/* ==========================================================================
   SOLMINERA IMPORTACIONES · MODELO 4 (SIMPLE E INFORMATIVO)
   Diseño de ingeniería sobrio, tipografía técnica, rejilla precisa y contraste WCAG AA.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. FUENTES LOCALES WOFF2
   -------------------------------------------------------------------------- */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/inter-400-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('fonts/inter-500-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('fonts/inter-600-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Inter Tight';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('fonts/inter-tight-700-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Inter Tight';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('fonts/inter-tight-800-normal.woff2') format('woff2');
}

/* --------------------------------------------------------------------------
   2. VARIABLES Y TOKENS DE DISEÑO
   -------------------------------------------------------------------------- */
:root {
  /* Marca Solminera */
  --color-yellow: #FEBE00;
  --color-yellow-dark: #D9A300;
  --color-yellow-light: #FFF8E1;
  --color-yellow-glow: rgba(254, 190, 0, 0.28);

  --color-graphite-950: #0B111A;
  --color-graphite-900: #0F172A;
  --color-graphite-800: #1E293B;
  --color-graphite-700: #334155;
  --color-graphite-600: #475569;
  --color-graphite-500: #64748B;
  --color-graphite-400: #94A3B8;
  --color-graphite-300: #CBD5E1;
  --color-graphite-200: #E2E8F0;
  --color-graphite-100: #F1F5F9;
  --color-graphite-50:  #F8FAFC;

  --color-blue-brand: #003E8E;
  --color-blue-dark:  #0A1F3D;

  /* Superficies */
  --bg-page: #F8FAFC;
  --bg-surface: #FFFFFF;
  --bg-surface-elevated: #FFFFFF;
  --bg-hero: #0B111A;

  /* Texto */
  --text-main: #0F172A;
  --text-muted: #475569;
  --text-subtle: #64748B;
  --text-inverse: #F8FAFC;
  --text-inverse-muted: #94A3B8;

  /* Bordes */
  --border-subtle: #E2E8F0;
  --border-medium: #CBD5E1;
  --border-dark: #334155;
  --border-yellow: rgba(254, 190, 0, 0.4);

  /* Sombras técnicas */
  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 12px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 12px 28px -4px rgba(15, 23, 42, 0.12), 0 4px 8px -2px rgba(15, 23, 42, 0.04);
  --shadow-tilt: 0 20px 40px -10px rgba(15, 23, 42, 0.22);

  /* Tipografía */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Inter Tight', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Layout */
  --container-max: 1240px;
  --header-height: 72px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --ease-spring: cubic-bezier(0.16, 1, 0.3, 1);
}

/* --------------------------------------------------------------------------
   3. RESET Y BASE
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

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

button {
  background: none;
  border: none;
  cursor: pointer;
}

ul, ol {
  list-style: none;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--color-yellow);
  color: var(--color-graphite-950);
  padding: 0.75rem 1.25rem;
  font-weight: 700;
  z-index: 10000;
  border-radius: var(--radius-sm);
  transition: top 0.2s ease;
}

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

/* --------------------------------------------------------------------------
   4. TRANSICIONES DE PÁGINA (FRANJA AMARILLA DIAGONAL)
   -------------------------------------------------------------------------- */
@view-transition {
  navigation: auto;
}

::view-transition-old(root),
::view-transition-new(root) {
  animation-duration: 0.35s;
  animation-timing-function: var(--ease-spring);
}

.diagonal-curtain {
  position: fixed;
  inset: -30% -50%;
  width: 200%;
  height: 160%;
  pointer-events: none;
  z-index: 99999;
  display: flex;
  transform: skewX(-18deg) translateX(-140%);
  transition: transform 0.45s var(--ease-spring);
  will-change: transform;
}

.curtain-stripe {
  height: 100%;
}

.curtain-stripe--lead {
  width: 6%;
  background: var(--color-graphite-900);
}

.curtain-stripe--accent {
  width: 4%;
  background: var(--color-yellow-dark);
}

.curtain-stripe--main {
  flex: 1;
  background: var(--color-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: 0 0 50px rgba(0, 0, 0, 0.35);
}

.curtain-stripe--trail {
  width: 8%;
  background: var(--color-graphite-950);
}

.curtain-content {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  transform: skewX(18deg); /* Compensa el sesgo para texto legible */
  color: var(--color-graphite-950);
  font-family: var(--font-heading);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.curtain-logo {
  width: 56px;
  height: 56px;
  object-fit: contain;
}

