:root{--font-ui:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--page:#fff;--surface:#fff;--surface-soft:#f7f3f1;--text:#0F3040;--text-muted:#464858;--brand:#0F3040;--brand-hover:#464858;--brand-soft:#f7f3f1;--border:#e5dcd8;--control-border:#464858;--dark-panel:#0F3040;--success:#176b3b;--danger:#b42318;--focus:#A56F63;--accent:#A56F63;--accent-light:#D99B7F;--radius-card:12px;--radius-control:8px;--container:1120px;--shadow-showcase:0 12px 32px rgb(15 48 64 / .08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--page);color:var(--text);font:1rem/1.6 var(--font-ui)}button,input,select,textarea{font:inherit}button{cursor:pointer;border:0;background:transparent;color:inherit;min-height:44px}button:disabled{opacity:.55;cursor:not-allowed}a{color:var(--brand)}:focus-visible{outline:3px solid var(--focus);outline-offset:3px}h1,h2,h3,p{margin-top:0}h1,h2,h3{text-wrap:balance;line-height:1.16;letter-spacing:-.025em}h1{font-size:clamp(2.2rem,4.5vw,3.5rem);font-weight:600}h2{font-size:clamp(1.75rem,3vw,2.125rem);font-weight:650}h3{font-size:1.25rem}p{color:var(--text-muted)}small{font-size:1rem}em{font-style:normal;color:var(--brand)}.eyebrow{display:block;color:var(--brand);font-size:1rem;font-weight:650;letter-spacing:.11em;text-transform:uppercase}.skip-link{position:absolute;left:16px;top:-80px;z-index:20;background:var(--dark-panel);color:#fff;padding:10px 16px;border-radius:6px}.skip-link:focus{top:8px}.primary,.dark-button,.secondary-button{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:11px 20px;min-height:48px;border-radius:var(--radius-control);font-size:1rem;font-weight:600;transition:background-color .15s,color .15s,box-shadow .15s}.primary{background:var(--brand);color:#fff}.primary:hover:not(:disabled){background:var(--brand-hover)}.dark-button{background:var(--dark-panel);color:#fff}.secondary-button{border:1px solid var(--border);background:var(--surface);color:var(--text)}.secondary-button:hover:not(:disabled){border-color:var(--brand);color:var(--brand)}.text-link{color:var(--brand);font-weight:600;padding:0}.text-link:hover{text-decoration:underline}.site-header{background:#fff;border-bottom:1px solid var(--border)}.header-inner{max-width:calc(var(--container) + 64px);padding:12px 32px;margin:auto;min-height:72px;display:flex;align-items:center;gap:32px}.wordmark{display:inline-flex;align-items:center;gap:9px;padding:0;white-space:nowrap;font-size:1.15rem;font-weight:600;letter-spacing:-.04em}.site-header nav{display:flex;align-items:center;gap:4px;margin-left:auto}.site-header nav button,.header-account{padding:8px 12px;font-size:1rem;font-weight:650;color:var(--text-muted);white-space:nowrap}.site-header nav button:hover,.header-account:hover,.site-header nav button[aria-current=page]{color:var(--brand)}.header-actions{display:flex;align-items:center;gap:8px}.menu-toggle{display:none}main{max-width:calc(var(--container) + 64px);margin:auto;padding:0 32px;min-height:60vh}.section{padding:82px 0;border-top:1px solid var(--border)}.section-heading{max-width:none;margin-bottom:32px}.section-heading h2{margin:10px 0 14px}.section-heading p{font-size:1.04rem}.hero-section{padding:88px 0 0}.hero-copy{max-width:100%}.hero-copy h1{font-size:clamp(2.5rem,5.2vw,4.1rem);letter-spacing:-.045em;line-height:1.07;margin:17px 0 24px}.hero-copy>p{max-width:900px;font-size:1.13rem}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 12px}.hero-copy .hero-note{font-size:1rem}.fact-row,.pricing-facts{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:84px;padding:22px 0 34px;border-top:1px solid var(--border)}.fact-row>div,.pricing-facts>div{display:flex;flex-direction:column;gap:2px}.fact-row strong,.pricing-facts strong{font-size:1.65rem;line-height:1.2;letter-spacing:-.04em}.fact-row span,.pricing-facts span{font-size:1rem;color:var(--text-muted)}.sampler-section{border-top:0}.sampler-frame{background:var(--surface);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow-showcase);padding:12px 32px}.sampler-frame .reading{margin:0;max-width:none;border:0;padding:20px 0}.sampler-frame .reading h1{font-size:1.5rem}.sampler-frame .reading h2{font-size:1.35rem;line-height:1.4}.showcase{background:#fff;border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow-showcase);overflow:hidden}.showcase-tabs{display:flex;gap:4px;padding:12px;border-bottom:1px