/* USWDS `sans` role resolves to "Public Sans Web"; faces declared here so Vite fingerprints the files. */
@font-face { font-family: 'Public Sans Web'; font-style: normal; font-weight: 300; font-display: swap; src: url('../assets/fonts/public-sans/PublicSans-Light.woff2') format('woff2'); }
@font-face { font-family: 'Public Sans Web'; font-style: normal; font-weight: 400; font-display: swap; src: url('../assets/fonts/public-sans/PublicSans-Regular.woff2') format('woff2'); }
@font-face { font-family: 'Public Sans Web'; font-style: italic; font-weight: 400; font-display: swap; src: url('../assets/fonts/public-sans/PublicSans-Italic.woff2') format('woff2'); }
@font-face { font-family: 'Public Sans Web'; font-style: normal; font-weight: 500; font-display: swap; src: url('../assets/fonts/public-sans/PublicSans-Medium.woff2') format('woff2'); }
@font-face { font-family: 'Public Sans Web'; font-style: normal; font-weight: 600; font-display: swap; src: url('../assets/fonts/public-sans/PublicSans-SemiBold.woff2') format('woff2'); }
@font-face { font-family: 'Public Sans Web'; font-style: normal; font-weight: 700; font-display: swap; src: url('../assets/fonts/public-sans/PublicSans-Bold.woff2') format('woff2'); }
@font-face { font-family: 'Public Sans Web'; font-style: italic; font-weight: 700; font-display: swap; src: url('../assets/fonts/public-sans/PublicSans-BoldItalic.woff2') format('woff2'); }

/* Layout glue only. Colour, type, spacing and components come from USWDS. */
*, *::before, *::after { box-sizing: border-box; }
html, body, #root { height: 100%; }
body { margin: 0; }
.kbb-app { display: flex; flex-direction: column; height: 100%; height: 100dvh; min-height: 0; }
.kbb-main { flex: 1; min-height: 0; overflow: auto; background: #fff; }
.kbb-main:focus { outline: none; }
.kbb-narrow { max-width: 44rem; }

.kbb-main--split { display: grid; grid-template-columns: minmax(0, 1fr); grid-template-rows: minmax(0, 1fr); overflow: hidden; }
.kbb-panel { overflow: auto; padding: 1rem 1rem 2rem; background: #fff; min-width: 0; }
.kbb-map-wrap { position: relative; min-height: 0; height: 100%; }
.kbb-map { position: absolute; inset: 0; }
@media (min-width: 64em) {
  .kbb-main--split { grid-template-columns: minmax(24rem, 30rem) minmax(0, 1fr); }
  .kbb-panel { border-right: 1px solid #dfe1e2; }
}
/* phone held sideways: keep list and map side by side */
@media (max-width: 63.99em) and (orientation: landscape) {
  .kbb-main--split { grid-template-columns: minmax(16rem, 22rem) minmax(0, 1fr); }
  .kbb-panel { border-right: 1px solid #dfe1e2; padding-bottom: 1rem; }
}

.kbb-place-btn { appearance: none; cursor: pointer; font: inherit; color: inherit; }
.kbb-place-btn:hover { background: #f0f0f0; }
.kbb-place-btn:focus-visible, .kbb-pin:focus-visible { outline: 0.25rem solid #2491ff; outline-offset: 0; }

.kbb-source { display: flex; flex-wrap: wrap; gap: 0.25rem 1.25rem; }
.kbb-source > div { display: flex; align-items: center; gap: 0.4rem; }
.kbb-source dt::after { content: ':'; }
.kbb-source dd { margin: 0; }

.kbb-legend { position: absolute; left: 0.5rem; bottom: 1.75rem; z-index: 2; max-width: 17rem; padding: 0.5rem 0.75rem; background: #fff; border: 1px solid #565c65; border-radius: 0.25rem; font-size: 0.875rem; }
.kbb-legend summary { cursor: pointer; font-weight: 700; }
.kbb-legend ul { margin-top: 0.5rem !important; }
.kbb-legend li { padding: 0.15rem 0; }
.kbb-swatch { flex: none; width: 0.9rem; height: 0.9rem; border: 2px solid; border-radius: 50%; margin-right: 0.5rem; }
.kbb-map-note { position: absolute; top: 0.5rem; left: 0.5rem; right: 3.5rem; z-index: 2; }

