/* =====================================================
   NEXI BRASIL - Premium Website Styles
   Pure CSS - No frameworks
   ===================================================== */

/* CSS Variables */
:root {
  --color-blue-500: #3B82F6;
  --color-blue-600: #2563EB;
  --color-cyan-500: #06B6D4;
  --color-cyan-600: #0891B2;
  --color-purple-500: #8B5CF6;
  --color-purple-600: #7C3AED;
  
  --color-slate-50: #F8FAFC;
  --color-slate-100: #F1F5F9;
  --color-slate-200: #E2E8F0;
  --color-slate-300: #CBD5E1;
  --color-slate-400: #94A3B8;
  --color-slate-500: #64748B;
  --color-slate-600: #475569;
  --color-slate-700: #334155;
  --color-slate-800: #1E293B;
  --color-slate-900: #0F172A;
  
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  
  --glass-bg: rgba(255, 255, 255, 0.9);
  --glass-border: rgba(255, 255, 255, 0.9);
}

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

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

body {
  font-family: var(--font-family);
  background: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 50%, #F1F5F9 100%);
  color: var(--color-slate-900);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
  
}

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

ul {
  list-style: none;
}

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

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

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Mouse Glow Effect */
.mouse-glow {
  position: fixed;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  opacity: 0;
  transition: opacity 0.3s ease;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.08) 0%, transparent 70%);
  filter: blur(40px);
  transform: translate(-50%, -50%);
}

/* Animated Background */
.animated-background {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.bg-gradient {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
}

.bg-gradient-1 {
  top: -20%;
  right: -10%;
  width: 60vw;
  height: 60vw;
  max-width: 800px;
  max-height: 800px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.12) 0%, transparent 70%);
  animation: float1 20s ease-in-out infinite;
}

.bg-gradient-2 {
  bottom: -20%;
  left: -10%;
  width: 50vw;
  height: 50vw;
  max-width: 700px;
  max-height: 700px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.1) 0%, transparent 70%);
  animation: float2 25s ease-in-out infinite;
}

.bg-gradient-3 {
  top: 40%;
  left: 30%;
  width: 40vw;
  height: 40vw;
  max-width: 500px;
  max-height: 500px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.08) 0%, transparent 70%);
  animation: float3 22s ease-in-out infinite;
}

.bg-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(90deg, rgba(59, 130, 246, 0.03) 1px, transparent 1px),
    linear-gradient(rgba(59, 130, 246, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.bg-dots {
  position: absolute;
  inset: 0;
}

.bg-dot {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: rgba(59, 130, 246, 0.3);
  animation: pulseDot 4s ease-in-out infinite;
}

@keyframes float1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

@keyframes float2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(-40px, 20px) scale(1.1); }
  66% { transform: translate(30px, -40px) scale(0.9); }
}

@keyframes float3 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(50px, -30px); }
}

@keyframes pulseDot {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.5); }
}

/* Code Reveal Effect */
.bg-code-reveal {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.code-line {
  position: absolute;
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 11px;
  white-space: nowrap;
  opacity: 0;
  color: rgba(59, 130, 246, 0.15);
  transition: opacity 0.4s ease, color 0.4s ease, transform 0.4s ease;
  pointer-events: none;
  letter-spacing: 0.02em;
}

.code-line.visible {
  opacity: 1;
  color: rgba(59, 130, 246, 0.35);
}

.code-line .keyword {
  color: rgba(139, 92, 246, 0.5);
}

.code-line .function {
  color: rgba(6, 182, 212, 0.5);
}

.code-line .string {
  color: rgba(34, 197, 94, 0.5);
}

.code-line .comment {
  color: rgba(100, 116, 139, 0.4);
  font-style: italic;
}

.code-line .number {
  color: rgba(249, 115, 22, 0.5);
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem;
  transition: var(--transition-medium);
}

.navbar-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.4rem;
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition-medium);
}

.navbar.scrolled .navbar-container {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

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

.logo-icon {
  width: 2rem;
  height: 2rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-blue-500), var(--color-cyan-500));
  color: white;
  font-weight: 700;
  font-size: 0.875rem;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-slate-900);
}

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

.navbar-links {
  display: none;
  align-items: center;
  gap: 0.25rem;
}

@media (min-width: 768px) {
  .navbar-links {
    display: flex;
  }
}

.nav-link {
  padding: 0.5rem 1rem;
  color: var(--color-slate-600);
  font-size: 0.875rem;
  border-radius: 0.5rem;
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-slate-900);
  background: rgba(0, 0, 0, 0.03);
}

