:root {
      --ink:#17201c; --muted:#637069; --line:#dce3de; --paper:#ffffff;
      --wash:#f6f8f5; --green:#1d6047; --green-dark:#154c38; --soft:#e8f1ec;
      --amber:#704b12; --amber-soft:#fff5dc; --max:1120px;
      font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
      color:var(--ink); background:var(--wash);
    }
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;background:var(--wash)}
    button{font:inherit;cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #79ad92;outline-offset:3px}.skip-link{position:fixed;left:12px;top:8px;z-index:1000;transform:translateY(-160%);padding:10px 13px;border-radius:8px;background:white;color:#123f2d;font-weight:850}.skip-link:focus{transform:none}
    .hidden{display:none!important}.brand{display:flex;align-items:center;gap:10px;font-weight:850;letter-spacing:-.02em;text-decoration:none}
    .mark{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:var(--green);color:white;font-weight:850}
    .eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:11px;font-weight:850;color:var(--green)}

    .choice{min-height:100vh;display:grid;grid-template-rows:auto 1fr auto;padding:24px;max-width:680px;margin:auto}.choice-header{display:flex;align-items:center;justify-content:space-between;gap:16px}.choice-language-trigger{display:inline-flex;align-items:center;gap:7px;border:1px solid #235f86;background:#235f86;color:white;padding:10px 13px;border-radius:11px;font-size:12px;font-weight:850;white-space:nowrap;box-shadow:0 5px 16px rgba(35,95,134,.22)}.choice-language-trigger:hover{background:#123f5d}.choice-language-trigger .chevron{font-size:11px;opacity:.9}
    .choice-main{align-self:center;padding:44px 0}.scope-label{display:inline-flex;padding:7px 11px;border-radius:999px;background:var(--soft);color:var(--green);font-size:12px;font-weight:800}
    .choice h1{font-size:clamp(36px,7vw,58px);line-height:1.02;letter-spacing:-.05em;margin:18px 0 14px;max-width:620px}
    .choice .lead{font-size:17px;line-height:1.55;color:var(--muted);max-width:600px;margin:0 0 30px}.choice .lead strong{color:var(--ink)}
    .choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.choice-card{text-align:left;padding:19px;border:1px solid var(--line);border-radius:18px;background:white;display:flex;gap:14px;align-items:flex-start;box-shadow:0 7px 24px rgba(27,57,43,.04)}
    .choice-card:hover{border-color:#a9c7b7}.choice-icon{width:40px;height:40px;flex:none;border-radius:12px;background:var(--soft);color:var(--green);display:grid;place-items:center;font-weight:850}
    .choice-card b{display:block;font-size:17px;margin:1px 0 5px}.choice-card span span{display:block;color:var(--muted);line-height:1.4;font-size:14px}.fine{font-size:13px;color:var(--muted);text-align:center;margin:20px 0 0}
    .choice-footer{font-size:12px;color:var(--muted);padding:18px 0;text-align:center}.choice-footer a{color:var(--green);text-decoration:none;margin:0 5px}.choice-footer a:hover{text-decoration:underline}

    .app{min-height:100vh}.site-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
    .header-inner{max-width:var(--max);height:70px;margin:auto;padding:0 22px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .header-actions{display:flex;align-items:center;gap:12px}.desktop-nav{display:flex;gap:6px;align-items:center}.desktop-nav button,.desktop-nav>a:not(.support-nav){border:0;background:transparent;color:var(--muted);padding:8px 10px;border-radius:9px;font-weight:700;font-size:14px;text-decoration:none}.desktop-nav button.active,.desktop-nav>a[aria-current="page"]{color:var(--green);background:var(--soft)}.support-nav{display:inline-flex;align-items:center;column-gap:4px;text-decoration:none;padding:9px 12px;border-radius:8px;background:#d7bd78;color:#173427;font-size:13px;font-weight:850;white-space:nowrap}.support-nav:hover{background:#e4cf94}
    .desktop-layout-toggle{border:1px solid var(--line);background:white;color:var(--green);padding:8px 11px;border-radius:10px;font-size:12px;font-weight:800;white-space:nowrap}.desktop-layout-toggle:hover{border-color:#b8cfc3;background:#fbfdfb}.desktop-layout-toggle[aria-pressed="true"]{background:var(--soft);border-color:#bdd6c9}
    .language-trigger{border:1px solid var(--line);background:white;color:var(--green);padding:8px 11px;border-radius:10px;font-size:12px;font-weight:800;white-space:nowrap}.language-trigger:hover{border-color:#b8cfc3;background:var(--soft)}
    .mode-toggle{display:flex;background:var(--wash);padding:3px;border:1px solid var(--line);border-radius:11px}.mode-toggle button{border:0;background:transparent;padding:7px 10px;border-radius:8px;color:var(--muted);font-size:12px;font-weight:800}.mode-toggle button.active{background:white;color:var(--green);box-shadow:0 1px 4px rgba(0,0,0,.09)}
    .site-main{max-width:var(--max);margin:auto;padding:0 22px 70px}.screen{display:none}.screen.active{display:block}

    .hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);gap:54px;align-items:center;padding:68px 0 46px}
    h1{font-size:clamp(42px,5.5vw,68px);line-height:.99;letter-spacing:-.055em;margin:13px 0 20px}h2{font-size:28px;line-height:1.14;letter-spacing:-.035em;margin:0}h3{font-size:17px;margin:0;letter-spacing:-.015em}
    .intro{font-size:18px;line-height:1.55;color:var(--muted);max-width:670px;margin:0 0 18px}.scope-note{display:grid;gap:10px;background:var(--soft);border:1px solid #cfe0d7;border-radius:14px;padding:14px;max-width:650px}.scope-note-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.scope-note-head b{color:var(--green);font-size:13px}.scope-note-head span{color:var(--muted);font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}.scope-aims{display:grid;grid-template-columns:1fr 1fr;gap:8px}.scope-aim{display:grid;grid-template-columns:28px 1fr;gap:9px;align-items:start;background:rgba(255,255,255,.78);border:1px solid #cfe0d7;border-radius:11px;padding:11px}.scope-aim-link{color:inherit;text-decoration:none;transition:border-color .16s,transform .16s,box-shadow .16s}.scope-aim-link:hover{border-color:#9fbfae;transform:translateY(-1px);box-shadow:0 7px 18px rgba(29,96,71,.08)}.scope-aim-link:focus-visible{outline:3px solid #a9d2bd;outline-offset:3px}.scope-aim-number{width:27px;height:27px;display:grid;place-items:center;border-radius:9px;background:var(--green);color:white;font-size:12px;font-weight:850}.scope-aims>:nth-child(2) .scope-aim-number{background:#e9d59f;color:#5d491d}.scope-aim b{display:block;color:var(--green);font-size:12px;line-height:1.25}.scope-aim p{margin:4px 0 0;color:#4e5e56;font-size:12px;line-height:1.42}.scope-guardrail{margin:0;color:#607068;font-size:11px;line-height:1.4}
