:root{--blue:#1739ed;--yellow:#ffc629;--ink:#1c2230;--muted:#616b7c;--line:#e4e8ef;--soft:#f3f5fa;--radius:20px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;color:var(--ink);background:#fff;font-family:'PingFang SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;font-size:1rem;line-height:1.7;-webkit-font-smoothing:antialiased}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.25}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}img{display:block;max-width:100%}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible{outline:3px solid var(--blue);outline-offset:5px}::selection{color:var(--blue);background:#e0e7ff}[hidden]{display:none!important}.container{width:min(1180px,calc(100% - 96px));margin-inline:auto}.skip-link{position:fixed;left:16px;top:-100px;z-index:100;padding:12px 20px;color:#fff;background:var(--blue);border-radius:8px}.skip-link:focus{top:16px}.reading-progress{position:fixed;top:0;left:0;height:3px;width:100%;background:var(--blue);transform:scaleX(0);transform-origin:left;z-index:80;pointer-events:none}.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}.header-inner{min-height:96px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;gap:12px;align-items:center;min-width:0}.brand-mark{display:flex;align-items:center;justify-content:center;width:46px;height:46px;flex:none;color:#fff;font-weight:800;font-size:1.4375rem;background:var(--blue);border-radius:12px;position:relative}.brand-mark:after{content:'';width:9px;height:9px;position:absolute;right:-3px;top:-3px;background:var(--yellow);border:2px solid #fff;border-radius:50%}.brand-text strong{display:block;font-size:1.1875rem;font-weight:750;letter-spacing:.035em;line-height:1.4}.brand-text small{display:block;color:var(--muted);font-size:0.875rem;letter-spacing:.08em;line-height:1.5}.desktop-nav{display:flex;gap:30px;align-items:center}.desktop-nav a{position:relative;padding:12px 0;font-size:1rem;color:#525d70;transition:color .2s}.desktop-nav a:hover,.desktop-nav a.is-active{color:var(--blue)}.desktop-nav a.is-active:after{content:'';position:absolute;bottom:3px;left:0;right:0;height:3px;border-radius:2px;background:var(--yellow)}.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:54px;padding:13px 27px;border:1px solid transparent;border-radius:9px;font-size:1rem;font-weight:650;line-height:1.5;text-align:center;transition:transform .2s,background .2s,box-shadow .2s}.button:hover{transform:translateY(-2px)}.button-primary{background:var(--blue);color:#fff}.button-primary:hover{background:#102ccd;box-shadow:0 8px 22px #1739ed22}.button-secondary{background:#fff;color:var(--ink);border-color:#d7dde7}.button-secondary:hover{background:var(--soft);border-color:#bcc7db}.header-action .button{min-height:44px;padding:10px 20px;font-size:0.875rem}.menu-toggle{display:none;flex:none;min-width:44px;min-height:44px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);font-size:1rem}.mobile-nav{display:none;padding:12px 24px 22px;border-top:1px solid var(--line);background:#fff}.mobile-nav.is-open{display:grid;gap:6px}.mobile-nav a{padding:10px 8px;color:var(--muted)}.mobile-nav a.is-active{color:var(--blue)}.hero{padding:79px 0 58px;text-align:center;overflow:hidden}.eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--blue);font-size:0.875rem;font-weight:650;letter-spacing:.11em;line-height:1.5}.eyebrow:before{content:'';display:block;flex:none;width:7px;height:7px;border-radius:50%;background:var(--yellow)}h1{margin-top:23px;font-size:clamp(2.625rem,5.7vw,4.875rem);font-weight:780;letter-spacing:-.055em;line-height:1.18}.hero-line{display:block}.text-blue{color:var(--blue)}.hero-description{max-width:660px;margin:26px auto 0;color:var(--muted);font-size:1.125rem;line-height:1.9}.hero-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px;margin-top:29px}.hero-art{position:relative;margin-top:55px;min-height:360px;border-radius:24px;background:#edf1f8;overflow:hidden;text-align:left;isolation:isolate}.hero-image{width:100%;height:100%;position:absolute;inset:0;object-fit:cover;z-index:-1}.hero-art-label{position:absolute;top:30px;left:32px;max-width:40%;color:#53617b}.art-caption{font-size:0.875rem;letter-spacing:.1em;font-weight:600}.art-levels{position:absolute;right:36px;top:50%;transform:translateY(-50%);display:grid;gap:12px;width:240px}.art-levels