/* Unbilled site stylesheet.
   1. Tokens from _design/project/tokens.json (light on :root, dark under prefers-color-scheme)
   2. @font-face for the five IBM Plex files
   3. The design system's components/bundle.css, unchanged
   4. Site layout (only token values)                                             */

/* ---------- 1. Tokens ---------- */
:root {
  color-scheme: light;

  --paper: #FAF8F3;
  --surface: #FFFFFF;
  --surface-sunken: #F1EEE6;
  --ink: #14231C;
  --ink-muted: #4F5D55;
  --ink-fill: #14231C;
  --on-ink-fill: #FAF8F3;
  --line: #D9D5CA;
  --line-strong: #767F78;
  --highlight: #FFE45C;
  --on-highlight: #14231C;
  --highlight-soft: #FFF4B8;
  --evergreen: #1F5A43;
  --evergreen-strong: #174634;
  --on-evergreen: #FFFFFF;
  --evergreen-soft: #E3EFE8;
  --focus: #14231C;
  --status-info: #0B5F7A;
  --status-info-soft: #E1F0F5;
  --status-caution: #7A4F00;
  --status-caution-soft: #FBEFD3;
  --status-negative: #B42318;
  --status-negative-soft: #FBE6E3;

  --shadow-raised: 0 1px 2px rgba(20,35,28,0.08), 0 4px 12px rgba(20,35,28,0.06);

  --font-sans: "IBM Plex Sans", "Aptos", "Segoe UI", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", Consolas, "Courier New", monospace;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;

  --radius-sm: 3px;
  --radius-md: 6px;
  --radius-lg: 10px;

  /* Type scale (screen). font shorthand + tracking. */
  --text-display: 600 56px/60px var(--font-sans);
  --track-display: -0.02em;
  --text-heading-1: 600 40px/46px var(--font-sans);
  --track-heading-1: -0.015em;
  --text-heading-2: 600 30px/38px var(--font-sans);
  --track-heading-2: -0.01em;
  --text-heading-3: 600 22px/30px var(--font-sans);
  --track-heading-3: 0;
  --text-heading-4: 600 18px/26px var(--font-sans);
  --track-heading-4: 0;
  --text-body-large: 400 18px/28px var(--font-sans);
  --text-body: 400 16px/26px var(--font-sans);
  --text-small: 400 14px/22px var(--font-sans);
  --text-caption: 400 13px/18px var(--font-sans);
  --text-label: 500 14px/20px var(--font-sans);
  --text-button: 600 15px/20px var(--font-sans);
  --text-figure: 500 32px/40px var(--font-mono);
  --track-figure: -0.01em;
  --text-note: 400 14px/24px var(--font-mono);
  --text-code: 400 13px/20px var(--font-mono);

  /* Layout */
  --page-max: 1200px;
  --page-margin: var(--space-8);
  --gutter: var(--space-5);
  --columns: 12;
  --section-gap: var(--space-9);
  --motion: 120ms;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;

    --paper: #101A15;
    --surface: #17241D;
    --surface-sunken: #0B130F;
    --ink: #F3F1EA;
    --ink-muted: #A9B4AD;
    --ink-fill: #1F3027;
    --on-ink-fill: #FAF8F3;
    --line: #2C3B33;
    --line-strong: #84918A;
    --highlight: #FFE45C;
    --on-highlight: #14231C;
    --highlight-soft: #3F3A14;
    --evergreen: #7FD1A8;
    --evergreen-strong: #9BDDBB;
    --on-evergreen: #0D1B14;
    --evergreen-soft: #1B3328;
    --focus: #FFE45C;
    --status-info: #7CC4DE;
    --status-info-soft: #12313C;
    --status-caution: #F0C36A;
    --status-caution-soft: #3A2C0C;
    --status-negative: #FF9C8F;
    --status-negative-soft: #44201C;

    --shadow-raised: 0 1px 2px rgba(0,0,0,0.5), 0 4px 12px rgba(0,0,0,0.35);
  }
}

/* Tablet: 8 columns, 32px margin, 64px between sections */
@media (max-width: 959px) {
  :root {
    --page-margin: var(--space-6);
    --columns: 8;
    --section-gap: var(--space-8);
  }
}

