: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:#ef3b2d;
  --field:#14402f; --field-2:#0e3124; --chalk:#f4f1e6; --led:#ffd23f;
  --strike:#ffd23f; --ball:#3ddc84; --out:#ff4b3e;
  --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}
.actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.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--solid{background:var(--ink);color:#fff;border:none;font-weight:500}
.btn--solid:hover{background:var(--ink-hover)}
.btn--danger{color:var(--accent);border-color:#f3c2bd}
.btn--danger:hover{background:#fdecea}
.btn:disabled{opacity:.4;cursor:default;background:transparent}
.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} }

.seg{display:flex;background:var(--track);border-radius:999px;padding:3px;gap:2px}
.seg-btn{height:30px;padding:0 12px;background:transparent;color:var(--sub);border:none;border-radius:999px;font-size:12px;cursor:pointer}
.seg-btn.is-active{background:#fff;color:var(--ink);font-weight:500;box-shadow:0 1px 3px rgba(0,0,0,.12)}

/* ---------- 숫자야구 ---------- */
.main{flex:1;width:100%;max-width:1080px;margin:0 auto;padding:36px 28px 56px;display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:28px;align-items:start}
.play{display:flex;flex-direction:column;gap:14px;min-width:0}

/* 전광판 */
.board{position:relative;padding:20px 22px 22px;border-radius:22px;color:var(--chalk);
  background:radial-gradient(120% 90% at 50% 0%,#1d5a43 0%,transparent 60%),repeating-linear-gradient(90deg,rgba(255,255,255,.025) 0 24px,transparent 24px 48px),linear-gradient(180deg,var(--field),var(--field-2));
  box-shadow:inset 0 0 0 6px #0b261c,inset 0 0 0 7px #2a6a50,0 18px 40px rgba(14,49,36,.25)}
.board .mono-label{color:#9cc4b2}
.board-top{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}
.board-stat{display:flex;flex-direction:column;gap:2px}
.board-stat b{font-family:var(--mono);font-size:30px;font-weight:500;color:var(--led);line-height:1.1}
.board-stat--r{align-items:flex-end;text-align:right}
.board-title{font-family:var(--mono);font-size:12px;letter-spacing:.24em;color:#cfe3d9;padding:6px 12px;border:1px solid #2f6e55;border-radius:999px;white-space:nowrap}

.slots{display:flex;justify-content:center;gap:12px;margin:26px 0 22px}
.slot{width:clamp(56px,13vw,92px);aspect-ratio:3/4;display:grid;place-items:center;border-radius:14px;background:#0a2219;box-shadow:inset 0 2px 0 rgba(0,0,0,.4),inset 0 0 0 1px #2a6a50;font-family:var(--mono);font-size:clamp(36px,8vw,58px);font-weight:500;color:var(--led);text-shadow:0 0 18px rgba(255,210,63,.45)}
.slot.is-cursor{box-shadow:inset 0 2px 0 rgba(0,0,0,.4),inset 0 0 0 2px var(--led)}
.slot.is-cursor::after{content:"";width:40%;height:3px;border-radius:2px;background:var(--led);align-self:end;margin-bottom:16%;animation:caret 1s steps(2) infinite}
.slot.is-filled{animation:pop .2s ease}
.slot.is-answer{color:#fff;text-shadow:0 0 18px rgba(255,255,255,.4)}
.slots.is-shake{animation:shake .35s}
.slots.is-win .slot{background:var(--led);color:var(--field-2);text-shadow:none;animation:jump .5s ease both}
.slots.is-win .slot:nth-child(2){animation-delay:.07s}.slots.is-win .slot:nth-child(3){animation-delay:.14s}.slots.is-win .slot:nth-child(4){animation-delay:.21s}
@keyframes caret{50%{opacity:0}}
@keyframes pop{50%{transform:scale(1.08)}}
@keyframes shake{20%{transform:translateX(-8px)}40%{transform:translateX(8px)}60%{transform:translateX(-5px)}80%{transform:translateX(3px)}}
@keyframes jump{40%{transform:translateY(-12px)}}

