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

:root {
  --bg: #0e0e11;
  --accent: #2ee783;
  --accent-hover: #4dffa2;
  --text: #ffffff;
  --text-muted: rgba(255, 255, 255, 0.6);
  --text-light: rgba(255, 255, 255, 0.4);
  --card-bg: rgba(255, 255, 255, 0.05);
  --border: rgba(255, 255, 255, 0.1);
  --sage: #85a192;
}

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

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(14, 14, 17, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
}

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

.logo {
  font-family: 'DM Sans', sans-serif;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.5px;
}

/* Buttons */
.btn {
  border: none;
  border-radius: 56px;
  font-size: 1rem;
  font-weight: 500;
  padding: 0.75rem 1.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: 'Inter', sans-serif;
}

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

.btn-outline:hover {
  background-color: var(--accent);
  color: var(--bg);
}

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

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

/* Hero Section */
.hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 6rem 2rem 4rem;
  text-align: center;
}

.hero-content {
  margin-bottom: 4rem;
}

.h1-hero {
  font-family: 'DM Sans', sans-serif;
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 500;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  background: linear-gradient(90deg, var(--text) 0%, var(--sage) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.accent-text {
  background-color: var(--accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 2rem;
  line-height: 1.6;
}

.hero-subtitle strong {
  color: var(--text);
}

.signin-container {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

/* Stats Bar */
.stats-bar {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 3rem;
  padding: 3rem 2rem;
  background-color: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 24px;
  margin-top: 3rem;
  flex-wrap: wrap;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.stat-number {
  font-family: 'DM Sans', sans-serif;
  font-size: 2rem;
  font-weight: 600;
  color: var(--accent);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-divider {
  width: 1px;
  height: 3rem;
  background-color: var(--border);
}

/* Features Section */
.features {
  max-width: 1200px;
  margin: 0 auto;
  padding: 6rem 2rem;
}

.h2-section {
  font-family: 'DM Sans', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 500;
  text-align: center;
  margin-bottom: 3rem;
  background: linear-gradient(90deg, var(--text) 0%, var(--sage) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.feature-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 2rem;
  transition: all 0.3s ease;
}

.feature-card:hover {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: var(--accent);
  transform: translateY(-4px);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-family: 'DM Sans', sans-serif;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 1rem;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.6;
}

/* How It Works Section */
.how-it-works {
  max-width: 1200px;
  margin: 0 auto;
  padding: 6rem 2rem;
}

.steps {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.step {
  background-color: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 2rem;
  flex: 1;
  min-width: 250px;
  max-width: 280px;
  text-align: center;
}

.step-number {
  font-family: 'DM Sans', sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1rem;
}

.step h3 {
  font-family: 'DM Sans', sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.step p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.step-arrow {
  font-size: 2rem;
  color: var(--accent);
  display: none;
}

@media (max-width: 768px) {
  .step-arrow {
    display: block;
    writing-mode: horizontal-tb;
  }

  .steps {
    flex-direction: column;
    gap: 1.5rem;
  }
}

/* Bottom CTA Section */
.bottom-cta {
  max-width: 900px;
  margin: 0 auto;
  padding: 4rem 2rem;
  background: linear-gradient(135deg, rgba(46, 231, 131, 0.05) 0%, rgba(46, 231, 131, 0.02) 100%);
  border: 1px solid var(--border);
  border-radius: 24px;
  text-align: center;
}

.bottom-cta .h2-section {
  margin-bottom: 1rem;
}

.cta-subtitle {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

/* Footer */
.footer {
  margin-top: 6rem;
  padding: 3rem 2rem;
  text-align: center;
  border-top: 1px solid var(--border);
}

.footer-copy {
  font-size: 0.95rem;
  color: var(--text-light);
}

.heart {
  color: var(--accent);
  margin: 0 0.25rem;
}

/* Google Sign-In Button Customization */
.g_id_signin {
  margin: 0 auto;
}

/* Responsive Design */
@media (max-width: 768px) {
  .navbar-content {
    padding: 0 1rem;
  }

  .logo {
    font-size: 1.25rem;
  }

  .btn {
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
  }

  .h1-hero {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .stats-bar {
    gap: 1.5rem;
    padding: 2rem 1.5rem;
  }

  .stat-number {
    font-size: 1.5rem;
  }

  .stat-divider {
    width: 1px;
    height: 2rem;
  }

  .features {
    padding: 3rem 1rem;
  }

  .h2-section {
    font-size: clamp(1.5rem, 3vw, 2rem);
  }

  .features-grid {
    gap: 1.5rem;
  }

  .feature-card {
    padding: 1.5rem;
  }

  .step {
    min-width: 200px;
    max-width: none;
    padding: 1.5rem;
  }

  .bottom-cta {
    padding: 2.5rem 1.5rem;
    margin: 0 1rem;
  }

  .footer {
    padding: 2rem 1rem;
  }
}

/* Animation */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-content,
.stats-bar,
.features,
.how-it-works,
.bottom-cta {
  animation: fadeInUp 0.6s ease-out;
}