:root{--navy:#142b4d;--blue:#245de6;--soft:#ecf2ff;--bg:#f2f5fa;--ink:#172c48;--muted:#62738b;--line:#dce3ed}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,"Noto Sans Armenian",sans-serif;font-size:16px;line-height:1.6}button{font:inherit;cursor:pointer}a{color:var(--blue);text-underline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #efb52e;outline-offset:4px}button:disabled{opacity:.4;cursor:not-allowed}.topbar{height:90px;padding:0 max(5%,calc((100% - 1192px)/2));display:flex;align-items:center;justify-content:space-between;background:white;border-bottom:1px solid var(--line);gap:20px}.brand{display:flex;align-items:center;gap:12px}.brandmark{display:grid;place-items:center;width:43px;height:46px;background:var(--navy);color:white;font-size:26px;font-weight:bold;border-radius:12px 12px 3px 3px;border-bottom:4px solid #4a7cff}.brand strong{display:block;font-size:23px;line-height:1.2}.brand div>span{display:block;font-size:12px;color:var(--muted);margin-top:5px}.textbutton{background:none;border:0;color:var(--muted);font-size:14px;padding:8px}main{max-width:1240px;margin:auto;padding:38px 24px 60px;min-height:calc(100vh - 180px)}.page-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:26px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.05em;color:var(--muted)}h1{font-size:28px;line-height:1.45;margin:5px 0 0}h2{font-size:23px;line-height:1.55;margin:0}h3{font-size:19px;line-height:1.65;margin:0}.subtitle{color:var(--muted);margin:6px 0 0;font-size:14px}.primary,.secondary{border-radius:10px;padding:12px 21px;min-height:48px;border:1px solid transparent;font-weight:600}.primary{background:var(--blue);color:white}.primary:hover{background:#154dce}.secondary{background:white;border-color:var(--line);color:var(--ink)}.secondary:hover{background:var(--soft);border-color:#b7caf8}.layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:28px;align-items:start}.sidebar{background:var(--navy);color:white;border-radius:17px;padding:24px;position:sticky;top:20px}.sidebar .eyebrow{color:#9bb0cd}.sidebar h2{font-size:22px;margin:6px 0 22px}.completion{display:flex;justify-content:space-between;align-items:center;font-size:14px;margin-bottom:10px;color:#c7d3e5}.completion strong{color:white}progress{display:block;width:100%;height:5px;border:0;border-radius:5px;background:#334968;accent-color:#88aaff}progress::-webkit-progress-bar{background:#334968;border-radius:5px}progress::-webkit-progress-value{background:#88aaff;border-radius:5px}.question-nav{display:grid;grid-template-columns:repeat(5,1fr);gap:7px;margin:25px 0 20px}.number{display:grid;place-items:center;border:1px solid #435570;background:transparent;color:#c3cfe0;aspect-ratio:1;border-radius:7px;font-size:14px;font-weight:600;padding:0}.number.answered{background:#365581;color:white;border-color:#5475a5}.number.current{background:white;color:var(--navy);border-color:white;box-shadow:0 0 0 2px #7a9ddc}.legend{font-size:12px;color:#b0c0d7;margin:0}.legend span{display:inline-block;width:9px;height:9px;background:#5475a5;border-radius:2px;margin-right:5px}.side-note{border-top:1px solid #344b6b;margin-top:24px;padding-top:21px;color:#b5c4db;font-size:14px;line-height:1.7}.side-note strong{display:block;color:white;font-size:15px;margin-bottom:7px}.workspace{min-width:0}.question-card{background:white;border:1px solid var(--line);border-radius:17px;overflow:hidden}.question-meta{display:flex;justify-content:space-between;align-items:center;padding:20px 28px 0;gap:12px}.pill{background:var(--soft);color:#2b56b9;padding:5px 10px;border-radius:6px;font-size:12px;font-weight:600}.source-id{font-size:12px;color:var(--muted)}.question-body{padding:20px 28px 28px}.question-body h2{font-size:21px;line-height:1.65;margin-bottom:23px}.question-images{background:#f8faff;border:1px