:root{--primary-color:#3b82f6;--primary-light:#60a5fa;--secondary-color:#2563eb;--background-color:#f9fafb;--sidebar-color:#ffffff;--text-color:#1f2937;--text-light:#6b7280;--border-color:#f1f1f1;--message-user-bg:#3b82f6;--message-ai-bg:#ffffff;--code-bg:#f3f4f6;--code-block-bg:#1e293b;--code-text:#e2e8f0;--danger-color:#ef4444;--danger-hover:#dc2626;--success-color:#10b981;--success-hover:#059669;--warning-color:#f59e0b;--warning-hover:#d97706;--info-color:#3b82f6;--info-hover:#2563eb;--hljs-background:#f3f4f6;--hljs-text:#1f2937;--hljs-comment:#6b7280;--hljs-keyword:#8b5cf6;--hljs-string:#059669;--hljs-number:#d97706;--hljs-title:#2563eb;--hljs-attr:#d97706;--hljs-selector:#8b5cf6;--hljs-addition:#10b981;--hljs-deletion:#ef4444;--hljs-built-in:#0284c7;--hljs-type:#0369a1;--hljs-variable:#4f46e5;--hljs-literal:#9333ea;--hljs-meta:#6b7280;--hljs-punctuation:#6b7280 --primary-color: #5e72e4;--accent-color:#667eea;--text-color:#2d3748;--light-text:#718096;--border-color:#e2e8f0;--success-color:#48bb78;--warning-color:#ed8936;--error-color:#f56565;--bg-color:#ffffff;--card-bg:#f8f9fa;--shadow:0 4px 6px rgba(0, 0, 0, 0.05);--shadow-hover:0 10px 15px rgba(0, 0, 0, 0.1);--transition:all 0.3s ease;--border-radius:12px;--border-radius-sm:8px}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:rgba(255,255,255,0);font-family:"Microsoft YaHei",SimHei,SimSun,sans-serif;font-size:15px;text-decoration:none;-webkit-tap-highlight-color:transparent;list-style-type:none}
body{background-color:var(--background-color);color:var(--text-color);display:flex;height:100vh;overflow:hidden;transition:background-color .3s,color .3s}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:0 0}
::-webkit-scrollbar-thumb{background-color:rgba(155,155,155,.5);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background-color:rgba(155,155,155,.7)}
.sidebar{width:300px;background-color:var(--sidebar-color);padding:20px;height:100vh;transition:transform .3s ease,background-color .3s;z-index:30}
.sidebar-header{display:flex;align-items:center;margin-bottom:20px;gap:10px}
.sidebar-footer{padding:10px}
.sidebar-footer .sidebar-ul{display:flex;align-items:center;color:#565656;padding:10px;border-radius:10px;cursor:pointer}
.sidebar-footer .sidebar-ul:hover{background-color:#fff}
.sidebar-footer .sidebar-head{display:flex;margin-right:6px}
.sidebar-footer .sidebar-head span{width:38px;height:38px}
.sidebar-title{font-size:1.5rem;font-weight:600}
.sidebar-toggle{display:none;background:0 0;border:none;cursor:pointer;padding:5px}
.sidebar-menu{margin-bottom:10px;border-radius:8px}
.sidebar-item{display:flex;padding:10px;color:#262626;text-decoration:none;border-left:3px solid transparent;border:1px solid rgb(233 233 233);margin-bottom:5px;border-radius:8px;justify-content:space-between;align-items:center}
.sidebar-item:hover{border:1px solid rgb(0 122 255 / 15%);color:#2196f3;background-color:#e4f3ff}
.sidebar-item span{margin-left:10px}
.sidebar-item i{width:1rem;text-align:center}
.conversation-list{overflow:auto;height:calc(100vh - 250px);background-color:var(--background-color);padding:10px;border-radius:10px}
.conversation-item{padding:12px;border-radius:8px;cursor:pointer;transition:all .2s;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;position:relative;display:flex;justify-content:space-between;align-items:center;border:1px solid transparent}
.conversation-item:hover{background-color:var(--code-bg)}
.conversation-item.active{background-color:var(--primary-color);color:#fff}
.conversation-title{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.conversation-actions{display:flex;gap:8px;opacity:0;transition:opacity .2s}
.conversation-item:hover .conversation-actions{opacity:1}
.conversation-item.active .conversation-actions{opacity:1}
.conversation-item.active .action-btn svg{color:#fff}
.action-btn{background:0 0;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:4px;transition:all .2s}
.action-btn:hover{background-color:rgba(0,0,0,.1)}
.action-btn svg{width:16px;height:16px}
.action-btn.edit-btn svg{color:var(--warning-color)}
.action-btn.edit-btn:hover svg{color:var(--warning-hover)}
