/* An explanatory study, not a second product tour. */
.effect-section { padding: clamp(60px, 7vw, 104px) 0 0; scroll-margin-top: 95px; }
.effect-intro { display: grid; grid-template-columns: 1.1fr 1fr; align-items: end; gap: 60px; margin-bottom: 36px; }
.effect-intro h2 { margin-top: 20px; font-size: clamp(36px, 4.6vw, 66px); line-height: 1.05; letter-spacing: -.05em; }
.effect-intro > p { max-width: 43ch; font-size: clamp(16px, 1.6vw, 20px); line-height: 1.7; color: #5b6a60; }
.sci-chapters > .effect-section, .sci-chapters > .effect-section + .sci-section { margin-top: clamp(3.3rem,6vw,5.5rem); border-top: 1px solid var(--sci-rule); padding-top: clamp(2.4rem,4.5vw,4rem); }
.sci-chapters > .effect-section { container: treatment / inline-size; }
.sci-chapters .effect-intro { grid-template-columns: 1fr; gap: 22px; }
.sci-chapters .effect-intro h2 { max-width: 25ch; font-size: clamp(2rem,3.55vw,3.4rem); line-height: 1.08; }
.sci-chapters .effect-intro h2 br { display: none; }
.sci-chapters .effect-intro > p { max-width: 70ch; font-size: clamp(1.04rem,1.55vw,1.19rem); }
.effect-demo { --effect-ink: #203c32; --effect-a: #28715c; --effect-b: #925655; --effect-control: #87968b; --effect-gold: #93802e; border: 1px solid #d2d9ce; border-radius: 13px; background: #fff; overflow: hidden; box-shadow: 0 12px 40px #18291c06; }
.effect-topline { display: flex; justify-content: space-between; align-items: center; gap: 15px; padding: 18px 26px; background: #eef2e9; border-bottom: 1px solid #dce2d5; }
.effect-study-label { display: flex; align-items: center; gap: 10px; color: #52624e; font: 10px/1.7 var(--mono); letter-spacing: .035em; }
.effect-study-label > span { width: 6px; height: 6px; background: #b29a3b; flex: 0 0 6px; }
.effect-play { flex-shrink: 0; display: inline-flex; align-items: center; gap: 7px; padding: 8px 12px; border-radius: 6px; border: 1px solid #c9d2c1; background: transparent; color: #314a36; font-size: 11px; cursor: pointer; }
.effect-play svg { width: 15px; height: 15px; fill: currentColor; }
.effect-pause-symbol { display: none; fill: none; stroke: currentColor; stroke-width: 3; }
[data-player="pause"] .effect-play-symbol { display: none; }
[data-player="pause"] .effect-pause-symbol { display: block; }
.effect-tabs { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); border-bottom: 1px solid #e0e5d9; padding: 0 25px; }
.effect-tabs button { position: relative; display: flex; align-items: center; gap: 10px; min-width: 0; padding: 21px 15px; border: 0; background: transparent; color: #62715f; font-size: 13px; line-height: 1.45; text-align: left; cursor: pointer; }
.effect-tabs button > span { font: 10px var(--mono); opacity: 1; }
.effect-tabs button[aria-selected="true"] { color: #243d2e; background: #fafbf6; }
.effect-tabs button[aria-selected="true"]::after { content: ''; height: 2px; background: #c7d0bc; position: absolute; bottom: 0; left: 0; right: 0; }
.effect-tabs i { position: absolute; z-index: 1; bottom: 0; left: 0; right: 0; height: 2px; background: #a99539; transform: scaleX(var(--step-progress,0)); transform-origin: left; }
.effect-play:focus-visible,.effect-tabs button:focus-visible,.effect-methods summary:focus-visible { outline: 2px solid #8c751f; outline-offset: -3px; }
.effect-layout { display: grid; grid-template-columns: minmax(0,1.45fr) minmax(290px,1fr); }
.effect-visual { padding: 30px 28px 25px; min-width: 0; align-self: center; }
.effect-chart-heading { min-height: 38px; font: 11px/1.6 var(--mono); color: #526650; padding-inline: 10px; }
.effect-chart { display: block; width: 100%; overflow: visible; }
.effect-grid line { stroke: #e9ede4; stroke-width: 1; }
.effect-zero { stroke: #c3cdbb; stroke-dasharray: 4 5; }
.effect-axis { stroke: #b3c0ab; stroke-width: 1; }
.effect-axis text { stroke: none; fill: #6b7963; font: 16px var(--mono); }
.effect-zero-label { fill: #5f7056; font-size: 15px; }
.effect-layer { opacity: 0; visibility: hidden; transition: opacity .55s ease, visibility .55s; }
[data-step="0"] .effect-layer-means,[data-step="1"] .effect-layer-distribution,[data-step="2"] .effect-layer-groups { opacity: 1; visibility: visible; }
