@layer reset,base,layout,components,responsive;
@layer reset{*,*::before,*::after{box-sizing:border-box}body,h1,h2,h3,p,ul,figure{margin:0}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}img{display:block;max-width:100%;height:auto}button{cursor:pointer}a{color:inherit;text-decoration:none}[hidden]{display:none!important}html{scroll-behavior:smooth;scroll-padding-top:100px}}
@layer base{:root{--blue:#1b3a8c;--navy:#12275e;--yellow:#f4c20f;--paper:#f7f9fd;--pale:#eef4ff;--text:#27364d;--muted:#66748b;--line:#dce4f0;--radius:20px}body{font-family:'Noto Sans Thai',Tahoma,sans-serif;background:#fff;color:var(--text);font-size:17px;line-height:1.75}h1,h2,h3{color:var(--navy);font-weight:700;line-height:1.4;text-wrap:balance}h1{letter-spacing:-1.5px}h2{letter-spacing:-.6px}button{border:0}a,button{touch-action:manipulation}:focus-visible{outline:3px solid #3274e8;outline-offset:5px}::selection{background:#ffe681;color:var(--navy)}.container{width:min(1200px,calc(100% - 72px));margin-inline:auto}.icon{width:21px;height:21px;flex:none;vertical-align:middle}.kicker{display:block;font-size:12px;font-weight:700;letter-spacing:1.6px;color:var(--blue);margin-bottom:12px}.button{display:inline-flex;align-items:center;justify-content:center;gap:13px;min-height:54px;padding:12px 26px;border-radius:10px;background:var(--yellow);color:var(--navy);font-weight:700;line-height:1.6;transition:transform .18s,background .18s}.button:hover{transform:translateY(-2px);background:#ffcf29}.button-blue{background:var(--blue);color:white}.button-blue:hover{background:#254dad}.button-outline{background:white;border:1px solid var(--line);color:var(--navy)}.button-outline:hover{background:var(--pale)}.button:disabled{opacity:.4;cursor:default;transform:none}.button-small{min-height:44px;padding:8px 17px;font-size:14px}.text-link{display:inline-flex;align-items:center;gap:12px;color:var(--blue);font-weight:700}.text-link:hover{text-decoration:underline}.yellow-dot{color:var(--yellow)}.skip-link{position:fixed;left:16px;top:-90px;background:var(--navy);color:white;padding:12px 20px;z-index:100}.skip-link:focus{top:12px}}
@layer layout{.site-header{position:sticky;top:0;z-index:30;background:#ffffffed;backdrop-filter:blur(16px);border-bottom:1px solid #e9edf4}.header-inner{height:84px;display:flex;justify-content:space-between;align-items:center;gap:24px}.brand{display:inline-flex;align-items:center;gap:9px;white-space:nowrap;color:var(--navy);line-height:1.3}.brand strong{font-size:26px;letter-spacing:-1px}.brand-mark{display:grid;place-items:center;background:var(--yellow);width:33px;height:35px;border-radius:9px;font-family:Arial,sans-serif;font-weight:800;font-size:26px}.brand-divider{height:22px;width:1px;background:#ccd5e5;margin:0 7px}.brand-course{font-size:15px;font-weight:600}.header-inner nav{display:flex;align-items:center;gap:26px;font-size:14px;font-weight:600}.header-inner nav>a:first-child:hover{color:var(--blue)}.hero{overflow:hidden;background:linear-gradient(120deg,#fff 60%,#f5f9ff)}.hero-grid{display:grid;grid-template-columns:1.06fr 1fr;align-items:center;min-height:535px;gap:8px;padding-block:58px 50px}.hero-copy{position:relative;z-index:2}.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:600;color:var(--blue);background:#edf3ff;border:1px solid #dce8ff;padding:6px 13px;border-radius:30px;margin-bottom:24px}.live-dot{width:6px;height:6px;background:var(--blue);border-radius:50%}.hero h1{font-size:clamp(38px,4.3vw,59px);line-height:1.32;font-weight:800;margin-bottom:20px}.highlight{position:relative;display:inline-block;isolation:isolate}.highlight svg{position:absolute;width:100%;height:14px;left:0;bottom:-3px;z-index:-1;stroke:#f4c20f;stroke-width:9;fill:none}.hero-description{font-size:19px;line-height:1.85;color:var(--muted);margin-top:22px}.hero-actions{display:flex;align-items:center;gap:25px;margin-top:28px}.hero-actions .text-link{font-size:15px}.hero-facts{display:flex;align-items:center;gap:13px;font-size:12px;color:var(--muted);margin-top:24px}.hero-facts strong{font-size:16px;color:var(--navy)}.hero-facts i{height:4px;width:4px;border-radius:50%;background:#bac5d5}.hero-visual{position:relative;display:flex;flex-direction:column;align-items:center}.hero-visual img{width:112%;max-width:112%;mix-blend-mode:multiply;position:relative;z-index:1}.visual-caption{position:relative;z-index:3;margin-top:-13px;padding:9px 19px;background:#ffffffd9;border:1px solid var(--line);border-radius:40px;color:var(--navy);font-size:13px;box-shadow:0 8px 26px #1b3a8c06}.visual-caption span{color:#ab7e00;padding-inline:10px}.visual-orbit{width:355px;height:355px;position:absolute;top:0;border-radius:50%;background:#eef4ff66;border:1px solid #eaf0fa}.learning-strip{border-block:1px solid var(--line);background:#fbfcff}.strip-inner{display:flex;align-items:center;justify-content:space-between;padding-block:23px;gap:25px}.strip-inner>p{font-size:13px;line-height:1.65;color:var(--muted)}.strip-inner>p strong{font-size:16px;color:var(--navy)}.strip-inner>div{display:flex;align-items:center;gap:13px;font-size:15px;color:var(--navy)}.strip-inner>div>.icon{color:var(--blue);width:24px;height:24px}.strip-inner b{margin-left:32px;font-weight:400;color:#b2c0d7}.catalog{padding-block:68px 24px;scroll-margin-top:30px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:28px}.section-heading h2{font-size:32px;line-height:1.45;margin-bottom:10px}.section-heading p:not(.kicker){font-size:15px;color:var(--muted)}.search-box{min-width:345px;display:flex;gap:12px;align-items:center;border:1px solid var(--line);padding:12px 15px;border-radius:12px;background:#fff;color:var(--muted);margin-bottom:5px}.search-box:focus-within{outline:2px solid #8bacf3;border-color:var(--blue)}.search-box input{width:100%;min-width:0;border:0;outline:none;font-size:13px;background:transparent;color:var(--navy)}.search-box kbd{font-size:12px;padding:0 5px;border:1px solid #e5eaf2;border-radius:4px}.filter-bar{display:flex;flex-wrap:wrap;gap:9px;margin-top:30px}.filter{min-height:42px;display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:30px;padding:8px 16px;font-size:13px;background:#fff;color:#53647e;transition:background .15s}.filter:hover{background:var(--pale)}.filter span{font-size:11px;opacity:.75}.filter.active{background:var(--blue);border-color:var(--blue);color:#fff}.catalog-status{display:flex;align-items:center;justify-content:space-between;min-height:47px;color:var(--muted);font-size:12px;margin:8px 0 20px}.clear-search{background:none;color:var(--blue);text-decoration:underline;font-size:13px;min-height:44px}.lesson-group{margin-bottom:48px}.group-heading{display:flex;align-items:center;gap:14px;margin-bottom:20px}.group-symbol{display:grid;place-items:center;background:#eef3ff;width:44px;height:44px;border-radius:12px;font-size:24px;color:var(--blue);flex:none}.group-heading h2{font-size:21px;font-weight:700;letter-spacing:0}.group-heading p{font-size:13px;color:var(--muted);margin-top:3px}.group-count{margin-left:auto;font-size:12px;color:var(--muted);white-space:nowrap}.