:root{--brand-green: #00a774;--brand-green-soft: #1ec98f;--brand-green-deep: #008a5f;--ink: #1f1f1f;--ink-soft: #222222;--ink-deep: #0a0a0a;--slate: #4a5568;--slate-light: #6b7488;--danger: #c0392b;--danger-soft: #e64a39;--warning: #e8a020;--navy: #0f1e3c;--paper: #ffffff;--paper-warm: #fdfdfb;--rule: #dddddd;--rule-strong: #b8bcc4;--surface: #ececea;--font-body: Arial, "Helvetica Neue", Helvetica, system-ui, sans-serif;--font-display: Impact, "Haettenschweiler", "Arial Narrow Bold", "Liberation Sans Narrow", "Helvetica Neue Condensed", sans-serif;--page-w: 480px;--page-h: 720px;--pad-x: 26px;--pad-top: 50px;--pad-bottom: 50px;--topbar-h: 60px;--bottombar-h: 64px;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);--safe-left: env(safe-area-inset-left, 0px);--safe-right: env(safe-area-inset-right, 0px);--stripe-hazard: repeating-linear-gradient( -45deg, var(--ink-deep) 0 10px, var(--brand-green) 10px 20px );--stripe-hazard-soft: repeating-linear-gradient( -45deg, var(--ink) 0 6px, var(--brand-green) 6px 12px );--shadow-hero: 0 1px 0 rgba(0, 0, 0, .04), 0 4px 14px rgba(15, 30, 60, .1);--track-display: .02em;--track-label: .08em;--fs-body: clamp(.78rem, .72rem + .4vw, .9rem);--fs-body-sm: clamp(.7rem, .66rem + .25vw, .8rem);--fs-heading: clamp(.9rem, .8rem + .5vw, 1.05rem);--fs-callout-label: clamp(.95rem, .85rem + .4vw, 1.05rem);--fs-title-bar: clamp(1.05rem, .9rem + .7vw, 1.3rem);--fs-hero: clamp(1.55rem, 1.05rem + 2.2vw, 2.05rem)}*,*:before,*:after{box-sizing:border-box}html,body,#root{margin:0;padding:0;background:var(--surface);color:var(--ink);font-family:var(--font-body);font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-text-size-adjust:100%;text-size-adjust:100%;overscroll-behavior:none}html,body{height:100%;height:100dvh;overflow:hidden;position:relative}#root{height:100%}button{font-family:inherit;cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation}a{color:inherit;-webkit-tap-highlight-color:transparent}@media(hover:none){.book-topbar__btn:hover{background:transparent;border-color:#ffffff38;color:#ffffffeb}.book-topbar__btn:hover:before,.book-topbar__btn:hover:after{opacity:0}.book-bottombar__btn:hover{background:var(--paper);color:var(--ink);box-shadow:inset 0 0 0 1px #00000014,inset 0 -3px 0 var(--brand-green),0 1px #00000059}}.book-shell{display:flex;flex-direction:column;height:100dvh;overflow:hidden;background:var(--surface)}.book-topbar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 16px;padding-top:calc(10px + var(--safe-top));padding-left:calc(16px + var(--safe-left));padding-right:calc(16px + var(--safe-right));background:var(--ink-deep);background-image:linear-gradient(180deg,#ffffff0a,#0000 60%);border-bottom:none;position:sticky;top:0;z-index:10;isolation:isolate}.book-topbar:before,.book-topbar:after{content:"";position:absolute;left:0;right:0;pointer-events:none}.book-topbar:before{bottom:0;height:1px;background:var(--brand-green);opacity:.85}.book-topbar:after{bottom:-3px;height:3px;background:var(--stripe-hazard-soft);opacity:.9}.book-topbar__title{font-family:var(--font-display);font-weight:400;font-size:1.05rem;color:#fff;letter-spacing:.09em;text-transform:uppercase;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0;flex:1;text-align:center;display:inline-flex;align-items:center;justify-content:center;gap:8px;line-height:1}.book-topbar__title-mark{display:inline-block;width:18px;height:14px;background:linear-gradient(to right,var(--brand-green) 0 4px,transparent 4px 7px,var(--brand-green) 7px 11px,transparent 11px 14px,var(--brand-green) 14px 18px);flex-shrink:0;transform:translateY(-1px)}.book-topbar__title-text{display:inline-block}.book-topbar__actions{display:flex;gap:8px;flex-shrink:0}.book-topbar__btn{position:relative;background:transparent;border:1px solid rgba(255,255,255,.22);border-radius:2px;padding:9px 