/* Check Stubs Online reading room — forest, sage and warm ivory. */
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.button,.post-read-link{border-radius:10px;border-color:var(--accent);background:var(--accent);box-shadow:0 5px 14px #174c3c10}.button:hover,.post-read-link:hover{background:#103b2e;border-color:#103b2e}.button.light:hover{background:#edf2e5;border-color:#edf2e5}.text-link{color:var(--accent)}
.hero{position:relative;isolation:isolate;background:linear-gradient(115deg,#f7f5ef 40%,#eaf0e1);border-bottom:1px solid var(--line)}.hero:before,.hero:after{content:'';position:absolute;z-index:-1;pointer-events:none;width:560px;height:560px;right:-180px;top:-290px;border:1px solid #b6c7a780;transform:rotate(32deg);border-radius:58px}.hero:after{right:-135px;top:-330px;border-color:#b6c7a74d}.hero-layout{grid-template-columns:1.1fr 1fr;gap:60px;padding-block:76px;min-height:610px}.hero-label{display:inline-flex;border:1px solid #c6d5ba;border-radius:50px;padding:9px 16px;background:#ffffff8c;font-size:13px;letter-spacing:.075em;text-transform:uppercase;color:#365c43}.hero-label>span{width:7px;height:7px;border-radius:50%;background:#8aa365}.hero h1{font-size:clamp(48px,5.1vw,76px);font-weight:650;line-height:1.08;letter-spacing:-.055em}.hero h1 span{color:#174c3c}.hero-intro{font-size:19px;max-width:510px;line-height:1.85}.hero-note{font-size:14px}.hero-visual{height:430px}.visual-orbit{border-color:#b9caaa;transform:rotate(25deg);border-radius:52px;width:430px;height:390px}.orbit-two{width:500px;height:460px;border-color:#c6d2bb;transform:rotate(25deg)}.hero-visual:before{width:340px;height:340px;border-radius:50%;background:#dde8ce}.statement-back{background:#dce7ce;border-color:#b8cba5}.statement{width:360px;padding:28px;border-color:#cbd8c0;box-shadow:0 24px 45px -25px #29472770}.statement-symbol{background:#edf3e4;color:var(--accent)}.statement-top>span:nth-child(2){font-size:12px}.statement-top small{font-size:10px}.statement-period{font-size:12px}.statement-period i{background:#dce5d3}.statement-line{border-color:#e3e9dc;gap:13px}.line-number{font-size:11px;border-color:#d6e0c9;background:#f1f5eb}.statement-line b{font-size:15px}.statement-line small{font-size:12px}.statement-bars i{background:#bccdab}.statement-bars i+i{background:#e1e8da}.statement-total{background:#eff3e5;border-color:#ceddba}.statement-total small{font-size:12px}.statement-total b{font-size:19px}.statement-bottom i{background:#b1c09d}.statement-bottom span{font-size:11px}.visual-caption{bottom:-10px;font-size:13px;padding:14px 18px;border-color:#c5d5b7;box-shadow:0 12px 25px -15px #284c3460}.visual-caption>span{background:#edf3e3;color:#275e45}.visual-spark{color:#a68c49;top:-17px;right:10px;font-size:58px}
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/* A quiet reading surface keeps long articles and their original figures clear. */
.article-layout{max-width:1120px;padding-top:38px;padding-bottom:68px}.breadcrumbs{width:fit-content;max-width:100%;padding:10px 15px;border:1px solid #d4dfc8;border-radius:10px;background:#edf3e6;font-size:14px;color:#4d6350}.article-header{position:relative;isolation:isolate;overflow:hidden;margin-top:24px;padding:42px 44px;border:1px solid #cddabe;border-top:4px solid #a3b583;border-radius:20px;background:linear-gradient(110deg,#f0f4e7,#f9f9f1)}.article-header:after{content:'';position:absolute;z-index:-1;right:-120px;top:-150px;width:360px;height:360px;border:1px solid #cedbbc;transform:rotate(35deg);border-radius:36px;pointer-events:none}.article-header .eyebrow{font-size:13px;color:#5d734c}.article-header h1{font-size:clamp(36px,4.2vw,54px);font-weight:650;max-width:940px}.article-header>p:not(.eyebrow){font-size:20px;max-width:850px}.article-meta{font-size:15px;line-height:1.9}.article-meta a{color:#2c6043}.article-body{max-width:none;margin:30px 0 0;padding:38px 44px;border:1px solid #d6e0cc;border-radius:18px;background:#fff;font-size:19px;line-height:1.9}.article-body>*{max-width:820px;margin-inline:auto}.article-body :is(ul,ol){padding-left:28px}.article-body h2{font-size:30px;font-weight:650;color:#264a33;scroll-margin-top:28px}.article-body h3{font-size:24px;font-weight:650}.article-body a{color:#275e45}.article-body a:hover{color:#103b2e}.article-body .answer-box{border-color:#c8d8b7;border-left:4px solid #547a47;background:#f2f6e9;border-radius:12px}.article-body .article-toc{border-color:#cedbbf;background:#f8faf3;border-radius:14px}.article-body .article-toc h2{font-size:22px}.article-body .article-toc li::marker{color:#6d8251}.article-body .review-note,.article-body .editorial-endnote{font-size:15px;color:#52634d}.article-body .table-scroll{border-color:#d0dcc4;border-radius:12px}.article-body .table-scroll:focus-visible{outline-color:#52784f}.article-body .data-table :is(th,td){border-color:#dce5d3}.article-body .data-table thead th,.article-body .data-table tfoot :is(th,td){background:#edf3e3;color:#294b32}.article-body blockquote{background:#f7f8ef;border-color:#a58d50;padding:20px 25px;border-radius:0 12px 12px 0}.article-body figcaption{font-size:15px;color:#52634d}.article-body .article-figure img{border:1px solid #d8e1ce;border-radius:12px}.related{border:0;padding-top:8px}.related h2{font-weight:650;color:#294b32;font-size:30px}.related .post-grid{gap:18px}.related .post-card{padding:24px;border:1px solid #d0ddc2;border-top:3px solid #a9bc8c;border-radius:14px;background:#fff}.related .post-card .eyebrow{font-size:12px}.related .post-card h3{font-size:21px;font-weight:650}.related .post-card>p:not(.eyebrow){font-size:16px;line-height:1.85}.article-cta{padding:32px 35px;background:linear-gradient(120deg,#edf3e4,#f7f7ed);border-color:#c8d8b6;border-left:4px solid #4a7145;border-radius:16px}.article-cta h2{font-weight:650;color:#294b32}.back{font-size:16px}.not-found{min-height:420px}.empty-state{background:#fff;border-color:var(--line)}
@media(hover:hover) and (pointer:fine){.post-row:hover{border-color:#688c56;box-shadow:0 14px 34px -24px #24483180}.post-row:hover h3 a{color:#174c3c}}
@media(min-width:1600px){.hero-layout{min-height:650px}.hero h1{font-size:78px}}
@media(max-width:1100px){.wrap{width:calc(100% - 64px)}.hero-layout{gap:32px;padding-block:60px;min-height:570px}.hero h1{font-size:58px}.statement{width:330px}.hero-visual{height:420px}.visual-caption{font-size:12px;right:-5px}.topic-item h2{font-size:16px}.topic-item p{font-size:14px}.library-layout{gap:32px}.section-heading :is(h1,h2){font-size:36px}.article-layout{max-width:980px}}
@media(max-width:960px){.hero-layout{grid-template-columns:1fr 1fr;gap:24px}.hero h1{font-size:49px}.hero-label{font-size:11px;padding:8px 12px;letter-spacing:.03em}.hero-intro{font-size:18px}.statement{width:285px;padding:22px}.statement-top>span:nth-child(2){font-size:10px}.statement-top small{font-size:9px}.statement-line b{font-size:13px}.statement-line small{font-size:11px}.statement-bars{display:none}.statement-back{width:280px;height:350px}.hero-visual{height:420px}.visual-caption{font-size:11px;right:-10px}.topic-item h2{font-size:14px}.topic-item p{font-size:14px}.topic-number{font-size:12px}.post-row-main h3{font-size:29px}.related .post-grid{grid-template-columns:1fr}.related .post-card{padding:25px}.article-header{padding:34px}.article-body{padding:32px}}
@media(max-width:740px){.wrap{width:calc(100% - 40px)}.hero-layout{grid-template-columns:1fr;gap:34px;padding-block:42px 55px}.hero h1{font-size:clamp(43px,9vw,64px)}.hero h1 span{white-space:normal}.hero-label{font-size:12px}.hero-intro{font-size:18px}.hero-actions{gap:22px;flex-wrap:wrap}.hero-actions .button{font-size:16px}.hero-actions .text-link{font-size:16px}.hero-note{font-size:14px}.hero-visual{height:420px;max-width:420px}.statement{width:310px;padding:24px}.statement-back{width:305px;height:360px;top:30px}.statement-top>span:nth-child(2){font-size:11px}.statement-top small{font-size:10px}.statement-line b{font-size:14px}.statement-line small{font-size:12px}.statement-total