:root{--bg:#f6f8fc;--white:#fff;--ink:#17243c;--muted:#718099;--line:#e5eaf2;--blue:#2664e6;--blue2:#377cf5;--dark:#101b31;--green:#009f83;--red:#c7525d;--shadow:0 7px 27px rgba(33,56,96,.045);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-synthesis:none;color:var(--ink)}*{box-sizing:border-box}body{margin:0;background:var(--bg);font-size:14px}button,input,textarea,select{font:inherit}button{cursor:pointer}button:disabled{opacity:.42;cursor:not-allowed}a{color:var(--blue);text-decoration:none}input,textarea,select{color:var(--ink);border:1px solid #dce4f0;border-radius:9px;background:#fff;padding:11px 13px;width:100%;outline:none;transition:border .15s,box-shadow .15s}input:focus,textarea:focus,select:focus{border-color:#82abff;box-shadow:0 0 0 3px rgba(38,100,230,.1)}.shell{min-height:100vh;display:flex}.sidebar{position:sticky;top:0;height:100vh;width:258px;min-width:258px;background:var(--dark);color:#d8e4f5;display:flex;flex-direction:column;padding:30px 18px 18px}.brand{display:flex;align-items:center;gap:12px;margin:2px 10px 51px}.brand-mark{background:linear-gradient(130deg,#397ffe,#7769ed);width:40px;height:40px;display:grid;place-items:center;border-radius:11px;font-size:28px;color:white;box-shadow:0 8px 20px #2949a14d}.brand strong{font-size:15px;letter-spacing:-.2px;color:#fff}.brand strong span{font-weight:450;color:#9db2d1}.brand small{display:block;color:#7188ac;font-size:11px;letter-spacing:1px;margin-top:3px}.side-group-label{font-size:10px;letter-spacing:1.6px;font-weight:750;color:#7185a4;padding:0 15px;margin-bottom:15px}.sidebar nav{display:flex;flex-direction:column;gap:6px}.nav{height:44px;display:flex;align-items:center;gap:14px;border:none;border-radius:10px;padding:0 15px;width:100%;background:transparent;color:#a8b8d0;text-align:left;font-weight:560;font-size:13px;transition:.16s}.nav:hover{background:#1d2c49;color:#fff}.nav.active{color:#fff;background:#2b4073;font-weight:720}.nav-ico{display:inline-grid;place-items:center;font-size:19px;min-width:19px;color:#90a8cd}.nav.active .nav-ico{color:#8dbaff}.sidebar-bottom{margin-top:auto}.sidebar-note{display:flex;gap:9px;background:#1a2945;border:1px solid #2b3c5b;border-radius:12px;padding:13px 11px;margin-top:18px}.sidebar-note strong{font-size:11px;color:#d9e6fb}.sidebar-note p{font-size:10px;margin:4px 0 0;color:#90a4c0}.tiny-dot{margin-top:3px;width:8px;height:8px;border-radius:50%;background:#51c9a9;box-shadow:0 0 9px #51c9a966;flex-shrink:0}.sitefoot{color:#7185a5;line-height:1.6;font-size:10px;margin:25px 11px 1px}.sitefoot span{opacity:.82}.main{flex:1;min-width:0}.topbar{height:77px;background:white;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 43px;gap:15px}.breadcrumbs{color:#7b8ba4;font-size:12px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.breadcrumbs span{color:#bec8d7;margin:0 9px}.top-actions{display:flex;align-items:center;gap:27px}.date-text{color:#8b9ab0;font-size:12px}.identity{display:flex;align-items:center;gap:11px;font-size:12px;font-weight:700}.avatar{width:32px;height:32px;background:#e5efff;display:grid;place-items:center;border-radius:50%;color:#3978eb;font-weight:800}.page{max-width:1500px;padding:33px 43px 80px;margin:auto}.hero{background:linear-gradient(110deg,#142645,#17345f 55%,#213f75);border-radius:19px;min-height:240px;padding:32px 41px;color:white;display:flex;position:relative;overflow:hidden;box-shadow:0 15px 28px rgba(16,41,91,.12)}.hero-content{z-index:1;max-width:690px}.eyebrow{font-size:10px;letter-spacing:2px;color:#93b9f5;font-weight:800;margin-bottom:13px}.light-dot{display:inline-block;width:7px;height:7px;background:#43e6bd;border-radius:50%;margin-right:8px}.hero