/* === RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0a0a0e;
  --bg-2: #111116;
  --bg-3: #18181f;
  --fg: #e8e8e8;
  --fg-2: #a0a0a0;
  --fg-3: #666;
  --teal: #00e5c3;
  --teal-dim: rgba(0, 229, 195, 0.15);
  --amber: #ff8c42;
  --purple: #a78bfa;
  --border: rgba(255,255,255,0.06);
  --border-2: rgba(255,255,255,0.12);
  --font-sans: 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'DM Mono', 'Courier New', monospace;
}

html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4 { font-weight: 600; line-height: 1.2; }
a { color: inherit; text-decoration: none; }

/* === NAV === */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10, 10, 14, 0.8);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 0 40px;
}
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 60px;
}
.nav-logo { display: flex; align-items: center; gap: 8px; }
.logo-mark { font-size: 18px; color: var(--teal); }
.logo-text { font-weight: 700; font-size: 16px; letter-spacing: -0.02em; }
.nav-links { display: flex; gap: 32px; }
.nav-link { font-size: 14px; color: var(--fg-2); transition: color 0.2s; }
.nav-link:hover { color: var(--fg); }

/* === HERO === */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  padding: 120px 40px 80px;
  overflow: hidden;
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,229,195,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,195,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black, transparent);
}
.hero-inner {
  position: relative; max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px;
  align-items: center; width: 100%;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--teal-dim);
  border: 1px solid rgba(0,229,195,0.2);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 12px; color: var(--teal);
  font-family: var(--font-mono);
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}
.badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--teal);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}
.hero-headline {
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 700; letter-spacing: -0.03em;
  line-height: 1.08; margin-bottom: 24px;
}
.hero-headline em { font-style: normal; color: var(--teal); }
.hero-sub {
  font-size: 18px; color: var(--fg-2);
  line-height: 1.65; max-width: 480px; margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 16px; align-items: center; margin-bottom: 20px; flex-wrap: wrap; }
.btn-primary {
  display: inline-flex; align-items: center;
  background: var(--teal); color: #000;
  font-weight: 600; font-size: 14px;
  padding: 12px 24px; border-radius: 8px;
  transition: all 0.2s; letter-spacing: -0.01em;
}
.btn-primary:hover { background: #00d4b3; transform: translateY(-1px); }
.btn-primary.btn-secondary {
  background: transparent; color: var(--fg);
  border: 1px solid var(--border-2);
}
.btn-primary.btn-secondary:hover { border-color: var(--teal); color: var(--teal); background: transparent; }
.btn-ghost {
  display: inline-flex; align-items: center;
  color: var(--fg-2); font-size: 14px;
  padding: 12px 0; transition: color 0.2s;
}
.btn-ghost:hover { color: var(--fg); }
.btn-primary.large { padding: 16px 32px; font-size: 16px; }
.hero-live-counter {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--teal);
  background: var(--teal-dim);
  border: 1px solid rgba(0,229,195,0.2);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}
.hero-social-proof {
  display: flex; align-items: center; gap: 4px; flex-wrap: wrap;
}
.meta-item { font-size: 12px; color: var(--fg-3); font-family: var(--font-mono); }
.meta-sep { color: var(--fg-3); }

/* === AGENT MONITOR === */
.agent-monitor {
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 40px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(0,229,195,0.08);
}
.monitor-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-3);
}
.monitor-title { font-family: var(--font-mono); font-size: 11px; color: var(--fg-3); text-transform: uppercase; letter-spacing: 0.08em; }
.monitor-status { font-size: 11px; font-family: var(--font-mono); display: flex; align-items: center; gap: 6px; }
.monitor-status.online { color: var(--teal); }
.monitor-agents { padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.agent-card {
  display: flex; align-items: center; gap: 12px;
  background: var(--bg-3); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px 14px;
  transition: border-color 0.2s;
}
.agent-card.active { border-color: rgba(0,229,195,0.25); }
.agent-info { flex: 1; }
.agent-name { display: block; font-size: 13px; font-weight: 600; margin-bottom: 2px; }
.agent-task { display: block; font-size: 11px; color: var(--fg-3); font-family: var(--font-mono); }
.agent-badge { font-size: 10px; font-family: var(--font-mono); padding: 3px 8px; border-radius: 4px; font-weight: 500; }
.agent-badge.run { background: rgba(255,140,66,0.15); color: var(--amber); }
.agent-badge.online { background: var(--teal-dim); color: var(--teal); }
.agent-badge.idle { background: rgba(255,255,255,0.05); color: var(--fg-3); }
.monitor-log {
  border-top: 1px solid var(--border);
  padding: 14px 20px;
  display: flex; flex-direction: column; gap: 8px;
}
.log-line { display: flex; align-items: center; gap: 12px; }
.log-time { font-family: var(--font-mono); font-size: 10px; color: var(--fg-3); white-space: nowrap; }
.log-msg { font-family: var(--font-mono); font-size: 11px; color: var(--fg-2); }
.log-msg.ok { color: var(--teal); }
.monitor-footer {
  display: flex; align-items: center; gap: 8px;
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  background: var(--bg-3);
}
.uptime-label { font-family: var(--font-mono); font-size: 10px; color: var(--fg-3); }
.uptime-val { font-family: var(--font-mono); font-size: 14px; font-weight: 600; color: var(--teal); }

