:root{--vkb-ink:#173348;--vkb-blue:#17618c;--vkb-wash:#eef4f6;--vkb-line:#d5e0e5;--vkb-muted:#526b79}
.vkb-entry{padding-block:10px;border-bottom:1px solid var(--vkb-line)}.vkb-entry a{display:inline-flex;gap:30px;align-items:center;min-height:44px;color:var(--vkb-ink);font-weight:650;text-decoration:none}.vkb{color:var(--vkb-ink);padding-block:36px 64px;overflow-wrap:anywhere}.vkb *{box-sizing:border-box}.vkb a{color:var(--vkb-blue)}.vkb a:focus-visible,.vkb button:focus-visible,.vkb input:focus-visible,.vkb select:focus-visible,.vkb summary:focus-visible{outline:3px solid #d39b27;outline-offset:4px}.vkb h1,.vkb h2,.vkb h3{color:var(--vkb-ink);letter-spacing:-.025em;line-height:1.14}.vkb-intro{max-width:850px;padding:28px 0 38px}.vkb-eyebrow{font-size:12px;font-weight:750;letter-spacing:.13em;line-height:1.6;color:var(--vkb-blue);display:block;margin-bottom:14px}.vkb-intro h1{font-size:clamp(34px,5.4vw,66px);font-weight:650;margin:0 0 24px}.vkb-intro p,.vkb-lead{font-size:clamp(17px,2vw,21px);line-height:1.65;color:var(--vkb-muted)}.vkb-filter{display:flex;align-items:end;gap:16px;border-top:1px solid var(--vkb-line);padding:24px 0 32px}.vkb-filter label{display:grid;gap:8px;flex:1;font-size:13px;font-weight:650}.vkb-filter input,.vkb-filter select{width:100%;border:1px solid #acbfc9;background:white;border-radius:5px;min-height:48px;padding:10px 14px;color:var(--vkb-ink);font-size:16px}.vkb-button{display:inline-flex;align-items:center;justify-content:center;gap:16px;min-height:48px;padding:12px 22px;border:1px solid var(--vkb-blue);border-radius:5px;background:var(--vkb-blue);color:white!important;text-decoration:none;font-size:15px;font-weight:650;cursor:pointer}.vkb-button:hover{background:#104c70}.vkb-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}.vkb-card{border:1px solid var(--vkb-line);border-radius:10px;overflow:hidden;background:white;transition:box-shadow .18s}.vkb-card:hover{box-shadow:0 8px 26px #17334814}.vkb-card>a{display:block;height:100%;text-decoration:none}.vkb-card-image{background:var(--vkb-wash);aspect-ratio:16/10;padding:18px}.vkb-card-image img{width:100%;height:100%;object-fit:contain;max-width:100%}.vkb-card-body{padding:26px}.vkb-card h2{font-size:28px;margin-bottom:14px}.vkb-card p{line-height:1.7;color:var(--vkb-muted)}.vkb-read{display:inline-flex;gap:28px;font-size:14px;font-weight:700;padding-top:12px}.vkb-card-featured{grid-column:1/-1}.vkb-card-featured>a{display:grid;grid-template-columns:1.05fr 1fr;align-items:center}.vkb-card-featured h2{font-size:clamp(28px,3vw,42px)}.vkb-contact{background:var(--vkb-wash);border-radius:10px;padding:clamp(24px,4vw,48px);margin-top:48px}.vkb-contact h2{font-size:clamp(25px,3vw,36px);margin-bottom:16px}.vkb-contact p{font-size:17px;line-height:1.7;max-width:650px}.vkb-contact .vkb-button{margin-top:12px}.vkb-breadcrumbs{display:flex;gap:12px;flex-wrap:wrap;font-size:13px;margin-bottom:36px;color:var(--vkb-muted)}.vkb-breadcrumbs a{min-height:30px}.vkb-article-header{max-width:860px;margin:0 auto 34px}.vkb-article-header h1{font-size:clamp(32px,5vw,58px);margin:0 0 24px}.vkb-author{font-size:13px;color:var(--vkb-muted)}.vkb-figure{margin:24px 0;min-width:0}.vkb-image-open{display:block;width:100%;padding:0;border:0;border-radius:8px;overflow:hidden;background:var(--vkb-wash);cursor:zoom-in}.vkb-figure img{display:block;width:100%;height:auto;max-height:680px;object-fit:contain}.vkb-hero{max-width:1060px;margin:0 