.kbb-pin { display: flex; align-items: center; justify-content: center; width: 1.75rem; height: 1.75rem; border-radius: 50%; border: 2px solid #1b1b1b; background: #fff; color: #1b1b1b; font: 700 0.875rem/1 inherit; padding: 0; }
.kbb-pin--start { background: #005ea2; color: #fff; border-color: #fff; }
.kbb-pin--end { background: #1b1b1b; color: #fff; border-color: #fff; }
.kbb-pin--barrier { background: #ffbe2e; cursor: pointer; }
.kbb-pin--barrier .usa-icon { width: 1.1rem; height: 1.1rem; fill: currentColor; }
.kbb-pin--hard { background: #b50909; color: #fff; border-color: #fff; }

@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }

/* ---- profile / tooltips ---- */
.kbb-step { display: flex; align-items: center; gap: 0.6rem; margin: 0 0 0.5rem; }
.kbb-step__n { display: inline-flex; align-items: center; justify-content: center; flex: none; width: 2rem; height: 2rem; border-radius: 50%; background: #005ea2; color: #fff; font-size: 1rem; font-weight: 700; }
.kbb-choice { display: grid; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); gap: 0.5rem; }
.kbb-choice .usa-radio { margin: 0; }
.kbb-choice .usa-radio__label { margin-top: 0; height: 100%; }
.kbb-tip { position: relative; display: inline-flex; margin-left: 0.25rem; }
.kbb-tip__btn { appearance: none; display: inline-flex; align-items: center; justify-content: center; min-width: 2.75rem; min-height: 2.75rem; padding: 0; background: none; border: 0; border-radius: 50%; color: #005ea2; cursor: pointer; }
.kbb-tip__btn:hover { background: #e7f6f8; }
.kbb-tip__btn:focus-visible { outline: 0.25rem solid #2491ff; }
.kbb-tip__bubble { position: absolute; z-index: 20; top: 100%; left: -0.5rem; width: max-content; max-width: min(19rem, 78vw); padding: 0.6rem 0.75rem; background: #1b1b1b; color: #fff; border-radius: 0.25rem; font-size: 0.9rem; line-height: 1.4; font-weight: 400; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3); }
.kbb-tip__bubble[hidden] { display: none; }

/* ---- dashboard ---- */
.kbb-wide { max-width: 64rem; }
.kbb-kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); gap: 0.75rem; margin-bottom: 1rem !important; }
.kbb-kpi { display: flex; flex-direction: column; padding: 0.9rem 1rem; border: 1px solid #dfe1e2; border-left: 0.35rem solid #005ea2; border-radius: 0.25rem; background: #fff; }
.kbb-kpi__v { font-size: 1.9rem; font-weight: 700; line-height: 1.1; color: #1b1b1b; }
.kbb-kpi__l { font-size: 0.9rem; margin-top: 0.25rem; color: #3d4551; }
.kbb-kpi__s { font-size: 0.8rem; color: #565c65; }
.kbb-bar { min-width: 8rem; white-space: nowrap; }
.kbb-bar span { display: inline-block; height: 0.75rem; vertical-align: middle; }
.kbb-bar__k { background: #00a91c; }
.kbb-bar__s { background: #ffbe2e; }
.kbb-bar__u { background: #a9aeb1; }
.kbb-rank { display: inline-flex; align-items: center; justify-content: center; width: 1.9rem; height: 1.9rem; margin-right: 0.6rem; border-radius: 50%; background: #1b1b1b; color: #fff; font-weight: 700; }

