/* Shared Wix-compatible blocks: blue, yellow, white; Arial; repeatable containers. */
header{position:relative;z-index:20;max-width:1292px}nav a[aria-current=page]{color:var(--blue);font-weight:700}.nav-more{padding:0;border:0;position:relative}.nav-more summary{font:inherit;display:block;padding-right:15px;line-height:1.6}.nav-more summary:after{content:'⌄';position:absolute;right:0;font-size:15px;line-height:1.6}.nav-more[open] summary:after{content:'⌃'}.nav-more>div{position:absolute;top:35px;right:-20px;background:white;padding:14px;min-width:240px;border:1px solid #e2e7f2;border-radius:12px;box-shadow:0 18px 45px #17234318}.nav-more a{display:block;padding:8px 12px;font-size:14px;border-radius:6px}.nav-more a:hover{background:#f1f4fc}.site-footer{max-width:none;display:block;background:#f5f7fc;padding:0;margin-top:50px;border-top:1px solid #e5e9f4}.footer-columns{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-block:45px}.footer-columns>div{display:flex;flex-direction:column;align-items:start;gap:9px;font-size:14px}.footer-columns strong{font-size:15px;margin-bottom:7px}.footer-columns p{font-size:14px;color:var(--muted);margin:10px 0}.footer-bottom{border-top:1px solid #e1e7f2;padding-block:20px;font-size:13px;color:var(--muted)}.breadcrumbs{font-size:13px;color:var(--muted);display:flex;gap:11px;align-items:center;margin-bottom:30px;grid-column:1 / -1;flex-wrap:wrap}.breadcrumbs a:hover{color:var(--blue)}.page-hero{padding-top:30px;padding-bottom:38px}.page-hero h1{font-size:52px;max-width:850px;line-height:1.1}.page-hero p{max-width:660px;font-size:18px;color:var(--muted);margin-bottom:0}.page-hero.with-photo{display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:20px 64px}.page-hero.with-photo h1{font-size:47px}.page-hero-photo{width:100%;height:350px;object-fit:cover;border-radius:20px}.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.info-card{border:1px solid #e1e7f3;border-radius:16px;padding:30px;display:flex;flex-direction:column;align-items:start;background:white}.info-card:nth-child(3n+2){background:#fff9dd;border-color:#f0e3a6}.info-card:nth-child(3n+3){background:#f0f4fc}.card-index{font-size:13px;color:var(--blue);font-weight:bold;margin-bottom:30px}.info-card h3{font-size:25px;line-height:1.25}.info-card p{color:var(--muted);font-size:16px}.info-card .text-link{margin-top:auto;font-size:14px}.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}.content-grid p{color:var(--muted)}.soft-panel{background:#f1f4fc;border-radius:16px;padding:30px;margin-block:20px}.soft-panel h3{font-size:23px}.soft-panel p{font-size:16px}.soft-panel .button{margin-top:16px}.soft-panel ul{padding-left:22px}.feature-band{display:flex;gap:45px;align-items:center;background:#2647d5;color:white;border-radius:16px;padding:28px 35px;margin-bottom:40px}.feature-band strong{font-size:32px;white-space:nowrap}.feature-band p{margin:0;font-size:17px;max-width:450px}.reading-layout{display:grid;grid-template-columns:285px 1fr;gap:60px;margin-top:65px;align-items:start}.reading-layout>aside{background:#f1f4fc;border-radius:16px;padding:25px;position:sticky;top:25px}.reading-layout>aside h3{font-size:24px}.reading-layout>aside p{font-size:15px;color:var(--muted)}.source-copy{max-width:800px}.source-copy h3{font-size:24px;line-height:1.3;margin:34px 0 16px}.source-copy h3:first-child{margin-top:0}.source-copy p{font-size:16px;color:var(--muted);line-height:1.8}.source-details{margin-top:35px;border:1px solid #e1e7f3;border-radius:12px;padding:22px 25px}.source-details summary{font-size:18px}.source-details .source-copy{margin-top:26px}.notice,.draft-note{background:#fff9dd;border-left:4px solid #e1bc27;padding:14px 20px;font-size:14px;color:#564919;margin-bottom:30px;border-radius:0 8px 8px 0}.draft-note{background:#f0f4ff;color:#4a5877;border-color:#c4d1f8;margin:24px 0 30px}.page-cta{background:#f1f4fc;border:1px solid #e2e7f2;border-radius:16px;display:flex;justify-content:space-between;align-items:center;gap:40px;padding:35px}.page-cta h2{font-size:29px;margin-bottom:12px}.page-cta p{margin:0;color:var(--muted);max-width:650px}.page-cta .button{flex-shrink:0}.empty-panel{border:1px solid #e1e7f3;border-radius:20px;padding:45px;max-width:850px;margin:auto}.empty-panel h2{font-size:33px}.empty-panel p{color:var(--muted)}.empty-panel .button{margin-left:20px}.city-links,.level-tabs{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:40px}.city-links a,.level-tabs a{padding:10px 20px;border:1px solid #dbe2f1;border-radius:8px;font-size:15px;font-weight:600}.city-links a:hover,.level-tabs a:hover{background:#edf2ff}.level-tabs a[aria-current=page]{background:var(--blue);color:white;border-color:var(--blue)}.city-section{margin-top:50px;scroll-margin-top:30px}.office-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.office-card{padding:25px;border:1px solid #e1e7f3;border-radius:14px;display:flex;flex-direction:column;align-items:start}.office-card h3{font-size:23px}.office-card p{font-size:15px;color:var(--muted);margin-bottom:10px}.phone-link{color:var(--blue);font-size:18px;font-weight:bold;margin-top:auto;margin-bottom:16px}.level-resources{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:40px}.level-resources img{display:block;width:100%;height:auto;border:1px solid #e1e7f3;border-radius:12px}.legal-copy{max-width:850px;margin:auto;font-size:16px;line-height:1.9}.legal-copy h2{font-size:28px;margin-top:38px}.legal-copy .source-copy{margin-top:30px}.data-list{display:grid;grid-template-columns:170px 1fr;gap:15px 30px}.data-list dt{font-size:14px;color:var(--muted)}.data-list dd{margin:0;font-size:16px}.small-note{font-size:13px!important}.sitemap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-bottom:40px}.sitemap-grid a{padding:20px;border:1px solid #dce3f3;border-radius:10px;font-size:16px}.sitemap-grid a:hover{background:#f1f4fc}.sitemap-grid span{display:block;font-size:12px;color:var(--muted);margin-bottom:5px}
/* Level selection */
.level-picker{padding-top:15px}.level-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.level-card{padding:30px;border:1px solid #dce4f3;background:white;border-radius:16px;display:flex;flex-direction:column;min-height:340px;position:relative;transition:transform .2s,border .2s}.level-card:nth-child(2){background:#fff9dd}.level-card:nth-child(3){background:#f0f4ff}.level-card:nth-child(4){background:#f0f4ff}.level-card:nth-child(5){background:#fff9dd}.level-card:hover{border-color:var(--blue);transform:translateY(-4px)}.level-number{font-size:58px;font-weight:700;line-height:1;color:#bcc9ed;margin-bottom:28px}.level-card:nth-child(2) .level-number,.level-card:nth-child(5) .level-number{color:#d9bd48}.level-card h2{font-size:28px;margin-bottom:14px}.level-card .eyebrow{font-size:12px;margin-bottom:13px}.level-card p{font-size:16px;color:var(--muted);margin-bottom:25px}.level-count{font-size:13px;color:var(--muted);margin-top:auto}.level-action{display:block;font-size:15px;font-weight:bold;color:var(--blue);border-top:1px solid #dbe2f3;padding-top:16px;margin-top:18px}
/* Serpentine track: ordered DOM stays in lesson sequence. */
