/* 💬 Chat Sayfası - Özel Stiller */

/* ==================== CHAT CONTAINER ==================== */
.chat-container {
  display: flex;
  flex-direction: column;
  height: calc(100vh - 80px); /* Bottom nav için yer bırak */
  max-height: 700px;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-medium);
  margin-bottom: 80px; /* Bottom nav için yer */
}

/* ==================== CHAT HEADER ==================== */
.chat-header {
  background: linear-gradient(135deg, var(--chat-color), #1565C0);
  color: var(--text-white);
  padding: var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: var(--shadow-light);
  position: relative;
}

.chat-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, 
    var(--trust-excellent) 0%,
    var(--trust-good) 25%,
    var(--trust-medium) 50%,
    var(--trust-low) 75%,
    var(--trust-bad) 100%);
}

.chat-title {
  font-size: var(--font-xl);
  font-weight: bold;
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.online-count {
  font-size: var(--font-small);
  opacity: 0.9;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.online-count::before {
  content: '●';
  color: var(--trust-excellent);
  animation: pulse 2s infinite;
}

/* ==================== CHAT TABS ==================== */
.chat-tabs {
  display: flex;
  background: var(--bg-surface);
  border-bottom: 1px solid rgba(0,0,0,0.1);
  padding: 0;
}

.chat-tab {
  flex: 1;
  padding: var(--spacing-md);
  background: none;
  border: none;
  cursor: pointer;
  font-size: var(--font-medium);
  font-weight: 500;
  color: var(--text-secondary);
  border-bottom: 3px solid transparent;
  transition: var(--transition-fast);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
}

.chat-tab:hover {
  background: rgba(25, 118, 210, 0.05);
  color: var(--chat-color);
}

.chat-tab.active {
  color: var(--chat-color);
  border-bottom-color: var(--chat-color);
  background: rgba(25, 118, 210, 0.1);
  font-weight: 600;
}

.chat-tab-icon {
  font-size: 18px;
}

/* Tab notification badges */
.chat-tab[data-count]::after {
  content: attr(data-count);
  position: absolute;
  top: 8px;
  right: 16px;
  background: var(--danger-color);
  color: white;
  font-size: 10px;
  font-weight: bold;
  padding: 2px 6px;
  border-radius: 10px;
  min-width: 16px;
  text-align: center;
  line-height: 1;
}

/* ==================== CHAT MESSAGES AREA ==================== */
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-md);
  background: var(--bg-chat);
  scroll-behavior: smooth;
}

.chat-messages::-webkit-scrollbar {
  width: 6px;
}

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

.chat-messages::-webkit-scrollbar-thumb {
  background: rgba(0,0,0,0.2);
  border-radius: 3px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
  background: rgba(0,0,0,0.3);
}

/* ==================== MESSAGE COMPONENTS ==================== */
.message-item {
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-light);
  animation: messageSlideIn 0.3s ease;
  position: relative;
  border: 1px solid rgba(0,0,0,0.05);
}

.message-item.bot-message {
  background: var(--bg-bot);
  border-left: 4px solid var(--chat-color);
  margin-left: 8px;
}

.message-item.own-message {
  background: rgba(46, 125, 50, 0.1);
  border-left: 4px solid var(--primary-color);
  margin-right: 8px;
  margin-left: auto;
  max-width: 85%;
}

.message-item.system-message {
  background: rgba(255, 143, 0, 0.1);
  border: 1px solid var(--secondary-color);
  text-align: center;
  font-style: italic;
  color: var(--text-secondary);
}

@keyframes messageSlideIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ==================== MESSAGE HEADER ==================== */
.message-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.message-user {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.message-user-name {
  font-weight: 600;
  color: var(--text-primary);
  font-size: var(--font-medium);
}

.message-user-trust {
  font-size: var(--font-small);
}

.message-time {
  font-size: var(--font-tiny);
  color: var(--text-hint);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.message-status {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  background: var(--trust-excellent);
}

.message-status.sending {
  background: var(--trust-medium);
  animation: pulse 1s infinite;
}

.message-status.failed {
  background: var(--trust-bad);
}

/* ==================== MESSAGE CONTENT ==================== */
.message-content {
  color: var(--text-primary);
  line-height: 1.5;
  font-size: var(--font-medium);
  word-wrap: break-word;
  white-space: pre-wrap;
}

.message-content a {
  color: var(--chat-color);
  text-decoration: none;
  font-weight: 500;
}

.message-content a:hover {
  text-decoration: underline;
}

/* Message reactions */
.message-reactions {
  margin-top: var(--spacing-sm);
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
}

.reaction-button {
  background: rgba(0,0,0,0.05);
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: var(--radius-xl);
  padding: 4px 8px;
  font-size: var(--font-tiny);
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 2px;
}

.reaction-button:hover {
  background: rgba(25, 118, 210, 0.1);
  border-color: var(--chat-color);
}

.reaction-button.active {
  background: var(--chat-color);
  color: white;
  border-color: var(--chat-color);
}

/* ==================== TYPING INDICATOR ==================== */
.typing-indicator {
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  background: rgba(0,0,0,0.05);
  border-radius: var(--radius-lg);
  font-style: italic;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  animation: fadeIn 0.3s ease;
}

.typing-dots {
  display: flex;
  gap: 4px;
}

.typing-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--text-hint);
  animation: typingDot 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) { animation-delay: -0.32s; }
.typing-dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes typingDot {
  0%, 80%, 100% {
    transform: scale(0.8);
    opacity: 0.5;
  }
  40% {
    transform: scale(1);
    opacity: 1;
  }
}