h1{font-size:32px;line-height:1.17;margin:0;font-weight:780;letter-spacing:-.9px}.hero h1 em{font-style:normal;color:#82b5ff}.hero p{color:#bbceeb;max-width:570px;line-height:1.66;font-size:12px;margin:16px 0 21px}.hero-tags{display:flex;flex-wrap:wrap;gap:18px;color:#c0d7f6;font-size:11px}.hero-decoration{position:absolute;right:65px;top:36px;width:220px;height:200px}.signal{border:1px solid #5e8fd74a;border-radius:24px;position:absolute;transform:rotate(-18deg);width:160px;height:160px;left:30px;top:14px}.signal.s2{width:195px;height:195px;left:12px;top:-2px}.signal.s3{width:237px;height:237px;left:-9px;top:-20px}.hero-glyph{font-family:Consolas,monospace;font-size:43px;font-weight:900;position:absolute;left:76px;top:71px;color:#7aaefc}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:17px;margin:23px 0 38px}.stat{background:#fff;border:1px solid var(--line);border-radius:13px;padding:20px 21px;box-shadow:var(--shadow);position:relative;min-height:126px}.stat-icon{position:absolute;right:19px;top:18px;font-size:22px;color:#93b5f1}.stat-label{font-size:11px;color:#72819a;margin-bottom:12px;font-weight:650}.stat-value{font-weight:780;font-size:27px;letter-spacing:-.6px;color:#1c2b47}.stat-sub{color:#97a3b5;font-size:10px;margin-top:7px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin:25px 0 18px}.section-head h1,.section-head h2{font-size:23px;letter-spacing:-.7px;margin:0 0 6px}.section-head p{color:var(--muted);font-size:12px;margin:0;line-height:1.65}.section-label{display:block;font-size:10px;font-weight:850;letter-spacing:1.3px;color:#7692ba;margin-bottom:9px}.searchbox{display:flex;align-items:center;background:white;border:1px solid var(--line);gap:11px;padding:0 14px;border-radius:10px;color:#9aaac2;width:290px;height:41px}.searchbox input{border:0;box-shadow:none!important;padding:8px 0;width:100%;font-size:12px}.filters{display:flex;gap:8px;margin-bottom:20px;flex-wrap:wrap}.filter{border:1px solid var(--line);color:#667894;background:white;border-radius:9px;padding:10px 15px;font-size:11px;font-weight:700}.filter span{margin-left:8px;color:#9ca9bb}.filter.selected{background:var(--blue);border-color:var(--blue);color:white}.filter.selected span{color:#d8e6ff}.lab-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.lab-card{background:white;border:1px solid var(--line);border-radius:14px;padding:20px 22px;display:flex;flex-direction:column;text-align:left;min-height:237px;transition:all .18s;box-shadow:var(--shadow);color:inherit}.lab-card:hover{border-color:#90b8fb;box-shadow:0 12px 25px #2c70d418;transform:translateY(-2px)}.card-top{display:flex;justify-content:space-between;align-items:start;margin-bottom:14px}.lab-icon{width:41px;height:41px;display:grid;place-items:center;background:#e7efff;border-radius:11px;color:var(--blue);font-size:21px}.lab-icon.cyber{background:#ddf7f2;color:#079e84}.lab-icon.virtualizzazione{background:#f0ebfe;color:#8969d9}.card-status{font-size:10px;color:#7488a9}.card-status.completed{color:var(--green)}.module-tag{font-size:10px;color:#4278cb;text-transform:uppercase;font-weight:790;letter-spacing:.65px}.lab-card h3{font-size:15px;line-height:1.4;margin:8px 0 8px;letter-spacing:-.2px}.lab-card p{color:#7a89a0;font-size:11px;line-height:1.55;flex:1;margin:0 0 17px}.card-foot{display:flex;align-items:center;justify-content:space-between;gap:8px;border-top:1px solid #edf0f6;padding-top:13px;color:#8896ab;font-size:10px}.info-banner{margin-top:23px;border-radius:11px;border:1px solid #d6e3fb;background:#eff5ff;padding:16px 19px;display:flex;align-items:center;gap:18px;color:#4f6b99;font-size:11px}.info-banner