.effect-row-label { fill: #354c3d; font-size: 17px; }
.effect-mean-value { fill: currentColor; font: 20px var(--mono); }
.effect-control .effect-mean-value { fill: #50624a; }
.effect-treatment .effect-mean-value { fill: #7d681f; }
.effect-row-guide { stroke: #e1e7da; }
.effect-control { color: var(--effect-control); }
.effect-treatment { color: var(--effect-gold); }
.effect-group-a { color: var(--effect-a); }
.effect-group-b { color: var(--effect-b); }
.effect-layer-means circle { fill: currentColor; }
.effect-area { fill: currentColor; opacity: .1; }
.effect-curve { stroke: currentColor; stroke-width: 2.5; fill: none; stroke-linecap: round; }
.effect-peak-label { fill: currentColor; font-size: 17px; font-weight: 550; }
.effect-axis-description { display: flex; justify-content: space-between; margin: -1px 7% 0; font-size: 11px; line-height: 1.5; color: #65775d; }
.effect-axis-description span:last-child { color: #85645b; }
.effect-visual .effect-unit { font-size: 11px; line-height: 1.6; margin-top: 13px; color: #697861; text-align: center; }
.effect-legend { display: flex; flex-wrap: wrap; gap: 12px 17px; justify-content: center; margin-top: 24px; min-height: 32px; align-items: center; }
.effect-legend > span { display: flex; align-items: center; gap: 6px; color: #57684f; font-size: 10px; line-height: 1.4; }
.effect-legend i { display: block; width: 16px; border-top: 2px solid currentColor; }
.effect-legend .effect-legend-group { display: none; }
[data-step="2"] .effect-legend .effect-legend-treatment { display: none; }
[data-step="2"] .effect-legend .effect-legend-group { display: flex; }
.effect-panels { display: grid; padding: 34px 30px; background: #f8f9f4; border-left: 1px solid #e1e6d9; min-width: 0; }
.effect-panel { grid-area: 1 / 1; visibility: hidden; opacity: 0; pointer-events: none; transition: opacity .35s ease, visibility .35s; }
.effect-panel[aria-hidden="false"],.effect-panel:not([aria-hidden]) { visibility: visible; opacity: 1; pointer-events: auto; }
.effect-panel .effect-panel-kicker { font: 10px/1.6 var(--mono); letter-spacing: .035em; text-transform: uppercase; color: #5f7056; margin-bottom: 14px; }
.effect-panel h3 { font-size: clamp(25px,2.3vw,32px); line-height: 1.14; letter-spacing: -.035em; max-width: 22ch; }
.effect-panel > p:not(.effect-panel-kicker) { font-size: 13px; line-height: 1.8; margin-top: 16px; color: #5a6a53; }
.effect-overall { margin-top: 27px; padding-top: 20px; border-top: 1px solid #d7dfcf; }
.effect-overall > strong { display: flex; align-items: baseline; gap: 8px; font-size: 48px; line-height: 1.1; font-weight: 450; letter-spacing: -.06em; color: #29452e; }
.effect-overall > strong span { font-size: 13px; letter-spacing: 0; }
.effect-overall > span { display: block; margin-top: 12px; font-size: 12px; color: #5f7056; }
.effect-overall > p { margin-top: 10px; font: 10px/1.8 var(--mono); color: #5f7056; }
.effect-panel > .effect-question { color: #2b462f; border-left: 2px solid #a99134; padding-left: 12px; margin-top: 27px; font-weight: 500; }
.effect-insight { display: flex; gap: 13px; padding: 22px 0; border-top: 1px solid #d5ddcb; border-bottom: 1px solid #d5ddcb; margin-top: 24px; }
.effect-insight > svg { width: 26px; height: 26px; flex: 0 0 26px; color: #9e8735; }
.effect-insight > p { color: #3b5339; font-size: 16px; line-height: 1.55; }
.effect-result { position: relative; border-top: 1px solid #d6decc; padding: 14px 0 12px; margin-top: 16px; }
.effect-result + .effect-result { margin-top: 0; }
.effect-result > div { display: flex; gap: 8px; align-items: baseline; }
.effect-result strong { font-size: 12px; font-weight: 550; }
.effect-result > div span { font-size: 10px; color: #5f7056; }
.effect-result b { display: flex; align-items: baseline; gap: 6px; font-size: 28px; line-height: 1.2; font-weight: 450; letter-spacing: -.04em; margin-top: 7px; }
.effect-result b span { font-size: 11px; letter-spacing: 0; }
.effect-result > p { font: 10px/1.8 var(--mono); margin-top: 4px; color: #5f7056; }
.effect-result-a strong,.effect-result-a b { color: var(--effect-a); }
