:root{--ocean-deep: #0a1628;--ocean-mid: #0f2847;--ocean-light: #1a4a6e;--ocean-surface: #2d7eb5;--sand: #f5e6c8;--coral-pink: #ff6b9d;--coral-orange: #ff9a6c;--mermaid-tail: #7b5ea7;--mermaid-skin: #fce4d6;--pearl: #f0e6ff;--gold: #ffd700;--seaweed: #2d8a4e;--bioluminescent: #00ffc8;--bubble: rgba(255, 255, 255, .3);--danger: #ff4757;--health: #2ed573;--mana: #70a1ff;--xp: #ffa502;--font-display: "Georgia", "Times New Roman", serif;--font-ui: system-ui, -apple-system, sans-serif;--radius-sm: 8px;--radius-md: 14px;--radius-lg: 20px;--radius-full: 9999px}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{width:100%;height:100%;overflow:hidden;background:var(--ocean-deep);font-family:var(--font-ui);color:#fff;-webkit-font-smoothing:antialiased;user-select:none;-webkit-user-select:none}.game-container{position:relative;width:100%;height:100%;overflow:hidden}.game-canvas{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;display:block}.hud{position:absolute;top:0;left:0;right:0;padding:12px 16px;padding-top:max(12px,env(safe-area-inset-top));display:flex;justify-content:space-between;align-items:flex-start;pointer-events:none;z-index:10}.hud-left,.hud-right{display:flex;flex-direction:column;gap:6px}.hud-right{align-items:flex-end}.stat-bar{display:flex;align-items:center;gap:6px;font-size:12px;font-weight:600}.stat-bar-icon{font-size:14px;filter:drop-shadow(0 1px 2px rgba(0,0,0,.5))}.stat-bar-track{width:100px;height:8px;background:#0006;border-radius:var(--radius-full);overflow:hidden;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);border:1px solid rgba(255,255,255,.1)}.stat-bar-fill{height:100%;border-radius:var(--radius-full);transition:width .3s ease}.stat-bar-fill.health{background:linear-gradient(90deg,#ff6b6b,#2ed573)}.stat-bar-fill.mana{background:linear-gradient(90deg,#5352ed,#70a1ff)}.stat-bar-fill.xp{background:linear-gradient(90deg,#ff6348,#ffa502)}.stat-bar-value{font-size:11px;color:#ffffffb3;min-width:40px}.score-display{font-family:var(--font-display);font-size:20px;font-weight:700;text-shadow:0 2px 8px rgba(0,0,0,.5);background:linear-gradient(135deg,gold,#fa0);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.wave-display{font-size:12px;color:#fff9;text-shadow:0 1px 4px rgba(0,0,0,.5)}.combo-display{font-size:14px;font-weight:700;color:var(--coral-pink);text-shadow:0 0 10px rgba(255,107,157,.5);animation:comboPulse .5s ease}@keyframes comboPulse{0%{transform:scale(1.3)}to{transform:scale(1)}}.touch-controls{position:absolute;bottom:0;left:0;right:0;padding:16px;padding-bottom:max(16px,env(safe-area-inset-bottom));display:flex;justify-content:space-between;align-items:flex-end;pointer-events:none;z-index:10}.joystick-area{width:120px;height:120px;border-radius:50%;background:#ffffff14;border:2px solid rgba(255,255,255,.15);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);position:relative;pointer-events:all;touch-action:none}.joystick-knob{position:absolute;width:48px;height:48px;border-radius:50%;background:#ffffff40;border:2px solid rgba(255,255,255,.4);top:50%;left:50%;transform:translate(-50%,-50%);transition:none}.action-buttons{display:flex;flex-direction:column;gap:10px;pointer-events:all}.action-btn-row{display:flex;gap:10px;justify-content:flex-end}.action-btn{width:56px;height:56px;border-radius:50%;border:2px solid rgba(255,255,255,.2);background:#ffffff1a;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#fff;font-size:20px;display:flex;align-items:center;justify-content:center;cursor:pointer;touch-action:none;transition:all .15s ease;position:relative;overflow:hidden}.action-btn:active{transform:scale(.9);background:#ffffff40}.action-btn.attack{width:68px;height:68px;font-size:26px;border-color:#ff6b9d66;background:#ff6b9d26}.action-btn.attack:active{background:#ff6b9d59}.action-btn.dash{border-color:#64c8ff66;background:#64c8ff1a}.action-btn.special{border-color:#c084fc66;background:#c084fc1a}.action-btn-label{position:absolute;bottom:-18px;font-size:9px;color:#ffffff80;white-space:nowrap}.action-btn .cooldown-overlay{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;background:#0009;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700}.menu-screen{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:50;animation:fadeIn .5s ease}.menu-bg{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(180deg,#0a1628,#0f2847 40%,#1a4a6e)}.menu-bg-bubbles{position:absolute;top:0;right:0;bottom:0;left:0;overflow:hidden;pointer-events:none}.menu-bubble{position:absolute;border-radius:50%;background:radial-gradient(circle at 30% 30%,#ffffff26,#ffffff08);border:1px solid rgba(255,255,255,.08);animation:bubbleFloat linear infinite}@keyframes bubbleFloat{0%{transform:translateY(0) scale(1);opacity:.6}50%{opacity:.3}to{transform:translateY(-100vh) scale(.5);opacity:0}}.menu-content{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;padding:2rem;width:100%;max-width:400px}.game-title{font-family:var(--font-display);font-size:3rem;font-weight:700;text-align:center;line-height:1.1;margin-bottom:.5rem;background:linear-gradient(135deg,#00ffc8,#70a1ff,#c084fc,#ff6b9d);background-size:300% 300%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:gradientShift 4s ease infinite;text-shadow:none;filter:drop-shadow(0 2px 10px rgba(0,255,200,.3))}@keyframes gradientShift{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}.game-subtitle{font-size:.9rem;color:#ffffff80;margin-bottom:2.5rem;letter-spacing:.15em;text-transform:uppercase}.menu-mermaid{font-size:6rem;margin-bottom:1.5rem;animation:float 3s ease-in-out infinite;filter:drop-shadow(0 8px 30px rgba(123,94,167,.4))}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-12px)}}.menu-btn{width:100%;max-width:280px;padding:14px 24px;border-radius:var(--radius-full);border:none;font-size:1rem;font-weight:600;font-family:var(--font-ui);cursor:pointer;transition:all .2s ease;margin-bottom:12px;position:relative;overflow:hidden}.menu-btn:active{transform:scale(.97)}.menu-btn-primary{background:linear-gradient(135deg,#00ffc8,#70a1ff);color:#0a1628;box-shadow:0 4px 20px #00ffc84d}.menu-btn-primary:hover{box-shadow:0 6px 28px #00ffc873;transform:translateY(-1px)}.menu-btn-secondary{background:#ffffff14;color:#fff;border:1px solid rgba(255,255,255,.15);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.menu-btn-secondary:hover{background:#ffffff24}.menu-btn-small{padding:10px 20px;font-size:.85rem;max-width:200px}.menu-info{margin-top:1rem;font-size:.75rem;color:#ffffff4d;text-align:center}.pause-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#0a1628d9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:40;animation:fadeIn .2s ease}.pause-title{font-family:var(--font-display);font-size:2rem;font-weight:700;margin-bottom:2rem;color:var(--bioluminescent)}.gameover-screen{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:45;background:#0a1628e6;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);animation:fadeIn .5s ease}.gameover-icon{font-size:5rem;margin-bottom:1rem;animation:float 2s ease-in-out infinite}.gameover-title{font-family:var(--font-display);font-size:2.5rem;font-weight:700;margin-bottom:.5rem;background:linear-gradient(135deg,#ff6b9d,#ff9a6c);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.gameover-stats{display:flex;gap:2rem;margin:1.5rem 0;text-align:center}.gameover-stat-value{font-family:var(--font-display);font-size:1.5rem;font-weight:700;color:var(--gold)}.gameover-stat-label{font-size:.7rem;color:#fff6;text-transform:uppercase;letter-spacing:.1em;margin-top:4px}.wave-banner{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;z-index:20;pointer-events:none;animation:waveBannerIn .5s ease,waveBannerOut .5s ease 2s forwards}.wave-banner-number{font-family:var(--font-display);font-size:4rem;font-weight:700;background:linear-gradient(135deg,#00ffc8,#70a1ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;filter:drop-shadow(0 0 20px rgba(0,255,200,.4))}.wave-banner-text{font-size:1rem;color:#fff9;text-transform:uppercase;letter-spacing:.2em}@keyframes waveBannerIn{0%{opacity:0;transform:translate(-50%,-50%) scale(.5)}to{opacity:1;transform:translate(-50%,-50%) scale(1)}}@keyframes waveBannerOut{0%{opacity:1}to{opacity:0;transform:translate(-50%,-60%)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.damage-number{position:absolute;font-family:var(--font-display);font-weight:700;pointer-events:none;z-index:15;animation:damageFloat .8s ease forwards;text-shadow:0 2px 4px rgba(0,0,0,.5)}.damage-number.normal{color:#fff;font-size:18px}.damage-number.critical{color:var(--gold);font-size:24px}.damage-number.heal{color:var(--health);font-size:18px}@keyframes damageFloat{0%{opacity:1;transform:translateY(0) scale(1.2)}to{opacity:0;transform:translateY(-40px) scale(.8)}}.levelup-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:35;background:#00ffc81a;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);animation:levelUpFlash 1.5s ease forwards;pointer-events:none}.levelup-text{font-family:var(--font-display);font-size:3rem;font-weight:700;color:var(--bioluminescent);text-shadow:0 0 30px rgba(0,255,200,.6);animation:levelUpBounce .5s ease}.levelup-sub{font-size:1rem;color:#ffffffb3;margin-top:.5rem}@keyframes levelUpFlash{0%{opacity:0}20%{opacity:1}80%{opacity:1}to{opacity:0}}@keyframes levelUpBounce{0%{transform:scale(.3)}60%{transform:scale(1.2)}to{transform:scale(1)}}.inventory-panel{position:absolute;bottom:0;left:0;right:0;background:#0a1628f2;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-top:1px solid rgba(255,255,255,.1);border-radius:var(--radius-lg) var(--radius-lg) 0 0;padding:16px;padding-bottom:max(16px,env(safe-area-inset-bottom));z-index:30;animation:slideUp .3s ease}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.inventory-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.inventory-title{font-family:var(--font-display);font-size:1.1rem;font-weight:700}.inventory-close{background:none;border:none;color:#ffffff80;font-size:1.2rem;cursor:pointer}.inventory-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}.inventory-slot{aspect-ratio:1;border-radius:var(--radius-sm);background:#ffffff0d;border:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;font-size:1.5rem;position:relative;cursor:pointer;transition:all .15s ease}.inventory-slot:active{transform:scale(.95)}.inventory-slot-count{position:absolute;bottom:2px;right:4px;font-size:9px;font-weight:700;color:#ffffffb3}.boss-bar{position:absolute;top:80px;left:50%;transform:translate(-50%);width:70%;max-width:300px;z-index:15;text-align:center;pointer-events:none;animation:fadeIn .5s ease}.boss-name{font-family:var(--font-display);font-size:.85rem;font-weight:700;color:var(--danger);margin-bottom:4px;text-shadow:0 0 10px rgba(255,71,87,.5)}.boss-bar-track{width:100%;height:10px;background:#0006;border-radius:var(--radius-full);overflow:hidden;border:1px solid rgba(255,71,87,.3)}.boss-bar-fill{height:100%;background:linear-gradient(90deg,#ff4757,#ff6b9d);border-radius:var(--radius-full);transition:width .3s ease}.settings-panel{position:absolute;top:0;right:0;bottom:0;left:0;background:#0a1628f2;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);z-index:45;padding:2rem;overflow-y:auto;animation:fadeIn .3s ease}.settings-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.settings-title{font-family:var(--font-display);font-size:1.5rem;font-weight:700}.settings-close{background:none;border:none;color:#ffffff80;font-size:1.5rem;cursor:pointer}.settings-group{margin-bottom:1.5rem}.settings-group-title{font-size:.75rem;color:#ffffff4d;text-transform:uppercase;letter-spacing:.1em;margin-bottom:.75rem}.settings-item{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.05)}.settings-item-label{font-size:.9rem}.toggle-switch{width:44px;height:24px;border-radius:12px;background:#ffffff26;border:none;cursor:pointer;position:relative;transition:background .2s ease}.toggle-switch.active{background:var(--bioluminescent)}.toggle-switch:after{content:"";position:absolute;width:18px;height:18px;border-radius:50%;background:#fff;top:3px;left:3px;transition:transform .2s ease}.toggle-switch.active:after{transform:translate(20px)}@media(orientation:landscape)and (max-height:500px){.hud{padding:8px 12px}.stat-bar-track{width:80px;height:6px}.touch-controls{padding:8px 12px}.joystick-area{width:90px;height:90px}.joystick-knob{width:36px;height:36px}.action-btn{width:46px;height:46px;font-size:16px}.action-btn.attack{width:56px;height:56px;font-size:22px}}