:root{
  --bg:#f5f4f0; --surface:#fbfbf9; --panel:#ffffff; --panel-soft:#f7f6f2;
  --ink:#1c1c1a; --ink-hover:#3a3935; --ink-2:#55534d; --sub:#7a776f; --muted:#8a877f;
  --line:#e3e1db; --line-2:#dcdad3; --line-3:#efeee9; --hover:#efeee9; --soft:#f3f2ee; --track:#ebe9e3;
  --accent:#ffc928; /* 퀴즈쇼 옐로 */
  --ok:#17b26a; --no:#f04438; --blue:#2e6bff;
  --font:"IBM Plex Sans KR",sans-serif; --mono:"JetBrains Mono",monospace;
  --display:"Black Han Sans","IBM Plex Sans KR",sans-serif;
}
*{box-sizing:border-box}
[hidden]{display:none !important}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);-webkit-font-smoothing:antialiased}
button{font:inherit;color:inherit}
.mono-label{font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:var(--muted)}
.app{min-height:100vh;display:flex;flex-direction:column}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 28px;border-bottom:1px solid var(--line);background:var(--surface);flex-wrap:wrap}
.brand{display:flex;align-items:baseline;gap:14px;min-width:0;flex-wrap:wrap}
.brand-title{font-size:17px;font-weight:700;letter-spacing:-.01em}
.actions{display:flex;gap:8px}
.btn{height:38px;padding:0 16px;background:var(--panel);border:1.5px solid var(--ink);border-radius:999px;font-size:13.5px;font-weight:500;cursor:pointer;transition:transform .08s,box-shadow .08s;box-shadow:2px 2px 0 var(--ink)}
.btn:hover{background:#fffbea}
.btn:active{transform:translate(2px,2px);box-shadow:0 0 0 var(--ink)}
.btn:disabled{opacity:.4;cursor:default;transform:none;box-shadow:2px 2px 0 var(--ink)}
.btn--solid{background:var(--ink);color:#fff}
.btn--solid:hover{background:var(--ink-hover)}
.text-input{height:42px;padding:0 12px;background:var(--surface);border:1.5px solid var(--line-2);border-radius:10px;font:inherit;font-size:14px;color:var(--ink);width:100%;min-width:0}
.text-input:focus,.text-area:focus{outline:none;border-color:var(--ink)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.link-btn{padding:0;background:none;border:none;font-size:12.5px;color:var(--sub);text-decoration:underline;text-underline-offset:3px;cursor:pointer}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
@media (max-width:640px){ .topbar{padding:14px 16px} }

.tabs{display:flex;background:var(--soft);border-radius:999px;padding:3px;gap:2px}
.tab{height:32px;padding:0 14px;border:none;border-radius:999px;background:transparent;color:var(--sub);font-size:13px;cursor:pointer;white-space:nowrap}
.tab.is-active{background:var(--ink);color:#fff;font-weight:500}

/* ---------- 무대 ---------- */
.show{flex:1;width:100%;max-width:980px;margin:0 auto;padding:30px 28px 56px}
.view{display:flex;flex-direction:column;gap:18px}
.shared{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:12px 16px;border-radius:14px;background:#fff6d6;border:1.5px solid var(--ink)}
.shared-tag{padding:3px 10px;border-radius:999px;background:var(--ink);color:var(--accent);font-size:12px;font-weight:700}
.shared-title{font-size:15px;flex:1;min-width:0;word-break:keep-all}
.cats{display:flex;flex-wrap:wrap;gap:8px}
.cat{height:36px;padding:0 14px;border:1.5px solid var(--line-2);border-radius:999px;background:var(--panel);font-size:13.5px;cursor:pointer;display:inline-flex;align-items:center;gap:6px}
.cat:hover{border-color:var(--ink)}
.cat.is-active{background:var(--accent);border-color:var(--ink);font-weight:700;box-shadow:2px 2px 0 var(--ink)}