.mobile-menu-btn {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.5rem;
  background: rgba(0, 0, 0, 0.03);
  border: 1px solid rgba(0, 0, 0, 0.05);
  padding: 0;
  overflow: hidden;
  line-height: 1;
}

@media (min-width: 768px) {
  .mobile-menu-btn {
    display: none;
  }
}

.hamburger {
  position: relative;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hamburger::before,
.hamburger::after,
.hamburger span {
  content: '';
  position: absolute;
  width: 18px;
  height: 2px;
  background: var(--color-slate-700);
  border-radius: 999px;
  transition: all 0.3s ease;
}

/* Linha do meio */
.hamburger span {
  transform: translateY(0);
}

/* Linha superior */
.hamburger::before {
  transform: translateY(-6px);
}

/* Linha inferior */
.hamburger::after {
  transform: translateY(6px);
}

/* Estado ativo */
.mobile-menu-btn.active .hamburger span {
  opacity: 0;
}

.mobile-menu-btn.active .hamburger::before {
  transform: rotate(45deg);
}

.mobile-menu-btn.active .hamburger::after {
  transform: rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  padding: 8rem 1.2rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  transform: translateX(100%);
  transition: transform 0.3s ease;
}

.mobile-menu.active {
  transform: translateX(0);
}

.mobile-link {
  display: block;
  padding: 1rem 0;
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-slate-900);
  border-bottom: 1px solid var(--color-slate-100);
  transition: var(--transition-fast);
}

.mobile-link:hover {
  color: var(--color-blue-500);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 500;
  border-radius: 0.75rem;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
}

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

.btn-full {
  width: 100%;
  padding: 1rem;
  margin-top: 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-blue-500), var(--color-purple-500));
  color: white;
  box-shadow: 0 4px 24px rgba(59, 130, 246, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(59, 130, 246, 0.45);
}

.btn-gradient {
  background: linear-gradient(135deg, var(--color-purple-500), var(--color-blue-500), var(--color-cyan-500));
  color: white;
  box-shadow: 0 4px 24px rgba(139, 92, 246, 0.35);
}

.btn-gradient:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(139, 92, 246, 0.45);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.8);
  color: var(--color-slate-700);
  border: 1px solid rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 1);
  color: var(--color-slate-900);
  transform: translateY(-2px);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 1rem;
  overflow: hidden;
}

.hero-orb {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 500px;
  pointer-events: none;
}

.orb-inner {
  position: absolute;
  inset: 20%;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, 
    rgba(59, 130, 246, 0.25) 0%, 
    rgba(139, 92, 246, 0.15) 40%, 
    rgba(6, 182, 212, 0.1) 70%, 
    transparent 100%);
  animation: orbPulse 6s ease-in-out infinite;
}

.orb-glow {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: radial-gradient(circle, 
    rgba(59, 130, 246, 0.15) 0%, 
    transparent 60%);
  filter: blur(60px);
  animation: orbGlow 8s ease-in-out infinite;
}

.orb-ring {
  position: absolute;
  inset: 10%;
  border-radius: 50%;
  border: 1px solid rgba(59, 130, 246, 0.1);
  animation: orbSpin 20s linear infinite;
}

.orb-ring-2 {
  inset: 5%;
  border-color: rgba(139, 92, 246, 0.08);
  animation-direction: reverse;
  animation-duration: 25s;
}

@keyframes orbPulse {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.1); opacity: 1; }
}

@keyframes orbGlow {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.15); }
}

@keyframes orbSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Floating Cards */
.floating-card {
  position: absolute;
  border-radius: 0.75rem;
  padding: 1rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.8));
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
  display: none;
}

@media (min-width: 1024px) {
  .floating-card {
    display: block;
  }
}

.floating-card-left {
  left: 5%;
  top: 35%;
  width: 280px;
  animation: floatLeft 6s ease-in-out infinite;
  transform: perspective(1000px) rotateY(12deg);
}

.floating-card-right {
  right: 5%;
  top: 50%;
  width: 240px;
  animation: floatRight 7s ease-in-out infinite;
  transform: perspective(1000px) rotateY(-12deg);
}

@keyframes floatLeft {
  0%, 100% { transform: perspective(1000px) rotateY(12deg) translateY(0); }
  50% { transform: perspective(1000px) rotateY(12deg) translateY(-15px); }
}