.lamps{display:grid;grid-template-columns:auto auto auto minmax(0,1fr);align-items:center;gap:10px 18px;padding-top:16px;border-top:1px dashed #2f6e55}
.lamp-row{display:flex;align-items:center;gap:8px}
.lamp-label{font-family:var(--mono);font-size:14px;font-weight:500;color:#cfe3d9;width:12px}
.lamp-dots{display:flex;gap:5px}
.lamp-dots i{width:14px;height:14px;border-radius:999px;background:#0a2219;box-shadow:inset 0 0 0 1px #2a6a50}
#lampS i.on{background:var(--strike);box-shadow:0 0 10px var(--strike)}
#lampB i.on{background:var(--ball);box-shadow:0 0 10px var(--ball)}
#lampO i.on{background:var(--out);box-shadow:0 0 10px var(--out)}
.call{margin:0;text-align:right;font-size:14px;font-weight:500;color:#e6efe9}
.call b{font-family:var(--mono);font-size:22px;color:var(--led)}

/* 결과 배너 */
.banner{display:flex;align-items:center;gap:14px;padding:14px 16px 14px 18px;border-radius:16px;background:var(--led);color:#2a2000;animation:slide .4s cubic-bezier(.2,1.3,.4,1)}
.banner.is-lose{background:#2a2926;color:#fff}
.banner-emoji{font-size:30px;line-height:1}
.banner-body{flex:1;display:flex;flex-direction:column;gap:2px;min-width:0}
.banner-body b{font-size:17px}
.banner-body span{font-size:13px;opacity:.8}
.banner .btn--solid{flex-shrink:0}
.banner.is-lose .btn--solid{background:#fff;color:var(--ink)}
@keyframes slide{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}

/* 숫자패드 */
.pad{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.key{height:60px;border:1px solid var(--line-2);border-radius:16px;background:var(--panel);font-family:var(--mono);font-size:24px;font-weight:500;cursor:pointer;box-shadow:0 3px 0 var(--line-2);transition:transform .06s,box-shadow .06s,background .15s,opacity .15s;touch-action:manipulation}
.key:hover{background:var(--panel-soft)}
.key:active{transform:translateY(3px);box-shadow:0 0 0 var(--line-2)}
.key:disabled{opacity:.3;cursor:default;transform:none;box-shadow:0 3px 0 var(--line-2)}
.key--fn{font-size:22px;background:var(--soft)}
.key--go{background:var(--accent);border-color:var(--accent);color:#fff;font-family:var(--font);font-size:18px;font-weight:700;box-shadow:0 3px 0 #b5241a}
.key--go:hover{background:#ff4d3f}
.key--go:active{box-shadow:0 0 0 #b5241a}
.key--go:disabled{box-shadow:0 3px 0 #b5241a}
.hint{margin:0;font-size:12px;color:var(--muted);text-align:center}
kbd{font-family:var(--mono);font-size:11px;padding:1px 6px;border:1px solid var(--line-2);border-bottom-width:2px;border-radius:5px;background:#fff}

/* 기록 */
.log{display:flex;flex-direction:column;gap:14px;padding:20px;background:var(--panel);border:1px solid var(--line);border-radius:20px;position:sticky;top:20px}
.log-head{display:flex;align-items:baseline;justify-content:space-between}
.log-title{margin:0;font-size:18px;font-weight:700}
.history{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;max-height:440px;overflow-y:auto}
.h-item{display:grid;grid-template-columns:28px auto minmax(0,1fr);align-items:center;gap:10px;padding:10px 12px;border-radius:12px;background:var(--panel-soft);animation:slide .3s ease}
.h-item:first-child{background:#fff7d6;box-shadow:inset 0 0 0 1px #f5e19a}
.h-no{font-family:var(--mono);font-size:11px;color:var(--muted)}
.h-guess{font-family:var(--mono);font-size:20px;font-weight:500;letter-spacing:.12em}
.h-res{display:flex;justify-content:flex-end;gap:4px;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;height:24px;padding:0 9px;border-radius:999px;font-family:var(--mono);font-size:12px;font-weight:500}
.chip--s{background:#ffe680;color:#5a4500}
.chip--b{background:#c9f5dc;color:#0d5a31}
.chip--o{background:#ffd9d5;color:#a3170c}
.chip--hr{background:var(--ink);color:#fff}
.history-empty{margin:0;padding:22px 12px;text-align:center;font-size:13px;line-height:1.6;color:var(--muted);border:1px dashed var(--line-2);border-radius:12px}
.rules{font-size:13px;color:var(--ink-2);border-top:1px solid var(--line-3);padding-top:12px}
.rules summary{cursor:pointer;font-weight:500;color:var(--ink)}
.rules ul{margin:10px 0 0;padding-left:18px;line-height:1.75}
.rules .s{color:#a07c00}.rules .b{color:#139a52}.rules .o{color:var(--accent)}

