.exercise-bank-page{background:#f5f8fc;color:#071943}.bank-shell{width:min(1440px,calc(100% - 32px));margin:0 auto;padding:104px 0 64px}.bank-hero{padding:30px;border:1px solid #d7e6f5;border-radius:24px;background:linear-gradient(135deg,#fff 0%,#eef6ff 100%);box-shadow:0 16px 40px rgba(18,78,145,.08)}.bank-hero h1{margin:10px 0 8px;font-family:Nunito,Inter,sans-serif;font-size:clamp(2rem,4vw,3.4rem)}.bank-hero p{max-width:780px;color:#53627d;line-height:1.65}.bank-hero-copy{display:flex;align-items:flex-end;justify-content:space-between;gap:20px}.bank-stat-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;margin-top:24px}.bank-stat-grid div{padding:14px;border:1px solid #d9e8f7;border-radius:15px;background:rgba(255,255,255,.82);text-align:center}.bank-stat-grid strong{display:block;color:#0969e8;font-size:1.45rem}.bank-stat-grid span{color:#53627d;font-size:.78rem;font-weight:800}.bank-search-bar{display:flex;align-items:flex-end;gap:12px;margin:20px 0;padding:16px;border:1px solid #d9e8f7;border-radius:18px;background:#fff}.bank-search-field{flex:1;min-width:240px}.bank-search-field>label,.bank-filter-panel label,.bank-view-controls>label,.bank-report-dialog label{display:grid;gap:6px;color:#263a5c;font-size:.82rem;font-weight:800}.bank-search-field>div{display:flex}.bank-search-field input,.bank-filter-panel select,.bank-view-controls select,.bank-report-dialog input,.bank-report-dialog select,.bank-report-dialog textarea{width:100%;min-height:44px;border:1px solid #b9cce1;border-radius:10px;background:#fff;color:#071943;padding:10px 12px;font:inherit}.bank-search-field input{border-radius:10px 0 0 10px}.bank-clear-search{border:1px solid #b9cce1;border-left:0;border-radius:0 10px 10px 0;background:#f4f8fd;color:#0a4da8;font-weight:800;padding:0 16px}.bank-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:20px;align-items:start}.bank-filter-panel{position:sticky;top:96px;padding:18px;border:1px solid #d9e8f7;border-radius:18px;background:#fff;box-shadow:0 10px 28px rgba(18,78,145,.05)}.bank-filter-head{display:flex;align-items:center;justify-content:space-between}.bank-filter-head h2{margin:0;font-size:1.15rem}.bank-filter-head button{display:none;border:0;background:transparent;font-size:2rem}.bank-filter-panel form{display:grid;gap:13px;margin-top:16px}.bank-apply-filters{display:none}.bank-results{min-width:0}.bank-active-filters{display:flex;flex-wrap:wrap;gap:8px;min-height:5px;margin-bottom:12px}.bank-filter-chip{display:inline-flex;align-items:center;gap:7px;border:1px solid #bcd7f2;border-radius:999px;background:#edf6ff;color:#0a4da8;padding:7px 10px;font-size:.8rem;font-weight:800}.bank-filter-chip button{border:0;background:transparent;color:inherit;font-weight:900;cursor:pointer}.bank-results-toolbar,.bank-section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 18px;border:1px solid #d9e8f7;border-radius:18px;background:#fff}.bank-results-toolbar h2,.bank-section-head h2{margin:0;font-size:1.1rem}.bank-results-toolbar p,.bank-section-head p{margin:4px 0 0;color:#64748b;font-size:.8rem}.bank-view-controls{display:flex;align-items:end;gap:12px}.bank-view-controls fieldset{display:flex;margin:0;padding:0;border:0}.bank-view-controls legend{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.bank-view-controls fieldset button,.bank-pagination button{min-height:42px;border:1px solid #b9cce1;background:#fff;color:#0a4da8;padding:8px 12px;font-weight:800}.bank-view-controls fieldset button:first-of-type{border-radius:10px 