/* -------------------------------------------------------------
 * GAVELIQ STYLESHEET - Sleek Modern Dark Theme
 * ------------------------------------------------------------- */

:root {
  --bg-main: #090d16;
  --bg-card: rgba(17, 24, 39, 0.7);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: #10b981;
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-dark: #4b5563;
  --accent-emerald: #10b981;
  --accent-indigo: #6366f1;
  --accent-yellow: #f59e0b;
  --accent-red: #ef4444;
  --shadow-main: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  
  --font-title: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --transition-speed: 0.25s;
}

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

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-body);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-image: radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.05) 0%, transparent 40%),
                    radial-gradient(circle at 90% 80%, rgba(16, 185, 129, 0.05) 0%, transparent 40%);
}

/* Header */
.app-header {
  border-bottom: 1px solid var(--border-color);
  padding: 1.25rem 2rem;
  backdrop-filter: blur(10px);
  background-color: rgba(9, 13, 22, 0.8);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  font-size: 2.25rem;
}

.logo-text h1 {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  background: linear-gradient(135deg, #ffffff 0%, var(--text-muted) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-text p {
  font-size: 0.8rem;
  color: var(--accent-emerald);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.status-bar {
  display: flex;
  gap: 1rem;
}

.status-badge {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  padding: 0.4rem 0.8rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
}

.indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px currentColor;
}

.indicator.green { color: var(--accent-emerald); background-color: var(--accent-emerald); }
.indicator.yellow { color: var(--accent-yellow); background-color: var(--accent-yellow); }
.indicator.red { color: var(--accent-red); background-color: var(--accent-red); }

/* Main Content Layout */
.app-content {
  flex: 1;
  padding: 2rem;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

.grid-container {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 2rem;
}

@media (max-width: 1024px) {
  .grid-container {
    grid-template-columns: 1fr;
  }
}

/* Glassmorphism Panel Cards */
.panel-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  box-shadow: var(--shadow-main);
  backdrop-filter: blur(16px);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.card-header h2 {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.card-header p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Upload Dropzone */
.upload-dropzone {
  border: 2px dashed rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  padding: 2.5rem 1.5rem;
  text-align: center;
  cursor: pointer;
  background-color: rgba(255, 255, 255, 0.01);
  transition: all var(--transition-speed) ease;
  position: relative;
}

.upload-dropzone:hover, .upload-dropzone.dragover {
  border-color: var(--accent-emerald);
  background-color: rgba(16, 185, 129, 0.03);
  box-shadow: 0 0 16px rgba(16, 185, 129, 0.05);
}

.upload-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 1rem;
}

.dropzone-content p.primary-text {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.dropzone-content p.secondary-text {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.hidden-file-input {
  display: none;
}

/* Matter Select Input */
.matter-select-area {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.matter-select-area label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.025em;
  color: var(--text-muted);
}

.matter-select-area input {
  background-color: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.75rem;
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.9rem;
  transition: border-color var(--transition-speed);
}

.matter-select-area input:focus {
  border-color: var(--accent-emerald);
  outline: none;
}

.help-text {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-style: italic;
}

/* Upload Progress */
.upload-progress-container {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  padding: 1rem;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.progress-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
}

#fileNameLabel {
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 240px;
}

.progress-bar-bg {
  width: 100%;
  height: 6px;
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: 3px;
  overflow: hidden;
}

.progress-bar-fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--accent-emerald) 0%, var(--accent-indigo) 100%);
  border-radius: 3px;
  transition: width 0.1s;
}

/* Ingested File Queue list */
.ingested-files-area h3 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  font-family: var(--font-title);
}

.file-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: 250px;
  overflow-y: auto;
}

.file-list li {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  padding: 0.65rem 0.85rem;
  border-radius: 8px;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.file-list li.empty-state {
  border: 1px dashed var(--border-color);
  color: var(--text-muted);
  justify-content: center;
  font-style: italic;
  padding: 1.5rem;
}

.file-icon {
  margin-right: 0.5rem;
}

.file-meta-tag {
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent-emerald);
  font-size: 0.7rem;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-weight: 600;
}

/* Search Form */
.search-form {
  width: 100%;
}

.search-input-wrapper {
  display: flex;
  background-color: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  padding: 0.25rem;
  transition: border-color var(--transition-speed);
}

