.istanbul-page .istanbul-hero{padding:28px 0 76px}
.istanbul-hero .wrap{display:grid;grid-template-columns:1.1fr 1fr;gap:4vw;align-items:center}
.istanbul-hero h1{font-size:clamp(38px,4.4vw,68px);line-height:1.05;letter-spacing:-.035em;margin:22px 0 18px}
.istanbul-updated{font-size:14px;color:#666;margin:0 0 22px}
.istanbul-intro{font-size:18px;line-height:1.75;margin:0 0 28px;max-width:730px}
.istanbul-intro strong{font-weight:600}
.istanbul-actions{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.istanbul-hero figure{margin:0;min-width:0}
.istanbul-hero figure img{width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;background:#eee}
.istanbul-hero figcaption{font-size:13px;color:#666;line-height:1.6;margin-top:12px}
.istanbul-section{padding-block:70px;border-top:1px solid var(--line,#ddd);scroll-margin-top:110px}
.istanbul-section h2{font-size:clamp(30px,3.6vw,50px);line-height:1.15;max-width:950px;margin:0 0 28px}
.istanbul-section p{font-size:18px;line-height:1.8;max-width:980px;margin:0 0 22px}
.istanbul-references{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:16px;margin:36px 0 0}
.istanbul-references a{display:flex;align-items:center;justify-content:center;padding:20px;background:#fff;border:1px solid #ddd;min-width:0}
.istanbul-references img{width:100%;height:72px;object-fit:contain}
.istanbul-process{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:25px;list-style:none;padding:0;margin:36px 0}
.istanbul-process li{border-top:2px solid #222;padding-top:22px;min-width:0}
.istanbul-process h3{font-size:23px;line-height:1.25;margin:0 0 20px}
.istanbul-process h3 span{display:block;color:var(--red,#b9242b);font:14px Manrope,sans-serif;margin-bottom:18px}
.istanbul-process p{font-size:16px;line-height:1.8}
.istanbul-criteria{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 50px;list-style:none;padding:0;margin:30px 0}
.istanbul-criteria li{border-top:1px solid #ddd;padding:24px 0;min-width:0;font-size:17px;line-height:1.8}
.istanbul-criteria strong{display:block;font-size:21px;margin-bottom:10px}
.istanbul-venues{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px;margin:35px 0}
.istanbul-venues article{border-top:2px solid #222;padding-top:22px;min-width:0}
.istanbul-venues h3{font-size:26px;line-height:1.25;margin:0 0 20px}
.istanbul-venues p{font-size:17px}
.istanbul-projects{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:42px 30px;margin:36px 0}
.istanbul-projects article{min-width:0}
.istanbul-projects a{display:block}
.istanbul-projects img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;background:#eee;transition:filter .2s}
.istanbul-projects a:hover img{filter:brightness(.93)}
.istanbul-projects h3{font-size:24px;line-height:1.3;margin:18px 0 10px;overflow-wrap:anywhere}
.istanbul-projects p{font-size:14px;margin:0;color:#666}
.istanbul-faq{max-width:980px}
.istanbul-faq details{border-bottom:1px solid #ddd;padding:23px 0}
.istanbul-faq summary{cursor:pointer;font-size:20px;line-height:1.5;min-height:30px;padding-right:25px}
.istanbul-faq p{font-size:17px;margin:20px 0 0;line-height:1.8}
.istanbul-page a:focus-visible,.istanbul-page summary:focus-visible{outline:2px solid #b9242b;outline-offset:5px}
.istanbul-page .detail-cta .istanbul-actions{margin-top:28px}
.istanbul-page .detail-cta .call-link{margin:0}
@media(max-width:1100px){.istanbul-process{grid-template-columns:repeat(3,minmax(0,1fr))}.istanbul-hero .wrap{grid-template-columns:1fr 1fr}.istanbul-references{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:800px){.istanbul-hero .wrap{grid-template-columns:1fr;gap:35px}.istanbul-hero figure img{aspect-ratio:4/3}.istanbul-process{grid-template-columns:repeat(2,minmax(0,1fr))}.istanbul-venues{grid-template-columns:1fr;gap:18px}.istanbul-section{padding-block:50px}}
@media(max-width:550px){.istanbul-page .istanbul-hero{padding:15px 0 45px}.istanbul-hero h1{font-size:clamp(34px,9vw,46px)}.istanbul-intro{font-size:17px}.istanbul-actions{align-items:flex-start;gap:22px}.istanbul-actions .btn{white-space:normal;text-align:center;max-width:100%}.istanbul-references{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.istanbul-references a{padding:15px}.istanbul-process,.istanbul-criteria,.istanbul-projects{grid-template-columns:1fr}.istanbul-section p{font-size:17px}.istanbul-projects{gap:32px}.istanbul-projects h3{font-size:23px}.istanbul-projects p{font-size:14px}.istanbul-faq summary{font-size:18px}.istanbul-faq p{font-size:16px}.istanbul-page .detail-cta .btn{width:auto}.istanbul-section{scroll-margin-top:100px}}