:root{--bg-color: #0d1117;--text-primary: #e6edf3;--text-secondary: #8b949e;--accent-color: #00ff66;--accent-glow: rgba(0, 255, 102, .4);--panel-bg: rgba(22, 27, 34, .85);--panel-border: rgba(48, 54, 61, .9);--font-logo: "Orbitron", sans-serif;--font-mono: "Roboto Mono", monospace}*{margin:0;padding:0;box-sizing:border-box;-webkit-user-select:none;user-select:none}body,html{width:100vw;height:100vh;overflow:hidden;background-color:var(--bg-color);font-family:var(--font-mono);color:var(--text-primary)}#game-canvas{position:absolute;top:0;left:0;width:100vw;height:100vh;z-index:1}#ui-layer{position:absolute;top:0;left:0;width:100%;height:100%;z-index:10;pointer-events:none;display:flex;flex-direction:column;justify-content:space-between}.hud-header{display:flex;justify-content:space-between;padding:20px 40px;background:linear-gradient(180deg,#000c,#0000)}.hud-brand h1{font-family:var(--font-logo);color:var(--accent-color);letter-spacing:2px;font-size:1.5rem;text-shadow:0 0 10px var(--accent-glow)}.subtitle{font-size:.7rem;color:var(--text-secondary);letter-spacing:4px}.hud-stats{display:flex;gap:30px}.stat-item{display:flex;flex-direction:column;align-items:flex-end}.stat-item .label{font-size:.6rem;color:var(--text-secondary)}.stat-item .value{font-size:1.2rem;font-weight:700;color:var(--text-primary)}#dialogue-box{align-self:center;margin-bottom:40px;width:600px;max-width:90vw;background:var(--panel-bg);border:1px solid var(--panel-border);border-left:4px solid var(--accent-color);border-radius:4px;padding:20px;pointer-events:auto;box-shadow:0 10px 30px #00000080;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);transition:opacity .3s ease,transform .3s ease}#dialogue-box.hidden{opacity:0;pointer-events:none;transform:translateY(20px)}#dialogue-box.dialogue-centered{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);margin-bottom:0;align-self:unset}#dialogue-box.dialogue-centered.hidden{transform:translate(-50%,calc(-50% + 20px))}.exit-modal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;display:flex;align-items:center;justify-content:center;background:#000000bf;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);pointer-events:auto}.exit-modal.hidden{display:none}.exit-modal-panel{width:420px;max-width:90vw;background:var(--panel-bg);border:1px solid var(--panel-border);border-top:3px solid #f87171;border-radius:4px;padding:28px 28px 24px;box-shadow:0 0 40px #f8717133,0 20px 50px #000000b3}.exit-modal-header{font-size:.75rem;color:#f87171;text-transform:uppercase;letter-spacing:2px;margin-bottom:14px;font-family:var(--font-mono)}.exit-modal-text{font-size:.95rem;line-height:1.6;color:var(--text-primary);margin-bottom:24px;font-family:var(--font-mono)}.exit-modal-actions{display:flex;justify-content:flex-end;gap:10px}.exit-btn-confirm{color:#f87171;border-color:#f87171}.exit-btn-confirm:hover{background:#f8717126;box-shadow:0 0 15px #f871714d}.exit-btn-cancel{color:var(--accent-color);border-color:var(--accent-color)}.dialogue-header{font-size:.8rem;color:var(--accent-color);margin-bottom:10px;text-transform:uppercase;letter-spacing:1px}.dialogue-content{font-size:1rem;line-height:1.5;margin-bottom:20px}.welcome-quote{font-style:italic;color:var(--accent-color);font-size:.9rem;border-left:2px solid var(--accent-color);padding-left:10px;margin-bottom:16px;opacity:.85}.welcome-controls{background:#00000040;border:1px solid var(--panel-border);border-radius:4px;padding:10px 14px}.controls-row{display:flex;flex-wrap:wrap;gap:16px;align-items:center}.ctrl-group{display:flex;align-items:center;gap:4px;font-size:.8rem}.ctrl-label{color:#9ca3af;margin-left:4px;white-space:nowrap}kbd{display:inline-block;background:#ffffff14;border:1px solid rgba(255,255,255,.2);border-bottom-width:2px;border-radius:3px;padding:1px 6px;font-family:inherit;font-size:.75rem;color:#e5e7eb;line-height:1.6}.dialogue-actions{display:flex;justify-content:flex-end;gap:8px}#dialogue-no-btn{color:#f87171;border-color:#f87171}#dialogue-no-btn:hover{background:#f8717126;box-shadow:0 