/* === NEURAL SWARM — Cyberpunk Tactical HUD === */

/* --- Design System --- */
:root {
  --cyan:    #00f0ff;
  --cyan-d:  #005566;
  --purple:  #cc66ff;
  --purple-d:#220044;
  --amber:   #ffdd00;
  --amber-d: #332800;
  --red:     #ff003c;
  --red-d:   #220008;
  --green:   #00ff88;
  --green-d: #002211;
  --bg:      #020810;
  --surface: rgba(0,0,0,0.85);
  --border:  rgba(255,255,255,0.08);
  --text:    rgba(255,255,255,0.7);
  --text-dim:rgba(255,255,255,0.25);
  --space-xs:4px; --space-sm:8px; --space-md:16px; --space-lg:28px; --space-xl:40px;
  --font: 'JetBrains Mono', monospace;
  --radius: 6px;
}

*{margin:0;padding:0;box-sizing:border-box}
body{overflow:hidden;background:var(--bg);font-family:var(--font);cursor:none;color:#fff;user-select:none}
canvas{display:block;width:100vw;height:100vh;cursor:none}
#menu{cursor:crosshair}
#menu button, #menu select, #menu input, #menu .upgrade-card{cursor:pointer}
#gameover{cursor:crosshair}
#gameover button{cursor:pointer}
#pause-overlay{cursor:crosshair}
#pause-overlay button{cursor:pointer}
#hub-panel{cursor:crosshair}
#hub-panel button{cursor:pointer}

/* --- Scanline Overlay --- */
body::after{content:'';position:fixed;inset:0;z-index:1;pointer-events:none;
  background:repeating-linear-gradient(0deg,transparent,transparent 2px,rgba(0,0,0,0.015) 2px,rgba(0,0,0,0.015) 4px);
  opacity:0.15}

/* --- Corner Bracket Utility --- */
@keyframes bracketPulse{0%,100%{opacity:0.4}50%{opacity:0.8}}

/* --- HUD --- */
#hud{position:fixed;top:0;left:0;right:0;z-index:10;pointer-events:none;padding:var(--space-sm) var(--space-md)}
#hud-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:2px}
#hud-top-left, #hud-top-right{display:flex;gap:18px}
.hud-stat{display:flex;flex-direction:column;align-items:center;gap:2px}
#hud-top-right .hud-stat{align-items:flex-end}
.hud-stat-label{font-size:7px;letter-spacing:2.5px;color:var(--text-dim);font-weight:700;text-transform:uppercase}
.hud-stat-val{font-size:15px;font-weight:800;color:#fff;text-shadow:0 0 10px rgba(0,240,255,0.4)}

/* HUD Bottom */
#hud-bottom{display:flex;align-items:center;gap:var(--space-md);padding:2px 0}
#hp-section{display:flex;align-items:center;gap:8px}
#hp-bar-bg{width:160px;height:10px;background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.06);border-radius:2px;overflow:hidden;
  clip-path:polygon(4px 0,100% 0,100% 100%,0 100%,0 4px)}
#hp-fill{width:100%;height:100%;background:linear-gradient(90deg,#ff003c,#ff4470);transition:width .15s ease,bg .3s ease}
#hp-text{font-size:10px;font-weight:800;color:var(--text);letter-spacing:1px;min-width:48px}
#exp-section{display:flex;align-items:center;gap:6px}
#level{font-size:10px;font-weight:800;color:rgba(170,102,255,0.9);letter-spacing:1px}
#exp-bar-bg{width:80px;height:5px;background:rgba(102,68,255,0.1);border:1px solid rgba(102,68,255,0.15);border-radius:2px;overflow:hidden}
#exp-fill{width:0%;height:100%;background:linear-gradient(90deg,#6644ff,#aa66ff);box-shadow:0 0 8px rgba(102,68,255,.5)}
#bar-section{display:flex;gap:8px;align-items:center}
#ult-bar-bg{width:70px;height:5px;background:rgba(255,0,255,0.08);border:1px solid rgba(255,0,255,0.15);border-radius:2px;overflow:hidden}
#ult-fill{width:0%;height:100%;background:linear-gradient(90deg,#ff00ff,#ff88ff);box-shadow:0 0 8px rgba(255,0,255,.5)}
#kill-bar-bg{width:70px;height:5px;background:rgba(255,170,0,0.08);border:1px solid rgba(255,170,0,0.15);border-radius:2px;overflow:hidden}
#kill-fill{width:0%;height:100%;background:linear-gradient(90deg,#ffaa00,#ffdd44);box-shadow:0 0 8px rgba(255,170,0,.4)}

