/* ==========================================================================
   INTERLOGISTIC - Estilos principales
   Autoelevadores HELI - Representantes oficiales en Argentina
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables - Paleta de colores del diseño
   -------------------------------------------------------------------------- */
:root {
  /* Colores principales */
  --color-primary: #E00020;
  --color-primary-dark: #B8001A;
  --color-secondary: #1A1A2E;
  --color-dark: #202020;
  
  /* Grises */
  --color-gray-100: #F5F5F5;
  --color-gray-200: #E0E0E0;
  --color-gray-300: #C0C0C0;
  --color-gray-400: #A0A0A0;
  --color-gray-500: #808080;
  --color-gray-600: #606060;
  --color-gray-700: #404040;
  
  /* Texto */
  --color-text: #333333;
  --color-text-light: #666666;
  --color-text-muted: #888888;
  --color-white: #FFFFFF;
  
  /* Tipografía */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3rem;
  
  /* Espaciado */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;
  
  /* Bordes */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
  --border-radius-xl: 16px;
  --border-radius-full: 9999px;
  
  /* Sombras */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
  
  /* Transiciones */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
  
  /* Contenedor */
  --container-max: 1200px;
  --container-padding: 1.5rem;
}

/* --------------------------------------------------------------------------
   Reset y base
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-white);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   Utilidades
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--spacing-4xl) 0;
}

.section--gray {
  background-color: var(--color-gray-100);
}

.section--dark {
  background-color: var(--color-secondary);
  color: var(--color-white);
}

.section--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.text-center {
  text-align: center;
}

.text-primary {
  color: var(--color-primary);
}

.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;
}

/* --------------------------------------------------------------------------
   Tipografía
   -------------------------------------------------------------------------- */
.section-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

/* Brands/Clients Banner */
.clients-banner {
  padding: var(--spacing-3xl) 0;
}

.clients-banner__title {
  font-size: var(--font-size-xl);
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  opacity: 0.9;
}

.clients-banner__image {
  max-width: 100%;
  height: auto;
  margin: 0 auto;
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  line-height: 1.1;
}

.section-title--spaced {
  margin-bottom: var(--spacing-2xl);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  max-width: 600px;
}

/* --------------------------------------------------------------------------
   Botones
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn--primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn--secondary {
  background-color: var(--color-secondary);
  color: var(--color-white);
}

.btn--secondary:hover {
  background-color: var(--color-dark);
}

.btn--outline {
  background-color: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}

.btn--outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn--white {
  background-color: var(--color-white);
  color: var(--color-primary);
}

.btn--white:hover {
  background-color: var(--color-gray-100);
}

.btn--lg {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: var(--font-size-base);
}

/* --------------------------------------------------------------------------
   Header / Navegación
   -------------------------------------------------------------------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.header__logo img {
  height: 40px;
  width: auto;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav__link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text);
  padding: var(--spacing-sm) 0;
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-base);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-primary);
}

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

.header__social a {
  color: var(--color-text);
  font-size: var(--font-size-lg);
  transition: color var(--transition-fast);
}

.header__social a:hover {
  color: var(--color-primary);
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--spacing-sm);
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  transition: all var(--transition-base);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  overflow: hidden;
}

.hero--services {
  background: var(--color-primary);
}

.hero--services::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: var(--color-gray-100);
  clip-path: polygon(15% 0, 100% 0, 100% 100%, 0 100%);
  z-index: 0;
}

.hero--home {
  background: var(--color-primary);
}

.hero--home::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 55%;
  height: 100%;
  background: url('../assets/images/hero-warehouse.png') center/cover no-repeat;
  z-index: 0;
}

.hero--home::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 55%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  z-index: 0;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__content {
  color: var(--color-white);
}

.hero__title {
  font-size: var(--font-size-5xl);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  line-height: 1.1;
}

.hero__subtitle {
  font-size: var(--font-size-2xl);
  font-weight: 500;
  margin-bottom: var(--spacing-lg);
  opacity: 0.95;
}

.hero__description {
  font-size: var(--font-size-base);
  margin-bottom: var(--spacing-xl);
  opacity: 0.9;
  max-width: 500px;
}

.hero__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.hero__image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__image img {
  max-width: 100%;
  height: auto;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.3));
}

/* --------------------------------------------------------------------------
   Features / Servicios Grid
   -------------------------------------------------------------------------- */
.features {
  padding: var(--spacing-4xl) 0;
}

.features__header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-3xl);
  align-items: center;
}

.features__title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  line-height: 1.2;
}