b{color:#3565b3;white-space:nowrap}.info-banner span{flex:1}.info-banner button{border:0;color:#2559b0;background:none;white-space:nowrap;font-weight:750}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border-radius:9px;border:1px solid transparent;padding:11px 16px;font-size:12px;font-weight:740;white-space:nowrap;line-height:1.15}.btn.primary{background:var(--blue);color:#fff}.btn.primary:hover{background:#1752cd}.btn.outline{background:white;color:#426189;border-color:#d6e0ef}.btn.outline:hover{background:#f5f8fd}.btn.link{background:transparent;color:#426bd4;padding:10px}.btn.sm{padding:8px 11px;font-size:11px}.buttons{display:flex;gap:10px;flex-wrap:wrap}.text-btn{background:none;border:0;color:#4671b9;font-size:12px;font-weight:710;padding:0}.lab-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}.lab-toolbar-right{display:flex;gap:12px;align-items:center}.pill{border-radius:100px;background:#e9eef6;color:#55709a;padding:6px 10px;font-size:10px;font-weight:750;display:inline-block}.pill.green{color:#068c75;background:#ddf6ef}.pill.pale{background:#eef3fb;color:#6882ac}.lab-head{display:flex;align-items:center;justify-content:space-between;gap:25px;margin:0 0 22px}.lab-overline{font-size:10px;font-weight:800;letter-spacing:1px;color:#487bd3;text-transform:uppercase;margin-bottom:8px}.lab-head h1{font-size:25px;letter-spacing:-.8px;margin:0 0 9px}.lab-head p{font-size:12px;color:var(--muted);line-height:1.6;max-width:730px;margin:0}.progress-block{min-width:160px;width:220px}.progress-block strong{font-size:22px}.progress-block span{font-size:11px;color:#8495ad}.progress-block small{color:#93a0b4;font-size:10px;display:block;margin-top:6px}.progress-track{width:100%;height:7px;border-radius:10px;background:#e4eaf4;margin-top:10px;overflow:hidden}.progress-track div{height:100%;background:linear-gradient(90deg,#377af5,#36c0a9);border-radius:10px;transition:.2s}.notice{border:1px solid var(--line);border-radius:9px;padding:11px 14px;margin:15px 0;font-size:11px;line-height:1.6}.notice.subtle{background:#f0f5fc;color:#667e9d;border-color:#dde7f5}.notice.warning{background:#fff6e5;border-color:#f7deb0;color:#8b6423}.work-grid{display:grid;grid-template-columns:minmax(300px,.92fr) minmax(420px,1.2fr);gap:18px;align-items:start}.activity-card,.environment-card,.panel{background:white;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);min-width:0}.activity-title,.env-bar{padding:22px 23px 19px;display:flex;align-items:center;justify-content:space-between;gap:15px;border-bottom:1px solid var(--line)}.activity-title h2,.env-bar h2{font-size:15px;margin:0;letter-spacing:-.25px}.mini-pill{background:#eef4fd;color:#6289bf;border-radius:8px;padding:7px 10px;white-space:nowrap;font-size:10px;font-weight:740}.steps{padding:18px 22px 22px}.step{display:flex;gap:12px;padding:0 0 24px;position:relative}.step:last-child{padding-bottom:0}.step:not(:last-child):before{content:"";position:absolute;top:28px;bottom:1px;width:2px;background:#e6ebf3;left:13px}.step.complete:not(:last-child):before{background:#8ee0d0}.step-marker{width:28px;height:28px;display:grid;place-items:center;border-radius:50%;background:#f0f3f8;border:1px solid #dfe6f1;color:#8498b2;font-weight:800;flex-shrink:0;font-size:11px;z-index:1}.step.current .step-marker{background:#3677ef;color:white;border-color:#3677ef}.step.complete .step-marker{background:#e0f9f1;border-color:#b3e9d7;color:#0d9a7c}.step-body{flex:1;min-width:0}.step-body strong{font-size:12px;font-weight:650;line-height:1.6;display:block;margin:4px 0 0}.step.complete .step-body strong{color:#9aa8ba}.command-suggestion{display:flex;align-items:center;gap:7px;margin:12px 