*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--n-950:#09090b;--n-925:#0c0c0e;--n-900:#111113;--n-850:#18181b;--n-800:#27272a;--n-700:#3f3f46;--n-500:#71717a;--n-400:#a1a1aa;--n-300:#d4d4d8;--n-100:#f4f4f5;--l-000:#fbfbfa;--l-050:#f6f6f4;--l-100:#efefec;--l-150:#e9e9e5;--l-200:#e3e3de;--l-400:#8f8f9d;--l-500:#6c6c78;--l-600:#565662;--l-700:#3d3d47;--l-900:#232329;--a-blue:#3b82f6;--a-blue-light:#60a5fa;--a-blue-dark:#2563eb;--a-teal:#0d9488;--a-teal-light:#2dd4bf;--a-teal-dark:#0f766e;--a-indigo:#6366f1;--a-indigo-light:#818cf8;--a-indigo-dark:#4f46e5;--a-cyan:#38bdf8;--a-cyan-dark:#0284c7;--a-amber:#f59e0b;--a-amber-dark:#b45309;--a-green:#22c55e;--a-green-dark:#15803d;--a-red:#ef4444;--a-red-dark:#b91c1c;--a-purple:#a855f7}:root,[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--tint:255 255 255;--ink-solid:#f4f4f5;--ink-solid-contrast:#0b0b0d;--bg-primary:#09090b;--bg-secondary:#111113;--bg-tertiary:#0c0c0e;--bg-elevated:#18181b;--bg-card-solid:#18181b;--bg-card-hover:#201f24;--bg-card:color-mix(in srgb, rgb(var(--tint)) 6%, var(--bg-primary));--bg-surface:color-mix(in srgb, rgb(var(--tint)) 4%, var(--bg-primary));--bg-glass:color-mix(in srgb, rgb(var(--tint)) 7%, var(--bg-primary));--bg-glass-heavy:color-mix(in srgb, var(--bg-primary) 96%, rgb(var(--tint)));--bg-input:color-mix(in srgb, var(--bg-primary) 65%, transparent);--bg-hover:color-mix(in srgb, rgb(var(--tint)) 9%, var(--bg-primary));--bg-sunken:#08080a;--ov-1:color-mix(in srgb, rgb(var(--tint)) 1.5%, transparent);--ov-2:color-mix(in srgb, rgb(var(--tint)) 2.5%, transparent);--ov-3:color-mix(in srgb, rgb(var(--tint)) 4%, transparent);--ov-4:color-mix(in srgb, rgb(var(--tint)) 5%, transparent);--ov-5:color-mix(in srgb, rgb(var(--tint)) 6%, transparent);--ov-6:color-mix(in srgb, rgb(var(--tint)) 8%, transparent);--ov-7:color-mix(in srgb, rgb(var(--tint)) 10%, transparent);--ov-8:color-mix(in srgb, rgb(var(--tint)) 13%, transparent);--ov-9:color-mix(in srgb, rgb(var(--tint)) 16%, transparent);--ov-10:color-mix(in srgb, rgb(var(--tint)) 20%, transparent);--ov-11:color-mix(in srgb, rgb(var(--tint)) 26%, transparent);--accent-blue:var(--a-blue-dark);--accent-blue-text:var(--a-blue-light);--accent-blue-dim:#1d4ed8;--accent-blue-muted:color-mix(in srgb, var(--a-blue) 12%, transparent);--accent-blue-border:color-mix(in srgb, var(--a-blue) 25%, transparent);--accent-teal:var(--a-teal-dark);--accent-teal-text:var(--a-teal-light);--accent-teal-dim:#115e59;--accent-teal-muted:color-mix(in srgb, var(--a-teal) 12%, transparent);--accent-teal-border:color-mix(in srgb, var(--a-teal) 25%, transparent);--accent-indigo:var(--a-indigo-dark);--accent-indigo-text:var(--a-indigo-light);--accent-indigo-dim:#4338ca;--accent-indigo-muted:color-mix(in srgb, var(--a-indigo) 12%, transparent);--accent-indigo-border:color-mix(in srgb, var(--a-indigo) 25%, transparent);--accent-cyan:#0369a1;--accent-cyan-text:var(--a-cyan);--accent-amber:#b45309;--accent-amber-text:var(--a-amber);--accent-green:var(--a-green-dark);--accent-green-text:var(--a-green-light);--accent-red:var(--a-red-dark);--accent-red-text:var(--a-red-light);--accent-purple:#7e22ce;--accent-purple-text:#c084fc;--color-success:var(--a-green);--color-success-text:var(--a-green);--color-success-muted:color-mix(in srgb, var(--a-green) 10%, transparent);--color-success-border:color-mix(in srgb, var(--a-green) 20%, transparent);--color-warning:var(--a-amber);--color-warning-text:var(--a-amber);--color-warning-muted:color-mix(in srgb, var(--a-amber) 