/* 기억력 테스트 — 미니게임 아케이드 톤 (Pixel Survival · /minigames 와 같은 색). 카드 16:10, 보드는 화면 높이에 맞춰 줄어든다 */
:root{color-scheme:dark;--bg:#070910;--panel:#0e131d;--line:#293245;--text:#f5f7fb;--muted:#8d98a9;--lime:#b8ff3a;--cyan:#37e6ff;--danger:#ff4268;--gold:#ffe263;--card-w:150px;--card-gap:12px;--radius:clamp(7px,.9vw,11px);--pad:clamp(8px,2vw,22px);font-family:Inter,"Pretendard","Noto Sans KR",system-ui,sans-serif}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text)}
body{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;overflow-x:hidden;background:radial-gradient(circle at 50% -10%,#16223a 0,transparent 36rem),linear-gradient(#070910,#0b0a14)}
button,a{font:inherit;color:inherit}
button{cursor:pointer}
[hidden]{display:none!important}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* 상단 바 */
.game-topbar{flex:none;height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(14px,3vw,32px);border-bottom:1px solid #222a38;background:rgba(7,9,16,.88);backdrop-filter:blur(14px)}
.brand{text-decoration:none;font-weight:900;letter-spacing:.14em;font-size:.82rem}
.brand span{display:inline-grid;place-items:center;background:var(--lime);color:#071008;border-radius:5px;padding:3px 6px;letter-spacing:-.02em;margin-right:8px}
.top-home{color:var(--muted);font-size:.8rem;text-decoration:none}
.top-home:hover,.top-home:focus-visible{color:var(--lime)}

/* 게임 틀: 화면 높이를 다 쓴다 */
.mt-page{flex:1;display:flex;min-height:0;width:min(1320px,100%);margin:0 auto;padding:var(--pad)}
.mt-shell{flex:1;display:flex;flex-direction:column;height:calc(100vh - 56px - 2 * var(--pad));height:calc(100dvh - 56px - 2 * var(--pad));min-height:560px;border:1px solid #2c3648;border-radius:16px;background:linear-gradient(180deg,#0c111b,#080b12);box-shadow:0 30px 90px #0009,inset 0 1px 0 #ffffff0d;overflow:hidden}

/* HUD */
.mt-hud{flex:none;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px clamp(12px,2.4vw,26px);border-bottom:1px solid #222b3b;background:linear-gradient(180deg,#121a29,#0c121d)}
.mt-title{margin:0;font-size:clamp(1rem,2.2vw,1.35rem);font-weight:900;letter-spacing:-.01em;white-space:nowrap}
.mt-title::before{content:"";display:inline-block;width:10px;height:10px;margin-right:9px;border-radius:3px;background:var(--cyan);box-shadow:0 0 12px var(--cyan);vertical-align:2px}
.mt-stats{display:flex;gap:clamp(6px,1.2vw,12px);margin:0}
.mt-stats>div{min-width:clamp(58px,7vw,86px);padding:6px 10px;border:1px solid #273247;border-radius:10px;background:#0a0f19;text-align:center}
.mt-stats dt{color:#7d899c;font:800 .6rem ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.16em}
.mt-stats dd{margin:2px 0 0;font:900 clamp(.9rem,1.7vw,1.15rem) ui-monospace,SFMono-Regular,Consolas,monospace;font-variant-numeric:tabular-nums;white-space:nowrap}
#hudStage{color:var(--cyan)}
#hudTime{color:var(--lime)}
.life{color:#ff5c7c;letter-spacing:.06em}
.life.is-low{animation:lowLife .8s ease-in-out infinite alternate}

