/* ============================================================
   WOLF CASA — PAPER PARTS
   Preloader, hero film, works index, bento, categories,
   founders, community, press, form, visit, magazine, walk,
   cursor and micro-interaction surfaces.
   ============================================================ */

/* ---- preloader: a pale field, one plate cycling in the middle, the labels
   at the edges, then the shutter parts ---- */
#pre{position:fixed;inset:0;z-index:9990;display:grid;grid-template-columns:repeat(6,1fr);
  pointer-events:none;background:var(--paper)}
#pre .pn{background:var(--paper);transform:translateY(0);transition:transform 1.15s cubic-bezier(.76,0,.24,1)}
#pre .wm{position:fixed;left:50%;top:clamp(1.625rem,5vh,3.5rem);transform:translateX(-50%);z-index:3;
  width:min(24vw,11.875rem);aspect-ratio:1242/84;background-color:var(--ink);
  -webkit-mask:url('assets/logo-word-w.png') center/contain no-repeat;
  mask:url('assets/logo-word-w.png') center/contain no-repeat;
  opacity:0;transition:opacity .9s ease .2s}
#pre.load .wm{opacity:1}
#pre .edge{position:fixed;top:50%;transform:translateY(-50%);z-index:3;font-family:var(--sans);
  font-size:clamp(0.6875rem,1.1vw,0.9375rem);letter-spacing:.02em;color:var(--ink);
  opacity:0;transition:opacity .9s ease .35s,transform .9s cubic-bezier(.16,1,.3,1) .35s}
#pre .edge.l{left:clamp(1rem,3vw,3.375rem);transform:translateY(-50%) translateX(-0.875rem)}
#pre .edge.r{right:clamp(1rem,3vw,3.375rem);transform:translateY(-50%) translateX(0.875rem)}
#pre.load .edge{opacity:1;transform:translateY(-50%)}
#pre .plate{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%) scale(.94);z-index:3;
  width:clamp(7.5rem,11vw,11.125rem);aspect-ratio:1/1;overflow:hidden;border-radius:3px;background:var(--paper-2);
  opacity:0;transition:opacity .7s ease,transform 1s cubic-bezier(.16,1,.3,1)}
#pre.load .plate{opacity:1;transform:translate(-50%,-50%) scale(1)}
#pre .plate img{width:100%;height:100%;object-fit:cover;display:block}
#pre .foot{position:fixed;left:0;right:0;bottom:clamp(1.625rem,6vh,4rem);z-index:3;text-align:center;
  font-family:var(--sans);font-size:clamp(0.75rem,1.05vw,0.9375rem);line-height:1.5;color:var(--ink);
  opacity:0;transition:opacity .9s ease .5s}
#pre.load .foot{opacity:1}
/* the exit is a dissolve, not a wipe: the wordmark scales up into the film's
   own scale while the black field blurs away over it */
#pre.go{transition:opacity 1.15s cubic-bezier(.4,0,.2,1) .12s,backdrop-filter 1.15s ease;opacity:0}
#pre.go .wm{opacity:0;transform:translate(-50%,-50%) scale(1.9);filter:blur(6px);
  transition:opacity 1.05s cubic-bezier(.4,0,.2,1),transform 1.25s cubic-bezier(.3,0,.2,1),filter 1.05s ease}
#pre.go .pbar{opacity:0;transform:translateX(-50%) scaleX(1.35);transition:opacity .5s ease,transform 1s ease}
#pre.go::after{opacity:0;transition-delay:0s;transition-duration:.45s}
#pre.go::before{opacity:0;transition:opacity .9s ease}
#pre.go .pn{opacity:0;transform:scale(1.06);filter:blur(10px);
  transition:opacity 1.1s cubic-bezier(.4,0,.2,1),transform 1.2s cubic-bezier(.3,0,.2,1),filter 1.1s ease}
/* the film meets it halfway, easing out of the same scale the mark leaves on.
   Driven through --rvs so it shares the one transform channel the parallax and
   reveal scale already use on these frames. */
html.pre-go .hband .fr>video,html.pre-go .hband .fr>img,html.pre-go .hband .fr>image-slot{
  --rvs:1.07;transition:transform 1.6s cubic-bezier(.16,1,.3,1)}
html.pre-out .hband .fr>video,html.pre-out .hband .fr>img,html.pre-out .hband .fr>image-slot{--rvs:1}
#pre.done{display:none}
@media (max-width:700px){#pre{grid-template-columns:repeat(3,1fr)}
  #pre .edge{font-size:0.6563rem}#pre .foot{font-size:0.75rem;padding:0 1.5rem}}
@media (prefers-reduced-motion:reduce){#pre{display:none}}

