@font-face{font-family:Inter;src:url('../fonts/Inter-Regular.ttf')}@font-face{font-family:Inter;src:url('../fonts/Inter-Bold.ttf');font-weight:700}@font-face{font-family:Playfair;src:url('../fonts/PlayfairDisplay.ttf')}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f7f6f2;color:#102638;font-family:var(--gh-font-body,Inter),Arial,sans-serif;font-size:17px;line-height:1.75}a{color:inherit;text-underline-offset:4px}a:hover{color:#326c96}button,input{font:inherit}button,a,input:focus-visible{outline-offset:5px}img{display:block;max-width:100%;height:auto}.wrap{width:min(1200px,calc(100% - 64px));margin-inline:auto}.site-header{display:flex;align-items:center;justify-content:space-between;padding-block:30px;border-bottom:1px solid #10263824;gap:28px}.wordmark{font-family:var(--gh-font-heading,Playfair),Georgia,serif;font-size:26px;line-height:1.15;text-decoration:none}.wordmark span{color:#326c96}nav{display:flex;gap:30px;align-items:center}nav a{text-decoration:none;font-size:14px}.button{display:inline-block;background:#102638;color:#fff;border:1px solid #102638;border-radius:3px;padding:12px 20px;text-decoration:none;cursor:pointer;font-size:14px;line-height:1.6}.button:hover{background:#326c96;color:#fff}.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:11px;font-weight:700;color:#326c96;margin:0 0 18px}h1,h2,h3{font-family:var(--gh-font-heading,Playfair),Georgia,serif;font-weight:400;line-height:1.15}h1{font-size:clamp(38px,5vw,66px);letter-spacing:-.035em;margin:0 0 28px}h2{font-size:38px;margin:0 0 22px}h3{font-size:27px}.lead{font-size:20px;color:#586772;max-width:700px}.hero{display:grid;grid-template-columns:1.6fr 1fr;gap:80px;padding-block:85px}.hero-note{align-self:center;padding:40px;background:#e7eef2;border-top:3px solid #326c96}.hero-note h2{font-size:34px}.hero-note p{font-size:15px}.rule{display:block;border-top:1px solid #10263833;margin:28px 0}.actions{display:flex;align-items:center;gap:26px;margin-top:30px}.text-link{font-size:14px;font-weight:700;text-decoration:none}.topics{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid #10263824}.topics a{padding:23px 12px;text-decoration:none;font-size:14px}.section{padding-block:65px}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:40px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:42px 30px;margin-block:35px}.card-image{display:block;aspect-ratio:1.5;overflow:hidden;background:#a9c7de;margin-bottom:25px}.card-image img{width:100%;height:100%;object-fit:cover}.card h2{font-size:28px}.card h2 a{text-decoration:none}.card p{font-size:15px;color:#586772}.card .eyebrow{color:#326c96;font-size:10px}.signup{background:#e7eef2;display:grid;grid-template-columns:1fr 1fr;gap:70px;padding:45px;margin-block:50px}.signup h2{font-size:38px}.signup p{font-size:16px}.signup label{display:block;font-size:13px;font-weight:700}.signup input{display:block;width:100%;background:#f7f6f2;border:1px solid #586772;padding:12px 14px;margin:8px 0 15px}.signup small{display:block;margin-top:16px;font-size:11px;color:#586772}.success,.loading,.error{display:none}form.success .success,form.error .error,form.loading .loading{display:block}form.loading .normal,form.success button,form.success label{display:none}form.success{display:block}.error{color:#9d2929}.site-footer{border-top:1px solid #10263824;padding-block:40px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:30px}.site-footer p,.site-footer small{font-size:12px}.site-footer small{max-width:440px;display:block}.site-footer nav{align-items:start;flex-direction:column;gap:10px}.post-header{max-width:920px;padding-block:55px}.post-header>.text-link{display:block;margin-bottom:35px}.post-header h1{font-size:clamp(36px,5vw,60px)}.byline{font-size:13px;color:#586772}.feature{max-width:1040px;margin-block:0 45px}.feature img{width:100%;max-height:580px;object-fit:cover}figcaption{font-size:12px;color:#586772;margin-top:12px}.post-content,.article-end{max-width:720px;width:calc(100% - 48px);margin:0 auto}.gh-content{overflow-wrap:anywhere}.gh-content p{margin:0 0 24px}.gh-content h2{font-size:32px;margin-top:52px}.gh-content h3{margin-top:35px}.gh-content img{margin-block:30px}.gh-content a{color:#326c96}.article-end{border-top:1px solid #10263824;margin-top:50px;padding-top:25px;font-size:13px}.page{max-width:800px}.narrow{max-width:800px}.pagination{display:flex;justify-content:space-between;gap:20px;font-size:14px}.skip{position:absolute;left:-9999px}.skip:focus{left:10px;top:10px;background:white;padding:10px;z-index:5}.kg-width-wide{max-width:1040px}.kg-width-full{max-width:none}.kg-gallery-container{display:flex;flex-direction:column}.kg-gallery-row{display:flex;gap:12px}.kg-gallery-image{flex:1}.kg-bookmark-card,.kg-callout-card,.kg-toggle-card,.kg-product-card{border:1px solid #a9c7de;padding:20px}.kg-bookmark-container{display:flex;text-decoration:none}.kg-bookmark-content{flex:1}.kg-bookmark-thumbnail{max-width:30%}.kg-button-card a{display:inline-block;background:#102638;color:white;padding:10px 20px}.kg-file-card a{display:block;padding:15px}.kg-video-card video,.kg-audio-card audio{max-width:100%}blockquote{border-left:3px solid #326c96;padding-left:22px;margin-left:0}table{width:100%;border-collapse:collapse}td,th{border-bottom:1px solid #a9c7de;text-align:left;padding:10px}.gh-content pre{overflow:auto}.gh-content iframe{max-width:100%}@media(max-width:900px){.hero{gap:35px;grid-template-columns:1.3fr 1fr}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.topics{grid-template-columns:repeat(2,1fr)}.signup{gap:30px;padding:30px}}@media(max-width:600px){.wrap{width:calc(100% - 36px)}.site-header{align-items:flex-start;padding-block:22px;gap:15px}.wordmark{font-size:21px}nav{gap:10px;flex-wrap:wrap;justify-content:flex-end;max-width:190px}nav a{font-size:11px}nav .button{padding:7px 10px;font-size:11px}.hero{grid-template-columns:1fr;padding-block:45px;gap:32px}.hero-note{padding:25px}.hero-note h2{font-size:29px}.lead{font-size:18px}.grid,.signup{grid-template-columns:1fr}.grid{gap:40px}.section{padding-block:42px}.section-heading{align-items:start;flex-direction:column;gap:5px}.section-heading h2{font-size:33px}.topics a{font-size:12px;padding:17px 6px}.signup{padding:25px;gap:20px}.signup h2{font-size:32px}.actions{gap:18px}.post-header{padding-block:35px}.site-footer{display:block}.site-footer nav{align-items:flex-start;margin-block:25px;max-width:none}.gh-content h2{font-size:29px}.feature img{max-height:420px}.kg-gallery-row{flex-direction:column}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}.pathways{display:grid;grid-template-columns:1fr 1fr;gap:35px;margin-bottom:55px}.pathways>a{display:block;padding:30px;border:1px solid #a9c7de;text-decoration:none}.pathways h2{font-size:30px}.pathways p{font-size:15px}.library-tools{display:flex;flex-wrap:wrap;gap:20px;align-items:center}.library-tools a{font-size:13px}.question-form{display:block;width:100%;min-height:1050px;border:0;background:white}.small{font-size:13px;color:#586772}.notice{padding:25px;background:#e7eef2}.site-header nav{gap:20px}@media(max-width:600px){.pathways{grid-template-columns:1fr;gap:20px}.site-header nav{gap:8px;max-width:200px}.question-form{min-height:1250px}}
@media(max-width:600px){.site-header{display:block}.site-header .wordmark{display:inline-block;font-size:21px}.site-header nav{margin-top:20px;max-width:none;justify-content:flex-start;gap:10px 16px}}

