/* ============================================================
   FOTERMA — Hoja de estilos principal
   Importa tokens.css antes de este archivo
   ============================================================ */

/* ============================================================
   BASE & RESET
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-size: var(--size-base);
  color: var(--color-text);
  line-height: var(--leading-normal);
  background-color: var(--color-bg-white);
  overflow-x: hidden;
  padding-top: var(--header-height);
}

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

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

ul, ol {
  list-style: none;
}

input, select, textarea, button {
  font-family: inherit;
  font-size: inherit;
}

/* ============================================================
   UTILIDADES
   ============================================================ */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-label {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--size-xs);
  font-weight: var(--weight-bold);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: var(--space-3);
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--size-3xl);
  font-weight: var(--weight-bold);
  color: var(--color-title);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: var(--size-md);
  color: var(--color-subtitle);
  max-width: 580px;
  margin: 0 auto;
  line-height: var(--leading-relaxed);
}

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.875rem var(--space-8);
  font-family: var(--font-heading);
  font-size: var(--size-base);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-md);
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition-base);
  white-space: nowrap;
  text-decoration: none;
}

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

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

.btn-outline-white {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.7);
}

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

.btn-full {
  width: 100%;
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--color-white);
  border-bottom: 1px solid transparent;
  transition: all var(--transition-base);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
  border-bottom-color: var(--color-border);
}

.site-header.scrolled .nav-container {
  height: var(--header-height-scrolled);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  transition: height var(--transition-base);
}

.nav-logo a {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav-logo img {
  height: 52px;
  width: auto;
  object-fit: contain;
  transition: height var(--transition-base);
}

.site-header.scrolled .nav-logo img {
  height: 42px;
}

/* Menú de navegación */
.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
  justify-content: center;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: var(--size-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-title);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  position: relative;
  transition: color var(--transition-base);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transform: translateX(-50%);
  transition: width var(--transition-base);
  border-radius: var(--radius-full);
}

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

.nav-link:hover::after,
.nav-link.active::after {
  width: 70%;
}

/* Contacto en header */
.nav-contact {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.nav-phone {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--size-sm);
  font-weight: var(--weight-bold);
  color: var(--color-title);
  transition: color var(--transition-base);
}

.nav-phone i {
  color: var(--color-primary);
  font-size: var(--size-base);
}

.nav-phone:hover {
  color: var(--color-primary);
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  background-color: var(--color-whatsapp);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: var(--size-sm);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn-whatsapp:hover {
  background-color: #1db954;
  box-shadow: 0 4px 16px rgba(37,211,102,0.45);
  transform: translateY(-1px);
}

.btn-whatsapp i {
  font-size: var(--size-md);
}

/* Hamburguesa móvil */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  z-index: 1100;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-title);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ============================================================
   HERO — CARRUSEL
   ============================================================ */
.hero-section {
  height: calc(100vh - var(--header-height));
  min-height: 540px;
  position: relative;
}

.hero-swiper,
.hero-swiper .swiper-wrapper {
  height: 100%;
}

.hero-slide {
  position: relative;
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-bottom: 64px; /* reserve space for Swiper pagination dots */
}

/* Fondos de color como fallback por si fallan las imágenes externas */
.hero-slide:nth-child(1) { background-color: #0d3a4a; }
.hero-slide:nth-child(2) { background-color: #1a2c3e; }
.hero-slide:nth-child(3) { background-color: #0f3d36; }
.hero-slide:nth-child(4) { background-color: #1c2a1a; }

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 25, 40, 0.80) 0%,
    rgba(23, 141, 130, 0.40) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: var(--space-8) var(--space-6);
  max-width: 820px;
  width: 100%;
}

.hero-icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 76px;
  height: 76px;
  background-color: rgba(23, 141, 130, 0.25);
  border: 2px solid rgba(23, 141, 130, 0.55);
  border-radius: var(--radius-full);
  margin: 0 auto var(--space-6);
  backdrop-filter: blur(6px);
}

.hero-icon-wrap i {
  font-size: var(--size-2xl);
  color: var(--color-white);
}

.hero-title {
  font-family: var(--font-heading);
  font-size: var(--size-5xl);
  font-weight: var(--weight-extrabold);
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 3px;
  line-height: var(--leading-tight);
  margin-bottom: var(--space-6);
  text-shadow: 0 2px 24px rgba(0,0,0,0.5);
}

