/* =============================================================
   KomodoMoonBooks — Phase 1 static site
   Design tokens per CLAUDE.md / design_handoff README
   ============================================================= */

:root{
  --blue:#00158A;        /* Komodo Blue — ink / primary */
  --bone:#F7F4EC;        /* page ground */
  --moon:#F3EBD8;        /* text on deep blue */
  --brass:#B98A3E;       /* accent — punctuation only */
  --hair:rgba(0,21,138,.14);
  --muted:rgba(0,21,138,.55);
  --muted6:rgba(0,21,138,.62);
  --tint:rgba(0,21,138,.03);
  --pad:56px;            /* page side padding */
  --serif:'Cormorant Garamond',Georgia,serif;
  --sans:'Jost','Helvetica Neue',Arial,sans-serif;
  --mono:'Space Mono','SFMono-Regular',Menlo,monospace;
}

*{box-sizing:border-box}
html{-webkit-font-smoothing:antialiased}
body{
  margin:0;background:var(--bone);color:var(--blue);
  font-family:var(--sans);font-weight:400;
}
img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none}
.wrap{max-width:1440px;margin:0 auto}

/* ---------- header / nav ---------- */
.site-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:40px var(--pad) 34px;border-bottom:1px solid var(--hair);
}
.site-head .logo{height:88px;width:auto}
.nav{display:flex;gap:40px;font-size:14.5px;letter-spacing:.2em;text-transform:uppercase}
.nav a{position:relative;padding-bottom:2px;transition:opacity .25s}
.nav a:hover{opacity:.6}
.nav a.active{border-bottom:1px solid var(--blue)}

/* web header line under the nav */
.web-header{
  text-align:center;font-family:var(--serif);font-style:italic;
  font-size:22px;line-height:1.55;font-weight:400;color:var(--muted6);
  max-width:1180px;margin:0 auto;padding:40px var(--pad) 10px;text-wrap:pretty;
}
.web-header .wh-quote{display:block;font-size:30px;line-height:1.25;color:var(--blue);margin-bottom:12px;text-wrap:balance}
.web-header .wh-attr{font-family:var(--mono);font-style:normal;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);white-space:nowrap}

/* ---------- featured highlight ---------- */
.featured{
  display:grid;grid-template-columns:1fr 1.12fr;gap:60px;
  padding:52px var(--pad) 86px;align-items:end;
}
.eyebrow{
  display:flex;align-items:center;gap:12px;font-family:var(--mono);
  font-size:11px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--muted);margin-bottom:30px;
}
.eyebrow .dash{width:26px;height:1px;background:rgba(0,21,138,.4)}
.featured h1{
  font-family:var(--serif);font-weight:500;font-size:66px;line-height:1.02;
  letter-spacing:-.01em;margin:0 0 20px;
}
.kicker{font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted6);margin-bottom:26px}
.standfirst-lead{
  font-family:var(--serif);font-size:21px;line-height:1.5;max-width:46ch;
  color:rgba(0,21,138,.85);margin:0 0 32px;
}
.textlink{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.18em;
  text-transform:uppercase;border-bottom:1px solid var(--blue);padding-bottom:4px;
  transition:gap .25s,opacity .25s;
}
.textlink:hover{opacity:.7}
.textlink .car{transition:transform .3s}
.textlink:hover .car{transform:translateX(4px)}
.links{display:flex;flex-wrap:wrap;align-items:center;gap:14px 34px}

/* ---------- browse / filter row ---------- */
.filter{
  display:flex;align-items:center;gap:26px;flex-wrap:wrap;
  padding:20px var(--pad);border-top:1px solid var(--hair);border-bottom:1px solid var(--hair);
}
.filter .browse{color:var(--muted);font-family:var(--mono);font-size:13px;letter-spacing:.14em;text-transform:uppercase}
.filter button{
  border:none;background:none;cursor:pointer;font-family:var(--sans);
  font-size:15px;letter-spacing:.16em;text-transform:uppercase;color:var(--blue);
  padding:4px 0;opacity:.5;border-bottom:1px solid transparent;transition:opacity .25s;
}
.filter button:hover{opacity:.8}
.filter button.active{opacity:1;border-bottom:1px solid var(--blue)}
.filter button:focus-visible{outline:1px solid var(--blue);outline-offset:4px}
.filter-count{margin-left:auto;font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.filter-empty{
  margin:0;padding:80px var(--pad);text-align:center;font-family:var(--serif);font-style:italic;
  font-size:24px;color:var(--muted6);
}
.filter-empty[hidden]{display:none}
.filter-empty button{
  display:block;margin:18px auto 0;border:none;background:none;cursor:pointer;color:var(--blue);
  font-family:var(--sans);font-style:normal;font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  border-bottom:1px solid var(--blue);padding:0 0 4px;
}

