/* Home page event announcement card (layouts/partials/event-popup.html).
   Contrast (WCAG 2.1 AA): white text on the gradient is >= 5.5:1 at every
   point (#304190 = 9.6:1, #B34700 = 5.5:1); CTA text #0B1B3F on #4FC1EA = 8.2:1. */

.event-popup {
  position: fixed;
  /* Directly under the fixed navbar; static/js/events.js sets the exact offset. */
  top: var(--event-popup-top, 84px);
  right: 20px;
  /* Below the navbar (z-index 30) so its dropdowns and mobile menu stay on top. */
  z-index: 29;
  width: 399px;
  max-width: calc(100vw - 40px);
  padding: 1.3125rem 3.4rem 1.3125rem 1.3125rem;
  color: #ffffff;
  background: linear-gradient(135deg, #304190 0%, #304190 35%, #B34700 100%);
  border-radius: 15px;
  box-shadow: 0 13px 42px rgba(11, 27, 63, 0.35);
  transform: translateX(0);
  opacity: 1;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
}

.event-popup[hidden] {
  display: none;
}

.event-popup.is-entering,
.event-popup.is-leaving {
  transform: translateX(calc(100% + 40px));
  opacity: 0;
}

.event-popup-inner {
  display: flex;
  gap: 1.05rem;
  align-items: flex-start;
}

.event-popup-image {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 67px;
  height: 67px;
  background: #ffffff;
  border-radius: 50%;
}

.event-popup-image img {
  width: 59px;
  height: 59px;
}

.event-popup-body p {
  margin: 0;
  color: #ffffff;
}

.event-popup .event-popup-label {
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #ffffff;
}

.event-popup .event-popup-title {
  margin: 0.26rem 0 0.95rem;
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.4;
}

.event-popup-date {
  font-weight: 700;
}

.event-popup-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  min-height: 46px;
  padding: 0.525rem 1.15rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: #0B1B3F;
  background: #4FC1EA;
  border-radius: 999px;
  text-decoration: none;
  transition: background-color 0.2s ease;
}

.event-popup-cta:hover {
  color: #0B1B3F;
  background: #ffffff;
}

.event-popup-close {
  position: absolute;
  top: 6px;
  right: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  padding: 0;
  color: #ffffff;
  background: transparent;
  border: 0;
  border-radius: 50%;
  cursor: pointer;
}

.event-popup-close:hover {
  background: rgba(255, 255, 255, 0.18);
}

/* The site-wide focus colours (#304190 / #D25500) would vanish on this
   background, so use white rings with a dark halo instead. */
.event-popup .event-popup-close:focus-visible,
.event-popup .event-popup-cta:focus-visible {
  outline: 3px solid #ffffff;
  outline-offset: 2px;
  box-shadow: 0 0 0 5px #0B1B3F;
}

/* Tablets and phones: full width under the navbar, text scaled to fit. */
@media (max-width: 640px) {
  .event-popup {
    left: 12px;
    right: 12px;
    width: auto;
    max-width: none;
    padding: 0.875rem 3.1rem 0.875rem 0.875rem;
    border-radius: 11px;
  }

  .event-popup-inner {
    gap: 0.7rem;
  }

  .event-popup-image {
    width: 50px;
    height: 50px;
  }

  .event-popup-image img {
    width: 43px;
    height: 43px;
  }

  .event-popup .event-popup-label {
    font-size: 0.75rem;
  }

  .event-popup .event-popup-title {
    margin-bottom: 0.7rem;
    font-size: 1rem;
  }

  .event-popup-cta {
    min-height: 44px;
    font-size: 1rem;
  }

  .event-popup-close {
    width: 44px;
    height: 44px;
  }
}

/* Small phones: drop the decorative icon so the text needs fewer lines. */
@media (max-width: 480px) {
  .event-popup-image {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .event-popup {
    transition: none;
  }
}

@media (forced-colors: active) {
  .event-popup {
    border: 2px solid CanvasText;
  }
}