12px;font-family:var(--font-body);font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#ffffffeb;min-height:40px;display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;transition:background-color .12s ease,border-color .12s ease,color .12s ease,transform 80ms ease}.book-topbar__btn:before,.book-topbar__btn:after{content:"";position:absolute;width:6px;height:6px;border:1px solid var(--brand-green);opacity:0;transition:opacity .12s ease}.book-topbar__btn:before{top:-1px;left:-1px;border-right:0;border-bottom:0}.book-topbar__btn:after{bottom:-1px;right:-1px;border-left:0;border-top:0}.book-topbar__btn:hover{background:#00a77424;border-color:var(--brand-green);color:#fff}.book-topbar__btn:hover:before,.book-topbar__btn:hover:after,.book-topbar__btn:focus-visible:before,.book-topbar__btn:focus-visible:after{opacity:1}.book-topbar__btn:active{transform:translateY(1px)}.book-topbar__btn:focus-visible{outline:none;border-color:var(--brand-green);box-shadow:0 0 0 2px #00a77459}.book-topbar__btn-icon{display:inline-flex;align-items:center;justify-content:center;color:var(--brand-green-soft);font-weight:700;font-size:.85rem;line-height:1}.book-topbar__btn--primary .book-topbar__btn-icon{flex-direction:column;gap:2px;width:12px;font-size:0}.book-topbar__btn--primary .book-topbar__btn-icon>span{display:block;height:1.5px;background:var(--brand-green-soft);width:100%;transition:background-color .12s ease}.book-topbar__btn--primary .book-topbar__btn-icon>span:nth-child(2){width:70%}.book-topbar__btn--primary .book-topbar__btn-icon>span:nth-child(3){width:85%}.book-topbar__btn:hover .book-topbar__btn-icon,.book-topbar__btn:hover .book-topbar__btn-icon>span{color:#fff;background-color:#fff}.book-topbar__btn-label{display:inline-block}.book-stage{flex:1;display:flex;align-items:stretch;justify-content:center;padding:24px 16px;padding-bottom:calc(var(--bottombar-h) + var(--safe-bottom) + 24px);padding-left:calc(16px + var(--safe-left));padding-right:calc(16px + var(--safe-right));min-height:0}.book-bottombar{position:fixed;bottom:0;left:0;right:0;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 16px;padding-bottom:calc(10px + var(--safe-bottom));padding-left:calc(16px + var(--safe-left));padding-right:calc(16px + var(--safe-right));background:var(--ink-deep);background-image:linear-gradient(0deg,#ffffff0a,#0000 60%);border-top:none;z-index:10;isolation:isolate}.book-bottombar:before,.book-bottombar:after{content:"";position:absolute;left:0;right:0;pointer-events:none}.book-bottombar:before{top:0;height:1px;background:var(--brand-green);opacity:.85}.book-bottombar:after{top:-3px;height:3px;background:var(--stripe-hazard-soft);opacity:.9}.book-bottombar__indicator{font-family:var(--font-display);font-weight:400;font-size:.9rem;color:#ffffffbf;letter-spacing:.08em;white-space:nowrap;display:inline-flex;align-items:baseline;gap:6px;padding:0 4px;font-variant-numeric:tabular-nums}.book-bottombar__indicator-current{color:var(--brand-green);font-size:.9rem;letter-spacing:.04em}.book-bottombar__indicator-sep{color:#ffffff59;font-size:.8rem;margin:0 2px}.book-bottombar__indicator-total{color:#ffffffbf}.book-bottombar__btn{position:relative;background:var(--paper);color:var(--ink);border:none;border-radius:2px;font-family:var(--font-body);font-size:.75rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;min-height:44px;min-width:250px;padding:11px 24px 12px;display:inline-flex;align-items:center;justify-content:center;gap:10px;box-shadow:inset 0 0 0 1px #00000014,inset 0 -3px 0 var(--brand-green),0 1px #00000059;transition:transform 80ms ease,box-shadow .12s ease,background-color .12s ease,color .12s ease}.book-bottombar__btn:hover{background:var(--paper);color:var(--ink-deep);box-shadow:inset 0 0 0 1px #0000001f,inset 0 -3px 0 var(--brand-green-soft),0 1px #0006}.book-bottombar__btn:active{transform:translateY(1px);box-shadow:inset 