@charset "UTF-8";
:root{--ink:#173444;--muted:#5b6f79;--line:#dce4e8;--teal:#227d83;--paper:#fff;--bg:#f5f8fa;--navy:#102e40}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75}a{color:inherit;text-decoration:none}a:focus-visible{outline:3px solid #22878d;outline-offset:5px}a:hover{color:var(--teal)}.shell{max-width:1512px;margin:auto;display:grid;grid-template-columns:262px minmax(0,1fr);min-height:100vh}aside{position:sticky;top:0;height:100vh;padding:38px 27px 25px;background:#f0f4f6;border-right:1px solid var(--line);display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;letter-spacing:-.6px}.brand small{display:block;font-size:9px;letter-spacing:1.6px;font-weight:500;margin-top:2px}.mark{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--navy);color:#a6dddd;font-size:26px;font-family:Georgia,serif;font-weight:400}.identity{margin:47px 15px 30px}.avatar{width:58px;height:58px;border:1px solid #c2d5dc;display:grid;place-items:center;border-radius:50%;font-family:Georgia,serif;font-size:30px;color:var(--teal);background:#e3eef1;margin-bottom:16px}.identity strong{font-size:24px;font-family:Georgia,serif}.identity p{font-size:14px;color:var(--muted);margin:7px 0}nav{display:grid;gap:7px}nav a{display:flex;justify-content:space-between;align-items:center;padding:10px 15px;border-radius:5px;font-size:15px}nav a small{font-size:12px;color:var(--muted)}nav a[aria-current]{background:var(--navy);color:white}nav a[aria-current] small{color:#b6d6df}.aside-foot{margin-top:auto;padding:30px 15px 0;color:var(--muted)}.aside-foot span{font-size:10px;letter-spacing:1.3px}.aside-foot p{font-size:13px;margin:6px 0}.content{min-width:0;background:var(--paper);padding:0 58px}header{min-height:85px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px;color:var(--muted);font-size:12px}header>span{letter-spacing:1.2px}header a{font-size:13px}main{padding:43px 0 65px;min-height:calc(100vh - 165px)}.eyebrow{font-size:11px;letter-spacing:2.2px;color:var(--teal);font-weight:600;margin:0 0 15px}h1,h2,h3,p{overflow-wrap:break-word}h1{font-weight:550;font-size:clamp(29px,3vw,43px);line-height:1.45;letter-spacing:-1.6px;margin:0 0 20px}h1 span{color:#66828d;font-weight:400}h2{font-size:25px;font-weight:550;letter-spacing:-.6px;line-height:1.45;margin:0}h3{font-size:24px;font-weight:550;line-height:1.4;margin:12px 0}.lede{max-width:680px;color:var(--muted);font-size:16px;line-height:1.95;margin:0}.topic-line{display:flex;gap:10px 20px;flex-wrap:wrap;font-size:12px;margin:25px 0 29px;color:#446674}.topic-line span+span{border-left:1px solid #c5d4db;padding-left:20px}.ocean-cover{position:relative;height:240px;border-radius:5px;overflow:hidden;margin:0 0 43px;background:var(--navy)}.ocean-cover img{width:100%;height:100%;object-fit:cover;object-position:50% 49%;filter:brightness(.72)}.ocean-cover figcaption{position:absolute;bottom:23px;left:26px;right:26px;display:flex;gap:20px;align-items:center;justify-content:space-between;color:#fff;font-size:14px}.ocean-cover figcaption span:first-child{font-size:10px;letter-spacing:3px}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin:35px 0 21px}.section-head .eyebrow{margin-bottom:8px}.text-link{font-size:14px;color:var(--teal);white-space:nowrap}.dataset-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.dataset-card{padding:22px 24px 17px;border:1px solid var(--line);border-radius:5px;transition:transform .2s,border-color .2s;background:#fff;display:flex;flex-direction:column}.dataset-card:hover{transform:translateY(-3px);border-color:#7baab6;color:var(--ink)}.card-top,.card-bottom{display:flex;justify-content:space-between;gap:10px;align-items:center}.index{font-size:12px;letter-spacing:1px;color:#8498a1}.pill{display:inline-block;font-size:12px;color:#427783;background:#eef5f6;padding:2px 