/* Confluence Research Web UI - Clean White Minimalist Theme */
:root {
  --color-bg-primary: #FFFFFF;
  --color-bg-secondary: #FAFAFA;
  --color-border: #E5E7EB;
  --color-border-hover: #D1D5DB;
  --color-text-primary: #111827;
  --color-text-secondary: #6B7280;
  --color-accent: #2563EB;
  --color-accent-hover: #1D4ED8;
  --color-accent-light: #EFF6FF;
  --color-error: #DC2626;
  --color-error-bg: #FEF2F2;
  --color-error-border: #FCA5A5;
  --color-success: #16A34A;
  --color-success-bg: #F0FDF4;
  --color-success-border: #86EFAC;
  --color-warning: #D97706;
  --color-warning-bg: #FFFBEB;
  --color-warning-border: #FCD34D;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --max-width: 860px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Accessibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.hidden {
  display: none !important;
}

/* Header */
.app-header {
  position: relative;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.app-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 17px;
  color: var(--color-text-primary);
  letter-spacing: -0.01em;
}

/* Book logo: pure CSS line art on a 24-unit grid (1em = 24 units).
   The front cover swings open around its left edge (js/logo.js toggles
   .book-open on page load and while the brand is hovered). */
.book {
  --book-line: calc(1.6em / 24);
  position: relative;
  display: inline-block;
  width: 1em;
  height: 1em;
  font-size: 24px;
  flex-shrink: 0;
  color: var(--color-text-primary);
  perspective: 4em;
  perspective-origin: 50% 50%;
}

.book-page,
.book-cover,
.book-edge,
.book-label {
  position: absolute;
  box-sizing: border-box;
  border: var(--book-line) solid currentColor;
}

/* Inner page revealed while the cover is open */
.book-page {
  left: calc(4em / 24);
  top: calc(2em / 24);
  width: calc(16em / 24);
  height: calc(17em / 24);
  border-radius: calc(3em / 24);
  background: var(--color-bg-primary);
}

.book-page::after {
  content: "";
  position: absolute;
  left: calc(3em / 24);
  right: calc(3em / 24);
  top: calc(3em / 24);
  bottom: calc(2em / 24);
  background: repeating-linear-gradient(
    to bottom,
    currentColor 0,
    currentColor calc(1.2em / 24),
    transparent calc(1.2em / 24),
    transparent calc(3.2em / 24)
  );
}

/* Page block seen along the bottom */
.book-edge {
  left: calc(4em / 24);
  top: calc(18em / 24);
  width: calc(16em / 24);
  height: calc(4em / 24);
  border-top: 0;
  border-radius: 0 0 calc(3em / 24) calc(3em / 24);
}

/* Front cover, hinged on its left edge */
.book-cover {
  left: calc(4em / 24);
  top: calc(2em / 24);
  width: calc(16em / 24);
  height: calc(17em / 24);
  border-radius: calc(3em / 24);
  background: var(--color-bg-primary);
  transform-origin: left center;
  transform: rotateY(0deg);
  will-change: transform;
}

.book-label {
  left: calc(3em / 24);
  top: calc(3em / 24);
  width: calc(10em / 24);
  height: calc(3.5em / 24);
  border-width: calc(1.2em / 24);
  border-radius: calc(1.2em / 24);
}

.book-open .book-cover {
  animation: book-flip 1.2s ease-in-out infinite;
}

@keyframes book-flip {
  0% { transform: rotateY(0deg); }
  35% { transform: rotateY(-62deg); }
  60% { transform: rotateY(-62deg); }
  100% { transform: rotateY(0deg); }
}

@media (prefers-reduced-motion: reduce) {
  .book-open .book-cover {
    animation: none;
  }
}

.key-btn {
  position: relative;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-secondary);
  transition: all 0.15s ease-in-out;
}

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

.cred-indicator {
  position: absolute;
  top: 5px;
  right: 5px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #9CA3AF; /* Gray outline/unset state */
  transition: background-color 0.2s ease;
}