/* --- Combo --- */
#combo-display{position:fixed;right:24px;top:50%;transform:translateY(-50%);z-index:11;pointer-events:none;
  display:flex;flex-direction:column;align-items:center;transition:opacity .2s ease}
#combo-display.active{animation:comboEnter .3s ease-out}
#combo-display.hidden{display:none}
@keyframes comboEnter{0%{transform:translateY(-50%) scale(0.5);opacity:0}100%{transform:translateY(-50%) scale(1);opacity:1}}
#combo-mult{font-size:28px;font-weight:800;color:var(--amber);text-shadow:0 0 20px rgba(255,220,0,0.6);letter-spacing:1px}
#combo-text{font-size:8px;font-weight:700;letter-spacing:4px;color:rgba(255,220,0,0.4);text-transform:uppercase}

/* --- Streak Announce --- */
#streak-announce{position:fixed;top:25%;left:50%;transform:translate(-50%,-50%);z-index:15;pointer-events:none;
  font-size:20px;font-weight:800;letter-spacing:4px;color:var(--amber);text-align:center}
#streak-announce:not(.hidden){animation:streakPop 1.3s ease-out forwards}
#streak-announce.hidden{display:none}
@keyframes streakPop{0%{opacity:1;transform:translate(-50%,-50%) scale(0.4)}15%{opacity:1;transform:translate(-50%,-50%) scale(1.1)}30%{transform:translate(-50%,-50%) scale(1)}75%{opacity:1;transform:translate(-50%,-50%) scale(1) translateY(-8px)}100%{opacity:0;transform:translate(-50%,-50%) scale(0.7) translateY(-30px)}}

/* --- Wave Banner --- */
#wave-banner{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:20;pointer-events:none}
#wave-banner:not(.hidden){animation:wbAnim 2.5s ease-out forwards}
#wave-banner.hidden{display:none}
.wb-inner{display:flex;flex-direction:column;align-items:center;gap:2px}
.wb-label{font-size:13px;font-weight:800;letter-spacing:12px;color:var(--cyan);text-shadow:0 0 20px rgba(0,240,255,0.5);opacity:0.7;text-transform:uppercase}
.wb-num{font-size:5rem;font-weight:800;color:var(--cyan);text-shadow:0 0 50px rgba(0,240,255,.5),0 0 100px rgba(0,240,255,.15);letter-spacing:6px;line-height:1}
@keyframes wbAnim{0%{opacity:0;transform:translate(-50%,-50%) scale(0.3)}10%{opacity:1;transform:translate(-50%,-50%) scale(1.03)}18%{transform:translate(-50%,-50%) scale(1)}65%{opacity:1}100%{opacity:0;transform:translate(-50%,-50%) scale(0.95) translateY(-20px)}}

/* --- Hints --- */
#hints{position:fixed;bottom:10px;left:50%;transform:translateX(-50%);display:flex;gap:16px;z-index:10;pointer-events:none;opacity:0.2}
#hints span{display:flex;align-items:center;gap:5px;font-size:8px;color:var(--text-dim);letter-spacing:1.5px}
#hints kbd{background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.06);border-radius:3px;padding:2px 6px;font-family:var(--font);font-size:7px;color:var(--text-dim)}

