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i{color:var(--muted);margin-left:4px;font-family:inherit;font-size:12px;font-style:normal;font-weight:500}.panel-row{z-index:1;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:14px;margin-bottom:14px;display:grid;position:relative}.chart-panel{border:1px solid var(--line);background:var(--panel);border-radius:16px;padding:16px 18px}.chart-panel h2{margin:0 0 12px;font-size:14px;font-weight:750}.chart-panel .panel-gap{margin-top:18px}.trend{flex-direction:column;gap:4px;display:flex}.trend-plot{border-bottom:1px solid var(--line-strong);align-items:flex-end;gap:3px;height:110px;padding-top:16px;display:flex;position:relative}.trend-grid{border-top:1px dashed var(--line);pointer-events:none;position:absolute;left:0;right:0}.trend-col{flex-direction:column;flex:1 1 0;justify-content:flex-end;align-items:center;min-width:0;height:100%;display:flex;position:relative}.trend-bar{background:var(--chart-s1);border-radius:3px 3px 0 0;width:min(64%,22px);transition:height 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line{stroke:var(--ink2);stroke-linecap:round}.node{fill:var(--cyan)}.lab-tag{fill:var(--ink);font-family:ui-monospace,monospace;font-size:13px;font-weight:700}.lab-note{fill:var(--muted);font-size:11px}.flow-dot{fill:var(--amber);filter:drop-shadow(0 0 3px var(--amber));transition:opacity .3s}.lamp-body{fill:none;stroke:var(--ink2);stroke-width:2.5px}.lamp-glow{fill:var(--amber);filter:blur(10px);transition:opacity .25s}.lamp-glow.warn{fill:var(--red)}.switch .lever{stroke:var(--cyan-deep);transition:all .2s}:root[data-theme=dark] .switch .lever{stroke:var(--cyan)}.diode-body{fill:var(--cyan-soft);stroke:var(--cyan-deep);stroke-width:2px}.scope{fill:var(--bg);stroke:var(--line)}:root[data-theme=dark] .scope{fill:#060c11b3}.scope-mid{stroke:var(--line);stroke-dasharray:4 4}.scope-in{fill:none;stroke:var(--muted);stroke-width:1.6px;opacity:.55}.scope-out{fill:none;stroke:var(--chart-s1);stroke-width:2.4px;filter:drop-shadow(0 0 4px var(--glow))}.scope-label{font-size:10.5px}.scope-label.in{fill:var(--muted)}.scope-label.out{fill:var(--chart-s1)}.lwire{fill:none;stroke:var(--line-strong);stroke-width:3px;stroke-linecap:round;transition:stroke .15s,filter .15s}.lwire.hi{stroke:var(--cyan);filter:drop-shadow(0 0 4px var(--glow))}.lswitch{fill:var(--chip-bg);stroke:var(--line-strong);transition:fill .15s}.lswitch.on{fill:var(--cyan-soft);stroke:var(--cyan)}.lswitch-knob{fill:var(--panel);stroke:var(--line-strong);stroke-width:2px;transition:cx .15s}.gate-body{fill:var(--panel);stroke:var(--line-strong);stroke-width:2px}.led{fill:var(--chip-bg);stroke:var(--line-strong);stroke-width:2px;transition:fill .15s}.led.on{fill:var(--cyan);stroke:var(--cyan-deep)}.led.on.warn{fill:var(--red);stroke:var(--red)}.lab-ok{color:var(--cyan-deep)}:root[data-theme=dark] .lab-ok{color:var(--cyan)}@media (max-width:960px){.studio-body{grid-template-columns:1fr}.stage-rail{grid-template-columns:repeat(2,1fr)}.portal-hero{grid-template-columns:1fr}.journey{grid-template-columns:1fr 1fr}.journey-step:nth-child(2):after{display:none}.lab-panel{grid-template-columns:1fr}}@media (max-width:820px){.login-shell{grid-template-columns:1fr}.login-context{min-height:38vh;padding:28px 25px}.context-copy{margin:45px 0 30px}.context-copy h1{font-size:34px}.context-copy>p:last-child,.context-foot{display:none}.login-panel{border-left:0;border-top:1px solid var(--line);min-height:62vh;padding:37px 25px}.workspace-shell{grid-template-rows:auto minmax(0,1fr);grid-template-columns:1fr}.history-panel{border-right:0;border-bottom:1px solid var(--line);grid-template-columns:auto minmax(0,1fr) auto;align-items:center;padding:10px 13px;display:grid}.brand-block{padding:0}.brand-block div,.history-heading,.history-list,.quota-line,.quota-track{display:none}.new-chat-button{width:auto;margin-left:15px;padding:8px 11px}.account-card{border:0;padding:0}.account-row{grid-template-columns:31px auto}.avatar{width:31px;height:31px}.account-row div{display:none}.stage-header{padding:17px 18px 13px}.stage-header h1{font-size:20px}.stage-header p{text-overflow:ellipsis;white-space:nowrap;max-width:180px;overflow:hidden}.stage-actions{gap:6px}.lesson-link{padding:6px 10px}.agent-tabs{padding:0 12px}.message-scroll{padding:22px 17px 12px}.empty-state{margin-top:5vh}.empty-state h2{font-size:26px}.message-row.user{margin-left:0}.composer-wrap{padding:10px 12px 13px}.composer textarea{min-height:62px}}@media (max-width:640px){.figs-header{flex-direction:column;align-items:flex-start;gap:8px}.figs-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}.figs-stage{margin:6px 12px 0}.figs-desc{margin:12px 12px 