.action-btn.delete-btn svg{color:var(--danger-color)}
.action-btn.delete-btn:hover svg{color:var(--danger-hover)}
.main-content{flex:1;display:flex;flex-direction:column;height:100vh;overflow:hidden;position:relative}
.chat-header{padding:12px 20px;display:flex;justify-content:space-between;align-items:center;z-index:20;transition:background-color .3s;justify-content:center}
.chat-title{font-size:1.2rem;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:70%}
.header-actions{display:flex;gap:10px;align-items:center}
.chat-container{flex:1;padding:20px;overflow-y:auto;display:flex;flex-direction:column;gap:50px;transition:background-color .3s;position:relative}
.message{display:flex;max-width:900px;margin:0 auto;width:100%;border-radius:12px;padding:0;animation:fadeIn .3s ease-in-out;position:relative}
@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}
to{opacity:1;transform:translateY(0)}
}
@keyframes fadeOut{from{opacity:1;transform:translateY(0)}
to{opacity:0;transform:translateY(10px)}
}
.fade-out{animation:fadeOut .3s ease-in-out forwards}
.message-user{flex-direction:row-reverse}
.message-ai{flex-direction:row}
.message-footer{display:flex;justify-content:flex-end;gap:8px;margin-top:8px;opacity:0;transition:opacity .2s}
.message:hover .message-footer{opacity:1}
.message-action-btn{background-color:var(--sidebar-color);border:1px solid var(--border-color);border-radius:4px;padding:4px 8px;font-size:.8rem;cursor:pointer;display:flex;align-items:center;gap:4px;transition:all .2s;color:var(--text-color)}
.message-action-btn:hover{background-color:var(--code-bg)}
.message-action-btn svg{width:14px;height:14px}
.avatar{width:40px;height:40px;border-radius:50%;margin:0 12px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-weight:700;color:#fff}
.avatar-user{background-color:var(--primary-color)}
.avatar-ai{background-color:var(--success-color)}
.message-loading-wrapper{position:absolute;left:0;top:0;right:0;bottom:0;z-index:9;background-color:var(--background-color);display:flex;justify-content:center;align-items:center}
.message-content-wrapper{display:flex;flex-direction:column;max-width:calc(100% - 64px);width:100%;position:relative}
.message-loading-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background-color:rgba(255,255,255,.7);display:flex;align-items:center;justify-content:center;z-index:10;border-radius:12px;animation:fadeIn .3s ease-in-out}
.message-loading-spinner{width:40px;height:40px;border:3px solid rgba(0,0,0,.1);border-radius:50%;border-top-color:var(--primary-color);animation:spin 1s linear infinite}
.message-bubble{border-radius:12px;line-height:1.5;transition:background-color .3s,border-color .3s}
.message-user .message-bubble{text-align:right;align-self:flex-end;max-width:90%;background-color:var(--message-user-bg);box-shadow:0 2px 5px rgba(0,0,0,.05);padding:15px;color:#fff}
.message-ai .message-bubble{text-align:left;align-self:normal;background-color:var(--message-ai-bg);box-shadow:0 2px 5px rgba(0,0,0,.05);padding:15px;border:1px solid var(--border-color)}
.message-content{line-height:1.5;overflow-wrap:break-word;word-wrap:break-word;hyphens:auto;text-align:justify}
.message-content h1,.message-content h2,.message-content h3,.message-content h4,.message-content h5,.message-content h6{margin-top:1.5em;margin-bottom:.5em;font-weight:600;line-height:1.25}
.message-content h1{font-size:1.5em;border-bottom:1px solid var(--border-color);padding-bottom:.3em}
.message-content h2{font-size:1.3em;border-bottom:1px solid var(--border-color);padding-bottom:.3em}
.message-content h3{font-size:1.2em}
.message-content h4{font-size:1.1em}
.message-content p{margin-bottom:1em}
.message-content p:last-child{margin-bottom:0}
.message-content ol,.message-content ul{margin-bottom:1em;padding-left:2em}
.message-content ul{list-style-type:disc}
.message-content ol{list-style-type:decimal}
.message-content li{margin-bottom:.5em}
.message-content li:last-child{margin-bottom:0}
.message-content blockquote{border-left:4px solid var(--primary-light);padding-left:1em;margin-left:0;margin-bottom:1em;color:var(--text-light)}
