:root{color-scheme:dark;--font-size:16px;--bg:#101512;--panel:#171e19;--line:#53634f;--muted:#a0afa3;--text:#e5ebe3;--accent:#c0e98a;--chrome:#141b16;--sidebar:#131a15;--terminal:#0a100c;--terminalHeader:#18201a;--terminalText:#b4c8b5;--card:#1d271e;--hover:#29352b;--accentText:#152012;--warning:#ffc19a;--selected:#263323;--accentHover:#d6ffa5;--mono:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:var(--font-size);font-family:Inter,ui-sans-serif,system-ui,sans-serif;color:var(--text);background:var(--bg)}
*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer;color:inherit;background:transparent;border:1px solid var(--line);border-radius:6px;padding:9px 12px;line-height:1.35}button:hover:not(:disabled){background:var(--hover);border-color:var(--line)}button:disabled{cursor:not-allowed;opacity:.45}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--accent);outline-offset:3px}a{color:inherit;text-decoration:none}h1,h2,h3,p{margin-top:0}p{line-height:1.7}h1{font-size:clamp(1.7rem,2.7vw,2.5rem);letter-spacing:-.045em;margin:12px 0}h2{font-size:1.25rem;letter-spacing:-.03em}h3{font-size:1rem;line-height:1.5}small{font-size:.7rem;color:var(--muted)}.eyebrow{font: .66rem var(--mono);letter-spacing:.13em;color:var(--accent);line-height:1.6}.muted{color:var(--muted);font-size:.83rem}.topbar{height:84px;display:flex;align-items:center;justify-content:space-between;padding:0 30px;border-bottom:1px solid var(--line);gap:20px;background:var(--chrome)}.brand{display:flex;align-items:center;gap:12px;font-size:1.15rem;font-weight:650;letter-spacing:-.03em}.brand small{display:block;font:.55rem var(--mono);letter-spacing:.18em;margin-top:6px}.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:10px;overflow:hidden}
.brand-mark img,.title-mark img{width:100%;height:100%;object-fit:contain;display:block}.top-actions{display:flex;align-items:center;gap:8px}.top-actions button{font-size:.72rem}.simulation-badge{font:.58rem var(--mono);letter-spacing:.12em;color:var(--accent);margin-right:16px}.layout{display:grid;grid-template-columns:238px 1fr;min-height:calc(100vh - 84px)}.sidebar{padding:36px 18px 20px;border-right:1px solid var(--line);display:flex;flex-direction:column;background:var(--sidebar)}.sidebar>.eyebrow,.sidebar>h2{margin-left:12px}.sidebar>.eyebrow{font-family:ui-sans-serif,system-ui,sans-serif}.sidebar h2{margin-top:12px;margin-bottom:7px}.sidebar nav{display:grid;gap:7px;margin-top:22px}.case{text-align:left;border:1px solid transparent;padding:15px 12px;font-size:.77rem;line-height:1.65}.case.active{background:var(--selected);border-color:var(--line);color:var(--accent)}.sidebar-foot{margin-top:auto;padding:60px 12px 12px}.sidebar-foot p{font-size:.75rem;color:var(--muted);margin:10px 0 40px}.workspace{padding:35px 32px 18px;min-width:0}.case-heading{display:flex;justify-content:space-between;gap:20px}.case-heading p{font-size:.85rem;color:var(--muted);max-width:720px;margin-bottom:24px}.case-progress{display:flex;flex-direction:column;align-items:end;gap:8px;padding-top:10px;white-space:nowrap}.case-progress strong{font:1.7rem var(--mono);color:var(--accent)}.case-progress small{font:.55rem var(--mono);letter-spacing:.1em}.objectives{display:flex;flex-wrap:wrap;gap:10px 22px;padding:17px 0 22px;border-top:1px solid var(--line);font-size:.67rem;color:var(--muted)}.objectives>div{display:flex;gap:7px;align-items:baseline}.objectives .done{color:var(--accent)}.desk{display:grid;grid-template-columns:minmax(300px,1.25fr) minmax(280px,1fr);gap:20px}.terminal{background:var(--terminal);display:flex;flex-direction:column;min-width:0;height:570px}.terminal-title{padding:15px 18px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:10px;font:.6rem var(--mono);color:var(--muted);letter-spacing:.04em;background:var(--terminalHeader)}.terminal-log{padding:20px 