.exercise-shelf { margin: 35px 0 45px; padding: 28px 0; border-block: 1px solid #76588e55; }
.exercise-shelf h2 { font-size: 30px; font-weight: 400; letter-spacing: -.8px; margin: 12px 0; }
.exercise-shelf > p:not(.eyebrow) { color: var(--muted); font-size: 14px; line-height: 1.8; }
.exercise-link { display: block; padding: 23px 0 15px; border-bottom: 1px solid var(--line); }
.exercise-link:last-child { border-bottom: 0; }
.exercise-link > span { font: 9px/1.7 var(--mono); color: var(--accent); text-transform: uppercase; letter-spacing: .7px; }
.exercise-link h3 { font-size: 23px; font-weight: 400; line-height: 1.4; margin: 12px 0 0; }
.exercise-link h3 span { color: var(--amber); margin-left: 12px; }
.exercise-link:hover h3 { color: var(--amber); }
.exercise-disclosure { font: 11px/1.8 var(--mono); color: #dcc5a7; padding: 15px 20px; border-left: 2px solid var(--amber); background: #a6763110; }
.exercise h2 { font-size: 24px; font-weight: 400; line-height: 1.35; letter-spacing: -.5px; }
.evidence-desk { margin-top: 35px; }
.evidence-heading { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.evidence-heading > span { font: 10px var(--mono); color: var(--accent); }
.evidence-visual { margin: 16px 0 24px; padding: 22px 0; border-block: 1px solid var(--line); }
.evidence-visual figcaption h3 { margin: 6px 0 22px; color: var(--white); font-size: 20px; font-weight: 400; line-height: 1.4; letter-spacing: -.3px; }
.evidence-events { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0,1fr); padding: 0; margin: 0; list-style: none; }
.evidence-events li { position: relative; display: flex; flex-direction: column; gap: 8px; padding: 0 18px 0 0; min-width: 0; }
.evidence-events li:last-child { padding-right: 0; }
.evidence-events li::before { content: ""; position: absolute; top: 30px; left: 0; right: 0; height: 1px; background: #76588e88; }
.evidence-events li:last-child::before { right: calc(100% - 6px); }
.evidence-events time { position: relative; display: block; padding-bottom: 18px; font: 14px/1.5 var(--mono); color: var(--amber); }
.evidence-events time::after { content: ""; position: absolute; bottom: 5px; left: 0; width: 7px; height: 7px; border: 1px solid var(--amber); background: var(--black); border-radius: 50%; }
.evidence-events strong { color: var(--white); font-size: 14px; font-weight: 500; line-height: 1.5; }
.evidence-events li > span { color: #bdb3c5; font-size: 12px; line-height: 1.6; }
.exercise .evidence-visual-note { margin: 20px 0 0; max-width: 64ch; color: #bdb3c5; font-size: 12px; line-height: 1.7; }
.evidence-comparison table { width: 100%; border-collapse: collapse; table-layout: fixed; }
.evidence-comparison th,.evidence-comparison td { padding: 13px 16px 13px 0; text-align: left; vertical-align: top; }
.evidence-comparison th:first-child { width: 28%; }
.evidence-comparison th:last-child { padding-right: 0; }
.evidence-comparison thead th { padding-top: 0; border-bottom: 1px solid var(--line); color: #bdb3c5; font-size: 12px; font-weight: 400; }
.evidence-comparison tbody th { color: var(--white); font: 13px/1.5 var(--mono); }
.evidence-comparison td strong { display: block; color: var(--accent); font: 20px/1.2 var(--mono); }
.evidence-bar { display: block; height: 7px; margin-top: 10px; background: #76588e24; }
.evidence-bar i { display: block; height: 100%; width: var(--bar-width); background: var(--accent); }
.evidence-change .evidence-bar i { background: var(--amber); }
.evidence-comparison .evidence-change strong { color: var(--amber); }
.evidence-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 0; }
.evidence-tabs button { min-height: 44px; padding: 12px 16px; color: #d3cada; border: 1px solid var(--line); background: #0f0715; font-size: 12px; }
.evidence-tabs button[aria-pressed="true"] { color: var(--amber); border-color: #f6b35f90; }
.evidence-detail { padding: 25px 0; min-height: 195px; border-bottom: 1px solid var(--line); }
.evidence-detail h3 { font-size: 20px; font-weight: 400; margin: 12px 0; }
.exercise p,.agent-proposal dd { font-size: 14px; line-height: 1.9; color: #d5cedb; }
.exercise .eyebrow { font: 10px/1.8 var(--mono); color: var(--accent); }
.agent-proposal { margin: 35px 0; padding-left: 22px; border-left: 2px solid var(--accent); }
.agent-proposal dt { font: 10px/1.8 var(--mono); color: var(--amber); text-transform: uppercase; letter-spacing: .7px; }
.agent-proposal dd { margin: 10px 0 0; color: #bdb3c5; }
.exercise-decisions { border: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.exercise-decisions legend { font-size: 20px; margin-bottom: 20px; }
.exercise-debrief { border-top: 1px solid var(--amber); padding-top: 30px; margin-top: 35px; }
.exercise-debrief h3 { font-size: 18px; font-weight: 400; }
.exercise-debrief .inspection-note { color: #c5ad91; font-size: 12px; }
@media (max-width:640px) { .evidence-heading { display: block; } .evidence-heading > span { display: block; margin-bottom: 20px; } .exercise-decisions button { width: 100%; } .exercise-link h3 { font-size: 21px; } }
@media (max-width:640px) {
  .evidence-events { grid-auto-flow: row; gap: 0; }
  .evidence-events li { display: grid; grid-template-columns: 52px minmax(0,1fr); column-gap: 16px; row-gap: 4px; padding: 0 0 22px; }
  .evidence-events li:last-child { padding-bottom: 0; }
  .evidence-events li::before { top: 7px; bottom: -7px; left: 57px; right: auto; width: 1px; height: auto; }
  .evidence-events li:last-child::before { display: none; }
  .evidence-events time { grid-row: 1 / 3; padding: 0; font-size: 12px; }
  .evidence-events time::after { top: 5px; bottom: auto; left: 54px; width: 5px; height: 5px; }
  .evidence-events strong { grid-column: 2; }
  .evidence-events li > span { grid-column: 2; }
  .evidence-comparison th:first-child { width: 35%; }
  .evidence-comparison th,.evidence-comparison td { padding-right: 10px; }
  .evidence-comparison tbody th { font-size: 12px; }
  .evidence-comparison td strong { font-size: 18px; }
}