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.lesson-card{border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden;transition:transform .18s,box-shadow .18s,border-color .18s}.lesson-card:hover{transform:translateY(-4px);box-shadow:0 16px 35px #1b3a8c0c;border-color:#adc4ec}.lesson-card>a{display:flex;flex-direction:column;height:100%}.card-art{aspect-ratio:1.95;background:#eef4ff;overflow:hidden;position:relative;border-bottom:1px solid #eef2f9}.card-art img{width:100%;height:100%;object-fit:cover}.card-status{position:absolute;top:12px;right:12px;background:#fff;color:var(--blue);padding:4px 9px;border-radius:20px;font-size:11px;box-shadow:0 3px 10px #12275e10}.card-status .icon{width:13px;height:13px}.card-content{padding:21px 22px 22px;flex:1;display:flex;flex-direction:column}.card-meta{display:flex;justify-content:space-between;font-size:11px;margin-bottom:10px;color:var(--blue);font-weight:600;gap:8px}.card-meta>span:last-child{color:var(--muted);font-weight:400;white-space:nowrap}.card-meta .icon{width:13px;height:13px;vertical-align:-2px}.card-content h3{font-size:20px;line-height:1.5;margin-bottom:8px;letter-spacing:-.25px;min-height:60px}.card-content p{font-size:13px;line-height:1.8;color:var(--muted);margin-bottom:20px;flex:1}.card-action{display:inline-flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--blue);font-weight:600;margin-top:auto}.card-action .icon{width:18px;height:18px}.empty-state{text-align:center;padding:80px 20px}.empty-state>span{font-size:60px;color:var(--blue)}.empty-state h3{font-size:25px;margin-bottom:10px}.empty-state p{color:var(--muted);margin-bottom:25px}.practice-section{background:var(--pale);border-block:1px solid #e2ebfb;padding-block:60px}.practice-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}.practice-grid h2{font-size:35px;margin-bottom:16px}.practice-grid>div>p:not(.kicker){font-size:15px;line-height:1.85;color:var(--muted);margin-bottom:23px}.practice-example{background:#fff;border:1px solid #d9e5fb;border-radius:20px;box-shadow:0 12px 35px #1b3a8c06;padding:28px}.example-label{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);margin-bottom:20px}.mini-mark{display:grid;place-items:center;width:30px;height:30px;background:var(--yellow);border-radius:8px;color:var(--navy)}.practice-example>p{font-size:20px!important;color:var(--navy)!important;font-weight:600;line-height:1.85!important;margin-bottom:24px!important}.prompt-ingredients{display:flex;flex-wrap:wrap;gap:8px;border-top:1px solid #edf1f8;padding-top:18px}.prompt-ingredients>span{border-radius:6px;background:#f4f7fc;padding:5px 9px;font-size:11px;color:var(--blue)}.closing{text-align:center;padding-block:66px}.closing h2{font-size:29px;margin-bottom:26px}.closing>p{font-size:12px;color:var(--muted);margin-top:22px}.site-footer{background:#f9fbfe;border-top:1px solid var(--line)}.footer-inner{display:flex;justify-content:space-between;align-items:center;padding-block:35px;gap:30px}.footer-inner p{font-size:12px;color:var(--muted);margin-top:10px}.footer-links{display:flex;flex-wrap:wrap;gap:25px;font-size:12px;color:var(--muted)}.footer-links a:hover{color:var(--blue)}.footer-note{border-top:1px solid #e7ecf5;padding-block:17px;color:var(--muted);font-size:10px}.resume-banner{display:flex;justify-content:space-between;align-items:center;margin-top:30px;border:1px solid #d8e4f8;border-radius:16px;background:#f7faff;padding:23px 28px;gap:20px}.resume-banner h2{font-size:19px}.resume-banner .kicker{font-size:11px;letter-spacing:0;margin-bottom:4px}.resume-banner p{font-size:12px;color:var(--muted);margin-top:5px}}
@layer components{.lesson-main{padding-block:28px 70px}.breadcrumb{display:flex;gap:10px;align-items:center;font-size:12px;color:var(--muted);margin-bottom:26px}.breadcrumb a:hover{color:var(--blue)}.lesson-layout{display:grid;grid-template-columns:245px minmax(0,1fr);gap:55px;align-items:start}.lesson-sidebar{position:sticky;top:110px}.back-link{font-size:13px;color:var(--blue);font-weight:600}.sidebar-category{border-radius:13px;overflow:hidden;border:1px solid var(--line);margin:20px 0 24px;background:#f6f9ff}.sidebar-category img{aspect-ratio:2;object-fit:cover}.sidebar-category>span{display:block;padding:8px 13px;font-size:13px;font-weight:600;color:var(--blue)}.sidebar-label{font-size:11px;color:var(--muted);margin-bottom:10px}.lesson-sidebar