:root{--gold: #c9a84c;--gold-light: #e8cc6e;--gold-dim: #a08738;--gold-glow: rgba(201, 168, 76, .18);--gold-border: rgba(201, 168, 76, .25);--bg-root: #080c10;--bg-raised: #0e1318;--bg-card: rgba(255, 255, 255, .04);--bg-card-hover: rgba(255, 255, 255, .07);--bg-input: rgba(255, 255, 255, .05);--bg-overlay: rgba(4, 6, 8, .82);--border: rgba(255, 255, 255, .07);--border-hover: rgba(255, 255, 255, .14);--text: #f0ece4;--text-muted: #9a9590;--text-subtle: #706b64;--r-sm: 10px;--r-md: 16px;--r-lg: 22px;--r-pill: 999px;--s-xs: 6px;--s-sm: 12px;--s-md: 20px;--s-lg: 36px;--s-xl: 56px;--s-2xl: 80px;--font-heading: "Sora", "Montserrat", sans-serif;--font-body: "Montserrat", system-ui, sans-serif;--font-accent: "Dancing Script", cursive;font-family:var(--font-body);color:var(--text);background-color:var(--bg-root);line-height:1.6}*,*:before,*:after{box-sizing:border-box;margin:0}body{min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg-root);color:var(--text)}button{font-family:inherit}img{max-width:100%;height:auto;display:block}a{transition:color .2s ease}html{scroll-behavior:smooth}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-root)}::-webkit-scrollbar-thumb{background:#ffffff1f;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#fff3}::selection{background:#c9a84c4d;color:#fff}body.landing-body{background:var(--bg-root);color:var(--text)}.landing{min-height:100vh;overflow-x:hidden;position:relative;background:radial-gradient(ellipse 60% 50% at 20% 10%,rgba(201,168,76,.08),transparent),radial-gradient(ellipse 50% 40% at 80% 20%,rgba(46,120,120,.06),transparent),var(--bg-root)}.landing:before{content:"";position:fixed;inset:0;background-image:radial-gradient(rgba(255,255,255,.03) 1px,transparent 0);background-size:40px 40px;pointer-events:none;z-index:0}.scroll-offset{scroll-margin-top:80px}.lang-switch{position:fixed;top:16px;left:16px;z-index:1200}.lang-switch select{appearance:none;background:#080c10cc;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border);color:var(--text);font-family:var(--font-body);font-size:13px;font-weight:500;padding:8px 32px 8px 12px;border-radius:var(--r-pill);cursor:pointer;transition:border-color .2s;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%239a9590' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center}.lang-switch select:focus{outline:none;border-color:var(--gold)}.landing-toast{position:fixed;bottom:32px;left:50%;transform:translate(-50%);background:var(--bg-raised);color:var(--gold-light);padding:10px 20px;border-radius:var(--r-pill);border:1px solid var(--gold-border);z-index:1200;font-size:13px;font-weight:500;white-space:nowrap;animation:toastIn .3s ease-out;box-shadow:0 8px 32px #0006}@keyframes toastIn{0%{opacity:0;transform:translate(-50%) translateY(10px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.hero{position:relative;z-index:1;padding:100px 24px 80px}.hero__inner{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.hero__content{display:flex;flex-direction:column;gap:16px}.hero__pill{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:var(--r-pill);background:var(--gold-glow);border:1px solid var(--gold-border);font-size:12px;font-weight:600;letter-spacing:.5px;color:var(--gold-light);width:fit-content}.hero__status{font-size:12px;color:var(--text-muted)}.hero__handwritten{font-family:var(--font-accent);font-size:26px;color:var(--gold-light);line-height:1.2}.hero__title{font-family:var(--font-heading);font-size:clamp(1.6rem,4vw,2.6rem);font-weight:700;line-height:1.15;letter-spacing:-.02em;color:#fff}.hero__desc{font-size:15px;line-height:1.7;color:var(--text-muted);max-width:500px}.hero__actions{display:flex;gap:12px;flex-wrap:wrap;padding-top:4px}.hero__downloads{display:flex;gap:10px;padding-top:4px}.hero__visual{display:flex;align-items:center;justify-content:center;position:relative}.hero__glow{position:absolute;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(201,168,76,.2),transparent 