.LearningPath_wrap__8rqq5{background:var(--color-bg-page)}.LearningPath_inner__GgL62{max-width:1160px;margin:0 auto;padding:48px 24px 72px}.LearningPath_levels__p3imX{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,400px));justify-content:start;grid-gap:24px;gap:24px;margin:0;padding:0;list-style:none}.LearningPath_level__c_CMH{display:flex;flex-direction:column;padding:24px;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:6px}.LearningPath_level-head__CQZj2{margin-bottom:16px;padding-bottom:16px;border-bottom:1px solid var(--color-border-light)}.LearningPath_level-badge__1XVkF{display:inline-block;margin-bottom:8px;padding:2px 10px;font-size:12px;font-weight:600;letter-spacing:.02em;color:var(--color-primary);background:var(--color-primary-bg);border-radius:999px}.LearningPath_level-name__XeA6j{margin:0 0 4px;font-size:18px;font-weight:700;color:var(--color-text-title)}.LearningPath_level-hint__pfiDH{margin:0;font-size:13px;line-height:1.5;color:var(--color-text-tertiary)}.LearningPath_steps__E_nBa{display:flex;flex-direction:column;gap:4px;margin:0;padding:0;list-style:none}.LearningPath_step-link__xws7J{display:flex;gap:12px;padding:10px;border-radius:6px;text-decoration:none;transition:background .15s ease}.LearningPath_step-link__xws7J:hover{background:var(--color-bg-hover)}.LearningPath_step-index__KH88v{flex:0 0 22px;height:22px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;color:var(--color-text-tertiary);background:var(--color-bg-page);border:1px solid var(--color-border-light);border-radius:6px}.LearningPath_step-body__BGAMC{display:flex;flex-direction:column;gap:4px;min-width:0}.LearningPath_step-title__hry1D{font-size:15px;font-weight:600;line-height:1.4;color:var(--color-text-primary)}.LearningPath_step-link__xws7J:hover .LearningPath_step-title__hry1D{color:var(--color-primary)}.LearningPath_step-summary__xWezR{font-size:13px;line-height:1.5;color:var(--color-text-secondary);display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.LearningPath_step-meta__E7ZoM{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--color-text-tertiary)}.LearningPath_step-tag__sKgnT{padding:1px 8px;background:var(--color-bg-page);border-radius:999px}@media (max-width:640px){.LearningPath_inner__GgL62{padding:40px 16px 32px}.LearningPath_title__jDWHK{font-size:24px}}.PageHero_hero__6cfl0{position:relative;isolation:isolate;overflow:hidden;background:#0b1220;border-bottom:1px solid rgba(255,255,255,.08)}.PageHero_hero__6cfl0:before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:.45;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='matrix' values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 1 0 0 0 0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='gamma' exponent='4'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");background-repeat:repeat}.PageHero_inner__vNEiC{position:relative;max-width:1200px;margin:0 auto;padding:92px 32px 60px}.PageHero_eyebrow__ATRzN{display:flex;align-items:center;gap:12px;margin:0 0 24px;font-size:12px;font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:#6ee7b7}.PageHero_eyebrow__ATRzN:before{content:"";width:28px;height:1px;background:#6ee7b7}.PageHero_title__LDHC_{margin:0 0 18px;font-family:var(--font-display),var(--font-display-cjk),Georgia,"Times New Roman",serif;font-size:46px;font-weight:600;font-synthesis:none;line-height:1.22;letter-spacing:-.02em;color:#f8fafc}html[lang^=zh] .PageHero_title__LDHC_{line-height:1.5;letter-spacing:0}.PageHero_sub__K8uBK{max-width:620px;margin:0;font-size:17px;line-height:1.75;color:rgba(248,250,252,.62)}.PageHero_slot__zNABw{margin-top:28px}.PageHero_mark__VwEio{position:absolute;top:50%;right:32px;transform:translateY(-50%);width:420px;height:250px;pointer-events:none;z-index:-1}@media (max-width:1160px){.PageHero_mark__VwEio{display:none}}.PageHero_mark-climb__bfwFl,.PageHero_mark-curve-light__swRPU,.PageHero_mark-curve-tip__emrdf,.PageHero_mark-curve__2laWx,.PageHero_mark-hair__pcj6D,.PageHero_mark-lattice__AYo9a,.PageHero_mark-line-accent__ggj83,.PageHero_mark-line__Axw7E,.PageHero_mark-node__cEZsu,.PageHero_mark-pass__VH0Ko,.PageHero_mark-plate__yd5RS,.PageHero_mark-ring__2ZJqP,.PageHero_mark-stop__SFq8v,.PageHero_mark-tick-fine__xyESK,.PageHero_mark-tick__JS9C7{fill:none}.PageHero_mark-plate__yd5RS{stroke:rgba(148,163,184,.18);stroke-width:1}.PageHero_mark-hair__pcj6D{stroke:rgba(148,163,184,.22);stroke-width:1}.PageHero_mark-lattice__AYo9a{stroke:rgba(148,163,184,.4);stroke-width:1.8;stroke-linecap:round;stroke-dasharray:.01 15.99}.PageHero_mark-curve__2laWx{stroke:rgba(148,163,184,.34);stroke-width:1.5;stroke-linecap:round}.PageHero_mark-line__Axw7E{stroke:rgba(148,163,184,.36);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}.PageHero_mark-line-accent__ggj83{stroke:rgba(52,211,153,.6);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.PageHero_mark-tick__JS9C7{stroke:rgba(148,163,184,.32);stroke-width:24;stroke-dasharray:1.5 22.5 1.5 30.5 1.5 38.5 1.5 46.5 1.5 54.5}.PageHero_mark-tick-fine__xyESK{stroke:rgba(148,163,184,.22);stroke-width:8;stroke-dasharray:1 7}.PageHero_mark-node__cEZsu{stroke:rgba(148,163,184,.42);stroke-width:1.25}.PageHero_mark-ring__2ZJqP{stroke:rgba(52,211,153,.45);stroke-width:1}@keyframes PageHero_mark-climb__bfwFl{0%{stroke-dashoffset:0;opacity:0}4%,46%{opacity:1}50%{stroke-dashoffset:-370;opacity:0}to{stroke-dashoffset:-370;opacity:0}}.PageHero_mark-climb__bfwFl{stroke:rgba(52,211,153,.95);stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:10 360;opacity:0;animation:PageHero_mark-climb__bfwFl 9s linear infinite}@keyframes PageHero_mark-node-hit___p93z{0%{stroke:rgba(148,163,184,.42)}3%{stroke:rgba(148,163,184,.95)}14%,to{stroke:rgba(148,163,184,.42)}}@keyframes PageHero_mark-ring-hit__iRtIM{0%{stroke:rgba(52,211,153,.45)}3%{stroke:rgba(52,211,153,.95)}14%,to{stroke:rgba(52,211,153,.45)}}.PageHero_mark-node--1__zzspU{animation:PageHero_mark-node-hit___p93z 9s linear 1.24s infinite}.PageHero_mark-node--2__wAOJ4{animation:PageHero_mark-node-hit___p93z 9s linear 2.48s infinite}.PageHero_mark-node--3__anXme{animation:PageHero_mark-node-hit___p93z 9s linear 3.72s infinite}.PageHero_mark-ring--end__D_iBv{animation:PageHero_mark-ring-hit__iRtIM 9s linear 4.5s infinite}@keyframes PageHero_mark-curve-light__swRPU{0%{stroke-dashoffset:0;opacity:0}4%,46%{opacity:1}50%{stroke-dashoffset:-280.22;opacity:0}to{stroke-dashoffset:-280.22;opacity:0}}.PageHero_mark-curve-light__swRPU{stroke:rgba(52,211,153,.95);stroke-width:2.5;stroke-linecap:round;stroke-dasharray:10 270.22;opacity:0;animation:PageHero_mark-curve-light__swRPU 9s linear infinite}.PageHero_mark-curve-tip__emrdf{stroke:rgba(148,163,184,.42);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;animation:PageHero_mark-node-hit___p93z 9s linear 4.5s infinite}@media (prefers-reduced-motion:reduce){.PageHero_mark-climb__bfwFl,.PageHero_mark-curve-light__swRPU,.PageHero_mark-curve-tip__emrdf,.PageHero_mark-node--1__zzspU,.PageHero_mark-node--2__wAOJ4,.PageHero_mark-node--3__anXme,.PageHero_mark-ring--end__D_iBv{animation:none}}.PageHero_mark-stop__SFq8v{stroke:rgba(148,163,184,.7);stroke-width:2.5;stroke-linecap:round}@keyframes PageHero_mark-pass__VH0Ko{0%{stroke-dashoffset:0;opacity:0}4%,46%{opacity:1}50%{stroke-dashoffset:-240;opacity:0}to{stroke-dashoffset:-240;opacity:0}}.PageHero_mark-pass__VH0Ko{stroke:rgba(52,211,153,.95);stroke-width:2.5;stroke-linecap:round;stroke-dasharray:10 