@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/f639721981034f88-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/9766a7e9e2e0ad5a-s.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/b66cf8e69499582a-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/aa016aab0e6d1295-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/22a5144ee8d83bca-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:Geist Fallback;src:local("Arial");ascent-override:95.94%;descent-override:28.16%;line-gap-override:0.00%;size-adjust:104.76%}.__className_246ccd{font-family:Geist,Geist Fallback;font-style:normal}.__variable_246ccd{--font-geist-sans:"Geist","Geist Fallback"}@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/013b72fa676f92e0-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/b9408752a0c24fb9-s.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/65f03d54ccadf4a8-s.woff2) format("woff2");unicode-range:u+2000-2001,u+2004-2008,u+200a,u+23b8-23bd,u+2500-259f}@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/e038a29029a234f2-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/2b5b02fc7e511755-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/7d4881bb7e1bf84d-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:Geist Mono Fallback;src:local("Arial");ascent-override:74.67%;descent-override:21.92%;line-gap-override:0.00%;size-adjust:134.59%}.__className_c29908{font-family:Geist Mono,Geist Mono Fallback;font-style:normal}.__variable_c29908{--font-geist-mono:"Geist Mono","Geist Mono Fallback"}

/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,::backdrop,:after,:before{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial}}}@layer theme{:host,:root{--font-sans:ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";--font-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,::backdrop,:after,:before{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}:host,html{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,pre,samp{font-family:var(--default-mono-font-family,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}menu,ol,ul{list-style:none}audio,canvas,embed,iframe,img,object,svg,video{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,optgroup,select,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab,red,red)){::placeholder{color:color-mix(in oklab,currentcolor 50%,transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit,::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-millisecond-field,::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.static{position:static}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.block{display:block}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}}:root{--ink:#14233d;--muted:#5d6a7e;--paper:#f6f8f4;--panel:#fff;--navy:#142a46;--navy-deep:#0b1d31;--yellow:#ffbd59;--yellow-bright:#ffd57a;--mint:#55d6be;--purple:#8b7cf6;--red:#ee6a5f;--line:#dbe2e8;--shadow:0 18px 50px #1327411f;--hard-shadow:5px 6px 0 #14233d1f}.module-m3 .module-code{color:#102b36;background:#25b7a0}.brand,.main-nav>a{color:inherit;text-decoration:none}.main-nav>a{color:var(--muted);border:1px solid #0000;border-radius:12px;padding:10px 14px;font-weight:800}.main-nav>a.active,.main-nav>a:hover{border-color:var(--line);color:var(--ink);background:#f3f6f8}.nav-current{border-left:1px solid var(--line);color:#69778a;padding:8px 11px;font-size:11px;font-weight:850}.m3-brand-mark,.m3-footer-mark{background:#55d6be;border-radius:13px}.m3-hero{color:#fff;background:radial-gradient(circle at 82% 20%,#55d6be2e,#0000 24%),linear-gradient(112deg,#0a2132,#123b4e);grid-template-columns:minmax(0,1.05fr) minmax(500px,.95fr);align-items:center;gap:clamp(40px,5vw,82px);min-height:660px;padding:clamp(58px,7vw,96px) clamp(24px,6vw,92px);display:grid;position:relative;overflow:hidden}.m3-hero:before{content:"";pointer-events:none;background-color:#0000;background-image:linear-gradient(#ffffff09 1px,#0000 0),linear-gradient(90deg,#ffffff09 1px,#0000 0);background-position:0 0,0 0;background-repeat:repeat,repeat;background-size:54px 54px;background-attachment:scroll,scroll;background-origin:padding-box,padding-box;background-clip:border-box,border-box;position:absolute;inset:0}.m3-hero-copy,.m3-system-board{z-index:1;position:relative}.m3-hero h1{letter-spacing:-3.2px;max-width:800px;margin:23px 0 0;font-size:clamp(43px,4.9vw,68px);font-weight:950;line-height:1}.m3-hero h1 span{color:#66e0cb;margin-top:10px;display:block}.m3-hero-copy>p{color:#c5d8df;max-width:660px;margin:26px 0 0;font-size:clamp(15px,1.4vw,18px);line-height:1.78}.m3-primary{background:#55d6be}.m3-system-board{background:radial-gradient(circle,#55d6be21,#0000 34%),#ffffff0a;border:1px solid #ffffff24;border-radius:32px;min-height:500px;box-shadow:inset 0 0 0 12px #ffffff05}.m3-board-core{z-index:2;text-align:center;background:#0c293b;border:2px solid #55d6be;border-radius:50%;place-content:center;width:160px;height:160px;display:grid;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 0 0 18px #55d6be12,0 16px 40px #0000004d}.m3-board-core>span{color:#55d6be;font-size:32px;transform:rotate(-8deg)}.m3-board-core small,.m3-board-core strong{display:block}.m3-board-core strong{margin-top:3px;font-size:16px}.m3-board-core small{color:#93aeba;margin-top:6px;font-size:10px}.m3-board-ring:before{content:"";border:1px dashed #ffffff2e;border-radius:50%;width:350px;height:350px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.board-node{z-index:3;background:#081d2be6;border:1px solid #ffffff2b;border-radius:14px;min-width:154px;padding:13px 14px;display:grid;position:absolute;box-shadow:0 10px 28px #0003}.board-node:after{content:"";background:#55d6be73;width:38px;height:1px;position:absolute}.board-node b{color:#f4fbfc;font-size:13px}.board-node small{color:#91aeb9;margin-top:4px;font-size:9px}.board-node.structure{top:32px;left:50%;transform:translate(-50%)}.board-node.structure:after{transform-origin:0;top:100%;left:50%;transform:rotate(90deg)translate(19px)}.board-node.energy{top:144px;right:22px}.board-node.energy:after,.board-node.environment:after{top:50%;right:100%}.board-node.environment{bottom:55px;right:48px}.board-node.safety{bottom:55px;left:48px}.board-node.avionics:after,.board-node.safety:after{top:50%;left:100%}.board-node.avionics{top:144px;left:22px}.m3-map-section{background-color:#0000;background-image:linear-gradient(#14233d06 1px,#0000 0),linear-gradient(90deg,#14233d06 1px,#0000 0);background-position:0 0,0 0;background-repeat:repeat,repeat;background-size:48px 48px;background-attachment:scroll,scroll;background-origin:padding-box,padding-box;background-clip:border-box,border-box}.m3-chapter-hero{background:radial-gradient(circle at 88% 10%,#55d6be29,#0000 24%),linear-gradient(110deg,#0a2132,#123b4e)}.m3-visual-master{grid-template-columns:minmax(270px,.7fr) minmax(0,1.3fr)}.m3-flow-diagram{background-color:#f7faf9;background-image:linear-gradient(#14233d09 1px,#0000 0),linear-gradient(90deg,#14233d09 1px,#0000 0),none;background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:28px 28px;background-attachment:scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box;background-clip:border-box,border-box,border-box;border:1px solid #dfe7e9;border-radius:22px;align-items:stretch;gap:18px;min-width:0;padding:24px;display:flex}.m3-flow-step{text-align:center;background:#fff;border:1px solid #d7e2e4;border-radius:16px;flex-direction:column;flex:1;justify-content:center;align-items:center;min-width:0;padding:19px 9px 16px;display:flex;position:relative;box-shadow:3px 4px #14233d14}.m3-flow-number{color:#9aabb1;font-size:8px;font-weight:900;position:absolute;top:7px;left:9px}.m3-flow-step>i{background:var(--chapter-soft);border-radius:13px;place-items:center;width:42px;height:42px;font-size:21px;font-style:normal;display:grid}.m3-flow-step strong{margin-top:10px;font-size:12px}.m3-flow-step small{color:#71808c;margin-top:5px;font-size:9px;line-height:1.45}.m3-flow-arrow{z-index:2;color:var(--chapter-accent);font-size:17px;position:absolute;top:50%;left:calc(100% + 4px);transform:translateY(-50%)}.m3-section-overview{border-left:3px solid var(--chapter-accent);background:var(--chapter-soft);border-radius:0 12px 12px 0;margin:4px 0 12px;padding:14px 16px}.m3-section-route-heading{flex-wrap:wrap;align-items:baseline;gap:5px 10px;display:flex}.m3-section-route-heading>span{color:var(--chapter-accent);letter-spacing:.8px;font-size:9px;font-weight:950}.m3-section-route-heading strong{color:#334258;font-size:11px}.m3-section-route-heading p{color:#7f8b98;margin:0 0 0 auto;font-size:9px}.m3-section-route{scrollbar-width:thin;align-items:stretch;gap:6px;margin-top:10px;padding:1px 1px 6px;display:flex;overflow-x:auto}.m3-section-route-step{flex:none;align-items:stretch;gap:6px;display:flex}.m3-section-route-step a{color:#40505f;background:#ffffffd1;border:1px solid #14233d1f;border-radius:10px;flex-direction:column;justify-content:center;width:128px;min-height:58px;padding:8px 10px;text-decoration:none;display:flex}.m3-section-route-step a:focus-visible,.m3-section-route-step a:hover{border-color:var(--chapter-accent);outline:none;box-shadow:0 4px 10px #14233d0f}.m3-section-route-step small{color:var(--chapter-accent);font-size:8px;font-weight:950}.m3-section-route-step strong{text-overflow:ellipsis;white-space:nowrap;margin-top:4px;font-size:9px;line-height:1.35;overflow:hidden}.m3-section-route-step>b{color:var(--chapter-accent);place-items:center;font-size:13px;display:grid}.m3-node-explainer{display:block}.knowledge-node[id^=topic-]{scroll-margin-top:154px}.m3-node-framework{margin-top:16px}.m3-framework-heading{justify-content:space-between;align-items:center;gap:14px;margin-bottom:9px;display:flex}.m3-framework-heading>span{background:var(--ink);color:#fff;letter-spacing:.8px;border-radius:999px;flex:none;padding:5px 9px;font-size:9px;font-weight:950}.m3-framework-heading p{color:#7d8997;text-align:right;margin:0;font-size:10px;line-height:1.5}.m3-framework-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;display:grid}.m3-framework-card{background:#f7f8fa;border:1px solid #14233d1a;border-radius:13px;min-width:0;min-height:142px;padding:13px;position:relative;overflow:hidden;box-shadow:0 0 0 1px #14233d06,0 4px 12px #14233d09}.m3-framework-card:after{content:"";border:13px solid #ffffff85;border-radius:50%;width:74px;height:74px;position:absolute;bottom:-22px;right:-19px}.m3-framework-card.is-logic{background:#fff6e9}.m3-framework-label{z-index:1;grid-template-columns:auto auto 1fr;align-items:center;gap:7px;display:grid;position:relative}.m3-framework-label>span{color:#8a95a2;letter-spacing:.8px;font-size:8px;font-weight:950}.m3-framework-label i{width:27px;height:27px;color:var(--ink);background:#ffffffc7;border:1px solid #14233d1f;border-radius:9px;place-items:center;font-size:13px;font-style:normal;font-weight:950;display:grid}.m3-framework-label strong{color:#26354b;font-size:11px;font-weight:950}.m3-framework-card p{z-index:1;color:#435268;margin:12px 