@import"https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;600;700&display=swap";*,: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:ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol,"Noto Color Emoji";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:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,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}:root{--base-font-size: 16px;--viewport-width: 100vw;--viewport-height: 100vh;--container-padding: 1rem}html{scroll-behavior:smooth;font-size:var(--base-font-size)}body{font-family:Noto Sans SC,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;will-change:scroll-position;transform:translateZ(0)}*{box-sizing:border-box}img{max-width:100%;height:auto;aspect-ratio:attr(width) / attr(height)}.responsive-image.placeholder{opacity:.8;background-color:#f3f4f6}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.sr-only:focus{position:static;width:auto;height:auto;padding:inherit;margin:inherit;overflow:visible;clip:auto;white-space:normal}.keyboard-navigation *:focus{outline:3px solid #3b82f6;outline-offset:2px;box-shadow:0 0 0 6px #3b82f633}*:focus{outline:2px solid #3b82f6;outline-offset:2px}.high-contrast .text-gray-600{color:#000!important}.high-contrast .text-gray-500{color:#333!important}button,a,input,select,textarea,[role=button],[tabindex]:not([tabindex="-1"]){min-height:44px;min-width:44px}.text-primary-600{color:#1d4ed8}.text-accent-600{color:#dc2626}.error{color:#dc2626;border-color:#dc2626}[aria-hidden=true]{pointer-events:none}.btn-primary{border-radius:.5rem;--tw-bg-opacity: 1;background-color:rgb(59 130 246 / var(--tw-bg-opacity, 1));padding:.75rem 1.5rem;font-weight:500;--tw-text-opacity: 1;color:rgb(255 255 255 / var(--tw-text-opacity, 1));transition-property:color,background-color,border-color,text-decoration-color,fill,stroke;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.2s}.btn-primary:hover{--tw-bg-opacity: 1;background-color:rgb(37 99 235 / var(--tw-bg-opacity, 1))}.btn-primary:focus{--tw-bg-opacity: 1;background-color:rgb(37 99 235 / var(--tw-bg-opacity, 1));outline:2px solid transparent;outline-offset:2px;--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000);--tw-ring-opacity: 1;--tw-ring-color: rgb(59 130 246 / var(--tw-ring-opacity, 1));--tw-ring-offset-width: 2px}.btn-secondary{color:#1d4ed8;border-radius:.5rem;border-width:1px;--tw-border-opacity: 1;border-color:rgb(191 219 254 / var(--tw-border-opacity, 1));--tw-bg-opacity: 1;background-color:rgb(255 255 255 / var(--tw-bg-opacity, 1));padding:.75rem 1.5rem;font-weight:500;--tw-text-opacity: 1;color:rgb(37 99 235 / var(--tw-text-opacity, 1));transition-property:color,background-color,border-color,text-decoration-color,fill,stroke;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.2s}.btn-secondary:hover{--tw-bg-opacity: 1;background-color:rgb(249 250 251 / var(--tw-bg-opacity, 1))}.btn-secondary:focus{--tw-bg-opacity: 1;background-color:rgb(249 250 251 / var(--tw-bg-opacity, 1));outline:2px solid transparent;outline-offset:2px;--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000);--tw-ring-opacity: 1;--tw-ring-color: rgb(59 130 246 / var(--tw-ring-opacity, 1));--tw-ring-offset-width: 2px}.feature-card{border-radius:.75rem;--tw-bg-opacity: 1;background-color:rgb(255 255 255 / var(--tw-bg-opacity, 1));padding:1.5rem;--tw-shadow: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--tw-shadow-colored: 0 10px 15px -3px var(--tw-shadow-color), 0 4px 6px -4px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow);transition-property:box-shadow;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.3s}.feature-card:focus-within{--tw-shadow: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--tw-shadow-colored: 0 20px 25px -5px var(--tw-shadow-color), 0 8px 10px -6px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.feature-card:hover{--tw-shadow: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--tw-shadow-colored: 0 20px 25px -5px var(--tw-shadow-color), 0 8px 10px -6px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.nav-link{border-radius:.375rem;padding:.5rem .75rem;font-size:.875rem;line-height:1.25rem;font-weight:500;--tw-text-opacity: 1;color:rgb(55 65 81 / var(--tw-text-opacity, 1));transition-property:color,background-color,border-color,text-decoration-color,fill,stroke;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.2s}.nav-link:hover{color:#1d4ed8}.nav-link:focus{color:#1d4ed8}.nav-link:hover{--tw-text-opacity: 1;color:rgb(37 99 235 / var(--tw-text-opacity, 1))}.nav-link:focus{--tw-text-opacity: 1;color:rgb(37 99 235 / var(--tw-text-opacity, 1));outline:2px solid transparent;outline-offset:2px;--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000);--tw-ring-opacity: 1;--tw-ring-color: rgb(59 130 246 / var(--tw-ring-opacity, 1));--tw-ring-offset-width: 2px}.nav-link-mobile{--tw-text-opacity: 1;color:rgb(55 65 81 / var(--tw-text-opacity, 