:root{--paper:#f6f4ef;--ink:#242720;--muted:#74766e;--line:#dcded5;--accent:#d74c28;--soft:#eaece3}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:5px}header{height:94px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:25px;max-width:1440px;margin:auto;padding:0 5%}.brand{font-family:Georgia,serif;font-size:28px;letter-spacing:-1px;display:inline-flex;align-items:center;line-height:1}.brand>span:not(.brand-mark){font-style:italic}.brand-mark{display:inline-flex;align-items:center;justify-content:center;background:var(--accent);color:var(--paper);width:30px;height:35px;border-radius:8px 8px 8px 0;margin-right:10px;font-style:italic;font-size:30px}.brand sup{font-size:18px;color:var(--accent);align-self:flex-start;margin:0 0 0 4px}nav{display:flex;gap:32px;font-size:14px}nav a:hover,.text-link:hover{color:var(--accent)}.header-cta{font-size:14px;display:flex;gap:35px;align-items:center;border-bottom:1px solid var(--ink);padding:6px 0}.header-cta span{font-size:22px}main{max-width:1440px;padding:0 5%;margin:auto}.hero{display:grid;grid-template-columns:1fr 1fr;min-height:405px;align-items:center;padding:44px 0 40px;gap:20px}.eyebrow{font-size:12px;font-weight:600;letter-spacing:2px;margin:0 0 20px;line-height:1.4}.asterisk{color:var(--accent);font-size:20px;vertical-align:middle;margin-right:8px}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-family:Georgia,'Times New Roman',serif;font-weight:400}h1{font-size:clamp(44px,4.6vw,68px);line-height:1.04;letter-spacing:-2px;margin-bottom:22px}h1 em{font-weight:400;color:var(--accent)}.intro{font-size:16px;line-height:1.65;color:#62665e;margin-bottom:20px}.text-link{font-size:14px;font-weight:600;display:inline-flex;gap:30px;align-items:center}.hero-art{position:relative;height:300px;max-width:570px;margin-left:20px}.print{position:absolute;width:37%;padding:9px 9px 0;background:#fffcf7;box-shadow:0 8px 25px #28271f21;border:1px solid #e7e2d9;transition:transform .25s}.print img{width:100%;aspect-ratio:3/3.6;object-fit:cover;display:block}.print span{display:block;font:10px/3 monospace;letter-spacing:1px;color:#666b62}.print-one{left:0;top:17px;transform:rotate(-11deg)}.print-two{left:31%;top:0;transform:rotate(1deg);z-index:2}.print-three{right:0;top:27px;transform:rotate(10deg)}.handnote{position:absolute;bottom:-13px;right:32px;font:italic 18px Georgia;color:var(--muted);transform:rotate(-4deg)}.collection-heading{display:flex;align-items:end;justify-content:space-between;padding:24px 0 26px;border-top:1px solid var(--line);gap:20px}.collection-heading .eyebrow{margin-bottom:10px}h2{font-size:36px;line-height:1.15;letter-spacing:-.8px;margin:0}.collection-heading>p{font-size:14px;color:var(--muted);margin:0;line-height:1.7}.filters{display:flex;align-items:center;justify-content:space-between;gap:20px}.decades{display:flex;flex-wrap:wrap;gap:5px}.decades button{background:transparent;border:1px solid transparent;border-radius:5px;padding:9px 14px;font-size:14px;color:#62665e}.decades button:hover{background:var(--soft)}.decades button.active{background:var(--ink);color:#fff}.search{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:5px;background:#fff6;padding:8px 12px;width:265px}.search svg{width:17px;flex-shrink:0}.search input{border:0;background:transparent;min-width:0;width:100%;font-size:13px;color:var(--ink);outline:none}.results-bar{display:flex;justify-content:space-between;align-items:center;padding:20px 0 17px;color:var(--muted);font-size:13px}.results-bar label{display:flex;align-items:center;gap:8px}.results-bar select{border:0;background:transparent;color:var(--ink);font-size:13px;max-width:150px}.gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:36px 26px}.card{min-width:0}.card-photo{display:block;position:relative;background:var(--soft);overflow:hidden;border-radius:7px;aspect-ratio:3/3.75}.card-photo