:root{--bg-dark:#0B132B;--header-bg:#0B132B;--card-bg:#FFFFFF;--card-border:#E2E8F0;--accent-gold:#3B5BDB;--accent-gold-light:#6B85E8;--accent-gold-dark:#2B3F99;--text-white:#0F172A;--text-muted:#475569;--notice-bg:#EEF2FF;--notice-border:#3B5BDB;--whatsapp-color:#25d366;--youtube-color:#ff0000;--font-primary:var(--font-public-sans),-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;--font-serif:var(--font-source-serif),"Iowan Old Style",Georgia,serif;--transition-fast:0.25s ease;--transition-smooth:0.4s cubic-bezier(0.16,1,0.3,1);--shadow-gold:0 10px 30px rgba(59,91,219,0.18);--shadow-card:0 8px 24px rgba(15,23,42,0.08);--border-radius-sm:8px;--border-radius-md:14px;--border-radius-lg:22px;--bg:#F8FAFC;--surface:#FFFFFF;--ink:#0F172A;--ink-soft:#475569;--border-color:#E2E8F0;--border-strong:#CBD5E1;--color-navy:#0B132B;--color-indigo:#3B5BDB;--color-blue:#2563EB;--color-teal:#0F766E;--color-gold-legacy:#A9791F;--color-success:#15803D;--color-success-bg:#DCFCE7;--color-danger:#B91C1C;--color-danger-bg:#FEE2E2;--subject-physics:#2F5BD7;--subject-chemistry:#0F766E;--subject-compsci:#6D4FC4;--subject-math:#B45309;--subject-biology:#0369A1;--subject-parenting:#92400E;--sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:24px;--sp-6:32px;--sp-7:48px;--sp-8:64px;--sp-9:96px;--header-height:80px;--on-navy:#ffffff;--on-navy-muted:rgba(255,255,255,0.72)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{background-color:var(--bg);color:var(--text-white);font-family:var(--font-primary);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased}.about-content .section-title,.footer-logo,.hero-title,.logo,.notice-header h3,.section-title,h1,h2,h3,h4{font-family:var(--font-serif);font-weight:600}:focus-visible{outline:2px solid var(--color-indigo);outline-offset:2px}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1.5rem}.section-padding{padding:6rem 0}.text-center{text-align:center}.gold-text{color:var(--accent-gold)}.gold-gradient-text{background:linear-gradient(135deg,var(--color-navy) 0,var(--accent-gold) 55%,var(--accent-gold-light) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;display:inline-block}.section-header{margin-bottom:3.5rem}.section-header .badge{display:flex;width:fit-content;margin-left:auto;margin-right:auto}.section-title{font-size:2.5rem;font-weight:700;margin-bottom:1rem;position:relative;display:inline-block}.section-title:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translateX(-50%);width:60px;height:3px;background:var(--accent-gold);border-radius:2px}.section-subtitle{font-size:1.1rem;color:var(--text-muted);max-width:650px;margin:0 auto}a{text-decoration:none;color:inherit;transition:var(--transition-fast)}ul{list-style:none}img,video{max-width:100%;height:auto;display:block}.badge{gap:.5rem;padding:.4rem 1rem;background:rgba(59,91,219,.12);border:1px solid rgba(59,91,219,.4);border-radius:50px;color:var(--accent-gold);font-size:.825rem;letter-spacing:1px;margin-bottom:1.5rem;text-transform:uppercase}.badge,.btn{display:inline-flex;align-items:center;font-weight:600}.btn{justify-content:center;gap:.75rem;padding:1rem 2rem;font-size:1.05rem;border-radius:var(--border-radius-sm);cursor:pointer;transition:var(--transition-smooth);border:none}.btn-sm{padding:.6rem 1.25rem;font-size:.9rem}.btn-gold{background:linear-gradient(135deg,var(--accent-gold) 0,var(--accent-gold-dark) 100%);color:#ffffff;box-shadow:0 4px 15px rgba(59,91,219,.2)}.btn-gold:hover{transform:translateY(-3px);box-shadow:var(--shadow-gold);background:linear-gradient(135deg,var(--accent-gold-light) 0,var(--accent-gold) 100%)}.btn-secondary{background:rgba(15,23,42,.05);color:var(--text-white);border:1px solid rgba(15,23,42,.2);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.btn-secondary:hover{background:rgba(15,23,42,.12);border-color:rgba(15,23,42,.4);transform:translateY(-3px)}.btn-glow{position:relative;overflow:hidden}.btn-glow:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(255,255,255,.4) 0,transparent 60%);transform:rotate(45deg) translateY(-100%);transition:transform .75s ease}.btn-glow:hover:before{transform:rotate(45deg) translateY(100%)}.site-header{position:fixed;top:0;left:0;width:100%;z-index:1000;background-color:var(--color-navy);border-bottom:1px solid rgba(255,255,255,.08);transition:var(--transition-fast)}.site-header.scrolled{background-color:var(--header-bg);box-shadow:0 10px 30px rgba(11,19,43,.14)}.header-container{display:flex;align-items:center;justify-content:space-between;height:80px}.header-nav-group{display:flex;align-items:center;gap:1.75rem}.logo{font-size:1.6rem;color:var(--on-navy);font-weight:700;letter-spacing:-.5px}.nav-list{display:flex;align-items:center;gap:2.5rem}.nav-link{font-weight:500;color:var(--on-navy);position:relative}.nav-link:after{content:"";position:absolute;bottom:-5px;left:0;width:0;height:2px;background-color:var(--accent-gold);transition:var(--transition-fast)}.nav-link:hover{color:var(--accent-gold)}.nav-link:hover:after{width:100%}a.nav-link[href="/store"]{background:var(--color-indigo);color:#ffffff;padding:.5rem 1.1rem;border-radius:999px}a.nav-link[href="/store"]:hover{background:var(--accent-gold-dark);color:#ffffff}a.nav-link[href="/store"]:after{display:none}.mobile-toggle{display:none;background:none;border:none;color:var(--on-navy);font-size:1.5rem;cursor:pointer}.hero-section{padding-top:10rem;padding-bottom:6rem;position:relative;background:radial-gradient(circle at 80% 15%,rgba(59,91,219,.07) 0,transparent 50%),radial-gradient(circle at 15% 85%,rgba(15,118,110,.05) 0,transparent 50%)}.hero-container{display:grid;grid-template-columns:1.2fr .8fr;gap:4rem;align-items:center}.hero-title{font-size:3.25rem;font-weight:800;line-height:1.2;margin-bottom:1.25rem}.hero-subtitle{font-size:1.1rem;color:var(--text-muted);margin-bottom:2rem;line-height:1.7}.price-box{display:flex;align-items:center;flex-wrap:wrap;gap:.6rem 1rem;margin-bottom:2rem;background:rgba(59,91,219,.05);padding:.8rem 1.25rem;border-radius:var(--border-radius-sm);border:1px solid rgba(59,91,219,.2);width:fit-content;max-width:100%}.price-label{color:var(--text-muted);font-size:.95rem}.price-amount{font-size:2rem;font-weight:800;color:var(--accent-gold)}.price-original{color:var(--text-muted);font-size:1.1rem;font-weight:500}.price-discount{font-size:.8rem}.price-discount,.price-tag{background:rgba(59,91,219,.15);color:var(--accent-gold-dark);font-weight:600;padding:.25rem .6rem;border-radius:4px;text-transform:uppercase}.price-tag{font-size:.75rem}.hero-actions{display:flex;align-items:center;gap:1.25rem;flex-wrap:wrap}.hero-image-wrapper{position:relative;display:flex;justify-content:center}.book-card{position:relative;border-radius:var(--border-radius-md);transition:transform .5s cubic-bezier(.2,.8,.2,1)}.book-card:hover{transform:translateY(-10px) rotate(-1deg)}.book-glow{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:90%;height:90%;background:radial-gradient(circle,rgba(59,91,219,.35) 0,transparent 70%);filter:blur(40px);z-index:1}.book-cover{position:relative;z-index:2;max-width:380px;border-radius:var(--border-radius-md);box-shadow:0 20px 40px rgba(11,19,43,.16),0 0 0 1px rgba(59,91,219,.3)}.notice-section{padding:2rem 0 4rem}.notice-card{background:var(--notice-bg);border:1.5px solid var(--notice-border);border-radius:var(--border-radius-md);padding:2.25rem;position:relative;box-shadow:0 10px 30px rgba(59,91,219,.08);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.notice-header{gap:1rem;margin-bottom:1.25rem}.notice-header,.notice-icon{display:flex;align-items:center}.notice-icon{width:44px;height:44px;background:var(--accent-gold);color:#ffffff;border-radius:50%;justify-content:center;font-size:1.35rem;flex-shrink:0}.notice-header h3{font-size:1.4rem;color:var(--accent-gold);font-weight:700}.notice-body{display:flex;flex-direction:column;gap:1rem;font-size:1.05rem;color:var(--text-muted);line-height:1.7}.notice-body strong{color:var(--text-white)}.notice-footer-text{color:var(--accent-gold-dark);font-weight:500;display:flex;align-items:center;gap:.5rem;margin-top:.5rem}.video-section{background:linear-gradient(180deg,var(--bg-dark) 0,var(--header-bg) 100%)}.video-container{max-width:900px;margin:0 auto}.video-wrapper{position:relative;border-radius:var(--border-radius-lg);overflow:hidden;box-shadow:0 25px 50px -12px rgba(11,19,43,.18),0 0 0 1px rgba(59,91,219,.25);background:#000}.video-wrapper video{width:100%;display:block;aspect-ratio:16/9;object-fit:cover}.features-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:2rem;margin-bottom:4rem}.feature-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-md);padding:2rem;transition:var(--transition-smooth);position:relative;overflow:hidden}.feature-card:before{content:"";position:absolute;top:0;left:0;width:100%;height:3px;background:linear-gradient(90deg,transparent,var(--accent-gold),transparent);opacity:0;transition:var(--transition-fast)}.feature-card:hover{transform:translateY(-8px);border-color:rgba(59,91,219,.5);box-shadow:var(--shadow-card)}.feature-card:hover:before{opacity:1}.feature-icon{width:54px;height:54px;background:rgba(59,91,219,.1);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:var(--accent-gold);margin-bottom:1.25rem}.feature-card h3{font-size:1.2rem;font-weight:600;margin-bottom:.75rem;color:var(--text-white)}.feature-card p{color:var(--text-muted);font-size:.95rem;line-height:1.6}.feature-card-highlight{background:linear-gradient(135deg,rgba(59,91,219,.15) 0,var(--card-bg) 100%);border-color:var(--accent-gold)}.about-section{background:#EEF2FF}.about-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-lg);padding:3.5rem 3rem;box-shadow:var(--shadow-card)}.about-content .section-title{text-align:left;margin-bottom:1.5rem}.about-content .section-title:after{left:0;transform:none}.about-text{font-size:1.15rem;color:var(--text-muted);line-height:1.8;margin-bottom:2rem}.about-highlights{display:flex;flex-direction:column;gap:1rem}.highlight-item{display:flex;align-items:center;gap:1rem;font-size:1.05rem;font-weight:500}.highlight-item i{color:var(--accent-gold);font-size:1.2rem}.