.curtain-text {
  font-size: 1.25rem;
}

.diagonal-curtain.is-sweeping-in {
  transform: skewX(-18deg) translateX(0%);
}

.diagonal-curtain.is-sweeping-out {
  transform: skewX(-18deg) translateX(140%);
}

/* --------------------------------------------------------------------------
   5. BARRA DE AVISO Y SELECTOR DE MODELOS
   -------------------------------------------------------------------------- */
.demo-bar {
  background-color: var(--color-graphite-950);
  color: var(--color-graphite-300);
  font-size: 0.775rem;
  border-bottom: 1px solid var(--border-dark);
  padding: 0.45rem 1rem;
  position: relative;
  z-index: 1000;
}

.demo-bar-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
}

.demo-bar-text {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.demo-badge {
  background: var(--color-yellow);
  color: var(--color-graphite-950);
  font-weight: 700;
  font-size: 0.7rem;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.demo-bar-link {
  color: var(--color-yellow);
  text-decoration: underline;
  text-underline-offset: 3px;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.demo-bar-link:hover {
  color: #FFFFFF;
}

.demo-modelos {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.demo-modelos-label {
  color: var(--color-graphite-400);
  margin-right: 0.25rem;
}

.demo-modelos a {
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-graphite-300);
  transition: all 0.15s ease;
  font-weight: 500;
}

.demo-modelos a:hover {
  background: rgba(254, 190, 0, 0.18);
  color: var(--color-yellow);
}

.demo-modelos a[aria-current="page"] {
  background: var(--color-yellow);
  color: var(--color-graphite-950);
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   6. ENCABEZADO Y NAVEGACIÓN
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background: rgba(11, 17, 26, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: background 0.2s ease, border-color 0.2s ease;
}

.header-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-logo {
  height: 44px;
  width: auto;
  object-fit: contain;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.125rem;
  color: #FFFFFF;
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.brand-tagline {
  font-size: 0.7rem;
  color: var(--color-graphite-400);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-link {
  color: var(--color-graphite-300);
  font-size: 0.925rem;
  font-weight: 500;
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
}

.nav-link:hover {
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.06);
}

.nav-link.active,
.nav-link[aria-current="page"] {
  color: var(--color-yellow);
  background: rgba(254, 190, 0, 0.1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.925rem;
  line-height: 1.2;
  transition: all 0.2s var(--ease-spring);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-yellow);
  color: var(--color-graphite-950);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.btn-primary:hover {
  background-color: #FFC926;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--color-yellow-glow);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.08);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
}

.btn-dark {
  background-color: var(--color-graphite-900);
  color: #FFFFFF;
  border: 1px solid var(--border-dark);
}

.btn-dark:hover {
  background-color: var(--color-graphite-800);
  border-color: var(--color-yellow);
  color: var(--color-yellow);
}

.btn-sm {
  padding: 0.45rem 0.85rem;
  font-size: 0.825rem;
}

.btn-lg {
  padding: 0.85rem 1.65rem;
  font-size: 1rem;
}

/* Menú móvil hamburguesa */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #FFFFFF;
  gap: 5px;
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background-color: #FFFFFF;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.menu-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 82%;
  max-width: 380px;
  height: 100vh;
  background-color: var(--color-graphite-950);
  border-left: 1px solid var(--border-dark);
  z-index: 9999;
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: right 0.3s var(--ease-spring);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
}

.menu-drawer.is-open {
  right: 0;
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-dark);
}

.drawer-close {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-graphite-300);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
}

.drawer-nav {
  margin: 2rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.drawer-link {
  color: #FFFFFF;
  font-size: 1.15rem;
  font-weight: 600;
  padding: 0.65rem 0.5rem;
  border-radius: var(--radius-sm);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.drawer-link:hover,
.drawer-link[aria-current="page"] {
  color: var(--color-yellow);
}

.drawer-footer {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* --------------------------------------------------------------------------
   7. HERO: MALLA EN CANVAS + TARJETA DE EQUIPO 3D TILT
   -------------------------------------------------------------------------- */
.hero-stripe {
  position: relative;
  background-color: var(--bg-hero);
  color: #FFFFFF;
  min-height: calc(100vh - var(--header-height) - 40px);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 4.5rem 1.5rem 5rem;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 2;
  mask-image: radial-gradient(circle at 50% 40%, black 40%, transparent 85%);
  -webkit-mask-image: radial-gradient(circle at 50% 40%, black 40%, transparent 85%);
}

.hero-container {
  position: relative;
  z-index: 3;
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.hero-badge-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(254, 190, 0, 0.12);
  color: var(--color-yellow);
  border: 1px solid rgba(254, 190, 0, 0.3);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.hero-tag-secondary {
  color: var(--color-graphite-300);
  font-size: 0.8rem;
  border-left: 1px solid var(--border-dark);
  padding-left: 0.75rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 4.2vw, 3.8rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: #FFFFFF;
}