.hero-title .hero-service {
  color: var(--color-primary-light);
  display: block;
  min-height: 1.2em; /* prevents layout jump when empty during erase */
}

.hero-title .hero-service.is-animating::after {
  content: '|';
  animation: blink-cursor 0.6s step-end infinite;
  font-weight: var(--weight-regular);
  margin-left: 2px;
  opacity: 1;
}

@keyframes blink-cursor {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: var(--size-lg);
  color: rgba(255,255,255,0.88);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-16);
  text-shadow: 0 1px 8px rgba(0,0,0,0.4);
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* Swiper customización */
.hero-swiper .swiper-pagination {
  bottom: var(--space-8);
}

.hero-swiper .swiper-pagination-bullet {
  width: 10px;
  height: 10px;
  background-color: rgba(255,255,255,0.5);
  opacity: 1;
  transition: all var(--transition-base);
}

.hero-swiper .swiper-pagination-bullet-active {
  background-color: var(--color-primary);
  width: 32px;
  border-radius: var(--radius-full);
}

.hero-swiper .swiper-button-prev,
.hero-swiper .swiper-button-next {
  width: 48px;
  height: 48px;
  background-color: rgba(255,255,255,0.15);
  border-radius: var(--radius-full);
  color: var(--color-white);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.2);
  transition: all var(--transition-base);
}

.hero-swiper .swiper-button-prev:hover,
.hero-swiper .swiper-button-next:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.hero-swiper .swiper-button-prev::after,
.hero-swiper .swiper-button-next::after {
  font-size: var(--size-base);
  font-weight: var(--weight-bold);
}

/* ============================================================
   SERVICIOS
   ============================================================ */
.services-section {
  padding: var(--section-padding-y) 0;
  background-color: var(--color-bg-white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.service-card {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-10) var(--space-6);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  cursor: default;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--transition-base);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  background-color: var(--color-primary-ultra-light);
  border-radius: var(--radius-xl);
  margin: 0 auto var(--space-6);
  transition: all var(--transition-base);
}

.service-card:hover .service-icon {
  background-color: var(--color-primary);
  box-shadow: var(--shadow-primary);
}

.service-icon i {
  font-size: var(--size-2xl);
  color: var(--color-primary);
  transition: color var(--transition-base);
}

.service-card:hover .service-icon i {
  color: var(--color-white);
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: var(--size-xl);
  font-weight: var(--weight-bold);
  color: var(--color-title);
  margin-bottom: var(--space-4);
}

.service-card p {
  font-size: var(--size-sm);
  color: var(--color-subtitle);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--size-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  transition: all var(--transition-base);
}

.service-link i {
  font-size: var(--size-xs);
  transition: transform var(--transition-base);
}

.service-link:hover {
  color: var(--color-primary-dark);
}

.service-link:hover i {
  transform: translateX(4px);
}

/* ============================================================
   MARCAS
   ============================================================ */
.brands-section {
  padding: var(--space-20) 0;
  background-color: var(--color-bg-light);
}

.brands-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}

.brand-item {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6) var(--space-8);
  min-height: 88px;
  transition: all var(--transition-base);
  filter: grayscale(100%);
  opacity: 0.55;
}

.brand-item:hover {
  filter: grayscale(0%);
  opacity: 1;
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: var(--color-primary);
}

.brand-item img {
  width: 100%;
  height: 48px;
  object-fit: contain;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: var(--size-md);
  font-weight: var(--weight-bold);
  color: var(--color-title);
  text-align: center;
  letter-spacing: 0.5px;
}

/* ============================================================
   QUIÉNES SOMOS
   ============================================================ */
.about-section {
  padding: var(--section-padding-y) 0;
  background-color: var(--color-bg-white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: var(--space-20);
  row-gap: 0;
  align-items: start;
}

.about-content {
  grid-column: 1;
  grid-row: 1;
}

.about-image-wrap {
  grid-column: 2;
  grid-row: 1;
}

.about-cta {
  grid-column: 2;
  grid-row: 2;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding-top: var(--space-8);
}

.about-content .section-label,
.about-content .section-title {
  text-align: left;
}

