/* Reset and base styles */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: #0a0a0a;
  min-height: 100vh;
  color: #e4e6eb;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Chat styles */
.chat {
  height: 100vh;
  display: flex;
  flex-direction: column;
  background: #0a0a0a;
  position: relative;
}

.chat-header {
  background: #1a1a1a;
  border-bottom: 1px solid #2d2d2d;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  z-index: 10;
  backdrop-filter: blur(10px);
}

.chat-header h1 {
  margin: 0;
  color: #ffffff;
  font-size: 20px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 12px;
  letter-spacing: -0.025em;
}

.chat-header p {
  margin: 0;
  color: #a0a0a0;
  font-size: 14px;
  font-weight: 400;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Auto cleanup notice in header */
.auto-cleanup-notice {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  padding: 6px 10px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(37, 99, 235, 0.1));
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 6px;
  animation: fadeInUp 0.6s ease-out;
}

.auto-cleanup-notice .notice-icon {
  font-size: 16px;
  color: #3b82f6;
  flex-shrink: 0;
  animation: pulse 2s infinite;
}

.auto-cleanup-notice .notice-text {
  color: #a0a0a0;
  font-size: 14px;
  line-height: 1.4;
  font-weight: 500;
}

.auto-cleanup-notice .notice-text strong {
  color: #ffffff;
  font-weight: 700;
}

.session-indicator {
  background: #1e3a8a;
  color: #60a5fa;
  padding: 6px 12px;
  border-radius: 16px;
  font-size: 12px;
  font-weight: 500;
}

.logout-button {
  background: #dc2626;
  border: none;
  color: #ffffff;
  cursor: pointer;
  font-size: 14px;
  padding: 8px 16px;
  border-radius: 8px;
  transition: all 0.2s ease;
  font-weight: 500;
  letter-spacing: 0.025em;
}

.logout-button:hover {
  background: #b91c1c;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(220, 38, 38, 0.3);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Theme Toggle */
.theme-toggle {
  background: #3b82f6;
  border: none;
  color: #ffffff;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 18px;
  transition: all 0.2s ease;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover {
  background: #2563eb;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.message-lifetime-notice {
  background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);
  border: 1px solid #3b82f6;
  border-radius: 8px;
  margin: 10px 24px;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.2);
  animation: fadeInUp 0.5s ease-out;
}

.notice-icon {
  font-size: 18px;
  color: #60a5fa;
  flex-shrink: 0;
}

.notice-text {
  color: #e5e7eb;
  font-size: 14px;
  line-height: 1.4;
}

.notice-text strong {
  color: #ffffff;
  font-weight: 600;
}

.close-notice-btn {
  background: none;
  border: none;
  color: #60a5fa;
  cursor: pointer;
  font-size: 16px;
  padding: 4px;
  border-radius: 4px;
  transition: all 0.2s ease;
  margin-left: auto;
}

.close-notice-btn:hover {
  background: rgba(96, 165, 250, 0.2);
  color: #ffffff;
}

/* Панель каналов */
.chat-content {
  display: flex;
  height: calc(100vh - 200px);
}

.channels-panel {
  width: 250px;
  background: #1a1a1a;
  border-right: 1px solid #2d2d2d;
  display: flex;
  flex-direction: column;
  transition: width 0.3s ease;
}

.channels-panel.collapsed {
  width: 60px;
}

.channels-header {
  padding: 16px;
  border-bottom: 1px solid #2d2d2d;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.channels-header h3 {
  margin: 0;
  color: #ffffff;
  font-size: 16px;
  font-weight: 600;
}

.channels-actions {
  display: flex;
  gap: 8px;
}

.create-channel-btn,
.collapse-btn {
  background: #3b82f6;
  border: none;
  color: #ffffff;
  cursor: pointer;
  font-size: 14px;
  padding: 6px 8px;
  border-radius: 4px;
  transition: all 0.2s ease;
}

.create-channel-btn:hover,
.collapse-btn:hover {
  background: #2563eb;
}

.channels-panel.collapsed .channels-header h3 {
  display: none;
}

.channels-panel.collapsed .create-channel-btn {
  display: none;
}

.create-channel-form {
  padding: 16px;
  border-bottom: 1px solid #2d2d2d;
}

.create-channel-form input {
  width: 100%;
  background: #2d2d2d;
  border: 1px solid #404040;
  color: #ffffff;
  padding: 8px 12px;
  border-radius: 4px;
  margin-bottom: 8px;
  font-size: 14px;
}

