/* 课程中心：非对称工作台封面、课程路径与学习准备。 */

.audience{margin-top:72px;scroll-margin-top:28px}
.audience-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;list-style:none}
.audience-grid li{padding:18px 20px;border:1px solid var(--line);border-radius:10px;background:#ffffff03;font-size:15px;line-height:1.7}
.audience-grid li:before{content:'✓';color:var(--cyan);margin-right:12px}
@media(max-width:760px){.audience{margin-top:48px}.audience-grid{grid-template-columns:1fr}.audience-grid li{padding:14px 16px;font-size:13px}}
.wrap{max-width:1240px;margin:0 auto;padding-left:40px;padding-right:40px}.hub-page main{position:relative}.hub-page:before{content:'';position:absolute;inset:0 0 auto;height:750px;pointer-events:none;background:radial-gradient(ellipse at 80% 30%,#56467f19,transparent 55%)}.hub-nav{max-width:1440px;margin:auto;height:88px;padding:0 48px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);position:relative;z-index:2}.hub-nav nav{display:flex;gap:32px}.hub-nav nav a{text-decoration:none;color:var(--ink-dim);font-size:13px}.hub-nav nav a:hover{color:var(--cyan)}.nav-start{text-decoration:none;font-size:12px;border-bottom:1px solid var(--cyan);padding:7px 0;color:var(--cyan)}
.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:64px;align-items:center;padding-top:88px;padding-bottom:80px}.eyebrow{font-size:11px;letter-spacing:.14em;font-weight:500;color:var(--ink-faint);display:flex;align-items:center;gap:10px;margin-bottom:22px}.status-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px #79e5dc33}.hero h1{font-size:clamp(38px,4.7vw,65px);line-height:1.26;font-weight:700;letter-spacing:-.06em}.hero h1 span{color:var(--cyan)}.hero-lead{font-size:15px;color:var(--ink-dim);line-height:2;margin-top:24px}.hero-actions{display:flex;align-items:center;gap:22px;margin-top:32px}.text-link{font-size:12px;text-decoration:none;color:var(--ink-dim)}.hero-meta{display:flex;gap:20px;margin-top:26px;font-size:11px;color:var(--ink-faint)}.hero-meta span:before{content:'✓';margin-right:6px;color:var(--cyan)}.resume-link{display:inline-block;font-size:12px;color:var(--cyan);margin-top:18px;text-decoration:none}
.studio{border:1px solid #ffffff1e;border-radius:14px;background:#121721;box-shadow:0 24px 80px #0004;transform:rotate(2deg);overflow:hidden}.studio-top{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--line);font-size:8px;letter-spacing:.12em;color:var(--ink-faint)}.studio-top .status-dot{width:4px;height:4px;margin-right:5px}.studio-stage{position:relative;margin:14px;aspect-ratio:16/10;background:radial-gradient(ellipse at 50% 50%,#31335044,transparent 70%),#0b1019;display:grid;place-items:center;overflow:hidden}.studio-stage:before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent 49.8%,#ffffff06 50%,transparent 50.2%),linear-gradient(transparent 49.8%,#ffffff06 50%,transparent 50.2%)}.studio-brand{width:43%;height:auto;mix-blend-mode:screen;position:relative;border-radius:14px}.stage-caption{position:absolute;left:18px;top:16px;font-size:10px;color:var(--ink-dim)}.stage-label{position:absolute;bottom:20px;left:20px;display:flex;flex-direction:column;gap:3px}.stage-label span{font-size:8px;letter-spacing:.18em;color:var(--cyan)}.stage-label b{font-size:15px;font-weight:500}.stage-ratio{position:absolute;bottom:20px;right:18px;font-size:9px;color:var(--ink-faint)}.frame-corner{position:absolute;width:14px;height:14px;border-color:#79e5dc44;border-style:solid}.tl{top:10px;left:10px;border-width:1px 0 0 1px}.tr{top:10px;right:10px;border-width:1px 1px 0 0}.bl{bottom:10px;left:10px;border-width:0 0 1px 1px}.br{bottom:10px;right:10px;border-width:0 1px 1px 0}.storyboard{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:0 14px 14px}.storyboard>div{position:relative;border:1px solid var(--line);background:#0c111a;padding:8px;border-radius:5px}.storyboard span{display:block;font-size:8px;color:var(--ink-faint);letter-spacing:.08em}.storyboard