/* ═══════════════════════════════════════════════════
   DEEPCHAIN PLLC — companion.css
   selectcounsel.com
   ─────────────────────────────────────────────────
   Companion styles for advanced site features.
   Loaded after styles.css.
   ═══════════════════════════════════════════════════ */

/* ── Scroll Progress Bar ──────────────────────────── */
#dc-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--navy, #0f2b3c), var(--gold, #b8956a));
  z-index: 600;
  pointer-events: none;
  opacity: 0;
  will-change: width;
  transition: width 80ms linear, opacity .4s ease;
}
#dc-progress.active {
  opacity: 1;
}
@media (prefers-color-scheme: dark) {
  #dc-progress { background: linear-gradient(90deg, var(--navy, #6da5c9), var(--gold, #c9a882)); }
}
:root[data-theme="dark"] #dc-progress {
  background: linear-gradient(90deg, var(--navy, #6da5c9), var(--gold, #c9a882));
}

/* ── Back to Top ──────────────────────────────────── */
#dc-back-top {
  position: fixed;
  bottom: 26px;
  right: 24px;
  z-index: 100;
  width: 38px;
  height: 38px;
  background: var(--navy, #0f2b3c);
  color: #ffffff;
  border: none;
  cursor: pointer;
  display: grid;
  place-items: center;
  border-radius: 0;
  /* Match .footer-dc bordered box language */
  box-shadow: 0 2px 8px rgba(15,43,60,.18);
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition:
    opacity .3s cubic-bezier(.22,1,.36,1),
    transform .3s cubic-bezier(.22,1,.36,1),
    background .2s ease,
    box-shadow .2s ease;
}
#dc-back-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
#dc-back-top:hover {
  background: var(--accent, #17496b);
  box-shadow: 0 4px 14px rgba(15,43,60,.26);
  transform: translateY(-1px);
}
#dc-back-top:active {
  transform: translateY(0);
}
#dc-back-top:focus-visible {
  outline: 2px solid var(--navy, #0f2b3c);
  outline-offset: 4px;
}
#dc-back-top svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* Dark mode back-to-top */
@media (prefers-color-scheme: dark) {
  #dc-back-top {
    box-shadow: 0 2px 8px rgba(0,0,0,.35);
  }
  #dc-back-top:hover {
    box-shadow: 0 4px 14px rgba(0,0,0,.5);
  }
}
:root[data-theme="dark"] #dc-back-top {
  box-shadow: 0 2px 8px rgba(0,0,0,.35);
}
:root[data-theme="dark"] #dc-back-top:hover {
  box-shadow: 0 4px 14px rgba(0,0,0,.5);
}

/* ── Reduced motion overrides ─────────────────────── */
@media (prefers-reduced-motion: reduce) {
  #dc-progress { transition: none; }
  #dc-back-top { transition: opacity .15s ease; transform: none !important; }
}

/* ── Enhanced focus rings ─────────────────────────── */
.nav-link:focus-visible,
.nav-cta:focus-visible,
.nav-brand:focus-visible {
  outline: 2px solid var(--navy, #0f2b3c);
  outline-offset: 4px;
  border-radius: 2px;
}

/* ── Print enhancements ───────────────────────────── */
@media print {
  #dc-progress,
  #dc-back-top,
  .site-nav,
  .skip-link {
    display: none !important;
  }

  /* Restore full-width layout for print */
  .hero {
    min-height: auto;
    padding: 40px 32px;
    page-break-after: always;
  }
  .monogram {
    box-shadow: none;
    border: 1px solid #ccc;
  }
  .identity,
  .practices,
  .section,
  .contact {
    padding: 32px;
  }
  .engage-panel {
    box-shadow: none;
    border: 1px solid #ccc;
  }
  /* Force light mode for print */
  :root {
    --bg: #ffffff;
    --fg: #0c0c0e;
    --fg-secondary: #3a3c42;
    --navy: #0f2b3c;
  }
}