/* ---- access card ---- */
.kbb-card { position: fixed; inset: 0; z-index: 100; overflow: auto; padding: 1rem; background: rgba(27, 27, 27, 0.7); }
.kbb-card__sheet { max-width: 46rem; margin: 0 auto; padding: 1.5rem; background: #fff; border-radius: 0.25rem; }
.kbb-card__bar { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; }
.kbb-card__bar .usa-button { margin: 0; }
@media print {
  .kbb-app > :not(.kbb-card) { display: none !important; }
  .kbb-card { position: static; padding: 0; background: none; overflow: visible; }
  .kbb-card__sheet { max-width: none; padding: 0; }
  .kbb-card__bar { display: none; }
}

/* ---- high contrast (settings) ---- */
:root[data-contrast='high'] { --kbb-border: #1b1b1b; }
:root[data-contrast='high'] body { color: #000; }
:root[data-contrast='high'] .text-base-dark, :root[data-contrast='high'] .text-base, :root[data-contrast='high'] .usa-hint { color: #1b1b1b !important; }
:root[data-contrast='high'] .border-base-lighter { border-color: #1b1b1b !important; }
:root[data-contrast='high'] .usa-input, :root[data-contrast='high'] .usa-select, :root[data-contrast='high'] .usa-textarea { border-width: 2px; border-color: #000; }
:root[data-contrast='high'] .usa-button--outline { box-shadow: inset 0 0 0 3px #1b1b1b; color: #1b1b1b; }
:root[data-motion='reduce'] * { transition: none !important; animation: none !important; }

/* ---- header ---- */
.kbb-head { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 1.25rem; padding: 0.6rem 1rem; }
.kbb-head__nav { order: 3; width: 100%; overflow-x: auto; }
.kbb-head__tools { display: flex; align-items: center; gap: 0.75rem; margin-left: auto; }
.kbb-head__user { display: none; }
@media (min-width: 40em) { .kbb-head__user { display: inline-flex; align-items: center; } }
@media (min-width: 64em) { .kbb-head__nav { order: 0; width: auto; flex: 1; } }

.usa-range { max-width: 100%; width: 100%; }
.kbb-result:focus { outline: none; }

.kbb-head__brand { font-size: 1.1rem; }
.kbb-banner-detail { display: none; }
@media (min-width: 40em) { .kbb-banner-detail { display: inline; } .kbb-head__brand { font-size: 1.35rem; } }
.usa-site-alert .usa-alert { padding-top: 0.25rem; padding-bottom: 0.25rem; }

/* ---- evidence ---- */
.kbb-measure-canvas { display: block; width: 100%; max-height: 22rem; object-fit: contain; background: #1b1b1b; border-radius: 0.25rem; touch-action: manipulation; cursor: crosshair; }
.kbb-thumb { width: 5.5rem; height: 5.5rem; object-fit: cover; border-radius: 0.25rem; border: 1px solid #a9aeb1; flex: none; }

/* ---- live guidance banner ---- */
.kbb-guide { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 1rem; padding: 0.75rem 1rem; background: #1b1b1b; color: #fff; border-bottom: 4px solid #00bde3; }
.kbb-guide__main { flex: 1 1 18rem; min-width: 0; }
.kbb-guide__headline { margin: 0; font-size: 1.35rem; font-weight: 700; line-height: 1.25; display: flex; align-items: center; }
.kbb-guide__headline .usa-icon { flex: none; fill: #00bde3; }
.kbb-guide__barrier { margin: 0.35rem 0 0; padding: 0.3rem 0.6rem; background: #ffbe2e; color: #1b1b1b; font-weight: 700; border-radius: 0.25rem; display: inline-flex; align-items: center; }
.kbb-guide__meta { margin: 0.25rem 0 0; font-size: 0.9rem; color: #dfe1e2; }
.kbb-guide__actions { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.kbb-guide .usa-button--inverse[aria-pressed='true'] { background: #fff; color: #1b1b1b; box-shadow: none; }

