/* Modern Light Blog Theme */

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

:root {
  /* Light theme colors */
  --primary-color: #1DA1F2;
  --primary-hover: #1a8cd8;
  --text-primary: #1a1a1a;
  --text-secondary: #6b6b6b;
  --text-muted: #9b9b9b;
  --background: #ffffff;
  --background-alt: #f7f9fa;
  --border-color: #e1e8ed;
  --code-bg: #f5f7f8;
  --code-border: #d9e1e8;
  --highlight-bg: #fff4cc;
  --success: #17bf63;
  --warning: #ff6b6b;
  --info: #1DA1F2;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif: Charter, Georgia, 'Times New Roman', serif;
  --font-mono: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, monospace;

  /* Spacing */
  --max-width: 720px;
  --content-padding: 2rem;
}

body {
  font-family: var(--font-serif);
  font-size: 20px;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--background);
  padding: 0;
  margin: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Navigation */
nav {
  background-color: var(--background);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 1rem 0;
  backdrop-filter: blur(10px);
  background-color: rgba(255, 255, 255, 0.95);
}

nav .nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--content-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

nav h1 {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.01em;
}

nav h1 a {
  color: var(--text-primary);
  text-decoration: none;
}

nav h1 a:hover {
  color: var(--primary-color);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-family: var(--font-sans);
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
  white-space: nowrap;
}

.nav-links a:hover {
  color: var(--primary-color);
}

/* Main Content */
main {
  max-width: var(--max-width);
  margin: 3rem auto 4rem;
  padding: 0 var(--content-padding);
}

/* Typography */
h1 {
  font-family: var(--font-sans);
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.15;
  margin: 0 0 1.5rem;
  color: var(--text-primary);
  letter-spacing: -0.03em;
}

h2 {
  font-family: var(--font-sans);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.25;
  margin: 3rem 0 1rem;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

h2:first-of-type {
  margin-top: 2rem;
}

h3 {
  font-family: var(--font-sans);
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.3;
  margin: 2rem 0 0.75rem;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

h4 {
  font-family: var(--font-sans);
  font-size: 1.125rem;
  font-weight: 600;
  margin: 1.5rem 0 0.5rem;
  color: var(--text-secondary);
}

p {
  margin: 1.5rem 0;
  color: var(--text-primary);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--primary-hover);
  text-decoration: underline;
}

strong {
  font-weight: 600;
  color: var(--text-primary);
}

em {
  font-style: italic;
}

hr {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 3rem 0;
}

/* Lists */
ul, ol {
  margin: 1.5rem 0;
  padding-left: 2rem;
  color: var(--text-primary);
}

li {
  margin: 0.75rem 0;
  line-height: 1.6;
}

li::marker {
  color: var(--text-secondary);
}

/* Code */
code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background-color: var(--code-bg);
  padding: 0.2em 0.4em;
  border-radius: 3px;
  border: 1px solid var(--code-border);
  color: var(--text-primary);
}

pre {
  background-color: var(--code-bg);
  padding: 1.5rem;
  border-radius: 6px;
  overflow-x: auto;
  margin: 2rem 0;
  border: 1px solid var(--code-border);
  line-height: 1.5;
}

pre code {
  background: none;
  padding: 0;
  border: none;
  font-size: 0.875rem;
}

/* Blockquotes */
blockquote {
  border-left: 3px solid var(--primary-color);
  padding-left: 1.5rem;
  margin: 2rem 0;
  color: var(--text-secondary);
  font-style: italic;
  font-size: 1.1em;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  font-family: var(--font-sans);
  font-size: 0.9rem;
}

thead {
  background-color: var(--background-alt);
}

th, td {
  padding: 0.75rem 1rem;
  text-align: left;
  border: 1px solid var(--border-color);
}

th {
  font-weight: 600;
  color: var(--text-primary);
}

tbody tr:nth-child(even) {
  background-color: var(--background-alt);
}

/* Callout Boxes */
.callout {
  background-color: var(--background-alt);
  border-left: 4px solid var(--info);
  padding: 1.5rem;
  margin: 2rem 0;
  border-radius: 4px;
  font-size: 0.95em;
}

.callout p:first-child {
  margin-top: 0;
}

.callout p:last-child {
  margin-bottom: 0;
}

.callout.warning {
  border-left-color: var(--warning);
  background-color: #fff5f5;
}