.message-content table{border-collapse:collapse;width:100%;margin-bottom:1em;border:1px solid var(--border-color)}
.message-content td,.message-content th{border:1px solid var(--border-color);padding:.5em;text-align:left}
.message-content th{background-color:var(--code-bg);font-weight:600}
.line-numbers{position:absolute;top:53px;left:0;width:50px;border-right:1px solid #686868;color:#999;user-select:none;font-size:16px;line-height:1.531;text-align:right;padding-right:5px}
.message-content pre{color:var(--code-text);border-radius:6px;background-color:var(--code-block-bg);padding:12px;padding-top:52px;overflow-x:auto;margin:10px 0;position:relative;border:1px solid var(--border-color);display:grid}
.message-content pre>code{max-height:400px;overflow:auto}
.message-content pre td,.message-content pre th{border:1px solid var(--code-block-bg);border:unset;padding:2px 10px;text-align:left}
.message-content pre .hljs-ln-numbers{border-right:1px solid #7c7c7c}
.message-content pre table{width:100%;margin-bottom:unset;border:unset}
.message-content pre::before{content:'';position:absolute;top:20px;left:20px;width:14px;height:14px;border-radius:50%;background-color:#ff5f56;box-shadow:25px 0 0 #ffbd2e,50px 0 0 #27c93f}
.message-content code{font-family:'Fira Code',Consolas,monospace}
.message-content li code,.message-content p code{background-color:var(--code-bg);padding:.2em .4em;border-radius:3px;font-size:.9em;color:var(--primary-color)}
.input-container{padding:16px 20px;background-color:var(--background-color);transition:background-color .3s;display:none}
.input-form{display:flex;flex-direction:column;gap:10px;max-width:900px;margin:0 auto;width:100%}
.input-wrapper{position:relative;width:100%}
.input-textarea{resize:none;height:100px;padding:12px 16px;border-radius:12px;border:1px solid var(--border-color);font-size:1rem;outline:0;transition:border-color .2s,box-shadow .2s,background-color .3s,color .3s;box-shadow:0 1px 3px rgba(0,0,0,.05);background-color:var(--sidebar-color);color:var(--text-color);width:100%}
.input-textarea:focus{border-color:var(--primary-color);box-shadow:0 1px 3px rgba(99,102,241,.2)}
.input-buttons{display:flex;justify-content:space-between;gap:10px}
.input-buttons-right{display:flex;gap:10px}
.btn{padding:10px 20px;border-radius:8px;font-size:1rem;font-weight:500;cursor:pointer;transition:all .2s;border:none;display:flex;align-items:center;justify-content:center;gap:6px}
.btn svg{width:18px;height:18px}
.btn-primary{background-color:var(--primary-color);color:#fff;border:1px solid var(--border-color)}
.btn-primary:hover:not(:disabled){background-color:var(--secondary-color)}
.btn-secondary{background-color:var(--sidebar-color);color:var(--text-color);border:1px solid var(--border-color)}
.btn-secondary:hover:not(:disabled){background-color:var(--border-color)}
.btn-danger{background-color:var(--danger-color);color:#fff}
.btn-danger:hover:not(:disabled){background-color:var(--danger-hover)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.code-preview{display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);width:100%;height:100%;background-color:var(--sidebar-color);border-radius:0;box-shadow:0 5px 20px rgba(0,0,0,.2);z-index:100;overflow:hidden;flex-direction:column;animation:scaleIn .3s ease-in-out;border:1px solid var(--border-color);transition:background-color .3s}
@keyframes scaleIn{from{transform:translate(-50%,-50%) scale(.9);opacity:0}
to{transform:translate(-50%,-50%) scale(1);opacity:1}
}
.code-preview-header{display:flex;justify-content:space-between;align-items:center;padding:15px;border-bottom:1px solid var(--border-color)}
.code-preview-tabs{display:flex;gap:10px}
.code-preview-tab{padding:6px 12px;border-radius:4px;cursor:pointer;transition:all .2s;background:0 0;border:none;color:var(--text-color)}
.code-preview-tab.active{background-color:var(--primary-color);color:#fff}
.code-preview-tab:hover:not(.active){background-color:var(--code-bg)}
.view-toggle{display:flex;gap:5px;margin-left:15px}
.view-toggle-btn{padding:4px 8px;border-radius:4px;cursor:pointer;transition:all .2s;background:0 0;border:1px solid var(--border-color);color:var(--text-color);font-size:.8rem;display:flex;align-items:center;gap:4px}
