:root{--bg-color: #03050d;--panel-bg: rgba(6, 10, 26, .75);--panel-border: rgba(74, 243, 255, .15);--panel-border-hover: rgba(74, 243, 255, .4);--text-primary: #e6ebf5;--text-secondary: #8c9cb3;--accent-color: #4af3ff;--accent-glow: rgba(74, 243, 255, .3);--danger-color: #ff4d6d;--shadow-color: rgba(0, 0, 0, .6);--font-sans: "Inter", sans-serif;--font-display: "Orbitron", sans-serif;--transition-speed: .3s}body.night-mode{--bg-color: #0a0000;--panel-bg: rgba(26, 0, 0, .85);--panel-border: rgba(255, 51, 51, .2);--panel-border-hover: rgba(255, 51, 51, .6);--text-primary: #ff4d4d;--text-secondary: #993333;--accent-color: #ff3333;--accent-glow: rgba(255, 51, 51, .4);--danger-color: #ff3333;--shadow-color: rgba(0, 0, 0, .8)}.hidden{display:none!important}*{box-sizing:border-box;margin:0;padding:0;-webkit-user-select:none;user-select:none}body,html{width:100vw;height:100vh;overflow:hidden;background-color:var(--bg-color);font-family:var(--font-sans);color:var(--text-primary);transition:background-color var(--transition-speed)}#canvas-container{width:100%;height:100%;position:absolute;top:0;left:0;z-index:1}#labels-container{position:absolute;top:0;left:0;width:100%;height:100%;z-index:5;pointer-events:none;overflow:hidden}.star-label{position:absolute;transform:translate(-50%,-100%);font-size:.75rem;font-weight:500;color:var(--text-secondary);text-shadow:0 1px 3px rgba(0,0,0,.9),0 0 4px rgba(0,0,0,.5);white-space:nowrap;opacity:.8;transition:opacity .2s,color .2s;margin-top:-8px}.star-label.adopted{color:var(--accent-color);font-weight:600;font-family:var(--font-display);font-size:.8rem;letter-spacing:.5px;opacity:1;text-shadow:0 0 8px var(--accent-glow),0 1px 3px rgba(0,0,0,1)}.star-label.constellation{font-family:var(--font-display);color:#ffffff8c;font-size:.7rem;letter-spacing:1px;margin-top:0;transform:translate(-50%,-50%)}body.night-mode .star-label.constellation{color:#ff33338c}.star-label.planet{color:#fff3d1;font-weight:700;text-shadow:0 0 6px rgba(255,243,209,.4),0 1px 3px rgba(0,0,0,1)}.star-label.dso{color:#ff7bf0;font-weight:500;text-shadow:0 0 6px rgba(255,123,240,.4),0 1px 3px rgba(0,0,0,1)}.cardinal-label{position:absolute;transform:translate(-50%,-50%);font-family:var(--font-display);font-size:1.2rem;font-weight:900;color:#ff4d6d;text-shadow:0 0 10px rgba(255,77,109,.6),0 1px 4px rgba(0,0,0,.9);pointer-events:none;z-index:4}body.night-mode .cardinal-label{color:red;text-shadow:0 0 10px rgba(255,0,0,.8),0 1px 4px rgba(0,0,0,.9)}#target-ring{position:absolute;width:44px;height:44px;z-index:4;transform:translate(-50%,-50%);pointer-events:none;transition:opacity .3s}#target-ring.hidden{display:none}.ring-pulse{position:absolute;width:100%;height:100%;border:1px solid var(--accent-color);border-radius:50%;animation:pulse-ring 2s infinite ease-out}.ring-bracket{position:absolute;width:8px;height:8px;border:1.5px solid var(--accent-color)}.top-left{top:0;left:0;border-right:none;border-bottom:none}.top-right{top:0;right:0;border-left:none;border-bottom:none}.bottom-left{bottom:0;left:0;border-right:none;border-top:none}.bottom-right{bottom:0;right:0;border-left:none;border-top:none}@keyframes pulse-ring{0%{transform:scale(.6);opacity:0}50%{opacity:1}to{transform:scale(1.3);opacity:0}}#loader{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#03050c;z-index:100;display:flex;justify-content:center;align-items:center;transition:opacity .5s ease-in-out}#loader.fade-out{opacity:0;pointer-events:none}.loader-content{text-align:center}.glow-text{font-family:var(--font-display);font-size:3rem;font-weight:900;letter-spacing:6px;color:#fff;text-shadow:0 0 20px rgba(74,243,255,.4);margin-bottom:5px}.subtitle{font-size:.9rem;letter-spacing:4px;color:var(--text-secondary);margin-bottom:40px}.spinner{width:40px;height:40px;position:relative;margin:0 auto 20px}.double-bounce1,.double-bounce2{width:100%;height:100%;border-radius:50%;background-color:var(--accent-color);opacity:.6;position:absolute;top:0;left:0;animation:sk-bounce 2s infinite