:root {
    --french-gray: #D3D3DCff;
    --gray: #757575ff;
    --battleship-gray: #8D8D8Dff;
    --medium-slate-blue: #7274CAff;
    --zaffre: #191BA9ff;
    --deep-sky-blue: #5CC2F2ff;
    --light-blue: #C1EAF2ff;
    --white: #FFFFFFff;
    --dark-grey: #cbd5e0; /* Even lighter grey */
}

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

body {
    line-height: 1.6;
    color: #333; /* Darker grey */
}

.header {
    padding: 1rem 0;
    background: var(--white);
}

.logo {
    max-width: 600px;
    height: auto;
    display: block;
    margin: 0 auto;
}

.hero {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--dark-grey); /* Light grey background */
    color: #333; /* Dark text for better contrast */
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: inherit; /* Inherits dark color from .hero */
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    margin-top: 2rem;
    background: var(--medium-slate-blue);
    color: var(--white);
    text-decoration: none;
    border-radius: 5px;
    transition: background 0.3s;
}

.cta-button:hover {
    background: var(--zaffre);
}

.features {
    display: flex;
    justify-content: center;
    padding: 3rem 2rem;
    gap: 2rem;
    flex-wrap: wrap;
    background: var(--white);
}

.feature-item {
    text-align: center;
    max-width: 300px;
    padding: 1rem;
    color: inherit; /* Inherit darker grey from body */
}

footer {
    background: var(--medium-slate-blue);
    color: var(--white);
    text-align: center;
    padding: 2rem;
    margin-top: 3rem;
}