.am-os{--os-ink:#302623;--os-muted:#6b5c54;--os-line:rgba(77,44,35,.18);--os-serif:Georgia,"Times New Roman",serif;display:block;color:var(--os-ink);background:var(--os-cream,#f6f0e6);font-family:var(--font-body-family,Arial,sans-serif);font-size:16px;line-height:1.65;isolation:isolate;overflow-wrap:break-word}.am-os *,.am-os *:before,.am-os *:after{box-sizing:border-box}.am-os [hidden]{display:none!important}.am-os a{color:inherit;text-decoration:none}.am-os a:hover{text-decoration:underline;text-underline-offset:5px}.am-os a:focus-visible,.am-os button:focus-visible,.am-os input:focus-visible,.am-os summary:focus-visible{outline:3px solid #b87b32;outline-offset:5px}.am-os h1,.am-os h2,.am-os h3,.am-os p{margin:0}.am-os h1,.am-os h2,.am-os h3{font-family:var(--os-serif);font-weight:400;letter-spacing:-.035em;color:inherit;text-transform:none}.am-os h2{font-size:clamp(34px,4vw,58px);line-height:1.1}.am-os h3{font-size:clamp(26px,2.1vw,34px);line-height:1.18}.am-os button,.am-os input{font:inherit}.am-os img{display:block;max-width:100%;height:auto}.am-os__wrap{width:min(1280px,calc(100% - 96px));margin-inline:auto}.am-os__eyebrow{font-size:11px;letter-spacing:.18em;line-height:1.6;font-weight:700;text-transform:uppercase;margin-block-end:20px!important}.am-os__prose p+p{margin-block-start:14px}.am-os__prose a{text-decoration:underline;text-underline-offset:3px}.am-os__hero{position:relative;min-height:690px;color:#fff8ec;background:#251b16;display:grid;align-items:center;overflow:hidden}.am-os__hero-image,.am-os__hero-shade{position:absolute;top:0;right:0;bottom:0;left:0}.am-os__hero-image img{width:100%;height:100%;object-fit:cover;object-position:60% 50%}.am-os__hero-shade{background:linear-gradient(90deg,#180f0ce0,#180f0cb3 34%,#180f0c1a 76%)}.am-os__hero-content{position:relative;z-index:1;padding-block:30px 28px}.am-os__breadcrumb{display:flex;gap:13px;font-size:12px;color:#e7d7c5;margin-block-end:65px}.am-os__hero h1{font-size:clamp(56px,7.4vw,108px);line-height:.98;max-width:700px;text-wrap:balance}.am-os__hero .am-os__eyebrow{color:#e1c59e}.am-os__hero-subtitle{font-family:var(--os-serif);font-size:clamp(22px,2.1vw,30px);line-height:1.3;max-width:620px;margin-block-start:24px!important}.am-os__hero-intro{font-size:15px;color:#eadfd3;max-width:470px;margin-block-start:20px}.am-os__hero-actions,.am-os__closing-actions{display:flex;align-items:center;gap:25px;flex-wrap:wrap;margin-block-start:32px}.am-os__button{display:inline-flex;justify-content:space-between;gap:28px;align-items:center;min-height:52px;padding:14px 23px;font-size:13px;font-weight:700;letter-spacing:.025em;border:1px solid transparent;border-radius:2px;transition:background .18s,color .18s}.am-os__button--cream{color:#4f2030!important;background:#f6f0e6}.am-os__button--cream:hover{background:#fff9ee;text-decoration:none!important}.am-os__button--outline{border-color:#fff8eca6;color:#fff8ec!important}.am-os__button--outline:hover{background:#ffffff17;text-decoration:none!important}.am-os__hero-link{font-size:13px;border-bottom:1px solid rgba(255,248,236,.5);padding-block:9px}.am-os__hero-foot{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,248,236,.2);padding-block-start:19px;margin-block-start:58px;font-size:10px;letter-spacing:.12em;color:#e7d7c5}.am-os__chapter-nav{position:sticky;top:var(--os-header-offset,0px);z-index:3;background:var(--os-cream,#f6f0e6);border-bottom:1px solid