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.hero-copy{font-size:20px}.google-note{font-size:14px}.section-copy>p{font-size:17px}.feature-pills span,.test-benefits>span{font-size:13px}.vocab-window p{font-size:15px}.vocab-window small,.detail-tabs,.memory-card p,.reference-pills>span{font-size:12px}.memory-card strong{font-size:14px}.paper-row strong{font-size:15px}.paper-row small,.paper-note,.solution-preview>span,.solution-steps{font-size:12px}.solution-preview>strong{font-size:15px}.faq summary{font-size:16px}.faq details p,.free-copy p{font-size:15px}.footer-links a{font-size:13px}.home-footer>div>span,.footer-links small{font-size:12px}.features{padding-top:72px}.features>h2{font-size:36px;margin-bottom:12px}.feature-intro{text-align:center;font-size:18px;color:#66758b;margin:0 0 35px}.walkthrough-layout{display:grid;grid-template-columns:285px minmax(0,1fr);gap:32px;align-items:start}.walkthrough-tabs{display:flex;flex-direction:column;gap:6px;padding-top:6px}.walkthrough-tabs button{display:flex;align-items:flex-start;gap:14px;padding:20px 17px;border:0;border-radius:14px;background:transparent;color:var(--brand-primary);text-align:left;cursor:pointer;font-family:Inter,sans-serif;transition:background .25s,color .25s,box-shadow .25s;position:relative}.walkthrough-tabs button+button:before{content:"";position:absolute;top:-3px;left:20px;right:20px;border-top:1px solid var(--brand-light)}.walkthrough-tabs button:hover{background:var(--brand-light)}.walkthrough-tabs button[aria-selected=true]{background:var(--brand-primary);color:#fff;box-shadow:0 8px 20px color-mix(in srgb, var(--brand-primary) 9.80%, transparent)}.walkthrough-tabs strong{font-size:17px;line-height:1.35;font-weight:650;display:block;margin:0 0 7px}.walkthrough-tabs small{font-size:13px;line-height:1.65;color:#74849a;display:block}.walkthrough-tabs [aria-selected=true] small{color:var(--brand-border)}.walkthrough-tab-icon{flex-shrink:0;width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--brand-light);color:var(--brand-accent);margin-top:2px}.walkthrough-tab-icon svg{width:22px;height:22px}.walkthrough-tabs [aria-selected=true] .walkthrough-tab-icon{background:var(--brand-secondary);color:#fff}.walkthrough-tab-arrow{align-self:center;margin-left:auto;font-size:24px;opacity:0}.walkthrough-tabs [aria-selected=true] .walkthrough-tab-arrow{opacity:1}.walkthrough-panel{border:1px solid var(--brand-border);border-radius:18px;background:white;overflow:hidden;box-shadow:0 14px 40px color-mix(in srgb, var(--brand-primary) 7.06%, transparent);min-width:0}.walkthrough-browser{display:flex;align-items:center;gap:15px;padding:14px 16px;background:var(--brand-light);border-bottom:1px solid var(--brand-light);font-size:12px}.browser-dots{display:flex;gap:5px}.browser-dots i{width:8px;height:8px;border-radius:50%;background:#f3a5a3}.browser-dots i:nth-child(2){background:#e8cd8b}.browser-dots i:nth-child(3){background:#98ccb5}.browser-location{flex:1;min-width:0;border:1px solid var(--brand-light);background:#fff;border-radius:7px;padding:7px 10px;color:#60738a;font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.browser-location>span{color:#92a0b1}.walkthrough-demo-label{color:#6e819a;font-size:10px;white-space:nowrap}.walkthrough-viewport{position:relative;width:100%;aspect-ratio:1100/720;background:#f5f6f8;overflow:hidden;isolation:isolate}.walkthrough-camera{position:absolute;inset:0;transition:transform 1800ms cubic-bezier(.2,.7,.25,1),transform-origin 1600ms;will-change:transform}.walkthrough-camera