/* ---------- masonry clusters ---------- */
.cluster{display:flex;gap:46px;align-items:flex-start;padding:66px var(--pad) 34px}
.cluster .col{flex:1;min-width:0;display:flex;flex-direction:column;gap:58px}
.card{display:block;color:var(--blue);transition:opacity .3s}
.card:hover{opacity:.72}
.card .imgwrap{position:relative;margin-bottom:16px;overflow:hidden}
.card img{width:100%}
.cat{
  display:flex;gap:10px;align-items:center;font-family:var(--mono);font-size:10px;
  letter-spacing:.18em;text-transform:uppercase;color:rgba(0,21,138,.5);margin-bottom:9px;
}
.cat .dot{width:5px;height:5px;background:var(--brass);border-radius:50%;display:inline-block}
.card .headline{font-family:var(--serif);font-weight:500;font-size:27px;line-height:1.1;margin-bottom:7px}
.card .title{font-size:12px;letter-spacing:.03em;color:var(--muted6)}

/* carat button on each review card */
.card .car-btn{
  position:absolute;right:12px;bottom:12px;width:34px;height:34px;
  display:flex;align-items:center;justify-content:center;
  background:var(--blue);color:var(--moon);font-size:15px;
  opacity:0;transform:translateY(6px);transition:opacity .3s,transform .3s;
}
.card:hover .car-btn{opacity:1;transform:translateY(0)}
@media (hover:none){.card .car-btn{opacity:1;transform:none}}

/* placeholder cards — clearly "coming soon", not clickable */
.card.placeholder{cursor:default;opacity:.9}
.card.placeholder:hover{opacity:.9}
.ph-tile{
  width:100%;background:var(--tint);border:1px solid var(--hair);
  display:flex;align-items:flex-end;padding:18px;margin-bottom:16px;
}
.ph-tile .soon{font-family:var(--mono);font-size:9.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted)}
.card.placeholder .headline,.card.placeholder .title{color:var(--muted)}

/* ---------- spotlight ---------- */
.spotlight{
  display:grid;gap:56px;align-items:center;padding:46px var(--pad);
  border-top:1px solid var(--hair);border-bottom:1px solid var(--hair);background:var(--tint);
}
.spotlight.img-left{grid-template-columns:1.15fr 1fr}
.spotlight.img-right{grid-template-columns:1fr 1.15fr}
.spotlight .shot{display:block;height:520px;overflow:hidden;transition:opacity .3s}
.spotlight .shot:hover{opacity:.85}
.spotlight .shot img{width:100%;height:100%;object-fit:cover}
.spotlight h2{font-family:var(--serif);font-weight:500;font-size:48px;line-height:1.04;margin:0 0 16px}
.spot-eyebrow{
  display:flex;gap:12px;align-items:center;font-family:var(--mono);font-size:10.5px;
  letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:20px;
}
.spot-eyebrow .dash{width:22px;height:1px;background:rgba(0,21,138,.4)}
.spotlight .title{font-size:12.5px;letter-spacing:.06em;color:var(--muted6);margin-bottom:22px}

/* ---------- footer ---------- */
.site-foot{
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;
  padding:40px var(--pad);border-top:1px solid var(--hair);font-family:var(--mono);
  font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);
}

