:root{--ink:#172326;--ink-soft:#263639;--muted:#65736f;--line:#dde4df;--line-light:#e9ede9;--paper:#f7f8f5;--white:#fff;--teal:#009a82;--teal-dark:#007e6b;--green:#009a82;--blue:#0073be;--graphite:#4a525b;--flex:#927100;--red:#c92137;--rubber:#252a2c;--shadow:0 16px 40px rgba(20,43,36,.07);font-synthesis:none}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--ink);font-family:"Segoe UI",Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased}
button,input,select{font:inherit}
button{cursor:pointer}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
::selection{background:#ccefe7;color:#10392f}
:focus-visible{outline:3px solid #007e6b;outline-offset:3px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.container{width:min(100% - 72px,1340px);margin-inline:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line-light);backdrop-filter:blur(14px)}
.header-inner{height:78px;display:flex;align-items:center;gap:21px}
.brand{display:inline-flex;align-items:center;flex:0 0 auto}
.brand img{width:188px;height:auto}
.header-divider{height:23px;border-left:1px solid #c9d5d0;margin-left:5px}
.header-section{font-size:13px;font-weight:750;letter-spacing:.02em;white-space:nowrap;color:#52615f}
.main-nav{margin-left:auto;display:flex;align-items:center;gap:31px;font-size:13px;font-weight:700}
.main-nav>a{min-height:42px;display:inline-flex;align-items:center;color:#53605d;border-bottom:2px solid transparent;transition:color .18s,border-color .18s}
.main-nav>a:hover,.main-nav>a.is-active{color:var(--ink);border-bottom-color:var(--teal)}
.main-nav .nav-search{border:1px solid var(--ink);border-radius:8px;padding:0 17px;gap:18px;color:var(--ink);min-height:40px}
.main-nav .nav-search:hover{border-color:var(--teal);background:#f1faf6;color:var(--teal-dark)}
.menu-toggle{display:none;width:42px;height:42px;padding:10px;border:1px solid var(--line);background:#fff;border-radius:8px;margin-left:auto;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.menu-toggle span{display:block;width:19px;height:2px;background:var(--ink);border-radius:2px}
.eyebrow,.section-kicker,.article-kicker{font-size:11px;font-weight:850;letter-spacing:.18em;text-transform:uppercase;color:var(--teal-dark)}
.eyebrow{display:flex;align-items:center;gap:10px}
.eyebrow-line{display:inline-block;width:27px;height:2px;background:var(--teal)}
.hero-home{background:var(--paper);border-bottom:1px solid #e4e9e3}
.hero-grid{min-height:618px;display:grid;grid-template-columns:minmax(0,1fr) minmax(430px,1fr);align-items:center;gap:52px;padding-block:70px 66px}
.hero-copy{padding-right:5px}
.hero-copy h1{font-size:clamp(51px,4.65vw,77px);line-height:1.045;letter-spacing:-.062em;margin:27px 0 24px;font-weight:780;max-width:680px}
.hero-copy h1 em{font-style:normal;color:var(--teal)}
.hero-intro{font-size:18px;line-height:1.58;color:#50605b;max-width:530px;margin:0 0 32px}
.search-form{display:flex;align-items:center;background:#fff;border:1px solid #d3ddd7;box-shadow:0 8px 23px rgba(20,43,36,.08);border-radius:11px;padding:6px;gap:12px}
.search-form:focus-within{border-color:var(--teal);box-shadow:0 0 0 4px rgba(0,154,130,.13),0 8px 23px rgba(20,43,36,.07)}
.search-form .search-icon{width:22px;height:22px;margin-left:13px;stroke:var(--teal);stroke-width:1.7;fill:none;flex:0 0 auto;stroke-linecap:round}
.search-form input{min-width:0;flex:1;border:0;outline:0;background:transparent;color:var(--ink);font-size:15px;height:48px}
.search-form input::placeholder{color:#7f8c87;opacity:1}
.search-form input::-webkit-search-cancel-button{cursor:pointer}
.search-form button{border:0;background:var(--teal);color:#fff;border-radius:7px;font-size:13px;font-weight:800;padding:0 18px;min-height:46px;display:flex;align-items:center;gap:17px}
.search-form button:hover{background:var(--teal-dark)}
.search-form button span:last-child{font-size:20px;font-weight:500}
.search-form-large{max-width:590px}
.quick-search{display:flex;align-items:center;flex-wrap:wrap;gap:9px 12px;margin-top:18px;font-size:12px;color:#6d7975}
.quick-search a{color:#2d4440;border-bottom:1px solid #c2d0c9;font-weight:600}
.quick-search a:hover{color:var(--teal-dark);border-color:var(--teal)}
.hero-figure-wrap{position:relative;min-width:0;padding-left:21px}
.figure-frame{background:#fff;border:1px solid #dfe7df;border-radius:17px;box-shadow:0 25px 60px rgba(17,40,35,.1);overflow:hidden}
.figure-top,.figure-bottom{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:17px 22px}
.figure-top{font-size:10px;color:#62736c;letter-spacing:.16em;font-weight:850;border-bottom:1px solid #eef0ea}
