*{box-sizing:border-box;margin:0;padding:0}:root{--glass-bg:#08122873;--glass-border:#64a0ff2e;--glass-blur:18px;--accent:#4d9fff;--accent-soft:#4d9fff26;--accent-glow:#4d9fff80;--text:#e4ecf7;--text-dim:#8ea4c4;--radius:14px;--radius-sm:8px}body{color:var(--text);-webkit-font-smoothing:antialiased;background:#060b16;font-family:Inter,SF Pro Display,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;overflow:hidden}#app{width:100vw;height:100vh;position:relative}#canvas{width:100%;height:100%;display:block}#crosshair{pointer-events:none;z-index:50;color:#ffffffb3;text-shadow:0 0 3px #000c;mix-blend-mode:difference;-webkit-user-select:none;user-select:none;font-size:24px;font-weight:300;line-height:1;display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%)}#crosshair.visible{display:block}#pickup-hint{pointer-events:none;z-index:51;color:#fffc;text-shadow:0 1px 4px #0009;-webkit-user-select:none;user-select:none;white-space:nowrap;font-size:.75em;position:fixed;top:calc(50% + 24px);left:50%;transform:translate(-50%)}#pickup-hint.hidden{display:none}#dimension-hud{pointer-events:none;z-index:51;font-variant-numeric:tabular-nums;color:var(--accent);text-shadow:0 1px 4px #0009;-webkit-user-select:none;user-select:none;white-space:nowrap;letter-spacing:.03em;font-size:.72em;font-weight:500;position:fixed;top:calc(50% + 44px);left:50%;transform:translate(-50%)}#dimension-hud.hidden{display:none}#snap-hint{pointer-events:none;z-index:51;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);background:var(--glass-bg);border:1px solid var(--glass-border);-webkit-user-select:none;user-select:none;white-space:nowrap;border-radius:4px;padding:2px 8px;font-size:.6em;font-weight:600;position:fixed;top:calc(50% + 62px);left:50%;transform:translate(-50%)}#snap-hint.hidden{display:none}#perf-widget{color:#b4c8e6b3;letter-spacing:.04em;pointer-events:none;-webkit-user-select:none;user-select:none;z-index:10;font-variant-numeric:tabular-nums;font-size:.72em;font-weight:500;position:absolute;top:14px;left:14px}#perf-widget .perf-sep{opacity:.5;margin:0 3px}#pos-widget{color:#b4c8e6b3;letter-spacing:.04em;pointer-events:none;-webkit-user-select:none;user-select:none;z-index:10;font-variant-numeric:tabular-nums;font-size:.72em;font-weight:500;position:absolute;top:30px;left:14px}#control-panel{background:var(--glass-bg);color:var(--text);border-radius:var(--radius);max-width:220px;max-height:85vh;-webkit-backdrop-filter:blur(var(--glass-blur)) saturate(1.4);border:1px solid var(--glass-border);padding:14px;transition:max-width .3s,padding .3s;position:absolute;top:16px;left:16px;overflow-y:auto;box-shadow:0 8px 32px #00000073,inset 0 1px #ffffff0a}#control-panel.collapsed{max-width:44px;padding:10px;overflow:hidden}#control-panel.collapsed #panel-body,#control-panel.collapsed .panel-header h2{display:none}.panel-header{border-bottom:1px solid var(--glass-border);justify-content:space-between;align-items:center;margin-bottom:12px;padding-bottom:10px;display:flex}#control-panel.collapsed .panel-header{border-bottom:none;justify-content:center;margin-bottom:0;padding-bottom:0}#panel-toggle{color:var(--text-dim);cursor:pointer;background:0 0;border:none;flex-shrink:0;padding:2px 4px;font-size:1em;line-height:1;transition:color .2s}#panel-toggle:hover{color:var(--accent)}#control-panel h2{letter-spacing:.03em;color:#fff;margin:0;font-size:.95em;font-weight:600}#control-panel