solid var(--border);overflow-x:auto}.showcase-tabs button{padding:9px 16px;border-radius:7px;white-space:nowrap;font-size:1rem;font-weight:600;color:var(--text-muted)}.showcase-tabs button[aria-selected=true]{background:var(--brand-soft);color:var(--brand)}.showcase-body{min-height:280px;padding:44px 48px;max-width:none}.showcase-body h3{font-size:1.75rem;margin:20px 0 12px}.showcase-body button{color:var(--brand);font-weight:650;padding-left:0}.showcase-quote{padding:20px 24px;border-left:3px solid var(--brand);background:var(--brand-soft);border-radius:0 8px 8px 0;margin:22px 0;color:var(--text);font-weight:600}.pill{display:inline-block;border-radius:999px;padding:5px 10px;background:var(--brand-soft);color:var(--brand);font-size:1rem;font-weight:650;letter-spacing:.02em}.domain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.domain-card{position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:12px;text-align:left;min-height:190px;padding:24px;border:1px solid var(--border);border-radius:var(--radius-card);background:#fff;transition:border-color .15s,box-shadow .15s}.domain-card:hover{border-color:var(--brand);box-shadow:var(--shadow-showcase)}.domain-card strong{font-size:1.5rem;line-height:1.35;max-width:24ch}.domain-number{font-size:1.5rem;font-weight:600;color:var(--brand)}.domain-arrow{position:absolute;right:21px;top:17px;color:var(--brand);font-size:1.2rem}.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:28px}.plan-card{display:flex;flex-direction:column;justify-content:space-between;gap:32px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);padding:28px}.plan-card.featured{border:2px solid var(--accent);box-shadow:var(--shadow-showcase)}.plan-card h3{font-size:1.3rem;margin:12px 0 16px}.plan-card ul{padding-left:20px;margin:0;color:var(--text-muted);font-size:1rem}.plan-card li{margin:8px 0}.plan-purchase strong{display:block;font-size:2.4rem;letter-spacing:-.05em;line-height:1}.plan-purchase strong small{font-size:1rem;letter-spacing:0}.plan-purchase p{font-size:1rem;margin:9px 0 20px}.plan-purchase button{width:100%}.pricing-hero{padding:88px 0 70px}.pricing-hero h1{margin:16px 0 20px}.pricing-hero>p{max-width:900px;font-size:1.1rem}.pricing-facts{margin:0;padding:25px 0 45px;border-top:1px solid var(--border)}.pricing-plans>.plan-card.featured{display:grid;grid-template-columns:1.3fr .7fr;align-items:stretch;gap:30px;margin-bottom:18px}.pricing-plans>.plan-card.featured .plan-purchase{display:flex;flex-direction:column;justify-content:center;background:var(--brand-soft);padding:28px;border-radius:9px}.pricing-plans>.plan-card.featured h3{font-size:1.75rem}.secondary-plans{grid-template-columns:repeat(2,1fr)}.table-wrap{overflow-x:auto;background:#fff;border:1px solid var(--border);border-radius:var(--radius-card)}.comparison{border-collapse:collapse;width:100%;min-width:650px}.comparison th,.comparison td{padding:17px 20px;border-bottom:1px solid var(--border);text-align:left}.comparison thead th{background:var(--surface-soft);font-size:1rem}.comparison tbody th{font-weight:650}.comparison td{color:var(--text-muted)}.pricing-explain{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.pricing-explain article{margin:0}.pricing-explain article button{color:var(--brand);font-weight:600;padding-left:0}.faq-list{border-top:1px solid var(--border)}.faq-list details{border-bottom:1px solid var(--border);padding:0 8px}.faq-list summary{cursor:pointer;padding:19px 30px 19px 0;font-weight:600;position:relative;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";position:absolute;right:2px;font-size:1.3rem;color:var(--brand)}.faq-list details[open] summary:after{content:"−"}.faq-list details p{max-width:none;padding:0 30px 17px 0;margin:0}.closing-cta{background:var(--dark-panel);border-radius:18px;color:#fff;padding:56px 60px;margin:28px 0 82px}.closing-cta .eyebrow{color:var(--accent-light)}.closing-cta h2{max-width:900px;padding-right:50px;margin:14px 0}.closing-cta p{color:#f7f3f1}.closing-cta button{padding:11px 20px;border-radius:8px;background:#fff;color:var(--text);font-weight:650}.site-footer{background:#fff;border-top:1px solid var(--border);padding:55px 32px 