:root{
  --ink:#17343b;
  --ink-2:#345159;
  --muted:#6d7d80;
  --paper:#fffdf8;
  --page:#f5f1e9;
  --line:#d9dedb;
  --dark:#103740;
  --dark-2:#0a2c33;
  --amber:#aa7414;
  --amber-2:#7f570d;
  --amber-soft:#f7eddb;
  --blue:#2f64cf;
  --blue-2:#204da8;
  --blue-soft:#eaf0ff;
  --teal:#21877c;
  --teal-2:#176a62;
  --teal-soft:#e7f2ef;
  --red:#ef6258;
  --red-soft:#fff0ee;
  --shadow:0 20px 55px rgba(20,49,56,.08);
  --shadow-sm:0 10px 30px rgba(20,49,56,.07);
  --radius:24px;
  --radius-sm:16px;
  --shell:min(1180px,calc(100vw - 40px));
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--page);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased}
button,input,select{font:inherit}
a{color:inherit}
img{display:block;max-width:100%}
button{color:inherit}
::selection{background:#bcded9;color:var(--dark)}

.skip-link{position:absolute;left:-999px;top:12px;background:#fff;color:#000;padding:10px 14px;border-radius:8px;z-index:1000}
.skip-link:focus{left:12px}
.section-shell,.nav-shell{width:var(--shell);margin-inline:auto}
.section{padding:96px 0}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(16,55,64,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.09)}
.nav-shell{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:white;min-width:max-content}
.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(145deg,#2bb6a3,#2878d0);position:relative;display:grid;place-items:center;box-shadow:inset 0 0 0 1px rgba(255,255,255,.18)}
.brand-mark:before{content:"";width:12px;height:12px;border-radius:50%;background:#ff654d;position:absolute;top:-4px;right:-4px;border:2px solid var(--dark)}
.brand-mark span{width:14px;height:4px;background:white;border-radius:2px;box-shadow:0 6px 0 rgba(255,255,255,.72),0 -6px 0 rgba(255,255,255,.5)}
.brand strong,.brand small{display:block}
.brand strong{font-size:15px;letter-spacing:.01em}
.brand small{font-size:11px;color:#afc7c9;margin-top:1px}
.site-nav{display:flex;align-items:center;gap:5px}
.site-nav a{color:#d9e7e8;text-decoration:none;font-size:13px;padding:9px 11px;border-radius:10px;transition:.2s}
.site-nav a:hover,.site-nav a.active{background:rgba(255,255,255,.10);color:#fff}
.nav-toggle{display:none;background:none;border:0;padding:7px;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2px;background:white;margin:5px 0}

/* Hero */
.hero{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(300px,.85fr);gap:56px;padding-top:96px;padding-bottom:88px;align-items:center}
.eyebrow{display:flex;align-items:center;gap:10px;font-size:12px;text-transform:uppercase;letter-spacing:.12em;font-weight:800;color:var(--teal)}
.hero h1{font-size:clamp(42px,5.1vw,72px);line-height:.98;letter-spacing:-.045em;margin:18px 0 20px;max-width:850px}
.hero h1 em{font-style:normal;color:var(--teal)}
.hero-subtitle{font-size:clamp(20px,2.3vw,28px);font-weight:650;color:var(--ink-2);margin:0 0 8px}
.hero-lead{font-size:18px;max-width:780px;margin:0 0 22px;color:var(--muted)}
.author-line{display:flex;gap:12px;align-items:center;margin:22px 0 26px;padding:12px 14px;border:1px solid #d8dedb;background:rgba(255,255,255,.55);border-radius:14px;width:max-content;max-width:100%}
.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center;
  flex: 0 0 auto;
  border: 2px solid rgba(14, 52, 60, 0.12);
}
.author-line strong,.author-line span{display:block}
.author-line strong{font-size:14px}
.author-line div span{font-size:12px;color:var(--muted);margin-top:2px}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap}
.button{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;padding:12px 17px;border-radius:12px;font-weight:750;font-size:13px;transition:.2s;border:1px solid transparent}
.button.primary{background:var(--dark);color:#fff}
.button.primary:hover{background:#174a55;transform:translateY(-1px)}
.button.ghost{border-color:#c7d0cf;background:rgba(255,255,255,.55)}
.button.ghost:hover{background:#fff;border-color:#9facac}
.scope-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:25px}
.scope-row span{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.05em;border:1px solid #cbd4d2;background:rgba(255,255,255,.45);padding:6px 9px;border-radius:999px;color:#526b6e}