.view-toggle-btn.active{background-color:var(--primary-color);color:#fff;border-color:var(--primary-color)}
.view-toggle-btn:hover:not(.active){background-color:var(--code-bg)}
.view-toggle-btn svg{width:14px;height:14px}
.code-preview-content{flex:1;padding:20px;overflow:auto;display:none}
.code-preview-content.active{display:contents}
.code-preview-content pre{margin:0;height:100%}
.html-preview{width:100%;height:100%;margin:0 auto;border:1px solid var(--border-color);transition:width .3s ease}
.html-preview.mobile{width:460px;height:100%;margin:0 auto;border:1px solid var(--border-color);transition:width .3s ease}
.close-btn{background:0 0;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-color);display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;transition:background-color .2s}
.close-btn:hover{background-color:var(--code-bg)}
.thinking-indicator{margin:auto;display:flex;align-items:center;gap:8px;padding:10px;border-radius:8px;background-color:var(--message-ai-bg);border:1px solid var(--border-color);margin-top:10px;font-style:italic;color:var(--text-light);align-self:flex-start;max-width:200px;animation:fadeIn .3s ease-in-out}
.thinking-dots{display:flex;gap:4px}
.thinking-dot{width:8px;height:8px;border-radius:50%;background-color:var(--primary-color);animation:pulse 1.5s infinite ease-in-out}
.thinking-dot:nth-child(2){animation-delay:.2s}
.thinking-dot:nth-child(3){animation-delay:.4s}
@keyframes pulse{0%,100%{transform:scale(.8);opacity:.5}
50%{transform:scale(1.2);opacity:1}
}
.overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.5);z-index:50;animation:fadeIn .3s ease-in-out}
.new-chat-btn{margin-bottom:10px;width:100%;padding:12px;border-radius:8px;cursor:pointer;font-weight:500;transition:background-color .2s;display:flex;align-items:center;justify-content:center;gap:8px;border:1px solid rgb(0 122 255 / 15%);color:#2196f3;background-color:#e4f3ff}
.new-chat-btn:hover{background-color:#8ecdff;color:#004276}
.new-chat-btn svg{width:18px;height:18px}
.code-actions{position:absolute;top:12px;right:12px;display:flex;gap:4px;z-index:5}
.code-action-btn{background-color:var(--primary-color);color:#fff;border:none;border-radius:4px;font-size:.75rem;cursor:pointer;display:flex;align-items:center;gap:4px;transition:all .2s;opacity:.7;padding:4px 8px}
.code-action-btn:hover{opacity:1}
.code-action-btn svg{width:13px;height:13px}
@media (max-width:768px){body{flex-direction:column}
.sidebar{position:fixed;left:0;top:0;width:280px;transform:translateX(-100%);z-index:100;box-shadow:2px 0 10px rgba(0,0,0,.1)}
.sidebar.active{transform:translateX(0)}
.sidebar-toggle{display:block;position:fixed;top:15px;left:10px;z-index:40;background-color:var(--primary-color);color:#fff;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 5px rgba(0,0,0,.2)}
.main-content{padding-top:10px}
.message{max-width:95%}
.chat-header{padding-left:60px}
}
.code-block-container{position:relative;margin:10px 0}
.dialog{display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%) scale(.9);background-color:var(--sidebar-color);border-radius:12px;box-shadow:0 5px 20px rgba(0,0,0,.2);z-index:100;padding:24px;width:350px;opacity:0;transition:transform .3s,opacity .3s,background-color .3s;border:1px solid var(--border-color)}
.dialog.active{transform:translate(-50%,-50%) scale(1);opacity:1}
.dialog h3{margin-bottom:15px;font-size:1.2rem;color:var(--text-color)}
.dialog p{margin-bottom:20px;color:var(--text-light);line-height:1.5}
.dialog-input{width:100%;padding:10px 12px;border-radius:6px;border:1px solid var(--border-color);margin-bottom:20px;font-size:1rem;background-color:var(--sidebar-color);color:var(--text-color);transition:border-color .2s,background-color .3s,color .3s}
.dialog-input:focus{border-color:var(--primary-color);outline:0}
.dialog-buttons{display:flex;justify-content:flex-end;gap:10px}
.status-message{position:fixed;bottom:-100px;left:50%;transform:translateX(-50%);padding:12px 20px;background-color:var(--primary-color);color:#fff;border-radius:8px;box-shadow:0 2px 10px rgba(0,0,0,.1);z-index:100000;transition:bottom .3s ease-in-out;display:flex;align-items:center;gap:8px}
