/* ============================================================================
   DALC — department gallery pages (work-*.html)
   Shared stylesheet for all six. Structure follows the reference case-study
   layout: back link + nav, big serif title over a muted subtitle, intro copy
   beside a meta grid, a full-bleed lead image, then a numbered "what we make"
   chapter and the gallery itself.
   ========================================================================== */
:root{
  --teal:#1FA396; --coral:#F26B4D; --ink:#141414; --cream:#FAF7F2; --sand:#f5ead8;
  --muted:#58524e; --body:#3a3634; --line:rgba(20,20,20,.12);
}
*{box-sizing:border-box}
body{margin:0;font-family:var(--font-body);color:var(--ink);background:var(--sand);
     overflow-x:hidden;overflow-x:clip;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{max-width:100%;display:block}

/* ── nav ───────────────────────────────────────────────────────────────── */
.nav{position:fixed;top:0;left:0;right:0;z-index:60;display:flex;align-items:center;
     justify-content:space-between;padding:16px 40px;gap:16px}
.nav-back{display:inline-flex;align-items:center;gap:9px;text-decoration:none;font-weight:600;
     font-size:15px;padding:10px 20px;border-radius:999px;
     background:rgba(250,247,242,.9);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
     box-shadow:0 2px 14px rgba(16,26,28,.16);transition:gap .25s,background .25s}
.nav-back:hover{gap:14px;background:#fff}
.nav-links{display:flex;align-items:center;gap:26px;padding:10px 24px;border-radius:999px;
     background:rgba(250,247,242,.9);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
     box-shadow:0 2px 14px rgba(16,26,28,.16)}
.nav-link{text-decoration:none;font-weight:600;font-size:15px;color:var(--ink);padding:4px 0;
     border-bottom:2px solid transparent;transition:border-color .28s cubic-bezier(.22,1,.36,1)}
.nav-link:hover,.nav-link.active{border-color:var(--ink)}
.nav-cta{background:var(--teal);color:#fff;text-decoration:none;font-weight:700;font-size:15px;
     padding:12px 24px;border-radius:999px;transition:background .25s}
.nav-cta:hover{background:#178a80}

/* ── masthead ──────────────────────────────────────────────────────────── */
.mast{max-width:1240px;margin:0 auto;padding:170px 48px 56px}
.mast-kicker{margin:0 0 14px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
     font-size:13px;color:var(--accent,var(--teal))}
.mast h1{margin:0 0 6px;font-family:var(--font-heading);font-weight:400;
     font-size:clamp(46px,7.4vw,104px);line-height:1}
.mast-sub{margin:0 0 44px;font-family:var(--font-heading);font-weight:400;
     font-size:clamp(22px,2.6vw,36px);line-height:1.1;color:#9a9089}
.mast-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:56px;
     align-items:start;padding-bottom:52px;border-bottom:1px solid var(--line)}
.mast-intro p{margin:0 0 18px;font-size:17px;line-height:1.62;color:var(--body);max-width:34em}
.mast-intro p:last-child{margin-bottom:0}
.meta{display:grid;grid-template-columns:1fr 1fr;gap:30px 34px}
.meta dt{margin:0 0 7px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
     font-size:11.5px;color:var(--muted)}
.meta dd{margin:0;font-size:16.5px;line-height:1.45;color:var(--ink)}

/* ── lead image ────────────────────────────────────────────────────────── */
.lead{margin:0 0 96px}
.lead img{width:100%;max-height:78vh;object-fit:cover}

/* ── numbered chapter ──────────────────────────────────────────────────── */
.chapter{max-width:1240px;margin:0 auto;padding:0 48px 96px;
     display:grid;grid-template-columns:180px minmax(0,1fr);gap:44px;align-items:start}
.chapter-num{font-family:var(--font-heading);font-size:clamp(46px,5vw,68px);line-height:.9;
     color:var(--accent,var(--teal))}
.chapter-num small{display:block;margin-top:10px;font-family:var(--font-body);font-weight:700;
     font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.chapter h2{margin:0 0 18px;font-family:var(--font-heading);font-weight:400;
     font-size:clamp(28px,3.6vw,50px);line-height:1.08;max-width:18em}
.chapter h2 em{font-style:italic;color:var(--accent,var(--teal))}
.chapter > div > p{margin:0 0 34px;font-size:17px;line-height:1.62;color:var(--body);max-width:36em}
/* the reference's definition table */
.deflist{margin:0;border-top:1px solid var(--line)}
.defrow{display:grid;grid-template-columns:minmax(0,230px) minmax(0,1fr);gap:28px;
     padding:20px 0;border-bottom:1px solid var(--line)}
.defrow dt{margin:0;font-weight:700;font-size:17px}
.defrow dt span{display:block;margin-top:3px;font-weight:500;font-size:13.5px;color:var(--muted)}
.defrow dd{margin:0;font-size:16px;line-height:1.55;color:var(--body)}

