*,:before,:after{--tw-border-spacing-x: 0;--tw-border-spacing-y: 0;--tw-translate-x: 0;--tw-translate-y: 0;--tw-rotate: 0;--tw-skew-x: 0;--tw-skew-y: 0;--tw-scale-x: 1;--tw-scale-y: 1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness: proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width: 0px;--tw-ring-offset-color: #fff;--tw-ring-color: rgb(59 130 246 / .5);--tw-ring-offset-shadow: 0 0 #0000;--tw-ring-shadow: 0 0 #0000;--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }::backdrop{--tw-border-spacing-x: 0;--tw-border-spacing-y: 0;--tw-translate-x: 0;--tw-translate-y: 0;--tw-rotate: 0;--tw-skew-x: 0;--tw-skew-y: 0;--tw-scale-x: 1;--tw-scale-y: 1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness: proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width: 0px;--tw-ring-offset-color: #fff;--tw-ring-color: rgb(59 130 246 / .5);--tw-ring-offset-shadow: 0 0 #0000;--tw-ring-shadow: 0 0 #0000;--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }*,:before,:after{box-sizing:border-box;border-width:0;border-style:solid;border-color:#e5e7eb}:before,:after{--tw-content: ""}html,:host{line-height:1.5;-webkit-text-size-adjust:100%;-moz-tab-size:4;-o-tab-size:4;tab-size:4;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Arial,sans-serif;font-feature-settings:normal;font-variation-settings:normal;-webkit-tap-highlight-color:transparent}body{margin:0;line-height:inherit}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:SF Mono,Cascadia Code,Fira Code,Consolas,monospace;font-feature-settings:normal;font-variation-settings:normal;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}button,input,optgroup,select,textarea{font-family:inherit;font-feature-settings:inherit;font-variation-settings:inherit;font-size:100%;font-weight:inherit;line-height:inherit;letter-spacing:inherit;color:inherit;margin:0;padding:0}button,select{text-transform:none}button,input:where([type=button]),input:where([type=reset]),input:where([type=submit]){-webkit-appearance:button;background-color:transparent;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}progress{vertical-align:baseline}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}blockquote,dl,dd,h1,h2,h3,h4,h5,h6,hr,figure,p,pre{margin:0}fieldset{margin:0;padding:0}legend{padding:0}ol,ul,menu{list-style:none;margin:0;padding:0}dialog{padding:0}textarea{resize:vertical}input::-moz-placeholder,textarea::-moz-placeholder{opacity:1;color:#9ca3af}input::placeholder,textarea::placeholder{opacity:1;color:#9ca3af}button,[role=button]{cursor:pointer}:disabled{cursor:default}img,svg,video,canvas,audio,iframe,embed,object{display:block;vertical-align:middle}img,video{max-width:100%;height:auto}[hidden]:where(:not([hidden=until-found])){display:none}.pointer-events-none{pointer-events:none}.\!visible{visibility:visible!important}.visible{visibility:visible}.fixed{position:fixed}.absolute{position:absolute}.relative{position:relative}.-top-8{top:-2rem}.left-1\/2{left:50%}.z-\[9998\]{z-index:9998}.flex{display:flex}.size-80{width:20rem;height:20rem}.h-8{height:2rem}.h-9{height:2.25rem}.w-8{width:2rem}.w-9{width:2.25rem}.-translate-x-1\/2{--tw-translate-x: -50%;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.-translate-y-1\/2{--tw-translate-y: -50%;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.