0 7px;max-width:100%;background:#f3f6fc;border:1px solid #e6edf8;border-radius:8px;padding:8px}.command-suggestion code{font-family:Consolas,monospace;font-size:10px;word-break:break-all;flex:1;color:#43618e}.copy-cmd{white-space:nowrap;font-size:9px;color:#3569ba;border:0;background:#e1ecff;padding:7px 8px;border-radius:6px;font-weight:720}.step-actions{display:flex;align-items:center;gap:7px;margin-top:13px;flex-wrap:wrap}.hint{background:#fff9e8;border-left:3px solid #eabd5a;border-radius:5px;color:#896920;font-size:11px;line-height:1.6;padding:11px;margin-top:9px}.feedback{margin:0 22px 22px;border-radius:9px;padding:11px 12px;font-size:11px;line-height:1.5}.feedback.ok{background:#e6faf3;color:#0a8e73}.feedback.warn{background:#fff3e7;color:#b36813}.finish{margin:0 22px 20px;background:#ebfbf4;padding:18px;border-radius:11px;text-align:center}.finish-icon{display:block;color:#04a787;font-size:23px}.finish h3{margin:8px 0;font-size:16px}.finish p{color:#617e72;font-size:12px}.sim-tag{font-size:10px;font-weight:850;color:#087c73;background:#e4f8f1;border-radius:7px;padding:8px;white-space:nowrap}.env-tabs{display:flex;border-bottom:1px solid var(--line);padding:0 21px;gap:22px;overflow-x:auto}.env-tab{background:none;color:#8292a8;font-size:11px;font-weight:730;padding:14px 0;border:0;border-bottom:2px solid transparent;white-space:nowrap}.env-tab.on{color:var(--blue);border-bottom-color:var(--blue)}.env-content{padding:19px}.terminal{background:#101827;border-radius:11px;overflow:hidden;box-shadow:0 7px 24px #141e3220}.terminal-top{display:flex;align-items:center;justify-content:space-between;background:#1c293b;color:#9fb3d4;font-size:10px;padding:12px 15px}.terminal-top>span:last-child{font-size:9px;letter-spacing:1px;color:#7b91af}.terminal-dots{display:flex;gap:5px}.terminal-dots i{width:8px;height:8px;border-radius:50%;display:inline-block;background:#ec6464}.terminal-dots i:nth-child(2){background:#edbf57}.terminal-dots i:nth-child(3){background:#4abc8d}.term-output{height:325px;overflow:auto;color:#bdd3f0;background:#101827;line-height:1.7;margin:0;padding:19px 17px;font:11.2px/1.65 Consolas,"SFMono-Regular",monospace;white-space:pre-wrap;overflow-wrap:anywhere}.term-entry{display:flex;align-items:center;border-top:1px solid #273752;gap:6px;padding:10px 12px;color:#74e6b8;font:10px Consolas,monospace;flex-wrap:wrap}.term-entry input{flex:1;min-width:160px;color:white;background:transparent;border:0;box-shadow:none!important;font-family:Consolas,monospace;padding:6px 3px;font-size:11px}.term-entry button{border:0;background:#25456a;color:#d8e8ff;padding:8px 10px;border-radius:6px;font-size:10px;font-weight:700}.term-help{color:#8393aa;margin-top:12px;font-size:11px;line-height:1.6}.term-help code{background:#eef2f7;color:#2c5683;border-radius:4px;padding:2px 5px}.state-list{display:grid;gap:9px;max-height:500px;overflow:auto}.state-list>div{display:flex;justify-content:space-between;gap:15px;align-items:start;padding:11px;border:1px solid #e6edf7;border-radius:7px;font-size:11px}.state-list code{color:#6d829c;word-break:break-word;text-align:right;font-size:10px;max-width:66%}.gui-panel{min-height:365px}.gui-headline{display:flex;justify-content:space-between;font-size:14px;font-weight:800;margin:0 0 22px;padding:3px 0 14px;border-bottom:1px solid var(--line)}.gui-headline span{color:#8291a6;font-size:10px;font-weight:500}.network-layout{background:#f5f8fc;padding:18px;border-radius:11px}.net-diagram{display:flex;align-items:center;justify-content:space-between;max-width:450px;margin:8px auto 25px;gap:4px}.net-diagram>div{background:white;color:#4f76bf;box-shadow:0 