.email-auth-page{place-items:center;min-height:70vh;display:grid}.email-auth-card{width:100%;max-width:490px;padding:clamp(24px,5vw,44px)}.email-auth-card h1{margin:22px 0 12px}.email-auth-card>p{color:var(--muted);margin-bottom:24px;line-height:1.9}.email-auth-card>.text-button{margin-top:22px}.email-auth-card .pill{align-items:center;gap:8px;display:inline-flex}.owner-setup-callout{border-top:1px solid var(--border);align-items:flex-start;gap:14px;margin-top:24px;padding:20px 0;display:flex}.owner-setup-callout p{font-size:13px;line-height:1.8}.user-admin-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin:24px 0;display:grid}.user-admin-card{min-width:0}.user-admin-heading{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.user-admin-heading h2{overflow-wrap:anywhere;font-size:18px}.user-admin-heading p{overflow-wrap:anywhere;font-size:14px}.user-admin-fields{grid-template-columns:1fr 1fr;gap:15px;display:grid}.account-password{margin-top:24px}.account-password .form-stack{max-width:520px}.header-register{white-space:nowrap}.user-admin-card>p{line-height:1.8}@media (max-width:650px){.user-admin-grid{grid-template-columns:1fr}.header-register{display:none}.user-admin-heading{flex-wrap:wrap}.user-admin-fields{grid-template-columns:1fr}.header-actions .button{padding:8px 10px;font-size:12px}}
.student-sidebar{z-index:45;background:var(--surface);border-inline-end:1px solid var(--border);overscroll-behavior:contain;flex-direction:column;width:264px;padding:30px 20px 20px;display:flex;position:fixed;inset-block:0;inset-inline-start:0;overflow-y:auto}.student-sidebar[hidden]{display:none}.student-sidebar-heading{justify-content:space-between;align-items:center;padding:3px 13px 30px;display:flex}.sidebar-close,.student-menu-toggle{display:none}.student-sidebar-profile{border-block:1px solid var(--border);align-items:center;gap:12px;margin-bottom:28px;padding:18px 12px;display:flex}.student-sidebar-profile>div{flex-direction:column;gap:2px;min-width:0;display:flex}.student-sidebar-profile strong{overflow-wrap:anywhere;font-size:14px}.student-sidebar-profile>div>span{color:var(--muted);font-size:11px}.student-sidebar-profile .avatar{flex-shrink:0}.sidebar-section-label{color:var(--muted);margin-bottom:12px;padding:0 14px;font-size:11px;display:block}.student-sidebar nav{flex-direction:column;gap:6px;display:flex}.student-sidebar nav>a,.sidebar-admin>a{min-height:51px;color:var(--muted);border-radius:12px;align-items:center;gap:12px;padding:12px 14px;font-size:14px;display:flex}.student-sidebar nav>a:hover,.sidebar-admin>a:hover{color:var(--text);background:var(--soft-2)}.student-sidebar nav>a.active{background:var(--teal-soft);color:var(--green);font-weight:600}.student-sidebar nav>a>span:first-of-type{flex-direction:column;display:flex}.student-sidebar nav small{opacity:.8;font-size:10px;font-weight:400}.sidebar-active-dot{background:var(--green);border-radius:50%;width:6px;height:6px;margin-inline-start:auto}.sidebar-admin{border-top:1px solid var(--border);margin-top:25px;padding-top:22px}.sidebar-admin>a{font-size:13px}.sidebar-admin>a>svg:last-child{margin-inline-start:auto}.student-sidebar-bottom{margin-top:auto;padding:28px 12px 0}.student-sidebar-bottom p{margin-bottom:14px;font-size:11px}.student-sidebar-bottom .button{justify-content:flex-start;width:100%;font-size:13px}.student-shell>.site-header,.student-shell>main,.student-shell>.site-footer,.student-shell>.global-notice{margin-inline-start:264px}.student-shell .header-inner{gap:20px}.student-header-title{align-items:center;gap:12px;font-size:14px;font-weight:550;display:flex}.student-header-title>span{color:var(--muted);font-size:12px}.student-shell .header-actions .avatar{width:36px;height:36px;font-size:16px}.student-shell .page-container,.student-shell .exam-container,.student-shell .footer-inner{width:min(1192px,100% - 64px)}@media (max-width:1000px){.student-shell>.site-header,.student-shell>main,.student-shell>.site-footer,.student-shell>.global-notice{margin-inline-start:0}.student-menu-toggle,.sidebar-close{display:inline-flex}.student-sidebar{z-index:61;width:min(300px,86vw);padding-top:24px;box-shadow:-20px 