0 0 10px}.bank-view-controls fieldset button:last-of-type{border-radius:0 10px 10px 0}.bank-view-controls button.is-active{background:#0969e8;color:#fff;border-color:#0969e8}.bank-list-toolbar{display:flex;align-items:center;justify-content:flex-end;gap:12px;margin-top:12px;padding:12px 16px;border:1px solid #d9e8f7;border-radius:14px;background:#fff}.bank-list-toolbar p{margin:0;margin-right:auto}.bank-status{margin:16px 0;padding:16px;border:1px dashed #b9cce1;border-radius:14px;background:#f8fbff;color:#53627d}.bank-status:empty{display:none}.bank-question-list{display:grid;gap:16px}.bank-question-card{border:1px solid #d9e8f7;border-radius:20px;background:#fff;box-shadow:0 10px 30px rgba(18,78,145,.06);overflow:hidden}.bank-question-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding:16px 18px;border-bottom:1px solid #e4edf7;background:#fbfdff}.bank-question-id{margin:0;color:#0a4da8;font-size:.84rem;font-weight:900}.bank-badges{display:flex;flex-wrap:wrap;gap:7px;margin-top:8px}.bank-badge{display:inline-flex;border-radius:999px;background:#edf4fc;color:#395372;padding:5px 9px;font-size:.72rem;font-weight:800}.bank-badge.dificil,.bank-badge.avancada{background:#fff0ee;color:#a2332b}.bank-card-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:7px}.bank-icon-button{min-height:36px;border:1px solid #cbdbea;border-radius:9px;background:#fff;color:#173b67;padding:7px 10px;font-weight:800;cursor:pointer}.bank-icon-button[aria-pressed=true]{background:#fff6d8;border-color:#e7bf43;color:#765800}.bank-question-body{padding:20px}.bank-question-body h3{margin:0 0 12px;font-size:1.08rem;line-height:1.55}.bank-source{margin:0 0 15px;color:#64748b;font-size:.82rem}.bank-answer-set{display:grid;gap:9px;margin:0;padding:0;border:0}.bank-answer-set legend{margin-bottom:10px;color:#334861;font-size:.85rem;font-weight:800}.bank-answer-option{position:relative;display:flex;gap:11px;align-items:flex-start;min-height:48px;padding:12px;border:1px solid #cbdbea;border-radius:12px;background:#fff;cursor:pointer;line-height:1.4}.bank-answer-option:hover{border-color:#78aee5;background:#f7fbff}.bank-answer-option input{margin-top:3px;accent-color:#0969e8}.bank-answer-option.is-correct{border-color:#198754;background:#eaf8f0}.bank-answer-option.is-wrong{border-color:#cf3e35;background:#fff0ee}.bank-answer-option.is-correct::after{content:"Correta";margin-left:auto;color:#126c42;font-size:.76rem;font-weight:900}.bank-answer-option.is-wrong::after{content:"Sua escolha";margin-left:auto;color:#a2332b;font-size:.76rem;font-weight:900}.bank-question-feedback{margin-top:12px;padding:12px;border-left:4px solid #0969e8;border-radius:8px;background:#eef6ff}.bank-question-feedback.correct{border-color:#198754;background:#eaf8f0}.bank-question-feedback.wrong{border-color:#cf3e35;background:#fff0ee}.bank-question-feedback p{margin:0;line-height:1.5}.bank-question-controls{display:flex;flex-wrap:wrap;gap:9px;margin-top:15px}.bank-question-controls .button{min-height:42px}.bank-solution{margin-top:16px;padding:16px;border:1px solid #d9e8f7;border-radius:14px;background:#f8fbff}.bank-solution h4{margin:0 0 10px}.bank-solution p,.bank-solution li{line-height:1.58}.bank-solution .bank-final-answer{font-weight:900;color:#0a4da8}.bank-pagination{display:flex;align-items:center;justify-content:center;gap:14px;margin:20px 0}.bank-pagination button{border-radius:10px}.bank-pagination button:disabled{opacity:.45;cursor:not-allowed}.bank-performance{margin-top:28px;padding:20px;border:1px