10%, transparent);--color-warning-border:color-mix(in srgb, var(--a-amber) 20%, transparent);--color-error:var(--a-red);--color-error-text:var(--a-red);--color-error-muted:color-mix(in srgb, var(--a-red) 10%, transparent);--color-error-border:color-mix(in srgb, var(--a-red) 20%, transparent);--color-info:var(--a-cyan);--color-info-text:var(--a-cyan);--color-info-muted:color-mix(in srgb, var(--a-cyan) 10%, transparent);--color-info-border:color-mix(in srgb, var(--a-cyan) 20%, transparent);--text-primary:#f4f4f5;--text-secondary:#a1a1aa;--text-muted:#8b8b94;--text-faint:#74747d;--text-inverse:#09090b;--border:var(--ov-5);--border-hover:var(--ov-8);--border-active:var(--ov-10);--elev-1:0 1px 2px #0006;--elev-2:0 4px 16px #00000059;--elev-3:0 8px 28px #00000073;--elev-4:0 16px 48px #0000008c;--shadow-sm:var(--elev-1);--shadow-card:var(--elev-2);--shadow-elevated:var(--elev-3);--shadow-lg:var(--elev-4);--on-accent:#fbfbfa;--accent-primary:var(--accent-blue);--border-color:var(--border);--item-color:var(--accent-blue)}[data-theme=light]{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--tint:22 22 28;--ink-solid:#232329;--ink-solid-contrast:#fbfbfa;--bg-primary:#f6f6f4;--bg-secondary:#efefec;--bg-tertiary:#fbfbfa;--bg-elevated:#fbfbfa;--bg-card-solid:#fbfbfa;--bg-card-hover:#e9e9e5;--bg-card:color-mix(in srgb, var(--bg-tertiary) 88%, var(--bg-primary));--bg-surface:color-mix(in srgb, var(--bg-tertiary) 62%, var(--bg-primary));--bg-glass:color-mix(in srgb, var(--bg-tertiary) 72%, transparent);--bg-glass-heavy:color-mix(in srgb, var(--bg-tertiary) 94%, transparent);--bg-input:#fbfbfa;--bg-hover:#e9e9e5;--bg-sunken:#efefec;--ov-1:color-mix(in srgb, rgb(var(--tint)) 2.5%, transparent);--ov-2:color-mix(in srgb, rgb(var(--tint)) 4%, transparent);--ov-3:color-mix(in srgb, rgb(var(--tint)) 6%, transparent);--ov-4:color-mix(in srgb, rgb(var(--tint)) 7.5%, transparent);--ov-5:color-mix(in srgb, rgb(var(--tint)) 9%, transparent);--ov-6:color-mix(in srgb, rgb(var(--tint)) 12%, transparent);--ov-7:color-mix(in srgb, rgb(var(--tint)) 15%, transparent);--ov-8:color-mix(in srgb, rgb(var(--tint)) 19%, transparent);--ov-9:color-mix(in srgb, rgb(var(--tint)) 24%, transparent);--ov-10:color-mix(in srgb, rgb(var(--tint)) 30%, transparent);--ov-11:color-mix(in srgb, rgb(var(--tint)) 38%, transparent);--accent-blue:var(--a-blue-dark);--accent-blue-text:var(--a-blue-dark);--accent-blue-dim:#1d4ed8;--accent-blue-muted:color-mix(in srgb, var(--a-blue-dark) 10%, transparent);--accent-blue-border:color-mix(in srgb, var(--a-blue-dark) 22%, transparent);--accent-teal:var(--a-teal-dark);--accent-teal-text:var(--a-teal-dark);--accent-teal-dim:#115e59;--accent-teal-muted:color-mix(in srgb, var(--a-teal-dark) 10%, transparent);--accent-teal-border:color-mix(in srgb, var(--a-teal-dark) 22%, transparent);--accent-indigo:var(--a-indigo-dark);--accent-indigo-text:var(--a-indigo-dark);--accent-indigo-dim:#4338ca;--accent-indigo-muted:color-mix(in srgb, var(--a-indigo-dark) 10%, transparent);--accent-indigo-border:color-mix(in srgb, var(--a-indigo-dark) 22%, transparent);--accent-cyan:#0369a1;--accent-cyan-text:#0369a1;--accent-amber:#b45309;--accent-amber-text:#a35a06;--accent-green:var(--a-green-dark);--accent-green-text:var(--a-green-dark);--accent-red:var(--a-red-dark);--accent-red-text:var(--a-red-dark);--accent-purple:#7e22ce;--accent-purple-text:#7e22ce;--color-success:var(--a-green-dark);--color-success-text:#126e34;--color-success-muted:color-mix(in srgb, var(--color-success-text) 