/*! 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)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial}}}@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{.visible{visibility:visible}.relative{position:relative}.static{position:static}.start{inset-inline-start:var(--spacing)}.hidden{display:none}.table{display:table}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}}:root{--navy:#2b1b47;--navy-deep:#1b1030;--navy-card:#35245a;--blue:#7c3aed;--blue-dark:#6a2fd0;--sky:#c4b5fd;--warm:#f5f5f0;--paper:#fff;--ink:#18191e;--muted:#6b6480;--line:#e2deea;--green:#338467;--amber:#b88a2a;--display:"SF Pro Display", "SF Pro Text", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;--sans:"Manrope", "SF Pro Display", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--navy-deep)}body{background:var(--warm);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;margin:0}a{color:inherit;text-decoration:none}button{font:inherit}img{max-width:100%;display:block}::selection{background:var(--sky);color:var(--navy)}.reading-progress{z-index:100;background:linear-gradient(90deg, var(--blue), var(--sky));height:3px;transition:width .12s linear;position:fixed;top:0;left:0}.manual-shell{min-height:100vh}.manual-rail{z-index:30;width:272px;color:var(--ink);background:#f0eaf9;border-right:1px solid #7c3aed24;flex-direction:column;padding:32px 24px 22px;display:flex;position:fixed;inset:0 auto 0 0}.rail-brand{border-bottom:1px solid #7c3aed29;align-items:center;gap:12px;padding-bottom:24px;display:flex}.rail-brand img{width:44px;height:44px}.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:#6b6480;font-size:11px}.manual-rail nav{flex-direction:column;flex:1;justify-content:center;gap:3px;margin:20px 0;display:flex}.manual-rail nav a{color:#44465a;border-radius:10px;grid-template-columns:26px 40px minmax(0,1fr);align-items:center;min-height:40px;padding:7px 10px;transition:background .16s,color .16s;display:grid}.manual-rail nav a:hover,.manual-rail nav a:focus-visible{color:var(--ink);background:#7c3aed1a;outline:none}.manual-rail nav a.active{color:var(--ink);background:#7c3aed29}.manual-rail nav a span{letter-spacing:.12em;font-size:10px}.manual-rail nav a b{color:var(--blue);font-size:12px}.manual-rail nav a em{text-overflow:ellipsis;white-space:nowrap;font-size:12px;font-style:normal;font-weight:500;overflow:hidden}.rail-footer{color:#6b6480;letter-spacing:.12em;justify-content:space-between;font-size:9px;display:flex}.rail-links{gap:6px;margin-bottom:16px;display:grid}.rail-links a{min-height:34px;color:var(--blue);border:1px solid #7c3aed2e;border-radius:9px;justify-content:space-between;align-items:center;padding:8px 10px;font-size:10px;font-weight:700;display:flex}.rail-links a:hover,.rail-links a:focus-visible{color:var(--ink);border-color:#7c3aed73;outline:none}.manual-main{background:radial-gradient(circle at 70% 20%, #12372a0a, transparent 28%), var(--warm);margin-left:272px}.mobile-bar,.mobile-menu{display:none}.cover{min-height:100vh;color:var(--ink);background:linear-gradient(115deg,#f9f5fe 0%,#f0eaf9 40%,#e5daf7 100%),radial-gradient(circle at 78% 34%,#7c3aed29,#0000 46%),#f0eaf9;flex-direction:column;justify-content:space-between;padding:48px clamp(40px,7vw,112px);display:flex;position:relative;overflow:hidden}@media (width>=1301px){.cover{background:linear-gradient(115deg,#f9f5fe 0%,#f0eaf9 40%,#e5daf7 100%),radial-gradient(circle at 78% 34%,#7c3aed2b,#0000 48%),#f0eaf9}}@media (width>=1081px) and (width<=1300px){.cover{background:linear-gradient(115deg,#f9f5fe 0%,#f0eaf9 40%,#e5daf7 100%),radial-gradient(circle at 74% 30%,#7c3aed26,#0000 44%),#f0eaf9}}.cover-top,.cover-foot{z-index:2;justify-content:space-between;align-items:flex-start;display:flex;position:relative}.cover-logo{width:64px;height:64px}.edition{color:#6b6480;letter-spacing:.16em;flex-direction:column;align-items:flex-end;gap:4px;font-size:10px;display:flex}.edition b{color:var(--ink);font-size:12px}.cover-content{z-index:2;max-width:820px;padding:72px 0 96px;position:relative}.cover-kicker,.eyebrow,.micro-label{color:var(--blue);letter-spacing:.22em;text-transform:uppercase;margin:0 0 18px;font-size:11px;font-weight:800}.cover-kicker{color:var(--blue)}.cover h1{max-width:810px;font-family:var(--display);letter-spacing:-.055em;margin:0;font-size:clamp(52px,7vw,106px);font-weight:800;line-height:1.03}.cover h1 em{color:var(--blue);font-style:normal}.cover-content>p:last-child{color:#44465a;max-width:680px;margin:40px 0 0;font-size:clamp(14px,1.4vw,18px);line-height:1.9}.cover-foot{color:#6b6480;letter-spacing:.16em;border-top:1px solid #7c3aed2e;align-items:center;padding-top:22px;font-size:10px}.cover-art{z-index:1;pointer-events:none;width:clamp(220px,24vw,400px);position:absolute;bottom:11%;right:clamp(20px,4.5vw,84px)}.cover-route{z-index:1;border-top:3px dashed #7c3aed66;border-radius:50%;width:32vw;height:20vw;position:absolute;bottom:13%;right:4vw;transform:rotate(-10deg)}.cover-route i{background:var(--blue);border:3px solid #f9f5fe;border-radius:50%;width:11px;height:11px;position:absolute}.cover-route i:first-child{top:-7px;left:8%}.cover-route i:nth-child(2){top:5%;left:52%}.cover-route i:nth-child(3){top:28%;right:1%}.preface,.chapter{max-width:1240px;margin:0 auto;padding:120px clamp(40px,7vw,104px)}.chapter>*+*{margin-top:72px}.preface{grid-template-columns:92px minmax(0,1.25fr) minmax(280px,.75fr);align-items:start;gap:28px 48px;min-height:72vh;padding-top:150px;padding-bottom:150px;display:grid}.preface-index{color:var(--blue);letter-spacing:-.08em;font-size:58px;font-weight:900}.preface h2,.chapter-header h2{color:var(--navy);font-family:var(--display);letter-spacing:-.05em;margin:0;font-size:clamp(42px,5vw,74px);font-weight:800;line-height:1.08}.lead{color:#526a5e;max-width:720px;margin:28px 0 0;font-size:clamp(17px,1.8vw,22px);line-height:1.9}.status-legend{border:1px