@layer base, layout, components, responsive;
@layer base {
  :root{color-scheme:dark;--bg:#011932;--panel:#012142;--panel-soft:#012142;--line:#F0F3FC16;--line-bright:#F0F3FC2b;--text:#F0F3FC;--muted:#72A3C4;--accent:#19F7F1;--ink:#011932;--radius:18px;--font:'Poppins',sans-serif}
  *{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased}button,a,input,textarea,summary{-webkit-tap-highlight-color:transparent}button,input,textarea{font:inherit}button,a,summary,input{touch-action:manipulation}button{color:inherit;cursor:pointer}a{color:inherit;text-decoration:none}button{border:0}h1,h2,h3,h4,p{margin:0}h1,h2,h3,h4{font-weight:500}button:focus-visible,a:focus-visible,summary:focus-visible,textarea:focus-visible,input:focus-visible,[tabindex="0"]:focus-visible{outline:2px solid var(--accent);outline-offset:5px}::selection{background:var(--accent);color:var(--ink)}.svg-library{display:none}.icon{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.skip-link{position:fixed;top:10px;left:20px;background:var(--accent);color:var(--ink);padding:10px 18px;z-index:100;transform:translateY(-150%);border-radius:8px}.skip-link:focus{transform:translateY(0)}button:disabled{cursor:default}textarea{resize:vertical}
}
@layer layout {
  .container{width:min(1320px,calc(100% - 96px));margin-inline:auto}.site-header{height:86px;display:flex;align-items:center;gap:24px;padding:0 48px;border-bottom:1px solid var(--line);position:relative;z-index:10;background:var(--bg)}.brand{display:flex;align-items:center;gap:10px;white-space:nowrap}.brand>span{font-size:34px;letter-spacing:-2px;font-weight:700;line-height:1}.brand-mark{width:31px;height:31px;fill:none;stroke:var(--accent);stroke-width:1.5;stroke-linejoin:round}.brand-dot{color:var(--accent)}.brand-owner{color:#72A3C4;font-size:12px;letter-spacing:2px;border-left:1px solid var(--line-bright);padding-left:24px;line-height:20px}.site-header nav{display:flex;gap:32px;margin-left:auto;font-size:14px;color:#E2E6F2}.site-header nav a{transition:color .2s}.site-header nav a:hover{color:var(--accent)}.edition{display:flex;align-items:center;gap:12px;font-size:12px;letter-spacing:1px;margin-left:30px}.edition>span{border:1px solid var(--line-bright);border-radius:6px;padding:2px 6px;color:var(--accent)}
  .intro{display:grid;grid-template-columns:1.35fr 1fr;gap:68px;padding-top:66px;padding-bottom:52px;align-items:center}.eyebrow{display:flex;align-items:center;gap:10px;font-size:12px;font-weight:500;letter-spacing:1.7px;color:var(--accent);line-height:1.5}.eyebrow .icon{width:18px;height:18px}h1{font-size:clamp(48px,5.5vw,82px);line-height:.99;letter-spacing:-.065em;margin:25px 0 24px;font-weight:500}h1>span{color:#72A3C4}.intro-description{font-size:17px;line-height:1.65;color:var(--muted);max-width:490px}.level-picker{position:relative;padding:30px;border:1px solid var(--line-bright);border-radius:var(--radius);background:radial-gradient(ellipse at 100% 0%,#19F7F10d,transparent 60%),linear-gradient(120deg,#012142,#012142);overflow:hidden}.overline{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12px;font-weight:500;letter-spacing:1.5px;color:var(--muted)}.level-picker h2{font-size:24px;letter-spacing:-.6px;margin:20px 0}.level-picker p{font-size:14px;line-height:1.6;color:#E2E6F2;margin-top:20px;min-height:68px}.level-note{display:block;font-size:12px;color:#4E7EA5;margin-top:20px}.level-dashes{display:flex;gap:3px}.level-dashes i{height:15px;width:4px;border-radius:1px;background:#27334F}.level-dashes i:first-child{background:var(--accent)}.level-dashes[data-active="2"] i:nth-child(2),.level-dashes[data-active="3"] i{background:var(--accent)}