/* --- Upgrade Picker --- */
#upgrade-panel{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:25;
  background:var(--surface);border:1px solid rgba(0,240,255,0.12);border-radius:12px;
  padding:30px 40px;text-align:center;backdrop-filter:blur(20px);
  box-shadow:0 0 100px rgba(0,240,255,0.06),inset 0 0 60px rgba(0,0,0,0.5)}
#upgrade-panel:not(.hidden){animation:panelReveal .35s ease-out}
#upgrade-panel.hidden{display:none}
@keyframes panelReveal{0%{opacity:0;transform:translate(-50%,-50%) scale(0.9);filter:blur(4px)}100%{opacity:1;transform:translate(-50%,-50%) scale(1);filter:blur(0)}}
.upg-header{margin-bottom:20px}
.upg-icon{font-size:26px;display:block;margin-bottom:2px}
#upgrade-panel h2{font-family:var(--font);font-size:17px;font-weight:800;letter-spacing:6px;color:var(--amber);text-shadow:0 0 15px rgba(255,220,0,0.4);margin:0}
.upg-sub{display:block;font-size:8px;letter-spacing:4px;color:var(--text-dim);margin-top:3px;text-transform:uppercase}
#upgrade-grid{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.upgrade-card{position:relative;width:168px;padding:18px 14px;background:rgba(255,255,255,0.02);
  border:1px solid rgba(255,255,255,0.07);border-radius:8px;cursor:pointer;
  transition:all .25s ease;display:flex;flex-direction:column;align-items:center;gap:5px}
.upgrade-card:hover{background:rgba(255,255,255,0.06);transform:translateY(-3px);box-shadow:0 10px 30px rgba(0,0,0,0.5)}
.upgrade-card:hover::before{content:'';position:absolute;inset:-1px;border-radius:9px;background:linear-gradient(135deg,rgba(0,240,255,0.25),rgba(255,220,0,0.2));z-index:-1}
.upgrade-key{position:absolute;top:6px;left:10px;font-size:9px;color:var(--text-dim);font-weight:800}
.upgrade-icon{font-size:28px}
.upgrade-name{font-size:11px;font-weight:800;letter-spacing:2px}
.upgrade-desc{font-size:8px;color:rgba(255,255,255,0.35);line-height:1.4}
.upgrade-lvl{font-size:8px;color:rgba(255,255,255,0.2);margin-top:2px}
.upgrade-hint{margin-top:16px;font-size:9px;color:var(--text-dim);letter-spacing:1px}
.upgrade-hint kbd{background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08);border-radius:3px;padding:1px 5px;font-family:var(--font);font-size:8px}

/* --- Menu --- */
#menu, #gameover{position:fixed;inset:0;z-index:30;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(ellipse at center,rgba(0,15,35,0.94) 0%,rgba(0,2,8,0.97) 100%)}
#menu.hidden, #gameover.hidden{display:none}
.menu-glow{position:absolute;top:50%;left:50%;width:500px;height:500px;transform:translate(-50%,-50%);
  background:radial-gradient(circle,rgba(0,240,255,0.05) 0%,transparent 70%);pointer-events:none;
  animation:menuGlowPulse 3.5s ease-in-out infinite}
@keyframes menuGlowPulse{0%,100%{opacity:0.4;transform:translate(-50%,-50%) scale(1)}50%{opacity:1;transform:translate(-50%,-50%) scale(1.2)}}

/* Menu Screens */
.menu-screen{display:none;flex-direction:column;align-items:center;text-align:center;position:relative;z-index:2}
.menu-screen.active{display:flex;animation:menuFadeIn .4s ease-out}
@keyframes menuFadeIn{0%{opacity:0;transform:translateY(8px)}100%{opacity:1;transform:translateY(0)}}
.menu-badge{display:inline-block;font-size:8px;letter-spacing:3px;color:rgba(0,240,255,0.3);
  border:1px solid rgba(0,240,255,0.1);border-radius:2px;padding:3px 14px;margin-bottom:28px;text-transform:uppercase}

#menu h1{font-size:3.5rem;font-weight:800;letter-spacing:8px;margin-bottom:0;line-height:1.15;display:flex;justify-content:center;flex-wrap:wrap}
.title-sliver{display:inline-block;color:var(--cyan);text-shadow:0 0 25px rgba(0,240,255,0.7),0 0 60px rgba(0,240,255,0.2);
  animation:titleFloat 2s ease-in-out infinite;animation-delay:calc(var(--i) * 0.05s)}
.title-break{width:100%;height:0}
@keyframes titleFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-3px)}}

.menu-divider{width:140px;height:1px;margin:12px auto 16px;
  background:linear-gradient(90deg,transparent,rgba(0,240,255,0.3),transparent)}
.subtitle{color:rgba(255,255,255,0.2);font-size:9px;letter-spacing:6px;margin-bottom:38px;text-transform:uppercase}

