:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#888;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100dvh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#000;cursor:pointer;transition:border-color .25s}button:hover{border:solid 1px #646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}.close-button:hover{border:none}*,*:before,*:after{box-sizing:border-box}html{overflow-x:hidden}body{margin:0;padding:0;overflow-x:hidden;width:100%;max-width:100vw}#root{margin:auto;font-family:Roboto,sans-serif;overflow-x:hidden;max-width:100vw;font-size:14px;width:100%}h1,footer{text-align:center;color:#888}button{color:#ccc}input,select{width:125px;background-color:#000;color:#ccc;border:1px solid transparent;padding:8px;font-size:14px;border-radius:12px;transition:box-shadow .3s,border-color .3s,transform .2s;outline:none;margin-top:.5rem;min-height:40px;-webkit-appearance:none;appearance:none;-webkit-tap-highlight-color:transparent;box-sizing:border-box}input:focus,select:focus{border-color:#646cff}select{background-image:url("data:image/svg+xml;charset=utf-8,%3csvg xmlns='http://www.w3.org/2000/svg' fill='%23cccccc' viewBox='0 0 16 16'%3e%3cpath d='M8 13.1l-6.8-6.8L2.6 4.9 8 10.3l5.4-5.4 1.4 1.4L8 13.1z'/%3e%3c/svg%3e");background-repeat:no-repeat;background-position:right 12px center;background-size:12px;padding-right:32px;border-radius:12px}.long-input{min-width:300px;max-width:100%}input#fullAddress{min-width:200px;max-width:100%;width:100%}.long-input-abbreviation,input#abbreviatedAddress{min-width:150px;max-width:100%;width:100%}.network-address-input,.interface-id-input{min-width:120px;max-width:100%;width:100%}.network-prefix,.subnet-id-input{max-width:90px;width:100%}input.correct{border-color:#0f8;box-shadow:0 0 4px #0f8,0 0 8px #0f8}input.wrong{border-color:#f04;box-shadow:0 0 4px #f04,0 0 8px #f04}input.empty{border-color:#888;box-shadow:0 0 4px #888,0 0 8px #888}select.correct{border-color:#0f8;box-shadow:0 0 4px #0f8,0 0 8px #0f8}select.wrong{border-color:#f04;box-shadow:0 0 4px #f04,0 0 8px #f04}select.empty{border-color:#888;box-shadow:0 0 4px #888,0 0 8px #888}select:disabled,input:disabled,button:disabled{opacity:1;-webkit-text-fill-color:unset}select:disabled.correct{color:#ccc;border-color:#0f8;box-shadow:0 0 4px #0f8,0 0 8px #0f8}select:disabled.wrong{color:#ccc;border-color:#f04;box-shadow:0 0 4px #f04,0 0 8px #f04}select:disabled.empty{color:#ccc;border-color:#888;box-shadow:0 0 4px #888,0 0 8px #888}button:hover{transform:scale(1.05)}.top-buttons button:focus,.top-buttons button:focus-visible,.bottom-btns button:focus,.bottom-btns button:focus-visible{outline:none;border:1px solid transparent}.top-buttons button:hover,.bottom-btns button:hover{border:solid 1px #646cff}.top-buttons{display:flex;justify-content:space-around;margin-bottom:1rem;width:100%;max-width:600px;margin-left:auto;margin-right:auto;box-sizing:border-box}.top-buttons button{background-color:#3a3a3a;border:1px solid #555555;border-radius:12px;box-shadow:0 2px 8px #00000026,0 1px 3px #0003,inset 0 1px #ffffff1a;transition:all .2s cubic-bezier(.4,0,.2,1);min-height:48px;font-weight:600;letter-spacing:.3px;font-size:19px}.top-buttons button:hover{background-color:#484848;box-shadow:0 1px 4px #0003,inset 0 1px #ffffff1a}.top-buttons button:active{transform:scale(.96);box-shadow:0 1px 4px #0003,inset 0 1px #ffffff1a}main{width:100%;max-width:600px;margin:auto;padding:0 1rem;box-sizing:border-box}label{display:block;line-height:1rem}.default-container{display:flex;flex-wrap:wrap;justify-content:space-around;margin-bottom:1rem;border:2px solid #444444;border-radius:12px;padding:1.5rem;width:100%;max-width:600px;box-sizing:border-box;background:#1c1c1ecc;border:1px solid rgba(84,84,88,.6)}.default-container>div[style*="display: flex"]{width:100%;box-sizing:border-box;overflow:visible;padding:4px;margin:2px 0}.default-container>div[style*="display: flex"]>div{box-sizing:border-box;min-width:0;padding:3px;position:relative}.default-container>div[style*="marginBottom: '1rem'"]{margin-bottom:1rem}.default-container>div[style*="display: flex"]{gap:1rem}.default-container input,.default-container select{border-radius:12px;box-sizing:border-box;background-clip:padding-box}.default-container>div label{display:flex;flex-direction:column;align-items:flex-start;width:100%;line-height:1.2;min-width:0}.default-container>div label input,.default-container>div label select{margin-top:.5rem;width:100%;box-sizing:border-box;min-width:0;max-width:100%}.three-inputs-container{justify-content:space-around}.bottom-btns{display:flex;justify-content:space-around;margin-bottom:2rem;width:100%;max-width:600px;margin-left:auto;margin-right:auto;box-sizing:border-box}.bottom-btns button{background-color:#3a3a3a;border:1px solid #555555;border-radius:12px;box-shadow:0 2px 8px #00000026,0 1px 3px #0003,inset 0 1px #ffffff1a;transition:all .2s cubic-bezier(.4,0,.2,1);min-height:48px;font-weight:600;letter-spacing:.3px;font-size:19px}.bottom-btns button:hover{background-color:#484848;box-shadow:0 1px 4px #0003,inset 0 1px #ffffff1a}.bottom-btns button:active{transform:scale(.96);box-shadow:0 1px 4px #0003,inset 0 1px #ffffff1a}footer{font-size:13px;padding-bottom:.5rem}.footer-link{color:inherit;text-decoration:none;cursor:pointer;transition:color .2s ease}.footer-link:hover{color:#646cff}.attention{border:solid 2px #646cff;transform:scale(1.01);box-sizing:border-box;margin:2px;margin-top:.5rem;border-radius:12px}.default-container .attention{transform:scale(1);border:solid 3px #646cff;margin:1px;margin-top:.5rem}.top-buttons button.attention{border:solid 3px #646cff;box-shadow:0 0 0 2px #646cff4d,inset 2px 2px 4px #ffffff26,inset -2px -2px 4px #00000059,2px 2px 6px #00000040,-1px -1px 3px #ffffff14;background-color:#4a4a4a}.top-buttons button.attention:hover{border:solid 3px #7c84ff;box-shadow:0 0 0 3px #7c84ff66,inset 3px 3px 6px #ffffff2e,inset -3px -3px 6px #0006,3px 3px 8px #0000004d,-2px -2px 4px #ffffff1a;background-color:#5a5a5a}.bottom-btns button.attention{border:solid 3px #646cff;box-shadow:0 0 0 2px #646cff4d,inset 2px 2px 4px #ffffff26,inset -2px -2px 4px #00000059,2px 2px 6px #00000040,-1px -1px 3px #ffffff14;background-color:#4a4a4a}.bottom-btns button.attention:hover{border:solid 3px #7c84ff;box-shadow:0 0 0 3px #7c84ff66,inset 3px 3px 6px #ffffff2e,inset -3px -3px 6px #0006,3px 3px 8px #0000004d,-2px -2px 4px #ffffff1a;background-color:#5a5a5a}.instruction-container{background:linear-gradient(45deg,#1a1a2e,#16213e,#0f3460);background-size:400% 400%;animation:gradientAnimation 3s ease infinite;border:2px solid #646cff;border-left:4px solid #646cff;border-radius:12px;padding:.5rem;margin-bottom:1rem;text-align:center;box-shadow:0 4px 15px #646cff4d;width:100%;max-width:100%;box-sizing:border-box;overflow-wrap:break-word}.ipv6-hint{font-size:.85em;color:#888;margin-top:.5rem;text-align:center;font-style:italic;line-height:1.4}.instruction-container.input-mode{background-color:#e3f2fd;border-left:4px solid #646cff}.instruction-container.input-mode-complete{background-color:#e8f5e8;border-left:4px solid #4caf50}.instruction-container.input-mode .instruction-text,.instruction-container.input-mode-complete .instruction-text{color:#ccc}.instruction-container.input-mode .instruction-text strong,.instruction-container.input-mode-complete .instruction-text strong{color:#888}.instruction-container.input-mode-complete .instruction-text{color:#ccc}.instruction-container.correct-answers{background-color:#e8f5e8;border-left:4px solid #4caf50}.instruction-container.correct-answers .instruction-text{color:#ccc}.instruction-container.input-mode-error{border-left:4px solid #ff0044}.instruction-text{color:#ccc;font-size:16px;line-height:1.5}.instruction-text strong{color:#888}.calculate-icon,.again-icon,.keyboard-input-icon,.network-node-icon,.data-check-icon,.correction-icon{width:26px;height:26px;vertical-align:middle;filter:brightness(0) saturate(100%) invert(80%) sepia(0%) saturate(0%) hue-rotate(173deg) brightness(95%) contrast(87%)}.check-icon{width:16px;height:16px;vertical-align:middle;filter:brightness(0) saturate(100%) invert(27%) sepia(51%) saturate(2878%) hue-rotate(346deg) brightness(104%) contrast(97%)}.cross-icon{width:16px;height:16px;vertical-align:middle;filter:brightness(0) saturate(100%) invert(8%) sepia(50%) saturate(3207%) hue-rotate(326deg) brightness(119%) contrast(119%)}.field-result{display:inline-block;margin:0 8px;font-size:14px}@keyframes gradientAnimation{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}.default-container>div[style*="display: flex"][style*="gap: 1rem"]{display:flex;flex-direction:row;flex-wrap:nowrap;align-items:flex-start;gap:1rem;width:100%;box-sizing:border-box}.ipv6-row-network-subnet,.ipv6-row-interface-type{display:flex;gap:1rem;width:100%;box-sizing:border-box}.ipv6-network-container,.ipv6-interface-container{width:60%;flex-grow:1}.ipv6-subnet-container,.ipv6-type-container{width:40%;flex-shrink:0}.ipv6-address-container{display:flex;flex-direction:column;width:100%}.ipv6-row-abbreviation-prefix{display:flex;gap:1rem;width:100%}.ipv6-abbreviation-container{width:80%;flex-grow:1}.ipv6-prefix-container{width:20%;flex-shrink:0}.ipv4-address-container{display:flex;flex-direction:column;width:100%}.ipv4-row-cidr-subnet{display:flex;gap:1rem;width:100%}.ipv4-cidr-container{width:20%;flex-shrink:0}.ipv4-subnet-container{width:80%;flex-grow:1}.ipv4-row-network-broadcast,.ipv4-row-class-hosts{display:flex;gap:1rem;width:100%}.ipv4-network-container,.ipv4-broadcast-container,.ipv4-class-container,.ipv4-hosts-container{width:50%;flex-grow:1}.default-container>div[style*="display: flex"]>div{box-sizing:border-box;display:flex;flex-direction:column}.default-container>div[style*="display: flex"]>div label{display:flex;flex-direction:column;align-items:flex-start;width:100%;margin-bottom:0}.ipv6-network-container input,.ipv6-subnet-container input,.ipv6-interface-container input,.ipv6-type-container select,.ipv6-address-container input,.ipv6-abbreviation-container input,.ipv6-prefix-container input,.ipv4-address-container input,.ipv4-cidr-container input,.ipv4-subnet-container input,.ipv4-network-container input,.ipv4-broadcast-container input,.ipv4-class-container select,.ipv4-hosts-container input{width:100%;box-sizing:border-box}.ipv6-network-container label,.ipv6-subnet-container label,.ipv6-interface-container label,.ipv6-type-container label,.ipv6-address-container label,.ipv6-abbreviation-container label,.ipv6-prefix-container label,.ipv4-address-container label,.ipv4-cidr-container label,.ipv4-subnet-container label,.ipv4-network-container label,.ipv4-broadcast-container label,.ipv4-class-container label,.ipv4-hosts-container label{display:flex;flex-direction:column;align-items:flex-start;width:100%;margin-bottom:0}.default-container>div[style*="display: flex"]>div input,.default-container>div[style*="display: flex"]>div select{width:100%;box-sizing:border-box;margin-top:.5rem}@media (max-width: 768px){input,select{font-size:14px;min-height:44px;box-sizing:border-box;background-color:#000;color:#ccc;border:1px solid transparent;border-radius:12px;transition:box-shadow .3s,border-color .3s,transform .2s;outline:none;-webkit-appearance:none;appearance:none;-webkit-tap-highlight-color:transparent}input:focus,select:focus{border-color:#646cff;background-color:#000}.long-input{width:100%;padding:8px 12px;box-sizing:border-box}.default-container{padding:1rem;gap:.75rem;border-radius:12px;background:#1c1c1ecc;border:1px solid rgba(84,84,88,.6);box-sizing:border-box;overflow:hidden}label{margin-bottom:.5rem;line-height:1.4}select{background-image:url("data:image/svg+xml;charset=utf-8,%3csvg xmlns='http://www.w3.org/2000/svg' fill='%23cccccc' viewBox='0 0 16 16'%3e%3cpath d='M8 13.1l-6.8-6.8L2.6 4.9 8 10.3l5.4-5.4 1.4 1.4L8 13.1z'/%3e%3c/svg%3e");background-repeat:no-repeat;background-position:right 12px center;background-size:12px;padding-right:32px;border-radius:12px}.top-buttons button,.bottom-btns button{font-size:16px}}@media (max-width: 600px){.default-container,.three-inputs-container,.top-container,.middle-container,.bottom-container{display:flex;flex-direction:column;gap:1rem;padding:1rem}.default-container>div[style*="display: flex"]{display:flex;flex-direction:row;gap:1rem;flex-wrap:nowrap;align-items:flex-start;width:100%}.default-container>div[style*="display: flex"]>div{box-sizing:border-box;min-width:0}.default-container>div{display:flex;flex-direction:row;flex-wrap:nowrap;align-items:flex-start;gap:1rem}.default-container input,.default-container select{padding:8px 12px;box-sizing:border-box;width:100%}input#cidr,input#networkPrefix,.ipv4-cidr-container input,.ipv6-prefix-container input{padding:8px 6px;text-align:center}input#subnetMask,input#networkId,input#broadcast,input#usableIps,input#fullAddress,input#abbreviatedAddress,input#networkAddress,input#subnetId,input#interfaceId,select#ipClass,select#type,.ipv4-subnet-container input,.ipv4-network-container input,.ipv4-broadcast-container input,.ipv4-hosts-container input,.ipv6-address-container input,.ipv6-abbreviation-container input,.ipv6-network-container input,.ipv6-subnet-container input,.ipv6-interface-container input,.ipv4-class-container select,.ipv6-type-container select{padding:8px 12px}.responsive-break,br.responsive-break{display:none}.default-container label,.three-inputs-container label{display:flex;flex-direction:column;align-items:flex-start;width:100%;text-align:left}.default-container label input:not([type=radio]),.default-container label select,.three-inputs-container label input:not([type=radio]),.three-inputs-container label select{width:100%;margin-top:.5rem;margin-left:0;box-sizing:border-box}.ipv4-cidr-container{width:20%;flex-shrink:0}.ipv4-subnet-container{width:80%;flex-grow:1}.ipv4-network-container,.ipv4-broadcast-container,.ipv4-class-container,.ipv4-hosts-container{width:50%;flex-grow:1}.ipv6-address-container{width:100%}.ipv6-prefix-container{width:20%;flex-shrink:0}.ipv6-abbreviation-container{width:80%;flex-grow:1}.ipv6-network-container{width:60%;flex-grow:1}.ipv6-subnet-container{width:40%;flex-shrink:0}.ipv6-interface-container{width:60%;flex-grow:1}.ipv6-type-container{width:40%;flex-shrink:0}.main-container,main{width:100%;max-width:100vw;padding:0 .5rem;box-sizing:border-box;overflow-x:hidden}.default-container,.three-inputs-container,.top-container,.middle-container,.bottom-container{max-width:100%;box-sizing:border-box;overflow-x:hidden}input,select{max-width:100%;box-sizing:border-box}h1{font-size:2.5rem;margin-block-end:.3em}.top-buttons{margin-bottom:.5rem}}@media (min-width: 451px) and (max-width: 550px){.default-container,.three-inputs-container{display:flex;flex-direction:column;gap:1rem}.default-container>div[style*="display: flex"]{display:flex;flex-direction:row;flex-wrap:nowrap;gap:1rem}.default-container label,.three-inputs-container label{display:flex;flex-direction:column;align-items:flex-start;text-align:left;margin-bottom:.75rem}.default-container input:not([type=radio]),.default-container select{padding:8px 12px;font-size:14px;min-height:44px;box-sizing:border-box;width:100%}.default-container label br.responsive-break,.three-inputs-container label br.responsive-break{display:none}.default-container label input:not([type=radio]),.default-container label select,.three-inputs-container label input:not([type=radio]),.three-inputs-container label select{margin-top:.5rem;margin-left:0;width:100%;max-width:100%;box-sizing:border-box}.network-brain-icon.mobile-fixed,.mobile-nav-container{display:none}.top-buttons,.bottom-btns{gap:.5rem}.top-buttons button,.bottom-btns button{font-size:14px;padding:.6rem 1rem}}@media (max-width: 450px){.network-brain-icon.mobile-fixed{display:none}.mobile-nav-container{bottom:10px;right:10px}.mobile-nav-container .calculate-button{width:50px;height:50px;font-size:14px}.mobile-nav-container .language-button{width:40px;height:40px;font-size:12px}.top-buttons,.bottom-btns{gap:.25rem}.top-buttons button,.bottom-btns button{font-size:12px;padding:.5rem .75rem}.main-container{padding:.75rem}.default-container>div[style*="display: flex"]{gap:.75rem}.default-container input,.default-container select{font-size:13px;padding:6px 8px;min-height:38px}.default-container input#cidr,.default-container input#networkPrefix{padding:6px 4px;font-size:12px;text-align:center}footer{padding:0 .5rem 1.5rem}}@media (max-width: 480px){footer{padding-bottom:1rem;padding-bottom:max(1rem,env(safe-area-inset-bottom,.5rem))}footer p{line-height:1.6;display:flex;flex-wrap:wrap;justify-content:center;gap:.5rem}footer p a[href*=ip_trainer]{position:relative}footer p a[href*=ip_trainer]:after{content:"";width:100%;height:0;display:block}}@media (max-width: 380px){.main-container{padding:.5rem;max-width:100vw}h1{font-size:1.8rem;margin-block-end:.2em}.mobile-nav-container{bottom:5px;right:5px}.mobile-nav-container .calculate-button{width:45px;height:45px;font-size:12px}.mobile-nav-container .language-button{width:35px;height:35px;font-size:10px}.top-buttons,.bottom-btns{gap:.15rem;flex-wrap:wrap}.top-buttons button,.bottom-btns button{font-size:11px;padding:.4rem .6rem;min-width:auto}.default-container label,.three-inputs-container label{margin-bottom:.5rem}.default-container>div[style*="display: flex"]{flex-direction:row;flex-wrap:nowrap;gap:.5rem}.default-container>div[style*="display: flex"]>div{box-sizing:border-box;min-width:0}.default-container input,.default-container select{font-size:12px;padding:6px 8px;width:100%;box-sizing:border-box}.default-container input#cidr,.default-container input#networkPrefix{font-size:11px;padding:6px 4px;text-align:center;width:100%}}@keyframes greenGradient{0%{filter:brightness(0) saturate(100%) invert(80%) sepia(8%) saturate(284%) hue-rotate(201deg) brightness(99%) contrast(85%)}50%{filter:brightness(0) saturate(100%) invert(64%) sepia(39%) saturate(2783%) hue-rotate(79deg) brightness(119%) contrast(119%)}to{filter:brightness(0) saturate(100%) invert(80%) sepia(8%) saturate(284%) hue-rotate(201deg) brightness(99%) contrast(85%)}}.result-line-1,.result-line-2,.result-line-3,.result-line-4{display:block}.result-line-1{font-size:1.2em;font-weight:700;margin-bottom:.5rem}.result-line-2,.result-line-3{font-size:1em;margin-bottom:.25rem}.result-line-4{font-size:.9em;margin-top:.5rem;text-align:center}.field-result-inline{margin-right:1rem}.field-result-inline span:first-child{font-size:1em}.field-result-inline span:last-child{font-size:.85em}@media (max-width: 600px){.default-container>div[style*="display: flex"][style*="gap: 1rem"],.default-container>div[style*="display: flex"][style*="width: 100%"]{display:flex;flex-direction:row;flex-wrap:nowrap;align-items:flex-start;justify-content:flex-start;gap:1rem;width:100%;box-sizing:border-box}.default-container>div[style*="display: flex"] input,.default-container>div[style*="display: flex"] select{width:100%;box-sizing:border-box}}@media (max-width: 768px){.default-container{width:100%;max-width:100%;box-sizing:border-box}.default-container>div[style*="display: flex"]{gap:1rem;width:100%}.default-container input,.default-container select{width:100%;box-sizing:border-box}}@media (min-width: 768px){.ipv4-address-container,.ipv4-row-network-broadcast,.ipv6-address-container,.ipv6-row-network-subnet{margin-bottom:1.5rem}}button,input,select,.language-button,.close-button{min-height:44px;min-width:44px}@media (max-width: 768px){button{padding:12px 16px;font-size:16px}input,select{padding:8px 12px;font-size:14px;min-height:44px;min-width:200px;box-sizing:border-box}.language-button{padding:12px 16px;min-height:44px;min-width:44px}}.popup-body{-webkit-overflow-scrolling:touch;overscroll-behavior:contain}html,body{overflow-x:hidden;width:100%;max-width:100vw}#root{overflow-x:hidden;max-width:100vw}@media (max-width: 768px){body{font-size:16px;line-height:1.5}h1{font-size:2rem;line-height:1.2}.instruction-text{font-size:16px;line-height:1.6}}@media (max-width: 768px){input:focus,select:focus{transform:scale(1.02);transition:transform .2s ease}input[type=text],input[type=number],select{font-size:14px}}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.loading{position:relative;overflow:hidden}.loading:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.1),transparent);animation:shimmer 1.5s infinite}@media (prefers-color-scheme: dark){input,select{background-color:#000;color:#ccc}}@media (max-width: 768px){input,select{background-color:#000;color:#ccc;border:1px solid transparent;border-radius:12px;transition:box-shadow .3s,border-color .3s,transform .2s}input:focus,select:focus{border-color:#646cff;background-color:#000}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms;animation-iteration-count:1;transition-duration:.01ms;scroll-behavior:auto}}@media (prefers-contrast: high){input.correct{border-color:#0f0;box-shadow:0 0 0 2px #0f0}input.wrong{border-color:red;box-shadow:0 0 0 2px red}button{border:2px solid #cccccc}}@media (max-width: 768px){input.correct,select.correct{border-color:#0f8;box-shadow:0 