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var(--ui-border);width:36px;height:36px;color:var(--text-primary);cursor:pointer;z-index:100;border-radius:4px;justify-content:center;align-items:center;transition:all .15s;display:flex;position:absolute;top:12px;right:12px}.mobile-sidebar-toggle-btn:hover{background:var(--surface-hover)}.menu-bar{white-space:nowrap;-webkit-overflow-scrolling:touch;border-bottom:1px solid var(--ui-border);justify-content:space-between;padding:0 4px;overflow-x:auto}.menu-bar::-webkit-scrollbar{display:none}.menu-bar .app-title{margin-right:8px}.shortcuts-hud{display:none}.status-bar{height:28px;min-height:28px;padding:0 6px;font-size:8px}.status-left{gap:8px}.status-right{gap:6px}.credit-author,.credit-author-sep,.credit-text{display:none}.status-separator{margin:0 2px}.left-toolbar{border-right:1px solid var(--ui-border);width:44px;min-width:44px;padding:10px 0}.tool-btn{width:30px;height:30px}.color-swatch{width:22px;height:22px}.layer-palette-scroll{max-height:calc(100vh - 340px)}}.autosave-toast{background:var(--surface);color:var(--text-primary);border:1px solid var(--ui-border);box-shadow:0 4px 16px var(--shadow-color);z-index:1000;pointer-events:none;border-radius:6px;padding:10px 20px;font-size:12px;font-weight:600;animation:.3s ease-out toastIn;position:fixed;bottom:40px;right:20px}@keyframes toastIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.support-toast{z-index:1000;width:380px;max-width:calc(100vw - 40px);font-family:var(--font-sans);border-radius:0;flex-direction:column;gap:12px;padding:16px;animation:.25s cubic-bezier(.16,1,.3,1) toastIn;display:flex;position:fixed;bottom:24px;right:20px;box-shadow:0 10px 30px #00000080}[data-theme=dark] .support-toast{background:var(--ui-bg);border:1px solid var(--ui-border);color:var(--text-primary)}[data-theme=light] .support-toast{background:var(--ui-bg);border:1px solid var(--ui-border);color:var(--text-primary);box-shadow:0 8px 24px #0000001f}.support-toast-close{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:0;justify-content:center;align-items:center;padding:4px;transition:background-color .15s,color .15s;display:flex;position:absolute;top:10px;right:10px}.support-toast-close:hover{background:var(--surface-hover);color:var(--text-primary)}.support-toast-content{padding-right:20px}.support-toast-title{font-family:var(--font-sans);color:var(--text-primary);letter-spacing:-.01em;margin:0 0 6px;font-size:13px;font-weight:700}.support-toast-text{font-family:var(--font-sans);color:var(--text-secondary);margin:0;font-size:12px;line-height:1.5}.support-toast-actions{grid-template-columns:repeat(4,1fr);gap:6px;margin-top:2px;display:grid}.support-btn-action{cursor:pointer;height:30px;font-size:11px;font-weight:600;font-family:var(--font-mono);white-space:nowrap;box-sizing:border-box;letter-spacing:-.01em;border-radius:0;justify-content:center;align-items:center;padding:0 6px;text-decoration:none;transition:all .15s;display:inline-flex}.support-btn-action.review{background:var(--accent);color:#fff;border:1px solid var(--accent)}.support-btn-action.review:hover{background:#255ecc;border-color:#255ecc}.support-btn-action.feedback{background:var(--surface);color:var(--text-primary);border:1px solid var(--ui-border)}.support-btn-action.feedback:hover{background:var(--surface-hover);border-color:var(--text-secondary)}.support-btn-action.gank{background:var(--surface);color:var(--text-primary);border:1px solid var(--ui-border)}.support-btn-action.gank:hover{background:var(--surface-hover);border-color:var(--text-secondary)}.support-btn-action.remind{color:var(--text-muted);border:1px solid var(--ui-border);background:0 0}.support-btn-action.remind:hover{background:var(--surface-hover);color:var(--text-primary);border-color:var(--text-secondary)}@media (width<=480px){.support-toast{width:auto;max-width:none;bottom:20px;left:16px;right:16px}.support-toast-actions{grid-template-columns:repeat(2,1fr)}}.error-page-container{background:var(--bg,#0e0f12);width:100%;min-height:100vh;color:var(--text,#ededf2);-webkit-font-smoothing:antialiased;flex-direction:column;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;display:flex}.error-page-container a{color:inherit;text-decoration:none}.error-navbar{border-bottom:1px solid var(--border,#23262e);z-index:100;background:#0e0f12;justify-content:space-between;align-items:center;height:52px;padding:0 32px;display:flex;position:sticky;top:0}.error-nav-left{align-items:center;gap:10px;display:flex}.error-brand-link{letter-spacing:-.01em;color:var(--text,#ededf2);align-items:center;gap:8px;font-size:15px;font-weight:700;display:flex}.error-brand-link