/* === MANIFESTO === */
.manifesto { padding: 100px 40px; border-top: 1px solid var(--border); }
.manifesto-inner { max-width: 800px; margin: 0 auto; }
.manifesto-eyebrow, .how-eyebrow, .features-eyebrow, .pricing-eyebrow {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--font-mono); font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--teal); margin-bottom: 20px;
}
.eyebrow-line { width: 24px; height: 1px; background: var(--teal); }
.manifesto-headline {
  font-size: clamp(28px, 4vw, 44px); font-weight: 700;
  letter-spacing: -0.02em; margin-bottom: 32px;
  line-height: 1.2;
}
.manifesto-body { display: flex; flex-direction: column; gap: 16px; margin-bottom: 60px; }
.manifesto-body p { font-size: 17px; color: var(--fg-2); line-height: 1.75; }
.manifesto-body strong { color: var(--fg); font-weight: 600; }
.manifesto-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; border-top: 1px solid var(--border); padding-top: 48px; }
.stat-number { display: block; font-size: 36px; font-weight: 700; color: var(--teal); letter-spacing: -0.03em; font-family: var(--font-mono); }
.stat-label { display: block; font-size: 12px; color: var(--fg-3); margin-top: 6px; line-height: 1.5; }

/* === WHY STACKR WINS === */
.why { padding: 100px 40px; border-top: 1px solid var(--border); }
.why-inner { max-width: 900px; margin: 0 auto; }
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
.why-card {
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: 12px;
  padding: 28px 24px;
  display: flex; flex-direction: column; gap: 12px;
}
.why-card-icon { width: 40px; height: 40px; color: var(--amber); margin-bottom: 4px; }
.why-card-title { font-size: 15px; font-weight: 600; }
.why-card-desc { font-size: 13px; color: var(--fg-2); line-height: 1.6; }
.why-stat {
  display: flex; align-items: center; justify-content: center;
  margin-top: 48px; padding-top: 32px;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono); font-size: 13px; color: var(--fg-3);
}
.why-stat strong { color: var(--teal); font-weight: 600; margin-right: 6px; }

/* === HOW === */
.how { padding: 100px 40px; background: var(--bg-2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.how-inner { max-width: 1200px; margin: 0 auto; }
.how-headline {
  font-size: clamp(28px, 4vw, 44px); font-weight: 700;
  letter-spacing: -0.02em; margin-bottom: 64px;
  line-height: 1.2;
}
.how-steps { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: start; gap: 0; }
.step { padding: 0 24px; }
.step-num { font-family: var(--font-mono); font-size: 11px; color: var(--teal); font-weight: 600; margin-bottom: 12px; }
.step-title { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.step-desc { font-size: 14px; color: var(--fg-2); line-height: 1.65; }
.step-visual { margin-top: 28px; }
.step-connector { width: 1px; background: var(--border-2); align-self: stretch; margin: 0 24px; }

/* Code block */
.code-block { background: var(--bg-3); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.code-header { background: var(--bg); padding: 8px 14px; font-family: var(--font-mono); font-size: 10px; color: var(--fg-3); border-bottom: 1px solid var(--border); }
.code-body { padding: 14px; font-family: var(--font-mono); font-size: 12px; line-height: 1.8; }
.code-key { color: var(--teal); }
.code-val { color: var(--fg); }
.code-comment { color: var(--fg-3); }