1));transition-property:color,background-color,border-color,text-decoration-color,fill,stroke;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.2s}.nav-link-mobile:hover{color:#1d4ed8}.nav-link-mobile:focus{color:#1d4ed8}.nav-link-mobile:hover{--tw-bg-opacity: 1;background-color:rgb(249 250 251 / var(--tw-bg-opacity, 1));--tw-text-opacity: 1;color:rgb(37 99 235 / var(--tw-text-opacity, 1))}.nav-link-mobile:focus{--tw-bg-opacity: 1;background-color:rgb(249 250 251 / var(--tw-bg-opacity, 1));--tw-text-opacity: 1;color:rgb(37 99 235 / var(--tw-text-opacity, 1));outline:2px solid transparent;outline-offset:2px;--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000);--tw-ring-opacity: 1;--tw-ring-color: rgb(59 130 246 / var(--tw-ring-opacity, 1));--tw-ring-offset-width: 2px}.section-title{margin-bottom:1rem;text-align:center;font-size:1.875rem;line-height:2.25rem;font-weight:700;--tw-text-opacity: 1;color:rgb(17 24 39 / var(--tw-text-opacity, 1))}@media (min-width: 768px){.section-title{font-size:2.25rem;line-height:2.5rem}}.high-contrast .section-subtitle{color:#000}.section-subtitle{margin-left:auto;margin-right:auto;margin-bottom:3rem;max-width:48rem;text-align:center;font-size:1.125rem;line-height:1.75rem;--tw-text-opacity: 1;color:rgb(75 85 99 / var(--tw-text-opacity, 1))}@media (prefers-contrast: high){.section-subtitle{color:#000}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}.fixed{position:fixed}.absolute{position:absolute}.relative{position:relative}.sticky{position:sticky}.inset-0{top:0;right:0;bottom:0;left:0}.-bottom-8{bottom:-2rem}.-right-2{right:-.5rem}.-top-2{top:-.5rem}.bottom-0{bottom:0}.left-0{left:0}.left-20{left:5rem}.right-0{right:0}.top-0{top:0}.z-40{z-index:40}.z-50{z-index:50}.mx-auto{margin-left:auto;margin-right:auto}.mb-1{margin-bottom:.25rem}.mb-10{margin-bottom:2.5rem}.mb-12{margin-bottom:3rem}.mb-16{margin-bottom:4rem}.mb-2{margin-bottom:.5rem}.mb-3{margin-bottom:.75rem}.mb-4{margin-bottom:1rem}.mb-6{margin-bottom:1.5rem}.mb-8{margin-bottom:2rem}.ml-1{margin-left:.25rem}.ml-10{margin-left:2.5rem}.ml-2{margin-left:.5rem}.mr-2{margin-right:.5rem}.mt-1{margin-top:.25rem}.mt-12{margin-top:3rem}.block{display:block}.flex{display:flex}.inline-flex{display:inline-flex}.grid{display:grid}.hidden{display:none}.h-10{height:2.5rem}.h-12{height:3rem}.h-16{height:4rem}.h-32{height:8rem}.h-4{height:1rem}.h-5{height:1.25rem}.h-6{height:1.5rem}.h-72{height:18rem}.h-8{height:2rem}.w-10{width:2.5rem}.w-12{width:3rem}.w-16{width:4rem}.w-32{width:8rem}.w-4{width:1rem}.w-5{width:1.25rem}.w-6{width:1.5rem}.w-72{width:18rem}.w-8{width:2rem}.max-w-2xl{max-width:42rem}.max-w-3xl{max-width:48rem}.max-w-4xl{max-width:56rem}.flex-1{flex:1 1 0%}.flex-shrink-0{flex-shrink:0}.transform{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))}.grid-cols-1{grid-template-columns:repeat(1,minmax(0,1fr))}.grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.flex-col{flex-direction:column}.items-center{align-items:center}.items-baseline{align-items:baseline}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-12{gap:3rem}.gap-3{gap:.75rem}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.gap-8{gap:2rem}.space-x-2>:not([hidden])~:not([hidden]){--tw-space-x-reverse: 0;margin-right:calc(.5rem * var(--tw-space-x-reverse));margin-left:calc(.5rem * calc(1 - var(--tw-space-x-reverse)))}.space-x-3>:not([hidden])~:not([hidden]){--tw-space-x-reverse: 0;margin-right:calc(.75rem * var(--tw-space-x-reverse));margin-left:calc(.75rem * calc(1 - var(--tw-space-x-reverse)))}.space-x-4>:not([hidden])~:not([hidden]){--tw-space-x-reverse: 0;margin-right:calc(1rem * var(--tw-space-x-reverse));margin-left:calc(1rem * calc(1 - var(--tw-space-x-reverse)))}.space-y-1>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(.25rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(.25rem * var(--tw-space-y-reverse))}.space-y-2>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(.5rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(.5rem * var(--tw-space-y-reverse))}.space-y-3>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(.75rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(.75rem * var(--tw-space-y-reverse))}.space-y-4>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(1rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(1rem * var(--tw-space-y-reverse))}.overflow-hidden{overflow:hidden}.rounded-2xl{border-radius:1rem}.rounded-3xl{border-radius:1.5rem}.rounded-full{border-radius:9999px}.rounded-lg{border-radius:.5rem}.rounded-md{border-radius:.375rem}.rounded-xl{border-radius:.75rem}.border{border-width:1px}.border-2{border-width:2px}.border-t{border-top-width:1px}.border-gray-100{--tw-border-opacity: 1;border-color:rgb(243 244 246 / var(--tw-border-opacity, 1))}.border-gray-200{--tw-border-opacity: 1;border-color:rgb(229 231 235 / var(--tw-border-opacity, 1))}.border-gray-700\/50{border-color:#37415180}.border-green-200{--tw-border-opacity: 1;border-color:rgb(187 