/* Isolated University concept. Existing Claude tokens, artwork and motion remain. */
.u-concept .u-wordmark{display:block;flex:none;width:176px;line-height:0}
.u-concept .u-wordmark img{display:block;width:100%;height:auto;aspect-ratio:3/1;object-fit:contain}
.u-concept .hbar{gap:24px;padding-block:8px;min-height:82px;flex-wrap:nowrap}
.u-concept .nav{gap:2px}.u-concept .nav a{font-size:1rem;padding:10px 12px}
.u-concept .hactions{gap:12px;flex-wrap:nowrap}
.u-sign-in{font-weight:700;text-decoration:none;white-space:nowrap;min-height:44px;display:inline-flex;align-items:center;color:var(--navy);padding:6px 8px}
.u-concept .u-help{min-height:44px;background:none;border:0;box-shadow:none;color:var(--muted);font:700 .9rem var(--body);padding:8px 12px;width:auto;animation:none!important;white-space:nowrap;display:inline-flex;justify-content:center}
.u-concept .u-help:hover{background:var(--paper);color:var(--navy)}
.u-concept .u-help::after,.u-concept .u-help::before{display:none}
.u-concept .og-panel{top:calc(var(--header-height,82px) + 10px);right:20px;max-height:calc(100dvh - var(--header-height,82px) - 24px)}
.u-concept .u-footer{background:var(--white);color:var(--muted);border-top:1px solid var(--line);padding-block:56px 100px}
.u-concept .u-footer a{color:var(--navy)}.u-concept .u-footer h2{color:var(--gold-deep)}
.u-concept .u-footer .fbottom{border-color:var(--line)}.u-concept .u-footer .u-wordmark{width:180px}
.u-caption,.u-small{font-size:.95rem;line-height:1.55;color:var(--muted)}
.u-text-link{font-weight:700;text-decoration-thickness:1px;text-underline-offset:5px;display:inline-flex;align-items:center;min-height:44px;color:var(--navy)}
.u-text-button{border:0;background:none;color:var(--navy);font:700 1rem var(--body);padding:10px 0;min-height:44px;text-decoration:underline;text-underline-offset:4px;cursor:pointer;text-align:left}
.u-section-heading{display:flex;gap:32px;justify-content:space-between;align-items:end;margin-bottom:32px}
.u-section-heading>p{max-width:34ch;color:var(--muted)}.u-section-heading h2{margin-top:8px}
.u-two{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.u-choice-panel,.u-path-link{padding:36px;border:1px solid var(--line);border-radius:20px;background:var(--paper);display:grid;gap:18px;align-content:start}
.u-choice-panel h3,.u-path-link h3{font-size:1.8rem}.u-choice-panel p,.u-path-link p{color:var(--muted)}
.u-choice-panel .u-caption{margin-top:4px}.u-choice-panel:first-child{background:var(--gold-soft);border-color:#e6d9b5}
.u-path-link{color:var(--ink);text-decoration:none;transition:box-shadow .2s,border-color .2s}
.u-path-link:hover{border-color:var(--navy);box-shadow:var(--shadow)}
.u-hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:64px;align-items:center}
.u-university-hero{padding-block:72px 80px}.u-university-hero h1{font-size:clamp(2.4rem,4.7vw,4rem)}
.u-feature-player{min-width:0;background:var(--white);border:1px solid var(--line);border-radius:22px;padding:22px;box-shadow:var(--shadow)}
.u-player-heading{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;font-size:.8rem;letter-spacing:.04em;color:var(--muted);margin-bottom:14px;text-transform:uppercase;font-weight:700}
.u-feature-player .lp{margin:0}.u-feature-player .lp-cap{display:none}.u-feature-player .lp-screen{border-radius:12px}
.u-feature-player>.u-caption{margin-top:14px}.u-feature-player .lp-bar{margin-top:10px}
.u-method-list{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:32px;padding:0;margin:0}
.u-method-list li{border-top:1px solid var(--line);padding-top:24px;display:grid;grid-template-columns:auto 1fr;gap:18px}
.u-method-list li>span{font-family:var(--display);font-size:2rem;color:var(--gold-deep);line-height:1.1}
