/* styles.css */
:root {
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8FAFC;
  --bg-tertiary: #F1F5F9;

  --primary-500: #2E6331;
  --primary-400: #428246;
  --primary-600: #1C401E;

  --accent-yellow: #F4D03F;
  --accent-yellow-dark: #D4AC0D;

  --text-primary: #0F172A;
  --text-secondary: #475569;

  --glass-bg: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(15, 23, 42, 0.08);
  --glass-shadow: rgba(0, 0, 0, 0.05);

  --accent-glow: rgba(244, 208, 63, 0.3);
  --primary-glow: rgba(46, 99, 49, 0.2);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  letter-spacing: -0.02em;
}

#particles-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  pointer-events: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.text-gradient {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-400));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-accent {
  color: var(--accent-yellow-dark);
}

.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 20px 0;
  z-index: 1000;
  transition: all 0.3s ease;
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 4px 20px var(--glass-shadow);
  padding: 15px 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text-primary);
}

.logo img {
  height: 120px;
  width: auto;
  object-fit: contain;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.95rem;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: var(--primary-500);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  transition: 0.3s;
}

.btn-primary,
.btn-outline {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  font-family: 'Inter', sans-serif;
}

@keyframes pulse-glow {
  0% {
    box-shadow: 0 0 20px var(--primary-glow);
  }

  50% {
    box-shadow: 0 0 35px var(--primary-glow), 0 0 15px var(--accent-glow);
  }

  100% {
    box-shadow: 0 0 20px var(--primary-glow);
  }
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-400));
  color: #FFF;
  border: 1px solid var(--primary-400);
  box-shadow: 0 10px 20px var(--primary-glow);
  position: relative;
  overflow: hidden;
  animation: pulse-glow 3s infinite;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 30px var(--primary-glow), 0 0 15px var(--accent-glow);
}

.btn-outline {
  background: transparent;
  color: var(--primary-600);
  border: 2px solid var(--primary-500);
}

.btn-outline:hover {
  background: var(--bg-tertiary);
  border-color: var(--primary-600);
  color: var(--primary-600);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.9rem;
}

.btn-large {
  padding: 18px 40px;
  font-size: 1.1rem;
}

.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 170px 24px 40px;
  gap: 40px;
}

.hero-content h1 {
  font-size: 4rem;
  line-height: 1.1;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.hero-content p {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 500px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
}

.hero-visual {
  position: relative;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1;
}

.hero-visual img {
  width: 100%;
  max-width: 600px;
  border-radius: 20px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.floating {
  --float-distance: 10px;
  animation: float 6s ease-in-out infinite;
}

.glow-bg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--primary-400) 0%, transparent 70%);
  filter: blur(60px);
  opacity: 0.2;
  z-index: -1;
  border-radius: 50%;
}

@keyframes float {
  0% {
    transform: translateY(0px);
  }

  50% {
    transform: translateY(calc(var(--float-distance) * -1));
  }

  100% {
    transform: translateY(0px);
  }
}

.metrics-section {
  padding: 80px 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  text-align: center;
}

.metric-card h2 {
  font-size: 3.5rem;
  display: inline-block;
  color: var(--text-primary);
}

.metric-card span {
  font-size: 3.5rem;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  color: var(--primary-500);
}

.metric-card p {
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 1.1rem;
}

.services-section {
  padding: 120px 0;
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 60px;
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.flip-card {
  perspective: 1000px;
  height: 400px;
  border-radius: 20px;
  cursor: pointer;
  outline: none;
  isolation: isolate;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  transform-style: preserve-3d;
  -webkit-transform-style: preserve-3d;
  border-radius: 20px;
  box-shadow: 0 10px 30px var(--glass-shadow);
  will-change: transform;
}

.flip-card:hover .flip-card-inner,
.flip-card.active .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card:focus-visible {
  outline: 3px solid var(--accent-yellow);
  outline-offset: 5px;
}

.flip-card-front,
.flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: 20px;
  overflow: hidden;
  transform-style: preserve-3d;
  -webkit-transform-style: preserve-3d;
  -webkit-font-smoothing: antialiased;
}