    .hero-actions{display:flex;gap:10px;margin-top:24px}.hero-actions .primary,.device-hero-invite a:first-child{width:267px;max-width:100%;box-sizing:border-box;justify-content:center}.device-hero-invite{display:grid;gap:12px;margin-top:18px;padding:14px 15px;border:1px solid rgba(215,189,120,.58);border-radius:12px;background:rgba(255,255,255,.07)}.device-hero-invite span{display:block;color:#d9bf78;font-size:9px;font-weight:900;letter-spacing:.09em;text-transform:uppercase}.device-hero-invite b{display:block;margin-top:5px;color:#fff;font-size:15px;line-height:1.3}.device-hero-invite p{margin:5px 0 0;color:#d5e2e9;font-size:12px;line-height:1.48}.device-hero-invite nav{display:flex;gap:8px;flex-wrap:wrap}.device-hero-invite a{display:inline-flex;align-items:center;min-height:36px;padding:7px 10px;border:1px solid #8ba9ba;border-radius:8px;color:#fff;font-size:11px;font-weight:850;text-decoration:none}.device-hero-invite a:first-child{min-height:44px;padding:12px 16px;border-radius:12px;background:#d7bd78;border-color:#d7bd78;color:#183043;font-size:13px}.device-hero-invite a:hover{background:rgba(255,255,255,.1)}.device-hero-invite a:first-child:hover{background:#e4cf94}.scope-aims-single{grid-template-columns:1fr!important}.primary,.secondary{border-radius:12px;padding:12px 16px;font-weight:800}.hero-actions a.primary,.hero-actions a.secondary{display:inline-flex;align-items:center;justify-content:center;text-decoration:none}.primary{border:1px solid var(--green);background:var(--green);color:white}.primary:hover{background:var(--green-dark)}.secondary{border:1px solid var(--line);background:white;color:var(--green)}
    .hero-question{display:block;margin-top:12px;color:#fffdf7;font-family:Georgia,"Times New Roman",serif;font-size:clamp(25px,2.35vw,37px);font-weight:700;line-height:1.12;letter-spacing:-.025em}.hero-discovery{max-width:720px;font-size:17px;line-height:1.62;color:#dce9f0;margin:16px 0 0}.hero-discovery strong{color:#fff}.evidence-signals{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:22px;max-width:720px}.evidence-signal{min-width:0;padding:12px 13px;border:1px solid rgba(210,229,240,.28);border-radius:10px;background:rgba(255,255,255,.075)}.evidence-signal b{display:block;color:#fff;font-size:15px;line-height:1.25}.evidence-signal span{display:block;margin-top:3px;color:#c8dae4;font-size:10px;line-height:1.35;text-transform:uppercase;letter-spacing:.055em}.newcomer-note{max-width:720px;margin:12px 0 0;color:#bcd0dc;font-size:11px;line-height:1.45}
    .hero-search{display:flex;gap:8px;margin-top:18px;max-width:650px;background:white;border:1px solid var(--line);border-radius:14px;padding:7px;box-shadow:0 8px 28px rgba(26,54,41,.05)}.hero-search input{min-width:0;flex:1;border:0;padding:8px 9px;font:inherit;color:var(--ink)}.hero-search:focus-within{outline:3px solid #79ad92;outline-offset:3px}.hero-search button{padding:10px 14px}
    .topic-filter{display:block;min-width:0;margin:0 0 14px;padding:0 0 14px;border:0;border-bottom:1px solid var(--line)}.topic-filter-label{display:block;width:100%;padding:0;margin:0 0 7px;font-size:11px;font-weight:850;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.topic-filter-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px;padding:4px;border:1px solid #c8d6de;border-radius:10px;background:#e9f0f4}.topic-filter-button{min-width:0;min-height:42px;display:flex;align-items:center;justify-content:space-between;gap:7px;border:1px solid transparent;border-radius:7px;background:transparent;color:#496276;padding:7px 9px;text-align:left;text-decoration:none;font-size:11px;font-weight:800;line-height:1.15}.topic-filter-button:hover{background:rgba(255,255,255,.62);color:var(--green)}.topic-filter-button.active{border-color:#afc4d0;background:#fff;color:var(--green);box-shadow:0 2px 5px rgba(9,34,52,.08)}.topic-filter-button small{flex:none;min-width:28px;padding:3px 5px;border-radius:999px;background:rgba(35,95,134,.08);color:#4b687c;text-align:center;font-size:9px;font-weight:850}.topic-filter-button.active small{background:#e4eef4;color:#235f86}.topic-filter-button:focus-visible{outline:3px solid #a9d2bd;outline-offset:2px}
    .topic-panel{align-self:stretch;background:white;border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:0 18px 50px rgba(26,54,41,.07)}.panel-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:14px}.panel-head span{font-size:12px;color:var(--muted)}
    .topic-list{display:grid;gap:8px}.topic{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid var(--line);background:white;border-radius:13px;padding:13px 14px;text-align:left;color:var(--ink);text-decoration:none}.topic:hover{border-color:#b8cfc3;background:#fbfdfb}.topic .arrow{color:var(--green);font-size:20px}.topic small{display:block;color:var(--muted);margin-top:3px}

    .section{padding:42px 0;border-top:1px solid var(--line)}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-end;margin-bottom:22px}.section-head p{max-width:500px;color:var(--muted);line-height:1.5;margin:0}
    .principles{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.principle{background:white;border:1px solid var(--line);border-radius:17px;padding:20px}.number{width:30px;height:30px;border-radius:9px;background:var(--soft);color:var(--green);display:grid;place-items:center;font-weight:850;margin-bottom:24px}.principle p{color:var(--muted);line-height:1.5;margin:8px 0 0;font-size:14px}