0 4px #0f8,0 0 8px #0f8}input.wrong,select.wrong{border-color:#f04;box-shadow:0 0 4px #f04,0 0 8px #f04}input.empty,select.empty{border-color:#888;box-shadow:0 0 4px #888,0 0 8px #888}select:disabled.correct{color:#ccc;border-color:#0f8;box-shadow:0 0 4px #0f8,0 0 8px #0f8;opacity:1;-webkit-text-fill-color:#cccccc}select:disabled.wrong{color:#ccc;border-color:#f04;box-shadow:0 0 4px #f04,0 0 8px #f04;opacity:1;-webkit-text-fill-color:#cccccc}select:disabled.empty{color:#ccc;border-color:#888;box-shadow:0 0 4px #888,0 0 8px #888;opacity:1;-webkit-text-fill-color:#cccccc}}@media (max-width: 600px){input.correct,select.correct{border-color:#0f8;box-shadow:0 0 3px #0f8,0 0 6px #0f8}input.wrong,select.wrong{border-color:#f04;box-shadow:0 0 3px #f04,0 0 6px #f04}input.empty,select.empty{border-color:#888;box-shadow:0 0 3px #888,0 0 6px #888}}@media (max-width: 450px){input.correct,select.correct{border-color:#0f8;box-shadow:0 0 2px #0f8,0 0 4px #0f8}input.wrong,select.wrong{border-color:#f04;box-shadow:0 0 2px #f04,0 0 4px #f04}input.empty,select.empty{border-color:#888;box-shadow:0 0 2px #888,0 0 4px #888}}@media (max-width: 380px){input.correct,select.correct{border-color:#0f8;box-shadow:0 0 2px #0f8,0 0 3px #0f8}input.wrong,select.wrong{border-color:#f04;box-shadow:0 0 2px #f04,0 0 3px #f04}input.empty,select.empty{border-color:#888;box-shadow:0 0 2px #888,0 0 3px #888}}@media (orientation: landscape) and (max-height: 500px){.popup-content{max-height:95vh;margin:10px auto}.popup-body{padding:10px}}@supports (padding: max(0px)){.image-toggle-container{padding-left:max(1rem,env(safe-area-inset-left));padding-right:max(1rem,env(safe-area-inset-right))}.popup-overlay{padding-top:max(.2rem,env(safe-area-inset-top));padding-bottom:max(.2rem,env(safe-area-inset-bottom));padding-left:max(20px,env(safe-area-inset-left));padding-right:max(20px,env(safe-area-inset-right))}.modal-overlay{padding:10vh max(1rem,env(safe-area-inset-left)) 10vh max(1rem,env(safe-area-inset-right));display:flex;align-items:center}.modal-content,.popup-content{height:80vh;max-height:80vh}}.focus-trap{outline:none}@media (max-width: 480px){.popup-content{width:calc(100vw - 20px);max-width:none;margin:10px;border-radius:8px}.popup-header{border-radius:8px 8px 0 0}.popup-header h2{font-size:1.1rem}.close-button{width:36px;height:36px;font-size:18px}}button,.language-button,.close-button{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;-webkit-touch-callout:none}*{-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none}@keyframes nativeTap{0%{transform:scale(1)}50%{transform:scale(.96)}to{transform:scale(1)}}.native-tap{animation:nativeTap .1s ease-out}@media (max-width: 768px){:root{--mobile-padding-y: 1rem;--mobile-padding-x: .5rem}#root{margin:var(--mobile-padding-y) var(--mobile-padding-x);min-height:calc(100vh - calc(var(--mobile-padding-y) * 2));box-sizing:border-box;position:relative;z-index:1}}@supports (margin-top: env(safe-area-inset-top)){@media (max-width: 768px){#root{margin-top:max(var(--mobile-padding-y),env(safe-area-inset-top));margin-bottom:max(var(--mobile-padding-y),env(safe-area-inset-bottom));margin-left:max(var(--mobile-padding-x),env(safe-area-inset-left));margin-right:max(var(--mobile-padding-x),env(safe-area-inset-right))}}}@media (max-width: 480px){:root{--mobile-padding-y: 1.25rem;--mobile-padding-x: .75rem}#root{margin:var(--mobile-padding-y) var(--mobile-padding-x)}.popup-overlay,.modal-overlay{padding:10vh .75rem;padding-left:max(.75rem,env(safe-area-inset-left));padding-right:max(.75rem,env(safe-area-inset-right));display:flex;align-items:center}.popup-content,.modal-content{height:80vh;max-height:80vh}}@media (max-width: 768px){.top-buttons{margin-top:1rem;margin-bottom:.5rem}.top-buttons button,.bottom-btns button{border-radius:12px;box-shadow:0 2px 8px #00000026,0 1px 3px #0003,inset 0 1px #ffffff1a;transition:all .2s cubic-bezier(.4,0,.2,1);min-height:48px;font-weight:600;letter-spacing:.3px}.top-buttons button:active,.bottom-btns button:active{transform:scale(.96);box-shadow:0 1px 4px #0003,inset 0 1px #ffffff1a}}@media (max-width: 768px){input,select{border-radius:12px;font-size:14px;padding:8px 12px;min-height:44px;background-color:#000;color:#ccc;border:1px solid transparent;transition:all .3s cubic-bezier(.4,0,.2,1),box-shadow .3s ease;outline:none}input:focus,select:focus{background-color:#000;border-color:#646cff;transform:scale(1.02)}select{-webkit-appearance:none;appearance:none;background-image:url("data:image/svg+xml;charset=utf-8,%3csvg xmlns='http://www.w3.org/2000/svg' fill='%23cccccc' viewBox='0 0 16 16'%3e%3cpath d='M8 13.1l-6.8-6.8L2.6 4.9 8 10.3l5.4-5.4 1.4 1.4L8 13.1z'/%3e%3c/svg%3e");background-repeat:no-repeat;background-position:right 12px center;background-size:12px;padding-right:32px}}.popup-body{-webkit-overflow-scrolling:touch;overscroll-behavior:contain;scroll-behavior:smooth}@media (max-width: 768px){.popup-overlay{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background-color:#000000b3;position:fixed;inset:0;z-index:1000;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:10vh 1rem;padding-left:max(1rem,env(safe-area-inset-left));padding-right:max(1rem,env(safe-area-inset-right));display:flex;align-items:center}.popup-content{border-radius:20px;box-shadow:0 20px 40px #0006,0 10px 20px #0003;border:1px solid rgba(255,255,255,.1);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#242424f2;width:100%;max-width:90vw;height:80vh;max-height:80vh;overflow-y:auto}.popup-header{border-radius:20px 20px 0 0}.close-button{width:40px;height:40px;background:#ffffff26;border:none;outline:none;transition:all .2s ease}.close-button:active{transform:scale(.9);background:#fff3}.close-button:focus,.close-button:focus-visible{outline:none;box-shadow:none;border:none}}@media (max-width: 768px){.default-container{border-radius:12px;background:#1c1c1ecc;border:1px solid rgba(84,84,88,.6);padding:1rem;-webkit-backdrop-filter:none;backdrop-filter:none}.instruction-container{border-radius:12px;-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);box-shadow:0 6px 20px #646cff33,0 2px 8px #0000001a}.ipv6-container{border-radius:12px;-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px)}}@media (max-width: 768px){.image-toggle-container>label:before{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:inset 0 2px 8px #0003,0 2px 8px #0000001a}.image-toggle-container>label:has(input[type=checkbox]:checked):before{box-shadow:inset 0 2px 8px #646cff4d,0 0 20px #646cff66,0 4px 12px #646cff33}}@media (max-width: 768px){body{overscroll-behavior-y:contain}main{transform:translateZ(0)}}@keyframes nativeShimmer{0%{background-position:-200px 0}to{background-position:calc(200px + 100%) 0}}.loading-shimmer{background:linear-gradient(90deg,transparent,rgba(255,255,255,.05),transparent);background-size:200px 100%;animation:nativeShimmer 1.5s infinite}@media (max-width: 