:root{color-scheme:light;--paper:#f7f7f1;--ink:#193638;--muted:#526967;--teal:#14665c;--line:#d8e0d8;--soft:#e9eee6;--orange:#a25131;--white:#fff;--environment:#447653;--energy:#a16b1c;--science:#467c97;--robots:#9a5c48;--astronomy:#78658e}*{box-sizing:border-box}[hidden]{display:none!important}html{scroll-behavior:smooth;scroll-padding-top:25px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:inherit;text-underline-offset:4px}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer}:focus-visible{outline:3px solid #b15b29;outline-offset:4px}h1,h2,h3,p{margin:0}a:hover{text-decoration-thickness:2px}.visually-hidden,.skip{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip:focus{clip:auto;width:auto;height:auto;left:20px;top:12px;padding:12px;background:white;z-index:10}.mast{max-width:1440px;margin:auto;padding:23px 44px;display:flex;align-items:center;gap:24px;border-bottom:1px solid var(--line)}.brand{display:inline-flex;align-items:center;gap:9px;font-size:29px;font-weight:770;text-decoration:none;letter-spacing:-1.2px}.brand-mark{background:var(--teal);color:#fff;width:38px;height:38px;display:grid;place-items:center;border-radius:50%;font:32px/1 Georgia,serif;transform:rotate(-10deg)}.brand-note{font-size:12px;color:var(--muted);border-left:1px solid var(--line);padding-left:24px}.edition{margin-left:auto;display:flex;align-items:center;gap:10px;font-size:10px;letter-spacing:.1em;font-weight:650}.live-dot{width:6px;height:6px;border-radius:50%;background:var(--teal)}.prototype{color:var(--muted);background:var(--soft);border:1px solid var(--line);padding:3px 8px;border-radius:4px;letter-spacing:0;font-weight:450}.page{max-width:1440px;padding:0 44px;margin:auto}.intro{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;padding:45px 0 36px}.eyebrow{font-size:10px;letter-spacing:.17em;font-weight:750;color:var(--teal);margin-bottom:12px}h1{font:normal clamp(36px,4.5vw,66px)/1.1 Georgia,"Times New Roman",serif;letter-spacing:-2.3px}h1 em{font-weight:400;color:var(--teal)}.intro p:not(.eyebrow){font-size:15px;color:var(--muted);margin-top:16px}.edition-note{border-left:1px solid var(--line);padding:4px 0 4px 24px;display:flex;flex-direction:column;gap:7px;font-size:11px;color:var(--muted);margin-bottom:4px}.edition-note strong{font-size:18px;font-weight:500;color:var(--ink)}.edition-note strong span{padding:0 8px;color:#9aaca5}.views{display:flex;align-items:stretch;gap:30px;border-bottom:1px solid var(--line);padding-top:8px}.views a{padding:12px 3px 16px;text-decoration:none;color:var(--muted);font-size:14px;border-bottom:3px solid transparent;display:flex;gap:8px;align-items:center}.views a[aria-current]{font-weight:700;color:var(--ink);border-color:var(--teal)}.views a:hover{color:var(--teal)}.nav-count{font-size:10px;background:var(--soft);border-radius:20px;padding:0 6px;min-width:20px;text-align:center}.view-note{margin-left:auto;align-self:center;font:italic 14px Georgia,serif;color:var(--muted)}.reader-layout{display:grid;grid-template-columns:190px minmax(0,1fr) 266px;gap:36px;padding-top:34px;align-items:start}.sidebar{font-size:13px}.field-label{font-size:11px;font-weight:650;display:block;margin-bottom:8px}.search-wrap{position:relative;margin-bottom:30px}.search-wrap input{padding:10px 35px 10px 12px;width:100%;min-width:0;border:1px solid #b6c9bf;border-radius:5px;background:#fff;font-size:13px;color:var(--ink)}.search-wrap button{position:absolute;right:2px;top:2px;bottom:2px;width:33px;border:0;background:transparent;color:var(--teal);font-size:18px}.sidebar fieldset{padding:0;margin:0 0 28px;border:0;min-width:0}.sidebar legend{font-size:10px;letter-spacing:.12em;font-weight:750}.field-hint{font-size:11px;color:var(--muted);margin:6px 0 14px}.topic-choice{display:flex;align-items:center;gap:9px;padding:8px 0;cursor:pointer;font-size:13px}.topic-choice