/* Approved cobalt/ink direction. Neutral light surfaces are intentional. */
:root{color-scheme:light;--bg:#f6f5f1;--card-bg:#fff;--text:#172542;--text-secondary:#637087;--border:#d8dce4;--accent:#2854e8;--accent-dark:#173bc4;--accent-tint:#e9edfb;--warn:#b94027;--warn-tint:#fff0eb;--amber:#966206;--amber-tint:#fff4db;--shadow:0 3px 16px rgba(23,37,66,.04);--radius-lg:14px;--radius-md:10px;--radius-sm:7px}
[hidden]{display:none!important}html{scroll-padding-top:24px}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #e9754d;outline-offset:4px}
.site-header{min-height:92px;gap:20px}.brand{font-family:Manrope,sans-serif;font-size:26px;letter-spacing:-1px;gap:10px}.brand-mark{width:40px;height:40px;background:#2854e8;color:white}.brand-dot{color:#2854e8}.nav-desktop{gap:23px}.nav-desktop a,.nav-dropdown-toggle{font-size:13px;color:#172542}.btn{border-radius:7px}.site-footer{border-top:1px solid var(--border);padding-top:27px}.footer-links{gap:24px}.footer-links a{font-size:12px}.answer-option.correct{border-color:#16805a;background:#eaf6ef}.answer-option.incorrect{border-color:var(--warn);background:var(--warn-tint)}
@media(max-width:959px){.site-header{min-height:80px}.brand{font-size:23px}.brand-mark{width:34px;height:34px}}
.design-home *{box-sizing:border-box}
.design-home{margin:0;background:#f6f5f1;color:#172542;font-family:Manrope,Arial,sans-serif;-webkit-font-smoothing:antialiased}
.design-home a{color:inherit;text-decoration:none}
.design-home button,.design-home input{font:inherit}
.design-home button,.design-home a,.design-home input{-webkit-tap-highlight-color:transparent}
.design-home button{cursor:pointer}
.design-home button:focus-visible,.design-home a:focus-visible,.design-home input:focus-visible,.design-home summary:focus-visible{outline:3px solid #e9754d;outline-offset:4px}
.design-home [hidden]{display:none!important}
.design-home .wrap{max-width:1240px;margin:auto;padding:0 38px}
.design-home .preview-note{height:28px;background:#172542;color:#dbe1ed;display:flex;justify-content:space-between;padding:0 max(38px,calc((100vw - 1164px)/2));align-items:center;font-size:9px;letter-spacing:1.2px}
.design-home .site-header{height:100px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.design-home .brand{font-size:26px;font-weight:800;display:flex;align-items:center;letter-spacing:-1px}
.design-home .brand-mark{width:40px;height:40px;background:#2854e8;color:white;border-radius:10px;display:grid;place-items:center;margin-right:10px}
.design-home .brand-mark svg{width:29px;height:29px}
.design-home .brand-dot{color:#2854e8}
.design-home .nav-desktop{display:flex;gap:30px;font-size:13px;font-weight:650}
.design-home .nav-desktop .active{color:#2854e8}
.design-home .nav-exam{border:1px solid #cdd0d7;border-radius:7px;padding:12px 17px;font-size:12px;font-weight:750;display:flex;gap:24px}
.design-home .hero{display:grid;grid-template-columns:1.12fr 1fr;gap:30px;padding:30px 0 40px;align-items:center}
.design-home .hero-copy{padding:10px 0}
.design-home .eyebrow{font-size:9px;font-weight:800;letter-spacing:1.6px;display:flex;gap:8px;align-items:center;color:#536079}
.design-home .eyebrow>span{width:6px;height:6px;background:#2854e8;border-radius:50%}
.design-home h1{font-size:64px;line-height:1.08;letter-spacing:-3.6px;margin:24px 0;font-weight:800}
.design-home h1 em{color:#2854e8;font-style:normal}
.design-home .hero-copy p{font-size:14px;line-height:1.85;color:#637087;margin:0 0 22px}
.design-home .hero-link{font-size:13px;font-weight:800;display:inline-flex;gap:26px;align-items:center}
.design-home .hero-link>span{display:grid;place-items:center;border-radius:50%;background:#e4e9fb;color:#2854e8;width:32px;height:32px}
.design-home .hero-meta{display:flex;align-items:center;gap:11px;font-size:10px;color:#657088;margin-top:26px}
.design-home .hero-meta i{width:3px;height:3px;border-radius:50%;background:#8e97a7}
.design-home .road-art{height:473px;border-radius:14px;overflow:hidden;position:relative;background:#2854e8;color:#fff}