28px}.footer-inner{max-width:var(--container);margin:auto;display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:30px}.footer-brand strong{font-size:1.15rem;letter-spacing:-.03em}.footer-inner h2{font-size:.9rem;letter-spacing:0}.footer-inner button{display:block;text-align:left;padding:4px 0;color:var(--text-muted);font-size:.88rem;min-height:32px}.footer-inner button:hover{color:var(--brand)}.footer-inner p{font-size:.86rem}.footer-legal{max-width:var(--container);margin:45px auto 0;padding-top:20px;border-top:1px solid var(--border);font-size:.75rem}.notice{background:var(--brand-soft);color:var(--brand);padding:15px 18px;border:1px solid var(--border);border-radius:8px;margin:20px 0}.reading{max-width:650px;margin:46px auto;background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);padding:32px}.reading h1{font-size:2rem}.reading h2{font-size:1.5rem;margin-top:28px}.reading>p{max-width:none}article{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);padding:24px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:28px 0 60px}.grid article{display:flex;flex-direction:column}.option{display:flex;align-items:center;gap:13px;border:1px solid var(--control-border);padding:14px 16px;margin:10px 0;border-radius:8px;cursor:pointer}.option:hover{border-color:var(--brand)}.option:has(input:checked){border-color:var(--brand);background:var(--brand-soft)}fieldset{border:0;padding:0;margin:0;min-width:0}.option input{flex-shrink:0;width:auto;accent-color:var(--brand);margin:0}form{display:grid;gap:20px}input:not([type=radio]):not([type=checkbox]),select{display:block;width:100%;padding:11px 12px;border:1px solid var(--control-border);border-radius:var(--radius-control);background:#fff;color:var(--text);min-height:44px}input[type=checkbox]{accent-color:var(--brand)}blockquote{border-left:3px solid var(--brand);padding:18px 22px;background:var(--brand-soft);margin:24px 0}.chapter-markdown{overflow-x:auto;overflow-wrap:anywhere}.chapter-markdown table{border-collapse:collapse;width:100%;font-size:1rem}.chapter-markdown th,.chapter-markdown td{border:1px solid var(--border);padding:8px 10px;text-align:left;vertical-align:top}.chapter-markdown h2{margin-top:2rem}.chapter-markdown ul,.chapter-markdown ol{padding-left:1.5rem}.mock-status{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;background:var(--brand-soft);padding:12px 16px;border-radius:8px}.mock-score{font-size:2rem;font-weight:600;color:var(--text);font-variant-numeric:tabular-nums}.mock-question-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(44px,1fr));gap:7px;margin:22px 0}.mock-question-grid button{border:1px solid var(--control-border);border-radius:6px;padding:7px 3px}.mock-question-grid .answered{background:var(--brand-soft);border-color:var(--brand)}.mock-question-grid .correct{background:#e3f3e8;border-color:var(--success)}.mock-question-grid .incorrect{background:#fde8e6;border-color:var(--danger)}.mock-question-grid .unanswered{background:#f7f3f1}.mock-review{border-left:3px solid var(--brand);padding:14px 18px;background:var(--brand-soft)}.mock-flag{display:flex;align-items:center;gap:8px}.mock-flag input{width:auto}@media(max-width:1023px){.header-inner{gap:14px}.domain-grid,.plan-grid{grid-template-columns:repeat(2,1fr)}.plan-grid .featured{grid-column:span 2}}@media(max-width:1023px){.header-inner{flex-wrap:wrap}.menu-toggle{display:block;margin-left:auto;border:1px solid var(--border);border-radius:7px;padding:7px 12px}.site-header nav{order:4;display:none;width:100%;flex-direction:column;align-items:stretch;margin:0;padding:8px 0;border-top:1px solid var(--border)}.site-header nav.open{display:flex}.site-header nav button{text-align:left}.header-actions{margin-left:0}.header-account{padding:8px}}@media(max-width:767px){.header-inner{padding:12px 20px}}@media(max-width:767px){main{padding:0 20px}.section{padding:54px 0}.hero-section{padding-top:58px}.fact-row,.pricing-facts{margin-top:55px;grid-template-columns:repeat(2,1fr);gap:22px}.pricing-facts{margin-top:0}.domain-grid,.plan-grid,.secondary-plans,.pricing-explain,.grid{grid-template-columns:1fr}.plan-grid .featured{grid-column:auto}.pricing-plans>.plan-card.featured{grid-template-columns:1fr}.showcase-body{padding:28px 22px}.sampler-frame{padding:10px 