/* Layout: the shelf that holds the specimen books. Same paper, ink and faces as the workbooks; one grid of spines grouped by what you are making. */
:root{
  --bg:#F2F4F7; --panel:#FFFFFF; --ink:#161C27; --ink2:#4B5466; --ink3:#7C8597; --line:#DCE1E8;
  --accent:#2B50D8; --accent-soft:#E3E9FC;
  --see:#2B50D8; --build:#1F8A80; --say:#C0532F;
  --display:"Bricolage Grotesque","Avenir Next","Segoe UI",system-ui,sans-serif;
  --body:"IBM Plex Sans","Segoe UI",system-ui,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#10141B; --panel:#181D26; --ink:#E8ECF2; --ink2:#A9B1BF; --ink3:#7A8394; --line:#2A313D;
  --accent:#86A2FF; --accent-soft:#1E2846;
  --see:#86A2FF; --build:#4FC7BB; --say:#F08A62;
  color-scheme:dark;
}}
:root[data-theme="dark"]{
  --bg:#10141B; --panel:#181D26; --ink:#E8ECF2; --ink2:#A9B1BF; --ink3:#7A8394; --line:#2A313D;
  --accent:#86A2FF; --accent-soft:#1E2846;
  --see:#86A2FF; --build:#4FC7BB; --say:#F08A62;
  color-scheme:dark;
}
*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font:15px/1.55 var(--body);padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:0 64px}
.wrap{max-width:1180px;margin:0 auto}
h1,h2,h3{font-family:var(--display);text-wrap:balance;margin:0;letter-spacing:-.01em}
a{color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}

.top{padding-block:44px 28px;display:grid;gap:14px;max-width:760px}
.eyebrow{font:500 12px/1 var(--mono);text-transform:uppercase;letter-spacing:.12em;color:var(--ink2)}
.top h1{font-size:clamp(38px,6.4vw,64px);font-weight:760;line-height:1;font-variation-settings:"opsz" 96}
.top p{margin:0;color:var(--ink2);font-size:17px;max-width:60ch}
.bar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:6px}
.search{flex:1 1 280px;max-width:440px;font:15px var(--body);padding:10px 13px;border-radius:9px;border:1px solid var(--line);background:var(--panel);color:var(--ink)}
.filters{display:flex;flex-wrap:wrap;gap:6px}
.f{font:500 13px var(--body);border-radius:999px;padding:6px 12px;border:1px solid var(--line);background:var(--panel);color:var(--ink2);cursor:pointer}
.f[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:var(--bg)}

.group{padding-block:12px 32px}
.ghead{display:flex;align-items:baseline;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.ghead h2{font-size:26px;font-weight:720}
.ghead p{margin:0;color:var(--ink2);font-size:14.5px}
.shelf{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:14px}
.book{position:relative;display:grid;grid-template-columns:52px minmax(0,1fr);gap:14px;align-items:start;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px 16px 14px;transition:border-color .2s,transform .2s}
.book:hover{border-color:var(--c);transform:translateY(-2px)}
.glyph{width:52px;height:52px;border-radius:10px;background:color-mix(in srgb,var(--c) 13%,transparent);display:grid;place-items:center}
.glyph svg{width:34px;height:34px;fill:none;stroke:var(--c);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.glyph svg .fill{fill:var(--c);stroke:none}
.bbody{display:grid;gap:5px;min-width:0}
.book h3{font-size:19px;font-weight:700;line-height:1.2}
.book h3 a{color:var(--ink);text-decoration:none}
.book h3 a::after{content:"";position:absolute;inset:0;border-radius:12px}
.book p{margin:0;font-size:14px;color:var(--ink2)}
.meta{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:6px}
.use{font:500 11px/1 var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--c)}
.copy{position:relative;z-index:1;font:600 12.5px var(--body);border-radius:7px;padding:5px 10px;cursor:pointer;border:1px solid var(--line);background:var(--panel);color:var(--ink2)}
.copy:hover{border-color:var(--ink3);color:var(--ink)}
.copy.done{border-color:var(--c);color:var(--c)}
.tools{margin-bottom:22px}
.trow{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px}
.tool{display:grid;gap:3px;padding:14px 16px;border-radius:12px;background:var(--ink);color:var(--bg);text-decoration:none}
.tool b{font:700 17px var(--display)}
.tool span{font-size:13.5px;opacity:.8}
.tool:hover{background:var(--accent)}
.empty{color:var(--ink2);padding:12px 0 28px}

.how{border-top:1px solid var(--line);padding-top:28px;margin-top:8px;display:grid;gap:16px}
.how h2{font-size:24px}
.ways{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin:0;padding:0;list-style:none}
.ways li{display:grid;gap:4px;align-content:start}
.ways strong{font-weight:600}
.ways span{color:var(--ink2);font-size:14px}
.foot{color:var(--ink3);font-size:13px;margin-top:28px;max-width:70ch}
@media (prefers-reduced-motion: reduce){.book{transition:none}.book:hover{transform:none}}
.copy{white-space:nowrap;flex:none}