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;max-width:900px;margin:0 auto}.contact-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-md);padding:2.5rem;text-align:center;display:flex;flex-direction:column;align-items:center;transition:var(--transition-smooth)}.contact-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-card)}.whatsapp-card:hover{border-color:var(--whatsapp-color)}.youtube-card:hover{border-color:var(--youtube-color)}.contact-icon{width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2rem;margin-bottom:1.25rem}.whatsapp-card .contact-icon{background:rgba(37,211,102,.15);color:var(--whatsapp-color)}.youtube-card .contact-icon{background:rgba(255,0,0,.15);color:var(--youtube-color)}.contact-card h3{font-size:1.3rem;margin-bottom:.5rem}.contact-card p{color:var(--text-muted);font-size:.95rem;margin-bottom:1.5rem}.contact-link{font-weight:600;font-size:1.05rem;display:inline-flex;align-items:center;gap:.5rem}.whatsapp-card .contact-link{color:var(--whatsapp-color)}.youtube-card .contact-link{color:var(--youtube-color)}.site-footer{background:var(--bg-dark);padding:3rem 0;border-top:1px solid rgba(255,255,255,.08)}.footer-logo{font-size:1.8rem;color:var(--on-navy);font-weight:700;display:inline-block;margin-bottom:1rem}.copyright{color:var(--on-navy-muted);font-size:.9rem}.reveal{opacity:0;transform:translateY(30px);transition:opacity .8s ease,transform .8s ease}.reveal.active{opacity:1;transform:translateY(0)}@media (max-width:992px){.hero-container{grid-template-columns:1fr;text-align:center;gap:3rem}.hero-title{font-size:2.75rem}.price-box{margin:0 auto 2rem}.hero-actions{justify-content:center}.about-card{padding:2.5rem 2rem}.about-content .section-title{text-align:center}.about-content .section-title:after{left:50%;transform:translateX(-50%)}.d-none-mobile{display:none}}@media (max-width:768px){.mobile-toggle{display:block}.nav-menu{position:fixed;top:80px;left:0;width:100%;background-color:var(--header-bg);padding:2rem;border-bottom:1px solid var(--card-border);transform:translateY(-150%);transition:transform .4s ease;box-shadow:0 20px 30px rgba(11,19,43,.14)}.nav-menu.active{transform:translateY(0)}.nav-list{flex-direction:column;gap:1.5rem}.hero-title{font-size:2.25rem}.section-title{font-size:2rem}.features-grid{grid-template-columns:1fr}.notice-card{padding:1.5rem}.notice-header h3{font-size:1.2rem}}@media (max-width:480px){.hero-title{font-size:1.85rem}.hero-actions{flex-direction:column;width:100%}.btn{width:100%}.book-cover{max-width:280px}.contact-grid{grid-template-columns:1fr}}body{font-family:var(--font-public-sans),var(--font-primary)}.btn-gold{position:relative;overflow:hidden}.btn-ripple{position:absolute;width:120px;height:120px;margin-left:-60px;margin-top:-60px;border-radius:50%;background:rgba(15,23,42,.45);transform:scale(0);animation:btn-ripple .6s linear;pointer-events:none}@keyframes btn-ripple{to{transform:scale(2.5);opacity:0}}.about-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:3rem;align-items:center}.about-image{display:flex;justify-content:center}.about-image img{max-width:360px;border-radius:var(--border-radius-md);box-shadow:0 20px 40px rgba(11,19,43,.12),0 0 0 1px rgba(59,91,219,.25);object-fit:cover}.about-image img,.book-cover{width:100%;height:auto}.placeholder-page{padding:10rem 0 6rem;min-height:70vh}.placeholder-card{max-width:720px;margin:0 auto;text-align:center;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-lg);padding:3rem 2rem;box-shadow:var(--shadow-card)}.placeholder-card .section-title:after{left:50%;transform:translateX(-50%)}@media (max-width:992px){.about-grid{grid-template-columns:1fr;text-align:center}.about-highlights{align-items:center}.about-image{order:-1}}.nav-list{gap:1.25rem}.nav-link{font-size:.9rem;white-space:nowrap}.nav-link.active{color:var(--accent-gold)}.nav-link.active:after{width:100%}.nav-login-link{font-weight:600;font-size:.9rem;color:var(--on-navy);padding:.45rem .85rem;border:1px solid rgba(59,91,219,.35);border-radius:var(--border-radius-sm);transition:var(--transition-fast)}.nav-login-link.active,.nav-login-link:hover{color:var(--accent-gold);border-color:var(--accent-gold)}.header-cta-compact,.nav-item-mobile-only{display:none}.page-hero{padding-top:9rem;padding-bottom:3rem;background:radial-gradient(circle at 80% 20%,rgba(59,91,219,.08) 0,transparent 50%)}.page-hero-title{font-size:2.6rem;font-weight:800;line-height:1.25;margin-bottom:1rem}.page-hero-subtitle{font-size:1.08rem;color:var(--text-muted);max-width:680px;margin:0 auto;line-height:1.7}.page-section{padding-top:1rem}main>.page-section:first-child{padding-top:calc(var(--header-height) + 1.5rem)}.content-narrow{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:1.5rem}.info-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-md);padding:2rem}.info-card-title{font-size:1.25rem;font-weight:600;margin-bottom:.85rem;color:var(--text-white);display:flex;align-items:center;gap:.65rem}.info-card-title i{color:var(--accent-gold)}.info-card p{color:var(--text-muted);line-height:1.7;margin-bottom:.75rem}.info-card p:last-child{margin-bottom:0}.info-list{margin-top:.75rem;display:flex;flex-direction:column;gap:.55rem}.info-list li{color:var(--text-muted);padding-left:1.25rem;position:relative}.info-list li:before{content:"";position:absolute;left:0;top:.55rem;width:7px;height:7px;border-radius:50%;background:var(--accent-gold)}.info-actions{display:flex;flex-wrap:wrap;gap:.85rem;margin-top:1.25rem}.muted-note{color:var(--accent-gold-dark)!important;font-size:.95rem}.free-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.5rem;max-width:900px;margin:0 auto}.resource-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-md);padding:2rem}.resource-card-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:rgba(59,91,219,.1);color:var(--accent-gold);font-size:1.25rem;margin-bottom:1rem}.resource-card h2{font-size:1.2rem;margin:.85rem 0 .65rem}.resource-card p{color:var(--text-muted);font-size:.95rem;line-height:1.65}.library-footnote{text-align:center;margin-top:2.5rem;color:var(--text-muted)}.library-footnote a{color:var(--accent-gold);font-weight:600}.free-video-grid{display:flex;flex-wrap:nowrap;overflow-x:auto;overflow-y:hidden;scroll-snap-type:x mandatory;gap:1.25rem;padding-bottom:.75rem;-webkit-overflow-scrolling:touch;scrollbar-width:thin;scrollbar-color:rgba(59,91,219,.4) transparent}.free-video-grid::-webkit-scrollbar{height:8px}.free-video-grid::-webkit-scrollbar-thumb{background:rgba(59,91,219,.4);border-radius:999px}.free-video-grid::-webkit-scrollbar-track{background:transparent}.free-video-card{flex:0 0 min(84%,300px);scroll-snap-align:start;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-md);overflow:hidden}.free-video-frame{background:#000}.free-video-frame iframe{width:100%;display:block;aspect-ratio:16/9;border:0}.free-video-title{font-size:1.05rem;margin:1rem 1.25rem .35rem}.free-video-meta{color:var(--text-muted);font-size:.9rem;margin:0 1.25rem 1.25rem}.store-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,480px));justify-content:center;gap:2rem}.social-proof-banner{max-width:720px;margin:0 auto 2rem;padding:1rem 1.5rem;background:var(--color-danger-bg);border:1px solid rgba(185,28,28,.18);border-radius:var(--border-radius-md);text-align:center}.social-proof-banner-text{margin:0;line-height:1.5}.social-proof-banner-line{display:block;color:var(--ink);font-size:.98rem}.social-proof-banner-strong{display:block;margin-top:.25rem;color:var(--color-danger);font-size:1.05rem;font-weight:800;letter-spacing:.01em}@media (max-width:480px){.social-proof-banner{padding:.85rem 1.1rem}.social-proof-banner-line{font-size:.9rem}.social-proof-banner-strong{font-size:.95rem}}@media (min-width:993px){.store-grid .product-card{grid-template-columns:minmax(120px,.68fr) minmax(0,1fr)}}.store-grid .product-card-media{padding:.75rem;min-height:0}.store-grid .product-card-cover{width:100%;max-width:none;aspect-ratio:3/4;object-fit:cover}.store-grid .product-card-body{padding:1.5rem 1.5rem 1.65rem}.store-grid .product-card-title{font-size:1.15rem}.store-grid .product-card-actions,.store-grid .product-card-actions .btn{width:100%}.store-grid .product-card-actions .buy-soon-wrap{width:100%;align-items:stretch}.store-grid .product-card-actions>a.btn{background:rgba(15,23,42,.05);color:var(--text-white);border:1px solid rgba(15,23,42,.2);box-shadow:none}.store-grid .product-card-actions>a.btn:hover{background:rgba(15,23,42,.12);border-color:rgba(15,23,42,.4)}.product-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-lg);overflow:hidden;display:grid;grid-template-columns:minmax(140px,.85fr) minmax(0,1.15fr);align-items:stretch;box-shadow:var(--shadow-card)}.product-card-media{background:rgba(11,19,43,.06);padding:1.25rem;display:flex;align-items:center;justify-content:center;min-height:220px}.product-card-cover{width:100%;max-width:200px;height:auto;border-radius:var(--border-radius-sm);box-shadow:0 12px 28px rgba(11,19,43,.12);object-fit:contain}.product-card-body{padding:1.75rem 1.5rem;display:flex;flex-direction:column;align-items:flex-start;gap:.65rem;min-width:0}.product-card-category{font-size:.78rem;letter-spacing:.04em;text-transform:uppercase;color:var(--accent-gold);opacity:.9}.product-card-title{font-size:1.25rem;font-weight:700;line-height:1.35}.product-card-desc{color:var(--text-muted);font-size:.92rem;line-height:1.65;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}.product-card-meta{display:flex;align-items:center;flex-wrap:wrap;gap:.5rem;margin:.15rem 0 .35rem}.product-card-price{font-size:1.6rem;font-weight:800;color:var(--accent-gold)}.product-card-price-original{color:var(--text-muted);font-size:.95rem;font-weight:500}.product-card-discount{background:rgba(59,91,219,.15);color:var(--accent-gold-dark);font-size:.75rem;font-weight:600;padding:.2rem .5rem;border-radius:4px;text-transform:uppercase}.first-test-free-burst{position:relative;display:inline-flex;align-items:center;justify-content:center;width:108px;height:108px;flex-shrink:0;margin:.1rem;transform:rotate(-8deg)}.first-test-free-burst:after,.first-test-free-burst:before{content:"";position:absolute;inset:0;border-radius:30%;background:linear-gradient(145deg,#EF4444,var(--color-danger));box-shadow:0 12px 26px rgba(185,28,28,.4),inset 0 0 0 3px rgba(255,255,255,.55)}.first-test-free-burst:after{transform:rotate(45deg)}.first-test-free-burst-star{position:relative;z-index:1;display:block;font-size:1rem;line-height:1;color:#FFFFFF;margin-bottom:.15rem}.first-test-free-burst-text{position:relative;z-index:1;display:block;text-align:center;color:#FFFFFF;font-size:.8rem;font-weight:800;line-height:1.15;letter-spacing:.01em;text-transform:uppercase;text-shadow:0 1px 2px rgba(127,29,29,.4)}@media (max-width:480px){.first-test-free-burst{width:86px;height:86px}.first-test-free-burst-star{font-size:.85rem}.first-test-free-burst-text{font-size:.66rem}}.bundle-access-info{width:100%;margin:.15rem 0 .5rem;padding:.6rem .85rem;background:rgba(59,91,219,.07);border:1px solid rgba(59,91,219,.16);border-radius:var(--border-radius-sm);text-align:center}.bundle-access-info-line1{display:block;font-size:.82rem;font-weight:600;color:var(--ink);line-height:1.45}.bundle-access-info-line2{display:block;font-size:.78rem;color:var(--text-muted);margin-top:.15rem;line-height:1.45}.product-card-actions{display:flex;flex-direction:column;align-items:flex-start;gap:.65rem}.product-detail{padding-top:8.5rem}.breadcrumb{color:var(--text-muted);font-size:.9rem;margin-bottom:2rem}.breadcrumb a{color:var(--accent-gold)}.product-detail-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:3.5rem;align-items:center}.product-detail-title{font-size:2.35rem;font-weight:800;line-height:1.25;margin-bottom:1.25rem}.product-detail-desc{color:var(--text-muted);font-size:1.05rem;line-height:1.75;margin:1.25rem 0 1.5rem}.product-detail-media .book-cover{max-width:360px;margin:0 auto}.buy-soon-wrap{display:flex;flex-direction:column;align-items:flex-start;gap:.75rem}.buy-soon-wrap,.product-view-sample{margin-bottom:1rem}.buy-soon-message{color:var(--accent-gold-dark);font-weight:500;font-size:.95rem}.buy-error-message{color:var(--color-danger)}.buy-success-message{color:var(--color-success)}.footer-nav{margin:1.25rem 0 1rem}.footer-nav-list{display:flex;flex-wrap:wrap;justify-content:center;gap:.85rem 1.5rem}.footer-nav-list a{color:var(--on-navy-muted);font-size:.92rem;font-weight:500}.footer-nav-list a:hover{color:var(--accent-gold)}.footer-social{display:flex;justify-content:center;gap:1.25rem;margin-bottom:1.25rem}.footer-social-link{color:var(--on-navy-muted);font-size:.92rem;font-weight:500;display:inline-flex;align-items:center;gap:.4rem}.footer-social-link:hover,.notice-body a{color:var(--accent-gold)}.notice-body a{font-weight:600}.placeholder-actions{display:flex;flex-wrap:wrap;gap:.75rem;justify-content:center;margin-top:.5rem}@media (max-width:1100px){.nav-link{font-size:.8rem}.nav-list{gap:.85rem}}@media (max-width:992px){.product-card{grid-template-columns:1fr;text-align:center}.product-card-actions,.product-card-body{align-items:center}.store-grid .product-card-cover{max-width:220px;aspect-ratio:3/4;margin:0 auto}.product-detail-grid{grid-template-columns:1fr;gap:2.5rem;text-align:center}.buy-soon-wrap{align-items:center;width:100%}.product-detail-info .price-box{margin-left:auto;margin-right:auto}.free-grid{grid-template-columns:1fr}.page-hero-title{font-size:2.15rem}.store-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:768px){.store-grid{grid-template-columns:1fr}.nav-item-mobile-only{display:list-item}.nav-link{font-size:1rem;white-space:normal}.header-container{height:72px}:root{--header-height:72px}.header-cta{display:none}.header-cta-compact{display:inline-flex;align-items:center}}@media (max-width:400px){.header-cta-compact{padding:.4rem .6rem;font-size:.78rem}.page-hero{padding-top:7.5rem}.product-detail{padding-top:7rem}.product-detail-title{font-size:1.85rem}.info-actions{flex-direction:column}.info-actions .btn{width:100%}}.hero-admission-note{display:inline-flex;align-items:center;gap:.5rem;color:var(--accent-gold-dark);font-weight:600;font-size:.95rem;padding:.5rem 1.1rem;border:1px solid rgba(59,91,219,.35);border-radius:999px;margin-bottom:1.75rem}.flow-row{display:flex;flex-wrap:wrap;align-items:stretch;justify-content:center;gap:1rem}.flow-connector{display:flex;align-items:center;color:var(--accent-gold);font-size:1.1rem;opacity:.6}.cycle-step{flex:1 1 110px;max-width:165px;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-md);padding:1.25rem .9rem;text-align:center}.cycle-step-number{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:rgba(59,91,219,.12);color:var(--accent-gold);font-size:1.1rem;margin-bottom:.85rem}.cycle-step h3{font-size:1.02rem;margin-bottom:.4rem}.cycle-step p{color:var(--text-muted);font-size:.88rem;line-height:1.55}.year-stage{min-width:120px;text-align:center;padding:.5rem 0}.year-stage-index{display:block;font-size:.72rem;letter-spacing:.08em;color:var(--accent-gold);font-weight:700;margin-bottom:.35rem}.year-stage-label{font-weight:600;font-size:1rem}@media (max-width:992px){.flow-row{flex-direction:column;align-items:stretch}.cycle-step{max-width:none}.flow-connector{justify-content:center;transform:rotate(90deg);margin:-.35rem 0}}.home-featured-cover.mentor-photo{max-width:260px}.auth-page{padding:9rem 0 5rem;min-height:75vh}.auth-card{max-width:480px;margin:0 auto;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-lg);padding:2.5rem 2rem;box-shadow:var(--shadow-card)}.auth-title{font-size:2rem;font-weight:800;margin-bottom:.5rem}.auth-subtitle{color:var(--text-muted);margin-bottom:1.75rem;line-height:1.6}.auth-form{display:flex;flex-direction:column;gap:.35rem}.auth-label{font-size:.9rem;font-weight:600;color:var(--accent-gold-dark);margin-top:.65rem}.auth-input{width:100%;padding:.85rem 1rem;border-radius:var(--border-radius-sm);border:1px solid var(--border-strong);background:var(--surface);color:var(--text-white);font:inherit;outline:none;transition:var(--transition-fast)}.auth-input:focus{border-color:var(--accent-gold);box-shadow:0 0 0 3px rgba(59,91,219,.15)}.auth-submit{margin-top:1.35rem;width:100%}.auth-footer-text{margin-top:1.25rem;text-align:center;color:var(--text-muted);font-size:.95rem}.auth-footer-text a{color:var(--accent-gold);font-weight:600}.auth-error{background:rgba(255,80,80,.12);border:1px solid rgba(255,120,120,.35);color:var(--color-danger);border-radius:var(--border-radius-sm)}.auth-error,.auth-success{padding:.75rem .9rem;margin-bottom:.75rem;font-size:.92rem}.auth-success{background:rgba(52,211,153,.12);border:1px solid rgba(52,211,153,.35);color:var(--color-success);border-radius:var(--border-radius-sm);line-height:1.5}.verify-spam-warning{display:inline-block;color:var(--color-danger);font-weight:700;margin-top:.35rem}.auth-forgot-row{margin:.35rem 