:root{--color-primary: #C4956A;--color-primary-dark: #A67C52;--color-primary-light: #E8D4B8;--color-accent: #8B4D6B;--color-accent-light: #B87A97;--color-jade: #5B8A72;--color-jade-light: #8FB8A0;--color-bg: #F5EDE0;--color-bg-dark: #E8DCC8;--color-bg-card: #FFFDF7;--color-text: #3D3328;--color-text-light: #6B5D4D;--color-text-muted: #9C8B7A;--color-border: #D4C4A8;--shadow-soft: 0 4px 20px rgba(61, 51, 40, .1);--shadow-medium: 0 8px 30px rgba(61, 51, 40, .15);--shadow-card: 0 2px 12px rgba(61, 51, 40, .08);--transition-fast: .15s ease;--transition-normal: .3s ease;--transition-slow: .5s ease;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--radius-xl: 28px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{width:100%;height:100%;overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,sans-serif;background-color:var(--color-bg);color:var(--color-text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;touch-action:manipulation;-webkit-tap-highlight-color:transparent}#app{width:100%;height:100%;position:relative;overflow:hidden}#scene-container{width:100%;height:100%;position:relative}.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:var(--color-bg);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:9999;transition:opacity var(--transition-slow),visibility var(--transition-slow)}.loading-overlay.hidden{opacity:0;visibility:hidden;pointer-events:none}.loading-spinner{width:48px;height:48px;border:3px solid var(--color-primary-light);border-top-color:var(--color-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{margin-top:20px;font-size:16px;color:var(--color-text-light);letter-spacing:2px}.scene{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column;opacity:0;visibility:hidden;transition:opacity var(--transition-normal),visibility var(--transition-normal)}.scene.active{opacity:1;visibility:visible}.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 32px;font-size:16px;font-weight:500;letter-spacing:1px;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);-webkit-tap-highlight-color:transparent}.btn-primary{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);color:#fff;box-shadow:0 4px 15px #c4956a66}.btn-primary:active{transform:scale(.96);box-shadow:0 2px 8px #c4956a4d}.btn-secondary{background:var(--color-bg-card);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:active{background:var(--color-bg-dark);transform:scale(.96)}.btn-ghost{background:transparent;color:var(--color-primary-dark);padding:10px 20px}.btn-ghost:active{background:#c4956a1a}.card{background:var(--color-bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:24px}.title-lg{font-size:28px;font-weight:600;color:var(--color-text);letter-spacing:2px}.title-md{font-size:20px;font-weight:500;color:var(--color-text);letter-spacing:1px}.title-sm{font-size:16px;font-weight:500;color:var(--color-text-light)}.desc{font-size:14px;color:var(--color-text-muted);line-height:1.6}.divider{width:40px;height:2px;background:linear-gradient(90deg,transparent,var(--color-primary),transparent);margin:16px auto}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes shimmer{0%{background-position:-200% center}to{background-position:200% center}}.animate-fade-in-up{animation:fadeInUp .5s ease forwards}.animate-scale-in{animation:scaleIn .4s ease forwards}.text-center{text-align:center}.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mt-4{margin-top:32px}.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}.gap-1{gap:8px}.gap-2{gap:16px}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.home-scene{background:linear-gradient(180deg,var(--color-bg) 0%,var(--color-bg-dark) 100%);padding:40px 24px;justify-content:center;align-items:center}.home-content{display:flex;flex-direction:column;align-items:center;max-width:340px}.home-logo{width:80px;height:80px;margin-bottom:24px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--color-primary-light) 0%,var(--color-primary) 100%);border-radius:50%;box-shadow:var(--shadow-medium)}.home-logo-text{font-size:32px;color:#fff;font-weight:600}.home-title{font-size:32px;font-weight:600;color:var(--color-text);letter-spacing:4px;margin-bottom:8px}.home-subtitle{font-size:16px;color:var(--color-text-light);letter-spacing:2px;margin-bottom:40px}.home-main-text{font-size:24px;color:var(--color-primary-dark);font-weight:500;letter-spacing:3px;margin-bottom:12px}.home-desc{font-size:14px;color:var(--color-text-muted);margin-bottom:48px}.home-cta{width:100%;max-width:260px;padding:16px 40px;font-size:18px}.home-footer{position:absolute;bottom:40px;left:0;right:0;text-align:center}.home-footer-text{font-size:12px;color:var(--color-text-muted);letter-spacing:1px}.level-scene{background:var(--color-bg);padding:60px 24px 40px}.level-header{text-align:center;margin-bottom:40px}.level-header-title{font-size:24px;color:var(--color-text);letter-spacing:3px;margin-bottom:8px}.level-header-desc{font-size:14px;color:var(--color-text-muted)}.level-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;max-width:360px;margin:0 