*{margin:0;padding:0;box-sizing:border-box;user-select:none;}
body{background:#0a0e27;overflow:hidden;font-family:'Courier New',monospace;color:#fff;}
#game-container{position:relative;width:100vw;height:100vh;}
#game-canvas{display:block;width:100%;height:100%;}

/* ===== HUD ===== */
#hud{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;}

/* Crosshair */
#crosshair{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:20px;height:20px;}
#crosshair::before{content:'';position:absolute;width:2px;height:100%;left:50%;transform:translateX(-50%);background:rgba(255,255,255,0.85);}
#crosshair::after{content:'';position:absolute;height:2px;width:100%;top:50%;transform:translateY(-50%);background:rgba(255,255,255,0.85);}
#crosshair.aim::before,#crosshair.aim::after{background:rgba(255,220,0,0.9);}
#crosshair.dot{width:6px;height:6px;background:rgba(255,255,255,0.9);border-radius:50%;}
#crosshair.dot::before,#crosshair.dot::after{display:none;}

/* Health */
#health-container{position:absolute;bottom:58px;left:20px;display:flex;align-items:center;gap:8px;backdrop-filter:blur(5px);padding:8px 12px;border-radius:8px;background:rgba(0,0,0,0.4);border:1px solid rgba(255,0,0,0.3);}
#health-bar-bg{width:180px;height:16px;background:rgba(255,0,0,0.1);border-radius:8px;overflow:hidden;border:1px solid rgba(255,0,0,0.4);box-shadow:inset 0 2px 4px rgba(0,0,0,0.6);}
#health-bar{height:100%;width:100%;background:linear-gradient(90deg,#ff2222,#ff7777);border-radius:7px;transition:width 0.2s;box-shadow:0 0 10px rgba(255,0,0,0.5);}
#health-text{font-size:17px;font-weight:bold;text-shadow:0 0 8px rgba(255,0,0,0.8);color:#ffaaaa;}

/* Ammo */
#ammo-container{position:absolute;bottom:55px;right:20px;text-align:right;text-shadow:0 0 10px rgba(100,200,255,0.6);backdrop-filter:blur(5px);padding:8px 12px;border-radius:8px;background:rgba(0,100,200,0.15);border:1px solid rgba(100,200,255,0.3);}
#ammo-current{font-size:38px;font-weight:bold;color:#64d8ff;line-height:1;text-shadow:0 0 10px rgba(100,200,255,0.8);}
#ammo-separator{font-size:22px;color:#64d8ff;opacity:0.6;}
#ammo-reserve{font-size:20px;color:#64d8ff;opacity:0.8;}
#ammo-infinite{font-size:28px;color:#ffd700;text-shadow:0 0 10px rgba(255,215,0,0.8);}
#weapon-name-hud{position:absolute;bottom:100px;right:20px;font-size:15px;color:#ffd700;text-shadow:0 0 10px rgba(255,215,0,0.8);letter-spacing:1px;font-weight:bold;}
.weapon-name-gold{color:#ffd700 !important;text-shadow:0 0 10px rgba(255,215,0,0.8),1px 1px 2px #000 !important;}
.weapon-name-rainbow{background:linear-gradient(90deg,#ff0000,#ffff00,#00ff00,#00ffff,#0000ff,#ff00ff,#ff0000);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:900;text-shadow:none !important;}

/* Weapon Slots */
#weapon-slots{position:absolute;bottom:12px;left:50%;transform:translateX(-50%);display:flex;gap:6px;backdrop-filter:blur(5px);}
.weapon-slot{padding:8px 14px;background:rgba(0,0,0,0.5);border:2px solid rgba(100,150,255,0.4);border-radius:6px;font-size:11px;color:#aaccff;transition:all 0.2s;text-align:center;min-width:75px;cursor:pointer;pointer-events:auto;box-shadow:0 0 8px rgba(0,0,0,0.5);}
.weapon-slot:hover{border-color:rgba(100,200,255,0.8);background:rgba(100,200,255,0.15);box-shadow:0 0 12px rgba(100,200,255,0.4);}
.weapon-slot .slot-label{font-size:9px;color:#888;text-transform:uppercase;font-weight:bold;}
.weapon-slot .slot-name{font-size:12px;margin-top:3px;color:#aaccff;}
.weapon-slot.active{background:rgba(255,200,0,0.3);border-color:#ffd700;color:#ffd700;box-shadow:0 0 15px rgba(255,215,0,0.6);}
.weapon-slot.active .slot-label{color:#ffaa00;font-weight:bold;}
.weapon-slot.empty{opacity:0.3;}

