/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.fixed{position:fixed}.relative{position:relative}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.block{display:block}.hidden{display:none}.table{display:table}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}}:root{--bg:#070914;--panel:#11162b;--panel-2:#161c35;--ink:#f6f7fc;--muted:#b8bfd4;--dim:#818aa8;--line:#a8b5e033;--cyan:#5de5f5;--pink:#f44dbb;--violet:#8f78ff;--amber:#ffc75c;--green:#62e6ae;--red:#ff758c;--radius:18px}*{box-sizing:border-box}html{background:var(--bg)}body{color:var(--ink);background:var(--bg);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.45;overflow:hidden}button,select{font:inherit}button{color:inherit}.deck-shell{scroll-snap-type:y mandatory;scroll-behavior:smooth;background:linear-gradient(#ffffff06 1px, transparent 1px), linear-gradient(90deg, #ffffff05 1px, transparent 1px), radial-gradient(circle at 10% 28%, #5de5f51a, transparent 28%), radial-gradient(circle at 90% 74%, #f44dbb14, transparent 31%), var(--bg);background-size:48px 48px,48px 48px,auto,auto,auto;height:100svh;position:relative;overflow-y:auto}.deck-progress{z-index:90;background:#ffffff0f;width:100%;height:3px;position:fixed;top:0;left:0}.deck-progress i{background:linear-gradient(90deg, var(--cyan), var(--violet), var(--pink));height:100%;box-shadow:0 0 14px var(--cyan);transition:width .25s;display:block}.ambient,.laser{z-index:0;pointer-events:none;position:fixed}.ambient{aspect-ratio:1;filter:blur(100px);opacity:.11;border-radius:50%;width:30vw}.ambient-a{background:var(--cyan);top:15vh;left:-14vw}.ambient-b{background:var(--pink);bottom:2vh;right:-12vw}.laser{opacity:.17;transform-origin:0;width:82vw;height:1px}.laser-one{background:linear-gradient(90deg, transparent, var(--cyan), transparent);top:30vh;left:-6vw;transform:rotate(14deg)}.laser-two{background:linear-gradient(90deg, transparent, var(--pink), transparent);top:75vh;left:18vw;transform:rotate(-10deg)}.slide{z-index:1;scroll-snap-align:start;scroll-snap-stop:always;flex-direction:column;justify-content:center;height:100svh;padding:clamp(48px,6vh,72px) clamp(28px,6vw,92px) 86px;display:flex;position:relative;overflow-y:auto}.slide>*{width:min(1320px,100%);margin-left:auto;margin-right:auto}.slide:after{content:"";background:linear-gradient(90deg, transparent, var(--line), transparent);height:1px;position:absolute;bottom:0;left:6vw;right:6vw}.explorer-slide{padding-top:38px;padding-bottom:70px}.final-slide{background:radial-gradient(circle,#5de5f512,#0000 45%)}.slide-header{grid-template-columns:42px 1fr;align-items:start;gap:18px;margin-bottom:clamp(18px,3vh,30px);display:grid}.slide-index{color:var(--cyan);letter-spacing:.12em;padding-top:.25rem;font-size:.8rem;font-weight:800}.kicker,.session-label,.institution{text-transform:uppercase;letter-spacing:.17em;margin:0 0 .55rem;font-size:.7rem;font-weight:800}.kicker,.session-label{color:var(--cyan)}.institution{color:var(--muted);line-height:1.5}.slide-header h2,.hero-copy h1{letter-spacing:-.04em;margin:0;line-height:1.02}.slide-header h2{max-width:1120px;font-size:clamp(2rem,4.1vw,4.15rem)}.lead{max-width:1020px;color:var(--muted);margin:.7rem 0 0;font-size:clamp(1rem,1.35vw,1.22rem)}.hero-slide{overflow:hidden}.hero-grid{grid-template-columns:minmax(0,1.35fr) minmax(270px,.65fr);align-items:center;gap:5vw;display:grid}.hero-copy h1{max-width:880px;margin-top:.8rem;font-size:clamp(3.1rem,5.7vw,6rem)}.hero-subtitle{color:var(--muted);margin:1rem 0 0;font-size:clamp(1.15rem,1.8vw,1.5rem)}.author{margin-top:1.7rem}.hero-visual{place-items:center;min-height:390px;display:grid;position:relative}.orb{aspect-ratio:1;text-align:center;background:radial-gradient(circle at 36% 34%, #fff 0 1.8%, var(--cyan) 2.8%, #3e62df 17%, #1b1046 51%, #070914 73%);border-radius:50%;place-content:center;width:min(27vw,360px);display:grid;box-shadow:inset 0 0 58px #ffffff2e,0 0 78px #5de5f538}.orb span{font-size:clamp(2.7rem,5vw,4.8rem);font-weight:850;line-height:1}.orb