/* Mobile: 4 columns, 16px gutter and margin, 48px between sections.
   Headings step down one level (3-typography.md). Body sizes do not change. */
@media (max-width: 599px) {
  :root {
    --page-margin: var(--space-4);
    --gutter: var(--space-4);
    --columns: 4;
    --section-gap: var(--space-7);

    --text-display: 600 40px/46px var(--font-sans);
    --track-display: -0.015em;
    --text-heading-1: 600 30px/38px var(--font-sans);
    --track-heading-1: -0.01em;
    --text-heading-2: 600 22px/30px var(--font-sans);
    --track-heading-2: 0;
    --text-heading-3: 600 18px/26px var(--font-sans);
    --track-heading-3: 0;
  }
}

/* ---------- 2. Fonts ---------- */
@font-face { font-family: "IBM Plex Sans"; src: url("/assets/fonts/IBMPlexSans-Regular.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("/assets/fonts/IBMPlexSans-Medium.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("/assets/fonts/IBMPlexSans-SemiBold.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("/assets/fonts/IBMPlexMono-Regular.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("/assets/fonts/IBMPlexMono-Medium.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }

/* ---------- 3. Design system components (components/bundle.css, unchanged) ---------- */
*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font-sans); font-size: 16px; line-height: 26px; -webkit-font-smoothing: antialiased; }
.ub-stage { padding: var(--space-5); display: flex; flex-wrap: wrap; gap: var(--space-5); align-items: flex-start; }
.ub-col { display: flex; flex-direction: column; gap: var(--space-3); }
.ub-row { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; }
.ub-cap { font-size: 13px; line-height: 18px; color: var(--ink-muted); margin: 0; }
.ub-icon { flex: none; display: block; }

/* logo */
.ub-logo { display: block; flex: none; }
.ub-logo .b { fill: var(--highlight); }
.ub-logo .u { fill: var(--on-highlight); }
.ub-logo .r { fill: currentColor; }

/* button */
.ub-btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2); height: 44px; padding: 0 var(--space-5); border: 1px solid var(--evergreen); border-radius: var(--radius-md); background: var(--evergreen); color: var(--on-evergreen); font: 600 15px/20px var(--font-sans); text-decoration: none; cursor: pointer; white-space: nowrap; }
.ub-btn:hover, .ub-btn.is-hover { background: var(--evergreen-strong); border-color: var(--evergreen-strong); }
.ub-btn:active, .ub-btn.is-pressed { background: var(--evergreen-strong); border-color: var(--evergreen-strong); transform: translateY(1px); }
.ub-btn:focus-visible, .ub-btn.is-focus { outline: 2px solid var(--focus); outline-offset: 2px; }
.ub-btn--secondary { background: var(--surface); border-color: var(--line-strong); color: var(--ink); }
.ub-btn--secondary:hover, .ub-btn--secondary.is-hover, .ub-btn--secondary:active, .ub-btn--secondary.is-pressed { background: var(--surface-sunken); border-color: var(--ink); }
.ub-btn--quiet { background: transparent; border-color: transparent; color: var(--evergreen); padding: 0 var(--space-3); }
.ub-btn--quiet:hover, .ub-btn--quiet.is-hover, .ub-btn--quiet:active, .ub-btn--quiet.is-pressed { background: var(--evergreen-soft); border-color: transparent; color: var(--evergreen-strong); }
.ub-btn--sm { height: 36px; padding: 0 var(--space-4); font-size: 14px; }
.ub-btn:disabled, .ub-btn.is-disabled { background: var(--surface-sunken); border-color: var(--line); color: var(--ink-muted); cursor: not-allowed; transform: none; }