/* 암기 게이지 */
.mt-gauge{flex:none;display:flex;align-items:center;gap:12px;height:34px;padding:0 clamp(12px,2.4vw,26px);visibility:hidden}
.mt-gauge.on{visibility:visible}
.mt-gauge span{font-weight:900;font-size:.85rem;color:var(--cyan);white-space:nowrap}
.mt-gauge i{flex:1;height:10px;border-radius:99px;background:#121a28;border:1px solid #26324a;overflow:hidden}
.mt-gauge b{display:block;height:100%;background:var(--cyan);transform-origin:left center;box-shadow:0 0 14px #37e6ff88}
.mt-gauge.run b{animation:drain var(--memorize-ms,5000ms) linear forwards}

/* 카드 영역 */
.mt-stage{position:relative;flex:1;min-height:0;isolation:isolate;background:radial-gradient(ellipse at 50% 40%,#101a2c 0,transparent 70%)}
body[data-state="COUNTDOWN"] .mt-stage::after{content:"";position:absolute;inset:0;z-index:5;background:#05080f99;pointer-events:none}
.board{position:absolute;inset:clamp(8px,1.6vw,18px);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--card-gap);overflow:auto;scrollbar-width:none}
.board-row{display:flex;gap:var(--card-gap);justify-content:center}

/* 카드: 뒷면 GHK, 앞면 게임 대표 이미지 (16:10, 가운데 기준 크롭) */
.card{position:relative;flex:none;width:var(--card-w);aspect-ratio:16/10;padding:0;border:0;border-radius:var(--radius);background:none;perspective:900px;touch-action:manipulation;-webkit-tap-highlight-color:transparent;transition:transform .16s ease}
.card:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.card-inner{position:absolute;inset:0;border-radius:inherit;transform-style:preserve-3d;transition:transform 0.4s cubic-bezier(.2,.75,.25,1.15)}
.card.is-up .card-inner{transform:rotateY(180deg)}
.card-face{position:absolute;inset:0;overflow:hidden;border-radius:inherit;backface-visibility:hidden;-webkit-backface-visibility:hidden;border:1px solid #3a4760;box-shadow:0 6px 16px #0008,inset 0 1px 0 #ffffff12}
.card-back{display:grid;place-items:center;background:repeating-linear-gradient(135deg,#ffffff07 0 6px,transparent 6px 14px),radial-gradient(circle at 30% 20%,#1d3150,transparent 60%),linear-gradient(145deg,#132036,#0b1222)}
.card-back::before{content:"";position:absolute;inset:5px;border:1px solid #37e6ff33;border-radius:calc(var(--radius) - 3px)}
.card-mark{font:900 clamp(.6rem,calc(var(--card-w) * .13),1.25rem)/1 Impact,"Arial Black",sans-serif;letter-spacing:.08em;color:#d8f6ff;text-shadow:0 0 12px #37e6ff99}
.card-q{position:absolute;right:7%;bottom:6%;font:900 clamp(.5rem,calc(var(--card-w) * .09),.9rem) ui-monospace,monospace;font-style:normal;color:#37e6ff99}
.card-front{transform:rotateY(180deg);background:#0b1020}
.card-front img{display:block;width:100%;height:100%;object-fit:cover;object-position:center;user-select:none;-webkit-user-drag:none;pointer-events:none}
.card-title{position:absolute;left:0;right:0;bottom:0;padding:10px 6px 3px;background:linear-gradient(transparent,#000d);color:#fff;font:700 clamp(.5rem,calc(var(--card-w) * .065),.72rem)/1.2 Inter,"Pretendard","Noto Sans KR",sans-serif;font-style:normal;text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;opacity:0;transform:translateY(4px);transition:opacity .25s .15s,transform .25s .15s}
.card.is-matched .card-title{opacity:1;transform:none}
body[data-state="PLAYING"] .card:not(.is-up):hover{transform:translateY(-3px)}
body[data-state="PLAYING"] .card:not(.is-up):hover .card-back{border-color:var(--cyan);box-shadow:0 10px 22px #000a,0 0 0 1px #37e6ff55,0 0 18px #37e6ff33}
.card.is-selected{transform:scale(1.06);z-index:2}
.card.is-selected .card-front{border-color:var(--cyan);box-shadow:0 10px 26px #000b,0 0 0 2px #37e6ffaa}
.card.is-matched{transform:none;animation:pop .45s ease-out}
.card.is-matched .card-front{border-color:var(--lime);box-shadow:0 0 0 2px #b8ff3acc,0 0 22px #b8ff3a66;animation:matchGlow .7s ease-out}
.card.is-miss{animation:shake .42s ease-in-out}
.card.is-miss .card-front{border-color:var(--danger);box-shadow:0 0 0 2px #ff4268cc,0 0 18px #ff426866}
.board.is-locked .card{cursor:default}

