:root{--pri: #4f46e5;--pri-2: #4338ca;--pri-soft: #eef0ff;--violet: #7c3aed;--ink: #111a33;--ink-2: #3d4663;--muted: #667089;--line: #e4e8f2;--bg: #f4f6fb;--card: #ffffff;--green: #12a46b;--green-soft: #e9f8f1;--warm: #ff7a45;--red: #d92d20;--red-soft: #fdecea;--radius: 20px;--radius-lg: 28px;--shadow: 0 6px 18px rgba(17, 26, 51, .06);--header-h: 68px;--tabbar-h: 64px}*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{margin:0;font-family:Poppins,Mukta,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55}img{max-width:100%;display:block}a{color:var(--pri)}h1,h2,h3{line-height:1.18;letter-spacing:-.015em}.wrap{width:100%;max-width:1160px;margin:0 auto;padding:0 24px}.muted{color:var(--muted)}.small{font-size:.875rem}.hi-text,:lang(hi){font-family:Mukta,Poppins,sans-serif}code{background:var(--pri-soft);color:#3730a3;padding:.1em .4em;border-radius:6px;font-size:.88em;word-break:break-all}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:999px;font:inherit;font-weight:600;font-size:.98rem;text-decoration:none;cursor:pointer;border:1.5px solid transparent;transition:transform .08s ease,background .15s ease,border-color .15s ease,box-shadow .15s ease}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--pri);color:#fff;box-shadow:0 8px 20px #4f46e540}.btn-primary:hover:not(:disabled){background:var(--pri-2)}.btn-dark{background:var(--ink);color:#fff}.btn-dark:hover:not(:disabled){background:#1d2845}.btn-soft{background:var(--pri-soft);color:var(--pri)}.btn-soft:hover:not(:disabled){background:#e2e5ff}.btn-white{background:#fff;color:var(--pri)}.btn-white:hover{background:#f3f3ff}.btn-glass{background:#ffffff26;color:#fff}.btn-glass:hover{background:#ffffff3d}.btn-line{background:#fff;color:var(--ink);border-color:var(--line)}.btn-line:hover:not(:disabled){border-color:var(--pri);color:var(--pri)}.btn-block{width:100%}.site-header{background:#ffffffeb;backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}.header-row{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);gap:16px}.logo{display:inline-flex;align-items:center;text-decoration:none;flex:none}.logo-img{display:block;height:38px;width:auto}.nav{display:flex;gap:4px}.nav a{color:var(--muted);text-decoration:none;font-weight:500;font-size:.92rem;padding:8px 14px;border-radius:999px;white-space:nowrap}.nav a:hover{color:var(--ink);background:var(--bg)}.nav a.on{background:var(--pri-soft);color:var(--pri)}.header-actions{display:flex;align-items:center;gap:14px}.header-link{color:var(--muted);text-decoration:none;font-size:.9rem;white-space:nowrap}.header-link:hover{color:var(--ink)}.header-cta{padding:10px 18px;font-size:.9rem;box-shadow:none}.tabbar{display:none}@media(max-width:760px){.tabbar{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;z-index:40;background:#fffffff7;border-top:1px solid var(--line);padding:6px 4px calc(6px + env(safe-area-inset-bottom))}.tabbar a{display:grid;justify-items:center;gap:2px;text-decoration:none;color:var(--muted);font-size:.72rem;font-weight:500;padding:4px 0;border-radius:12px}.tabbar svg{width:22px;height:22px}.tabbar a.on{color:var(--pri);font-weight:600}.tabbar a.on svg{background:var(--pri-soft);border-radius:10px;width:26px;height:26px;box-sizing:content-box;padding:2px 10px}body.has-tabbar{padding-bottom:calc(var(--tabbar-h) + env(safe-area-inset-bottom))}}.hero-wrap{padding-top:28px}.hero{position:relative;overflow:hidden;color:#fff;background:linear-gradient(120deg,#4338ca,#6d28d9 60%,#7c3aed);border-radius:var(--radius-lg);display:grid;grid-template-columns:1.1fr .9fr}.hero:before{content:"";position:absolute;width:440px;height:440px;border-radius:50%;background:#ffffff12;right:-90px;top:-170px;pointer-events:none}.hero:after{content:"";position:absolute;width:260px;height:260px;border-radius:50%;background:#ffffff0d;left:-80px;bottom:-120px;pointer-events:none}.hero-copy{position:relative;z-index:1;padding:52px 