/* ScreenReady Docs site styles. Colors are checked for WCAG 2.1 AA contrast. */
:root {
  --paper: #ffffff;
  --mist: #f1f4f7;
  --ink: #14202c;
  --ink-2: #44515e;
  --rule: #d3dae2;
  --rule-strong: #758391;
  --blue: #0b5cad;
  --blue-deep: #0a4786;
  --blue-tint: #e6eff9;
  --green: #0b7a38;
  --green-mark: #0b8a3e;
  --green-tint: #e7f4ec;
  --red: #b3261e;
  --red-tint: #fbeceb;
  --night: #0e2a45;
  --night-ink: #d5e0eb;
  --focus: #0b5cad;
  --focus-on-dark: #ffd166;
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sans: "Public Sans", "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
  --measure: 68ch;
  --gutter: clamp(16px, 4vw, 40px);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
}
img, svg { max-width: 100%; }
p, ul, ol, dl, table, figure { margin: 0 0 1.1em; }
h1, h2, h3 { margin: 0 0 0.5em; line-height: 1.2; }
h1, h2 { font-family: var(--serif); font-weight: 600; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 1.3rem + 3vw, 3.1rem); line-height: 1.12; max-width: 22ch; text-wrap: balance; }
h2 { text-wrap: balance; }
h2 { font-size: clamp(1.55rem, 1.2rem + 1.4vw, 2.1rem); }
h3 { font-family: var(--sans); font-size: 1.2rem; font-weight: 700; }

a { color: var(--blue); text-underline-offset: 0.18em; text-decoration-thickness: 1px; }
a:hover { color: var(--blue-deep); text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 2px; }
main:focus { outline: none; }

.wrap { max-width: 1140px; margin: 0 auto; padding: 0 var(--gutter); }
.prose { max-width: var(--measure); }
.lead { font-size: 1.2rem; color: var(--ink-2); max-width: 58ch; }
.muted { color: var(--ink-2); }
.small { font-size: 0.95rem; }

.skip-link {
  position: absolute; left: 16px; top: -100px; z-index: 100;
  background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 4px; font-weight: 600;
}
.skip-link:focus { top: 12px; color: #fff; outline-color: var(--focus-on-dark); }

/* Header */
.site-header { border-bottom: 1px solid var(--rule); background: var(--paper); }
.header-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 32px; padding-top: 18px; padding-bottom: 18px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--ink); text-decoration: none; font-weight: 700; font-size: 1.15rem; letter-spacing: -0.01em; }
.brand:hover { color: var(--ink); }
.brand-mark { flex: none; }
.site-nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 26px; }
.site-nav a { color: var(--ink); text-decoration: none; font-weight: 600; font-size: 0.98rem; padding: 6px 0; display: inline-block; border-bottom: 2px solid transparent; }
.site-nav a:hover { color: var(--blue); border-bottom-color: var(--blue); }
.site-nav a[aria-current="page"] { color: var(--blue); border-bottom-color: var(--blue); }

/* Sections */
.section { padding: clamp(56px, 7vw, 96px) 0; }
.section-mist { background: var(--mist); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.section-head { max-width: var(--measure); margin-bottom: 40px; }
.section-head p { color: var(--ink-2); }

.page-head { padding: clamp(48px, 6vw, 80px) 0 clamp(32px, 4vw, 48px); border-bottom: 1px solid var(--rule); }
.page-head .lead { margin-bottom: 0; }

/* Buttons */
.actions { display: flex; flex-wrap: wrap; gap: 12px 16px; align-items: center; margin-top: 28px; }
.btn {
  display: inline-block; padding: 13px 22px; border-radius: 4px; font-weight: 700; font-size: 1rem;
  text-decoration: none; border: 2px solid var(--blue); line-height: 1.3; font-family: var(--sans); cursor: pointer;
}
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-deep); border-color: var(--blue-deep); color: #fff; }
.btn-secondary { background: var(--paper); color: var(--blue); }
.btn-secondary:hover { background: var(--blue-tint); color: var(--blue-deep); }

/* Hero */
.hero { padding: clamp(48px, 7vw, 96px) 0 clamp(48px, 6vw, 80px); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); gap: clamp(32px, 5vw, 72px); align-items: center; }
.hero .lead { margin-top: 20px; }

/* Reading-order diagram */
.doc-figure { margin: 0; }
.doc-figure svg { display: block; width: 100%; height: auto; }
.doc-figure figcaption { font-size: 0.95rem; color: var(--ink-2); margin-top: 14px; max-width: 46ch; }

/* Deadlines strip */
.deadlines { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 2px solid var(--ink); margin-top: clamp(40px, 5vw, 64px); }
.deadline { padding: 20px 24px 4px 0; }
.deadline + .deadline { padding-left: 24px; border-left: 1px solid var(--rule); }
.deadline-date { font-family: var(--serif); font-weight: 600; font-size: clamp(1.4rem, 1.1rem + 1vw, 1.8rem); line-height: 1.2; margin: 0 0 6px; }
.deadline p { margin-bottom: 0.4em; }
.deadlines-note { grid-column: 1 / -1; font-size: 0.95rem; color: var(--ink-2); padding-top: 12px; }