solid #edf0f5;display:flex;flex-wrap:wrap;align-items:center;justify-content:center;border-radius:12px;min-height:190px;margin:0 0 24px;padding:15px;gap:12px}.picture{padding:0;background:none;border:0;display:block;max-width:100%;position:relative}.picture img{display:block;width:min(100%,510px);height:auto;max-height:320px;object-fit:contain;margin:auto}.zoom{position:absolute;bottom:2px;right:2px;color:#394d6c;background:white;border-radius:5px;padding:2px 7px;font-size:12px;box-shadow:0 1px 6px #142b4d20}.answers{border:0;margin:0;padding:0;min-width:0}.answers legend{font-size:14px;color:var(--muted);margin-bottom:10px}.option{display:flex;align-items:center;gap:14px;border:1px solid var(--line);border-radius:10px;padding:15px 17px;margin-bottom:10px;cursor:pointer;line-height:1.65}.option:last-child{margin-bottom:0}.option:hover{border-color:#91acec;background:#f9fbff}.option:has(input:checked){background:var(--soft);border-color:var(--blue);box-shadow:inset 0 0 0 1px var(--blue)}.option input{appearance:none;margin:0;width:21px;height:21px;flex:0 0 21px;border:1.5px solid #b1bfd2;border-radius:50%;background:white}.option input:checked{border:6px solid var(--blue)}.optionno{color:var(--muted);font-size:14px;margin-right:5px}.card-bottom{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:20px 28px;border-top:1px solid var(--line);background:#fcfdff}.right-actions{display:flex;gap:10px}.under-card{display:flex;justify-content:space-between;align-items:center;margin-top:17px;gap:15px}.under-card p{font-size:13px;color:var(--muted);margin:0}.finishlink{color:var(--blue);background:none;border:0;font-size:14px;font-weight:600;padding:8px}.statsline{display:flex;gap:16px;font-size:13px;color:var(--muted);align-items:center;margin-top:24px}.statsline b{color:var(--ink)}footer{max-width:1192px;border-top:1px solid var(--line);margin:auto;padding:20px 0 30px;color:var(--muted);display:flex;justify-content:space-between;gap:20px;font-size:12px}footer a{color:var(--muted)}dialog{border:0;border-radius:20px;box-shadow:0 20px 90px #0b1c4140;color:var(--ink);padding:30px;max-width:min(760px,calc(100vw - 28px));width:100%;max-height:88vh;overflow-y:auto}dialog::backdrop{background:#0818328f;backdrop-filter:blur(4px)}.dialoghead{display:flex;justify-content:space-between;align-items:flex-start;gap:15px;margin-bottom:15px}.close{width:38px;height:38px;flex-shrink:0;border:1px solid var(--line);background:white;border-radius:50%;font-size:25px;line-height:1}.muted,.fineprint{color:var(--muted)}.fineprint{font-size:13px;line-height:1.8}.dialogactions{display:flex;justify-content:flex-end;gap:12px;margin-top:28px}#test-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:20px 0}.testtile{border:1px solid var(--line);background:white;padding:13px;border-radius:10px;text-align:left;color:var(--ink)}.testtile strong{display:block;font-size:17px}.testtile span{font-size:12px;color:var(--muted)}.testtile.active,.testtile:hover{border-color:var(--blue);background:var(--soft)}.testtile.done{border-color:#91c9ad}.sourcecount{display:flex;align-items:baseline;gap:10px;background:var(--bg);padding:20px;border-radius:12px;font-size:14px;flex-wrap:wrap}.sourcecount strong{font-size:24px;color:var(--blue)}#source-links{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;font-size:14px}#image-dialog{max-width:min(1050px,calc(100vw - 20px))}#large-image{width:100%;height:auto;display:block}.loading{text-align:center;padding:80px 20px}.spinner{display:inline-block;width:32px;height:32px;border:3px solid var(--line);border-top-color:var(--blue);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.result-top{background:var(--navy);color:white;padding:32px;border-radius:17px;display:flex;align-items:center;justify-content:space-between;gap:28px;margin-bottom:25px}.result-top .eyebrow{color:#adc3e5}.result-score{font-size:58px;font-weight:bold;line-height:1.2;white-space:nowrap}.result-score span{font-size:22px;color:#9fb4d1}.result-stats{display:flex;gap:24px;margin-top:17px;font-size:14px;color:#c4d2e5}.result-stats b{display:block;font-size:25px;color:white}.result-actions{display:flex;gap:10px;flex-wrap:wrap}.review-heading{display:flex;align-items:center;justify-content:space-between;margin:30px 0 18px;gap:20px}.review-card{border:1px solid var(--line);background:white;border-radius:14px;padding:25px;margin-bottom:18px;content-visibility:auto;contain-intrinsic-size:auto 650px}.review-meta{display:flex;gap:12px;align-items:center;margin-bottom:15px;flex-wrap:wrap;font-size:13px}.status{padding:4px 10px;border-radius:5px;font-weight:600}.status.correct{color:#16764a;background:#eaf7ef}.status.wrong{color:#b73138;background:#fff0f1}.status.empty{color:#7b6119;background:#fff7dc}.review-card h3{margin-bottom:20px}.review-card .question-images{min-height:0;max-width:650px}.review-option{border:1px solid var(--line);border-radius:8px;padding:12px 15px;margin-top:8px;font-size:15px;display:flex;justify-content:space-between;gap:15px;align-items:center}.review-option.correct{background:#eef8f2;border-color:#81c7a2}.review-option.wrong{background:#fff2f3;border-color:#e9a1a7}.review-option small{white-space:nowrap;font-size:12px;font-weight:bold}.explanation{background:#f1f5fc;border-left:3px solid var(--blue);border-radius:0 9px 9px 0;padding:18px 21px;margin-top:20px;font-size:15px;line-height:1.8}.explanation strong{font-size:14px;display:block;color:#2b56b9;margin-bottom:6px}.explanation p{margin:0 0 8px}.explanation p:last-child{margin:0}.review-source{display:inline-block;margin-top:16px;font-size:13px}.checked-filter{display:flex;gap:8px;align-items:center;font-size:14px}.checked-filter input{width:18px;height:18px;accent-color:var(--blue)}.notice{background:#fff6dc;border-radius:8px;padding:12px;margin-top:12px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(max-width:900px){.layout{grid-template-columns:200px minmax(0,1fr);gap:18px}.sidebar{padding:18px}.question-meta{padding:20px 20px 0}.question-body{padding:20px}.card-bottom{padding:18px 20px}.question-nav{gap:5px}.topbar{padding:0 24px}footer{margin:0 24px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* Phone-first study controls; retain the existing desktop layout. */
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body:has(dialog[open]){overflow:hidden}
button,a,label,input{-webkit-tap-highlight-color:transparent}
button{touch-action:manipulation}
.question-picker,.source-label-short{display:none}
.page-heading>div,.result-top>div,.review-option>span{min-width:0}
.option>span,.review-option>span,.explanation,.notice{overflow-wrap:anywhere}
.close{width:44px;height:44px}
dialog{max-height:88dvh;overscroll-behavior:contain}
#question-title{scroll-margin-top:16px}
@media(max-width:760px){
 .topbar{height:auto;min-height:68px;padding:10px max(16px,env(safe-area-inset-right)) 10px max(16px,env(safe-area-inset-left));gap:12px}
 .brand{gap:9px;min-width:0}.brand strong{font-size:1.25rem}.brand div>span{display:none}.brandmark{width:36px;height:40px;font-size:1.5rem;flex-shrink:0}
 .topbar .textbutton{font-size:.875rem;padding:10px 0;min-height:44px;max-width:50%;text-align:right}
 .source-label-full{display:none}.source-label-short{display:inline}
 main{padding:20px max(12px,env(safe-area-inset-right)) calc(110px + env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left));min-height:calc(100dvh - 150px)}
 .page-heading{gap:12px;align-items:center;margin-bottom:16px}.page-heading .eyebrow{display:none}
 h1{font-size:1.25rem;line-height:1.5;margin:0}.subtitle{font-size:.875rem;margin-top:4px}