/* =============================================================
   THE LIST  (archive)
   ============================================================= */
.list-head{padding:60px var(--pad) 8px}
.list-head h1{font-family:var(--serif);font-weight:500;font-size:56px;margin:0 0 10px;letter-spacing:-.01em}
.list-head p{font-family:var(--serif);font-size:20px;color:var(--muted6);margin:0;max-width:60ch}
.list-rows{padding:8px var(--pad) 40px}
.row{
  display:grid;grid-template-columns:140px 1fr 150px 28px;gap:34px;align-items:center;
  padding:26px 0;border-bottom:1px solid var(--hair);color:var(--blue);transition:opacity .3s;
}
.row:first-child{border-top:1px solid var(--hair)}
a.row:hover{opacity:.66}
.row .thumb{width:140px;height:104px;overflow:hidden;background:var(--tint)}
.row .thumb img{width:100%;height:100%;object-fit:cover}
.row .thumb.ph{display:flex;align-items:center;justify-content:center}
.row .thumb.ph span{font-family:var(--mono);font-size:9px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.row .cat{margin-bottom:8px}
.row .r-headline{font-family:var(--serif);font-weight:500;font-size:30px;line-height:1.08;margin-bottom:6px}
.row .r-title{font-size:12.5px;letter-spacing:.03em;color:var(--muted6);margin-bottom:10px}
.row .r-blurb{font-family:var(--serif);font-size:17px;line-height:1.45;color:rgba(0,21,138,.8);max-width:64ch}
.row .r-date{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);text-align:right}
.row.placeholder{cursor:default}
.row.placeholder .r-headline,.row.placeholder .r-title{color:var(--muted)}
.row .soon-tag{font-family:var(--mono);font-size:9px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);text-align:right;margin-top:6px}

/* =============================================================
   MANIFEST
   ============================================================= */
.manifest-page{
  position:relative;min-height:calc(100vh - 320px);
  display:flex;align-items:center;justify-content:center;
  padding:90px var(--pad);overflow:hidden;
}
.moon-field{position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.075}
.manifest-box{
  position:relative;z-index:1;background:var(--bone);
  max-width:760px;padding:72px 68px;
}
.manifest-box .m-eyebrow{
  font-family:var(--mono);font-size:11px;letter-spacing:.24em;text-transform:uppercase;
  color:var(--muted);text-align:center;margin-bottom:34px;
}
.manifest-box p{
  font-family:var(--sans);font-weight:300;font-size:20px;line-height:1.72;
  text-align:center;color:var(--blue);margin:0 0 22px;
}
.manifest-box p:last-child{margin-bottom:0}
.manifest-box p.lead{font-weight:400;font-size:22px}
.manifest-box .m-sign{
  font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--muted);text-align:center;margin-top:38px;
}

/* =============================================================
   BOOK DETAIL
   ============================================================= */
.detail{overflow:hidden}
.backlink{padding:22px var(--pad) 0;font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.backlink a{color:var(--muted)}
.d-hero{display:grid;grid-template-columns:1fr .86fr;gap:60px;align-items:end;padding:40px var(--pad) 70px}
.d-hero .d-eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:26px;display:flex;gap:12px;align-items:center}
.d-hero .d-eyebrow .dash{width:22px;height:1px;background:rgba(0,21,138,.4)}
.d-hero h1{font-family:var(--serif);font-weight:500;font-size:84px;line-height:1;letter-spacing:-.015em;margin:0 0 22px}
.d-hero .kicker{margin-bottom:24px}
.d-hero .d-standfirst{font-family:var(--serif);font-style:italic;font-size:25px;line-height:1.42;color:rgba(0,21,138,.85);margin:0 0 30px;max-width:48ch}

.fullbleed{width:100%;padding:0}
.fullbleed img{width:100%;max-height:78vh;object-fit:cover}
.caption{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding:12px var(--pad) 0}

.review{max-width:860px;margin:0 auto;padding:64px var(--pad)}
.review p{font-family:var(--serif);font-size:22px;line-height:1.62;margin:0 0 26px}
.review p:last-child{margin-bottom:0}

.two-up{display:grid;grid-template-columns:1.35fr 1fr;gap:52px;align-items:start;padding:20px var(--pad) 40px}
.two-up .offset{margin-top:72px}

.pullquote{
  font-family:var(--serif);font-style:italic;font-weight:500;font-size:46px;line-height:1.14;
  color:var(--blue);margin:56px auto;max-width:900px;padding:0 var(--pad);text-align:center;
}
.pullquote .mark{color:var(--brass)}
.pullquote::before,.pullquote::after{content:"";display:block;width:240px;max-width:40%;height:0;border-top:1px solid var(--hair);margin:0 auto}
.pullquote::before{margin-bottom:56px}
.pullquote::after{margin-top:56px}