0 15px #f871714d}#dialogue-no-btn.hidden{display:none}button{background:transparent;color:var(--accent-color);border:1px solid var(--accent-color);padding:8px 16px;font-family:var(--font-mono);font-size:.9rem;cursor:pointer;transition:all .2s ease}button:hover{background:var(--accent-glow);color:#fff;box-shadow:0 0 15px var(--accent-glow)}#minigame-layer{position:absolute;top:0;left:0;width:100vw;height:100vh;background:#000000d9;z-index:50;display:flex;justify-content:center;align-items:center;pointer-events:auto}#minigame-layer.hidden{display:none!important}.minigame-panel{background:var(--panel-bg);border:1px solid var(--accent-color);padding:30px;width:800px;max-width:90vw;border-radius:8px;box-shadow:0 0 40px var(--accent-glow)}.mg-header{font-size:1.5rem;color:var(--accent-color);margin-bottom:20px;border-bottom:1px solid var(--panel-border);padding-bottom:10px}.mg-content{margin-bottom:30px;font-size:1rem}.arena{position:relative;width:100%;height:300px;background:#000;border:1px solid var(--panel-border);margin-top:20px;overflow:hidden}.hostile-packet{position:absolute;width:20px;height:20px;background:red;border-radius:50%;box-shadow:0 0 10px red;cursor:pointer;transition:transform .1s}.hostile-packet:hover{transform:scale(1.2)}.node-puzzle{display:flex;justify-content:space-around;margin:30px 0}.node{padding:15px 30px;border:2px solid white;border-radius:5px;font-size:1.2rem;font-weight:700}.hud-info-btn{position:absolute;bottom:40px;right:40px;width:50px;height:50px;border-radius:50%;background:var(--panel-bg);color:var(--accent-color);border:2px solid var(--accent-color);font-family:var(--font-logo);font-size:24px;font-weight:700;cursor:pointer;z-index:50;transition:all .2s ease;pointer-events:auto;box-shadow:0 0 10px var(--accent-glow)}.hud-info-btn:hover{background:var(--accent-glow);color:#fff;transform:scale(1.1)}.hud-exit-btn{position:absolute;bottom:40px;right:100px;width:50px;height:50px;border-radius:50%;background:var(--panel-bg);color:#f87171;border:2px solid #f87171;font-size:20px;cursor:pointer;z-index:50;transition:all .2s ease;pointer-events:auto;box-shadow:0 0 10px #f871714d}.hud-exit-btn:hover{background:#f8717133;transform:scale(1.1)}#mission-checklist{position:absolute;top:130px;left:40px;background:var(--panel-bg);border:1px solid var(--accent-color);padding:15px 20px;border-radius:4px;color:var(--text-primary);pointer-events:auto;min-width:250px;box-shadow:0 0 15px var(--accent-glow);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}#mission-checklist h3{font-size:.9rem;color:var(--accent-color);border-bottom:1px solid var(--panel-border);padding-bottom:8px;margin-bottom:15px;text-transform:uppercase;letter-spacing:1px}#mission-checklist ul{list-style:none}#mission-checklist li{margin-bottom:10px;font-size:.8rem;display:flex;align-items:center;transition:opacity .3s}#mission-checklist li span.box{color:var(--text-secondary);margin-right:10px;font-weight:700}#mission-checklist li.completed{opacity:.6}#mission-checklist li.completed .txt{text-decoration:line-through}#mission-checklist li.completed span.box{color:var(--accent-color)}.login-screen{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:flex;align-items:center;justify-content:center;background:radial-gradient(ellipse at 50% 20%,rgba(56,189,248,.12),transparent 50%),linear-gradient(180deg,#0a0f1a,#0d1117);pointer-events:auto}.login-screen.hidden{display:none}.login-panel{width:420px;max-width:92vw;padding:28px 28px 24px;background:var(--panel-bg);border:1px solid rgba(56,189,248,.35);border-radius:12px;box-shadow:0 0 60px #00ff6614}.login-title{font-family:var(--font-logo);font-size:1.25rem;color:var(--accent-color);letter-spacing:2px;margin-bottom:6px}.login-sub{font-size:.75rem;color:var(--text-secondary);margin-bottom:18px}.login-label{display:block;font-size:.7rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:1px;margin-bottom:6px}.login-input{width:100%;padding:10px 12px;margin-bottom:14px;background:#00000059;border:1px