/* Shared styles for the /resources/ study pages.
   Tokens mirror docs/index.html, which keeps its own inline copy so the
   landing page stays a single request. Change a colour in one, change it
   in the other. */

@font-face{font-family:'Bricolage Grotesque';src:url('fonts/BricolageGrotesque-ExtraBold.woff2') format('woff2');
           font-weight:800;font-style:normal;font-display:swap}
@font-face{font-family:'Instrument Sans';src:url('fonts/InstrumentSans-Regular.woff2') format('woff2');
           font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'Instrument Sans';src:url('fonts/InstrumentSans-Medium.woff2') format('woff2');
           font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:'Instrument Sans';src:url('fonts/InstrumentSans-SemiBold.woff2') format('woff2');
           font-weight:600;font-style:normal;font-display:swap}

:root{
  --bg:#FFFFFF; --surface:#FFFFFF; --soft:#E2E0D2;
  --ink:#14150F; --onInk:#FAF9F4; --ink2:#5A5C4E;
  --rule:#14150F; --hair:#E2E0D2;
  --mark:#D8F034; --markInk:#3F4A17;
  --brand:#1E5B34; --brandSoft:#F3F7CE;
  --maxw:1180px;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0F120C; --surface:#181A14; --soft:#252B22;
    --ink:#F1F0E5; --onInk:#0E1512; --ink2:#9DA294;
    --rule:#697267; --hair:#252B22;
    --mark:#BCCD43; --markInk:#15170F;
    --brand:#5EC873; --brandSoft:#1E3223;
  }
}
:root[data-theme="dark"]{
  --bg:#0F120C; --surface:#181A14; --soft:#252B22;
  --ink:#F1F0E5; --onInk:#0E1512; --ink2:#9DA294;
  --rule:#697267; --hair:#252B22;
  --mark:#BCCD43; --markInk:#15170F;
  --brand:#5EC873; --brandSoft:#1E3223;
}

*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;
     font-family:'Instrument Sans',system-ui,-apple-system,"Segoe UI",sans-serif;font-size:16px;line-height:1.5}
img,svg{max-width:100%}
a{color:var(--brand);text-underline-offset:3px}
a:hover{color:var(--ink)}
.disp{font-family:'Bricolage Grotesque','Instrument Sans',system-ui,sans-serif;font-weight:800;letter-spacing:-0.035em;line-height:1.04}
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:24px}
.label{font-size:10.5px;font-weight:600;letter-spacing:0.16em;text-transform:uppercase;color:var(--ink2)}
.swipe{background:var(--mark);color:var(--markInk);box-decoration-break:clone;-webkit-box-decoration-break:clone;padding:0 4px}
:focus-visible{outline:2.5px solid var(--brand);outline-offset:3px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:56px;padding:0 24px;border-radius:8px;
     background:var(--ink);color:var(--onInk);text-decoration:none;border:1.5px solid var(--ink);
     font-family:'Bricolage Grotesque','Instrument Sans',sans-serif;font-weight:800;font-size:17px;letter-spacing:-0.02em;
     transition:background .14s ease,color .14s ease,border-color .14s ease}
.btn:hover{background:var(--mark);border-color:var(--mark);color:var(--markInk)}
.btn svg{width:19px;height:19px;flex:none}
.btn .sub{display:block;font-family:'Instrument Sans',sans-serif;font-weight:500;font-size:10.5px;
          letter-spacing:.04em;text-transform:uppercase;opacity:.72;line-height:1.1}
.btn .big{display:block;font-size:17px;line-height:1.15}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--hair)}
.btn.ghost:hover{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn.sm{height:42px;padding:0 15px;font-size:14px;border-radius:6px;gap:7px}
.btn.sm svg{width:15px;height:15px}

