body{margin:0;padding:0;width:100%;min-height:100vh}#root{width:100%;height:100%}@font-face{font-family:DingLieXiDa;src:url(/dingliexidafont.ttf)}.app{width:100%;height:100%;margin:0 auto;font-family:cursive,sans-serif}h1,h2,.app-name,.add-shape{font-family:DingLieXiDa,Pacifico,cursive,sans-serif}.main-menu{display:flex;flex-direction:column;align-items:center;gap:2rem;animation:gradientAnimation 12s ease infinite;background:linear-gradient(-45deg,#ee7752cc,#e73c7ecc,#23a6d5cc,#23d5abcc);background-size:400% 400%;height:100vh;width:100%;margin:0;padding:1rem 1rem 0;box-sizing:border-box;overflow:hidden}.main-menu h1{font-size:3rem;color:#fff;margin-bottom:1rem;text-shadow:0 2px 4px rgba(0,0,0,.2);-webkit-user-select:none;user-select:none}.app-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:2rem;width:100%;max-width:1200px;padding:1rem;overflow-y:auto;text-align:center}@media (max-width: 768px){.app-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:1rem}.app-card{padding:1.5rem}.app-icon{font-size:2.5rem}.app-name{font-size:1rem}}@media (max-width: 480px){.app-grid{grid-template-columns:1fr;gap:1rem}.main-menu{gap:1.5rem}.main-menu h1{font-size:2rem}}.app-card{background:#fff;border-radius:16px;padding:2rem;box-shadow:0 6px 12px #0000001a;transition:all .3s cubic-bezier(.25,.8,.25,1);cursor:pointer;border:1px solid rgba(0,0,0,.05)}.app-card:hover{transform:translateY(-8px);box-shadow:0 14px 28px #0000001f}.app-icon{font-size:3rem;margin-bottom:1rem;color:#333;text-shadow:0 1px 2px rgba(255,255,255,.5)}.app-name{font-size:1.6rem;font-weight:600;color:#333;text-shadow:0 2px 4px rgba(0,0,0,.2);letter-spacing:.05em;text-transform:uppercase;-webkit-user-select:none;user-select:none}@keyframes gradientAnimation{0%{background-position:10% 10%}50%{background-position:90% 90%}to{background-position:10% 10%}}.chat-container{display:flex;flex-direction:column;height:100%;max-width:800px;margin:0 auto;padding:env(safe-area-inset-top) 0 env(safe-area-inset-bottom,0) 0;background:#f7fafc;overflow:hidden;position:fixed;top:0;left:0;right:0;box-sizing:border-box}.chat-header{padding:1rem;background:#fff;border-radius:8px 8px 0 0;box-shadow:0 2px 4px #0000000d;display:flex;justify-content:center;align-items:center;position:relative}.chat-header h2{color:#2d3748;margin:0;-webkit-user-select:none;user-select:none}.chat-messages{flex:1;padding:1rem;overflow-y:auto;background:#fff;margin-bottom:0;-webkit-overflow-scrolling:touch;height:calc(100vh - 120px)}.message{width:fit-content;max-width:90%;margin-bottom:1rem;padding:.75rem 1rem;border-radius:12px;line-height:1.4}.message.user{margin-left:auto;background:#4299e1;color:#fff;border-radius:12px 12px 0}.message.ai{margin-right:auto;background:#edf2f7;color:#2d3748;border-radius:12px 12px 12px 0;text-align:left}.message.loading{color:#718096;font-style:italic}.chat-input{display:flex;gap:.5rem;padding:1rem;background:#fff;border-radius:0 0 8px 8px;box-shadow:0 -2px 4px #0000000d;position:sticky;bottom:0}.chat-input input{flex:1;padding:.75rem 1rem;border:1px solid #e2e8f0;border-radius:12px;font-size:1rem;transition:all .2s ease;box-shadow:0 1px 2px #0000000d}.chat-input input:hover{box-shadow:0 0 3px 3px #4299e11a}.chat-input input:focus{outline:none;border-color:#4299e1;box-shadow:0 0 3px 3px #4299e133}.chat-input button{padding:.75rem 1.5rem;background:linear-gradient(to right,#4299e1,#3182ce);color:#fff;border:none;border-radius:12px;font-weight:600;cursor:pointer;transition:all .2s ease;box-shadow:0 2px 4px #0000001a}.chat-input button:hover{background:linear-gradient(to right,#3182ce,#2b6cb0)}.back-button{display:flex;align-items:center;position:absolute;padding:.6rem 