/* carousel */
.carousel-sec{padding:40px var(--pad) 20px}
.carousel-head{font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:18px;display:flex;justify-content:space-between;align-items:center}
.carousel{position:relative;overflow:hidden}
.carousel-track{display:flex;transition:transform .5s cubic-bezier(.4,0,.2,1)}
.slide{min-width:100%;display:grid;grid-template-columns:repeat(3,1fr);gap:14px;padding-right:0}
.slide .cell{height:420px;overflow:hidden;background:var(--tint)}
.slide .cell img{width:100%;height:100%;object-fit:cover}
.slide .cell.wide{grid-column:span 2}
.slide .cell.tall{grid-row:span 2}
.carousel-nav{display:flex;gap:10px;align-items:center}
.carousel-nav button{
  width:38px;height:38px;border:1px solid var(--hair);background:none;color:var(--blue);
  cursor:pointer;font-size:15px;display:flex;align-items:center;justify-content:center;transition:background .25s,color .25s;
}
.carousel-nav button:hover{background:var(--blue);color:var(--moon)}
.carousel-dots{display:flex;gap:7px;margin-left:8px}
.carousel-dots .d{width:6px;height:6px;border-radius:50%;background:var(--hair)}
.carousel-dots .d.on{background:var(--blue)}

/* mosaic — tight cluster of 3–4 */
.mosaic{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:200px;gap:12px;padding:30px var(--pad) 20px}
.mosaic .mcell{overflow:hidden;background:var(--tint);display:block}
.mosaic img{width:100%;height:100%;object-fit:cover;transition:opacity .3s}
.mosaic .mcell:hover img{opacity:.85}
.mosaic .mcell.big{grid-column:span 2;grid-row:span 2}

/* lightbox — click any detail image to enlarge */
.detail figure img,.detail .fullbleed img,.detail .d-hero img,.detail .cell img,.mosaic img{cursor:zoom-in}
.lightbox{
  position:fixed;inset:0;z-index:1000;display:flex;align-items:center;justify-content:center;padding:44px;
  background:rgba(0,21,138,.35);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .5s cubic-bezier(.4,0,.2,1),visibility 0s linear .5s;   /* close: slow fade out */
}
.lightbox.open{opacity:1;visibility:visible;pointer-events:auto;
  transition:opacity .5s cubic-bezier(.2,.7,.2,1),visibility 0s}              /* open: slow fade in */
.lightbox .lb-figure{transform:scale(.96);transition:transform .5s cubic-bezier(.2,.7,.2,1)}
.lightbox.open .lb-figure{transform:none}
@keyframes lbfade{from{opacity:0}to{opacity:1}}
.lb-figure{margin:0;display:flex;flex-direction:column;align-items:center;gap:14px}
.lightbox .lb-img{
  max-width:82vw;max-height:84vh;width:auto;height:auto;object-fit:contain;cursor:default;
  border:1px solid rgba(243,235,216,.28);
}
.lb-count{font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:rgba(243,235,216,.7)}
@keyframes lbin{from{opacity:0;transform:scale(.96)}to{opacity:1;transform:none}}
.lb-close,.lb-nav{
  position:fixed;border:1px solid rgba(243,235,216,.55);background:rgba(0,21,138,.35);color:var(--moon);
  cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .25s,color .25s;
}
.lb-close{top:22px;right:26px;width:46px;height:46px;font-size:26px;line-height:1}
.lb-nav{top:50%;transform:translateY(-50%);width:54px;height:54px;font-size:30px;line-height:1;padding-bottom:4px}
.lb-prev{left:26px}
.lb-next{right:26px}
.lb-close:hover,.lb-nav:hover{background:var(--moon);color:var(--blue)}
body.lb-open{overflow:hidden}
@media (max-width:600px){
  .lb-close{top:14px;right:14px;width:40px;height:40px}
  .lightbox{padding:14px}
  .lb-nav{width:44px;height:44px;font-size:24px}
  .lb-prev{left:10px}.lb-next{right:10px}
  .lightbox .lb-img{max-width:94vw}
}

/* CTA band (Moonlit) */
.cta{
  display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center;
  margin:80px 0 0;padding:64px var(--pad);background:var(--blue);color:var(--moon);
}
.cta .c-eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:rgba(243,235,216,.6);margin-bottom:18px}
.cta h2{font-family:var(--serif);font-weight:500;font-size:44px;line-height:1.05;margin:0 0 12px;color:var(--moon)}
.cta .price{font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:rgba(243,235,216,.7)}
.cta .buy{
  display:inline-flex;align-items:center;gap:9px;border:1px solid rgba(243,235,216,.55);
  color:var(--moon);padding:16px 26px;font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  font-family:var(--sans);transition:background .25s,color .25s;white-space:nowrap;
}
.cta .buy:hover{background:var(--moon);color:var(--blue)}
.cta .disclosure{grid-column:1/-1;font-family:var(--mono);font-size:10px;letter-spacing:.06em;color:rgba(243,235,216,.5);margin-top:8px;text-transform:none}