@keyframes floatRight {
  0%, 100% { transform: perspective(1000px) rotateY(-12deg) translateY(0); }
  50% { transform: perspective(1000px) rotateY(-12deg) translateY(15px); }
}

.card-dots {
  display: flex;
  gap: 0.375rem;
  margin-bottom: 0.75rem;
}

.dot {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
}

.dot-red { background: #F87171; }
.dot-yellow { background: #FBBF24; }
.dot-green { background: #34D399; }

.card-content {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.card-line {
  height: 0.5rem;
  background: var(--color-slate-200);
  border-radius: 0.25rem;
}

.card-line-gradient {
  width: 75%;
  background: linear-gradient(90deg, var(--color-blue-500), var(--color-cyan-500));
}

.card-line-short {
  width: 85%;
}

.card-block {
  height: 2rem;
  background: linear-gradient(90deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
  border-radius: 0.25rem;
  margin-top: 0.5rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.grid-item {
  height: 3rem;
  background: var(--color-slate-100);
  border-radius: 0.25rem;
}

.card-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.avatar {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-blue-500), var(--color-purple-500));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.header-lines {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.header-line {
  height: 0.5rem;
  background: var(--color-slate-300);
  border-radius: 0.25rem;
  width: 5rem;
}

.header-line-short {
  width: 3rem;
  height: 0.375rem;
  background: var(--color-slate-200);
}

.chat-bubbles {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.chat-bubble {
  padding: 0.75rem;
  border-radius: 0.5rem;
  background: var(--color-slate-50);
}

.chat-bubble::before {
  content: '';
  display: block;
  height: 0.5rem;
  background: var(--color-slate-300);
  border-radius: 0.25rem;
  margin-bottom: 0.5rem;
}

.chat-bubble::after {
  content: '';
  display: block;
  height: 0.5rem;
  width: 80%;
  background: var(--color-slate-200);
  border-radius: 0.25rem;
}

.chat-bubble-ai {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.chat-bubble-ai::before {
  background: var(--color-blue-300);
}

.chat-bubble-ai::after {
  background: var(--color-blue-200);
}

/* Hero Content */
.hero-content {
  position: relative;
  z-index: 10;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  border-radius: 9999px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
  border: 1px solid rgba(59, 130, 246, 0.2);
  margin-bottom: 2rem;
}

.badge-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--color-blue-500);
  animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.2); opacity: 0.7; }
}

.badge-text {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-blue-600);
}

.hero-title {
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
}

.hero-title span {
  display: block;
  margin-bottom: 0.25rem;
}

.hero-title span:last-child {
  margin-bottom: 0;
}

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

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

.hero-description {
  font-size: 1.125rem;
  color: var(--color-slate-600);
  max-width: 620px;
  margin: 0 auto 2.5rem;
  line-height: 1.8;
  letter-spacing: 0.01em;
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 4rem;
}

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

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 700px;
  margin: 0 auto;
}

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

.stat {
  padding: 1rem;
  border-radius: 0.75rem;
  transition: var(--transition-medium);
}

.stat:hover {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(139, 92, 246, 0.05));
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-slate-800), var(--color-slate-600));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.25rem;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-slate-500);
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollBounce 2s ease-in-out infinite;
}

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

.scroll-mouse {
  width: 1.75rem;
  height: 3rem;
  border-radius: 9999px;
  border: 2px solid rgba(0, 0, 0, 0.1);
  background: rgba(255, 255, 255, 0.7);
  display: flex;
  justify-content: center;
  padding-top: 0.5rem;
}

.scroll-dot {
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 50%;
  background: var(--color-slate-400);
  animation: scrollDot 2s ease-in-out infinite;
}

@keyframes scrollDot {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(1rem); opacity: 0.3; }
}

/* Sections */
.section {
  position: relative;
  padding: 4rem 1rem;
  overflow: hidden;
}

.section-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.3;
  pointer-events: none;
}

.section-glow-blue {
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
  top: 0;
  left: -200px;
}

.section-glow-cyan {
  background: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, transparent 70%);
  top: 20%;
  left: 30%;
}

.section-glow-purple {
  background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
}

.section-glow.right {
  right: -200px;
  bottom: 0;
  left: auto;
}

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

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.badge-blue {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
  border: 1px solid rgba(59, 130, 246, 0.2);
  color: var(--color-blue-600);
}

