:root{--bg-primary: #0d0a07;--bg-secondary: #1a1510;--bg-card: #231e16;--bg-card-hover: #2e2820;--text-primary: #e8dcc8;--text-secondary: #b5a48a;--text-muted: #7a6c56;--wei-primary: #4a7ab5;--wei-secondary: #6b9dd4;--wei-bg: rgba(74, 122, 181, .1);--wei-border: rgba(74, 122, 181, .35);--shu-primary: #c44a3f;--shu-secondary: #e06b5e;--shu-bg: rgba(196, 74, 63, .1);--shu-border: rgba(196, 74, 63, .35);--wu-primary: #5aad5e;--wu-secondary: #7bc97f;--wu-bg: rgba(90, 173, 94, .1);--wu-border: rgba(90, 173, 94, .35);--dragon-gold: #d4a84b;--dragon-gold-bright: #f0c75e;--dragon-gold-glow: rgba(212, 168, 75, .5);--dragon-body: #6b9f4a;--dragon-body-dark: #5a8a3e;--dragon-tail: #4a7535;--accent-red: #c44a3f;--accent-red-glow: rgba(196, 74, 63, .4);--gradient-gold: linear-gradient(135deg, #d4a84b 0%, #f0c75e 50%, #d4a84b 100%);--gradient-danger: linear-gradient(135deg, #c44a3f 0%, #8b2e26 100%);--border-subtle: rgba(212, 168, 75, .1);--border-gold: rgba(212, 168, 75, .3);--border-ornate: rgba(212, 168, 75, .15);--shadow-md: 0 4px 14px rgba(0, 0, 0, .6);--shadow-lg: 0 10px 40px rgba(0, 0, 0, .7);--font-display: "Ma Shan Zheng", cursive;--font-serif: "Noto Serif SC", "ZCOOL XiaoWei", serif;--font-family: "Noto Serif SC", sans-serif}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased}body{font-family:var(--font-family);background:var(--bg-primary);color:var(--text-primary);min-height:100vh;overflow-x:hidden;line-height:1.6;background-image:radial-gradient(ellipse at 20% 20%,rgba(212,168,75,.03) 0%,transparent 50%),radial-gradient(ellipse at 80% 80%,rgba(196,74,63,.02) 0%,transparent 50%)}#root{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(25px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes dragonGlow{0%,to{box-shadow:0 0 6px #f0c75e80,inset 0 0 0 1px #f0c75e4d}50%{box-shadow:0 0 14px #f0c75ecc,inset 0 0 0 1px #f0c75e80}}@keyframes treasureGlow{0%,to{filter:drop-shadow(0 0 4px rgba(212,168,75,.6)) brightness(1);transform:scale(1)}50%{filter:drop-shadow(0 0 12px rgba(212,168,75,1)) brightness(1.3);transform:scale(1.25)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}@keyframes shake{0%,to{transform:translate(0)}20%,60%{transform:translate(-4px)}40%,80%{transform:translate(4px)}}@keyframes toastIn{0%{opacity:0;transform:translate(-50%,-10px) scale(.8)}to{opacity:1;transform:translate(-50%) scale(1)}}@keyframes toastOut{0%{opacity:1;transform:translate(-50%) scale(1)}to{opacity:0;transform:translate(-50%,-10px) scale(.7)}}@keyframes mapGlow{0%,to{box-shadow:0 0 8px #d4a84b1a,inset 0 0 20px #0003}50%{box-shadow:0 0 16px #d4a84b33,inset 0 0 20px #0003}}@keyframes shimmer{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}@keyframes sparkle{0%,to{opacity:.3}50%{opacity:1}}.game-container{display:flex;flex-direction:column;align-items:center;gap:1.25rem;padding:1.5rem;animation:fadeIn .6s ease;width:100%;max-width:750px}.game-header{text-align:center;animation:slideUp .5s ease}.game-title{font-family:var(--font-display);font-size:3rem;font-weight:400;background:var(--gradient-gold);background-size:200% auto;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:.15em;animation:shimmer 4s ease-in-out infinite;line-height:1.3}.game-title .dragon-icon{-webkit-text-fill-color:initial;animation:float 3s ease-in-out infinite;font-size:.75em;display:inline-block}.game-subtitle{font-family:var(--font-serif);font-size:.85rem;color:var(--text-muted);letter-spacing:.2em}.ornament-divider{display:flex;align-items:center;gap:.75rem;width:100%;max-width:400px;opacity:.4}.ornament-divider .line{flex:1;height:1px;background:linear-gradient(90deg,transparent,var(--dragon-gold),transparent)}.ornament-divider .diamond{width:6px;height:6px;background:var(--dragon-gold);transform:rotate(45deg)}.kingdom-select{display:flex;gap:1rem;width:100%;animation:slideUp .6s ease .1s both;flex-wrap:wrap;justify-content:center}.kingdom-card{flex:1;min-width:160px;max-width:200px;padding:1.5rem 1rem;border-radius:12px;cursor:pointer;background:var(--bg-card);border:2px solid var(--border-ornate);display:flex;flex-direction:column;align-items:center;gap:.5rem;font-family:var(--font-serif);transition:all .25s ease;position:relative;overflow:hidden}.kingdom-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px}.kingdom-card.wei:before{background:var(--wei-primary)}.kingdom-card.shu:before{background:var(--shu-primary)}.kingdom-card.wu:before{background:var(--wu-primary)}.kingdom-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.kingdom-card.wei:hover{border-color:var(--wei-border);background:var(--wei-bg)}.kingdom-card.shu:hover{border-color:var(--shu-border);background:var(--shu-bg)}.kingdom-card.wu:hover{border-color:var(--wu-border);background:var(--wu-bg)}.kingdom-icon{font-size:2.5rem}.kingdom-name{font-family:var(--font-display);font-size:2rem;letter-spacing:.1em}.kingdom-card.wei .kingdom-name{color:var(--wei-secondary)}.kingdom-card.shu .kingdom-name{color:var(--shu-secondary)}.kingdom-card.wu .kingdom-name{color:var(--wu-secondary)}.kingdom-desc{font-size:.75rem;color:var(--text-secondary);text-align:center}.kingdom-motto{font-size:.7rem;color:var(--text-muted);font-style:italic;margin-top:.25rem}.score-panel{display:flex;gap:1rem;width:100%;animation:slideUp .6s ease .1s both}.score-card{flex:1;background:var(--bg-card);border:1px solid var(--border-ornate);border-radius:8px;padding:.75rem 1rem;text-align:center;transition:all .25s ease;position:relative;overflow:hidden}.score-card:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--gradient-gold);opacity:.5}.score-card.conquest:before{background:linear-gradient(90deg,var(--shu-primary),var(--dragon-gold))}.score-card:hover{background:var(--bg-card-hover);transform:translateY(-2px)}.score-card .label{font-family:var(--font-serif);font-size:.7rem;color:var(--text-muted);letter-spacing:.15em;margin-bottom:.25rem}.score-card .value{font-family:var(--font-display);font-size:2rem;color:var(--dragon-gold)}.score-card.conquest .value{color:var(--shu-primary)}.kingdom-banners{display:flex;gap:.75rem;animation:slideUp .6s ease .15s both}.kingdom-banner{display:flex;align-items:center;gap:6px;font-family:var(--font-serif);font-size:.8rem;letter-spacing:.08em;padding:4px 10px;border-radius:6px;border:1px solid;transition:all .2s}.kingdom-banner.wei{color:var(--wei-secondary);border-color:var(--wei-border);background:var(--wei-bg)}.kingdom-banner.shu{color:var(--shu-secondary);border-color:var(--shu-border);background:var(--shu-bg)}.kingdom-banner.wu{color:var(--wu-secondary);border-color:var(--wu-border);background:var(--wu-bg)}.kingdom-banner.player{box-shadow:0 0 10px #d4a84b33;border-width:2px;font-weight:700}.banner-dot{width:8px;height:8px;border-radius:50%}.kingdom-banner.wei .banner-dot{background:var(--wei-primary)}.kingdom-banner.shu .banner-dot{background:var(--shu-primary)}.kingdom-banner.wu .banner-dot{background:var(--wu-primary)}.speed-selector{display:flex;align-items:center;gap:.75rem;animation:slideUp .7s ease .2s both}.speed-selector .label{font-family:var(--font-serif);font-size:.8rem;color:var(--text-muted);letter-spacing:.1em}.speed-options{display:flex;gap:3px;background:var(--bg-secondary);border-radius:6px;padding:3px;border:1px solid var(--border-ornate)}.speed-btn{padding:4px 12px;border:none;border-radius:5px;font-family:var(--font-serif);font-size:.75rem;cursor:pointer;transition:all .15s;background:transparent;color:var(--text-muted);letter-spacing:.05em}.speed-btn.active{background:var(--gradient-gold);color:#1a1510;box-shadow:0 2px 8px #d4a84b40}.speed-btn:not(.active):hover{color:var(--text-primary);background:#d4a84b14}.game-board-wrapper{position:relative;animation:slideUp .7s ease .2s both}.game-board-frame{padding:5px;background:linear-gradient(135deg,#d4a84b33,#d4a84b0d,#d4a84b33);border-radius:14px;position:relative}.game-board-frame:before{content:"";position:absolute;inset:0;border-radius:14px;border:1px solid var(--border-gold)}.game-board{display:grid;background:var(--bg-secondary);border-radius:10px;overflow:hidden;position:relative}.game-board.active{animation:mapGlow 4s ease-in-out infinite}.game-board.game-over{animation:shake .5s ease;box-shadow:0 0 20px var(--accent-red-glow)}.cell{width:100%;aspect-ratio:1;position:relative;transition:background-color .15s}.cell.territory-wei{background:#4a7ab50f}.cell.territory-shu{background:#c44a3f0f}.cell.territory-wu{background:#5aad5e0f}.cell.t-border-top{border-top:1.5px dashed rgba(212,168,75,.18)}.cell.t-border-bottom{border-bottom:1.5px dashed rgba(212,168,75,.18)}.cell.t-border-left{border-left:1.5px dashed rgba(212,168,75,.18)}.cell.t-border-right{border-right:1.5px dashed rgba(212,168,75,.18)}.territory-labels{position:absolute;inset:0;pointer-events:none;z-index:1}.territory-label{position:absolute;font-family:var(--font-display);font-size:48px;letter-spacing:.1em;opacity:.25;display:flex;align-items:center;justify-content:center;text-shadow:0 0 15px currentColor}.territory-label.wei{color:var(--wei-primary)}.territory-label.shu{color:var(--shu-primary)}.territory-label.wu{color:var(--wu-primary)}.cell.dragon{background:linear-gradient(180deg,#7cb668,#5a8a3e);border-radius:3px;position:relative;box-shadow:inset 0 1px #ffffff2e,inset 0 -1px #00000026}.cell.dragon:before{content:"";position:absolute;inset:0;border-radius:3px;background:radial-gradient(ellipse 70% 60% at 25% 35%,rgba(255,255,255,.12) 0%,transparent 60%),radial-gradient(ellipse 70% 60% at 75% 65%,rgba(255,255,255,.08) 0%,transparent 60%);pointer-events:none}.cell.dragon-body:after{content:"";position:absolute;inset:1px;border-radius:2px;background:repeating-linear-gradient(0deg,transparent 0px,transparent 3px,rgba(0,0,0,.08) 3px,rgba(0,0,0,.08) 4px);pointer-events:none}.cell.dragon-head{background:linear-gradient(135deg,#f0c75e,#d4a84b)!important;border-radius:4px;z-index:3;animation:dragonGlow 2s ease-in-out infinite;overflow:visible}.cell.dragon-head:before{display:none}.dragon-head-emoji{position:absolute;inset:-20%;display:flex;align-items:center;justify-content:center;font-size:1.6em;z-index:4;filter:drop-shadow(0 0 4px rgba(212,168,75,.6));line-height:1}.cell.dragon-tail{background:linear-gradient(180deg,#5a8a3e,#4a7535)!important;border-radius:3px;opacity:.85}.cell.treasure{overflow:visible;z-index:5}.treasure-emoji{position:absolute;inset:-40%;display:flex;align-items:center;justify-content:center;font-size:1.8em;z-index:5;animation:treasureGlow 1.5s ease-in-out infinite;filter:drop-shadow(0 0 8px rgba(212,168,75,.7));line-height:1}.cell.treasure:before{content:"";position:absolute;inset:-60%;border-radius:50%;z-index:4;background:radial-gradient(circle,rgba(212,168,75,.2) 0%,rgba(212,168,75,.05) 40%,transparent 70%);animation:sparkle 2s ease-in-out infinite}.toast-notification{position:absolute;top:-40px;left:50%;transform:translate(-50%);font-family:var(--font-display);font-size:1.4rem;color:var(--dragon-gold);text-shadow:0 0 12px var(--dragon-gold-glow);letter-spacing:.1em;white-space:nowrap;z-index:20;pointer-events:none;animation:toastIn .15s ease forwards,toastOut .2s ease .35s forwards}.overlay-base{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;z-index:10;border-radius:10px;animation:fadeIn .4s ease}.start-overlay{background:#0d0a07eb;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.pause-overlay{background:#0d0a07bf;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:8}.gameover-overlay{background:#0d0a07e0;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.overlay-title{font-family:var(--font-display);font-size:2.5rem;letter-spacing:.15em;line-height:1.2}.overlay-title.gold{color:var(--dragon-gold);text-shadow:0 0 20px var(--dragon-gold-glow)}.overlay-title.red{color:var(--accent-red);text-shadow:0 0 20px var(--accent-red-glow)}.overlay-score{font-family:var(--font-serif);font-size:1.1rem;color:var(--text-secondary);letter-spacing:.05em}.overlay-score span{color:var(--dragon-gold);font-weight:700;font-size:1.3rem}.overlay-hint{font-family:var(--font-serif);font-size:.75rem;color:var(--text-muted)}.btn{padding:.7rem 2rem;border:none;border-radius:6px;font-family:var(--font-serif);font-size:.95rem;font-weight:600;cursor:pointer;transition:all .25s;letter-spacing:.1em;position:relative;overflow:hidden}.btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.1),transparent);transition:left .5s}.btn:hover:before{left:100%}.btn-primary{background:var(--gradient-gold);color:#1a1510;box-shadow:0 4px 15px #d4a84b40;border:1px solid rgba(240,199,94,.3)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 25px #d4a84b59}.btn-danger{background:var(--gradient-danger);color:var(--text-primary);box-shadow:0 4px 15px #c44a3f40;border:1px solid rgba(196,74,63,.3)}.btn-danger:hover{transform:translateY(-2px);box-shadow:0 6px 25px #c44a3f59}.new-high-score{color:var(--dragon-gold);font-family:var(--font-display);font-size:1.1rem;animation:pulse 1s ease-in-out infinite;text-shadow:0 0 10px var(--dragon-gold-glow);letter-spacing:.1em}.controls-info{display:flex;align-items:center;gap:1rem;padding:.6rem 1.2rem;background:var(--bg-card);border:1px solid var(--border-ornate);border-radius:8px;animation:slideUp .8s ease .3s both}.controls-info .info-group{display:flex;align-items:center;gap:6px;color:var(--text-muted);font-size:.8rem;font-family:var(--font-serif)}.key-badge{display:inline-flex;align-items:center;justify-content:center;min-width:26px;height:26px;padding:0 6px;background:var(--bg-secondary);border:1px solid var(--border-ornate);border-radius:4px;font-size:.7rem;font-weight:600;color:var(--dragon-gold);font-family:monospace}.divider{width:1px;height:18px;background:var(--border-ornate)}.mobile-controls{display:none;gap:.5rem;animation:slideUp .8s ease .3s both}.mobile-btn{width:52px;height:52px;display:flex;align-items:center;justify-content:center;background:var(--bg-card);border:1px solid var(--border-ornate);border-radius:8px;font-size:1.2rem;color:var(--dragon-gold);cursor:pointer;transition:all .15s;-webkit-user-select:none;user-select:none}.mobile-btn:active{background:var(--bg-card-hover);transform:scale(.95)}.mobile-dpad{display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);gap:4px;width:164px}.mobile-dpad .mobile-btn:nth-child(1){grid-column:2;grid-row:1}.mobile-dpad .mobile-btn:nth-child(2){grid-column:1;grid-row:2}.mobile-dpad .mobile-btn:nth-child(3){grid-column:3;grid-row:2}.mobile-dpad .mobile-btn:nth-child(4){grid-column:2;grid-row:3}@media(max-width:600px){.game-container{padding:1rem;gap:.75rem}.game-title{font-size:2rem}.score-panel{gap:.5rem}.score-card{padding:.5rem}.score-card .value{font-size:1.3rem}.controls-info{display:none}.mobile-controls{display:flex;flex-direction:column;align-items:center}.overlay-title{font-size:1.8rem}.kingdom-select{gap:.5rem}.kingdom-card{padding:1rem .75rem;min-width:100px}.kingdom-name{font-size:1.5rem}.kingdom-icon{font-size:2rem}}