20px}.closing-cta{padding:40px 26px;margin-bottom:55px}.footer-inner{grid-template-columns:repeat(2,1fr)}.reading{padding:22px;margin:30px auto}}@media(max-width:480px){.hero-actions{flex-direction:column}.hero-actions button{width:100%}.footer-inner{grid-template-columns:1fr 1fr}.footer-brand{grid-column:span 2}.hero-copy h1{font-size:2.35rem}.fact-row strong,.pricing-facts strong{font-size:1.45rem}.domain-card{min-height:160px}.site-header .wordmark{font-size:1rem}.reading{padding:18px}.sampler-frame{padding:8px 16px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}.notes-page{padding:42px 0 64px}.notes-page .section-heading{margin-bottom:22px}.notes-page .section-heading h1{font-size:2.2rem;margin:10px 0}.chapter-chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 28px}.chapter-chip{display:inline-flex;align-items:center;gap:8px;max-width:100%;padding:8px 14px;border:1px solid var(--border);border-radius:24px;text-align:left;font-size:1rem;line-height:1.4;background:var(--surface)}.chapter-chip:hover{border-color:var(--accent)}.chapter-chip[aria-current=page]{background:var(--brand);color:#fff;border-color:var(--brand)}.chapter-chip-number{font-weight:600;font-variant-numeric:tabular-nums}.chapter-chip small{font-size:1rem;font-weight:600}.notes-access-note{font-size:1rem;margin:-12px 0 24px}.notes-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:22px;align-items:start;transition:grid-template-columns .18s ease}.notes-layout.contents-collapsed{grid-template-columns:48px minmax(0,1fr)}.notes-sidebar{position:sticky;top:18px;min-width:0;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);padding:8px}.contents-toolbar{display:flex;align-items:center;justify-content:space-between;gap:8px}.contents-toolbar h2{margin:0 0 0 8px;font-size:1rem;letter-spacing:0}.contents-toggle{display:grid;place-items:center;flex-shrink:0;width:36px;min-height:36px;border-radius:6px}.contents-toggle:hover{background:var(--surface-soft)}.contents-collapsed .notes-sidebar{padding:5px}.contents-nav{max-height:calc(100dvh - 112px);overflow-y:auto;overscroll-behavior:contain;padding-top:8px;scrollbar-width:thin}.contents-nav[hidden]{display:none}.contents-nav a{display:block;padding:8px 10px;border-radius:6px;text-decoration:none;font-size:1rem;line-height:1.45;color:var(--text-muted)}.contents-nav a:hover{background:var(--surface-soft);color:var(--text)}.contents-nav a[aria-current=location]{background:var(--brand-soft);color:var(--brand);font-weight:600}.contents-nav .contents-subsection{padding-left:22px;font-size:1rem}.contents-backdrop{display:none}.notes-article{min-width:0;padding:30px 34px}.notes-article>h2{font-size:clamp(1.6rem,2.5vw,2rem);margin:12px 0 30px;text-wrap:pretty}.notes-article .chapter-markdown{max-width:none;overflow-wrap:break-word}.chapter-markdown>h3{font-size:1.45rem;margin:2.4rem 0 1rem;padding-top:1.1rem;border-top:1px solid var(--border)}.chapter-markdown>h3:first-child{margin-top:0;border-top:0;padding-top:0}.chapter-markdown>h4{font-size:1.1rem;margin:1.8rem 0 .7rem}.chapter-markdown [id]{scroll-margin-top:24px}.chapter-markdown p{margin-bottom:1rem}.chapter-markdown li{margin:6px 0;color:var(--text-muted)}.chapter-markdown li strong{color:var(--text)}.chapter-markdown blockquote{margin:20px 0;padding:16px 20px}.chapter-markdown blockquote p:last-child{margin-bottom:0}.chapter-markdown table{display:block;max-width:100%;overflow-x:auto;margin:20px 0 26px;line-height:1.5}.chapter-markdown thead{background:var(--surface-soft)}.chapter-markdown th,.chapter-markdown td{padding:11px 13px;min-width:110px}.chapter-markdown th{font-size:1rem}.notes-pager{display:flex;justify-content:space-between;gap:12px;margin-top:38px;padding-top:18px;border-top:1px solid var(--border)}.notes-pager button{font-weight:600;color:var(--brand);font-size:1rem;text-align:left}@media(max-width:767px){.notes-page{padding:28px 0 48px}.chapter-chips{gap:7px;margin-bottom:20px}.chapter-chip{padding:8px 11px;font-size:1rem}.notes-layout,.notes-layout.contents-collapsed{position:relative;grid-template-columns:minmax(0,1fr);gap:0}.notes-layout.contents-collapsed .notes-sidebar{position:absolute;top:12px;left:12px;z-index:2;border:0;background:transparent}.notes-layout:not(.contents-collapsed) .notes-sidebar{position:fixed;left:20px;top:20px;bottom:20px;width:min(280px,calc(100vw - 80px));z-index:9;box-shadow:var(--shadow-showcase)}.notes-layout:not(.contents-collapsed) .contents-nav{max-height:calc(100dvh - 110px)}.notes-layout:not(.contents-collapsed) .contents-backdrop{display:block;position:fixed;inset:0;background:#0f304033;z-index:8}.notes-article{grid-column:1;padding:62px 18px 22px}.notes-article>h2{font-size:1.4rem}.chapter-markdown>h3{font-size:1.2rem}.chapter-markdown>h4{font-size:1rem}.notes-pager{flex-wrap:wrap}.notes-pager button{font-size:1rem}.chapter-markdown blockquote{padding:12px 14px}}.mock-page{padding-top:28px;padding-bottom:40px}.mock-page>h1{font-size:clamp(1.75rem,3vw,2.125rem);margin:0 0 24px}.mock-page>.reading,.practice-page .reading{max-width:none;width:100%;margin:20px 0}.practice-page{padding-top:8px;padding-bottom:40px}.mock-page .mock-status{position:sticky;top:0;z-index:3;border:1px solid var(--border)}.mock-page .reading h1{font-size:1.75rem}.menu-account{display:none}@media(max-width:360px){.header-actions{display:none}.site-header nav .menu-account{display:block}}.brand-lockup{display:inline-flex;align-items:center;gap:8px;white-space:nowrap}.logo-mark{display:block;object-fit:contain}.brand-lockup>.logo-mark{width:44px;height:47px;flex:none}.brand-wordmark{display:block;width:110px;height:auto;flex:none}.footer-brand .brand-lockup{margin-bottom:8px}.footer-brand .brand-lockup>.logo-mark{width:42px;height:45px}.footer-brand .brand-wordmark{width:118px}.closing-cta{position:relative}.closing-logo{position:absolute;right:56px;top:48px;width:47px;height:51px}@media(max-width:767px){.closing-logo{right:25px;top:27px;width:38px;height:41px}.closing-cta .eyebrow{padding-right:48px}}@media(max-width:480px){.brand-lockup>.logo-mark{width:39px;height:42px}.brand-wordmark{width:101px}.footer-brand .brand-wordmark{width:110px}}.mock-sync-status{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--text-muted);font-size:1rem}.mock-sync-status button{color:var(--brand);font-weight:600}a,.text-link,.showcase-body button,.pricing-explain article button,.notes-pager button{text-decoration:underline;text-underline-offset:3px}.site-header nav button[aria-current=page]{box-shadow:inset 0 -2px var(--brand);color:var(--text)}body{background-image:linear-gradient(to right,rgba(15,48,64,.06) 1px,transparent 1px),linear-gradient(to bottom,rgba(15,48,64,.06) 1px,transparent 1px);background-size:42px 42px;background-attachment:fixed}.plan-card.featured{background:#fff}.dark-button:hover:not(:disabled){background:var(--brand-hover)}.mock-question-grid button[aria-current=step]{outline:2px solid var(--brand);outline-offset:2px;font-weight:600}.account-actions{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0 34px}.account-actions button{flex:1 1 180px}.mock-submit-summary{border-top:1px solid var(--border);padding-top:14px;margin:20px 0 12px;font-weight:650;color:var(--text)}.exam-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.exam-card{display:flex;flex-direction:column;padding:28px;min-width:0}.exam-card.available{border:2px solid var(--accent)}.exam-card h3{font-size:2rem;margin:24px 0 10px}.exam-card .pill{align-self:flex-start}.exam-card.available .pill{background:var(--brand);color:#fff}.exam-name{font-weight:600;color:var(--text);line-height:1.45;min-height:3em}.exam-card.upcoming{background:var(--surface-soft)}.exam-card.upcoming .pill{background:var(--accent-light);color:var(--text)}.exam-actions{margin-top:auto;display:flex;align-items:flex-start;flex-direction:column;gap:12px;padding-top:14px}.exam-actions .primary{font-size:1rem;padding:11px 14px}.exam-availability{margin:auto 0 0;padding-top:20px;border-top:1px solid var(--border);font-size:1rem}.exam-section{padding-bottom:54px}#exams{scroll-margin-top:24px}@media(max-width:767px){.exam-grid{grid-template-columns:1fr}.exam-name{min-height:0}.exam-card{padding:24px}.exam-card h3{margin-top:18px}}.question-prompt{width:100%;max-width:none;text-wrap:wrap;overflow-wrap:break-word;line-height:1.4}.question-copy{max-width:none;text-wrap:wrap}.option-copy{flex:1;min-width:0;overflow-wrap:anywhere}.answer-explanation{width:100%;max-width:none;min-width:0;text-wrap:wrap;overflow-wrap:anywhere;color:var(--text-muted)}.answer-explanation