/* v0.2: a working research desk, grounded in store operations. */
.brand-name{font-size:23px;letter-spacing:2px}.brand-name>span{font-size:7px;letter-spacing:1.8px}.header-inner{gap:24px}.desktop-nav{gap:25px;margin-right:12px}.footer-top .brand-name{font-size:20px}.opening{display:grid;grid-template-columns:1.04fr 1fr;gap:65px;padding:54px 0 58px;border-bottom:1px solid var(--line);align-items:stretch}.opening-copy{display:flex;flex-direction:column;align-items:flex-start;padding-top:10px}.opening-copy>.eyebrow{display:flex;align-items:center;gap:9px;font-size:9px;margin-bottom:25px}.opening h1{font-size:clamp(40px,4vw,59px);line-height:1.43;letter-spacing:1px}.opening h1 em{font-style:normal;color:var(--ochre)}.opening-deck{font-size:15px;line-height:2;margin:25px 0 17px}.opening-note{font-size:12px;line-height:1.9;color:var(--muted);max-width:410px}.opening-actions{display:flex;flex-wrap:wrap;align-items:center;gap:24px;margin:10px 0 32px}.opening-actions .text-link{font-size:12px}.opening-bottom{display:flex;gap:20px;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:20px;width:100%;margin-top:auto;font:9px var(--mono);color:var(--muted)}.signature-mini{font-family:var(--serif);font-size:17px;white-space:nowrap;color:var(--ochre)}.lead-research{background:#e7e9df;min-width:0}.lead-top{background:var(--ink);color:var(--paper);display:flex;justify-content:space-between;align-items:center;gap:15px;padding:23px 25px 5px}.lead-top .eyebrow{font-size:8px;letter-spacing:1.5px;color:var(--mist)}.lead-top .pill{border-color:#a8b7a650;color:var(--gold);font-size:9px}.store-drawing{display:block;background:var(--ink);padding:0 12px 4px}.store-drawing svg{width:100%;height:auto}.lead-copy{padding:26px 30px 25px}.lead-copy>.eyebrow{font-size:9px;color:var(--ochre);margin-bottom:13px}.lead-copy h2{font-size:27px;line-height:1.6;margin-bottom:15px}.lead-copy>p{font-size:12px;color:var(--muted);line-height:1.9}.lead-verdict{display:flex;align-items:baseline;gap:14px;border-left:2px solid var(--ochre);padding-left:12px;margin:21px 0}.lead-verdict>span{font:8px var(--mono);color:var(--ochre);flex-shrink:0}.lead-verdict p{font-family:var(--serif);font-size:17px;line-height:1.6;margin:0}.lead-bottom{display:flex;gap:15px;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:17px}.lead-bottom>span{font-size:9px;color:var(--muted)}.lead-bottom .text-link{font-size:11px;white-space:nowrap}.method-intro{display:grid;grid-template-columns:1fr 1fr;gap:75px;align-items:center}.method-intro>.eyebrow,.method-intro>div>.eyebrow{color:var(--ochre);margin-bottom:20px}.method-intro h2{font-size:33px;line-height:1.55;margin-bottom:22px}.method-intro>div>p{font-size:13px;color:var(--muted);max-width:410px;margin-bottom:24px}.method-list{padding:0;margin:0;list-style:none}.method-list li{display:grid;grid-template-columns:130px 1fr;gap:20px;padding:19px 0;border-bottom:1px solid var(--line)}.method-list li:first-child{padding-top:0}.method-list li:last-child{border-bottom:0;padding-bottom:0}.method-list span{font:10px var(--mono);letter-spacing:.5px;color:var(--ochre);padding-top:3px}.method-list p{font-size:13px;margin:0;line-height:1.9}.research-shelf{display:grid;grid-template-columns:1fr 1fr;column-gap:55px}.research-topic{padding:16px 0 30px;margin-bottom:24px;border-bottom:1px solid var(--line);display:flex;flex-direction:column;align-items:flex-start}.topic-index{display:flex;gap:19px;align-items:center;margin-bottom:17px}.topic-index>span:first-child{font:italic 25px Georgia;color:var(--ochre)}.topic-index .eyebrow{font-size:10px}.research-topic h3{font-size:24px;margin:0 0 16px;line-height:1.6}.research-topic p{font-size:13px;line-height:1.9;color:var(--muted);max-width:460px;margin-bottom:20px}.research-topic .text-link,.topic-state{margin-top:auto;font-size:11px}.topic-state{color:var(--muted)}.shelf-foot{display:flex;gap:30px;align-items:flex-start;justify-content:space-between}.shelf-foot>span{font-size:11px;color:var(--muted);max-width:600px}.shelf-foot .text-link{font-size:11px;max-width:300px}.offer-intro{font-size:14px;color:var(--muted);max-width:790px;margin-bottom:30px}.offer-grid{display:grid;grid-template-columns:.8fr 1.2fr;border:1px solid var(--line)}.offer-grid>article{padding:35px}.offer-grid>article>.eyebrow{font-size:9px;color:var(--ochre);margin-bottom:24px}.offer-grid h3{font-size:27px;margin-bottom:18px;line-height:1.5}.offer-grid p{font-size:13px;line-height:1.9;color:var(--muted)}.offer-free{display:flex;flex-direction:column;align-items:flex-start}.offer-free .text-link{margin-top:auto}.offer-pilot{background:#e7e9df;border-left:1px solid var(--line)}.offer-heading{display:flex;gap:20px;justify-content:space-between;align-items:flex-start}.offer-price{font:35px Georgia;white-space:nowrap;line-height:1.3}.offer-price small{font:9px var(--sans);display:block;line-height:2;color:var(--muted)}.offer-pilot ul{padding:0;list-style:none;font-size:13px;margin:20px 0 25px}.offer-pilot li{padding:6px 0;border-bottom:1px solid var(--line)}.offer-pilot li:before{content:'＋';color:var(--ochre);padding-right:12px}.offer-grid .offer-note{font-size:10px;margin:16px 0 0}.offer-foot{font-size:11px;color:var(--muted);margin:20px 0 0}.framework-title h1{font-size:clamp(35px,4vw,54px);letter-spacing:0;line-height:1.55}.method-bridge{display:grid;grid-template-columns:1.3fr 1fr;gap:65px;align-items:center;border-top:1px solid var(--line);padding:37px 0 30px}.method-bridge h2{font-size:29px;margin:12px 0}.method-bridge p{font-size:12px;color:var(--muted);max-width:550px;line-height:1.9}.method-bridge .method-bridge-thesis{font-family:var(--serif);font-size:24px;color:var(--ochre);margin:0}.evidence-protocol h2{font-size:30px;margin:13px 0 30px}.evidence-protocol dl{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin:0 0 30px}.evidence-protocol dt{font:11px var(--mono);color:var(--ochre);margin-bottom:12px}.evidence-protocol dd{margin:0;font-size:13px;color:var(--muted);line-height:1.9}.footer-bottom>span:last-child{font-family:var(--sans)}.wechat-name{font-family:var(--serif);font-size:26px!important;color:var(--ink)}
@media(max-width:1120px){.opening{gap:35px}.opening h1{font-size:43px}.opening-deck{font-size:14px}.opening-actions{gap:18px}.lead-copy{padding:25px}.lead-copy h2{font-size:24px}.lead-verdict{display:block}.lead-verdict p{margin-top:5px}.opening-bottom{font-size:8px;gap:10px}.method-intro{gap:40px}.method-list li{grid-template-columns:105px 1fr;gap:12px}.offer-grid>article{padding:28px}.offer-heading{display:block}.offer-price{margin-bottom:20px}.offer-price small{display:inline-block;margin-left:10px}.method-bridge{gap:40px}}
@media(max-width:860px){.opening{grid-template-columns:1fr 1fr;gap:28px}.opening h1{font-size:35px}.opening-deck br{display:none}.opening-note br{display:none}.opening-actions{display:block}.opening-actions .text-link{display:flex;margin-top:15px}.opening-copy>.eyebrow{font-size:8px}.lead-top{padding:18px 18px 5px;gap:7px}.lead-top .eyebrow{font-size:7px}.lead-top .pill{font-size:8px}.lead-copy{padding:22px}.lead-copy h2{font-size:22px}.lead-copy h2 br{display:none}.lead-bottom{flex-wrap:wrap}.signature-mini{display:none}.method-intro{gap:30px}.method-intro h2{font-size:28px}.method-list li{display:block;padding:14px 0}.method-list span{display:block;margin-bottom:6px}.research-shelf{gap:30px}.research-topic h3{font-size:22px}.offer-grid{grid-template-columns:1fr 1.2fr}.offer-grid h3{font-size:24px}.shelf-foot{display:block}.shelf-foot .text-link{display:flex;margin-top:17px;max-width:none}.evidence-protocol dl{gap:25px}.method-bridge .method-bridge-thesis{font-size:22px}}
