/* Entry depths: summary, core model, then focused references. */
.overview-hero{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center;padding:54px 0 40px}.overview-hero h1{font-size:clamp(2.2rem,4vw,3.65rem);line-height:1.13}.hero-lead{max-width:650px;color:var(--muted);margin-top:24px;font-size:1.05rem}.entry-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.entry-actions .button{white-space:normal;text-align:center}.core-model{background:var(--navy);color:white;border-radius:22px;padding:30px 24px;min-width:0}.model-caption{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:#d5dff6}.core-rings{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;align-items:center;padding:24px 0}.core-ring{display:flex;aspect-ratio:1;border:4px solid #7f9fff;border-radius:50%;align-items:center;justify-content:center;flex-direction:column;text-align:center;color:white;padding:12px 8px;box-shadow:0 0 0 7px #7398ff10;min-width:0;position:relative}.core-ring+.core-ring{margin-left:-7px}.core-ring strong{font:800 clamp(1rem,2.2vw,1.65rem) Manrope,Arial;letter-spacing:-.04em}.core-ring span{font-size:.7rem;line-height:1.35;margin-top:8px;max-width:100px}.core-ring.value{border-color:#d7e1f8}.core-ring.learning{border-color:var(--orange)}.core-ring:hover{background:#ffffff0d;text-decoration:none}.model-foot{color:#c4d1ee;font-size:.85rem;text-align:center;margin-top:12px}.overview-purpose{display:grid;grid-template-columns:.7fr 1.3fr;gap:60px;border-top:1px solid var(--line);padding:36px 0 8px}.overview-purpose h2{font-size:1.65rem;max-width:320px}.overview-purpose p{color:var(--muted)}.entry-section{margin:44px 0}.entry-section-heading{margin-bottom:22px}.entry-section h2{font-size:1.8rem;margin-bottom:22px}.entry-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.entry-card{display:block;min-width:0;background:white;border:1px solid var(--line);border-radius:16px;padding:24px;color:var(--ink);position:relative;transition:border-color .15s,transform .15s}.entry-card:hover{border-color:var(--blue);text-decoration:none;transform:translateY(-2px)}.entry-card .field-label{color:var(--blue-dark);margin:0 0 14px}.entry-card h3{font-size:1.17rem;line-height:1.3;max-width:92%}.entry-card p{font-size:.91rem;color:var(--muted);margin:13px 0 20px}.entry-arrow{display:block;color:var(--blue);font-size:1.25rem}.context-nav{display:flex;flex-wrap:wrap;gap:7px;margin:24px 0 0;padding-bottom:16px;border-bottom:1px solid var(--line)}.context-nav a{font-size:.82rem;color:var(--muted);padding:7px 10px;border-radius:7px}.context-nav a[aria-current=page]{background:var(--soft);color:var(--blue-dark);font-weight:700}.architecture-heading p{max-width:780px}.architecture-heading+.core-model{padding:24px 32px}.architecture-heading+.core-model .core-rings{max-width:650px;margin:auto}.core-summary{border-top:4px solid var(--blue);padding:24px;background:white;border-radius:0 0 14px 14px;min-width:0}.core-summary.value{border-color:var(--navy)}.core-summary.learning{border-color:var(--orange)}.loop-summaries .core-summary h2{font-size:1.3rem;line-height:1.35;margin:20px 0 14px}.core-summary p{color:var(--muted);font-size:.94rem}.core-summary>a{display:inline-block;margin-top:12px;font-size:.9rem;font-weight:700}.feedback-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.feedback-grid article{border-left:2px solid var(--line);padding-left:18px;min-width:0}.feedback-grid article>span{font-size:.8rem;font-weight:700;color:var(--blue-dark)}.feedback-grid h3{font-size:1.1rem;margin:12px 0}.feedback-grid p{font-size:.92rem;color:var(--muted)}.human-ai{background:white;border:1px solid var(--line);border-radius:16px;padding:28px;max-width:900px}.human-ai h2{font-size:1.6rem;margin-bottom:14px}.human-ai p{color:var(--muted)}.end-actions{margin-bottom:40px}.practice-feature{border-left:4px solid var(--blue);background:white;padding:30px;border-radius:0 18px 18px 0;max-width:900px}.practice-feature h2{margin:18px 0;font-size:1.8rem}.practice-feature p{color:var(--muted);max-width:700px}.practice-feature .button{margin-top:14px}.entry-back{margin:30px 0}.working-grid{margin:10px 0 40px}.docs-entry{margin-top:0}.docs-entry .entry-card{border-top:3px solid var(--blue)}.docs-entry .entry-card:last-child{border-top-color:var(--navy)}.topbar .nav a{white-space:normal}.entry-grid>*{overflow-wrap:break-word}.skip:focus{z-index:110}.doc-body .entry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