small{color:var(--muted);margin-top:.4rem}.orbit{border:1px solid;border-radius:50%;position:absolute}.orbit-one{border-color:#5de5f5a8;width:116%;height:54%;transform:rotate(-20deg)}.orbit-two{border-color:#f44dbb7a;width:84%;height:125%;transform:rotate(32deg)}.orbit-three{border-color:#8f78ff6b;width:136%;height:76%;transform:rotate(61deg)}.data-label{border:1px solid var(--line);color:var(--muted);background:#070914db;border-radius:10px;padding:.5rem .7rem;font-size:.75rem;position:absolute}.label-one{top:10%;left:2%}.label-two{top:35%;right:0}.label-three{bottom:6%;left:12%}.navigation-hint{color:var(--dim);margin-top:1.4rem;font-size:.78rem}.metric-grid,.versus-grid,.question-grid,.meaning-grid,.causal-grid{gap:15px;display:grid}.metric-grid.four{grid-template-columns:repeat(4,1fr)}.metric-grid.three,.meaning-grid{grid-template-columns:repeat(3,1fr)}.metric,.hypothesis,.chart-card,.zero-block,.positive-block,.warning-panel,.meaning-grid article,.teacher-note,.software-steps li,.output-key article,.read-result li,.why-correlation,.takeaways li,.causal-grid article{border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(145deg,#181e3ae8,#0b0e1fe6)}.metric{padding:24px}.metric strong{color:var(--cyan);letter-spacing:-.04em;font-size:clamp(2.2rem,4.4vw,4rem);line-height:1;display:block}.metric span{color:var(--muted);margin-top:.65rem;display:block}.metric small{color:var(--dim);margin-top:.25rem;display:block}.distribution-note{grid-template-columns:1fr 1fr;gap:15px;margin-top:15px;display:grid}.zero-block,.positive-block{align-items:baseline;gap:12px;padding:19px 24px;display:flex}.zero-block strong,.positive-block strong{font-size:2.15rem}.zero-block strong{color:var(--muted)}.positive-block strong{color:var(--pink)}.question-stage>p{margin-top:0;font-size:clamp(1.15rem,2vw,1.55rem)}.versus-grid{grid-template-columns:1fr 56px 1fr;align-items:stretch}.versus-grid article{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:28px}.versus-grid article>span{background:var(--cyan);width:35px;height:35px;color:var(--bg);border-radius:50%;place-items:center;font-weight:900;display:grid}.versus-grid h3{margin:.9rem 0 .5rem;font-size:1.45rem}.versus-grid p{color:var(--muted);margin:0}.versus{text-align:center;color:var(--pink);align-self:center;font-weight:850}.claim-line,.finding-strip,.final-claim,.caution,.teacher-note{border-radius:14px;padding:15px 18px}.claim-line{border-left:3px solid var(--cyan);background:#5de5f50e;margin-top:16px}.hypothesis-stack{grid-template-columns:1.2fr .8fr;gap:15px;display:grid}.hypothesis{padding:24px}.hypothesis.primary{border-color:#5de5f573;flex-direction:column;grid-row:span 2;justify-content:center;display:flex}.hypothesis>span{color:var(--pink);text-transform:uppercase;letter-spacing:.12em;font-size:.7rem;font-weight:850}.hypothesis h3{margin:.65rem 0;font-size:clamp(1.6rem,2.4vw,2.3rem)}.hypothesis p,.hypothesis li{color:var(--muted)}.hypothesis ul{margin:.7rem 0 0;padding-left:1.2rem}.hypothesis li+li{margin-top:.45rem}.hypothesis.limit{border-color:#ffc75c54}.map-pair{grid-template-columns:1fr 1fr;gap:18px;display:grid}.map-pair figure{min-width:0;margin:0}.map-pair img{object-fit:contain;border:1px solid var(--line);border-radius:var(--radius);background:#fff;width:100%;max-height:52vh;display:block}.map-pair figcaption{color:var(--muted);margin-top:.55rem;font-size:.85rem}.source-line,.caution{color:var(--dim);margin-top:14px;font-size:.84rem}.caution{background:#ffc75c0b;border:1px solid #ffc75c2e}.chart-card{padding:24px}.bar-list{gap:10px;display:grid}.bar-row{grid-template-columns:minmax(150px,240px) minmax(180px,1fr) 64px;align-items:center;gap:13px;min-height:24px;display:grid}.bar-label{min-width:0;color:var(--muted);white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.bar-track,.correlation-track{background:#fff1;border-radius:99px;height:12px;overflow:hidden}.bar-track i{border-radius:inherit;background:linear-gradient(90deg, var(--violet), var(--cyan));height:100%;display:block}.bar-value{text-align:right;font-variant-numeric:tabular-nums}.municipality-layout{grid-template-columns:.85fr 