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small{display:block;font-size:10px;color:#a4ae97;margin-top:8px;line-height:1.8}.data-actions{display:grid;gap:10px;margin-top:17px}.data-actions .btn{justify-content:flex-start}.disclosure{font-size:11px;color:#8d9c7f;line-height:1.9;margin-top:17px}.history-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 0;border-bottom:1px solid #eef2e6;font-size:12px}.history-row small{font-size:10px;display:block;color:#9aa98c;margin-top:4px}.history-row b{font-size:17px;font-weight:600;color:#7b965f}.pagination{display:flex;gap:12px;justify-content:center;align-items:center;margin-top:22px;font-size:12px;color:#90a07e}.continue-banner{display:flex;gap:14px;align-items:center;background:#f3f0e5;border:1px solid #e9e0cd;border-radius:12px;padding:17px 20px;margin-bottom:20px;color:#927d58}.continue-banner>div{flex:1}.continue-banner strong{display:block;font-size:12px;font-weight:500}.continue-banner p{font-size:10px;color:#a79576;margin-top:4px}.continue-banner svg{width:19px;height:19px}.top-note{font-size:11px;color:#9aa78e;margin:0 0 20px;line-height:1.9}.back-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:17px}.back-row .link-btn{font-size:12px}.back-row>span{font-size:10px;color:#9da991}.check-line{display:flex;align-items:center;gap:8px;color:#96a48a;font-size:10px}#toast{position:fixed;left:50%;bottom:32px;transform:translate(-50%,20px);background:#2e4938;color:white;padding:12px 23px;border-radius:10px;z-index:100;opacity:0;pointer-events:none;transition:all .2s;font-size:12px;box-shadow:0 8px 25px #0002;max-width:90vw;text-align:center}#toast.show{opacity:1;transform:translate(-50%,0)}dialog{border:1px solid #e0e7d7;border-radius:18px;padding:29px;max-width:450px;width:calc(100% - 36px);color:var(--ink);box-shadow:0 20px 60px #16282026}dialog::backdrop{background:#23352b55;backdrop-filter:blur(3px)}dialog h2{font-size:19px;margin-bottom:12px}dialog p{font-size:12px;color:#829374;line-height:1.9;white-space:pre-wrap}dialog .modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:24px}.mobile-overlay{display:none}.nowrap{white-space:nowrap}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.kbd{font-size:10px;border:1px solid #dfe6d4;background:#fafcf5;border-radius:4px;padding:1px 5px;color:#8e9f7c}footer a{color:inherit}
@media(min-width:1500px){.page{padding-top:40px}.hero{min-height:260px}.hero h2{font-size:36px}.subject-card{padding:26px}.subject-card h3{font-size:17px}.hero-art{margin-right:38px}.sidebar{width:250px;padding-inline:24px}.workspace{margin-left:250px}}
@media(max-width:1180px){.sidebar{width:210px;padding-inline:15px}.workspace{margin-left:210px}.page{padding:29px 28px 40px}.topbar{padding:0 28px}.hero{padding:26px;min-height:225px}.hero h2{font-size:27px}.hero-art{width:180px;transform:scale(.88);transform-origin:right center;margin-right:0}.hero p{max-width:380px}.subject-card{padding:19px 17px}.subject-card h3{font-size:14px}.stats-grid{gap:11px}.stat{padding:16px}.resources-layout{grid-template-columns:minmax(0,1fr) 260px}.practice-layout{grid-template-columns:minmax(0,1fr) 194px}.question-body{padding:24px}.answer-card{padding:16px}.answer-grid{gap:6px}.header-search{width:210px}}
@media(max-width:950px){.sidebar{width:185px;padding-inline:10px}.workspace{margin-left:185px}.brand{padding-inline:8px;gap:9px}.brand-name{font-size:16px}.brand small{font-size:8px}.brandmark{width:34px;height:37px}.nav button{padding:12px 11px;font-size:12px;gap:10px}.page{padding-inline:24px}.topbar{padding-inline:24px}.hero-art{display:none}.hero::after{width:30%}.hero h2{font-size:28px}.subject-card h3{font-size:13px;min-height:46px}.subject-meta{flex-wrap:wrap;gap:3px 8px}.subjects-grid{gap:10px}.card-bottom>span{display:none}.stat{padding:14px 12px}.stat-value{font-size:26px}.stat-top{font-size:10px}.stat-foot{font-size:9px}.stats-grid{gap:9px}.bottom-grid{grid-template-columns:1fr}.week-chart{height:95px}.practice-layout{grid-template-columns:1fr}.session-aside{display:grid;grid-template-columns:1fr 1fr;gap:15px}.session-tip{margin:0}.answer-grid{grid-template-columns:repeat(10,1fr);max-height:180px}.answer-card{grid-column:1/-1}.answer-card .timer{font-size:25px}.question-stem{font-size:16px}.resources-layout{grid-template-columns:1fr}.resources-side{display:grid;grid-template-columns:1fr 1fr;gap:16px}.exam-setup{grid-template-columns:1fr}.exam-subject .exam-choice{min-width:100px}.date-label{font-size:10px}.header-search{width:185px}.page-head h1{font-size:24px}.chapter-progress{display:none}.tabs button{padding-inline:12px}.topbar{height:74px}.page-footer{align-items:flex-start;flex-direction:column}}