.status-message.active{bottom:20px}
.status-message.error{background-color:var(--danger-color)}
.status-message.success{background-color:var(--success-color)}
.status-message svg{width:20px;height:20px}
.menu-icon{width:24px;height:24px}
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:var(--text-light);text-align:center;padding:20px}
.empty-state svg{width:64px;height:64px;color:var(--primary-light);margin-bottom:16px}
.empty-state h2{font-size:1.5rem;margin-bottom:10px;color:var(--text-color)}
.empty-state p{max-width:400px;line-height:1.6;margin-bottom:20px}
.scroll-to-bottom{position:fixed;bottom:78px;right:26px;width:40px;height:40px;border-radius:50%;background-color:var(--primary-color);color:#fff;display:none;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 2px 10px rgba(0,0,0,.1);z-index:20;transition:background-color .2s;animation:fadeIn .3s ease-in-out}
.scroll-to-bottom:hover{background-color:var(--secondary-color)}
.scroll-to-bottom svg{width:20px;height:20px}
.loading-container{display:none;position:absolute;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.05);z-index:10;align-items:center;justify-content:center;animation:fadeIn .3s ease-in-out}
.loading-spinner{width:50px;height:50px;border:4px solid rgba(0,0,0,.1);border-radius:50%;border-top-color:var(--primary-color);animation:spin 1s linear infinite}
@keyframes spin{0%{transform:rotate(0)}
100%{transform:rotate(360deg)}
}
.delete-message-dialog{display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%) scale(.9);background-color:var(--sidebar-color);border-radius:12px;box-shadow:0 5px 20px rgba(0,0,0,.2);z-index:100;padding:24px;width:350px;opacity:0;transition:transform .3s,opacity .3s,background-color .3s;border:1px solid var(--border-color)}
.delete-message-dialog.active{transform:translate(-50%,-50%) scale(1);opacity:1}
.hljs{color:#adadad;border-radius:6px}
.hljs-comment,.hljs-quote{color:var(--hljs-comment);font-style:italic}
.hljs-keyword,.hljs-selector-tag,.hljs-subst{color:var(--hljs-keyword);font-weight:700}
.hljs-doctag,.hljs-regexp,.hljs-string{color:var(--hljs-string)}
.hljs-literal,.hljs-number{color:var(--hljs-number)}
.hljs-section,.hljs-selector-id,.hljs-title{color:var(--hljs-title);font-weight:700}
.hljs-subst{font-weight:400}
.hljs-attr,.hljs-name,.hljs-tag{color:var(--hljs-attr);font-weight:400}
.hljs-attribute{color:var(--hljs-attr)}
.hljs-template-variable,.hljs-variable{color:var(--hljs-variable)}
.hljs-built_in,.hljs-builtin-name{color:var(--hljs-built-in)}
.hljs-type{color:var(--hljs-type);font-weight:700}
.hljs-class .hljs-title{color:var(--hljs-title);font-weight:700}
.hljs-bullet,.hljs-symbol{color:var(--hljs-literal)}
.hljs-meta{color:var(--hljs-meta);font-weight:700}
.hljs-deletion{background-color:var(--hljs-deletion)}
.hljs-addition{background-color:var(--hljs-addition)}
.hljs-emphasis{font-style:italic}
.hljs-strong{font-weight:700}
.image-upload-btn{position:absolute;right:12px;top:12px;background-color:var(--primary-color);color:#fff;border:none;border-radius:4px;padding:6px 10px;font-size:.9rem;cursor:pointer;display:flex;align-items:center;gap:6px;transition:all .2s;z-index:5}
.image-upload-btn:hover{background-color:var(--secondary-color)}
.image-upload-btn svg{width:16px;height:16px}
.image-preview{max-width:300px;max-height:200px;margin-top:10px;border-radius:8px;border:1px solid var(--border-color);display:none}
.image-preview-container{position:relative;margin-top:10px;display:none}
.remove-image-btn{position:absolute;top:5px;right:5px;background-color:rgba(0,0,0,.5);color:#fff;border:none;border-radius:50%;width:24px;height:24px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background-color .2s}
.remove-image-btn:hover{background-color:rgba(0,0,0,.7)}
.message-image{max-width:100%;max-height:300px;border-radius:8px;margin-top:10px;margin-bottom:10px}
.ai-message-with-image{display:flex;flex-direction:column}
.login-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.7);backdrop-filter:blur(8px);display:flex;justify-content:center;align-items:center;transition:all .3s ease}