48px}.chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 22px}.chip{font:inherit;font-size:.82rem;font-weight:500;border:0;cursor:pointer;background:#ffffff26;color:#fff;padding:7px 15px;border-radius:999px}.chip:hover{background:#ffffff3d}.chip.on{background:#fff;color:var(--pri)}.chip.static{cursor:default}.chip.static:hover{background:#ffffff26}.hero h1{font-size:clamp(1.9rem,4.2vw,2.9rem);margin:0 0 12px;font-weight:700;letter-spacing:-.02em}.hero-hi{font-family:Mukta,sans-serif;font-size:1.12rem;opacity:.9;margin:0 0 10px}.lead{color:#ffffffd1;font-size:1rem;max-width:540px;margin:0 0 26px}.hero-cta{display:flex;gap:12px;flex-wrap:wrap}.hero-stats{display:flex;gap:26px;flex-wrap:wrap;margin-top:30px;font-size:.82rem;color:#ffffffd9}.hero-stats b{display:block;font-size:1.3rem;color:#fff;line-height:1.2}.hero-art{position:relative;z-index:1;display:flex;align-items:flex-end;justify-content:center;padding-top:40px}.device{width:300px;background:#0f172a;border-radius:36px 36px 0 0;padding:12px 12px 0;box-shadow:0 -10px 40px #00000040}.device-screen{background:#fff;color:var(--ink);border-radius:26px 26px 0 0;padding:18px 16px 20px;min-height:360px}.device-top{display:flex;justify-content:space-between;align-items:center;font-size:.72rem;color:var(--muted);margin-bottom:10px}.device-top span:last-child{background:var(--pri-soft);color:var(--pri);font-weight:600;padding:2px 8px;border-radius:999px}.device-q{font-size:.86rem;font-weight:600;margin:0 0 12px;line-height:1.45}.device-opt{border:1.5px solid var(--line);border-radius:12px;padding:8px 12px;font-size:.8rem;margin-bottom:7px;display:flex;justify-content:space-between}.device-opt.ok{border-color:var(--green);background:var(--green-soft);color:#0b7a4f;font-weight:600}.device-sol{background:var(--pri-soft);border-radius:12px;padding:9px 12px;font-size:.74rem;color:#3730a3;margin-top:10px}.section{padding-top:56px;padding-bottom:8px}.section:last-of-type{padding-bottom:64px}.section-title{font-size:clamp(1.4rem,2.6vw,1.9rem);margin:0;font-weight:700}.section-sub{color:var(--muted);margin:4px 0 0}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:22px}.subjects{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.subject{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px}.subject-ic{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;margin-bottom:14px}.subject-ic svg{width:24px;height:24px}.subject h3{font-size:1rem;margin:0;font-weight:600}.subject .hi-text{color:var(--muted);font-size:.95rem}.subject p{color:var(--muted);font-size:.84rem;margin:10px 0 0}.meter{height:6px;background:var(--bg);border-radius:9px;margin:14px 0 6px;overflow:hidden}.meter i{display:block;height:100%;border-radius:9px}.subject .count{font-size:.85rem;color:var(--muted)}.subject .count b{color:var(--ink)}.features{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:16px}.features div{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px 16px;display:flex;gap:12px;align-items:flex-start}.features svg{width:22px;height:22px;flex:none;color:var(--pri);margin-top:2px}.features b{display:block;font-size:.92rem;font-weight:600;color:var(--ink)}.features span{color:var(--muted);font-size:.82rem}.tabs{display:inline-flex;background:#fff;border:1px solid var(--line);border-radius:999px;padding:4px}.tabs button{font:inherit;font-weight:500;font-size:.9rem;border:0;background:transparent;padding:7px 16px;border-radius:999px;cursor:pointer;color:var(--muted);white-space:nowrap}.tabs button:hover{color:var(--ink)}.tabs button.on{background:var(--ink);color:#fff}.tab-row{display:flex;gap:10px;flex-wrap:wrap;max-width:100%}.exam-tabs{max-width:100%;overflow-x:auto;scrollbar-width:none}.exam-tabs::-webkit-scrollbar{display:none}.previews{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.preview{border-radius:16px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);background:#fff;transition:transform .15s ease,box-shadow .15s ease}.preview:hover{transform:translateY(-3px);box-shadow:0 14px 30px #111a331a}.preview img{width:100%;height:auto}.