 .page-heading .secondary{font-size:.875rem;padding:10px 12px;min-height:48px;flex-shrink:0;max-width:44%}
 .layout{display:flex;flex-direction:column;gap:14px}.workspace{width:100%}
 .sidebar{position:static;width:100%;border-radius:12px;padding:12px 16px}
 .sidebar h2,.sidebar>.eyebrow,.side-note,.legend{display:none}
 .completion{font-size:.875rem;margin:0 0 8px;gap:10px;flex-wrap:wrap}
 .question-picker{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;min-height:44px;margin-top:6px;padding:4px 0;background:none;border:0;color:white;font-size:.875rem;text-align:left}
 .picker-current{display:flex;align-items:center;gap:14px;white-space:nowrap}.picker-current>span{font-size:1.25rem;width:18px;text-align:center}
 .question-nav{display:none;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;margin:8px 0 4px}
 .question-nav.is-open{display:grid}.number{min-height:44px;aspect-ratio:auto;font-size:1rem;border-radius:8px;padding:6px 0}
 .question-card{border-radius:12px}.question-meta{padding:16px 16px 0;gap:8px;flex-wrap:wrap}.pill,.source-id{font-size:.75rem}
 .question-body{padding:16px}.question-body h2{font-size:1.125rem;line-height:1.75;margin-bottom:18px}
 .question-images{padding:6px;min-height:0;margin-bottom:18px;gap:8px;border-radius:8px}
 .picture{width:100%}.picture img{width:100%;max-height:min(48dvh,380px);object-fit:contain}.zoom{min-width:32px;min-height:32px;display:grid;place-items:center;font-size:1rem}
 .answers legend{font-size:.875rem;margin-bottom:10px}
 .option{min-height:56px;padding:14px 12px;gap:12px;font-size:1rem;align-items:flex-start;line-height:1.75}.option input{margin-top:4px;width:22px;height:22px;flex-basis:22px}.optionno{font-size:.875rem}
 .card-bottom{position:fixed;z-index:10;bottom:0;left:0;right:0;display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:10px;padding:12px max(12px,env(safe-area-inset-right)) calc(12px + env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left));background:#fff;border-top:1px solid var(--line);box-shadow:0 -5px 24px #142b4d0d}
 .right-actions{display:block;min-width:0}.card-bottom button{width:100%;height:100%;min-height:50px;padding:12px 8px;font-size:1rem;line-height:1.45;overflow-wrap:anywhere}
 .under-card{flex-direction:column;align-items:flex-start;gap:4px;margin-top:14px}.under-card p{font-size:.875rem}.finishlink{min-height:44px;padding:8px 0;font-size:.875rem;text-align:left}
 .statsline{font-size:.8125rem;gap:8px;flex-wrap:wrap;margin-top:10px}
 footer{margin:0 16px;padding-bottom:calc(100px + env(safe-area-inset-bottom));flex-direction:column;gap:8px;font-size:.8125rem;overflow-wrap:anywhere}footer a{padding:8px 0;min-height:44px}
 dialog{width:calc(100% - 16px);max-width:calc(100% - 16px);max-height:calc(100dvh - 24px);margin:auto;padding:20px 16px calc(20px + env(safe-area-inset-bottom));border-radius:16px;overflow-wrap:anywhere}
 dialog h2{font-size:1.125rem;line-height:1.6}.dialoghead{gap:10px}.dialoghead>div{min-width:0}.dialogactions{flex-direction:column-reverse;gap:10px;margin-top:20px}.dialogactions button{width:100%;font-size:1rem;min-height:50px}
 #test-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:16px 0}.testtile{padding:14px 12px;min-height:78px}.testtile strong{font-size:1rem}.testtile span{font-size:.8125rem}
 .sourcecount{padding:14px;gap:8px}.sourcecount strong{font-size:1.375rem}#source-links{grid-template-columns:1fr;font-size:1rem;gap:0}#source-links a{padding:10px 0;min-height:44px}
 #image-dialog{width:calc(100% - 12px);max-width:calc(100% - 12px);padding:12px}#large-image{max-width:100%;height:auto}
 .result-top{padding:22px 18px;display:grid;grid-template-columns:1fr;gap:18px;margin-bottom:20px}.result-score{font-size:3rem}.result-score span{font-size:1.25rem}