.hero-panel{background:var(--paper);border:1px solid #d8deda;border-radius:26px;padding:22px;box-shadow:var(--shadow);display:grid;gap:10px}
.status-label{font-size:11px;text-transform:uppercase;letter-spacing:.12em;font-weight:850;color:var(--muted);margin-bottom:2px}
.status-card{padding:15px 16px;border-radius:15px;border:1px solid transparent}
.status-card>div{display:flex;align-items:center;gap:10px}
.status-card strong{font-size:15px}
.status-card p{margin:5px 0 0 39px;color:#607174;font-size:12px}
.status-card.amber{background:var(--amber-soft);border-color:#eeddbd}.status-card.blue{background:var(--blue-soft);border-color:#d3def8}.status-card.teal{background:var(--teal-soft);border-color:#d0e7e1}
.status-index{display:grid;place-items:center;width:29px;height:29px;border-radius:8px;color:white;font-size:11px;font-weight:900}.amber .status-index{background:var(--amber)}.blue .status-index{background:var(--blue)}.teal .status-index{background:var(--teal)}
.micro-note{font-size:12px;color:var(--muted);padding:8px 4px 0}

/* Global headings */
.section-heading{max-width:880px;margin-bottom:38px}
.section-heading.compact{margin-bottom:28px}.section-heading.light h2,.section-heading.light p{color:white}.section-heading.light p{color:#cfe0e1}
.section-heading h2{font-size:clamp(32px,4vw,50px);line-height:1.05;letter-spacing:-.035em;margin:7px 0 13px}
.section-heading p{font-size:17px;color:var(--muted);margin:0;max-width:800px}
.kicker{text-transform:uppercase;letter-spacing:.12em;font-weight:900;font-size:11px;color:#648084}.amber-text{color:var(--amber)!important}.blue-text{color:var(--blue)!important}.teal-text{color:var(--teal)!important}
.section-number{width:46px;height:46px;border-radius:13px;color:#fff;display:grid;place-items:center;font-weight:900;font-size:18px;flex:none;margin-top:2px}.section-number.amber{background:var(--amber)}.section-number.blue{background:var(--blue)}.section-number.teal{background:var(--teal)}
.section-heading:has(.section-number){display:flex;gap:18px;max-width:none}

/* Core distinction */
.concept-band{background:linear-gradient(145deg,var(--dark-2),var(--dark));padding:82px 0;color:white}
.distinction-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:30px}
.distinction-card{appearance:none;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.065);color:white;border-radius:20px;padding:22px;text-align:left;display:grid;grid-template-columns:auto auto 1fr;gap:14px;align-items:start;cursor:pointer;transition:.2s;min-height:165px}
.distinction-card:hover{background:rgba(255,255,255,.10);transform:translateY(-2px)}
.distinction-card.active{background:#fff;color:var(--ink);border-color:#fff;box-shadow:0 15px 35px rgba(0,0,0,.18)}
.distinction-index{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;border:1px solid currentColor;font-weight:900;font-size:12px;opacity:.8}
.distinction-icon{width:42px;height:42px;border-radius:13px;background:rgba(255,255,255,.08);position:relative}
.distinction-card.active .distinction-icon{background:#edf5f3}
.bell-mini:before{content:"";position:absolute;left:13px;top:10px;width:15px;height:17px;border:2px solid currentColor;border-top-left-radius:8px;border-top-right-radius:8px;border-bottom:0}.bell-mini:after{content:"";position:absolute;left:10px;top:27px;width:22px;border-top:2px solid currentColor;box-shadow:8px 5px 0 -5px currentColor}
.return-mini:before{content:"↩";position:absolute;inset:0;display:grid;place-items:center;font-size:26px;font-weight:800}
.distinction-label{display:block;font-size:11px;font-weight:900;text-transform:uppercase;letter-spacing:.08em;color:#9ad8d0}.distinction-card.active .distinction-label{color:var(--teal)}
.distinction-card h3{font-size:20px;line-height:1.18;margin:5px 0 7px}.distinction-card p{font-size:13px;margin:0;color:#c1d3d5}.distinction-card.active p{color:#617679}
.distinction-detail{margin-top:16px;border:1px solid rgba(255,255,255,.18);border-radius:20px;background:rgba(255,255,255,.06);padding:24px;display:grid;grid-template-columns:minmax(260px,.8fr) minmax(0,1.3fr);gap:24px;align-items:center}
