/* Shared navigation and page-specific additions to the original visual system. */
.expanded-footer { padding-top: 52px; }
.expanded-footer .footer-introduction { display: flex; justify-content: space-between; gap: 24px; align-items: center; padding-bottom: 36px; border-bottom: 1px solid var(--line); }
.expanded-footer .footer-introduction p { max-width: 350px; font-size: 13px; color: var(--ink-soft); }
.expanded-footer .footer-directory { display: grid; grid-template-columns: 1fr 2fr 1.2fr; gap: 48px; padding-block: 36px; }
.expanded-footer .footer-links { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.expanded-footer .footer-planning .footer-links { display: grid; grid-template-rows: repeat(4,auto); grid-auto-flow: column; grid-template-columns: 1fr 1fr; column-gap: 24px; }
.expanded-footer .footer-title { margin-bottom: 20px; font-size: 12px; color: var(--ink-soft); }
.expanded-footer .footer-links a { font-size: 13px; line-height: 1.5; text-decoration: none; color: var(--ink); }
.expanded-footer .footer-links a:hover { color: var(--blue); text-decoration: underline; text-underline-offset: 4px; }
.utility-page { overflow-wrap: break-word; }
.utility-hero { background: #fafbfd; border-bottom: 1px solid var(--line); padding: 28px 0 40px; }
.breadcrumbs { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; color: var(--ink-soft); font-size: 12px; }
.breadcrumbs a { text-decoration: none; }
.breadcrumbs a:hover { color: var(--blue); }
.utility-hero-grid { display: grid; grid-template-columns: 1fr 1.08fr; align-items: center; gap: 56px; min-height: 540px; }
.utility-hero-copy { padding: 28px 0; }
.utility-hero-copy h1 { font-size: clamp(34px,3.5vw,52px); font-weight: 650; letter-spacing: -.045em; line-height: 1.13; max-width: 19ch; }
.utility-hero-copy .lead { margin: 26px 0 28px; font-size: 16px; max-width: 46ch; }
.utility-kicker-mark { width: 7px; height: 7px; background: var(--blue); border-radius: 50%; box-shadow: 0 0 0 5px var(--blue-pale); }
.utility-hero-art { min-width: 0; margin: 0; }
.utility-hero-art img { display: block; width: 100%; height: auto; max-height: 540px; object-fit: contain; mix-blend-mode: multiply; }
.utility-hero-art figcaption { display: flex; justify-content: space-between; color: var(--ink-soft); font: 10px/1.5 ui-monospace,monospace; text-transform: uppercase; letter-spacing: .1em; border-top: 1px solid var(--line); padding: 12px 2px; }
.utility-hero-note { display: flex; align-items: center; gap: 10px; margin-top: 20px; color: var(--ink-soft); font-size: 12px; }
.utility-hero-note span { font-size: 20px; color: var(--blue); }
.utility-section { padding-block: 76px; border-bottom: 1px solid var(--line); }
.utility-section h2 { max-width: 25ch; margin-bottom: 24px; font-size: clamp(27px,2.6vw,36px); }
.utility-section .eyebrow { margin-bottom: 22px; }
.utility-section-tint { background: #f3f6fb; }
.editorial-row { display: grid; grid-template-columns: .9fr 1.1fr; gap: 88px; align-items: start; }
.editorial-split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.editorial-copy { min-width: 0; color: var(--ink-soft); font-size: 15px; line-height: 1.85; }
.editorial-copy h2 { color: var(--ink); }
.editorial-copy p + p { margin-top: 18px; }
.editorial-list { padding-left: 20px; margin: 22px 0 0; }
.editorial-list li { padding-left: 5px; margin: 10px 0; }
.editorial-list li::marker { color: var(--blue); }
.editorial-copy .table-scroll { margin-top: 26px; }
.utility-section-dark { background: #15243d; color: white; }
.utility-section-dark .editorial-copy { color: #d8e3f4; }
.utility-section-dark h2 { color: white; }
.utility-section-dark .eyebrow, .utility-section-dark .section-number { color: #91bbff; }
.utility-section-dark .data-table { color: var(--ink); }
.explanation-figure { margin: 0; min-width: 0; }
.explanation-figure img { display: block; width: 100%; height: auto; }
.explanation-figure figcaption { margin: 16px 0 0; max-width: 48ch; font-size: 12px; color: var(--ink-soft); line-height: 1.7; padding-left: 16px; border-left: 2px solid var(--blue); }
.utility-tool-section { background: white; scroll-margin-top: 90px; }