@media(max-width:700px){.sidebar{transform:translateX(-100%);width:232px;padding:27px 20px;transition:transform .2s}.workspace{margin-left:0}.app-shell.menu-open .sidebar{transform:translateX(0)}.app-shell.menu-open .mobile-overlay{display:block;position:fixed;inset:0;background:#203c2b50;z-index:29}.mobile-menu{display:block}.topbar{height:65px;padding:0 16px;gap:10px}.breadcrumbs{margin-right:auto}.breadcrumbs>span{display:none}.breadcrumbs>svg{display:none}.header-search{border:0;background:none;padding:7px;width:auto}.header-search span,.header-search kbd{display:none}.header-search svg{width:20px;height:20px}.header-actions{gap:10px}.avatar{width:29px;height:29px}.page{padding:24px 18px 32px}.page-head{margin-bottom:21px}.page-head h1{font-size:23px}.page-head p{font-size:11px;max-width:260px}.date-label{display:none}.hero{padding:24px 22px;min-height:223px}.hero h2{font-size:26px;letter-spacing:.5px;max-width:300px;line-height:1.6;margin-top:10px}.hero p{font-size:11px;max-width:260px;line-height:1.9}.hero .btn{margin-top:19px}.hero-tag{font-size:9px}.stats-grid{grid-template-columns:repeat(2,1fr);gap:11px;margin:17px 0 25px}.stat{padding:16px}.stat-top{font-size:11px}.stat-value{font-size:29px}.stat-foot{font-size:10px}.subjects-grid{grid-template-columns:1fr;gap:12px}.subject-card{padding:20px;display:grid;grid-template-columns:40px 1fr auto;gap:0 15px;align-items:start}.subject-card .sub-top{grid-column:1;grid-row:1/3}.subject-card .sub-number{display:none}.subject-card h3{grid-column:2/4;grid-row:1;margin:0;min-height:0;font-size:14px;line-height:1.9}.subject-meta{grid-column:2/4;grid-row:2;margin:5px 0 15px}.card-progress{grid-column:1/4;margin:0 0 7px}.subject-card>.progress{grid-column:1/4}.card-bottom{grid-column:1/4;margin-top:14px}.card-bottom>span{display:block;font-size:10px}.section-heading h2{font-size:15px}.section-heading small{font-size:9px;margin-left:5px}.panel{padding:20px}.bottom-grid{gap:17px}.tabs{width:100%;gap:3px;margin-bottom:20px}.tabs button{padding:9px 5px;flex:1;font-size:11px}.tabs span{margin-left:4px;font-size:9px}.toolbar{gap:8px}.toolbar .input-wrap{min-width:100%;order:-1}.toolbar select{flex:1;min-width:0;font-size:11px}.toolbar .btn{font-size:11px;padding:10px 12px}.chapter-row{padding:17px 15px;gap:9px}.chapter-no{font-size:12px;width:22px}.chapter-info h3{font-size:12px}.chapter-info p{font-size:9px}.chapter-row .btn{padding:7px 10px;min-height:33px;font-size:10px}.chapter-row .btn svg{display:none}.question-header{padding:16px 19px}.question-header .tagline{gap:6px}.question-header .tagline>.muted{display:none}.question-body{padding:21px 19px}.question-stem{font-size:16px;line-height:1.9;margin-bottom:21px}.option{padding:13px 12px;gap:11px;font-size:13px}.question-actions{margin-top:22px;gap:8px;flex-wrap:wrap}.question-actions small{display:none}.question-actions .btn{padding:10px 12px}.explanation{padding:22px 19px}.explanation p{font-size:12px}.answer-grid{grid-template-columns:repeat(10,1fr);gap:6px}.answer-grid button{font-size:9px;height:28px}.session-aside{display:block}.session-tip{margin-top:14px}.exam-main{padding:23px}.exam-choice{padding:12px;font-size:11px}.exam-subject{gap:8px}.exam-choice small{font-size:9px}.exam-subject .exam-choice{min-width:90px}.result-summary{padding:28px 18px}.result-summary h2{font-size:18px}.result-stats{gap:10px}.result-stats .stat{padding:14px 8px}.result-stats .stat-top{font-size:10px}.result-stats .stat-value{font-size:22px}.result-stats .stat-value small{font-size:9px}.resources-side{grid-template-columns:1fr}.source-card{padding:18px}.resource-intro{padding:20px;font-size:11px}.list-result{align-items:flex-start;padding:17px;gap:10px}.list-result h3{font-size:12px}.list-result .btn{min-height:32px;font-size:10px;padding:6px 9px}.list-result .btn svg{display:none}.continue-banner{padding:15px;gap:9px}.continue-banner .btn{padding:7px 10px}.continue-banner p{max-width:200px}.page-footer{margin-top:24px;font-size:9px}.back-row>span{display:none}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* Keep mobile navigation out of the keyboard order until opened. */
@media(max-width:700px){.sidebar{visibility:hidden}.app-shell.menu-open .sidebar{visibility:visible}.hero h2{text-wrap:balance}.tabs{flex-wrap:wrap}.tabs span{display:block;margin-left:0}}

/* Appearance controls share the same compact scale as the header search. */
.theme-control{position:relative;z-index:45;flex:none}
.theme-toggle{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:36px;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;color:#6b7b62;font-size:11px;line-height:1.4;white-space:nowrap;transition:background .15s,border-color .15s}
.theme-toggle:hover,.theme-toggle[aria-expanded="true"]{background:#edf3e7;border-color:#cbd9bf;color:#3f6047}
.theme-toggle svg{width:16px;height:16px}
.theme-label{display:inline}
.theme-menu{position:absolute;top:calc(100% + 10px);right:0;min-width:174px;max-width:calc(100vw - 32px);padding:6px;background:#fff;border:1px solid #dfe6d8;border-radius:12px;box-shadow:0 12px 35px #2036231c;display:grid;gap:3px}
.theme-menu[hidden]{display:none}
