:root{--bg-primary: #0f0f14;--bg-secondary: #16161e;--bg-tertiary: #1e1e2a;--bg-hover: #262636;--border-color: #2a2a3e;--border-light: #3a3a52;--text-primary: #e4e4ef;--text-secondary: #9090a8;--text-muted: #5e5e76;--accent: #6c5ce7;--accent-hover: #7c6ef7;--accent-glow: rgba(108, 92, 231, .15);--success: #00b894;--danger: #e17055;--warning: #fdcb6e;font-family:Segoe UI Variable,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei UI,Microsoft YaHei,Noto Sans CJK SC,-apple-system,BlinkMacSystemFont,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol;line-height:1.5;font-weight:400;color:var(--text-primary);background-color:var(--bg-primary);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{margin:0;padding:0;box-sizing:border-box}body{margin:0;min-height:100vh;overflow:hidden}#root{height:100vh;width:100vw}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--border-light)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:0}}.project-name-input{background:#ffffff1a;border:1px solid var(--border-color);color:var(--text-primary);border-radius:4px;padding:2px 8px;font-size:14px;font-family:inherit;outline:none;width:150px;transition:all .2s}.project-name-input:focus{border-color:var(--accent);background:#ffffff26;box-shadow:0 0 0 2px var(--accent-glow)}.project-name.editable{cursor:pointer;transition:opacity .2s}.project-name.editable:hover{opacity:.8}:root{--font-family: "Microsoft YaHei", "微软雅黑", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "Fira Code", "Cascadia Code", "Courier New", monospace}*{font-family:var(--font-family)}:root{--font-family: "Segoe UI Variable", "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;--font-family-display: "Segoe UI Variable", "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;--font-mono: "Cascadia Mono", "Cascadia Code", "Consolas", "Fira Code", monospace}.app{display:flex;flex-direction:column;height:100vh;width:100vw;overflow:hidden}.app-body{flex:1;overflow:hidden}.app-header{display:flex;align-items:center;justify-content:space-between;height:52px;padding:0 16px;background:var(--bg-secondary);border-bottom:1px solid var(--border-color);flex-shrink:0}.header-left{display:flex;align-items:center;gap:16px}.logo{display:flex;align-items:center;gap:8px;color:var(--accent)}.logo-text{font-weight:700;font-size:18px;background:linear-gradient(135deg,var(--accent),#a29bef);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.project-name{font-size:13px;color:var(--text-secondary);padding:4px 10px;background:var(--bg-tertiary);border-radius:6px;border:1px solid var(--border-color)}.header-center{display:flex;align-items:center}.status-text{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-secondary)}.save-status{display:flex;align-items:center;gap:4px;font-size:11px;color:var(--sdg-3);opacity:.8;margin-left:8px;-webkit-user-select:none;user-select:none;animation:fadeIn .3s ease}.header-right{display:flex;align-items:center;gap:8px}.header-history-btns{display:flex;align-items:center;gap:4px;background:var(--bg-tertiary);border:1px solid var(--border-color);padding:4px;border-radius:8px;margin-right:8px}.header-history-btns .icon-btn{width:28px;height:28px;border-radius:6px}.header-btn{display:flex;align-items:center;justify-content:center;gap:6px;padding:6px 14px;min-width:80px;font-size:13px;font-weight:500;border:1px solid var(--border-color);border-radius:8px;background:var(--bg-tertiary);color:var(--text-primary);cursor:pointer;transition:all .2s}.header-btn:hover:not(:disabled){background:var(--bg-hover);border-color:var(--border-light)}.header-btn:disabled{opacity:.5;cursor:not-allowed}.header-btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.header-btn.primary:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover)}.header-btn.stop{border-color:var(--danger);color:var(--danger)}.header-btn.start{border-color:var(--success);color:var(--success)}.resize-handle{width:4px;background:var(--border-color);transition:background .2s;cursor:col-resize}.resize-handle:hover,.resize-handle[data-resize-handle-active]{background:var(--accent)}.panel-container{display:flex;flex-direction:column;height:100%;background:var(--bg-secondary)}.preview-container{background:#111;border-left:1px solid var(--border-color);border-right:1px solid var(--border-color)}.chat-panel{display:flex;flex-direction:column;height:100%}.chat-messages{flex:1;overflow-y:auto;padding:16px}.chat-welcome{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 24px;text-align:center;animation:fadeIn .4s ease}.welcome-icon{width:64px;height:64px;border-radius:16px;background:var(--accent-glow);display:flex;align-items:center;justify-content:center;color:var(--accent);margin-bottom:16px}.chat-welcome h3{font-size:18px;font-weight:600;margin-bottom:8px}.chat-welcome p{font-size:13px;color:var(--text-secondary);margin-bottom:24px}.quick-prompts{display:flex;flex-direction:column;gap:8px;width:100%;max-width:300px}.quick-prompt-btn{padding:10px 