:root{--paper:#f7f5ef;--ink:#242d2b;--muted:#59635e;--green:#285a48;--line:#d8ddd4;--soft:#edf0e7}*{box-sizing:border-box}html{scroll-behavior:auto}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Noto Sans JP","Yu Gothic",Meiryo,sans-serif}a{color:inherit;text-underline-offset:5px}button{font:inherit;cursor:pointer}a,button{-webkit-tap-highlight-color:transparent}:focus-visible{outline:3px solid var(--green);outline-offset:5px}h1[tabindex="-1"]:focus{outline:none}[tabindex="-1"]:not(h1):focus-visible{outline:2px solid var(--green);outline-offset:5px}h1,h2,h3,p,figure{margin:0}h1{font-family:"Yu Mincho","Hiragino Mincho ProN",serif}h1,h2,h3{overflow-wrap:anywhere}.site-header{max-width:1120px;margin:auto;padding:28px 36px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;font-family:Georgia,serif;font-size:29px;letter-spacing:-1px;text-decoration:none;min-height:44px}.brand-dot{color:var(--green);margin-left:-8px}.header-link{font-size:13px;min-height:44px;display:flex;align-items:center;gap:20px;text-decoration:none}.skip{position:absolute;left:12px;top:-90px;background:var(--ink);color:white;padding:14px;z-index:10}.skip:focus{top:12px}.list-page{max-width:1048px;margin:0 auto;padding:0 32px 80px}.intro{padding:68px 0 48px}.eyebrow{font-size:11px;letter-spacing:2.4px;font-weight:700;color:var(--green)}.intro h1{font-size:48px;line-height:1.55;letter-spacing:.04em;margin:18px 0 20px}.mock-note{color:var(--muted);font-size:12px;line-height:1.9}.list-bar{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--ink);padding-top:22px}.list-bar h2{font-size:18px}.count{font-size:12px;color:var(--muted)}.filters{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0 30px}.filters button{border:1px solid var(--line);background:transparent;color:var(--muted);padding:10px 20px;border-radius:25px;min-height:44px;font-size:13px}.filters button[aria-pressed="true"]{background:var(--green);color:white;border-color:var(--green)}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.card{text-decoration:none;display:flex;flex-direction:column}.thumb{position:relative;overflow:hidden;border-radius:4px}.thumb img{width:100%;aspect-ratio:3/2;object-fit:cover;display:block;transition:transform .2s}.thumb span{display:block;background:var(--paper);font-size:10px;color:var(--muted);padding-top:8px}.card-copy{flex:1;display:flex;flex-direction:column;padding:18px 0}.meta{color:var(--green);font-size:12px;font-weight:700;display:flex;flex-wrap:wrap;align-items:center;gap:12px}.edition{color:var(--ink);border:1px solid #9da99c;font-size:11px;font-weight:400;padding:3px 8px;border-radius:3px}.card h3{font-size:18px;line-height:1.85;margin:12px 0 26px}.card-action{font-size:12px;color:var(--green);margin-top:auto;display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:14px}.card:hover h3{text-decoration:underline}.card:hover img{transform:scale(1.025)}.detail-page{max-width:792px;padding:28px 36px 80px;margin:auto}.back{display:inline-flex;align-items:center;min-height:44px;font-size:13px;text-decoration:none;color:var(--muted)}.article-header{margin-top:34px}.article-header h1{font-size:30px;line-height:1.75;margin:16px 0 22px;letter-spacing:.02em}.edition-notice{font-size:13px;line-height:1.9;padding:14px 16px;margin-top:16px;background:var(--soft);border-left:3px solid var(--green)}.article-nav{display:flex;flex-wrap:wrap;gap:4px 22px;margin-top:22px}.article-nav a{display:flex;align-items:center;min-height:44px;color:var(--green);font-size:12px}.hero{margin:30px 0 60px}.hero img{display:block;width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:4px}.hero figcaption{font-size:11px;text-align:right;color:var(--muted);margin-top:10px}.turn{display:flex;align-items:flex-start;gap:24px;padding-bottom:45px;margin-bottom:45px;border-bottom:1px solid var(--line)}.avatar{width:88px;height:88px;border-radius:50%;object-fit:cover;flex-shrink:0;background:var(--soft)}.speech{flex:1;min-width:0}.speaker{display:flex;align-items:center;justify-content:space-between;font-size:18px;color:var(--green);min-height:30px;margin-bottom:14px}.turn-number{font-family:Georgia,serif;font-size:13px;color:var(--muted);font-weight:400}.body{font-size:16px;line-height:2.1;overflow-wrap:anywhere;line-break:strict}.line{min-height:1em}.bullet{padding-left:1em;text-indent:-1em}.cites{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.cites a{font-size:11px;color:var(--green);text-decoration:none;background:var(--soft);border:1px solid var(--line);border-radius:4px;min-height:44px;display:flex;align-items:center;padding:0 12px}.references{padding-top:18px}.references>h2,.uncertainty-panel h2,.related h2{font-size:22px;margin:12px 0 26px}.sources{list-style:none;margin:0;padding:0}.sources li{display:flex;gap:18px;border-bottom:1px solid var(--line);padding:24px 0;scroll-margin-top:20px}.source-number{font-family:Georgia,serif;font-size:24px;color:var(--green);min-width:25px}.sources li>div{min-width:0}.external{display:inline-flex;align-items:center;min-height:44px;font-size:14px;font-weight:700;color:var(--green);gap:8px;overflow-wrap:anywhere}.sources p{font-size:13px;line-height:1.95;color:var(--muted);margin-top:8px}.uncertainty-panel{background:var(--soft);border:1px solid var(--line);padding:28px;margin-top:42px;border-radius:4px}.uncertainty-panel h2{font-size:19px;margin-top:0}.uncertainty-panel ul{padding-left:20px;margin:0}.uncertainty-panel li{font-size:14px;line-height:2;margin:14px 0}.related{margin-top:55px}.related p{font-size:13px;color:var(--muted);line-height:1.95}.related h3{font-size:15px;margin:30px 0 10px}.related ul{list-style:none;padding:0}.related li a{display:block;padding:16px 0;line-height:1.9;border-bottom:1px solid var(--line);font-size:14px;color:var(--green)}.bottom-back{display:flex;justify-content:center;align-items:center;min-height:52px;border:1px solid var(--green);text-decoration:none;font-size:14px;margin-top:45px;color:var(--green)}footer{max-width:1048px;margin:auto;padding:28px 32px;border-top:1px solid var(--line);font-family:Georgia,serif;display:flex;justify-content:space-between;font-size:16px}footer span{font-family:sans-serif;color:var(--muted);font-size:11px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}@media(max-width:650px){.site-header{padding:18px 20px}.brand{font-size:25px}.header-link{gap:8px;font-size:12px}.list-page{padding:0 20px 55px}.intro{padding:40px 0 34px}.intro h1{font-size:35px}.cards{grid-template-columns:1fr;gap:24px}.card{border-bottom:1px solid var(--line)}.card h3{font-size:19px}.card-action{border:0}.filters{gap:6px}.filters button{padding:10px 13px;font-size:12px}.detail-page{padding:20px 20px 60px}.article-header{margin-top:24px}.article-header h1{font-size:25px;line-height:1.8}.hero{margin:26px 0 42px}.turn{gap:12px;margin-bottom:32px;padding-bottom:32px}.avatar{width:52px;height:52px}.speaker{font-size:17px;margin-bottom:12px}.body{font-size:15px;line-height:2.05}.cites{gap:6px}.cites a{padding:0 10px}.uncertainty-panel{padding:20px 18px}.sources li{gap:12px}footer{padding:24px 20px;gap:16px;flex-wrap:wrap}}@media(prefers-reduced-motion:reduce){.thumb img{transition:none}}

