/* KCD II: one scene at a time, layered parallax under the cursor. The art leads; the interface whispers. */
:root{
  --ink:rgba(244,236,222,.88); --ink-2:rgba(244,236,222,.6); --gold-hi:#d8b25e; --gold-soft:rgba(232,200,140,.9);
  --disp:"Grenze Gotisch",serif; --sc:"Alegreya SC",serif; --body:"Alegreya",Georgia,serif;
  --gut:clamp(16px,4vw,56px); --ease:cubic-bezier(.16,1,.3,1); --load:0;
}
*{box-sizing:border-box;margin:0}
html,body{height:100%;overflow:hidden;background:#0e0d0b}
body{color:var(--ink);font:400 16px/1.55 var(--body);-webkit-font-smoothing:antialiased}
::selection{background:#2b3f72;color:#efe4c8}
a{color:inherit}
:focus-visible{outline:1px solid var(--gold-hi);outline-offset:4px}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;padding:0}
#gl{position:fixed;inset:0;width:100vw;height:100vh;display:block}

.loader{position:fixed;inset:0;z-index:40;display:grid;place-content:center;gap:22px;justify-items:center;background:#0e0d0b;color:#efe4c8;transition:opacity 1.6s var(--ease),visibility 0s 1.6s}
.loader-name{font:600 clamp(34px,5vw,60px)/1 var(--disp)}
.loader-line{width:min(280px,60vw);height:1px;background:linear-gradient(var(--gold-hi) 0 0) left/calc(var(--load)*100%) 100% no-repeat,rgba(216,178,94,.25)}
body.ready .loader{opacity:0;visibility:hidden}

/* Rail: Home and the scene names over one dark fade, readable on any picture */
.rail{position:fixed;inset:0 auto 0 0;width:104px;z-index:20;display:flex;flex-direction:column;align-items:center;padding:22px 0}
/* one smooth fade: solid frame colour up to the picture's left edge (mirrors FRAME=.94 in scenes.js), then eased out */
.rail::before{content:"";position:absolute;inset:0 auto 0 0;z-index:-1;pointer-events:none;--fl:max(3vw,calc((100vw - 167.11vh)/2));width:calc(var(--fl) + 170px);
  background:linear-gradient(to right,#0e0d0b var(--fl),rgba(14,13,11,.9) calc(var(--fl) + 34px),rgba(14,13,11,.7) calc(var(--fl) + 68px),rgba(14,13,11,.45) calc(var(--fl) + 102px),rgba(14,13,11,.2) calc(var(--fl) + 136px),rgba(14,13,11,0) calc(var(--fl) + 170px))}
.home{display:flex;flex-direction:column;align-items:center;gap:6px;text-decoration:none;margin-bottom:26px}
.home svg{width:34px;filter:drop-shadow(0 1px 6px rgba(0,0,0,.5))}
.home span{font:500 10px var(--sc);letter-spacing:.14em;color:var(--ink-2)}
.home:hover span{color:#fff}
.plan{position:relative;flex:1;display:flex;flex-direction:column;justify-content:center;gap:clamp(12px,2.6vh,26px);list-style:none;padding:0;width:100%}
.plan::before{content:"";position:absolute;left:50%;top:0;bottom:0;width:1px;background:rgba(244,236,222,.14)}
.plan a{position:relative;display:block;text-align:center;text-decoration:none;font:500 11px/1 var(--sc);letter-spacing:.1em;color:rgba(244,236,222,.62);padding:5px 0;transition:color .4s var(--ease)}
.plan a:hover,.plan a[aria-current="true"]{color:rgba(250,240,222,.98)}
.plan a[aria-current="true"]::after{content:"";display:block;width:5px;height:5px;border-radius:50%;margin:6px auto 0;background:var(--gold-hi);box-shadow:0 0 8px rgba(216,178,94,.7)}
body.in-archive .rail{opacity:0;pointer-events:none}
.rail{transition:opacity .5s var(--ease)}

