/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer theme{:root,:host{--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{*,:after,:before,::backdrop{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}html,:host{-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;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{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}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,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{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-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{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.fixed{position:fixed}.static{position:static}.start{inset-inline-start:var(--spacing)}.flex{display:flex}.hidden{display:none}.table{display:table}.resize{resize:both}}:root{--paper:#fff;--paper-2:#faf9f7;--paper-3:#f2f0ec;--ink:#0a0a0a;--ink-2:#1a1a1a;--muted:#4a4a4a;--faint:#8a8e94;--line:#e6e4e0;--line-2:#f0eeea;--red:#e0281f;--red-hover:#c11e16;--sans:"SF Pro Display", -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;--mono:"SF Mono", "JetBrains Mono", "Menlo", "Consolas", ui-monospace, monospace;--rail-w:264px;--content-w:920px}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--paper)}body{background:var(--paper);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;font-size:15px;line-height:1.8}a{color:inherit;text-decoration:none}button{font:inherit}img{max-width:100%;display:block}::selection{background:var(--red);color:#fff}:focus-visible{outline:2px solid var(--ink);outline-offset:3px}.wordmark{font-family:var(--sans);letter-spacing:-.03em;color:var(--ink);white-space:nowrap;font-weight:800;line-height:1.1}.u-red{text-decoration:underline;-webkit-text-decoration-color:var(--red);-webkit-text-decoration-color:var(--red);-webkit-text-decoration-color:var(--red);text-decoration-color:var(--red);text-underline-offset:.14em;font-style:normal;text-decoration-thickness:.09em}.micro-label,.manual-main .micro-label{font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--red);margin:0 0 14px;font-size:10.5px;font-weight:700}.eyebrow{font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--red);margin:0 0 10px;font-size:11px;font-weight:700}.lead{color:var(--ink-2);margin:0;font-size:15.5px;line-height:1.9}.status{border:1px solid var(--ink);font-family:var(--mono);letter-spacing:.06em;color:var(--ink);white-space:nowrap;border-radius:2px;padding:2px 9px;font-size:10.5px;font-weight:700;display:inline-block}.status--live{background:var(--ink);color:#fff}.status--testing{border-color:var(--red);color:var(--red)}.status--future{border-color:var(--line);color:var(--faint)}.reading-progress{z-index:100;background:var(--red);height:4px;transition:width .12s linear;position:fixed;top:0;left:0}.manual-shell{min-height:100vh}.manual-rail{z-index:30;width:var(--rail-w);border-right:1px solid var(--line);background:var(--paper);flex-direction:column;padding:28px 20px 20px;display:flex;position:fixed;inset:0 auto 0 0}.rail-brand{border-bottom:1px solid var(--line);align-items:center;gap:12px;padding-bottom:20px;display:flex}.rail-logo{object-fit:contain;border-radius:0;flex-shrink:0;width:40px;height:40px}.rail-brand div{flex-direction:column;gap:2px;min-width:0;display:flex}.rail-brand strong{letter-spacing:.16em;font-size:12px}.rail-brand span{color:var(--faint);font-family:var(--mono);font-size:10.5px}.manual-rail nav{flex-direction:column;flex:1;justify-content:center;gap:2px;margin:16px 0;display:flex}.manual-rail nav a{min-height:38px;color:var(--muted);border-left:2px solid #0000;border-radius:2px;grid-template-columns:28px 34px minmax(0,1fr);align-items:baseline;padding:7px 10px;transition:background .15s,color .15s,border-color .15s;display:grid}.manual-rail nav a:hover{background:var(--paper-2);color:var(--ink)}.manual-rail nav a.active{background:var(--paper-2);border-left-color:var(--red);color:var(--ink)}.manual-rail