/* ============================================================
   Betel Nut Village — Discover / Chat Tab Styles
   ============================================================ */

/* ── Discover Tab Shell ───────────────────────────────────── */
#tab-discover {
  flex-direction: column;
  height: calc(100vh - var(--nav-height-mobile));
  overflow: hidden;
}

#tab-discover.active {
  display: flex !important;
}

/* ── Artifact Context Card ────────────────────────────────── */
.artifact-context-card {
  flex-shrink: 0;
  background: var(--color-secondary-bg);
  border-left: 4px solid var(--color-secondary);
  margin: var(--space-md) var(--space-md) 0;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-sm) var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.artifact-context-info {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex: 1;
  min-width: 0;
}

.artifact-context-emoji {
  font-size: 18px;
  flex-shrink: 0;
}

.artifact-context-text {
  min-width: 0;
}

.artifact-context-name {
  font-family: var(--font-display);
  font-size: var(--text-secondary);
  font-weight: 700;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.artifact-context-sub {
  font-size: var(--text-caption);
  color: var(--color-text-secondary);
  margin-top: 1px;
}

.artifact-context-link {
  flex-shrink: 0;
  font-size: var(--text-caption);
  color: var(--color-secondary);
  font-weight: 500;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 2px;
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.artifact-context-link:hover {
  opacity: 0.75;
}

/* ── Chat Messages Area ───────────────────────────────────── */
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  scroll-behavior: smooth;
}

.chat-messages::-webkit-scrollbar {
  width: 4px;
}

.chat-messages::-webkit-scrollbar-track {
  background: transparent;
}

.chat-messages::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--radius-pill);
}

/* ── Message Bubbles ──────────────────────────────────────── */
.message-row {
  display: flex;
  align-items: flex-end;
  gap: var(--space-sm);
}

.message-row.ai {
  justify-content: flex-start;
}

.message-row.user {
  justify-content: flex-end;
}

.message-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-secondary-bg);
  border: 1.5px solid var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  flex-shrink: 0;
}

.message-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  max-width: 85%;
}

@media (min-width: 768px) {
  .message-content {
    max-width: 70%;
  }
}

.message-bubble {
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  font-size: var(--text-body);
  line-height: 1.6;
}

/* AI bubble */
.message-row.ai .message-bubble {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  border-bottom-left-radius: var(--radius-sm);
}

/* User bubble */
.message-row.user .message-bubble {
  background: var(--color-primary);
  color: #fff;
  border-bottom-right-radius: var(--radius-sm);
}

/* ── Tag Suggestion Pills ─────────────────────────────────── */
.tag-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: 2px;
}

.tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 30px;
  padding: 0 var(--space-md);
  background: var(--color-secondary);
  color: #fff;
  border-radius: var(--radius-pill);
  font-size: var(--text-caption);
  font-weight: 500;
  cursor: pointer;
  border: none;
  font-family: var(--font-body);
  transition: opacity var(--transition-fast), background var(--transition-fast);
}

.tag-pill:hover {
  opacity: 0.85;
}

.tag-pill.add-tag {
  background: transparent;
  color: var(--color-secondary);
  border: 1.5px solid var(--color-secondary);
}

.tag-pill.add-tag:hover {
  background: var(--color-secondary-bg);
}

/* ── Chat Input Bar ───────────────────────────────────────── */
.chat-input-bar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}

.chat-camera-btn {
  width: var(--touch-target);
  height: var(--touch-target);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1.5px solid var(--color-secondary);
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-secondary);
  cursor: pointer;
  flex-shrink: 0;
  transition: background var(--transition-fast);
}

.chat-camera-btn:hover {
  background: var(--color-secondary-bg);
}

.chat-camera-btn svg {
  width: 20px;
  height: 20px;
  stroke: var(--color-secondary);
  fill: none;
}

.chat-input-wrap {
  flex: 1;
  position: relative;
}

.chat-text-input {
  width: 100%;
  height: var(--touch-target);
  padding: 0 var(--space-md);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-size: var(--text-body); /* Prevents iOS zoom */
  color: var(--color-text);
  background: var(--color-surface);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.chat-text-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(161, 21, 81, 0.08);
  background: var(--color-bg);
}

.chat-text-input::placeholder {
  color: var(--color-text-secondary);
  opacity: 0.7;
}

.chat-send-btn {
  width: var(--touch-target);
  height: var(--touch-target);
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  cursor: pointer;
  border: none;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.chat-send-btn:hover {
  background: var(--color-primary-light);
}

.chat-send-btn:active {
  transform: scale(0.95);
}

.chat-send-btn svg {
  width: 18px;
  height: 18px;
  fill: #fff;
  stroke: none;
  margin-left: 2px;
}

/* Hidden file input */
#photo-upload {
  display: none;
}

/* ── Photo Messages ───────────────────────────────────────── */
.photo-bubble {
  padding: 4px !important;
  background: transparent !important;
  border: none !important;
  max-width: 260px;
}

.message-row.user .photo-bubble {
  background: transparent !important;
}

.chat-photo {
  max-width: 100%;
  max-height: 280px;
  border-radius: var(--radius-md);
  display: block;
  object-fit: cover;
  border: 1px solid var(--color-border);
}

/* ── Desktop Adjustments ──────────────────────────────────── */
@media (min-width: 768px) {
  #tab-discover {
    height: calc(100vh - var(--nav-height-desktop));
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
  }

  .artifact-context-card {
    margin-top: var(--space-lg);
  }
}