20px 4px;overflow-y:auto;flex:1;scrollbar-color:var(--line) transparent}.line{font:.76rem/1.75 var(--mono);white-space:pre-wrap;overflow-wrap:anywhere;margin:0 0 17px;color:var(--terminalText)}.line.system{color:var(--terminalText)}.line.input{color:var(--accent);padding-top:5px}.command-form{display:flex;align-items:center;gap:10px;color:var(--accent)}.command-form input{color:var(--accent);background:transparent;border:0;outline-offset:1px;padding:10px 4px;min-width:0;flex:1;font:.79rem var(--mono)}.command-form button{padding:5px 10px}.terminal-shortcuts{display:flex;gap:7px;padding:8px 16px 14px;flex-wrap:wrap}.terminal-shortcuts button{font:.6rem var(--mono);color:var(--muted);padding:5px 9px}.intel{background:var(--panel);border:1px solid var(--line);border-radius:9px;min-width:0;display:flex;flex-direction:column;height:570px}.tabs{display:flex;border-bottom:1px solid var(--line);padding:8px 12px 0;gap:3px}.tabs button{border:0;border-bottom:2px solid transparent;border-radius:0;font-size:.71rem;padding:12px 10px;color:var(--muted)}.tabs .selected{border-color:var(--accent);color:var(--accent)}.panel{padding:21px;overflow:auto;flex:1}.panel p{font-size:.8rem;color:var(--text)}.panel-intro{display:flex;justify-content:space-between;gap:12px}.panel-intro p{font-size:.72rem;color:var(--muted)}.count{font:.65rem var(--mono);color:var(--accent)}.empty{text-align:center;margin:72px auto 0;max-width:280px}.empty-icon{color:var(--muted);margin-bottom:20px;display:flex;justify-content:center}.empty-icon-svg{width:48px;height:48px}.empty p{color:var(--muted)}.empty button{margin-top:12px}.evidence-card{border:1px solid var(--line);border-radius:7px;padding:16px;margin:0 0 14px;background:var(--card)}.evidence-card h3{margin:8px 0}.evidence-card p{margin-bottom:12px;font-size:.75rem}.evidence-card code{font:.61rem/1.6 var(--mono);color:var(--text);overflow-wrap:anywhere}.timeline article{border-left:2px solid var(--line);padding:0 0 14px 14px;margin:16px 0}.timeline article p{margin:5px 0}.primary{background:var(--accent);color:var(--accentText);border-color:var(--accent);font-weight:650}.primary:hover:not(:disabled){background:var(--accentHover);color:var(--accentText)}.secondary{font-size:.75rem}.report-form label{display:block;font-size:.78rem;line-height:1.6;margin-bottom:15px}.report-form select{display:block;width:100%;margin-top:8px;padding:10px;background:var(--bg);color:var(--text);border:1px solid var(--line);border-radius:5px;font-size:.74rem}.report-form fieldset{border:1px solid var(--line);margin:20px 0}.report-form legend{font-size:.74rem;color:var(--muted)}.report-form .check{display:flex;gap:9px;align-items:start;font-size:.74rem;margin:12px 0}.check input{accent-color:var(--accent);flex-shrink:0;margin-top:5px}.warning{color:var(--warning)!important;font-size:.8rem}.score{font:3rem var(--mono);margin:12px 0;color:var(--accent)}.score small{font-size:1rem}.score-parts{display:grid;grid-template-columns:1fr auto;font:.74rem/1.9 var(--mono);border-block:1px solid var(--line);padding:12px 0}.score-parts dt{text-transform:capitalize;color:var(--muted)}.choice{display:block;width:100%;text-align:left;margin-bottom:8px;font-size:.75rem}.choice.selected{border-color:var(--accent)}.feedback{padding:12px;border-left:2px solid var(--accent);background:var(--selected)}.report-result>.primary,.report-result>.secondary{display:block;margin-top:15px}footer{display:flex;justify-content:space-between;gap:10px;font:.6rem/1.6 var(--mono);color:var(--muted);padding-top:18px}.settings-dialog{max-width:450px;color:var(--text);background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:28px}.settings-dialog::backdrop{background:#000b}.settings-dialog label{display:block;margin:20px 0}.settings-dialog p{font-size:.85rem;color:var(--muted)}.boot-warning{padding:15px;border:1px solid var(--warning);margin-bottom:20px;font-size:.85rem}.boot-warning button{margin-left:10px}.skip{position:absolute;top:-100px;left:20px;background:var(--accent);color:var(--accentText);padding:10px;z-index:5}.skip:focus{top:10px}