.features__description {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  line-height: 1.7;
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.feature-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  transition: all var(--transition-base);
  position: relative;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-gray-300);
  border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
  transition: background var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.feature-card:hover::before {
  background: var(--color-primary);
}

.feature-card__icon {
  width: 56px;
  height: 56px;
  background: var(--color-gray-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
}

.feature-card__icon svg {
  width: 28px;
  height: 28px;
  color: var(--color-gray-600);
}

.feature-card:hover .feature-card__icon svg {
  color: var(--color-primary);
}

.feature-card__title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.feature-card__list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.feature-card__list li {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  padding-left: var(--spacing-lg);
  position: relative;
}

.feature-card__list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

/* --------------------------------------------------------------------------
   Process / Cómo trabajamos
   -------------------------------------------------------------------------- */
.process {
  background: var(--color-gray-100);
  padding: var(--spacing-4xl) 0;
}

.process__steps {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
  max-width: 800px;
  margin: var(--spacing-3xl) auto 0;
}

.process-step {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  background: var(--color-white);
  padding: var(--spacing-xl) var(--spacing-2xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border-left: 4px solid var(--color-primary);
}

.process-step:hover {
  box-shadow: var(--shadow-lg);
  transform: translateX(10px);
  border-left-width: 6px;
}

.process-step__number {
  font-size: 4rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  min-width: 100px;
  opacity: 0.9;
}

.process-step__content {
  flex: 1;
}

.process-step__title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.process-step__text {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
}

.process-step__icon {
  color: var(--color-gray-400);
  font-size: var(--font-size-2xl);
}

/* --------------------------------------------------------------------------
   Why Choose Us / Por qué elegirnos
   -------------------------------------------------------------------------- */
.why-us {
  padding: var(--spacing-4xl) 0;
}

.why-us__list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  max-width: 700px;
  margin: var(--spacing-2xl) auto 0;
}

.why-us__item {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.why-us__item:last-child {
  border-bottom: none;
}

.why-us__icon {
  width: 40px;
  height: 40px;
  background: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.why-us__icon svg {
  width: 20px;
  height: 20px;
  color: var(--color-white);
}

.why-us__text {
  font-size: var(--font-size-lg);
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   Products Grid
   -------------------------------------------------------------------------- */
.products {
  padding: var(--spacing-4xl) 0;
}

.products__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: var(--spacing-2xl);
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.products__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.product-card {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  position: relative;
  border: 1px solid var(--color-gray-200);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary);
}

.product-card__image {
  aspect-ratio: 1;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-white) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-card__image img {
  transform: scale(1.08);
}

.product-card__label {
  position: absolute;
  top: var(--spacing-md);
  left: var(--spacing-md);
  background: var(--color-primary);
  color: var(--color-white);
  font-size: var(--font-size-xs);
  font-weight: 700;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--border-radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.product-card__content {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--color-gray-200);
}

.product-card__title {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.product-card__category {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Decorative Elements
   -------------------------------------------------------------------------- */
.divider {
  height: 4px;
  background: var(--color-primary);
  border: none;
  margin: 0;
}

/* --------------------------------------------------------------------------
   About / Quiénes Somos
   -------------------------------------------------------------------------- */
.about {
  padding: var(--spacing-4xl) 0;
  background: var(--color-white);
  position: relative;
}

.about--with-bg {
  background: linear-gradient(to right, var(--color-gray-100) 50%, transparent 50%),
              url('../assets/images/about-image.png') right center/50% 100% no-repeat;
}

.about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4xl);
  align-items: center;
}

.about__image {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about__image img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.about__list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.about__item {
  display: flex;
  gap: var(--spacing-md);
}

.about__item-icon {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.about__item-content h4 {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.about__item-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

/* --------------------------------------------------------------------------
   Services Section
   -------------------------------------------------------------------------- */
.services {
  padding: var(--spacing-4xl) 0;
  background: var(--color-gray-100);
}

.services__header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-3xl);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.service-card {
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-xl);
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  transition: all var(--transition-base);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.service-card__icon {
  width: 72px;
  height: 72px;
  margin: 0 auto var(--spacing-lg);
  background: var(--color-gray-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.service-card:hover .service-card__icon {
  background: var(--color-primary);
}

.service-card__icon svg {
  width: 36px;
  height: 36px;
  color: var(--color-primary);
  transition: color var(--transition-base);
}

