@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap");

:root {
  --primary: #a3e635;
  --primary-light: #d9f99d;
  --primary-dim: rgba(163, 230, 53, 0.12);
  --primary-glow: rgba(163, 230, 53, 0.35);

  --bg: #0a0a0a;
  --bg-2: #111111;
  --bg-3: #1a1a1a;
  --bg-4: #222222;
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(163, 230, 53, 0.3);

  --text: #f5f5f5;
  --text-2: #a1a1aa;
  --text-3: #71717a;

  --radius: 12px;
  --radius-lg: 20px;
  --nav-height: 64px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--primary-light);
}

/* ── Nav ─────────────────────────────────────────────── */

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 100;
  display: flex;
  align-items: center;
  padding: 0 2rem;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition:
    background 0.3s,
    border-color 0.3s,
    backdrop-filter 0.3s;
}

nav.scrolled {
  background: rgba(10, 10, 10, 0.85);
  border-color: var(--border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.nav-inner {
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
}

.nav-brand span {
  color: var(--primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-2);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

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

/* ── Hero ────────────────────────────────────────────── */

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--nav-height) + 4rem) 2rem 6rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, var(--primary-glow) 0%, transparent 65%);
  pointer-events: none;
  z-index: 0;
}

.hero > * {
  position: relative;
  z-index: 1;
}

.hero-icon {
  width: 192px;
  height: 192px;
  border-radius: 44px;
  object-fit: cover;
  margin-bottom: 2rem;
  box-shadow:
    0 0 0 1px var(--border),
    0 8px 48px var(--primary-glow);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--primary-dim);
  border: 1px solid var(--border-hover);
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 1.25rem;
  max-width: 720px;
}

.hero h1 em {
  font-style: normal;
  color: var(--primary);
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-2);
  max-width: 560px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 2.5rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: var(--primary);
  color: #000;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.7rem 1.5rem;
  border-radius: 8px;
  transition:
    background 0.2s,
    box-shadow 0.2s,
    transform 0.1s;
}

.btn-primary:hover {
  background: var(--primary-light);
  color: #000;
  box-shadow: 0 4px 24px var(--primary-glow);
  transform: translateY(-1px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: transparent;
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.7rem 1.5rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  transition:
    border-color 0.2s,
    background 0.2s,
    transform 0.1s;
}

.btn-secondary:hover {
  border-color: var(--border-hover);
  background: var(--primary-dim);
  color: var(--text);
  transform: translateY(-1px);
}

.hero-command {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 1.25rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.9rem;
  color: var(--primary);
  margin-bottom: 3rem;
}

.hero-command .copy-btn {
  position: static;
  opacity: 1;
  flex-shrink: 0;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
}

.hero-stat strong {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary);
}

.hero-stat span {
  font-size: 0.8rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ── Sections ────────────────────────────────────────── */

section {
  padding: 6rem 2rem;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-2);
  max-width: 540px;
  margin-bottom: 3.5rem;
  line-height: 1.7;
}

/* ── Features Grid ───────────────────────────────────── */

#features {
  background: var(--bg-2);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.25rem;
}

.feature-card {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition:
    border-color 0.2s,
    box-shadow 0.2s,
    transform 0.2s;
}

.feature-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 4px 32px var(--primary-dim);
  transform: translateY(-2px);
}

.feature-icon {
  font-size: 1.6rem;
  margin-bottom: 1rem;
  display: block;
}

.feature-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.6;
}

/* ── Code Blocks ─────────────────────────────────────── */

.code-block {
  position: relative;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 1rem;
  background: var(--bg-4);
  border-bottom: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--text-3);
  font-family: "JetBrains Mono", monospace;
}

.code-dots {
  display: flex;
  gap: 6px;
}

.code-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border);
}

.code-dots span:nth-child(1) {
  background: #ff5f57;
}
.code-dots span:nth-child(2) {
  background: #febc2e;
}
.code-dots span:nth-child(3) {
  background: #28c840;
}

pre {
  padding: 1.5rem;
  overflow-x: auto;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.875rem;
  line-height: 1.7;
}

code {
  color: var(--text);
}

.token-cmd {
  color: var(--primary);
}
.token-comment {
  color: var(--text-3);
}
.token-output {
  color: var(--text-2);
}
.token-string {
  color: #86efac;
}

.copy-btn {
  background: var(--bg-4);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-3);
  cursor: pointer;
  font-size: 0.75rem;
  font-family: "Inter", sans-serif;
  padding: 0.3rem 0.65rem;
  transition:
    color 0.2s,
    border-color 0.2s,
    background 0.2s;
}

.copy-btn:hover {
  color: var(--primary);
  border-color: var(--border-hover);
  background: var(--primary-dim);
}

.code-block .copy-btn {
  position: absolute;
  top: 0.65rem;
  right: 0.75rem;
  opacity: 0;
  transition:
    opacity 0.2s,
    color 0.2s,
    border-color 0.2s,
    background 0.2s;
}

.code-block:hover .copy-btn {
  opacity: 1;
}

/* ── Quick Start ─────────────────────────────────────── */

#quickstart {
  background: var(--bg);
}

/* ── CLI Reference ───────────────────────────────────── */

#reference {
  background: var(--bg-2);
}

.cli-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.cli-tab {
  padding: 0.45rem 1rem;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-3);
  transition: all 0.2s;
}

.cli-tab.active,
.cli-tab:hover {
  background: var(--primary-dim);
  border-color: var(--border-hover);
  color: var(--primary);
}

.cli-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.cli-row {
  display: grid;
  grid-template-columns: minmax(220px, auto) 1fr;
  gap: 1.5rem;
  align-items: start;
  padding: 1rem 1.25rem;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.2s;
}

.cli-row:hover {
  border-color: var(--border-hover);
}

.cli-key {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
  color: var(--primary);
  word-break: break-all;
}

.cli-desc {
  font-size: 0.9rem;
  color: var(--text-2);
}

.cli-section-title {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 2rem 0 0.75rem;
}

.cli-section-title:first-child {
  margin-top: 0;
}

/* ── Keybindings Table ───────────────────────────────── */

.kbd {
  display: inline-flex;
  align-items: center;
  background: var(--bg-4);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 0.15rem 0.4rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  color: var(--text-2);
  line-height: 1.4;
}

/* ── Reveal animations ───────────────────────────────── */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.55s ease,
    transform 0.55s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ── Footer ──────────────────────────────────────────── */

footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 3rem 2rem;
  text-align: center;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.footer-brand {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
}

.footer-brand span {
  color: var(--primary);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  color: var(--text-3);
  font-size: 0.875rem;
  transition: color 0.2s;
}

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

.footer-copy {
  color: var(--text-3);
  font-size: 0.8rem;
}

/* ── Responsive ──────────────────────────────────────── */

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hero h1 {
    font-size: 2.2rem;
  }
  .hero-desc {
    font-size: 1rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .cli-row {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .hero-stats {
    gap: 1.5rem;
  }

  section {
    padding: 4rem 1.25rem;
  }
}