0 0;font-size:11px;font-weight:680;line-height:1.7;position:relative}.m3-logic-map{background:#fff;border:1px solid #e3e7eb;border-radius:13px;margin-top:10px;padding:13px}.m3-logic-heading{justify-content:space-between;align-items:flex-end;gap:14px;display:flex}.m3-logic-heading>div span,.m3-logic-heading>div strong{display:block}.m3-logic-heading>div span{color:var(--chapter-accent);letter-spacing:.9px;font-size:9px;font-weight:950}.m3-logic-heading>div strong{color:#26354b;margin-top:3px;font-size:12px}.m3-logic-heading p{color:#536174;flex-wrap:wrap;justify-content:flex-end;gap:4px 6px;margin:0;font-size:9px;line-height:1.5;display:flex}.m3-logic-heading p span{color:#929ca8}.m3-logic-heading p i{color:var(--chapter-accent);font-style:normal;font-weight:950}.m3-relation-track{grid-template-columns:minmax(0,1fr) auto minmax(0,1.1fr) auto minmax(0,1fr);align-items:stretch;gap:7px;margin-top:12px;display:grid}.m3-relation-node{min-width:0;min-height:76px;color:inherit;background:#f8f9fa;border:1px solid #dfe4e8;border-radius:11px;flex-direction:column;justify-content:center;padding:10px 11px;text-decoration:none;transition:border-color .16s,transform .16s,box-shadow .16s;display:flex;position:relative}a.m3-relation-node:hover{border-color:var(--chapter-accent);transform:translateY(-2px);box-shadow:0 5px 12px #14233d12}.m3-relation-node small{color:#909ba8;font-size:8px;font-weight:900}.m3-relation-node strong{color:#344258;text-overflow:ellipsis;white-space:nowrap;margin-top:5px;font-size:10px;font-weight:900;line-height:1.35;overflow:hidden}.m3-relation-node>span{color:var(--chapter-accent);margin-top:4px;font-size:8px;font-weight:950}.m3-relation-node.is-current{border-color:var(--chapter-accent);background:var(--chapter-soft);box-shadow:inset 0 -3px 0 var(--chapter-accent)}@supports (color:color-mix(in lab,red,red)){.m3-relation-node.is-current{box-shadow:inset 0 -3px 0 color-mix(in srgb,var(--chapter-accent) 32%,transparent)}}.m3-relation-node.is-empty{background:0 0;border-style:dashed}.m3-relation-node.is-empty strong{color:#9aa4ae}.m3-relation-arrow{color:var(--chapter-accent);place-items:center;font-size:16px;display:grid}.m3-related-row{border-top:1px dashed #e3e7eb;grid-template-columns:auto 1fr;align-items:start;gap:10px;margin-top:10px;padding-top:10px;display:grid}.m3-related-row>span{color:#8994a1;padding-top:6px;font-size:8px;font-weight:900}.m3-related-row>div{flex-wrap:wrap;gap:6px;display:flex}.m3-related-row a{color:#435268;background:#f8f9fa;border:1px solid #dde2e7;border-radius:999px;align-items:center;gap:6px;padding:5px 8px;font-size:9px;font-weight:800;text-decoration:none;display:inline-flex}.m3-related-row a:focus-visible,.m3-related-row a:hover{border-color:var(--chapter-accent);color:var(--ink);outline:none}.m3-related-row a small{color:var(--chapter-accent);font-size:8px}.m3-flashcard{background:radial-gradient(circle at 85% 12%,#55d6be38,#0000 28%),#fff}.m3-quiz-panel{box-shadow:8px 9px #25b7a061}@media (max-width:1080px){.m3-hero{grid-template-columns:1fr}.m3-system-board{width:min(100%,660px);margin:0 auto}.m3-visual-master{grid-template-columns:1fr}}@media (max-width:760px){.main-nav>a,.nav-current{display:none}.m3-hero{gap:36px;min-height:auto;padding:48px 18px 42px}.m3-hero h1{letter-spacing:-2.6px;font-size:43px}.m3-system-board{min-height:auto;padding:16px}.m3-board-core{border-radius:18px;width:auto;height:auto;padding:20px;position:static;transform:none}.m3-board-ring{grid-template-columns:1fr 1fr;gap:9px;margin-top:10px;display:grid}.board-node:after,.m3-board-ring:before{display:none}.board-node,.board-node.avionics,.board-node.energy,.board-node.environment,.board-node.safety,.board-node.structure{min-width:0;position:static;transform:none}.board-node.avionics{grid-column:1/-1}.m3-flow-diagram{grid-template-columns:1fr 1fr;padding:13px;display:grid}.m3-flow-step:last-child{grid-column:1/-1}.m3-flow-arrow{display:none}.m3-section-overview{margin-top:0}}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:radial-gradient(circle at 10% 10%,#55d6be1a,transparent 25%),radial-gradient(circle at 90% 30%,#8b7cf614,transparent 28%),var(--paper);color:var(--ink);font-family:var(--font-geist-sans),"PingFang SC","Microsoft YaHei",sans-serif;margin:0}button,input{font:inherit}button{color:inherit}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline-offset:3px;outline:3px solid #ffbd59a6}.module-loading,.site-shell{min-height:100vh}.module-loading{background:var(--paper);color:var(--ink);text-align:center;place-content:center;gap:10px;padding:32px;display:grid}.module-loading span{color:var(--muted);letter-spacing:.16em;font-size:11px;font-weight:800}.module-loading strong{font-size:clamp(20px,4vw,32px)}.course-hub{background-color:#f4f6f1;background-image:linear-gradient(#14233d09 1px,#0000 0),linear-gradient(90deg,#14233d09 1px,#0000 0),none;background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:52px 52px;background-attachment:scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box;background-clip:border-box,border-box,border-box;min-height:calc(100vh - 74px)}.hub-hero{background:var(--navy-deep);color:#fff;grid-template-columns:minmax(0,1.15fr) minmax(360px,.85fr);align-items:center;gap:clamp(30px,6vw,100px);min-height:510px;padding:clamp(62px,8vw,112px) clamp(24px,7vw,110px);display:grid;position:relative;overflow:hidden}.hub-hero:after{content:"";pointer-events:none;background-color:#0000;background-image:linear-gradient(90deg,#0000 0 69px,#ffffff09 70px),linear-gradient(#0000 0 69px,#ffffff09 70px);background-position:0 0,0 0;background-repeat:repeat,repeat;background-size:70px 70px;background-attachment:scroll,scroll;background-origin:padding-box,padding-box;background-clip:border-box,border-box;position:absolute;inset:0}.hub-hero-copy,.hub-route{z-index:1;position:relative}.hub-kicker{border-bottom:2px solid var(--yellow);color:#b8c7d7;letter-spacing:2px;padding-bottom:8px;font-size:10px;font-weight:900;display:inline-block}.hub-hero h1{letter-spacing:-4.5px;max-width:760px;margin:23px 0 0;font-size:clamp(43px,6.1vw,86px);font-weight:950;line-height:.98}.hub-hero h1 span{color:var(--yellow);margin-top:10px;display:block}.hub-hero-copy>p{color:#c4d1dd;max-width:650px;margin:26px 0 0;font-size:clamp(15px,1.5vw,19px);line-height:1.75}.hub-route{place-items:center;min-height:330px;display:grid}.hub-core{text-align:center;background:#ffffff0f;border:2px solid #ffffffb3;border-radius:50%;align-content:center;place-items:center;width:190px;height:190px;display:grid;box-shadow:0 0 0 24px #ffffff06,0 0 0 50px #ffffff05}.hub-core span{color:var(--mint);letter-spacing:1.2px;font-size:11px;font-weight:900}.hub-core strong{margin-top:7px;font-size:22px}.hub-route>i{background:linear-gradient(var(--yellow),#ffbd5933);width:2px;height:66px}.hub-branches{justify-content:space-between;width:min(100%,340px);display:flex;position:relative}.hub-branches:before{content:"";border:2px solid var(--yellow);border-bottom:0;height:18px;position:absolute;top:-18px;left:48px;right:48px}.hub-branches span{border:2px solid var(--ink);width:96px;height:70px;color:var(--ink);border-radius:15px;place-items:center;font-size:25px;font-weight:950;display:grid;box-shadow:4px 5px #00000047}.hub-branches .m3{background:#d9e2ec}.hub-branches .m5{background:var(--yellow)}.module-section{max-width:1480px;margin:0 auto;padding:clamp(64px,8vw,112px) clamp(20px,5vw,72px) 46px}.module-heading{justify-content:space-between;align-items:end;gap:40px;margin-bottom:32px;display:flex}.module-heading span{color:#7d8996;letter-spacing:1.8px;font-size:10px;font-weight:900}.module-heading h2{letter-spacing:-2.7px;margin:9px 0 0;font-size:clamp(34px,4vw,56px);font-weight:950}.module-heading p{max-width:410px;color:var(--muted);margin:0 0 5px;font-size:12px;line-height:1.7}.module-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(18px,3vw,34px);display:grid}.module-card{border:2px solid var(--ink);background:#fff;border-radius:28px;flex-direction:column;min-height:630px;padding:clamp(24px,3vw,40px);display:flex;position:relative;overflow:hidden;box-shadow:8px 9px #14233d1f}.module-card:after{content:"";pointer-events:none;border-bottom:1px solid #14233d14;border-left:1px solid #14233d14;border-radius:0 0 0 100%;width:115px;height:115px;position:absolute;top:0;right:0}.module-m3{background:#fbfcfd}.module-m5{background:radial-gradient(circle at 92% 8%,#ffbd593d,#0000 25%),#fff}.module-card-topline{justify-content:space-between;align-items:center;display:flex}.module-code{border:2px solid var(--ink);background:var(--ink);color:#fff;border-radius:13px;place-items:center;width:68px;height:52px;font-size:22px;font-weight:950;display:grid}.module-m5 .module-code{background:var(--yellow);color:var(--ink)}.module-status{border-radius:99px;align-items:center;gap:7px;padding:7px 10px;font-size:10px;font-weight:900;display:inline-flex}.module-status.reserved{color:#667584;background:#e8edf1}.module-status.live{color:#1b6f60;background:#55d6be2e}.module-status.live i{background:#21a88f;border-radius:50%;width:7px;height:7px;box-shadow:0 0 0 4px #21a88f1f}.module-visual{background-color:#f4f7f8;background-image:linear-gradient(#14233d0a 1px,#0000 0),linear-gradient(90deg,#14233d0a 1px,#0000 0),none;background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:28px 28px;background-attachment:scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box;background-clip:border-box,border-box,border-box;border:1px solid #dce3e8;border-radius:20px;place-items:center;height:205px;margin:27px 0 24px;display:grid;position:relative;overflow:hidden}.module-visual-structure .fuselage{background:#dbe3eb;border:2px solid #738397;border-radius:60% 60% 38% 38%;width:34px;height:155px;position:absolute;box-shadow:inset 7px 0 #ffffffb3}.module-visual-structure .fuselage:before{clip-path:polygon(0 70%,42% 0,58% 0,100% 70%,100% 100%,0 100%);content:"";background:#9dabb8;width:99px;height:24px;position:absolute;top:104px;left:-35px}.module-visual-structure .wing{background:#c5d0da;border:2px solid #738397;width:142px;height:43px;position:absolute;top:84px}.module-visual-structure .wing-left{clip-path:polygon(0 78%,100% 0,100% 100%,0 100%);right:calc(50% + 13px)}.module-visual-structure .wing-right{clip-path:polygon(0 0,100% 78%,100% 100%,0 100%);left:calc(50% + 13px)}.module-visual-structure>i{border-bottom:2px solid #98a5b1;border-right:2px solid #98a5b1;width:42px;height:42px;position:absolute;bottom:17px;right:20px}.engine-core{background:#14273d;border:14px solid #344b62;border-radius:50%;width:132px;height:132px;display:block;position:relative;box-shadow:0 0 0 4px #91a0ae,0 16px 28px #14233d3d}.engine-core>i{transform-origin:3px 3px;background:linear-gradient(#b9c4cc,#62778a);border-radius:99px 99px 5px 5px;width:6px;height:47px}.engine-core>b,.engine-core>i{position:absolute;top:50%;left:50%}.engine-core>b{z-index:2;background:var(--yellow);border:4px solid #d6dde3;border-radius:50%;width:31px;height:31px;transform:translate(-50%,-50%)}.air-line{background:#6abac9;width:100px;height:2px;position:absolute;top:50%}.air-line:after{content:"";border-top:2px solid #6abac9;border-right:2px solid #6abac9;width:9px;height:9px;position:absolute;top:-4px;transform:rotate(45deg)}.air-line-one{left:23px}.air-line-two{right:23px}.air-line-one:after,.air-line-two:after{right:0}.module-label{color:#8793a0;letter-spacing:1.6px;font-size:9px;font-weight:900}.module-card h3{letter-spacing:-1.8px;margin:8px 0 0;font-size:clamp(28px,3vw,42px);font-weight:950}.module-card>p{min-height:52px;color:var(--muted);margin:12px 0 0;font-size:12px;line-height:1.7}.module-capacity,.module-metrics{gap:8px;margin-top:18px;display:flex}.module-capacity span{color:#71808d;border:1px dashed #aeb9c3;border-radius:8px;padding:8px 10px;font-size:9px;font-weight:850}.module-metrics span{border-left:2px solid var(--yellow);color:#73808d;background:#f6f7f5;flex:1;padding:9px 10px;font-size:9px}.module-metrics strong{color:var(--ink);font-size:17px;display:block}.module-enter{border:2px solid var(--ink);background:var(--yellow);width:100%;min-height:49px;box-shadow:4px 5px 0 var(--ink);color:var(--ink);border-radius:13px;justify-content:center;align-items:center;margin-top:auto;padding:13px 18px;font-size:12px;font-weight:950;text-decoration:none;transition:transform .16s,box-shadow .16s;display:flex}.module-enter:hover{transform:translateY(-2px)}.module-enter.disabled{box-shadow:none;color:#71808d;background:#e9edf0;border-color:#c7d0d7}.hub-system-strip{grid-template-columns:repeat(3,minmax(0,1fr));max-width:1336px;margin:0 auto;padding:20px 32px 82px;display:grid}.hub-system-strip>div{border-right:1px solid #cfd7dd;grid-template-columns:37px 1fr;padding:18px 26px;display:grid}.hub-system-strip>div:last-child{border-right:0}.hub-system-strip span{color:#9aa5af;grid-row:1/3;font-size:10px;font-weight:900}.hub-system-strip strong{font-size:13px}.hub-system-strip small{color:#7e8a96;margin-top:4px;font-size:9px}.topbar{z-index:50;border-bottom:2px solid var(--ink);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#ffffffed;justify-content:space-between;min-height:74px;padding:10px clamp(18px,4vw,64px);position:sticky;top:0}.brand,.topbar{align-items:center;display:flex}.brand{cursor:pointer;text-align:left;background:0 0;border:0;gap:11px;padding:0}.brand-mark,.footer-mark{border:2px solid var(--ink);background:var(--yellow);width:44px;height:44px;box-shadow:3px 3px 0 var(--ink);letter-spacing:-.5px;border-radius:50%;place-items:center;font-size:14px;font-weight:950;display:grid}.brand small,.brand strong{display:block}.brand strong{font-size:17px;font-weight:900}.brand small{color:var(--muted);letter-spacing:2.2px;margin-top:3px;font-size:9px;font-weight:800}.main-nav{align-items:center;gap:8px;display:flex}.main-nav>button{color:var(--muted);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:12px;padding:10px 14px;font-weight:800}.main-nav>button.active,.main-nav>button:hover{border-color:var(--line);color:var(--ink);background:#f3f6f8}.xp-pill{border:2px solid var(--ink);background:var(--yellow);min-height:43px;box-shadow:3px 3px 0 var(--ink);border-radius:14px;align-items:center;gap:9px;margin-left:5px;padding:6px 12px;display:flex}.xp-pill span{font-size:13px;font-weight:950}.xp-pill strong{border-left:1px solid #14233d52;padding-left:9px;font-size:12px}.hero{color:#fff;background:linear-gradient(105deg,#0b1d31fc,#142a46f0),repeating-linear-gradient(90deg,#0000 0 68px,#ffffff08 68px 69px);grid-template-columns:minmax(0,1.07fr) minmax(390px,.93fr);gap:clamp(30px,5vw,80px);padding:clamp(60px,8vw,110px) clamp(24px,6vw,92px) 76px;display:grid;position:relative;overflow:hidden}.hero:before{content:"";border:1px solid #ffffff14;border-radius:50%;width:560px;height:560px;position:absolute;top:-40%;right:-12%;box-shadow:0 0 0 70px #ffffff06,0 0 0 150px #ffffff05}.hero-copy{z-index:2;position:relative}.eyebrow,.mission-label,.section-kicker{letter-spacing:1.7px;text-transform:uppercase;align-items:center;gap:9px;font-size:11px;font-weight:900;display:inline-flex}.eyebrow{color:#dfe9f3;background:#ffffff12;border:1px solid #ffffff2e;border-radius:99px;margin-bottom:20px;padding:8px 11px}.live-dot{background:var(--mint);border-radius:50%;width:8px;height:8px;box-shadow:0 0 0 5px #55d6be1f}.hero h1{letter-spacing:-4px;max-width:720px;margin:0;font-size:clamp(42px,5.6vw,82px);font-weight:950;line-height:.98}.hero h1 span{color:var(--yellow);letter-spacing:-3px;margin:10px 0;font-size:.76em;display:block}.hero-copy>p{color:#c6d4e1;max-width:670px;margin:25px 0 0;font-size:clamp(16px,1.7vw,21px);line-height:1.75}.hero-actions{flex-wrap:wrap;gap:12px;margin-top:34px;display:flex}.primary-action,.secondary-action{border:2px solid var(--ink);cursor:pointer;border-radius:14px;padding:14px 20px;font-weight:900;transition:transform .16s,box-shadow .16s}.primary-action{background:var(--yellow);box-shadow:4px 5px 0 var(--ink)}.secondary-action{color:#fff;background:#ffffff14;border-color:#fff6}.primary-action:hover,.secondary-action:hover{transform:translateY(-2px)}.primary-action:active,.secondary-action:active{box-shadow:1px 2px 0 var(--ink);transform:translate(2px,3px)}.coverage-strip{color:#aebed0;flex-wrap:wrap;gap:6px 0;margin-top:42px;font-size:12px;display:flex}.coverage-strip span{border-right:1px solid #ffffff2e;padding:0 14px}.coverage-strip span:first-child{padding-left:0}.coverage-strip span:last-child{border-right:0}.coverage-strip strong{color:#fff;margin-right:3px;font-size:16px}.engine-console{z-index:2;place-items:center;min-height:470px;display:grid;position:relative}.engine{aspect-ratio:1;background:radial-gradient(circle,#516376 0 16%,#14273d 17% 33%,#6d8091 34% 36%,#1b334d 37% 58%,#94a2ad 59% 61%,#12253b 62%);border-radius:50%;place-items:center;width:min(34vw,390px);min-width:300px;display:grid;position:relative;box-shadow:0 30px 80px #00000061,inset 0 0 0 9px #ffffff14}.engine:after{content:"";border:1px dashed #ffffff30;border-radius:50%;animation:slow-spin 34s linear infinite;position:absolute;inset:-18px}.engine-ring{border-radius:50%;place-items:center;display:grid;position:relative}.ring-outer{aspect-ratio:1;border:2px solid #ffffff2b;width:82%}.ring-mid{aspect-ratio:1;background:radial-gradient(circle,#243f5b,#0b1c2d 65%);border:1px solid #ffffff3d;width:74%}.fan{width:100%;height:100%;animation:slow-spin 22s linear infinite;position:relative}.fan i{transform-origin:50% 102%;background:linear-gradient(90deg,#d8e1e8,#566c80 60%,#aebcc8);border-radius:100% 18% 85% 30%;width:7%;height:44%;top:5%;left:47%;box-shadow:inset -2px 0 2px #0000004d}.fan b,.fan i{position:absolute}.fan b{background:radial-gradient(circle at 35% 30%,#8ca1b3,#21384f 65%);border:2px solid #c8d1d8;border-radius:50%;inset:39%;box-shadow:0 0 0 8px #142a40}.airflow{background:linear-gradient(90deg,transparent,var(--mint),transparent);opacity:.55;height:2px;animation:airflow 2.8s ease-in-out infinite;position:absolute}.airflow-one{top:31%;left:-9%;right:-4%}.airflow-two{animation-delay:1.2s;top:64%;left:-1%;right:-10%}.instrument-card{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#071829e6;border:1px solid #ffffff2e;border-radius:18px;align-items:center;gap:17px;min-width:274px;padding:14px 18px 14px 14px;display:flex;position:absolute;bottom:-4px;right:-10px;box-shadow:0 18px 50px #0000004d}.progress-dial{border-radius:50%;flex:none;place-items:center;width:78px;height:78px;display:grid}.progress-dial:before{background:var(--navy-deep);content:"";border-radius:50%;grid-area:1/1;width:62px;height:62px}.progress-dial span{z-index:2;color:#abbac8;text-align:center;grid-area:1/1;font-size:9px}.progress-dial strong{color:#fff;margin-bottom:1px;font-size:19px;display:block}.instrument-card>div:last-child small,.instrument-card>div:last-child strong{display:block}.instrument-card>div:last-child small{color:#91a2b2;font-size:10px}.instrument-card>div:last-child strong{color:var(--yellow);margin:3px 0;font-size:18px}.instrument-card p{color:#becbd7;margin:0;font-size:11px}@keyframes slow-spin{to{transform:rotate(1turn)}}@keyframes airflow{0%,to{opacity:.16;transform:translate(-20px)scaleX(.8)}50%{opacity:.72;transform:translate(20px)scaleX(1)}}.map-section{max-width:1480px;margin:0 auto;padding:76px clamp(20px,5vw,72px) 100px}.section-heading{justify-content:space-between;align-items:end;gap:24px;margin-bottom:38px;display:flex}.section-kicker{color:#7867e5}.mode-intro h2,.section-heading h2{letter-spacing:-2px;margin:8px 0 6px;font-size:clamp(29px,3.4vw,48px);font-weight:950}.mode-intro p,.section-heading p{color:var(--muted);margin:0;line-height:1.6}.search-box{border:2px solid var(--ink);width:min(390px,100%);box-shadow:var(--hard-shadow);background:#fff;border-radius:14px;align-items:center;gap:10px;padding:0 14px;display:flex}.search-box span{color:var(--muted);font-size:23px}.search-box input{background:0 0;border:0;outline:0;width:100%;padding:14px 0}.part-block{border:2px solid var(--ink);background:linear-gradient(135deg,var(--chapter-soft),white 42%);border-radius:26px;margin-top:30px;padding:clamp(18px,2.5vw,30px);box-shadow:7px 8px #14233d1c}.part-title{align-items:center;gap:14px;margin-bottom:20px;display:flex}.part-title>span{border:1px solid var(--ink);background:var(--chapter-accent);border-radius:10px;padding:9px 12px;font-size:11px;font-weight:950}.part-title h3,.part-title p{margin:0}.part-title h3{font-size:21px;font-weight:950}.part-title p{margin-top:3px}.part-title p,.part-title>b{color:var(--muted);font-size:12px}.part-title>b{margin-left:auto}.chapter-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.chapter-card{min-height:215px;color:inherit;cursor:pointer;text-align:left;background:#ffffffeb;border:1px solid #d5dce2;border-radius:17px;grid-template-columns:auto 1fr;gap:10px 13px;padding:18px;text-decoration:none;transition:border-color .16s,box-shadow .16s,transform .16s;display:grid;position:relative;overflow:hidden}.chapter-card:hover{border-color:var(--ink);transform:translateY(-4px);box-shadow:0 13px #14233d17}.chapter-card.passed:after{border:1px solid var(--ink);background:var(--chapter-accent);content:"✓";border-radius:50%;place-items:center;width:25px;height:25px;font-size:12px;font-weight:950;display:grid;position:absolute;top:13px;right:13px}.chapter-number{color:#91a0ad;letter-spacing:1px;font-size:11px;font-weight:950}.chapter-icon{border:1px solid var(--ink);background:var(--chapter-soft);border-radius:13px;grid-row:2;place-items:center;width:45px;height:45px;font-size:22px;display:grid}.chapter-card-copy{grid-area:1/2/span 2;padding-right:13px;display:block}.chapter-card-copy small,.chapter-card-copy strong,.chapter-card-copy>span{display:block}.chapter-card-copy small{color:#738092;min-height:17px;margin-bottom:6px;font-size:10px;font-weight:800}.chapter-card-copy