b{display:block;font-weight:400;font-size:9px;color:var(--ink-dim);margin-top:4px}.shot{display:block;position:relative;height:46px;margin-top:8px;background:linear-gradient(135deg,#79e5dc0d,#b6a0fa0d);overflow:hidden}.product:before{content:'';position:absolute;inset:7px 36% 0;border:1px solid #79e5dc55;border-radius:7px 7px 2px 2px;background:#79e5dc09}.scene:before{content:'';position:absolute;inset:12px 12px -10px;transform:skewY(-12deg);border:1px solid #b6a0fa55;background:repeating-linear-gradient(90deg,transparent 0 20%,#b6a0fa22 21% 22%)}.identity:before{content:'YOUR BRAND';position:absolute;inset:0;display:grid;place-items:center;font-size:9px;letter-spacing:.1em;color:var(--magenta)}.timeline{padding:12px 16px;border-top:1px solid var(--line);display:flex;gap:9px;align-items:center;font-size:9px;color:var(--ink-dim)}.timeline i{height:3px;flex:1;background:#79e5dc44}.timeline b{font-weight:400;color:var(--cyan)}
.route-band{display:flex;justify-content:space-between;align-items:center;padding-top:23px;padding-bottom:23px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.route-label{font-size:12px;color:var(--ink-faint)}.route-band>div{display:flex;gap:22px;align-items:center;font-size:13px;color:var(--ink-dim)}.route-band b{font-size:11px;color:var(--cyan);font-weight:400}.route-band>div span{color:#5a6578}.courses-section{padding-top:80px;scroll-margin-top:32px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}.section-heading .eyebrow{margin-bottom:12px}.section-heading h2,.prepare h2{font-size:32px;font-weight:600;letter-spacing:-.04em;line-height:1.4}.section-heading>p{font-size:12px;color:var(--ink-faint)}.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.course-card{border:1px solid var(--line-strong);border-radius:12px;padding:26px;display:flex;flex-direction:column;background:linear-gradient(140deg,#141923,#0f131b);position:relative}.course-card:before{content:'';position:absolute;top:-1px;left:26px;right:26px;height:2px;background:var(--accent);opacity:.7}.course-card.featured{border-color:#b6a0fa55;background:linear-gradient(140deg,#211d32,#12151f)}.course-top{display:flex;justify-content:space-between;gap:8px;align-items:center;font-size:10px;letter-spacing:.04em;color:var(--accent);margin-bottom:25px}.access-label{color:var(--ink-faint);font-size:9px}.course-card h3{font-size:23px;font-weight:600;letter-spacing:-.04em}.course-subtitle{font-size:12px;color:var(--ink-faint);margin-top:5px}.course-price{font-size:36px;letter-spacing:-.04em;line-height:1.3;margin:24px 0;color:var(--accent)}.course-price small{font-size:11px;color:var(--ink-faint);letter-spacing:0;vertical-align:middle;font-weight:400;margin-right:4px}.course-desc{font-size:13px;line-height:1.9;color:var(--ink-dim);min-height:76px}.course-card ul{list-style:none;font-size:12px;color:var(--ink-dim);margin-top:22px;margin-bottom:24px}.course-card li{padding:5px 0}.course-card li:before{content:'↳';color:var(--accent);margin-right:8px}.course-result{border-top:1px solid var(--line);padding:19px 0 22px;margin-top:auto}.course-result span{display:block;font-size:10px;color:var(--ink-faint);margin-bottom:5px}.course-result b{font-size:12px;font-weight:500}.course-enter{width:100%;justify-content:space-between;font-size:12px}.course-progress{font-size:10px;color:var(--accent);margin-top:10px;min-height:17px}.course-footnote{font-size:11px;color:var(--ink-faint);margin-top:18px}