.u-method-list h3{margin-bottom:12px}.u-method-list p{color:var(--muted);font-size:1.05rem}
.u-membership-layout{display:grid;grid-template-columns:1fr .8fr;gap:80px;align-items:center}
.u-membership-card{border:1px solid var(--line);border-radius:22px;background:var(--paper);padding:36px;display:grid;gap:22px}
.u-membership-card h3{font-size:1.65rem}.u-price{font:800 3.6rem/1.1 var(--display);letter-spacing:-.03em;color:var(--navy)}
.u-price small{font:400 1rem var(--body);letter-spacing:0;color:var(--muted)}
.u-membership-card .btn{width:100%}.u-plain-list{list-style:none;padding:0;margin:0;display:grid;gap:14px}
.u-plain-list li{padding-bottom:14px;border-bottom:1px solid var(--line)}
.u-human-band{display:flex;align-items:center;justify-content:space-between;gap:40px}.u-human-band>div{max-width:720px}.u-human-band p{margin-top:14px;color:var(--muted)}.u-human-band .btn{flex:none}
.u-library-section{padding-top:32px}.u-library-toolbar{display:flex;align-items:end;justify-content:space-between;gap:32px;margin-bottom:22px}
.u-tabs{display:inline-flex;border-bottom:1px solid var(--line);gap:24px;flex-wrap:wrap}
.u-tabs button{font:700 1.1rem var(--body);color:var(--muted);padding:12px 0;border:0;border-bottom:3px solid transparent;background:none;cursor:pointer;min-height:48px}
.u-tabs button[aria-pressed=true]{color:var(--navy);border-color:var(--gold-deep)}
.u-search{display:grid;gap:6px;min-width:min(100%,320px)}.u-search label{font-size:.9rem;font-weight:700;color:var(--muted)}
.u-search input{width:100%;min-height:48px;border:1px solid var(--line);border-radius:10px;background:var(--white);font:1rem var(--body);padding:10px 14px;color:var(--navy)}
.u-filter-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-block:24px 14px;font-size:.95rem}.u-filter-row>span{margin-right:4px;color:var(--muted)}
.u-filter-row button,.u-billing-toggle button{font:700 .95rem var(--body);border:1px solid var(--line);border-radius:999px;min-height:44px;padding:8px 16px;background:var(--white);color:var(--muted);cursor:pointer}
.u-filter-row button[aria-pressed=true],.u-billing-toggle button[aria-pressed=true]{background:var(--navy);border-color:var(--navy);color:var(--white)}
.u-catalog{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:24px}
.u-catalog-card{border:1px solid var(--line);border-radius:18px;padding:28px;background:var(--white);display:grid;grid-template-columns:44px 1fr;gap:18px;align-content:start}
.u-card-index{font:700 1.8rem var(--display);color:var(--gold-deep)}.u-catalog-card h2{font-size:1.5rem;margin-block:12px}
.u-catalog-card p{color:var(--muted);font-size:1.05rem}.u-catalog-card .btn-row{margin-top:18px;gap:8px 18px}
.u-label{display:inline-block;font-size:.77rem;line-height:1.4;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--gold-deep)}
.u-empty{text-align:center;padding:60px 24px;background:var(--white);border:1px solid var(--line);border-radius:18px;margin-top:24px}.u-empty p{margin:18px auto;max-width:40ch}
.u-member-nav{display:flex;gap:32px;align-items:center;border-bottom:1px solid var(--line);padding-block:14px;font-size:1rem;flex-wrap:wrap}
.u-member-nav a{min-height:44px;display:inline-flex;align-items:center;text-decoration:none;font-weight:700;color:var(--muted)}
.u-member-nav a[aria-current=page]{color:var(--navy);box-shadow:inset 0 -3px 0 var(--gold)}.u-member-help{margin-left:auto}
.u-demo-note{font-size:.85rem;color:var(--muted);padding-top:18px}
.u-lesson-header{padding-block:40px 0}.u-lesson-header h1{font-size:clamp(2rem,3.8vw,3.2rem)}
.u-lesson-section{padding-top:32px}.u-lesson-layout{display:grid;grid-template-columns:minmax(0,2fr) minmax(240px,1fr);gap:48px;align-items:start}