.about-content p {
  font-size: var(--size-md);
  color: var(--color-text);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-5);
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin: var(--space-8) 0;
}

.about-features li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--size-base);
  font-weight: var(--weight-semibold);
  color: var(--color-title);
}

.about-features li i {
  color: var(--color-primary);
  font-size: var(--size-lg);
  flex-shrink: 0;
}

/* Stats counter */
.about-stats {
  grid-column: 1;
  grid-row: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  padding: var(--space-8) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  margin: 0;
}

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

.stat-number {
  font-family: var(--font-heading);
  font-size: var(--size-3xl);
  font-weight: var(--weight-extrabold);
  color: var(--color-primary);
  display: block;
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--size-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-subtitle);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Imagen about */
.about-image-wrap {
  position: relative;
}

.about-image-wrap::before {
  content: '';
  position: absolute;
  top: var(--space-6);
  left: var(--space-6);
  right: calc(-1 * var(--space-6));
  bottom: calc(-1 * var(--space-6));
  background-color: var(--color-primary-ultra-light);
  border-radius: var(--radius-2xl);
  z-index: 0;
}

.about-image-wrap img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
}

.about-badge {
  position: absolute;
  z-index: 2;
  bottom: calc(-1 * var(--space-4));
  left: calc(-1 * var(--space-4));
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-5) var(--space-6);
  box-shadow: var(--shadow-lg);
  text-align: center;
  min-width: 120px;
}

.about-badge strong {
  font-family: var(--font-heading);
  font-size: var(--size-3xl);
  font-weight: var(--weight-extrabold);
  display: block;
  line-height: 1;
}

.about-badge span {
  font-size: var(--size-xs);
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.9;
}

/* ============================================================
   CONTACTO
   ============================================================ */
.contact-section {
  padding: var(--section-padding-y) 0;
  background-color: var(--color-bg-light);
}

.contact-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: var(--space-16);
  align-items: start;
}

.contact-form-card {
  background-color: var(--color-white);
  border-radius: var(--radius-2xl);
  padding: var(--space-12);
  box-shadow: var(--shadow-md);
}

.contact-form-card h3 {
  font-family: var(--font-heading);
  font-size: var(--size-xl);
  font-weight: var(--weight-bold);
  color: var(--color-title);
  margin-bottom: var(--space-8);
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

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

.form-group label {
  font-family: var(--font-heading);
  font-size: var(--size-xs);
  font-weight: var(--weight-bold);
  color: var(--color-title);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-input-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-title);
  transition: all var(--transition-base);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23AAAAAA' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-right: var(--space-10);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  background-color: var(--color-white);
  box-shadow: 0 0 0 3px rgba(23,141,130,0.12);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-muted);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
  line-height: var(--leading-normal);
}

/* Panel de información de contacto */
.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}

.contact-info-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background-color: var(--color-primary-ultra-light);
  border-radius: var(--radius-lg);
  flex-shrink: 0;
}

.contact-info-icon i {
  font-size: var(--size-lg);
  color: var(--color-primary);
}

.contact-info-icon.icon-whatsapp {
  background-color: #e6faf1;
}

.contact-info-icon.icon-whatsapp i {
  color: var(--color-whatsapp);
}

.contact-info-text h4 {
  font-family: var(--font-heading);
  font-size: var(--size-xs);
  font-weight: var(--weight-bold);
  color: var(--color-subtitle);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: var(--space-1);
}

.contact-info-text a,
.contact-info-text p {
  font-size: var(--size-base);
  font-weight: var(--weight-medium);
  color: var(--color-title);
  line-height: var(--leading-snug);
  transition: color var(--transition-fast);
  display: block;
}

.contact-info-text a:hover {
  color: var(--color-primary);
}

.contact-social-row {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-3);
}

.social-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  color: var(--color-white);
  font-size: var(--size-md);
  transition: all var(--transition-bounce);
}

.social-btn.fb {
  background-color: var(--color-facebook);
}

.social-btn.ig {
  background: linear-gradient(135deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

.social-btn:hover {
  transform: translateY(-4px) scale(1.1);
  box-shadow: var(--shadow-md);
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background-color: var(--color-bg-footer);
}

.footer-main {
  padding: var(--space-20) 0 var(--space-16);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: var(--space-10);
}

.footer-logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  margin-bottom: var(--space-5);
  opacity: 0.9;
}