.prepare{margin-top:90px;padding-top:48px;padding-bottom:48px;display:grid;grid-template-columns:1fr 1fr;gap:90px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.prepare .eyebrow{margin-bottom:16px}.prepare>div>p:last-child{font-size:13px;color:var(--ink-dim);margin-top:18px}.prepare ol{list-style:none}.prepare li{display:flex;gap:22px;padding:18px 0;border-bottom:1px solid var(--line)}.prepare li:first-child{padding-top:0}.prepare li:last-child{border:0;padding-bottom:0}.prepare li>span{font-size:11px;color:var(--cyan);margin-top:4px}.prepare h3{font-size:16px;font-weight:500}.prepare li p{font-size:12px;color:var(--ink-faint);margin-top:5px}.faq{padding-top:80px}.faq details{border-top:1px solid var(--line);padding:20px 0}.faq details:last-child{border-bottom:1px solid var(--line)}.faq summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:20px;cursor:pointer;font-size:15px}.faq summary::-webkit-details-marker{display:none}.faq summary span{color:var(--cyan);font-size:20px;font-weight:300;transition:transform .2s}.faq details[open] summary span{transform:rotate(45deg)}.faq details p{margin-top:16px;max-width:760px;font-size:13px;color:var(--ink-dim);line-height:1.9}.closing{padding-top:90px;padding-bottom:90px;text-align:center}.closing .eyebrow{justify-content:center;font-size:9px}.closing h2{font-size:38px;line-height:1.5;font-weight:500;letter-spacing:-.04em}.closing .btn{margin-top:28px}.hub-footer{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:28px;padding-bottom:32px;border-top:1px solid var(--line)}.hub-footer .brand{font-size:16px}.hub-footer p,.hub-footer>span{font-size:10px;color:var(--ink-faint);line-height:1.9}
@media(max-width:1050px){.wrap{padding-left:28px;padding-right:28px}.hero{gap:32px}.hero h1{font-size:46px}.hero-actions{gap:14px;flex-wrap:wrap}.route-band>div{gap:14px}.course-card{padding:22px}.course-card h3{font-size:20px}.course-top{font-size:9px}.prepare{gap:40px}}
@media(max-width:760px){.hub-nav{height:72px;padding:0 20px}.hub-nav nav{display:none}.hub-nav .brand{font-size:17px}.nav-start{font-size:10px}.wrap{padding-left:22px;padding-right:22px}.hero{grid-template-columns:1fr;padding-top:46px;padding-bottom:44px;gap:40px}.hero h1{font-size:clamp(38px,8.6vw,58px)}.hero-lead{font-size:13px}.hero-meta{gap:14px;font-size:10px}.hero-actions{margin-top:24px}.studio{transform:none;max-width:520px;width:100%;margin:auto}.route-band{align-items:flex-start;gap:12px;flex-direction:column}.route-band>div{gap:9px;flex-wrap:wrap;font-size:11px}.route-label{font-size:10px}.courses-section,.faq{padding-top:48px}.section-heading{display:block}.section-heading h2,.prepare h2{font-size:27px}.section-heading>p{margin-top:12px}.section-heading>p br{display:none}.course-grid{grid-template-columns:1fr;gap:20px}.course-card{padding:26px}.course-card h3{font-size:25px}.course-desc{min-height:0}.course-top{font-size:11px}.course-card ul{margin:16px 0}.course-price{margin:18px 0}.prepare{grid-template-columns:1fr;margin-top:48px;padding-top:32px;padding-bottom:32px;gap:28px}.closing{padding-top:60px;padding-bottom:60px}.closing h2{font-size:29px}.hub-footer{align-items:flex-start;flex-wrap:wrap}.hub-footer>span{display:none}.faq summary{font-size:14px}}

/* 个人 IP 首屏：名字为第一视觉层级，作品流程位于其后。 */
.hero-copy{grid-column:1/-1;text-align:center;min-width:0}
.hero-copy .eyebrow,.hero-actions,.hero-meta{justify-content:center}
.hero h1.creator-name{font-size:clamp(56px,8vw,112px);font-weight:900;line-height:1.18;letter-spacing:.025em;color:var(--cyan);margin:12px 0 24px;text-shadow:0 0 70px #79e5dc18}
.creator-position{font-size:clamp(20px,2.3vw,30px);font-weight:600;letter-spacing:.04em;color:var(--ink)}
.hero-copy .hero-lead{font-size:18px;margin-top:16px}
.practice-intro h2{font-size:clamp(30px,3.6vw,48px);line-height:1.4;letter-spacing:-.03em}
.practice-intro h2 span{color:var(--cyan)}
.practice-intro>p:last-child{font-size:15px;line-height:2;color:var(--ink-dim);margin-top:20px}
.philosophy{margin-top:76px;scroll-margin-top:30px}
.philosophy h2{font-size:30px;line-height:1.4;margin-bottom:24px}
.philosophy figure{border-left:3px solid var(--cyan);padding:28px 32px;background:linear-gradient(110deg,#79e5dc0c,#b6a0fa06);border-radius:0 14px 14px 0}
.philosophy blockquote{font-size:clamp(20px,2.3vw,28px);font-weight:600;line-height:1.85;text-wrap:pretty}
.philosophy blockquote p+p{margin-top:16px}