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}.price-card{position:relative;background:var(--card);border:1px solid var(--line);border-radius:24px;padding:24px;display:flex;flex-direction:column}.price-card.featured{background:var(--ink);color:#fff;border-color:var(--ink);box-shadow:0 20px 40px #111a332e}.price-card h3{margin:0;font-size:1.2rem;font-weight:600}.price-card .desc{font-size:.88rem;color:var(--muted);margin:4px 0 0}.price-card.featured .desc{color:#aab3c8}.price-card .btn{margin-top:auto}.card-tags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}.tag{display:inline-block;font-size:.75rem;font-weight:600;padding:4px 12px;border-radius:999px;background:var(--pri-soft);color:var(--pri)}.tag-hot{background:var(--warm);color:#fff}.tag-muted{background:var(--bg);color:var(--muted)}.price-card.featured .tag-muted{background:#ffffff1a;color:#c9d0e0}.badge{display:inline-block;background:var(--warm);color:#fff;font-size:.75rem;font-weight:600;padding:4px 12px;border-radius:999px}.price{display:flex;align-items:center;gap:8px;margin-top:16px;flex-wrap:wrap}.price strong{font-size:2.3rem;font-weight:700;letter-spacing:-.02em;line-height:1.1}.price s{color:var(--muted)}.price em{font-style:normal;color:var(--green);background:var(--green-soft);font-weight:600;font-size:.8rem;padding:3px 10px;border-radius:999px}.ticks{list-style:none;padding:0;margin:0;display:flex;gap:18px;flex-wrap:wrap;font-size:.9rem}.ticks li{position:relative;padding-left:28px}.ticks li:before{content:"✓";position:absolute;left:0;top:1px;width:20px;height:20px;border-radius:50%;background:var(--green-soft);color:var(--green);font-size:.7rem;font-weight:700;display:grid;place-items:center}.ticks-col{flex-direction:column;gap:10px;margin:18px 0 22px;color:var(--ink-2)}.price-card.featured .ticks-col{color:#e4e8f2}.price-card.featured .ticks li:before{background:#12a46b33;color:#4ade80}.price-card.is-soon{opacity:.65}.skeleton{min-height:360px;background:linear-gradient(90deg,#eceff7,#f7f8fc,#eceff7);background-size:200% 100%;animation:shimmer 1.2s infinite;border:0}@keyframes shimmer{to{background-position:-200% 0}}.eyebrow{text-transform:uppercase;letter-spacing:.08em;font-size:.72rem;font-weight:600;color:var(--pri);margin:0}.steps{list-style:none;counter-reset:s;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.steps li{counter-increment:s;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;display:flex;gap:14px;align-items:flex-start}.steps li:before{content:counter(s);flex:none;display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:var(--pri-soft);color:var(--pri);font-weight:700}.steps b{display:block;font-weight:600}.steps span{color:var(--muted);font-size:.9rem}.faq{display:grid;gap:10px;max-width:820px}.faq details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px 20px}.faq summary{font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:12px}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";flex:none;display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--pri-soft);color:var(--pri);font-weight:600}.faq details[open] summary:after{content:"−"}.faq p{color:var(--ink-2);margin:10px 0 0;font-size:.95rem}.promo{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;background:linear-gradient(120deg,#eef0ff,#f5edff);border:1px solid #e0dcff;border-radius:var(--radius);padding:22px 26px}.promo h3{margin:0;font-size:1.1rem}.promo p{margin:2px 0 