.design-home .art-label{position:absolute;top:27px;left:27px;font-size:9px;letter-spacing:1.4px;font-weight:700;z-index:1}
.design-home .art-year{position:absolute;right:25px;top:20px;font-size:43px;line-height:.9;letter-spacing:-3px;font-weight:800;color:#bdccff;z-index:1}
.design-home .road-svg{width:100%;height:100%;object-fit:cover}
.design-home .art-caption{position:absolute;bottom:18px;left:18px;right:18px;display:flex;gap:14px;align-items:center;background:#fff;border-radius:9px;padding:15px;color:#172542;font-size:11px;font-weight:650;line-height:1.6;box-shadow:0 8px 30px #112b7620}
.design-home .caption-icon{border:1px solid #d3d9e9;background:#f6f7fb;border-radius:6px;font-size:23px;padding:0 12px;font-weight:800}
.design-home .caption-arrow{font-size:25px;margin-left:auto;color:#2854e8}
.design-home .practice{display:grid;grid-template-columns:1.85fr 1fr;gap:18px;margin:4px 0 70px}
.design-home .quick-panel{background:white;border:1px solid #e1e3e8;border-radius:12px;padding:29px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.design-home .step{font-size:9px;letter-spacing:1.4px;font-weight:800;color:#68748b}
.design-home .panel-heading h2,.design-home .exam-panel h2{font-size:23px;letter-spacing:-.8px;line-height:1.3;margin:13px 0 0}
.design-home .quick-form{min-width:260px;flex:1;max-width:290px}
.design-home fieldset{padding:0;border:0;margin:0}
.design-home legend{font-size:10px;color:#657088;margin-bottom:10px}
.design-home .chip-row{display:flex;gap:7px}
.design-home .chip-row label{flex:1;position:relative;cursor:pointer}
.design-home .chip-row input{position:absolute;opacity:0;inset:0;width:100%;height:100%;cursor:pointer}
.design-home .chip-row span{display:grid;place-items:center;height:38px;border:1px solid #dce0e9;border-radius:5px;font-size:13px;font-weight:700}
.design-home .chip-row input:checked+span{color:#2854e8;background:#edf1ff;border-color:#2854e8}
.design-home .chip-row input:focus-visible+span{outline:3px solid #e9754d}
.design-home .start-button{border:0;border-radius:6px;background:#2854e8;color:#fff;padding:13px 16px;margin-top:11px;display:flex;justify-content:space-between;width:100%;font-size:12px;font-weight:750}
.design-home .start-button:hover{background:#173bc4}
.design-home .exam-panel{border-radius:12px;padding:27px 29px;background:#e9edfb;display:block}
.design-home .exam-panel .step{color:#526596}
.design-home .exam-panel h2{font-size:21px;margin:11px 0 18px}
.design-home .exam-bottom{display:flex;justify-content:space-between;font-size:11px;font-weight:750;color:#2854e8}
.design-home .exam-bottom>span{font-size:19px}
.design-home .section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px}
.design-home .section-heading h2{font-size:32px;letter-spacing:-1.3px;margin:10px 0}
.design-home .section-heading p{font-size:12px;color:#657088;margin:0}
.design-home .search{display:flex;align-items:center;gap:10px;border-bottom:1px solid #b5bdcd;padding:11px 0;color:#718099}
.design-home .search input{width:160px;border:none;outline:none;background:transparent;color:#172542;font-size:12px}
.design-home .search:focus-within{border-color:#2854e8}
.design-home .topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0 27px}
.design-home .topic-card{width:100%;display:flex;align-items:center;gap:16px;padding:22px 4px;border:0;border-top:1px solid #d8dce4;text-align:left;background:transparent;color:inherit;min-height:93px;transition:background .15s}
.design-home .topic-card:hover{background:#e9edfb}
.design-home .topic-number{font-size:10px;color:#8b96ab;align-self:flex-start;margin-top:4px;font-variant-numeric:tabular-nums}
.design-home .topic-card strong{display:block;font-size:12px;font-weight:750;line-height:1.6}
.design-home .topic-card small{display:block;font-size:10px;color:#78849a;margin-top:4px}
.design-home .topic-arrow{margin-left:auto;color:#8291ad;font-size:17px}
.design-home .learning-banner{display:flex;gap:28px;align-items:center;background:#172542;color:#fff;border-radius:12px;padding:35px;margin:50px 0 60px}
