/* Homepage v2: shared type, neutral text and cover geometry. */
:root{--green:var(--ui-green);--secondary:var(--ui-text-secondary);--tertiary:var(--ui-text-tertiary);--quiet:var(--ui-text-quaternary);--line:var(--ui-card-stroke);--divider-width:.5px}
body{background:#fff;color:var(--ui-text-primary)}h1,h2,h3{text-wrap:balance;letter-spacing:normal}p{text-wrap:pretty}main{overflow:clip}.wrap{width:min(1120px,calc(100% - 64px))}.primary{font-weight:500}.home-v2-hero .hero-copy{padding-top:64px}.home-v2-hero .eyebrow{font-size:14px;font-weight:500;margin:0 0 20px}.home-v2-hero h1{font-size:clamp(36px,4.2vw,56px);line-height:1.28;font-weight:650;margin:0;letter-spacing:normal}.home-v2-hero .lead{font-size:18px;line-height:1.8;margin:22px auto 26px;max-width:none;font-weight:400}.mobile-break{display:none}.home-v2-hero .hero-actions{flex-direction:row;gap:24px}.hero-activate{display:inline-flex;align-items:center;gap:6px;min-height:44px;font-size:14px;color:var(--tertiary)}.hero-activate svg{width:16px;height:16px}.hero-activate:hover{color:var(--green)}.home-v2-hero .hero-note{margin:16px 0 0;font-size:14px;font-weight:400;color:var(--quiet)}.home-v2-scenes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:40px;padding-bottom:56px}.home-v2-scenes>a{display:block;overflow:hidden;border-radius:16px;position:relative;isolation:isolate;background:#fff}.home-v2-scenes>a::after{content:"";position:absolute;inset:0;pointer-events:none;box-shadow:inset 0 0 0 1px var(--ui-card-stroke);border-radius:inherit}.home-v2-scenes img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}.home-v2-scenes span{display:block;text-align:center;padding:13px 8px;font-size:16px;font-weight:500}.home-v2-scenes>a:active{opacity:.75}
.home-v2-heading{text-align:center;margin:0 auto 32px;max-width:720px}.home-v2-heading .eyebrow{font-size:14px;font-weight:500;margin:0 0 12px}.home-v2-heading h2{font-size:30px;font-weight:600;line-height:1.4;margin:0}.home-v2-heading>p:not(.eyebrow){font-size:16px;font-weight:400;line-height:1.8;color:var(--tertiary);margin:12px 0 0}.home-v2-topics{padding:64px 0;border-top:.5px solid var(--ui-divider)}.home-v2-topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.home-v2-topic{display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--ui-card-stroke);border-radius:20px;min-width:0;background:#fff}.home-v2-topic-art{aspect-ratio:5/4;overflow:hidden;background:#f8faf7}.home-v2-topic-art img{display:block;width:100%;height:100%;object-fit:cover}.home-v2-topic-copy{padding:24px;display:flex;flex:1;flex-direction:column;align-items:flex-start;min-width:0}.home-v2-meta{font-size:13px;line-height:1.6;font-weight:400;color:var(--tertiary);margin:0 0 8px;font-variant-numeric:tabular-nums}.home-v2-topic h3{font-size:22px;line-height:1.4;font-weight:600;margin:0 0 8px}.home-v2-description{font-size:16px;line-height:1.75;color:var(--tertiary);font-weight:400;margin:0 0 20px}.home-v2-example{width:100%;border-top:.5px solid var(--ui-divider);padding-top:18px;margin-top:auto;min-height:148px}.home-v2-example p{margin:0}.home-v2-example-title{font-size:18px;line-height:1.4;font-weight:500}.home-v2-example .home-v2-example-en{font-size:15px;font-weight:400;color:var(--secondary);line-height:1.7;margin-top:8px}.home-v2-example .home-v2-example-cn{font-size:14px;line-height:1.7;font-weight:400;color:var(--tertiary);margin-top:5px}.home-v2-link{display:inline-flex;align-items:center;gap:8px;min-height:44px;color:var(--green);font-size:16px;font-weight:500;margin-top:14px}.home-v2-link svg{width:18px;height:18px}.home-v2-link:hover{color:var(--ui-green-hover)}.feature-list li{font-weight:400}.home-v2-start{padding-block:72px;text-align:center}.home-v2-trials{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;padding:28px 0;margin:0 0 24px;border-radius:20px;background:var(--ui-green-light)}.home-v2-trials>div{padding:4px 20px;min-width:0}.home-v2-trials>div+div{border-left:.5px solid rgb(40 127 112 / 12%)}.home-v2-trials span{font-size:14px;color:var(--tertiary);line-height:1.6;display:block}.home-v2-trials strong{font-size:22px;font-weight:600;line-height:1.5;display:block;margin:6px 0}.home-v2-trials p{font-size:14px;line-height:1.6;font-weight:400;color:var(--tertiary);margin:0}.home-v2-unlock{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:48px;max-width:800px;margin:48px auto 0;text-align:left}.home-v2-unlock>div{padding-top:24px;border-top:.5px solid