0;color:var(--muted);font-size:.92rem}.promo-actions{display:flex;gap:10px;flex-wrap:wrap}.modal-backdrop{position:fixed;inset:0;background:#111a338c;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:grid;place-items:center;padding:16px;z-index:60}.modal{position:relative;background:#fff;width:100%;max-width:440px;border-radius:26px;padding:28px 24px 22px;box-shadow:0 30px 80px #0000004d;max-height:calc(100vh - 32px);overflow:auto}.modal h2{margin:6px 0 4px;font-size:1.3rem;font-weight:600}.modal-x{position:absolute;top:14px;right:14px;width:34px;height:34px;border-radius:50%;border:0;background:var(--bg);font-size:1.3rem;line-height:1;cursor:pointer;color:var(--muted)}.modal-x:hover{color:var(--ink)}.modal-price{display:flex;gap:10px;align-items:center;margin:0 0 18px}.modal-price strong{font-size:1.7rem;font-weight:700}.modal-price s{color:var(--muted)}.modal-price em{font-style:normal;color:var(--green);background:var(--green-soft);font-weight:600;font-size:.78rem;padding:3px 10px;border-radius:999px}.co-form{display:grid;gap:14px}.co-form label{display:grid;gap:6px;font-weight:500;font-size:.9rem}.co-form input{font:inherit;padding:12px 16px;border:1.5px solid var(--line);border-radius:14px;background:#fff;width:100%}.co-form input:focus{outline:none;border-color:var(--pri);box-shadow:0 0 0 4px #4f46e524}.hint{font-weight:400;color:var(--muted);font-size:.8rem}.phone{display:flex;align-items:stretch}.phone span{display:grid;place-items:center;padding:0 14px;background:var(--bg);border:1.5px solid var(--line);border-right:0;border-radius:14px 0 0 14px;font-weight:600}.phone input{border-radius:0 14px 14px 0}.secure{font-size:.8rem;color:var(--muted);margin:0;text-align:center}.error{color:var(--red);background:var(--red-soft);border:1px solid #f6c7c2;padding:10px 14px;border-radius:14px;margin:0;font-size:.9rem}.verifying{text-align:center;padding:20px 0}.spinner{width:34px;height:34px;border:4px solid var(--pri-soft);border-top-color:var(--pri);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 12px}@keyframes spin{to{transform:rotate(360deg)}}.page{padding-top:40px;padding-bottom:72px}.narrow{max-width:760px}.page h1{font-size:clamp(1.6rem,3.6vw,2.2rem);margin:0 0 8px;font-weight:700}.page-hero{background:linear-gradient(120deg,#4338ca,#6d28d9 60%,#7c3aed);color:#fff;border-radius:var(--radius-lg);padding:30px 32px;margin-bottom:24px;position:relative;overflow:hidden}.page-hero:before{content:"";position:absolute;width:300px;height:300px;border-radius:50%;background:#ffffff12;right:-60px;top:-140px}.page-hero>*{position:relative}.page-hero h1{margin:0 0 6px}.page-hero p{margin:0;color:#ffffffd9;max-width:620px}.page-hero .eyebrow{color:#ffffffbf;margin-bottom:6px}.page-hero-row{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap}.page-hero .tabs{background:#ffffff24;border-color:transparent}.page-hero .tabs button{color:#ffffffd9}.page-hero .tabs button.on{background:#fff;color:var(--pri)}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin-top:18px}.success-banner{display:flex;gap:12px;align-items:center;background:var(--green-soft);border:1px solid #b7e2cb;color:#0b5e41;padding:14px 18px;border-radius:16px;font-weight:600;margin-bottom:18px}.downloads{display:grid;gap:12px;margin:22px 0}.download-btn{display:flex;gap:14px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px 18px;text-decoration:none;color:var(--ink);box-shadow:var(--shadow);transition:border-color .15s ease,transform .1s ease}.download-btn:hover{border-color:var(--pri);transform:translateY(-1px)}.download-btn b{display:block;font-weight:600}.download-btn small{color:var(--muted)}.download-btn .go{margin-left:auto;display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--pri);color:#fff;flex:none}.download-btn .go svg{width:18px;height:18px}.pdf-icon{background:var(--red-soft);color:var(--red);font-weight:700;font-size:.72rem;width:46px;height:46px;display:grid;place-items:center;border-radius:14px;flex:none}.note{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:6px 22px}.note-soft{background:var(--pri-soft);border-color:#dcdffd}.policy{line-height:1.7}.policy-body{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:8px 28px 20px}.policy h3{margin:24px 0 6px;font-size:1.05rem;font-weight:600}.policy li{margin-bottom:6px}.contact p{margin:8px 0}.