p{max-width:none;text-wrap:wrap;margin:14px 0}.answer-explanation>:last-child{margin-bottom:0}.answer-explanation strong{font-weight:650;color:var(--text)}.answer-explanation ul,.answer-explanation ol{padding-left:1.5rem}.answer-explanation table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse}.answer-explanation th,.answer-explanation td{padding:8px 10px;border:1px solid var(--border);text-align:left}.question-copy code,.answer-explanation code{white-space:break-spaces}:where(main,.site-header) :is(code,kbd,samp,sub,sup,h5,h6){font-size:1rem}#root>:not(.grid-spotlight){position:relative;z-index:1}.grid-spotlight{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:0}.site-header,.site-footer{background:transparent}@media(hover:none),(pointer:coarse),(prefers-reduced-motion:reduce){.grid-spotlight{display:none}}.benefits-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-auto-rows:1fr;gap:18px}.benefit-card{display:flex;flex-direction:column;min-width:0;padding:28px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card)}.benefit-topline{display:flex;align-items:center;justify-content:space-between;gap:12px}.benefit-icon{display:grid;place-items:center;width:48px;height:48px;flex:none;border-radius:12px;background:var(--brand-soft);color:var(--brand)}.benefit-icon svg{display:block}.benefit-card h3{font-size:1.25rem;line-height:1.3;margin:18px 0 12px;text-wrap:pretty}.benefit-card>p{font-size:1rem;margin:0}.benefit-card .benefit-note{margin-top:auto;padding-top:16px;color:var(--text-muted)}.benefits-cta{display:flex;align-items:center;flex-wrap:wrap;gap:18px;margin-top:28px}.benefits-cta p{font-size:1rem;margin:0}@media(max-width:1023px){.benefits-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:767px){.benefits-grid{grid-template-columns:minmax(0,1fr);grid-auto-rows:auto}.benefit-card{padding:24px}.benefits-cta{align-items:stretch;flex-direction:column;gap:12px}.benefits-cta .primary{width:100%}}.site-header .brand-lockup{gap:0}.site-header .brand-wordmark{width:180px;margin-left:-6px;transform:translateY(2.5px)}.site-header .brand-lockup>.logo-mark{height:65.25px;width:auto}@media(max-width:480px){.site-header .brand-wordmark{width:140px;margin-left:-4px;transform:translateY(2px)}.site-header .brand-lockup>.logo-mark{height:50.75px;width:auto}}.site-header{position:sticky;top:0;z-index:10;background-color:var(--page);background-image:linear-gradient(to right,rgba(15,48,64,.06) 1px,transparent 1px),linear-gradient(to bottom,rgba(15,48,64,.06) 1px,transparent 1px);background-size:42px 42px;background-attachment:fixed}#why-us,#exams,#faq,#selected-exam,#free-questions,#exam-plans{scroll-margin-top:96px}.platform-facts{grid-template-columns:repeat(3,minmax(0,1fr))}.exam-group+.exam-group{margin-top:32px}.exam-group>h3{margin-bottom:18px}.exam-group .exam-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.exam-card{gap:12px}.exam-card-select{display:flex;flex:1;align-items:flex-start;flex-direction:column;text-align:left;width:100%;padding:0;gap:8px;min-width:0}.exam-card-select .pill{align-self:flex-start}.exam-card-select .exam-short-name{font-size:2rem;font-weight:650;line-height:1.2;margin-top:12px}.exam-card-select .exam-name{min-height:0;margin:0}.exam-card-select .exam-summary{color:var(--text-muted);line-height:1.5}.exam-card-select[aria-pressed=true]{outline:2px solid var(--brand);outline-offset:8px;border-radius:3px}.exam-card .exam-actions{margin-top:auto}.selected-exam-panel{padding-top:82px}.selected-exam-heading{margin-bottom:24px}.selected-exam-heading .pill{display:inline-block}.exam-facts{margin-top:0}.study-path{margin-top:48px;padding-top:48px;border-top:1px solid var(--border)}.study-path .section-heading{margin-bottom:32px}.study-path .domain-card{color:var(--text);padding:24px;text-decoration:none}.coming-soon-panel{border-top:0;padding-top:24px}.notify-form{max-width:480px;margin-top:28px}.notify-form p{margin:0}.exam-disclaimer{padding:28px 0 48px;border-top:1px solid var(--border)}@media(max-width:1023px){.exam-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:767px){.exam-group .exam-grid,.platform-facts{grid-template-columns:1fr}.selected-exam-panel{padding-top:54px}}.site-header nav