.engine-section { padding: 100px 0 40px; background: radial-gradient(ellipse at 95% 8%, #b89bf82a, transparent 28%), radial-gradient(ellipse at 0% 50%, #72cccb29, transparent 34%), linear-gradient(160deg, #f7fbff, #f5f8fe 60%, #fcfaff); color: #243a52; }
.engine-heading { display: grid; grid-template-columns: 1.5fr 1fr; align-items: center; gap: 40px; margin-bottom: 42px; }
.engine-heading h2 { font-size: clamp(38px, 4.5vw, 66px); line-height: 1.3; letter-spacing: -.8px; color: #172941; }
.engine-heading h2 > span { color: var(--ai-navy); }
.engine-heading p { margin: 22px 0 28px; font-size: 18px; color: #62768c; }
.engine-heading .button-row { align-items: center; gap: 28px; }
.engine-cover { position: relative; height: 320px; perspective: 850px; }
.engine-cover-word { position: absolute; top: 0; right: 10px; font-size: 27px; line-height: 1.5; color: #7991a8; }
.engine-cover-word em { font-style: normal; color: #168d98; }
.engine-cover-sheet { position: absolute; width: 230px; height: 136px; border-radius: 24px; border: 1px solid #fff; background: linear-gradient(135deg, #fff9, #72cccb28); box-shadow: inset 0 2px 2px #fff, inset 0 -2px 3px #72cccb40, 0 18px 30px #24529b13; backdrop-filter: blur(10px); transform: rotateX(40deg) rotateZ(-25deg); }
.engine-cover-sheet span { position: absolute; top: 16px; left: 20px; font-size: 10px; letter-spacing: 2px; }
.engine-cover-sheet b { position: absolute; right: 30px; bottom: 15px; font-size: 54px; line-height: 1; color: #188c9c; }
.engine-cover-sheet.sheet-one { top: 85px; left: 12%; z-index: 3; }
.engine-cover-sheet.sheet-two { top: 134px; left: 21%; z-index: 2; background: linear-gradient(135deg, #fff9, #b89bf836); }
.engine-cover-sheet.sheet-two b { color: #7359c4; }
.engine-cover-sheet.sheet-three { top: 187px; left: 30%; z-index: 1; background: linear-gradient(135deg, #fff9, #f59add24); }
.engine-cover-sheet.sheet-three b { color: #a54885; }
.engine-context { display: flex; align-items: center; flex-wrap: wrap; gap: 12px 20px; font-size: 12px; color: #63798f; border-top: 1px solid #dbe7f1; padding-block: 20px; }
.engine-context p { flex: 1; min-width: 240px; }
.engine-demo-label { display: inline-flex; align-items: center; gap: 8px; color: #365877; border: 1px solid #cdddEE; background: #ffffff9c; padding: 8px 12px; border-radius: 100px; font-weight: 600; }
.engine-demo-label i, .engine-status-dot { width: 6px; height: 6px; border-radius: 50%; background: #209a9b; flex: none; }
.engine-act-links { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; padding-block: 16px 34px; }
.engine-act-links a { padding: 9px 16px; border-radius: 100px; background: #fff9; border: 1px solid #dce7f2; font-size: 13px; color: #365877; }
.engine-act-links a:hover { background: #e5f6f5; border-color: #72cccb; }
.engine-act-links a span { color: #168f9f; margin-right: 8px; font-size: 11px; }
.engine-act-links small { margin-left: auto; color: #8595a7; font-size: 11px; }
.engine-deck { position: relative; padding-bottom: 30px; }
.engine-marker { display: block; height: 0; scroll-margin-top: 60px; }
.engine-marker[data-engine-marker="0"] { scroll-margin-top: 12px; }
.engine-marker[data-engine-marker="1"] { scroll-margin-top: 36px; }
.engine-act-card { position: relative; padding: 24px 30px 0; border: 1px solid #fff; border-radius: 32px; background: radial-gradient(ellipse at 70% 0%, #eae5ff, transparent 50%), linear-gradient(130deg, #faffff, #f5f9ff 55%, #faf8ff); box-shadow: 0 24px 55px #1c3f6910, 0 2px 5px #24529b12, inset 0 2px 3px #fff, inset 0 -2px 4px #b9cfe452; margin-bottom: 52px; isolation: isolate; scroll-margin-top: 130px; }
.engine-act-card::before { content: ""; position: absolute; z-index: -1; inset: 4px; border: 1px solid #fff; border-radius: 28px; pointer-events: none; }
.engine-card-header { display: flex; justify-content: space-between; align-items: center; gap: 10px; font-size: 10px; color: #7c8ca5; letter-spacing: 1.5px; padding-bottom: 20px; }
.engine-act-name { color: #477291; }
.engine-card-provenance { padding: 5px 10px; border-radius: 100px; background: #ffffffa3; border: 1px solid #e1eaf4; font-size: 10px; letter-spacing: 0; }
.engine-scene-nav { display: flex; gap: 6px; border-bottom: 1px solid #dce5f2; padding-bottom: 12px; margin-bottom: 18px; }
.engine-scene-nav button { display: flex; gap: 10px; align-items: center; padding: 8px 14px; border: 1px solid transparent; border-radius: 11px; color: #7b8ba1; background: transparent; font-size: 13px; }
.engine-scene-nav small { font-size: 10px; color: #688aab; }
.engine-scene-nav [aria-pressed="true"] { background: #fff; border-color: #dfe8f3; color: #24529b; box-shadow: 0 3px 8px #24529b0a; }
.engine-scene { display: grid; grid-template-columns: .95fr 1.45fr; gap: 34px; align-items: center; padding: 20px 0 28px; scroll-margin-top: 16px; }
.engine-scene + .engine-scene { border-top: 1px solid #dce5f2; padding-top: 48px; }
.engine-kicker { display: block; font-size: 9px; letter-spacing: 1.5px; color: #728ba5; margin-bottom: 20px; }
.engine-copy h3 { font-size: clamp(32px, 3.1vw, 45px); color: #192f49; line-height: 1.36; letter-spacing: -.4px; }
.engine-copy h3 em { font-style: normal; color: var(--ai-navy); }
.engine-copy > p { font-size: 17px; color: #687d92; margin: 20px 0; line-height: 1.75; }
.engine-scope-note { display: block; font-size: 11px; color: #76869c; margin-top: 18px; line-height: 1.8; }
.engine-choice { display: flex; flex-wrap: wrap; gap: 7px; margin: 22px 0 14px; }
.engine-choice button { font-size: 12px; padding: 8px 13px; border-radius: 100px; border: 1px solid #d5e4ed; background: #ffffff9c; color: #56748c; }
.engine-choice [aria-pressed="true"] { color: #08756f; background: #e4f6f3; border-color: #72cccb; box-shadow: inset 0 1px 2px #fff; }
.engine-detail-link { display: inline-flex; align-items: center; gap: 12px; padding: 8px 0; color: #24529b; font-size: 13px; font-weight: 600; background: none; border: none; }
.engine-detail-link:hover { color: #188a9d; }
.engine-visual { position: relative; min-width: 0; min-height: 365px; }
.engine-demo-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; }
.engine-demo-head > span { display: flex; align-items: center; gap: 9px; font-size: 12px; color: #52738f; }
.engine-demo-head > span > i, .engine-destination-icon { display: inline-grid; place-items: center; width: 32px; height: 32px; border: 1px solid #fff; border-radius: 11px; background: linear-gradient(135deg, #fff, #d9f2f2); color: #168f9f; box-shadow: inset 0 1px 2px #fff, 0 3px 9px #24529b12; flex: none; }
.engine-demo-head .icon, .engine-destination-icon .icon { width: 19px; height: 19px; }
.engine-demo-replay { display: inline-flex; align-items: center; gap: 6px; border: 1px solid #dce8f1; border-radius: 100px; padding: 7px 10px; background: #ffffffb8; color: #597991; font-size: 11px; white-space: nowrap; }