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:18px}.contact-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;display:flex;gap:14px;align-items:flex-start;text-decoration:none;color:var(--ink)}.contact-item .ic{width:42px;height:42px;border-radius:14px;background:var(--pri-soft);color:var(--pri);display:grid;place-items:center;flex:none}.contact-item .ic svg{width:20px;height:20px}.contact-item small{display:block;color:var(--muted);font-size:.8rem}.contact-item b{font-weight:600;word-break:break-word}a.contact-item:hover{border-color:var(--pri)}.site-footer{background:var(--ink);color:#aab3c8;padding:48px 0 22px;margin-top:24px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}.site-footer h4{color:#fff;margin:0 0 12px;font-size:.92rem;font-weight:600}.site-footer a{display:block;color:#aab3c8;text-decoration:none;margin-bottom:8px;font-size:.9rem}.site-footer a:hover{color:#fff}.site-footer .logo{margin-bottom:12px}.site-footer .logo-img{height:44px}.site-footer .muted{color:#c9d0e0;margin:0 0 8px}.pay-row{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0 0}.pay-row span{font-size:.75rem;font-weight:500;color:#c9d0e0;border:1px solid #2b3555;padding:4px 10px;border-radius:999px}.disclaimer{font-size:.78rem;color:#7f89a3;max-width:440px}.copyright{border-top:1px solid #232d4a;margin-top:28px;padding-top:16px;font-size:.8rem;color:#7f89a3}.papers{display:grid;gap:26px}.paper-year h2{font-size:.95rem;color:var(--muted);margin:0 0 10px;font-weight:600}.paper-row{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px 20px;margin-bottom:10px}.paper-main{display:flex;gap:14px;align-items:center}.paper-row h3{margin:0;font-size:1rem;font-weight:600}.paper-row p{margin:2px 0 0;color:var(--muted);font-size:.86rem}.paper-files{display:flex;gap:8px;flex-wrap:wrap}.paper-files .btn{padding:9px 16px;font-size:.88rem}.soon-badge{display:inline-block;background:#fff4ec;color:#c2410c;font-weight:600;font-size:.8rem;padding:6px 12px;border-radius:999px}.cross-sell{margin-top:32px}.mock-intro-lang{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:18px;font-weight:500}.mock-bar{position:sticky;top:var(--header-h);z-index:25;background:#fff;border-bottom:1px solid var(--line)}.mock-bar-row{display:flex;align-items:center;gap:14px;padding-top:10px;padding-bottom:10px}.mock-exit{color:var(--muted);text-decoration:none;font-weight:500;font-size:.9rem;padding:6px 12px;border-radius:999px;background:var(--bg)}.mock-exit:hover{color:var(--ink)}.mock-title{font-weight:600;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mock-timer{font-variant-numeric:tabular-nums;font-weight:700;font-size:1.05rem;background:var(--pri);color:#fff;padding:6px 14px;border-radius:999px}.mock-timer.low{background:var(--red)}.mock-layout{display:grid;grid-template-columns:1fr 300px;gap:20px;align-items:start;padding-top:24px;padding-bottom:64px}.mock-main,.mock-side{margin-top:0}.mock-side{position:sticky;top:calc(var(--header-h) + 76px)}.mock-qhead{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--muted);font-weight:500;font-size:.88rem}.mock-qhead .tabs button{padding:5px 12px;font-size:.82rem}.mock-q{font-size:1.08rem;font-weight:600;white-space:pre-line;margin:14px 0 18px}.mock-options{display:grid;gap:10px}.mock-option{display:flex;gap:12px;align-items:flex-start;border:1.5px