strong{padding-right:14px;font-size:19px;font-weight:950}.chapter-card-copy>span{color:var(--muted);-webkit-line-clamp:3;-webkit-box-orient:vertical;margin-top:8px;font-size:12px;line-height:1.55;display:-webkit-box;overflow:hidden}.mini-progress{background:#edf0f2;border-radius:10px;grid-column:1/-1;height:5px;overflow:hidden}.mini-progress i{border-radius:inherit;background:var(--chapter-accent);height:100%;display:block}.chapter-card-footer{color:#7a8797;grid-column:1/-1;justify-content:space-between;align-items:center;font-size:10px;display:flex}.chapter-card-footer b{color:var(--ink)}.empty-state{text-align:center;background:#fff;border:2px dashed #cbd3db;border-radius:22px;padding:80px 20px}.empty-state>span{font-size:40px}.empty-state h3{margin:14px 0 5px}.empty-state p{color:var(--muted);margin:0}.chapter-screen{min-height:80vh;padding-bottom:80px}.chapter-hero{background:linear-gradient(110deg,var(--navy-deep),#142a46f7);color:#fff;padding:40px clamp(20px,6vw,90px) 52px}.back-button{color:#c1cfdb;cursor:pointer;background:0 0;border:0;padding:8px 0;font-size:12px;font-weight:800}.back-button.light{color:#fff}.chapter-hero-grid{grid-template-columns:minmax(0,1fr) 270px;gap:40px;max-width:1300px;margin:35px auto 0;display:grid}.chapter-route{color:var(--chapter-accent);letter-spacing:1.1px;border:1px solid #ffffff2e;border-radius:9px;margin-bottom:14px;padding:7px 10px;font-size:10px;font-weight:950;display:inline-block}.chapter-hero h1{letter-spacing:-3px;align-items:center;gap:15px;margin:0;font-size:clamp(36px,5vw,65px);font-weight:950;display:flex}.chapter-hero h1 span{background:#ffffff14;border:1px solid #fff3;border-radius:17px;flex:none;place-items:center;width:58px;height:58px;font-size:31px;display:grid}.chapter-hero-grid>div:first-child>p{color:#b8c6d4;max-width:760px;margin:18px 0 0;font-size:17px;line-height:1.7}.chapter-facts{flex-wrap:wrap;gap:8px;margin-top:25px;display:flex}.chapter-facts span{color:#d6e0e8;background:#ffffff0d;border:1px solid #ffffff24;border-radius:9px;padding:8px 10px;font-size:10px;font-weight:800}.chapter-status{background:#ffffff12;border:1px solid #ffffff2b;border-radius:18px;align-self:end;padding:20px}.chapter-status>span{color:#9eb0c1;font-size:11px}.chapter-status>strong{color:var(--chapter-accent);margin:8px 0 10px;font-size:36px;display:block}.chapter-status>strong small{color:#a9b7c5;font-size:15px}.status-track{background:#ffffff1f;border-radius:9px;height:7px;overflow:hidden}.status-track i{border-radius:inherit;background:var(--chapter-accent);height:100%;display:block}.chapter-status>small{color:#b6c4d0;margin-top:10px;font-size:10px;display:block}.chapter-tabs{z-index:20;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#f6f8f4f0;justify-content:center;gap:8px;padding:12px 20px;display:flex;position:sticky;top:74px}.chapter-tabs button{color:var(--muted);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:11px;padding:10px 16px;font-size:12px;font-weight:900}.chapter-tabs button.active{border-color:var(--ink);background:var(--chapter-accent);box-shadow:3px 3px 0 var(--ink);color:var(--ink)}.visual-mode{max-width:1280px;margin:44px auto 0;padding:0 24px 30px}.visual-master{background:radial-gradient(circle at 90% 12%,var(--chapter-soft),transparent 36%),white;border-radius:30px;grid-template-columns:minmax(250px,.72fr) minmax(0,1.28fr);align-items:center;gap:clamp(28px,5vw,68px);min-height:430px;padding:clamp(28px,5vw,58px);display:grid;overflow:hidden;box-shadow:0 24px 80px #142a461f}.engine-family-heading span,.visual-copy>span,.visual-route-heading span{color:#667587;letter-spacing:1px;font-size:11px;font-weight:900}.visual-copy h2{letter-spacing:-3px;text-wrap:balance;max-width:470px;margin:12px 0 16px;font-size:clamp(34px,4.8vw,62px);font-weight:950;line-height:1.02}.visual-copy p{max-width:520px;color:var(--muted);text-wrap:pretty;margin:0;font-size:16px;line-height:1.8}.visual-copy>a,.visual-section-card>a{border:0;border-bottom:2px solid var(--ink);color:inherit;cursor:pointer;background:0 0;margin-top:25px;padding:10px 0;font-size:11px;font-weight:900;text-decoration:none;display:inline-block}.visual-copy>a:hover,.visual-section-card>a:hover{color:#a36100}.visual-section-card>a small{color:#8793a1;margin-left:8px;font-size:8px;font-weight:700}.turboprop-diagram{background:#fffdfa;border-top:1px solid #dfe5e8;border-bottom:1px solid #dfe5e8;padding:clamp(26px,4vw,48px) 0 18px}.turboprop-intro{max-width:790px;padding:0 clamp(20px,4vw,56px)}.turboprop-intro>span{color:#bd7b14;letter-spacing:1px;font-size:11px;font-weight:950}.turboprop-intro h2{letter-spacing:-3px;text-wrap:balance;margin:10px 0 13px;font-size:clamp(34px,4.8vw,64px);font-weight:950;line-height:1.03}.turboprop-intro p{color:#526176;text-wrap:pretty;max-width:720px;margin:0;font-size:15px;line-height:1.75}.turboprop-figure{margin:24px 0 0}.turboprop-figure img{border-top:1px solid #e7e2d9;border-bottom:1px solid #e7e2d9;width:100%;height:auto;display:block}.turboprop-figure figcaption{color:#7e8995;padding:9px clamp(20px,4vw,56px) 0;font-size:9px;line-height:1.5}.diagram-focus{border-top:1px solid #dfe5e8;border-bottom:1px solid #dfe5e8;grid-template-columns:minmax(230px,.72fr) minmax(0,1.28fr);margin:28px clamp(20px,4vw,56px) 0;display:grid}.diagram-focus-controls{border-right:1px solid #dfe5e8;display:grid}.diagram-focus-controls button{color:#617084;cursor:pointer;text-align:left;background:0 0;border:0;border-bottom:1px solid #e7ebed;grid-template-columns:34px 1fr;align-items:center;gap:10px;padding:15px 16px;font-size:11px;font-weight:850;transition:background .16s,color .16s;display:grid}.diagram-focus-controls button:last-child{border-bottom:0}.diagram-focus-controls button:hover{color:var(--ink);background:#f5f7f6}.diagram-focus-controls button.active{color:var(--ink);background:#fff3d9;box-shadow:inset 4px 0 #f1a71b}.diagram-focus-controls button span{color:#a1aab3;font-variant-numeric:tabular-nums;font-size:9px}.diagram-focus-answer{flex-direction:column;justify-content:center;min-height:156px;padding:clamp(22px,4vw,46px);display:flex}.diagram-focus-answer strong{text-wrap:pretty;max-width:720px;font-size:clamp(18px,2.2vw,27px);line-height:1.35}.diagram-focus-answer p{color:#5b697a;max-width:700px;margin:10px 0 0;font-size:12px;line-height:1.7}.diagram-actions{justify-content:space-between;align-items:flex-start;gap:24px;margin:18px clamp(20px,4vw,56px) 0;display:flex}.diagram-actions>a{border:0;border-bottom:2px solid var(--ink);color:inherit;cursor:pointer;background:0 0;padding:10px 0;font-size:11px;font-weight:900;text-decoration:none}.diagram-actions details{max-width:560px}.diagram-actions summary{color:#657386;cursor:pointer;font-size:10px;font-weight:850}.diagram-actions details img{background:#fff;border:1px solid #dfe5e8;width:min(560px,100%);height:auto;margin-top:12px;display:block}.chapter-reference{min-width:0}.chapter-reference figure{margin:0}.chapter-reference figure img{object-fit:contain;background:#fff;border:1px solid #e0e5e8;width:100%;max-height:400px;display:block}.chapter-reference figcaption{color:#7c8997;margin-top:7px;font-size:9px;line-height:1.45}.chapter-reference-key{border-top:1px solid #dfe5e8;border-bottom:1px solid #dfe5e8;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:15px;display:grid}.chapter-reference-key>div{border-right:1px solid #dfe5e8;grid-template-columns:27px 1fr;gap:8px;padding:13px 11px;display:grid}.chapter-reference-key>div:last-child{border-right:0}.chapter-reference-key>div>span{color:#9ca6af;font-variant-numeric:tabular-nums;font-size:8px;font-weight:900}.chapter-reference-key p,.chapter-reference-key small,.chapter-reference-key strong{margin:0;display:block}.chapter-reference-key strong{font-size:10px}.chapter-reference-key small{color:#738092;margin-top:4px;font-size:8px;line-height:1.35}.engine-family{background:var(--navy-deep);color:#fff;border-radius:25px;margin-top:28px;padding:clamp(24px,4vw,42px)}.engine-family-heading{margin-bottom:24px}.engine-family-heading span{color:var(--yellow)}.engine-family-heading h2{letter-spacing:-1.7px;margin:8px 0 0;font-size:clamp(26px,3.2vw,40px);font-weight:950}.engine-family-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.engine-family-grid article{background:#ffffff0f;border:1px solid #ffffff1f;border-radius:16px;grid-template-columns:105px 1fr;align-items:center;gap:16px;padding:18px;display:grid}.engine-family-name{align-items:center;gap:9px;display:flex}.engine-family-name>span{font-size:24px}.engine-family-name strong{color:var(--yellow);font-size:18px}.engine-family-flow{align-items:center;gap:7px;display:flex}.engine-family-flow b,.engine-family-flow span{text-align:center;background:#ffffff14;border-radius:9px;flex:1;padding:9px 8px;font-size:10px;line-height:1.35}.engine-family-flow b{background:var(--yellow);color:var(--ink)}.engine-family-flow i{color:#7e91a5;font-style:normal}.visual-route-heading{justify-content:space-between;align-items:end;gap:30px;margin:58px 0 20px;display:flex}.visual-route-heading h2{letter-spacing:-1.8px;margin:7px 0 0;font-size:clamp(27px,3.4vw,42px);font-weight:950}.visual-route-heading p{max-width:430px;color:var(--muted);margin:0;font-size:11px;line-height:1.6}.visual-section-grid{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:clamp(28px,5vw,68px);display:grid}.visual-section-card{border-top:1px solid #cfd8dd;padding:22px 0 27px}.visual-section-title{align-items:center;gap:11px;display:flex}.visual-section-title>span{border:1px solid var(--ink);background:0 0;place-items:center;min-width:48px;height:32px;font-size:11px;font-weight:950;display:grid}.visual-section-title small{color:#8a96a3;letter-spacing:.7px;margin-bottom:3px;font-size:8px;font-weight:850;display:block}.visual-section-title h3{margin:0;font-size:16px}.visual-section-question{color:#35445a;text-wrap:pretty;min-height:48px;margin:18px 0 0;font-size:15px;font-weight:750;line-height:1.55}.knowledge-layout{grid-template-columns:240px minmax(0,920px);justify-content:center;gap:30px;max-width:1280px;margin:42px auto 0;padding:0 24px;display:grid}.chapter-outline{border:1px solid var(--line);background:#fff;border-radius:17px;align-self:start;max-height:calc(100vh - 170px);padding:16px;position:sticky;top:145px;overflow-y:auto;box-shadow:0 12px 35px #14233d12}.chapter-outline>span{color:#8793a1;letter-spacing:1.3px;margin-bottom:11px;font-size:10px;font-weight:950;display:block}.chapter-outline>a{color:var(--muted);border-bottom:1px solid #eef1f3;gap:8px;padding:9px 7px;font-size:11px;line-height:1.35;text-decoration:none;display:flex}.chapter-outline>a b,.chapter-outline>a:hover{color:var(--ink)}.source-note{background:var(--chapter-soft);border-radius:12px;margin-top:14px;padding:13px}.source-note strong{font-size:11px}.source-note p{color:var(--muted);margin:6px 0 0;font-size:9px;line-height:1.55}.knowledge-tree{min-width:0}.section-card{border:2px solid var(--ink);background:#fff;border-radius:18px;margin-bottom:14px;scroll-margin-top:158px;overflow:hidden;box-shadow:5px 6px #14233d17}.section-card>summary{cursor:pointer;grid-template-columns:auto 1fr auto;align-items:center;gap:13px;padding:18px;list-style:none;display:grid}.section-card>summary::-webkit-details-marker{display:none}.section-index{border:1px solid var(--ink);background:var(--chapter-soft);border-radius:10px;place-items:center;min-width:54px;height:40px;font-size:12px;font-weight:950;display:grid}.section-card>summary small,.section-card>summary strong{display:block}.section-card>summary strong{font-size:17px;font-weight:950}.section-card>summary small{color:#7e8b9a;margin-top:4px;font-size:10px}.section-card>summary i{background:#eef2f4;border-radius:50%;place-items:center;width:28px;height:28px;font-style:normal;font-weight:900;transition:transform .18s;display:grid}.section-card[open]>summary i{transform:rotate(45deg)}.section-content{border-top:1px solid var(--line);background:#fafbf9;padding:0 18px 18px}.knowledge-node{border:1px solid var(--line);background:#fff;border-radius:14px;margin-top:16px;padding:18px}.knowledge-node.understood{border-color:var(--chapter-accent);box-shadow:inset 4px 0 0 var(--chapter-accent)}.node-heading{grid-template-columns:auto 1fr auto;align-items:center;gap:12px;display:grid}.node-heading>span{color:var(--chapter-accent);font-size:12px;font-weight:950}.node-heading h3,.node-heading small{margin:0;display:block}.node-heading h3{font-size:16px}.node-heading small{color:#909baa;margin-top:3px;font-size:9px}.node-heading button{border:1px solid var(--ink);background:var(--chapter-soft);cursor:pointer;border-radius:9px;padding:7px 10px;font-size:10px;font-weight:900}.knowledge-node.understood .node-heading button{background:var(--chapter-accent)}.node-explainer{grid-template-columns:minmax(220px,.8fr) minmax(0,1.2fr);gap:14px;margin-top:16px;display:grid}.micro-flow{background:var(--chapter-soft);border-radius:13px;align-items:stretch;min-height:110px;padding:13px}.micro-flow,.micro-flow>div{justify-content:center;display:flex}.micro-flow>div{flex:1;align-items:center;gap:5px;min-width:0}.micro-flow span{color:#455468;text-align:center;background:#fffc;border:1px solid #14233d1f;border-radius:9px;flex:1;place-items:center;min-height:53px;padding:7px;font-size:9px;font-weight:800;line-height:1.35;display:grid}.micro-flow i{color:var(--chapter-accent);font-size:13px;font-style:normal;font-weight:950}.node-one-line{border-left:3px solid var(--chapter-accent);background:#f7f9fa;flex-direction:column;justify-content:center;padding:15px 17px;display:flex}.node-one-line>span{color:#8491a0;letter-spacing:1px;font-size:9px;font-weight:950}.node-one-line p{color:#344258;margin:7px 0 0;font-size:12px;font-weight:700;line-height:1.72}.node-more{border-top:1px solid #edf0f2;margin-top:11px}.node-more>summary{color:#6d7b8c;cursor:pointer;padding:11px 0 0;font-size:10px;font-weight:850;list-style:none}.node-more>summary:before{content:"＋";color:var(--chapter-accent);margin-right:6px;font-weight:950;transition:transform .16s;display:inline-block}.node-more[open]>summary:before{transform:rotate(45deg)}.node-more ul{gap:8px;margin:13px 0 0;padding:0;list-style:none;display:grid}.node-more li{color:#536174;grid-template-columns:30px 1fr;gap:8px;font-size:11px;line-height:1.65;display:grid}.node-more li>span{color:#9aa4b1;font-size:9px;font-weight:900}.flashcard-mode,.quiz-mode{max-width:910px;min-height:620px;margin:46px auto 0;padding:0 22px}.mode-intro{text-align:center;margin-bottom:25px}.flashcard{border:3px solid var(--ink);background:radial-gradient(circle at 95% 10%,var(--chapter-soft),transparent 28%),white;width:100%;min-height:390px;box-shadow:9px 10px 0 var(--ink);cursor:pointer;text-align:center;border-radius:26px;flex-direction:column;justify-content:center;align-items:center;padding:clamp(35px,6vw,70px);transition:transform .22s;display:flex}.flashcard:hover{transform:translateY(-4px)rotate(-.25deg)}.flashcard.flipped{background:radial-gradient(circle at 5% 90%,var(--chapter-soft),transparent 30%),white}.card-counter{color:#8793a0;align-self:flex-end;margin-top:-300px;font-size:11px;font-weight:900;position:absolute}.flashcard>small{color:#7c8997;letter-spacing:1.2px;font-size:11px;font-weight:900}.flashcard>strong{max-width:700px;margin:15px auto;font-size:clamp(25px,4vw,42px);font-weight:950;line-height:1.28;display:block}.flashcard>p{max-width:620px;color:var(--muted);margin:0;line-height:1.7}.flashcard>ul{max-width:680px;color:var(--muted);text-align:left;margin:4px auto 0;padding-left:20px;font-size:12px;line-height:1.65}.flip-hint{color:#7f8b99;margin-top:28px;font-size:10px;font-weight:800}.card-controls{justify-content:center;gap:9px;margin-top:22px;display:flex}.card-controls button,.chapter-switcher button{border:1px solid var(--ink);cursor:pointer;background:#fff;border-radius:10px;padding:10px 15px;font-size:11px;font-weight:900}.card-controls button.learned{background:var(--chapter-accent)}.quiz-panel{border:2px solid var(--ink);background:#fff;border-radius:24px;padding:clamp(24px,5vw,48px);box-shadow:8px 9px #14233d1f}.boss-label{border:1px solid var(--ink);background:var(--chapter-accent);letter-spacing:1px;border-radius:8px;padding:7px 10px;font-size:10px;font-weight:950;display:inline-block}.quiz-panel h2{margin:24px 0 10px;font-size:clamp(23px,3vw,36px);line-height:1.35}.quiz-panel>p{color:var(--muted);margin:0;font-size:12px}.answer-grid{grid-template-columns:1fr 1fr;gap:10px;margin-top:27px;display:grid}.answer-grid button,.scenario-choices button{border:1px solid var(--line);cursor:pointer;text-align:left;background:#f9faf8;border-radius:13px;align-items:center;gap:11px;min-height:68px;padding:13px;font-size:12px;font-weight:800;display:flex}.answer-grid button:hover:not(:disabled),.scenario-choices button:hover:not(:disabled){border-color:var(--ink);transform:translateY(-1px)}.answer-grid button>span,.scenario-choices button>span{border:1px solid var(--ink);background:#fff;border-radius:9px;flex:none;place-items:center;width:32px;height:32px;font-weight:950;display:grid}.answer-grid button.correct,.scenario-choices button.correct{background:#dff8ef;border-color:#199a70}.answer-grid button.wrong,.scenario-choices button.wrong{background:#ffe7e3;border-color:#d3534b}.answer-explanation{border-radius:13px;margin-top:20px;padding:17px}.answer-explanation.success{background:#e3faf3;border:1px solid #7ad9bc}.answer-explanation.retry{background:#fff1ef;border:1px solid #f0a6a0}.answer-explanation strong{font-size:13px}.answer-explanation p{color:#4c5b6d;margin:7px 0 0;font-size:11px;line-height:1.65}.answer-explanation button{border:1px solid var(--ink);cursor:pointer;background:#fff;border-radius:8px;margin-top:10px;padding:8px 11px;font-size:10px;font-weight:900}.chapter-switcher{justify-content:space-between;align-items:center;max-width:910px;margin:45px auto 0;padding:0 22px;display:flex}.chapter-switcher span{color:var(--muted);font-size:11px;font-weight:900}.chapter-switcher button:disabled{opacity:.35;cursor:not-allowed}.mission-screen{background:linear-gradient(180deg,var(--navy-deep) 0 340px,transparent 340px),var(--paper);min-height:80vh;padding-bottom:90px}.mission-hero{color:#fff;text-align:center;max-width:1100px;margin:0 auto;padding:40px 24px 55px}.mission-hero .back-button{display:block}.mission-label{color:var(--mint);margin-top:34px}.mission-hero h1{letter-spacing:-3px;margin:10px 0 12px;font-size:clamp(38px,5vw,64px);font-weight:950}.mission-hero>p{color:#b8c7d5;max-width:720px;margin:0 auto;line-height:1.7}.scenario-card{border:3px solid var(--ink);max-width:900px;box-shadow:10px 11px 0 var(--yellow);background:#fff;border-radius:25px;margin:0 auto;padding:clamp(24px,5vw,46px)}.scenario-topline{color:#7a8794;justify-content:space-between;align-items:center;font-size:10px;font-weight:900;display:flex}.scenario-topline b{color:#147f66;background:#e8fbf6;border-radius:8px;padding:7px 9px}.scenario-card h2{margin:22px 0 10px;font-size:clamp(28px,4vw,44px)}.scenario-situation{border-left:4px solid var(--yellow);color:#3f4e62;background:#fff7e6;margin:0;padding:16px;font-size:14px;line-height:1.7}.scenario-choices{grid-template-columns:1fr 1fr;gap:10px;margin-top:22px;display:grid}.scenario-debrief{background:#eaf9f5;border:1px solid #aedfd3;border-radius:14px;margin-top:22px;padding:18px}.scenario-debrief>span{color:#13765f;letter-spacing:1px;font-size:10px;font-weight:950}.scenario-debrief p{color:#445367;margin:7px 0 14px;font-size:12px;line-height:1.7}.scenario-debrief>div{gap:8px;display:flex}.scenario-debrief button{border:1px solid var(--ink);cursor:pointer;background:#fff;border-radius:10px;padding:10px 13px;font-size:10px;font-weight:900}.scenario-debrief button.primary-action{background:var(--yellow)}.mission-progress{text-align:center;max-width:900px;margin:32px auto 0;padding:20px}.mission-progress>strong{font-size:27px}.mission-progress>span{color:var(--muted);margin-left:7px;font-size:11px}.mission-progress>div{justify-content:center;gap:8px;margin-top:13px;display:flex}.mission-progress button{border:1px solid var(--ink);cursor:pointer;background:#fff;border-radius:50%;place-items:center;width:34px;height:34px;font-size:10px;font-weight:950;display:grid}.mission-progress button.active{box-shadow:0 0 0 3px var(--yellow)}.mission-progress button.cleared{background:var(--mint)}footer{border-top:2px solid var(--ink);color:var(--muted);background:#fff;align-items:center;gap:14px;padding:24px clamp(20px,5vw,70px);font-size:10px;display:flex}footer .footer-mark{width:36px;height:36px;box-shadow:2px 2px 0 var(--ink);color:var(--ink);font-size:11px}footer p{max-width:770px;margin:0;line-height:1.6}footer>span:last-child{white-space:nowrap;margin-left:auto}@media (prefers-reduced-motion:reduce){*,:after,:before{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media (max-width:1080px){.hub-hero{grid-template-columns:minmax(0,1fr) minmax(300px,.65fr)}.module-card{min-height:610px}.hero{grid-template-columns:1fr}.hero-copy{max-width:850px}.engine-console{min-height:420px}.engine{width:min(52vw,380px)}.chapter-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.engine-family-grid,.visual-master{grid-template-columns:1fr}.knowledge-layout{grid-template-columns:200px minmax(0,1fr)}.node-explainer{grid-template-columns:1fr}}@media (max-width:760px){.topbar{min-height:66px;padding:8px 14px}.brand-mark{width:39px;height:39px}.brand strong{font-size:13px}.brand small,.main-nav>button{display:none}.xp-pill{min-height:39px}.xp-pill strong{display:none}.course-hub{min-height:calc(100vh - 66px)}.hub-hero{grid-template-columns:1fr;gap:34px;min-height:auto;padding:52px 20px 44px}.hub-hero h1{letter-spacing:-2.8px;font-size:44px}.hub-route{min-height:275px;transform:scale(.9)}.module-section{padding:55px 15px 30px}.module-heading{display:block}.module-heading p{margin-top:12px}.module-grid{grid-template-columns:1fr}.module-card{border-radius:21px;min-height:590px;padding:22px}.module-visual{height:190px}.module-card>p{min-height:auto}.module-capacity,.module-metrics{margin-bottom:24px}.hub-system-strip{grid-template-columns:1fr;padding:10px 