img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s}.card-photo:hover img{transform:scale(1.025)}.decade-tag{position:absolute;top:15px;left:15px;background:#fcfaf2ee;border:1px solid #fff9;border-radius:4px;padding:3px 10px;font:14px Georgia;color:#333}.photo-open{position:absolute;bottom:16px;right:16px;border-radius:4px;background:#fffdf2f0;padding:7px 12px;font-size:12px;opacity:0;transform:translateY(4px);transition:.2s}.card-photo:hover .photo-open,.card-photo:focus-visible .photo-open{opacity:1;transform:none}.card-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin:15px 0 5px;gap:10px}.card-meta b{font-weight:400;padding:0 5px}.card-meta>span:last-child{font:11px/1.6 monospace;white-space:nowrap}.card-bottom{display:flex;align-items:center;justify-content:space-between;gap:10px}.card h3{font-size:23px;line-height:1.2;margin:0;letter-spacing:-.35px}.icon-button{border:1px solid var(--line);border-radius:50%;padding:9px;background:transparent;color:var(--ink);height:38px;width:38px;flex-shrink:0}.copy svg{width:17px;height:17px;display:block}.copy:hover{background:var(--accent);border-color:var(--accent);color:white}.copy.copied{background:#49624a;color:white}.gallery-note{text-align:center;color:var(--muted);font-size:12px;margin:30px 0 54px}.how{background:var(--soft);border-radius:8px;padding:42px;display:grid;grid-template-columns:.85fr 1.5fr;gap:35px;margin-bottom:58px}.how h2{font-size:31px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}.steps article>span{font:13px monospace;color:var(--accent);display:block;margin:0 0 25px}.steps h3{font-size:21px;margin:0 0 12px}.steps p{font-size:14px;color:#65695f;margin:0;line-height:1.7}.faq{display:grid;grid-template-columns:1fr 1.25fr;gap:60px;margin-bottom:72px}.faq details{border-bottom:1px solid var(--line);padding:18px 0}.faq details:first-child{border-top:1px solid var(--line)}summary{cursor:pointer;list-style:none;font-size:15px;display:flex;justify-content:space-between;gap:18px}summary::-webkit-details-marker{display:none}summary:after{content:'+';font-size:22px;font-weight:300;line-height:1}details[open]>summary:after{content:'−'}details p{font-size:14px;color:var(--muted);margin:16px 0 0;line-height:1.7}footer{max-width:1440px;margin:auto;padding:34px 5%;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px}footer .brand{font-size:24px}footer p{font-size:13px;color:var(--muted);margin:0}footer>div{display:flex;gap:20px;font-size:12px;color:var(--muted)}#toast{position:fixed;bottom:28px;left:50%;transform:translate(-50%,15px);background:var(--ink);color:white;border-radius:8px;padding:14px 24px;font-size:14px;box-shadow:0 5px 25px #0002;opacity:0;pointer-events:none;transition:.2s;z-index:10;max-width:90%;text-align:center}#toast.visible{opacity:1;transform:translate(-50%,0)}[hidden]{display:none!important}#empty{text-align:center;padding:65px 20px;background:var(--soft);border-radius:7px}#empty h3{font-size:30px}#empty p{color:var(--muted)}.solid-button{display:inline-flex;align-items:center;gap:9px;border:0;border-radius:5px;background:var(--accent);color:white;padding:12px 18px;font-size:14px}.back{display:inline-block;font-size:14px;color:var(--muted);margin:32px 0}.detail-main{padding-bottom:65px}.detail-layout{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}.detail-image{margin:0;position:sticky;top:28px}.detail-image img{width:100%;height:auto;display:block;border-radius:7px}.detail-image figcaption{font-size:12px;color:var(--muted);margin-top:13px}.detail-copy h1{font-size:55px;line-height:1.08}.detail-copy .eyebrow{color:var(--accent);margin-top:5px}.detail-intro{color:var(--muted);font-size:16px}.chips{display:flex;gap:8px;flex-wrap:wrap;margin:24px 0}.chips span{padding:5px 10px;background:var(--soft);border-radius:4px;font-size:12px}.prompt-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:28px 0 16px}.prompt-heading