.engine-demo-replay:hover { background: #fff; border-color: #72cccb; color: #16817d; }
.engine-demo-replay .icon { width: 15px; height: 15px; }
.engine-detail-link .icon { width: 17px; height: 17px; }
.engine-scene { --impact-ink: #087c77; --impact-tint: #e7f7f3; --impact-line: #48afa8; }
.engine-scene[data-direction="down"] { --impact-ink: #7351ae; --impact-tint: #f1eaff; --impact-line: #a886d6; }
.engine-scene[data-direction="steady"] { --impact-ink: #536c87; --impact-tint: #f3f6fa; --impact-line: #bdcad9; }
.engine-mini-glass { border: 1px solid #fff; border-radius: 22px; background: linear-gradient(125deg, #ffffffdb, #ffffff82); box-shadow: inset 0 2px 2px #fff, inset 0 -1px 3px #b8d8e663, 0 16px 32px #24529b12; }
.engine-visual-note { font-size: 10px; color: #778ca4; line-height: 1.7; text-align: center; }
.engine-diagnostic, .engine-evidence { --impact-line: #48afa8; }
.engine-diagnostic-sheet { padding: 16px 20px; position: relative; }
.engine-diagnostic-meta { display: flex; align-items: center; justify-content: space-between; gap: 8px; font-size: 9px; color: #7890a7; letter-spacing: .6px; }
.engine-diagnostic-clock { display: inline-flex; align-items: center; gap: 5px; letter-spacing: 0; white-space: nowrap; }
.engine-diagnostic-clock .icon { width: 14px; height: 14px; color: #699fae; }
.engine-diagnostic-clock b { font-variant-numeric: tabular-nums; font-size: 12px; font-weight: 500; color: #365c7c; }
.engine-diagnostic-question { margin: 16px 0; font-size: 17px; line-height: 1.6; color: #365c7c; }
.engine-diagnostic-question > span { color: #168f9f; border-bottom: 2px solid #72cccb; padding: 0 8px; }
.engine-diagnostic-options { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.engine-diagnostic-options > div { position: relative; display: flex; align-items: center; gap: 10px; min-height: 36px; padding: 5px 12px; border: 1px solid #dce7f1; border-radius: 12px; background: #ffffffa6; font-size: 14px; color: #56748c; }
.engine-diagnostic-pointer { position: absolute; left: 86%; top: 72%; width: 22px; height: 27px; color: #24529b; opacity: 0; pointer-events: none; z-index: 2; filter: drop-shadow(0 2px 3px #24529b35); transition: left .65s ease, top .65s ease, opacity .3s ease; }
.is-demonstrating[data-demo-step="2"] .engine-diagnostic-pointer { opacity: 1; }
.is-demonstrating[data-demo-step="3"] .engine-diagnostic-pointer { opacity: 1; top: 20%; }
.is-demonstrating[data-demo-step="3"][data-direction="down"] .engine-diagnostic-pointer { left: 38%; }
.is-demonstrating[data-demo-step="4"] .engine-diagnostic-pointer { opacity: 1; left: 20%; top: 167%; }
.engine-diagnostic-options b { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 8px; background: #edf3f9; font-size: 11px; font-weight: 500; color: #6b839a; }
.engine-diagnostic-options .icon { width: 16px; height: 16px; margin-left: auto; opacity: 0; }
.engine-diagnostic-options [data-selected="true"] { border-color: #72cccb; background: #e6f8f5; color: #087c77; box-shadow: inset 0 1px 2px #fff; }
.engine-diagnostic-options [data-selected="true"] b { background: #72cccb; color: #fff; }
.engine-diagnostic-options [data-selected="true"] .icon { opacity: 1; }
.engine-diagnostic-options [data-eliminated="true"] { opacity: .5; background: #f3f5f9; }
.engine-diagnostic-options [data-eliminated="true"] > span { text-decoration: line-through; }
.engine-diagnostic-options small { margin-left: auto; font-size: 9px; }
.engine-diagnostic-hint { display: flex; align-items: center; gap: 7px; padding: 8px 10px; margin-top: 10px; border-radius: 10px; background: #f2ecff; color: #7359c4; font-size: 11px; }
.engine-diagnostic-hint .icon { width: 15px; height: 15px; flex: none; }
.engine-diagnostic-confidence { line-height: 1.5; margin-top: 12px; padding-top: 9px; border-top: 1px solid #dce7f1; }
.engine-diagnostic-confidence > span { font-size: 11px; color: #6a8399; }
.engine-diagnostic-confidence > div { display: flex; gap: 6px; margin-top: 8px; }
.engine-diagnostic-confidence > div > span { padding: 5px 9px; border: 1px solid #e1e5f1; border-radius: 100px; font-size: 10px; color: #7b8ea2; background: #ffffffad; }
.engine-diagnostic-confidence [data-selected="true"] { color: #7351ae; border-color: #d1bcf3; background: #f1eaff; }
.engine-diagnostic-connector { display: block; height: 18px; width: 2px; margin: 0 auto; background: linear-gradient(#72cccb, #a4b9da); }
.engine-diagnostic-packet { line-height: 1.5; display: flex; gap: 12px; align-items: center; padding: 12px 16px; border-radius: 16px; }
.engine-diagnostic-packet .engine-destination-icon { margin: 0; flex: none; }
.engine-diagnostic-packet > .icon { width: 19px; height: 19px; margin-left: auto; color: #168f9f; flex: none; }
.engine-diagnostic-packet strong { display: block; font-size: 13px; color: #365c7c; }
.engine-diagnostic-packet small { font-size: 10px; color: #7c8da3; }
.engine-diagnostic > .engine-visual-note { margin-top: 9px; }
.engine-estimate { display: flex; flex-direction: column; }
.engine-estimate-stage { position: relative; }
.engine-estimate-orbit { position: absolute; top: 0; bottom: 40px; left: 10%; right: 10%; pointer-events: none; }
.engine-estimate-orbit i { position: absolute; inset: 7% 1%; border: 1px solid #aacbde64; border-radius: 50%; transform: rotate(-20deg); }
.engine-estimate-orbit i:nth-child(2) { inset: 10% 5%; transform: rotate(35deg); }
.engine-estimate-orbit i:nth-child(3) { inset: 20% 10%; transform: rotate(-50deg); }
.engine-estimate-orbit > span { position: absolute; padding: 8px; border: 1px solid #fff; border-radius: 14px; color: #6aa7b6; background: #f2faff; box-shadow: 0 4px 10px #24529b0a; }
.engine-estimate-orbit > span:nth-of-type(1) { left: -10%; top: 20%; }
.engine-estimate-orbit > span:nth-of-type(2) { right: -10%; top: 35%; color: #a276c2; }
.engine-estimate-orbit > span:nth-of-type(3) { right: 25%; top: 32%; color: #72cccb; }
.engine-estimate-main { position: relative; width: 76%; margin: 20px auto 24px; padding: 30px 20px; text-align: center; transform: rotate(-3deg); }
.engine-estimate-main > span { font-size: 11px; color: #7590a6; }
.engine-estimate-main > strong { display: block; font-size: 24px; margin: 8px 0 12px; color: #24529b; }
.engine-estimate-main > div { display: flex; align-items: center; justify-content: center; gap: 18px; font-family: var(--ai-heading); font-size: clamp(38px, 4vw, 60px); line-height: 1.5; color: #8296ad; font-variant-numeric: tabular-nums; }
.engine-estimate-main b { color: var(--impact-ink); }
.engine-estimate-main i { font-style: normal; font-size: 28px; color: #96b8cd; }
.engine-estimate-main small { font-size: 10px; color: #7b90a6; }
.engine-math-strip { position: relative; display: flex; align-items: center; justify-content: center; gap: 10px; margin: 8px 0 26px; }
.engine-math-strip > span { flex: 1; text-align: center; font-size: 10px; color: #70859b; padding: 12px 5px; background: #ffffffba; border: 1px solid #e0eaf3; border-radius: 13px; }