nav a span{font-family:var(--mono);letter-spacing:.1em;color:var(--faint);font-size:10px}.manual-rail nav a.active span{color:var(--red)}.manual-rail nav a b{color:inherit;font-size:12.5px;font-weight:700}.manual-rail nav a em{color:var(--faint);text-overflow:ellipsis;white-space:nowrap;font-size:11px;font-style:normal;overflow:hidden}.rail-links{gap:6px;margin-bottom:14px;display:grid}.rail-links a{border:1px solid var(--line);min-height:34px;color:var(--muted);border-radius:2px;justify-content:space-between;align-items:center;padding:7px 10px;font-size:11px;font-weight:600;transition:color .15s,border-color .15s;display:flex}.rail-links a:hover{border-color:var(--ink);color:var(--ink)}.rail-footer{color:var(--faint);font-family:var(--mono);letter-spacing:.12em;justify-content:space-between;font-size:9px;display:flex}.mobile-bar{z-index:40;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffff0;justify-content:space-between;align-items:center;height:52px;padding:0 16px;display:none;position:sticky;top:0}.mobile-brand{align-items:center;gap:10px;font-size:13px;font-weight:700;display:flex}.mobile-brand .rail-logo{width:28px;height:28px}.menu-button{border:1px solid var(--line);background:var(--paper);color:var(--ink);font-family:var(--mono);cursor:pointer;border-radius:2px;padding:6px 12px;font-size:11px;font-weight:700}.mobile-menu{z-index:90;background:var(--paper);padding:12px 16px 32px;position:fixed;inset:52px 0 0;overflow-y:auto}.mobile-menu nav{flex-direction:column;display:flex}.mobile-menu nav a{border-bottom:1px solid var(--line);align-items:baseline;gap:14px;padding:14px 4px;display:flex}.mobile-menu nav a span{font-family:var(--mono);color:var(--red);font-size:11px}.mobile-menu nav a strong{font-size:16px;font-weight:700}.manual-main{margin-left:var(--rail-w)}.manual-main>section{padding-left:56px;padding-right:56px}.chapter{max-width:calc(var(--content-w) + 112px);border-top:1px solid var(--line);padding-top:88px;padding-bottom:64px}.cover{min-height:92vh;max-width:calc(var(--content-w) + 112px);flex-direction:column;justify-content:space-between;padding-top:40px;padding-bottom:40px;display:flex}.cover-top{justify-content:space-between;align-items:center;gap:16px;display:flex}.cover-top img{object-fit:contain;width:40px;height:40px}.cover-logo{font-size:20px}.edition{flex-direction:column;align-items:flex-end;gap:2px;display:flex}.edition span{font-family:var(--mono);letter-spacing:.16em;color:var(--faint);font-size:9.5px}.edition b{font-family:var(--mono);letter-spacing:.08em;font-size:12px;font-weight:700}.cover-content{flex:1;grid-template-columns:minmax(0,1fr) minmax(0,.8fr);align-items:end;gap:24px;min-height:470px;padding:64px 0 40px;display:grid}.cover .cover-kicker{font-family:var(--mono);letter-spacing:.18em;color:var(--red);margin:0 0 22px;font-size:11px;font-weight:700}.cover h1{letter-spacing:-.055em;margin:0 0 26px;font-size:clamp(44px,5.2vw,72px);font-weight:850;line-height:1.12}.cover h1 .u-nowrap{white-space:nowrap}.cover-lead{max-width:480px;color:var(--muted);margin:0;font-size:15px;line-height:1.9}.cover-copy{align-self:start}.cover-mark{place-self:end;width:100%;max-width:360px;margin:0}.cover-cats{isolation:isolate;justify-content:flex-end;align-items:flex-end;padding-top:24px;display:flex}.cover-cats .cover-cat{object-fit:contain;flex:none;width:39%;height:auto}.cover-cat+.cover-cat{margin-left:-9%}.cover-cat--black{transform:translateY(-8px)rotate(-9deg)}.cover-cat--white{z-index:1;transform:translateY(-24px)}.cover-cat--red{z-index:2;transform:rotate(8deg)}.cover-mark figcaption{text-align:right;font-family:var(--mono);letter-spacing:.13em;color:var(--muted);margin-top:24px;font-size:10px}.cover-toc{border:1px solid var(--line);background:var(--line);grid-template-columns:repeat(4,1fr);gap:1px;display:grid}.cover-toc