.flip-card-front {
  background: var(--bg-tertiary);
  transform: rotateY(0deg) translateZ(1px);
}

.flip-card-front img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.9;
  transition: opacity 0.3s;
}

.flip-card-front::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.1) 100%);
}

.front-content {
  position: absolute;
  bottom: 30px;
  left: 30px;
  z-index: 2;
}

.front-content h3 {
  font-size: 1.8rem;
  color: #FFFFFF;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.flip-card-back {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  transform: rotateY(180deg) translateZ(1px);
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  box-shadow: inset 0 0 20px rgba(46, 99, 49, 0.05);
}

.flip-card-back h3 {
  font-size: 1.8rem;
  margin-bottom: 16px;
  color: var(--primary-600);
}

.flip-card-back p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 24px;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
}

.tags span {
  background: rgba(46, 99, 49, 0.1);
  border: 1px solid rgba(46, 99, 49, 0.2);
  color: var(--primary-500);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

.cta-section {
  padding: 100px 0;
  background: var(--bg-secondary);
  position: relative;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
}

.cta-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.cta-text h2 {
  font-size: 3rem;
  margin-bottom: 24px;
}

.cta-text p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 30px;
}

.contact-info p {
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.cta-form-wrapper {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 40px;
  box-shadow: 0 10px 40px var(--glass-shadow);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-400);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.btn-submit {
  width: 100%;
  margin-top: 10px;
  cursor: pointer;
  border: none;
}

.privacy-section {
  padding: 90px 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(46, 99, 49, 0.08), transparent 32%),
    linear-gradient(180deg, var(--bg-primary), var(--bg-secondary));
  border-top: 1px solid var(--glass-border);
}

.privacy-page .privacy-section {
  min-height: 100vh;
  padding-top: 180px;
}

.privacy-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 40px;
  box-shadow: 0 14px 44px var(--glass-shadow);
}

.privacy-header {
  max-width: 760px;
  margin-bottom: 34px;
}

.privacy-header span {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--accent-yellow-dark);
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.privacy-header h1,
.privacy-header h2 {
  font-size: 2rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.privacy-header p,
.privacy-grid p {
  color: var(--text-secondary);
}

.privacy-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.privacy-grid article {
  padding: 22px;
  border: 1px solid rgba(46, 99, 49, 0.12);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.58);
}

.privacy-grid h2,
.privacy-grid h3 {
  margin-bottom: 10px;
  color: var(--primary-600);
  font-size: 1.05rem;
}

.privacy-grid a {
  color: var(--primary-500);
  font-weight: 700;
  text-decoration: none;
}

.privacy-grid a:hover {
  color: var(--primary-600);
  text-decoration: underline;
}

.privacy-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 34px;
}

footer {
  background: var(--bg-primary);
  padding: 60px 0 30px;
  border-top: 1px solid var(--glass-border);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--glass-border);
}

.footer-logo {
  height: 65px;
  width: auto;
  object-fit: contain;
}

.footer-brand p {
  color: var(--text-secondary);
  margin-top: 16px;
  max-width: 300px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.3s;
  font-weight: 500;
}

.footer-links a:hover {
  color: var(--primary-500);
}

.copyright {
  text-align: center;
  color: var(--text-secondary);
  margin-top: 30px;
  font-size: 0.9rem;
}

.developer-banner {
  width: fit-content;
  margin: 18px auto 0;
  padding: 8px 16px;
  border: 1px solid rgba(46, 99, 49, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.04);
}

.developer-banner span {
  color: var(--primary-500);
  font-weight: 800;
}

.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

.delay-1 {
  transition-delay: 0.1s;
}

.delay-2 {
  transition-delay: 0.2s;
}

.delay-3 {
  transition-delay: 0.3s;
}

.delay-4 {
  transition-delay: 0.4s;
}

@media (max-width: 968px) {
  html {
    scroll-padding-top: 80px;
  }

  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding-top: 170px;
  }

  .hero-content h1 {
    font-size: 3rem;
  }

  .hero-content p {
    margin: 0 auto 30px;
  }

  .hero-buttons {
    justify-content: center;
  }

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

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

  .cta-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

  .privacy-page .privacy-section {
    padding-top: 170px;
  }

  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    flex-direction: column;
    padding: 30px;
    gap: 20px;
    border-bottom: 1px solid var(--glass-border);
    clip-path: circle(0% at top right);
    transition: clip-path 0.5s ease-in-out;
  }