span{display:block;padding:13px 18px;color:#fff;background:var(--blue);border:1px solid #ffffff24;border-radius:10px;font-size:1rem;font-weight:600;box-shadow:0 9px 22px #1739ed14;line-height:1.55}.art-levels span:nth-child(2){margin-left:12px}.art-levels span:nth-child(3){margin-left:24px}.art-levels span:nth-child(4){margin-left:36px;background:var(--yellow);color:var(--ink)}.art-mark{position:absolute;left:32px;bottom:26px;color:#53617b;font-size:0.875rem;letter-spacing:.08em}.hero-footnote{margin-top:20px;color:var(--muted);font-size:0.875rem;line-height:1.8}.path-section,.courses-section,.method-section{padding:96px 0}.section-heading{max-width:680px;margin-bottom:42px}.section-heading h2,.method-intro h2{margin-top:16px;font-size:clamp(1.875rem,3.3vw,2.875rem);font-weight:750;letter-spacing:-.04em}.section-heading p,.method-intro>p{color:var(--muted);margin-top:19px;font-size:1rem;line-height:1.9}.path-section{background:var(--soft)}.path-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.path-step{position:relative;display:flex;flex-direction:column;min-width:0;padding:26px 23px;background:#fff;border:1px solid #e2e7f0;border-radius:16px;transition:transform .25s,border-color .25s,box-shadow .25s}.path-step:hover{transform:translateY(-5px);border-color:#b6c1ff;box-shadow:0 12px 32px #243d8710}.step-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:24px}.step-index{color:var(--blue);font-size:0.875rem;font-weight:650;letter-spacing:.08em}.step-tag{font-size:0.875rem;line-height:1.5;color:#677287;background:#f1f4fa;border-radius:5px;padding:3px 9px}.path-step h3{font-size:1.5rem;letter-spacing:-.025em}.step-score{margin-top:17px;display:flex;flex-wrap:wrap;gap:5px 8px;align-items:baseline}.step-score b{font-size:1.875rem;line-height:1.25;color:var(--blue);letter-spacing:-.04em}.step-score small{font-size:0.875rem;color:var(--muted)}.path-step>p{margin-top:17px;color:var(--muted);font-size:1rem;line-height:1.75}.section-note{margin-top:24px;font-size:0.875rem;color:var(--muted)}.courses-section{padding-bottom:102px}.course-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.course-card{display:flex;flex-direction:column;min-width:0;border:1px solid var(--line);border-radius:20px;padding:32px;background:#fff;scroll-margin-top:120px;transition:border-color .25s,box-shadow .25s}.course-card:hover{border-color:#bcc7f9;box-shadow:0 10px 35px #1739ed08}.course-card-top{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px}.level-mark{display:inline-flex;align-items:center;justify-content:center;min-width:45px;min-height:45px;padding:6px 10px;border-radius:10px;font-size:1.25rem;font-weight:750;line-height:1.3;background:#edf1ff;color:var(--blue)}.course-score{color:var(--blue);font-size:1.5rem;font-weight:700;letter-spacing:-.035em}.course-card h3{font-size:1.8125rem;letter-spacing:-.025em}.course-tagline{margin-top:12px;color:var(--muted);font-size:1rem}.course-audience{margin-top:26px;padding-top:23px;border-top:1px solid var(--line)}.label{display:block;font-size:0.875rem;font-weight:650;color:var(--ink);margin-bottom:7px;letter-spacing:.045em}.course-audience p{color:var(--muted);font-size:1rem}.course-focus{list-style:none;padding:0;margin:22px 0 27px;display:grid;gap:10px}.course-focus li{position:relative;padding-left:19px;color:#454f61;font-size:1rem}.course-focus li:before{content:'';position:absolute;left:0;top:.65em;width:6px;height:6px;border-radius:50%;background:var(--blue)}.course-select{align-self:flex-start;margin-top:auto;border:0;border-radius:7px;background:#f0f3ff;color:var(--blue);padding:11px 16px;min-height:46px;font-size:1rem;font-weight:650;transition:background .2s}.course-select:hover{background:#e1e7ff}.method-section{background:#f8f9fb;border-top:1px solid #eef0f4}.method-layout{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:95px}.method-intro{position:sticky;top:135px;align-self:start}.method-intro