nav{display:grid;gap:5px}.lesson-sidebar nav a{display:flex;gap:9px;justify-content:space-between;padding:11px 13px;border-radius:9px;font-size:13px;line-height:1.6}.lesson-sidebar nav a:hover{background:#f6f8fd}.lesson-sidebar nav a[aria-current]{color:var(--blue);background:#edf3ff;font-weight:600}.sidebar-done{color:#226e58}.sidebar-progress{margin-top:26px;padding:16px 12px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}progress{display:block;width:100%;height:5px;margin-top:9px;accent-color:var(--blue);border:0;border-radius:5px;overflow:hidden}progress::-webkit-progress-bar{background:#e9eff8}progress::-webkit-progress-value{background:var(--blue)}.lesson-article{min-width:0;max-width:850px}.lesson-header{padding-bottom:10px}.lesson-eyebrow{display:flex;align-items:center;gap:14px;font-size:12px;color:var(--muted);margin-bottom:17px}.lesson-eyebrow .icon{width:15px;height:15px}.pill{background:#fff6ce;color:#725606;font-weight:600;padding:5px 11px;border-radius:30px;font-size:11px}.lesson-header h1{font-size:38px;line-height:1.45;margin-bottom:15px;letter-spacing:-.6px}.lesson-header>p{font-size:18px;color:var(--muted);line-height:1.8}.requirement{margin-top:20px;padding:14px 17px;background:#f5f8fe;border-left:3px solid #b4c7ea;border-radius:0 10px 10px 0;font-size:13px;color:#52647e;line-height:1.85}.requirement strong{color:var(--navy);margin-right:7px}.lesson-toolbar{display:flex;align-items:center;justify-content:space-between;gap:15px;border-block:1px solid var(--line);padding:16px 0;margin-top:30px}.lesson-toolbar>span{font-size:12px;color:var(--muted)}.lesson-toolbar .icon{width:17px;height:17px;margin-right:5px}.view-toggle{display:inline-flex;gap:3px;background:#f0f4fa;border:1px solid #e6edf8;padding:3px;border-radius:9px}.view-toggle button{min-height:36px;font-size:12px;background:transparent;padding:7px 13px;border-radius:6px;color:var(--muted)}.view-toggle button.active{background:white;color:var(--blue);font-weight:600;box-shadow:0 1px 5px #12275e10}.lesson-panel{padding-block:30px;border-bottom:1px solid var(--line);scroll-margin-top:115px;outline-offset:8px}.panel-heading{display:flex;gap:12px;align-items:start;margin-bottom:20px}.panel-dot{height:22px;width:5px;background:var(--yellow);margin-top:5px;border-radius:3px;flex:none}.panel-heading h2{font-size:25px;line-height:1.6;letter-spacing:-.4px}.lesson-panel p{font-size:18px;line-height:1.95;margin-bottom:17px;white-space:pre-line;overflow-wrap:anywhere}.lesson-panel p:last-child{margin-bottom:0}.teaching-list{padding-left:23px}.teaching-list li{padding-left:3px;margin-bottom:10px;font-size:17px;line-height:1.95}.teaching-list li::marker{color:var(--blue)}.prompt-box{border:1px solid #d1dff4;border-radius:14px;overflow:hidden;background:#f4f8ff;margin-bottom:24px}.box-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 17px;background:#eaf1ff;border-bottom:1px solid #dbe6f7;color:var(--blue);font-size:12px;font-weight:600}.copy-button{display:inline-flex;align-items:center;gap:7px;padding:8px 12px;background:white;border:1px solid #d5e1f4;border-radius:7px;font-size:12px;color:var(--blue);min-height:40px}.copy-button .icon{width:16px;height:16px}.prompt-box pre{white-space:pre-wrap;overflow-wrap:anywhere;font:inherit;font-size:17px;line-height:1.95;padding:21px 23px;margin:0;color:var(--navy)}.result-box{border-left:3px solid #e0b526;background:#fffcf0;border-radius:0 13px 13px 0;padding:20px 24px}.result-box .kicker{font-size:11px;letter-spacing:0;color:#8b6d17}.result-box p{font-size:16px;line-height:1.95}.result-box small{display:block;font-size:11px;color:#81724d;margin-top:17px}.exercise-task{padding:19px 22px;background:#f3f7ff;border-radius:12px;border:1px solid #e2eaf8}.lesson-panel h3{font-size:18px;margin:24px 