65%);filter:blur(40px)}.hero__visual img{width:min(300px,60vw);position:relative;z-index:1;filter:drop-shadow(0 20px 40px rgba(0,0,0,.4))}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:12px 24px;border-radius:var(--r-pill);font-family:var(--font-body);font-weight:600;font-size:14px;text-decoration:none;border:none;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,border-color .2s;white-space:nowrap}.btn--primary{background:var(--gold);color:#0a0e12;box-shadow:0 6px 24px #c9a84c33}.btn--primary:hover{transform:translateY(-2px);box-shadow:0 10px 32px #c9a84c4d;background:var(--gold-light)}.btn--outline{background:transparent;color:var(--text);border:1px solid var(--border-hover)}.btn--outline:hover{border-color:var(--gold-border);background:#c9a84c0f;transform:translateY(-2px)}.btn--sm{padding:9px 18px;font-size:13px}.divider{height:1px;max-width:800px;margin:0 auto;background:linear-gradient(90deg,transparent,var(--gold-border),transparent)}.section{position:relative;z-index:1;padding:72px 24px;max-width:1100px;margin:0 auto}.section--narrow{max-width:720px}.section__title{font-family:var(--font-heading);font-size:clamp(1.4rem,3vw,2rem);font-weight:700;text-align:center;margin-bottom:36px;line-height:1.3;letter-spacing:-.01em}.section__desc{max-width:680px;margin:-12px auto 36px;text-align:center;font-size:14px;line-height:1.7;color:var(--text-muted)}.gold{color:var(--gold-light)}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:600px;margin:0 auto}.feature-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r-md);padding:24px 16px;display:flex;flex-direction:column;align-items:center;gap:12px;cursor:pointer;transition:transform .25s,border-color .25s,box-shadow .25s,background .25s;font-family:var(--font-body);font-size:13px;font-weight:500;color:var(--text)}.feature-card:hover{transform:translateY(-4px);border-color:var(--gold-border);box-shadow:0 8px 28px #c9a84c1a;background:var(--bg-card-hover)}.feature-card img{width:48px;height:48px;object-fit:contain}.chapter-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px}.chapter-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r-sm);padding:16px;display:flex;flex-direction:column;gap:4px;cursor:pointer;transition:transform .2s,border-color .2s,background .2s;text-align:left;font-family:var(--font-body);color:var(--text)}.chapter-card:hover{transform:translateY(-2px);border-color:var(--gold-border);background:var(--bg-card-hover)}.chapter-card__number{font-size:11px;font-weight:600;letter-spacing:.5px;text-transform:uppercase;color:var(--gold)}.chapter-card__title{font-size:13px;font-weight:500;line-height:1.4}.chapter-card__lock{font-size:12px;margin-top:2px;opacity:.7}.chapter-card--locked{opacity:.5;position:relative}.chapter-card--locked:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(8,12,16,.5));border-radius:var(--r-sm);pointer-events:none}.signals{max-width:900px;margin:0 auto;display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:start;padding:28px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r-lg)}.signals__icon{width:100px;height:100px;background:var(--bg-card-hover);border:1px solid var(--border);border-radius:var(--r-md);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;cursor:pointer;transition:border-color .2s,transform .2s;font-family:var(--font-body);font-size:11px;font-weight:600;letter-spacing:.5px;color:var(--text-muted)}.signals__icon:hover{border-color:var(--gold-border);transform:translateY(-2px)}.signals__icon img{width:40px;height:40px;object-fit:contain}.signals__text{font-size:15px;line-height:1.8;color:var(--text)}.signals__text p{margin-bottom:12px}.signals__text ul{list-style:none;padding:0;margin:12px 0}.signals__text ul li{padding:4px 0 4px 24px;position:relative}.signals__text ul li:before{content:"✅";position:absolute;left:0;font-size:13px}.signals__note{font-size:14px;color:var(--text-muted)}.download-cta{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;padding:32px 