/* ---- header: centred wordmark, shrinks to the mark ---- */
.hbar{position:sticky;top:0;z-index:600;display:grid;grid-template-columns:1fr auto 1fr;
  align-items:center;gap:1rem;padding:0.8125rem var(--gut);border-bottom:var(--rule);
  background:rgba(255,255,255,.9);backdrop-filter:blur(1rem);-webkit-backdrop-filter:blur(1rem)}
.hbar .side{font-size:0.6563rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-46)}
.hbar .side.r{text-align:right}
.hbar .lock{display:grid;place-items:center;height:1.875rem}
.hbar .wm,.hbar .mk{display:block;background-color:var(--ink);transition:width .6s cubic-bezier(.16,1,.3,1),opacity .4s}
.hbar .wm{width:clamp(11.875rem,20vw,18.75rem);aspect-ratio:1242/84;
  -webkit-mask:url('assets/logo-word-w.png') center/contain no-repeat;
  mask:url('assets/logo-word-w.png') center/contain no-repeat}
.hbar .mk{position:absolute;width:1.5rem;aspect-ratio:173/217;opacity:0;
  -webkit-mask:url('assets/logo-mark-w.png') center/contain no-repeat;
  mask:url('assets/logo-mark-w.png') center/contain no-repeat}
.hbar .lock{position:relative}
html.past .hbar .wm{width:0;opacity:0}
html.past .hbar .mk{opacity:1}
@media (max-width:600px){.hbar .side{display:none}.hbar{grid-template-columns:1fr}}

/* ---- hero: film under the headline ---- */
.hero{padding-block:clamp(2.125rem,5.4vw,5.375rem) clamp(1.375rem,3vw,2.75rem)}
.hero .htop{display:grid;grid-template-columns:1.35fr .65fr;gap:clamp(1.375rem,4vw,5rem);align-items:end}
.hero .lead{max-width:38ch}
@media (max-width:860px){.hero .htop{grid-template-columns:1fr;gap:1.125rem;align-items:start}}
.hband{padding-inline:var(--gut);max-width:110rem;margin-inline:auto}
.hband .fr{position:relative;aspect-ratio:21/9;overflow:hidden;background:var(--paper-2);border:var(--hair)}
.hband video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hband .fr image-slot{position:absolute;inset:0;width:100%;height:100%}
.hband .meta{display:flex;justify-content:space-between;gap:1rem;padding-top:0.625rem;align-items:baseline}
@media (max-width:700px){.hband .fr{aspect-ratio:4/5}}
.snd{position:absolute;right:0.875rem;bottom:0.875rem;z-index:3;display:inline-flex;align-items:center;gap:0.5rem;
  background:rgba(255,255,255,.92);border:none;border-radius:62.4375rem;padding:0.5625rem 0.9375rem;cursor:pointer;
  font-family:var(--sans);font-size:0.6875rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink)}
.snd:hover{background:#fff}
.snd i{display:block;width:0.375rem;height:0.375rem;border-radius:50%;background:var(--ink-30)}
.snd.on i{background:var(--ink)}

