/* ===== NEURODIVERGENT-FRIENDLY MODERN CSS (merged with Design 3 palette) ===== */

/* CSS Custom Properties for easy theme management */
:root {
  /* Light theme colors */
  --bg-primary: #f4efff; /* from design3 */
  --bg-secondary: #ffffff;
  --bg-accent: #eef2ff;
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --text-muted: #94a3b8;
  --border: #e5e7eb;
  --border-focus: #2f5dff;
  --button-primary: #2f5dff;
  --button-primary-hover: #2346d4;
  --button-secondary: #eef2ff;
  --button-secondary-hover: #e5e7eb;
  --accent-blue: #2f5dff;
  --accent-green: #59dce5;
  --accent-purple: #2346d4;
  --success: #22c55e;
  --warning: #f59e0b;
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --radius: 12px;
  --radius-lg: 16px;
  --font-size-base: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 20px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
}

/* Dark theme colors */
[data-theme="dark"] {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-accent: #334155;
  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --border: #334155;
  --border-focus: #60a5fa;
  --button-primary: #3b82f6;
  --button-primary-hover: #60a5fa;
  --button-secondary: #334155;
  --button-secondary-hover: #475569;
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.3), 0 1px 2px 0 rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
}

/* Reset and base styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: var(--font-size-base);
  transition: all 0.3s ease;
  min-height: 100vh;
  padding: var(--spacing-lg);
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --border: #000000;
    --text-secondary: #000000;
  }
  
  [data-theme="dark"] {
    --border: #ffffff;
    --text-secondary: #ffffff;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Header */
header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-lg);
  background:
    radial-gradient(900px 280px at 50% -10%, var(--accent-green), transparent 60%),
    linear-gradient(180deg, var(--bg-primary), transparent 70%);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

header h1 {
  font-size: 2.5rem;
  font-weight: 700;
  color: black;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  margin: 0;
}

/* Main content container */
main {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  gap: var(--spacing-lg);
  grid-template-columns: 1fr;
}

/* Sections */
section {
  background: var(--bg-secondary);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

section:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

section h2 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* Add icons to section headers */
#transcript h2::before { content: "🎤"; }
#note-section h2::before { content: "✍️"; }
#output h2::before { content: "📋"; }
#output-editable h2::before { content: "✏️"; }

/* Textarea styling */
textarea {
  width: 100%;
  min-height: 200px;
  font-size: var(--font-size-base);
  font-family: inherit;
  padding: var(--spacing-md);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-primary);
  color: var(--text-primary);
  resize: vertical;
  transition: all 0.2s ease;
  line-height: 1.6;
}

textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  transform: scale(1.01);
}

textarea::placeholder {
  color: var(--text-muted);
  font-style: italic;
}

/* File input styling */
input[type="file"] {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  background: var(--bg-accent);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all 0.2s ease;
  margin-bottom: var(--spacing-md);
}

input[type="file"]:hover {
  border-color: var(--accent-blue);
  background: rgba(59, 130, 246, 0.05);
}

input[type="file"]:focus {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

/* Button styling */
button {
  font-family: inherit;
  font-size: var(--font-size-base);
  font-weight: 500;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  text-decoration: none;
  min-height: 44px; /* Accessibility: minimum touch target */
}

/* Primary button */
button[onclick="uploadAudio()"],
button[onclick="summarize()"],
button[onclick="wordcloudGenerate()"] {
  background: linear-gradient(135deg, var(--button-primary), var(--accent-blue));
  color: white;
  box-shadow: var(--shadow);
}

button[onclick="uploadAudio()"]:hover,
button[onclick="summarize()"]:hover,
button[onclick="wordcloudGenerate()"]:hover {
  background: linear-gradient(135deg, var(--button-primary-hover), #0284c7);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

/* Secondary buttons */
button[onclick="increaseFont()"],
button[onclick="toggleTheme()"] {
  background: var(--button-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

button[onclick="increaseFont()"]:hover,
button[onclick="toggleTheme()"]:hover {
  background: var(--button-secondary-hover);
  transform: translateY(-1px);
}

/* Button group */
.button-group {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin-top: var(--spacing-md);
}

/* Controls section */
#controls {
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-accent));
  border: 2px solid var(--accent-blue);
}

