/**
 * MCP Apps Styles
 *
 * Styles for rendering MCP Apps (interactive UI components) in the chat.
 * Based on the MCP Apps specification (ext-apps).
 */

/* ============================================
   App Container
   ============================================ */

.mcp-app-container {
  position: relative;
  margin: 1rem 0;
  border: 1px solid var(--bs-border-color, #dee2e6);
  border-radius: 8px;
  background: var(--bs-body-bg, #fff);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  /* Ensure container expands to fit iframe content */
  display: block;
  min-height: 200px;
  height: auto;
}

/* Gradient accent line - now appears on header instead */
.mcp-app-container.has-header::before {
  display: none;
}

.mcp-app-container:not(.has-header)::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--bs-primary, #0d6efd), var(--bs-info, #0dcaf0));
  z-index: 1;
}

/* ============================================
   Iframe
   ============================================ */

.mcp-app-iframe {
  display: block;
  width: 100%;
  min-height: 200px;
  max-height: 800px;
  border: none;
  background: #fff;
  transition: height 0.2s ease;
  border-radius: 7px; /* Slightly less than container to fit inside border */
}

/* ============================================
   Loading State
   ============================================ */

.mcp-app-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 2rem;
  color: var(--bs-secondary, #6c757d);
  background: var(--bs-light, #f8f9fa);
  font-size: 0.9rem;
}

.mcp-app-loading .spinner-border {
  width: 1.25rem;
  height: 1.25rem;
}

/* ============================================
   Fallback Display
   ============================================ */

.mcp-app-fallback-container {
  background: var(--bs-light, #f8f9fa);
}

.mcp-app-fallback {
  padding: 1rem;
}

.mcp-app-fallback-error {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  background: rgba(var(--bs-warning-rgb, 255, 193, 7), 0.1);
  border: 1px solid rgba(var(--bs-warning-rgb, 255, 193, 7), 0.3);
  border-radius: 4px;
  color: var(--bs-warning-text-emphasis, #664d03);
  font-size: 0.85rem;
}

.mcp-app-fallback-error i {
  font-size: 1rem;
}

.mcp-app-fallback-json {
  margin: 0;
  padding: 1rem;
  background: var(--bs-tertiary-bg, #e9ecef);
  border-radius: 4px;
  font-size: 0.8rem;
  max-height: 400px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

/* ============================================
   Consent Modal
   ============================================ */

.mcp-app-consent-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  animation: fadeIn 0.15s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.mcp-app-consent-content {
  background: var(--bs-body-bg, #fff);
  padding: 1.5rem;
  border-radius: 12px;
  max-width: 500px;
  width: 90%;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  animation: slideUp 0.2s ease;
}

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

.mcp-app-consent-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.mcp-app-consent-header i {
  font-size: 1.5rem;
  color: var(--bs-warning, #ffc107);
}

.mcp-app-consent-header h5 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
}

.mcp-app-consent-content > p {
  margin-bottom: 1rem;
  color: var(--bs-secondary, #6c757d);
  font-size: 0.9rem;
}

.mcp-app-consent-tool-info {
  background: var(--bs-tertiary-bg, #f8f9fa);
  border: 1px solid var(--bs-border-color, #dee2e6);
  border-radius: 8px;
  margin-bottom: 1.25rem;
  overflow: hidden;
}

.mcp-app-consent-tool-info .tool-name {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: var(--bs-secondary-bg, #e9ecef);
  border-bottom: 1px solid var(--bs-border-color, #dee2e6);
  font-size: 0.9rem;
}

.mcp-app-consent-tool-info .tool-name i {
  color: var(--bs-primary, #0d6efd);
}

.mcp-app-consent-tool-info .tool-args {
  padding: 0;
  max-height: 200px;
  overflow: auto;
}

.mcp-app-consent-tool-info .tool-args pre {
  margin: 0;
  padding: 1rem;
  font-size: 0.8rem;
  background: transparent;
  white-space: pre-wrap;
  word-break: break-word;
}

.mcp-app-consent-buttons {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
}

