/* REA-04 骑楼商业 — refined commercial leasing, architectural drawing set. Inter Tight. */
.tpl-rea-04{
  --gut:clamp(20px,4.6vw,72px);--max:1320px;--pad-x:max(var(--gut),calc((100% - var(--max))/2));
  --sans:"Inter Tight","Noto Sans SC",system-ui,sans-serif;
  --dock-bg:var(--soft);--dock-fg:var(--fg);
  font-family:var(--sans);font-size:16px;line-height:1.75;letter-spacing:.005em;
  background-image:repeating-linear-gradient(90deg,transparent 0 calc((100% - 1px)/6),var(--line) calc((100% - 1px)/6) calc((100% - 1px)/6 + 1px));
  background-size:min(100% - 2 * var(--gut), var(--max)) 100%;background-position:center top;background-repeat:no-repeat;
}
.tpl-rea-04 main{overflow-x:clip}
.tpl-rea-04 h1,.tpl-rea-04 h2,.tpl-rea-04 h3{font-weight:300;letter-spacing:-.035em}
:lang(zh-Hans) .tpl-rea-04 h1,:lang(zh-Hans) .tpl-rea-04 h2{font-weight:300;letter-spacing:.01em}
:lang(zh-Hans) .tpl-rea-04 h3{font-weight:500;letter-spacing:.01em}
.tpl-rea-04 ::selection{background:var(--accent);color:var(--on-accent)}
.r4-main>section{padding:clamp(80px,10vw,150px) var(--pad-x)}

/* header */
.r4-head{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:4px 28px;padding:18px var(--pad-x);border-bottom:1px solid var(--line);background:var(--bg)}
.r4-brand{display:inline-flex;align-items:center;gap:12px;min-height:44px;font-size:16px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;text-decoration:none}
.r4-brand:not(:has(img))::before{content:"";flex:none;width:12px;height:12px;background:var(--accent)}
.r4-nav{display:flex;flex-wrap:wrap}
.r4-nav a{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;text-decoration:none;font-size:14px;color:var(--muted);transition:color .2s}
.r4-nav a:hover{color:var(--accent)}

/* buttons */
.r4-actions{margin-top:28px}
.r4-btn{display:inline-flex;align-items:center;justify-content:center;gap:14px;min-height:54px;padding:12px 26px;background:var(--accent);color:var(--on-accent);font-weight:500;font-size:15px;letter-spacing:.04em;text-decoration:none;text-align:center;transition:gap .25s,filter .25s}
.r4-btn::after{content:"→"}
.r4-btn:hover{gap:22px;filter:brightness(1.06)}

/* hero */
.r4-main>.r4-hero{padding-top:clamp(56px,8vw,120px);padding-bottom:0}
.r4-mast{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,2fr);gap:32px clamp(32px,4vw,64px);align-items:end}
.r4-hero--text .r4-mast{grid-template-columns:minmax(0,1fr)}
.r4-eyebrow{display:flex;align-items:center;gap:12px;margin:0 0 32px;font-size:12px;font-weight:500;letter-spacing:.24em;text-transform:uppercase;color:var(--accent)}
.r4-eyebrow::before{content:"";width:8px;height:8px;border:1px solid currentColor}
.r4-hero h1{font-size:clamp(46px,7vw,112px);line-height:.98;letter-spacing:-.045em}
:lang(zh-Hans) .r4-hero h1{font-size:clamp(40px,5.8vw,92px);line-height:1.18;letter-spacing:0}
.r4-sub{color:var(--muted);font-size:clamp(15.5px,1.15vw,17px);max-width:26em;padding-top:20px;border-top:1px solid var(--line)}
.r4-sub p:last-child{margin:0}
.r4-plate{position:relative;margin:clamp(48px,6vw,88px) 0 0}
.r4-plate img{width:100%;aspect-ratio:21/9;object-fit:cover}
.r4-crop{position:absolute;inset:-14px;pointer-events:none;background:
  linear-gradient(var(--accent),var(--accent)) 0 0/26px 1px,linear-gradient(var(--accent),var(--accent)) 0 0/1px 26px,
  linear-gradient(var(--accent),var(--accent)) 100% 0/26px 1px,linear-gradient(var(--accent),var(--accent)) 100% 0/1px 26px,
  linear-gradient(var(--accent),var(--accent)) 0 100%/26px 1px,linear-gradient(var(--accent),var(--accent)) 0 100%/1px 26px,
  linear-gradient(var(--accent),var(--accent)) 100% 100%/26px 1px,linear-gradient(var(--accent),var(--accent)) 100% 100%/1px 26px;background-repeat:no-repeat}
.r4-spec{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,180px),1fr));border-bottom:1px solid var(--line)}
.r4-spec li+li{border-left:1px solid var(--line)}
.r4-spec a{display:flex;flex-direction:column;gap:4px;min-height:44px;padding:20px 20px 22px;text-decoration:none;font-size:15.5px;transition:background .25s}
.r4-spec a:hover{background:var(--soft)}
.r4-spec span{font-size:11.5px;letter-spacing:.2em;color:var(--accent)}