9px;border-radius:3px;letter-spacing:.2px}.dataset-card h3{font-family:Georgia,"Times New Roman",serif;letter-spacing:-.4px}.dataset-card p{font-size:14px;color:var(--muted);margin:0 0 22px;line-height:1.8;flex:1}.card-bottom{border-top:1px solid #edf0f2;padding-top:13px;font-size:12px;color:#617782}.card-bottom span:last-child{font-size:19px;color:var(--teal)}.explore{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:46px;border-top:1px solid var(--line);padding-top:27px}.explore small{font-size:9px;letter-spacing:1.2px;color:var(--muted)}.explore h3{font-size:18px;display:flex;justify-content:space-between;gap:6px;margin:10px 0}.explore h3 span{color:var(--teal)}.explore p{font-size:13px;color:var(--muted);margin:0}footer{padding:23px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;color:#637985;font-size:12px}.page-heading{margin-bottom:28px}.note{margin-top:35px;background:#f3f7f8;padding:23px 26px;border-left:2px solid #6b9ba5}.note p{color:var(--muted);font-size:14px;margin:6px 0}.back{font-size:14px;color:var(--teal);display:inline-block;margin-bottom:30px}.facts{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:33px 0;padding:23px 0;gap:20px}.facts span{display:block;font-size:13px;color:var(--muted)}.facts strong{display:block;font-size:21px;font-weight:500;margin-top:5px}.prose{max-width:740px}.prose h2{font-size:22px;margin:35px 0 13px}.prose p{color:var(--muted);line-height:1.95}.source-links{display:flex;flex-wrap:wrap;gap:12px}.source-links a{padding:8px 15px;border:1px solid var(--line);border-radius:4px;font-size:14px;color:var(--teal)}.source-note{font-size:13px!important;color:#71838c!important;line-height:1.8!important}.publication{display:grid;grid-template-columns:28px 1fr;gap:15px;padding:29px 0;border-top:1px solid var(--line)}.publication h2{font-family:Georgia,serif;font-size:24px;line-height:1.5;letter-spacing:-.3px;margin:12px 0}.publication p{color:var(--muted);font-size:15px;margin:12px 0}.subtle{font-size:13px;color:var(--muted)}.quiet{background:#eef4f6;border:1px solid #d9e5e9;display:flex;gap:35px;align-items:center;padding:52px 36px;margin:42px 0 32px;border-radius:4px}.large-number{font-family:Georgia,serif;font-size:95px;line-height:1;color:#b2cbd3}.quiet h2{font-size:27px}.quiet p:not(.eyebrow){color:var(--muted);font-size:16px}.journal-empty{margin-top:42px;padding:48px;border:1px solid var(--line);border-top:3px solid var(--navy);max-width:700px}.journal-empty h2{font-family:Georgia,"Songti SC",serif;font-size:31px;margin:26px 0 18px}.journal-empty p:not(.eyebrow){color:var(--muted);line-height:2.1}.journal-rule{height:1px;background:var(--line);margin:40px 0 18px}.skip{position:absolute;top:-100px;z-index:5;background:white;padding:10px}.skip:focus{top:8px}
@media(min-width:1400px){.content{padding:0 70px}.ocean-cover{height:270px}main{padding-top:48px}}
@media(max-width:1100px){.shell{grid-template-columns:220px minmax(0,1fr)}aside{padding:30px 18px}.content{padding:0 32px}.brand{font-size:17px}.brand small{font-size:8px}.dataset-card{padding:18px}.explore{gap:16px}}
@media(max-width:760px){.shell{display:block}aside{position:static;height:auto;padding:20px 22px 12px;border-right:0;border-bottom:1px solid var(--line)}.brand{font-size:19px}.brand small{font-size:9px}.identity,.aside-foot{display:none}nav{display:flex;gap:5px;margin-top:20px;flex-wrap:wrap}nav a{padding:7px 11px;font-size:14px}nav a small{display:none}.content{padding:0 22px}header{min-height:59px;font-size:10px}header a{font-size:11px}main{padding-top:32px}h1{font-size:30px;letter-spacing:-1px}.lede{font-size:15px}.ocean-cover{height:220px}.ocean-cover