/* CharChar Doodles — a paper-and-markers theme, taken from the logo:
   chunky ink outlines, hard offset shadows like a sticker, marker colours. */
:root{
  --paper:#fdfcfa; --card:#ffffff; --ink:#2b2b33; --line:#e4e1da; --dim:#797785;
  --pink:#f45fa0; --purple:#9b30c9; --yellow:#f5c400; --teal:#35bfc0; --blue:#2563eb;
  --good:#46a758; --bad:#e5484d;
  --accent:var(--pink);
  --pad:16px; --r:18px;
  --pop:0 3px 0 var(--ink);      /* the "drawn sticker" offset */
}
*{box-sizing:border-box; -webkit-tap-highlight-color:transparent}
/* An author rule with an explicit `display` beats the UA's [hidden] rule, so the
   hidden attribute silently stops working on .btn and friends. Restore it. */
[hidden]{display:none !important}
html,body{height:100%}
body{
  margin:0; background:var(--paper); color:var(--ink);
  font:16px/1.4 -apple-system,BlinkMacSystemFont,"SF Pro Text",system-ui,sans-serif;
  overscroll-behavior:none; touch-action:manipulation;
  padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}
.screen{display:none; height:100dvh; flex-direction:column; padding:var(--pad); gap:12px}
.screen.on{display:flex}
.center{align-items:center; justify-content:center; text-align:center}
.scroll{flex:1; min-height:0; overflow-y:auto; -webkit-overflow-scrolling:touch;
  display:flex; flex-direction:column; gap:12px; padding-bottom:8px}

header{display:flex; align-items:center; gap:10px}
header h1{flex:1; font-size:17px; font-weight:800; margin:0; letter-spacing:-.01em;
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis}
.logomark{height:46px; flex:1; object-fit:contain; object-position:left center}
.logo{width:82%; max-width:330px; margin-bottom:6px}
.hbtns{display:flex; gap:6px}
h2{font-size:22px; font-weight:800; margin:6px 0}
p{margin:6px 0}
.muted{color:var(--dim)}
.small{font-size:13px}
.tag{font-size:13px; color:var(--dim); margin:0}

.card{background:var(--card); border:2px solid var(--ink); border-radius:var(--r);
  padding:16px; box-shadow:var(--pop)}
.cardhead{display:flex; justify-content:space-between; align-items:baseline;
  font-size:12px; color:var(--dim); text-transform:uppercase; letter-spacing:.06em;
  font-weight:800; margin-bottom:10px}

button{font:inherit; color:inherit; border:0; background:none; cursor:pointer}
.btn{display:block; width:100%; padding:15px; border-radius:14px;
  background:var(--accent); color:#fff; font-weight:800; font-size:17px;
  border:2px solid var(--ink); box-shadow:var(--pop)}
.btn:active{transform:translateY(2px); box-shadow:0 1px 0 var(--ink)}
.btn.ghost{background:var(--card); color:var(--ink); font-weight:700}
.btn[disabled]{opacity:.45; box-shadow:none}
.icon{min-width:42px; height:42px; padding:0 10px; border-radius:12px;
  background:var(--card); border:2px solid var(--ink); font-size:16px;
  box-shadow:0 2px 0 var(--ink); font-weight:700}
.icon:active{transform:translateY(2px); box-shadow:none}
.icon.seg{font-size:13px; font-weight:800; color:var(--dim); box-shadow:none;
  border-color:var(--line)}
.icon.seg.on{border-color:var(--ink); color:var(--ink); background:var(--yellow)}

/* today's word — the hero of the home screen */
.word{font-size:clamp(34px,10.5vw,50px); font-weight:900; letter-spacing:-.02em;
  margin:6px 0 14px; color:var(--purple)}
.small-word{font-size:28px; color:var(--teal)}
.wordbtns{display:flex; gap:10px}
.wordbtns .btn{flex:1}
.diff{display:flex; gap:10px}
.diff button{flex:1; padding:15px; border-radius:14px; border:2px solid var(--ink);
  background:var(--card); font-weight:800; box-shadow:var(--pop)}
.diff button:nth-child(1){background:var(--teal); color:#fff}
.diff button:nth-child(2){background:var(--purple); color:#fff}
.diff button:active{transform:translateY(2px); box-shadow:0 1px 0 var(--ink)}

.chips{display:flex; flex-wrap:wrap; gap:8px}
.chips button{padding:10px 14px; border-radius:999px; border:2px solid var(--ink);
  background:var(--yellow); font-size:14px; font-weight:700; box-shadow:0 2px 0 var(--ink)}
.list{display:flex; flex-direction:column; gap:10px}
.row{display:flex; align-items:center; gap:10px; padding:13px;
  border:2px solid var(--ink); border-radius:14px; width:100%; text-align:left;
  background:var(--card); box-shadow:0 2px 0 var(--ink)}
.row .who{flex:1; font-weight:800}
.row .when{font-size:13px; color:var(--dim); font-weight:600}
.row.new{background:#fff7dc}
.row:active{transform:translateY(2px); box-shadow:none}