/* specs */
.specs{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:56px var(--pad);border-bottom:1px solid var(--hair)}
.specs .spec .l{font-family:var(--mono);font-size:9.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.specs .spec .v{font-family:var(--sans);font-size:15px;color:var(--blue)}

.nextin{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:48px var(--pad)}
.nextin .nl{font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.nextin .nt{font-family:var(--serif);font-weight:500;font-size:40px;line-height:1.04}
.nextin a{display:flex;align-items:center;gap:16px;transition:opacity .3s}
.nextin a:hover{opacity:.7}
.nextin .arrow{font-size:30px}

/* =============================================================
   RESPONSIVE
   ============================================================= */
@media (max-width:1000px){
  :root{--pad:32px}
  .site-head .logo{height:64px}
  .featured{grid-template-columns:1fr;gap:34px;padding:36px var(--pad) 60px}
  .featured h1{font-size:52px}
  .spotlight,.spotlight.img-left,.spotlight.img-right{grid-template-columns:1fr}
  .spotlight .shot{height:360px;order:-1}
  .d-hero{grid-template-columns:1fr;gap:30px;padding:24px var(--pad) 48px}
  .d-hero h1{font-size:54px}
  .two-up{grid-template-columns:1fr}
  .two-up .offset{margin-top:0}
  .cluster{gap:28px}
  .slide{grid-template-columns:repeat(2,1fr)}
  .slide .cell{height:300px}
  .mosaic{grid-template-columns:repeat(2,1fr);grid-auto-rows:160px}
  .specs{grid-template-columns:repeat(2,1fr);gap:28px}
  .cta{grid-template-columns:1fr;gap:24px}
  .row{grid-template-columns:96px 1fr;gap:20px}
  .row .r-date,.row .soon-tag{grid-column:2;text-align:left}
  .pullquote{font-size:34px}
  .pullquote::before{margin-bottom:36px}
  .pullquote::after{margin-top:36px}
  .web-header .wh-quote{font-size:25px}
}
@media (max-width:600px){
  :root{--pad:20px}
  .nav{gap:20px;font-size:12.5px}
  .cluster{flex-direction:column;gap:44px}
  .featured h1{font-size:42px}
  .d-hero h1{font-size:42px}
  .site-head{flex-direction:column;gap:18px;align-items:flex-start}
  .web-header{font-size:19px;padding-top:26px}
  .slide{grid-template-columns:1fr}
  .mosaic{grid-template-columns:1fr;grid-auto-rows:220px}
  .mosaic .big{grid-column:span 1}
  .specs{grid-template-columns:1fr}
  .manifest-box{padding:44px 26px}
  .filter{gap:14px 20px}
  .filter-count{margin-left:0;width:100%}
}

/* =============================================================
   2026-09-30 — homepage filter + featured link update
   ============================================================= */
/* the hidden attribute must always win over component display rules
   (.card{display:block}, .spotlight{display:grid}) — this was the
   "wrong books in a category" bug */
[hidden]{display:none !important}
/* the filter manages scroll itself; stop the browser's scroll anchoring
   from chasing re-sorted cards (the "page jumps" bug) */
body{overflow-anchor:none}

/* featured highlight: whole image + text block link to the review */
.feat-link{display:block;color:var(--blue);transition:opacity .3s}
.feat-link:hover{opacity:.72}
.feat-shot{display:block;overflow:hidden;transition:opacity .3s}
.feat-shot:hover{opacity:.85}

/* Browse bar sticks under the viewport top while you scroll the shelf */
.filter-sentinel{height:0}
.filter{position:sticky;top:0;z-index:20;background:var(--bone)}
.filter button{white-space:nowrap}

/* spotlight eyebrow: category with brass dot */
.spot-eyebrow .dot{width:5px;height:5px;background:var(--brass);border-radius:50%;display:inline-block}

/* re-sort transition: fading ghosts of books leaving the shelf */
.flip-ghosts{position:absolute;top:0;left:0;width:0;height:0;pointer-events:none;z-index:5}
.flip-ghosts > *{position:absolute !important;margin:0 !important}

