:root{color-scheme:dark;--ground:#11171b;--surface:#202a30;--surface2:#29363d;--ink:#f4f4f4;--muted:#bdc9cd;--accent:#b8cdd4;--stage:#a9bbc2;--margin:clamp(16px,2vw,30px);font-family:"PingFang SC","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--ground);color:var(--ink);margin:0}a{color:inherit;text-decoration:none}button{font:inherit}img,video{max-width:100%;display:block}button,a{touch-action:manipulation}a:focus-visible,button:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--accent);outline-offset:4px}.skip{position:absolute;left:-9999px}.skip:focus{left:var(--margin);top:8px;background:var(--accent);color:#111;padding:10px;z-index:9}.masthead{min-height:86px;display:flex;align-items:center;justify-content:space-between;gap:24px;margin:0 var(--margin)}.identity{display:flex;align-items:center;gap:17px}.identity .mark{font-weight:800;font-size:24px;letter-spacing:-.08em}.identity>span:last-child{font-size:15px;color:var(--muted)}.masthead nav{display:flex;gap:32px;align-items:center;font-size:15px}.masthead nav>a:not(.contact-button):hover{color:var(--accent)}.contact-button{background:var(--accent);color:#172a31;padding:13px 17px;font-weight:700;display:flex;gap:30px;align-items:center}.contact-button:hover,.closing>a:hover{background:#d7e5e9}.intro{display:flex;align-items:end;justify-content:space-between;gap:32px;margin:48px var(--margin) 52px}.intro h1{font-weight:700;font-size:clamp(42px,4.15vw,68px);line-height:1.13;letter-spacing:-.055em;max-width:900px;margin:0}.intro p{font-size:16px;line-height:1.6;max-width:270px;color:var(--muted);margin:0 0 6px}.workspace{margin:0 var(--margin);display:grid;grid-template-columns:minmax(250px,300px) minmax(0,1fr);gap:10px;align-items:start}.workspace-side{background:var(--surface);padding:24px;position:sticky;top:12px}.side-top h2{font-size:22px;margin:0}.side-top p{font-size:15px;color:var(--muted);line-height:1.6;margin:8px 0 25px}.project-picker{display:grid;gap:6px}.project-picker button{border:0;cursor:pointer;text-align:left;background:#29363b;color:var(--ink);display:grid;grid-template-columns:62px 1fr 18px;align-items:center;gap:12px;padding:10px;min-width:0;min-height:80px}.project-picker button[aria-selected=true]{background:var(--accent);color:#172a31}.project-picker button:not([aria-selected=true]):hover{background:#3b4c54}.picker-image{display:flex;height:60px;background:#17242a;overflow:hidden;align-items:center;justify-content:center}.picker-image img{width:100%;height:100%;object-fit:contain}.picker-text{min-width:0}.picker-text strong,.picker-text small{display:block}.picker-text strong{font-size:15px;line-height:1.4}.picker-text small{font-size:13px;line-height:1.4;opacity:.75;margin-top:4px}.picker-arrow{font-size:18px;align-self:start}.side-note{margin:30px 0 0;color:var(--muted);font-size:14px;line-height:1.5}.workspace-main{background:var(--surface);min-width:0;padding:clamp(24px,3vw,48px)}.project-panel[hidden]{display:none}.project-heading{display:flex;align-items:end;justify-content:space-between;gap:30px;margin:0 0 30px}.project-heading h2{font-size:clamp(34px,3vw,52px);letter-spacing:-.045em;line-height:1.15;margin:0}.project-heading p{font-size:17px;line-height:1.6;max-width:660px;margin:14px 0 0;color:var(--muted)}.project-heading>a{white-space:nowrap;font-size:15px;color:var(--accent);padding:10px 0}.project-heading>a:hover,.stage-caption a:hover,.project-summary a:hover{color:#dcecf0}.preview-stage{width:100%;display:flex;justify-content:center;align-items:center;padding:clamp(18px,3vw,50px);background:var(--stage);overflow:visible}.preview-stage>img,.preview-placeholder img{width:auto;height:auto;max-width:100%;max-height:680px;object-fit:contain}.preview-placeholder{display:flex;justify-content:center;align-items:center;width:100%;min-height:420px;background:#202d34}.preview-placeholder img{height:600px;width:100%;object-fit:contain}.market-stage{min-height:560px}.energy-stage{background:#b5c4cc}.finance-stage{background:#bdc8ca}.talk-stage{background:#afc1c5}.stage-caption{display:flex;align-items:center;gap:24px;padding:18px 0;color:var(--muted);font-size:14px;line-height:1.5;flex-wrap:wrap}.stage-caption a{margin-left:auto;color:var(--accent)}.project-summary{display:grid;grid-template-columns:1fr 