.decision-kicker{display:block;text-transform:uppercase;font-size:10px;letter-spacing:.12em;font-weight:900;color:#8bd2c9}.decision-copy h3{font-size:22px;margin:6px 0 7px}.decision-copy p{margin:0;color:#c6d9da;font-size:14px}
.decision-flow{display:flex;align-items:stretch;gap:9px}.decision-flow>div{flex:1;min-width:0;background:#fff;color:var(--ink);border-radius:14px;padding:13px}.decision-flow strong{display:grid;place-items:center;width:22px;height:22px;border-radius:6px;background:#e8f2f0;color:var(--teal);font-size:10px;margin-bottom:8px}.decision-flow span,.decision-flow small{display:block}.decision-flow span{font-weight:800;font-size:13px}.decision-flow small{font-size:10px;color:#718284;margin-top:2px}.decision-flow>b{align-self:center;color:#8bb7b3}
.why-it-matters{display:grid;grid-template-columns:190px 1fr;gap:22px;margin-top:18px;padding:18px 22px;border-radius:16px;background:#0b2d34;border:1px solid rgba(255,255,255,.10)}.why-it-matters strong{font-size:13px;color:#93d2ca}.why-it-matters p{margin:0;color:#d3e4e5;font-size:14px}

/* Overview */
.convergence-map{display:grid;grid-template-columns:1fr 1fr;gap:18px;position:relative}.rq-card{background:var(--paper);border:1px solid #d9dfdc;border-radius:22px;padding:24px;box-shadow:var(--shadow-sm);position:relative}.rq-card.amber{border-top:5px solid var(--amber)}.rq-card.blue{border-top:5px solid var(--blue)}.rq-card.teal{border-top:5px solid var(--teal)}.rq-card.wide{grid-column:1/-1;max-width:760px;margin:44px auto 0;width:100%}.rq-top{display:flex;justify-content:space-between;align-items:center;gap:10px}.rq-top>span:first-child{font-size:12px;font-weight:900;letter-spacing:.08em}.pill{font-size:10px;font-weight:800;padding:5px 8px;border-radius:999px;background:#eef1ef;color:#617275}.rq-card h3{font-size:24px;margin:14px 0 8px;line-height:1.12}.rq-card p{font-size:14px;color:var(--muted);margin:0}.rq-card>a{display:inline-block;margin-top:18px;text-decoration:none;font-weight:850;font-size:13px}.rq-role{margin-top:18px;padding:12px 14px;background:#f4f6f4;border-radius:12px}.rq-role span,.rq-role strong{display:block}.rq-role span{font-size:9px;text-transform:uppercase;letter-spacing:.1em;font-weight:900;color:#839092}.rq-role strong{font-size:12px;margin-top:4px}.merge-arrow{position:absolute;left:50%;top:calc(50% - 1px);transform:translate(-50%,-50%);width:58px;height:58px;border-radius:50%;background:var(--page);display:grid;place-items:center;z-index:2}.merge-arrow:before{content:"↓";font-weight:900;font-size:24px;color:var(--teal)}

/* RQ1 */
.amber-section{background:#f7efe2}.blue-section{background:#eef3ff}.teal-section{background:#e8f2ef}
.survey-panel{display:grid;grid-template-columns:170px minmax(260px,.8fr) minmax(0,1.45fr);gap:24px;align-items:center;background:var(--paper);border:1px solid #e4d8c4;border-radius:22px;padding:24px;box-shadow:var(--shadow-sm)}
.survey-stat{display:flex;flex-direction:column}.survey-stat strong{font-size:52px;line-height:.9;color:var(--amber)}.survey-stat span{font-size:12px;color:var(--muted);margin-top:7px}.survey-copy h3{font-size:20px;margin:0 0 7px}.survey-copy p{font-size:13px;color:var(--muted);margin:0}.distractor-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px}.distractor{display:flex;align-items:center;gap:10px;padding:11px 12px;border:1px solid #e6dccb;background:#fbf7ef;border-radius:12px}.distractor svg{width:34px;height:34px;fill:none;stroke:var(--amber);stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;flex:none}.distractor strong,.distractor span{display:block}.distractor strong{font-size:12px}.distractor span{font-size:10px;color:#806e53;margin-top:2px}
.study-explorer{margin-top:24px;background:var(--paper);border:1px solid #e2d8c6;border-radius:24px;overflow:hidden;box-shadow:var(--shadow-sm)}
