:root{--coral: #FF6B6B;--coral-light: #FF8E8E;--coral-dark: #E85555;--white: #FFFFFF;--bg: #FFF5F5;--text: #2D2D2D;--text-light: #888;--card-bg: #FF6B6B;--card-back: #FFFFFF;--shadow: rgba(255, 107, 107, .2);--success: #4ECDC4}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);max-width:375px;margin:0 auto;min-height:100dvh;overflow-x:hidden;-webkit-user-select:none;user-select:none}.menu{display:flex;flex-direction:column;align-items:center;padding:48px 24px 32px;min-height:100dvh}.menu-logo{font-size:64px;margin-bottom:12px}.menu-title{font-size:28px;font-weight:800;color:var(--coral)}.menu-subtitle{font-size:14px;color:var(--text-light);margin-top:4px;margin-bottom:32px}.theme-picker{width:100%;margin-bottom:24px}.picker-label{font-size:12px;font-weight:700;color:var(--text-light);text-transform:uppercase;letter-spacing:1px;margin-bottom:8px;display:block}.theme-options{display:grid;grid-template-columns:1fr 1fr;gap:8px}.theme-btn{padding:10px;border:2px solid #EEE;border-radius:12px;background:#fff;font-size:14px;cursor:pointer;transition:all .2s}.theme-btn.active{border-color:var(--coral);background:var(--bg);color:var(--coral);font-weight:700}.menu-modes{width:100%;display:flex;flex-direction:column;gap:12px}.mode-btn{width:100%;padding:14px;border:none;border-radius:14px;font-size:16px;font-weight:700;cursor:pointer;background:#fff;color:var(--text);box-shadow:0 2px 8px #0000000f;transition:all .2s}.mode-btn:active{transform:scale(.97)}.mode-btn.primary{background:var(--coral);color:#fff}.mode-btn.secondary{background:transparent;color:var(--text-light);box-shadow:none;font-size:14px}.free-play{margin-top:8px}.difficulty-btns{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:8px}.diff-btn{padding:10px 4px;border:2px solid #EEE;border-radius:10px;background:#fff;font-size:13px;font-weight:600;cursor:pointer;transition:all .2s}.diff-btn:active{border-color:var(--coral);background:var(--bg)}.game-screen{padding-bottom:24px}.game-header{padding:16px 16px 12px}.header-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.stage-badge{font-size:13px;font-weight:700;color:var(--coral);background:#fff;padding:4px 12px;border-radius:20px;box-shadow:0 1px 4px var(--shadow)}.hint-btn{font-size:13px;padding:6px 14px;border:none;border-radius:20px;background:var(--coral);color:#fff;font-weight:700;cursor:pointer}.hint-btn:active{background:var(--coral-dark)}.header-stats{display:flex;justify-content:space-around;background:#fff;border-radius:12px;padding:10px;box-shadow:0 1px 4px #0000000a}.stat{display:flex;flex-direction:column;align-items:center}.stat-label{font-size:10px;color:var(--text-light);font-weight:600}.stat-value{font-size:16px;font-weight:800;color:var(--text)}.combo-value{color:var(--coral)}.card-grid{margin-top:8px}.card-container{cursor:pointer;-webkit-tap-highlight-color:transparent}.card-inner{position:relative;width:100%;height:100%;transition:transform .5s cubic-bezier(.4,0,.2,1);transform-style:preserve-3d}.card-container.flipped .card-inner{transform:rotateY(180deg)}.card-front,.card-back{position:absolute;width:100%;height:100%;backface-visibility:hidden;border-radius:10px;display:flex;align-items:center;justify-content:center}.card-front{background:linear-gradient(135deg,var(--coral),var(--coral-light));box-shadow:0 2px 8px var(--shadow)}.card-icon{font-size:20px;color:#fff9;font-weight:800}.card-back{background:#fff;transform:rotateY(180deg);box-shadow:0 2px 8px #00000014}.card-symbol{font-size:28px}.card-container.matched .card-back{box-shadow:0 0 16px var(--success),0 2px 8px #00000014;animation:matchGlow .6s ease}@keyframes matchGlow{0%{transform:rotateY(180deg) scale(1)}50%{transform:rotateY(180deg) scale(1.08)}to{transform:rotateY(180deg) scale(1)}}.card-container.matched:after{content:"";position:absolute;top:-4px;right:-4px;bottom:-4px;left:-4px;border-radius:14px;border:2px solid var(--success);opacity:0;animation:matchBorder .8s ease forwards}@keyframes matchBorder{0%{opacity:0;transform:scale(.8)}50%{opacity:1}to{opacity:0;transform:scale(1.1)}}.result-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:100;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.result-card{background:#fff;border-radius:24px;padding:32px 24px;width:320px;text-align:center;position:relative;z-index:101;animation:slideUp .4s ease}@keyframes slideUp{0%{transform:translateY(40px);opacity:0}to{transform:translateY(0);opacity:1}}.result-emoji{font-size:56px;margin-bottom:8px}.result-card h2{font-size:24px;color:var(--coral);margin-bottom:16px}.result-stats{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:20px}.result-stat{background:var(--bg);border-radius:12px;padding:10px;display:flex;flex-direction:column}.result-stat span{font-size:11px;color:var(--text-light)}.result-stat strong{font-size:18px;color:var(--text)}.result-actions{display:flex;flex-direction:column;gap:8px}.confetti-container{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:102;overflow:hidden}.confetti-piece{position:absolute;width:8px;height:8px;border-radius:2px;animation:confettiFall 3s ease-in forwards}@keyframes confettiFall{0%{transform:translateY(-20px) rotate(0);opacity:1}to{transform:translateY(100vh) rotate(720deg);opacity:0}}