  .nav-links.active {
    clip-path: circle(150% at top right);
  }

  .mobile-menu-btn {
    display: flex;
  }

  .footer-container {
    flex-direction: column;
    text-align: center;
    gap: 30px;
  }

  .footer-brand p {
    margin: 16px auto 0;
  }
}

@media (max-width: 576px) {
  .hero {
    padding-top: 120px;
  }

  .floating {
    --float-distance: 6px;
  }

  .hero-content h1 {
    font-size: 2.5rem;
  }

  .cta-text h2 {
    font-size: 2.2rem;
  }

  .flip-card {
    height: 350px;
  }

  .privacy-section {
    padding: 70px 0;
  }

  .privacy-panel {
    padding: 28px 22px;
  }

  .privacy-page .privacy-section {
    padding-top: 120px;
  }

  .privacy-header h1,
  .privacy-header h2 {
    font-size: 1.7rem;
  }

  .privacy-actions .btn-primary,
  .privacy-actions .btn-outline {
    width: 100%;
    text-align: center;
  }

  .logo img {
    height: 45px;
  }

  .footer-logo {
    height: 50px;
  }
}

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

/* =========================================
   HERO SVG ANIMATION (BionicSmart Flow)
========================================= */

.svg-wrapper {
  width: 100%;
  max-width: 600px;
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle at center, #111827 0%, #030712 100%);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
  overflow: hidden;
  position: relative;
  display: block;
}

/* Líneas de flujo constantes */
.bg-path {
  stroke-dasharray: 6 6;
  animation: flowDash 20s linear infinite;
}
@keyframes flowDash {
  to { stroke-dashoffset: -200; }
}

/* Elementos que viajan por las líneas (Data Packets) */
.packet {
  offset-anchor: 50% 50%;
}

/* 1. Formulario -> Splitter */
.p1 { 
  offset-path: path('M 320 90 L 320 140'); 
  animation: move1 9s infinite ease-in-out; 
}
@keyframes move1 {
  0% { offset-distance: 0%; opacity: 0; transform: scale(0.5); }
  2% { opacity: 1; transform: scale(1); }
  10% { offset-distance: 100%; opacity: 1; transform: scale(1); }
  11% { opacity: 0; transform: scale(0.5); }
  100% { opacity: 0; }
}

/* Pulso Splitter */
.ring-router {
  transform-origin: 0 0;
  animation: pulseRouter 9s infinite;
}
@keyframes pulseRouter {
  0%, 11%, 100% { transform: scale(1); opacity: 0; stroke-width: 2px; }
  12% { transform: scale(1); opacity: 1; stroke-width: 4px; }
  18% { transform: scale(1.6); opacity: 0; stroke-width: 0px; }
}

/* 2. Splitter -> Slack (4 ramas) */
.p2-1 { offset-path: path('M 320 200 C 320 240, 110 240, 110 270'); animation: move2 9s infinite ease-in-out; }
.p2-2 { offset-path: path('M 320 200 C 320 240, 250 240, 250 270'); animation: move2 9s infinite ease-in-out; }
.p2-3 { offset-path: path('M 320 200 C 320 240, 390 240, 390 270'); animation: move2 9s infinite ease-in-out; }
.p2-4 { offset-path: path('M 320 200 C 320 240, 530 240, 530 270'); animation: move2 9s infinite ease-in-out; }
@keyframes move2 {
  0%, 14% { offset-distance: 0%; opacity: 0; transform: scale(0.5); }
  15% { opacity: 1; transform: scale(1); }
  25% { offset-distance: 100%; opacity: 1; transform: scale(1); }
  26% { opacity: 0; transform: scale(0.5); }
  100% { opacity: 0; }
}

