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

:root {
  --bg-dark: #0d1117;
  --bg-card: #161b22;
  --bg-card-hover: #1c2128;
  --accent-cyan: #00f2fe;
  --accent-blue: #4facfe;
  --accent-purple: #7f00ff;
  --text-main: #f0f6fc;
  --text-muted: #8b949e;
  --border-color: #30363d;
}

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

body {
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navbar */
.navbar {
  border-bottom: 1px solid var(--border-color);
  background: rgba(13, 17, 23, 0.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 16px 0;
}

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

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

.brand-title {
  font-size: 1.4rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-badge {
  background: rgba(0, 242, 254, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 242, 254, 0.3);
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
}

.nav-links {
  display: flex;
  gap: 24px;
  align-items: center;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s ease;
}

.nav-links a:hover,
.nav-links a.nav-active {
  color: var(--accent-cyan);
}

.btn-github {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 8px 16px;
  border-radius: 8px;
}

.btn-github:hover {
  border-color: var(--accent-cyan);
}

/* Hero Section */
.hero-section {
  padding: 80px 0 64px 0;
  text-align: center;
}

.hero-logo-wrapper {
  margin-bottom: 20px;
}

.hero-branding-logo {
  filter: drop-shadow(0 0 28px rgba(0, 242, 254, 0.45));
  transition: transform 0.3s ease;
}

.hero-branding-logo:hover {
  transform: scale(1.06) rotate(2deg);
}

.hero-badge-tag {
  display: inline-block;
  background: rgba(79, 172, 254, 0.1);
  color: var(--accent-blue);
  border: 1px solid rgba(79, 172, 254, 0.25);
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
}

.highlight-text {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue), var(--accent-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-motto {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 800px;
  margin: 0 auto 40px auto;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 48px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  color: #000;
  font-weight: 700;
  padding: 14px 28px;
  border-radius: 8px;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 242, 254, 0.3);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 8px;
  text-decoration: none;
  transition: border-color 0.2s ease;
}

.btn-secondary:hover {
  border-color: var(--accent-cyan);
}

.code-snippet-box {
  max-width: 420px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  text-align: left;
  font-family: 'Fira Code', monospace;
  font-size: 0.9rem;
}

/* Visualizer Section */
.visualizer-section {
  padding: 64px 0;
  background: rgba(22, 27, 34, 0.5);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 12px;
}

.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 40px;
}

.visualizer-card {
  max-width: 700px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 32px;
  text-align: center;
}

.viz-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 24px;
}

.viz-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.viz-value {
  font-size: 4rem;
  font-weight: 800;
  color: var(--accent-cyan);
}

.viz-controls {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 32px;
}

.btn-viz {
  padding: 12px 20px;
  font-size: 1rem;
  font-weight: 700;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease;
}

.btn-viz:active {
  transform: scale(0.96);
}

.btn-decrement {
  background: #ea4335;
  color: #fff;
}

.btn-reset {
  background: #5f6368;
  color: #fff;
}

.btn-increment {
  background: #34a853;
  color: #fff;
}

.viz-logs {
  text-align: left;
  background: #0d1117;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 16px;
}

.logs-title {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.logs-box {
  font-family: 'Fira Code', monospace;
  font-size: 0.85rem;
  color: var(--accent-cyan);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* Catalog Section */
.catalog-section {
  padding: 80px 0;
}

.package-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.package-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 24px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.package-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-cyan);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.card-icon {
  font-size: 1.8rem;
}

.card-version {
  background: rgba(255, 255, 255, 0.08);
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.card-link {
  color: var(--accent-cyan);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
}

.standalone-section {
  background: rgba(13, 17, 23, 0.6);
  border-top: 1px dashed var(--border-color);
  border-bottom: 1px dashed var(--border-color);
}

.section-badge {
  text-align: center;
  margin-bottom: 8px;
}

.section-badge span, .section-badge {
  display: inline-block;
  background: rgba(0, 242, 254, 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 242, 254, 0.25);
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.subsection-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin: 32px 0 16px 0;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 8px;
}

.spacer-vertical {
  height: 40px;
}

.tag-bloc {
  background: rgba(79, 172, 254, 0.15) !important;
  color: var(--accent-blue) !important;
  border: 1px solid rgba(79, 172, 254, 0.3);
}

.tag-signals {
  background: rgba(127, 0, 255, 0.15) !important;
  color: #b388ff !important;
  border: 1px solid rgba(127, 0, 255, 0.3);
}

.card-dx {
  font-size: 0.85rem;
  color: #d0d7de;
  background: rgba(0, 0, 0, 0.25);
  border-left: 3px solid var(--accent-cyan);
  padding: 8px 12px;
  border-radius: 4px;
  margin-bottom: 16px;
  line-height: 1.4;
}

.card-links-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.upstream-link {
  color: var(--accent-blue) !important;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border-color);
  padding: 40px 0;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-links a {
  color: var(--accent-blue);
  text-decoration: none;
}