a{background:var(--paper);align-items:baseline;gap:10px;padding:14px 16px;transition:background .15s;display:flex}.cover-toc a:hover{background:var(--paper-2)}.cover-toc a span{font-family:var(--mono);color:var(--red);font-size:10.5px;font-weight:700}.cover-toc a b{color:var(--ink);font-size:13px;font-weight:700}.cover-toc a em{color:var(--faint);text-overflow:ellipsis;white-space:nowrap;font-size:11px;font-style:normal;overflow:hidden}:root{--faint:#70747a}.manual-main>.chapter,.manual-main>.preface,.manual-main>.cover{margin-inline:auto}.chapter{padding-top:88px;padding-bottom:56px;scroll-margin-top:36px}.chapter-header{border-bottom:1px solid var(--ink);grid-template-columns:76px minmax(0,1fr);gap:28px;margin-bottom:48px;padding-bottom:32px;display:grid}.chapter-number{font:500 58px/1 var(--mono);letter-spacing:-.07em;color:var(--red)}.chapter-header h2{letter-spacing:-.045em;margin:0 0 20px;font-size:clamp(36px,4vw,52px);font-weight:700;line-height:1.15}.chapter-summary{color:var(--muted);max-width:640px;margin:0;font-size:16px;line-height:1.85}.chapter h3,.preface h2{letter-spacing:-.025em;font-weight:650;line-height:1.4}.chapter p{color:var(--muted);margin:0;font-size:15px;line-height:1.85}.chapter h4{margin:0 0 12px;font-size:20px;font-weight:650;line-height:1.5}.chapter .micro-label{color:var(--red);margin-bottom:18px;font-size:11px;line-height:1.5}.section-label,.chapter .section-label{color:var(--muted);font:500 11px/1.7 var(--mono);letter-spacing:.09em}.section-intro{margin:64px 0 28px}.section-intro h3{margin:10px 0 8px;font-size:28px}.section-intro>p:last-child:not(:first-child){max-width:660px}.index-no{color:var(--red);font:500 14px/1.5 var(--mono)}.chapter .caption{color:var(--faint);margin:18px 0 32px;font-size:12px;line-height:1.8}.chapter a:not(.next-chapter):not([download]):hover{color:var(--red)}.chapter .statement{letter-spacing:-.04em;margin:0 0 28px;font-size:clamp(30px,3.5vw,44px);line-height:1.4}.editorial-opening{grid-template-columns:180px minmax(0,1fr);gap:36px;margin:0 0 48px;display:grid}.editorial-opening>.section-label{padding-top:10px}.editorial-opening>div>p{max-width:610px}.mission-pair,.editorial-duo{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(2,minmax(0,1fr));gap:40px;padding:32px 0;display:grid}.mission-pair h3,.editorial-duo h3{margin:0 0 14px;font-size:23px}.editorial-duo h3{margin-top:16px}.editorial-duo .status{margin-top:24px}.principle-list{border-top:1px solid var(--line)}.principle-list article{border-bottom:1px solid var(--line);grid-template-columns:40px 110px minmax(0,1fr);gap:24px;padding:26px 0;display:grid}.principle-list h3{margin:0;font-size:22px}.principle-list strong{margin-bottom:6px;font-size:16px;display:block}.position-statement{background:var(--paper-2);border-top:3px solid var(--ink);grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:16px 40px;padding:40px;display:grid}.position-statement .micro-label{grid-column:1/-1}.position-statement h3{margin:0;font-size:clamp(32px,4vw,48px);line-height:1.45}.position-statement>p:last-child{align-self:end;padding-bottom:10px}.audience-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 40px;display:grid}.audience-grid article{border-top:1px solid var(--line);padding:28px 0 30px;position:relative}.audience-code{color:var(--red);font:500 16px var(--mono);display:block}.audience-grid h3{margin:16px 0;font-size:25px}.audience-grid strong{margin-bottom:8px;font-size:16px;display:block}.horizon-list article{border-top:1px solid var(--line);grid-template-columns:28px 70px minmax(0,1fr) auto;align-items:baseline;gap:20px;padding:26px 0;display:grid}.horizon-list h3{white-space:nowrap;margin:0;font-size:23px}.annotation{border-left:2px solid var(--red);margin:36px 0;padding:4px 0 4px 22px}.annotation strong{margin-bottom:10px;font-size:17px;display:block}.annotation a{border-bottom:1px solid var(--line);margin-top:16px;font-size:13px;display:inline-block}.method-lead{grid-template-columns:1fr 