.login-modal{position:relative;width:420px;padding:40px;background:linear-gradient(145deg,#1a1a2e,#16213e);border-radius:16px;box-shadow:0 20px 40px rgba(0,0,0,.3),0 0 0 1px rgba(255,255,255,.1);color:#fff;animation:fadeInUp .5s ease}
@keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}
to{opacity:1;transform:translateY(0)}
}
.login-overlay .login-modal h2{margin-bottom:30px;font-size:28px;font-weight:600;color:#fff;text-shadow:0 2px 4px rgba(0,0,0,.2)}
.login-overlay .close-button{position:absolute;top:20px;right:20px;font-size:24px;cursor:pointer;color:rgba(255,255,255,.6);transition:all .2s ease}
.login-overlay .close-button:hover{color:#fff;transform:scale(1.1)}
.login-overlay .input-field{margin-bottom:25px;position:relative}
.login-overlay .input-field label{display:block;margin-bottom:8px;font-size:14px;color:rgba(255,255,255,.8)}
.login-overlay .input-field input{width:100%;padding:15px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:8px;color:#fff;font-size:16px;transition:all .3s ease}
.login-overlay .input-field input:focus{outline:0;border-color:#4facfe;box-shadow:0 0 0 2px rgba(79,172,254,.2);background:rgba(255,255,255,.15)}
.login-overlay .input-field input::placeholder{color:rgba(255,255,255,.4)}
.login-overlay .code-button{position:absolute;top:0;right:0;bottom:0;padding:0 15px;background:linear-gradient(to right,#4facfe,#00f2fe);color:#fff;border:none;border-radius:0 8px 8px 0;cursor:pointer;font-size:14px;font-weight:500;transition:all .3s ease}
.login-overlay .code-button:hover{background:linear-gradient(to right,#3a9cf4,#00d9e6);box-shadow:0 2px 10px rgba(0,242,254,.3)}
.login-overlay .submit-button{width:100%;padding:16px;background:linear-gradient(to right,#4facfe,#00f2fe);color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:all .3s ease;margin-top:10px;box-shadow:0 4px 15px rgba(0,242,254,.3)}
.login-overlay .submit-button:hover{background:linear-gradient(to right,#3a9cf4,#00d9e6);transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,242,254,.4)}
.login-overlay .submit-button:active{transform:translateY(0)}
.login-overlay .input-field img.code-button{width:100px;object-fit:cover;height:43px;right:5px;top:5px;border-radius:6px;cursor:pointer;transition:transform .3s ease;background:unset;padding:unset}
.login-overlay .input-field img.code-button:hover{transform:scale(1.05)}
.vip-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.5);display:flex;justify-content:center;align-items:center;z-index:1000;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
.vip-overlay.active{opacity:1;visibility:visible}
.vip-container{background:#fff;border-radius:12px;overflow:hidden;width:80%;max-width:600px;transform:translateY(30px);opacity:0;transition:transform .3s,opacity .3s}
.vip-container.active{transform:translateY(0);opacity:1}
.vip-content{padding:20px;text-align:center;color:#333}
.vip-content h3{font-size:18px;margin-bottom:10px}
.vip-content p{font-size:14px;margin-bottom:20px}
.vip-content h4{font-size:16px;margin-bottom:10px}
.vip-content table{width:100%;border-collapse:collapse;margin-bottom:20px}
.vip-content table td,.vip-content table th{border:1px solid #e5e5ea;padding:10px;text-align:center}
.vip-content table th{background:#f8f8f8}
.vip-actions{display:flex;justify-content:center;padding:10px 20px;background:#f8f8f8}
.vip-button{padding:10px 20px;background:#347cf0;color:#fff;border:none;border-radius:6px;cursor:pointer;font-size:14px}
.vip-button:hover{background:#2a69c7}
.set-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.5);display:flex;justify-content:center;align-items:center;z-index:1000;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
.set-overlay.active{opacity:1;visibility:visible}
.set-container{background:#fff;border-radius:12px;overflow:hidden;width:80%;max-width:500px;transform:translateY(30px);opacity:0;transition:transform .3s,opacity .3s}
.set-container.active{transform:translateY(0);opacity:1}
.set-header{background:#f8f8f8;padding:20px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #e5e5ea}
.set-header h3{font-size:18px;margin:0}
.set-header .set-close{background:0 0;border:none;font-size:24px;cursor:pointer}