1.15fr;gap:18px;min-height:0;display:grid}.rank-table{border:1px solid var(--line);border-radius:var(--radius);background:#0a0d1de0;padding:12px 18px}.rank-head,.rank-row{grid-template-columns:minmax(210px,1fr) 72px 125px;align-items:center;gap:14px;display:grid}.rank-head{color:var(--dim);text-transform:uppercase;letter-spacing:.09em;padding:8px 12px;font-size:.7rem}.rank-row{border-top:1px solid var(--line);padding:8px 12px}.rank-place{grid-template-columns:34px 1fr;align-items:center;gap:10px;min-width:0;display:grid}.rank-place>b{color:var(--cyan)}.rank-place>span{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.rank-place small{color:var(--dim);font-size:.72rem;display:block}.rank-row>strong,.rank-row>em{text-align:right;font-variant-numeric:tabular-nums}.rank-row>em{color:var(--pink)}.rate-layout{grid-template-columns:.72fr 1.28fr;gap:18px;display:grid}.rate-formula{border-radius:var(--radius);background:var(--panel);border:1px solid #5de5f559;padding:26px}.rate-formula>span{color:var(--cyan);text-transform:uppercase;letter-spacing:.12em;font-size:.72rem;font-weight:850}.rate-formula>div{gap:8px;margin:1.2rem 0;font-size:1.12rem;display:grid}.rate-formula i{color:var(--pink);font-size:1.4rem}.rate-formula p{color:var(--muted);margin-bottom:0}.rate-examples{grid-template-columns:1fr 1fr;gap:15px;display:grid}.rate-examples article{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);grid-template-rows:auto 1fr auto;padding:24px;display:grid}.rate-examples header{justify-content:space-between;gap:12px;display:flex}.rate-examples header b{color:var(--amber);font-size:.78rem}.rate-examples article>div{grid-template-columns:auto auto;align-content:center;gap:3px 8px;margin:15px 0;display:grid}.rate-examples article>div i{color:var(--dim);grid-column:1/-1}.rate-examples article>div strong{font-size:2rem}.rate-examples article>div small{color:var(--muted);align-self:end}.rate-examples footer{border-top:1px solid var(--line);color:var(--pink);padding-top:12px;font-size:clamp(1.5rem,2.6vw,2.5rem);font-weight:850}.mean-rate-layout{grid-template-columns:1.1fr .9fr;align-items:stretch;gap:18px;display:grid}.mean-rate-steps{gap:10px;display:grid}.mean-rate-steps article{border:1px solid var(--line);background:var(--panel);border-radius:14px;grid-template-columns:34px 1fr;align-items:center;gap:12px;padding:15px 18px;display:grid}.mean-rate-steps article>b{background:var(--cyan);width:32px;height:32px;color:var(--bg);border-radius:50%;place-items:center;display:grid}.mean-rate-steps p{color:var(--muted);margin:0}.mean-rate-steps strong{color:var(--ink)}.mean-rate-example{text-align:center;border-radius:var(--radius);background:#f44dbb0b;border:1px solid #f44dbb59;place-content:center;padding:22px;display:grid}.mean-rate-example>span{color:var(--pink);text-transform:uppercase;letter-spacing:.1em;font-size:.7rem;font-weight:850}.mean-values{justify-content:center;align-items:center;gap:14px;margin-top:14px;display:flex}.mean-values b{font-size:2rem}.mean-values i{color:var(--pink)}.mean-divider{background:linear-gradient(90deg, transparent, var(--cyan), transparent);height:2px;margin:8px 0}.mean-denominator{color:var(--muted)}.mean-rate-example>strong{color:var(--cyan);margin-top:12px;font-size:clamp(1.6rem,3vw,2.6rem);display:block}.mean-rate-formula{background:#5de5f50b;border:1px solid #5de5f547;border-radius:14px;flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;margin-top:15px;padding:14px 18px;display:flex}.mean-rate-formula>span{width:100%;color:var(--cyan);text-align:center;text-transform:uppercase;letter-spacing:.1em;font-size:.68rem;font-weight:850}.mean-rate-formula i{color:var(--pink);font-size:1.2rem}.mean-warning{grid-template-columns:1fr 1fr;gap:12px;margin-top:12px;display:grid}.mean-warning p{color:var(--muted);background:#ffc75c0b;border:1px solid #ffc75c33;border-radius:12px;margin:0;padding:12px 15px}.municipal-rate-cards{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.municipal-rate-cards