var(--os-line)}.am-os__nav-inner{display:flex;justify-content:space-between;gap:26px;overflow-x:auto;scrollbar-width:thin}.am-os__nav-inner a{white-space:nowrap;padding-block:22px;font-size:12px;font-weight:700;border-bottom:2px solid transparent}.am-os__nav-inner a[aria-current]{border-color:var(--os-burgundy,#64213a);color:var(--os-burgundy,#64213a)}.am-os [id]{scroll-margin-top:calc(var(--os-header-offset,0px) + 95px)}.am-os__introduction{padding-block:100px 62px;display:grid;grid-template-columns:1fr 1fr;gap:90px}.am-os__introduction .am-os__eyebrow,.am-os__glossary>.am-os__eyebrow,.am-os__faq .am-os__eyebrow{color:var(--os-burgundy,#64213a)}.am-os__intro-copy{padding-block-start:12px;font-size:16px;color:var(--os-muted)}.am-os__intro-copy strong{color:var(--os-ink)}.am-os__intro-copy>.am-os__text-link{display:inline-block;margin-block-start:25px}.am-os__text-link{font-size:13px;font-weight:700;color:var(--os-burgundy,#64213a)!important;display:inline-flex;gap:14px;align-items:center;text-decoration:underline!important;text-underline-offset:6px}.am-os__text-link--soft{color:var(--os-muted)!important}.am-os__reading-note{display:flex;gap:24px;align-items:center;padding:24px 28px;border-block:1px solid var(--os-line);font-size:14px;color:var(--os-muted);margin-block-end:24px}.am-os__reading-note strong{color:var(--os-ink)}.am-os__note-mark{font-family:var(--os-serif);font-size:34px;color:var(--os-burgundy,#64213a)}.am-os__chapter{padding-block:82px 88px}.am-os__chapter-heading{display:grid;grid-template-columns:1.2fr 1fr;gap:70px;align-items:end;margin-block-end:38px}.am-os__chapter-heading h2{max-width:650px}.am-os__chapter-heading>p{font-size:14px;color:var(--os-muted);max-width:510px;padding-block-end:4px}.am-os__chapter-heading .am-os__eyebrow{color:var(--os-burgundy,#64213a)}.am-os__grid{column-count:3;column-gap:22px}.am-os__topic{break-inside:avoid;margin-block-end:22px;min-width:0;border:1px solid var(--os-line);border-radius:3px;overflow:hidden;display:flex;flex-direction:column;background:#fffaf2;transition:box-shadow .2s,transform .2s}.am-os__topic:hover{box-shadow:0 10px 30px #2e19130e;transform:translateY(-2px)}.am-os__topic-image{aspect-ratio:1.5;overflow:hidden;background:#ece4d8}.am-os__topic-image img{width:100%;height:100%;object-fit:contain;background:#fff;transition:transform .35s}.am-os__topic:hover .am-os__topic-image img{transform:scale(1.025)}.am-os__topic-body{padding:28px;display:flex;flex-direction:column;flex:1}.am-os__topic-meta{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-block-end:24px;color:var(--os-burgundy,#64213a);font-size:9px;text-transform:uppercase;letter-spacing:.14em;font-weight:700}.am-os__topic-number{font-family:var(--os-serif);font-size:18px;font-weight:400;letter-spacing:0;opacity:.65}.am-os__topic-copy{font-size:14px;line-height:1.75;color:var(--os-muted);margin-block-start:18px;margin-block-end:24px}.am-os__topic-copy p:empty{display:none}.am-os__topic-actions{display:flex;gap:18px;flex-wrap:wrap;margin-block-start:auto;padding-block-start:20px;border-top:1px solid var(--os-line)}.am-os__topic-actions a{font-size:12px}.am-os__related{list-style:none;padding:0;margin:0 0 24px;font-size:13px}.am-os__related>li{border-top:1px solid var(--os-line);padding-block:10px}.am-os__related>li>a{display:flex;justify-content:space-between;gap:10px}.am-os__related ul{padding-inline-start:18px;margin-block:8px 0;color:var(--os-muted)}.am-os__chapter--origins{background:#eee5d8}.am-os__chapter--origins .am-os__topic{background:var(--os-cream,#f6f0e6)}.am-os__chapter--regions .am-os__grid{column-count:4}.am-os__chapter--regions .am-os__topic-body{padding:24px}.am-os__chapter--regions h3{font-size:27px}.am-os__chapter--shapes{background:#efe8dd}.am-os__chapter--grades{background:#3b1727;color:#fff7eb}.am-os__chapter--grades .am-os__chapter-heading>p{color:#e4d0d6}.am-os__chapter--grades .am-os__chapter-heading .am-os__eyebrow{color:#dfbf90}.am-os__chapter--grades .am-os__topic{background:#482336;border-color:#fff8ec30;color:#fff7eb}.am-os__chapter--grades .am-os__topic-meta{color:#dfbf90}.am-os__chapter--grades .am-os__topic-copy{color:#e4d0d6}.am-os__chapter--grades .am-os__text-link{color:#fff2d9!important}.am-os__chapter--grades .am-os__related ul{color:#e4d0d6}.am-os__chapter--grades .am-os__topic-actions,.am-os__chapter--grades .am-os__related>li{border-color:#fff8ec33}.am-os__glossary{padding-block:42px 85px}.am-os__section-lead{max-width:610px;color:var(--os-muted);font-size:15px;margin-block-start:22px!important}.am-os__directory{border:1px solid var(--os-line);margin-block-start:30px;border-radius:3px}.am-os summary{cursor:pointer;list-style:none}.am-os summary::-webkit-details-marker{display:none}.am-os__directory>summary{padding:24px 30px;display:flex;align-items:center;justify-content:space-between;gap:20px;font-family:var(--os-serif);font-size:26px;line-height:1.3}.am-os__directory-count{display:flex;align-items:center;gap:24px;font:12px var(--font-body-family,Arial,sans-serif);white-space:nowrap;color:var(--os-muted)}.am-os__directory-count>span{font-size:25px;transition:transform .2s}.am-os__directory[open] .am-os__directory-count>span{transform:rotate(45deg)}.am-os__directory-body{padding:28px 30px 32px;border-top:1px solid var(--os-line)}.am-os__search{margin-block-end:25px;max-width:520px}.am-os__search label{display:block;font-size:12px;font-weight:700;margin-block-end:10px}.am-os__search-field{display:flex;align-items:center;border:1px solid #b8a99b;background:#fffaf2}.am-os__search input{width:100%;min-width:0;border:0;background:transparent;padding:13px;color:var(--os-ink);font-size:14px;box-shadow:none}.am-os__search button{border:0;background:transparent;color:var(--os-burgundy,#64213a);padding:13px;cursor:pointer;font-size:12px;text-decoration:underline}.am-os__search-count{font-size:12px;margin-block-start:9px!important;color:var(--os-muted)}.am-os__index{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px 30px}.am-os__index-item{border-top:1px solid var(--os-line);padding-block-start:17px}.am-os__index-main{display:flex;justify-content:space-between;gap:10px;font-weight:700;font-size:14px}.am-os__index-terms{display:flex;gap:4px 12px;flex-wrap:wrap;margin-block-start:8px}.am-os__index-terms a{color:var(--os-muted);font-size:12px;text-decoration:underline;text-underline-offset:3px}.am-os__index-guide{font-size:12px;color:var(--os-burgundy,#64213a)!important;display:inline-block;margin-block-start:10px}.am-os__empty{color:var(--os-muted);font-size:14px}.am-os__faq{display:grid;grid-template-columns:1fr 1.35fr;gap:85px;padding-block:0 95px}.am-os__questions details{border-bottom:1px solid var(--os-line)}.am-os__questions details:first-child{border-top:1px solid var(--os-line)}.am-os__questions summary{display:flex;justify-content:space-between;gap:24px;font-size:15px;font-weight:700;padding-block:22px}.am-os__questions summary:after{content:"+";font-size:22px;font-weight:400;line-height:1}.am-os__questions