.philosophy blockquote p:last-child{color:var(--cyan)}
.philosophy figcaption{font-size:12px;color:var(--ink-faint);margin-top:18px}
.philosophy-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:26px}
.philosophy-steps span{font-size:13px;color:var(--cyan)}
.philosophy-steps p{font-size:13px;color:var(--ink-dim);margin-top:8px}
@media(max-width:760px){
 .hero h1.creator-name{font-size:clamp(36px,10.3vw,68px);letter-spacing:0;margin:14px 0 20px}
 .creator-position{font-size:clamp(15px,4.1vw,23px);letter-spacing:0}
 .hero-copy .hero-lead{font-size:14px;max-width:28em;margin:16px auto 0}
 .hero-copy .eyebrow{font-size:10px;letter-spacing:.04em}
 .hero-meta{gap:10px;flex-wrap:wrap}.hero-actions{gap:18px}
 .practice-intro{text-align:center}.practice-intro .eyebrow{justify-content:center}
 .practice-intro>p:last-child{font-size:13px}
 .philosophy{margin-top:46px}.philosophy h2{font-size:24px}
 .philosophy figure{padding:20px}.philosophy blockquote{font-size:20px}
 .philosophy-steps{grid-template-columns:1fr;gap:18px}
 .closing h2{font-size:24px}
}

/* 首页品牌组合与收敛后的主标题。 */
.brand-equation{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px 12px;margin-bottom:22px;font-size:16px;color:var(--ink-dim);line-height:1.8}
.brand-equation span{white-space:nowrap}.brand-equation i{font-style:normal;color:var(--cyan)}
@media(max-width:760px){.brand-equation{font-size:12px;gap:4px 6px;max-width:340px;margin:0 auto 18px}}

/* 首页适合人群与课堂同样强调可读性。 */
.audience-grid li{font-size:19px;line-height:1.55;font-weight:600}
@media(max-width:760px){.audience-grid li{font-size:18px;line-height:1.6;padding:16px 18px}}

/* 视频课程之后单列个人智能体课程路线。 */
.agent-heading{margin-top:68px;padding-top:44px;border-top:1px solid var(--line)}
.agent-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.two-course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
@media(max-width:760px){.two-course-grid{grid-template-columns:1fr}}
@media(max-width:760px){.agent-heading{margin-top:48px;padding-top:32px}.agent-grid{grid-template-columns:1fr}}

/* 首页首屏：先选课程，再阅读详细介绍。 */
.icon-defs{position:absolute;width:0;height:0;overflow:hidden}
.course-launch{padding-top:52px;padding-bottom:35px;scroll-margin-top:20px}
.launch-intro{display:flex;justify-content:space-between;align-items:center;gap:30px;margin-bottom:28px}
.launch-byline{font-size:13px;color:var(--cyan);letter-spacing:.04em}
.launch-byline span{padding:0 5px;color:var(--ink-faint)}
.launch-intro h1{font-size:clamp(34px,4vw,56px);letter-spacing:-.05em;line-height:1.25;margin:10px 0 8px}
.launch-help{font-size:16px;color:var(--ink-dim)}
.tool-shortcut{display:flex;align-items:center;gap:13px;min-width:260px;padding:12px 16px;border:1px solid var(--line-strong);border-radius:12px;background:#ffffff05;text-decoration:none;transition:border-color .2s,background .2s}
.tool-shortcut:hover{border-color:var(--cyan);background:#79e5dc0b}
.tool-symbol{width:38px;height:38px;display:grid;place-items:center;border-radius:9px;background:#79e5dc12;color:var(--cyan);flex:none}
.tool-symbol .tile-icon{width:23px;height:23px}
.tool-shortcut strong,.tool-shortcut small{display:block}.tool-shortcut strong{font-size:16px}.tool-shortcut small{font-size:11px;color:var(--ink-faint);white-space:nowrap}
.tool-arrow{font-size:17px;color:var(--cyan);margin-left:auto}
.course-chooser{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
.course-tile{position:relative;display:flex;flex-direction:column;align-items:flex-start;min-height:200px;padding:19px;border:1px solid var(--line-strong);border-radius:13px;background:linear-gradient(145deg,#171d29,#11151e);text-decoration:none;transition:transform .2s,border-color .2s,background .2s}
.course-tile:hover{transform:translateY(-4px);border-color:var(--tile-color);background:linear-gradient(145deg,#1c2431,#121721)}
.course-tile>.tile-icon{width:28px;height:28px;color:var(--tile-color)}
.course-tile .tile-type{color:var(--tile-color);font-size:11px;margin:15px 0 4px}