/* ---- works index: staggered plates + vertical film strip ---- */
.works{display:grid;grid-template-columns:repeat(12,1fr);
  gap:clamp(1.25rem,3vw,4rem) clamp(0.75rem,1.6vw,1.75rem);row-gap:clamp(2.5rem,6vw,6.875rem)}
.works .hd{grid-column:1/-1;display:flex;align-items:baseline;justify-content:space-between;
  gap:1rem;padding-bottom:0.6875rem;border-bottom:var(--rule)}
.w1{grid-column:1/7}.w2{grid-column:8/13;align-self:end}
.w3{grid-column:3/11}.w4{grid-column:1/6}.w5{grid-column:7/13;align-self:end}
.works .fr{aspect-ratio:4/3}
.w2 .fr,.w4 .fr{aspect-ratio:3/4}
.w3 .fr{aspect-ratio:2/1}
.works .all{grid-column:1/-1;display:flex;justify-content:flex-end}
@media (max-width:820px){.works{grid-template-columns:1fr;row-gap:clamp(1.625rem,5vw,3.25rem)}
  .w1,.w2,.w3,.w4,.w5{grid-column:1/-1}.works .fr,.w2 .fr,.w4 .fr,.w3 .fr{aspect-ratio:4/3}}

.strip{grid-column:1/-1;display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(0.625rem,1.4vw,1.375rem);
  align-items:start}
.strip .vf{position:relative;aspect-ratio:9/16;overflow:hidden;background:var(--paper-2);border:var(--hair)}
.strip video{width:100%;height:100%;object-fit:cover}
.strip .tx{align-self:center}
@media (max-width:820px){.strip{grid-template-columns:repeat(2,1fr)}.strip .tx{grid-column:1/-1}}

/* ---- bento mosaic on paper ---- */
.bento{display:grid;grid-template-columns:repeat(6,1fr);grid-auto-rows:clamp(5.25rem,9.4vw,9.25rem);
  gap:1px;background:var(--ink-14);border:var(--rule);padding:1px}
/* min-height, not height: the cell must fill its row even when its only child
   is a custom element that reports no intrinsic size yet */
.bento .cell{position:relative;min-height:100%;overflow:hidden;background:var(--paper-2)}
/* absolute, not height:100% — the cell's height comes from the grid row, not
   from a height property, so a percentage height would resolve to zero */
.bento image-slot{position:absolute;inset:0;width:100%;height:100%}
.bento .cap{position:absolute;left:0.75rem;bottom:0.625rem;z-index:2;font-size:0.6563rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--paper);mix-blend-mode:difference}
.bento .w2{grid-column:span 2}.bento .w3{grid-column:span 3}.bento .h2{grid-row:span 2}
.bento .said{display:flex;flex-direction:column;justify-content:flex-end;gap:0.5rem;
  padding:clamp(0.875rem,1.8vw,1.625rem);background:var(--paper)}
.bento .said .t{font-family:var(--disp);font-weight:200;font-variation-settings:'wdth' 118;
  font-size:clamp(1.0625rem,2vw,1.875rem);line-height:1.02;letter-spacing:-.02em}
@media (max-width:820px){.bento{grid-template-columns:repeat(2,1fr)}
  .bento .w2,.bento .w3{grid-column:span 2}.bento .h2{grid-row:span 1}}

/* ---- categories ----
   Each cell draws its own right/bottom hairline, so a short final row reads as
   paper instead of a block of container background bleeding through the gaps. */
.cats{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,11.25rem),1fr));
  gap:0;background:var(--paper);border:var(--rule)}
.cats>div{background:var(--paper);padding:clamp(0.9375rem,1.7vw,1.375rem);display:flex;align-items:baseline;gap:0.625rem;
  box-shadow:inset -1px -1px 0 var(--ink-14)}
.cats .n{font-variant-numeric:tabular-nums;font-size:0.6563rem;color:var(--ink-46);flex:none}
.cats .t{font-size:0.9063rem}