@media(max-width:1000px){.overview-hero{gap:28px}.core-ring span{font-size:.65rem}.overview-purpose{gap:30px}.entry-card{padding:21px}.topbar .nav a{padding:10px 12px}}
@media(max-width:800px){.overview-hero{grid-template-columns:1fr;padding-top:32px;gap:30px}.overview-hero>div:first-child{max-width:680px}.overview-hero .core-model{max-width:650px;width:100%}.core-ring strong{font-size:clamp(.95rem,4vw,1.6rem)}.core-ring span{font-size:.7rem}.entry-grid,.feedback-grid{grid-template-columns:1fr}.overview-purpose{grid-template-columns:1fr;gap:18px}.overview-purpose h2{max-width:600px}.entry-card p{max-width:600px}.entry-section{margin:32px 0}.context-nav{margin-top:18px}.context-nav a{min-height:40px;display:flex;align-items:center}.architecture-heading+.core-model{padding:24px 18px}.core-summary{padding:24px}.feedback-grid{gap:22px}.doc-body .entry-grid{grid-template-columns:1fr}.entry-card:hover{transform:none}}
@media(max-width:420px){.overview-hero h1{font-size:2.1rem}.core-model{padding:24px 14px}.core-rings{padding:18px 0}.core-ring{padding:10px 4px;border-width:3px}.core-ring span{font-size:.64rem;max-width:83px}.model-caption{font-size:.69rem}.model-foot{font-size:.75rem}.entry-actions{flex-direction:column;align-items:stretch}.entry-actions .button{justify-content:center}.topbar .nav a{padding:9px 10px;font-size:.8rem}.human-ai,.practice-feature{padding:22px}.context-nav{gap:4px}.context-nav a{padding:6px 8px}}

/* Homepage: one visual explanation, with depth one click away. */
.home-landing{padding-bottom:24px}.home-hero{padding:66px 0 42px;max-width:940px}.home-hero h1{font-size:clamp(2.2rem,4.5vw,3.9rem);line-height:1.1;max-width:900px;text-wrap:balance}.home-subline{font-size:1.08rem;line-height:1.65;color:var(--muted);max-width:820px;margin:24px 0 0}.home-hero .entry-actions{margin-top:28px}.home-problems{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;padding:28px 0 38px;border-top:1px solid var(--line)}.home-problems>div{min-width:0}.home-problems p{font-size:.9rem;color:var(--muted);margin:0 0 12px}.home-problems strong{display:block;font-size:.97rem;font-weight:600;line-height:1.5}.home-problems strong>span{color:var(--orange-dark);margin-right:4px}.home-loop-section{padding:28px 0 44px}.home-section-heading{margin-bottom:28px}.home-section-heading h2{font-size:clamp(1.8rem,3vw,2.35rem);text-wrap:balance}.home-section-heading p{color:var(--muted);margin:14px 0 0;max-width:750px}.home-loop-system{border-radius:22px;background:var(--navy);padding:28px;color:white;position:relative;isolation:isolate}.home-loops-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;position:relative}.home-loops-grid:before{content:'';position:absolute;left:16.6%;right:16.6%;top:100px;border-top:2px solid #ffffff50;z-index:-1}.home-loop-card{--loop-color:#8cabff;display:flex;flex-direction:column;align-items:flex-start;min-width:0;border:1px solid #ffffff26;border-radius:16px;background:#142549;padding:26px 23px 22px;color:white;transition:border-color .15s,background .15s}.home-loop-card.value{--loop-color:#d7e1f8}.home-loop-card.learning{--loop-color:#ff995e}.home-loop-card:hover{border-color:var(--loop-color);background:#1b2f58;text-decoration:none}.home-loop-ring{width:146px;aspect-ratio:1;border:4px solid var(--loop-color);border-radius:50%;display:flex;align-items:center;justify-content:center;align-self:center;margin-bottom:26px;position:relative;box-shadow:0 0 0 7px #ffffff04}.home-loop-ring:after{content:'↻';position:absolute;bottom:-14px;left:calc(50% - 12px);font-size:22px;line-height:24px;background:#142549;padding:0 3px;color:var(--loop-color)}.home-loop-ring h3{font-size:1.55rem;text-align:center;color:var(--loop-color)}.home-loop-ring h3 span{display:block;font-size:.8rem;letter-spacing:.04em;margin-top:7px;font-weight:500;color:#e1e8fa}.home-loop-question{font-size:1.13rem;line-height:1.4;font-weight:600;min-height:3em;margin:0 0 18px;text-wrap:balance}.home-loop-flow{font-size:.92rem;line-height:1.8;color:#d3ddf1;margin:0 0 20px;overflow-wrap:break-word}.home-loop-flow strong{background:#edf2ff;color:var(--navy);border-radius:5px;padding:3px 