@media (max-width:860px){
  .main{grid-template-columns:minmax(0,1fr)}
  .log{position:static}
  .history{max-height:none}
}
@media (max-width:640px){
  .main{padding:16px 16px 40px;gap:20px}
  .board{padding:16px 14px 16px;border-radius:18px}
  .board-title{display:none}
  .board-top{grid-template-columns:1fr 1fr}
  .board-stat b{font-size:24px}
  .slots{gap:8px;margin:18px 0 16px}
  .lamps{grid-template-columns:auto auto auto;gap:8px 12px}
  .lamp-dots i{width:11px;height:11px}
  .call{grid-column:1 / -1;text-align:center}
  .key{height:54px;border-radius:14px}
  .banner{flex-wrap:wrap}
  .banner .btn--solid{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;animation-delay:0s !important;transition-duration:.01ms !important}
}

/* 다크 모드 (인쇄는 라이트 그대로) */
@media screen{
  :root[data-theme="dark"]{
    color-scheme:dark;
    --bg:#141318; --surface:#1a1920; --panel:#1f1e26; --panel-soft:#24232c;
    --ink:#ecebf0; --ink-hover:#ffffff; --ink-2:#c9c7d1; --sub:#a09eab; --muted:#8a8895;
    --line:#2e2d36; --line-2:#393843; --line-3:#26252d; --hover:#2a2932; --soft:#26252d; --track:#34333d;
    --accent:#ff5a4d; --accent-soft:rgba(255,90,77,.16);
  }
  :root[data-theme="dark"] .btn--solid,
  :root[data-theme="dark"] .chip--hr,
  :root[data-theme="dark"] .banner.is-lose .btn--solid{color:var(--bg)}
  :root[data-theme="dark"] .banner.is-lose .btn--solid{background:var(--ink)}
  :root[data-theme="dark"] .btn--danger{border-color:#6a2c27}
  :root[data-theme="dark"] .btn--danger:hover{background:rgba(255,90,77,.14)}
  :root[data-theme="dark"] .seg-btn.is-active{background:var(--panel-soft);color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.4)}
  :root[data-theme="dark"] .board{box-shadow:inset 0 0 0 6px #0b261c,inset 0 0 0 7px #2a6a50,0 0 0 1px #23523f,0 18px 40px rgba(0,0,0,.4)}
  :root[data-theme="dark"] .banner.is-lose{background:var(--panel-soft);box-shadow:inset 0 0 0 1px var(--line-2)}
  :root[data-theme="dark"] .key--go{color:#fff;box-shadow:0 3px 0 #a8241a}
  :root[data-theme="dark"] .key--go:hover{background:#ff6b5f}
  :root[data-theme="dark"] kbd{background:var(--panel-soft);color:var(--ink-2)}
  :root[data-theme="dark"] .h-item:first-child{background:rgba(255,210,63,.12);box-shadow:inset 0 0 0 1px rgba(255,210,63,.35)}
  :root[data-theme="dark"] .chip--s{background:rgba(255,210,63,.18);color:#ffd95e}
  :root[data-theme="dark"] .chip--b{background:rgba(61,220,132,.16);color:#6fe6a3}
  :root[data-theme="dark"] .chip--o{background:rgba(255,90,77,.18);color:#ff8a80}
  :root[data-theme="dark"] .rules .s{color:#ffd23f}
  :root[data-theme="dark"] .rules .b{color:#4fdc8e}
}