/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg-primary: #1a1a1a;
  --bg-secondary: #2a2a2a;
  --bg-tertiary: #3a3a3a;
  --text-primary: #ffffff;
  --text-secondary: #b0b0b0;
  --accent: #4a90e2;
  --accent-hover: #5aa0f2;
  --danger: #e24a4a;
  --danger-hover: #f25a5a;
  --success: #4ae290;
  --border: #444444;
  --shadow: rgba(0, 0, 0, 0.3);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow: hidden;
  height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  box-shadow: 0 2px 8px var(--shadow);
  z-index: 100;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  min-width: 200px;
}

.logo {
  font-size: 1.25rem;
  font-weight: 600;
  white-space: nowrap;
}

.magnification-level {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  min-width: 70px;
  text-align: center;
}

.header-center {
  flex: 1;
  display: flex;
  justify-content: center;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-width: 250px;
  justify-content: flex-end;
}

/* Coherence Dials */
.coherence-dials {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.dial {
  text-align: center;
}

.circular-chart {
  width: 60px;
  height: 60px;
  transform: rotate(-90deg);
}

.circle-bg {
  fill: none;
  stroke: var(--bg-tertiary);
  stroke-width: 3;
}

.circle {
  fill: none;
  stroke-width: 3;
  stroke-linecap: round;
  transition: stroke-dasharray 0.5s ease, stroke 0.5s ease;
}

.percentage {
  fill: var(--text-primary);
  font-size: 0.5em;
  text-anchor: middle;
  transform: rotate(90deg);
  transform-origin: 50% 50%;
  font-weight: 600;
}

.dial-label {
  margin-top: 0.25rem;
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Version Selector */
.version-selector {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.version-dropdown-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.version-selector label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

#versionDropdown {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  font-size: 0.875rem;
  cursor: pointer;
  min-width: 180px;
}

#versionDropdown:hover {
  border-color: var(--accent);
}

#versionDropdown:focus {
  outline: none;
  border-color: var(--accent);
}

.version-buttons {
  display: flex;
  gap: 0.5rem;
}

.btn-copy-prompt,
.btn-clear-prompt {
  flex: 1;
  padding: 0.5rem 0.75rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  border-radius: 6px;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: 500;
}

.btn-copy-prompt:hover,
.btn-clear-prompt:hover {
  background: var(--bg-secondary);
  border-color: var(--accent);
}

.btn-copy-prompt:active,
.btn-clear-prompt:active {
  transform: scale(0.97);
}

.btn-clear-prompt:hover {
  border-color: var(--danger);
  color: var(--danger);
}

/* Buttons */
.btn {
  padding: 0.625rem 1.5rem;
  border: none;
  border-radius: 8px;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.btn:active {
  transform: scale(0.97);
}

.btn-increase,
.btn-decrease {
  width: 48px;
  height: 48px;
  font-size: 1.75rem;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.btn-increase:hover {
  background: var(--accent-hover);
  transform: scale(1.05);
}

.btn-decrease {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-decrease:hover {
  background: var(--bg-secondary);
  border-color: var(--accent);
  transform: scale(1.05);
}

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

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

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

.btn-secondary:hover {
  background: var(--bg-secondary);
  border-color: var(--accent);
}

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

.btn-danger:hover {
  background: var(--danger-hover);
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  box-shadow: none;
}

.btn:disabled:active {
  transform: none;
}

/* Percentage Input Group */
.percentage-controls {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.percentage-input-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-tertiary);
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem;
  transition: border-color 0.2s ease;
}

.percentage-input-group:focus-within {
  border-color: var(--accent);
}

.percentage-input {
  width: 80px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  transition: border-color 0.2s ease;
}

.percentage-input:focus {
  outline: none;
  border-color: var(--accent);
}

.percentage-input::placeholder {
  color: var(--text-secondary);
  opacity: 0.5;
}

.percentage-symbol {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--accent);
  user-select: none;
}

.btn-apply {
  background: var(--accent);
  color: white;
  padding: 0.5rem 1.25rem;
  font-size: 0.95rem;
  white-space: nowrap;
}

.btn-apply:hover {
  background: var(--accent-hover);
}

.btn-apply:disabled {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
}

/* Quick Percentage Buttons */
.percentage-quick-buttons {
  display: flex;
  gap: 0.375rem;
}

