/* Shared notebook, research and traffic pages. */
.tiny-dot{height:6px;width:6px;display:inline-block;background:var(--accent);border-radius:50%;flex-shrink:0}
.community-page .site-header{height:80px}.community-page .site-header nav{font-size:12px}.community-page .brand-logo{width:166px}
.community-page .site-footer{min-height:155px;padding-block:30px}.site-footer>div:first-child>p{font-size:10px;margin-top:13px;color:var(--muted)}.footer-links{display:flex;gap:24px;font-size:11px;color:var(--muted)}.site-footer>span{line-height:2;text-align:right}.site-footer b{font-weight:500}.site-footer a:hover{color:var(--link)}
.collection-duo{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;margin-top:24px}.tread-card{display:block;position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:16px}.tread-card>img{width:100%;height:290px;object-fit:cover;object-position:65% center;transition:transform .7s}.tread-card:hover>img{transform:scale(1.025)}.tread-card>div{padding:26px 30px;position:relative}.tread-card .eyebrow{color:var(--muted);font-size:9px;letter-spacing:.13em}.tread-card h3{font-size:29px;letter-spacing:-.03em;margin-top:9px;line-height:1.5}.tread-card h3>span{display:block;font-size:13px;font-weight:400;color:var(--muted);margin-top:4px}.tread-card .circle-link{position:absolute;right:28px;bottom:30px}.submit-card{position:relative;overflow:hidden;background:var(--accent);color:var(--ink);border-radius:16px;padding:35px;isolation:isolate}.submit-card>.eyebrow{font-size:9px;letter-spacing:.13em}.submit-card h3{font-size:44px;line-height:1.3;letter-spacing:-.055em;margin-top:33px}.submit-card>p{font-size:12px;line-height:1.9;margin-top:19px;max-width:290px}.submit-card>.button{margin-top:24px;font-size:11px;gap:25px}.submit-card>a{display:block;width:fit-content;font-size:10px;text-decoration:underline;text-underline-offset:4px;margin-top:21px}.submit-card>img{position:absolute;right:-40px;top:65px;width:170px;border:1px solid #17232b30;border-radius:50%;opacity:.2;z-index:-1}.notebook-more{margin-top:21px;font-size:11px;color:var(--link)}
.collection-intro{padding-block:60px 40px}.collection-intro>.eyebrow{display:flex;align-items:center;gap:10px;font-size:10px;color:var(--muted);margin-bottom:25px}.collection-intro h1{font-size:clamp(34px,4vw,56px);line-height:1.35;letter-spacing:-.055em;font-weight:700}.collection-intro h1 span{color:var(--accent)}.collection-intro-row{display:flex;justify-content:space-between;align-items:center;gap:40px}.collection-intro p:not(.eyebrow){font-size:14px;color:var(--muted);margin-top:23px;line-height:1.9}.collection-intro-row>.button{gap:28px;flex-shrink:0}.contribution-steps{display:flex;gap:36px;border-block:1px solid var(--line);padding-block:22px;margin-top:38px;font-size:11px}.contribution-steps b{font-weight:400;color:var(--link);font-size:9px;margin-right:8px}
.collection-body{padding-block:14px 60px}.collection-toolbar{display:flex;align-items:end;justify-content:space-between;gap:20px}.collection-toolbar .eyebrow{font-size:9px;color:var(--muted);margin-bottom:12px}.collection-toolbar h2{font-size:27px;line-height:1.4;letter-spacing:-.04em}.collection-toolbar>.text-link{font-size:11px}.category-filters{display:flex;gap:8px;flex-wrap:wrap;margin-block:24px 44px}.category-filters button{border:1px solid var(--line);background:#fff8;color:var(--muted);border-radius:999px;padding:9px 17px;font-size:11px;line-height:1.5}.category-filters button[aria-pressed=true]{color:#fff;background:var(--ink);border-color:var(--ink)}.category-filters button:hover{border-color:var(--ink)}.category-filters>span{font-size:12px;color:var(--muted)}