/* 큰 글씨 연출 (STAGE · 3 2 1 · MEMORIZE! · READY? · PERFECT MEMORY!) */
.banner{position:absolute;left:50%;top:50%;z-index:6;translate:-50% -50%;pointer-events:none;white-space:nowrap;font:900 clamp(2.4rem,9vw,6.2rem)/1 Impact,"Arial Black",sans-serif;letter-spacing:.02em;color:#fff;text-shadow:4px 4px 0 #151c2b,8px 8px 0 #03060b;opacity:0}
.banner.show{animation:bannerIn .5s cubic-bezier(.2,.9,.25,1.2) forwards}
.banner[data-kind="count"]{font-size:clamp(4rem,16vw,10rem);color:var(--gold)}
.banner[data-kind="memorize"]{color:var(--cyan)}
.banner[data-kind="ready"]{color:var(--gold)}
.banner[data-kind="perfect"]{color:var(--gold);text-shadow:0 0 24px #ffe263aa,4px 4px 0 #3a2a05}
.banner[data-kind="over"]{color:var(--danger)}

/* 정답 · 오답 팝업 */
.combo-pop{position:absolute;left:50%;top:12%;z-index:7;translate:-50% 0;display:grid;justify-items:center;pointer-events:none;opacity:0}
.combo-pop b{font:900 clamp(1.6rem,4.5vw,2.8rem)/1 Impact,"Arial Black",sans-serif;color:var(--lime);text-shadow:3px 3px 0 #1b3a06}
.combo-pop span{margin-top:4px;font:900 clamp(.7rem,1.8vw,1rem) ui-monospace,monospace;letter-spacing:.14em;color:var(--gold)}
.combo-pop[data-level="5"] b{color:var(--gold);text-shadow:0 0 18px #ffe263aa,3px 3px 0 #4a3a05}
.combo-pop[data-level="miss"] b{color:var(--danger);text-shadow:3px 3px 0 #4a0f1c}
.combo-pop[data-level="miss"] span{color:#ffb3c1}
.combo-pop.show{animation:popUp .9s ease-out forwards}