.hero-title .highlight {
  color: var(--color-yellow);
  position: relative;
  display: inline-block;
}

.hero-description {
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--color-graphite-300);
  max-width: 540px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 0.5rem;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.metric-item {
  display: flex;
  flex-direction: column;
}

.metric-value {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: #FFFFFF;
}

.metric-label {
  font-size: 0.775rem;
  color: var(--color-graphite-400);
  line-height: 1.3;
}

/* Pieza visual protagonista (Hero Card 3D Tilt) */
.hero-visual-card {
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(254, 190, 0, 0.25);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-tilt), 0 0 40px rgba(254, 190, 0, 0.1);
  transform-style: preserve-3d;
  transition: transform 0.2s ease-out, box-shadow 0.2s ease-out;
  position: relative;
}

.tilt-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 1rem;
}

.tilt-brand {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--color-yellow);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.tilt-status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-yellow);
  background: rgba(254, 190, 0, 0.12);
  border: 1px solid rgba(254, 190, 0, 0.25);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-full);
}

.tilt-media {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 0;
  min-height: 260px;
}

.tilt-img {
  width: 100%;
  max-height: 280px;
  object-fit: contain;
  filter: drop-shadow(0 15px 25px rgba(0, 0, 0, 0.5));
  transition: transform 0.3s ease;
}

.tilt-info {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background: rgba(11, 17, 26, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.tilt-name-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.tilt-model-name {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.35rem;
  color: #FFFFFF;
}

.tilt-category-badge {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-yellow);
  background: rgba(254, 190, 0, 0.15);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.tilt-specs-grid {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  font-size: 0.8rem;
}

.tilt-spec {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.1rem 0.75rem;
  color: var(--color-graphite-400);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  padding-bottom: 0.25rem;
}

.tilt-spec:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.tilt-spec span {
  font-size: 0.75rem;
  color: var(--color-graphite-400);
}

.tilt-spec strong {
  color: #FFFFFF;
  font-weight: 600;
  text-align: right;
  min-width: 0;
  margin-left: auto;
  overflow-wrap: anywhere;
}

.tilt-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1rem;
  gap: 0.75rem;
}

/* --------------------------------------------------------------------------
   8. BANDA DE MARCAS Y PIONEROS
   -------------------------------------------------------------------------- */
.brands-bar {
  background-color: var(--color-graphite-950);
  border-bottom: 1px solid var(--border-dark);
  padding: 1.25rem 1.5rem;
}

.brands-container {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.brands-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-graphite-400);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.brands-list {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: #FFFFFF;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand-badge span {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-graphite-400);
  font-family: var(--font-sans);
}

/* --------------------------------------------------------------------------
   9. CATEGORÍAS TÉCNICAS CON ÍCONOS SVG DE LÍNEA ANIMADOS
   -------------------------------------------------------------------------- */
.section-technical {
  padding: 5.5rem 1.5rem;
  background-color: #FFFFFF;
}

.section-container {
  max-width: var(--container-max);
  margin: 0 auto;
}

.section-head {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 3.5rem;
}

.section-kicker {
  font-size: 0.825rem;
  font-weight: 700;
  color: var(--color-yellow-dark);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.2vw, 2.75rem);
  font-weight: 800;
  color: var(--color-graphite-900);
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--color-graphite-600);
  max-width: 680px;
  line-height: 1.6;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.category-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: all 0.25s var(--ease-spring);
  position: relative;
}

.category-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-yellow-dark);
  box-shadow: var(--shadow-lg);
}

.category-icon-wrapper {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-sm);
  background: var(--color-graphite-50);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-graphite-900);
  transition: all 0.25s ease;
}

.category-card:hover .category-icon-wrapper {
  background: var(--color-yellow-light);
  border-color: var(--color-yellow);
  color: var(--color-graphite-950);
}

/* Trazos SVG animados */
.svg-machine-icon {
  width: 48px;
  height: 48px;
}

.svg-machine-icon path,
.svg-machine-icon circle,
.svg-machine-icon rect,
.svg-machine-icon line,
.svg-machine-icon polygon {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: stroke-dashoffset 1.4s var(--ease-spring);
}

.category-card-content h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-graphite-900);
  margin-bottom: 0.5rem;
}

.category-card-content p {
  font-size: 0.9rem;
  color: var(--color-graphite-600);
  line-height: 1.5;
}