.utility-tool-heading { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; margin-bottom: 30px; }
.utility-tool-heading h2 { margin-bottom: 0; }
.utility-tool-heading .lead { max-width: 55ch; }
.tool-mount { min-width: 0; padding: 34px; border: 1px solid #cbd8e9; border-top: 3px solid var(--blue); border-radius: 4px; background: linear-gradient(150deg,#fafcff,#f4f7fc); box-shadow: 0 16px 36px -32px #172033; }
.tool-loading { padding: 24px; color: var(--ink-soft); }
.tool-form { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px; align-items: start; }
.tool-form fieldset { grid-column: 1 / -1; border: 1px solid var(--line); border-radius: 4px; padding: 18px; min-width: 0; }
.tool-form legend { padding-inline: 8px; font-weight: 600; }
.field { display: flex; flex-direction: column; gap: 8px; min-width: 0; font-size: 13px; color: var(--ink); }
.field-wide { grid-column: 1 / -1; min-width: 0; }
.field > span, .field > label { font-weight: 550; }
.tool-mount input:not([type=checkbox]):not([type=radio]), .tool-mount select, .tool-mount textarea { box-sizing: border-box; display: block; width: 100%; max-width: 100%; min-height: 44px; padding: 10px 12px; color: var(--ink); font: inherit; font-size: 14px; background: white; border: 1px solid #b8c8dc; border-radius: 4px; }
.tool-mount textarea { resize: vertical; min-height: 130px; }
.tool-mount input[type=checkbox] { width: 18px; height: 18px; accent-color: var(--blue); }
.tool-mount input:focus-visible, .tool-mount select:focus-visible, .tool-mount textarea:focus-visible { outline: 3px solid #b9d4ff; outline-offset: 1px; border-color: var(--blue); }
.tool-mount button:not(.button), .tool-action { border: 1px solid #b7cbe6; background: white; border-radius: 4px; color: var(--blue-dark); min-height: 40px; padding: 9px 14px; font: 600 12px/1.5 inherit; cursor: pointer; }
.tool-mount button:hover:not(.button) { background: #e8f0fe; }
.tool-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-block: 20px; }
.tool-controls a, .tool-mount a { color: var(--blue-dark); text-underline-offset: 4px; font-size: 13px; }
.tool-result { margin-top: 28px; border-top: 1px solid var(--line); padding-top: 24px; min-width: 0; }
.tool-result h3 { margin-bottom: 16px; }
.result-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(180px,1fr)); gap: 12px; margin-block: 20px; }
.result-card { padding: 20px; background: white; border: 1px solid var(--line); border-radius: 4px; font-size: 12px; color: var(--ink-soft); min-width: 0; }
.result-card:first-child { background: var(--blue); color: white; border-color: var(--blue); }
.result-value { display: block; font-size: clamp(22px,2.3vw,30px); font-weight: 650; letter-spacing: -.04em; line-height: 1.25; margin: 8px 0; color: var(--ink); font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.result-card:first-child .result-value { color: white; }
.tool-note { margin-block: 16px; max-width: 90ch; font-size: 12px; line-height: 1.7; color: var(--ink-soft); }
.tool-error { color: #902c2c; background: #fff0ef; border-left: 3px solid #bc4848; padding: 12px 16px; margin-block: 14px; font-size: 13px; }
.tool-error:empty { display: none; }
.tool-output { font-variant-numeric: tabular-nums; }
.table-scroll { overflow-x: auto; max-width: 100%; min-width: 0; border: 1px solid var(--line); border-radius: 4px; margin-block: 18px; background: white; scrollbar-width: thin; }
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; text-align: left; color: var(--ink); }
.data-table th { background: #eaf0f9; font-size: 11px; letter-spacing: .01em; font-weight: 600; color: var(--ink-soft); }
.data-table th, .data-table td { padding: 12px 14px; border-bottom: 1px solid #e2e9f1; vertical-align: top; }
.data-table tr:last-child td { border-bottom: 0; }
.data-table td input, .data-table td select { min-width: 115px; }
.data-table td input[type=date] { min-width: 150px; }
.data-table th { white-space: nowrap; }
.tool-chart { display: block; width: 100%; max-height: 380px; overflow: visible; margin-block: 24px; background: white; border-radius: 4px; }
