/* softwareQ - High-Contrast Red/Black/White Technical Design System */
:root {
  /* 1. softwareQ Brand Colors */
  --primary: #000000;         /* Bold Black from "software" */
  --primary-light: #1a1a1a;
  --primary-dark: #000000;

  --secondary: #b30000;       /* Deep Red from the "Q" */
  --secondary-light: #dc3545;
  --secondary-dark: #8b0000;
  
  --accent: #39AB1F;          /* Success/Run Green (preserved for action) */
  --accent-light: #62DA42;

  /* 2. Neutral Elevations */
  --background: #f8f9fa;
  --surface: #ffffff;
  --surface-raised: #ffffff;
  --border: #e0e0e0;
  --border-subtle: #f5f5f5;
  --border-strong: #cccccc;

  /* 3. Text & Typography */
  --text: #1a1a1a;
  --text-secondary: #666666;
  --text-muted: #999999;
  --font-body: "Geist", Arial, sans-serif;
  --font-heading: "Geist", Arial, sans-serif;
  --font-mono: "Geist Mono", "SFMono-Regular", Consolas, monospace;
  
  /* 4. softwareQ Grid System (4x4 rule) */
  --grid-dot-size: 8px;
  --grid-gap: 4px;

  /* 5. Functional Colors */
  --error: #b30000;
  --success: #10B981;
  --warning: #F59E0B;
  --info: #000000;

  /* 6. Shadows & Effects */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px 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);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
  --radius: 8px;
  --radius-lg: 12px;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Mode Overrides - High Contrast Red/Black Theme */
@media (prefers-color-scheme: dark) {
  :root {
    --primary: #ffffff;
    --primary-light: #f5f5f5;
    --primary-dark: #ffffff;

    --background: #000000;
    --surface: #1a1a1a;
    --surface-raised: #2a2a2a;
    --border: #333333;
    --border-subtle: #1a1a1a;
    --border-strong: #444444;

    --text: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #999999;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.3), 0 2px 4px -1px 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);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.5), 0 10px 10px -5px rgba(0,0,0,0.3);
  }
}

/* Global Reset & Base Styling */
* { 
  box-sizing: border-box; 
  margin: 0; 
  padding: 0; 
}

body {
  font-family: var(--font-body);
  background-color: var(--background);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* softwareQ 4x4 Grid Logo */
.logo-grid-icon {
  width: 44px;
  height: 44px;
  display: grid;
  grid-template-columns: repeat(4, var(--grid-dot-size));
  grid-template-rows: repeat(4, var(--grid-dot-size));
  gap: var(--grid-gap);
  margin-right: 12px;
}

.logo-grid-icon span {
  width: var(--grid-dot-size);
  height: var(--grid-dot-size);
  border-radius: 50%;
  display: block;
}

.logo-grid-icon span.red {
  background-color: var(--secondary);
}

.logo-grid-icon span.black {
  background-color: var(--primary);
}

/* Brand Logo Image */
.brand-logo {
  height: 40px;
  width: auto;
  margin-right: 12px;
  object-fit: contain;
}

/* Brand Container */
.brand-container {
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-container h1 {
  font-weight: 800;
  text-transform: lowercase;
  letter-spacing: -0.02em;
}

.brand-container h1 span {
  color: var(--secondary);
  text-transform: uppercase;
  font-weight: 900;
}

/* Container Layouts */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.landing-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 4rem 2rem;
}

/* Layout: The "Workstation" Grid for Tools */
.app-layout {
  display: grid;
  grid-template-columns: 400px 1fr;
  height: 100vh;
  overflow: hidden;
  gap: 0;
}

@media (max-width: 1024px) {
  .app-layout {
    grid-template-columns: 1fr;
    height: auto;
    overflow: visible;
  }
}

/* 5. Improved Hierarchy: Global Components */
.card, .form-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  margin-bottom: 1.5rem;
}

.card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
}

/* 6. Typography Refinement */
h1, h2, h3, h4, h5, h6 { 
  font-family: var(--font-heading); 
  letter-spacing: -0.025em;
  font-weight: 700;
  color: var(--primary);
}

h1 { font-size: 2.5rem; margin-bottom: 0.5rem; }
h2 { font-size: 1.75rem; margin-bottom: 1rem; }
h3 { font-size: 1.25rem; margin-bottom: 0.75rem; }