auto 48px}.vkb-hero img{aspect-ratio:16/9;height:auto}.vkb-figure figcaption{font-size:13px;color:var(--vkb-muted);line-height:1.6;margin-top:10px}.vkb-figure figcaption small{display:block;font-size:12px}.vkb-article-layout{display:flex;gap:48px;align-items:start;max-width:1100px;margin:auto}.vkb-content{flex:1;min-width:0;max-width:820px;margin:auto}.vkb-toc{width:220px;flex-shrink:0;position:sticky;top:25px;border-top:2px solid var(--vkb-blue);padding-top:16px;font-size:13px;line-height:1.6}.vkb-toc summary{font-weight:750;min-height:40px;cursor:pointer}.vkb-toc ol{padding-left:20px}.vkb-toc li{margin-block:12px}.vkb-block{margin:0 0 38px;scroll-margin-top:24px}.vkb-block h2{font-size:clamp(24px,3vw,32px);margin-bottom:18px}.vkb-prose{font-size:17px;line-height:1.85;color:#294454}.vkb-block-notice{padding:24px;border-left:3px solid var(--vkb-blue);background:var(--vkb-wash);border-radius:0 6px 6px 0}.vkb-block-notice .vkb-prose{font-size:16px}.vkb-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.vkb-gallery img{aspect-ratio:4/3;height:100%}.vkb-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;align-items:center}.vkb-split .vkb-figure{margin:0}.vkb-products{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.vkb-product{border:1px solid var(--vkb-line);border-radius:8px;overflow:hidden;display:flex;flex-direction:column;text-decoration:none;background:white}.vkb-product img{width:100%;height:190px;object-fit:contain;padding:18px;background:#f8fafb}.vkb-product>div{padding:20px}.vkb-product small{font-size:12px;color:var(--vkb-muted)}.vkb-product h3{font-size:18px;line-height:1.4;margin:8px 0 16px}.vkb-product span{font-size:14px;font-weight:650}.vkb-checklist{list-style:none;padding:0}.vkb-checklist li{position:relative;padding:14px 0 14px 32px;border-bottom:1px solid var(--vkb-line);font-size:17px;line-height:1.65}.vkb-checklist li:before{content:'✓';position:absolute;left:0;color:var(--vkb-blue);font-weight:bold}.vkb-faq details{border-bottom:1px solid var(--vkb-line);padding:12px 0}.vkb-faq summary{cursor:pointer;min-height:48px;padding-block:12px;font-size:17px;font-weight:650}.vkb-faq .vkb-prose{padding:4px 0 20px}.vkb-table-wrap{max-width:100%;overflow:auto;border:1px solid var(--vkb-line);border-radius:8px}.vkb table{border-collapse:collapse;min-width:480px;width:100%;font-size:15px;line-height:1.6}.vkb th,.vkb td{padding:15px 18px;border-bottom:1px solid var(--vkb-line);text-align:left;vertical-align:top;min-width:140px}.vkb thead th{background:var(--vkb-wash)}.vkb-download{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;border:1px solid var(--vkb-line);border-radius:6px;font-weight:650;text-decoration:none;min-height:56px}.vkb-back{display:inline-flex;min-height:48px;align-items:center;margin-top:24px}.vkb-preview{border:2px solid #bd8d24;border-radius:6px;background:#fff8e5;padding:16px;margin-bottom:24px}.vkb-lightbox{max-width:96vw;max-height:94dvh;width:min(1200px,96vw);border:none;border-radius:10px;background:#fff;padding:64px 20px 20px}.vkb-lightbox::backdrop{background:#071d2de0}.vkb-lightbox img{display:block;max-width:100%;max-height:calc(85dvh - 110px);object-fit:contain;margin:auto}.vkb-lightbox-close{position:absolute;right:16px;top:12px;min-height:44px;padding:8px 16px;background:var(--vkb-ink);color:white;border:0;border-radius:5px;font-size:16px}.vkb-lightbox-caption{font-size:14px;text-align:center;margin:14px 0 0}.vkb-pagination{display:flex;justify-content:center;align-items:center;gap:24px;margin-top:32px;font-size:14px}.vkb-pagination a{min-height:48px;display:flex;align-items:center}.vkb-empty{grid-column:1/-1;padding:36px;background:var(--vkb-wash);border-radius:8px}.vkb-related ul{list-style:none;padding:0}.vkb-related li{padding:16px 0;border-bottom:1px solid var(--vkb-line)}.vkb-related li a{font-size:18px;font-weight:650}.vkb-related li p{margin:10px 0;color:var(--vkb-muted);line-height:1.7}