.badge-cyan {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.1), rgba(59, 130, 246, 0.1));
  border: 1px solid rgba(6, 182, 212, 0.2);
  color: var(--color-cyan-600);
}

.badge-purple {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(59, 130, 246, 0.1));
  border: 1px solid rgba(139, 92, 246, 0.2);
  color: var(--color-purple-600);
}

.section-badge-center {
  text-align: center;
  margin-bottom: 1.5rem;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 1.75rem;
  background: linear-gradient(135deg, var(--color-slate-800), var(--color-slate-600));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-description {
  font-size: 1.125rem;
  color: var(--color-slate-600);
  max-width: 700px;
  margin: 0 auto 2rem;
  line-height: 1.8;
  letter-spacing: 0.01em;
}

/* Glass Cards */
.glass-card {
  padding: 1.5rem;
  border-radius: 1rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.85));
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  transition: all var(--transition-medium);
}

.glass-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.glass-card[data-color="blue"]:hover {
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: 0 20px 40px rgba(59, 130, 246, 0.1);
}

.glass-card[data-color="cyan"]:hover {
  border-color: rgba(6, 182, 212, 0.3);
  box-shadow: 0 20px 40px rgba(6, 182, 212, 0.1);
}

.glass-card[data-color="purple"]:hover {
  border-color: rgba(139, 92, 246, 0.3);
  box-shadow: 0 20px 40px rgba(139, 92, 246, 0.1);
}

.card-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.icon-blue {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(255, 255, 255, 0.5));
  color: var(--color-blue-500);
  box-shadow: 0 4px 16px rgba(59, 130, 246, 0.12);
}

.icon-cyan {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.15), rgba(255, 255, 255, 0.5));
  color: var(--color-cyan-500);
  box-shadow: 0 4px 16px rgba(6, 182, 212, 0.12);
}

.icon-purple {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(255, 255, 255, 0.5));
  color: var(--color-purple-500);
  box-shadow: 0 4px 16px rgba(139, 92, 246, 0.12);
}

.card-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-slate-800);
  margin-bottom: 0.5rem;
}

.card-text {
  font-size: 0.875rem;
  color: var(--color-slate-500);
  line-height: 1.6;
}

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: 1.5rem;
}

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

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

.about .glass-card {
  text-align: center;
}

.about .card-icon {
  width: 4rem;
  height: 4rem;
  margin: 0 auto 1.25rem;
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  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 {
  display: flex;
  flex-direction: column;
}

.service-card .card-icon {
  width: 3.5rem;
  height: 3.5rem;
}

.feature-list {
  margin-top: auto;
  padding-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--color-slate-600);
}

.feature-dot {
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot-blue {
  background: var(--color-blue-500);
  box-shadow: 0 0 6px rgba(59, 130, 246, 0.6);
}

.dot-cyan {
  background: var(--color-cyan-500);
  box-shadow: 0 0 6px rgba(6, 182, 212, 0.6);
}

.dot-purple {
  background: var(--color-purple-500);
  box-shadow: 0 0 6px rgba(139, 92, 246, 0.6);
}

/* NexiCore Section */
.nexicore {
  padding: 8rem 1rem;
}

.nexicore-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 1000px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(139, 92, 246, 0.1) 0%, rgba(59, 130, 246, 0.05) 40%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
}

.nexicore-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.nexicore-particle {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(139, 92, 246, 0.4);
  animation: particleFloat 4s ease-in-out infinite;
}

@keyframes particleFloat {
  0%, 100% { transform: translateY(0); opacity: 0.2; }
  50% { transform: translateY(-20px); opacity: 0.6; }
}

.nexicore-card {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
}

.nexicore-card-glow {
  position: absolute;
  inset: -1px;
  border-radius: 1.5rem;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.3), rgba(59, 130, 246, 0.2), rgba(6, 182, 212, 0.3));
  filter: blur(2px);
}

.nexicore-card-inner {
  position: relative;
  border-radius: 1.5rem;
  padding: 2rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.85));
  backdrop-filter: blur(40px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06), 0 0 60px rgba(139, 92, 246, 0.08);
  overflow: hidden;
}

@media (min-width: 768px) {
  .nexicore-card-inner {
    padding: 3rem;
  }
}

.nexicore-content {
  display: grid;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .nexicore-content {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

.nexicore-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.nexicore-title span:last-child {
  color: var(--color-slate-900);
}