@media(min-width:1600px){.workspace{max-width:1600px;padding-inline:48px}.desk{grid-template-columns:1.35fr 1fr}.terminal,.intel{height:650px}}
@media(max-width:1100px){.layout{grid-template-columns:185px 1fr}.sidebar{padding-inline:9px}.workspace{padding:25px 20px}.desk{grid-template-columns:1fr}.terminal{height:480px}.intel{height:470px}.simulation-badge{display:none}.case-progress{display:none}}
@media(max-width:640px){.topbar{height:auto;min-height:90px;padding:16px;flex-wrap:wrap}.top-actions{flex-wrap:wrap}.layout{display:block}.sidebar{border-right:0;padding:15px}.sidebar>.eyebrow,.sidebar>h2{display:none}.sidebar nav{display:flex;overflow:auto;margin:0}.case{min-width:170px}.workspace{padding:24px 14px}.objectives{display:grid;gap:9px}.case-heading h1{font-size:1.7rem}.desk{display:block}.intel{margin-top:18px}.terminal{height:490px}.terminal-log{padding-inline:14px}.tabs button{padding-inline:12px}footer{flex-direction:column}.panel{padding:18px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

.live-prompt{font:.66rem/1.6 var(--mono);max-width:45%;overflow-wrap:anywhere}.username-preview{font:1rem var(--mono);color:var(--accent)!important;background:var(--terminal);padding:14px;border-radius:6px}.settings-dialog input[type=text]{width:100%;padding:12px;color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:6px;margin-top:8px}.settings-dialog .primary,.settings-dialog .secondary{margin:12px 8px 0 0}.ending-panel{border-top:1px solid var(--line);padding-top:24px;margin-top:24px}.ending-panel h2{font-size:1.6rem;color:var(--accent);margin-top:14px}.tabs{overflow-x:auto}.tabs button{padding-inline:8px;flex-shrink:0}.settings-dialog small{display:block;line-height:1.6}

.theme-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:12px 0 20px}.theme-choice{display:flex;align-items:center;gap:9px;text-align:left;font-size:.8rem}.theme-choice[aria-pressed=true]{outline:2px solid var(--accent);outline-offset:1px;background:var(--selected)}.theme-swatch{display:inline-block;width:17px;height:17px;flex-shrink:0;border-radius:50%;border:1px solid currentColor}.theme-legend{margin-top:22px}.theme-current{font-size:.75rem;color:var(--muted)}.settings-dialog{max-height:90vh;overflow:auto}

.difficulty-grid{display:grid;gap:9px;margin:12px 0}.difficulty-choice{display:block;text-align:left;font-size:.78rem;padding:12px}.difficulty-choice strong{display:block;margin-bottom:3px}.difficulty-choice small{display:block}.difficulty-choice[aria-pressed=true]{outline:2px solid var(--accent);outline-offset:1px;background:var(--selected)}
.board-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin-bottom:18px}.board-card .board-note{width:100%;margin:8px 0;padding:9px;background:var(--bg);color:var(--text);border:1px solid var(--line);border-radius:5px;font:.75rem/1.5 inherit;resize:vertical}.board-card .selected{outline:2px solid var(--accent);outline-offset:1px}.board-links{list-style:none;padding:0;margin:0;font-size:.78rem;display:grid;gap:8px}.board-links li{display:flex;justify-content:space-between;align-items:center;gap:10px;border:1px solid var(--line);border-radius:6px;padding:9px 12px;background:var(--card)}
.messages-panel .message-card p{margin:0}