6px;white-space:nowrap}.home-scorecard{background:#f1f5ff;border-left:3px solid #aabfe7;border-radius:8px;padding:14px;color:var(--navy);margin:0 0 22px;width:100%}.home-scorecard>strong{display:block;font-size:.9rem;margin-bottom:7px}.home-scorecard>span{display:block;font-size:.77rem;line-height:1.6;color:#445475}.home-loop-more{margin-top:auto;padding-top:12px;font-size:.83rem;font-weight:600;color:var(--loop-color)}.home-loop-more>span{margin-left:5px}.home-feedback{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:25px;padding-top:24px;margin-top:24px;border-top:1px solid #ffffff26}.home-feedback p{margin:0;font-size:.78rem;min-width:0;border-left:2px solid #8cabff;padding-left:13px}.home-feedback p:nth-child(2){border-color:#d7e1f8}.home-feedback p:last-child{border-color:var(--orange)}.home-feedback strong{display:block;margin-bottom:5px;font-size:.82rem;color:white}.home-feedback span{color:#c2d0ee;display:block}.home-people{display:grid;grid-template-columns:1.05fr 1fr;gap:65px;padding:48px 0;border-top:1px solid var(--line);align-items:start}.home-people h2{font-size:clamp(1.6rem,2.7vw,2.1rem);line-height:1.25;text-wrap:balance}.home-people>div:last-child{padding-top:28px}.home-people p{color:var(--muted);max-width:560px}.home-people .button{margin-top:8px;white-space:normal}.home-small-specs{display:grid;grid-template-columns:75px 1fr;gap:28px;align-items:center;padding:32px;border:1px solid var(--line);border-left:4px solid var(--orange);border-radius:16px;background:white;margin:12px 0 48px}.home-small-specs h2{font-size:1.6rem}.home-small-specs p{color:var(--muted);max-width:810px;margin:14px 0}.home-small-specs a{font-size:.9rem;font-weight:600}.home-spec-mark{display:grid;gap:9px;justify-items:start}.home-spec-mark span{height:10px;background:var(--blue);border-radius:2px;width:72px}.home-spec-mark span:nth-child(2){width:48px;opacity:.7}.home-spec-mark span:last-child{width:24px;background:var(--orange)}.home-practice{display:flex;align-items:center;justify-content:space-between;gap:40px;padding:40px 0;border-top:1px solid var(--line)}.home-practice>div{max-width:750px}.home-practice h2{font-size:1.9rem}.home-practice p{margin:16px 0 0;color:var(--muted);max-width:680px}.home-practice>.button{flex-shrink:0}.home-finish{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:35px 0;margin-top:28px;border-top:1px solid var(--line)}.home-finish h2{font-size:1.35rem}.home-finish .entry-actions{margin-top:0}
@media(max-width:1050px){.home-loop-system{padding:20px}.home-loops-grid{gap:14px}.home-loop-card{padding:24px 17px 20px}.home-loop-ring{width:126px}.home-loop-ring h3{font-size:1.35rem}.home-loops-grid:before{top:87px}.home-loop-question{font-size:1.02rem;min-height:4.2em}.home-people{gap:35px}.home-practice{gap:24px}.home-practice>div{max-width:600px}}
@media(max-width:800px){.home-hero{padding:38px 0 32px}.home-subline{font-size:1rem}.home-problems{grid-template-columns:1fr;gap:23px;padding-bottom:28px}.home-problems p{margin-bottom:6px}.home-loop-section{padding:22px 0 32px}.home-section-heading{margin-bottom:22px}.home-loops-grid{grid-template-columns:1fr;gap:18px}.home-loops-grid:before{display:none}.home-loop-card{display:grid;grid-template-columns:124px minmax(0,1fr);column-gap:28px;padding:25px}.home-loop-ring{grid-column:1;grid-row:1/5;margin:0;align-self:start;width:124px}.home-loop-question{min-height:0;grid-column:2;font-size:1.12rem;margin-bottom:14px}.home-loop-flow{grid-column:2;margin-bottom:14px}.home-loop-more,.home-scorecard{grid-column:2}.home-scorecard{margin-bottom:8px}.home-loop-more{padding-top:8px}.home-feedback{grid-template-columns:1fr;gap:18px;margin-top:22px;padding-top:22px}.home-feedback p{font-size:.83rem}.home-feedback strong{font-size:.86rem}.home-people{grid-template-columns:1fr;gap:20px;padding:32px 0}.home-people>div:last-child{padding-top:0}.home-small-specs{padding:26px;gap:20px;grid-template-columns:55px 1fr;margin-bottom:30px}.home-spec-mark span{width:50px}.home-spec-mark span:nth-child(2){width:34px}.home-spec-mark span:last-child{width:18px}.home-small-specs h2{font-size:1.4rem}.home-practice{display:block;padding:30px 0}.home-practice>.button{margin-top:22px}.home-practice h2{font-size:1.7rem}.home-finish{align-items:flex-start;flex-direction:column;padding:28px 0;margin-top:16px}}