.service-card:hover .service-card__icon svg {
  color: var(--color-white);
}

.service-card__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.service-card__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   Brands / Marcas
   -------------------------------------------------------------------------- */
.brands {
  padding: var(--spacing-3xl) 0;
  background: var(--color-gray-100);
}

.brands__grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-3xl);
  flex-wrap: wrap;
}

.brands__item {
  opacity: 0.6;
  transition: opacity var(--transition-base);
  filter: grayscale(100%);
}

.brands__item:hover {
  opacity: 1;
  filter: grayscale(0);
}

.brands__item img {
  height: 60px;
  width: auto;
}

/* --------------------------------------------------------------------------
   CTA Banner
   -------------------------------------------------------------------------- */
.cta-banner {
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--spacing-4xl) 0;
}

.cta-banner__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.cta-banner__title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.cta-banner__subtitle {
  font-size: var(--font-size-lg);
  opacity: 0.9;
}

.cta-banner__content {
  text-align: right;
}

.cta-banner__quote {
  font-size: var(--font-size-xl);
  font-style: italic;
  margin-bottom: var(--spacing-lg);
  opacity: 0.95;
}

.cta-banner__text {
  font-size: var(--font-size-base);
  margin-bottom: var(--spacing-xl);
  opacity: 0.9;
}

/* --------------------------------------------------------------------------
   Contact Form
   -------------------------------------------------------------------------- */
.contact {
  padding: var(--spacing-4xl) 0;
  background: var(--color-secondary);
  color: var(--color-white);
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4xl);
}

.contact__logo {
  margin-bottom: var(--spacing-2xl);
}

.contact__info h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-xl);
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

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

.contact__item svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
}

.contact__item a:hover {
  color: var(--color-primary);
}

.contact__form h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-lg);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form__group {
  margin-bottom: var(--spacing-md);
}

.form__input,
.form__textarea {
  width: 100%;
  padding: var(--spacing-md);
  background: var(--color-white);
  border: none;
  border-radius: var(--border-radius-sm);
  font-family: inherit;
  font-size: var(--font-size-base);
  color: var(--color-text);
  transition: box-shadow var(--transition-fast);
}

.form__input:focus,
.form__textarea:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(224, 0, 32, 0.3);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--color-text-muted);
}

.form__textarea {
  min-height: 120px;
  resize: vertical;
}

.form__submit {
  width: 100%;
  margin-top: var(--spacing-md);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  background: var(--color-dark);
  color: var(--color-white);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-3xl);
  padding-bottom: var(--spacing-2xl);
  border-bottom: 1px solid var(--color-gray-700);
}

.footer__brand img {
  height: 50px;
  margin-bottom: var(--spacing-lg);
}

.footer__brand p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  margin-bottom: var(--spacing-lg);
  max-width: 300px;
}

.footer__social {
  display: flex;
  gap: var(--spacing-md);
}

.footer__social a {
  width: 40px;
  height: 40px;
  background: var(--color-gray-700);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.footer__social a:hover {
  background: var(--color-primary);
}

.footer__social svg {
  width: 18px;
  height: 18px;
}

.footer__column h4 {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer__links a {
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  transition: color var(--transition-fast);
}

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

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-xl);
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

/* --------------------------------------------------------------------------
   Products Page Specific
   -------------------------------------------------------------------------- */
.products-page {
  padding-top: 100px;
}

.products-page__header {
  background: var(--color-gray-100);
  padding: var(--spacing-2xl) 0;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
}

.breadcrumb a:hover {
  color: var(--color-primary);
}

.breadcrumb span {
  color: var(--color-text);
}

.products-page__content {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--spacing-2xl);
  padding: var(--spacing-2xl) 0;
}

/* Filters sidebar */
.filters {
  position: sticky;
  top: 100px;
  height: fit-content;
}

.filter-group {
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid var(--color-gray-200);
}

.filter-group:last-child {
  border-bottom: none;
}

.filter-group__title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-md);
}

.filter-group__options {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.filter-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
}

.filter-option input {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
}

.filter-option label {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  cursor: pointer;
}

/* --------------------------------------------------------------------------
   Responsive Design
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero__content {
    order: 2;
  }
  
  .hero__image {
    order: 1;
  }
  
  .hero__buttons {
    justify-content: center;
  }
  
  .hero--services {
    background: var(--color-primary);
  }
  
  .hero--services::after {
    display: none;
  }
  
  .hero--home::before {
    width: 100%;
    opacity: 0.3;
  }
  
  .hero--home::after {
    width: 100%;
  }
  
  .features__header,
  .about__inner,
  .services__header,
  .cta-banner__inner,
  .contact__inner {
    grid-template-columns: 1fr;
  }
  