/* ---- founders ---- */
.founders{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,14rem),1fr));align-items:start;gap:clamp(0.75rem,2vw,1.625rem)}
.founder .fr{aspect-ratio:3/4;overflow:hidden;background:var(--paper-2);border:var(--hair)}
.founder image-slot{width:100%;height:100%}
.founder .nm{margin-top:0.6875rem;padding-top:0.5625rem;border-top:var(--hair);font-size:0.9375rem}
.founder .rl{font-size:0.6563rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-46);margin-top:0.25rem}
.founder .bio{font-size:0.8125rem;line-height:1.55;color:var(--ink-46);margin-top:0.5rem;text-wrap:pretty}
.founder .sig{font-family:var(--script);font-size:2.125rem;line-height:1;color:var(--ink);margin-top:0.875rem;
  padding-bottom:0.5rem;border-bottom:var(--hair)}
.founder .li{display:inline-block;margin-top:0.625rem;font-size:0.6563rem;letter-spacing:.16em;text-transform:uppercase;
  padding-bottom:2px;border-bottom:1px solid var(--ink-14);color:var(--ink)}
.founder .li:hover{border-bottom-color:var(--ink)}
.founder .li.off{display:block;margin-top:0.625rem;font-size:0.75rem;letter-spacing:0;text-transform:none;color:var(--ink-46);border-bottom:none}
@media (min-width:700px){.founders{grid-template-columns:repeat(4,1fr)}}

/* ---- community + press ---- */
.bens{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,14.375rem),1fr));
  gap:0;background:var(--paper);border:var(--rule)}
.bens>div{background:var(--paper);padding:clamp(1.125rem,2.2vw,1.75rem);box-shadow:inset -1px -1px 0 var(--ink-14)}
.bens .n{font-variant-numeric:tabular-nums;font-size:0.6563rem;color:var(--ink-46)}
.bens .t{font-size:0.9688rem;margin-top:0.5625rem;max-width:24ch}

.press{display:flex;flex-direction:column;border-top:var(--rule)}
.press a{display:grid;grid-template-columns:3.5rem 1fr auto;gap:clamp(0.625rem,1.8vw,1.875rem);align-items:baseline;
  padding:clamp(0.875rem,1.6vw,1.25rem) 0;border-bottom:var(--hair);transition:padding-left .5s cubic-bezier(.16,1,.3,1)}
.press a:hover{padding-left:0.75rem}
.press .dt{font-variant-numeric:tabular-nums;font-size:0.6875rem;color:var(--ink-46)}
.press .ti{font-size:clamp(0.9063rem,1.4vw,1.125rem)}
.press .src{font-size:0.6875rem;color:var(--ink-46);text-align:right}
@media (max-width:620px){.press a{grid-template-columns:2.75rem 1fr}.press .src{display:none}}

/* thumbnail that follows the cursor on index rows */
.thumb{position:fixed;z-index:640;width:clamp(8.75rem,14vw,12.5rem);aspect-ratio:4/3;overflow:hidden;
  background:var(--paper-2);border:var(--hair);pointer-events:none;opacity:0;transform:scale(.94);
  transition:opacity .35s,transform .5s cubic-bezier(.16,1,.3,1)}
.thumb.on{opacity:1;transform:none}
.thumb image-slot,.thumb img{width:100%;height:100%}

/* ---- collapsing rows ---- */
.coll{border-top:var(--rule)}
.coll details{border-bottom:var(--hair)}
.coll summary{display:grid;grid-template-columns:3.5rem 1fr 1.5rem;gap:clamp(0.625rem,1.8vw,1.75rem);
  align-items:baseline;padding:clamp(0.875rem,1.7vw,1.375rem) 0;cursor:pointer;list-style:none}
.coll summary::-webkit-details-marker{display:none}
.coll .n{font-variant-numeric:tabular-nums;font-size:0.6875rem;color:var(--ink-46)}
.coll .t{font-size:clamp(0.9375rem,1.5vw,1.25rem)}
.coll .pl{justify-self:end;color:var(--ink-30);transition:transform .5s cubic-bezier(.16,1,.3,1)}
.coll details[open] .pl{transform:rotate(45deg)}
.coll .bd{display:grid;grid-template-columns:3.5rem 1fr;gap:clamp(0.625rem,1.8vw,1.75rem);
  padding:0 0 clamp(1.125rem,2.2vw,1.875rem)}
.coll .bd p{grid-column:2;max-width:64ch}
@media (max-width:620px){.coll summary,.coll .bd{grid-template-columns:2.125rem 1fr 1.25rem}
  .coll .bd{grid-template-columns:2.125rem 1fr}}