.course-tile strong{font-size:17px;line-height:1.4;letter-spacing:-.02em}
.course-tile small{font-size:12px;color:var(--ink-dim);margin-top:6px}
.course-tile .tile-arrow{font-size:11px;color:var(--tile-color);margin-top:auto;padding-top:12px}
.launch-bottom{display:flex;align-items:center;gap:18px;margin-top:19px;font-size:12px;color:var(--ink-faint)}
.launch-bottom a{color:var(--cyan);text-decoration:none;white-space:nowrap}
.launch-bottom .resume-link{margin-top:0}
.launch-bottom p{margin-left:auto;text-align:right}
.practice-preview{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,390px);gap:60px;align-items:center;margin-top:85px;padding-top:45px;padding-bottom:45px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.practice-preview .studio{width:100%;max-width:390px;transform:rotate(1deg);box-shadow:0 16px 45px #0003}
.practice-preview .practice-intro h2{font-size:clamp(28px,3vw,39px)}
.practice-preview .practice-intro>p:last-child{font-size:13px;line-height:1.8}
.practice-preview .studio-stage{margin:9px}.practice-preview .storyboard{padding:0 9px 9px}.practice-preview .shot{height:32px}.practice-preview .timeline{padding:8px 10px}
.courses-section{padding-top:55px}
.philosophy{margin-top:70px}
@media(max-width:1100px){.course-chooser{grid-template-columns:repeat(3,minmax(0,1fr))}.course-tile{min-height:175px}.practice-preview{gap:28px}}
@media(max-width:760px){
 .course-launch{padding-top:28px;padding-bottom:24px}.launch-intro{display:block;margin-bottom:18px}.launch-byline{font-size:10px}.launch-intro h1{font-size:35px;margin:5px 0}.launch-help{font-size:13px}
 .tool-shortcut{min-width:0;margin-top:16px;padding:9px 12px}.tool-symbol{width:32px;height:32px}.tool-shortcut strong{font-size:14px}.tool-shortcut small{font-size:10px}
 .course-chooser{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.course-tile{min-height:142px;padding:13px}.course-tile>.tile-icon{width:23px;height:23px}.course-tile .tile-type{font-size:10px;margin:7px 0 3px}.course-tile strong{font-size:14px;line-height:1.35}.course-tile small{font-size:11px;margin-top:4px}.course-tile .tile-arrow{font-size:10px;padding-top:6px}.course-tile:last-child{grid-column:1/-1;min-height:105px}
 .launch-bottom{display:block;margin-top:13px;font-size:11px}.launch-bottom a{margin-right:12px}.launch-bottom p{margin-top:6px;text-align:left}
 .courses-section{padding-top:35px}.practice-preview{grid-template-columns:1fr;margin-top:48px;padding-top:32px;padding-bottom:32px;gap:20px}.practice-preview .studio{max-width:310px;margin:auto;transform:rotate(1deg)}
}

/* 首页三个入口：课程、老板开拍、老板出片。 */
.course-launch{min-height:clamp(430px,55vh,570px);padding-top:64px;padding-bottom:58px;display:flex;flex-direction:column;justify-content:center;text-align:center}
.course-launch h1{font-size:clamp(48px,5.5vw,76px);line-height:1.18;letter-spacing:-.055em;margin:15px 0 14px;text-wrap:balance}
.course-launch .launch-byline{font-size:12px;letter-spacing:.12em}
.course-launch .launch-help{font-size:16px;line-height:1.65;max-width:700px;margin-inline:auto}
.direction-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:42px;width:100%}
.direction-card{min-width:0;min-height:112px;display:flex;align-items:center;gap:17px;padding:20px 23px;border:1px solid var(--line-strong);border-radius:14px;background:linear-gradient(135deg,#18212b,#11161e);text-decoration:none;text-align:left;transition:border-color .2s,transform .2s,background .2s}
.direction-card:hover{transform:translateY(-3px);border-color:var(--cyan);background:linear-gradient(135deg,#1b2a32,#121920)}
.kaipai-direction{background:linear-gradient(135deg,#102733,#111a2b)}
.tool-direction{background:linear-gradient(135deg,#191b2a,#13151e)}
.direction-icon{width:46px;height:46px;flex:none;display:grid;place-items:center;border-radius:11px;background:#79e5dc13;color:var(--cyan)}