figcaption{left:20px;right:20px;align-items:start;flex-direction:column;gap:8px}.topic-line{gap:10px;font-size:10px}.topic-line span+span{padding-left:10px}.dataset-grid{gap:13px}.dataset-card h3{font-size:21px}.dataset-card p{font-size:14px}.dataset-card{padding:17px}.card-bottom{font-size:11px}.explore{grid-template-columns:1fr;gap:0}.explore>a{padding:17px 0;border-bottom:1px solid var(--line)}.explore h3{font-size:20px}.explore p{font-size:14px}.quiet{gap:20px;padding:34px 23px}.large-number{font-size:60px}.quiet h2{font-size:23px}.journal-empty{padding:30px 24px}.facts{gap:12px}.facts strong{font-size:18px}.publication h2{font-size:22px}.section-head{align-items:center}.section-head h2{font-size:23px}.note{padding:20px}footer{font-size:11px}}
@media(max-width:420px){.dataset-grid{grid-template-columns:1fr}.dataset-card h3{font-size:25px}.facts{grid-template-columns:1fr}.facts>div{display:flex;align-items:center;justify-content:space-between}.facts strong{margin:0}.quiet{display:block}.large-number{display:block;margin-bottom:20px}.publication{grid-template-columns:1fr}.publication>.index{display:none}header>a{display:none}.topic-line{font-size:11px}.topic-line span+span{border:0;padding-left:0}.topic-line{gap:5px 15px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.dataset-card{transition:none}}

/* Readable navigation, body copy and supporting labels. */
.brand small,.aside-foot span,.eyebrow,.explore small,.ocean-cover figcaption span:first-child{font-size:12px}.dataset-card p,.explore p,.note p,.publication p{font-size:16px}nav a small,.pill,.text-link,.back,.source-links a{font-size:14px}.card-bottom,.topic-line{font-size:13px}header,header a,footer,.aside-foot p{font-size:12px}@media(max-width:760px){.lede{font-size:16px}.brand small,.topic-line,header,header a,.explore small,footer{font-size:12px}}
/* Owner photo editor and personal photographs. */
[hidden]{display:none!important}.avatar-photo{object-fit:cover;object-position:center}.own-cover img{filter:none}.own-cover figcaption{background:#102e40b3;padding:10px 14px;border-radius:4px;bottom:15px}.manage-link{margin-left:15px;color:var(--teal);font-size:14px}.photo-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin:35px 0}.photo-gallery figure{margin:0}.photo-gallery img{width:100%;height:280px;object-fit:cover;border-radius:5px}.photo-gallery figcaption{white-space:pre-wrap;color:var(--muted);font-size:16px;padding:12px 0}.editor-toolbar{display:flex;align-items:center;justify-content:space-between;gap:15px}.editor-status{padding:14px 18px;background:#eef5f6;border-radius:4px;font-size:15px}.is-error,.photo-load-error{color:#a32929!important;background:#fff2f2!important}.editor-slots{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:25px 0}.editor-card{padding:25px;border:1px solid var(--line);border-radius:6px}.editor-card .section-head{margin:0 0 20px}.editor-card label,.saved-photo label{display:block;font-size:14px;margin:14px 0 5px;color:var(--ink)}input,select,textarea,button{font:inherit}input:not([type=file]),select,textarea{display:block;width:100%;padding:10px 12px;margin-top:6px;border:1px solid #b7c9d1;background:#fff;color:var(--ink);border-radius:4px;font-size:16px}input[type=file]{display:block;width:100%;margin-top:8px;font-size:14px}input[type=file]::file-selector-button{border:1px solid #b7c9d1;background:#f0f5f7;padding:9px 12px;border-radius:4px;margin-right:10px;color:var(--ink);cursor:pointer}.field-hint{font-size:14px;color:var(--muted);margin:10px 0 18px;line-height:1.8}button{border:1px solid var(--navy);background:var(--navy);color:white;padding:10px 