/* ==========================================================================
   CLDigital 360 FedGov Trust Center
   One stylesheet, no framework, system fonts only.
   ========================================================================== */

/* 1. Design tokens -------------------------------------------------------- */
:root {
  /* Navy is the approved project value (#0B1F33); change it here to change it everywhere.
     Blue is sampled from the "FedGov" wording of the supplied logo (#0065E3). */
  --cld-navy: #0B1F33;
  --cld-blue: #0065E3;
  --cld-light-blue: #E6F0FD;
  --cld-gray: #4B5B6B;
  --cld-light-gray: #F3F5F7;
  --cld-border: #D3DAE2;
  --cld-white: #FFFFFF;
  --cld-error-bg: #FDECEC;
  --cld-error-text: #8A1C1C;

  --font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --container: 1120px;
  --narrow: 760px;
  --radius: 4px;
  --header-offset: 88px;
}

/* 2. Base ------------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-padding-top: var(--header-offset); }
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--cld-navy);
  background: var(--cld-white);
  -webkit-text-size-adjust: 100%;
}

h1, h2, h3 { margin: 0; line-height: 1.2; font-weight: 650; color: var(--cld-navy); }
h1 { font-size: clamp(2.1rem, 4.6vw, 3.25rem); letter-spacing: -0.015em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.05rem); letter-spacing: -0.01em; margin-bottom: 1.5rem; }
h3 { font-size: 1.15rem; margin-bottom: 0.75rem; }
p { margin: 0 0 1rem; }

a { color: var(--cld-blue); text-underline-offset: 3px; }
a:hover { color: var(--cld-navy); }

:focus-visible {
  outline: 3px solid var(--cld-blue);
  outline-offset: 2px;
}

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.narrow { max-width: var(--narrow); }

.skip-link {
  position: absolute; left: 12px; top: -48px; z-index: 100;
  background: var(--cld-navy); color: var(--cld-white);
  padding: 10px 16px; border-radius: var(--radius); text-decoration: none;
}
.skip-link:focus { top: 12px; }

/* 3. Header ---------------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--cld-white);
  border-bottom: 1px solid var(--cld-border);
}
.header-inner {
  display: flex; align-items: center; gap: 20px;
  min-height: 64px; max-width: 1280px;
}
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--cld-navy); text-decoration: none; white-space: nowrap;
}
.brand-name { font-weight: 800; font-size: 1.2rem; letter-spacing: 0.01em; }
.brand-divider { width: 1px; height: 22px; background: var(--cld-border); }
.brand-label { font-size: 1rem; color: var(--cld-gray); }

.site-nav { flex: 1; min-width: 0; }
.site-nav ul { display: flex; gap: 2px; margin: 0; padding: 0; list-style: none; }
.site-nav a {
  display: block; padding: 8px 10px; border-radius: var(--radius);
  color: var(--cld-navy); text-decoration: none; font-size: 0.95rem; white-space: nowrap;
}
.site-nav a:hover { background: var(--cld-light-gray); color: var(--cld-blue); }

/* 4. Buttons --------------------------------------------------------------- */
.btn {
  display: inline-block; padding: 11px 20px; border-radius: var(--radius);
  font-weight: 600; font-size: 0.95rem; text-decoration: none; text-align: center;
  border: 2px solid transparent; line-height: 1.3;
}
.btn-primary { background: var(--cld-blue); color: var(--cld-white); border-color: var(--cld-blue); }
.btn-primary:hover { background: var(--cld-navy); border-color: var(--cld-navy); color: var(--cld-white); }
.btn-secondary { background: var(--cld-white); color: var(--cld-navy); border-color: var(--cld-navy); }
.btn-secondary:hover { background: var(--cld-navy); color: var(--cld-white); }
.btn-dark { background: var(--cld-navy); color: var(--cld-white); border-color: var(--cld-navy); padding: 8px 14px; white-space: nowrap; }
.btn-dark:hover { background: var(--cld-blue); border-color: var(--cld-blue); color: var(--cld-white); }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin: 2rem 0 0; }