.study-tabs{display:flex;padding:8px;background:#f2e8d8;border-bottom:1px solid #e0d4bf;gap:6px}.study-tab{flex:1;border:0;background:transparent;padding:12px 14px;border-radius:12px;font-weight:850;font-size:13px;color:#846d49;cursor:pointer}.study-tab.active{background:#fff;color:var(--amber);box-shadow:0 4px 15px rgba(80,60,20,.08)}
.study-panel{padding:24px}.study-stage{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(320px,.95fr);gap:24px;align-items:start}.study-visual{margin:0;border-radius:18px;overflow:hidden;border:1px solid #ded6c7;background:#f4ebdd}.study-visual img{width:100%;aspect-ratio:16/10;object-fit:cover}.study-visual figcaption{padding:10px 12px;font-size:10px;color:#7c725f;background:#fffaf0}.study-label{display:inline-flex;background:var(--amber);color:white;padding:5px 8px;border-radius:8px;font-size:10px;font-weight:900;text-transform:uppercase;letter-spacing:.08em}.study-summary h3{font-size:26px;line-height:1.05;margin:12px 0 9px}.study-summary>p{font-size:14px;color:var(--muted);margin:0}.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:18px}.stat-row div{padding:11px;border-radius:12px;background:#f8f1e5;border:1px solid #eadbc3}.stat-row strong,.stat-row span{display:block}.stat-row strong{font-size:20px;color:var(--amber)}.stat-row span{font-size:9px;color:#806e53;line-height:1.2;margin-top:3px}.tag-row{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}.tag-row span{font-size:9px;font-weight:800;text-transform:uppercase;letter-spacing:.04em;padding:5px 7px;border-radius:999px;background:#eef1ef;color:#607173}
.study-detail-nav{display:flex;gap:7px;flex-wrap:wrap;margin-top:24px;padding-top:18px;border-top:1px solid #eee7da}.study-detail-button{border:1px solid #ddd3c1;background:#fffdf8;border-radius:999px;padding:8px 11px;font-size:11px;font-weight:800;color:#756449;cursor:pointer}.study-detail-button.active{background:var(--amber);border-color:var(--amber);color:#fff}.study-detail-panel{margin-top:14px;background:#faf7f0;border:1px solid #eadfcd;border-radius:16px;padding:18px}.study-detail-panel h4{font-size:15px;margin:0 0 6px}.study-detail-panel p{font-size:13px;color:var(--muted);margin:0}.study-detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.detail-card{background:#fff;border:1px solid #e7dece;border-radius:13px;padding:13px}.detail-card strong,.detail-card span{display:block}.detail-card strong{font-size:12px}.detail-card span{font-size:10px;color:#7b715e;margin-top:3px}.protocol-timeline{display:flex;align-items:stretch;gap:8px}.protocol-step{flex:1;background:#fff;border:1px solid #e8ddcb;border-radius:13px;padding:13px;position:relative}.protocol-step strong,.protocol-step span,.protocol-step small{display:block}.protocol-step strong{font-size:11px}.protocol-step span{font-size:10px;color:#7e6c4e;margin-top:4px}.protocol-step small{font-size:9px;color:#9a8d79;margin-top:4px}.protocol-step:before{content:"";position:absolute;top:-4px;left:13px;right:13px;height:4px;border-radius:4px;background:var(--amber)}
.design-matrix{display:grid;grid-template-columns:130px 1fr 1fr;gap:6px}.design-matrix>div{padding:9px 10px;border-radius:10px;background:#fff;border:1px solid #e6dccb;font-size:11px}.design-matrix .head{font-weight:850;text-align:center;background:#f2e8d8}.design-matrix .side{font-weight:850;background:#f7f0e5}.design-matrix .cell{text-align:center}.design-matrix .cell.em{background:#fff2d8;border-color:#eac785;color:#8b5b09;font-weight:850}
.sequence-diagram{display:grid;grid-template-columns:1fr auto 1fr;gap:10px;align-items:center}.sequence-card{background:#fff;border:1px solid #e6dccb;border-radius:13px;padding:13px}.sequence-card strong,.sequence-card span{display:block}.sequence-card strong{font-size:12px}.sequence-card span{font-size:10px;color:#776b58;margin-top:3px}.sequence-arrow{font-weight:900;color:var(--amber)}
.guardrails{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px}.guardrail{background:rgba(255,255,255,.7);border:1px solid #dfd5c3;padding:16px;border-radius:14px}.guardrail strong{font-size:12px}.guardrail p{font-size:11px;color:#756d5f;margin:5px 0 0}

/* RQ2 */