h3{text-transform:uppercase;letter-spacing:.08em;color:var(--accent);margin-bottom:6px;font-size:.68em;font-weight:600}.control-section{margin-bottom:14px}.btn-camera{border:1px solid var(--glass-border);width:100%;color:var(--text-dim);cursor:pointer;border-radius:var(--radius-sm);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);letter-spacing:.01em;background:#ffffff08;margin-bottom:6px;padding:8px 12px;font-size:.88em;font-weight:500;transition:all .25s}.btn-camera:hover{background:var(--accent-soft);color:#fff;border-color:#4d9fff59}.btn-camera.active{border-color:var(--accent);color:#fff;background:linear-gradient(135deg,#4d9fff40,#4d9fff1a);font-weight:600;box-shadow:0 0 12px #4d9fff26}.status-info{border-radius:var(--radius-sm);border:1px solid var(--glass-border);background:#ffffff08;padding:8px 10px}.status-info div{color:var(--text-dim);margin-bottom:4px;font-size:.78em}.status-info div:last-child{margin-bottom:0}.status-info strong{color:var(--accent);font-weight:500}#info-panel{background:var(--glass-bg);color:var(--text);border-radius:var(--radius);max-width:480px;-webkit-backdrop-filter:blur(var(--glass-blur)) saturate(1.4);border:1px solid var(--glass-border);padding:28px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 16px 64px #0009,inset 0 1px #ffffff0a}#info-panel.hidden{display:none}#info-panel h2{color:#fff;margin-bottom:12px;font-size:1.4em;font-weight:600}#info-panel p{color:var(--text-dim);font-size:.95em;line-height:1.7}.close-btn{color:var(--text-dim);cursor:pointer;background:0 0;border:none;font-size:1.6em;line-height:1;transition:color .25s;position:absolute;top:12px;right:16px}.close-btn:hover{color:var(--accent)}.hotspot-marker{background:radial-gradient(circle, var(--accent), #1a6dff);cursor:pointer;width:24px;height:24px;box-shadow:0 0 16px var(--accent-glow);border:2px solid #fff9;border-radius:50%;transition:all .3s;animation:2.5s infinite pulse;position:absolute;transform:translate(-50%,-50%)}.hotspot-marker:hover{width:32px;height:32px;box-shadow:0 0 28px var(--accent-glow)}@keyframes pulse{0%,to{box-shadow:0 0 14px var(--accent-glow)}50%{box-shadow:0 0 28px #4d9fffb3}}#control-panel::-webkit-scrollbar{width:5px}#control-panel::-webkit-scrollbar-track{background:0 0}#control-panel::-webkit-scrollbar-thumb{background:#4d9fff40;border-radius:10px}#control-panel::-webkit-scrollbar-thumb:hover{background:#4d9fff73}#interaction-prompt{background:var(--glass-bg);color:var(--accent);border-radius:var(--radius-sm);text-align:center;pointer-events:none;z-index:90;border:1px solid var(--glass-border);-webkit-backdrop-filter:blur(var(--glass-blur));padding:12px 28px;font-size:14px;font-weight:500;animation:2s ease-in-out infinite prompt-glow;position:fixed;bottom:150px;left:50%;transform:translate(-50%)}#interaction-prompt.hidden{display:none}@keyframes prompt-glow{0%,to{box-shadow:0 4px 20px #4d9fff26}50%{box-shadow:0 4px 30px #4d9fff4d}}#fps-mode-indicator{background:var(--glass-bg);color:#fff;border-radius:var(--radius);text-align:center;pointer-events:none;z-index:100;border:1px solid var(--glass-border);-webkit-backdrop-filter:blur(var(--glass-blur));padding:18px 36px;animation:2s ease-in-out fadeInOut;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%)}#fps-mode-indicator.hidden{display:none}#fps-mode-indicator p{margin:4px 0;font-size:16px;font-weight:600}#fps-mode-indicator .small{color:var(--text-dim);font-size:13px;font-weight:400}@keyframes fadeInOut{0%{opacity:0}20%{opacity:1}80%{opacity:1}to{opacity:0}}#minimap-container{border-radius:var(--radius);border:1px