.kaipai-direction .direction-icon{background:linear-gradient(135deg,#2ee6ff28,#8b5cf628);color:var(--cyan)}
.tool-direction .direction-icon{background:#bd9cf314;color:var(--violet)}
.direction-icon svg{width:26px;height:26px}
.direction-copy{min-width:0;display:flex;flex-direction:column;gap:4px}
.direction-label{font-size:11px;letter-spacing:.06em;color:var(--cyan)}
.tool-direction .direction-label{color:var(--violet)}
.direction-copy strong{font-size:21px;line-height:1.35}
.direction-copy small{font-size:12px;color:var(--ink-dim);line-height:1.5}
.direction-arrow{font-size:23px;color:var(--cyan);margin-left:auto;align-self:center}
.tool-direction .direction-arrow{color:var(--violet)}
.course-launch>.resume-link{margin-top:16px;align-self:center}
#course-details,#agent-courses,#video-course-free{scroll-margin-top:24px}
@media(max-width:980px) and (min-width:761px){
 .direction-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .tool-direction{grid-column:1 / -1}
}
@media(max-width:760px){
 .course-launch{min-height:0;padding-top:54px;padding-bottom:46px}
 .course-launch h1{font-size:clamp(38px,9vw,52px);margin:12px 0 12px}
 .course-launch .launch-byline{font-size:10px;letter-spacing:.06em}
 .course-launch .launch-help{font-size:14px}
 .direction-grid{grid-template-columns:1fr;gap:10px;margin-top:36px}
 .direction-card{min-height:98px;padding:15px 16px;gap:12px}
 .direction-icon{width:38px;height:38px}.direction-icon svg{width:23px;height:23px}
 .direction-copy strong{font-size:18px}.direction-copy small{font-size:11px}
 .direction-arrow{font-size:19px}
}

/* 首页辅助文字照顾手机观看和中年学员，保留标题与正文的层级。 */
.hub-page .brand small{font-size:11px;letter-spacing:.06em}
.hub-nav nav a{font-size:14px}.nav-start{font-size:13px}
.course-launch .launch-byline{font-size:13px}
.direction-label{font-size:13px}.direction-copy small{font-size:14px}
.hub-page .eyebrow{font-size:12px}.section-heading>p{font-size:14px;color:var(--ink-dim)}
.course-top,.access-label{font-size:12px}.course-subtitle{font-size:14px;color:var(--ink-dim)}
.course-price small{font-size:13px;color:var(--ink-dim)}
.course-desc{font-size:15px;line-height:1.75}.course-card ul{font-size:14px;line-height:1.65}
.course-result span{font-size:12px}.course-result b{font-size:14px}
.course-enter{font-size:14px}.course-progress,.course-footnote{font-size:12px}
.practice-preview .practice-intro>p:last-child{font-size:15px}
.philosophy figcaption{font-size:13px}.philosophy-steps span,.philosophy-steps p{font-size:15px}
.prepare>div>p:last-child{font-size:15px}.prepare li>span{font-size:12px}.prepare li p{font-size:14px;color:var(--ink-dim)}
.faq summary{font-size:16px}.faq details p{font-size:15px}
.closing .eyebrow{font-size:12px}.hub-footer p,.hub-footer>span{font-size:12px}

/* 与老板出片工具一致的服务与备案入口。 */
.hub-footer{flex-wrap:wrap}
.hub-legal{flex:0 0 100%;display:flex;flex-direction:column;align-items:center;gap:11px;padding-top:22px;border-top:1px solid var(--line)}
.hub-legal nav{display:flex;justify-content:center;flex-wrap:wrap;gap:9px 18px}
.hub-legal a{font-size:13px;color:var(--ink-dim);text-decoration:none;line-height:1.6}
.hub-legal a:hover{color:var(--cyan)}
.hub-legal a:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.hub-legal .filing{font-size:12px}
.course-launch .launch-author{font-size:18px;font-weight:800;letter-spacing:.03em;color:var(--cyan)}
@media(max-width:760px){.course-launch .launch-author{font-size:16px}}
@media(max-width:760px){
 .nav-start{font-size:12px}.course-launch .launch-byline{font-size:12px}
 .direction-label{font-size:12px}.direction-copy small{font-size:13px}
 .course-card{padding:23px}.course-top,.access-label{font-size:12px}
 .section-heading>p{font-size:14px}.faq summary{font-size:16px}
}

/* 与“老板出片”呼应：首屏留光感，关键标题和入口带青蓝紫渐变。 */
.hub-page{background:radial-gradient(ellipse 46% 350px at 4% 150px,#0b3d5855,transparent 85%),radial-gradient(ellipse 42% 380px at 96% 180px,#35246e66,transparent 88%),var(--bg-0)}