1fr;align-items:end;gap:48px;padding-bottom:44px;display:grid}.method-lead h3{margin:0;font-size:40px;line-height:1.4}.track-list{border-top:3px solid var(--ink)}.track-list>article{border-bottom:1px solid var(--line);grid-template-columns:180px minmax(0,1fr);gap:36px;padding:32px 0;display:grid}.track-name h3{margin:10px 0 0;font-size:25px}.track-output{border-top:1px solid var(--line);grid-template-columns:36px minmax(0,1fr);gap:10px;margin-top:18px;padding-top:14px;display:grid}.track-output span{color:var(--faint);padding-top:4px;font-size:11px}.track-output p{font-size:13px}.concept-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;display:grid}.concept-grid article{border-top:1px solid var(--ink);padding-top:22px}.concept-grid span{font:11px var(--mono);color:var(--faint)}.concept-grid h3{margin:16px 0 12px;font-size:22px}.benchmark-sheet{background:var(--paper-2);margin:44px 0;padding:32px}.benchmark-sheet h3{margin:0 0 12px;font-size:26px}.benchmark-sheet p{font-size:13px}.benchmark-pair{grid-template-columns:1fr 1fr;gap:24px;margin:28px 0;display:grid}.benchmark-pair article{border-top:1px solid var(--ink);padding-top:18px}.benchmark-pair span{color:var(--faint);font:12px var(--mono);display:block}.benchmark-pair strong{margin:12px 0 6px;font-size:20px;display:block}.benchmark-measures{border-top:1px solid var(--line);font:12px var(--mono);flex-wrap:wrap;gap:8px 20px;padding-top:20px;display:flex}.snapshot-heading{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:12px;margin:42px 0 22px;display:flex}.snapshot-heading h3{margin:0;font-size:24px}.snapshot-heading span{font:11px var(--mono);color:var(--faint)}.metric-grid{border-top:3px solid var(--ink);border-bottom:1px solid var(--line);grid-template-columns:repeat(4,minmax(0,1fr));display:grid}.metric-grid article{border-right:1px solid var(--line);padding:28px 20px}.metric-grid article:first-child{padding-left:0}.metric-grid article:last-child{border:0}.metric-grid strong{font:500 clamp(34px, 4vw, 54px) / 1.3 var(--mono);letter-spacing:-.06em}.metric-grid h3{margin:16px 0 0;font-size:16px}.metric-grid span{color:var(--faint);font-size:11px}.resource-ledger{border:1px solid var(--line);grid-template-columns:1fr 1fr;gap:24px 40px;padding:30px;display:grid}.resource-ledger>div strong{color:var(--ink);font:500 60px/1.2 var(--mono);letter-spacing:-.05em;display:block}.resource-ledger>div span{font-size:14px}.resource-ledger dl{margin:0}.resource-ledger dl div{border-bottom:1px solid var(--line);justify-content:space-between;padding:12px 0;font-size:14px;display:flex}.resource-ledger dd{font-family:var(--mono);margin:0}.resource-ledger>p{grid-column:1/-1;font-size:13px}.source-details{border-block:1px solid var(--line);margin:36px 0}.source-details summary{cursor:pointer;padding:20px 0;font-size:14px;font-weight:600}.source-details summary::marker{color:var(--red)}.source-details details[open]{padding-bottom:22px}.source-details p,.source-details li{color:var(--muted);font-size:13px;line-height:1.85}.source-details ul{padding-left:18px}.identity-manifesto{border-top:3px solid var(--ink);background:var(--paper-2);padding:36px 40px 40px;position:relative}.identity-manifesto h3{margin:24px 0;font-size:clamp(32px,4vw,48px);line-height:1.45}.identity-manifesto>span{font:11px var(--mono);color:var(--faint);letter-spacing:.12em}.signature-board{border:1px solid var(--line);grid-template-columns:1fr 1fr;display:grid}.signature-board>div{justify-content:center;align-items:center;gap:20px;padding:44px 20px;display:flex}.signature-board>div+div{border-left:1px solid var(--line)}.signature-board img{object-fit:contain;width:64px;height:64px}.signature-board strong{letter-spacing:-.04em;font-size:32px}.logo-guidelines{grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;margin:28px 0;display:grid}.logo-guidelines