/* ---- enquiry form ---- */
.form{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(1rem,2vw,1.875rem)}
.form label{display:flex;flex-direction:column;gap:0.4375rem}
.form .fl{font-size:0.6563rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-46)}
.form input,.form textarea,.form select{background:transparent;border:none;border-bottom:1px solid var(--ink-30);
  font-family:var(--sans);font-size:1rem;color:var(--ink);padding:0.625rem 0;outline:none;transition:border-color .35s}
.form input:focus,.form textarea:focus,.form select:focus{border-color:var(--ink)}
.form .full{grid-column:1/-1}
.form textarea{resize:vertical;min-height:6rem}
@media (max-width:620px){.form{grid-template-columns:1fr}}

/* ---- visit ---- */
.visit{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.375rem,3.4vw,4rem);align-items:start}
.mapfr{position:relative;aspect-ratio:16/10;border:var(--rule);overflow:hidden;background:var(--paper-2)}
.mapfr iframe{width:100%;height:100%;border:0;filter:grayscale(1) contrast(1.06)}
@media (max-width:820px){.visit{grid-template-columns:1fr}}

/* ---- micro: letter-spacing opens on hover ---- */
.ls{transition:letter-spacing .55s cubic-bezier(.16,1,.3,1)}
a:hover .ls,button:hover .ls{letter-spacing:.14em}

/* ---- micro: caption follows the cursor over images ---- */
.follow{position:fixed;z-index:645;pointer-events:none;font-size:0.6563rem;letter-spacing:.14em;
  text-transform:uppercase;background:var(--ink);color:var(--paper);padding:0.375rem 0.6875rem;border-radius:62.4375rem;
  opacity:0;transform:translate(-50%,-50%) scale(.9);transition:opacity .3s,transform .4s cubic-bezier(.16,1,.3,1)}
.follow.on{opacity:1;transform:translate(-50%,-50%)}

/* ---- micro: custom cursor ---- */
.cur{position:fixed;top:0;left:0;width:0.5rem;height:0.5rem;border-radius:50%;background:var(--ink);
  z-index:990;pointer-events:none;opacity:0;transition:opacity .3s,width .35s,height .35s}
.curr{position:fixed;top:0;left:0;width:2.125rem;height:2.125rem;border:1px solid var(--ink-30);border-radius:50%;
  z-index:989;pointer-events:none;opacity:0;transition:opacity .3s,width .4s cubic-bezier(.16,1,.3,1),height .4s cubic-bezier(.16,1,.3,1)}
body.cur-on .cur,body.cur-on .curr{opacity:1}
body.cur-hot .curr{width:3.625rem;height:3.625rem;border-color:var(--ink)}
body.cur-hot .cur{opacity:0}
@media (hover:none),(pointer:coarse){.cur,.curr,.thumb,.follow{display:none!important}}

/* ---- display type arrives word by word (armed only once a transition is
   known to run, so an unanimated surface simply shows the line) ---- */
.ml{display:block}
.ml>i{display:block;font-style:normal}
.ml .w{display:inline-block;overflow:hidden;vertical-align:bottom;padding-bottom:.06em;margin-bottom:-.06em}
.ml .w>b{display:inline-block;font-weight:inherit;font-style:inherit}
html.motion .ml .w>b{transform:translateY(108%);
  transition:transform 1.05s cubic-bezier(.16,1,.3,1)}
html.motion .ml.in .w>b{transform:none}

@media (max-width:520px){
  .press a{min-height:3.25rem;align-items:center}
  .coll summary{min-height:3.25rem;align-items:center}
  .bens>div{padding:1rem}
  #pre{grid-template-columns:repeat(2,1fr)}
}

/* ---- granular reveals: parts inside a block ---- */
html.motion .rv.rvq{opacity:0;transform:translateY(1.625rem)}
.rv.rvq{transition:opacity .85s cubic-bezier(.16,1,.3,1),transform .85s cubic-bezier(.16,1,.3,1)}
html.motion .rv.rvq.in{opacity:1;transform:none}