/* DST editorial identity: navy, white, steel and restrained brass */
:root{--ink:#112b43;--blue:#17557a;--muted:#4a5c6b;--line:#d5dfe6;--wash:#f2f5f7;--accent:#b69a59}
body{font-family:Arial,Helvetica,sans-serif;line-height:1.7;-webkit-font-smoothing:antialiased}h1,h2,h3{letter-spacing:-.035em}h1{font-size:clamp(2.8rem,5.1vw,4.7rem);line-height:1.06}h2{font-size:clamp(2rem,3.2vw,3rem)}p{max-width:76ch}.wrap{width:min(1240px,calc(100% - 96px))}.publisher-bar{border-bottom:0;background:#0b2033;font-size:.8125rem}.publisher-bar .wrap{padding-block:10px}.publisher-bar span:last-child{color:#cbd8e1}header{padding:24px max(48px,calc((100% - 1240px)/2));gap:30px}header nav{gap:23px}header nav a{font-size:.875rem}.brand .dst-logo{width:260px}.nav-contact{background:var(--ink);color:#fff;padding:11px 20px;border:0;border-radius:4px}
.hero{position:relative;width:100%;margin:0;padding:70px max(48px,calc((100% - 1240px)/2)) 72px;grid-template-columns:minmax(0,1.5fr) minmax(320px,1fr);gap:72px;background:linear-gradient(120deg,#0e263b,#173b56);color:white;border-bottom:4px solid var(--accent)}.hero .breadcrumb{color:#c5d6e1;font-size:.8125rem;margin-bottom:30px}.hero .eyebrow{color:#c8b17c;font-size:.8125rem;letter-spacing:.13em}.hero-subtitle{color:#edf3f7;font-size:1.45rem;line-height:1.45;max-width:580px;font-weight:600}.hero .intro{color:#d1dfe8;font-size:1.0625rem;line-height:1.8}.hero .primary{background:#fff;color:var(--ink);border-color:#fff}.hero .secondary{background:transparent;color:#fff;border-color:#90a6b7}.hero .primary:hover{background:#e7edf2}.hero .secondary:hover{background:#244c67}.publication-meta{border-color:#496174;gap:20px;font-size:.8125rem}.publication-meta span{color:#b9ccd9}.publication-meta strong{font-weight:500;color:#f5f8fa}.hero-panel{background:#fff;color:var(--ink);border:0;border-radius:6px;padding:32px;box-shadow:0 18px 50px #04111c35}.hero-panel .eyebrow{color:var(--blue)}.hero-panel h2{font-size:1.6rem}.principle{gap:17px;padding-top:22px}.principle>span{background:#edf3f6;flex:0 0 34px;height:34px;display:grid;place-items:center;border-radius:50%;font-size:.8125rem}.principle p{font-size:.9375rem}.panel-foot{font-size:.875rem}.contents-nav{gap:10px}.contents-nav a{font-size:.875rem;color:var(--blue)}
.button{border-radius:4px;min-height:52px;padding:13px 22px;font-size:.9375rem;box-shadow:0 2px 0 #0b203310}.button:active{box-shadow:none}.button.secondary{border-color:#a8b9c6}.status-band{background:#edf3f6;border-bottom:1px solid var(--line);border-top:0}.status-band .wrap{padding-block:23px;grid-template-columns:145px 1fr 205px;gap:28px}.status-band strong{font-size:.9375rem}.start-here{padding-block:48px}.start-here>div:first-child{display:flex;align-items:baseline;gap:28px}.start-here .eyebrow{margin-bottom:0}.start-here h2{margin-bottom:25px;font-size:1.75rem}.reader-routes{gap:20px}.reader-routes a{border:1px solid var(--line);border-left:4px solid var(--blue);padding:24px;border-radius:4px;transition:background .15s,border-color .15s}.reader-routes strong{font-size:1.125rem;letter-spacing:-.02em}.reader-routes span{font-size:.9375rem}.reader-routes a:hover{border-color:#8fa8b9;background:#f2f6f8}.section{padding-block:88px}.section-heading{gap:20px 80px;margin-bottom:48px}.section-heading .eyebrow{font-size:.8125rem}.section-heading>p:last-child{font-size:1.0625rem;line-height:1.8}.framework-layout{gap:60px}.definition{background:#f2f6f8;padding:30px;border-left:4px solid var(--blue);border-radius:0 4px 4px 0}.definition h3{font-size:1.65rem}.framework-grid{gap:25px}.framework-grid article{border-top:2px solid var(--line);padding-top:22px}.framework-grid .number{color:#6d7e8b;font-size:.8125rem}.framework-grid h3{font-size:1.375rem}.framework-grid p{font-size:1rem}.cards{gap:24px}.cards