.page-header h1 {
  font-size: 2rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
  text-transform: lowercase;
}

.page-header h1 span {
  color: var(--secondary);
  text-transform: uppercase;
  font-weight: 900;
}

.page-header {
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 2px solid var(--border);
}

.page-header .subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
  font-weight: 400;
}

.header-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

/* 7. Modern Form Controls */
input, textarea, select {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.95rem;
  font-family: var(--font-body);
  transition: var(--transition);
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--secondary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
  background: var(--surface);
}

input:disabled, textarea:disabled, select:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

textarea {
  resize: vertical;
  min-height: 150px;
  font-family: var(--font-mono);
}

/* Specific for Quantum Code */
#qasmEditor, .raw-output, .job-details, .device-details, .log-details, 
.chat-response, .gate-sequence, .circuit-data {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  background: #0F172A; /* Always dark for code */
  color: #E2E8F0;
  line-height: 1.5;
  tab-size: 4;
  padding: 1.25rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow-x: auto;
}

#qasmEditor {
  min-height: 250px;
}

.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text);
  font-size: 0.95rem;
}

small.help {
  display: block;
  margin-top: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.85rem;
}

/* 8. Button Component System */
.btn, .btn-primary, .btn-secondary, .btn-small, .btn-run {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-family: var(--font-body);
  text-decoration: none;
}

.btn-primary { 
  background: var(--secondary); 
  color: white; 
  box-shadow: var(--shadow-sm);
  border-radius: 4px;
  text-transform: lowercase;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.btn-primary:hover { 
  background: var(--secondary-dark); 
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-primary:active {
  transform: translateY(0);
}
.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-run { 
  background: var(--accent); 
  color: white; 
  box-shadow: var(--shadow-sm);
}
.btn-run:hover { 
  background: var(--accent-light); 
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text);
}
.btn-secondary:hover { 
  background: var(--surface-raised);
  border-color: var(--secondary);
}

.btn-small {
  padding: 0.375rem 0.875rem;
  font-size: 0.85rem;
  background: var(--secondary);
  color: white;
  border-radius: 4px;
  text-transform: lowercase;
  font-weight: 700;
}
.btn-small:hover {
  background: var(--secondary-dark);
}

/* Action Buttons in Tables */
.action-buttons {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.action-btn {
  padding: 0.375rem 0.75rem;
  font-size: 0.8rem;
  border-radius: 4px;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: var(--transition);
  font-weight: 500;
}

.action-btn.view {
  background-color: rgba(79, 70, 229, 0.1);
  color: var(--secondary);
}
.action-btn.view:hover {
  background-color: rgba(79, 70, 229, 0.2);
}

.action-btn.cancel {
  background-color: rgba(245, 158, 11, 0.1);
  color: var(--warning);
}
.action-btn.cancel:hover {
  background-color: rgba(245, 158, 11, 0.2);
}

.action-btn.delete {
  background-color: rgba(239, 68, 68, 0.1);
  color: var(--error);
}
.action-btn.delete:hover {
  background-color: rgba(239, 68, 68, 0.2);
}

.action-btn.result {
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--success);
}
.action-btn.result:hover {
  background-color: rgba(16, 185, 129, 0.2);
}

.actions {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1.5rem;
}

/* 9. Status System */
.status {
  flex-grow: 1;
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius);
  background-color: var(--surface-raised);
  border: 1px solid var(--border);
  font-size: 0.95rem;
}

.status.success {
  background-color: rgba(16, 185, 129, 0.1);
  border-color: var(--success);
  color: var(--success);
}

.status.error {
  background-color: rgba(239, 68, 68, 0.1);
  border-color: var(--error);
  color: var(--error);
}

.status.warning {
  background-color: rgba(245, 158, 11, 0.1);
  border-color: var(--warning);
  color: var(--warning);
}

/* Status Badges */
.status-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.status-badge.INITIALIZING,
.status-badge.QUEUED,
.status-badge.RUNNING { 
  background: rgba(245, 158, 11, 0.15); 
  color: var(--warning);
}

.status-badge.COMPLETED { 
  background: rgba(16, 185, 129, 0.15); 
  color: var(--success);
}