.figure-plus{font-size:18px;color:var(--teal);line-height:1}
.hero-diagram{width:100%;height:auto;aspect-ratio:700/430;object-fit:contain;background:#fbfbf8}
.figure-bottom{border-top:1px solid #edf0eb;font-size:13px;color:#64736e}
.figure-bottom a{font-weight:800;color:var(--teal-dark);white-space:nowrap}
.figure-bottom a:hover{text-decoration:underline}
.figure-side-note{position:absolute;left:0;top:50%;writing-mode:vertical-rl;transform:rotate(180deg) translateY(50%);font-size:9px;font-weight:800;letter-spacing:.22em;color:#86948c}
.section-pad{padding-block:88px}
.section-heading{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:30px}
.section-heading h2{font-size:clamp(28px,2.5vw,41px);letter-spacing:-.045em;line-height:1.14;margin:13px 0 0}
.section-heading>p{max-width:385px;color:#64716d;line-height:1.55;font-size:15px;margin:0 0 3px}
.path-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.path-card{min-height:280px;border:1px solid #dde6df;border-radius:13px;padding:26px 26px 24px;display:flex;flex-direction:column;background:#fff;transition:border-color .18s,transform .18s,box-shadow .18s}
.path-card:hover{border-color:#76bfb2;transform:translateY(-3px);box-shadow:var(--shadow)}
.path-number{font-size:10px;font-weight:850;letter-spacing:.17em;color:#6b7b75}
.path-icon{width:48px;height:48px;color:var(--teal);margin:25px 0 21px}
.path-icon svg{width:48px;height:48px;stroke:currentColor;fill:none;stroke-width:1.65;stroke-linecap:round;stroke-linejoin:round}
.path-card strong{font-size:25px;letter-spacing:-.035em;line-height:1.1}
.path-desc{font-size:14px;line-height:1.5;color:#64716c;max-width:290px;margin-top:11px;display:block}
.path-link{display:flex;justify-content:space-between;gap:12px;border-top:1px solid #e6ebe7;padding-top:17px;margin-top:auto;font-size:13px;font-weight:800;color:var(--teal-dark)}
.path-link span{font-size:18px;font-weight:400}
.featured-section{background:#f7f8f5;border-top:1px solid #edf0ec;border-bottom:1px solid #e5ebe4}
.featured-grid{display:grid;grid-template-columns:39% 1fr;gap:90px}
.featured-intro h2{font-size:clamp(31px,3.25vw,51px);line-height:1.09;letter-spacing:-.052em;margin:17px 0 17px;max-width:430px}
.featured-intro p{font-size:16px;line-height:1.57;color:#64716b;max-width:380px;margin-bottom:22px}
.text-link{display:inline-flex;align-items:center;gap:21px;font-size:14px;font-weight:800;color:var(--teal-dark);border-bottom:1px solid var(--teal);padding-bottom:5px}
.text-link:hover{gap:26px}
.featured-list{border-top:1px solid #d6e0d9}
.featured-row{display:grid;grid-template-columns:41px 1fr 26px;gap:20px;align-items:start;padding:21px 0;border-bottom:1px solid #d6e0d9}
.featured-row:hover strong{color:var(--teal-dark)}
.featured-index{font-size:12px;font-weight:850;color:#8c9a93;margin-top:3px}
.featured-category{display:block;font-size:10px;letter-spacing:.15em;font-weight:850;color:var(--teal-dark);margin:1px 0 7px}
.featured-row strong{display:block;font-size:20px;line-height:1.33;letter-spacing:-.018em;max-width:520px}
.featured-arrow{font-size:21px;font-weight:400;color:var(--teal-dark)}
.systems-section{background:#fff}
.system-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.system-grid a{min-height:167px;border:1px solid var(--line);border-radius:9px;padding:18px 19px;display:flex;flex-direction:column;align-items:flex-start;background:#fff;transition:border-color .18s,transform .18s}
.system-grid a:hover{border-color:#8dbfb0;transform:translateY(-2px)}
.system-grid a>span{font-size:10px;font-weight:850;letter-spacing:.15em;color:#8b9a8f}
.system-grid strong{font-size:20px;letter-spacing:-.025em;line-height:1.25;margin-top:auto;max-width:180px}
.system-grid i{font-size:20px;color:var(--teal-dark);font-style:normal;align-self:flex-end;margin-top:7px}
.materials-section{background:#fff}
.material-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:11px}
.material-card{--mc:var(--green);border:1px solid #e0e6df;border-top:5px solid var(--mc);border-radius:8px;min-height:164px;padding:19px 15px 17px;display:flex;flex-direction:column;align-items:flex-start;transition:background .18s,transform .18s}
.material-card:hover{background:#f9fbf9;transform:translateY(-3px)}
.material-card.blue{--mc:var(--blue)}.material-card.graphite{--mc:var(--graphite)}.material-card.flex{--mc:var(--flex)}.material-card.red{--mc:var(--red)}.material-card.rubber{--mc:var(--rubber)}
.material-ring{width:35px;height:35px;border:7px solid var(--mc);border-radius:50%;margin-bottom:auto}
.material-card strong{font-size:18px;letter-spacing:-.035em;margin-top:17px}