.create-channel-form input::placeholder {
  color: #a0a0a0;
}

.form-actions {
  display: flex;
  gap: 8px;
}

.submit-btn,
.cancel-btn {
  padding: 6px 12px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 12px;
  transition: all 0.2s ease;
}

.submit-btn {
  background: #10b981;
  color: #ffffff;
}

.submit-btn:hover {
  background: #059669;
}

.cancel-btn {
  background: #6b7280;
  color: #ffffff;
}

.cancel-btn:hover {
  background: #4b5563;
}

.channels-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}

.channel-item {
  padding: 8px 12px;
  cursor: pointer;
  border-radius: 8px;
  margin-bottom: 4px;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.channel-item:hover {
  background: #1a1a1a;
}

.channel-item.active {
  background: #1e40af;
  color: #ffffff;
}

.channel-content {
  flex: 1;
  cursor: pointer;
}

.channel-name {
  font-weight: 600;
  font-size: 14px;
}

.channel-description {
  font-size: 12px;
  color: #a0a0a0;
  margin-top: 2px;
}

.delete-channel-btn {
  background: none;
  border: none;
  color: #ef4444;
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  font-size: 14px;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.channel-item:hover .delete-channel-btn {
  opacity: 1;
}

.delete-channel-btn:hover {
  background: #dc2626;
  color: #ffffff;
}

/* Основная область чата */
.chat-main {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.channel-header {
  padding: 16px 24px;
  border-bottom: 1px solid #2d2d2d;
  background: #1a1a1a;
}

.channel-header h2 {
  margin: 0;
  color: #ffffff;
  font-size: 18px;
  font-weight: 600;
}

.input-group {
  display: flex;
  gap: 8px;
  padding: 16px 24px;
  background: #1a1a1a;
  border-top: 1px solid #2d2d2d;
}

.input-group input {
  flex: 1;
  background: #2d2d2d;
  border: 1px solid #404040;
  color: #ffffff;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
}

.input-group input::placeholder {
  color: #a0a0a0;
}

.input-group button {
  background: #3b82f6;
  border: none;
  color: #ffffff;
  padding: 12px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 500;
  transition: all 0.2s ease;
}

.input-group button:hover {
  background: #2563eb;
}

.messages-container {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  background: #0a0a0a;
  scroll-behavior: smooth;
  height: calc(100vh - 160px);
  max-height: calc(100vh - 160px);
  position: relative;
}

/* Контейнер для сообщений внутри скроллируемой области */
.messages-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.messages-container::-webkit-scrollbar {
  width: 8px;
}

.messages-container::-webkit-scrollbar-track {
  background: #1a1a1a;
}

.messages-container::-webkit-scrollbar-thumb {
  background: #404040;
  border-radius: 4px;
}

.messages-container::-webkit-scrollbar-thumb:hover {
  background: #525252;
}

.message {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  max-width: 70%;
  flex-shrink: 0;
  animation: fadeInUp 0.3s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeOutDown {
  from {
    opacity: 1;
    transform: translateY(0);
    max-height: 200px;
  }
  to {
    opacity: 0;
    transform: translateY(-10px);
    max-height: 0;
    margin: 0;
    padding: 0;
  }
}

.message.deleting {
  animation: fadeOutDown 0.5s ease-out forwards;
  pointer-events: none;
}

.message.own-message {
  align-self: flex-end;
  margin-left: auto;
}

.message.other-message {
  align-self: flex-start;
  margin-right: auto;
}

.message-bubble {
  background: #1a1a1a;
  border-radius: 20px;
  padding: 14px 18px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  position: relative;
  word-wrap: break-word;
  border: 1px solid #2d2d2d;
  transition: all 0.2s ease;
}

.message-bubble:hover {
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
}

.message.own-message .message-bubble {
  background: #1e40af;
  color: #ffffff;
  border-color: #3b82f6;
}

.message.other-message .message-bubble {
  background: #1a1a1a;
  color: #e4e6eb;
  border-color: #2d2d2d;
}

.message .user {
  font-size: 13px;
  font-weight: 600;
  color: #a0a0a0;
  margin-bottom: 6px;
  padding-left: 4px;
  letter-spacing: 0.025em;
}

.message.own-message .user {
  color: #60a5fa;
  text-align: right;
  padding-right: 4px;
}