7%, transparent);--color-success-border:color-mix(in srgb, var(--color-success-text) 20%, transparent);--color-warning:var(--a-amber-dark);--color-warning-text:#8f4e05;--color-warning-muted:color-mix(in srgb, var(--color-warning-text) 7%, transparent);--color-warning-border:color-mix(in srgb, var(--color-warning-text) 20%, transparent);--color-error:var(--a-red-dark);--color-error-text:#b91c1c;--color-error-muted:color-mix(in srgb, var(--color-error-text) 7%, transparent);--color-error-border:color-mix(in srgb, var(--color-error-text) 20%, transparent);--color-info:var(--a-cyan-dark);--color-info-text:#0369a1;--color-info-muted:color-mix(in srgb, var(--color-info-text) 7%, transparent);--color-info-border:color-mix(in srgb, var(--color-info-text) 20%, transparent);--text-primary:#232329;--text-secondary:#565662;--text-muted:#6c6c78;--text-faint:#8f8f9d;--text-inverse:#fbfbfa;--elev-1:0 1px 2px #16161c0f;--elev-2:0 2px 10px #16161c12;--elev-3:0 6px 20px #16161c17;--elev-4:0 14px 38px #16161c1f;--border-color:var(--border)}:root{--glass-blur:blur(12px);--glass-blur-heavy:blur(20px);--space-2xs:2px;--space-xs:4px;--space-sm:8px;--space-md:16px;--space-lg:24px;--space-xl:32px;--space-2xl:48px;--space-3xl:64px;--radius-sm:4px;--radius-md:6px;--radius-lg:10px;--radius-xl:14px;--radius-full:9999px;--transition-fast:.12s cubic-bezier(.16, 1, .3, 1);--transition-normal:.2s cubic-bezier(.16, 1, .3, 1);--transition-slow:.32s cubic-bezier(.16, 1, .3, 1);--transition-spring:.38s cubic-bezier(.34, 1.56, .64, 1);--font-sans:"Chivo", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-display:"Chivo", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono:"JetBrains Mono", "Fira Code", "Cascadia Code", monospace;--navbar-height:60px;--max-width:1200px;--content-padding:var(--space-lg);--tool-accent:var(--accent-blue);--tool-accent-text:var(--accent-blue-text);--tool-accent-light:var(--a-blue-light);--tool-accent-muted:var(--accent-blue-muted);--tool-accent-border:var(--accent-blue-border)}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:17.8px}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);background-image:repeating-linear-gradient(; 0deg, transparent, transparent 79px, var(--ov-1) 79px, var(--ov-1) 80px);min-height:100vh;line-height:1.6;overflow-x:hidden}.theme-transition,.theme-transition *,.theme-transition :before,.theme-transition :after{transition:background-color .22s 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16px;font-size:.8125rem;font-weight:600;display:inline-flex}.btn:active{transform:scale(.97)}.btn-primary{background:var(--tool-accent,var(--accent-blue));color:var(--text-primary)}.btn-primary:hover:not(:disabled){filter:brightness(1.12)}.btn-primary:disabled{opacity:.4;cursor:not-allowed}.btn-secondary{background:var(--bg-surface);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg-hover);border-color:var(--border-hover)}.btn-ghost{color:var(--text-secondary);background:0 0;border:1px solid #0000}.btn-ghost:hover{background:var(--ov-3);color:var(--text-primary)}.btn-success{background:var(--color-success);color:var(--on-accent)}.btn-success:hover{filter:brightness(1.1)}.btn-icon{width:34px;height:34px;padding:0}.btn-sm{padding:5px 10px;font-size:.75rem}.btn-lg{padding:11px 22px;font-size:.875rem}.input,.select,.textarea{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);width:100%;color:var(--text-primary);font-family:var(--font-sans);transition:border-color var(--transition-normal), box-shadow