auto}.level-card{background:var(--color-bg-card);border-radius:var(--radius-lg);padding:20px;text-align:center;box-shadow:var(--shadow-card);cursor:pointer;transition:all var(--transition-fast);border:2px solid transparent}.level-card:active{transform:scale(.96)}.level-card.unlocked:hover{border-color:var(--color-primary-light);box-shadow:var(--shadow-soft)}.level-card.locked{opacity:.5;cursor:not-allowed}.level-card.completed{border-color:var(--color-jade-light);background:linear-gradient(135deg,var(--color-bg-card) 0%,rgba(91,138,114,.1) 100%)}.level-card-number{font-size:36px;font-weight:600;color:var(--color-primary);margin-bottom:8px}.level-card.completed .level-card-number{color:var(--color-jade)}.level-card.locked .level-card-number{color:var(--color-text-muted)}.level-card-title{font-size:14px;color:var(--color-text-light);margin-bottom:4px}.level-card-pieces{font-size:12px;color:var(--color-text-muted)}.level-card-status{margin-top:12px;font-size:12px;padding:4px 12px;border-radius:12px;display:inline-block}.level-card.completed .level-card-status{background:var(--color-jade-light);color:#fff}.level-card.locked .level-card-status{background:var(--color-bg-dark);color:var(--color-text-muted)}.level-back-btn{position:absolute;top:20px;left:20px;width:40px;height:40px;border-radius:50%;background:var(--color-bg-card);border:none;box-shadow:var(--shadow-card);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--color-text-light)}.game-scene{background:var(--color-bg);padding:16px;display:flex;flex-direction:column;height:100%}.game-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;padding:0 4px;flex-shrink:0}.game-back-btn{width:40px;height:40px;border-radius:50%;background:var(--color-bg-card);border:none;box-shadow:var(--shadow-card);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--color-text-light);transition:all var(--transition-fast)}.game-back-btn:active{transform:scale(.9)}.game-title{font-size:18px;color:var(--color-text);letter-spacing:2px;font-weight:500}.game-hint-btn{width:40px;height:40px;border-radius:50%;background:var(--color-bg-card);border:none;box-shadow:var(--shadow-card);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--color-primary);transition:all var(--transition-fast)}.game-hint-btn:active{transform:scale(.9)}.game-board-container{flex:1;display:flex;align-items:center;justify-content:center;min-height:0;padding:8px}.game-footer{padding:16px 0 8px;text-align:center;flex-shrink:0}.game-progress{font-size:14px;color:var(--color-text-muted)}.game-moves{font-size:12px;color:var(--color-text-muted);margin-top:4px}.result-scene{background:linear-gradient(180deg,var(--color-bg) 0%,var(--color-bg-dark) 100%);padding:40px 24px;justify-content:center;align-items:center}.result-content{display:flex;flex-direction:column;align-items:center;max-width:340px;animation:fadeInUp .6s ease}.result-card{width:100%;background:var(--color-bg-card);border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-medium);margin-bottom:32px}.result-image{width:100%;aspect-ratio:1;object-fit:cover}.result-card-content{padding:24px;text-align:center}.result-blessing{font-size:20px;color:var(--color-text);font-weight:500;letter-spacing:2px;margin-bottom:12px;line-height:1.5}.result-level-tag{font-size:12px;color:var(--color-text-muted);letter-spacing:1px}.result-stats{font-size:12px;color:var(--color-jade);margin-top:8px}.result-brand{font-size:12px;color:var(--color-primary);margin-top:16px;letter-spacing:1px}.result-actions{width:100%;display:flex;flex-direction:column;gap:12px}.result-share-btn{width:100%;padding:16px;font-size:16px}.result-next-btn{width:100%;padding:14px;font-size:15px}.result-home-link{margin-top:16px;font-size:14px;color:var(--color-text-muted);cursor:pointer;text-decoration:underline;text-underline-offset:3px}.hint-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:#0009;display:flex;align-items:center;justify-content:center;z-index:1000;opacity:0;visibility:hidden;transition:all var(--transition-normal)}.hint-modal.active{opacity:1;visibility:visible}.hint-modal-content{background:var(--color-bg-card);border-radius:var(--radius-xl);padding:20px;max-width:320px;width:90%;transform:scale(.9);transition:transform var(--transition-normal)}.hint-modal.active .hint-modal-content{transform:scale(1)}.hint-image{width:100%;border-radius:var(--radius-md);margin-bottom:16px}.hint-close-btn{width:100%;padding:12px}.grid-puzzle{position:relative;background:var(--color-bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-medium);overflow:visible;touch-action:none;user-select:none;-webkit-user-select:none}.grid-puzzle-container{width:100%;height:100%;gap:0;border-radius:var(--radius-lg);overflow:hidden}.grid-cell{position:relative;overflow:visible}.grid-piece{position:absolute;top:0;left:0;width:100%;height:100%;background-repeat:no-repeat;cursor:grab;transition:transform .15s