.material-card>span:last-child{font-size:12px;color:#6e7b75;margin-top:5px}
.site-footer{background:#172326;color:#e6eeeb;padding:55px 0 44px}
.footer-inner{display:flex;justify-content:space-between;gap:40px}
.footer-inner img{width:172px;filter:brightness(0) invert(1)}
.footer-inner p{font-size:12px;color:#a7b9b2;margin:15px 0 0}
.footer-links{display:flex;gap:28px;font-size:13px;align-items:flex-start}
.footer-links a:hover{text-decoration:underline;text-decoration-color:#45c6b2;text-underline-offset:5px}
.list-hero{background:var(--paper);border-bottom:1px solid var(--line);padding:28px 0 43px}
.breadcrumbs{display:flex;align-items:center;gap:12px;font-size:12px;color:#7b8882;min-width:0}
.breadcrumbs a:hover{color:var(--teal-dark);text-decoration:underline}
.breadcrumbs span:last-child{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.list-hero-grid{display:flex;justify-content:space-between;align-items:center;gap:24px;margin:41px 0 23px}
.list-hero h1{font-size:clamp(44px,4.6vw,68px);line-height:1.07;letter-spacing:-.057em;margin:18px 0 13px}
.list-hero p{font-size:16px;line-height:1.55;color:#64716d;max-width:650px;margin:0}
.search-form-results{max-width:830px}
.results-section{padding-top:34px}
.intent-tabs{display:flex;gap:9px;flex-wrap:wrap;padding-bottom:29px;border-bottom:1px solid var(--line)}
.intent-tabs a{border:1px solid #dce4dc;background:#fff;padding:10px 16px;border-radius:7px;font-size:13px;font-weight:750;color:#586963}
.intent-tabs a:hover{border-color:var(--teal);color:var(--teal-dark)}
.intent-tabs a.is-active{background:#e4f5ef;color:#007c68;border-color:#94d4c7}
.results-layout{display:grid;grid-template-columns:245px minmax(0,1fr);gap:48px;padding-top:34px}
.filter-panel{border-right:1px solid var(--line-light);padding-right:27px}
.filter-title{display:flex;justify-content:space-between;font-size:15px;align-items:center;padding-bottom:17px;border-bottom:1px solid var(--line)}
.filter-title span{color:var(--teal)}
.category-button{width:100%;background:none;border:0;display:flex;justify-content:space-between;align-items:center;gap:12px;text-align:left;padding:13px 0;border-bottom:1px solid #edf0ed;color:#596a63;font-size:13px;font-weight:650}
.category-button span:last-child{color:#9ca8a0;font-size:11px}
.category-button:hover,.category-button.is-active{color:var(--teal-dark)}
.category-button.is-active{font-weight:850}
.filter-note{background:#f4f7f3;padding:17px;border-radius:9px;margin-top:28px}
.filter-note-mark{display:block;width:26px;height:26px;border:6px solid #8ac5b7;border-radius:50%;margin-bottom:11px}
.filter-note p{font-size:11px;line-height:1.52;color:#728078;margin:0}
.results-toolbar{display:flex;justify-content:space-between;align-items:end;gap:15px;margin-bottom:18px}
.results-toolbar h2{font-size:29px;letter-spacing:-.04em;margin:9px 0 0}
.sort-control{font-size:12px;color:#78847d;display:flex;align-items:center;gap:8px;white-space:nowrap}
.sort-control select{background:#fff;border:1px solid #dce5dd;border-radius:6px;color:var(--ink);font-weight:700;padding:9px 31px 9px 10px;font-size:12px}
.results-list{border-top:1px solid var(--line)}
.result-card{display:grid;grid-template-columns:1fr 26px;gap:17px;padding:24px 4px 25px;border-bottom:1px solid var(--line);transition:background .18s}
.result-card:hover{background:#f9fbf9}
.result-eyebrow{display:block;font-size:10px;font-weight:850;letter-spacing:.14em;color:var(--teal-dark);text-transform:uppercase;margin-bottom:9px}
.result-card h3{font-size:22px;line-height:1.29;letter-spacing:-.025em;margin:0 0 9px;max-width:800px}
.result-card p{color:#66736d;font-size:14px;line-height:1.48;max-width:770px;margin:0 0 12px}
.result-meta{font-size:11px;color:#909e95;letter-spacing:.03em}
.result-arrow{font-size:21px;color:var(--teal-dark)}
.empty-state{padding:48px 24px;background:var(--paper);border-radius:10px;margin-top:20px}
.empty-state h3{font-size:23px;margin:0 0 9px}.empty-state p{color:#6f7d75;margin:0 0 22px;line-height:1.5}
.empty-state a{font-weight:800;color:var(--teal-dark);text-decoration:underline}
.load-more{display:block;margin:24px auto 0;min-width:210px;border:1px solid #bed8ca;border-radius:8px;background:#f7fbf8;padding:13px 20px;color:var(--teal-dark);font-size:13px;font-weight:800}
.load-more:hover{border-color:var(--teal);background:#ecf7f0}
.load-more[hidden]{display:none}
.article-wrap{padding-top:27px}
.article-breadcrumbs{margin-bottom:44px;max-width:100%}
.article-layout{display:grid;grid-template-columns:238px minmax(0,790px);gap:74px;justify-content:center}
.article-side{min-width:0}
.toc-sticky{position:sticky;top:109px}