var(--ui-divider)}.home-v2-unlock h3{font-size:20px;line-height:1.5;font-weight:500;margin:0 0 8px}.home-v2-unlock p{font-size:16px;line-height:1.75;color:var(--tertiary);font-weight:400;margin:0}.home-v2-faq{padding:56px 0;border-top:.5px solid var(--ui-divider)}.home-v2-faq-list{max-width:800px;margin:auto}.home-v2-faq details{border-bottom:.5px solid var(--ui-divider)}.home-v2-faq summary{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:22px 0;list-style:none;font-size:18px;line-height:1.5;font-weight:500;cursor:pointer}.home-v2-faq summary::-webkit-details-marker{display:none}.home-v2-faq summary>span{font-size:22px;color:var(--tertiary);font-weight:400}.home-v2-faq details[open] summary>span{transform:rotate(45deg)}.home-v2-faq details p{font-size:16px;font-weight:400;color:var(--tertiary);line-height:1.9;margin:0;padding:0 32px 22px 0}.home-v2-faq summary:focus-visible{outline:2px solid var(--ui-focus);outline-offset:4px;border-radius:4px}.creator.wrap{padding-block:56px}.creator h2{font-size:26px;font-weight:600;line-height:1.4}.footer{border-top:.5px solid var(--ui-divider)}
@media(max-width:900px){.home-v2-topic-grid{gap:14px}.home-v2-topic-copy{padding:20px}.home-v2-topic h3{font-size:20px}.home-v2-description{font-size:15px}.home-v2-example{min-height:170px}.home-v2-trials strong{font-size:20px}}
@media(max-width:700px){.wrap{width:calc(100% - 40px)}.home-v2-hero .hero-copy{padding-top:40px}.home-v2-hero .eyebrow{margin-bottom:16px;font-size:13px}.home-v2-hero h1{font-size:clamp(28px,7.8vw,34px);line-height:1.35}.home-v2-hero .lead{font-size:16px;line-height:1.8;margin:18px auto 22px}.mobile-break{display:block}.home-v2-hero .hero-actions{flex-direction:column;gap:6px}.home-v2-hero .hero-note{font-size:13px;margin-top:10px;line-height:1.7}.home-v2-scenes{gap:8px;margin-top:28px;padding-bottom:36px}.home-v2-scenes>a{border-radius:10px}.home-v2-scenes span{font-size:12px;padding:9px 2px;font-weight:500}.home-v2-heading{margin-bottom:24px}.home-v2-heading h2{font-size:26px;line-height:1.4}.home-v2-heading>p:not(.eyebrow){font-size:15px}.home-v2-heading .eyebrow{font-size:13px}.home-v2-topics{padding-block:40px}.home-v2-topic-grid{grid-template-columns:1fr;gap:24px}.home-v2-topic-art{aspect-ratio:5/4}.home-v2-topic-copy{padding:22px}.home-v2-topic h3{font-size:22px}.home-v2-description{font-size:16px;margin-bottom:18px}.home-v2-example{min-height:0;margin-top:0}.home-v2-example .home-v2-example-en{font-size:16px}.home-v2-link{margin-top:12px}.home-v2-start{padding-block:44px}.home-v2-trials{grid-template-columns:1fr;padding:6px 22px;text-align:left;margin-bottom:22px}.home-v2-trials>div{padding:20px 0}.home-v2-trials>div+div{border-left:0;border-top:.5px solid rgb(40 127 112 / 12%)}.home-v2-trials strong{font-size:20px;margin:3px 0}.home-v2-unlock{grid-template-columns:1fr;gap:24px;margin-top:32px}.home-v2-faq{padding-block:40px}.home-v2-faq summary{font-size:16px;padding-block:20px}.home-v2-faq details p{font-size:15px}.creator.wrap{padding-block:40px}.creator h2{font-size:24px}.home-v2-scenes img{aspect-ratio:16/9}}
/* The working sample reuses the shared small tabs. */.home-v2-faq summary>svg{width:18px;height:18px;color:var(--tertiary)}.home-v2-faq details[open] summary>svg{transform:rotate(180deg)}
@media(max-width:700px){}
/* Retain the existing account header geometry after removing the picture wall. */
.header .preview-account{max-width:240px}.header .preview-account summary{display:flex;align-items:center;gap:7px;max-width:100%;overflow:visible;background:transparent;border:0;box-shadow:none;color:var(--tertiary);-webkit-tap-highlight-color:transparent}.header .account-avatar{width:24px;height:24px;flex:none;border-radius:4px;image-rendering:pixelated}.header .account-name{min-width:0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.header .account-chevron{width:16px;height:16px;flex:none;stroke-width:1.6}.preview-account[open] .account-chevron{transform:rotate(180deg)}.header .preview-account summary:is(:hover,:active){background:transparent;border:0;box-shadow:none;color:var(--tertiary)}.header .preview-account summary:focus{outline:none}.header .preview-account summary:focus-visible{outline:2px solid var(--ui-focus);outline-offset:4px}
@media(max-width:700px){.header .preview-account{max-width:160px}.header .preview-account summary{gap:6px}.header .account-avatar{width:22px;height:22px}.header .account-chevron{width:14px;height:14px}}

