/* LARUN.SPACE - Chat Interface Styles */
/* Claude.ai-inspired conversational UI */

/* ============================================
   CHAT LAYOUT
   ============================================ */
.chat-container {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ============================================
   SIDEBAR
   ============================================ */
.sidebar {
  width: var(--sidebar-width);
  background: var(--space-dark);
  border-right: 1px solid var(--border-gray);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  transition: transform var(--transition-normal);
}

.sidebar-header {
  padding: var(--space-md);
  border-bottom: 1px solid var(--border-gray);
}

.new-chat-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--space-gray);
  border: 1px solid var(--border-gray);
  border-radius: var(--radius-lg);
  color: var(--pure-white);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.new-chat-btn:hover {
  background: var(--border-gray);
  border-color: var(--medium-gray);
}

.new-chat-btn svg {
  width: 18px;
  height: 18px;
}

/* Conversation History */
.sidebar-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-md);
}

.sidebar-section {
  margin-bottom: var(--space-lg);
}

.sidebar-section-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--medium-gray);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-sm);
  margin-bottom: var(--space-xs);
}

.conversation-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.conversation-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  color: var(--light-gray);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.conversation-item:hover {
  background: var(--space-gray);
  color: var(--pure-white);
}

.conversation-item.active {
  background: var(--space-gray);
  color: var(--pure-white);
}

.conversation-item svg {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  color: var(--medium-gray);
}

.conversation-title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Sidebar Footer */
.sidebar-footer {
  padding: var(--space-md);
  border-top: 1px solid var(--border-gray);
}

.user-menu {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.user-menu:hover {
  background: var(--space-gray);
}

.user-avatar {
  width: 32px;
  height: 32px;
  background: var(--cosmic-purple);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 600;
}

.user-info {
  flex: 1;
  min-width: 0;
}

.user-name {
  font-size: 0.875rem;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-tier {
  font-size: 0.75rem;
  color: var(--cosmic-purple-light);
}

/* ============================================
   MAIN CHAT AREA
   ============================================ */
.chat-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--space-black);
  position: relative;
  overflow: hidden;
}

/* Chat Header */
.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--border-gray);
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(12px);
}

.chat-header-left {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.sidebar-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  color: var(--light-gray);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.sidebar-toggle:hover {
  background: var(--space-gray);
  color: var(--pure-white);
}

.chat-header-right {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* ============================================
   MESSAGES AREA
   ============================================ */
.messages-container {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
}

.messages-wrapper {
  max-width: 800px;
  width: 100%;
  margin: 0 auto;
}

/* Welcome Screen */
.welcome-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
  flex: 1;
}

.welcome-logo {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--pure-white) 0%, var(--light-gray) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.welcome-subtitle {
  font-size: 1.25rem;
  color: var(--medium-gray);
  margin-bottom: var(--space-2xl);
}

/* Suggested Prompts */
.suggested-prompts {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  width: 100%;
  max-width: 500px;
}

.suggested-prompt {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--space-dark);
  border: 1px solid var(--border-gray);
  border-radius: var(--radius-lg);
  color: var(--light-gray);
  font-size: 0.9375rem;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.suggested-prompt:hover {
  background: var(--space-gray);
  border-color: var(--medium-gray);
  color: var(--pure-white);
}

.suggested-prompt svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--cosmic-purple-light);
}

/* Message Bubbles */
.message {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg) 0;
}

.message + .message {
  border-top: 1px solid var(--border-gray);
}

.message-avatar {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.message-avatar.user {
  background: var(--cosmic-purple);
}

.message-avatar.assistant {
  background: var(--space-gray);
  border: 1px solid var(--border-gray);
}

.message-avatar svg {
  width: 18px;
  height: 18px;
}

.message-content {
  flex: 1;
  min-width: 0;
}

.message-sender {
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.message-text {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--off-white);
}

.message-text p {
  color: var(--off-white);
  margin-bottom: var(--space-md);
}

.message-text p:last-child {
  margin-bottom: 0;
}

.message-text code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--space-gray);
  padding: 0.1em 0.4em;
  border-radius: var(--radius-sm);
}

.message-text pre {
  background: var(--space-dark);
  border: 1px solid var(--border-gray);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  overflow-x: auto;
  margin: var(--space-md) 0;
}