230;opacity:0;animation:PageHero_mark-pass__VH0Ko 9s linear infinite}@keyframes PageHero_mark-arrive__iCMv0{0%{fill:rgba(52,211,153,.85)}3%{fill:rgba(110,231,183,1)}14%,to{fill:rgba(52,211,153,.85)}}.PageHero_mark-node--arrive__K682x{animation:PageHero_mark-arrive__iCMv0 9s linear 4.5s infinite}@media (prefers-reduced-motion:reduce){.PageHero_mark-node--arrive__K682x,.PageHero_mark-pass__VH0Ko{animation:none}}@keyframes PageHero_mark-scan__S_8AL{0%{stroke-dashoffset:0;opacity:0}4%,46%{opacity:1}50%{stroke-dashoffset:-104;opacity:0}to{stroke-dashoffset:-104;opacity:0}}.PageHero_mark-scan__S_8AL{stroke:rgba(52,211,153,.95);stroke-width:2.5;stroke-linecap:round;stroke-dasharray:8 96;opacity:0;animation:PageHero_mark-scan__S_8AL 9s linear infinite}@media (prefers-reduced-motion:reduce){.PageHero_mark-scan__S_8AL{animation:none}}.PageHero_mark-node-accent__3UPdo{fill:rgba(52,211,153,.85)}.PageHero_mark-num__s3TqA{font-family:var(--font-mono,"SFMono-Regular",Consolas,monospace);font-size:9px;letter-spacing:.06em;text-anchor:middle;dominant-baseline:central;fill:rgba(148,163,184,.5)}.PageHero_mark-num--accent__MSpzT{fill:rgba(52,211,153,.7)}@media (max-width:640px){.PageHero_inner__vNEiC{padding:68px 20px 48px}.PageHero_title__LDHC_{font-size:34px}.PageHero_sub__K8uBK{font-size:16px}}.page_page__CEd8l{min-height:100vh}.page_tool-section__0Wef_{background:var(--color-bg-card);border-bottom:1px solid var(--color-border-light)}.page_tool-inner__M2yqu{max-width:1160px;margin:0 auto;padding:48px 32px 64px}.page_section__mXVtb{padding:72px 0}.page_section--alt__v59Oe{background:var(--color-bg-page);border-top:1px solid var(--color-border-light);border-bottom:1px solid var(--color-border-light)}.page_section-inner__4dTDA{max-width:1160px;margin:0 auto;padding:0 32px}.page_section-title__JAGiZ{margin:0 0 20px;font-family:var(--font-display),var(--font-display-cjk),Georgia,"Times New Roman",serif;font-size:28px;font-weight:600;font-synthesis:none;letter-spacing:-.01em;color:var(--color-text-title)}html[lang^=zh] .page_section-title__JAGiZ{line-height:1.5;letter-spacing:0}.page_section-lead__bLry_{max-width:720px;margin:0 0 28px;font-size:16px;line-height:1.75;color:var(--color-text-secondary)}.page_faq__UCVhY{max-width:780px;margin:0}.page_faq-item__F5TJD+.page_faq-item__F5TJD{margin-top:28px;padding-top:28px;border-top:1px solid var(--color-border-light)}.page_faq-q__kB9g6{margin:0 0 10px;font-size:17px;font-weight:600;color:var(--color-text-title)}.page_faq-a__qY5YW{margin:0;font-size:15px;line-height:1.8;color:var(--color-text-secondary)}.page_next-grid__l4OAw{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:1px;gap:1px;background:var(--color-border-light);border:1px solid var(--color-border-light)}.page_next-card__OKWY5{display:flex;flex-direction:column;gap:8px;padding:24px;background:var(--color-bg-card);text-decoration:none;transition:background .15s ease}.page_next-card__OKWY5:hover{background:var(--color-primary-bg)}.page_next-card-title__CIMxU{font-size:16px;font-weight:600;color:var(--color-text-title)}.page_next-card-desc__Oqlj4{font-size:14px;line-height:1.7;color:var(--color-text-secondary)}@media (max-width:860px){.page_next-grid__l4OAw{grid-template-columns:1fr}}@media (max-width:640px){.page_section-inner__4dTDA,.page_tool-inner__M2yqu{padding-left:20px;padding-right:20px}.page_section__mXVtb{padding:48px 0}.page_section-title__JAGiZ{font-size:24px}}.page_page__1B8at{min-height:100vh}.page_tool-section__tcgCo{background:var(--color-bg-card);border-bottom:1px solid var(--color-border-light)}.page_tool-inner__6RzAF{max-width:1160px;margin:0 