16px;border-radius:4px;cursor:pointer;font-size:14px}button:hover{filter:brightness(1.15)}button:disabled{opacity:.5;cursor:not-allowed}.secondary{background:white;color:var(--ink);border-color:#bacdd5}.danger{background:#a53333;border-color:#a53333}.danger-text{background:white;color:#a32929;border-color:#d9b5b5}.form-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.form-status{font-size:14px;min-height:24px;line-height:1.7}.image-preview{background:#eef3f5;border:1px solid var(--line);overflow:hidden;display:grid;place-items:center}.image-preview img{width:100%;height:100%;object-fit:cover}.avatar-preview{width:120px;height:120px;border-radius:50%;margin:20px auto 26px}.avatar-preview .initial-preview{font-family:Georgia,serif;font-size:40px;color:var(--teal)}.cover-preview{height:166px;border-radius:4px;margin-bottom:20px}.cover-preview .initial-preview{font-size:14px;color:var(--muted)}.gallery-preview{margin-top:20px;max-height:360px;max-width:500px}.gallery-preview img{max-height:360px;object-fit:contain}.gallery-upload{margin:25px 0 35px}.saved-photos{display:grid;grid-template-columns:1fr 1fr;gap:20px}.saved-photo{border:1px solid var(--line);border-radius:5px;overflow:hidden}.saved-photo>img{width:100%;height:220px;object-fit:cover;display:block}.saved-photo-body{padding:20px}.empty-photo-list{color:var(--muted);grid-column:1/-1;padding:25px;background:#f4f7f9}dialog{border:1px solid var(--line);border-radius:8px;padding:30px;max-width:min(450px,90vw);color:var(--ink)}dialog::backdrop{background:#102e4099}dialog p{font-size:16px;line-height:1.8}.access-message{max-width:650px;margin:80px auto;padding:30px}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #22878d;outline-offset:3px}textarea{resize:vertical}footer{flex-wrap:wrap}.photo-load-error{padding:15px}
@media(max-width:1000px){.editor-slots{grid-template-columns:1fr}.cover-preview{height:220px}}@media(max-width:760px){.saved-photos,.photo-gallery{grid-template-columns:1fr}.editor-card{padding:20px}.manage-link{display:inline-block}.photo-gallery img{height:auto;max-height:550px;object-fit:contain}.image-preview.cover-preview{height:190px}}
@media(max-width:760px){.identity{display:grid;grid-template-columns:48px 1fr;column-gap:14px;margin:22px 4px 0;align-items:center}.identity .avatar{grid-row:1/3;width:48px;height:48px;margin:0;font-size:25px}.identity strong{font-size:20px;line-height:1.2}.identity p{font-size:12px;line-height:1.5;margin:4px 0 0}.identity p br{display:none}}
/* Journal records: text and a compact, ordered set of photographs. */
.record-feed{display:grid;gap:28px;margin:32px 0}.moment{border:1px solid var(--line);border-radius:6px;padding:25px;max-width:780px;background:#fff}.moment-head{display:flex;align-items:center;gap:14px}.moment time{font-size:14px;color:var(--muted)}.moment-text{white-space:pre-wrap;line-height:1.9;margin:18px 0;font-size:16px;overflow-wrap:anywhere}.moment-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;max-width:620px}.moment-grid:empty{display:none}.moment-grid a{display:block;min-width:0;background:#eef3f5;border-radius:4px;overflow:hidden}.moment-grid img{display:block;width:100%;aspect-ratio:1;object-fit:cover}.moment-grid.count-1{grid-template-columns:1fr;max-width:460px}.moment-grid.count-1 img{aspect-ratio:auto;max-height:520px;object-fit:contain}.moment-grid.count-2,.moment-grid.count-4{grid-template-columns:repeat(2,minmax(0,1fr));max-width:460px}.record-composer{margin:30px 0}.draft-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:20px 0}.draft-photo{border:1px solid var(--line);border-radius:5px;overflow:hidden;padding:10px;min-width:0}.draft-image{position:relative}.draft-image img{width:100%;height:150px;object-fit:contain;background:#edf2f5;display:block}.photo-index{position:absolute;top:7px;left:7px;background:var(--navy);color:#fff;border-radius:20px;min-width:25px;text-align:center;font-size:14px}.draft-controls{display:grid;grid-template-columns:1fr 