@media(max-width:520px){.home-loop-system{padding:16px;border-radius:17px}.home-loop-card{display:flex;padding:23px 20px}.home-loop-ring{width:134px;align-self:center;margin:0 0 26px}.home-loop-question{font-size:1.14rem}.home-loop-flow{font-size:.95rem}.home-loop-ring h3{font-size:1.5rem}.home-scorecard{margin:0 0 15px}.home-small-specs{display:block;padding:24px}.home-spec-mark{display:none}.home-small-specs h2{font-size:1.35rem}.home-hero h1{font-size:clamp(2rem,8.3vw,2.6rem)}.home-finish .entry-actions{width:100%}.home-finish .button{flex:1}.home-people .button{width:100%;text-align:center}.home-problems strong{font-size:.96rem}}
@media(prefers-reduced-motion:reduce){.home-loop-card{transition:none}}

.home-loop-card.build .home-versioned-spec{border-left-color:var(--blue)}

/* Secondary navigation is a visible orientation layer, with touch-sized links. */
.context-nav{background:#e8efff;border:1px solid #c5d5f5;border-left:4px solid var(--blue);border-radius:12px;padding:10px;gap:6px}
.context-nav a{display:flex;align-items:center;min-height:44px;padding:10px 14px;color:#294773;font-weight:600;line-height:1.35}
.context-nav a:hover{background:#d4e2ff;text-decoration:none}
.context-nav a[aria-current=page]{background:#2459bf;color:#fff;box-shadow:0 2px 5px #17355a16}
.context-nav a:focus-visible{outline:3px solid var(--orange);outline-offset:2px}
.home-problems strong a{text-decoration:underline;text-underline-offset:3px;color:inherit}
.scorecard-chain{padding:14px;background:#edf2fb;border-radius:8px;line-height:1.7}
.tool-section .section-disclosure summary{min-height:60px}.tool-section .section-disclosure summary h2{margin:8px 0;font-size:1.25rem}
@media(max-width:600px){.context-nav{padding:7px}.context-nav a{font-size:.8rem;padding:10px}.tool-section .section-disclosure-body{padding:16px;min-width:0}.scorecard-chain{overflow-wrap:anywhere}}

/* Five entry points; detail stays one explicit menu level down. */
.topbar .topinner>.nav{gap:6px 10px;align-items:stretch}
.nav-group{position:relative;display:flex;align-items:center;min-width:0}
.topbar .nav-group>a{display:flex;align-items:center;min-height:44px;padding:10px 12px}
.nav-submenu-toggle{display:flex;align-items:center;justify-content:center;min-width:34px;height:40px;border:0;border-radius:7px;background:transparent;color:var(--blue-dark);font-weight:700}
.nav-submenu-toggle:hover,.nav-submenu-toggle[aria-expanded=true]{background:var(--soft)}
.nav-submenu-toggle[aria-expanded=true] span{transform:rotate(180deg)}
.nav-submenu{display:none;position:absolute;top:100%;left:0;z-index:105;min-width:250px;max-width:min(340px,90vw);padding:9px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 14px 30px #101d4022}
.nav-group.submenu-open .nav-submenu{display:grid;gap:2px}
.topbar .nav-submenu a{display:flex;align-items:center;min-height:40px;width:100%;white-space:normal;padding:8px 11px;line-height:1.35}
.topbar .nav-submenu a:hover{background:var(--soft)}
@media(max-width:800px){
 .topbar .topinner>.nav{gap:4px 12px}
 .nav-group{flex-wrap:wrap}
 .nav-submenu{position:static;flex-basis:100%;max-width:none;min-width:0;box-shadow:none;background:var(--paper);margin-bottom:8px}
 .topbar.is-compact.nav-open .nav-group{width:100%;justify-content:space-between}
 .topbar.is-compact.nav-open .nav-submenu{width:100%}
 .topbar.is-compact.nav-open .nav-group>a{flex:1}
}
.section-trail{display:flex;align-items:center;gap:9px;margin:22px 0 0;color:var(--muted);font-size:.8rem}
.section-trail a{font-weight:700}
.section-trail+.page-heading{padding-top:20px}

/* A short homepage: hook, problem, core loop, then optional depth. */
.home-quickstart .home-hero{max-width:900px;padding:54px 0 38px}
.home-quickstart .home-hero h1{font-size:clamp(2.15rem,4.1vw,3.6rem);max-width:850px}
.home-quickstart .home-subline{max-width:760px;margin-top:17px;font-size:1.06rem}
.home-quickstart .home-hero .entry-actions{margin-top:24px}
.home-quick-problem{padding:30px 0 36px;border-top:1px solid var(--line)}
.home-quick-problem h2,.home-cycle-section h2,.home-principles h2,.home-mini-example h2,.home-next h2{font-size:clamp(1.55rem,2.6vw,2.15rem);line-height:1.25}
