:root {
  --primary-color: #6366f1;
  --secondary-color: #4f46e5;
  --background-color: #f3f4f6;
  --surface-color: #ffffff;
  --text-color: #1f2937;
  --text-muted: #6b7280;
  --border-color: #e5e7eb;
  --success-color: #10b981;
  --warning-color: #f59e0b;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
  margin: 0;
  line-height: 1.5;
}

/* Prevent caret/text selection on non-editable UI elements */
.status-step,
.sidebar-section h3,
.concept-card-header,
.campaign-header,
.step-indicator,
.step-label,
.concept-status-badge,
.campaign-status-badge {
  user-select: none;
  -webkit-user-select: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.page-header {
  text-align: center;
  margin-bottom: 3rem;
}

.page-header h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-color);
}

.subtitle {
  color: var(--text-muted);
  font-size: 1.25rem;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}

.btn-primary {
  background-color: var(--primary-color);
  color: white;
}

.btn-primary:hover {
  background-color: var(--secondary-color);
}

.btn-secondary {
  background-color: white;
  color: var(--text-color);
  border: 1px solid var(--border-color);
}

.btn-large {
  font-size: 1.125rem;
  padding: 1rem 2rem;
}

/* Campaign Cards */
.campaigns-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.campaign-card {
  background: var(--surface-color);
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s;
}

.campaign-card:hover {
  transform: translateY(-2px);
}

.campaign-status {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1rem;
  background-color: #e0e7ff;
  color: #4338ca;
}

.campaign-input {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Layout */
.campaign-layout {
  display: flex;
  gap: 2rem;
  height: calc(100vh - 200px);
}

.campaign-sidebar {
  width: 300px;
  flex-shrink: 0;
  background: var(--surface-color);
  border-radius: 1rem;
  padding: 1.5rem;
  overflow-y: auto;
}

.campaign-main {
  flex-grow: 1;
  background: var(--surface-color);
  border-radius: 1rem;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Chat Interface */
.chat-container {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.messages-list {
  flex-grow: 1;
  overflow-y: auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.message {
  display: flex;
  gap: 1rem;
  max-width: 80%;
}

.user-message {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.message-content {
  background: #f3f4f6;
  padding: 1rem;
  border-radius: 1rem;
  border-top-left-radius: 0;
}

.user-message .message-content {
  background: var(--primary-color);
  color: white;
  border-radius: 1rem;
  border-top-right-radius: 0;
}

.message-header {
  font-size: 0.75rem;
  margin-bottom: 0.5rem;
  opacity: 0.7;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.message-avatar {
  font-size: 1.5rem;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #e5e7eb;
  border-radius: 50%;
}

/* Input Area */
.chat-input-form {
  padding: 1.5rem;
  border-top: 1px solid var(--border-color);
  background: white;
}

.input-group {
  display: flex;
  gap: 1rem;
}

.chat-textarea {
  flex-grow: 1;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  resize: none;
  font-family: inherit;
}

.chat-textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px var(--primary-color);
}

.form-control {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  margin-top: 0.5rem;
}

/* Status Steps */
.status-step {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding: 0.5rem;
  border-radius: 0.5rem;
  color: var(--text-muted);
}

.status-step.active {
  background: #e0e7ff;
  color: var(--primary-color);
  font-weight: 600;
}

.status-step.completed {
  color: var(--success-color);
}

.step-indicator {
  width: 24px;
  height: 24px;
  background: #e5e7eb;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
}

.active .step-indicator {
  background: var(--primary-color);
  color: white;
}

.completed .step-indicator {
  background: var(--success-color);
  color: white;
}

/* Structured Data Styling */
.questions-list {
  padding-left: 1.25rem;
  margin-top: 0.5rem;
}

.ambiguities-box {
  margin-top: 1rem;
  padding: 0.75rem;
  background-color: #fffbeb;
  border-radius: 0.5rem;
  color: #92400e;
  border: 1px solid #fcd34d;
}

.brief-summary-preview {
  margin-top: 1rem;
  padding: 0.75rem;
  background-color: #f8fafc;
  border-radius: 0.5rem;
  font-size: 0.875rem;
}

.brief-summary-preview pre {
  white-space: pre-wrap;
  margin: 0;
  font-family: inherit;
}

