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/* Keep the centre label in its own visual space, clear of all quadrant text. */
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/* Photo-free edition */
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/* Discoverable development menu and page hierarchy. */
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/* Linked section labels with separate, keyboard-accessible menu toggles. */
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/* Consistent navigation rhythm, quieter content divisions. */
.site-header>nav{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:0;padding-top:28px}.site-header>nav>a,.site-header>nav>.nav-item{min-width:0;text-align:center}.site-header>nav>a{white-space:nowrap}.nav-item{display:block;position:relative}.nav-item>.nav-overview{display:block;width:100%;text-align:center;padding-left:22px;padding-right:22px}.nav-item>.nav-group{position:static}.nav-item>.nav-group>summary{position:absolute;right:3px;top:0;width:24px;padding:2px 0 12px;min-width:24px}.nav-item>.nav-group>.nav-dropdown{left:0;text-align:left;max-width:calc(100vw - 48px)}.site-header>nav .nav-item:nth-child(n+4) .nav-dropdown{left:auto;right:0}
.textlink{border-bottom:0;text-decoration:none}.textlink:hover{text-decoration:underline;text-underline-offset:5px}.cards article{border-top:0;padding-top:8px}.cards{gap:38px}.chapter .cards{gap:34px}.chapter{border-color:#e1e5dd}.capability-model{max-width:620px;margin:28px auto}.capability-model svg{width:100%;height:auto;display:block}.capability-model text{text-anchor:middle;font-family:inherit}.model-title{font-size:26px;font-weight:500;fill:#233f35}.model-layer{font-size:19px}.model-caption{font-size:17px;fill:#4e6056}.capability-model figcaption{text-align:center;line-height:1.8}
.partner-form{max-width:640px}.partner-form>label,.teaching-field>label{display:block;margin:22px 0 8px;font-size:14px}.partner-form input:not([type=checkbox]),.partner-form select,.partner-form textarea{display:block;width:100%;min-width:0;padding:12px;border:1px solid #a7b1a2;background:var(--white);border-radius:0;color:var(--ink);font:inherit}.partner-form textarea{resize:vertical}.partner-form .consent{display:flex;align-items:flex-start;gap:10px;font-size:13px;line-height:1.8;margin:24px 0}.consent input{margin-top:6px;flex-shrink:0}.partner-result:not(:empty){margin-top:22px;background:var(--tint);padding:20px;font-size:14px;line-height:1.8}.partner-form select:focus-visible,.partner-form textarea:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
@media(min-width:721px) and (max-width:1000px){html[lang=en] .site-header>nav{grid-template-columns:repeat(3,minmax(0,1fr));row-gap:12px}}
@media(max-width:720px){.site-header>nav{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px 0;padding-top:22px}.site-header>nav>.nav-item{position:static}.nav-item>.nav-overview{padding-left:18px;padding-right:18px}.nav-item>.nav-group>summary{position:relative;right:auto;top:auto;width:24px;margin:-35px 0 0 auto;padding:0 0 13px;min-height:31px}.nav-item>.nav-group>.nav-dropdown,.site-header>nav .nav-item:nth-child(n+4) .nav-dropdown{left:0;right:auto;top:100%;width:100%;max-width:100%}.cards,.chapter .cards{gap:32px}.model-layer{font-size:21px}.model-caption{font-size:18px}}

/* Compact section navigation and clearly actionable content links. */
.site-header>nav{width:100%;max-width:1020px;margin-right:auto}html[lang=zh] .site-header>nav{max-width:720px}.site-header>nav>.nav-item{position:relative}.nav-item>.nav-overview{padding-left:12px;padding-right:24px}html[lang=zh] .nav-item>.nav-overview{padding-left:0;padding-right:0}.nav-item>.nav-group>summary{position:absolute;right:0;top:0;margin:0;width:24px;min-height:30px;padding:2px 0 12px}html[lang=zh] .nav-item>.nav-group>summary{left:calc(50% + 2em + 5px);right:auto;width:20px;min-width:20px}.nav-item>.nav-group>.nav-dropdown{min-width:300px}
