.roadmap-list {
    position: relative;
    display: grid;
    gap: 1.5rem;
    padding-left: 2.5rem;
}

.roadmap-list::before {
    position: absolute;
    top: 1.5rem;
    bottom: 1.5rem;
    left: 0.75rem;
    width: 2px;
    content: "";
    background: linear-gradient(to bottom, #0058be, #e0e3e5);
}

.roadmap-list li {
    position: relative;
    border: 1px solid var(--outline-variant, #c3c7cf);
    border-radius: 1rem;
    padding: 1.5rem;
    background: var(--surface-container-lowest, #fff);
    box-shadow: 0 1px 2px rgb(0 0 0 / 0.05);
}

.roadmap-list li::before {
    position: absolute;
    top: 1.55rem;
    left: -2.18rem;
    width: 1.25rem;
    height: 1.25rem;
    border: 4px solid var(--surface, #fff);
    border-radius: 999px;
    content: "";
    background: #0058be;
    box-shadow: 0 0 0 2px #0058be;
}

.roadmap-list h2 { font-size: 1.1rem; font-weight: 700; color: var(--on-surface, #1a1c1e); }
.roadmap-list p { margin-top: .5rem; color: var(--on-surface-variant, #44474e); line-height: 1.6; }
.roadmap-list span { display: inline-block; margin-top: 1rem; border-radius: .375rem; padding: .25rem .5rem; background: var(--surface-container, #f1f3f5); color: var(--on-surface-variant, #44474e); font-family: "JetBrains Mono", monospace; font-size: .75rem; }