.search-input-wrapper:focus-within {
  border-color: var(--accent-indigo);
}

.search-input-wrapper input {
  flex: 1;
  background: transparent;
  border: none;
  padding: 0.75rem 1rem;
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.95rem;
}

.search-input-wrapper input:focus {
  outline: none;
}

.search-input-wrapper button {
  background: linear-gradient(135deg, var(--accent-indigo) 0%, #4f46e5 100%);
  border: none;
  color: #ffffff;
  padding: 0 1.5rem;
  border-radius: 8px;
  font-family: var(--font-title);
  font-weight: 500;
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: opacity var(--transition-speed);
}

.search-input-wrapper button:hover {
  opacity: 0.9;
}

/* Suggestion Chips */
.suggestions-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.suggestions-chips span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.chip {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all var(--transition-speed);
}

.chip:hover {
  background-color: rgba(99, 102, 241, 0.1);
  border-color: var(--accent-indigo);
}

/* Results Display Area */
.results-container {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex: 1;
}

.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.results-header h3 {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--font-title);
}

.badge {
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.2);
  color: #a5b4fc;
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  font-weight: 600;
}

.results-viewport {
  flex: 1;
  min-height: 400px;
  max-height: 580px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 4px 12px 4px 4px; /* Padding to prevent content touching the scrollbar */
}

.search-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  flex: 1;
  color: var(--text-muted);
  border: 1px dashed var(--border-color);
  border-radius: 12px;
  padding: 3rem;
  background-color: rgba(0, 0, 0, 0.05);
}

.empty-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

/* RAG Result Card Layout */
.rag-result-card {
  border: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.01);
  border-radius: 12px;
  overflow: hidden;
  animation: fadeIn 0.4s ease forwards;
  flex-shrink: 0;
}

.result-card-header {
  background-color: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--border-color);
  padding: 0.75rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.result-match-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-indigo);
  letter-spacing: 0.025em;
  text-transform: uppercase;
}

.result-scores {
  display: flex;
  gap: 0.5rem;
}

.score-badge {
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--accent-emerald);
  font-size: 0.7rem;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-weight: 600;
  font-family: monospace;
}

.result-card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.matched-snippet-box {
  background: rgba(259, 158, 11, 0.03);
  border-left: 3px solid var(--accent-yellow);
  padding: 0.75rem 1rem;
  border-radius: 0 6px 6px 0;
}

.matched-snippet-box h4 {
  font-size: 0.75rem;
  color: var(--accent-yellow);
  text-transform: uppercase;
  margin-bottom: 0.25rem;
  font-family: var(--font-title);
  letter-spacing: 0.025em;
}

.matched-snippet-box p {
  font-size: 0.85rem;
  line-height: 1.4;
  font-style: italic;
  color: #ffffff !important;
}

.parent-context-box h4 {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 0.25rem;
  font-family: var(--font-title);
  letter-spacing: 0.025em;
}

.pre-wrapper {
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  margin-top: 0.5rem;
}

.collapsible-pre {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-color);
  padding: 1rem;
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  line-height: 1.5;
  white-space: pre-wrap;
  max-height: 110px; /* Default collapsed height */
  overflow: hidden;
  color: #ffffff !important;
  transition: max-height 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.fade-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 45px;
  background: linear-gradient(to bottom, transparent, rgba(17, 24, 39, 0.95));
  pointer-events: none;
  transition: opacity 0.3s;
}

/* Card State Styles: Controlled clean transitions via CSS */
.rag-result-card.collapsed .collapsible-pre {
  max-height: 110px;
}

.rag-result-card.expanded .collapsible-pre {
  max-height: 2500px; /* Expanded maximum height */
}

.rag-result-card.expanded .fade-overlay {
  opacity: 0;
  pointer-events: none;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.hidden {
  display: none !important;
}

/* Footer */
.app-footer {
  border-top: 1px solid var(--border-color);
  padding: 1.5rem;
  text-align: center;
  background-color: rgba(9, 13, 22, 0.5);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Sleek Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.01);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 4px;
  border: 2px solid transparent;
  background-clip: padding-box;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.25);
  border: 2px solid transparent;
  background-clip: padding-box;
}