.home-nav{display:flex;flex-direction:column;gap:8px;margin-bottom:28px;width:280px}
.home-btn{display:flex;flex-direction:column;align-items:flex-start;gap:3px;padding:14px 18px;
  background:rgba(255,255,255,0.02);border:1px solid rgba(255,255,255,0.06);border-radius:6px;
  cursor:pointer;transition:all .3s ease;font-family:var(--font);text-align:left;position:relative;overflow:hidden}
.home-btn::after{content:'';position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--cyan);opacity:0;transition:opacity .3s ease}
.home-btn:hover{background:rgba(0,240,255,0.08);border-color:rgba(0,240,255,0.2);transform:translateX(4px)}
.home-btn:hover::after{opacity:1}
.home-btn.primary{background:rgba(0,240,255,0.08);border-color:rgba(0,240,255,0.2)}
.home-btn.primary:hover{background:rgba(0,240,255,0.18);border-color:var(--cyan);box-shadow:0 0 20px rgba(0,240,255,0.15)}
.home-btn-label{font-size:12px;font-weight:800;letter-spacing:4px;color:rgba(255,255,255,0.85)}
.home-btn-sub{font-size:7px;color:rgba(255,255,255,0.2);letter-spacing:2px;text-transform:uppercase}
.home-btn.primary .home-btn-sub{color:rgba(0,240,255,0.4)}

.menu-version{font-size:7px;color:rgba(255,255,255,0.06);letter-spacing:3px;text-transform:uppercase;margin-top:4px}

/* Screen Headers */
.menu-screen-title{font-size:1.5rem;font-weight:800;letter-spacing:10px;color:var(--cyan);text-shadow:0 0 20px rgba(0,240,255,0.4);margin-bottom:6px}
.menu-screen-divider{width:60px;height:1px;margin:4px auto 26px;background:linear-gradient(90deg,transparent,rgba(0,240,255,0.25),transparent)}

/* Settings */
.settings-group{margin-bottom:18px;width:340px}
.settings-row{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid rgba(255,255,255,0.03)}
.settings-label{font-size:8px;font-weight:700;letter-spacing:2px;color:var(--text-dim);text-align:left;min-width:110px}
.settings-slider{-webkit-appearance:none;width:130px;height:3px;background:rgba(255,255,255,0.08);border-radius:2px;outline:none;cursor:pointer}
.settings-slider::-webkit-slider-thumb{-webkit-appearance:none;width:14px;height:14px;background:var(--cyan);border-radius:50%;box-shadow:0 0 8px rgba(0,240,255,0.5);cursor:pointer}
.settings-val{font-size:10px;font-weight:700;color:rgba(255,255,255,0.35);min-width:36px;text-align:right}

.settings-select{background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08);color:var(--text);font-family:var(--font);font-size:9px;padding:4px 8px;border-radius:4px;cursor:pointer;outline:none}
.settings-select:focus{border-color:rgba(0,240,255,0.2)}

.settings-toggle{cursor:pointer;position:relative}
.settings-toggle input{display:none}
.toggle-track{display:block;width:38px;height:18px;background:rgba(255,255,255,0.08);border-radius:9px;border:1px solid rgba(255,255,255,0.06);transition:all .3s ease;position:relative}
.toggle-track::after{content:'';position:absolute;top:2px;left:2px;width:12px;height:12px;background:rgba(255,255,255,0.3);border-radius:50%;transition:all .3s ease}
.settings-toggle input:checked + .toggle-track{background:rgba(0,240,255,0.25);border-color:rgba(0,240,255,0.3)}
.settings-toggle input:checked + .toggle-track::after{left:22px;background:var(--cyan)}

/* Credits */
.credits-content{display:flex;flex-direction:column;align-items:center;gap:1px;margin-bottom:22px}
.credits-line{font-size:9px;color:var(--text-dim);letter-spacing:2px}
.credits-line.credits-sub{color:var(--cyan);font-weight:700;font-size:10px;text-shadow:0 0 10px rgba(0,240,255,0.3)}
.credits-line.credits-role{color:rgba(255,255,255,0.1);font-size:7px;letter-spacing:3px;text-transform:uppercase;margin-top:18px}
.credits-line.credits-gap{height:3px}
.credits-line.credits-sm{font-size:7px;color:rgba(255,255,255,0.06);margin-top:22px}

.menu-back-btn{font-family:var(--font);font-size:9px;font-weight:700;letter-spacing:2px;color:var(--text-dim);
  background:rgba(255,255,255,0.02);border:1px solid rgba(255,255,255,0.06);border-radius:5px;
  padding:8px 24px;cursor:pointer;transition:all .2s ease}
.menu-back-btn:hover{color:#fff;border-color:rgba(255,255,255,0.15);background:rgba(255,255,255,0.04);transform:none;box-shadow:none}