3px 10px #223d6211;border:1px solid #e2eaf7;border-radius:11px;min-width:94px;padding:10px 8px;font-size:23px;text-align:center}.net-diagram>div small{display:block;font-size:9px;color:#8291a9;line-height:1.7}.net-diagram>span{color:#a8bce1;flex:1;text-align:center}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}.field{display:flex;flex-direction:column;gap:7px;color:#697c97;font-size:10px;font-weight:700;margin:0 0 13px}.field input,.field select,.field textarea{font-size:12px;font-weight:500}.field input[readonly]{background:#f2f5fb;color:#7488a0}.field-caption{font-size:11px;color:#8595ad;line-height:1.6;margin-top:13px}.checkline{display:flex;align-items:center;gap:9px;font-size:12px;color:#496380;margin:13px 0;cursor:pointer}.checkline input{width:17px;height:17px;margin:0;accent-color:#3373ec}.service-row{display:flex;align-items:center;justify-content:space-between;padding:18px;background:#f7f9fd;border-radius:10px;margin-bottom:20px;gap:10px}.service-row strong{font-size:13px}.service-row p{font-size:11px;color:#778aa4}.status{display:inline-block;padding:6px 9px;font-size:10px;font-weight:800;border-radius:7px;white-space:nowrap}.status.success{color:#008a6e;background:#dff8ef}.status.danger{color:#b64454;background:#fee7e8}.status.neutral{color:#6e84a2;background:#eef2f7}.disk-item{margin-bottom:21px}.disk-label{font-size:12px;font-weight:780;margin-bottom:8px}.disk-label small{display:block;margin-top:6px;font-size:10px;color:#8a99b1;font-weight:450}.disk-bar{background:#e9edf3;border:1px solid #d5dce8;border-radius:6px;overflow:hidden;padding:2px}.disk-bar>span{display:block;min-height:45px;padding:13px;font-size:11px}.disk-filled{background:#d3e6ff;color:#245a9e;border-top:3px solid #3c82e6}.disk-partition{background:#f5dfff;color:#765499;border-top:3px solid #b16ee9}.disk-empty{background:#f5f6f8;color:#768296;border-top:3px solid #555d70}.vm-list{margin-bottom:17px}.vm-row{display:flex;align-items:center;gap:11px;background:#f4f7fc;padding:13px 12px;border-radius:9px}.vm-icon{font-size:24px;color:#8a69d5}.vm-name{flex:1}.vm-name strong{display:block;font-size:12px}.vm-name small{display:block;margin-top:4px;color:#8394a9;font-size:10px}.vm-properties{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;padding:13px 5px 0}.vm-buttons{margin-bottom:19px;border-bottom:1px solid var(--line);padding-bottom:15px;display:flex;gap:9px;align-items:center;flex-wrap:wrap}.quiz-panel{margin:15px 0;background:#f7f9fe;padding:19px;border-radius:11px;border:1px solid #e9eef7}.quiz-eyebrow{font-size:10px;color:#5282c9;font-weight:800;letter-spacing:1px}.quiz-panel h3{font-size:16px;line-height:1.5;margin:13px 0 19px}.answer{display:flex;align-items:center;gap:12px;border:1px solid #e2e9f2;border-radius:9px;background:white;padding:13px;margin:8px 0;font-size:12px;cursor:pointer}.answer.chosen{border-color:#7eaafa;background:#eef5ff}.answer input{width:16px;height:16px;flex-shrink:0;accent-color:var(--blue)}.facts{margin-bottom:16px;border-radius:10px;border:1px solid #e1e7ee;overflow:hidden}.facts>div{display:flex;align-items:center;justify-content:space-between;padding:10px 13px;gap:10px;font-size:11px}.facts>div:not(:last-child){border-bottom:1px solid #edf1f6}.facts span{color:#8493a7}.packet-table,.data-table{border-collapse:collapse;min-width:550px;width:100%;font-size:11px;text-align:left}.packet-table th,.data-table th{background:#f7f9fd;color:#8394ae;font-weight:750;font-size:10px;padding:12px}.packet-table td,.data-table td{padding:11px 12px;border-top:1px solid #edf1f6}.packet-table tbody