/* ---- basemap switch ---- */
.kbb-basemap { position: absolute; top: 0.5rem; left: 0.5rem; z-index: 2; display: flex; background: #fff; border-radius: 0.25rem; box-shadow: 0 1px 4px rgba(0, 0, 0, 0.4); }
.kbb-basemap button { appearance: none; border: 0; background: #fff; color: #005ea2; font: inherit; font-weight: 700; padding: 0.55rem 0.9rem; min-height: 2.75rem; cursor: pointer; }
.kbb-basemap button:first-child { border-radius: 0.25rem 0 0 0.25rem; }
.kbb-basemap button:last-child { border-radius: 0 0.25rem 0.25rem 0; }
.kbb-basemap button[aria-pressed='true'] { background: #005ea2; color: #fff; }
.kbb-basemap button:focus-visible { outline: 0.25rem solid #2491ff; outline-offset: -0.25rem; }
.kbb-me { width: 1.4rem; height: 1.4rem; border-radius: 50%; background: #1a73e8; border: 3px solid #fff; box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.35); }
.kbb-guide__voice { display: flex; }
.kbb-guide__select { margin: 0; min-height: 2.5rem; padding: 0.4rem 2rem 0.4rem 0.6rem; background-color: transparent; color: #fff; border: 2px solid #fff; font-size: 0.95rem; }
.kbb-guide__select option { color: #1b1b1b; }

/* ================= mobile ================= */
.usa-tag { white-space: nowrap; }
.kbb-sheet__handle { display: none; }
.kbb-nav__icon { display: none; }
.kbb-filters > summary { cursor: pointer; font-weight: 700; color: #005ea2; line-height: 2.75rem; }
.kbb-filters > summary:focus-visible { outline: 0.25rem solid #2491ff; }

@media (max-width: 63.99em), (pointer: coarse) {
  /* touch targets >= 44 px (WCAG 2.5.5 / platform guidance) */
  .usa-button--small { min-height: 2.75rem; padding-left: 1rem; padding-right: 1rem; }
  .usa-button--unstyled { display: inline-flex; align-items: center; min-height: 2.75rem; }
  .usa-checkbox__label, .usa-radio__label { min-height: 2.75rem; padding-top: 0.6rem; padding-bottom: 0.6rem; }
  details > summary { min-height: 2.75rem; }
  .kbb-legend summary { display: flex; align-items: center; min-height: 2.75rem; }
  .kbb-head__tools .usa-button { min-width: 2.75rem; min-height: 2.75rem; }
  .maplibregl-ctrl-group button { width: 2.75rem; height: 2.75rem; }
  .usa-button { min-height: 2.75rem; }
  .usa-input, .usa-select { height: 2.75rem; }
  .kbb-pin::after { content: ''; position: absolute; inset: -0.45rem; }
  .font-sans-3xs, .font-sans-2xs { font-size: 0.875rem !important; }
}

@media (max-width: 63.99em) {
  /* chrome budget: slim header + bottom tab bar, prototype banner moves out of the way */
  .kbb-proto { display: none; }
  .kbb-app { padding-bottom: calc(3.5rem + env(safe-area-inset-bottom)); }
  .kbb-head { flex-wrap: nowrap; padding: 0.35rem 0.75rem; }
  .kbb-head__brand { font-size: 1.05rem; line-height: 1.2; min-width: 0; }
  .kbb-head__tools { gap: 0.5rem; flex: none; }

  .kbb-head__nav { position: fixed; left: 0; right: 0; bottom: 0; z-index: 50; width: auto; order: 0; overflow: visible; background: #fff; border-top: 1px solid #a9aeb1; padding-bottom: env(safe-area-inset-bottom); }
  .kbb-head__nav .kbb-nav { display: flex; width: 100%; box-shadow: none; }
  .kbb-head__nav .usa-button-group__item { flex: 1 1 0; min-width: 0; margin: 0; }
  .kbb-head__nav .kbb-nav__btn.usa-button { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.1rem; width: 100%; min-height: 3.5rem; margin: 0; padding: 0.25rem 0.1rem; border-radius: 0; box-shadow: none; background: #fff; color: #3d4551; font-size: 0.8125rem; font-weight: 400; line-height: 1.1; }
  .kbb-head__nav .kbb-nav__btn.usa-button[aria-current='page'] { background: #e7f6f8; color: #00548a; font-weight: 700; box-shadow: inset 0 0.25rem 0 #005ea2; }
  .kbb-head__nav .kbb-nav__btn.usa-button:focus-visible { outline: 0.25rem solid #2491ff; outline-offset: -0.25rem; }
  .kbb-nav__icon { display: block; fill: currentColor; }