article{text-align:center;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:20px}.municipal-rate-cards span,.municipal-rate-cards small{color:var(--muted);display:block}.municipal-rate-cards strong{color:var(--cyan);margin:.45rem 0;font-size:clamp(2rem,4vw,3.5rem);line-height:1;display:block}.mean-calculation{grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:12px;margin-top:16px;display:grid}.mean-calculation article{text-align:center;border:1px solid var(--line);background:#0a0d1de0;border-radius:15px;place-content:center;min-height:118px;padding:18px;display:grid}.mean-calculation article>span{color:var(--muted);font-size:.82rem}.mean-calculation article>strong{margin-top:.55rem;font-size:clamp(1.3rem,2.4vw,2rem)}.mean-calculation>i{color:var(--pink);font-size:1.6rem}.mean-calculation .mean-answer{background:#5de5f511;border-color:#5de5f566}.mean-answer strong{color:var(--cyan)}.mean-median-example{grid-template-columns:1.2fr .9fr .9fr;gap:14px;display:grid}.mean-median-example>article,.ordered-rates{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:22px}.ordered-rates>span,.mean-median-example article>span{color:var(--cyan);text-transform:uppercase;letter-spacing:.09em;font-size:.68rem;font-weight:850}.ordered-rates>div{grid-template-columns:repeat(5,1fr);gap:8px;margin-top:22px;display:grid}.ordered-rates b{background:#ffffff0d;border-radius:12px;place-items:center;min-height:82px;font-size:1.7rem;display:grid;position:relative}.ordered-rates b.middle{outline:2px solid var(--cyan)}.ordered-rates b.extreme{outline:2px solid var(--pink)}.ordered-rates small{color:var(--muted);white-space:nowrap;font-size:.58rem;font-weight:600;position:absolute;bottom:-20px;left:50%;transform:translate(-50%)}.mean-median-example article>strong{color:var(--pink);margin:1.05rem 0 .6rem;font-size:clamp(1.35rem,2vw,1.8rem);display:block}.mean-median-example article p{color:var(--muted);margin:0}.mean-median-use{grid-template-columns:1fr 1fr;gap:12px;margin-top:15px;display:grid}.mean-median-use p{border-left:3px solid var(--cyan);color:var(--muted);background:#5de5f50b;margin:0;padding:15px 17px}.presence-grid{grid-template-columns:repeat(4,1fr);align-items:end;gap:14px;display:grid}.presence-column{text-align:center;grid-template-rows:auto 230px auto auto auto;gap:7px;min-width:0;display:grid}.presence-number{font-size:1.4rem;font-weight:850}.presence-bar-shell{background:#ffffff0a;border-radius:14px;align-items:end;display:flex;overflow:hidden}.presence-bar{background:linear-gradient(180deg, var(--pink), var(--violet));border-radius:12px 12px 0 0;width:100%;min-height:4px}.presence-bar span{padding-top:6px;font-weight:800;display:block}.presence-column h3{color:var(--muted);margin:0;font-size:.95rem}.presence-column p{margin:0}.presence-column small{color:var(--dim)}.finding-strip{background:#5de5f50e;border:1px solid #5de5f552;flex-wrap:wrap;gap:.35rem;margin-top:16px;display:flex}.table-responsive,.under-table-wrap{border:1px solid var(--line);border-radius:var(--radius);background:#0a0d1de0;overflow-x:auto}.data-table{border-collapse:collapse;width:100%;min-width:720px;font-size:.88rem}.data-table th,.data-table td{border-bottom:1px solid var(--line);text-align:left;padding:10px 12px}.data-table th{color:var(--cyan);text-transform:uppercase;letter-spacing:.07em;font-size:.68rem}.data-table td{color:var(--muted)}.data-table td.zero{color:var(--pink);font-weight:800}.farc-comparison{grid-template-columns:repeat(3,1fr);gap:15px;display:grid}.farc-comparison article{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:24px}.farc-comparison article>span{color:var(--muted)}.farc-comparison article>strong{color:var(--cyan);margin-top:.7rem;font-size:3rem;line-height:1;display:block}.farc-comparison article>small{color:var(--dim)}.farc-comparison article>div{margin-top:1rem}.farc-comparison article p{color:var(--muted);margin-bottom:0}.warning-panel{border-color:#ffc75c52;margin-top:15px;padding:18px}.warning-panel>b{color:var(--amber)}.warning-panel