@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";.auth{position:relative;display:flex;min-height:100vh;min-height:100dvh;background-color:#2c2542;background-image:linear-gradient(#1c16308c,#1c16308c),var(--auth-board);background-size:cover;background-position:center}.auth__logo{position:absolute;top:22px;left:26px;z-index:3;display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:700;letter-spacing:-.01em;color:#fff}.auth__pitch{flex:1;display:flex;flex-direction:column;justify-content:flex-end;padding:40px 40px 40px 28px}.auth__pitch-inner{animation:fade-up .6s ease both}.auth__pitch-icon{width:132px;height:132px;margin-bottom:32px;color:#b9a6f5;opacity:.85}.auth__pitch-icon svg{width:100%;height:100%}.auth__pitch-title{font-size:41px;font-weight:600;line-height:1.15;letter-spacing:-.02em;color:#fff;max-width:420px}.auth__pitch-body{margin-top:14px;font-size:15px;line-height:1.6;color:#ffffffb8;max-width:420px}.auth__dots{display:flex;align-items:center;gap:7px;margin-top:34px}.auth__dot{width:7px;height:7px;padding:0;border:0;border-radius:999px;background:#ffffff59;cursor:pointer;transition:width .3s ease,background .3s ease}.auth__dot.is-active{width:20px;background:#fff}.auth__panel{width:456px;flex-shrink:0;padding:14px 14px 14px 0;display:flex}.auth__card{flex:1;display:flex;align-items:center;justify-content:center;background:#191c29;border-radius:26px;padding:40px 20px;overflow-y:auto}.auth__form{width:100%;max-width:358px}.auth__title{font-size:30px;font-weight:600;letter-spacing:-.02em;text-align:center;color:#fff;margin-bottom:32px}.auth__field{display:block;margin-bottom:16px}.auth__label{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.auth__input{width:100%;height:44px;padding:0 16px;border:1px solid transparent;border-radius:16px;background:#2a2d3a;color:#fff;font-family:inherit;font-size:14px;outline:none;transition:border-color .2s ease,background .2s ease}.auth__input::placeholder{color:#ffffff6b}.auth__input:focus-visible{border-color:var(--primary);background:#30334200;background-color:#303342}.auth__forgot{display:block;text-align:right;margin:-4px 0 16px;font-size:13px;font-weight:700;color:#9b7bff}.auth__forgot:hover{color:#b39aff}.auth__submit{width:100%;height:44px;border:0;border-radius:999px;background:#ffffff12;color:#ffffff8c;font-family:inherit;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s ease,color .2s ease}.auth__submit.is-ready{background:#fff;color:var(--black)}.auth__divider{display:flex;align-items:center;gap:14px;margin:22px 0;color:#ffffff80;font-size:13px}.auth__divider:before,.auth__divider:after{content:"";flex:1;height:1px;background:#ffffff1f}.auth__socials{display:flex;justify-content:center;gap:16px}.auth__social{width:46px;height:46px;display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;background:#fff;cursor:pointer;transition:transform .15s ease}.auth__social:hover{transform:translateY(-2px)}.auth__switch{display:block;text-align:center;margin-top:26px;font-size:14px;font-weight:700;color:#9b7bff}.auth__switch:hover{color:#b39aff}.auth__legal{margin-top:22px;text-align:center;font-size:11px;line-height:1.6;color:#ffffff73}.auth__legal a{color:#9b7bff}@media(max-width:900px){.auth{padding:10px}.auth__pitch{display:none}.auth__panel{width:100%;padding:0}.auth__card{border-radius:22px;padding:130px 24px 40px;align-items:flex-start}.auth__logo{top:32px;left:34px}}.aitutor{background-color:var(--black);position:relative;padding:100px 0 160px;overflow:hidden}.aitutor__glow{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:1000px;height:1000px;background:radial-gradient(circle,#8e52ff26,#8e52ff00 