.design-home .learning-symbol{font-size:64px;color:#ffcc6c;line-height:1}
.design-home .learning-banner .eyebrow{color:#bdc8df;font-size:8px}
.design-home .learning-banner h2{font-size:24px;line-height:1.35;letter-spacing:-.5px;margin:10px 0 0}
.design-home .learning-banner a{margin-left:auto;font-size:11px;border-bottom:1px solid #75839e;padding-bottom:10px}
.design-home .section{max-width:820px;margin:0 auto 60px}
.design-home .section-title{font-size:25px;letter-spacing:-.7px}
.design-home .faq-item{border-top:1px solid #d8dce4;padding:19px 0;font-size:13px}
.design-home .faq-item summary{cursor:pointer;display:flex;justify-content:space-between;font-weight:650;list-style:none}
.design-home .faq-body{line-height:1.9;color:#657088;padding:14px 0}
.design-home .faq-body a{color:#2854e8}
.design-home .site-footer{border-top:1px solid #d8dce4;padding-top:27px;padding-bottom:30px}
.design-home .footer-links{display:flex;gap:24px;flex-wrap:wrap;font-size:11px;font-weight:650;margin-bottom:22px}
.design-home .footer-disclaimer{font-size:10px;line-height:1.8;color:#7c879a;max-width:900px}
.design-home #preview-status{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:#172542;color:white;padding:18px;border-radius:8px;box-shadow:0 8px 40px #0002;max-width:90%;font-size:13px;z-index:20}
@media(min-width:1500px){.design-home .hero{padding-top:45px;padding-bottom:55px}
}
@media(max-width:1000px){.design-home h1{font-size:51px;letter-spacing:-2.8px}
.design-home .road-art{height:440px}
.design-home .practice{grid-template-columns:1.65fr 1fr}
.design-home .quick-panel{padding:23px;gap:18px}
.design-home .quick-form{min-width:190px}
.design-home .panel-heading h2{font-size:20px}
.design-home .nav-desktop{gap:18px}
.design-home .hero{gap:24px}
.design-home .topic-grid{gap:0 18px}
}
@media(max-width:760px){.design-home .wrap{padding-left:22px;padding-right:22px}
.design-home .preview-note{padding:0 22px}
.design-home .site-header{height:80px;gap:12px}
.design-home .brand{font-size:23px}
.design-home .nav-desktop{display:none}
.design-home .nav-exam{font-size:10px;padding:10px;gap:12px}
.design-home .brand-mark{width:34px;height:34px}
.design-home .hero{grid-template-columns:1fr;padding-top:15px;gap:26px;padding-bottom:24px}
.design-home h1{font-size:54px;letter-spacing:-3px;margin:19px 0}
.design-home .hero-copy p{font-size:13px}
.design-home .hero-meta{margin-top:20px}
.design-home .road-art{height:330px}
.design-home .road-svg{position:absolute;left:0;top:-55px;height:410px}
.design-home .art-year{font-size:35px}
.design-home .art-caption{padding:11px;font-size:10px}
.design-home .practice{grid-template-columns:1fr;gap:12px;margin-bottom:44px}
.design-home .quick-panel{padding:24px;gap:22px}
.design-home .quick-form{min-width:145px}
.design-home .panel-heading h2{font-size:19px}
.design-home .exam-panel{padding:21px 24px}
.design-home .exam-panel h2{font-size:21px}
.design-home .exam-panel h2 br{display:none}
.design-home .exam-bottom{margin-top:14px}
.design-home .section-heading{display:block}
.design-home .section-heading h2{font-size:27px}
.design-home .section-heading p{font-size:11px;line-height:1.8}
.design-home .search{margin-top:18px}
.design-home .search input{width:100%}
.design-home .topic-grid{grid-template-columns:1fr 1fr;gap:0 18px}
.design-home .topic-card{gap:10px;padding:17px 0;min-height:97px}
.design-home .topic-card strong{font-size:11px}
.design-home .topic-number{font-size:9px}
.design-home .topic-arrow{display:none}
.design-home .learning-banner{padding:24px;gap:18px;flex-wrap:wrap;margin:35px 0}
.design-home .learning-symbol{font-size:50px}
.design-home .learning-banner h2{font-size:21px}
.design-home .learning-banner .eyebrow{max-width:220px;line-height:1.8}
.design-home .learning-banner a{margin-left:0}
.design-home .footer-links{gap:16px}
.design-home .section{margin-bottom:35px}
}
@media(max-width:380px){.design-home h1{font-size:47px}
.design-home .quick-panel{display:block}
.design-home .quick-form{max-width:none;margin-top:22px}
.design-home .panel-heading h2 br{display:none}