.back-link{display:inline-flex;gap:10px;align-items:center;color:var(--teal-dark);font-size:13px;font-weight:800;margin-bottom:40px}
.back-link:hover{text-decoration:underline}
.toc-label{font-size:10px;letter-spacing:.18em;font-weight:850;color:#86948d;border-bottom:1px solid var(--line);padding-bottom:14px}
.article-side nav{max-height:calc(100vh - 310px);overflow:auto;padding-top:8px}
.article-side nav a{display:block;padding:10px 0 10px 13px;border-left:2px solid #e0e9e2;font-size:12px;line-height:1.42;color:#68766e}
.article-side nav a:hover,.article-side nav a.is-active{color:var(--teal-dark);border-color:var(--teal);font-weight:700}
.side-mini{border-top:1px solid var(--line);margin-top:27px;padding-top:19px;display:flex;gap:10px;align-items:center;font-size:11px;line-height:1.4;color:#829087}
.side-mini-symbol{color:var(--teal);font-size:25px}
.article-main{min-width:0}
.article-header{border-bottom:1px solid var(--line);padding-bottom:28px}
.article-kicker{display:block;line-height:1.4}
.article-header h1{font-size:clamp(43px,4.4vw,66px);letter-spacing:-.058em;line-height:1.08;margin:16px 0 25px;font-weight:790}
.article-meta{display:flex;align-items:center;gap:11px;flex-wrap:wrap;font-size:12px;font-weight:700;color:#819087}
.meta-dot{width:3px;height:3px;background:#9db0a3;border-radius:50%}
.article-meta button{margin-left:auto;border:1px solid #dce5dc;border-radius:6px;background:#fff;padding:7px 9px;color:#506059;font-size:11px;font-weight:800}
.article-meta button:hover,.article-meta button[aria-pressed="true"]{background:#edf8f1;border-color:#9dd2bd;color:var(--teal-dark)}
.article-lead{margin:33px 0 47px;background:#e9f2ec;border-left:4px solid var(--teal);padding:25px 29px;border-radius:0 10px 10px 0;font-size:19px;line-height:1.62;color:#2c3d34}
.article-lead p{margin:0}.article-lead strong,.article-lead b{color:#172f25}
.article-content{font-size:18px;line-height:1.72;color:#34423d}
.article-content h3{scroll-margin-top:120px;font-size:28px;line-height:1.25;letter-spacing:-.035em;color:var(--ink);margin:48px 0 17px}
.article-content h4{font-size:22px;letter-spacing:-.025em;line-height:1.32;color:var(--ink);margin:34px 0 15px}
.article-content p{margin:0 0 21px}
.article-content strong,.article-content b{font-weight:770;color:#172a24}
.article-content em{font-style:italic}
.article-content ul,.article-content ol{margin:0 0 24px;padding-left:23px}
.article-content li{padding-left:4px;margin-bottom:11px}
.article-content a{color:var(--teal-dark);text-decoration:underline;text-underline-offset:3px}
.article-content .note{border-left:3px solid var(--teal);background:#f1f7f2;padding:20px 22px;margin:32px 0;border-radius:0 8px 8px 0;font-size:16px;line-height:1.58}
.article-content .tblx{overflow-x:auto;max-width:100%;margin:25px 0 12px;border:1px solid var(--line);border-radius:8px}
.article-content table{width:100%;border-collapse:collapse;min-width:630px;font-size:14px;line-height:1.43}
.article-content th{background:#eef4ee;color:#28483a;text-align:left;font-size:12px;letter-spacing:.025em}
.article-content th,.article-content td{border-bottom:1px solid #e3e9e3;padding:12px 13px;vertical-align:top}
.article-content tr:last-child td{border-bottom:0}
.article-content tr:nth-child(even) td{background:#fafbf9}
.article-content blockquote{border-left:3px solid var(--teal);padding-left:22px;margin-left:0;color:#5a6c60}
.article-content pre{overflow:auto;font-size:14px;background:#f5f7f4;padding:15px}
.article-main.reading-large .article-content{font-size:20px;line-height:1.78}
.article-end{margin-top:52px;border-top:1px solid var(--line);padding-top:28px}
.article-end-mark{font-size:38px;color:var(--teal);display:block;margin-bottom:14px;line-height:1}
.article-end strong{font-size:25px;letter-spacing:-.035em}
.article-end p{font-size:15px;line-height:1.5;color:#6c7a71;margin:9px 0 15px}
.article-end a{color:var(--teal-dark);font-size:14px;font-weight:800;border-bottom:1px solid var(--teal);padding-bottom:5px}
.related-section{border-top:1px solid var(--line);margin-top:100px;padding:50px 0 95px}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}
.related-card{border:1px solid var(--line);padding:19px;border-radius:8px;min-height:145px;display:flex;flex-direction:column;justify-content:space-between}
.related-card:hover{border-color:#77bba9;background:#fafcf9}
.related-card span{font-size:10px;font-weight:850;color:var(--teal-dark);letter-spacing:.13em}
.related-card strong{font-size:17px;line-height:1.32;letter-spacing:-.02em;margin:10px 0}
.related-card i{font-size:20px;color:var(--teal-dark);font-style:normal;align-self:flex-end}