/* Typing Indicator */
.typing-indicator {
  display: flex;
  align-items: center;
  height: 24px;
}

.typing-indicator span {
  display: inline-block;
  width: 6px;
  height: 6px;
  background-color: #333;
  border-radius: 50%;
  animation: typing 1.4s infinite ease-in-out both;
  margin: 0 2px;
}

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

@keyframes typing {
  0%, 80%, 100% { transform: scale(0); }
  40% { transform: scale(1); }
}

/* Streaming Message Styles */
.message.streaming .streaming-cursor {
  display: inline-block;
  width: 2px;
  height: 1.2em;
  background-color: var(--primary-color);
  margin-left: 2px;
  animation: blink 1s infinite;
  vertical-align: text-bottom;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

.streaming-content {
  display: inline;
}

/* Error Message Styles */
.error-message .message-content {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}

.error-message .message-avatar {
  background: #fee2e2;
}

/* Suggestion Chips */
.suggestion-chip {
  margin-top: 1rem;
}

.suggestion-chip button {
  background: #e0e7ff;
  border: 1px solid var(--primary-color);
  color: var(--primary-color);
  padding: 0.5rem 1rem;
  border-radius: 2rem;
  cursor: pointer;
  font-weight: 500;
  transition: all 0.2s;
}

.suggestion-chip button:hover {
  background: var(--primary-color);
  color: white;
}

/* Send Button */
.btn-send {
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  cursor: pointer;
  font-weight: 500;
  transition: background 0.2s;
  white-space: nowrap;
}

.btn-send:hover {
  background: var(--secondary-color);
}

.btn-send:disabled {
  background: #9ca3af;
  cursor: not-allowed;
}

/* Campaign Header */
.campaign-header {
  margin-bottom: 2rem;
}

.campaign-header-content {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.campaign-header h1 {
  margin: 0;
  flex-grow: 1;
}

.back-link {
  width: 100%;
}

.back-link a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
}

.back-link a:hover {
  color: var(--primary-color);
}

.btn-result {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--success-color), #059669);
  color: white;
  padding: 0.75rem 1.25rem;
  border-radius: 0.5rem;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.2s;
  box-shadow: 0 2px 4px rgba(16, 185, 129, 0.3);
}

.btn-result:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(16, 185, 129, 0.4);
}

.campaign-status-badge {
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.campaign-status-badge.intake { background: #dbeafe; color: #1e40af; }
.campaign-status-badge.briefing { background: #e0e7ff; color: #4338ca; }
.campaign-status-badge.concepts { background: #fef3c7; color: #92400e; }
.campaign-status-badge.evaluation { background: #fef3c7; color: #92400e; }
.campaign-status-badge.selection { background: #fce7f3; color: #9d174d; }
.campaign-status-badge.review { background: #d1fae5; color: #065f46; }
.campaign-status-badge.refinement { background: #fed7aa; color: #9a3412; }
.campaign-status-badge.finalization { background: #bbf7d0; color: #166534; }

/* Sidebar Section */
.sidebar-section {
  margin-bottom: 1.5rem;
}

.sidebar-section h3 {
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-muted);
}

.brief-summary {
  font-size: 0.875rem;
  color: var(--text-color);
  line-height: 1.6;
}

/* Concept List in Sidebar */
.concept-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.concept-item {
  padding: 0.75rem;
  background: #f9fafb;
  border-radius: 0.5rem;
  margin-bottom: 0.5rem;
}

.concept-item strong {
  display: block;
  margin-bottom: 0.25rem;
}

.concept-status {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: capitalize;
}

.concept-item.approved {
  background: #d1fae5;
  border-left: 3px solid var(--success-color);
}

.concept-item.rejected {
  background: #fee2e2;
  border-left: 3px solid #ef4444;
}

/* Concept Cards */
.concept-cards {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.concept-card {
  background: #f9fafb;
  border-radius: 0.75rem;
  padding: 1rem;
  border: 1px solid var(--border-color);
  transition: all 0.2s;
}

.concept-card.approved {
  background: #ecfdf5;
  border-color: var(--success-color);
  border-left: 4px solid var(--success-color);
}

