@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@400;500;600&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  --bg-primary: #080c14;
  --bg-secondary: #0f172a;
  --bg-tertiary: #1e293b;
  --bg-card: rgba(15, 23, 42, 0.8);
  --bg-card-hover: rgba(30, 41, 59, 0.9);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-highlight: rgba(59, 130, 246, 0.3);
  --border-focus: #3b82f6;
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --accent-blue: #3b82f6;
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  --accent-purple: #a855f7;
  
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'Fira Code', monospace;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 16px -2px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 30px -5px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 25px -5px rgba(59, 130, 246, 0.3);
  
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-main);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

/* ── Container & Layout ────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Navbar ───────────────────────────────────────────────────────────────── */
.navbar {
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(8, 12, 20, 0.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
}

.logo-badge {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  color: #fff;
  font-weight: 800;
  font-size: 16px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  box-shadow: 0 2px 10px rgba(59, 130, 246, 0.4);
}

.logo-badge-img {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 12px rgba(6, 182, 212, 0.35);
  border: 1px solid rgba(6, 182, 212, 0.4);
  background: #080c14;
  flex-shrink: 0;
}

.logo-badge-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.logo-text {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.logo-text span {
  color: var(--accent-cyan);
}

.nav-tagline {
  font-size: 12px;
  color: var(--text-muted);
  border-left: 1px solid var(--border-subtle);
  padding-left: 12px;
  display: none;
}

@media (min-width: 768px) {
  .nav-tagline {
    display: inline-block;
  }
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

@media (max-width: 640px) {
  .nav-hide-mobile {
    display: none !important;
  }
}

.btn-secondary {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

/* ── Hero Section ─────────────────────────────────────────────────────────── */
.hero {
  padding: 64px 0 40px;
  text-align: center;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.25);
  color: var(--accent-cyan);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 20px;
}

.hero-title {
  font-size: 42px;
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.15;
  margin-bottom: 16px;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 54px;
  }
}

.hero-subtitle {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 36px;
  line-height: 1.6;
}

/* ── Search & Scan Box ────────────────────────────────────────────────────── */
.search-container {
  max-width: 800px;
  margin: 0 auto 48px;
}

.search-bar-wrapper {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}

.search-bar-wrapper:focus-within {
  border-color: var(--accent-blue);
  box-shadow: var(--shadow-glow);
}

.search-icon {
  color: var(--text-muted);
  font-size: 18px;
  margin-left: 8px;
}

.search-input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 16px;
  font-family: var(--font-main);
  outline: none;
  padding: 8px 0;
}

.search-input::placeholder {
  color: var(--text-muted);
}

.btn-primary {
  background: var(--accent-blue);
  color: #fff;
  border: none;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary:hover {
  background: #2563eb;
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Filter Chips */
.filter-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
}

.chip {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition);
}

.chip:hover, .chip.active {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.2);
}

.chip.active {
  border-color: var(--accent-blue);
  color: var(--accent-cyan);
}

/* ── Section Headers ──────────────────────────────────────────────────────── */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 24px;
}

.section-title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.section-desc {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ── Repositories Grid ────────────────────────────────────────────────────── */
.repos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
  margin-bottom: 64px;
}

.repo-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition);
  text-decoration: none;
  color: inherit;
  backdrop-filter: blur(8px);
}

.repo-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.18);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 10px;
}

.repo-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
}

.repo-slug {
  font-size: 12px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.lang-tag {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
}

.lang-tag.Python { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.lang-tag.TypeScript { background: rgba(6, 182, 212, 0.15); color: #22d3ee; }
.lang-tag.Go { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.lang-tag.Rust { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }

.repo-desc {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.stat-badge {
  font-size: 11px;
  color: var(--text-muted);
  background: rgba(0, 0, 0, 0.2);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}

.stat-badge strong {
  color: var(--text-primary);
}

.card-behaviors {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.behavior-pill {
  font-size: 11px;
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.15);
  color: #93c5fd;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

/* ── Upgraded Report / Detail Page ────────────────────────────────────────── */
.report-header {
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  border-bottom: 1px solid var(--border-subtle);
  padding: 40px 0 32px;
  margin-bottom: 32px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  margin-bottom: 20px;
  transition: var(--transition);
}

.back-link:hover {
  color: var(--accent-cyan);
}

.report-title-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.report-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
}

/* Executive TL;DR Hero Card */
.executive-hero-card {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.9), rgba(30, 41, 59, 0.6));
  border: 1px solid rgba(59, 130, 246, 0.25);
  border-left: 4px solid var(--accent-cyan);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  margin-bottom: 32px;
  box-shadow: 0 8px 24px -6px rgba(0, 0, 0, 0.4);
}

.executive-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(6, 182, 212, 0.12);
  color: var(--accent-cyan);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 10px;
}

.executive-summary-text {
  font-size: 16px;
  line-height: 1.65;
  color: var(--text-primary);
  font-weight: 500;
}

