:root{--ink:#102d3b;--muted:#556976;--green:#07694b;--mint:#eaf4ef;--line:#dbe3e7;--paper:#fff;--soft:#f4f7f8;--max:1200px;--serif:Georgia,'Times New Roman',serif;--sans:Arial,Helvetica,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.65}a{color:inherit;text-decoration:none}a:hover{color:var(--green)}a:focus-visible,summary:focus-visible{outline:3px solid #d89318;outline-offset:5px}img{display:block;max-width:100%;height:auto}button,summary{font:inherit}p,h1,h2,h3,figure{margin:0}p+p{margin-top:1.1em}h1,h2,h3{line-height:1.15}svg.icon{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.65;stroke-linecap:round;stroke-linejoin:round;flex:none}.wrap{width:min(var(--max),calc(100% - 64px));margin:auto}.skip{position:fixed;top:-80px;left:20px;background:var(--ink);color:#fff;padding:12px 20px;z-index:20}.skip:focus{top:10px}.utility{background:var(--ink);color:#d6e2e8;font-size:12px;letter-spacing:.08em;text-transform:uppercase}.utility .wrap{display:flex;justify-content:space-between;gap:20px;padding:10px 0}.utility a:hover{color:white}.utility-right{display:flex;gap:22px}.masthead{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:113px}.brand{display:flex;align-items:center;gap:17px}.brand img{width:188px;height:auto}.brand-type{border-left:1px solid var(--line);padding-left:18px;line-height:1.2}.brand-type strong{display:block;font-size:21px;letter-spacing:.2em;font-weight:500}.brand-type span{display:block;font-size:11px;letter-spacing:.14em;margin-top:5px;color:var(--muted)}.masthead-note{font:italic 17px var(--serif);color:var(--muted)}.actions{display:flex;align-items:center;gap:10px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:46px;padding:10px 23px;font-weight:700;font-size:14px;line-height:1.4;border:1px solid var(--ink);transition:background .15s,color .15s}.btn:hover{background:var(--soft);color:var(--ink)}.btn-primary{background:var(--green);border-color:var(--green);color:white}.btn-primary:hover{background:#064d39;border-color:#064d39;color:white}.btn .icon{width:17px;height:17px}.navigation{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:white;position:sticky;top:0;z-index:8}.nav-inner{display:flex;justify-content:space-between;align-items:center;gap:20px}.nav-links{display:flex;align-items:center;gap:32px}.nav-links a{font-size:14px;font-weight:700;display:block;padding:17px 0;border-bottom:3px solid transparent;margin-bottom:-1px}.nav-links a.active{color:var(--green);border-color:var(--green)}.edition{font-size:12px;letter-spacing:.1em;color:var(--muted);white-space:nowrap;display:flex;gap:8px;align-items:center}.dot{height:6px;width:6px;border-radius:50%;background:var(--green);display:inline-block}.mobile-menu{display:none}.topic-bar{background:var(--soft);border-bottom:1px solid var(--line)}.topic-bar .wrap{display:flex;align-items:center;gap:25px;padding:12px 0;font-size:12px;letter-spacing:.02em}.topic-bar strong{color:var(--green);font-size:11px;letter-spacing:.12em;white-space:nowrap}.topic-bar a{color:var(--muted)}.topic-bar .topic-separator{color:#a5b2b9}.breadcrumb{display:flex;gap:10px;color:var(--muted);font-size:12px;padding:27px 0 24px}.breadcrumb span:last-child{color:var(--ink)}.