0 0;text-align:right}.auth-forgot-link{color:var(--accent-gold);font-size:.9rem;font-weight:600;text-decoration:none}.auth-forgot-link:hover{text-decoration:underline}.account-verify-panel{margin-top:1.25rem;padding:1rem;border-radius:var(--border-radius-sm);border:1px solid rgba(59,91,219,.35);background:rgba(59,91,219,.08)}.account-verify-panel p{color:var(--text-muted);font-size:.92rem;line-height:1.55;margin:0 0 .85rem}.account-verify-actions{display:flex;flex-wrap:wrap;gap:.65rem}.auth-banner{background:rgba(59,91,219,.1);border:1px solid rgba(59,91,219,.35);color:var(--accent-gold-dark);border-radius:var(--border-radius-sm);padding:.75rem .9rem;margin-bottom:.75rem;font-size:.9rem;line-height:1.5}.auth-intro-banner,.auth-loading{text-align:center}.auth-loading{color:var(--text-muted);padding:1rem 0}.account-layout{display:grid;gap:1.5rem;max-width:720px;margin:0 auto}.account-card{max-width:none}.account-email-label{color:var(--text-muted);font-size:.9rem;margin-top:1rem}.account-email{font-size:1.05rem;font-weight:600;margin-bottom:1.25rem}.account-logout{width:auto}.account-section-title{font-size:1.35rem;font-weight:700;margin-bottom:.85rem}.account-empty-title{font-weight:600;margin-bottom:.5rem}.account-empty-text{color:var(--text-muted);margin-bottom:1.25rem}.account-error{color:var(--color-danger);margin-bottom:1rem;font-size:.95rem}.account-purchase-list{list-style:none;display:flex;flex-direction:column;gap:.85rem;margin:0;padding:0}.account-purchase-item{display:flex;justify-content:space-between;gap:1rem;align-items:flex-start;padding:.9rem 0;border-top:1px solid rgba(15,23,42,.08)}.account-purchase-list li:first-child .account-purchase-item{border-top:none;padding-top:.25rem}.account-purchase-title{font-size:1.02rem;font-weight:600;margin-bottom:.35rem;line-height:1.35}.account-purchase-meta{color:var(--text-muted);font-size:.88rem;margin-bottom:.2rem}.account-purchase-link{color:var(--accent-gold-dark);font-size:.88rem;font-weight:500;white-space:nowrap}.account-purchase-link:hover{color:var(--accent-gold)}.account-purchase-actions{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:.85rem}.library-page{min-height:100vh;background:var(--bg-dark);display:flex;flex-direction:column}.library-toolbar{border-bottom:1px solid rgba(59,91,219,.2);background:rgba(13,29,49,.96);position:sticky;top:0;z-index:20}.library-toolbar-inner{max-width:1200px;margin:0 auto;padding:.85rem 1.25rem;display:flex;align-items:center;gap:1rem;flex-wrap:wrap}.library-back{color:var(--text-muted);font-size:.9rem}.library-back:hover{color:var(--accent-gold-dark)}.library-title{flex:1 1;font-size:1.05rem;font-weight:600;min-width:12rem}.library-body{flex:1 1;display:flex;flex-direction:column;min-height:0}.library-frame{flex:1 1;width:100%;border:none;min-height:calc(100vh - 72px);background:#111}.library-denied,.library-status{max-width:520px;margin:4rem auto;text-align:center;padding:0 1.25rem}.library-denied h2{margin-bottom:.75rem}.library-denied p{color:var(--text-muted);margin-bottom:1.25rem}.library-denied-actions{display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap}.library-mobile-open{max-width:520px;margin:4rem auto;text-align:center;padding:0 1.25rem}.library-mobile-open h2{margin-bottom:.75rem}.library-mobile-open p{color:var(--text-muted);margin-bottom:1.25rem;line-height:1.55}.header-account-actions{display:flex;align-items:center;gap:.75rem}.nav-logout-link{background:transparent;border:none;color:var(--on-navy-muted);font:inherit;font-size:.9rem;font-weight:600;cursor:pointer;padding:.25rem .15rem}.nav-logout-link:hover{color:var(--accent-gold)}.nav-logout-mobile{display:block;margin-top:.85rem;width:100%;text-align:left;background:transparent;border:1px solid rgba(59,91,219,.3);color:var(--on-navy);border-radius:var(--border-radius-sm);padding:.7rem 1rem;font:inherit;font-weight:600;cursor:pointer}.nav-logout-mobile:hover{border-color:var(--accent-gold);color:var(--accent-gold)}@media (max-width:768px){.auth-page{padding-top:7.5rem}.auth-card{padding:2rem 1.35rem}.auth-title{font-size:1.7rem}}.store-status{max-width:640px;margin:0 auto;text-align:center;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-md);padding:2rem 1.5rem;color:var(--text-muted)}.store-status-error{border-color:rgba(255,120,120,.35);color:var(--color-danger)}.store-breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:.4rem;color:var(--text-muted);font-size:.88rem;margin-bottom:1.5rem}.store-breadcrumb b{color:var(--text-white)}.store-breadcrumb-item{display:inline-flex;align-items:center;gap:.4rem}.store-breadcrumb a{color:var(--accent-gold);font-weight:500}.store-breadcrumb a:hover{text-decoration:underline}.store-breadcrumb-sep{opacity:.5}.store-tile-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1.25rem}.store-tile{display:flex;flex-direction:column;align-items:center;gap:.6rem;padding:1.75rem 1.5rem;background:radial-gradient(circle at 116% -16%,color-mix(in srgb,var(--tile-accent,var(--color-indigo)) 10%,transparent) 0,transparent 60%),var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-card);transition:transform var(--transition-fast),border-color var(--transition-fast);text-align:center}.store-tile:hover{transform:translateY(-4px);border-color:var(--tile-accent,var(--accent-gold))}.store-tile-icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:#ffffff;background:var(--tile-accent,linear-gradient(135deg,var(--color-indigo),var(--color-teal)))}.store-tile-icon-image{object-fit:cover;background:var(--bg)}.store-tile-title{font-size:1.15rem;font-weight:700}.store-tile-meta{color:var(--text-muted);font-size:.88rem}@media (max-width:480px){.store-tile-grid{grid-template-columns:1fr}}.hero-intro{position:relative;padding-top:calc(var(--header-height) + 3rem);padding-bottom:1.5rem;overflow:hidden;background:radial-gradient(circle at 80% 15%,rgba(59,91,219,.08) 0,transparent 50%),radial-gradient(circle at 15% 85%,rgba(15,118,110,.06) 0,transparent 50%)}.hero-intro:before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle,rgba(59,91,219,.14) 1.5px,transparent 0);background-size:26px 26px;-webkit-mask-image:radial-gradient(ellipse 65% 55% at 50% 20%,black 25%,transparent 75%);mask-image:radial-gradient(ellipse 65% 55% at 50% 20%,black 25%,transparent 75%);pointer-events:none}.hero-intro>.container{position:relative}.hero-intro-eyebrow{margin-bottom:1.25rem}.hero-intro-heading{font-family:var(--font-serif);font-size:clamp(1.9rem,4.4vw,3rem);font-weight:700;line-height:1.2;max-width:780px;margin:0 auto .9rem}.hero-intro-subheading{font-size:clamp(1rem,1.6vw,1.2rem);color:var(--text-muted);max-width:620px;margin:0 auto 1.75rem;line-height:1.6}.hero-intro-steps{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:.5rem .6rem;font-size:.9rem;font-weight:600;color:var(--color-indigo);max-width:640px;margin:0 auto}.hero-intro-steps span{display:inline-flex;align-items:center;gap:.6rem;white-space:nowrap}.hero-intro-steps-arrow{font-size:.7rem;color:var(--border-strong)}@media (max-width:640px){.hero-intro-steps{font-size:.82rem;gap:.4rem .4rem}.hero-intro-steps span{gap:.4rem}}.board-hero{position:relative;padding:2rem 0 6rem;overflow:hidden;background:radial-gradient(circle at 80% 15%,rgba(59,91,219,.07) 0,transparent 50%),radial-gradient(circle at 15% 85%,rgba(15,118,110,.05) 0,transparent 50%)}.board-hero-subheading{color:var(--text-muted);font-size:1.05rem;max-width:520px;margin:.75rem auto 2.25rem;line-height:1.6}.trust-strip{padding:1.25rem 0 2rem}.trust-seal{gap:1rem;max-width:560px;margin:0 auto;padding:1.1rem 1.75rem;background:var(--surface);border:1px solid var(--border-color);border-radius:var(--border-radius-md);box-shadow:var(--shadow-card)}.trust-seal,.trust-seal-icon{display:flex;align-items:center;justify-content:center}.trust-seal-icon{flex-shrink:0;width:48px;height:48px;border-radius:var(--border-radius-sm);background:rgba(59,91,219,.1);color:var(--color-indigo);font-size:1.35rem}.trust-seal-text{display:flex;align-items:baseline;flex-wrap:wrap;column-gap:.4rem;row-gap:.1rem;text-align:left}.trust-seal-eyebrow{font-size:.75rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);width:100%}.trust-seal-number{font-size:1.5rem;font-weight:800;color:var(--color-indigo);line-height:1.1}.trust-seal-label{font-size:.95rem;font-weight:600;letter-spacing:.02em;text-transform:uppercase;color:var(--ink)}@media (max-width:480px){.trust-seal{flex-direction:column;text-align:center;padding:1.25rem;gap:.6rem}.trust-seal-text{justify-content:center}.trust-seal-eyebrow,.trust-seal-text{text-align:center}}.board-hero:before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle,rgba(59,91,219,.14) 1.5px,transparent 0);background-size:26px 26px;-webkit-mask-image:radial-gradient(ellipse 65% 55% at 50% 35%,black 25%,transparent 75%);mask-image:radial-gradient(ellipse 65% 55% at 50% 35%,black 25%,transparent 75%);pointer-events:none}.board-hero>.container{position:relative}.zone-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.5rem;max-width:780px;margin:0 