@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{.absolute{position:absolute}.start{inset-inline-start:var(--spacing)}}:root{--ink:#171612;--ink-soft:#4e4a42;--paper:#f6f1e8;--paper-deep:#ece2d3;--white:#fffdf8;--orange:#c95d22;--orange-bright:#ed7a32;--orange-soft:#f3d7bd;--green:#526e5b;--line:#17161226;--max:1240px;--serif:"Songti SC", "STSong", "Noto Serif CJK SC", "Source Han Serif SC", serif;--sans:-apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{background:var(--paper);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;margin:0}body,button,a{font-family:var(--sans)}a{color:inherit;text-decoration:none}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,summary:focus-visible{outline-offset:4px;outline:3px solid #c95d2259}.shell{width:min(calc(100% - 48px), var(--max));margin:0 auto}.site-header{z-index:50;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#f6f1e8e6;border-bottom:1px solid #1716121a;height:76px;position:sticky;top:0}.header-inner{align-items:center;height:100%;display:flex}.brand{flex:none;align-items:center;gap:12px;display:inline-flex}.brand-mark{border:1px solid var(--orange);width:38px;height:38px;color:var(--orange);font-family:var(--serif);border-radius:50% 50% 48% 46%;place-items:center;font-size:19px;font-weight:700;display:grid;transform:rotate(-3deg)}.brand-words{align-items:baseline;gap:9px;display:flex}.brand-words strong{font-family:var(--serif);letter-spacing:.14em;font-size:19px}.brand-words small{color:#6d675e;letter-spacing:.08em;font-size:11px}.desktop-nav{color:#4e4a42;align-items:center;gap:32px;margin-left:auto;margin-right:34px;font-size:14px;display:flex}.desktop-nav a{padding:8px 0;position:relative}.desktop-nav a:after{content:"";background:var(--orange);transform-origin:100%;height:1px;transition:transform .18s;position:absolute;bottom:1px;left:0;right:0;transform:scaleX(0)}.desktop-nav a:hover:after{transform-origin:0;transform:scaleX(1)}.header-actions{align-items:center;gap:20px;display:flex}.coach-entry{color:#6b655c;font-size:13px}.coach-entry:hover{color:var(--orange)}.button{border:1px solid var(--ink);justify-content:center;align-items:center;gap:18px;font-weight:650;transition:transform .18s,background .18s,color .18s,box-shadow .18s;display:inline-flex}.button:hover{transform:translateY(-2px)}.button-small{background:var(--ink);min-height:40px;color:var(--white);padding:0 18px;font-size:13px}.button-small:hover{background:var(--orange);border-color:var(--orange)}.button-primary{background:var(--orange);border-color:var(--orange);color:#fff;min-height:58px;padding:0 25px;box-shadow:8px 8px #1716121f}.button-primary:hover{background:#ad4714;border-color:#ad4714;box-shadow:4px 4px #17161229}.mobile-menu{margin-left:auto;display:none;position:relative}.mobile-menu summary{cursor:pointer;font-size:14px;font-weight:700;list-style:none}.mobile-menu summary::-webkit-details-marker{display:none}.mobile-menu nav{border:1px solid var(--line);background:var(--white);width:230px;padding:16px;position:absolute;top:34px;right:0;box-shadow:0 20px 50px #1716121f}.mobile-menu nav a{border-bottom:1px solid #17161214;padding:12px 8px;font-size:14px;display:block}.coach-kicker{color:var(--orange);letter-spacing:.16em;text-transform:uppercase;font-size:12px;font-weight:700}.hero-actions{align-items:center;gap:32px;margin-top:34px;display:flex}.text-link{border-bottom:1px solid #17161273;align-items:center;gap:12px;padding:8px 0;font-size:14px;font-weight:650;display:inline-flex}.text-link:hover{color:var(--orange);border-color:var(--orange)}.split-heading{grid-template-columns:minmax(0,1.3fr) minmax(300px,.7fr);align-items:end;gap:100px;margin-bottom:64px;display:grid}.split-heading>p{max-width:440px;color:var(--ink-soft);margin:0 0 6px;font-size:16px;line-height:1.8}.site-footer{color:#fff;background:#171612;padding:40px 0}.footer-inner{grid-template-columns:auto 1fr auto;align-items:center;gap:60px;display:grid}.footer-brand .brand-mark{border-color:var(--orange-bright);color:var(--orange-bright)}.footer-brand .brand-words small{color:#8f887f}.footer-inner p{color:#9d968d;font-family:var(--serif);text-align:center;margin:0;font-size:14px}.footer-inner>span{color:#777168;font-size:10px}.learn-page,.lesson-page{background:#f3ede2}.learn-header,.lesson-header{background:#f3ede2eb}.learn-hero{color:var(--white);background:#191814;padding:100px 0 90px;position:relative;overflow:hidden}.learn-grid{opacity:.2;background-image:linear-gradient(#ffffff14 1px,#0000 1px),linear-gradient(90deg,#ffffff14 1px,#0000 1px);background-size:52px 52px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(circle at 72% 45%,#000 0,#0000 66%);mask-image:radial-gradient(circle at 72% 45%,#000 0,#0000 66%)}.learn-hero-layout{grid-template-columns:minmax(0,1.25fr) minmax(360px,.75fr);align-items:center;gap:90px;display:grid;position:relative}.learn-hero h1{font-family:var(--serif);letter-spacing:-.06em;margin:22px 0 0;font-size:clamp(54px,6vw,86px);line-height:1.05}.learn-hero h1 em{color:var(--orange-bright);font-style:normal}.learn-hero-layout>div:first-child>p{color:#bdb6ab;max-width:680px;margin:28px 0 0;font-size:17px;line-height:1.85}.learn-hero .text-link{border-color:#ffffff73}.learn-manifest{background:#ffffff09;border:1px solid #ffffff2e;grid-template-columns:repeat(2,1fr);display:grid;box-shadow:18px 18px #c95d222e}.learn-manifest>div{border-bottom:1px solid #ffffff1f;border-right:1px solid #ffffff1f;min-height:155px;padding:22px}.learn-manifest>div:nth-child(2){border-right:0}.learn-manifest>div:nth-child(3){border-right:0;grid-column:span 2}.learn-manifest span,.learn-manifest small{color:#958e84;letter-spacing:.08em;font-size:10px;display:block}.learn-manifest strong{color:var(--orange-bright);font-family:var(--serif);margin:12px 0 8px;font-size:38px;display:block}.learn-manifest>p{color:#c5beb3;grid-column:span 2;margin:0;padding:20px 22px;font-size:12px;line-height:1.7}.learn-path-section,.learn-courses-section,.learn-capability-section,.learn-tracks-section{padding:110px 0}.learn-path-section{background:#fbf8f1}.learn-section-title>span{color:var(--orange);letter-spacing:.15em;text-transform:uppercase;font-size:11px;font-weight:800}.learn-section-title h2{font-family:var(--serif);letter-spacing:-.045em;margin:16px 0 0;font-size:clamp(36px,4vw,54px);line-height:1.2}.learn-section-title>p,.learn-section-title>div+p{color:var(--ink-soft);line-height:1.8}.learn-phase-grid{border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);grid-template-columns:repeat(5,1fr);margin-top:60px;display:grid}.learn-phase-grid article{border-left:1px solid var(--line);min-height:255px;padding:26px 22px}.learn-phase-grid article:last-child{border-right:1px solid var(--line)}.learn-phase-grid b{color:var(--orange);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px}.learn-phase-grid h3{font-family:var(--serif);margin:65px 0 15px;font-size:28px}.learn-phase-grid p{color:var(--ink-soft);margin:0;font-size:13px;line-height:1.75}.learn-courses-section{background:var(--paper)}.learn-courses-section .split-heading{align-items:end}.learn-course-grid{border-top:1px solid var(--ink);border-left:1px solid var(--ink);grid-template-columns:repeat(3,1fr);display:grid}.learn-course-card{border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);background:#fffdf88c;flex-direction:column;min-height:390px;padding:25px;transition:background .18s,color .18s,transform .18s;display:flex;position:relative}.learn-course-card:hover{z-index:1;background:var(--ink);color:var(--white);transform:translateY(-5px)}.learn-course-meta{color:var(--orange);letter-spacing:.1em;justify-content:space-between;font-size:10px;font-weight:800;display:flex}.learn-course-meta small{color:#7c756c}.learn-course-card>b{color:#c95d2266;font-family:var(--serif);margin-top:45px;font-size:48px;line-height:1}.learn-course-card h3{font-family:var(--serif);margin:14px 0 12px;font-size:24px;line-height:1.35}.learn-course-card>p{color:var(--ink-soft);margin:0;font-size:13px;line-height:1.75}.learn-course-card:hover>p,.learn-course-card:hover .learn-course-meta small{color:#aaa49b}.learn-course-capabilities{flex-wrap:wrap;gap:5px;margin-top:20px;display:flex}.learn-course-capabilities span{color:#7d4a2e;border:1px solid #c95d224d;padding:5px 7px;font-size:9px}.learn-course-card:hover .learn-course-capabilities span{color:#f2c29e}.learn-course-card>strong{color:var(--orange);justify-content:space-between;margin-top:auto;padding-top:25px;font-size:12px;display:flex}.learn-capability-section{color:var(--white);background:#1b1a16}.learn-capability-layout{grid-template-columns:.8fr 1.2fr;align-items:center;gap:100px;display:grid}.learn-capability-section .learn-section-title>p{color:#aaa49b;max-width:520px}.learn-capability-list{border-top:1px solid #ffffff47;border-left:1px solid #ffffff47;grid-template-columns:repeat(2,1fr);display:grid}.learn-capability-list div{border-bottom:1px solid #ffffff47;border-right:1px solid #ffffff47;align-items:center;gap:24px;min-height:110px;padding:20px;display:flex}.learn-capability-list span{color:var(--orange-bright);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px}.learn-capability-list strong{font-family:var(--serif);font-size:21px}.learn-tracks-section{background:#fbf8f1}.learn-tracks-section .split-heading{align-items:end}.learn-track-grid{border-top:1px solid var(--ink);border-left:1px solid var(--ink);grid-template-columns:repeat(3,1fr);margin-top:55px;display:grid}.learn-track-grid article{border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);background:#f3ede270;min-height:420px;padding:28px}.learn-track-meta{justify-content:space-between;align-items:center;display:flex}.learn-track-meta b{border:1px solid var(--orange);width:42px;height:42px;color:var(--orange);font-family:var(--serif);border-radius:50%;place-items:center;font-size:20px;display:grid}.learn-track-meta span{border:1px solid var(--line);color:#817a70;letter-spacing:.09em;padding:5px 8px;font-size:9px}.learn-track-grid h3{font-family:var(--serif);margin:36px 0 8px;font-size:26px}.learn-track-grid small{color:var(--orange);font-size:10px;line-height:1.6}.learn-track-grid p{color:var(--ink-soft);margin:22px 0;font-size:13px;line-height:1.75}.learn-track-grid ul{border-top:1px solid var(--line);margin:0;padding:0;list-style:none}.learn-track-grid li{border-bottom:1px solid var(--line);padding:10px 0;font-size:12px}.learn-start-section{background:var(--orange-soft);padding:85px 0}.learn-start-inner{justify-content:space-between;align-items:center;gap:60px;display:flex}.learn-start-inner>div>span{color:var(--orange);letter-spacing:.12em;font-size:11px;font-weight:800}.learn-start-inner h2{font-family:var(--serif);margin:12px 0 0;font-size:clamp(32px,4vw,48px);line-height:1.3}.learn-footer{color:var(--white);background:#11110e}.lesson-header-context{color:#817a70;align-items:center;gap:10px;margin-left:40px;font-size:12px;display:flex}.lesson-header-context strong{color:var(--orange)}.lesson-header-actions{margin-left:auto}.lesson-hero{color:var(--white);background:#1a1915;padding:82px 0 78px;overflow:hidden}.lesson-hero-layout{grid-template-columns:.4fr 1.6fr;align-items:end;gap:65px;display:grid}.lesson-number{color:#ed7a3240;font-family:var(--serif);letter-spacing:-.09em;font-size:clamp(110px,16vw,210px);font-weight:700;line-height:.72}.lesson-meta{color:var(--orange-bright);letter-spacing:.12em;align-items:center;gap:12px;font-size:11px;font-weight:800;display:flex}.lesson-meta i{background:currentColor;border-radius:50%;width:3px;height:3px}.lesson-hero h1{font-family:var(--serif);letter-spacing:-.055em;margin:16px 0 0;font-size:clamp(46px,5.6vw,76px);line-height:1.1}.lesson-hero-copy>p{color:#b7b0a5;max-width:780px;margin:22px 0 0;font-size:17px;line-height:1.8}.lesson-tags{flex-wrap:wrap;gap:7px;margin-top:28px;display:flex}.lesson-tags span{color:#efba94;border:1px solid #ed7a3257;padding:7px 10px;font-size:10px}.lesson-layout{grid-template-columns:240px