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center;padding:6px 0 39px}.eyebrow{color:var(--green);display:flex;align-items:center;gap:9px;font-size:12px;font-weight:700;letter-spacing:.13em;text-transform:uppercase;margin-bottom:20px}.eyebrow:before{content:'';width:22px;height:2px;background:currentColor}.hero h1{font:normal clamp(40px,4.4vw,62px)/1.045 var(--serif);letter-spacing:-.035em;max-width:620px;margin-bottom:24px}.hero h1 em{font-style:normal;color:var(--green)}.hero-deck{color:var(--muted);font-size:18px;line-height:1.7;max-width:480px;margin-bottom:23px}.byline{display:flex;align-items:center;gap:11px;font-size:12px;color:var(--muted);margin:24px 0}.byline-mark{width:33px;height:33px;background:var(--ink);color:white;display:grid;place-items:center;font-size:11px;font-weight:bold}.byline a{color:var(--ink);font-weight:bold}.byline-text{display:flex;flex-direction:column;line-height:1.6}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.text-link{display:inline-flex;gap:10px;align-items:center;font-size:14px;font-weight:700;border-bottom:1px solid var(--green);padding:6px 0}.hero-more{margin-top:24px}.hero-media{position:relative}.hero-image{width:100%;aspect-ratio:1;object-fit:contain;background:var(--soft)}.hero-media figcaption{font-size:12px;line-height:1.55;color:var(--muted);margin-top:9px}.image-label{display:inline-block;background:var(--ink);color:#fff;font-size:10px;letter-spacing:.14em;font-weight:bold;padding:5px 10px;margin-bottom:10px}.highlights{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--ink);border-bottom:1px solid var(--line);padding:25px 0;gap:30px}.highlight{display:flex;gap:17px;padding-right:25px;border-right:1px solid var(--line)}.highlight:last-child{border:0;padding-right:0}.topic-icon{width:43px;height:43px;background:var(--mint);color:var(--green);display:grid;place-items:center;flex:none}.highlight small{font-size:10px;font-weight:bold;letter-spacing:.13em;color:var(--green);display:block;margin-bottom:6px}.highlight h2{font:normal 21px/1.25 var(--serif)}.highlight .arrow{font-size:17px;display:inline-block;margin-left:7px;color:var(--green)}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-bottom:16px;margin-bottom:32px;border-bottom:1px solid var(--ink)}.section-heading h2{font-size:13px;letter-spacing:.1em;text-transform:uppercase}.section-heading span{font-size:12px;color:var(--muted)}.main-grid{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:80px;padding:60px 0}.article-intro h2{font:normal 38px/1.15 var(--serif);letter-spacing:-.025em;margin-bottom:24px}.article-intro .lead{font-size:19px;color:var(--muted);line-height:1.8}.prose{font-size:17px;line-height:1.9}.prose a{color:var(--green);text-decoration:underline;text-underline-offset:3px}.prose section{margin-top:43px;scroll-margin-top:85px}.prose h2{font:normal 30px/1.2 var(--serif);letter-spacing:-.02em;margin-bottom:18px}.prose h3{font:normal 23px/1.3 var(--serif);margin:26px 0 12px}.prose ul,.prose ol{padding-left:24px;margin:20px 0}.prose li{margin:10px 0}.prose strong{font-weight:700}.dropcap:first-letter{font:normal 72px/.85 var(--serif);float:left;margin:12px 10px 0 0;color:var(--green)}.editor-note{background:var(--soft);border-left:3px solid var(--green);padding:20px 23px;font-size:14px;line-height:1.8;margin:28px 0}.editor-note strong{display:block;font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:var(--green);margin-bottom:7px}.fact-table{width:100%;border-collapse:collapse;font-size:14px;line-height:1.7;margin:24px 0}.fact-table caption{text-align:left;font-size:11px;font-weight:700;letter-spacing:.08em;color:var(--muted);padding-bottom:10px}.fact-table th,.fact-table td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.fact-table th{font-weight:700;background:var(--soft);width:31%}.fact-table td{overflow-wrap:anywhere}.pullquote{font:normal 29px/1.4 var(--serif);color:var(--green);border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:30px 0;padding:26px 