24px;position:relative;z-index:1}.faq{display:flex;flex-direction:column;gap:10px}.faq__item{border:1px solid var(--border);border-radius:var(--r-sm);overflow:hidden;background:var(--bg-card);transition:border-color .3s}.faq__item:hover{border-color:#c9a84c33}.faq__question{width:100%;text-align:left;padding:16px 20px;background:transparent;color:var(--text);font-family:var(--font-body);font-size:14px;font-weight:600;border:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;transition:color .2s}.faq__icon{flex-shrink:0;width:20px;height:20px;position:relative}.faq__icon:before,.faq__icon:after{content:"";position:absolute;top:50%;left:50%;background:var(--gold);border-radius:1px;transition:transform .3s}.faq__icon:before{width:12px;height:2px;transform:translate(-50%,-50%)}.faq__icon:after{width:2px;height:12px;transform:translate(-50%,-50%)}.faq__item--open .faq__icon:after{transform:translate(-50%,-50%) rotate(90deg)}.faq__answer{max-height:0;overflow:hidden;transition:max-height .35s ease,padding .3s ease;padding:0 20px;color:var(--text-muted);font-size:14px;line-height:1.7}.faq__item--open .faq__answer{max-height:300px;padding:0 20px 18px}.contact{text-align:center;padding-top:20px}.contact p{font-size:14px;color:var(--text-muted);line-height:1.6;margin-bottom:12px}.contact__email{color:var(--gold);font-weight:700;text-decoration:none;font-size:15px;transition:color .2s}.contact__email:hover{color:var(--gold-light)}.quote{text-align:center;padding:48px 24px;position:relative;z-index:1}.quote p{font-style:italic;font-size:18px;color:var(--gold);line-height:1.6;margin-bottom:8px}.quote cite{font-size:14px;color:var(--text-muted);font-style:normal}.footer{text-align:center;padding:32px 24px;border-top:1px solid var(--border);font-size:13px;color:var(--text-muted)}.footer p{margin-bottom:8px}.footer__disclaimer{font-size:11px;color:var(--text-subtle);max-width:640px;margin:12px auto 0;line-height:1.5}.modal-overlay{position:fixed;inset:0;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;justify-content:center;align-items:center;padding:20px;z-index:9999;animation:fadeIn .2s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{background:var(--bg-raised);border:1px solid var(--border);color:var(--text);padding:32px;border-radius:var(--r-lg);max-width:520px;width:100%;position:relative;max-height:85vh;overflow-y:auto;animation:slideUp .3s ease-out;box-shadow:0 20px 60px #00000080}.modal--wide{max-width:640px}@keyframes slideUp{0%{opacity:0;transform:translateY(16px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.modal__close{position:absolute;top:12px;right:14px;font-size:24px;color:var(--text-muted);background:none;border:none;cursor:pointer;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:background .2s,color .2s}.modal__close:hover{background:#ffffff14;color:var(--text)}.modal__title{font-family:var(--font-heading);font-size:22px;font-weight:700;color:var(--gold);margin-bottom:20px;text-align:center}.modal__list{list-style:none;padding:0;margin:0}.modal__list li{padding:12px 0;font-size:15px;line-height:1.5;color:var(--text);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:8px}.modal__list li:last-child{border-bottom:none}.modal__text{font-size:14px;line-height:1.8;color:var(--text-muted);white-space:pre-line}.modal__text p{margin-bottom:12px}.modal__image{width:100%;border-radius:var(--r-sm);margin-bottom:20px}@media(max-width:768px){.hero{padding:80px 20px 56px}.hero__inner{grid-template-columns:1fr;text-align:center;gap:36px}.hero__content{align-items:center}.hero__desc{text-align:center;margin:0 auto}.hero__actions,.hero__downloads{justify-content:center}.hero__visual{order:-1}.hero__visual img{width:min(220px,50vw)}.hero__glow{width:220px;height:220px}.hero__handwritten{font-size:22px}.section{padding:48px 20px}.section__title{font-size:clamp(1.2rem,4vw,1.6rem);margin-bottom:24px}.features{grid-template-columns:repeat(3,1fr);gap:12px;max-width:400px}.feature-card{padding:18px 