14px;font-size:13px;color:var(--text-secondary);background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:10px;cursor:pointer;transition:all 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solid var(--border-color);border-radius:10px;resize:none;outline:none;transition:border-color .2s}.chat-input-area textarea:focus{border-color:var(--accent)}.chat-input-area textarea::placeholder{color:var(--text-muted)}.send-btn{width:40px;height:40px;border-radius:10px;background:var(--accent);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s;flex-shrink:0}.send-btn:hover:not(:disabled){background:var(--accent-hover);transform:scale(1.05)}.send-btn:disabled{opacity:.4;cursor:not-allowed}.slide-editor{display:flex;flex-direction:column;height:100%}.editor-header{display:flex;align-items:center;justify-content:space-between;padding:8px 14px;border-bottom:1px solid 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iframe{width:100%;height:100%;border:none;background:#fff}.theme-selector-wrapper,.export-wrapper{position:relative}.theme-overlay{position:fixed;inset:0;z-index:99}.theme-dropdown{position:absolute;top:calc(100% + 8px);right:0;width:240px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;box-shadow:0 16px 48px #0006;z-index:100;overflow:hidden;animation:fadeIn .15s ease}.theme-dropdown-header{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;font-size:13px;font-weight:600;border-bottom:1px solid var(--border-color)}.theme-close{width:24px;height:24px;display:flex;align-items:center;justify-content:center;background:none;border:none;color:var(--text-secondary);cursor:pointer;border-radius:4px}.theme-close:hover{background:var(--bg-hover);color:var(--text-primary)}.theme-list{padding:6px;max-height:300px;overflow-y:auto}.theme-item{display:flex;align-items:center;gap:10px;width:100%;padding:8px 10px;background:none;border:none;border-radius:8px;color:var(--text-primary);cursor:pointer;transition:background .15s;text-align:left}.theme-item:hover{background:var(--bg-hover)}.theme-item.active{background:var(--accent-glow)}.theme-swatch{width:24px;height:24px;border-radius:6px;flex-shrink:0}.theme-info{display:flex;flex-direction:column;flex:1}.theme-name{font-size:13px;font-weight:500}.theme-desc{font-size:11px;color:var(--text-muted)}.theme-check{color:var(--accent);flex-shrink:0}.projects-overlay{position:fixed;inset:0;z-index:50;display:flex;align-items:center;justify-content:center}.projects-backdrop{position:absolute;inset:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.projects-modal{position:relative;width:480px;max-height:80vh;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:16px;box-shadow:0 24px 64px #00000080;overflow:hidden;animation:fadeIn .2s ease}.project-list-panel{display:flex;flex-direction:column;max-height:80vh}.project-list-header{padding:20px 24px 12px}.project-list-header h2{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:600}.project-create{display:flex;gap:8px;padding:0 24px 16px}.project-create input{flex:1;padding:8px 14px;font-size:13px;color:var(--text-primary);background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:8px;outline:none;font-family:var(--font-family)}.project-create input:focus{border-color:var(--accent)}.project-create button{display:flex;align-items:center;gap:4px;padding:8px 14px;font-size:13px;font-weight:500;background:var(--accent);border:none;border-radius:8px;color:#fff;cursor:pointer;transition:background .2s}.project-create button:hover:not(:disabled){background:var(--accent-hover)}.project-items{padding:0 24px 24px;overflow-y:auto;max-height:50vh}.project-empty{display:flex;flex-direction:column;align-items:center;gap:8px;padding:32px;color:var(--text-muted);text-align:center}.project-empty p{font-size:13px}.project-card{display:flex;align-items:center;justify-content:space-between;padding:12px;margin-bottom:8px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:10px;transition:border-color .2s}.project-card:hover{border-color:var(--border-light)}.project-card-info{display:flex;flex-direction:column;gap:4px}.project-card-title{font-size:14px;font-weight:500}.project-card-meta{display:flex;align-items:center;gap:4px;font-size:11px;color:var(--text-muted)}.project-card-actions{display:flex;gap:6px}.project-action{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--bg-hover);border:1px solid var(--border-color);border-radius:8px;color:var(--text-secondary);cursor:pointer;transition:all 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var(--border-color)}.header-btn.active{background:var(--accent-glow);border-color:var(--accent);color:var(--accent)}.chat-panel-header{display:flex;justify-content:flex-end;padding:8px 12px;border-bottom:1px solid var(--border-color)}.icon-btn{width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;border-radius:6px;color:var(--text-muted);cursor:pointer;transition:all .2s}.icon-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.config-modal-overlay{position:absolute;inset:0;background:#0006;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:100;display:flex;align-items:center;justify-content:center}.config-modal{width:320px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;box-shadow:0 16px 48px #0000004d;animation:fadeIn .2s ease;overflow:hidden;display:flex;flex-direction:column}.config-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border-color)}.config-header h3{font-size:14px;font-weight:600;margin:0}.config-body{padding:16px;display:flex;flex-direction:column;gap:16px}.config-item{display:flex;flex-direction:column;gap:6px}.config-item label{font-size:12px;color:var(--text-secondary);font-weight:500}.config-input,.config-select{width:100%;padding:8px 10px;font-size:13px;background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color);border-radius:6px;outline:none;font-family:inherit;transition:border-color .2s}.config-input:focus,.config-select:focus{border-color:var(--accent)}.config-footer{padding:12px 16px;border-top:1px solid var(--border-color);display:flex;justify-content:flex-end}.save-btn{padding:6px 14px;font-size:13px;font-weight:500;background:var(--accent);color:#fff;border:none;border-radius:6px;cursor:pointer;transition:background .2s}.save-btn:hover{background:var(--accent-hover)}.quick-options{display:flex;align-items:center;gap:12px;padding:6px 12px;border-bottom:1px solid var(--border-color);flex-shrink:0;flex-wrap:wrap;background:var(--bg-secondary)}.qo-group{display:flex;align-items:center;gap:6px}.qo-label{display:flex;align-items:center;gap:3px;font-size:11px;color:var(--text-muted);white-space:nowrap}.qo-select{padding:3px 8px;font-size:11px;background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color);border-radius:5px;outline:none;cursor:pointer}.qo-select:focus{border-color:var(--accent)}.qo-layout-btns{display:flex;flex-wrap:wrap;gap:3px}.qo-chip{padding:2px 7px;font-size:10px;background:var(--bg-tertiary);color:var(--text-secondary);border:1px solid var(--border-color);border-radius:4px;cursor:pointer;transition:all 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h1{font-size:24px;font-weight:700;margin-top:12px;background:linear-gradient(135deg,var(--accent),#a29bef);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.login-logo p{font-size:13px;color:var(--text-muted);margin-top:6px}.login-form{display:flex;flex-direction:column;gap:14px}.login-form input{padding:12px 16px;font-size:14px;color:var(--text-primary);background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:10px;outline:none;font-family:var(--font-family);transition:border-color .2s}.login-form input:focus{border-color:var(--accent)}.login-form button{padding:12px;font-size:15px;font-weight:600;background:var(--accent);color:#fff;border:none;border-radius:10px;cursor:pointer;transition:background .2s;display:flex;align-items:center;justify-content:center}.login-form button:hover:not(:disabled){background:var(--accent-hover)}.login-form button:disabled{opacity:.5;cursor:not-allowed}.login-error{display:flex;align-items:center;gap:6px;margin-top:14px;padding:10px;font-size:13px;color:var(--danger);background:#ef44441a;border-radius:8px}.wizard-overlay{position:fixed;inset:0;z-index:1000;background:#0009;display:flex;align-items:center;justify-content:center;animation:fadeIn .15s ease}.wizard-modal{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;width:480px;max-width:90vw;box-shadow:0 20px 60px #00000080}.wizard-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border-color)}.wizard-header h3{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--text-primary)}.wizard-body{padding:20px;display:flex;flex-direction:column;gap:16px}.wizard-notice{display:flex;align-items:flex-start;gap:8px;padding:10px 12px;border-radius:8px;background:#fdcb6e1f;border:1px solid rgba(253,203,110,.35);color:#f6d17a;font-size:12px;line-height:1.5}.wizard-mode-switch{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.wizard-mode-btn{display:flex;align-items:center;justify-content:center;gap:8px;padding:10px 12px;background:var(--bg-tertiary);color:var(--text-secondary);border:1px solid var(--border-color);border-radius:8px;cursor:pointer;transition:all .2s;font-size:13px;font-weight:500}.wizard-mode-btn:hover:not(:disabled){background:var(--bg-hover);color:var(--text-primary)}.wizard-mode-btn.active{color:var(--text-primary);border-color:var(--accent);background:var(--accent-glow)}.wizard-mode-btn:disabled{opacity:.45;cursor:not-allowed}.wizard-mode-help{margin:-4px 0 4px;color:var(--text-muted);font-size:12px;line-height:1.5}.wizard-field{display:flex;flex-direction:column;gap:6px;flex:1}.wizard-field label{font-size:12px;font-weight:500;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px}.wizard-field input,.wizard-field 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