.btn-quick {
  flex: 1;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.375rem 0.5rem;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-quick:hover {
  background: var(--bg-tertiary);
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

.btn-quick:active {
  transform: translateY(0);
}

/* Main Content */
.main-content {
  flex: 1;
  position: relative;
  overflow: hidden;
}

.prompt-textarea {
  width: 100%;
  height: 100%;
  background: var(--bg-primary);
  color: var(--text-primary);
  border: none;
  padding: 2rem;
  font-size: 1.125rem;
  font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
  line-height: 1.6;
  resize: none;
  outline: none;
}

.prompt-textarea::placeholder {
  color: var(--text-secondary);
  opacity: 0.5;
}

/* Loading Overlay */
.loading-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(26, 26, 26, 0.95);
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 1.5rem;
  z-index: 200;
  backdrop-filter: blur(4px);
}

.loading-overlay.active {
  display: flex;
  animation: fadeIn 0.2s ease;
}

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

.spinner {
  width: 60px;
  height: 60px;
  border: 5px solid var(--bg-tertiary);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  box-shadow: 0 0 20px rgba(74, 144, 226, 0.3);
}

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

.loading-text {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: center;
  max-width: 80%;
  line-height: 1.5;
}

/* Modal */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 300;
  padding: 1.5rem;
  backdrop-filter: blur(4px);
}

.modal-backdrop.active {
  display: flex;
  animation: fadeIn 0.2s ease;
}

.modal {
  background: var(--bg-secondary);
  border: 2px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.7);
  width: 100%;
  max-width: 650px;
  max-height: 90vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from {
    transform: translateY(30px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.modal-sm {
  max-width: 400px;
}

.modal-header {
  padding: 1.75rem 2rem;
  border-bottom: 2px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-tertiary);
}

.modal-header h2 {
  font-size: 1.35rem;
  font-weight: 700;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 2rem;
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: all 0.2s ease;
}

.modal-close:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.modal-body {
  padding: 2rem;
  overflow-y: auto;
  flex: 1;
}

.modal-body p {
  margin-bottom: 1rem;
  line-height: 1.6;
  font-size: 1.05rem;
}

.modal-footer {
  padding: 1.25rem 2rem;
  border-top: 2px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  background: var(--bg-tertiary);
}

/* Inquiry Questions */
.inquiry-question {
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.inquiry-question:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.question-label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.85rem;
  color: var(--accent);
  font-size: 1.05rem;
  line-height: 1.4;
}

.question-input {
  width: 100%;
  background: var(--bg-primary);
  border: 2px solid var(--border);
  color: var(--text-primary);
  padding: 0.875rem;
  border-radius: 8px;
  font-size: 1.05rem;
  font-family: inherit;
  transition: border-color 0.2s ease;
}

.question-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

.question-textarea {
  resize: vertical;
  min-height: 100px;
}

.suggestions {
  margin-top: 0.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.suggestion-chip {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.4rem 0.75rem;
  border-radius: 16px;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.suggestion-chip:hover {
  background: var(--bg-secondary);
  border-color: var(--accent);
  color: var(--text-primary);
}

/* Multiple Choice Options */
.multiple-choice-options {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.choice-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  background: var(--bg-tertiary);
  border: 2px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.choice-label:hover {
  background: var(--bg-secondary);
  border-color: var(--accent);
}

.choice-checkbox {
  width: 20px;
  height: 20px;
  cursor: pointer;
  accent-color: var(--accent);
}

.choice-label span {
  flex: 1;
  color: var(--text-primary);
  font-size: 0.95rem;
}

/* Toggle Switch */
.toggle-container {
  margin-top: 0.5rem;
}

.toggle-label {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 34px;
  cursor: pointer;
}

.toggle-input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-tertiary);
  border: 2px solid var(--border);
  transition: all 0.3s ease;
  border-radius: 34px;
}

.toggle-slider:before {
  position: absolute;
  content: "";
  height: 22px;
  width: 22px;
  left: 4px;
  bottom: 4px;
  background-color: var(--text-secondary);
  transition: all 0.3s ease;
  border-radius: 50%;
}

.toggle-input:checked + .toggle-slider {
  background-color: var(--accent);
  border-color: var(--accent);
}

.toggle-input:checked + .toggle-slider:before {
  transform: translateX(26px);
  background-color: white;
}

