:root{
  --ink:#17343b;--ink2:#254850;--sand:#fbf8f2;--paper:#fffdf9;--line:#d9e2df;
  --sea:#e5f0ed;--sea2:#cfe2dd;--rust:#b85f43;--rust2:#93462f;--muted:#64777b;
  --shadow:0 12px 34px rgba(20,48,55,.08)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--sand);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.68}
a{color:#1f6270;text-decoration-thickness:1px;text-underline-offset:3px}a:hover{color:#123e48}
img{max-width:100%}.wrap{width:min(1160px,calc(100% - 36px));margin:auto}
.notice{background:#122f36;color:#eaf4f2;text-align:center;padding:7px 15px;font-size:.86rem}.notice a{color:white}
header{position:sticky;top:0;z-index:20;background:rgba(251,248,242,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{min-height:72px;display:flex;align-items:center;gap:20px}.brand{font:700 1.32rem Georgia,serif;color:var(--ink);text-decoration:none;white-space:nowrap}
.navlinks{display:flex;align-items:center;gap:18px;margin-left:auto}.navlinks a{color:var(--ink);font-weight:700;font-size:.92rem;text-decoration:none}
.header-cta{display:inline-flex!important;background:var(--rust);color:#fff!important;padding:10px 14px;border-radius:8px}
.hero{padding:76px 0 56px;background:linear-gradient(135deg,#faf4e9 0%,#e5f1ee 100%);border-bottom:1px solid var(--line)}
.eyebrow{font-size:.76rem;letter-spacing:.15em;text-transform:uppercase;font-weight:850;color:var(--rust)}
h1,h2,h3{font-family:Georgia,serif;line-height:1.17;letter-spacing:-.015em}h1{font-size:clamp(2.6rem,5vw,4.7rem);margin:.18em 0;max-width:900px}
h2{font-size:2rem;margin:2.25rem 0 .7rem}h3{font-size:1.35rem;margin:1.5rem 0 .45rem}
.lede{font-size:1.18rem;color:#405a61;max-width:790px}.subtle{color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--rust);color:white!important;text-decoration:none;font-weight:850;padding:13px 18px;border-radius:9px;border:0;margin:7px 8px 7px 0}
.btn:hover{background:var(--rust2)}.btn.dark{background:var(--ink)}.btn.ghost{background:white;color:var(--ink)!important;border:1px solid var(--line)}
main{padding:34px 0 72px}.layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:34px;align-items:start}
.article{min-width:0}.sidebar{position:sticky;top:100px}.side-card{background:white;border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:var(--shadow);margin-bottom:18px}
.side-card h3{margin-top:0}.side-card .btn{width:100%;margin:5px 0}.side-card ul{padding-left:18px;margin-bottom:0}
.crumbs{font-size:.86rem;color:var(--muted);margin-bottom:18px}.crumbs a{color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid.two{grid-template-columns:repeat(2,1fr)}
.card{background:white;border:1px solid var(--line);border-radius:15px;padding:22px;box-shadow:var(--shadow)}.card h3{margin-top:0}
.note{background:#ecf4f2;border-left:4px solid #5a8b82;padding:16px 18px;margin:24px 0;border-radius:0 10px 10px 0}
.warning{background:#fff5ec;border-left-color:var(--rust)}.disclosure{font-size:.9rem;color:#566e73;background:#fff;border:1px solid var(--line);padding:13px 15px;border-radius:10px;margin:18px 0}
.cta{background:linear-gradient(135deg,#17343b,#244d55);color:white;padding:28px;border-radius:17px;margin:38px 0;box-shadow:var(--shadow)}
.cta h2{margin:0 0 .5rem}.cta p{color:#dce8e7}.cta .fine{font-size:.82rem;color:#bfd0d0}
table{width:100%;border-collapse:collapse;background:white;margin:20px 0;font-size:.94rem}th,td{border:1px solid var(--line);padding:11px 12px;text-align:left;vertical-align:top}th{background:#edf4f2}
.toc{background:white;border:1px solid var(--line);border-radius:12px;padding:17px 20px;margin:22px 0}.toc strong{display:block;margin-bottom:7px}.toc a{display:inline-block;margin-right:16px}
.kicker{font-weight:800;color:var(--rust)}.checklist li{margin:.35rem 0}
.sourcebox{margin-top:40px;border-top:1px solid var(--line);padding-top:20px;font-size:.88rem;color:var(--muted)}.sourcebox a{color:var(--muted)}
footer{background:#112d34;color:#dbe7e5;padding:44px 0}.footgrid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}footer a{color:white}.fine{font-size:.84rem}
@media(max-width:900px){.layout{grid-template-columns:1fr}.sidebar{position:static}.navlinks a:not(.header-cta){display:none}.grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.wrap{width:min(100% - 24px,1160px)}.hero{padding:48px 0 38px}h1{font-size:2.55rem}.grid,.grid.two,.footgrid{grid-template-columns:1fr}.brand{font-size:1.12rem}.header-cta{padding:9px 10px;font-size:.82rem}.notice{font-size:.78rem}table{font-size:.82rem}.layout{gap:18px}}