@media(max-width:1120px){.hero-grid{grid-template-columns:minmax(0,1fr) minmax(370px,1fr);gap:23px}.hero-copy h1{font-size:clamp(47px,4.9vw,62px)}.featured-grid{gap:45px}.article-layout{grid-template-columns:205px minmax(0,790px);gap:42px}}
@media(max-width:900px){.container{width:min(100% - 48px,1340px)}.header-inner{height:68px}.brand img{width:164px}.header-section{font-size:12px}.main-nav{gap:16px}.hero-grid{display:flex;flex-direction:column;align-items:stretch;padding-block:58px;min-height:0}.hero-copy h1{font-size:62px}.hero-figure-wrap{padding-left:0;max-width:660px;width:100%}.figure-side-note{display:none}.path-grid{gap:12px}.path-card{padding:21px;min-height:290px}.path-card strong{font-size:22px}.system-grid{grid-template-columns:repeat(2,1fr)}.material-grid{grid-template-columns:repeat(3,1fr)}.featured-grid{grid-template-columns:1fr;gap:25px}.featured-intro h2{max-width:670px}.article-layout{grid-template-columns:1fr;max-width:790px;margin-inline:auto}.article-side{display:none}.article-breadcrumbs{margin-bottom:30px}.related-section{margin-top:70px}.results-layout{grid-template-columns:190px 1fr;gap:25px}.filter-panel{padding-right:18px}}
@media(max-width:700px){.container{width:min(100% - 36px,1340px)}.header-inner{height:64px;gap:13px}.brand img{width:149px}.header-divider{height:20px;margin-left:0}.header-section{font-size:11px;max-width:100px;line-height:1.2}.menu-toggle{display:flex}.main-nav{display:none;position:absolute;left:0;right:0;top:64px;background:#fff;border-bottom:1px solid var(--line);padding:12px 18px 18px;box-shadow:0 14px 26px rgba(16,40,29,.09);margin:0;flex-direction:column;align-items:stretch;gap:0}.main-nav.is-open{display:flex}.main-nav>a{padding:0 6px;min-height:46px}.main-nav .nav-search{margin-top:8px;justify-content:space-between}.hero-grid{padding-block:47px 41px;gap:35px}.hero-copy h1{font-size:clamp(43px,9vw,62px);margin:22px 0 20px}.hero-intro{font-size:16px;margin-bottom:24px}.search-form input{font-size:14px}.search-form-large{max-width:none}.search-button-text{display:none}.search-form button{min-width:48px;justify-content:center;padding:0 10px}.quick-search{font-size:11px}.figure-top,.figure-bottom{padding:14px 15px}.figure-top{font-size:9px}.figure-bottom{font-size:11px}.figure-bottom a{font-size:11px}.section-pad{padding-block:60px}.section-heading{display:block}.section-heading>p{margin-top:15px}.path-grid{grid-template-columns:1fr;gap:11px}.path-card{min-height:0;padding:20px 21px}.path-icon{margin:19px 0 15px;width:39px;height:39px}.path-icon svg{width:39px;height:39px}.path-desc{max-width:none}.path-link{margin-top:24px}.featured-grid{gap:16px}.featured-intro h2{font-size:37px}.featured-row{grid-template-columns:27px 1fr 18px;gap:10px;padding:17px 0}.featured-row strong{font-size:17px}.system-grid{grid-template-columns:1fr 1fr}.system-grid a{min-height:145px;padding:14px}.system-grid strong{font-size:16px}.materials-section .section-heading h2 br{display:none}.material-grid{grid-template-columns:repeat(2,1fr)}.material-card{min-height:142px;padding:15px 12px}.material-card strong{font-size:16px}.footer-inner{display:block}.footer-links{margin-top:29px;gap:19px}.list-hero{padding:20px 0 30px}.list-hero-grid{margin:32px 0 21px}.list-hero h1{font-size:43px}.list-hero p{font-size:14px}.search-form-results input{font-size:13px}.search-form-results button{font-size:0;min-width:46px}.search-form-results button span{font-size:20px}.results-section{padding-top:24px}.intent-tabs{flex-wrap:nowrap;overflow-x:auto;white-space:nowrap;margin-inline:-18px;padding-inline:18px;padding-bottom:20px}.intent-tabs a{flex:0 0 auto}.results-layout{display:block;padding-top:25px}.filter-panel{border:0;padding:0;margin-bottom:27px}.filter-title{display:none}#category-filters{display:flex;gap:7px;overflow-x:auto;white-space:nowrap;padding-bottom:7px}.category-button{width:auto;flex:0 0 auto;border:1px solid var(--line);border-radius:6px;padding:8px 10px;gap:8px}.category-button span:last-child{display:none}.filter-note{display:none}.results-toolbar h2{font-size:24px}.sort-control{font-size:0;gap:0}.sort-control select{font-size:11px;padding:8px 21px 8px 7px}.result-card h3{font-size:19px}.result-card p{font-size:13px}.result-card{padding:19px 2px}.article-wrap{padding-top:19px}.article-breadcrumbs{margin-bottom:32px}.article-header h1{font-size:clamp(35px,8vw,52px)}.article-lead{padding:19px 20px;font-size:17px;margin:26px 0 37px}.article-content{font-size:16px;line-height:1.7}.article-content h3{font-size:24px;margin:40px 0 14px}.article-content .note{font-size:15px;padding:17px}.article-main.reading-large .article-content{font-size:18px}.related-section{padding:42px 0 65px}.related-grid{grid-template-columns:1fr}.related-card{min-height:112px}.article-meta button{margin-left:0}}