p{color:var(--muted);margin:.35rem 0 0}.attribution-layout{grid-template-columns:1.2fr .8fr;align-items:stretch;gap:18px;display:grid}.unknown-callout{border:1px solid #ffc75c4d;border-left:4px solid var(--amber);border-radius:var(--radius);background:#ffc75c0b;flex-direction:column;justify-content:center;padding:26px;display:flex}.unknown-callout strong{color:var(--amber);font-size:3.4rem;line-height:1}.unknown-callout span,.unknown-callout p{color:var(--muted)}.scatter-guide-grid{grid-template-columns:1fr 1fr;align-items:start;gap:18px;display:grid}.demo-scatter{border:1px solid var(--line);border-radius:var(--radius);background:#090c1be6;padding:14px}.demo-scatter svg{width:100%;display:block}.reading-steps,.software-steps,.read-result{counter-reset:step;gap:10px;margin:0;padding:0;list-style:none;display:grid}.reading-steps li{border:1px solid var(--line);background:var(--panel);color:var(--muted);border-radius:13px;padding:13px 16px 13px 54px;position:relative}.reading-steps li:before{counter-increment:step;content:counter(step);background:var(--cyan);width:26px;height:26px;color:var(--bg);border-radius:50%;place-items:center;font-weight:850;display:grid;position:absolute;top:12px;left:15px}.reading-steps b{color:var(--ink);margin-right:.3rem}.prompt{border-left:3px solid var(--pink);background:#f44dbb0e;margin-top:13px;padding:12px 16px}.prompt>span{color:var(--pink);text-transform:uppercase;letter-spacing:.1em;font-size:.68rem;font-weight:850}.prompt p{margin:.3rem 0 0}.axis-line{stroke:#f6f7fc8c}.grid-line{stroke:#b8bfd41f}.tick-line{stroke:#f6f7fc33}.axis-text{fill:var(--dim);font-size:11px}.axis-title{fill:var(--muted);font-size:13px;font-weight:750}.demo-trend{stroke:var(--pink);stroke-width:3px}.demo-points circle{fill:var(--cyan);opacity:.75}.annotation{fill:var(--amber);font-size:11px}.annotation-line{stroke:var(--amber);stroke-dasharray:4 4}.outlier{fill:var(--amber)!important}.explorer{grid-template-columns:minmax(0,1.65fr) minmax(285px,.55fr);gap:16px;display:grid}.explorer-toolbar{flex-wrap:wrap;grid-column:1/-1;align-items:end;gap:12px;display:flex}.explorer-toolbar label{color:var(--muted);gap:5px;display:grid}.explorer-toolbar label>span{text-transform:uppercase;letter-spacing:.08em;font-size:.72rem}.explorer-toolbar select,.toggle{border:1px solid var(--line);min-height:42px;color:var(--ink);background:#13182f;border-radius:11px;padding:8px 12px}.toggle{cursor:pointer}.toggle.active{border-color:var(--cyan);background:#5de5f51a}.toggle:disabled{opacity:.55;cursor:default}.focus-note{color:var(--muted);background:#ffc75c09;border:1px solid #ffc75c29;border-radius:10px;flex-basis:100%;gap:8px;padding:8px 11px;font-size:.76rem;display:flex}.focus-note b{color:var(--amber);white-space:nowrap}.correlation-chip{background:#5de5f50f;border:1px solid #5de5f54d;border-radius:11px;align-items:center;gap:10px;margin-left:auto;padding:8px 12px;display:flex}.correlation-chip span{color:var(--muted);font-size:.75rem}.correlation-chip strong{color:var(--cyan)}.scatter-frame{border:1px solid var(--line);border-radius:var(--radius);background:#080b19eb;min-width:0;padding:10px;overflow:hidden}.scatter-frame svg{width:100%;height:auto;max-height:53vh;display:block}.scatter-points circle{fill:var(--cyan);fill-opacity:.4;stroke:#ffffff40;stroke-width:.5px}.trend-line{stroke:var(--pink);stroke-width:3px}.chart-caption{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:18px}.caption-kicker{color:var(--cyan);text-transform:uppercase;letter-spacing:.1em;font-size:.66rem;font-weight:850}.chart-caption h3{margin:.35rem 0 .65rem}.chart-caption p{color:var(--muted);margin:.5rem 0;font-size:.88rem}.chart-caption b{color:var(--ink)}.chart-caption small{color:var(--dim);margin-top:.8rem;font-size:.72rem;display:block}.chart-conclusion{border-left:3px solid var(--pink);background:#f44dbb0b;margin-top:.8rem;padding:11px 12px}.chart-conclusion>b{color:var(--pink);text-transform:uppercase;letter-spacing:.08em;font-size:.64rem}.chart-conclusion