:root {
  --color-primary: #78C841;
  --color-dark: #212121;
  --color-accent: #FF9B2F;
  --color-alert: #FB4141;
  --color-surface: #ffffff;
  --color-muted: #9097a1;
  --color-background: #f5f7fa;
  --color-gradient: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 50%, var(--color-alert) 100%);
  --shadow-lg: 0 22px 50px rgba(18, 18, 18, 0.15);
  --shadow-md: 0 16px 32px rgba(18, 18, 18, 0.12);
  --shadow-sm: 0 8px 20px rgba(18, 18, 18, 0.08);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--color-background);
}

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--color-dark);
  background: var(--color-background);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary {
  background-image: var(--color-gradient);
  color: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  border: 2px solid rgba(120, 200, 65, 0.6);
  color: var(--color-dark);
}

.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  background: rgba(120, 200, 65, 0.12);
  color: var(--color-primary);
}

.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 32px;
}

.section {
  padding: clamp(64px, 12vw, 120px) clamp(24px, 8vw, 120px);
}

.text-gradient {
  background-image: var(--color-gradient);
  -webkit-background-clip: text;
  color: transparent;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(255, 155, 47, 0.14);
  color: var(--color-accent);
  font-weight: 600;
}

.grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.shadow-hover {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.shadow-hover:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

[data-theme="dark"] body {
  background: #141414;
  color: #f5f5f5;
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 640px) {
  .btn {
    width: 100%;
    justify-content: center;
  }
}