@media(max-width:380px){.header-section{display:none}.header-divider{display:none}.figure-bottom{display:block}.figure-bottom a{display:block;margin-top:8px}.material-card strong{font-size:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
.v2-hero{background:#f6f6f3;border-bottom:1px solid #e8ebe6}
.v2-hero-inner{padding-block:91px 81px;max-width:1340px}
.v2-hero h1{font-size:clamp(54px,5.9vw,90px);line-height:1.02;letter-spacing:-.067em;margin:24px 0 25px;max-width:920px}
.v2-hero h1 em{font-style:normal;color:var(--teal-dark)}
.v2-hero-inner>p{max-width:700px;color:#53615b;font-size:19px;line-height:1.58;margin:0 0 34px}
.v2-hero .search-form-large{max-width:770px}
.v2-hero .quick-search{margin-top:19px}
.v2-way-section{background:#fff}
.v2-ways{display:grid;grid-template-columns:1fr 1.36fr 1fr;gap:17px;align-items:stretch}
.v2-way-card{min-width:0;background:#fff;border:1px solid #e1e6e0;border-radius:13px;padding:25px;display:flex;flex-direction:column;box-shadow:0 7px 22px rgba(23,35,38,.035)}
.v2-way-kicker{font-size:10px;font-weight:850;letter-spacing:.14em;color:var(--muted)}
.v2-way-card h3{font-size:clamp(24px,2.05vw,31px);line-height:1.11;letter-spacing:-.047em;margin:15px 0 10px}
.v2-way-card>p{font-size:14px;line-height:1.52;color:#68766f;margin:0 0 21px}
.v2-link-list,.v2-material-list{list-style:none;margin:0;padding:0}
.v2-link-list{border-top:1px solid #e7ebe6}
.v2-link-list li{border-bottom:1px solid #e7ebe6}
.v2-link-list a{font-size:14px;line-height:1.4;padding:13px 0;display:flex;justify-content:space-between;gap:12px;font-weight:650}
.v2-link-list a span{color:#8a9990}
.v2-link-list a:hover,.v2-system-links a:hover,.v2-more:hover{text-decoration:underline;text-underline-offset:4px}
.v2-more{margin-top:auto;padding-top:18px;font-size:13px;font-weight:800;color:var(--teal-dark)}
.v2-anatomy{margin:auto -16px 5px;min-width:0}
.v2-anatomy svg{width:100%;height:auto}
.v2-system-links{border-top:1px solid #e7ebe6;padding-top:13px;display:flex;align-items:center;flex-wrap:wrap;gap:8px 13px;font-size:12px}
.v2-system-links span{width:100%;font-size:10px;letter-spacing:.12em;font-weight:850;color:#8a9790}
.v2-system-links a{color:#40524b;font-weight:700}
.v2-material-list{margin-top:3px}
.v2-material-list li{border-bottom:1px solid #e7ebe6}
.v2-material-list li:first-child{border-top:1px solid #e7ebe6}
.v2-material-list a{min-height:45px;display:flex;align-items:center;gap:10px;font-size:14px;font-weight:750}
.v2-material-list i{width:13px;height:13px;border:3px solid var(--family);border-radius:50%;flex:0 0 auto}
.v2-material-list b{font-size:15px;font-weight:500;color:#8a9990;margin-left:auto}
.v2-material-list a:hover span{text-decoration:underline;text-underline-offset:4px}
.v2-anatomy-links{display:none}
.v2-shelves-section{background:#f7f8f5;border-top:1px solid #eef0eb;border-bottom:1px solid #e9ece6}
.v2-shelves{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}
.v2-shelf{background:#fff;border:1px solid #e2e7e0;border-radius:12px;padding:26px 27px 28px}
.v2-shelf>span{font-size:10px;letter-spacing:.15em;font-weight:850;color:#6a7871}
.v2-shelf h3{font-size:22px;letter-spacing:-.035em;margin:12px 0 15px}
.v2-shelf ul{list-style:none;padding:0;margin:0}
.v2-shelf li{border-top:1px solid #e8ece6}
.v2-shelf li a{display:block;padding:11px 0;font-size:14px;line-height:1.35;color:#3e5048}
.v2-shelf li a:hover{color:var(--teal-dark);text-decoration:underline;text-underline-offset:3px}
.v2-catalog-section{background:#fff}
.v2-catalog-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;align-items:start}
.v2-catalog-group{border:1px solid #e1e7df;border-radius:10px;background:#fff;overflow:hidden}
.v2-catalog-group summary{display:flex;align-items:center;gap:14px;list-style:none;cursor:pointer;padding:18px 20px;font-size:16px;font-weight:760}
.v2-catalog-group summary::-webkit-details-marker{display:none}
.v2-catalog-group summary:hover{background:#f8faf7}
.v2-catalog-group summary small{margin-left:auto;font-size:11px;font-weight:700;color:#7c8980;white-space:nowrap}
.v2-catalog-group summary b{font-size:20px;font-weight:400;color:#718077;transition:transform .2s}
.v2-catalog-group[open] summary b{transform:rotate(45deg)}
.v2-catalog-links{border-top:1px solid #e9eee8;padding:6px 20px 15px}