/* ── gallery ───────────────────────────────────────────────────────────── */
.gal{max-width:1240px;margin:0 auto;padding:0 48px 40px}
.gal-head{display:flex;align-items:baseline;justify-content:space-between;gap:20px;
     flex-wrap:wrap;margin-bottom:26px}
.gal-head h2{margin:0;font-family:var(--font-heading);font-weight:400;font-size:clamp(26px,3vw,42px)}
.gal-count{font-weight:700;letter-spacing:.1em;text-transform:uppercase;font-size:12px;color:var(--muted)}
.gal-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:26px}
/* first item leads at double width when there is room */
.gal-item{position:relative;margin:0;border:none;background:none;padding:0;cursor:zoom-in;
     border-radius:22px;overflow:hidden;box-shadow:0 14px 34px rgba(20,20,20,.13);
     opacity:0;transform:translateY(16px);
     transition:opacity .6s cubic-bezier(.22,1,.36,1),transform .6s cubic-bezier(.22,1,.36,1),
                box-shadow .4s,scale .4s}
.gal-item.in{opacity:1;transform:none}
.gal-item:hover{box-shadow:0 22px 46px rgba(20,20,20,.22);scale:1.012}
.gal-item img{width:100%;aspect-ratio:4/3;object-fit:cover}
.gal-item--wide{grid-column:span 2}
/* portrait pieces (brand boards) — show the whole 4:5 board, never crop it to 4:3 */
.gal-item--tall img{aspect-ratio:4/5}
.gal-grid--tall{grid-template-columns:repeat(4,1fr)}
.gal-cap{position:absolute;left:0;right:0;bottom:0;padding:30px 20px 16px;text-align:left;
     font-size:13.5px;font-weight:600;color:#fff;
     background:linear-gradient(to top,rgba(16,26,28,.78),rgba(16,26,28,0));
     opacity:0;transition:opacity .35s}
.gal-item:hover .gal-cap,.gal-item:focus-visible .gal-cap{opacity:1}
/* honest empty state — this page ships before the real shoot lands */
.gal-empty{grid-column:1/-1;border:1.5px dashed rgba(20,20,20,.22);border-radius:22px;
     padding:44px 30px;text-align:center;color:var(--muted);background:rgba(250,247,242,.5)}
.gal-empty strong{display:block;margin-bottom:6px;color:var(--ink);font-size:17px}
.gal-empty span{font-size:15px}

/* ── carousel ──────────────────────────────────────────────────────────────
   The reference runs a continuous horizontal marquee: a flex row far wider
   than the viewport inside an overflow-hidden wrapper, drifting on its own
   clock rather than being scroll-linked (verified — its scrollLeft advances
   while the page sits still). Done here with a CSS transform on a doubled
   track, which stays on the compositor instead of writing scrollLeft each
   frame. The duplicate half is aria-hidden so screen readers hear the set once.
   ------------------------------------------------------------------------ */
.marq{position:relative;overflow:hidden;padding:8px 0 22px;
      /* feather both ends so tiles enter and leave instead of being chopped */
      -webkit-mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent);
      mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent)}
.marq-track{display:flex;gap:26px;width:max-content;
      animation:marq var(--marq-dur,46s) linear infinite;will-change:transform}
.marq:hover .marq-track,.marq:focus-within .marq-track{animation-play-state:paused}
@keyframes marq{from{transform:translate3d(0,0,0)} to{transform:translate3d(-50%,0,0)}}
/* only half the track is "real" — translating -50% lands exactly on the clone */
.marq-item{flex:0 0 auto;width:clamp(260px,26vw,400px);margin:0;border:none;padding:0;
      background:none;cursor:zoom-in;border-radius:20px;overflow:hidden;
      box-shadow:0 14px 34px rgba(20,20,20,.14);transition:scale .35s,box-shadow .35s}
.marq-item:hover{scale:1.02;box-shadow:0 20px 44px rgba(20,20,20,.24)}
.marq-item img{width:100%;aspect-ratio:4/3;object-fit:cover}
/* when a department has too few tiles to fill the row, don't drift — a short
   track would visibly snap back on every loop */
.marq[data-static="1"] .marq-track{animation:none;justify-content:center;width:100%}
.marq-note{margin:0;padding-top:6px;text-align:center;font-size:13px;color:var(--muted)}
@media (prefers-reduced-motion:reduce){ .marq-track{animation:none} }