.engine-math-strip b { display: block; font-size: 16px; color: #5e7896; font-variant-numeric: tabular-nums; }
.engine-math-strip i { color: #a3c2cf; font-style: normal; }
.engine-score-summary { padding: 18px 20px; margin: 20px 0 10px; }
.engine-score-summary > span { font-size: 10px; color: #7e93a7; }
.engine-score-summary > div { display: flex; align-items: baseline; gap: 12px; color: #24529b; line-height: 1.4; margin: 8px 0; font-variant-numeric: tabular-nums; }
.engine-score-summary strong { font-family: var(--ai-heading); font-size: clamp(27px, 3.1vw, 42px); }
.engine-score-summary i { font-style: normal; color: #86a1bf; }
.engine-score-summary small { font-size: 14px; color: #8aa1b6; white-space: nowrap; }
.engine-score-summary > b { font-size: 13px; color: var(--impact-ink); }
.engine-next { height: 365px; }
.engine-next-path { position: absolute; inset: 15px 45px; border: 1px dashed #b7d5e8; border-radius: 50%; transform: rotate(-35deg); }
.engine-next-step { position: absolute; width: 62%; padding: 20px 50px 20px 24px; }
.engine-next-step > span { font-size: 9px; letter-spacing: 1px; color: #8597ae; }
.engine-next-step strong { display: block; font-size: 19px; color: #365877; margin: 6px 0; }
.engine-next-step small { font-size: 10px; color: #7b8fa4; }
.engine-next-step b { position: absolute; right: 22px; top: 32px; font-size: 28px; color: #5ba8a7; }
.engine-next-step:nth-of-type(2) { top: 5px; left: 2%; transform: rotate(-6deg); }
.engine-next-step:nth-of-type(3) { top: 118px; right: 1%; transform: rotate(5deg); }
.engine-next-step:nth-of-type(4) { top: 235px; left: 6%; transform: rotate(-4deg); }
.engine-next-step:nth-of-type(3) b { color: #a087dc; }
.engine-next-step:nth-of-type(4) b { color: #c67dab; }
.engine-buddy { position: absolute; top: 0; right: 4%; width: 95px; filter: drop-shadow(0 8px 13px #24529b22); }
.engine-copy #engine-try-lesson { font-size: 14px; margin: 8px 0 6px; }
.engine-copy > a.engine-detail-link { display: flex; }
.engine-trace-title { display: block; font-size: 12px; color: #7891aa; margin-bottom: 18px; }
.engine-trace-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.engine-trace-grid > button { position: relative; text-align: left; padding: 18px; background: linear-gradient(135deg, #ffffffd9, #fff8); border: 1px solid #fff; border-radius: 18px; color: #537794; box-shadow: 0 7px 20px #24529b08; }
.engine-trace-grid > button:hover { border-color: #72cccb; background: #fff; }
.engine-trace-grid small { display: block; font-size: 9px; color: #8d9fb2; }
.engine-trace-grid strong { display: block; font-size: 17px; color: #24529b; margin: 5px 0; }
.engine-trace-grid > button > span { font-size: 10px; }
.engine-trace-grid > button:nth-child(2n) { background: linear-gradient(135deg, #fff, #f1edff); }
.engine-trace .engine-visual-note { margin-top: 18px; }
.engine-replay-actions { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.engine-replay-actions .button { font-size: 12px; padding: 10px 15px; min-height: 42px; }
.engine-card-footer { position: relative; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; padding: 16px 0 20px; border-top: 1px solid #dfe8f2; font-size: 10px; color: #879bb1; }
.engine-card-footer a { color: #527998; }
.engine-run-label { border-radius: 30px; color: #17817e; }
.engine-live-note { text-align: center; font-size: 11px; color: #8698ad; margin-top: 40px; }
.engine-demo-timeline { margin-top: 14px; padding-top: 12px; border-top: 1px solid #dce7f1; }
.engine-demo-timeline ol { display: flex; justify-content: space-between; gap: 6px; padding: 0; margin: 0; list-style: none; }
.engine-demo-timeline li { display: flex; align-items: center; flex-direction: column; gap: 6px; flex: 1; position: relative; text-align: center; font-size: 10px; color: #8799ad; }
.engine-demo-timeline li + li::before { content: ""; position: absolute; width: calc(100% - 22px); height: 1px; background: #d5e3ee; top: 10px; right: calc(50% + 14px); }
.engine-demo-timeline li b { display: grid; place-items: center; width: 22px; height: 22px; border: 1px solid #d6e3ee; border-radius: 50%; background: #f8fbff; font-size: 10px; font-weight: 500; z-index: 1; flex: none; }
.engine-demo-timeline [data-done="true"] { color: #638c98; }
.engine-demo-timeline [data-done="true"] b { background: #e9f7f5; border-color: #b7ded9; }
.engine-demo-timeline [data-current="true"] { color: #16817d; }
.engine-demo-timeline [data-current="true"] b { color: #fff; background: #48afa8; border-color: #48afa8; box-shadow: 0 0 0 4px #72cccb24; }
.engine-demo-caption { margin-top: 12px; font-size: 12px; line-height: 1.65; color: #59788e; min-height: 36px; }
.is-demonstrating .engine-visual [data-demo-at][data-demo-ready="false"] { opacity: .55; }
.is-demonstrating [data-demo-focus="true"]:not(path) { animation: engine-map-pulse 1.35s ease; }
.is-demonstrating .engine-diagnostic-options [data-eliminated="true"][data-demo-ready="false"] { opacity: 1; background: #ffffffa6; }
.is-demonstrating .engine-diagnostic-options [data-eliminated="true"][data-demo-ready="false"] > span { text-decoration: none; }
.is-demonstrating .engine-diagnostic-options [data-eliminated="true"][data-demo-ready="false"] small { visibility: hidden; }
.is-demonstrating .engine-diagnostic-options [data-selected="true"][data-demo-ready="false"] { opacity: 1; border-color: #dce7f1; background: #ffffffa6; color: #56748c; }
.is-demonstrating .engine-diagnostic-options [data-selected="true"][data-demo-ready="false"] b { background: #edf3f9; color: #6b839a; }
.is-demonstrating .engine-diagnostic-options [data-selected="true"][data-demo-ready="false"] .icon { opacity: 0; }
.is-demonstrating .engine-diagnostic-confidence[data-demo-ready="false"] [data-selected="true"] { color: #7b8ea2; border-color: #e1e5f1; background: #ffffffad; }
.is-demonstrating .engine-diagnostic-packet[data-demo-focus="true"] { animation: engine-collect .7s ease both, engine-map-pulse 1.35s ease; }
.is-demonstrating .engine-estimate-main b[data-demo-ready="false"] { visibility: hidden; }
.is-demonstrating .engine-score-summary[data-demo-ready="false"] [data-engine-value="score-after"], .is-demonstrating .engine-score-summary[data-demo-ready="false"] > b { visibility: hidden; }
@keyframes engine-collect { from { opacity: .25; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
@keyframes engine-icon-arrive { 0% { transform: scale(.86); } 55% { transform: scale(1.12); } 100% { transform: scale(1); } }
@keyframes engine-gate-scan { 0% { opacity: 1; transform: translateX(-100%); } 100% { opacity: 0; transform: translateX(100%); } }
.engine-dialog { width: min(760px, calc(100% - 32px)); color: #36506e; background: linear-gradient(135deg, #fff, #f4faff 70%, #f5f0ff); }
.engine-dialog h2 { font-size: 30px; }
