:root{--cat-blue:#0757d9;--cat-navy:#092f68;--cat-ink:#142338;--cat-muted:#617084;--cat-line:#d9e2ec;--cat-soft:#f3f7fb;--cat-gold:#ffb000}*{box-sizing:border-box}body{margin:0;background:#f4f7fb;color:var(--cat-ink);font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif}.catalog-header{position:sticky;z-index:20;top:0;display:flex;align-items:center;justify-content:space-between;min-height:72px;padding:8px max(22px,calc((100vw - 1240px)/2));border-bottom:1px solid #dbe4ee;background:#fffefc}.catalog-brand img{display:block;width:138px;height:54px;object-fit:contain}.catalog-header nav{display:flex;gap:24px}.catalog-header nav a{color:#31445b;font-size:14px;font-weight:750;text-decoration:none}.catalog-header nav a[aria-current=page]{color:var(--cat-blue)}.catalog-shell{width:min(1240px,calc(100% - 36px));margin:26px auto 80px}.catalog-hero{display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center;padding:34px;border-radius:26px;background:linear-gradient(135deg,#092b62,#0757d9);color:#fff;box-shadow:0 18px 44px #092f6830}.catalog-hero span{color:#a9caff;font-size:12px;font-weight:900;letter-spacing:.13em}.catalog-hero h1{max-width:620px;margin:9px 0 12px;font-size:clamp(32px,4.2vw,53px);line-height:1.02}.catalog-hero p{max-width:650px;margin:0;color:#dce9ff;line-height:1.6}.catalog-search{padding:20px;border:1px solid #ffffff36;border-radius:18px;background:#ffffff12}.catalog-search label{display:block;margin-bottom:8px;font-size:13px;font-weight:750}.catalog-search>div{display:grid;grid-template-columns:1fr auto}.catalog-search input{min-width:0;padding:16px;border:0;border-radius:11px 0 0 11px;font-size:16px;outline:none}.catalog-search input:focus{box-shadow:inset 0 0 0 3px #8bc5ff}.catalog-search button,.primary-action{padding:0 20px;border:0;border-radius:0 11px 11px 0;background:var(--cat-gold);color:#172235;font-weight:850}.catalog-search small{display:block;margin-top:9px;color:#c8dcf8}.breadcrumbs{display:flex;gap:6px;overflow:auto;padding:18px 2px 12px;scrollbar-width:none}.breadcrumbs button,.breadcrumbs span{flex:none;padding:8px 11px;border:0;border-radius:999px;background:#e6edf5;color:#41566e;font-size:12px}.breadcrumbs button{cursor:pointer}.breadcrumbs button:hover{background:#d7e7fa;color:var(--cat-blue)}.catalog-content{min-height:380px}.catalog-section-head{display:flex;justify-content:space-between;gap:22px;align-items:end;margin:19px 0 15px}.catalog-section-head span{color:var(--cat-blue);font-size:11px;font-weight:900;letter-spacing:.12em}.catalog-section-head h2{margin:5px 0 0;font-size:clamp(25px,3vw,36px)}.catalog-section-head p{max-width:570px;margin:0;color:var(--cat-muted)}.catalog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.catalog-card{display:grid;grid-template-columns:44px 1fr auto;gap:13px;align-items:center;min-height:100px;padding:18px;border:1px solid var(--cat-line);border-radius:16px;background:#fff;color:inherit;text-align:left;box-shadow:0 7px 22px #14304f0a;cursor:pointer}.catalog-card:hover,.catalog-card:focus-visible{border-color:#76acec;box-shadow:0 11px 28px #0757d917;transform:translateY(-1px)}.catalog-card>i{display:grid;place-items:center;width:44px;height:44px;border-radius:13px;background:#e7f1ff;color:var(--cat-blue);font-size:19px;font-style:normal;font-weight:850}.catalog-card b,.catalog-card small{display:block}.catalog-card small{margin-top:5px;color:var(--cat-muted)}.catalog-card>em{color:var(--cat-blue);font-size:22px;font-style:normal}.search-results{display:grid;gap:9px}.result-card{display:grid;grid-template-columns:minmax(170px,.7fr) 1.3fr auto;gap:20px;align-items:center;padding:17px 20px;border:1px solid var(--cat-line);border-radius:14px;background:#fff}.result-card code{color:var(--cat-blue);font-size:16px;font-weight:900}.result-card h3{margin:0 0 4px;font-size:17px}.result-card