/* ========================================
   PLASTICOS HD - Landing Page Styles
   ======================================== */

/* CSS Reset & Base */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Colors - Industrial Dark Theme with Orange Accent */
  --background: #0f0f11;
  --foreground: #fafafa;
  --card: #18181b;
  --card-foreground: #fafafa;
  --primary: #f97316;
  --primary-foreground: #0f0f11;
  --secondary: #27272a;
  --secondary-foreground: #fafafa;
  --muted: #27272a;
  --muted-foreground: #a1a1aa;
  --border: #3f3f46;
  --input: #27272a;
  --ring: #f97316;

  /* Spacing */
  --container-max: 1200px;
  --section-padding: 6rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

.lightbox-image {
  max-width: 90vw;   /* máximo ancho: 90% de la pantalla */
  max-height: 80vh;  /* máximo alto: 80% de la pantalla */
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
  margin: 0 auto;
}
img {
  width: 100%;
  height: auto;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1rem;
}

@media (min-width: 768px) {
  .container {
    padding: 0 2rem;
  }
}

/* ========================================
   NAVBAR
   ======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
}

.navbar.scrolled {
  background-color: rgba(15, 15, 17, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 5rem;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-icon {
  width: 2.5rem;
  height: 2.5rem;
  background-color: whitesmoke;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--primary-foreground);
  transition: transform var(--transition-fast);
}

.navbar-logo:hover .logo-icon {
  transform: scale(1.05);
}

.logo-text {
  font-weight: 700;
  font-size: 1.25rem;
  display: none;
}

@media (min-width: 640px) {
  .logo-text {
    display: block;
  }
}

.navbar-links {
  display: none;
  align-items: center;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .navbar-links {
    display: flex;
  }
}

.navbar-links a {
  color: var(--muted-foreground);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

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

.navbar-cta {
  display: none;
  align-items: center;
  gap: 1rem;
}

@media (min-width: 1024px) {
  .navbar-cta {
    display: flex;
  }
}

.navbar-phone {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--muted-foreground);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

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

.navbar-phone svg {
  width: 1rem;
  height: 1rem;
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--foreground);
}

@media (min-width: 1024px) {
  .mobile-menu-btn {
    display: none;
  }
}

.mobile-menu-btn svg {
  width: 1.5rem;
  height: 1.5rem;
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  background-color: var(--card);
  border-top: 1px solid var(--border);
  padding: 1rem 0;
}

.mobile-menu.open {
  display: block;
}

@media (min-width: 1024px) {
  .mobile-menu {
    display: none !important;
  }
}

.mobile-menu a {
  display: block;
  padding: 0.75rem 1rem;
  color: var(--muted-foreground);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.mobile-menu a:hover {
  color: var(--primary);
  background-color: var(--secondary);
}

.mobile-menu-cta {
  padding: 1rem;
  border-top: 1px solid var(--border);
  margin-top: 0.5rem;
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-xl);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.btn-primary:hover {
  background-color: #ea580c;
  transform: scale(1.02);
}

.btn-outline {
  background-color: transparent;
  color: var(--foreground);
  border: 2px solid rgba(249, 115, 22, 0.5);
}

.btn-outline:hover {
  background-color: rgba(249, 115, 22, 0.1);
  border-color: var(--primary);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

.btn-full {
  width: 100%;
}

.btn svg {
  width: 1.25rem;
  height: 1.25rem;
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: 5rem;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--background) 0%, var(--background) 60%, var(--card) 100%);
}

.hero-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.05;
  background-image: 
    linear-gradient(rgba(249, 115, 22, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(249, 115, 22, 0.1) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-glow-1 {
  position: absolute;
  top: 5rem;
  left: 2.5rem;
  width: 18rem;
  height: 18rem;
  background: rgba(249, 115, 22, 0.15);
  border-radius: 50%;
  filter: blur(80px);
}