  .flow-section{padding-bottom:70px}.section-line{display:flex;align-items:baseline;justify-content:space-between;gap:20px;margin-bottom:20px}.section-line h2{font-size:12px;letter-spacing:1.7px;color:#E2E6F2;flex-shrink:0}.section-line p{font-size:14px;color:#72A3C4}.mode-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.flow-footnote{font-size:14px;line-height:1.6;color:#72A3C4;text-align:center;margin-top:22px}.practice-section{padding-top:58px;padding-bottom:78px;border-top:1px solid var(--line)}.section-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:34px}.section-heading h2,.quality-intro h2{font-size:clamp(30px,3.1vw,44px);line-height:1.15;letter-spacing:-1.8px;margin-top:18px}.section-heading h2>span,.quality-intro h2>span{color:#72A3C4}.section-counter{font-size:76px;color:var(--accent);font-weight:400;line-height:1;padding-right:24px}.quality-section{display:grid;grid-template-columns:1fr 1.3fr;gap:90px;padding-block:70px;border-block:1px solid var(--line)}.quality-intro>p:not(.eyebrow){color:var(--muted);font-size:16px;line-height:1.7;margin-top:24px;max-width:350px}.faq-section{display:grid;grid-template-columns:1fr 1.7fr;gap:84px;padding-block:70px}.faq-section h2{font-size:36px;letter-spacing:-1.4px;line-height:1.2;margin-top:18px}.closing-strip{display:flex;align-items:center;gap:24px;padding:32px 36px;border:1px solid #19F7F129;border-radius:var(--radius);background:linear-gradient(120deg,#19F7F111,#19F7F103);margin-bottom:60px}.closing-strip>.icon{height:38px;width:38px;color:var(--accent)}.closing-strip p{font-size:22px;line-height:1.5;color:#72A3C4;letter-spacing:-.4px}.closing-strip strong{font-weight:400;color:var(--text)}.site-footer{border-top:1px solid var(--line);padding-top:32px;padding-bottom:36px;display:flex;justify-content:space-between;gap:44px}.footer-brand{display:flex;flex-direction:column;gap:12px;flex-shrink:0}.footer-brand>span:first-child{font-size:34px;font-weight:700;letter-spacing:-2px;line-height:1}.footer-brand>span:last-child{font-size:12px;letter-spacing:1px;color:#72A3C4}.footer-info{max-width:790px;text-align:right}.footer-info>p{font-size:12px;line-height:1.7;color:#72A3C4}.footer-info .source-links{margin-block:12px}.source-links a{display:inline-block;color:#E2E6F2;margin-left:12px;text-decoration:underline;text-decoration-color:#E2E6F244;text-underline-offset:3px}.source-links a:hover{color:var(--accent)}.footer-date{font-size:12px;color:#4E7EA5}
}
@layer components {
  .level-options{display:flex;gap:4px;padding:4px;background:#01193255;border:1px solid var(--line);border-radius:10px}.level-options button{flex:1;padding:10px 8px;background:transparent;border-radius:7px;color:#72A3C4;font-size:14px;white-space:nowrap;transition:background .2s,color .2s}.level-options button[aria-pressed="true"]{background:var(--accent);color:var(--ink);box-shadow:0 2px 8px #01193233}.level-options button:not([aria-pressed="true"]):hover{background:#F0F3FC0b;color:var(--text)}
  .mode-card{display:flex;flex-direction:column;text-align:left;background:linear-gradient(135deg,#012142,#011932);border:1px solid var(--line-bright);border-radius:var(--radius);padding:24px 26px 0;min-width:0;overflow:hidden;position:relative;transition:border-color .25s,background .25s,transform .25s}.mode-card:before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(ellipse at var(--pointer-x,90%) var(--pointer-y,0%),#19F7F113,transparent 65%);opacity:0;transition:opacity .3s}.mode-card:hover:before,.mode-card.is-selected:before{opacity:1}.mode-card:hover{border-color:#19F7F155;transform:translateY(-3px)}.mode-card.is-selected{border-color:#19F7F199;background:linear-gradient(135deg,#012142,#012142)}.mode-top{display:flex;align-items:center;gap:12px;position:relative}.mode-number{width:28px;height:28px;display:grid;place-items:center;border-radius:50%;border:1px solid var(--line-bright);font-size:12px;color:#72A3C4;line-height:1}.mode-card.is-selected .mode-number{border-color:#19F7F155;color:var(--accent)}.mode-icon{width:24px;height:24px;color:#E2E6F2}.selected-label{margin-left:auto;color:var(--accent);font-size:12px;letter-spacing:1px;opacity:0}.is-selected .selected-label{opacity:1}.mode-name{font-size:46px;letter-spacing:-2px;line-height:1.15;margin-top:26px;position:relative}.mode-action{display:block;font-size:20px;letter-spacing:-.5px;line-height:1.3;margin-top:6px}.mode-description{font-size:16px;line-height:1.55;color:#72A3C4;max-width:300px;margin-top:14px;margin-bottom:26px;flex:1}.mode-bottom{position:relative;border-top:1px solid var(--line);padding-block:15px;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12px;color:#72A3C4;line-height:1.4}.mode-bottom .icon{width:20px;height:20px;transition:transform .2s}.mode-card:hover .mode-bottom .icon{transform:translateX(4px)}.is-selected .mode-bottom .icon{color:var(--accent)}
  .case-selector{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:24px}.case-selector-label{font-size:12px;letter-spacing:1.2px;color:#72A3C4;margin-right:12px}.case-selector button{padding:9px 18px;font-size:14px;border:1px solid var(--line-bright);border-radius:30px;background:transparent;color:#72A3C4;transition:background .2s,color .2s,border-color .2s}.case-selector button:hover{border-color:#72A3C4}.case-selector button[aria-pressed="true"]{color:#011932;background:#F0F3FC;border-color:#F0F3FC}.case-brief{display:flex;align-items:center;gap:18px;background:#012142;border:1px solid var(--line);border-radius:14px;padding:22px 24px;margin-bottom:22px}.case-icon{height:42px;width:42px;display:grid;place-items:center;border:1px solid var(--line-bright);border-radius:10px;color:#72A3C4;flex-shrink:0}.case-brief .overline{font-size:12px;letter-spacing:1.2px;color:#72A3C4;margin-bottom:5px}.case-brief p{font-size:16px;line-height:1.6;color:#E2E6F2;max-width:880px}.demo-badge{align-self:flex-start;margin-left:auto;white-space:nowrap;font-size:12px;letter-spacing:.5px;color:#4E7EA5;padding-top:3px}
  .lesson{background:var(--panel);border:1px solid var(--line-bright);border-radius:var(--radius);overflow:hidden;animation:enter .3s ease-out}.lesson-header{padding:34px 34px 24px;display:flex;align-items:flex-start;justify-content:space-between;gap:28px;border-bottom:1px solid var(--line)}.lesson-kicker{display:flex;align-items:center;gap:10px;font-size:12px;letter-spacing:1.5px;color:var(--accent);margin-bottom:14px}.lesson-kicker .icon{width:18px;height:18px}.lesson-header h3{font-size:30px;line-height:1.15;letter-spacing:-1px}.lesson-header p{color:var(--muted);font-size:16px;line-height:1.65;margin-top:12px;max-width:740px}.lesson-level{font-size:12px;letter-spacing:.6px;padding:5px 10px;border:1px solid var(--line-bright);border-radius:6px;white-space:nowrap;color:#72A3C4}.lesson-grid{display:grid;grid-template-columns:1fr 1.03fr}.lesson-left{padding:32px 34px;border-right:1px solid var(--line)}.panel-label{font-size:12px;letter-spacing:1.4px;color:#72A3C4;margin-bottom:24px}.task-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:26px}.task-list li{display:flex;gap:16px;align-items:flex-start}.task-num{font-size:12px;line-height:1.4;min-width:24px;margin-top:4px;color:var(--accent)}.task-list strong{display:block;font-size:17px;line-height:1.4;font-weight:500;color:#F0F3FC;margin-bottom:6px}.task-list p{font-size:16px;line-height:1.65;color:#72A3C4}.handoff{background:#19F7F106;border:1px solid #19F7F124;border-radius:10px;padding:20px;margin-top:30px}.handoff .overline{color:#E2E6F2;font-size:12px;line-height:1.6;letter-spacing:1px}.handoff p{font-size:16px;line-height:1.6;color:#E2E6F2;margin-top:8px}.prompt-panel{padding:28px;background:#011932;display:flex;flex-direction:column;min-width:0}.prompt-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.prompt-header label{font-size:12px;letter-spacing:1.2px;color:#E2E6F2}.copy-button{display:flex;align-items:center;gap:7px;padding:8px 11px;font-size:14px;background:#01264C;border:1px solid #E2E6F223;color:#E2E6F2;border-radius:7px;white-space:nowrap;transition:background .2s}.copy-button:hover{background:#27334F}.copy-button .icon{width:16px;height:16px}.prompt-input{display:block;width:100%;min-height:262px;color:#E2E6F2;background:transparent;border:1px solid #72A3C426;padding:18px;border-radius:10px;line-height:1.7;font-size:16px;font-family:var(--font);scrollbar-color:#27334F transparent}.prompt-hint{font-size:12px;color:#72A3C4;margin-top:10px;line-height:1.5}.example-output{margin-top:22px;border:1px solid var(--line-bright);border-radius:10px;overflow:hidden}.example-output summary{display:flex;justify-content:space-between;align-items:center;gap:15px;cursor:pointer;padding:15px 17px;list-style:none;font-size:14px;line-height:1.5;color:#E2E6F2}.example-output summary::-webkit-details-marker,.faq-list summary::-webkit-details-marker{display:none}.example-output summary .icon{width:17px;height:17px;transition:transform .2s}.example-output[open] summary .icon,.faq-list details[open] summary .icon{transform:rotate(45deg)}.output-body{padding:0 17px 19px;color:#72A3C4;font-size:16px;line-height:1.65;white-space:pre-line}.example-output .output-note{font-size:12px;color:#4E7EA5;margin-top:12px;display:block}.review-strip{display:flex;gap:12px;margin-top:22px;padding:0 2px}.review-strip .icon{width:20px;height:20px;color:#E2E6F2;margin-top:2px}.review-strip p{font-size:14px;line-height:1.6;color:#72A3C4}.review-strip strong{font-weight:500;color:#E2E6F2}.lesson-footer{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:24px 34px;background:#012142;border-top:1px solid var(--line)}.lesson-footer p{font-size:14px;line-height:1.6;color:#72A3C4;max-width:690px}.next-button{display:inline-flex;justify-content:center;align-items:center;gap:14px;background:var(--accent);color:var(--ink);padding:13px 20px;font-size:14px;font-weight:600;border-radius:8px;white-space:nowrap;transition:background .2s,transform .2s}.next-button:hover{background:#19F7F1;transform:translateX(2px)}.next-button .icon{width:18px;height:18px}
  .quality-progress{margin-top:28px;max-width:300px}.quality-progress>span{font-size:14px;color:#E2E6F2}.quality-progress progress{appearance:none;width:100%;height:3px;display:block;border:none;background:#01264C;margin-top:13px;border-radius:4px;overflow:hidden}.quality-progress progress::-webkit-progress-bar{background:#01264C}.quality-progress progress::-webkit-progress-value{background:var(--accent);transition:width .25s}.quality-progress progress::-moz-progress-bar{background:var(--accent)}.quality-intro .check-message{font-size:14px!important;max-width:350px!important;margin-top:13px!important}.checklist{display:flex;flex-direction:column;justify-content:center;gap:12px}.check-item{display:flex;align-items:flex-start;gap:16px;position:relative;padding:20px 24px;border:1px solid var(--line-bright);border-radius:12px;cursor:pointer;background:#012142;transition:border-color .2s,background .2s}.check-item:hover{border-color:#4E7EA566}.check-item input{position:absolute;left:24px;top:24px;opacity:0;width:22px;height:22px}.custom-check{display:grid;place-items:center;border:1px solid #72A3C460;height:23px;width:23px;border-radius:6px;flex-shrink:0;margin-top:2px}.custom-check .icon{width:15px;height:15px;opacity:0}.check-item:has(input:checked){border-color:#19F7F150;background:#012142}.check-item input:checked+.custom-check{background:var(--accent);color:#012142;border-color:var(--accent)}.check-item input:checked+.custom-check .icon{opacity:1}.check-item input:focus-visible+.custom-check{outline:2px solid var(--accent);outline-offset:4px}.check-item strong{display:block;font-size:16px;line-height:1.5;font-weight:500;margin-bottom:6px}.check-item strong+span{display:block;font-size:14px;line-height:1.6;color:#72A3C4}.check-index{margin-left:auto;font-size:12px;color:#4E7EA5;margin-top:4px}.faq-list