/* tags + heads */
.r4-tag{display:flex;align-items:center;gap:14px;margin:0 0 22px;font-size:12px;font-weight:500;letter-spacing:.22em;text-transform:uppercase;color:var(--muted)}
.r4-tag span{color:var(--accent);font-variant-numeric:tabular-nums}
.r4-tag::after{content:"";flex:0 0 40px;height:1px;background:var(--line)}
.r4-main h2{font-size:clamp(34px,4.2vw,64px);line-height:1.06}
:lang(zh-Hans) .r4-main h2{line-height:1.32}
.r4-sec-head{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,2fr);gap:20px clamp(32px,4vw,64px);align-items:end;margin-bottom:clamp(44px,5vw,80px)}
.r4-intro{color:var(--muted);max-width:28em}
.r4-intro p:last-child{margin:0}

/* about */
.r4-main>.r4-about{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px clamp(48px,7vw,128px);align-items:start}
.r4-about-l{position:sticky;top:32px}
.r4-about-media{margin:clamp(36px,4vw,56px) 0 0;max-width:420px;overflow:hidden}
.r4-about-media img{width:100%;aspect-ratio:4/5;object-fit:cover}
.r4-about-body{font-size:18px;color:var(--muted)}
.r4-phases li{display:grid;grid-template-columns:112px minmax(0,1fr);gap:20px;padding:30px 0;border-top:1px solid var(--line)}
.r4-phases li:last-child{border-bottom:1px solid var(--line)}
.r4-ph-n{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);padding-top:7px}
.r4-phases p{margin:0;font-size:clamp(19px,1.6vw,24px);font-weight:300;line-height:1.5}

/* services schedule */
.r4-main>.r4-services{background:var(--soft)}
.r4-schedule{border-top:1px solid var(--fg)}
.r4-schedule li{position:relative;display:grid;grid-template-columns:80px minmax(0,1.1fr) minmax(0,1.4fr) auto;gap:8px clamp(20px,3vw,48px);align-items:baseline;padding:30px 0;border-bottom:1px solid var(--line);transition:padding .3s}
.r4-schedule li::before{content:"";position:absolute;left:0;top:-1px;width:0;height:1px;background:var(--accent);transition:width .4s}
.r4-schedule li:hover::before{width:100%}
.r4-sc-n{font-size:13px;letter-spacing:.16em;color:var(--accent)}
.r4-schedule h3{font-size:clamp(22px,2vw,30px);line-height:1.25}
.r4-sc-d{color:var(--muted);font-size:15.5px}
.r4-sc-d p{margin:0}
.r4-price{margin-top:8px!important;color:var(--fg)}
.r4-ask{display:inline-flex;align-items:center;min-height:44px;font-size:13.5px;font-weight:500;letter-spacing:.06em;text-decoration:none;color:var(--accent);white-space:nowrap}
.r4-ask:hover{text-decoration:underline}

/* gallery plates */
.r4-plates{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:clamp(40px,5vw,72px) clamp(16px,2vw,28px);align-items:end}
.r4-fig{margin:0;grid-column:span 3}
.r4-fig:nth-child(4n+1){grid-column:1/span 4}
.r4-fig:nth-child(4n+2){grid-column:5/span 2}
.r4-fig:nth-child(4n+3){grid-column:1/span 2}
.r4-fig:nth-child(4n){grid-column:3/span 4}
.r4-fig-ph{overflow:hidden}
.r4-fig img{width:100%;aspect-ratio:3/2;object-fit:cover;filter:saturate(.85);transition:filter .5s}
.r4-fig:hover img{filter:none}
.r4-fig:nth-child(4n+2) img,.r4-fig:nth-child(4n+3) img{aspect-ratio:4/5}
.r4-fig figcaption{display:flex;gap:16px;margin-top:14px;padding-top:12px;border-top:1px solid var(--line);font-size:14px;color:var(--muted)}
.r4-fig figcaption span{font-size:12px;letter-spacing:.14em;color:var(--accent);padding-top:2px;white-space:nowrap}