247 208 / var(--tw-border-opacity, 1))}.border-primary-200{--tw-border-opacity: 1;border-color:rgb(191 219 254 / var(--tw-border-opacity, 1))}.border-primary-500\/30{border-color:#3b82f64d}.border-purple-200{--tw-border-opacity: 1;border-color:rgb(233 213 255 / var(--tw-border-opacity, 1))}.border-white\/20{border-color:#fff3}.bg-accent-100{--tw-bg-opacity: 1;background-color:rgb(253 230 138 / var(--tw-bg-opacity, 1))}.bg-accent-500{--tw-bg-opacity: 1;background-color:rgb(245 158 11 / var(--tw-bg-opacity, 1))}.bg-accent-500\/10{background-color:#f59e0b1a}.bg-blue-100{--tw-bg-opacity: 1;background-color:rgb(219 234 254 / var(--tw-bg-opacity, 1))}.bg-blue-500{--tw-bg-opacity: 1;background-color:rgb(59 130 246 / var(--tw-bg-opacity, 1))}.bg-gray-100{--tw-bg-opacity: 1;background-color:rgb(243 244 246 / var(--tw-bg-opacity, 1))}.bg-gray-50{--tw-bg-opacity: 1;background-color:rgb(249 250 251 / var(--tw-bg-opacity, 1))}.bg-green-100{--tw-bg-opacity: 1;background-color:rgb(220 252 231 / var(--tw-bg-opacity, 1))}.bg-green-500{--tw-bg-opacity: 1;background-color:rgb(34 197 94 / var(--tw-bg-opacity, 1))}.bg-orange-100{--tw-bg-opacity: 1;background-color:rgb(255 237 213 / var(--tw-bg-opacity, 1))}.bg-primary-100{--tw-bg-opacity: 1;background-color:rgb(219 234 254 / var(--tw-bg-opacity, 1))}.bg-primary-500{--tw-bg-opacity: 1;background-color:rgb(59 130 246 / var(--tw-bg-opacity, 1))}.bg-primary-500\/10{background-color:#3b82f61a}.bg-primary-500\/20{background-color:#3b82f633}.bg-primary-600{--tw-bg-opacity: 1;background-color:rgb(37 99 235 / var(--tw-bg-opacity, 1))}.bg-purple-100{--tw-bg-opacity: 1;background-color:rgb(243 232 255 / var(--tw-bg-opacity, 1))}.bg-purple-500{--tw-bg-opacity: 1;background-color:rgb(168 85 247 / var(--tw-bg-opacity, 1))}.bg-white{--tw-bg-opacity: 1;background-color:rgb(255 255 255 / var(--tw-bg-opacity, 1))}.bg-white\/10{background-color:#ffffff1a}.bg-white\/20{background-color:#fff3}.bg-white\/80{background-color:#fffc}.bg-gradient-to-b{background-image:linear-gradient(to bottom,var(--tw-gradient-stops))}.bg-gradient-to-br{background-image:linear-gradient(to bottom right,var(--tw-gradient-stops))}.bg-gradient-to-r{background-image:linear-gradient(to right,var(--tw-gradient-stops))}.from-accent-100{--tw-gradient-from: #fde68a var(--tw-gradient-from-position);--tw-gradient-to: rgb(253 230 138 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-accent-50{--tw-gradient-from: #fef3c7 var(--tw-gradient-from-position);--tw-gradient-to: rgb(254 243 199 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-accent-500{--tw-gradient-from: #f59e0b var(--tw-gradient-from-position);--tw-gradient-to: rgb(245 158 11 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-blue-400{--tw-gradient-from: #60a5fa var(--tw-gradient-from-position);--tw-gradient-to: rgb(96 165 250 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-blue-600{--tw-gradient-from: #2563eb var(--tw-gradient-from-position);--tw-gradient-to: rgb(37 99 235 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-gray-50{--tw-gradient-from: #f9fafb var(--tw-gradient-from-position);--tw-gradient-to: rgb(249 250 251 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-gray-900{--tw-gradient-from: #111827 var(--tw-gradient-from-position);--tw-gradient-to: rgb(17 24 39 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-green-100{--tw-gradient-from: #dcfce7 var(--tw-gradient-from-position);--tw-gradient-to: rgb(220 252 231 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-green-400{--tw-gradient-from: #4ade80 var(--tw-gradient-from-position);--tw-gradient-to: rgb(74 222 128 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-green-50{--tw-gradient-from: #f0fdf4 var(--tw-gradient-from-position);--tw-gradient-to: rgb(240 253 244 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-green-500{--tw-gradient-from: #22c55e var(--tw-gradient-from-position);--tw-gradient-to: rgb(34 197 94 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-green-600{--tw-gradient-from: #16a34a var(--tw-gradient-from-position);--tw-gradient-to: rgb(22 163 74 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-orange-400{--tw-gradient-from: #fb923c var(--tw-gradient-from-position);--tw-gradient-to: rgb(251 146 60 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-primary-100{--tw-gradient-from: #dbeafe var(--tw-gradient-from-position);--tw-gradient-to: rgb(219 234 254 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-primary-50{--tw-gradient-from: #eff6ff var(--tw-gradient-from-position);--tw-gradient-to: rgb(239 246 255 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-primary-500{--tw-gradient-from: #3b82f6 var(--tw-gradient-from-position);--tw-gradient-to: rgb(59 130 246 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-primary-600{--tw-gradient-from: #2563eb var(--tw-gradient-from-position);--tw-gradient-to: rgb(37 99 235 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-purple-100{--tw-gradient-from: #f3e8ff var(--tw-gradient-from-position);--tw-gradient-to: rgb(243 232 255 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-purple-400{--tw-gradient-from: #c084fc var(--tw-gradient-from-position);--tw-gradient-to: rgb(192 132 252 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-purple-50{--tw-gradient-from: #faf5ff var(--tw-gradient-from-position);--tw-gradient-to: rgb(250 245 255 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.via-gray-800{--tw-gradient-to: rgb(31 41 55 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), #1f2937 var(--tw-gradient-via-position), var(--tw-gradient-to)}.via-purple-600{--tw-gradient-to: rgb(147 51 234 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), #9333ea var(--tw-gradient-via-position), var(--tw-gradient-to)}.via-white{--tw-gradient-to: rgb(255 255 255 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), #fff var(--tw-gradient-via-position), var(--tw-gradient-to)}.to-accent-100{--tw-gradient-to: #fde68a var(--tw-gradient-to-position)}.to-accent-50{--tw-gradient-to: #fef3c7 var(--tw-gradient-to-position)}.to-accent-500{--tw-gradient-to: #f59e0b var(--tw-gradient-to-position)}.to-accent-600{--tw-gradient-to: #d97706 var(--tw-gradient-to-position)}.to-blue-600{--tw-gradient-to: #2563eb var(--tw-gradient-to-position)}.to-blue-700{--tw-gradient-to: #1d4ed8 var(--tw-gradient-to-position)}.to-gray-900{--tw-gradient-to: #111827 var(--tw-gradient-to-position)}.to-green-100{--tw-gradient-to: #dcfce7 var(--tw-gradient-to-position)}.to-green-200{--tw-gradient-to: #bbf7d0 var(--tw-gradient-to-position)}.to-green-600{--tw-gradient-to: #16a34a var(--tw-gradient-to-position)}.to-green-700{--tw-gradient-to: #15803d var(--tw-gradient-to-position)}.to-orange-600{--tw-gradient-to: #ea580c var(--tw-gradient-to-position)}.to-primary-100{--tw-gradient-to: #dbeafe var(--tw-gradient-to-position)}.to-primary-200{--tw-gradient-to: #bfdbfe var(--tw-gradient-to-position)}.to-primary-600{--tw-gradient-to: #2563eb var(--tw-gradient-to-position)}.to-primary-700{--tw-gradient-to: #1d4ed8 var(--tw-gradient-to-position)}.to-purple-100{--tw-gradient-to: #f3e8ff var(--tw-gradient-to-position)}.to-purple-200{--tw-gradient-to: #e9d5ff var(--tw-gradient-to-position)}.to-purple-600{--tw-gradient-to: #9333ea var(--tw-gradient-to-position)}.to-white{--tw-gradient-to: #fff var(--tw-gradient-to-position)}.bg-clip-text{-webkit-background-clip:text;background-clip:text}.p-2{padding:.5rem}.p-3{padding:.75rem}.p-4{padding:1rem}.p-6{padding:1.5rem}.p-8{padding:2rem}.px-2{padding-left:.5rem;padding-right:.5rem}.px-3{padding-left:.75rem;padding-right:.75rem}.px-4{padding-left:1rem;padding-right:1rem}.px-6{padding-left:1.5rem;padding-right:1.5rem}.px-8{padding-left:2rem;padding-right:2rem}.py-1{padding-top:.25rem;padding-bottom:.25rem}.py-12{padding-top:3rem;padding-bottom:3rem}.py-16{padding-top:4rem;padding-bottom:4rem}.py-2{padding-top:.5rem;padding-bottom:.5rem}.py-20{padding-top:5rem;padding-bottom:5rem}.py-3{padding-top:.75rem;padding-bottom:.75rem}.py-4{padding-top:1rem;padding-bottom:1rem}.py-8{padding-top:2rem;padding-bottom:2rem}.pb-3{padding-bottom:.75rem}.pt-2{padding-top:.5rem}.pt-6{padding-top:1.5rem}.text-left{text-align:left}.text-center{text-align:center}.font-chinese{font-family:Noto Sans CJK SC,PingFang SC,Microsoft YaHei,sans-serif}.text-2xl{font-size:1.5rem;line-height:2rem}.text-3xl{font-size:1.875rem;line-height:2.25rem}.text-4xl{font-size:2.25rem;line-height:2.5rem}.text-base{font-size:1rem;line-height:1.5rem}.text-lg{font-size:1.125rem;line-height:1.75rem}.text-sm{font-size:.875rem;line-height:1.25rem}.text-xl{font-size:1.25rem;line-height:1.75rem}.text-xs{font-size:.75rem;line-height:1rem}.font-bold{font-weight:700}.font-medium{font-weight:500}.font-semibold{font-weight:600}.leading-relaxed{line-height:1.625}.leading-tight{line-height:1.25}.text-accent-600{--tw-text-opacity: 1;color:rgb(217 119 6 / var(--tw-text-opacity, 1))}.text-blue-100{--tw-text-opacity: 1;color:rgb(219 234 254 / var(--tw-text-opacity, 1))}.text-blue-600{--tw-text-opacity: 1;color:rgb(37 99 235 / var(--tw-text-opacity, 1))}.text-blue-800{--tw-text-opacity: 1;color:rgb(30 64 175 / var(--tw-text-opacity, 1))}.text-gray-300{--tw-text-opacity: 1;color:rgb(209 213 219 / var(--tw-text-opacity, 1))}.text-gray-400{--tw-text-opacity: 1;color:rgb(156 163 175 / var(--tw-text-opacity, 1))}.text-gray-500{--tw-text-opacity: 1;color:rgb(107 114 128 / var(--tw-text-opacity, 1))}.text-gray-600{--tw-text-opacity: 1;color:rgb(75 85 99 / var(--tw-text-opacity, 1))}.text-gray-800{--tw-text-opacity: 1;color:rgb(31 41 55 / var(--tw-text-opacity, 1))}.text-gray-900{--tw-text-opacity: 1;color:rgb(17 24 39 / var(--tw-text-opacity, 1))}.text-green-100{--tw-text-opacity: 1;color:rgb(220 252 231 / var(--tw-text-opacity, 1))}.text-green-600{--tw-text-opacity: 1;color:rgb(22 163 74 / var(--tw-text-opacity, 1))}.text-green-800{--tw-text-opacity: 