img{position:absolute;inset:0;width:100%;height:100%;object-fit:fill;transition:opacity 700ms ease;opacity:1}.walkthrough-camera img#walkthrough-next{opacity:0}.walkthrough-cursor{position:absolute;width:25px;height:32px;left:62%;top:57%;pointer-events:none;z-index:4;transition:left 1500ms cubic-bezier(.3,.7,.25,1),top 1500ms cubic-bezier(.3,.7,.25,1);filter:drop-shadow(0 2px 2px #0004)}.walkthrough-cursor svg{width:100%;height:100%}.walkthrough-cursor i{position:absolute;width:25px;height:25px;border:2px solid #11182766;border-radius:50%;top:-10px;left:-10px;opacity:0}.walkthrough-cursor.is-clicking i{animation:walkthrough-click 700ms ease-out 1600ms}.walkthrough-focus{position:absolute;inset:0;box-shadow:inset 0 0 20px color-mix(in srgb, var(--brand-primary) 3.14%, transparent);pointer-events:none}.walkthrough-controls{padding:18px 22px 10px;border-top:1px solid var(--brand-light);background:#fff}.walkthrough-kicker{font-size:11px;font-weight:650;letter-spacing:.8px;text-transform:uppercase;color:#8292a7}.walkthrough-controls p{font-size:15px;line-height:1.5;font-weight:550;margin:7px 0 0;min-height:45px}.walkthrough-footer{display:flex;gap:15px;align-items:center;justify-content:space-between;padding:0 22px 14px}.walkthrough-steps{display:flex;gap:5px}.walkthrough-steps span{width:6px;height:6px;background:var(--brand-border);border-radius:50%;transition:background .3s,width .3s}.walkthrough-steps .active{width:20px;border-radius:10px;background:var(--brand-primary)}.walkthrough-footer>a{font-size:13px;font-weight:600;text-decoration:none;color:var(--brand-secondary);padding:6px 0}.walkthrough-footer>a:hover{color:var(--brand-primary)}.walkthrough-credit{font-size:11px;line-height:1.5;color:#8797ac;margin:0;padding:0 22px 16px}.scene-enter .walkthrough-viewport{animation:walkthrough-enter .5s ease both}.is-reduced-motion .walkthrough-cursor{display:none}@keyframes walkthrough-click{0%{opacity:.6;transform:scale(.3)}100%{opacity:0;transform:scale(1.8)}}@keyframes walkthrough-enter{from{opacity:.25}to{opacity:1}}
@media(max-width:1100px){.walkthrough-layout{grid-template-columns:235px minmax(0,1fr);gap:20px}.walkthrough-tabs button{padding:17px 12px;gap:10px}.walkthrough-tabs strong{font-size:15px}.walkthrough-tabs small{font-size:12px}.walkthrough-tab-icon{width:35px;height:35px}.walkthrough-tab-arrow{display:none}.walkthrough-demo-label{display:none}}
@media(max-width:760px){.features>h2{font-size:30px}.feature-intro{font-size:16px;margin-bottom:24px}.walkthrough-layout{grid-template-columns:1fr;gap:17px}.walkthrough-tabs{display:flex;flex-direction:row;overflow-x:auto;gap:8px;padding:3px 0 7px;scrollbar-width:thin}.walkthrough-tabs button{flex:0 0 205px;padding:14px;gap:10px;border:1px solid var(--brand-light);background:white}.walkthrough-tabs button+button:before{display:none}.walkthrough-tabs strong{font-size:14px}.walkthrough-tabs small{font-size:11px;line-height:1.5}.walkthrough-tab-icon{width:30px;height:30px}.walkthrough-tab-icon svg{width:18px;height:18px}.walkthrough-browser{padding:10px;gap:9px}.browser-location{font-size:10px;padding:6px}.walkthrough-controls{padding:14px 15px 10px}.walkthrough-controls p{font-size:14px;min-height:42px}.walkthrough-footer{padding:0 15px 10px}.walkthrough-credit{padding:0 15px 13px;font-size:10px}.walkthrough-cursor{width:20px;height:27px}.section-copy>p{font-size:16px}.feature-pills span{font-size:12px}.faq summary{font-size:14px}.faq details p{font-size:14px}}
@media(prefers-reduced-motion:reduce){.walkthrough-camera{will-change:auto}}