 .result-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;font-size:.875rem;margin:0}.result-stats b{font-size:1.5rem}
 .result-actions{display:grid;grid-template-columns:1fr;gap:10px;width:100%}.result-actions button{font-size:1rem;min-height:50px;padding:12px}
 .review-heading{flex-direction:column;align-items:stretch;gap:12px;margin:24px 0 16px}.review-heading h2{font-size:1.25rem}
 .checked-filter{min-height:48px;font-size:.875rem;align-items:center;gap:12px}.checked-filter input{flex-shrink:0;width:22px;height:22px}
 .review-card{padding:16px;margin-bottom:14px;content-visibility:visible}.review-card h3{font-size:1.125rem;line-height:1.75}.review-meta{font-size:.8125rem;gap:8px}
 .review-option{font-size:1rem;flex-direction:column;align-items:flex-start;gap:6px;padding:12px}.review-option small{white-space:normal;font-size:.8125rem}
 .explanation{font-size:1rem;padding:14px 12px;line-height:1.8}.explanation strong{font-size:.875rem}.review-source{font-size:.875rem;min-height:44px;padding:8px 0}.fineprint{font-size:.8125rem}
}
@media(max-width:360px){.page-heading{align-items:flex-start;flex-direction:column;gap:10px}.page-heading .secondary{max-width:100%;width:100%}.question-body,.review-card{padding:14px}.question-meta{padding:14px 14px 0}}
@media(max-height:500px) and (max-width:760px){.card-bottom{padding-top:8px}.card-bottom button{min-height:44px;padding:8px}dialog{max-height:calc(100dvh - 12px)}}

.save-status{max-width:1192px;margin:10px auto 0;padding:0 24px;display:flex;align-items:center;flex-wrap:wrap;gap:6px 12px;color:var(--muted);font-size:.8125rem;min-height:28px}.save-status[data-state="error"],.save-status[data-state="conflict"]{color:#9a4b11}.save-status .textbutton{min-height:44px;color:var(--blue);text-decoration:underline}.save-status [hidden]{display:none}@media(max-width:760px){.save-status{padding:0 16px;margin-top:10px;font-size:.8125rem}main{padding-top:14px}}

/* Confidence and explanation controls stay readable at narrow widths. */
.unsure-toggle,.explanation-toggle{min-height:44px;padding:11px 16px;border:1px solid #d2d8d4;border-radius:10px;background:#fff;color:#244237;font:inherit;font-weight:600;cursor:pointer;text-align:left;white-space:normal}
.unsure-toggle{margin-top:18px}.unsure-toggle.is-unsure{background:#fff2c9;border-color:#b8840b;color:#705000}.confidence-help{font-size:13px;line-height:1.6;color:#67776f;margin:8px 0 0}
.review-card.review-unsure{border:2px solid #d3a326;background:#fffdf4}.status.uncertain{background:#ffedb0;color:#705000}.review-unsure .review-option.correct{background:#fff0ba;border-color:#d3a326;color:#654800}
.explanation-toggle{margin-top:16px}.explanation[hidden]{display:none}.explanation h4{font-size:15px;line-height:1.6;margin:0 0 6px;color:#204b3b}.learning-block{margin-top:18px}.learning-block p{margin:0}.memory-hint{border-left:3px solid #c49a37;padding:10px 14px;background:#fff9e8}.explanation a{overflow-wrap:anywhere}.explanation-toggle:focus-visible,.unsure-toggle:focus-visible{outline:3px solid #b68616;outline-offset:3px}
.explanation a{display:block;width:fit-content;min-height:44px;padding:6px 0}
@media(max-width:760px){.explanation-toggle,.unsure-toggle{width:100%}.explanation{padding:16px}.explanation h4{font-size:16px}}
.failed-practice{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:16px 18px;margin:16px 0;background:#fff7e4;border:1px solid #f0d99e;border-radius:12px}.failed-practice strong,.failed-practice span{display:block}.failed-practice span{font-size:13px;color:var(--muted);margin-top:2px}.failed-practice button{flex:0 0 auto;min-width:110px}@media(max-width:420px){.failed-practice{align-items:stretch;flex-direction:column}.failed-practice button{width:100%}}

.account-page { max-width: 560px; margin: 48px auto; padding: 24px; }