1;color:rgb(22 101 52 / var(--tw-text-opacity, 1))}.text-orange-600{--tw-text-opacity: 1;color:rgb(234 88 12 / var(--tw-text-opacity, 1))}.text-orange-800{--tw-text-opacity: 1;color:rgb(154 52 18 / var(--tw-text-opacity, 1))}.text-primary-600{--tw-text-opacity: 1;color:rgb(37 99 235 / var(--tw-text-opacity, 1))}.text-purple-600{--tw-text-opacity: 1;color:rgb(147 51 234 / var(--tw-text-opacity, 1))}.text-purple-800{--tw-text-opacity: 1;color:rgb(107 33 168 / var(--tw-text-opacity, 1))}.text-transparent{color:transparent}.text-white{--tw-text-opacity: 1;color:rgb(255 255 255 / var(--tw-text-opacity, 1))}.text-yellow-400{--tw-text-opacity: 1;color:rgb(250 204 21 / var(--tw-text-opacity, 1))}.opacity-70{opacity:.7}.mix-blend-multiply{mix-blend-mode:multiply}.shadow-2xl{--tw-shadow: 0 25px 50px -12px rgb(0 0 0 / .25);--tw-shadow-colored: 0 25px 50px -12px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.shadow-lg{--tw-shadow: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--tw-shadow-colored: 0 10px 15px -3px var(--tw-shadow-color), 0 4px 6px -4px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.shadow-md{--tw-shadow: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--tw-shadow-colored: 0 4px 6px -1px var(--tw-shadow-color), 0 2px 4px -2px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.shadow-sm{--tw-shadow: 0 1px 2px 0 rgb(0 0 0 / .05);--tw-shadow-colored: 0 1px 2px 0 var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.shadow-xl{--tw-shadow: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--tw-shadow-colored: 0 20px 25px -5px var(--tw-shadow-color), 0 8px 10px -6px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.blur-3xl{--tw-blur: blur(64px);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)}.blur-xl{--tw-blur: blur(24px);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)}.filter{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)}.backdrop-blur-sm{--tw-backdrop-blur: blur(4px);-webkit-backdrop-filter:var(--tw-backdrop-blur) var(--tw-backdrop-brightness) var(--tw-backdrop-contrast) var(--tw-backdrop-grayscale) var(--tw-backdrop-hue-rotate) var(--tw-backdrop-invert) var(--tw-backdrop-opacity) var(--tw-backdrop-saturate) var(--tw-backdrop-sepia);backdrop-filter:var(--tw-backdrop-blur) var(--tw-backdrop-brightness) var(--tw-backdrop-contrast) var(--tw-backdrop-grayscale) var(--tw-backdrop-hue-rotate) var(--tw-backdrop-invert) var(--tw-backdrop-opacity) var(--tw-backdrop-saturate) var(--tw-backdrop-sepia)}.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-colors{transition-property:color,background-color,border-color,text-decoration-color,fill,stroke;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-transform{transition-property:transform;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.duration-300{transition-duration:.3s}.text-gradient{background-image:linear-gradient(to right,var(--tw-gradient-stops));--tw-gradient-from: #2563eb var(--tw-gradient-from-position);--tw-gradient-to: rgb(37 99 235 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to);--tw-gradient-to: rgb(147 51 234 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), #9333ea var(--tw-gradient-via-position), var(--tw-gradient-to);--tw-gradient-to: #f59e0b var(--tw-gradient-to-position);-webkit-background-clip:text;background-clip:text;color:transparent}.text-gradient-primary{background-image:linear-gradient(to right,var(--tw-gradient-stops));--tw-gradient-from: #2563eb var(--tw-gradient-from-position);--tw-gradient-to: rgb(37 99 235 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to);--tw-gradient-to: #1d4ed8 var(--tw-gradient-to-position);-webkit-background-clip:text;background-clip:text;color:transparent}.container-custom{margin-left:auto;margin-right:auto;max-width:80rem;padding-left:1rem;padding-right:1rem}@media (min-width: 640px){.container-custom{padding-left:1.5rem;padding-right:1.5rem}}@media (min-width: 1024px){.container-custom{padding-left:2rem;padding-right:2rem}}.download-section{min-height:auto;position:relative;z-index:1}.download-section .container-custom{padding-top:1.5rem;padding-bottom:1.5rem}footer{min-height:auto;position:relative;z-index:1;margin-top:0}footer .container-custom{padding-top:1.5rem;padding-bottom:1.5rem}@media (max-width: 768px){.download-section .grid{grid-template-columns:repeat(1,minmax(0,1fr));gap:2rem}footer .grid{grid-template-columns:repeat(1,minmax(0,1fr));gap:1.5rem}}@media (min-width: 769px) and (max-width: 1023px){footer .grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:1.5rem}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}@keyframes bounce{0%,20%,53%,80%,to{animation-timing-function:cubic-bezier(.215,.61,.355,1);transform:translateZ(0)}40%,43%{animation-timing-function:cubic-bezier(.755,.05,.855,.06);transform:translate3d(0,-30px,0)}70%{animation-timing-function:cubic-bezier(.755,.05,.855,.06);transform:translate3d(0,-15px,0)}90%{transform:translate3d(0,-4px,0)}}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}@keyframes