.one-minute{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:22px}.one-minute article{background:var(--paper);border:1px solid #d7dff1;border-radius:17px;padding:17px;min-height:158px}.one-minute span{display:grid;place-items:center;width:28px;height:28px;border-radius:8px;background:var(--blue);color:#fff;font-size:10px;font-weight:900}.one-minute h3{font-size:16px;margin:12px 0 7px}.one-minute p{font-size:11px;color:var(--muted);margin:0}
.review-story{display:grid;grid-template-columns:1.5fr 1fr;gap:14px;margin-bottom:22px}.review-funnel,.review-summary{background:var(--paper);border:1px solid #d7dff1;border-radius:20px;padding:20px}.review-funnel{display:flex;align-items:center;gap:10px}.review-funnel div{flex:1;text-align:center}.review-funnel strong,.review-funnel span{display:block}.review-funnel strong{font-size:24px;color:var(--blue)}.review-funnel span{font-size:9px;color:#68758a}.review-funnel b{color:#92a3c8}.review-summary{display:grid;grid-template-columns:1fr 1fr;gap:8px}.review-summary div{background:#f2f5fd;padding:10px;border-radius:12px}.review-summary strong,.review-summary span{display:block}.review-summary strong{font-size:18px;color:var(--blue)}.review-summary span{font-size:9px;color:#64708a}
.taxonomy{background:var(--paper);border:1px solid #d5def2;border-radius:22px;padding:22px;margin-top:18px}.taxonomy-intro{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:16px}.taxonomy-intro h3{font-size:24px;margin:5px 0 5px}.taxonomy-intro p{font-size:12px;color:var(--muted);margin:0}.text-link{font-size:12px;font-weight:850;color:var(--blue);text-decoration:none;white-space:nowrap}.taxonomy-menu{display:flex;gap:6px;flex-wrap:wrap}.taxonomy-button{border:1px solid #d4def2;background:#f7f9ff;color:#5c6c8c;padding:8px 11px;border-radius:999px;font-size:11px;font-weight:850;cursor:pointer}.taxonomy-button.active{background:var(--blue);border-color:var(--blue);color:#fff}.taxonomy-panel{display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:start;margin-top:16px;padding:18px;background:#f3f6ff;border-radius:15px}.taxonomy-icon{width:42px;height:42px;border-radius:12px;background:#fff;color:var(--blue);display:grid;place-items:center;font-weight:900;font-size:20px;border:1px solid #d8e0f4}.taxonomy-label{font-size:9px;text-transform:uppercase;letter-spacing:.1em;font-weight:900;color:#7a88a6;margin:0}.taxonomy-panel h3{font-size:20px;margin:3px 0 5px}.taxonomy-panel p:last-child{font-size:13px;color:#63718b;margin:0}.taxonomy-facts{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.taxonomy-facts span{font-size:10px;padding:5px 7px;border-radius:8px;background:#fff;border:1px solid #d7e0f2;color:#516180;font-weight:750}
.design-anatomy{margin-top:18px;background:var(--paper);border:1px solid #d5def2;border-radius:22px;padding:22px}.anatomy-head{display:flex;justify-content:space-between;gap:20px;align-items:end}.anatomy-head h3{font-size:22px;margin:5px 0 0}.anatomy-switch{display:flex;padding:4px;background:#eef2fb;border-radius:11px}.anatomy-button{border:0;background:transparent;padding:8px 10px;border-radius:8px;font-size:10px;font-weight:850;color:#687897;cursor:pointer}.anatomy-button.active{background:#fff;color:var(--blue);box-shadow:0 4px 10px rgba(40,70,130,.08)}.anatomy-panel{margin-top:17px}.bar-list{display:grid;gap:9px}.bar-row{display:grid;grid-template-columns:150px 1fr 44px;gap:10px;align-items:center}.bar-row label{font-size:11px;font-weight:800}.bar-track{height:10px;border-radius:999px;background:#e8edf8;overflow:hidden}.bar-fill{height:100%;border-radius:999px;background:var(--blue)}.bar-row span{font-size:10px;text-align:right;color:#6c7890}.anatomy-note{margin-top:14px;padding:13px;border-radius:12px;background:#f3f6fd;font-size:12px;color:#62708b}.gestalt-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.gestalt-card{padding:14px;border:1px solid #d9e1f4;border-radius:13px;background:#f7f9ff}.gestalt-card strong{display:block;font-size:12px;color:var(--blue)}.gestalt-card p{font-size:10px;color:#67758e;margin:5px 0 0}