/* --- Pause Overlay --- */
#pause-overlay{position:fixed;inset:0;z-index:20;display:flex;align-items:center;justify-content:center;
  background:rgba(0,0,0,0.75);backdrop-filter:blur(10px)}
#pause-overlay:not(.hidden){animation:pauseIn .2s ease-out}
#pause-overlay.hidden{display:none}
@keyframes pauseIn{0%{backdrop-filter:blur(0);opacity:0}100%{backdrop-filter:blur(10px);opacity:1}}
.pause-content{text-align:center;background:var(--surface);border:1px solid rgba(0,240,255,0.1);border-radius:12px;padding:34px 44px;
  box-shadow:0 0 60px rgba(0,240,255,0.06)}
.pause-title{font-size:1.6rem;font-weight:800;letter-spacing:8px;color:var(--cyan);text-shadow:0 0 20px rgba(0,240,255,0.4);margin-bottom:26px}
.pause-actions{display:flex;flex-direction:column;gap:8px;margin-bottom:14px}
#pause-resume-btn{background:linear-gradient(135deg,var(--cyan),#0088cc);border:none;color:#000;font-family:var(--font);font-size:12px;font-weight:800;letter-spacing:4px;padding:12px 40px;border-radius:6px;cursor:pointer;transition:all .2s ease}
#pause-resume-btn:hover{box-shadow:0 6px 20px rgba(0,240,255,0.4);transform:translateY(-2px)}
#pause-home-btn{background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.1);color:var(--text-dim);font-family:var(--font);font-size:10px;font-weight:700;letter-spacing:2px;padding:10px 30px;border-radius:6px;cursor:pointer;transition:all .2s ease}
#pause-home-btn:hover{background:rgba(255,255,255,0.06);border-color:rgba(255,255,255,0.18);color:#fff;box-shadow:none;transform:none}
.pause-hint{font-size:8px;color:rgba(255,255,255,0.12);letter-spacing:2px}
.pause-hint kbd{background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.06);border-radius:2px;padding:1px 5px;font-family:var(--font);font-size:7px}

/* --- Game Over --- */
#gameover{background:radial-gradient(ellipse at center,rgba(15,0,0,0.94) 0%,rgba(0,2,8,0.97) 100%)}
#gameover:not(.hidden){animation:goIn .5s ease-out}
@keyframes goIn{0%{opacity:0;filter:grayscale(1) blur(3px)}100%{opacity:1;filter:grayscale(0) blur(0)}}
.go-content{text-align:center;position:relative;z-index:2}
#gameover h1{font-size:2.4rem;font-weight:800;letter-spacing:10px;color:var(--red);text-shadow:0 0 40px rgba(255,0,60,0.5),0 0 80px rgba(255,0,60,0.1);margin-bottom:10px;
  animation:glitchText 2s ease-in-out infinite}
@keyframes glitchText{0%,90%,100%{transform:translate(0)}92%{transform:translate(-2px,1px);text-shadow:-2px 0 var(--cyan),2px 0 var(--red)}94%{transform:translate(2px,-1px);text-shadow:2px 0 var(--cyan),-2px 0 var(--red)}96%{transform:translate(0)}}
.go-divider{width:80px;height:1px;margin:6px auto 22px;background:linear-gradient(90deg,transparent,rgba(255,0,60,0.3),transparent)}
.go-stats{display:flex;gap:32px;justify-content:center;margin:0 0 20px}
.go-stat{display:flex;flex-direction:column;align-items:center;gap:3px}
.go-label{font-size:7px;letter-spacing:3px;color:rgba(255,255,255,0.2);font-weight:700}
.go-val{font-size:26px;font-weight:800;color:#fff;text-shadow:0 0 12px rgba(0,240,255,0.3)}
.go-actions{display:flex;gap:10px;justify-content:center;margin-top:6px}
#restart-btn{font-family:var(--font);font-size:12px;font-weight:800;letter-spacing:3px;border:none;border-radius:6px;padding:12px 32px;cursor:pointer;
  transition:all .2s ease;background:linear-gradient(135deg,var(--cyan),#0088cc);color:#000;display:inline-flex;align-items:center;gap:8px}
#restart-btn:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(0,240,255,0.4)}
#hub-btn{font-family:var(--font);font-size:12px;font-weight:800;letter-spacing:3px;border:1px solid rgba(204,102,255,0.4);border-radius:6px;
  padding:12px 32px;cursor:pointer;transition:all .2s ease;background:rgba(204,102,255,0.18);color:var(--purple);
  display:inline-flex;align-items:center;gap:8px}
#hub-btn:hover{background:rgba(204,102,255,0.3);transform:translateY(-2px);box-shadow:0 8px 25px rgba(204,102,255,0.25)}

