:root {
  --bg: #0b0f19;
  --bg-card: rgba(18, 24, 38, 0.7);
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(99, 102, 241, 0.4);
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --accent-primary: #6366f1;
  --accent-secondary: #38bdf8;
  --accent-glow: rgba(99, 102, 241, 0.25);
  --warning: #f59e0b;
}

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

body {
  font-family:
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  background-color: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

.glow-bg {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 500px;
  background: radial-gradient(
    circle,
    rgba(99, 102, 241, 0.18) 0%,
    rgba(56, 189, 248, 0.08) 50%,
    transparent 70%
  );
  pointer-events: none;
  z-index: 0;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(11, 15, 25, 0.8);
  border-bottom: 1px solid var(--border);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.brand-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.brand-icon.small {
  width: 24px;
  height: 24px;
}

.brand-name {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

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

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

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

.btn-github {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--text-primary) !important;
  transition: all 0.2s ease;
}

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

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

.hero {
  padding: 80px 0 60px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 20px;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.3);
  font-size: 0.85rem;
  font-weight: 500;
  color: #a5b4fc;
  margin-bottom: 24px;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #38bdf8;
  box-shadow: 0 0 8px #38bdf8;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  max-width: 840px;
  margin-bottom: 20px;
}

.gradient-text {
  background: linear-gradient(135deg, #a5b4fc 0%, #38bdf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 680px;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 40px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
  color: #ffffff;
  padding: 14px 28px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  box-shadow: 0 4px 20px var(--accent-glow);
  transition: all 0.2s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  padding: 14px 24px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  color: var(--text-primary);
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
}

.terminal-widget {
  background: #0f1422;
  border: 1px solid var(--border);
  border-radius: 12px;
  width: 100%;
  max-width: 440px;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.terminal-header {
  background: rgba(255, 255, 255, 0.02);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot.red {
  background: #ef4444;
}
.dot.yellow {
  background: #f59e0b;
}
.dot.green {
  background: #10b981;
}

.terminal-title {
  font-size: 0.75rem;
  color: #64748b;
  margin-left: 8px;
  font-weight: 500;
}

.terminal-body {
  padding: 12px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.95rem;
  color: #38bdf8;
}

.btn-copy {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  transition: all 0.2s ease;
}

.btn-copy:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.preview-section {
  margin: 40px 0 80px;
}

.preview-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  backdrop-filter: blur(16px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  transition: border-color 0.3s ease;
}

.preview-card:hover {
  border-color: var(--border-hover);
}

.preview-chrome {
  background: #0f1422;
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}

.preview-tabs {
  display: flex;
  align-items: center;
  gap: 16px;
}

.tab.active {
  background: rgba(99, 102, 241, 0.15);
  color: #a5b4fc;
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
}

.tab-label {
  font-size: 0.85rem;
  color: #64748b;
}

.preview-img {
  width: 100%;
  height: auto;
  display: block;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 50px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  margin-bottom: 80px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  backdrop-filter: blur(12px);
  transition: all 0.25s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.feature-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.25s ease;
}

.feature-icon-wrapper.radar {
  background: rgba(244, 63, 94, 0.12);
  color: #fb7185;
  border-color: rgba(244, 63, 94, 0.25);
}

.feature-icon-wrapper.zap {
  background: rgba(234, 179, 8, 0.12);
  color: #facc15;
  border-color: rgba(234, 179, 8, 0.25);
}

.feature-icon-wrapper.filter {
  background: rgba(56, 189, 248, 0.12);
  color: #38bdf8;
  border-color: rgba(56, 189, 248, 0.25);
}

.feature-icon-wrapper.diagram {
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
  border-color: rgba(16, 185, 129, 0.25);
}

.feature-icon-wrapper.shield {
  background: rgba(129, 140, 248, 0.12);
  color: #a5b4fc;
  border-color: rgba(129, 140, 248, 0.25);
}

.feature-icon-wrapper.compass {
  background: rgba(236, 72, 153, 0.12);
  color: #f472b6;
  border-color: rgba(236, 72, 153, 0.25);
}

.feature-card:hover .feature-icon-wrapper {
  transform: scale(1.08);
}

.feature-card h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.blast-radius-showcase {
  background: linear-gradient(
    135deg,
    rgba(18, 24, 38, 0.8) 0%,
    rgba(15, 23, 42, 0.6) 100%
  );
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 48px;
  margin: 60px 0 90px;
}

.showcase-content {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
  align-items: center;
}

@media (max-width: 900px) {
  .showcase-content {
    grid-template-columns: 1fr;
  }
}

.badge-tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.showcase-text h2 {
  font-size: 2rem;
  margin-bottom: 16px;
  line-height: 1.2;
}

.showcase-text p {
  color: var(--text-secondary);
  margin-bottom: 24px;
  font-size: 1rem;
}

.impact-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.3);
  padding: 10px 16px;
  border-radius: 8px;
  color: #fde68a;
  font-size: 0.95rem;
  font-weight: 600;
}

.warning-icon {
  color: #f59e0b;
}

.showcase-img {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.ecosystem {
  margin: 60px 0 100px;
}

.lang-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.lang-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: all 0.2s ease;
}

.lang-item:hover {
  border-color: rgba(56, 189, 248, 0.4);
  background: rgba(30, 41, 59, 0.5);
}

.lang-name {
  font-weight: 600;
  font-size: 1rem;
  color: #f1f5f9;
}

.lang-desc {
  font-size: 0.8rem;
  color: #94a3b8;
}

.footer {
  border-top: 1px solid var(--border);
  background: rgba(11, 15, 25, 0.95);
  padding: 40px 24px;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-copy {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: 8px;
}

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

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s ease;
}

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