.home-problem-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:20px}
.home-problem-points p{margin:0;padding:0 20px;border-left:3px solid var(--blue);font-size:.95rem;line-height:1.5}
.home-problem-points p:nth-child(2){border-color:var(--navy)}
.home-problem-points p:nth-child(3){border-color:var(--orange)}
.home-cycle-section{padding:38px 0 42px;border-top:1px solid var(--line)}
.home-cycle{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:31px;background:var(--navy);border-radius:20px;padding:30px 34px 24px;margin-top:23px;color:#fff}
.home-cycle-card{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center;color:#fff;min-width:0;padding:3px 12px 0}
.home-cycle-card:not(:last-child):after{content:'→';position:absolute;right:-29px;top:60px;font-size:2rem;color:#d2dfff;line-height:1}
.home-cycle-card:hover{text-decoration:none}
.home-cycle-ring{width:136px;height:136px;border:4px solid #8cabff;border-radius:50%;display:flex;align-items:center;justify-content:center;font:800 1.15rem Manrope,Arial,sans-serif;letter-spacing:.04em;transition:background .15s}
.home-cycle-card:hover .home-cycle-ring{background:#ffffff18}
.home-cycle-card.value .home-cycle-ring{border-color:#d7e1f8}
.home-cycle-card.learning .home-cycle-ring{border-color:var(--orange);color:#ffb17d}
.home-cycle-card p{max-width:265px;margin:15px 0 0;color:#d8e1f4;font-size:.91rem;line-height:1.5}
.home-cycle-return{display:flex;align-items:center;gap:12px;background:#e9effc;border-radius:0 0 12px 12px;padding:12px 20px;margin:0 22px;color:#263d68;font-size:.85rem}
.home-cycle-return span{font-size:1.5rem;color:var(--orange-dark);line-height:1}
.home-principles{padding:30px 0 42px;border-top:1px solid var(--line)}
.home-section-head{display:flex;align-items:end;justify-content:space-between;gap:20px}
.home-section-head>a{font-size:.88rem;font-weight:700;white-space:nowrap}
.home-principles-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:22px}
.home-principles-grid article{background:#fff;border:1px solid var(--line);border-radius:11px;padding:18px 20px}
.home-principles-grid h3{font-size:1.02rem;letter-spacing:-.02em}
.home-principles-grid p{margin:7px 0 0;color:var(--muted);font-size:.86rem;line-height:1.5}
.home-mini-example{padding:32px 34px 36px;border-radius:18px;background:#fff;border:1px solid var(--line)}
.home-mini-example p{color:var(--muted);margin:12px 0 0}
.home-example-flow{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:22px 0;padding:0;counter-reset:home-flow}
.home-example-flow li{counter-increment:home-flow;display:flex;align-items:center;gap:8px;font-size:.83rem;font-weight:700;color:#293d64;background:#edf2fc;border-radius:7px;padding:7px 10px}
.home-example-flow li:before{content:counter(home-flow,decimal-leading-zero);font-size:.65rem;color:var(--blue-dark)}
.home-example-flow li:not(:last-child):after{content:'→';color:var(--orange-dark);margin-left:5px}
.home-mini-example .button{margin-top:1px}
.home-next{padding:42px 0 20px}
.home-next-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin-top:22px}
.home-next-links a{display:flex;flex-direction:column;gap:8px;background:#fff;border:1px solid var(--line);border-radius:11px;padding:18px;color:var(--ink)}
.home-next-links a:hover{border-color:var(--blue);text-decoration:none}
.home-next-links strong{font-size:.95rem}
.home-next-links span{font-size:.78rem;color:var(--muted)}
@media(max-width:800px){
 .home-quickstart .home-hero{padding:34px 0 28px}
 .home-problem-points{grid-template-columns:1fr;gap:13px}
 .home-cycle{gap:8px;padding:22px 14px}
 .home-cycle-card{padding:0 5px}
 .home-cycle-ring{width:clamp(74px,17vw,120px);height:clamp(74px,17vw,120px);font-size:clamp(.74rem,2vw,1rem)}
 .home-cycle-card:not(:last-child):after{right:-18px;top:40px;font-size:1.4rem}
 .home-cycle-card p{font-size:.78rem}
 .home-principles-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .home-next-links{grid-template-columns:1fr}
}
@media(max-width:520px){
 .home-quickstart .home-hero h1{font-size:clamp(2rem,8vw,2.5rem)}
 .home-section-head{display:block}
 .home-section-head>a{display:inline-block;margin-top:13px}
 .home-cycle{grid-template-columns:1fr;gap:12px;padding:23px 20px}
 .home-cycle-card{display:grid;grid-template-columns:78px 1fr;gap:17px;text-align:left;align-items:center;padding:0 0 20px}