.concept-card.rejected {
  background: #fef2f2;
  border-color: #fca5a5;
  border-left: 4px solid #ef4444;
  opacity: 0.7;
}

.concept-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.5rem;
}

.concept-card-header:hover {
  background: rgba(0, 0, 0, 0.02);
  margin: -0.5rem;
  padding: 0.5rem;
  border-radius: 0.5rem;
}

.concept-header-left {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  flex: 1;
}

.concept-toggle-icon {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
  flex-shrink: 0;
}

.concept-name {
  font-size: 0.95rem;
  line-height: 1.3;
}

.concept-status-badge {
  font-size: 0.65rem;
  padding: 0.2rem 0.5rem;
  border-radius: 9999px;
  text-transform: uppercase;
  font-weight: 600;
  white-space: nowrap;
  flex-shrink: 0;
}

.concept-status-badge.approved { background: #d1fae5; color: #065f46; }
.concept-status-badge.rejected { background: #fee2e2; color: #991b1b; }
.concept-status-badge.draft { background: #e5e7eb; color: #4b5563; }
.concept-status-badge.evaluated { background: #dbeafe; color: #1e40af; }

.concept-card-body {
  font-size: 0.85rem;
  color: var(--text-color);
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--border-color);
}

.concept-idea {
  margin: 0 0 0.75rem 0;
  line-height: 1.5;
  color: var(--text-color);
}

.concept-detail {
  margin: 0.4rem 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.concept-detail strong {
  color: var(--text-color);
}

.concept-risk {
  margin: 0.5rem 0 0 0;
  font-size: 0.8rem;
}

/* Concept Evaluation Details */
.concept-evaluation {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--border-color);
}

.evaluation-strengths,
.evaluation-weaknesses {
  font-size: 0.8rem;
  margin-bottom: 0.5rem;
}

.evaluation-strengths strong {
  color: var(--success-color);
}

.evaluation-weaknesses strong {
  color: #dc2626;
}

.evaluation-strengths ul,
.evaluation-weaknesses ul {
  margin: 0.25rem 0 0 0;
  padding-left: 1rem;
}

.evaluation-strengths li,
.evaluation-weaknesses li {
  margin-bottom: 0.15rem;
  line-height: 1.4;
}

.rejection-reason {
  margin-top: 0.75rem;
  padding: 0.5rem;
  background: #fef2f2;
  border-radius: 0.375rem;
  border-left: 3px solid #ef4444;
  font-size: 0.8rem;
}

.rejection-reason strong {
  color: #dc2626;
  display: block;
  margin-bottom: 0.25rem;
}

.rejection-reason p {
  margin: 0;
  color: #991b1b;
}

.risk-score {
  letter-spacing: 2px;
}

.risk-score.risk-1 { color: #10b981; }
.risk-score.risk-2 { color: #84cc16; }
.risk-score.risk-3 { color: #f59e0b; }
.risk-score.risk-4 { color: #f97316; }
.risk-score.risk-5 { color: #ef4444; }

/* Review Stage CTA */
.review-stage-cta {
  padding: 1.5rem;
  border-top: 1px solid var(--border-color);
  background: white;
}

.review-instructions {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: 0.75rem;
  padding: 1rem;
  margin-bottom: 1rem;
}

.review-instructions h4 {
  margin: 0 0 0.5rem 0;
  color: #166534;
}

.review-instructions p {
  margin: 0 0 0.5rem 0;
  font-size: 0.9rem;
  color: #15803d;
}

.review-instructions ul {
  margin: 0;
  padding-left: 1.25rem;
  font-size: 0.85rem;
  color: #166534;
}

.review-instructions li {
  margin-bottom: 0.25rem;
}

.suggestion-chips {
  margin-top: 1rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.chip-finalize {
  background: linear-gradient(135deg, var(--success-color), #059669);
  border: none;
  color: white;
  padding: 0.75rem 1.25rem;
  border-radius: 2rem;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.2s;
  box-shadow: 0 2px 4px rgba(16, 185, 129, 0.3);
}

.chip-finalize:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(16, 185, 129, 0.4);
}

