/* OBDResource Phase 2: shared navigation and home presentation only. */
:root{--obd-navy:#071827;--obd-blue:#1769e0;--obd-hover:#0f56bd;--obd-text:#18212b;--obd-muted:#5f6b78;--obd-surface:#f5f7fa;--obd-border:#e2e7ed;--obd-white:#fff}
html body .header.header{background:#fff;border-bottom:1px solid var(--obd-border);height:76px;box-sizing:border-box}
html body .header.header .header-content{display:flex;align-items:center;gap:28px;max-width:1440px;height:76px;padding:0 40px;margin:0 auto}
html body .header.header .header-content:after{display:none}
html body .header.header .logo{float:none;flex:0 0 auto;margin:0;padding:0;line-height:0}
html body .header.header .logo img{width:180px;height:auto;max-height:48px;object-fit:contain}
html body .header.header .tools{order:2;float:none;border:0;margin:0;padding:0;flex:0 0 auto}
html body .header.header .hot-line{display:none}
html body .header.header .header-nav{order:1;float:none;flex:1;min-width:0;text-align:right}
html body .header.header .hn-list{display:flex;justify-content:flex-end;align-items:center;gap:24px}
html body .header.header .hn-item{float:none;position:relative;flex:0 0 auto}
html body .header.header .hn-item>.name{display:block;margin:0;padding:25px 0;line-height:26px;font-size:14px!important;font-weight:500;letter-spacing:0;color:var(--obd-text)}
html body .header.header .hn-item>.name:before{height:2px;background:var(--obd-blue);bottom:0}
html body .header.header .hn-item:hover>.name,html body .header.header .hn-item:focus-within>.name{color:var(--obd-blue)}
html body .header.header .hn-item:last-child{gap:0;white-space:nowrap;font-size:13px!important}
html body .header.header .hn-item:last-child a{font-size:13px!important;color:var(--obd-muted);line-height:26px;cursor:pointer}
html body .header.header .hn-item:last-child>span{margin:0 7px!important;color:#b5bec8}
html body .header.header .sub-nav{left:-20px;right:auto;min-width:230px;top:100%;padding:8px;background:#fff;border:1px solid var(--obd-border);border-radius:0 0 8px 8px;box-shadow:0 8px 20px #0718270a;text-align:left}
html body .header.header .sn-list{padding:0;margin:0}
html body .header.header .sn-item>a{padding:10px 14px;line-height:22px;font-size:14px!important;text-align:left;color:var(--obd-text);white-space:normal;border-radius:4px}
html body .header.header .sn-item>a:hover,html body .header.header .sn-item>a:focus-visible{background:var(--obd-surface);color:var(--obd-blue)}
html body .header.header .third-list{left:100%;top:0;padding:8px;min-width:210px;width:210px!important;border:1px solid var(--obd-border);border-radius:8px;box-shadow:none;background:#fff}
html body .header.header .third-list a{font-size:14px!important;padding:10px 12px;line-height:22px}
@media(min-width:1025px){html body .header.header .hn-item:focus-within>.sub-nav{display:block;visibility:visible;opacity:1;transform:none}html body .header.header .sn-item:focus-within>.third-list{display:block}html body .header.header .menu-btn{display:none}}
@media(min-width:1025px) and (max-width:1280px){html body .header.header .header-content{padding:0 24px;gap:20px}html body .header.header .hn-list{gap:18px}html body .header.header .logo img{width:164px}}
@media(max-width:1024px){
 html body .header.header,html body .header.header .header-content{height:72px}
 html body .header.header .header-content{justify-content:space-between;padding:0 24px;gap:0}
 html body .header.header .logo img{width:168px;max-height:40px}
 html body .header.header .tools{margin-left:auto}
 html body .header.header .menu-btn{display:flex;width:46px;height:72px;border:0;background:transparent}
 html body .header.header .header-nav{position:fixed;top:72px;left:100%;bottom:0;width:360px;max-width:100vw;padding:20px 0 36px;background:#fff;box-sizing:border-box;text-align:left;overflow-y:auto;visibility:hidden}
 html body .header.header .header-nav.show{margin-left:-360px;visibility:visible}
 html body .header.header .hn-list{display:block}
 html body .header.header .hn-item{display:block;width:100%;float:none}