.hero-glow-2 {
  position: absolute;
  bottom: 5rem;
  right: 2.5rem;
  width: 24rem;
  height: 24rem;
  background: rgba(249, 115, 22, 0.08);
  border-radius: 50%;
  filter: blur(80px);
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 56rem;
  margin: 0 auto;
  text-align: center;
  opacity: 0;
  transform: translateY(2rem);
  transition: opacity 1s ease, transform 1s ease;
}

.hero-content.visible {
  opacity: 1;
  transform: translateY(0);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(249, 115, 22, 0.1);
  border: 1px solid rgba(249, 115, 22, 0.3);
  border-radius: var(--radius-full);
  padding: 0.5rem 1.25rem;
  margin-bottom: 2rem;
}

.hero-badge-dot {
  width: 0.5rem;
  height: 0.5rem;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero-badge-text {
  color: var(--primary);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-title {
  font-size: 2.5rem;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.75rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 4.5rem;
  }
}

.hero-title .highlight {
  color: var(--primary);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: rgba(250, 250, 250, 0.8);
  font-weight: 500;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .hero-subtitle {
    font-size: 1.5rem;
  }
}

.hero-description {
  font-size: 1.125rem;
  color: var(--muted-foreground);
  max-width: 40rem;
  margin: 0 auto 2.5rem;
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

@media (min-width: 640px) {
  .hero-buttons {
    flex-direction: row;
    justify-content: center;
  }
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 4rem;
}

@media (min-width: 768px) {
  .hero-stats {
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
  }
}

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

.hero-stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.25rem;
}

@media (min-width: 768px) {
  .hero-stat-value {
    font-size: 1.875rem;
  }
}

.hero-stat-label {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-10px); }
}

.scroll-indicator {
  width: 1.5rem;
  height: 2.5rem;
  border: 2px solid rgba(250, 250, 250, 0.3);
  border-radius: var(--radius-full);
  display: flex;
  justify-content: center;
  padding-top: 0.5rem;
}

.scroll-dot {
  width: 0.375rem;
  height: 0.75rem;
  background: var(--primary);
  border-radius: var(--radius-full);
}

/* ========================================
   SECTION STYLES
   ======================================== */
.section {
  padding: var(--section-padding) 0;
}

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

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-label {
  display: inline-block;
  color: var(--primary);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: 2rem;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 3rem;
  }
}

.section-description {
  font-size: 1.125rem;
  color: var(--muted-foreground);
  max-width: 40rem;
  margin: 0 auto;
}

/* Section Divider */
.section-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
}

/* ========================================
   SERVICES SECTION
   ======================================== */
.services-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.service-card {
  background: rgba(39, 39, 42, 0.5);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: 2rem;
  transition: border-color var(--transition-normal), background-color var(--transition-normal);
}

.service-card:hover {
  border-color: rgba(249, 115, 22, 0.5);
  background: var(--secondary);
}

.service-icon {
  width: 3.5rem;
  height: 3.5rem;
  background: rgba(249, 115, 22, 0.1);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: background-color var(--transition-normal);
}

.service-card:hover .service-icon {
  background: rgba(249, 115, 22, 0.2);
}

.service-icon svg {
  width: 1.75rem;
  height: 1.75rem;
  color: var(--primary);
}

.service-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.service-description {
  color: var(--muted-foreground);
  line-height: 1.6;
}

/* ========================================
   PROCESS SECTION
   ======================================== */
.process-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .process-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.process-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: 2rem;
  transition: border-color var(--transition-normal);
}

.process-card:hover {
  border-color: rgba(249, 115, 22, 0.5);
}

.process-number {
  position: absolute;
  top: -1rem;
  right: 0.5rem;
  font-size: 4rem;
  font-weight: 700;
  color: rgba(249, 115, 22, 0.1);
  line-height: 1;
  transition: color var(--transition-normal);
}

.process-card:hover .process-number {
  color: rgba(249, 115, 22, 0.2);
}

.process-icon {
  width: 3.5rem;
  height: 3.5rem;
  background: var(--primary);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.process-icon svg {
  width: 1.75rem;
  height: 1.75rem;
  color: var(--primary-foreground);
}