main .textlink{display:inline-flex;align-items:center;gap:9px;padding:8px 12px;margin-top:18px;margin-right:12px;background:#e7ece1;color:#254b3c;border:0;border-radius:3px;font-weight:500;line-height:1.6;text-decoration:none}main .textlink:hover{background:#d5dfcd;color:#183c2b;text-decoration:none}main .textlink:focus-visible{outline:3px solid var(--gold);outline-offset:3px}main .textlink .link-arrow{margin-left:3px;flex-shrink:0}footer .textlink,.reviewbar .textlink{background:transparent;border:0}.chapter .cards .textlink{font-size:13px}
@media(max-width:720px){.site-header>nav,html[lang=zh] .site-header>nav{max-width:100%;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px 0}.site-header>nav>.nav-item{position:static}.nav-item>.nav-overview{padding-left:8px;padding-right:22px}html[lang=zh] .nav-item>.nav-overview{padding-right:0}.nav-item>.nav-group>summary,html[lang=zh] .nav-item>.nav-group>summary{position:relative;left:auto;right:auto;margin:-35px 0 0 auto;padding:0 0 13px;min-height:31px;width:20px;min-width:20px}html[lang=zh] .nav-item>.nav-group>summary{margin-right:calc(50% - 2em - 25px)}.nav-item>.nav-group>.nav-dropdown{min-width:0;width:100%;max-width:100%;left:0;right:auto}main .textlink{font-size:13px}}

/* Editorial refinement: typography, spacing and interaction hierarchy. */
:root{--line:#dfe2d9;--tint:#edf0e8;--muted:#657168}
h1,h2,h3{font-weight:500}h1{letter-spacing:-.04em}html[lang=zh] h1{line-height:1.36;letter-spacing:.015em}html[lang=zh] h2{letter-spacing:.01em}p,li{line-height:1.78}html[lang=zh] p,html[lang=zh] li{line-height:1.85}p+p{margin-top:14px}li+li{margin-top:8px}h3+p{margin-top:12px}
.hero-copy{padding:78px 52px 78px 64px}.hero h1{font-size:clamp(38px,4.1vw,56px)}.hero p{font-size:16px;margin-top:25px;max-width:31em}.hero-map{padding:56px 56px;background:#edf0e7}.hero-map .flow h3{font-size:19px}.hero-map .eyebrow{font-size:10px;letter-spacing:.11em}.hero-map .flow li{padding-bottom:30px}.wide{padding:80px 64px;border-top-color:#e1e4dc}.wide>p{max-width:740px;margin-top:20px}.wide>h2{font-size:32px;line-height:1.4}.section-label,.eyebrow{font-size:10px;letter-spacing:.12em;color:#747c67}.section-label+h2{margin-top:16px}
.pagehead{padding:58px 64px 50px;background:var(--paper);border-bottom:1px solid var(--line)}.pagehead h1{font-size:clamp(32px,3.1vw,43px);line-height:1.25}.pagehead>.eyebrow+h1{margin-top:18px}.pagehead>p{font-size:16px;max-width:710px;margin-top:22px}.reading{grid-template-columns:172px minmax(0,760px);gap:68px;padding:52px 64px 88px}.article{max-width:760px}.chapter{padding-bottom:44px;margin-bottom:44px;border-bottom-color:#e1e4dc}.chapter>h2{font-size:25px;line-height:1.45;margin-bottom:20px}.chapter>p{font-size:16px}.toc{font-size:12px}.toc>div{font-size:10px;margin-bottom:15px;letter-spacing:.1em}.toc a{border:0;padding:8px 0;color:#6a746c;line-height:1.65}.toc a:hover{padding-left:0;color:var(--ink);text-decoration:underline;text-underline-offset:4px}
.cards,.chapter .cards{gap:38px 36px;margin-top:28px}.cards article{padding-top:0;border:0;display:flex;flex-direction:column;align-items:flex-start}.cards .index{font-size:11px;letter-spacing:.1em;color:#927b54;line-height:1.4}.cards h3{font-size:19px;line-height:1.45;margin-top:12px}.cards p{font-size:15px;margin-top:11px}.cards .textlink{margin-top:20px}.chapter .cards h3{font-size:18px}.chapter .cards p{line-height:1.8}.path-duo{margin-top:36px;gap:42px}.path-duo>div+div{padding-left:42px;border-color:#d5ddce}.path-duo>div>h3{font-size:22px}.path-duo>div>p{margin-top:14px}.flow{margin:28px 0}.flow h3{font-size:15px;line-height:1.5}.flow p{line-height:1.7}.flow li{border-top-color:#c4ccbc}.flow li:before{width:5px;height:5px;top:-3px;background:#87947b}