header{position:sticky;top:env(safe-area-inset-top,0px);z-index:30;background:color-mix(in srgb,var(--bg) 92%,transparent);
       backdrop-filter:blur(10px);border-bottom:1.5px solid var(--hair)}
.nav{max-width:var(--maxw);margin:0 auto;padding:13px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.wordmark{display:flex;align-items:center;gap:9px;font-family:'Bricolage Grotesque',sans-serif;font-weight:800;
          font-size:19px;letter-spacing:-0.03em;color:var(--ink);text-decoration:none}
.wordmark .mk{width:15px;height:auto;color:var(--brand);flex:none}
.navlinks{display:none;gap:30px;list-style:none;margin:0;padding:0}
.navlinks a{color:var(--ink2);font-size:14px;font-weight:600;text-decoration:none;white-space:nowrap}
.navlinks a:hover{color:var(--ink)}
@media(min-width:860px){.navlinks{display:flex;align-items:center}}

main{padding-bottom:20px}
.crumbs{padding:22px 0 0;font-size:13px;color:var(--ink2)}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0}
.crumbs li::after{content:"/";margin-left:8px;color:var(--hair)}
.crumbs li:last-child::after{content:""}
.crumbs a{color:var(--ink2);text-decoration:none;font-weight:600}
.crumbs a:hover{color:var(--ink)}

.masthead{padding:26px 0 0}
.masthead>*{max-width:760px}
.masthead h1{margin:14px 0 0;font-size:clamp(33px,5.2vw,58px);text-wrap:balance}
.masthead .lead{margin:20px 0 0;font-size:17.5px;line-height:1.6;color:var(--ink2);max-width:56ch}

.counts{display:flex;margin-top:32px;border-top:2px solid var(--rule);border-bottom:1.5px solid var(--hair);padding:18px 0}
.counts div{flex:1;text-align:center;border-right:1.5px solid var(--hair)}
.counts div:last-child{border-right:none}
.counts .n{font-family:'Bricolage Grotesque',sans-serif;font-weight:800;font-size:clamp(21px,3vw,29px);
           letter-spacing:-0.05em;font-variant-numeric:tabular-nums}
.counts .t{font-size:11.5px;font-weight:600;color:var(--ink2);margin-top:3px}

/* Sticky control bar: tier switch + live filter. Everything still renders
   without JavaScript — the controls simply do nothing. */
.controls{position:sticky;top:64px;z-index:20;margin-top:34px;padding:14px 0;
          background:color-mix(in srgb,var(--bg) 94%,transparent);backdrop-filter:blur(10px);
          border-top:1.5px solid var(--hair);border-bottom:1.5px solid var(--hair);
          display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between}
.tierswitch{display:inline-flex;border:1.5px solid var(--hair);border-radius:8px;overflow:hidden}
.tierswitch button{appearance:none;border:0;background:transparent;color:var(--ink2);cursor:pointer;
                   font-family:'Instrument Sans',sans-serif;font-weight:600;font-size:14px;padding:9px 16px}
.tierswitch button[aria-pressed="true"]{background:var(--ink);color:var(--onInk)}
.filter{flex:1;min-width:190px;max-width:340px}
.filter input{width:100%;height:40px;padding:0 13px;border-radius:8px;border:1.5px solid var(--hair);
              background:var(--surface);color:var(--ink);font:inherit;font-size:14.5px}
.filter input::placeholder{color:var(--ink2)}
.hitcount{font-size:13px;color:var(--ink2);font-variant-numeric:tabular-nums}

.group{margin-top:44px}
.group h2{font-family:'Bricolage Grotesque',sans-serif;font-weight:800;font-size:clamp(22px,2.8vw,28px);
          letter-spacing:-0.03em;margin:0;padding-bottom:12px;border-bottom:2px solid var(--rule);
          display:flex;align-items:baseline;justify-content:space-between;gap:16px}
.group h2 .gcount{font-family:'Instrument Sans',sans-serif;font-weight:500;font-size:12.5px;
                  letter-spacing:0;color:var(--ink2)}