/* Architecture Health Scorecard */
.health-scorecard {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 32px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 768px) {
  .health-scorecard {
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
  }
}

.health-meter-box {
  border-right: none;
  padding-right: 0;
}

@media (min-width: 768px) {
  .health-meter-box {
    border-right: 1px solid var(--border-subtle);
    padding-right: 24px;
  }
}

.health-title {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.health-rating-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.health-badge {
  font-size: 18px;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
}

.health-badge.loose {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.health-badge.moderate {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-amber);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.health-badge.dense {
  background: rgba(244, 63, 94, 0.15);
  color: var(--accent-rose);
  border: 1px solid rgba(244, 63, 94, 0.3);
}

.health-explain {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Stat Grid */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px;
}

.stat-box {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 16px;
}

.stat-box-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
}

.stat-box-value {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  margin-top: 2px;
}

/* ── Beginner Roadmap ("Where to Start Reading") ───────────────────────────── */
.roadmap-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-bottom: 32px;
}

.roadmap-header {
  margin-bottom: 20px;
}

.roadmap-steps {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.roadmap-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: var(--transition);
}

.roadmap-card:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(6, 182, 212, 0.4);
  transform: translateX(4px);
}

.step-num-badge {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.3);
  color: var(--accent-cyan);
  font-weight: 800;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-content {
  flex: 1;
}

.step-title {
  font-weight: 700;
  font-size: 15px;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.step-filepath {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent-cyan);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.step-filepath:hover {
  text-decoration: underline;
  color: #67e8f9;
}

.step-action-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
  flex-shrink: 0;
}

.step-action-btn:hover {
  background: var(--accent-blue);
  color: #fff;
  border-color: var(--accent-blue);
}

/* ── Behavioral Capability Bars ───────────────────────────────────────────── */
.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.cap-card {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px 18px;
}

.cap-name {
  font-weight: 700;
  font-size: 14px;
  color: var(--text-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cap-bar-track {
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-full);
  height: 6px;
  margin: 10px 0 6px;
  overflow: hidden;
}

.cap-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  border-radius: var(--radius-full);
}

.cap-meta {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-muted);
}

/* ── Subsystem Visual Cards ───────────────────────────────────────────────── */
.subsystems-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 16px;
  margin-top: 18px;
}

.subsystem-card {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition);
}

.subsystem-card:hover {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(30, 41, 59, 0.7);
  box-shadow: var(--shadow-md);
}

.subsystem-card-top {
  margin-bottom: 14px;
}

.subsystem-card-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}

.subsystem-units-badge {
  font-size: 11px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-weight: 600;
  white-space: nowrap;
}

.subsystem-card-desc {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 6px;
  line-height: 1.5;
}

.subsystem-files-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  font-weight: 700;
  margin-bottom: 6px;
}

.subsystem-file-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.github-file-link {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 6px;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.2);
  transition: var(--transition);
}

.github-file-link:hover {
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.1);
}

/* ── Interactive Subsystem Architecture Map Canvas ────────────────────────── */
.arch-canvas-wrapper {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-lg);
  margin-top: 16px;
}

.arch-canvas-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 10;
  position: relative;
}

.arch-canvas-legend {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 12px;
  color: var(--text-secondary);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.arch-canvas-controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

.canvas-ctrl-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 14px;
  transition: var(--transition);
}

.canvas-ctrl-btn:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.arch-svg-viewport {
  width: 100%;
  height: 480px;
  background: radial-gradient(circle at 50% 50%, rgba(30, 41, 59, 0.5) 0%, rgba(15, 23, 42, 0.95) 100%);
  cursor: grab;
  user-select: none;
  display: block;
}

.arch-svg-viewport:active {
  cursor: grabbing;
}

/* SVG Node Styles */
.svg-node {
  cursor: pointer;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease;
}

.svg-node rect.node-bg {
  fill: #1e293b;
  stroke: rgba(255, 255, 255, 0.12);
  stroke-width: 1.5;
  rx: 8;
  ry: 8;
  transition: fill 0.2s ease, stroke 0.2s ease, filter 0.2s ease;
}

.svg-node:hover rect.node-bg,
.svg-node.active rect.node-bg {
  stroke: var(--accent-cyan);
  fill: #273549;
  filter: drop-shadow(0 0 12px rgba(6, 182, 212, 0.4));
}

.svg-node.upstream rect.node-bg {
  stroke: var(--accent-emerald);
  filter: drop-shadow(0 0 10px rgba(16, 185, 129, 0.35));
}

.svg-node.downstream rect.node-bg {
  stroke: var(--accent-blue);
  filter: drop-shadow(0 0 10px rgba(59, 130, 246, 0.35));
}

.svg-node.dimmed {
  opacity: 0.25;
}

.svg-node text.node-title {
  fill: #f8fafc;
  font-size: 13px;
  font-weight: 700;
  font-family: var(--font-main);
  pointer-events: none;
}