main .textlink{display:inline-block;padding:5px 0;margin-right:20px;background:transparent;border:0;border-radius:0;color:#315846;font-weight:500;font-size:14px;line-height:1.7;text-decoration:underline;text-decoration-color:#aa8a56;text-decoration-thickness:1px;text-underline-offset:5px;text-decoration-skip-ink:auto}main .textlink:hover{background:transparent;color:#182f25;text-decoration:underline;text-decoration-color:currentColor}main .textlink .link-arrow{width:7px;height:7px;margin-left:10px;vertical-align:1px;opacity:.8}.link-arrow:after{width:9px;top:2px}.button .link-arrow:after{width:11px;top:3px}.button{font-size:13px;padding:12px 19px;letter-spacing:.015em}.actions{gap:14px;margin-top:29px}
.note{background:#f0eee6;border-left:2px solid #b6aa89;padding:18px 22px;font-size:14px;line-height:1.8;margin:24px 0}.table-scroll{margin:24px 0}table{font-size:14px;line-height:1.75}th{background:#e9eee5;font-weight:500;padding:14px 16px;border-bottom:1px solid #ccd5c5}td{padding:16px;border-bottom:1px solid #e0e4db}td:first-child{font-weight:500}.table-scroll table tr:last-child td{border-bottom:0}.module{padding:28px 0 32px}.module h3{font-size:20px}.outcome{margin-top:20px;border-color:#a6b399}.outcome p{line-height:1.8}.faqs summary{font-size:15px}.capability-model{max-width:540px;margin:30px auto}.capability-model figcaption{max-width:34em;margin:16px auto 0;font-size:12px}.dimension{background:#edf0e8}.dimension b{font-size:30px}.dimension h3{font-size:19px}
.site-header{padding-top:28px}.mast{padding-bottom:3px}.site-header>nav{max-width:1000px;padding-top:27px;column-gap:0}.site-header>nav>a,.nav-item>.nav-overview{font-size:13px;line-height:22px;padding-bottom:16px;margin:0}html[lang=zh] .site-header>nav{max-width:660px}.nav-item:has(.nav-group.active)>.nav-overview{box-shadow:none}.site-header>nav>a:after,.site-header>nav .nav-overview:after{left:calc(50% - 14px);right:auto;width:28px;height:2px}.nav-item:has(.nav-group.active)>.nav-overview:after{content:'';position:absolute;bottom:0;left:calc(50% - 14px);width:28px;height:2px;background:var(--gold)}.nav-item>.nav-group>summary,html[lang=zh] .nav-item>.nav-group>summary{top:0;padding:0;min-height:22px;height:22px;width:20px;min-width:20px;margin:0}.nav-group .chevron{width:5px;height:5px;border-color:#6e7e70}html[lang=zh] .nav-item>.nav-group>summary{left:calc(50% + 2em + 3px)}.nav-dropdown{border-color:#dde2d7;box-shadow:0 12px 28px #233f3510;padding:10px 12px}.nav-dropdown a{font-size:13px;padding:11px 12px;line-height:1.6;border:0}.nav-dropdown a.subcourse{padding-left:26px}.breadcrumbs{padding-top:15px;padding-bottom:15px;border:0}.breadcrumbs a,.breadcrumbs span{font-size:11px}.reviewbar{font-size:10px;padding-top:7px;padding-bottom:7px;background:#eae8e0}.reviewbar .textlink{font-size:10px}footer{padding-top:52px}footer .textlink{font-size:12px}footer h3{letter-spacing:.04em}
@media(min-width:721px) and (max-width:1000px){.reading{grid-template-columns:145px minmax(0,1fr);gap:36px;padding:42px 35px 66px}.wide,.pagehead{padding-left:35px;padding-right:35px}.hero-copy{padding:52px 35px}.hero-map{padding:42px 32px}}