.cred-indicator.active {
  background-color: var(--color-success); /* Green dot when active */
  box-shadow: 0 0 0 1.5px var(--color-bg-primary);
}

/* App Main Container */
.app-main {
  flex: 1;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px 48px 24px;
  display: flex;
  flex-direction: column;
}

/* Alert Boxes */
.alert-box {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 14px;
  margin-bottom: 16px;
}

.error-box {
  background-color: var(--color-error-bg);
  border: 1px solid var(--color-error-border);
  color: var(--color-error);
}

.warning-box {
  background-color: var(--color-warning-bg);
  border: 1px solid var(--color-warning-border);
  color: var(--color-warning);
}

.success-box {
  background-color: var(--color-success-bg);
  border: 1px solid var(--color-success-border);
  color: var(--color-success);
}

/* State 1: Prompt View */
.view-prompt {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: calc(80vh - 120px);
  padding: 24px 0;
}

.prompt-wrapper {
  width: 100%;
  max-width: 680px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.prompt-title {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  text-align: center;
  color: var(--color-text-primary);
}

.prompt-box {
  width: 100%;
  position: relative;
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 6px -1px rgba(0, 0, 0, 0.03);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  padding: 14px 16px 10px 16px;
}

.prompt-box:focus-within {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.prompt-input {
  width: 100%;
  border: none;
  background: transparent;
  outline: none;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-text-primary);
  resize: none;
  min-height: 72px;
  max-height: 280px;
  overflow-y: auto;
  display: block;
}

.prompt-input::placeholder {
  color: #9CA3AF;
}

.prompt-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid #F3F4F6;
}

.prompt-helper {
  font-size: 12px;
  color: var(--color-text-secondary);
  user-select: none;
}

.submit-btn {
  background-color: var(--color-accent);
  color: #FFFFFF;
  border: none;
  border-radius: var(--radius-md);
  padding: 6px 14px;
  font-size: 14px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.submit-btn:hover:not(:disabled) {
  background-color: var(--color-accent-hover);
}

.submit-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* State 3: Loading View */
.view-loading {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: calc(80vh - 120px);
  text-align: center;
}

.spinner-wrapper {
  margin-bottom: 20px;
}

/* thinking-orbs canvas (js/orb.js); reduced motion renders a static frame */
.thinking-orb {
  display: block;
  width: 64px;
  height: 64px;
  margin: 0 auto;
}

.loading-status {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text-primary);
  margin-bottom: 24px;
}

.cancel-btn {
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 8px 18px;
  font-size: 14px;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
}

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

/* Queued sub-state "Exit queue" button shares .cancel-btn's look; only one of the two is
   ever shown at a time (queued vs. running), toggled in js/app.js. */
.exit-queue-btn {
  min-width: 200px;
}

/* State 4: Result View */
.view-result {
  width: 100%;
}

.action-bar {
  position: sticky;
  top: 0;
  background-color: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 0;
  margin-bottom: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 20;
}

.action-btn {
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 7px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-primary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}

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

.export-btn {
  background-color: var(--color-bg-secondary);
}

.export-btn:hover {
  background-color: #F3F4F6;
}

/* Rendered Markdown Output */
.output-content {
  line-height: 1.7;
  color: var(--color-text-primary);
  word-break: break-word;
  margin-bottom: 32px;
}

.output-content h1,
.output-content h2,
.output-content h3,
.output-content h4,
.output-content h5,
.output-content h6 {
  margin-top: 28px;
  margin-bottom: 12px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text-primary);
}

.output-content h1 { font-size: 24px; border-bottom: 1px solid var(--color-border); padding-bottom: 8px; }
.output-content h2 { font-size: 20px; border-bottom: 1px solid var(--color-border); padding-bottom: 6px; }
.output-content h3 { font-size: 17px; }
.output-content h4 { font-size: 15px; }