60%);pointer-events:none;z-index:0}.aitutor__container{position:relative;z-index:1}.aitutor__center{display:flex;flex-direction:column;align-items:center;text-align:center;margin-bottom:60px}.aitutor__mascot{width:170px;height:auto;animation:float-y 4s ease-in-out infinite;margin-bottom:16px}.aitutor__title{font-size:36px;font-weight:650;margin-bottom:8px}.aitutor__subtitle{font-size:18px;color:var(--text-muted)}.aitutor__bubbles{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;position:relative;min-height:400px}.aitutor__bubble{background-color:#6366f1;color:#fff;padding:18px 24px;border-radius:20px;font-size:16px;font-weight:500;max-width:300px;line-height:1.4;box-shadow:0 8px 24px #0003;animation:float-y 6s ease-in-out infinite}.aitutor__bubble--1{background-color:#656de5;--tilt: -2deg;animation-delay:.1s}.aitutor__bubble--2{background-color:#0ea5e9;font-size:20px;font-weight:600;padding:24px 32px;max-width:360px;--tilt: 1deg;animation-delay:.5s}.aitutor__bubble--3{background-color:#656de5;--tilt: 2deg;animation-delay:.2s}.aitutor__bubble--4{background-color:#656de5;--tilt: -1deg;animation-delay:.7s}.aitutor__bubble--5{background-color:#8e52ff;--tilt: 3deg;animation-delay:.4s}.aitutor__bubble--6{background-color:#22c55e;--tilt: -2deg;animation-delay:.9s}@media(min-width:900px){.aitutor__bubbles{display:block;height:400px}.aitutor__bubble{position:absolute}.aitutor__bubble--1{top:-40px;left:0%}.aitutor__bubble--4{top:200px;left:5%}.aitutor__bubble--2{top:60px;left:50%;transform:translate(-50%) rotate(var(--tilt, 0deg));animation:float-y-center 6s ease-in-out infinite}.aitutor__bubble--5{top:260px;left:50%;transform:translate(-50%) rotate(var(--tilt, 0deg));animation:float-y-center 6.5s ease-in-out infinite}.aitutor__bubble--3{top:-60px;right:0%}.aitutor__bubble--6{top:180px;right:5%}}@keyframes float-y-center{0%,to{transform:translate(-50%) rotate(var(--tilt, 0deg))}50%{transform:translate(-50%,-14px) rotate(var(--tilt, 0deg))}}.app-cta{background:radial-gradient(ellipse at center,#2e44a6,#131c4f);padding:100px 0;border-bottom-left-radius:var(--radius-xl);border-bottom-right-radius:var(--radius-xl);text-align:center;position:relative;z-index:10}.app-cta__title{margin-bottom:60px;color:var(--text)}.app-cta__qr{background:#fff;border-radius:var(--radius-lg);padding:24px;width:220px;height:220px;margin:0 auto 48px;display:flex;align-items:center;justify-content:center}.app-cta__qr-svg{width:100%;height:100%}.app-cta__stores{display:flex;justify-content:center;gap:16px}.app-cta__store-btn{background:#fff;color:#000;display:inline-flex;align-items:center;gap:16px;padding:12px 24px;border-radius:999px;text-align:left;min-width:180px;transition:transform .2s ease,box-shadow .2s ease}.app-cta__store-btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px #0003}.app-cta__store-icon{font-size:32px}.app-cta__store-text{display:flex;flex-direction:column}.app-cta__store-text-small{font-size:11px;line-height:1;margin-bottom:2px}.app-cta__store-text-large{font-size:16px;font-weight:700;line-height:1}@media(max-width:600px){.app-cta{padding:60px 0}.app-cta__stores{flex-direction:column;align-items:center;padding:0 24px}.app-cta__store-btn{width:100%;max-width:280px;justify-content:center}}.faq{background:var(--surface);padding:100px 0}.faq__title{margin-bottom:80px}.faq__list{max-width:680px;margin:0 auto}.faq__item{border-bottom:1px solid var(--border)}.faq__item:first-child{border-top:1px solid var(--border)}.faq__question{display:flex;justify-content:space-between;align-items:center;width:100%;padding:24px 