.demo-top{font-size:13px}.sample-tag{font-size:10px}.lesson-demo-body{grid-template-columns:76px minmax(0,1fr);min-height:270px}.mini-chapters{display:none}.lesson-demo aside,.mini-tabs{font-size:11px}.mini-player small{font-size:10px}.word-demo>p{font-size:14px}.word-example{font-size:12px}.word-demo>small{font-size:11px}.frequency{font-size:11px}.preview-stats{font-size:11px}.ring small{font-size:12px}.inventory p>span{font-size:14px}.inventory strong{font-size:26px}

/* Progressive FAQ disclosure. */
.faq-more-wrap{text-align:center;margin-top:22px}.faq-load-more{cursor:pointer;gap:9px;font-family:Inter,Arial,sans-serif}.faq-load-more svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.faq details p+p{padding-top:0}.faq details a{color:var(--brand-accent);text-decoration:underline;text-underline-offset:3px}.faq summary:focus-visible{outline:3px solid var(--brand-accent);outline-offset:-4px;border-radius:10px}.faq-announcement{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}

/* Focused browser showcase, with inline feature disclosures on smaller screens. */
.walkthrough-layout{grid-template-columns:340px minmax(0,1fr);gap:28px}
.walkthrough-tabs{padding-top:0;gap:9px;overflow:visible}
.walkthrough-item{min-width:0}
.walkthrough-tabs button{width:100%;gap:12px;padding:19px 15px;align-items:center}
.walkthrough-tabs strong{font-size:16px;white-space:nowrap;line-height:1.4;margin-bottom:6px}
.walkthrough-tabs small{font-size:13px;line-height:1.65}
.walkthrough-tab-icon{width:36px;height:36px;margin-top:0}
.walkthrough-tab-icon svg{width:20px;height:20px}
.walkthrough-tab-arrow{font-size:21px;display:block;opacity:0;width:12px;flex-shrink:0}
.walkthrough-tabs button[data-active=true]{background:var(--brand-primary);color:white;box-shadow:0 7px 18px color-mix(in srgb, var(--brand-primary) 8.63%, transparent)}
.walkthrough-tabs [data-active=true] small{color:var(--brand-border)}
.walkthrough-tabs [data-active=true] .walkthrough-tab-icon{background:var(--brand-secondary);color:white}
.walkthrough-tabs [data-active=true] .walkthrough-tab-arrow{opacity:1}
.walkthrough-tabs button:focus-visible{outline:2px solid var(--brand-accent);outline-offset:3px}
.walkthrough-panel{border:2px solid var(--brand-border);border-radius:16px;box-shadow:0 1px 2px color-mix(in srgb, var(--brand-primary) 5.10%, transparent),0 16px 42px color-mix(in srgb, var(--brand-primary) 7.06%, transparent);background:#fff}
.walkthrough-panel[hidden],.walkthrough-live[hidden],.walkthrough-camera[hidden]{display:none}
.walkthrough-browser{padding:12px 14px;background:linear-gradient(color-mix(in srgb, var(--brand-light) 45%, white),var(--brand-light));gap:12px;border-bottom:1px solid var(--brand-border)}
.walkthrough-browser .browser-location{background:#ffffffd9;border-color:var(--brand-border);border-radius:8px;padding:7px 10px;font-size:11px}
.walkthrough-viewport{aspect-ratio:1100/720;background:white}
.walkthrough-live{position:absolute;inset:0}
.walkthrough-camera{transition:none;will-change:auto;transform:none!important}
.walkthrough-camera img{transition:opacity .35s ease;object-fit:contain}
.walkthrough-credit{font-size:12px;color:#7b899d;line-height:1.6;padding:11px 16px;margin:0;border-top:1px solid var(--brand-light)}
.walkthrough-credit em{font-style:italic}
.is-mobile.walkthrough-layout{display:block}
.is-mobile .walkthrough-tabs{display:flex;flex-direction:column;overflow:visible;padding:0;gap:12px}
.is-mobile .walkthrough-item{border:1px solid var(--brand-light);border-radius:15px;background:#fff;overflow:hidden}
.is-mobile .walkthrough-tabs button{flex:none;border:0;background:white;padding:17px 14px;border-radius:13px;gap:11px}
.is-mobile .walkthrough-tabs button[data-active=true]{background:var(--brand-primary)}
.is-mobile .walkthrough-tabs strong{font-size:16px}.is-mobile .walkthrough-tabs small{font-size:13px}
.is-mobile .walkthrough-tab-arrow{opacity:1;margin-left:auto;transform:rotate(90deg);transition:transform .2s}
.is-mobile .is-open .walkthrough-tab-arrow{transform:rotate(-90deg)}
.is-mobile .walkthrough-panel{margin:12px;border-radius:12px;animation:walkthrough-enter .18s ease-out}
.is-mobile .walkthrough-browser{padding:10px;gap:9px}
@media(max-width:1100px) and (min-width:961px){.walkthrough-layout{grid-template-columns:315px minmax(0,1fr);gap:22px}.walkthrough-tabs button{padding:17px 12px}.walkthrough-tabs strong{font-size:15px}.walkthrough-tabs small{font-size:12px}}
@media(max-width:760px){.is-mobile .walkthrough-panel{margin:10px}.walkthrough-credit{font-size:11px;padding:10px 12px}.is-mobile .walkthrough-tabs strong{font-size:15px}.is-mobile .walkthrough-tabs small{font-size:12px;line-height:1.6}.walkthrough-tab-icon{width:32px;height:32px}.is-mobile .walkthrough-tabs button{padding:16px 12px;gap:10px}.walkthrough-tab-arrow{width:10px;font-size:20px}.walkthrough-browser .browser-location{font-size:10px}}
@media(prefers-reduced-motion:reduce){.walkthrough-camera img,.is-mobile .walkthrough-tab-arrow{transition:none}.is-mobile .walkthrough-panel{animation:none}}