.callout.success {
  border-left-color: var(--success);
  background-color: #f0fdf4;
}

/* Finding Cards */
.finding-card {
  background-color: var(--background-alt);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 2rem;
  margin: 2rem 0;
  transition: box-shadow 0.3s, border-color 0.3s;
}

.finding-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  border-color: var(--primary-color);
}

.finding-card h3 {
  margin-top: 0;
  font-size: 1.375rem;
}

.finding-card h3 a {
  color: var(--text-primary);
  text-decoration: none;
}

.finding-card h3 a:hover {
  color: var(--primary-color);
}

.finding-card p {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

.finding-card .consequence {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.95em;
}

.finding-card .code-ref {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 1rem;
  display: block;
}

/* Page Navigation */
.page-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 4rem 0 2rem;
  padding: 2rem 0;
  border-top: 1px solid var(--border-color);
  font-family: var(--font-sans);
}

.page-nav a {
  padding: 0.75rem 1.5rem;
  background-color: var(--background);
  border: 2px solid var(--border-color);
  border-radius: 6px;
  font-weight: 600;
  color: var(--text-primary);
  transition: all 0.2s;
  text-decoration: none;
}

.page-nav a:hover {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(29, 161, 242, 0.3);
}

/* Interactive Widgets */
.widget {
  background-color: var(--background-alt);
  border: 2px solid var(--primary-color);
  border-radius: 8px;
  padding: 2rem;
  margin: 2rem 0;
  font-family: var(--font-sans);
}

.widget h3 {
  margin-top: 0;
  color: var(--primary-color);
  font-size: 1.25rem;
}

.widget input,
.widget select,
.widget button {
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: 0.75rem;
  border-radius: 6px;
  border: 2px solid var(--border-color);
  margin: 0.5rem 0;
  background-color: var(--background);
  color: var(--text-primary);
}

.widget button {
  cursor: pointer;
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: white;
  font-weight: 600;
  transition: all 0.2s;
}

.widget button:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(29, 161, 242, 0.3);
}

/* Footer */
footer {
  max-width: var(--max-width);
  margin: 4rem auto 2rem;
  padding: 2rem var(--content-padding);
  border-top: 1px solid var(--border-color);
  color: var(--text-secondary);
  text-align: center;
  font-family: var(--font-sans);
  font-size: 0.875rem;
}

footer p {
  margin: 0.5rem 0;
  font-size: 0.875rem;
}

/* Intro/Lead Paragraph */
main > p:first-of-type {
  font-size: 1.25em;
  line-height: 1.5;
  color: var(--text-secondary);
  margin: 1.5rem 0 2rem;
}

/* Highlight text */
mark {
  background-color: var(--highlight-bg);
  padding: 0.1em 0.2em;
  border-radius: 2px;
}

/* Responsive Design */
@media (max-width: 768px) {
  :root {
    --content-padding: 1.5rem;
  }

  body {
    font-size: 18px;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  h3 {
    font-size: 1.25rem;
  }

  nav .nav-container {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .nav-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    width: 100%;
  }

  .page-nav {
    flex-direction: column;
    gap: 1rem;
    align-items: stretch;
  }

  .page-nav a {
    text-align: center;
  }

  main {
    margin: 2rem auto 3rem;
  }

  pre {
    padding: 1rem;
    font-size: 0.8rem;
  }

  table {
    font-size: 0.8rem;
  }

  th, td {
    padding: 0.5rem;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 17px;
  }

  h1 {
    font-size: 1.75rem;
  }

  h2 {
    font-size: 1.375rem;
  }

  .finding-card {
    padding: 1.5rem;
  }
}

/* Print Styles */
@media print {
  nav {
    display: none;
  }

  body {
    font-size: 12pt;
    color: black;
  }

  a {
    color: black;
    text-decoration: underline;
  }

  .page-nav,
  footer {
    display: none;
  }

  pre {
    border: 1px solid #ccc;
    page-break-inside: avoid;
  }

  h2, h3 {
    page-break-after: avoid;
  }
}

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

/* Selection */
::selection {
  background-color: rgba(29, 161, 242, 0.2);
  color: var(--text-primary);
}