.account-page > a { display: inline-block; margin-bottom: 24px; }
.account-page h1 { margin-bottom: 16px; }
.account-page p { margin-bottom: 24px; }
.account-link { white-space: nowrap; }
@media (max-width: 600px) { .topbar { flex-wrap: wrap; gap: 12px; } .account-link { margin-left: auto; } }

.login-page { max-width: 520px; margin: 0 auto; padding: 28px 24px 48px; }
.login-back { display: inline-block; font-size: 14px; color: #526885; margin-bottom: 32px; text-decoration: none; }
.login-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 26px; font-size: 22px; }
.brand,.login-brand{color:var(--ink);text-decoration:none}
.login-page > h1 { font-size: 30px; line-height: 1.4; margin: 0 0 12px; }
.login-intro { color: #647594; line-height: 1.8; margin-bottom: 28px; }
.login-card { background: white; border: 1px solid #dce4f1; border-radius: 20px; padding: 28px; box-shadow: 0 8px 30px #142b4d08; }
.login-card h2 { margin: 0 0 24px; font-size: 19px; line-height: 1.5; }
.login-card h1 { font-size: 24px; margin-bottom: 20px; }
.login-card p { line-height: 1.8; overflow-wrap: anywhere; }
.login-wide { display: flex; align-items: center; justify-content: center; gap: 12px; width: 100%; min-height: 50px; text-decoration: none; }
.google-login { background: white; border: 1px solid #dce4f1; border-radius: 12px; color: #142b4d; font-size: 15px; font-weight: 600; padding: 12px; }
.google-login:hover:not(:disabled) { background: #f2f5fb; border-color: #9aafce; }
.login-divider { display: flex; align-items: center; gap: 12px; margin: 26px 0; color: #647594; font-size: 12px; }
.login-divider::before, .login-divider::after { content: ''; height: 1px; background: #e3e9f3; flex: 1; }
.login-label { display: block; margin-bottom: 10px; font-size: 14px; font-weight: 600; }
.login-input { width: 100%; min-height: 50px; padding: 12px 14px; border: 1px solid #cbd7e8; border-radius: 10px; background: white; color: #142b4d; font: inherit; }
.login-input:focus { outline: 2px solid #2858ed; outline-offset: 2px; }
.login-method-note { color: #647594; font-size: 12px; margin: 10px 0 16px; }
.login-error { color: #a42336; background: #fff0f1; border-radius: 10px; padding: 12px; margin-top: 20px; font-size: 14px; }
.login-new-account { font-size: 12px; color: #647594; margin: 24px 0 0; text-align: center; }
.login-guest { margin: 24px 0 0; text-align: center; font-size: 13px; color: #647594; line-height: 1.8; }
.login-mail-icon { display: block; font-size: 36px; margin-bottom: 20px; color: #2858ed; }
.login-card button:disabled, .login-card input:disabled { opacity: .55; cursor: not-allowed; }
@media (max-width: 480px) { .login-page { padding: 24px 16px 36px; } .login-card { padding: 22px 18px; } .login-page > h1 { font-size: 25px; } }

/* Public information pages and shared navigation. */
.site-footer{flex-wrap:wrap;align-items:center;padding-inline:16px}.site-footer nav{display:flex;flex-wrap:wrap;gap:8px 20px}.site-footer nav a{display:inline-flex;align-items:center;min-height:44px}.information-brand{color:var(--ink);text-decoration:none}.information-page{max-width:860px;padding-top:32px}.information-card{background:white;border:1px solid var(--line);border-radius:18px;padding:36px}.information-card h1{margin:0 0 16px}.information-intro{font-size:18px;color:var(--muted)}.information-card section{margin-top:30px}.information-card h2{font-size:21px;margin-bottom:10px}.information-card p{margin:10px 0}.information-card li{margin:8px 0}.information-card a{overflow-wrap:anywhere}.information-cta{display:inline-block;color:white;text-decoration:none;margin-top:8px}.information-header .textbutton{text-decoration:none}.information-card ul,.information-card ol{padding-left:24px}@media(max-width:600px){.information-page{padding:20px 16px 32px;min-height:auto}.information-card{padding:24px 20px}.information-card h1{font-size:25px}.information-intro{font-size:16px}.information-header{height:auto;min-height:90px;padding:16px;gap:12px;flex-wrap:wrap}.information-header .textbutton{padding:8px 0}.site-footer{padding-inline:0}.site-footer nav{gap:0 16px}}