.svg-node text.node-role {
  fill: #94a3b8;
  font-size: 11px;
  font-weight: 500;
  font-family: var(--font-main);
  pointer-events: none;
}

.svg-node text.node-units {
  fill: #38bdf8;
  font-size: 10px;
  font-weight: 600;
  font-family: var(--font-mono);
  pointer-events: none;
}

/* SVG Link Styles */
.svg-link {
  fill: none;
  stroke: rgba(148, 163, 184, 0.25);
  stroke-width: 1.5;
  transition: stroke 0.25s ease, stroke-width 0.25s ease, opacity 0.25s ease;
}

.svg-link.active-link {
  stroke: var(--accent-cyan);
  stroke-width: 2.5;
  stroke-dasharray: 6 3;
  animation: linkPulse 1.2s linear infinite;
  filter: drop-shadow(0 0 6px rgba(6, 182, 212, 0.6));
}

.svg-link.dimmed {
  opacity: 0.1;
}

@keyframes linkPulse {
  to {
    stroke-dashoffset: -18;
  }
}

/* Canvas Inspector Drawer */
.arch-inspector-drawer {
  position: absolute;
  bottom: 16px;
  right: 16px;
  max-width: 380px;
  width: calc(100% - 32px);
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-lg);
  z-index: 20;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.arch-inspector-drawer.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
}

.inspector-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.inspector-title {
  font-size: 15px;
  font-weight: 800;
  color: var(--text-primary);
}

.inspector-role {
  font-size: 12px;
  color: var(--accent-cyan);
  font-weight: 600;
}

.inspector-desc {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-top: 6px;
  margin-bottom: 12px;
}

.inspector-connections {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 11px;
  color: var(--text-muted);
  border-top: 1px solid var(--border-subtle);
  padding-top: 10px;
  margin-bottom: 12px;
}

.inspector-action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 8px 12px;
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.4);
  color: var(--accent-cyan);
  font-size: 12px;
  font-weight: 700;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
}

.inspector-action-btn:hover {
  background: var(--accent-cyan);
  color: #0f172a;
}

/* ── Footer ───────────────────────────────────────────────────────────────── */
.footer {
  margin-top: auto;
  border-top: 1px solid var(--border-subtle);
  padding: 32px 0;
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
}

.footer a {
  color: var(--text-secondary);
  text-decoration: none;
}

.footer a:hover {
  color: var(--text-primary);
}

/* Loader */
.spinner {
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-top: 3px solid var(--accent-blue);
  border-radius: 50%;
  width: 20px;
  height: 20px;
  animation: spin 0.8s linear infinite;
  display: inline-block;
  vertical-align: middle;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ── Share Button & Modal Styles ─────────────────────────────────────────── */
.btn-share {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.btn-share:hover {
  background: rgba(59, 130, 246, 0.15);
  border-color: var(--accent-blue);
  color: var(--accent-cyan);
  transform: translateY(-1px);
}

.card-share-btn {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.card-share-btn:hover {
  background: rgba(59, 130, 246, 0.15);
  border-color: var(--accent-blue);
  color: var(--text-primary);
}

.share-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(8, 12, 20, 0.75);
  backdrop-filter: blur(8px);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.share-modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.share-modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 540px;
  padding: 24px;
  box-shadow: var(--shadow-lg), 0 0 30px rgba(59, 130, 246, 0.15);
  transform: scale(0.95);
  transition: transform 0.2s ease;
  position: relative;
}

.share-modal-backdrop.active .share-modal {
  transform: scale(1);
}

.share-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 14px;
  margin-bottom: 18px;
}

.share-modal-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.share-modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.share-modal-close:hover {
  background: rgba(244, 63, 94, 0.15);
  color: var(--accent-rose);
}

.share-section {
  margin-bottom: 18px;
}

.share-section-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.share-copy-box {
  display: flex;
  gap: 8px;
}

.share-input {
  flex: 1;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  color: var(--text-primary);
  font-size: 13px;
  font-family: var(--font-mono);
  outline: none;
  transition: var(--transition);
}

.share-input:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.btn-copy {
  background: var(--accent-blue);
  border: 1px solid var(--accent-blue);
  color: #fff;
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  transition: var(--transition);
}

.btn-copy:hover {
  background: #2563eb;
}

.btn-copy.copied {
  background: var(--accent-emerald);
  border-color: var(--accent-emerald);
}

.share-social-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.share-social-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: var(--transition);
}

.share-social-btn:hover {
  color: var(--text-primary);
  border-color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.1);
  transform: translateY(-1px);
}

.share-badge-preview {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
}

.share-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--bg-secondary);
  border: 1px solid var(--accent-emerald);
  box-shadow: var(--shadow-lg), 0 0 20px rgba(16, 185, 129, 0.2);
  color: var(--text-primary);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 1000;
  transform: translateY(100px);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.share-toast.show {
  transform: translateY(0);
  opacity: 1;
}