/* Focus styles for accessibility */
a:focus,
button:focus,
input:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Loading animation for future use */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

main {
  animation: fadeIn 0.5s ease-out;
}

/* Engagement Calculator Specific Styles */
.engagement-input {
  margin: 1.5rem 0;
  padding: 1rem;
  background-color: var(--background);
  border: 1px solid var(--border-color);
  border-radius: 6px;
}

.engagement-input label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
  font-weight: 600;
  font-family: var(--font-sans);
}

.engagement-input .label-text {
  font-size: 1rem;
  color: var(--text-primary);
}

.engagement-input .probability-display {
  font-size: 1.125rem;
  color: var(--primary-color);
  font-weight: 700;
  min-width: 50px;
  text-align: right;
}

.engagement-input .probability-slider {
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: linear-gradient(to right, var(--background-alt), var(--primary-color));
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.engagement-input .probability-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary-color);
  cursor: pointer;
  border: 2px solid white;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.engagement-input .probability-slider::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary-color);
  cursor: pointer;
  border: 2px solid white;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.engagement-input .help-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0.5rem 0 0 0;
  font-family: var(--font-sans);
}

.scenario-btn {
  padding: 0.625rem 1.25rem;
  background-color: var(--background-alt);
  border: 2px solid var(--border-color);
  border-radius: 6px;
  font-weight: 600;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.2s;
}

.scenario-btn:hover {
  background-color: var(--background);
  border-color: var(--primary-color);
  color: var(--primary-color);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(29, 161, 242, 0.2);
}

/* Scenario Grid */
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  margin: 2rem 0;
}

.scenario-card {
  background-color: var(--background);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  padding: 1.5rem;
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}

.scenario-card:hover {
  border-color: var(--primary-color);
  box-shadow: 0 4px 12px rgba(29, 161, 242, 0.15);
  transform: translateY(-2px);
}

.scenario-card.selected {
  border-color: var(--primary-color);
  background-color: rgba(29, 161, 242, 0.05);
  box-shadow: 0 4px 12px rgba(29, 161, 242, 0.2);
}

.scenario-card h4 {
  margin: 0 0 0.75rem 0;
  font-size: 1.125rem;
  font-family: var(--font-sans);
  color: var(--text-primary);
}

.scenario-card .scenario-description {
  font-size: 0.9rem;
  color: var(--text-primary);
  font-style: italic;
  margin: 0.5rem 0;
  line-height: 1.4;
  min-height: 2.8em;
}

.scenario-card .scenario-engagement {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin: 0.75rem 0 0 0;
  font-family: var(--font-sans);
}

@media (max-width: 768px) {
  .scenario-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .scenario-card {
    padding: 1.25rem;
  }
}

/* Invisible Filter Specific Styles */
.profile-configurator {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.profile-config {
  background-color: var(--background-alt);
  padding: 2rem;
  border-radius: 8px;
  border: 2px solid var(--border-color);
}

.cluster-slider {
  margin: 1.5rem 0;
}

.cluster-slider label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
  font-family: var(--font-sans);
  font-weight: 600;
}

.cluster-name {
  font-size: 1rem;
}

.cluster-value {
  font-size: 1.125rem;
  font-weight: 700;
  min-width: 50px;
  text-align: right;
}

.cluster-slider input[type="range"] {
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: var(--border-color);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.cluster-slider input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary-color);
  cursor: pointer;
  border: 2px solid white;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.cluster-slider input[type="range"]::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary-color);
  cursor: pointer;
  border: 2px solid white;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.friend-selector {
  display: grid;
  gap: 0.75rem;
}

.friend-btn {
  padding: 1rem;
  background-color: var(--background);
  border: 2px solid var(--border-color);
  border-radius: 6px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.2s;
  text-align: left;
  line-height: 1.4;
}

.friend-btn:hover {
  border-color: var(--primary-color);
  background-color: rgba(29, 161, 242, 0.05);
}

.friend-btn.active {
  border-color: var(--primary-color);
  background-color: rgba(29, 161, 242, 0.1);
  box-shadow: 0 2px 8px rgba(29, 161, 242, 0.2);
}

.view-toggle-container {
  background-color: var(--background-alt);
  padding: 1.5rem;
  border-radius: 8px;
  border: 2px solid var(--border-color);
}