.theme-menu button{display:flex;align-items:center;gap:10px;min-height:40px;width:100%;padding:10px 11px;border:1px solid transparent;border-radius:7px;background:transparent;text-align:left;font-size:12px;color:#73816a;line-height:1.5}
.theme-menu button svg{width:16px;height:16px;flex:none}
.theme-menu button:hover{background:#f1f5ec;color:#36543d}
.theme-menu button.active,.theme-menu button[aria-checked="true"],.theme-menu button[aria-pressed="true"]{background:#e9f0e2;color:#36543d;font-weight:600;border-color:#d9e5cc}
.theme-menu button .theme-check{margin-left:auto}
.theme-menu button:focus-visible{outline-offset:-2px}

/* Dark appearance: neutral forest surfaces, warm type and distinct answer states. */
html[data-theme="dark"]{
  color-scheme:dark;
  --bg:#151e19;
  --paper:#1e2a22;
  --ink:#e7ebdf;
  --muted:#a9b6a5;
  --line:#35463a;
  --green:#b6cfa2;
  --green2:#a0bb8b;
  --mint:#293b2c;
  --lime:#c4d9a7;
  --orange:#dfb183;
  --danger:#f1aa9b;
  --red-bg:#3c2926;
  --shadow:0 6px 22px rgba(0,0,0,.12);
  background:var(--bg);
}
html[data-theme="dark"] body{background:var(--bg);color:var(--ink)}
html[data-theme="dark"] ::selection{background:#526d44;color:#fff9ed}
html[data-theme="dark"] :is(button,a,input,select,textarea):focus-visible{outline-color:#c4d9a7}
html[data-theme="dark"] *{scrollbar-width:thin;scrollbar-color:#596d50 #1c2820}
html[data-theme="dark"] ::-webkit-scrollbar{width:8px;height:8px}
html[data-theme="dark"] ::-webkit-scrollbar-track{background:#1c2820}
html[data-theme="dark"] ::-webkit-scrollbar-thumb{background:#596d50;border:2px solid #1c2820;border-radius:10px}
html[data-theme="dark"] ::-webkit-scrollbar-thumb:hover{background:#789166}
html[data-theme="dark"] .sidebar{background:#19231d}
html[data-theme="dark"] .brandmark{background:#aec696;color:#1c2b20}
html[data-theme="dark"] .brand-name{color:#e7ebdf}
html[data-theme="dark"] .nav-caption{color:#a1b098}
html[data-theme="dark"] .nav button{color:#afbdab}
html[data-theme="dark"] .nav button:hover{background:#243228;color:#e0e8d7}
html[data-theme="dark"] .nav button.active{background:#2c3d2d;color:#c9ddb1}
html[data-theme="dark"] .nav .badge{background:#465a38;color:#e0edcc}
html[data-theme="dark"] .side-goal{background:#253329}
html[data-theme="dark"] .side-goal p{color:#adbea0}
html[data-theme="dark"] .sync-note{color:#a2b096}
html[data-theme="dark"] :is(.sync-note i,.status-dot){background:#aac68c}
html[data-theme="dark"] .progress{background:#344532}
html[data-theme="dark"] .progress span{background:#9db97e}
html[data-theme="dark"] .topbar{background:rgba(24,34,28,.94)}
html[data-theme="dark"] .breadcrumbs{color:#9eaf9a}
html[data-theme="dark"] .breadcrumbs b{color:#dce6d2}
html[data-theme="dark"] .header-search{color:#a7b79e;background:#223026;border-color:#3b4b3c}
html[data-theme="dark"] .header-search:hover{background:#2a392b;color:#dce7d4}
html[data-theme="dark"] .header-search kbd{border-color:#4a5b42;background:#27372a;color:#c2d2b3}
html[data-theme="dark"] .avatar{border-color:#4c5e41;background:#31422d;color:#d1e1ba}
html[data-theme="dark"] :is(.eyebrow,.date-label){color:#a6b698}
html[data-theme="dark"] .hero{background:#283a2b;border-color:#3d5137}
html[data-theme="dark"] .hero::after{background-image:linear-gradient(#abc78b12 1px,transparent 1px),linear-gradient(90deg,#abc78b12 1px,transparent 1px)}
html[data-theme="dark"] .hero-tag{border-color:#60774d;background:#2d402c;color:#d1e2b9}
html[data-theme="dark"] .hero h2{color:#eef2e4}
html[data-theme="dark"] .hero p{color:#bfceb3}
html[data-theme="dark"] .paper-back{background:#32492e;border-color:#526b42;box-shadow:0 12px 28px #0003}
html[data-theme="dark"] .paper-front{background:#3a4934;border-color:#627752;box-shadow:0 12px 28px #0003}
html[data-theme="dark"] .paper-front .paper-line{background:#697e56}
html[data-theme="dark"] .paper-front .paper-label{color:#c4d3af}
html[data-theme="dark"] .paper-tick{background:#bbd49f;color:#253b24}
html[data-theme="dark"] .art-star{color:#d3ac78}
html[data-theme="dark"] .art-leaf{color:#a6c080}
html[data-theme="dark"] .hero-caption{color:#b2c49b}
html[data-theme="dark"] .btn.primary{background:#b6cfa2;color:#1c2e20}
html[data-theme="dark"] .btn.primary:hover{background:#c7dfb2}
html[data-theme="dark"] .btn.secondary{background:#25332a;border-color:#516448;color:#d8e5ca}
html[data-theme="dark"] .btn.secondary:hover{background:#30422f;border-color:#80976b}
html[data-theme="dark"] .btn.soft{background:#2b3c2a;color:#c3d9aa}
html[data-theme="dark"] .btn.soft:hover{background:#354a31}
html[data-theme="dark"] .btn.ghost{background:transparent;color:#bfd7a7}
html[data-theme="dark"] .btn.ghost:hover{background:#2a3b2a}
html[data-theme="dark"] .btn.danger{background:#ad5045;color:#fff4ec}
html[data-theme="dark"] .btn.danger:hover{background:#bf6153}