.editorial-heading{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:25px}.editorial-label{display:inline-block;color:var(--link);background:#f05a3810;border:1px solid #f05a3830;border-radius:6px;padding:5px 8px;font-size:9px;margin-bottom:13px}.editorial-heading h2{font-size:30px;line-height:1.4;letter-spacing:-.045em}.editorial-heading>p{font-size:11px;color:var(--muted);line-height:1.9}.editorial-heading>p>a{color:var(--link)}.direction-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.direction-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:27px;min-width:0;display:flex;flex-direction:column}.direction-top{display:flex;justify-content:space-between;font-size:8px;color:var(--muted);letter-spacing:.08em;gap:12px}.direction-top>span:last-child{letter-spacing:0}.direction-card h3{font-size:29px;letter-spacing:-.03em;line-height:1.4;margin-top:22px}.direction-card>p{font-size:12px;line-height:1.95;color:var(--muted);margin-top:15px}.direction-card>.direction-scene{color:var(--ink);min-height:66px}.direction-question{font-size:12px;color:var(--ink);line-height:1.8;border-left:2px solid var(--accent);padding-left:12px;margin-block:23px 10px}.direction-card>details{margin-top:auto;font-size:11px;line-height:1.8;padding-top:12px}.direction-card>details p{font-size:11px;color:var(--muted);margin-block:8px 15px}.direction-card>details a{color:var(--link);font-size:10px;text-decoration:underline;text-underline-offset:3px}.direction-card>.text-link{font-size:11px;color:var(--ink);margin-top:20px;padding-top:17px;border-top:1px solid var(--line);width:100%;justify-content:space-between}.direction-empty{grid-column:1/-1;padding:35px;border:1px dashed var(--line);border-radius:12px;font-size:13px;color:var(--muted)}
.visitor-notebook{padding-block:60px;background:#e8ede9}.notebook-heading{display:flex;justify-content:space-between;align-items:center;gap:28px}.notebook-heading .eyebrow{color:var(--muted);font-size:9px;margin-bottom:19px}.notebook-heading h2{font-size:38px;line-height:1.3;letter-spacing:-.04em}.notebook-heading>div>p:last-child{font-size:12px;color:var(--muted);margin-top:16px}.notebook-heading>.button{gap:24px;font-size:12px}.board-meta{display:flex;justify-content:space-between;gap:20px;font-size:10px;color:var(--muted);padding-block:17px;border-bottom:1px solid var(--line);margin-top:20px}.idea-list{display:grid;grid-template-columns:1fr 1fr;gap:20px;padding-top:24px}.idea-entry{min-width:0;padding:28px;border:1px solid var(--line);background:#fff;border-radius:12px}.idea-entry-top{display:flex;justify-content:space-between;font-size:10px;letter-spacing:.07em;color:var(--muted);margin-bottom:18px}.idea-entry h3{font-size:23px;letter-spacing:-.03em;line-height:1.4;margin-bottom:13px;overflow-wrap:anywhere}.idea-entry>p{font-size:14px;color:var(--muted);white-space:pre-wrap;overflow-wrap:anywhere;max-height:13em;overflow:auto;scrollbar-width:thin}.idea-category{display:inline-block;border:1px solid #f05a3830;color:var(--link);border-radius:999px;font-size:9px;padding:4px 8px;margin-bottom:15px}.idea-entry>p.idea-extra{font-size:12px;line-height:1.85;margin-top:14px;padding-top:12px;border-top:1px solid var(--line)}.idea-extra strong{font-weight:500;color:var(--ink)}.board-empty{grid-column:1/-1;padding:40px 25px;text-align:center;color:var(--muted);border:1px dashed #bdc8c0;border-radius:12px;font-size:13px}.board-empty strong{display:block;font-size:22px;color:var(--ink);margin-bottom:10px;line-height:1.5}.board-pagination{text-align:center;padding-top:20px}
.research-method{padding-block:75px}.research-method>.eyebrow{font-size:9px;color:var(--muted);margin-bottom:22px}.research-method>h2{font-size:38px;line-height:1.4;letter-spacing:-.04em}.research-method>div:not(.research-links){display:grid;grid-template-columns:repeat(3,1fr);gap:35px;margin-top:35px}.research-method article{border-top:1px solid var(--line);padding-top:20px}.research-method article>span{font-size:16px;font-weight:600}.research-method article>p{font-size:12px;color:var(--muted);margin-top:14px;line-height:1.95}.research-links{display:flex;gap:30px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:38px;padding-top:24px;font-size:12px;color:var(--link)}