1.2rem;background:#ffffff40;border:none;border-radius:8px;cursor:pointer;transition:all .25s ease;font-weight:500;color:#333;z-index:1000}.back-button.top-left{left:.2rem;top:1.2rem}.back-button.top-right{right:.2rem;top:1.2rem}.back-button.bottom-left{left:.2rem;bottom:1.2rem}.back-button.bottom-right{right:.2rem;bottom:1.2rem}.back-button.light{background:#ffffff40;color:#333;border-color:#dcdcdc80}.back-button.dark{background:#323232b3;color:#fff;border-color:#64646480}.back-button.primary{background:#3b82f6cc;color:#fff;border-color:#1d4ed880}.back-button .icon{margin-right:.5rem;font-size:1.1em}.back-button.top-right .icon,.back-button.bottom-right .icon{transform:scaleX(-1)}.back-button:hover{transform:translateY(-2px);box-shadow:2px 2px 12px #0000001a}.back-button.light:hover{background:#fff6}.back-button.dark:hover{background:#282828cc}.back-button.primary:hover{background:#2563ebe6}.back-button:active{transform:translateY(0)}.dropdown-container{position:relative;-webkit-user-select:none;user-select:none}.dropdown-header{display:flex;justify-content:space-between;align-items:center;padding:12px 15px;background-color:#fff;border-radius:6px;cursor:pointer;transition:all .2s ease}.dropdown-header.active{border-color:#3498db;box-shadow:0 2px 10px #3498db33}.dropdown-selected{color:#333;font-size:14px}.dropdown-arrow{position:relative;width:10px;height:10px}.dropdown-arrow:before,.dropdown-arrow:after{content:"";position:absolute;width:8px;height:2px;background-color:#666666d1;transition:all .2s ease}.dropdown-arrow.down:before{transform:rotate(45deg);top:5px;left:3px}.dropdown-arrow.down:after{transform:rotate(-45deg);top:5px;left:8px}.dropdown-arrow.up:before{transform:rotate(-45deg);top:5px;left:3px}.dropdown-arrow.up:after{transform:rotate(45deg);top:5px;left:8px}.dropdown-options{position:absolute;top:calc(100% + 5px);left:0;right:0;background-color:#fff;border-radius:6px;box-shadow:0 3px 15px #0000001a;opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .3s ease;z-index:100;max-height:0;overflow:hidden}.dropdown-options.open{opacity:1;visibility:visible;transform:translateY(0);max-height:200px;overflow-y:auto}.dropdown-option{padding:12px 15px;cursor:pointer;font-size:14px;color:#555;transition:all .2s ease}.dropdown-option:hover{background-color:#f9f9f9;color:#3498db}.dropdown-option.selected{background-color:#f0f7fd;color:#3498db;font-weight:500}.dropdown-options::-webkit-scrollbar{width:6px}.dropdown-options::-webkit-scrollbar-track{background:#f1f1f1;border-radius:3px}.dropdown-options::-webkit-scrollbar-thumb{background:#d1d1d1;border-radius:3px}.dropdown-options::-webkit-scrollbar-thumb:hover{background:#b1b1b1}.physics-sandbox{width:100%;height:100vh;position:relative}.physics-sandbox canvas{width:100%;height:100%;display:block}.add-shape{z-index:100;padding:8px 16px;background:#fffc;border:1px solid #ccc;border-radius:4px;cursor:pointer;margin-right:10px;transition:all .2s ease;-webkit-user-select:none;user-select:none;display:flex;align-items:center;justify-content:center}.reset-button{z-index:100;padding:8px 16px;border:none;border-radius:4px;cursor:pointer;opacity:.8}.reset-button svg{width:20px;height:20px}.add-shape:hover{background:#ffffffe6;box-shadow:0 2px 4px #0000001a}.button-group{position:absolute;top:1rem;left:70px;z-index:100;display:flex}.