@charset "UTF-8";
:root{--bg:#f5f7ff;--paper:#fff;--ink:#172554;--muted:#52627a;--green:#2563eb;--mint:#a5f3fc;--line:#dce4f5;--lavender:#ede9fe;--peach:#ffedd5;--radius:18px;font-family:Inter,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--bg);font-size:15px;line-height:1.55;font-synthesis:none}
*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:disabled{cursor:default;opacity:.55}button,a{touch-action:manipulation}svg{vertical-align:middle;flex-shrink:0}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.15;letter-spacing:-.035em}h1{font-size:clamp(2rem,3vw,3.3rem);font-weight:650;margin-bottom:18px}h2{font-size:1.6rem;font-weight:650}h3{font-size:1.18rem;font-weight:650}p{margin-bottom:1rem}button{border:0}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #5b7bb6;outline-offset:4px}::selection{background:var(--mint);color:var(--green)}[tabindex="-1"]:focus{outline:0}.skip{position:fixed;left:260px;top:-80px;z-index:100;background:var(--green);color:white;padding:12px 20px;border-radius:8px}.skip:focus{top:12px}
.sidebar{position:fixed;inset:0 auto 0 0;width:234px;background:#fcfdf9;border-right:1px solid var(--line);padding:31px 20px 22px;z-index:20;display:flex;flex-direction:column;overflow-y:auto}.brand{display:flex;align-items:center;gap:12px;margin:0 8px 30px;font-size:29px;font-weight:800;letter-spacing:-1.5px;line-height:1.05}.brand-light{font-weight:400}.brand-symbol{width:43px;height:43px;border-radius:12px;background:var(--green);display:grid;place-items:center;color:var(--mint)}.brand small{display:block;font:8px/1.6 ui-monospace,monospace;letter-spacing:1.5px;margin-top:7px}.sidebar-course{font-size:10px;line-height:1.6;background:#f0f3eb;padding:12px 10px;border-radius:9px;margin-bottom:29px;display:flex;align-items:center;flex-wrap:wrap;gap:6px}.tiny-square{width:5px;height:5px;background:#547b48}.sidebar-course .mini{margin-left:12px;font-size:9px;color:#73816c}.nav-caption{font:9px/1.5 ui-monospace,monospace;font-weight:600;letter-spacing:1.9px;color:#7b857e;margin:0 12px 12px}.nav-caption:not(:first-child){margin-top:30px}.nav-link{display:flex;align-items:center;gap:12px;min-height:46px;padding:10px 12px;border-radius:9px;margin:3px 0;font-size:12px;color:#65716a;transition:background .15s,color .15s}.nav-link:hover{background:#edf1e9;color:var(--green)}.nav-link.active{background:#e7efdc;color:var(--green);font-weight:650}.nav-link svg{width:18px}.nav-count{margin-left:auto;font:10px ui-monospace,monospace;border:1px solid #d9e0d2;border-radius:4px;padding:0 5px}.new-dot{margin-left:auto;width:6px;height:6px;border-radius:50%;background:#89ab6c}.sidebar-bottom{margin-top:auto;padding:55px 10px 0}.progress-label{display:flex;justify-content:space-between;font-size:11px;margin-bottom:10px}.progress-label strong{font-size:11px;font-weight:600}.progress-track{height:5px;overflow:hidden;background:#e9ede5;border-radius:4px}.progress-track>span{display:block;background:#6c9250;height:100%;border-radius:4px;transition:width .2s}.sidebar-bottom>p{font-size:10px;color:var(--muted);margin:9px 0 23px}.privacy-note{display:flex;gap:9px;border-top:1px solid var(--line);padding-top:18px;font-size:9px;line-height:1.7;color:#7a847d}.privacy-note svg{margin-top:4px}
.shell{margin-left:234px}.topbar{min-height:77px;border-bottom:1px solid var(--line);padding:0 42px;display:flex;align-items:center;justify-content:space-between;gap:20px;background:rgba(252,253,249,.8)}.breadcrumb{font:9px ui-monospace,monospace;letter-spacing:1.15px;color:#8a918b;display:flex;gap:15px;align-items:center}.breadcrumb strong{font:11px Inter,"Segoe UI",Arial,sans-serif;letter-spacing:0;color:#5d6d62;font-weight:400}.breadcrumb>span{color:#c4cbc1}.top-actions{display:flex;align-items:center;gap:19px;white-space:nowrap}.course-tag{border:1px solid #d8dfd2;padding:4px 9px;border-radius:5px;font:9px ui-monospace,monospace;color:#596e4f}.icon-button{width:36px;min-height:36px;border:1px solid var(--line);border-radius:8px;background:transparent;font-size:14px}.teacher-link{font-size:10px;color:#647565}.teacher-link span{margin-left:7px}.mobile-menu{display:none}main{max-width:1520px;margin:0 auto;padding:42px 42px 38px;min-height:calc(100vh - 149px)}.footer{border-top:1px solid var(--line);margin:0 42px;padding:22px 0;display:flex;justify-content:space-between;gap:15px;color:#8b938b;font-size:9px}.dot{padding:0 7px}
.eyebrow{font:10px/1.5 ui-monospace,SFMono-Regular,monospace;font-weight:500;letter-spacing:1.9px;color:#748167;display:flex;align-items:center;gap:9px;margin-bottom:15px}.live-dot{display:inline-block;width:6px;height:6px;background:#71914f;border-radius:50%;flex-shrink:0}.home-intro{display:flex;justify-content:space-between;align-items:center;margin-bottom:29px}.home-intro h1{font-size:clamp(2rem,3.1vw,3.2rem);line-height:1.08;margin-bottom:15px;letter-spacing:-.045em}.home-intro>div>p:last-child{color:#748074;font-size:12px;line-height:1.8;margin:0}.edition{font:8px/1.9 ui-monospace,monospace;letter-spacing:1.7px;text-align:right;color:#939a8a;align-self:flex-end;margin-bottom:8px}.edition strong{font:11px/1.9 Inter,"Segoe UI",Arial,sans-serif;letter-spacing:0;font-weight:400;color:#68775f}
.hero{display:grid;grid-template-columns:1fr 1.2fr;background:var(--green);border-radius:21px;overflow:hidden;min-height:360px;position:relative;color:#f2f5e9}.hero-copy{padding:36px 0 27px 37px;z-index:1}.hero-tag{font:8px ui-monospace,monospace;border:1px solid #57705b;border-radius:4px;padding:6px 9px;letter-spacing:1.8px;color:#c6d6ae;display:inline-block;margin-bottom:22px}.hero h2{font-size:clamp(2.2rem,3.8vw,4.1rem);line-height:1.05;letter-spacing:-.055em;margin-bottom:18px}.hero h2>span{color:#cceca6}.hero-copy>p{font-size:12px;color:#bfd0be;line-height:1.8;max-width:310px;margin-bottom:25px}.button{display:inline-flex;justify-content:center;align-items:center;gap:12px;min-height:44px;border-radius:8px;padding:12px 19px;border:1px solid transparent;font-size:12px;font-weight:600;line-height:1.35;transition:background .15s,transform .15s}.button:hover:not(:disabled){transform:translateY(-1px)}.primary{background:var(--green);color:#fff}.primary:hover:not(:disabled){background:#2b5844}.hero .primary{background:var(--mint);color:var(--green);padding:13px 18px}.hero .primary:hover{background:#e7facb}.secondary{background:#fff;border-color:#d9e2d4;color:var(--green)}.secondary:hover:not(:disabled){background:#eff4e9}.danger{background:#8f3434;color:#fff}.hero-meta{display:flex;gap:20px;margin-top:25px;font-size:9px;color:#aabd9f}.hero-meta>span{display:flex;align-items:center;gap:6px}.hero-art{display:flex;align-items:center;justify-content:center;position:relative;min-width:0}.computer-art{width:115%;max-width:660px;overflow:visible;margin-left:-20px;align-self:center}.art-note{position:absolute;bottom:23px;right:26px;font:6px ui-monospace,monospace;letter-spacing:1.2px;color:#a3bb91;display:flex;gap:8px;align-items:center}.art-note .live-dot{background:#c0e78c;width:4px;height:4px}
.quick-stats{display:grid;grid-template-columns:1fr 1.1fr 1fr;border:1px solid var(--line);border-radius:13px;background:#fdfefb;margin:19px 0 36px;padding:18px 0}.quick-stats>div{display:flex;gap:12px;align-items:center;padding:0 24px;position:relative}.quick-stats>div+div{border-left:1px solid var(--line)}.stat-icon{width:41px;height:41px;border-radius:11px;display:grid;place-items:center;flex-shrink:0}.mint{background:#eaf1df;color:#526b3d}.lavender{background:var(--lavender);color:#776291}.peach{background:var(--peach);color:#a07553}.quick-stats p{margin:0}.quick-stats strong{display:block;font-size:12px;font-weight:600;letter-spacing:-.2px}.quick-stats strong small{font-size:11px;font-weight:400}.quick-stats p>span{font-size:9px;color:#899080;display:block;margin-top:3px}.stat-link{margin-left:auto}.stat-link svg{width:15px}.section-heading{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-bottom:20px}.section-heading .eyebrow{font-size:8px;margin-bottom:8px}.section-heading h2{font-size:21px;margin:0}.text-link{display:inline-flex;align-items:center;gap:9px;font-size:11px;font-weight:500;color:#526d3d}.text-link:hover{text-decoration:underline;text-underline-offset:4px}.path-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.path-card{background:#fff;border:1px solid var(--line);border-radius:13px;padding:22px 20px 0;display:flex;flex-direction:column;transition:transform .2s,border-color .2s}.path-card:hover{transform:translateY(-4px);border-color:#9eb78a}.path-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.card-icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:#eff4e8;color:#5d7546}.software .card-icon{background:#f0ebfa;color:#8c70a8}.lab .card-icon{background:#fbf0e5;color:#ad855e}.small-label{font:7px ui-monospace,monospace;letter-spacing:1.4px;color:#89907f}.path-card h3{font-size:18px;letter-spacing:-.5px;margin-bottom:10px}.path-card p{font-size:11px;color:#7a8375;line-height:1.8;margin-bottom:23px}.card-bottom{margin-top:auto;border-top:1px solid #ebeee6;padding:16px 0;display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:9px;color:#829073}.card-bottom svg{color:#738763}.tip-strip{display:flex;gap:16px;align-items:center;border:1px dashed #d7dfcb;border-radius:11px;margin-top:24px;padding:16px 20px;background:#f1f4e9}.tip-icon{color:#6c7a54}.tip-strip p{margin:0;font-size:10px;line-height:1.8;color:#7a856b}.tip-strip strong{display:block;color:#526344;font-size:10px;font-weight:600;margin-bottom:1px}.tip-strip>a{margin-left:auto;color:#879570}
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.notice{display:flex;gap:13px;align-items:flex-start;background:#edf2e3;border:1px solid #dfe7d1;border-radius:12px;padding:18px 22px;margin-bottom:28px;color:#687b4e;font-size:12px;line-height:1.8}.notice>svg{margin-top:3px}.notice p{margin:0}.lab-layout{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(255px,1fr);gap:26px}.assembly-stage{background:#fff;border:1px solid var(--line);border-radius:17px;padding:24px;align-self:start;overflow:hidden}.stage-toolbar{display:flex;justify-content:space-between;gap:15px;font:8px ui-monospace,monospace;letter-spacing:1.4px;color:#8b977c}.stage-toolbar>span:first-child{display:flex;gap:7px;align-items:center}.assembly-board{width:100%;height:auto;margin:20px 0 8px}.board-part rect{fill:#244c41;stroke:#81917a;stroke-dasharray:4 3}.board-part text{fill:#a5baa2;font:10px ui-monospace,monospace}.board-part.installed rect{fill:#d1e6ac;stroke:#e0f4b9;stroke-dasharray:none}.board-part.installed text{fill:#23452f}.stage-caption{text-align:center}.stage-caption>span{display:block;font:7px ui-monospace,monospace;letter-spacing:1.6px;color:#8e9a82;margin-bottom:10px}.stage-caption strong{font-size:12px}.assembly-controls{display:flex;flex-wrap:wrap;gap:9px;align-items:center;margin-top:25px;justify-content:center}.assembly-controls .button{font-size:10px;padding:10px 12px}.text-button{font-size:11px;background:none;color:#7c826e;text-decoration:underline;text-underline-offset:4px;min-height:44px;padding:10px}.inventory .section-heading{margin-bottom:8px}.inventory h2{font-size:21px}.component{display:flex;align-items:center;gap:12px;width:100%;background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 13px;margin:9px 0;text-align:left;transition:background .15s}.component:hover:not(:disabled){background:#f0f6e8;border-color:#a2b88a}.component.done{background:#ecf3e4;opacity:1;border-color:#cfddbd}.component-icon{background:#f2f5ec;border-radius:9px;width:38px;height:38px;display:grid;place-items:center;color:#748b60}.component strong{display:block;font-size:12px;font-weight:600}.component small{display:block;font-size:9px;color:#859179;margin-top:4px}.component-plus{margin-left:auto;color:#7b915f;font-size:20px;font-weight:300}.inventory-note{font-size:10px;color:#85917b;line-height:1.8;margin-top:15px}.boot-screen{margin-top:26px;padding:23px;background:#f2f6eb;border-radius:11px}.boot-step{display:flex;gap:10px;padding:14px 0;border-bottom:1px solid #dce7d0}.boot-step>span{color:#7d9b57}.boot-step h3{font-size:14px;line-height:1.4;margin-bottom:7px}.boot-step p{font-size:11px;line-height:1.9;color:#738260;margin:0}.boot-screen>.button{margin-top:17px}.boot-ready{padding-top:20px;font-size:13px}.boot-ready p{margin-top:10px;font-size:12px}
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.mission-action{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid #bfd0ad;border-radius:9px;background:#183f38;color:#ecf6e5;min-height:44px;padding:11px 17px;font-size:12px;font-weight:600;line-height:1.5;cursor:pointer;transition:transform .15s,background .15s}.mission-action:hover:not(:disabled){background:#315d42;transform:translateY(-1px)}.mission-action:disabled{opacity:.5;cursor:default}.mission-run-row{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-top:23px}.mission-lamp{display:flex;align-items:center;gap:9px;font:11px/1.6 ui-monospace,monospace;color:#6a765f}.mission-lamp i{width:9px;height:9px;border-radius:50%;background:#9ba492;box-shadow:0 0 0 4px #9ba49217}.mission-lamp-on i{background:#6a9b3c;box-shadow:0 0 0 5px #bfe19848;animation:mission-pulse 1s ease-in-out 3}.mission-counter{font-size:11px;line-height:1.7;color:#5b6d50}.mission-feedback{display:flex;align-items:flex-start;gap:13px;border-top:1px solid #e0e8d8;border-bottom:1px solid #e0e8d8;background:#f0f4e9;padding:19px 28px;min-height:91px}.mission-feedback>span{font-size:23px;line-height:1.4;color:#597c3b}.mission-feedback strong{font-size:13px;display:block;margin-bottom:5px}.mission-feedback p{font-size:12px;line-height:1.8;color:#536b44;margin:0}.mission-feedback-win{background:#dcf0bb;color:#365025}.mission-feedback-win>span{color:#3d7025}.mission-feedback-win p{color:#36582a}.mission-complete .mission-header-badge{background:#4e7637}.mission-footer{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:16px 28px;background:#fcfdf9}.mission-footer>span{font-size:10px;line-height:1.8;color:#5d6f52;max-width:400px}.mission-footer>div{display:flex;gap:7px;flex-shrink:0}.mission-footer .mission-action{font-size:10px;padding:8px 12px;min-height:37px;background:#fff;border-color:#cddac3;color:#536d44}.mission-shell button:focus-visible,.mission-shell textarea:focus-visible{outline:3px solid #6d64b6;outline-offset:4px}.mission-shell [tabindex="-1"]:focus{outline:2px solid #87a563;outline-offset:3px}
.mission-scene-board .mission-destinations{background-color:#244b40;background-image:linear-gradient(90deg,transparent 48%,#42694f 48%,#42694f 49%,transparent 49%),linear-gradient(0deg,transparent 48%,#42694f 48%,#42694f 49%,transparent 49%);background-size:33px 33px;border:6px solid #19392f;padding:22px;position:relative;box-shadow:inset 0 0 0 2px #76906d}.mission-scene-board .mission-target{background:#274d3d;border-color:#91a87b;color:#eef5df;min-height:128px}.mission-scene-board .mission-target>small{color:#d3e3c2}.mission-scene-board .mission-socket{color:#d5e9b6;border-color:#9bae82;background:#193a2c;width:45px;min-height:43px}.mission-scene-board .mission-filled{background:#d1e5b3;color:#25422a}.mission-scene-board .mission-filled small{color:#3f5b31}.mission-scene-flow .mission-destinations{grid-template-columns:1fr 1fr}.mission-scene-flow .mission-target:nth-child(1){border-color:#9a8bc0;background:#f0ebfa}.mission-scene-flow .mission-target:nth-child(2){border-color:#7a9b54;background:#edf5e4}.mission-scene-flow .mission-target:nth-child(3){border-color:#bd976b;background:#fbf0e0}.mission-scene-flow .mission-target:nth-child(4){border-color:#6a9eae;background:#e8f4f6}.mission-scene-power .mission-destinations{background:#233e35;border:6px solid #153128;box-shadow:0 8px 0 #a7b39b}.mission-scene-power .mission-target{background:#ecf2df}.mission-scene-ports .mission-destinations{background:#d2d6c9;border:6px solid #6c7e69;box-shadow:inset 0 0 0 3px #b2bba7}.mission-scene-ports .mission-socket{width:46px;border-radius:3px;background:#1a332b;color:#d6e6bf;border-color:#4b6951}.mission-scene-ports .mission-target:nth-child(2) .mission-socket{clip-path:polygon(0 0,100% 0,85% 100%,15% 100%)}.mission-scene-ports .mission-target:nth-child(4) .mission-socket{width:30px;border-radius:50%}.mission-scene-files .mission-target{border-radius:0 10px 10px 10px;background:#fcf1d5;border-color:#b5965f;position:relative;margin-top:10px}.mission-scene-files .mission-target::before{content:"";position:absolute;top:-10px;left:-2px;width:48%;height:12px;border:2px dashed #b5965f;border-bottom:0;border-radius:8px 8px 0 0;background:#ead59c}.mission-scene-files .mission-filled::before{border-style:solid}.mission-scene-network .mission-destinations{grid-template-columns:1fr;background:#e8eff3;border-color:#a8bdc8;position:relative}.mission-scene-network .mission-target{min-height:88px;display:grid;grid-template-columns:32px 1fr;border-color:#82a3b2}.mission-scene-network .mission-target strong,.mission-scene-network .mission-target small{grid-column:2}.mission-scene-network .mission-target .mission-socket{grid-row:1/3}.mission-scene-network .mission-connection{grid-column:1/-1}.mission-scene-network.mission-running .mission-connection{animation:mission-packet 1.4s ease-in-out 3}.mission-scene-boot .mission-destinations{grid-template-columns:1fr;padding:13px;background:#203b35}.mission-scene-boot .mission-target{min-height:64px;display:grid;grid-template-columns:28px 1fr;text-align:left;padding:11px;gap:4px 10px}.mission-scene-boot .mission-socket{min-height:28px;font-size:18px;grid-row:1/3}.mission-scene-boot .mission-connection{grid-column:2}.mission-scene-boot .mission-target>small:empty{display:none}.mission-scene-boot .mission-target:not(.mission-filled){background:#f4f7ee}.mission-running.mission-scene-flow .mission-target{animation:mission-pulse 1s ease-out 2}.mission-running.mission-scene-flow .mission-target:nth-child(2){animation-delay:.2s}.mission-running.mission-scene-flow .mission-target:nth-child(3){animation-delay:.4s}.mission-running.mission-scene-flow .mission-target:nth-child(4){animation-delay:.6s}