.board{position:relative;display:flex;flex-direction:column;gap:18px;padding:24px 28px 26px;border-radius:24px;border:2px solid var(--ink);background:
  radial-gradient(circle at 12px 12px,rgba(28,28,26,.06) 1.5px,transparent 2px) 0 0/22px 22px,
  linear-gradient(180deg,#fffdf3,#fff7d6);box-shadow:6px 6px 0 var(--ink)}
.board-top{display:flex;align-items:center;gap:12px}
.q-cat{padding:4px 12px;border-radius:999px;background:var(--ink);color:var(--accent);font-size:13px;font-weight:700}
.q-progress{font-family:var(--mono);font-size:13px;color:var(--sub)}
.q-score{margin-left:auto;display:flex;align-items:baseline;gap:6px}
.q-score b{font-family:var(--mono);font-size:24px;line-height:1}
.q-score b.is-pop{animation:pop .4s ease-out}
.progress{height:6px;border-radius:999px;background:rgba(28,28,26,.08);overflow:hidden}
.progress span{display:block;height:100%;width:0;background:var(--ink);transition:width .4s}

.tiles{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;row-gap:12px;padding:18px 0 8px;min-height:140px}
.tile{position:relative;width:84px;height:96px;perspective:600px}
.tile-in{position:absolute;inset:0;transform-style:preserve-3d;transition:transform .55s cubic-bezier(.3,1.3,.5,1)}
.tile.is-open .tile-in{transform:rotateX(180deg)}
.tile-face{position:absolute;inset:0;display:grid;place-items:center;border-radius:14px;border:2px solid var(--ink);-webkit-backface-visibility:hidden;backface-visibility:hidden;font-family:var(--display);font-size:52px;line-height:1}
.tile-front{background:var(--accent);box-shadow:0 4px 0 var(--ink)}
.tile-back{background:#fff;transform:rotateX(180deg);box-shadow:0 4px 0 var(--ink)}
.tile.is-correct .tile-back{background:#dcfae6}
.tile.is-missed .tile-back{background:#ffe4e1}
.tile-gap{width:22px}
.tile-other{font-family:var(--display);font-size:44px;padding:0 4px}
.tiles.is-long .tile{width:46px;height:56px}
.tiles.is-long .tile-face{font-size:28px;border-radius:10px;box-shadow:0 3px 0 var(--ink)}
.tiles.is-long .tile-gap{width:12px}
.tiles.is-long{gap:6px;row-gap:10px}
.tiles.is-shake{animation:shake .4s}
.hint-line{margin:0;text-align:center;font-size:15px;color:var(--ink-2);word-break:keep-all}
.hint-line b{color:var(--blue)}

.answer{display:flex;gap:10px;max-width:560px;width:100%;margin:0 auto}
.answer-input{flex:1;min-width:0;height:54px;padding:0 18px;border:2px solid var(--ink);border-radius:14px;background:#fff;font:inherit;font-size:20px;font-weight:700;color:var(--ink);outline:none}
.answer-input:focus{box-shadow:0 0 0 4px rgba(255,201,40,.55)}
.answer-input:disabled{background:#f3f2ee}
.btn-big{flex:0 0 auto;height:54px;padding:0 22px;border:2px solid var(--ink);border-radius:14px;background:var(--ink);color:#fff;font-size:17px;font-weight:700;cursor:pointer;box-shadow:3px 3px 0 var(--accent)}
.btn-big:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--accent)}
.btn-big:disabled{opacity:.4;cursor:default}
.feedback{margin:0;min-height:26px;text-align:center;font-size:17px;font-weight:700}
.feedback.is-ok{color:var(--ok)}
.feedback.is-no{color:var(--no)}
.feedback.is-pass{color:var(--sub)}
.board-actions{display:flex;justify-content:center;gap:10px;flex-wrap:wrap}
.cost{font-family:var(--mono);font-size:11px;color:var(--sub);margin-left:2px}