/* 오버레이 (시작 · 로딩 · 스테이지 클리어 · 결과) */
.overlay{position:absolute;inset:0;z-index:10;display:none;place-items:center;padding:12px 18px;background:radial-gradient(circle at 50% 40%,rgba(13,23,39,.84),rgba(3,5,10,.96));overflow:auto}
.overlay.visible{display:grid;animation:fadeIn .25s ease-out}
.panel{width:min(560px,100%);margin:auto;text-align:center}
.result-panel{width:min(680px,100%)}
.kicker{margin:0 0 10px;color:var(--cyan);font:900 .68rem ui-monospace,monospace;letter-spacing:.2em}
.display{margin:0;font:900 clamp(2.3rem,7vw,4.4rem)/.95 Impact,"Arial Black",sans-serif;letter-spacing:.01em;text-shadow:4px 4px 0 #151c2b,7px 7px 0 #03060b}
.lead{margin:14px 0 16px;color:#d7dee9;font-weight:700}
.fan{position:relative;width:200px;height:96px;margin:0 auto 14px}
.fan span{position:absolute;left:50%;top:6px;width:116px;aspect-ratio:16/10;margin-left:-58px;overflow:hidden;border-radius:9px;border:1px solid #3a4760;background:repeating-linear-gradient(135deg,#ffffff07 0 6px,transparent 6px 14px),linear-gradient(145deg,#132036,#0b1222);box-shadow:0 10px 24px #000a}
.fan span:nth-child(1){rotate:-14deg;translate:-52px 10px}
.fan span:nth-child(3){rotate:14deg;translate:52px 10px}
.fan .fan-back{z-index:1;border-color:var(--cyan);box-shadow:0 0 0 1px #37e6ff55,0 14px 30px #000c,0 0 26px #37e6ff33}
.fan .fan-back::after{content:"GHK";position:absolute;inset:0;display:grid;place-items:center;font:900 1.1rem Impact,sans-serif;letter-spacing:.08em;color:#d8f6ff;text-shadow:0 0 12px #37e6ff99}
.fan img{display:block;width:100%;height:100%;object-fit:cover;animation:fadeIn .4s ease-out}
.record-box{display:grid;grid-template-columns:1fr 1fr;gap:8px;width:min(360px,100%);margin:0 auto 12px;padding:10px 12px;border:1px solid #344259;border-radius:12px;background:#0b111de6;text-align:left}
.record-box small{display:block;color:#7d899b;font-size:.68rem;font-weight:800}
.record-box strong{font:900 1.25rem ui-monospace,monospace;color:var(--gold)}
.record-box span{grid-column:1/-1;font:.6rem ui-monospace,monospace;color:#66748a;text-align:right}
.reward-info{min-height:1.2em;margin:0 auto 14px;color:var(--gold);font-size:.75rem}
.cta,.secondary{min-height:46px;border-radius:9px;padding:0 22px;border:0;font-weight:900;letter-spacing:.02em}
.cta{background:var(--lime);color:#071008;box-shadow:0 5px 0 #608d10}
.cta:active{transform:translateY(3px);box-shadow:0 2px 0 #608d10}
.cta:focus-visible,.secondary:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.secondary{background:#172033;border:1px solid #3b4963;color:#dfe6f1}
.secondary:hover{border-color:var(--cyan)}
.rules{list-style:none;margin:18px auto 0;padding:0;max-width:420px;display:grid;gap:6px;color:#91a0b4;font-size:.78rem;text-align:left}
.rules li::before{content:"▸";color:var(--cyan);margin-right:8px}
.row{display:flex;justify-content:center;gap:10px;flex-wrap:wrap}
.loading-panel p{margin:0 0 14px}
#loadingText{margin:0;font-weight:800;color:#cfe9ff}
.progress{width:min(320px,80vw);height:8px;margin:12px auto 0;border-radius:99px;background:#141c2b;overflow:hidden}
.progress b{display:block;height:100%;background:var(--cyan);transform-origin:left;transform:scaleX(var(--progress,0));transition:transform .2s}
.perfect-badge{display:inline-block;margin:12px 0 0;padding:6px 14px;border-radius:99px;background:#2a2306;border:1px solid #6b5a12;color:var(--gold);font:900 .8rem ui-monospace,monospace;letter-spacing:.14em;animation:recordPulse .65s ease-in-out infinite alternate}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:18px 0 10px}
.stat-grid div{padding:10px 6px;border:1px solid #344057;border-radius:10px;background:#0c121ee8}
.stat-grid dt{color:#8491a5;font:800 .58rem ui-monospace,monospace;letter-spacing:.12em}
.stat-grid dd{margin:4px 0 0;font:900 clamp(1rem,2.6vw,1.4rem) ui-monospace,monospace;font-variant-numeric:tabular-nums}
#clearScore{color:var(--lime)}
.bonus{min-height:1.2em;margin:0 0 16px;color:var(--gold);font-size:.78rem}
.next{position:relative;overflow:hidden;min-width:220px}
.next i{position:absolute;left:0;bottom:0;width:100%;height:4px;background:#071008;opacity:.35;transform-origin:left;transform:scaleX(0)}
.next.counting i{animation:fill var(--auto-ms,1500ms) linear forwards}