.engine-dialog p { font-size: 14px; color: #637d95; margin-top: 15px; }
.engine-audit-summary { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.engine-audit-summary > span { font-size: 11px; border: 1px solid #d9e6ef; border-radius: 100px; padding: 6px 10px; background: #fff; }
.engine-formula { margin: 20px 0; white-space: pre-wrap; overflow-wrap: anywhere; font: 12px/1.9 ui-monospace, SFMono-Regular, Consolas, monospace; padding: 22px; background: #edf5fb; border: 1px solid #dce8f1; border-radius: 16px; color: #345e83; }
.engine-audit-data { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; margin: 20px 0; }
.engine-audit-data > div { border-bottom: 1px solid #e2eaf3; padding: 10px 0; min-width: 0; }
.engine-audit-data dt { font-size: 10px; color: #8b9eb0; }
.engine-audit-data dd { margin: 3px 0 0; overflow-wrap: anywhere; font-size: 13px; }
.engine-dialog .notice { font-size: 11px; }
.engine-tabbed .engine-deck { padding-bottom: 360px; }
.engine-tabbed .engine-act-card { position: sticky; top: calc(116px + var(--act-index) * 24px); min-height: 724px; display: grid; grid-template-rows: auto auto 1fr auto; margin-bottom: 94px; transform-origin: 50% 0; transform: scale(var(--stack-scale, 1)); }
.engine-act-card[data-engine-act="0"] { --act-index: 0; z-index: 1; }
.engine-act-card[data-engine-act="1"] { --act-index: 1; z-index: 2; }
.engine-act-card[data-engine-act="2"] { --act-index: 2; z-index: 3; }
.engine-tabbed .engine-card-header { padding-bottom: 16px; }
.engine-tabbed .engine-scene-nav { margin-bottom: 12px; }
.engine-tabbed .engine-scene { min-height: 402px; padding: 4px 0 20px; animation: engine-scene-in .32s ease both; }
.engine-tabbed #engine-scene-5 { grid-template-columns: .82fr 1.58fr; }
.engine-tabbed .engine-copy .engine-demo-timeline { margin-top: 10px; padding-top: 8px; }
.engine-tabbed .engine-demo-timeline li { flex-direction: row; gap: 4px; justify-content: center; }
.engine-tabbed .engine-demo-timeline li + li::before { display: none; }
.engine-tabbed .engine-demo-caption { margin-top: 6px; }
.engine-tabbed .engine-scene + .engine-scene { border-top: 0; padding-top: 4px; }
.engine-tabbed .engine-card-footer { padding-bottom: 16px; }
.engine-tabbed .engine-live-note { position: absolute; bottom: 80px; width: 100%; }
.engine-section.is-replaying .engine-trace-grid > button { animation: engine-trace-pulse .85s ease both; }
.engine-section.is-replaying .engine-trace-grid > button:nth-child(2) { animation-delay: .1s; }
.engine-section.is-replaying .engine-trace-grid > button:nth-child(3) { animation-delay: .2s; }
.engine-section.is-replaying .engine-trace-grid > button:nth-child(4) { animation-delay: .3s; }
.engine-section.is-replaying .engine-trace-grid > button:nth-child(5) { animation-delay: .4s; }
.engine-section.is-replaying .engine-trace-grid > button:nth-child(6) { animation-delay: .5s; }
@keyframes engine-trace-pulse { 40% { box-shadow: 0 0 0 4px #72cccb45, 0 12px 26px #24529b12; transform: translateY(-3px); } }
@keyframes engine-scene-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
body.motion-paused .engine-section *, body.motion-paused .engine-section *::before, body.motion-paused .engine-section *::after { animation: none !important; transition: none !important; }
@media (max-width: 1100px) {
  .engine-act-card { padding: 22px 22px 0; }
  .engine-scene { gap: 22px; grid-template-columns: 1fr 1.45fr; }
  .engine-copy h3 { font-size: 34px; }
  .engine-copy > p { font-size: 15px; }
}
@media (max-width: 960px) {
  .engine-section { padding-top: 72px; }
  .engine-heading { grid-template-columns: 1fr; gap: 0; }
  .engine-heading h2 { font-size: 46px; }
  .engine-cover { display: none; }
  .engine-act-links small { width: 100%; margin: 6px 0 0; }
  .engine-scene { grid-template-columns: 1fr; gap: 28px; padding-bottom: 34px; }
  .engine-copy > p br { display: none; }
  .engine-copy h3 { font-size: 36px; }
  .engine-copy h3 br { display: none; }
  #engine-scene-1 .engine-copy h3 em { display: block; }
  .engine-copy > p { font-size: 16px; }
  .engine-visual { width: min(570px, 100%); margin-inline: auto; }
  .engine-copy > .engine-scope-note { max-width: 550px; }
  #engine-scene-6 .engine-copy { min-width: 0; }
  .engine-copy .engine-score-summary { width: min(380px, 100%); }
}
@media (max-width: 600px) {
  .engine-section .container { width: calc(100% - 28px); }
  .engine-heading { padding-inline: 8px; margin-bottom: 30px; }
  .engine-heading h2 { font-size: clamp(31px, 8.3vw, 40px); letter-spacing: 0; }
  .engine-heading p { font-size: 16px; }
  .engine-heading p br { display: none; }
  .engine-heading .eyebrow { font-size: 8px; letter-spacing: .5px; }
  .engine-heading .button-row { gap: 16px; flex-wrap: wrap; }
  .engine-heading .button { min-height: 46px; font-size: 13px; }
  .engine-heading .text-link { font-size: 12px; }
  .engine-context { display: block; padding-inline: 8px; }
  .engine-context p { margin: 12px 0 6px; font-size: 12px; }
  .engine-context > span:last-child { font-size: 10px; }
  .engine-act-links { padding-inline: 8px; }
  .engine-act-links a { font-size: 10px; padding: 8px 11px; }
  .engine-act-links small { font-size: 10px; }
  .engine-act-card { border-radius: 25px; padding: 20px 18px 0; margin-bottom: 30px; scroll-margin-top: 124px; }
  .engine-act-card::before { border-radius: 21px; }
  .engine-card-header { display: block; padding-bottom: 18px; font-size: 8px; letter-spacing: 1px; }
  .engine-card-provenance { display: inline-block; margin-top: 10px; font-size: 9px; }
  .engine-scene-nav { gap: 3px; }
  .engine-scene-nav button { padding: 7px 6px; gap: 4px; font-size: 10px; flex: 1; justify-content: center; }
  .engine-scene-nav small { font-size: 8px; }
  .engine-kicker { font-size: 8px; margin-bottom: 16px; }
  .engine-copy h3 { font-size: clamp(27px, 7vw, 34px); line-height: 1.45; letter-spacing: 0; }
  .engine-copy > p { font-size: 16px; margin-top: 16px; }
  .engine-copy .engine-scope-note { font-size: 11px; }
  .engine-choice button { font-size: 12px; }
  .engine-visual { min-height: 310px; }
  .engine-demo-head { gap: 8px; margin-bottom: 16px; }
  .engine-demo-head > span { font-size: 11px; gap: 7px; }
  .engine-demo-head > span > i { width: 28px; height: 28px; border-radius: 10px; }
  .engine-demo-replay { gap: 4px; font-size: 10px; padding: 6px 8px; }
  .engine-diagnostic-sheet { padding: 16px 14px; }
  .engine-diagnostic-meta { font-size: 8px; letter-spacing: 0; }
  .engine-diagnostic-question { font-size: 15px; }
  .engine-diagnostic-options > div { padding: 7px 9px; gap: 7px; font-size: 13px; }
  .engine-diagnostic-confidence > div { flex-wrap: wrap; }
  .is-demonstrating[data-demo-step="4"] .engine-diagnostic-pointer { left: 45%; }
  .engine-diagnostic-confidence > div > span { padding: 5px 7px; }
  .engine-diagnostic-packet { padding: 12px; gap: 8px; }
  .engine-diagnostic-packet small { font-size: 9px; }