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;display:flex;flex-direction:column;justify-content:center;align-items:center;z-index:1000}.loading-spinner{width:50px;height:50px;border:5px solid #f3f3f3;border-top:5px solid #3498db;border-radius:50%;animation:spin 1s linear infinite}.loading-text{margin-top:20px;color:#fff;font-size:18px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.web-navigation-container{display:flex;min-height:100vh;overflow-x:hidden}.category-nav{position:fixed;left:0;top:0;bottom:0;width:200px;padding:20px;background:#f5f5f5;overflow-y:auto;overflow-x:hidden;transition:width .3s ease,background .3s ease;z-index:1}.category-nav.collapsed{background:transparent;box-shadow:none}.category-nav.collapsed .nav-toggle-button{width:60px}.category-nav.collapsed :not(:first-child){display:none;transition:display .3s ease}.category-nav-item{display:block;width:100%;padding:10px;margin-bottom:8px;border:none;background:#fff;border-radius:4px;cursor:pointer;transition:all .2s ease}.category-nav-item:hover{background:#e0e0e0}.web-navigation{padding:20px;flex:1}.web-navigation-header{display:flex;justify-content:flex-end;align-items:center;margin-bottom:20px;position:relative;padding-right:60px;gap:10px}.web-navigation-header h1{position:absolute;left:0;right:0;text-align:center;margin:0 auto}.web-navigation-header .import-button,.web-navigation-header .reset-button{padding:8px 15px;border:none;border-radius:4px;cursor:pointer;transition:all .2s ease;font-size:.9rem;z-index:10}.web-navigation-header .import-button{background:#4a90e2;color:#fff}.nav-highlight-button{position:relative;display:inline-block;color:#fff;background:linear-gradient(45deg,#762dd2,transparent);overflow:hidden;z-index:0}.nav-highlight-button:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(45deg,transparent,#762dd2);opacity:0;transition:opacity .5s ease;z-index:-1}.nav-highlight-button:hover:before{opacity:1}.web-navigation-header .reset-button{background:#e0e0e0;color:#333}.web-navigation-header .import-button:hover{background:#3a7bc8}.web-navigation-header .reset-button:hover{background:#d0d0d0}.web-navigation-header .import-error{color:#e74c3c;margin-bottom:15px;padding:10px;background:#fadbd8;border-radius:4px}.web-navigation-expanded{margin-left:240px}.web-navigation-collapsed{margin-left:70px}.category-section{margin-bottom:30px}.category-section h2{color:#333;margin-bottom:15px;font-size:1.5rem;text-align:center}.websites-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(212px,1fr));gap:20px}.website-card{display:flex;flex-direction:row;align-items:center;background:#fff;border-radius:8px;padding:20px;text-decoration:none;color:#333;box-shadow:0 2px 5px #0000001a;transition:all .3s ease;font-family:math;gap:10px}.website-card:hover{transform:scale(1.05);box-shadow:0 5px 15px #0003}.website-icon{font-size:1.5rem}.website-info h3{margin:0;font-size:1rem}.website-info p{margin:0;color:#666;font-size:.8rem}@media (max-width: 768px){.category-nav{width:25%}.web-navigation-expanded{margin-left:calc(25% + 40px)}.web-navigation-collapsed{margin-left:0}.web-navigation-header h1{display:none}}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#000000b3;display:flex;justify-content:center;align-items:center;z-index:1000;overflow-y:auto;padding:20px;font-family:cursive}.modal-content{background-color:#fff;border-radius:8px;padding:20px;max-width:800px;width:90%;max-height:90vh;overflow-y:auto;position:relative;box-shadow:0 4px 20px #0003}.modal-close-btn{position:absolute;top:10px;right:10px;background:none;border:none;font-size:24px;cursor:pointer;color:#666}.modal-close-btn:hover{color:#000}.modal-content h1{margin-top:0;margin-bottom:20px;color:#4a90e2}.modal-content pre{background:#f5f5f5;padding:15px;border-radius:5px;overflow-x:auto;margin:15px 0}.modal-buttons{display:flex;justify-content:flex-end;gap:20px;margin-top:20px}.modal-buttons .btn{padding:8px 16px;background-color:#4a90e2;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:14px}.modal-buttons .btn:hover{background-color:#3a7bc8}