0 15px}.exercise-checks{display:grid;gap:10px}.exercise-checks label{display:flex;gap:12px;align-items:start;background:#fafbfd;border:1px solid var(--line);border-radius:9px;padding:14px 16px;font-size:16px;cursor:pointer;line-height:1.8}.exercise-checks input{width:19px;height:19px;margin-top:5px;flex:none;accent-color:var(--blue)}.download-link{display:inline-flex;align-items:center;gap:9px;color:var(--blue);font-size:15px;text-decoration:underline;min-height:44px}.download-note{display:block;font-size:11px;color:var(--muted);margin-top:3px}.quiz fieldset{padding:0;border:0;margin:0 0 23px}.quiz legend{font-size:18px;font-weight:600;line-height:1.8;color:var(--navy);margin-bottom:18px}.quiz-option{display:flex;align-items:start;gap:12px;border:1px solid var(--line);border-radius:10px;padding:15px 17px;margin-bottom:10px;cursor:pointer;font-size:16px;line-height:1.85}.quiz-option:has(input:checked){border-color:var(--blue);background:#f1f6ff}.quiz-option input{margin-top:7px;accent-color:var(--blue);width:18px;height:18px;flex:none}.quiz-feedback{padding:18px 20px;background:#fff6de;border:1px solid #e8d698;color:#6e5619;font-size:15px;line-height:1.9;border-radius:10px;margin-top:22px}.quiz-feedback.correct{background:#eff9f4;border-color:#c6e2d5;color:#215d43}.slide-controls{position:sticky;bottom:14px;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:13px;border:1px solid var(--line);border-radius:13px;background:#fffffff2;backdrop-filter:blur(10px);box-shadow:0 6px 30px #12275e0d;margin-top:20px}.slide-controls .button{min-height:42px;font-size:13px;padding:8px 16px}.slide-controls>span{font-size:13px;color:var(--muted)}body.slides-view .lesson-panel{min-height:440px;padding:30px 0;border:0}.source-details{margin-top:28px;border:1px solid var(--line);border-radius:11px;padding:14px 18px;font-size:12px;color:var(--muted)}.source-details summary{cursor:pointer;font-size:13px;font-weight:600;color:var(--blue);min-height:22px}.source-details ul{padding-left:20px;margin-top:14px}.source-details a{color:var(--blue);text-decoration:underline;overflow-wrap:anywhere}.source-details p{margin-top:12px;font-size:11px}.lesson-complete{background:#f5f8ff;border:1px solid #dce7f9;border-radius:16px;padding:26px;margin-top:28px}.lesson-complete h2{font-size:23px;margin-bottom:8px}.lesson-complete p{font-size:14px;color:var(--muted);margin-bottom:21px}.lesson-complete .kicker{font-size:11px;letter-spacing:0}.lesson-complete small{display:block;font-size:11px;color:var(--muted);margin-top:10px}.lesson-complete .button[aria-pressed=true]{background:#e0f0e7;color:#215d43}.lesson-pagination{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-top:28px}.lesson-pagination a{display:flex;flex-direction:column;padding-block:13px;min-width:0}.lesson-pagination small{font-size:11px;color:var(--muted);margin-bottom:5px}.lesson-pagination span{font-size:14px;color:var(--blue);font-weight:600}.lesson-pagination a:hover span{text-decoration:underline}.next-lesson{text-align:right}.toast{position:fixed;bottom:30px;left:50%;transform:translate(-50%,20px);background:var(--navy);color:white;padding:12px 23px;font-size:13px;border-radius:10px;box-shadow:0 4px 25px #12275e20;z-index:100;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;max-width:90vw;width:max-content}.toast.show{opacity:1;transform:translate(-50%,0)}.about-page{max-width:800px;padding-block:70px}.about-page h1{font-size:40px;margin-bottom:25px}.about-page h2{font-size:25px;margin:32px 0 15px}.about-page p{font-size:18px;line-height:1.95;margin-bottom:20px}.about-page p a{color:var(--blue);text-decoration:underline}.about-page>.button{margin-top:15px}}