/* 결과 */
.summary{display:flex;flex-direction:column;align-items:center;gap:12px;padding:30px 26px;border-radius:24px;border:2px solid var(--ink);background:#fff;box-shadow:6px 6px 0 var(--ink);text-align:center;animation:rise .4s ease-out}
.sum-score{font-family:var(--display);font-size:76px;line-height:1;font-weight:400}
.sum-score small{font-size:28px;color:var(--sub)}
.sum-msg{margin:0;font-size:16px;color:var(--ink-2);word-break:keep-all}
.sum-list{margin:8px 0 0;padding:0;list-style:none;width:100%;max-width:560px;display:flex;flex-direction:column;gap:6px;text-align:left}
.sum-list li{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:10px;background:var(--panel-soft);font-size:14px}
.sum-mark{flex:0 0 24px;height:24px;border-radius:50%;display:grid;place-items:center;font-size:13px;font-weight:700;color:#fff}
.sum-mark.ok{background:var(--ok)}
.sum-mark.no{background:var(--no)}
.sum-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:1px}
.sum-ans{font-weight:500;word-break:keep-all}
.sum-cho{font-family:var(--display);font-size:12px;letter-spacing:.06em;color:var(--muted);word-break:keep-all}
.sum-pts{font-family:var(--mono);font-size:12px;color:var(--sub)}
.sum-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:8px}

/* ---------- 만들기 ---------- */
.make-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;align-items:start}
.make-form{display:flex;flex-direction:column;gap:16px;padding:22px;border-radius:20px;background:var(--panel);border:2px solid var(--ink);box-shadow:5px 5px 0 var(--ink)}
.field{display:flex;flex-direction:column;gap:6px}
.field-label{font-size:13px;font-weight:700}
.field-label em{font-style:normal;font-weight:400;color:var(--sub);font-size:12px}
.field-label code{font-family:var(--mono);font-size:11.5px;background:var(--soft);padding:1px 5px;border-radius:4px}
.text-area{width:100%;min-height:220px;padding:12px;border:1.5px solid var(--line-2);border-radius:10px;background:var(--surface);font:inherit;font-size:14px;line-height:1.7;color:var(--ink);resize:vertical}
.make-msg{margin:0;min-height:20px;font-size:13px;color:var(--no)}
.make-msg.is-ok{color:var(--ok)}
.make-actions{display:flex;flex-wrap:wrap;gap:8px}
.link-box{display:flex;gap:8px}
.link-box .text-input{font-family:var(--mono);font-size:12px}
.link-box .btn{flex-shrink:0;white-space:nowrap}
.make-note{margin:0;font-size:12px;line-height:1.6;color:var(--sub)}
.make-preview{display:flex;flex-direction:column;gap:12px;min-width:0}
.preview-list{display:flex;flex-direction:column;gap:10px}
.preview-empty{margin:0;padding:24px;border:1.5px dashed var(--line-2);border-radius:14px;text-align:center;font-size:13px;color:var(--sub)}
.pcard{display:flex;flex-direction:column;gap:6px;padding:12px 14px;border-radius:14px;background:#fff7d6;border:1.5px solid var(--ink);animation:rise .3s ease-out}
.pcard-num{font-family:var(--mono);font-size:11px;color:var(--sub)}
.pcard-cho{font-family:var(--display);font-size:28px;line-height:1.2;letter-spacing:.06em;word-break:break-all}
.pcard-meta{font-size:12.5px;color:var(--ink-2);word-break:keep-all}

.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);padding:10px 18px;border-radius:999px;background:var(--ink);color:#fff;font-size:13px;z-index:100;box-shadow:0 10px 30px rgba(0,0,0,.2);animation:toast .25s ease-out;max-width:calc(100% - 32px);text-align:center}
@keyframes toast{from{opacity:0;transform:translate(-50%,8px)}}
@keyframes rise{from{opacity:0;transform:translateY(10px)}}
@keyframes pop{50%{transform:scale(1.35)}}
@keyframes shake{20%,60%{transform:translateX(-8px)}40%,80%{transform:translateX(8px)}}