.toggle-label:hover .toggle-slider {
  border-color: var(--accent);
}

/* Status Banner (top center) */
.status-banner {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-secondary);
  border: 2px solid var(--border);
  border-top: none;
  border-radius: 0 0 12px 12px;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 500;
  box-shadow: 0 4px 12px var(--shadow);
  min-width: 200px;
  transition: all 0.3s ease;
}

.status-banner.status-ready {
  border-color: var(--success);
}

.status-banner.status-error {
  border-color: var(--danger);
  background: rgba(226, 74, 74, 0.1);
}

.status-banner.status-working {
  border-color: var(--accent);
}

.status-icon {
  font-size: 1.25rem;
  animation: pulse 2s ease-in-out infinite;
}

.status-banner.status-ready .status-icon {
  color: var(--success);
  animation: none;
}

.status-banner.status-error .status-icon {
  color: var(--danger);
  animation: pulse 0.5s ease-in-out infinite;
}

.status-banner.status-working .status-icon {
  color: var(--accent);
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.status-text {
  font-weight: 600;
  font-size: 0.875rem;
  white-space: nowrap;
}

.status-close {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 1.5rem;
  font-weight: 700;
  cursor: pointer;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: all 0.2s ease;
  line-height: 1;
  margin-left: 0.5rem;
}

.status-close:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
  transform: scale(1.1);
}

.status-banner.hidden {
  display: none;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  top: 6rem;
  right: 2rem;
  z-index: 400;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 450px;
}

.toast {
  background: var(--bg-secondary);
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  gap: 1rem;
  animation: slideIn 0.3s ease;
  min-width: 320px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 1rem;
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.toast.toast-success {
  border-left: 6px solid var(--success);
  background: rgba(74, 226, 144, 0.05);
}

.toast.toast-error {
  border-left: 6px solid var(--danger);
  background: rgba(226, 74, 74, 0.1);
}

.toast.toast-info {
  border-left: 6px solid var(--accent);
  background: rgba(74, 144, 226, 0.05);
}

.toast.toast-warning {
  border-left: 6px solid #f0a020;
  background: rgba(240, 160, 32, 0.05);
}

.toast-icon {
  font-size: 2rem;
  flex-shrink: 0;
  line-height: 1;
}

.toast-content {
  flex: 1;
}

.toast-title {
  font-weight: 700;
  margin-bottom: 0.35rem;
  font-size: 1.05rem;
}

.toast-message {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.toast:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  border-color: var(--accent);
}

.toast-exit {
  animation: slideOut 0.3s ease forwards;
}

@keyframes slideOut {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(100%);
  }
}

.toast-close {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 1.75rem;
  font-weight: 700;
  cursor: pointer;
  width: 32px;
  height: 32px;
  min-width: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  flex-shrink: 0;
  transition: all 0.2s ease;
  line-height: 1;
}

.toast-close:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
  transform: scale(1.1);
}

/* Debug Panel (bottom right) */
.debug-panel {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-size: 0.75rem;
  color: var(--text-secondary);
  max-width: 300px;
  box-shadow: 0 2px 8px var(--shadow);
  z-index: 99;
}

.debug-panel.hidden {
  display: none;
}

.debug-status {
  margin-bottom: 0.5rem;
}

.debug-status strong {
  color: var(--text-primary);
}

/* Responsive Design */
@media (max-width: 1200px) {
  .coherence-dials {
    gap: 1rem;
  }

  .circular-chart {
    width: 50px;
    height: 50px;
  }

  .toast-container {
    right: 1rem;
    left: 1rem;
    max-width: none;
  }
}

@media (max-width: 768px) {
  .header {
    flex-wrap: wrap;
    padding: 1rem;
  }

  .header-left,
  .header-center,
  .header-right {
    width: 100%;
    justify-content: center;
  }

  .coherence-dials {
    justify-content: center;
  }

  .prompt-textarea {
    font-size: 1.125rem;
    padding: 1.25rem;
  }

  .toast-container {
    top: 4rem;
    right: 0.75rem;
    left: 0.75rem;
    max-width: none;
  }

  .toast {
    min-width: auto;
    font-size: 1.05rem;
  }

  .status-banner {
    min-width: 250px;
  }

  .status-text {
    font-size: 0.95rem;
  }
}