0 70px #0002}.student-sidebar:not(.is-open){display:none}.student-sidebar.is-open{animation:.2s ease-out student-slide-in}.student-sidebar-backdrop{z-index:60;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#061b1480;position:fixed;inset:0}.student-sidebar-heading{padding-bottom:22px}.student-sidebar-profile{margin-bottom:20px}.student-header-title{gap:8px}.student-shell .header-inner{width:calc(100% - 40px)}.student-sidebar-bottom{padding-top:22px}}@media (max-width:700px){.student-shell .page-container,.student-shell .exam-container,.student-shell .footer-inner{width:calc(100% - 40px)}.student-header-title>span{display:none}.student-header-title{font-size:13px}.student-shell .header-actions{gap:9px}.guest-shell .header-inner{gap:16px}.guest-shell .main-nav{box-shadow:none;background:0 0;border:0;flex-direction:row;align-items:center;height:100%;margin-inline-start:auto;padding:0;display:flex;position:static}.guest-shell .main-nav a{padding:0;font-size:11px}.guest-shell .header-actions{gap:8px;margin-inline-start:0}.guest-shell .header-register{font-size:10px}.guest-shell .brand{font-size:25px}.guest-shell .brand-symbol{width:25px;height:25px}.guest-shell .theme-toggle{width:32px;height:32px}.guest-shell .header-actions .button{padding-inline:10px}}@media (max-width:420px){.guest-shell .header-inner{gap:10px;width:calc(100% - 24px)}.guest-shell .main-nav a{font-size:10px}.guest-shell .header-actions{gap:6px}.guest-shell .header-actions .button{gap:4px;padding-inline:8px;font-size:9px}.guest-shell .brand{gap:7px;font-size:23px}.guest-shell .brand-symbol{width:22px;height:22px}.guest-shell .header-register{font-size:9px}}@keyframes student-slide-in{0%{transform:translate(100%)}to{transform:translate(0)}}@media (prefers-reduced-motion:reduce){.student-sidebar.is-open{animation:none}}
:root{--bg:#f7f7f7;--surface:#fff;--soft:#ededed;--soft-2:#f2f2f2;--text:#101010;--muted:#626262;--border:#d7d7d7;--green:#111;--green-hover:#333;--lime:#dedede;--lime-soft:#ededed;--purple:#e8e8e8;--purple-ink:#414141;--teal-soft:#e9e9e9;--shadow:0 18px 48px -30px #0005}:root[data-theme=dark]{--bg:#090909;--surface:#171717;--soft:#242424;--soft-2:#1d1d1d;--text:#f7f7f7;--muted:#b1b1b1;--border:#424242;--green:#f7f7f7;--green-hover:#dedede;--lime:#424242;--lime-soft:#262626;--purple:#303030;--purple-ink:#e5e5e5;--teal-soft:#282828;--shadow:0 18px 48px -30px #000b}.site-header{color:#fff;background:#050505;border-color:#242424}.site-header .main-nav a,.site-header .student-header-title>span{color:#c6c6c6}.site-header .main-nav a:hover,.site-header .main-nav a.active{color:#fff}.site-header .main-nav a.active:after{background:#fff}.site-header .icon-button,.site-header .text-button{color:#fff}.site-header .icon-button:hover{background:#292929}.site-header .theme-toggle{border-color:#555}.site-header .dark-button{color:#080808;background:#fff}.site-header .avatar{color:#111;background:#fff}.brand{line-height:0}.brand-mark{background:#050505 url(/aced-logo.jpg) 50%/335px no-repeat;flex:none;width:154px;height:53px;display:inline-block}.brand-small .brand-mark{background-size:255px;width:117px;height:42px}.student-sidebar-heading .brand-mark{background-size:280px;width:128px;height:46px}.hero.page-container.aced-home-hero{color:#111;background:radial-gradient(circle at 53% 35%,#fff 0,#0000 48%),#f7f7f5;grid-template-columns:minmax(0,.95fr) minmax(410px,1.05fr);align-items:center;gap:clamp(40px,5vw,86px);width:100%;max-width:none;min-height:690px;margin:0;padding:76px max(40px,50vw - 596px) 86px}.aced-home-hero h1{letter-spacing:-.055em;font-size:clamp(46px,5.1vw,70px);font-weight:750;line-height:1.19}.aced-home-hero .hero-highlight{color:#111;white-space:normal}.aced-home-hero .hero-eyebrow{color:#666;letter-spacing:.11em;margin-bottom:22px;font-size:11px}.aced-home-hero .status-dot{background:#111;box-shadow:0 0 0 4px #e6e6e4}.aced-home-hero .hero-description{color:#4b4b4b;max-width:530px;margin-top:24px;font-size:17px;line-height:1.95}.aced-home-hero .button.primary{color:#fff;background:#101010;border-radius:10px}.aced-home-hero .button.primary:hover{background:#333;box-shadow:0 12px 27px -13px #0009}.aced-home-hero .text-button{color:#1a1a1a}.aced-home-hero .hero-micro{color:#414141;flex-wrap:wrap;gap:20px;margin-top:30px;font-size:12px}.aced-home-hero .hero-micro svg{color:#111}.hero-support-note{color:#777;max-width:430px;margin-top:24px;font-size:12px;line-height:1.8}.hero-demo{min-width:0;scroll-margin-top:110px}.practice-preview{background:#fff;border:1px solid #d9d9d7;border-radius:20px;padding:0;overflow:hidden;box-shadow:0 30px 72px -45px #0006}.preview-topline{color:#555;border-bottom:1px solid #e9e9e7;align-items:center;gap:10px;padding:17px 24px;font-size:12px;font-weight:600;display:flex}.preview-live-dot{background:#111;border-radius:50%;width:8px;height:8px;box-shadow:0 0 0 4px #ededeb}.preview-course{letter-spacing:.12em;color:#222;margin-inline-start:auto;font:700 11px/1.4 Arial,sans-serif}.preview-tabs{grid-template-columns:repeat(3,1fr);gap:7px;padding:17px 24px 0;display:grid}.preview-tabs button{color:#5e5e5e;background:#f7f7f6;border:1px solid #e3e3e1;border-radius:9px;justify-content:center;align-items:center;gap:8px;min-height:42px;padding:8px 5px;font:650 12px/1.4 Arial,sans-serif;transition:background .18s,color .18s,border-color .18s;display:flex}.preview-tabs button span{color:#909090;font-size:10px}.preview-tabs button:hover{color:#111;border-color:#999}.preview-tabs button.active{color:#fff;background:#111;border-color:#111}.preview-tabs button.active span{color:#bcbcbc}.preview-content{min-height:328px;padding:24px 24px 16px}.preview-question-meta{color:#747474;justify-content:space-between;gap:15px;font-size:11px;line-height:1.5;display:flex}.preview-question-meta span:last-child{white-space:nowrap}.preview-content h2{color:#151515;letter-spacing:-.02em;min-height:77px;margin:18px 0 19px;font-size:clamp(19px,2vw,24px);font-weight:700;line-height:1.65}.preview-choices{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.preview-choice{color:#222;text-align:start;background:#fff;border:1px solid #dededc;border-radius:10px;align-items:center;gap:12px;min-height:58px;padding:12px 14px;transition:border-color .18s,background .18s,transform .18s;display:flex}.preview-choice:hover:not(:disabled){background:#f7f7f5;border-color:#111;transform:translateY(-1px)}.preview-choice:disabled{opacity:1;cursor:default}.choice-letter{color:#666;background:#f0f0ee;border-radius:6px;flex:0 0 25px;place-items:center;width:25px;height:25px;font:700 11px/1 Arial,sans-serif;display:grid}.preview-choice>svg{margin-inline-start:auto}.preview-choice.correct{color:#fff;background:#111;border-color:#111}.preview-choice.correct .choice-letter{color:#fff;background:#393939}.preview-choice.incorrect{color:#712c21;background:#fff7f5;border-color:#cd8c81}.preview-feedback{background:#f7f7f6;border:1px solid #ddd;border-radius:9px;margin-top:14px;padding:13px 16px;font-size:12px}.preview-feedback strong{font-size:13px}.preview-feedback p{color:#555;margin-top:3px;line-height:1.7}.preview-feedback.is-incorrect{background:#fff7f5;border-color:#e8c9c2}.preview-footer{color:#777;border-top:1px solid #ececea;justify-content:space-between;align-items:center;gap:12px;padding:13px 24px;font-size:10px;display:flex}.preview-footer button{color:#111;white-space:nowrap;align-items:center;gap:6px;font-size:11px;font-weight:650;display:inline-flex}.preview-footer button:hover{text-decoration:underline}.preview-deep-link{color:#222;background:#f4f4f2;border-top:1px solid #e9e9e7;justify-content:center;align-items:center;gap:8px;min-height:46px;padding:8px 20px;font-size:12px;font-weight:650;display:flex}.preview-deep-link:hover{background:#e9e9e6}.practice-preview button:focus-visible,.practice-preview a:focus-visible{outline-color:#111}.approach-strip{background:var(--soft-2)}.language-toggle{white-space:nowrap;border:1px solid var(--border);border-radius:10px;padding:7px 11px;font:600 12px/1.3 Arial,sans-serif}.language-toggle:hover{background:var(--soft)}html[lang=en] .aced-home-hero