.view-toggle {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

.view-btn {
  flex: 1;
  max-width: 200px;
  padding: 1rem 1.5rem;
  background-color: var(--background);
  border: 2px solid var(--border-color);
  border-radius: 6px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.2s;
}

.view-btn:hover {
  border-color: var(--primary-color);
  background-color: rgba(29, 161, 242, 0.05);
}

.view-btn.active {
  border-color: var(--primary-color);
  background-color: var(--primary-color);
  color: white;
  box-shadow: 0 4px 12px rgba(29, 161, 242, 0.3);
}

.tweet-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.tweet-card {
  background-color: var(--background-alt);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  padding: 1.25rem;
  transition: all 0.2s;
}

.tweet-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.tweet-card.rank-different {
  border-color: var(--warning);
  background-color: rgba(255, 107, 107, 0.05);
}

.tweet-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.tweet-rank {
  display: inline-block;
  padding: 0.25rem 0.625rem;
  border-radius: 4px;
  color: white;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.875rem;
}

.tweet-ranks {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.rank-badge {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.75rem;
  border-radius: 6px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  background-color: var(--background);
  border: 1.5px solid var(--border-color);
}

.rank-badge.primary {
  border-color: var(--primary-color);
  background-color: rgba(29, 161, 242, 0.1);
  font-weight: 700;
}

.rank-badge.secondary {
  opacity: 0.7;
}

.rank-number {
  font-weight: 700;
  font-size: 0.95rem;
}

.rank-label {
  font-size: 0.75rem;
  opacity: 0.8;
}

.tweet-cluster {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.875rem;
}

.rank-diff {
  margin-left: auto;
  padding: 0.25rem 0.5rem;
  background-color: var(--warning);
  color: white;
  border-radius: 4px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.75rem;
}

.tweet-content {
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--text-primary);
  margin: 0.75rem 0;
}

.tweet-author {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0.5rem 0;
}

.tweet-score {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.score-breakdown {
  display: flex;
  justify-content: space-between;
  margin: 0.25rem 0;
  color: var(--text-secondary);
}

.score-breakdown.score-total {
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border-color);
  font-weight: 700;
  color: var(--text-primary);
  font-size: 0.875rem;
}

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

@media (max-width: 768px) {
  .profile-configurator {
    grid-template-columns: 1fr;
  }
}

/* Reinforcement Loop Specific Styles */
.loop-config {
  background-color: var(--background-alt);
  padding: 2rem;
  border-radius: 8px;
  border: 2px solid var(--border-color);
  max-width: 500px;
  margin: 2rem auto;
}

.cluster-input-group {
  margin: 1.5rem 0;
}

.cluster-input {
  margin: 1rem 0;
}

.cluster-input label {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  font-family: var(--font-sans);
  font-weight: 600;
}

.cluster-input input[type="range"] {
  width: 100%;
}

.week-header {
  text-align: center;
  margin-bottom: 2rem;
}

.week-header h2 {
  margin: 0;
  color: var(--primary-color);
}

.stage-display {
  min-height: 400px;
  margin: 2rem 0;
}

.stage-card {
  background-color: var(--background-alt);
  border: 2px solid var(--primary-color);
  border-radius: 8px;
  padding: 2rem;
}

.stage-card h3 {
  margin-top: 0;
  color: var(--primary-color);
}

.stage-explanation {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 2px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Profile Bars */
.profile-bars {
  margin: 1.5rem 0;
}

.profile-bar {
  margin: 1rem 0;
}

.profile-bar-label {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
}

.profile-bar-fill {
  height: 32px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-family: var(--font-sans);
  transition: width 0.3s ease;
}

/* Candidates Display */
.candidates-display {
  margin: 1.5rem 0;
  background-color: var(--background);
  padding: 1.5rem;
  border-radius: 6px;
  border: 1px solid var(--border-color);
}

.candidate-row {
  display: flex;
  justify-content: space-between;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-color);
}

.candidate-row:last-child {
  border-bottom: none;
}

/* Scoring Examples */
.scoring-examples {
  margin: 1.5rem 0;
  display: grid;
  gap: 1.5rem;
}

.scoring-example {
  background-color: var(--background);
  border-radius: 6px;
  padding: 1.5rem;
  border: 1px solid var(--border-color);
}