/* Full desktop captures are proportionally contained at every breakpoint, never zoomed or cropped. */
.walkthrough-viewport{aspect-ratio:1100/720;height:auto}
.walkthrough-camera img{object-fit:contain;transition:opacity .12s ease;image-rendering:auto}
.walkthrough-cursor{left:55%;top:40%;width:23px;height:30px;transition:left .55s cubic-bezier(.25,.7,.25,1),top .55s cubic-bezier(.25,.7,.25,1);filter:drop-shadow(0 1px 1px #0003)}
.walkthrough-cursor[hidden]{display:none}
.walkthrough-cursor.is-clicking i{animation:walkthrough-click .4s ease-out both}
@media(max-width:760px){.walkthrough-cursor{width:15px;height:20px}.walkthrough-cursor i{width:17px;height:17px;top:-6px;left:-6px}}
@media(prefers-reduced-motion:reduce){.walkthrough-camera img{transition:none}.walkthrough-cursor{display:none}}

/* Mobile scroll-through: every feature has its own full-frame preview, autoplay only in view. */
.is-mobile .walkthrough-item{overflow:visible}
.is-mobile .walkthrough-item>button{position:sticky;top:70px;z-index:3;box-shadow:0 2px 8px color-mix(in srgb, var(--brand-primary) 4.31%, transparent)}
.is-mobile .walkthrough-panel{opacity:1}
.is-mobile .walkthrough-panel.is-in-view{opacity:1}
@media(prefers-reduced-motion:reduce){.is-mobile .walkthrough-panel{opacity:1;transition:none}}

/* Hide only the outer page-scrollbar pixels captured in the four catalogue/dashboard previews. */
.walkthrough-panel:not([data-feature="test"]) .walkthrough-camera::after{content:"";position:absolute;top:0;right:0;bottom:0;width:1.45%;background:#f5f6f8;pointer-events:none;z-index:2}

/* Reveal the next mobile envelope at the sticky-header threshold, with a soft arrival. */
.is-mobile .walkthrough-item.is-open .walkthrough-panel{animation:none}
@keyframes walkthrough-reveal{from{opacity:0;translate:0 6px}to{opacity:1;translate:0 0}}
@media(prefers-reduced-motion:reduce){.is-mobile .walkthrough-item.is-open .walkthrough-panel{animation:none}}

/* A clear closing band and breathing room before the FAQ. */
.faq{padding-top:72px;padding-bottom:64px}
.home-footer{display:block;margin:0;background:var(--brand-primary);border-top:2px solid var(--brand-secondary);padding:42px 0 34px;color:#fff}
.home-footer-inner{display:flex!important;flex-direction:row!important;align-items:center!important;justify-content:space-between;gap:40px!important}
.footer-brand{display:flex;flex-direction:column;align-items:start;gap:13px;max-width:330px}
.home-footer .prepito-brand{color:#fff}.home-footer .prepito-word{font-size:26px}.home-footer .prepito-cat{filter:brightness(0) invert(1)}
.footer-brand>span{font-size:13px;line-height:1.6;color:var(--brand-border)}
.home-footer .footer-links{gap:22px;max-width:570px}.home-footer .footer-links a{color:var(--brand-light);font-size:13px;text-decoration:none;transition:color .2s}
.home-footer .footer-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}.home-footer .footer-links small{color:var(--brand-accent);font-size:12px}
@media(max-width:760px){.faq{padding-top:52px;padding-bottom:44px}.home-footer{padding:32px 0 28px}.home-footer-inner{flex-direction:column!important;align-items:start!important;gap:25px!important;padding:0!important}.home-footer .footer-links{justify-content:start;gap:17px}.home-footer .footer-links small{text-align:left}.footer-brand>span{font-size:12px}}

/* Decorative depth and chat surfaces must not create a horizontal page scroll. */
.home-page{overflow-x:clip}

html:has(>.home-page){overflow-x:clip}

/* Decode first, then reveal the real screenshot without overlapping fade animations. */
.is-mobile .walkthrough-panel{animation:none}

.faq details a.faq-source-link{display:inline-flex;vertical-align:middle;align-items:center;justify-content:center;width:20px;height:20px;text-decoration:none;border-radius:4px;margin-left:2px}.faq-source-link svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.faq-source-link:hover{background:var(--brand-light)}.faq-source-link:focus-visible{outline:2px solid var(--brand-accent);outline-offset:2px}