h2{font-size:25px}.prompt-text{background:#fff8;border:1px solid var(--line);padding:24px;border-radius:6px;line-height:1.85;font-size:15px;max-height:350px;overflow:auto}.provenance{display:grid;grid-template-columns:1fr 1fr;gap:5px 20px;margin-top:24px}.provenance>span{font-size:10px;letter-spacing:1px;color:var(--muted)}.provenance strong{font-size:13px;font-weight:400}.provenance>:nth-child(2){grid-row:2;grid-column:1}.fine-print{font-size:12px;color:var(--muted);margin:18px 0}.adapt{padding:15px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.related{margin-top:70px}.related .collection-heading{padding-top:30px}.decade-hero{padding:10px 0 35px}.decade-hero .eyebrow{margin-top:15px}.decade-hero h1{font-size:80px}.decade-hero>p:last-child{font-size:14px;color:var(--muted)}.prose{max-width:850px;min-height:70vh;padding-bottom:70px}.prose h1{font-size:54px;margin:20px 0 35px}.prose>p:not(.eyebrow){font-size:17px;color:#65695f;line-height:1.9}.prose .eyebrow{margin-top:25px}@media(min-width:1500px){.hero{min-height:440px}.hero-art{height:335px}.print{width:37%}.print img{aspect-ratio:3/3.8}}@media(max-width:1000px){header{height:80px}nav{gap:20px}.header-cta{display:none}.hero{min-height:350px}.hero-art{height:240px;margin-left:0}.handnote{bottom:-5px;font-size:16px}.hero h1{font-size:50px}.filters{align-items:stretch;flex-direction:column;gap:12px}.search{width:100%}.gallery{gap:26px 18px}.card h3{font-size:20px}.how{grid-template-columns:1fr;padding:30px}.faq{gap:35px}footer{flex-wrap:wrap}.detail-layout{gap:30px}.detail-copy h1{font-size:42px}}@media(max-width:650px){header{height:72px;padding:0 6%}.brand{font-size:25px}.brand-mark{height:29px;width:25px;font-size:26px}nav{gap:18px}nav a{font-size:12px}nav a:last-child{display:none}main{padding:0 6%}.hero{grid-template-columns:1fr;padding:30px 0 35px;gap:34px}.hero h1{font-size:49px}.eyebrow{font-size:10px;letter-spacing:1.6px;margin-bottom:16px}.hero-copy .intro{font-size:15px}.hero-art{height:235px;max-width:390px;width:100%;margin:0 auto 15px}.print{width:35%}.print img{aspect-ratio:3/3.65}.print span{font-size:8px;letter-spacing:.5px}.print-two{left:32%}.handnote{bottom:-8px;right:18px;font-size:16px}.collection-heading{padding:23px 0;align-items:start}.collection-heading h2{font-size:29px}.collection-heading>p{max-width:145px;font-size:11px}.decades{flex-wrap:nowrap;overflow-x:auto;padding-bottom:5px}.decades button{white-space:nowrap;padding:8px 12px;font-size:13px;flex-shrink:0}.gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px 14px}.card-photo{border-radius:5px;aspect-ratio:3/4}.decade-tag{top:9px;left:9px;font-size:12px;padding:2px 7px}.card-meta{font-size:10px;margin-top:10px;line-height:1.4}.card-meta>span:last-child{display:none}.card-meta b{padding:0 1px}.card h3{font-size:20px;line-height:1.15}.card-bottom{gap:4px;align-items:start}.icon-button{width:31px;height:31px;padding:7px}.copy svg{width:15px;height:15px}.gallery-note{font-size:11px;margin:25px 0 35px}.how{padding:26px;gap:25px;margin-bottom:40px}.how h2{font-size:29px}.steps{grid-template-columns:1fr;gap:24px}.steps article{display:grid;grid-template-columns:28px 1fr;column-gap:12px}.steps article>span{grid-row:1/3;margin-top:3px}.steps h3{font-size:22px;margin-bottom:5px}.steps p{grid-column:2}.faq{grid-template-columns:1fr;gap:25px;margin-bottom:45px}.faq h2{font-size:30px}summary{font-size:14px}footer{padding:28px 6%;gap:18px}footer p{font-size:12px}footer>div{flex-wrap:wrap;gap:14px;font-size:11px}.detail-layout{grid-template-columns:1fr;gap:26px}.detail-image{position:static}.detail-copy h1{font-size:43px}.detail-main .back{margin:24px 0}.detail-image img{max-height:650px;object-fit:cover}.prompt-heading h2{font-size:24px}.prompt-text{font-size:15px;max-height:none;padding:20px}.related{margin-top:45px}.related .gallery .card:last-child{display:none}.related .collection-heading{align-items:center}.related h2{font-size:26px;max-width:190px}.related .text-link{font-size:12px}.decade-hero h1{font-size:63px}.prose h1{font-size:42px}.photo-open{display:none}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