    .snapshot{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.snapshot-card{background:white;border:1px solid var(--line);border-radius:17px;padding:18px}.snapshot-card strong{display:block;font-size:30px;color:var(--green);letter-spacing:-.04em}.snapshot-card span{display:block;color:var(--muted);font-size:13px;line-height:1.4;margin-top:4px}.trust-grid,.definition-grid{display:grid;gap:12px}.trust-grid,.definition-grid{grid-template-columns:repeat(2,1fr)}.trust-grid .card,.definition-grid .card{margin:0}.trust-grid h3,.definition-grid h3{margin-bottom:8px}.trust-grid p,.definition-grid p{color:var(--muted);font-size:14px;line-height:1.5;margin:0}.trust-grid .about-card{grid-column:1/-1}.trust-grid .about-card a{display:inline-block;margin-top:9px}
    .donation-card{display:grid;grid-template-columns:minmax(0,1fr) minmax(290px,360px);gap:28px;align-items:center;background:linear-gradient(135deg,#326b4d 0%,#25583f 100%);border:1px solid #2b6146;border-radius:22px;padding:27px 30px;color:white;box-shadow:0 14px 40px rgba(31,82,57,.16)}.donation-card .eyebrow{color:#bfe0cf}.donation-card p{max-width:720px;color:#e0eee7;line-height:1.55;margin:9px 0 0}.donation-actions{display:grid;gap:10px}.donation-cta{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;text-align:center;width:100%;background:white;border-color:white;color:var(--green)}.donation-cta:hover{background:#edf7f1;color:var(--green-dark)}.donation-note{font-size:11px;line-height:1.4;color:#d7e9df;text-align:center}.donation-success{grid-column:1/-1;margin:0;padding:12px 14px;border:1px solid #b8d7c5;border-radius:8px;background:#eef8f2;color:#174b34;font-weight:750}
    .hero + .scope-note{--scope-action-height:37px;max-width:none;margin:-42px 0 18px;padding:16px 18px;grid-template-columns:1fr;row-gap:12px;align-items:start}.hero + .scope-note .scope-note-head,.hero + .scope-note .scope-guardrail{grid-column:1}.hero + .scope-note .scope-aims{grid-column:1;grid-row:2;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.hero + .scope-note .hero-search{width:100%;height:var(--scope-action-height);max-width:none;margin-top:auto;padding:3px;border-radius:9px;box-shadow:none}.hero + .scope-note .hero-search input{padding:3px 9px}.hero + .scope-note .hero-search button{align-self:stretch;padding:0 12px;border-radius:6px}.hero + .scope-note .scope-aim-action{height:var(--scope-action-height);padding:6px 10px}.support-invite{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:0 0 42px;padding:17px 19px;border:1px solid #c7b06f;border-radius:12px;background:#f4ead0}.support-invite p{margin:4px 0 0;color:#62563e;font-size:13px;line-height:1.45}.support-invite b{color:#173f2f}.support-invite a{flex:none;text-decoration:none}
    .research-only{display:block}.research-grid{display:grid}
    .research-banner{margin-top:14px;padding:13px 14px;border:1px solid #c9d8ef;border-radius:14px;background:#f1f5fb;color:#3d536e;font-size:13px;line-height:1.45}.research-banner b{display:block;color:#263f5d;margin-bottom:3px}
    .panel-status{margin-top:12px;padding:10px 11px;border-radius:11px;background:var(--wash);color:var(--muted);font-size:12px;line-height:1.4}
    .workflow{grid-template-columns:repeat(4,1fr);gap:10px;margin-top:16px}.workflow-step{border:1px solid var(--line);border-radius:14px;background:white;padding:15px}.workflow-step .step-head{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:800}.status-dot{width:8px;height:8px;border-radius:50%;background:#c98a28}.workflow-step p{color:var(--muted);font-size:12px;line-height:1.4;margin:8px 0 0}.method-note{margin-top:12px;color:var(--muted);font-size:12px;line-height:1.45}
    .status-table{grid-template-columns:repeat(2,1fr);gap:10px;margin-top:15px}.status-cell{border:1px solid var(--line);border-radius:13px;padding:13px;background:var(--wash)}.status-cell b{display:block;font-size:12px;color:var(--muted);margin-bottom:5px}.status-cell span{font-size:14px;color:var(--ink)}

    .page-head{padding:58px 0 26px;max-width:760px}.page-head h1{font-size:clamp(38px,5vw,58px)}.page-head .intro{font-size:17px}
    .search-box{display:flex;gap:10px;background:white;border:1px solid var(--line);border-radius:16px;padding:10px;margin-bottom:16px}.search-box input{width:100%;border:0;outline:none;font:inherit;padding:4px 6px;color:var(--ink)}.search-box input::placeholder{color:#8a948f}
    .chips{display:flex;gap:8px;overflow:auto;padding:0 0 18px}.chip{white-space:nowrap;border:1px solid var(--line);background:white;color:var(--muted);padding:8px 12px;border-radius:999px;font-size:12px}.chip.active{background:var(--soft);border-color:#bdd6c9;color:var(--green);font-weight:800}.chip-count{display:inline-grid;place-items:center;min-width:24px;margin-left:5px;padding:2px 6px;border-radius:999px;background:var(--wash);color:var(--green);font-size:10px;font-weight:850}.chip.active .chip-count{background:white}.topic-filter-status{display:inline-flex;margin:2px 0 0;padding:7px 10px;border:1px solid #bdd6c9;border-radius:999px;background:var(--soft);color:var(--green);font-size:12px;font-weight:800}
    .warning{display:flex;gap:10px;background:var(--amber-soft);color:var(--amber);border:1px solid #ecd8a8;border-radius:14px;padding:13px 14px;margin-bottom:16px;font-size:13px;line-height:1.45}
    .content-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:18px}.topic-content-grid{grid-template-columns:1fr}.card{background:white;border:1px solid var(--line);border-radius:18px;padding:20px;margin-bottom:14px}.result-title{font-size:21px;margin:8px 0;line-height:1.25}.small{color:var(--muted);font-size:13px;line-height:1.5;margin:8px 0}.meta{display:flex;gap:6px;flex-wrap:wrap;margin:11px 0}.tag{font-size:11px;background:var(--wash);border-radius:7px;padding:5px 7px;color:var(--muted)}.link{border:0;background:none;color:var(--green);font-weight:800;padding:5px 0}