tr:nth-child(even){background:#f9fbff}.table-scroll{overflow:auto}.alert-list{margin-bottom:18px}.alert-row{display:flex;align-items:center;gap:11px;border:1px solid #e5eaf3;border-radius:8px;padding:12px;margin-bottom:8px}.alert-severity{background:#fdebe4;color:#c65d41;font-weight:850;font-size:9px;padding:5px;border-radius:5px}.alert-row>div{flex:1}.alert-row strong{display:block;font-size:11px;line-height:1.5}.alert-row small{color:#8999af;font-size:10px}.action-stack{display:flex;gap:9px;flex-wrap:wrap}.option-panel{padding:15px;background:#f6f8fc;border-radius:9px;margin:12px 0 22px}.option-panel h3{font-size:14px}.option-panel p{font-size:12px;color:#8291a7;line-height:1.6}.status-line{padding-top:12px;color:#627d94;font-size:11px}.blank-gui{text-align:center;color:#8394b0;padding:35px 20px}.blank-gui h3{color:#233754}.large-icon{font-size:50px;color:#a1b9db}.lab-bottom{display:flex;justify-content:space-between;color:#a1acbe;font-size:10px;padding:20px 2px}.panel{padding:22px;margin-bottom:16px}.panel h2{font-size:16px;margin:0 0 16px}.panel>p{color:#7b8ca4;line-height:1.7;font-size:12px}.panel-top{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:12px;margin-bottom:14px}.panel-top h2{margin:0}.panel-top span{color:#8c9ab0;font-size:11px}.bar-small{display:inline-block;width:54px;background:#e7edf6;height:6px;border-radius:7px;overflow:hidden;margin-right:6px}.bar-small i{height:100%;display:block;background:#3d7feb;border-radius:7px}.empty-td{text-align:center;padding:40px!important;color:#91a0b4}.dash-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(260px,1fr);gap:17px}.teacher-actions{display:grid;gap:9px}.quick-action{display:block;width:100%;border:1px solid #e5ebf4;border-radius:9px;background:#f8faff;padding:15px;text-align:left;color:#395371}.quick-action:hover{background:#eef5ff;border-color:#b5d2f8}.quick-action b{font-size:12px;display:block}.quick-action small{display:block;color:#8497ae;margin-top:6px;line-height:1.5}.editor-layout{display:grid;grid-template-columns:330px minmax(0,1fr);gap:19px}.edit-list,.edit-detail{max-height:850px;overflow-y:auto}.edit-list h3{margin:0 0 14px}.edit-search{margin-bottom:13px}.edit-items{display:grid;gap:6px}.edit-row{display:flex;align-items:center;gap:7px;justify-content:space-between;border:1px solid #e7ecf5;border-radius:9px;padding:10px;margin-bottom:3px}.edit-row.chosen{border-color:#aac7f9;background:#f1f6ff}.edit-row strong{font-size:11px;display:block;line-height:1.4}.edit-row small{font-size:9px;color:#96a2b2;display:block;margin-top:6px}.edit-buttons{display:flex;flex-shrink:0}.edit-buttons button{border:none;background:transparent;padding:7px;color:#5f84be}.editor-fields{margin-bottom:10px}.editor-label{color:#6a7d95;font-size:11px;font-weight:750;margin:15px 0 8px}.code-editor{border:1px solid #dce5f0;border-radius:9px;overflow:hidden}.CodeMirror{font-family:Consolas,monospace!important;font-size:11.5px!important;line-height:1.55!important}.editor-foot{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:16px 0 0}.editor-foot span{color:#8290a3;font-size:11px}.empty-editor{text-align:center;color:#97a5b7;padding:120px 20px}.empty-editor div{font-size:56px;color:#8ca8d4}.empty-editor h2{margin:15px 0;color:#314360}.resource-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px;margin:27px 0}.resource-card{border:1px solid var(--line);border-radius:12px;background:white;padding:22px;min-height:195px}.resource-icon{font-size:21px;color:#5786d3}.resource-card h3{font-size:14px;margin:13px 0 11px}.resource-card p{font-size:11px;color:#8291a5;line-height:1.6}.resource-route{background:#f1f6fe;padding:10px;border-radius:8px;font-size:11px;color:#4e77ad;margin-top:14px}.external-links{display:flex;gap:12px;flex-wrap:wrap}.external-links