.hub-page .bg-grid{background-image:linear-gradient(#8cb4ff0a 1px,transparent 1px),linear-gradient(90deg,#8cb4ff0a 1px,transparent 1px);background-size:52px 52px}
.hub-page .course-launch h1,.hub-page .section-heading h2,.hub-page .closing h2{
  background:var(--brand-gradient);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hub-page .course-launch h1{width:fit-content;max-width:100%;margin-inline:auto;filter:drop-shadow(0 0 26px #2ee6ff25)}
.hub-page .section-heading h2,.hub-page .closing h2{width:fit-content;max-width:100%}
.hub-page .closing h2{margin-inline:auto}
.hub-page .direction-card{border-color:#8cb4ff35;background:linear-gradient(125deg,#0c1d2b,#10162b 68%,#17132b)}
.hub-page .direction-card.kaipai-direction{border-color:#2ee6ff55;background:linear-gradient(125deg,#0c2835,#111b32 68%,#1b1737)}
.hub-page .direction-card:hover,.hub-page .direction-card:focus-visible{border-color:var(--cyan);box-shadow:0 12px 38px #2ee6ff1c}
.hub-page .direction-card.tool-direction:hover,.hub-page .direction-card.tool-direction:focus-visible{border-color:var(--violet);box-shadow:0 12px 38px #8b5cf626}
.hub-page .direction-card.tool-direction.is-building,.hub-page .direction-card.tool-direction.is-building:hover{border-color:#65718155;background:linear-gradient(125deg,#171b22,#191c25);box-shadow:none;transform:none;cursor:default}
.hub-page .is-building .direction-icon{background:#8c96a51c;color:#9aa5b4}.hub-page .is-building .direction-label,.hub-page .is-building .direction-arrow{color:#929dac}.hub-page .is-building strong{color:#bec7d3}.hub-page .is-building small{color:#9ca6b4}
.course-card .agent-name{color:#92eaff;font-weight:700;letter-spacing:.01em}.course-card[data-course="agent"] .agent-name{color:#f4d28d}
.hub-page .direction-icon{background:linear-gradient(130deg,#2ee6ff26,#8b5cf626);box-shadow:inset 0 0 0 1px #2ee6ff26}
.hub-page .direction-copy strong{background:var(--brand-gradient);-webkit-background-clip:text;background-clip:text;color:transparent}
.hub-page .course-card{border-color:#8cb4ff2c;background:linear-gradient(135deg,#10192a,#0a0f1b 75%)}
.hub-page .course-card.featured{background:linear-gradient(135deg,#151b35,#0a0f1b 75%)}
.hub-page .course-card:before{background:var(--action-gradient);opacity:1}
.hub-page .course-enter{background:var(--action-gradient);color:#05121b;border-color:transparent;box-shadow:0 8px 26px #2ee6ff1d}
.hub-page .course-enter:hover{filter:brightness(1.1);box-shadow:0 10px 32px #2ee6ff36}
.hub-page .philosophy figure{background:linear-gradient(110deg,#2ee6ff13,#8b5cf611);border-left-color:var(--cyan)}
@media(forced-colors:active){.hub-page .course-launch h1,.hub-page .section-heading h2,.hub-page .closing h2,.hub-page .direction-copy strong{background:none;color:CanvasText}}
/* 同域微信登录入口。 */
.hub-account{display:flex;align-items:center;gap:18px;min-width:max-content}
.hub-login,.hub-login-refresh{border:1px solid #2ee6ff77;background:linear-gradient(115deg,#23d9ff,#8b5cf6);color:#07101c;border-radius:999px;padding:9px 17px;font-family:inherit;font-size:13px;font-weight:700;cursor:pointer}
.hub-login:hover,.hub-login-refresh:hover{filter:brightness(1.13)}
.hub-user{display:inline-flex;align-items:center;gap:8px;max-width:200px;white-space:nowrap;color:var(--ink);font-size:14px;font-weight:700}
.hub-user-avatar{width:28px;height:28px;flex:0 0 28px;border-radius:50%;object-fit:cover;border:1.5px solid #2ee6ff88}
.hub-user-fallback{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#2ee6ff,#8b5cf6);color:#04121a;font-size:13px}
.hub-user-name{min-width:0;overflow:hidden;text-overflow:ellipsis}
.hub-profile{position:relative}
.hub-user{border:0;background:transparent;padding:5px 0;text-align:left}
.hub-user:hover .hub-user-name,.hub-user[aria-expanded="true"] .hub-user-name{color:var(--cyan)}
.hub-account-menu{position:absolute;right:0;top:calc(100% + 8px);z-index:10;min-width:154px;padding:6px;border:1px solid #2ee6ff66;border-radius:12px;background:#101827;box-shadow:0 16px 42px #0008}