.message .content {
  font-size: 15px;
  line-height: 1.5;
  margin: 0;
  letter-spacing: 0.01em;
}

.message-time {
  font-size: 12px;
  color: #808080;
  margin-top: 6px;
  padding-left: 4px;
  font-weight: 400;
}

.message.own-message .message-time {
  color: #93c5fd;
  text-align: right;
  padding-right: 4px;
}

/* Login form styles */
.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  padding: 20px;
  position: relative;
}

.login-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%231a1a1a" stroke-width="0.5" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
  opacity: 0.1;
}

.login-form {
  background: #1a1a1a;
  padding: 48px;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  width: 100%;
  max-width: 420px;
  text-align: center;
  border: 1px solid #2d2d2d;
  position: relative;
  backdrop-filter: blur(10px);
}

.login-form h2 {
  margin: 0 0 12px 0;
  color: #ffffff;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.025em;
}

.login-form p {
  margin: 0 0 36px 0;
  color: #a0a0a0;
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0.01em;
}

.login-form input {
  width: 100%;
  padding: 16px 20px;
  border: 2px solid #2d2d2d;
  border-radius: 12px;
  font-size: 16px;
  transition: all 0.3s ease;
  background: #0a0a0a;
  color: #e4e6eb;
  margin-bottom: 24px;
  box-sizing: border-box;
  letter-spacing: 0.01em;
}

.login-form input:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  background: #0f0f0f;
}

.login-form input::placeholder {
  color: #666666;
}

.login-form button {
  width: 100%;
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  color: #ffffff;
  border: none;
  padding: 16px 28px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  letter-spacing: 0.025em;
}

.login-form button:hover:not(:disabled) {
  background: linear-gradient(135deg, #2563eb, #1e40af);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
}

.login-form button:disabled {
  background: #404040;
  color: #666666;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.error-message {
  color: #ef4444;
  margin: 16px 0;
  font-size: 14px;
  padding: 12px 16px;
  background: #1f1f1f;
  border-radius: 8px;
  border-left: 4px solid #ef4444;
  letter-spacing: 0.01em;
}

.warning-message {
  color: #f59e0b;
  margin: 16px 0;
  font-size: 14px;
  padding: 12px 16px;
  background: #1f1f1f;
  border-radius: 8px;
  border-left: 4px solid #f59e0b;
  letter-spacing: 0.01em;
}

/* Message input form */
form.row {
  background: #1a1a1a;
  align-items: flex-end;
  gap: 16px;
  backdrop-filter: blur(10px);
}

.my-input-text {
  flex: 1;
  padding: 14px 20px;
  border: 2px solid #2d2d2d;
  border-radius: 24px;
  font-size: 15px;
  background: #0a0a0a;
  color: #e4e6eb;
  resize: none;
  min-height: 48px;
  max-height: 120px;
  line-height: 1.5;
  font-family: inherit;
  transition: all 0.3s ease;
  box-sizing: border-box;
  letter-spacing: 0.01em;
}

.my-input-text:focus {
  outline: none;
  border-color: #3b82f6;
  background: #0f0f0f;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.my-input-text::placeholder {
  color: #666666;
}

.send-message {
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  color: #ffffff;
  border: none;
  padding: 14px;
  border-radius: 50%;
  width: 48px;
  height: 48px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.send-message:hover:not(:disabled) {
  background: linear-gradient(135deg, #2563eb, #1e40af);
  transform: scale(1.05);
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.send-message:disabled {
  background: #404040;
  color: #666666;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.send-message::after {
  content: '→';
  font-size: 20px;
  font-weight: bold;
}

/* Loading animation */
.loading {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid #ffffff;
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 1s linear infinite;
}

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

/* Empty state */
.empty-state {
  text-align: center;
  padding: 80px 20px;
  color: #a0a0a0;
}

.empty-state p {
  font-size: 16px;
  margin: 0;
  letter-spacing: 0.01em;
}

/* Кнопка прокрутки вниз */
.scroll-to-bottom-button {
  position: fixed;
  bottom: 100px;
  right: 24px;
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  color: #ffffff;
  border: none;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: bold;
}

.scroll-to-bottom-button:hover {
  background: linear-gradient(135deg, #2563eb, #1e40af);
  transform: scale(1.1);
  box-shadow: 0 12px 35px rgba(59, 130, 246, 0.4);
}

.scroll-to-bottom-button.hidden {
  opacity: 0;
  pointer-events: none;
  transform: scale(0.8);
}