/* Stage overlay: title on the first scene, a caption, and the pager */
.stage{position:fixed;inset:0;z-index:10;pointer-events:none}
.stage > *{pointer-events:auto}
.title{position:absolute;left:var(--gut);right:var(--gut);top:clamp(56px,12vh,120px);text-align:center;color:#fbf2e2;pointer-events:none;opacity:0;transform:translateY(10px);transition:opacity 1.2s var(--ease),transform 1.2s var(--ease)}
.title h1{font:600 clamp(40px,6.6vw,104px)/.95 var(--disp);text-shadow:0 2px 30px rgba(0,0,0,.55)}
.sub{margin:14px auto 0;max-width:52ch;font:500 14px var(--sc);letter-spacing:.06em;color:rgba(250,240,222,.85);text-shadow:0 1px 12px rgba(0,0,0,.7)}
body.ready.first .title{opacity:1;transform:none;transition-delay:.6s}

/* Bottom bar: caption left, Next in the centre, the count right. Sits in the frame below the picture. */
.bar{position:absolute;left:0;right:0;bottom:clamp(14px,3vh,32px);display:grid;grid-template-columns:1fr auto 1fr;align-items:end;gap:16px;padding:0 var(--gut) 0 128px}
.caption{justify-self:start;max-width:360px;text-shadow:0 1px 8px rgba(0,0,0,.7);opacity:0;transform:translateY(6px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.caption.on{opacity:.9;transform:none}
.caption h2{font:600 20px/1 var(--disp);color:rgba(250,240,222,.95)}
.caption p{margin-top:5px;font-size:14px;color:var(--ink)}
.pager{display:flex;align-items:center;gap:12px}
.next{display:flex;align-items:baseline;gap:10px;padding:10px 22px;border:1px solid rgba(244,236,222,.4);border-radius:999px;
  font:500 13px var(--sc);letter-spacing:.12em;color:rgba(250,240,222,.95);background:rgba(10,8,6,.45);backdrop-filter:blur(6px);
  transition:background .4s var(--ease),border-color .4s var(--ease)}
.next span{font:italic 400 14px var(--body);letter-spacing:0;color:var(--ink-2)}
.next:hover{background:rgba(10,8,6,.7);border-color:rgba(244,236,222,.8)}
.prev{font:300 30px/1 var(--body);color:var(--ink-2);padding:4px 10px}
.prev:hover{color:#fff}
.count{justify-self:end;font:500 12px var(--sc);letter-spacing:.12em;color:var(--ink-2)}
body.in-archive .stage{opacity:0;pointer-events:none}
body.in-archive .stage *{pointer-events:none}

/* Kit breakdown: pieces fly out of the object and hang in the air around it */
.kit{position:fixed;inset:0;z-index:15;pointer-events:none}
.kit img{position:absolute;left:0;top:0;height:clamp(84px,17vh,190px);max-width:22vw;object-fit:contain;
  transform:translate(var(--x0),var(--y0)) translate(-50%,-50%) scale(.12);opacity:0;
  filter:brightness(.9) drop-shadow(0 18px 22px rgba(10,6,4,.6));
  transition:transform .75s cubic-bezier(.2,1.25,.35,1),opacity .35s ease;pointer-events:none}
.kit.open img{transform:translate(var(--x),var(--y)) translate(-50%,-50%) scale(1);opacity:1;pointer-events:auto}
.kit.open img:hover{filter:brightness(1) drop-shadow(0 22px 26px rgba(10,6,4,.6)) drop-shadow(0 0 12px rgba(255,190,110,.5))}
.kit-cap{position:absolute;transform:translate(-50%,0);text-align:center;color:#fbf2e2;text-shadow:0 1px 12px rgba(0,0,0,.75);opacity:0;transition:opacity .4s .3s;white-space:nowrap}
.kit-cap b{display:block;font:600 clamp(26px,2.6vw,36px)/1 var(--disp);color:var(--gold-hi)}
.kit-cap span{font:500 14px var(--sc);letter-spacing:.08em}
.kit.open .kit-cap{opacity:1}