.tweet-preview {
  padding: 1rem;
  background-color: var(--background-alt);
  border-radius: 4px;
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.scoring-calc {
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

.scoring-calc code {
  display: block;
  padding: 0.375rem 0;
  background: none;
  border: none;
}

/* Feed Composition */
.feed-composition {
  display: flex;
  height: 100px;
  margin: 1.5rem 0;
  border-radius: 6px;
  overflow: hidden;
}

.feed-section {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: flex 0.3s ease;
}

.feed-section-content {
  text-align: center;
  font-family: var(--font-sans);
}

.feed-section-content strong {
  display: block;
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}

/* Engagement Pattern */
.engagement-pattern {
  margin: 1.5rem 0;
}

.engagement-row {
  margin: 1rem 0;
}

.engagement-row > span:first-child {
  display: block;
  margin-bottom: 0.5rem;
  font-family: var(--font-sans);
}

.engagement-bar {
  position: relative;
  height: 40px;
  background-color: var(--background);
  border-radius: 6px;
  border: 1px solid var(--border-color);
  overflow: hidden;
}

.engagement-fill {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: width 0.3s ease;
}

/* Profile Update */
.profile-update {
  margin: 1.5rem 0;
  background-color: var(--background);
  padding: 1.5rem;
  border-radius: 6px;
  border: 1px solid var(--border-color);
}

.update-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem;
  font-family: var(--font-sans);
}

.update-label {
  font-weight: 600;
  color: var(--text-secondary);
}

.update-value {
  font-size: 1.05rem;
}

.update-arrow {
  text-align: center;
  font-size: 1.5rem;
  color: var(--primary-color);
  font-weight: 700;
  padding: 0.5rem 0;
}

.update-diff {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--warning);
  font-weight: 600;
}

/* Loop Navigation */
.loop-navigation {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin: 2rem 0;
}

.loop-nav-btn {
  padding: 1rem 2rem;
  font-size: 1.05rem;
  font-weight: 600;
  font-family: var(--font-sans);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}

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

.loop-nav-btn.primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(29, 161, 242, 0.3);
}

.loop-nav-btn.secondary {
  background-color: var(--background-alt);
  border: 2px solid var(--border-color);
  color: var(--text-primary);
}

.loop-nav-btn.secondary:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

/* Progress Tracker */
.progress-tracker {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 3rem 0;
  padding: 2rem;
  background-color: var(--background-alt);
  border-radius: 8px;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.progress-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.progress-item span {
  font-size: 0.75rem;
  font-family: var(--font-sans);
  font-weight: 600;
  color: var(--text-secondary);
  text-align: center;
  min-width: 80px;
}

.progress-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--border-color);
  transition: all 0.3s;
}

.progress-item.active .progress-dot {
  width: 24px;
  height: 24px;
  background-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(29, 161, 242, 0.2);
}

.progress-item.completed .progress-dot {
  background-color: var(--success);
}

.progress-item.active span {
  color: var(--primary-color);
  font-weight: 700;
}

.progress-line {
  width: 40px;
  height: 2px;
  background-color: var(--border-color);
}

/* History Timeline */
.history-timeline {
  margin: 2rem 0;
}

.history-entry {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 0.75rem 0;
}

.history-week {
  min-width: 80px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.history-bar {
  flex: 1;
  display: flex;
  height: 32px;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.history-segment {
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.85rem;
  transition: width 0.3s ease;
}

/* Projection display */
.projection-summary {
  background-color: rgba(29, 161, 242, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1.5rem;
  margin: 1.5rem 0;
}

.projection-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 0;
}

.projection-label {
  font-weight: 600;
  color: var(--text-secondary);
}

.projection-value {
  font-size: 1.1rem;
  font-family: var(--font-mono);
}

.projection-arrow {
  text-align: center;
  font-size: 1.5rem;
  color: var(--text-secondary);
  margin: 0.5rem 0;
}

.projection-diff {
  text-align: center;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  font-weight: 600;
  color: var(--warning);
  font-size: 1.05rem;
}

.projection-timeline {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1rem;
}