auto}.zone-card{position:relative;display:flex;flex-direction:column;align-items:center;gap:.6rem;padding:2.75rem 1.75rem 2.5rem;border-radius:var(--border-radius-lg);text-align:center;overflow:hidden;color:#ffffff;background:linear-gradient(150deg,var(--zone-accent) 0,var(--zone-accent-2) 100%);box-shadow:0 18px 40px -12px var(--zone-shadow),0 4px 14px rgba(15,23,42,.08);transition:transform var(--transition-smooth),box-shadow var(--transition-smooth)}.zone-card:focus-visible,.zone-card:hover{transform:translateY(-8px) scale(1.015);box-shadow:0 28px 55px -14px var(--zone-shadow),0 8px 20px rgba(15,23,42,.12)}.zone-card:before{content:"";position:absolute;top:-35%;right:-25%;width:65%;height:65%;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.32) 0,transparent 70%);pointer-events:none;transition:transform var(--transition-smooth)}.zone-card:hover:before{transform:scale(1.15) translate(-4%,4%)}.zone-card-motif{position:absolute;top:-1.5rem;right:-1.25rem;font-size:8rem;line-height:1;color:#ffffff;opacity:.1;transform:rotate(-10deg);transition:transform var(--transition-smooth),opacity var(--transition-smooth);pointer-events:none}.zone-card:hover .zone-card-motif{opacity:.16;transform:rotate(-6deg) scale(1.06)}.zone-card-shine{position:absolute;inset:0;overflow:hidden;pointer-events:none}.zone-card-shine:after{content:"";position:absolute;top:-60%;left:-60%;width:40%;height:220%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.28),transparent);transform:translateX(-120%) rotate(8deg);transition:transform .85s ease}.zone-card:hover .zone-card-shine:after{transform:translateX(320%) rotate(8deg)}.zone-card-icon{position:relative;width:62px;height:62px;border-radius:var(--border-radius-md);display:flex;align-items:center;justify-content:center;font-size:1.6rem;color:#ffffff;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.32);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);box-shadow:0 10px 22px -10px rgba(0,0,0,.35)}.zone-card-icse{--zone-accent:var(--color-indigo);--zone-accent-2:var(--subject-compsci);--zone-shadow:rgba(59,91,219,0.45)}.zone-card-cbse{--zone-accent:var(--color-teal);--zone-accent-2:var(--color-blue);--zone-shadow:rgba(15,118,110,0.4)}.zone-card-title{position:relative;font-family:var(--font-serif);font-size:1.4rem;font-weight:700;letter-spacing:.5px}.zone-card-tagline{position:relative;font-size:.92rem;color:rgba(255,255,255,.85);max-width:220px;line-height:1.45;margin-top:-.15rem}.zone-card-cta{position:relative;margin-top:.4rem;font-weight:600;font-size:.9rem;color:#ffffff;display:inline-flex;align-items:center;gap:.4rem;transition:gap var(--transition-fast)}.zone-card:hover .zone-card-cta{gap:.65rem}@media (prefers-reduced-motion:reduce){.zone-card,.zone-card-cta,.zone-card-motif,.zone-card:before{transition:none}.zone-card:hover{transform:none}.zone-card-shine:after{display:none}}@media (max-width:640px){.zone-cards{grid-template-columns:1fr;max-width:380px}.zone-card{padding:2.1rem 1.5rem 2rem}}.store-taxonomy-section{margin-bottom:1.5rem}.store-taxonomy-label{font-size:.8rem;font-weight:600;letter-spacing:.5px;text-transform:uppercase;color:var(--text-muted);margin-bottom:.6rem}.store-tabs{display:flex;gap:.6rem;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:.35rem;scrollbar-width:thin}.store-tab{flex:0 0 auto;white-space:nowrap;padding:.55rem 1.15rem;border-radius:999px;border:1px solid var(--card-border);background:transparent;color:var(--text-muted);font-size:.92rem;font-weight:600;cursor:pointer;transition:var(--transition-fast)}.store-tab:hover{border-color:var(--accent-gold);color:var(--text-white)}.store-tab.is-active{background:linear-gradient(135deg,var(--accent-gold) 0,var(--accent-gold-dark) 100%);border-color:var(--accent-gold);color:#ffffff}.store-grid .product-card.series-store-card{grid-template-columns:1fr}.series-store-card .product-card-body{padding:1.5rem;align-items:center;text-align:center}.series-store-card .product-card-meta{justify-content:center}.series-store-card .product-card-actions{align-items:center;margin-top:auto}@media (min-width:993px){.store-grid.bundle-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}.cart-icon-link{position:relative;display:inline-flex;align-items:center;justify-content:center;width:2.35rem;height:2.35rem;font-size:1.15rem;color:var(--on-navy);flex-shrink:0;margin-left:.5rem}.cart-icon-link:hover{color:var(--accent-gold)}.cart-icon-badge{position:absolute;top:-2px;right:-4px;background:var(--accent-gold);color:#ffffff;font-size:.65rem;font-weight:700;min-width:1.15rem;height:1.15rem;line-height:1;border-radius:999px;display:flex;padding:0 .25rem}.cart-icon-badge,.cart-owned-badge{align-items:center;justify-content:center}.cart-owned-badge{display:inline-flex;font-size:.85rem;font-weight:600;color:var(--text-muted);padding:.5rem .9rem;border:1px solid var(--card-border);border-radius:var(--border-radius-sm)}.cart-page-title{margin-bottom:1.5rem}.cart-items{display:flex;flex-direction:column;gap:1rem;max-width:760px;margin:0 auto 1.5rem}.cart-item-row{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-md);padding:1.25rem 1.5rem;flex-wrap:wrap}.cart-item-unavailable{opacity:.75}.cart-item-title{font-size:1.05rem;font-weight:600;margin:.35rem 0}.cart-item-title a{color:var(--text-white)}.cart-item-title a:hover{color:var(--accent-gold)}.cart-summary{max-width:760px;margin:0 auto 1.5rem;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-md);padding:1.25rem 1.5rem}.cart-summary-row{display:flex;justify-content:space-between;font-size:1.1rem;font-weight:700}.cart-summary-note{margin-top:.5rem;font-size:.85rem}.cart-actions{max-width:760px;margin:0 auto;display:flex;justify-content:center}.cart-empty{max-width:480px}@media (max-width:480px){.cart-item-row{flex-direction:column;align-items:stretch}}.cart-checkout{max-width:760px;margin:0 auto 1.5rem;display:flex;flex-direction:column;align-items:center;gap:.75rem}.cart-checkout-error,.cart-checkout-partial,.cart-checkout-review,.cart-checkout-success{width:100%;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-md);padding:1.25rem 1.5rem;display:flex;flex-direction:column;gap:1rem}.cart-checkout-error,.cart-checkout-partial,.cart-checkout-success{text-align:center;align-items:center}.cart-checkout-heading{font-weight:700;margin:0}.cart-checkout-payable ul,.cart-checkout-pending-list,.cart-checkout-skipped ul{list-style:none;padding:0;margin:.5rem 0 0;display:flex;flex-direction:column;gap:.4rem}.cart-checkout-payable li{display:flex;justify-content:space-between;gap:1rem}.cart-checkout-total{border-top:1px solid var(--card-border);padding-top:.75rem}.home-hero .hero-title{font-size:3.1rem}.home-portrait-card{position:relative;display:flex;justify-content:center}.home-portrait{position:relative;z-index:2;width:100%;max-width:360px;height:auto;border-radius:var(--border-radius-md);box-shadow:0 20px 40px rgba(11,19,43,.15),0 0 0 1px rgba(59,91,219,.28);object-fit:cover}.about-text-secondary{margin-top:-.5rem}.home-platform-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.5rem}.home-platform-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-md);padding:2rem 1.5rem;transition:var(--transition-smooth);display:flex;flex-direction:column;min-height:100%}.home-platform-card:hover{transform:translateY(-6px);border-color:rgba(59,91,219,.5);box-shadow:var(--shadow-card)}.home-platform-card h3{font-size:1.2rem;margin-bottom:.75rem}.home-platform-card p{color:var(--text-muted);font-size:.95rem;line-height:1.65;flex:1 1}.home-card-link{margin-top:1.25rem;color:var(--accent-gold);font-weight:600;font-size:.95rem;display:inline-flex;align-items:center;gap:.45rem}.home-teaser-section{padding-top:2rem;padding-bottom:2rem}.home-teaser-alt{padding-top:0}.home-teaser-card{max-width:820px;margin:0 auto;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-lg);padding:2.5rem 2rem;text-align:center}.home-teaser-card .section-title{margin-bottom:1rem}.home-teaser-card .section-title:after{left:50%;transform:translateX(-50%)}.home-teaser-card p{color:var(--text-muted);line-height:1.7;max-width:620px;margin:0 auto 1.5rem}.home-teaser-actions{display:flex;flex-wrap:wrap;gap:.85rem;justify-content:center}.home-featured-section{background:linear-gradient(180deg,var(--bg-dark) 0,var(--header-bg) 100%)}.home-featured-section .section-subtitle,.home-featured-section .section-title{color:var(--on-navy)}.home-featured-section .section-subtitle{color:var(--on-navy-muted)}.home-featured-card{max-width:860px;margin:0 auto 3rem;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-lg);overflow:hidden;display:grid;grid-template-columns:.75fr 1.25fr;box-shadow:var(--shadow-card)}.home-featured-media{background:rgba(11,19,43,.06);padding:1.5rem;display:flex;align-items:center;justify-content:center}.home-featured-cover{width:100%;max-width:200px;height:auto;border-radius:var(--border-radius-sm);box-shadow:0 12px 28px