p{margin:0;color:var(--cat-muted);font-size:13px}.result-card button,.piece-actions button,.piece-actions a,.more-button{padding:10px 14px;border:0;border-radius:9px;background:var(--cat-blue);color:#fff;font-weight:750;text-decoration:none;cursor:pointer}.piece-sheet{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:18px}.piece-main,.piece-aside section{padding:24px;border:1px solid var(--cat-line);border-radius:18px;background:#fff}.piece-kicker{color:var(--cat-blue);font-size:11px;font-weight:900;letter-spacing:.12em}.piece-main h2{margin:7px 0 9px;font-size:clamp(25px,3vw,38px)}.piece-main>p{color:var(--cat-muted);line-height:1.6}.code-list,.chips{display:flex;flex-wrap:wrap;gap:8px}.code-list span,.chips span{padding:8px 10px;border-radius:8px;background:#edf4ff;color:#164f9d;font-weight:750}.piece-block{margin-top:25px}.piece-block h3{margin-bottom:10px}.application-list{display:grid;gap:9px}.application-list article{padding:14px;border-left:4px solid var(--cat-blue);border-radius:8px;background:var(--cat-soft)}.application-list b,.application-list span{display:block}.application-list span{margin-top:4px;color:var(--cat-muted);font-size:13px}.piece-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}.piece-actions .assistant-action{background:#122f55}.piece-aside{display:grid;align-content:start;gap:14px}.media-placeholder{display:grid;place-items:center;min-height:230px;padding:25px;text-align:center;background:linear-gradient(145deg,#edf3f8,#fff)}.media-placeholder i{font-size:47px;font-style:normal}.media-placeholder p{color:var(--cat-muted);font-size:13px}.diagram-placeholder{display:grid;place-items:center;min-height:310px;margin-top:16px;padding:24px;border:2px dashed #b8c9db;border-radius:18px;background:linear-gradient(145deg,#edf4fa,#fff);text-align:center}.diagram-placeholder b{font-size:21px}.diagram-placeholder p{max-width:520px;color:var(--cat-muted)}.rights-note{display:inline-flex;margin-top:9px;padding:6px 9px;border-radius:999px;background:#eaf7ef;color:#24613b;font-size:11px;font-weight:750}.catalog-loading{display:grid;place-items:center;min-height:330px;color:var(--cat-muted)}.catalog-loading i{width:38px;height:38px;border:4px solid #d7e4f1;border-top-color:var(--cat-blue);border-radius:50%;animation:spin .8s linear infinite}.catalog-message{max-width:600px;margin:40px auto;padding:24px;border:1px solid #efc9c9;border-radius:16px;background:#fff;text-align:center}.catalog-message p{color:var(--cat-muted)}.catalog-message button,.more-button{border:0}.empty-state{padding:36px;border:1px dashed #bac9d9;border-radius:17px;background:#fff;text-align:center;color:var(--cat-muted)}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:900px){.catalog-hero{grid-template-columns:1fr;gap:24px}.catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.piece-sheet{grid-template-columns:1fr}.piece-aside{grid-row:1}.result-card{grid-template-columns:145px 1fr}.result-card button{grid-column:1/-1}}@media(max-width:620px){.catalog-header{min-height:62px;padding:5px 14px}.catalog-brand img{width:112px;height:48px}.catalog-header nav a:not([aria-current=page]){display:none}.catalog-shell{width:min(100% - 22px,1240px);margin-top:12px}.catalog-hero{margin-inline:-11px;padding:24px 16px;border-radius:0}.catalog-hero h1{font-size:31px}.catalog-search{padding:13px}.catalog-search>div{grid-template-columns:1fr}.catalog-search input,.catalog-search button{border-radius:9px}.catalog-search button{padding:13px;margin-top:7px}.catalog-grid{grid-template-columns:1fr}.catalog-section-head{display:block}.catalog-section-head p{margin-top:8px}.catalog-card{min-height:86px;padding:14px}.result-card{grid-template-columns:1fr;gap:7px}.result-card button{grid-column:auto;width:100%}.piece-main,.piece-aside section{padding:17px}.media-placeholder{min-height:170px}.breadcrumbs{margin-inline:-4px}.ivair-root{z-index:50}}