0 0 0 1px #0000001f,inset 0 -1px 0 var(--brand-green-deep),0 0 #0000}.book-bottombar__btn:focus-visible{outline:none;box-shadow:inset 0 0 0 1px #0000001f,inset 0 -3px 0 var(--brand-green),0 0 0 2px #00a77480}.book-bottombar__btn:disabled{background:#ffffff0f;color:#ffffff52;box-shadow:inset 0 0 0 1px #ffffff14,inset 0 -3px #ffffff14;cursor:not-allowed;transform:none}.book-bottombar__btn-arrow{font-family:var(--font-body);font-size:1.3rem;line-height:1;font-weight:400;color:var(--brand-green-deep);transform:translateY(-1px)}.book-bottombar__btn:disabled .book-bottombar__btn-arrow{color:#ffffff40}.book-bottombar__btn-label{display:inline-block}.flipbook-wrap{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.flipbook{width:100%;max-width:1080px;height:100%}.flipbook .page{background:var(--paper);overflow:hidden;display:block}.stf__item,.stf__block{background:var(--paper)}.page-frame{width:100%;height:100%;background:var(--paper);display:flex;flex-direction:column;position:relative;overflow:hidden}.page-frame__header{display:flex;align-items:flex-end;justify-content:space-between;padding:0 var(--pad-x) 5px;border-bottom:1.5px solid var(--brand-green);height:36px;flex-shrink:0;position:relative}.page-frame__header:after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;background:var(--stripe-hazard-soft);opacity:.85}.page-frame__header-brand{font-size:.62rem;font-weight:800;letter-spacing:.08em;color:var(--brand-green);display:inline-flex;align-items:center;gap:5px;text-transform:uppercase}.page-frame__header-org{font-size:.6rem;color:var(--slate);font-style:italic}.page-frame__body{flex:1;padding:10px var(--pad-x) 0;overflow:hidden;display:flex;flex-direction:column;min-height:0}.page-frame__footer{height:30px;border-top:1px solid var(--rule);display:flex;align-items:center;justify-content:center;gap:10px;font-size:.6rem;color:var(--slate);letter-spacing:var(--track-label);text-transform:uppercase;flex-shrink:0}.page-frame__footer-tick{width:18px;height:1px;background:var(--rule-strong)}.page-frame__footer-num{font-weight:700;color:var(--ink-soft)}@media(max-width:900px),(max-height:640px){:root{--pad-x: 18px;--pad-top: 42px;--pad-bottom: 42px}.book-stage{padding:0;padding-bottom:calc(var(--bottombar-h) + var(--safe-bottom));padding-left:var(--safe-left);padding-right:var(--safe-right)}.flipbook{max-width:100%;height:auto;max-height:100%}.page-frame__body{overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;padding-bottom:16px}.page-frame__header{height:34px}.page-frame__header-brand,.page-frame__header-org{font-size:.62rem}.page-frame__footer{display:none}.title-bar{padding:9px 12px 8px 16px}.toc__btn{min-height:40px;padding:9px 10px 9px 12px}.toc__btn-page{padding:3px 10px}.book-topbar{padding:8px 12px;padding-top:calc(8px + var(--safe-top))}.book-topbar__title{font-size:.92rem;letter-spacing:.07em;gap:7px}.book-topbar__title-mark{width:14px;height:12px}.book-topbar__btn{padding:8px 10px;font-size:.65rem;min-height:38px}.book-bottombar{padding:9px 12px;padding-bottom:calc(9px + var(--safe-bottom))}.book-bottombar__indicator{font-size:.8rem}.book-bottombar__indicator-current{font-size:.9rem}.book-bottombar__btn{padding:10px 18px 11px;min-width:130px;font-size:.7rem;letter-spacing:.1em}.book-bottombar__btn-arrow{font-size:1.15rem}.diagram img{max-height:none;max-width:100%}.cover-page__image{max-height:60vh}}@media(max-width:360px){.book-topbar__title-text{display:none}.book-topbar__title{justify-content:flex-start}.book-topbar__btn-label{display:none}.book-topbar__btn{min-width:38px;padding:8px 9px}.book-bottombar__btn-label{display:none}.book-bottombar__btn{min-width:62px;padding:10px 14px 11px}}@media(max-width:420px){:root{--pad-x: 14px}.scenario__row{grid-template-columns:1fr;gap:2px;padding:4px 