.mcp-app-consent-buttons .btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1.25rem;
  font-size: 0.9rem;
}

/* ============================================
   App Header
   ============================================ */

.mcp-app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1rem;
  background: var(--bs-light, #f8f9fa);
  border-bottom: 1px solid var(--bs-border-color, #dee2e6);
  font-size: 0.85rem;
  border-radius: 7px 7px 0 0;
  position: relative;
}

/* Gradient accent on header top */
.mcp-app-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--bs-primary, #0d6efd), var(--bs-info, #0dcaf0));
  border-radius: 7px 7px 0 0;
}

.mcp-app-header-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  color: var(--bs-body-color, #212529);
}

.mcp-app-header-title i {
  color: var(--bs-primary, #0d6efd);
}

.mcp-app-header-actions {
  display: flex;
  gap: 0.25rem;
}

.mcp-app-header-actions .btn {
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
}

/* Close button hover state */
.mcp-app-close-btn:hover {
  background-color: var(--bs-danger, #dc3545) !important;
  border-color: var(--bs-danger, #dc3545) !important;
  color: #fff !important;
}

/* ============================================
   Dark Mode Support
   ============================================ */

[data-bs-theme="dark"] .mcp-app-container {
  background: var(--bs-dark-bg-subtle, #1a1a1a);
  border-color: var(--bs-border-color, #495057);
}

[data-bs-theme="dark"] .mcp-app-iframe {
  background: #1a1a1a;
}

[data-bs-theme="dark"] .mcp-app-loading {
  background: var(--bs-dark-bg-subtle, #212529);
}

[data-bs-theme="dark"] .mcp-app-fallback-container {
  background: var(--bs-dark-bg-subtle, #212529);
}

[data-bs-theme="dark"] .mcp-app-fallback-json {
  background: rgba(255, 255, 255, 0.05);
}

[data-bs-theme="dark"] .mcp-app-consent-content {
  background: var(--bs-body-bg, #212529);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

[data-bs-theme="dark"] .mcp-app-consent-tool-info {
  background: rgba(255, 255, 255, 0.03);
}

[data-bs-theme="dark"] .mcp-app-consent-tool-info .tool-name {
  background: rgba(255, 255, 255, 0.05);
}

[data-bs-theme="dark"] .mcp-app-header {
  background: var(--bs-dark-bg-subtle, #212529);
  border-bottom-color: var(--bs-border-color, #495057);
}

[data-bs-theme="dark"] .mcp-app-header-title {
  color: var(--bs-light, #f8f9fa);
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 768px) {
  .mcp-app-container {
    margin: 0.5rem 0;
    border-radius: 6px;
  }

  .mcp-app-iframe {
    min-height: 150px;
    max-height: 600px;
  }

  .mcp-app-consent-content {
    width: 95%;
    padding: 1.25rem;
  }

  .mcp-app-consent-tool-info .tool-args {
    max-height: 150px;
  }

  .mcp-app-consent-buttons {
    flex-direction: column-reverse;
  }

  .mcp-app-consent-buttons .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ============================================
   Animation for App Loading
   ============================================ */

.mcp-app-container.loading .mcp-app-iframe {
  opacity: 0;
}

.mcp-app-container .mcp-app-iframe {
  opacity: 1;
  transition: opacity 0.3s ease;
}

/* ============================================
   Error States
   ============================================ */

.mcp-app-container.error {
  border-color: var(--bs-danger, #dc3545);
}

.mcp-app-container.error::before {
  background: var(--bs-danger, #dc3545);
}

/* ============================================
   Interactive States
   ============================================ */

.mcp-app-container:focus-within {
  box-shadow: 0 0 0 3px rgba(var(--bs-primary-rgb, 13, 110, 253), 0.25);
}

/* Badge for MCP App indicator */
.mcp-app-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.125rem 0.5rem;
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  background: linear-gradient(135deg, var(--bs-primary, #0d6efd), var(--bs-info, #0dcaf0));
  color: #fff;
  border-radius: 4px;
}

.mcp-app-badge i {
  font-size: 0.65rem;
}