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

:root {
  --bg: #050d1a;
  --bg-card: #080f1d;
  --bg-card-hover: #0b1425;
  --fg: #f0f4f8;
  --fg-muted: #8ba3be;
  --fg-dim: #4d6a8a;
  --accent: #b8ff3e;
  --accent-dim: #7ab530;
  --border: rgba(184, 255, 62, 0.12);
  --border-dim: rgba(255,255,255,0.06);
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', system-ui, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 {
  font-family: 'Syne', sans-serif;
  line-height: 1.1;
  font-weight: 700;
}

h1 { font-size: clamp(2.6rem, 6vw, 4.5rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); letter-spacing: -0.02em; }
h3 { font-size: 1.25rem; letter-spacing: -0.01em; }

p { font-size: 1rem; line-height: 1.7; }

.section-tag {
  display: inline-block;
  font-family: 'Syne', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 6rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 60%;
  height: 80%;
  background: radial-gradient(ellipse at center, rgba(184,255,62,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(184,255,62,0.08);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 0.35rem 1rem;
  margin-bottom: 1.5rem;
  font-size: 0.8rem;
  color: var(--accent);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  margin-bottom: 1.5rem;
  color: var(--fg);
}

.hero-lede {
  font-size: 1.2rem;
  color: var(--fg-muted);
  max-width: 520px;
  margin-bottom: 3rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.stat { display: flex; flex-direction: column; }

.stat-number {
  font-family: 'Syne', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-size: 0.78rem;
  color: var(--fg-dim);
  margin-top: 0.25rem;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-dim);
}

/* Agent Visual */
.hero-right {
  display: flex;
  justify-content: center;
  align-items: center;
}

.agent-visual {
  position: relative;
  width: 320px;
  height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.agent-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: radial-gradient(circle at 40% 40%, rgba(184,255,62,0.06) 0%, transparent 60%);
}

.agent-core {
  position: relative;
  z-index: 2;
  text-align: center;
  background: rgba(184,255,62,0.05);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2rem 2.5rem;
  backdrop-filter: blur(8px);
}

.agent-icon svg {
  width: 48px;
  height: 48px;
}

.agent-label {
  margin-top: 1rem;
  font-family: 'Syne', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--fg);
  line-height: 1.4;
}

.agent-label span {
  font-size: 0.75rem;
  color: var(--accent);
  display: block;
  margin-top: 0.25rem;
}

.orbit-track {
  position: absolute;
  border-radius: 50%;
  border: 1px dashed rgba(184,255,62,0.08);
}

.orbit-1 {
  inset: 30px;
  animation: spin 20s linear infinite;
}

.orbit-2 {
  inset: 70px;
  animation: spin 12s linear infinite reverse;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ===== MECHANICS ===== */
.mechanics {
  padding: 6rem 2rem;
  position: relative;
}

.mechanics::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-dim), transparent);
}

.mechanics-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 4rem;
}

.mechanics-header h2 { margin-bottom: 1rem; }
.mechanics-header p { color: var(--fg-muted); }

.mechanics-track {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.agent-card {
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 20px;
  padding: 2rem;
  transition: border-color 0.3s, transform 0.3s;
}

.agent-card:hover {
  border-color: var(--border);
  transform: translateY(-4px);
}

.agent-icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.agent-icon-green { background: rgba(184,255,62,0.1); color: var(--accent); }
.agent-icon-lime { background: rgba(184,255,62,0.18); color: #c8ff55; }

.agent-card h3 { margin-bottom: 0.75rem; }
.agent-card > p { color: var(--fg-muted); font-size: 0.92rem; margin-bottom: 1.5rem; }

.agent-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.agent-features li {
  font-size: 0.85rem;
  color: var(--fg-dim);
  padding-left: 1.25rem;
  position: relative;
}

.agent-features li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent-dim);
  font-size: 0.8rem;
}

/* ===== MANIFESTO ===== */
.manifesto {
  padding: 6rem 2rem;
  background: var(--bg-card);
  position: relative;
}

.manifesto::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-dim), transparent);
}

.manifesto-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.manifesto-left {}
.manifesto-left .section-tag { margin-bottom: 2rem; }

blockquote {
  font-family: 'Syne', sans-serif;
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--fg-muted);
  line-height: 1.5;
  font-style: italic;
  border-left: 2px solid var(--accent);
  padding-left: 1.5rem;
}

.manifesto-right .section-tag { margin-bottom: 1.5rem; }
.manifesto-body {
  color: var(--fg-muted);
  margin-bottom: 2.5rem;
  font-size: 1.05rem;
}

.manifesto-contrast { display: flex; flex-direction: column; gap: 1rem; }

.contrast-item {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 0.75rem;
  align-items: start;
}

.contrast-item .cross {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255,80,80,0.1);
  color: #ff8080;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.contrast-item .check {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(184,255,62,0.1);
  color: var(--accent);
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.contrast-item p { font-size: 0.9rem; color: var(--fg-dim); line-height: 1.5; }

/* ===== PRICING ===== */
.pricing {
  padding: 6rem 2rem;
  position: relative;
}

.pricing::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-dim), transparent);
}

.pricing-inner {
  max-width: 900px;
  margin: 0 auto;
}

.pricing-header {
  text-align: center;
  margin-bottom: 3rem;
}

.pricing-header h2 { margin-bottom: 0.75rem; }
.pricing-header p { color: var(--fg-muted); }

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  overflow: hidden;
}

.pricing-top {
  padding: 3rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 3rem;
  align-items: start;
}

.price-amount {
  font-family: 'Syne', sans-serif;
  font-size: 4rem;
  font-weight: 800;
  color: var(--fg);
  line-height: 1;
}

.price-period {
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--fg-muted);
}

.price-note {
  font-size: 0.85rem;
  color: var(--fg-dim);
  margin-top: 0.5rem;
}

.plan-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.plan-feature {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.88rem;
  color: var(--fg-muted);
}

.plan-feature svg { flex-shrink: 0; }

.pricing-guarantee {
  border-top: 1px solid var(--border-dim);
  padding: 1.5rem 3rem;
  background: rgba(184,255,62,0.03);
}

.guarantee-badge {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.guarantee-badge strong {
  display: block;
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.guarantee-badge p { font-size: 0.82rem; color: var(--fg-dim); }

/* ===== FOOTER ===== */
footer {
  padding: 4rem 2rem 2rem;
  border-top: 1px solid var(--border-dim);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border-dim);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.footer-brand p {
  font-size: 0.88rem;
  color: var(--fg-dim);
  max-width: 360px;
}

.footer-links {
  display: flex;
  gap: 4rem;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-col-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-dim);
  margin-bottom: 0.25rem;
}

.footer-col a {
  font-size: 0.88rem;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-col a:hover { color: var(--fg); }

.footer-bottom {
  max-width: 1200px;
  margin: 2rem auto 0;
}

.footer-bottom p { font-size: 0.8rem; color: var(--fg-dim); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 3rem; }
  .hero-right { display: none; }
  .mechanics-track { grid-template-columns: 1fr; }
  .manifesto-inner { grid-template-columns: 1fr; gap: 3rem; }
  .pricing-top { grid-template-columns: 1fr; gap: 2rem; }
  .plan-features { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer-links { gap: 2rem; }
}

@media (max-width: 480px) {
  .hero { padding: 5rem 1.25rem 3rem; }
  .mechanics, .manifesto, .pricing { padding: 4rem 1.25rem; }
  .hero-stats { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .stat-divider { display: none; }
  h1 { font-size: 2.2rem; }
  .agent-visual { display: none; }
}