b{font-size:18px}.statement-bars{display:flex}.visual-caption{bottom:-10px;right:0;font-size:11px;padding:12px}.visual-spark{font-size:46px;top:-10px;right:4px}.visual-orbit{width:340px;height:340px;border-radius:40px}.orbit-two{width:390px;height:390px}.topic-grid{padding-block:5px}.topic-item,.topic-item:first-child,.topic-item:last-child{gap:18px;padding-block:20px}.topic-item h2{font-size:17px}.topic-item p{font-size:15px}.topic-number{font-size:13px}.library{padding-block:48px 55px}.section-heading :is(h1,h2){font-size:35px}.search{padding:18px}.search-row{gap:8px}.search-row .button{padding-inline:15px;gap:10px}.post-row-meta{padding:17px 20px}.post-row-meta .eyebrow{font-size:12px}.post-row-meta time{font-size:14px}.post-row-copy{padding:25px 22px}.post-row-main h3{font-size:27px}.cta{border-radius:18px;margin-bottom:52px}.cta-inner{padding:35px 28px}.cta h2{font-size:35px}.cta p:not(.eyebrow){font-size:17px}.article-layout{padding-top:26px}.article-header{padding:27px 24px;border-radius:16px}.article-header h1{font-size:35px;line-height:1.18}.article-header>p:not(.eyebrow){font-size:18px}.article-meta{font-size:14px}.article-body{padding:26px 23px;margin-top:22px;border-radius:14px;font-size:18px;line-height:1.9}.article-body h2{font-size:27px}.article-body h3{font-size:23px}.article-body .answer-box{padding:20px}.article-body .article-toc{padding:22px 20px}.article-body .article-toc ol{font-size:17px}.article-body .data-table{font-size:15px}.article-body figcaption{font-size:14px}.article-cta{padding:27px 24px}.article-cta h2{font-size:26px}.related h2{font-size:28px}.breadcrumbs{font-size:14px}.article-body :is(h2,h3)[id]{scroll-margin-top:24px}}
@media(max-width:380px){.wrap{width:calc(100% - 32px)}.hero-label{font-size:11px;letter-spacing:.015em}.hero h1{font-size:41px}.hero-visual{height:410px}.statement{width:270px;padding:20px}.statement-back{width:265px;height:345px;left:calc(50% - 125px);top:33px}.statement-top>span:nth-child(2){font-size:10px}.statement-top small{font-size:9px}.statement-line small{font-size:11px}.statement-bars{display:none}.statement-bottom span{font-size:10px}.statement-total b{font-size:17px}.visual-caption{font-size:10px;padding:10px}.visual-spark{font-size:39px}.post-row-main h3{font-size:25px}.search{padding:15px}.search-row{flex-wrap:wrap}.search-row input{flex-basis:100%}.search-row .button{width:100%}.article-header{padding:23px 20px}.article-header h1{font-size:31px}.article-body{padding:24px 18px}.article-body .answer-box,.article-body .article-toc{padding:18px}.article-body .article-toc ol{font-size:16px}.article-cta .button{white-space:normal;text-align:center}.cta-inner{padding:30px 23px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
.article-body .letter-example{border-color:#d6e0cc;background:#fafbf5}.article-body .letter-example p:first-child:has(strong){border-bottom-color:#d6e0cc}
.article-body{overflow-wrap:anywhere}.article-body .data-table{overflow-wrap:normal}

/* Match the opening summary to the left-aligned contents column. */
.article-body>.answer-box{width:100%;max-width:820px;margin-inline:0;text-align:left}

/* Shared reading column, compact breadcrumbs and responsive article components. */
.article-layout .breadcrumbs{display:block;width:100%;max-width:100%;margin:0;padding:0;border:0;border-radius:0;background:none;font-size:14px;line-height:1.6}
.breadcrumbs ol{display:flex;align-items:center;gap:10px;min-width:0;margin:0;padding:0;list-style:none}
.breadcrumbs li{display:flex;align-items:center;min-width:0;margin:0}
.breadcrumbs li:first-child{flex:none}
.breadcrumbs li+li{flex:1;gap:10px}
.breadcrumbs li+li:before{content:'›';flex:none;color:#74836c;font-size:19px}
.breadcrumbs a{display:inline-flex;align-items:center;min-height:32px;color:#275e45;font-weight:600;text-decoration:none}
.breadcrumbs a:hover{color:#103b2e}
.breadcrumbs a:focus-visible{outline:2px solid #547a47;outline-offset:3px;border-radius:3px}
.breadcrumbs [aria-current=page] span{display:block;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.article-header{margin-top:16px;padding:34px 44px}