.mission-cpu{display:grid;grid-template-columns:1fr 1.4fr .8fr;gap:15px;align-items:center}.mission-memory-bank{padding:17px;border-radius:13px;background:#f0ecf8;border:1px solid #cfc2e2}.mission-memory-bank>div{display:flex;gap:10px;align-items:center;padding:12px 8px;border:1px solid transparent;border-radius:6px;margin-top:7px}.mission-memory-bank small{font:9px ui-monospace,monospace;color:#6d6186}.mission-memory-bank code{font-size:12px;color:#54486e}.mission-memory-bank .mission-instruction-active{background:#fff;border-color:#b9a3d3}.mission-processor{padding:20px 17px;border:8px solid #30533f;background:#183d31;border-radius:14px;box-shadow:0 0 0 4px #c3d2ad;position:relative}.mission-chip-label{color:#d5e6b9;font:18px ui-monospace,monospace;letter-spacing:3px}.mission-cycle{display:flex;justify-content:space-between;gap:9px;margin:20px 0}.mission-cycle>span{display:flex;align-items:center;justify-content:center;width:33px;height:33px;border:1px solid #819770;border-radius:50%;font-size:12px;color:#b6c99e;position:relative}.mission-cycle small{position:absolute;top:39px;font:6px ui-monospace,monospace;letter-spacing:.3px;color:#d9e7c6}.mission-cycle .mission-current{background:#dbf18a;color:#26412c;border-color:#e5f5ae;box-shadow:0 0 0 4px #d7f26420}.mission-register{margin-top:40px;background:#0e2c23;padding:14px;border-radius:8px;color:#d6efad;text-align:center}.mission-register>span{display:block;font:8px ui-monospace,monospace;letter-spacing:1.4px}.mission-register>strong{display:block;font:37px/1.3 ui-monospace,monospace}.mission-output{display:flex;flex-direction:column;gap:10px;text-align:center;background:#edf3e4;padding:21px 14px;border:1px solid #d1dfbe;border-radius:12px}.mission-output .mission-scene-label{font-size:8px;letter-spacing:1px}.mission-output>strong{font:42px ui-monospace,monospace;color:#5d7d3b}.mission-output small{font-size:10px;color:#577046}
.mission-cooling{display:grid;grid-template-columns:1.2fr 1fr;gap:23px;align-items:center}.mission-case{position:relative;min-height:275px;background:#233e34;border:7px solid #82917a;border-radius:15px;padding:30px 25px;overflow:hidden}.mission-air{color:#89997b;text-align:center;font:33px/1 ui-monospace,monospace;letter-spacing:5px;margin-bottom:22px;text-decoration:line-through}.mission-air-clear{color:#c6e99f;text-decoration:none;animation:mission-airflow 1.5s ease-in-out infinite}.mission-heat-chip{background:#5e4c33;border:4px solid #ba9760;border-radius:8px;padding:14px 12px;color:#f8dfac;position:relative;text-align:center;max-width:160px;margin:auto}.mission-heat-chip>span{font:10px ui-monospace,monospace;letter-spacing:2px}.mission-heat-chip strong{display:block;font:28px/1.5 ui-monospace,monospace}.mission-heat-chip small{font-size:9px;display:block;color:#f4e3c1;line-height:1.5}.mission-fan{position:absolute;right:7px;top:9px;color:#c5d2b3;font:52px/1 sans-serif;text-shadow:0 0 1px #fff;transform-origin:50% 50%}.mission-fan-on .mission-fan{animation:mission-spin 2s linear infinite}.mission-paste{display:block;text-align:center;color:#d6e2bf;font:8px ui-monospace,monospace;letter-spacing:1px;margin-top:16px}.mission-paste.mission-on{color:#d7f264}.mission-switches{display:grid;gap:11px}.mission-switches .mission-action{background:#fff;color:#446136;text-align:left;justify-content:flex-start}.mission-switches .mission-action[aria-pressed="true"]{background:#e0edc9;border-color:#80a05b}
.mission-memory-desktop{display:grid;grid-template-columns:1.5fr 1fr;gap:21px;background:#cddbc4;padding:20px;border-radius:14px;border:1px solid #b2c3a6}.mission-document{border:1px solid #a4b598;border-radius:9px;background:#fff;overflow:hidden;min-width:0}.mission-window-bar{display:flex;gap:8px;align-items:center;background:#f0f4e8;padding:10px 12px;border-bottom:1px solid #d7e0cc}.mission-window-bar>strong{font-size:10px;font-weight:600}.mission-status-dot{display:block;width:8px;height:8px;background:#9caa91;border-radius:50%}.mission-status-dot.mission-on{background:#6a933f;box-shadow:0 0 0 3px #6a933f18}.mission-editor-label{display:block;padding:12px;color:#667857;font-size:10px}.mission-document textarea{display:block;border:0;background:#fff;border-radius:4px;width:100%;min-height:120px;font:14px/1.9 ui-monospace,monospace;color:#2f4931;resize:vertical;margin-top:8px;padding:8px}.mission-document>small{display:block;font-size:9px;color:#60744f;padding:0 12px 12px}.mission-powered-off .mission-document{background:#1e332b;border-color:#1e332b}.mission-powered-off .mission-window-bar{background:#273e32;color:#e0eacc;border-color:#506442}.mission-powered-off textarea{background:#14291f;color:#d5e8b8}.mission-powered-off .mission-document>small{color:#d4e4c0}.mission-drive{align-self:center;text-align:center;min-width:0;display:flex;flex-direction:column;align-items:center;gap:9px;background:#f5f7f0;padding:20px 16px;border-radius:13px;border:3px solid #7b8c67}.mission-drive-symbol{font:40px/1 ui-monospace,monospace;color:#57733f}.mission-drive strong{font:16px ui-monospace,monospace;letter-spacing:2px}.mission-drive>span:not(.mission-drive-symbol){font:8px ui-monospace,monospace;letter-spacing:1px;color:#5b7149}.mission-drive p{font:11px/1.8 ui-monospace,monospace;overflow-wrap:anywhere;color:#4f653f;margin:0;max-width:100%}.mission-drive small{font-size:9px;color:#546e42}.mission-controls-wrap{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}.mission-controls-wrap .mission-action{font-size:11px;padding:10px 12px}.mission-goal-steps{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:9px 16px;margin:23px 0 0}.mission-goal-steps li{font-size:10px;line-height:1.8;color:#526b43;display:flex;gap:7px;align-items:center}.mission-goal-steps li::before{content:"○";font-size:15px;color:#7d9567}.mission-goal-steps .mission-step-done::before{content:"✓";color:#426d27}
.mission-pixel-studio{display:flex;justify-content:center;align-items:center;gap:25px;padding:14px 0}.mission-pixel-studio .mission-scene-label{text-align:center;font-size:9px;letter-spacing:1px}.mission-pixel-grid{display:grid;grid-template-columns:repeat(5,40px);gap:5px;background:#183e32;border:8px solid #2e5140;border-radius:10px;box-shadow:0 5px 0 #9cae8c}.mission-pixel-grid>button,.mission-pixel-grid>span{display:block;width:40px;height:40px;min-height:40px;border:1px solid #54725a;border-radius:3px;background:#0f2c23;padding:0;cursor:crosshair}.mission-pixel-grid .mission-pixel-on{background:#d9f060;border-color:#edfc9b;box-shadow:0 0 7px #d9f06040}.mission-reference{grid-template-columns:repeat(5,24px);gap:3px;border-width:6px;align-self:center}.mission-reference>span{width:24px;height:24px;min-height:24px;cursor:default}.mission-pixel-arrow{font:25px ui-monospace,monospace;color:#77915d}
.mission-os{background:#dce5d2;border:1px solid #b7c9a5;border-radius:15px;padding:20px}.mission-os-top{display:flex;justify-content:space-between;gap:12px;align-items:center;font:9px ui-monospace,monospace;letter-spacing:1px;color:#4e663d}.mission-os-top strong{font:18px ui-monospace,monospace;white-space:nowrap}.mission-ram-meter{display:grid;grid-template-columns:repeat(8,1fr);gap:5px;margin:17px 0 22px;padding:8px;background:#233d2e;border-radius:8px}.mission-ram-meter span{display:block;height:26px;background:#3c5540;border-radius:3px;border:1px solid #5b7351}.mission-ram-meter .mission-ram-used{background:#d1ec7f;border-color:#e3f4aa}.mission-app-dock{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.mission-app-dock button{display:flex;flex-direction:column;align-items:center;gap:7px;background:#f8faf3;border:1px solid #bccdad;border-radius:10px;padding:16px 10px;min-height:110px}.mission-app-dock button:hover:not(:disabled){border-color:#7a9a5b;background:#fff}.mission-app-dock button>span{font:25px/1 ui-monospace,monospace;color:#6e5c96;width:39px;height:39px;border-radius:10px;display:grid;place-items:center;background:#e9e2f7}.mission-app-dock button>strong{font-size:12px}.mission-app-dock button>small{font-size:9px;color:#4d673d}.mission-windows{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;min-height:120px;margin-top:18px}.mission-app-window{background:#fff;border:1px solid #b2c6a1;border-radius:9px;overflow:hidden;align-self:start}.mission-app-window>div{display:flex;align-items:center;justify-content:space-between;background:#edf3e4;padding:7px 9px;font-size:11px}.mission-app-window button{width:32px;height:32px;border-radius:5px;background:#fff;color:#6a634e;font-size:20px}.mission-app-window p{padding:15px;font-size:10px;color:#60754f;margin:0}.mission-empty-desktop{grid-column:1/-1;padding:20px;text-align:center;align-self:center;font-size:12px;color:#526d42;border:1px dashed #a6bb91;border-radius:9px}
.mission-inbox{display:grid;grid-template-columns:1fr 1.2fr;gap:18px;background:#f0f2e9;border:1px solid #d3ddc8;border-radius:13px;padding:18px}.mission-mail-list{display:grid;gap:10px;align-self:start}.mission-mail{display:grid;grid-template-columns:24px 1fr;gap:4px 9px;padding:14px 11px;text-align:left;background:white;border:1px solid #d0ddc3;border-radius:9px;cursor:pointer}.mission-mail>span{grid-row:1/3;font-size:24px;line-height:1.1;color:#7d659f}.mission-mail>strong{font-size:11px;line-height:1.5}.mission-mail>small{font-size:9px;line-height:1.5;color:#5d7350}.mission-mail.mission-selected{background:#eee9f8;border-color:#a68fc4}.mission-mail.mission-placed{background:#e5eed9;border-color:#a2bb87}.mission-mail-preview{background:white;border:1px solid #cfdbc5;border-radius:10px;padding:22px 18px;min-width:0;display:flex;flex-direction:column;justify-content:center}.mission-mail-preview h3{font-size:17px;line-height:1.4;margin:10px 0 15px}.mission-mail-preview dl{margin:0}.mission-mail-preview dt{font:8px ui-monospace,monospace;color:#637952;letter-spacing:.7px;margin:10px 0 5px}.mission-mail-preview dd{font:11px/1.6 ui-monospace,monospace;overflow-wrap:anywhere;color:#614c82;margin:0;padding:7px;border:1px solid #e0d8ec;border-radius:4px;background:#f5f1fb}.mission-mail-preview p{font-size:12px;line-height:1.8;color:#5a704e;margin:17px 0 0}.mission-preview-envelope{font:57px/1 sans-serif;color:#a092b6;text-align:center}.mission-mail-preview>.mission-preview-envelope+p{text-align:center}.mission-mail-targets{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:20px 0 15px}.mission-mail-targets .mission-target{min-height:105px}.mission-mail-targets .mission-target:last-child{border-color:#b39772;background:#f9f0e2}.mission-mail-targets .mission-target:last-child .mission-socket{color:#947043;border-color:#c5a884;background:#f4e4cc}
@keyframes mission-spin{to{transform:rotate(360deg)}}@keyframes mission-pulse{50%{box-shadow:0 0 0 7px #b7d77735;filter:brightness(1.08)}}@keyframes mission-airflow{50%{transform:translateX(7px);opacity:.7}}@keyframes mission-packet{0%{transform:translateX(-5px);opacity:.6}50%{transform:translateX(5px);opacity:1}100%{transform:translateX(-5px);opacity:.6}}
@media(max-width:1100px){.mission-workbench{grid-template-columns:minmax(150px,.85fr) minmax(0,1.25fr);gap:17px}.mission-header,.mission-play-area{padding:22px}.mission-feedback{padding:18px 22px}.mission-footer{padding:15px 22px}.mission-cpu{grid-template-columns:1fr 1.2fr;gap:17px}.mission-output{grid-column:1/-1;flex-direction:row;justify-content:center;align-items:center;padding:15px;gap:20px}.mission-output .mission-scene-label{margin:0}.mission-output strong{font-size:30px}.mission-pixel-studio{gap:15px}.mission-inbox{gap:13px;padding:13px}.mission-mail-preview{padding:17px 13px}}
@media(max-width:650px){.mission-header{padding:22px 20px}.mission-header h2{font-size:22px}.mission-header p:last-child{font-size:12px}.mission-header-badge{width:39px;height:39px;font-size:23px}.mission-kicker{font-size:8px;letter-spacing:1px;gap:8px}.mission-kicker>span{font-size:9px}.mission-play-area{padding:22px 18px}.mission-workbench{grid-template-columns:1fr;gap:18px}.mission-parts{grid-template-columns:1fr 1fr;gap:10px}.mission-piece{grid-template-columns:28px 1fr;padding:12px 10px;gap:3px 8px}.mission-piece-symbol{width:28px;min-height:28px;font-size:20px;border-radius:6px}.mission-piece strong{font-size:11px}.mission-piece>span:last-child{font-size:8px}.mission-destinations{min-height:0;padding:13px;gap:10px}.mission-target{min-height:114px;padding:13px 9px}.mission-target strong{font-size:11px}.mission-target>small{font-size:9px}.mission-scene-board .mission-destinations{padding:18px}.mission-scene-board .mission-target{min-height:125px}.mission-footer{align-items:flex-start;flex-direction:column;padding:16px 20px}.mission-footer>div{width:100%;justify-content:flex-end}.mission-feedback{padding:18px 20px}.mission-feedback p{font-size:12px}.mission-feedback>span{font-size:21px}.mission-run-row{gap:13px}.mission-cooling{grid-template-columns:1fr}.mission-switches{grid-template-columns:1fr}.mission-case{min-height:250px}.mission-memory-desktop{padding:15px;gap:14px}.mission-drive{padding:18px 10px;border-width:2px}.mission-drive p{font-size:10px}.mission-document textarea{font-size:12px;min-height:135px}.mission-controls-wrap{display:grid;grid-template-columns:1fr 1fr}.mission-controls-wrap .mission-action{font-size:10px;padding:10px 7px}.mission-pixel-studio{gap:17px;flex-wrap:wrap}.mission-pixel-arrow{font-size:20px}.mission-reference{grid-template-columns:repeat(5,17px);gap:2px;border-width:5px}.mission-reference>span{width:17px;height:17px;min-height:17px}.mission-pixel-grid:not(.mission-reference){grid-template-columns:repeat(5,34px);gap:4px;border-width:6px}.mission-pixel-grid:not(.mission-reference)>button{width:34px;height:34px;min-height:34px}.mission-pixel-studio .mission-scene-label{font-size:8px;letter-spacing:.5px}.mission-inbox{grid-template-columns:1fr;padding:14px}.mission-mail-list{grid-template-columns:1fr}.mission-mail{padding:14px}.mission-mail>strong{font-size:12px}.mission-mail>small{font-size:10px}.mission-mail-preview{min-height:170px;padding:19px}.mission-mail-targets .mission-target{min-height:120px}.mission-connection{font-size:9px}.mission-app-dock{gap:8px}.mission-app-dock button{padding:14px 7px}.mission-app-dock button>strong{font-size:10px}.mission-app-dock button>small{font-size:8px}.mission-os{padding:16px}.mission-os-top{font-size:8px;letter-spacing:.7px}.mission-os-top strong{font-size:16px}}
@media(max-width:420px){.mission-header{padding:20px 17px}.mission-header h2{font-size:21px}.mission-header-badge{display:none}.mission-play-area{padding:20px 15px}.mission-cpu{grid-template-columns:1fr}.mission-memory-bank{display:flex;align-items:center;gap:7px;flex-wrap:wrap;padding:13px}.mission-memory-bank>.mission-scene-label{width:100%;margin-bottom:3px}.mission-memory-bank>div{padding:10px 6px;gap:6px;margin:0;flex:1}.mission-memory-bank code{font-size:10px}.mission-processor{margin:5px 3px}.mission-cycle{justify-content:space-around}.mission-cycle small{font-size:8px}.mission-register{margin-top:43px}.mission-memory-desktop{grid-template-columns:1fr}.mission-drive{display:grid;grid-template-columns:40px 1fr;text-align:left;gap:5px 12px;justify-items:start;padding:15px}.mission-drive-symbol{grid-row:1/5}.mission-drive strong{font-size:14px}.mission-drive p{font-size:11px}.mission-drive small{font-size:10px}.mission-pixel-studio{gap:16px 10px;flex-direction:column}.mission-pixel-arrow{transform:rotate(90deg)}.mission-pixel-grid:not(.mission-reference){grid-template-columns:repeat(5,40px);gap:4px}.mission-pixel-grid:not(.mission-reference)>button{width:40px;height:40px;min-height:40px}.mission-reference{grid-template-columns:repeat(5,20px)}.mission-reference>span{width:20px;height:20px;min-height:20px}.mission-windows{grid-template-columns:1fr}.mission-os-top{align-items:flex-start;line-height:1.7}.mission-feedback{padding:17px}.mission-footer{padding:15px 17px}.mission-parts{gap:8px}.mission-piece{grid-template-columns:1fr;text-align:center;justify-items:center}.mission-piece-symbol{grid-row:auto;width:34px;min-height:34px}.mission-piece strong{font-size:11px}.mission-piece>span:last-child{font-size:8px}.mission-socket{font-size:20px}.mission-target>small{font-size:10px}.mission-goal-steps{gap:6px}.mission-goal-steps li{font-size:10px}}
@media(prefers-reduced-motion:reduce){.mission-shell *,.mission-shell *::before,.mission-shell *::after{animation:none!important;transition:none!important}}
@media print{.mission-shell{display:none}}

.workshop-root{--workshop-metal:#1f2959;--workshop-board:#243068;--workshop-accent:#38bdf8;--workshop-dark:#172554;--workshop-border:#c9d4e6;color:var(--ink)}
.workshop-mission-head{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:0 0 24px}.workshop-overline{font:10px ui-monospace,monospace;letter-spacing:1.5px;color:#3d5784}.workshop-mission-head h2{font-size:30px;margin:10px 0}.workshop-mission-head p{color:#3f5a89;font-size:13px;margin:0}.workshop-mission-reward{border:1px solid #9eb2d3;background:#d4dff6;padding:12px 15px;border-radius:9px;font:10px ui-monospace,monospace;white-space:nowrap;color:#2e4163}
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.workshop-tower{width:42%;max-width:340px;position:relative;border:5px solid #2e4265;border-radius:15px;background:#192149;box-shadow:9px 9px 0 #7792c0,0 18px 30px #17255415}.workshop-tower-top{display:flex;align-items:center;justify-content:space-between;min-height:40px;padding:6px 13px;background:#1f295a;border-radius:8px 8px 0 0;border-bottom:1px solid #3d5886}.workshop-tower-top>span{font:7px ui-monospace,monospace;letter-spacing:1.4px;color:#a5b7d6}.workshop-power{width:30px;height:30px;background:#131937;color:#9db0d2;border:1px solid #5879b2;border-radius:50%;font-size:21px;line-height:1;display:grid;place-items:center}.workshop-power:hover{background:#242f66}.workshop-power-on{color:#92ddf6;border-color:#38bdf8;box-shadow:0 0 14px #7dd6f455}.workshop-case-interior{height:305px;position:relative;background:radial-gradient(ellipse at 30% 40%,#1d2652,#131938);overflow:hidden}.workshop-tower-bottom{padding:10px 12px;display:flex;gap:8px;align-items:center;font:6px ui-monospace,monospace;letter-spacing:1.3px;color:#889fc8}.workshop-tower-bottom>span:last-child{margin-left:auto}.workshop-status-led{width:5px;height:5px;border-radius:50%;background:#48679c}.workshop-led-on{background:#71d3f3!important;box-shadow:0 0 9px #6fd2f3}.workshop-corner-screw{position:absolute;width:5px;height:5px;background:#48669b;border-radius:50%;z-index:2}.workshop-screw-1{top:7px;left:7px}.workshop-screw-2{top:7px;right:7px}.workshop-screw-3{bottom:7px;left:7px}.workshop-screw-4{bottom:7px;right:7px}