0}.scenario__label{font-size:.68rem}.scenario__header{flex-wrap:wrap;gap:6px}.scenario__num{padding-right:6px}.numbered--panel{padding:7px 10px 7px 8px}.numbered{grid-template-columns:20px 1fr;gap:4px}.callout__main{padding:7px 9px}.callout__label{margin-bottom:3px}.title-bar--hero .title-bar__content{padding:10px var(--pad-x) 10px}}@media(orientation:landscape)and (max-height:500px){.book-topbar{padding:5px 12px;padding-top:calc(5px + var(--safe-top))}.book-topbar__btn{min-height:32px;padding:6px 9px}.book-bottombar{padding:5px 12px;padding-bottom:calc(5px + var(--safe-bottom))}.book-bottombar__btn{min-height:36px;padding:7px 14px 8px}.book-stage{padding-bottom:calc(46px + var(--safe-bottom))}.page-frame__header{height:28px}.title-bar--hero .title-bar__content{padding:8px var(--pad-x) 8px}.title-bar--hero .title-bar__stripe{height:5px}.diagram img{max-height:90px}.full-graphic img{max-height:calc(100dvh - 100px)}}.title-bar{position:relative;background:var(--ink-deep);color:#fff;display:flex;align-items:center;gap:8px;font-family:var(--font-display);font-weight:400;font-size:var(--fs-title-bar);letter-spacing:var(--track-display);padding:10px 14px 9px 18px;margin:0 0 12px;text-transform:uppercase;line-height:1.05;overflow:hidden}.title-bar:before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--brand-green)}.title-bar__text{flex:1;font-family:var(--font-display)}.title-bar--cover{font-size:1.55rem}.title-bar--accent{background:var(--ink-deep);color:var(--brand-green);border-top:2px solid var(--brand-green);border-bottom:2px solid var(--brand-green)}.title-bar--accent .title-bar__text{color:var(--brand-green)}.title-bar--hero{display:block;background:var(--ink-deep);color:#fff;padding:0;margin:-2px calc(-1 * var(--pad-x)) 14px;overflow:hidden;position:relative;box-shadow:var(--shadow-hero)}.title-bar--hero:before{display:none}.title-bar--hero .title-bar__stripe{height:8px;background:var(--stripe-hazard)}.title-bar--hero .title-bar__content{padding:14px var(--pad-x) 14px;display:flex;flex-direction:column;align-items:flex-start;gap:4px;position:relative}.title-bar--hero .title-bar__content:after{content:"";position:absolute;right:-8px;top:8px;bottom:8px;width:90px;background:radial-gradient(ellipse at 70% 50%,rgba(0,167,116,.22) 0%,transparent 65%);pointer-events:none}.title-bar--hero .title-bar__eyebrow{font-family:var(--font-body);font-size:.62rem;font-weight:800;letter-spacing:.24em;text-transform:uppercase;color:var(--brand-green-soft);margin:0}.title-bar--hero .title-bar__title{font-family:var(--font-display);font-size:var(--fs-hero);font-weight:400;line-height:.95;letter-spacing:var(--track-display);text-transform:uppercase;color:#fff;margin:0;text-shadow:0 1px 0 rgba(0,0,0,.45)}.title-bar--hero .title-bar__underrule{height:2px;background:linear-gradient(to right,var(--brand-green) 0,var(--brand-green) 38%,transparent 38%,transparent 46%,var(--brand-green) 46%,var(--brand-green) 49%,transparent 49%,transparent 56%,var(--brand-green) 56%,var(--brand-green) 58%,transparent 58%);margin:0 var(--pad-x)}.numbered{display:grid;grid-template-columns:24px 1fr;gap:6px;margin-bottom:10px;align-items:start}.numbered--panel{position:relative;background:#f1f1ef;border:1px solid #e2e2df;border-left:5px solid var(--brand-green);padding:8px 12px 9px 10px}.numbered__num{font-family:var(--font-body);font-weight:700;font-size:1rem;line-height:1.15;color:var(--brand-green);text-align:left;padding-top:0}.numbered__num-figure{display:inline-block;padding-right:0;border-right:0}.numbered__content{padding-top:0}.numbered__heading{font-weight:700;font-size:var(--fs-heading);color:var(--ink-deep);margin-bottom:2px;letter-spacing:0;line-height:1.2}.numbered__body{font-size:var(--fs-body);color:var(--ink);line-height:1.4}.numbered__body ul{list-style:none;padding-left:2px;margin:0}.numbered__body ul li{position:relative;padding-left:12px;margin:2px 0}.numbered__body