*,*:before,*:after{box-sizing:border-box}body{margin:0;font-family:Courier New,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:linear-gradient(135deg,#1e1e1e,#2d2d2d);color:#d4d4d4}.card{width:100%;aspect-ratio:1;perspective:600px;background:none;border:none;padding:0;cursor:pointer;outline-offset:4px}.card.matched{cursor:default}.card-inner{position:relative;width:100%;height:100%;transition:transform .5s ease;transform-style:preserve-3d}.card.flipped .card-inner,.card.matched .card-inner{transform:rotateY(180deg)}.card-front,.card-back{position:absolute;inset:0;backface-visibility:hidden;border-radius:6px;overflow:hidden;display:flex;align-items:center;justify-content:center}.card-front{transform:rotateY(180deg);background:#252526;border:1px solid #3e3e42;flex-direction:column;justify-content:flex-start}.card-back{background:#1e1e1e;border:1px solid #3e3e42}.card-front-image{width:100%;flex:1;min-height:0;background:#1e1e1e;padding:0}.card-front-image img{width:100%;height:100%;display:block;object-fit:contain;object-position:center}.card-back img{width:100%;height:100%;object-fit:contain}.card-name{width:100%;margin:0;padding:.4rem .25rem;font-size:.72rem;line-height:1.2;text-align:center;color:#858585;background:#1e1e1e;border-top:1px solid #3e3e42;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.card.matched .card-front{border-color:#4ec9b0;box-shadow:0 0 10px #4ec9b04d}.card:not(.flipped):not(.matched):hover .card-back{border-color:#f48771}.card:focus-visible{outline:2px solid #f48771}.game-board-container{display:grid;grid-template-columns:minmax(0,1fr) 240px;grid-template-areas:"board hud" "status hud";align-items:start;gap:1rem 1.4rem;width:100%;max-width:1020px;margin:0 auto}.game-hud{grid-area:hud;width:100%;padding:1rem;border:2px solid #3e3e42;border-radius:8px;background:#252526;box-shadow:0 0 18px #0006}.game-info{display:flex;flex-direction:column;align-items:stretch;justify-content:flex-start;width:100%;gap:.5rem;padding-bottom:.8rem;margin-bottom:.8rem;border-bottom:1px solid #3e3e42}.stat-chip{display:inline-block;width:100%;align-items:center;justify-content:center;padding:.45rem 0;border:0;border-radius:0;background:transparent;color:#4ec9b0;font-size:1.05rem;font-weight:600}.health-section{margin-top:0;width:100%;color:#d4d4d4;font-size:.9rem;padding-bottom:.8rem;margin-bottom:.8rem;border-bottom:1px solid #3e3e42}.health-meta{display:flex;justify-content:space-between;align-items:center;color:#858585}.health-label{font-weight:600;text-transform:uppercase;letter-spacing:.04em;font-size:.78rem;color:#4ec9b0}.health-bar{margin-top:.45rem;width:100%;height:.7rem;border-radius:999px;background:#1e1e1e;overflow:hidden;border:1px solid #3e3e42}.health-bar-fill{height:100%;background:#4ec9b0;transition:width .2s ease}.health-bar-fill-warn{background:#dcdcaa}.health-bar-fill-danger{background:#f48771}.new-game-btn{width:100%;margin-top:.35rem;padding:.55rem .85rem;border:1px solid #f48771;border-radius:6px;background:#1e1e1e;color:#f48771;font-size:.88rem;font-weight:600;font-family:inherit;cursor:pointer;transition:background .2s ease,color .2s ease}.new-game-btn:hover{background:#f48771;color:#1e1e1e}.new-game-btn:focus-visible{outline:2px solid #f48771;outline-offset:2px}.win-message{grid-area:status;text-align:center;font-size:1rem;font-weight:600;color:#4ec9b0;padding:.8rem;border-radius:8px;background:#252526;border:1px solid #3e3e42;width:100%}.lose-message{grid-area:status;text-align:center;font-size:1rem;font-weight:600;color:#f48771;padding:.8rem;border-radius:8px;background:#252526;border:1px solid #f48771;width:100%}.rule-hint{width:100%;margin:0;padding:0;border:0;background:transparent;color:#858585;text-align:left;font-weight:500;font-size:.9rem;line-height:1.45}.rules-section{width:100%}.panel-heading{margin:0 0 .5rem;color:#4ec9b0;font-size:1.35rem;border-bottom:1px solid #3e3e42;padding-bottom:.35rem}.game-board{grid-area:board;display:grid;grid-template-columns:repeat(4,1fr);gap:.5rem;width:100%;padding:.5rem;border:3px solid #f48771;border-radius:4px;background-color:#252526;background-image:linear-gradient(rgba(62,62,66,.45) 1px,transparent 1px),linear-gradient(90deg,rgba(62,62,66,.45) 1px,transparent 1px);background-size:24px 24px;box-shadow:0 0 28px #f4877138}@media(max-width:900px){.game-board-container{grid-template-columns:1fr;grid-template-areas:"board" "hud" "status";gap:.9rem;max-width:680px}.game-hud{padding:.85rem}}.app{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:1.5rem 1rem 2rem;gap:1.2rem}.app-header{width:100%;max-width:1020px;text-align:center;padding:1rem;border:2px solid #3e3e42;border-radius:10px;background:#252526;box-shadow:0 0 24px #00000073}.app-title{font-size:clamp(1.5rem,3vw,2.2rem);margin:0;display:inline-flex;align-items:center;gap:.6rem}.app-title-text{color:#f48771;text-shadow:2px 2px 4px rgba(0,0,0,.45)}.app-logo{width:40px;height:40px;object-fit:contain;border-radius:8px;border:2px solid #f48771;background:#1e1e1e}.subtitle{margin:.45rem 0 0;color:#858585;font-size:.9rem}main{width:100%;display:flex;justify-content:center}@media(max-width:560px){.app{padding:1rem .75rem 1.3rem;gap:.9rem}.app-header{padding:.8rem}}