.effect-result-b strong,.effect-result-b b { color: var(--effect-b); }
.effect-panel > .effect-conclusion { color: #314d35; font-weight: 500; line-height: 1.65; }
.effect-panel > .effect-result-note { font-size: 10px; line-height: 1.6; margin-top: 10px; }
.effect-bottom { display: flex; justify-content: space-between; align-items: center; gap: 25px; padding: 23px 28px; border-top: 1px solid #dce2d5; background: #eef2e9; }
.effect-bottom > p { font-size: 13px; line-height: 1.7; color: #53674d; }
.effect-bottom strong { font-weight: 550; color: #2b4432; }
.effect-bottom .sci-link { white-space: nowrap; font-size: 12px; }
.effect-methods { margin-top: 16px; color: #62745a; }
.effect-methods summary { display: flex; align-items: center; gap: 12px; cursor: pointer; list-style: none; font-size: 12px; padding: 12px 0; }
.effect-methods summary::-webkit-details-marker { display: none; }
.effect-methods summary svg { width: 18px; height: 18px; }
.effect-methods[open] summary svg { transform: rotate(180deg); }
.effect-methods > div { display: grid; grid-template-columns: 1fr 1fr; gap: 17px 32px; padding: 20px 0; border-top: 1px solid #d5ddcd; }
.effect-methods p { font-size: 12px; line-height: 1.8; color: #63725b; }
.effect-methods .sci-actions { grid-column: 1 / -1; }
.effect-methods .sci-link { font-size: 12px; }
.effect-opportunity { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; margin-top: 36px; padding-top: 36px; border-top: 1px solid #d5ddcd; }
.effect-opportunity h3 { max-width: 25ch; font-size: clamp(27px,2.5vw,36px); line-height: 1.18; letter-spacing: -.035em; }
.effect-opportunity > p { max-width: 66ch; font-size: 16px; line-height: 1.8; color: #53664c; }
.system-hybrid-roles article { min-width: 0; }
.system-hybrid-roles .sci-label { color: #7b815a; font-size: 10px; margin-bottom: 17px; }
.system-hybrid-roles h3 { font-size: 26px; max-width: 21ch; }
.system-hybrid-roles ul { padding: 0; list-style: none; margin-top: 22px; }
.system-hybrid-roles li { position: relative; padding: 12px 0 12px 18px; border-top: 1px solid #d8e0d0; font-size: 13px; line-height: 1.6; color: #53664c; }
.system-hybrid-roles li::before { content: ''; width: 4px; height: 4px; position: absolute; top: 20px; left: 0; background: #aa994c; }
.system-hybrid-flow { display: grid; grid-template-columns: repeat(4,1fr); list-style: none; padding: 22px; margin-top: 30px; border: 1px solid #d5ddcc; border-radius: 6px; background: #edf1e7; }
.system-hybrid-flow li { display: flex; justify-content: space-between; align-items: center; gap: 12px; font-size: 12px; line-height: 1.7; color: #4b6344; }
.system-hybrid-flow li:not(:first-child) { padding-left: 15px; }
.system-hybrid-flow svg { width: 20px; flex: 0 0 20px; color: #9b9b70; }
.system-hybrid > .system-trust-line { padding: 30px; background: #18271e; border-radius: 5px; color: #e8eddf; font-size: clamp(18px,2.1vw,24px); line-height: 1.5; margin-top: 25px; max-width: none; }
.system-report-extract { margin-top: 30px; background: #fff; border: 1px solid #d8ded0; border-radius: 6px; box-shadow: 0 4px 0 -1px #e8ece0,0 5px 0 #d9e0d0; padding: 30px; }
.system-report-heading { padding-bottom: 25px; border-bottom: 2px solid #3f5940; }
.system-report-heading .sci-label { color: #5f7056; margin-bottom: 10px; }
.system-report-heading h3 { font-size: 23px; }
.system-report-heading > p:last-child { font-size: 12px; color: #5f7056; margin-top: 10px; }
.system-report-rows { margin: 0; }
.system-report-rows > div { display: grid; grid-template-columns: 110px minmax(0,1fr); gap: 22px; padding: 18px 0; border-bottom: 1px solid #e0e5d7; }
.system-report-rows dt { font: 10px/1.8 var(--mono); color: #617656; }
.system-report-rows dd { margin: 0; font-size: 12px; line-height: 1.85; color: #52654a; }
.system-report-results { list-style: none; padding: 0; }
.system-report-results li { display: grid; grid-template-columns: 70px minmax(0,1fr); gap: 14px; }
.system-report-results strong { font-weight: 550; color: #3f5637; }
.system-report-results span { font: 10px/1.95 var(--mono); }