.process-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.process-description {
  color: var(--muted-foreground);
  line-height: 1.6;
}

/* ========================================
   WHY US SECTION
   ======================================== */
.why-us-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .why-us-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.why-us-content h2 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .why-us-content h2 {
    font-size: 3rem;
  }
}

.why-us-content p {
  color: var(--muted-foreground);
  font-size: 1.125rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

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

@media (min-width: 640px) {
  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.benefit-card {
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: 1.5rem;
  transition: border-color var(--transition-normal);
}

.benefit-card:hover {
  border-color: rgba(249, 115, 22, 0.5);
}

.benefit-icon {
  width: 3rem;
  height: 3rem;
  background: rgba(249, 115, 22, 0.1);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.benefit-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--primary);
}

.benefit-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.benefit-description {
  color: var(--muted-foreground);
  font-size: 0.875rem;
}

/* ========================================
   MATERIALS SECTION
   ======================================== */
.materials-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .materials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .materials-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.material-card {
  position: relative;
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: 2rem;
  overflow: hidden;
  transition: border-color var(--transition-normal);
}

.material-card:hover {
  border-color: rgba(249, 115, 22, 0.5);
}

.material-card.metals {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.15) 0%, rgba(245, 158, 11, 0.05) 100%);
}

.material-card.plastics {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.15) 0%, rgba(59, 130, 246, 0.05) 100%);
}

.material-card.machinery {
  background: linear-gradient(135deg, rgba(113, 113, 122, 0.15) 0%, rgba(113, 113, 122, 0.05) 100%);
}

.material-card.scrap {
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.15) 0%, rgba(249, 115, 22, 0.05) 100%);
}

.material-bg-circle {
  position: absolute;
  bottom: -1rem;
  right: -1rem;
  width: 6rem;
  height: 6rem;
  background: rgba(249, 115, 22, 0.05);
  border-radius: 50%;
  transition: transform var(--transition-slow);
}

.material-card:hover .material-bg-circle {
  transform: scale(1.5);
}

.material-title {
  position: relative;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.material-list {
  position: relative;
  list-style: none;
}

.material-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: rgba(250, 250, 250, 0.8);
  padding: 0.5rem 0;
}

.material-list li::before {
  content: '';
  width: 0.5rem;
  height: 0.5rem;
  background: var(--primary);
  border-radius: 50%;
  flex-shrink: 0;
}

.materials-cta {
  text-align: center;
  margin-top: 3rem;
}

.materials-cta p {
  color: var(--muted-foreground);
  margin-bottom: 1rem;
}

.materials-cta a {
  color: var(--primary);
  font-weight: 600;
  transition: text-decoration var(--transition-fast);
}

.materials-cta a:hover {
  text-decoration: underline;
}

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact-grid {
  display: grid;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-info h3 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.contact-info > p {
  color: var(--muted-foreground);
  line-height: 1.7;
  margin-bottom: 2rem;
}

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

.contact-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1.25rem;
  transition: border-color var(--transition-normal);
}

.contact-card:hover {
  border-color: rgba(249, 115, 22, 0.5);
}

.contact-card-icon {
  width: 3.5rem;
  height: 3.5rem;
  background: rgba(249, 115, 22, 0.1);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background-color var(--transition-normal);
}

.contact-card:hover .contact-card-icon {
  background: rgba(249, 115, 22, 0.2);
}

.contact-card-icon svg {
  width: 1.75rem;
  height: 1.75rem;
  color: var(--primary);
}

.contact-card-icon.whatsapp {
  background: rgba(34, 197, 94, 0.2);
}

.contact-card:hover .contact-card-icon.whatsapp {
  background: rgba(34, 197, 94, 0.3);
}

.contact-card-icon.whatsapp svg {
  color: #22c55e;
}

.contact-card-content p:first-child {
  font-weight: 700;
}

.contact-card-content p:last-child {
  color: var(--muted-foreground);
}

/* Contact Form */
.contact-form-wrapper {
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: 2rem;
}