/* Public learning content is present in the first HTML response. */
.seo-intro,.seo-discovery{max-width:1192px;margin:0 auto;padding:28px 24px}.seo-intro h1{font-size:clamp(24px,3vw,36px);line-height:1.5;max-width:950px;margin:6px 0 10px}.seo-intro p{max-width:880px;color:var(--muted);margin:0 0 10px}.learning-nav{display:flex;gap:4px 22px;flex-wrap:wrap}.learning-nav a{display:inline-flex;align-items:center;min-height:44px}.seo-discovery{border-top:1px solid var(--line);padding-bottom:40px}.seo-discovery>h2{font-size:25px;margin:0 0 20px}.seo-discovery>section{margin-top:32px;max-width:900px}.seo-discovery h2{font-size:23px}.seo-discovery p{margin:12px 0}.seo-discovery ol{padding-left:24px}.seo-discovery li{margin:8px 0}.learning-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:20px 0}.learning-tile{display:block;padding:22px;border:1px solid var(--line);background:white;border-radius:14px;text-decoration:none;color:var(--ink)}.learning-tile:hover{border-color:var(--blue)}.learning-tile h2,.learning-tile h3{font-size:19px;margin:0 0 10px}.learning-tile p{font-size:15px;color:var(--muted);margin:0 0 10px}.learning-tile span{color:var(--blue);font-size:14px}.breadcrumbs ol{display:flex;flex-wrap:wrap;gap:6px 10px;padding:0;list-style:none;font-size:13px;color:var(--muted)}.breadcrumbs li{margin:0}.breadcrumbs li+li:before{content:'›';margin-right:10px}.learning-list{list-style:none;padding:0!important}.learning-list li{margin:0!important;border-bottom:1px solid var(--line)}.learning-list a{display:block;padding:14px 0;text-decoration:none;line-height:1.7}.learning-list a:hover strong{text-decoration:underline}.learning-list strong{font-weight:600}.learning-list span{display:block;color:var(--muted);font-size:13px;margin-top:4px}.learning-image{display:block;width:auto;height:auto;max-width:100%;margin:24px auto;max-height:600px;object-fit:contain}.public-options li{padding:10px 12px;border-bottom:1px solid var(--line)}.answer-explanation{padding:22px;background:var(--soft);border-radius:12px}.answer-explanation h3{font-size:17px;margin:20px 0 8px}.information-card{overflow-wrap:anywhere}.page-heading h2{font-size:30px;line-height:1.4}#app{scroll-margin-top:16px}.information-page .information-cta{min-height:48px}.learning-tile:focus-visible,.learning-list a:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
@media(max-width:600px){.seo-intro,.seo-discovery{padding:20px 16px}.seo-intro p{font-size:15px}.learning-grid{grid-template-columns:1fr;gap:12px}.learning-tile{padding:18px}.learning-nav{font-size:14px;gap:0 16px}.answer-explanation{padding:18px 14px}.page-heading h2{font-size:23px}.seo-discovery{padding-bottom:120px}.seo-discovery h2{font-size:21px}.learning-image{max-height:420px}}
@media(max-width:600px){.topbar{gap:8px}.topbar .brand strong{font-size:18px}.topbar .account-link{font-size:13px}.seo-intro{padding-top:16px;padding-bottom:10px}.seo-intro h1{font-size:24px;line-height:1.45}.seo-intro p{font-size:14px;line-height:1.7}.learning-nav{font-size:13px;gap:0 14px}.seo-intro .eyebrow{font-size:10px}}
.learning-pagination{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin:24px 0}.learning-pagination a{display:inline-flex;align-items:center;min-height:44px}.test-directory{grid-template-columns:repeat(3,minmax(0,1fr))}.test-public-summary{margin:0 0 12px;color:var(--muted)}.test-overview-title{scroll-margin-top:16px}@media(max-width:600px){.test-directory{grid-template-columns:repeat(2,minmax(0,1fr))}.test-directory .learning-tile{padding:16px 12px}}