  .features__grid,
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .products__grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .footer__inner {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .products-page__content {
    grid-template-columns: 1fr;
  }
  
  .filters {
    position: static;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
  }
  
  .filter-group {
    border-bottom: none;
    padding-bottom: 0;
  }
}

@media (max-width: 768px) {
  :root {
    --font-size-5xl: 2.5rem;
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.75rem;
  }
  
  .header__nav {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: var(--spacing-xl);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
    z-index: 999;
  }
  
  .header__nav.active {
    transform: translateX(0);
  }
  
  .nav__list {
    flex-direction: column;
    gap: var(--spacing-md);
    width: 100%;
  }
  
  .nav__link {
    font-size: var(--font-size-lg);
    padding: var(--spacing-md) 0;
    display: block;
    text-align: center;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  
  .features__grid,
  .services__grid,
  .products__grid {
    grid-template-columns: 1fr;
  }
  
  .process-step {
    flex-direction: column;
    text-align: center;
  }
  
  .process-step__number {
    min-width: auto;
  }
  
  .footer__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer__brand {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .footer__social {
    justify-content: center;
  }
  
  .footer__bottom {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }
  
  .filters {
    grid-template-columns: 1fr;
  }
  
  .cta-banner__content {
    text-align: center;
  }
}

@media (max-width: 480px) {
  :root {
    --container-padding: 1rem;
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.75rem;
  }
  
  .hero {
    min-height: auto;
    padding: var(--spacing-4xl) 0;
    padding-top: 100px;
  }
  
  .hero__buttons {
    flex-direction: column;
  }
  
  .hero__buttons .btn {
    width: 100%;
  }
  
  .products__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }
  
  .product-card__content {
    padding: var(--spacing-md);
  }
}

/* --------------------------------------------------------------------------
   WhatsApp Button
   -------------------------------------------------------------------------- */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  z-index: 900;
  transition: all var(--transition-base);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-xl);
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  fill: var(--color-white);
}

/* --------------------------------------------------------------------------
   Animations
   -------------------------------------------------------------------------- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fadeInUp {
  animation: fadeInUp 0.6s ease forwards;
}

.animate-delay-100 { animation-delay: 100ms; }
.animate-delay-200 { animation-delay: 200ms; }
.animate-delay-300 { animation-delay: 300ms; }
.animate-delay-400 { animation-delay: 400ms; }

/* --------------------------------------------------------------------------
   Products Page Additional Styles
   -------------------------------------------------------------------------- */
.products-page__main {
  padding: var(--spacing-2xl) 0 var(--spacing-4xl);
}

.products-grid-wrapper {
  flex: 1;
}

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

.product-card__brand {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
}

.product-card__specs {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.product-card__actions {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.btn--sm {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-xs);
}

/* Services Page - Posventa Specific Styles */
.hero--services .hero__inner {
  grid-template-columns: 1fr 1fr;
}

.services-features {
  padding: var(--spacing-4xl) 0;
  background: var(--color-white);
}

.services-features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  margin-top: var(--spacing-3xl);
}

/* Testimonials Section */
.testimonials {
  padding: var(--spacing-4xl) 0;
  background: var(--color-gray-100);
}

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.testimonial-card {
  background: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
}

.testimonial-card__quote {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  font-style: italic;
  margin-bottom: var(--spacing-lg);
  line-height: 1.7;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.testimonial-card__avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--color-gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: var(--color-primary);
}

.testimonial-card__info h4 {
  font-size: var(--font-size-base);
  font-weight: 600;
}

.testimonial-card__info p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Stats Section */
.stats {
  padding: var(--spacing-3xl) 0;
  background: var(--color-secondary);
  color: var(--color-white);
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  text-align: center;
}

.stat-item__number {
  font-size: var(--font-size-5xl);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.stat-item__label {
  font-size: var(--font-size-base);
  opacity: 0.9;
}

/* Additional Mobile Responsive */
@media (max-width: 1024px) {
  .products-page .products__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .stats__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .testimonials__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .products-page .products__grid {
    grid-template-columns: 1fr;
  }
  
  .services-features__grid {
    grid-template-columns: 1fr;
  }
  
  .stats__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
  
  .stat-item__number {
    font-size: var(--font-size-4xl);
  }
}

@media (max-width: 480px) {
  .product-card__actions {
    flex-direction: column;
  }
  
  .product-card__actions .btn {
    width: 100%;
    text-align: center;
  }
}