: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:#1c1c1a;
  --font:"IBM Plex Sans KR",sans-serif; --mono:"JetBrains Mono",monospace;
}
*{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:calc(100vh - 48px);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}
.home{font-size:13px;color:var(--ink-2);text-decoration:none}
.home:hover{color:var(--ink)}
.brand-title{font-size:17px;font-weight:700;letter-spacing:-.01em}
.btn{height:36px;padding:0 14px;background:transparent;border:1px solid var(--line-2);border-radius:999px;font-size:13px;cursor:pointer}
.btn:hover{background:var(--hover)}
.btn:disabled{opacity:.4;cursor:default}
.btn:disabled:hover{background:transparent}
.btn--solid{background:var(--ink);color:#fff;border:none;font-weight:500}
.btn--solid:hover{background:var(--ink-hover)}
.text-input{height:40px;padding:0 12px;background:var(--surface);border:1px solid var(--line-2);border-radius:8px;font:inherit;font-size:14px;color:var(--ink)}
@media (max-width:640px){ .topbar{padding:14px 16px} }

/* ---------- 게임 공통 셸 ---------- */
.actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.btn--accent{background:var(--accent);color:#fff;border:none;font-weight:500}
.btn--accent:hover{background:var(--accent);filter:brightness(1.08)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.game{flex:1;display:flex;flex-wrap:wrap;align-items:stretch;min-height:0}
.stage{flex:999 1 420px;min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;padding:40px 28px}
.side{flex:1 1 300px;min-width:0;max-width:100%;border-left:1px solid var(--line);background:var(--panel);padding:28px 24px 40px;display:flex;flex-direction:column;gap:28px}
.group{display:flex;flex-direction:column;gap:12px}
.group + .group{border-top:1px solid var(--line-3);padding-top:24px}
.rules{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:8px;font-size:13px;color:var(--ink-2);line-height:1.6;counter-reset:rule}
.rules li{display:flex;gap:10px}
.rules li::before{counter-increment:rule;content:counter(rule,decimal-leading-zero);font-family:var(--mono);font-size:11px;color:var(--accent);padding-top:3px;flex-shrink:0}
.keys{display:flex;flex-direction:column;gap:8px;font-size:12px;color:var(--ink-2)}
.keys div{display:flex;justify-content:space-between;align-items:center;gap:12px}
.kbd{display:inline-block;font-family:var(--mono);font-size:11px;line-height:1.4;padding:1px 6px;border:1px solid var(--line-2);border-bottom-width:2px;border-radius:5px;background:var(--surface);color:var(--ink)}
.best-card{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:16px;border-radius:12px;background:var(--panel-soft)}
.best-val{font-family:var(--mono);font-size:28px;font-weight:500;letter-spacing:-.02em}
.seg{display:flex;background:var(--soft);border-radius:999px;padding:3px;gap:2px}
.seg-btn{flex:1;height:30px;padding:0 10px;background:transparent;color:var(--sub);border:none;border-radius:999px;font-size:12px;cursor:pointer;white-space:nowrap}
.seg-btn.is-active{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.12)}
.link-btn{padding:0;background:none;border:none;font-size:12px;color:var(--muted);text-decoration:underline;text-underline-offset:3px;cursor:pointer}
@media (max-width:640px){
  .stage{padding:24px 16px}
  .side{border-left:none;border-top:1px solid var(--line);padding:24px 16px 40px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
}


/* ---------- 파닥이 (노을빛 엽서) ---------- */
:root{--accent:#ff6b4a;--accent-ink:#5a3a35}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.stage{gap:14px;background:linear-gradient(180deg,#fff1e6 0%,var(--bg) 70%)}
.sky{position:relative;width:min(100%,400px,calc((100vh - 250px) * 0.6));min-width:260px;aspect-ratio:360/600;border-radius:28px;overflow:hidden;background:#ffe3c4;border:6px solid #fff;box-shadow:0 0 0 1px var(--line),0 30px 60px -28px rgba(255,107,74,.6);touch-action:manipulation;user-select:none;-webkit-user-select:none;cursor:pointer;outline:none;-webkit-tap-highlight-color:transparent}
.sky:focus-visible{box-shadow:0 0 0 3px var(--accent),0 30px 60px -28px rgba(255,107,74,.6)}
.sky canvas{display:block;width:100%;height:100%}
.mini-pause{position:absolute;top:12px;right:12px;width:38px;height:38px;border-radius:999px;border:none;background:rgba(90,58,53,.55);color:#fff;font-family:var(--mono);font-weight:800;font-size:12px;cursor:pointer}
.mini-pause:hover{background:rgba(90,58,53,.75)}