rgba(11,19,43,.12)}.home-featured-body{padding:2rem 1.75rem;display:flex;flex-direction:column;align-items:flex-start;gap:.75rem}.home-featured-body h3{font-size:1.4rem;font-weight:700}.home-featured-body p{color:var(--text-muted);line-height:1.65;font-size:.98rem}.home-featured-actions{margin-top:.5rem}.home-video-wrap{max-width:460px;width:100%;margin:2rem auto 0;padding-inline:0}.home-preview-video-card{width:100%;max-width:460px;margin:0 auto;border-radius:var(--border-radius-lg);overflow:hidden;box-shadow:0 18px 40px -14px rgba(11,19,43,.16),0 0 0 1px rgba(59,91,219,.28);background:#000}.home-preview-video-card video{display:block;width:100%;height:auto;aspect-ratio:1/1;object-fit:contain;background:#000}.home-video-title{font-size:1.45rem;font-weight:700;margin-bottom:.5rem}@media (max-width:992px){.home-featured-card,.home-platform-grid{grid-template-columns:1fr}.home-featured-card{text-align:center}.home-featured-body{align-items:center}.home-hero .hero-title{font-size:2.5rem}}@media (max-width:768px){.home-hero .hero-title{font-size:2.1rem}.home-portrait{max-width:280px}.home-teaser-actions{flex-direction:column}.home-teaser-actions .btn{width:100%}}.home-approach{padding-top:4.5rem;padding-bottom:4.5rem}.home-approach-inner{max-width:1040px;margin:0 auto}.home-about-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:3rem;align-items:center}.home-about-text .badge{margin-bottom:1.25rem}.home-approach-heading{font-size:clamp(1.65rem,3.2vw,2.35rem);font-weight:700;line-height:1.3;letter-spacing:-.02em;margin:0 0 1.1rem;color:var(--text-white)}.home-approach-text{color:var(--text-muted);font-size:1.05rem;line-height:1.75;font-weight:400}@media (max-width:800px){.home-about-grid{grid-template-columns:1fr;text-align:center}.home-about-text .badge{margin-left:auto;margin-right:auto}.home-about-grid .home-portrait-card{order:-1;max-width:260px;margin:0 auto}}.home-find-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.5rem;max-width:960px;margin:0 auto}.home-find-item{text-align:center;padding:1.5rem 1.25rem}.home-find-icon{width:48px;height:48px;margin:0 auto .85rem;border-radius:var(--border-radius-md);display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:var(--accent-gold);background:rgba(59,91,219,.1)}.home-find-item h3{font-size:1.05rem;font-weight:700;margin-bottom:.35rem}.home-find-item p{color:var(--text-muted);font-size:.92rem;line-height:1.55}@media (max-width:640px){.home-find-grid{grid-template-columns:1fr}}.contact-card p,.hero-subtitle,.home-featured-body p,.home-platform-card p,.section-subtitle{font-weight:400}.home-video-caption{text-align:center;color:var(--text-muted);font-size:.95rem;margin-bottom:1rem}.home-featured-section{padding-top:3.5rem;padding-bottom:3.5rem}@media (max-width:992px){.home-pillars-grid{grid-template-columns:1fr;max-width:520px;margin-left:auto;margin-right:auto;margin-bottom:2.25rem}.home-approach-heading{max-width:22ch}}@media (max-width:768px){.home-approach{padding-top:3.5rem;padding-bottom:3.5rem}.home-approach-header{margin-bottom:2.25rem}.home-approach-text{font-size:.98rem}.home-approach-closing{font-size:1rem}}.home-section-cta{display:flex;justify-content:center;flex-wrap:wrap;gap:1rem;margin-top:2.5rem}.home-store-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;max-width:1100px;margin:0 auto}.home-preview-list{max-width:760px;margin:0 auto}.home-video-preview-grid{display:flex;flex-wrap:nowrap;overflow-x:auto;overflow-y:hidden;scroll-snap-type:x mandatory;gap:1.25rem;max-width:1100px;margin:0 auto;padding-bottom:.75rem;-webkit-overflow-scrolling:touch;scrollbar-width:thin;scrollbar-color:rgba(59,91,219,.4) transparent}.home-video-preview-grid::-webkit-scrollbar{height:8px}.home-video-preview-grid::-webkit-scrollbar-thumb{background:rgba(59,91,219,.4);border-radius:999px}.home-video-preview-grid::-webkit-scrollbar-track{background:transparent}.home-video-preview-card{flex:0 0 min(78%,240px);scroll-snap-align:start;display:block;color:inherit;text-decoration:none}.home-video-preview-thumb{position:relative;display:block;border-radius:var(--border-radius-md);overflow:hidden;border:1px solid var(--card-border);background:#000;aspect-ratio:16/9}.home-video-preview-thumb img{width:100%;height:100%;display:block;object-fit:cover;transition:var(--transition-smooth)}.home-video-preview-card:hover .home-video-preview-thumb img{transform:scale(1.05)}.home-video-preview-play{position:absolute;inset:0;background:rgba(8,20,35,.25)}.home-video-preview-play,.home-video-preview-play i{display:flex;align-items:center;justify-content:center}.home-video-preview-play i{width:44px;height:44px;border-radius:50%;background:rgba(59,91,219,.9);color:#ffffff;font-size:.95rem}.home-video-preview-title{display:block;margin-top:.75rem;font-size:.95rem;font-weight:600;color:var(--text-white);line-height:1.4}.home-final-contact-grid{margin-top:2.5rem}@media (max-width:768px){.home-store-grid{grid-template-columns:1fr}}.admin-app{min-height:100vh;background:radial-gradient(ellipse at top,rgba(59,91,219,.08),transparent 45%),var(--bg-dark)}.admin-topbar{border-bottom:1px solid rgba(255,255,255,.1);background:var(--color-navy);position:sticky;top:0;z-index:40}.admin-topbar-inner{max-width:1180px;margin:0 auto;padding:.9rem 1.25rem;display:flex;align-items:center;gap:1rem;flex-wrap:wrap}.admin-brand-link{display:flex;flex-direction:column;gap:.1rem}.admin-brand-name{font-weight:700;font-size:1.15rem;color:var(--on-navy)}.admin-brand-meta{color:var(--accent-gold-light);font-size:.75rem;letter-spacing:.08em;text-transform:uppercase}.admin-nav{display:flex;gap:.75rem;flex:1 1;flex-wrap:wrap}.admin-nav-link{color:var(--on-navy-muted);font-size:.92rem;font-weight:500;padding:.35rem .55rem;border-radius:6px}.admin-nav-link.active,.admin-nav-link:hover{color:var(--on-navy);background:rgba(255,255,255,.08)}.admin-user{display:flex;align-items:center;gap:.75rem}.admin-user-email{color:var(--on-navy-muted);font-size:.85rem}.admin-logout{background:transparent;border:1px solid rgba(255,255,255,.2);color:var(--on-navy);border-radius:6px;padding:.35rem .7rem;cursor:pointer;font:inherit;font-size:.85rem}.admin-logout:hover{border-color:var(--accent-gold-light)}.admin-main{max-width:1180px;margin:0 auto;padding:2rem 1.25rem 3.5rem}.admin-page-header{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;margin-bottom:1.75rem;flex-wrap:wrap}.admin-kicker{color:var(--accent-gold);font-size:.78rem;letter-spacing:.12em;font-weight:600;margin-bottom:.4rem}.admin-page h1{font-size:clamp(1.6rem,3vw,2rem);margin-bottom:.4rem}.admin-lede{color:var(--text-muted);max-width:42rem;font-size:.98rem}.admin-state{min-height:70vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:2rem 1.25rem;gap:.75rem}.admin-state h1{font-size:1.75rem}.admin-state p{color:var(--text-muted);max-width:34rem}.admin-state-actions{display:flex;gap:.75rem;flex-wrap:wrap;justify-content:center;margin-top:.5rem}.admin-hint{margin-top:1rem;font-size:.88rem;color:#94a3b8}.admin-hint code{color:var(--accent-gold-dark);font-size:.84rem}.admin-form{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-md);padding:1.5rem;max-width:760px}.admin-label{display:block;margin:.85rem 0 .4rem;font-size:.9rem;font-weight:500;color:var(--text-muted)}.admin-file,.admin-input,.admin-textarea{width:100%;background:var(--surface);border:1px solid var(--border-strong);border-radius:8px;color:var(--text-white);padding:.7rem .85rem;font:inherit}.admin-textarea{resize:vertical;min-height:96px}.admin-input:focus,.admin-textarea:focus{outline:none;border-color:rgba(59,91,219,.55)}.admin-form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.admin-price-wrap{display:flex;align-items:center;gap:.5rem}.admin-price-wrap span{color:var(--accent-gold);font-weight:600}.admin-file-note{margin-top:.4rem;color:var(--text-muted);font-size:.82rem}.admin-delivery-note{margin-top:1.25rem;padding:1rem 1.1rem;border:1px solid rgba(59,91,219,.28);border-radius:8px;background:rgba(59,91,219,.06)}.admin-delivery-note strong{display:block;color:var(--accent-gold-dark);margin-bottom:.45rem;font-size:.92rem}.admin-delivery-note p{color:var(--text-muted);font-size:.88rem;line-height:1.55;margin-bottom:.45rem}.admin-delivery-note p:last-child{margin-bottom:0}.admin-delivery-note code{color:var(--accent-gold-dark);font-size:.84rem}.admin-status{margin-top:1.25rem;border:1px solid rgba(59,91,219,.2);border-radius:8px;padding:.9rem 1rem}.admin-status legend{padding:0 .35rem;color:var(--accent-gold-dark);font-size:.85rem}.admin-radio{display:inline-flex;align-items:center;gap:.4rem;margin-right:1.25rem;color:var(--text-muted)}.admin-form-actions{display:flex;justify-content:flex-end;gap:.75rem;margin-top:1.5rem;flex-wrap:wrap}.admin-error{background:rgba(248,113,113,.12);border:1px solid rgba(248,113,113,.35);color:var(--color-danger);padding:.75rem .9rem;border-radius:8px;margin-bottom:1rem}.admin-muted{color:var(--text-muted)}.admin-empty{text-align:center;padding:2.5rem 1rem;background:var(--card-bg);border:1px