.sensor-shell{--sensor-blue:#0964c7;--sensor-blue-dark:#163f75;--sensor-red:#d83a45;--sensor-yellow:#f0c20d;--sensor-ink:#172638;--sensor-muted:#617487;--sensor-line:#2444652e;min-height:100vh;color:var(--sensor-ink);background:linear-gradient(#254c730b 1px,#0000 1px) 0 0/40px 40px,linear-gradient(90deg,#254c730b 1px,#0000 1px) 0 0/40px 40px,linear-gradient(#f8fafc 0%,#edf2f6 58%,#f8fafb 100%);overflow:hidden}.sensor-shell *,.sensor-shell :before,.sensor-shell :after{box-sizing:border-box}.sensor-shell a{color:inherit;text-decoration:none}.sensor-shell button,.sensor-shell input,.sensor-shell select{font:inherit}.sensor-header{z-index:20;border-bottom:1px solid var(--sensor-line);background:#fcfdfeeb;justify-content:space-between;align-items:center;min-height:78px;padding:0 clamp(24px,5vw,76px);display:flex;position:relative;box-shadow:0 8px 30px #2339510f}.sensor-header:after{content:"";background:linear-gradient(90deg, var(--sensor-blue) 0 68%, var(--sensor-red) 68% 84%, var(--sensor-yellow) 84%);width:112px;height:4px;position:absolute;bottom:-1px;left:clamp(24px,5vw,76px)}.sensor-brand{align-items:center;gap:12px;display:flex}.sensor-brand-mark{color:#fff;clip-path:polygon(0 0,calc(100% - 9px) 0,100% 9px,100% 100%,9px 100%,0 calc(100% - 9px));letter-spacing:.08em;background:linear-gradient(145deg,#2277d3 0 62%,#d83a45 62% 78%,#f0c20d 78%);border:1px solid #3a5e81;place-items:center;width:42px;height:42px;font:900 13px/1 ui-monospace,monospace;display:grid;box-shadow:inset -5px -5px #132f4d29,5px 6px #1148851a}.sensor-brand>span:last-child{gap:2px;display:grid}.sensor-brand strong{letter-spacing:.12em;font-size:15px}.sensor-brand small{color:#73869a;letter-spacing:.2em;font:700 7px/1 ui-monospace,monospace}.sensor-header nav{align-items:center;gap:34px;display:flex}.sensor-header nav a{color:#566a7e;font-size:13px;font-weight:700;position:relative}.sensor-header nav a:hover,.sensor-header nav a.is-active{color:var(--sensor-blue)}.sensor-header nav a.is-active:after{content:"";background:var(--sensor-blue);height:2px;position:absolute;bottom:-12px;left:0;right:0}.catalog-hero{grid-template-columns:minmax(0,1.15fr) minmax(330px,.62fr);align-items:center;gap:clamp(48px,7vw,110px);max-width:1440px;min-height:580px;margin:auto;padding:82px clamp(24px,6vw,92px) 72px;display:grid;position:relative}.catalog-hero:before{content:"";border:1px solid #0e5ebb1a;border-radius:50%;width:470px;height:470px;position:absolute;top:90px;left:-80px;box-shadow:0 0 0 52px #0e5ebb06,0 0 0 104px #0e5ebb05}.catalog-intro{z-index:1;position:relative}.sensor-kicker{color:#5b7187;letter-spacing:.19em;align-items:center;gap:10px;font:800 10px/1.3 ui-monospace,monospace;display:flex}.sensor-kicker i{background:var(--sensor-red);border-radius:50%;width:7px;height:7px;box-shadow:0 0 0 4px #d83a451c}.catalog-intro h1{letter-spacing:-.055em;margin:22px 0 25px;font-size:clamp(48px,6.4vw,90px);line-height:.98}.catalog-intro h1 em{color:var(--sensor-blue);font-style:normal}.catalog-intro>p{max-width:680px;color:var(--sensor-muted);margin:0;font-size:17px;line-height:1.9}.catalog-actions{gap:12px;margin-top:34px;display:flex}.sensor-primary,.sensor-secondary{justify-content:center;align-items:center;min-height:50px;padding:0 22px;font-size:13px;font-weight:800;display:inline-flex}.sensor-primary{clip-path:polygon(0 0,calc(100% - 11px) 0,100% 11px,100% 100%,11px 100%,0 calc(100% - 11px));background:linear-gradient(110deg,#075dbd,#1a78d4);gap:22px;box-shadow:0 