/* Score / Wave */
#score-display{position:absolute;top:16px;left:20px;font-size:20px;font-weight:bold;text-shadow:0 0 10px rgba(100,255,150,0.8);color:#64ff96;backdrop-filter:blur(3px);padding:6px 10px;border-radius:6px;background:rgba(0,100,0,0.2);border:1px solid rgba(100,255,150,0.3);}
#level-display{position:absolute;top:70px;left:20px;font-size:13px;color:#ffaa00;text-shadow:0 0 8px rgba(255,170,0,0.8);font-weight:bold;}
#wave-display{position:absolute;top:85px;left:20px;font-size:13px;color:#ffd700;text-shadow:0 0 8px rgba(255,215,0,0.8);font-weight:bold;}
#enemy-count{position:absolute;top:105px;left:20px;font-size:12px;color:#aaccff;text-shadow:0 0 6px rgba(170,204,255,0.6);font-weight:bold;}

/* Scope overlay */
#scope-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.3);pointer-events:none;}
#scope-circle{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:500px;height:500px;border-radius:50%;background:transparent;border:3px solid rgba(0,255,0,0.9);box-shadow:0 0 0 9999px rgba(0,0,0,0.5);}
#scope-line-h{position:absolute;top:50%;left:0;width:100%;height:1px;background:rgba(0,255,0,0.8);}
#scope-line-v{position:absolute;left:50%;top:0;width:1px;height:100%;background:rgba(0,255,0,0.8);}

/* Reload bar */
#reload-bar{position:absolute;bottom:128px;right:20px;width:140px;backdrop-filter:blur(3px);padding:6px 8px;border-radius:6px;background:rgba(0,0,0,0.4);border:1px solid rgba(255,215,0,0.3);}
#reload-label{font-size:11px;color:#ffdd77;text-align:center;margin-bottom:4px;font-weight:bold;text-shadow:0 0 6px rgba(255,215,0,0.5);}
#reload-progress-bg{width:100%;height:8px;background:rgba(255,215,0,0.15);border-radius:4px;overflow:hidden;border:1px solid rgba(255,215,0,0.3);box-shadow:inset 0 1px 3px rgba(0,0,0,0.5);}
#reload-progress{height:100%;width:0%;background:linear-gradient(90deg,#ffd700,#ffff00);border-radius:3px;transition:width linear;box-shadow:0 0 10px rgba(255,215,0,0.8);}

/* Kill feed */
#kill-feed{position:absolute;top:166px;right:20px;display:flex;flex-direction:column;gap:4px;align-items:flex-end;}
.kill-entry{background:rgba(0,0,0,0.7);padding:6px 12px;border-radius:5px;font-size:13px;animation:killFade 3s forwards;border-left:3px solid #64ff96;backdrop-filter:blur(3px);box-shadow:0 0 8px rgba(100,255,150,0.3);font-weight:bold;}
.kill-entry.headshot{border-left-color:#ff4444;box-shadow:0 0 10px rgba(255,68,68,0.4);}
@keyframes killFade{0%{opacity:1;transform:translateX(0)}70%{opacity:1;transform:translateX(0)}100%{opacity:0;transform:translateX(20px)}}

/* Hit markers */
#hit-marker-container{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);}
.hit-marker{position:absolute;width:18px;height:18px;transform:translate(-50%,-50%);pointer-events:none;animation:hmFade 0.35s ease-out forwards;}
.hit-marker::before,.hit-marker::after{content:'';position:absolute;background:#ff4444;}
.hit-marker::before{width:2px;height:100%;left:50%;transform:translateX(-50%);}
.hit-marker::after{height:2px;width:100%;top:50%;transform:translateY(-50%);}
.hit-marker.kill::before,.hit-marker.kill::after{background:#ff0000;width:3px;}
.hit-marker.head::before,.hit-marker.head::after{background:#ff8800;}
@keyframes hmFade{0%{opacity:1;transform:translate(-50%,-50%) scale(1)}100%{opacity:0;transform:translate(-50%,-50%) scale(1.6)}}