h1{font-size:clamp(40px,4.15vw,61px);line-height:1.2}.confidence-banner{color:#fff;background:#080808}.confidence-banner .eyebrow,.confidence-banner p{color:#c7c7c7}.confidence-banner .banner-features svg{color:#fff}.confidence-banner .lime-button{color:#111;background:#fff}.confidence-banner .banner-orbit,.confidence-banner .banner-orbit:before,.confidence-banner .banner-orbit:after{border-color:#fff2}.course-card:hover{border-color:#666}.course-color-emerald,.course-color-purple,.course-color-amber,.course-color-blue,.tint-0,.tint-1,.tint-2,.tint-3{background:var(--soft);color:var(--text)}.site-footer{color:#fff;background:#050505;border-color:#333}.site-footer p,.site-footer .footer-inner>div>a,.site-footer .demo-marker{color:#c8c8c8}.demo-marker>span,.status-dot{background:#777}.pill.green,.pill.purple,.study-tool-button.is-saved,.study-card-options>div.correct{color:var(--text)}::selection{color:#050505;background:#bcbcbc}:root[data-theme=dark] .hero.page-container.aced-home-hero{color:#f7f7f7;background:#101010}:root[data-theme=dark] .aced-home-hero .hero-highlight,:root[data-theme=dark] .aced-home-hero .text-button{color:#f7f7f7}:root[data-theme=dark] .aced-home-hero .hero-eyebrow,:root[data-theme=dark] .aced-home-hero .hero-description,:root[data-theme=dark] .aced-home-hero .hero-micro,:root[data-theme=dark] .hero-support-note{color:#bdbdbd}:root[data-theme=dark] .aced-home-hero .button.primary{color:#111;background:#f7f7f7}:root[data-theme=dark] .aced-home-hero .hero-micro svg{color:#f7f7f7}:root[data-theme=dark] .aced-home-hero .status-dot{background:#f7f7f7;box-shadow:0 0 0 4px #555}:root[data-theme=dark] .practice-preview{background:#191919;border-color:#414141}:root[data-theme=dark] .preview-topline,:root[data-theme=dark] .preview-footer,:root[data-theme=dark] .preview-deep-link{border-color:#383838}:root[data-theme=dark] .preview-topline,:root[data-theme=dark] .preview-course,:root[data-theme=dark] .preview-content h2,:root[data-theme=dark] .preview-footer button{color:#f7f7f7}:root[data-theme=dark] .preview-tabs button{color:#ccc;background:#242424;border-color:#444}:root[data-theme=dark] .preview-tabs button.active{color:#111;background:#f7f7f7;border-color:#f7f7f7}:root[data-theme=dark] .preview-choice{color:#f7f7f7;background:#222;border-color:#484848}:root[data-theme=dark] .preview-choice.correct{color:#111;background:#f1f1f1;border-color:#f1f1f1}:root[data-theme=dark] .preview-choice.incorrect{background:#422c2b;border-color:#bc766e}:root[data-theme=dark] .preview-choice.correct .choice-letter{color:#111;background:#d5d5d5}:root[data-theme=dark] .preview-feedback,:root[data-theme=dark] .preview-deep-link{color:#f7f7f7;background:#252525;border-color:#454545}:root[data-theme=dark] .preview-feedback p{color:#c3c3c3}:root[data-theme=dark] .preview-feedback.is-incorrect{background:#422c2b}@media (max-width:900px){.hero.page-container.aced-home-hero{grid-template-columns:minmax(0,1fr) minmax(360px,1fr);gap:26px;min-height:auto;padding:56px 35px}.aced-home-hero h1{font-size:clamp(41px,5.1vw,58px)}html[lang=en] .aced-home-hero h1{font-size:clamp(36px,4.5vw,48px)}}@media (max-width:700px){.language-toggle{padding:7px 8px;font-size:11px}.hero.page-container.aced-home-hero{grid-template-columns:1fr;gap:39px;padding:48px 22px 58px}.aced-home-hero h1,html[lang=en] .aced-home-hero h1{font-size:clamp(38px,9vw,56px)}.aced-home-hero .hero-description{font-size:15px;line-height:1.9}.aced-home-hero .hero-actions{flex-wrap:wrap;gap:9px 20px}.hero-demo{width:100%;max-width:540px;margin-inline:auto}.preview-content{min-height:0}.brand-mark{background-size:266px;width:122px;height:44px}.footer-inner{padding-block:28px}}@media (max-width:420px){.preview-topline,.preview-content,.preview-footer,.preview-tabs{padding-inline:16px}.preview-choices{gap:8px}.preview-choice{min-height:53px;padding:10px}.preview-question-meta{flex-wrap:wrap;gap:5px}.preview-content h2{min-height:0}}@media (prefers-reduced-motion:reduce){.preview-tabs button,.preview-choice{transition:none}}