solid var(--line);background:#ffffffa8;border-radius:18px;flex-direction:column;gap:12px;padding:26px;display:flex}.status-legend>div{grid-template-columns:70px 1fr;align-items:center;gap:10px;display:grid}.status-legend>div>span:last-child{color:var(--muted);font-size:11px;line-height:1.5}.status{border-radius:999px;justify-content:center;align-items:center;width:fit-content;padding:5px 8px;font-size:10px;font-style:normal;font-weight:800;line-height:1;display:inline-flex}.status--confirmed{color:var(--blue-dark);background:#e4ece6}.status--live{color:#246f58;background:#e1f3ed}.status--testing{color:#7d5423;background:#f3ece0}.status--future{color:#646f68;background:#edf0ec}.source-note{border-top:1px solid var(--line);color:#7b8a82;grid-column:2/-1;margin:30px 0 0;padding-top:24px;font-size:12px;line-height:1.7}.chapter{border-top:1px solid var(--line);scroll-margin-top:28px}.chapter-header{grid-template-columns:94px minmax(0,1fr);gap:32px;margin-bottom:76px;display:grid}.chapter-number{color:var(--blue);letter-spacing:-.08em;font-size:58px;font-weight:900;line-height:1}.chapter-summary{max-width:720px;color:var(--muted);margin:24px 0 0;font-size:17px;line-height:1.8}.origin-quote{border-left:4px solid var(--sky);max-width:940px;color:var(--navy);font-family:var(--display);margin:0 0 72px;padding:12px 0 12px 38px;font-size:clamp(26px,3.2vw,46px);font-weight:700;line-height:1.55}.three-columns,.channel-grid,.carrier-grid,.revenue-layers{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}.three-columns article,.channel-grid article,.carrier-grid article,.revenue-layers article{border:1px solid var(--line);background:#ffffffb3;border-radius:20px;min-height:240px;padding:30px}.three-columns h3,.channel-grid h3,.carrier-grid h3,.revenue-layers h3{color:var(--navy);letter-spacing:-.02em;margin:0 0 12px;font-size:21px}.three-columns p:last-child,.channel-grid p:last-child,.carrier-grid p:last-child,.revenue-layers p{color:var(--muted);margin:0;font-size:14px;line-height:1.8}.values-grid{border:1px solid var(--line);background:var(--line);border-radius:20px;grid-template-columns:repeat(2,1fr);gap:1px;margin-top:72px;display:grid;overflow:hidden}.values-grid article{background:var(--paper);min-height:190px;padding:30px}.values-grid article>span,.journey article>span,.voice-scale article>span,.logo-anatomy article>span{color:var(--blue);letter-spacing:.15em;font-size:11px;font-weight:800}.values-grid h3,.journey h3,.voice-scale h3,.logo-anatomy h3{color:var(--navy);margin:42px 0 8px;font-size:20px}.values-grid p,.journey p,.voice-scale p,.logo-anatomy p{color:var(--muted);margin:0;font-size:13px;line-height:1.75}.next-chapter{border-top:1px solid var(--line);color:var(--muted);letter-spacing:.12em;text-transform:uppercase;justify-content:space-between;align-items:center;margin-top:96px;padding:26px 0 0;font-size:11px;display:flex}.next-chapter span:first-child{flex-direction:column;gap:7px;display:flex}.next-chapter strong{color:var(--navy);letter-spacing:0;text-transform:none;font-size:18px}.next-chapter>span:last-child{color:var(--blue);font-size:28px;transition:transform .16s}.next-chapter:hover>span:last-child{transform:translate(8px)}.position-statement{background:var(--navy);color:#fff;border-radius:26px;padding:clamp(32px,5vw,64px);position:relative;overflow:hidden}.position-statement:after{content:"";border:70px solid #9cc9b41f;border-radius:50%;width:420px;height:420px;position:absolute;bottom:-180px;right:-80px}.position-statement>p{color:var(--sky);letter-spacing:.18em;margin:0 0 24px;font-size:11px;font-weight:800}.position-statement h3{z-index:1;max-width:850px;font-family:var(--display);margin:0 0 34px;font-size:clamp(28px,4vw,52px);font-weight:600;line-height:1.45;position:relative}.position-statement h3 em{color:var(--sky);font-style:normal}.brand-layers{grid-template-columns:1.25fr 1fr 1fr;gap:16px;margin-top:22px;display:grid}.layer{border:1px solid var(--line);background:#fff;border-radius:20px;min-height:250px;padding:30px}.layer--core{background:#e7f0ea}.layer>span,.carrier-grid article>span,.revenue-layers article>span{color:var(--blue);letter-spacing:.16em;font-size:10px;font-weight:800}.layer h3{max-width:260px;color:var(--navy);margin:72px 0 12px;font-size:22px}.layer p{color:var(--muted);margin:0;font-size:13px;line-height:1.75}.not-list,.do-dont{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:1fr 1fr;gap:56px;margin-top:80px;padding:44px 0;display:grid}.not-list ul,.do-dont ul,.partner-exchange ul{margin:0;padding:0;list-style:none}.not-list li,.do-dont li,.partner-exchange li{border-bottom:1px solid var(--line);color:#4f6359;padding:12px 0 12px 24px;font-size:14px;line-height:1.6;position:relative}.not-list li:before,.do-dont li:before,.partner-exchange li:before{color:var(--sky);content:"—";position:absolute;left:2px}.audience-map{grid-template-columns:1fr 1fr;gap:16px;display:grid}.audience-map article,.audience-center{border-radius:22px;min-height:220px;padding:28px}.audience-center{background:var(--navy);color:#fff;flex-direction:column;grid-column:1/-1;justify-content:center;align-items:center;min-height:280px;display:flex}.audience-center img{width:84px;height:84px;margin-bottom:20px}.audience-center strong{font-family:var(--display);font-size:34px}.audience-center span{color:#b9aed6;margin-top:6px;font-size:13px}.audience-map article{border:1px solid var(--line);background:#fff}.audience-map article>span{color:var(--blue);font-size:11px;font-weight:800}.audience-map h3{color:var(--navy);margin:44px 0 8px;font-size:24px}.audience-map p{color:var(--muted);margin:0;font-size:13px;line-height:1.75}.feature-panel{background:var(--navy-deep);color:#fff;border-radius:26px;grid-template-columns:1.15fr .85fr;align-items:center;gap:48px;margin-top:72px;padding:46px;display:grid;overflow:hidden}.feature-panel