/* Output sections */
#output p,
#summary {
  background: var(--bg-accent);
  padding: var(--spacing-md);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  min-height: 60px;
  font-size: var(--font-size-base);
  line-height: 1.7;
  white-space: pre-wrap;
}

#transcription {
  background: #fef3c7;
  border-color: var(--warning);
  color: #92400e;
}

/* Editable summary */
#summaryEditable {
  min-height: 150px;
  background: #f0fdf4;
  border-color: var(--success);
}

/* Focus indicators for accessibility */
*:focus {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

/* Neurodivergent-friendly features */

/* Clear visual hierarchy */
h1 {
  font-size: 2.5rem;
  font-weight: 700;
}

h2 {
  font-size: 1.5rem;
  font-weight: 600;
  border-bottom: 2px solid var(--accent-blue);
  padding-bottom: var(--spacing-xs);
}

/* High contrast borders and clear separation */
section {
  border-left: 4px solid var(--accent-blue);
}

#note-section {
  border-left-color: var(--accent-green);
}

#output {
  border-left-color: var(--accent-purple);
}

#output-editable {
  border-left-color: var(--warning);
}

/* Loading states */
.loading {
  opacity: 0.7;
  pointer-events: none;
  position: relative;
}

.loading::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--border);
  border-top-color: var(--accent-blue);
  border-radius: 50%;
  animation: spin 1s infinite linear;
}

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

/* Image output styling */
#output-image {
  text-align: center;
  margin-top: var(--spacing-lg);
}

#output-image img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  background: white;
  padding: var(--spacing-sm);
}

/* Word cloud container */
#wordcloud-container {
  width: 100%;
  aspect-ratio: 2 / 1; /* keep 2:1 by default */
  min-height: 220px;
  background: var(--bg-accent);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: var(--spacing-sm);
}

#wordcloud-container img {
  max-width: 100%;
  max-height: 100%;
  height: auto;
  object-fit: contain;
}

/* Error states */
.error {
  background: #fef2f2;
  color: #dc2626;
  border-color: #fca5a5;
  padding: var(--spacing-md);
  border-radius: var(--radius);
  margin: var(--spacing-sm) 0;
}

/* Progress section */
#progress { border-left-color: var(--accent-purple); }
.xp-card { display: grid; gap: var(--spacing-sm); }
.xp-row { display: flex; justify-content: space-between; align-items: center; }
.progress { width: 100%; height: 10px; background: var(--bg-accent); border-radius: 999px; overflow: hidden; border: 1px solid var(--border); }
.progress-bar { height: 100%; background: linear-gradient(90deg, var(--accent-green), var(--accent-blue)); transition: width 0.3s ease; }
.xp-streak { color: var(--text-secondary); font-size: 0.95rem; }

/* Success states */
.success {
  background: #f0fdf4;
  color: #16a34a;
  border-color: #bbf7d0;
  padding: var(--spacing-md);
  border-radius: var(--radius);
  margin: var(--spacing-sm) 0;
}

/* Footer */
footer {
  text-align: center;
  margin-top: var(--spacing-xl);
  padding: var(--spacing-lg);
  color: var(--text-muted);
  border-top: 1px solid var(--border);
}

/* Responsive design */
@media (min-width: 768px) {
  main {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
  }
  
  #transcript,
  #controls,
  #auth {
    grid-column: 1 / -1;
  }
  
  body {
    padding: var(--spacing-xl);
  }
  
  .button-group {
    justify-content: center;
  }
}

@media (min-width: 1024px) {
  body {
    font-size: var(--font-size-lg);
  }
  
  textarea {
    font-size: var(--font-size-lg);
  }
  
  button {
    font-size: var(--font-size-base);
    padding: var(--spacing-md) var(--spacing-xl);
  }
}

/* Neurodivergent-specific features */

/* Clear visual feedback for interactions */
button:active {
  transform: translateY(1px);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* Consistent spacing and rhythm */
section + section {
  margin-top: 0; /* Grid gap handles spacing */
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --border: #000000;
    --text-secondary: #000000;
    --button-secondary: #ffffff;
  }
  