.track-heading{padding-top:30px;padding-bottom:0}.track-heading h1{font-size:52px;line-height:1.15;letter-spacing:-.035em}.track-heading h1 span{color:var(--blue)}.track-heading>.eyebrow{margin-top:35px}.track-heading>p{max-width:890px;color:var(--muted);font-size:17px}.track-section{padding-top:15px;padding-bottom:0}.lesson-track{padding:0;margin:0;list-style:none;position:relative;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));grid-template-rows:repeat(2,340px);column-gap:12px}.lesson-track:before{content:'';position:absolute;top:174px;left:0;right:-5px;height:340px;border-top:2px dashed #c3cce1;border-bottom:2px dashed #c3cce1;border-right:2px dashed #c3cce1;border-radius:0 24px 24px 0;pointer-events:none}.track-node{position:relative;grid-column:var(--col);grid-row:var(--row)}.track-node a{display:block;height:100%;position:relative}.topic-number{position:absolute;top:137px;left:50%;transform:translateX(-50%);border-radius:100%;width:76px;height:76px;display:flex;align-items:center;justify-content:center;font-size:29px;font-weight:bold;background:#f7d648;border:5px solid white;color:#172343;z-index:2}.track-node:nth-child(3n+2) .topic-number{background:#dce5ff;color:#2647d5}.track-node:nth-child(3n) .topic-number{background:#e7ecf7}.topic-card{position:absolute;left:0;right:0;min-height:111px;display:flex;flex-direction:column;justify-content:center;text-align:center;padding:16px 10px;border-radius:13px;border:1px solid #dce3f3;background:white;box-shadow:0 4px 16px #17234305;z-index:1}.topic-card strong{font-size:16px;line-height:1.3}.topic-card small{font-size:13px;color:var(--muted);margin-top:8px;line-height:1.3}.topic-meta{font-size:12px;color:var(--blue);margin-top:10px}.card-above .topic-card{top:5px}.card-below .topic-card{top:235px}.track-node a:after{content:'';position:absolute;left:50%;height:22px;width:0;border-left:2px solid #c3cce1;z-index:0}.card-above a:after{top:117px}.card-below a:after{top:213px}.track-node a:hover .topic-card{border-color:var(--blue);box-shadow:0 5px 20px #2647d513}.track-node a:hover .topic-number{background:var(--blue);color:white}
/* Lesson detail */
.lesson-heading{padding-top:28px;padding-bottom:0}.lesson-heading h1{font-size:49px;margin-bottom:18px}.lesson-heading>p{font-size:19px;color:var(--muted);margin-bottom:0}.lesson-labels{display:flex;gap:12px;flex-wrap:wrap;margin:25px 0}.lesson-labels span{font-size:12px;font-weight:bold;letter-spacing:.08em;background:#f0f4ff;color:var(--blue);padding:6px 12px;border-radius:5px}.lesson-layout{display:grid;grid-template-columns:255px 1fr;gap:55px;align-items:start;padding-bottom:65px}.lesson-sidebar{position:sticky;top:25px}.lesson-sidebar .soft-panel{margin:0;padding:25px}.lesson-sidebar h3{font-size:22px}.lesson-sidebar nav{display:flex;flex-direction:column;gap:0;margin-bottom:20px}.lesson-sidebar nav a{padding:9px 0;border-bottom:1px solid #dbe2f3;font-size:14px}.lesson-sidebar .button{font-size:14px;padding-inline:15px;width:100%}.back-link{display:block;font-size:14px;color:var(--blue);margin-top:23px}.lesson-content>section{padding-bottom:40px;margin-bottom:38px;border-bottom:1px solid #e0e6f2;scroll-margin-top:25px}.lesson-content h2{font-size:31px;margin-bottom:22px}.lesson-content p{color:var(--muted);font-size:16px}.vocab{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0}.vocab span{padding:6px 13px;background:#f0f4fc;border-radius:5px;font-size:14px;color:#32456e}.model-box{border-left:4px solid var(--blue);padding:20px 24px;background:#f5f7fc;border-radius:0 9px 9px 0}.model-box span{font-size:12px;letter-spacing:.1em;font-weight:bold;color:var(--blue)}.model-box p{font-size:20px;color:var(--ink);margin:12px 0 