/* 결과 카드 */
.result-card{position:relative;padding:18px 18px 14px;border:1px solid #33405a;border-radius:16px;background:linear-gradient(160deg,#111a2b,#0a0f1a 60%);box-shadow:0 24px 70px #000b,inset 0 1px 0 #ffffff10;text-align:center}
.result-card.is-complete{border-color:#6b5a12;box-shadow:0 0 0 1px #ffe26344,0 24px 70px #000b,0 0 40px #ffe26322}
.result-kicker{margin:0 0 6px;color:var(--cyan);font-size:.66rem;font-weight:900;letter-spacing:.14em}
.result-heading{margin:0;font:900 clamp(2rem,5.5vw,3.2rem)/.92 Impact,"Arial Black",sans-serif;color:var(--danger);text-shadow:4px 4px 0 #151c2b,7px 7px 0 #03060b}
.result-card.is-complete .result-heading{color:var(--gold)}
.result-grade{margin:8px 0 4px;font-weight:800;color:#e6edf7}
.result-hero{display:flex;justify-content:center;gap:clamp(16px,5vw,40px);margin:4px 0}
.result-stat small{display:block;color:#8491a5;font:800 .62rem ui-monospace,monospace;letter-spacing:.16em}
.result-stat strong{font:900 clamp(1.8rem,5.5vw,2.8rem) ui-monospace,monospace;font-variant-numeric:tabular-nums;color:var(--lime)}
.result-stat:first-child strong{color:var(--cyan)}
.result-best{margin:0 0 8px;color:var(--gold);font:900 .9rem ui-monospace,monospace;letter-spacing:.14em;animation:recordPulse .65s ease-in-out infinite alternate}
.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin:10px 0 0}
.result-grid div{padding:8px 4px;border:1px solid #2c374c;border-radius:9px;background:#0a0f19}
.result-grid dt{color:#7d899c;font-size:.66rem;font-weight:800}
.result-grid dd{margin:3px 0 0;font:900 .95rem ui-monospace,monospace}
.result-games-title{margin:10px 0 6px;color:#9aa7b9;font-size:.72rem;font-weight:800;text-align:left}
.result-games{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.result-games a{display:block;overflow:hidden;border:1px solid #2c374c;border-radius:8px;background:#0a0f19;text-decoration:none}
.result-games a:hover,.result-games a:focus-visible{border-color:var(--cyan)}
.result-games img{display:block;width:100%;aspect-ratio:16/10;object-fit:cover}
.result-games span{display:block;padding:4px 6px;font-size:.62rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-align:left}
.reward-result{min-height:1.2em;margin:8px 0;color:var(--gold);font-size:.78rem}
.home-link{margin:8px 0 0;color:#9aa7b9;font-size:.75rem}
.home-link a:hover{color:#fff}

/* 넓은 화면: 결과 표 · 나온 게임을 한 줄씩 (결과 화면이 스크롤 없이 들어가게) */
@media (min-width:700px){.result-grid,.result-games{grid-template-columns:repeat(6,1fr)}.result-games span{font-size:.56rem}}

/* 하단: 점수 · 최고 기록 · 다시 시작 · 효과음 */
.mt-foot{flex:none;display:flex;align-items:center;gap:clamp(10px,2vw,24px);padding:10px clamp(12px,2.4vw,26px);border-top:1px solid #222b3b;background:#0a0e17}
.mt-foot small{display:block;color:#7d899c;font-size:.68rem;font-weight:800}
.mt-foot strong{font:900 1.05rem ui-monospace,monospace;font-variant-numeric:tabular-nums}
#scoreValue{color:var(--lime)}
#bestValue{color:var(--gold);font-family:inherit;font-size:.9rem}
.foot-actions{margin-left:auto;display:flex;gap:8px}
.foot-actions .secondary{min-height:38px;padding:0 14px;font-size:.8rem}
#soundButton[aria-pressed="false"]{color:#7d899c}