minmax(0,820px);justify-content:center;gap:90px;padding-top:74px;padding-bottom:120px;display:grid}.lesson-sidebar{border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);align-self:start;max-height:calc(100vh - 130px);padding:22px 0;position:sticky;top:108px;overflow-y:auto}.lesson-sidebar>span{color:var(--orange);letter-spacing:.14em;font-size:10px;font-weight:800}.lesson-sidebar nav{margin-top:16px;display:grid}.lesson-sidebar nav a{color:#716b62;padding:8px 0;font-size:11px;line-height:1.5}.lesson-sidebar nav a:hover{color:var(--orange)}.lesson-sidebar>a{color:var(--orange);margin-top:18px;font-size:11px;font-weight:700;display:inline-block}.lesson-mobile-toc{display:none}.lesson-article{min-width:0}.lesson-article>section{scroll-margin-top:105px}.lesson-section-label{color:var(--orange);letter-spacing:.15em;text-transform:uppercase;font-size:10px;font-weight:800}.lesson-opening{font-family:var(--serif);margin:20px 0 0;font-size:23px;line-height:1.85}.lesson-goals{border-top:1px solid var(--ink);border-left:1px solid var(--ink);grid-template-columns:repeat(2,1fr);gap:0;margin:40px 0 0;padding:0;list-style:none;display:grid}.lesson-goals li{border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);min-height:95px;padding:22px 20px 20px 42px;font-size:13px;line-height:1.7;position:relative}.lesson-goals li:before{content:"✓";color:var(--orange);font-weight:800;position:absolute;top:22px;left:18px}.lesson-content,.lesson-case,.lesson-method,.lesson-check,.lesson-task{margin-top:95px}.lesson-section-heading h2,.lesson-case h2,.lesson-method-heading h2{font-family:var(--serif);letter-spacing:-.04em;margin:13px 0 0;font-size:clamp(32px,4vw,46px);line-height:1.25}.lesson-reading-section{border-bottom:1px solid var(--line);grid-template-columns:64px 1fr;gap:20px;padding:44px 0;scroll-margin-top:105px;display:grid}.reading-index{color:var(--orange);padding-top:4px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px}.lesson-reading-section h3{font-family:var(--serif);margin:0 0 19px;font-size:27px}.lesson-reading-section p{color:#3f3b35;font-family:var(--serif);margin:0;font-size:17px;line-height:2}.lesson-reading-section p+p{margin-top:16px}.lesson-reading-section ul{color:#554f47;background:#fffdf8a6;margin:20px 0 0;padding:18px 22px 18px 40px}.lesson-reading-section li{padding:5px 0;font-size:13px;line-height:1.65}.lesson-case{color:var(--white);box-shadow:13px 13px 0 var(--orange-soft);background:#1b1a16;padding:44px}.lesson-case-grid{border-top:1px solid #ffffff3d;grid-template-columns:repeat(3,1fr);margin-top:32px;display:grid}.lesson-case-grid>div{padding:24px 20px 4px 0}.lesson-case-grid>div+div{border-left:1px solid #ffffff2b;padding-left:20px}.lesson-case-grid small{color:var(--orange-bright);letter-spacing:.12em;font-size:10px;font-weight:800}.lesson-case-grid p{color:#c6c0b7;font-size:13px;line-height:1.8}.lesson-method{border-top:1px solid var(--ink)}.lesson-method-heading{padding:35px 0}.lesson-method-heading>p{color:var(--ink-soft)}.lesson-method-steps{border-top:1px solid var(--ink);border-left:1px solid var(--ink);grid-template-columns:repeat(2,1fr);display:grid}.lesson-method-steps>div{border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);min-height:150px;padding:22px}.lesson-method-steps b{color:#c95d228c;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10px}.lesson-method-steps strong{color:var(--orange);font-family:var(--serif);margin-top:18px;font-size:20px;display:block}.lesson-method-steps p{color:var(--ink-soft);margin:8px 0 0;font-size:12px;line-height:1.7}.lesson-check-list{border-top:1px solid var(--ink);margin-top:32px}.lesson-check-list details{border-bottom:1px solid var(--ink)}.lesson-check-list summary{cursor:pointer;font-family:var(--serif);grid-template-columns:44px 1fr;gap:15px;padding:22px 0;font-size:18px;font-weight:700;list-style:none;display:grid}.lesson-check-list summary::-webkit-details-marker{display:none}.lesson-check-list summary 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