.nexicore-description {
  font-size: 1.125rem;
  color: var(--color-slate-700);
  margin-bottom: 1rem;
  line-height: 1.7;
}

.nexicore-subdescription {
  color: var(--color-slate-500);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.nexicore-features {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

/* Mobile */
@media (max-width: 768px) {
  .nexicore-features {
    grid-template-columns: 1fr;
  }
}


.nexicore-feature {
  padding: 1.25rem;
  border-radius: 1rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(248, 250, 252, 0.8));
  border: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition: all var(--transition-medium);
}

.nexicore-feature:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 8px 24px rgba(139, 92, 246, 0.1);
}

.feature-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(59, 130, 246, 0.1));
  color: var(--color-purple-500);
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.1);
}

.nexicore-feature h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-slate-800);
  margin-bottom: 0.5rem;
}

.nexicore-feature p {
  font-size: 0.875rem;
  color: var(--color-slate-500);
  line-height: 1.5;
}

/* NexiCore Robot Styles */
.nexicore-with-robot {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .nexicore-with-robot {
    flex-direction: row;
    gap: 3rem;
  }
  
  .nexicore-with-robot .nexicore-text {
    flex: 1;
    max-width: 50%;
  }
  
  .nexicore-with-robot .nexicore-robot {
    flex: 1;
    max-width: 50%;
  }
}

.nexicore-robot {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.robot-glow {
  position: absolute;
  width: 100%;
  height: 100%;
  filter: blur(40px);
  animation: robotGlow 4s ease-in-out infinite;
  z-index: 0;
}

@keyframes robotGlow {
  0%, 100% {
    opacity: 0.6;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.1);
  }
}

.robot-image {
  position: relative;
  z-index: 1;
  max-width: 280px;
  width: 100%;
  height: auto;
  border-radius: 1.5rem;
  animation: robotFloat 6s ease-in-out infinite;

  transition: transform var(--transition-medium);
}


@keyframes robotFloat {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-12px);
  }
}

.nexicore-features-grid {
  display: block;
  margin-top: 2rem;
}

@media (max-width: 1023px) {
  .robot-image {
    max-width: 220px;
  }
}

/* Tech Stack Section */
.tech-grid-bg {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(90deg, rgba(59, 130, 246, 0.03) 1px, transparent 1px),
    linear-gradient(rgba(59, 130, 246, 0.03) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}

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

@media (min-width: 640px) {
  .tech-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 768px) {
  .tech-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1024px) {
  .tech-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

.tech-item {
  padding: 1.25rem;
  border-radius: 0.75rem;
  text-align: center;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(248, 250, 252, 0.8));
  border: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition: all var(--transition-medium);
  cursor: default;
}

.tech-item:hover {
  transform: translateY(-8px) scale(1.05);
}

.tech-item[data-color="blue"]:hover {
  border-color: rgba(59, 130, 246, 0.4);
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.15);
}

.tech-item[data-color="cyan"]:hover {
  border-color: rgba(6, 182, 212, 0.4);
  box-shadow: 0 8px 24px rgba(6, 182, 212, 0.15);
}

.tech-item[data-color="purple"]:hover {
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow: 0 8px 24px rgba(139, 92, 246, 0.15);
}

.tech-name {
  display: block;
  font-weight: 600;
  color: var(--color-slate-800);
  margin-bottom: 0.25rem;
}

.tech-category {
  font-size: 0.75rem;
  opacity: 0.8;
}

.tech-item[data-color="blue"] .tech-category { color: var(--color-blue-500); }
.tech-item[data-color="cyan"] .tech-category { color: var(--color-cyan-500); }
.tech-item[data-color="purple"] .tech-category { color: var(--color-purple-500); }

/* Why Choose Section */
.network-lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.07;
}

.network-line {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-blue-500), transparent);
  transform-origin: left center;
}

.floating-dots {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.floating-dot {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(59, 130, 246, 0.3);
  animation: floatDot 3s ease-in-out infinite;
}

@keyframes floatDot {
  0%, 100% { transform: translateY(0); opacity: 0.2; }
  50% { transform: translateY(-10px); opacity: 0.5; }
}

.reasons-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: 1.5rem;
}

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

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

.reason-card {
  display: flex;
  gap: 1rem;
}

.reason-icon {
  flex-shrink: 0;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.reason-content h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-slate-800);
  margin-bottom: 0.5rem;
}

.reason-content p {
  font-size: 0.875rem;
  color: var(--color-slate-500);
  line-height: 1.6;
}