solid var(--panel-border);border-radius:6px;color:var(--text-primary);font-family:var(--font-mono);font-size:.9rem;pointer-events:auto}.login-input:focus{outline:none;border-color:var(--accent-color)}.avatar-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:16px}.avatar-card{display:flex;flex-direction:column;align-items:center;gap:6px;padding:8px 6px 10px;background:#00000040;border:1px solid var(--panel-border);border-radius:8px;cursor:pointer;color:var(--text-primary);font-family:var(--font-mono);font-size:.7rem;text-align:center;transition:border-color .2s,box-shadow .2s;pointer-events:auto}.avatar-card:hover{border-color:#38bdf880}.avatar-card.selected{border-color:var(--accent-color);box-shadow:0 0 12px var(--accent-glow)}.avatar-portrait{display:block;width:56px;height:76px;flex-shrink:0;border-radius:6px;overflow:hidden;line-height:0}.avatar-portrait svg{width:100%;height:100%}.avatar-label{line-height:1.2;display:flex;align-items:center;gap:4px;justify-content:center}.avatar-icon{font-size:1rem}.login-error{color:#f87171;font-family:var(--font-mono);font-size:.78rem;margin-bottom:8px;text-align:center}.login-error.hidden{display:none}.password-wrapper{position:relative;width:100%;margin-bottom:14px}.password-wrapper .login-input{margin-bottom:0;padding-right:42px}.password-toggle{position:absolute;right:0;top:0;height:100%;width:40px;border:none;background:transparent;color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;pointer-events:auto}.password-toggle:hover{color:var(--accent-color);box-shadow:none}.password-toggle svg.hidden{display:none}.login-ws{margin-bottom:12px}.login-start{width:100%;margin-top:8px;padding:12px;font-size:1rem;font-weight:700;letter-spacing:2px;background:linear-gradient(180deg,#0f63,#00ff660d);border:1px solid var(--accent-color);border-radius:8px;color:var(--accent-color);cursor:pointer;pointer-events:auto;font-family:var(--font-logo)}.login-start:hover{background:var(--accent-glow);color:#fff}.hud-hints{position:absolute;bottom:16px;left:50%;transform:translate(-50%);font-size:.72rem;color:#cbd5e1;background:#0a0f1cb8;border:1px solid rgba(56,189,248,.2);border-radius:6px;padding:4px 12px;pointer-events:none;text-align:center;max-width:90vw;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.toast-hint{position:fixed;bottom:100px;left:50%;transform:translate(-50%);z-index:150;max-width:min(480px,92vw);padding:12px 18px;background:#0f172af2;border:1px solid rgba(56,189,248,.4);border-radius:8px;font-size:.85rem;line-height:1.4;color:#e2e8f0;box-shadow:0 8px 32px #00000073;pointer-events:none;transition:opacity .3s}.toast-hint.hidden{opacity:0;visibility:hidden}.chat-panel{position:fixed;right:24px;bottom:24px;width:320px;max-width:calc(100vw - 32px);z-index:140;background:var(--panel-bg);border:1px solid rgba(56,189,248,.45);border-radius:10px;overflow:hidden;display:flex;flex-direction:column;max-height:45vh;pointer-events:auto;box-shadow:0 12px 40px #00000080}.chat-panel.hidden{display:none!important}.chat-head{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;background:#00000059;font-size:.75rem;text-transform:uppercase;letter-spacing:1px;color:var(--accent-color)}.chat-close{background:none;border:none;color:var(--text-secondary);font-size:1.25rem;cursor:pointer;line-height:1;padding:0 4px}.chat-close:hover{color:#fff}.chat-log{flex:1;min-height:120px;max-height:200px;overflow-y:auto;padding:10px 12px;font-size:.8rem;line-height:1.45}.chat-line{margin-bottom:8px;word-break:break-word}.chat-line.chat-local{opacity:.85}.chat-who{color:#38bdf8;font-weight:700;margin-right:6px}.chat-system{font-size:.7rem;color:var(--text-secondary);margin-bottom:8px}.chat-row{display:flex;gap:8px;padding:10px 12px;border-top:1px solid var(--panel-border)}.chat-row input{flex:1;padding:8px 10px;background:#00000059;border:1px solid var(--panel-border);border-radius:6px;color:var(--text-primary);font-family:var(--font-mono);font-size:.85rem}.chat-row button{padding:8px 12px;font-size:.8rem}