@import url("tokens.css");
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--lc-font);background:#fff;color:var(--lc-text);line-height:1.72}img{max-width:100%;height:auto}a{color:var(--lc-primary);text-decoration:none}a:hover{text-decoration:underline}.container{width:min(1120px,92%);margin:auto}
.topbar{background:var(--lc-frame);color:#dbe4e8;font-size:.82rem}.topbar .container{display:flex;justify-content:space-between;gap:20px;padding:7px 0}.site-header{position:sticky;top:0;z-index:50;background:var(--lc-header);box-shadow:0 1px 0 rgba(255,255,255,.06)}.nav{height:70px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand img{width:250px;display:block}.navlinks{display:flex;align-items:center;gap:18px;height:70px}.navlinks a{color:#e7eef1;font-size:.9rem;font-weight:700}.navlinks a:hover{color:var(--lc-accent);text-decoration:none}.menu-toggle{display:none;background:transparent;border:0;color:#fff;font-size:1.5rem}.btn{display:inline-block;background:var(--lc-accent);color:#172018!important;padding:10px 17px;border-radius:4px;font-weight:800}.btn:hover{background:var(--lc-accent-hover);text-decoration:none}
.hero{padding:58px 0 48px;background:linear-gradient(145deg,#fff 0%,#fff 63%,#eef3f4 100%);border-bottom:1px solid var(--lc-line)}.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:40px;align-items:center}.eyebrow{color:var(--lc-primary);font-size:.77rem;text-transform:uppercase;letter-spacing:.09em;font-weight:900}h1,h2,h3{color:var(--lc-frame)}h1{font-size:clamp(2.45rem,5vw,4.45rem);line-height:1.04;letter-spacing:-.035em;margin:.45rem 0 1rem}h2{font-size:clamp(1.55rem,2.7vw,2.25rem);line-height:1.2;margin:2.7rem 0 .75rem;scroll-margin-top:90px}h3{font-size:1.18rem}.lead{font-size:1.08rem;color:var(--lc-muted)}.hero-image{background:var(--lc-header);border:1px solid #37434a;border-radius:7px;padding:9px}.hero-image img{display:block;border-radius:4px}
.meta{display:flex;gap:9px;flex-wrap:wrap;margin-top:18px}.tag{display:inline-block;background:var(--lc-frame);color:#fff;border-radius:3px;padding:4px 8px;font-size:.75rem;font-weight:700}.tag.green{background:var(--lc-accent);color:#172018}.article{max-width:880px;margin:auto;padding:54px 0 65px}.article>p,.article li{font-size:1.02rem}.toc{background:var(--lc-bg);border:1px solid var(--lc-line);border-left:5px solid var(--lc-primary);padding:22px;border-radius:5px;margin:28px 0 36px}.toc strong{color:var(--lc-frame)}.toc ol{columns:2;padding-left:1.25rem}.toc li{margin:.35rem 0}.toc a{color:#49696e}
.definition{background:#fff;border:1px solid var(--lc-line);border-top:4px solid var(--lc-primary);border-radius:5px;padding:20px;margin:18px 0}.definition h3{margin:.1rem 0 .5rem}.callout{background:#eff7f7;border-left:5px solid var(--lc-primary);padding:18px 20px;border-radius:4px;margin:25px 0}.callout.green{background:#f2f9ec;border-color:var(--lc-accent)}.callout.dark{background:var(--lc-frame);color:#fff;border:0}.callout.dark h2,.callout.dark h3,.callout.dark p{color:#fff}.comparison{width:100%;border-collapse:collapse;margin:25px 0}.comparison th,.comparison td{border:1px solid var(--lc-line);padding:12px 13px;text-align:left;vertical-align:top}.comparison th{background:var(--lc-frame);color:#fff}.comparison tr:nth-child(even) td{background:#fafbfb}.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0}.flow div{background:var(--lc-bg);border:1px solid var(--lc-line);padding:15px;border-radius:5px;text-align:center}.flow strong{display:block;color:var(--lc-primary);margin-bottom:5px}.faq details{border:1px solid var(--lc-line);border-radius:5px;padding:14px 16px;margin:10px 0}.faq details[open]{border-left:5px solid var(--lc-accent)}.faq summary{font-weight:800;color:var(--lc-frame);cursor:pointer}.refs{font-size:.9rem;color:var(--lc-muted);border-top:1px solid var(--lc-line);margin-top:38px;padding-top:18px}.refs li{font-size:.9rem}.cta{background:linear-gradient(135deg,var(--lc-header),var(--lc-frame));color:#fff;border-radius:6px;padding:30px;margin-top:38px}.cta h2,.cta p{color:#fff}.site-footer{background:var(--lc-header);color:#cad7dc;padding:36px 0 18px}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr .8fr;gap:34px}.footer-logo{width:230px}.site-footer h3{color:#fff}.site-footer a{color:#e6edef}.site-footer a:hover{color:var(--lc-accent);text-decoration:none}.copy{border-top:1px solid rgba(255,255,255,.12);margin-top:24px;padding-top:14px;font-size:.82rem;color:#91a3aa}.back-top{position:fixed;right:18px;bottom:18px;width:40px;height:40px;border:0;border-radius:4px;background:var(--lc-accent);color:#172018;font-weight:900;cursor:pointer}
@media(max-width:850px){.hero-grid{grid-template-columns:1fr}.toc ol{columns:1}.flow{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.menu-toggle{display:block}.navlinks{display:none;position:absolute;left:0;right:0;top:70px;background:var(--lc-header);height:auto;padding:14px 4%;flex-direction:column;align-items:flex-start}.navlinks.open{display:flex}.comparison{display:block;overflow-x:auto}}@media(max-width:560px){.footer-grid{grid-template-columns:1fr}.topbar .container{flex-direction:column;gap:2px}.hero{padding:44px 0 36px}}