a{display:inline-flex;align-items:center;min-height:44px;padding:8px 12px;text-decoration:none;color:var(--text-muted);font-size:1rem;font-weight:650;white-space:nowrap}.site-header nav a:hover{color:var(--brand)}@media(max-width:1023px){.site-header nav a{display:block}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}.home-page .hero-section,.home-page .section{padding:40px 0}.home-page .selected-exam-panel{padding:40px 0 0}.home-page .platform-facts{margin-top:40px}.home-page .study-path{margin-top:40px;padding-top:40px}.home-page .exam-disclaimer{padding:40px 0}.home-page .closing-cta{margin:40px 0}.mock-page.mock-focus{background:var(--surface-soft);padding-top:16px;padding-bottom:16px}.mock-page.mock-focus>.reading{margin:0}.mock-reading-active{display:flex;flex-direction:column;max-width:none;width:100%;min-height:calc(100dvh - 112px);margin:0;padding:24px;background:var(--surface);border-color:#c9ced2}.mock-reading-active>h1{font-size:1.75rem;margin:0 0 14px}.mock-reading-active .mock-status{position:static;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:8px 18px;background:var(--surface-soft);border:1px solid #c9ced2;padding:10px 14px;margin-bottom:20px}.mock-status-details{text-align:center}.mock-reading-active .mock-sync-status{justify-content:flex-end;margin:0;font-size:1rem}.mock-reading-active .mock-sync-status button{min-height:32px}.mock-attempt-layout{display:flex;flex:1;flex-direction:column;gap:24px}.mock-question-area{min-width:0}.mock-question-tools{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:10px}.mock-question-tools small{font-weight:650}.mock-flag-toggle{display:inline-flex;align-items:center;gap:7px;min-height:44px;padding:4px 8px;border:1px solid var(--control-border);border-radius:var(--radius-control);font-weight:600}.mock-flag-toggle[aria-pressed=true]{background:var(--brand);color:#fff}.mock-question-area .question-prompt{margin:0 0 12px;font-weight:600}.mock-question-area .option{min-height:48px;padding:10px 14px;margin:6px 0}.mock-autosave-hint{margin:14px 0;color:var(--text-muted)}.mock-question-actions{display:flex;justify-content:space-between;gap:12px;margin-top:16px}.mock-question-actions button{padding:4px 8px}.mock-navigator{position:fixed;left:50%;bottom:8px;z-index:9;width:min(calc(100vw - 104px),calc(var(--container) - 40px));min-width:0;transform:translate(-50%);padding:10px 12px;background:var(--surface);border:1px solid #c9ced2;border-radius:var(--radius-control);box-shadow:0 4px 18px #0f304014}.mock-attempt-layout{padding-bottom:116px}.mock-nav-grid{display:flex;gap:6px;margin:0;overflow-x:hidden;overscroll-behavior-inline:contain;padding:4px 3px 6px;scrollbar-width:none}.mock-nav-grid::-webkit-scrollbar{display:none}.mock-nav-grid button{position:relative;flex:0 0 44px;min-width:44px;min-height:48px;padding:7px 3px;background:#fff}.mock-nav-grid button.answered{background:var(--brand);border-color:var(--brand);color:#fff}.mock-nav-grid button[aria-current=step]{outline:3px solid var(--brand);outline-offset:2px;box-shadow:inset 0 0 0 2px #fff;font-weight:650}.mock-grid-flag{position:absolute;right:3px;top:0;font-size:1rem;line-height:1}.mock-confirm-dialog{width:min(520px,calc(100% - 32px));max-height:calc(100dvh - 32px);overflow-y:auto;border:1px solid #c9ced2;border-radius:var(--radius-card);padding:28px;color:var(--text);background:var(--surface)}.mock-confirm-dialog::backdrop{background:#0f30407a}.mock-confirm-dialog h2{margin:0 0 18px}.mock-confirm-dialog p{overflow-wrap:anywhere}.mock-confirm-actions{display:flex;justify-content:flex-end;gap:12px;flex-wrap:wrap;margin-top:24px}@media(max-width:767px){.mock-page.mock-focus{padding:8px 16px 24px}.mock-reading-active{padding:16px}}@media(max-width:767px){.mock-navigator{width:calc(100vw - 64px);bottom:max(8px,env(safe-area-inset-bottom))}}.mock-page:not(.mock-focus)>h1{padding-left:32px}.mock-flag-label-short{display:none}.mock-nav-grid button{min-height:44px}@media(max-width:767px){.mock-page:not(.mock-focus)>h1{padding-left:18px}.mock-flag-label-full{display:none}.mock-flag-label-short{display:inline}.mock-reading-active .mock-status strong{white-space:nowrap}}.mock-reading-active{padding:20px}.mock-reading-active .mock-status{margin-bottom:16px}.mock-nav-grid{gap:6px}@media(max-width:767px){.mock-reading-active{padding:16px}}.mock-page.mock-focus{padding-top:8px;padding-bottom:0}.mock-exam-toolbar{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:12px 20px;margin-bottom:16px;padding:10px 14px;background:var(--surface-soft);border:1px solid #c9ced2;border-radius:var(--radius-control)}.mock-toolbar-navigation,.mock-toolbar-end{display:flex;align-items:center;gap:8px}.mock-toolbar-navigation button{min-height:44px;padding:8px 12px;border:1px solid var(--control-border);border-radius:var(--radius-control);background:var(--surface);white-space:nowrap}.mock-toolbar-navigation button:hover:not(:disabled){border-color:var(--brand);color:var(--brand)}.mock-toolbar-progress{display:flex;flex-direction:column;align-items:center;line-height:1.35;white-space:nowrap}.mock-toolbar-progress span{color:var(--text-muted)}.mock-toolbar-end{justify-content:flex-end}.mock-toolbar-end>.secondary-button,.mock-toolbar-end>.primary{white-space:nowrap}.mock-toolbar-end .mock-sync-status{max-width:220px;text-align:right}.mock-nav-heading{font-size:1rem;font-weight:600;margin:0 0 8px}.mock-nav-row{display:grid;grid-template-columns:44px minmax(0,1fr) 44px;align-items:center;gap:8px}.mock-nav-scroll-button{width:44px;min-height:44px;border:1px solid var(--control-border);border-radius:var(--radius-control);background:var(--surface)}@media(max-width:999px){.mock-exam-toolbar{grid-template-columns:1fr auto}.mock-toolbar-progress{grid-column:1;grid-row:2;align-items:flex-start}.mock-toolbar-end{grid-column:2;grid-row:1/3}}@media(max-width:767px){.mock-exam-toolbar{grid-template-columns:1fr;gap:10px}.mock-toolbar-navigation{justify-content:space-between}.mock-toolbar-progress{grid-column:1;grid-row:auto;align-items:flex-start;white-space:normal}.mock-toolbar-end{grid-column:1;grid-row:auto;justify-content:space-between;flex-wrap:wrap}.mock-toolbar-end .mock-sync-status{text-align:left}.mock-toolbar-end>.secondary-button,.mock-toolbar-end>.primary{flex:1}}#root>.site-header{position:sticky;top:0;z-index:20}.content-admin{padding:40px 0 80px}.content-admin>p{max-width:850px}.content-admin-layout{display:grid;grid-template-columns:minmax(220px,300px) minmax(0,1fr);gap:24px;align-items:start}.content-admin-list,.content-admin-editor{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);padding:24px}.content-admin-list label,.content-admin-form label{display:grid;gap:6px;font-weight:600}.content-admin-list select,.content-admin-form input,.content-admin-form select,.content-admin-form textarea{width:100%;min-height:44px;padding:9px 12px;color:var(--text);background:var(--surface);border:1px solid var(--control-border);border-radius:var(--radius-control)}.content-admin-form textarea{min-height:100px;resize:vertical}.content-admin-list>.secondary-button{width:100%;margin:16px 0}.content-admin-items{display:grid;max-height:60vh;overflow-y:auto}.content-admin-items button{padding:10px 6px;text-align:left;border-bottom:1px solid var(--border)}.content-admin-items button[aria-current=true]{color:var(--brand);font-weight:650;background:var(--brand-soft)}.content-admin-items span{display:block;color:var(--text-muted)}.content-admin-editor-top{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px}.content-admin-editor-top h2{margin:0}.content-admin-form fieldset{display:grid;gap:18px;border:0;padding:0;margin:0 0 24px}.content-admin-preview{overflow-wrap:anywhere;padding:20px;background:var(--surface-soft);border:1px solid var(--border);border-radius:var(--radius-control);margin-bottom:20px}.content-admin-preview h3{margin:0 0 16px}.content-admin-editor>.secondary-button{margin-top:12px}@media(max-width:767px){.content-admin-layout{grid-template-columns:minmax(0,1fr)}.content-admin-items{max-height:250px}.content-admin-list,.content-admin-editor{padding:16px}}@media(max-width:1023px){.header-actions{display:none}.site-header nav .menu-account{display:block}}.notes-sidebar{top:106px}.chapter-markdown [id]{scroll-margin-top:110px}@media(max-width:767px){.notes-layout:not(.contents-collapsed) .notes-sidebar{top:84px}.notes-layout:not(.contents-collapsed) .contents-nav{max-height:calc(100dvh - 174px)}.chapter-markdown [id]{scroll-margin-top:90px}}body,.site-header{background-image:none}.grid-spotlight{display:none}