.network-map{width:100%;height:auto;margin-top:10px}.map-edge{stroke:var(--line);stroke-width:1.5}.map-edge.in-scope{stroke:var(--accent);opacity:.55}.map-hub{fill:var(--card);stroke:var(--line)}.map-hub-label{fill:var(--muted);font:8px var(--mono);text-anchor:middle}.map-node circle{fill:var(--card);stroke:var(--line);stroke-width:1.5}.map-node.authorized{cursor:pointer}.map-node.authorized circle{stroke:var(--accent)}.map-node.locked circle{opacity:.5}.map-node.active circle{fill:var(--selected);stroke:var(--accent);stroke-width:2.5}.map-node:focus-visible{outline:none}.map-node:focus-visible circle{outline:2px solid var(--accent);outline-offset:2px}.map-label{fill:var(--text);font:9px var(--mono);text-anchor:middle}.map-addr{fill:var(--muted);font:7.5px var(--mono);text-anchor:middle}
.checkpoint-list{display:grid;gap:10px;max-height:260px;overflow:auto}.checkpoint .evidence-card,.checkpoint{margin:0}.checkpoint button{margin-right:8px}
.tip{margin:0 0 14px}

.relationship-graph{width:100%;height:auto;display:block;margin:15px 0}.relationship-edge{stroke:var(--accent);stroke-width:2;opacity:.65}.relationship-node rect{fill:var(--card);stroke:var(--line);stroke-width:2}.relationship-node[role=button]{cursor:pointer}.relationship-node.active rect,.relationship-node:focus rect{stroke:var(--accent);fill:var(--selected);stroke-width:3}.relationship-node.locked{opacity:.7}.graph-title{fill:var(--text);font:11px var(--mono);text-anchor:middle}.graph-status{fill:var(--muted);font:9px var(--mono);text-anchor:middle}.relationship-list{font-size:.75rem;padding-left:20px;line-height:1.8}.comparison-wrap{overflow:auto}.comparison-table{border-collapse:collapse;width:100%;font-size:.73rem;margin-bottom:15px}.comparison-table th,.comparison-table td{border:1px solid var(--line);text-align:left;padding:8px;overflow-wrap:anywhere}.panel form label{display:block;font-size:.78rem;margin:14px 0}.panel form select{display:block;width:100%;padding:9px;margin-top:6px;background:var(--terminal);color:var(--text);border:1px solid var(--line);border-radius:5px}.tip p{margin-bottom:8px}.top-actions{flex-wrap:wrap}.topbar{height:auto;min-height:84px;padding-block:12px}.settings-dialog{max-width:520px}

.message-card p{white-space:pre-line}

/* Comfort workspace: readable type, quiet chrome, generous working surfaces. */
:root{--soft-line:color-mix(in srgb,var(--line) 48%,transparent)}
body{line-height:1.5;background:radial-gradient(ellipse at top right,color-mix(in srgb,var(--accent) 4%,transparent),transparent 55%),var(--bg)}
button{min-height:40px;border-radius:9px;transition:background .12s ease}
button:focus-visible,summary:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
[hidden]{display:none!important}
.topbar{min-height:76px;padding:14px 28px;border-color:var(--soft-line)}
.brand{font-size:1.12rem;letter-spacing:-.035em}.brand small{font-family:ui-sans-serif,system-ui,sans-serif;font-size:.58rem;letter-spacing:.12em}
.brand-mark{width:42px;height:42px}
.top-actions{gap:10px}.top-actions button,.save-menu summary{font-size:.8rem}
.simulation-badge{font-size:.65rem;letter-spacing:.06em;margin-right:10px}
.save-menu{position:relative}.save-menu summary{cursor:pointer;list-style:none;padding:9px 14px;border:1px solid var(--line);border-radius:9px;min-height:40px}
.save-menu summary::-webkit-details-marker{display:none}.save-menu summary::after{content:' ▾';color:var(--muted)}
.save-menu-items{position:absolute;right:0;top:calc(100% + 8px);width:210px;padding:8px;background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:0 16px 40px #0003;z-index:10;display:grid;gap:5px}
.save-menu-items button{text-align:left;border-color:transparent}
.layout{grid-template-columns:218px minmax(0,1fr);min-height:calc(100dvh - 76px)}
.sidebar{padding:30px 14px 20px;border-color:var(--soft-line);min-width:0;overflow:hidden}
.sidebar h2{font-size:1.1rem}.sidebar nav{gap:8px;margin-top:14px}
.case{padding:12px 10px;border-radius:10px;line-height:1.4;min-height:64px;display:flex;flex-direction:column;justify-content:center;gap:5px}