html[data-theme="dark"] :is(.stat,.subject-card,.panel,.chapter-row,.list-result,.empty-state,.question-panel,.answer-card,.source-card){background:var(--paper);border-color:var(--line)}
html[data-theme="dark"] .stat-top{color:#b1c0a4}
html[data-theme="dark"] .stat-top svg{color:#a5bf8e}
html[data-theme="dark"] .stat-value{color:#e9efdd}
html[data-theme="dark"] :is(.stat-value small,.stat-foot){color:#a5b49a}
html[data-theme="dark"] .stat-foot .green{color:#bad59a}
html[data-theme="dark"] .section-heading small{color:#a9b99d}
html[data-theme="dark"] .link-btn{color:#b6cda1}
html[data-theme="dark"] .link-btn:hover{color:#d5e9bd}
html[data-theme="dark"] .subject-icon{background:#30412c;color:#bdd4a3}
html[data-theme="dark"] .subject-card.s2 .subject-icon{background:#2b3945;color:#a9c7da}
html[data-theme="dark"] .subject-card.s3 .subject-icon{background:#463a2b;color:#dfbd8d}
html[data-theme="dark"] :is(.sub-number,.subject-meta,.card-progress,.card-bottom){color:#acba9f}
html[data-theme="dark"] .subject-meta b{color:#c0d7a7}
html[data-theme="dark"] .card-bottom button{color:#c8ddae}
html[data-theme="dark"] .panel-subtitle{color:#a6b69a}
html[data-theme="dark"] .activity{border-color:#34432f}
html[data-theme="dark"] .activity-icon{background:#2c3b28;color:#b9cf9c}
html[data-theme="dark"] .activity-main small{color:#a7b699}
html[data-theme="dark"] .activity>span{color:#bdd4a0}
html[data-theme="dark"] .empty-inline h3{color:#c6d7b5}
html[data-theme="dark"] .empty-inline p{color:#a6b59b}
html[data-theme="dark"] .empty-art{background:#2e3d29;color:#bbd3a0}
html[data-theme="dark"] .week-day{color:#adbd9f}
html[data-theme="dark"] .week-day b{color:#b4c69f}
html[data-theme="dark"] .week-bar{background:#536b40}
html[data-theme="dark"] .week-day.today .week-bar{background:#afcc8d}
html[data-theme="dark"] .week-day.today span{color:#d0e5b4}
html[data-theme="dark"] .page-footer{color:#9eae92}
html[data-theme="dark"] .tabs{background:#243227}
html[data-theme="dark"] .tabs button{color:#acbd9c}
html[data-theme="dark"] .tabs button:hover{background:#30412d;color:#d4e3c4}
html[data-theme="dark"] .tabs button.active{background:#3a4d31;color:#e2edcf;box-shadow:0 2px 6px #0002}
html[data-theme="dark"] .input-wrap svg{color:#a1b58e}
html[data-theme="dark"] :is(input[type=search],input[type=text],input[type=number],select,textarea){background:#19251d;border-color:#4a6040;color:#e1ead5;caret-color:#c4d9a7}
html[data-theme="dark"] :is(input,textarea)::placeholder{color:#9caa91;opacity:1}
html[data-theme="dark"] select option{background:#1e2c22;color:#e1ead5}
html[data-theme="dark"] :is(input[type=checkbox],input[type=radio]){accent-color:#b6cfa2}
html[data-theme="dark"] .chapter-no{color:#abbf98}
html[data-theme="dark"] :is(.chapter-info p,.chapter-progress,.filters-note){color:#a9ba99}
html[data-theme="dark"] .tag{background:#31452b;color:#c9dfb2}
html[data-theme="dark"] .tag.blue{background:#2e3e49;color:#bad2e0}
html[data-theme="dark"] .tag.orange{background:#493b29;color:#e9c797}
html[data-theme="dark"] .empty-state p{color:#afc19d}
html[data-theme="dark"] .question-header{border-color:#364630}
html[data-theme="dark"] .question-count{color:#a9bd96}
html[data-theme="dark"] .question-stem{color:#edf0e3}
html[data-theme="dark"] .option{background:#202d24;border-color:#43553a;color:#e0e7d5}
html[data-theme="dark"] .option:hover:not(:disabled){background:#2c3c2c;border-color:#8ba975}
html[data-theme="dark"] .option .letter{background:#2c3a28;border-color:#536643;color:#c7d8b2}
html[data-theme="dark"] .option.selected{border-color:#b5d18f;background:#33462f;box-shadow:inset 0 0 0 1px #b5d18f33}
html[data-theme="dark"] .option.selected .letter{background:#bed69c;border-color:#bed69c;color:#21351e}
html[data-theme="dark"] .option.correct{background:#243f30;border-color:#77b88c;color:#e2f0df;box-shadow:none}
html[data-theme="dark"] .option.correct .letter{background:#8bc89a;border-color:#8bc89a;color:#163422}
html[data-theme="dark"] .option.correct .result-icon{color:#a4dfb2}
html[data-theme="dark"] .option.wrong{background:#422e29;border-color:#ce8e7f;color:#f4dfd7;box-shadow:none}
html[data-theme="dark"] .option.wrong .letter{background:#dfa28f;border-color:#dfa28f;color:#3d211c}
html[data-theme="dark"] .option.wrong .result-icon{color:#efb1a0}
html[data-theme="dark"] .question-actions small{color:#a5b595}
html[data-theme="dark"] .icon-btn{background:#27362a;border-color:#465b3c;color:#bfd5a6}
html[data-theme="dark"] .icon-btn:hover{background:#344a2e}
html[data-theme="dark"] .icon-btn.saved{background:#473c28;border-color:#857044;color:#edca86}
html[data-theme="dark"] .explanation{background:#1b2a20;border-color:#3b4d32}
html[data-theme="dark"] .answer-status{color:#a7d2a4}
html[data-theme="dark"] .answer-status.bad{color:#edac98}
html[data-theme="dark"] .answer-status.neutral{color:#bcccb0}
html[data-theme="dark"] .answer-line b{color:#b5dca8}
html[data-theme="dark"] .explanation p{color:#bdccb1}