/* ==================== CHAT INPUT ==================== */
.chat-input {
  display: flex;
  padding: var(--spacing-md);
  background: var(--bg-surface);
  border-top: 1px solid rgba(0,0,0,0.1);
  gap: var(--spacing-sm);
  align-items: flex-end;
  box-shadow: 0 -2px 8px rgba(0,0,0,0.1);
}

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

.chat-input input {
  width: 100%;
  padding: 12px 16px;
  padding-right: 80px; /* Emoji button için yer */
  border: 2px solid rgba(0,0,0,0.1);
  border-radius: var(--radius-xl);
  outline: none;
  font-size: var(--font-medium);
  background: var(--bg-primary);
  transition: var(--transition-fast);
  resize: none;
  min-height: 44px;
  max-height: 100px;
}

.chat-input input:focus {
  border-color: var(--chat-color);
  box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.1);
  background: var(--bg-surface);
}

.chat-input input::placeholder {
  color: var(--text-hint);
}

/* Input accessories */
.input-accessories {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  gap: var(--spacing-xs);
}

.emoji-button {
  width: 32px;
  height: 32px;
  border: none;
  background: none;
  cursor: pointer;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: var(--transition-fast);
}

.emoji-button:hover {
  background: rgba(0,0,0,0.1);
}

.char-counter {
  position: absolute;
  bottom: -20px;
  right: 0;
  font-size: var(--font-tiny);
  color: var(--text-hint);
}

.char-counter.warning {
  color: var(--secondary-color);
}

.char-counter.danger {
  color: var(--danger-color);
}

/* ==================== SEND BUTTON ==================== */
.send-button {
  background: var(--chat-color);
  color: var(--text-white);
  border: none;
  border-radius: var(--radius-full);
  width: 44px;
  height: 44px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: var(--transition-fast);
  box-shadow: var(--shadow-light);
}

.send-button:hover:not(:disabled) {
  background: #1565C0;
  transform: scale(1.05);
  box-shadow: var(--shadow-medium);
}

.send-button:disabled {
  background: var(--text-hint);
  cursor: not-allowed;
  transform: none;
}

.send-button.sending {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ==================== EMPTY STATE ==================== */
.chat-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 200px;
  color: var(--text-secondary);
  text-align: center;
  padding: var(--spacing-lg);
}

.chat-empty-icon {
  font-size: 48px;
  margin-bottom: var(--spacing-md);
  opacity: 0.5;
}

.chat-empty-title {
  font-size: var(--font-large);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.chat-empty-subtitle {
  font-size: var(--font-medium);
  opacity: 0.8;
}

/* ==================== LOADING STATE ==================== */
.chat-loading {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100px;
  color: var(--text-secondary);
}

.loading-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid rgba(0,0,0,0.1);
  border-top: 3px solid var(--chat-color);
  border-radius: var(--radius-full);
  animation: spin 1s linear infinite;
}

/* ==================== INFO MESSAGES ==================== */
.info-message {
  text-align: center;
  padding: var(--spacing-lg);
  color: var(--text-secondary);
  font-style: italic;
  background: rgba(0,0,0,0.02);
  border-radius: var(--radius-md);
  margin: var(--spacing-md) 0;
  border: 1px dashed rgba(0,0,0,0.1);
}

.welcome-message {
  background: rgba(46, 125, 50, 0.1);
  border: 1px solid var(--primary-color);
  color: var(--primary-color);
  font-weight: 500;
}

.error-message {
  background: rgba(211, 47, 47, 0.1);
  border: 1px solid var(--danger-color);
  color: var(--danger-color);
  font-weight: 500;
}

/* ==================== MOBILE OPTIMIZATIONS ==================== */
@media (max-width: 767px) {
  .chat-container {
    height: calc(100vh - 140px); /* Header + bottom nav için yer */
    border-radius: 0;
    margin-bottom: 70px;
  }
  
  .chat-header {
    padding: var(--spacing-sm) var(--spacing-md);
  }
  
  .chat-title {
    font-size: var(--font-large);
  }
  
  .chat-tabs {
    padding: 0;
  }
  
  .chat-tab {
    padding: var(--spacing-sm);
    font-size: var(--font-small);
  }
  
  .chat-messages {
    padding: var(--spacing-sm);
  }
  
  .message-item {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
  }
  
  .chat-input {
    padding: var(--spacing-sm);
  }
  
  .chat-input input {
    padding: 10px 14px;
    padding-right: 70px;
    font-size: var(--font-small);
  }
  
  .send-button {
    width: 40px;
    height: 40px;
    font-size: 16px;
  }
}

@media (max-width: 480px) {
  .message-item.own-message {
    max-width: 95%;
  }
  
  .message-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
  }
  
  .chat-tab-icon {
    font-size: 16px;
  }
  
  .chat-tab {
    flex-direction: column;
    gap: 2px;
    padding: var(--spacing-xs);
  }
}

/* ==================== ACCESSIBILITY ==================== */
.chat-input input:focus,
.send-button:focus,
.chat-tab:focus {
  outline: 2px solid var(--chat-color);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .message-item {
    animation: none;
  }
  
  .typing-dot {
    animation: none;
  }
  
  .online-count::before {
    animation: none;
  }
}

/* High contrast mode */
@media (prefers-contrast: high) {
  .message-item {
    border: 2px solid var(--text-primary);
  }
  
  .chat-tab.active {
    background: var(--text-primary);
    color: var(--bg-surface);
  }
}