/* Pulse grid */
.pulse-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.pulse-dot { width: 20px; height: 20px; border-radius: 50%; background: rgba(255,255,255,0.06); }
.pulse-dot.active { background: var(--teal); box-shadow: 0 0 12px rgba(0,229,195,0.5); animation: dot-pulse 2s infinite; }
@keyframes dot-pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 12px rgba(0,229,195,0.5); }
  50% { opacity: 0.7; box-shadow: 0 0 20px rgba(0,229,195,0.8); }
}

/* Activity feed */
.activity-feed { display: flex; flex-direction: column; gap: 8px; }
.feed-item { display: flex; gap: 12px; font-family: var(--font-mono); font-size: 11px; align-items: center; }
.feed-time { color: var(--fg-3); min-width: 60px; }
.feed-text { color: var(--fg-2); }
.feed-item.done .feed-text { color: var(--teal); }

/* === FEATURES === */
.features { padding: 100px 40px; }
.features-inner { max-width: 1200px; margin: 0 auto; }
.features-headline {
  font-size: clamp(28px, 4vw, 44px); font-weight: 700;
  letter-spacing: -0.02em; margin-bottom: 60px;
  line-height: 1.2; max-width: 600px;
}
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: 16px; overflow: hidden; }
.feature-card { background: var(--bg-2); padding: 36px 32px; transition: background 0.2s; }
.feature-card:hover { background: var(--bg-3); }
.feature-icon { margin-bottom: 20px; }
.feature-title { font-size: 15px; font-weight: 600; margin-bottom: 10px; }
.feature-desc { font-size: 14px; color: var(--fg-2); line-height: 1.65; }

/* === PRICING === */
.pricing { padding: 100px 40px; background: var(--bg-2); border-top: 1px solid var(--border); }
.pricing-inner { max-width: 1200px; margin: 0 auto; }
.pricing-headline {
  font-size: clamp(28px, 4vw, 44px); font-weight: 700;
  letter-spacing: -0.02em; margin-bottom: 60px;
  line-height: 1.2;
}
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 32px; }
.plan { background: var(--bg-3); border: 1px solid var(--border-2); border-radius: 16px; padding: 32px; display: flex; flex-direction: column; position: relative; }
.plan.featured { border-color: var(--amber); box-shadow: 0 0 0 1px rgba(255,140,66,0.2), 0 20px 40px rgba(255,140,66,0.08); }
.plan-badge { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--amber); color: #000; font-size: 11px; font-weight: 600; padding: 4px 12px; border-radius: 999px; white-space: nowrap; }
.plan-name { font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; font-family: var(--font-mono); color: var(--fg-2); margin-bottom: 12px; }
.plan-price { display: flex; align-items: baseline; gap: 4px; margin-bottom: 8px; }
.price-amount { font-size: 40px; font-weight: 700; letter-spacing: -0.03em; font-family: var(--font-mono); }
.price-period { font-size: 14px; color: var(--fg-3); }
.plan-desc { font-size: 13px; color: var(--fg-3); margin-bottom: 28px; line-height: 1.5; }
.plan-features { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; flex: 1; }
.plan-features li { font-size: 13px; color: var(--fg-2); display: flex; align-items: center; gap: 8px; }
.plan-features li.dim { color: var(--fg-3); }
.check { color: var(--teal); font-weight: 600; }
.plan-cta { display: block; text-align: center; padding: 12px; border: 1px solid var(--border-2); border-radius: 8px; font-size: 14px; font-weight: 600; color: var(--fg-2); transition: all 0.2s; }
.plan-cta:hover { border-color: var(--teal); color: var(--teal); }
.plan-cta.primary { background: var(--amber); color: #000; border-color: var(--amber); }
.plan-cta.primary:hover { background: #e07a38; }
.plan-note { font-size: 11px; color: var(--fg-3); font-family: var(--font-mono); margin-bottom: 8px; }
.plan-beta-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--amber);
  background: rgba(255,140,66,0.12);
  border: 1px solid rgba(255,140,66,0.2);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 8px;
}
.plan-guarantee {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg-3);
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.pricing-note { font-size: 13px; color: var(--fg-3); text-align: center; }