ul li:before{content:"•";position:absolute;left:0;top:0;color:var(--ink);font-size:1rem;line-height:1.1}.callout{display:grid;grid-template-columns:6px 1fr;border:1.5px solid var(--danger);background:#fbe9e6;margin:10px 0;font-size:var(--fs-body);line-height:1.4;overflow:hidden;position:relative}.callout__rail{background:var(--danger)}.callout__main{padding:8px 10px}.callout__label{font-family:var(--font-display);font-weight:400;color:var(--danger);margin-bottom:4px;font-size:var(--fs-callout-label);letter-spacing:var(--track-display);text-transform:uppercase;display:flex;align-items:center;gap:6px;line-height:1}.callout__glyph{display:inline-flex;align-items:center;font-size:1rem}.callout__body ul{margin:0;padding-left:0;list-style:none}.callout__body ul li{position:relative;padding-left:14px;margin:2px 0}.callout__body ul li:before{content:"";position:absolute;left:0;top:.45em;width:6px;height:6px;background:var(--danger)}.callout--info{border-color:var(--brand-green);background:#e3f5ed}.callout--info .callout__rail{background:var(--brand-green)}.callout--info .callout__label{color:var(--brand-green-deep)}.callout--info .callout__body ul li:before{background:var(--brand-green)}.callout--warning{border-color:var(--warning);background:#fdf3df}.callout--warning .callout__rail{background:var(--warning)}.callout--warning .callout__label{color:var(--warning)}.callout--warning .callout__body ul li:before{background:var(--warning)}.zone-strip{display:grid;grid-template-columns:1fr 1fr 1fr;margin:8px 0 14px;overflow:hidden;border-radius:2px}.zone-strip__cell{position:relative;padding:9px 8px;text-align:center;color:#fff;font-size:.7rem;line-height:1.2;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px}.zone-strip__cell:not(:last-child):after{content:"";position:absolute;right:-6px;top:0;bottom:0;width:12px;background:inherit;clip-path:polygon(0 0,100% 50%,0 100%);z-index:2}.zone-strip__cell:not(:last-child):before{content:"";position:absolute;right:-7px;top:0;bottom:0;width:14px;background:var(--paper);clip-path:polygon(0 0,100% 50%,0 100%);z-index:1}.zone-strip__label{display:block;font-family:var(--font-display);font-weight:400;font-size:.9rem;letter-spacing:var(--track-display);text-transform:uppercase;line-height:1}.zone-strip__caption{display:block;font-size:.62rem;opacity:.92;line-height:1.15}.zone-strip__cell--green{background:var(--brand-green)}.zone-strip__cell--amber{background:var(--warning);color:var(--ink-deep)}.zone-strip__cell--red{background:var(--danger)}@media(max-width:420px){.zone-strip{grid-template-columns:1fr}.zone-strip__cell{padding:8px 8px 12px}.zone-strip__cell:not(:last-child):after{right:0;left:0;top:auto;bottom:-6px;width:100%;height:12px;clip-path:polygon(0 0,50% 100%,100% 0)}.zone-strip__cell:not(:last-child):before{right:0;left:0;top:auto;bottom:-7px;width:100%;height:14px;clip-path:polygon(0 0,50% 100%,100% 0)}}.scenario{position:relative;border:1px solid var(--rule);border-left:5px solid var(--brand-green);background:var(--paper);margin:8px 0;font-size:var(--fs-body);line-height:1.4;box-shadow:0 1px #0f1e3c0a}.scenario__header{display:flex;align-items:baseline;gap:8px;padding:8px 10px 7px;background:var(--ink-deep);color:#fff;border-bottom:2px solid var(--brand-green)}.scenario__num{font-family:var(--font-body);font-weight:800;font-size:.85rem;line-height:1.1;color:var(--brand-green);letter-spacing:.06em;padding-right:8px;border-right:1px solid rgba(255,255,255,.25);text-transform:uppercase}.scenario__title{flex:1;font-family:var(--font-body);font-size:.85rem;font-weight:800;color:#fff;text-transform:uppercase;letter-spacing:.05em;line-height:1.15}.scenario__body{padding:8px 10px}.scenario__row{display:grid;grid-template-columns:72px 1fr;gap:8px;align-items:baseline;padding:5px 0;border-bottom:1px solid 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