/* Audience list */
.audience { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px; list-style: none; padding: 0; margin: 0; }
.audience li { border-top: 1px solid var(--rule-strong); padding-top: 20px; }
.audience p { color: var(--ink-2); margin-bottom: 0; }
.icon { display: block; width: 36px; height: 36px; color: var(--blue); margin-bottom: 14px; }
.icon * { fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }

/* Before / after */
.compare { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.compare-panel { background: var(--paper); border: 1px solid var(--rule); border-radius: 6px; padding: 28px; }
.compare-panel h3 { display: flex; align-items: center; gap: 10px; }
.tag { display: inline-block; font-size: 0.85rem; font-weight: 700; padding: 2px 10px; border-radius: 3px; }
.tag-before { background: var(--red-tint); color: var(--red); }
.tag-after { background: var(--green-tint); color: var(--green); }
.transcript { list-style: none; margin: 18px 0 0; padding: 0; border-left: 3px solid var(--rule); }
.transcript li { padding: 6px 0 6px 16px; }
.transcript q { quotes: none; font-style: italic; }
.transcript .issue { display: block; font-size: 0.92rem; color: var(--ink-2); font-style: normal; }
.compare-after .transcript { border-left-color: var(--green-mark); }
.compare-note { margin-top: 20px; font-size: 0.95rem; color: var(--ink-2); max-width: var(--measure); }

/* Steps */
.steps { list-style: none; padding: 0; margin: 0; counter-reset: step; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px; }
.steps > li { counter-increment: step; border-top: 2px solid var(--ink); padding-top: 18px; }
.steps > li::before {
  content: counter(step); display: block; font-family: var(--serif); font-weight: 600; font-size: 1.6rem; line-height: 1; color: var(--blue); margin-bottom: 14px;
}
.steps p { color: var(--ink-2); margin-bottom: 0; }
.steps-long { grid-template-columns: 1fr; gap: 0; max-width: 780px; }
.steps-long > li { display: grid; grid-template-columns: 56px 1fr; border-top: 1px solid var(--rule); padding: 24px 0; }
.steps-long > li::before { grid-row: 1 / span 3; margin: 0; }
.steps-long > li > * { grid-column: 2; }

/* Check list */
.checks { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 48px; }
.checks li { display: grid; grid-template-columns: 28px 1fr; gap: 12px; padding: 16px 0; border-bottom: 1px solid var(--rule); }
.checks svg { width: 24px; height: 24px; margin-top: 3px; }
.checks svg path { fill: none; stroke: var(--green-mark); stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.checks strong { display: block; }
.checks span { color: var(--ink-2); }

/* Offer */
.offer { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 48px; align-items: start; background: var(--night); color: var(--night-ink); border-radius: 6px; padding: clamp(32px, 5vw, 56px); }
.offer h2 { color: #fff; }
.offer a:not(.btn) { color: #fff; }
.offer :focus-visible { outline-color: var(--focus-on-dark); }
.offer ul { padding-left: 1.2em; margin: 0; }
.offer li { margin-bottom: 8px; }
.offer .btn-primary { background: #fff; color: var(--night); border-color: #fff; }
.offer .btn-primary:hover { background: var(--blue-tint); border-color: var(--blue-tint); color: var(--night); }

/* Two-column page layouts */
.split { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: clamp(32px, 5vw, 72px); align-items: start; }
.toc { position: sticky; top: 24px; font-size: 0.97rem; }
.toc h2 { font-family: var(--sans); font-size: 0.95rem; font-weight: 700; color: var(--ink-2); margin-bottom: 10px; }
.toc ul { list-style: none; padding: 0; margin: 0; border-left: 2px solid var(--rule); }
.toc a { display: block; padding: 5px 0 5px 14px; color: var(--ink); text-decoration: none; }
.toc a:hover { color: var(--blue); text-decoration: underline; }

.service { padding: 0 0 48px; margin-bottom: 48px; border-bottom: 1px solid var(--rule); scroll-margin-top: 24px; }
.service:last-child { border-bottom: 0; margin-bottom: 0; }
.service-head { display: flex; gap: 16px; align-items: flex-start; }
.service-head .icon { flex: none; margin: 2px 0 0; }
.service h2 { font-size: clamp(1.4rem, 1.15rem + 1vw, 1.8rem); }
.facts { display: grid; grid-template-columns: 170px 1fr; gap: 10px 24px; margin: 20px 0 0; }
.facts dt { font-weight: 700; }
.facts dd { margin: 0; color: var(--ink-2); }

.content h2 { margin-top: 1.6em; }
.content h2:first-child { margin-top: 0; }
.content h3 { margin-top: 1.4em; }
.content ul, .content ol { padding-left: 1.3em; }
.content li { margin-bottom: 0.45em; }