@layer responsive{@media(min-width:1600px){.hero-grid{min-height:565px}}@media(max-width:1050px){.container{width:calc(100% - 48px)}.hero h1{font-size:45px}.hero-grid{min-height:490px;gap:0}.hero-actions{gap:17px}.hero-facts{font-size:10px;gap:9px}.hero-description{font-size:17px}.brand-course{font-size:13px}.hero-visual img{max-width:118%;width:118%}.strip-inner b{margin-left:10px}.section-heading{align-items:start;gap:20px}.section-heading h2{font-size:28px}.search-box{min-width:290px}.card-grid{gap:17px}.card-content{padding:18px}.card-content h3{font-size:18px;min-height:54px}.lesson-layout{grid-template-columns:205px minmax(0,1fr);gap:32px}.lesson-header h1{font-size:32px}.footer-inner{align-items:start;flex-direction:column;gap:20px}.practice-grid{gap:35px}}@media(max-width:800px){.header-inner{height:74px}.header-inner nav>a:first-child{display:none}.hero-grid{grid-template-columns:1fr 1fr;min-height:430px;padding-block:40px}.hero h1{font-size:36px}.hero-description{font-size:15px}.eyebrow{font-size:11px;margin-bottom:19px}.hero-actions{gap:12px;flex-wrap:wrap;margin-top:23px}.hero-actions .button{font-size:14px;padding:11px 18px;min-height:49px}.hero-actions .text-link{font-size:12px}.hero-facts{flex-wrap:wrap;gap:8px}.hero-facts i:last-of-type{display:none}.hero-facts>span:last-child{width:100%}.visual-caption{font-size:11px;padding:6px 13px}.visual-orbit{width:260px;height:260px}.strip-inner{gap:20px}.strip-inner>p{display:none}.strip-inner>div{font-size:13px}.strip-inner b{margin-left:20px}.section-heading{flex-direction:column;align-items:stretch}.search-box{max-width:none;min-width:0;width:100%;margin-top:5px}.card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:19px}.card-content h3{font-size:19px}.catalog{padding-top:45px}.filter-bar{gap:8px;margin-top:20px}.filter{padding:8px 13px}.practice-grid{grid-template-columns:1fr;gap:30px}.practice-grid h2 br{display:none}.practice-grid h2{font-size:30px}.practice-grid>div>p br{display:none}.practice-example>p{font-size:21px!important}.practice-section{padding-block:42px}.closing{padding-block:48px}.closing h2{font-size:25px}.lesson-layout{grid-template-columns:1fr}.lesson-sidebar{display:none}.lesson-main{max-width:760px;padding-top:20px}.lesson-header h1{font-size:35px}.lesson-panel p{font-size:18px}.lesson-pagination{gap:25px}.footer-note{line-height:1.8}.footer-inner .brand-course{font-size:13px}}@media(max-width:560px){.container{width:calc(100% - 36px)}.header-inner{height:67px;gap:10px}.brand{gap:7px}.brand strong{font-size:22px}.brand-mark{width:28px;height:30px;font-size:23px;border-radius:7px}.brand-divider{margin:0 3px;height:18px}.brand-course{font-size:10px;max-width:64px;white-space:normal;line-height:1.35}.header-inner nav{gap:0}.header-inner .button-small{font-size:11px;min-height:39px;padding:8px 10px;gap:6px}.header-inner .button-small .icon{width:14px;height:14px}.hero-grid{grid-template-columns:1fr;padding-top:32px;padding-bottom:25px;gap:0}.hero h1{font-size:42px;line-height:1.35;letter-spacing:-1px}.hero-description{font-size:16px;margin-top:17px}.hero-description br{display:none}.eyebrow{font-size:11px;margin-bottom:20px}.hero-actions{gap:22px;margin-top:24px}.hero-actions .button{min-height:50px;font-size:14px;padding:12px 19px}.hero-actions .text-link{font-size:12px}.hero-facts{margin-top:21px;font-size:10px;gap:9px}.hero-facts>span:last-child{width:auto}.hero-facts i:last-of-type{display:block}.hero-facts strong{font-size:14px}.hero-visual{margin-top:16px;max-width:440px;width:100%;justify-self:center}.hero-visual img{width:106%;max-width:106%;margin-top:-10px}.visual-orbit{height:245px;width:245px;top:10px}.visual-caption{margin-top:-15px;font-size:11px}.strip-inner{gap:6px;padding-block:20px;justify-content:space-between}.strip-inner>div{font-size:10px;gap:6px;flex-direction:column}.strip-inner>div>.icon{width:21px;height:21px}.strip-inner b{display:none}.catalog{padding-top:38px}.section-heading