solid #d9e8f7;border-radius:20px;background:#fff}.bank-performance-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:16px}.bank-performance-grid article{padding:15px;border:1px solid #dce8f4;border-radius:14px;background:#fbfdff}.bank-performance-grid h3{margin:0 0 10px;font-size:.95rem}.bank-performance-grid p{color:#53627d;font-size:.84rem;line-height:1.5}.bank-metric-row{display:flex;justify-content:space-between;gap:8px;padding:6px 0;border-bottom:1px solid #e5edf6;font-size:.8rem}.bank-report-dialog{width:min(560px,calc(100% - 28px));border:0;border-radius:18px;padding:0;box-shadow:0 24px 70px rgba(7,25,67,.25)}.bank-report-dialog::backdrop{background:rgba(7,25,67,.55)}.bank-report-dialog form{display:grid;gap:14px;padding:24px}.bank-report-dialog h2,.bank-report-dialog p{margin:0}.bank-report-dialog output{display:block;white-space:pre-wrap;padding:12px;border-radius:10px;background:#eef6ff;color:#173b67}.bank-report-dialog form>div{display:flex;gap:10px;justify-content:flex-end}.bank-live-region{position:fixed;right:18px;bottom:18px;z-index:100;max-width:360px}.bank-toast{padding:12px 16px;border-radius:12px;background:#071943;color:#fff;box-shadow:0 10px 30px rgba(7,25,67,.25)}.bank-mobile-filter{display:none}
@media(max-width:1100px){.bank-stat-grid{grid-template-columns:repeat(3,1fr)}.bank-performance-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:820px){.bank-shell{width:min(100% - 20px,760px);padding-top:86px}.bank-layout{grid-template-columns:1fr}.bank-filter-panel{display:none;position:fixed;inset:0 0 0 auto;z-index:120;width:min(360px,92vw);height:100dvh;overflow:auto;border-radius:20px 0 0 20px}.bank-filter-panel.is-open{display:block}.bank-filter-head button,.bank-apply-filters,.bank-mobile-filter{display:inline-flex}.bank-hero-copy,.bank-search-bar,.bank-results-toolbar,.bank-section-head{align-items:stretch;flex-direction:column}.bank-search-bar .button{width:100%}.bank-view-controls{justify-content:space-between}.bank-results-toolbar{gap:12px}.bank-performance-grid{grid-template-columns:1fr}.bank-question-header{flex-direction:column}.bank-card-actions{justify-content:flex-start}.bank-question-body{padding:16px}.bank-list-toolbar{align-items:stretch;flex-direction:column}.bank-list-toolbar p{margin-right:0}.bank-list-toolbar .button{width:100%}}
@media(max-width:480px){.bank-shell{width:calc(100% - 12px)}.bank-hero{padding:20px 15px}.bank-stat-grid{grid-template-columns:repeat(2,1fr)}.bank-search-bar{padding:12px}.bank-view-controls{align-items:stretch;flex-direction:column}.bank-view-controls fieldset,.bank-view-controls fieldset button{width:100%}.bank-question-controls{display:grid}.bank-question-controls .button,.bank-icon-button{width:100%}.bank-card-actions{display:grid;width:100%}.bank-answer-option{padding:11px 9px}.bank-performance{padding:14px}.bank-report-dialog form>div{flex-direction:column}.bank-report-dialog .button{width:100%}}
@media(prefers-reduced-motion:reduce){.exercise-bank-page *{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