var(--transition-normal);outline:none;padding:10px 14px;font-size:.875rem;font-weight:500}.input:focus,.select:focus,.textarea:focus{border-color:var(--tool-accent,var(--accent-blue));box-shadow:0 0 0 2px color-mix(in srgb, var(--tool-accent,var(--accent-blue)) 20%, transparent)}.input::placeholder,.textarea::placeholder{color:var(--text-muted)}.textarea{resize:vertical;min-height:100px}.select{appearance:none;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238b8b94' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-position:right 10px center;background-repeat:no-repeat;padding-right:36px}[data-theme=light] 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var(--border);border-radius:var(--radius-md);padding:var(--space-md);min-height:80px;font-family:var(--font-mono);color:var(--accent-teal-text);word-break:break-all;white-space:pre-wrap;font-size:.8125rem;line-height:1.6}.output-area.empty{color:var(--text-muted);font-family:var(--font-sans);font-style:italic}.toggle-container{align-items:center;gap:var(--space-md);display:flex}.toggle-label{color:var(--text-secondary);font-size:.8125rem;font-weight:600}.toggle-label.active{color:var(--tool-accent,var(--accent-blue))}.toggle-switch{background:var(--ov-5);border:1px solid var(--border);border-radius:var(--radius-full);cursor:pointer;width:42px;height:22px;transition:all var(--transition-normal);flex-shrink:0;position:relative}.toggle-switch.active{background:var(--tool-accent,var(--accent-blue));border-color:var(--tool-accent,var(--accent-blue))}.toggle-switch:after{content:"";background:var(--text-secondary);width:16px;height:16px;transition:transform 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7px;font-size:.6875rem;font-weight:700;display:inline-flex}.badge-success{background:var(--color-success-muted);color:var(--color-success-text);border-color:var(--color-success-border)}.badge-warning{background:var(--color-warning-muted);color:var(--color-warning-text);border-color:var(--color-warning-border)}.badge-error{background:var(--color-error-muted);color:var(--color-error-text);border-color:var(--color-error-border)}.badge-info{background:var(--color-info-muted);color:var(--color-info-text);border-color:var(--color-info-border)}.badge-neutral{background:var(--ov-3);color:var(--text-secondary);border-color:var(--border)}.badge-emerald{background:var(--color-success-muted);color:var(--color-success-text);border-color:var(--color-success-border)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(14px)}to{opacity:1;transform:translate(0)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes scaleIn{0%{opacity:0;transform:scale(.97)}to{opacity:1;transform:scale(1)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes pulseDot{0%,to{opacity:1}50%{opacity:.4}}.animate-fade-in-up{animation:fadeInUp .38s var(--transition-slow) forwards;opacity:0}.animate-fade-in{opacity:0;animation:.22s forwards fadeIn}.animate-scale-in{opacity:0;animation:.22s cubic-bezier(.16,1,.3,1) forwards scaleIn}.spin-animation{animation:.75s linear infinite spin}.delay-1{animation-delay:40ms}.delay-2{animation-delay:80ms}.delay-3{animation-delay:.12s}.delay-4{animation-delay:.16s}.delay-5{animation-delay:.2s}.skeleton{background:var(--ov-3);border-radius:var(--radius-md);animation:1.6s ease-in-out infinite pulseDot}.skeleton-text{width:85%;height:11px;margin-bottom:8px}.skeleton-title{width:55%;height:17px;margin-bottom:12px}.skeleton-line-pulse{background:var(--ov-4);border-radius:4px;animation:1.6s ease-in-out