/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Space+Grotesk:wght@500;700&display=swap');

:root {
  --bg-dark: #0a0a0a;
  --bg-darker: #050505;
  --accent-green: #00ff88;
  --accent-green-rgb: 0, 255, 136;
  --accent-cyan: #00cfff;
  --text-main: #ffffff;
  --text-muted: #a0a0a0;
  
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-hover: rgba(0, 255, 136, 0.3);
  
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  overflow-x: hidden;
  line-height: 1.6;
  animation: pageFadeIn 0.6s ease-in forwards;
}

@keyframes pageFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

h1, h2, h3, h4, h5, h6, .space-font {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  line-height: 1.2;
}

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

ul {
  list-style: none;
}

/* Background Effects */
.bg-mesh {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  background: 
    radial-gradient(circle at 15% 50%, rgba(0, 255, 136, 0.04), transparent 40%),
    radial-gradient(circle at 85% 30%, rgba(0, 207, 255, 0.04), transparent 40%);
  pointer-events: none;
}

/* Typography & Utilities */
.text-gradient {
  background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.text-center { text-align: center; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }
.mt-5 { margin-top: 3rem; }

section {
  padding: 6rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.8rem 1.8rem;
  border-radius: 8px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  border: none;
  z-index: 1;
}

.btn-primary {
  background: linear-gradient(135deg, rgba(0,255,136,0.1), rgba(0,207,255,0.1));
  color: var(--accent-green);
  border: 1px solid var(--accent-green);
  box-shadow: 0 0 15px rgba(0, 255, 136, 0.1);
}

.btn-primary:hover {
  background: var(--accent-green);
  color: var(--bg-dark);
  box-shadow: 0 0 25px rgba(0, 255, 136, 0.4);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text-main);
  border: 1px solid var(--glass-border);
}

.btn-outline:hover {
  border-color: var(--text-main);
  background: rgba(255,255,255,0.05);
  transform: translateY(-2px);
}

/* Glass Cards */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  opacity: 0.5;
}

.glass-card:hover {
  transform: translateY(-5px);
  border-color: var(--glass-border-hover);
  box-shadow: 0 10px 30px rgba(0, 255, 136, 0.05);
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 100;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  padding: 1rem 2rem;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-dark);
  font-family: 'Space Grotesk', sans-serif;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
}

.nav-links a:hover, .nav-links a.active {
  color: var(--text-main);
  text-shadow: 0 0 10px rgba(255,255,255,0.3);
}

.hamburger {
  display: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}

.hamburger span {
  width: 25px;
  height: 2px;
  background: var(--text-main);
  transition: var(--transition);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 6rem;
}

.hero-content {
  flex: 1;
  padding-right: 2rem;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 500px;
  margin-bottom: 2.5rem;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
}

.hero-visual {
  flex: 1;
  display: flex;
  justify-content: center;
  position: relative;
}

/* 3D Orb CSS Art */
.orb-container {
  width: 400px;
  height: 400px;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.orb {
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, var(--accent-cyan), var(--accent-green));
  filter: blur(8px);
  opacity: 0.8;
  animation: float 6s ease-in-out infinite, pulseGlow 4s alternate infinite;
}

.orb-ring {
  position: absolute;
  width: 320px;
  height: 320px;
  border: 1px solid rgba(0, 255, 136, 0.3);
  border-radius: 50%;
  box-shadow: inset 0 0 20px rgba(0, 255, 136, 0.1);
  animation: spin 15s linear infinite;
}

.orb-ring:nth-child(2) {
  width: 360px;
  height: 360px;
  border-color: rgba(0, 207, 255, 0.2);
  animation: spin reverse 20s linear infinite;
}

/* Stats */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  padding: 3rem;
  margin-top: -3rem;
  position: relative;
  z-index: 10;
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent-green);
  margin-bottom: 0.5rem;
  font-family: 'Space Grotesk', sans-serif;
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.service-card {
  display: flex;
  flex-direction: column;
}

.service-icon {
  width: 50px;
  height: 50px;
  background: rgba(0, 255, 136, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--accent-green);
  font-size: 1.5rem;
}

