.brand-mark{position:relative;isolation:isolate;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden;border-radius:24px;background:color-mix(in srgb,var(--color-bg-base) 94%,transparent);box-shadow:0 14px 32px color-mix(in srgb,var(--color-primary) 14%,transparent),inset 0 0 0 1px color-mix(in srgb,var(--color-primary) 8%,transparent);transition:transform .22s ease,box-shadow .22s ease}.brand-mark:before{content:"";position:absolute;top:-12%;right:-12%;bottom:-12%;left:-12%;z-index:-1;border-radius:inherit;background:radial-gradient(circle,color-mix(in srgb,var(--color-info) 20%,transparent),transparent 70%);opacity:.8;filter:blur(10px)}.brand-mark img{width:100%;height:100%;object-fit:cover;transform:scale(1.58);transform-origin:center;transition:transform .22s ease}.brand-mark:hover{transform:translateY(-1px);box-shadow:0 18px 34px color-mix(in srgb,var(--color-primary) 18%,transparent),inset 0 0 0 1px color-mix(in srgb,var(--color-primary) 10%,transparent)}.brand-mark:hover img{transform:scale(1.62)}.brand-mark--sm{width:48px;height:48px}.brand-mark--md{width:56px;height:56px}.brand-mark--lg{width:72px;height:72px;border-radius:30px}.command-palette{display:flex;flex-direction:column;gap:16px}.command-palette-results{display:flex;flex-direction:column;gap:10px;max-height:420px;overflow-y:auto;padding-right:4px}.command-palette-item{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;border-radius:18px;border:1px solid var(--color-border-secondary);background:color-mix(in srgb,var(--color-bg-elevated) 92%,transparent);cursor:pointer;transition:transform var(--motion-fast) var(--ease-out),border-color var(--motion-fast) var(--ease-out),box-shadow var(--motion-fast) var(--ease-out)}.command-palette-item:hover{transform:translateY(-1px);border-color:color-mix(in srgb,var(--color-primary) 32%,var(--color-border));box-shadow:var(--shadow-md)}.command-palette-main{display:inline-flex;align-items:center;gap:12px}.command-palette-icon{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:12px;background:color-mix(in srgb,var(--color-primary) 10%,var(--color-fill-secondary));color:var(--color-primary);font-size:16px}.command-palette-tabs{display:flex;align-items:center;gap:12px;padding:0 4px}.command-palette-text{display:flex;flex-direction:column;gap:2px}.recent-searches{padding:8px 0}.recent-search-tags{display:flex;flex-wrap:wrap;gap:8px}.recent-search-tag{cursor:pointer;transition:all .2s ease}.recent-search-tag:hover{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.command-section,.search-results-section{display:flex;flex-direction:column;gap:8px}.command-palette-item .ant-list-item,.command-palette-results .ant-list-item{padding:0;border:none}.command-palette-results .ant-list-item:hover{background:transparent}.command-palette-results .ant-list-item-meta{align-items:center}.command-palette-results .ant-list-item-meta-content{flex:1}.shortcuts-list{display:flex;flex-direction:column;gap:12px;padding:8px 0}.shortcut-item{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;background:var(--color-bg-secondary, #f5f5f5);border-radius:8px}.shortcut-keys{display:flex;align-items:center;gap:4px}.shortcut-key{display:inline-flex;align-items:center;justify-content:center;min-width:28px;height:28px;padding:0 8px;background:var(--color-bg-container, #fff);border:1px solid var(--color-border, #d9d9d9);border-radius:6px;font-family:SF Mono,Consolas,monospace;font-size:12px;font-weight:600;color:var(--color-text-primary, #333);box-shadow:0 2px 0 var(--color-border, #d9d9d9)}.shortcut-plus{color:var(--color-text-secondary, #666);font-size:12px}.shortcut-description{color:var(--color-text-secondary, #666)}[data-theme=dark] .shortcut-item{background:var(--color-bg-elevated, #1f1f1f)}[data-theme=dark] .shortcut-key{background:var(--color-bg-container, #2a2a2a);border-color:var(--color-border-secondary, #404040);color:var(--color-text-primary, #fff);box-shadow:0 2px 0 