:root {
    /* The "Health & Data" Palette */
    --bg-color: #F9F8F6;       /* Alabaster / Cream */
    --card-bg: #FFFFFF;        /* Pure White */
    --text-primary: #2C2A25;   /* Deep Loam Brown */
    --text-secondary: #6B665F; /* Soft Earth Gray */
    --accent-green: #6A8E7F;   /* Sage Green */
    --accent-light: #E8EBE9;   /* Light Sage Tint */
    --font-main: 'DM Sans', sans-serif; /* Modern, clean, rounded sans */
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.main-wrapper {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 24px;
}

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 80px;
}

.brand {
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

.nav-btn {
    text-decoration: none;
    color: var(--accent-green);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 8px 16px;
    background-color: var(--accent-light);
    border-radius: 8px;
    transition: background-color 0.2s;
}

.nav-btn:hover {
    background-color: #dbe0de;
}

/* Hero Section */
.hero {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 80px auto;
}

.badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent-green);
    margin-bottom: 20px;
}

h1 {
    font-size: 3rem;
    line-height: 1.1;
    font-weight: 700;
    letter-spacing: -1.5px;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    font-weight: 400;
}

/* Grid Layout */
.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-bottom: 80px;
}

/* Cards */
.card {
    background-color: var(--card-bg);
    padding: 32px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.03); /* Extremely soft shadow */
    transition: transform 0.2s ease;
    border: 1px solid rgba(0,0,0,0.02);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.06);
}

.icon-box {
    font-size: 1.5rem;
    color: var(--accent-green);
    margin-bottom: 20px;
}

h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 12px;
}

p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* Footer */
.divider {
    height: 1px;
    background-color: #E0DDD5;
    margin-bottom: 32px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* Mobile Adjustments */
@media (max-width: 600px) {
    h1 { font-size: 2.2rem; }
    .hero { margin-bottom: 60px; }
    .footer-content { flex-direction: column; gap: 12px; text-align: center; }
}