h2{max-width:400px}.method-list{display:grid}.method-item{display:grid;grid-template-columns:48px minmax(0,1fr);column-gap:22px;padding:28px 0;border-bottom:1px solid #dfe5ed}.method-item:first-child{padding-top:0}.method-item:last-child{border-bottom:0;padding-bottom:0}.method-number{grid-row:1 / span 2;color:var(--blue);font-size:1.875rem;line-height:1.2;font-weight:600;letter-spacing:-.04em}.method-item h3{font-size:1.4375rem;margin-bottom:12px}.method-item p{color:var(--muted);font-size:1rem;line-height:1.85}.contact-section{position:relative;background:var(--blue);color:#fff;padding:81px 0;overflow:hidden}.contact-layout{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:64px;align-items:center}.contact-section .eyebrow{color:#dde4ff}.contact-section h2{font-size:clamp(2rem,3.6vw,3rem);margin-top:18px;font-weight:750;letter-spacing:-.04em}.contact-section p{margin-top:20px;color:#dbe2ff;font-size:1rem;max-width:580px}.contact-actions{display:flex;flex-direction:column;align-items:flex-start;gap:14px}.contact-actions .button-primary,.contact-actions>.button{color:var(--ink);background:var(--yellow);border-color:var(--yellow)}.contact-actions .button-secondary{background:transparent;border-color:#ffffff80;color:#fff}.contact-actions .button:hover{box-shadow:0 8px 24px #0a209933}#contact-links{display:flex;flex-wrap:wrap;gap:12px}#contact-links a{color:#fff;border-bottom:1px solid #b7c6ff;font-size:1rem;padding:4px 0}.contact-actions p.contact-note{margin-top:0;color:#dbe2ff;font-size:0.875rem;line-height:1.8}.contact-section a:focus-visible,.contact-section button:focus-visible{outline-color:var(--yellow)}.site-footer{padding:30px 0;background:#fff}.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:22px;flex-wrap:wrap}.footer-brand{font-size:1rem;font-weight:650}.footer-inner p,.footer-inner>a{font-size:0.875rem;color:var(--muted)}.footer-inner>a:hover{color:var(--blue)}.mobile-cta{display:none}dialog{max-width:calc(100% - 32px);width:660px;border:1px solid var(--line);padding:0;border-radius:20px;color:var(--ink);box-shadow:0 30px 100px #17234235;max-height:calc(100dvh - 40px);overflow-y:auto}dialog::backdrop{background:rgba(23,31,53,.42);backdrop-filter:blur(4px)}.guide-dialog{padding:32px}.dialog-header{position:relative;padding-right:45px}.dialog-header h2{font-size:1.75rem;letter-spacing:-.035em}.dialog-header p{margin-top:12px;color:var(--muted);font-size:1rem}.dialog-close{position:absolute;right:0;top:-3px;width:40px;height:40px;border:1px solid var(--line);border-radius:8px;background:#fff;font-size:1.4375rem;line-height:1}.guide-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:25px}.guide-option{display:flex;flex-direction:column;text-align:left;gap:4px;padding:18px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);transition:background .2s,border-color .2s}.guide-option:hover,.guide-option.is-selected,.guide-option[aria-pressed=true]{border-color:var(--blue);background:#f1f4ff}.guide-option span{color:var(--blue);font-size:0.875rem}.guide-option strong{font-size:1.0625rem}.guide-option small{font-size:0.875rem;color:var(--muted)}.guide-result{margin-top:22px;padding:22px;background:#f2f5ff;border-radius:12px}.guide-result h3{font-size:1.375rem}.guide-result p{margin-top:10px;color:#535f75;font-size:1rem}.guide-result .button{margin-top:18px}.guide-disclaimer{margin-top:18px;color:var(--muted);font-size:0.875rem;line-height:1.8}.reveal{opacity:1;transform:none}html.motion-ready .reveal{opacity:0;transform:translateY(22px);transition:opacity .65s ease,transform .65s ease}html.motion-ready .reveal.is-visible{opacity:1;transform:none}
@media(min-width:1440px){.hero-art{min-height:390px}}
@media(max-width:1100px){.container{width:calc(100% - 64px)}.desktop-nav{gap:20px}.brand-text strong{font-size:1.0625rem}.header-inner{gap:18px}.header-action .button{padding-inline:15px}.path-grid{gap:12px}.path-step{padding:23px 18px}.path-step h3{font-size:1.375rem}.step-score b{font-size:1.6875rem}.method-layout{gap:54px}.hero-art{min-height:340px}}