@keyframes drain{0%{transform:scaleX(1);background:var(--cyan)}60%{background:var(--gold)}100%{transform:scaleX(0);background:var(--danger)}}
@keyframes bannerIn{0%{opacity:0;scale:1.8}60%{opacity:1;scale:.96}100%{opacity:1;scale:1}}
@keyframes popUp{0%{opacity:0;translate:-50% 12px;scale:.7}20%{opacity:1;translate:-50% 0;scale:1.08}70%{opacity:1}100%{opacity:0;translate:-50% -18px;scale:1}}
@keyframes pop{0%{scale:1.06}45%{scale:1.12}100%{scale:1}}
@keyframes matchGlow{0%{filter:brightness(1.6) saturate(1.3)}100%{filter:none}}
@keyframes shake{0%,100%{translate:0}20%{translate:-5px}40%{translate:5px}60%{translate:-3px}80%{translate:3px}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes fill{to{transform:scaleX(1)}}
@keyframes lowLife{to{opacity:.45}}
@keyframes recordPulse{to{transform:scale(1.06);filter:drop-shadow(0 0 10px #ffe263)}}

/* 모바일: HUD 를 한 줄 5칸으로, 하단을 두 줄로 */
@media (max-width:640px){
  .game-topbar{height:46px}
  :root{--pad:6px}
  .mt-shell{height:calc(100vh - 46px - 12px);height:calc(100dvh - 46px - 12px);min-height:520px;border-radius:12px}
  .mt-hud{flex-direction:column;align-items:stretch;gap:8px;padding:8px}
  .mt-title{font-size:.95rem}
  .mt-stats{display:grid;grid-template-columns:repeat(5,1fr);gap:4px}
  .mt-stats>div{min-width:0;padding:4px 2px;border-radius:8px}
  .mt-stats dt{font-size:.5rem;letter-spacing:.1em}
  .mt-stats dd{font-size:.82rem}
  .mt-gauge{height:28px;gap:8px}
  .mt-gauge span{font-size:.75rem}
  .mt-foot{flex-wrap:wrap;gap:8px 14px;padding:8px}
  .foot-actions{margin-left:0;width:100%}
  .foot-actions .secondary{flex:1;min-height:36px}
  .overlay{padding:10px}
  .display{font-size:2.2rem}
  .fan{height:80px;transform:scale(.82);margin-bottom:12px}
  .lead{margin:8px 0 10px;font-size:.88rem}
  .rules{margin-top:12px;font-size:.72rem}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .result-card{padding:16px 12px 14px}
}

/* 휴대폰 가로(낮은 화면): 외울 카드가 스크롤 없이 한 화면에 모두 보이게 — 최소 높이를 풀고 머리·발을 줄인다(카드는 남은 높이에 맞춰 board.js 가 줄인다) */
@media (max-height:500px) and (orientation:landscape){
  .game-topbar{height:40px}
  :root{--pad:4px}
  .mt-shell{height:calc(100vh - 40px - 8px);height:calc(100dvh - 40px - 8px);min-height:0;border-radius:10px}
  .mt-hud{padding:4px 10px;gap:10px}
  .mt-title{font-size:.9rem}
  .mt-stats>div{padding:2px 6px}
  .mt-gauge{height:20px}
  .mt-foot{padding:4px 10px;gap:10px}
  .foot-actions .secondary{min-height:30px}
  .overlay{padding:6px 12px}
  .fan,.rules,.title-panel .kicker{display:none}
  .display{font-size:1.9rem}
  .lead{margin:4px 0 6px}
  .record-box{padding:4px 10px;margin-bottom:6px;gap:2px 8px}
  .reward-info{margin-bottom:6px}
  .cta{min-height:40px}
}

@media (prefers-reduced-motion:reduce){
  .card-inner{transition-duration:.01ms}
  .card,.card.is-matched,.card.is-miss,.card.is-matched .card-front,.banner.show,.combo-pop.show,.overlay.visible,.perfect-badge,.result-best,.life.is-low{animation-duration:.01ms!important;animation-iteration-count:1!important}
}