6px}.route-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:24px 0}.route-card{border:1px solid var(--line);padding:20px}.route-card strong{font-size:16px;display:block}.route-card small{display:block;font-size:12px;color:var(--muted);overflow-wrap:anywhere}.route-card .btn{margin-top:17px;text-decoration:none;width:100%}.route-card .btn-primary{color:white}.aside-sticky{position:sticky;top:88px}.aside-title{font-size:11px;letter-spacing:.13em;font-weight:700;text-transform:uppercase;border-bottom:1px solid var(--ink);padding-bottom:15px;margin-bottom:17px}.toc ol{margin:0;padding:0;list-style:none;counter-reset:chapters}.toc li{counter-increment:chapters;border-bottom:1px solid var(--line)}.toc a{display:flex;gap:14px;padding:12px 0;font-size:13px;line-height:1.5}.toc a:before{content:counter(chapters,decimal-leading-zero);font-family:var(--serif);font-size:16px;color:#748793;min-width:21px}.aside-box{background:var(--ink);color:white;margin-top:32px;padding:25px}.aside-box .icon{color:#9cceb6}.aside-box h3{font:normal 26px/1.2 var(--serif);margin:15px 0 12px}.aside-box p{font-size:13px;color:#c8d6de;line-height:1.8}.aside-box .btn{width:100%;margin-top:20px;background:white;color:var(--ink);border-color:white}.aside-contact{padding-top:27px;font-size:13px;color:var(--muted)}.aside-contact a{font-weight:700;color:var(--ink);display:inline-block;border-bottom:1px solid var(--line);margin-top:6px;overflow-wrap:anywhere}.faq{margin-top:40px}.faq details{border-bottom:1px solid var(--line)}.faq summary{list-style:none;padding:19px 32px 19px 0;font-size:16px;line-height:1.6;font-weight:700;cursor:pointer;position:relative}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:'+';position:absolute;right:2px;top:15px;font-size:24px;font-weight:400;color:var(--green)}.faq details[open] summary:after{content:'−'}.faq details p{font-size:15px;line-height:1.9;padding:0 28px 22px 0}.source-list{font-size:14px}.author-card{border-top:1px solid var(--ink);margin-top:38px;padding-top:23px;display:flex;gap:18px}.author-card .author-mark{width:45px;height:45px;flex:none;display:grid;place-items:center;background:var(--mint);color:var(--green)}.author-card strong{font-size:14px}.author-card p{font-size:13px;line-height:1.8;color:var(--muted);margin-top:5px}.reading-room{background:var(--soft);padding:51px 0 58px;border-top:1px solid var(--line)}.reading-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}.reading-card{border-right:1px solid var(--line);padding-right:30px;scroll-margin-top:90px}.reading-card:last-child{padding-right:0;border:0}.reading-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.reading-top .topic-icon{background:#e0ebe7}.reading-top span{font-size:11px;letter-spacing:.1em;color:var(--muted)}.reading-card .category{font-size:11px;font-weight:700;letter-spacing:.11em;color:var(--green);margin-bottom:10px}.reading-card h3{font:normal 26px/1.2 var(--serif);margin-bottom:16px}.reading-card p{font-size:14px;line-height:1.85;color:var(--muted)}.reading-card a{font-size:12px;color:var(--green);font-weight:700;border-bottom:1px solid #a8c8b7;display:inline-block;margin-top:16px}.footer{background:var(--ink);color:#fff;padding:45px 0 24px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:70px;padding-bottom:36px}.footer-brand{font:normal 29px var(--serif);letter-spacing:-.03em;margin-bottom:16px}.footer-brand span{color:#9cceb6}.footer p{font-size:13px;line-height:1.8;color:#bacbd4;max-width:380px}.footer h2{font-size:11px;letter-spacing:.11em;text-transform:uppercase;margin-bottom:19px}.footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px;font-size:13px}.footer