  .engine-demo-timeline li { font-size: 9px; }
  .engine-demo-caption { font-size: 11px; }

  .engine-estimate-main { width: 85%; padding: 24px 12px; }
  .engine-estimate-main > strong { font-size: 20px; }
  .engine-estimate-main > div { font-size: 42px; gap: 14px; }
  .engine-estimate-orbit > span { font-size: 15px; }
  .engine-estimate-orbit > i:nth-child(n) { inset: 22% 15%; }
  .engine-math-strip { gap: 9px; }
  .engine-math-strip b { font-size: 14px; }
  .engine-map-source { padding: 10px 6px; }
  .engine-score-summary strong { font-size: clamp(28px, 8vw, 38px); }
  .engine-score-summary > div { gap: 8px; }
  .engine-next { height: 350px; }
  .engine-next-step { width: 74%; padding: 19px 40px 19px 17px; }
  .engine-next-step strong { font-size: 17px; }
  .engine-next-step span { font-size: 8px; }
  .engine-next-step:nth-of-type(2) { top: 0; left: 1%; }
  .engine-next-step:nth-of-type(3) { top: 113px; right: 1%; }
  .engine-next-step:nth-of-type(4) { top: 232px; left: 3%; }
  .engine-buddy { width: 70px; right: 0; top: 0; }
  .engine-trace-grid { gap: 8px; }
  .engine-trace-grid > button { padding: 13px; }
  .engine-trace-grid strong { font-size: 15px; }
  .engine-trace-grid small { font-size: 8px; }
  .engine-trace-grid > button > span { font-size: 9px; }
  .engine-card-footer { font-size: 10px; }
  .engine-dialog h2 { font-size: 24px; }
  .engine-audit-data { grid-template-columns: 1fr; }
  .engine-formula { font-size: 11px; padding: 16px; }
}
@media (prefers-reduced-motion: reduce) { .engine-section *, .engine-section *::before, .engine-section *::after { animation: none !important; transition: none !important; } }

/* Light-glass learning story: signals, evidence policy, and the 60-item outlook. */
.engine-diagnostic-sheet { background: radial-gradient(ellipse at 100% 0%, #b89bf820, transparent 55%), linear-gradient(130deg, #fff, #f3fcfbe8); overflow: hidden; }
.engine-diagnostic-sheet::before { content: ""; display: block; position: absolute; top: 0; left: 0; height: 3px; width: 100%; background: linear-gradient(90deg, #72cccb, #20aeea, #b89bf8); transform-origin: left; transition: transform .8s ease; }
.is-demonstrating[data-demo-step="1"] .engine-diagnostic-sheet::before { transform: scaleX(.15); }
.is-demonstrating[data-demo-step="2"] .engine-diagnostic-sheet::before { transform: scaleX(.35); }
.is-demonstrating[data-demo-step="3"] .engine-diagnostic-sheet::before { transform: scaleX(.6); }
.is-demonstrating[data-demo-step="4"] .engine-diagnostic-sheet::before { transform: scaleX(.82); }
.engine-diagnostic-clock { padding: 5px 9px; border-radius: 100px; background: #fff9; box-shadow: inset 0 1px 2px #fff, 0 2px 8px #24529b0c; border: 1px solid #dceaf0; }
.engine-diagnostic-options > div { transition: background .45s, border-color .45s, box-shadow .45s, opacity .45s; }
.is-demonstrating .engine-diagnostic-options [data-selected="true"][data-demo-focus="true"] { animation: engine-answer-click 1.1s ease both; }
.is-demonstrating .engine-diagnostic-pointer { filter: drop-shadow(0 3px 5px #24529b40); }
.is-demonstrating[data-demo-step="3"] .engine-diagnostic-pointer { animation: engine-pointer-click .8s ease; }
.engine-diagnostic-signals { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; margin-top: 12px; }
.engine-diagnostic-signals > span { display: flex; justify-content: center; align-items: center; gap: 5px; padding: 9px 4px; border: 1px solid #fff; border-radius: 12px; background: linear-gradient(140deg, #fff, #e5f6f2); font-size: 10px; color: #527d86; box-shadow: inset 0 1px 2px #fff, 0 5px 13px #24529b0a; }
.engine-diagnostic-signals > span:nth-child(2) { background: linear-gradient(140deg, #fff, #f0e9ff); color: #7359c4; }
.engine-diagnostic-signals .icon { width: 15px; height: 15px; }
.is-demonstrating .engine-diagnostic-signals [data-demo-focus="true"] { animation: engine-signal-arrive .8s cubic-bezier(.22, 1, .36, 1) both; }
.is-demonstrating[data-demo-step="5"] .engine-diagnostic-connector { background: linear-gradient(#20aeea, #72cccb); animation: engine-channel-glow 1s ease; }
@keyframes engine-answer-click { 35% { transform: translateY(-2px); box-shadow: 0 0 0 4px #72cccb45, 0 9px 20px #72cccb35; } }
@keyframes engine-pointer-click { 35% { transform: scale(.8) translateY(3px); } }
@keyframes engine-signal-arrive { from { opacity: .2; transform: translateY(-10px) scale(.96); } to { opacity: 1; transform: none; } }
@keyframes engine-channel-glow { 50% { box-shadow: 0 0 10px #20aeea70; } }

.engine-router-input { display: flex; align-items: center; gap: 12px; padding: 14px 18px; border-radius: 17px; }
.engine-router-input > .icon { width: 24px; height: 24px; color: #168f9f; flex: none; }
.engine-router-input strong { display: block; font-size: 14px; color: #365c7c; }
.engine-router-input small, .engine-router-core > small { font-size: 10px; color: #7890a6; }
.engine-router-channel { display: flex; justify-content: center; height: 24px; gap: 12px; overflow: hidden; }
.engine-router-channel i { width: 2px; background: linear-gradient(transparent, #72cccb, transparent); }
.is-demonstrating[data-demo-step="2"] .engine-router-channel i { animation: engine-channel-feed 1s ease both; }
.engine-router-channel i:nth-child(2) { animation-delay: .15s; }
.engine-router-channel i:nth-child(3) { animation-delay: .3s; }
.engine-router-core { text-align: center; padding: 16px 15px; background: radial-gradient(ellipse at 100% 0%, #b89bf835, transparent 55%), linear-gradient(130deg, #fff, #e8f9f6c9); }
.engine-router-core > span { color: #168f9f; font-size: 10px; letter-spacing: 1.7px; }
.engine-router-core > strong { display: block; font-size: 20px; color: #24529b; margin: 5px 0 12px; }
.engine-router-equation { display: flex; align-items: center; justify-content: center; gap: 8px; padding: 10px; border-radius: 12px; background: #ffffffaa; font-size: 11px; color: #55738c; margin-bottom: 6px; }
.engine-router-equation b { color: #48afa8; }
.engine-router-routes { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 22px; }
.engine-router-routes::before { content: ""; position: absolute; height: 15px; width: 75%; top: -16px; left: 12.5%; border-top: 1px solid #afcbdc; border-left: 1px solid #afcbdc; border-right: 1px solid #afcbdc; border-radius: 10px 10px 0 0; }
.engine-router-routes > button { position: relative; padding: 11px 5px; background: #ffffffa3; border: 1px solid #dce7f1; border-radius: 17px; color: #648197; transition: transform .35s, box-shadow .35s, background .35s; }
.engine-router-routes > button[aria-pressed="true"] { border-color: #72cccb; color: #087c77; background: linear-gradient(145deg, #fff, #e0f6f0); box-shadow: inset 0 2px 2px #fff, 0 8px 18px #72cccb28; transform: translateY(-3px); }
.engine-route-icon { display: grid; place-items: center; width: 32px; height: 32px; margin: 0 auto 5px; border-radius: 12px; background: #edf7fa; color: #168f9f; }
