:root{
  --bg:#ffffff;
  --ink:#0a0a0a;
  --line:#e5e5e5;
  --muted:#6b6b6b;
  --header-h:84px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html,body{background:var(--bg);color:var(--ink);}
body{font-family:'Archivo',sans-serif;overflow-x:hidden;}
a{color:inherit;text-decoration:none;}

/* ---------- Header ---------- */
.vas-header{
  position:fixed;top:0;left:0;right:0;
  height:var(--header-h);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 32px;
  background:var(--bg);
  z-index:100;
}
.vas-logo{
  display:flex;
  align-items:center;
  line-height:1;
}
.vas-logo img{
  height:clamp(28px,4vw,42px);
  width:auto;
  display:block;
}
.vas-nav{
  display:flex;align-items:center;gap:10px;
  font-family:'Anton',sans-serif;
  font-size:clamp(13px,1.6vw,20px);
  letter-spacing:0.5px;
}
.vas-nav a{padding:4px 2px;letter-spacing:0.5px;}
.vas-nav a:hover, .vas-nav a:focus-visible, .vas-nav a.active{
  text-decoration:underline;
  text-underline-offset:6px;
  outline:none;
}
.vas-nav .dot{color:var(--muted);font-size:0.7em;}

@media (max-width:640px){
  .vas-header{padding:0 16px;height:64px;}
  .vas-nav{gap:6px;font-size:11px;}
}

/* ---------- Gallery (homepage) ---------- */
.vas-main{padding-top:var(--header-h);}
.vas-gallery{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:4px;
  height:calc(100vh - var(--header-h));
  padding:4px;
}
.vas-col{position:relative;overflow:hidden;height:100%;}
.vas-track{display:flex;flex-direction:column;gap:4px;position:absolute;width:100%;will-change:transform;}
.vas-col img{
  width:100%;display:block;cursor:pointer;
  filter:grayscale(15%);
  transition:filter .3s ease;
}
.vas-col img:hover{filter:grayscale(0%);}
.scroll-up .vas-track{animation:vasScrollUp 160s linear infinite;}
.scroll-down .vas-track{animation:vasScrollDown 160s linear infinite;}
.vas-col:hover .vas-track{animation-play-state:paused;}
@keyframes vasScrollUp{from{transform:translateY(0);}to{transform:translateY(-50%);}}
@keyframes vasScrollDown{from{transform:translateY(-50%);}to{transform:translateY(0);}}
@keyframes vasScrollLeft{from{transform:translateX(0);}to{transform:translateX(-50%);}}
@keyframes vasScrollRight{from{transform:translateX(-50%);}to{transform:translateX(0);}}
@media (prefers-reduced-motion: reduce){ .vas-track{animation:none !important;} }

/* On phones, the gallery becomes one full-screen row the viewer can swipe
   through freely in either direction. It also auto-advances gently, driven
   by JS (see js/mobile-gallery.js) rather than a fixed CSS animation, since
   that lets real touch scrolling take over the moment the viewer swipes. */
@media (max-width:768px){
  .vas-main{padding-top:var(--header-h);}
  .vas-gallery{
    display:flex;
    flex-direction:column;
    height:auto;
    padding:0;
    gap:0;
  }
  .vas-col:nth-child(2),
  .vas-col:nth-child(3){
    display:none;
  }
  .vas-col:first-child{
    width:100%;
    height:calc(100dvh - var(--header-h));
    overflow-x:auto;
    overflow-y:hidden;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
  }
  .vas-col:first-child::-webkit-scrollbar{display:none;}
  .vas-track{
    position:relative;
    left:auto;
    top:auto;
    flex-direction:row;
    height:100%;
    width:max-content;
    animation:none !important;
  }
  .vas-col img{
    width:auto;
    height:100%;
    flex-shrink:0;
  }
}

/* ---------- Commercial campaign sections ---------- */
.vas-campaign{
  padding:0 4px;
}
.vas-campaign-title{
  font-family:'Anton',sans-serif;
  font-size:clamp(20px,3vw,32px);
  letter-spacing:0.5px;
  padding:32px 4px 12px;
}
.vas-campaign-title:first-child{
  padding-top:0;
}

/* ---------- Archive (static browsable grid) ---------- */
.vas-archive-grid{
  column-count:3;
  column-gap:4px;
  padding:4px 4px 60px;
}
.vas-archive-grid img{
  width:100%;
  display:block;
  margin-bottom:4px;
  cursor:pointer;
  break-inside:avoid;
  filter:grayscale(15%);
  transition:filter .3s ease;
}
.vas-archive-grid img:hover{filter:grayscale(0%);}
@media (max-width:768px){ .vas-archive-grid{column-count:2;} }
@media (max-width:480px){ .vas-archive-grid{column-count:1;} }

/* ---------- Detail overlay ---------- */
.vas-overlay{
  position:fixed;inset:0;background:var(--bg);z-index:200;
  display:none;overflow-y:auto;
  padding:calc(var(--header-h) + 40px) 32px 60px;
}
.vas-overlay.open{display:block;}
.vas-back-btn{
  font-family:'Anton',sans-serif;font-size:14px;letter-spacing:0.5px;
  background:none;border:none;cursor:pointer;color:var(--ink);
  margin-bottom:32px;padding:6px 0;
}
.vas-back-btn:hover, .vas-back-btn:focus-visible{text-decoration:underline;outline:none;}
.vas-detail-wrap{max-width:900px;margin:0 auto;}
.vas-detail-wrap img{width:100%;display:block;margin-bottom:28px;}
.vas-credits{
  display:flex;flex-wrap:wrap;gap:24px 48px;
  border-top:1px solid var(--line);padding-top:20px;
  font-size:14px;color:var(--muted);
}
.vas-credits div span{display:block;color:var(--ink);font-weight:600;margin-bottom:2px;}

/* ---------- Simple content pages ---------- */
.vas-page{
  max-width:640px;margin:0 auto;
  padding:calc(var(--header-h) + 60px) 32px 80px;
}
.vas-page h1{
  font-family:'Anton',sans-serif;
  font-size:clamp(32px,6vw,56px);
  margin-bottom:24px;
}
.vas-page p{font-size:16px;line-height:1.7;margin-bottom:16px;color:#333;}
.vas-page a.email{
  font-family:'Anton',sans-serif;
  font-size:clamp(22px,4vw,32px);
  display:inline-block;margin-top:12px;
  border-bottom:2px solid var(--ink);
}

/* ---------- Focus visibility (accessibility) ---------- */
a:focus-visible, button:focus-visible{
  outline:2px solid var(--ink);
  outline-offset:3px;
}