    .study-list{display:grid;gap:11px}.study-card{background:white;border:1px solid var(--line);border-radius:16px;padding:17px}.study-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}.study-stream{font-size:11px;font-weight:850;padding:5px 8px;border-radius:999px;background:var(--soft);color:var(--green)}.study-stream.preclinical{background:#f0edf8;color:#5c477a}.study-stream.retracted{background:#ffe8e5;color:#8b241c}.study-year{color:var(--muted);font-size:12px;text-align:right}.study-publication-year{color:var(--green);font-weight:900}.study-card h3{font-size:17px;line-height:1.35;margin:0}.study-card h3 a{color:inherit;text-decoration:none}.study-card h3 a:hover{text-decoration:underline}.study-citation{color:var(--muted);font-size:13px;line-height:1.45;margin:8px 0}.study-identifiers{font-size:12px;color:#52615a;margin-bottom:11px}.study-actions{display:flex;align-items:center;justify-content:space-between;gap:12px}.study-actions .link{text-decoration:none}.source-link{color:var(--green);font-size:13px;font-weight:800;text-decoration:none}.source-link:hover{text-decoration:underline}.record-status{font-size:11px;color:var(--amber);background:var(--amber-soft);border-radius:7px;padding:5px 7px}.registry-link{display:inline-block;margin-top:9px;color:var(--green);font-size:12px;font-weight:750;text-decoration:none}.registry-link:hover{text-decoration:underline}.no-records{border:1px dashed var(--line);border-radius:16px;padding:24px;text-align:center;color:var(--muted);background:transparent}.count-label{font-size:12px;color:var(--muted)}
    .registry{margin-top:34px;padding-top:34px;border-top:1px solid var(--line)}.registry-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:16px 0}.registry-summary div{border:1px solid var(--line);border-radius:13px;background:white;padding:14px}.registry-summary b{display:block;font-size:24px;color:var(--green)}.registry-summary span{font-size:12px;line-height:1.4;color:var(--muted)}.candidate-sources{padding-bottom:12px}.candidate-actions{margin-top:14px;display:flex;justify-content:center}.candidate-actions button:disabled{opacity:.55;cursor:default}.candidate-note{margin:12px 0;color:var(--muted);font-size:12px;line-height:1.5}.source-coverage{margin:14px 0;border:1px solid var(--line);border-radius:14px;background:white;padding:0 15px}.source-coverage summary{cursor:pointer;padding:13px 0;font-size:13px;font-weight:800;color:var(--green)}.source-coverage ul{margin:0 0 15px;padding-left:19px}.source-coverage li{font-size:12px;line-height:1.5;color:var(--muted)}.source-coverage a{color:var(--green);font-weight:750}
    .empty{border-style:dashed;text-align:center;padding:38px 22px;background:transparent}.scope-question{color:var(--muted);font-size:15px;line-height:1.55;margin:10px 0 0}.fields{display:grid;gap:10px;margin-top:15px}.field{display:grid;grid-template-columns:130px 1fr;gap:12px;border-top:1px solid var(--line);padding-top:10px;font-size:13px;line-height:1.45}.field b{color:var(--muted);font-weight:700}
    .side-note{background:var(--soft);border-color:#cfe0d7}.side-note p{color:#4e5e56;line-height:1.5;font-size:14px;margin:8px 0 0}
    .report-card{border-color:#c9dcd2}.report-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.report-head p{margin:7px 0 0;color:var(--muted);font-size:14px;line-height:1.5}.report-form{display:grid;gap:14px;margin-top:18px;padding-top:18px;border-top:1px solid var(--line)}.report-form label{display:grid;gap:7px;font-size:13px;font-weight:800}.report-form textarea,.report-form input{width:100%;border:1px solid var(--line);border-radius:11px;background:white;color:var(--ink);font:inherit;padding:11px 12px}.report-form textarea{min-height:120px;resize:vertical}.report-form input:focus,.report-form textarea:focus{outline:3px solid #d4e8dd;border-color:#8eb6a2}.report-help{font-size:12px;color:var(--muted);line-height:1.45;font-weight:400}.report-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.report-status{font-size:13px;line-height:1.4;color:var(--muted)}.report-status.success{color:var(--green);font-weight:750}.report-status.error{color:#8a2e27;font-weight:750}
    .assessment-card{border-color:#d6ddec}.assessment-callout{margin-top:14px;padding:12px 14px;border-radius:12px;background:#f1f5fb;color:#3d536e;font-size:13px;line-height:1.5}.assessment-callout b{color:#263f5d}.assessment-links{display:flex;gap:12px;flex-wrap:wrap;margin-top:14px}.assessment-links a{font-size:12px;color:var(--green);font-weight:750}
    .donation-clarification{border-top:1px solid var(--line);padding-top:24px}.donation-clarification p{max-width:900px;margin:0;color:var(--muted);font-size:13px;line-height:1.65}.translation-clarification{display:flex;justify-content:space-between;align-items:center;gap:24px;background:var(--soft);border:1px solid #cfe0d7;border-radius:18px;padding:20px}.translation-clarification p{max-width:900px;margin:7px 0 0;color:#4e5e56;font-size:13px;line-height:1.6}.translation-clarification .secondary{white-space:nowrap}
    .comments-layout{display:grid;grid-template-columns:1fr;gap:18px;align-items:start}.comments-list{display:grid;gap:10px}.comment-item{background:white;border:1px solid var(--line);border-radius:15px;padding:16px}.comment-meta{display:flex;justify-content:space-between;gap:12px;align-items:center}.comment-name{font-size:14px;font-weight:850;color:var(--ink)}.comment-date{font-size:11px;color:var(--muted);white-space:nowrap}.comment-text{margin:9px 0 0;color:#46544d;font-size:14px;line-height:1.55;white-space:pre-wrap;overflow-wrap:anywhere}.comments-empty{border:1px dashed #cbd5cf;border-radius:15px;padding:22px;color:var(--muted);font-size:13px;line-height:1.5}.comment-form-card{width:100%;background:white;border:1px solid #c9dcd2;border-radius:18px;padding:20px}.comment-form{display:grid;gap:13px;margin-top:16px}.comment-form label{display:grid;gap:7px;font-size:13px;font-weight:800}.comment-form input,.comment-form textarea{width:100%;border:1px solid var(--line);border-radius:11px;background:white;color:var(--ink);font:inherit;padding:11px 12px}.comment-form textarea{min-height:125px;resize:vertical}.comment-form input:focus,.comment-form textarea:focus{outline:3px solid #d4e8dd;border-color:#8eb6a2}.comment-form .verification-note{padding:11px 12px;border-radius:11px;background:var(--soft);color:#40564b;font-size:12px;line-height:1.5}.comment-consent{display:grid!important;grid-template-columns:auto 1fr;align-items:start;gap:9px!important;font-weight:400!important;line-height:1.45}.comment-consent input{width:17px;height:17px;margin:2px 0 0;padding:0}.comment-status{font-size:13px;line-height:1.45;color:var(--muted)}.comment-status.success{color:var(--green);font-weight:750}.comment-status.error{color:#8a2e27;font-weight:750}.comment-honeypot{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}
