/*!
 * Font Awesome Fallback - простые символы вместо иконок
 * Для случаев когда шрифты Font Awesome недоступны
 */

.fa, .fas, .far, .fal, .fab {
  font-family: Arial, sans-serif;
  font-style: normal;
  display: inline-block;
  line-height: 1;
  font-weight: normal;
}

/* Fallback символы для основных иконок */
.fa-plane:before { content: "✈"; }
.fa-user:before { content: "👤"; }
.fa-sign-in-alt:before { content: "🔐"; }
.fa-users:before { content: "👥"; }
.fa-robot:before { content: "🤖"; }
.fa-shield-alt:before { content: "🛡"; }
.fa-user-crown:before { content: "👑"; }
.fa-check:before { content: "✓"; }
.fa-user-tie:before { content: "👔"; }
.fa-cogs:before { content: "⚙"; }
.fa-mobile-alt:before { content: "📱"; }
.fa-file-upload:before { content: "📤"; }
.fa-desktop:before { content: "🖥"; }
.fa-paper-plane:before { content: "📧"; }
.fa-tachometer-alt:before { content: "📊"; }
.fa-sync-alt:before { content: "🔄"; }
.fa-list:before { content: "📋"; }
.fa-chart-bar:before { content: "📈"; }
.fa-sign-out-alt:before { content: "🚪"; }
.fa-filter:before { content: "🔍"; }
.fa-eye:before { content: "👁"; }
.fa-edit:before { content: "✏"; }
.fa-reply:before { content: "↩"; }
.fa-paperclip:before { content: "📎"; }
.fa-file:before { content: "📄"; }
.fa-download:before { content: "⬇"; }
.fa-comments:before { content: "💬"; }
.fa-exclamation-triangle:before { content: "⚠"; }
.fa-inbox:before { content: "📥"; }
.fa-crown:before { content: "👑"; }
.fa-user-plus:before { content: "➕"; }
.fa-external-link-alt:before { content: "🔗"; }
.fa-times:before { content: "✖"; }
.fa-user-edit:before { content: "✏"; }
.fa-key:before { content: "🔑"; }
.fa-arrow-left:before { content: "←"; }
.fa-spinner:before { content: "⟳"; }
.fa-telegram:before { content: "📱"; }
.fa-image:before { content: "🖼"; }
.fa-file-pdf:before { content: "📄"; }
.fa-file-word:before { content: "📝"; }
.fa-file-excel:before { content: "📊"; }
.fa-file-archive:before { content: "🗃"; }
.fa-info-circle:before { content: "ℹ"; }

/* Telegram icon for brands */
.fab.fa-telegram:before { content: "📱"; }

/* Spinner animation */
.fa-spinner {
  animation: fa-spin 2s infinite linear;
}

@keyframes fa-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Bootstrap spinner border styles for compatibility */
.spinner-border {
  display: inline-block;
  width: 2rem;
  height: 2rem;
  vertical-align: text-bottom;
  border: 0.25em solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: fa-spin .75s linear infinite;
}

.spinner-border-sm {
  width: 1rem;
  height: 1rem;
  border-width: 0.2em;
}