/* ============================================
   Chipp Site Base Styles (platform-injected)
   ============================================ */

/* Smooth scroll */
html { scroll-behavior: smooth; }

/* --- Mobile Navigation (hamburger) --- */

/* Hidden checkbox that powers the toggle */
.nav-toggle { display: none; }

/* Hamburger icon — hidden on desktop, visible on mobile */
.nav-toggle-label {
  display: none;
  cursor: pointer;
  padding: 8px;
  z-index: 10;
}

.nav-toggle-label .hamburger {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  position: relative;
  transition: background 0.2s ease;
}

.nav-toggle-label .hamburger::before,
.nav-toggle-label .hamburger::after {
  content: "";
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  position: absolute;
  transition: transform 0.3s ease, top 0.3s ease;
}

.nav-toggle-label .hamburger::before { top: -7px; }
.nav-toggle-label .hamburger::after { top: 7px; }

/* Animate to X when open */
.nav-toggle:checked + .nav-toggle-label .hamburger { background: transparent; }
.nav-toggle:checked + .nav-toggle-label .hamburger::before {
  top: 0;
  transform: rotate(45deg);
}
.nav-toggle:checked + .nav-toggle-label .hamburger::after {
  top: 0;
  transform: rotate(-45deg);
}

/* Mobile: show hamburger, collapse nav links */
@media (max-width: 768px) {
  .nav-toggle-label { display: flex; align-items: center; }

  .nav-links {
    display: none !important;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    padding: 16px 24px 24px;
    gap: 4px;
    /* Use the site's background color -- falls back to white/dark */
    background: var(--site-bg, var(--site-surface, #ffffff));
    border-bottom: 1px solid rgba(128, 128, 128, 0.15);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  }

  /* Dark mode: opaque dark background + stronger shadow */
  @media (prefers-color-scheme: dark) {
    .nav-links {
      background: var(--site-bg, var(--site-surface, #0f0f1a));
      box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    }
  }

  .nav-toggle:checked ~ .nav-links { display: flex !important; }

  /* Make nav links full-width tappable targets on mobile */
  .nav-links a {
    padding: 12px 16px;
    border-radius: 8px;
    text-align: left;
    width: 100%;
  }

  .nav-links a:hover,
  .nav-links a:focus {
    background: rgba(128, 128, 128, 0.08);
  }

  /* CTA button in mobile nav — full width */
  .nav-links .cta-primary,
  .nav-links .nav-cta {
    margin-top: 8px;
    text-align: center;
    justify-content: center;
  }
}

/* --- Nav Logo Image --- */

.nav-logo img {
  height: 32px;
  width: auto;
  display: block;
  object-fit: contain;
}

/* --- CTA Button Safety --- */

/* Prevent nav link hover from overriding CTA text color.
   LLM-generated .nav-links a:hover can set color to --site-primary,
   making text invisible against the same-color CTA background. */
.nav-links .cta-primary:hover,
.nav-links .cta-primary:focus,
.cta-primary:hover,
.cta-primary:focus {
  color: white;
}

/* --- FAQ Accordion (<details>/<summary>) --- */

details {
  border: 1px solid rgba(128, 128, 128, 0.15);
  border-radius: 12px;
  overflow: hidden;
  transition: background 0.2s ease;
}

details + details { margin-top: 8px; }

details[open] {
  background: rgba(128, 128, 128, 0.03);
}

summary {
  cursor: pointer;
  padding: 18px 24px;
  font-weight: 600;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

summary::-webkit-details-marker { display: none; }
summary::marker { display: none; }

/* Chevron indicator */
summary::after {
  content: "";
  width: 10px;
  height: 10px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.2s ease;
  flex-shrink: 0;
  opacity: 0.5;
}

details[open] > summary::after {
  transform: rotate(-135deg);
}

details > div,
details > p {
  padding: 0 24px 18px;
  line-height: 1.7;
  opacity: 0.85;
}

/* --- Chat Container Responsive --- */

[data-chipp="chat"] {
  min-height: 500px;
  max-width: 800px;
  margin: 0 auto;
  border-radius: 16px;
  overflow: hidden;
}

@media (max-width: 768px) {
  [data-chipp="chat"] {
    min-height: 400px;
    border-radius: 12px;
  }
}

/* === Custom Site Styles === */