-rotate-90{--tw-rotate: -90deg;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.rotate-0{--tw-rotate: 0deg;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.rotate-90{--tw-rotate: 90deg;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.flex-wrap{flex-wrap:wrap}.items-center{align-items:center}.justify-center{justify-content:center}.gap-4{gap:1rem}.whitespace-nowrap{white-space:nowrap}.rounded{border-radius:.25rem}.rounded-full{border-radius:9999px}.rounded-lg{border-radius:.5rem}.border{border-width:1px}.border-\[var\(--border\)\]{border-color:var(--border)}.bg-\[var\(--bg\)\]{background-color:var(--bg)}.px-2{padding-left:.5rem;padding-right:.5rem}.py-1{padding-top:.25rem;padding-bottom:.25rem}.font-mono{font-family:SF Mono,Cascadia Code,Fira Code,Consolas,monospace}.text-\[10px\]{font-size:10px}.text-sm{font-size:.875rem;line-height:1.25rem}.text-xs{font-size:.75rem;line-height:1rem}.font-bold{font-weight:700}.italic{font-style:italic}.leading-none{line-height:1}.text-\[var\(--text2\)\]{color:var(--text2)}.opacity-0{opacity:0}.opacity-100{opacity:1}.blur{--tw-blur: blur(8px);filter:var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow)}.transition{transition-property:color,background-color,border-color,text-decoration-color,fill,stroke,opacity,box-shadow,transform,filter,backdrop-filter;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-all{transition-property:all;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-opacity{transition-property:opacity;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.duration-200{transition-duration:.2s}.duration-300{transition-duration:.3s}:root{--bg: #fafafa;--text: #171717;--text2: #6b7280;--border: #e5e7eb;--nav-bg: rgba(250, 250, 250, .85)}.dark{--bg: #030712;--text: #f3f4f6;--text2: #9ca3af;--border: #1f2937;--nav-bg: rgba(3, 7, 18, .85)}html{scroll-behavior:smooth}body{background-color:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Arial,sans-serif;transition:background-color .3s ease,color .3s ease;background-image:radial-gradient(circle,var(--border) .5px,transparent .5px);background-size:24px 24px;min-height:100vh}::-moz-selection{background-color:#f97316;color:#030712}::selection{background-color:#f97316;color:#030712}header{position:fixed;top:0;left:0;right:0;z-index:50;border-bottom:1px solid var(--border);background:var(--nav-bg);backdrop-filter:blur(12px)}nav{display:flex;align-items:center;justify-content:center;padding:.875rem 1.5rem;gap:2.5rem;flex-wrap:nowrap}.nav-logo{font-family:ui-monospace,monospace;font-size:.875rem;font-weight:500;color:var(--text);text-decoration:none;transition:color .2s}.nav-logo:hover{color:#f97316;display:none}.nav-links{display:flex;align-items:center;gap:1.25rem;white-space:nowrap}.nav-link{font-family:ui-monospace,monospace;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text2);text-decoration:none;transition:color .2s;position:relative;white-space:nowrap}.nav-link:after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:1px;background:#f97316;transition:width .3s ease}.nav-link:hover:after{width:100%}.nav-link:hover,.nav-link.active{color:var(--text)}.active-dot{position:absolute;bottom:-4px;left:50%;transform:translate(-50%);width:12px;height:2px;border-radius:1px;background:#f97316}.nav-actions{display:flex;align-items:center;gap:.5rem}.nav-divider{color:var(--border)}main{max-width:42rem;margin:0 auto;padding:4rem 1rem 2rem}.search-box{display:flex;align-items:center;gap:.25rem;flex-shrink:0}.engine-picker{position:relative}.engine-btn.current{width:28px;height:28px;display:flex;align-items:center;justify-content:center;gap:0;border:1px solid var(--border);border-radius:8px;background:transparent;cursor:pointer;transition:all .15s ease;padding:0}.engine-btn.current:hover{border-color:var(--text2)}.chevron{display:none}.engine-btn.current.open .chevron{display:block}.engine-dropdown{position:absolute;top:calc(100% + 6px);left:0;background:#18181b;border:1px solid var(--border);border-radius:10px;padding:4px;box-shadow:0 4px 24px #0006;z-index:100;display:flex;flex-direction:column;gap:2px;min-width:140px;animation:dropdownIn .15s ease-out}@keyframes dropdownIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.engine-option{display:flex;align-items:center;gap:.5rem;padding:.375rem .625rem;border:1px solid