/* 5. Hero ------------------------------------------------------------------ */
.hero {
  background: var(--cld-light-gray);
  border-bottom: 1px solid var(--cld-border);
  padding: 72px 0 64px;
}
.hero-logo { display: block; width: min(520px, 100%); height: auto; margin: 0 0 40px -4px; }
.nowrap { white-space: nowrap; }
.lead { max-width: 56ch; margin: 1.25rem 0 0; font-size: 1.2rem; color: var(--cld-gray); }

.status-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  margin: 3rem 0 0;
}
.status-item {
  background: var(--cld-white);
  border: 1px solid var(--cld-border);
  border-top: 4px solid var(--cld-blue);
  border-radius: var(--radius);
  padding: 18px 20px 20px;
}
.status-item dt { font-size: 0.9rem; font-weight: 600; color: var(--cld-gray); margin-bottom: 6px; }
.status-item dd { margin: 0; font-size: 1.1rem; font-weight: 650; line-height: 1.35; }

/* 6. Sections -------------------------------------------------------------- */
.section { padding: 72px 0; }
.section-tint { background: var(--cld-light-gray); border-top: 1px solid var(--cld-border); border-bottom: 1px solid var(--cld-border); }
.section-intro { color: var(--cld-gray); margin: -0.75rem 0 2rem; max-width: 60ch; }
.body-large { font-size: 1.15rem; line-height: 1.7; max-width: 68ch; }
.meta { color: var(--cld-gray); font-size: 0.95rem; margin-top: 1.5rem; }
.meta-sep { margin: 0 0.6em; color: var(--cld-border); }

/* Definition list (two-column rows with hairlines) */
.dl { margin: 0; border-top: 1px solid var(--cld-border); background: var(--cld-white); }
.section-tint .dl { background: var(--cld-white); }
.dl-row {
  display: grid; grid-template-columns: minmax(180px, 280px) 1fr; gap: 24px;
  padding: 14px 20px; border-bottom: 1px solid var(--cld-border);
}
.dl-row dt { font-weight: 600; color: var(--cld-gray); }
.dl-row dd { margin: 0; }
.dl-row ul { margin: 0; padding-left: 1.1rem; }

.callout {
  margin: 2rem 0 0; padding: 16px 20px; max-width: 72ch;
  background: var(--cld-light-blue); border-left: 4px solid var(--cld-blue);
  border-radius: 0 var(--radius) var(--radius) 0;
}

/* 7. Roadmap --------------------------------------------------------------- */
.roadmap-block { margin-top: 3.5rem; }
.roadmap { list-style: none; margin: 1.5rem 0 0; padding: 0; position: relative; }
.roadmap::before {
  content: ""; position: absolute; left: 11px; top: 14px; bottom: 14px;
  width: 2px; background: var(--cld-border);
}
.roadmap-item {
  position: relative; display: grid;
  grid-template-columns: 24px minmax(0, 1fr) auto; column-gap: 20px; align-items: start;
  padding: 10px 0 18px;
}
.roadmap-marker {
  width: 24px; height: 24px; border-radius: 50%; margin-top: 2px;
  background: var(--cld-white); border: 2px solid var(--cld-border);
  position: relative; z-index: 1;
}
.roadmap-item.is-complete .roadmap-marker { background: var(--cld-navy); border-color: var(--cld-navy); }
.roadmap-item.is-complete .roadmap-marker::after {
  content: ""; position: absolute; left: 6px; top: 2px; width: 6px; height: 11px;
  border: solid var(--cld-white); border-width: 0 2px 2px 0; transform: rotate(45deg);
}
.roadmap-item.is-progress .roadmap-marker { border-color: var(--cld-blue); background: var(--cld-white); }
.roadmap-item.is-progress .roadmap-marker::after {
  content: ""; position: absolute; inset: 4px; border-radius: 50%; background: var(--cld-blue);
}
.roadmap-title { font-weight: 650; font-size: 1.05rem; margin: 0; }
.roadmap-date { margin: 2px 0 0; color: var(--cld-navy); font-size: 0.95rem; }
.roadmap-note { margin: 4px 0 0; color: var(--cld-gray); font-size: 0.9rem; max-width: 60ch; }
.roadmap-status {
  align-self: start; margin-top: 2px; padding: 3px 12px; border-radius: 999px;
  font-size: 0.85rem; font-weight: 600; white-space: nowrap;
  border: 1px solid var(--cld-border); color: var(--cld-gray); background: var(--cld-white);
}
.is-complete .roadmap-status { background: var(--cld-navy); border-color: var(--cld-navy); color: var(--cld-white); }
.is-progress .roadmap-status { background: var(--cld-light-blue); border-color: var(--cld-blue); color: var(--cld-navy); }