.hub-account-menu button{display:block;width:100%;padding:10px 12px;border:0;border-radius:7px;background:transparent;color:var(--ink);text-align:left;font-size:13px}
.hub-account-menu button:hover,.hub-account-menu button:focus-visible{background:#2ee6ff19;color:var(--cyan)}
.hub-login-dialog{position:fixed;inset:0;margin:auto;width:min(92vw,390px);max-height:94vh;overflow:auto;padding:18px;border:1px solid #2ee6ff66;border-radius:18px;background:#101827;color:#edf4ff;box-shadow:0 20px 70px #000a;text-align:center}
.hub-login-dialog::backdrop{background:#030711cc}
.hub-login-dialog h2{font-size:24px;margin:3px 0 10px}
.hub-login-dialog p{font-size:14px;line-height:1.6;color:#b6c8dd}
.hub-login-close{position:absolute;right:14px;top:12px;border:0;background:transparent;color:#c8d8ef;font-size:28px;cursor:pointer}
.hub-qr{min-height:240px;display:grid;place-items:center;padding:8px;margin:10px 0;background:#07101c;border-radius:14px;font-size:14px;color:#d8e9f8}
.hub-qr img{max-width:220px;max-height:220px;background:#fff;padding:8px;border-radius:10px}
.hub-qr-embed{width:230px;height:332px;overflow:hidden;border-radius:10px;background:#fff}
.hub-qr iframe{display:block;width:320px;height:460px;max-width:none;border:0;background:#fff;transform:scale(.72);transform-origin:top left}
.hub-login-tip{min-height:24px}
.hub-login-refresh{margin-top:8px}
.hub-login-switch{display:block;margin:14px auto 0;border:0;background:none;color:#45dfff;font:inherit;cursor:pointer}
#classroomSmsPanel input{min-width:0;width:100%;box-sizing:border-box;padding:12px;border:1px solid #456078;border-radius:10px;background:#0a1320;color:#edf4ff;font:inherit}
.hub-sms-code{display:flex;gap:8px;margin-top:10px}
.hub-sms-code button{white-space:nowrap;border:1px solid #2ee6ff77;border-radius:10px;background:#11263a;color:#64e5ff;padding:0 10px;cursor:pointer}
.hub-sms-code input{flex:1}
@media(max-width:760px){.hub-account{gap:10px}.hub-account .nav-start{display:none}.hub-login{padding:8px 12px;font-size:12px}.hub-user{max-width:136px;font-size:12px}}
@media(min-width:761px) and (max-width:1100px){.hub-nav nav{display:none}}

/* 页脚：品牌、联系信息和合规入口分层，辅助文字保持低调但可读。 */
.hub-footer{display:block;padding-top:28px;padding-bottom:30px;--footer-ink:#8798b2}
.hub-footer-main{display:grid;grid-template-columns:minmax(235px,1fr) minmax(320px,1.4fr) auto;gap:24px;align-items:center;padding-bottom:22px}
.hub-footer-main .brand{width:max-content;max-width:100%}
.hub-footer-main .brand small{color:var(--footer-ink);-webkit-text-fill-color:var(--footer-ink)}
.hub-footer-main p,.hub-footer-version,.hub-footer-contact,.hub-legal a{color:var(--footer-ink);font-size:12px;line-height:1.7}
.hub-footer-main p{margin:0}
.hub-footer-version{white-space:nowrap;text-align:right}
.hub-footer-contact{display:flex;flex-wrap:wrap;gap:4px 30px;margin:0;padding:17px 0;font-style:normal;border-top:1px solid var(--line)}
.hub-footer-contact a{color:inherit;text-decoration:none}
.hub-legal{display:flex;flex-direction:row;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px 24px;padding-top:16px}
.hub-legal nav{justify-content:flex-start;gap:8px 20px}
.hub-legal a{font-size:12px}
.hub-legal .filing{font-size:12px;white-space:nowrap}
.hub-footer-contact a:hover,.hub-legal a:hover{color:var(--ink-dim)}
.hub-footer-contact a:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
@media(max-width:760px){
 .hub-footer-main{grid-template-columns:1fr auto;gap:12px 16px}
 .hub-footer-main p{grid-column:1/-1}
 .hub-footer-version{display:none}
 .hub-footer-contact{gap:4px 16px}
 .hub-legal{align-items:flex-start;flex-direction:column}
}

.hub-filings{display:flex;align-items:center;flex-wrap:wrap;gap:6px 20px}.hub-filings .filing{display:inline-flex;align-items:center;gap:6px}.hub-filings img{display:block;flex:none;width:20px;height:20px}