 .home-cycle-card:not(:last-child):after{content:'↓';top:auto;bottom:-10px;left:31px;right:auto;font-size:1.3rem}
 .home-cycle-card:last-child{padding-bottom:0}
 .home-cycle-ring{width:78px;height:78px;font-size:.69rem;border-width:3px}
 .home-cycle-card p{font-size:.85rem;margin:0;max-width:none}
 .home-cycle-return{margin:0 10px;font-size:.8rem}
 .home-principles-grid{grid-template-columns:1fr;gap:8px}
 .home-principles-grid article{padding:14px 16px}
 .home-mini-example{padding:24px 20px}
 .home-example-flow{gap:6px}
 .home-example-flow li{font-size:.76rem;padding:7px}
}

/* Framework: learn the cycle first, reveal the complete steps on demand. */
.framework-guide{max-width:1080px;margin:auto;padding-bottom:20px}
.framework-intro{padding:48px 0 44px}
.framework-intro h1{max-width:900px;font-size:clamp(2.15rem,4vw,3.4rem);text-wrap:balance}
.framework-lead{margin:18px 0 10px;color:var(--muted);font-size:1.04rem}
.framework-questions{display:flex;flex-wrap:wrap;gap:10px 28px;margin:0 0 28px;padding-left:24px;font-weight:600}
.framework-questions li{padding-left:3px}
.framework-questions li::marker{color:var(--blue)}
.framework-cycle{display:grid;grid-template-columns:minmax(0,1fr) 220px;gap:25px;align-items:stretch;padding:24px 30px;background:var(--navy);border-radius:20px;color:#fff}
.framework-cycle-track{display:grid;justify-items:center;gap:5px}
.framework-cycle-track a{display:flex;align-items:center;justify-content:center;flex-direction:column;width:min(100%,340px);min-height:76px;border:2px solid #8cabff;border-radius:45px;color:white;text-align:center;padding:10px 18px;background:#1a2b52}
.framework-cycle-track a:hover{text-decoration:none;background:#284170}
.framework-cycle-track a.value{border-color:#d7e1f8}
.framework-cycle-track a.learning{border-color:var(--orange)}
.framework-cycle-track strong{font:800 1.1rem Manrope,Arial,sans-serif;letter-spacing:.04em}
.framework-cycle-track a span{font-size:.79rem;color:#c9d6f1}
.framework-down{font-size:1.55rem;color:#c8d7fb;line-height:1}
.framework-return{display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;gap:8px;border-left:2px dashed #ffb581;padding:16px 12px;color:#ffd0b2}
.framework-return>span{font-size:3rem;line-height:1;color:var(--orange)}
.framework-return strong{font:800 1rem Manrope,Arial,sans-serif}
.framework-return small{max-width:160px;color:#c9d6f1;font-size:.75rem;line-height:1.45}
.framework-reading-path{display:flex;align-items:center;flex-wrap:wrap;gap:7px 10px;margin-top:18px;color:var(--muted);font-size:.82rem}
.framework-reading-path>span:first-child{margin-right:7px;font-weight:700;color:var(--ink)}
.framework-reading-path a{font-weight:700}
.framework-loop{padding:45px 0 40px;border-top:1px solid var(--line);scroll-margin-top:calc(var(--navigation-height) + 22px)}
.framework-loop-head{border-left:4px solid var(--blue);padding-left:20px}
.framework-loop#value .framework-loop-head{border-color:var(--navy)}
.framework-loop#learning .framework-loop-head{border-color:var(--orange)}
.framework-loop-no{font-size:.73rem;letter-spacing:.13em;color:var(--blue-dark);font-weight:800}
.framework-loop#learning .framework-loop-no{color:var(--orange-dark)}
.framework-loop h2{margin:6px 0 10px;font-size:clamp(1.75rem,2.6vw,2.2rem)}
.framework-loop-head p{color:var(--muted);font-size:1.02rem;max-width:780px}
.framework-short-flow{display:flex;flex-wrap:wrap;align-items:center;gap:10px 4px;list-style:none;padding:0;margin:23px 0}
.framework-short-flow li{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:9px;padding:10px 14px;font-size:.9rem;font-weight:700}
.framework-short-flow li:not(:last-child):after{content:'→';margin-left:7px;color:var(--orange-dark)}
.framework-more{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.framework-more>summary{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:15px 20px;color:var(--blue-dark);font-size:.95rem;list-style:none}
.framework-more>summary::-webkit-details-marker{display:none}
.framework-more>summary:after{content:'＋';margin-left:auto;font-size:1.25rem;line-height:1}
.framework-more[open]>summary:after{content:'−'}
.framework-more>summary span{order:2;color:var(--muted);font-size:.78rem}
.framework-more-body{padding:3px 20px 23px;border-top:1px solid var(--line)}