var(--color-border-secondary, #404040)}[data-theme=dark] .shortcut-description{color:var(--color-text-secondary, #a0a0a0)}.tab-bar{flex:1;min-width:0;display:flex;align-items:center;background:transparent;border-bottom:1px solid var(--color-border-secondary);padding:0 8px;overflow:hidden}.scroll-arrow{display:flex;align-items:center;justify-content:center;width:32px;height:36px;border:none;background:transparent;cursor:pointer;color:var(--color-text-tertiary);border-radius:var(--border-radius-sm);transition:background var(--motion-fast) var(--ease-out),color var(--motion-fast) var(--ease-out)}.scroll-arrow:hover{background:var(--color-fill-secondary);color:var(--color-primary)}.scroll-arrow-left{margin-right:4px}.scroll-arrow-right{margin-left:4px}.tab-scroll-container{flex:1;min-width:0;display:flex;overflow-x:auto;overflow-y:hidden;white-space:nowrap;scrollbar-width:none}.tab-scroll-container::-webkit-scrollbar{display:none}.tab-item{display:inline-flex;align-items:center;flex:0 0 auto;max-width:220px;padding:0 14px;height:38px;cursor:pointer;border-right:1px solid var(--color-border-secondary);border-radius:10px 10px 0 0;transition:background var(--motion-fast) var(--ease-out),color var(--motion-fast) var(--ease-out),transform var(--motion-fast) var(--ease-out);position:relative;color:var(--color-text-secondary)}.tab-item:hover{background:var(--color-fill-secondary);transform:translateY(-1px)}.tab-item.active{background:color-mix(in srgb,var(--color-primary) 12%,transparent);color:var(--color-primary)}.tab-item.active:before{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--color-primary),transparent);animation:module-rise var(--motion-base) var(--ease-out) both}.tab-icon{margin-right:8px;font-size:14px}.tab-title{font-size:14px;margin-right:8px;overflow:hidden;text-overflow:ellipsis}.tab-favorite{margin-right:8px;font-size:12px;color:#faad14}.tab-pin{margin-right:8px;font-size:12px;color:#999}.tab-close{display:none;align-items:center;justify-content:center;width:20px;height:20px;border:none;background:transparent;cursor:pointer;border-radius:var(--border-radius-sm);color:var(--color-text-tertiary);transition:all var(--motion-fast) var(--ease-out)}.tab-item:hover .tab-close,.tab-item.active .tab-close{display:flex}.tab-close:hover{background:var(--color-fill);color:var(--color-danger)}.tab-item.pinned{background:var(--color-fill-tertiary)}.tab-item.pinned.active{background:color-mix(in srgb,var(--color-primary) 12%,transparent)}.tab-item.favorite .tab-title{font-weight:500}.context-menu{position:fixed;background:var(--color-bg-elevated);border:1px solid var(--color-border-secondary);border-radius:var(--border-radius);box-shadow:var(--shadow-lg);padding:6px;min-width:180px;z-index:1000;animation:module-rise var(--motion-base) var(--ease-out) both}.context-menu-item{display:flex;align-items:center;width:100%;padding:8px 16px;border:none;background:transparent;cursor:pointer;font-size:14px;color:var(--color-text);border-radius:var(--border-radius-sm);transition:background var(--motion-fast) var(--ease-out)}.context-menu-item:hover{background:var(--color-fill-secondary)}.context-menu-item:disabled{color:#bfbfbf;cursor:not-allowed}.context-menu-item:disabled:hover{background:transparent}.context-menu-item span{margin-left:8px}.context-menu-divider{height:1px;background:var(--color-border-secondary);margin:4px 0}.app-layout{min-height:100vh;background:transparent;display:block}.app-sider{position:fixed!important;inset:0 auto 0 0;z-index:30;height:100vh;overflow-y:auto;overflow-x:hidden;border-right:1px solid var(--color-border-secondary);background:color-mix(in srgb,var(--color-bg-elevated) 88%,transparent)!important;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.app-sider::-webkit-scrollbar{width:0}.theme-dark .app-sider{background:#0f172adb!important}.app-main-shell{min-height:100vh;margin-left:240px;width:calc(100% - 240px);max-width:calc(100% - 240px);min-width:0;background:transparent}.app-layout.ant-layout-has-sider>.app-main-shell{width:calc(100% - 