transparent;border-radius:6px;background:transparent;color:var(--text2);cursor:pointer;font-size:.75rem;font-family:inherit;text-align:left;transition:all .12s ease}.engine-option:hover{background:#27272a;color:var(--text)}.engine-option.active{border-color:inherit;background:#27272a}.search-engines,.engine-btn{display:none}.search-input-wrap{display:flex;align-items:center;border:1px solid var(--border);border-radius:8px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;background:var(--bg)}.search-input-wrap.focused{border-color:#f97316;box-shadow:0 0 0 2px #f973161a}.search-input{border:none;outline:none;background:transparent;color:var(--text);font-size:.8125rem;padding:.375rem .625rem;width:220px;font-family:inherit}.search-input::-moz-placeholder{color:var(--text2)}.search-input::placeholder{color:var(--text2)}.search-btn{display:flex;align-items:center;justify-content:center;border:none;border-left:1px solid var(--border);background:transparent;color:var(--text2);cursor:pointer;padding:.375rem .5rem;transition:color .2s ease,background .2s ease}.search-btn:hover{color:#f97316;background:#f973160d}@media(max-width:768px){.search-box{display:none}}footer{border-top:1px solid var(--border);padding:1.5rem 1.5rem 2rem;text-align:center;font-family:ui-monospace,monospace;font-size:.75rem;color:var(--text2)}.footer-row{display:flex;flex-direction:column;align-items:center;gap:.5rem}.footer-beian{margin-top:.75rem}.footer-beian a{color:var(--text2);text-decoration:none;transition:color .2s}.footer-beian a:hover{color:#f97316}@media(min-width:640px){.footer-row{flex-direction:row;justify-content:center;gap:2rem}}.hero{padding-top:3rem;padding-bottom:2rem}.hero-greeting{font-family:ui-monospace,monospace;font-size:.875rem;color:#f97316}.hero-logo{margin-top:.75rem;height:auto;max-width:60%;transition:transform .3s ease,filter .3s ease;border-radius:8px}.hero-logo:hover{transform:scale(1.02);filter:brightness(1.1)}.hero-tagline{margin-top:1rem;font-size:1.125rem;line-height:1.75;color:var(--text2);max-width:32rem}.hero-identities{margin-top:.5rem;font-family:ui-monospace,monospace;font-size:.875rem;color:var(--text2);letter-spacing:.02em}.hero-tags{margin-top:1.25rem;display:flex;flex-wrap:wrap;gap:.75rem}.tag{border-radius:9999px;border:1px solid var(--border);padding:.375rem 1rem;font-family:ui-monospace,monospace;font-size:.75rem;color:var(--text2)}.tag.highlight{border-color:#f973164d;background:#f9731614;color:#f97316}.hero-social{margin-top:1.5rem}.section{padding-top:2.5rem;padding-bottom:2.5rem}.section-header{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem}.section-dot{width:6px;height:6px;border-radius:9999px;background:#f97316}.section-title{font-family:ui-monospace,monospace;font-size:.875rem;font-weight:500;color:var(--text)}.section-link{font-family:ui-monospace,monospace;font-size:.75rem;color:#f97316;text-decoration:none;margin-left:auto}.section-link:hover{text-decoration:underline}.empty-state{border:1px dashed var(--border);border-radius:.5rem;padding:2rem 1.25rem;text-align:center}.empty-state p{font-family:ui-monospace,monospace;font-size:.75rem;color:var(--text2)}.fade-in-section{opacity:0;transform:translateY(16px);transition:opacity .6s ease-out,transform .6s ease-out}.fade-in-section.visible{opacity:1;transform:translateY(0)}.page-title{font-family:ui-monospace,monospace;font-size:1.875rem;font-weight:500;letter-spacing:-.025em}.page-desc{margin-top:.75rem;font-size:.875rem;color:var(--text2)}.divider{border:none;border-top:1px solid var(--border);margin:0}.hover\:border-orange-400:hover{--tw-border-opacity: 1;border-color:rgb(251 146 60 / var(--tw-border-opacity, 1))}.hover\:text-\[var\(--text\)\]:hover{color:var(--text)}.hover\:text-orange-400:hover{--tw-text-opacity: 1;color:rgb(251 146 60 / var(--tw-text-opacity, 1))}.group:hover .group-hover\:opacity-100{opacity:1}