0;text-align:left;font-weight:600;font-size:16px;color:var(--text);gap:24px}.faq__icon-wrapper{background:#ffffff1a;border-radius:50%;width:32px;height:32px;display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0;transition:background .2s ease}.faq__question:hover .faq__icon-wrapper{background:#fff3}.faq__answer{display:grid;grid-template-rows:0fr;visibility:hidden;transition:grid-template-rows .3s ease,visibility 0s linear .3s}.faq__item.is-open .faq__answer{grid-template-rows:1fr;visibility:visible;transition:grid-template-rows .3s ease,visibility 0s}.faq__answer-inner{overflow:hidden;color:var(--text-muted);line-height:1.6;font-size:15px;padding-right:56px}.faq__item.is-open .faq__answer-inner{padding-bottom:32px}@media(max-width:600px){.faq{padding:60px 0}.faq__title{margin-bottom:40px}.faq__answer-inner{padding-right:0}}.footer{background:var(--navy-footer);padding:80px 0 40px}.footer__grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:40px;margin-bottom:80px}.footer__col-brand{display:flex;flex-direction:column;align-items:flex-start}.footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:32px;font-size:28px;font-weight:700;color:#fff}.footer__socials{display:flex;gap:12px;margin-bottom:32px}.footer__social{background:#ffffff1a;border-radius:var(--radius-sm);width:40px;height:40px;display:flex;align-items:center;justify-content:center;color:#fff;transition:background .2s}.footer__social:hover{background:#fff3}.footer__copy{color:var(--text-dim);font-size:13px;line-height:1.6}.footer__heading{font-weight:600;margin-bottom:24px;font-size:15px;color:#fff}.footer__links{display:flex;flex-direction:column;gap:16px}.footer__link{color:var(--text-muted);font-size:14px;transition:color .2s}.footer__link:hover{color:#fff}.footer__col-locale{display:flex;justify-content:flex-end;align-items:flex-start}.footer__locale{background:#ffffff1a;border-radius:var(--radius-sm);padding:12px 16px;display:inline-flex;align-items:center;gap:12px;font-size:14px;white-space:nowrap;color:#fff;transition:background .2s}.footer__locale:hover{background:#ffffff26}.footer__locale-icon{margin-left:8px;color:var(--text-dim)}.footer__legal{border-top:1px solid var(--border);padding-top:32px;display:flex;flex-wrap:wrap;justify-content:center;gap:24px}.footer__legal-link{color:var(--text-dim);font-size:13px;transition:color .2s}.footer__legal-link:hover{color:var(--text-muted)}@media(max-width:900px){.footer__grid{grid-template-columns:1fr 1fr;gap:48px 32px}.footer__col-brand,.footer__col-locale{grid-column:1 / -1}.footer__col-locale{justify-content:flex-start}}@media(max-width:600px){.footer__grid{grid-template-columns:1fr;gap:40px}.footer__legal{flex-direction:column;align-items:center;gap:16px}}.header{position:fixed;top:0;left:0;right:0;height:var(--navbar-height);background:#14183ad9;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);z-index:100;display:flex;align-items:center;transition:background-color .3s ease}.header.is-scrolled{background:#0f1330f2}.header-container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--gutter);display:flex;align-items:center;justify-content:space-between}.header-logo{display:flex;align-items:center;gap:12px;text-decoration:none;z-index:101}.header-logo-mark{width:24px;height:24px;border-radius:6px}.header-logo-text{color:#fff;font-size:22px;font-weight:700;letter-spacing:-.02em}.header-nav{display:flex;align-items:center;gap:32px}.header-nav-links{display:flex;align-items:center;gap:28px}.header-link{color:#fff;font-size:15px;font-weight:500;text-decoration:none;opacity:.85;transition:opacity .2s ease}.header-link:hover{opacity:1}.header-actions{display:flex;align-items:center;gap:12px}.header-toggle{display:none;color:#fff;z-index:101}@media(max-width:900px){.header-toggle{display:flex}.header-nav{position:fixed;top:0;left:0;right:0;height:100vh;background:var(--navy-deep);flex-direction:column;justify-content:center;gap:40px;padding:24px;opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .3s ease}.header-nav.is-open{opacity:1;visibility:visible;transform:translateY(0)}.header-nav-links{flex-direction:column;gap:24px;text-align:center}.header-link{font-size:18px}.header-actions{flex-direction:column;width:100%;max-width:200px}.header-actions .btn{width:100%}}.hero{background-color:var(--navy);padding-top:calc(var(--navbar-height) + 40px);min-height:calc(100vh - 140px);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.hero-container{position:relative;width:100%;z-index:2;display:flex;flex-direction:column;align-items:center;justify-content:center;padding-block:80px}.hero-content{text-align:center;max-width:680px;margin:0 auto;position:relative;z-index:10}.hero-title{font-size:clamp(38px,5vw,60px);font-weight:650;line-height:1.15;color:var(--text);margin-bottom:40px}.hero-title-highlight{color:var(--primary-soft)}.hero-btn{font-size:17px;padding:16px 36px;border-radius:999px}.hero-tiles{position:absolute;inset:0;pointer-events:none;z-index:1}.hero-tile-wrapper{position:absolute}.hero-tile{width:clamp(130px,12vw,190px);aspect-ratio:1;background:#23295566;border:1px solid rgba(255,255,255,.05);border-radius:clamp(20px,2.5vw,28px);display:flex;align-items:center;justify-content:center;box-shadow:0 20px 40px #0003;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);animation:float-y 6s ease-in-out infinite}.hero-tile img{width:65%;height:auto;object-fit:contain;filter:drop-shadow(0 10px 15px rgba(0,0,0,.3))}.hero-tile--flame{top:15%;left:12%}.hero-tile--flame .hero-tile{--tilt: -5deg;animation-duration:7s;animation-delay:0s}.hero-tile--book{top:8%;left:50%;transform:translate(-50%)}.hero-tile--book .hero-tile{--tilt: 3deg;animation-duration:6.5s;animation-delay:-2s}.hero-tile--heart{top:12%;right:12%}.hero-tile--heart .hero-tile{--tilt: 8deg;animation-duration:8s;animation-delay:-4s}.hero-tile--rocket{top:48%;left:8%}.hero-tile--rocket .hero-tile{--tilt: -12deg;animation-duration:7.5s;animation-delay:-1s}.hero-tile--check{bottom:12%;left:26%}.hero-tile--check .hero-tile{--tilt: -4deg;animation-duration:6s;animation-delay:-3s}.hero-tile--graduation{bottom:18%;right:16%}.hero-tile--graduation .hero-tile{--tilt: 6deg;animation-duration:8.5s;animation-delay:-5s}@media(max-width:900px){.hero-tile-wrapper{transform:scale(.65)!important;opacity:.3}}@media(max-width:600px){.hero-tile-wrapper{transform:scale(.45)!important;opacity:.35}.hero{min-height:80vh}}.more-features{background-color:var(--black);padding:60px 0 120px}.more-features__title{margin-bottom:60px}.more-features__grid{display:grid;grid-template-columns:1fr;gap:24px}@media(min-width:900px){.more-features__grid{grid-template-columns:repeat(3,1fr)}}.more-features__card{border-radius:32px;padding:40px 24px;display:flex;flex-direction:column;align-items:center;text-align:center;min-height:500px;position:relative;overflow:hidden}.more-features__card--summary{background:linear-gradient(180deg,#0f3f4c,#14183a)}.more-features__card--scan{background:linear-gradient(180deg,#0f4c42,#0a0a0a)}.more-features__card--flashcards{background:linear-gradient(180deg,#2f5d34,#17381b)}.more-features__header{margin-bottom:32px}.more-features__header