/* Responsive design */
@media (max-width: 768px) {
  .chat-header {
    padding: 12px 20px;
  }
  
  .chat-header h1 {
    font-size: 18px;
  }
  
  .messages-container {
    padding: 20px;
    height: calc(100vh - 140px);
    max-height: calc(100vh - 140px);
  }
  
  .message {
    max-width: 85%;
  }
  
  .message-bubble {
    padding: 12px 16px;
  }
  
  .message .content {
    font-size: 14px;
  }
  
  form.row {
    padding: 16px 20px;
    gap: 12px;
  }
  
  .my-input-text {
    padding: 12px 18px;
    font-size: 14px;
  }
  
  .send-message {
    width: 44px;
    height: 44px;
  }
  
  .login-form {
    padding: 40px 32px;
    margin: 20px;
  }
  
  .login-form h2 {
    font-size: 24px;
  }
  
  .login-form p {
    font-size: 15px;
  }
}

@media (max-width: 480px) {
  .chat-header {
    display: none;
  }
  
  /* Показываем уведомление об автоочистке в мобильной версии */
  .auto-cleanup-notice {
    position: fixed;
    top: 10px;
    left: 10px;
    right: 10px;
    z-index: 1000;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(37, 99, 235, 0.15));
    border: 1px solid rgba(59, 130, 246, 0.3);
    padding: 8px 12px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  }
  
  .messages-container {
    padding: 16px;
    padding-top: 80px;
    height: calc(100vh - 120px);
    max-height: calc(100vh - 120px);
  }
  
  .message {
    max-width: 90%;
  }
  
  .message-bubble {
    padding: 10px 14px;
  }
  
  .message .content {
    font-size: 13px;
  }
  
  form.row {
    padding: 12px 16px;
  }
  
  .my-input-text {
    padding: 10px 16px;
    font-size: 13px;
  }
  
  .send-message {
    width: 40px;
    height: 40px;
  }
  
  .login-form {
    padding: 32px 24px;
    margin: 16px;
  }
  
  .login-form h2 {
    font-size: 22px;
  }
  
  .login-form p {
    font-size: 14px;
  }
  
  /* Мобильная кнопка выхода */
  .mobile-logout-button {
    position: fixed;
    top: 16px;
    right: 16px;
    background: #dc2626;
    color: #ffffff;
    border: none;
    padding: 10px 16px;
    border-radius: 24px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    z-index: 100;
    box-shadow: 0 4px 15px rgba(220, 38, 38, 0.3);
    transition: all 0.3s ease;
  }
  
  .mobile-logout-button:hover {
    background: #b91c1c;
    transform: translateY(-1px);
  }
}

/* Уведомление об очистке сообщений */
.cleanup-notification {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #dc2626, #b91c1c);
  color: white;
  padding: 16px 24px;
  border-radius: 12px;
  box-shadow: 0 12px 40px rgba(220, 38, 38, 0.4);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 1000;
  animation: slideDown 0.3s ease-out;
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  max-width: 90%;
  word-wrap: break-word;
  letter-spacing: 0.01em;
}

.cleanup-notification span {
  display: flex;
  align-items: center;
  gap: 8px;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

/* Мобильная адаптация */
@media (max-width: 480px) {
  .cleanup-notification {
    top: 16px;
    padding: 12px 20px;
    font-size: 13px;
    border-radius: 10px;
  }
}

/* Компонент защиты от ботов */
.bot-protection-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  padding: 20px;
  position: relative;
}

.bot-protection-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%231a1a1a" stroke-width="0.5" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
  opacity: 0.1;
}

.bot-protection-box {
  background: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(10px);
  border-radius: 20px;
  padding: 48px;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
  text-align: center;
  max-width: 600px;
  width: 100%;
  border: 1px solid #2d2d2d;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.protection-header {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.protection-header h2 {
  font-size: 2rem;
  font-weight: bold;
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin: 0;
  letter-spacing: -0.025em;
}

.protection-header p {
  color: #a0a0a0;
  font-size: 1.1rem;
  margin: 0;
  letter-spacing: 0.01em;
}

.step-indicator {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin: 0;
}

.step {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 25px;
  font-weight: bold;
  transition: all 0.3s;
  letter-spacing: 0.025em;
  min-width: 120px;
  justify-content: center;
}

.step.active {
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  color: white;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.step.completed {
  background: #059669;
  color: white;
  box-shadow: 0 4px 12px rgba(5, 150, 105, 0.3);
}