/* Final C1: original article strip and AIPoem-style speech bubbles. */
.original-source{border-left:3px solid var(--green);background:var(--soft);border-radius:10px;padding:12px 16px;margin:0 0 20px;font-size:13px;line-height:1.9;overflow-wrap:anywhere}.original-source a{color:var(--green);display:inline-flex;align-items:center;min-height:44px;gap:6px}.original-source strong{font-weight:700}
.turn{border-bottom:0}.speaker{margin-bottom:10px}.bubble{position:relative;background:#fff;border:1px solid var(--line);border-radius:4px 16px 16px 16px;padding:22px 24px;box-shadow:0 4px 20px rgba(40,90,72,.07)}.bubble:before{content:"";position:absolute;left:-9px;top:18px;width:16px;height:16px;background:#fff;border-left:1px solid var(--line);border-bottom:1px solid var(--line);transform:rotate(45deg)}
@media(max-width:650px){.bubble{padding:16px 14px}.bubble:before{left:-7px;width:12px;height:12px}.original-source{padding:10px 12px}.turn{gap:12px}}

.speaker{justify-content:flex-start;gap:8px;flex-wrap:wrap}.model-badge{font-family:-apple-system,BlinkMacSystemFont,"Yu Gothic",sans-serif;font-size:10px;font-weight:500;color:var(--muted);background:var(--soft);border:1px solid var(--line);border-radius:4px;padding:3px 7px;line-height:1.5;overflow-wrap:anywhere}.turn-number{margin-left:auto}@media(max-width:650px){.model-badge{font-size:9px;padding:3px 5px}}

/* More legible generation-model badges. */
.model-badge{font-size:14px;font-weight:700;color:var(--muted);background:var(--soft);border-color:var(--line);padding:4px 9px;line-height:1.5}@media(max-width:650px){.model-badge{font-size:13px;padding:4px 7px}}

/* Phase 3: empty state (added; nothing above was changed). */
.empty{color:var(--muted);padding:24px 0;grid-column:1/-1}

/* Phase 3: weeks and archive (added; nothing above was changed). */
.site-header{gap:20px}.dates,.card-dates,.archive-note{color:var(--muted);font-size:13px;line-height:1.8}.card-dates{margin:6px 0 0;font-size:12px}.week-list{list-style:none;padding:0;margin:0 0 40px}.week-list li{border-bottom:1px solid var(--line)}.week-list a{display:flex;justify-content:space-between;gap:16px;padding:16px 0;text-decoration:none;color:var(--ink)}.week-count{color:var(--muted);font-size:13px}.unrecorded{margin-top:40px}.empty-link{padding:0 0 40px}.empty-link a{color:var(--green)}
.site-header .brand{margin-right:auto}.unrecorded h2{margin:0 0 10px}.unrecorded .archive-note{margin:0 0 22px}

.cites a{max-width:100%;min-width:0;overflow-wrap:anywhere;padding-top:8px;padding-bottom:8px;line-height:1.6}

/* Shared header navigation and the service introduction. */
.header-nav{display:flex;align-items:center;gap:24px}.header-nav .header-link{gap:6px;white-space:nowrap}.site-description{max-width:720px;color:var(--muted);font-size:15px;line-height:2}
@media(max-width:650px){.site-header{flex-wrap:wrap;gap:8px}.header-nav{width:100%;justify-content:space-between;gap:12px}.site-description{font-size:14px}}