.engine-route-icon .icon { width: 21px; height: 21px; }
[data-engine-route="LEARN"] .engine-route-icon { background: #f0e9ff; color: #7359c4; }
[data-engine-route="REVIEW"] .engine-route-icon { background: #fcedf8; color: #b36396; }
.engine-router-routes strong { display: block; font-size: 12px; }
.engine-router-routes small { display: block; font-size: 10px; margin-top: 3px; }
.engine-route-reason { padding: 14px 16px; margin-top: 12px; border-left: 2px solid #72cccb; border-radius: 0 12px 12px 0; background: #ffffff80; min-height: 94px; }
.engine-route-reason > span { font-size: 10px; color: #16817d; }
.engine-route-reason strong { display: block; font-size: 14px; color: #365c7c; margin: 2px 0 5px; }
.engine-route-reason p { color: #6e8297; font-size: 11px; line-height: 1.6; }
@keyframes engine-channel-feed { from { transform: translateY(-24px); opacity: .2; } to { transform: none; opacity: 1; } }

.engine-learning-stages { display: grid; gap: 9px; }
.engine-learning-stage { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-radius: 17px; }
.engine-learning-stage > i { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 12px; background: #f0e9ff; color: #7359c4; flex: none; }
.engine-learning-stage:nth-child(2) > i { background: #e2f6f3; color: #168f9f; }
.engine-learning-stage:nth-child(3) > i { background: #fcedf8; color: #b36396; }
.engine-learning-stage:nth-child(4) > i { background: #e5f2ff; color: #24529b; }
.engine-learning-stage .icon { width: 22px; height: 22px; }
.engine-learning-stage span { color: #8193a9; font-size: 9px; letter-spacing: .5px; }
.engine-learning-stage strong { display: block; font-size: 15px; color: #365c7c; }
.engine-learning-stage small { display: block; font-size: 10px; color: #7890a6; }
.engine-learning-stage > b { margin-left: auto; color: #a6c1d0; font-size: 18px; }
.is-demonstrating .engine-learning-stage[data-demo-focus="true"] { animation: engine-stage-arrive .9s ease both, engine-map-pulse 1.35s ease; }
.engine-tier-policy { margin-top: 16px; padding: 13px 16px; background: #ffffff78; border: 1px solid #dce7f1; border-radius: 17px; }
.engine-tier-policy > span { color: #8595a8; font-size: 9px; letter-spacing: .8px; }
.engine-tier-policy > div { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin: 8px 0; font-size: 10px; color: #648197; }
.engine-tier-policy b { color: #24529b; font-size: 13px; margin-right: 3px; }
.engine-tier-policy i { font-style: normal; color: #9eb8cc; }
.engine-tier-policy small { display: block; font-size: 10px; line-height: 1.65; color: #8595a8; }
.engine-current-tier { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; padding: 12px 15px; margin-bottom: 14px; border-radius: 15px; }
.engine-current-tier > span { color: #6b839a; font-size: 11px; }
.engine-current-tier b { display: inline-block; padding: 3px 6px; color: #24529b; background: #e5f2ff; border-radius: 5px; }
.engine-current-tier strong { color: #59788e; font-size: 11px; }
.engine-current-tier small { color: #8595a8; font-size: 10px; }
@keyframes engine-stage-arrive { from { transform: translateX(-6px); } to { transform: none; } }

.engine-map-source { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 4px 15px; padding: 10px 16px; border-radius: 17px; }
.engine-map-source > span { color: #365c7c; font-size: 13px; }
.engine-map-source > div { display: flex; align-items: center; gap: 9px; font-size: 20px; color: #819bb2; font-variant-numeric: tabular-nums; }
.engine-map-source b { color: var(--impact-ink); }
.engine-map-source i { font-style: normal; font-size: 14px; }
.engine-map-source small { color: #8595a8; font-size: 10px; width: 100%; }
.engine-map-channel { display: flex; align-items: center; justify-content: center; gap: 9px; height: 26px; color: #7890a6; font-size: 10px; }
.engine-map-channel > i { width: 35px; height: 1px; background: #b9d8e1; position: relative; overflow: hidden; }
.engine-map-channel > i::after { content: ""; position: absolute; inset: 0; background: var(--impact-line); transform: translateX(-100%); }
.is-demonstrating .engine-map-channel[data-demo-focus="true"] > i::after { animation: engine-map-feed 1s ease both; }
.engine-outlook-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px 12px; }
.engine-outlook-group { grid-column: span 2; min-width: 0; }
.engine-outlook-group:nth-child(n+4) { grid-column: span 3; }
.engine-outlook-group > div:first-child { display: flex; align-items: center; justify-content: space-between; gap: 4px; margin-bottom: 6px; color: #59788e; }
.engine-outlook-group strong { font-size: 11px; font-weight: 500; }
.engine-outlook-group small { font-size: 9px; color: #91a1b4; }
.engine-question-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 5px; }
.engine-question-grid button { position: relative; min-height: 32px; padding: 5px 2px; background: #ffffffa6; border: 1px solid #dce7f1; color: #8095aa; border-radius: 8px; font-size: 13px; font-variant-numeric: tabular-nums; transition: background .35s, border-color .35s; }
.engine-question-grid [data-changed="true"] { color: var(--impact-ink); border-color: var(--impact-line); background: var(--impact-tint); font-weight: 600; }
.engine-question-grid button[aria-pressed="true"] { outline: 2px solid #24529b; outline-offset: 2px; }
.engine-question-grid i { display: block; width: 3px; height: 3px; margin: 2px auto 0; background: currentColor; border-radius: 50%; visibility: hidden; }
.engine-question-grid [data-changed="true"] i { visibility: visible; }
.is-demonstrating .engine-question-grid [data-demo-at][data-demo-ready="false"] { border-color: #dce7f1; background: #ffffffa6; color: #8095aa; opacity: 1; font-weight: 400; }
.is-demonstrating .engine-question-grid [data-demo-at][data-demo-ready="false"] i { visibility: hidden; }
.is-demonstrating .engine-question-grid [data-changed="true"][data-demo-focus="true"] { animation: engine-question-light 1.2s ease var(--wave, 0s) both; }
.engine-map-summary { margin: 6px 0 0; font-size: 12px; color: var(--impact-ink); }
.engine-probability-heading { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin: 9px 0 5px; font-size: 11px; color: #59788e; }
.engine-probability-heading button { font-size: 10px; color: #24529b; background: none; border: none; padding: 3px; }
.engine-probability-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 5px; }
.engine-probability { display: flex; align-items: center; justify-content: center; gap: 4px; min-width: 0; padding: 4px 5px; border-radius: 10px; font-size: 13px; font-variant-numeric: tabular-nums; color: #8195aa; white-space: nowrap; }
.engine-probability > span { color: #59788e; font-size: 10px; margin-right: 3px; }
.engine-probability strong { font-weight: 400; }
.engine-probability i { font-style: normal; font-size: 11px; color: #a1b8cb; }
.engine-probability b { color: var(--impact-ink); }