html[data-theme="dark"] .source-links a{color:#b6d39f;text-decoration-color:#657e53}
html[data-theme="dark"] .source-links a:hover{color:#d9edc4}
html[data-theme="dark"] .note-area{border-color:#4b603b}
html[data-theme="dark"] .note-area label{color:#bbd0a5}
html[data-theme="dark"] .answer-card p{color:#a9bb97}
html[data-theme="dark"] .answer-grid button{background:#263328;border-color:#4a5b3e;color:#c2d2ad}
html[data-theme="dark"] .answer-grid button:hover{border-color:#b8d096}
html[data-theme="dark"] .answer-grid button.current{outline-color:#d5e9b9}
html[data-theme="dark"] .answer-grid button.answered{background:#3f542e;border-color:#8aab60;color:#d9edbc}
html[data-theme="dark"] .answer-grid button.correct{background:#2e523b;border-color:#679c73;color:#d4edcc}
html[data-theme="dark"] .answer-grid button.wrong{background:#593c32;border-color:#b7836c;color:#ffd6bf}
html[data-theme="dark"] .answer-legend{color:#afc09c}
html[data-theme="dark"] .answer-legend i{background:#87af72}
html[data-theme="dark"] .answer-legend .wrong{background:#dba58b}
html[data-theme="dark"] .answer-legend .blank{background:#263328;border-color:#748762}
html[data-theme="dark"] .session-tip{color:#a8b997}
html[data-theme="dark"] .session-tip strong{color:#c1d5a8}
html[data-theme="dark"] .timer.urgent{color:#f0ad92}
html[data-theme="dark"] .exam-main>p{color:#b2c3a2}
html[data-theme="dark"] .field-label{color:#bbcea8}
html[data-theme="dark"] .exam-choice{background:#233126;border-color:#4b603d;color:#dde8cf}
html[data-theme="dark"] .exam-choice:hover{background:#2e402c;border-color:#8ca974}
html[data-theme="dark"] .exam-choice small{color:#a7b994}
html[data-theme="dark"] .exam-choice.active{border-color:#aacb87;background:#354a2e;color:#e2efd0;box-shadow:inset 0 0 0 1px #aacb8726}
html[data-theme="dark"] .exam-choice.active small{color:#c1d8a5}
html[data-theme="dark"] .exam-rules li{border-color:#36472f;color:#b4c7a0}
html[data-theme="dark"] .exam-rules li b{color:#d0e1bb}
html[data-theme="dark"] .rule-note{color:#a8b996}
html[data-theme="dark"] .result-summary{background:#2b3e29;border-color:#486039}
html[data-theme="dark"] .result-score{color:#d0e5b5}
html[data-theme="dark"] .result-score small{color:#a9bf94}
html[data-theme="dark"] .result-summary p{color:#b6cba1}
html[data-theme="dark"] .resource-intro{background:#253724;border-color:#3e5632;color:#bbcea6}
html[data-theme="dark"] .resource-intro h2{color:#d1e2ba}
html[data-theme="dark"] .resource-intro strong{color:#d9eac1}
html[data-theme="dark"] .source-card:hover{border-color:#92b173;background:#253528}
html[data-theme="dark"] .source-card svg{color:#b8d19c}
html[data-theme="dark"] .source-card p{color:#afc39a}
html[data-theme="dark"] .source-card small{color:#a8b997}
html[data-theme="dark"] .disclosure{color:#b4c6a0}
html[data-theme="dark"] .history-row{border-color:#384c30}
html[data-theme="dark"] .history-row small{color:#adc296}
html[data-theme="dark"] .history-row b{color:#bdd99d}
html[data-theme="dark"] .pagination{color:#b3c89c}
html[data-theme="dark"] .continue-banner{background:#3a3525;border-color:#6d5e3d;color:#e0cca4}
html[data-theme="dark"] .continue-banner p{color:#c2b28e}
html[data-theme="dark"] :is(.top-note,.back-row>span,.check-line){color:#afc39a}
html[data-theme="dark"] #toast{background:#cee0bb;color:#203321;box-shadow:0 8px 25px #0005}
html[data-theme="dark"] dialog{background:#223027;border-color:#506643;color:#e8eddf;box-shadow:0 20px 60px #0008}
html[data-theme="dark"] dialog::backdrop{background:#07100bd4}
html[data-theme="dark"] dialog p{color:#bdcdb0}
html[data-theme="dark"] .kbd{background:#2a3b28;border-color:#566e42;color:#c9dcaf}
/* These two counters currently use inline muted colors in the app renderer. */
html[data-theme="dark"] .answer-card [style*="color:#9cab8e"],
html[data-theme="dark"] .answer-card [style*="color: #9cab8e"],
html[data-theme="dark"] .history-row [style*="color:#a0ad92"],
html[data-theme="dark"] .history-row [style*="color: #a0ad92"]{color:#b6c9a0!important}
html[data-theme="dark"] .theme-toggle{background:#223026;border-color:#40563a;color:#cadbb8}
html[data-theme="dark"] .theme-toggle:hover,
html[data-theme="dark"] .theme-toggle[aria-expanded="true"]{background:#34482e;border-color:#8ba86e;color:#e1edcf}
html[data-theme="dark"] .theme-menu{background:#243229;border-color:#4b6240;box-shadow:0 12px 35px #0007}
html[data-theme="dark"] .theme-menu button{color:#bdcead}
html[data-theme="dark"] .theme-menu button:hover{background:#32452c;color:#e2edcf}
html[data-theme="dark"] .theme-menu button.active,
html[data-theme="dark"] .theme-menu button[aria-checked="true"],
html[data-theme="dark"] .theme-menu button[aria-pressed="true"]{background:#3d532f;border-color:#66864d;color:#e2f0ca}
@media(max-width:1100px){.header-actions{gap:12px}}
@media(max-width:700px){
  .theme-label{display:none}
  .theme-toggle{width:34px;min-height:34px;padding:7px;border-color:transparent;background:transparent}