input{margin:0;accent-color:var(--teal);width:15px;height:15px}.topic-choice small{margin-left:auto;font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums}.topic-dot{display:inline-block;width:6px;height:6px;border-radius:50%;flex:none;background:var(--teal)}.dot-environment{background:var(--environment)}.dot-energy{background:var(--energy)}.dot-science{background:var(--science)}.dot-robots{background:var(--robots)}.dot-astronomy{background:var(--astronomy)}select{width:100%;min-width:0;padding:9px 6px;border:1px solid #b6c9bf;border-radius:5px;background:white;color:var(--ink);font-size:11px}.apply{width:100%;border:1px solid var(--teal);border-radius:5px;padding:10px 12px;background:var(--teal);color:white;display:flex;justify-content:space-between;margin-top:14px;font-size:12px;font-weight:600}.apply:hover{background:#105349}.reset{display:block;margin-top:12px;font-size:11px;color:var(--muted);text-align:center}.source-note{border-top:1px solid var(--line);margin-top:30px;padding-top:23px}.source-note>a:first-of-type{font:23px Georgia,serif;text-decoration:none}.source-note p:not(.eyebrow){font-size:12px;color:var(--muted);margin:12px 0}.text-link{font-size:11px;color:var(--teal)}main{min-width:0;outline:none}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:13px}.section-heading .eyebrow{margin-bottom:6px;font-size:9px}.section-heading h2{font:30px/1.18 Georgia,serif;letter-spacing:-.7px}.result-count{font-size:11px;color:var(--muted);white-space:nowrap;margin-bottom:4px}.section-note{font-size:12px;line-height:1.7;color:var(--muted);margin-bottom:23px;max-width:58ch}.filter-summary{font-size:12px;padding:9px 12px;background:var(--soft);border-radius:4px;margin-bottom:16px;overflow-wrap:anywhere}.story{padding:24px 0;border-top:1px solid var(--line)}.story-meta{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:10px;font-size:10px}.publisher{font-weight:700;letter-spacing:.02em}.story-meta>span:nth-child(2){color:#a8b5ae}.topic{font-weight:550}.topic-environment{color:var(--environment)}.topic-energy{color:#80551b}.topic-science{color:#346783}.topic-robots{color:#8e503d}.topic-astronomy{color:#705b87}.story h3{font:25px/1.24 Georgia,serif;letter-spacing:-.45px;max-width:35ch}.story h3 a{text-decoration:none}.story h3 a:hover{color:var(--teal);text-decoration:underline}.outbound{font:15px system-ui,sans-serif;color:var(--teal);white-space:nowrap}.excerpt{margin:12px 0 17px;font-size:13px;line-height:1.75;color:var(--muted)}.story-bottom{display:flex;align-items:center;gap:12px;justify-content:space-between}.story-dates{display:flex;flex-wrap:wrap;gap:2px 16px;font-size:10px;color:var(--muted)}.save-button{flex:none;display:flex;align-items:center;justify-content:center;gap:4px;min-width:64px;min-height:32px;padding:4px 7px;border:1px solid var(--line);border-radius:4px;background:transparent;font-size:11px;color:var(--muted)}.save-button span{font-size:15px}.save-button:hover,.save-button[aria-pressed=true]{color:var(--teal);border-color:#87afa0;background:#e8f0e8}.save-button:disabled{opacity:.6;cursor:not-allowed}.shared-note{font-size:10px;color:var(--teal);margin:-6px 0 14px}.story-connection{font-size:11px;display:flex;gap:7px;align-items:center;color:var(--teal);margin-top:15px;text-decoration:none}.story-connection:hover{text-decoration:underline}.story-connection>span:first-child{font-size:20px;line-height:1}.path-feature{padding:25px 24px;background:#174d46;color:#f3f4e9;border-radius:9px;overflow:hidden}.path-feature .eyebrow{color:#c2d9b7;font-size:9px}.thread-art{height:64px;position:relative;margin:17px 0 23px;overflow:hidden}.thread-art span{position:absolute;width:160px;height:35px;border:1px solid #9bbd87;border-radius:50%;transform:rotate(-20deg);left:20px;top:14px}.thread-art span:nth-child(2){transform:rotate(20deg);border-color:#dbb280}.thread-art