/* ── film work (YouTube) ───────────────────────────────────────────────────
   Click-to-play facades, not live embeds: each YouTube iframe drags in over a
   megabyte of player script on page load, for a video most visitors never
   press. The card shows the thumbnail and a play button; gallery.js swaps in
   the real (privacy-enhanced, youtube-nocookie) player only on click. Without
   JS the card is just a link to the video on YouTube.
   ------------------------------------------------------------------------ */
/* films sit in "Selected work" — two wide 16:9 cards per row */
.gal-grid--films{grid-template-columns:repeat(2,1fr);gap:30px}
.film{margin:0}
.film-frame{position:relative;display:block;width:100%;aspect-ratio:16/9;border:0;padding:0;
     border-radius:20px;overflow:hidden;background:#101a1c;cursor:pointer;
     box-shadow:0 16px 38px rgba(20,20,20,.18);transition:box-shadow .35s,scale .35s}
.film-frame:hover{box-shadow:0 22px 48px rgba(20,20,20,.28);scale:1.01}
.film-frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
     transition:transform .6s cubic-bezier(.22,1,.36,1),filter .4s}
.film-frame:hover img{transform:scale(1.04);filter:brightness(.82)}
.film-frame::after{content:"";position:absolute;inset:0;
     background:linear-gradient(to top,rgba(16,26,28,.55),rgba(16,26,28,0) 55%)}
.film-play{position:absolute;left:50%;top:50%;z-index:2;width:72px;height:72px;margin:-36px 0 0 -36px;
     border-radius:50%;background:var(--coral);display:grid;place-items:center;
     box-shadow:0 10px 28px rgba(242,107,77,.55);transition:transform .25s}
.film-frame:hover .film-play{transform:scale(1.08)}
.film-play svg{margin-left:4px}
.film-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.film-frame.is-playing{cursor:auto}
.film-frame.is-playing::after{display:none}
.film figcaption{margin-top:16px;color:var(--ink)}  /* the DS styles every figcaption at
   55% alpha; film titles are content, not a footnote, so reset to full ink */
.film figcaption strong{display:block;font-family:var(--font-heading);font-weight:400;
     font-size:clamp(20px,2vw,26px);line-height:1.15}
.film figcaption span{display:block;margin-top:5px;font-size:14.5px;color:var(--muted)}
.film:focus-within .film-frame{outline:3px solid var(--accent,var(--teal));outline-offset:4px}
@media (max-width:900px){
  .gal-grid--films{grid-template-columns:1fr}
  .film-play{width:60px;height:60px;margin:-30px 0 0 -30px}
}

/* ── lightbox ──────────────────────────────────────────────────────────── */
.lb{position:fixed;inset:0;z-index:100;display:none;place-items:center;
    background:rgba(16,26,28,.92);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
    padding:5vh 5vw}
.lb.open{display:grid}
.lb img{max-width:100%;max-height:80vh;width:auto;border-radius:14px;
    box-shadow:0 30px 80px rgba(0,0,0,.6)}
.lb-cap{margin-top:16px;text-align:center;color:rgba(250,247,242,.86);font-size:15px}
/* photographer credit, under the caption in the viewer */
.lb-by{display:flex;align-items:center;justify-content:center;gap:10px;margin:10px 0 0;
     color:rgba(250,247,242,.72);font-size:13.5px}
.lb-by strong{font-weight:600;color:#FAF7F2}
.lb-by a{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;
     border-radius:50%;color:#FAF7F2;background:rgba(250,247,242,.12);
     transition:background .22s,transform .22s}
.lb-by a:hover{background:var(--teal,#1FA396);transform:translateY(-2px)}
.lb-by a:focus-visible{outline:2px solid #FAF7F2;outline-offset:3px}
.lb-by svg{width:16px;height:16px;display:block}
/* the crawlable / no-WebGL credit line under each thumbnail */
.ps-by{display:block;margin-top:6px;font-size:12.5px;color:var(--muted,#58524e)}
@media (prefers-reduced-motion:reduce){ .lb-by a,.lb-by a:hover{transition:none;transform:none} }
.lb-x{position:absolute;top:22px;right:26px;width:44px;height:44px;border-radius:50%;
    border:none;cursor:pointer;background:rgba(250,247,242,.14);color:#fff;font-size:22px;
    display:grid;place-items:center;transition:background .2s}
.lb-x:hover{background:rgba(250,247,242,.28)}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);width:52px;height:52px;
    border-radius:50%;border:none;cursor:pointer;background:rgba(250,247,242,.14);color:#fff;
    display:grid;place-items:center;transition:background .2s}
.lb-nav:hover{background:rgba(250,247,242,.28)}
.lb-prev{left:22px} .lb-next{right:22px}