.step.pending {
  background: #1f1f1f;
  color: #666666;
  border: 1px solid #2d2d2d;
}

.step-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
}

.turnstile-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  width: 100%;
  max-width: 400px;
}

.turnstile-container h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: #e4e6eb;
  margin: 0;
  letter-spacing: -0.01em;
}

.turnstile-container p {
  font-size: 1rem;
  color: #a0a0a0;
  margin: 0;
  letter-spacing: 0.01em;
}

.cf-turnstile {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 80px;
  width: 100%;
  margin: 16px 0;
}

.challenge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  width: 100%;
  max-width: 400px;
}

.challenge h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: #e4e6eb;
  margin: 0;
  letter-spacing: -0.01em;
}

.question {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  text-align: left;
}

.question p {
  font-size: 1.1rem;
  color: #e4e6eb;
  margin: 0;
  line-height: 1.5;
  letter-spacing: 0.01em;
}

.question p strong {
  color: #ffffff;
  font-weight: 600;
}

.hint {
  font-size: 0.9rem;
  color: #a0a0a0;
  font-style: italic;
  margin: 0;
  letter-spacing: 0.01em;
  padding: 8px 12px;
  background: rgba(160, 160, 160, 0.1);
  border-radius: 8px;
  border-left: 3px solid #a0a0a0;
}

.answer-input {
  width: 100%;
  max-width: 300px;
  padding: 14px 18px;
  border: 2px solid #2d2d2d;
  border-radius: 12px;
  font-size: 1.1rem;
  transition: all 0.3s;
  background: #0a0a0a;
  color: #e4e6eb;
  letter-spacing: 0.01em;
  text-align: center;
}

.answer-input:focus {
  outline: none;
  border-color: #3b82f6;
  background: #0f0f0f;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.answer-input::placeholder {
  color: #666666;
}

.verify-button {
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  color: white;
  border: none;
  padding: 16px 32px;
  border-radius: 12px;
  font-size: 1.1rem;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  letter-spacing: 0.025em;
  min-width: 140px;
}

.verify-button:hover:not(:disabled) {
  background: linear-gradient(135deg, #2563eb, #1e40af);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
}

.verify-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.error-message {
  color: #ef4444;
  background: #1f1f1f;
  border: 1px solid #dc2626;
  border-radius: 8px;
  padding: 12px 16px;
  margin: 0;
  font-size: 0.9rem;
  letter-spacing: 0.01em;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  max-width: 400px;
}

.clear-error-button {
  background: #dc2626;
  color: white;
  border: none;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
  cursor: pointer;
  transition: background-color 0.2s;
  flex-shrink: 0;
}

.clear-error-button:hover {
  background: #b91c1c;
}

/* Темная тема для защиты от ботов */
@media (prefers-color-scheme: dark) {
  .bot-protection-box {
    background: rgba(30, 30, 30, 0.95);
    border: 1px solid #2d2d2d;
  }
  
  .protection-header h3 {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }
  
  .protection-header p {
    color: #a0a0a0;
  }
  
  .step-content p {
    color: #e4e6eb;
  }
  
  .question {
    color: #e4e6eb;
  }
  
  .hint {
    color: #a0a0a0;
  }
  
  .answer-input {
    background: rgba(255, 255, 255, 0.1);
    border-color: #2d2d2d;
    color: #e4e6eb;
  }
  
  .answer-input:focus {
    border-color: #3b82f6;
  }
  
  .step.pending {
    background: #1f1f1f;
    color: #666666;
    border: 1px solid #2d2d2d;
  }
}

/* Мобильная адаптация для защиты от ботов */
@media (max-width: 600px) {
  .bot-protection-box {
    padding: 32px 24px;
    margin: 20px;
    gap: 24px;
  }
  
  .protection-header h2 {
    font-size: 1.5rem;
  }
  
  .protection-header p {
    font-size: 1rem;
  }
  
  .step-indicator {
    flex-direction: column;
    gap: 12px;
  }
  
  .step {
    padding: 10px 20px;
    font-size: 0.9rem;
    min-width: auto;
  }
  
  .turnstile-container h3,
  .challenge h3 {
    font-size: 1.3rem;
  }
  
  .question p {
    font-size: 1rem;
  }
  
  .answer-input {
    max-width: 100%;
    font-size: 1rem;
  }
  
  .verify-button {
    padding: 14px 28px;
    font-size: 1rem;
    min-width: 120px;
  }
  