  .theme-toggle svg{width:18px;height:18px}
  .theme-menu{right:-8px;min-width:168px}
  .header-actions{gap:7px}
  html[data-theme="dark"] .header-search{background:transparent;border-color:transparent}
  html[data-theme="dark"] .header-search:hover{background:#2a392b}
  html[data-theme="dark"] .theme-toggle{background:transparent;border-color:transparent}
  html[data-theme="dark"] .theme-toggle:hover,
  html[data-theme="dark"] .theme-toggle[aria-expanded="true"]{background:#34482e;border-color:#5d7948}
  html[data-theme="dark"] .app-shell.menu-open .mobile-overlay{background:#07130bc4}
}

/* Full-bank practice: subject selection, full-scope actions and numbered questions. */
.bank-subjects{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px;margin-bottom:24px}
.bank-subject{
  --bank-accent:#7c9766;
  --bank-wash:#f0f5e9;
  --bank-icon:#eaf0e1;
  --bank-accent-ink:#526e43;
  display:flex;flex-direction:column;min-width:0;width:100%;padding:21px 22px 20px;
  border:1px solid var(--line);border-radius:14px;background:var(--paper);color:var(--ink);
  text-align:left;box-shadow:var(--shadow);transition:background .15s,border-color .15s,box-shadow .15s;
}
.bank-subject.s2{--bank-accent:#859db0;--bank-wash:#edf3f7;--bank-icon:#e7eef4;--bank-accent-ink:#526f84}
.bank-subject.s3{--bank-accent:#ba9970;--bank-wash:#f8f2e8;--bank-icon:#f3e9db;--bank-accent-ink:#8c6b44}
.bank-subject:hover{background:var(--bank-wash);border-color:var(--bank-accent)}
.bank-subject.active,.bank-subject[aria-pressed="true"]{background:var(--bank-wash);border-color:var(--bank-accent);box-shadow:inset 0 0 0 1px var(--bank-accent),var(--shadow)}
.bank-subject-top{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;color:var(--bank-accent-ink);font-size:11px;font-weight:550;letter-spacing:.6px}
.bank-subject-top>svg{width:35px;height:35px;padding:8px;border-radius:10px;background:var(--bank-icon);color:var(--bank-accent-ink)}
.bank-subject-top .subject-icon{width:35px;height:35px;border-radius:10px;background:var(--bank-icon);color:var(--bank-accent-ink)}
.bank-subject-top .subject-icon svg{width:19px;height:19px}
.bank-subject h3{min-height:48px;margin:15px 0 10px;font-size:15px;font-weight:650;line-height:1.7;overflow-wrap:anywhere}
.bank-subject-count{display:flex;align-items:baseline;gap:7px;margin-bottom:17px;color:var(--bank-accent-ink)}
.bank-subject-count b{font-size:30px;font-weight:600;letter-spacing:-.7px;line-height:1.3;font-variant-numeric:tabular-nums}
.bank-subject-count span{font-size:11px;font-weight:400;color:var(--muted)}
.bank-subject .card-progress{margin:0 0 8px;width:100%;color:#7d8b70}
.bank-subject>.progress{height:4px;width:100%}
.bank-subject>.progress span{background:var(--bank-accent)}
.bank-overview{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:21px;align-items:center;margin-bottom:21px;padding:25px 26px;border:1px solid var(--line);border-radius:14px;background:var(--paper);box-shadow:var(--shadow)}
.bank-overview-main{min-width:0}
.bank-overview-main h2{font-size:18px;line-height:1.65;font-weight:650;overflow-wrap:anywhere}
.bank-overview-main p{font-size:11px;line-height:1.9;color:var(--muted);margin-top:7px;max-width:570px}
.bank-metrics{display:flex;align-items:center;gap:23px;flex-wrap:wrap}
.bank-metrics>div{display:grid;gap:4px;text-align:center;min-width:52px}
.bank-metrics>div+div{border-left:1px solid var(--line);padding-left:23px}
.bank-metrics strong{font-size:25px;font-weight:600;line-height:1.35;letter-spacing:-.5px;font-variant-numeric:tabular-nums;color:#4d6b3d}
.bank-metrics span{font-size:10px;line-height:1.5;color:var(--muted)}
.bank-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:0 0 17px}
.bank-actions .btn{min-height:42px}
.bank-jump{display:flex;align-items:center;gap:9px;flex-wrap:wrap;width:fit-content;max-width:100%;margin:0 0 17px;padding:11px 13px;border:1px solid var(--line);border-radius:10px;background:#f1f5eb}
.bank-jump label{font-size:11px;line-height:1.7;color:#788968;margin-right:3px}
.bank-jump input[type=number]{width:83px;min-width:0;min-height:36px;padding:7px 10px;font-size:12px;font-variant-numeric:tabular-nums}
.bank-jump .btn,.bank-jump>button{min-height:36px}
.bank-jump>span{font-size:11px;color:var(--muted)}
.bank-scope-note{font-size:11px;line-height:1.9;color:var(--muted);margin:0 0 22px;overflow-wrap:anywhere}
.bank-overview>.bank-actions,.bank-overview>.bank-jump,.bank-overview>.bank-scope-note{grid-column:1/-1;margin:0}
.bank-overview>.bank-actions{padding-top:3px}
.bank-overview>.bank-scope-note{padding-top:14px;border-top:1px solid var(--line)}
.bank-list-heading{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:27px 0 16px}
.bank-list-heading h2{font-size:16px;font-weight:650;line-height:1.6}
.bank-list-heading :is(p,small){color:var(--muted);font-size:11px;line-height:1.7}