/* 8. Services -------------------------------------------------------------- */
.service-list {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 40px;
}
.service-item { padding: 20px 0 22px; border-top: 2px solid var(--cld-navy); }
.service-item h3 { margin-bottom: 0.4rem; }
.service-item p { margin: 0; color: var(--cld-gray); }
.service-item .service-category { margin-top: 0.6rem; color: var(--cld-navy); font-weight: 600; font-size: 0.95rem; }

/* 9. Cards ----------------------------------------------------------------- */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card {
  border: 1px solid var(--cld-border); border-radius: var(--radius);
  padding: 24px; background: var(--cld-white);
}
.card p:last-child { margin-bottom: 0; }
.card-strong { font-weight: 650; font-size: 1.05rem; }
.card-dl { margin: 0; }
.card-dl > div { padding: 10px 0; border-top: 1px solid var(--cld-border); }
.card-dl > div:first-child { border-top: 0; padding-top: 0; }
.card-dl dt { font-size: 0.9rem; color: var(--cld-gray); font-weight: 600; }
.card-dl dd { margin: 2px 0 0; font-weight: 600; }

/* 10. Documentation / contacts -------------------------------------------- */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.link-list, .plain-list { margin: 0; padding-left: 1.2rem; }
.link-list li, .plain-list li { margin-bottom: 0.45rem; }

.contact-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; max-width: 800px; }
.contact-card { border: 1px solid var(--cld-border); border-radius: var(--radius); padding: 24px; }
.contact-card h3 { margin-bottom: 0.5rem; }
.contact-card p { margin: 0 0 0.25rem; }

/* 11. Errors --------------------------------------------------------------- */
.load-error {
  margin: 24px 0 0; padding: 14px 18px; border-radius: var(--radius);
  background: var(--cld-error-bg); color: var(--cld-error-text);
  border-left: 4px solid var(--cld-error-text);
}
.load-error[hidden] { display: none; }
.is-unavailable { color: var(--cld-error-text); font-style: italic; }

/* 12. Footer --------------------------------------------------------------- */
.site-footer { background: var(--cld-navy); color: var(--cld-white); padding: 36px 0; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 32px; }
.footer-brand { margin: 0; font-weight: 800; font-size: 1.1rem; }
.footer-links { display: flex; gap: 20px; list-style: none; margin: 0; padding: 0; flex: 1; }
.site-footer a { color: var(--cld-white); }
.site-footer a:hover { color: var(--cld-light-blue); }
.footer-copy { margin: 0; color: #C9D3DE; font-size: 0.9rem; }
.site-footer :focus-visible { outline-color: var(--cld-white); }

/* 13. Responsive ----------------------------------------------------------- */
@media (max-width: 1200px) {
  .header-inner { flex-wrap: wrap; gap: 4px 16px; padding-top: 10px; padding-bottom: 0; }
  .header-cta { margin-left: auto; }
  .site-nav { order: 3; flex-basis: 100%; overflow-x: auto; margin: 0 -24px; padding: 0 24px; }
  .site-nav ul { padding-bottom: 6px; }
  :root { --header-offset: 112px; }
}

@media (max-width: 1040px) {
  .card-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  /* The nav already contains a Contact link; drop the extra button so the header stays two rows. */
  .header-cta { display: none; }
}

@media (max-width: 760px) {
  .hero { padding: 48px 0 44px; }
  .hero-logo { margin-bottom: 28px; }
  .section { padding: 52px 0; }
  .status-grid { grid-template-columns: 1fr; }
  .dl-row { grid-template-columns: 1fr; gap: 2px; padding: 12px 16px; }
  .service-list { grid-template-columns: 1fr; }
  .two-col, .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .roadmap-item { grid-template-columns: 24px minmax(0, 1fr); }
  .roadmap-status { grid-column: 2; justify-self: start; margin-top: 8px; }
  .footer-links { flex-basis: 100%; order: 3; }
}