solid var(--line);border-radius:16px;padding:12px 16px;cursor:pointer;background:#fff;transition:border-color .12s ease,background .12s ease}.mock-option:hover{border-color:#c7cbf7}.mock-option.on{border-color:var(--pri);background:var(--pri-soft)}.mock-option input{margin-top:5px;accent-color:var(--pri);flex:none}.mock-option b,.review-opt b{color:var(--muted);margin-right:4px}.mock-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.mock-actions .btn{padding:10px 16px;font-size:.88rem}.mock-actions .btn-dark{margin-left:auto}.legend{list-style:none;padding:0;margin:0;display:grid;gap:6px;font-size:.82rem;color:var(--ink-2)}.legend i{display:inline-block;width:16px;height:16px;border-radius:5px;margin-right:8px;vertical-align:-3px;border:1.5px solid var(--line);position:relative}.palette{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin:16px 0}.palette button{font:inherit;font-weight:600;font-size:.88rem;height:40px;border-radius:12px;border:1.5px solid var(--line);background:#fff;cursor:pointer;color:var(--ink);position:relative}.palette button.current{outline:2px solid var(--pri);outline-offset:2px}.palette .st-ans,.legend .st-ans{background:var(--green);border-color:var(--green);color:#fff}.palette .st-skip,.legend .st-skip{background:var(--red-soft);border-color:#eba59c;color:var(--red)}.palette .st-marked,.legend .st-marked,.palette .st-marked-ans,.legend .st-marked-ans{background:var(--violet);border-color:var(--violet);color:#fff}.palette .st-marked-ans:after,.legend .st-marked-ans:after{content:"";position:absolute;right:3px;bottom:3px;width:7px;height:7px;border-radius:50%;background:#4ade80}.result-hero{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}.result-score{display:flex;align-items:baseline;gap:10px;margin:6px 0 0}.result-score strong{font-size:3.2rem;font-weight:700;letter-spacing:-.03em;color:#fff;line-height:1}.result-score span{color:#fffc;font-weight:500}.result-stats{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin:0 0 24px}.result-stats div{background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px 16px}.result-stats b{display:block;font-size:1.35rem;font-weight:700}.result-stats span{color:var(--muted);font-size:.82rem}.result-stats .good b{color:var(--green)}.result-stats .bad b{color:var(--red)}.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:18px;background:#fff}.result-table{width:100%;border-collapse:collapse;font-size:.92rem}.result-table th,.result-table td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}.result-table th{background:#f8f9fd;font-size:.8rem;color:var(--muted);font-weight:600}.result-table tr:last-child td{border-bottom:0}.result-actions{margin:24px 0 8px}.review-head{margin-top:36px}.review{display:grid;gap:14px}.review-item{margin-top:0}.review-tag{font-size:.78rem;font-weight:600;padding:3px 12px;border-radius:999px}.review-tag.correct{background:var(--green-soft);color:var(--green)}.review-tag.wrong{background:var(--red-soft);color:var(--red)}.review-tag.skipped{background:var(--bg);color:var(--muted)}.review-opts{display:grid;gap:6px}.review-opt{padding:10px 14px;border-radius:14px;border:1px solid var(--line)}.review-opt.right{background:var(--green-soft);border-color:#b7e2cb}.review-opt.picked-wrong{background:var(--red-soft);border-color:#f6c7c2}.review-opt em{font-style:normal;font-size:.78rem;font-weight:600;margin-left:8px;color:var(--ink-2)}.solution{background:var(--pri-soft);border-radius:14px;padding:12px 16px;margin-top:12px;color:#312e81;font-size:.95rem}@media(max-width:980px){.nav a{padding:8px 10px}.header-link{display:none}.subjects,.features{grid-template-columns:1fr 1fr}.previews{grid-template-columns:repeat(4,1fr)}}@media(max-width:860px){.hero{grid-template-columns:1fr}.hero-copy{padding:36px 28px 