.case.active{border-color:var(--soft-line);box-shadow:inset 3px 0 var(--accent)}
.case-top{display:flex;align-items:center;gap:8px;min-width:0}.case-name{font-size:.8rem;font-weight:550;min-width:0;overflow:hidden;flex:1;white-space:nowrap;text-overflow:ellipsis}
.case-number{font-family:ui-sans-serif,system-ui,sans-serif;font-size:.7rem;color:var(--muted);flex:none}
.case.active .case-number{color:var(--accent)}.case:disabled{opacity:.6}
.sidebar-foot{padding:40px 12px 8px}.sidebar-foot p{margin-bottom:20px}
.workspace{padding:28px clamp(20px,2.5vw,42px) 20px;max-width:1900px;width:100%;margin-inline:auto}
.case-heading{align-items:center}.case-heading h1{font-size:clamp(1.7rem,2.4vw,2.5rem);margin:6px 0 8px;font-weight:600}
.case-heading p{font-size:.87rem;max-width:68ch;line-height:1.6;margin-bottom:18px}
.eyebrow{font-size:.67rem;letter-spacing:.1em}.case-progress{padding:0;min-width:100px;gap:4px}
.case-progress strong{font-family:ui-sans-serif,system-ui,sans-serif;font-size:1.45rem}.case-progress small{font-family:ui-sans-serif,system-ui,sans-serif;font-size:.6rem}
progress{width:100px;height:5px;accent-color:var(--accent);border:0;border-radius:8px;overflow:hidden;background:var(--selected)}
progress::-webkit-progress-bar{background:var(--selected)}progress::-webkit-progress-value{background:var(--accent)}progress::-moz-progress-bar{background:var(--accent)}
.objectives{padding:14px 0 18px;border-color:var(--soft-line);gap:10px 18px;font-size:.76rem;line-height:1.5}
.objectives>div{gap:8px}.objectives .done{color:var(--accent)}
.desk{grid-template-columns:minmax(0,1.5fr) minmax(330px,1fr);gap:20px;align-items:stretch}
.terminal,.intel{height:clamp(570px,calc(100dvh - 292px),960px)}
.intel{border-color:var(--soft-line);border-radius:16px;box-shadow:0 12px 35px #00000012}
.terminal-title{padding:12px 18px;min-height:64px;border-color:var(--soft-line);font-family:inherit;letter-spacing:0;align-items:center;flex-wrap:wrap}
.terminal-dot{width:7px;height:7px;border-radius:50%;background:var(--accent);display:inline-block;flex:none}
.terminal-tools{display:flex;gap:6px}.terminal-tools button{font-size:.72rem;min-height:34px;padding:6px 9px;border-color:var(--soft-line)}
.terminal-tools button[aria-pressed=true]{background:var(--selected);color:var(--accent)}
.terminal-body{position:relative;display:flex;flex:1;min-height:0}
.terminal-log{width:100%;padding:24px 24px 8px;overscroll-behavior:contain;scrollbar-gutter:stable;cursor:text}
.line{font:.9rem/1.85 var(--mono);margin:0 0 22px;color:var(--terminalText);tab-size:2}
.line.input{margin-bottom:10px;color:var(--accent);font-weight:600}
.line.system{color:var(--text)}
.latest-output{position:absolute;bottom:12px;left:50%;transform:translateX(-50%);background:var(--selected);color:var(--accent);font-size:.75rem;box-shadow:0 4px 15px #0004;white-space:nowrap}
.command-form{display:flex;align-items:baseline;gap:8px;padding:0}
.live-prompt{font:inherit;max-width:55%;flex:none;overflow-wrap:anywhere}
.command-form input{flex:1;min-width:0;font:inherit;color:inherit;background:transparent;border:0;padding:0;min-height:28px;appearance:none}
.command-form input:focus,.command-form input:focus-visible{outline:none;box-shadow:none}
.command-form input::placeholder{color:var(--muted);opacity:1}
.terminal-bottom{padding:10px 16px 14px;display:flex;flex-wrap:wrap;align-items:center;gap:9px 16px}
.terminal-shortcuts{padding:0;gap:6px}.terminal-shortcuts button{font:.7rem var(--mono);min-height:32px;padding:6px 9px;border-color:var(--soft-line)}
.intel-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:18px 20px 10px}.intel-heading .muted{font-size:.68rem}
.tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:5px;padding:6px 12px 12px;border-color:var(--soft-line);overflow:visible}