.tool-mount svg { max-width: 100%; height: auto; }
.tool-mount [hidden] { display: none !important; }
.utility-faq .faq-layout { grid-template-columns: .8fr 1.2fr; gap: 90px; }
.utility-faq-list details { border-top: 1px solid var(--line); }
.utility-faq-list details:last-child { border-bottom: 1px solid var(--line); }
.utility-faq-list summary { display: flex; align-items: start; gap: 18px; padding: 25px 0; font-size: 15px; font-weight: 550; cursor: pointer; list-style: none; }
.utility-faq-list summary::-webkit-details-marker { display:none; }
.faq-number { color: var(--blue); font: 11px/2 ui-monospace,monospace; }
.details-plus { margin-left: auto; color: var(--blue); font-size: 22px; font-weight: 400; line-height: 1; }
details[open] .details-plus { transform: rotate(45deg); }
.details-answer { padding: 0 30px 25px 0; font-size: 14px; line-height: 1.8; color: var(--ink-soft); }
.utility-faq-list .details-plus { transition: transform 320ms ease; }
.utility-faq-list summary[aria-expanded="false"] .details-plus { transform: none; }
.utility-sources { padding-block: 32px; background: #fafbfd; border-bottom: 1px solid var(--line); }
.utility-sources h2 { font-size: 15px; margin-bottom: 12px; }
.utility-sources p, .utility-sources li { font-size: 12px; color: var(--ink-soft); }
.utility-sources ul { display:flex; gap:12px 28px; flex-wrap:wrap; list-style:none; padding:0; margin-top:16px; }
.utility-sources a { text-underline-offset: 4px; }
.utility-related { padding-block: 44px; }
.related-links { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 18px; }
.related-links a { padding: 18px 0; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 16px; color: var(--blue-dark); font-size: 14px; text-decoration: none; }
.related-links a:hover { border-color: var(--blue); }
.utility-cta { display: flex; justify-content: space-between; align-items: center; gap: 32px; }
.utility-cta h2 { max-width: 28ch; }
.utility-cta .button { flex-shrink: 0; }
:where(a,button,summary):focus-visible { outline: 3px solid #70a4ee; outline-offset: 5px; }
@media (max-width: 1000px) {
 .utility-hero-grid { gap: 24px; min-height: 460px; }
 .editorial-row, .editorial-split, .utility-faq .faq-layout { gap: 40px; }
 .tool-form { grid-template-columns: repeat(2,minmax(0,1fr)); }
 .expanded-footer .footer-directory { gap: 24px; }
}
@media (max-width: 760px) {
 .utility-hero-grid, .editorial-row, .editorial-split, .utility-tool-heading, .utility-faq .faq-layout { grid-template-columns: 1fr; }
 .utility-hero-grid { gap: 8px; }
 .utility-hero-copy { padding-bottom: 0; }
 .utility-hero-copy h1 { max-width: 22ch; font-size: clamp(32px,6vw,43px); }
 .utility-hero-copy .lead { font-size: 15px; }
 .utility-hero-art { max-width: 470px; width: 100%; justify-self: center; }
 .utility-hero-art img { max-height: 380px; }
 .utility-section { padding-block: 48px; }
 .editorial-row, .editorial-split, .utility-tool-heading, .utility-faq .faq-layout { gap: 26px; }
 .explanation-figure { max-width: 560px; }
 .editorial-split .explanation-figure { order: 2; }
 .utility-section h2 { max-width: 28ch; margin-bottom: 12px; }
 .utility-cta { align-items: start; flex-direction: column; }
 .tool-mount { padding: 20px; }
 .expanded-footer .footer-directory { grid-template-columns: 1fr 1fr; }
 .expanded-footer .footer-planning { grid-column: 1 / -1; grid-row: 2; }
 .expanded-footer .footer-introduction { align-items: start; flex-direction: column; }
}
@media (max-width: 480px) {
 .tool-form, .result-grid { grid-template-columns: minmax(0,1fr); }
 .utility-hero { padding-top: 20px; }
 .utility-hero-copy .eyebrow { font-size: 11px; }
 .utility-hero-art figcaption { font-size: 8px; }
 .tool-mount { padding: 16px; }
 .related-links { grid-template-columns: 1fr; gap: 0; }
 .utility-faq-list summary { font-size: 14px; gap: 12px; }
 .expanded-footer .footer-directory { grid-template-columns: 1fr; gap: 30px; }
 .expanded-footer .footer-planning { grid-row: auto; grid-column: auto; }
 .expanded-footer .footer-planning .footer-links { display: flex; }
 .expanded-footer .footer-bottom { flex-wrap: wrap; gap: 12px; }
}