svg{color:var(--accent,#3b82f6)}.error-nav-badge{font-family:var(--font-mono,monospace);color:var(--text-muted,#575b66);border:1px solid var(--border,#23262e);padding:1px 6px;font-size:11px;font-weight:500}.error-nav-links{align-items:center;gap:24px;display:flex}.error-nav-link{color:var(--text-secondary,#8e93a0);font-size:13px;transition:color .15s}.error-nav-link:hover{color:var(--text,#ededf2)}.error-nav-btn{background:var(--text,#ededf2);color:var(--bg,#0e0f12);border:1px solid var(--text,#ededf2);cursor:pointer;align-items:center;padding:7px 14px;font-size:12px;font-weight:600;transition:all .15s;display:inline-flex}.error-nav-btn:hover{background:#fff;border-color:#fff}.error-main-content{flex-direction:column;flex:1;justify-content:center;width:100%;max-width:840px;margin:0 auto;padding:80px 32px 64px;display:flex}.error-num{font-family:var(--font-mono,monospace);letter-spacing:-.03em;color:var(--text,#ededf2);margin-bottom:16px;font-size:56px;font-weight:700;line-height:1}.error-heading{letter-spacing:-.02em;color:var(--text,#ededf2);margin-bottom:12px;font-size:24px;font-weight:600}.error-paragraph{color:var(--text-secondary,#8e93a0);max-width:580px;margin-bottom:24px;font-size:15px;line-height:1.6}.error-path-tag{background:var(--surface,#14161b);border:1px solid var(--border,#23262e);font-family:var(--font-mono,monospace);color:var(--text-secondary,#8e93a0);word-break:break-all;align-items:center;gap:8px;max-width:100%;margin-bottom:32px;padding:6px 12px;font-size:12px;display:inline-flex}.error-path-tag span{color:var(--text-muted,#575b66)}.error-btn-group{flex-wrap:wrap;gap:12px;margin-bottom:56px;display:flex}.error-btn-primary{background:var(--accent,#3b82f6);color:#fff;border:1px solid var(--accent,#3b82f6);cursor:pointer;align-items:center;gap:8px;padding:9px 18px;font-size:13px;font-weight:600;transition:background .15s;display:inline-flex}.error-btn-primary:hover{background:var(--accent-hover,#2563eb);border-color:var(--accent-hover,#2563eb)}.error-btn-secondary{background:var(--surface,#14161b);color:var(--text,#ededf2);border:1px solid var(--border,#23262e);cursor:pointer;align-items:center;gap:8px;padding:9px 18px;font-size:13px;font-weight:500;transition:all .15s;display:inline-flex}.error-btn-secondary:hover{background:var(--surface-hover,#1a1d23);border-color:var(--border-hover,#383d4a)}.error-btn-danger{background:var(--surface,#14161b);color:var(--danger,#ef4444);border:1px solid var(--border,#23262e);cursor:pointer;align-items:center;gap:8px;padding:9px 18px;font-size:13px;font-weight:500;transition:all .15s;display:inline-flex}.error-btn-danger:hover{background:var(--surface-hover,#1a1d23);border-color:var(--danger,#ef4444)}.error-links-section{border-top:1px solid var(--border,#23262e);padding-top:36px}.error-links-title{text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted,#575b66);font-size:12px;font-weight:600;font-family:var(--font-mono,monospace);margin-bottom:16px}.error-links-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;display:grid}.error-link-card{background:var(--surface,#14161b);border:1px solid var(--border,#23262e);cursor:pointer;flex-direction:column;gap:6px;padding:18px;transition:all .15s;display:flex}.error-link-card:hover{background:var(--surface-hover,#1a1d23);border-color:var(--border-hover,#383d4a)}.error-link-card-title{color:var(--text,#ededf2);justify-content:space-between;align-items:center;font-size:14px;font-weight:600;display:flex}.error-link-card-desc{color:var(--text-secondary,#8e93a0);font-size:12px;line-height:1.5}.error-diagnostics-box{background:var(--surface,#14161b);border:1px solid var(--border,#23262e);font-family:var(--font-mono,monospace);margin-bottom:24px;padding:16px;font-size:12px}.error-diagnostics-msg{color:var(--danger,#ef4444);word-break:break-all;margin-bottom:8px;font-weight:600}.error-diagnostics-stack{color:var(--text-secondary,#8e93a0);white-space:pre-wrap;word-break:break-all;border-top:1px solid var(--border,#23262e);max-height:220px;margin-top:10px;padding-top:10px;font-size:11px;line-height:1.6;overflow-y:auto}.error-footer{border-top:1px solid var(--border,#23262e);color:var(--text-muted,#575b66);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:24px 32px;font-size:12px;display:flex}.error-footer a:hover{color:var(--text,#ededf2)}@media (width<=640px){.error-navbar{padding:0 16px}.error-nav-links{display:none}.error-main-content{padding:48px 20px}.error-num{font-size:44px}.error-btn-group{flex-direction:column}.error-btn-group>*{justify-content:center}}