.v2-catalog-links a{display:flex;align-items:start;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid #eff1ed;font-size:13px;line-height:1.37;color:#3f5148}
.v2-catalog-links a:last-child{border-bottom:0}
.v2-catalog-links a:hover{text-decoration:underline;text-underline-offset:3px;color:var(--teal-dark)}
.v2-catalog-links a span{flex:0 0 auto;color:#98a59b}
.v2-footer{border-top:1px solid #e5eae3;padding:25px 0;background:#f6f7f4;color:#68756c;font-size:11px;font-weight:700;letter-spacing:.08em}
.v2-footer>.container{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.article-content h2{scroll-margin-top:120px;font-size:28px;line-height:1.25;letter-spacing:-.035em;color:var(--ink);margin:48px 0 17px}
.article-lead-label{font-size:10px;line-height:1;letter-spacing:.17em;font-weight:850;color:#547066;margin-bottom:13px}
.article-content h3{font-size:22px;margin-top:35px}
.list-hero-grid{max-width:800px}
@media(max-width:1150px){
  .v2-ways{grid-template-columns:1fr 1fr}
  .anatomy-card{grid-column:2;grid-row:1 / span 2}
  .material-card-v2{grid-column:1}
  .v2-anatomy{margin-top:14px;margin-bottom:18px}
}
@media(max-width:760px){
  .v2-hero-inner{padding-block:68px 61px}
  .v2-hero h1{font-size:clamp(48px,8.7vw,70px)}
  .v2-hero-inner>p{font-size:17px}
  .v2-ways{grid-template-columns:1fr}
  .anatomy-card,.material-card-v2{grid-column:auto;grid-row:auto}
  .v2-way-card{padding:23px}
  .v2-anatomy{margin:0 -15px 12px}
  .v2-anatomy-links{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:15px}
  .v2-anatomy-links a{border:1px solid #d8e2d9;border-radius:6px;padding:8px 10px;font-size:12px;font-weight:700;color:#40534a}
  .v2-shelves{grid-template-columns:1fr}
  .v2-shelf{padding:22px}
  .v2-catalog-grid{grid-template-columns:1fr}
  .article-content h2{font-size:24px;margin:40px 0 14px}
  .article-content h3{font-size:20px}
}
@media(max-width:440px){
  .v2-hero h1{font-size:44px}
  .v2-hero-inner>p{font-size:16px}
  .v2-way-section,.v2-shelves-section,.v2-catalog-section{padding-block:51px}
  .v2-catalog-group summary{font-size:14px;padding:16px}
  .v2-catalog-group summary small{font-size:10px}
  .v2-footer>.container{display:block}
  .v2-footer span{display:block;margin:6px 0}
}
.cta-top-wrap{margin:16px 0 6px}
.cta-top{display:inline-block;padding:10px 18px;border-radius:10px;background:#b45309;color:#fff !important;font-weight:600;text-decoration:none;box-shadow:0 1px 2px rgba(0,0,0,.18)}
.cta-top:hover{filter:brightness(1.08)}
[data-theme="dark"] .cta-top{background:#d97706;color:#1a1206 !important}
.mail-txt{font-weight:600;user-select:all}
.mail-copy{margin:0 6px;padding:3px 10px;border:1px solid currentColor;border-radius:8px;background:transparent;color:inherit;cursor:pointer;font:inherit;font-size:.85em}
.mail-alt{font-size:.85em;opacity:.75}
.faq-section{margin-top:30px}
.faq-item{border:1px solid rgba(127,127,127,.28);border-radius:10px;padding:10px 14px;margin:8px 0}
.faq-item summary{cursor:pointer;font-weight:600}
.faq-item p{margin:10px 0 2px}
.print-footer{display:none}
@media print{
  *,*::before,*::after{background:transparent !important;color:#000 !important;box-shadow:none !important;text-shadow:none !important}
  html,body{background:#fff !important}
  .site-header nav,.menu-toggle,.theme-toggle,.article-side,.m-toc,.to-top,.read-prog,.shelf-tabs,.art-end,.cta-top-wrap,.related-section,.article-end,.v2-footer,.header-divider{display:none !important}
  .article-content a{color:#000 !important;text-decoration:underline}
  table,tr,td,th{page-break-inside:avoid}
  h2{page-break-after:avoid}
  .faq-item{border:1px solid #000}
  details.faq-item{display:block}
  .faq-item summary{list-style:none}
  .print-footer{display:block !important;margin-top:16px;padding-top:8px;border-top:1px solid #000;font-size:.8em}
}
@page{margin:14mm}
.art-fig{margin:18px 0}.art-fig svg,.art-fig img{width:100%;height:auto;border:1px solid rgba(127,127,127,.25);border-radius:10px;background:#fff;display:block}.art-fig figcaption{font-size:.85em;opacity:.75;margin-top:6px}
.cta-top{display:inline-flex;align-items:center;min-height:44px;background:var(--teal-dark);color:#fff !important}
[data-theme="dark"] .cta-top{background:#2bc7a8;color:#082019 !important}
@media print{details.faq-item:not([open])>p{display:block !important}.faq-item summary{font-weight:700}}
.ms-v44-hero{margin:30px 0 34px}.ms-v44-hero img{display:block;width:min(100%,700px);height:auto;border-radius:18px;border:1px solid var(--line,#d7e0dc);background:#f5f7f6}.ms-v44-hero figcaption{font-size:.82rem;line-height:1.45;color:var(--muted,#667873);margin-top:9px}
