/* IS001: namespaced companion presentation; no external font or analytics request. */
.is-companion{--is-ink:#183b3c;--is-deep:#102d31;--is-muted:#4d6464;--is-gold:#d6ad6a;--is-paper:#faf8f2;--is-line:#d8dfd8;background:var(--is-paper);color:var(--is-ink);font:17px/1.65 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;min-height:65vh;padding-bottom:48px;overflow-wrap:anywhere}
.is-companion *, .is-publicbar *{box-sizing:border-box}.is-companion [hidden]{display:none!important}.is-companion a{color:inherit;text-decoration-thickness:1px;text-underline-offset:4px}.is-companion button,.is-companion input,.is-companion textarea{font:inherit}.is-companion :focus-visible,.is-publicbar :focus-visible{outline:3px solid #8d591c;outline-offset:4px}.is-companion h1,.is-companion h2,.is-companion h3,.is-companion p,.is-companion ol,.is-companion ul{margin-top:0}.is-companion h1,.is-companion h2,.is-companion h3{color:var(--is-ink);text-wrap:balance;letter-spacing:-.03em}.is-companion h1{font:500 clamp(2.25rem,4.8vw,4.5rem)/1.06 Georgia,"Times New Roman",serif;margin-bottom:24px;max-width:920px}.is-companion h1 em{font-weight:400;color:#517365}.is-companion h2{font:500 clamp(1.8rem,3vw,2.7rem)/1.15 Georgia,serif;margin-bottom:18px}.is-companion h3{font:600 1.18rem/1.3 system-ui,sans-serif;margin-bottom:12px}.is-companion p{margin-bottom:18px}.is-wrap{width:min(1152px,calc(100% - 64px));margin:0 auto}.is-kicker{font-size:.72rem!important;font-weight:750;text-transform:uppercase;letter-spacing:.15em;line-height:1.5;margin-bottom:17px!important;color:#536c65}.is-lead{font-size:1.17rem;line-height:1.65;max-width:700px;color:var(--is-muted)}.is-hero{padding:72px 0 56px;border-bottom:1px solid var(--is-line);background:radial-gradient(ellipse at 85% 18%,#e0e8da 0,transparent 46%),var(--is-paper)}.is-hero-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:60px;align-items:center}.is-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin:24px 0}.is-button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;min-width:48px;padding:12px 20px;border:1px solid var(--is-ink);border-radius:7px;background:var(--is-ink);color:white!important;text-decoration:none;font-size:.92rem;font-weight:650;line-height:1.4;cursor:pointer;text-align:center}.is-button:hover{background:#28564e}.is-secondary{background:transparent;color:var(--is-ink)!important}.is-secondary:hover{background:#e7ece2}.is-quiet{background:transparent;border-color:transparent;color:var(--is-ink)!important;text-decoration:underline}.is-button:disabled{opacity:.5;cursor:not-allowed}.is-motif{background:var(--is-deep);color:#f5f1e5;border-radius:28px 5px 28px 5px;padding:35px;box-shadow:14px 14px 0 #e4dccb;transform:rotate(-1deg)}.is-motif .is-kicker{color:#d6ad6a}.is-motif ol{list-style:none;counter-reset:map;padding:0;margin:0}.is-motif li{counter-increment:map;display:grid;grid-template-columns:30px 1fr;border-top:1px solid #355254;padding:13px 0;font:500 1.35rem/1.4 Georgia,serif}.is-motif li::before{content:counter(map,decimal-leading-zero);font:.7rem/2.5 system-ui;color:#d6ad6a}.is-motif li span{grid-column:2;font:.78rem/1.5 system-ui;color:#bbc9c3}.is-motif>p:last-child{font-size:.8rem;margin:17px 0 0;color:#d6ad6a}.is-statline{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--is-line);gap:18px;padding:24px 0;color:var(--is-muted);font-size:.85rem}.is-statline strong{font:500 2rem/1 Georgia,serif;color:var(--is-ink);display:block;margin-bottom:7px}.is-section{padding:54px 0 10px}.is-section-head{max-width:740px;margin-bottom:24px}.is-section-head>p:last-child{color:var(--is-muted)}.is-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.is-card{border:1px solid var(--is-line);border-radius:9px;background:#fffefa;padding:25px;text-decoration:none;display:flex;flex-direction:column;gap:6px}.is-card