ease-in-out}.double-bounce2{animation-delay:-1s}@keyframes sk-bounce{0%,to{transform:scale(0)}50%{transform:scale(1)}}.loading-status{font-size:.8rem;color:var(--text-secondary);letter-spacing:1px}#sidebar{position:absolute;top:20px;left:20px;bottom:100px;width:320px;background:var(--panel-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--panel-border);border-radius:12px;z-index:10;display:flex;flex-direction:column;box-shadow:0 10px 30px var(--shadow-color);transition:transform var(--transition-speed) cubic-bezier(.1,.9,.2,1),border-color var(--transition-speed)}#sidebar.sidebar-closed{transform:translate(-340px)}#sidebar-toggle{position:absolute;right:-40px;top:20px;width:30px;height:40px;background:var(--panel-bg);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid var(--panel-border);border-left:none;border-top-right-radius:8px;border-bottom-right-radius:8px;cursor:pointer;display:flex;justify-content:center;align-items:center;outline:none;color:var(--text-primary);box-shadow:5px 0 15px #0000004d}#sidebar.sidebar-closed #sidebar-toggle svg{transform:rotate(180deg)}#sidebar-toggle svg{width:20px;height:20px;fill:currentColor;transition:transform .3s}.sidebar-header{padding:20px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--panel-border)}.sidebar-header h2{font-family:var(--font-display);font-size:1.2rem;font-weight:700;letter-spacing:2px}.badge{font-size:.65rem;background:var(--accent-glow);color:var(--accent-color);padding:3px 8px;border-radius:20px;border:1px solid var(--panel-border-hover);font-weight:600;text-transform:uppercase}.search-container{padding:15px 20px;position:relative;border-bottom:1px solid var(--panel-border)}.search-icon{position:absolute;left:32px;top:50%;transform:translateY(-50%);width:16px;height:16px;fill:var(--text-secondary)}#search-input{width:100%;background:#0000004d;border:1px solid var(--panel-border);border-radius:20px;padding:8px 15px 8px 38px;color:var(--text-primary);font-family:var(--font-sans);font-size:.85rem;outline:none;transition:border-color .2s,box-shadow .2s}#search-input:focus{border-color:var(--accent-color);box-shadow:0 0 10px #4af3ff26}.sidebar-sections{flex:1;overflow-y:auto;padding:15px 20px}.sidebar-sections::-webkit-scrollbar{width:5px}.sidebar-sections::-webkit-scrollbar-track{background:transparent}.sidebar-sections::-webkit-scrollbar-thumb{background:var(--panel-border);border-radius:10px}.section-title{font-family:var(--font-display);font-size:.75rem;font-weight:700;letter-spacing:1px;color:var(--text-secondary);text-transform:uppercase;margin-bottom:10px;margin-top:15px}.star-list{list-style:none}.star-item{padding:8px 12px;border-radius:6px;cursor:pointer;font-size:.85rem;display:flex;justify-content:space-between;align-items:center;transition:background .2s,transform .1s;border:1px solid transparent}.star-item:hover{background:#ffffff0d;border-color:var(--panel-border);transform:translate(2px)}.star-item.selected{background:var(--accent-glow);border-color:var(--accent-color);color:#fff}body.night-mode .star-item.selected{color:#ff4d4d}.star-item-name{font-weight:500}.star-item-catalog{font-size:.7rem;color:var(--text-secondary)}.star-item-type{font-size:.7rem;font-weight:600;opacity:.8}#info-card{position:absolute;right:20px;top:20px;width:340px;background:var(--panel-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--panel-border);border-radius:12px;padding:25px;z-index:10;box-shadow:0 10px 30px var(--shadow-color);transition:opacity .3s,transform .3s cubic-bezier(.1,.9,.2,1)}#info-card.hidden{opacity:0;transform:translateY(-20px);pointer-events:none}#close-info{position:absolute;right:15px;top:15px;background:transparent;border:none;color:var(--text-secondary);font-size:1.5rem;cursor:pointer;outline:none;line-height:1}#close-info:hover{color:var(--text-primary)}.info-header{display:flex;align-items:center;gap:15px;margin-bottom:20px}.star-icon-glow{font-size:1.5rem;color:var(--accent-color);text-shadow:0 0 10px var(--accent-glow)}.info-header