.framework-more-body>p:first-child{color:var(--muted);margin:17px 0}
.framework-step-list{display:grid;gap:8px;list-style:none;margin:0;padding:0}
.framework-step{border:1px solid var(--line);border-radius:8px;background:#f8faff}
.framework-step summary{display:flex;align-items:center;gap:12px;padding:10px 14px;min-height:48px}
.framework-step summary strong{font:700 .83rem ui-monospace,monospace;color:var(--blue-dark)}
.framework-step-body{padding:5px 15px 17px;border-top:1px solid var(--line);font-size:.87rem}
.framework-step-body p{margin:12px 0;line-height:1.6}
.framework-step-body dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 20px;margin:15px 0}
.framework-step-body dt{font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:700}
.framework-step-body dd{margin:4px 0 0}
.framework-step-body>a{font-weight:700}
.framework-related{margin:18px 0 0;font-size:.84rem}
.framework-loop-foot{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:18px;font-size:.87rem}
.framework-loop-foot>a:first-child{font-weight:600}
.framework-next{display:inline-flex;align-items:center;justify-content:center;padding:9px 14px;border:1px solid var(--blue);border-radius:8px;font-weight:700}
.framework-next:hover{background:var(--soft);text-decoration:none}
.framework-support{padding:39px 0 10px;border-top:1px solid var(--line)}
.framework-support h2{font-size:clamp(1.55rem,2.5vw,2rem)}
.framework-support>p{margin:12px 0 20px;color:var(--muted)}
.framework-support-links{display:flex;flex-wrap:wrap;gap:9px}
.framework-support-links a{border:1px solid var(--line);border-radius:8px;background:white;padding:10px 13px;font-size:.83rem;font-weight:600}
.framework-support-links a:hover{border-color:var(--blue);text-decoration:none}
@media(max-width:700px){
 .framework-intro{padding:31px 0 37px}
 .framework-questions{display:grid;gap:6px}
 .framework-cycle{grid-template-columns:minmax(0,1fr) 100px;gap:10px;padding:18px 14px}
 .framework-cycle-track a{min-height:69px;padding:8px}
 .framework-cycle-track strong{font-size:.92rem}
 .framework-return{padding:8px 3px}
 .framework-return>span{font-size:2.2rem}
 .framework-return strong{font-size:.77rem}
 .framework-return small{font-size:.65rem}
 .framework-loop{padding:34px 0}
 .framework-short-flow{gap:6px}
 .framework-short-flow li{padding:8px 10px;font-size:.8rem;gap:5px}
 .framework-short-flow li:not(:last-child):after{margin-left:2px}
 .framework-step-body dl{grid-template-columns:1fr}
}
@media(max-width:420px){
 .framework-cycle{grid-template-columns:minmax(0,1fr) 78px}
 .framework-cycle-track a span{font-size:.68rem}
 .framework-return small{font-size:.62rem}
 .framework-reading-path{font-size:.75rem}
 .framework-more>summary{padding:13px;font-size:.82rem}
 .framework-more-body{padding:2px 13px 18px}
}

.cart-example-link{margin:18px 0;font-size:.84rem;font-weight:600}

/* Quiet text menus; the whole label is an accessible disclosure target. */
.topbar .nav-group>.nav-submenu-toggle{position:relative;width:auto;min-height:44px;height:auto;padding:10px 14px;border:0;border-radius:8px;background:transparent;color:var(--navy);font:inherit;font-weight:600;cursor:pointer}
.topbar .nav-group>.nav-submenu-toggle:hover,.topbar .nav-group>.nav-submenu-toggle[aria-expanded="true"]{background:#edf2fa;color:var(--blue)}
.topbar .nav-group>.nav-submenu-toggle[aria-current="page"]{color:var(--blue);background:#edf2fa}
.topbar .nav-group>.nav-submenu-toggle:after{content:'';position:absolute;bottom:5px;left:14px;right:14px;height:2px;background:currentColor;transform:scaleX(0);transition:transform .16s}
.topbar .nav-group>.nav-submenu-toggle[aria-expanded="true"]:after{transform:scaleX(1)}
.topbar .nav-submenu-toggle:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
.framework-orbit{padding:16px 20px 22px;background:var(--navy);color:#fff;border-radius:20px}
.framework-orbit-map{position:relative;max-width:700px;aspect-ratio:700/410;margin:0 auto}
.framework-orbit-map svg{position:absolute;inset:0;width:100%;height:100%;color:#9aaed0}
.orbit-loop{position:absolute;display:flex;flex-direction:column;align-items:center;justify-content:center;width:27%;aspect-ratio:1;border:3px solid #8cabff;border-radius:50%;background:#1a2b52;color:white;text-align:center;gap:6px;box-shadow:0 0 0 8px #8cabff0a}