p{font-size:.9rem;color:var(--is-muted);line-height:1.65}.is-card-link{font-size:.83rem;font-weight:700;margin-top:auto}.is-card:hover{border-color:#668377}.is-number{font:.8rem/1.5 system-ui;color:#647d70;font-weight:700;letter-spacing:.12em;margin-bottom:12px}.is-chapters{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 30px}.is-chapter-card{display:grid;grid-template-columns:30px 1fr 18px;gap:14px;align-items:start;padding:22px 0;border-top:1px solid var(--is-line);text-decoration:none}.is-chapter-card h3{font-size:1rem;letter-spacing:-.01em}.is-chapter-card p{font-size:.86rem;color:var(--is-muted);margin-bottom:0}.is-endnote{background:#e9eee4;padding:34px;border-radius:10px;margin:54px 0 0}.is-endnote p{max-width:820px}.is-subnav{border-bottom:1px solid var(--is-line);background:#fffefa}.is-subnav nav{display:flex;gap:20px;justify-content:space-between;align-items:center;padding:18px 0}.is-subbrand{font:600 1.12rem/1.3 Georgia,serif;text-decoration:none;white-space:nowrap}.is-subitems{display:flex;gap:16px;flex-wrap:wrap;font-size:.8rem}.is-subitems a{min-height:32px;display:inline-flex;align-items:center;text-decoration:none}.is-subitems [aria-current]{text-decoration:underline;font-weight:700}.is-reading{max-width:860px;padding-top:56px}.is-reading>h1{font-size:clamp(2rem,4vw,3.35rem)}.is-reading .is-section{padding-top:30px}.is-reading h2{font-size:1.9rem}.is-check,.is-example,.is-note{padding:27px;border:1px solid var(--is-line);border-left:4px solid #688171;background:#eef1e8;border-radius:5px;margin:30px 0}.is-companion details>summary{cursor:pointer;min-height:44px;font-weight:650;line-height:1.5;padding:9px 0}.is-companion details[open]>summary{margin-bottom:14px}.is-companion details p:last-child{margin-bottom:0}.is-page-nav{display:flex;justify-content:space-between;gap:22px;flex-wrap:wrap;border-top:1px solid var(--is-line);margin-top:42px;padding-top:24px;font-size:.9rem}.is-editor{margin-top:30px}.is-privacy{background:var(--is-deep);color:#e5ede5;padding:22px 25px;border-radius:8px;font-size:.88rem;line-height:1.65}.is-privacy strong{display:block;color:#f1d19b;margin-bottom:8px}.is-editor #is-status{font-size:.82rem;margin:12px 0 24px;color:var(--is-muted)}.is-field{display:block;margin:20px 0 28px;max-width:100%}.is-field>span{display:block;font-weight:620;margin-bottom:9px;line-height:1.55}.is-field small{display:block;color:var(--is-muted);font-size:.86rem;margin-bottom:12px}.is-field textarea{display:block;width:100%;min-height:116px;resize:vertical;background:#fffefa;color:var(--is-ink);border:1px solid #859b8f;border-radius:6px;padding:14px;line-height:1.6}.is-field textarea:disabled{background:#eff0e9}.is-prompts{padding-left:27px}.is-prompts li{padding-left:8px;border-bottom:1px solid var(--is-line)}.is-prompts li::marker{color:#526e62;font-weight:700}.is-editor-actions{position:sticky;bottom:0;z-index:5;display:flex;flex-wrap:wrap;gap:10px;background:#faf8f2f2;backdrop-filter:blur(8px);padding:15px 0;border-top:1px solid var(--is-line)}.is-small{font-size:.81rem;color:var(--is-muted)}.is-figure{margin:35px 0 45px;padding-bottom:20px;border-bottom:1px solid var(--is-line)}.is-figure img{display:block;width:100%;height:auto;border:1px solid var(--is-line);background:white;margin:22px 0}.is-figure p{font-size:.9rem}.is-glossary dt{font-weight:700;margin:27px 0 8px}.is-glossary dd{margin:0;border-bottom:1px solid var(--is-line);padding-bottom:22px}.is-search{display:block;margin-top:28px;font-size:.9rem;font-weight:650}.is-search input{display:block;width:100%;min-height:48px;padding:12px 14px;border:1px solid #8ca194;border-radius:5px;background:white;color:var(--is-ink);margin-top:8px}.is-references{padding-left:30px}.is-references li{padding:20px 0 20px 8px;border-bottom:1px solid var(--is-line);font-size:.91rem}.is-references li p{margin-bottom:8px}.is-source-links{display:flex;gap:16px;flex-wrap:wrap;font-size:.85rem}.is-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.is-lock{margin:0;padding:25px