:root {
    --ink: #1b2430;
    --muted: #5a6b7b;
    --line: #e2e8ee;
    --brand: #3f6f8f;      /* calm slate-teal */
    --brand-deep: #2c5169;
    --bg: #f7f9fb;
    --card: #ffffff;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--ink);
    background: linear-gradient(180deg, #eef3f7 0%, var(--bg) 100%);
    -webkit-font-smoothing: antialiased;
}
.wrap {
    max-width: 720px;
    margin: 0 auto;
    padding: 8vh 24px 6vh;
}
.mark {
    font-weight: 800;
    letter-spacing: -0.02em;
    font-size: 1.35rem;
    color: var(--brand-deep);
    margin-bottom: 3rem;
}
h1 {
    font-size: clamp(1.9rem, 4.5vw, 2.9rem);
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin: 0 0 1rem;
}
.lede {
    font-size: 1.16rem;
    color: var(--muted);
    margin: 0 0 2.5rem;
}
.pillars {
    list-style: none;
    margin: 0 0 2.5rem;
    padding: 0;
    display: grid;
    gap: 14px;
}
.pillars li {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 16px 18px;
    box-shadow: 0 1px 2px rgba(20, 40, 60, 0.04);
}
.pillars strong { color: var(--brand-deep); }
.cta {
    display: inline-block;
    background: var(--brand);
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    padding: 12px 26px;
    border-radius: 10px;
    margin-bottom: 12px;
}
.cta:hover { background: var(--brand-deep); }
.soon {
    display: inline-block;
    font-size: 0.95rem;
    color: var(--brand-deep);
    background: #e8f0f5;
    border: 1px solid #d4e2eb;
    border-radius: 999px;
    padding: 7px 16px;
}
footer {
    margin-top: 3.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--line);
    font-size: 0.85rem;
    color: var(--muted);
}
.ver { float: right; opacity: 0.7; font-variant-numeric: tabular-nums; }
@media (max-width: 480px) { .ver { float: none; display: block; margin-top: 6px; } }