solid var(--glass-border);z-index:40;background:#08122899;width:180px;height:180px;position:fixed;top:16px;right:16px;overflow:hidden;box-shadow:0 4px 24px #00000080}#minimap-canvas{width:100%;height:100%;display:block}#minimap-label{text-transform:uppercase;letter-spacing:.08em;color:var(--text-dim);pointer-events:none;-webkit-user-select:none;user-select:none;font-size:.6em;font-weight:600;position:absolute;top:6px;left:8px}#mode-indicator{text-align:center;text-transform:uppercase;letter-spacing:.08em;width:180px;color:var(--text-dim);-webkit-user-select:none;user-select:none;pointer-events:none;padding:6px 0;font-size:.72em;font-weight:600;position:fixed;top:200px;right:16px}#hotbar{z-index:60;pointer-events:none;gap:4px;display:flex;position:fixed;bottom:16px;left:50%;transform:translate(-50%)}.hotbar-slot{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius-sm);-webkit-backdrop-filter:blur(12px);pointer-events:auto;flex-direction:column;justify-content:center;align-items:center;width:52px;height:52px;transition:border-color .2s,background .2s;display:flex;position:relative}.hotbar-slot.active{border-color:var(--accent);background:#4d9fff1f;box-shadow:0 0 10px #4d9fff33}.hotbar-slot.filled{background:#ffffff0f}.hotbar-key{color:var(--text-dim);-webkit-user-select:none;user-select:none;font-size:.55em;font-weight:600;position:absolute;top:2px;left:4px}.hotbar-thumb{object-fit:contain;pointer-events:none;width:36px;height:36px;margin-top:2px}@media (width<=768px){#control-panel{max-width:240px;padding:16px 14px;top:12px;left:12px}#info-panel{max-width:90%;padding:20px}#creative-panel{max-width:180px;padding:12px 10px}}.panel-description{color:var(--text-dim);margin-bottom:14px;font-size:.78em;line-height:1.6}#inventory-overlay{z-index:200;background:#00000080;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}#inventory-overlay.hidden{display:none}.inventory-inner{background:var(--glass-bg);-webkit-backdrop-filter:blur(var(--glass-blur)) saturate(1.4);border:1px solid var(--glass-border);border-radius:var(--radius);flex-direction:column;min-width:500px;max-width:620px;max-height:80vh;padding:24px;display:flex;box-shadow:0 16px 64px #0009,inset 0 1px #ffffff0a}.inventory-header{border-bottom:1px solid var(--glass-border);justify-content:space-between;align-items:center;margin-bottom:12px;padding-bottom:10px;display:flex}.inventory-header h2{color:#fff;margin:0;font-size:1.1em;font-weight:600}#inventory-search{border:1px solid var(--glass-border);border-radius:var(--radius-sm);width:100%;color:var(--text);background:#ffffff0d;outline:none;margin-bottom:12px;padding:8px 12px;font-size:.88em;transition:border-color .2s}#inventory-search::placeholder{color:var(--text-dim)}#inventory-search:focus{border-color:var(--accent)}#inventory-grid{flex:1;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:8px;min-height:120px;margin-bottom:14px;display:grid;overflow-y:auto}#inventory-grid .empty-hint{color:var(--text-dim);text-align:center;grid-column:1/-1;padding:12px 0;font-size:.75em}.inventory-item{border:1px solid var(--glass-border);color:var(--text-dim);cursor:pointer;border-radius:var(--radius-sm);text-align:center;background:#ffffff08;flex-direction:column;align-items:center;gap:6px;padding:10px 6px 8px;font-size:.85em;font-weight:500;transition:all .25s;display:flex}.inventory-thumb{object-fit:contain;pointer-events:none;width:64px;height:64px}.inventory-item[title]:hover{position:relative}.inventory-item:hover{background:var(--accent-soft);color:#fff;border-color:#4d9fff59;box-shadow:0 0 12px #4d9fff26}.inventory-hotbar-drop{border-top:1px solid var(--glass-border);padding-top:12px}.drop-hint{color:var(--text-dim);text-align:center;margin-bottom:8px;font-size:.68em}#inventory-hotbar-slots{justify-content:center;gap:4px;display:flex}#inventory-hotbar-slots .hotbar-slot{pointer-events:auto;cursor:default}#inventory-hotbar-slots .hotbar-slot.drag-over{border-color:var(--accent);background:#4d9fff2e;box-shadow:0 0 12px #4d9fff4d}#inventory-hotbar-slots .hotbar-slot.filled{cursor:grab}#inventory-hotbar-slots .hotbar-slot.dragging{opacity:.35}.inventory-item[draggable=true]{cursor:grab}.inventory-item[draggable=true]:active{cursor:grabbing}#login-screen{z-index:9999;background:radial-gradient(at 50% 30%,#0d1a3a 0%,#060b16 70%);justify-content:center;align-items:center;display:flex;position:fixed;inset:0}#login-screen.hidden{display:none}.login-inner{text-align:center;background:var(--glass-bg);border:1px solid var(--glass-border);-webkit-backdrop-filter:blur(var(--glass-blur));backdrop-filter:blur(var(--glass-blur));border-radius:var(--radius);min-width:340px;max-width:400px;padding:48px 40px}.login-inner h1{letter-spacing:.12em;color:var(--accent);margin-bottom:4px;font-size:2.4rem}.login-subtitle{color:var(--text-dim);margin-bottom:32px;font-size:.85rem}.login-form{flex-direction:column;gap:12px;display:flex}.login-form input{border-radius:var(--radius-sm);border:1px solid var(--glass-border);color:var(--text);background:#ffffff0d;outline:none;padding:12px 16px;font-size:1rem;transition:border-color .2s}.login-form input:focus{border-color:var(--accent)}.btn-join{border-radius:var(--radius-sm);background:var(--accent);color:#fff;cursor:pointer;border:none;padding:12px;font-size:1rem;font-weight:600;transition:background .2s}.btn-join:hover{background:#3d8ae6}.btn-join:disabled{opacity:.5;cursor:not-allowed}.btn-offline{border-radius:var(--radius-sm);border:1px solid var(--glass-border);color:var(--text-dim);cursor:pointer;background:0 0;padding:10px;font-size:.85rem;transition:border-color .2s,color .2s}.btn-offline:hover{border-color:var(--accent);color:var(--text)}.login-error{color:#ff6b6b;margin-top:4px;font-size:.85rem}.login-error.hidden{display:none}#online-players{z-index:100;background:var(--glass-bg);border:1px solid var(--glass-border);-webkit-backdrop-filter:blur(var(--glass-blur));backdrop-filter:blur(var(--glass-blur));border-radius:var(--radius-sm);color:var(--text-dim);pointer-events:none;padding:6px 14px;font-size:.8rem;position:fixed;top:12px;right:12px}#sign-input-overlay{z-index:500;background:#0000008c;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}#sign-input-overlay.hidden{display:none}.sign-input-inner{background:var(--glass-bg);border:1px solid var(--glass-border);-webkit-backdrop-filter:blur(var(--glass-blur));backdrop-filter:blur(var(--glass-blur));border-radius:var(--radius);flex-direction:column;gap:14px;min-width:340px;padding:28px 34px;display:flex}.sign-input-inner label{color:var(--text);font-size:1rem;font-weight:600}#sign-text-input{border:1px solid var(--glass-border);border-radius:var(--radius-sm);color:var(--text);background:#00000059;outline:none;padding:10px 14px;font-size:1rem;transition:border-color .15s}#sign-text-input:focus{border-color:var(--accent)}.sign-input-hint{color:var(--text-dim);text-align:center;font-size:.75rem}