.set-body{padding:20px}
.set-section{display:flex;justify-content:space-between;align-items:center;padding:15px 0}
.set-section a{color:#795548}
.set-section .set-btn{background-color:#ff5722;color:#fff;padding:5px 10px;border-radius:5px;cursor:pointer}
.set-section h4{font-size:14px}
.set-section p{font-size:14px;margin:0}
.set-section hr{margin:20px 0;border:none;border-top:1px solid #e5e5ea}
.emptyState{overflow:auto}
.emptyState-container{max-width:900px;margin:0 auto;padding:0 20px}
.welcome-section{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 0 20px;text-align:center;position:relative;overflow:hidden}
.orb-container{position:relative;width:100px;height:100px;margin-bottom:30px}
.ai-orb{width:100%;height:100%;border-radius:50%;background:linear-gradient(135deg,var(--primary-color),var(--accent-color));display:flex;align-items:center;justify-content:center;box-shadow:0 20px 20px 0 rgb(101 114 234 / 91%);animation:float 6s ease-in-out infinite;position:relative;overflow:hidden}
.ai-orb::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgb(165 114 255) 0,rgb(94 114 228) 70%);transform:rotate(0);animation:rotate 15s cubic-bezier(1,.19,.15,.86) infinite}
.ai-orb i{font-size:60px;color:#fff;z-index:1;animation:pulse 2s ease-in-out infinite}
.welcome-text{font-size:2.2rem;font-weight:700;margin-bottom:15px;background:linear-gradient(to right,var(--primary-color),var(--accent-color));-webkit-background-clip:text;background-clip:text;color:transparent;position:relative}
.welcome-text::after{content:'';position:absolute;bottom:-10px;left:50%;transform:translateX(-50%);width:80px;height:4px;background:linear-gradient(to right,var(--primary-color),var(--accent-color));border-radius:2}
.subtitle{font-size:1.1rem;color:var(--light-text);max-width:600px;margin:0 auto 30px}
.device-toggle{display:flex;justify-content:center;margin-bottom:30px;background-color:var(--card-bg);border-radius:var(--border-radius);border:1px solid #e2e8f0;padding:8px;width:fit-content;margin:0 auto 30px;box-shadow:var(--shadow);gap:10px}
.device-btn{padding:12px 24px;border:none;background:0 0;font-weight:600;color:var(--light-text);cursor:pointer;border-radius:var(--border-radius-sm);transition:var(--transition);display:flex;align-items:center;gap:8px}
.device-btn i{font-size:18px}
.device-btn.active{background-color:#3b82f6;color:#fff;box-shadow:0 4px 6px rgba(101,114,234,.3)}
.editor-section{background-color:var(--card-bg);border-radius:var(--border-radius);padding:30px;border:1px solid var(--border-color);box-shadow:var(--shadow);margin-bottom:40px;transition:var(--transition)}
.editor-section:hover{box-shadow:var(--shadow-hover)}
.editor-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.editor-title{font-size:1.2rem;font-weight:600;color:var(--text-color)}
.text-editor{width:100%;min-height:180px;padding:20px;border-radius:var(--border-radius-sm);border:1px solid var(--border-color);background-color:var(--bg-color);color:var(--text-color);font-size:1rem;resize:vertical;margin-bottom:20px;transition:var(--transition)}
.text-editor:focus{outline:0;border-color:var(--primary-color);box-shadow:0 0 0 2px rgba(101,114,234,.2)}
.text-editor::placeholder{color:var(--light-text)}
.editor-footer{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:15px}
.send-left{display:flex;justify-content:space-between;align-items:center;gap:15px}
.framework-selector{position:relative;min-width:122px}
.framework-btn{background-color:var(--border-color);color:var(--text-color);border:none;padding:10px 16px;border-radius:var(--border-radius-sm);font-size:.95rem;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;transition:var(--transition)}
.framework-btn:hover{background-color:var(--border-color)}
.framework-dropdown{position:absolute;bottom:100%;left:0;width:100%;background-color:var(--bg-color);border-radius:var(--border-radius-sm);box-shadow:var(--shadow-hover);padding:10px 0;z-index:10;opacity:0;visibility:hidden;transform:translateY(10px);transition:var(--transition)}
.framework-selector.open .framework-dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.framework-option{padding:10px 16px;cursor:pointer;transition:var(--transition)}