/* Archive: the last page, the full body of work in a calm grid */
.archive{position:fixed;inset:0;z-index:30;overflow-y:auto;background:#0e0d0b;color:var(--ink);padding:clamp(64px,9vw,120px) var(--gut) 48px clamp(16px,8vw,120px)}
.archive[hidden]{display:none}
.back-scenes{position:fixed;top:20px;right:var(--gut);font:500 12px var(--sc);letter-spacing:.1em;color:var(--ink-2);text-decoration:underline;text-decoration-color:rgba(244,236,222,.3);text-underline-offset:.3em;z-index:31}
.back-scenes:hover{color:#fff}
.archive h2{font:600 clamp(30px,3.2vw,44px)/1 var(--disp);color:rgba(250,240,222,.95)}
.archive .lede{margin-top:12px;font-size:15px;color:var(--ink-2);max-width:68ch}
.group{margin-top:clamp(48px,6vw,80px)}
.group h3{font:500 13px var(--sc);letter-spacing:.12em;color:var(--gold-soft);padding-bottom:10px;border-bottom:1px solid rgba(244,236,222,.12)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px;margin-top:16px}
.tile{display:block;aspect-ratio:16/9;overflow:hidden;background:#1a1814;cursor:zoom-in}
.tile img{width:100%;height:100%;object-fit:cover;display:block;opacity:.88;transition:opacity .4s var(--ease),transform .9s var(--ease)}
.tile:hover img,.tile:focus-visible img{opacity:1;transform:scale(1.03)}
.end{margin-top:clamp(64px,8vw,110px);padding-top:18px;border-top:1px solid rgba(244,236,222,.12);display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 28px}
.end a{font:500 15px var(--sc);letter-spacing:.06em;text-decoration-color:rgba(216,178,94,.6)}
.end .back{font:600 24px var(--disp)}
.note{flex-basis:100%;font:italic 400 13px/1.5 var(--body);color:var(--ink-2)}

/* Viewer */
.box{border:0;padding:0;background:transparent;max-width:none;max-height:none;width:100vw;height:100vh;margin:0}
.box::backdrop{background:rgba(6,5,4,.94)}
.box img{position:absolute;inset:0;margin:auto;max-width:92vw;max-height:88vh;object-fit:contain;cursor:zoom-out}
.box button{position:absolute;top:50%;transform:translateY(-50%);font:300 54px/1 var(--body);color:rgba(244,236,222,.6);padding:20px}
.box button:hover{color:#fff}
.box .prev{left:8px}.box .next{right:8px}

@media (max-width:760px){
  .rail{inset:0 0 auto 0;width:auto;height:52px;flex-direction:row;padding:0 12px}
  .rail::before{inset:0 0 -40px 0;width:auto;background:linear-gradient(rgba(9,8,6,.88),rgba(9,8,6,.55) 60%,rgba(9,8,6,0))}
  .home{flex-direction:row;margin:0 10px 0 0}.home svg{width:26px}.home span{display:none}
  .plan{flex-direction:row;height:100%;align-items:center;justify-content:space-between;gap:0;overflow-x:auto}
  .plan::before{display:none}
  .plan a{font-size:10px;letter-spacing:.04em;padding:4px 3px;white-space:nowrap}
  .plan a[aria-current="true"]::after{margin-top:3px}
  .bar{grid-template-columns:1fr auto;grid-template-areas:"cap count" "pager pager";row-gap:14px;padding:0 var(--gut)}
  .caption{grid-area:cap}.count{grid-area:count}.pager{grid-area:pager;justify-self:center}
  .title{top:70px}
  .kit img{height:12vh;max-width:28vw}
  .grid{grid-template-columns:repeat(2,1fr);gap:6px}
  .archive{padding:72px var(--gut) 40px}
}
@media (prefers-reduced-motion:reduce){.kit img{transition:opacity .3s}}