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UI,sans-serif;font-weight:600}h1{letter-spacing:-.6px;margin-bottom:0;font-size:32px}h2{font-size:25px}h3{font-size:13px;font-weight:700}p{line-height:1.75}button{text-align:left}:focus-visible{outline-offset:4px;outline:3px solid #7a9bef}::selection{background:#cfddff}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:10;background:#fff;padding:12px;position:fixed;top:12px;left:20px;transform:translateY(calc(-100% - 24px))}.skip-link:focus{transform:none}.skip-link:not(:focus-visible){clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;padding:0;overflow:hidden}.small{font-size:12px}.muted{color:var(--muted)}.eyebrow{color:var(--muted);text-transform:uppercase;letter-spacing:1.4px;font-size:10px;font-weight:700;display:block}}@layer layout{.app-shell{min-height:100dvh;display:flex}.sidebar{border-right:1px solid var(--line);background:#fff;flex-direction:column;flex:0 0 228px;width:228px;height:100dvh;padding:35px 20px 20px;display:flex;position:sticky;top:0}.main-shell{flex:1;min-width:0}.topbar{border-bottom:1px solid var(--line);background:#fff;justify-content:space-between;align-items:center;gap:20px;height:77px;padding:0 32px;display:flex}.content-grid{grid-template-columns:minmax(0,1fr) 268px;max-width:1500px;margin:0 auto;display:grid}main{min-width:0;padding:36px 36px 20px}.context-panel{border-left:1px solid var(--line);background:#fcfdff;min-height:calc(100dvh - 118px);padding:37px 24px}.workspace-heading{justify-content:space-between;align-items:center;gap:20px;margin-bottom:26px;display:flex}.workspace-heading .eyebrow{margin-bottom:7px}.conversation{padding:8px 0 18px}.sidebar-bottom{margin-top:auto}.page-section h1{margin:10px 0 14px}.page-intro{color:var(--muted);max-width:590px;margin-bottom:30px;font-size:14px}}@layer components{.brand{color:var(--ink);align-items:center;gap:11px;font-family:Barlow,sans-serif;font-size:30px;font-weight:600;text-decoration:none;display:flex}.brand-mark{color:#fff;background:var(--blue);border-radius:10px 3px;flex-shrink:0;place-items:center;width:39px;height:42px;font-family:Barlow,sans-serif;font-size:29px;font-weight:600;display:inline-grid}.brand-z{color:var(--blue)}.brand small{color:var(--muted);margin-top:3px;font:9px Manrope,sans-serif;display:block}.sidebar-label{color:var(--muted);margin:48px 11px 13px;font-size:10px}.nav-item{color:#617087;background:0 0;border-radius:7px;align-items:center;gap:12px;width:100%;margin-bottom:7px;padding:13px 12px;font-size:13px;font-weight:600;display:flex}.nav-item:hover{background:#f6f8fb}.nav-item.active{background:var(--light-blue);color:var(--blue)}.nav-indicator{background:var(--blue);border-radius:50%;width:5px;height:5px;margin-left:auto}.project-note{border:1px solid var(--line);border-radius:8px;margin-bottom:28px;padding:17px}.project-note svg{color:var(--blue);margin-bottom:10px;display:block}.project-note strong{font-size:12px}.project-note p{color:var(--muted);margin:6px 0 0;font-size:11px;line-height:1.8}.workspace-label{border-top:1px solid var(--line);align-items:center;gap:10px;padding-top:19px;font-size:12px;font-weight:700;display:flex}.workspace-label small{color:var(--muted);margin-top:4px;font-size:9px;font-weight:400;display:block}.avatar{color:#68768b;background:#eef1f5;border-radius:50%;place-items:center;width:32px;height:32px;font-size:10px;display:grid}.breadcrumb{color:var(--muted);font-size:11px}.breadcrumb span{color:#b0b9c7;margin:0 13px}.breadcrumb strong{color:var(--ink);font-weight:600}.project-select{border:1px solid var(--line);color:#4c5f7a;background:#fff;border-radius:6px;align-items:center;gap:9px;padding:8px 10px;display:flex}.project-select select{background:0 0;border:none;max-width:220px;font-size:11px}.demo-banner{color:#647186;background:#f0f4ff;border-bottom:1px solid #e1e7f4;align-items:center;gap:9px;min-height:41px;padding:9px 32px;font-size:10px;display:flex}.demo-banner