.u-lesson-layout .lp{margin:0;display:grid;gap:16px}.u-lesson-layout .lp-cap>h2,.u-lesson-layout .lp-cap>p{display:none}
.u-lesson-layout .lp-cap{display:grid;gap:16px}.u-lesson-layout .lp-chapters{margin:0}.u-lesson-layout .lp-text{margin-top:0}
.u-lesson-aside{border-left:1px solid var(--line);padding-left:30px;display:grid;gap:40px}.u-lesson-aside h2{font-size:1.65rem}
.u-lesson-aside p{font-size:1.05rem;color:var(--muted)}
.u-sample-list{display:grid;gap:8px}.u-sample-list a{display:flex;gap:12px;padding:12px;border-radius:10px;font-size:.97rem;color:var(--navy);text-decoration:none;line-height:1.4;align-items:start}
.u-sample-list a[aria-current=page]{background:var(--gold-soft);font-weight:700}.u-sample-list a:hover{background:var(--white)}
.u-sample-list a>span:first-child{color:var(--gold-deep);font-weight:700;flex:none}
.u-practice{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:28px;display:grid;gap:16px}.u-practice h2{font-size:1.6rem}
.u-lesson-completion{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.u-aside-note{padding-top:22px;border-top:1px solid var(--line);display:grid;gap:12px}.u-aside-note h2{font-size:1.6rem}.u-aside-note p{color:var(--muted);font-size:1.05rem}
.u-status:empty{display:none}.u-status{font-size:1rem;color:var(--green);padding:12px 16px;border:1px solid #aac8b7;border-radius:10px;background:var(--green-soft)}
.u-status[data-error=true]{color:var(--red);background:var(--red-soft);border-color:#deb1af}
.u-join-layout,.u-auth-layout{display:grid;grid-template-columns:1fr .85fr;gap:88px;align-items:start}.u-auth-layout{max-width:1080px;align-items:center}
.u-form-card{padding:32px;border:1px solid var(--line);border-radius:20px;background:var(--white);box-shadow:var(--shadow)}
.u-form-card form,.u-form-card:is(form){display:grid;gap:22px}.u-form-card h2{font-size:1.7rem}.u-form-card .field{margin:0}.u-form-card>form>p{font-size:1.03rem;color:var(--muted)}
.u-form-card .field input,.u-form-card .field select{min-width:0;width:100%;min-height:50px;padding:12px;border:1px solid #9daac0;border-radius:10px;font:1.05rem var(--body);background:var(--white);color:var(--navy)}
.u-form-card .field label{margin-bottom:6px}.u-plan-options{margin:0;padding:0;border:0;display:grid;gap:10px}.u-plan-options legend{font-weight:700;font-size:.95rem;margin-bottom:10px}
.u-plan-options label{padding:16px;border:1px solid var(--line);border-radius:12px;display:flex;gap:14px;align-items:center;cursor:pointer}.u-plan-options label:has(input:checked){background:var(--gold-soft);border-color:var(--gold-deep)}
.u-plan-options label>span{display:flex;justify-content:space-between;gap:16px;flex:1;font-size:1rem;flex-wrap:wrap}
.u-plan-options input,.u-check input{width:20px;height:20px;accent-color:var(--navy);flex:none}
.u-check{display:flex;gap:12px;align-items:start;font-size:.97rem;line-height:1.5}.u-check input{margin-top:3px}
.u-notice{border-left:3px solid var(--gold);padding:18px 22px;background:var(--gold-soft);font-size:1rem;display:grid;gap:8px}
.u-billing-toggle{display:flex;gap:8px;flex-wrap:wrap}
.u-dashboard-head{padding-block:42px 32px}.u-dashboard-head h1{font-size:clamp(2.2rem,4vw,3rem);margin-block:12px 16px}
.u-dashboard-body{padding-bottom:80px}.u-dashboard-grid{display:grid;grid-template-columns:minmax(0,1.8fr) minmax(250px,1fr);gap:56px}
.u-continue{background:var(--navy);color:#e8eef8;padding:36px;border-radius:20px;display:grid;gap:18px}.u-continue h2{color:#fff;font-size:2rem}.u-continue .eyebrow{color:var(--gold)}.u-continue .btn{justify-self:start}.u-continue .u-caption{color:#c5d0e2}
.u-journey-list{display:grid;margin-top:20px}.u-journey-item{display:grid;grid-template-columns:38px 1fr auto;gap:14px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}