@media(max-width:720px){.site-header{padding-top:22px}.site-header>nav,html[lang=zh] .site-header>nav{max-width:100%;gap:8px 0;padding-top:22px}.site-header>nav>a,.nav-item>.nav-overview{font-size:12px;padding-bottom:12px;line-height:22px}.nav-item>.nav-group>summary,html[lang=zh] .nav-item>.nav-group>summary{position:relative;left:auto;right:auto;margin:-34px 0 12px auto;height:22px;min-height:22px;padding:0}html[lang=zh] .nav-item>.nav-group>summary{margin-right:calc(50% - 2em - 23px)}.hero-copy{padding:44px 24px}.hero h1{font-size:38px}.hero p{font-size:15px;line-height:1.85}.hero-map{padding:34px 24px}.hero-map .flow h3{font-size:18px}.wide{padding:48px 24px}.wide>h2{font-size:27px}.pagehead{padding:36px 24px 34px}.pagehead h1{font-size:31px}.pagehead>p{font-size:15px;margin-top:18px}.reading{display:block;padding:25px 24px 52px}.toc{margin-bottom:32px;padding-bottom:16px;border-bottom:1px solid var(--line)}.toc a{padding:4px 0}.chapter{margin-bottom:34px;padding-bottom:34px}.chapter>h2{font-size:23px;margin-bottom:17px}.chapter>p,.chapter li{font-size:15px}.cards,.chapter .cards{gap:30px;margin-top:23px}.cards h3,.chapter .cards h3{font-size:18px}.cards p,.chapter .cards p{font-size:15px}.cards .textlink{margin-top:15px}.path-duo{gap:30px}.path-duo>div+div{padding:28px 0 0}.path-duo>div>h3{font-size:21px}.note{padding:16px 18px;font-size:13px}.flow p{font-size:12px}.capability-model{margin:24px auto}.dimension h3{font-size:17px}.table-scroll{margin-top:22px}.breadcrumbs{padding:13px 24px}main .textlink{font-size:13px}}

/* A distinct navigation band and restrained deep-green anchors. */
.site-header{padding:28px 0 0;background:var(--white)}.mast{padding:0 48px 26px}.site-header>nav,html[lang=zh] .site-header>nav{max-width:none;width:100%;background:#233f35;color:#fffdf5;display:flex;gap:0;flex-wrap:wrap;padding:0 48px;align-items:stretch}.site-header>nav>a,.site-header>nav>.nav-item{flex:0 0 auto;position:relative;width:auto;min-width:112px}.site-header>nav>a,.nav-item>.nav-overview{padding:17px 24px;margin:0;line-height:22px;font-size:13px;color:#f3f1e6}.nav-item>.nav-overview,html[lang=zh] .nav-item>.nav-overview{padding-left:24px;padding-right:38px}.nav-item>.nav-group>summary,html[lang=zh] .nav-item>.nav-group>summary{position:absolute;left:auto;right:14px;top:17px;margin:0;padding:0;width:20px;min-width:20px;height:22px;min-height:22px}.nav-group .chevron{border-color:#c9d1bc}.site-header>nav>a:hover,.nav-item:hover>.nav-overview{background:#304e40;color:#fff}.site-header>nav>a[aria-current=page],.nav-item:has(.active)>.nav-overview{background:#304e40}.site-header>nav>a:after,.site-header>nav .nav-overview:after,.nav-item:has(.active)>.nav-overview:after{height:2px;bottom:0;background:#c9ad77;left:24px;right:24px;width:auto}.nav-dropdown{color:var(--ink);top:100%;margin:0;background:var(--white);box-shadow:0 12px 28px #16332524}.nav-dropdown a{color:var(--ink)}.site-header>nav .nav-item:nth-child(n+4) .nav-dropdown{left:0;right:auto}.breadcrumbs{background:#eeeee6;border-bottom:1px solid #e0e2d8;padding-top:13px;padding-bottom:13px}.hero-map{background:#233f35;color:#fffdf5}.hero-map .eyebrow,.hero-map .index{color:#c6b485}.hero-map .flow p{color:#d1d9cb}.hero-map .flow li{border-left-color:#718570}.hero-map .flow li:before{background:#c6b485}.inquiry-band{background:#284638;color:#fffdf5;padding:46px 64px;display:flex;justify-content:space-between;align-items:center;gap:32px}.inquiry-band .eyebrow{color:#c6b485}.inquiry-band h2{font-size:29px;margin-top:12px}.inquiry-band p{color:#d1d9cb;margin-top:12px;font-size:15px}.inquiry-band .button{background:#f4f1e5;color:#233f35;border-color:#f4f1e5;flex-shrink:0}.inquiry-band .button:hover{background:#dedecb}.contact-address{font-size:22px;overflow-wrap:anywhere}.profile-header{background:#233f35;color:#fffdf5}.profile-header p{color:#d1d9cb}.profile-header .avatar{background:#b5c2a6;color:#233f35}.profile-header .badge{color:#eee8d6;border-color:#7a9079}.pagehead{background:linear-gradient(120deg,#f0f1e8,var(--paper) 70%)}