.benchmark-stage{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);gap:18px;margin-top:18px}.benchmark-visual,.benchmark-copy{margin:0;background:var(--paper);border:1px solid #d5def2;border-radius:22px;overflow:hidden}.benchmark-visual img{width:100%;aspect-ratio:16/7.5;object-fit:cover}.benchmark-visual figcaption{font-size:10px;color:#6d7890;padding:10px 12px}.benchmark-copy{padding:22px}.benchmark-copy h3{font-size:23px;margin:6px 0 9px}.benchmark-copy p{font-size:12px;color:var(--muted)}.comparison-numbers{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin:10px 0}.comparison-numbers span{font-size:11px;color:#61718e}.comparison-numbers strong{font-size:18px;color:var(--blue)}.benchmark-copy details{margin-top:13px;border-top:1px solid #e3e8f4;padding-top:12px}.benchmark-copy summary{cursor:pointer;font-weight:850;font-size:11px;color:var(--blue)}.benchmark-copy details p{font-size:11px}
.tradeoff-explorer{margin-top:18px;background:var(--paper);border:1px solid #d5def2;border-radius:22px;padding:22px}.tradeoff-head{display:flex;justify-content:space-between;align-items:end;gap:18px}.tradeoff-head h3{font-size:22px;margin:5px 0 0}.tradeoff-head>p{font-size:11px;color:var(--muted);margin:0}.tradeoff-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:7px;margin-top:15px}.tradeoff-button{border:1px solid #d7e0f3;background:#f7f9ff;color:#63718c;padding:10px;border-radius:11px;font-size:10px;font-weight:850;cursor:pointer}.tradeoff-button.active{background:var(--blue);color:#fff;border-color:var(--blue)}.tradeoff-panel{margin-top:12px;padding:17px;background:#f3f6ff;border-radius:14px;display:grid;grid-template-columns:150px 1fr;gap:18px}.profile-id{background:#fff;border:1px solid #d8e1f4;border-radius:12px;padding:14px;text-align:center}.profile-id strong{font-size:30px;color:var(--blue);display:block}.profile-id span{font-size:9px;text-transform:uppercase;letter-spacing:.08em;color:#77849d;font-weight:850}.profile-copy h4{font-size:18px;margin:0 0 5px}.profile-copy p{font-size:12px;color:#63718a;margin:0}.profile-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}.profile-tags span{font-size:9px;padding:5px 7px;background:white;border:1px solid #d7e0f2;border-radius:999px;color:#596b8a;font-weight:750}

/* RQ3 */
.design-choice{display:grid;grid-template-columns:1fr auto 1fr auto 1.15fr;gap:12px;align-items:stretch}.design-choice article{background:var(--paper);border:1px solid #cfe2de;border-radius:18px;padding:18px}.design-choice article.accent{background:#d9ebe7}.design-choice article>span{font-size:9px;text-transform:uppercase;letter-spacing:.1em;font-weight:900;color:var(--teal)}.design-choice h3{font-size:17px;margin:6px 0 6px}.design-choice p{font-size:11px;color:#627977;margin:0}.choice-plus,.choice-equals{align-self:center;font-size:24px;color:#6ea99f;font-weight:800}
.support-visual{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(260px,.7fr);gap:18px;align-items:center;margin-top:20px;background:var(--paper);border:1px solid #cfe2de;border-radius:22px;padding:14px}.support-visual img{border-radius:15px;border:1px solid #d9e7e3}.support-visual h3{font-size:22px;line-height:1.13;margin:6px 0 8px}.support-visual p{font-size:12px;color:var(--muted);margin:0}
.direction-explorer{margin-top:20px;background:var(--paper);border:1px solid #cfe2de;border-radius:22px;padding:22px}.direction-intro h3{font-size:23px;margin:5px 0 5px}.direction-intro p{font-size:12px;color:var(--muted);margin:0}.direction-list{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:16px}.direction-button{display:grid;grid-template-columns:auto 1fr;column-gap:9px;text-align:left;border:1px solid #cfe2de;background:#f5faf9;padding:12px;border-radius:13px;cursor:pointer}.direction-button>span{grid-row:1/3;display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:#dceeea;color:var(--teal);font-weight:900}.direction-button strong{font-size:12px}.direction-button small{font-size:9px;color:#6a817d;margin-top:2px}.direction-button.active{background:var(--teal);border-color:var(--teal);color:#fff}.direction-button.active span{background:#fff;color:var(--teal)}.direction-button.active