10px}.feature-card img{width:40px;height:40px}.feature-card span{font-size:12px}.chapter-grid{grid-template-columns:repeat(2,1fr);gap:10px}.chapter-card{padding:14px}.signals{grid-template-columns:1fr;text-align:center;padding:20px}.signals__icon{margin:0 auto;width:80px;height:80px}.signals__text{font-size:14px;text-align:left}.download-cta{flex-direction:column;align-items:center;gap:10px;padding:24px 20px}.download-cta .btn{width:100%;max-width:280px}.quote p{font-size:16px}.modal{padding:24px;border-radius:var(--r-md);margin:12px;max-height:80vh}.modal__title{font-size:20px}}@media(max-width:480px){.hero{padding:72px 16px 40px}.hero__title{font-size:1.5rem}.hero__desc{font-size:14px}.hero__visual img{width:min(180px,50vw)}.hero__actions{flex-direction:column;width:100%}.hero__actions .btn,.hero__downloads{width:100%}.hero__downloads .btn{flex:1}.section{padding:36px 16px}.section__title{font-size:1.15rem;margin-bottom:20px}.section__desc{font-size:13px;margin-bottom:24px}.features{grid-template-columns:repeat(2,1fr);max-width:320px;gap:10px}.feature-card{padding:16px 8px;gap:8px}.feature-card img{width:36px;height:36px}.feature-card span{font-size:11px}.chapter-grid{grid-template-columns:repeat(2,1fr);gap:8px}.chapter-card{padding:12px}.chapter-card__number{font-size:10px}.chapter-card__title{font-size:12px}.signals{padding:16px;border-radius:var(--r-md);gap:16px}.signals__text{font-size:13px;line-height:1.7}.faq__question{font-size:13px;padding:14px 16px}.faq__answer{font-size:13px}.faq__item--open .faq__answer{padding:0 16px 14px}.modal{padding:20px;margin:8px}.quote p{font-size:15px}.footer{padding:24px 16px;font-size:12px}.footer__disclaimer{font-size:10px}}.nav{display:flex;justify-content:space-between;align-items:center;padding:0 24px;height:56px;background:#080c10d9;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);color:var(--text);position:sticky;top:0;z-index:1200;border-bottom:1px solid var(--border)}.nav__brand{font-family:var(--font-heading);font-weight:700;font-size:1rem;letter-spacing:.5px;color:#fff;text-decoration:none;flex-shrink:0}.nav__toggle{display:none;background:transparent;border:1px solid var(--border);color:var(--text);border-radius:var(--r-sm);padding:6px 10px;font-size:16px;cursor:pointer;transition:border-color .2s}.nav__toggle:hover{border-color:var(--gold-border)}.nav__links{display:flex;gap:4px;align-items:center}.nav__links a{color:var(--text-muted);text-decoration:none;font-size:12px;font-weight:500;letter-spacing:.3px;padding:6px 10px;border-radius:var(--r-sm);transition:color .2s,background .2s;white-space:nowrap}.nav__links a:hover{color:var(--text);background:#ffffff0d}.nav__button{background:var(--gold);color:#0a0e12;border:none;padding:7px 16px;border-radius:var(--r-pill);cursor:pointer;text-decoration:none;font-size:12px;font-weight:600;letter-spacing:.3px;transition:transform .2s,box-shadow .2s;white-space:nowrap;margin-left:4px}.nav__button:hover{transform:translateY(-1px);box-shadow:0 4px 12px #c9a84c40}.nav__pill{display:inline-flex;align-items:center;padding:4px 10px;border-radius:var(--r-pill);font-size:10px;font-weight:600;letter-spacing:.3px;text-transform:uppercase;color:var(--gold-light);background:var(--gold-glow);border:1px solid var(--gold-border);white-space:nowrap}@media(max-width:900px){.nav{flex-wrap:wrap;height:auto;padding:12px 20px}.nav__links{display:none;width:100%;flex-direction:column;align-items:stretch;padding:12px 0 8px;gap:2px;border-top:1px solid var(--border);margin-top:12px}.nav__links.is-open{display:flex;animation:navSlide .2s ease-out}@keyframes navSlide{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.nav__links a{padding:10px 12px;font-size:13px}.nav__toggle{display:inline-flex;align-items:center;justify-content:center}.nav__pill{margin-top:4px;align-self:flex-start}.nav__button{margin-top:6px;margin-left:0;text-align:center;width:100%;padding:10px 