.words{width:100%;border-collapse:collapse;margin-top:6px;table-layout:fixed}
.words th{text-align:left;font-size:10.5px;font-weight:600;letter-spacing:0.14em;text-transform:uppercase;
          color:var(--ink2);padding:14px 10px 10px;border-bottom:1.5px solid var(--hair)}
.words td{padding:14px 10px;border-bottom:1.5px solid var(--hair);vertical-align:top;font-size:15px;line-height:1.5}
.words tr[hidden]{display:none}
.words .es{font-weight:600;width:24%}
.words .en{color:var(--ink2);width:26%}
.words .ex{color:var(--ink2);font-size:14px;width:50%}
.words .ex em{font-style:normal;color:var(--ink);display:block}
.words .ex span{display:block;margin-top:3px;opacity:.82}
.say{display:block;margin-top:3px;font-size:12.5px;color:var(--ink2);font-variant-numeric:tabular-nums}
.hi{display:inline-block;margin-left:7px;padding:2px 6px;border-radius:4px;background:var(--brandSoft);color:var(--brand);
    font-size:9.5px;font-weight:600;letter-spacing:0.1em;text-transform:uppercase;vertical-align:2px}
.empty{padding:34px 10px;color:var(--ink2);font-size:15px}

@media(max-width:720px){
  .controls{top:60px}
  .words,.words tbody,.words tr,.words td{display:block;width:auto}
  .words thead{display:none}
  .words tr{padding:15px 0;border-bottom:1.5px solid var(--hair)}
  .words td{border:0;padding:0}
  .words .es{font-size:17px}
  .words .en{margin-top:2px}
  .words .ex{margin-top:8px}
}

.pagecta{margin:64px 0 0;background:var(--ink);color:var(--onInk);border-radius:12px;
         padding:clamp(32px,5vw,58px) clamp(22px,4vw,48px);text-align:center}
.pagecta h2{margin:0;font-size:clamp(25px,3.6vw,40px);color:var(--onInk);text-wrap:balance}
.pagecta p{margin:18px auto 26px;color:color-mix(in srgb,var(--onInk) 74%,transparent);font-size:16px;max-width:46ch}
.pagecta .btn{background:var(--mark);border-color:var(--mark);color:var(--markInk)}
.pagecta .btn:hover{background:var(--bg);border-color:var(--bg);color:var(--ink)}

.hub{margin-top:44px;display:grid;grid-template-columns:1fr;gap:0}
@media(min-width:760px){.hub{grid-template-columns:1fr 1fr;column-gap:52px}}
.hubitem{padding:24px 0;border-top:1.5px solid var(--hair)}
.hubitem h2{font-family:'Bricolage Grotesque',sans-serif;font-weight:800;font-size:19px;letter-spacing:-0.03em;margin:0 0 7px}
.hubitem h2 a{text-decoration:none;color:var(--ink)}
.hubitem h2 a:hover{color:var(--brand)}
.hubitem p{margin:0;font-size:14.5px;line-height:1.55;color:var(--ink2)}
.hubitem.soon h2{color:var(--ink2)}
.soontag{display:inline-block;margin-left:8px;padding:2px 7px;border-radius:4px;border:1.5px solid var(--hair);
         color:var(--ink2);font-size:9.5px;font-weight:600;letter-spacing:0.1em;text-transform:uppercase;vertical-align:2px}

footer{border-top:2px solid var(--rule);padding:42px 0 54px;margin-top:80px}
.foot{display:flex;flex-wrap:wrap;gap:28px;justify-content:space-between}
.foot p{margin:10px 0 0;color:var(--ink2);font-size:13.5px;max-width:34ch}
.footlinks{display:flex;flex-wrap:wrap;gap:20px;list-style:none;margin:0;padding:0}
.footlinks a{color:var(--ink2);font-size:14px;font-weight:600;text-decoration:none}
.footlinks a:hover{color:var(--ink)}
.footbase{margin-top:32px;padding-top:18px;border-top:1.5px solid var(--hair);display:flex;flex-wrap:wrap;
          gap:8px 20px;justify-content:space-between;font-size:12px;color:var(--ink2)}

.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;
                 clip:rect(0 0 0 0);white-space:nowrap;border:0}