  .kbb-narrow .usa-intro { font-size: 1.05rem; line-height: 1.4; }
  .kbb-legend { bottom: auto; top: 7rem; left: auto; right: 0.5rem; max-width: min(17rem, calc(100vw - 4rem)); }
  .kbb-map-note { top: 3.9rem; right: 3.75rem; }
  .kbb-guide { padding: 0.5rem 0.75rem; gap: 0.5rem; }
  .kbb-guide .usa-button, .kbb-guide__select { min-height: 2.75rem; }
  .kbb-guide__actions { flex-wrap: nowrap; width: 100%; gap: 0.4rem; }
  .kbb-guide__actions > * { flex: 1 1 0; min-width: 0; }
  .kbb-guide__actions > .kbb-guide__voice { flex-grow: 1.5; }
  .kbb-guide .usa-button { padding-left: 0.4rem; padding-right: 0.4rem; font-size: 0.9rem; line-height: 1.1; }
  .kbb-guide__select { width: 100%; font-size: 0.9rem; padding-right: 1.6rem; }
  .kbb-guide__headline { font-size: 1.25rem; }
  .is-guiding { padding-bottom: 0; }
  .is-guiding .kbb-head { display: none; }
}

/* ---- bottom sheet (phone, portrait) ---- */
@media (max-width: 63.99em) and (orientation: portrait) {
  .kbb-main--split { display: block; position: relative; --sheet-h: 55%; }
  .kbb-main--split.is-peek { --sheet-h: 6.5rem; }
  .kbb-main--split.is-half { --sheet-h: 55%; }
  .kbb-main--split.is-full { --sheet-h: 100%; }
  .kbb-map-wrap { position: absolute; inset: 0; height: auto; }
  .kbb-panel { position: absolute; left: 0; right: 0; bottom: 0; z-index: 5; height: var(--sheet-h); padding: 0 1rem 2rem; border-radius: 1rem 1rem 0 0; box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.3); overscroll-behavior: contain; transition: height 0.2s ease; }
  .kbb-main--split.is-peek .kbb-panel { overflow: hidden; }
  .kbb-sheet__handle { display: flex; align-items: center; justify-content: center; position: sticky; top: 0; z-index: 2; width: calc(100% + 2rem); min-height: 2.75rem; margin: 0 -1rem; padding: 0; border: 0; background: #fff; border-radius: 1rem 1rem 0 0; touch-action: none; cursor: grab; }
  .kbb-sheet__handle::before { content: ''; width: 2.75rem; height: 0.3rem; border-radius: 0.15rem; background: #71767a; }
  .kbb-sheet__handle:focus-visible { outline: 0.25rem solid #2491ff; outline-offset: -0.25rem; }
  /* keep OSM attribution and map controls above the sheet */
  .kbb-map-wrap .maplibregl-ctrl-bottom-left, .kbb-map-wrap .maplibregl-ctrl-bottom-right { bottom: var(--sheet-h); transition: bottom 0.2s ease; }
  .is-guiding .kbb-panel { display: none; }
  .is-guiding .kbb-map-wrap .maplibregl-ctrl-bottom-left, .is-guiding .kbb-map-wrap .maplibregl-ctrl-bottom-right { bottom: 0; }
}

/* ---- short screens (phone sideways): reclaim height ---- */
@media (max-height: 30em) and (orientation: landscape) {
  .kbb-app { padding-bottom: calc(3rem + env(safe-area-inset-bottom)); }
  .kbb-head__nav .kbb-nav__btn.usa-button { min-height: 3rem; flex-direction: row; gap: 0.4rem; }
  .kbb-head__brand { font-size: 1rem; }
  .kbb-legend { top: 0.5rem; right: 3.75rem; }
}
@media (prefers-reduced-motion: reduce) { .kbb-panel, .kbb-map-wrap .maplibregl-ctrl-bottom-left, .kbb-map-wrap .maplibregl-ctrl-bottom-right { transition: none; } }