.workshop-slot{position:absolute;z-index:3;background:transparent;border:1px dashed #6987ba;border-radius:5px;color:#a1b4d4;padding:0;display:grid;place-items:center;transition:box-shadow .2s,border-color .2s;min-height:25px}.workshop-slot:hover{border-color:#9ce0f7;background:#5476b11c}.workshop-slot:focus-visible{outline:3px solid #b1e7f9;outline-offset:3px;z-index:8}.workshop-slot-outline{font:7px ui-monospace,monospace;max-width:100%;padding:4px;line-height:1.5;pointer-events:none}.workshop-slot-placa{left:8%;top:5%;width:70%;height:69%;z-index:1}.workshop-slot-placa>.workshop-slot-outline{align-self:end;margin-bottom:5px}.workshop-slot-cpu{left:28%;top:14%;width:22%;height:20%}.workshop-slot-ram{left:60%;top:11%;width:12%;height:38%}.workshop-slot-ssd{left:17%;top:48%;width:29%;height:9%}.workshop-slot-gpu{left:15%;top:61%;width:57%;height:12%}.workshop-slot-psu{left:10%;top:80%;width:43%;height:15%}.workshop-slot-cooler{left:28%;top:35%;width:22%;height:12%}.workshop-slot-cables{left:58%;top:82%;width:32%;height:13%}.workshop-filled{border:0;background:none}.workshop-target-ready{border:2px dashed #a1e2f7!important;box-shadow:0 0 15px #5ecdf277;animation:workshop-target-pulse 1.2s ease-in-out infinite}.workshop-target-ready .workshop-slot-outline{color:#d8e2f7}.workshop-lever{position:absolute;left:51%;top:14%;width:34px;min-height:55px;background:transparent;color:#bac8df;z-index:6;padding:0}.workshop-lever>span{display:block;position:absolute;left:0;top:4px;height:35px;width:3px;background:#b0c0db;border-radius:2px;transform-origin:bottom;transition:transform .2s}.workshop-lever>span:before{content:'';position:absolute;top:0;width:9px;height:3px;background:#ccd6e8}.workshop-lever small{display:block;font:5px ui-monospace,monospace;letter-spacing:.4px;text-align:left;margin-left:8px;line-height:1.6}.workshop-lever-open>span{transform:rotate(46deg)}.workshop-circuit-traces{position:absolute;left:10%;top:8%;width:65%;height:62%;pointer-events:none;z-index:2;opacity:0;background:linear-gradient(90deg,transparent 38%,#456397 39%,#456397 40%,transparent 41%),linear-gradient(0deg,transparent 52%,#456397 53%,#456397 54%,transparent 55%);background-size:39px 31px}.workshop-traces-active{opacity:.55}
.workshop-piece{position:relative;display:grid;place-items:center;isolation:isolate;width:86%;height:55px;max-width:125px;margin:auto;border-radius:4px;color:#a9e4f8;font:8px ui-monospace,monospace;letter-spacing:1px;pointer-events:none}.workshop-piece>span:last-child{z-index:2;background:#17255499;padding:3px 5px;border-radius:3px}.workshop-piece-placa{background:#354c74;border:2px solid #5072ad;width:90%;height:68px;box-shadow:inset 0 0 0 5px #253068}.workshop-piece-placa:before,.workshop-piece-placa:after{content:'';position:absolute;top:12px;background:#7d97c3;left:9px;width:16px;height:25px}.workshop-piece-placa:after{left:auto;right:8px;width:6px;background:#192149;box-shadow:-10px 0 0 #192149}.workshop-piece-cpu{width:43px;height:43px;background:linear-gradient(140deg,#d1daea,#6987ba);border:4px solid #5b7bb3;outline:1px solid #9cb0d2;color:#1e2756}.workshop-piece-cpu:before{content:'';position:absolute;left:1px;bottom:1px;border-style:solid;border-width:0 0 7px 7px;border-color:transparent transparent #e9c56c transparent}.workshop-piece-cpu>span:last-child{background:none;color:#1a224b;font-size:8px}.workshop-piece-ram{height:28px;background:#3c5683;border:2px solid #597ab3;border-bottom:4px dashed #e6ca77}.workshop-piece-ram .workshop-piece-detail{position:absolute;inset:5px 6px;background:repeating-linear-gradient(90deg,#161d3e 0,#161d3e 11px,transparent 11px,transparent 16px)}.workshop-piece-ram>span:last-child{font-size:7px}.workshop-piece-ssd{height:25px;background:#1f2959;border:2px solid #6483b8;border-radius:5px}.workshop-piece-ssd:before{content:'';position:absolute;right:-2px;top:1px;bottom:1px;width:6px;background:repeating-linear-gradient(0deg,#d5b86c 0,#d5b86c 2px,#887a48 2px,#887a48 4px)}.workshop-piece-gpu{height:43px;background:#31466a;border:2px solid #6e8bbd;border-bottom:5px dashed #dbbe69}.workshop-piece-gpu:before,.workshop-piece-gpu:after{content:'';position:absolute;border-radius:50%;width:26px;height:26px;background:repeating-conic-gradient(#151c3c 0deg 35deg,#405b8b 35deg 60deg);left:9px;top:5px;border:2px solid #151c3c}.workshop-piece-gpu:after{left:auto;right:9px}.workshop-piece-gpu>span:last-child{position:relative;font-size:7px}.workshop-piece-psu{height:54px;background:repeating-linear-gradient(90deg,#1a224a 0,#1a224a 3px,#3c5581 3px,#3c5581 5px);border:3px solid #5b7cb4}.workshop-piece-cooler{width:50px;height:50px;background:repeating-conic-gradient(#7d97c3 0deg 27deg,#212b5e 27deg 51deg);border:4px solid #425e8f;border-radius:50%;box-shadow:inset 0 0 0 3px #92a8cd}.workshop-piece-cooler:after{content:'';position:absolute;width:14px;height:14px;background:#abbcd9;border-radius:50%;z-index:0}.workshop-piece-cooler>span:last-child{font-size:5px;background:#1b244ecc;padding:2px;position:relative}.workshop-piece-cables{height:37px;border-bottom:5px solid #d7ac65;border-top:4px solid #8ba2ca;border-radius:50% 7px 40% 12px;transform:rotate(-10deg)}.workshop-piece-cables:before{content:'';position:absolute;left:10px;right:5px;bottom:8px;border-top:4px solid #6d8eae;transform:rotate(6deg)}.workshop-piece-installed{width:100%;height:100%;max-width:none;margin:0}.workshop-piece-installed.workshop-piece-cpu{width:100%;height:100%}.workshop-piece-installed.workshop-piece-ram{writing-mode:vertical-rl}.workshop-piece-installed.workshop-piece-ram .workshop-piece-detail{background:repeating-linear-gradient(0deg,#161d3e 0,#161d3e 12px,transparent 12px,transparent 17px)}.workshop-piece-installed.workshop-piece-cooler{border-radius:8px}.workshop-case-fan{position:absolute;right:8%;width:34px;height:34px;border-radius:50%;border:2px solid #466497;background:#151b3a;z-index:2;display:grid;place-items:center}.workshop-case-fan-top{top:13%}.workshop-case-fan-bottom{top:29%}.workshop-case-fan i{position:absolute;width:10px;height:22px;border-radius:70% 15% 70% 15%;background:#4b6ca4;transform-origin:center;opacity:.7}.workshop-case-fan i:nth-child(2){transform:rotate(90deg)}.workshop-case-fan i:nth-child(3){transform:rotate(45deg)}.workshop-case-fan i:nth-child(4){transform:rotate(135deg)}.workshop-running .workshop-case-fan{animation:workshop-fan-spin 1s linear infinite}.workshop-running .workshop-piece-installed.workshop-piece-cooler .workshop-piece-detail{position:absolute;inset:0;border-radius:50%;background:repeating-conic-gradient(#7b95c2 0deg 20deg,transparent 20deg 45deg);animation:workshop-fan-spin .8s linear infinite}.workshop-running .workshop-circuit-traces{background-color:#49c6f015}
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.button{white-space:nowrap}.workshop-completion-badge{font-size:11px;font-weight:600;color:#232e64;max-width:145px;text-align:center}.workshop-boot-terminal{padding:15px 17px;color:#96def6;font:10px ui-monospace,monospace}.workshop-terminal-head{font-size:8px;color:#88a0c9;letter-spacing:1px}.workshop-terminal-lines{display:grid;gap:6px;margin:12px 0}.workshop-terminal-lines>span{font-size:8px;animation:workshop-line-appear .25s ease-out}.workshop-boot-terminal>strong{font-size:9px;line-height:1.7;display:block;font-weight:400}.workshop-boot-progress{height:4px;background:#232e65;margin-top:15px;border-radius:3px;overflow:hidden}.workshop-boot-progress>span{display:block;height:100%;background:#71d3f4}.workshop-desktop{height:100%;display:flex;flex-direction:column;position:relative;background:radial-gradient(ellipse at 85% 10%,#67d0f3aa,transparent 60%),linear-gradient(150deg,#364e76,#1c244e)}.workshop-desktop-sky{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:15px 10px 8px;color:#d8e2f7}.workshop-desktop-sky>strong{font-size:16px;letter-spacing:-.4px}.workshop-desktop-sky>span{font-size:8px}.workshop-desktop-icons{display:flex;gap:19px;justify-content:center;padding:8px 10px;margin-top:auto;margin-bottom:22px}.workshop-desktop-icons>span{display:flex;flex-direction:column;align-items:center;gap:5px;font-size:7px;color:#dfe7f8}.workshop-taskbar{position:absolute;bottom:0;left:0;right:0;display:flex;justify-content:space-between;padding:7px 9px;background:#151b3bbf;color:#afe6f8;font-size:6px}.workshop-inventory-head{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:30px;margin-bottom:18px}.workshop-inventory-head h3{font-size:22px;margin:9px 0 0}.workshop-help-buttons{display:flex;gap:8px;flex-wrap:wrap}.workshop-help-buttons>button{padding:9px 11px;background:#fff;border:1px solid #c8d3e5;border-radius:7px;font-size:10px;color:#3a527d;display:flex;align-items:center;gap:6px;min-height:37px}.workshop-help-buttons>button:hover:not(:disabled){background:#dce5f7}.workshop-inventory{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.workshop-tray-item{display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:9px;min-height:145px;background:#fff;border:1px solid #c3cfe4;border-radius:12px;padding:15px 10px 13px;cursor:grab;position:relative}.workshop-tray-item:active{cursor:grabbing}.workshop-tray-item:hover:not(:disabled){background:#e5ecf9;box-shadow:0 4px 0 #c1cde2;transform:translateY(-2px)}.workshop-tray-item>strong{font-size:12px;font-weight:600;line-height:1.4}.workshop-tray-item>small{font-size:9px;color:#3e5988;text-align:center}.workshop-tray-selected{border:2px solid #4c6da6;background:#dce5f7;box-shadow:0 0 0 3px #9fb2d355}.workshop-tray-installed{opacity:.65;cursor:default;background:#e0e8f8}.workshop-tray-item>.workshop-piece{margin-bottom:auto}.workshop-safety{display:flex;align-items:flex-start;gap:9px;font-size:10px;line-height:1.8;color:#3d5886;margin:20px 0 0}.workshop-safety svg{margin-top:2px}
@keyframes workshop-fan-spin{to{transform:rotate(360deg)}}@keyframes workshop-target-pulse{50%{box-shadow:0 0 23px #9ae0f799}}@keyframes workshop-line-appear{from{opacity:0;transform:translateY(3px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:1150px){.workshop-bench{padding:25px 22px 15px}.workshop-scene{gap:35px;min-height:350px}.workshop-case-interior{height:270px}.workshop-tower{max-width:300px}.workshop-computer{width:48%}.workshop-monitor-frame{border-width:8px;border-bottom-width:4px}.workshop-mission-head h2{font-size:26px}.workshop-monitor-screen{aspect-ratio:1.4}.workshop-boot-terminal{padding:12px}.workshop-terminal-lines{gap:5px;margin:9px 0}.workshop-desktop-sky>strong{font-size:14px}.workshop-desktop-sky>span{font-size:7px}.workshop-external-cable{padding:10px;font-size:10px;gap:7px}.workshop-external-cable small{font-size:8px}.workshop-inventory-head{align-items:flex-start;flex-direction:column;gap:15px}.workshop-cable-line{width:70px;right:-70px}}
@media(max-width:760px){.workshop-mission-head{align-items:flex-start}.workshop-mission-head h2{font-size:24px}.workshop-mission-head p{font-size:12px}.workshop-mission-reward{font-size:8px;padding:9px 10px}.workshop-bench{padding:22px 15px 13px}.workshop-scene{min-height:330px;gap:25px}.workshop-case-interior{height:260px}.workshop-tower{width:44%}.workshop-computer{width:46%;padding-bottom:55px}.workshop-monitor-screen{aspect-ratio:1.25}.workshop-monitor-chin>span{font-size:5px}.workshop-tower-top>span{font-size:5px;letter-spacing:.7px}.workshop-keyboard{height:32px;padding:4px;gap:2px;bottom:2px}.workshop-mouse{width:18px;height:29px}.workshop-monitor-stand{height:25px;width:28px}.workshop-monitor-foot{width:100px;height:9px}.workshop-power{width:27px;height:27px;font-size:19px}.workshop-cable-line{width:55px;right:-55px}.workshop-video-line{top:85px;height:70px}.workshop-usb-line{height:155px}.workshop-slot-outline{font-size:6px}.workshop-external-cables{gap:7px;margin-top:20px}.workshop-external-cable{font-size:9px;flex-direction:column;text-align:center;gap:7px;padding:10px 6px}.workshop-external-cable small{font-size:8px}.workshop-plug-icon{height:26px;width:24px;font-size:17px}.workshop-bench-caption{font-size:6px;letter-spacing:.6px}.workshop-boot-card{align-items:flex-start;flex-direction:column;gap:15px;padding:20px}.workshop-boot-card h3{font-size:19px}.workshop-feedback{font-size:12px;padding:16px}.workshop-boot-terminal>strong{font-size:8px}.workshop-terminal-head{font-size:6px}.workshop-terminal-lines>span{font-size:7px}.workshop-inventory{gap:9px}.workshop-tray-item{min-height:135px;padding:13px 7px 12px}.workshop-tray-item>strong{font-size:10px}.workshop-tray-item>small{font-size:8px}.workshop-piece{max-width:90px}.workshop-piece-gpu{height:35px}.workshop-piece-gpu:before,.workshop-piece-gpu:after{width:20px;height:20px;top:4px;left:5px}.workshop-piece-gpu:after{left:auto;right:5px}.workshop-tray-item .workshop-piece>span:last-child{font-size:6px}.workshop-desktop-icons{gap:13px}.workshop-desktop-sky{padding:12px 7px 5px;gap:6px}.workshop-desktop-sky>strong{font-size:12px}.workshop-desktop-sky>span{font-size:6px}.workshop-desktop-sky svg{width:20px}.workshop-taskbar{font-size:5px}.workshop-completion-badge{max-width:none;text-align:left}.workshop-screen-off p{font-size:11px}}
@media(max-width:480px){.workshop-mission-head{flex-direction:column;gap:14px}.workshop-mission-head h2{font-size:25px}.workshop-mission-head p{font-size:12px}.workshop-bench{padding:18px 10px 12px;border-radius:15px}.workshop-scene{gap:14px;min-height:270px;padding-bottom:22px;align-items:flex-end}.workshop-tower{width:48%;border-width:4px;border-radius:11px;box-shadow:5px 6px 0 #7792c0}.workshop-case-interior{height:218px}.workshop-tower-top{padding:5px 7px;min-height:35px}.workshop-tower-top>span{font-size:4px;letter-spacing:.6px;max-width:75px;line-height:1.7}.workshop-power{width:25px;height:25px;font-size:18px}.workshop-tower-bottom{font-size:4px;letter-spacing:.8px;padding:9px 7px;gap:4px}.workshop-computer{width:46%;padding-bottom:43px;margin-bottom:13px}.workshop-monitor-frame{border-width:6px;border-bottom-width:3px;border-radius:8px}.workshop-monitor-screen{aspect-ratio:.95}.workshop-monitor-chin{height:13px}.workshop-monitor-chin>span{font-size:4px;letter-spacing:1px}.workshop-monitor-stand{width:22px;height:23px}.workshop-monitor-foot{width:76px;height:7px}.workshop-keyboard{height:27px;bottom:0;border-width:2px;gap:2px;padding:3px;width:92%}.workshop-keyboard>span,.workshop-keyboard>b{font-size:3px}.workshop-mouse{height:24px;width:14px;right:-9%}.workshop-slot-outline{font-size:5px;line-height:1.4;padding:2px}.workshop-lever{width:25px;min-height:40px}.workshop-lever>span{height:25px;top:1px;width:2px}.workshop-lever small{font-size:4px;margin-left:5px;letter-spacing:0}.workshop-case-fan{width:22px;height:22px;right:7%}.workshop-case-fan i{width:6px;height:14px}.workshop-cable-line{border-width:2px;width:35px;right:-35px}.workshop-video-line{top:80px;height:45px}.workshop-usb-line{height:160px;bottom:10px}.workshop-external-cables{gap:6px}.workshop-external-cable{font-size:8px;line-height:1.6;min-height:85px}.workshop-external-cable small{font-size:7px}.workshop-bench-caption{font-size:5px;letter-spacing:.4px}.workshop-screen-off>span{font-size:7px;padding:4px 6px}.workshop-screen-off p{font-size:9px;line-height:1.8;margin:13px 0}.workshop-boot-terminal{padding:10px 7px}.workshop-terminal-head{font-size:5px;letter-spacing:.6px}.workshop-terminal-lines{gap:5px;margin:11px 0}.workshop-terminal-lines>span{font-size:6px}.workshop-boot-terminal>strong{font-size:7px;line-height:1.8}.workshop-boot-progress{margin-top:12px;height:3px}.workshop-desktop-sky{padding:13px 6px 7px;gap:7px}.workshop-desktop-sky>strong{font-size:11px;line-height:1.3;text-align:center}.workshop-desktop-sky>span{font-size:6px;text-align:center;line-height:1.8}.workshop-desktop-icons{gap:9px;padding:6px;margin-bottom:20px}.workshop-desktop-icons>span{font-size:5px}.workshop-desktop-icons svg{width:16px;height:16px}.workshop-taskbar{font-size:4px;padding:6px}.workshop-inventory{grid-template-columns:repeat(2,1fr);gap:11px}.workshop-tray-item{min-height:145px;padding:16px 12px 13px}.workshop-tray-item>strong{font-size:12px}.workshop-tray-item>small{font-size:9px}.workshop-tray-item .workshop-piece{max-width:105px}.workshop-tray-item .workshop-piece>span:last-child{font-size:7px}.workshop-inventory-head h3{font-size:22px}.workshop-help-buttons{gap:6px}.workshop-help-buttons>button{padding:9px;font-size:9px}.workshop-overline{font-size:9px}.workshop-feedback{font-size:12px;align-items:flex-start;padding:16px 14px;gap:10px}.workshop-feedback svg{margin-top:3px}.workshop-safety{font-size:9px}.workshop-piece-installed>span:last-child{font-size:5px}.workshop-piece-installed.workshop-piece-cooler>span:last-child{font-size:4px}.workshop-piece-installed.workshop-piece-gpu:before,.workshop-piece-installed.workshop-piece-gpu:after{width:17px;height:17px;top:1px;left:4px}.workshop-piece-installed.workshop-piece-gpu:after{left:auto;right:4px}.workshop-piece-installed.workshop-piece-psu{border-width:2px}}
.workshop-slot-cooler.workshop-filled{top:14%;height:20%;z-index:5}
.workshop-case-interior:has(.workshop-slot-placa:not(.workshop-filled)) .workshop-slot:not(.workshop-slot-placa):not(.workshop-slot-psu){pointer-events:none;opacity:.35}
.workshop-slot-placa.workshop-filled{pointer-events:none;opacity:1}
.workshop-slot.workshop-filled:disabled{opacity:1}
/* Keep the complete component tray beside the physical targets while dragging. */
.workshop-inventory-rail{min-width:0}
@media(min-width:950px){
  .workshop-root{display:grid;grid-template-columns:minmax(0,1fr) 190px;grid-template-areas:"mission mission" "bench inventory" "feedback feedback" "boot boot" "safety safety";gap:14px 18px;align-items:start}
  .workshop-mission-head{grid-area:mission;margin:0;gap:15px;min-height:50px}
  .workshop-mission-head h2{font-size:21px;margin:5px 0 0}
  .workshop-mission-head p{display:none}
  .workshop-mission-head .workshop-overline{font-size:8px}
  .workshop-mission-reward{font-size:8px;padding:9px 11px}
  .workshop-bench{grid-area:bench;padding:18px 16px 11px;min-width:0}
  .workshop-scene{min-height:305px;gap:24px;padding-bottom:22px}
  .workshop-tower{width:45%;max-width:280px;box-shadow:6px 6px 0 #7792c0}
  .workshop-case-interior{height:246px}
  .workshop-tower-top{min-height:36px;padding:5px 9px}
  .workshop-tower-top>span{font-size:5px;letter-spacing:.7px}
  .workshop-tower-bottom{font-size:5px;padding:9px}
  .workshop-computer{width:46%;padding-bottom:45px}
  .workshop-monitor-frame{border-width:7px;border-bottom-width:4px}
  .workshop-monitor-screen{aspect-ratio:1.25}
  .workshop-monitor-stand{height:23px;width:27px}
  .workshop-monitor-foot{width:100px;height:8px}
  .workshop-monitor-chin>span{font-size:5px}
  .workshop-keyboard{height:31px;padding:4px;gap:2px}
  .workshop-mouse{width:18px;height:28px}
  .workshop-video-line{width:50px;right:-50px;height:60px;top:85px}
  .workshop-usb-line{width:50px;right:-50px;height:145px}
  .workshop-slot-outline{font-size:6px}