.orbit-loop.build{left:10%;top:3%}.orbit-loop.value{right:10%;top:3%;border-color:#d7e1f8}.orbit-loop.learning{left:36.5%;bottom:0;border-color:var(--orange)}
.orbit-loop:hover{background:#284170;text-decoration:none}.orbit-loop:focus-visible{outline:3px solid white;outline-offset:6px}
.orbit-loop strong{font:800 clamp(.75rem,2.3vw,1.1rem) Manrope,Arial,sans-serif;letter-spacing:.025em}.orbit-loop>span{font-size:clamp(.6rem,1.6vw,.8rem);color:#d4def2}.orbit-loop .orbit-number{letter-spacing:.15em;color:#9eb2d8;font-size:.7rem}
.orbit-caption{text-align:center;color:#c9d6f1;font-size:.85rem;margin:20px 0 0}.orbit-caption strong{color:white;display:block;margin-bottom:4px}
.framework-principles{padding:38px 0;border-top:1px solid var(--line)}
.framework-principles-list{display:grid;gap:10px;margin-top:22px}.framework-principle{border:1px solid var(--line);border-radius:12px;background:white;overflow:hidden}.framework-principle>summary{padding:18px 22px;cursor:pointer;font-weight:700}.framework-principle[open]>summary{background:#f0f4fa}.framework-principle .framework-step-body{padding:20px 24px}.framework-principle :is(p,li){max-width:85ch}
@media(max-width:520px){.framework-orbit{padding:18px 6px}.orbit-loop{width:31%;gap:3px;border-width:2px}.orbit-loop.build{left:6%;top:0}.orbit-loop.value{right:6%;top:0}.orbit-loop.learning{left:34.5%}.orbit-loop .orbit-number{display:none}.orbit-loop>span{max-width:85%;line-height:1.25}.orbit-caption{font-size:.76rem;padding:0 12px}.topbar .nav-group>.nav-submenu-toggle{justify-content:flex-start}}
@media(prefers-reduced-motion:reduce){.topbar .nav-group>.nav-submenu-toggle:after{transition:none}}

/* Shared content alignment and room to read the complete principle explanations. */
.framework-guide{max-width:none;margin:0}
.framework-intro{padding-top:48px}
.home-context-note{max-width:90ch;color:var(--muted);font-size:.92rem;line-height:1.7;margin:20px 0 0}
.home-context-note strong{color:var(--ink)}
.coding-context{margin-top:28px;border:1px solid var(--line);border-radius:12px;background:white;overflow:hidden;scroll-margin-top:calc(var(--navigation-height,90px) + 24px)}
.coding-context>summary{padding:18px 22px;color:var(--blue-dark);font-size:.95rem}
.coding-context-body{padding:6px 24px 24px}
.coding-context-body>p{max-width:95ch;margin:16px 0;line-height:1.75}
.coding-approaches{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin:24px 0}
.coding-approaches article{border-left:3px solid var(--blue);padding:4px 20px}
.coding-approaches article:last-child{border-color:var(--orange)}
.coding-approaches h3{font-size:1.2rem;margin:0 0 12px}
.coding-approaches p{margin:0;line-height:1.75;color:var(--muted)}
.loop-feedback-note{max-width:95ch;font-size:.88rem;line-height:1.7;color:var(--muted);border-left:2px solid var(--line);padding-left:16px;margin:0 0 24px}
.loop-detail .loop-feedback-note{margin:22px 0 14px}
.framework-principle .framework-step-body{padding:28px 32px 32px;max-width:1100px}
:is(.framework-principle .framework-step-body,.principle-panel)>h3{margin:0 0 20px}
:is(.framework-principle .framework-step-body,.principle-panel)>p{margin:18px 0;line-height:1.8}
:is(.framework-principle .framework-step-body,.principle-panel)>.callout{margin:28px 0;padding:24px 28px}
:is(.framework-principle .framework-step-body,.principle-panel)>.callout p{margin:0;line-height:1.75}
:is(.framework-principle .framework-step-body,.principle-panel)>h4{margin:30px 0 14px;font-size:1.05rem;line-height:1.5}
:is(.framework-principle .framework-step-body,.principle-panel)>.card{margin:24px 0;padding:26px 28px}
:is(.framework-principle .framework-step-body,.principle-panel)>.card p{line-height:1.75}
@media(max-width:800px){.framework-intro{padding-top:32px}.coding-approaches{gap:20px}.framework-principle .framework-step-body{padding:22px 24px}}
@media(max-width:520px){.coding-approaches{grid-template-columns:1fr;gap:24px}.coding-context>summary{padding:16px 18px}.coding-context-body{padding:2px 18px 20px}.framework-principle .framework-step-body{padding:20px 18px 24px}:is(.framework-principle .framework-step-body,.principle-panel)>.callout{padding:20px;margin:24px 0}:is(.framework-principle .framework-step-body,.principle-panel)>.card{padding:20px}}