:root{--color-primary: #007AFF;--color-success: #34C759;--color-warning: #FF9F0A;--color-danger: #FF3B30;--color-info: #5AC8FA;--gray-50: #f5f5f7;--gray-100: #e5e5ea;--gray-200: #d1d1d6;--gray-300: #c7c7cc;--gray-400: #aeaeb2;--gray-500: #8e8e93;--gray-600: #636366;--gray-700: #48484a;--gray-800: #3a3a3c;--gray-900: #1c1c1e;--border-subtle: rgba(60, 60, 67, .12);--border-strong: rgba(60, 60, 67, .26);--border-focus: rgba(0, 122, 255, .8);--border-card: rgba(255, 255, 255, .7);--radius-xs: 6px;--radius-sm: 8px;--radius-md: 10px;--radius-lg: 12px;--radius-xl: 14px;--radius-2xl: 16px;--shadow-soft: 0 8px 20px rgba(0, 0, 0, .06);--shadow-medium: 0 10px 30px rgba(0, 0, 0, .1);--shadow-strong: 0 18px 45px rgba(0, 0, 0, .18);--font-family-system: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", system-ui, sans-serif;--font-size-title-lg: 20px;--font-size-title-md: 17px;--font-size-body: 14px;--font-size-caption: 12px;--line-height-tight: 1.2;--line-height-normal: 1.5;--line-height-comfortable: 1.7;--space-2xs: 2px;--space-xs: 4px;--space-sm: 8px;--space-md: 12px;--space-lg: 16px;--space-xl: 20px;--space-2xl: 24px;--toolbar-control-height: 30px;--motion-fast: .12s;--motion-normal: .18s;--motion-slow: .26s;--motion-ease: cubic-bezier(.25, .8, .25, 1);--app-background: #f5f5f7;--sidebar-background: rgba(255, 255, 255, .7);--content-background: rgba(255, 255, 255, .92);--card-background: rgba(255, 255, 255, .82);--floating-panel-background: rgba(255, 255, 255, .9);--popover-background: rgba(255, 255, 255, .96)}@media (prefers-color-scheme: dark){:root{--app-background: #1c1c1e;--sidebar-background: rgba(44, 44, 46, .85);--content-background: rgba(28, 28, 30, .96);--card-background: rgba(44, 44, 46, .92);--floating-panel-background: rgba(44, 44, 46, .95);--popover-background: rgba(44, 44, 46, .98)}}html,body{margin:0;padding:0;min-height:100vh;background:radial-gradient(circle at top left,rgba(255,255,255,.9),transparent 55%),radial-gradient(circle 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599px){.cupertino-app-shell{padding:0;padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right);padding-bottom:env(safe-area-inset-bottom)}}.cupertino-app-window{display:flex;flex:1;min-height:0;min-width:0;max-width:none;margin:0;border-radius:18px;background:linear-gradient(145deg,#ffffffd1,#fffffff5);box-shadow:0 18px 45px #0000002e,0 0 0 1px #fffc;overflow:hidden;backdrop-filter:blur(26px);-webkit-backdrop-filter:blur(26px)}@media (max-width: 899px){.cupertino-app-window{border-radius:12px;max-width:none}}@media (max-width: 599px){.cupertino-app-window{border-radius:0}}.cupertino-sidebar{width:240px;max-width:260px;flex-shrink:0;background:var(--sidebar-background);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-right:1px solid rgba(0,0,0,.04);display:flex;flex-direction:column;padding:14px 10px 14px 12px;box-sizing:border-box}.cupertino-sidebar-header{display:flex;align-items:center;justify-content:space-between;margin-top:4px;margin-bottom:12px;padding:4px 4px 8px}.cupertino-window-controls{display:inline-flex;align-items:center;gap:6px;margin-right:8px}.cupertino-window-dot{width:9px;height:9px;border-radius:50%;border:.5px solid rgba(0,0,0,.18);box-shadow:0 0 0 .5px #fff9}.cupertino-window-dot-close{background-color:#ff5f57}.cupertino-window-dot-minimize{background-color:#febc2e}.cupertino-window-dot-fullscreen{background-color:#28c840}.cupertino-sidebar-title{font-size:13px;font-weight:600;letter-spacing:.02em;color:var(--gray-700)}.cupertino-sidebar-nav{display:flex;flex-direction:column;gap:4px;padding:4px 2px}.cupertino-sidebar-item{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:8px;color:var(--gray-700);font-size:13px;cursor:pointer;transition:background-color var(--motion-normal) var(--motion-ease),transform var(--motion-fast) var(--motion-ease),box-shadow var(--motion-normal) var(--motion-ease),color var(--motion-fast) var(--motion-ease)}@media (max-width: 899px){.cupertino-sidebar-item{min-height:44px;padding:12px 14px;font-size:14px}}.cupertino-sidebar-item:hover{background:#00000008}.cupertino-sidebar-item-active,.cupertino-sidebar-item.cupertino-sidebar-item-active:hover{background:#007aff1f;color:var(--color-primary);box-shadow:0 0 0 1px #007aff2e}.cupertino-sidebar-item-icon{width:22px;height:22px;display:flex;align-items:center;justify-content:center}.cupertino-sidebar-item-label{flex:1;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.cupertino-main{flex:1;min-height:0;display:flex;flex-direction:column;background:var(--content-background);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}.cupertino-topbar{display:flex;align-items:center;justify-content:space-between;padding:10px 