auto;padding:48px 32px 64px}.page_section___Edsl{padding:72px 0}.page_section--alt__HqaUC{background:var(--color-bg-page);border-top:1px solid var(--color-border-light);border-bottom:1px solid var(--color-border-light)}.page_section-inner__pYH_N{max-width:1160px;margin:0 auto;padding:0 32px}.page_section-title__Y1zaj{margin:0 0 20px;font-family:var(--font-display),var(--font-display-cjk),Georgia,"Times New Roman",serif;font-size:28px;font-weight:600;font-synthesis:none;letter-spacing:-.01em;color:var(--color-text-title)}html[lang^=zh] .page_section-title__Y1zaj{line-height:1.5;letter-spacing:0}.page_section-lead__yl3Ew{max-width:720px;margin:0 0 28px;font-size:16px;line-height:1.75;color:var(--color-text-secondary)}.page_faq__b6XDO{max-width:780px;margin:0}.page_faq-item__J6CMB+.page_faq-item__J6CMB{margin-top:28px;padding-top:28px;border-top:1px solid var(--color-border-light)}.page_faq-q__WlkHB{margin:0 0 10px;font-size:17px;font-weight:600;color:var(--color-text-title)}.page_faq-a__ZoG5Y{margin:0;font-size:15px;line-height:1.8;color:var(--color-text-secondary)}.page_next-grid__lzVlx{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:1px;gap:1px;background:var(--color-border-light);border:1px solid var(--color-border-light)}.page_next-card__iumov{display:flex;flex-direction:column;gap:8px;padding:24px;background:var(--color-bg-card);text-decoration:none;transition:background .15s ease}.page_next-card__iumov:hover{background:var(--color-primary-bg)}.page_next-card-title__jJ7Oz{font-size:16px;font-weight:600;color:var(--color-text-title)}.page_next-card-desc__Giodr{font-size:14px;line-height:1.7;color:var(--color-text-secondary)}@media (max-width:860px){.page_next-grid__lzVlx{grid-template-columns:1fr}}@media (max-width:640px){.page_section-inner__pYH_N,.page_tool-inner__6RzAF{padding-left:20px;padding-right:20px}.page_section___Edsl{padding:48px 0}.page_section-title__Y1zaj{font-size:24px}}.page_page__vRfCA{min-height:100vh}.page_empty__qc6Em{max-width:1160px;margin:0 auto;padding:64px 24px 96px;text-align:center;color:var(--color-text-tertiary)}.page_page__pIQcW{overflow-x:hidden;background:#f9fafb}.page_hero-search__46fcw{max-width:420px}.page_hero-search-input__1a58Q.semi-input-wrapper{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.14);border-radius:4px}.page_hero-search-input__1a58Q.semi-input-wrapper-focus{border-color:rgba(52,211,153,.55)}.page_hero-search-input__1a58Q .semi-input{color:#f1f5f9}.page_hero-search-input__1a58Q .semi-input::placeholder{color:rgba(255,255,255,.25)}.page_hero-search-icon__zlTKD{color:rgba(255,255,255,.32)}.page_hero-search-btn__QUXUg{border-radius:3px}.page_content__2tLqr{padding:40px 0 88px}.page_content-inner__Yls8N{max-width:1200px;margin:0 auto;padding:0 32px}.page_layout__ppCjF{display:flex;align-items:flex-start;gap:40px}.page_sidebar__nfI0V{flex-shrink:0;width:180px;position:-webkit-sticky;position:sticky;top:84px}.page_main__dCJwc{flex:1 1;min-width:0}.page_tabs__6wSce .semi-tabs-bar-left{width:100%}.page_tab__YBc08{display:flex;align-items:baseline;justify-content:space-between;gap:12px;width:100%}.page_tab-label__qrf21{overflow:hidden;text-overflow:ellipsis}.page_tab-count__J3XYB{flex-shrink:0;font-size:12px;font-weight:500;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;color:#a0a8b8}@media (max-width:860px){.page_layout__ppCjF{flex-direction:column;gap:0}.page_sidebar__nfI0V{position:static;width:100%;margin-bottom:28px}.page_tabs__6wSce .semi-tabs-bar-left{flex-direction:row;gap:6px;padding-bottom:16px;border-bottom:1px solid #eaecf0;overflow-x:auto;scrollbar-width:none}.page_tabs__6wSce .semi-tabs-bar-left::-webkit-scrollbar{display:none}.page_tab__YBc08{gap:6px;font-size:13px}}.page_grid__8yVJQ{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:24px;gap:24px}@media (min-width:1160px){.page_grid__8yVJQ{grid-template-columns:repeat(3,minmax(0,1fr))}}.page_spinner__yaGBJ{display:flex;justify-content:center;padding:80px 0}.page_empty__OFzhp{padding:80px 0;font-size:14px;color:#86909c;text-align:center}.page_card__ybImb{display:flex;flex-direction:column;width:100%;overflow:hidden;border:1px solid #eaecf0;border-radius:6px;background:rgba(255,255,255,.98);box-shadow:0 14px 34px rgba(15,23,42,.05);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.page_card__ybImb:hover{border-color:#D1FAE5;box-shadow:0 24px 48px rgba(15,23,42,.09);transform:translateY(-3px)}.page_card-cover__wJfTk{position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;background:#f2f4f7}.page_card-cover-img__Mewf0{width:100%;height:100%;object-fit:cover}.page_card-cover-placeholder__ziym5{width:100%;height:100%;background:linear-gradient(135deg,#EDF2FF,#f8fafc)}.page_card-category__p08UF{position:absolute;top:14px;left:14px;display:inline-flex;align-items:center;padding:6px 10px;font-size:11px;font-weight:700;color:#059669;background:rgba(255,255,255,.92);border:1px solid rgba(224,231,255,.96);border-radius:999px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.page_card-body__Gmetn{flex:1 1;display:flex;flex-direction:column;padding:20px 20px 22px}.page_card-title__4QhN_{margin-bottom:10px;font-size:18px;font-weight:700;line-height:1.45;color:#111827;-webkit-line-clamp:2}.page_card-summary__VgHBk,.page_card-title__4QhN_{display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden}.page_card-summary__VgHBk{flex:1 1;margin-bottom:16px;font-size:14px;line-height:1.75;color:#667085;-webkit-line-clamp:3}.page_card-meta__oAibo{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12px;color:#98a2b3}.page_card-author__5158Y{font-weight:600;color:#344054}.page_card-date__m0qvP{color:#667085}.page_card-stat__Q2cxB{display:inline-flex;align-items:center;gap:4px}.page_card-read-time__Sq9jL{margin-left:auto;color:#667085}.page_pagination-wrap__9VW2_{display:flex;justify-content:center;margin-top:40px}@media (max-width:640px){.page_content-inner__Yls8N{padding-left:16px;padding-right:16px}.page_content__2tLqr{padding:16px 0 48px}.page_sidebar__nfI0V{margin-bottom:20px}.page_grid__8yVJQ{grid-template-columns:1fr;gap:20px}.page_card__ybImb{border-radius:6px}.page_card-body__Gmetn{padding:18px 18px 20px}.page_card-title__4QhN_{font-size:17px}.page_card-read-time__Sq9jL{margin-left:0}}.page_vnav__hC04S{display:flex;flex-wrap:nowrap;align-items:center;justify-content:safe center;gap:6px;margin:44px auto 0;padding:0 8px;overflow-x:auto;scroll-behavior:smooth;-webkit-overflow-scrolling:touch;scrollbar-width:none}.page_vnav__hC04S::-webkit-scrollbar{display:none}.page_vnav-item__oGFvQ{position:relative;padding:10px 18px 16px;font-size:15px;font-weight:600;color:rgba(255,255,255,.55);text-decoration:none;white-space:nowrap;flex-shrink:0;border-bottom:2px solid transparent;transition:color .15s,border-color .15s}.page_vnav-item__oGFvQ:hover{color:rgba(255,255,255,.88)}.page_vnav-item--active__gHs5G,.page_vnav-item--active__gHs5G:hover{color:#fff;border-bottom-color:#34D399}.page_hero-cta__ZBKhP{display:inline-flex;align-items:center;gap:4px;margin-top:18px;font-size:14px;font-weight:600;color:#A7F3D0;text-decoration:none;transition:color .15s,transform .15s}.page_hero-cta__ZBKhP:hover{color:#fff;transform:translateX(2px)}@media (max-width:640px){.page_vnav__hC04S{margin-top:28px;justify-content:safe flex-start}.page_vnav-item__oGFvQ{padding:8px 14px 14px;font-size:14px}}