.stage{flex:1; min-height:0; display:flex; align-items:center; justify-content:center}
/* Size is set in JS (fitCanvas) so the box is always exactly square — CSS
   width:100% + max-height:100% letterboxes it on an iPad. */
canvas{background:#fff; border-radius:var(--r); touch-action:none; display:block;
  border:2px solid var(--ink); box-shadow:0 4px 0 var(--ink)}
.tools{display:flex; align-items:center; gap:10px; justify-content:space-between}
/* Undo/clear live beside Done: six swatches plus two sizes plus two icons will not
   fit across a 375px phone, and the icons were being pushed off-screen. */
.doneRow{display:flex; gap:10px; align-items:stretch}
.doneRow .btn{flex:1}
.doneRow .icon{height:auto; min-width:54px; font-size:19px}
.swatches{display:flex; gap:8px; flex:1}
.sw{width:34px; height:34px; border-radius:50%; border:2px solid var(--ink)}
.sw.sel{transform:scale(1.18); box-shadow:0 0 0 3px var(--paper),0 0 0 5px var(--ink)}
.sizes{display:flex; gap:6px}
.sz{width:38px; height:38px; border-radius:11px; background:var(--card);
  border:2px solid var(--ink); display:grid; place-items:center}
.sz.sel{background:var(--yellow)}
.sz i{display:block; background:var(--ink); border-radius:50%}

.bar{height:8px; border-radius:99px; background:var(--card);
  border:2px solid var(--ink); overflow:hidden}
.bar i{display:block; height:100%; background:var(--teal)}
.bar.hot i{background:var(--bad)}

.choices{display:grid; grid-template-columns:1fr 1fr; gap:10px}
.choices button{padding:17px 8px; border-radius:14px; background:var(--card);
  border:2px solid var(--ink); font-weight:800; font-size:16px; box-shadow:var(--pop)}
.choices button:active{transform:translateY(2px); box-shadow:0 1px 0 var(--ink)}
.choices button.right{background:var(--good); color:#fff}
.choices button.wrong{background:var(--bad); color:#fff}
.choices button:disabled{opacity:.6; box-shadow:none}

.verdict{font-size:32px; font-weight:900}
.pts{font-size:66px; font-weight:900; letter-spacing:-.03em; line-height:1;
  margin:6px 0; color:var(--pink)}
#s-result .btn{max-width:340px; margin-top:20px}

.board{width:100%; border-collapse:collapse; font-size:15px}
.board th{text-align:right; font-size:11px; color:var(--dim); text-transform:uppercase;
  letter-spacing:.06em; padding:6px 4px; font-weight:800}
.board th:first-child{text-align:left}
.board td{padding:11px 4px; border-top:2px solid var(--line); text-align:right; font-weight:600}
.board td:first-child{text-align:left; font-weight:800}
.board tr.me td{color:var(--purple)}

.addrow{display:flex; gap:10px}
.addrow input{flex:1; padding:13px; border-radius:14px; background:var(--card);
  border:2px solid var(--ink); color:var(--ink); font:inherit; min-width:0}
.addrow .btn{width:auto; padding:13px 20px}
.linkbox{word-break:break-all; font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:13px; background:#fff8e5; border:2px solid var(--ink);
  border-radius:12px; padding:12px; margin:8px 0}

.spinner{width:30px; height:30px; border-radius:50%;
  border:4px solid var(--line); border-top-color:var(--pink);
  animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

.row2{display:flex; gap:10px}
.row2 .btn{flex:1}

body.has-banner .scroll{padding-bottom:118px}

#a2hs{position:fixed; left:12px; right:12px;
  bottom:calc(12px + env(safe-area-inset-bottom));
  display:flex; align-items:center; gap:12px;
  background:var(--yellow); color:var(--ink);
  border:2px solid var(--ink); border-radius:16px; padding:14px;
  box-shadow:var(--pop); z-index:8}
#a2hs p{margin:2px 0 0}
#a2hs > div{flex:1}

#toast{position:fixed; left:50%; bottom:calc(24px + env(safe-area-inset-bottom));
  transform:translateX(-50%) translateY(20px); background:var(--ink); color:#fff;
  border-radius:12px; padding:12px 18px; font-weight:600;
  opacity:0; pointer-events:none; transition:opacity .2s, transform .2s; z-index:9}
#toast.on{opacity:1; transform:translateX(-50%) translateY(0)}