*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#0c0c0c;--text:#d8d8d8;--dim:#5a5a5a;--mid:#888;--br:#1e1e1e}
html,body{background:var(--bg);color:var(--text);font-family:'Inter',sans-serif;font-weight:300;font-size:14px;line-height:1.6;letter-spacing:.01em;min-height:100vh}
a{color:inherit;text-decoration:none}
img{display:block;width:100%;height:auto}

header{position:fixed;top:0;left:0;right:0;z-index:50;height:54px;background:rgba(12,12,12,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--br);display:flex;align-items:center;padding:0 36px}
.h-logo{font-size:13px;font-weight:400;letter-spacing:.15em;text-transform:uppercase;color:var(--text);margin-right:auto;transition:color .18s}
.h-logo:hover{color:#fff}
.h-nav{display:flex;gap:28px;margin-right:32px}
.h-nav a{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);transition:color .18s}
.h-nav a:hover{color:var(--text)}
.h-soc{display:flex;gap:14px;align-items:center}
.h-soc a{color:var(--dim);transition:color .18s;display:flex;align-items:center}
.h-soc a:hover{color:var(--text)}
.h-soc svg{width:15px;height:15px;fill:currentColor}
.h-burger{display:none;flex-direction:column;justify-content:center;gap:4px;width:30px;height:30px;padding:5px;background:none;border:0;cursor:pointer;margin-left:auto}
.h-burger span{display:block;width:100%;height:1.5px;background:var(--text);transition:transform .22s,opacity .22s}

main{padding-top:54px}

.back{padding:28px 36px 0;display:block;width:fit-content}
.back a{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim);transition:color .18s}
.back a:hover{color:var(--text)}

.case-hero{padding:36px 36px 32px;border-bottom:1px solid var(--br)}
.case-title{font-size:clamp(24px,4vw,44px);font-weight:300;letter-spacing:.04em;color:#fff;line-height:1.1;margin-bottom:10px}
.case-tags{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);margin-bottom:20px}
.case-desc{font-size:14px;color:var(--mid);max-width:640px;line-height:1.8}
.case-desc p+p{margin-top:12px}

.case-body{padding:0 36px 80px}

.vimeo-wrap{margin-top:40px;position:relative;padding-bottom:56.25%;height:0;overflow:hidden;background:#111}
.vimeo-wrap iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0}

.vimeo-vertical{padding-bottom:0;height:calc(min(380px,60vw) * 16 / 9);width:min(380px,60vw);margin:0 auto}

.section-label{margin-top:52px;margin-bottom:20px;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);border-bottom:1px solid var(--br);padding-bottom:12px}

.frames-grid{display:grid;gap:1px;background:var(--br)}
.frames-grid.col-1{grid-template-columns:1fr}
.frames-grid.col-2{grid-template-columns:1fr 1fr}
.frames-grid.col-3{grid-template-columns:1fr 1fr 1fr}
.frame-item{background:var(--bg);overflow:hidden}
.frame-item img{width:100%;height:100%;object-fit:cover;transition:filter .3s}
.frame-ph{width:100%;background:#111;border:1px solid var(--br);display:flex;align-items:center;justify-content:center;color:#2a2a2a;font-size:10px;letter-spacing:.1em;text-transform:uppercase}

.case-info{margin-top:52px;display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:32px;border-top:1px solid var(--br);padding-top:32px}
.info-block dt{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);margin-bottom:6px}
.info-block dd{font-size:13px;color:var(--text);font-weight:300}

.case-nav{margin-top:52px;border-top:1px solid var(--br);padding-top:28px;display:flex;justify-content:space-between;align-items:center;gap:20px}
.case-nav a{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim);transition:color .18s}
.case-nav a:hover{color:#fff}

footer{border-top:1px solid var(--br);padding:26px 36px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px}
.f-left{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
.f-left>a{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim);transition:color .18s}
.f-left>a:hover{color:var(--text)}
.f-soc{display:flex;gap:13px;align-items:center}
.f-soc a{color:var(--dim);transition:color .18s;display:flex;align-items:center}
.f-soc a:hover{color:var(--text)}
.f-soc svg{width:13px;height:13px;fill:currentColor}
.f-copy{font-size:10px;letter-spacing:.07em;text-transform:uppercase;color:var(--dim)}

.vimeo-facade{margin-top:40px;position:relative;padding-bottom:56.25%;height:0;overflow:hidden;background:#111;cursor:pointer;background-size:cover;background-position:center}
.vimeo-facade::after{content:'';position:absolute;inset:0;background:rgba(0,0,0,.45)}
.vimeo-facade .play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:2;width:64px;height:64px;border-radius:50%;background:rgba(255,255,255,.15);border:2px solid rgba(255,255,255,.4);display:flex;align-items:center;justify-content:center;transition:background .2s,border-color .2s}
.vimeo-facade .play-btn::after{content:'';border-style:solid;border-width:10px 0 10px 18px;border-color:transparent transparent transparent rgba(255,255,255,.9);margin-left:4px}
.vimeo-facade:hover .play-btn{background:rgba(255,255,255,.28);border-color:rgba(255,255,255,.7)}
.vimeo-facade iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0;z-index:3}
.vimeo-facade.playing{cursor:default}
.vimeo-facade.playing::after{display:none}

.vimeo-square{padding-bottom:0;aspect-ratio:1/1;max-width:640px;margin:40px auto 0;height:auto}

.vimeo-facade.vimeo-vertical{padding-bottom:0;height:calc(min(380px,60vw) * 16 / 9);width:min(380px,60vw);margin:40px auto 0}

@media(max-width:660px){
  header{padding:0 18px}
  .h-soc{display:none}
  .h-burger{display:flex}
  .h-nav{position:fixed;top:54px;left:0;right:0;flex-direction:column;gap:0;margin:0;background:rgba(12,12,12,.98);backdrop-filter:blur(8px);border-bottom:1px solid var(--br);display:none}
  header.open .h-nav{display:flex}
  .h-nav a{padding:16px 18px;font-size:12px;border-top:1px solid var(--br)}
  header.open .h-burger span:nth-child(1){transform:translateY(5.5px) rotate(45deg)}
  header.open .h-burger span:nth-child(2){opacity:0}
  header.open .h-burger span:nth-child(3){transform:translateY(-5.5px) rotate(-45deg)}
  .back,.case-hero,.case-body{padding-left:18px;padding-right:18px}
  .frames-grid.col-2,.frames-grid.col-3{grid-template-columns:1fr}
  footer{padding:18px}
}