: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:#6d4aff; /* 거울 바이올렛 */
  --accent-soft:#efeaff;
  --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: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: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)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
@media (max-width:640px){ .topbar{padding:14px 16px} }

.lab{flex:1;width:100%;max-width:1120px;margin:0 auto;padding:30px 28px 56px;display:flex;flex-direction:column;gap:22px}

/* ---------- 거울 영역 ---------- */
.mirror{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);border-radius:24px;overflow:hidden;background:var(--ink);box-shadow:0 30px 60px -34px rgba(60,30,160,.6)}
.mirror-in{display:flex;flex-direction:column;gap:10px;padding:22px;background:var(--panel)}
.mirror-label{display:flex;justify-content:space-between;align-items:baseline}
.count{font-family:var(--mono);font-size:11px;color:var(--muted)}
#input{width:100%;flex:1;min-height:130px;padding:0;border:none;outline:none;resize:vertical;background:transparent;font:inherit;font-size:22px;font-weight:500;line-height:1.5;color:var(--ink)}
#input::placeholder{color:#b9b6ad}
.pool{position:relative;display:flex;flex-direction:column;justify-content:center;padding:22px 26px;min-width:0;overflow:hidden;
  background:radial-gradient(120% 90% at 100% 0%,#3b2a8f 0%,#1d1640 55%,#120e27 100%)}
.pool::after{content:"";position:absolute;left:0;right:0;top:50%;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent)}
.pool-text,.pool-reflect{margin:0;font-size:clamp(22px,3.4vw,40px);font-weight:700;letter-spacing:-.02em;line-height:1.15;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-align:center}
.pool-text{padding-bottom:6px;animation:flipin 4s ease-in-out infinite}
.pool-reflect{transform:scaleY(-1);padding-bottom:6px;color:#b9a8ff;opacity:.55;-webkit-mask-image:linear-gradient(to top,#000 0%,transparent 85%);mask-image:linear-gradient(to top,#000 0%,transparent 85%);filter:blur(.4px)}
@keyframes flipin{0%,40%,100%{transform:none}50%,90%{transform:scaleX(-1)}}
.palin{position:absolute;right:14px;bottom:12px;margin:0;padding:6px 12px;border-radius:999px;background:#fff27a;color:var(--ink);font-size:12.5px;animation:pop .4s ease-out}
@keyframes pop{from{transform:scale(.7);opacity:0}}

/* ---------- 결과 카드 ---------- */
.results{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.card{position:relative;display:flex;flex-direction:column;gap:10px;padding:16px 18px 14px;border-radius:18px;background:var(--panel);border:1px solid var(--line);transition:border-color .15s,box-shadow .15s;min-width:0}
.card:hover{border-color:#cfc4ff;box-shadow:0 12px 30px -20px rgba(109,74,255,.6)}
.card-head{display:flex;align-items:center;gap:10px}
.card-ic{flex:0 0 34px;height:34px;display:grid;place-items:center;border-radius:10px;background:var(--accent-soft);color:var(--accent);font-family:var(--mono);font-weight:700;font-size:15px}
.card-title{display:flex;flex-direction:column;gap:1px;min-width:0}
.card-title b{font-size:14.5px}
.card-title span{font-size:11.5px;color:var(--sub)}
.card-copy{margin-left:auto;flex-shrink:0;height:32px;padding:0 12px;border:1px solid var(--line-2);border-radius:999px;background:var(--panel);font-size:12.5px;cursor:pointer}
.card-copy:hover{background:var(--accent);border-color:var(--accent);color:#fff}
.card-copy.is-done{background:var(--ink);border-color:var(--ink);color:#fff}
.card-out{margin:0;min-height:30px;padding:12px 14px;border-radius:12px;background:var(--panel-soft);font-size:18px;line-height:1.6;white-space:pre-wrap;word-break:break-all;overflow-wrap:anywhere;color:var(--ink)}
.card-out:empty::before{content:"—";color:var(--muted)}
.card--wide{grid-column:1/-1}

.note{margin:0;font-size:12.5px;line-height:1.65;color:var(--sub);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)}}

@media (max-width:760px){
  .mirror{grid-template-columns:minmax(0,1fr)}
  .pool{min-height:150px}
  .results{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:640px){
  .lab{padding:18px 16px 40px;gap:16px}
  .mirror{border-radius:20px}
  .mirror-in{padding:16px}
  #input{font-size:18px;min-height:96px}
  .card{padding:14px}
  .card-out{font-size:16px}
}
@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) — 연못은 원래부터 밤 */
@media screen{
  :root[data-theme="dark"]{
    color-scheme:dark;
    --bg:#141319; --surface:#1a1921; --panel:#1f1e28; --panel-soft:#25242f;
    --ink:#ecebf2; --ink-hover:#ffffff; --ink-2:#c9c7d4; --sub:#a09eae; --muted:#8a8898;
    --line:#2e2d38; --line-2:#393844; --line-3:#26252f; --hover:#2a2934; --soft:#26252f; --track:#34333f;
    --accent:#9a82ff; --accent-soft:rgba(154,130,255,.16);
  }
  :root[data-theme="dark"] .mirror{background:var(--line);box-shadow:0 0 0 1px var(--line),0 30px 60px -34px rgba(0,0,0,.8)}
  :root[data-theme="dark"] #input::placeholder{color:#6f6c7c}
  :root[data-theme="dark"] .palin{color:#1c1c1a}
  :root[data-theme="dark"] .card:hover{border-color:#4a3d8a;box-shadow:0 12px 30px -20px rgba(0,0,0,.8)}
  :root[data-theme="dark"] .card-copy:hover{background:#6d4aff;border-color:#6d4aff}
  :root[data-theme="dark"] .card-copy.is-done{background:var(--ink);border-color:var(--ink);color:var(--bg)}
  :root[data-theme="dark"] .toast{color:var(--bg)}
}