/* Overlays */
#damage-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:radial-gradient(ellipse,transparent 55%,rgba(255,0,0,0.5) 100%);pointer-events:none;opacity:0;transition:opacity 0.1s;}
#damage-overlay.active{opacity:1;transition:none;}
#flash-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:#fff;pointer-events:none;opacity:0;transition:opacity 0.3s;}
#flash-overlay.active{opacity:1;transition:none;}

/* Notifications */
#notification{position:absolute;top:38%;left:50%;transform:translateX(-50%);font-size:18px;color:#ffff00;text-shadow:0 0 15px rgba(255,255,0,0.8),0 0 30px rgba(255,215,0,0.6);pointer-events:none;opacity:0;transition:opacity 0.3s;white-space:nowrap;font-weight:bold;letter-spacing:1px;}
#notification.show{opacity:1;animation:notificationPulse 0.5s ease-out;}
@keyframes notificationPulse{0%{transform:translateX(-50%) scale(0.8);opacity:0;} 50%{transform:translateX(-50%) scale(1.1);} 100%{transform:translateX(-50%) scale(1);opacity:1;}}

/* Pointer lock message */
#pointer-lock-msg{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:rgba(0,0,0,0.85);padding:24px 48px;border-radius:12px;font-size:18px;text-align:center;border:1px solid rgba(255,255,255,0.2);}
#pointer-lock-msg p{margin-bottom:8px;color:#aaa;}
#pointer-lock-msg strong{color:#ffd700;font-size:22px;}

/* ===== WEAPON MENU ===== */
#weapon-menu{position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(160deg,#080814,#12082a);display:flex;flex-direction:column;align-items:center;padding:18px 20px 20px;overflow-y:auto;}
#weapon-menu h1{font-size:44px;color:#ffd700;text-shadow:0 0 25px rgba(255,215,0,0.45);margin-bottom:2px;letter-spacing:6px;text-transform:uppercase;}
#weapon-menu h2{font-size:15px;color:#888;margin-bottom:18px;letter-spacing:2px;}
#loadout-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;width:100%;max-width:880px;margin-bottom:18px;}
.weapon-category{background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.12);border-radius:10px;padding:14px;}
.weapon-category h3{color:#ffd700;margin-bottom:10px;font-size:13px;text-transform:uppercase;letter-spacing:2px;border-bottom:1px solid rgba(255,215,0,0.2);padding-bottom:6px;}
.weapon-options{display:flex;flex-direction:column;gap:6px;}
.weapon-option{padding:9px 13px;background:rgba(255,255,255,0.04);border:2px solid rgba(255,255,255,0.08);border-radius:6px;cursor:pointer;transition:all 0.15s;display:flex;justify-content:space-between;align-items:center;}
.weapon-option:hover{background:rgba(255,215,0,0.08);border-color:rgba(255,215,0,0.25);}
.weapon-option.selected{background:rgba(255,215,0,0.15);border-color:#ffd700;}
.weapon-option .wo-name{font-weight:bold;font-size:13px;}
.weapon-option.selected .wo-name{color:#ffd700;}
.weapon-option .wo-stats{font-size:10px;color:#666;text-align:right;line-height:1.4;}
.weapon-option.selected .wo-stats{color:#aa9900;}
.wo-badge{font-size:9px;padding:2px 5px;border-radius:3px;background:rgba(255,215,0,0.15);color:#ffd700;margin-left:5px;}
#start-btn{padding:14px 56px;background:linear-gradient(135deg,#ffd700,#ff8c00);border:none;border-radius:8px;font-size:19px;font-weight:bold;color:#000;cursor:pointer;letter-spacing:3px;text-transform:uppercase;transition:all 0.2s;font-family:'Courier New',monospace;}
#start-btn:hover{transform:scale(1.04);box-shadow:0 0 35px rgba(255,215,0,0.45);}
.controls-hint{margin-top:12px;font-size:11px;color:#555;text-align:center;line-height:1.8;}
.controls-hint span{color:#888;}

/* ===== GAME OVER ===== */
#game-over{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.88);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;}
#game-over h1{font-size:68px;color:#ff4444;text-shadow:0 0 35px rgba(255,0,0,0.5);letter-spacing:4px;}
#final-score{font-size:26px;color:#fff;}
#final-wave{font-size:18px;color:#aaa;}
#restart-btn{padding:12px 40px;background:#c02020;border:none;border-radius:6px;font-size:17px;color:#fff;cursor:pointer;letter-spacing:2px;font-family:'Courier New',monospace;transition:background 0.15s;}
#restart-btn:hover{background:#e03030;}