.contact-form-wrapper h3 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--input);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 0.75rem 1rem;
  color: var(--foreground);
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

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

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.2);
}

.form-group textarea {
  resize: none;
  min-height: 120px;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--background);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  gap: 3rem;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer-brand {
  max-width: 400px;
}

.footer-brand .navbar-logo {
  margin-bottom: 1rem;
}

.footer-brand p {
  color: var(--muted-foreground);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.footer-brand a {
  color: var(--primary);
  transition: text-decoration var(--transition-fast);
}

.footer-brand a:hover {
  text-decoration: underline;
}

.footer-links h4,
.footer-contact h4 {
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: var(--muted-foreground);
  transition: color var(--transition-fast);
}

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

.footer-contact ul {
  list-style: none;
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--muted-foreground);
  margin-bottom: 1rem;
}

.footer-contact svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--primary);
  flex-shrink: 0;
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-bottom p {
  color: var(--muted-foreground);
  font-size: 0.875rem;
}

/* ========================================
   GALLERY SECTION
   ======================================== */
.gallery-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.gallery-filter {
  padding: 0.625rem 1.25rem;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  color: var(--muted-foreground);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.gallery-filter:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.gallery-filter.active {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--primary-foreground);
}

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

@media (min-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .gallery-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.gallery-item {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.gallery-item:hover {
  transform: scale(1.02);
}

.gallery-item.hidden {
  display: none;
}

.gallery-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--secondary) 0%, var(--card) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  border: 2px dashed var(--border);
}

.gallery-placeholder svg {
  color: var(--muted-foreground);
  opacity: 0.5;
}

.gallery-placeholder span {
  color: var(--muted-foreground);
  font-size: 0.875rem;
  font-weight: 500;
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0) 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.25rem;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-category {
  display: inline-block;
  background: var(--primary);
  color: var(--primary-foreground);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.5rem;
  width: fit-content;
}

.gallery-caption {
  color: white;
  font-size: 0.875rem;
  font-weight: 500;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 3rem;
  height: 3rem;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  border-radius: 50%;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast);
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.2);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 3rem;
  height: 3rem;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  border-radius: 50%;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast);
}

.lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.2);
}

.lightbox-prev {
  left: 1.5rem;
}

.lightbox-next {
  right: 1.5rem;
}

.lightbox-content {
  max-width: 90%;
  max-height: 90%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-placeholder {
  width: 70vw;
  max-width: 800px;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--secondary) 0%, var(--card) 100%);
  border: 2px dashed var(--border);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.lightbox-placeholder svg {
  color: var(--muted-foreground);
  opacity: 0.5;
}

.lightbox-placeholder span {
  color: var(--muted-foreground);
  font-size: 1.125rem;
  font-weight: 500;
}

.lightbox-info {
  text-align: center;
  margin-top: 1.5rem;
}

.lightbox-category {
  display: inline-block;
  background: var(--primary);
  color: var(--primary-foreground);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.5rem;
}

.lightbox-caption {
  color: white;
  font-size: 1.125rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.lightbox-counter {
  color: var(--muted-foreground);
  font-size: 0.875rem;
}

/* ========================================
   WHATSAPP FLOATING BUTTON
   ======================================== */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 90;
  width: 3.5rem;
  height: 3.5rem;
  background: #22c55e;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(34, 197, 94, 0.4);
  transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.whatsapp-float:hover {
  background: #16a34a;
  transform: scale(1.1);
}

.whatsapp-float svg {
  width: 1.75rem;
  height: 1.75rem;
  color: white;
}

.whatsapp-pulse {
  position: absolute;
  inset: 0;
  background: #22c55e;
  border-radius: 50%;
  animation: whatsapp-ping 1.5s infinite;
}

@keyframes whatsapp-ping {
  0% {
    transform: scale(1);
    opacity: 0.4;
  }
  100% {
    transform: scale(1.5);
    opacity: 0;
  }
}

/* ========================================
   ANIMATIONS
   ======================================== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Utility Classes */
.text-primary {
  color: var(--primary);
}

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