strong{color:#395889;font-weight:700}.demo-dot{background:#5076bf;border-radius:50%;width:6px;height:6px}.demo-tag{margin-left:auto;font-size:9px}.button{white-space:nowrap;border-radius:7px;justify-content:center;align-items:center;gap:9px;padding:11px 15px;font-size:11px;font-weight:600;line-height:1.4;text-decoration:none;display:inline-flex}.primary{color:#fff;background:var(--blue);border:1px solid var(--blue)}.primary:hover:not(:disabled){background:#193b92}.secondary{color:#4e5f77;background:#fff;border:1px solid #dce3ed}.secondary:hover{background:#f1f5fc}.text-button{color:var(--blue);background:0 0;align-items:center;gap:10px;padding:6px 0;font-size:11px;font-weight:600;display:inline-flex}.text-button:hover{text-decoration:underline}.icon-button{border:1px solid var(--line);background:#fff;border-radius:6px;padding:8px;display:inline-flex}.profile-tabs{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;display:grid}.profile-tabs button{border:1px solid var(--line);color:var(--muted);background:#fff;border-radius:8px;align-items:center;gap:11px;padding:14px 12px;display:flex;position:relative}.profile-tabs button[aria-pressed=true]{color:var(--blue);background:#f0f4ff;border-color:#91a9df}.profile-tabs button strong{font-size:12px;font-weight:700;display:block}.profile-tabs button small{color:var(--muted);margin-top:4px;font-size:8px;line-height:1.7;display:block}.active-dot{background:var(--blue);border-radius:50%;width:4px;height:4px;position:absolute;top:11px;right:9px}.welcome{text-align:center;flex-direction:column;align-items:center;padding:45px 12px 17px;display:flex}.welcome-mark{width:66px;height:66px;color:var(--blue);background-image:linear-gradient(#dbe5f7 1px,#0000 1px),linear-gradient(90deg,#dbe5f7 1px,#0000 1px);background-position:50%;background-size:11px 11px;border:1px solid #d4dff3;border-radius:13px;place-items:center;margin-bottom:24px;display:grid;position:relative}.welcome-mark>svg{background:#f7f9fc;width:33px;height:33px;padding:2px}.crosshair{background:#f7f9fc;border:2px solid #698ac9;border-radius:1px;width:9px;height:9px;position:absolute;top:-4px;right:-4px}.welcome .eyebrow{color:#78859a;font-size:9px}.welcome h2{letter-spacing:-.8px;margin:13px 0 14px;font-size:clamp(30px,3vw,42px);line-height:1.16}.welcome>p{color:var(--muted);font-size:12px;line-height:1.9}.suggestion{background:#fff;border:1px solid #dfe6f2;border-radius:8px;justify-content:space-between;align-items:center;gap:16px;width:100%;max-width:470px;margin-top:13px;padding:16px 19px;transition:border-color 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0;font-size:9px;line-height:1.7}.context-panel>h2{margin:12px 0 5px;font-size:21px}.context-panel>.small{font-size:10px}.context-rule{background:var(--line);height:1px;margin:24px 0}.context-section-title{justify-content:space-between;align-items:center;margin-bottom:17px;display:flex}.context-section-title h3{margin:0;font-size:11px}.context-section-title>span{width:20px;height:20px;color:var(--muted);background:#edf1f7;border-radius:5px;place-items:center;font-size:10px;display:grid}.context-source{background:0 0;gap:10px;width:100%;padding:9px 0;display:flex}.context-source svg{color:#7a8ead;margin-top:2px}.context-source strong{font-size:10px;font-weight:600;line-height:1.6;display:block}.context-source small{color:var(--muted);margin-top:3px;font-size:9px;line-height:1.6;display:block}.context-source:hover strong{color:var(--blue)}.context-panel>.text-button{margin-top:15px;font-size:10px}.trace-note{background:#f4f7fd;border:1px solid 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18px;font-size:12px;display:block}.user-message>span{color:var(--muted);margin-bottom:4px;font-size:9px;display:block}.answer-card{border:1px solid var(--line);background:#fff;border-radius:10px;padding:22px}.answer-heading{flex-wrap:wrap;align-items:center;gap:9px;margin-bottom:16px;font-size:13px;display:flex}.small-mark{border-radius:6px 