.submission-guide{font-size:12px;background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:7px 15px;margin-bottom:25px}.submission-guide>summary{font-size:11px;line-height:1.7;color:var(--ink)}.submission-guide ol{padding-left:20px;color:var(--muted);line-height:1.9;margin:8px 0 14px}.submission-guide>p{font-size:11px;color:var(--muted);margin-block:12px}.category-select-row{display:flex;gap:10px;margin-bottom:22px}.category-select-row select{min-width:0;width:100%;background:#fff;border:1px solid #b8b8bd;border-radius:10px;padding:11px;font-size:13px;color:var(--ink)}.category-select-row>button{white-space:nowrap;font-size:11px;color:var(--link);background:transparent;padding:8px 0 8px 4px}.new-category-fields{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:15px;margin-bottom:23px}.new-category-fields>div{display:flex;gap:10px}.new-category-fields #category-name{margin:0;min-width:0;padding:9px 10px;border-radius:8px}.new-category-fields button{background:var(--ink);color:white;border-radius:8px;padding:8px 14px;white-space:nowrap;font-size:11px}.new-category-fields p{font-size:10px;color:var(--muted);margin-top:10px}.optional-label{margin-top:22px}.note-dialog #idea-question{min-height:85px}.note-dialog{max-height:88dvh}.note-dialog select:focus-visible{outline:3px solid var(--accent);outline-offset:4px}
.stats-section{padding-bottom:65px}.stats-summary{display:grid;grid-template-columns:2fr 1fr 1fr;gap:20px;margin-block:8px 45px}.stats-summary>article{background:#fff;border:1px solid var(--line);border-radius:12px;padding:30px}.stats-summary>article:first-child{background:var(--ink);color:white;border-color:var(--ink)}.stats-summary>article>span{font-size:11px;color:var(--muted)}.stats-summary>article:first-child>span{color:#c2cccd}.stats-summary strong{display:block;font-size:56px;letter-spacing:-.06em;font-weight:600;line-height:1.2;margin-top:20px}.stats-table{width:100%;border-collapse:collapse;text-align:left;table-layout:fixed}.stats-table caption{text-align:left;font-size:24px;letter-spacing:-.03em;font-weight:600;padding-bottom:23px}.stats-table th{font-size:10px;color:var(--muted);font-weight:400;padding:15px 16px;border-block:1px solid var(--line)}.stats-table td{font-size:13px;padding:23px 16px;border-bottom:1px solid var(--line);overflow-wrap:anywhere}.stats-table td.stats-path{font-size:11px;color:var(--muted)}.stats-number{text-align:right;font-variant-numeric:tabular-nums}.stats-table meter{width:100%;height:7px;border-radius:8px;display:block;border:0;background:#e0e6e0}.stats-table meter::-webkit-meter-bar{background:#e0e6e0;border:0;border-radius:8px}.stats-table meter::-webkit-meter-optimum-value{background:var(--accent);border-radius:8px}.stats-table th:last-child{width:24%}.counting-note{margin-top:35px;background:#e8ede9;padding:28px;border-radius:12px;max-width:800px}.counting-note h2{font-size:18px;margin-bottom:15px;letter-spacing:-.025em}.counting-note p{font-size:12px;color:var(--muted);line-height:1.95;margin-top:12px}.stats-section>.text-link{margin-top:27px;font-size:12px}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.tread-intro{padding-top:28px;text-align:center}.tread-intro>.text-link{display:block;text-align:left;font-size:11px;color:var(--muted)}.tread-intro>.eyebrow{font-size:10px;letter-spacing:.16em;color:var(--muted);margin-top:40px}.tread-intro h1{font-size:70px;line-height:1.2;letter-spacing:-.05em;margin-top:20px}.tread-intro h1>span{display:block;font-size:16px;letter-spacing:.15em;font-weight:500;margin-top:15px}.tread-intro h2{font-size:34px;line-height:1.45;letter-spacing:-.04em;margin-top:26px}.tread-intro>p:last-child{font-size:13px;color:var(--muted);margin-top:20px}.tread-hero{margin-top:35px}.tread-hero>img{width:100%;max-height:650px;object-fit:cover;border-radius:16px}.tread-hero figcaption{display:flex;justify-content:space-between;gap:20px;padding-top:18px;font-size:10px;color:var(--muted)}.tread-numbers{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.tread-numbers>article{padding:29px;border:1px solid var(--line);border-radius:12px;background:#fff}.tread-numbers>article>span{font-size:11px;color:var(--muted)}.tread-numbers strong{display:block;font-size:49px;line-height:1.3;letter-spacing:-.055em;font-weight:550;margin-block:16px}.tread-numbers small{font-size:16px;font-weight:400;letter-spacing:0}.tread-numbers