240px)}.app-main-shell--chat{display:flex;flex-direction:column;height:100vh;min-height:100vh;overflow:hidden}.logo{min-height:72px;display:flex;align-items:center;justify-content:flex-start;gap:14px;padding:16px 20px;border-bottom:1px solid var(--color-border-secondary);position:relative}.logo:after{content:"";position:absolute;left:22px;right:22px;bottom:-1px;height:1px;background:linear-gradient(90deg,transparent,var(--color-primary),transparent);opacity:.5}.logo .ant-typography{text-align:left;line-height:1.2}.app-header{background:color-mix(in srgb,var(--color-bg-elevated) 78%,transparent);padding:0 12px 0 0;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--color-border-secondary);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);position:sticky;top:0;z-index:20}.theme-dark .app-header{background:#0f172ab8}.header-right{display:flex;align-items:center;gap:4px}.header-command-button{height:40px;border-radius:var(--border-radius)!important;border:1px solid var(--color-border-secondary);background:color-mix(in srgb,var(--color-bg-elevated) 88%,transparent)!important;color:var(--color-text-secondary)!important}.header-command-button:hover{border-color:color-mix(in srgb,var(--color-primary) 28%,var(--color-border));color:var(--color-primary)!important}.header-icon-button{width:40px;height:40px;border-radius:var(--border-radius);transition:transform var(--motion-fast) var(--ease-out),background var(--motion-fast) var(--ease-out)}.header-icon-button:hover{background:var(--color-fill-secondary)!important;transform:translateY(-1px)}.user-info{display:flex;align-items:center;cursor:pointer;padding:8px 12px;border-radius:var(--border-radius);transition:transform var(--motion-fast) var(--ease-out),background var(--motion-fast) var(--ease-out)}.user-info:hover{background:var(--color-fill-secondary);transform:translateY(-1px)}.app-content{margin:24px;padding:24px;background:color-mix(in srgb,var(--color-bg-elevated) 82%,transparent);border:1px solid var(--color-border-secondary);border-radius:var(--border-radius-xl);min-height:calc(100vh - 112px);box-shadow:var(--shadow-md);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);animation:page-enter var(--motion-slow) var(--ease-out) both}.app-content--chat{flex:1;display:flex;flex-direction:column;min-height:0;overflow:hidden}.theme-dark .app-content{background:#0f172ac7}.notification-title-row{display:flex;justify-content:space-between;gap:12px}.notification-description{margin-bottom:6px;color:var(--color-text-secondary);white-space:pre-wrap}.settings-switch-row{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}@media (max-width: 960px){.app-sider{width:76px!important;min-width:76px!important;max-width:76px!important;flex:0 0 76px!important}.app-sider .logo{justify-content:center;gap:0;padding:12px 10px}.app-sider .logo .ant-typography{display:none}.app-sider .ant-menu-item{justify-content:center;padding-inline:0!important}.app-sider .ant-menu-item-icon{margin-inline-end:0!important;font-size:18px}.app-sider .ant-menu-title-content{display:none}.app-main-shell{margin-left:76px;width:calc(100% - 76px);max-width:calc(100% - 76px)}.app-layout.ant-layout-has-sider>.app-main-shell{width:calc(100% - 76px)}.app-content{margin:16px;padding:18px}.app-main-shell--chat{height:100vh;min-height:100vh}}@media (max-width: 900px){.app-main-shell--chat{height:auto;min-height:100vh;overflow:visible}.app-content--chat{min-height:calc(100vh - 96px);overflow:visible}}@media (max-width: 640px){.app-header{padding-right:8px}.header-right{gap:0}.header-command-button{padding-inline:10px!important}.header-command-button span:last-child{display:none}.user-info .ant-typography{display:none}}#root{min-height:100vh}.app-route-loading,.route-loading-shell{min-height:240px;display:flex;align-items:center;justify-content:center}:root{--brand-strong: #0f766e;--brand-accent: #f97316;--color-primary: #0f766e;--color-success: #16a34a;--color-warning: #ea580c;--color-danger: #dc2626;--color-info: #0ea5e9;--color-bg-base: #ffffff;--color-bg-layout: #f4f7fb;--color-bg-elevated: #ffffff;--color-bg-spotlight: #ecfeff;--color-bg-mask: rgba(15, 23, 42, .45);--color-text: rgba(15, 23, 42, .92);--color-text-secondary: rgba(15, 23, 42, .72);--color-text-tertiary: rgba(15, 23, 42, .52);--color-text-quaternary: rgba(15, 23, 42, .34);--color-text-inverse: #ffffff;--color-border: rgba(148, 163, 184, .28);--color-border-secondary: rgba(148, 163, 184, .16);--color-fill: rgba(15, 23, 42, .08);--color-fill-secondary: rgba(15, 23, 42, .05);--color-fill-tertiary: rgba(15, 23, 42, .03);--color-fill-quaternary: rgba(15, 23, 42, 0);--font-size: 14px;--font-size-sm: 12px;--font-size-lg: 16px;--font-size-xl: 20px;--font-size-heading: 24px;--chat-font-scale: 1;--chat-font-size: 14px;--border-radius: 12px;--border-radius-sm: 8px;--border-radius-lg: 18px;--border-radius-xl: 24px;--shadow-sm: 0 2px 8px rgba(15, 23, 42, .05);--shadow-md: 0 14px 36px rgba(15, 23, 42, .08);--shadow-lg: 0 22px 48px rgba(15, 23, 42, .14);--shadow-ring: 0 0 0 1px rgba(15, 118, 110, .08);--chat-user-bg: linear-gradient(135deg, #0f766e, #0ea5e9);--chat-assistant-bg: #ffffff;--chat-sources-bg: rgba(15, 118, 110, .08);--transition-duration: .2s;--motion-fast: .16s;--motion-base: .24s;--motion-slow: .52s;--ease-out: cubic-bezier(.2, .8, .2, 1);--ease-bounce: cubic-bezier(.18, .89, .32, 1.18)}:root[data-theme=dark]{--brand-strong: #5eead4;--brand-accent: #fb923c;--color-primary: #5eead4;--color-success: #4ade80;--color-warning: #fb923c;--color-danger: #f87171;--color-info: #38bdf8;--color-bg-base: #0f172a;--color-bg-layout: #020617;--color-bg-elevated: #111827;--color-bg-spotlight: #0f2f34;--color-bg-mask: rgba(2, 6, 23, .78);--color-text: rgba(248, 250, 252, .94);--color-text-secondary: rgba(226, 232, 240, .72);--color-text-tertiary: rgba(203, 213, 225, .56);--color-text-quaternary: rgba(148, 163, 184, .42);--color-text-inverse: #020617;--color-border: rgba(71, 85, 105, .56);--color-border-secondary: rgba(51, 65, 85, .48);--color-fill: rgba(255, 255, 255, .1);--color-fill-secondary: rgba(255, 255, 255, .06);--color-fill-tertiary: rgba(255, 255, 255, .03);--color-fill-quaternary: rgba(255, 255, 255, 0);--chat-user-bg: linear-gradient(135deg, #0f766e, #1d4ed8);--chat-assistant-bg: #111827;--chat-sources-bg: rgba(94, 234, 212, .1)}:root{font-family:Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.5;font-weight:400;color:var(--color-text);background:var(--color-bg-layout);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}html,body,#root{min-height:100vh}body{margin:0;min-width:320px;background:linear-gradient(135deg,rgba(15,118,110,.08),transparent 38%),linear-gradient(315deg,rgba(14,165,233,.07),transparent 34%),repeating-linear-gradient(90deg,rgba(148,163,184,.09) 0,rgba(148,163,184,.09) 1px,transparent 1px,transparent 72px),var(--color-bg-layout);color:var(--color-text)}a{color:var(--color-primary);text-decoration:none}button,input,textarea,select{font:inherit}::selection{background:#0f766e2e}@keyframes page-enter{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}@keyframes module-rise{0%{opacity:0;transform:translateY(10px) scale(.99)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes soft-pulse{0%,to{box-shadow:0 0 #0f766e00}50%{box-shadow:0 0 0 7px #0f766e14}}@keyframes loading-sweep{0%{transform:translate(-100%)}to{transform:translate(100%)}}.ui-module{border:1px solid var(--color-border-secondary);background:color-mix(in srgb,var(--color-bg-elevated) 88%,transparent);box-shadow:var(--shadow-sm);transition:transform var(--motion-base) var(--ease-out),border-color var(--motion-base) var(--ease-out),box-shadow var(--motion-base) var(--ease-out),background var(--motion-base) var(--ease-out)}.ui-module:hover{transform:translateY(-2px);border-color:color-mix(in srgb,var(--color-primary) 28%,var(--color-border));box-shadow:var(--shadow-md)}.page-enter{animation:page-enter var(--motion-slow) var(--ease-out) both}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:1ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:1ms!important}}