8px}.hero-art{padding-top:20px}.device-screen{min-height:0}.pricing,.steps{grid-template-columns:1fr}.price-card.featured{order:-1}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1 / -1}.mock-layout{grid-template-columns:1fr}.mock-side{position:static}.palette{grid-template-columns:repeat(8,1fr)}.result-stats{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){:root{--header-h: 60px}.wrap{padding:0 14px}.nav{display:none}.logo-img{height:34px}.header-cta{padding:9px 16px;font-size:.86rem}.hero-wrap{padding-top:14px}.hero{border-radius:24px}.hero-copy{padding:26px 20px 4px}.hero-cta{flex-direction:column}.hero-cta .btn{width:100%}.hero-stats{gap:18px;margin-top:22px}.device{width:260px}.section{padding-top:40px}.section-head{margin-bottom:16px}.subjects{gap:10px}.subject{padding:16px;border-radius:18px}.subject p{display:none}.features{grid-template-columns:1fr;gap:10px}.previews{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:12px;margin:0 -14px;padding:0 14px 6px;scrollbar-width:none}.previews::-webkit-scrollbar{display:none}.preview{flex:0 0 44%;scroll-snap-align:start}.page{padding-top:16px}.page-hero{padding:24px 20px;border-radius:24px}.policy-body{padding:4px 18px 16px}.contact-grid{grid-template-columns:1fr}.mock-actions .btn{flex:1 1 calc(50% - 5px)}.mock-actions .btn-dark{margin-left:0}.palette{grid-template-columns:repeat(6,1fr)}.paper-row{flex-direction:column;align-items:flex-start}.result-score strong{font-size:2.6rem}.site-footer{padding-top:36px}.modal-backdrop{align-items:end;padding:0}.modal{border-radius:26px 26px 0 0;max-width:none;max-height:92vh;padding-bottom:calc(22px + env(safe-area-inset-bottom))}}#root{min-height:100vh;display:flex;flex-direction:column}#root>main{flex:1}.note code{word-break:normal;overflow-wrap:anywhere}.free-sample{display:grid;grid-template-columns:1.4fr .6fr;gap:24px;align-items:center;background:linear-gradient(120deg,#eef0ff,#f5edff);border:1px solid #e0dcff;border-radius:var(--radius-lg);padding:32px 36px;overflow:hidden}.tag-free{background:var(--green);color:#fff}.free-sample h2{font-size:clamp(1.35rem,2.6vw,1.8rem);margin:12px 0 8px;font-weight:700}.free-sample p{margin:0 0 8px;color:var(--ink-2);max-width:620px}.free-hi{color:var(--muted)!important}.free-actions{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 14px}.free-actions small{font-weight:400;font-size:.78rem;opacity:.75}.free-more{font-size:.88rem;color:var(--muted)!important}.free-art{position:relative;height:230px}.free-pdf{position:absolute;width:150px;right:30px;top:6px;transform:rotate(5deg);border-radius:10px;overflow:hidden;box-shadow:0 18px 40px #4338ca40;background:#fff}.free-pdf-back{right:110px;top:24px;transform:rotate(-7deg);opacity:.9}.free-pdf span{position:absolute;top:10px;right:-30px;transform:rotate(45deg);background:var(--green);color:#fff;font-size:.7rem;font-weight:700;letter-spacing:.1em;padding:3px 34px}.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.review-card{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;display:flex;flex-direction:column;gap:14px}.stars{color:#f5a524;letter-spacing:2px;font-size:.95rem}.stars span{color:#dfe3ee}.review-card blockquote{margin:0;color:var(--ink-2);font-size:.95rem;flex:1}.review-card figcaption{display:flex;gap:12px;align-items:center}.review-card .avatar{width:38px;height:38px;border-radius:50%;background:var(--pri-soft);color:var(--pri);display:grid;place-items:center;font-weight:700;flex:none}.review-card b{display:block;font-size:.92rem;font-weight:600}.review-card small{color:var(--muted);font-size:.8rem}.viewer{position:fixed;inset:0;z-index:70;background:#0a0e1cf0;display:flex;flex-direction:column;color:#fff;touch-action:pan-y}.viewer-top{display:flex;align-items:center;gap:14px;padding:12px 