.ms-v44-gridwrap{max-width:100%;margin:20px 0 8px}.ms-v44-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:9px}.ms-v44-cell{border:1px solid #cfd8d5;border-top:4px solid #667873;border-radius:10px;padding:10px 9px;background:#f9fbfa;min-height:108px;overflow-wrap:anywhere}.ms-v44-cell.green{border-top-color:#009A82}.ms-v44-cell.red{border-top-color:#C91F3A}.ms-v44-cell.blue{border-top-color:#0073BE}.ms-v44-cell.black{border-top-color:#252B2D}.ms-v44-cell span,.ms-v44-cell small{display:block;font-size:.72rem;line-height:1.3}.ms-v44-cell strong{display:block;font-size:1.18rem;margin:4px 0}.ms-v44-green{color:#009A82}.ms-v44-red{color:#C91F3A}.ms-v44-blue{color:#0073BE}.ms-v44-flex{color:#A17E00}.ms-v44-rubber{color:#252B2D}.ms-v44-cta{margin:30px 0}.ms-v44-cta a{display:inline-flex;min-height:48px;align-items:center;border-radius:10px;background:#009A82;color:#fff;padding:10px 20px;font-weight:700;text-decoration:none}.kl-v44-figure{margin:28px 0 32px}.kl-v44-figure img{display:block;max-width:100%;height:auto;margin:auto;border-radius:14px}.kl-v44-figure figcaption{margin-top:8px;font-size:.83rem;line-height:1.45;color:var(--muted,#667873)}.kl-v44-figure .kl-v44-mobile{display:none}.kl-v44-schema img{width:min(100%,760px)}
@media(max-width:600px){.ms-v44-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.ms-v44-cell{min-height:112px;padding:8px 6px}.ms-v44-hero{margin:22px 0}.ms-v44-cta a{width:100%;justify-content:center}.kl-v44-figure .kl-v44-wide{display:none}.kl-v44-figure .kl-v44-mobile{display:block}}
.kl-v47-figure{margin:28px 0 32px}.kl-v47-figure a{display:block}.kl-v47-figure img{display:block;width:100%;height:auto;border-radius:14px}.kl-v47-figure figcaption{margin-top:9px;color:var(--muted,#687174);font-size:.83rem;line-height:1.45}.kl-v47-table table{min-width:0;width:100%;table-layout:fixed}.kl-v47-table th,.kl-v47-table td{white-space:normal;overflow-wrap:anywhere;vertical-align:top}.kl-v47-table td::before{display:none}
@media(max-width:600px){.kl-v47-table{overflow:visible}.kl-v47-table table,.kl-v47-table tbody,.kl-v47-table caption{display:block;width:100%;box-sizing:border-box}.kl-v47-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.kl-v47-table tr{display:block;border:1px solid var(--line,#cbd0d1);border-radius:12px;margin:12px 0;padding:8px 10px;background:var(--white,#fff)}.kl-v47-table td{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:10px;padding:9px 0;border:none;font-size:.83rem;line-height:1.45}.kl-v47-table td::before{display:block;content:attr(data-label);font-weight:700}.kl-v47-table td a{overflow-wrap:anywhere}.kl-v47-figure{margin:22px 0 26px}}
@media(max-width:760px){.article-header h1{hyphens:auto;overflow-wrap:break-word}}
.kl-v83-product-faq{margin-top:30px}.kl-v83-product-faq details.faq-item{border:1px solid rgba(127,127,127,.28);border-radius:10px;padding:0 14px;margin:8px 0}.kl-v83-product-faq details.faq-item>summary{cursor:pointer;list-style:none;min-height:52px;display:flex;align-items:center;gap:10px;font-weight:700;padding:10px 0}.kl-v83-product-faq summary::-webkit-details-marker{display:none}.kl-v83-product-faq summary::before{content:"▶";font-size:.7em;flex:none;transition:transform .15s}.kl-v83-product-faq details[open]>summary::before{transform:rotate(90deg)}.kl-v83-product-faq details.faq-item>p{margin:0 0 14px;padding:0}.kl-v83-size-jump{margin:12px 0 20px}.kl-v83-size-jump>a{display:inline-block;min-height:44px;padding:9px 14px;border:1px solid currentColor;border-radius:8px;font-weight:600}.kl-v83-data-request{margin:28px 0 0}.kl-v83-data-request p{margin:8px 0 0}.material-link{font-weight:600;text-decoration:underline;text-underline-offset:3px}.material-link[data-f="gs"]{color:#007c69}.material-link[data-f="bs"]{color:#006cae}.material-link[data-f="fs"]{color:#927100}.material-link[data-f="gr"]{color:#4a525b}.material-link[data-f="rs"]{color:#c92137}.material-link[data-f="rb"]{color:#252a2c}.material-link[data-f="ms"]{color:#009982}[data-theme="dark"] .material-link[data-f="gs"]{color:#37c08b}[data-theme="dark"] .material-link[data-f="bs"]{color:#5ba7ea}[data-theme="dark"] .material-link[data-f="fs"]{color:#e0b23c}[data-theme="dark"] .material-link[data-f="gr"]{color:#a6afb6}[data-theme="dark"] .material-link[data-f="rs"]{color:#fb8781}[data-theme="dark"] .material-link[data-f="rb"]{color:#aeb8c6}[data-theme="dark"] .material-link[data-f="ms"]{color:#5bc4a6}
@media print{.kl-v83-product-faq details.faq-item{display:block;border:1px solid #000}.kl-v83-product-faq details.faq-item>p{display:block!important}.kl-v83-product-faq summary::before{display:none}.kl-v83-size-jump{display:none}}