/* ===== Damage Numbers ===== */
#dmg-numbers-container{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;overflow:hidden;}
.dmg-num{position:absolute;font-size:18px;font-weight:bold;color:#ffffff;text-shadow:1px 1px 3px #000,0 0 6px rgba(0,0,0,0.7);white-space:nowrap;}
.dmg-num.dmg-head{color:#ff3333;font-size:25px;text-shadow:1px 1px 3px #000,0 0 8px rgba(255,0,0,0.6);}

/* ===== Money ===== */
#money-display{position:absolute;top:130px;left:20px;font-size:16px;font-weight:bold;color:#33ff66;text-shadow:0 0 10px rgba(51,255,102,0.8);backdrop-filter:blur(3px);padding:6px 10px;border-radius:6px;background:rgba(0,100,0,0.2);border:1px solid rgba(51,255,102,0.3);}

/* ===== Kill Streak ===== */
#kill-streak{position:absolute;top:90px;left:50%;transform:translateX(-50%);font-size:22px;font-weight:bold;color:#ffaa00;text-shadow:0 0 10px rgba(255,170,0,0.8),1px 1px 3px #000;letter-spacing:2px;animation:streakPop 0.4s ease;}
@keyframes streakPop{0%{transform:translateX(-50%) scale(1.5);opacity:0;}100%{transform:translateX(-50%) scale(1);opacity:1;}}

/* ===== Minimap ===== */
#minimap{position:absolute;top:16px;right:20px;width:140px;height:140px;border:2px solid rgba(100,150,220,0.5);border-radius:6px;}

/* ===== Wave Complete ===== */
#wave-complete-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.55);display:flex;align-items:center;justify-content:center;z-index:50;}
#wave-complete-text{font-size:46px;font-weight:bold;color:#ffd700;text-shadow:0 0 30px rgba(255,215,0,0.6),2px 2px 4px #000;text-align:center;letter-spacing:3px;text-transform:uppercase;animation:waveCompletePop 0.4s ease;}
@keyframes waveCompletePop{0%{transform:scale(0.6);opacity:0;}100%{transform:scale(1);opacity:1;}}

/* ===== Boss Warning ===== */
#boss-warning{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;z-index:55;animation:bossFlash 0.5s steps(1) infinite;}
#boss-warning h1{font-size:54px;color:#ff2222;text-shadow:0 0 40px rgba(255,0,0,0.9),2px 2px 4px #000;letter-spacing:6px;}
@keyframes bossFlash{0%,100%{background:rgba(80,0,0,0.35);}50%{background:rgba(150,0,0,0.55);}}

