/* Modal overlay and panel */
.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  background: rgba(3, 3, 6, 0.78);
  backdrop-filter: blur(12px);
  z-index: var(--z-modal);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-quick) var(--ease-standard);
}

.modal[aria-hidden='false'],
.modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

/* Prevent page scroll when modal is open */
body.modal-open {
  overflow: hidden;
}

.modal-panel {
  width: min(960px, 100%);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: rgba(10, 10, 14, 0.98);
  box-shadow: var(--shadow-lg);
  padding: var(--space-lg);
  position: relative;
}

/* Close button with better tap target and gold focus ring */
.modal-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.02);
  transition: transform var(--duration-quick) var(--ease-standard);
}
.modal-close:hover,
.modal-close:focus-visible {
  transform: scale(1.05);
  outline: 2px solid var(--color-accent-500);
  outline-offset: 2px;
}

/* Media dialog layout */
.media-dialog {
  display: grid;
  gap: var(--space-md);
}

.media-stage {
  position: relative;
  min-height: 320px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-soft);
  background: rgba(255, 255, 255, 0.02);
  display: grid;
  place-items: center;
  overflow: hidden;
}

/* Ensure content is not hidden behind sticky header on open */
@media (min-width: 640px) {
  .modal-panel {
    margin-top: max(0px, calc(var(--header-offset, 0px) * 0.25));
  }
}

.media-thumbs {
  display: flex;
  gap: var(--space-xs);
  overflow-x: auto;
  padding-bottom: var(--space-xs);
}
.media-thumbs img {
  width: 96px;
  height: 54px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  border: 2px solid transparent;
  cursor: pointer;
  transition: border-color var(--duration-quick) var(--ease-standard),
             transform var(--duration-quick) var(--ease-standard);
}
.media-thumbs img:hover { transform: translateY(-1px); }
.media-thumbs img.is-active {
  border-color: var(--color-accent-500);
}

/* Controls row and download indicator */
.media-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.download-indicator {
  font-size: 0.85rem;
  color: var(--color-text-400);
}
.download-indicator::before {
  content: '';
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-accent-500);
  display: inline-block;
  margin-right: 0.35rem;
  animation: spin 1s linear infinite;
}
.download-indicator[data-state='idle']::before { display: none; }

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

/* Chat widget */
#ra-chat {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  z-index: var(--z-toast);
  font-family: var(--font-body);
  color: var(--color-text-200);
}
#ra-chat .fab {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(245, 209, 90, 0.3);
  background: var(--color-accent-500);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-md);
}
#ra-chat .fab img { width: 24px; height: 24px; }

#ra-chat .panel {
  margin-top: var(--space-sm);
  width: min(92vw, 420px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-soft);
  background: rgba(10, 10, 12, 0.98);
  box-shadow: var(--shadow-lg);
  display: none;
}
#ra-chat.open .panel { display: grid; }

.ra-head {
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-border-soft);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.ra-head .mark {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-soft);
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.02);
  font-weight: 700;
  color: var(--color-accent-500);
}

.ra-body {
  max-height: 60vh;
  overflow-y: auto;
  padding: var(--space-md);
  display: grid;
  gap: var(--space-sm);
}
.ra-suggest { display: flex; flex-wrap: wrap; gap: var(--space-xs); }
.ra-chip {
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border-soft);
  padding: 0.35rem 0.9rem;
}

.ra-msg { display: flex; gap: var(--space-xs); }
.ra-bot, .ra-user {
  padding: 0.8rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-soft);
  max-width: 80%;
  line-height: 1.4;
}
.ra-bot { background: rgba(255, 255, 255, 0.02); }
.ra-user { background: rgba(255, 255, 255, 0.05); margin-left: auto; }

.typing { display: inline-flex; gap: 4px; }
.typing span {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--color-text-400);
  animation: typing 1s infinite ease-in-out;
}
.typing span:nth-child(2) { animation-delay: 0.14s; }
.typing span:nth-child(3) { animation-delay: 0.28s; }
@keyframes typing {
  0%, 100% { opacity: 0.3; transform: translateY(0); }
  50% { opacity: 1; transform: translateY(-2px); }
}

.ra-input {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-md);
  border-top: 1px solid var(--color-border-soft);
}
.ra-input input {
  flex: 1;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border-soft);
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.02);
  color: var(--color-text-100);
}
.ra-input button {
  border-radius: var(--radius-pill);
  padding: 0 1.5rem;
  border: none;
  background: var(--color-accent-500);
  color: var(--color-accent-contrast);
  font-weight: 700;
}

/* Respect users who prefer reduced motion */
@media (prefers-reduced-motion: reduce) {
  .modal, .modal-close, .media-thumbs img {
    transition: none;
  }
}