0;line-height:1.6}.video-placeholder{aspect-ratio:16/9;background:#172647;border-radius:14px;color:white;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:30px;text-align:center}.video-label{font-size:12px;letter-spacing:.15em;color:#b8c7f3;margin-bottom:28px}.video-placeholder strong{font-size:29px;line-height:1.3}.video-placeholder p{color:#c6cfe5;font-size:15px;margin-top:16px}.lesson-section-title{display:flex;justify-content:space-between;align-items:center;gap:20px}.lesson-section-title span{background:#fff8d6;border-radius:6px;font-size:14px;padding:5px 10px;white-space:nowrap}.lesson-steps{list-style:none;padding:0}.lesson-steps li{display:grid;grid-template-columns:43px 1fr 49px;gap:18px;align-items:start;padding:23px 0;border-bottom:1px solid #e3e8f3}.lesson-steps li:last-child{border-bottom:0}.step-number{display:flex;align-items:center;justify-content:center;width:39px;height:39px;background:#f1f4fc;color:var(--blue);border-radius:8px;font-weight:bold;font-size:14px}.lesson-steps h3{font-size:20px;margin:0 0 10px}.lesson-steps p{margin-bottom:0}.time-tag{font-size:13px;color:var(--muted);padding-top:8px;white-space:nowrap}.activity-grid{display:grid;gap:18px}.activity-grid article{padding:24px;background:#f5f7fc;border-radius:12px}.activity-grid h3{font-size:21px;margin-bottom:12px}.activity-grid p{margin-bottom:0}.worksheet-link{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:25px}.worksheet-link p{margin:0}.worksheet-link .button{flex-shrink:0;font-size:14px}.product-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:25px}.product-card{border:1px solid #dce4f3;border-radius:13px;padding:25px;display:flex;flex-direction:column;align-items:start;background:#fffbea}.product-type{font-size:12px;letter-spacing:.1em;color:var(--muted);margin-bottom:23px}.product-card h3{font-size:23px;line-height:1.3;margin-bottom:25px}.product-card .button{font-size:14px;padding:11px 16px;margin-top:auto}.lesson-next{display:flex;justify-content:space-between;gap:25px;font-size:16px}.lesson-next a{max-width:48%;font-weight:bold;color:var(--blue)}.lesson-next a:last-child{text-align:right}.lesson-next small{display:block;font-size:12px;color:var(--muted);font-weight:400;margin-bottom:8px}
@media(max-width:1100px){header{gap:20px}header .logo{width:155px}header nav{gap:18px;font-size:14px}.reading-layout{gap:35px;grid-template-columns:250px 1fr}.page-hero.with-photo{gap:20px 35px}.lesson-layout{gap:35px;grid-template-columns:225px 1fr}.topic-card strong{font-size:14px}.topic-card{padding-inline:7px}.topic-card small{font-size:12px}.worksheet-link{flex-wrap:wrap}.footer-columns{gap:22px}.contact-card a{font-size:23px}}
@media(max-width:1000px){.lesson-track{display:flex;flex-direction:column;padding-left:0;gap:20px;margin-bottom:20px}.lesson-track:before{top:0;bottom:0;height:auto;left:34px;right:auto;border:0;border-left:2px dashed #c3cce1;border-radius:0}.track-node{height:auto;min-height:120px}.track-node a{display:flex;align-items:center;gap:22px;min-height:120px}.topic-number{position:relative;top:auto;left:auto;transform:none;width:70px;height:70px;flex-shrink:0;order:0}.topic-card{position:relative!important;top:auto!important;right:auto;left:auto;order:1;min-height:110px;flex:1;padding:20px;text-align:left;max-width:780px}.topic-card strong{font-size:18px}.topic-card small{font-size:14px}.topic-meta{font-size:13px}.track-node a:after{display:none}.track-section{padding-bottom:0}.track-heading h1{font-size:44px}}