.engine-probability[aria-pressed="true"] { border-color: var(--impact-line); background: linear-gradient(125deg, #fff, var(--impact-tint)); }
.is-demonstrating .engine-probability[data-demo-ready="false"] b, .is-demonstrating .engine-probability[data-demo-ready="false"] i { visibility: hidden; }
.is-demonstrating .engine-probability[data-changed="true"][data-demo-focus="true"] { animation: engine-question-light 1.2s ease var(--wave) both; }
.is-demonstrating .engine-probability[data-demo-focus="true"] b { animation: engine-probability-arrive .65s ease var(--wave) both; }
.engine-map-total { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 4px 12px; position: relative; padding: 6px 14px; margin-top: 14px; border-radius: 15px; font-variant-numeric: tabular-nums; }
.engine-map-total > div:first-child { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 12px; }
.engine-map-total::before { content: "↓"; position: absolute; left: 50%; top: -16px; font-size: 13px; color: #9dbacb; }
.engine-map-total > div:first-child > span { font-size: 10px; color: #7890a6; }
.engine-map-total > div:first-child > div { display: flex; align-items: baseline; gap: 8px; font-size: 20px; color: #819bb2; }
.engine-map-total i { font-style: normal; font-size: 13px; }
.engine-map-total b, .engine-map-gain { color: var(--impact-ink); }
.engine-map-total small { font-size: 10px; }
.engine-map-gain { font-size: 13px; }
.engine-map-score-track { position: relative; height: 3px; width: 100%; border-radius: 10px; background: #e1ebf3; overflow: hidden; }
.engine-map-score-track > i, .engine-map-score-track > b { position: absolute; inset: 0 auto 0 0; width: var(--score-before); background: #aac0d7; }
.engine-map-score-track > b { width: var(--score-after); background: var(--impact-line); transition: width 1.1s cubic-bezier(.22, 1, .36, 1); }
.is-demonstrating .engine-map-total[data-demo-ready="false"] .engine-map-score-track > b { width: var(--score-before); background: #aac0d7; }
.is-demonstrating .engine-map-total[data-demo-ready="false"] > div:first-child > div > b, .is-demonstrating .engine-map-total[data-demo-ready="false"] .engine-map-gain { visibility: hidden; }
.is-demonstrating .engine-map-total[data-demo-focus="true"]::before { color: var(--impact-line); animation: engine-probability-arrive .65s ease both; }
.is-demonstrating .engine-map-total[data-demo-focus="true"] > div:first-child > div > b, .is-demonstrating .engine-map-total[data-demo-focus="true"] .engine-map-gain { animation: engine-probability-arrive .8s ease both; }
.engine-mapping > .engine-visual-note { margin: 4px 0 0; }
@keyframes engine-map-feed { to { transform: translateX(100%); } }
@keyframes engine-probability-arrive { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: none; } }
@keyframes engine-question-light { 35% { transform: translateY(-3px); box-shadow: 0 0 0 3px #72cccb35, 0 6px 16px #72cccb35; } }

.engine-target-card { padding: 20px; }
.engine-target-heading { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.engine-target-heading > span { color: #8595a8; font-size: 10px; letter-spacing: 1px; }
.engine-target-heading label { display: flex; align-items: center; gap: 7px; color: #648197; font-size: 11px; }
.engine-target-heading select { font: inherit; color: #24529b; font-weight: 600; padding: 5px; background: #fff9; border: 1px solid #d5e4ef; border-radius: 8px; }
.engine-target-heading small { font-size: 10px; }
.engine-target-track { position: relative; height: 46px; margin: 18px 0 10px; }
.engine-target-track::before, .engine-target-track::after { content: ""; position: absolute; height: 7px; left: 0; right: 0; top: 5px; background: #e0eaf3; border-radius: 100px; }
.engine-target-track::after { top: 28px; }
.engine-target-track > i, .engine-target-track > b { position: absolute; height: 7px; border-radius: 100px; left: 0; z-index: 1; }
.engine-target-before { top: 5px; width: var(--score-before); background: #aac0d7; }
.engine-target-after { top: 28px; width: var(--score-after); background: linear-gradient(90deg, #72cccb, #20aeea); transition: width 1.2s cubic-bezier(.22, 1, .36, 1); }
.engine-target-marker { position: absolute; width: 1px; border-left: 1px dashed #a886d6; left: var(--target); top: -5px; bottom: 0; z-index: 2; }
.engine-target-marker::before { content: "เป้าหมาย"; position: absolute; top: -15px; left: -19px; font-size: 9px; white-space: nowrap; color: #a886d6; }
.engine-target-gap { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; font-size: 22px; font-variant-numeric: tabular-nums; color: #819bb2; }
.engine-target-gap > span { font-size: 12px; color: #648197; margin-right: auto; }
.engine-target-gap i { font-style: normal; color: #a6bbce; font-size: 15px; }
.engine-target-gap b { color: var(--impact-ink); }
.engine-target-gap small { font-size: 10px; color: #8595a8; }
.engine-outlook-parts { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 18px; }
.engine-part-card { padding: 16px; border-radius: 17px; }
.engine-part-card > div:first-child strong { display: block; font-size: 14px; color: #365c7c; }
.engine-part-card > div:first-child small { color: #8595a8; font-size: 10px; }
.engine-part-values { display: block; font-size: 20px; color: #819bb2; margin: 10px 0; font-variant-numeric: tabular-nums; }
.engine-part-values i { font-style: normal; font-size: 12px; }
.engine-part-values b { color: var(--impact-ink); }
.engine-part-track { height: 13px; position: relative; background: #e0eaf3; border-radius: 100px; overflow: hidden; }
.engine-part-track i, .engine-part-track b { display: block; height: 5px; border-radius: 100px; }
.engine-part-track i { background: #aac0d7; width: var(--part-before); }
.engine-part-track b { background: var(--impact-line); width: var(--part-after); margin-top: 3px; transition: width 1.2s ease; }
.engine-part-delta { display: block; font-size: 10px; color: var(--impact-ink); margin-top: 8px; }
.engine-outlook-equation { display: flex; justify-content: center; align-items: center; gap: 10px; padding: 17px 8px; color: #6b839a; font-size: 11px; }
.engine-outlook-equation strong { font-size: 20px; color: #24529b; }
.engine-items .engine-visual-note { margin-top: 6px; }
.is-demonstrating .engine-target-after[data-demo-ready="false"] { width: var(--score-before); }
.is-demonstrating .engine-part-card[data-demo-ready="false"] .engine-part-track b { width: var(--part-before); }
.engine-next-step b .icon { width: 26px; height: 26px; }
#engine-audit-copy { white-space: pre-line; }

@media (max-width: 700px) { .engine-probability-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 600px) {
 .engine-diagnostic-signals { gap: 5px; }
 .engine-diagnostic-signals > span { flex-wrap: wrap; font-size: 9px; gap: 3px; }
 .engine-router-input { padding: 12px; gap: 8px; }
 .engine-router-input strong { font-size: 12px; }