ripple{0%{transform:scale(0);opacity:1}to{transform:scale(4);opacity:0}}@keyframes shimmer{0%{background-position:-468px 0}to{background-position:468px 0}}@keyframes blob{0%{transform:translate(0) scale(1)}33%{transform:translate(30px,-50px) scale(1.1)}66%{transform:translate(-20px,20px) scale(.9)}to{transform:translate(0) scale(1)}}.animate-fade-in-up{animation:fadeInUp .6s ease-out}.animate-fade-in{animation:fadeIn .6s ease-out}.animate-slide-in-up{animation:slideInUp .5s ease-out}.animate-slide-in-right{animation:slideInRight .5s ease-out}.animate-bounce{animation:bounce .6s ease-out}.animate-pulse{animation:pulse .5s ease-out}.animate-blob{animation:blob 7s infinite}.animation-delay-150{animation-delay:.15s}.animation-delay-300{animation-delay:.3s}.animation-delay-450{animation-delay:.45s}.animation-delay-2000{animation-delay:2s}.animation-delay-4000{animation-delay:4s}.ripple-effect{position:absolute;border-radius:50%;background:#3b82f64d;animation:ripple .6s linear;pointer-events:none}.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#ffffffe6;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:9999;transition:opacity .3s ease}.loading-overlay.hidden{opacity:0;pointer-events:none}.loading-content{text-align:center;max-width:300px}.loading-spinner{width:40px;height:40px;border:4px solid #e5e7eb;border-top:4px solid #3b82f6;border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 16px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading-text{font-size:16px;color:#374151;margin-bottom:16px}.loading-progress{width:100%;height:4px;background:#e5e7eb;border-radius:2px;overflow:hidden}.loading-progress-bar{height:100%;background:linear-gradient(90deg,#3b82f6,#8b5cf6);border-radius:2px;transition:width .3s ease;width:0%}.scroll-progress-indicator{position:fixed;top:0;left:0;width:0%;height:3px;background:linear-gradient(90deg,#3b82f6,#8b5cf6);z-index:9999;transition:width .1s ease-out}.section-progress-indicators{position:fixed;right:20px;top:50%;transform:translateY(-50%);z-index:1000;display:flex;flex-direction:column;gap:8px}.section-indicator{width:8px;height:8px;border-radius:50%;background:#3b82f64d;cursor:pointer;transition:all .3s ease}.section-indicator:hover{background:#3b82f699;transform:scale(1.2)}.keyboard-focused{outline:3px solid #3b82f6!important;outline-offset:2px!important;box-shadow:0 0 0 6px #3b82f633!important}.focus-transition-indicator{position:fixed;border:2px solid #3b82f6;border-radius:4px;pointer-events:none;z-index:9999;transition:all .3s ease-out}.hover-lift{transition:transform .2s ease-out,box-shadow .2s ease-out}.hover-lift:hover{transform:translateY(-2px) scale(1.02);box-shadow:0 8px 25px #00000026}.click-feedback{transition:transform .1s ease-out}.click-feedback:active{transform:scale(.95)}.shimmer{background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}.parallax-container{overflow:hidden;will-change:transform}.parallax-element{will-change:transform;backface-visibility:hidden}.gpu-accelerated{transform:translateZ(0);will-change:transform;backface-visibility:hidden}@media (max-width: 768px){.section-progress-indicators{display:none}.parallax-element{transform:none!important}}@media (hover: none) and (pointer: coarse){.hover-lift:hover{transform:none;box-shadow:none}.ripple-effect{animation-duration:.3s}}.image-placeholder{background:linear-gradient(45deg,#f3f4f6 25%,transparent 25%),linear-gradient(-45deg,#f3f4f6 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#f3f4f6 75%),linear-gradient(-45deg,transparent 75%,#f3f4f6 75%);background-size:20px 20px;background-position:0 0,0 10px,10px -10px,-10px 0px;display:flex;align-items:center;justify-content:center;color:#6b7280;font-size:14px;border-radius:8px;border:1px solid #e5e7eb}@keyframes slideInRight{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}.animate-slide-in-right{animation:slideInRight .3s ease-out}#offline-message{transition:opacity .3s ease}#offline-message.hidden{opacity:0;pointer-events:none}#compatibility-warning{background:linear-gradient(135deg,#f59e0b,#d97706);box-shadow:0 4px 6px #0000001a}#error-toast{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.2)}.performance-mode *{animation:none!important;transition:none!important;transform:none!important;filter:none!important;-webkit-backdrop-filter:none!important;backdrop-filter:none!important}.performance-mode .parallax-element{transform:none!important}.performance-mode .animate-blob{animation:none!important}.no-animations *{animation-duration:0s!important;transition-duration:0s!important}#flexbox-fallback .grid-responsive{display:flex!important;flex-wrap:wrap!important}#flexbox-fallback .grid-responsive>*{flex:1 1 300px!important;margin:10px!important}@media (max-width: 768px){#flexbox-fallback .grid-responsive>*{flex:1 1 100%!important}}#fallback-font body,#fallback-font *{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Helvetica,Arial,sans-serif!important}#fallback-css body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;color:#333;margin:0;padding:0}#fallback-css .container-custom{max-width:1200px;margin:0 auto;padding:0 20px}#fallback-css .btn-primary{background:#3b82f6;color:#fff;padding:12px 24px;border:none;border-radius:6px;cursor:pointer}#fallback-css .btn-primary:hover{background:#2563eb}#fallback-css .feature-card{background:#fff;padding:24px;border-radius:8px;box-shadow:0 2px 8px #0000001a;margin-bottom:20px}#fallback-css nav{background:#fff;box-shadow:0 2px 4px #0000001a;padding:16px 0}#fallback-css .sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}@media (max-width: 768px){#fallback-css .container-custom{padding:0 16px}#fallback-css .feature-card{padding:16px}}.error-indicator{position:relative}.error-indicator:after{content:"!";position:absolute;top:-5px;right:-5px;width:16px;height:16px;background:#ef4444;color:#fff;border-radius:50%;font-size:10px;font-weight:700;display:flex;align-items:center;justify-content:center}.loading-failed{opacity:.5;filter:grayscale(100%);position:relative}.loading-failed:before{content:"加载失败";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#ef4444e6;color:#fff;padding:4px 8px;border-radius:4px;font-size:12px;z-index:10}.network-status{position:fixed;bottom:20px;left:20px;padding:8px 12px;border-radius:20px;font-size:12px;font-weight:500;z-index:1000;transition:all .3s ease}.network-status.online{background:#10b981;color:#fff}.network-status.offline{background:#ef4444;color:#fff}.network-status.slow{background:#f59e0b;color:#fff}.debug-mode .error-boundary{border:2px dashed #ef4444;background:#ef44441a;position:relative}.debug-mode .error-boundary:before{content:"Error Boundary";position:absolute;top:-10px;left:10px;background:#ef4444;color:#fff;padding:2px 6px;font-size:10px;border-radius:2px}@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.reduce-motion *,.reduce-motion *:before,.reduce-motion *:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}@media (prefers-contrast: high){body{filter:contrast(150%)}.text-gray-600{color:#000!important}.text-gray-500{color:#333!important}button,a,input,select,textarea{border:2px solid #000000}}@media (max-width: 479px){.container-custom{padding-left:.75rem;padding-right:.75rem}.hero-section .hero-title{font-size:1.875rem;line-height:2.25rem;line-height:1.25}.hero-section .hero-subtitle{font-size:1.125rem;line-height:1.75rem}.feature-card{padding:1rem}.btn-primary,.btn-secondary{padding:.5rem 1rem;font-size:1rem;line-height:1.5rem}}@media (min-width: 480px) and (max-width: 767px){.grid-responsive{grid-template-columns:repeat(1,minmax(0,1fr));gap:1.5rem}.hero-section .hero-features{grid-template-columns:repeat(1,minmax(0,1fr));gap:1rem}}@media (min-width: 768px) and (max-width: 1023px){.grid-responsive{grid-template-columns:repeat(2,minmax(0,1fr));gap:1.5rem}.hero-section .hero-features{grid-template-columns:repeat(3,minmax(0,1fr))}.container-custom{padding-left:1.5rem;padding-right:1.5rem}}@media (min-width: 1024px) and (max-width: 1279px){.grid-responsive{grid-template-columns:repeat(3,minmax(0,1fr));gap:2rem}.container-custom{padding-left:2rem;padding-right:2rem}}@media (min-width: 1280px){.grid-responsive{grid-template-columns:repeat(4,minmax(0,1fr));gap:2rem}.hero-section{padding-top:6rem;padding-bottom:6rem}@media (min-width: 1024px){.hero-section{padding-top:8rem;padding-bottom:8rem}}}@media (min-resolution: 192dpi){.responsive-image{image-rendering:-webkit-optimize-contrast;image-rendering:crisp-edges}}@media (orientation: landscape) and (max-height: 600px){.hero-section{padding-top:3rem;padding-bottom:3rem}.hero-section .hero-title{font-size:1.875rem;line-height:2.25rem}@media (min-width: 768px){.hero-section .hero-title{font-size:2.25rem;line-height:2.5rem}}.hero-section .hero-subtitle{font-size:1rem;line-height:1.5rem}@media (min-width: 768px){.hero-section .hero-subtitle{font-size:1.125rem;line-height:1.75rem}}}@media print{.hero-section,.download-section,nav,footer{display:none}.loading-overlay.hero-section,.loading-overlay .download-section,nav.loading-overlay,footer.loading-overlay{opacity:0;pointer-events:none}#offline-message.hero-section,#offline-message .download-section,#offline-message nav,#offline-message footer{opacity:0;pointer-events:none}.features-section,.voice-feature-section,.daily-practice-section,.tutorial-section{-moz-column-break-inside:avoid;break-inside:avoid}body{--tw-bg-opacity: 1;background-color:rgb(255 255 255 / var(--tw-bg-opacity, 1));--tw-text-opacity: 1;color:rgb(0 0 0 / var(--tw-text-opacity, 1))}}.high-contrast .hover\:text-gray-500:hover{color:#333!important}.group:hover .group-hover\:text-primary-600{color:#1d4ed8}.group:hover .group-hover\:text-accent-600{color:#dc2626}.hover\:-translate-y-2:hover{--tw-translate-y: -.5rem;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))}.hover\:scale-105:hover{--tw-scale-x: 