@media(max-width:700px){.footer-columns{grid-template-columns:1fr 1fr;gap:30px}.footer-columns>div:first-child{grid-column:1 / -1}.nav-more>div{position:static;box-shadow:none;border:0;background:#f4f6fb;min-width:0;padding:8px;margin-bottom:10px}.nav-more{width:100%}#nav{gap:0}#nav>a,#nav>details>summary{font-size:15px;padding-block:12px}.nav-more summary:after{top:12px}.page-hero{padding-top:20px;padding-bottom:10px}.page-hero h1{font-size:37px}.page-hero p{font-size:16px}.page-hero.with-photo{grid-template-columns:1fr;gap:15px}.page-hero.with-photo h1{font-size:37px}.page-hero-photo{height:260px;margin-top:20px}.breadcrumbs{font-size:12px;margin-bottom:22px}.info-grid,.office-grid{grid-template-columns:1fr}.info-card{padding:26px}.info-card h3{font-size:24px}.card-index{margin-bottom:22px}.content-grid{grid-template-columns:1fr;gap:20px}.feature-band{display:block;padding:25px}.feature-band strong{display:block;margin-bottom:15px;font-size:29px}.reading-layout{grid-template-columns:1fr;gap:32px;margin-top:40px}.reading-layout>aside{position:static}.source-copy h3{font-size:23px}.source-copy p{font-size:16px}.source-details{padding:18px}.source-details summary{font-size:16px}.page-cta{flex-direction:column;align-items:start;padding:25px;gap:24px}.page-cta h2{font-size:27px}.page-cta p{font-size:16px}.empty-panel{padding:27px}.empty-panel .button{margin:20px 0 0}.empty-panel h2{font-size:28px}.level-resources{grid-template-columns:1fr}.data-list{grid-template-columns:1fr;gap:5px}.data-list dd{margin-bottom:14px}.sitemap-grid{grid-template-columns:1fr}.level-grid{grid-template-columns:1fr}.level-card{min-height:0;padding:27px}.level-number{font-size:48px;margin-bottom:20px}.level-card h2{font-size:28px}.level-picker{padding-top:20px}.track-heading{padding-top:20px}.track-heading h1{font-size:35px}.track-heading h1 span{display:block;margin-top:5px}.track-heading>p{font-size:16px}.level-tabs{gap:8px;margin-bottom:30px}.level-tabs a{font-size:14px;padding:8px 13px}.track-node a{gap:13px}.topic-number{width:56px;height:56px;font-size:24px;border-width:4px}.lesson-track:before{left:27px}.topic-card{padding:16px;min-height:118px}.topic-card strong{font-size:16px}.topic-card small{font-size:13px}.topic-meta{font-size:12px}.lesson-heading{padding-top:20px}.lesson-heading h1{font-size:36px;line-height:1.2}.lesson-heading>p{font-size:17px}.lesson-labels{gap:8px;margin:18px 0}.lesson-labels span{font-size:12px;padding:5px 9px}.lesson-layout{grid-template-columns:1fr;gap:35px;padding-bottom:30px}.lesson-sidebar{position:static}.lesson-sidebar nav{display:flex!important;gap:8px;flex-direction:row;flex-wrap:wrap}.lesson-sidebar nav a{font-size:13px;border:0;background:white;border-radius:6px;padding:7px 10px}.lesson-sidebar .soft-panel{padding:22px}.lesson-sidebar .button{max-width:220px}.lesson-sidebar .back-link{margin-top:16px}.lesson-content h2{font-size:28px}.lesson-content>section{margin-bottom:32px;padding-bottom:32px}.model-box{padding:18px}.model-box p{font-size:18px}.video-placeholder{padding:20px}.video-placeholder strong{font-size:23px}.video-label{margin-bottom:16px}.lesson-steps li{grid-template-columns:32px 1fr 38px;gap:11px}.step-number{width:32px;height:32px;font-size:12px}.lesson-steps h3{font-size:19px}.lesson-steps p{font-size:15px}.time-tag{font-size:12px}.lesson-section-title h2{margin-bottom:0}.lesson-section-title{margin-bottom:20px}.product-grid{grid-template-columns:1fr}.product-card{padding:23px}.worksheet-link{flex-direction:column;align-items:start;gap:18px}.worksheet-link p{font-size:15px}.activity-grid h3{font-size:20px}.lesson-next{font-size:14px}.notice,.draft-note{font-size:13px;padding:13px 15px}}
@media(prefers-reduced-motion:reduce){.level-card{transition:none}}