/* Pulso Slack */
.ring-slack {
  transform-origin: 0 0;
  animation: pulseSlack 9s infinite;
}
@keyframes pulseSlack {
  0%, 25%, 100% { transform: scale(1); opacity: 0; stroke-width: 2px; }
  26% { transform: scale(1); opacity: 1; stroke-width: 4px; }
  32% { transform: scale(1.4); opacity: 0; stroke-width: 0px; }
}

/* 3. Slack -> Calendar */
.p3-1 { offset-path: path('M 110 330 C 110 400, 320 400, 320 430'); animation: move3 9s infinite ease-in-out; }
.p3-2 { offset-path: path('M 250 330 C 250 400, 320 400, 320 430'); animation: move3 9s infinite ease-in-out; }
.p3-3 { offset-path: path('M 390 330 C 390 400, 320 400, 320 430'); animation: move3 9s infinite ease-in-out; }
.p3-4 { offset-path: path('M 530 330 C 530 400, 320 400, 320 430'); animation: move3 9s infinite ease-in-out; }
@keyframes move3 {
  0%, 34% { offset-distance: 0%; opacity: 0; transform: scale(0.5); }
  35% { opacity: 1; transform: scale(1); }
  45% { offset-distance: 100%; opacity: 1; transform: scale(1); }
  46% { opacity: 0; transform: scale(0.5); }
  100% { opacity: 0; }
}

/* Pulso Calendar */
.ring-cal {
  transform-origin: 0 0;
  animation: pulseCal 9s infinite;
}
@keyframes pulseCal {
  0%, 45%, 100% { transform: scale(1); opacity: 0; stroke-width: 2px; }
  46% { transform: scale(1); opacity: 1; stroke-width: 4px; }
  52% { transform: scale(1.6); opacity: 0; stroke-width: 0px; }
}

/* 4. Calendar -> Meet */
.p4 { offset-path: path('M 320 490 L 320 540'); animation: move4 9s infinite ease-in-out; }
@keyframes move4 {
  0%, 54% { offset-distance: 0%; opacity: 0; transform: scale(0.5); }
  55% { opacity: 1; transform: scale(1); }
  65% { offset-distance: 100%; opacity: 1; transform: scale(1); }
  66% { opacity: 0; transform: scale(0.5); }
  100% { opacity: 0; }
}

/* Pulso Meet */
.ring-meet {
  transform-origin: 0 0;
  animation: pulseMeet 9s infinite;
}
@keyframes pulseMeet {
  0%, 65%, 100% { transform: scale(1); opacity: 0; stroke-width: 2px; }
  66% { transform: scale(1); opacity: 1; stroke-width: 4px; }
  76% { transform: scale(1.6); opacity: 0; stroke-width: 0px; }
}

/* Utilidad para etiquetas limpias sobre líneas */
.clean-text {
  paint-order: stroke fill;
  stroke: #111827;
  stroke-width: 6px;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* =========================================
   WHATSAPP FLOATING BUTTON
========================================= */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  min-height: 58px;
  padding: 8px 16px 8px 8px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(37, 211, 102, 0.28);
  color: var(--primary-600);
  border-radius: 999px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.12), 0 0 0 1px rgba(255, 255, 255, 0.7);
  z-index: 1001;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  animation: pulse-glow-wa 4s infinite;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0;
}

@keyframes pulse-glow-wa {
  0% { box-shadow: 0 14px 36px rgba(15, 23, 42, 0.12), 0 0 0 0 rgba(37, 211, 102, 0.24); }
  50% { box-shadow: 0 18px 44px rgba(15, 23, 42, 0.14), 0 0 0 8px rgba(37, 211, 102, 0.08); }
  100% { box-shadow: 0 14px 36px rgba(15, 23, 42, 0.12), 0 0 0 0 rgba(37, 211, 102, 0.24); }
}

.whatsapp-float:hover {
  transform: translateY(-4px);
  background: #FFFFFF;
  border-color: rgba(37, 211, 102, 0.5);
  color: var(--primary-500);
  box-shadow: 0 18px 44px rgba(15, 23, 42, 0.18), 0 0 24px rgba(37, 211, 102, 0.22);
}