13px 28px #0a5cbb33;color:#fff!important}.sensor-secondary{border:1px solid var(--sensor-line);color:#3e566d;background:#ffffffb8}.catalog-status{border:1px solid #9caebe;border-top:6px solid var(--sensor-blue);clip-path:polygon(0 0,calc(100% - 28px) 0,100% 28px,100% 100%,22px 100%,0 calc(100% - 22px));background:linear-gradient(145deg,#fffffff7,#e4ebf1f5);padding:34px;position:relative;box-shadow:13px 15px #d5dde4,0 28px 62px #283c522b}.catalog-status:before{content:"";background:linear-gradient(var(--sensor-red) 0 62%, var(--sensor-yellow) 62%);width:6px;height:115px;position:absolute;top:70px;right:0}.status-header{color:#667c90;letter-spacing:.16em;justify-content:space-between;font:800 9px/1 ui-monospace,monospace;display:flex}.status-header i{color:#087451;background:#dff4e8;padding:5px 7px;font-style:normal}.catalog-status>strong{color:#184a82;letter-spacing:-.09em;margin-top:24px;font:900 clamp(70px,8vw,104px)/.9 ui-monospace,monospace;display:block}.catalog-status>p{color:#526b83;margin:12px 0 24px;font-size:13px;font-weight:800}.status-bars{border:1px solid var(--sensor-line);background:#e3e9ee;grid-template-columns:repeat(5,1fr);align-items:end;gap:5px;height:34px;padding:5px;display:grid}.status-bars i{background:#7ca8d3;height:45%;display:block}.status-bars i:nth-child(2){height:72%}.status-bars i:nth-child(3){height:56%}.status-bars i:nth-child(4){background:var(--sensor-blue);height:100%}.status-bars i:nth-child(5){background:var(--sensor-red);height:83%}.catalog-status dl{grid-template-columns:repeat(3,1fr);margin:24px 0 0;display:grid}.catalog-status dl div{border-right:1px solid var(--sensor-line);padding:0 12px}.catalog-status dl div:first-child{padding-left:0}.catalog-status dl div:last-child{border:0}.catalog-status dt{color:#7a8b9d;font-size:9px}.catalog-status dd{color:#233b53;margin:5px 0 0;font:900 17px/1 ui-monospace,monospace}.template-notice{border:1px solid var(--sensor-line);border-left:6px solid var(--sensor-red);background:#ffffffc4;grid-template-columns:auto 1fr auto;align-items:center;gap:28px;max-width:1270px;margin:0 auto 80px;padding:24px 28px;display:grid;box-shadow:0 12px 28px #263a5012}.notice-index{color:var(--sensor-red);letter-spacing:.14em;font:900 10px/1 ui-monospace,monospace}.template-notice strong{color:#24384d}.template-notice p{color:#65788b;margin:0 0 0 8px;font-size:13px;line-height:1.8;display:inline}.template-notice>a{color:var(--sensor-blue);white-space:nowrap;font-size:12px;font-weight:900}.catalog-section,.lesson-section{max-width:1270px;margin:auto;padding:0 24px 100px;scroll-margin-top:88px}.catalog-heading,.lesson-section-title{justify-content:space-between;align-items:end;gap:36px;margin-bottom:32px;display:flex}.catalog-heading>div>span,.lesson-section-title>span{color:#617b93;letter-spacing:.19em;font:800 9px/1 ui-monospace,monospace}.catalog-heading h2,.lesson-section-title h2{letter-spacing:-.04em;margin:9px 0 0;font-size:clamp(30px,4vw,48px)}.catalog-heading>p,.lesson-section-title>p{max-width:560px;color:var(--sensor-muted);margin:0;font-size:13px;line-height:1.8}.catalog-toolbar{border:1px solid var(--sensor-line);box-shadow:inset 5px 0 0 var(--sensor-blue);background:#ffffffb3;grid-template-columns:1fr 250px 210px;gap:12px;padding:14px;display:grid}.catalog-toolbar>label{color:#718397;letter-spacing:.1em;gap:6px;font-size:9px;font-weight:800;display:grid}.catalog-toolbar select,.catalog-search{color:#334c64;background:#f8fafc;border:1px