  .workshop-case-fan{width:26px;height:26px}
  .workshop-case-fan i{width:8px;height:17px}
  .workshop-table-top{height:12px;margin-bottom:12px}
  .workshop-external-cables{margin:18px 0 9px;gap:7px}
  .workshop-external-cable{min-height:56px;padding:8px 7px;gap:6px;font-size:9px}
  .workshop-external-cable small{font-size:8px}
  .workshop-plug-icon{height:25px;width:22px;font-size:16px}
  .workshop-bench-caption{font-size:5px;letter-spacing:.5px}
  .workshop-inventory-rail{grid-area:inventory;position:relative;top:auto;align-self:start;min-width:0;border:1px solid #c3cfe4;background:#e5ecf9;border-radius:14px;padding:12px}
  .workshop-inventory-head{display:block;margin:0 0 11px}
  .workshop-inventory-head .workshop-overline{font-size:7px;letter-spacing:.7px}
  .workshop-inventory-head h3{font-size:15px;margin:6px 0 10px}
  .workshop-help-buttons{gap:5px}
  .workshop-help-buttons>button{min-height:28px;padding:5px 6px;font-size:8px;gap:3px}
  .workshop-help-buttons>button svg{width:12px;height:12px}
  .workshop-inventory{grid-template-columns:1fr;gap:6px}
  .workshop-tray-item{display:grid;grid-template-columns:39px minmax(0,1fr);grid-template-rows:auto auto;column-gap:8px;row-gap:3px;min-height:48px;padding:7px;text-align:left;align-items:center;justify-content:start;border-radius:8px}
  .workshop-tray-item>.workshop-piece{grid-column:1;grid-row:1/3;margin:0;width:36px;height:30px;max-width:36px}
  .workshop-tray-item>.workshop-piece-cpu{height:29px;width:29px;margin-left:3px;border-width:3px}
  .workshop-tray-item>.workshop-piece-ram,.workshop-tray-item>.workshop-piece-ssd{height:17px}
  .workshop-tray-item>.workshop-piece-cooler{height:31px;width:31px}
  .workshop-tray-item>.workshop-piece-cables{height:24px}
  .workshop-tray-item>.workshop-piece-gpu:before{width:17px;height:17px;top:2px;left:6px}
  .workshop-tray-item>.workshop-piece-gpu:after{display:none}
  .workshop-tray-item>.workshop-piece>span:last-child{font-size:4px;padding:2px;letter-spacing:0}
  .workshop-tray-item>.workshop-piece-placa:before,.workshop-tray-item>.workshop-piece-placa:after{display:none}
  .workshop-tray-item>.workshop-piece-ram .workshop-piece-detail{inset:2px;background-size:auto}
  .workshop-tray-item>strong{grid-column:2;font-size:10px;line-height:1.3}
  .workshop-tray-item>small{grid-column:2;font-size:7px;text-align:left;line-height:1.4}
  .workshop-feedback{grid-area:feedback;margin:0;min-height:54px;padding:12px 17px;font-size:12px}
  .workshop-boot-card{grid-area:boot;position:relative;z-index:1;min-width:0;margin:0}
  .workshop-safety{grid-area:safety;margin:0;font-size:9px}
  .workshop-screen-off p{font-size:11px}
  .workshop-boot-terminal{padding:10px}
  .workshop-terminal-lines{margin:9px 0;gap:5px}
  .workshop-terminal-lines>span{font-size:7px}
  .workshop-boot-terminal>strong{font-size:8px}
  .workshop-desktop-sky>strong{font-size:13px}
  .workshop-desktop-sky>span{font-size:7px}
}
@media(max-width:949px){
  .workshop-root{padding-bottom:145px}
  .workshop-inventory-rail{position:fixed;bottom:12px;left:242px;right:28px;z-index:35;background:#ecf1fb;border:1px solid #9aaed1;border-radius:12px;padding:10px 12px;box-shadow:0 5px 30px #1725542e}
  .workshop-inventory-head{display:flex;flex-direction:row;align-items:center;justify-content:space-between;gap:10px;margin:0 0 8px}
  .workshop-inventory-head h3{display:none}
  .workshop-inventory-head .workshop-overline{font-size:7px;letter-spacing:.5px}
  .workshop-help-buttons{gap:5px;flex-wrap:nowrap}
  .workshop-help-buttons>button{font-size:8px;padding:5px 7px;min-height:28px;gap:3px}
  .workshop-help-buttons>button svg{width:12px;height:12px}
  .workshop-inventory{display:grid;grid-auto-flow:column;grid-template-columns:none;grid-auto-columns:95px;gap:7px;overflow-x:auto;overflow-y:hidden;padding:0 2px 5px;scrollbar-width:thin;scroll-snap-type:x proximity}
  .workshop-tray-item{min-height:76px;gap:5px;padding:8px 6px;scroll-snap-align:start;border-radius:8px}
  .workshop-tray-item>.workshop-piece{height:25px;max-width:58px;width:58px;margin:0 auto auto}
  .workshop-tray-item>.workshop-piece-cpu,.workshop-tray-item>.workshop-piece-cooler{height:26px;width:26px}
  .workshop-tray-item>.workshop-piece-ram,.workshop-tray-item>.workshop-piece-ssd{height:15px;margin-top:5px}
  .workshop-tray-item>.workshop-piece-cables{height:22px}
  .workshop-tray-item>.workshop-piece>span:last-child{font-size:5px;padding:2px}
  .workshop-tray-item>.workshop-piece-placa:before,.workshop-tray-item>.workshop-piece-placa:after{display:none}
  .workshop-tray-item>.workshop-piece-gpu:before,.workshop-tray-item>.workshop-piece-gpu:after{width:16px;height:16px;top:1px}
  .workshop-tray-item>strong{font-size:9px;line-height:1.3}
  .workshop-tray-item>small{font-size:6px;line-height:1.4}
}
@media(max-width:760px){.workshop-inventory-rail{left:12px;right:12px;bottom:10px;padding:9px 10px}.workshop-inventory-head .workshop-overline{font-size:6px}.workshop-help-buttons>button{font-size:7px;padding:5px 6px}.workshop-inventory{grid-auto-columns:91px}.workshop-root{padding-bottom:145px}}
/* Explicit actions, readable labels and a vivid workshop palette. */
.workshop-root{--workshop-accent:#2563eb;--workshop-dark:#172554;--workshop-border:#cbd5ff;color:#172554}
.workshop-guide{border:2px solid #93c5fd;border-radius:14px;background:#fff;padding:14px 16px;min-width:0;box-shadow:0 5px 0 #dbeafe}
.workshop-guide-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.workshop-guide-step{font-size:12px;font-weight:800;color:#1d4ed8;white-space:nowrap}
.workshop-current-title{font-size:17px;line-height:1.3;letter-spacing:-.3px;flex:1}
.workshop-show-target{background:#2563eb;color:#fff;border:0;border-radius:7px;padding:8px 11px;font-size:12px;min-height:35px;white-space:nowrap}
.workshop-show-target:hover{background:#1d4ed8}
.workshop-guide-finished{font-size:12px;font-weight:800;color:#0e7490}
.workshop-current-instruction{font-size:14px;line-height:1.5;font-weight:700;color:#1e40af;margin:10px 0}
.workshop-action-pair{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:9px;padding:0;margin:0}
.workshop-action-pair>li{display:flex;align-items:flex-start;gap:7px;font-size:12px;line-height:1.5;color:#334155}
.workshop-action-pair b{width:21px;height:21px;display:grid;place-items:center;flex-shrink:0;border-radius:50%;background:#dbeafe;color:#1d4ed8;font-size:12px}
.workshop-action-done b{background:#cffafe;color:#155e75}
.workshop-guide-detail{font-size:12px;line-height:1.5;color:#475569;margin:8px 0 0}
.workshop-stage-stepper{list-style:none;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:5px;padding:10px 0 0;margin:10px 0 0;border-top:1px solid #dbeafe}
.workshop-stage-stepper>li{display:flex;align-items:center;gap:5px;color:#64748b;font-size:12px;min-width:0}
.workshop-stage-stepper span{height:21px;width:21px;display:grid;place-items:center;border-radius:50%;background:#eef2ff;flex-shrink:0;font-size:12px;font-weight:800}
.workshop-stage-stepper strong{font-size:12px;font-weight:600;line-height:1.2;overflow-wrap:anywhere}
.workshop-stage-stepper .workshop-stage-current{color:#1d4ed8}
.workshop-stage-current>span{background:#2563eb;color:#fff}
.workshop-stage-done>span{background:#cffafe;color:#155e75}
.workshop-guide-next{outline:3px solid #2563eb!important;outline-offset:3px;box-shadow:0 0 0 7px #2563eb20!important;position:relative}
.workshop-slot.workshop-guide-next{outline-color:#38bdf8!important;border-color:#e0f2fe!important;z-index:7}
.workshop-next-marker{display:none;position:absolute;top:-13px;left:50%;transform:translateX(-50%);font-size:12px;line-height:1.1;letter-spacing:0;font-family:inherit;font-weight:800;background:#2563eb;color:#fff;border-radius:5px;padding:4px 6px;white-space:nowrap;z-index:10;pointer-events:none;box-shadow:0 2px 4px #17255420}
.workshop-guide-next>.workshop-next-marker{display:block}
.workshop-slot.workshop-guide-next>.workshop-next-marker{font-size:12px;left:0;transform:none;top:-23px}
.workshop-slot-placa.workshop-guide-next>.workshop-next-marker{top:9px;left:7px}
.workshop-lever.workshop-guide-next>.workshop-next-marker{left:5px;top:-25px}
.workshop-power.workshop-guide-next>.workshop-next-marker{left:auto;right:0;transform:none;top:-27px}
.workshop-external-cable.workshop-guide-next>.workshop-next-marker{top:-15px}
.workshop-slot-number{position:absolute;left:-8px;top:-8px;width:20px;height:20px;display:grid;place-items:center;border-radius:50%;font-size:12px;font-weight:800;background:#fff;color:#1d4ed8;border:1px solid #93c5fd;z-index:6;pointer-events:none}
.workshop-slot-legend{position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:7px;margin:13px 0 18px}
.workshop-legend-target{position:relative;display:flex;align-items:center;gap:6px;background:#fff;border:1px solid #a5b4fc;border-radius:8px;padding:8px;min-height:44px;font-size:14px;line-height:1.3;text-align:left;color:#1e3a8a}
.workshop-legend-target>b{display:grid;place-items:center;width:21px;height:21px;background:#dbeafe;color:#1d4ed8;flex-shrink:0;border-radius:50%;font-size:12px}
.workshop-legend-target>span{min-width:0;overflow-wrap:anywhere}
.workshop-legend-target>em{margin-left:auto;font-size:14px;font-style:normal;color:#0e7490}
.workshop-legend-done:disabled{opacity:1;background:#eff6ff;border-color:#bfdbfe}
.workshop-legend-target.workshop-guide-next>.workshop-next-marker{display:none}
.workshop-legend-target.workshop-guide-next{outline-width:2px!important;outline-offset:1px}
.workshop-bench{background:#eaf0ff;border-color:#c7d2fe}
.workshop-room-grid{background-image:linear-gradient(#a5b4fc33 1px,transparent 1px),linear-gradient(90deg,#a5b4fc33 1px,transparent 1px)}
.workshop-tower{background:#1e293b;border-color:#334155;box-shadow:6px 6px 0 #a5b4fc}
.workshop-tower-top{background:#1e3a8a;border-color:#60a5fa}
.workshop-tower-top>span{font:700 12px/1.3 inherit;letter-spacing:0;color:#dbeafe;max-width:none}
.workshop-case-interior{background:radial-gradient(ellipse at 30% 40%,#253b68,#101b35)}
.workshop-power{background:#172554;color:#dbeafe;border-color:#60a5fa}
.workshop-power-on{color:#67e8f9;border-color:#22d3ee;box-shadow:0 0 17px #06b6d477}
.workshop-tower-bottom{font-size:12px;letter-spacing:0;color:#dbeafe}
.workshop-monitor-frame{background:#1e293b;border-color:#1e293b}
.workshop-monitor-screen{background:#0f172a;color:#e0f2fe}
.workshop-monitor-chin>span{display:none}
.workshop-screen-off>span{font-size:12px;color:#bae6fd;border-color:#38bdf8}
.workshop-screen-off p{font-size:14px;color:#cbd5e1}
.workshop-monitor-stand{background:linear-gradient(90deg,#334155,#64748b,#334155)}
.workshop-monitor-foot{background:#475569}
.workshop-keyboard>span,.workshop-keyboard>b{font-size:0}
.workshop-slot-outline{font:700 14px/1.1 system-ui,sans-serif;letter-spacing:0;color:#e0f2fe;padding:2px}
.workshop-slot-ram .workshop-slot-outline{writing-mode:vertical-rl}
.workshop-slot-cables .workshop-slot-outline{font-size:12px}
.workshop-piece-installed>span:last-child,.workshop-piece-installed.workshop-piece-cpu>span:last-child,.workshop-piece-installed.workshop-piece-gpu>span:last-child,.workshop-piece-installed.workshop-piece-cooler>span:last-child{font:800 14px/1.1 system-ui,sans-serif;letter-spacing:0;padding:3px 4px;background:#0f172ae6;color:#f8fafc}
.workshop-tray-item .workshop-piece>span:last-child{display:none}
.workshop-lever{width:42px;min-height:65px}
.workshop-lever small{font:700 12px/1.2 system-ui,sans-serif;letter-spacing:0;color:#f8fafc;background:#172554e6;padding:3px 4px;border-radius:4px;margin-left:8px;position:relative;min-width:64px;z-index:8}
.workshop-lever>span{width:4px;background:#bfdbfe;height:34px}
.workshop-lever>span:before{width:13px;background:#f8fafc;height:4px}
.workshop-external-cable{font-size:14px;line-height:1.35;background:#fff;border-color:#93c5fd;min-height:76px}
.workshop-external-cable small{font-size:12px;line-height:1.3;color:#475569}
.workshop-external-cable.workshop-connected{background:#cffafe;border-color:#06b6d4;color:#155e75}
.workshop-cable-connected{border-color:#06b6d4}
.workshop-tray-item>strong{font-size:15px;line-height:1.25;color:#172554}
.workshop-tray-item>small{font-size:12px;line-height:1.3;color:#475569}
.workshop-tray-item{background:#fff;border-color:#c7d2fe}
.workshop-tray-selected{background:#eff6ff;border-color:#2563eb}
.workshop-tray-installed{background:#eef2ff}
.workshop-bench-caption{display:none}
.workshop-feedback{font-size:14px;line-height:1.6;background:#eff6ff;color:#1e40af;border-color:#bfdbfe}
.workshop-feedback-success{background:#ecfeff;color:#155e75;border-color:#67e8f9}
.workshop-feedback-warning{background:#fff7ed;color:#9a3412;border-color:#fdba74}
.workshop-boot-card{background:#eff6ff;border-color:#93c5fd}
.workshop-boot-card h3{font-size:21px;color:#172554}
.workshop-boot-card p{font-size:14px;color:#334155}
.workshop-boot-terminal{padding:12px;color:#bae6fd}
.workshop-terminal-head{font-size:12px;color:#7dd3fc;letter-spacing:0}
.workshop-terminal-lines{gap:4px;margin:9px 0}
.workshop-terminal-lines>span{font-size:12px;line-height:1.3}
.workshop-boot-terminal>strong{font-size:14px;line-height:1.4}
.workshop-boot-progress{background:#1e3a8a}
.workshop-boot-progress>span{background:#22d3ee}
.workshop-desktop{background:radial-gradient(ellipse at 85% 10%,#8b5cf6aa,transparent 65%),linear-gradient(150deg,#2563eb,#172554)}
.workshop-desktop-sky>strong{font-size:17px;color:#fff}
.workshop-desktop-sky>span{font-size:13px;line-height:1.4;color:#e0f2fe;text-align:center}
.workshop-desktop-icons{display:none}
.workshop-taskbar{font-size:12px;background:#172554c9;color:#fff}
.workshop-taskbar>span:last-child{display:none}
.workshop-inventory-head .workshop-overline{font:700 14px/1.3 system-ui,sans-serif;letter-spacing:0;color:#1e3a8a}
.workshop-help-buttons>button{font-size:12px;background:#fff;border-color:#a5b4fc;color:#1e40af;min-height:34px}
.workshop-safety{font-size:12px;color:#475569}
@media(min-width:950px){
  .workshop-root{grid-template-columns:minmax(0,1fr) 224px;grid-template-areas:"mission mission" "guide inventory" "bench inventory" "feedback feedback" "boot boot" "safety safety";gap:12px 18px}
  .workshop-guide{grid-area:guide;padding:12px 14px}
  .workshop-mission-head h2{font-size:23px}.workshop-mission-head .workshop-overline{display:none}.workshop-mission-reward{font-size:12px}
  .workshop-guide-detail{display:none}
  .workshop-stage-stepper{padding-top:8px;margin-top:8px}
  .workshop-inventory-rail{padding:10px;background:#eef2ff;border-color:#c7d2fe}
  .workshop-inventory-head h3{display:none}.workshop-inventory-head{margin-bottom:10px}
  .workshop-inventory-head .workshop-overline{font-size:14px}.workshop-help-buttons{margin-top:9px;gap:5px}
  .workshop-help-buttons>button{font-size:12px;min-height:33px;padding:5px 6px}.workshop-help-buttons>button svg{display:none}
  .workshop-inventory{gap:6px}
  .workshop-tray-item{grid-template-columns:29px minmax(0,1fr);min-height:60px;padding:7px;column-gap:7px}
  .workshop-tray-item>.workshop-piece{max-width:29px;width:29px;height:29px}
  .workshop-tray-item>.workshop-piece-cpu,.workshop-tray-item>.workshop-piece-cooler{width:26px;height:26px}
  .workshop-tray-item>strong{font-size:15px}.workshop-tray-item>small{font-size:12px}
  .workshop-external-cable{font-size:14px;min-height:76px;flex-direction:column;align-items:flex-start}
  .workshop-external-cable small{font-size:12px}
  .workshop-slot-legend{gap:6px;margin:10px 0 17px}
  .workshop-legend-target{font-size:12px;min-height:44px;padding:6px;gap:5px}
  .workshop-legend-target>b{width:20px;height:20px}
  .workshop-case-interior{height:246px}
  .workshop-scene{min-height:305px}
}
@media(max-width:949px){
  .workshop-guide{margin:0 0 18px}
  .workshop-inventory-rail{background:#f5f7ff;border-color:#93c5fd}
  .workshop-inventory-head .workshop-overline{font-size:13px}
  .workshop-help-buttons>button{font-size:12px;padding:5px 7px;min-height:34px}
  .workshop-tray-item{min-height:106px}.workshop-tray-item>strong{font-size:14px}.workshop-tray-item>small{font-size:12px}
  .workshop-inventory{grid-auto-columns:128px}
  .workshop-root{padding-bottom:182px}
}
@media(max-width:760px){
  .workshop-action-pair{grid-template-columns:1fr;gap:7px}
  .workshop-stage-stepper{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
  .workshop-guide-top{gap:8px}.workshop-current-title{font-size:17px}.workshop-guide-step{font-size:12px}
  .workshop-current-instruction{font-size:14px}
  .workshop-show-target{font-size:12px;margin-left:auto}
  .workshop-guide-detail{font-size:12px}
  .workshop-slot-legend{grid-template-columns:repeat(2,minmax(0,1fr))}
  .workshop-legend-target{font-size:14px;min-height:44px}
  .workshop-external-cables{grid-template-columns:1fr;gap:12px}
  .workshop-external-cable{font-size:14px;min-height:64px;flex-direction:row;align-items:center;padding:12px;gap:12px;text-align:left}
  .workshop-external-cable small{font-size:12px}
  .workshop-inventory-rail{padding:9px 10px}.workshop-inventory-head .workshop-overline{font-size:12px}
  .workshop-help-buttons>button{font-size:12px;padding:5px 7px}
  .workshop-inventory{grid-auto-columns:128px}
  .workshop-tray-item>strong{font-size:14px}.workshop-tray-item>small{font-size:12px}
  .workshop-tower-top>span{font-size:12px;line-height:1.2;letter-spacing:0;max-width:none}
  .workshop-tower-bottom{font-size:12px;letter-spacing:0;line-height:1.3}
  .workshop-slot-outline,.workshop-piece-installed>span:last-child,.workshop-piece-installed.workshop-piece-cpu>span:last-child,.workshop-piece-installed.workshop-piece-gpu>span:last-child,.workshop-piece-installed.workshop-piece-cooler>span:last-child{font-size:12px}
  .workshop-lever small{font-size:12px;min-width:62px}.workshop-lever{min-height:55px}
  .workshop-screen-off p{font-size:12px}.workshop-screen-off>span{font-size:12px}
  .workshop-terminal-head{display:none}.workshop-terminal-lines>span{font-size:12px}.workshop-boot-terminal>strong{font-size:12px}
  .workshop-boot-terminal{padding:8px 6px}.workshop-terminal-lines{margin:5px 0;gap:3px}
  .workshop-boot-progress{margin-top:7px}
  .workshop-desktop-sky>strong{font-size:14px}.workshop-desktop-sky>span{font-size:12px}
  .workshop-taskbar{font-size:12px}
  .workshop-feedback{font-size:14px}.workshop-boot-card p{font-size:14px}
}

.workshop-slot.workshop-guide-next{position:absolute}
.workshop-lever.workshop-guide-next{position:absolute}
.workshop-tower-top>span{font-size:12px;font-weight:700;line-height:1.3;font-family:inherit}