/* FSNS visual publication layout */
.brand-wordmark{display:block;width:260px;max-width:100%;height:auto;background:#fff;border-radius:2px}.site-footer .brand-wordmark{width:255px}.brand-monogram{width:56px;height:56px;margin-bottom:18px;border-radius:50%}.site-header{padding-block:18px}.hero-visual{grid-template-columns:1fr 1.15fr;gap:54px;align-items:center;padding-block:58px}.hero-visual h1{font-size:clamp(38px,4.2vw,59px)}.hero-photograph{margin:0}.hero-photograph img{width:100%;height:auto;aspect-ratio:1.395;object-fit:contain;background:white}.hero-photograph figcaption{font-size:10px;line-height:1.65}.cockpit-feature,.perspective-strip{display:grid;grid-template-columns:1fr 1.15fr;gap:50px;align-items:center;padding:40px;background:#e7eef2}.cockpit-feature figure,.perspective-strip figure{margin:0}.cockpit-feature img,.perspective-strip img{width:100%;height:auto}.cockpit-feature p,.perspective-strip p{font-size:16px}.perspective-strip{grid-template-columns:1.1fr 1fr;background:none;border-top:1px solid #a9c7de;padding-inline:0;margin-bottom:55px}.publication-note{grid-column:1/-1;max-width:720px;border-left:3px solid #326c96;padding-left:25px}.publication-note h3{margin-top:0}.visual-pack{max-width:900px;width:calc(100% - 40px);margin:0 auto}.flight-notebook{margin:40px 0;padding:28px;background:#f0f3f3;border:1px solid #c5d5de;border-radius:4px;break-inside:avoid}.flight-notebook>.eyebrow{margin-bottom:10px}.flight-notebook h3{font-size:27px!important;margin:0 0 20px!important}.flight-notebook h4{font-family:Inter,Arial,sans-serif;font-size:15px;line-height:1.4;margin:0 0 10px}.flight-notebook p{font-size:15px;line-height:1.75}.flight-notebook figure{margin:22px 0}.flight-notebook img{margin:0;width:100%;height:auto}.flight-notebook figcaption{font-size:11px;line-height:1.7;margin-top:12px}.notebook-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px;margin-top:24px}.notebook-cards>div{background:#fff;padding:18px;border-top:2px solid #326c96}.notebook-cards p{font-size:13px;margin:0}.teaching-diagram{width:100%;height:auto;display:block}.photo-pair{display:grid;grid-template-columns:1fr 1fr;gap:18px}.zoom-image{display:block}.flight-notebook .small{font-size:11px}.gh-content .flight-notebook img{margin:0}.gh-content .flight-notebook h3{margin-top:0}.site-header .wordmark{flex-shrink:0}
@media(max-width:900px){.hero-visual{grid-template-columns:1fr;gap:30px}.hero-photograph{max-width:700px}.cockpit-feature,.perspective-strip{gap:28px;padding:26px}.brand-wordmark{width:220px}.notebook-cards{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.site-header{display:block}.site-header .brand-wordmark{width:235px;margin-bottom:16px}.site-header nav{max-width:none;justify-content:flex-start;gap:14px}.site-header nav a{font-size:12px}.hero-visual{padding-block:35px}.hero-visual h1{font-size:39px}.cockpit-feature,.perspective-strip{grid-template-columns:1fr;padding:24px}.perspective-strip{padding-inline:0}.cockpit-feature h2,.perspective-strip h2{font-size:31px}.notebook-cards,.photo-pair{grid-template-columns:1fr}.flight-notebook{padding:18px;margin-block:30px}.flight-notebook h3{font-size:25px!important}.teaching-diagram{min-width:0}.visual-pack{width:calc(100% - 36px)}}