.print span{font-size:12px;line-height:2.6;text-align:center;white-space:nowrap}.card-meta>span:last-child{font-size:12px}@media(max-width:650px){.print span{font-size:12px}.card-meta{font-size:12px}.icon-button{width:36px;height:36px;padding:9px}.eyebrow{font-size:12px}}

/* 同一参考人物的年代对比与提示词模式 */
.identity-showcase{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;padding:36px;background:var(--soft);border-radius:10px;margin:0 0 36px;align-items:center}.identity-copy h2{font-size:40px;margin-bottom:22px}.identity-copy>p{color:#62665e}.reference-pair{display:grid;grid-template-columns:1fr 1fr;gap:14px}.reference-pair img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:6px;display:block}.reference-pair span{display:block;font-size:12px;margin-top:9px;color:var(--muted)}.era-selector{display:flex;flex-wrap:wrap;gap:8px;margin:23px 0}.era-preview,.mode-button{border:1px solid #bfc3b6;background:transparent;border-radius:5px;padding:10px 13px;color:var(--ink);font-size:13px}.era-preview.active,.mode-button.active{background:var(--ink);color:white;border-color:var(--ink)}.mode-switch{display:flex;gap:8px;margin:26px 0 12px}.mode-button{flex:1;min-height:44px}.photo-steps{font-size:14px;padding:18px 18px 18px 37px;background:var(--soft);border-radius:6px;line-height:1.7}.photo-steps li+li{margin-top:8px}.get-prompt{font-size:12px;white-space:nowrap;border-bottom:1px solid var(--line);padding:8px 0}.card-bottom{flex-wrap:wrap}.prompt-heading{flex-wrap:wrap}.prompt-heading h2{font-size:22px}.detail-image .reference-pair img{height:auto;max-height:none}.identity-showcase .fine-print{font-size:13px}.identity-showcase .eyebrow{color:var(--accent)}@media(max-width:850px){.identity-showcase{grid-template-columns:1fr;gap:24px;padding:25px}.identity-copy h2{font-size:34px}.identity-copy h2 br{display:none}}@media(max-width:650px){.identity-showcase{padding:20px;margin-bottom:25px}.reference-pair{gap:10px}.identity-copy h2{font-size:31px}.era-preview{padding:9px 11px}.reference-pair span{font-size:11px}.detail-image .reference-pair{gap:10px}.card-bottom{gap:8px}.get-prompt{font-size:12px}.mode-button{padding:10px 8px}}

.sample-kind{font-size:11px;color:var(--accent);margin:10px 0 0;letter-spacing:.3px}.sample-kind+.card-meta{margin-top:5px}.reference-label{font-size:12px;color:var(--accent);letter-spacing:1px;margin:25px 0 10px}.second-reference{display:grid;grid-template-columns:.8fr 1.2fr;gap:42px;align-items:start;margin-top:60px;padding:32px;background:var(--soft);border-radius:8px}.second-reference h2{margin-bottom:18px}.second-reference p{font-size:14px;color:#62665e}.second-reference .fine-print{font-size:12px}.second-reference .reference-pair img{height:auto}@media(max-width:650px){.second-reference{grid-template-columns:1fr;gap:20px;padding:20px;margin-top:35px}.second-reference h2{font-size:29px}.sample-kind{font-size:11px}}

/* 六年代照片时间轴：并排比较，窄屏保留相邻照片。 */
.era-timeline{background:#eaece3;border-radius:10px;padding:32px 28px 22px;margin-bottom:38px;overflow:hidden}.timeline-heading{display:flex;justify-content:space-between;align-items:center;gap:30px;margin-bottom:26px}.timeline-heading .eyebrow{color:var(--accent);margin-bottom:12px}.timeline-heading h2{font-size:39px;letter-spacing:-1px}.timeline-heading p:not(.eyebrow){color:#62665e;font-size:14px;margin:12px 0 0}.timeline-source{display:flex;align-items:center;gap:13px;margin:0;flex-shrink:0}.timeline-source img{width:62px;height:78px;object-fit:cover;border:4px solid #fffdf6;transform:rotate(-6deg);box-shadow:0 4px 10px #24272015}.timeline-source figcaption{font-size:13px}.timeline-source figcaption