:root{
    --bg:var(--gray-0); --bg-2:var(--gray-20); --panel:var(--gray-0);
    --text:var(--gray-750); --text-2:var(--gray-500); --text-3:var(--gray-300);
    --brand:var(--violet-400);
    --line:color-mix(in srgb, var(--gray-900) 8%, transparent); --line-strong:color-mix(in srgb, var(--gray-900) 13%, transparent);
    --shadow-float:0 0 0 1px color-mix(in srgb, var(--gray-900) 5%, transparent), 0 2px 6px color-mix(in srgb, var(--gray-900) 5%, transparent), 0 12px 32px color-mix(in srgb, var(--gray-900) 10%, transparent);
    --ease-exit:cubic-bezier(.215,.61,.355,1);
    --ease-out:cubic-bezier(.16,1,.3,1);
    --ease-spring:cubic-bezier(.34,1.26,.64,1);
    --ok:var(--green-300);
  }
  html[data-theme="dark"]{
    --bg:var(--gray-900); --bg-2:var(--gray-880); --panel:var(--gray-870);
    --text:var(--gray-20); --text-2:var(--gray-350); --text-3:var(--gray-550);
    --brand:var(--violet-450);
    --line:color-mix(in srgb, var(--gray-0) 8%, transparent); --line-strong:color-mix(in srgb, var(--gray-0) 15%, transparent);
    --shadow-float:0 0 0 1px color-mix(in srgb, var(--gray-0) 8%, transparent), 0 2px 6px color-mix(in srgb, var(--gray-900) 40%, transparent), 0 12px 32px color-mix(in srgb, var(--gray-900) 55%, transparent);
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{color-scheme:light dark}
  body{
    font-family:var(--font);
    font-feature-settings:"cv01","ss03";
    background:var(--bg); color:var(--text);
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  button{font:inherit;color:inherit;background:none;border:0;cursor:default}
  a{color:inherit;text-decoration:none}
  ::selection{background:color-mix(in srgb, var(--brand) 25%, transparent)}
  .tab{font-variant-numeric:tabular-nums}
  .mono{font-family:var(--font-mono)}

  .stub{max-width:1080px;margin:0 auto;padding:150px 24px 90px}
  .stub h1{font-size:clamp(40px,4.6vw,56px);font-weight:500;letter-spacing:-0.022em;line-height:1.06;max-width:16ch}
  .stub p{margin-top:16px;font-size:15px;line-height:1.55;color:var(--text-2);max-width:52ch}
  .stub section{margin-top:70px;height:36vh;border-radius:12px;background:var(--bg-2);box-shadow:inset 0 0 0 1px var(--line);display:grid;place-items:center;color:var(--text-3);font-size:13px;font-weight:550}

  .f-base{display:flex;align-items:center;gap:22px;flex-wrap:wrap;padding:18px 0 0;margin-top:26px;border-top:1px solid var(--line);font-size:12px;color:var(--text-3)}
  .f-base a{color:var(--text-2);font-weight:500}
  .f-base a:is(:hover, [data-hover]){color:var(--text)}
  .f-base .sp{flex:1}
  /* =========================================================
     A · RECEIPT — your visit, printed locally
     ========================================================= */
  #ra-foot{padding:70px 24px 40px;display:grid;place-items:center;background:var(--bg-2);border-top:1px solid var(--line)}
  #receipt{
    width:340px;background:var(--panel);
    box-shadow:var(--shadow-float);
    font-family:var(--font-mono);
    font-size:11px;line-height:1.7;color:var(--text-2);
    padding:26px 24px 0;
    clip-path:polygon(0 0,100% 0,100% calc(100% - 8px),97.5% 100%,95% calc(100% - 8px),92.5% 100%,90% calc(100% - 8px),87.5% 100%,85% calc(100% - 8px),82.5% 100%,80% calc(100% - 8px),77.5% 100%,75% calc(100% - 8px),72.5% 100%,70% calc(100% - 8px),67.5% 100%,65% calc(100% - 8px),62.5% 100%,60% calc(100% - 8px),57.5% 100%,55% calc(100% - 8px),52.5% 100%,50% calc(100% - 8px),47.5% 100%,45% calc(100% - 8px),42.5% 100%,40% calc(100% - 8px),37.5% 100%,35% calc(100% - 8px),32.5% 100%,30% calc(100% - 8px),27.5% 100%,25% calc(100% - 8px),22.5% 100%,20% calc(100% - 8px),17.5% 100%,15% calc(100% - 8px),12.5% 100%,10% calc(100% - 8px),7.5% 100%,5% calc(100% - 8px),2.5% 100%,0 calc(100% - 8px));
  }
  #receipt .rc-head{text-align:center;color:var(--text);font-weight:550;letter-spacing:2px;font-size:13px}
  #receipt .rc-sub{text-align:center;font-size:9px;margin-top:2px}
  .rc-line{
    display:flex;justify-content:space-between;gap:8px;
    opacity:0;transform:translateY(4px);
    transition:opacity .25s var(--ease-exit) var(--d,0s), transform .3s var(--ease-out) var(--d,0s);
  }
  .rc-line.in{opacity:1;transform:none}
  .rc-line b{color:var(--text);font-weight:550}
  .rc-line .dots{flex:1;border-bottom:1.5px dotted var(--line-strong);margin-bottom:4px}
  .rc-sep{border-top:1.5px dashed var(--line-strong);margin:12px 0}
  #rcBar{display:flex;align-items:flex-end;height:34px;gap:0;margin:12px 0 4px;justify-content:center}
  #rcBar i{display:block;background:var(--text);height:100%}
  #rc-tear{
    text-align:center;padding:14px 0 22px;
  }
  #rc-tear .btn{height:40px;padding:0 20px;border-radius:9999px;background:var(--text);color:var(--bg);font-family:var(--font);font-size:13px;font-weight:550}
  #rc-note{max-width:340px;margin:16px auto 0;text-align:center;font-size:11px;color:var(--text-3);line-height:1.6}

  @media (prefers-reduced-motion: reduce){
    *{transition-duration:.01ms !important;animation-duration:.01ms !important}
  }
body { font-size: 15px; line-height: normal; }