:root {
  --bg-dark: #ffffff;
  --text-light: #1e293b;
  --text-muted: #64748b;
  --accent-cyan: #00bcd4;
  --accent-glow: rgba(0, 188, 212, 0.4);
  --accent-green: #4caf50;
  --accent-red: #f44336;
  
  --glass-bg: rgba(255, 255, 255, 0.95);
  --glass-border: rgba(0, 0, 0, 0.08);
}

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

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-light);
  line-height: 1.6;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 50%, rgba(0, 188, 212, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 85% 30%, rgba(76, 175, 80, 0.08) 0%, transparent 50%);
}

h1, h2, h3, h4 {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Glassmorphism Utilities */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

/* Navbar */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 5%;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--glass-border);
}

.logo {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo span {
  color: #1e293b;
}

.nav-links a {
  color: var(--text-light);
  text-decoration: none;
  margin-left: 32px;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: var(--accent-cyan);
}

.btn {
  padding: 12px 28px;
  border-radius: 12px;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent-cyan);
  color: #000;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px var(--accent-glow);
  background: #26c6da;
}

.btn-outline {
  background: transparent;
  color: var(--accent-cyan);
  border: 2px solid var(--accent-cyan);
}

.btn-outline:hover {
  background: rgba(0, 188, 212, 0.1);
  transform: translateY(-2px);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 5% 60px;
  gap: 60px;
}

.hero-content {
  flex: 1;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(0, 188, 212, 0.1);
  color: var(--accent-cyan);
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
  border: 1px solid rgba(0, 188, 212, 0.2);
}

.hero h1 {
  font-size: 4rem;
  line-height: 1.1;
  margin-bottom: 24px;
  background: linear-gradient(to right, #1e293b, #475569);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero h1 span {
  background: linear-gradient(to right, var(--accent-cyan), #4caf50);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.hero-cta {
  display: flex;
  gap: 20px;
}

.hero-image {
  flex: 1;
  position: relative;
}

.hero-image img {
  width: 100%;
  max-width: 600px;
  height: auto;
  border-radius: 24px;
  animation: float 6s ease-in-out infinite;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

/* Features Section */
.features {
  padding: 100px 5%;
}

.section-header {
  text-align: center;
  margin-bottom: 80px;
}

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

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

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
}

.feature-card {
  padding: 40px;
  text-align: left;
  transition: transform 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-10px);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: rgba(0, 188, 212, 0.1);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--accent-cyan);
  font-size: 24px;
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.feature-card p {
  color: var(--text-muted);
  line-height: 1.7;
}

.feature-image {
  width: 100%;
  border-radius: 16px;
  margin-top: 30px;
  border: 1px solid var(--glass-border);
}

/* FAQ Accordion */
.faq-item {
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow 0.3s ease;
}

.faq-item:hover {
  box-shadow: 0 4px 16px rgba(0, 188, 212, 0.1);
}

.faq-item summary {
  padding: 20px 24px;
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 1.05rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-light);
  transition: color 0.3s ease;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent-cyan);
  transition: transform 0.3s ease;
}

.faq-item[open] summary::after {
  content: '−';
}

.faq-item[open] summary {
  color: var(--accent-cyan);
}

.faq-item p {
  padding: 0 24px 20px;
  color: var(--text-muted);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* Footer */
footer {
  text-align: center;
  padding: 40px 5%;
  border-top: 1px solid var(--glass-border);
  color: var(--text-muted);
  margin-top: 60px;
}

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

/* Responsive */
@media (max-width: 968px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding-top: 150px;
  }
  
  .hero p {
    margin: 0 auto 40px;
  }
  
  .hero-cta {
    justify-content: center;
  }
}