p{margin:.28rem 0 0}.chart-stats{color:var(--muted);gap:4px;margin-top:.75rem;font-size:.78rem;display:grid}.explorer-slide .caution{margin-top:9px;padding:10px 14px}.correlation-scale{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:28px 34px 22px}.coefficient-intro{grid-template-columns:1fr 1fr;gap:13px;margin-bottom:13px;display:grid}.coefficient-intro p{border-left:3px solid var(--cyan);color:var(--muted);background:#5de5f50b;margin:0;padding:13px 16px}.scale-track{background:linear-gradient(90deg, var(--pink), #ffffff1f 50%, var(--cyan));border-radius:99px;height:15px;margin:34px 24px 22px;position:relative}.scale-pin{background:var(--cyan);color:var(--bg);border-radius:8px;padding:5px 9px;font-weight:900;position:absolute;top:-36px;transform:translate(-50%)}.scale-pin:after{content:"";border:6px solid #0000;border-top-color:var(--cyan);border-bottom:0;position:absolute;bottom:-6px;left:50%;transform:translate(-50%)}.scale-labels{text-align:center;justify-content:space-between;display:flex}.scale-labels b{font-size:1.35rem;display:block}.scale-labels small{color:var(--muted)}.meaning-grid{margin-top:15px}.meaning-grid article{padding:20px}.meaning-grid article>span{color:var(--cyan);text-transform:uppercase;letter-spacing:.08em;font-size:.68rem;font-weight:850}.meaning-grid h3{margin:.55rem 0 .35rem}.meaning-grid p{color:var(--muted);margin:0}.meaning-grid .plain-result{border-color:#f44dbb59}.plain-result h3{color:var(--pink);font-size:2rem}.spss-path{justify-content:center;align-items:center;gap:14px;margin-bottom:16px;display:flex}.spss-path span{background:#5de5f512;border:1px solid #5de5f559;border-radius:11px;padding:11px 18px;font-weight:800}.spss-path i{color:var(--pink);font-size:1.3rem}.software-steps{grid-template-columns:repeat(2,1fr)}.software-steps li{padding:19px 20px 19px 60px;position:relative}.software-steps li:before{counter-increment:step;content:counter(step);background:var(--cyan);width:28px;height:28px;color:var(--bg);border-radius:50%;place-items:center;font-weight:900;display:grid;position:absolute;top:18px;left:18px}.software-steps b,.software-steps span{display:block}.software-steps span{color:var(--muted);margin-top:.3rem}.teacher-note{background:#ffc75c0d;border-color:#ffc75c4d;margin-top:15px}.output-layout,.worked-layout{grid-template-columns:minmax(0,1.15fr) minmax(340px,.85fr);align-items:start;gap:16px;display:grid}.spss-output{border-radius:var(--radius);color:#1f2933;background:#f4f5f7;padding:18px;overflow-x:auto;box-shadow:0 16px 45px #00000038}.spss-title{text-align:center;margin-bottom:8px;font-family:Arial,sans-serif;font-weight:800}.spss-table{border-collapse:collapse;width:100%;min-width:620px;font-family:Arial,sans-serif;font-size:.78rem}.spss-table th,.spss-table td{text-align:right;border-bottom:1px solid #aeb5bd;padding:8px 9px}.spss-table th{color:#27313a;background:#dfe4e8}.spss-table th:first-child,.spss-table td:nth-child(2){text-align:left}.spss-table .result-cell{background:#fff3b5;font-weight:850}.spss-footnote{margin:8px 0 0;font-family:Arial,sans-serif;font-size:.7rem}.spss-output.simple .spss-table{min-width:560px}.output-key{gap:9px;display:grid}.output-key article{grid-template-columns:32px 1fr;gap:10px;padding:13px;display:grid}.output-key article>b{background:var(--cyan);width:29px;height:29px;color:var(--bg);border-radius:50%;place-items:center;display:grid}.output-key h3{margin:0 0 .2rem;font-size:1rem}.output-key p{color:var(--muted);margin:0;font-size:.86rem}.coefficient-detail-grid{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.coefficient-detail-grid article{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:20px}.coefficient-detail-grid article>span{color:var(--cyan);text-transform:uppercase;letter-spacing:.1em;font-size:.68rem;font-weight:850}.coefficient-detail-grid h3{color:var(--ink);margin:.6rem 0 .8rem}.coefficient-detail-grid p{color:var(--muted);margin:.55rem 0 0}.star-explainer{background:#ffc75c0b;border:1px solid #ffc75c40;border-radius:13px;gap:12px;margin-top:14px;padding:15px 18px;display:flex}.star-explainer b{color:var(--amber)}.star-explainer span{color:var(--muted)}.read-result li{border-left:3px solid var(--green);padding:15px 16px;position:relative}.read-result.weak li{border-left-color:var(--red)}.read-result span{color:var(--cyan);text-transform:uppercase;letter-spacing:.08em;font-size:.66rem;font-weight:850}.read-result p{color:var(--muted);margin:.28rem 0 0}.correlation-list{gap:8px;display:grid}.correlation-row{grid-template-columns:130px minmax(190px,270px) minmax(160px,1fr) 48px;align-items:center;gap:11px;font-size:.82rem;display:grid}.correlation-row .category{text-align:center;border-radius:8px;padding:5px 8px;font-size:.68rem}.category.conflict{color:var(--cyan);background:#5de5f514}.category.social{color:#e1c9ff;background:#8f78ff1a}.correlation-track i{border-radius:inherit;height:100%;display:block}.conflict-fill{background:linear-gradient(90deg, var(--cyan), var(--violet))}.social-fill{background:linear-gradient(90deg, #b89cff, var(--pink))}.correlation-row>strong{text-align:right}.evidence-ladder{grid-template-columns:repeat(4,1fr);gap:12px;display:grid}.evidence-ladder article{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);min-height:155px;padding:20px}.evidence-ladder article>span{color:var(--cyan);font-weight:850}.evidence-ladder h3{margin:.7rem 0 .35rem}.evidence-ladder p{color:var(--muted);margin:0}.why-correlation{margin-top:14px;padding:16px 20px}.why-correlation h3{margin:0 0 .6rem}.why-correlation ul{color:var(--muted);grid-template-columns:1fr 1fr;gap:4px 28px;margin:0;display:grid}.causal-grid{grid-template-columns:repeat(3,1fr)}.causal-grid article{padding:18px}.causal-grid article>span{color:var(--cyan);font-size:.72rem;font-weight:850}.causal-grid h3{margin:.55rem 0 .3rem}.causal-grid p{color:var(--muted);margin:0}.qual-matrix-shell{grid-template-columns:62px 1fr;gap:12px;min-height:0;display:grid}.qual-axis-y{color:var(--dim);grid-template-rows:auto 1fr 1fr;place-items:center;display:grid}.qual-axis-y>span{writing-mode:vertical-rl;text-transform:uppercase;letter-spacing:.11em;font-size:.68rem;font-weight:850;transform:rotate(180deg)}.qual-axis-y small{font-size:.68rem}.qual-matrix{border:1px solid var(--line);border-radius:var(--radius);background:var(--line);grid-template-columns:1fr 1fr;gap:2px;display:grid;overflow:hidden}.matrix-head{background:var(--line);grid-column:1/-1;grid-template-columns:1fr 1fr;gap:2px;display:grid}.matrix-head span{color:var(--muted);text-align:center;text-transform:uppercase;letter-spacing:.09em;background:#0d1122;padding:9px 16px;font-size:.68rem;font-weight:850}.qual-matrix article{background:#090c1bf2;min-height:165px;padding:18px 22px}.qual-matrix article>span{text-transform:uppercase;letter-spacing:.1em;font-size:.67rem;font-weight:850}.qual-matrix h3{margin:.7rem 0 .45rem;font-size:clamp(1.25rem,2vw,1.8rem)}.qual-matrix p{color:var(--muted);margin:0}.qual-matrix .expected{box-shadow:inset 0 0 0 1px #f44dbb8c}.qual-matrix .expected>span{color:var(--pink)}.qual-matrix .protective>span,.qual-matrix .alternative>span{color:var(--cyan)}.qual-matrix .baseline>span{color:var(--dim)}.qual-bridge{grid-template-columns:1fr 1fr;gap:12px;margin-top:13px;display:grid}.qual-bridge p{border:1px solid var(--line);background:var(--panel);color:var(--muted);border-radius:12px;margin:0;padding:12px 15px}.qual-bridge b{color:var(--ink)}.underreporting-layout{grid-template-columns:1fr 210px;align-items:center;gap:18px;display:grid}.source-comparison{grid-template-columns:1fr 42px 1fr;align-items:center;gap:12px;display:grid}.source-comparison article{text-align:center;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:20px}.source-comparison article>span,.source-comparison article>small{color:var(--muted);display:block}.source-comparison article>strong{color:var(--cyan);margin:.45rem 0;font-size:3.4rem;line-height:1;display:block}.comparison-arrow{text-align:center;color:var(--pink);font-size:1.3rem}.share-ring{aspect-ratio:1;background:conic-gradient(var(--cyan) 