.whatsapp-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  background: linear-gradient(135deg, #25D366, #128C7E);
  color: #FFFFFF;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.32), 0 8px 18px rgba(18, 140, 126, 0.28);
}

.whatsapp-icon svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

.whatsapp-label {
  color: inherit;
  font-size: 0.95rem;
  line-height: 1;
  white-space: nowrap;
}

@media (max-width: 576px) {
  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    min-height: 54px;
    padding: 6px;
  }

  .whatsapp-icon {
    width: 42px;
    height: 42px;
  }

  .whatsapp-label {
    display: none;
  }
}

/* Testimonials Section */
.testimonials-section {
  padding: 120px 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  position: relative;
  overflow: hidden;
}

.testimonials-tag {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--primary-500);
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.testimonials-slider-container {
  position: relative;
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 40px;
}

.testimonials-wrapper {
  overflow: hidden;
  width: 100%;
  padding: 20px 0; /* padding to prevent card shadows from getting clipped */
}

.testimonials-track {
  display: flex;
  gap: 24px;
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: transform;
}

.testimonial-card {
  flex: 0 0 calc(33.333% - 16px);
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 30px;
  box-shadow: 0 10px 30px var(--glass-shadow);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 280px;
  position: relative;
}

.testimonial-card:hover {
  transform: translateY(-5px);
  border-color: rgba(46, 99, 49, 0.24);
  box-shadow: 0 15px 35px rgba(46, 99, 49, 0.06), 0 0 15px rgba(46, 99, 49, 0.04);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
  width: 100%;
}

.reviewer-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 1.1rem;
  color: #FFFFFF;
  font-family: 'Plus Jakarta Sans', sans-serif;
  flex-shrink: 0;
}

.avatar-1 { background: linear-gradient(135deg, #3B82F6, #1D4ED8); }
.avatar-2 { background: linear-gradient(135deg, #EC4899, #BE185D); }
.avatar-3 { background: linear-gradient(135deg, #10B981, #047857); }
.avatar-4 { background: linear-gradient(135deg, #F59E0B, #B45309); }

.reviewer-info h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.review-date {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.google-logo {
  flex-shrink: 0;
}

.stars-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.stars {
  color: var(--accent-yellow-dark);
  font-size: 1.2rem;
  letter-spacing: 2px;
  line-height: 1;
}

.verified-icon {
  flex-shrink: 0;
}

.review-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 6;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Slider Controls */
.slider-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--text-primary);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: all 0.3s ease;
  z-index: 10;
  box-shadow: 0 4px 12px var(--glass-shadow);
  flex-shrink: 0;
}

.slider-btn:hover:not(.disabled):not(:disabled) {
  background: var(--primary-500);
  color: #FFFFFF;
  border-color: var(--primary-500);
  transform: scale(1.05);
}

.slider-btn.disabled,
.slider-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

/* Responsive slider settings */
@media (max-width: 1024px) {
  .testimonial-card {
    flex: 0 0 calc(50% - 12px);
  }
}

@media (max-width: 768px) {
  .testimonials-section {
    padding: 80px 0;
  }
  .testimonials-slider-container {
    gap: 10px;
  }
  .testimonial-card {
    flex: 0 0 100%;
  }
  .slider-btn {
    width: 40px;
    height: 40px;
  }
}

/* Testimonials CTA Button */
.testimonials-cta {
  display: flex;
  justify-content: center;
  margin-top: 40px;
}

.testimonials-google-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  padding: 12px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.testimonials-google-btn:hover {
  background: var(--primary-500);
  border-color: var(--primary-500);
  color: #FFFFFF !important;
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(46, 99, 49, 0.2);
}

.google-btn-logo {
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.testimonials-google-btn:hover .google-btn-logo {
  transform: scale(1.1);
}

/* Testimonials Dots Pagination */
.testimonials-dots {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 30px;
}

.testimonial-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--glass-border);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.testimonial-dot:hover {
  background: var(--primary-400);
  transform: scale(1.15);
}