2px;width:25px;height:28px;font-size:20px}.badge{border-radius:4px;width:fit-content;padding:5px 7px;font-size:9px;font-weight:600;line-height:1.5;display:inline-block}.answer-heading .badge{margin-left:auto}.success{color:var(--green);background:#edf7f1}.warning{color:var(--amber);background:var(--amber-bg)}.answer-text{font-size:13px;line-height:1.9}.cost-result{border-left:3px solid var(--blue);background:#f3f6fd;border-radius:3px;justify-content:space-between;gap:20px;margin:22px 0;padding:20px;display:flex}.price{color:var(--blue);margin-top:7px;font-family:Barlow,sans-serif;font-size:37px}.price>span{font-size:15px}.cost-scope{color:#566780;flex-direction:column;justify-content:center;gap:7px;font-size:10px;display:flex}.notice{color:var(--amber);background:var(--amber-bg);border-radius:5px;align-items:flex-start;gap:8px;margin-bottom:9px;padding:10px 12px;font-size:11px;line-height:1.75;display:flex}.notice svg{margin-top:2px}.missing-data{margin:20px 0}.missing-data h3{margin-bottom:8px}.missing-data ul,.calculation ul{color:#5b6980;padding-left:19px;font-size:11px;line-height:1.9}.calculation{border:1px solid var(--line);background:#f6f8fc;border-radius:5px;margin-bottom:16px;padding:18px}.calculation code{white-space:pre-wrap;margin-bottom:16px;font-size:14px;display:block}.calculation p{margin:6px 0;font-size:12px}.citation-area{border-top:1px solid var(--line);margin-top:20px;padding-top:17px}.citation-area .eyebrow{font-size:8px}.citation{background:0 0;align-items:center;gap:10px;width:100%;padding:13px 0 2px;display:flex}.citation>svg{color:var(--blue);margin-left:auto}.citation-number{width:24px;height:26px;color:var(--blue);background:#eef3ff;border-radius:4px;flex-shrink:0;place-items:center;font-size:10px;display:grid}.citation strong{font-size:11px;display:block}.citation small{color:var(--muted);margin-top:5px;font-size:9px;line-height:1.7;display:block}.response-meta{color:var(--muted);margin:18px 0 0;font-size:9px}.search-field{border:1px solid var(--line);color:var(--muted);background:#fff;border-radius:7px;align-items:center;gap:12px;margin-bottom:20px;padding:14px;display:flex}.search-field input{background:0 0;border:0;width:100%;min-width:0;font-size:12px}.search-field input:focus{outline-offset:8px}.library-item{border:1px solid var(--line);background:#fff;border-radius:8px;align-items:center;gap:14px;width:100%;margin-bottom:12px;padding:18px;display:flex}.library-item:hover{border-color:#9bb1d9}.file-symbol{width:40px;height:44px;color:var(--blue);background:#edf2fd;border-radius:7px;flex-shrink:0;place-items:center;display:inline-grid}.library-copy{flex:1;min-width:0}.library-copy strong{overflow-wrap:anywhere;font-size:12px}.library-copy small{color:var(--muted);margin-top:7px;font-size:10px;display:block}.library-list+.muted{margin-top:25px}.checkbox-label{align-items:center;gap:8px;margin:25px 0;font-size:12px;display:flex}input[type=checkbox]{accent-color:var(--blue);width:17px;height:17px}.inventory-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;display:grid}.inventory-card{border:1px solid var(--line);background:#fff;border-radius:9px;padding:22px}.inventory-heading{justify-content:space-between;align-items:center;gap:8px;margin-bottom:21px;display:flex}.inventory-card h2{margin-bottom:7px;font-size:21px}.stock-metrics{border-top:1px solid var(--line);border-bottom:1px solid var(--line);gap:30px;margin:20px 0;padding:20px 0;display:flex}.stock-metrics strong{font-family:Barlow,sans-serif;font-size:32px;display:block}.stock-metrics strong small{font-size:17px}.stock-metrics span{color:var(--muted);margin-top:5px;font-size:10px;display:block}.location{align-items:center;gap:8px;font-size:11px;display:flex}.inventory-note{margin-top:24px}.empty-state{background:#fff;border:1px dashed #bfcbdc;border-radius:8px;padding:32px;font-size:13px;line-height:1.9}.loading{color:var(--muted);padding:24px;font-size:13px}.error-message,.error-panel{color:#943c34;background:#fff0ef;border-radius:6px;padding:15px;font-size:12px}.error-panel{margin-bottom:24px}.error-panel