.output-content p {
  margin-bottom: 16px;
}

.output-content ul,
.output-content ol {
  margin-bottom: 16px;
  padding-left: 24px;
}

.output-content li {
  margin-bottom: 6px;
}

.output-content blockquote {
  border-left: 3px solid var(--color-border-hover);
  padding-left: 16px;
  margin: 16px 0;
  color: var(--color-text-secondary);
  font-style: italic;
}

.output-content hr {
  border: 0;
  border-top: 1px solid var(--color-border);
  margin: 24px 0;
}

.output-content a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.output-content a:hover {
  color: var(--color-accent-hover);
}

.output-content code {
  font-family: var(--font-mono);
  font-size: 13.5px;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  padding: 2px 5px;
  border-radius: var(--radius-sm);
}

.output-content pre {
  font-family: var(--font-mono);
  font-size: 13.5px;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  padding: 14px 16px;
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin-bottom: 18px;
}

.output-content pre code {
  background: transparent;
  border: none;
  padding: 0;
}

.output-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 18px 0;
  font-size: 14px;
}

.output-content th,
.output-content td {
  border: 1px solid var(--color-border);
  padding: 8px 12px;
  text-align: left;
}

.output-content th {
  background-color: var(--color-bg-secondary);
  font-weight: 600;
}

.output-content tr:nth-child(even) td {
  background-color: #FCFCFC;
}

/* Pathological Fallback & Bounded Section Controls */
.pathological-banner,
.section-nav-banner {
  background-color: var(--color-warning-bg);
  border: 1px solid var(--color-warning-border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-size: 13px;
  color: var(--color-warning);
  margin-bottom: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.section-nav-controls {
  display: flex;
  gap: 8px;
  align-items: center;
}

.section-btn {
  background: #FFFFFF;
  border: 1px solid var(--color-warning-border);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
}

.section-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pathological-preview {
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 400px;
  overflow-y: auto;
  margin-bottom: 16px;
}

.render-error-notice {
  background-color: var(--color-error-bg);
  border: 1px solid var(--color-error-border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 14px;
  color: var(--color-error);
  margin-bottom: 16px;
}

/* Warnings Area */
.warnings-container {
  margin-bottom: 20px;
}

.warning-item {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background-color: var(--color-warning-bg);
  border: 1px solid var(--color-warning-border);
  font-size: 13px;
  color: var(--color-warning);
  margin-bottom: 6px;
}

.warning-code {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 12px;
}

/* Artifacts Section */
.artifacts-section {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 24px;
  background-color: var(--color-bg-secondary);
}

.artifacts-heading {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--color-text-primary);
}

.artifacts-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.artifact-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
}

.artifact-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.artifact-name {
  font-weight: 500;
  font-size: 14px;
  color: var(--color-text-primary);
  font-family: var(--font-mono);
}

.artifact-meta {
  font-size: 12px;
  color: var(--color-text-secondary);
}

.download-btn {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all 0.15s ease;
}

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

/* Sources & Request History */
.history-section {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-top: 24px;
  overflow: hidden;
  background-color: #FFFFFF;
}

.history-toggle-btn {
  width: 100%;
  padding: 14px 18px;
  background: transparent;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-primary);
  text-align: left;
  transition: background-color 0.15s ease;
}

.history-toggle-btn:hover {
  background-color: var(--color-bg-secondary);
}

.toggle-icon {
  font-size: 12px;
  color: var(--color-text-secondary);
  transition: transform 0.2s ease;
}

.history-toggle-btn[aria-expanded="true"] .toggle-icon {
  transform: rotate(90deg);
}

.history-content {
  padding: 0 18px 18px 18px;
  border-top: 1px solid var(--color-border);
}

.history-subheading {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  margin: 16px 0 10px 0;
}

/* Pages Accessed Cards */
.pages-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.page-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.page-card-left {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow: hidden;
}