.testimonial-dot.active {
  background: var(--primary-500);
  width: 26px;
  border-radius: 999px;
  box-shadow: 0 0 10px rgba(46, 99, 49, 0.15);
}

/* Tech Stack Infinite Carousel */
.tech-stack-section {
  padding: 60px 0;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--glass-border);
  overflow: hidden;
  position: relative;
}

.tech-stack-title {
  text-align: center;
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  margin-bottom: 35px;
  font-family: 'Plus Jakarta Sans', sans-serif;
  opacity: 0.8;
}

.tech-slider-container {
  width: 100%;
  overflow: hidden;
  position: relative;
  padding: 12px 0; /* Add vertical breathing room to prevent hover clipping of borders/shadows */
  margin: -12px 0; /* Offset padding to maintain exact layout spacing */
  /* Fade out gradient at the borders */
  mask-image: linear-gradient(to right, transparent, #000 15%, #000 85%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, #000 15%, #000 85%, transparent);
}

.tech-track {
  display: flex;
  width: max-content; /* keep items in a single line */
  gap: 40px;
  animation: tech-scroll 35s linear infinite;
}

.tech-track:hover {
  animation-play-state: paused; /* pause scroll on hover for inspection */
}

.tech-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 0 24px; /* remove vertical padding since height is fixed */
  height: 48px; /* fixed height for perfect alignment between text & text-less cards */
  box-shadow: 0 4px 15px var(--glass-shadow);
  color: var(--text-secondary);
  transition: all 0.3s ease;
  cursor: default;
  user-select: none;
  width: max-content;
  justify-content: center;
  
  /* GPU acceleration & crisp hardware anti-aliasing of borders during animation */
  will-change: transform;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.tech-logo svg {
  flex-shrink: 0;
  filter: grayscale(100%) opacity(55%);
  transition: filter 0.3s ease, transform 0.3s ease;
  overflow: visible; /* prevent outer stroke/border clipping */
}

.tech-logo span {
  font-size: 0.95rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  transition: all 0.3s ease;
}

.tech-logo:hover {
  transform: translateY(-2px);
  border-color: var(--primary-400);
  color: var(--primary-500);
  box-shadow: 0 8px 24px var(--primary-glow), 0 0 15px rgba(46, 99, 49, 0.08);
}

.tech-logo:hover svg {
  filter: grayscale(0%) opacity(100%) drop-shadow(0 4px 8px rgba(0, 0, 0, 0.15));
  transform: scale(1.1);
}

.tech-logo:hover span {
  color: var(--text-primary);
}

@keyframes tech-scroll {
  0% {
    transform: translate3d(0, 0, 0);
  }
  100% {
    transform: translate3d(-50%, 0, 0);
  }
}

/* Adjustments for mobile screen */
@media (max-width: 768px) {
  .tech-stack-section {
    padding: 40px 0;
  }
  .tech-stack-title {
    font-size: 0.95rem;
    margin-bottom: 25px;
  }
  .tech-track {
    gap: 20px;
    animation-duration: 25s;
  }
  .tech-logo {
    width: max-content;
    padding: 0 18px; /* remove vertical padding since height is fixed */
    height: 42px; /* fixed height for perfect vertical alignment on mobile */
    gap: 8px;
  }
  .tech-logo span {
    font-size: 0.85rem;
  }
}

/* Language Switcher */
.lang-switch-item {
  display: flex;
  align-items: center;
}

.lang-switch-btn {
  background: rgba(15, 23, 42, 0.04);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.lang-switch-btn:hover {
  background: var(--primary-500);
  color: #FFFFFF;
  border-color: var(--primary-500);
  box-shadow: 0 4px 12px var(--primary-glow);
  transform: translateY(-1px);
}

.lang-switch-btn .lang-icon {
  font-size: 0.95rem;
}

/* Mobile responsive navigation compatibility */
@media (max-width: 968px) {
  .lang-switch-item {
    margin-top: 15px;
    width: 100%;
    justify-content: center;
  }
  
  .lang-switch-btn {
    width: 100%;
    justify-content: center;
    padding: 10px 20px;
  }
}