/* The Chapters design language, shared by every page except Home.
   Home keeps its own stylesheet because its beats are bespoke. */

:root{
  --ink:#171613;--deep:#1F1D19;--wash:#EDEAE3;--dim:#8B857A;
  --line:rgba(237,234,227,.12);--line-2:rgba(237,234,227,.2);
  --bronze:#B08A5E;--bronze-lit:#E8CFAE;
  --sans:'Jost',system-ui,sans-serif;
  --gut:clamp(1.15rem,4vw,4rem);
}
body{background:var(--ink);color:var(--wash);font-family:var(--sans);font-size:16px;
  line-height:1.6;letter-spacing:.01em}
::selection{background:var(--bronze);color:var(--ink)}
:focus-visible{outline:2px solid var(--bronze-lit);outline-offset:4px}
*{scrollbar-color:#332F29 var(--ink);scrollbar-width:thin}
a{color:inherit;text-decoration:none}

.pill{background:rgba(23,22,19,.62);border:1px solid var(--line-2);backdrop-filter:blur(18px)}
.pill a{color:rgba(237,234,227,.58)}
.pill a:hover{color:var(--wash);background:rgba(237,234,227,.09)}
.pill a[aria-current]{color:var(--ink);background:var(--wash)}
.prog{background:var(--bronze-lit)}

.cap{font-size:.66rem;letter-spacing:.34em;text-transform:uppercase;color:var(--dim);font-weight:400}
.shine{background-image:linear-gradient(92deg,var(--bronze) 0,var(--bronze) 32%,var(--bronze-lit) 50%,var(--bronze) 68%,var(--bronze) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- page head ---------- */
.masthead{padding:clamp(7rem,20vh,12rem) var(--gut) clamp(2rem,6vh,3.5rem);position:relative;overflow:hidden}
.masthead > canvas{position:absolute;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
.masthead > *:not(canvas){position:relative;z-index:1}
.masthead h1{font-weight:200;text-transform:uppercase;font-size:clamp(2.6rem,10vw,8rem);
  line-height:.9;letter-spacing:-.05em;margin-top:1rem}
.masthead p{color:#B9B4AA;font-weight:300;max-width:52ch;margin-top:1.4rem;
  font-size:clamp(1rem,1.3vw,1.16rem)}

main{padding:0 var(--gut) clamp(5rem,14vh,9rem)}
footer{padding:2.5rem var(--gut) 7rem;border-top:1px solid var(--line);margin-top:clamp(3rem,10vh,6rem)}
footer .r{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
footer .aside{margin-top:1.6rem;color:var(--dim);font-weight:300;font-size:.88rem;max-width:46ch}

/* ---------- video lightbox ---------- */
.lb{position:fixed;inset:0;z-index:200;background:rgba(14,13,11,.95);backdrop-filter:blur(12px);
  display:grid;place-items:center;padding:clamp(1rem,4vw,3rem);opacity:0;visibility:hidden;
  transition:opacity .4s var(--e-out-quart),visibility .4s;overflow-y:auto}
.lb[data-open]{opacity:1;visibility:visible}
.lb .box{width:min(100%,1140px);transform:scale(.97);transition:transform .5s var(--e-out-quart)}
.lb[data-open] .box{transform:none}
.lb .frame{position:relative;aspect-ratio:16/9;background:#000}
.lb iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.lb .bar{display:flex;justify-content:space-between;align-items:flex-start;gap:1.5rem;
  padding:0 0 .9rem;flex-wrap:wrap}
.lb .bar h3{font-weight:200;text-transform:uppercase;font-size:clamp(1.1rem,2.6vw,1.9rem);
  letter-spacing:-.03em;line-height:1}
.lb .bar em{font-style:normal;display:block;color:var(--bronze);font-size:.66rem;
  letter-spacing:.24em;text-transform:uppercase;margin-top:.4rem}
.lb .x{color:var(--dim);font-size:.66rem;letter-spacing:.24em;text-transform:uppercase;
  transition:color .3s}
.lb .x:hover{color:var(--wash)}
/* credits sit under the player, as on the current site */
.lb .meta{display:flex;gap:clamp(1.2rem,4vw,3.5rem);flex-wrap:wrap;padding-top:1.1rem}
.lb .meta dl{min-width:9rem}
.lb .meta dt{font-size:.6rem;letter-spacing:.24em;text-transform:uppercase;color:var(--dim)}
.lb .meta dd{font-weight:300;font-size:.9rem;margin-top:.2rem}
.lb .cs{display:inline-flex;align-items:center;gap:.5rem;margin-top:1.3rem;
  border-bottom:1px solid var(--line-2);padding-bottom:.3rem;
  font-size:.68rem;letter-spacing:.22em;text-transform:uppercase;color:var(--bronze-lit);
  transition:border-color .3s,gap .3s var(--e-out-quart)}
.lb .cs:hover{border-color:var(--bronze-lit);gap:.9rem}
/* `display:inline-flex` above beats the browser's own [hidden] rule, so the
   call to action stayed visible on films with no case study written yet —
   promising a page that is not there. Any element given an explicit display
   needs its own [hidden] guard. */
.lb .cs[hidden]{display:none}

@media (max-width:720px){
  .pill{top:auto;bottom:1rem}
  body{padding-bottom:4.5rem}
}