/* === Page Guide — Info Icon + Help Modal + Commander Chat === */

/* --- Trigger Button (bottom of each tab pane) --- */
.page-guide-trigger {
  display: flex;
  justify-content: center;
  padding: 1.5rem 0 1rem;
  margin-top: 1rem;
}

.page-guide-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 0.5rem 1rem;
  background: rgba(0,212,255,0.06);
  border: 1px solid rgba(0,212,255,0.25);
  border-radius: 8px;
  color: rgba(0,212,255,0.85);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
  letter-spacing: 0.02em;
  box-shadow: 0 0 12px rgba(0,212,255,0.06);
}
.page-guide-btn:hover {
  background: rgba(0,212,255,0.12);
  border-color: rgba(0,212,255,0.5);
  color: #00d4ff;
  box-shadow: 0 0 18px rgba(0,212,255,0.12);
}
.page-guide-icon {
  flex-shrink: 0;
  opacity: 0.8;
}
.page-guide-btn:hover .page-guide-icon {
  opacity: 1;
}

/* --- Overlay --- */
.page-guide-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: pgFadeIn 0.2s ease;
  padding: 20px;
}
@keyframes pgFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* --- Modal --- */
.page-guide-modal {
  background: #12121e;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  width: 100%;
  max-width: 1200px;
  height: 92vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 60px rgba(0,0,0,0.6);
  overflow: hidden;
}

/* --- Header --- */
.page-guide-header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 24px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  flex-shrink: 0;
  position: relative;
}
.page-guide-header h2 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
  color: #f0f0f0;
  letter-spacing: 0.01em;
}
.page-guide-subtitle {
  margin: 0;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
  flex: 1;
}
.page-guide-close {
  position: absolute;
  right: 16px;
  top: 14px;
  background: none;
  border: none;
  color: rgba(255,255,255,0.4);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  transition: all 0.2s;
  line-height: 1;
}
.page-guide-close:hover {
  color: #fff;
  background: rgba(255,255,255,0.08);
}

/* --- Body (two columns) --- */
.page-guide-body {
  display: flex;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

/* --- Left: Help Content --- */
.page-guide-content {
  flex: 0 0 380px;
  overflow-y: auto;
  padding: 20px 24px;
  border-right: 1px solid rgba(255,255,255,0.06);
}
.page-guide-section {
  margin-bottom: 20px;
}
.page-guide-section h3 {
  margin: 0 0 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent, #00d4ff);
  letter-spacing: 0.01em;
}
.page-guide-text {
  font-size: 0.82rem;
  line-height: 1.65;
  color: rgba(255,255,255,0.7);
}
.page-guide-text ol, .page-guide-text ul {
  margin: 6px 0 6px 18px;
  padding: 0;
}
.page-guide-text li {
  margin-bottom: 4px;
}
.page-guide-text strong {
  color: rgba(255,255,255,0.9);
}
.page-guide-text code {
  background: rgba(255,255,255,0.06);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 0.8rem;
}

/* --- Right: Commander Chat --- */
.page-guide-chat {
  flex: 1 1 0%;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.page-guide-chat-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  flex-shrink: 0;
}
.page-guide-commander-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--commander-color, #00d4ff);
}
.page-guide-commander-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--commander-color, #00d4ff);
}
.page-guide-chat-label {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.3);
  margin-left: auto;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* --- Chat Messages --- */
.page-guide-chat-messages {
  flex: 1 1 0%;
  overflow-y: auto;
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 200px;
}
.pg-msg {
  display: flex;
  gap: 8px;
  max-width: 95%;
  animation: pgSlideIn 0.2s ease;
}
@keyframes pgSlideIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}
.pg-msg-user {
  align-self: flex-end;
  flex-direction: row-reverse;
}
.pg-msg-commander {
  align-self: flex-start;
}
.pg-msg-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  margin-top: 2px;
}
.pg-msg-bubble {
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 0.85rem;
  line-height: 1.6;
  color: rgba(255,255,255,0.85);
}
.pg-msg-user .pg-msg-bubble {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  border-bottom-right-radius: 3px;
}
.pg-msg-commander .pg-msg-bubble {
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.12);
  border-bottom-left-radius: 3px;
}
.pg-msg-bubble p { margin: 0 0 6px; }
.pg-msg-bubble p:last-child { margin-bottom: 0; }
.pg-msg-bubble strong { color: #fff; }
.pg-msg-bubble code {
  background: rgba(255,255,255,0.06);
  padding: 1px 4px;
  border-radius: 3px;
  font-size: 0.78rem;
}

/* Typing indicator */
.pg-typing {
  display: flex;
  gap: 4px;
  padding: 8px 12px;
  align-items: center;
}
.pg-typing-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--commander-color, #00d4ff);
  opacity: 0.4;
  animation: pgDotBounce 1.2s infinite;
}
.pg-typing-dot:nth-child(2) { animation-delay: 0.2s; }
.pg-typing-dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes pgDotBounce {
  0%, 60%, 100% { opacity: 0.4; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(-4px); }
}

/* --- Chat Input --- */
.page-guide-chat-input {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding: 14px 18px;
  border-top: 1px solid rgba(255,255,255,0.06);
  flex-shrink: 0;
}
.page-guide-chat-input textarea {
  flex: 1;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  padding: 12px 14px;
  color: #e0e0e0;
  font-size: 0.85rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
  resize: none;
  min-height: 56px;
  max-height: 160px;
  line-height: 1.5;
  overflow-y: auto;
}
.page-guide-chat-input textarea:focus {
  border-color: var(--commander-color, #00d4ff);
}
.page-guide-chat-input textarea::placeholder {
  color: rgba(255,255,255,0.25);
}

.page-guide-mic-btn,
.page-guide-send-btn {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  color: rgba(255,255,255,0.5);
  cursor: pointer;
  font-size: 0.85rem;
  padding: 8px 10px;
  transition: all 0.2s;
  font-family: inherit;
  line-height: 1;
}
.page-guide-send-btn {
  padding: 8px 14px;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}
.page-guide-mic-btn:hover, .page-guide-send-btn:hover {
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.85);
  border-color: var(--commander-color, #00d4ff);
}
.page-guide-mic-btn.active {
  background: rgba(239,68,68,0.15);
  border-color: #ef4444;
  color: #ef4444;
  animation: pgMicPulse 1.5s ease infinite;
}
@keyframes pgMicPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239,68,68,0.3); }
  50% { box-shadow: 0 0 0 6px rgba(239,68,68,0); }
}
.page-guide-mic-btn.pg-hidden { display: none; }

/* --- Scrollbar --- */
.page-guide-content::-webkit-scrollbar,
.page-guide-chat-messages::-webkit-scrollbar {
  width: 5px;
}
.page-guide-content::-webkit-scrollbar-track,
.page-guide-chat-messages::-webkit-scrollbar-track {
  background: transparent;
}
.page-guide-content::-webkit-scrollbar-thumb,
.page-guide-chat-messages::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.1);
  border-radius: 3px;
}

/* --- Mobile --- */
@media (max-width: 768px) {
  .page-guide-overlay { padding: 10px; }
  .page-guide-modal {
    height: 95vh;
    border-radius: 10px;
  }
  .page-guide-body {
    flex-direction: column;
  }
  .page-guide-content {
    flex: 0 0 auto;
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    max-height: 30vh;
    padding: 14px 16px;
  }
  .page-guide-chat {
    min-height: 250px;
  }
  .page-guide-header {
    padding: 14px 16px;
    flex-wrap: wrap;
  }
  .page-guide-subtitle {
    width: 100%;
    flex: unset;
  }
}