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1px 3px 0 var(--tw-shadow-color,#0000001a), 0 1px 2px -1px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow),var(--tw-inset-ring-shadow),var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow)}.ring{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow),var(--tw-inset-ring-shadow),var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow)}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.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,)}.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-filter{-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,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}.transition-colors{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}.select-text{-webkit-user-select:text;user-select:text}@media(hover:hover){.group-hover\:bg-accent:is(:where(.group):hover *){background-color:var(--accent)}.hover\:border-accent:hover{border-color:var(--accent)}.hover\:bg-surface-warm:hover{background-color:var(--surface-warm)}.hover\:bg-white\/10:hover{background-color:#ffffff1a}@supports (color:color-mix(in lab,red,red)){.hover\:bg-white\/10:hover{background-color:color-mix(in oklab,var(--color-white) 10%,transparent)}}.hover\:text-fg:hover{color:var(--fg)}.hover\:underline:hover{text-decoration-line:underline}.hover\:decoration-2:hover{text-decoration-thickness:2px}}@media(min-width:40rem){.sm\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.sm\:px-6{padding-inline:calc(var(--spacing) * 6)}.sm\:text-4xl{font-size:var(--text-4xl);line-height:var(--tw-leading,var(--text-4xl--line-height))}}@media(min-width:48rem){.md\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(min-width:64rem){.lg\:block{display:block}.lg\:grid{display:grid}.lg\:hidden{display:none}.lg\:grid-cols-\[minmax\(0\,1fr\)_220px\]{grid-template-columns:minmax(0,1fr) 220px}.lg\:gap-10{gap:calc(var(--spacing) * 10)}}.\[\&_a\]\:font-semibold a{--tw-font-weight:var(--font-weight-semibold);font-weight:var(--font-weight-semibold)}.\[\&_a\]\:text-fg a{color:var(--fg)}.\[\&_a\]\:underline a{text-decoration-line:underline}.\[\&_a\]\:decoration-accent a{-webkit-text-decoration-color:var(--accent);text-decoration-color:var(--accent)}.\[\&_a\]\:underline-offset-4 a{text-underline-offset:4px}.\[\&_a\:hover\]\:decoration-2 a:hover{text-decoration-thickness:2px}.\[\&_code\]\:font-mono code{font-family:var(--font-mono)}.\[\&_code\]\:text-sm code{font-size:var(--text-sm);line-height:var(--tw-leading,var(--text-sm--line-height))}.\[\&_code\]\:break-words code{overflow-wrap:break-word}.\[\&_figcaption\]\:mt-1 figcaption{margin-top:var(--spacing)}.\[\&_figcaption\]\:text-xs figcaption{font-size:var(--text-xs);line-height:var(--tw-leading,var(--text-xs--line-height))}.\[\&_figcaption\]\:leading-5 figcaption{--tw-leading:calc(var(--spacing) * 5);line-height:calc(var(--spacing) * 5)}.\[\&_figcaption\]\:text-muted figcaption{color:var(--muted)}.\[\&_figure\]\:m-0 figure{margin:0}.\[\&_img\]\:mt-2 img{margin-top:calc(var(--spacing) * 2)}.\[\&_img\]\:w-full img{width:100%}.\[\&_img\]\:rounded-lg img{border-radius:var(--radius-lg)}.\[\&_img\]\:border img{border-style:var(--tw-border-style);border-width:1px}.\[\&_img\]\:border-line img{border-color:var(--border)}.\[\&_pre\]\:overflow-x-auto pre{overflow-x:auto}.\[\&_pre\]\:rounded-code pre{border-radius:var(--radius-code)}.\[\&_pre\]\:bg-code-bg pre{background-color:var(--code-bg)}.\[\&_pre\]\:p-4 pre{padding:calc(var(--spacing) * 4)}.\[\&_pre_code\]\:bg-transparent pre code{background-color:#0000}.\[\&_pre_code\]\:p-0 pre code{padding:0}.\[\&_pre_code\]\:text-surface pre code{color:var(--surface)}.\[\&_video\]\:mt-2 video{margin-top:calc(var(--spacing) * 2)}.