.bank-list-heading>span{font-size:11px;color:var(--muted)}
.bank-question-row{align-items:flex-start;gap:15px}
.bank-question-number{display:flex;align-items:center;justify-content:center;flex:none;min-width:42px;height:34px;padding:0 7px;border:1px solid #e3e9db;border-radius:8px;background:#f3f6ee;color:#7b9065;font-size:12px;font-variant-numeric:tabular-nums;line-height:1.3}
.bank-question-row .body{min-width:0;overflow-wrap:anywhere}
.bank-question-row .tagline{margin-bottom:8px;gap:6px}
.bank-question-row .tagline .muted{line-height:1.6;overflow-wrap:anywhere}
.bank-question-row>.btn{flex:none;align-self:center}
.question-state{display:inline-flex;align-items:center;gap:5px;border-radius:5px;padding:3px 7px;font-size:10px;font-weight:500;line-height:1.6;white-space:nowrap;border:1px solid transparent}
.question-state::before{content:"";width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.75;flex:none}
.question-state.new{background:#f0f2ee;border-color:#e4e8de;color:#7e8875}
.question-state.correct{background:#ebf4e4;border-color:#d8e7ca;color:#567642}
.question-state.wrong{background:#fcf0e9;border-color:#f0d9ce;color:#aa6652}

html[data-theme="dark"] .bank-subject{--bank-accent:#94b975;--bank-wash:#2a3d28;--bank-icon:#324b2b;--bank-accent-ink:#c2dba5}
html[data-theme="dark"] .bank-subject.s2{--bank-accent:#87a9bf;--bank-wash:#293c45;--bank-icon:#344b59;--bank-accent-ink:#c4dbe8}
html[data-theme="dark"] .bank-subject.s3{--bank-accent:#c7a575;--bank-wash:#3d3529;--bank-icon:#4f422f;--bank-accent-ink:#ead0a5}
html[data-theme="dark"] .bank-subject .card-progress{color:#b2c4a0}
html[data-theme="dark"] .bank-metrics strong{color:#c3dca8}
html[data-theme="dark"] .bank-jump{background:#243526;border-color:#3f5536}
html[data-theme="dark"] .bank-jump label{color:#bdcfab}
html[data-theme="dark"] .bank-question-number{background:#2a3d27;border-color:#4c6640;color:#c1d9a4}
html[data-theme="dark"] .question-state.new{background:#2d3a2b;border-color:#46553f;color:#c1ccb6}
html[data-theme="dark"] .question-state.correct{background:#2b4731;border-color:#557d58;color:#c4e3b5}
html[data-theme="dark"] .question-state.wrong{background:#48332b;border-color:#865d49;color:#f1c0a8}

@media(max-width:1180px){
  .bank-subjects{gap:13px}
  .bank-subject{padding:19px 18px}
  .bank-subject h3{font-size:14px}
  .bank-overview{padding:23px;gap:20px}
  .bank-metrics{gap:15px}
  .bank-metrics>div+div{padding-left:15px}
}
@media(max-width:950px){
  .bank-subjects{gap:10px}
  .bank-subject{padding:17px 15px}
  .bank-subject h3{font-size:13px;min-height:45px}
  .bank-subject-count b{font-size:27px}
  .bank-overview{grid-template-columns:1fr;gap:19px}
  .bank-metrics{justify-content:flex-start;gap:23px}
  .bank-metrics>div{text-align:left}
  .bank-metrics>div+div{padding-left:23px}
}
@media(max-width:700px){
  .bank-subjects{grid-template-columns:1fr;gap:11px;margin-bottom:19px}
  .bank-subject{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:0 16px;padding:17px 18px}
  .bank-subject-top{grid-column:1;grid-row:1;justify-content:flex-start;gap:8px;font-size:10px;letter-spacing:.3px}
  .bank-subject-top>svg,.bank-subject-top .subject-icon{width:26px;height:26px;border-radius:7px}
  .bank-subject-top>svg{padding:5px}
  .bank-subject-top .subject-icon svg{width:16px;height:16px}
  .bank-subject h3{grid-column:1;grid-row:2;min-height:0;margin:6px 0 15px;font-size:13px;line-height:1.8}
  .bank-subject-count{grid-column:2;grid-row:1/3;align-self:center;justify-content:flex-end;gap:5px;margin:0 0 10px}
  .bank-subject-count b{font-size:28px}
  .bank-subject-count span{font-size:10px}
  .bank-subject .card-progress{grid-column:1/-1;grid-row:3;font-size:10px;margin:0 0 7px}
  .bank-subject>.progress{grid-column:1/-1;grid-row:4}
  .bank-overview{padding:21px 19px;margin-bottom:17px;gap:17px}
  .bank-overview-main h2{font-size:16px}
  .bank-overview-main p{font-size:11px}
  .bank-metrics{gap:18px;row-gap:12px}
  .bank-metrics>div{min-width:44px}
  .bank-metrics>div+div{padding-left:18px}
  .bank-metrics strong{font-size:23px}
  .bank-actions{gap:8px;margin-bottom:14px}
  .bank-actions .btn{flex:1 1 120px;min-width:120px;padding:10px 11px;font-size:11px;white-space:nowrap;line-height:1.5}
  .bank-jump{width:100%;gap:8px;padding:11px;margin-bottom:14px}
  .bank-jump label{font-size:10px;margin-right:0}
  .bank-jump input[type=number]{width:70px}
  .bank-jump .btn,.bank-jump>button{padding:8px 11px;font-size:11px}
  .bank-scope-note{font-size:10px;margin-bottom:19px}
  .bank-list-heading{gap:6px 12px;margin:23px 0 13px}
  .bank-list-heading h2{font-size:15px}
  .bank-list-heading :is(p,small),.bank-list-heading>span{font-size:10px}
  .bank-question-row{display:grid;grid-template-columns:33px minmax(0,1fr);gap:10px 12px;padding:16px}
  .bank-question-number{grid-column:1;grid-row:1;min-width:33px;height:29px;padding:0 4px;border-radius:7px;font-size:10px}