/* Tables */
.table-wrap { overflow-x: auto; margin-bottom: 1.1em; }
table { border-collapse: collapse; width: 100%; font-size: 1rem; }
caption { text-align: left; font-weight: 700; padding-bottom: 10px; }
th, td { text-align: left; vertical-align: top; padding: 12px 14px; border-bottom: 1px solid var(--rule); }
thead th { border-bottom: 2px solid var(--ink); }
tbody th { font-weight: 600; }

.callout { border-left: 4px solid var(--blue); background: var(--blue-tint); padding: 18px 22px; border-radius: 0 4px 4px 0; max-width: var(--measure); }
.callout p:last-child { margin-bottom: 0; }

.cta-band { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 20px 40px; }
.cta-band h2 { margin-bottom: 0.25em; }
.cta-band p { margin: 0; color: var(--ink-2); }

/* Forms */
.contact-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 72px); align-items: start; }
.form-field { margin-bottom: 22px; }
.form-field label { display: block; font-weight: 700; margin-bottom: 6px; }
.optional { font-weight: 400; color: var(--ink-2); }
.hint { display: block; font-size: 0.95rem; color: var(--ink-2); margin: -2px 0 8px; }
input[type="text"], input[type="email"], input[type="tel"], textarea {
  width: 100%; font: inherit; color: var(--ink); background: #fff;
  border: 1px solid var(--rule-strong); border-radius: 4px; padding: 11px 12px;
}
textarea { min-height: 150px; resize: vertical; }
input:focus-visible, textarea:focus-visible { outline: 3px solid var(--focus); outline-offset: 1px; border-color: var(--ink); }
[aria-invalid="true"] { border-color: var(--red); border-width: 2px; }
.field-error { display: block; color: var(--red); font-weight: 600; font-size: 0.95rem; margin-top: 6px; }
.field-error:empty { display: none; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form-status { border-radius: 4px; padding: 16px 20px; margin-bottom: 24px; font-weight: 600; }
.form-status:empty { display: none; }
.form-status.ok { background: var(--green-tint); color: var(--green); border-left: 4px solid var(--green); }
.form-status.err { background: var(--red-tint); color: var(--red); border-left: 4px solid var(--red); }
.form-status:focus { outline: 3px solid var(--focus); outline-offset: 2px; }
.contact-aside { border-top: 2px solid var(--ink); padding-top: 20px; }
.contact-aside h2 { font-family: var(--sans); font-size: 1.15rem; font-weight: 700; }
.contact-aside p { margin-bottom: 1.4em; }

/* Footer */
.site-footer { background: var(--night); color: var(--night-ink); margin-top: 0; padding: 56px 0 32px; font-size: 0.97rem; }
.site-footer a { color: #fff; }
.site-footer a:hover { color: #fff; text-decoration-thickness: 2px; }
.site-footer :focus-visible { outline-color: var(--focus-on-dark); }
.footer-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 32px 48px; }
.footer-name { font-weight: 700; color: #fff; font-size: 1.1rem; margin-bottom: 8px; }
.footer-h { font-family: var(--sans); font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 10px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 6px; }
.footer-note { margin-top: 40px; padding-top: 24px; border-top: 1px solid #2f4b67; }
.footer-note p { margin: 0; max-width: 80ch; font-size: 0.93rem; }

/* 404 */
.notfound { padding: clamp(64px, 10vw, 128px) 0; }

/* Responsive */
@media (max-width: 960px) {
  .hero-grid, .contact-grid, .offer { grid-template-columns: 1fr; }
  .doc-figure { max-width: 460px; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split { grid-template-columns: 1fr; }
  .toc { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 700px) {
  body { font-size: 1rem; }
  .audience, .compare, .checks, .steps, .deadlines, .footer-grid { grid-template-columns: 1fr; }
  .audience { gap: 28px; }
  .deadline { padding-right: 0; }
  .deadline + .deadline { padding-left: 0; border-left: 0; border-top: 1px solid var(--rule); }
  .facts { grid-template-columns: 1fr; gap: 2px; }
  .facts dd { margin-bottom: 10px; }
  .compare-panel { padding: 20px; }
  .steps-long > li { grid-template-columns: 40px 1fr; }
  .site-nav ul { gap: 2px 18px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none; transition: none; scroll-behavior: auto; }
}
@media print {
  .site-header nav, .skip-link, .actions { display: none; }
  .site-footer, .offer { background: none; color: #000; }
}

/* Home page details */
.deadlines-title { grid-column: 1 / -1; font-family: var(--sans); font-size: 1rem; font-weight: 700; line-height: 1.4; letter-spacing: 0; margin: 0; padding-top: 14px; }
.after-steps { margin-top: 32px; }
.section-flush { padding-top: 0; }
.offer-mail { margin-top: 16px; }
.svg-tag { font: 700 13px var(--sans); fill: #0b7a38; }
.svg-badges circle { fill: #0b5cad; }
.svg-badge-num text { font: 700 14px var(--sans); fill: #fff; }
.footer-note { margin-top: 40px; padding-top: 0; border-top: 0; }
.footer-note p { border-top: 1px solid #2f4b67; padding-top: 24px; max-width: none; }
.form-privacy { margin-top: 16px; }