a{padding:11px 14px;background:#f0f5fe;border-radius:8px;font-size:12px;font-weight:650}.settings-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:19px;margin-top:27px}.settings-grid .panel{margin:0}.settings-grid .panel>p{margin:14px 0}.settings-grid .buttons{margin-top:15px}.empty{background:#fff;border:1px solid var(--line);border-radius:11px;padding:35px;color:#8797aa}.toast{position:fixed;bottom:24px;right:25px;background:#112a45;color:#dffaf2;max-width:390px;border-radius:10px;box-shadow:0 20px 50px #14243c4d;padding:16px 20px;font-size:12px;z-index:500}.toast.error{background:#833645;color:#fff}@media(max-width:1270px){.sidebar{width:220px;min-width:220px}.page{padding:27px}.topbar{padding:0 27px}.lab-grid{grid-template-columns:repeat(2,1fr)}.hero-decoration{opacity:.4;right:14px}.work-grid{grid-template-columns:1fr}.terminal .term-output{height:250px}.resource-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:900px){.sidebar{width:65px;min-width:65px;padding:23px 8px}.brand{margin:0 4px 38px}.brand>div,.side-group-label,.nav span:not(.nav-ico),.sidebar-note,.sitefoot{display:none}.nav{padding:0;justify-content:center}.nav-ico{font-size:22px}.sidebar nav{gap:8px}.topbar{height:61px}.stats{grid-template-columns:repeat(2,1fr)}.dash-grid,.settings-grid,.editor-layout{grid-template-columns:1fr}.edit-list{max-height:330px}}@media(max-width:620px){.page{padding:18px 14px 60px}.topbar{padding:0 14px}.date-text{display:none}.breadcrumbs{max-width:180px}.hero{padding:29px 21px;min-height:240px}.hero h1{font-size:26px}.hero-tags{gap:10px}.hero-decoration{display:none}.lab-grid,.resource-grid{grid-template-columns:1fr}.stats{gap:9px}.stat{min-height:110px;padding:15px}.stat-value{font-size:22px}.section-head{align-items:stretch;flex-direction:column}.searchbox{width:100%}.lab-head{flex-direction:column;align-items:stretch}.progress-block{width:100%}.work-grid{display:block}.activity-card{margin-bottom:17px}.env-bar{padding:16px}.env-content{padding:12px}.form-grid,.vm-properties{grid-template-columns:1fr}.lab-toolbar-right .pill{display:none}.lab-bottom{flex-direction:column;gap:10px}.net-diagram>div{min-width:67px;font-size:18px}.editor-foot{flex-direction:column;align-items:stretch}.activity-title{padding:18px}.steps{padding:15px}.sidebar{width:52px;min-width:52px}.brand-mark{width:35px;height:35px}.brand{margin:0 0 32px}.term-output{font-size:10px}.terminal-top{padding:11px}}

.term-output{height:325px;overflow:auto}.term-output .xterm{padding:13px 10px;background:#101827}.term-output .xterm-viewport{background:#101827!important}.term-output pre{padding:0;margin:0;font-family:Consolas,monospace;white-space:pre-wrap}.term-output .xterm-screen{margin:0 auto}@media(max-width:900px){.term-output{height:290px}}
.visual-step-editor{display:grid;gap:11px;padding:3px 0 15px}.edit-step{background:#f7f9fd;border:1px solid #e4eaf3;padding:14px;border-radius:9px}.edit-step-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.edit-step-title strong{color:#4b6b99;font-size:11px}.edit-step .field{margin-bottom:9px}.edit-step .field input,.edit-step .field textarea{background:#fff;padding:9px 11px}

.python-code{width:100%;min-height:200px;resize:vertical;font:12px/1.6 Consolas,monospace;background:#131e30;color:#d1e6ff;border:1px solid #263957;padding:15px;border-radius:9px;margin:11px 0}.python-code:focus{border-color:#498aff}.python-output{min-height:86px;background:#f1f6fe;border:1px solid #dce7f7;border-radius:8px;padding:15px;color:#33547b;line-height:1.6;white-space:pre-wrap;overflow:auto;font:12px/1.6 Consolas,monospace}