/* Styling that belongs to the archive wrapper only.
   style.css and utilities.css are kept as an untouched snapshot of the
   2025 site, so every archive-specific rule lives here. */

:root {
  /* Kept in sync with the real banner height by js/archive.js. */
  --archive-banner-height: 44px;
}

.archive-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 30;
  background: var(--primary-color);
  color: #111;
  font-size: 0.8rem;
  font-weight: var(--weight-semibold);
  text-align: center;
  padding: 0.7rem 1rem;
}

.archive-banner a {
  color: #111;
  text-decoration: underline;
  white-space: nowrap;
}

.archive-banner a:hover {
  opacity: 0.7;
}

/* Push the (fixed) navbar and the hero below the banner. */
.navbar {
  top: var(--archive-banner-height);
}

.header-container {
  margin-top: calc(8rem + var(--archive-banner-height));
}

@media (max-width: 768px) {
  .header-container {
    margin-top: calc(7rem + var(--archive-banner-height));
  }
}

/* The mobile menu drops in from under the navbar (breakpoint from style.css). */
@media (max-width: 670px) {
  .navbar .nav-menu {
    top: calc(4.5rem + var(--archive-banner-height));
  }
}

/* Registration for 2025 is long closed. */
.btn-archived {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

#footer .archive-footer-note {
  margin-top: 0.6rem;
  font-size: 0.8rem;
}

#footer .archive-footer-note a {
  text-decoration: underline;
}