/* form */
.ub-field { display: flex; flex-direction: column; gap: var(--space-2); width: 280px; }
.ub-label { font: 500 14px/20px var(--font-sans); color: var(--ink); }
.ub-help { font-size: 13px; line-height: 18px; color: var(--ink-muted); margin: 0; }
.ub-input { width: 100%; height: 44px; padding: 0 var(--space-4); border: 1px solid var(--line-strong); border-radius: var(--radius-md); background: var(--surface); color: var(--ink); font: 400 16px/24px var(--font-sans); }
textarea.ub-input { height: 96px; padding: var(--space-3) var(--space-4); resize: vertical; }
.ub-input::placeholder { color: var(--ink-muted); opacity: 1; }
.ub-input:hover, .ub-input.is-hover { border-color: var(--ink); }
.ub-input:focus-visible, .ub-input.is-focus { outline: 2px solid var(--focus); outline-offset: 2px; border-color: var(--ink); }
.ub-input.is-error { border-color: var(--status-negative); border-width: 2px; }
.ub-input:disabled { background: var(--surface-sunken); border-color: var(--line); color: var(--ink-muted); cursor: not-allowed; }
.ub-error { display: flex; gap: var(--space-1); align-items: flex-start; font-size: 13px; line-height: 18px; color: var(--status-negative); margin: 0; }
.ub-select { position: relative; }
.ub-select select { appearance: none; -webkit-appearance: none; padding-right: 40px; }
.ub-select .ub-icon { position: absolute; right: 12px; top: 12px; pointer-events: none; color: var(--ink); }
.ub-check { display: inline-flex; gap: var(--space-3); align-items: flex-start; font-size: 16px; line-height: 24px; color: var(--ink); cursor: pointer; }
.ub-check input { appearance: none; -webkit-appearance: none; flex: none; width: 20px; height: 20px; margin: 2px 0 0; border: 1px solid var(--line-strong); border-radius: var(--radius-sm); background: var(--surface); display: grid; place-content: center; cursor: pointer; }
.ub-check input:hover { border-color: var(--ink); }
.ub-check input:checked { background: var(--evergreen); border-color: var(--evergreen); }
.ub-check input:checked::after { content: ""; width: 10px; height: 5px; border-left: 2px solid var(--on-evergreen); border-bottom: 2px solid var(--on-evergreen); transform: translateY(-1px) rotate(-45deg); }
.ub-check input:focus-visible, .ub-check input.is-focus { outline: 2px solid var(--focus); outline-offset: 2px; }
.ub-check input:disabled { background: var(--surface-sunken); border-color: var(--line); cursor: not-allowed; }

/* card */
.ub-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: var(--space-5); color: var(--ink); width: 280px; }
.ub-card h3 { font: 600 18px/26px var(--font-sans); margin: 0 0 var(--space-2); }
.ub-card p { margin: 0; font-size: 14px; line-height: 22px; color: var(--ink-muted); }
.ub-card .ub-card__figure { font: 500 32px/40px var(--font-mono); letter-spacing: -0.01em; color: var(--ink); margin: 0 0 var(--space-1); }
a.ub-card { display: block; text-decoration: none; }
a.ub-card:hover, .ub-card.is-hover { border-color: var(--line-strong); }
a.ub-card:focus-visible, .ub-card.is-focus { outline: 2px solid var(--focus); outline-offset: 2px; }
.ub-card.is-selected { border-color: var(--evergreen); box-shadow: inset 0 0 0 1px var(--evergreen); }
.ub-card__more { display: inline-flex; gap: var(--space-1); align-items: center; margin-top: var(--space-4); font: 600 14px/20px var(--font-sans); color: var(--evergreen); }

/* tag */
.ub-tag { display: inline-flex; align-items: center; gap: var(--space-1); padding: 2px var(--space-2); border-radius: var(--radius-sm); background: var(--surface-sunken); color: var(--ink); font: 500 13px/18px var(--font-sans); white-space: nowrap; }
.ub-tag--confirm { background: var(--highlight); color: var(--on-highlight); }
.ub-tag--positive { background: var(--status-info-soft); color: var(--status-info); }
.ub-tag--caution { background: var(--status-caution-soft); color: var(--status-caution); }
.ub-tag--negative { background: var(--status-negative-soft); color: var(--status-negative); }