/* --- Reward Bars --- */
.go-reward-bar, .go-dust-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:6px 30px;padding:8px 14px;border-radius:6px}
.go-reward-bar{background:rgba(0,240,255,0.05);border:1px solid rgba(0,240,255,0.12)}
.go-reward-label{letter-spacing:2px;color:rgba(0,240,255,0.5);font-size:8px;font-weight:700}
.go-reward-val{font-size:16px;font-weight:800;color:var(--cyan);text-shadow:0 0 12px rgba(0,240,255,0.4)}
.go-dust-bar{background:rgba(255,220,0,0.05);border:1px solid rgba(255,220,0,0.12)}
.go-dust-label{letter-spacing:2px;color:rgba(255,220,0,0.5);font-size:8px;font-weight:700}
.go-dust-val{font-size:16px;font-weight:800;color:var(--amber);text-shadow:0 0 12px rgba(255,220,0,0.4)}

/* --- General Button --- */
button{font-family:var(--font);font-size:12px;font-weight:700;letter-spacing:3px;border-radius:6px;padding:10px 28px;cursor:pointer;transition:all .2s ease}

/* --- Boss HP Bar --- */
#boss-bar{position:fixed;top:86px;left:50%;transform:translateX(-50%);z-index:12;display:flex;flex-direction:column;align-items:center;gap:3px;pointer-events:none;width:360px;transition:opacity .3s ease}
#boss-bar.hidden{opacity:0;pointer-events:none}
#boss-bar-label{font-size:9px;letter-spacing:4px;color:var(--red);text-shadow:0 0 10px rgba(255,0,60,0.5);font-weight:800}
#boss-bar-track{width:100%;height:10px;background:rgba(255,255,255,0.04);border:1px solid rgba(255,0,60,0.15);border-radius:2px;overflow:hidden}
#boss-bar-fill{width:100%;height:100%;background:linear-gradient(90deg,#ff003c,#ff3366,#ff6600);box-shadow:0 0 15px rgba(255,0,60,.5)}

/* --- Upgrade Inventory Mini --- */
#upgrade-inv{position:fixed;bottom:48px;left:16px;z-index:10;display:flex;flex-direction:column-reverse;gap:2px;pointer-events:none}
.upgrade-inv-item{display:flex;align-items:center;gap:5px;background:rgba(0,0,0,0.5);border:1px solid rgba(255,255,255,0.05);border-radius:3px;padding:2px 7px;font-size:8px;letter-spacing:1px;color:var(--text-dim)}
.upgrade-inv-icon{font-size:10px}

/* --- Admin --- */
#admin-panel{position:fixed;top:16px;left:16px;z-index:100;background:rgba(0,8,0,0.88);border:1px solid #00ff00;border-radius:8px;padding:18px;width:260px;font-family:var(--font);color:#00ff00;box-shadow:0 0 20px rgba(0,255,0,0.15);backdrop-filter:blur(8px)}
#admin-panel.hidden{display:none}
#admin-panel h3{font-size:11px;letter-spacing:2px;margin-bottom:12px;border-bottom:1px solid rgba(0,255,0,0.25);padding-bottom:8px;color:#00ff00;text-shadow:0 0 5px #00ff00}
.admin-stats{font-size:9px;margin-bottom:12px;display:flex;flex-direction:column;gap:4px;opacity:0.7}
.admin-actions{display:flex;flex-direction:column;gap:6px}
.admin-actions button{background:rgba(0,255,0,0.08);border:1px solid #00ff00;color:#00ff00;padding:6px;font-size:9px;border-radius:4px;letter-spacing:1px}
.admin-actions button:hover{background:#00ff00;color:#000;transform:none;box-shadow:0 0 10px #00ff00}
.admin-hint{font-size:8px;color:rgba(0,255,0,0.4);margin-top:12px;text-align:center}
.admin-hint kbd{border-color:rgba(0,255,0,0.4);color:#00ff00}
.admin-upgrades{display:grid;grid-template-columns:1fr 1fr;gap:5px;margin-top:12px;border-top:1px solid rgba(0,255,0,0.25);padding-top:12px}
.admin-upgrades button{background:rgba(0,255,0,0.04);border:1px solid rgba(0,255,0,0.4);color:#00ff00;padding:5px 2px;font-size:7px;border-radius:3px;letter-spacing:0;text-align:center}
.admin-upgrades button:hover{background:#00ff00;color:#000}

