem 1.25rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
}

.shop-filter-label {
  margin: 0 0 0.75rem;
  color: var(--color-text-soft);
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.brand-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.brand-filter-link {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0.375rem 0.75rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
}

.brand-filter-link:hover {
  border-color: var(--color-text-soft);
  color: var(--color-text-soft);
}

.product-code {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 0.875rem;
  font-weight: 600;
}

.product-specs {
  white-space: pre-line;
}

.product-grid--brand {
  grid-template-columns: 1fr;
}

.catalog-note {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 1.5rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-card);
}

.catalog-note h2 {
  margin-bottom: 0.75rem;
}

.catalog-note p {
  max-width: 62ch;
  margin-bottom: 0;
}

.catalog-note .btn {
  align-self: flex-start;
}

/* ==========================================================================
   10. Marcas
   ========================================================================== */

.brand-strip {
  padding-block: 3rem;
  border-block: 1px solid var(--color-border);
}

.brand-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.brand-link {
  position: relative;
  display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  transition: var(--transition);
}

.brand-link:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.brand-cover {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.25s ease-in-out;
}

.brand-link:hover .brand-cover,
.brand-card:hover .brand-cover {
  transform: scale(1.03);
}

.brand-overlay-logo {
  position: absolute;
  right: 0.75rem;
  bottom: 0.75rem;
  left: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.5rem 0.75rem;
  background: rgba(255, 255, 255, 0.94);
  border-radius: var(--radius-btn);
}

.brand-overlay-logo img {
  width: auto;
  max-width: 118px;
  height: 24px;
  object-fit: contain;
}

.brand-directory {
  display: grid;
  gap: 1.5rem;
}

.brand-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  cursor: pointer;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.brand-card:hover {
  transform: translateY(-2px);
  border-color: var(--color-accent);
}

.brand-card-cover {
  position: relative;
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--color-bg-alt);
}

.brand-card-logo {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 104px;
  min-height: 48px;
  padding: 0.5rem 0.75rem;
  background: rgba(255, 255, 255, 0.94);
  border-radius: var(--radius-btn);
}

.brand-card-logo img {
  width: auto;
  max-width: 116px;
  height: 25px;
  object-fit: contain;
}

.brand-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 1.25rem;
}

.brand-card h3 {
  margin-bottom: 0.5rem;
}

.brand-card p {
  flex: 1;
  color: var(--color-text);
}

.brand-card .btn {
  align-self: flex-start;
  margin-top: 1rem;
}

.brand-product-note {
  margin: 0 0 0.5rem;
  color: var(--color-text-soft);
  font-size: 0.875rem;
  line-height: 1.45;
}

.brand-product-note span {
  display: block;
  font-weight: 600;
}

.brand-product-note a {
  color: var(--color-text);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.brand-product-note a:hover {
  color: var(--color-text-soft);
}

.line-badge {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0.375rem 0.75rem;
  background: rgba(44, 62, 80, 0.9);
  border-radius: var(--radius-btn);
  color: var(--color-bg);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
}

/* ==========================================================================
   11. Testimonios
   ========================================================================== */

.testimonial-grid {
  display: grid;
  gap: 1.5rem;
}

.testimonial {
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.testimonial-stars {
  display: flex;
  gap: 0.125rem;
  margin-bottom: 1rem;
  color: var(--color-accent);
}

.testimonial-stars .icon {
  width: 18px;
  height: 18px;
}

.testimonial blockquote {
  flex: 1;
  margin: 0 0 1rem;
}

.testimonial blockquote p {
  font-size: 1rem;
}

.testimonial cite {
  color: var(--color-text-soft);
  font-size: 0.875rem;
  font-style: normal;
  font-weight: 600;
}

.testimonial cite span {
  display: block;
  font-weight: 400;
}

/* ==========================================================================
   12. CTA final
   ========================================================================== */

.cta-section {
  padding-block: 3rem;
}

.cta-panel {
  padding: 2rem 1.5rem;
  background: var(--color-text);
  border-top: 4px solid var(--color-accent);
  border-radius: var(--radius-card);
  color: var(--color-bg);
  text-align: center;
}

.cta-panel h2 {
  color: var(--color-bg);
}

.cta-panel p {
  max-width: 56ch;
  margin-inline: auto;
  margin-bottom: 1.5rem;
  color: var(--color-bg);
}