.system-report-footnote { padding-top: 15px; font-size: 10px; color: #5f7056; }
.system-report-download { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 15px; margin-top: 27px; }
.system-report-download p { max-width: 40ch; font-size: 12px; line-height: 1.8; }
.system-report-download a { font-size: 13px; }
.system-appendix { border: 1px solid #d7dfce; border-radius: 5px; padding: 0 24px; }
.system-appendix > summary { padding: 20px 0; cursor: pointer; font-size: 14px; color: #53694b; }
.system-appendix .sci-comparison { margin-block: 8px 24px; }
@media (max-width: 1000px) {
  .effect-layout { grid-template-columns: minmax(0,1.25fr) minmax(280px,1fr); }
  .effect-visual { padding-inline: 15px; }
  .effect-panels { padding: 28px 24px; }
  .system-hybrid-flow { grid-template-columns: 1fr 1fr; gap: 20px; }
  .system-hybrid-flow li:not(:first-child) { padding-left: 0; }
}
@container treatment (max-width: 800px) {
  .effect-layout { grid-template-columns: 1fr; }
  .effect-visual { padding: 24px 20px 20px; }
  .effect-chart { max-width: 590px; margin-inline: auto; }
  .effect-panels { border-left: 0; border-top: 1px solid #e0e5d7; }
  .effect-topline { flex-wrap: wrap; }
  .effect-tabs button { gap: 7px; padding-inline: 10px; font-size: 12px; }
  .effect-bottom { flex-direction: column; align-items: flex-start; gap: 12px; }
  .effect-opportunity, .effect-methods > div { grid-template-columns: 1fr; gap: 20px; }
}
@media (max-width: 760px) {
  .effect-opportunity { grid-template-columns: 1fr; gap: 20px; margin-top: 26px; padding-top: 28px; }
  .effect-intro { grid-template-columns: 1fr; gap: 22px; }
  .effect-intro h2 br { display: none; }
  .effect-intro h2 { max-width: 17ch; }
  .effect-intro > p { max-width: 55ch; }
  .effect-topline { padding: 16px 18px; flex-wrap: wrap; }
  .effect-tabs { padding: 0 10px; }
  .effect-tabs button { flex-direction: column; align-items: flex-start; gap: 7px; padding: 16px 10px; font-size: 12px; }
  .effect-layout { grid-template-columns: 1fr; }
  .effect-visual { padding: 24px 20px 20px; }
  .effect-chart { max-width: 590px; margin-inline: auto; }
  .effect-panels { border-left: 0; border-top: 1px solid #e0e5d7; padding: 26px; }
  .effect-panel h3 { max-width: 24ch; font-size: 29px; }
  .effect-bottom { flex-direction: column; align-items: flex-start; gap: 12px; padding: 23px 25px; }
  .effect-methods > div { grid-template-columns: 1fr; gap: 15px; }
  .effect-result { padding-block: 12px; }
  .effect-result b { font-size: 28px; }
  .effect-legend { min-height: 38px; margin-top: 18px; }
}
@media (max-width: 480px) {
  .effect-tabs button { font-size: 11px; padding-inline: 6px; }
  .effect-visual { padding-inline: 10px; }
  .effect-axis text { font-size: 21px; }
  .effect-row-label,.effect-zero-label,.effect-peak-label { font-size: 22px; }
  .effect-mean-value { font-size: 26px; }
  .effect-chart-heading { font-size: 10px; }
  .effect-axis-description,.effect-visual .effect-unit { font-size: 10px; }
  .effect-legend > span { font-size: 9px; }
  .effect-panels { padding: 25px 21px; }
  .effect-panel h3 { font-size: 27px; }
  .effect-panel > p:not(.effect-panel-kicker) { font-size: 13px; }
  .effect-overall > strong { font-size: 44px; }
  .effect-panel > .effect-result-note { font-size: 10px; }
  .system-hybrid-flow { grid-template-columns: 1fr; padding: 22px; gap: 17px; }
  .system-hybrid-flow svg { transform: rotate(90deg); }
  .system-hybrid > .system-trust-line { padding: 24px; }
  .system-report-extract { padding: 22px 19px; }
  .system-report-rows > div { grid-template-columns: 1fr; gap: 9px; }
  .system-report-results li { grid-template-columns: 1fr; gap: 0; padding-bottom: 10px; }
  .system-report-results li:last-child { padding-bottom: 0; }
  .system-appendix { padding-inline: 18px; }
}
@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  .effect-tabs button,.effect-play { transition: background .2s ease,color .2s ease; }
  .effect-tabs button:hover,.effect-play:hover { background: #eaf0e1; color: #25432c; }
}
@media (prefers-reduced-motion: reduce) {
  .effect-layer,.effect-panel { transition: none; }
}