/* Q&A components are scoped so existing articles and calculators keep their styles. */
.qa-page [hidden] { display: none !important; }
.qa-subnav { display: flex; flex-wrap: wrap; gap: .5rem; margin: 0 0 2rem; }
.qa-subnav a { display: inline-flex; align-items: center; min-height: 44px; padding: .55rem 1.15rem; border: 1px solid var(--line); border-radius: 999px; font-weight: 700; text-decoration: none; color: var(--ink); }
.qa-subnav a[aria-current="page"] { background: var(--pine); border-color: var(--pine); color: var(--on-pine); }
.qa-subnav a:hover { background: var(--sage-soft); color: var(--ink); }
.qa-learn-nav { margin-bottom: 1.5rem; }
.qa-hero-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, .8fr); gap: clamp(1.5rem, 4vw, 3.5rem); align-items: start; }
.qa-head h1 { max-width: 18ch; font-size: clamp(2.65rem, 5.6vw, 4.6rem); line-height: 1.06; margin-bottom: 1.25rem; }
.qa-head .lede { max-width: 44rem; }
.qa-editorial { background: var(--sage-soft); border: 1px solid var(--line); border-radius: var(--r-lg); padding: clamp(1.35rem, 3vw, 2rem); }
.qa-editorial h2 { font-size: clamp(1.5rem, 2.5vw, 2rem); line-height: 1.2; }
.qa-editorial p:last-child { margin-bottom: 0; padding-top: .85rem; border-top: 1px solid var(--line); }
.qa-small { color: var(--ink-2); font-size: .95rem; }
.qa-library { padding-bottom: 3rem; }
.qa-library-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: .5rem 2rem; margin: 1rem 0 1.4rem; }
.qa-library-head h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); }
.qa-tools { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr) auto; gap: 1rem; align-items: end; padding: 1.25rem; margin-bottom: 1.5rem; border: 1px solid var(--line); border-radius: var(--r-md); background: var(--paper); }
.qa-tools label { display: block; font-weight: 700; margin-bottom: .45rem; }
.qa-tools input, .qa-tools select { box-sizing: border-box; width: 100%; min-width: 0; min-height: 52px; padding: .7rem .8rem; font: 1rem var(--sans); color: var(--ink); background: var(--cream); border: 1px solid var(--line); border-radius: 8px; }
.qa-tools button { min-height: 52px; white-space: normal; }
.qa-tools :focus-visible, .qa-subnav a:focus-visible, .qa-page summary:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
.qa-empty { border: 1px solid var(--line); background: var(--paper); border-radius: var(--r-lg); padding: clamp(1.5rem, 4vw, 3rem); }
.qa-empty h3 { font-size: clamp(1.65rem, 3vw, 2.2rem); margin: .6rem 0 1rem; }
.qa-empty > p { max-width: 48rem; }
.qa-status-label { display: inline-block; border-radius: 999px; background: var(--sage-soft); color: var(--ink); padding: .35rem .8rem; font-size: .85rem; font-weight: 700; }
.qa-reading { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; margin: 1.75rem 0 0; }
.qa-reading a { display: block; min-width: 0; border-top: 2px solid var(--line); padding: 1rem 0 .5rem; text-decoration: none; color: var(--ink); }
.qa-reading a:hover strong { text-decoration: underline; }
.qa-reading strong { display: block; font-size: 1.1rem; margin-bottom: .45rem; }
.qa-reading span { display: block; font-size: .95rem; color: var(--ink-2); }
.qa-item { border: 1px solid var(--line); background: var(--paper); border-radius: var(--r-md); margin: 0 0 1rem; scroll-margin-top: 100px; overflow-wrap: anywhere; }
.qa-item > summary { padding: 1.3rem 1.5rem; cursor: pointer; font: 500 clamp(1.25rem, 2.5vw, 1.55rem)/1.35 var(--serif); color: var(--ink); }
.qa-item > summary::marker { color: var(--pine); }
.qa-answer { padding: 0 1.5rem 1.5rem; max-width: 78ch; }
.qa-answer p { line-height: 1.7; }
.qa-answer-meta { font: .9rem/1.5 var(--sans); color: var(--ink-2); }
.qa-related { display: flex; flex-wrap: wrap; gap: .5rem 1.25rem; margin-top: 1rem; }
.qa-related a { display: inline-flex; align-items: center; min-height: 44px; }
.qa-intake-note { margin: 2.5rem 0; padding: 1.4rem 0 1.4rem 1.25rem; border-left: 3px solid var(--amber); }
.qa-intake-note h2 { font-size: 1.45rem; }
.qa-intake-note p { max-width: 68ch; color: var(--ink-2); margin-bottom: 0; }
.qa-newsletter { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1.5rem; padding: clamp(1.5rem, 3vw, 2.5rem); background: var(--pine); color: var(--on-pine); border-radius: var(--r-lg); }
.qa-newsletter h2 { color: var(--on-pine); font-size: clamp(1.75rem, 3vw, 2.5rem); }
.qa-newsletter .eyebrow { color: var(--sage); }
.qa-newsletter p { max-width: 44rem; color: var(--on-pine); }
.qa-newsletter .btn { flex: 0 0 auto; }
.qa-references { margin-bottom: 2rem; }
.qa-references h3 { font-size: 1.1rem; scroll-margin-top: 100px; }
.qa-references li { margin-bottom: .65rem; overflow-wrap: anywhere; }
@media (max-width: 820px) { .qa-hero-grid { grid-template-columns: 1fr; } .qa-tools { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); } .qa-tools button { grid-column: 1 / -1; } }
@media (max-width: 560px) { .qa-tools, .qa-reading { grid-template-columns: 1fr; } .qa-newsletter { align-items: stretch; } .qa-newsletter .btn { width: 100%; justify-content: center; text-align: center; } .qa-item > summary { padding: 1.15rem; } .qa-answer { padding: 0 1.15rem 1.15rem; } }
@media print { .qa-tools, .qa-subnav, .qa-newsletter, .qa-intake-note { display: none !important; } .qa-item { break-inside: avoid; } }