/**
 * Embed Page Styles
 *
 * Styles for the embedded billboard view (embed.html).
 * Designed to fill iframe space and support transparent backgrounds.
 */

/* Reset and base */
.embed-body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: #ffd700;
  background: transparent;
  overflow: hidden;
}

/* When background is set */
.embed-body[data-bg] {
  background: var(--embed-bg, transparent);
}

/* Header */
.embed-header {
  flex-shrink: 0;
  padding: 0.75rem 1rem;
  text-align: center;
  background: none;
}

.embed-header--hidden {
  display: none;
}

.embed-header__title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  color: #ffd700;
  letter-spacing: 0.02em;
  text-decoration: none;
  display: inline-block;
}

.embed-header__title:visited {
  color: inherit;
}

.embed-header__title:hover {
  text-decoration: underline;
}

.embed-header__title:focus-visible {
  outline: 2px solid rgba(255, 215, 0, 0.75);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Main container */
.embed-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  width: 100%;
  align-items: stretch;
  justify-content: flex-start;
  padding: 0;
}

.embed-body[data-fullbleed="true"] .embed-main {
  padding: 0;
}

/* Billboard container - must have position: relative for contained modal */
.embed-container {
  position: relative;
  overflow: hidden;
  width: 100%;
  max-width: 100%;
  aspect-ratio: 1 / 1;
  flex: 0 0 auto;
  align-self: stretch;
  background: var(--embed-bg, transparent);
}

/* Billboard wrapper inside container */
.embed-billboard {
  position: relative;
  width: 100%;
  height: 100%;
  touch-action: none;
  transform-origin: 0 0;
  will-change: transform;
}

/* When no header, allow more space */
.embed-body:has(.embed-header--hidden) .embed-container {
  max-width: 100%;
}

.embed-body[data-fullbleed="true"] .embed-container {
  max-width: 100%;
  width: 100%;
}

/* Billboard image */
.embed-billboard__image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  image-rendering: pixelated;
  background: rgba(0, 0, 0, 0.1);
  user-select: none;
  -webkit-user-drag: none;
}

/* Grid overlay */
.embed-billboard__grid {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: repeat(100, 1fr);
  grid-template-rows: repeat(100, 1fr);
}

.embed-billboard__cell {
  cursor: pointer;
}

.embed-billboard__cell[data-disabled="true"] {
  cursor: not-allowed;
}

/* Embed highlight matches homepage's simple filled selected-square indicator */
.embed-billboard__highlight {
  position: absolute;
  background: pink;
  opacity: 0.8;
  pointer-events: none;
  display: none;
  z-index: 10;
}

/* Tooltip uses core billboard styling */

/* Loading state */
.embed-loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.5);
  z-index: 100;
}

.embed-loading__spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(255, 215, 0, 0.3);
  border-top-color: #ffd700;
  border-radius: 50%;
  animation: embed-spin 0.8s linear infinite;
}

@keyframes embed-spin {
  to {
    transform: rotate(360deg);
  }
}

/* Error state */
.embed-error {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.8);
  color: #ff6b6b;
  text-align: center;
  z-index: 100;
}

.embed-error__message {
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

.embed-error__retry {
  padding: 0.5rem 1rem;
  background: transparent;
  border: 1px solid #ff6b6b;
  border-radius: 0.375rem;
  color: #ff6b6b;
  cursor: pointer;
}

/* Responsive adjustments */
@media (max-width: 480px) {
  .embed-header {
    padding: 0.5rem 0.75rem;
  }

  .embed-header__title {
    font-size: 1rem;
  }

  .embed-billboard__tooltip {
    font-size: 0.75rem;
    padding: 0.375rem 0.5rem;
  }
}

/* When embedded in very small container */
@media (max-height: 300px) {
  .embed-header {
    padding: 0.25rem 0.5rem;
  }

  .embed-header__title {
    font-size: 0.875rem;
  }
}

/* Dark mode support (for when transparent bg shows through) */
@media (prefers-color-scheme: light) {
  .embed-body[data-bg="transparent"] {
    color: #2d3c96;
  }

  .embed-body[data-bg="transparent"] .embed-header {
    background: rgba(255, 255, 255, 0.8);
  }

  .embed-body[data-bg="transparent"] .embed-header__title {
    color: #2d3c96;
  }
}