span:nth-child(3){transform:rotate(0deg);width:130px;left:35px;border-color:#9bbdb3}.path-feature h2{font:29px/1.15 Georgia,serif;letter-spacing:-.5px;margin-bottom:16px}.path-feature>p:not(.eyebrow){font-size:12px;line-height:1.85;color:#d9e6d9}.path-meta{font-size:10px;margin:20px 0 17px;color:#c4d7c3}.path-meta span{padding:0 5px}.path-feature>a{display:flex;justify-content:space-between;font-size:12px;text-decoration:none;padding-top:16px;border-top:1px solid #5c7d6c}.path-feature>a:hover{text-decoration:underline}.reader-note{padding:29px 4px 24px;border-bottom:1px solid var(--line)}.note-symbol{font:35px Georgia,serif;color:var(--teal);display:block;margin-bottom:9px}.reader-note h2{font:24px Georgia,serif;margin-bottom:12px;letter-spacing:-.4px}.reader-note p{font-size:12px;color:var(--muted);line-height:1.85}.reader-note .note-small{font-size:11px;margin-top:13px}.trial-note{font-size:10px;color:var(--muted);padding:20px 4px;line-height:1.9}.trial-note a{display:inline-block;margin-top:8px;color:var(--teal)}.empty{padding:42px 24px;background:var(--soft);border-radius:6px;text-align:center;margin:22px 0}.empty>span{display:block;color:var(--teal);font:40px Georgia,serif;margin-bottom:15px}.empty h3{font:25px Georgia,serif;margin-bottom:12px}.empty p{font-size:13px;color:var(--muted);margin:0 auto 16px;max-width:45ch}.empty a{font-size:12px;color:var(--teal)}.freshness-note,.storage-warning{font-size:12px;border:1px solid #d8c79d;border-radius:4px;background:#faf4e4;padding:12px 15px;margin:0 0 20px;color:#66552c}.storage-warning{margin:20px 0 0}.connection-count{font-size:11px;color:var(--muted);margin-bottom:20px}.connection-group{padding:23px 24px 4px;border:1px solid var(--line);border-radius:8px;background:#fffdf7;margin-bottom:26px;scroll-margin-top:22px}.connection-top{display:flex;align-items:center;gap:12px;color:var(--teal);font-size:10px}.path-number{font:26px Georgia,serif;color:#7d9a84}.group-title{font:30px/1.15 Georgia,serif;letter-spacing:-.5px;margin:15px 0}.group-reason{font-size:13px;color:var(--muted);line-height:1.85}.group-count{font-size:10px;color:var(--teal);margin:16px 0}.story-compact h3{font-size:21px}.story-compact{padding:20px 0}.story-compact .excerpt{font-size:12px}.sources-intro{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px;background:var(--soft);border-radius:6px;margin-bottom:24px}.sources-intro strong{font:29px Georgia,serif}.sources-intro span{font-size:12px}.feed-source{border-top:1px solid var(--line);padding:25px 0}.feed-source>div:first-child{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}.feed-source h3{font:24px Georgia,serif;display:flex;align-items:center;gap:10px}.source-state{font-size:10px;color:var(--teal);background:var(--soft);padding:3px 8px;border-radius:20px}.source-delayed{color:#75582b;background:#f3e8cf}.feed-source>p{font-size:11px;color:var(--muted);margin:15px 0}.source-actions{display:flex;gap:20px;font-size:12px;color:var(--teal)}.fine-print{font-size:11px;color:var(--muted);border-top:1px solid var(--line);padding-top:20px;line-height:1.9}footer{max-width:1352px;margin:55px auto 0;border-top:1px solid var(--line);padding:28px 0 35px;display:flex;align-items:center;gap:25px;font-size:11px;color:var(--muted)}footer .brand{font-size:20px;gap:12px;color:var(--ink)}footer p{font-size:11px}footer nav{margin-left:auto;display:flex;gap:25px}footer a{text-decoration:none}footer a:hover{text-decoration:underline}
@media(min-width:1450px){.reader-layout{gap:48px;grid-template-columns:200px minmax(0,1fr) 280px}}
@media(max-width:1150px){.mast{padding:22px 30px}.page{padding:0 30px}.reader-layout{grid-template-columns:175px minmax(0,1fr) 225px;gap:26px}.brand-note{display:none}.intro h1{font-size:50px}.edition-note{font-size:10px;padding-left:20px}.edition-note strong{font-size:16px}.path-feature{padding:22px 19px}.path-feature h2{font-size:26px}.story h3{font-size:23px}footer{margin-left:30px;margin-right:30px}}