.diagram-scroll{max-width:100%;overflow-x:auto}.diagram-hint{display:none}@media(max-width:600px){.diagram-scroll .teaching-diagram{min-width:640px}.diagram-hint{display:block}}

.diagram-detail{display:block}.diagram-detail .teaching-diagram{width:100%;min-width:0;height:auto}.diagram-caption{margin-top:10px!important}@media(max-width:600px){.diagram-detail .teaching-diagram{min-width:0}}

/* FSNS logo transparency fix */
.brand-wordmark,
img.brand-wordmark,
.site-logo,
.site-logo img {
  background: transparent !important;
  background-color: transparent !important;
  box-shadow: none !important;
  border: none !important;
}

img.brand-wordmark {
  display: block;
  width: 260px;
  max-width: 100%;
  height: auto;
  object-fit: contain;
  border-radius: 0 !important;
}

/* Native Ghost homepage content. Existing publication styles remain unchanged. */
.screen-reader-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.home-editor-content{padding-top:38px;display:flow-root}
.home-editor-content>p,.home-editor-content>h2,.home-editor-content>h3,.home-editor-content>ul,.home-editor-content>ol{max-width:800px;margin-inline:auto}
.home-editor-content>h2{margin-top:55px;font-size:38px}
.home-editor-content>.kg-header-card{width:100%;max-width:100%;margin:0 0 34px;left:auto;right:auto}
.home-editor-content .kg-header-card-heading{font-family:var(--gh-font-heading,Playfair),Georgia,serif;font-weight:400;font-size:clamp(38px,4.2vw,59px);line-height:1.15;letter-spacing:-.035em}
.home-editor-content .kg-header-card-subheading{font-family:var(--gh-font-body,Inter),Arial,sans-serif;font-size:20px;line-height:1.75}
.home-editor-content .kg-header-card-button{font-family:var(--gh-font-body,Inter),Arial,sans-serif;font-size:14px;border-radius:3px}
.home-editor-content .kg-header-card-image{height:auto;max-width:100%}
.home-latest{border-top:1px solid #10263824;margin-top:55px}
@media(max-width:600px){.home-editor-content{padding-top:28px}.home-editor-content>h2{font-size:31px}.home-editor-content .kg-header-card-heading{font-size:39px}.home-latest{margin-top:38px}}