/* Same character crop as the shared learning account avatar. */
.header .account-avatar{display:block;position:relative;overflow:hidden;width:26px;height:26px;flex:none;border-radius:7px;background:#edf4ef;image-rendering:auto}.header .account-avatar img{display:block;position:absolute;width:588.235%;height:auto;max-width:none;left:-147.059%;top:-97.059%;object-fit:initial;border-radius:0}

.home-v2-faq details p a{color:var(--green);text-decoration:underline;text-underline-offset:3px}.home-v2-faq summary{background:transparent;-webkit-tap-highlight-color:transparent}.home-v2-faq summary:is(:hover,:active){background:transparent;color:var(--ui-text-primary)}

/* FAQ uses shared body size on phones and never recolors its question on click. */
.home-v2-faq summary,.home-v2-faq details[open]>summary,.home-v2-faq summary:is(:hover,:active,:focus){color:var(--ui-text-primary);background:transparent}
@media(max-width:700px){.home-v2-faq summary,.home-v2-faq details p{font-size:var(--ui-body-size,16px)}.home-v2-faq details p{font-weight:var(--ui-secondary-weight,400);line-height:1.8}}

/* FAQ questions share the preceding entry-card title size at every breakpoint. */
:root{--home-entry-title-size:20px}
.uniform-start .start-path h3,.home-v2-faq summary{font-size:var(--home-entry-title-size)}
@media(max-width:700px){:root{--home-entry-title-size:18px}}

/* Homepage primary CTA: one text-to-arrow spacing across every floor. */
body :is(.primary,.home-floor-action .primary,.home-knowledge-showcase .primary,.home-knowledge-practice .primary){column-gap:4px}