p{font-size:11px;color:var(--muted);line-height:1.85}.engineering-note{background:var(--ink);color:white;border-radius:12px;padding:30px;margin-top:25px}.engineering-note h3{font-size:21px;line-height:1.6;letter-spacing:-.02em}.engineering-note>p,.engineering-note details p{font-size:12px;color:#c2cccd;margin-top:17px;line-height:1.9}.engineering-note summary{font-size:11px;color:#f4a28c;margin-top:12px}.tread-wide{margin-top:60px}.tread-wide img{width:100%;max-height:650px;object-fit:cover;border-radius:16px}.tread-wide figcaption{font-size:10px;color:var(--muted);margin-top:17px}.tread-participate{text-align:center}.tread-participate>.eyebrow{font-size:9px;color:var(--muted);margin-bottom:25px}.tread-participate h2{font-size:42px;letter-spacing:-.04em}.tread-participate>p:not(.eyebrow){font-size:13px;color:var(--muted);margin-block:22px}.tread-participate>.button{margin-top:8px}
.origin-study{padding-block:70px;border-top:1px solid var(--line)}.origin-study>.eyebrow{font-size:9px;color:var(--muted);margin-bottom:23px}.origin-study>h2{font-size:40px;line-height:1.4;letter-spacing:-.04em}.origin-study>.origin-quote{font-size:22px;color:var(--ink);line-height:1.6;max-width:740px;margin-block:28px 20px}.origin-study>p:not(.eyebrow):not(.origin-quote){font-size:14px;color:var(--muted);max-width:750px}.origin-proof{margin-top:30px;padding:30px;background:var(--soft);border-radius:12px;max-width:900px}.origin-proof h3{font-size:19px;letter-spacing:-.02em}.origin-proof p{font-size:13px;color:var(--muted);margin-top:18px}.origin-proof>a{display:inline-block;font-size:11px;color:var(--link);margin-top:20px}.origin-checks{display:flex;gap:25px;flex-wrap:wrap;font-size:11px;margin-top:25px}
@media(max-width:1024px){.direction-grid{grid-template-columns:repeat(2,1fr)}.collection-intro h1{font-size:42px}.contribution-steps{gap:22px}.collection-duo{grid-template-columns:1.2fr 1fr}.submit-card{padding:28px}.submit-card h3{font-size:37px}.tread-card h3>span{font-size:12px}.tread-numbers{gap:15px}.tread-numbers>article{padding:22px}.tread-numbers strong{font-size:40px}}
@media(max-width:767px){.community-page .site-header{height:72px}.community-page .brand-logo{width:140px}.community-page .site-header nav{gap:15px}.community-page .site-footer{display:grid;grid-template-columns:1fr 1fr;gap:25px}.footer-links{flex-direction:column;align-items:end;gap:11px;font-size:10px}.site-footer>span{text-align:left;font-size:8px}.collection-duo{grid-template-columns:1fr;gap:18px;margin-top:18px}.tread-card>img{height:245px}.tread-card>div{padding:23px 25px}.tread-card h3{font-size:27px}.tread-card h3>span{font-size:12px}.tread-card .circle-link{right:24px;bottom:27px}.submit-card{padding:29px}.submit-card h3{font-size:37px;margin-top:27px}.submit-card>p{font-size:12px;max-width:260px}.submit-card>.button{margin-top:23px}.submit-card>a{margin-top:20px}.submit-card>img{right:-22px;top:65px;width:150px}.notebook-more{font-size:10px;line-height:1.8;margin-top:20px}.collection-intro{padding-block:40px 29px}.collection-intro>.eyebrow{font-size:8px;margin-bottom:22px}.collection-intro h1{font-size:34px;line-height:1.45}.collection-intro-row{align-items:start;flex-direction:column;gap:24px}.collection-intro p:not(.eyebrow){font-size:12px;margin-top:20px}.collection-intro-row>.button{font-size:12px;padding:13px 21px}.contribution-steps{display:grid;grid-template-columns:1fr 1fr;gap:17px 10px;font-size:10px;padding-block:20px;margin-top:28px}.contribution-steps b{font-size:8px;margin-right:6px}.collection-toolbar{display:block}.collection-toolbar h2{font-size:25px}.collection-toolbar>.text-link{margin-top:13px;font-size:10px}.category-filters{margin-block:20px 32px;gap:7px}.category-filters button{font-size:10px;padding:8px 14px}.editorial-heading{display:block;margin-bottom:23px}.editorial-heading h2{font-size:25px}.editorial-heading>p{font-size:11px;margin-top:15px}.editorial-label{font-size:8px}.direction-grid{grid-template-columns:1fr;gap:16px}.direction-card{padding:24px}.direction-card