.status-badge.CANCELLED,
.status-badge.FAILED { 
  background: rgba(239, 68, 68, 0.15); 
  color: var(--error);
}

/* Landing Page Styles */
.landing-header {
  text-align: center;
  margin: 2rem 0 3rem;
}

.landing-header h1 {
  font-size: 3.5rem;
  margin-bottom: 0.5rem;
  font-weight: 800;
  text-transform: lowercase;
  letter-spacing: -0.02em;
  color: var(--primary);
}

.landing-header h1 span {
  color: var(--secondary);
  text-transform: uppercase;
  font-weight: 900;
}

.landing-header .subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  font-weight: 400;
}

.landing-main {
  flex: 1;
}

.landing-info {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1rem;
  max-width: 800px;
  margin: 2rem auto;
  padding: 1.5rem;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.landing-footer {
  text-align: center;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-note {
  font-size: 0.85rem;
  margin-top: 0.5rem;
  opacity: 0.8;
}

/* Card Grid for Landing Page - 4-Column Layout (4x4 Rule) */
.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

@media (max-width: 1024px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .card-grid {
    grid-template-columns: 1fr;
  }
}

.card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

/* Feature Card Hover Effects */
.feature-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 2px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--secondary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--secondary);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.card-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: white;
  font-size: 28px;
  box-shadow: var(--shadow-md);
}

.card-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.card-description {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  flex: 1;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.card-action {
  font-weight: 600;
  color: var(--secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: gap 0.2s ease;
}

.feature-card:hover .card-action {
  gap: 0.75rem;
}

/* Tab System */
.tabs {
  margin-bottom: 2rem;
}

.tab-header {
  display: flex;
  border-bottom: 2px solid var(--border);
  margin-bottom: 1.5rem;
  gap: 0.5rem;
  overflow-x: auto;
}

.tab-link {
  padding: 0.875rem 1.5rem;
  background: none;
  border: none;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-secondary);
  cursor: pointer;
  position: relative;
  transition: color 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
}

.tab-link:hover {
  color: var(--text);
  background: var(--surface-raised);
}

.tab-link.active {
  color: var(--secondary);
  font-weight: 600;
  border-bottom-color: var(--secondary);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* Filter Rows */
.filter-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
}

.filter-row select,
.filter-row input[type="text"],
.filter-row input[type="number"] {
  flex: 1;
  min-width: 120px;
}

/* Table Styles */
.jobs-table-container,
.logs-table-container,
.devices-table-container,
.results-table-container,
.endpoint-table-container {
  overflow-x: auto;
  margin-bottom: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
}

.jobs-table,
.logs-table,
.devices-table,
.results-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.jobs-table th,
.logs-table th,
.devices-table th,
.results-table th {
  background: var(--primary-dark);
  padding: 0.875rem 1rem;
  text-align: left;
  font-weight: 600;
  color: white;
  border-bottom: 2px solid var(--primary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.jobs-table td,
.logs-table td,
.devices-table td,
.results-table td {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.jobs-table tbody tr:last-child td,
.logs-table tbody tr:last-child td,
.devices-table tbody tr:last-child td,
.results-table tbody tr:last-child td {
  border-bottom: none;
}

.jobs-table tbody tr:hover,
.logs-table tbody tr:hover,
.devices-table tbody tr:hover,
.results-table tbody tr:hover {
  background-color: var(--surface-raised);
}

.empty-row td {
  text-align: center;
  color: var(--text-secondary);
  font-style: italic;
  padding: 3rem !important;
}

/* Glassmorphism Panels (for future quantum effects) */
.glass-panel {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

@media (prefers-color-scheme: dark) {
  .glass-panel {
    background: rgba(30, 41, 59, 0.7);
  }
}

/* Visualizer & Circuit Styles */
.circuit-workspace {
  display: flex;
  gap: 1.5rem;
  min-height: 500px;
}

.circuit-sidebar {
  flex: 0 0 250px;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 1.25rem;
  overflow-y: auto;
}

.circuit-sidebar h3 {
  margin-top: 0;
  font-size: 1.1rem;
}

.circuit-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.circuit-toolbar {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 0.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.canvas-container {
  position: relative;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.canvas-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  color: var(--text-secondary);
  padding: 2rem;
  text-align: center;
}