/* Socket and retaining lever form one mechanical assembly, clear of DIMM slots. */
.workshop-socket-assembly{position:absolute;left:18%;top:12%;width:50%;display:grid;grid-template-columns:minmax(0,1fr) 44px;gap:6px;align-items:center;z-index:6;pointer-events:none}
.workshop-socket-bay{position:relative;aspect-ratio:1;min-width:0;border:3px solid #93aecd;border-radius:7px;background:#24365d;box-shadow:inset 0 0 0 3px #162447}
.workshop-socket-bay:after{content:'';position:absolute;right:-30px;top:50%;width:30px;height:4px;background:#bfdbfe;box-shadow:0 1px 0 #5476a6;pointer-events:none}
.workshop-socket-bay>.workshop-slot-cpu,.workshop-socket-bay>.workshop-slot-cooler.workshop-filled{position:absolute;inset:3px;left:3px;top:3px;width:calc(100% - 6px);height:calc(100% - 6px);min-height:0;pointer-events:auto}
.workshop-socket-bay>.workshop-slot-cpu .workshop-piece-cpu{width:min(82%,62px);height:auto;aspect-ratio:1;min-height:0}
.workshop-socket-bay>.workshop-slot-cooler.workshop-filled{z-index:8;pointer-events:none}
.workshop-socket-assembly>.workshop-lever{position:relative;left:auto;top:auto;right:auto;bottom:auto;width:44px;min-width:44px;min-height:72px;height:auto;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;padding:2px 0;background:transparent;pointer-events:auto;z-index:9}
.workshop-socket-assembly>.workshop-lever>span:not(.workshop-next-marker){position:relative;left:auto;top:auto;display:block;width:5px;height:34px;flex-shrink:0;background:#bfdbfe;transform-origin:50% 100%;transform:rotate(0);border-radius:3px;pointer-events:none}
.workshop-socket-assembly>.workshop-lever>span:not(.workshop-next-marker):before{content:'';position:absolute;top:0;left:-6px;width:17px;height:5px;background:#f8fafc;border-radius:3px}
.workshop-socket-assembly>.workshop-lever>span:not(.workshop-next-marker):after{content:'';position:absolute;bottom:-3px;left:-3px;width:11px;height:11px;border:2px solid #e0f2fe;background:#5476a6;border-radius:50%}
.workshop-socket-assembly>.workshop-lever-open>span:not(.workshop-next-marker){transform:rotate(-38deg)}
.workshop-socket-assembly>.workshop-lever small{position:relative;left:auto;top:auto;min-width:0;width:44px;margin:0;padding:3px 1px;font:700 12px/1.15 system-ui,sans-serif;text-align:center;color:#f8fafc;background:#172554;border-radius:4px;pointer-events:none}
.workshop-socket-assembly>.workshop-lever.workshop-guide-next>.workshop-next-marker{position:absolute;left:50%;top:-27px;width:auto;height:auto;min-height:0;transform:translateX(-50%);transform-origin:center;background:#2563eb}.workshop-socket-assembly>.workshop-lever>.workshop-next-marker:before,.workshop-socket-assembly>.workshop-lever>.workshop-next-marker:after{content:none}
.workshop-slot-placa{width:84%}.workshop-slot-ram{left:76%;width:12%}
@media(max-width:650px){.workshop-scene{flex-direction:column;align-items:center;gap:29px;min-height:0}.workshop-computer{width:100%;max-width:330px;padding-bottom:62px}.workshop-tower{width:100%;max-width:330px}.workshop-case-interior{height:310px}.workshop-socket-assembly{left:18%;top:12%;width:50%}.workshop-socket-bay>.workshop-slot-cpu .workshop-piece-cpu{max-width:64px}.workshop-slot-ram{left:76%;width:12%}}

.workshop-stage-stepper .workshop-stage-done{color:#155e75}
@media(prefers-reduced-motion:reduce){.workshop-root *{animation:none!important;transition:none!important}}
@media print{.workshop-help-buttons,.workshop-inventory,.workshop-inventory-rail{display:none}.workshop-root{display:block;padding-bottom:0}.workshop-bench{print-color-adjust:exact;-webkit-print-color-adjust:exact}}

.challenge-practice-label{background:#fef9c3;color:#713f12;border-bottom:1px solid #fde047;padding:12px 28px;font-size:13px;font-weight:650;line-height:1.7}

.challenge-shell{border:1px solid #bfdbfe;border-radius:22px;background:#fff;color:#172554;overflow:hidden;box-shadow:0 6px 0 #dbeafe;margin:0 0 30px;font-size:14px}
.challenge-header{display:flex;justify-content:space-between;gap:24px;padding:30px;background:linear-gradient(120deg,#1d4ed8,#6d28d9);color:#fff}.challenge-eyebrow{font:12px/1.5 ui-monospace,monospace;letter-spacing:1px;display:block}.challenge-header .challenge-eyebrow{color:#e0e7ff}.challenge-header h2{font-size:28px;line-height:1.2;margin:15px 0}.challenge-header p{font-size:14px;line-height:1.85;color:#e0e7ff;max-width:740px;margin:0}.challenge-case-number{background:#fde047;color:#713f12;width:66px;height:66px;border-radius:16px;font-size:43px;display:grid;place-items:center;transform:rotate(5deg);flex-shrink:0;box-shadow:4px 4px 0 #312e81}
.challenge-hud{display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1px solid #dbeafe;background:#eff6ff}.challenge-hud>div{padding:20px 24px;display:flex;align-items:center;gap:12px}.challenge-hud>div+div{border-left:1px solid #bfdbfe}.challenge-hud strong{font-size:26px;color:#1d4ed8;line-height:1}.challenge-hud>div:last-child strong{font-size:22px;letter-spacing:-2px;color:#9a5c0c;white-space:nowrap}.challenge-hud span{font-size:12px;line-height:1.5;color:#425579;max-width:130px}
.challenge-layout{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(260px,1fr);gap:25px;padding:28px}.challenge-main{min-width:0}.challenge-scene{border:1px solid #c7d2fe;border-radius:16px;overflow:hidden;background:#f5f7ff}.challenge-device-scene{padding:27px;background:radial-gradient(ellipse at top,#e0f2fe,#eef2ff);text-align:center}.challenge-monitor{max-width:430px;margin:auto;background:#1e3a8a;border:8px solid #1e3a8a;border-bottom:0;border-radius:14px 14px 8px 8px;box-shadow:5px 6px 0 #a5b4fc}.challenge-monitor-screen{min-height:190px;background:#0f172a;color:#e0e7ff;border-radius:5px;padding:25px 20px;display:flex;flex-direction:column;justify-content:center;align-items:center}.challenge-monitor-screen>strong{font-size:20px;line-height:1.4}.challenge-monitor-screen>p{font-size:12px;line-height:1.8;margin:13px 0 0;color:#cbd5e1}.challenge-screen-symbol{font:35px ui-monospace,monospace;color:#22d3ee;margin-bottom:10px}.challenge-screen-working{background:#cffafe;color:#164e63}.challenge-screen-working>p{color:#155e75}.challenge-screen-working .challenge-screen-symbol{color:#0e7490}.challenge-monitor-label{display:block;padding:10px;font:12px ui-monospace,monospace;color:#dbeafe;letter-spacing:1px}.challenge-device-objects{display:flex;align-items:center;justify-content:center;gap:23px;margin:25px 0}.challenge-mini-tower{display:flex;flex-direction:column;align-items:center;gap:8px;border:3px solid #1e40af;background:linear-gradient(120deg,#3b82f6,#6366f1);padding:13px 17px;border-radius:10px;box-shadow:4px 4px 0 #c7d2fe;color:#fff;min-width:100px}.challenge-mini-tower>span{font-size:16px;font-weight:650}.challenge-mini-tower i{width:28px;height:28px;border:4px solid #172554;border-radius:50%;background:#64748b}.challenge-mini-on i{background:#22d3ee;box-shadow:0 0 9px #22d3ee99}.challenge-mini-tower>strong{font:12px ui-monospace,monospace}.challenge-network-path,.challenge-hardware-path{font-size:12px;line-height:1.8;color:#425579;text-align:left;max-width:230px}
.challenge-button{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:46px;padding:12px 16px;background:#2563eb;color:#fff;border:1px solid #1d4ed8;border-radius:9px;font-size:14px;font-weight:600;line-height:1.5;cursor:pointer;text-align:center}.challenge-button:hover:not(:disabled){background:#1d4ed8}.challenge-button:disabled{opacity:.55;cursor:default}.challenge-button-light{background:#fff;color:#1e40af;border-color:#bfdbfe}.challenge-button-light:hover:not(:disabled){background:#eff6ff}.challenge-button-primary{box-shadow:0 4px 0 #bfdbfe;width:100%}.challenge-button-hint{background:#fef9c3;color:#713f12;border-color:#fde047;width:100%;margin-top:22px;font-size:12px}.challenge-button-hint:hover:not(:disabled){background:#fef08a}.challenge-tools{margin-top:26px}.challenge-tools h3,.challenge-decisions h3{font-size:18px;line-height:1.4;margin-bottom:12px}.challenge-tools>p,.challenge-repairs>p,.challenge-verify>p{font-size:12px;line-height:1.8;color:#52627a;margin:0 0 15px}.challenge-tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.challenge-tool{background:#fff;border:1px solid #c7d2fe;border-radius:10px;padding:15px;text-align:left;min-height:80px;color:#172554;cursor:pointer}.challenge-tool:hover{background:#eff6ff;border-color:#3b82f6}.challenge-tool strong{display:block;font-size:14px;line-height:1.5;margin-bottom:6px}.challenge-tool span{display:block;font-size:12px;color:#52627a;line-height:1.7}.challenge-tool-used{background:#ecfeff;border-color:#67e8f9}.challenge-evidence{background:#172554;color:#e0f2fe;border:1px solid #1e40af;border-radius:12px;padding:22px;margin-top:18px}.challenge-evidence .challenge-eyebrow{color:#67e8f9;font-size:12px}.challenge-evidence p{font:14px/1.9 ui-monospace,monospace;margin:12px 0 0;overflow-wrap:anywhere}.challenge-decisions{min-width:0;background:#f8faff;border:1px solid #dbeafe;padding:22px;border-radius:14px;align-self:start}.challenge-goals{list-style:none;padding:0;margin:0 0 25px}.challenge-goals li{display:flex;gap:10px;align-items:flex-start;margin:13px 0;font-size:14px;line-height:1.7;color:#52627a}.challenge-goals li>span{color:#64748b;flex-shrink:0}.challenge-goals li.challenge-goal-met{color:#155e75}.challenge-goals li.challenge-goal-met>span{color:#0891b2;font-weight:700}.challenge-repairs{padding-top:22px;border-top:1px solid #dbeafe}.challenge-repairs .challenge-button{display:flex;width:100%;margin-bottom:10px}.challenge-verify{border-top:1px solid #dbeafe;margin-top:24px;padding-top:23px}.challenge-small{font-size:12px;line-height:1.8;color:#52627a;margin:14px 0 0}.challenge-feedback{border-top:1px solid #bfdbfe;background:#eff6ff;color:#1e40af;padding:22px 28px;font-size:14px;line-height:1.9}.challenge-log{margin:0 28px;padding:20px 0;color:#52627a;font-size:12px;border-bottom:1px solid #dbeafe}.challenge-log summary{cursor:pointer;color:#1e40af;font-size:14px;min-height:28px}.challenge-log ol{padding-left:22px;line-height:1.85;margin-bottom:0}.challenge-log li{padding:8px 4px}.challenge-log-evidence{color:#155e75}.challenge-log-failure{color:#9a3412}.challenge-log-success{color:#1d4ed8}.challenge-footer{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 28px}.challenge-footer>span{display:flex;gap:7px;flex-wrap:wrap}.challenge-footer>span>span{font-size:12px;background:#ede9fe;color:#5b21b6;border:1px solid #ddd6fe;padding:5px 9px;border-radius:6px}.challenge-footer .challenge-button{font-size:12px}.challenge-result{padding:35px;text-align:center}.challenge-result>span{font-size:45px;letter-spacing:5px;color:#b77910}.challenge-result h3{font-size:25px;line-height:1.3;margin:22px 0 15px}.challenge-result p{font-size:14px;line-height:1.9;max-width:780px;margin:0 auto 20px;color:#425579}.challenge-result-win{background:linear-gradient(120deg,#ecfeff,#eff6ff)}.challenge-result-fail{background:#fff7ed}.challenge-result-fail>span{color:#c2410c}.challenge-result .challenge-button{margin-top:7px}
.challenge-desktop{padding:22px;background:linear-gradient(120deg,#dbeafe,#ede9fe)}.challenge-device-title{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:17px}.challenge-device-title strong{font-size:16px;line-height:1.5}.challenge-device-title>span{font:14px ui-monospace,monospace;color:#1e40af;white-space:nowrap}.challenge-memory-bar{display:flex;gap:5px;margin-bottom:20px}.challenge-memory-bar>span{flex:1;height:20px;border:1px solid #93c5fd;background:#fff;border-radius:4px}.challenge-memory-bar>span.challenge-memory-used{background:#6366f1;border-color:#4f46e5}.challenge-process-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.challenge-process{background:#f8faff;border:1px dashed #a5b4fc;border-radius:11px;padding:17px;color:#52627a}.challenge-process-open{background:#fff;border-style:solid;box-shadow:0 3px 0 #c7d2fe}.challenge-app-icon{display:grid;place-items:center;width:40px;height:40px;background:#dbeafe;color:#1d4ed8;border-radius:10px;font-size:22px;margin-bottom:13px}.challenge-process:nth-child(4) .challenge-app-icon{background:#ffedd5;color:#9a3412}.challenge-process h4{font-size:14px;line-height:1.5;margin:0 0 7px}.challenge-process p{font-size:12px;margin:0 0 14px}.challenge-process .challenge-button{font-size:12px;padding:9px 11px;min-height:42px;width:100%}.challenge-document-status{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:17px;background:#fff;border:1px solid #c7d2fe;border-radius:10px;margin-top:17px;font-size:12px}.challenge-document-status strong{color:#6d28d9;font-size:12px}.challenge-document-status .challenge-button{font-size:12px;margin-left:auto}
.challenge-builder{padding:23px;background:linear-gradient(125deg,#eff6ff,#f5f3ff)}.challenge-builder-meter{display:flex;gap:23px;justify-content:space-between}.challenge-builder-meter span{font:12px/1.6 ui-monospace,monospace;display:block;color:#52627a}.challenge-builder-meter strong{display:block;font-size:33px;letter-spacing:-1px;margin-top:6px;color:#1d4ed8}.challenge-builder-meter small{font-size:16px;font-weight:400;letter-spacing:0}.challenge-builder-meter strong.challenge-over-budget{color:#c2410c}.challenge-part-slot{border-top:1px solid #c7d2fe;margin-top:20px;padding-top:17px}.challenge-part-slot label{font-size:14px;font-weight:650;display:block;margin-bottom:8px}.challenge-part-slot select{font-size:14px;padding:12px;width:100%;background:#fff;border:1px solid #a5b4fc;color:#172554;border-radius:8px;min-height:46px}.challenge-part-slot p{font-size:12px;line-height:1.8;color:#52627a;margin:9px 0 0}.challenge-storage{padding:22px;background:linear-gradient(125deg,#eff6ff,#ecfeff)}.challenge-file-grid{display:grid;gap:10px}.challenge-file{display:flex;gap:12px;align-items:center;background:#fff;border:1px solid #bfdbfe;padding:16px;border-radius:10px}.challenge-file>span{font-size:28px;width:34px;flex-shrink:0;color:#2563eb}.challenge-file>div{flex:1;min-width:0}.challenge-file h4{font-size:14px;line-height:1.5;margin:0 0 5px}.challenge-file p{font-size:12px;color:#52627a;line-height:1.7;margin:0}.challenge-file .challenge-button{font-size:12px;padding:9px 11px}.challenge-file-removed{background:#f1f5f9;border-style:dashed}.challenge-file-removed>strong{font-size:12px;color:#64748b}.challenge-external{background:#fff;border:1px solid #c4b5fd;border-radius:11px;padding:19px;margin-top:20px}.challenge-external>strong{font-size:15px;color:#5b21b6;line-height:1.5}.challenge-external>p{font-size:12px;line-height:1.8;margin:9px 0 17px;color:#52627a}.challenge-button-row{display:flex;gap:8px;flex-wrap:wrap}.challenge-button-row .challenge-button{font-size:12px;padding:10px 12px}.challenge-external details{margin-top:18px;border-top:1px solid #ddd6fe;padding-top:15px}.challenge-external summary{font-size:12px;color:#5b21b6;cursor:pointer;margin-bottom:13px}
.challenge-shell :focus-visible{outline:3px solid #f97316;outline-offset:3px}
@media(max-width:1150px){.challenge-layout{grid-template-columns:minmax(0,1.2fr) minmax(245px,1fr);padding:22px;gap:19px}.challenge-header{padding:25px}.challenge-hud>div{padding:18px;gap:10px}.challenge-hud span{font-size:12px}.challenge-decisions{padding:19px}.challenge-device-scene{padding:22px 17px}.challenge-monitor-screen{min-height:180px;padding:20px 15px}.challenge-monitor-screen>strong{font-size:19px}.challenge-hardware-path,.challenge-network-path{max-width:150px}.challenge-mini-tower{min-width:85px;padding:12px}.challenge-desktop,.challenge-builder,.challenge-storage{padding:19px}.challenge-process-grid{gap:10px}.challenge-process{padding:14px}.challenge-file{flex-wrap:wrap}.challenge-file .challenge-button{margin-left:auto}}
@media(max-width:950px){.challenge-layout{grid-template-columns:1fr}.challenge-decisions{display:grid;grid-template-columns:1fr 1fr;gap:0 23px}.challenge-decisions>h3,.challenge-decisions>.challenge-goals,.challenge-decisions>.challenge-small{grid-column:1/-1}.challenge-repairs{grid-column:1;padding-top:18px}.challenge-verify{grid-column:2;grid-row:3;padding-top:18px;margin-top:0}.challenge-button-hint{grid-column:1/-1;margin-top:18px}.challenge-tool-grid{grid-template-columns:repeat(2,1fr)}.challenge-monitor{max-width:450px}.challenge-monitor-screen{min-height:200px}.challenge-hardware-path,.challenge-network-path{max-width:250px}.challenge-process-grid{grid-template-columns:repeat(2,1fr)}.challenge-file{flex-wrap:nowrap}.challenge-process h4{font-size:15px}.challenge-part-slot select{font-size:14px}.challenge-builder-meter{justify-content:flex-start;gap:50px}}
@media(max-width:650px){.challenge-header{padding:23px 20px;gap:15px}.challenge-header h2{font-size:25px}.challenge-header .challenge-eyebrow{font-size:12px;letter-spacing:.5px}.challenge-header p{font-size:14px}.challenge-case-number{width:49px;height:49px;font-size:34px;border-radius:12px}.challenge-hud>div{padding:17px 12px;flex-direction:column;gap:9px;align-items:flex-start}.challenge-hud strong{font-size:25px}.challenge-hud>div:last-child strong{font-size:22px}.challenge-hud span{font-size:12px;line-height:1.6}.challenge-layout{padding:20px 16px;gap:22px}.challenge-decisions{display:block;padding:20px}.challenge-repairs{margin-top:25px;padding-top:23px}.challenge-verify{margin-top:24px;padding-top:23px}.challenge-tool{padding:14px}.challenge-tool strong{font-size:14px}.challenge-tool span{font-size:12px}.challenge-evidence{padding:19px}.challenge-evidence p{font-size:14px}.challenge-feedback{padding:20px;font-size:14px}.challenge-log{margin:0 20px}.challenge-footer{padding:20px;gap:15px;flex-wrap:wrap}.challenge-header h2,.challenge-tools h3,.challenge-decisions h3{letter-spacing:-.4px}.challenge-goals li{font-size:14px}.challenge-process-grid{gap:10px}.challenge-process{padding:15px 12px}.challenge-process .challenge-button{font-size:12px;padding:10px 8px}.challenge-document-status{padding:15px}.challenge-builder-meter{justify-content:space-between;gap:15px}.challenge-builder-meter span{font-size:12px}.challenge-builder-meter strong{font-size:29px}.challenge-file{padding:15px 12px;gap:9px;flex-wrap:wrap}.challenge-file .challenge-button{margin-left:46px}.challenge-storage .challenge-device-title{align-items:flex-start;flex-direction:column;gap:7px}.challenge-external{padding:17px}.challenge-result{padding:28px 20px}.challenge-result h3{font-size:24px}.challenge-result p{font-size:14px}.challenge-device-objects{gap:16px}.challenge-hardware-path,.challenge-network-path{font-size:12px}.challenge-mini-tower>strong{font-size:12px}}