@media(max-width:620px){.brand-name{font-size:21px;letter-spacing:1px}.brand-name>span{font-size:6px;letter-spacing:1.7px}.brand-mark{width:30px;height:30px}.header-actions{gap:17px}.opening{display:block;padding:32px 0 40px}.opening-copy{padding:0}.opening-copy>.eyebrow{font-size:8px;margin-bottom:21px;gap:8px}.opening h1{font-size:43px;line-height:1.5}.opening-deck{font-size:14px;margin-top:22px}.opening-note{font-size:12px}.opening-actions{display:flex;margin:8px 0 26px;gap:19px}.opening-actions .text-link{display:inline-flex;margin:0;font-size:11px}.opening-actions .button{font-size:12px;padding:13px 18px}.opening-bottom{margin-bottom:30px;font-size:8px;padding-top:17px}.signature-mini{display:block;font-size:15px}.lead-top{padding:20px 22px 3px}.lead-top .eyebrow{font-size:8px}.lead-top .pill{font-size:8px}.store-drawing{padding:0 10px}.lead-copy{padding:24px}.lead-copy h2{font-size:26px;line-height:1.55}.lead-verdict{display:flex;gap:11px}.lead-verdict p{font-size:15px;margin:0}.lead-bottom{flex-wrap:nowrap;gap:10px}.lead-bottom>span{font-size:8px}.lead-bottom .text-link{font-size:10px}.method-intro{display:block}.method-intro h2{font-size:28px}.method-intro>div>.eyebrow{margin-bottom:16px;font-size:9px}.method-intro>div>p{font-size:13px}.method-intro .text-link{font-size:12px}.method-list{margin-top:31px}.method-list li{display:grid;grid-template-columns:106px 1fr;gap:10px;padding:17px 0}.method-list span{font-size:9px;margin:0}.method-list p{font-size:12px}.writing{padding-top:44px}.research-shelf{display:block}.research-topic{padding:9px 0 25px;margin-bottom:25px}.research-topic h3{font-size:24px}.topic-index{margin-bottom:12px}.topic-index .eyebrow{font-size:9px}.research-topic p{font-size:13px}.shelf-foot>span{font-size:10px}.shelf-foot .text-link{font-size:11px}.offer-grid{display:block}.offer-grid>article{padding:25px}.offer-free .text-link{margin-top:12px}.offer-pilot{border-left:0;border-top:1px solid var(--line)}.offer-grid h3{font-size:25px}.offer-grid>article>.eyebrow{font-size:8px;margin-bottom:20px}.offer-heading{display:block}.offer-price{font-size:39px}.offer-intro{font-size:13px}.offer-foot{font-size:10px}.framework-title h1{font-size:37px;line-height:1.5;margin-bottom:23px}.method-bridge{display:block;padding:28px 0}.method-bridge h2{font-size:27px}.method-bridge .eyebrow{font-size:8px}.method-bridge .method-bridge-thesis{font-size:23px;margin-top:22px}.evidence-protocol h2{font-size:27px}.evidence-protocol dl{display:block}.evidence-protocol dl>div{margin-bottom:22px}.footer-top .brand-name{font-size:18px}.footer-top .brand-mark{display:none}.footer-top>div{gap:14px}.footer-bottom{font-size:8px}.footer-bottom>span:last-child{max-width:125px}.letter-form h3{font-size:25px}}
@media(max-width:360px){.brand-name{font-size:18px}.brand-mark{width:25px;height:25px}.header-actions{gap:12px}.header-inner{gap:10px}.opening h1{font-size:36px}.opening-copy>.eyebrow{font-size:7px;letter-spacing:1px}.opening-actions{gap:15px}.opening-actions .text-link{font-size:10px}.opening-bottom{font-size:7px}.signature-mini{font-size:13px}.lead-copy{padding:20px}.lead-copy h2{font-size:23px}.lead-top{padding:18px 18px 2px}.lead-verdict{display:block}.lead-verdict p{margin-top:6px}.lead-bottom{flex-wrap:wrap}.method-list li{grid-template-columns:94px 1fr}.method-list span{font-size:8px}.input-row{flex-direction:column}.input-row .button{margin:0 -1px -1px}.framework-title h1{font-size:32px}}
@media print{.opening,.research-offer{break-inside:avoid}.store-drawing,.lead-top{print-color-adjust:exact}.offer-grid{display:block}}

/* A single pen name across both editions. */
.about-signature{font-family:var(--serif);font-size:85px;font-style:normal}
@media(max-width:620px){.about-signature{font-size:49px}}