.u-journey-item h3{font-size:1.2rem}.u-journey-item .u-caption{font-size:.9rem;margin-top:6px}.u-journey-item>a{font-size:.95rem;min-height:44px;display:flex;align-items:center}
.u-progress-track progress{width:100%;height:10px;accent-color:var(--navy);border:0;display:block}.u-progress-track progress::-webkit-progress-bar{background:var(--line);border-radius:8px}.u-progress-track progress::-webkit-progress-value{background:var(--navy);border-radius:8px}
.u-dashboard-aside{padding-top:0}.u-dashboard-aside>.u-aside-note:first-child{border-top:0;padding-top:0}
.u-account-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:64px;align-items:start}.u-account-section{border-bottom:1px solid var(--line);padding-bottom:28px;display:grid;gap:16px}.u-account-section h2{font-size:1.65rem}
.u-founder-story{padding-block:32px;border-top:1px solid var(--line)}.u-founder-story .u-founder-name{font-size:2rem;margin-bottom:10px}.u-founder-story .u-caption{margin-top:20px}.u-founder-story p{margin-block:16px}
.u-founder-lede{font-size:1.25rem;color:var(--navy)}.u-concept .prose .u-source-links{font-size:.9rem;color:var(--muted)}.u-source-links a{color:var(--muted)}
.u-concept .hero-intro .hero-actions{gap:12px}.u-concept .hero-intro .trust{font-size:1rem}
.u-concept .u-local-message{margin-block:16px;padding:16px;border-left:3px solid var(--gold);background:var(--gold-soft);font-size:1rem}
.u-plan-details{margin-top:12px}.u-plan-details summary{cursor:pointer;font-weight:700;min-height:44px;padding-block:10px}
@media(min-width:1241px){.u-concept .site-header .wrap{max-width:1280px}.u-concept .nav{margin-left:auto}.u-concept .hactions{margin-left:10px}}
@media(max-width:1240px){.u-concept .hbar{gap:16px}.u-concept .nav{padding:12px 24px 20px}.u-concept .nav a{font-size:1.15rem;padding:14px 10px}.u-concept .u-help{justify-content:flex-start;text-align:left;margin-top:8px}.u-concept .hactions{margin-left:auto}}
@media(max-width:960px){.u-hero-grid{gap:32px}.u-join-layout,.u-auth-layout{gap:40px}.u-membership-layout{gap:40px}.u-method-list{gap:22px}.u-method-list li{grid-template-columns:1fr}.u-dashboard-grid{gap:30px}.u-lesson-layout{grid-template-columns:minmax(0,1.6fr) minmax(220px,1fr);gap:28px}.u-lesson-aside{padding-left:22px}}
@media(max-width:760px){
 .u-concept .u-wordmark{width:140px}.u-concept .hbar{min-height:76px;padding-block:8px;gap:8px}.u-concept .hactions{gap:8px}.u-concept .site-header .wrap{padding-inline:16px}.u-sign-in{font-size:.9rem;padding-inline:4px}.u-concept .menu-btn{font-size:.95rem;min-height:44px;padding-inline:10px}
 .u-concept .og-panel{right:12px;left:12px;width:auto}.u-concept .u-footer{padding-bottom:110px}.u-product .u-footer{padding-bottom:48px}
 .u-university-hero{padding-block:40px 48px}.u-hero-grid,.u-two,.u-membership-layout,.u-join-layout,.u-auth-layout,.u-lesson-layout,.u-dashboard-grid,.u-account-grid{grid-template-columns:1fr;gap:32px}
 .u-hero-grid .stack-lg{gap:24px}.u-university-hero h1{font-size:2.65rem}.u-hero-grid .lead{font-size:1.18rem}.u-feature-player{padding:16px}
 .u-section-heading{align-items:start;flex-direction:column;gap:18px;margin-bottom:24px}.u-section-heading>p{max-width:none}.u-section-heading h2{font-size:1.85rem}
 .u-choice-panel,.u-path-link{padding:26px}.u-choice-panel h3,.u-path-link h3{font-size:1.7rem}
 .u-method-list{grid-template-columns:1fr;gap:24px}.u-method-list li{grid-template-columns:44px 1fr;padding-top:20px}
 .u-human-band{align-items:start;flex-direction:column;gap:24px}.u-human-band .btn{align-self:start}
 .u-library-toolbar{align-items:stretch;flex-direction:column;gap:24px}.u-tabs{gap:24px}.u-tabs button{font-size:1rem}.u-catalog{grid-template-columns:1fr}.u-catalog-card{padding:24px;grid-template-columns:32px 1fr;gap:14px}.u-card-index{font-size:1.5rem}