@media(max-width:400px){.challenge-case-number{display:none}.challenge-header h2{font-size:25px}.challenge-device-scene{padding:20px 14px}.challenge-monitor{border-width:6px;border-bottom:0}.challenge-monitor-screen{min-height:180px;padding:21px 13px}.challenge-monitor-screen>strong{font-size:18px}.challenge-monitor-screen>p{font-size:12px}.challenge-device-objects{align-items:center}.challenge-hardware-path,.challenge-network-path{max-width:150px}.challenge-mini-tower{padding:11px 10px;min-width:77px}.challenge-desktop,.challenge-builder,.challenge-storage{padding:17px 13px}.challenge-process-grid{grid-template-columns:1fr}.challenge-process{display:grid;grid-template-columns:40px 1fr;gap:3px 12px;padding:16px}.challenge-app-icon{grid-row:1/3;margin:0}.challenge-process h4{margin:0;font-size:14px}.challenge-process p{margin:0;font-size:12px}.challenge-process .challenge-button{grid-column:1/-1;margin-top:10px;font-size:14px}.challenge-tool-grid{gap:9px}.challenge-tool{padding:13px 11px}.challenge-part-slot select{font-size:14px}.challenge-device-title strong{font-size:15px}.challenge-button-row .challenge-button{font-size:12px}}
@media(prefers-reduced-motion:reduce){.challenge-shell *{animation:none!important;transition:none!important}}
@media print{.challenge-tools,.challenge-repairs,.challenge-verify,.challenge-button,.challenge-log{display:none!important}.challenge-layout{display:block}.challenge-header{background:#fff;color:#172554;border-bottom:1px solid #888}.challenge-header p,.challenge-header .challenge-eyebrow{color:#172554}.challenge-shell{box-shadow:none}.challenge-result{break-inside:avoid}}

.case-rules{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:0 0 30px}.case-rules>div{background:#fff;border:1px solid #bfdbfe;border-radius:13px;padding:22px;border-top:4px solid #3b82f6}.case-rules>div:nth-child(2){border-top-color:#8b5cf6}.case-rules>div:nth-child(3){border-top-color:#f97316}.case-rules strong{display:block;font-size:16px;line-height:1.5;color:#172554;margin-bottom:11px}.case-rules p{font-size:14px;line-height:1.85;color:#52627a;margin:0}.case-lobby-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:23px}.case-brief-card{display:flex;flex-direction:column;padding:25px 23px;border:1px solid #c7d2fe;border-radius:17px;background:#fff;box-shadow:0 5px 0 #dbeafe;color:#172554;transition:transform .15s,border-color .15s;min-width:0}.case-brief-card:hover{transform:translateY(-3px);border-color:#3b82f6}.case-card-top{display:flex;align-items:center;justify-content:space-between;gap:12px;font:12px ui-monospace,monospace;color:#52627a;margin-bottom:22px}.case-card-top strong{font-size:18px;color:#9a5c0c;letter-spacing:1px}.case-card-icon{display:grid;place-items:center;flex-shrink:0;width:58px;height:58px;background:#dbeafe;color:#2563eb;border:1px solid #93c5fd;border-radius:15px;font-size:30px;margin-bottom:24px;transform:rotate(-4deg)}.case-brief-card:nth-child(3n+2) .case-card-icon{background:#ede9fe;border-color:#c4b5fd;color:#7c3aed;transform:rotate(4deg)}.case-brief-card:nth-child(3n) .case-card-icon{background:#ffedd5;border-color:#fdba74;color:#c2410c}.case-brief-card h2,.case-brief-card h3{font-size:23px;line-height:1.25;margin:0 0 14px}.case-brief-card>p{font-size:14px;line-height:1.85;color:#52627a;margin-bottom:20px}.case-brief-card .term-chips{display:flex;flex-wrap:wrap;gap:7px;margin:0 0 20px}.case-brief-card .term-chips>span{background:#eff6ff;border:1px solid #dbeafe;color:#1e40af;border-radius:5px;padding:5px 8px;font-size:12px;line-height:1.6}.case-enter{display:flex;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid #dbeafe;padding-top:18px;margin-top:auto;font-size:14px;font-weight:650;color:#1d4ed8}.case-records{display:grid;grid-template-columns:1fr 1fr;gap:13px;margin:24px 0 34px}.case-records>a{display:flex;align-items:center;gap:12px;padding:20px;background:#fff;border:1px solid #c7d2fe;border-radius:11px;font-size:14px;line-height:1.6}.case-records>a>span{flex:1}.case-records>a>strong{color:#9a5c0c;letter-spacing:1px;font-size:20px;white-space:nowrap}.case-records>a>svg{flex-shrink:0;color:#2563eb}
@media(max-width:1150px){.case-lobby-grid{grid-template-columns:1fr 1fr;gap:20px}.case-rules{gap:13px}.case-rules>div{padding:19px}.case-rules strong{font-size:15px}.case-rules p{font-size:14px}.case-brief-card{padding:24px 21px}.case-records{grid-template-columns:1fr}}
@media(max-width:650px){.case-rules{grid-template-columns:1fr;gap:12px}.case-rules>div{padding:20px}.case-lobby-grid{grid-template-columns:1fr;gap:22px}.case-brief-card{padding:25px}.case-brief-card h2,.case-brief-card h3{font-size:25px}.case-brief-card>p{font-size:14px}.case-card-icon{width:61px;height:61px;margin-bottom:23px}.case-rules strong{font-size:16px}.case-records>a{padding:19px 16px;font-size:14px;gap:10px}.case-records>a>strong{font-size:19px}}
@media(prefers-reduced-motion:reduce){.case-brief-card{transition:none}}

/* One current instruction, followed by observable, criterion-level feedback. */
.challenge-current{padding:18px 28px;background:#eff6ff;border-bottom:1px solid #bfdbfe}.challenge-current>strong{display:block;font-size:18px;line-height:1.4;color:#172554}.challenge-current>p{font-size:14px;line-height:1.7;margin:7px 0 0;color:#334e78}.challenge-steps{display:flex;list-style:none;gap:9px;padding:0;margin:0 0 14px;flex-wrap:wrap}.challenge-steps>li{border:1px solid #c7d2fe;background:white;color:#52627a;padding:6px 11px;border-radius:7px;font-size:13px}.challenge-steps>[aria-current=step]{background:#2563eb;border-color:#1d4ed8;color:white;font-weight:700}.challenge-goals li.challenge-criterion{display:block;background:#fff;border:1px solid #e2e8f0;border-left:4px solid #f97316;border-radius:8px;padding:12px;margin:10px 0}.challenge-goals li.challenge-goal-met{border-left-color:#0891b2;background:#f0fdfa}.challenge-criterion-status{display:block;font-size:12px;font-weight:700;margin-bottom:4px}.challenge-goal-copy>strong{display:block;font-size:14px;line-height:1.55;color:#172554}.challenge-goal-copy>p,.challenge-result .challenge-goal-copy>p{font-size:13px;line-height:1.65;margin:5px 0 0;color:#425579}.challenge-result>.challenge-goals{max-width:740px;margin:20px auto;text-align:left}.challenge-result>details{max-width:740px;margin:20px auto;text-align:left;font-size:14px}.challenge-result>details>summary{cursor:pointer;min-height:40px;color:#1e40af}.challenge-feedback:focus{outline:3px solid #2563eb;outline-offset:-3px}.challenge-decisions>.challenge-small:last-child{display:none}
@media(max-width:950px){.challenge-decisions{display:block}.challenge-verify{margin-top:20px}.challenge-current{padding:18px 22px}}
@media(max-width:650px){.challenge-current{padding:17px 20px}.challenge-current>strong{font-size:17px}.challenge-steps{gap:6px}.challenge-steps>li{font-size:12px;padding:6px 8px}}

/* Play is the main learning surface. Reading is an optional notebook. */
:root{--play-lime:#d5f770;--play-purple:#7655c5;--play-orange:#f2a65c;--play-dark:#183b35}
.sidebar-player{display:flex;align-items:center;gap:11px;padding:16px 10px;background:#edf2e1;border:1px solid #d9e4c7;border-radius:13px;margin:0 2px 28px}.player-avatar{background:var(--green);color:var(--play-lime);width:38px;height:38px;border-radius:11px;display:grid;place-items:center}.sidebar-player strong{display:block;font-size:11px;line-height:1.5}.sidebar-player span:not(.player-avatar){font:10px ui-monospace,monospace;color:#596b4f}.play-welcome{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:24px}.play-welcome .eyebrow{margin:0}.level-pill{display:flex;align-items:center;gap:8px;border:1px solid #c5d5ae;background:#eff7df;border-radius:20px;padding:8px 13px;font-size:10px;color:#435b32;white-space:nowrap}.level-pill>span{opacity:.45}
.play-hero{display:grid;grid-template-columns:1fr 1.1fr;background:#e7eedb;border:1px solid #d1ddc3;border-radius:24px;min-height:455px;overflow:hidden;position:relative}.play-hero:before{content:'';position:absolute;inset:0;background-image:radial-gradient(#a5ba8d 1px,transparent 1px);background-size:22px 22px;opacity:.3;pointer-events:none}.play-hero-copy{padding:38px 0 33px 34px;position:relative;z-index:1}.play-sticker{display:inline-block;background:var(--play-lime);border:1px solid #a9c855;border-radius:5px;padding:6px 10px;transform:rotate(-2deg);font:9px ui-monospace,monospace;letter-spacing:1.5px;margin-bottom:23px;color:#354e28;box-shadow:3px 3px 0 #bed38d}.play-hero h1{font-size:clamp(39px,4.2vw,66px);line-height:1.02;letter-spacing:-.06em;margin:0 0 22px;color:#183b35}.play-hero h1 em{font-style:normal;color:var(--play-purple);position:relative}.play-hero h1 em:after{content:'';display:block;height:5px;background:#f2ad68;position:absolute;bottom:-5px;left:0;right:0;transform:rotate(-3deg);border-radius:4px}.play-hero-copy>p{font-size:12px;line-height:1.9;color:#4e6447;margin-bottom:26px}.play-hero-copy .button-row{gap:10px}.play-hero-copy .button{font-size:11px;gap:9px;padding:13px 16px;box-shadow:0 3px 0 #173e3522}.play-hero-copy .primary{background:var(--green);color:white}.play-hero-copy .secondary{border-color:#c3d1b3;background:#faffed;color:#3b5430}.hero-play-meta{display:block;font:8px/1.7 ui-monospace,monospace;color:#576f48;margin-top:21px;letter-spacing:.2px}
.desk-demo{min-height:430px;align-self:stretch;position:relative;isolation:isolate}.desk-label{position:absolute;top:31px;right:25px;display:flex;align-items:center;gap:7px;font:9px ui-monospace,monospace;letter-spacing:1px;color:#4c6540;transform:rotate(3deg);padding:7px 10px;background:#fffdf0;border:1px solid #cdd8bd;box-shadow:3px 3px 0 #c4d2ad}.desk-surface{position:absolute;bottom:54px;left:4%;right:5%;height:11px;border-radius:5px;background:#b9c7a6;box-shadow:0 8px 0 #9eaf89;z-index:-1}.desk-monitor{position:absolute;top:22%;left:1%;width:60%;height:44%;border:9px solid #344f48;border-bottom-width:17px;border-radius:12px 12px 8px 8px;background:#182e2c;box-shadow:5px 7px 0 #9db496;transform:rotate(-3deg);z-index:2}.desk-screen{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;overflow:hidden;padding:10px;background:#182b2a;border-radius:3px;color:#849892;position:relative}.desk-screen:after{content:'';position:absolute;inset:0;background:repeating-linear-gradient(0deg,transparent,transparent 3px,#0000000c 3px,#0000000c 4px);pointer-events:none}.screen-sleep{font:50px ui-monospace,monospace;color:#8dba67;animation:cursor-blink 1.3s steps(2,end) infinite}.screen-off-label{font:7px ui-monospace,monospace;letter-spacing:1px;color:#c3cfc1;margin-top:12px}.monitor-bezel{display:flex;justify-content:space-between;position:absolute;bottom:-13px;left:5px;right:7px;align-items:center;font:5px ui-monospace,monospace;letter-spacing:2px;color:#d7e1ce}.monitor-led{width:4px;height:4px;background:#8f9f8b;border-radius:50%}.monitor-stand{position:absolute;top:calc(100% + 15px);left:41%;width:16%;height:38%;background:#526b60;z-index:-1;box-shadow:4px 3px 0 #99ad91}.monitor-stand:after{content:'';position:absolute;bottom:-3px;width:310%;height:11px;left:-105%;background:#3d5e50;border-radius:4px;box-shadow:3px 3px 0 #a0b392}
.desk-tower{position:absolute;right:9%;top:20%;width:26%;height:59%;border:4px solid #2d4b40;background:#44664e;border-radius:10px 13px 7px 7px;box-shadow:9px 8px 0 #9eaf8d;transform:rotate(3deg);display:flex;flex-direction:column;align-items:center;overflow:visible}.desk-tower:before{content:'';position:absolute;left:100%;top:5px;bottom:0;width:13px;background:#254337;transform:skewY(30deg);transform-origin:left top;border-radius:0 4px 4px 0}.tower-brand{font:6px ui-monospace,monospace;color:#e2ebd3;letter-spacing:1.5px;margin-top:12px}.desk-power{width:44px;height:44px;flex-shrink:0;border:2px solid #9eb88b;border-radius:50%;background:#264437;color:#d8edb7;font-size:25px;line-height:1;margin:14px 0 13px;box-shadow:0 4px 0 #142d27;transition:transform .1s,background .2s,box-shadow .2s;cursor:pointer;z-index:5}.desk-power:hover{background:#496a43;color:#e6ffba;box-shadow:0 4px 0 #142d27,0 0 0 7px #c4ee6c33;transform:scale(1.08)}.desk-power:active{transform:translateY(3px);box-shadow:0 1px 0 #142d27}.tower-fan{width:58px;height:58px;max-width:80%;aspect-ratio:1;border:4px solid #254734;border-radius:50%;background:#1e392d;display:grid;place-items:center;margin-bottom:13px;box-shadow:inset 0 0 0 1px #74915d;position:relative}.tower-fan:after{content:'';position:absolute;width:9px;height:9px;background:#9fbb7b;border:3px solid #335136;border-radius:50%}.tower-fan>span{width:85%;height:85%;border-radius:50%;background:conic-gradient(#7c995d 0 40deg,transparent 40deg 90deg,#7c995d 90deg 130deg,transparent 130deg 180deg,#7c995d 180deg 220deg,transparent 220deg 270deg,#7c995d 270deg 310deg,transparent 310deg)}.tower-ports{display:flex;gap:8px;margin-top:auto;margin-bottom:13px}.tower-ports i{width:15px;height:5px;background:#183c2c;border:1px solid #8ba777}.tower-led{position:absolute;bottom:9px;width:4px;height:4px;background:#8d9f73;border-radius:50%}.desk-keyboard{position:absolute;bottom:67px;left:6%;width:52%;height:35px;background:#647f62;border:3px solid #446242;border-radius:5px;transform:skew(-18deg) rotate(-2deg);box-shadow:4px 5px 0 #91a77d;color:#d4e0c1;font:17px/17px monospace;letter-spacing:-1px;text-align:center;padding-top:1px;overflow:hidden}.desk-keyboard i{display:block;height:4px;width:45%;background:#d0ddba;margin:2px auto;border-radius:2px}.desk-hint{position:absolute;bottom:15px;left:0;right:0;text-align:center;font-size:10px;color:#4b663d;line-height:1.7;padding:0 10px}.desk-demo.is-on .desk-screen{background:#edf8d8;color:#274a36;box-shadow:inset 0 0 22px #d0ef81}.desk-demo.is-on .desk-screen>strong{font-size:18px;letter-spacing:-.5px}.desk-demo.is-on .desk-screen>p{font-size:9px;margin:8px 0 15px}.desk-demo.is-on .desk-screen>a{font:8px ui-monospace,monospace;background:#d0ec9b;border:1px solid #a0bd70;border-radius:4px;padding:7px 12px;z-index:2}.desktop-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:#cbe594;color:#345b26;font-size:24px;margin-bottom:12px;transform:rotate(-5deg)}.desk-demo.is-on .desk-power{background:#d5f770;color:#294826;border-color:#c2e47b;box-shadow:0 4px 0 #193722,0 0 20px #d5f77055}.desk-demo.is-on .tower-fan{box-shadow:inset 0 0 0 3px #a5d659,0 0 12px #b9e85d66}.desk-demo.is-on .tower-fan>span{animation:fan-spin 1.2s linear infinite}.desk-demo.is-on .tower-led,.desk-demo.is-on .monitor-led{background:#d4fa79;box-shadow:0 0 7px #cded83}
.play-three{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:27px 0 40px}.play-three>a{display:flex;gap:13px;align-items:flex-start;border-bottom:2px solid #dce5cf;padding:12px 0 22px}.play-number{display:grid;place-items:center;flex-shrink:0;width:31px;height:31px;border-radius:9px;background:#e6efd6;color:#526f3b;font:12px ui-monospace,monospace;transform:rotate(-4deg)}.play-three>a:nth-child(2) .play-number{background:#eae2f6;color:#7654a3}.play-three>a:nth-child(3) .play-number{background:#f8e3c8;color:#93632e}.play-three h2{font-size:16px;margin:0 0 9px;letter-spacing:-.4px}.play-three p{font-size:11px;color:#5b6b53;line-height:1.8;margin:0}.play-three>a>svg{width:16px;margin-left:auto;margin-top:6px}.home-challenges{display:grid;grid-template-columns:repeat(3,1fr);gap:19px}.home-challenge{background:#fff;border:1px solid #d7e0ca;border-radius:16px;position:relative;padding:24px;box-shadow:0 4px 0 #e1e8d7;transition:transform .15s,box-shadow .15s}.home-challenge:hover{transform:translateY(-4px);box-shadow:0 8px 0 #e1e8d7}.home-challenge-icon{background:#eaf0db;color:#658343;border-radius:13px;width:54px;height:54px;display:grid;place-items:center;transform:rotate(-5deg);margin-bottom:24px}.home-challenge:nth-child(2) .home-challenge-icon{background:#ece4fb;color:#805eb8}.home-challenge:nth-child(3) .home-challenge-icon{background:#fae5ce;color:#a26c37}.challenge-xp{position:absolute;right:21px;top:28px;font:10px ui-monospace,monospace;color:#597746;background:#f0f6e4;border:1px solid #d3e2b8;padding:4px 7px;border-radius:5px}.home-challenge h3{font-size:20px;line-height:1.3}.home-challenge p{font-size:12px;line-height:1.9;color:#596a51}.home-challenge .text-link{font-size:11px;font-weight:650}
.campaign-banner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:25px 29px;border-radius:17px;background:var(--green);color:#e5f2d4;margin-bottom:32px;border:1px solid #345f44}.campaign-banner>div:first-child{display:flex;align-items:center;gap:19px}.campaign-avatar{display:grid;place-items:center;flex-shrink:0;width:64px;height:64px;background:#d5f770;color:#2d4c2b;border-radius:16px;transform:rotate(-6deg);box-shadow:4px 4px 0 #0d2b24}.campaign-banner .eyebrow{color:#c4de9b;font-size:9px;margin:0 0 5px}.campaign-banner h2{font-size:25px;margin:0 0 8px}.campaign-banner p{font-size:11px;color:#b8cfa1;margin:0}.campaign-banner .secondary{font-size:11px;background:#e2efcb;border:0;color:#34502d}.mission-map{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;padding-top:5px}.map-mission{background:#fff;border:1px solid #dbe3d0;border-radius:17px;padding:22px;box-shadow:0 5px 0 #e1e7d6;display:flex;flex-direction:column;transition:transform .15s,border-color .15s}.map-mission:hover{transform:translateY(-4px);border-color:#8ca962}.map-mission.is-done{background:#f3f9e9;border-color:#b5cc94}.map-mission-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:17px}.map-number{font:11px ui-monospace,monospace;background:#edf2e6;border:1px solid #dfe7d2;border-radius:6px;display:grid;place-items:center;width:28px;height:28px;color:#557041}.map-xp{font:9px ui-monospace,monospace;color:#4e6b35}.map-object{display:grid;place-items:center;background:#eff4e5;width:65px;height:65px;border:1px solid #e0e9d4;border-radius:17px;transform:rotate(-4deg);color:#668940;margin:8px 0 23px}.map-software .map-object{background:#eee7fa;color:#7c5ab3;border-color:#e2d5f5;transform:rotate(4deg)}.map-conexiones .map-object{background:#fae9d7;color:#b17436;border-color:#efdabf}.map-category{font:9px ui-monospace,monospace;color:#5c7150;letter-spacing:1px;text-transform:uppercase;margin-bottom:9px}.map-mission h2{font-size:21px;line-height:1.25;margin-bottom:12px}.map-mission>p{font-size:12px;line-height:1.85;color:#5d6e52;margin-bottom:23px}.map-play{margin-top:auto;display:flex;justify-content:space-between;align-items:center;border-top:1px dashed #d8e3cb;padding-top:17px;color:#4d6a35;font-size:11px;font-weight:600}.map-boss{background:#e5def5;border-color:#d1bfe9;box-shadow:0 5px 0 #d6c8ed}.map-boss .map-object{color:#714eb0;background:#d9c8f2;border-color:#bfa5e0}.map-boss .map-xp{color:#62438e}.map-boss .map-number{background:#f8f0dd;border-color:#dfcba3;color:#9b742d}.map-boss .map-play{border-color:#bfa8dc;color:#62428f}
