:root {
    --primary: #1D8C89;
    --primary-foreground: #ffffff;
    --background: #ffffff;
    --foreground: #1f2937;
    --muted-foreground: #6b7280;
    --muted: #f8fafc;
    --border: #e5e7eb;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', system-ui, sans-serif;
}

body {
    background-color: var(--background);
    color: var(--foreground);
    line-height: 1.6;
}

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

section {
    padding: 5rem 1rem;
    background-color: var(--muted);
}

.text-center {
    text-align: center;
}

.mb-4 {
    margin-bottom: 1rem;
}

.mb-3 {
    margin-bottom: 0.75rem;
}

.mb-6 {
    margin-bottom: 1.5rem;
}

.mb-16 {
    margin-bottom: 4rem;
}

.text-4xl {
    font-size: 2.25rem;
    font-weight: 700;
}

.text-xl {
    font-size: 1.25rem;
    font-weight: 600;
}

.text-muted-foreground {
    color: var(--muted-foreground);
}

.max-w-2xl {
    max-width: 42rem;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.grid {
    display: grid;
    gap: 2rem;
}

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

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

.gap-8 {
    gap: 2rem;
}

.relative {
    position: relative;
}

.hidden {
    display: none;
}

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

.absolute {
    position: absolute;
}

.top-16 {
    top: 4rem;
}

.left-0 {
    left: 0;
}

.right-0 {
    right: 0;
}

.h-0\.5 {
    height: 0.125rem;
}

.bg-border {
    background-color: var(--border);
}

.w-16 {
    width: 4rem;
}

.h-16 {
    height: 4rem;
}

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

.text-primary-foreground {
    color: var(--primary-foreground);
}

.rounded-full {
    border-radius: 9999px;
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.shadow-lg {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.z-10 {
    z-index: 10;
}

.z-0 {
    z-index: 0;
}

.w-8 {
    width: 2rem;
}

.h-8 {
    height: 2rem;
}

.top-6 {
    top: 1.5rem;
}

.-left-4 {
    left: -1rem;
}

.bg-primary\/10 {
    background-color: rgba(59, 130, 246, 0.1);
}

.text-primary {
    color: var(--primary);
}

.text-sm {
    font-size: 0.875rem;
}

/* Animation classes */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.step-fade {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.step-fade.visible {
    opacity: 1;
    transform: translateY(0);
}

.icon-hover:hover {
    transform: scale(1.1) rotate(360deg);
}

.icon-transition {
    transition: transform 0.5s ease;
}

.number-scale {
    opacity: 0;
    transform: scale(0);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.number-scale.visible {
    opacity: 1;
    transform: scale(1);
}

.connection-line {
    transform-origin: left center;
    transform: scaleX(0);
    transition: transform 1s ease;
}

.connection-line.visible {
    transform: scaleX(1);
}