/* Match the existing FSNS hero while retaining native editor cards. */
.editable-home .kg-header-card.kg-layout-split{min-height:0;padding:0;margin-top:20px;margin-bottom:28px}
.editable-home .kg-header-card.kg-layout-split .kg-header-card-content{min-height:0;display:grid;grid-template-columns:1fr 1.15fr;gap:54px;padding:0;align-items:center}
.editable-home .kg-header-card.kg-layout-split picture{grid-column:2;grid-row:1}
.editable-home .kg-header-card.kg-layout-split .kg-header-card-text{grid-column:1;grid-row:1;padding:0;min-height:0}
.editable-home .kg-header-card-heading{color:#102638!important;font-weight:400!important}
.editable-home .kg-header-card-subheading{color:#586772!important}
.editable-home .kg-header-card-button{background:#102638!important;color:#fff!important;font-weight:400}
@media(max-width:900px){.editable-home .kg-header-card.kg-layout-split .kg-header-card-content{grid-template-columns:1fr;gap:28px}.editable-home .kg-header-card.kg-layout-split picture{grid-column:1;grid-row:2}.editable-home .kg-header-card.kg-layout-split .kg-header-card-text{grid-column:1;grid-row:1}}

/* Searchable FAQ: native Ghost Toggle cards retain all editorial content. */
.fsns-faq{max-width:960px;padding-top:42px}.fsns-faq h1{font-size:clamp(32px,4vw,46px);margin-bottom:22px}.fsns-faq .gh-content{font-size:16px;line-height:1.7}.fsns-faq .gh-content>p{max-width:760px;margin:0 0 15px}.fsns-faq .gh-content>p:empty{display:none}.fsns-faq .gh-content>h2{font-size:22px;margin:29px 0 12px;color:#102638}.fsns-faq .kg-toggle-card{margin:0 0 9px;border:1px solid #cfdae0;border-radius:6px;padding:0;background:#fff;box-shadow:none}.fsns-faq .kg-toggle-heading{padding:15px 18px;cursor:pointer;gap:18px;align-items:center}.fsns-faq .kg-toggle-heading-text{font-family:Inter,Arial,sans-serif;font-size:16px!important;line-height:1.45;font-weight:700;margin:0!important;color:#102638}.fsns-faq .kg-toggle-card-icon{width:28px;height:28px;flex-shrink:0;border-radius:50%;color:#326c96}.fsns-faq .kg-toggle-content{font-size:15px;line-height:1.75;padding:0 18px}.fsns-faq .kg-toggle-content p{font-size:15px;line-height:1.75;margin-bottom:14px}.fsns-faq .kg-toggle-card[data-kg-toggle-state="open"] .kg-toggle-content{padding-bottom:4px}.fsns-faq [hidden]{display:none!important}.faq-tools{padding:22px;background:#e7eef2;border-radius:7px;margin:25px 0}.faq-tools label{display:block;font-size:16px;font-weight:700;margin-bottom:9px}.faq-search-row{display:flex;gap:9px}.faq-search-row input{width:100%;min-width:0;border:1px solid #a0b5c3;border-radius:4px;padding:11px 13px;background:#fff;color:#102638;font-size:16px}.faq-tools button{border:1px solid #b7c9d4;border-radius:20px;padding:7px 12px;background:#fff;color:#102638;font-size:12px;line-height:1.5;cursor:pointer}.faq-tools button[aria-pressed="true"]{background:#102638;border-color:#102638;color:#fff}.faq-categories{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}.faq-count{font-size:12px;margin:12px 0 0;color:#586772}.faq-empty{font-size:15px;padding:20px;background:#e7eef2}.faq-end{display:flex;flex-wrap:wrap;gap:15px 30px;margin-top:30px;padding-top:20px;border-top:1px solid #cfdae0;font-size:13px}.fsns-faq button:focus-visible,.fsns-faq input:focus-visible{outline:3px solid #326c96;outline-offset:3px}@media(max-width:600px){.fsns-faq{padding-top:28px}.faq-tools{padding:16px}.fsns-faq .kg-toggle-heading{padding:13px}.fsns-faq .kg-toggle-heading-text{font-size:15px!important}.fsns-faq .kg-toggle-content{padding-inline:13px}.faq-search-row{gap:6px}}