.mission-page-title{display:flex;align-items:center;justify-content:space-between;gap:22px;margin:20px 0 27px}.mission-page-title h1{font-size:clamp(28px,3vw,40px);margin-bottom:12px}.mission-page-title p:not(.eyebrow){color:#596c52;font-size:13px;max-width:720px;line-height:1.8;margin:0}.xp-token{flex-shrink:0;padding:12px 16px;background:#edf6d9;border:1px solid #c6d99d;border-radius:10px;transform:rotate(3deg);font:11px ui-monospace,monospace;color:#45622e;box-shadow:3px 3px 0 #dce8c2}.lesson-mission-root{min-height:320px}.mission-next{display:flex;gap:20px;align-items:center;justify-content:space-between;margin:22px 0 30px}.mission-next>p{display:flex;gap:10px;align-items:center;font-size:11px;color:#5e7152;margin:0;line-height:1.8}.mission-next .button{white-space:nowrap;font-size:11px}.knowledge-notebook{background:#fffdf6;border:1px solid #e5dfc9;border-radius:14px;margin-top:15px;overflow:hidden}.knowledge-notebook>summary{list-style:none;display:flex;gap:15px;align-items:center;padding:24px 27px;cursor:pointer;color:#726341;background:repeating-linear-gradient(transparent,transparent 23px,#e3dbc633 24px);min-height:80px}.knowledge-notebook>summary::-webkit-details-marker{display:none}.knowledge-notebook>summary>span:nth-child(2){font-size:15px;font-weight:600}.knowledge-notebook>summary small{display:block;font-size:10px;font-weight:400;color:#716d54;margin-top:7px}.notebook-toggle{font:9px ui-monospace,monospace;margin-left:auto;white-space:nowrap}.knowledge-notebook[open]>summary{border-bottom:1px solid #e5dfc9}.notebook-content{padding:28px 32px;max-width:900px;margin:auto}.notebook-content .reading-section>p{font-size:14px;line-height:1.95}.notebook-content .lesson-check{margin-bottom:15px}.knowledge-notebook .objectives{padding-top:0}.workshop-preamble{display:flex;justify-content:space-between;gap:20px;font-size:11px;color:#586e48;margin-bottom:20px;flex-wrap:wrap}.play-theory-note{display:flex;align-items:center;gap:12px;background:#f0f4e6;border:1px dashed #cfddbc;border-radius:12px;padding:18px 22px;margin-top:24px;color:#5a7048;font-size:12px;line-height:1.8}.play-theory-note p{margin:0}.xp-total{font-size:42px;font-weight:650;letter-spacing:-2px}.xp-total small{font-size:15px;letter-spacing:0;font-weight:400;color:#b9d399}.badge-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px;margin:24px 0 35px}.achievement{border:1px dashed #d0d7c7;background:#f0f2ec;border-radius:14px;padding:23px;display:flex;gap:16px;color:#596555}.achievement-icon{width:45px;height:45px;border-radius:12px;display:grid;place-items:center;font-size:28px;background:#e1e6d9;color:#6a7961;flex-shrink:0;filter:grayscale(1)}.achievement h3{font-size:14px;line-height:1.4;margin-bottom:8px}.achievement p{font-size:11px;line-height:1.8;margin-bottom:12px}.achievement div>span{font:8px ui-monospace,monospace;letter-spacing:.5px}.achievement.earned{background:#eef6dd;border:1px solid #bed594;box-shadow:0 3px 0 #dae7c0;color:#486432}.achievement.earned .achievement-icon{filter:none;background:#ddedb9;color:#56802e;transform:rotate(-6deg)}.quiz-personal-best{border:1px solid #d9d0e7;background:#f1ecf9;border-radius:14px;margin-top:24px;padding:25px}.quiz-personal-best>strong{font-size:20px;color:#694a93}.quiz-personal-best p{font-size:12px;color:#6d5b84;margin:10px 0 15px}.quiz-personal-best .text-link{color:#694a93}
@keyframes fan-spin{to{transform:rotate(360deg)}}@keyframes cursor-blink{50%{opacity:0}}
@media(min-width:1500px){.play-hero-copy{padding:45px}.play-hero{min-height:520px}.desk-demo{min-height:500px}.desk-monitor{height:43%;top:23%}.desk-tower{width:25%;right:10%;top:21%;height:60%}.tower-fan{width:75px;height:75px;margin-bottom:18px}.desk-power{margin-top:18px;margin-bottom:20px}.hero-play-meta{font-size:10px}.play-hero-copy>p{font-size:14px}.home-challenge h3{font-size:24px}}
@media(max-width:1150px){.play-hero{grid-template-columns:1fr 1fr;min-height:420px}.play-hero-copy{padding:30px 0 30px 27px}.play-hero h1{font-size:43px}.play-hero-copy .button-row{flex-direction:column;align-items:flex-start}.play-hero-copy .button{min-height:40px;font-size:10px;padding:10px 14px}.play-hero-copy>p{font-size:11px;line-height:1.8}.hero-play-meta{font-size:7px;max-width:240px}.desk-tower{width:28%;height:56%;right:8%;top:24%}.desk-monitor{top:28%;height:36%;border-width:7px;border-bottom-width:15px;width:62%}.desk-power{width:39px;height:39px;font-size:22px;margin:13px 0}.tower-fan{width:45px;height:45px;margin-bottom:10px}.desk-screen .desktop-mark{width:25px;height:25px;font-size:18px;margin-bottom:9px}.desk-demo.is-on .desk-screen>strong{font-size:14px}.desk-demo.is-on .desk-screen>p{font-size:8px}.desk-screen>a{font-size:7px!important;padding:5px!important}.desk-hint{font-size:9px}.desk-label{font-size:8px;right:15px;top:45px}.desk-keyboard{height:29px;bottom:67px;font-size:13px}.home-challenges,.mission-map{gap:15px}.home-challenge{padding:21px 18px}.home-challenge h3{font-size:18px}.challenge-xp{font-size:8px;right:15px}.home-challenge-icon{width:46px;height:46px}.badge-grid{grid-template-columns:repeat(2,1fr)}.map-mission{padding:21px 18px}.map-mission h2{font-size:19px}}
@media(max-width:950px){.play-hero{grid-template-columns:1fr}.play-hero-copy{padding:30px}.play-hero h1{font-size:52px}.play-hero h1 br:nth-of-type(1){display:none}.play-hero-copy .button-row{flex-direction:row}.play-hero-copy>p{font-size:12px}.hero-play-meta{max-width:none;font-size:8px}.desk-demo{min-height:360px;max-width:500px;width:100%;justify-self:center;margin-top:-15px}.desk-monitor{top:17%;height:44%;left:5%;width:58%;border-width:8px;border-bottom-width:17px}.desk-tower{top:10%;height:69%;right:10%;width:24%}.desk-label{top:0;right:20px}.tower-fan{width:56px;height:56px;margin-bottom:14px}.desk-power{width:44px;height:44px;font-size:25px;margin:15px 0}.desk-keyboard{left:10%;width:47%;height:32px;bottom:66px;font-size:16px}.desk-surface{left:5%;right:7%}.desk-demo.is-on .desk-screen>strong{font-size:18px}.desk-demo.is-on .desk-screen>p{font-size:10px}.home-challenges{grid-template-columns:1fr}.home-challenge{padding:23px}.home-challenge-icon{width:52px;height:52px;margin-bottom:20px}.home-challenge h3{font-size:22px}.home-challenge p{font-size:13px}.play-three{gap:14px}.play-three>a{flex-wrap:wrap}.play-three>a>svg{display:none}.play-three h2{font-size:15px}.play-three p{font-size:11px}.mission-map{grid-template-columns:repeat(2,1fr)}.level-pill{font-size:9px;gap:5px}.campaign-banner{padding:25px}.campaign-banner h2{font-size:21px}.campaign-banner .button{font-size:10px;padding:12px}.campaign-avatar{width:50px;height:50px}.mission-page-title{align-items:flex-start}.xp-token{font-size:9px;padding:10px 12px}.badge-grid{grid-template-columns:1fr 1fr}.achievement{flex-direction:column;gap:15px;padding:20px}.achievement h3{font-size:16px}.mission-next{align-items:flex-start}.mission-next .button{padding:11px 13px}.xp-total{font-size:32px}.xp-total small{font-size:12px}}
@media(max-width:760px){.play-welcome{margin-bottom:22px}.play-welcome .eyebrow{font-size:9px;letter-spacing:1px}.play-hero{grid-template-columns:1fr 1fr;min-height:435px}.play-hero-copy{padding:29px 0 28px 25px}.play-hero h1{font-size:44px}.play-hero h1 br:nth-of-type(1){display:inline}.play-sticker{font-size:8px;padding:6px 8px;letter-spacing:1px}.play-hero-copy>p{font-size:11px}.play-hero-copy .button-row{flex-direction:column;gap:10px}.play-hero-copy .button{font-size:11px;padding:11px 14px}.hero-play-meta{font-size:7px;max-width:230px}.desk-demo{min-height:100%;margin:0}.desk-monitor{top:28%;left:0;width:62%;height:33%;border-width:6px;border-bottom-width:14px}.desk-tower{width:27%;height:55%;right:9%;top:25%}.desk-label{top:45px;font-size:8px;right:18px}.desk-power{width:37px;height:37px;font-size:22px;margin:14px 0}.tower-fan{width:43px;height:43px;margin-bottom:11px}.desk-keyboard{bottom:70px;left:2%;width:55%;height:27px;font-size:13px}.desk-surface{left:0;right:5%;bottom:60px}.desk-hint{bottom:12px;font-size:9px;padding:0 10px}.desktop-mark{width:26px!important;height:26px!important;font-size:18px!important}.desk-demo.is-on .desk-screen>strong{font-size:13px}.desk-demo.is-on .desk-screen>p{font-size:8px;line-height:1.5;margin:5px 0 10px}.play-three{margin:24px 0 35px;gap:18px}.play-three>a{gap:13px}.play-three h2{font-size:16px}.play-three p{font-size:12px}.home-challenges{grid-template-columns:repeat(3,1fr);gap:13px}.home-challenge{padding:19px 15px}.home-challenge h3{font-size:18px}.home-challenge p{font-size:11px}.home-challenge-icon{width:43px;height:43px}.home-challenge-icon>svg{width:28px}.challenge-xp{right:12px;top:24px;font-size:7px}.campaign-banner>div:first-child{gap:15px}.mission-page-title h1{font-size:29px}.mission-page-title p:not(.eyebrow){font-size:12px}.notebook-content{padding:23px}.knowledge-notebook>summary{padding:22px}.knowledge-notebook>summary>span:nth-child(2){font-size:14px}.knowledge-notebook>summary small{font-size:10px}.notebook-toggle{font-size:8px}.map-mission h2{font-size:22px}.map-mission>p{font-size:12px}}
@media(max-width:540px){.play-welcome{align-items:flex-start;gap:9px}.play-welcome .eyebrow{font-size:8px;max-width:150px;line-height:1.8;letter-spacing:.7px}.level-pill{font-size:8px;padding:7px 9px;gap:5px}.level-pill svg{width:13px}.play-hero{grid-template-columns:1fr;border-radius:18px}.play-hero-copy{padding:28px 26px 15px}.play-hero h1{font-size:49px;margin-bottom:24px}.play-hero h1 br:nth-of-type(1){display:none}.play-hero-copy>p{font-size:12px}.play-sticker{font-size:8px}.play-hero-copy .button-row{flex-direction:row;gap:9px}.play-hero-copy .button{font-size:10px;padding:12px 11px}.hero-play-meta{max-width:none;font-size:8px}.desk-demo{min-height:320px;max-width:400px;margin:0 auto}.desk-monitor{top:19%;left:4%;width:59%;height:44%;border-width:7px;border-bottom-width:15px}.desk-tower{width:25%;right:10%;height:69%;top:12%}.desk-label{top:3px;right:20px;font-size:8px}.tower-fan{width:49px;height:49px;margin-bottom:11px}.desk-power{width:40px;height:40px;font-size:23px;margin:12px 0}.desk-keyboard{bottom:67px;left:9%;width:49%;height:28px;font-size:14px}.desk-surface{bottom:57px;left:4%;right:6%}.desk-hint{font-size:9px;bottom:9px;line-height:1.8}.desk-demo.is-on .desk-screen>strong{font-size:17px}.desk-demo.is-on .desk-screen>p{font-size:9px}.play-three{grid-template-columns:1fr;gap:0;margin:20px 0 33px}.play-three>a{align-items:center;padding:18px 0;flex-wrap:nowrap}.play-three>a>svg{display:block}.play-three h2{font-size:16px;margin-bottom:6px}.play-three p{font-size:11px}.play-number{width:35px;height:35px}.home-challenges{grid-template-columns:1fr;gap:18px}.home-challenge{padding:23px}.home-challenge h3{font-size:23px}.home-challenge p{font-size:12px}.home-challenge-icon{width:50px;height:50px}.challenge-xp{font-size:10px;right:23px;top:27px}.campaign-banner{padding:22px 19px;align-items:flex-start;flex-direction:column}.campaign-banner h2{font-size:22px}.campaign-banner p{font-size:11px}.campaign-banner .button{align-self:flex-end;font-size:11px}.mission-map{gap:18px;grid-template-columns:1fr}.map-mission{padding:24px}.map-mission h2{font-size:24px}.map-object{width:68px;height:68px;margin:5px 0 23px}.map-mission>p{font-size:13px}.map-play{font-size:12px}.mission-page-title{flex-direction:column;gap:17px;margin-top:20px}.mission-page-title h1{font-size:30px}.xp-token{font-size:10px;align-self:flex-end;margin-top:-4px}.mission-next{flex-direction:column;gap:17px}.mission-next .button{align-self:flex-end;padding:13px 17px}.knowledge-notebook>summary{gap:10px;padding:21px 17px}.knowledge-notebook>summary>span:nth-child(2){font-size:13px}.knowledge-notebook>summary small{font-size:9px;line-height:1.5}.notebook-toggle{font-size:7px}.notebook-content{padding:20px 17px}.workshop-preamble{font-size:10px;gap:10px}.play-theory-note{font-size:11px;padding:17px}.badge-grid{grid-template-columns:1fr}.achievement{flex-direction:row;padding:23px;gap:17px}.achievement h3{font-size:17px}.achievement p{font-size:12px}.achievement-icon{width:48px;height:48px}.xp-total{font-size:38px;align-self:flex-end}.xp-total small{font-size:13px}}
@media(prefers-reduced-motion:reduce){.tower-fan>span,.screen-sleep{animation:none!important}.home-challenge,.map-mission,.desk-power{transition:none}}
@media print{.play-hero,.mission-map,.lesson-mission-root,.mission-next,.workshop-preamble,#workshop-root,.play-theory-note,.play-three,.home-missions{display:none!important}.knowledge-notebook{border:none}.knowledge-notebook>summary{display:none}.knowledge-notebook>.notebook-content{display:block!important}.campaign-banner{background:white;color:#23402d;border:1px solid #aaa}.campaign-banner p,.campaign-banner .eyebrow{color:#34582e}.badge-grid{grid-template-columns:1fr 1fr}.achievement{break-inside:avoid}.knowledge-notebook:not([open]){display:none}}

/* Bright classroom palette: blue + cyan + violet, warm orange/yellow cues. */
:root{--play-lime:#facc15;--play-purple:#7c3aed;--play-orange:#f97316;--play-dark:#172554}
.sidebar{background:#fff;border-color:#dbe4fa}.brand-symbol{background:#2563eb;color:#fff;box-shadow:3px 3px 0 #a5f3fc}.brand small{color:#52627a}.sidebar-player{background:linear-gradient(120deg,#2563eb,#7c3aed);border-color:#4f46e5;color:#fff}.sidebar-player strong{color:#fff;font-size:13px}.sidebar-player span:not(.player-avatar){color:#e0e7ff;font-size:11px}.player-avatar{background:#ffffff22;color:#fef08a;border:1px solid #ffffff44}.nav-link{color:#425579;font-size:13px}.nav-link:hover{background:#eff6ff;color:#1d4ed8}.nav-link.active{background:#dbeafe;color:#1d4ed8}.nav-count{border-color:#bfdbfe;color:#1d4ed8}.new-dot,.live-dot{background:#2563eb}.sidebar-course{background:#eff6ff}.progress-track{background:#e0e7ff}.progress-track>span{background:linear-gradient(90deg,#2563eb,#8b5cf6)}.topbar{background:#fff;border-color:#dbe4fa}.icon-button{background:#fff;border-color:#c7d2fe;color:#1e40af}.course-tag{background:#ecfeff;border-color:#a5f3fc;color:#155e75}.teacher-link,.footer,.privacy-note,.sidebar-bottom>p,.nav-caption,.breadcrumb,.breadcrumb strong,.mini,.small-label,.edition,.eyebrow{color:#52627a}.footer{border-color:#dbe4fa}.primary{background:#2563eb;color:#fff}.primary:hover:not(:disabled){background:#1d4ed8}.secondary{background:#fff;border-color:#bfdbfe;color:#1e40af}.secondary:hover:not(:disabled){background:#eff6ff}.text-link{color:#1d4ed8}.text-button{color:#52627a}.panel{border-color:#dbe4fa;box-shadow:0 3px 0 #e0e7ff55}.muted,.page-description{color:#52627a}.mint{background:#cffafe;color:#155e75}.lavender{background:#ede9fe;color:#6d28d9}.peach{background:#ffedd5;color:#9a3412}
.play-hero{background:linear-gradient(120deg,#eff6ff,#eef2ff 65%,#ede9fe);border-color:#bfdbfe;box-shadow:0 6px 0 #dbeafe}.play-hero:before{background-image:radial-gradient(#60a5fa 1px,transparent 1px);opacity:.35}.play-hero h1{color:#172554}.play-sticker{background:#fde047;border-color:#eab308;color:#713f12;box-shadow:3px 3px 0 #fbbf24}.play-hero h1 em{color:#7c3aed}.play-hero h1 em:after{background:#fb923c}.play-hero-copy>p,.hero-play-meta{color:#425579}.play-hero-copy .primary{background:#2563eb;color:#fff}.play-hero-copy .secondary{background:#fff;border-color:#c7d2fe;color:#4338ca}.level-pill{background:#fff;border-color:#c4b5fd;color:#5b21b6}.desk-label{background:#fef08a;border-color:#eab308;box-shadow:3px 3px 0 #facc15;color:#713f12}.desk-surface{background:#93c5fd;box-shadow:0 8px 0 #60a5fa}.desk-monitor{border-color:#1e3a8a;background:#0f172a;box-shadow:5px 7px 0 #a5b4fc}.desk-screen{background:#0f172a;color:#e0f2fe}.screen-sleep{color:#22d3ee}.screen-off-label{color:#e0e7ff}.monitor-stand{background:#2563eb;box-shadow:4px 3px 0 #a5b4fc}.monitor-stand:after{background:#1d4ed8;box-shadow:3px 3px 0 #93c5fd}.monitor-bezel{color:#dbeafe}.desk-tower{background:linear-gradient(150deg,#3b82f6,#4f46e5);border-color:#1e40af;box-shadow:9px 8px 0 #a5b4fc}.desk-tower:before{background:#312e81}.tower-brand{color:#fff}.desk-power{background:#fdba74;color:#7c2d12;border-color:#fed7aa;box-shadow:0 4px 0 #9a3412}.desk-power:hover{background:#ffedd5;color:#7c2d12;box-shadow:0 4px 0 #9a3412,0 0 0 7px #fb923c55}.tower-fan{border-color:#172554;background:#172554;box-shadow:inset 0 0 0 2px #60a5fa}.tower-fan>span{background:conic-gradient(#22d3ee 0 40deg,transparent 40deg 90deg,#a78bfa 90deg 130deg,transparent 130deg 180deg,#22d3ee 180deg 220deg,transparent 220deg 270deg,#a78bfa 270deg 310deg,transparent 310deg)}.tower-fan:after{background:#facc15;border-color:#1e3a8a}.tower-ports i{background:#172554;border-color:#93c5fd}.tower-led{background:#facc15}.desk-keyboard{background:#60a5fa;border-color:#2563eb;box-shadow:4px 5px 0 #a5b4fc;color:#fff}.desk-keyboard i{background:#e0f2fe}.desk-hint{color:#425579}.desk-demo.is-on .desk-screen{background:#cffafe;color:#164e63;box-shadow:inset 0 0 22px #67e8f9}.desk-demo.is-on .desk-screen>a{background:#fff;border-color:#06b6d4;color:#155e75}.desktop-mark{background:#22d3ee;color:#164e63}.desk-demo.is-on .desk-power{background:#67e8f9;color:#164e63;border-color:#cffafe;box-shadow:0 4px 0 #0e7490,0 0 24px #22d3ee66}.desk-demo.is-on .tower-fan{box-shadow:inset 0 0 0 3px #22d3ee,0 0 20px #06b6d488}.desk-demo.is-on .tower-led,.desk-demo.is-on .monitor-led{background:#facc15;box-shadow:0 0 9px #fde047}
.play-three>a{border-color:#c7d2fe}.play-number{background:#dbeafe;color:#1d4ed8}.play-three>a:nth-child(2) .play-number{background:#ede9fe;color:#6d28d9}.play-three>a:nth-child(3) .play-number{background:#ffedd5;color:#9a3412}.play-three p{color:#52627a}.home-challenge{border-color:#c7d2fe;border-top:5px solid #06b6d4;box-shadow:0 4px 0 #dbeafe}.home-challenge:hover{box-shadow:0 8px 0 #dbeafe}.home-challenge:nth-child(2){border-top-color:#8b5cf6}.home-challenge:nth-child(3){border-top-color:#f97316}.home-challenge-icon{background:#cffafe;color:#0e7490}.home-challenge:nth-child(2) .home-challenge-icon{background:#ede9fe;color:#7c3aed}.home-challenge:nth-child(3) .home-challenge-icon{background:#ffedd5;color:#c2410c}.challenge-xp{background:#ede9fe;border-color:#c4b5fd;color:#5b21b6}.home-challenge p{color:#52627a}