h3{font-size:24px;font-weight:700;margin-bottom:4px}.more-features__header p{color:var(--text-muted);font-size:15px}.more-features__mock{width:100%;border-radius:20px;padding:4px;margin-bottom:40px;flex:1;display:flex;flex-direction:column}.more-features__mock-inner{border-radius:16px;height:100%;display:flex;flex-direction:column}.more-features__mock--summary{background:linear-gradient(135deg,#38bdf8cc,#3b82f6cc);box-shadow:0 0 30px #38bdf833}.more-features__mock--summary>.more-features__mock-inner{background-color:#0b1126}.more-features__doc-row{display:flex;align-items:center;background-color:#ffffff0d;padding:12px 16px;border-radius:16px 16px 0 0;border-bottom:1px solid rgba(255,255,255,.05)}.more-features__doc-icon{background-color:#38bdf8;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-right:12px}.more-features__doc-label{font-weight:600;font-size:14px;flex:1;text-align:left}.more-features__doc-chevron{color:var(--text-muted)}.more-features__mock-content{padding:20px;text-align:left}.more-features__mock-title{font-weight:700;font-size:15px;margin-bottom:12px}.more-features__mock-list{list-style-type:disc;padding-left:20px;color:#fffc;font-size:13px;line-height:1.6}.more-features__mock--scan{background:linear-gradient(135deg,#2dd4bfcc,#10b981cc);box-shadow:0 0 30px #2dd4bf33;position:relative}.more-features__viewfinder{background-color:#0a1714;border-radius:16px;height:100%;padding:32px;position:relative;display:flex;align-items:center;flex:1}.more-features__vf-corner{position:absolute;width:20px;height:20px;border-color:#fff;border-style:solid}.more-features__vf-tl{top:20px;left:20px;border-width:3px 0 0 3px;border-radius:8px 0 0}.more-features__vf-tr{top:20px;right:20px;border-width:3px 3px 0 0;border-radius:0 8px 0 0}.more-features__vf-bl{bottom:20px;left:20px;border-width:0 0 3px 3px;border-radius:0 0 0 8px}.more-features__vf-br{bottom:20px;right:20px;border-width:0 3px 3px 0;border-radius:0 0 8px}.more-features__skeleton-lines{width:100%;display:flex;flex-direction:column;gap:12px}.more-features__skel-line{height:8px;background-color:#fff3;border-radius:4px}.more-features__badges{position:absolute;bottom:0;left:50%;transform:translate(-50%,50%);display:flex;align-items:center;justify-content:center;z-index:10}.more-features__badge{width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;border:3px solid #0a1714;color:#fff;margin-left:-12px}.more-features__badge:first-child{margin-left:0}.more-features__badge--purple{background-color:#8b5cf6;z-index:3}.more-features__badge--blue{background-color:#3b82f6;z-index:2}.more-features__badge--orange{background-color:#f97316;z-index:1}.more-features__mock--flashcards{background:linear-gradient(135deg,#4ade80cc,#22c55ecc);box-shadow:0 0 30px #4ade8033}.more-features__mock--flashcards>.more-features__mock-inner{background-color:#0f2e15;padding:24px;display:flex;align-items:center;justify-content:center}.more-features__fc-stack{position:relative;width:100%;height:200px}.more-features__fc{position:absolute;left:50%;width:90%;transform:translate(-50%);background:#4ade80;border-radius:12px;padding:30px 20px;font-weight:700;font-size:18px;color:#064e3b;text-align:center;box-shadow:0 -4px 12px #0003}.more-features__fc--1{top:10px;transform:translate(-50%) rotate(-4deg);z-index:1}.more-features__fc--2{top:60px;transform:translate(-50%) rotate(2deg);z-index:2;background:#22c55e}.more-features__fc--3{top:110px;transform:translate(-50%) rotate(-2deg);z-index:3;background:#16a34a}.more-features__btn{margin-top:auto;border-radius:100px}.painpoints{background-color:var(--black);padding:80px 