/* 두그림 — 매일 새로운 틀린그림찾기 */
:root{
  --paper:#F4F2ED;
  --card:#FFFFFF;
  --ink:#191C21;
  --ink-2:#5C6470;
  --ink-3:#8B939E;
  --line:#E2DFD8;
  --brand:#0F7A6C;
  --brand-ink:#0B5A50;
  --found:#17C69B;
  --miss:#E2503C;
  --gold:#E5A83B;
  --shadow:0 1px 2px rgba(25,28,33,.06), 0 6px 20px rgba(25,28,33,.07);
  --font:"Pretendard Variable",Pretendard,-apple-system,"Apple SD Gothic Neo",
         "Malgun Gothic","맑은 고딕",system-ui,sans-serif;
}
@media (prefers-color-scheme:dark){
  :root{
    --paper:#14161A; --card:#1D2027; --ink:#ECEEF0; --ink-2:#A2AAB4; --ink-3:#79818C;
    --line:#2C313A; --brand:#2CB39F; --brand-ink:#7BD8C7;
    --shadow:0 1px 2px rgba(0,0,0,.3), 0 6px 20px rgba(0,0,0,.35);
  }
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  background:var(--paper);color:var(--ink);font-family:var(--font);
  font-size:16px;line-height:1.6;overscroll-behavior-y:none;
}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:none;background:none;color:inherit}
a{color:inherit;text-decoration:none}
.wrap{max-width:1100px;margin:0 auto;padding:0 16px;
  padding-left:max(16px,env(safe-area-inset-left));padding-right:max(16px,env(safe-area-inset-right))}

/* ---------- 상단 바 ---------- */
.bar{
  position:sticky;top:0;z-index:20;background:var(--paper);
  border-bottom:1px solid var(--line);
}
.bar-in{
  max-width:760px;margin:0 auto;padding:10px 16px;
  display:flex;align-items:center;gap:12px;min-height:54px;
}
.logo{font-weight:800;font-size:19px;letter-spacing:-.02em;color:var(--brand)}
.logo small{display:block;font-size:10.5px;font-weight:500;color:var(--ink-3);letter-spacing:.02em}
.spacer{flex:1}
.stat{
  font-variant-numeric:tabular-nums;font-weight:700;font-size:15px;
  display:flex;align-items:center;gap:5px;
}
.stat .lbl{font-size:11px;font-weight:600;color:var(--ink-3);letter-spacing:.04em}
.back{font-size:14px;color:var(--ink-2);font-weight:600;padding:6px 4px}

/* ---------- 홈 ---------- */
.hero{padding:28px 0 20px}
.hero h1{font-size:26px;line-height:1.35;margin:0 0 8px;letter-spacing:-.03em;font-weight:800}
.hero p{margin:0;color:var(--ink-2);font-size:15px}
.grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));padding-bottom:24px}
.pcard{
  background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;
  box-shadow:var(--shadow);display:block;transition:transform .12s ease;
}
.pcard:active{transform:scale(.985)}
.pcard img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--line)}
.pcard .body{padding:12px 14px 14px}
.pcard h3{margin:0 0 3px;font-size:15.5px;font-weight:700;letter-spacing:-.01em}
.pcard .meta{font-size:12.5px;color:var(--ink-3);display:flex;align-items:center;gap:8px}
.chip{
  font-size:11px;font-weight:700;padding:2px 7px;border-radius:99px;
  background:rgba(23,198,155,.14);color:var(--found);
}