0}.figs-lightbox-panel>header,.figs-lightbox-panel>footer{padding-inline:12px}.studio-shell{padding-inline:14px}.stage-rail{grid-template-columns:1fr 1fr}.done-panel{text-align:center;flex-direction:column;align-items:stretch}.portal-top{flex-wrap:wrap}.feature-thumbs{grid-template-columns:repeat(4,1fr)}.journey{grid-template-columns:1fr}.journey-step:not(:last-child):after{content:"↓";top:auto;bottom:-16px;right:50%;transform:translate(50%)}.flow-zone{grid-template-columns:34px minmax(0,1fr);gap:0 10px}.flow-rail i{width:28px;height:28px;font-size:10.5px}.flow-cards{grid-template-columns:1fr}.unit-block li{grid-template-columns:28px minmax(0,1fr)}.ch-actions{grid-column:2;justify-self:start}.ex-actions{flex-wrap:wrap}}.sys-shell{max-width:1080px;min-height:100vh;margin:0 auto;padding:20px clamp(16px,4vw,40px) 56px;position:relative}.sys-top{justify-content:space-between;align-items:center;gap:12px;margin-bottom:26px;display:flex}.sys-back{color:var(--muted);font-size:13px;font-weight:650;text-decoration:none}.sys-back:hover{color:var(--cyan)}.sys-tag{letter-spacing:.12em;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:5px 12px;font-size:12px}.sys-hero{margin-bottom:44px}.sys-kicker{letter-spacing:.18em;color:var(--cyan);margin:0 0 10px;font-size:12px;font-weight:700}.sys-hero h1{letter-spacing:-.01em;margin:0 0 14px;font-size:clamp(26px,4.4vw,40px);line-height:1.25}.sys-accent{color:var(--cyan)}.sys-lead{max-width:62ch;color:var(--muted);margin:0 0 22px;font-size:14.5px;line-height:1.85}.sys-stats{flex-wrap:wrap;gap:10px;display:flex}.sys-stats>div{background:var(--panel);border:1px solid var(--line);border-radius:12px;flex:130px;padding:14px 16px}.sys-stats b{color:var(--cyan);font-size:26px;line-height:1.1;display:block}.sys-stats span{color:var(--muted);font-size:12px}.sys-section{margin-bottom:48px}.sys-h2{letter-spacing:-.01em;margin:0 0 8px;font-size:19px}.sys-sub{max-width:68ch;color:var(--muted);margin:0 0 22px;font-size:13.5px;line-height:1.85}.boppps-list{gap:14px;margin:0;padding:0;list-style:none;display:grid}.boppps-item{background:var(--panel);border:1px solid var(--line);border-radius:14px;gap:16px;padding:18px 20px;transition:border-color .2s;display:flex}.boppps-item:hover{border-color:var(--line-strong)}.boppps-mark{flex-direction:column;flex:0 0 52px;align-items:center;gap:4px;display:flex}.boppps-letter{background:var(--cyan-soft);width:42px;height:42px;color:var(--cyan-deep);border-radius:12px;place-items:center;font-size:20px;font-weight:800;display:grid}.boppps-index{color:var(--muted);letter-spacing:.08em;font-size:11px}.boppps-body{flex:1;min-width:0}.boppps-body h3{flex-wrap:wrap;align-items:baseline;gap:8px;margin:2px 0 8px;font-size:16px;display:flex}.boppps-body h3 em{color:var(--muted);letter-spacing:.04em;font-size:12px;font-style:normal;font-weight:600}.boppps-def{color:var(--ink);margin:0 0 12px;font-size:13.5px;line-height:1.8}.boppps-land{border-left:3px solid var(--cyan);margin-bottom:10px;padding-left:12px}.boppps-land-tag{color:var(--cyan-deep);letter-spacing:.08em;margin-bottom:3px;font-size:11px;font-weight:700;display:inline-block}.boppps-land p{color:var(--muted);margin:0;font-size:13px;line-height:1.8}.boppps-entry{color:var(--cyan);font-size:12.5px;font-weight:650;text-decoration:none;display:inline-block}.boppps-entry:hover{text-decoration:underline}.sys-part{margin-bottom:26px}.sys-part-head{margin-bottom:12px}.sys-part-head h3{margin:0 10px 0 0;font-size:16px;display:inline-block}.sys-part-range{color:var(--cyan);font-size:12px;font-weight:650}.sys-part-head p{color:var(--muted);margin:6px 0 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var(--line);border-radius:14px;margin-bottom:18px;overflow:hidden}.exp-toggle{width:100%;color:var(--ink);cursor:pointer;background:0 0;border:0;justify-content:space-between;align-items:center;gap:10px;padding:14px 18px;font-size:14px;font-weight:650;display:flex}.exp-toggle:hover{background:var(--chip-bg)}.exp-caret{color:var(--muted);font-size:11px}.exp-body{border-top:1px solid var(--line);padding:4px 18px 18px}.exp-note{color:var(--muted);margin:12px 0 16px;font-size:12.5px;line-height:1.8}.exp-note b{color:var(--ink)}.exp-field{flex-direction:column;flex:190px;gap:6px;min-width:0;margin-bottom:14px;display:flex}.exp-label{color:var(--muted);font-size:12px;font-weight:650}.exp-row{flex-wrap:wrap;gap:12px;display:flex}.exp-panel input[type=date],.exp-panel select{border:1px solid var(--line-strong);background:var(--input-bg);width:100%;color:var(--ink);border-radius:9px;outline:none;padding:9px 11px;font-size:13px}.exp-panel input[type=date]:focus,.exp-panel 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