.cta-panel .btn-whatsapp:hover {
  background: var(--color-bg);
  border-color: var(--color-bg);
  color: var(--color-text);
}

/* ==========================================================================
   13. Cabeceras de páginas interiores
   ========================================================================== */

.page-hero {
  padding-block: 3rem;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}

.page-hero .section-kicker {
  margin-bottom: 0.75rem;
  color: var(--color-text);
}

.page-hero h1 {
  max-width: 22ch;
  margin-bottom: 0.75rem;
}

.page-hero p {
  max-width: 65ch;
  margin-bottom: 0;
  color: var(--color-text);
}

.page-hero--media {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 48vh;
  padding-block: 3rem;
  overflow: hidden;
  background: var(--color-text);
  isolation: isolate;
}

.page-hero--brand {
  min-height: 52vh;
}

.page-hero--media img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-hero--media::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(44, 62, 80, 0.92), rgba(44, 62, 80, 0.38));
}

.page-hero--media h1,
.page-hero--media p {
  color: var(--color-bg);
}

.page-hero--media .section-kicker {
  color: var(--color-bg);
}

/* ==========================================================================
   14. Contenido editorial
   ========================================================================== */

.about-grid {
  display: grid;
  gap: 1.5rem;
}

.about-media {
  overflow: hidden;
  border-radius: var(--radius-card);
}

.about-media img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.about-copy h2 {
  margin-top: 0;
}

.content-grid {
  display: grid;
  gap: 1.5rem;
}

.content-card {
  padding: 1.5rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.content-card .icon {
  margin-bottom: 1rem;
  color: var(--color-accent);
}

.content-card h3 {
  margin-bottom: 0.5rem;
}

.pull-quote {
  margin: 2rem 0 0;
  padding: 1.5rem;
  background: var(--color-bg-alt);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-card) var(--radius-card) 0;
}

.pull-quote p {
  margin-bottom: 0.5rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.4;
}

.pull-quote cite {
  color: var(--color-text-soft);
  font-size: 0.875rem;
  font-style: normal;
}

/* ==========================================================================
   15. Formulario y contacto
   ========================================================================== */

.contact-layout {
  display: grid;
  gap: 2rem;
}

.form-card {
  padding: 1.5rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.form-card h2 {
  margin-bottom: 0.5rem;
}

.form-intro {
  margin-bottom: 1.5rem;
  color: var(--color-text-soft);
}

.form-grid {
  display: grid;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
}

.form-control {
  width: 100%;
  min-height: 48px;
  padding: 0.75rem 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.5;
  transition: var(--transition);
}

.form-control::placeholder {
  color: var(--color-text-soft);
  opacity: 0.8;
}

.form-control:focus {
  border-color: var(--color-text);
  outline: 3px solid rgba(81, 162, 255, 0.18);
  outline-offset: 0;
}

textarea.form-control {
  min-height: 144px;
  resize: vertical;
}

.form-status {
  min-height: 1.5rem;
  margin: 0.75rem 0 0;
  font-size: 0.875rem;
  font-weight: 500;
}

.form-status.is-success {
  color: var(--color-success);
}

.form-status.is-error {
  color: var(--color-error);
}

.honeypot {
  position: absolute !important;
  left: -9999px !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

.contact-panel {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-list {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
}

.contact-item .icon {
  margin-top: 0.125rem;
  color: var(--color-primary);
}

.contact-item h3 {
  margin-bottom: 0.125rem;
  font-size: 1.25rem;
}

.contact-item p,
.contact-item a {
  margin: 0;
  color: var(--color-text);
  font-size: 1rem;
}

.contact-item a:hover {
  color: var(--color-text-soft);
}

.map-wrap {
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-bg-alt);
}

.map-wrap iframe {
  display: block;
  width: 100%;
  min-height: 280px;
  border: 0;
}

/* ==========================================================================
   16. FAQ / acordeón
   ========================================================================== */

.faq-list {
  max-width: 820px;
  margin-inline: auto;
}

.faq-item {
  margin-bottom: 0.75rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: 1.25rem;
  background: transparent;
  border: 0;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
  text-align: left;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--color-text-soft);
}

.faq-icon {
  position: relative;
  display: block;
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
}

.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  top: 9px;
  left: 2px;
  width: 16px;
  height: 2px;
  background: var(--color-text-soft);
  transition: var(--transition);
}