/* ---------- 게임판 ----------
   두 그림은 어떤 기기에서도 '동시에' 보여야 한다. 스크롤하며 비교하는 순간
   게임이 성립하지 않는다. 그래서 화면 높이에 맞춰 크기를 줄인다. */
.board{
  display:flex;flex-direction:column;gap:var(--gap,8px);
  padding:8px 0;align-items:center;justify-content:center;
}
.board.side{flex-direction:row}
.pane{
  position:relative;overflow:hidden;border-radius:12px;background:var(--card);
  border:1px solid var(--line);touch-action:none;box-shadow:var(--shadow);
  aspect-ratio:var(--ar,4/3);
  height:var(--paneMax,220px);width:auto;max-width:100%;flex:0 0 auto;
}
.pane .canvas{position:absolute;inset:0;transform-origin:0 0;will-change:transform}
.pane img{
  display:block;width:100%;height:100%;object-fit:fill;
  pointer-events:none;user-select:none;-webkit-user-select:none;
  -webkit-touch-callout:none;-webkit-user-drag:none;
}
.pane .tag{
  position:absolute;top:6px;left:6px;z-index:3;font-size:10.5px;font-weight:700;
  background:rgba(0,0,0,.55);color:#fff;padding:2px 7px;border-radius:99px;letter-spacing:.04em;
}
.shake{animation:shake .34s}
@keyframes shake{
  0%,100%{transform:translateX(0)} 20%{transform:translateX(-7px)}
  40%{transform:translateX(6px)} 60%{transform:translateX(-4px)} 80%{transform:translateX(3px)}
}
/* 마커는 캔버스 안에 %로 놓여 확대해도 함께 움직인다 */
.mk{position:absolute;transform:translate(-50%,-50%);pointer-events:none;border-radius:50%}
.mk.found{border:3px solid var(--found);box-shadow:0 0 0 2px rgba(0,0,0,.35) inset,0 0 0 2px rgba(0,0,0,.3);animation:pop .3s ease-out}
.mk.hint{border:3px dashed var(--gold);animation:pulse 1s ease-in-out infinite}
.mk.miss{
  border:3px solid var(--miss);animation:fade .7s forwards;
}
@keyframes pop{from{transform:translate(-50%,-50%) scale(.4);opacity:0}to{transform:translate(-50%,-50%) scale(1);opacity:1}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
@keyframes fade{to{opacity:0;transform:translate(-50%,-50%) scale(1.5)}}

/* ---------- 조작줄 ---------- */
.tools{display:flex;gap:8px;padding:4px 0 10px;align-items:center;flex-wrap:wrap}
.btn{
  border-radius:10px;padding:10px 15px;min-height:44px;font-weight:700;font-size:14.5px;
  background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);
}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--brand);color:#fff;border-color:transparent}
.btn[disabled]{opacity:.45;cursor:default}
.hintbar{font-size:12.5px;color:var(--ink-3);margin-left:auto;text-align:right}

/* ---------- 결과 ---------- */
.done{
  background:var(--card);border:1px solid var(--line);border-radius:16px;
  padding:26px 22px;text-align:center;box-shadow:var(--shadow);margin:8px 0 20px;
}
.done h2{margin:0 0 6px;font-size:22px;font-weight:800;letter-spacing:-.02em}
.done .big{font-size:38px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--brand);margin:10px 0 2px}
.done p{margin:0 0 18px;color:var(--ink-2);font-size:14.5px}
.done .row{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}

/* ---------- 광고 자리 ---------- */
.adslot{
  margin:14px 0 24px;border:1px dashed var(--line);border-radius:12px;
  min-height:92px;display:grid;place-items:center;color:var(--ink-3);
  font-size:12px;letter-spacing:.06em;
}
footer{border-top:1px solid var(--line);margin-top:8px;padding:18px 0 40px;color:var(--ink-3);font-size:12.5px}
footer a{text-decoration:underline;text-underline-offset:2px}
.hide{display:none!important}

/* ---------- 홈: 오늘의 문제 · 출석 · 공유 ---------- */
h1{font-size:26px;line-height:1.35;margin:0;letter-spacing:-.03em;font-weight:800}
#gTitleRow h1{font-size:15px;font-weight:700;letter-spacing:-.01em}
.streak{
  font-size:12.5px;font-weight:700;color:var(--brand);
  background:rgba(15,122,108,.1);padding:5px 11px;border-radius:99px;
}
.today{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:16px;
  overflow:hidden;box-shadow:var(--shadow);margin:0 0 26px;transition:transform .12s ease;
}
.today:active{transform:scale(.99)}
.today-imgs{display:grid;grid-template-columns:1fr 1fr;gap:2px;background:var(--line)}
.today-imgs img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover}
.today-body{padding:14px 16px 16px}
.badge{
  display:inline-block;font-size:11px;font-weight:800;letter-spacing:.06em;
  color:#fff;background:var(--brand);padding:3px 9px;border-radius:99px;margin-bottom:8px;
}
.today-body h2{margin:0 0 3px;font-size:19px;font-weight:800;letter-spacing:-.02em}
.today-body p{margin:0;font-size:13.5px;color:var(--ink-3)}
h2.sec{font-size:15px;font-weight:700;margin:0 0 12px;color:var(--ink-2)}
.about{margin:26px 0;color:var(--ink-2);font-size:14.5px}
.about h2{font-size:16px;font-weight:700;color:var(--ink);margin:0 0 8px}
.about p{margin:0 0 10px;max-width:640px}
.more{margin:30px 0 10px}
.more h2{font-size:15px;font-weight:700;margin:0 0 12px;color:var(--ink-2)}
.sharecv{display:none;width:100%;max-width:300px;border-radius:12px;margin:0 auto 14px}
.sharecv.show{display:block}
.sharehint{font-size:12.5px;color:var(--ink-3);margin:10px 0 0}