infinite pulseDot}.toast-container{z-index:99999;pointer-events:none;flex-direction:column;gap:6px;display:flex;position:fixed;bottom:20px;right:20px}.toast-item{background:var(--bg-glass-heavy);-webkit-backdrop-filter:var(--glass-blur-heavy);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-elevated);pointer-events:auto;align-items:center;gap:10px;min-width:250px;max-width:360px;padding:10px 16px;animation:.22s forwards slideInRight;display:flex}.toast-icon{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:16px;height:16px;font-size:.65rem;font-weight:700;display:flex}.toast-icon.success{background:var(--color-success-muted);color:var(--color-success-text)}.toast-icon.error{background:var(--color-error-muted);color:var(--color-error-text)}.toast-icon.info{background:var(--color-info-muted);color:var(--color-info-text)}.toast-icon.warning{background:var(--color-warning-muted);color:var(--color-warning-text)}.toast-message{color:var(--text-primary);flex:1;font-size:.8125rem;font-weight:500}.toast-close{color:var(--text-muted);cursor:pointer;transition:color var(--transition-fast);background:0 0;border:none;align-items:center;display:flex}.toast-close:hover{color:var(--text-primary)}@media (width<=768px){:root{--content-padding:var(--space-md);--navbar-height:56px}h1,.page-title{font-size:1.5rem}.page-container{padding:var(--space-lg) var(--content-padding);padding-top:calc(var(--navbar-height) + var(--space-lg))}}.tool-info-box{gap:var(--space-md);padding:12px var(--space-lg);background:var(--ov-1);border:1px solid var(--border);border-left:3px solid var(--tool-accent,var(--accent-blue));border-radius:var(--radius-lg);margin-bottom:var(--space-xl);align-items:flex-start;display:flex}.tool-info-icon{background:color-mix(in srgb, var(--tool-accent,var(--accent-blue)) 10%, transparent);border:1px solid color-mix(in srgb, var(--tool-accent,var(--accent-blue)) 20%, transparent);border-radius:var(--radius-md);width:28px;height:28px;color:var(--tool-accent,var(--accent-blue));flex-shrink:0;justify-content:center;align-items:center;margin-top:1px;display:flex}.tool-info-content{flex-direction:column;gap:2px;display:flex}.tool-info-title{color:var(--tool-accent-text,var(--accent-blue-text));text-transform:uppercase;letter-spacing:.09em;font-size:.6875rem;font-weight:700}.tool-info-text{color:var(--text-secondary);font-size:.8125rem;line-height:1.55}.tool-edu-panel{margin-top:var(--space-2xl);flex-direction:column;display:flex}.tool-edu-toggle{align-items:center;gap:var(--space-sm);padding:12px var(--space-lg);cursor:pointer;color:var(--text-muted);border:1px solid var(--border);transition:all var(--transition-fast);text-align:left;border-radius:var(--radius-lg);background:0 0;width:100%;font-size:.8125rem;font-weight:600;display:flex}.tool-edu-toggle:hover{color:var(--text-secondary);border-color:var(--border-hover)}.tool-edu-toggle.open{color:var(--text-primary);border-color:var(--border-hover);border-bottom-right-radius:0;border-bottom-left-radius:0}.tool-edu-toggle .edu-arrow{color:var(--text-muted);margin-left:auto;font-size:.6rem}.tool-edu-body{background:var(--bg-sunken);border:1px solid var(--border);border-bottom-left-radius:var(--radius-lg);border-bottom-right-radius:var(--radius-lg);padding:var(--space-lg);gap:var(--space-lg);border-top:none;flex-direction:column;display:flex}.tool-edu-section{gap:var(--space-sm);flex-direction:column;display:flex}.tool-edu-section-title{color:var(--tool-accent,var(--accent-blue));text-transform:uppercase;letter-spacing:.09em;align-items:center;gap:var(--space-sm);font-size:.6875rem;font-weight:700;display:flex}.tool-edu-section-text{color:var(--text-secondary);font-size:.8125rem;line-height:1.65}.tool-edu-divider{background:var(--border);height:1px}.footer-developer-link{color:var(--text-muted);transition:color