small{color:#d6ece7}.direction-panel{margin-top:12px;padding:19px;border-radius:15px;background:#f1f8f6}.direction-badge{display:inline-block;padding:5px 7px;border-radius:7px;background:#d7ece7;color:var(--teal);font-size:9px;font-weight:900;text-transform:uppercase;letter-spacing:.07em}.direction-panel h3{font-size:21px;margin:8px 0 5px}.direction-lead{font-size:13px;color:#607a76;margin:0}.direction-columns{display:grid;grid-template-columns:repeat(4,1fr);gap:9px;margin-top:15px}.direction-columns div{background:#fff;border:1px solid #d2e5e0;border-radius:12px;padding:12px}.direction-columns span{font-size:9px;text-transform:uppercase;letter-spacing:.08em;font-weight:900;color:var(--teal)}.direction-columns p{font-size:10px;color:#667b78;margin:5px 0 0}
.evaluation-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px}.evaluation-card{background:var(--paper);border-radius:18px;padding:20px;border:1px solid #cfe2de}.evaluation-card.benefit{border-top:4px solid #2c9b70}.evaluation-card.cost{border-top:4px solid #e56c62}.card-kicker{text-transform:uppercase;letter-spacing:.1em;font-size:9px;font-weight:900;color:var(--muted)}.evaluation-card h3{font-size:18px;margin:7px 0 10px}.evaluation-card ul{margin:0;padding-left:19px;color:#617773;font-size:11px}.evaluation-card li+li{margin-top:4px}.evaluation-principles{grid-column:1/-1;background:#dcebe8;border-radius:16px;padding:16px 18px}.evaluation-principles strong{font-size:12px;color:var(--teal)}.evaluation-principles p{font-size:11px;color:#607571;margin:5px 0 0}

/* Roadmap + refs */
.timeline{display:grid;gap:10px}.timeline-item{display:grid;grid-template-columns:46px 1fr;gap:15px;align-items:start;padding:17px 18px;background:var(--paper);border:1px solid #d9dfdc;border-radius:16px}.timeline-item>span{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:900;border:1px solid #cbd4d1}.timeline-item.done>span{background:var(--blue);color:#fff;border-color:var(--blue)}.timeline-item.current>span{background:var(--amber);color:#fff;border-color:var(--amber)}.timeline-item.next>span{background:var(--teal-soft);color:var(--teal);border-color:#cde2dd}.timeline-item small{font-size:9px;text-transform:uppercase;letter-spacing:.1em;font-weight:900;color:#7c8a8c}.timeline-item h3{font-size:16px;margin:2px 0 4px}.timeline-item p{font-size:11px;color:var(--muted);margin:0}
.symposium-questions{margin-top:42px}.question-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:14px}.question-grid article{background:var(--paper);border:1px solid #d9dfdc;border-radius:16px;padding:16px}.question-grid span{font-size:10px;font-weight:900;color:var(--teal)}.question-grid h3{font-size:14px;margin:7px 0 5px}.question-grid p{font-size:10px;color:var(--muted);margin:0}
.references-section{background:#e9eeec}.reference-list{display:grid;grid-template-columns:1fr 1fr;gap:8px}.reference-list a{display:flex;flex-direction:column;text-decoration:none;background:var(--paper);border:1px solid #d6dfdc;border-radius:13px;padding:13px;transition:.18s}.reference-list a:hover{transform:translateY(-2px);border-color:#aebfba}.reference-list span{font-size:9px;color:var(--teal);font-weight:900}.reference-list strong{font-size:11px;margin-top:3px;line-height:1.35}
.source-section{background:#f5f1e9}.source-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.source-grid.three{grid-template-columns:repeat(3,1fr)}.source-card{background:var(--paper);border:1px solid #d9dfdc;border-radius:18px;overflow:hidden}.source-preview{display:block;background:#dfe8e6;aspect-ratio:16/10;overflow:hidden}.source-preview img{width:100%;height:100%;object-fit:cover;object-position:top}.source-preview.paper img{object-fit:cover}.source-card>div:last-child{padding:16px}.source-card>div span{font-size:9px;text-transform:uppercase;letter-spacing:.08em;font-weight:900;color:var(--teal)}.source-card h3{font-size:16px;margin:5px 0 5px}.source-card p{font-size:10px;color:var(--muted);margin:0 0 9px}.source-card div>a{font-size:10px;font-weight:900;color:var(--teal);text-decoration:none}.abstract-preview{display:grid;place-items:center;background:linear-gradient(145deg,#dbe5ff,#eef3ff)}.explorer-mark{text-align:center;color:var(--blue)}.explorer-mark span,.explorer-mark strong,.explorer-mark small{display:block}.explorer-mark span{font-size:52px;font-weight:900;line-height:.9}.explorer-mark strong{font-size:16px}.explorer-mark small{font-size:10px;color:#66779b;margin-top:6px}