strong{color:var(--ink);margin-bottom:8px;display:block}.logo-guidelines p{font-size:13px}.cat-specimens{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;display:grid}.cat-specimen{background:var(--paper-2);padding:20px}.cat-specimen>span{font:11px var(--mono);color:var(--muted)}.cat-specimen img{width:min(160px,100%);height:auto;margin:24px auto}.cat-specimens h3{margin:22px 0 6px;font-size:24px}.cat-specimens strong{margin-bottom:12px;font-size:13px;display:block}.cat-specimens p{font-size:13px}.cat-specimens a{border-bottom:1px solid var(--line);margin-top:20px;padding-block:6px;font-size:12px;display:inline-block}.palette-strip{grid-template-columns:repeat(5,minmax(0,1fr));gap:16px;display:grid}.palette-strip article>div{border:1px solid var(--line);height:100px;margin-bottom:16px}.palette-strip strong{font-size:14px}.palette-strip code,.palette-strip span{font:11px/1.8 var(--mono);color:var(--muted);display:block}.palette-strip span{font-family:var(--sans)}.type-specimen{border-block:1px solid var(--line);grid-template-columns:1fr 1fr;gap:40px;margin-top:40px;padding:32px 0;display:grid}.type-specimen h3{margin:20px 0;font-size:36px}.type-specimen p{font-size:12px}.type-specimen dl{margin:0}.type-specimen dl div{border-bottom:1px solid var(--line);justify-content:space-between;gap:20px;padding:14px 0;font-size:13px;display:flex}.type-specimen dd{font:12px var(--mono);text-align:right;margin:0}.red-examples{grid-template-columns:repeat(5,minmax(0,1fr));gap:20px;display:grid}.red-examples article{flex-direction:column;justify-content:space-between;align-items:flex-start;gap:24px;min-height:100px;display:flex}.red-examples p{font-size:11px}.sample-rule{background:var(--red);width:72px;height:5px;margin-top:14px;display:block}.red-examples s{-webkit-text-decoration-color:var(--red);-webkit-text-decoration-color:var(--red);-webkit-text-decoration-color:var(--red);text-decoration-color:var(--red);text-decoration-thickness:2px}.sample-note{border-left:2px solid var(--red);padding-left:10px}.sample-number{font:500 32px/1 var(--mono);color:var(--red)}.writing-sample{background:var(--paper-2);grid-template-columns:1fr 1fr;gap:32px;padding:28px;display:grid}.writing-sample span{color:var(--muted);font-size:11px}.writing-sample h3{margin:14px 0;font-size:21px}.writing-sample p{font-size:13px}.usage-rules{border-top:1px solid var(--ink);margin:40px 0;padding-top:24px}.usage-rules h3{margin:0 0 18px;font-size:22px}.usage-rules ul{color:var(--muted);grid-template-columns:1fr 1fr;gap:12px 40px;padding-left:18px;font-size:13px;display:grid}.release-heading{border-bottom:1px solid var(--ink);grid-template-columns:1fr 1fr;gap:32px;padding:32px 0;display:grid}.release-heading>div>strong{font:500 56px/1.3 var(--mono);letter-spacing:-.06em;margin:14px 0;display:block}.release-heading>div:last-child{align-self:end}.release-heading>div:last-child strong{font-size:28px}.release-heading>div>span,.release-heading a{font-size:13px}.capability-list article{border-top:1px solid var(--line);grid-template-columns:150px minmax(0,1fr) 130px;align-items:start;gap:24px;padding:24px 0;display:grid}.capability-list h3{margin:0;font-size:18px}.capability-list p{font-size:14px}.capability-list a{margin-top:14px;font-size:12px;display:block}.capability-list>article>.status{justify-self:start}.timeline{margin:0;padding:0;list-style:none}.timeline li{border-top:1px solid var(--line);grid-template-columns:90px 1fr;gap:24px;padding:24px 0;display:grid}.timeline time{font:500 20px/1.5 var(--mono);color:var(--red)}.timeline h3{margin:0 0 8px;font-size:21px}.timeline p{font-size:14px}.governance-grid{grid-template-columns:1fr 1fr;gap:28px 40px;display:grid}.governance-grid article{border-top:1px solid var(--line);padding-top:24px}.governance-grid h3{margin:0 0 14px;font-size:22px}.manual-meta{grid-template-columns:1fr 1fr;gap:0 40px;margin:40px 0;display:grid}.manual-meta>div{border-bottom:1px solid