15px 60px}.hub-system-strip>div{border-bottom:1px solid #cfd7dd;border-right:0}.hub-system-strip>div:last-child{border-bottom:0}.hero{grid-template-columns:minmax(0,1fr);padding:48px 20px 56px}.hero h1{letter-spacing:-2.8px;font-size:44px}.hero h1 span{letter-spacing:-2px;font-size:.7em}.coverage-strip span{border:0;width:50%;padding:7px 8px}.coverage-strip span:nth-child(odd){padding-left:0}.engine-console{min-height:360px}.engine{width:min(78vw,330px);min-width:250px}.instrument-card{transform-origin:100% 100%;min-width:240px;bottom:-10px;right:0;transform:scale(.9)}.map-section{padding:55px 15px 75px}.section-heading{display:block}.search-box{width:100%;margin-top:22px}.part-block{border-radius:20px;padding:15px}.part-title{align-items:flex-start}.part-title>b{display:none}.chapter-grid{grid-template-columns:1fr}.chapter-card{min-height:198px}.chapter-hero{padding:28px 18px 40px}.chapter-hero-grid{grid-template-columns:1fr}.chapter-hero h1{letter-spacing:-2px;font-size:37px}.chapter-hero h1 span{width:48px;height:48px;font-size:25px}.chapter-status{align-self:auto}.chapter-tabs{justify-content:flex-start;top:66px;overflow-x:auto}.chapter-tabs button{flex:none}.visual-mode{margin-top:24px;padding:0 12px 24px}.visual-master{border-radius:20px;min-height:auto;padding:24px 18px 28px}.visual-copy h2{letter-spacing:-2px;font-size:38px}.visual-copy p{font-size:14px}.turboprop-diagram{padding-top:26px}.turboprop-intro{padding:0 16px}.turboprop-intro h2{letter-spacing:-2px;font-size:38px}.turboprop-intro p{font-size:13px}.turboprop-figure{margin-top:20px}.turboprop-figure figcaption{padding:8px 16px 0}.diagram-focus{grid-template-columns:1fr;margin:22px 16px 0}.diagram-focus-controls{border-bottom:1px solid #dfe5e8;border-right:0}.diagram-focus-controls button.active{box-shadow:inset 4px 0 #f1a71b}.diagram-focus-answer{min-height:142px;padding:22px 17px}.diagram-actions{flex-direction:column;margin:17px 16px 0}.diagram-actions>a{order:-1}.chapter-reference figure img{max-height:310px}.chapter-reference-key{grid-template-columns:1fr}.chapter-reference-key>div{border-bottom:1px solid #dfe5e8;border-right:0}.chapter-reference-key>div:last-child{border-bottom:0}.engine-family{border-radius:19px;padding:22px 15px}.engine-family-grid article{grid-template-columns:1fr}.engine-family-flow{flex-wrap:wrap}.engine-family-flow b,.engine-family-flow span{min-width:92px}.visual-route-heading{margin-top:42px;display:block}.visual-route-heading p{margin-top:9px}.visual-section-grid{grid-template-columns:1fr}.knowledge-layout{margin-top:24px;padding:0 12px;display:block}.chapter-outline{gap:6px;max-height:none;margin-bottom:14px;display:flex;position:static;overflow-x:auto}.chapter-outline>span,.source-note{display:none}.chapter-outline>a{border:1px solid var(--line);border-radius:8px;min-width:max-content}.section-card>summary{padding:14px}.section-index{min-width:48px}.section-content{padding:0 10px 10px}.knowledge-node{padding:14px}.node-heading{grid-template-columns:auto 1fr}.node-heading button{grid-column:1/-1;justify-self:start}.node-explainer{grid-template-columns:1fr}.micro-flow{min-height:96px;padding:10px}.micro-flow span{min-height:48px;padding:5px;font-size:8px}.flashcard-mode,.quiz-mode{margin-top:30px;padding:0 14px}.flashcard{min-height:410px;box-shadow:6px 7px 0 var(--ink);padding:42px 22px}.card-counter{align-self:center;margin:0 0 25px;position:static}.card-controls{flex-wrap:wrap}.answer-grid,.scenario-choices{grid-template-columns:1fr}.mission-screen{background:linear-gradient(180deg,var(--navy-deep) 0 330px,transparent 330px),var(--paper)}.scenario-card{box-shadow:6px 7px 0 var(--yellow);margin:0 13px}.scenario-debrief>div{flex-wrap:wrap}footer{align-items:flex-start}footer>span:last-child{display:none}}.module-card.module-m3{background:radial-gradient(circle at 92% 8%,#25b7a02e,#0000 25%),#fff}.module-card.module-m3 .module-code{color:#102b36;background:#25b7a0}.brand-mark.m3-brand-mark,.footer-mark.m3-footer-mark,.primary-action.m3-primary{background:#55d6be}@media (max-width:760px){.knowledge-node[id^=topic-]{scroll-margin-top:116px}.m3-section-route-heading{grid-template-columns:auto 1fr;display:grid}.m3-section-route-heading p{grid-column:1/-1;margin-left:0}.m3-section-route-step a{width:118px}.m3-framework-heading{align-items:flex-start}.m3-framework-heading p{max-width:210px}.m3-framework-grid{grid-template-columns:1fr}.m3-framework-card{min-height:0;padding:12px}.m3-framework-card p{font-size:11px}.m3-logic-heading{flex-direction:column;align-items:flex-start}.m3-logic-heading p{justify-content:flex-start}.m3-relation-track{grid-template-columns:1fr}.m3-relation-node{min-height:68px}.m3-relation-node strong{white-space:normal}.m3-relation-arrow{height:18px;transform:rotate(90deg)}.m3-related-row{grid-template-columns:1fr;gap:5px}.m3-related-row>span{padding-top:0}}.m3-chapter-hero.chapter-hero{background:linear-gradient(#6ce7cf0e 1px,#0000 0) 0 0/28px 28px,linear-gradient(90deg,#6ce7cf0e 1px,#0000 0) 0 0/28px 28px,radial-gradient(circle at 88% 10%,#55d6be33,#0000 27%),linear-gradient(115deg,#071d2c,#10374a);padding:24px clamp(20px,5vw,72px) 30px}.m3-mission-grid.chapter-hero-grid{grid-template-columns:180px minmax(0,1fr) 238px;align-items:center;gap:clamp(22px,3vw,40px);margin-top:22px}.m3-aircraft-blueprint{background:#04141f70;border:1px solid #79ecd738;border-radius:18px;place-items:center;min-height:154px;display:grid;position:relative;overflow:hidden;box-shadow:inset 0 0 28px #55d6be0d}.m3-aircraft-blueprint:after,.m3-aircraft-blueprint:before{content:"";background:#55d6be24;position:absolute}.m3-aircraft-blueprint:before{width:1px;top:12px;bottom:12px;left:50%}.m3-aircraft-blueprint:after{height:1px;top:50%;left:12px;right:12px}.m3-aircraft-blueprint svg{z-index:1;width:92%;position:relative}.m3-aircraft-blueprint circle,.m3-aircraft-blueprint path{vector-effect:non-scaling-stroke}.m3-aircraft-blueprint .aircraft-outline{fill:#55d6be14;stroke:#67e0ca;stroke-width:2px}.m3-aircraft-blueprint .aircraft-axis,.m3-aircraft-blueprint .aircraft-structure{fill:none;stroke:#d6f8f17a;stroke-dasharray:4 5;stroke-width:1px}.m3-aircraft-blueprint circle{fill:#f5c95f;stroke:#071d2c}.m3-aircraft-blueprint>span{z-index:2;color:#beece48f;letter-spacing:.8px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:7px;font-weight:800;position:absolute;bottom:7px;right:10px}.m3-mission-copy .chapter-route{color:#75e2cf;background:#55d6be14;border-color:#67e0ca4d;margin-bottom:10px}.m3-chapter-hero .m3-mission-copy h1{letter-spacing:-2px;gap:12px;font-size:clamp(30px,4vw,46px)}.m3-chapter-hero .m3-mission-copy h1 span{border-radius:14px;width:46px;height:46px;font-size:24px}.m3-mission-copy .m3-mission-promise{color:#c4d5de;max-width:730px;margin:13px 0 0;font-size:13px;line-height:1.6}.m3-mission-promise strong{color:#fff;margin-bottom:2px;font-size:11px;display:block}.m3-mission-copy .chapter-facts{margin-top:14px}.m3-mission-copy .chapter-facts span{padding:6px 8px;font-size:9px}.m3-chapter-hero .chapter-status{background:#fff1;border-radius:15px;flex-direction:column;justify-content:center;align-self:stretch;padding:16px;display:flex}.m3-chapter-hero .chapter-status>strong{margin:5px 0 8px;font-size:31px}.m3-chapter-hero .chapter-status>button{color:#a8f0e3;cursor:pointer;background:#55d6be1a;border:1px solid #67e0ca6b;border-radius:9px;margin-top:12px;padding:8px 10px;font-size:10px;font-weight:900}.m3-chapter-hero .chapter-status>button:focus-visible,.m3-chapter-hero .chapter-status>button:hover{color:#071d2c;background:#55d6be;outline:none}.m3-hero-system-context{background:#03121c6b;border:1px solid #67e0ca30;border-radius:16px;grid-template-columns:215px minmax(0,1fr);align-items:center;gap:18px;max-width:1300px;margin:20px auto 0;padding:14px 16px;display:grid}.m3-system-context-heading small,.m3-system-context-heading span,.m3-system-context-heading strong{display:block}.m3-system-context-heading span{color:var(--chapter-accent);letter-spacing:.9px;font-size:8px;font-weight:950}.m3-system-context-heading strong{color:inherit;margin-top:4px;font-size:11px;line-height:1.35}.m3-system-context-heading small{color:#9fb4c1;margin-top:4px;font-size:8px;line-height:1.45}.m3-system-spine{scrollbar-width:thin;align-items:stretch;min-width:0;display:flex;overflow-x:auto}.m3-system-spine-step{border-left:1px solid #829ba838;flex:1 0 116px;align-items:center;gap:7px;min-width:116px;padding:7px 8px;display:flex}.m3-system-spine-step:first-child{border-left:0}.m3-system-spine-step>span{background:#55d6be17;border:1px solid #55d6be33;border-radius:9px;flex:none;place-items:center;width:28px;height:28px;font-size:14px;display:grid}.m3-system-spine-step>div{min-width:0}.m3-system-spine-step small,.m3-system-spine-step strong{display:block}.m3-system-spine-step strong{color:inherit;font-size:9px;line-height:1.25}.m3-system-spine-step small{color:#9fb0ba;margin-top:2px;font-size:7px;line-height:1.3}.m3-system-spine-step>b{color:var(--chapter-accent);margin-left:auto;font-size:11px}.m3-system-spine-step:last-child>b{display:none}.m3-framework-grid{grid-template-columns:.9fr 1.03fr 1.17fr;gap:13px}.m3-framework-card{border-radius:15px;min-height:196px;padding:15px}.m3-framework-card.is-identity{background:linear-gradient(150deg,#eef5ff,#f8fbff)}.m3-framework-card.is-composition{background:linear-gradient(150deg,#eafaf5,#f8fcfa)}.m3-framework-card.is-logic{border-color:var(--chapter-accent)}@supports (color:color-mix(in lab,red,red)){.m3-framework-card.is-logic{border-color:color-mix(in srgb,var(--chapter-accent) 35%,#d8e1e4)}}.m3-framework-card.is-logic{border-left:4px solid var(--chapter-accent);background:linear-gradient(150deg,#edf7f6,#f7fbfa)}.m3-framework-label strong{font-size:13px}.m3-framework-card p{color:#37485d;margin-top:13px;font-size:13px;font-weight:650;line-height:1.65}.m3-identity-visual{z-index:1;text-align:center;background:#ffffffad;border:1px dashed #3c609140;border-radius:11px;place-content:center;min-height:60px;margin-top:13px;padding:10px;display:grid;position:relative}.m3-identity-visual span{color:#8190a0;letter-spacing:.7px;font-size:8px;font-weight:900}.m3-identity-visual strong{color:#1f3d61;margin-top:4px;font-size:14px;line-height:1.35}.m3-component-labels{z-index:1;flex-wrap:wrap;align-content:center;gap:6px;min-height:60px;margin-top:13px;display:flex;position:relative}.m3-component-labels span{color:#246b60;background:#ffffffc7;border:1px solid #25b7a03d;border-radius:8px;padding:6px 8px;font-size:9px;font-weight:900}.m3-process-steps{z-index:1;scrollbar-width:thin;align-items:center;min-height:60px;margin-top:13px;padding-bottom:2px;display:flex;position:relative;overflow-x:auto}.m3-process-steps>div{flex:1 0 auto;align-items:center;display:flex}.m3-process-steps span{color:#244b4d;text-align:center;background:#fff;border:1px solid #14233d1f;border-radius:9px;place-items:center;min-width:62px;min-height:42px;padding:5px 7px;font-size:9px;font-weight:900;line-height:1.3;display:grid}.m3-process-steps b{color:var(--chapter-accent);margin:0 4px;font-size:11px}.m3-system-anchor{border:1px solid var(--chapter-accent);grid-template-columns:180px minmax(0,1fr);align-items:center;gap:12px;margin-top:11px;padding:11px 12px;display:grid}@supports (color:color-mix(in lab,red,red)){.m3-system-anchor{border:1px solid color-mix(in srgb,var(--chapter-accent) 25%,#dde5e8)}}.m3-system-anchor{color:#334258;background-color:#f8fbfa;background-image:linear-gradient(#14233d06 1px,#0000 0),linear-gradient(90deg,#14233d06 1px,#0000 0),none;background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:20px 20px;background-attachment:scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box;background-clip:border-box,border-box,border-box;border-radius:13px}.m3-system-anchor .m3-system-context-heading strong{font-size:10px}.m3-system-anchor .m3-system-spine-step{flex-basis:92px;min-width:92px;padding:4px 5px}.m3-system-anchor .m3-system-spine-step>span{background:#fff;border-color:#14233d1a;width:23px;height:23px;font-size:11px}.m3-system-anchor .m3-system-spine-step strong{color:#415065;font-size:8px}@media (max-width:1080px){.m3-mission-grid.chapter-hero-grid{grid-template-columns:145px minmax(0,1fr)}.m3-chapter-hero .chapter-status{grid-column:1/-1;grid-template-columns:auto auto minmax(130px,1fr) auto;align-items:center;gap:8px 14px;display:grid}.m3-chapter-hero .chapter-status>button,.m3-chapter-hero .chapter-status>small,.m3-chapter-hero .chapter-status>strong{margin:0}.m3-chapter-hero .status-track{min-width:130px}.m3-hero-system-context{grid-template-columns:180px minmax(0,1fr)}}@media (max-width:760px){.m3-chapter-hero.chapter-hero{padding:22px 14px 24px}.m3-mission-grid.chapter-hero-grid{grid-template-columns:1fr;gap:14px;margin-top:16px}.m3-aircraft-blueprint{min-height:100px}.m3-aircraft-blueprint svg{width:min(72%,280px)}.m3-chapter-hero .m3-mission-copy h1{font-size:31px}.m3-chapter-hero .chapter-status{grid-column:auto;display:flex}.m3-hero-system-context{grid-template-columns:1fr;gap:8px;margin-top:14px}.m3-hero-system-context .m3-system-context-heading{grid-template-columns:auto 1fr;align-items:baseline;gap:3px 8px;display:grid}.m3-hero-system-context .m3-system-context-heading small{grid-column:1/-1}.m3-system-spine-step{flex-basis:110px;min-width:110px}.m3-framework-grid{grid-template-columns:1fr}.m3-framework-card{min-height:0;padding:14px}.m3-framework-card p{font-size:13px}.m3-system-anchor{grid-template-columns:1fr}.m3-system-anchor .m3-system-spine-step{flex-basis:96px;min-width:96px}}.m5-chapter-hero.chapter-hero{background:linear-gradient(#ffbd590e 1px,transparent 1px),linear-gradient(90deg,#ffbd590e 1px,transparent 1px),radial-gradient(circle at 88% 10%,var(--chapter-accent),transparent 28%),linear-gradient(115deg,#0a1b30,#152f49);padding:24px clamp(20px,5vw,72px) 30px}@supports (color:color-mix(in lab,red,red)){.m5-chapter-hero.chapter-hero{background:linear-gradient(#ffbd590e 1px,transparent 1px),linear-gradient(90deg,#ffbd590e 1px,transparent 1px),radial-gradient(circle at 88% 10%,color-mix(in srgb,var(--chapter-accent) 20%,transparent),transparent 28%),linear-gradient(115deg,#0a1b30,#152f49)}}.m5-chapter-hero.chapter-hero{background-size:28px 28px,28px 28px,auto,auto}.m5-mission-grid.chapter-hero-grid{grid-template-columns:190px minmax(0,1fr) 238px;align-items:center;gap:clamp(22px,3vw,40px);margin-top:22px}.m5-engine-blueprint{border:1px solid var(--chapter-accent);place-items:center;min-height:154px;display:grid;position:relative;overflow:hidden}@supports (color:color-mix(in lab,red,red)){.m5-engine-blueprint{border:1px solid color-mix(in srgb,var(--chapter-accent) 36%,transparent)}}.m5-engine-blueprint{box-shadow:inset 0 0 28px var(--chapter-accent);background:#05132280;border-radius:18px}@supports (color:color-mix(in lab,red,red)){.m5-engine-blueprint{box-shadow:inset 0 0 28px color-mix(in srgb,var(--chapter-accent) 7%,transparent)}}.m5-engine-blueprint:after,.m5-engine-blueprint:before{content:"";background:var(--chapter-accent);position:absolute}@supports (color:color-mix(in lab,red,red)){.m5-engine-blueprint:after,.m5-engine-blueprint:before{background:color-mix(in srgb,var(--chapter-accent) 18%,transparent)}}.m5-engine-blueprint:before{width:1px;top:12px;bottom:12px;left:50%}.m5-engine-blueprint:after{height:1px;top:50%;left:12px;right:12px}.m5-engine-blueprint svg{z-index:1;width:94%;position:relative}.m5-engine-blueprint circle,.m5-engine-blueprint path{vector-effect:non-scaling-stroke}.m5-engine-blueprint .engine-shell{fill:var(--chapter-accent)}@supports (color:color-mix(in lab,red,red)){.m5-engine-blueprint .engine-shell{fill:color-mix(in srgb,var(--chapter-accent) 7%,transparent)}}.m5-engine-blueprint .engine-shell{stroke:var(--chapter-accent);stroke-width:1.8px}.m5-engine-blueprint .engine-axis,.m5-engine-blueprint .engine-stage{fill:none;stroke:#d6e2ee75;stroke-dasharray:4 4;stroke-width:1px}.m5-engine-blueprint .engine-flow{fill:none;stroke:#7fbbe2;stroke-width:2px}.m5-engine-blueprint circle{fill:var(--chapter-accent)}@supports (color:color-mix(in lab,red,red)){.m5-engine-blueprint circle{fill:color-mix(in srgb,var(--chapter-accent) 18%,#11283d)}}.m5-engine-blueprint circle{stroke:var(--chapter-accent);stroke-width:1.5px}.m5-engine-blueprint>span{z-index:2;color:#c6d6e48c;letter-spacing:.8px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:7px;font-weight:800;position:absolute;bottom:7px;right:10px}.m5-mission-copy .chapter-route{border-color:var(--chapter-accent);margin-bottom:10px}@supports (color:color-mix(in lab,red,red)){.m5-mission-copy .chapter-route{border-color:color-mix(in srgb,var(--chapter-accent) 40%,transparent)}}.m5-mission-copy .chapter-route{background:var(--chapter-accent)}@supports (color:color-mix(in lab,red,red)){.m5-mission-copy .chapter-route{background:color-mix(in srgb,var(--chapter-accent) 9%,transparent)}}.m5-mission-copy .chapter-route{color:var(--chapter-accent)}.m5-chapter-hero .m5-mission-copy h1{letter-spacing:-2px;gap:12px;font-size:clamp(30px,4vw,46px)}.m5-chapter-hero .m5-mission-copy h1 span{border-radius:14px;width:46px;height:46px;font-size:24px}.m5-mission-copy .m5-mission-promise{color:#c3d1de;max-width:730px;margin:13px 0 0;font-size:13px;line-height:1.6}.m5-mission-promise strong{color:#fff;margin-bottom:2px;font-size:11px;display:block}.m5-mission-copy .chapter-facts{margin-top:14px}.m5-mission-copy .chapter-facts span{padding:6px 8px;font-size:9px}.m5-chapter-hero .chapter-status{background:#fff1;border-radius:15px;flex-direction:column;justify-content:center;align-self:stretch;padding:16px;display:flex}.m5-chapter-hero .chapter-status>strong{margin:5px 0 8px;font-size:31px}.m5-chapter-hero .chapter-status>button{border:1px solid var(--chapter-accent);margin-top:12px;padding:8px 10px}@supports (color:color-mix(in lab,red,red)){.m5-chapter-hero .chapter-status>button{border:1px solid color-mix(in srgb,var(--chapter-accent) 52%,transparent)}}.m5-chapter-hero .chapter-status>button{background:var(--chapter-accent);border-radius:9px}@supports (color:color-mix(in lab,red,red)){.m5-chapter-hero .chapter-status>button{background:color-mix(in srgb,var(--chapter-accent) 10%,transparent)}}.m5-chapter-hero .chapter-status>button{color:var(--chapter-accent)}@supports (color:color-mix(in lab,red,red)){.m5-chapter-hero .chapter-status>button{color:color-mix(in srgb,var(--chapter-accent) 78%,white)}}.m5-chapter-hero .chapter-status>button{cursor:pointer;font-size:10px;font-weight:900}.m5-chapter-hero .chapter-status>button:focus-visible,.m5-chapter-hero .chapter-status>button:hover{background:var(--chapter-accent);color:#0b1c30;outline:none}.m5-hero-system-context{border:1px solid var(--chapter-accent);grid-template-columns:220px minmax(0,1fr);align-items:center;gap:18px;max-width:1300px;margin:20px auto 0;padding:14px 16px;display:grid}@supports (color:color-mix(in lab,red,red)){.m5-hero-system-context{border:1px solid color-mix(in srgb,var(--chapter-accent) 25%,transparent)}}.m5-hero-system-context{background:#03111e70;border-radius:16px}.m5-system-context-heading small,.m5-system-context-heading span,.m5-system-context-heading strong{display:block}.m5-system-context-heading span{color:var(--chapter-accent);letter-spacing:.9px;font-size:8px;font-weight:950}.m5-system-context-heading strong{color:inherit;margin-top:4px;font-size:11px;line-height:1.35}.m5-system-context-heading small{color:#9fb0bf;margin-top:4px;font-size:8px;line-height:1.45}.m5-system-spine{scrollbar-width:thin;align-items:stretch;min-width:0;display:flex;overflow-x:auto}.m5-system-spine-step{border-left:1px solid #8ca0b238;flex:1 0 116px;align-items:center;gap:7px;min-width:116px;padding:7px 8px;display:flex}.m5-system-spine-step:first-child{border-left:0}.m5-system-spine-step>span{border:1px solid var(--chapter-accent);flex:none;place-items:center;width:28px;height:28px;display:grid}@supports (color:color-mix(in lab,red,red)){.m5-system-spine-step>span{border:1px solid color-mix(in srgb,var(--chapter-accent) 25%,transparent)}}.m5-system-spine-step>span{background:var(--chapter-accent);border-radius:9px}@supports (color:color-mix(in lab,red,red)){.m5-system-spine-step>span{background:color-mix(in srgb,var(--chapter-accent) 9%,transparent)}}.m5-system-spine-step>span{font-size:14px}.m5-system-spine-step>div{min-width:0}.m5-system-spine-step small,.m5-system-spine-step strong{display:block}.m5-system-spine-step strong{color:inherit;font-size:9px;line-height:1.25}.m5-system-spine-step small{color:#9fb0ba;margin-top:2px;font-size:7px;line-height:1.3}.m5-system-spine-step>b{color:var(--chapter-accent);margin-left:auto;font-size:11px}.m5-section-overview{border-left:3px solid var(--chapter-accent);background:var(--chapter-soft);border-radius:0 12px 12px 0;margin:4px 0 13px;padding:14px 16px}.m5-section-route-heading{flex-wrap:wrap;align-items:baseline;gap:5px 10px;display:flex}.m5-section-route-heading>span{color:var(--chapter-accent);letter-spacing:.8px;font-size:9px;font-weight:950}.m5-section-route-heading strong{color:#334258;font-size:11px}.m5-section-route-heading p{color:#6e7d8e;text-align:right;max-width:430px;margin:0 0 0 auto;font-size:9px;line-height:1.45}.m5-section-route{scrollbar-width:thin;align-items:stretch;gap:6px;margin-top:10px;padding:1px 1px 6px;display:flex;overflow-x:auto}.m5-section-route-step{flex:none;align-items:stretch;gap:6px;display:flex}.m5-section-route-step a{color:#3e4f63;background:#ffffffd6;border:1px solid #14233d21;border-radius:10px;flex-direction:column;justify-content:center;width:136px;min-height:60px;padding:8px 10px;text-decoration:none;display:flex}.m5-section-route-step a:focus-visible,.m5-section-route-step a:hover{border-color:var(--chapter-accent);outline:none;transform:translateY(-1px);box-shadow:0 4px 10px #14233d12}.m5-section-route-step