@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;600;700&display=swap');

:root {
  --bg: #000000;
  --bg-card: #050505;
  --border: #0f2e1a;
  --border-active: #1a5c30;
  --text: #c8d6c8;
  --text-muted: #5a7a5a;
  --text-dim: #2a4a2a;
  --green: #00ff88;
  --green-dim: #00cc66;
  --green-glow: rgba(0, 255, 136, 0.08);
  --font: 'JetBrains Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  font-size: 13px;
}
a { color: var(--green-dim); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--green); }
img { max-width: 100%; height: auto; display: block; }
.container { max-width: 900px; margin: 0 auto; padding: 0 32px; }
.green { color: var(--green); }
.dim { color: var(--text-dim); margin-top: 8px; }

/* NAV */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(0, 0, 0, 0.95);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
}
.nav-inner {
  max-width: 900px; margin: 0 auto; padding: 0 32px;
  display: flex; align-items: center; justify-content: space-between;
  height: 52px;
}
.nav-logo {
  font-size: 18px; font-weight: 700; color: var(--green);
  text-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}
.nav-logo:hover { color: var(--green); }
.nav-links { display: flex; gap: 20px; }
.nav-links a { font-size: 12px; color: var(--text-muted); }
.nav-links a:hover { color: var(--green); }
.nav-actions { display: flex; gap: 10px; }
.nav-btn {
  padding: 5px 12px; border: 1px solid var(--border);
  font-size: 11px; color: var(--text-muted); font-family: var(--font);
  transition: border-color 0.2s, color 0.2s;
}
.nav-btn:hover { border-color: var(--green); color: var(--green); }
.nav-btn-primary { border-color: var(--green-dim); color: var(--green); }

/* HERO */
#hero { padding: 130px 0 60px; }
.hero-layout { display: grid; grid-template-columns: 0.6fr 1fr; gap: 48px; align-items: center; }
.hero-logo-wrap { display: flex; justify-content: center; }
.hero-logo {
  width: 200px; height: 200px;
  filter: drop-shadow(0 0 20px rgba(0, 255, 136, 0.15));
}
/* HERO DESC */
.hero-desc { margin-bottom: 20px; }
.hero-tagline { font-size: 16px; color: var(--text); font-weight: 600; margin-bottom: 6px; }
.hero-sub { font-size: 13px; color: var(--text-muted); }
.hero-sub a { color: var(--green); }

.hero-right { font-size: 13px; }
.terminal-line { color: var(--text-muted); margin-bottom: 16px; }
.prompt { color: var(--green-dim); }
.terminal-block { margin-bottom: 20px; }
.label { color: var(--text-muted); }
.agent-name { font-size: 32px; font-weight: 700; color: var(--green); text-shadow: 0 0 20px rgba(0, 255, 136, 0.3); }
.status-grid { margin-bottom: 20px; }
.status-row { padding: 3px 0; color: var(--text); }
.status-arrow { color: var(--green-dim); }
.cursor-blink { animation: blink 1s step-end infinite; color: var(--green); }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

/* SECTIONS */
section { padding: 72px 0; border-bottom: 1px solid var(--border); }
section h2 {
  font-size: 14px; font-weight: 600; color: var(--green);
  margin-bottom: 16px; letter-spacing: 0.02em;
}
section p { font-size: 13px; color: var(--text-muted); line-height: 1.8; margin-bottom: 10px; max-width: 600px; }

/* CA BOX */
.ca-box {
  margin-top: 24px; padding: 12px 16px;
  border: 1px solid var(--border);
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 12px;
}
.ca-label { color: var(--text-dim); }
.ca-value { color: var(--green); word-break: break-all; }
.ca-copy {
  padding: 4px 10px; border: 1px solid var(--border);
  background: transparent; color: var(--text-muted); font-family: var(--font);
  font-size: 11px; cursor: pointer; transition: all 0.2s;
}
.ca-copy:hover { border-color: var(--green); color: var(--green); }

/* STEPS */
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 24px; }
.step-box {
  padding: 20px; border: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 8px;
  transition: border-color 0.3s;
}
.step-box:hover { border-color: var(--green-dim); }
.step-num { font-size: 10px; color: var(--text-dim); }
.step-title { font-size: 13px; font-weight: 600; color: var(--green); }
.step-desc { font-size: 11px; color: var(--text-muted); }

/* ARCHITECTURE */
.arch-grid { margin-top: 16px; margin-bottom: 32px; }
.arch-row {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 0; border-bottom: 1px solid var(--border);
  font-size: 12px;
}
.arch-row:last-child { border-bottom: none; }
.arch-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); animation: pulse-dot 2s infinite; }
@keyframes pulse-dot { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }
.arch-name { color: var(--text); min-width: 160px; }
.arch-desc { color: var(--text-dim); flex: 1; }
.arch-status { color: var(--green); font-size: 11px; }

.code-block {
  margin-top: 24px; padding: 20px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  overflow-x: auto;
}
.code-block pre { font-size: 11px; color: var(--text-muted); line-height: 1.5; }

/* WHITEPAPER */
.wp-content { max-width: 700px; }
.wp-section { margin-bottom: 36px; padding-bottom: 36px; border-bottom: 1px solid var(--border); }
.wp-section:last-child { border-bottom: none; }
.wp-section h3 { font-size: 13px; font-weight: 600; color: var(--text); margin-bottom: 12px; }
.wp-section p { font-size: 13px; color: var(--text-muted); line-height: 1.8; margin-bottom: 10px; }
.wp-section ul { list-style: none; margin-bottom: 12px; }
.wp-section li {
  font-size: 12px; color: var(--text-muted); line-height: 1.8;
  padding-left: 16px; position: relative; margin-bottom: 4px;
}
.wp-section li::before { content: '>'; position: absolute; left: 0; color: var(--green-dim); }
.wp-section a { color: var(--green); }

/* FOOTER */
#footer { padding: 28px 0; border-top: 1px solid var(--border); }
.footer-inner {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 11px; color: var(--text-dim);
}
.footer-links { display: flex; gap: 16px; }
.footer-links a { font-size: 11px; }
.footer-brand { color: var(--text-muted); }
.footer-status { color: var(--text-dim); }

/* MOBILE */
@media (max-width: 768px) {
  .hero-layout { grid-template-columns: 1fr; text-align: center; }
  .hero-logo { width: 140px; height: 140px; }
  .hero-right { text-align: left; }
  .steps-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .arch-row { flex-wrap: wrap; }
  .arch-name { min-width: auto; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
}