@media (max-width:600px){
  /* one swipeable row so the sticky bar stays a single line on phones */
  .filter{flex-wrap:nowrap;overflow-x:auto;gap:22px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
  .filter::-webkit-scrollbar{display:none}
  .filter .browse,.filter button{flex:none}
  .filter-count{display:none}
}

/* The List: arrow at the right of each row, same motion as "Read on →" */
.row .r-arrow{justify-self:end;font-size:18px;color:var(--blue);transition:transform .3s}
a.row:hover .r-arrow{transform:translateX(4px)}
@media (max-width:1000px){
  .row{position:relative;padding-right:34px}
  .row .r-arrow{position:absolute;right:0;top:50%;margin-top:-12px}
}

/* =============================================================
   2026-09-30 — nav: logo rollover, social icons, hide-on-scroll glass header
   ============================================================= */
.head-spacer{height:163px}                 /* exact height set by main.js */
.site-head{
  position:fixed;top:0;left:0;right:0;z-index:50;background:var(--bone);
  padding-left:max(var(--pad), calc((100vw - 1440px) / 2 + var(--pad)));
  padding-right:max(var(--pad), calc((100vw - 1440px) / 2 + var(--pad)));
  transition:padding .35s cubic-bezier(.2,.7,.2,1), background-color .35s, transform .38s cubic-bezier(.2,.7,.2,1);
}
.site-head.is-tracking{transition:padding .35s cubic-bezier(.2,.7,.2,1), background-color .35s}  /* follows scroll 1:1 near the top */
.site-head.is-hidden{transform:translateY(-101%)}
.site-head.is-compact{
  padding-top:14px;padding-bottom:14px;
  background:rgba(247,244,236,.72);
  -webkit-backdrop-filter:blur(14px) saturate(1.15);backdrop-filter:blur(14px) saturate(1.15);
}
.site-head.no-anim,.site-head.no-anim *{transition:none !important}
.site-head .logo{transition:height .35s cubic-bezier(.2,.7,.2,1)}
.site-head.is-compact .logo{height:52px}

/* logo rollover: the filled moon fades in */
.logo-link{display:block}
.logo-stack{position:relative;display:block}
.logo-stack .logo-filled{position:absolute;top:0;left:0;opacity:0;transition:opacity .35s ease, height .35s cubic-bezier(.2,.7,.2,1)}
.logo-link:hover .logo-filled,.logo-link:focus-visible .logo-filled{opacity:1}

/* social icons (nav + footer) — Komodo Blue */
.nav{align-items:center}
.social{display:inline-flex;align-items:center;gap:18px}
/* hover changes the icon COLOUR, not opacity: an opacity transition moves the icon onto its own
   GPU layer mid-hover, which snaps it to a different sub-pixel position (the 1px "wiggle") */
.social a{display:inline-flex;color:var(--blue);padding:0;opacity:1;transition:color .25s}
.nav .social a:hover,.social a:hover{opacity:1;color:rgba(0,21,138,.55)}
.social svg{width:18px;height:18px;fill:currentColor;display:block;flex:none;transform:translateZ(0);backface-visibility:hidden}
.foot-social{display:inline-flex;align-items:center;gap:14px}
.foot-social .social{gap:14px}
.foot-social .social svg{width:14px;height:14px}
.foot-mail{color:var(--muted);text-decoration:none;text-transform:none;letter-spacing:.06em;border-bottom:1px solid var(--hair);padding-bottom:1px;transition:color .2s,border-color .2s}
.foot-mail:hover,.foot-mail:focus-visible{color:var(--blue);border-color:var(--blue)}

/* Browse bar sits under the header whenever the header is showing */
.filter{top:var(--stick-top, 0px);transition:top .38s cubic-bezier(.2,.7,.2,1)}

@media (max-width:1000px){
  .head-spacer{height:131px}
  .site-head.is-compact .logo{height:44px}
}
@media (max-width:600px){
  .head-spacer{height:173px}
  .site-head.is-compact{gap:8px;padding-top:10px;padding-bottom:10px}
  .site-head.is-compact .logo{height:34px}
  .social{gap:16px}
}