h2{font-size:21px}.source-dialog{border:1px solid var(--line);width:min(550px,100vw - 32px);color:var(--ink);border-radius:14px;max-height:85dvh;padding:28px;overflow:auto;box-shadow:0 20px 100px #16264b30}.source-dialog::backdrop{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#172b4c60}.dialog-heading{justify-content:space-between;align-items:center;gap:20px;margin-bottom:18px;display:flex}.source-dialog h2{overflow-wrap:anywhere;margin:16px 0 7px}.source-locator{color:var(--muted);font-size:12px}.source-dialog blockquote{background:#f2f5fc;border-left:3px solid #8da9dd;margin:25px 0;padding:18px;font-size:13px;line-height:1.9}.flexure-diagram{border:1px solid var(--line);background:#fff;border-radius:7px;margin:18px 0;padding:13px}.flexure-diagram svg{width:100%;max-height:235px;display:block}.flexure-diagram figcaption{color:var(--muted);margin-top:10px;font-size:10px;line-height:1.7}.tolerance-result{border-left:3px solid var(--blue);background:#f4f7fd;margin:16px 0;padding:16px}.tolerance-result p{margin:7px 0;font-size:12px}.desktop-quick{background:#f7f9fc;min-height:100dvh}.quick-header{border-bottom:1px solid var(--line);-webkit-user-select:none;user-select:none;background:#fff;justify-content:space-between;align-items:center;height:66px;padding:11px 13px;display:flex}.compact-brand{gap:8px;font-size:24px}.compact-brand .brand-mark{width:31px;height:34px;font-size:23px}.quick-window-actions{gap:6px;display:flex}.quick-window-actions .pinned{color:var(--blue);background:var(--light-blue);border-color:#bdccef}.quick-body{padding:20px 16px 28px}.quick-project{margin:10px 0 12px;display:block}.quick-project select{border:1px solid var(--line);background:#fff;border-radius:6px;width:100%;padding:10px 12px;font-size:11px}.quick-composer{gap:8px;margin-bottom:7px;display:flex}.quick-composer input{border:1px solid #ccd6e6;border-radius:7px;flex:1;min-width:0;padding:12px;font-size:12px}.quick-composer .button{padding:10px 12px}.quick-hint{color:var(--muted);margin-bottom:18px;font-size:9px}.desktop-quick .answer-card{padding:16px}.desktop-quick .answer-text{font-size:11px}.desktop-quick .cost-result{margin:14px 0;padding:13px}.desktop-quick .price{font-size:29px}.desktop-quick .calculation,.desktop-quick .flexure-diagram{padding:12px}.source-details{margin:25px 0;font-size:11px}.source-details>div{border-bottom:1px solid var(--line);grid-template-columns:120px 1fr;gap:10px;padding:10px 0;display:grid}.source-details dt{color:var(--muted)}.source-details dd{margin:0;line-height:1.7}.az-mark{flex:none;display:block}.brand-mark,.compact-brand .brand-mark{width:40px;height:40px;color:inherit;font-size:inherit;background:0 0;border-radius:0}.compact-brand .brand-mark{width:34px;height:34px}.lens-core{width:46%;height:46%;box-shadow:none;background:0 0;border-radius:12px;overflow:hidden}.lens-core .az-mark{width:100%;height:100%}}@layer landing{.landing{--land-night:#071a2e;--land-deep:#0c2944;--land-mint:#50d6c1;--land-sand:#f1ac63;--land-paper:#f3f6f4;--land-white:#fbfdfc;--land-line:#ced9d5;min-height:100dvh;color:var(--land-night);background:var(--land-paper);overflow:hidden}.landing main{max-width:none;padding:0}.landing-header{border-bottom:1px solid #cdd8d4;grid-template-columns:1fr auto 1fr;align-items:center;gap:34px;width:min(1440px,100% - 64px);min-height:86px;margin:0 auto;display:grid}.landing-brand{width:fit-content;color:var(--land-night);letter-spacing:-.4px;align-items:center;gap:11px;font-family:Barlow,sans-serif;font-size:24px;font-weight:600;text-decoration:none;display:inline-flex}.landing-brand small{color:#60716e;letter-spacing:.25px;margin-top:2px;font:8px Manrope,sans-serif;display:block}.landing-brand-axis{width:38px;height:38px;color:var(--land-night);border:1px solid #8ba19c;border-radius:50%;grid-template-columns:1fr 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