.projection-timeline.long {
  gap: 0.75rem;
}

.projection-week {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.projection-week-label {
  min-width: 80px;
  font-weight: 600;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.projection-week-bar {
  flex: 1;
  display: flex;
  height: 40px;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.projection-segment {
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 0.9rem;
  font-family: var(--font-mono);
  transition: all 0.3s ease;
}

/* Pipeline Explorer */
.pipeline-scenarios {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.pipeline-scenario-card {
  background-color: rgba(29, 161, 242, 0.05);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  padding: 1.5rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.pipeline-scenario-card:hover {
  border-color: var(--primary-color);
  background-color: rgba(29, 161, 242, 0.1);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(29, 161, 242, 0.2);
}

.scenario-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.75rem;
}

.scenario-header h4 {
  margin: 0;
  font-size: 1.1rem;
}

.scenario-badge {
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.scenario-badge.in-network {
  background-color: rgba(23, 191, 99, 0.2);
  color: var(--success);
  border: 1px solid var(--success);
}

.scenario-badge.out-of-network {
  background-color: rgba(255, 149, 0, 0.2);
  color: var(--warning);
  border: 1px solid var(--warning);
}

.scenario-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0.5rem 0 1rem 0;
}

.scenario-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

/* Pipeline Funnel */
.pipeline-overview {
  margin: 2rem 0;
  padding: 2rem;
  background-color: rgba(29, 161, 242, 0.05);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.pipeline-funnel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.funnel-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1rem 2rem;
  background-color: var(--background-color);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  min-width: 200px;
  transition: all 0.3s ease;
}

.funnel-stage.active {
  border-color: var(--primary-color);
  background-color: rgba(29, 161, 242, 0.1);
  box-shadow: 0 0 20px rgba(29, 161, 242, 0.3);
}

.funnel-stage.completed {
  border-color: var(--success);
  background-color: rgba(23, 191, 99, 0.05);
}

.funnel-count {
  font-size: 1.5rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--primary-color);
}

.funnel-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

.funnel-arrow {
  font-size: 1.5rem;
  color: var(--text-secondary);
  opacity: 0.5;
}

/* Stage Detail */
.stage-detail {
  margin: 3rem 0;
}

.stage-detail h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.stage-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.detail-card {
  background-color: rgba(29, 161, 242, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1.5rem;
}

.detail-card h4 {
  margin: 0 0 1rem 0;
  font-size: 1rem;
  color: var(--text-secondary);
}

.detail-value {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-color);
}

.detail-value.in-network {
  color: var(--success);
}

.detail-value.out-of-network {
  color: var(--warning);
}

.detail-explanation {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.feature-list li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.9rem;
}

.feature-list li:last-child {
  border-bottom: none;
}

.stage-note {
  background-color: rgba(255, 149, 0, 0.1);
  border-left: 4px solid var(--warning);
  padding: 1rem 1.5rem;
  margin: 2rem 0;
  border-radius: 4px;
}

/* Scoring Formula */
.scoring-formula {
  text-align: center;
  margin: 1.5rem 0;
  padding: 1rem;
  background-color: rgba(29, 161, 242, 0.05);
  border-radius: 8px;
}

.scoring-formula code {
  font-size: 1.2rem;
  font-weight: 600;
}

/* Score Breakdown Table */
.score-breakdown-table {
  background-color: var(--code-background);
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.breakdown-header,
.breakdown-row,
.breakdown-total {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 1rem;
  padding: 0.75rem 1rem;
  align-items: center;
}

.breakdown-header {
  background-color: rgba(29, 161, 242, 0.1);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--text-secondary);
  border-bottom: 2px solid var(--border-color);
}

.breakdown-row {
  border-bottom: 1px solid var(--border-color);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.breakdown-row:last-of-type {
  border-bottom: 2px solid var(--border-color);
}

.breakdown-row.negative {
  background-color: rgba(255, 59, 48, 0.05);
}

.breakdown-type {
  font-weight: 500;
}

.breakdown-contribution.positive {
  color: var(--success);
  font-weight: 700;
}

.breakdown-contribution.negative {
  color: var(--danger);
  font-weight: 700;
}

.breakdown-total {
  background-color: rgba(29, 161, 242, 0.1);
  font-weight: 700;
  font-size: 1rem;
  border-top: 2px solid var(--primary-color);
}