.framework-option:hover{background-color:#f7fafc;color:var(--primary-color)}
.style-settings{display:flex;align-items:center;gap:15px}
.style-selector{position:relative}
.style-btn{background-color:var(--border-color);color:var(--text-color);border:none;padding:10px 16px;border-radius:var(--border-radius-sm);font-size:.95rem;cursor:pointer;display:flex;align-items:center;gap:8px;transition:var(--transition)}
.style-btn:hover{background-color:var(--border-color)}
.style-btn i{font-size:14px}
.style-dropdown{position:absolute;bottom:100%;left:0;width:280px;background-color:var(--bg-color);border-radius:var(--border-radius-sm);box-shadow:var(--shadow-hover);padding:15px;z-index:10;opacity:0;visibility:hidden;transform:translateY(10px);transition:var(--transition)}
.style-selector.open .style-dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.style-section{margin-bottom:15px}
.style-section-title{font-size:.8rem;color:var(--light-text);margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}
.color-options{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}
.color-option{width:24px;height:24px;border-radius:4px;cursor:pointer;border:2px solid var(--border-color);transition:var(--transition)}
.color-option.active,.color-option:hover{transform:scale(1.2);border:1px solid #080808}
.theme-options{display:flex;gap:8px}
.theme-option{padding:6px 12px;border-radius:4px;font-size:.85rem;cursor:pointer;background-color:#f7fafc;transition:var(--transition)}
.theme-option.active,.theme-option:hover{background-color:var(--primary-color);color:#fff}
.send-btn{background-color:var(--primary-color);color:#fff;border:none;padding:12px 24px;border-radius:var(--border-radius-sm);font-weight:600;cursor:pointer;display:flex;align-items:center;gap:10px;transition:var(--transition);box-shadow:0 4px 6px rgba(101,114,234,.3)}
.send-btn:hover{background-color:var(--accent-color);transform:translateY(-2px);box-shadow:0 6px 12px rgba(101,114,234,.4)}
.send-btn i{font-size:16px;animation:none}
.send-btn:hover i{animation:sendAnim .6s ease-in-out}
.examples-section{margin-top:40px}
.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.section-title{font-size:1.3rem;font-weight:600;color:var(--text-color)}
.refresh-btn{background-color:var(--secondary-color);color:var(--text-color);border:none;padding:8px 16px;border-radius:var(--border-radius-sm);font-size:.9rem;cursor:pointer;display:flex;align-items:center;gap:8px;transition:var(--transition)}
.refresh-btn:hover{background-color:var(--primary-color);color:#fff}
.examples-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:30px}
.example-card{background-color:var(--card-bg);border-radius:var(--border-radius);padding:20px;box-shadow:var(--shadow);transition:var(--transition);cursor:pointer}
.example-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.example-title{font-size:1rem;font-weight:600;margin-bottom:10px;color:var(--text-color)}
.example-desc{font-size:.9rem;color:var(--light-text);line-height:1.5}
@keyframes float{0%,100%{transform:translateY(0)}
50%{transform:translateY(-15px)}
}
@keyframes rotate{0%{transform:rotate(0)}
100%{transform:rotate(360deg)}
}
@keyframes pulse{0%,100%{transform:scale(1)}
50%{transform:scale(1.1)}
}
@keyframes sendAnim{0%{transform:translateX(0)}
50%{transform:translateX(5px)}
100%{transform:translateX(0)}
}
footer{text-align:center;color:#cccccd}
footer p{margin-bottom:10px;display:flex;justify-content:center;align-items:center;gap:10px}
footer a{margin-bottom:10px;display:flex;justify-content:center;align-items:center;gap:2px;color:#c5c5c5}
@media (max-width:768px){.welcome-text{font-size:1.8rem}
.subtitle{font-size:1rem}
.editor-footer{flex-direction:column;align-items:stretch}
.style-settings{justify-content:space-between}
.send-btn{width:100%;justify-content:center}
}
@media (max-width:480px){.welcome-text{font-size:1.5rem}
.orb-container{width:140px;height:140px}
.ai-orb i{font-size:50px}
.device-toggle{width:100%}
.device-btn{flex:1;justify-content:center;padding:10px}
.editor-section{padding:20px}
.style-dropdown{width:100%;left:0;right:0}
}