a:hover{color:#a8dbc1}.footer-bottom{border-top:1px solid #39515e;padding-top:21px;font-size:11px;display:flex;justify-content:space-between;gap:20px;color:#bacbd4}.footer-disclosure{font-size:12px;line-height:1.8;color:#bacbd4;border-top:1px solid #39515e;padding:20px 0}.footer-disclosure a{text-decoration:underline}.mobile-dock{display:none}.document{max-width:820px;margin:12px auto 70px}.document h1{font:normal clamp(38px,5vw,54px)/1.1 var(--serif);letter-spacing:-.025em;margin-bottom:16px}.document .document-lead{font-size:19px;color:var(--muted);margin-bottom:34px}.document .eyebrow{margin-top:20px}.document-meta{font-size:12px;color:var(--muted);padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:30px}.contact-panel{padding:30px;background:var(--soft);border-top:3px solid var(--green);margin:30px 0}.contact-panel>a{font-size:clamp(18px,3vw,27px);font-family:var(--serif);overflow-wrap:anywhere}.contact-panel p{font-size:14px;margin-top:15px}.back-home{margin-top:34px}.mobile-toc{display:none}.amp-logo{width:188px;display:block}.amp-hero{width:100%;display:block}body.amp .amp-switch{display:none}
@media(min-width:1400px){.hero{gap:85px}.hero h1{font-size:66px}}
@media(max-width:1050px){.masthead-note{display:none}.hero{gap:35px}.hero h1{font-size:49px}.nav-links{gap:24px}.main-grid{gap:40px;grid-template-columns:minmax(0,1fr) 248px}.footer-grid{gap:35px}.hero-deck{font-size:16px}.hero-actions .btn{padding:10px 17px}}
@media(max-width:760px){html{scroll-padding-top:76px}.wrap{width:calc(100% - 36px)}.utility .wrap{padding:8px 0;font-size:10px;letter-spacing:.07em}.utility-right{gap:12px}.utility-right>a:first-child{display:none}.masthead{min-height:83px;gap:12px}.brand{gap:11px}.brand img,.amp-logo{width:145px}.brand-type{padding-left:11px}.brand-type strong{font-size:16px;letter-spacing:.14em}.brand-type span{font-size:9px;letter-spacing:.06em}.masthead>.actions{display:none}.navigation{z-index:8}.nav-inner{height:49px}.nav-links{gap:22px;overflow-x:auto;scrollbar-width:none;flex:1}.nav-links::-webkit-scrollbar{display:none}.nav-links a{font-size:12px;white-space:nowrap;padding:14px 0}.nav-links a:nth-child(n+4){display:none}.edition{display:none}.mobile-menu{display:block;flex:none}.mobile-menu summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:center;width:38px;height:38px;border:1px solid var(--line)}.mobile-menu summary::-webkit-details-marker{display:none}.mobile-menu[open] summary{background:var(--mint);color:var(--green)}.mobile-menu nav{position:absolute;top:49px;right:0;left:0;background:#fff;padding:17px 23px 24px;border-bottom:1px solid var(--line);box-shadow:0 12px 15px #102d3b10;display:grid;grid-template-columns:1fr 1fr;gap:14px;font-size:14px}.topic-bar .wrap{gap:15px;padding:10px 0;font-size:11px;overflow-x:auto;white-space:nowrap;scrollbar-width:none}.topic-bar strong{font-size:9px}.topic-bar .topic-separator{display:none}.breadcrumb{font-size:11px;padding:20px 0}.hero{display:flex;flex-direction:column;gap:27px;align-items:stretch;padding:0 0 28px}.eyebrow{font-size:10px;letter-spacing:.1em;margin-bottom:17px}.hero h1{font-size:clamp(39px,9.8vw,57px);line-height:1.07;max-width:650px;margin-bottom:18px}.hero h1 br{display:none}.hero-deck{font-size:16px;line-height:1.8;margin-bottom:16px;max-width:100%}.byline{margin:18px 0}.hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.hero-actions .btn{font-size:13px;padding:11px 8px;min-height:47px}.hero-more{margin-top:18px}.hero-more .text-link{font-size:13px}.hero-media{max-width:540px;margin:0 