768px){h1{font-weight:700;letter-spacing:-.5px;text-align:center;margin-top:1rem;margin-bottom:1rem;padding-top:.5rem;font-size:clamp(1.8rem,5vw,2.5rem)}body{margin:0;padding:0}}.haptic-light{animation:nativeTap .1s ease-out}.haptic-medium{animation:nativeTap .15s ease-out}.haptic-heavy{animation:nativeTap .2s ease-out}@media (max-width: 768px){*:focus-visible{outline:3px solid rgba(100,108,255,.5);outline-offset:2px;border-radius:8px}}@media (max-width: 768px){input.correct{border-color:#0f8;box-shadow:0 0 4px #0f8,0 0 8px #0f8}input.wrong{animation:shake .5s ease-in-out;border-color:#f04;box-shadow:0 0 4px #f04,0 0 8px #f04}input.empty{border-color:#888;box-shadow:0 0 4px #888,0 0 8px #888}select.correct{border-color:#0f8;box-shadow:0 0 4px #0f8,0 0 8px #0f8}select.wrong{border-color:#f04;box-shadow:0 0 4px #f04,0 0 8px #f04}select.empty{border-color:#888;box-shadow:0 0 4px #888,0 0 8px #888}select:disabled.correct{color:#ccc;border-color:#0f8;box-shadow:0 0 4px #0f8,0 0 8px #0f8}select:disabled.wrong{color:#ccc;border-color:#f04;box-shadow:0 0 4px #f04,0 0 8px #f04}select:disabled.empty{color:#ccc;border-color:#888;box-shadow:0 0 4px #888,0 0 8px #888}}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-5px)}75%{transform:translate(5px)}}@media (prefers-color-scheme: dark) and (max-width: 768px){.default-container{background:#1c1c1ecc;border:1px solid rgba(84,84,88,.6)}.popup-content{background:#1c1c1ef2;border:1px solid rgba(84,84,88,.6)}}html{overflow-x:hidden;-webkit-text-size-adjust:100%}body{margin:0;padding:0;overflow-x:hidden;width:100%}#root{overflow-x:hidden;width:100%}@media (max-width: 768px){html{overflow-x:hidden}body{overflow-x:hidden;-webkit-overflow-scrolling:touch;overscroll-behavior:none}#root{overflow-x:hidden;padding:0;margin:0;width:100%}}.ipv6-container{max-width:600px;margin:0 auto 1rem;background:linear-gradient(135deg,#1a1a2e,#16213e,#0f3460);background-size:300% 300%;animation:gradientShift 4s ease-in-out infinite;border:2px solid #646cff;border-radius:8px;box-shadow:0 4px 15px #646cff33,0 2px 8px #0000004d,inset 0 1px #ffffff1a;position:relative;overflow:hidden}.ipv6-container:not(:has(.ipv6-info-header)){max-width:594px}.ipv6-container:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(100,108,255,.1),transparent);animation:shimmer 3s ease-in-out infinite;z-index:1}.ipv6-container.invisible{display:none}.ipv6-container.visible{display:block}.ipv6-info-header{padding:.1rem 1.25rem .25rem;text-align:center;position:relative;z-index:2;border-bottom:1px solid rgba(100,108,255,.3)}.table-image-container{padding:0;position:relative;z-index:2}.ipv6-container:not(:has(.ipv6-info-header)) .table-image-container{padding:.05rem}.table-image-container img{width:100%;border-radius:4px;background-color:#fff;padding:.1rem;display:block}@keyframes gradientShift{0%,to{background-position:0% 50%}50%{background-position:100% 50%}}@keyframes shimmer{0%{left:-100%}50%,to{left:100%}}.ipv6-structure-title{color:#ccc;font-size:1.1rem;font-weight:600;margin-bottom:.25rem;font-family:Inter,Segoe UI,Roboto,sans-serif;letter-spacing:.3px;position:relative;z-index:1}.ipv6-structure-text{font-size:.9rem;font-weight:500;line-height:1.6;font-family:Inter,Segoe UI,Roboto,sans-serif;letter-spacing:.2px;position:relative;z-index:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.ipv6-structure-main{color:#fff;font-weight:600;font-size:1.1rem}.ipv6-structure-part{font-weight:600;padding:3px 7px;border-radius:4px;margin:0 2px;transition:all .3s ease;color:#ccc;background:transparent;border:2px solid;display:inline-block;white-space:nowrap}.ipv6-structure-part.network-part{border-color:#8e7cc3;box-shadow:0 0 8px #8e7cc333}.ipv6-structure-part.interface-part{border-color:#9e9e9e;box-shadow:0 0 8px #9e9e9e33}.ipv6-structure-separator{color:#ccc;font-weight:800;font-size:1.2rem;margin:0 4px;white-space:nowrap}.ipv6-container:not(:has(.ipv6-info-header)):hover{transform:scale(1.01);transition:transform .2s ease}.ipv6-container:hover .ipv6-structure-part.network-part{border-color:#a694d1;box-shadow:0 0 12px #8e7cc366;transform:scale(1.02)}.ipv6-container:hover .ipv6-structure-part.interface-part{border-color:#b8b8b8;box-shadow:0 0 12px #9e9e9e66;transform:scale(1.02)}@media (max-width: 768px){.ipv6-container{margin:0 1rem 1rem;max-width:calc(100% - 2rem);min-width:0;overflow-x:hidden}.ipv6-info-header{padding:.2rem 1rem}.table-image-container{padding:0}.ipv6-container:not(:has(.ipv6-info-header)) .table-image-container{padding:.1rem}.ipv6-structure-title{font-size:1rem}.ipv6-structure-text{font-size:.8rem;line-height:1.5;letter-spacing:.1px;word-break:break-word;overflow-wrap:break-word}.ipv6-structure-separator{font-size:1.1rem;margin:0 3px;font-weight:800}.ipv6-structure-part{padding:2px 5px;margin:0 1px;border-radius:3px}}@media (max-width: 480px){.ipv6-structure-title{font-size:.95rem}.ipv6-structure-text{font-size:.75rem;line-height:1.4;letter-spacing:0px}.ipv6-structure-part{padding:2px 4px;margin:0 1px;font-size:.75rem}.ipv6-structure-separator{margin:0 2px;font-size:1rem;font-weight:800}}@media (max-width: 545px){.ipv6-structure-text{white-space:normal;overflow:visible;text-overflow:unset;font-size:.7rem;line-height:1.3;letter-spacing:-.1px;word-spacing:-1px}.ipv6-structure-part{padding:1px 3px;margin:0 .5px;font-size:.7rem;border-width:1px}.ipv6-structure-separator{margin:0 1px;font-size:.9rem;font-weight:700}.ipv6-info-header{padding:.15rem .8rem .2rem}.ipv6-structure-title{font-size:.9rem;margin-bottom:.2rem}}.popup-overlay{position:fixed;inset:0;background-color:#000c;display:flex;justify-content:center;align-items:center;z-index:1000;padding:20px}.popup-content{background:#1a1a1a;color:#888;border-radius:12px;box-shadow:0 20px 60px #00000080;width:600px;max-height:80vh;overflow:hidden;display:flex;flex-direction:column}.popup-header{display:flex;justify-content:space-between;align-items:center;padding:5px 15px;border-bottom:1px solid #333;background-color:#242424;border-radius:12px 12px 0 0}.popup-header h2{margin:0;color:#888;font-size:1.5rem}.close-button{min-height:unset;min-width:unset}.address-category:first-child .category-title{margin-top:0}.popup-body{padding:15px;overflow-y:auto;flex:1}.popup-description{background:#1a1a1a;padding:12px;border-radius:6px;margin-bottom:15px;font-style:italic;color:#aaa;border-left:3px solid #646cff;font-size:.9rem;font-family:Inter,Segoe UI,Roboto,sans-serif;line-height:1.6;letter-spacing:.3px}.category-title{color:#646cff;font-size:1.1rem;margin-bottom:10px;padding-bottom:6px;border-bottom:1px solid #444444;font-weight:600;font-family:Inter,Segoe UI,Roboto,sans-serif;letter-spacing:.5px}.address-category.subcategory .category-title{color:#8a94ff;font-size:1rem;font-weight:500;margin-left:12px;padding-left:12px;border-left:3px solid #646cff;border-bottom:1px solid #555555;letter-spacing:.3px}.address-category{margin-bottom:20px}.address-item{background:#1a1a1a;border:1px solid #333333;border-radius:6px;padding:10px;margin-bottom:6px;transition:all .3s ease}.address-category:not(.subcategory) .address-item{border-left:3px solid #646cff;padding:12px;margin-bottom:15px}.address-category.subcategory .address-item{margin-left:15px;border-left:2px solid #646cff4d}.address-item:hover{border-color:#646cff;background:#1f1f1f}.address-main{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}.ip-address{font-family:Courier New,monospace;font-size:1rem;font-weight:700;color:#fff;background:#333;padding:3px 6px;border-radius:4px;border:1px solid #646cff}.address-details{color:#888}.common-use{font-weight:500;margin-bottom:4px;color:#ccc;font-size:.85rem;font-family:Inter,Segoe UI,Roboto,sans-serif;line-height:1.5;letter-spacing:.2px}.range{font-size:.8rem;color:#aaa;margin-bottom:3px;font-family:JetBrains Mono,Fira Code,Consolas,Monaco,monospace;line-height:1.6;letter-spacing:.3px}.special-info{font-size:.8rem;color:#aaa;font-style:italic;margin-top:3px;font-family:Inter,Segoe UI,Roboto,sans-serif;line-height:1.5;letter-spacing:.2px}.info-badge{padding:3px 8px;border-radius:12px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px;white-space:nowrap}.info-badge.class-a{background:linear-gradient(135deg,#ff6b6b,#ff5252);color:#fff}.info-badge.class-b{background:linear-gradient(135deg,#4ecdc4,#26a69a);color:#fff}.info-badge.class-c{background:linear-gradient(135deg,#45b7d1,#2196f3);color:#fff}.info-badge.class-d{background:linear-gradient(135deg,#ab47bc,#8e24aa);color:#fff}.info-badge.class-e{background:linear-gradient(135deg,#ec407a,#e91e63);color:#fff}.info-badge.special{background:linear-gradient(135deg,#646cff,#4338ca);color:#fff}.info-badge.system{background:linear-gradient(135deg,#ffa726,#ff9800);color:#fff}.info-badge.network{background:linear-gradient(135deg,#66bb6a,#4caf50);color:#fff}.info-badge.routing{background:linear-gradient(135deg,#9c27b0,#673ab7);color:#fff}.info-badge.cgn{background:linear-gradient(135deg,#ff7043,#ff5722);color:#fff}.info-badge.unspecified{background:linear-gradient(135deg,#757575,#616161);color:#fff}.info-badge.documentation{background:linear-gradient(135deg,#26c6da,#00bcd4);color:#fff}.info-badge.link-local{background:linear-gradient(135deg,#66bb6a,#4caf50);color:#fff}.info-badge.private{background:linear-gradient(135deg,#ffa726,#ff9800);color:#fff}.info-badge.multicast{background:linear-gradient(135deg,#ab47bc,#8e24aa);color:#fff}.info-badge.global{background:linear-gradient(135deg,#42a5f5,#2196f3);color:#fff}.info-badge.dns{background:linear-gradient(135deg,#66bb6a,#4caf50);color:#fff}.info-badge.transition{background:linear-gradient(135deg,#ef5350,#f44336);color:#fff}.language-toggle-container{display:flex;align-items:center;background:transparent;border-radius:8px;gap:2px}.language-button{background:none;border:none;outline:none;color:#ccc;font-size:18px;font-weight:600;font-family:Inter,Segoe UI,Roboto,sans-serif;cursor:pointer;padding:6px;border-radius:4px;transition:color .3s ease;-webkit-user-select:none;user-select:none;text-transform:uppercase;letter-spacing:.5px;min-width:auto}.language-button:hover{color:#646cff;border:none;outline:none}.language-button:focus{border:none;outline:none}.language-button.active{color:#646cff;font-weight:700;border:none;outline:none}.language-button .button-text{transition:transform .3s ease}.language-button:hover .button-text{transform:scale(1.05)}.language-icon{width:28px;height:28px;flex-shrink:0;opacity:.7}.image-toggle-container{display:flex;justify-content:space-between;margin:auto;text-align:center;padding:0 1rem 1.5rem;gap:1rem}.image-toggle-container>label{text-align:right;position:relative;display:flex;align-items:center;gap:6px;cursor:pointer;font-size:14px;color:#ccc;font-weight:500;transition:color .3s ease;-webkit-user-select:none;user-select:none}.image-toggle-container>label .label-text{transition:transform .3s ease}.image-toggle-container>label:hover .label-text{transform:scale(1.05)}.image-toggle-container>label>input[type=checkbox]{position:absolute;opacity:0;width:0;height:0;pointer-events:none}.image-toggle-container>label:not(.info-label):before{content:"";width:50px;height:26px;background:linear-gradient(135deg,#1a1a1a,#2d2d2d);border:2px solid #444444;border-radius:20px;position:relative;transition:all .4s cubic-bezier(.4,0,.2,1);box-shadow:inset 0 2px 8px #0000004d,0 2px 4px #0003;flex-shrink:0}.image-toggle-container>label:not(.info-label):after{content:"";width:18px;height:18px;background:linear-gradient(135deg,#888,#aaa);border-radius:50%;position:absolute;left:4px;top:50%;transform:translateY(-50%);transition:all .4s cubic-bezier(.4,0,.2,1);box-shadow:0 2px 6px #0000004d,0 1px 3px #0003;z-index:1}.image-toggle-container>label:has(input[type=checkbox]:checked):before{background:linear-gradient(135deg,#646cff,#4338ca);border-color:#646cff;box-shadow:inset 0 2px 8px #646cff33,0 0 15px #646cff66,0 0 25px #646cff33}.image-toggle-container>label:has(input[type=checkbox]:checked):after{transform:translateY(-50%) translate(24px);background:linear-gradient(135deg,#fff,#f0f0f0);box-shadow:0 3px 8px #0006,0 1px 4px #0000004d,inset 0 1px 2px #ffffff4d}.image-toggle-container>label:hover:before{border-color:#646cff;box-shadow:inset 0 2px 8px #0000004d,0 0 10px #646cff4d,0 2px 4px #0003;transform:scale(1.02)}.image-toggle-container>label:hover:after{box-shadow:0 3px 8px #0006,0 1px 4px #0000004d,0 0 8px #646cff4d;transform:translateY(-50%) scale(1.05)}.image-toggle-container>label:has(input[type=checkbox]:checked):hover:after{transform:translateY(-50%) translate(24px) scale(1.05)}.image-toggle-container>label>input[type=checkbox]:focus-visible+*,.image-toggle-container>label:has(input[type=checkbox]:focus-visible):before{outline:2px solid #646cff;outline-offset:2px}.image-toggle-container>label:active:before{transform:scale(.98)}.image-toggle-container>label:active:after{transform:translateY(-50%) scale(.95)}.image-toggle-container>label:has(input[type=checkbox]:checked):active:after{transform:translateY(-50%) translate(24px) scale(.95)}.image-toggle-container>.info-label>input[type=checkbox]{display:none;position:absolute;opacity:0;pointer-events:none;width:0;height:0;margin:0;padding:0}.image-toggle-container>.info-label:before{display:none}.image-toggle-container>.info-label:after{display:none}.image-toggle-container>.info-label .info-icon{width:28px;height:28px;border:2px solid transparent;border-radius:50%;transition:all .3s ease;flex-shrink:0;opacity:.7}.image-toggle-container>.info-label:hover .info-icon{border-color:#646cff;border-width:2px;box-shadow:0 0 12px #646cff66;opacity:1}.image-toggle-container>.info-label .label-text{transition:transform .3s ease}.image-toggle-container>.info-label:hover .label-text{transform:scale(1.05)}.image-toggle-container>.info-label:active .info-icon{transform:scale(.95)}.image-toggle-container>.info-label>input[type=checkbox]:checked+.info-icon{opacity:1}@media (max-width: 768px){.popup-overlay{padding-top:.2rem;padding-bottom:.2rem}.popup-content{width:95%;margin:10px;max-height:90vh}.image-toggle-container>label:not(.info-label) .label-text{padding-left:.5rem}.image-toggle-container>label{margin:2px;overflow:visible}.image-toggle-container>label .label-text{overflow:visible;white-space:nowrap;padding:4px 8px 4px 4px}.popup-header h2{font-size:1.2rem}.address-main{flex-direction:column;align-items:flex-start;gap:6px}.image-toggle-container{padding:0 1.5rem 1.5rem;gap:.8rem}.image-toggle-container>label{font-size:15px;min-width:0;flex-shrink:0}.image-toggle-container>label .label-text{font-size:15px;display:inline-block;min-width:max-content}.language-button{font-size:18px;padding:8px 6px;font-weight:600;letter-spacing:.3px}.language-icon{width:30px;height:30px}.image-toggle-container>.info-label:before{width:26px;height:26px;background-size:26px 26px}.image-toggle-container>.info-label:hover:before{background-size:24px 24px}.image-toggle-container{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:auto auto;gap:1rem;align-items:center;justify-items:center;padding:0 2rem 1rem;max-width:100%;overflow:visible;box-sizing:border-box}.image-toggle-container>label:not(.info-label){justify-self:start;min-width:0;overflow:hidden;max-width:100%;gap:1px}.image-toggle-container>.info-label{grid-column:2;grid-row:1;justify-self:end;min-width:0;overflow:hidden;max-width:100%}.image-toggle-container>label:not(.info-label){grid-column:1 / -1;grid-row:2;justify-self:center;min-width:0;max-width:100%}.image-toggle-container>label:before{width:40px;height:22px}.image-toggle-container>label:not(.info-label):after{width:14px;height:14px;left:4px}.image-toggle-container>label:has(input[type=checkbox]:checked):after{transform:translateY(-50%) translate(22px)}.image-toggle-container>label:has(input[type=checkbox]:checked):hover:after{transform:translateY(-50%) translate(22px) scale(1.05)}.image-toggle-container>label:has(input[type=checkbox]:checked):active:after{transform:translateY(-50%) translate(22px) scale(.95)}}@keyframes checkboxGlow{0%,to{box-shadow:inset 0 2px 8px #646cff33,0 0 15px #646cff66,0 0 25px #646cff33}50%{box-shadow:inset 0 2px 8px #646cff4d,0 0 20px #646cff80,0 0 35px #646cff4d}}.image-toggle-container>label:has(input[type=checkbox]:checked):before{animation:checkboxGlow 3s ease-in-out infinite}*{box-sizing:border-box}.image-toggle-container,.ipv6-container,.table-image-container{max-width:600px;overflow-x:hidden}@media (max-width: 600px){.image-toggle-container{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:auto auto;gap:.8rem;align-items:center;justify-items:center;padding:0 2rem 1.5rem;max-width:100%;overflow-x:hidden;box-sizing:border-box}.language-toggle-container{grid-column:1;grid-row:1;justify-self:start;min-width:0;overflow:hidden;max-width:100%;gap:1px}.image-toggle-container>.info-label{grid-column:2;grid-row:1;justify-self:end;min-width:0;overflow:hidden;max-width:100%}.image-toggle-container>label:not(.info-label){grid-column:1 / -1;grid-row:2;justify-self:center;min-width:0;max-width:100%}.image-toggle-container>label{font-size:16px}.image-toggle-container>label .label-text{font-size:16px}.language-button{font-size:18px;padding:8px 6px;font-weight:600;letter-spacing:.3px}.language-icon{width:32px;height:32px}.image-toggle-container>.info-label:before{width:28px;height:28px;background-size:28px 28px}.image-toggle-container>.info-label:hover:before{background-size:26px 26px}}@media (max-width: 480px){.image-toggle-container{padding:0 1.5rem 1rem;gap:.6rem}.language-toggle-container{gap:1px}.language-button{font-size:18px;padding:8px 6px;font-weight:600;letter-spacing:.3px}.image-toggle-container>label{font-size:12px}.image-toggle-container>label .label-text{white-space:nowrap;overflow:visible;max-width:180px;display:inline-block}.image-toggle-container>label:hover .label-text{transform:scale(1.02)}.image-toggle-container>.info-label:hover .label-text{transform:scale(1.02)}}.modal-overlay{position:fixed;inset:0;background-color:#000c;display:flex;justify-content:center;align-items:center;z-index:1000;padding:10vh 20px}.modal-content{background:#1a1a1a;border:1px solid #333;border-radius:12px;width:100%;max-width:600px;height:80vh;max-height:80vh;display:flex;flex-direction:column;box-shadow:0 4px 20px #00000080}.impressum-content{max-width:700px}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:5px 15px;border-bottom:1px solid #333;background-color:#242424;border-radius:12px 12px 0 0}.modal-header h2{margin:0;color:#888;font-size:1.5rem}.modal-body{padding:20px;overflow-y:auto;flex:1;background-color:#1a1a1a;border-radius:0 0 12px 12px}.impressum-section{margin-bottom:2rem}.impressum-section h3{color:#ccc;margin-bottom:1rem;font-size:1.2rem;border-bottom:2px solid #646cff;padding-bottom:.5rem}.impressum-section:first-child h3{margin-top:0}.impressum-section p{line-height:1.6;color:#ccc;margin-bottom:1rem}.impressum-section a{color:#646cff;text-decoration:none;transition:color .2s ease}.impressum-section a:hover{color:#8a8aff;text-decoration:underline}.impressum-contact-link{color:#646cff;text-decoration:none;transition:color .2s ease}.impressum-contact-link:hover{color:#8a8aff}.close-button{background:none;border:none;outline:none;font-size:48px;color:#888;cursor:pointer;padding:0;display:flex;align-items:center;justify-content:center;transition:color .2s ease,opacity .2s ease;font-family:Arial,sans-serif;line-height:1}.close-button:hover{color:#aaa;opacity:.8}.close-button:focus,.close-button:focus-visible,.close-button:active{outline:none;box-shadow:none;border:none}@media (max-width: 768px){.modal-overlay{padding:10vh 1rem;padding-left:max(1rem,env(safe-area-inset-left));padding-right:max(1rem,env(safe-area-inset-right));display:flex;align-items:center}.modal-content{height:80vh;max-height:80vh}.modal-header h2{font-size:1.3rem}.modal-body{padding:15px}.impressum-section h3{font-size:1.1rem}}@media (max-width: 480px){.modal-overlay{padding:10vh .75rem;padding-left:max(.75rem,env(safe-area-inset-left));padding-right:max(.75rem,env(safe-area-inset-right))}.modal-content{height:80vh;max-height:80vh}.modal-header h2{font-size:1.2rem}.modal-body{padding:12px}.impressum-section{margin-bottom:1.5rem}.impressum-section h3{font-size:1rem;margin-bottom:.8rem}}.feedback-content{max-width:600px}.feedback-content .modal-header h2{color:#888}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:500;color:#ccc;font-size:16px}.form-group input:not([type=radio]),.form-group textarea,.form-group select{width:100%;padding:.75rem;border:1px solid #333;border-radius:12px;font-size:1rem;font-family:inherit;background-color:#000;color:#ccc;transition:border-color .2s ease,box-shadow .2s ease}.form-group input:not([type=radio])::placeholder,.form-group textarea::placeholder{font-size:14px;color:#666}.form-group input:not([type=radio]):focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:#646cff;box-shadow:0 0 0 3px #646cff33}.radio-group{display:flex;gap:1rem;margin-top:1rem}.form-group .radio-label{display:flex;align-items:center;gap:.5rem;cursor:pointer;font-weight:400;margin-bottom:0;color:#ccc;font-size:14px}.form-group .radio-label:hover{color:#646cff}.radio-label