@media(max-width:991px){.vkb-article-layout{display:block}.vkb-toc{position:static;width:100%;margin-bottom:28px}.vkb-toc ol{columns:2;column-gap:32px}.vkb-content{max-width:820px}.vkb-card-body{padding:22px}}
@media(max-width:640px){.vkb{padding:24px 20px 40px}.vkb-entry{padding-inline:20px}.vkb-intro{padding:18px 0 24px}.vkb-intro h1{font-size:36px;line-height:1.12}.vkb-intro p{font-size:17px}.vkb-desktop{display:none}.vkb-filter{display:grid;grid-template-columns:minmax(0,1fr);gap:14px;padding:20px 0 24px}.vkb-filter .vkb-button{width:100%}.vkb-grid,.vkb-card-featured>a,.vkb-split{grid-template-columns:minmax(0,1fr)}.vkb-grid{gap:22px}.vkb-card-featured{grid-column:auto}.vkb-card-body{padding:22px}.vkb-card h2{font-size:26px}.vkb-card-image{aspect-ratio:4/3}.vkb-card p{font-size:16px}.vkb-eyebrow{font-size:11px;letter-spacing:.1em;margin-bottom:10px}.vkb-contact{padding:24px;margin-top:32px}.vkb-contact .vkb-button{width:100%;text-align:center}.vkb-breadcrumbs{margin-bottom:24px;font-size:12px;gap:8px}.vkb-article-header h1{font-size:34px}.vkb-lead{font-size:18px}.vkb-hero{margin-bottom:28px}.vkb-hero img{aspect-ratio:4/3}.vkb-toc ol{columns:1}.vkb-block{margin-bottom:30px}.vkb-prose{font-size:17px;line-height:1.8}.vkb-gallery{gap:12px}.vkb-gallery figcaption{font-size:12px}.vkb-products{grid-template-columns:minmax(0,1fr)}.vkb-product{display:grid;grid-template-columns:100px minmax(0,1fr);align-items:center}.vkb-product img{width:100px;height:130px;padding:8px}.vkb-product>div{padding:16px}.vkb-product h3{font-size:16px}.vkb-pagination{gap:16px;flex-wrap:wrap}.vkb-preview{font-size:14px}.vkb-block-notice{padding:20px}.vkb-lightbox{padding-inline:12px}.vkb-download{padding:16px}}
@media(prefers-reduced-motion:reduce){.vkb *{scroll-behavior:auto!important;transition:none!important}}
.vkb-product p{font-size:14px;line-height:1.65;color:var(--vkb-muted);margin:0 0 16px}.vkb-product-links{display:grid;gap:12px}.vkb-product-textlink{display:block;padding:18px;border:1px solid var(--vkb-line);border-radius:6px;text-decoration:none;min-height:48px}.vkb-product-textlink h3{font-size:18px;margin:8px 0}.vkb-product-textlink p{font-size:15px;line-height:1.7;color:var(--vkb-muted)}.vkb-product-textlink small{color:var(--vkb-muted);font-size:12px}.vkb-product-textlink span{font-size:14px}
.vkb-video{padding:24px;background:var(--vkb-wash);border-radius:8px}.vkb-video p{line-height:1.7}.vkb-video>a{display:block;margin-top:16px;font-size:14px;min-height:44px;padding-top:10px}.vkb-video:has(iframe){padding:0;aspect-ratio:16/9}.vkb-video iframe{width:100%;height:100%;border:0;border-radius:8px}
@media print{.vkb-entry,.vkb-filter,.vkb-toc,.vkb-contact,.vkb-lightbox,.vkb-back{display:none!important}.vkb-article-layout{display:block}.vkb-content{max-width:none}.vkb-table-wrap{overflow:visible}.vkb-products{break-inside:avoid}}
.vkb-menu-link{min-height:48px;display:flex;align-items:center}.vkb-offcanvas-entry .navigation-offcanvas-list{margin-bottom:0}