/* AveLynx Stretchy Client - GitHub Pages Design System */
:root {
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Outfit', var(--font-sans);
  --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;

  /* Dark Theme (Default) */
  --bg-page: #0a0d14;
  --bg-surface: #111622;
  --bg-card: rgba(22, 29, 44, 0.75);
  --bg-card-hover: rgba(28, 38, 58, 0.85);
  --bg-elevated: #1a2233;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --border-accent: rgba(99, 102, 241, 0.4);

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --accent-indigo: #6366f1;
  --accent-indigo-glow: rgba(99, 102, 241, 0.25);
  --accent-cyan: #06b6d4;
  --accent-cyan-glow: rgba(6, 182, 212, 0.25);
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;

  --code-bg: #07090e;
  --code-text: #e2e8f0;
  --shadow-glow: 0 10px 30px -10px rgba(99, 102, 241, 0.35);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  --bg-page: #f8fafc;
  --bg-surface: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;
  --bg-elevated: #e2e8f0;
  --border-subtle: #e2e8f0;
  --border-strong: #cbd5e1;
  --border-accent: rgba(99, 102, 241, 0.5);

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;

  --accent-indigo: #4f46e5;
  --accent-indigo-glow: rgba(79, 70, 229, 0.15);
  --accent-cyan: #0891b2;
  --accent-cyan-glow: rgba(8, 145, 178, 0.15);
  --accent-emerald: #059669;
  --accent-amber: #d97706;
  --accent-rose: #e11d48;

  --code-bg: #1e293b;
  --code-text: #f8fafc;
  --shadow-glow: 0 10px 25px -5px rgba(79, 70, 229, 0.15);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
}

/* Background Ambient Glow */
.bg-ambient {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.ambient-glow-1 {
  position: absolute;
  top: -150px;
  right: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-indigo-glow) 0%, transparent 70%);
  filter: blur(80px);
  opacity: 0.6;
}
.ambient-glow-2 {
  position: absolute;
  top: 30%;
  left: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, var(--accent-cyan-glow) 0%, transparent 70%);
  filter: blur(90px);
  opacity: 0.4;
}

/* Layout Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Navigation */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(10, 13, 20, 0.75);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition);
}
[data-theme="light"] .navbar {
  background: rgba(255, 255, 255, 0.85);
}
.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
}
.brand-logo-img {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--accent-indigo), var(--accent-cyan));
  padding: 4px;
}
.brand-tag {
  font-size: 0.75rem;
  background: var(--accent-indigo-glow);
  color: var(--accent-indigo);
  border: 1px solid var(--border-accent);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-weight: 600;
  margin-left: 6px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
}
.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.925rem;
  font-weight: 500;
  transition: var(--transition);
}
.nav-link:hover {
  color: var(--text-primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.theme-toggle-btn {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}
.theme-toggle-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-strong);
}

/* Hero Section */
.hero {
  padding: 80px 0 60px;
  text-align: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: var(--accent-indigo-glow);
  border: 1px solid var(--border-accent);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.15);
}
.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-emerald);
  box-shadow: 0 0 10px var(--accent-emerald);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.hero-title {
  font-family: var(--font-display);
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}
.hero-title-gradient {
  background: linear-gradient(135deg, #ffffff 30%, var(--accent-indigo) 70%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
[data-theme="light"] .hero-title-gradient {
  background: linear-gradient(135deg, #0f172a 30%, var(--accent-indigo) 70%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 36px;
  font-weight: 400;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent-indigo), #4338ca);
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 34px -8px rgba(99, 102, 241, 0.5);
}
.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}
.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

/* Quick Install Box */
.install-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 8px 12px 8px 20px;
  display: inline-flex;
  align-items: center;
  gap: 16px;
  max-width: 580px;
  margin: 0 auto;
  box-shadow: 0 10px 25px -10px rgba(0, 0, 0, 0.3);
}
.install-tabs {
  display: flex;
  gap: 4px;
  background: var(--bg-page);
  padding: 3px;
  border-radius: var(--radius-sm);
}
.tab-btn {
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  background: transparent;
  color: var(--text-muted);
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition);
}
.tab-btn.active {
  background: var(--bg-surface);
  color: var(--text-primary);
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
.install-command {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--accent-cyan);
  white-space: nowrap;
}
.copy-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  font-size: 0.8rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}
.copy-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-strong);
}

/* Section Common */
.section {
  padding: 70px 0;
  border-top: 1px solid var(--border-subtle);
}
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 48px;
}
.section-tag {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-indigo);
  margin-bottom: 8px;
}
.section-title {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