details{border-top:1px solid var(--line-bright)}.faq-list details:last-child{border-bottom:1px solid var(--line-bright)}.faq-list summary{display:flex;align-items:center;justify-content:space-between;gap:25px;cursor:pointer;list-style:none;padding:23px 0;font-size:16px;font-weight:400;line-height:1.5}.faq-list summary .icon{width:18px;height:18px;color:#72A3C4;transition:transform .2s}.faq-list details>p{color:#72A3C4;font-size:16px;line-height:1.7;padding:0 30px 24px 0}.round-link{width:48px;height:48px;display:grid;place-items:center;border-radius:50%;background:var(--accent);color:var(--ink);margin-left:auto;flex-shrink:0;transition:transform .2s}.round-link:hover{transform:rotate(-35deg)}.toast{position:fixed;bottom:26px;left:50%;transform:translate(-50%,20px);background:var(--accent);color:var(--ink);padding:12px 20px;border-radius:10px;font-size:14px;box-shadow:0 5px 35px #01193266;z-index:90;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;max-width:calc(100% - 32px);text-align:center}.toast.is-visible{opacity:1;transform:translate(-50%,0)}@keyframes enter{from{opacity:.3;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
}
@layer responsive {
  @media(min-width:1600px){.intro{padding-top:84px;padding-bottom:64px}.mode-card{padding-top:30px}.mode-name{margin-top:32px}}
  @media(max-width:1180px){.container{width:calc(100% - 64px)}.site-header{padding-inline:32px;gap:18px}.brand-owner{padding-left:18px}.edition{display:none}.intro{gap:36px;grid-template-columns:1.12fr 1fr}.level-picker{padding:24px}.level-options button{padding:10px 6px;font-size:14px}.level-picker h2{font-size:22px}.mode-card{padding:22px 22px 0}.selected-label{font-size:12px;letter-spacing:0}.mode-name{font-size:42px}.mode-action{font-size:18px}.quality-section{gap:50px}.demo-badge{display:none}.lesson-left{padding:28px}.lesson-header{padding:28px}.prompt-panel{padding:24px}.faq-section{gap:50px}}
  @media(max-width:920px){.brand-owner{display:none}.intro{gap:28px;grid-template-columns:1fr 1fr}.level-options{flex-wrap:wrap}.level-options button{flex-basis:calc(50% - 4px)}.level-options button:last-child{flex-basis:100%}.level-picker p{min-height:0}.level-note{margin-top:14px}.intro h1{font-size:54px}.selected-label{display:none}.mode-card{padding:20px 18px 0}.mode-description{font-size:15px}.mode-bottom{font-size:12px}.section-line p{font-size:12px}.lesson-grid{grid-template-columns:1fr}.lesson-left{border-right:0;border-bottom:1px solid var(--line)}.task-list{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.task-list li{flex-direction:column;gap:8px}.task-list p{font-size:15px}.handoff{margin-top:26px}.prompt-input{min-height:220px}.quality-section{grid-template-columns:1fr 1.2fr;gap:36px}.quality-intro h2{font-size:34px}.check-item{padding:18px}.faq-section{grid-template-columns:1fr 1.5fr;gap:34px}.footer-info{max-width:60%}}
  @media(max-width:700px){html{scroll-padding-top:20px}.container{width:calc(100% - 36px)}.site-header{height:74px;padding-inline:18px;gap:16px}.brand>span{font-size:30px}.brand-mark{width:26px;height:26px}.site-header nav{gap:16px;font-size:12px}.site-header nav a:last-child{display:none}.intro{grid-template-columns:1fr;gap:30px;padding-top:36px;padding-bottom:34px}.intro h1{font-size:clamp(43px,9.8vw,66px);margin:20px 0;letter-spacing:-.055em}.intro-description{font-size:16px;max-width:440px}.eyebrow{font-size:12px;letter-spacing:1.25px}.level-picker{padding:20px}.level-picker h2{font-size:22px;margin:16px 0}.level-options{flex-wrap:nowrap}.level-options button,.level-options button:last-child{flex-basis:auto;padding:10px 6px}.level-picker p{font-size:14px;margin-top:15px}.level-note{margin-top:10px}.section-line{display:block;margin-bottom:16px}.section-line p{font-size:14px;margin-top:6px}.mode-grid{gap:8px}.mode-card{border-radius:12px;padding:14px 12px 