.layer{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:24px;text-align:center}
.layer--ready{justify-content:flex-start;padding-top:22%;pointer-events:none}
.layer--ready .layer-title{color:var(--accent-ink);text-shadow:0 2px 0 rgba(255,255,255,.7)}
.layer--pause{background:rgba(90,58,53,.45);backdrop-filter:blur(3px);color:#fff}
.layer--over{background:rgba(90,58,53,.28)}
.tag{display:inline-block;padding:6px 12px;border-radius:999px;background:#fff;color:var(--accent);font-family:var(--mono);font-size:11px;font-weight:800;letter-spacing:.18em;box-shadow:0 3px 0 rgba(90,58,53,.18)}
.tag--dark{background:var(--accent-ink);color:#ffd9c7;box-shadow:none}
.layer-title{font-size:clamp(20px,6vw,26px);font-weight:700;line-height:1.3;letter-spacing:-.02em;word-break:keep-all}
.layer-sub{font-size:12.5px;color:var(--accent-ink);background:rgba(255,255,255,.7);padding:5px 10px;border-radius:999px}
.layer--ready .tag{animation:bob 1.2s ease-in-out infinite}
@keyframes bob{50%{transform:translateY(-4px)}}

.result{width:min(100%,290px);display:flex;flex-direction:column;align-items:center;gap:14px;padding:22px 18px 20px;border-radius:22px;background:#fff8ef;border:3px solid var(--accent-ink);box-shadow:0 6px 0 var(--accent-ink);animation:rise .35s cubic-bezier(.2,1.4,.4,1)}
@keyframes rise{from{transform:translateY(40px);opacity:0}}
.result-body{display:flex;align-items:center;gap:18px}
.result-nums{display:flex;flex-direction:column;gap:6px;text-align:right}
.result-nums div{display:flex;flex-direction:column;gap:0}
.result-nums b{font-family:var(--mono);font-size:28px;font-weight:800;line-height:1.1;color:var(--accent-ink)}
.result-msg{margin:0;font-size:13px;color:var(--ink-2);line-height:1.5;word-break:keep-all}

.medal{position:relative;display:inline-flex;align-items:center;justify-content:center;width:72px;height:72px;border-radius:50%;background:#efe6da;box-shadow:inset 0 0 0 3px rgba(90,58,53,.12)}
.medal span{width:24px;height:40px;border-radius:50% 50% 50% 50%/60% 60% 40% 40%;transform:rotate(28deg);background:rgba(90,58,53,.12)}
.medal span::after{content:"";display:block;width:2px;height:44px;margin:-2px auto 0;background:rgba(90,58,53,.25);border-radius:2px}
.medal[data-medal="bronze"]{background:radial-gradient(circle at 35% 30%,#f3c08f,#c47a3e 70%)}
.medal[data-medal="silver"]{background:radial-gradient(circle at 35% 30%,#ffffff,#a9b2bd 70%)}
.medal[data-medal="gold"]{background:radial-gradient(circle at 35% 30%,#fff3a6,#e5a813 70%)}
.medal[data-medal="rainbow"]{background:conic-gradient(from 20deg,#ff6b6b,#ffb84d,#ffe66d,#6bd38f,#5ab8ff,#9d7bff,#ff6b6b)}
.medal:not([data-medal="none"]) span{background:#fff;box-shadow:0 1px 0 rgba(0,0,0,.15)}
.medal:not([data-medal="none"]){box-shadow:0 0 0 4px #fff,0 0 0 6px var(--accent-ink)}
.layer--over .medal:not([data-medal="none"]){animation:shine 1.6s ease-in-out infinite}
@keyframes shine{50%{filter:brightness(1.15) saturate(1.2)}}
.medal--sm{width:30px;height:30px;flex-shrink:0;box-shadow:none !important}
.medal--sm span{width:10px;height:16px}
.medal--sm span::after{height:18px}
.medal-list{display:flex;flex-direction:column;gap:10px;font-size:13px;color:var(--ink-2)}
.medal-list > div{display:flex;align-items:center;gap:12px}
.medal-list b{margin-left:auto;font-family:var(--mono);font-weight:500;font-size:12px;color:var(--ink)}
.stat-row{display:flex;justify-content:space-between;font-size:13px;color:var(--ink-2)}
.stat-row b{font-family:var(--mono);font-weight:500;color:var(--ink)}
.stage-hint{margin:0;font-size:12px;color:var(--muted);text-align:center;line-height:1.9}
.app[data-state="playing"] .sky{cursor:none}
@media (max-width:640px){
  .stage{padding:16px 16px 24px}
  .sky{width:100%;border-width:4px;border-radius:22px}
}
@media (hover:none){ .stage-hint{display:none} }
.check{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);cursor:pointer}
.check input{width:16px;height:16px;accent-color:var(--accent)}