/* testimonials */
.r4-main>.r4-quotes{padding-top:0}
.r4-quote-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));gap:clamp(24px,3vw,48px)}
.r4-quote-list figure{padding-top:22px;border-top:1px solid var(--accent)}
.r4-quote-list blockquote{font-size:clamp(18px,1.5vw,21px);font-weight:300;line-height:1.6}
.r4-quote-list blockquote p:last-child{margin:0}
.r4-quote-list figcaption{margin-top:16px;font-size:13.5px;letter-spacing:.06em}
.r4-quote-list figcaption span{color:var(--muted)}

/* faq */
.r4-main>.r4-faq{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,4fr);gap:32px clamp(32px,4vw,64px);padding-top:0}
.r4-faq-list{border-top:1px solid var(--line)}
.r4-faq-list details{border-bottom:1px solid var(--line)}
.r4-faq-list summary{display:flex;justify-content:space-between;align-items:center;gap:18px;min-height:72px;padding:18px 0;font-size:clamp(17px,1.4vw,20px);line-height:1.45}
.r4-faq-list summary::after{flex:none;margin:0;color:var(--accent);font-size:22px;font-weight:300}
.r4-faq-list details p{margin:0 0 24px;color:var(--muted);max-width:40em}

/* contact title block */
.r4-main>.r4-contact{padding-top:0}
.r4-block{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,2fr);border:1px solid var(--fg)}
.r4-block-main{padding:clamp(32px,5vw,80px)}
.r4-block-info{padding:clamp(20px,3vw,40px);border-left:1px solid var(--fg);background:var(--soft)}
.r4-contact h2{font-size:clamp(36px,4.8vw,72px);margin-bottom:20px}
.r4-contact-intro{color:var(--muted);font-size:17px;max-width:30em;margin-bottom:32px}
.r4-contact-intro p:last-child{margin:0}
.r4-contact-list li{padding:14px 0;border-bottom:1px solid var(--line)}
.r4-contact-list .bc-k{color:var(--accent);opacity:1;font-size:11px;letter-spacing:.2em}
.r4-contact-list a{display:inline-flex;align-items:center;min-height:44px;margin:-6px 0;text-decoration:none;font-size:18px;font-weight:300}
.r4-contact-list span a{font-size:14.5px;color:var(--accent)}
.r4-social{display:flex;flex-wrap:wrap;gap:4px 18px;padding-top:10px}
.r4-social a{display:inline-flex;align-items:center;min-height:44px;font-size:14px;text-decoration:none;color:var(--accent)}

/* footer */
.r4-foot{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:6px 24px;padding:8px var(--pad-x) 40px;font-size:13px;letter-spacing:.04em;color:var(--muted)}
.r4-foot-brand{font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--fg)}

@media (max-width:900px){
  .r4-mast,.r4-sec-head,.r4-main>.r4-about,.r4-main>.r4-faq,.r4-block{grid-template-columns:minmax(0,1fr)}
  .r4-about-l{position:static}
  .r4-block-info{border-left:0;border-top:1px solid var(--fg)}
  .r4-schedule li{grid-template-columns:56px minmax(0,1fr)}
  .r4-sc-d,.r4-ask{grid-column:2}
  .r4-plate img{aspect-ratio:16/10}
}
@media (max-width:700px){
  .tpl-rea-04{background-image:none}
  .r4-head{padding-block:10px 4px}
  .r4-nav{width:calc(100% + 16px);margin:0 -8px;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}
  .r4-nav a{flex:none;padding:0 10px}
  .r4-actions .r4-btn{width:100%}
  .r4-plate{margin-inline:calc(var(--gut) * -1)}
  .r4-plate img{aspect-ratio:4/3}
  .r4-crop{display:none}
  .r4-spec{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .r4-spec li{border-top:1px solid var(--line)}
  .r4-spec li+li{border-left:0}
  .r4-spec li:nth-child(2n){border-left:1px solid var(--line)}
  .r4-spec a{padding:16px 14px}
  .r4-phases li{grid-template-columns:minmax(0,1fr);gap:6px;padding:24px 0}
  .r4-ph-n{padding:0}
  .r4-plates{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:32px 14px}
  .r4-fig:nth-child(n){grid-column:1/-1}
  .r4-fig:nth-child(4n+2),.r4-fig:nth-child(4n+3){grid-column:span 1}
  .r4-fig figcaption{flex-direction:column;gap:2px}
}
.r4-block>.r4-block-main:only-child{grid-column:1/-1}
.r4-main>.r4-faq h2{font-size:clamp(30px,3vw,46px)}
@media (max-width:700px){:lang(zh-Hans) .r4-hero h1,.r4-hero h1{font-size:clamp(30px,9.2vw,40px)}}