ease,opacity .15s ease}.grid-piece:active{cursor:grabbing}.grid-piece:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;pointer-events:none;z-index:1;border:2px solid rgba(180,160,140,.6);transition:border-color .2s ease}.grid-piece.no-border-top:before{border-top-color:transparent}.grid-piece.no-border-right:before{border-right-color:transparent}.grid-piece.no-border-bottom:before{border-bottom-color:transparent}.grid-piece.no-border-left:before{border-left-color:transparent}.drag-layer{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:100}.drag-group-container{transform:scale(1.05);filter:drop-shadow(0 10px 30px rgba(0,0,0,.35));transition:none}.drag-clone{border-radius:2px;position:relative}.drag-clone:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;border:2px solid var(--color-primary);pointer-events:none;z-index:1}.drag-clone.no-border-top:before{border-top-color:transparent}.drag-clone.no-border-right:before{border-right-color:transparent}.drag-clone.no-border-bottom:before{border-bottom-color:transparent}.drag-clone.no-border-left:before{border-left-color:transparent}.grid-piece.hover-target{transform:scale(.92);opacity:.7}.grid-piece.hover-target:before{border-color:var(--color-jade);border-style:dashed;border-width:2px}.grid-piece.swapping{animation:pieceSwap .3s ease}@keyframes pieceSwap{0%{transform:scale(1);opacity:1}50%{transform:scale(.85);opacity:.6}to{transform:scale(1);opacity:1}}.grid-piece.group-flash{animation:groupFlash .6s ease}@keyframes groupFlash{0%{filter:brightness(1)}30%{filter:brightness(1.5)}60%{filter:brightness(1.2)}to{filter:brightness(1)}}.particle{position:absolute;width:6px;height:6px;background:radial-gradient(circle,rgba(255,255,255,1) 0%,rgba(255,255,255,.8) 50%,transparent 100%);border-radius:50%;pointer-events:none;z-index:10;animation:particleFloat .8s ease-out forwards}@keyframes particleFloat{0%{opacity:1;transform:scale(0) translateY(0)}30%{opacity:1;transform:scale(1.5) translateY(-10px)}to{opacity:0;transform:scale(.5) translateY(-30px)}}.particle:nth-child(odd){width:4px;height:4px;animation-duration:.6s}.particle:nth-child(3n){width:8px;height:8px;background:radial-gradient(circle,rgba(255,255,200,1) 0%,rgba(255,255,200,.6) 50%,transparent 100%);animation-duration:1s}.grid-piece.group-flash:after{content:"";position:absolute;top:-10px;left:-10px;right:-10px;bottom:-10px;background:radial-gradient(circle,rgba(255,255,255,.4) 0%,transparent 70%);pointer-events:none;z-index:5;animation:glowPulse .6s ease-out}@keyframes glowPulse{0%{opacity:0;transform:scale(.8)}40%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(1.2)}}.grid-puzzle.completed{animation:puzzleComplete .8s ease}@keyframes puzzleComplete{0%{box-shadow:var(--shadow-medium)}50%{box-shadow:0 0 60px #c4956ab3}to{box-shadow:var(--shadow-medium)}}.grid-puzzle.completed .grid-piece:before{border-color:transparent!important}@media (max-width: 360px){.grid-puzzle,.grid-puzzle-container{border-radius:var(--radius-md)}}.puzzle-board{position:relative;background:var(--color-bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-medium);touch-action:none;user-select:none;-webkit-user-select:none}.puzzle-board:before{content:"";position:absolute;top:-4px;left:-4px;right:-4px;bottom:-4px;border:2px dashed var(--color-border);border-radius:calc(var(--radius-lg) + 4px);opacity:.5;pointer-events:none}.puzzle-grid{position:absolute;top:0;left:0;width:100%;height:100%;display:grid;pointer-events:none}.puzzle-cell{border:1px solid rgba(212,196,168,.3);background:#f5ede04d}.puzzle-cell.occupied{background:transparent;border-color:transparent}.puzzle-piece{position:absolute;cursor:grab;touch-action:none;transition:box-shadow var(--transition-fast);border-radius:2px;overflow:hidden;will-change:transform}.puzzle-piece:active{cursor:grabbing}.puzzle-piece.dragging{z-index:100;box-shadow:0 10px 30px #3d33284d;transform:scale(1.05)}.puzzle-piece.placed{cursor:default;pointer-events:none}.puzzle-piece.snapping{transition:transform .2s ease-out,left .2s ease-out,top .2s ease-out}.puzzle-piece-image{width:100%;height:100%;object-fit:cover;pointer-events:none;-webkit-user-drag:none}.puzzle-piece:after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;border:1px solid rgba(255,255,255,.3);pointer-events:none}.puzzle-piece.placed:after{border-color:transparent}.puzzle-board.completed{animation:completePulse .6s ease}@keyframes completePulse{0%{box-shadow:var(--shadow-medium)}50%{box-shadow:0 0 40px #c4956a80}to{box-shadow:var(--shadow-medium)}}.puzzle-board.completed:before{opacity:0}.puzzle-complete-glow{position:absolute;top:50%;left:50%;width:120%;height:120%;transform:translate(-50%,-50%);background:radial-gradient(circle,rgba(196,149,106,.3) 0%,transparent 70%);pointer-events:none;opacity:0;animation:glowPulseOld 1.5s ease-out}@keyframes glowPulseOld{0%{opacity:0;transform:translate(-50%,-50%) scale(.8)}50%{opacity:1}to{opacity:0;transform:translate(-50%,-50%) scale(1.2)}}