/* Contact Section */
.contact {
  text-align: center;
}

.contact-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
  animation: contactGlow 8s ease-in-out infinite;
}

@keyframes contactGlow {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.3; }
  50% { transform: translate(-50%, -50%) scale(1.1); opacity: 0.5; }
}

.radial-lines {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.radial-line {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 1px;
  height: 50vh;
  background: linear-gradient(180deg, transparent, rgba(59, 130, 246, 0.1), transparent);
  transform-origin: top center;
}

.contact-content {
  position: relative;
  z-index: 10;
  max-width: 700px;
  margin: 0 auto;
}

.contact-buttons {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  justify-content: center;
  margin-top: 3rem;
}

@media (min-width: 640px) {
  .contact-buttons {
    flex-direction: row;
  }
}

.footer {
  position: absolute;
  padding: 6rem 1rem 2rem;
  background: linear-gradient(
    180deg,
    var(--color-white) 0%,
    var(--color-slate-50) 50%,
    rgba(59, 130, 246, 0.03) 100%
  );
  overflow-x: clip;
  box-sizing: border-box;
}


.footer-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.footer-gradient-top {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-blue-400), var(--color-cyan-400), var(--color-blue-500), transparent);
  animation: footerLinePulse 3s ease-in-out infinite;
}

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

.footer-wave {
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 120px;
  pointer-events: none;
}

.footer-wave svg {
  width: 100%;
  height: 100%;
}

.footer-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  animation: footerGlowFloat 8s ease-in-out infinite;
}

.footer-glow-1 {
  bottom: -100px;
  left: 10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.12) 0%, transparent 70%);
}

.footer-glow-2 {
  bottom: -50px;
  right: 15%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.1) 0%, transparent 70%);
  animation-delay: -2s;
}

.footer-glow-3 {
  bottom: 50px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 200px;
  background: radial-gradient(ellipse, rgba(139, 92, 246, 0.06) 0%, transparent 70%);
  animation-delay: -4s;
}

@keyframes footerGlowFloat {
  0%, 100% { opacity: 0.6; transform: translateY(0) scale(1); }
  50% { opacity: 1; transform: translateY(-20px) scale(1.05); }
}

.footer-main {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  margin-bottom: 3rem;
}

@media (min-width: 1024px) {
  .footer-main {
    flex-direction: row;
    gap: 4rem;
  }
}

.footer-brand {
  flex: 1;
  max-width: 350px;
}

.footer-logo {
  margin-bottom: 1.5rem;
}

.footer-logo-image {
  height: 90px;
  width: auto;
  transition: var(--transition-medium);
  object-fit: contain;
}

@media (min-width: 640px) {
  .footer-logo-image {
    height: 80px;
  }
}

.footer-logo-image:hover {
  transform: scale(1.03);
  filter: drop-shadow(0 4px 15px rgba(59, 130, 246, 0.25));
}

.footer-description {
  color: var(--color-slate-500);
  font-size: 0.9rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(59, 130, 246, 0.1);
  color: var(--color-slate-500);
  transition: var(--transition-medium);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.social-link:hover {
  background: linear-gradient(135deg, var(--color-blue-500), var(--color-cyan-500));
  color: white;
  border-color: transparent;
  transform: translateY(-4px);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.35);
}

.social-link-ai {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(59, 130, 246, 0.1));
  border-color: rgba(139, 92, 246, 0.2);
}

.social-link-ai:hover {
  background: linear-gradient(135deg, var(--color-violet-500), var(--color-blue-500));
  box-shadow: 0 8px 25px rgba(139, 92, 246, 0.35);
}

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

@media (min-width: 640px) {
  .footer-nav {
    grid-template-columns: repeat(3, 1fr);
  }
}

.footer-links h4,
.footer-contact h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-slate-800);
  margin-bottom: 1.25rem;
  position: relative;
  display: inline-block;
}

.footer-links h4::after,
.footer-contact h4::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 30px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-blue-500), var(--color-cyan-400));
  border-radius: 2px;
}

.footer-links ul,
.footer-contact ul {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-slate-500);
  font-size: 0.9rem;
  transition: var(--transition-fast);
  position: relative;
  padding-left: 0;
}

.footer-links a::before {
  content: '';
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--color-blue-500), var(--color-cyan-400));
  position: absolute;
  bottom: -2px;
  left: 0;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-blue-600);
  transform: translateX(4px);
}