16px}.viewer-count{font-weight:600;font-variant-numeric:tabular-nums;background:#ffffff1f;padding:4px 12px;border-radius:999px;font-size:.85rem;flex:none}.viewer-cap{flex:1;min-width:0;font-size:.9rem;color:#c9d0e0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.viewer-btn{width:44px;height:44px;border-radius:50%;border:0;background:#ffffff1f;color:#fff;font-size:1.2rem;cursor:pointer;display:grid;place-items:center;flex:none}.viewer-btn:hover{background:#ffffff38}.viewer-prev,.viewer-next{position:absolute;top:50%;transform:translateY(-50%);font-size:2rem;line-height:1;padding-bottom:4px}.viewer-prev{left:18px}.viewer-next{right:18px}.viewer-stage{flex:1;min-height:0;display:grid;place-items:center;padding:0 80px;overflow:auto}.viewer-stage img{max-height:100%;max-width:100%;object-fit:contain;border-radius:6px;box-shadow:0 20px 60px #00000080;cursor:zoom-in;background:#fff;animation:vfade .18s ease}.viewer-stage.zoomed{place-items:start center}.viewer-stage.zoomed img{max-height:none;max-width:none;width:min(1400px,180%);cursor:zoom-out}@keyframes vfade{0%{opacity:.3;transform:scale(.985)}}.viewer-dots{display:flex;justify-content:center;gap:6px;padding:12px 0 4px}.viewer-dots i{width:7px;height:7px;border-radius:50%;background:#ffffff4d}.viewer-dots i.on{background:#fff;width:20px;border-radius:9px}.viewer-hint{text-align:center;color:#8f99b3;font-size:.8rem;margin:0;padding:4px 0 calc(14px + env(safe-area-inset-bottom))}.buybar{display:none}@media(max-width:760px){.buybar{display:flex;align-items:center;justify-content:space-between;gap:12px;position:fixed;left:10px;right:10px;z-index:39;bottom:calc(var(--tabbar-h) + env(safe-area-inset-bottom) + 8px);background:var(--ink);color:#fff;border-radius:18px;padding:10px 10px 10px 16px;box-shadow:0 12px 30px #111a334d;transform:translateY(24px);opacity:0;pointer-events:none;transition:transform .2s ease,opacity .2s ease}.buybar.show{transform:none;opacity:1;pointer-events:auto}.buybar-info{color:#fff;text-decoration:none;min-width:0}.buybar-info small{display:block;color:#aab3c8;font-size:.7rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.buybar-info span{display:flex;align-items:center;gap:6px}.buybar-info b{font-size:1.15rem}.buybar-info s{color:#8f99b3;font-size:.8rem}.buybar-info em{font-style:normal;font-size:.7rem;font-weight:600;color:#4ade80}.buybar .btn{padding:11px 20px;flex:none;box-shadow:none}.free-sample{grid-template-columns:1fr;padding:24px 20px;border-radius:24px}.free-art{display:none}.free-actions .btn{flex:1 1 100%}.reviews{grid-template-columns:1fr}.viewer-stage{padding:0 8px}.viewer-prev,.viewer-next{display:none}}@media(max-width:980px)and (min-width:761px){.reviews{grid-template-columns:1fr 1fr}}.weak-card{display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;background:var(--ink);color:#fff;border-radius:var(--radius);padding:24px 26px;margin:0 0 24px}.weak-card .eyebrow{color:#a5b4fc}.weak-card h2{margin:6px 0;font-size:1.3rem;font-weight:600}.weak-card p{margin:0;color:#c9d0e0;font-size:.95rem}.weak-bars{display:grid;gap:8px;margin-top:16px;max-width:520px}.weak-card .weak-bars-head{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:#8f99b3;margin:18px 0 0}.weak-bar{display:grid;grid-template-columns:140px 1fr 70px;gap:10px;align-items:center;font-size:.82rem;color:#c9d0e0}.weak-bar .track{height:8px;background:#ffffff1a;border-radius:9px;overflow:hidden}.weak-bar .track i{display:block;height:100%;background:#4ade80;border-radius:9px}.weak-bar.weakest{color:#fff;font-weight:600}.weak-bar.weakest .track i{background:var(--warm)}.weak-bar span:last-child{text-align:right;font-variant-numeric:tabular-nums}.weak-actions{display:grid;gap:10px;min-width:220px}@media(max-width:760px){.weak-card{grid-template-columns:1fr;padding:22px 20px}.weak-bar{grid-template-columns:110px 1fr 56px}}