dashed rgba(59,91,219,.3);border-radius:var(--border-radius-md)}.admin-empty p{color:var(--text-muted);margin-bottom:1rem}.admin-table-scroll{overflow-x:auto;border:1px solid var(--card-border);border-radius:var(--border-radius-md);background:var(--card-bg)}.admin-table{width:100%;border-collapse:collapse;min-width:860px}.admin-table td,.admin-table th{text-align:left;padding:.85rem .9rem;border-bottom:1px solid rgba(15,23,42,.06);vertical-align:top;font-size:.92rem}.admin-table th{color:var(--accent-gold-dark);font-weight:600;font-size:.8rem;letter-spacing:.04em;text-transform:uppercase;background:rgba(59,91,219,.05)}.admin-product-cell{display:flex;flex-direction:column;gap:.2rem}.admin-slug{color:var(--text-muted);font-size:.8rem}.admin-status-pill{display:inline-flex;padding:.2rem .55rem;border-radius:999px;font-size:.78rem;font-weight:600;background:rgba(148,163,184,.15);color:var(--text-muted)}.admin-status-pill.is-live{background:rgba(59,91,219,.15);color:var(--accent-gold-dark)}.admin-row-actions{display:flex;flex-wrap:wrap;gap:.45rem}.admin-action{background:rgba(15,23,42,.04);border:1px solid rgba(15,23,42,.14);color:var(--text-white);border-radius:6px;padding:.3rem .55rem;font:inherit;font-size:.82rem;cursor:pointer;text-decoration:none}.admin-action:hover{border-color:rgba(59,91,219,.45)}.admin-action:disabled{opacity:.5;cursor:not-allowed}.admin-action-danger{color:var(--color-danger);border-color:rgba(248,113,113,.35)}.admin-confirm-overlay{position:fixed;inset:0;z-index:60;display:flex;align-items:center;justify-content:center;padding:1rem;background:rgba(5,10,20,.65)}.admin-confirm-dialog{width:100%;max-width:26rem;padding:1.5rem;border:1px solid var(--card-border);border-radius:var(--border-radius-md);background:var(--card-bg)}.admin-confirm-title{font-size:1.1rem;font-weight:700;margin-bottom:.5rem}.admin-confirm-body{color:var(--text-muted);margin-bottom:1.25rem}.admin-confirm-actions{display:flex;justify-content:flex-end;gap:.75rem;flex-wrap:wrap}.admin-confirm-danger{background:linear-gradient(135deg,#ef4444,#b91c1c);color:#fff;box-shadow:0 4px 15px rgba(239,68,68,.25)}.admin-confirm-danger:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 22px rgba(239,68,68,.35);background:linear-gradient(135deg,#f87171,#dc2626)}.admin-confirm-danger:disabled{opacity:.6;cursor:not-allowed;transform:none}@media (max-width:640px){.admin-confirm-actions{flex-direction:column-reverse}.admin-confirm-actions .btn{width:100%}}.admin-card-list{display:none}.account-admin-link{margin:1rem 0 .75rem;width:100%}@media (max-width:900px){.admin-table-scroll{display:none}.admin-card-list{display:grid;gap:.9rem}.admin-product-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-md);padding:1rem 1.05rem}.admin-product-card-top{display:flex;justify-content:space-between;gap:.75rem;align-items:flex-start;margin-bottom:.5rem}.admin-product-card h3{font-size:1.02rem;line-height:1.35}.admin-product-date,.admin-product-meta{color:var(--text-muted);font-size:.88rem;margin-bottom:.35rem}.admin-form-row{grid-template-columns:1fr}.admin-user-email{display:none}}.admin-status-on{color:var(--color-success);font-weight:600}.admin-status-off{color:var(--color-danger);font-weight:600}.admin-access-badge{display:inline-flex;align-items:center;gap:.35rem;font-size:.8rem;font-weight:600;padding:.2rem .55rem;border-radius:999px;border:1px solid rgba(15,23,42,.12);margin-top:.35rem}.admin-access-badge-free{color:var(--color-success);border-color:rgba(134,239,172,.35)}.admin-access-badge-bundle{color:var(--accent-gold-dark);border-color:rgba(59,91,219,.35)}.admin-series-list{list-style:none;display:grid;gap:1rem;margin:0;padding:0}.admin-series-card{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem;padding:1.15rem 1.25rem;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-md)}.admin-series-title{font-size:1.15rem;margin-bottom:.35rem}.admin-series-card-actions{display:flex;flex-wrap:wrap;gap:.5rem;align-items:flex-start}.admin-panel{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--border-radius-md);padding:1.25rem 1.35rem;margin-bottom:1.25rem}.admin-panel-header{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.75rem;align-items:center;margin-bottom:1rem}.admin-panel-title{font-size:1.2rem;margin:0}.admin-panel-subtitle{font-size:1.05rem;margin:0 0 .75rem}.admin-series-description{margin-top:.85rem;color:var(--text-muted);line-height:1.6;white-space:pre-wrap}.admin-manage-toolbar{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.75rem;margin-bottom:1rem}.admin-manage-toolbar-actions{display:flex;flex-wrap:wrap;gap:.5rem}.admin-back-link{color:var(--text-muted);font-size:.92rem}.admin-back-link:hover{color:var(--accent-gold-dark)}.admin-test-form{margin-bottom:1.25rem;max-width:none}.admin-test-list{list-style:none;margin:0;padding:0;display:grid;gap:.85rem}.admin-test-item{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.85rem;padding:.95rem 1rem;border:1px solid rgba(15,23,42,.08);border-radius:var(--border-radius-sm);background:rgba(59,91,219,.04)}.admin-test-title{font-size:1.02rem;margin-bottom:.25rem}.admin-submission-email{font-size:.85rem;margin-bottom:.4rem;word-break:break-word}.admin-grade-total{font-size:1.1rem;font-weight:700;margin:.5rem 0}.admin-grade-questions{display:flex;flex-direction:column;gap:1.25rem}.admin-grade-question{padding:1rem 0;border-top:1px solid rgba(15,23,42,.08)}.admin-grade-question:first-child{border-top:none;padding-top:0}.admin-grade-row{padding:.85rem 1rem;margin-top:.75rem;border:1px solid rgba(15,23,42,.08);border-radius:var(--border-radius-sm);background:rgba(59,91,219,.04)}.admin-grade-row-header{display:flex;justify-content:space-between;align-items:baseline;gap:.75rem;margin-bottom:.35rem}.admin-grade-label{font-weight:700}.admin-grade-question-text{line-height:1.6;white-space:pre-wrap;margin-bottom:.6rem}.admin-grade-image{display:block;max-width:100%;height:auto;border-radius:var(--border-radius-sm);margin-bottom:.6rem}.admin-grade-mcq{display:flex;flex-direction:column;gap:.5rem}.admin-grade-option{display:flex;align-items:center;gap:.6rem;padding:.5rem .7rem;border:1px solid rgba(15,23,42,.08);border-radius:var(--border-radius-sm)}.admin-grade-option-correct{border-color:rgba(134,239,172,.4)}.admin-grade-option-selected{border-color:var(--accent-gold-dark);background:rgba(59,91,219,.08)}.admin-grade-option-key{font-weight:700}.admin-grade-tag{margin-left:auto;font-size:.75rem;color:var(--text-muted)}.admin-grade-subjective{display:flex;flex-direction:column;gap:.6rem}.admin-grade-answer-text{white-space:pre-wrap;line-height:1.6}.admin-grade-inputs{display:flex;flex-direction:column;align-items:flex-start;gap:.6rem}.admin-grade-marks-input{max-width:8rem}.test-result-title{font-size:clamp(1.5rem,3vw,2rem);margin:.5rem 0 .25rem}.test-result-summary{display:flex;gap:1.5rem;margin:1.25rem 0;flex-wrap:wrap}.test-result-summary-item{display:flex;flex-direction:column;padding:1rem 1.25rem;border:1px solid var(--card-border);border-radius:var(--border-radius-md);background:var(--card-bg)}.test-result-summary-value{font-size:1.6rem;font-weight:700}.test-result-summary-label{color:var(--text-muted);font-size:.85rem}.test-result-questions{display:flex;flex-direction:column;gap:1.25rem;margin-top:1rem}.test-result-solution-action{margin:1.25rem 0}.result-answer-block{display:flex;flex-direction:column;gap:.35rem;margin-top:.6rem;padding-top:.6rem;border-top:1px solid var(--card-border)}.result-answer-label{font-size:.78rem;font-weight:600;text-transform:uppercase;letter-spacing:.03em;color:var(--text-muted)}.result-answer-value{font-weight:600}.result-answer-text{margin:0;white-space:pre-wrap;line-height:1.6;overflow-wrap:break-word}.result-answer-correct{color:var(--color-success)}.result-answer-incorrect{color:var(--color-danger)}.tests-catalog-list{list-style:none;margin:0;padding:0;display:grid;gap:1.1rem}.tests-catalog-card{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem;align-items:center;padding:1.25rem 1.35rem;border:1px solid var(--card-border);border-radius:var(--border-radius-md);background:var(--card-bg)}.tests-catalog-title{font-size:1.2rem;margin-bottom:.35rem}.tests-catalog-meta{color:var(--text-muted);font-size:.95rem;margin-bottom:.25rem}.tests-detail-title{font-size:clamp(1.6rem,3vw,2.2rem);margin:.5rem 0}.tests-detail-meta{color:var(--text-muted);margin-bottom:.35rem}.tests-detail-desc{margin:1rem 0 1.25rem;line-height:1.65;color:var(--text-muted);white-space:pre-wrap}.tests-schedule-title{margin:1.75rem 0 .85rem;font-size:1.25rem}.tests-schedule-list{list-style:none;margin:0;padding:0;display:grid;gap:.75rem}.tests-schedule-item{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.75rem;align-items:center;padding:1rem 1.1rem;border:1px solid var(--card-border);border-radius:var(--border-radius-sm);background:var(--card-bg)}.tests-schedule-item h3{font-size:1.05rem;margin-bottom:.25rem}.tests-availability{font-size:.88rem;font-weight:600;padding:.35rem .65rem;border-radius:999px;border:1px solid rgba(15,23,42,.12)}.tests-availability-available{color:var(--color-success);border-color:rgba(134,239,172,.35)}.tests-availability-locked{color:var(--accent-gold-dark);border-color:rgba(59,91,219,.35)}.tests-availability-not_available{color:var(--color-danger);border-color:rgba(252,165,165,.35)}.tests-access-badge{font-size:.88rem;font-weight:600;padding:.35rem .65rem;border-radius:999px;border:1px solid rgba(15,23,42,.12)}.tests-access-badge-free,.tests-access-badge-unlocked{color:var(--color-success);border-color:rgba(134,239,172,.35)}.tests-access-badge-locked{color:var(--accent-gold-dark);border-color:rgba(59,91,219,.35)}.tests-schedule-action{display:flex;flex-direction:column;align-items:flex-end;gap:.5rem}.test-runner{display:flex;flex-direction:column;gap:1.25rem}.test-timer{position:sticky;top:90px;z-index:100;display:flex;align-items:baseline;gap:.6rem;flex-wrap:wrap;padding:.85rem 1.1rem;border:1px solid var(--card-border);border-radius:var(--border-radius-sm);background:var(--card-bg)}.test-timer-label{color:var(--text-muted);font-size:.9rem}.test-timer-value{font-size:1.4rem;font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.test-timer-note{color:var(--text-muted);font-size:.8rem}.test-runner-notice,.test-timer-expired .test-timer-value{color:var(--color-danger)}.test-runner-notice{padding:1rem 1.1rem;border:1px solid rgba(252,165,165,.35);border-radius:var(--border-radius-sm);background:var(--card-bg)}.test-runner-notice-success{border-color:rgba(134,239,172,.35);color:var(--color-success)}.test-runner-questions{display:flex;flex-direction:column;gap:1.25rem}.question-card{padding:1.25rem 1.35rem;border:1px solid var(--card-border);border-radius:var(--border-radius-md);background:var(--card-bg)}.question-card-header{display:flex;justify-content:space-between;align-items:baseline;gap:.75rem;margin-bottom:.5rem}.question-card-number{font-size:1.05rem}.question-card-marks{color:var(--text-muted);font-size:.85rem;white-space:nowrap}.question-card-text{line-height:1.6;white-space:pre-wrap;margin-bottom:.75rem}.question-card-image{display:block;max-width:min(100%,320px);max-height:260px;width:auto;height:auto;object-fit:contain;border-radius:var(--border-radius-sm);margin-bottom:.75rem}.question-options{display:grid;gap:.6rem}.question-option{display:flex;align-items:center;gap:.6rem;padding:.65rem .85rem;border:1px solid var(--card-border);border-radius:var(--border-radius-sm);cursor:pointer}.question-option-selected{border-color:var(--accent-gold-dark);background:rgba(59,91,219,.08)}.question-option-key{font-weight:700;color:var(--accent-gold-dark)}.question-textarea{width:100%;padding:.75rem .9rem;border:1px solid var(--card-border);border-radius:var(--border-radius-sm);background:transparent;color:inherit;font:inherit;resize:vertical}.answer-save-state{display:inline-block;margin-top:.4rem;font-size:.8rem;color:var(--text-muted)}.answer-save-state-error{color:var(--color-danger)}.subquestion-list{display:flex;flex-direction:column;gap:1rem;margin-top:.5rem;padding-left:1rem;border-left:2px solid var(--card-border)}.subquestion-item{display:flex;flex-direction:column;gap:.5rem}.subquestion-header{display:flex;justify-content:space-between;align-items:baseline;gap:.75rem}.subquestion-label{font-weight:600}.test-submit-row{display:flex;flex-direction:column;align-items:flex-start;gap:.6rem;padding-top:.5rem}.test-confirm-overlay{position:fixed;inset:0;z-index:50;display:flex;align-items:center;justify-content:center;padding:1rem;background:rgba(5,10,20,.65)}.test-confirm-dialog{width:100%;max-width:26rem;padding:1.5rem;border:1px solid var(--card-border);border-radius:var(--border-radius-md);background:var(--card-bg)}.test-confirm-title{font-size:1.1rem;font-weight:700;margin-bottom:.5rem}.test-confirm-body{color:var(--text-muted);margin-bottom:1.25rem}.test-confirm-actions{display:flex;justify-content:flex-end;gap:.75rem;flex-wrap:wrap}@media (max-width:640px){.test-timer{top:84px;border-radius:0}.tests-schedule-action{align-items:stretch;width:100%}.test-submit-row,.test-submit-row .btn{width:100%}.test-confirm-actions{flex-direction:column-reverse}.test-confirm-actions .btn{width:100%}}.admin-radio-label{display:inline-flex;align-items:center;gap:.4rem}.pdf-test-section{padding:6.5rem 1.25rem 2rem}.pdf-test-page{max-width:1680px;margin:0 auto;position:relative}.pdf-test-topbar{position:sticky;top:90px;z-index:50;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem;padding:.75rem 1rem;border:1px solid var(--card-border);border-radius:var(--border-radius-sm);background:var(--card-bg)}.pdf-test-topbar .test-timer{position:static;top:auto;padding:0;border:none;background:transparent}.pdf-test-preparing{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;min-height:40vh;text-align:center;padding:2rem 1.25rem;border:1px solid var(--card-border);border-radius:var(--border-radius-md);background:var(--card-bg);color:var(--text-muted)}.pdf-test-preparing-error{color:var(--color-danger)}.pdf-test-preparing-spinner{width:2.5rem;height:2.5rem;border-radius:50%;border:3px solid var(--card-border);border-top-color:var(--accent-gold-dark);animation:pdf-test-spin .8s linear infinite}@keyframes pdf-test-spin{to{transform:rotate(1turn)}}.pdf-test-layout{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,3fr);gap:1.25rem;align-items:start}.pdf-test-layout-hidden{position:absolute;width:1px;height:1px;overflow:hidden;opacity:0;pointer-events:none}.pdf-test-paper{position:sticky;top:160px;display:flex;flex-direction:column;height:calc(100vh - 180px);min-height:460px;border:1px solid var(--card-border);border-radius:var(--border-radius-md);overflow:hidden;background:var(--card-bg)}.pdf-result-paper{position:static;height:auto;min-height:50vh}.pdf-paper-frame{flex:1 1;width:100%;height:100%;border:none;background:#111}.pdf-canvas-viewer{flex:1 1;min-height:0;overflow-y:auto;overflow-x:hidden;background:#111}.pdf-canvas-pages{display:flex;flex-direction:column;align-items:center;gap:.5rem;padding:.5rem}.pdf-canvas-page{display:block;max-width:100%;border-radius:4px}.pdf-canvas-progress{padding:.75rem 1.25rem;font-size:.85rem}.pdf-canvas-progress,.pdf-paper-status{text-align:center;color:var(--text-muted)}.pdf-paper-status{padding:2rem 1.25rem}.pdf-paper-status-error{color:var(--color-danger)}.pdf-paper-mobile-open{padding:2rem 1.25rem;text-align:center}.pdf-test-answers{position:sticky;top:160px;height:calc(100vh - 180px);min-height:460px;display:flex;flex-direction:column;gap:.75rem}.pdf-answers-title{font-size:1.1rem}.pdf-answers-list{flex:1 1;min-height:0;overflow-y:auto;display:flex;flex-direction:column;gap:.6rem;padding-right:.35rem}.pdf-answer-row{display:flex;align-items:center;flex-wrap:wrap;gap:.75rem;padding:.75rem .9rem;border:1px solid var(--card-border);border-radius:var(--border-radius-sm);background:var(--card-bg)}.pdf-answer-number{font-weight:700;min-width:2.75rem}.pdf-answer-options{display:flex;gap:.5rem;flex-wrap:wrap}.pdf-answer-option{display:inline-flex;align-items:center;gap:.3rem;padding:.35rem .6rem;border:1px solid var(--card-border);border-radius:var(--border-radius-sm);cursor:pointer;font-weight:600}.pdf-answer-option-selected{border-color:var(--accent-gold-dark);background:rgba(59,91,219,.08);color:var(--accent-gold-dark)}.pdf-result-table-wrap{overflow-x:auto}.pdf-result-table{width:100%;border-collapse:collapse;min-width:420px}.pdf-result-table td,.pdf-result-table th{padding:.6rem .75rem;border-bottom:1px solid var(--card-border);text-align:left;font-size:.92rem}.pdf-result-table th{color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.03em;font-size:.75rem}.pdf-answer-key-grid{display:flex;flex-direction:column;gap:.6rem}.pdf-answer-key-row{display:flex;align-items:center;flex-wrap:wrap;gap:.75rem;padding:.6rem .85rem;border:1px solid var(--card-border);border-radius:var(--border-radius-sm)}.pdf-answer-key-number{font-weight:700;min-width:2.75rem}.pdf-answer-key-options{display:flex;gap:.5rem;flex-wrap:wrap}.pdf-answer-key-option{display:inline-flex;align-items:center;gap:.3rem;padding:.3rem .55rem;border:1px solid var(--card-border);border-radius:var(--border-radius-sm);cursor:pointer;font-weight:600}.pdf-answer-key-option-selected{border-color:var(--accent-gold-dark);background:rgba(59,91,219,.08);color:var(--accent-gold-dark)}@media (max-width:1024px){.pdf-test-layout{grid-template-columns:minmax(0,6fr) minmax(0,4fr)}}@media (max-width:900px){.pdf-test-section{padding:5.5rem .85rem 1.5rem}.pdf-test-topbar{top:84px}.pdf-test-layout{grid-template-columns:1fr;gap:1rem}.pdf-test-paper{position:static;height:62vh;min-height:360px}.pdf-test-answers{position:static;height:auto;min-height:0}.pdf-answers-list{max-height:55vh;overflow-y:auto}}@media (max-width:480px){.pdf-test-section{padding:5.25rem .6rem 1.25rem}.pdf-test-paper{height:52vh;min-height:300px}.pdf-answer-row{padding:.6rem .7rem}.pdf-answer-option{padding:.4rem .55rem}}