.service-title {
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.service-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  flex-grow: 1;
  margin-bottom: 1.5rem;
}

.service-link {
  color: var(--accent-green);
  font-weight: 500;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.service-link::after {
  content: '→';
  transition: transform 0.3s ease;
}

.service-card:hover .service-link::after {
  transform: translateX(5px);
}

/* Why Us Teaser */
.why-us-teaser {
  text-align: center;
  padding: 4rem 2rem;
}

/* Footer */
footer {
  border-top: 1px solid var(--glass-border);
  padding: 4rem 2rem 2rem;
  margin-top: 4rem;
  background: var(--bg-darker);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

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

.footer-text {
  color: var(--text-muted);
  font-size: 0.9rem;
  max-width: 300px;
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  color: var(--text-muted);
}
.footer-links a:hover {
  color: var(--accent-green);
}

.footer-bottom {
  max-width: 1200px;
  margin: 3rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.05);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Chatbot Widget */
.chat-widget {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.chat-toggle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--accent-green);
  border: none;
  cursor: pointer;
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--bg-dark);
  transition: var(--transition);
  position: relative;
}

.chat-toggle::before {
  content: '';
  position: absolute;
  top: -5px; left: -5px; right: -5px; bottom: -5px;
  border-radius: 50%;
  border: 2px solid var(--accent-green);
  opacity: 0.5;
  animation: pulse 2s infinite;
}

.chat-toggle:hover {
  transform: scale(1.05);
}

.chat-panel {
  width: 350px;
  height: 500px;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  margin-bottom: 1rem;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: bottom right;
}

.chat-panel.active {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

.chat-header {
  padding: 1rem;
  background: rgba(255,255,255,0.05);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.chat-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-green);
}

.close-chat {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.2rem;
}

.close-chat:hover { color: var(--text-main); }

.chat-messages {
  flex: 1;
  padding: 1rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.msg {
  max-width: 85%;
  padding: 0.8rem 1rem;
  border-radius: 12px;
  font-size: 0.9rem;
  line-height: 1.4;
}

.msg.bot {
  background: rgba(255,255,255,0.05);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.msg.user {
  background: linear-gradient(135deg, rgba(0,255,136,0.1), rgba(0,207,255,0.1));
  border: 1px solid rgba(0,255,136,0.2);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.chat-input {
  padding: 1rem;
  border-top: 1px solid var(--glass-border);
  display: flex;
  gap: 0.5rem;
}

.chat-input input {
  flex: 1;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--glass-border);
  padding: 0.8rem 1rem;
  border-radius: 8px;
  color: var(--text-main);
  outline: none;
}

.chat-input input:focus {
  border-color: rgba(0, 255, 136, 0.4);
}

.chat-submit {
  background: var(--accent-green);
  color: var(--bg-dark);
  border: none;
  border-radius: 8px;
  width: 44px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.chat-submit:hover {
  background: var(--accent-cyan);
}

/* Animations */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

@keyframes pulseGlow {
  0% { box-shadow: 0 0 40px rgba(0,255,136,0.2); }
  100% { box-shadow: 0 0 80px rgba(0,207,255,0.4); }
}

@keyframes spin {
  100% { transform: rotate(360deg); }
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.5; }
  100% { transform: scale(1.3); opacity: 0; }
}

.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 1024px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding-top: 8rem;
    gap: 4rem;
  }
  .hero-content {
    padding-right: 0;
  }
  .hero-subtitle {
    margin: 0 auto 2.5rem;
  }
  .hero-ctas {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .navbar { padding: 1rem; }
  .hamburger { display: flex; }
  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 2rem;
    align-items: center;
    clip-path: circle(0 at 100% 0);
    transition: all 0.4s ease-out;
  }
  .nav-links.open {
    clip-path: circle(150% at 100% 0);
  }
  .stats-bar { grid-template-columns: 1fr; }
  .chat-panel { width: 300px; right: 1rem; bottom: 80px; }
  section { padding: 4rem 1.5rem; }
}