/* table */
.ub-tablewrap { border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); overflow: hidden; }
.ub-table { width: 100%; border-collapse: collapse; font-size: 14px; line-height: 22px; color: var(--ink); }
.ub-table caption { text-align: left; padding: var(--space-4); font: 600 18px/26px var(--font-sans); }
.ub-table th { text-align: left; padding: var(--space-3) var(--space-4); background: var(--surface-sunken); color: var(--ink-muted); font: 500 14px/20px var(--font-sans); border-bottom: 1px solid var(--line); white-space: nowrap; }
.ub-table td { padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--line); vertical-align: top; }
.ub-table tr:last-child td { border-bottom: 0; }
.ub-table .num { text-align: right; font: 400 13px/22px var(--font-mono); white-space: nowrap; }
.ub-table th.num { font: 500 14px/20px var(--font-sans); }
.ub-table tbody tr:hover, .ub-table tr.is-hover { background: var(--surface-sunken); }
.ub-table tr.is-selected { background: var(--evergreen-soft); }
.ub-table tr.is-confirm { background: var(--highlight-soft); }
.ub-table tfoot td { font-weight: 600; border-top: 1px solid var(--line-strong); border-bottom: 0; }

/* navigation */
.ub-nav { display: flex; align-items: center; gap: var(--space-6); height: 72px; padding: 0 var(--space-5); background: var(--paper); border-bottom: 1px solid var(--line); color: var(--ink); }
.ub-nav__links { display: flex; gap: var(--space-2); margin-left: auto; }
.ub-nav__link { position: relative; padding: var(--space-2) var(--space-3); border-radius: var(--radius-md); color: var(--ink); font: 600 15px/20px var(--font-sans); text-decoration: none; }
.ub-nav__link:hover, .ub-nav__link.is-hover { background: var(--surface-sunken); }
.ub-nav__link:focus-visible, .ub-nav__link.is-focus { outline: 2px solid var(--focus); outline-offset: 2px; }
.ub-nav__link[aria-current="page"] { color: var(--evergreen); }
.ub-nav__link[aria-current="page"]::after { content: ""; position: absolute; left: var(--space-3); right: var(--space-3); bottom: 0; height: 2px; background: var(--evergreen); }
.ub-menu { width: 280px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow-raised); padding: var(--space-2); display: flex; flex-direction: column; }
.ub-menu .ub-nav__link { padding: var(--space-3) var(--space-4); }
.ub-menu .ub-nav__link[aria-current="page"] { background: var(--evergreen-soft); }
.ub-menu .ub-nav__link[aria-current="page"]::after { display: none; }
.ub-footer { background: var(--ink-fill); color: var(--on-ink-fill); padding: var(--space-5); display: flex; gap: var(--space-6); align-items: center; font-size: 14px; line-height: 22px; }
.ub-footer a { color: var(--on-ink-fill); }

/* clinical note */
.ub-note { width: 520px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); color: var(--ink); overflow: hidden; }
.ub-note__head { display: flex; justify-content: space-between; gap: var(--space-4); padding: var(--space-3) var(--space-5); background: var(--surface-sunken); border-bottom: 1px solid var(--line); font: 500 14px/20px var(--font-sans); color: var(--ink-muted); }
.ub-note__body { margin: 0; padding: var(--space-5); font: 400 14px/24px var(--font-mono); white-space: pre-wrap; }
.ub-hl { background: var(--highlight); color: var(--on-highlight); border-radius: var(--radius-sm); padding: 2px 3px; margin: 0 -3px; -webkit-box-decoration-break: clone; box-decoration-break: clone; }
.ub-finding { display: flex; flex-direction: column; gap: var(--space-2); width: 300px; padding: var(--space-4); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); }
.ub-finding .ub-tag { align-self: flex-start; }
.ub-finding h4 { margin: 0; font: 600 16px/24px var(--font-sans); }
.ub-finding p { margin: 0; font-size: 14px; line-height: 22px; color: var(--ink-muted); }
.ub-finding__amt { font: 500 22px/28px var(--font-mono); }