/* Agent Output Formatting */
.agent-output {
  padding: 0.5rem 0;
}

.approved-concepts-list {
  margin: 0.5rem 0 1rem 0;
  padding-left: 1.25rem;
}

.approved-concepts-list li {
  margin-bottom: 0.25rem;
  font-weight: 500;
}

.rationale-box {
  background: #f8fafc;
  border-radius: 0.5rem;
  padding: 0.75rem;
  margin-top: 0.75rem;
  font-size: 0.9rem;
  line-height: 1.5;
}

.rationale-box strong {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
}

.creative-output, .critic-output, .refinement-output {
  font-size: 0.95rem;
}

.creative-output small, .critic-output small, .refinement-output small {
  color: var(--text-muted);
}

.refinements-list {
  margin: 0.5rem 0;
  padding-left: 1.25rem;
}

.refinements-list li {
  margin-bottom: 0.25rem;
}

/* Finalized State */
.finalized-state {
  padding: 2rem;
  text-align: center;
}

.completion-banner {
  background: linear-gradient(135deg, #ecfdf5, #d1fae5);
  border: 1px solid var(--success-color);
  border-radius: 1rem;
  padding: 2rem;
  margin-bottom: 1.5rem;
}

.completion-icon {
  font-size: 3rem;
  margin-bottom: 0.5rem;
}

.completion-banner h3 {
  margin: 0 0 0.5rem 0;
  color: #065f46;
}

.completion-banner p {
  margin: 0;
  color: #047857;
}

.completion-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Finalization Output in Messages */
.finalization-output {
  max-width: 100%;
}

.finalization-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.finalization-icon {
  font-size: 1.5rem;
}

.finalization-header h4 {
  margin: 0;
  color: #065f46;
}

.asset-group {
  margin-top: 1.5rem;
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  overflow: hidden;
}

.asset-group-title {
  margin: 0;
  padding: 0.75rem 1rem;
  background: #f8fafc;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.concept-icon {
  font-size: 1rem;
}

.assets-list {
  padding: 1rem;
}

.channel-assets {
  margin-bottom: 1rem;
}

.channel-assets:last-child {
  margin-bottom: 0;
}

.channel-title {
  margin: 0 0 0.75rem 0;
  font-size: 0.85rem;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.asset-item {
  background: #f9fafb;
  border-radius: 0.5rem;
  padding: 1rem;
  margin-bottom: 0.75rem;
}

.asset-item:last-child {
  margin-bottom: 0;
}

.asset-type-badge {
  display: inline-block;
  font-size: 0.7rem;
  padding: 0.2rem 0.5rem;
  background: var(--primary-color);
  color: white;
  border-radius: 9999px;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.asset-content {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-color);
}

.asset-content p {
  margin: 0 0 0.5rem 0;
}

.asset-content p:last-child {
  margin-bottom: 0;
}

/* Visual prompt styling */
.asset-item.visual_prompt {
  background: #fef3c7;
  border-left: 3px solid #f59e0b;
}

.asset-item.visual_prompt .asset-type-badge {
  background: #f59e0b;
}

/* Generated image styling */
.asset-image {
  margin: 0.75rem 0;
}

.generated-image {
  max-width: 100%;
  border-radius: 0.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.asset-prompt {
  margin-top: 0.5rem;
}

.asset-prompt details {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.asset-prompt summary {
  cursor: pointer;
  font-weight: 500;
  color: var(--text-color);
}

.asset-prompt summary:hover {
  color: var(--primary-color);
}

.asset-prompt details[open] summary {
  margin-bottom: 0.5rem;
}

/* Status step finalized */
.status-step.finalized {
  background: #d1fae5;
  color: #065f46;
}

.status-step.finalized .step-indicator {
  background: var(--success-color);
  color: white;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
  .container {
    padding: 1rem;
  }

  .campaign-layout {
    flex-direction: column;
    height: auto;
    min-height: calc(100vh - 150px);
  }

  .campaign-sidebar {
    width: 100%;
    order: 2;
    max-height: none;
  }

  .campaign-main {
    order: 1;
    min-height: 50vh;
  }

  .message {
    max-width: 95%;
  }

  .input-group {
    flex-direction: column;
  }

  .btn-send {
    width: 100%;
  }

  .campaign-header-content {
    flex-direction: column;
    align-items: flex-start;
  }
}