16px}}.page{padding:32px 24px 64px;background:var(--bg-root);color:var(--text);min-height:calc(100vh - 56px)}.page-edu{background:linear-gradient(180deg,var(--bg-root) 0%,var(--bg-raised) 50%,var(--bg-root) 100%)}.section{max-width:1000px;margin:0 auto 32px}.section__head{display:grid;gap:6px;margin-bottom:28px}.section__head-row{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}.section__head h1,.section__head h2{font-family:var(--font-heading);font-size:clamp(1.5rem,3vw,2rem);font-weight:700;letter-spacing:-.01em}.section__head p{color:var(--text-muted);font-size:14px}.package-badge{display:inline-flex;align-items:center;padding:6px 14px;border-radius:var(--r-pill);font-size:11px;font-weight:600;letter-spacing:.3px;text-transform:uppercase;color:var(--gold-light);background:var(--gold-glow);border:1px solid var(--gold-border);white-space:nowrap}.edu-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}.edu-card{background:var(--bg-card);border-radius:var(--r-md);padding:20px;text-decoration:none;color:inherit;border:1px solid var(--border);transition:transform .2s,border-color .2s,box-shadow .2s,background .2s}.edu-card:hover{transform:translateY(-3px);border-color:var(--gold-border);box-shadow:0 8px 24px #0000004d;background:var(--bg-card-hover)}.edu-card__meta{font-size:11px;font-weight:600;color:var(--gold);letter-spacing:.5px;text-transform:uppercase;margin-bottom:8px}.edu-card h3{font-family:var(--font-heading);font-size:15px;font-weight:600;margin:0 0 6px;color:var(--text);line-height:1.4}.edu-card p{font-size:13px;color:var(--text-muted);margin:0;line-height:1.5}.edu-card.is-locked{opacity:.5;position:relative}.edu-card.is-locked:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(8,12,16,.4));border-radius:var(--r-md);pointer-events:none}.edu-card.is-locked>*{position:relative;z-index:1}.lock-badge{font-size:11px;color:var(--gold-dim);margin-top:6px;display:block}.edu-toast{background:var(--gold-glow);border:1px solid var(--gold-border);color:var(--gold-light);padding:10px 14px;border-radius:var(--r-sm);font-size:13px;margin-bottom:16px}.edu-error{background:#dc283c1a;border:1px solid rgba(220,40,60,.25);color:#ffa0b0;padding:10px 14px;border-radius:var(--r-sm);font-size:13px;margin-bottom:16px}.edu-empty{background:var(--bg-card);border-radius:var(--r-md);padding:24px;border:1px solid var(--border);color:var(--text-muted);text-align:center;font-size:14px}.skeleton-card{position:relative;overflow:hidden;min-height:110px;background:var(--bg-card)}.skeleton-card:after{content:"";position:absolute;inset:0;transform:translate(-100%);background:linear-gradient(90deg,transparent,rgba(255,255,255,.06),transparent);animation:shimmer 1.4s infinite}.edu-card.skeleton-card{border-radius:var(--r-md);border:1px solid var(--border)}@keyframes shimmer{to{transform:translate(100%)}}.edu-detail{min-height:200px}.entry-items{display:grid;gap:14px}.entry-item{background:var(--bg-card);border:1px solid var(--border);padding:18px;border-radius:var(--r-sm);color:var(--text)}.entry-item a{color:var(--gold);text-decoration:underline;word-break:break-all}.entry-item p{color:var(--text-muted);line-height:1.7;margin:0}.entry-image{width:100%;border-radius:var(--r-sm)}.homework{background:var(--bg-card);border:1px solid var(--border);padding:20px;border-radius:var(--r-sm);margin-top:24px;color:var(--text)}.homework h3{font-family:var(--font-heading);color:var(--gold);margin-top:0;margin-bottom:10px;font-size:16px}.homework p{color:var(--text-muted);line-height:1.7;margin:0}.homework.locked{background:var(--bg-card);border:1px dashed var(--gold-border);color:var(--gold-dim);text-align:center;font-size:14px;padding:20px}.video{position:relative;padding-top:56.25%;margin:16px 0;border-radius:var(--r-sm);overflow:hidden;background:#0000004d}.video iframe,.video video{position:absolute;top:0;left:0;width:100%;height:100%;border:0}.manual-block{background:var(--bg-card);border:1px solid