.footer-links a:hover::before {
  width: 100%;
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-slate-500);
  font-size: 0.9rem;
}

.footer-contact li svg {
  color: var(--color-blue-500);
  flex-shrink: 0;
}

.footer-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  padding: 0.75rem 1.25rem;
  background: linear-gradient(135deg, var(--color-blue-500), var(--color-cyan-500));
  color: white;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 10px;
  transition: var(--transition-medium);
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.footer-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

.footer-cta svg {
  transition: var(--transition-fast);
}

.footer-cta:hover svg {
  transform: translateX(4px);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(59, 130, 246, 0.1);
  text-align: center;
}

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

.footer-bottom-left p {
  color: var(--color-slate-500);
  font-size: 0.875rem;
}

.footer-sub {
  color: var(--color-slate-400);
  font-size: 0.8rem;
}

.footer-bottom-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  justify-content: center;
}

.footer-legal {
  color: var(--color-slate-400);
  font-size: 0.8rem;
  transition: var(--transition-fast);
}

.footer-legal:hover {
  color: var(--color-blue-500);
}

.footer-divider {
  color: var(--color-slate-300);
}

/* Footer Decoration */
.footer-decoration {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.deco-circle {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(59, 130, 246, 0.1);
  animation: decoRotate 20s linear infinite;
}

.deco-circle-1 {
  width: 300px;
  height: 300px;
  bottom: -150px;
  left: -100px;
}

.deco-circle-2 {
  width: 200px;
  height: 200px;
  bottom: -50px;
  right: -50px;
  animation-direction: reverse;
  animation-duration: 15s;
}

@keyframes decoRotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.deco-line {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.2), transparent);
}

.deco-line-1 {
  width: 200px;
  bottom: 100px;
  left: 5%;
  transform: rotate(-15deg);
}

.deco-line-2 {
  width: 150px;
  bottom: 150px;
  right: 10%;
  transform: rotate(15deg);
}

/* Logo Image in Navbar */
.logo-image {
  height: 80px;
  width: auto;
  transition: var(--transition-medium);
  object-fit: contain;
}

@media (min-width: 640px) {
  .logo-image {
    height: 80px;
  }
}

@media (min-width: 1024px) {
  .logo-image {
    height: 80px;
  }
}

.navbar-logo:hover .logo-image {
  transform: scale(1.03);
  filter: drop-shadow(0 4px 15px rgba(59, 130, 246, 0.25));
}

/* WhatsApp Floating Button */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #25D366, #128C7E);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.4);
  z-index: 9999;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  animation: whatsappPulse 2s ease-in-out infinite;
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  color: white;
  transition: transform 0.3s ease;
}

.whatsapp-float:hover {
  transform: scale(1.1) translateY(-5px);
  box-shadow: 0 10px 40px rgba(37, 211, 102, 0.5);
}

.whatsapp-float:hover svg {
  transform: rotate(-10deg);
}

.whatsapp-tooltip {
  position: absolute;
  right: 70px;
  background: rgba(0, 0, 0, 0.85);
  color: white;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  pointer-events: none;
}

.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  top: 50%;
  right: -6px;
  transform: translateY(-50%);
  border-width: 6px;
  border-style: solid;
  border-color: transparent transparent transparent rgba(0, 0, 0, 0.85);
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
  visibility: visible;
  right: 75px;
}

@keyframes whatsappPulse {
  0%, 100% {
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.4);
  }
  50% {
    box-shadow: 0 6px 40px rgba(37, 211, 102, 0.6), 0 0 0 10px rgba(37, 211, 102, 0.1);
  }
}

@media (max-width: 640px) {
  .whatsapp-float {
    width: 54px;
    height: 54px;
    bottom: 16px;
    right: 16px;
  }
  
  .whatsapp-float svg {
    width: 28px;
    height: 28px;
  }
  
  .whatsapp-tooltip {
    display: none;
  }
}

/* Animations for scroll */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays for grid items */
.animate-on-scroll:nth-child(1) { transition-delay: 0s; }
.animate-on-scroll:nth-child(2) { transition-delay: 0.1s; }
.animate-on-scroll:nth-child(3) { transition-delay: 0.2s; }
.animate-on-scroll:nth-child(4) { transition-delay: 0.3s; }
.animate-on-scroll:nth-child(5) { transition-delay: 0.4s; }
.animate-on-scroll:nth-child(6) { transition-delay: 0.5s; }