max(24px,calc((100vw - 1088px)/2));background:#f8e6c9;border-bottom:3px solid #7c4e25}.is-lock h2{font-size:1.7rem}.is-access{padding:80px 0;max-width:880px}.is-public-body{margin:0;background:#faf8f2}.is-publicbar{background:#102d31;color:#f6f1e6;padding:21px 0;font:15px/1.5 system-ui,sans-serif}.is-publicbar .is-wrap{display:flex;gap:22px;align-items:center;justify-content:space-between}.is-publicbar a{color:inherit;text-decoration:none}.is-publicbar strong{display:block;font-size:1.1rem}.is-publicbar small{color:#d6ad6a;text-transform:uppercase;letter-spacing:.14em;font-size:.65rem}.is-publicbar nav{display:flex;gap:25px;align-items:center;flex-wrap:wrap}.is-public-footer{background:#102d31;color:#dbe4de;padding:40px 0;font:14px/1.7 system-ui,sans-serif}.is-public-footer a{color:inherit}.is-public-footer .is-wrap{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}.is-public-skip{position:absolute;left:15px;top:-100px;background:#f9f6eb;padding:12px;color:#102d31;z-index:20}.is-public-skip:focus{top:10px}.is-steps{counter-reset:steps;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;padding:0;list-style:none}.is-steps li{counter-increment:steps;border-top:2px solid var(--is-ink);padding:24px 0}.is-steps li:before{content:counter(steps,decimal-leading-zero);font-size:.8rem;color:#638073}.is-steps h3{margin:12px 0}.is-steps p{font-size:.92rem;color:var(--is-muted)}
@media(max-width:850px){.is-hero-grid{grid-template-columns:1fr;gap:35px}.is-motif{max-width:620px;width:100%;transform:none}.is-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.is-subnav nav{align-items:flex-start;flex-direction:column;gap:12px}.is-hero{padding:45px 0}.is-steps{grid-template-columns:1fr;gap:5px}}
@media(max-width:560px){.is-companion{font-size:16px}.is-wrap{width:calc(100% - 36px)}.is-cards,.is-chapters{grid-template-columns:1fr}.is-statline{grid-template-columns:repeat(2,1fr);gap:22px}.is-motif{padding:25px;box-shadow:7px 7px 0 #e4dccb}.is-card{padding:21px}.is-reading{padding-top:34px}.is-check,.is-example,.is-note{padding:19px}.is-editor-actions{position:static}.is-editor-actions .is-button{width:100%}.is-actions .is-button{width:100%}.is-figure{margin-left:0;margin-right:0}.is-publicbar .is-wrap{align-items:flex-start;flex-direction:column;gap:14px}.is-publicbar nav{gap:20px}.is-subitems{gap:8px 15px}.is-field textarea{font-size:16px}.is-section{padding-top:38px}.is-endnote{padding:25px}}
@media(prefers-reduced-motion:no-preference){.is-button,.is-card{transition:background .16s,border-color .16s}}
@media print{body{background:white!important}.site-header,.site-footer,.is-subnav,.is-publicbar,.is-public-footer,.is-editor-actions,.is-page-nav,.is-actions,.is-example,.is-privacy,#is-status,.is-lock,.is-search,#is-search-status{display:none!important}.portal-main{padding:0!important}.is-companion{background:white;color:#111;padding:0;font:11pt/1.45 Georgia,serif}.is-wrap{width:100%;max-width:none}.is-reading{padding:0}.is-companion h1{font-size:24pt}.is-companion h2{font-size:17pt}.is-field{break-inside:avoid}.is-field textarea{display:none!important}.is-print-note{white-space:pre-wrap;border:1px solid #bbb;padding:10px;font:11pt/1.5 Georgia,serif}.is-card,.is-chapter-card{break-inside:avoid}.is-figure{break-inside:avoid}.is-companion details>*:not(summary){display:block!important}.is-references li{break-inside:avoid}.is-companion.is-expired .is-editor{display:none!important}}
@media print{.is-companion .is-print-note[hidden]{display:block!important}}
/* Override the parent site's heading no-wrap policy at enlarged reader text sizes. */
.is-companion h1,.is-companion h2,.is-companion h3,.is-companion a,.is-companion button,.is-companion summary{overflow-wrap:anywhere;white-space:normal;min-width:0}
.is-companion .is-hero-grid>*{min-width:0}