/* ── prev / next department ────────────────────────────────────────────── */
.pager{max-width:1240px;margin:0 auto;padding:70px 48px 0;display:flex;gap:20px;
     justify-content:space-between;border-top:1px solid var(--line);flex-wrap:wrap}
.pager a{text-decoration:none;display:block;max-width:46%}
.pager small{display:block;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
     font-size:11.5px;color:var(--muted);margin-bottom:7px}
.pager strong{font-family:var(--font-heading);font-weight:400;font-size:clamp(20px,2.2vw,30px);
     line-height:1.1;transition:opacity .3s}
.pager a:hover strong{opacity:.66}
.pager .next{text-align:right;margin-left:auto}

/* ── CTA + footer ──────────────────────────────────────────────────────── */
.cta{max-width:1240px;margin:0 auto;padding:100px 48px 120px;text-align:center}
.cta h2{margin:0 0 14px;font-family:var(--font-heading);font-weight:400;
     font-size:clamp(30px,4.2vw,56px);line-height:1.06}
.cta p{margin:0 0 32px;font-size:18px;color:var(--body)}
.cta a{display:inline-block;background:var(--coral);color:#fff;text-decoration:none;
     font-weight:700;padding:16px 34px;border-radius:999px;transition:background .25s}
.cta a:hover{background:#d95a3e}
.foot{max-width:1240px;margin:0 auto;padding:0 48px 56px;display:flex;align-items:center;
     justify-content:space-between;gap:16px;flex-wrap:wrap}
.foot img{height:34px;width:auto}
.foot span{font-size:14px;color:var(--muted)}

/* ── footer social row ────────────────────────────────────────────────────
   Copied from the landing page footer so every page matches it. Markup comes
   from social.py; portfolio.html is hand-written and carries its own copy of
   both. `.soc span.soc-soon` outranks `.foot span`, so the muted grey and the
   14px from .foot don't leak onto the icons. */
.soc{display:flex;align-items:center;gap:12px}
.soc a,.soc span.soc-soon{display:inline-flex;align-items:center;justify-content:center;
     width:36px;height:36px;border-radius:50%;color:#141414;background:rgba(20,20,20,.06);
     transition:background .22s,color .22s,transform .22s}
.soc a:hover{background:#1FA396;color:#fff;transform:translateY(-2px)}
.soc a:focus-visible{outline:3px solid #1FA396;outline-offset:3px}
.soc span.soc-soon{opacity:.38}   /* no link yet — see social.py */
.soc svg{width:19px;height:19px;display:block}

@media (max-width:900px){
  .nav{padding:12px 16px;gap:10px}
  .nav-links{gap:15px;padding:9px 15px}
  .nav-link{font-size:14px}
  .nav-back{padding:9px 15px;font-size:14px}
  .mast{padding:140px 22px 40px}
  .mast-grid{grid-template-columns:1fr;gap:34px}
  .meta{gap:24px}
  .chapter{grid-template-columns:1fr;gap:20px;padding:0 22px 64px}
  .defrow{grid-template-columns:1fr;gap:8px}
  .gal{padding:0 22px 30px}
  .gal-item--wide{grid-column:auto}
  .gal-grid--tall{grid-template-columns:repeat(2,1fr);gap:16px}
  .gal-grid--tall .gal-item{border-radius:16px;background:#fffaf2}
  .gal-cap{opacity:1;background:linear-gradient(to top,rgba(16,26,28,.72),rgba(16,26,28,0))}
  /* tiles are too small to overlay a caption on — set it underneath instead */
  .gal-grid--tall .gal-cap{position:static;background:none;color:var(--ink);
       font-size:12px;line-height:1.35;padding:9px 11px 11px}
  .pager{padding:50px 22px 0}
  .pager a{max-width:100%}
  .cta{padding:70px 22px 80px}
  .foot{padding:0 22px 40px}
  .lead{margin-bottom:64px}
}
@media (max-width:560px){ .nav-cta{display:none} }
@media (prefers-reduced-motion:reduce){
  .gal-item{opacity:1;transform:none;transition:none}
  .soc a,.soc a:hover{transition:none;transform:none}
}