:root{--ink:#13231f;--muted:#5e6f69;--paper:#fbfcfa;--soft:#eef5f1;--line:#d8e4de;--brand:#136b52;--brand2:#0d4d3b;--accent:#f0b44d;--white:#fff;--shadow:0 14px 40px rgba(19,35,31,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);line-height:1.68}
a{color:var(--brand2);text-decoration-thickness:1px;text-underline-offset:3px}a:hover{color:var(--brand)}
.wrap{width:min(1160px,92vw);margin:auto}.narrow{width:min(760px,92vw);margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(251,252,250,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.head{min-height:72px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:850;color:var(--ink);font-size:1.04rem}.mark{width:34px;height:34px;border-radius:10px;background:var(--brand);display:grid;place-items:center;color:white;font-weight:900}
.nav{display:flex;gap:20px;margin-left:auto;align-items:center}.nav a{text-decoration:none;font-weight:650;font-size:.94rem}.cta{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:.78rem 1rem;border-radius:10px;background:var(--brand);color:white!important;text-decoration:none;font-weight:800;box-shadow:0 6px 18px rgba(19,107,82,.18)}.cta:hover{background:var(--brand2)}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:9px;padding:.55rem .7rem;font-size:1rem}
.hero{padding:74px 0 54px;background:linear-gradient(135deg,#f8fbf9 0%,#e8f3ee 100%);border-bottom:1px solid var(--line)}.hero-grid{display:grid;grid-template-columns:1.4fr .8fr;gap:48px;align-items:center}
.eyebrow{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;font-weight:850;color:var(--brand)}h1{font-size:clamp(2.2rem,5vw,4.5rem);line-height:1.04;letter-spacing:-.045em;margin:.4rem 0 1rem}h2{font-size:clamp(1.55rem,3vw,2.35rem);line-height:1.15;letter-spacing:-.025em;margin-top:2.2rem}h3{line-height:1.25}
.lead{font-size:1.17rem;color:var(--muted);max-width:760px}.panel,.card,.sidebar-card,.callout{background:var(--white);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.panel{padding:26px}.metric-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:18px}.metric{padding:14px;border-radius:12px;background:var(--soft);text-align:center}.metric strong{display:block;font-size:1.2rem}
.section{padding:58px 0}.soft{background:var(--soft)}.section-title{max-width:760px;margin-bottom:28px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{padding:22px}.card h3{margin:.5rem 0}.pill{display:inline-block;border:1px solid var(--line);background:var(--soft);border-radius:999px;padding:.25rem .55rem;font-size:.74rem;font-weight:800}
.article-wrap{display:grid;grid-template-columns:minmax(0,760px) 300px;gap:46px;align-items:start;padding:46px 0 70px}.article p,.article li{font-size:1.04rem}.article ul{padding-left:1.2rem}.breadcrumbs{font-size:.86rem;color:var(--muted);margin-bottom:20px}.breadcrumbs a{color:var(--muted)}
.sidebar{position:sticky;top:96px}.sidebar-card{padding:20px;margin-bottom:18px}.sidebar-card h3{margin-top:0}.sidebar-card .cta{width:100%}.mini-links{list-style:none;padding:0;margin:0}.mini-links li{border-top:1px solid var(--line);padding:.7rem 0}.mini-links li:first-child{border-top:0}
.callout{padding:24px;margin:34px 0;background:linear-gradient(135deg,#fff 0%,#edf7f2 100%)}.callout h3{margin-top:0}.fine{font-size:.84rem;color:var(--muted)}
.checks{display:grid;grid-template-columns:1fr 1fr;gap:10px}.checks div{padding:12px;background:var(--soft);border-radius:10px}
.footer{background:#10221c;color:#dbe9e3;padding:44px 0 86px}.footer a{color:#fff}.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px}.footer .fine{color:#abc1b7}
.mobile-sticky{display:none}
table{border-collapse:collapse;width:100%;margin:24px 0;background:white}th,td{border:1px solid var(--line);padding:12px;text-align:left;vertical-align:top}th{background:var(--soft)}
@media(max-width:900px){.nav{display:none;position:absolute;top:72px;left:0;right:0;background:var(--paper);border-bottom:1px solid var(--line);padding:18px 4vw;flex-direction:column;align-items:stretch}.nav.open{display:flex}.menu-btn{display:block}.head>.cta{display:none}.hero-grid,.article-wrap,.grid,.foot-grid{grid-template-columns:1fr}.sidebar{position:static}.sidebar .sidebar-card:first-child{display:none}.metric-row{grid-template-columns:1fr}.mobile-sticky{display:block;position:fixed;left:0;right:0;bottom:0;z-index:60;background:rgba(255,255,255,.97);padding:10px 4vw;border-top:1px solid var(--line)}.mobile-sticky .cta{width:100%}.checks{grid-template-columns:1fr}.hero{padding-top:48px}}