.faq-icon::after {
  transform: rotate(90deg);
}

.faq-item.is-open .faq-icon::after {
  transform: rotate(0deg);
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.25s ease-in-out;
}

.faq-answer-inner {
  overflow: hidden;
}

.faq-answer p {
  padding: 0 1.25rem 1.25rem;
  margin: 0;
  color: var(--color-text);
}

.faq-item.is-open .faq-answer {
  grid-template-rows: 1fr;
}

.faq-more {
  margin-top: 2rem;
  text-align: center;
}

/* ==========================================================================
   17. Políticas
   ========================================================================== */

.policy-layout {
  display: grid;
  gap: 2rem;
}

.policy-nav {
  padding: 1.5rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
}

.policy-nav h2 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.policy-nav ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0;
  list-style: none;
}

.policy-nav a {
  color: var(--color-text);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
}

.policy-nav a:hover {
  color: var(--color-text-soft);
}

.policy-content {
  min-width: 0;
}

.policy-section {
  padding-bottom: 2rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
  scroll-margin-top: calc(var(--header-height) + 1rem);
}

.policy-section:last-child {
  margin-bottom: 0;
  border-bottom: 0;
}

.policy-section h2 {
  margin-bottom: 1rem;
}

.policy-section h3 {
  margin-top: 1.5rem;
}

.policy-section ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* ==========================================================================
   18. 404
   ========================================================================== */

.error-page {
  display: flex;
  align-items: center;
  min-height: 60vh;
  padding-block: 4rem;
  text-align: center;
}

.error-inner {
  width: 100%;
  max-width: 620px;
  margin-inline: auto;
}

.error-code {
  margin: 0;
  color: var(--color-text-soft);
  font-family: var(--font-display);
  font-size: 5rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
}

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

/* ==========================================================================
   19. Footer
   ========================================================================== */

.site-footer {
  margin-top: 4rem;
  padding-top: 3rem;
  background: var(--color-text);
  color: var(--color-bg);
}

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

.footer-brand .brand {
  color: var(--color-bg);
}

.footer-brand .brand:hover {
  color: var(--color-bg);
}

.footer-brand .site-logo {
  height: 56px;
  max-width: 230px;
  padding: 0.25rem 0.5rem;
  background: var(--color-bg);
  border-radius: var(--radius-btn);
}

.footer-desc {
  max-width: 34ch;
  margin: 1rem 0 1.25rem;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.875rem;
}

.footer-title {
  margin-bottom: 1rem;
  color: var(--color-bg);
  font-size: 1.25rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.875rem;
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--color-bg);
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-underline-offset: 4px;
}

.social-links {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: var(--radius-btn);
  color: var(--color-bg);
  transition: var(--transition);
}

.social-link:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.social-link .icon {
  width: 18px;
  height: 18px;
}

.footer-whatsapp {
  min-height: 40px;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
  padding-block: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
}

.footer-bottom-info {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-bottom p {
  margin: 0;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.875rem;
}

.footer-bottom-info a {
  color: rgba(255, 255, 255, 0.78);
  text-decoration-color: var(--color-accent);
  text-underline-offset: 3px;
}

.footer-bottom-info a:hover {
  color: var(--color-bg);
}

.footer-bottom .site-credit {
  font-family: var(--font-body);
  font-size: 0.6875rem;
  line-height: 1.5;
  letter-spacing: 0.01em;
}

.site-credit a {
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
  transition: var(--transition);
}

.site-credit a:hover {
  color: var(--color-bg);
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-underline-offset: 3px;
}

.site-credit strong {
  color: var(--color-accent);
  font-weight: 600;
}

/* ==========================================================================
   20. Vista ampliada de referencias (lightbox)
   ========================================================================== */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 5vw;
  background: rgba(0, 0, 0, 0.75);
  pointer-events: none;
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  display: block;
  width: auto;
  height: auto;
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  background: var(--color-bg);
  border-radius: var(--radius-card);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  pointer-events: none;
  user-select: none;
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  padding: 0;
  background: rgba(44, 62, 80, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-btn);
  color: var(--color-bg);
  font-family: var(--font-display);
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  pointer-events: auto;
  transition: var(--transition);
}

.lightbox-close:hover {
  background: var(--color-text);
  color: var(--color-accent);
}

.lightbox.lightbox--touch.active {
  pointer-events: auto;
  touch-action: none;
}