.badge-space {
  font-size: 11px;
  font-weight: 600;
  background-color: var(--color-accent-light);
  color: var(--color-accent);
  border: 1px solid #BFDBFE;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
}

.page-title-link {
  font-weight: 500;
  font-size: 14px;
  color: var(--color-text-primary);
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.page-title-link:hover {
  text-decoration: underline;
  color: var(--color-accent);
}

.page-card-meta {
  font-size: 12px;
  color: var(--color-text-secondary);
  white-space: nowrap;
}

/* Tool History Cards */
.tool-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.tool-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: #FFFFFF;
  overflow: hidden;
}

.tool-card-header {
  padding: 10px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  font-size: 13px;
}

.tool-card-header-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.tool-id {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 12px;
  color: var(--color-text-secondary);
}

.tool-name {
  font-weight: 600;
  color: var(--color-text-primary);
}

.tool-badges {
  display: flex;
  gap: 6px;
  align-items: center;
}

.badge {
  font-size: 11px;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-weight: 500;
}

.badge-success {
  background-color: var(--color-success-bg);
  color: var(--color-success);
  border: 1px solid var(--color-success-border);
}

.badge-error {
  background-color: var(--color-error-bg);
  color: var(--color-error);
  border: 1px solid var(--color-error-border);
}

.badge-cache {
  background-color: #F3F4F6;
  color: #4B5563;
  border: 1px solid #D1D5DB;
}

.badge-truncated {
  background-color: var(--color-warning-bg);
  color: var(--color-warning);
  border: 1px solid var(--color-warning-border);
}

.tool-card-body {
  padding: 10px 14px;
  font-size: 13px;
}

.tool-meta-row {
  display: flex;
  gap: 16px;
  color: var(--color-text-secondary);
  font-size: 12px;
  margin-bottom: 8px;
}

.tool-expand-btn {
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 3px 8px;
  font-size: 12px;
  cursor: pointer;
  color: var(--color-text-secondary);
}

.tool-expand-btn:hover {
  background-color: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

.tool-result-box {
  margin-top: 8px;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  max-height: 240px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
}

/* Modal View */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(4px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 100;
}

.modal-dialog {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  width: 90%;
  max-width: 480px;
  padding: 24px;
  position: relative;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.modal-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.modal-close-btn {
  background: transparent;
  border: none;
  font-size: 20px;
  line-height: 1;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: 4px;
}

.modal-close-btn:hover {
  color: var(--color-text-primary);
}

.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--color-text-primary);
}

.modal-input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-family: var(--font-sans);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

select.modal-input {
  background-color: #fff;
  cursor: pointer;
}

.modal-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.password-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.toggle-password-btn {
  position: absolute;
  right: 8px;
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.toggle-password-btn:hover {
  color: var(--color-text-primary);
}

.field-hint {
  display: block;
  font-size: 11px;
  color: var(--color-text-secondary);
  margin-top: 4px;
}

.modal-feedback {
  margin-bottom: 16px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 13px;
}

.modal-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: 8px;
}

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

.btn-primary {
  background-color: var(--color-accent);
  color: #FFFFFF;
  border: none;
  border-radius: var(--radius-md);
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

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

.btn-secondary {
  background-color: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
}

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

.btn-secondary.danger {
  color: var(--color-error);
  border-color: var(--color-error-border);
}

.btn-secondary.danger:hover {
  background-color: var(--color-error-bg);
}

/* Mobile responsive adjustments */
@media (max-width: 640px) {
  .app-main {
    padding: 0 16px 32px 16px;
  }
  .prompt-title {
    font-size: 22px;
  }
  .modal-actions {
    flex-direction: column-reverse;
    align-items: stretch;
  }
  .modal-actions-right {
    flex-direction: column;
  }
  .modal-actions-left {
    margin-top: 8px;
    display: flex;
    justify-content: center;
  }
  .page-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .page-card-meta {
    font-size: 11px;
  }
  .tool-card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
}