@media(max-width:900px){.desktop-nav,.header-action{display:none}.menu-toggle{display:block}.header-inner{min-height:80px}.path-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.path-step{padding:25px}.path-step h3{font-size:1.5rem}.hero{padding-top:62px}.hero-art{min-height:320px}.art-levels{width:205px;right:24px;gap:9px}.art-levels span{padding:10px 14px}.method-layout{gap:40px;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr)}.contact-layout{gap:35px}.course-card{padding:26px}.course-card h3{font-size:1.625rem}.course-score{font-size:1.375rem}.path-section,.courses-section,.method-section{padding:76px 0}}
@media(max-width:640px){html{scroll-padding-top:88px}.container{width:calc(100% - 40px)}.header-inner{min-height:72px;gap:12px}.brand{gap:10px}.brand-mark{width:37px;height:37px;font-size:1.25rem;border-radius:9px}.brand-text strong{font-size:1rem;letter-spacing:0}.brand-text small{font-size:0.875rem;letter-spacing:0}.menu-toggle{font-size:0.875rem}.hero{padding:49px 0 41px}.hero .eyebrow{letter-spacing:.05em;font-size:0.875rem}h1{font-size:clamp(2.25rem,7.7vw,3rem);line-height:1.25;margin-top:20px;letter-spacing:-.045em}.hero-description{font-size:1rem;line-height:1.85;margin-top:21px}.hero-actions{gap:10px;margin-top:25px}.hero-actions .button{padding:12px 19px;min-height:50px}.hero-art{margin-top:34px;min-height:370px;border-radius:17px}.hero-image{object-position:35% center;opacity:.95}.hero-art-label{left:20px;top:20px;max-width:75%}.art-caption{font-size:0.875rem;letter-spacing:.03em}.art-levels{top:auto;bottom:44px;right:18px;transform:none;width:173px;gap:7px}.art-levels span{font-size:0.875rem;padding:8px 11px;border-radius:7px}.art-levels span:nth-child(2){margin-left:8px}.art-levels span:nth-child(3){margin-left:16px}.art-levels span:nth-child(4){margin-left:24px}.art-mark{bottom:15px;left:20px;font-size:0.875rem;letter-spacing:0}.hero-footnote{font-size:0.875rem;margin-top:15px}.path-section,.courses-section,.method-section{padding:58px 0}.section-heading{margin-bottom:29px}.section-heading h2,.method-intro h2{font-size:1.9375rem;margin-top:14px}.section-heading p{margin-top:16px}.path-grid{gap:12px}.path-step{padding:20px 17px;border-radius:12px}.step-top{margin-bottom:18px;gap:5px;flex-wrap:wrap}.step-tag{padding:2px 6px}.step-index{letter-spacing:0}.path-step h3{font-size:1.375rem}.step-score{margin-top:13px}.step-score b{font-size:1.5625rem}.path-step>p{font-size:1rem;margin-top:13px;line-height:1.65}.section-note{margin-top:20px}.course-grid{grid-template-columns:1fr;gap:18px}.course-card{padding:25px;border-radius:16px}.course-card-top{margin-bottom:21px}.course-card h3{font-size:1.75rem}.course-score{font-size:1.4375rem}.course-audience{margin-top:22px;padding-top:20px}.method-layout{grid-template-columns:1fr;gap:34px}.method-intro{position:static}.method-intro h2{max-width:none}.method-intro>p{margin-top:16px}.method-item{column-gap:17px;padding:24px 0;grid-template-columns:42px minmax(0,1fr)}.method-item h3{font-size:1.375rem}.method-number{font-size:1.75rem}.contact-section{padding:55px 0}.contact-layout{grid-template-columns:1fr;gap:29px}.contact-section h2{font-size:2.0625rem}.contact-section p{margin-top:17px}.contact-actions{align-items:stretch}.contact-actions .button{width:100%}#contact-links{justify-content:center}.site-footer{padding:27px 0 105px}.footer-inner{align-items:flex-start;flex-direction:column;gap:9px}.mobile-cta{display:block;position:fixed;bottom:0;left:0;right:0;z-index:35;background:rgba(255,255,255,.97);border-top:1px solid var(--line);padding:10px 20px calc(10px + env(safe-area-inset-bottom));backdrop-filter:blur(12px)}.mobile-cta a{display:flex;justify-content:center;align-items:center;min-height:47px;border-radius:8px;background:var(--blue);color:#fff;font-size:1rem;font-weight:650}.guide-dialog{padding:24px}.dialog-header h2{font-size:1.5625rem}.guide-options{gap:10px}.guide-option{padding:14px 12px}.guide-option strong{font-size:1rem}.guide-result{padding:18px}.guide-result h3{font-size:1.3125rem}}