/* ---- launch build (2026-10-06) ------------------------------------------
   Responsive images: <picture> wrappers are layout-neutral, and <img> carries
   width/height (for no layout shift) so it must size from its width.
   Library category bar: real links (crawlable) styled like the homepage filter. */
picture{display:contents}
img{height:auto}
.filter a{
  font-family:var(--sans);font-size:15px;letter-spacing:.16em;text-transform:uppercase;color:var(--blue);
  padding:4px 0;opacity:.5;border-bottom:1px solid transparent;transition:opacity .25s;white-space:nowrap;
}
.filter a:hover{opacity:.8}
.filter a.active{opacity:1;border-bottom:1px solid var(--blue)}
.filter a:focus-visible{outline:1px solid var(--blue);outline-offset:4px}
@media (max-width:600px){ .filter a{flex:none} }
/* Library rows on tablet/phone: thumbnail fits its 96px column (was 140px and overlapped the text). */
@media (max-width:1000px){ .row .thumb{width:96px;height:72px} }
/* Screen-reader-only text (e.g. the Manifest page H1). */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ---- page-to-page transitions (2026-10-06) ---------------------------------
   Browsers that support cross-document View Transitions (Chrome, Edge, Safari 18.2+)
   cross-fade between pages; the header and the Library Browse bar stay in place.
   Others load pages normally. Skipped for people who prefer reduced motion. */
@media (prefers-reduced-motion: no-preference){
  @view-transition{navigation:auto}
  .site-head{view-transition-name:site-head}
  nav.filter{view-transition-name:library-bar}
  .list-head{view-transition-name:list-head}
  ::view-transition-old(root){animation:kmb-fade-out .22s ease-in both}
  ::view-transition-new(root){animation:kmb-rise-in .38s cubic-bezier(.2,.7,.2,1) both}
  ::view-transition-group(list-head){animation-duration:.3s}
}
@keyframes kmb-fade-out{to{opacity:0}}
@keyframes kmb-rise-in{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ---- book pages: breadcrumbs, second retailer, related (2026-10-06) ---- */
.d-hero .crumbs a{color:inherit;transition:color .2s}
.d-hero .crumbs a:hover{color:var(--blue)}
.d-buy{display:flex;align-items:baseline;gap:18px;flex-wrap:wrap}
.or-shop{font-family:var(--sans);font-size:12.5px;letter-spacing:.06em;color:var(--muted)}
.or-shop a{color:var(--muted);border-bottom:1px solid var(--hair);transition:color .2s}
.or-shop a:hover{color:var(--blue)}
.cta .buy-wrap{display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.buy-alt{font-family:var(--sans);font-size:12.5px;letter-spacing:.06em;color:rgba(243,235,216,.7)}
.buy-alt a{color:rgba(243,235,216,.85);border-bottom:1px solid rgba(243,235,216,.35)}
.buy-alt a:hover{color:var(--moon)}
.related{border-bottom:1px solid var(--hair)}
.related-head{font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);padding:48px var(--pad) 0}

/* ---- Disclosures & Privacy page + footer link (2026-10-06) ---- */
.legal{max-width:760px;padding:24px var(--pad) 96px}
.legal-updated{font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.legal h2{font-family:var(--sans);font-weight:500;font-size:13px;letter-spacing:.16em;text-transform:uppercase;margin:44px 0 14px}
.legal p{font-family:var(--serif);font-size:20px;line-height:1.6;margin:0 0 18px}
.legal a,.cta .disclosure a{text-decoration:underline;text-underline-offset:3px}
.cta .disclosure a{color:inherit}
.foot-legal{color:inherit;text-decoration:underline;text-underline-offset:3px}

/* ---- cookie notice (2026-10-06): sharp, flat, Komodo Blue on Bone ---- */
.consent{position:fixed;left:24px;bottom:24px;z-index:60;max-width:380px;background:var(--bone);color:var(--blue);
  border:1px solid var(--blue);padding:18px 20px;display:flex;flex-direction:column;gap:14px}
.consent[hidden]{display:none!important}
.consent p{margin:0;font-family:var(--serif);font-size:17px;line-height:1.4}
.consent p a{text-decoration:underline;text-underline-offset:3px}
.consent-btns{display:flex;gap:10px}
.consent-btns button{font-family:var(--sans);font-size:12px;letter-spacing:.16em;text-transform:uppercase;cursor:pointer;
  padding:9px 16px;border:1px solid var(--blue);background:var(--blue);color:var(--moon)}
.consent-btns button[data-decline]{background:transparent;color:var(--blue)}
.consent-btns button:focus-visible{outline:1px solid var(--blue);outline-offset:3px}
@media (max-width:600px){ .consent{left:12px;right:12px;bottom:12px;max-width:none} }