  .bank-question-row .body{grid-column:2;grid-row:1}
  .bank-question-row>.btn{grid-column:2;grid-row:2;justify-self:start;min-height:34px;padding:7px 12px}
  .bank-question-row .tagline{margin-bottom:8px;gap:5px}
  .bank-question-row .tagline .muted{font-size:9px}
  .question-state{font-size:9px;padding:2px 6px}
}
@media(max-width:380px){
  .bank-subject{column-gap:10px;padding:15px}
  .bank-subject h3{font-size:12px}
  .bank-subject-count b{font-size:25px}
  .bank-metrics{gap:13px}
  .bank-metrics>div+div{padding-left:13px}
  .bank-jump label{flex-basis:100%}
}

/* Official syllabus coverage and navigation for the expanded question bank. */
.page-tools{display:flex;align-items:center;justify-content:flex-end;gap:10px;flex-wrap:wrap}
.coverage-intro{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:24px 26px;border:1px solid var(--line);border-radius:14px;background:var(--paper)}
.coverage-intro h2{font-size:20px;font-weight:650;margin:12px 0 6px;line-height:1.6}
.coverage-intro p{font-size:12px;color:var(--muted)}
.coverage-intro>.link-btn{flex:none;font-size:11px}
.coverage-stats{margin-bottom:17px}
.coverage-definition{font-size:11px;line-height:1.9;color:var(--muted);background:var(--paper);border:1px solid var(--line);border-left:3px solid #a5bc91;border-radius:8px;padding:13px 17px;margin-bottom:23px}
.coverage-toolbar{flex-wrap:wrap}
.coverage-toolbar .input-wrap{flex:1 1 230px}
.coverage-toolbar select{max-width:270px;min-width:112px;flex:0 1 auto}
.outline-chapter-heading{display:flex;align-items:center;gap:10px;margin:25px 0 13px}
.outline-chapter-heading>span{font-size:10px;color:var(--muted);white-space:nowrap}
.outline-chapter-heading h3{font-size:15px;font-weight:650;line-height:1.7}
.outline-row{display:grid;grid-template-columns:83px minmax(0,1fr) auto;gap:18px;align-items:center;padding:20px 22px;margin-bottom:10px;background:var(--paper);border:1px solid var(--line);border-radius:12px}
.outline-code{font-size:11px;font-variant-numeric:tabular-nums;line-height:1.5;padding:7px 8px;border-radius:7px;border:1px solid #dbe5d2;background:#f0f5e9;color:#60784f;text-align:center;overflow-wrap:anywhere}
.outline-content{min-width:0}
.outline-content h3{font-size:13px;font-weight:550;line-height:1.9}
.outline-meta{display:flex;align-items:center;gap:7px 10px;flex-wrap:wrap;font-size:10px;line-height:1.7;color:var(--muted);margin-top:8px}
.outline-content>.progress{max-width:230px;height:4px;margin-top:11px}
.outline-row-actions{display:flex;gap:7px;flex-wrap:wrap;justify-content:flex-end}
.outline-links{margin:18px 0;display:grid;gap:7px;font-size:10px;color:var(--muted)}
.outline-links>.link-btn{font-size:11px;line-height:1.8;text-align:left;justify-self:start;white-space:normal}
.outline-links svg{width:12px;height:12px}
.answer-pagination{display:flex;justify-content:space-between;align-items:center;gap:5px;margin:0 0 12px;font-size:10px;font-variant-numeric:tabular-nums;color:var(--muted)}
.answer-pagination .link-btn{font-size:10px;min-height:30px}
.answer-jump{display:flex;align-items:center;justify-content:space-between;gap:7px;margin-top:15px;color:var(--muted);font-size:10px}
.answer-jump input{width:65px;min-width:0;padding:6px 8px;font-size:11px;min-height:33px}
.answer-jump .btn{padding:6px 10px;font-size:10px}
html[data-theme="dark"] .outline-code{background:#293b29;border-color:#4b6240;color:#c3dba6}
html[data-theme="dark"] .coverage-definition{border-left-color:#7e9e63}
@media(max-height:820px){.sidebar{overflow-y:auto}}
@media(max-width:1100px){.outline-row{grid-template-columns:76px minmax(0,1fr) 105px;gap:14px}.outline-row-actions{flex-direction:column;align-items:stretch}}
@media(max-width:700px){
  .page-tools{justify-content:flex-start;gap:8px}
  .page-head:has(.page-tools){align-items:flex-start;flex-direction:column}
  .coverage-intro{padding:20px;align-items:flex-start;flex-direction:column;gap:12px}
  .coverage-intro h2{font-size:17px}
  .coverage-intro p{font-size:11px}
  .coverage-stats .stat{padding:16px 14px}
  .coverage-stats .stat-value{font-size:26px}
  .coverage-stats .stat-value small{font-size:10px}
  .coverage-definition{font-size:10px;padding:12px 14px}
  .coverage-toolbar .input-wrap{flex-basis:100%}
  .coverage-toolbar select{max-width:none;flex:1 1 120px;min-width:0;font-size:11px}
  .coverage-toolbar #coverage-chapter{flex-basis:100%}
  .coverage-toolbar>.btn{width:100%}
  .outline-chapter-heading h3{font-size:13px}
  .outline-row{grid-template-columns:58px minmax(0,1fr);gap:10px 13px;align-items:start;padding:17px 15px}
  .outline-code{font-size:9px;padding:6px 4px}
  .outline-content h3{font-size:12px;line-height:1.8}
  .outline-meta{font-size:9px;gap:5px 8px}
  .outline-row-actions{grid-column:2;flex-direction:row;justify-content:flex-start;gap:6px}
  .outline-row-actions .btn{font-size:10px;padding:6px 9px}
  .answer-jump{justify-content:flex-start}
}