solid #2a4a6a2e;min-height:48px}.catalog-toolbar select{padding:0 13px}.catalog-search{grid-template-columns:auto 1fr;align-items:center;gap:12px;padding:0 16px;display:flex!important}.catalog-search>span{color:var(--sensor-blue);font-size:22px}.catalog-search input{color:#253b51;background:0 0;border:0;outline:0;width:100%}.catalog-search input::placeholder{color:#8a98a7}.catalog-result-line{color:#6d8093;letter-spacing:.12em;align-items:center;gap:12px;margin:24px 0 15px;font:800 9px/1 ui-monospace,monospace;display:flex}.catalog-result-line i{background:var(--sensor-line);flex:1;height:1px}.catalog-result-line p{margin:0}.sensor-card-grid{grid-template-columns:repeat(4,1fr);gap:13px;display:grid}.sensor-index-card{border:1px solid var(--sensor-line);clip-path:polygon(0 0,calc(100% - 15px) 0,100% 15px,100% 100%,14px 100%,0 calc(100% - 14px));background:linear-gradient(145deg,#fff 0 82%,#e6ecf1 82%);flex-direction:column;min-height:325px;padding:20px;display:flex;position:relative;overflow:hidden;box-shadow:0 10px 24px #273b510f}.sensor-index-card:before{content:"";background:#9aabba;width:44px;height:4px;position:absolute;top:0;left:0}.sensor-index-card.is-ready:before{background:linear-gradient(90deg, var(--sensor-blue) 0 70%, var(--sensor-red) 70% 85%, var(--sensor-yellow) 85%);width:94px}.sensor-index-card.is-ready:hover{border-color:#0964c77a;transform:translateY(-5px);box-shadow:0 18px 34px #233a5324}.sensor-card-top{color:#708397;letter-spacing:.1em;justify-content:space-between;font:800 8px/1 ui-monospace,monospace;display:flex}.sensor-card-top i{font-style:normal}.sensor-card-symbol{color:#778a9e;background:linear-gradient(145deg,#f8fafc,#e4eaef);border:1px solid #34537138;place-items:center;width:56px;height:56px;margin:26px 0 18px;font-size:22px;display:grid;box-shadow:inset -5px -5px #2e48610a}.sensor-index-card.is-ready .sensor-card-symbol{color:var(--sensor-blue);border-color:#0964c766}.sensor-index-card h3{color:#21364b;min-height:50px;margin:0;font-size:17px;line-height:1.5}.sensor-index-card>p{color:#748598;margin:8px 0 14px;font-size:11px;line-height:1.6}.sensor-card-tags{flex-wrap:wrap;gap:5px;display:flex}.sensor-card-tags span{color:#667d92;background:#edf2f6;padding:5px 7px;font:800 8px/1 ui-monospace,monospace}.sensor-index-card>code{color:#55728e;text-overflow:ellipsis;white-space:nowrap;margin-top:12px;font:700 9px/1.4 ui-monospace,monospace;display:block;overflow:hidden}.sensor-card-status{border-top:1px solid var(--sensor-line);color:#7a8b9c;align-items:center;gap:7px;margin-top:auto;padding-top:14px;font-size:9px;font-weight:800;display:flex}.sensor-card-status i{background:#9daab5;border-radius:50%;width:6px;height:6px}.sensor-card-status b{margin-left:auto;font-size:15px}.sensor-card-status.is-ready{color:var(--sensor-blue)}.sensor-card-status.is-ready i{background:#19a978;box-shadow:0 0 0 3px #19a9781f}.sensor-card-status.is-ready b{color:var(--sensor-red)}.load-more{min-width:240px;min-height:50px;color:var(--sensor-blue);cursor:pointer;background:#fff;border:1px solid #0964c759;justify-content:space-between;align-items:center;gap:30px;margin:28px auto 0;padding:0 20px;font-size:12px;font-weight:900;display:flex}.load-more span{color:var(--sensor-red);font:900 10px/1 ui-monospace,monospace}.catalog-empty{background:#ffffff8c;border:1px dashed #a8b5c1;align-content:center;place-items:center;gap:12px;min-height:250px;display:grid}.catalog-empty span{color:var(--sensor-red);font:900 