/* Shared by lathe.html (wood) and lathe-metal.html (machine shop). Each page sets its own palette and HUD layout. */
:root{--bg:#14100c;--panel:rgba(30,23,17,.86);--line:rgba(255,222,170,.16);--ink:#f4eadb;--dim:#b9a892;--brass:#e8b464;--ok:#6fe08c;--bad:#ff6b5a;--blue:#9fe3ff;
  --primary:#7a5a1e;--paper:#10202b;--veil:rgba(14,10,7,.86);--vig:rgba(8,5,3,.62)}
*{box-sizing:border-box}
html,body{margin:0;height:100%;background:var(--bg);color:var(--ink);overflow:hidden;
  font:15px/1.35 ui-rounded,"SF Pro Rounded","Segoe UI",system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased}
#gl{position:fixed;inset:0;width:100%;height:100%;display:block;touch-action:none;outline:none}
#vig{position:fixed;inset:0;pointer-events:none;background:radial-gradient(ellipse at 50% 55%,transparent 45%,var(--vig) 100%)}
.hide{display:none!important}
button{font:inherit;color:inherit;cursor:pointer;-webkit-tap-highlight-color:transparent}
kbd{font:600 11px/1 ui-monospace,Menlo,monospace;color:var(--dim);border:1px solid var(--line);border-radius:4px;padding:2px 4px;margin-left:6px}
a{color:var(--brass)}

#hud{position:fixed;inset:0;pointer-events:none;user-select:none;-webkit-user-select:none}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}

.overlay{position:fixed;inset:0;display:flex;overflow:auto;-webkit-overflow-scrolling:touch}
#menu{background:var(--veil);padding:24px 16px}
#menuBox{margin:auto;width:min(880px,100%)}
#menu h1{margin:0;font-size:clamp(30px,6vw,46px);letter-spacing:6px;font-weight:800;color:var(--brass)}
#menu .sub{color:var(--dim);margin:2px 0 18px}
#cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px}
.card{text-align:left;padding:12px;border-radius:12px;background:var(--panel);border:1px solid var(--line);display:block;width:100%}
.card:hover,.card:focus-visible{border-color:var(--brass);outline:none}
.card canvas{display:block;width:100%;height:auto;border-radius:8px;background:var(--paper);margin-bottom:8px}
.card .nm{font-weight:700;font-size:16px;display:flex;justify-content:space-between;gap:8px}
.card .meta{color:var(--dim);font-size:12px;display:flex;justify-content:space-between;gap:8px;margin-top:2px}
.stars{color:var(--brass);letter-spacing:2px}
.stars i{font-style:normal;color:rgba(255,255,255,.2)}
#howto{color:var(--dim);margin-top:16px;font-size:13px;line-height:1.6}
#howto b{color:var(--ink);font-weight:600}
#other{margin-top:14px;font-size:13px;color:var(--dim)}

#resBtns{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:10px}
#resBtns button{background:rgba(255,255,255,.06);border:1px solid var(--line);border-radius:10px;padding:8px 14px}
#resBtns button:hover{border-color:var(--brass)}
#resBtns button.primary{background:var(--primary);border-color:var(--brass)}
#fatal{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;padding:24px;text-align:center;color:var(--dim)}