:root{--bg:#fff;--alt:#f3f6fb;--ink:#14213d;--mut:#4a5a75;--acc:#0a5bd8;--acc2:#ffd400;--bd:#d5deec}
@media (prefers-color-scheme:dark){:root{--bg:#0d1830;--alt:#122246;--ink:#f2f6ff;--mut:#b4c2dd;--acc:#6ea8ff;--bd:#25396b}}
*{box-sizing:border-box}html{font-size:112.5%}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Helvetica,Arial,sans-serif;line-height:1.6}
.wrap{max-width:960px;margin:0 auto;padding:0 20px}.top{border-bottom:1px solid var(--bd)}.top .wrap{display:flex;justify-content:space-between;align-items:center;min-height:64px}
.hero{padding:56px 0 48px}.eyebrow{color:var(--mut);font-weight:600;letter-spacing:.04em;text-transform:uppercase;font-size:.8rem;margin:0}
h1{font-size:clamp(2rem,5vw,3rem);line-height:1.15;margin:.4em 0}h2{font-size:clamp(1.5rem,3.5vw,2.1rem);margin:0 0 .6em}h3{margin:.2em 0}.lead{font-size:1.25rem;color:var(--mut)}
section{padding:48px 0}.alt{background:var(--alt)}.center{text-align:center}.big{font-size:1.4rem;font-weight:700}
.btn{display:inline-block;background:var(--acc);color:#fff;text-decoration:none;font-weight:700;padding:16px 28px;border-radius:14px;min-height:48px;font-size:1.1rem}.btn:focus-visible{outline:4px solid var(--acc2);outline-offset:2px}
.btn.small{padding:10px 18px;font-size:1rem}.btn.ghost{background:transparent;color:var(--acc);border:2px solid var(--acc)}
.cta{display:flex;flex-wrap:wrap;gap:16px;align-items:center;margin-top:24px}.note{color:var(--mut);font-size:.95rem}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin:24px 0}.card{background:var(--bg);border:1px solid var(--bd);border-radius:16px;padding:20px}
.tick{list-style:none;padding:0;max-width:560px;margin:24px auto;text-align:left}.tick li{padding:6px 0 6px 32px;position:relative}.tick li:before{content:"✓";position:absolute;left:0;color:var(--acc);font-weight:800}
details{border:1px solid var(--bd);border-radius:12px;padding:14px 18px;margin:10px 0}summary{cursor:pointer;font-weight:700}
footer{border-top:1px solid var(--bd);padding:28px 0;color:var(--mut);font-size:.9rem}a{color:var(--acc)}