 .u-member-nav{gap:8px 20px;padding-block:8px}.u-member-nav a{font-size:.92rem}.u-member-help{margin-left:0}.u-demo-note{font-size:.8rem}
 .u-lesson-header{padding-top:28px}.u-lesson-header h1{font-size:2.2rem}.u-lesson-aside{padding:26px 0 0;border-left:0;border-top:1px solid var(--line)}.u-lesson-layout .lp-chapters{gap:8px}.u-practice{padding:24px}
 .u-form-card,.u-membership-card{padding:26px}.u-join-layout .u-plain-list{font-size:1.05rem}.u-auth-layout h1{font-size:2.5rem}
 .u-dashboard-head{padding-block:28px}.u-continue{padding:26px}.u-continue h2{font-size:1.7rem}.u-journey-item{grid-template-columns:28px 1fr auto;gap:10px}.u-journey-item h3{font-size:1.12rem}.u-journey-item>a{font-size:.9rem}
 .u-account-section{padding-bottom:24px}.u-founder-story .u-founder-name{font-size:1.8rem}
}
@media(max-width:350px){.u-concept .u-wordmark{width:120px}.u-concept .site-header .wrap{padding-inline:12px}.u-concept .hactions{gap:4px}.u-sign-in{font-size:.85rem}.u-concept .menu-btn{padding-inline:8px}.u-university-hero h1{font-size:2.35rem}.u-catalog-card{padding:20px;grid-template-columns:1fr}.u-card-index{font-size:1.35rem}.u-journey-item{grid-template-columns:1fr auto}.u-journey-item>.u-card-index{display:none}.u-form-card,.u-membership-card{padding:22px}.u-price{font-size:3rem}}
@media(prefers-reduced-motion:reduce){.u-path-link{transition:none}}
@media print{.u-member-nav,.u-lesson-aside,.u-lesson-completion,.u-demo-note{display:none}.u-lesson-layout{display:block}}

.u-founder-photo{display:block;width:min(100%,320px);height:auto;border-radius:20px;margin:0 0 28px;box-shadow:0 12px 36px #132d4320}

@media(max-width:350px){.u-concept .site-header .u-wordmark{flex:0 1 120px;min-width:88px}}

/* Refinement: direct help and uncluttered public motion. */
.u-concept .u-help{display:inline-flex;flex:none;width:44px;height:44px;padding:9px;color:var(--navy);border:1px solid var(--line);border-radius:50%;background:var(--white)}
.u-concept .u-help img{width:26px;height:26px;display:block}
.u-showcase .lp-bar{display:flex;justify-content:flex-end;background:none;border:0;padding:8px 0;box-shadow:none}
.u-showcase .lp-bar>*:not(.play){display:none}.u-showcase .lp-bar .play{width:auto;min-width:44px;min-height:44px;height:auto;padding:8px 4px;background:none;border:0;box-shadow:none;font:700 .8rem var(--body);color:var(--muted);text-decoration:underline;text-underline-offset:3px}
.u-showcase .lp-chapters{display:none}.u-showcase .lp-bar .play svg{width:18px;height:18px}
.lp-kf{display:none!important}.lp-head{width:12px;height:12px;border-radius:50%;transform:translate(-50%,-50%);background:var(--navy)}
.u-resource-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.u-tools-section{border-bottom:1px solid var(--line)}
.u-concept input[type=password]{font:inherit;width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:var(--white);min-height:48px}
[data-access-gate]:not(:empty){padding:32px 20px}[data-error=true]{color:#9c2632}button:disabled{cursor:wait;opacity:.65}
@media(max-width:960px){.u-resource-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.u-concept .site-header .u-wordmark{flex:0 1 140px;min-width:82px}.u-concept .hactions{gap:6px}.u-concept .u-sign-in{white-space:normal;line-height:1.1;max-width:72px}.u-concept .hbar{gap:8px}.u-resource-grid{grid-template-columns:1fr}.u-resource-grid .u-path-link{gap:12px}}
@media(max-width:350px){.u-concept .site-header .u-wordmark{width:102px;flex-basis:102px;min-width:70px}.u-concept .hactions{gap:3px}.u-concept .menu-btn{padding-inline:6px}.u-concept .u-sign-in{max-width:56px;padding-inline:2px}.u-concept .site-header .wrap{padding-inline:10px}}

.lp-head{top:50%;bottom:auto;margin:0}