.category-card-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-graphite-900);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: auto;
  padding-top: 0.5rem;
}

.category-card:hover .category-card-link {
  color: var(--color-yellow-dark);
}

/* --------------------------------------------------------------------------
   10. BUSCADOR Y CATÁLOGO DE MODELOS REALES
   -------------------------------------------------------------------------- */
.section-catalog {
  padding: 5.5rem 1.5rem;
  background-color: var(--color-graphite-50);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.catalog-toolbar {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.catalog-search-box {
  position: relative;
  max-width: 500px;
}

.catalog-search-input {
  width: 100%;
  padding: 0.8rem 1rem 0.8rem 2.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-medium);
  background: #FFFFFF;
  font-size: 0.95rem;
  color: var(--text-main);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.catalog-search-input:focus {
  outline: none;
  border-color: var(--color-yellow-dark);
  box-shadow: 0 0 0 3px rgba(254, 190, 0, 0.2);
}

.catalog-search-icon {
  position: absolute;
  left: 0.95rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-graphite-400);
  pointer-events: none;
}

.catalog-filters {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.45rem 0.95rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-medium);
  background: #FFFFFF;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-graphite-700);
  transition: all 0.15s ease;
}

.filter-btn:hover {
  background: var(--color-graphite-100);
  color: var(--color-graphite-900);
}

.filter-btn.is-active {
  background: var(--color-graphite-900);
  color: #FFFFFF;
  border-color: var(--color-graphite-900);
}

.catalog-status-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.875rem;
  color: var(--color-graphite-500);
  padding: 0.25rem 0;
}

.models-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 1.5rem;
}

.model-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  transition: all 0.25s var(--ease-spring);
  position: relative;
}

.model-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-yellow);
  box-shadow: var(--shadow-md);
}

.model-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.model-brand {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-blue-brand);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.model-type-tag {
  font-size: 0.725rem;
  font-weight: 600;
  color: var(--color-graphite-600);
  background: var(--color-graphite-100);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
}

.model-name {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-graphite-900);
  margin-bottom: 1rem;
}

.model-media {
  min-height: 190px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 0;
  margin-bottom: 1.25rem;
  background: radial-gradient(circle at 50% 50%, rgba(241, 245, 249, 0.8) 0%, transparent 70%);
}

.model-img {
  max-height: 170px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  transition: transform 0.25s ease;
}

.model-card:hover .model-img {
  transform: scale(1.05);
}

.model-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.model-location-note {
  font-size: 0.75rem;
  color: var(--color-graphite-500);
}

.catalog-empty {
  display: none;
  text-align: center;
  padding: 4rem 2rem;
  background: #FFFFFF;
  border: 1px dashed var(--border-medium);
  border-radius: var(--radius-md);
}

.catalog-empty.is-visible {
  display: block;
}

/* --------------------------------------------------------------------------
   11. BLOQUE DE SEDES Y MAPA SVG DEL SUR AMAZÓNICO
   -------------------------------------------------------------------------- */
.section-sedes {
  padding: 5.5rem 1.5rem;
  background-color: #FFFFFF;
}

.sedes-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.sedes-info {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.sedes-cards-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.sede-card {
  background: var(--color-graphite-50);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  transition: all 0.2s ease;
  cursor: pointer;
}

.sede-card:hover,
.sede-card.is-active {
  border-color: var(--color-yellow-dark);
  background: #FFFFFF;
  box-shadow: var(--shadow-sm);
}

.sede-badge {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--color-graphite-950);
  background: var(--color-yellow);
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  white-space: nowrap;
}

.sede-details h4 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-graphite-900);
  margin-bottom: 0.25rem;
}

.sede-details p {
  font-size: 0.875rem;
  color: var(--color-graphite-600);
  line-height: 1.4;
}

.sede-note {
  font-size: 0.75rem;
  color: var(--color-graphite-500);
  margin-top: 0.35rem;
}

/* Contenedor del Mapa SVG */
.sedes-map-wrapper {
  background: var(--color-graphite-900);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 2rem;
  color: #FFFFFF;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.sedes-map-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 0.75rem;
}

.sedes-map-title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-yellow);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.sedes-map-coords {
  font-family: monospace;
  font-size: 0.75rem;
  color: var(--color-graphite-400);
}

.sedes-svg-map {
  width: 100%;
  height: auto;
  max-height: 440px;
}

.map-node {
  cursor: pointer;
  transition: transform 0.2s ease;
}

.map-node:hover {
  transform: scale(1.15);
}

/* --------------------------------------------------------------------------
   12. REPUESTOS Y BENEFICIOS
   -------------------------------------------------------------------------- */
.section-repuestos {
  padding: 5.5rem 1.5rem;
  background-color: var(--color-graphite-900);
  color: #FFFFFF;
}