input[type=radio]{min-width:26px;min-height:20px;max-width:26px;max-height:20px;width:26px;margin:0;padding:0;background-color:#000;border:1.5px solid #888888;border-radius:50%;cursor:pointer;vertical-align:middle;position:relative}.radio-label input[type=radio]:checked{border:1.5px solid #646cff}.radio-label input[type=radio]:checked:after{content:"✓";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#646cff;font-size:12px;font-weight:700}.radio-label input[type=radio]:focus{outline:2px solid #646cff;outline-offset:2px}.radio-label{display:flex;align-items:center;gap:.5rem;cursor:pointer;font-weight:400;margin-bottom:0;color:#ccc;font-size:14px}.form-actions{display:flex;gap:1rem;justify-content:space-around;margin-top:2rem;padding-top:1rem;border-top:1px solid #333}.btn-cancel,.btn-submit{padding:.75rem 1.5rem;border:none;border-radius:12px;font-size:1rem;cursor:pointer;transition:all .2s ease;font-weight:500}.btn-cancel{background-color:#333;color:#ccc;border:1px solid #444}.btn-cancel:hover{background-color:#444;color:#fff}.btn-submit{background-color:#646cff;color:#fff;min-width:120px}.btn-submit:hover:not(:disabled){background-color:#8a8aff}.btn-submit:disabled{background-color:#444;color:#666;cursor:not-allowed}.info-note{margin-top:1.5rem;padding:1rem;background-color:#242424;border-radius:12px;border-left:4px solid #646cff}.info-note p{margin:0;color:#ccc;font-size:.9rem;line-height:1.4}@media (max-width: 768px){.radio-group{flex-direction:column;gap:.75rem}.form-actions{flex-direction:column-reverse}.btn-cancel,.btn-submit{width:100%;padding:1rem}}@media (max-width: 600px){.radio-label input[type=radio]{min-width:20px;min-height:20px;max-width:20px;max-height:20px;width:20px;flex-shrink:0}}@media (max-width: 480px){.form-group{margin-bottom:1.2rem}.form-group input:not([type=radio]),.form-group textarea{padding:.6rem;font-size:.95rem}.info-note{padding:.8rem;margin-top:1.2rem}.info-note p{font-size:.85rem}}.pwa-install-prompt{position:fixed;bottom:20px;left:50%;transform:translate(-50%);z-index:1000;animation:slideUp .3s ease-out}.install-content{background:linear-gradient(135deg,#646cff,#4338ca);color:#fff;padding:12px 20px;border-radius:25px;display:flex;align-items:center;gap:10px;box-shadow:0 10px 30px #0000004d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1);cursor:pointer;-webkit-user-select:none;user-select:none;max-width:100%;min-width:0}.install-text{font-weight:600;font-size:14px;flex:1 1 auto;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.install-button{background:#fff3;border:1px solid rgba(255,255,255,.3);color:#fff;padding:6px 16px;border-radius:8px;cursor:pointer;font-weight:600;transition:all .2s ease;font-size:13px;flex-shrink:0;white-space:nowrap}.install-button:hover{background:#ffffff4d;transform:translateY(-1px)}.install-close{background:none;border:none;color:#fffc;font-size:20px;cursor:pointer;padding:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:all .2s ease}.install-close:hover{background:#fff3;color:#fff}@keyframes slideUp{0%{transform:translate(-50%) translateY(100px);opacity:0}to{transform:translate(-50%) translateY(0);opacity:1}}@media (max-width: 570px){.pwa-install-prompt{position:fixed;bottom:20px;left:50%;transform:translate(-50%);width:70%;z-index:1000}.install-content{background:linear-gradient(135deg,#646cff,#4338ca);color:#fff;padding:12px 16px;border-radius:25px;display:flex;align-items:center;gap:8px;box-shadow:0 10px 30px #0000004d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1);cursor:pointer;-webkit-user-select:none;user-select:none;width:100%;box-sizing:border-box;min-width:0}.install-icon{font-size:20px;flex-shrink:0}.install-text{font-weight:600;font-size:13px;flex:1 1 auto;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.install-button{background:#fff3;border:1px solid rgba(255,255,255,.3);color:#fff;padding:6px 10px;border-radius:8px;cursor:pointer;font-weight:600;transition:all .2s ease;font-size:12px;flex-shrink:1;white-space:nowrap;min-width:max-content}.install-button:hover{background:#ffffff4d;transform:translateY(-1px)}.install-close{background:none;border:none;color:#fffc;font-size:22px;cursor:pointer;padding:0;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:all .2s ease;flex-shrink:0}.install-close:hover{background:#fff3;color:#fff}}@media (max-width: 400px){.pwa-install-prompt{width:85%}.install-content{padding:10px 12px;gap:6px}.install-text{font-size:12px}.install-button{padding:5px 8px;font-size:11px}.install-close{width:24px;height:24px;font-size:18px}}.pwa-install-prompt.ios-prompt .install-content{padding:12px 14px;border-radius:20px}.install-icon{font-size:20px}.install-text{font-size:14px}.install-button{padding:5px 10px;font-size:13px;border-radius:6px}.install-close{font-size:24px;width:30px;height:30px}.pwa-install-prompt.ios-prompt{position:fixed;bottom:20px;left:50%;transform:translate(-50%);width:90%;max-width:400px;z-index:1000;animation:slideUp .4s ease-out}.ios-prompt .install-content{background:#1c1c1ef2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(84,84,88,.6);border-radius:16px;padding:20px;box-shadow:0 20px 40px #0006;color:#ccc}.ios-install-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:16px;position:relative}.ios-install-header h3{margin:0;font-size:18px;font-weight:600;color:#646cff;flex-grow:1;text-align:left;padding-right:40px}.ios-install-header .install-icon{font-size:24px;margin-right:12px;flex-shrink:0}.ios-install-header .install-close{background:#5454584d;border:1px solid rgba(84,84,88,.6);border-radius:8px;color:#ccc;width:32px;height:32px;font-size:18px;position:absolute;top:0;right:0;flex-shrink:0}.ios-install-header .install-close:hover{background:#54545880}.ios-install-steps{text-align:left;width:100%;display:flex;flex-direction:column}.ios-install-steps p{margin:0 0 16px;font-size:14px;line-height:1.4;color:#ccc;width:100%}.ios-install-steps ol{margin:0;padding-left:0;list-style:none;width:100%;display:flex;flex-direction:column}.ios-install-steps li{display:flex;align-items:flex-start;margin-bottom:12px;font-size:14px;line-height:1.4;width:100%;text-align:left}.step-icon{margin-right:12px;margin-top:2px;flex-shrink:0;display:flex;align-items:center}.step-icon img{width:16px;height:16px;object-fit:contain}.step-text{flex:1;line-height:1.4}.ios-note{margin-top:16px;padding-top:16px;border-top:1px solid rgba(84,84,88,.6);text-align:center}.ios-note small{color:#888;font-style:italic}@media (max-width: 480px){.pwa-install-prompt.ios-prompt{width:95%;bottom:10px;left:50%;transform:translate(-50%)}.ios-prompt .install-content{padding:16px;border-radius:12px;display:flex;flex-direction:column;width:100%}.ios-install-header{margin-bottom:12px}.ios-install-header h3{font-size:16px;padding-right:45px}.ios-install-header .install-close{width:28px;height:28px;font-size:16px}.ios-install-steps{width:100%}.ios-install-steps p,.ios-install-steps li{font-size:13px}.ios-install-steps li{margin-bottom:10px}.step-icon{margin-right:10px}.step-icon img{width:14px;height:14px}}