h3{max-width:560px;font-family:var(--display);margin:0 0 16px;font-size:clamp(30px,4vw,48px);line-height:1.35}.feature-panel p:not(.micro-label){color:#acc4b8;font-size:14px;line-height:1.8}.feature-panel img{object-fit:cover;object-position:top;border:1px solid #9cc9b440;border-radius:34px;justify-self:end;width:min(100%,330px);max-height:540px;box-shadow:0 30px 70px #00000059}.inline-statuses{flex-wrap:wrap;gap:8px;margin-top:28px;display:flex}.journey{border:1px solid var(--line);background:var(--line);border-radius:24px;grid-template-columns:repeat(3,1fr);gap:1px;display:grid;overflow:hidden}.journey article{background:#fff;min-height:220px;padding:30px}.product-matrix{border-top:2px solid var(--navy);margin-top:72px;overflow:hidden}.matrix-head,.matrix-row{border-bottom:1px solid var(--line);grid-template-columns:minmax(130px,.7fr) minmax(280px,1.8fr) minmax(100px,.5fr);align-items:center;gap:24px;min-height:72px;padding:0 18px;display:grid}.matrix-head{color:#89988f;letter-spacing:.14em;min-height:48px;font-size:10px;font-weight:800}.matrix-row strong{color:var(--navy)}.matrix-row span{color:var(--muted);font-size:13px}.matrix-row em{color:var(--blue);font-size:12px;font-style:normal;font-weight:800}.product-access{background:radial-gradient(circle at 86% 18%, #9cc9b43d, transparent 30%), var(--navy-deep);color:#fff;border-radius:26px;grid-template-columns:minmax(0,.9fr) minmax(360px,1.1fr);align-items:center;gap:clamp(34px,6vw,72px);margin-top:72px;padding:clamp(36px,5vw,64px);display:grid;overflow:hidden}.product-access__copy h3{max-width:520px;font-family:var(--display);letter-spacing:-.045em;margin:0;font-size:clamp(30px,4vw,50px);font-weight:800;line-height:1.18}.product-access__copy>p:not(.micro-label){color:#aec3b7;max-width:560px;margin:24px 0 0;font-size:13px;line-height:1.85}.product-access__actions{flex-wrap:wrap;gap:10px;margin-top:28px;display:flex}.product-access__actions a{color:#fff;border:1px solid #9cc9b461;border-radius:999px;justify-content:center;align-items:center;min-height:44px;padding:0 16px;font-size:11px;font-weight:800;display:inline-flex}.product-access__actions a:first-child{border-color:var(--sky);background:var(--sky);color:var(--navy-deep)}.product-access__screens{grid-template-columns:1fr 1fr;align-items:end;gap:16px;min-height:470px;display:grid}.product-access__screens img{object-fit:cover;object-position:top;border:1px solid #ffffff29;border-radius:30px;width:100%;height:430px;box-shadow:0 24px 54px #0000005c}.product-access__screens img:first-child{transform:translateY(34px)}.truth-panel,.evolution-rule{border-left:5px solid var(--blue);background:#efe9fb;margin-top:72px;padding:36px 42px}.truth-panel h3,.evolution-rule h3{color:var(--navy);margin:0 0 12px;font-size:24px}.truth-panel p:last-child{color:var(--muted);margin:0;font-size:14px;line-height:1.8}.os-overview{background:linear-gradient(135deg,#f7f3ff 0%,#fff 58%,#efe9fb 100%);border:1px solid #7c3aed2e;border-radius:28px;margin-top:72px;padding:clamp(28px,4vw,52px)}.os-overview__top{grid-template-columns:minmax(0,1.45fr) minmax(220px,.55fr);align-items:start;gap:42px;display:grid}.os-overview__top h3{max-width:760px;color:var(--navy);font-family:var(--display);margin:0 0 18px;font-size:clamp(26px,3.4vw,44px);line-height:1.3}.os-overview__top p:not(.micro-label){max-width:760px;color:var(--muted);margin:0 0 14px;font-size:14px;line-height:1.85}.os-definition{background:var(--navy);color:#fff;border-radius:20px;flex-direction:column;justify-content:space-between;min-height:220px;padding:24px;display:flex;box-shadow:0 18px 36px #2b1b4729}.os-definition>span,.os-flow__heading>span{color:var(--sky);letter-spacing:.16em;font-size:10px;font-weight:800}.os-definition strong{max-width:230px;font-family:var(--display);font-size:24px;line-height:1.35}.os-definition a{color:var(--sky);letter-spacing:.04em;border-top:1px solid #ffffff2e;justify-content:space-between;align-items:center;padding-top:14px;font-size:11px;font-weight:800;display:inline-flex}.os-definition a:hover{color:#fff}.os-flow{border:1px solid var(--line);background:#ffffffd1;border-radius:20px;margin-top:38px;padding:24px}.os-flow__heading{justify-content:space-between;align-items:baseline;gap:14px;margin-bottom:18px;display:flex}.os-flow__heading>span{color:var(--blue)}.os-flow__heading small{color:var(--muted);font-size:12px}.os-flow__track{grid-template-columns:repeat(4,minmax(0,1fr));gap:0;display:grid}.os-flow__step{align-items:center;min-width:0;display:flex}.os-flow__step article{border:1px solid var(--line);background:#fff;border-radius:14px;flex-direction:column;flex:1;justify-content:space-between;min-height:154px;padding:18px;display:flex}.os-flow__step article>span{color:var(--blue);font-size:10px;font-weight:900}.os-flow__step strong{color:var(--navy);font-size:16px}.os-flow__step p{color:var(--muted);margin:0;font-size:12px;line-height:1.55}.os-flow__step i{color:var(--blue);flex:none;padding:0 8px;font-size:20px;font-style:normal}.os-flow__return{border-top:1px dashed var(--line);color:var(--blue-dark);margin:16px 0 0;padding-top:14px;font-size:12px;font-weight:700}.os-principles{border:1px solid var(--line);background:var(--line);border-radius:18px;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:24px;display:grid;overflow:hidden}.os-principles article{background:#fff;min-height:190px;padding:22px}.os-principles article>span{color:var(--blue);font-size:10px;font-weight:900}.os-principles h4,.os-boundary h4{color:var(--navy);margin:34px 0 10px;font-size:17px}.os-principles p{color:var(--muted);margin:0;font-size:12px;line-height:1.7}.os-boundary{background:var(--navy);color:#fff;border-radius:18px;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-items:start;gap:30px;margin-top:24px;padding:26px;display:grid}.os-boundary .micro-label{color:var(--sky)}.os-boundary h4{color:#fff;font-family:var(--display);margin-top:12px;font-size:24px;line-height:1.35}.os-boundary ul{gap:10px;margin:0;padding:0;list-style:none;display:grid}.os-boundary li{color:#e9e0fb;border-bottom:1px solid #ffffff26;padding:11px 0 11px 22px;font-size:13px;line-height:1.5}.os-boundary li:before{color:var(--sky);content:"×";margin-left:-20px;font-size:18px;font-weight:700;position:absolute}.truth-note{border-left:5px solid var(--blue);background:#efe9fb;padding:36px 42px}.truth-note strong{color:var(--navy);font-family:var(--display);margin-bottom:12px;font-size:24px;display:block}.truth-note p{color:var(--muted);margin:0;font-size:14px;line-height:1.8}.passport-principle{background:var(--navy);color:#fff;border-radius:24px;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:24px;padding:44px;display:grid}.passport-principle div{text-align:center;flex-direction:column;gap:8px;display:flex}.passport-principle span{color:var(--sky);letter-spacing:.16em;font-size:10px;font-weight:800}.passport-principle strong{font-family:var(--display);font-size:clamp(22px,3vw,36px)}.passport-principle i{color:var(--sky);font-size:24px;font-style:normal}.passport-gallery{grid-template-columns:1fr 1fr;gap:22px;margin-top:28px;display:grid}.passport-gallery figure{border:1px solid var(--line);background:#fff;border-radius:22px;margin:0;overflow:hidden}.passport-gallery img{object-fit:cover;object-position:top;width:100%;height:640px}.passport-gallery figcaption{padding:24px}.passport-gallery figcaption span{color:var(--navy);font-size:16px;font-weight:800}.passport-gallery figcaption p{color:var(--muted);margin:8px 0 0;font-size:12px;line-height:1.7}.visa-state{grid-template-columns:1fr 180px 1fr;align-items:center;gap:22px;margin:80px 0;display:grid}.visa-state article{border:1px solid var(--line);background:#fff;border-radius:18px;padding:30px}.visa-state h3{color:var(--navy);margin:0 0 10px;font-size:24px}.visa-state article>p:last-child{color:var(--muted);margin:0;font-size:13px;line-height:1.7}.visa-line{justify-content:space-between;display:flex;position:relative}.visa-line:before{background:var(--sky);content:"";height:2px;position:absolute;top:50%;left:0;right:0}.visa-line span{border:3px solid var(--warm);background:var(--blue);border-radius:50%;width:12px;height:12px;position:relative}.carrier-grid article{min-height:220px}.carrier-grid h3,.revenue-layers h3{margin-top:64px}.experience-laws{grid-template-columns:1fr 1fr;gap:16px;display:grid}.experience-laws article{border:1px solid var(--line);background:#fff;border-radius:20px;grid-template-columns:48px 1fr;gap:20px;min-height:190px;padding:30px;display:grid}.experience-laws article>span{color:var(--sky);font-size:26px;font-weight:900}.experience-laws h3{color:var(--navy);margin:0 0 10px;font-size:20px}.experience-laws p{color:var(--muted);margin:0;font-size:13px;line-height:1.75}.privacy-band{background:var(--navy-deep);color:#fff;border-radius:24px;grid-template-columns:92px 1fr;align-items:center;gap:28px;margin-top:72px;padding:42px;display:grid}.privacy-mark{width:80px;height:80px;color:var(--sky);border:1px solid #9cc9b459;border-radius:50%;place-items:center;font-size:32px;font-weight:900;display:grid}.privacy-band h3{margin:0 0 10px;font-size:24px}.privacy-band p:last-child{color:#acc4b8;margin:0;font-size:13px;line-height:1.8}.flywheel{align-items:stretch;padding-bottom:8px;display:flex;overflow-x:auto}.flywheel>div{flex:1 0 146px;align-items:center;display:flex}.flywheel article{border:1px solid var(--line);background:#fff;border-radius:18px;flex-direction:column;justify-content:space-between;width:100%;min-height:140px;padding:22px;display:flex}.flywheel article span{color:var(--blue);font-size:10px;font-weight:900}.flywheel article strong{color:var(--navy);font-size:15px;line-height:1.4}.flywheel i{color:var(--sky);padding:0 7px;font-style:normal}.channel-grid{margin-top:64px}.merch-rule{background:#e7f0ea;border-radius:24px;grid-template-columns:1.15fr .85fr;align-items:center;gap:48px;margin-top:72px;padding:42px;display:grid}.merch-rule h3{color:var(--navy);margin:0 0 12px;font-size:26px}.merch-rule p:last-child{color:var(--muted);margin:0;font-size:14px;line-height:1.8}.merch-gates{grid-template-columns:1fr 1fr;gap:8px;display:grid}.merch-gates span{min-height:74px;color:var(--navy);text-align:center;background:#fff;border:1px solid #12372a26;border-radius:12px;place-items:center;padding:12px;font-size:12px;font-weight:800;display:grid}.partner-exchange{grid-template-columns:1fr auto 1fr;align-items:center;gap:26px;display:grid}.partner-exchange article{border:1px solid var(--line);background:#fff;border-radius:20px;padding:34px}.partner-exchange h3{color:var(--navy);margin:0 0 24px;font-size:26px}.exchange-mark{color:var(--sky);font-size:34px}.revenue-layers{margin-top:64px}.revenue-layers article{position:relative}.revenue-layers .status{position:absolute;bottom:24px;right:24px}.ethics-note{border-top:2px solid var(--navy);border-bottom:1px solid var(--line);grid-template-columns:150px 1fr;gap:24px;margin-top:64px;padding:28px 0;display:grid}.ethics-note strong{color:var(--navy)}.ethics-note p{color:var(--muted);margin:0;font-size:13px;line-height:1.8}.logo-stage{border:1px solid var(--line);border-radius:24px;grid-template-columns:1fr 1fr;display:grid;overflow:hidden}.logo-stage>div{flex-direction:column;justify-content:center;align-items:center;gap:34px;min-height:360px;display:flex}.logo-stage img{width:150px;height:150px}.logo-stage span{letter-spacing:.1em;font-size:11px}.logo-stage__light{background:var(--warm);color:var(--muted)}.logo-stage__dark{background:var(--navy-deep);color:#b9aed6}.logo-anatomy{grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px;display:grid}.logo-anatomy article{border:1px solid