var(--border);padding:24px;border-radius:var(--r-md);margin-bottom:20px}.manual-block h2{font-family:var(--font-heading);font-size:clamp(1.1rem,2.5vw,1.4rem);font-weight:600;margin-top:0;margin-bottom:8px;color:var(--text)}.manual-block p{color:var(--text-muted);font-size:14px;margin-bottom:12px}.auth{max-width:440px;margin:40px auto 0}.auth-card{background:var(--bg-raised);color:var(--text);padding:36px;border-radius:var(--r-lg);border:1px solid var(--border);box-shadow:0 16px 48px #0000004d}.auth__header{display:grid;gap:8px;margin-bottom:24px}.auth__header h1{font-family:var(--font-heading);font-size:1.5rem;font-weight:700}.auth__pill{display:inline-flex;width:fit-content;padding:5px 12px;border-radius:var(--r-pill);font-size:11px;font-weight:600;letter-spacing:.4px;color:var(--gold-light);background:var(--gold-glow);border:1px solid var(--gold-border)}.auth__subtitle{color:var(--text-muted);font-size:13px}.auth__form{display:grid;gap:14px}.auth__form label{font-size:12px;font-weight:500;color:var(--text);display:grid;gap:6px}.auth__form input{width:100%;padding:12px 14px;border-radius:var(--r-sm);border:1px solid var(--border);background:var(--bg-input);color:var(--text);font-size:14px;font-family:var(--font-body);transition:border-color .2s,box-shadow .2s}.auth__form input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px #c9a84c1f}.auth__divider{margin:18px 0;text-align:center;color:var(--text-subtle);font-size:12px;position:relative}.auth__divider:before,.auth__divider:after{content:"";position:absolute;top:50%;width:40%;height:1px;background:var(--border)}.auth__divider:before{left:0}.auth__divider:after{right:0}.auth__social{display:grid;gap:10px}.auth button{padding:12px 14px;border-radius:var(--r-sm);border:none;background:var(--gold);color:#0a0e12;font-weight:700;font-family:var(--font-body);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:14px;transition:transform .2s,box-shadow .2s}.auth button:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 16px #c9a84c40}.auth button:disabled{opacity:.6;cursor:not-allowed}.auth__social button{background:var(--bg-card);color:var(--text);border:1px solid var(--border)}.auth__social button:hover:not(:disabled){border-color:var(--border-hover);background:var(--bg-card-hover)}.auth__social button img{width:18px;height:18px}.apple-mark{font-size:18px;line-height:1}.error{color:#ff6b7a;font-size:13px}.toast{background:var(--gold-glow);border:1px solid var(--gold-border);color:var(--gold-light);padding:10px 14px;border-radius:var(--r-sm);font-size:13px;margin-bottom:16px}.spinner{width:14px;height:14px;border-radius:50%;border:2px solid rgba(8,12,16,.3);border-top-color:#0a0e12;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.page h1{font-family:var(--font-heading);font-size:clamp(1.4rem,3vw,1.8rem);font-weight:700;margin-bottom:20px;line-height:1.3;letter-spacing:-.01em}.page h2{font-family:var(--font-heading);font-size:clamp(1rem,2vw,1.3rem);font-weight:600;margin-top:28px;margin-bottom:12px}.page p{line-height:1.7;font-size:14px;margin-bottom:12px;color:var(--text-muted)}.page section{margin-bottom:8px}.page a{color:var(--gold);text-decoration:none;font-weight:600}.page a:hover{text-decoration:underline;color:var(--gold-light)}@media(max-width:768px){.page{padding:24px 16px 48px}.section__head-row{flex-direction:column;align-items:flex-start;gap:8px}.edu-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}.edu-card{padding:16px}.auth{margin:24px auto 0}.auth-card{padding:24px;border-radius:var(--r-md)}.manual-block{padding:18px}}@media(max-width:480px){.page{padding:20px 14px 40px}.nav{padding:10px 16px}.edu-grid{grid-template-columns:1fr;gap:10px}.section__head h1,.section__head h2{font-size:1.3rem}.section__head p{font-size:13px}.auth-card{padding:20px;border-radius:var(--r-sm)}.auth__form input{padding:10px 12px}.auth button{padding:11px 12px}.entry-item,.homework{padding:14px}.manual-block{padding:14px;border-radius:var(--r-sm)}}