.message-text pre code {
  background: none;
  padding: 0;
}

/* Typing Indicator */
.typing-indicator {
  display: flex;
  gap: var(--space-xs);
  padding: var(--space-md);
}

.typing-dot {
  width: 8px;
  height: 8px;
  background: var(--medium-gray);
  border-radius: 50%;
  animation: typing-bounce 1.4s ease-in-out infinite;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing-bounce {
  0%, 60%, 100% {
    transform: translateY(0);
  }
  30% {
    transform: translateY(-8px);
  }
}

/* ============================================
   INPUT AREA
   ============================================ */
.input-area {
  padding: var(--space-lg);
  background: var(--space-black);
  border-top: 1px solid var(--border-gray);
}

.input-wrapper {
  max-width: 800px;
  margin: 0 auto;
}

.input-box {
  display: flex;
  align-items: flex-end;
  gap: var(--space-md);
  background: var(--space-dark);
  border: 1px solid var(--border-gray);
  border-radius: var(--radius-xl);
  padding: var(--space-sm);
  transition: border-color var(--transition-fast);
}

.input-box:focus-within {
  border-color: var(--cosmic-purple);
}

.message-input {
  flex: 1;
  min-height: 24px;
  max-height: 200px;
  padding: var(--space-sm) var(--space-md);
  background: transparent;
  color: var(--pure-white);
  font-size: 1rem;
  line-height: 1.5;
  resize: none;
  overflow-y: auto;
}

.message-input::placeholder {
  color: var(--medium-gray);
}

.input-actions {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.input-action-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--medium-gray);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.input-action-btn:hover {
  background: var(--space-gray);
  color: var(--pure-white);
}

.send-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--pure-white);
  color: var(--space-black);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.send-btn:hover {
  background: var(--off-white);
}

.send-btn:disabled {
  background: var(--space-gray);
  color: var(--medium-gray);
  cursor: not-allowed;
}

.send-btn svg {
  width: 18px;
  height: 18px;
}

/* Quick Actions */
.quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  padding: 0 var(--space-sm);
}

.quick-action {
  font-size: 0.8125rem;
  color: var(--medium-gray);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.quick-action:hover {
  background: var(--space-gray);
  color: var(--pure-white);
}

/* ============================================
   RESULTS DISPLAY
   ============================================ */
.result-card {
  background: var(--space-dark);
  border: 1px solid var(--border-gray);
  border-radius: var(--radius-lg);
  margin: var(--space-md) 0;
  overflow: hidden;
}

.result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  background: var(--space-gray);
  border-bottom: 1px solid var(--border-gray);
}

.result-title {
  font-size: 0.875rem;
  font-weight: 600;
}

.result-actions {
  display: flex;
  gap: var(--space-xs);
}

.result-content {
  padding: var(--space-lg);
}

/* Light Curve Display */
.light-curve-chart {
  height: 200px;
  background: var(--space-black);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--medium-gray);
}

/* Data Table */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.data-table th,
.data-table td {
  padding: var(--space-sm) var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--border-gray);
}

.data-table th {
  font-weight: 600;
  color: var(--medium-gray);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

.data-table td {
  font-family: var(--font-mono);
  color: var(--off-white);
}

.data-table tr:hover td {
  background: var(--space-gray);
}

/* ============================================
   MOBILE RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    z-index: 100;
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
  }

  .sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
  }

  .sidebar-toggle {
    display: flex;
  }

  .messages-container {
    padding: var(--space-md);
  }

  .input-area {
    padding: var(--space-md);
  }

  .welcome-logo {
    font-size: 2rem;
  }

  .suggested-prompts {
    padding: 0 var(--space-sm);
  }
}

/* ============================================
   SCROLLBAR STYLING
   ============================================ */
.messages-container::-webkit-scrollbar,
.sidebar-content::-webkit-scrollbar {
  width: 6px;
}

.messages-container::-webkit-scrollbar-track,
.sidebar-content::-webkit-scrollbar-track {
  background: transparent;
}

.messages-container::-webkit-scrollbar-thumb,
.sidebar-content::-webkit-scrollbar-thumb {
  background: var(--border-gray);
  border-radius: 3px;
}

.messages-container::-webkit-scrollbar-thumb:hover,
.sidebar-content::-webkit-scrollbar-thumb:hover {
  background: var(--medium-gray);
}