.article-header .eyebrow{margin-bottom:15px}
.article-header h1{font-size:clamp(34px,3.5vw,48px);margin-bottom:18px}
.article-meta{margin-top:20px}
.article-header-actions{margin-top:21px}
.article-tool-link{display:inline-flex;align-items:center;justify-content:center;gap:20px;max-width:100%;min-height:48px;padding:10px 18px;border:1px solid #174c3c;border-radius:8px;background:#174c3c;color:#fff;font-size:16px;font-weight:600;text-decoration:none;text-align:center;line-height:1.5}
.article-tool-link:hover{background:#103b2e;color:#fff;text-decoration:none}
.article-tool-link:focus-visible{outline:3px solid #547a47;outline-offset:4px}
.article-body>*{max-width:820px;margin-inline:0}
.article-body>.table-scroll,.article-body>.letter-example{width:100%;max-width:820px;margin-inline:0}
.article-body .letter-example{margin-block:28px 32px;padding:26px 28px;border:1px solid #d0dcc4;border-left:4px solid #547a47;border-radius:12px;background:#fafbf5;line-height:1.75}
.article-body .letter-example p{margin:0 0 18px;line-height:1.75}
.article-body .letter-example p:last-child{margin-bottom:0}
.article-body .letter-example p:first-child:has(strong){margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid #d6e0cc}
.article-toc-disclosure>summary{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:32px;cursor:pointer;list-style:none;color:#264a33}
.article-toc-disclosure>summary::-webkit-details-marker{display:none}
.article-body .article-toc-disclosure>summary h2{margin:0;font-size:22px;line-height:1.4}
.article-toc-disclosure>summary:after{content:'+';flex:none;font:400 25px/1 Manrope,sans-serif}
.article-toc-disclosure[open]>summary:after{content:'−'}
.article-toc-disclosure>summary:focus-visible{outline:2px solid #547a47;outline-offset:5px;border-radius:3px}
.article-toc-links{padding-top:18px}
.article-body .table-scroll.is-enhanced{overflow:hidden}
.article-table-header{padding:16px 18px;border-bottom:1px solid #d0dcc4;background:#fff}
.article-table-title{margin:0;color:#202b26;font-size:16px;font-weight:600;line-height:1.6}
.article-body .article-table-hint{margin:7px 0 0;color:#4d6350;font-size:13px;line-height:1.5}
.article-table-hint[hidden]{display:none}
.article-table-viewport{max-width:100%;overflow-x:auto;overscroll-behavior-inline:contain}
.article-table-viewport:focus-visible{outline:3px solid #547a47;outline-offset:-3px}
.article-body .is-enhanced .data-table caption{position:absolute;width:1px;height:1px;overflow:hidden;padding:0;margin:-1px;clip-path:inset(50%);white-space:nowrap}
@media(max-width:960px){.article-header{padding:28px 32px}}
@media(max-width:740px){
 .article-layout{padding-top:20px}.article-header{margin-top:12px;padding:22px 23px}.article-header:after{display:none}
 .article-header .eyebrow{margin-bottom:12px}.article-header h1{font-size:31px;line-height:1.2;margin-bottom:14px}
 .article-header>p:not(.eyebrow){font-size:17px;line-height:1.7}.article-meta{margin-top:16px;font-size:14px;line-height:1.7}
 .article-header-actions{margin-top:18px}.article-tool-link{font-size:15px;gap:14px}
 .article-body{margin-top:18px;padding:24px 20px}.article-body .letter-example{padding:21px 20px}
 .article-body .article-toc{padding:17px 18px}.article-body .article-toc-disclosure>summary h2{font-size:20px}
 .article-table-header{padding:14px 15px}.article-table-title{font-size:15px}
}
@media(max-width:380px){.article-header{padding:20px 18px}.article-header h1{font-size:29px}.article-body{padding:22px 16px}.article-body .letter-example{padding:19px 16px}.article-tool-link{padding-inline:14px;gap:12px}}

/* Fit the white article panel around its reading column and center the panel. */
.article-body{--reading-gutter:44px;width:100%;max-width:calc(820px + var(--reading-gutter)*2 + 2px);margin-inline:auto}
@media(max-width:960px){.article-body{--reading-gutter:32px}}
@media(max-width:740px){.article-body{--reading-gutter:20px}}
@media(max-width:380px){.article-body{--reading-gutter:16px}}