/* Shared fixes layered over each page's inline styles.
   Accessibility (WCAG 2.2 AA), mobile nav, contact form, legal pages. */

:root {
  /* Was 0.6 alpha (4.0:1). 0.72 clears 4.5:1 on every surface. */
  --ct-cyan-dim: rgba(0, 200, 255, 0.72);
}

html { scroll-padding-top: 88px; }

/* ---- Skip link ---- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1000;
}
.skip-link:focus {
  left: 1rem;
  top: 1rem;
  padding: 0.6rem 1rem;
  background: var(--ct-yellow);
  color: #000;
  font-family: var(--font-mono);
  text-decoration: none;
}

main:focus { outline: none; }

/* ---- Visible focus everywhere ---- */
:focus-visible {
  outline: 2px solid var(--ct-yellow);
  outline-offset: 3px;
}

/* Deadline tables on /cra and /banking used nowrap cells and forced the
   page to 600-770px wide on phones and at 200% zoom. Let them wrap. */
@media (max-width: 900px) {
  table.deadlines td.stage,
  table.deadlines td.deadline { white-space: normal; }
  table.deadlines th,
  table.deadlines td { padding-left: 0.5rem; padding-right: 0.5rem; }
}

/* ---- Contrast fixes ---- */
.footer-keywords,
.footer-disclaimer { color: var(--ct-text-dim) !important; }

.footer-legal { margin-top: 0.25rem; }

/* ---- Mobile nav: menu button instead of hiding the links ---- */
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--ct-border-bright);
  color: var(--ct-text);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 10px 16px;
  min-height: 44px;
  cursor: pointer;
}

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  nav .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    margin: 0;
    padding: 0.5rem 0;
    background: var(--ct-bg);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.5);
    border-bottom: 1px solid var(--ct-border);
  }
  nav.nav-open .nav-links { display: flex; }
  nav .nav-links a {
    display: block;
    padding: 12px 2rem;
  }
  nav .nav-links .nav-cta {
    display: inline-block;
    margin: 0.5rem 2rem;
  }
}

@media (max-width: 480px) {
  nav { padding: 0 1rem; }
  nav .nav-brand { font-size: 1rem; letter-spacing: 0.06em; }
  nav .nav-links a { padding-left: 1rem; padding-right: 1rem; }
  nav .nav-links .nav-cta { margin-left: 1rem; margin-right: 1rem; }
}

/* ---- Contact form ---- */
.ct-form {
  text-align: left;
  margin: 0 auto;
  max-width: 560px;
  display: grid;
  gap: 1.1rem;
}
.ct-field { display: grid; gap: 0.35rem; }
.ct-form label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: var(--ct-text);
}
.ct-form .ct-req { color: var(--ct-yellow); }
.ct-form .ct-hint {
  font-size: 0.85rem;
  color: var(--ct-text-dim);
  line-height: 1.5;
}
.ct-form input,
.ct-form textarea {
  width: 100%;
  font: inherit;
  font-size: 1rem;
  color: var(--ct-text-bright);
  background: var(--ct-bg);
  border: 1px solid var(--ct-text-dim);
  padding: 0.7rem 0.8rem;
  border-radius: 0;
}
.ct-form textarea { min-height: 8rem; resize: vertical; }
.ct-form .ct-answer textarea { min-height: 4.5rem; }
.ct-form input:focus-visible,
.ct-form textarea:focus-visible { border-color: var(--ct-cyan); }
.ct-form [aria-invalid="true"] { border-color: var(--ct-red); }
.ct-form .ct-error {
  font-size: 0.85rem;
  color: #ff8080;
}
.ct-form .ct-error:empty { display: none; }
.ct-form fieldset {
  border: 1px solid var(--ct-border-bright);
  padding: 1rem;
  display: grid;
  gap: 1rem;
}
.ct-form legend {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: var(--ct-cyan);
  padding: 0 0.4rem;
}
.ct-form button[type="submit"] {
  justify-self: center;
  border: none;
  cursor: pointer;
  clip-path: none;
  padding: 16px 48px;
  font-size: 0.95rem;
}
.ct-form button[disabled] { opacity: 0.6; cursor: wait; }
.ct-status {
  min-height: 1.5em;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--ct-text);
}
.ct-status.ct-ok { color: var(--ct-green); }
.ct-status.ct-bad { color: #ff8080; }

/* Honeypot: off-screen, not display:none */
.ct-hp {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ---- Legal and utility pages ---- */
.doc {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin: 0 auto;
  padding: 120px 2rem 5rem;
}
.doc h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  color: var(--ct-text-bright);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  line-height: 1.1;
  margin-bottom: 0.5rem;
}
.doc h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--ct-cyan);
  margin: 2.5rem 0 0.75rem;
}
.doc p, .doc li { color: var(--ct-text); line-height: 1.8; margin-bottom: 0.9rem; }
.doc ul { padding-left: 1.4rem; margin-bottom: 1rem; }
.doc a { color: var(--ct-cyan); }
.doc .doc-meta {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ct-text-dim);
  margin-bottom: 2rem;
}

/* ---- Reduced motion ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  html { scroll-behavior: auto !important; }
  .fade-up { opacity: 1 !important; transform: none !important; }
  .radar-sweep, .ticker-inner { animation: none !important; }
}

/* Below 480px the deadline tables stack: one block per row.
   Explicit ARIA table roles in the markup keep table semantics. */
@media (max-width: 480px) {
  table.deadlines,
  table.deadlines tbody,
  table.deadlines tr,
  table.deadlines td { display: block; width: 100%; }
  table.deadlines tr:first-child {
    position: absolute;
    left: -9999px;
  }
  table.deadlines tr {
    border-bottom: 1px solid var(--ct-border);
    padding: 1rem 0;
  }
  table.deadlines td {
    border: 0;
    padding: 0.15rem 0;
  }
}