1fr;gap:60px;padding:80px 0 40px}.project-summary h3{font-size:clamp(27px,2.6vw,39px);line-height:1.2;letter-spacing:-.035em;margin:0}.project-summary p{color:var(--muted);font-size:16px;line-height:1.7;max-width:480px;margin:18px 0 0}.project-summary ul{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);align-content:start;gap:22px}.project-summary li{padding-top:16px;font-size:15px;line-height:1.5;border-top:2px solid #718991}.project-summary li a{color:var(--accent)}.detail-image{margin:30px 0 0}.detail-image img{width:auto;max-width:100%;max-height:1200px;object-fit:contain}.detail-image figcaption{display:flex;justify-content:space-between;gap:16px;color:var(--muted);font-size:14px;margin-top:14px}.detail-image figcaption a{color:var(--accent)}.other-work{display:grid;grid-template-columns:1fr 2fr;gap:8%;margin:160px var(--margin)}.other-work h2{font-size:clamp(36px,4vw,60px);letter-spacing:-.045em;margin:0}.other-work>div>p{font-size:17px;line-height:1.6;color:var(--muted);max-width:350px}.other-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.other-grid a{display:flex;flex-direction:column;gap:8px}.other-grid img{width:100%;height:290px;object-fit:contain;background:var(--surface)}.other-grid strong{font-size:19px}.other-grid span{font-size:15px;color:var(--muted)}.other-grid a:hover strong{color:var(--accent)}.closing{background:var(--accent);color:#172a31;padding:clamp(40px,7vw,110px) var(--margin) 26px}.closing h2{font-size:clamp(40px,6.3vw,96px);line-height:1.1;letter-spacing:-.055em;margin:0;max-width:1200px}.closing p{font-size:18px;margin:24px 0 35px}.closing>a{display:inline-flex;align-items:center;justify-content:space-between;gap:70px;background:#1c3037;color:#eef5f6;padding:16px 20px;font-weight:700}.closing>a:hover{color:#172a31}.closing-bottom{display:flex;justify-content:space-between;margin-top:120px;gap:20px;font-size:14px}.closing-bottom span:last-child{text-align:right}
@media(max-width:1050px){.workspace{grid-template-columns:235px minmax(0,1fr)}.workspace-side{padding:16px}.project-picker button{grid-template-columns:48px 1fr 14px;gap:8px}.picker-image{height:50px}.project-summary{grid-template-columns:1fr;gap:28px}.intro{align-items:start;flex-direction:column;gap:18px}.intro p{max-width:none}.project-heading{align-items:start;flex-direction:column;gap:10px}.project-heading>a{padding:0}}
@media(max-width:700px){.masthead{min-height:68px}.identity>span:last-child{display:none}.masthead nav{gap:14px}.masthead nav>a:not(.contact-button){font-size:14px}.contact-button{gap:10px;padding:11px}.intro{margin-top:42px;margin-bottom:32px}.intro h1{font-size:clamp(36px,9vw,52px)}.intro p{font-size:16px}.workspace{grid-template-columns:1fr;gap:6px}.workspace-side{position:static;padding:20px 16px}.side-top{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.side-top h2{font-size:20px}.side-top p{font-size:14px;margin:0 0 14px}.project-picker{display:grid;grid-template-columns:1fr 1fr}.project-picker button{min-height:76px;grid-template-columns:42px 1fr;gap:8px}.picker-image{height:48px}.picker-text strong{font-size:14px}.picker-text small{font-size:12px}.picker-arrow{display:none}.side-note{display:none}.workspace-main{padding:28px 16px}.project-heading h2{font-size:34px}.project-heading p{font-size:16px}.preview-stage{padding:15px}.market-stage{min-height:340px}.preview-placeholder{min-height:320px}.preview-placeholder img{height:350px}.stage-caption{gap:8px 15px}.stage-caption a{margin-left:0}.project-summary{padding:55px 0 20px}.project-summary ul{gap:14px}.other-work{grid-template-columns:1fr;gap:25px;margin-top:90px;margin-bottom:90px}.other-grid img{height:210px}.other-grid strong{font-size:16px}.closing-bottom{margin-top:80px}}
@media(max-width:400px){.project-picker button{grid-template-columns:1fr}.picker-image{display:none}.picker-text small{font-size:13px}.project-summary ul{grid-template-columns:1fr;gap:14px}.project-summary li{padding-top:10px}.other-grid{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
.preview-placeholder #store-map-preview{width:100%;height:auto;max-height:680px;object-fit:contain}
/* The floor plan keeps its natural proportions, with no blank minimum-height frame on phones. */