/* Interactive Playground */
.playground-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.4);
}
.playground-toolbar {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.playground-source-selector {
  display: flex;
  align-items: center;
  gap: 12px;
}
.select-input, .text-input {
  background: var(--bg-page);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-family: var(--font-sans);
  outline: none;
  transition: var(--transition);
}
.select-input:focus, .text-input:focus {
  border-color: var(--accent-indigo);
  box-shadow: 0 0 0 2px var(--accent-indigo-glow);
}

.playground-query-bar {
  padding: 24px;
  display: flex;
  gap: 12px;
  align-items: center;
}
.query-input-wrapper {
  position: relative;
  flex: 1;
}
.query-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}
.query-input {
  width: 100%;
  background: var(--bg-page);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  padding: 14px 16px 14px 44px;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text-primary);
  outline: none;
  transition: var(--transition);
}
.query-input:focus {
  border-color: var(--accent-indigo);
  box-shadow: 0 0 0 3px var(--accent-indigo-glow);
}

/* Slicer Dynamic Gauge Bar */
.slicer-panel {
  padding: 0 24px 20px;
}
.slicer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-size: 0.875rem;
}
.slicer-label {
  font-weight: 600;
  color: var(--text-primary);
}
.slicer-stats {
  font-family: var(--font-mono);
  color: var(--accent-indigo);
  font-weight: 600;
}
.slicer-track {
  width: 100%;
  height: 8px;
  background: var(--bg-page);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
}
.slicer-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-indigo), var(--accent-cyan));
  width: 100%;
  border-radius: var(--radius-full);
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Anomaly Detector Widget */
.anomaly-widget {
  margin: 0 24px 20px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px;
}
.anomaly-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.anomaly-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
}
.anomaly-pill {
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}
.anomaly-pill.clean {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
}
.anomaly-pill.detected {
  background: rgba(244, 63, 94, 0.15);
  color: var(--accent-rose);
  animation: pulse 1.5s infinite;
}
.stat-chips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 10px;
}
.stat-chip {
  background: var(--bg-page);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}
.stat-chip-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
}
.stat-chip-value {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* Results Grid & Code Panel */
.playground-body {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  border-top: 1px solid var(--border-subtle);
  min-height: 420px;
}
@media (max-width: 900px) {
  .playground-body {
    grid-template-columns: 1fr;
  }
}
.results-pane {
  padding: 20px;
  max-height: 520px;
  overflow-y: auto;
}
.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.hit-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 12px;
  transition: var(--transition);
}
.hit-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-1px);
}
.hit-card.is-anomaly {
  border-left: 3px solid var(--accent-rose);
  background: rgba(244, 63, 94, 0.03);
}
.hit-title-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 6px;
}
.hit-title {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
}
.hit-score-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 2px 6px;
  background: var(--bg-page);
  border-radius: 4px;
  color: var(--accent-indigo);
  border: 1px solid var(--border-subtle);
}
.hit-snippet {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 10px;
  line-height: 1.4;
}
.hit-meta-row {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.75rem;
  color: var(--text-muted);
}
.meta-tag {
  background: var(--bg-page);
  padding: 2px 6px;
  border-radius: 4px;
}

/* Code Pane */
.code-pane {
  background: var(--code-bg);
  border-left: 1px solid var(--border-subtle);
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
}
.code-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.code-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.code-pre {
  font-family: var(--font-mono);
  font-size: 0.825rem;
  color: var(--code-text);
  overflow-x: auto;
  line-height: 1.5;
  white-space: pre-wrap;
  flex: 1;
}

/* Distribution Download Cards */
.download-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}
.download-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.download-card:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-glow);
  transform: translateY(-3px);
}
.download-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--accent-indigo-glow);
  color: var(--accent-indigo);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.download-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.download-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
  flex: 1;
}
.download-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* API Reference Accordion/Table */
.api-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.api-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  transition: var(--transition);
}
.api-item:hover {
  border-color: var(--border-accent);
}
.api-sig {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent-cyan);
  margin-bottom: 6px;
}
.api-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
}
.api-code-snippet {
  background: var(--code-bg);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 0.825rem;
  color: var(--code-text);
  overflow-x: auto;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  padding: 48px 0 24px;
  margin-top: 80px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 36px;
}
@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}
.footer-brand-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  max-width: 320px;
  margin-top: 12px;
}
.footer-col-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  margin-bottom: 14px;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  transition: var(--transition);
}
.footer-link:hover {
  color: var(--accent-indigo);
}
.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.825rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 12px;
}