var(--line);background:#fff;border-radius:18px;min-height:210px;padding:28px}.logo-anatomy article>span{color:var(--sky);font-size:36px;display:block}.logo-anatomy h3{margin-top:38px}.palette{grid-template-columns:1fr 1fr;gap:14px;margin-top:72px;display:grid}.palette article{border:1px solid var(--line);background:#fff;border-radius:16px;grid-template-columns:86px 1fr;align-items:center;gap:18px;padding:12px;display:grid}.palette article>span{border:1px solid #12372a14;border-radius:12px;width:86px;height:86px}.palette article div{grid-template-columns:1fr auto;gap:4px 12px;display:grid}.palette strong{color:var(--navy);font-size:14px}.palette code{color:var(--blue);font-size:11px}.palette p{color:var(--muted);grid-column:1/-1;margin:0;font-size:11px}.type-system{grid-template-columns:1fr 1fr;gap:16px;margin-top:72px;display:grid}.type-system>div{border:1px solid var(--line);background:#fff;border-radius:20px;min-height:230px;padding:34px}.type-sample{color:var(--navy);margin:18px 0 54px;font-size:clamp(28px,3vw,42px)}.type-sample--product{font-family:var(--sans);font-weight:800}.type-sample--editorial{font-family:var(--display);font-weight:700}.type-system span{color:var(--muted);font-size:11px}.voice-scale{border:1px solid var(--line);background:var(--line);border-radius:22px;grid-template-columns:repeat(4,1fr);gap:1px;display:grid;overflow:hidden}.voice-scale article{background:#fff;min-height:240px;padding:26px}.voice-scale h3{margin-top:72px}.copy-example{grid-template-columns:1.5fr .5fr;gap:18px;margin-top:72px;display:grid}.copy-example>div{border-radius:20px;padding:36px}.copy-example>div:first-child{background:var(--navy);color:#fff}.copy-example>div:last-child{border:1px solid var(--line);background:#fff}.copy-example blockquote{font-family:var(--display);margin:0;font-size:clamp(19px,2vw,28px);line-height:1.65}.copy-example>div:last-child blockquote{color:#845a44;text-decoration:line-through;text-decoration-thickness:1px}.editorial-figure{border:1px solid var(--line);background:#fff;border-radius:22px;grid-template-columns:1.2fr .8fr;margin:72px 0 0;display:grid;overflow:hidden}.editorial-preview{background:linear-gradient(135deg,#0b241bf0,#12372ae6),radial-gradient(circle at 75% 18%,#9cc9b447,#0000 32%);grid-template-columns:1fr 1fr;gap:12px;min-height:440px;padding:34px;display:grid}.editorial-preview article{color:#fff;border:1px solid #9cc9b447;border-radius:16px;flex-direction:column;justify-content:space-between;padding:22px;display:flex}.editorial-preview article:first-child{background:#9cc9b41a;grid-row:span 2}.editorial-preview span{color:var(--sky);letter-spacing:.16em;font-size:9px;font-weight:800}.editorial-preview strong{max-width:220px;font-family:var(--display);font-size:clamp(24px,3vw,38px);line-height:1.25}.editorial-preview i{color:#acc4b8;font-size:11px;font-style:normal}.editorial-figure figcaption{flex-direction:column;justify-content:flex-end;padding:36px;display:flex}.editorial-figure figcaption strong{color:var(--navy);font-size:24px}.editorial-figure p{color:var(--muted);margin:14px 0 0;font-size:13px;line-height:1.8}.timeline{flex-direction:column;gap:8px;display:flex}.decision-card{border:1px solid var(--line);background:#fff;border-radius:12px;overflow:hidden}.decision-card>summary{cursor:pointer;align-items:baseline;gap:16px;padding:14px 18px;list-style:none;display:flex}.decision-card>summary::-webkit-details-marker{display:none}.decision-card>summary:hover{background:var(--warm)}.decision-card .decision-note{min-width:92px;color:var(--blue);letter-spacing:.08em;font-variant-numeric:tabular-nums;flex-shrink:0;margin:0;font-size:10px;font-weight:800}.decision-card>summary strong{color:var(--navy);letter-spacing:-.01em;flex:1;font-size:14px}.decision-card>summary i{border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);flex-shrink:0;width:7px;height:7px;transition:transform .15s;transform:rotate(45deg)}.decision-card[open]>summary i{transform:rotate(-135deg)}.timeline-toggle{border:1px dashed var(--line);width:100%;color:var(--blue);letter-spacing:.02em;cursor:pointer;background:0 0;border-radius:12px;margin-top:12px;padding:11px 16px;font-size:12px;font-weight:700}.timeline-toggle:hover{background:var(--warm)}.reports-block{border:1px solid var(--line);border-top:4px solid var(--navy);background:var(--paper);padding:40px 44px 44px}.reports-masthead{border-bottom:1px solid var(--navy);justify-content:space-between;align-items:baseline;gap:16px;padding-bottom:14px;display:flex}.reports-masthead .micro-label{margin:0}.reports-masthead>span{color:var(--muted);letter-spacing:.14em;text-transform:uppercase;flex-shrink:0;font-size:10px;font-weight:700}.reports-title{max-width:22em;color:var(--navy);font-family:var(--display);letter-spacing:-.02em;margin:20px 0 0;font-size:30px;font-weight:700;line-height:1.3}.reports-empty{color:var(--muted);margin:24px 0 0;font-size:13px}.report-feature{border-top:1px solid var(--line);grid-template-columns:150px minmax(0,1fr);gap:40px;margin-top:32px;padding-top:32px;text-decoration:none;display:grid}.report-issue{border-right:1px solid var(--line);flex-direction:column;align-items:flex-start;padding-right:36px;display:flex}.report-issue__label{color:var(--muted);letter-spacing:.24em;font-size:10px;font-weight:800}.report-issue__no{color:var(--navy);font-family:var(--display);letter-spacing:-.04em;margin-top:2px;font-size:64px;font-weight:700;line-height:1}.report-issue__month{color:var(--ink);margin-top:12px;font-size:13px;font-weight:700}.report-issue__kicker{background:var(--navy);color:var(--paper);letter-spacing:.1em;margin-top:10px;padding:3px 10px;font-size:10px;font-weight:800}.report-cover{display:block}.report-cover__title{color:var(--navy);font-family:var(--display);letter-spacing:-.02em;font-size:26px;font-weight:700;line-height:1.35;display:block}.report-cover__lead{max-width:46em;color:var(--muted);margin-top:12px;font-size:14px;line-height:1.85;display:block}.report-figures{border-top:1px