@media(max-width:360px){.container{width:calc(100% - 32px)}.brand-text strong{font-size:0.9375rem}.brand-text small{font-size:0.875rem}.brand-mark{width:33px;height:35px}.hero-actions{display:grid;grid-template-columns:1fr;width:100%}.hero-actions .button{width:100%}.path-step{padding:18px 13px}.step-score b{font-size:1.4375rem}.path-step h3{font-size:1.3125rem}.guide-options{grid-template-columns:1fr}.course-card{padding:22px}.course-score{font-size:1.3125rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}html.motion-ready .reveal{opacity:1;transform:none}.button:hover,.path-step:hover{transform:none}}
/* Complete the authored content's decorative and mobile controls. */
.brand-mark>span{font-size:0.875rem;align-self:flex-end;margin:0 0 7px 1px}.menu-toggle{position:relative}.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);margin:6px auto;transition:transform .2s}.menu-toggle[aria-expanded=true] span:first-child{transform:translateY(4px) rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{transform:translateY(-4px) rotate(-45deg)}.hero-art-label>p:not(.art-caption){font-size:1.75rem;font-weight:650;line-height:1.5;letter-spacing:-.03em;margin-top:12px;color:#243753}.art-levels b{display:inline-block;min-width:35px;font-weight:650}.footer-brand span{display:block;color:var(--muted);font-size:0.875rem;font-weight:400;margin-top:3px}.course-card-top{flex-wrap:wrap}.brand-text{min-width:0}.header-inner{flex-wrap:wrap;padding-block:10px}
@media(max-width:640px){.hero-art-label>p:not(.art-caption){font-size:1.375rem}.hero-art-label{max-width:calc(100% - 40px)}.mobile-cta{display:flex;gap:10px;align-items:center}.mobile-cta a{flex:0 1 35%;background:#f0f3ff;color:var(--blue);padding:8px 12px}.mobile-cta button{flex:1;min-height:47px;border:0;border-radius:8px;background:var(--blue);color:#fff;font-size:1rem;font-weight:650;padding:8px 12px;line-height:1.5}.brand{flex:1}.menu-toggle{margin-left:auto}}
/* Keep the learning illustration clear, with stage labels below its focal point. */
.art-levels{top:auto;bottom:24px;right:28px;transform:none;display:flex;width:auto;gap:8px}.art-levels span,.art-levels span:nth-child(2),.art-levels span:nth-child(3),.art-levels span:nth-child(4){margin-left:0;padding:7px 13px;border:0;border-radius:6px;background:rgba(255,255,255,.94);color:var(--blue);box-shadow:none;white-space:nowrap}.art-levels span:nth-child(4){background:var(--yellow);color:var(--ink)}.art-levels b{min-width:0;margin-right:8px}.dialog-open{overflow:hidden}.section-heading .eyebrow{color:var(--blue);margin-top:0}.dialog-header .eyebrow{color:var(--blue);margin-top:0}
@media(max-width:640px){.hero-art{min-height:320px}.hero-image{top:110px;height:170px;object-fit:contain;object-position:center;opacity:1}.hero-art-label>p:not(.art-caption){font-size:1.25rem;line-height:1.45;margin-top:8px}.art-levels{left:16px;right:16px;bottom:17px;justify-content:space-between;gap:4px}.art-levels span,.art-levels span:nth-child(2),.art-levels span:nth-child(3),.art-levels span:nth-child(4){padding:6px 8px;font-size:0.875rem}.art-levels b{margin-right:5px}.art-mark{display:none}.dialog-header{padding-right:40px}.guide-options{grid-template-columns:repeat(2,minmax(0,1fr))}.dialog-header h2{font-size:1.4375rem}}
@media(max-width:900px){.hero-art{display:flex;flex-direction:column;min-height:0;padding:24px}.hero-art-label{position:static;max-width:none;order:1}.hero-image{position:static;inset:auto;order:2;height:auto;width:100%;aspect-ratio:3/1;object-fit:contain;object-position:center;opacity:1;z-index:0;margin:16px 0}.art-levels{position:static;order:3;display:flex;flex-wrap:wrap;width:100%;gap:8px;transform:none;justify-content:flex-end}.art-levels span{flex:0 1 auto}.art-mark{display:none}}
@media(max-width:640px){.hero-art{padding:20px}.art-levels{justify-content:space-between}.art-levels span{flex:1 1 auto;text-align:center}}
.course-card:focus-visible{outline:3px solid var(--blue);outline-offset:4px}
/* The decorative monogram keeps its proportions when reading text is enlarged. */
.brand-mark{font-size:20px}.brand-mark>span{font-size:12px}