.campaign-banner{background:linear-gradient(115deg,#1d4ed8,#6d28d9);border-color:#6366f1;color:#fff;box-shadow:0 5px 0 #c7d2fe}.campaign-avatar{background:#fde047;color:#713f12;box-shadow:4px 4px 0 #312e81}.campaign-banner h2{color:#fff}.campaign-banner .eyebrow,.campaign-banner p,.xp-total small{color:#e0e7ff}.campaign-banner .secondary{background:#fff;color:#4338ca}.map-mission{border-color:#c7d2fe;border-top:5px solid #3b82f6;box-shadow:0 5px 0 #dbeafe}.map-mission:hover{border-color:#3b82f6}.map-software{border-top-color:#8b5cf6}.map-conexiones{border-top-color:#f97316}.map-mission.is-done{background:#ecfeff;border-color:#22d3ee}.map-number{background:#dbeafe;border-color:#93c5fd;color:#1e40af}.map-xp{color:#5b21b6}.map-object{background:#dbeafe;border-color:#93c5fd;color:#2563eb}.map-software .map-object{background:#ede9fe;border-color:#c4b5fd;color:#7c3aed}.map-conexiones .map-object{background:#ffedd5;border-color:#fdba74;color:#c2410c}.map-category{color:#52627a}.map-mission>p{color:#52627a}.map-play{border-color:#c7d2fe;color:#1d4ed8}.map-boss{background:linear-gradient(135deg,#6d28d9,#4f46e5);border-color:#8b5cf6;box-shadow:0 5px 0 #c4b5fd;color:#fff}.map-boss .map-category,.map-boss .map-xp,.map-boss>p,.map-boss .map-play{color:#ede9fe}.map-boss .map-play{border-color:#a78bfa}.map-boss .map-number{background:#fde047;border-color:#facc15;color:#713f12}.map-boss .map-object{background:#ffffff22;border-color:#c4b5fd;color:#fef08a}.mission-page-title p:not(.eyebrow),.mission-next>p{color:#52627a}.xp-token{background:#fef08a;border-color:#facc15;color:#713f12;box-shadow:3px 3px 0 #fde047}.workshop-preamble{color:#425579}.play-theory-note{background:#eff6ff;border-color:#93c5fd;color:#1e40af}.achievement{background:#f1f5ff;border-color:#c7d2fe;color:#425579}.achievement-icon{background:#e0e7ff;color:#475569}.achievement.earned{background:#fff;border-color:#06b6d4;box-shadow:0 4px 0 #a5f3fc;color:#164e63}.achievement.earned .achievement-icon{background:#cffafe;color:#0e7490}.quiz-personal-best{background:#f5f3ff;border-color:#c4b5fd}.quiz-personal-best>strong,.quiz-personal-best .text-link{color:#6d28d9}.quiz-personal-best p{color:#5b467b}
.knowledge-notebook{background:#fffef5;border-color:#fde68a}.knowledge-notebook>summary{color:#713f12;background:repeating-linear-gradient(transparent,transparent 23px,#fbbf2420 24px)}.knowledge-notebook>summary small{color:#78602c}.knowledge-notebook[open]>summary{border-color:#fde68a}.analogy{background:#eff6ff}.analogy .eyebrow,.analogy>p{color:#1e40af}.example{background:#eff6ff;border-color:#60a5fa}.example>strong,.example>p{color:#1e40af}.takeaway{background:#1e3a8a;color:#fff}.takeaway p{color:#dbeafe}.answer-option{border-color:#dbe4fa}.answer-option:hover:not(:disabled){background:#eff6ff;border-color:#3b82f6}.option-letter{border-color:#c7d2fe;color:#4338ca}.answer-option.selected,.answer-option.correct,.selected{background:#dbeafe!important;border-color:#3b82f6!important}.answer-option.incorrect{background:#fff7ed;border-color:#fb923c}.feedback.success{background:#ecfeff;color:#155e75}.feedback.warning{background:#fff7ed;color:#9a3412}.tag,.term-chips a{background:#ede9fe;color:#5b21b6}.glossary-card p,.lesson-time,.module-number,.lesson-breadcrumb,.progress-lesson-state,.progress-lessons small,.reset-zone>p,.teacher-sequence p,.clean-list,.study-guide p{color:#52627a}.search-box{border-color:#c7d2fe;color:#2563eb}.progress-lessons>a{border-color:#dbe4fa}.completion{border-color:#c7d2fe;color:#475569}.completion.complete{background:#cffafe;border-color:#67e8f9;color:#155e75}.review-status{background:#ffedd5;color:#9a3412}.review-status.good{background:#cffafe;color:#155e75}.notice{background:#eff6ff;border-color:#bfdbfe;color:#1e40af}.memory-pair>div,.classify-item{background:#eff6ff;color:#1d4ed8}.memory-pair p,.exercise-count,.field-label,.converter-selects label,.quiz-top,.quiz-top>span{color:#52627a}.conversion{background:#cffafe;color:#155e75}.memory-led.on{background:#06b6d4;box-shadow:0 0 0 4px #06b6d422}.toast{background:#1e3a8a;color:#fff;border-color:#3b82f6}.empty-state p{color:#52627a}
/* Concept scenes keep the same interactions with cleaner, saturated surfaces. */
.mission-shell{--mission-accent:#22d3ee;--mission-dark:#172554;--mission-violet:#a78bfa;--mission-orange:#fb923c;border-color:#bfdbfe;color:#172554;box-shadow:0 6px 0 #dbeafe}.mission-header{background:linear-gradient(110deg,#2563eb,#4f46e5);border-color:#3b82f6}.mission-header h2,.mission-header p,.mission-kicker{color:#fff}.mission-header p:last-child{color:#e0e7ff}.mission-kicker>span{background:#fff;color:#4338ca;border-color:#c7d2fe}.mission-header-badge{background:#fde047;color:#713f12;box-shadow:3px 3px 0 #1e40af}.mission-action{background:#2563eb;border-color:#1d4ed8;color:#fff}.mission-action:hover:not(:disabled){background:#1d4ed8}.mission-scene-label{color:#425579}.mission-item{background:#fff;border-color:#93c5fd;color:#172554;box-shadow:0 3px 0 #dbeafe}.mission-item:hover:not(:disabled){background:#eff6ff;border-color:#2563eb}.mission-item strong{color:#172554}.mission-item>span:last-child{color:#52627a}.mission-target{background:#f0f9ff;border-color:#60a5fa;color:#1e40af}.mission-target strong{color:#1e40af}.mission-target small,.mission-target>span:last-child{color:#425579}.mission-target.mission-filled{background:#cffafe;border-color:#06b6d4;color:#155e75}.mission-connection{background:#dbeafe;color:#1e40af}.mission-is-dragging .mission-target{background:#eff6ff;border-color:#2563eb;box-shadow:inset 0 0 0 3px #93c5fd}.mission-feedback{background:#eff6ff;color:#1e40af;border-color:#bfdbfe}.mission-feedback p,.mission-footer{color:#425579}.mission-footer{background:#fff;border-color:#dbe4fa}.mission-scene-board .mission-destinations{background-color:#1e3a8a;background-image:linear-gradient(90deg,transparent 48%,#3b82f6 48%,#3b82f6 49%,transparent 49%),linear-gradient(0deg,transparent 48%,#3b82f6 48%,#3b82f6 49%,transparent 49%);border-color:#2563eb}.mission-memory-bank{background:#f5f3ff;border-color:#c4b5fd;color:#5b21b6}.mission-register{background:#fff7ed;border-color:#fdba74;color:#9a3412}.mission-case{background:#172554;border-color:#60a5fa}.mission-air{color:#a5f3fc}.mission-memory-desktop{background:linear-gradient(135deg,#dbeafe,#cffafe);border-color:#93c5fd}.mission-document{border-color:#60a5fa}.mission-window-bar{background:#2563eb;color:#fff}.mission-os{background:linear-gradient(135deg,#dbeafe,#ede9fe);border-color:#a5b4fc}.mission-os-top{color:#1e40af}.mission-inbox{background:#eff6ff;border-color:#bfdbfe}.mission-mail{border-color:#c7d2fe;background:#fff;color:#172554}.mission-pixel-grid{background:#172554;border-color:#3b82f6}.mission-pixel.mission-pixel-on{background:#22d3ee;border-color:#06b6d4}

.mission-piece{background:#fff;border-color:#93c5fd;color:#172554;box-shadow:0 3px 0 #dbeafe}.mission-piece:hover:not(:disabled){background:#eff6ff;border-color:#2563eb}.mission-piece strong{color:#172554}.mission-piece small{color:#52627a}.mission-piece-symbol{background:#dbeafe;color:#2563eb}.mission-piece.mission-selected,.mission-mail.mission-selected{background:#ede9fe;border-color:#8b5cf6;box-shadow:0 0 0 3px #c4b5fd}.mission-target.mission-filled{background:#cffafe;border-color:#06b6d4}.mission-feedback-win{background:#ecfeff;color:#155e75;border-color:#67e8f9}.mission-feedback-win p{color:#155e75}.mission-pixel-grid>span.mission-pixel-on,.mission-pixel-grid>button.mission-pixel-on{background:#22d3ee;border-color:#67e8f9}.mission-pixel-grid>button:not(.mission-pixel-on),.mission-pixel-grid>span:not(.mission-pixel-on){background:#1e3a8a;border-color:#3b82f6}

.google-access{display:inline-flex;align-items:center;min-height:40px;padding:8px 12px;border:1px solid #93c5fd;border-radius:8px;color:#1e40af;background:#eff6ff;font-size:11px;font-weight:600}.cloud-status{display:flex;justify-content:space-between;gap:15px;align-items:center;padding:12px 42px;background:#eff6ff;border-bottom:1px solid #bfdbfe;color:#1e40af;font-size:12px;line-height:1.7}.cloud-status[hidden]{display:none}.cloud-status[data-state=offline],.cloud-status[data-state=conflict]{background:#fff7ed;color:#9a3412;border-color:#fdba74}@media(max-width:760px){.cloud-status{padding:12px 20px;flex-wrap:wrap}.google-access{font-size:10px;padding:7px 9px}.top-actions{gap:7px}.breadcrumb{display:none}.top-actions .teacher-link{display:none}.topbar .top-actions{margin-left:auto}}

/* One task at a time: the explanation and experiment share one reading area. */
.experiment-view .sidebar{display:none}
.experiment-view .shell{margin-left:0}
.experiment-view #contenido{max-width:1050px;margin:auto;padding:24px 32px 48px}
.experiment-view .topbar{padding-left:32px;padding-right:32px}
.experiment-view .breadcrumb,.experiment-view .course-tag,.experiment-view .teacher-link,.experiment-view #menu{display:none}
.experiment-view .top-actions{margin-left:auto}
.experiment-view .cloud-status{max-width:1050px;margin:0 auto;padding:8px 32px;background:transparent;border:0;font-size:12px}
.experiment-view .lesson-breadcrumb{margin:0 0 10px;font:500 14px/1.5 system-ui,sans-serif}
.experiment-view .mission-page-title{margin:10px 0 20px;gap:16px}
.experiment-view .mission-page-title h1{font-size:clamp(25px,3vw,34px);line-height:1.2;margin:0}
.experiment-view .xp-token{transform:none;font:600 12px/1.5 system-ui,sans-serif;background:transparent;border:0;box-shadow:none;padding:0;color:#475569}
.experiment-view .mission-shell{--mission-dark:#1d4ed8;--mission-accent:#2563eb;border:1px solid #bfdbfe;background:#fff;color:#172554;box-shadow:0 8px 24px #1e3a8a09;margin-bottom:18px}
.experiment-view .mission-instruction{display:block;padding:24px 28px;background:#eff6ff;border:0;border-bottom:1px solid #bfdbfe;min-height:0;margin:0;color:#172554}
.experiment-view .mission-instruction h2{font:750 clamp(20px,2.2vw,25px)/1.3 system-ui,sans-serif;margin:8px 0 0;color:#172554;max-width:850px}
.experiment-view .mission-instruction .mission-step-label{font:750 12px/1.4 system-ui,sans-serif;color:#1d4ed8;letter-spacing:.05em;margin:0}
.experiment-view .mission-instruction .mission-instruction-detail,.experiment-view .mission-instruction .mission-observation{font:400 16px/1.55 system-ui,sans-serif;color:#334155;margin:10px 0 0;max-width:850px}
.experiment-view .mission-instruction .mission-observation{padding-top:10px;border-top:1px solid #cbd5e1}
.experiment-view .mission-play-area{padding:26px 28px}
.guide-explanation{font:400 18px/1.65 system-ui,sans-serif;color:#334155;max-width:780px;margin:0 0 24px}
.guide-diagram{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;margin:16px 0 24px}
.guide-node{position:relative;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;min-height:132px;padding:20px 14px;gap:12px;border:2px solid #bfdbfe;border-radius:14px;background:#f8faff;overflow-wrap:anywhere;color:#172554}
.guide-node>span{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:#dbeafe;color:#1d4ed8;font-size:14px;font-weight:750}
.guide-node strong{font-size:18px;line-height:1.4}
.guide-sequence .guide-node:not(:last-child)::after{content:'→';position:absolute;right:-26px;color:#2563eb;font-size:26px;font-weight:700}
.guide-demo{display:grid;gap:16px;justify-items:start}
.guide-demo p,.guide-check-result p{font-size:17px;line-height:1.6;color:#334155;margin:0;max-width:780px}
.guide-demo .mission-action:disabled{opacity:1;background:#eff6ff;color:#1d4ed8;border-color:#bfdbfe}
.guide-answers{display:grid;gap:12px;margin:0}
.guide-answer{padding:18px 20px;min-height:54px;border:2px solid #cbd5e1;border-radius:12px;text-align:left;background:#fff;color:#172554;font:500 17px/1.5 system-ui,sans-serif}
.guide-answer:hover{border-color:#2563eb;background:#eff6ff}
.guide-answer.is-correct{background:#ecfdf5;border-color:#047857;color:#065f46}
.guide-answer.is-incorrect{background:#fff7ed;border-color:#c2410c;color:#9a3412}
.guide-check-result{margin-top:20px;padding:18px 20px;border-radius:12px;background:#f1f5f9;color:#172554}
.guide-check-result strong{display:block;font-size:17px;margin-bottom:8px}
.guide-navigation{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 28px;border-top:1px solid #e2e8f0;background:#fff}
.guide-return{padding:0 28px 20px;text-align:right}
.experiment-view .mission-action{font:650 15px/1.4 system-ui,sans-serif;min-height:48px;border-radius:10px;padding:13px 18px}
.experiment-view .mission-current-control{outline:3px solid #2563eb;outline-offset:4px;box-shadow:0 0 0 7px #dbeafe;position:relative}
.experiment-view .mission-footer{padding:16px 28px;background:#fff;border-top:1px solid #e2e8f0;justify-content:flex-end}
.experiment-view .mission-footer .mission-action,.guide-return .mission-action{background:#fff;color:#334155;border-color:#cbd5e1;min-height:44px;font-size:14px;padding:10px 13px}
.experiment-view .mission-shell:not(.experiment-lesson):not(.case-preparation){overflow:visible}
.experiment-view .mission-shell:not(.experiment-lesson):not(.case-preparation)>.mission-instruction{position:sticky;top:76px;z-index:6;border-radius:20px 20px 0 0}
.experiment-view .mission-instruction h2{scroll-margin-top:96px}
.experiment-view .challenge-header h2,.experiment-view .challenge-header .challenge-eyebrow,.experiment-view .challenge-case-number,.experiment-view #challenge-root+.mission-next,.experiment-view .mission-page-title .eyebrow{display:none}
.experiment-view .challenge-tools>p,.experiment-view .challenge-decisions>.challenge-small,.experiment-view .challenge-verify>h3,.experiment-view .challenge-footer>span{display:none}
.experiment-view .challenge-button,.experiment-view .challenge-tool strong,.experiment-view .challenge-tool span{font-size:14px;line-height:1.5}
.experiment-view .challenge-button{min-height:44px}
.experiment-view .challenge-header{padding-top:18px;padding-bottom:18px}
.experiment-view .challenge-header p{font-size:16px;line-height:1.55;margin:0}
.mission-finish{padding:8px 28px 24px;display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.mission-finish>span{font-size:13px;color:#475569}
.experiment-view .knowledge-notebook{margin-top:24px;background:#fff;border-color:#e2e8f0}
.experiment-view .knowledge-notebook>summary{min-height:52px;padding:16px 20px;background:#fff;color:#334155}
.experiment-view .knowledge-notebook>summary>span:nth-child(2){font-size:15px}
.experiment-view .mission-piece strong,.experiment-view .mission-target strong{font-size:15px;line-height:1.4}
.experiment-view .mission-piece>span:last-child,.experiment-view .mission-target>small,.experiment-view .mission-connection,.experiment-view .mission-counter{font-size:13px;line-height:1.5}
.experiment-view .mission-piece{min-height:82px}
.experiment-view .mission-scene-label,.experiment-view .mission-chip-label{font:700 12px/1.5 system-ui,sans-serif;letter-spacing:.03em}
.experiment-view .mission-memory-bank code{font-size:16px}
.experiment-view .mission-cycle small,.experiment-view .mission-register span,.experiment-view .mission-output small{font-size:12px}
.experiment-view .mission-document textarea{font-size:17px;line-height:1.5}
.experiment-view .mission-drive p,.experiment-view .mission-drive small,.experiment-view .mission-document>small,.experiment-view .mission-editor-label{font-size:14px;line-height:1.5}
.experiment-view .mission-app-dock button>strong,.experiment-view .mission-app-window>div{font-size:15px}
.experiment-view .mission-app-dock button>small,.experiment-view .mission-app-window p{font-size:14px}
.experiment-view .mission-app-window button{min-width:44px;min-height:44px}
.experiment-view .mission-mail>strong{font-size:15px}
.experiment-view .mission-mail>small,.experiment-view .mission-mail-preview dt{font-size:13px}
.experiment-view .mission-mail-preview dd,.experiment-view .mission-mail-preview p{font-size:15px;line-height:1.6}
.experiment-view .mission-workbench{grid-template-columns:minmax(200px,.85fr) minmax(0,1.4fr);gap:24px}
.case-prerequisites{margin-top:24px;border-top:1px solid #e2e8f0;padding-top:16px;color:#334155}
.case-preparation .guide-diagram{grid-template-columns:repeat(4,minmax(0,1fr))}
.case-prerequisites summary{font-size:15px;cursor:pointer}
.case-prerequisites a{display:block;padding:12px 0;font-size:15px;color:#1d4ed8}
@media(max-width:650px){
 .experiment-view #contenido{padding:18px 14px 30px}
 .experiment-view .topbar{padding:12px 16px;min-height:60px}
 .experiment-view .cloud-status{padding:8px 16px}
 .experiment-view .mission-page-title{align-items:flex-start}
 .experiment-view .xp-token{max-width:80px;text-align:right}
 .experiment-view .mission-instruction{padding:20px}
 .experiment-view .mission-shell:not(.experiment-lesson):not(.case-preparation)>.mission-instruction{top:64px}
 .experiment-view .mission-instruction h2{scroll-margin-top:84px}
 .experiment-view .mission-play-area{padding:22px 20px}
 .guide-explanation{font-size:17px}
 .guide-diagram{grid-template-columns:1fr;gap:24px}
 .case-preparation .guide-diagram{grid-template-columns:1fr}
 .guide-node{min-height:86px;flex-direction:row;padding:16px;gap:16px}
 .guide-node strong{font-size:17px}
 .guide-sequence .guide-node:not(:last-child)::after{content:'↓';right:auto;bottom:-27px;font-size:26px}
 .guide-navigation{padding:18px 20px;gap:10px}
 .guide-navigation .mission-action,.guide-navigation .button{font-size:14px;padding:12px}
 .experiment-view .mission-workbench{grid-template-columns:1fr;gap:20px}
 .experiment-view .mission-parts{grid-template-columns:repeat(2,minmax(0,1fr))}
 .experiment-view .mission-piece{padding:13px 10px;min-height:100px}
 .experiment-view .mission-piece strong,.experiment-view .mission-target strong{font-size:14px}
 .experiment-view .mission-footer{padding:16px 20px}
 .experiment-view .mission-footer>div{justify-content:space-between;flex-wrap:wrap}
 .experiment-view .mission-controls-wrap{grid-template-columns:1fr}
 .experiment-view .mission-controls-wrap .mission-action{font-size:15px;padding:14px}
 .experiment-view .mission-memory-desktop{grid-template-columns:1fr}
 .experiment-view .mission-cpu{grid-template-columns:1fr}
 .experiment-view .mission-pixel-grid:not(.mission-reference){grid-template-columns:repeat(5,44px);gap:3px}
 .experiment-view .mission-pixel-grid:not(.mission-reference)>button{width:44px;height:44px;min-height:44px}
 .experiment-view .mission-app-dock{gap:8px}
 .experiment-view .mission-app-dock button{padding:12px 5px}
 .experiment-view .mission-app-dock button>strong{font-size:13px}
 .experiment-view .mission-app-dock button>small{font-size:12px}
 .mission-finish{padding:8px 20px 22px}
}