small{color:var(--chapter-accent);font-size:8px;font-weight:950}.m5-section-route-step strong{text-overflow:ellipsis;white-space:nowrap;margin-top:4px;font-size:9px;line-height:1.35;overflow:hidden}.m5-section-route-step>b{color:var(--chapter-accent);place-items:center;font-size:13px;display:grid}.m5-knowledge-node[id^=topic-]{scroll-margin-top:154px}.m5-node-permalink{color:inherit;text-decoration:none}.m5-node-permalink:focus-visible h3,.m5-node-permalink:hover h3{color:var(--chapter-accent);text-underline-offset:3px;text-decoration:underline}.m5-node-permalink:focus-visible{outline:none}.m5-node-framework{margin-top:16px}.m5-framework-heading{justify-content:space-between;align-items:center;gap:14px;margin-bottom:10px;display:flex}.m5-framework-heading>span{background:var(--ink);color:#fff;letter-spacing:.7px;border-radius:999px;flex:none;padding:5px 9px;font-size:9px;font-weight:950}.m5-framework-heading p{color:#758394;text-align:right;max-width:520px;margin:0;font-size:10px;line-height:1.5}.m5-framework-grid{grid-template-columns:.88fr 1.12fr;gap:13px;display:grid}.m5-framework-card{background:#f7f9fa;border:1px solid #14233d1c;border-radius:15px;min-width:0;padding:15px;position:relative;overflow:hidden}.m5-framework-card.is-identity{background:linear-gradient(150deg,#f0f5fb,#fafcff)}.m5-framework-card.is-composition{background:linear-gradient(150deg,var(--chapter-soft),#fbfcfa)}.m5-framework-card.is-maintenance,.m5-framework-card.is-operation{grid-column:1/-1}.m5-framework-card.is-operation{border-left:4px solid var(--chapter-accent);background:linear-gradient(150deg,#edf6fa,#f9fcfd)}.m5-framework-card.is-maintenance{background:linear-gradient(100deg,#fff7e7,#fbfaf6);grid-template-columns:68px minmax(0,1fr);align-items:center;gap:13px;display:grid}.m5-framework-label{z-index:1;grid-template-columns:auto auto 1fr;align-items:center;gap:7px;display:grid;position:relative}.m5-framework-label>span{color:#8895a3;letter-spacing:.8px;font-size:8px;font-weight:950}.m5-framework-label i{width:27px;height:27px;color:var(--ink);background:#ffffffd1;border:1px solid #14233d1f;border-radius:9px;place-items:center;font-size:13px;font-style:normal;font-weight:950;display:grid}.m5-framework-label strong{color:#26354b;font-size:13px;font-weight:950}.m5-framework-card p{z-index:1;color:#37485d;margin:13px 0 0;font-size:13px;font-weight:650;line-height:1.65;position:relative}.m5-identity-visual{z-index:1;text-align:center;background:#ffffffb8;border:1px dashed #32578042;border-radius:11px;place-content:center;min-height:64px;margin-top:13px;padding:10px;display:grid;position:relative}.m5-identity-visual small{color:#8190a0;letter-spacing:.7px;font-size:8px;font-weight:900}.m5-identity-visual strong{color:#1f3d61;margin-top:4px;font-size:14px;line-height:1.35}.m5-component-labels{z-index:1;flex-wrap:wrap;align-content:center;gap:6px;min-height:64px;margin-top:13px;display:flex;position:relative}.m5-component-labels span{border:1px solid var(--chapter-accent);padding:6px 8px}@supports (color:color-mix(in lab,red,red)){.m5-component-labels span{border:1px solid color-mix(in srgb,var(--chapter-accent) 35%,transparent)}}.m5-component-labels span{color:var(--chapter-accent);background:#ffffffd1;border-radius:8px}@supports (color:color-mix(in lab,red,red)){.m5-component-labels span{color:color-mix(in srgb,var(--chapter-accent) 72%,#26354b)}}.m5-component-labels span{font-size:9px;font-weight:900}.m5-process-steps{z-index:1;scrollbar-width:thin;align-items:center;min-height:62px;margin-top:13px;display:flex;position:relative;overflow-x:auto}.m5-process-steps>div{flex:1 0 auto;align-items:center;display:flex}.m5-process-steps span{color:#29465d;text-align:center;background:#fff;border:1px solid #14233d21;border-radius:9px;place-items:center;min-width:92px;min-height:44px;padding:6px 9px;font-size:9px;font-weight:900;line-height:1.3;display:grid}.m5-process-steps b{color:var(--chapter-accent);margin:0 6px;font-size:12px}.m5-maintenance-symbol{color:#a9680c;background:#fff0c8;border:1px solid #c07e1840;border-radius:15px;place-items:center;width:58px;height:58px;font-size:29px;font-weight:950;display:grid}.m5-framework-card.is-maintenance p{margin-top:8px}.m5-system-anchor{border:1px solid var(--chapter-accent);grid-template-columns:185px minmax(0,1fr);align-items:center;gap:12px;margin-top:11px;padding:11px 12px;display:grid}@supports (color:color-mix(in lab,red,red)){.m5-system-anchor{border:1px solid color-mix(in srgb,var(--chapter-accent) 28%,#dce4e8)}}.m5-system-anchor{color:#334258;background-color:#f8fafb;background-image:linear-gradient(#14233d06 1px,#0000 0),linear-gradient(90deg,#14233d06 1px,#0000 0),none;background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:20px 20px;background-attachment:scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box;background-clip:border-box,border-box,border-box;border-radius:13px}.m5-system-anchor .m5-system-context-heading strong{font-size:10px}.m5-system-anchor .m5-system-spine-step{flex-basis:94px;min-width:94px;padding:4px 5px}.m5-system-anchor .m5-system-spine-step>span{background:#fff;border-color:#14233d1a;width:23px;height:23px;font-size:11px}.m5-system-anchor .m5-system-spine-step strong{color:#415065;font-size:8px}.m5-learning-map{background:#fff;border:1px solid #e1e6e9;border-radius:13px;margin-top:10px;padding:13px}.m5-learning-heading{justify-content:space-between;align-items:flex-end;gap:14px;display:flex}.m5-learning-heading>div span,.m5-learning-heading>div strong{display:block}.m5-learning-heading>div span{color:var(--chapter-accent);letter-spacing:.9px;font-size:9px;font-weight:950}.m5-learning-heading>div strong{color:#26354b;margin-top:3px;font-size:12px}.m5-learning-heading p{color:#536174;flex-wrap:wrap;justify-content:flex-end;gap:4px 6px;margin:0;font-size:9px;display:flex}.m5-learning-heading p span{color:#929ca8}.m5-learning-heading p i{color:var(--chapter-accent);font-style:normal;font-weight:950}.m5-relation-track{grid-template-columns:minmax(0,1fr) auto minmax(0,1.1fr) auto minmax(0,1fr);align-items:stretch;gap:7px;margin-top:12px;display:grid}.m5-relation-node{min-width:0;min-height:76px;color:inherit;background:#f8f9fa;border:1px solid #dfe4e8;border-radius:11px;flex-direction:column;justify-content:center;padding:10px 11px;text-decoration:none;transition:border-color .16s,transform .16s,box-shadow .16s;display:flex;position:relative}a.m5-relation-node:focus-visible,a.m5-relation-node:hover{border-color:var(--chapter-accent);outline:none;transform:translateY(-2px);box-shadow:0 5px 12px #14233d12}.m5-relation-node small{color:#909ba8;font-size:8px;font-weight:900}.m5-relation-node strong{color:#344258;text-overflow:ellipsis;white-space:nowrap;margin-top:5px;font-size:10px;font-weight:900;line-height:1.35;overflow:hidden}.m5-relation-node>span{color:var(--chapter-accent);margin-top:4px;font-size:8px;font-weight:950}.m5-relation-node.is-current{border-color:var(--chapter-accent);background:var(--chapter-soft);box-shadow:inset 0 -3px 0 var(--chapter-accent)}@supports (color:color-mix(in lab,red,red)){.m5-relation-node.is-current{box-shadow:inset 0 -3px 0 color-mix(in srgb,var(--chapter-accent) 32%,transparent)}}.m5-relation-node.is-empty{background:0 0;border-style:dashed}.m5-relation-node.is-empty strong{color:#9aa4ae}.m5-relation-arrow{color:var(--chapter-accent);place-items:center;font-size:16px;display:grid}.m5-related-row{border-top:1px dashed #e3e7eb;grid-template-columns:auto 1fr;align-items:start;gap:10px;margin-top:10px;padding-top:10px;display:grid}.m5-related-row>span{color:#8994a1;padding-top:6px;font-size:8px;font-weight:900}.m5-related-row>div{flex-wrap:wrap;gap:6px;display:flex}.m5-related-row a{color:#435268;background:#f8f9fa;border:1px solid #dde2e7;border-radius:999px;align-items:center;gap:6px;padding:5px 8px;font-size:9px;font-weight:800;text-decoration:none;display:inline-flex}.m5-related-row a:focus-visible,.m5-related-row a:hover{border-color:var(--chapter-accent);color:var(--ink);outline:none}.m5-related-row a small{color:var(--chapter-accent);font-size:8px}@media (max-width:1080px){.m5-mission-grid.chapter-hero-grid{grid-template-columns:150px minmax(0,1fr)}.m5-chapter-hero .chapter-status{grid-column:1/-1;grid-template-columns:auto auto minmax(130px,1fr) auto;align-items:center;gap:8px 14px;display:grid}.m5-chapter-hero .chapter-status>button,.m5-chapter-hero .chapter-status>small,.m5-chapter-hero .chapter-status>strong{margin:0}.m5-chapter-hero .status-track{min-width:130px}.m5-hero-system-context{grid-template-columns:185px minmax(0,1fr)}}@media (max-width:760px){.m5-chapter-hero.chapter-hero{padding:22px 14px 24px}.m5-mission-grid.chapter-hero-grid{grid-template-columns:1fr;gap:14px;margin-top:16px}.m5-engine-blueprint{min-height:104px}.m5-engine-blueprint svg{width:min(78%,300px)}.m5-chapter-hero .m5-mission-copy h1{font-size:31px}.m5-chapter-hero .chapter-status{grid-column:auto;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:8px 12px;padding:12px 14px;display:grid}.m5-chapter-hero .chapter-status>strong{text-align:right;margin:0;font-size:25px}.m5-chapter-hero .chapter-status .status-track{grid-column:1/-1;min-width:0}.m5-chapter-hero .chapter-status>button,.m5-chapter-hero .chapter-status>small{margin:0}.m5-chapter-hero .chapter-status>small{display:none}.m5-chapter-hero .chapter-status>button{grid-column:1/-1;padding:7px 9px}.m5-hero-system-context{grid-template-columns:1fr;gap:8px;margin-top:14px}.m5-hero-system-context .m5-system-context-heading{grid-template-columns:auto 1fr;align-items:baseline;gap:3px 8px;display:grid}.m5-hero-system-context .m5-system-context-heading small{grid-column:1/-1}.m5-hero-system-context .m5-system-spine-step small{display:none}.m5-system-spine-step{flex-basis:110px;min-width:110px}.m5-section-route-heading{grid-template-columns:auto 1fr;display:grid}.m5-section-route-heading p{text-align:left;grid-column:1/-1;margin-left:0}.m5-section-route-step a{width:122px}.m5-knowledge-node[id^=topic-]{scroll-margin-top:116px}.m5-framework-heading{align-items:flex-start}.m5-framework-heading p{max-width:210px}.m5-framework-grid{grid-template-columns:1fr}.m5-framework-card.is-maintenance,.m5-framework-card.is-operation{grid-column:auto}.m5-framework-card{padding:14px}.m5-framework-card.is-maintenance{grid-template-columns:48px minmax(0,1fr);gap:10px}.m5-maintenance-symbol{border-radius:12px;width:44px;height:44px;font-size:22px}.m5-system-anchor{grid-template-columns:1fr}.m5-system-anchor .m5-system-spine-step{flex-basis:96px;min-width:96px}.m5-learning-heading{flex-direction:column;align-items:flex-start}.m5-learning-heading p{justify-content:flex-start}.m5-relation-track{grid-template-columns:1fr}.m5-relation-node{min-height:68px}.m5-relation-node strong{white-space:normal}.m5-relation-arrow{height:18px;transform:rotate(90deg)}.m5-related-row{grid-template-columns:1fr;gap:5px}.m5-related-row>span{padding-top:0}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}