:root {
  --bg: #0f1117;
  --fg: #e6e9f0;
  --accent: #f97316;
  --accent-light: #fbbf24;
  --card: #1c1f26;
  --mono: "JetBrains Mono", Menlo, Consolas, monospace;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Inter', var(--mono);
  background-color: var(--bg);
  color: var(--fg);
  line-height: 1.7;
  font-size: 16px;
}

#particles {
  position: fixed;
  width: 100%;
  height: 100%;
  z-index: -1;
  top: 0;
  left: 0;
}

header {
  padding: 4rem 1rem 2rem;
  text-align: center;
  background: linear-gradient(to bottom, #12141c, #0f1117);
}

h1 {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 1rem;
}

p {
  max-width: 740px;
  margin: 0 auto 1.5rem;
  color: #ccc;
}

main {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

section {
  margin-bottom: 3rem;
  opacity: 0;
  transform: translateY(20px);
}

h2 {
  color: var(--accent-light);
  font-size: 1.6rem;
  margin-bottom: 0.75rem;
  text-align: center;
}

pre {
  background: var(--card);
  padding: 1rem;
  border-radius: 10px;
  overflow-x: auto;
  font-size: 0.95rem;
  line-height: 1.5;
  margin-bottom: 1rem;
  color: #f1f1f1;
}

code {
  font-family: var(--mono);
}

ul {
  padding-left: 1.2rem;
}

li {
  margin-bottom: 0.75rem;
}

footer {
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.875rem;
  color: #888;
  border-top: 1px solid #222;
}

a {
  color: var(--accent-light);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
  color: var(--accent);
}

.footer-meta {
  margin-top: 1rem;
  opacity: 0.9;
}

.video-wrapper {
  display: flex;
  justify-content: center;
  padding: 2rem 0;
}

.video-wrapper iframe {
  width: 100%;
  max-width: 720px;
  height: 400px;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}