/* Footer */
.site-footer{background:var(--dark);color:#d8e6e7;padding:28px 0}.footer-grid{display:grid;grid-template-columns:1fr auto auto;gap:30px;align-items:center}.footer-grid strong{font-size:13px}.footer-grid p{font-size:10px;color:#a8c0c2;margin:2px 0 0}.footer-grid a{color:#d8e6e7;font-size:10px;text-decoration:none}

/* Reveal */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .55s ease,transform .55s ease}.reveal.visible{opacity:1;transform:none}.delay-1{transition-delay:.06s}.delay-2{transition-delay:.12s}

/* Responsive */
@media (max-width:980px){
  :root{--shell:min(100% - 28px,900px)}
  .site-nav{display:none;position:absolute;top:64px;right:14px;background:var(--dark);padding:10px;border-radius:13px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;min-width:220px}.site-nav.open{display:flex}.nav-toggle{display:block}
  .hero{grid-template-columns:1fr;padding-top:65px}.hero-panel{max-width:720px}
  .survey-panel{grid-template-columns:140px 1fr}.distractor-grid{grid-column:1/-1}
  .study-stage,.benchmark-stage,.support-visual{grid-template-columns:1fr}
  .one-minute{grid-template-columns:1fr 1fr}.review-story{grid-template-columns:1fr}.direction-columns{grid-template-columns:1fr 1fr}.source-grid.three{grid-template-columns:1fr 1fr}.source-grid.three article:last-child{grid-column:1/-1}
  .question-grid{grid-template-columns:1fr 1fr}.design-choice{grid-template-columns:1fr auto 1fr}.design-choice .choice-equals{display:none}.design-choice article.accent{grid-column:1/-1}
}

@media (max-width:720px){
  :root{--shell:calc(100% - 22px)}
  .section{padding:70px 0}.hero{padding-top:58px;padding-bottom:62px;gap:34px}.hero h1{font-size:42px}.hero-subtitle{font-size:20px}.hero-lead{font-size:15px}.author-line{width:100%}
  .distinction-grid,.convergence-map,.evaluation-grid,.reference-list,.question-grid,.source-grid,.source-grid.three{grid-template-columns:1fr}.rq-card.wide{grid-column:auto;margin-top:0}.merge-arrow{display:none}.why-it-matters{grid-template-columns:1fr}.distinction-detail{grid-template-columns:1fr}.decision-flow{overflow:auto;padding-bottom:2px}.decision-flow>div{min-width:130px}
  .survey-panel{grid-template-columns:1fr}.distractor-grid{grid-template-columns:1fr}.survey-stat{flex-direction:row;align-items:end;gap:8px}.survey-stat strong{font-size:44px}.survey-stat span{max-width:120px}
  .study-tabs{flex-direction:column}.study-panel{padding:16px}.stat-row{grid-template-columns:1fr 1fr}.study-detail-grid{grid-template-columns:1fr}.protocol-timeline{display:grid;grid-template-columns:1fr 1fr}.design-matrix{grid-template-columns:100px 1fr 1fr}.sequence-diagram{grid-template-columns:1fr}.sequence-arrow{transform:rotate(90deg);text-align:center}
  .guardrails{grid-template-columns:1fr}
  .one-minute{grid-template-columns:1fr}.review-funnel{display:grid;grid-template-columns:1fr auto 1fr;gap:8px}.review-funnel div{text-align:left}.review-summary{grid-template-columns:1fr 1fr}.taxonomy-intro,.anatomy-head,.tradeoff-head{display:block}.text-link{display:inline-block;margin-top:12px}.anatomy-switch{margin-top:13px;width:max-content}.bar-row{grid-template-columns:110px 1fr 36px}.gestalt-grid{grid-template-columns:1fr}.tradeoff-tabs{grid-template-columns:1fr 1fr}.tradeoff-panel{grid-template-columns:1fr}.profile-id{text-align:left}.profile-id strong{font-size:24px}
  .design-choice{grid-template-columns:1fr}.choice-plus,.choice-equals{display:none}.design-choice article.accent{grid-column:auto}.direction-list{grid-template-columns:1fr}.direction-columns{grid-template-columns:1fr}.evaluation-principles{grid-column:auto}.source-grid.three article:last-child{grid-column:auto}.footer-grid{grid-template-columns:1fr;gap:10px}
}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}*{transition:none!important}}