solid var(--line);flex-wrap:wrap;gap:0 40px;margin-top:24px;padding-top:20px;display:flex}.report-figure{flex-direction:column;display:flex}.report-figure b{color:var(--blue);font-family:var(--display);letter-spacing:-.03em;font-size:30px;font-weight:700;line-height:1.1}.report-figure small{color:var(--muted);letter-spacing:.04em;margin-top:6px;font-size:11px;font-weight:700}.report-read{border-bottom:2px solid var(--blue);color:var(--blue);letter-spacing:.02em;margin-top:24px;padding-bottom:3px;font-size:13px;font-weight:800;display:inline-block}.report-feature:hover .report-cover__title{color:var(--blue)}.report-archive{border-top:1px solid var(--navy);margin-top:36px;padding-top:20px}.report-archive__label{color:var(--muted);letter-spacing:.22em;text-transform:uppercase;margin:0 0 4px;font-size:10px;font-weight:800}.report-back-issue{border-bottom:1px solid var(--line);align-items:baseline;gap:20px;padding:14px 0;text-decoration:none;display:flex}.report-back-issue:hover .report-back-issue__title{color:var(--blue)}.report-back-issue__no{min-width:52px;color:var(--blue);letter-spacing:.06em;flex-shrink:0;font-size:11px;font-weight:800}.report-back-issue__month{min-width:92px;color:var(--muted);flex-shrink:0;font-size:12px;font-weight:700}.report-back-issue__title{min-width:0;color:var(--navy);flex:1;font-size:14px;font-weight:600}.report-back-issue__go{color:var(--blue);flex-shrink:0;font-size:13px;font-weight:800}@media (width<=780px){.reports-block{padding:28px 24px 32px}.reports-title{font-size:24px}.report-feature{grid-template-columns:minmax(0,1fr);gap:24px}.report-issue{border-right:none;border-bottom:1px solid var(--line);flex-direction:row;align-items:baseline;gap:14px;padding:0 0 16px}.report-issue__no{margin-top:0;font-size:40px}.report-issue__month,.report-issue__kicker{margin-top:0}.report-cover__title{font-size:21px}.report-figures{gap:20px 28px}.report-back-issue{flex-wrap:wrap;gap:4px 16px}.report-back-issue__go{display:none}}.decision-card>p{color:var(--muted);margin:0;padding:0 18px 16px 126px;font-size:13px;line-height:1.75}@media (width<=640px){.decision-card>summary{flex-wrap:wrap;gap:4px 12px}.decision-card>p{padding-left:18px}}.evolution-rule{border-left-color:var(--sky)}.evolution-rule h3{max-width:740px;font-family:var(--display);margin-bottom:0;font-size:clamp(25px,3vw,38px);line-height:1.5}.updates-principle{border:1px solid var(--line);background:var(--line);border-radius:20px;grid-template-columns:.7fr .8fr 1.8fr;gap:1px;display:grid;overflow:hidden}.updates-principle>div,.updates-principle>p{background:#fff;min-height:154px;margin:0;padding:24px}.updates-principle>div{flex-direction:column;justify-content:space-between;display:flex}.updates-principle>div>span{color:var(--muted);letter-spacing:.12em;font-size:10px}.updates-principle>div>strong{color:var(--navy);letter-spacing:-.03em;font-size:28px}.updates-principle>p{color:var(--muted);align-items:flex-end;font-size:13px;line-height:1.8;display:flex}.updates-year{grid-template-columns:auto 1fr auto;align-items:center;gap:18px;margin:64px 0 18px;display:grid}.updates-year span{color:var(--navy);letter-spacing:.12em;font-size:13px;font-weight:800}.updates-year i{background:var(--line);height:1px}.updates-year em{color:var(--muted);font-size:10px;font-style:normal}.version-records{border-top:2px solid var(--navy);margin-top:18px}.version-record{border-bottom:1px solid var(--line)}.version-record summary{cursor:pointer;grid-template-columns:128px minmax(0,1fr) 34px;align-items:center;gap:24px;min-height:142px;padding:24px 12px;list-style:none;display:grid}.version-record summary::-webkit-details-marker{display:none}.version-record summary:hover,.version-record summary:focus-visible{background:#12372a09;outline:none}.version-record__number{flex-direction:column;gap:8px;display:flex}.version-record__number strong{color:var(--navy);letter-spacing:-.03em;font-size:24px;font-weight:800}.version-record__number span{width:fit-content;color:var(--blue);letter-spacing:.08em;background:#12372a17;border-radius:999px;padding:4px 8px;font-size:9px;font-weight:800}.version-record__summary{flex-direction:column;gap:14px;display:flex}.version-record__summary>div{flex-wrap:wrap;gap:8px 20px;display:flex}.version-record__summary>div span{color:var(--muted);font-size:10px}.version-record__summary time{color:var(--navy);margin-left:5px;font-weight:800}.version-record__summary>strong{color:var(--navy);font-size:17px;line-height:1.6}.version-record__toggle{border:1px solid var(--line);border-radius:50%;width:30px;height:30px;position:relative}.version-record__toggle:before,.version-record__toggle:after{background:var(--blue);content:"";width:10px;height:1px;transition:transform .18s;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.version-record__toggle:after{transform:translate(-50%,-50%)rotate(90deg)}.version-record[open] .version-record__toggle:after{transform:translate(-50%,-50%)rotate(0)}.version-record__body{border-left:2px solid var(--sky);background:#fff;margin:0 12px 24px;padding:28px}.version-record__body-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding-bottom:18px;display:flex}.version-record__body-head span{color:var(--muted);font-size:10px}.version-updates{display:grid}.version-update{border-bottom:1px solid var(--line);grid-template-columns:112px minmax(0,1fr);gap:24px;padding:26px 0;display:grid}.version-update:last-child{border-bottom:0;padding-bottom:0}.version-update>time{color:var(--blue);letter-spacing:.08em;font-size:11px;font-weight:800}.version-update h3{color:var(--navy);margin:0;font-size:15px;line-height:1.6}.version-update ul{color:var(--muted);gap:8px;margin:14px 0 