@media(max-width:940px){.reader-layout{grid-template-columns:180px minmax(0,1fr);gap:30px}.reading-aside{grid-column:2;display:grid;grid-template-columns:1fr 1fr;gap:24px}.trial-note{grid-column:1/-1;padding-top:0}.reader-note{padding-top:10px;border:0}.intro{gap:18px}.edition-note{display:none}.intro h1{font-size:54px}}
@media(max-width:640px){.mast{padding:18px 20px;gap:12px}.brand{font-size:26px}.brand-mark{width:32px;height:32px;font-size:28px}.edition{font-size:8px;gap:6px;letter-spacing:.04em}.prototype{display:none}.page{padding:0 20px}.intro{padding:30px 0 24px}.intro h1{font-size:42px;letter-spacing:-1.7px}.intro .eyebrow{font-size:9px}.intro p:not(.eyebrow){font-size:12px;margin-top:13px}.views{gap:24px;padding-top:0;justify-content:space-between}.views a{font-size:12px;padding-bottom:13px}.view-note{display:none}.reader-layout{display:flex;flex-direction:column;gap:25px;padding-top:24px}.sidebar,main,.reading-aside{width:100%}.sidebar form{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}.sidebar .field-label[for=search],.search-wrap,.sidebar fieldset{grid-column:1/-1}.search-wrap{margin-bottom:20px}.search-wrap input{font-size:16px}.sidebar fieldset{display:flex;flex-wrap:wrap;gap:2px 15px;margin-bottom:15px}.sidebar legend{font-size:9px}.field-hint{flex-basis:100%;margin:3px 0 5px;font-size:10px}.topic-choice{font-size:12px;gap:6px;min-height:38px;padding:5px 0}.topic-choice small{margin-left:3px}.topic-choice input{width:16px;height:16px}.sidebar .field-label[for=order]{grid-column:1;margin-bottom:4px;font-size:10px}.sidebar select{grid-row:5;grid-column:1;font-size:12px;min-height:40px}.apply{grid-row:5;grid-column:2;margin:0;align-items:center}.reset{grid-column:1/-1;font-size:11px;margin-top:10px;text-align:right}.source-note{display:none}.sidebar{padding-bottom:20px;border-bottom:1px solid var(--line)}.section-heading h2{font-size:29px}.section-note{font-size:12px}.story{padding:22px 0}.story h3{font-size:25px}.story-meta{font-size:10px}.excerpt{font-size:13px}.story-bottom{align-items:flex-end}.story-dates{display:block;font-size:10px}.story-dates span{display:block}.save-button{min-height:38px;min-width:72px}.reading-aside{display:grid;grid-template-columns:1fr;gap:22px}.path-feature{padding:26px}.path-feature h2{font-size:31px;max-width:15ch}.thread-art{display:none}.path-feature>p:not(.eyebrow){font-size:13px}.reader-note{padding:0}.trial-note{padding:0;font-size:11px}.connection-group{padding:21px 18px 2px}.group-title{font-size:28px}.story-compact h3{font-size:22px}.feed-source h3{font-size:24px}.sources-intro{padding:17px}.sources-intro span{font-size:11px}footer{margin:35px 20px 0;flex-wrap:wrap;gap:8px 20px;padding:25px 0}footer nav{margin:10px 0 0;flex-basis:100%}footer .brand{font-size:21px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

#topic-options>summary{display:none;cursor:pointer;font-size:12px;color:var(--ink)}#topic-options>summary span{float:right;color:var(--muted);font-size:11px}#topic-options{margin:0}
@media(max-width:640px){.sidebar form{display:block}.search-wrap{margin-bottom:10px}#topic-options>summary{display:list-item;padding:12px 0}#topic-options[open]>summary{margin-bottom:10px}.filter-controls{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}.filter-controls fieldset{grid-column:1/-1}.sidebar select,.sidebar .apply{grid-row:3}.sidebar .reset{margin-top:12px}.sidebar{padding-bottom:10px}}

/* Keep added publisher/archive controls in document order on small screens. */
@media(max-width:640px){.filter-controls{display:block}.filter-controls fieldset{margin:14px 0}.filter-controls>.topic-choice{display:flex;margin:12px 0}.sidebar .apply{margin-top:12px;width:100%}.sidebar select{width:100%}.sidebar .reset{display:block}}