    #community-comments-section{padding-bottom:28px}#community-comments-section + .device-ranking-section{padding-top:30px}
    .comments-layout{margin-top:18px}.comment-form-toggle{width:100%;display:flex;justify-content:space-between;align-items:center;gap:14px;margin-top:14px;padding:13px 15px;border:1px solid #9eb8aa;border-radius:10px;background:var(--soft);color:var(--green);text-align:left}.comment-form-toggle:hover{border-color:var(--green);background:#dcebe3}.comment-form-toggle .toggle-chevron{font-size:18px;line-height:1;transition:transform .18s ease}.comment-form-toggle[aria-expanded="true"] .toggle-chevron{transform:rotate(180deg)}.comment-form-card.is-collapsed .comment-form,.comment-form-card.is-collapsed>.small{display:none}.comment-form-card.is-collapsed{padding-bottom:16px}
    #community-comments-section>.research-banner{background:#e8f1ec;border-color:#a9ccb9;border-left:4px solid var(--green);color:#40564b;box-shadow:0 8px 22px rgba(29,96,71,.08)}#community-comments-section>.research-banner b{color:var(--green-dark)}
    .device-ranking-section{scroll-margin-top:86px}.device-ranking-intro{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:20px}.device-ranking-intro p{max-width:610px;margin:0;color:var(--muted);line-height:1.55}.device-ranking-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.device-ranking-card{background:white;border:1px solid #cbd7e6;border-radius:17px;padding:20px;box-shadow:0 10px 30px rgba(35,66,106,.05)}.device-ranking-card h3{font-family:Georgia,"Times New Roman",serif;font-size:22px;color:#17335d}.device-ranking-list{list-style:none;margin:17px 0 0;padding:0;display:grid;gap:9px}.device-rank{display:grid;grid-template-columns:34px 1fr;gap:11px;align-items:center;border:1px solid var(--line);border-radius:12px;padding:11px;background:#fbfcfd}.device-rank-number{width:31px;height:31px;display:grid;place-items:center;border-radius:9px;background:#41679f;color:white;font-weight:850}.device-rank b{display:block;font-size:13px;color:var(--ink)}.device-rank small{display:block;margin-top:3px;color:var(--muted);font-size:11px}.device-rank-empty{border:1px dashed #cbd5cf;border-radius:12px;padding:15px;color:var(--muted);font-size:12px;line-height:1.45}.device-ranking-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.device-ranking-actions a{display:inline-flex;align-items:center;justify-content:center;text-decoration:none}.device-ranking-note{margin-top:15px;color:var(--muted);font-size:12px;line-height:1.5}
    .transparency-details>summary{position:relative;cursor:pointer;list-style:none;padding-right:142px;margin-bottom:0}.transparency-details>summary::-webkit-details-marker{display:none}.transparency-details>summary::after{content:"Open section  ▾";position:absolute;right:8px;top:50%;transform:translateY(-50%);display:flex;align-items:center;justify-content:center;min-width:118px;height:36px;padding:0 11px;border:1px solid #9eb8aa;border-radius:9px;background:white;color:var(--green);font-size:12px;font-weight:800;line-height:1;white-space:nowrap}.transparency-details>summary:hover::after{border-color:var(--green);background:var(--soft)}.transparency-details[open]>summary{margin-bottom:22px}.transparency-details[open]>summary::after{content:"Close section  ▴"}
    @media(max-width:620px){.transparency-details>summary{padding-right:48px}.transparency-details>summary::after{content:"▾";min-width:34px;width:34px;padding:0;font-size:18px}.transparency-details[open]>summary::after{content:"▴"}}
    .site-footer{border-top:1px solid var(--line);background:white}.footer-inner{max-width:var(--max);margin:auto;padding:28px 22px 100px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px 28px;color:var(--muted);font-size:13px}.footer-inner p{max-width:690px;line-height:1.5;margin:0}.footer-social{display:flex;justify-content:flex-end;align-items:center;gap:9px}.footer-social a{display:inline-flex;align-items:center;gap:8px;min-height:38px;padding:8px 12px;border:1px solid rgba(255,255,255,.36);border-radius:8px;background:rgba(255,255,255,.08);color:#fff;font-weight:850;text-decoration:none}.footer-social a:hover{border-color:#d9bf78;background:rgba(217,191,120,.14);color:#fff}.footer-social svg{width:18px;height:18px;fill:currentColor;flex:0 0 auto}.footer-links{display:flex;gap:8px 14px;flex-wrap:wrap;grid-column:1/-1}.footer-links a,.footer-links button{border:0;background:none;color:var(--green);font:inherit;font-weight:700;text-decoration:none;padding:0}.footer-links a:hover,.footer-links button:hover{text-decoration:underline}.reset{border:0;background:none;color:var(--green);font-weight:750;padding:0;white-space:nowrap}
    .language-dialog{width:min(940px,calc(100% - 28px));max-height:min(88vh,780px);border:0;border-radius:22px;padding:0;color:var(--ink);background:white;box-shadow:0 28px 90px rgba(18,49,35,.28)}.language-dialog::backdrop{background:rgba(16,35,27,.58);backdrop-filter:blur(3px)}.language-dialog-inner{padding:24px}.language-dialog-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding-bottom:18px;border-bottom:1px solid var(--line)}.language-dialog-head h2{margin:5px 0 0}.dialog-close{width:38px;height:38px;flex:none;border:1px solid var(--line);border-radius:11px;background:white;color:var(--green);font-size:22px;line-height:1}.language-warning{margin:16px 0;padding:13px 14px;border:1px solid #ecd8a8;border-radius:13px;background:var(--amber-soft);color:#6c5626;font-size:13px;line-height:1.5}.language-warning b{display:block;color:var(--amber);margin-bottom:3px}.language-browser{font-size:13px;line-height:1.5;color:var(--muted);margin:0 0 18px}.language-browser a{color:var(--green);font-weight:800}.language-groups{display:grid;grid-template-columns:1fr 1fr;gap:22px}.language-group h3{margin-bottom:10px}.language-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.language-option{border:1px solid var(--line);border-radius:10px;background:white;color:var(--ink);padding:9px 10px;text-align:left;font-size:12px;line-height:1.3}.language-option:hover{border-color:#9dbdad;background:var(--soft)}.language-option small{display:block;margin-top:2px;color:var(--muted);font-size:10px}.language-original{grid-column:1/-1;border-color:#9dbdad;background:var(--soft);color:var(--green);font-weight:850}