/* artboards for print and screen applications: always light */
.ub-board { position: relative; overflow: hidden; flex: none; border: 1px solid var(--line); }
.ub-board__in { position: absolute; left: 0; top: 0; transform-origin: 0 0; background: var(--surface); color: var(--ink); font-family: var(--font-sans); }
.ub-board__in.is-paper { background: var(--paper); }
.ub-board__in.is-ink { background: var(--ink-fill); color: var(--on-ink-fill); }
.ub-board__in.is-highlight { background: var(--highlight); color: var(--on-highlight); }

/* ---------- 4. Site layout ---------- */

/* Base */
html { -webkit-text-size-adjust: 100%; }
body { font: var(--text-body); min-height: 100vh; display: flex; flex-direction: column; }
main { flex: 1 0 auto; }
img, svg { max-width: 100%; }
p { margin: 0 0 var(--space-4); }
p:last-child { margin-bottom: 0; }
h1, h2, h3, h4 { margin: 0 0 var(--space-5); color: var(--ink); }
ul, ol { margin: 0 0 var(--space-4); padding-left: var(--space-5); }
li + li { margin-top: var(--space-2); }
a { color: var(--evergreen); text-decoration: underline; text-underline-offset: 3px; transition: color var(--motion); }
a:hover { color: var(--evergreen-strong); }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
strong { font-weight: 600; }
code, .mono { font-family: var(--font-mono); }

.t-display { font: var(--text-display); letter-spacing: var(--track-display); }
.t-heading-1, h1 { font: var(--text-heading-1); letter-spacing: var(--track-heading-1); }
.t-heading-2, h2 { font: var(--text-heading-2); letter-spacing: var(--track-heading-2); }
.t-heading-3, h3 { font: var(--text-heading-3); letter-spacing: var(--track-heading-3); }
.t-heading-4, h4 { font: var(--text-heading-4); letter-spacing: var(--track-heading-4); }
h1.t-display { font: var(--text-display); letter-spacing: var(--track-display); }
.lead { font: var(--text-body-large); color: var(--ink); }
.small { font: var(--text-small); }
.muted { color: var(--ink-muted); }

/* The one highlighter stroke per layout */
.stroke { background: var(--highlight); color: var(--on-highlight); border-radius: var(--radius-sm); padding: 0 var(--space-1); margin: 0 calc(var(--space-1) * -1); -webkit-box-decoration-break: clone; box-decoration-break: clone; }

/* Placeholder copy that the owner must confirm before launch. Never colour alone: it carries the word CONFIRM. */
.confirm { background: var(--status-caution-soft); color: var(--status-caution); font: var(--text-small); border-radius: var(--radius-sm); padding: 0 var(--space-1); }

.skip-link { position: absolute; left: var(--space-4); top: calc(var(--space-9) * -1); z-index: 10; background: var(--surface); color: var(--ink); padding: var(--space-3) var(--space-4); border: 1px solid var(--line-strong); border-radius: var(--radius-md); }
.skip-link:focus { top: var(--space-4); }

.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* Page frame: 12 / 8 / 4 columns, margins 64 / 32 / 16, max content 1200 */
.wrap { width: 100%; max-width: calc(var(--page-max) + var(--page-margin) * 2); margin: 0 auto; padding-left: var(--page-margin); padding-right: var(--page-margin); }
.grid { display: grid; grid-template-columns: repeat(var(--columns), minmax(0, 1fr)); column-gap: var(--gutter); row-gap: var(--space-6); align-items: start; }
.col-full { grid-column: 1 / -1; }
.col-text { grid-column: 1 / span 8; }   /* running text: 8 columns at most */
.col-left { grid-column: 1 / span 6; }
.col-right { grid-column: 7 / span 6; }
.col-narrow { grid-column: 1 / span 6; }
@media (max-width: 959px) {
  .col-text, .col-left, .col-right, .col-narrow { grid-column: 1 / -1; }
}

.section { padding-top: var(--section-gap); padding-bottom: var(--section-gap); }
.section + .section { border-top: 1px solid var(--line); }
.section--sunken { background: var(--surface-sunken); }
.section-intro { margin-bottom: var(--space-7); }
.page-head { padding-top: var(--section-gap); padding-bottom: var(--space-7); }
.page-head .lead { margin-top: 0; }
.page-head + .section { padding-top: 0; }
.page-head + .section, .page-head + .section + .section { border-top: 0; }