 html body .header.header .hn-item>.name{padding:14px 24px;margin:0;font-size:16px!important;line-height:26px}
 html body .header.header .hn-item>.name:before{display:none}
 html body .header.header .hn-item.show>.name{background:var(--obd-surface);color:var(--obd-blue)}
 html body .header.header .sub-nav{position:relative;display:none;top:auto;left:auto;right:auto;width:100%;min-width:0;visibility:visible;opacity:1;transform:none;border:0;border-radius:0;padding:0 12px 12px;background:var(--obd-surface);box-shadow:none;box-sizing:border-box}
 html body .header.header .sn-list{padding:0}
 html body .header.header .sn-item>a{padding:9px 24px;font-size:14px!important}
 html body .header.header .third-list{position:static;display:block;min-width:0;width:auto!important;padding:0 0 0 22px;border:0;background:transparent}
 html body .header.header .hn-item:last-child{display:flex!important;justify-content:flex-start;padding:18px 24px;box-sizing:border-box;width:100%}
 html body .header.header .hn-item:last-child a{font-size:14px!important}
}
.obd-home,.obd-home *{box-sizing:border-box}
.obd-home{padding-top:76px;color:var(--obd-text);background:#fff;font-family:Arial,"Helvetica Neue","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.65}
.obd-home h1,.obd-home h2,.obd-home h3,.obd-home p,.obd-home figure{margin:0}
.obd-home a{color:inherit;text-decoration:none}
.obd-home img{display:block;width:100%;height:100%;object-fit:contain}
.obd-home :focus-visible{outline:3px solid var(--obd-blue);outline-offset:5px}
.obd-shell{max-width:1440px;margin:0 auto;padding:0 48px}
.obd-section{padding:88px 0;scroll-margin-top:76px}
.obd-surface{background:var(--obd-surface)}
.obd-eyebrow{font-size:12px;font-weight:700;line-height:1.5;letter-spacing:1.5px;color:var(--obd-blue);margin-bottom:18px!important}
.obd-home h2{font-size:40px;line-height:1.2;letter-spacing:-1.2px;font-weight:600}
.obd-home h3{font-size:23px;line-height:1.3;font-weight:600;letter-spacing:-.4px}
.obd-hero{background:var(--obd-navy);color:#fff;overflow:hidden}
.obd-hero-grid{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:40px;min-height:650px;padding-top:64px;padding-bottom:64px}
.obd-hero .obd-eyebrow{color:#9cbfea}
.obd-home h1{font-size:54px;line-height:1.12;letter-spacing:-2px;font-weight:600;max-width:690px}
.obd-home h1 span{color:#fff}
.obd-lead{max-width:570px;color:#bbc7d4;font-size:17px;line-height:1.75;margin-top:28px!important}
.obd-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.obd-home .obd-button{display:inline-flex;align-items:center;justify-content:space-between;gap:24px;min-height:50px;padding:13px 21px;border:1px solid var(--obd-blue);border-radius:4px;background:var(--obd-blue);color:#fff;font-size:12px;font-weight:700;letter-spacing:.6px;transition:background .15s}
.obd-home .obd-button:hover{background:var(--obd-hover);border-color:var(--obd-hover)}
.obd-home .obd-button-outline{background:transparent;border-color:#557084}
.obd-home .obd-button-outline:hover{background:#143149;border-color:#8ea6b9}
.obd-hero-visual{position:relative;height:490px;min-width:0;border-radius:8px;overflow:hidden;background:#0d3455}
.obd-home .obd-hero-visual img{object-fit:cover;object-position:50% 50%}
.obd-hero-visual figcaption{display:flex;justify-content:space-between;gap:15px;position:absolute;bottom:0;left:0;right:0;padding:20px 24px;background:var(--obd-navy);font-size:11px;font-weight:700;letter-spacing:1.2px;color:#fff}
.obd-hero-visual figcaption span{font-weight:400;color:#9bb0c2}
.obd-trust{border-bottom:1px solid var(--obd-border)}
.obd-trust-grid{display:grid;grid-template-columns:repeat(4,1fr);padding-top:34px;padding-bottom:34px}
.obd-trust-grid>div,.obd-trust-grid>a{padding:0 26px;border-right:1px solid var(--obd-border)}
.obd-trust-grid>:first-child{padding-left:0}.obd-trust-grid>:last-child{border:0;padding-right:0}
.obd-trust strong{display:block;font-size:28px;font-weight:600;line-height:1.4;letter-spacing:-.5px}
.obd-trust small{font-size:13px;font-weight:500;letter-spacing:0}
.obd-trust p{font-size:13px;color:var(--obd-muted);margin-top:5px}