auto;width:100%}.image-label{font-size:9px;padding:4px 9px;margin-bottom:8px}.hero-media figcaption{font-size:11px;line-height:1.7}.highlights{display:flex;flex-direction:column;gap:0;padding:0;border-top:2px solid var(--ink)}.highlight{padding:18px 0;border-right:0;border-bottom:1px solid var(--line);align-items:center;gap:15px}.highlight:last-child{padding:18px 0}.highlight small{font-size:9px;margin-bottom:4px}.highlight h2{font-size:21px}.topic-icon{width:38px;height:38px}.main-grid{display:block;padding:35px 0 39px}.sidebar{display:none}.section-heading{margin-bottom:26px;padding-bottom:13px}.section-heading h2{font-size:11px}.section-heading span{font-size:11px}.article-intro h2{font-size:31px;margin-bottom:19px}.article-intro .lead{font-size:17px}.prose{font-size:16px;line-height:1.95}.prose section{margin-top:31px}.prose h2{font-size:27px;line-height:1.24}.prose h3{font-size:23px}.dropcap:first-letter{font-size:65px;margin-top:11px}.editor-note{font-size:13px;padding:18px}.mobile-toc{display:block;border:1px solid var(--line);margin:25px 0}.mobile-toc>summary{padding:13px 17px;font-size:14px;font-weight:700;cursor:pointer;background:var(--soft)}.mobile-toc nav{padding:8px 17px 16px}.mobile-toc a{text-decoration:none}.fact-table{font-size:12px}.fact-table th,.fact-table td{padding:12px 10px}.fact-table th{width:34%}.pullquote{font-size:25px;padding:23px 0}.route-cards{gap:10px}.route-card{padding:13px}.route-card strong{font-size:14px}.route-card small{font-size:11px}.route-card .btn{font-size:12px;padding:10px 6px}.faq summary{font-size:15px;padding-top:17px;padding-bottom:17px}.faq details p{font-size:14px}.reading-room{padding:31px 0}.reading-grid{display:block}.reading-card{border-right:0;border-bottom:1px solid var(--line);padding:25px 0}.reading-card:first-child{padding-top:0}.reading-card:last-child{padding-bottom:0}.reading-card h3{font-size:27px}.reading-top{margin-bottom:15px}.reading-card p{font-size:15px}.reading-card a{font-size:13px}.footer{padding:33px 0 94px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px;padding-bottom:25px}.footer-grid>div:first-child{grid-column:1/-1}.footer-brand{font-size:28px;margin-bottom:13px}.footer p{max-width:100%}.footer-bottom{display:block;font-size:10px}.footer-bottom>span{display:block;margin-top:7px}.footer-disclosure{font-size:11px}.mobile-dock{position:fixed;bottom:0;left:0;right:0;display:grid;grid-template-columns:1fr 1fr;gap:10px;background:#fff;padding:10px 18px calc(10px + env(safe-area-inset-bottom));border-top:1px solid var(--line);z-index:9;box-shadow:0 -5px 18px #102d3b09}.mobile-dock .btn{min-height:44px;font-size:13px;padding:10px}.document{margin:10px auto 42px}.document h1{font-size:39px}.document .document-lead{font-size:17px}.contact-panel{padding:23px}.author-card{gap:13px}.author-card p{font-size:12px}}
@media(max-width:360px){.wrap{width:calc(100% - 28px)}.brand img,.amp-logo{width:126px}.brand-type strong{font-size:14px}.hero h1{font-size:38px}.hero-actions .btn{font-size:12px}.route-cards{grid-template-columns:1fr}.nav-links{gap:16px}.footer-grid{gap:22px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none}}
@media print{.navigation,.topic-bar,.actions,.hero-actions,.mobile-dock,.sidebar,.footer,.hero-more,.mobile-toc{display:none}.wrap{width:100%}.main-grid{display:block;padding:25px 0}.hero{grid-template-columns:1fr 220px;gap:30px}.hero h1{font-size:36px}.prose{font-size:12pt}.reading-room{background:white}.reading-grid{display:block}.reading-card{border:0;padding:15px 0}a{text-decoration:underline}.faq details>p{display:block}}