16px 8px;padding-top:max(10px,env(safe-area-inset-top));border-bottom:1px solid rgba(0,0,0,.04);box-sizing:border-box;min-height:44px}@media (max-width: 899px){.cupertino-topbar{min-height:48px;padding:12px 12px 10px;padding-top:max(12px,env(safe-area-inset-top))}}.cupertino-topbar-left{display:flex;align-items:center;gap:8px}.cupertino-topbar-title{font-size:15px;font-weight:600;color:var(--gray-800)}@media (max-width: 899px){.cupertino-topbar-title{font-size:16px}}.cupertino-topbar-subtitle{font-size:12px;color:var(--gray-500)}.cupertino-topbar-actions{display:flex;align-items:center;gap:8px}.cupertino-topbar-actions>*{height:var(--toolbar-control-height);min-height:var(--toolbar-control-height);box-sizing:border-box}.cupertino-content-scroll{flex:1;min-height:0;overflow:auto;padding:12px 16px 16px;box-sizing:border-box;-webkit-overflow-scrolling:touch}@media (max-width: 899px){.cupertino-content-scroll{padding:12px}}@media (max-width: 599px){.cupertino-content-scroll{padding:10px 12px 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#0000001f}.cupertino-toast{border-radius:var(--radius-md);background:#1c1c1eeb;color:#f5f5f7;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:0 14px 40px #00000047}.cupertino-button{border-radius:var(--radius-md);padding:8px 16px;border:none;outline:none;font-size:14px;font-weight:500;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;transition:background-color var(--motion-fast) var(--motion-ease),box-shadow var(--motion-normal) var(--motion-ease),transform var(--motion-fast) var(--motion-ease)}.cupertino-button-primary{background:var(--color-primary);color:#fff;box-shadow:0 6px 16px #007aff52}.cupertino-button-primary:hover{transform:translateY(-1px);box-shadow:0 10px 26px #007aff66}.cupertino-button-ghost{background:#ffffffb3;color:var(--gray-800);border:1px solid rgba(0,0,0,.06)}.cupertino-button-ghost:hover{background:#ffffffe6}.cupertino-input,.cupertino-select{border-radius:var(--radius-md);border:1px solid var(--border-subtle);background-color:#ffffffe6;padding:0 10px;font-family:var(--font-family-system);font-size:13px;line-height:var(--toolbar-control-height);color:var(--gray-800);outline:none;box-shadow:0 1px #fffc,0 0 #007aff00;transition:border-color var(--motion-fast) var(--motion-ease),box-shadow var(--motion-fast) var(--motion-ease),background-color var(--motion-fast) var(--motion-ease);box-sizing:border-box;height:var(--toolbar-control-height)}.cupertino-input-sm{padding-block:3px;font-size:12px}.cupertino-select-sm{font-size:12px;line-height:var(--toolbar-control-height);padding-top:0;padding-bottom:0}.cupertino-input::placeholder{color:var(--gray-400)}.cupertino-input:focus,.cupertino-select:focus{border-color:var(--border-subtle);background-color:#ffffffe6;box-shadow:0 1px #fffc,0 0 #0000}.cupertino-input-with-icon{display:flex;align-items:center;gap:6px;border-radius:999px;height:var(--toolbar-control-height)}.cupertino-input-with-icon 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var(--motion-ease)}.cupertino-pill-toggle-active{color:var(--color-primary);background-color:#007aff1a;border-color:#007aff4d}.cupertino-toolbar-divider{width:1px;height:20px;background-color:#3c3c432e}.cupertino-toolbar-button{display:inline-flex;align-items:center;gap:4px;height:var(--toolbar-control-height);padding:0 10px;border-radius:999px;border:none;background:transparent;font-family:var(--font-family-system);font-size:.78rem;font-weight:500;color:#2563eb;cursor:pointer;transition:background-color var(--motion-fast) var(--motion-ease)}.cupertino-toolbar-button:hover{background-color:#2563eb0f}.cupertino-heading-lg{font-size:var(--font-size-title-lg);font-weight:600;line-height:var(--line-height-tight);letter-spacing:.01em}.cupertino-heading-md{font-size:var(--font-size-title-md);font-weight:600;line-height:var(--line-height-tight)}.cupertino-body{font-size:var(--font-size-body);line-height:var(--line-height-normal)}.cupertino-caption{font-size:var(--font-size-caption);line-height:var(--line-height-normal);color:var(--gray-500)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:#94a3b81a;border-radius:3px}::-webkit-scrollbar-thumb{background:#64748b4d;border-radius:3px;transition:background .2s ease}::-webkit-scrollbar-thumb:hover{background:#64748b80}::-webkit-scrollbar-thumb:active{background:#64748bb3}*{scrollbar-width:thin;scrollbar-color:rgba(100,116,139,.3) rgba(148,163,184,.1)}.vditor-toolbar--hide{display:none}