 .engine-router-core > strong { font-size: 18px; }
 .engine-router-core > small { display: block; }
 .engine-router-equation { font-size: 10px; gap: 5px; padding: 8px 4px; }
 .engine-router-routes { grid-template-columns: 1fr 1fr; gap: 8px; }
 .engine-router-routes::before { display: none; }
 .engine-router-routes > button { display: grid; grid-template-columns: 30px 1fr; column-gap: 7px; padding: 10px; text-align: left; }
 .engine-route-icon { grid-row: span 2; margin: 0; width: 30px; height: 30px; }
 .engine-router-routes strong { font-size: 11px; }
 .engine-router-routes small { font-size: 9px; margin: 0; }
 .engine-route-reason { padding: 12px; }
 .engine-learning-stage { padding: 12px; gap: 8px; }
 .engine-learning-stage strong { font-size: 13px; }
 .engine-learning-stage small { font-size: 10px; }
 .engine-tier-policy { padding: 12px; }
 .engine-tier-policy > div { flex-wrap: wrap; justify-content: flex-start; gap: 6px; }
 .engine-current-tier { gap: 6px; }
 .engine-outlook-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
 .engine-outlook-group, .engine-outlook-group:nth-child(n+4) { grid-column: auto; }
 .engine-outlook-group:last-child { grid-column: span 2; }
 .engine-question-grid { gap: 4px; }
 .engine-question-grid button { font-size: 12px; min-height: 31px; }
 .engine-probability-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
 .engine-probability { font-size: 12px; }
 .engine-map-total { padding: 12px; }
 .engine-target-card { padding: 16px; }
 .engine-target-heading { align-items: flex-start; flex-direction: column; }
 .engine-target-gap { font-size: 20px; gap: 6px; }
 .engine-target-gap > span { width: 100%; }
 .engine-part-card { padding: 12px; }
 .engine-outlook-parts { gap: 8px; }
 .engine-part-values { font-size: 18px; }
 .engine-outlook-equation { flex-wrap: wrap; gap: 7px; font-size: 10px; }
}
.is-demonstrating .engine-visual [data-demo-at][data-demo-ready="false"] { opacity: .82; }
.is-demonstrating .engine-diagnostic-question[data-demo-focus="true"] { animation: none; }
.engine-router-routes > button::before { content: ""; position: absolute; height: 16px; top: -17px; left: 50%; border-left: 1px solid #afcbdc; }
.is-demonstrating[data-demo-step="4"] .engine-router-routes > button[aria-pressed="true"]::before { border-color: #48afa8; box-shadow: 0 0 8px #72cccb65; animation: engine-channel-feed .9s ease both; }
@keyframes engine-map-pulse { 45% { box-shadow: 0 0 0 1px color-mix(in srgb, var(--impact-line) 55%, transparent), 0 10px 26px color-mix(in srgb, var(--impact-line) 22%, transparent); } }
@media (max-width: 600px) { .engine-router-routes > button::before { display: none; } }
.engine-map-case { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; margin-top: 18px; margin-bottom: 10px; font-size: 13px; color: #536c87; }
.engine-map-case select { font: inherit; font-size: 13px; color: #24529b; border: 1px solid #c8dbe9; border-radius: 12px; background: #ffffffca; padding: 9px 12px; max-width: 100%; }
.engine-audit-q { max-height: 280px; overflow: auto; border: 1px solid #dce7f1; border-radius: 12px; margin-top: 18px; }
.engine-audit-q table { width: 100%; border-collapse: collapse; font-size: 12px; text-align: center; }
.engine-audit-q th { position: sticky; top: 0; background: #edf5fb; font-weight: 500; }
.engine-audit-q td, .engine-audit-q th { padding: 7px 5px; border-bottom: 1px solid #dce7f1; }
.engine-audit-q tr[data-related="true"] { background: #e7f7f3; color: #087c77; }
.engine-routing, .engine-learning-loop, .engine-mapping, .engine-items { font-size: 12px; line-height: 1.5; }
.engine-outlook-group { line-height: 1.5; }
.engine-question-grid button { line-height: 1.35; }
.engine-tabbed .engine-routing .engine-router-core { padding: 12px 15px; }
.engine-tabbed .engine-router-core > strong { margin: 3px 0 8px; }
.engine-tabbed .engine-router-equation { padding: 8px; margin-bottom: 4px; }
.engine-tabbed .engine-router-channel { height: 18px; }
.engine-tabbed .engine-router-routes { margin-top: 18px; }
.engine-tabbed .engine-router-routes > button { padding-block: 9px; }
.engine-tabbed .engine-route-reason { min-height: 88px; }
.engine-tabbed .engine-map-source { display: grid; grid-template-columns: 1fr auto; gap: 0 15px; padding: 8px 16px; }
.engine-tabbed .engine-map-source > div { grid-column: 2; grid-row: 1 / span 2; }
.engine-tabbed .engine-map-source small { width: auto; line-height: 15px; }
.engine-tabbed .engine-outlook-grid { grid-template-columns: 1fr; gap: 5px; }
.engine-tabbed .engine-outlook-group, .engine-tabbed .engine-outlook-group:nth-child(n+4) { display: grid; grid-template-columns: 92px minmax(0, 1fr); gap: 8px; grid-column: auto; align-items: center; }
.engine-tabbed .engine-outlook-group > div:first-child { margin-bottom: 0; }
.engine-tabbed .engine-outlook-group small { display: none; }
.engine-tabbed .engine-question-grid { grid-template-columns: repeat(10, minmax(0, 1fr)); gap: 4px; }
.engine-tabbed .engine-outlook-group:nth-child(n+4) .engine-question-grid { grid-template-columns: repeat(15, minmax(0, 1fr)); }
.engine-tabbed .engine-question-grid button { min-height: 25px; padding-block: 3px; }
.engine-tabbed .engine-question-grid i { position: absolute; width: 2px; height: 2px; bottom: 1px; left: calc(50% - 1px); margin: 0; }
.engine-tabbed .engine-demo-head { margin-bottom: 14px; }
.engine-tabbed .engine-mapping .engine-demo-head { margin-bottom: 10px; }
.engine-tabbed .engine-diagnostic-sheet { padding-block: 14px; }
.engine-tabbed .engine-diagnostic-question { margin-block: 12px; }
.engine-tabbed .engine-diagnostic-confidence { margin-top: 9px; padding-top: 7px; }
.engine-tabbed .engine-diagnostic-signals { margin-top: 9px; }
.engine-tabbed .engine-diagnostic-signals > span { padding-block: 8px; }
.engine-tabbed .engine-diagnostic-connector { height: 14px; }
.engine-tabbed .engine-diagnostic-packet { padding-block: 10px; }
.engine-tabbed .engine-kicker { margin-bottom: 14px; }
.engine-tabbed .engine-copy > p { margin-block: 16px; }
.engine-tabbed .engine-demo-caption { min-height: 0; }
.engine-tabbed .engine-learning-stage { padding-block: 11px; }
.engine-tabbed #engine-scene-6 .engine-copy > p { margin-block: 12px; }
.engine-tabbed #engine-scene-6 .engine-kicker { margin-bottom: 12px; }
.engine-tabbed #engine-scene-6 .engine-score-summary { font-size: 12px; line-height: 1.5; padding: 14px 16px; margin-block: 16px 8px; }
.engine-tabbed #engine-scene-6 .engine-detail-link { padding-block: 6px; }
.engine-tabbed #engine-scene-6 .engine-scope-note { margin-top: 12px; }
.engine-tabbed #engine-scene-6 .engine-copy > p { margin-block: 10px; }
.engine-tabbed #engine-scene-6 .engine-kicker { margin-bottom: 10px; }
.engine-tabbed #engine-scene-6 .engine-score-summary { padding-block: 13px; margin-top: 14px; }
.engine-audit-q table { font-size: 13px; }
.engine-audit-q th { font-size: 12px; }