/* Buttons: colour change only, nothing moves (6-layout.md), 120 ms */
.ub-btn { transition: background-color var(--motion), border-color var(--motion), color var(--motion); }
.ub-btn:active, .ub-btn.is-pressed { transform: none; }
.ub-btn .ub-icon { width: 18px; height: 18px; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3) var(--space-5); margin-top: var(--space-6); }
@media (max-width: 599px) {
  .actions .ub-btn { width: 100%; }
}

/* Header and navigation */
.site-header { background: var(--paper); border-bottom: 1px solid var(--line); position: relative; z-index: 5; }
.site-header .ub-nav { max-width: calc(var(--page-max) + var(--page-margin) * 2); margin: 0 auto; padding: 0 var(--page-margin); border-bottom: 0; background: transparent; }
.brand { display: inline-flex; align-items: center; min-height: 44px; border-radius: var(--radius-sm); }
.brand img { display: block; height: 28px; width: auto; }
.ub-nav__link { display: inline-flex; align-items: center; min-height: 44px; transition: background-color var(--motion), color var(--motion); }
.nav-desktop { display: flex; align-items: center; gap: var(--space-5); margin-left: auto; }
.nav-desktop .ub-nav__links { margin-left: 0; }
.nav-mobile { display: none; margin-left: auto; position: relative; }
.nav-mobile > summary { list-style: none; }
.nav-mobile > summary::-webkit-details-marker { display: none; }
.nav-mobile .ub-menu { position: absolute; right: 0; top: calc(100% + var(--space-2)); z-index: 6; }
.nav-mobile .ub-menu .ub-btn { margin: var(--space-2); }
@media (max-width: 959px) {
  .nav-desktop { display: none; }
  .nav-mobile { display: block; }
}
@media (max-width: 599px) {
  .site-header .ub-nav { height: 60px; }
  .brand img { height: 24px; }
}

/* Footer: ink-fill in both themes, colour-reversed wordmark */
.site-footer { background: var(--ink-fill); color: var(--on-ink-fill); font: var(--text-small); padding-top: var(--space-8); padding-bottom: var(--space-8); margin-top: auto; }
.site-footer a { color: var(--on-ink-fill); }
.site-footer a:focus-visible { outline-color: var(--highlight); }
.site-footer .brand img { height: 24px; }
.footer-descriptor { margin: var(--space-3) 0 0; max-width: 32ch; }
.footer-links { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; }
.footer-links li + li { margin-top: 0; }
.footer-links a { display: inline-flex; align-items: center; min-height: 44px; }
.footer-legal { grid-column: 1 / -1; padding-top: var(--space-5); border-top: 1px solid var(--line-strong); margin: 0; font: var(--text-caption); }
.footer-brand { grid-column: 1 / span 6; }
.footer-nav { grid-column: 7 / span 3; }
.footer-contact { grid-column: 10 / span 3; }
@media (max-width: 959px) {
  .footer-brand { grid-column: 1 / -1; }
  .footer-nav { grid-column: 1 / span 4; }
  .footer-contact { grid-column: 5 / span 4; }
}
@media (max-width: 599px) {
  .footer-nav, .footer-contact { grid-column: 1 / -1; }
}

/* Hero */
.hero { padding-top: var(--section-gap); padding-bottom: var(--section-gap); }
.hero h1 { margin-bottom: var(--space-5); }
.hero .lead { max-width: 60ch; }
.hero-note { font: var(--text-small); color: var(--ink-muted); margin: 0; }

/* Product visual: ClinicalNote + one finding */
.sample { margin: 0; display: flex; flex-direction: column; gap: var(--space-4); }
.sample .ub-note { width: auto; max-width: 100%; }
.sample .ub-note__body { overflow-wrap: anywhere; }
.sample .ub-finding { width: auto; max-width: 100%; }
.sample .ub-finding h3 { font: var(--text-heading-4); margin: 0; }
.sample .ub-finding .ub-finding__amt { font: var(--text-figure); letter-spacing: var(--track-figure); }
.sample .finding-source { font: var(--text-caption); color: var(--ink-muted); margin: 0; }
.sample .finding-source code { font: var(--text-code); }
.sample figcaption { font: var(--text-caption); color: var(--ink-muted); }
.ub-tag .ub-icon { width: 16px; height: 16px; }