.footer-tagline {
  font-size: var(--size-sm);
  color: rgba(255,255,255,0.5);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
}

.footer-col-title {
  font-family: var(--font-heading);
  font-size: var(--size-xs);
  font-weight: var(--weight-bold);
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 2.5px;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-primary);
  display: inline-block;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links li a,
.footer-links li {
  font-size: var(--size-sm);
  color: rgba(255,255,255,0.6);
  transition: all var(--transition-base);
  line-height: var(--leading-snug);
}

.footer-links li a:hover {
  color: var(--color-primary-light);
  padding-left: var(--space-2);
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer-contact-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.footer-contact-list li i {
  color: var(--color-primary);
  font-size: var(--size-sm);
  width: 16px;
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-list li a {
  font-size: var(--size-sm);
  color: rgba(255,255,255,0.6);
  transition: color var(--transition-base);
  word-break: break-all;
}

.footer-contact-list li a:hover {
  color: var(--color-white);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background-color: rgba(255,255,255,0.08);
  border-radius: var(--radius-full);
  color: rgba(255,255,255,0.6);
  font-size: var(--size-base);
  transition: all var(--transition-base);
  border: 1px solid rgba(255,255,255,0.1);
}

.footer-social a:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  transform: translateY(-3px);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: var(--space-5) 0;
}

.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.footer-bottom p,
.footer-bottom a {
  font-size: var(--size-xs);
  color: rgba(255,255,255,0.35);
}

.footer-bottom a:hover {
  color: rgba(255,255,255,0.7);
}

/* ============================================================
   ANIMACIONES
   ============================================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(32px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.animate-fade-up {
  animation: fadeInUp 0.7s ease forwards;
}

.animate-scale-in {
  animation: scaleIn 0.5s ease forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

/* ============================================================
   RESPONSIVE — TABLET (max 1024px)
   ============================================================ */
@media (max-width: 1024px) {
  :root {
    --size-5xl: 3rem;
    --size-3xl: 2rem;
  }

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

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

  .about-grid {
    column-gap: var(--space-12);
  }

  .about-image-wrap::before {
    display: none;
  }

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

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-10);
  }
}

/* ============================================================
   RESPONSIVE — MÓVIL (max 768px)
   ============================================================ */
@media (max-width: 768px) {
  :root {
    --size-5xl: 2.5rem;
    --size-4xl: 2rem;
    --size-3xl: 1.75rem;
    --section-padding-y: var(--space-16);
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-white);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: var(--space-8) var(--space-6);
    gap: var(--space-2);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
    box-shadow: var(--shadow-xl);
    z-index: 999;
    overflow-y: auto;
  }

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

  .nav-link {
    font-size: var(--size-lg);
    padding: var(--space-3) var(--space-2);
    width: 100%;
  }

  .nav-phone .phone-text {
    display: none;
  }

  .btn-whatsapp .wa-text {
    display: none;
  }

  .btn-whatsapp {
    padding: var(--space-2) var(--space-3);
  }

  .hero-subtitle {
    font-size: var(--size-base);
  }

  .hero-icon-wrap {
    width: 60px;
    height: 60px;
  }

  .hero-icon-wrap i {
    font-size: var(--size-xl);
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    max-width: 360px;
    padding: 0 var(--space-6);
    margin: 0 auto;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

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

  .about-grid {
    grid-template-columns: 1fr;
    column-gap: 0;
    row-gap: var(--space-8);
  }

  .about-content  { grid-column: 1; grid-row: 1; }
  .about-image-wrap { grid-column: 1; grid-row: 2; order: unset; }
  .about-stats    { grid-column: 1; grid-row: 3; }
  .about-cta      { grid-column: 1; grid-row: 4; padding-top: 0; }

  .about-image-wrap img {
    height: 280px;
  }

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

  .contact-form {
    grid-template-columns: 1fr;
  }

  .contact-form-card {
    padding: var(--space-8);
  }

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

  .section-title {
    font-size: var(--size-2xl);
  }
}

/* ============================================================
   RESPONSIVE — PEQUEÑO (max 480px)
   ============================================================ */
@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-4);
  }

  .hero-title {
    font-size: var(--size-3xl);
    letter-spacing: 1px;
  }

  .brands-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .about-stats {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
  }
}