.obd-trust .obd-trust-support{font-size:15px;padding-top:8px;letter-spacing:.2px;color:var(--obd-blue)}
.obd-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:36px}
.obd-heading>div{max-width:760px}.obd-heading p:not(.obd-eyebrow){color:var(--obd-muted);margin-top:16px;max-width:670px}
.obd-home .obd-text-link{flex:0 0 auto;display:inline-flex;align-items:center;gap:16px;font-size:12px;letter-spacing:.6px;font-weight:700;color:var(--obd-blue);padding:10px 0}
.obd-home .obd-text-link:hover{color:var(--obd-hover)}
.obd-category-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.obd-category{display:flex;align-items:center;gap:16px;min-height:192px;padding:24px;border:1px solid var(--obd-border);border-radius:8px;transition:border-color .15s}
.obd-category:hover,.obd-product:hover{border-color:var(--obd-blue)}
.obd-category-image{width:108px;height:120px;flex:0 0 108px}
.obd-category>div:last-child{min-width:0}.obd-category h3{font-size:22px}.obd-category p{font-size:13px;color:var(--obd-muted);margin-top:8px;line-height:1.6}
.obd-card-link{display:block;margin-top:20px;color:var(--obd-blue);font-size:11px;font-weight:700;letter-spacing:.6px}
.obd-product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.obd-product{border:1px solid var(--obd-border);border-radius:8px;overflow:hidden;background:#fff;transition:border-color .15s}
.obd-product>a{display:block;height:100%}.obd-product figure{aspect-ratio:1/1;background:#fff;padding:18px}
.obd-product-copy{padding:8px 24px 26px}.obd-product h3{font-size:25px}.obd-product p{font-size:14px;line-height:1.6;color:var(--obd-muted);margin-top:10px;height:45px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.obd-about-grid{display:grid;grid-template-columns:1fr 2fr;gap:72px;align-items:start}.obd-about .obd-eyebrow{padding-top:10px}.obd-about .obd-eyebrow span{display:block;margin-top:18px;font-weight:400;font-size:11px;line-height:1.8;letter-spacing:.8px;color:var(--obd-muted)}
.obd-about h2{max-width:760px}.obd-about p:not(.obd-eyebrow){font-size:18px;color:var(--obd-muted);line-height:1.9;margin-top:24px}.obd-about .obd-text-link{margin-top:24px}
.obd-resource-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.obd-video{display:block;background:#fff;border:1px solid var(--obd-border);border-radius:8px;overflow:hidden}.obd-video figure{aspect-ratio:16/9;position:relative;overflow:hidden}.obd-home .obd-video img{object-fit:cover;object-position:center 45%}.obd-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:grid;place-items:center;width:62px;height:62px;border-radius:50%;background:var(--obd-blue);color:#fff;font-size:19px;padding-left:4px}.obd-video>div{padding:30px}.obd-video .obd-eyebrow{margin-bottom:12px!important}.obd-video p:not(.obd-eyebrow){color:var(--obd-muted);margin-top:12px;font-size:14px}
.obd-resources>p:not(.obd-eyebrow){margin-top:18px;color:var(--obd-muted)}
.obd-support-list{margin-top:28px;border-top:1px solid var(--obd-border)}.obd-support-list>a{display:flex;align-items:center;gap:20px;padding:18px 0;border-bottom:1px solid var(--obd-border);font-size:17px}.obd-support-list>a:hover{color:var(--obd-blue)}.obd-support-number{color:var(--obd-muted);font-size:12px}.obd-support-list>a>span:last-child{margin-left:auto;color:var(--obd-blue)}
.obd-news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.obd-news figure{aspect-ratio:16/10;overflow:hidden;background:var(--obd-surface);border-radius:6px}.obd-home .obd-news img{object-fit:cover}.obd-news h3{font-size:22px;margin-top:22px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.obd-news .obd-card-link{margin-top:16px}
@media(max-width:1280px){.obd-shell{padding-left:32px;padding-right:32px}.obd-hero-grid{gap:28px}.obd-home h1{font-size:48px}.obd-hero-visual{height:470px}.obd-category{padding:20px;gap:12px}.obd-category-image{width:80px;height:110px;flex-basis:80px}.obd-category h3{font-size:22px}.obd-resource-grid{gap:40px}}