1fr;gap:5px;margin-top:10px}.draft-controls button{padding:8px 4px;font-size:14px}.draft-photo label{font-size:14px}.draft-photo input{font-size:14px}.photo-drop{border:1px dashed #8babb8;padding:18px;border-radius:5px;background:#f6f9fb;margin-top:20px}.photo-drop.drag-over{background:#dff1f1;border-color:var(--teal)}.photo-drop .field-hint{margin-bottom:0}progress{width:100%;accent-color:var(--teal);height:15px}.image-dialog{width:min(920px,96vw);max-width:none;max-height:94dvh;padding:24px;overflow-y:auto}.image-dialog .section-head{margin:0 0 16px}.crop-stage{background:#142c3c;display:grid;place-items:center;min-height:120px;overflow:hidden}.crop-stage canvas{max-width:100%;max-height:52dvh;height:auto;touch-action:none;cursor:move}.crop-toolbar{display:flex;align-items:end;flex-wrap:wrap;gap:10px;margin:15px 0}.crop-toolbar label{font-size:14px;flex:1;min-width:140px}.crop-fields{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;font-size:14px}.crop-error{color:#a32929}.photo-viewer{width:94vw;max-width:1200px;padding:18px;background:#0e2636;color:white;max-height:96dvh}.viewer-toolbar{display:flex;gap:18px;align-items:center;justify-content:space-between;font-size:14px}.viewer-image{height:72dvh;display:grid;place-items:center;margin:12px 0;overflow:auto}.viewer-image img{max-width:100%;max-height:100%;object-fit:contain}.viewer-controls{display:flex;justify-content:space-between;gap:15px}.viewer-original{color:#bee9e7;text-decoration:underline}.editor-toolbar{flex-wrap:wrap}
@media(max-width:1050px){.draft-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){.moment{padding:17px}.moment-grid{gap:5px}.draft-grid{gap:9px}.draft-photo{padding:7px}.draft-image img{height:120px}.draft-controls{grid-template-columns:1fr}.image-dialog{padding:16px}.crop-fields{grid-template-columns:1fr 1fr}.crop-toolbar button{padding:9px}.viewer-image{height:65dvh}.viewer-toolbar{gap:8px;font-size:14px}.viewer-original{max-width:110px}.editor-toolbar{font-size:14px}}
.dataset-details{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.dataset-panel{border:1px solid var(--line);border-radius:5px;padding:24px}.dataset-panel h2,.dataset-labels h2,.dataset-sources h2{font-size:22px;margin:0 0 18px}.dataset-panel dl{margin:0}.dataset-panel dl>div{padding:12px 0;border-top:1px solid var(--line);display:grid;grid-template-columns:100px minmax(0,1fr);gap:14px}.dataset-panel dt{font-size:14px;color:var(--muted)}.dataset-panel dd{margin:0;font-size:16px;overflow-wrap:anywhere}.dataset-labels,.dataset-sources{margin-top:32px}.dataset-labels ul{display:flex;flex-wrap:wrap;gap:8px;padding:0;list-style:none}.dataset-labels li{font-size:14px;padding:5px 10px;background:#eef5f6;border-radius:3px}.facts strong{overflow-wrap:anywhere;font-size:19px}.own-cover{height:auto;aspect-ratio:8/3}.own-cover img{display:block;object-position:center}.cover-preview{height:auto!important;aspect-ratio:8/3}.placement-stage canvas{display:block;max-width:100%;height:auto;max-height:55dvh;touch-action:none}.placement-sliders{display:grid;grid-template-columns:1fr 1fr;gap:22px}.placement-sliders label{font-size:16px}.placement-sliders output{float:right;color:var(--teal)}.placement-sliders input[type=range]{padding:0;border:0;accent-color:var(--teal);width:100%}.placement-arrows{display:flex;gap:8px}.placement-arrows button{min-width:45px}@media(max-width:1000px){.dataset-details{grid-template-columns:1fr}}@media(max-width:600px){.dataset-panel{padding:18px}.dataset-panel dl>div{grid-template-columns:85px minmax(0,1fr);gap:10px}.placement-sliders{grid-template-columns:1fr}.own-cover figcaption{font-size:12px;bottom:5px;left:8px;right:8px;padding:5px 8px}}