10px/1 ui-monospace,monospace}.catalog-empty strong{font-size:22px}.catalog-empty button{border:1px solid var(--sensor-line);cursor:pointer;background:#fff;padding:9px 14px}.sensor-footer{border-top:1px solid var(--sensor-line);color:#6b7f92;background:#ffffff94;justify-content:space-between;align-items:center;gap:20px;min-height:100px;padding:0 clamp(24px,6vw,88px);font-size:11px;display:flex}.sensor-footer>span{color:#355979;letter-spacing:.18em;font:900 9px/1 ui-monospace,monospace}.sensor-footer a{color:var(--sensor-blue);font-weight:900}.tutorial-breadcrumb{color:#718396;align-items:center;gap:10px;max-width:1270px;margin:22px auto 0;padding:0 24px;font-size:10px;display:flex}.tutorial-breadcrumb a{color:var(--sensor-blue);font-weight:800}.tutorial-breadcrumb strong{color:#324c66}.tutorial-hero{grid-template-columns:minmax(0,1.05fr) minmax(390px,.75fr);align-items:center;gap:70px;max-width:1270px;min-height:570px;margin:auto;padding:66px 24px 75px;display:grid;position:relative}.tutorial-hero:after{content:"";background:linear-gradient(90deg, var(--sensor-blue) 0 62%, var(--sensor-red) 62% 72%, var(--sensor-yellow) 72% 79%, #d5dde4 79%);height:5px;position:absolute;bottom:0;left:24px;right:24px}.tutorial-title{z-index:1;position:relative}.tutorial-code{color:#7990a5;letter-spacing:.14em;margin:24px 0 8px;font:800 9px/1 ui-monospace,monospace}.tutorial-title h1{letter-spacing:-.055em;margin:0;font-size:clamp(48px,5.6vw,78px);line-height:1.02}.tutorial-title h1 span{color:var(--sensor-blue);letter-spacing:-.035em;margin-top:12px;font-size:.57em;display:block}.tutorial-title>p:not(.tutorial-code){max-width:700px;color:var(--sensor-muted);margin:24px 0 0;font-size:16px;line-height:1.9}.tutorial-badges{flex-wrap:wrap;gap:7px;margin-top:28px;display:flex}.tutorial-badges span{border:1px solid var(--sensor-line);color:#536c83;background:#ffffffb3;padding:8px 11px;font:800 9px/1 ui-monospace,monospace}.sonar-display{min-height:390px;position:relative}.sonar-screen{border:2px solid #345b7f;border-top:7px solid var(--sensor-blue);clip-path:polygon(0 0,calc(100% - 26px) 0,100% 26px,100% 100%,20px 100%,0 calc(100% - 20px));background:radial-gradient(circle at 50% 105%,#0964c724,#0000 68%),linear-gradient(#27537e14 1px,#0000 1px) 0 0/20px 20px,linear-gradient(90deg,#27537e14 1px,#0000 1px) 0 0/20px 20px,#f8fafb;position:absolute;inset:0 0 70px;overflow:hidden;box-shadow:13px 14px #d4dde5,0 24px 50px #233a5329}.sonar-screen:before{content:"";border:1px solid #0964c740;border-radius:50%;width:360px;height:360px;position:absolute;bottom:-120px;left:50%;transform:translate(-50%)}.sonar-arc{border:1px solid #0964c73d;border-radius:50%;width:270px;height:270px;position:absolute;bottom:-75px;left:50%;transform:translate(-50%)}.sonar-arc.arc-b{width:180px;height:180px;bottom:-30px}.sonar-arc.arc-c{width:90px;height:90px;bottom:15px}.sonar-target{background:var(--sensor-red);border:3px solid #fff;border-radius:50%;width:11px;height:11px;position:absolute;top:32%;left:66%;box-shadow:0 0 0 6px #d83a4529,0 0 20px #d83a456b}.sonar-value{align-items:baseline;gap:8px;display:flex;position:absolute;top:30px;left:30px}.sonar-value strong{color:#174d82;font:900 44px/1 ui-monospace,monospace}.sonar-value small{color:#72899e;font:900 10px/1 ui-monospace,monospace}.sonar-screen>b{color:#16815e;letter-spacing:.16em;font:800 8px/1 ui-monospace,monospace;position:absolute;bottom:22px;right:27px}.module-face{z-index:2;background:linear-gradient(145deg,#fff,#dfe7ed);border:2px