/* ===== Shop ===== */
#shop-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.8);display:flex;align-items:center;justify-content:center;z-index:60;padding:20px;}
#shop-panel{background:linear-gradient(160deg,#0c0c1a,#160c28);border:1px solid rgba(255,215,0,0.25);border-radius:14px;padding:24px 30px;max-width:920px;width:100%;max-height:90vh;overflow-y:auto;text-align:center;}
#shop-panel h1{font-size:32px;color:#ffd700;letter-spacing:6px;margin-bottom:6px;text-shadow:0 0 20px rgba(255,215,0,0.4);}
#shop-money{font-size:22px;color:#33ff66;font-weight:bold;margin-bottom:14px;}
.shop-section{margin-bottom:16px;text-align:left;}
.shop-section-title{color:#ffd700;font-size:13px;letter-spacing:2px;text-transform:uppercase;margin-bottom:8px;border-bottom:1px solid rgba(255,215,0,0.2);padding-bottom:4px;}
.shop-row{display:flex;flex-wrap:wrap;gap:10px;}
.shop-card{background:rgba(255,255,255,0.04);border:2px solid rgba(255,255,255,0.1);border-radius:8px;padding:10px 12px;width:160px;display:flex;flex-direction:column;gap:6px;}
.shop-card.owned{border-color:rgba(51,255,102,0.5);}
.sc-name{font-weight:bold;font-size:13px;color:#fff;}
.sc-name-gold{color:#ffd700;text-shadow:0 0 10px rgba(255,215,0,0.6);}
.sc-name-rainbow{background:linear-gradient(90deg,#ff0000,#ffff00,#00ff00,#00ffff,#0000ff,#ff00ff,#ff0000);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:900;text-shadow:none;}
.sc-badge{font-size:9px;padding:2px 5px;border-radius:3px;background:rgba(255,215,0,0.15);color:#ffd700;margin-left:5px;}
.sc-desc{font-size:10px;color:#888;line-height:1.4;flex:1;}
.sc-price{font-size:14px;color:#33ff66;font-weight:bold;}
.sc-buy-btn{padding:6px;background:linear-gradient(135deg,#ffd700,#ff8c00);border:none;border-radius:5px;font-weight:bold;cursor:pointer;font-family:'Courier New',monospace;transition:transform 0.15s;}
.sc-buy-btn:hover{transform:scale(1.05);}
#shop-continue-btn{margin-top:14px;padding:14px 50px;background:linear-gradient(135deg,#33dd66,#118844);border:none;border-radius:8px;font-size:18px;font-weight:bold;color:#fff;cursor:pointer;letter-spacing:3px;text-transform:uppercase;font-family:'Courier New',monospace;transition:transform 0.2s;}
#shop-continue-btn:hover{transform:scale(1.04);}
#shop-skip-btn{margin-top:10px;padding:12px 40px;background:linear-gradient(135deg,#ff6b35,#ff8c00);border:none;border-radius:8px;font-size:14px;font-weight:bold;color:#fff;cursor:pointer;letter-spacing:2px;text-transform:uppercase;font-family:'Courier New',monospace;transition:transform 0.2s;}
#shop-skip-btn:hover{transform:scale(1.04);}

/* ===== Pause ===== */
#pause-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.6);display:flex;align-items:center;justify-content:center;z-index:60;}
#pause-panel{background:linear-gradient(160deg,#0c0c1a,#160c28);border:1px solid rgba(255,255,255,0.15);border-radius:14px;padding:28px 36px;text-align:center;min-width:340px;}
#pause-panel h1{font-size:30px;color:#ffd700;letter-spacing:6px;margin-bottom:10px;text-shadow:0 0 20px rgba(255,215,0,0.4);}
#pause-money{font-size:18px;color:#33ff66;font-weight:bold;margin-bottom:16px;}
.pause-section-label{font-size:11px;color:#888;letter-spacing:2px;text-transform:uppercase;margin-bottom:8px;margin-top:12px;}
#pause-levels-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:4px;margin-bottom:12px;max-height:150px;overflow-y:auto;}
.level-box{width:30px;height:30px;display:flex;align-items:center;justify-content:center;border-radius:4px;border:2px solid rgba(255,255,255,0.2);font-size:10px;font-weight:bold;cursor:default;transition:all 0.15s;}
.level-box.completed{background:rgba(51,255,102,0.3);border-color:#33ff66;color:#33ff66;}
.level-box.reached{background:rgba(100,150,255,0.3);border-color:#6496ff;color:#6496ff;cursor:pointer;}
.level-box.reached:hover{border-color:#88aaff;background:rgba(100,150,255,0.45);}
.level-box.incomplete{background:rgba(255,255,255,0.05);border-color:rgba(255,255,255,0.15);color:#555;}
.level-box.current{background:rgba(255,215,0,0.2);border-color:#ffd700;color:#ffd700;box-shadow:0 0 8px rgba(255,215,0,0.4);}
#pause-weapon-slots{display:flex;gap:6px;justify-content:center;margin-bottom:18px;}
#pause-resume-btn,#pause-shop-btn{display:block;width:100%;margin-top:10px;padding:12px;border:none;border-radius:8px;font-size:15px;font-weight:bold;letter-spacing:2px;text-transform:uppercase;cursor:pointer;font-family:'Courier New',monospace;transition:transform 0.15s;}
#pause-resume-btn{background:linear-gradient(135deg,#ffd700,#ff8c00);color:#000;}
#pause-shop-btn{background:rgba(255,255,255,0.1);color:#fff;border:1px solid rgba(255,255,255,0.2);}
#pause-resume-btn:hover,#pause-shop-btn:hover{transform:scale(1.03);}

.hidden{display:none!important;}