/* --- Hub Panel --- */
#hub-panel{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:35;
  background:var(--surface);border:1px solid rgba(204,102,255,0.15);border-radius:14px;
  padding:30px 38px;text-align:center;backdrop-filter:blur(20px);
  box-shadow:0 0 80px rgba(204,102,255,0.06);min-width:580px;max-height:82vh;overflow-y:auto}
#hub-panel:not(.hidden){animation:panelReveal .35s ease-out}
#hub-panel.hidden{display:none}
#hub-panel h1{font-size:1.6rem;font-weight:800;letter-spacing:8px;color:var(--purple);text-shadow:0 0 25px rgba(204,102,255,0.35);margin-bottom:2px}
.hub-subtitle{font-size:8px;color:var(--text-dim);letter-spacing:3px;margin-bottom:14px}
.hub-dust-row{display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:18px}
.hub-dust-icon{font-size:22px}
.hub-dust-val{font-size:26px;font-weight:800;color:var(--amber);text-shadow:0 0 15px rgba(255,220,0,0.35)}
#hub-perks-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:18px;text-align:left}
.hub-perk-card{background:rgba(255,255,255,0.02);border:1px solid rgba(255,255,255,0.06);border-radius:8px;padding:11px 13px;display:flex;align-items:center;gap:10px;transition:all .25s ease}
.hub-perk-card:hover{background:rgba(255,255,255,0.04);border-color:rgba(204,102,255,0.15)}
.hub-perk-card.bought{border-color:rgba(0,255,136,0.3)}
.hub-perk-icon{font-size:20px;flex-shrink:0;width:28px;text-align:center}
.hub-perk-info{flex:1;min-width:0}
.hub-perk-name{font-size:10px;font-weight:800;letter-spacing:1px;margin-bottom:2px}
.hub-perk-desc{font-size:8px;color:var(--text-dim);margin-bottom:1px}
.hub-perk-lvl{font-size:8px;color:rgba(255,255,255,0.15)}
.hub-perk-action{flex-shrink:0}
.hub-buy-btn{background:rgba(0,240,255,0.08);border:1px solid rgba(0,240,255,0.3);color:var(--cyan);padding:5px 12px;font-size:9px;border-radius:4px;letter-spacing:0;cursor:pointer;transition:all .2s ease;font-family:var(--font);font-weight:700}
.hub-buy-btn:hover{background:var(--cyan);color:#000;transform:none;box-shadow:0 0 12px rgba(0,240,255,0.4)}
.hub-buy-btn:disabled{opacity:0.25;cursor:not-allowed;border-color:rgba(255,255,255,0.08);color:var(--text-dim);background:transparent;box-shadow:none}
.hub-actions{display:flex;justify-content:center;gap:10px;margin-top:6px}
.hub-reset{background:rgba(255,0,60,0.06);border:1px solid rgba(255,0,60,0.2);color:#ff3366;padding:9px 18px;font-size:9px;letter-spacing:2px;border-radius:6px;cursor:pointer;font-family:var(--font);font-weight:700;transition:all .2s ease}
.hub-reset:hover{background:rgba(255,0,60,0.15);border-color:#ff3366;transform:none;box-shadow:0 0 15px rgba(255,0,60,0.15)}
.hub-menu{background:rgba(255,255,255,0.03);border:1px solid rgba(255,255,255,0.06);color:var(--text-dim);padding:9px 18px;font-size:9px;letter-spacing:2px;border-radius:6px;cursor:pointer;font-family:var(--font);font-weight:700;transition:all .2s ease}
.hub-menu:hover{background:rgba(255,255,255,0.06);border-color:rgba(255,255,255,0.12);color:#fff;transform:none;box-shadow:none}

@media(max-width:650px){
  #hub-panel{min-width:auto;width:94vw;padding:20px 14px}
  #hub-perks-grid{grid-template-columns:1fr}
}