solid #365b7c;justify-content:space-around;align-items:center;width:230px;height:94px;display:flex;position:absolute;bottom:34px;left:50%;transform:translate(-50%);box-shadow:9px 10px #314d6721}.module-face i{background:radial-gradient(circle,#8295a6 0 15%,#dfe5ea 16% 42%,#8194a5 43% 47%,#edf1f4 48%);border:7px double #607991;border-radius:50%;width:63px;height:63px;display:block}.module-face span{color:#4e6579;letter-spacing:.15em;font:900 7px/1 ui-monospace,monospace;position:absolute;bottom:5px;left:50%;transform:translate(-50%)}.display-caption{color:#6e8296;letter-spacing:.12em;justify-content:space-between;font:800 8px/1 ui-monospace,monospace;display:flex;position:absolute;bottom:0;left:0;right:0}.lesson-jump{z-index:10;border:1px solid var(--sensor-line);background:#fcfdfef0;max-width:1222px;margin:0 auto 90px;display:flex;position:sticky;top:0;overflow-x:auto;box-shadow:0 10px 26px #253b5214}.lesson-jump a{border-right:1px solid var(--sensor-line);color:#5e7388;text-align:center;flex:1;min-width:max-content;padding:16px 15px;font-size:10px;font-weight:800}.lesson-jump a:hover{color:var(--sensor-blue);background:#eaf2fb}.lesson-section-title{align-items:start}.lesson-section-title>p{margin-top:22px}.overview-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.lesson-panel{border:1px solid var(--sensor-line);background:#ffffffd1;padding:30px;box-shadow:0 12px 28px #273c5212}.lesson-panel h3{margin:0 0 24px;font-size:18px}.objective-panel{border-top:5px solid var(--sensor-blue)}.objective-panel ol{gap:15px;margin:0;padding:0;list-style:none;display:grid}.objective-panel li{color:#50667c;gap:10px;font-size:13px;line-height:1.7;display:flex}.objective-panel li span{color:#13845f;font-weight:900}.materials-panel{border-top:5px solid var(--sensor-red)}.material-list{gap:10px;display:grid}.material-list>div{border-bottom:1px solid var(--sensor-line);align-items:center;gap:15px;padding:11px 0;display:flex}.material-list>div>b{width:34px;height:34px;color:var(--sensor-red);background:#fbe9eb;place-items:center;font:900 12px/1 ui-monospace,monospace;display:grid}.material-list span{gap:3px;display:grid}.material-list strong{color:#30475e;font-size:13px}.material-list small{color:#7a8b9c;font-size:10px}.course-meta{border:1px solid var(--sensor-line);color:#fff;background:#263a4d;grid-template-columns:repeat(3,1fr);margin-top:16px;display:grid}.course-meta div{border-right:1px solid #ffffff21;padding:17px 20px}.course-meta span{color:#9cb0c2;letter-spacing:.12em;font:800 8px/1 ui-monospace,monospace;display:block}.course-meta strong{margin-top:7px;font-size:12px;display:block}.principle-steps{grid-template-columns:repeat(4,1fr);gap:12px;display:grid;position:relative}.principle-steps:before{content:"";background:linear-gradient(90deg, var(--sensor-blue), var(--sensor-red));height:2px;position:absolute;top:31px;left:7%;right:7%}.principle-steps article{border:1px solid var(--sensor-line);background:#fffc;padding:21px;position:relative}.principle-steps article>span{z-index:2;color:#fff;background:var(--sensor-blue);place-items:center;width:23px;height:23px;font:900 8px/1 ui-monospace,monospace;display:grid;position:relative}.principle-steps article:nth-child(3)>span,.principle-steps article:nth-child(4)>span{background:var(--sensor-red)}.principle-steps h3{margin:27px 0 9px;font-size:17px}.principle-steps 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