.canvas-placeholder i {
  font-size: 48px;
  color: var(--text-muted);
  opacity: 0.5;
}

.visualization-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.control-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Info Cards & Grids */
.circuit-info-grid,
.info-grid,
.results-summary,
.status-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.info-card,
.info-item,
.summary-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.5rem;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: var(--transition);
}

.info-card:hover,
.info-item:hover,
.summary-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-sm);
}

.info-icon,
.summary-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 20px;
  flex-shrink: 0;
}

.info-content h4,
.summary-content h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.info-content p,
.summary-content p {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

/* Device List */
.device-list {
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-raised);
  max-height: 300px;
  overflow-y: auto;
}

.device-list.hidden {
  display: none;
}

.device-item {
  padding: 0.875rem;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: var(--transition);
}

.device-item:hover {
  background: rgba(79, 70, 229, 0.05);
}

.device-item:last-child {
  border-bottom: none;
}

.device-id {
  font-weight: 600;
  color: var(--secondary);
  font-size: 0.95rem;
}

.device-meta {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

/* Auth Section Styles */
.auth-section {
  text-align: center;
  margin: 2rem 0;
  padding: 2rem;
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

/* Footer */
footer, .page-footer {
  text-align: center;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Utility Classes */
.truncate-id {
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  display: inline-block;
  vertical-align: bottom;
}

#charCount {
  float: right;
  font-weight: normal;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .circuit-workspace {
    flex-direction: column;
  }
  
  .circuit-sidebar {
    flex: none;
    width: 100%;
  }
}

@media (max-width: 768px) {
  .landing-header h1 {
    font-size: 2.5rem;
  }

  .card-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .page-header h1 {
    font-size: 1.75rem;
  }

  .circuit-info-grid,
  .info-grid,
  .results-summary,
  .status-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .filter-row {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-row select,
  .filter-row input {
    width: 100%;
  }

  .visualization-controls {
    flex-direction: column;
    gap: 1rem;
    align-items: stretch;
  }

  .control-group {
    justify-content: space-between;
  }
}

@media (max-width: 480px) {
  body {
    padding: 10px;
  }

  .container {
    padding: 10px;
  }

  .landing-header h1 {
    font-size: 2rem;
  }

  .page-header h1 {
    font-size: 1.5rem;
  }

  .circuit-info-grid,
  .info-grid,
  .results-summary,
  .status-grid {
    grid-template-columns: 1fr;
  }

  .feature-card {
    padding: 1.5rem;
  }

  .card-icon {
    width: 56px;
    height: 56px;
    font-size: 24px;
  }
}

/* Resource Estimator Styles */
#qasmInput {
  min-height: 200px;
  font-family: var(--font-mono);
}

#runEstimatorBtn .fa-calculator {
  color: white;
}

#rawOutput {
  min-height: 300px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

#factoryDetailsValue > div {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

#factoryDetailsValue > div:last-child {
  border-bottom: none;
}
  cursor: pointer;
  transition: var(--transition);
  font-size: 1rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

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

.add-cell-btn i {
  font-size: 1.2rem;
}

/* Keyboard Shortcut Display */
kbd {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text);
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 4px;
  box-shadow: 0 2px 0 var(--border);
  margin: 0 0.2rem;
}

.notebook-shortcuts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: -0.5rem 0 1.5rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.notebook-shortcuts span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

/* Info Grid for Notebook */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.info-item {
  padding: 1rem;
  background: var(--background);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  text-align: center;
}

.info-item i {
  font-size: 2rem;
  color: var(--secondary);
  margin-bottom: 0.5rem;
}

.info-item h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.info-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Responsive Notebook Styles */
@media (max-width: 768px) {
  .notebook-toolbar {
    flex-wrap: wrap;
  }
  
  .notebook-status {
    margin-left: 0;
    width: 100%;
    text-align: center;
  }
  
  .info-grid {
    grid-template-columns: 1fr;
  }
}

/* Override CodeMirror theme colors to match design */
.cm-s-monokai.CodeMirror {
  background: #1e1e1e;
  color: #f8f8f2;
}

.cm-s-monokai .CodeMirror-gutters {
  background: #1e1e1e;
  border-right: 1px solid #3e3d32;
}

.cm-s-monokai .CodeMirror-linenumber {
  color: #75715e;
}