span{display:block;color:var(--muted);font-size:11px;margin-top:4px}.timeline-scroll{overflow-x:auto;scrollbar-width:thin;scrollbar-color:#afb3a7 transparent;padding-bottom:12px;scroll-snap-type:x proximity}.timeline-scroll:focus-visible{outline:2px solid var(--accent);outline-offset:4px}.timeline-track{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));list-style:none;padding:0;margin:0;min-width:690px;gap:14px}.timeline-stop{min-width:0;scroll-snap-align:start;position:relative}.timeline-stop:before{content:'';position:absolute;top:39px;height:1px;left:0;right:-14px;background:#bcc1b4}.timeline-stop:last-child:before{right:0}.timeline-year{display:block;position:relative;padding-bottom:26px;font:25px/1.1 Georgia,serif;letter-spacing:-.5px}.timeline-year:after{content:'';position:absolute;left:0;bottom:9px;width:7px;height:7px;border-radius:50%;background:#818979;border:3px solid #eaece3;box-sizing:content-box}.timeline-photo{display:block;border:5px solid #fffcf6;box-shadow:0 5px 13px #24272015;transition:transform .2s}.timeline-photo img{display:block;width:100%;height:auto;aspect-ratio:3/4;object-fit:cover}.timeline-stop:nth-child(even) .timeline-photo{transform:translateY(10px)}.timeline-caption{display:flex;justify-content:space-between;gap:5px;margin-top:22px;color:#60675b;font-size:11px;line-height:1.4}.timeline-caption>span{font-size:16px;color:var(--accent)}.timeline-stop a:hover .timeline-photo{transform:translateY(-4px)}.timeline-stop a:hover .timeline-year,.timeline-stop.current .timeline-year{color:var(--accent)}.timeline-stop.current .timeline-year:after{background:var(--accent)}.timeline-footer{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #d1d5c8;margin-top:20px;padding-top:15px;font-size:11px;color:var(--muted)}.timeline-footer p{margin:0}.timeline-footer>span{white-space:nowrap;color:#535b4d}@media(max-width:1000px){.timeline-heading h2{font-size:32px}.timeline-source figcaption span{max-width:125px}.timeline-track{min-width:810px}}@media(max-width:650px){.era-timeline{padding:23px 18px 18px;margin-bottom:25px}.timeline-heading{display:block;margin-bottom:25px}.timeline-heading h2{font-size:32px;max-width:290px}.timeline-heading p:not(.eyebrow){font-size:13px}.timeline-source{margin-top:22px}.timeline-source img{width:48px;height:60px}.timeline-source figcaption span{max-width:none}.timeline-track{grid-template-columns:repeat(6,142px);min-width:0;width:max-content;gap:15px}.timeline-year{font-size:25px}.timeline-photo{border-width:4px}.timeline-footer{display:block;font-size:11px}.timeline-footer>span{display:block;margin-top:9px}.timeline-caption{font-size:11px}.timeline-scroll{margin-right:-18px;padding-right:18px}}@media(prefers-reduced-motion:reduce){.timeline-photo{transition:none}}

/* 可选统计：接受和拒绝使用同等可见的按钮。 */
.analytics-settings{font:inherit;color:inherit;background:none;border:0;padding:0;text-decoration:underline;cursor:pointer}
.analytics-consent{position:fixed;bottom:20px;left:20px;right:20px;z-index:1000;max-width:900px;margin:auto;padding:22px;background:#f5f3ee;color:#252920;border:1px solid #bfc1b5;border-radius:12px;box-shadow:0 6px 30px #0002;display:flex;gap:24px;align-items:center}
.analytics-consent[hidden],.analytics-settings[hidden]{display:none}
.analytics-consent p{font-size:14px;line-height:1.5;margin:8px 0 0}.analytics-consent a{text-decoration:underline}
.analytics-actions{display:flex;gap:8px;flex-wrap:wrap;flex-shrink:0;max-width:300px}
.analytics-actions button{font:inherit;font-size:14px;cursor:pointer;padding:10px 14px;border:1px solid #252920;border-radius:6px;background:transparent;color:#252920}
.analytics-actions button:hover{background:#e6e6dc}.analytics-actions button:focus-visible{outline:2px solid #e65831;outline-offset:3px}
@media(max-width:650px){.analytics-consent{left:12px;right:12px;bottom:12px;padding:18px;display:block}.analytics-actions{margin-top:14px;max-width:none}}