/* Reset & Base variables */
:root {
  --bg-color: #060913;
  --text-color: #e2e8f0;
  --text-muted: #94a3b8;
  --primary-color: #8b5cf6;
  --accent-color: #22d3ee;
  --accent-glow: rgba(34, 211, 238, 0.15);
  --card-bg: rgba(15, 23, 42, 0.45);
  --border-color: rgba(255, 255, 255, 0.08);
  --font-sans: 'Plus Jakarta Sans', sans-serif;
  --font-mono: 'Fira Code', monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Floating Decorative Blobs */
.blob {
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  filter: blur(100px);
  z-index: -1;
  opacity: 0.25;
  pointer-events: none;
}

.blob-1 {
  background-color: var(--primary-color);
  top: 10%;
  left: -10%;
}

.blob-2 {
  background-color: var(--accent-color);
  bottom: 20%;
  right: -10%;
}

/* Header & Nav */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(6, 9, 19, 0.7);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  padding: 16px 0;
}

.header-container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  width: 38px;
  height: 38px;
  filter: drop-shadow(0 0 10px rgba(139, 92, 246, 0.4));
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.logo:hover {
  transform: rotate(360deg) scale(1.1);
}

.logo-text {
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 2px;
  background: linear-gradient(to right, #fff, var(--text-muted));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

nav a {
  color: var(--text-color);
  text-decoration: none;
  margin-left: 28px;
  font-weight: 500;
  font-size: 15px;
  transition: color 0.3s;
}

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

nav a.github-link {
  background: linear-gradient(135deg, var(--primary-color), #6366f1);
  padding: 8px 16px;
  border-radius: 9999px;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.2);
}

nav a.github-link:hover {
  box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
  color: #fff;
}

/* Hero Section */
.hero {
  padding: 120px 0 80px 0;
}

.hero-container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
}

.hero-text {
  text-align: left;
}

.badge {
  display: inline-block;
  background-color: rgba(139, 92, 246, 0.15);
  border: 1px solid rgba(139, 92, 246, 0.3);
  color: #c084fc;
  padding: 6px 12px;
  border-radius: 9999px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

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

.hero p {
  font-size: 18px;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 600px;
}

.cta-buttons {
  display: flex;
  gap: 16px;
}

.btn {
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  font-size: 15px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: inline-block;
}

.btn-primary {
  background-color: var(--accent-color);
  color: #0f172a;
  box-shadow: 0 4px 14px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(34, 211, 238, 0.3);
}

.btn-secondary {
  border: 1px solid var(--border-color);
  color: var(--text-color);
  background-color: rgba(255, 255, 255, 0.03);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

/* Hero Preview Frame */
.hero-preview {
  display: flex;
  justify-content: center;
}

.preview-card {
  width: 100%;
  background-color: rgba(15, 23, 42, 0.85);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.preview-header {
  background-color: rgba(30, 41, 59, 0.5);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border-color);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.red { background-color: #ef4444; }
.yellow { background-color: #f59e0b; }
.green { background-color: #10b981; }

.preview-title {
  margin-left: auto;
  font-size: 12px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.preview-content {
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 14px;
  text-align: left;
  line-height: 1.5;
}

.keyword { color: #f472b6; }
.type { color: #60a5fa; }
.fn { color: #34d399; }
.name { color: #fbbf24; }
.comment { color: #64748b; }

/* Features */
.features {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header h2 {
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 16px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 16px;
}

.features-grid {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.feature-card {
  background-color: var(--card-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 40px;
  transition: all 0.3s;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(139, 92, 246, 0.3);
  box-shadow: 0 10px 30px rgba(139, 92, 246, 0.1);
}

.feature-icon {
  font-size: 36px;
  margin-bottom: 24px;
}

.feature-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 16px;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 15px;
}

/* Quickstart Installer */
.quickstart {
  padding: 80px 0;
}

.code-container {
  max-width: 800px;
  width: 90%;
  margin: 0 auto;
  background-color: #020617;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.code-header {
  background-color: rgba(15, 23, 42, 0.8);
  padding: 12px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 600;
}

.copy-btn {
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.2);
  color: var(--accent-color);
  padding: 4px 12px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
  font-size: 12px;
  transition: all 0.2s;
}

.copy-btn:hover {
  background-color: var(--accent-color);
  color: #000;
}

.code-container pre {
  padding: 24px;
  overflow-x: auto;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 15px;
  color: #38bdf8;
}

/* Sandbox Section */
.playground-section {
  padding: 100px 0;
}

.playground {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

.editor-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 8px;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 14px;
  padding: 10px 20px;
  cursor: pointer;
  transition: all 0.2s;
  border-radius: 6px;
}

.tab-btn:hover {
  color: var(--text-color);
  background-color: rgba(255, 255, 255, 0.03);
}

.tab-btn.active {
  color: var(--accent-color);
  background-color: rgba(34, 211, 238, 0.08);
}

.playground-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  height: 420px;
}

.code-area {
  background-color: rgba(15, 23, 42, 0.6);
  color: #f1f5f9;
  font-family: var(--font-mono);
  font-size: 14px;
  padding: 24px;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  resize: none;
  outline: none;
  line-height: 1.6;
}

.console-output {
  background-color: #020617;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
  overflow-y: auto;
  text-align: left;
}

.console-header {
  font-family: var(--font-sans);
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 16px;
  font-size: 13px;
  letter-spacing: 1px;
}

.console-output pre {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent-color);
  white-space: pre-wrap;
  line-height: 1.6;
}

/* Footer */
footer {
  border-top: 1px solid var(--border-color);
  padding: 60px 0;
  background-color: #030712;
  color: var(--text-muted);
  font-size: 14px;
}

.footer-container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Media Queries for Responsiveness */
@media (max-width: 900px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }
  .hero-text {
    text-align: center;
  }
  .cta-buttons {
    justify-content: center;
  }
  .playground-layout {
    grid-template-columns: 1fr;
    height: 600px;
  }
  .footer-container {
    flex-direction: column;
    gap: 16px;
  }
}