:root {
  --bg: #080808;
  --bg-2: #111111;
  --fg: #F5F0E8;
  --fg-2: #A8A39A;
  --accent: #F59E0B;
  --accent-dim: rgba(245, 158, 11, 0.15);
  --gold: #D4AF37;
  --border: rgba(245, 158, 11, 0.18);
}

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

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

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

/* NAV */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.25rem 2rem;
  backdrop-filter: blur(12px);
  background: rgba(8, 8, 8, 0.7);
  border-bottom: 1px solid var(--border);
}
.nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.nav__tagline {
  font-size: 0.8rem;
  color: var(--fg-2);
  font-weight: 300;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* SECTION LABELS */
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 7rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(245,158,11,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero__inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.hero__content { display: flex; flex-direction: column; gap: 1.5rem; }
.hero__eyebrow {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}
.hero__headline {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--fg);
}
.hero__lede {
  font-size: 1.05rem;
  color: var(--fg-2);
  line-height: 1.7;
  max-width: 500px;
  font-weight: 300;
}

/* Hero Visual */
.hero__visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

/* Waveform */
.waveform {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 120px;
  padding: 1rem 1.5rem;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 1rem;
  width: 100%;
}
.waveform__bar {
  flex: 1;
  background: var(--accent);
  border-radius: 2px;
  height: 100%;
  animation: wave 1.4s ease-in-out infinite;
}
.waveform__bar:nth-child(1)  { animation-delay: 0s;    height: 30%; }
.waveform__bar:nth-child(2)  { animation-delay: 0.1s; height: 55%; }
.waveform__bar:nth-child(3)  { animation-delay: 0.2s; height: 80%; }
.waveform__bar:nth-child(4)  { animation-delay: 0.3s; height: 95%; }
.waveform__bar:nth-child(5)  { animation-delay: 0.4s; height: 70%; }
.waveform__bar:nth-child(6)  { animation-delay: 0.5s; height: 88%; }
.waveform__bar:nth-child(7)  { animation-delay: 0.6s; height: 60%; }
.waveform__bar:nth-child(8)  { animation-delay: 0.7s; height: 75%; }
.waveform__bar:nth-child(9)  { animation-delay: 0.8s; height: 50%; }
.waveform__bar:nth-child(10) { animation-delay: 0.9s; height: 90%; }
.waveform__bar:nth-child(11) { animation-delay: 1.0s; height: 65%; }
.waveform__bar:nth-child(12) { animation-delay: 1.1s; height: 40%; }
.waveform__bar:nth-child(13) { animation-delay: 1.2s; height: 75%; }
.waveform__bar:nth-child(14) { animation-delay: 1.3s; height: 55%; }
.waveform__bar:nth-child(15) { animation-delay: 0.15s; height: 85%; }
.waveform__bar:nth-child(16) { animation-delay: 0.25s; height: 45%; }
@keyframes wave {
  0%, 100% { transform: scaleY(1); }
  50%       { transform: scaleY(0.5); }
}

/* Hero Card */
.hero__card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.5rem 1.75rem;
  width: 100%;
  position: relative;
}
.hero__card-label {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 0.75rem;
}
.hero__card-stat {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 2.2rem;
  color: var(--fg);
  line-height: 1;
}
.hero__card-sub {
  font-size: 0.78rem;
  color: var(--fg-2);
  margin-bottom: 1rem;
}
.hero__card-dot {
  position: absolute;
  top: 1.5rem;
  right: 1.75rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22C55E;
  box-shadow: 0 0 0 3px rgba(34,197,94,0.25);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(34,197,94,0.25); }
  50%       { box-shadow: 0 0 0 6px rgba(34,197,94,0.08); }
}

/* HOW IT WORKS */
.how {
  padding: 6rem 2rem;
  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-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 4rem;
  max-width: 500px;
}
.how__steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
}
.step__number {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}
.step__title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
}
.step__desc {
  font-size: 0.9rem;
  color: var(--fg-2);
  line-height: 1.7;
  font-weight: 300;
}

/* AGENTS */
.agents { padding: 6rem 2rem; }
.agents__inner { max-width: 1200px; margin: 0 auto; }
.agents__headline {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 1rem;
}
.agents__lede {
  color: var(--fg-2);
  font-size: 1rem;
  font-weight: 300;
  margin-bottom: 3.5rem;
  max-width: 480px;
}
.agents__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.agent-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  padding: 2rem;
  transition: border-color 0.2s;
}
.agent-card:hover { border-color: rgba(245,158,11,0.4); }
.agent-card__icon {
  margin-bottom: 1.25rem;
  width: 32px;
}
.agent-card__name {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 0.75rem;
}
.agent-card__desc {
  font-size: 0.875rem;
  color: var(--fg-2);
  line-height: 1.65;
  font-weight: 300;
}

/* MANIFESTO */
.manifesto {
  padding: 6rem 2rem;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
}
.manifesto__inner { max-width: 900px; margin: 0 auto; }
.manifesto__quote {
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--accent);
  margin-bottom: 2rem;
  font-style: normal;
}
.manifesto__body {
  font-size: 1rem;
  color: var(--fg-2);
  line-height: 1.8;
  font-weight: 300;
}

/* CLOSING */
.closing {
  padding: 8rem 2rem;
  text-align: center;
}
.closing__inner { max-width: 900px; margin: 0 auto; }
.closing__headline {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3.5rem);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}
.closing__sub {
  font-size: 1.1rem;
  color: var(--fg-2);
  font-weight: 300;
}

/* FOOTER */
.footer {
  padding: 2.5rem 2rem;
  border-top: 1px solid var(--border);
}
.footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer__logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1rem;
  color: var(--accent);
  display: block;
  margin-bottom: 0.25rem;
}
.footer__desc {
  font-size: 0.8rem;
  color: var(--fg-2);
}
.footer__meta {
  font-size: 0.75rem;
  color: var(--fg-2);
}

/* MOBILE RESPONSIVE */
@media (max-width: 768px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .hero__visual {
    order: -1;
  }
  .hero {
    padding: 6rem 1.5rem 3rem;
    min-height: auto;
  }
  .how__steps {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .agents__grid {
    grid-template-columns: 1fr;
  }
  .how, .agents, .manifesto, .closing {
    padding: 4rem 1.5rem;
  }
  .footer__inner {
    flex-direction: column;
    gap: 0.75rem;
    align-items: flex-start;
  }
}