.design-home .hero-meta{gap:8px;font-size:9px}
.design-home .topic-grid{grid-template-columns:1fr}
.design-home .topic-card{min-height:75px}
.design-home .topic-card strong{font-size:12px}
}
@media(prefers-reduced-motion:reduce){.design-home *{transition:none!important}
}
@media(max-width:450px){.design-home h1{font-size:46px;letter-spacing:-2.7px}
.design-home .road-art{height:255px}
.design-home .road-svg{height:340px;top:-65px}
.design-home .art-label{font-size:8px;left:18px;top:18px}
.design-home .art-year{font-size:29px;top:16px;right:18px}
.design-home .art-caption{bottom:12px;left:12px;right:12px;padding:8px 11px}
.design-home .caption-icon{font-size:20px}
.design-home .hero-meta{margin-top:18px}
.design-home .hero{gap:22px}
.design-home .quick-panel{display:block}
.design-home .quick-form{max-width:none;margin-top:19px}
.design-home .panel-heading h2 br{display:none}
}

/* Integration with the existing components and the unchanged SEO heading. */
.design-home .hero h1{font-family:Manrope,sans-serif;font-size:49px;line-height:1.13;letter-spacing:-2.4px;margin:24px 0;color:#172542;text-wrap:balance}
.design-home .hero-copy p{max-width:540px}.design-home .hero-link{color:#172542}.design-home .hero-copy>.card-flat{margin-top:18px;font-size:12px}.design-home .hero-meta{margin-bottom:0}
.design-home .brand{gap:0}.design-home .brand-mark{margin-right:10px}.design-home .nav-desktop{display:none}.design-home .nav-desktop a,.design-home .nav-dropdown-toggle{font-size:13px}.design-home .nav-dropdown-toggle{color:#172542}
.design-home .practice{margin-top:4px}.design-home .practice-error{grid-column:1/-1;color:#a5321d;background:#fff0eb;padding:18px;border-radius:10px}.design-home .quick-form{margin:0}.design-home .quick-form .chip-row{flex-wrap:nowrap;margin:0}.design-home .quick-form .chip-row label{margin:0}.design-home .topic-grid form{margin:0}.design-home .topic-card{font-family:Manrope,sans-serif}.design-home .topic-card strong{font-size:14px}.design-home .topic-card small{font-size:12px}.design-home .step,.design-home .eyebrow{line-height:1.5}.design-home .section-heading p{font-size:13px}.design-home .exam-panel:hover{text-decoration:none;background:#dfe6fd}.design-home .exam-panel h2{color:#172542}.design-home .learning-banner a{color:white}.design-home .weak-practice{max-width:none;margin:26px 0}.design-home .weak-practice .card-flat{border:1px solid #d8dce4;background:transparent}.design-home .faq-item{border-radius:0;background:transparent;margin:0;box-shadow:none}.design-home .faq-item summary{padding:0}.design-home .score-row{flex-wrap:wrap;gap:10px}.design-home .section .card{border:1px solid var(--border)}
@media(min-width:960px){.design-home .nav-desktop{display:flex}}
@media(max-width:1000px){.design-home .hero h1{font-size:42px;letter-spacing:-1.8px}}
@media(max-width:760px){.design-home .hero h1{font-size:39px;letter-spacing:-1.6px}.design-home .topic-card strong{font-size:12px}.design-home .topic-card small{font-size:11px}.design-home .hero-meta{flex-wrap:wrap}.design-home .learning-banner{margin-top:30px}.design-home .nav-mobile a{font-size:14px}}
@media(max-width:450px){.design-home .hero h1{font-size:34px;letter-spacing:-1.2px}.design-home .hero-copy p{font-size:13px}.design-home .topic-grid{grid-template-columns:1fr}.design-home .topic-card{min-height:77px}.design-home .topic-card strong{font-size:14px}.design-home .topic-arrow{display:block}.design-home .hero{padding-top:8px}.design-home .quick-panel .quick-form{margin-top:19px}}

/* Keep the shared navigation visible while scrolling. */
.sticky-navigation{position:sticky;top:0;z-index:100;background:var(--bg);box-shadow:0 2px 12px rgba(23,37,66,.08)}
.sticky-navigation .nav-mobile{position:absolute;top:100%;left:0;right:0;max-height:calc(100dvh - 80px);overflow-y:auto;overscroll-behavior:contain;background:var(--bg);box-shadow:0 12px 18px rgba(23,37,66,.12)}
html{scroll-padding-top:112px}
@media(max-width:959px){html{scroll-padding-top:92px}}

.sticky-navigation .nav-mobile{box-sizing:border-box}