var(--line);padding:18px 0}.manual-meta dt{color:var(--faint);font-size:11px}.manual-meta dd{margin:8px 0 0;font-size:15px}.contact-opening{padding:12px 0 44px}.contact-opening h3{margin:20px 0 28px;font-size:clamp(32px,4vw,48px);line-height:1.4}.contact-opening a{border-bottom:1px solid var(--ink);overflow-wrap:anywhere;font-size:clamp(17px,2.3vw,26px)}.contact-topics{grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;display:grid}.contact-topics article{border-top:1px solid var(--line);padding-top:22px}.contact-topics span{font:11px var(--mono);color:var(--faint)}.contact-topics h3{margin:18px 0 12px;font-size:20px}.contact-topics p{font-size:13px}.book-end{border-top:4px solid var(--red);margin-top:72px;padding-top:40px}.book-end>div{align-items:center;gap:12px;display:flex}.book-end .wordmark{font-size:28px}.book-end>p{margin:16px 0 28px}.book-end nav{flex-wrap:wrap;gap:24px;margin-bottom:32px;font-size:13px;display:flex}.book-end small{color:var(--faint);font-size:11px;display:block}.next-chapter{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:16px;margin-top:56px;padding-top:22px;display:flex}.next-chapter>span{color:var(--faint);font:11px/1.6 var(--mono)}.next-chapter strong{font:650 19px/1.5 var(--sans);color:var(--ink);margin-top:4px;display:block}.next-chapter>span[aria-hidden]{color:var(--red);font-size:22px}.next-chapter:hover strong{color:var(--red)}.preface{border-top:1px solid var(--line);max-width:calc(var(--content-w) + 112px);grid-template-columns:76px minmax(0,1fr);gap:28px;padding:72px 56px 64px;display:grid}.preface-index{font:500 40px/1 var(--mono);color:var(--red)}.preface h2{margin:0 0 20px;font-size:32px}.reading-routes{grid-column:2;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;display:grid}.reading-routes a{border-top:1px solid var(--ink);padding:20px 0}.reading-routes a>span,.reading-routes small{color:var(--muted);font-size:12px;display:block}.reading-routes strong{margin:6px 0 12px;font-size:16px;display:block}.reading-routes strong span{color:var(--red)}.reading-routes small{font-family:var(--mono)}.status-legend{grid-column:2;grid-template-columns:1fr 1fr;gap:14px 20px;margin-top:12px;display:grid}.status-legend>div{align-items:start;gap:10px;display:flex}.status-legend>div>span:last-child{color:var(--muted);font-size:11px;line-height:1.8}.source-note{color:var(--faint);grid-column:2;margin:12px 0 0;font-size:12px;line-height:1.8}.skip-link{z-index:120;border:2px solid var(--ink);background:#fff;padding:10px 16px;position:fixed;top:-80px;left:20px}.skip-link:focus{top:12px}@media (width>=1600px){.chapter{padding-top:104px}}@media (width<=1180px){.manual-main>section{padding-inline:36px}.chapter,.preface,.cover{max-width:calc(var(--content-w) + 72px)}.editorial-opening,.track-list>article{grid-template-columns:140px minmax(0,1fr);gap:28px}.capability-list article{grid-template-columns:120px minmax(0,1fr)}.capability-list article>div,.capability-list article>.status{grid-column:2}.signature-board strong{font-size:27px}.signature-board img{width:48px;height:48px}}@media (width<=1023px){.manual-rail{display:none}.mobile-bar{display:flex}.manual-main{margin-left:0}.cover{min-height:0;padding-top:40px}.cover-content{grid-template-columns:1fr;gap:40px;min-height:0;padding:56px 0 36px}.cover-mark{max-width:300px}.cover-toc{grid-template-columns:repeat(4,minmax(0,1fr))}.cover-toc a em{display:none}.chapter{padding-top:64px;scroll-margin-top:76px}.chapter-header{grid-template-columns:60px minmax(0,1fr)}.chapter-number{font-size:46px}.palette-strip{gap:12px}}@media (width<=640px){.manual-main>section{padding-inline:20px}.cover{padding-top:32px;padding-bottom:32px}.cover-content{gap:36px;padding:44px 0 32px}.cover h1{font-size:clamp(36px,11vw,52px)}.cover-mark{max-width:240px}.cover-toc{grid-template-columns:1fr 1fr}.cover-toc a{padding:13px 12px}.chapter{padding-top:48px;padding-bottom:36px}.chapter-header{grid-template-columns:44px