  [data-theme="dark"] {
    --border: #ffffff;
    --text-secondary: #ffffff;
    --button-secondary: #000000;
  }
  
  button {
    border: 2px solid currentColor;
  }
}

/* Font size controls */
.font-small { font-size: 14px; }
.font-medium { font-size: 16px; }
.font-large { font-size: 18px; }
.font-xlarge { font-size: 20px; }
.font-xxlarge { font-size: 24px; }

/* Focus management for screen readers */
.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Status indicators */
.status-indicator {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  margin-right: var(--spacing-xs);
}

.status-ready { background: var(--success); }
.status-processing { background: var(--warning); animation: pulse 2s infinite; }
.status-error { background: #dc2626; }

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

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

/* Custom scrollbar for better UX */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Print styles */
@media print {
  body {
    background: white;
    color: black;
    font-size: 12pt;
  }
  
  header, footer, #controls {
    display: none;
  }
  
  section {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
    margin-bottom: 1rem;
  }
}

/* Auth (login/signup) section */
#auth {
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-accent));
  border: 2px solid var(--accent-blue);
}

.auth-center {
  max-width: 520px;
  margin: 0 auto;
}

.auth-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

@media (min-width: 768px) {
  .auth-grid { grid-template-columns: 1fr 1fr; }
}

.auth-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
}

.auth-card form {
  display: grid;
  gap: var(--spacing-sm);
}

.auth-card input[type="text"],
.auth-card input[type="password"] {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.auth-card input[type="text"]:focus,
.auth-card input[type="password"]:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  transform: scale(1.01);
}

.auth-actions {
  margin-top: var(--spacing-sm);
  display: flex;
  justify-content: flex-end;
}

/* Generic button utility classes (works for <a> or <button>) */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-family: inherit;
  font-size: var(--font-size-base);
  font-weight: 500;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 44px;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--button-primary), var(--accent-blue));
  color: #fff;
  box-shadow: var(--shadow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--button-primary-hover), #0284c7);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
  background: var(--button-secondary-hover);
  transform: translateY(-1px);
}

.btn-danger {
  background: #dc2626;
  color: #fff;
}
.btn-danger:hover {
  background: #b91c1c;
}

/* Standalone auth pages and generic form polish */
section form p {
  margin-bottom: var(--spacing-sm);
}

section form label {
  color: var(--text-secondary);
  font-weight: 500;
}

section form input[type="text"],
section form input[type="password"],
section form input[type="email"] {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

section form input[type="text"]:focus,
section form input[type="password"]:focus,
section form input[type="email"]:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  transform: scale(1.01);
}

/* Django error list styling */
ul.errorlist {
  list-style: none;
  padding: var(--spacing-sm);
  margin: 0 0 var(--spacing-sm) 0;
  background: #fef2f2;
  color: #dc2626;
  border: 1px solid #fca5a5;
  border-radius: var(--radius);
}
ul.errorlist li { margin-left: 0; }

.field-error {
  color: #dc2626;
  font-size: 0.9rem;
  margin-top: -4px;
}

/* Limitations and Constraints */
.limitations {
    margin: 1rem 0;
}

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

.limit-badge {
    background: var(--accent-color);
    color: black;
    padding: 0.25rem 0.5rem;
    border-radius: 0.5rem;
    font-size: 0.8rem;
    font-weight: 500;
    display: inline-block;
}

.text-limitations {
    position: relative;
}

.char-counter {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

#char-count {
    font-weight: 600;
    color: var(--text-primary);
}

#char-count.warning {
    color: #f39c12;
}

#char-count.danger {
    color: #e74c3c;
}

/* File upload area improvements */
.upload-area {
    border: 2px dashed var(--border-color);
    border-radius: 0.75rem;
    padding: 1.5rem;
    text-align: center;
    background: var(--bg-secondary);
    transition: border-color 0.3s ease;
}

.upload-area:hover {
    border-color: var(--accent-color);
}

.upload-area input[type="file"] {
    margin-bottom: 1rem;
}

/* Status indicators */
.status-indicator {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 0.5rem;
}

.status-ready {
    background: #27ae60;
}

.status-processing {
    background: #f39c12;
    animation: pulse 1.5s infinite;
}

.status-error {
    background: #e74c3c;
}

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