/* Shared STHNLAB design, adapted from the supplied Case 8 project. */
:root{--paper:#f5f5f0;--surface:#fff;--surface-2:#eef1ed;--ink:#172e32;--ink-2:#5a6d70;--ink-3:#697b7d;--rule:#d9e1dc;--rule-2:#b9c9c2;--accent:#126b68;--accent-soft:#e2eeea;--accent-ink:#115b59;--ok:#1c7049;--warn:#8a5b00;--warn-soft:#f6ebd3;--gap:#a03330;--serif:"IBM Plex Serif",Georgia,serif;--sans:"IBM Plex Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--mono:"IBM Plex Mono",ui-monospace,Consolas,monospace;--muted:var(--ink-2);--line:var(--rule);--wash:var(--surface-2);--bg:var(--paper);--green:var(--accent);--lime:var(--accent-soft)}
@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--paper:#101c20;--surface:#17272b;--surface-2:#213337;--ink:#e8ede6;--ink-2:#a4b5b5;--ink-3:#929caa;--rule:#2b4143;--rule-2:#577673;--accent:#8aceb7;--accent-soft:#1d3636;--accent-ink:#a1dfcd;--ok:#55c089;--warn:#d9a443;--warn-soft:#33270f;--gap:#e07772;color-scheme:dark}}
:root[data-theme=dark]{--paper:#101c20;--surface:#17272b;--surface-2:#213337;--ink:#e8ede6;--ink-2:#a4b5b5;--ink-3:#929caa;--rule:#2b4143;--rule-2:#577673;--accent:#8aceb7;--accent-soft:#1d3636;--accent-ink:#a1dfcd;--ok:#55c089;--warn:#d9a443;--warn-soft:#33270f;--gap:#e07772;color-scheme:dark}
html,body{background:var(--paper);color:var(--ink);font-family:var(--sans)}
body{line-height:1.6}h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.25;text-wrap:balance}h1{letter-spacing:-.025em}a{color:var(--accent-ink);text-underline-offset:4px}a:hover{color:var(--accent)}
button,input,select,textarea{font-family:var(--sans);color:var(--ink);border-color:var(--rule-2);border-radius:7px}input,select,textarea,button.secondary{background:var(--surface)}button{background:var(--surface);border-color:var(--rule-2)}button:hover{background:var(--accent-soft);border-color:var(--accent)}button.primary{background:var(--accent);color:var(--surface)}:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
header{background:var(--surface);border-color:var(--rule)}.eyebrow,.step,.section-number,.label{font-family:var(--mono);color:var(--accent-ink);letter-spacing:.08em}.intro,.lead,.scope-note,.notice,.methods p:not(.step),.method-grid p,.trial-meta,.trial-item pre,#trial-message,.auto-item pre,.card p,.stat span{color:var(--ink-2)}
.site-nav{display:flex;align-items:center;gap:22px;flex-wrap:wrap;padding:14px max(20px,calc((100vw - 1280px)/2));margin:0;background:var(--surface);border-bottom:1px solid var(--rule);font:13px/1.5 var(--sans);width:100%}.site-nav a{text-decoration:none;color:var(--ink-2);white-space:nowrap}.site-nav a:first-child{font-family:var(--mono);font-weight:600;letter-spacing:.08em;color:var(--accent-ink);margin-right:auto}.site-nav a:hover{color:var(--accent)}
.portal{display:block;min-height:100vh}.portal-main{max-width:1160px;margin:auto;padding:64px 28px}.portal h1{font-size:clamp(32px,5vw,52px);margin:14px 0 36px}.project-links{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.project-links a{background:var(--surface);border:1px solid var(--rule);border-radius:12px;padding:28px;min-height:210px}.project-links a:hover{background:var(--accent-soft);border-color:var(--accent)}.project-links .featured-project{background:var(--accent-soft);border-color:var(--accent)}.project-links strong{font-family:var(--serif);font-size:30px;line-height:1.2;font-weight:600;color:var(--ink);padding-right:20px}.project-links span{font-family:var(--mono);color:var(--accent-ink)}.project-links small{font-size:14px;color:var(--ink-2);margin-top:8px}.project-links b{color:var(--accent-ink)}
.card,.detail{background:var(--surface);border-color:var(--rule);border-radius:12px}.card.done{background:var(--accent-soft)}.card .owner{color:var(--accent-ink)}.scope-note{border-color:var(--accent)}.reference-note,pre,.duplex{background:var(--surface-2);color:var(--ink)}th{background:var(--surface);color:var(--ink-2)}tbody tr:hover,tbody tr.selected{background:var(--accent-soft)}.badge{color:var(--ink-2)}
@media(max-width:640px){.site-nav{gap:10px 18px;padding:12px 18px}.site-nav a:first-child{flex-basis:100%}.portal-main{padding:32px 20px}.project-links{grid-template-columns:1fr}.project-links a{padding:23px;min-height:180px}.project-links strong{font-size:27px}h1{overflow-wrap:break-word}.wrap{padding-left:18px;padding-right:18px}.wrap>div[style*="grid"]{grid-template-columns:1fr!important}}
@media print{.site-nav{display:none}html,body{background:white;color:black}}

/* Research navigation and consistent working surfaces. */
.site-nav{padding-block:18px;background:var(--paper);gap:26px;border-bottom:1px solid var(--rule)}.site-nav a:first-child{font-size:17px;letter-spacing:.04em}.site-nav a:last-child{color:var(--accent-ink);border:1px solid var(--rule-2);border-radius:5px;padding:7px 12px;font-size:11px}.workspace{padding-top:42px}.scope-note{border-left-width:3px;background:var(--accent-soft);border-radius:0 7px 7px 0;padding:14px 18px}.layout>aside{border-color:var(--rule)}.pane,.panel{border-color:var(--rule)}
@media(max-width:640px){.site-nav{gap:12px 18px;padding:14px 18px}.site-nav a:first-child{flex-basis:100%}.site-nav a{font-size:11px}.site-nav a:last-child{font-size:10px;padding:5px 8px}}

/* Atlas working pages: ruled surfaces, compact controls and source typography. */
.site-nav{border-bottom-color:var(--rule-2);padding-block:16px}.site-nav a:first-child{font-family:var(--sans);font-size:19px;font-weight:700;letter-spacing:-.05em}.site-nav a:last-child{border-radius:0}.detail,.scope-note,.pane,.reference-note,.panel{border-radius:0}button,input,select,textarea{border-radius:2px}.eyebrow,.step,.section-number{font-size:10px;letter-spacing:.09em}h1,h2{font-weight:400}.scope-note{background:transparent;padding-left:14px;border-left-width:2px}.workspace{padding-top:30px}th{font-family:var(--mono);font-size:10px}.table-scroll,.table-wrap{border-color:var(--rule-2)}.wrap{max-width:1000px}

/* Global navigation has one hierarchy; the last item is not an unrelated call to action. */
.site-nav a:last-child{border:0;border-radius:0;padding:0;font:inherit;color:var(--ink-2)}.site-nav a[aria-current="page"]{color:var(--accent-ink);text-decoration:underline;text-underline-offset:6px}.site-nav a:first-child{color:var(--accent-ink)}