18px;padding-left:18px;font-size:11px;line-height:1.7;display:grid}.version-update p{color:var(--navy);gap:12px;margin:0;font-size:10px;font-weight:700;display:flex}.version-update p span{color:var(--muted);font-weight:500}.updates-note{color:var(--green);background:#33846714;border-radius:14px;margin:28px 0 0;padding:18px 20px;font-size:11px;font-weight:650;line-height:1.7}.source-stack{border-top:2px solid var(--navy);overflow:hidden}.product-sync{background:radial-gradient(circle at 86% 4%, #9cc9b42e, transparent 30%), var(--navy-deep);color:#fff;border-radius:24px;margin-bottom:72px;padding:clamp(26px,4vw,46px)}.product-sync__intro{grid-template-columns:minmax(260px,.8fr) minmax(320px,1.2fr);align-items:end;gap:36px;display:grid}.product-sync__intro h3{font-family:var(--display);margin:8px 0 0;font-size:clamp(28px,4vw,44px)}.product-sync__intro>p{color:#b9ccbf;margin:0;font-size:13px;line-height:1.85}.product-sync__versions{grid-template-columns:repeat(3,1fr);gap:12px;margin-top:34px;display:grid}.product-sync__versions article{background:#ffffff0a;border:1px solid #9cc9b42e;border-radius:16px;flex-direction:column;justify-content:space-between;align-items:flex-start;min-height:150px;padding:20px;display:flex}.product-sync__versions article>span{color:#a8bfb2;font-size:11px}.product-sync__versions strong{letter-spacing:-.03em;font-size:30px}.product-sync__flow{border:1px solid #9cc9b429;border-radius:14px;grid-template-columns:repeat(5,1fr);margin-top:22px;display:grid}.product-sync__flow span{color:#e4ece6;border-right:1px solid #9cc9b429;flex-direction:column;justify-content:space-between;min-height:70px;padding:13px;font-size:11px;display:flex;position:relative}.product-sync__flow span:last-child{border-right:0}.product-sync__flow b{color:var(--sky);letter-spacing:.12em;font-size:9px}.product-sync__questions{background:#9cc9b429;border-radius:14px;grid-template-columns:1fr 1fr;gap:1px;margin-top:22px;display:grid;overflow:hidden}.product-sync__questions article{background:#103026;padding:18px}.product-sync__questions strong{font-size:13px}.product-sync__questions p{color:#b9aed6;margin:8px 0 0;font-size:11px}.source-stack article{border-bottom:1px solid var(--line);grid-template-columns:42px 80px 150px 1fr;align-items:center;gap:18px;min-height:84px;padding:12px 16px;display:grid}.source-stack article>span,.source-stack em{color:var(--blue);letter-spacing:.12em;font-size:10px;font-style:normal;font-weight:800}.source-stack strong{color:var(--navy)}.source-stack p{color:var(--muted);margin:0;font-size:12px;line-height:1.6}.change-process{background:var(--navy);border-radius:22px;margin-top:72px;padding:38px}.change-process>div{grid-template-columns:repeat(6,1fr);gap:12px;display:grid}.change-process span{color:#fff;border:1px solid #9cc9b42e;border-radius:12px;flex-direction:column;justify-content:space-between;min-height:86px;padding:14px;font-size:11px;display:flex}.change-process b{color:var(--sky);font-size:10px}.manual-meta{border:1px solid var(--line);background:var(--line);border-radius:18px;grid-template-columns:1fr 1fr;gap:1px;margin-top:72px;display:grid;overflow:hidden}.manual-meta div{background:#fff;flex-direction:column;justify-content:space-between;min-height:100px;padding:24px;display:flex}.manual-meta span{color:var(--muted);letter-spacing:.12em;font-size:10px}.manual-meta strong{color:var(--navy);font-size:16px}.book-end{background:var(--navy-deep);color:#fff;text-align:center;border-radius:26px;flex-direction:column;justify-content:center;align-items:center;gap:30px;min-height:440px;margin-top:80px;display:flex}.book-end img{width:86px;height:86px}.book-end p{font-family:var(--display);margin:0;font-size:clamp(25px,3vw,38px);font-weight:800}.book-end__links{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.book-end__links a{min-height:40px;color:var(--sky);letter-spacing:.14em;border:1px solid #9cc9b43d;border-radius:999px;align-items:center;padding:0 14px;font-size:11px;display:inline-flex}@media (width<=1080px){.manual-rail{width:224px;padding-inline:18px}.manual-main{margin-left:224px}.manual-rail nav a{grid-template-columns:24px 34px 1fr}.preface,.chapter{padding-inline:48px}.three-columns,.channel-grid,.carrier-grid,.revenue-layers,.brand-layers{grid-template-columns:1fr}.three-columns article,.channel-grid article,.carrier-grid article,.revenue-layers article,.layer{min-height:190px}.layer h3,.carrier-grid h3,.revenue-layers h3{margin-top:44px}.voice-scale{grid-template-columns:1fr 1fr}.os-overview__top{grid-template-columns:1fr}.os-definition{min-height:180px}.os-principles{grid-template-columns:1fr 1fr}.os-boundary{grid-template-columns:1fr}.change-process>div{grid-template-columns:repeat(3,1fr)}}@media (width<=780px){.reading-progress{z-index:120}.manual-rail{display:none}.os-overview{padding:24px}.os-flow{padding:18px}.os-flow__heading{flex-direction:column;align-items:flex-start;gap:6px}.os-flow__track{grid-template-columns:1fr;gap:8px}.os-flow__step i{display:none}.os-flow__step article{min-height:124px}.os-principles{grid-template-columns:1fr}.mobile-bar{z-index:90;-webkit-backdrop-filter:blur(18px)saturate(160%);backdrop-filter:blur(18px)saturate(160%);background:#f4f0fadb;border-bottom:1px solid #7c3aed1f;justify-content:space-between;align-items:center;height:64px;padding:0 18px;display:flex;position:fixed;top:0;left:0;right:0}.mobile-brand{color:var(--navy);align-items:center;gap:9px;font-size:12px;font-weight:800;display:flex}.mobile-brand img{width:30px;height:30px}.menu-button{border:1px solid var(--line);color:var(--blue);background:#ffffffd6;border-radius:999px;padding:8px 11px;font-size:11px;font-weight:800}.mobile-menu{z-index:80;color:var(--ink);background:#f4f0fafa;padding:20px;display:block;position:fixed;inset:64px 0 0;overflow-y:auto}.mobile-menu nav{grid-template-columns:1fr 1fr;gap:8px;display:grid}.mobile-menu