0;overflow:hidden}.painpoints__container{display:flex;flex-direction:column;gap:60px}@media(min-width:900px){.painpoints__container{flex-direction:row;justify-content:space-between;align-items:flex-end}}.painpoints__left{display:flex;flex-direction:column;align-items:flex-start;gap:12px}.painpoints__chip{background-color:#1e1e1e;border-radius:16px;padding:16px 24px;font-size:20px;font-weight:500;color:#fff;display:inline-block;box-shadow:0 4px 12px #0003}.painpoints__reaction{display:inline-flex;align-items:center;gap:6px;background-color:#ffffff14;padding:6px 12px;border-radius:100px;font-size:14px;color:var(--text-muted);margin-top:8px}.painpoints__reaction span{font-size:16px}.painpoints__right{display:flex;flex-direction:column;align-items:flex-end;gap:12px}.painpoints__help{background-color:var(--primary);border-radius:20px 20px 4px;padding:24px 32px;font-size:28px;font-weight:700;color:#fff;box-shadow:0 8px 24px #8e52ff4d}.painpoints__reaction--right{margin-top:0}.quiz-showcase{background-color:var(--black);padding:40px 0 100px}.quiz-showcase__arrow{display:flex;justify-content:center;margin-bottom:40px;opacity:.8}.quiz-showcase__panels{display:grid;grid-template-columns:1fr;gap:24px;width:100vw;margin-left:calc(50% - 50vw)}@media(min-width:900px){.quiz-showcase__panels{grid-template-columns:1fr 1fr;gap:8px}}.quiz-showcase__panel{border-radius:40px 40px 0 0;padding:60px 40px;display:flex;flex-direction:column;align-items:center;text-align:center}.quiz-showcase__panel--quizzes{background-color:#1d0f2e}.quiz-showcase__panel--practice{background-color:#2b0a14}.quiz-showcase__header{margin-bottom:40px}.quiz-showcase__header h3{font-size:32px;font-weight:700;margin-bottom:8px}.quiz-showcase__header p{color:var(--text-muted);font-size:18px}.quiz-showcase__card{width:100%;max-width:400px;border-radius:24px;padding:4px;margin-bottom:40px;flex:1;display:flex}.quiz-showcase__card--quizzes{background:linear-gradient(180deg,#8e52ffcc,#65a0f1cc);box-shadow:0 0 40px #8e52ff4d}.quiz-showcase__card--practice{background:linear-gradient(180deg,#f524e5cc,#ff6432cc);box-shadow:0 0 40px #f524e54d}.quiz-showcase__card-inner{background-color:#120a17;border-radius:20px;padding:32px;width:100%;display:flex;flex-direction:column}.quiz-showcase__panel--practice .quiz-showcase__card-inner{background-color:#1c060d}.quiz-showcase__statement{font-size:18px;font-weight:600;line-height:1.5;margin-bottom:32px}.quiz-showcase__actions{display:flex;gap:16px;margin-top:auto}.quiz-showcase__btn{flex:1;padding:12px;border:1px solid rgba(255,255,255,.1);border-radius:12px;font-weight:600;background:#ffffff08;transition:background .2s}.quiz-showcase__btn:hover{background:#ffffff14}.quiz-showcase__skeleton{display:flex;flex-direction:column;gap:12px;margin-bottom:24px}.quiz-showcase__skeleton-bar{height:8px;background-color:#fff3;border-radius:4px}.quiz-showcase__graph{height:100px;margin-bottom:24px;opacity:.7}.quiz-showcase__doc-row{display:flex;align-items:center;background-color:#0006;padding:12px 16px;border-radius:12px;margin-top:auto}.quiz-showcase__doc-icon{background-color:#f97316;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-right:12px}.quiz-showcase__doc-label{font-weight:600;font-size:14px;flex:1;text-align:left}.quiz-showcase__doc-chevron{color:var(--text-muted)}.quiz-showcase__try-btn{border-radius:100px;font-weight:700}.stats{background-color:var(--black);position:relative;z-index:10}.stats-bg{background-color:var(--primary-deep);border-bottom-left-radius:40px;border-bottom-right-radius:40px;padding:48px 