0}.mode-top{gap:9px}.mode-icon{width:21px;height:21px}.mode-number{height:22px;width:22px;font-size:12px}.mode-name{font-size:32px;letter-spacing:-1.5px;margin-top:19px}.mode-action{font-size:14px;letter-spacing:-.1px;margin-top:8px;min-height:39px;line-height:1.4}.mode-description{display:none}.mode-bottom{padding:11px 0;margin-top:13px;justify-content:flex-end}.mode-bottom>span{display:none}.mode-bottom .icon{width:20px}.flow-footnote{text-align:left;font-size:14px;line-height:1.65;margin-top:16px}.flow-section{padding-bottom:36px}.practice-section{padding-top:36px;padding-bottom:42px}.section-heading{margin-bottom:26px}.section-heading h2{font-size:30px;letter-spacing:-1.2px;line-height:1.2}.section-counter{display:none}.case-selector{gap:8px;margin-bottom:18px}.case-selector-label{flex-basis:100%;margin-bottom:3px}.case-selector button{font-size:14px;padding:8px 12px}.case-brief{padding:18px;align-items:flex-start;gap:14px}.case-icon{display:none}.case-brief p{font-size:15px}.lesson-header{padding:22px;display:block}.lesson-header h3{font-size:27px;letter-spacing:-.8px}.lesson-header p{font-size:16px}.lesson-level{display:inline-flex;margin-top:18px}.lesson-left{padding:22px}.task-list{display:flex;gap:24px}.task-list li{flex-direction:row;gap:12px}.task-list p{font-size:16px}.task-list strong{font-size:17px}.handoff{padding:17px}.prompt-panel{padding:22px}.prompt-header{align-items:center}.prompt-header label{font-size:12px;letter-spacing:.8px}.prompt-input{min-height:310px;font-size:16px;padding:15px}.lesson-footer{padding:22px;display:block}.lesson-footer .next-button{margin-top:20px;width:100%;justify-content:space-between}.quality-section{grid-template-columns:1fr;gap:28px;padding-block:42px}.quality-intro h2{font-size:34px}.quality-intro>p:not(.eyebrow){max-width:none;margin-top:20px}.quality-progress{max-width:none}.check-item{padding:20px 17px;gap:13px}.check-index{display:none}.faq-section{grid-template-columns:1fr;gap:28px;padding-block:42px}.faq-section h2{font-size:30px}.faq-section h2 br{display:none}.faq-list summary{font-size:16px;padding:21px 0;gap:20px}.closing-strip{padding:24px 20px;margin-bottom:40px;gap:16px}.closing-strip>.icon{display:none}.closing-strip p{font-size:18px;line-height:1.5}.round-link{height:40px;width:40px}.site-footer{display:block;padding-block:30px}.footer-info{max-width:none;text-align:left;margin-top:24px}.source-links a{margin:6px 12px 0 0}.footer-brand{gap:10px}.footer-info>p{font-size:12px}.toast{font-size:14px}}
  @media(max-width:360px){.container{width:calc(100% - 28px)}.site-header{padding-inline:14px}.site-header nav{gap:12px}.level-options{flex-wrap:wrap}.level-options button{flex:1 1 40%}.level-options button:last-child{flex-basis:100%}.mode-card{padding-inline:10px}.mode-top{gap:6px}.mode-name{font-size:28px}.prompt-panel,.lesson-header,.lesson-left,.lesson-footer{padding:18px}.copy-button{padding:7px 8px}.copy-button .icon{display:none}}
  @media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.mode-card:hover,.next-button:hover,.round-link:hover{transform:none}}
  @media print{body{background:white;color:#012142}.site-header nav,.edition,.level-picker,.mode-card,.case-selector,.next-button,.copy-button,.toast,.closing-strip{display:none}.container{width:100%;margin:0}.intro{padding:20px 0}.intro h1{font-size:38px}.mode-grid{display:none}.lesson,.prompt-panel,.case-brief,.handoff,.check-item{background:white;color:#012142;border-color:#72A3C4}.lesson-grid{display:block}.lesson-left{border:0}.task-list{display:flex}.task-list p,.task-list strong,.lesson-header p,.lesson-footer p,.handoff p,.prompt-input,.output-body{color:#012142}.prompt-input{height:350px;border-color:#72A3C4}.quality-section,.faq-section{display:block;page-break-before:auto}.site-footer{display:block}.footer-info{max-width:100%;text-align:left}.checklist{margin-top:25px}}
}