/* === FAQ === */
.faq { padding: 100px 40px; background: var(--bg-2); border-top: 1px solid var(--border); }
.faq-inner { max-width: 720px; margin: 0 auto; }
.faq-eyebrow { display: flex; align-items: center; gap: 12px; font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--teal); margin-bottom: 20px; }
.faq-list { display: flex; flex-direction: column; gap: 0; border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item:last-child { border-bottom: none; }
.faq-q {
  padding: 20px 24px; font-size: 15px; font-weight: 600;
  cursor: pointer; display: flex; justify-content: space-between; align-items: center;
  background: var(--bg-3); transition: background 0.15s;
  user-select: none;
}
.faq-q:hover { background: var(--bg-2); }
.faq-a { padding: 0 24px 20px; font-size: 14px; color: var(--fg-2); line-height: 1.7; display: none; }
.faq-item.open .faq-a { display: block; }
.faq-toggle { font-size: 18px; color: var(--fg-3); transition: transform 0.2s; }
.faq-item.open .faq-toggle { transform: rotate(45deg); }

/* === TESTIMONIALS === */
.testimonials { display: flex; flex-direction: column; align-items: center; gap: 20px; margin-top: 40px; }
.testimonial {
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: 10px;
  padding: 20px 24px;
  max-width: 480px;
  text-align: left;
  width: 100%;
}
.testimonial-text { font-size: 14px; color: var(--fg-2); line-height: 1.65; margin-bottom: 10px; font-style: italic; }
.testimonial-author { font-size: 12px; color: var(--fg-3); font-family: var(--font-mono); }
.teams-counter { font-family: var(--font-mono); font-size: 12px; color: var(--fg-3); margin-top: 16px; }
.teams-counter strong { color: var(--teal); }

/* === CLOSING === */
.closing { padding: 120px 40px; border-top: 1px solid var(--border); text-align: center; }
.closing-inner { max-width: 700px; margin: 0 auto; }
.closing-headline {
  font-size: clamp(32px, 5vw, 56px); font-weight: 700;
  letter-spacing: -0.03em; margin-bottom: 24px;
  line-height: 1.1;
}
.closing-sub { font-size: 18px; color: var(--fg-2); line-height: 1.65; margin-bottom: 40px; }
.closing-cta { margin-bottom: 40px; }
.closing-trust { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.closing-trust > span { font-size: 12px; color: var(--fg-3); font-family: var(--font-mono); }
.trust-logos { display: flex; align-items: center; gap: 16px; }
.trust-logo-item { font-size: 14px; color: var(--fg-3); }
.trust-sep { color: var(--fg-3); font-size: 12px; }

/* === FOOTER === */
.footer { padding: 60px 40px; border-top: 1px solid var(--border); }
.footer-inner { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 32px; }
.footer-brand { display: flex; align-items: center; gap: 8px; }
.footer-tagline { font-size: 13px; color: var(--fg-3); max-width: 400px; }
.footer-links { display: flex; gap: 24px; }
.footer-links a { font-size: 13px; color: var(--fg-3); transition: color 0.2s; }
.footer-links a:hover { color: var(--fg-2); }
.footer-trust {
  grid-column: 1 / -1;
  display: flex; flex-wrap: wrap; gap: 20px; justify-content: center;
  border-top: 1px solid var(--border);
  padding-top: 20px; margin-top: 4px;
}
.footer-trust span { font-family: var(--font-mono); font-size: 11px; color: var(--fg-3); }
.footer-copy { grid-column: 1 / -1; text-align: center; font-size: 12px; color: var(--fg-3); font-family: var(--font-mono); }

/* === RESPONSIVE === */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .how-steps { grid-template-columns: 1fr; }
  .step-connector { display: none; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto 32px; }
  .why-grid { grid-template-columns: 1fr; max-width: 480px; margin: 48px auto 0; }
}
@media (max-width: 768px) {
  .nav { padding: 0 24px; }
  .nav-links { display: none; }
  .hero { padding: 100px 24px 60px; }
  .manifesto, .how, .features, .pricing, .closing, .footer, .why, .faq { padding-left: 24px; padding-right: 24px; }
  .features-grid { grid-template-columns: 1fr; }
  .manifesto-stats { grid-template-columns: 1fr; gap: 24px; }
  .why-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 20px; text-align: center; }
  .footer-links { justify-content: center; flex-wrap: wrap; }
  .footer-trust { justify-content: center; }
}
@media (max-width: 480px) {
  .hero-headline { font-size: 36px; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .plan { padding: 24px 20px; }
}