.total-score {
  color: var(--primary-color);
  font-size: 1.2rem;
  font-family: var(--font-mono);
}

/* Modifications List */
.modifications-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.modification-card {
  background-color: rgba(29, 161, 242, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1.25rem;
}

.modification-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.modification-header h4 {
  margin: 0;
  font-size: 1rem;
}

.modification-multiplier {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--warning);
  background-color: rgba(255, 149, 0, 0.1);
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
}

.modification-scores {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 0.75rem 0;
  font-family: var(--font-mono);
  font-size: 1.1rem;
}

.score-before {
  color: var(--text-secondary);
}

.score-arrow {
  color: var(--primary-color);
  font-weight: 700;
}

.score-after {
  color: var(--primary-color);
  font-weight: 700;
}

.modification-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 0.5rem 0 0 0;
}

.final-score-card {
  background-color: rgba(29, 161, 242, 0.1);
  border: 2px solid var(--primary-color);
  border-radius: 8px;
  padding: 1.5rem;
  text-align: center;
  margin-top: 1.5rem;
}

.final-score-card h4 {
  margin: 0 0 1rem 0;
  color: var(--primary-color);
}

.final-score-value {
  font-size: 2.5rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--primary-color);
  margin: 1rem 0;
}

/* Score Evolution */
.score-evolution {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.evolution-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem;
}

.evolution-score {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.2rem;
}

.evolution-score.positive {
  color: var(--success);
}

.evolution-score.negative {
  color: var(--danger);
}

.evolution-change {
  font-size: 0.9rem;
  margin-left: 0.5rem;
}

.evolution-arrow {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.2rem;
}

/* Score Tracker */
.score-tracker {
  margin: 3rem 0;
  padding: 2rem;
  background-color: rgba(29, 161, 242, 0.05);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.score-tracker h3 {
  margin-top: 0;
  margin-bottom: 1.5rem;
}

#score-breakdown {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: center;
}

.score-stage {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1.5rem;
  background-color: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  width: 100%;
  max-width: 500px;
}

.score-stage.current {
  border-color: var(--primary-color);
  background-color: rgba(29, 161, 242, 0.1);
  box-shadow: 0 0 10px rgba(29, 161, 242, 0.2);
}

.score-stage-name {
  font-weight: 600;
  color: var(--text-secondary);
}

.score-stage-value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--primary-color);
}

.score-arrow {
  color: var(--text-secondary);
  font-size: 1.2rem;
}

/* Pipeline Navigation */
.pipeline-navigation {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin: 2rem 0;
}

.pipeline-nav-btn {
  padding: 0.75rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border: 2px solid;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: var(--font-sans);
}

.pipeline-nav-btn.primary {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

.pipeline-nav-btn.primary:hover:not(:disabled) {
  background-color: #1a8cd8;
  box-shadow: 0 4px 12px rgba(29, 161, 242, 0.3);
}

.pipeline-nav-btn.secondary {
  background-color: transparent;
  color: var(--primary-color);
  border-color: var(--primary-color);
}

.pipeline-nav-btn.secondary:hover:not(:disabled) {
  background-color: rgba(29, 161, 242, 0.1);
}

.pipeline-nav-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

@media (max-width: 768px) {
  .progress-tracker {
    flex-direction: column;
    gap: 1rem;
  }

  .progress-line {
    width: 2px;
    height: 30px;
  }

  .loop-navigation {
    flex-direction: column;
  }

  .history-entry {
    flex-direction: column;
    align-items: flex-start;
  }

  .history-week {
    min-width: auto;
  }
}

/* Code Reference Links */
.code-ref {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 1rem;
  display: block;
}

.code-ref a {
  color: var(--primary-color);
  text-decoration: none;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.code-ref a:hover {
  color: var(--primary-hover);
  text-decoration: underline;
}

.code-ref a:hover code {
  border-color: var(--primary-color);
  background-color: rgba(29, 161, 242, 0.05);
}

.code-ref a::after {
  content: "→";
  font-size: 0.875em;
  opacity: 0.6;
  transition: opacity 0.2s;
}

.code-ref a:hover::after {
  opacity: 1;
}

.code-ref code {
  background-color: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: 3px;
  padding: 0.2em 0.4em;
  font-size: 0.875em;
  transition: all 0.2s;
}