/* Steps */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--gutter); counter-reset: step; }
.steps li { margin: 0; }
.steps .ub-card { width: auto; height: 100%; }
.steps .ub-card p { font: var(--text-small); }
.step-num { display: block; font: var(--text-code); color: var(--ink-muted); margin-bottom: var(--space-3); }
@media (max-width: 959px) {
  .steps { grid-template-columns: minmax(0, 1fr); }
}

/* Long step-by-step lists (how it works, privacy) */
.timeline { list-style: none; padding: 0; margin: 0; counter-reset: tl; }
.timeline > li { counter-increment: tl; position: relative; padding: 0 0 var(--space-6) var(--space-8); margin: 0; border-left: 1px solid var(--line); margin-left: var(--space-4); }
.timeline > li:last-child { padding-bottom: 0; border-left-color: transparent; }
.timeline > li::before { content: counter(tl); position: absolute; left: calc(var(--space-4) * -1); top: 0; width: var(--space-6); height: var(--space-6); display: grid; place-content: center; background: var(--surface); border: 1px solid var(--line-strong); border-radius: var(--radius-md); font: var(--text-code); color: var(--ink); }
.timeline h3 { margin-bottom: var(--space-3); }
.who { display: flex; flex-direction: column; gap: var(--space-2); margin-top: var(--space-3); }
.who p { margin: 0; font: var(--text-small); }
@media (max-width: 599px) {
  .timeline > li { padding-left: var(--space-6); }
}

/* Cards in a row */
.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--gutter); }
.cards .ub-card { width: auto; }
.cards .ub-card h3 { font: var(--text-heading-4); }
.cards .ub-card p { font: var(--text-small); }
@media (max-width: 959px) {
  .cards { grid-template-columns: minmax(0, 1fr); }
}

/* Inline icon beside a heading or line */
.with-icon { display: flex; gap: var(--space-3); align-items: flex-start; }
.with-icon .ub-icon { width: 20px; height: 20px; margin-top: var(--space-1); color: var(--evergreen); }

/* Tables */
.table-scroll { overflow-x: auto; }
.ub-table td:first-child { font-weight: 600; white-space: nowrap; }
@media (max-width: 599px) {
  .ub-table td:first-child { white-space: normal; }
}

/* Prose pages */
.prose h2 { margin-top: var(--space-7); }
.prose h2:first-child { margin-top: 0; }
.prose h3 { margin-top: var(--space-6); margin-bottom: var(--space-3); }

/* Form */
.form { display: flex; flex-direction: column; gap: var(--space-5); max-width: 480px; }
.form .ub-field { width: 100%; max-width: 480px; }
.form .ub-check { font: var(--text-body); }
.form .ub-check input { width: 24px; height: 24px; margin-top: var(--space-1); }
.form .ub-check input:checked::after { width: 12px; height: 6px; }
.form-notice { display: flex; gap: var(--space-3); align-items: flex-start; padding: var(--space-4); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); font: var(--text-body); margin: 0; }
.form-notice .ub-icon { width: 20px; height: 20px; margin-top: var(--space-1); color: var(--ink); }
.form-status { margin: 0; }
.form-status:empty { display: none; }
.form-status.is-error { display: flex; gap: var(--space-2); padding: var(--space-4); background: var(--status-negative-soft); color: var(--status-negative); border-radius: var(--radius-lg); }
.hp-field { position: absolute; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; }
.ub-error[hidden] { display: none; }

/* Reduced motion: no transitions at all */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}

/* Icon lists */
ul.who { list-style: none; padding: 0; margin: 0; gap: var(--space-4); }
ul.who li { margin: 0; }
ul.who li span { font: var(--text-body); }

/* Four report cards: two by two */
.cards--two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 959px) {
  .cards--two { grid-template-columns: minmax(0, 1fr); }
}