0 26.2%, #ffffff14 26.2%);border-radius:50%;place-items:center;width:190px;display:grid}.share-ring>div{aspect-ratio:1;text-align:center;background:var(--bg);border-radius:50%;place-content:center;width:152px;display:grid}.share-ring strong{font-size:2rem}.share-ring span{color:var(--muted);font-size:.75rem}.question-grid{grid-template-columns:repeat(3,1fr);margin-top:14px}.reveal{border:1px solid var(--line);background:var(--panel);border-radius:13px;overflow:hidden}.reveal button{text-align:left;cursor:pointer;background:0 0;border:0;justify-content:space-between;gap:12px;width:100%;min-height:72px;padding:14px;display:flex}.reveal button b{color:var(--cyan)}.reveal-answer{color:var(--muted);padding:0 14px 14px}.reveal-answer p{margin:0}.question-list{grid-template-columns:1fr 1fr;gap:12px;display:grid}.takeaways{grid-template-columns:1fr 1fr;gap:12px;margin:0;padding:0;list-style:none;display:grid}.takeaways li{grid-template-columns:48px 1fr;align-items:center;gap:12px;padding:18px;display:grid}.takeaways li>span{color:var(--cyan);font-weight:850}.takeaways p{color:var(--muted);margin:0}.final-claim{text-align:center;background:#5de5f50d;border:1px solid #5de5f552;margin-top:14px}.final-credit{color:var(--dim);text-align:center}.deck-nav{z-index:80;border:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#070914e0;border-radius:99px;align-items:center;gap:7px;padding:7px;display:flex;position:fixed;bottom:18px;right:20px}.deck-nav button{cursor:pointer;background:#ffffff12;border:0;border-radius:50%;width:38px;height:38px}.deck-nav button:disabled{opacity:.35;cursor:default}.deck-nav span{min-width:65px;color:var(--muted);text-align:center;font-size:.8rem}@media (width<=1000px){.slide{justify-content:flex-start}.hero-slide{justify-content:center}.hero-grid,.municipality-layout,.explorer,.output-layout,.worked-layout,.attribution-layout,.mean-rate-layout,.mean-median-example{grid-template-columns:1fr}.hero-visual{display:none}.metric-grid.four{grid-template-columns:repeat(2,1fr)}.correlation-chip{margin-left:0}.scatter-frame svg{max-height:none}.presence-column{grid-template-rows:auto 180px auto auto auto}.question-grid{grid-template-columns:1fr}}@media (width<=720px){body{overflow:auto}.deck-shell{scroll-snap-type:none;height:auto;overflow:visible}.slide{scroll-snap-align:none;height:auto;min-height:100svh;padding:72px 18px 90px;overflow:visible}.slide-header{grid-template-columns:1fr;gap:3px}.slide-header h2{font-size:clamp(2rem,10vw,3.2rem)}.hero-copy h1{font-size:clamp(2.7rem,13vw,4.2rem)}.metric-grid.three,.metric-grid.four,.distribution-note,.hypothesis-stack,.map-pair,.rate-layout,.rate-examples,.presence-grid,.farc-comparison,.scatter-guide-grid,.meaning-grid,.software-steps,.causal-grid,.takeaways,.question-list,.mean-warning,.coefficient-intro,.coefficient-detail-grid,.qual-bridge,.municipal-rate-cards,.mean-median-use{grid-template-columns:1fr}.hypothesis.primary{grid-row:auto}.versus-grid{grid-template-columns:1fr}.versus{transform:rotate(90deg)}.bar-row{grid-template-columns:100px 1fr 45px;font-size:.78rem}.rank-head,.rank-row{grid-template-columns:minmax(150px,1fr) 50px 92px;font-size:.8rem}.presence-column{grid-template-rows:auto 150px auto auto auto}.correlation-row{grid-template-columns:88px 120px 1fr 42px;font-size:.72rem}.correlation-row .category{font-size:.58rem}.underreporting-layout,.source-comparison{grid-template-columns:1fr}.comparison-arrow{transform:rotate(90deg)}.share-ring{margin:0 auto}.why-correlation ul,.mean-calculation{grid-template-columns:1fr}.mean-calculation>i{text-align:center;transform:rotate(90deg)}.qual-matrix-shell{grid-template-columns:1fr}.qual-axis-y{display:none}.qual-matrix,.matrix-head{grid-template-columns:1fr}.matrix-head span:nth-child(2){display:none}.deck-nav{bottom:10px;right:10px}}@media (prefers-reduced-motion:reduce){.deck-shell{scroll-behavior:auto}*,:before,:after{transition:none!important}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}