article{border:1px solid var(--line);border-top:3px solid var(--blue);border-radius:4px;padding:30px}.cards h3{font-size:1.45rem}.cards p{font-size:1rem}.category{font-size:.8125rem}.keyspot{background:white;padding:30px;border:1px solid var(--line);border-radius:6px;grid-template-columns:minmax(270px,1fr) minmax(0,2fr);gap:24px 40px;margin-top:30px}.keyspot p{font-size:1rem}.keyspot .eyebrow{font-size:.8125rem;line-height:1.5}.keyspot-logo{width:100px;height:100px}.keyspot .button{grid-column:2}.evidence-lead{border-radius:0 6px 6px 0;padding:38px}.evidence-list .resource{padding:25px;border:1px solid var(--line);border-radius:4px;margin-bottom:20px}.evidence-list .resource h3{font-size:1.4rem}.resource-label{font-size:.8125rem}.trial-statement,.independent-context{border-radius:4px;padding:30px}.trial-statement{background:#f5f8fa}.trial-statement h3,.independent-context h3{margin-bottom:16px}.trial-statement p+p{margin-top:16px}.evidence-register h3{margin-bottom:15px}table{font-size:.9375rem;border:1px solid var(--line)}thead th{background:var(--ink);color:white}tbody tr:nth-child(even){background:#f5f8fa}.research-note{background:#f2f6f8;padding:28px;border:0;border-left:3px solid var(--accent)}.reference-request{padding:36px;border-radius:6px;border-left:4px solid var(--blue);max-width:940px}.reference-request h3{font-size:1.65rem}.small-note{font-size:.875rem}.governance-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px}.governance-grid article{padding:28px;background:#f5f8fa;border-top:3px solid #56778e;border-radius:3px}.governance-grid h3{font-size:1.3rem}.governance-grid p{font-size:1rem}.governance-feedback{grid-column:1/-1;margin-top:0}.faq-list{max-width:960px}.faq-list details{background:white;padding:22px 26px;border:1px solid var(--line);margin-bottom:12px;border-radius:4px}.faq-list summary{font-size:1.125rem}.terms dt{font-size:1rem}.terms dd{font-size:1rem}.contact-section{background:#112d44;border-top:4px solid var(--accent);padding-block:80px}.contact-section form .small-note{font-size:.875rem;line-height:1.7}.contact-section input,.contact-section textarea{border-radius:4px;border:1px solid #cdd5dd}.contact-section aside{background:#1b3b53;padding:30px;border:1px solid #506779;border-radius:6px;align-self:start}.contact-section aside h3{font-size:1.4rem}footer{padding-block:35px;font-size:.875rem}footer p{font-size:.875rem}.review-steps li{gap:24px;padding:26px 0}.review-steps li:before{background:var(--ink);color:#fff;border-radius:4px}.review-steps p{margin-top:10px}
@media(max-width:1100px){header{padding:22px 28px;gap:18px}.brand .dst-logo{width:220px}header nav{gap:14px}.wrap{width:calc(100% - 56px)}.hero{width:100%;padding:52px 28px;gap:35px;grid-template-columns:minmax(0,1.25fr) minmax(290px,1fr)}.hero-panel{padding:25px}.status-band .wrap{grid-template-columns:120px 1fr}.status-band a{grid-column:2}.keyspot{gap:24px}.section{padding-block:65px}}
@media(max-width:900px){.keyspot{grid-template-columns:1fr}.keyspot .button{grid-column:1}.contact-layout{gap:35px}.hero{gap:28px}.hero h1{font-size:3.15rem}.framework-layout{gap:30px}}
@media(max-width:760px){.wrap{width:calc(100% - 44px)}header{padding:20px 22px}.brand .dst-logo{width:200px}.menu-button{min-height:44px;padding:8px 14px}.hero{width:100%;padding:36px 22px 40px;grid-template-columns:1fr;gap:30px}.hero h1{font-size:clamp(2.6rem,10vw,3.8rem)}.hero .breadcrumb{line-height:1.5;margin-bottom:24px}.hero-subtitle{font-size:1.25rem}.hero .intro{font-size:1rem}.hero-panel{padding:25px}.publication-meta{grid-template-columns:1fr 1fr}.hero .actions{gap:12px}.status-band .wrap{display:block}.status-band a{display:inline-block;margin-top:8px}.start-here{padding-block:32px}.start-here>div:first-child{display:block}.start-here .eyebrow{margin-bottom:12px}.reader-routes{grid-template-columns:1fr;gap:14px}.reader-routes a{padding:20px}.section{padding-block:48px}.section-heading{margin-bottom:30px}.section-heading h2{font-size:2.2rem}.section-heading>p:last-child{font-size:1rem}.framework-layout{grid-template-columns:1fr}.framework-grid{grid-template-columns:1fr}.definition{padding:25px}.cards{grid-template-columns:1fr;gap:18px}.cards article{padding:25px}.keyspot{padding:22px}.keyspot-identity{gap:18px}.keyspot p{margin:0}.keyspot-logo{width:88px;height:88px}.evidence-lead{padding:26px}.evidence-list .resource{padding:22px}.trial-statement,.independent-context{padding:22px}.research-note{padding:22px}.reference-request{padding:25px}.governance-grid{grid-template-columns:1fr;gap:18px}.governance-grid article{padding:24px}.faq-list details{padding:20px}.terms dl{grid-template-columns:1fr}.contact-section{padding-block:48px}.contact-layout{grid-template-columns:1fr}.contact-section aside{padding:24px}footer{display:block}.review-steps li{gap:16px}.review-steps h3{font-size:1.25rem}}
@media print{.hero{background:white;color:var(--ink);padding:30px 0}.hero .intro,.hero-subtitle,.hero .breadcrumb,.publication-meta strong,.publication-meta span{color:var(--ink)}.section{padding-block:24px}.hero-panel,.actions{display:none}.wrap{width:100%}.governance-grid{grid-template-columns:1fr}}

/* Light institutional palette */
.publisher-bar{background:#e8eff4;color:#18364e;border-bottom:1px solid #d5e0e8}.publisher-bar span:last-child{color:#526879}
.hero{background:linear-gradient(120deg,#f5f8fa,#e5eef4);color:var(--ink);border-bottom:3px solid #c0d1dc}.hero .breadcrumb{color:#526879}.hero .eyebrow{color:#356680}.hero-subtitle{color:#173b54}.hero .intro{color:#465e70}.hero .primary{background:#204b68;color:white;border-color:#204b68}.hero .primary:hover{background:#173b54}.hero .secondary{background:#fff;color:#204b68;border-color:#a8bfce}.hero .secondary:hover{background:#edf4f8}.publication-meta{border-color:#c4d3de}.publication-meta span{color:#536c7e}.publication-meta strong{color:#193c56}.hero-panel{box-shadow:0 12px 34px #284d6810;border:1px solid #d4e1e9}.status-band{background:#f6f9fb}.contact-section{background:#eaf1f6;color:var(--ink);border-top:3px solid #c0d1dc}.contact-section .eyebrow{color:#356680}.contact-section p,.contact-section ul{color:#465e70}.contact-section aside{background:#fff;border-color:#cfdee8}.contact-section form .light{background:#204b68;color:#fff;border-color:#204b68}.contact-section input,.contact-section textarea{border-color:#adbfcc}.contact-section input:focus-visible,.contact-section textarea:focus-visible{outline-color:#467c9e}thead th{background:#e0eaf1;color:#18364e}.review-steps li:before{background:#dce9f1;color:#1c4662}.nav-contact{background:#204b68}

/* Concise evidence-led opening */
.hero{padding-top:54px;padding-bottom:54px;align-items:center}.hero-panel{padding:28px}.hero-panel .panel-foot{margin-top:22px}.early-evidence{display:grid;grid-template-columns:1fr 1.6fr;gap:55px;padding-block:42px}.early-evidence .eyebrow{margin-bottom:12px}.early-evidence h2{font-size:1.75rem}.trial-copy{font-size:1.125rem;line-height:1.7;color:#23455f}.early-evidence .small-note{margin:14px 0}.start-here{border-bottom:0}.reader-routes a{background:transparent;border:0;border-top:2px solid #bdcfdc;border-radius:0;padding:20px 0}.reader-routes a:hover{background:transparent;border-color:#467690}.governance-grid article{background:transparent;padding:24px 0;border-radius:0}.governance-feedback{background:#f2f6f8}@media(max-width:760px){.hero{padding-top:32px;padding-bottom:36px}.early-evidence{grid-template-columns:1fr;gap:20px;padding-block:30px}.trial-copy{font-size:1rem}.early-evidence h2{font-size:1.65rem}}