details[open] summary:after{content:"\2212"}.am-os__questions p{font-size:14px;color:var(--os-muted);padding-block:0 24px}.am-os__closing{text-align:center;background:var(--os-burgundy,#64213a);color:#fff7eb;padding-block:80px}.am-os__closing .am-os__eyebrow{color:#e3c395}.am-os__closing h2{max-width:720px;margin-inline:auto}.am-os__closing p:not(.am-os__eyebrow){margin-block-start:24px;color:#f0dfe5;font-size:15px}.am-os__closing-actions{justify-content:center}.am-os__sources{padding-block:30px 38px;color:var(--os-muted);font-size:12px}.am-os__sources summary{text-decoration:underline;text-underline-offset:4px}.am-os__sources p{margin-block:16px 10px}.am-os__sources ul{padding-inline-start:18px;max-width:800px}.am-os__sources a{text-decoration:underline}.am-os__editor-note{padding:12px;background:#fff1cc;color:#594313;font-size:12px;margin-block-start:20px!important;border:1px dashed #a78422}@media(min-width:1600px){.am-os__hero{min-height:790px}}@media(max-width:1099px){.am-os__wrap{width:calc(100% - 64px)}.am-os__hero{min-height:650px}.am-os__hero h1{max-width:550px}.am-os__hero-image img{object-position:62% 50%}.am-os__grid,.am-os__chapter--regions .am-os__grid{column-count:2}.am-os__introduction,.am-os__chapter-heading,.am-os__faq{gap:38px}.am-os__nav-inner{justify-content:flex-start}.am-os__index{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:699px){.am-os__wrap{width:calc(100% - 40px)}.am-os__hero{min-height:760px;align-items:start}.am-os__hero-content{padding-block:24px}.am-os__breadcrumb{margin-block-end:45px}.am-os__hero h1{font-size:64px;max-width:400px}.am-os__hero-subtitle{font-size:23px;max-width:320px}.am-os__hero-intro{max-width:340px;font-size:14px}.am-os__hero-image img{object-position:67% 50%}.am-os__hero-shade{background:linear-gradient(180deg,#170d0adb,#170d0abd 58%,#170d0a2e)}.am-os__hero-actions{gap:20px;margin-block-start:25px}.am-os__button{font-size:12px;padding:14px 18px;gap:20px}.am-os__hero-foot{margin-block-start:125px;font-size:9px;letter-spacing:.07em;align-items:end}.am-os__hero-foot span:last-child{max-width:135px;text-align:end}.am-os__nav-inner{gap:24px}.am-os__nav-inner a{padding-block:18px}.am-os__introduction{padding-block:65px 38px;grid-template-columns:1fr;gap:27px}.am-os__intro-copy{padding:0;font-size:15px}.am-os__reading-note{gap:16px;padding:20px 0;font-size:13px}.am-os__note-mark{font-size:25px}.am-os__chapter{padding-block:55px 60px}.am-os__chapter-heading{grid-template-columns:1fr;gap:22px;margin-block-end:26px}.am-os__chapter-heading>p{font-size:14px}.am-os__grid,.am-os__chapter--regions .am-os__grid{column-count:1}.am-os__topic{margin-block-end:16px}.am-os__topic-body{padding:24px}.am-os__topic-meta{margin-block-end:19px}.am-os__topic h3{font-size:30px}.am-os__topic-copy{margin-block-start:14px;margin-block-end:20px}.am-os__glossary{padding-block:54px 60px}.am-os__directory>summary{padding:21px 18px;font-size:21px}.am-os__directory-count{font-size:10px;gap:10px}.am-os__directory-body{padding:22px 18px}.am-os__index{grid-template-columns:1fr;gap:20px}.am-os__faq{grid-template-columns:1fr;gap:28px;padding-block-end:60px}.am-os__questions summary{font-size:14px}.am-os__closing{padding-block:60px}.am-os__closing-actions{gap:14px}.am-os__eyebrow{font-size:10px;margin-block-end:16px!important}}@media(prefers-reduced-motion:reduce){.am-os *{transition:none!important;scroll-behavior:auto!important}.am-os__topic:hover{transform:none}}
/*# sourceMappingURL=/cdn/shop/t/4/assets/oud-story.css.map */