@media(max-width:1000px){.mast{padding-left:35px;padding-right:35px}.site-header>nav,html[lang=zh] .site-header>nav{padding-left:22px;padding-right:22px}.site-header>nav>a,.nav-item>.nav-overview{padding-left:18px;padding-right:18px}.nav-item>.nav-overview,html[lang=zh] .nav-item>.nav-overview{padding-left:18px;padding-right:32px}.nav-item>.nav-group>summary,html[lang=zh] .nav-item>.nav-group>summary{right:8px}.inquiry-band{padding:38px 35px}}
@media(max-width:720px){.site-header{padding-top:22px}.mast{padding:0 20px 22px}.site-header>nav,html[lang=zh] .site-header>nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));padding:0 12px;gap:0}.site-header>nav>a,.site-header>nav>.nav-item{min-width:0;position:static}.site-header>nav>a,.nav-item>.nav-overview{padding:13px 8px;font-size:12px;line-height:22px}.nav-item>.nav-overview,html[lang=zh] .nav-item>.nav-overview{padding:13px 19px 13px 5px}.nav-item>.nav-group>summary,html[lang=zh] .nav-item>.nav-group>summary{position:relative;top:auto;left:auto;right:auto;margin:-35px 0 13px auto;width:20px;height:22px;min-height:22px}.nav-item>.nav-group>.nav-dropdown,.site-header>nav .nav-item:nth-child(n+4) .nav-dropdown{top:100%;left:0;right:auto;width:100%;min-width:0}.site-header>nav .nav-overview:after,.nav-item:has(.active)>.nav-overview:after,.site-header>nav>a:after{left:18px;right:18px}.inquiry-band{padding:34px 24px;align-items:flex-start;flex-direction:column;gap:23px}.inquiry-band h2{font-size:25px}.inquiry-band p{font-size:14px}.hero-map{padding:36px 24px}html[lang=en] .site-header>nav>a,html[lang=en] .nav-item>.nav-overview{font-size:11px;white-space:normal}.contact-address{font-size:19px}}

/* Keep the first-screen pathway distinct from the dark navigation band. */
.hero-map{background:#eeede5;color:var(--ink);border-left:1px solid #dedfd4}.hero-map .eyebrow{color:#72775f}.hero-map .index{color:#947b52}.hero-map .flow h3{color:var(--ink)}.hero-map .flow p{color:#59665b}.hero-map .flow li{border-left-color:#c1c8b5}.hero-map .flow li:before{background:#a58c5d}@media(max-width:720px){.hero-map{border-left:0;border-top:1px solid #dedfd4}}

/* Keep biography and profile actions separate from adjacent content. */
.sample-card .button{margin-top:22px}.sample-card h3{margin-top:10px}.sample-card p{margin-top:10px}.profile-header+p{margin-top:28px}.profile-header{margin-bottom:28px;padding:30px}.profile-header p{font-size:14px;line-height:1.9}.profile-header .badge{margin-top:16px}.chapter>p+.cards{margin-top:30px}@media(max-width:720px){.profile-header{padding:24px;margin-bottom:24px}.profile-header+p{margin-top:24px}.sample-card .button{margin-top:20px}}

/* Compact four-quadrant model: central circle anchored to the exact junction. */
.epmc-model{max-width:640px;margin:28px auto 32px}.epmc-model svg{display:block;width:100%;height:auto}.epmc-model text{font-family:inherit;text-anchor:middle}.epmc-letter{font-size:43px;font-weight:400;fill:#667958;letter-spacing:.02em}.epmc-name{font-size:25px;font-weight:500;fill:#233f35}.epmc-person{font-size:22px;fill:#fffdf4;font-weight:500}.epmc-context{font-size:16px;fill:#d9dfce}.epmc-key{display:grid;grid-template-columns:1fr 1fr;gap:14px 30px;margin:12px 30px 0}.epmc-key>div{display:flex;align-items:baseline;gap:11px}.epmc-key span{font-size:12px;font-weight:600;color:#8c7752}.epmc-key p{font-size:13px;line-height:1.75;margin:0;color:#647061}@media(max-width:720px){.epmc-model{margin:22px -12px 26px}.epmc-key{gap:12px 18px;margin:8px 12px 0}.epmc-key p{font-size:12px}.epmc-key>div{gap:8px}.epmc-letter{font-size:45px}.epmc-name{font-size:28px}.epmc-person{font-size:23px}.epmc-context{font-size:18px}}