minmax(0,1fr);gap:16px;margin-bottom:32px;padding-bottom:24px}.chapter-number{font-size:36px}.chapter-header h2{margin-bottom:14px;font-size:32px}.chapter-summary{font-size:14px}.eyebrow{letter-spacing:.08em;font-size:9px}.chapter .statement{font-size:30px}.section-intro{margin-top:44px}.section-intro h3{font-size:24px}.editorial-opening,.mission-pair,.editorial-duo,.method-lead,.position-statement,.type-specimen,.release-heading{grid-template-columns:1fr;gap:24px}.position-statement,.identity-manifesto{padding:24px}.position-statement h3,.identity-manifesto h3{font-size:34px}.principle-list article{grid-template-columns:28px minmax(0,1fr);gap:12px}.principle-list article>div{grid-column:2}.audience-grid{grid-template-columns:1fr}.audience-grid article{padding:24px 0}.audience-code{float:right}.audience-grid h3{margin-top:0}.horizon-list article{grid-template-columns:24px minmax(0,1fr);gap:14px}.horizon-list p,.horizon-list .status{grid-column:2}.horizon-list .status{justify-self:start}.method-lead h3{font-size:32px}.track-list>article{grid-template-columns:1fr;gap:20px}.track-name{align-items:baseline;gap:16px;display:flex}.track-name h3{margin:0}.concept-grid,.logo-guidelines,.cat-specimens,.writing-sample,.governance-grid,.contact-topics{grid-template-columns:1fr;gap:28px}.concept-grid article{padding-top:18px}.concept-grid h3{margin:12px 0}.benchmark-sheet{padding:22px}.benchmark-pair{grid-template-columns:1fr}.benchmark-sheet h3{font-size:23px}.metric-grid{grid-template-columns:1fr 1fr}.metric-grid article{border-bottom:1px solid var(--line);padding:24px 16px}.metric-grid article:nth-child(odd){padding-left:0}.metric-grid article:nth-child(2n){border-right:0}.metric-grid strong{font-size:42px}.resource-ledger{grid-template-columns:1fr;padding:22px}.signature-board{grid-template-columns:1fr}.signature-board>div{padding:30px 20px}.signature-board>div+div{border-left:0;border-top:1px solid var(--line)}.signature-board strong{font-size:30px}.cat-specimens article{grid-template-columns:110px minmax(0,1fr);align-items:start;gap:8px 20px;display:grid}.cat-specimen{grid-row:1/5;padding:12px}.cat-specimen img{margin:18px auto}.cat-specimens h3{margin:0;font-size:22px}.cat-specimens strong{margin:0}.cat-specimens p,.cat-specimens a{grid-column:2}.cat-specimens a{justify-self:start;margin-top:0}.palette-strip{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px 12px}.palette-strip article>div{height:70px}.type-specimen h3{font-size:32px}.red-examples{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.red-examples article{min-height:90px}.writing-sample{padding:22px}.usage-rules ul{grid-template-columns:1fr}.capability-list article{grid-template-columns:1fr;gap:12px}.capability-list article>div,.capability-list article>.status{grid-column:1}.capability-list article>div{flex-wrap:wrap;align-items:baseline;gap:16px;display:flex}.capability-list a{margin-top:0}.timeline li{grid-template-columns:62px minmax(0,1fr);gap:16px}.timeline time{font-size:16px}.timeline h3{font-size:19px}.manual-meta{grid-template-columns:1fr}.preface{grid-template-columns:1fr;gap:20px;padding-block:48px}.preface-index{font-size:30px}.preface h2{font-size:28px}.reading-routes,.status-legend,.source-note{grid-column:1}.reading-routes{grid-template-columns:1fr;gap:0}.reading-routes a{grid-template-columns:1fr auto;padding:16px 0;display:grid}.reading-routes a>span{grid-column:1/-1}.reading-routes strong{margin:4px 0 0}.status-legend{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition:none!important}}@media print{.manual-rail,.mobile-bar,.mobile-menu,.reading-progress,.next-chapter,.skip-link{display:none!important}.manual-main{margin:0}.manual-main>section{max-width:none;padding:24px}.chapter{break-before:page}.chapter-header,.cat-specimens article,.metric-grid,.timeline li{break-inside:avoid}.cover{min-height:90vh}}