var(--transition-fast);align-items:center;gap:6px;font-size:.8125rem;font-weight:500;text-decoration:none;display:flex}.footer-developer-link:hover{color:var(--text-secondary)!important}.app-header{height:var(--navbar-height);justify-content:space-between;align-items:center;gap:var(--space-md);padding:0 var(--content-padding);background:var(--bg-glass-heavy);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border);z-index:1000;display:flex;position:fixed;top:0;left:0;right:0}.app-header-theme{flex-shrink:0;align-items:center;margin-left:auto;display:flex}@media (width>=768px){.app-header-theme{order:3;margin-left:auto}.app-nav{order:2}.app-menu-toggle{order:1}}.app-brand-container{align-items:center;gap:10px;display:flex}.app-brand-prompt{font-family:var(--font-mono);color:var(--text-muted);letter-spacing:.02em;-webkit-user-select:none;user-select:none;font-size:.95rem;font-weight:700}.app-brand-name{color:var(--text-primary);letter-spacing:-.02em;font-size:1rem;font-weight:800}.app-brand-version{color:var(--text-muted);border:1px solid var(--border);font-size:.75rem;font-weight:600;font-family:var(--font-mono);letter-spacing:.04em;border-radius:4px;padding:2px 7px}.app-menu-toggle{color:var(--text-primary);cursor:pointer;border-radius:var(--radius-md);transition:background var(--transition-fast);background:0 0;border:none;padding:8px;display:none}.app-menu-toggle:hover{background:var(--ov-4)}.app-nav{align-items:center;gap:2px;margin-left:auto;display:flex}.app-nav-link{color:var(--text-muted);background:0 0;border-bottom:2px solid #0000;border-radius:0;align-items:center;gap:7px;padding:6px 14px 4px;font-size:.8125rem;font-weight:600;text-decoration:none;transition:all .15s;display:flex}.app-nav-link:hover{color:var(--text-secondary)}.app-nav-link.active{color:var(--text-primary);background:var(--ov-5)}.app-nav-link.active.dns{border-bottom-color:var(--accent-teal)}.app-nav-link.active.whois{border-bottom-color:var(--a-purple)}.app-nav-link.active.batch{border-bottom-color:var(--color-warning)}.app-nav-link.active.generator{border-bottom-color:var(--accent-blue)}.app-nav-link.active.diff{border-bottom-color:var(--color-info)}@media (width<=768px){.app-menu-toggle{display:block}.app-nav{top:var(--navbar-height);background:var(--bg-glass-heavy);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border);padding:var(--space-md) var(--content-padding);align-items:stretch;gap:var(--space-xs);z-index:1000;flex-direction:column;display:none;position:absolute;left:0;right:0}.app-nav.open{display:flex}.app-nav-link{border-radius:var(--radius-md);width:100%;padding:10px 16px;border-bottom:none!important}.app-nav-link.active{background:var(--ov-5)}.app-nav-link.active.dns{border-left:3px solid var(--accent-teal);padding-left:13px}.app-nav-link.active.whois{border-left:3px solid var(--a-purple);padding-left:13px}.app-nav-link.active.batch{border-left:3px solid var(--color-warning);padding-left:13px}.app-nav-link.active.generator{border-left:3px solid var(--accent-blue);padding-left:13px}.app-nav-link.active.diff{border-left:3px solid var(--color-info);padding-left:13px}}.app-main{flex-direction:column;min-height:100vh;display:flex}.app-footer{padding:var(--space-lg) var(--content-padding);border-top:1px