.lightbox.lightbox--touch.active img {
  pointer-events: auto;
}

@media (hover: none), (pointer: coarse) {
  .lightbox.active {
    pointer-events: auto;
    touch-action: none;
  }

  .lightbox.active img {
    pointer-events: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lightbox-close {
    transition: none;
  }
}

/* ==========================================================================
   21. WhatsApp flotante
   ========================================================================== */

.whatsapp-float {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 90;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: #25D366;
  border: 2px solid var(--color-bg);
  border-radius: 50%;
  box-shadow: var(--shadow-card);
  color: var(--color-bg);
  transition: var(--transition);
}

.whatsapp-float:hover {
  background: var(--color-success);
  color: var(--color-bg);
  transform: scale(1.05);
}

.whatsapp-float .icon {
  width: 28px;
  height: 28px;
}

/* ==========================================================================
   22. Responsive — 640px
   ========================================================================== */

@media (min-width: 640px) {
  .container {
    padding-inline: 2rem;
  }

  .hero-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .trust-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .level-grid,
  .content-grid,
  .testimonial-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .level-grid > :last-child {
    grid-column: 1 / -1;
  }

  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .brand-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .brand-directory {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-grid--brand {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .catalog-note {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 2rem;
  }

  .catalog-note .btn {
    flex: 0 0 auto;
  }

  .form-grid--split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .form-grid--split .form-group--full {
    grid-column: 1 / -1;
  }

  .error-actions {
    flex-direction: row;
    justify-content: center;
  }

  .footer-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

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

  .footer-bottom .site-credit {
    text-align: right;
  }
}

/* ==========================================================================
   23. Responsive — 900px
   ========================================================================== */

@media (min-width: 900px) {
  :root {
    --header-height: 88px;
  }

  h1 {
    font-size: 2.75rem;
  }

  h2 {
    font-size: 2rem;
  }

  h3 {
    font-size: 1.5rem;
  }

  .icon {
    width: 32px;
    height: 32px;
  }

  .section {
    padding-block: 4rem;
  }

  .section--tight {
    padding-block: 2rem;
  }

  .hero-content {
    padding-block: 4rem;
  }

  .hero-actions {
    gap: 1rem;
  }

  .level-grid,
  .content-grid,
  .testimonial-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .level-grid > :last-child {
    grid-column: auto;
  }

  .product-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .product-grid--catalog {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-hero {
    padding-block: 4rem;
  }

  .page-hero--media {
    min-height: 52vh;
  }

  .about-grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }

  .about-grid--reverse .about-media {
    order: 2;
  }

  .contact-layout {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
  }

  .policy-layout {
    grid-template-columns: 260px minmax(0, 1fr);
    align-items: start;
  }

  .policy-nav {
    position: sticky;
    top: calc(var(--header-height) + 1.5rem);
  }

  .brand-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .brand-directory {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .product-grid--brand {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .cta-section {
    padding-block: 4rem;
  }

  .cta-panel {
    padding: 3rem;
  }

  .footer-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .whatsapp-float {
    right: 1.5rem;
    bottom: 1.5rem;
    width: 60px;
    height: 60px;
  }

  /* Navegación de escritorio */
  .nav-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    padding: 0;
    background: transparent;
    border: 0;
    visibility: visible;
    opacity: 1;
    transform: none;
    overflow: visible;
  }

  .nav-list {
    flex-direction: row;
    align-items: center;
    gap: 2rem;
  }

  .nav-item {
    border-bottom: 0;
  }

  .nav-link {
    position: relative;
    padding: 0.5rem 0;
    font-size: 1rem;
  }

  .nav-link::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 2px;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
  }

  .nav-link:hover::after,
  .nav-link[aria-current="page"]::after {
    transform: scaleX(1);
  }

  .nav-link[aria-current="page"] {
    color: var(--color-text);
    text-decoration: none;
  }

  .site-logo {
    height: 64px;
    max-width: 240px;
  }

  .footer-brand .site-logo {
    height: 68px;
    max-width: 250px;
  }
}

/* ==========================================================================
   24. Responsive — 1200px
   ========================================================================== */

@media (min-width: 1200px) {
  .product-grid--catalog {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .brand-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
  }

  .footer-brand {
    grid-column: auto;
  }
}

/* ==========================================================================
   25. Movimiento reducido
   ========================================================================== */

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