@media (max-width:760px){ .make-grid{grid-template-columns:minmax(0,1fr)} }
@media (max-width:640px){
  .show{padding:18px 16px 40px}
  .board{padding:18px 14px 20px;border-radius:20px;box-shadow:4px 4px 0 var(--ink)}
  .tiles{gap:6px;row-gap:8px;min-height:110px;padding-top:10px}
  .tile{width:60px;height:70px}
  .tile-face{font-size:36px;border-radius:11px}
  .tile-gap{width:12px}
  .tiles.is-long .tile{width:34px;height:42px}
  .tiles.is-long .tile-face{font-size:21px;border-radius:8px}
  .tiles.is-long{gap:4px}
  .tiles.is-long .tile-gap{width:8px}
  .answer-input{height:50px;font-size:17px;padding:0 14px}
  .btn-big{height:50px;padding:0 18px}
  .cats{flex-wrap:nowrap;overflow-x:auto;margin:0 -16px;padding:0 16px 6px;scrollbar-width:none}
  .cats::-webkit-scrollbar{display:none}
  .cat{flex:0 0 auto}
  .make-form{padding:16px}
  .sum-score{font-size:60px}
  .topbar .actions{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
}

/* 다크 모드 (인쇄는 라이트 그대로) — 밤의 퀴즈쇼 무대 */
@media screen{
  :root[data-theme="dark"]{
    color-scheme:dark;
    --bg:#15140f; --surface:#1b1a15; --panel:#201f19; --panel-soft:#26251e;
    --ink:#eeece4; --ink-hover:#ffffff; --ink-2:#cbc8bd; --sub:#a3a094; --muted:#8d8a7f;
    --line:#302e26; --line-2:#3b3930; --line-3:#28271f; --hover:#2b2a22; --soft:#28271f; --track:#36342b;
    --ok:#33cc85; --no:#ff6a5e; --blue:#7a9dff;
  }
  :root[data-theme="dark"] .btn:hover{background:rgba(255,201,40,.12)}
  :root[data-theme="dark"] .btn--solid,:root[data-theme="dark"] .toast{color:var(--bg)}
  :root[data-theme="dark"] .tab.is-active{background:var(--accent);color:#1c1c1a}
  :root[data-theme="dark"] .btn-big{background:var(--accent);border-color:var(--accent);color:#1c1c1a;box-shadow:3px 3px 0 var(--ink)}
  :root[data-theme="dark"] .btn-big:active{box-shadow:1px 1px 0 var(--ink)}
  :root[data-theme="dark"] .btn--solid:hover{background:var(--ink-hover)}
  :root[data-theme="dark"] .shared{background:rgba(255,201,40,.12)}
  :root[data-theme="dark"] .shared-tag,:root[data-theme="dark"] .q-cat{background:var(--accent);color:#1c1c1a}
  :root[data-theme="dark"] .cat.is-active{color:#1c1c1a}
  :root[data-theme="dark"] .board{background:
    radial-gradient(circle at 12px 12px,rgba(255,255,255,.05) 1.5px,transparent 2px) 0 0/22px 22px,
    linear-gradient(180deg,#24221a,#1f1d15)}
  :root[data-theme="dark"] .progress{background:rgba(255,255,255,.1)}
  :root[data-theme="dark"] .tile-front{color:#1c1c1a}
  :root[data-theme="dark"] .tile-back{background:#2c2a22}
  :root[data-theme="dark"] .tile.is-correct .tile-back{background:#1d3b2b}
  :root[data-theme="dark"] .tile.is-missed .tile-back{background:#45231f}
  :root[data-theme="dark"] .answer-input{background:var(--panel)}
  :root[data-theme="dark"] .answer-input:disabled{background:var(--soft)}
  :root[data-theme="dark"] .summary{background:var(--panel)}
  :root[data-theme="dark"] .sum-mark.ok{background:#17b26a}
  :root[data-theme="dark"] .sum-mark.no{background:#e0392e}
  :root[data-theme="dark"] .pcard{background:rgba(255,201,40,.1)}
}