.market-stage,.preview-placeholder{min-height:0}
@media(max-width:700px){.market-stage,.preview-placeholder{min-height:0}}
.preview-placeholder picture{display:block;width:100%}
@keyframes sample-arrive{from{opacity:.55;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
@media(prefers-reduced-motion:no-preference){.sample-arrive{animation:sample-arrive .9s ease-out both}}
/* Client context and background, presented as optional reading. */
.client-context,.studio-about{margin:150px var(--margin)}
.client-heading{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:40px}
.client-heading h2,.studio-about h2{font-size:clamp(36px,4vw,60px);line-height:1.15;letter-spacing:-.04em;margin:0}
.client-heading p,.studio-about>div>p{font-size:17px;line-height:1.6;color:var(--muted);max-width:460px}
.client-names{display:grid;grid-template-columns:repeat(3,1fr);gap:16px 25px;margin:0 0 40px;font-size:clamp(20px,2vw,28px);font-weight:700}
.client-context details,.studio-about details{background:var(--surface);margin-top:8px}
.client-context summary,.studio-about summary{list-style:none;cursor:pointer;padding:22px 24px;font-size:18px;font-weight:700}
.client-context summary::-webkit-details-marker,.studio-about summary::-webkit-details-marker{display:none}
.client-context summary span,.studio-about summary span{float:right}
.client-directory{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;padding:0 24px 24px}
.client-directory h3{font-size:19px}.client-directory p,.client-source{font-size:15px;line-height:1.7;color:var(--muted)}
.client-source{margin-top:18px}.studio-about{display:grid;grid-template-columns:1fr 1fr;gap:9%}
.career-list{list-style:none;margin:0;padding:0 24px 24px}.career-list li{display:grid;grid-template-columns:140px 1fr;gap:20px;padding:14px 0}.career-list time{color:var(--muted);font-size:15px}.career-list h3{margin:0;font-size:18px}.career-list p{font-size:15px;line-height:1.6;color:var(--muted)}
@media(max-width:700px){.client-context,.studio-about{margin:90px var(--margin)}.client-heading{display:block}.client-names{grid-template-columns:repeat(2,1fr)}.client-directory{grid-template-columns:1fr}.studio-about{grid-template-columns:1fr;gap:24px}.career-list li{grid-template-columns:1fr;gap:5px}}
.contact-copy{border:0;background:transparent;color:#172a32;font:inherit;font-weight:700;margin-left:20px;padding:16px 10px;cursor:pointer}.contact-copy:hover{text-decoration:underline}.toast{position:fixed;right:24px;bottom:24px;z-index:30;background:#111e24;color:#f4f4f4;padding:14px 18px;opacity:0;pointer-events:none;transition:opacity .2s}.toast.visible{opacity:1}.no-script{padding:18px;background:var(--surface);color:var(--ink);line-height:1.6}.no-script a{text-decoration:underline}
@media(max-width:560px){.masthead nav>a:nth-child(3){display:none}.contact-copy{display:block;margin:10px 0 0;padding-left:0}}
/* Closed disclosures stay out of layout and accessibility rendering. */
.client-context details:not([open])>.client-directory,.studio-about details:not([open])>.career-list{display:none}
/* On desktop, keep the whole dynamic plan visible within a typical first viewport. */
@media(min-width:1051px){.masthead{min-height:76px}.intro{margin-top:28px;margin-bottom:28px}}
/* Bring the interactive plan higher on small screens while preserving its full proportions. */
@media(max-width:700px){
 .masthead{min-height:60px}
 .intro{margin-top:20px;margin-bottom:18px;gap:10px}
 .workspace-side{padding:12px 16px}
 .side-top{margin-bottom:8px}
 .side-top p{display:none}
 .project-picker{gap:5px}
 .project-picker button{min-height:58px;padding:8px}
 .picker-image{height:42px}
 .workspace-main{padding:16px}
 .project-heading{gap:4px;margin-bottom:14px}
 .project-heading p{margin-top:8px}
 .project-heading>a{display:inline-flex;align-items:center;min-height:44px}
}
@media(max-width:400px){
 .picker-text strong{font-size:14px;line-height:1.3}
 .picker-text small{display:none}
 .project-heading h2{font-size:30px}
}
@media(max-width:360px){.masthead .identity{flex-shrink:0}.masthead nav>a:first-child{display:none}.contact-button{white-space:nowrap;min-height:44px}}

/* The opening sentence identifies the portfolio at a readable size. */
.intro p{font-size:18px;line-height:1.5}