/* 다크 모드 (인쇄는 라이트 그대로): 하늘은 JS가 해 진 뒤 저녁 톤으로 그림 */
@media screen{
  :root[data-theme="dark"]{
    color-scheme:dark;
    --bg:#16131a; --surface:#1c1920; --panel:#211e26; --panel-soft:#27232c;
    --ink:#efeaee; --ink-hover:#ffffff; --ink-2:#ccc5cb; --sub:#a59ca4; --muted:#8f868e;
    --line:#312c33; --line-2:#3c363e; --line-3:#29252b; --hover:#2c282f; --soft:#29252b; --track:#37323a;
    --accent:#ff7d5e; --accent-ink:#ffd2c2;
  }
  :root[data-theme="dark"] .btn--solid{color:var(--bg)}
  :root[data-theme="dark"] .btn--accent{background:#e8583a}
  :root[data-theme="dark"] .seg-btn.is-active{background:var(--track);box-shadow:0 1px 3px rgba(0,0,0,.4)}
  :root[data-theme="dark"] .stage{background:linear-gradient(180deg,#2a1c22 0%,var(--bg) 70%)}
  :root[data-theme="dark"] .sky{background:#3a2c48;border-color:#2e2933;box-shadow:0 0 0 1px var(--line),0 30px 60px -28px rgba(255,107,74,.35)}
  :root[data-theme="dark"] .sky:focus-visible{box-shadow:0 0 0 3px var(--accent),0 30px 60px -28px rgba(255,107,74,.35)}
  :root[data-theme="dark"] .mini-pause{background:rgba(20,14,26,.55)}
  :root[data-theme="dark"] .mini-pause:hover{background:rgba(20,14,26,.75)}
  :root[data-theme="dark"] .layer--ready .layer-title{color:#fff3ec;text-shadow:0 2px 0 rgba(30,18,34,.6)}
  :root[data-theme="dark"] .layer-sub{background:rgba(24,16,28,.6);color:var(--accent-ink)}
  :root[data-theme="dark"] .layer--pause{background:rgba(20,14,26,.55)}
  :root[data-theme="dark"] .layer--over{background:rgba(20,14,26,.35)}
  :root[data-theme="dark"] .tag{background:#2a2230;color:#ff8f72;box-shadow:0 3px 0 rgba(0,0,0,.3)}
  :root[data-theme="dark"] .tag--dark{background:#5a3a35;color:#ffd9c7;box-shadow:none}
  :root[data-theme="dark"] .result{background:var(--panel);border-color:#5a3a35;box-shadow:0 6px 0 #3a2622}
  :root[data-theme="dark"] .medal[data-medal="none"]{background:#2f2a33;box-shadow:inset 0 0 0 3px rgba(255,255,255,.06)}
  :root[data-theme="dark"] .medal[data-medal="none"] span{background:rgba(255,255,255,.08)}
  :root[data-theme="dark"] .medal[data-medal="none"] span::after{background:rgba(255,255,255,.14)}
  :root[data-theme="dark"] .medal:not([data-medal="none"]):not(.medal--sm){box-shadow:0 0 0 4px #fff,0 0 0 6px #5a3a35}
}