html[data-theme=dark] .exercise-bank-page{background:#0b1423;color:#edf4ff}html[data-theme=dark] :is(.bank-hero,.bank-search-bar,.bank-filter-panel,.bank-results-toolbar,.bank-question-card,.bank-performance,.bank-list-toolbar){background:#101d31;border-color:#304766}html[data-theme=dark] :is(.bank-hero p,.bank-source,.bank-section-head p,.bank-performance-grid p,.bank-status){color:#afc2db}html[data-theme=dark] :is(.bank-stat-grid div,.bank-question-header,.bank-performance-grid article,.bank-solution,.bank-status){background:#14243a;border-color:#304766}html[data-theme=dark] :is(.bank-search-field input,.bank-filter-panel select,.bank-view-controls select,.bank-report-dialog input,.bank-report-dialog select,.bank-report-dialog textarea,.bank-answer-option,.bank-icon-button,.bank-view-controls fieldset button,.bank-pagination button){background:#101d31;border-color:#45617f;color:#edf4ff}html[data-theme=dark] .bank-badge{background:#223751;color:#dbe9f8}html[data-theme=dark] .bank-answer-option:hover{background:#172b45}html[data-theme=dark] .bank-filter-chip{background:#173657;color:#b9dcff}html[data-theme=dark] .bank-solution{background:#14243a}html[data-theme=dark] .bank-answer-option.is-correct{background:#123927}html[data-theme=dark] .bank-answer-option.is-wrong{background:#461f24}

/* Banco de exercícios: paginação, estados dinâmicos e reforços responsivos. */
.bank-page-numbers{display:flex;align-items:center;justify-content:center;gap:.35rem;flex-wrap:wrap}.bank-page-numbers button,.bank-page-ellipsis{min-width:2.35rem;height:2.35rem;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);font:inherit;font-weight:800}.bank-page-numbers button:not(:disabled){cursor:pointer}.bank-page-numbers button[aria-current="page"]{background:var(--primary);border-color:var(--primary);color:#fff}.bank-page-ellipsis{display:grid;place-items:center;border-color:transparent}.bank-random-refresh{border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--primary);padding:.62rem .8rem;font:inherit;font-weight:800;cursor:pointer}.bank-question-card,.bank-question-body,.bank-solution,.bank-support-text{min-width:0;overflow-wrap:anywhere}.bank-question-card img{display:block;max-width:100%;height:auto;margin:1rem auto;border-radius:12px}.bank-question-card:focus{outline:none}.bank-question-card:focus-visible,.bank-results:focus-visible{outline:3px solid color-mix(in srgb,var(--primary) 45%,transparent);outline-offset:4px}.bank-report-dialog[open]{display:block}.bank-report-dialog output{white-space:pre-wrap;max-height:14rem;overflow:auto;border:1px solid var(--line);border-radius:10px;background:var(--surface-soft);padding:.8rem;margin-top:.8rem}.bank-report-dialog output[hidden]{display:none}.bank-live-region{position:fixed;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.bank-validation-summary{color:var(--muted)}
@media(max-width:820px){.bank-pagination{flex-wrap:wrap;justify-content:center}.bank-page-numbers{order:3;flex-basis:100%}.bank-page-status{min-width:7rem;text-align:center}.bank-filter-panel[aria-hidden="true"]{visibility:hidden}.bank-results-toolbar,.bank-view-controls{align-items:stretch}.bank-view-controls{width:100%}.bank-view-controls>label,.bank-view-controls select,.bank-random-refresh{width:100%}}
@media(max-width:430px){.bank-page-numbers button,.bank-page-ellipsis{min-width:2rem;height:2rem}.bank-question-header,.bank-question-controls,.bank-card-actions{align-items:stretch}.bank-card-actions button,.bank-question-controls .button{width:100%;justify-content:center}.bank-performance-grid{grid-template-columns:minmax(0,1fr)}}
[data-theme="dark"] .bank-page-numbers button,[data-theme="dark"] .bank-random-refresh{background:var(--surface);border-color:var(--line);color:var(--ink)}[data-theme="dark"] .bank-page-numbers button[aria-current="page"]{background:var(--primary);border-color:var(--primary);color:#fff}