\[\&_video\]\:w-full video{width:100%}.\[\&_video\]\:rounded-lg video{border-radius:var(--radius-lg)}.path-grid{gap:var(--space-5);grid-template-columns:repeat(4,1fr);display:grid;position:relative}.path-grid:before{content:"";border-top:2px dashed var(--border);z-index:0;position:absolute;top:46px;left:6%;right:6%}.path-step{z-index:1;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-6);position:relative}.step-num{background:var(--fg);width:44px;height:44px;color:var(--surface-warm);font-family:var(--font-mono);font-weight:700;font-size:var(--text-base);margin-bottom:var(--space-4);border-radius:14px;place-items:center;display:grid}.path-step h3{font-size:var(--text-lg);margin-bottom:var(--space-2);font-weight:800}.path-step p{font-size:var(--text-sm);color:var(--fg-2)}.detail-actions{gap:var(--space-4);margin-top:var(--space-8);flex-wrap:wrap;display:flex}}:root{--bg:#fff8d7;--surface:#fff;--surface-warm:#ffef9f;--fg:#1d1836;--fg-2:#4c426c;--muted:#796f91;--border:#eadfba;--border-soft:#f5eccd;--accent:#ff6b00;--accent-hover:var(--accent)}@supports (color:color-mix(in lab,red,red)){:root{--accent-hover:color-mix(in oklab, var(--accent), black 8%)}}:root{--accent-active:var(--accent)}@supports (color:color-mix(in lab,red,red)){:root{--accent-active:color-mix(in oklab, var(--accent), black 14%)}}:root{--success:#2e9d57;--warn:#ffb020;--danger:#e5484d;--code-bg:#1d1836;--font-sans:"PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", Inter, system-ui, sans-serif;--font-mono:"SF Mono", ui-monospace, "JetBrains Mono", Menlo, Consolas, monospace;--text-xs:12px;--text-sm:14px;--text-base:16px;--text-lg:18px;--text-xl:24px;--text-2xl:36px;--text-3xl:54px;--text-4xl:76px;--leading-body:1.52;--leading-tight:1.06;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-12:48px;--section-y-desktop:96px;--section-y-tablet:68px;--section-y-phone:48px;--radius-sm:10px;--radius-md:16px;--radius-lg:24px;--radius-pill:9999px;--radius-card:24px;--radius-btn:16px;--radius-code:10px;--elev-ring:0 0 0 1px var(--border);--elev-raised:0 18px 44px #1d183624;--focus-ring:0 0 0 4px #ff6b0042;--motion-fast:.15s;--motion-base:.24s;--ease-standard:cubic-bezier(.2, 0, 0, 1);--container-max:1180px;--container-gutter-desktop:36px;--container-gutter-tablet:24px;--container-gutter-phone:16px}@media(max-width:1020px){.hero-inner,.detail-hero-inner{gap:var(--space-12);padding-block:var(--space-12) var(--section-y-tablet);grid-template-columns:1fr}.path-grid{grid-template-columns:repeat(2,1fr)}.path-grid:before{display:none}.course-grid,.loop-grid{grid-template-columns:repeat(2,1fr)}.tracks-grid,.aud-grid,.aud-grid-3,.pager{grid-template-columns:1fr}.pager--next a,a.pager--next{text-align:left}.section{padding-block:var(--section-y-tablet)}.header-inner{flex-wrap:wrap;row-gap:2px;height:auto;padding-block:10px}.site-nav{gap:var(--space-5);scrollbar-width:none;flex-basis:100%;order:3;padding-bottom:4px;overflow-x:auto}.site-nav::-webkit-scrollbar{display:none}.site-nav a{flex:none;padding:12px 2px}section{scroll-margin-top:128px}}@media(max-width:760px){.wrap{padding-inline:var(--container-gutter-tablet)}}@media(max-width:680px){.section{padding-block:var(--section-y-phone)}.wrap{padding-inline:var(--container-gutter-phone)}.hero-inner{padding-block:var(--space-8) var(--section-y-phone)}.hero-actions .btn,.detail-actions .btn{width:100%}.hc-1,.hc-2,.hc-3{width:100%;margin:0;transform:none}.hero-stack{gap:var(--space-4);padding-bottom:0;display:grid}.hero-stack:before,.hero-stack:after{display:none}.course-grid,.loop-grid,.feature-grid{grid-template-columns:1fr}.track{padding:var(--space-6)}.cta-band{padding:var(--space-12) var(--space-5)}.footer-grid{gap:var(--space-8)}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}