0;margin-top:-1px}.stats-container{display:flex;justify-content:space-around;align-items:center;flex-wrap:wrap;gap:40px}.stat-item{display:flex;flex-direction:column;align-items:center;gap:6px;text-align:center}.stat-value{color:var(--stat-text);font-size:clamp(17px,2vw,20px);font-weight:700}.stat-label{color:var(--text-muted);font-size:14px}@media(max-width:600px){.stats-bg{border-bottom-left-radius:24px;border-bottom-right-radius:24px;padding:32px 0}.stats-container{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}}.study-notes{background:var(--surface);border-top-left-radius:var(--radius-xl);border-top-right-radius:var(--radius-xl);padding:100px 0;position:relative;z-index:10}.study-notes__title{max-width:780px;margin:0 auto 40px;color:var(--text);line-height:1.2}.study-notes__tabs{display:flex;justify-content:center;gap:12px;margin-bottom:60px;flex-wrap:wrap}.study-notes__tab{display:flex;align-items:center;gap:8px;padding:10px 20px;border-radius:999px;background:#ffffff1f;color:var(--text);font-weight:500;font-size:15px;transition:all .2s ease}.study-notes__tab:hover:not(.is-active){background:#fff3}.study-notes__tab.is-active{background:#fff;color:var(--black)}.study-notes__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:48px}.study-notes__card{background:var(--surface-card);border-radius:var(--radius-lg);padding:16px;display:flex;flex-direction:column}.study-notes__image-wrapper{background:#fff;border-radius:var(--radius-sm);padding:12px 12px 12px 28px;position:relative;margin-bottom:20px;aspect-ratio:4/3}.study-notes__binder-holes{position:absolute;left:8px;top:0;bottom:0;display:flex;flex-direction:column;justify-content:center;gap:40px}.study-notes__binder-hole{width:12px;height:12px;background:var(--surface-card);border-radius:50%;box-shadow:inset 2px 0 4px #0000004d}.study-notes__img{width:100%;height:100%;object-fit:cover;border-radius:4px}.study-notes__card-title{font-weight:600;font-size:16px;margin-bottom:12px;color:var(--text)}.study-notes__card-footer{display:flex;align-items:center;gap:16px;color:var(--text-muted);font-size:14px}.study-notes__stat{display:flex;align-items:center;gap:6px}.study-notes__more{display:flex;justify-content:center}@media(max-width:900px){.study-notes__grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.study-notes{padding:60px 0}.study-notes__grid{grid-template-columns:1fr}}.subject-grid{background-color:var(--navy);padding:20px 0 60px}.subject-grid-container{display:flex;flex-wrap:wrap;justify-content:center;gap:24px 16px;max-width:1040px;margin:0 auto}.subject-chip{display:flex;flex-direction:column;align-items:center;gap:12px;width:88px;transition:transform .2s ease,filter .2s ease;background:transparent;border:none;cursor:pointer;padding:4px}.subject-chip:hover{transform:translateY(-4px);filter:brightness(1.25)}.subject-icon{display:flex;align-items:center;justify-content:center}.subject-name{color:var(--text-muted);font-size:13px;font-weight:500;text-align:center;width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.testimonials{background:var(--surface);padding:140px 0 60px;overflow:hidden;margin-top:-40px;position:relative}.testimonials__title{margin-bottom:40px}.testimonials__ratings{display:flex;justify-content:center;gap:16px;margin-bottom:80px}.testimonials__rating{background:#ffffff14;padding:12px 24px;border-radius:999px;display:flex;align-items:center;gap:12px}.testimonials__star{color:#fbbf24}.testimonials__rating-score{font-weight:700;font-size:16px}.testimonials__rating-platform{color:var(--text-dim);font-size:14px}.testimonials__marquee-wrapper{position:relative;width:100%;overflow:hidden}.testimonials__marquee-wrapper:before,.testimonials__marquee-wrapper:after{content:"";position:absolute;top:0;bottom:0;width:150px;z-index:2;pointer-events:none}.testimonials__marquee-wrapper:before{left:0;background:linear-gradient(to