solid var(--border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-top:auto;display:flex}.app-footer-logo{opacity:.6;width:auto;height:14px;transition:opacity var(--transition-fast)}.footer-developer-link:hover .app-footer-logo{opacity:.85}.app-footer-copy{color:var(--text-muted);font-size:.75rem}.batch-sort-btn{color:inherit;font:inherit;cursor:pointer;text-align:left;background:0 0;border:none;border-radius:4px;align-items:center;gap:6px;width:100%;margin:0;padding:0;display:inline-flex}.batch-sort-btn:focus-visible{outline:2px solid var(--accent-teal,#0d9488);outline-offset:4px}.error-boundary-container{min-height:70vh;padding:var(--space-lg);animation:fadeIn var(--transition-slow) ease-out;justify-content:center;align-items:center;display:flex}.error-boundary-card{background:var(--bg-card);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border);padding:var(--space-xl);text-align:center;width:100%;max-width:480px;box-shadow:var(--elev-3);border-radius:12px}.error-boundary-icon-wrapper{background:var(--color-error-muted);border:1px solid var(--color-error-border);width:72px;height:72px;color:var(--color-error-text);margin-bottom:var(--space-lg);border-radius:50%;justify-content:center;align-items:center;display:inline-flex}.error-boundary-title{color:var(--text-primary);margin-bottom:var(--space-xs);letter-spacing:-.01em;font-size:1.25rem;font-weight:700}.error-boundary-subtitle{color:var(--text-muted);margin-bottom:var(--space-lg);font-size:.875rem;line-height:1.5}.error-boundary-details{background:var(--bg-input);border:1px solid var(--border);font-family:var(--font-mono);color:var(--color-error-text);text-align:left;margin-bottom:var(--space-lg);white-space:pre-wrap;border-radius:6px;max-height:120px;padding:12px;font-size:.75rem;overflow-x:auto}.error-boundary-actions{justify-content:center;align-items:center;gap:12px;display:flex}.error-boundary-btn{cursor:pointer;transition:all var(--transition-fast) ease;border-radius:6px;align-items:center;gap:6px;padding:8px 16px;font-size:.8125rem;font-weight:600;text-decoration:none;display:flex}.error-boundary-btn.btn-primary{background:var(--color-error);border:1px solid var(--color-error);color:var(--on-accent)}.error-boundary-btn.btn-primary:hover{background:var(--color-error);border-color:var(--color-error)}.error-boundary-btn.btn-secondary{border:1px solid var(--border);color:var(--text-secondary);background:0 0}.error-boundary-btn.btn-secondary:hover{background:var(--ov-4);color:var(--text-primary)}.error-boundary-section{background:var(--color-error-muted);border:1px solid var(--color-error-border);padding:12px var(--space-md);margin:var(--space-md) 0;border-radius:8px;align-items:center;gap:12px;width:100%;display:flex}.error-boundary-section-icon{color:var(--color-error-text);flex-shrink:0}.error-boundary-section-content{flex-direction:column;flex-grow:1;display:flex}.error-boundary-section-title{color:var(--text-primary);font-size:.8125rem;font-weight:700}.error-boundary-section-message{color:var(--text-muted);font-size:.75rem}.error-boundary-section-btn{background:var(--color-error-muted);border:1px solid var(--color-error-border);color:var(--color-error-text);cursor:pointer;transition:all var(--transition-fast) ease;border-radius:4px;align-items:center;gap:4px;padding:4px 8px;font-size:.75rem;font-weight:600;display:flex}.error-boundary-section-btn:hover{background:var(--color-error-border);color:#fff}