a{border:1px solid #7c3aed2e;border-radius:12px;flex-direction:column;justify-content:space-between;min-height:76px;padding:14px;display:flex}.mobile-menu span{color:var(--blue);font-size:10px}.mobile-menu strong{font-size:14px}.manual-main{margin-left:0}.cover{background:linear-gradient(#f9f5fe 0%,#f0eaf9 55%,#e5daf7 100%),radial-gradient(circle at 50% 20%,#7c3aed24,#0000 50%),#f0eaf9;min-height:100svh;padding:92px 24px 28px}.cover-art{display:none}.cover-logo{width:46px;height:46px}.cover-content{padding:54px 0}.cover h1{font-size:clamp(46px,14vw,68px)}.cover-content>p:last-child br{display:none}.cover-foot{align-items:flex-start;gap:20px;line-height:1.5}.cover-route{display:none}.preface,.chapter{padding:92px 22px}.preface{grid-template-columns:1fr}.preface-index,.chapter-number{font-size:42px}.source-note{grid-column:1}.chapter{scroll-margin-top:48px}.chapter-header{grid-template-columns:1fr;gap:18px;margin-bottom:52px}.chapter-header h2,.preface h2{font-size:45px}.origin-quote{padding-left:22px;font-size:26px}.values-grid,.audience-map,.journey,.experience-laws,.palette,.type-system,.voice-scale,.manual-meta{grid-template-columns:1fr}.audience-center{grid-column:1}.not-list,.do-dont,.feature-panel,.product-access,.merch-rule,.copy-example,.editorial-figure{grid-template-columns:1fr}.feature-panel{padding:30px 24px 0}.feature-panel img{border-radius:28px 28px 0 0;justify-self:center;width:76%;max-height:480px}.product-access{grid-template-columns:1fr;padding:34px 22px 0}.product-access__screens{gap:10px;min-height:390px}.product-access__screens img{border-radius:24px 24px 0 0;height:360px}.product-access__screens img:first-child{transform:translateY(28px)}.matrix-head{display:none}.matrix-row{grid-template-columns:1fr auto;gap:8px 14px;padding:18px 10px}.matrix-row span{grid-column:1/-1}.passport-principle{grid-template-columns:1fr;padding:32px}.passport-principle i{text-align:center;transform:rotate(90deg)}.passport-gallery{grid-template-columns:1fr}.passport-gallery img{height:540px}.visa-state{grid-template-columns:1fr}.visa-line{justify-self:center;width:110px;transform:rotate(90deg)}.privacy-band,.channel-grid,.partner-exchange{grid-template-columns:1fr}.exchange-mark{text-align:center;transform:rotate(90deg)}.logo-stage,.logo-anatomy{grid-template-columns:1fr}.logo-stage>div{min-height:280px}.source-stack article{grid-template-columns:38px 1fr;gap:8px 14px;padding:18px 10px}.updates-principle{grid-template-columns:1fr}.updates-principle>div,.updates-principle>p{min-height:120px}.version-record summary{grid-template-columns:1fr 34px;gap:12px;padding:20px 8px}.version-record__number,.version-record__summary{grid-column:1}.version-record__summary>strong{font-size:15px}.version-record__toggle{grid-area:1/2/span 2}.version-record__body{margin:0 8px 18px;padding:20px}.version-update{grid-template-columns:1fr;gap:10px}.product-sync__intro,.product-sync__versions,.product-sync__flow{grid-template-columns:1fr}.product-sync__flow span{border-bottom:1px solid #9cc9b429;border-right:0;min-height:54px}.product-sync__flow span:last-child{border-bottom:0}.product-sync__questions{grid-template-columns:1fr}.source-stack em{text-align:right}.source-stack strong,.source-stack p{grid-column:2}.change-process{padding:24px}.change-process>div{grid-template-columns:1fr 1fr}.book-end{min-height:360px;padding:30px}}@media print{.manual-rail,.mobile-bar,.reading-progress,.next-chapter{display:none!important}.manual-main{margin:0}.cover{break-after:page;min-height:100vh}.chapter{break-before:page}}.platform-icon{fill:none;stroke:currentColor;stroke-width:1.6px;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;width:26px;height:26px}.platform-groups{gap:34px;display:grid}.platform-group{border-top:1px solid var(--line);padding-top:22px}.platform-group:first-child{border-top:2px solid var(--navy)}.platform-group__head{color:var(--blue);align-items:flex-start;gap:14px;margin-bottom:18px;display:flex}.platform-group__head h3{color:var(--navy);font-family:var(--display);letter-spacing:-.01em;margin:0;font-size:20px;font-weight:700}.platform-group__head p{color:var(--muted);margin:4px 0 0;font-size:13.5px}.platform-list{background:var(--line);border:1px solid var(--line);gap:1px;display:grid}.platform-item{background:var(--paper);grid-template-columns:minmax(0,178px) 62px minmax(0,1fr);align-items:start;gap:8px 20px;padding:16px 18px;display:grid}.platform-item__name{align-items:center;gap:10px;display:flex}.platform-item strong{color:var(--navy);font-size:15.5px;font-weight:700}.plogo{flex-shrink:0;width:22px;height:22px}.plogo--mono{border:1px solid var(--line);background:var(--warm);width:22px;height:22px;color:var(--muted);letter-spacing:0;border-radius:4px;justify-content:center;align-items:center;font-size:11px;font-weight:800;display:inline-flex}.platform-item__body{gap:7px;display:grid}.platform-item p{color:var(--muted);margin:0;font-size:13.5px;line-height:1.75}.platform-item__fit{border-top:1px dashed var(--line);color:var(--ink);padding-top:7px;font-size:13px}.region{letter-spacing:.04em;white-space:nowrap;justify-self:start;padding:2px 9px;font-size:11px;font-style:normal;font-weight:800}.region--cn{background:var(--blue);color:var(--paper)}.region--global{color:var(--blue-dark);background:#efe9fb}.privacy-mark .platform-icon{stroke-width:1.4px;width:30px;height:30px}@media (width<=780px){.platform-item{grid-template-columns:minmax(0,1fr) auto}.platform-item__body{grid-column:1/-1}}.tier{letter-spacing:.04em;vertical-align:middle;border-radius:2px;margin-left:10px;padding:2px 9px;font-size:11px;font-weight:800;display:inline-block}.tier--go{background:var(--blue);color:var(--paper)}.tier--later{color:var(--blue-dark);background:#efe9fb}.tier--no{color:#8a8375;background:#f0eee9}@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}