@media(max-width:1024px){.obd-home{padding-top:72px}.obd-section{scroll-margin-top:72px;padding:72px 0}.obd-hero-grid{min-height:620px;grid-template-columns:1.05fr 1fr;padding-top:48px;padding-bottom:48px}.obd-home h1{font-size:42px;letter-spacing:-1.3px}.obd-lead{font-size:16px}.obd-hero-visual{height:440px}.obd-actions{gap:10px}.obd-home .obd-button{font-size:11px;padding:12px 16px;gap:14px}.obd-home h2{font-size:34px}.obd-category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.obd-product-grid{gap:16px}.obd-product-copy{padding:8px 16px 22px}.obd-product h3{font-size:23px}.obd-trust-grid>div,.obd-trust-grid>a{padding:0 18px}.obd-trust .obd-trust-support{font-size:12px}.obd-about-grid{gap:40px}.obd-resource-grid{gap:30px}}
@media(max-width:768px){.obd-shell{padding-left:24px;padding-right:24px}.obd-section{padding:60px 0}.obd-hero-grid{grid-template-columns:1fr;gap:32px;padding-top:52px;padding-bottom:32px;min-height:0}.obd-hero-copy{max-width:640px}.obd-home h1{font-size:46px;max-width:640px;letter-spacing:-1.4px}.obd-lead{max-width:590px;margin-top:22px!important}.obd-actions{margin-top:28px}.obd-hero-visual{height:340px}.obd-home .obd-hero-visual img{object-fit:cover}.obd-trust-grid{grid-template-columns:repeat(2,1fr);gap:26px 0;padding-top:28px;padding-bottom:28px}.obd-trust-grid>:nth-child(2){border:0}.obd-trust-grid>:nth-child(3){padding-left:0}.obd-trust strong{font-size:25px}.obd-trust .obd-trust-support{font-size:14px}.obd-heading{align-items:flex-start;flex-direction:column;gap:14px;margin-bottom:28px}.obd-heading p:not(.obd-eyebrow){margin-top:14px}.obd-home h2{font-size:34px;letter-spacing:-.8px}.obd-category{padding:20px;align-items:flex-start;flex-direction:column;min-height:0}.obd-category-image{width:100%;height:130px;flex-basis:auto}.obd-category p{font-size:13px}.obd-card-link{margin-top:16px}.obd-product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.obd-about-grid{grid-template-columns:1fr;gap:18px}.obd-about .obd-eyebrow span{margin-top:10px}.obd-about p:not(.obd-eyebrow){font-size:16px;line-height:1.8}.obd-resource-grid{grid-template-columns:1fr;gap:48px}.obd-news-grid{gap:18px}.obd-news h3{font-size:18px}.obd-hero-visual figcaption{padding:16px 20px}}
@media(max-width:480px){html body .header.header .header-content{padding:0 20px}.obd-shell{padding-left:20px;padding-right:20px}.obd-section{padding:52px 0}.obd-hero-grid{padding-top:42px;padding-bottom:24px;gap:28px}.obd-home h1{font-size:36px;line-height:1.18;letter-spacing:-1px}.obd-hero .obd-eyebrow{font-size:10px;letter-spacing:1.1px}.obd-lead{font-size:15px;line-height:1.8}.obd-actions{flex-direction:column;align-items:stretch;gap:10px}.obd-home .obd-button{min-height:48px;font-size:12px;padding:12px 18px}.obd-hero-visual{height:260px;border-radius:6px}.obd-hero-visual figcaption{font-size:9px;padding:14px 16px;letter-spacing:.6px}.obd-trust-grid{gap:24px 0}.obd-trust-grid>div,.obd-trust-grid>a{padding-right:12px;padding-left:18px}.obd-trust-grid>:first-child,.obd-trust-grid>:nth-child(3){padding-left:0}.obd-trust p{font-size:11px}.obd-trust strong{font-size:24px}.obd-trust .obd-trust-support{font-size:12px;padding-top:6px}.obd-home h2{font-size:30px;line-height:1.25}.obd-heading p:not(.obd-eyebrow){font-size:15px}.obd-category-grid{gap:12px}.obd-category{padding:16px;gap:14px}.obd-category-image{height:100px}.obd-category h3{font-size:20px;letter-spacing:-.3px}.obd-category p{font-size:12px}.obd-category .obd-card-link{font-size:10px}.obd-product-grid{gap:12px}.obd-product figure{padding:10px}.obd-product-copy{padding:10px 14px 20px}.obd-product h3{font-size:23px}.obd-product p{font-size:12px;height:39px;line-height:1.6}.obd-product .obd-card-link{font-size:10px;letter-spacing:0}.obd-video>div{padding:24px}.obd-video h3{font-size:24px}.obd-news-grid{grid-template-columns:1fr;gap:32px}.obd-news h3{font-size:22px}.obd-support-list>a{font-size:16px}.obd-resources>p:not(.obd-eyebrow){font-size:15px}}
@media(prefers-reduced-motion:reduce){.obd-home *{scroll-behavior:auto;transition:none!important}}
/* Match fixed navigation space on existing inner pages. */
html body .header-overlay{height:76px}
@media(max-width:1024px){html body .header-overlay{height:72px}}