    .language-dialog{overflow:auto}
    .donation-currency{grid-template-columns:repeat(5,minmax(0,1fr))}.donation-currency .donation-option{font-size:11px;padding-left:5px;padding-right:5px}
    .donation-card{background:linear-gradient(135deg,#fff8e8 0%,#f5e8ca 100%);border-color:#e2c77f;color:var(--ink);box-shadow:0 12px 36px rgba(104,78,24,.09)}.donation-card .eyebrow{color:var(--green)}.donation-card p{color:#62563e}.donation-option{border-color:#d6bd7b;background:rgba(255,255,255,.68);color:#625229}.donation-option:hover{background:white}.donation-option.active{background:#6d5722;border-color:#6d5722;color:white}.donation-custom{color:#625229}.donation-custom input{border-color:#d6bd7b}.donation-custom input:focus{outline:3px solid rgba(109,87,34,.18);border-color:#8a7135}.donation-cta{background:var(--green);border-color:var(--green);color:white}.donation-cta:hover{background:var(--green-dark);color:white}.donation-note{color:#716446}
    .bottom-nav{display:none}

    @media(min-width:1000px){
      .app[data-layout="desktop"]{--max:1720px}
      .app[data-layout="desktop"] .header-inner,.app[data-layout="desktop"] .site-main,.app[data-layout="desktop"] .footer-inner{width:calc(100% - 64px)}
      .app[data-layout="desktop"] .hero{grid-template-columns:minmax(0,1.2fr) minmax(440px,.8fr);gap:72px;padding-top:76px}
      .app[data-layout="desktop"] .hero h1{font-size:clamp(58px,4.5vw,82px)}
      .app[data-layout="desktop"] .intro{font-size:20px;max-width:800px}
      .app[data-layout="desktop"] .scope-note,.app[data-layout="desktop"] .hero-search{max-width:800px}.app[data-layout="desktop"] .hero + .scope-note{max-width:none}
      .app[data-layout="desktop"] .content-grid{grid-template-columns:minmax(0,1fr) 360px;gap:24px}
      .app[data-layout="desktop"] .topic-content-grid{grid-template-columns:1fr}
      .app[data-layout="desktop"] #study-list,.app[data-layout="desktop"] #candidate-list,.app[data-layout="desktop"] #topic-study-list{grid-template-columns:repeat(2,minmax(0,1fr))}
    }

    @media(max-width:1100px){.desktop-layout-toggle{display:none}.desktop-nav>a:not(.support-nav){padding-left:6px;padding-right:6px;font-size:12px}.header-actions{gap:8px}}
    @media(max-width:930px) and (min-width:801px){.desktop-nav>a:nth-child(3){display:none}.header-inner{padding-left:16px;padding-right:16px}.mode-toggle button{padding-left:7px;padding-right:7px}}

    @media(max-width:800px){
      .choice{padding:20px}.choice-grid{grid-template-columns:1fr}.choice-main{padding:34px 0}.choice h1{font-size:39px}.choice-header{gap:10px}.choice-header .brand{gap:8px}.choice-header .brand span:last-child{font-size:16px}.choice-language-trigger{padding:9px 10px;font-size:11px}
      .header-inner{height:64px;padding:0 16px}.brand span:last-child{font-size:15px}.header-actions{gap:7px}.desktop-nav,.desktop-layout-toggle{display:none}.mode-toggle button{padding:7px 8px}.language-trigger{padding:8px}.language-label{display:none}
      .site-main{padding:0 16px 90px}.hero{grid-template-columns:1fr;gap:26px;padding:30px 0 26px}.hero h1{font-size:clamp(38px,11vw,44px)}.intro{font-size:16px}.hero-search{display:grid;grid-template-columns:minmax(0,1fr) auto}.hero-actions{display:grid;grid-template-columns:1fr 1fr}.primary,.secondary{padding:12px 10px;min-height:44px}
      .scope-aims{grid-template-columns:1fr}.hero-actions .primary,.device-hero-invite a:first-child{width:100%}.device-hero-invite nav{display:grid;grid-template-columns:1fr}.device-hero-invite a{justify-content:center}.topic-filter-button{min-height:44px;font-size:12px}.device-ranking-intro{display:block}.device-ranking-intro p{margin-top:9px}.device-ranking-grid{grid-template-columns:1fr}
      .topic-panel{padding:16px;border-radius:18px}.section{padding:32px 0}.section-head{display:block}.section-head p{margin-top:9px}.principles,.snapshot,.trust-grid,.definition-grid{grid-template-columns:1fr}.principle{display:grid;grid-template-columns:34px 1fr;column-gap:12px}.principle .number{grid-row:1 / span 2;margin:0}.principle p{grid-column:2}
      .donation-card{grid-template-columns:1fr;padding:20px 18px;gap:20px}.donation-amounts{grid-template-columns:1fr 1fr}.donation-note{max-width:none;text-align:left}.donation-cta{min-height:48px}.support-invite{align-items:stretch;flex-direction:column;margin:-10px 0 30px;padding:16px}.support-invite a{text-align:center;display:flex;align-items:center;justify-content:center}.translation-clarification{display:block}.translation-clarification .secondary{margin-top:16px;width:100%}.comments-layout{grid-template-columns:1fr}.comment-form-card{width:100%;padding:16px}.comment-form-toggle{min-height:54px}.workflow{grid-template-columns:1fr}.status-table,.registry-summary{grid-template-columns:1fr}.page-head{padding:34px 0 20px}.page-head h1{font-size:38px}.content-grid{grid-template-columns:1fr}.field{grid-template-columns:1fr;gap:5px}.language-dialog-inner{padding:18px}.language-groups{grid-template-columns:1fr}.language-grid{grid-template-columns:1fr 1fr}
      .donation-currency{grid-template-columns:repeat(2,minmax(0,1fr))}
      .report-head{display:block}.report-head .secondary{width:100%;margin-top:14px}.report-actions{display:grid;grid-template-columns:1fr}.report-actions .primary{width:100%}
      .footer-inner{display:block;padding:24px 16px 96px}.reset{margin-top:16px}.footer-links{margin-top:18px}.bottom-nav{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;height:68px;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-top:1px solid var(--line);z-index:12}.nav-btn{border:0;background:transparent;color:var(--muted);font-size:10px;font-weight:750;display:grid;place-items:center;gap:2px;padding:8px 2px;text-decoration:none}.nav-btn span:first-child{font-size:18px;line-height:1}.nav-btn.active{color:var(--green)}.nav-support{color:#755d20}