.tabs button{font-size:.76rem;min-height:36px;padding:7px 4px;border:1px solid transparent;border-radius:7px;white-space:normal}
.tabs .selected{background:var(--selected);border-color:var(--soft-line);color:var(--accent);font-weight:600}
.panel{padding:22px;overscroll-behavior:contain;scrollbar-gutter:stable;scrollbar-color:var(--line) transparent}
.panel p{font-size:.87rem;line-height:1.8}.panel h3{font-size:1rem}.panel-intro p,.count{font-size:.78rem}
.brief-text{font-size:.95rem;line-height:1.8;color:var(--text);margin-bottom:18px}
.responses-title{margin-top:22px;font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.evidence-card{border-color:var(--soft-line);border-radius:11px;padding:18px;margin-bottom:14px}
.evidence-card p{font-size:.85rem;line-height:1.8}.evidence-card code{font-size:.75rem;line-height:1.7}
.empty{margin:36px auto;max-width:300px}.empty-icon{margin-bottom:14px}.empty-icon-svg{width:40px;height:40px}.empty p{color:var(--muted)}
.secondary,.choice{font-size:.83rem}.report-form label,.panel form label,.report-form .check{font-size:.85rem}
.report-form select,.panel form select{font-size:.85rem;min-height:44px}.report-form fieldset{border-color:var(--soft-line);border-radius:9px}
.feedback{border-radius:0 9px 9px 0;padding:14px 16px}.tip{display:flex;align-items:center;gap:16px;justify-content:space-between;margin-bottom:18px}.tip p{margin:0;font-size:.85rem}.tip button{flex-shrink:0}
.board-card .board-note{font:.86rem/1.7 var(--mono);padding:12px}.board-links,.relationship-list{font-size:.82rem}
.comparison-table{font-size:.8rem}.comparison-table th,.comparison-table td{padding:10px}
footer{font-size:.68rem;padding-top:16px;line-height:1.7}
.settings-dialog{width:min(560px,calc(100vw - 28px));max-width:560px;max-height:calc(100dvh - 40px);padding:28px;border-color:var(--soft-line);border-radius:18px;box-shadow:0 24px 80px #0005}
.settings-dialog::backdrop{background:#0009;backdrop-filter:blur(5px)}
.settings-dialog h2{font-size:1.5rem}.settings-dialog label{font-size:.9rem}.settings-dialog input[type=range]{display:block;width:100%;margin-top:12px;accent-color:var(--accent)}
.settings-dialog input[type=checkbox]{accent-color:var(--accent);width:17px;height:17px;vertical-align:middle}
.theme-choice{min-height:48px}.guide-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:22px}
.guide-command{text-align:left;background:var(--card);border-color:var(--soft-line);padding:10px 12px}.guide-command code{color:var(--accent);font:.85rem var(--mono)}.guide-command small{display:block;margin-top:4px;font-size:.73rem}
.focus-mode{grid-template-columns:minmax(0,1fr)}.focus-mode .sidebar,.focus-mode .intel,.focus-mode .objectives,.focus-mode .tip{display:none}
.sidebar-collapsed{grid-template-columns:minmax(0,1fr)}
.brand-group{display:flex;align-items:center;gap:12px}
#sidebar-toggle{font-size:1rem;padding:8px 11px;line-height:1}
.welcome-screen{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--bg)}
.welcome-card{max-width:480px;width:100%;text-align:center}
.welcome-card .brand-mark{margin:0 auto 18px;width:56px;height:56px}
.welcome-form{margin-top:24px;text-align:left}
.welcome-form label{display:block;font-size:.85rem;margin-bottom:8px}
.welcome-form input[type=text]{width:100%;padding:12px;color:var(--text);background:var(--panel);border:1px solid var(--line);border-radius:8px;font-size:1rem}
.welcome-form .username-preview{margin-top:12px}
.welcome-form small{display:block;margin:10px 0}
.welcome-form .primary{width:100%;margin-top:14px}
.focus-mode .workspace{max-width:1240px}.focus-mode .desk{grid-template-columns:minmax(0,1fr)}.focus-mode .terminal{height:clamp(560px,calc(100dvh - 240px),1200px)}
.focus-mode .case-heading p{margin-bottom:14px}
[data-contrast=true]{--soft-line:var(--line)}