h3{font-family:var(--font-display);font-size:1.25rem;font-weight:700}.info-header span{font-size:.75rem;color:var(--text-secondary)}.dedication-box{background:#00000040;border-left:3px solid var(--accent-color);padding:12px 15px;border-radius:0 6px 6px 0;margin-bottom:20px;position:relative}.dedication-quote{position:absolute;top:2px;left:8px;font-size:2rem;color:var(--panel-border-hover);line-height:1;font-family:Georgia,serif}#info-star-dedication{font-style:italic;font-size:.85rem;line-height:1.4;position:relative;z-index:1;padding-left:5px;color:var(--text-primary)}.info-grid{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}.info-row{display:flex;justify-content:space-between;font-size:.8rem;border-bottom:1px solid rgba(255,255,255,.05);padding-bottom:6px}.info-label{color:var(--text-secondary)}.info-value{font-weight:500}.color-dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:5px;box-shadow:0 0 6px currentColor}.primary-btn{width:100%;background:var(--accent-color);color:#03050d;border:none;border-radius:6px;padding:10px 15px;font-family:var(--font-sans);font-weight:600;font-size:.9rem;cursor:pointer;display:flex;justify-content:center;align-items:center;gap:8px;box-shadow:0 4px 15px var(--accent-glow);transition:opacity .2s,transform .1s}body.night-mode .primary-btn{color:#fff}.primary-btn:hover{opacity:.9}.primary-btn:active{transform:scale(.98)}.btn-icon{width:18px;height:18px;fill:currentColor}#control-bar{position:absolute;bottom:25px;left:50%;transform:translate(-50%);background:var(--panel-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--panel-border);border-radius:30px;padding:6px 12px;z-index:10;display:flex;align-items:center;gap:8px;box-shadow:0 10px 30px var(--shadow-color)}.control-btn{background:transparent;border:1px solid transparent;width:40px;height:40px;border-radius:50%;cursor:pointer;display:flex;justify-content:center;align-items:center;position:relative;color:var(--text-secondary);transition:background .2s,color .2s,border-color .2s;outline:none}.control-btn svg{width:20px;height:20px;fill:currentColor}.control-btn:hover{background:#ffffff0d;color:var(--text-primary)}.control-btn.active{background:var(--accent-glow);color:var(--accent-color);border-color:var(--panel-border-hover)}.divider{width:1px;height:24px;background:var(--panel-border);margin:0 4px}.btn-tooltip{position:absolute;bottom:50px;background:#060a1af2;color:#fff;font-size:.75rem;padding:5px 10px;border-radius:4px;white-space:nowrap;opacity:0;pointer-events:none;transform:translateY(5px);transition:opacity .2s,transform .2s;box-shadow:0 4px 10px #00000080;border:1px solid rgba(255,255,255,.08)}.control-btn:hover .btn-tooltip{opacity:1;transform:translateY(0)}.modal{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:200;display:flex;justify-content:center;align-items:center;transition:opacity var(--transition-speed)}.modal.hidden{opacity:0;pointer-events:none}.modal-overlay{position:absolute;width:100%;height:100%;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal-container{background:var(--panel-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--panel-border);border-radius:12px;width:420px;max-width:90%;z-index:10;box-shadow:0 15px 40px #000c;overflow:hidden}.modal-header h3{font-family:var(--font-display);font-size:1.1rem;font-weight:700;letter-spacing:1px}#close-modal{background:transparent;border:none;color:var(--text-secondary);font-size:1.5rem;cursor:pointer;outline:none}#close-modal:hover{color:var(--text-primary)}#add-star-form{padding:20px;display:flex;flex-direction:column;gap:15px}.form-group{display:flex;flex-direction:column;gap:6px}.form-row{display:flex;gap:15px}.form-row .form-group{flex:1}.form-group label{font-size:.75rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase}.form-group input,.form-group select,.form-group textarea{background:#0006;border:1px solid var(--panel-border);border-radius:6px;padding:8px 12px;color:var(--text-primary);font-family:var(--font-sans);font-size:.85rem;outline:none;transition:border-color .2s}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--accent-color)}.form-group small{font-size:.7rem;color:var(--text-secondary)}.block-btn{margin-top:10px}.nearby-section{margin-top:15px;padding-top:15px;border-top:1px dashed var(--panel-border)}.nearby-title{font-family:var(--font-display);font-size:.75rem;font-weight:700;color:var(--text-secondary);text-transform:uppercase;letter-spacing:1.5px;margin-bottom:10px}.nearby-list{list-style:none;display:flex;flex-direction:column;gap:8px}.nearby-item{font-size:.8rem;display:flex;justify-content:space-between;align-items:center;background:#0003;padding:8px 12px;border-radius:6px;border:1px solid var(--panel-border);cursor:pointer;transition:background var(--transition-speed),border-color var(--transition-speed),transform .1s}.nearby-item:hover{background:var(--accent-glow);border-color:var(--accent-color);transform:translate(3px)}body.night-mode .nearby-item:hover{background:#ff333326;border-color:var(--accent-color)}.nearby-item-name{font-weight:500;color:var(--text-primary)}.nearby-item-dist{font-size:.7rem;color:var(--text-secondary);font-family:var(--font-display)}.load-star-container{padding:10px 20px 15px;display:flex;gap:8px;border-bottom:1px solid var(--panel-border)}#load-star-id-input{flex:1;background:#0000004d;border:1px solid var(--panel-border);border-radius:20px;padding:8px 15px;color:var(--text-primary);font-family:var(--font-sans);font-size:.85rem;outline:none;transition:border-color .2s,box-shadow .2s}#load-star-id-input:focus{border-color:var(--accent-color);box-shadow:0 0 10px #4af3ff26}#btn-load-star{background:var(--accent-color);color:#03050d;border:none;border-radius:20px;padding:8px 16px;font-family:var(--font-sans);font-weight:600;font-size:.85rem;cursor:pointer;transition:opacity .2s,transform .1s;display:flex;align-items:center;justify-content:center;gap:6px}body.night-mode #btn-load-star{color:#fff}#btn-load-star:hover{opacity:.9}#btn-load-star:active{transform:scale(.95)}.btn-spinner{display:inline-block;width:12px;height:12px;border:2px solid rgba(3,5,13,.3);border-radius:50%;border-top-color:#03050d;animation:btn-spin 1s ease-in-out infinite}body.night-mode .btn-spinner{border:2px solid rgba(255,255,255,.3);border-top-color:#fff}@keyframes btn-spin{to{transform:rotate(360deg)}}.btn-spinner.hidden{display:none}.btn-spinner.inline-spinner{border:2px solid rgba(255,255,255,.2);border-top-color:var(--accent-color);margin-right:8px;vertical-align:middle;width:14px;height:14px}.section-header{display:flex;justify-content:space-between;align-items:center;margin-top:15px;margin-bottom:10px}.section-header .section-title{margin:0}.subsection-title{font-family:var(--font-display);font-size:.65rem;font-weight:700;letter-spacing:1px;color:#a0aec0;text-transform:uppercase;margin-bottom:5px;margin-top:10px;padding-left:8px;border-left:2px solid var(--accent-color)}.checkbox-container{display:flex;align-items:center;position:relative;padding-left:22px;cursor:pointer;font-size:.85rem;color:var(--text-primary);-webkit-user-select:none;user-select:none}.checkbox-container input{position:absolute;opacity:0;cursor:pointer;height:0;width:0}.checkmark{position:absolute;top:50%;transform:translateY(-50%);left:0;height:15px;width:15px;background-color:#ffffff1a;border:1px solid var(--panel-border);border-radius:3px;transition:.2s}.checkbox-container:hover input~.checkmark{background-color:#ffffff26;border-color:var(--panel-border-hover)}.checkbox-container input:checked~.checkmark{background-color:var(--accent-color);border-color:var(--accent-color)}.checkmark:after{content:"";position:absolute;display:none}.checkbox-container input:checked~.checkmark:after{display:block}.checkbox-container .checkmark:after{left:4.5px;top:1.5px;width:4px;height:7px;border:solid #03050c;border-width:0 2px 2px 0;transform:rotate(45deg)}.modal-container{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#03050cb3;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);z-index:100;display:flex;justify-content:center;align-items:center;transition:opacity .3s ease}.modal-container.hidden{opacity:0;pointer-events:none}.modal-content{background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:16px;width:90%;max-width:500px;max-height:80vh;box-shadow:0 20px 50px #00000080;display:flex;flex-direction:column;overflow:hidden;animation:modal-enter .3s cubic-bezier(.1,.9,.2,1)}@keyframes modal-enter{0%{transform:scale(.95);opacity:0}to{transform:scale(1);opacity:1}}.modal-header{padding:20px;border-bottom:1px solid var(--panel-border);display:flex;justify-content:space-between;align-items:center}.modal-header h3{margin:0;font-family:var(--font-display);font-size:1.1rem;font-weight:700;letter-spacing:1px;color:var(--text-primary)}.close-modal-btn{background:none;border:none;color:var(--text-secondary);font-size:1.5rem;cursor:pointer;line-height:1;transition:color .2s}.close-modal-btn:hover{color:var(--accent-color)}.modal-body{padding:20px;flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:15px}.modal-search-summary{font-size:.85rem;color:var(--text-secondary)}.modal-actions{padding:10px 0;border-bottom:1px solid var(--panel-border)}.modal-results-list-container{flex:1;overflow-y:auto;max-height:40vh;border:1px solid var(--panel-border);border-radius:8px;background:#0003}.modal-results-list-container::-webkit-scrollbar{width:5px}.modal-results-list-container::-webkit-scrollbar-track{background:transparent}.modal-results-list-container::-webkit-scrollbar-thumb{background:var(--panel-border);border-radius:10px}.modal-results-list{list-style:none;padding:0;margin:0}.modal-result-item{display:flex;align-items:center;padding:10px 15px;border-bottom:1px solid rgba(255,255,255,.05);gap:12px}.modal-result-item:last-child{border-bottom:none}.modal-result-info{flex:1;display:flex;flex-direction:column;gap:2px}.modal-result-name{font-size:.85rem;font-weight:600;color:var(--text-primary)}.modal-result-catalog{font-size:.75rem;color:var(--text-secondary)}.modal-result-status{font-size:.7rem;color:var(--accent-color);background:#4af3ff1a;padding:2px 6px;border-radius:4px;white-space:nowrap}.modal-footer{padding:15px 20px;border-top:1px solid var(--panel-border);display:flex;justify-content:flex-end;gap:12px}.secondary-btn{background:#ffffff0d;border:1px solid var(--panel-border);color:var(--text-primary);padding:8px 16px;border-radius:8px;font-size:.85rem;cursor:pointer;transition:background .2s}.secondary-btn:hover{background:#ffffff1a}.star-item-checkbox{margin-right:10px}body.night-mode .modal-content{background:var(--panel-bg);border:1px solid var(--panel-border);box-shadow:0 20px 50px #ff000026}body.night-mode .close-modal-btn:hover{color:var(--accent-color)}body.night-mode .checkmark{background-color:#ff00000d;border:1px solid var(--panel-border)}body.night-mode .checkbox-container:hover input~.checkmark{background-color:#ff00001a;border-color:var(--panel-border-hover)}body.night-mode .checkbox-container input:checked~.checkmark{background-color:var(--accent-color);border-color:var(--accent-color)}body.night-mode .checkbox-container .checkmark:after{border-color:#0c0000}.danger-btn{background:#ff4d4d26;border:1px solid rgba(255,77,77,.4);color:#ff4d4d;box-shadow:0 4px 12px #ff4d4d1a;width:100%;border-radius:6px;padding:10px 15px;font-family:var(--font-sans);font-weight:600;font-size:.9rem;cursor:pointer;display:flex;justify-content:center;align-items:center;gap:8px;transition:background .2s,color .2s,transform .1s}.danger-btn:hover{background:#ff4d4d;color:#fff}.danger-btn:active{transform:scale(.98)}body.night-mode .danger-btn{background:#99333340;border:1px solid rgba(153,51,51,.5);color:#f66}body.night-mode .danger-btn:hover{background:#933;color:#fff}#footnote-credit{position:absolute;bottom:12px;right:15px;font-size:.7rem;color:var(--text-secondary);opacity:.6;z-index:10;pointer-events:none;font-family:var(--font-sans);letter-spacing:.5px;text-shadow:0 1px 3px rgba(0,0,0,.8)}.section-chevron{font-size:.7rem;color:var(--text-secondary);-webkit-user-select:none;user-select:none}