    }
    @media(max-width:380px){.header-inner{padding:0 12px}.brand{gap:7px}.brand span:last-child{font-size:14px}.mark{width:34px;height:34px}.mode-toggle button{padding:7px 6px;font-size:11px}.site-main{padding-left:12px;padding-right:12px}.hero-actions{grid-template-columns:1fr}.hero-search{grid-template-columns:1fr}.hero-search button{width:100%}.language-grid{grid-template-columns:1fr}.transparency-details>summary p{font-size:13px}.bottom-nav{height:66px}.nav-btn span:first-child{font-size:16px}}
    /* Refined institutional design preview */
    :root{--ink:#15231c;--muted:#596861;--line:#d4dcd6;--paper:#fff;--wash:#f4f5f2;--green:#1c5740;--green-dark:#123f2e;--soft:#e8efeb;--amber:#684e1f;--amber-soft:#fbf3df;--max:1260px;font-family:"Segoe UI",Arial,sans-serif}
    body{background:linear-gradient(180deg,#fafbf9 0,#f4f5f2 520px);color:var(--ink)}
    .choice{max-width:760px;min-height:calc(100vh - 31px);padding-top:22px}.choice .brand{color:#173f2e}.choice h1,.hero h1,.section-head h2,.page-head h1,.donation-card h2{font-family:Georgia,"Times New Roman",serif;font-weight:700}.choice h1{letter-spacing:-.035em}.choice-card{border-radius:12px;border-color:#d0d8d2;box-shadow:0 10px 28px rgba(20,48,35,.055)}.choice-card:hover{border-color:#8eaa9a;box-shadow:0 12px 34px rgba(20,48,35,.08)}.choice-icon{border-radius:8px}.scope-label{border-radius:5px;letter-spacing:.03em}
    .site-header{background:rgba(250,251,249,.96);border-bottom-color:#ccd6cf;box-shadow:0 2px 12px rgba(21,49,36,.035)}.header-inner{height:72px}.brand{color:#173f2e;letter-spacing:-.015em}.mark{border-radius:8px;background:#173f2e;box-shadow:inset 0 0 0 1px rgba(255,255,255,.12)}.desktop-nav button,.desktop-nav>a:not(.support-nav),.desktop-layout-toggle,.language-trigger,.mode-toggle,.mode-toggle button{border-radius:7px}.desktop-nav button,.desktop-nav>a:not(.support-nav){font-size:13px}.desktop-nav button.active,.desktop-nav>a[aria-current="page"]{box-shadow:inset 0 -2px 0 #1c5740}.site-main{padding-bottom:82px}
    .hero{align-items:start;padding:64px 0 54px;gap:60px}.hero h1{max-width:700px;letter-spacing:-.035em;line-height:1.03;color:#12271d}.hero .eyebrow{display:inline-flex;align-items:center;border-left:3px solid #a98a42;padding-left:10px}.intro{color:#53635b;line-height:1.62}.eyebrow{font-size:10px;letter-spacing:.14em}.scope-note{border-radius:10px;border-color:#c7d5cd;background:#eef3f0;box-shadow:0 5px 18px rgba(22,58,41,.035)}.scope-note-head{padding-bottom:2px}.scope-aim{border-radius:8px;background:#fff;border-color:#d2ddd6}.scope-aim-number{border-radius:6px;background:#174a36}.scope-aim:nth-child(2) .scope-aim-number{background:#d9c48c;color:#4e3b12}.scope-guardrail{border-top:1px solid #d2ddd6;padding-top:8px}
    .hero-search{border-radius:10px;border-color:#cfd8d2;box-shadow:0 7px 22px rgba(21,49,36,.04);padding:6px}.primary,.secondary{border-radius:7px;letter-spacing:.005em}.primary{background:#1c5740;border-color:#1c5740;box-shadow:0 4px 10px rgba(20,75,53,.13)}.primary:hover{background:#123f2e}.secondary{border-color:#c8d2cc}
    .topic-panel{border-radius:14px;border-color:#ccd6cf;box-shadow:0 16px 42px rgba(21,49,36,.065)}.panel-head{padding-bottom:12px;border-bottom:1px solid #d7ded9}.panel-head h3{font-family:Georgia,"Times New Roman",serif;font-size:18px}.topic-list{gap:6px}.topic{border-radius:8px;padding:14px;background:#fff}.topic:hover{border-color:#9fb6aa;background:#f8faf8}.topic .arrow{font-size:17px}
    .section{padding:54px 0;border-top-color:#d3dbd5}.section-head{margin-bottom:25px}.section-head>div:first-child{border-left:3px solid #b69b59;padding-left:13px}.section-head h2{letter-spacing:-.02em}.principle,.snapshot-card,.card,.study-card,.workflow-step,.status-cell,.registry-summary div{border-radius:11px;border-color:#d3dbd5}.principle,.snapshot-card,.card,.study-card{box-shadow:0 6px 20px rgba(21,49,36,.03)}.number{border-radius:6px}.warning,.research-banner,.panel-status,.source-coverage{border-radius:9px}.chips .chip,.topic-filter-status,.study-stream{border-radius:5px}.donation-card{border-radius:14px;box-shadow:0 14px 34px rgba(84,65,25,.07)}.donation-option,.donation-custom input{border-radius:7px}.translation-clarification{border-radius:12px}.language-dialog{border-radius:14px}.language-option{border-radius:7px}.site-footer{border-top-color:#cdd6d0}.footer-inner{padding-top:34px}
    .app[data-layout="desktop"]{--max:1480px}.app[data-layout="desktop"] .hero{gap:68px}.app[data-layout="desktop"] .hero h1{font-size:clamp(56px,4.1vw,74px)}
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    /* High-contrast editorial concept */
    body{background:#eef1ed}
    .choice-main{background:#fff;border:1px solid #cbd6cf;border-left:6px solid #1b523d;border-radius:4px;padding:46px 42px;box-shadow:0 22px 58px rgba(16,47,34,.1)}.choice-card{border-radius:5px;box-shadow:none}.choice-card:first-child{background:#edf3ef}.choice-card:hover{box-shadow:inset 0 0 0 1px #789986}.choice-icon{background:#173f2e;color:#fff}.choice-footer{color:#4d5f56}
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    /* Molecular-hydrogen palette: mineral blue, ice white and restrained gold */
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    .hero .scope-aim,.hero + .scope-note .scope-aim{display:flex;flex-direction:column;gap:7px;position:relative;padding:14px 15px}.scope-aim-label{display:inline-flex;align-self:flex-start;max-width:100%;padding:4px 8px;border-radius:999px;background:#e8f0f5;color:#235f86;font-size:9px;font-weight:850;line-height:1.25;letter-spacing:.07em;text-transform:uppercase}.hero .scope-aim-link,.hero + .scope-note .scope-aim-link{border:2px solid #c7a64f;background:#fffaf0;padding:13px 14px;cursor:pointer;box-shadow:0 5px 14px rgba(54,43,14,.1)}.hero .scope-aim-link:hover,.hero + .scope-note .scope-aim-link:hover{border-color:#9f7920;background:#fff4d5;transform:translateY(-2px);box-shadow:0 9px 20px rgba(54,43,14,.16)}.hero .scope-aim-link:focus-visible,.hero + .scope-note .scope-aim-link:focus-visible{outline:3px solid #f0d78f;outline-offset:3px}.hero .scope-aim-link .scope-aim-label,.hero + .scope-note .scope-aim-link .scope-aim-label{background:#e8d894;color:#493605}.scope-aim-action{display:flex;align-items:center;justify-content:space-between;width:100%;box-sizing:border-box;margin-top:auto;padding:9px 12px;border:0;border-radius:7px;background:#174c6d;color:#fff;font-size:11px;font-weight:850;letter-spacing:.02em}.scope-aim-action::after{content:"→";font-size:17px;line-height:1;transition:transform .16s}.scope-aim-link:hover .scope-aim-action{background:#0e3854}.scope-aim-link:hover .scope-aim-action::after{transform:translateX(3px)}