[data-contrast=true] .title-rain{display:none}
@media(min-width:1800px){.desk{grid-template-columns:minmax(0,1.65fr) minmax(420px,1fr)}.line{font-size:.95rem}}
@media(max-width:1250px){.layout{grid-template-columns:180px minmax(0,1fr)}.sidebar{padding-inline:9px}.workspace{padding:24px 20px}.desk{gap:14px;grid-template-columns:minmax(0,1.3fr) minmax(300px,1fr)}.terminal-title{padding:10px 14px}.terminal-title small{display:none}.terminal-log{padding:20px 18px 8px}.simulation-badge{display:none}.case-top{gap:8px}.case-progress{display:none}.focus-mode{grid-template-columns:1fr}}
@media(max-width:1000px){.layout{display:block}.sidebar{padding:12px 20px;border-right:0;border-bottom:1px solid var(--soft-line)}.sidebar>.eyebrow,.sidebar>h2{display:none}.sidebar nav{display:flex;overflow:auto;margin:0;padding:2px 0 6px;gap:8px}.case{min-width:190px;min-height:58px;padding:10px}.workspace{padding:24px 20px}.desk{grid-template-columns:minmax(0,1.2fr) minmax(290px,1fr)}.terminal,.intel{height:650px}.focus-mode .terminal{height:max(560px,calc(100dvh - 250px))}}
@media(max-width:760px){.topbar{padding:14px 18px;gap:14px}.brand small{font-size:.52rem}.top-actions{gap:8px}.desk{display:grid;grid-template-columns:minmax(0,1fr);gap:18px}.terminal{height:clamp(500px,72dvh,720px)}.intel{height:620px;margin:0}.tabs{grid-template-columns:repeat(3,minmax(0,1fr))}.workspace{padding:20px 16px}.objectives{display:flex;font-size:.75rem}.case-heading h1{font-size:1.8rem}.line{font-size:.88rem}.terminal-title small{display:inline}.tip{align-items:start;flex-direction:column;gap:10px}.focus-mode .terminal{height:max(520px,calc(100dvh - 260px))}footer{flex-direction:column}}
@media(max-width:420px){.topbar{padding:14px 16px}.top-actions{width:100%}.top-actions>*{flex:1}.top-actions .save-menu summary{text-align:center}.save-menu-items{left:0;right:auto}.sidebar{padding-inline:16px}.terminal-title small{display:none}.terminal-tools button{font-size:.7rem}.terminal-log{padding:18px 15px 6px}.command-form{margin-inline:10px}.terminal-bottom{padding-inline:12px}.panel{padding:18px}.intel-heading .muted{display:none}.settings-dialog{padding:22px}.guide-grid{grid-template-columns:1fr}.theme-grid{grid-template-columns:1fr}.brand small{font-size:.55rem}}

/* Game front: title screen, collapsed case brief, compact case list. */
.title-screen{position:relative;overflow:hidden;min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:24px;background:radial-gradient(ellipse at 50% -10%,color-mix(in srgb,var(--accent) 10%,transparent),transparent 60%),var(--bg)}
.title-rain{position:absolute;inset:0;width:100%;height:100%;opacity:.22;pointer-events:none}
.title-menu{position:absolute;top:20px;right:20px;z-index:1}
.title-menu-link{border-color:transparent;font-size:.8rem;color:var(--muted)}
.title-menu-link:hover{color:var(--accent);background:transparent}
.about-dialog{max-width:560px}
.about-dialog h3{margin-top:20px}
.about-dialog p{font-size:.88rem;line-height:1.7;color:var(--text)}
.title-card{position:relative;z-index:1;max-width:430px;width:100%;text-align:center;display:grid;justify-items:center;gap:6px;background:color-mix(in srgb,var(--bg) 55%,transparent);border-radius:20px;padding:12px}
.title-mark{display:grid;place-items:center;width:62px;height:62px;border-radius:16px;overflow:hidden;margin-bottom:10px}
.title-logo{font-size:clamp(2.4rem,7vw,3.4rem);margin:4px 0 2px;letter-spacing:-.05em;font-weight:700}
.title-gito{color:var(--accent)}
.title-tag{margin:0 0 20px;color:var(--muted);font-size:.95rem}
.title-btn{width:100%;font-size:1rem;padding:14px}
.title-alt{width:100%;border-color:transparent;color:var(--muted)}
.title-note{margin-top:14px;font-size:.8rem;line-height:1.6;max-width:34ch}
.title-sim{margin:26px 0 0;font:.6rem var(--mono);letter-spacing:.14em;color:var(--muted)}
