:root {
  --bg: #0a0c10;
  --bg-soft: #11141b;
  --card: #141821;
  --border: #232838;
  --text: #e6e9ef;
  --muted: #9aa3b2;
  --rust: #e7711b;
  --rust-2: #f0903a;
  --node: #57c453;
  --accent: #7c9cff;
  --radius: 14px;
  --maxw: 1080px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

code,
pre {
  font-family: "SF Mono", "JetBrains Mono", "Fira Code", Menlo, Consolas,
    monospace;
}

a {
  color: inherit;
  text-decoration: none;
}

.bg-grid {
  position: fixed;
  inset: 0;
  z-index: 0;
  background-image: radial-gradient(
      circle at 20% -10%,
      rgba(231, 113, 27, 0.18),
      transparent 45%
    ),
    radial-gradient(circle at 90% 0%, rgba(87, 196, 83, 0.12), transparent 40%),
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: auto, auto, 48px 48px, 48px 48px;
  opacity: 0.5;
  mask-image: linear-gradient(to bottom, black, transparent 70%);
  pointer-events: none;
}

main,
.nav,
.footer {
  position: relative;
  z-index: 1;
}

/* NAV */
.nav {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-mark {
  font-size: 22px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  color: var(--muted);
  font-size: 15px;
}

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

.nav-cta {
  border: 1px solid var(--border);
  padding: 8px 14px;
  border-radius: 10px;
  color: var(--text) !important;
}

.nav-cta:hover {
  border-color: var(--rust);
}

/* HERO */
.hero {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 60px 24px 40px;
  text-align: center;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-soft);
  color: var(--muted);
  font-size: 13px;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--node);
  box-shadow: 0 0 10px var(--node);
}

h1 {
  font-size: clamp(36px, 6vw, 62px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin: 22px auto 18px;
  max-width: 820px;
}

.grad {
  background: linear-gradient(90deg, var(--rust), var(--rust-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead {
  color: var(--muted);
  font-size: clamp(16px, 2.2vw, 20px);
  max-width: 680px;
  margin: 0 auto 30px;
}

.install {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 12px 10px 18px;
}

.install code {
  color: var(--text);
  font-size: 15px;
}

.install code::before {
  content: "$ ";
  color: var(--muted);
}

.copy {
  background: var(--rust);
  color: #1a0f04;
  border: none;
  border-radius: 8px;
  padding: 8px 14px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.1s ease, background 0.2s ease;
}

.copy:hover {
  background: var(--rust-2);
}

.copy:active {
  transform: scale(0.96);
}

.copy.done {
  background: var(--node);
}

.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  margin: 28px 0 50px;
  flex-wrap: wrap;
}

.btn {
  padding: 12px 22px;
  border-radius: 11px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.1s ease, border 0.2s ease;
}

.btn:active {
  transform: translateY(1px);
}

.btn.primary {
  background: linear-gradient(90deg, var(--rust), var(--rust-2));
  color: #1a0f04;
}

.btn.ghost {
  border-color: var(--border);
  color: var(--text);
}

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

/* CODE CARD */
.hero-card,
.code-panel {
  text-align: left;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 30px 80px -40px rgba(0, 0, 0, 0.8);
}

.hero-card {
  max-width: 720px;
  margin: 0 auto;
}

.code-head {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
}

.d {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.d.red {
  background: #ff5f57;
}
.d.yellow {
  background: #febc2e;
}
.d.green {
  background: #28c840;
}

.code-title {
  margin-left: 10px;
  color: var(--muted);
  font-size: 13px;
}

pre {
  margin: 0;
  padding: 20px 22px;
  overflow-x: auto;
  font-size: 14px;
  line-height: 1.7;
}

pre code {
  color: #cdd3df;
}

.kw {
  color: #ff9d6c;
}
.str {
  color: #9ece6a;
}
.fn {
  color: #7dcfff;
}
.cm {
  color: #5a6373;
  font-style: italic;
}
.num {
  color: #ff9e64;
}

/* SECTIONS */
.section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 64px 24px;
}

.section h2 {
  font-size: clamp(26px, 4vw, 38px);
  letter-spacing: -0.02em;
  margin: 0 0 32px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.grid.three {
  grid-template-columns: repeat(3, 1fr);
}

.feature {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  transition: transform 0.15s ease, border 0.2s ease;
}

.feature:hover {
  transform: translateY(-3px);
  border-color: rgba(231, 113, 27, 0.5);
}

.feature .ic {
  font-size: 26px;
  margin-bottom: 8px;
}

.feature h3 {
  margin: 0 0 6px;
  font-size: 18px;
}

.feature p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.feature code {
  color: var(--rust-2);
  font-size: 13px;
  background: rgba(231, 113, 27, 0.08);
  padding: 1px 5px;
  border-radius: 5px;
}

.mini {
  padding: 14px 16px;
  font-size: 12.5px;
  background: var(--bg);
  border-radius: 10px;
  margin-top: 12px;
}

/* TABS */
.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.tab {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 8px 16px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 14px;
  font-family: inherit;
}

.tab.active {
  color: var(--text);
  border-color: var(--rust);
  background: rgba(231, 113, 27, 0.1);
}

.code-panel {
  display: none;
}

.code-panel.active {
  display: block;
}

/* PLATFORMS */
.platforms {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.chip {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 999px;
  padding: 8px 18px;
  color: var(--text);
  font-size: 14px;
}

/* ROADMAP */
.roadmap {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.roadmap li {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--node);
  border-radius: 10px;
  padding: 14px 18px;
  color: var(--text);
}

/* FOOTER */
.footer {
  max-width: var(--maxw);
  margin: 40px auto 0;
  padding: 30px 24px 50px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 14px;
}

.footer-links {
  display: flex;
  gap: 20px;
  align-items: center;
}

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

@media (max-width: 820px) {
  .nav-links a:not(.nav-cta) {
    display: none;
  }
  .grid,
  .grid.three,
  .roadmap {
    grid-template-columns: 1fr;
  }
}