/* Bank-only components share the homepage's palette, type and header/footer. */
.bank-main { padding-top: 2rem; padding-bottom: 4rem; max-width: 58rem; }
.bank-main h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); overflow-wrap: anywhere; }
.bank-breadcrumb { margin-bottom: 1.5rem; color: var(--muted); font-size: .875rem; }
.bank-directory { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr)); gap: 1rem; }
.bank-directory a { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1.2rem; background: var(--card); border: 1px solid var(--rule); border-radius: 12px; text-decoration: none; }
.bank-directory a:hover { border-color: var(--green); }
.bank-directory a > span { color: var(--muted); flex-shrink: 0; font-size: .875rem; }
.bank-banner { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; padding: 1rem 1.2rem; margin-bottom: 1.5rem; border-left: 4px solid var(--green); border-radius: 8px; background: var(--green-soft); text-decoration: none; }
.bank-banner span { font-size: .875rem; }
/* Category pages are crawlable links; answering belongs on the detail page. */
.bank-app-intro { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem 1.5rem; margin: 1.5rem 0; }
.bank-app-link { display: inline-block; padding: .6rem .9rem; border: 1px solid var(--green); border-radius: 8px; background: var(--green-soft); font-family: var(--sans); font-weight: 650; text-decoration: none; }
.bank-index { list-style: none; padding: 0; border-top: 1px solid var(--rule); }
.bank-index-row { border-bottom: 1px solid var(--rule); }
.bank-index-link { display: flex; align-items: center; gap: 1rem; padding: 1rem .5rem; color: var(--ink); text-decoration: none; }
.bank-index-link:hover, .bank-index-link:focus-visible { background: var(--paper-deep); }
.bank-thumbnail { display: flex; justify-content: center; align-items: center; flex: 0 0 2.1rem; }
.bank-thumbnail svg { width: 2.1rem; height: 2.1rem; max-width: 100%; }
.bank-index-text { min-width: 0; flex: 1; }
.bank-index-text small { display: block; color: var(--muted); font-family: var(--sans); font-size: .8rem; margin-bottom: .3rem; }
.bank-index-stem { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; line-height: 1.5; }
.bank-index-arrow { flex-shrink: 0; color: var(--green); }
.bank-card { background: var(--card); border: 1px solid var(--rule); border-radius: 16px; padding: clamp(1rem, 3vw, 1.6rem); box-shadow: var(--shadow-flat); font-family: var(--sans); }
.bank-number { display: inline-block; color: var(--muted); font-size: .8125rem; margin-bottom: .8rem; }
.bank-card fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
.bank-card legend { font-size: 1.1rem; font-weight: 650; line-height: 1.5; padding: 0; margin-bottom: 1rem; max-width: 100%; }
.bank-sign { text-align: center; margin: 0 auto 1rem; }
.bank-sign svg { width: 10rem; max-width: 100%; height: auto; background: #fff; border-radius: 6px; }
.bank-options { list-style: none; padding: 0; margin: 0; display: grid; gap: .6rem; }
.bank-option { position: relative; }
.bank-option input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.bank-option label { display: flex; align-items: center; gap: .8rem; padding: .8rem; border: 1.5px solid var(--rule); border-radius: 10px; background: var(--paper); cursor: pointer; line-height: 1.45; }
.bank-option label:hover { border-color: var(--rule-hard); }
.bank-option input:focus-visible + label { outline: 2px solid var(--green); outline-offset: 2px; }
/* A checked radio alone has no correctness state, including without JavaScript. */
.bank-option input:checked + label { border-color: var(--rule-hard); }
.bank-mark { flex: 0 0 1.65rem; width: 1.65rem; height: 1.65rem; display: grid; place-items: center; border: 1px solid var(--rule-hard); border-radius: 50%; font-size: .8rem; }
.bank-option[data-verdict="right"] label { background: var(--green-soft); border-color: var(--green); }
.bank-option[data-verdict="wrong"] label { background: var(--red-soft); border-color: var(--red); }
.bank-card[data-locked="true"] label { cursor: default; }
.bank-result { font-weight: 650; margin: 1rem 0 0; }
.bank-result:empty { display: none; }
.bank-copyright { color: var(--muted); font-size: .9rem; margin: .5rem 0 0; }
.bank-copyright[hidden] { display: none; }
.bank-context { margin-top: 2rem; }
.bank-context h2 { font-size: 1.25rem; margin-top: 1.8rem; }
.bank-context li { margin-bottom: .5rem; }
.bank-paging { display: flex; flex-wrap: wrap; gap: 1rem; border-top: 1px solid var(--rule); padding-top: 1.2rem; margin-top: 2rem; }