.case-title{display:grid;gap:2px;min-width:0}
.case-title h1{margin:0}
.case-brief-toggle{display:inline-block;margin-top:2px}
.case-brief-toggle summary{display:inline-flex;align-items:center;gap:6px;font:.6rem var(--mono);letter-spacing:.12em;color:var(--muted);cursor:pointer;list-style:none;border:1px solid var(--soft-line);border-radius:6px;padding:4px 9px}
.case-brief-toggle summary::-webkit-details-marker{display:none}
.case-brief-toggle summary::after{content:'+';color:var(--accent)}
.case-brief-toggle[open] summary::after{content:'−'}
.case-brief-toggle summary:hover{color:var(--text);border-color:var(--line)}
.case-brief-toggle p{margin:10px 0 4px;font-size:.8rem;color:var(--muted);line-height:1.6;max-width:72ch}
.case-tag{align-self:flex-start;font:.53rem/1 var(--mono);letter-spacing:.09em;color:var(--accent);border:1px solid var(--soft-line);border-radius:5px;padding:3px 6px}
.case-tag.locked{color:var(--muted)}
.terminal-name{font:.62rem var(--mono);letter-spacing:.12em;color:var(--muted)}
@media(max-width:420px){.title-card{max-width:100%}.case-tag{display:none}}
/* Scenario selection, intro sequence and chapter cards */
.scenario-screen{min-height:100dvh;padding:48px 32px;background:var(--bg);max-width:1240px;margin:0 auto}
.scenario-head h1{margin:8px 0}.scenario-head p{max-width:680px}.scenario-tools{display:flex;gap:8px;margin:18px 0 30px}
.scenario-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}
.scenario-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:10px;padding:22px;background:var(--panel)}
.scenario-card.current{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}
.scenario-card h2{margin:10px 0 4px;font-size:1.35rem}.scenario-card p{font-size:.82rem;color:var(--text)}
.scenario-setting{font:.68rem var(--mono)!important;color:var(--muted)!important;letter-spacing:.05em}
.scenario-progress{margin-top:auto;padding-top:10px;display:grid;gap:6px}.scenario-progress progress{width:100%;accent-color:var(--accent)}
.scenario-actions{display:flex;gap:8px;margin-top:16px}.scenario-actions .primary{flex:1}
.intro-screen{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:32px 20px;background:#000;color:#d8e3d6}
.intro-card{max-width:680px;width:100%}.intro-title{font-size:clamp(2rem,6vw,3.4rem);margin:10px 0 28px}
.intro-line{font:.95rem/1.8 var(--mono);opacity:0;animation:intro-in .9s ease forwards;margin:0 0 18px}
.intro-actions{display:flex;align-items:center;gap:16px;margin-top:28px}.intro-actions small{color:#8d998b}
@keyframes intro-in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.intro-line{opacity:1}}
.chapter-card{max-width:520px;width:calc(100% - 32px);border:1px solid var(--accent);border-radius:12px;background:var(--panel);color:var(--text);padding:30px;text-align:center}
.chapter-card::backdrop{background:rgba(0,0,0,.82)}.chapter-card h2{font-size:1.8rem;margin:10px 0 14px}.chapter-card .primary{margin-top:10px;min-width:160px}
/* Terminal realism: notices, completion hints and a faint scanline layer */
.line.notice{border-left:2px solid var(--accent);padding-left:10px}.line.notice.chat{color:var(--text)}.line.notice.mail{color:var(--warning)}
.completions{font:.7rem var(--mono);color:var(--muted);padding:0 4px 6px;min-height:1em;white-space:pre-wrap}
.terminal-body{position:relative}.terminal-body::after{content:'';position:absolute;inset:0;pointer-events:none;background:repeating-linear-gradient(to bottom,transparent 0 2px,rgba(0,0,0,.12) 2px 3px)}
:root[data-theme=paper] .terminal-body::after,:root[data-contrast=true] .terminal-body::after{display:none}
.choice.locked{opacity:.6}.locked-note{display:block;color:var(--warning)}
@media(max-width:640px){.scenario-screen{padding:28px 16px}.scenario-grid{grid-template-columns:1fr}.chapter-card{padding:22px}}