  .error-message {
    font-size: 0.85rem;
    padding: 10px 14px;
  }
}

@media (max-width: 480px) {
  .bot-protection-box {
    padding: 24px 20px;
    margin: 16px;
    gap: 20px;
  }
  
  .protection-header h2 {
    font-size: 1.4rem;
  }
  
  .step {
    padding: 8px 16px;
    font-size: 0.85rem;
  }
  
  .turnstile-container,
  .challenge {
    gap: 16px;
  }
  
  .turnstile-container h3,
  .challenge h3 {
    font-size: 1.2rem;
  }
  
  .question p {
    font-size: 0.95rem;
  }
  
  .answer-input {
    padding: 12px 16px;
    font-size: 0.95rem;
  }
  
  .verify-button {
    padding: 12px 24px;
    font-size: 0.95rem;
    min-width: 100px;
  }
}

/* Стили для информации о безопасности */
.security-info {
  background: rgba(76, 175, 80, 0.1);
  border: 1px solid rgba(76, 175, 80, 0.3);
  border-radius: 8px;
  padding: 10px 16px;
  margin: 16px 0;
  text-align: center;
}

.security-info small {
  color: #4CAF50;
  font-weight: 500;
  font-size: 13px;
  display: block;
}

.security-details {
  margin-top: 20px;
}

.security-details details {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid #2d2d2d;
  border-radius: 8px;
  padding: 12px;
  transition: all 0.3s ease;
}

.security-details details[open] {
  background: rgba(255, 255, 255, 0.08);
}

.security-details summary {
  cursor: pointer;
  font-size: 14px;
  color: #a0a0a0;
  margin-bottom: 12px;
  padding: 4px 0;
  outline: none;
  user-select: none;
  transition: color 0.3s ease;
}

.security-details summary:hover {
  color: #3b82f6;
}

.security-details ul {
  margin: 0;
  padding-left: 0;
  list-style: none;
}

.security-details li {
  margin: 8px 0;
  font-size: 12px;
  color: #888;
  padding: 4px 0;
  border-left: 2px solid #4CAF50;
  padding-left: 12px;
  background: rgba(76, 175, 80, 0.05);
  border-radius: 4px;
}

@media (max-width: 480px) {
  .security-info {
    padding: 8px 12px;
    margin: 12px 0;
  }
  
  .security-info small {
    font-size: 12px;
  }
  
  .security-details {
    margin-top: 16px;
  }
  
  .security-details summary {
    font-size: 13px;
  }
  
  .security-details li {
    font-size: 11px;
    padding-left: 10px;
  }
}

/* ===== Compact, professional chat UI overrides ===== */
/* Smaller paddings, readable line-length, tighter buttons */

/* Header */
.chat-header { padding: 12px 16px; }
.chat-header h1 { font-size: 18px; }
.chat-header p { font-size: 12px; }
.logout-button { font-size: 12px; padding: 6px 12px; border-radius: 6px; }

/* Channels panel */
.channels-panel { width: 220px; }
.channels-header { padding: 12px; }
.channel-item { padding: 6px 12px; }
.channel-name { font-size: 13px; }

/* Content and messages */
.chat-content { height: calc(100vh - 180px); }
.messages-container { padding: 16px; }
.message { max-width: min(70%, 65ch); margin-bottom: 14px; }
.message-bubble { padding: 10px 12px; max-width: 65ch; overflow-wrap: anywhere; }
.message .content { font-size: 14px; line-height: 1.45; }
.message-time { font-size: 11px; }

/* Input */
.input-group { padding: 12px 16px; }
.input-group input { padding: 10px 12px; font-size: 14px; border-radius: 6px; }
.input-group button { padding: 10px 14px; border-radius: 6px; }

/* Notice */
.message-lifetime-notice { margin: 8px 16px; padding: 10px 12px; }
.notice-text { font-size: 13px; }
.close-notice-btn { font-size: 14px; }

/* Scroll button */
.scroll-to-bottom-button { width: 40px; height: 40px; font-size: 16px; bottom: 80px; }

@media (max-width: 768px) {
  .channels-panel { width: 180px; }
  .message { max-width: min(85%, 60ch); }
  .message-bubble { max-width: 60ch; }
}

@media (max-width: 480px) {
  .channels-panel { width: 60px; }
  .message { max-width: 90%; }
}