h2{font-size:27px;letter-spacing:-.7px}.section-heading p:not(.kicker){font-size:13px}.kicker{font-size:10px;letter-spacing:1.4px;margin-bottom:9px}.search-box{padding:11px 13px}.search-box input{font-size:12px}.search-box kbd{display:none}.filter-bar{gap:7px}.filter{font-size:11px;min-height:39px;padding:8px 11px;gap:6px}.filter span{font-size:10px}.catalog-status{font-size:10px;min-height:42px;margin-bottom:17px}.clear-search{font-size:11px}.group-heading{gap:10px;margin-bottom:16px}.group-heading h2{font-size:18px;line-height:1.5}.group-heading p{font-size:11px;line-height:1.8}.group-symbol{width:35px;height:38px;font-size:22px;border-radius:9px}.group-count{display:none}.card-grid{grid-template-columns:1fr;gap:18px}.card-art{aspect-ratio:2.05}.card-content{padding:20px 21px}.card-content h3{font-size:21px;min-height:0;margin-bottom:8px}.card-content p{font-size:14px;margin-bottom:20px}.card-meta{font-size:11px;margin-bottom:9px}.card-action{font-size:13px}.lesson-group{margin-bottom:35px}.practice-grid h2{font-size:28px}.practice-grid>div>p:not(.kicker){font-size:14px}.practice-example{padding:21px}.practice-example>p{font-size:17px!important}.example-label{font-size:11px}.prompt-ingredients{gap:5px}.prompt-ingredients>span{font-size:10px;padding:5px 7px}.closing h2{font-size:24px;line-height:1.6}.closing>p{font-size:11px;line-height:1.9}.footer-inner{padding-block:27px}.footer-inner .brand strong{font-size:22px}.footer-inner .brand-course{font-size:12px;max-width:none}.footer-links{font-size:11px;gap:13px}.footer-note{font-size:9px;line-height:1.9}.resume-banner{align-items:start;padding:20px;flex-direction:column;margin-top:24px}.resume-banner .button{font-size:13px;min-height:43px;padding:9px 16px}.breadcrumb{font-size:10px;margin-bottom:24px}.lesson-header h1{font-size:29px;line-height:1.5;letter-spacing:-.45px}.lesson-header>p{font-size:16px}.lesson-eyebrow{font-size:10px;gap:11px;margin-bottom:15px}.pill{font-size:10px}.requirement{font-size:12px;padding:12px 14px}.lesson-toolbar{flex-direction:column;align-items:stretch;gap:11px;padding-block:14px}.lesson-toolbar>span{font-size:11px}.view-toggle{display:flex}.view-toggle button{flex:1;min-height:40px;font-size:12px}.lesson-panel{padding-block:27px}.panel-heading{gap:9px;margin-bottom:16px}.panel-heading h2{font-size:22px;line-height:1.6}.panel-dot{height:20px}.lesson-panel p{font-size:17px;line-height:1.95;margin-bottom:15px}.teaching-list{padding-left:20px}.teaching-list li{font-size:16px;line-height:1.95}.box-heading{padding:10px 12px;font-size:11px;flex-wrap:wrap}.copy-button{font-size:11px;padding:7px 10px}.prompt-box pre{font-size:16px;line-height:1.95;padding:17px}.result-box{padding:17px}.result-box p{font-size:15px}.result-box small{font-size:10px}.exercise-task{padding:17px}.lesson-panel h3{font-size:17px;line-height:1.7}.exercise-checks label{font-size:15px;padding:12px}.quiz legend{font-size:17px}.quiz-option{font-size:15px;padding:13px;gap:9px}.quiz-feedback{font-size:14px;padding:15px}.slide-controls{bottom:10px;gap:10px;padding:10px}.slide-controls .button{font-size:11px;padding:8px 12px}.slide-controls>span{font-size:11px}body.slides-view .lesson-panel{min-height:390px}.lesson-complete{padding:21px}.lesson-complete h2{font-size:21px}.lesson-complete p{font-size:13px}.lesson-complete .button{font-size:13px;padding:10px 17px;min-height:46px}.lesson-pagination{gap:16px}.lesson-pagination span{font-size:12px;line-height:1.8}.lesson-pagination small{font-size:10px}.source-details{padding:12px 15px}.source-details summary{font-size:12px}.about-page{padding-block:40px}.about-page h1{font-size:30px}.about-page h2{font-size:23px}.about-page p{font-size:17px}.toast{font-size:12px;padding:10px 16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}}