right,var(--surface) 0%,transparent 100%)}.testimonials__marquee-wrapper:after{right:0;background:linear-gradient(to left,var(--surface) 0%,transparent 100%)}.testimonials__marquee{display:flex;width:max-content;animation:marquee-left 60s linear infinite}.testimonials__marquee:hover{animation-play-state:paused}.testimonials__track{display:flex;gap:24px;padding:0 12px}.testimonials__card{background:#ffffff0a;border-radius:var(--radius-lg);padding:32px;width:400px;border:1px solid var(--border);display:flex;flex-direction:column}.testimonials__card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:24px}.testimonials__quote-icon{color:#ffffff14;margin-top:-10px;margin-left:-10px}.testimonials__card-stars{display:flex;color:#fbbf24;gap:4px}.testimonials__card-body{font-size:15px;color:var(--text-muted);line-height:1.6;margin-bottom:32px;flex-grow:1}.testimonials__card-footer{display:flex;flex-direction:column;gap:4px}.testimonials__card-author{font-weight:600;font-size:15px;color:var(--text)}.testimonials__card-platform{font-size:13px;color:var(--text-dim)}@media(max-width:600px){.testimonials{padding-top:100px;padding-bottom:60px}.testimonials__ratings{flex-direction:column;align-items:center}.testimonials__card{width:320px;padding:24px}}:root{--navy: #14183a;--navy-deep: #0f1330;--navy-footer: #1b1f45;--black: #0a0a0a;--surface: #121212;--surface-raised: #1e1e1e;--surface-card: #232323;--primary: #8e52ff;--primary-soft: #c7b3ff;--primary-deep: #37206b;--stat-text: #b6b4eb;--blue: #65a0f1;--blue-deep: #4990f3;--magenta: #f524e5;--text: #ffffff;--text-muted: rgba(255, 255, 255, .68);--text-dim: rgba(255, 255, 255, .45);--border: rgba(255, 255, 255, .1);--radius-sm: .75rem;--radius: 1.25rem;--radius-lg: 2rem;--radius-xl: 2.5rem;--navbar-height: 70px;--container: 1180px;--gutter: 24px}*,*:before,*:after{box-sizing:border-box}*{margin:0;padding:0}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{background:var(--black);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}img,picture,svg{display:block;max-width:100%}button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}a{color:inherit;text-decoration:none}ul,ol{list-style:none}h1,h2,h3,h4{font-weight:650;letter-spacing:-.02em;line-height:1.15}.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter)}.section-title{font-size:clamp(28px,4.4vw,44px);font-weight:700;text-align:center;letter-spacing:-.03em}.text-gradient{background:linear-gradient(45deg,var(--primary) 0%,var(--blue) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font-weight:600;white-space:nowrap;transition:transform .18s ease,background-color .18s ease,box-shadow .18s ease}.btn:hover{transform:translateY(-1px)}.btn:active{transform:translateY(0)}.btn--white{background:#fff;color:#0a0a0a;padding:12px 26px}.btn--white:hover{box-shadow:0 8px 24px #ffffff2e}.btn--ghost{background:#ffffff1f;color:#fff;padding:10px 22px}.btn--ghost:hover{background:#fff3}@keyframes float-y{0%,to{transform:translateY(0) rotate(var(--tilt, 0deg))}50%{transform:translateY(-14px) rotate(var(--tilt, 0deg))}}@keyframes marquee-left{0%{transform:translate(0)}to{transform:translate(-50%)}}@keyframes fade-up{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse-glow{0%,to{opacity:.55}50%{opacity:1}}.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1)}.reveal.is-visible{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none}}