h3{font-size:28px;margin-top:18px}.direction-card>.direction-scene{min-height:0}.direction-card>p{font-size:12px;margin-top:14px}.direction-question{font-size:12px;margin-top:22px}.direction-card>details{padding-top:10px}.direction-card>.text-link{font-size:11px}.collection-body{padding-bottom:42px}.notebook-heading{align-items:start;flex-direction:column;gap:22px}.notebook-heading h2{font-size:30px}.notebook-heading .eyebrow{font-size:8px;margin-bottom:17px}.notebook-heading>div>p:last-child{font-size:12px;line-height:1.9}.notebook-heading>.button{font-size:11px;gap:24px;padding:13px 20px}.visitor-notebook{padding-block:43px}.board-meta{font-size:9px;margin-top:17px;gap:10px}.idea-list{grid-template-columns:1fr;padding-top:18px;gap:16px}.idea-entry{padding:24px}.idea-entry h3{font-size:21px}.idea-entry>p{font-size:13px}.board-empty{padding:28px 22px;text-align:left;font-size:12px}.board-empty strong{font-size:20px}.research-method{padding-block:48px}.research-method>h2{font-size:30px}.research-method>div:not(.research-links){grid-template-columns:1fr;gap:24px;margin-top:25px}.research-method article>span{font-size:17px}.research-method article>p{font-size:12px;margin-top:11px}.research-links{flex-direction:column;gap:18px;margin-top:28px;font-size:11px}.submission-guide{padding:6px 12px}.submission-guide>summary{font-size:10px}.category-select-row select{font-size:12px;padding:10px}.category-select-row>button{font-size:10px}.stats-summary{grid-template-columns:1fr 1fr;gap:14px;margin-bottom:30px}.stats-summary>article{padding:22px}.stats-summary>article:first-child{grid-column:1/-1}.stats-summary>article>span{font-size:10px}.stats-summary strong{font-size:45px;margin-top:15px}.stats-table caption{font-size:21px}.stats-table th{font-size:9px;padding:13px 8px}.stats-table td{font-size:11px;padding:20px 8px}.stats-table .stats-path{display:none}.stats-table th:last-child{width:24%}.counting-note{padding:23px;margin-top:28px}.counting-note h2{font-size:17px}.counting-note p{font-size:11px}.tread-intro{padding-top:23px}.tread-intro>.eyebrow{font-size:8px;margin-top:31px}.tread-intro h1{font-size:55px;margin-top:17px}.tread-intro h1>span{font-size:13px;margin-top:12px}.tread-intro h2{font-size:28px;margin-top:25px}.tread-intro>p:last-child{font-size:11px;margin-top:18px}.tread-hero{margin-top:27px}.tread-hero>img{border-radius:12px}.tread-hero figcaption{flex-direction:column;gap:8px;font-size:9px;line-height:1.8}.tread-energy .section-heading h2{font-size:31px}.tread-numbers{grid-template-columns:1fr;gap:15px}.tread-numbers>article{padding:25px}.tread-numbers strong{font-size:45px;margin-block:14px}.engineering-note{padding:25px;margin-top:20px}.engineering-note h3{font-size:19px}.engineering-note>p,.engineering-note details p{font-size:11px}.engineering-note summary{font-size:10px}.tread-wide{margin-top:42px}.tread-wide img{border-radius:12px}.tread-participate h2{font-size:32px}.tread-participate>p:not(.eyebrow){font-size:12px}.origin-study{padding-block:48px}.origin-study>h2{font-size:31px}.origin-study>.origin-quote{font-size:20px;margin-block:25px 19px}.origin-study>p:not(.eyebrow):not(.origin-quote){font-size:13px}.origin-proof{padding:24px;margin-top:25px}.origin-proof h3{font-size:18px;line-height:1.5}.origin-proof p{font-size:12px}.origin-proof>a{font-size:10px}.origin-checks{flex-direction:column;gap:15px;font-size:11px}}
@media(max-width:380px){.community-page .brand-logo{width:124px}.collection-intro h1{font-size:29px}.editorial-heading h2{font-size:23px}.tread-card>img{height:210px}.tread-card h3>span{font-size:11px}.tread-card>div{padding-inline:21px}.submit-card h3{font-size:34px}.stats-table th:last-child{width:20%}.category-select-row{gap:7px}.category-select-row>button{font-size:9px}.origin-study>h2{font-size:28px}}

.tread-card .project-subtitle{font-size:11px;line-height:1.8;color:var(--muted);margin-top:8px;padding-right:40px}

.category-load-feedback{font-size:11px;line-height:1.8;color:var(--muted);margin-top:-12px;margin-bottom:18px}.category-load-feedback button{background:transparent;color:var(--link);padding:7px 0;font-size:11px;display:block}#stats-state{font-size:12px;color:var(--muted);line-height:1.9;margin-top:15px}