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    .device-hero-invite{gap:16px;margin-top:22px;padding:22px 24px;border:2px solid #d7bd78;border-radius:14px;background:linear-gradient(135deg,rgba(215,189,120,.2),rgba(255,255,255,.08));box-shadow:0 14px 30px rgba(4,28,44,.2)}
    .device-hero-invite span{font-size:11px;letter-spacing:.12em}.device-hero-invite b{margin-top:7px;font-family:Georgia,"Times New Roman",serif;font-size:clamp(24px,2.4vw,32px);line-height:1.08;letter-spacing:-.025em}.device-hero-invite p{margin-top:9px;font-size:14px;line-height:1.55}
    .device-hero-invite nav{align-items:center;gap:10px;margin:0;width:100%}
    .device-hero-invite a{min-height:48px;box-sizing:border-box;justify-content:center;border-radius:8px;padding:11px 14px;font-size:13px}
    .device-hero-invite a:first-child{width:auto;margin-left:0;border-radius:8px;font-size:16px;font-weight:800;letter-spacing:.08px}
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    @media(max-width:539px){.device-hero-invite nav{margin-left:0;width:100%}.device-hero-invite a:first-child{margin-left:0}}
    @media(min-width:540px){.device-hero-invite nav{display:flex;grid-template-columns:none}}
    /* Mobile layout: preserve the library as the primary focus without crowding the first screen. */
    @media(max-width:800px){
      body{overflow-x:clip}
      .site-header .header-inner{height:60px;min-width:0;padding:0 10px;gap:8px}
      .site-header .brand{min-width:0;gap:7px;white-space:nowrap}
      .site-header .mark{width:34px;height:34px;flex:0 0 34px}
      .site-header .brand span:last-child{min-width:0;overflow:hidden;text-overflow:ellipsis;font-size:13px}
      .header-actions{min-width:0;gap:5px}
      .language-trigger{width:34px;height:34px;padding:0;display:grid;place-items:center}
      .mode-toggle{padding:2px}
      .site-header .mode-toggle button{min-height:30px;padding:5px 7px;font-size:10.5px}
      .site-main{padding:0 12px 84px}
      .hero,.app[data-layout="desktop"] .hero{gap:20px;margin:12px 0 34px;padding:24px 18px;border-radius:12px}
      .hero .eyebrow{padding-left:8px;font-size:9px;line-height:1.35;letter-spacing:.12em}
      .hero h1,.app[data-layout="desktop"] .hero h1{max-width:520px;margin:12px 0 16px;font-size:clamp(34px,8.9vw,40px);line-height:1.01;letter-spacing:-.035em}
      .hero-question{margin-top:0;font-size:23px;line-height:1.13}
      .hero-discovery{margin-top:13px;font-size:15px;line-height:1.55}
      .evidence-signals{gap:6px;margin-top:16px}
      .evidence-signal{padding:9px 10px}
      .evidence-signal b{font-size:13px}
      .evidence-signal span{font-size:8.5px;line-height:1.3}
      .newcomer-note{margin-top:9px;font-size:10px;line-height:1.4}
      .hero-actions{gap:8px;margin-top:17px}
      .hero-actions .primary,.hero-actions .secondary{min-height:48px;padding:10px 9px;font-size:14px;line-height:1.2}
      .device-hero-invite{gap:14px;margin-top:16px;padding:18px 16px}
      .device-hero-invite span{font-size:10px}
      .device-hero-invite b{font-size:24px;line-height:1.08}
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      .device-hero-invite nav{width:100%;margin-left:0;align-items:stretch;gap:8px}
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      .topic-panel{padding:15px;border-radius:10px}
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      .evidence-signals{grid-template-columns:repeat(3,minmax(0,1fr))}
      .device-hero-invite nav{display:grid;grid-template-columns:1fr 1fr}
    }
    @media(max-width:439px){
      .hero-actions{grid-template-columns:1fr}
      .device-hero-invite nav{display:grid;grid-template-columns:1fr}
    }
    @media(max-width:360px){
      .site-header .brand span:last-child{display:none}
      .hero,.app[data-layout="desktop"] .hero{padding:22px 15px}
      .hero h1,.app[data-layout="desktop"] .hero h1{font-size:33px}
      .hero-question{font-size:21px}
    }
    .visually-hidden{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
    .panel-head h2{margin:0;font-family:Georgia,"Times New Roman",serif;font-size:18px;color:#123a54}.hero .panel-head h2{color:#123a54}
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    #main-content,#support-hydrogenology,#community-comments-section{scroll-margin-top:76px}
    @media(max-width:800px){
      .site-header .header-inner{height:64px}.site-header .brand{min-height:44px}.language-trigger{width:44px;height:44px;flex:0 0 44px}.site-main{padding-bottom:calc(84px + env(safe-area-inset-bottom))}.footer-inner{padding-bottom:calc(96px + env(safe-area-inset-bottom))}.bottom-nav{height:calc(68px + env(safe-area-inset-bottom))}.hero .evidence-signals{grid-template-columns:1fr 1fr}.evidence-signal span{font-size:10px}.newcomer-note{font-size:13px;line-height:1.5}.screen[data-screen="home"]>.device-hero-invite{grid-template-columns:1fr;margin-bottom:28px}.screen[data-screen="home"]>.device-hero-invite nav{display:grid;grid-template-columns:1fr 1fr;width:100%}.screen[data-screen="home"]>.device-hero-invite a,.screen[data-screen="home"]>.device-hero-invite a:first-child{width:100%}.comment-form input,.comment-form textarea,.report-form input,.report-form textarea{min-height:44px;font-size:16px}
    }
    @media(max-width:439px){.hero-search{height:auto;grid-template-columns:1fr;gap:6px}.hero-search input{min-height:44px;padding:10px 12px}.hero-search button{min-height:44px}.screen[data-screen="home"]>.device-hero-invite nav{grid-template-columns:1fr}}
    @media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}