.c21se{--ink:#0d1b2a;--muted:#54606e;--line:#dfe5eb;--soft:#f5f8fa;--accent:#0f6f9b;font-family:inherit;color:var(--ink)}
.c21se-wrap{width:min(1160px,calc(100% - 40px));margin:auto}.c21se-hero{padding:82px 0 68px;background:linear-gradient(180deg,#f4f8fb,#fff)}.c21se-ey{font-size:.78rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:12px}.c21se h1{font-size:clamp(2.5rem,6vw,5.4rem);line-height:.98;max-width:980px;margin:0 0 24px}.c21se h2{font-size:clamp(1.8rem,3vw,3rem);line-height:1.05;margin:0 0 24px}.c21se h3{font-size:1.18rem;margin:.2rem 0 .75rem}.c21se-lead,.c21se-intro{font-size:1.12rem;line-height:1.7;max-width:900px;color:var(--muted)}.c21se-actions{margin-top:28px}.c21se-btn{display:inline-block;padding:13px 20px;border-radius:6px;background:var(--ink);color:#fff!important;text-decoration:none;font-weight:700}.c21se-secondary{background:#fff;color:var(--ink)!important;border:1px solid var(--line)}.c21se-sec{padding:64px 0;border-top:1px solid var(--line)}.c21se-grid{display:grid;gap:18px}.c21se-grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.c21se-grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.c21se-card{border:1px solid var(--line);border-radius:10px;padding:24px;background:#fff}.c21se-card p,.c21se-card li{color:var(--muted);line-height:1.55}.c21se-card ul{padding-left:20px}.c21se-k{font-size:.75rem;font-weight:800;color:var(--accent);letter-spacing:.08em}.c21se-link{font-weight:700;text-decoration:none}.c21se-chain{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:30px 0;padding:18px;border:1px solid var(--line);background:var(--soft);border-radius:10px}.c21se-chain span{font-weight:800}.c21se-chain.stack{flex-direction:column;align-items:flex-start}.c21se-quote{font-size:1.5rem;line-height:1.45;max-width:900px}.c21se-check{font-size:1.05rem;line-height:1.7}.c21se a:focus{outline:3px solid currentColor;outline-offset:3px}@media(max-width:900px){.c21se-grid.cols-3,.c21se-grid.cols-4{grid-template-columns:1fr 1fr}}@media(max-width:620px){.c21se-wrap{width:min(100% - 28px,1160px)}.c21se-hero{padding:54px 0 46px}.c21se-sec{padding:46px 0}.c21se-grid.cols-3,.c21se-grid.cols-4{grid-template-columns:1fr}.c21se-chain{align-items:flex-start;flex-direction:column}.c21se-chain b{transform:rotate(90deg);margin-left:8px}}