.section-repuestos .section-title {
  color: #FFFFFF;
}

.section-repuestos .section-desc {
  color: var(--color-graphite-300);
}

.repuestos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3.5rem;
}

.repuesto-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: all 0.2s ease;
}

.repuesto-card:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--color-yellow);
  transform: translateY(-2px);
}

.repuesto-card h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-yellow);
}

.repuesto-card p {
  font-size: 0.9rem;
  color: var(--color-graphite-300);
  line-height: 1.5;
}

.beneficios-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  padding-top: 3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.beneficio-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.beneficio-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(254, 190, 0, 0.12);
  border: 1px solid rgba(254, 190, 0, 0.25);
  color: var(--color-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.beneficio-text {
  font-size: 0.925rem;
  font-weight: 600;
  color: #FFFFFF;
}

/* --------------------------------------------------------------------------
   13. FORMULARIO DE COTIZACIÓN Y CONTACTO
   -------------------------------------------------------------------------- */
.section-contact {
  padding: 5.5rem 1.5rem;
  background-color: #FFFFFF;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
}

.contact-form-card {
  background: var(--color-graphite-50);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-graphite-700);
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-medium);
  background: #FFFFFF;
  font-size: 0.925rem;
  color: var(--text-main);
  transition: all 0.15s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-yellow-dark);
  box-shadow: 0 0 0 3px rgba(254, 190, 0, 0.2);
}

textarea.form-control {
  min-height: 110px;
  resize: vertical;
}

.form-status {
  display: none;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  margin-top: 1.25rem;
  font-size: 0.875rem;
  line-height: 1.5;
}

.form-status.is-success {
  display: block;
  background: #ECFDF5;
  border: 1px solid #A7F3D0;
  color: #065F46;
}

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

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--color-yellow-light);
  border: 1px solid var(--color-yellow);
  color: var(--color-graphite-950);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-graphite-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.contact-item-value {
  font-size: 0.95rem;
  color: var(--color-graphite-900);
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   14. PIE DE PÁGINA
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-graphite-950);
  color: var(--color-graphite-400);
  padding: 5rem 1.5rem 3rem;
  border-top: 1px solid var(--border-dark);
}

.footer-container {
  max-width: var(--container-max);
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 3.5rem;
  padding-bottom: 3.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.footer-logo {
  height: 44px;
  width: auto;
  object-fit: contain;
}

.footer-claim {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-graphite-300);
  max-width: 320px;
}

.footer-col-title {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--color-graphite-400);
  font-size: 0.875rem;
  transition: color 0.15s ease;
}

.footer-links a:hover {
  color: var(--color-yellow);
}

.footer-middle {
  padding: 2.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.footer-disclaimer {
  font-size: 0.825rem;
  line-height: 1.5;
  color: var(--color-graphite-400);
}

.footer-disclaimer a {
  color: var(--color-yellow);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-modelos-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.footer-modelos-label {
  font-size: 0.825rem;
  color: #FFFFFF;
  font-weight: 600;
}

.footer-modelos-list {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.footer-modelos-list a {
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-graphite-300);
  font-size: 0.825rem;
  font-weight: 500;
}

.footer-modelos-list a:hover {
  background: rgba(254, 190, 0, 0.15);
  color: var(--color-yellow);
}

.footer-modelos-list a[aria-current="page"] {
  background: var(--color-yellow);
  color: var(--color-graphite-950);
  font-weight: 700;
}

.footer-bottom {
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.775rem;
  color: var(--color-graphite-500);
  flex-wrap: wrap;
  gap: 1rem;
}

/* --------------------------------------------------------------------------
   15. BOTÓN FLOTANTE DE WHATSAPP
   -------------------------------------------------------------------------- */
.wa-float {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  z-index: 800;
  transition: transform 0.2s var(--ease-spring), box-shadow 0.2s ease;
}

.wa-float:hover {
  transform: scale(1.08);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.5);
  color: #FFFFFF;
}

/* --------------------------------------------------------------------------
   16. MEDIA QUERIES (RESPONSIVE REAL 1440, 1280, 1024, 768, 390)
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .sedes-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

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

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

@media (max-width: 768px) {
  .site-nav,
  .header-actions .btn {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .hero-stripe {
    padding: 3rem 1.25rem 4rem;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .beneficios-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2.15rem;
  }

  .contact-form-card {
    padding: 1.5rem;
  }

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

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

  .diagonal-curtain {
    display: none !important;
  }
}