1.05;--tw-scale-y: 1.05;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))}.hover\:border-green-200:hover{--tw-border-opacity: 1;border-color:rgb(187 247 208 / var(--tw-border-opacity, 1))}.hover\:border-primary-200:hover{--tw-border-opacity: 1;border-color:rgb(191 219 254 / var(--tw-border-opacity, 1))}.hover\:border-primary-300:hover{--tw-border-opacity: 1;border-color:rgb(147 197 253 / var(--tw-border-opacity, 1))}.hover\:border-purple-200:hover{--tw-border-opacity: 1;border-color:rgb(233 213 255 / var(--tw-border-opacity, 1))}.hover\:bg-gray-100:hover{--tw-bg-opacity: 1;background-color:rgb(243 244 246 / var(--tw-bg-opacity, 1))}.hover\:bg-white:hover{--tw-bg-opacity: 1;background-color:rgb(255 255 255 / var(--tw-bg-opacity, 1))}.hover\:from-blue-700:hover{--tw-gradient-from: #1d4ed8 var(--tw-gradient-from-position);--tw-gradient-to: rgb(29 78 216 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.hover\:from-green-700:hover{--tw-gradient-from: #15803d var(--tw-gradient-from-position);--tw-gradient-to: rgb(21 128 61 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.hover\:from-primary-700:hover{--tw-gradient-from: #1d4ed8 var(--tw-gradient-from-position);--tw-gradient-to: rgb(29 78 216 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.hover\:to-blue-800:hover{--tw-gradient-to: #1e40af var(--tw-gradient-to-position)}.hover\:to-green-800:hover{--tw-gradient-to: #166534 var(--tw-gradient-to-position)}.hover\:text-blue-400:hover{--tw-text-opacity: 1;color:rgb(96 165 250 / var(--tw-text-opacity, 1))}.hover\:text-gray-500:hover{--tw-text-opacity: 1;color:rgb(107 114 128 / var(--tw-text-opacity, 1))}.hover\:text-green-400:hover{--tw-text-opacity: 1;color:rgb(74 222 128 / var(--tw-text-opacity, 1))}.hover\:text-white:hover{--tw-text-opacity: 1;color:rgb(255 255 255 / var(--tw-text-opacity, 1))}.hover\:shadow-2xl:hover{--tw-shadow: 0 25px 50px -12px rgb(0 0 0 / .25);--tw-shadow-colored: 0 25px 50px -12px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.hover\:shadow-xl:hover{--tw-shadow: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--tw-shadow-colored: 0 20px 25px -5px var(--tw-shadow-color), 0 8px 10px -6px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.focus\:not-sr-only:focus{position:static;width:auto;height:auto;padding:0;margin:0;overflow:visible;clip:auto;white-space:normal}.focus\:absolute:focus{position:absolute}.focus\:left-4:focus{left:1rem}.focus\:top-4:focus{top:1rem}.focus\:outline-none:focus{outline:2px solid transparent;outline-offset:2px}.focus\:ring-2:focus{--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000)}.focus\:ring-inset:focus{--tw-ring-inset: inset}.focus\:ring-primary-500:focus{--tw-ring-opacity: 1;--tw-ring-color: rgb(59 130 246 / var(--tw-ring-opacity, 1))}.focus\:ring-white:focus{--tw-ring-opacity: 1;--tw-ring-color: rgb(255 255 255 / var(--tw-ring-opacity, 1))}.focus\:ring-offset-2:focus{--tw-ring-offset-width: 2px}.focus\:ring-offset-primary-600:focus{--tw-ring-offset-color: #2563eb}.group:hover .group-hover\:translate-x-1{--tw-translate-x: .25rem;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))}.group:hover .group-hover\:scale-110{--tw-scale-x: 1.1;--tw-scale-y: 1.1;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))}.group:hover .group-hover\:bg-white\/30{background-color:#ffffff4d}.group:hover .group-hover\:text-accent-600{--tw-text-opacity: 1;color:rgb(217 119 6 / var(--tw-text-opacity, 1))}.group:hover .group-hover\:text-green-600{--tw-text-opacity: 1;color:rgb(22 163 74 / var(--tw-text-opacity, 1))}.group:hover .group-hover\:text-primary-600{--tw-text-opacity: 1;color:rgb(37 99 235 / var(--tw-text-opacity, 1))}.group:hover .group-hover\:text-purple-600{--tw-text-opacity: 1;color:rgb(147 51 234 / var(--tw-text-opacity, 1))}@media (min-width: 640px){.sm\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.sm\:flex-row{flex-direction:row}.sm\:px-3{padding-left:.75rem;padding-right:.75rem}}@media (min-width: 768px){.md\:block{display:block}.md\:hidden{display:none}.md\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.md\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.md\:grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.md\:flex-row{flex-direction:row}.md\:justify-start{justify-content:flex-start}.md\:space-y-0>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(0px * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(0px * var(--tw-space-y-reverse))}.md\:text-left{text-align:left}.md\:text-2xl{font-size:1.5rem;line-height:2rem}.md\:text-4xl{font-size:2.25rem;line-height:2.5rem}.md\:text-5xl{font-size:3rem;line-height:1}.md\:text-6xl{font-size:3.75rem;line-height:1}}@media (min-width: 1024px){.lg\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.lg\:grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.lg\:justify-start{justify-content:flex-start}.lg\:py-32{padding-top:8rem;padding-bottom:8rem}.lg\:text-7xl{font-size:4.5rem;line-height:1}}
