:root {
  color-scheme: dark;
  --bg: #0b0a0f;
  --panel: #15121b;
  --panel-strong: #1f1929;
  --text: #fff8df;
  --muted: #c8bdac;
  --subtle: #887f77;
  --yellow: #ffd84d;
  --pink: #ff3fb4;
  --blue: #8be9ff;
  --line: rgba(255, 248, 223, 0.14);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  --radius: 28px;
  --max: 1120px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 8%, rgba(255, 216, 77, 0.18), transparent 28rem),
    radial-gradient(circle at 88% 12%, rgba(255, 63, 180, 0.18), transparent 30rem),
    linear-gradient(180deg, #0b0a0f 0%, #111018 48%, #0b0a0f 100%);
  line-height: 1.6;
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.7), transparent 70%);
}

a { color: inherit; }

.skip-link {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 10;
  padding: 0.65rem 0.9rem;
  color: #111014;
  background: var(--yellow);
  border-radius: 999px;
  transform: translateY(-150%);
  transition: transform 160ms ease;
}

.skip-link:focus { transform: translateY(0); }

.wrap {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: rgba(11, 10, 15, 0.72);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.brand,
.nav-links {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.brand,
.nav-links a {
  color: var(--text);
  text-decoration: none;
}

.brand {
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  color: #141016;
  background: linear-gradient(135deg, var(--yellow), var(--pink));
  border-radius: 0.65rem;
  box-shadow: 0 0 24px rgba(255, 63, 180, 0.28);
}

.nav-links a {
  color: var(--muted);
  font-size: 0.95rem;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--yellow);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(18rem, 0.75fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  padding: clamp(5rem, 10vw, 8rem) 0 clamp(3rem, 7vw, 6rem);
}

.eyebrow {
  margin: 0 0 0.9rem;
  color: var(--yellow);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p { margin-top: 0; }

h1 {
  max-width: 13ch;
  margin-bottom: 1.25rem;
  font-size: clamp(3.25rem, 9vw, 7.5rem);
  line-height: 0.9;
  letter-spacing: -0.08em;
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2rem, 5vw, 4.2rem);
  line-height: 0.98;
  letter-spacing: -0.065em;
}

h3 {
  margin-bottom: 0.55rem;
  font-size: 1.15rem;
  line-height: 1.15;
}

.hero-text {
  max-width: 42rem;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.8rem 1rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
}

.button:focus-visible,
.nav-links a:focus-visible,
.brand:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 4px;
}

.button-primary {
  color: #15110e;
  background: linear-gradient(135deg, var(--yellow), #ffb21f 48%, var(--pink));
  box-shadow: 0 18px 42px rgba(255, 63, 180, 0.24);
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--line);
}

.hero-card,
.terminal,
.flow-node,
.steps li,
.quickstart,
.phone-frame,
.final-cta {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.075), rgba(255,255,255,0.035));
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 1rem;
  border-radius: var(--radius);
  transform: rotate(1.5deg);
}

.terminal {
  overflow: hidden;
  border-radius: 20px;
  background: #0e0d13;
}

.terminal-top {
  display: flex;
  gap: 0.45rem;
  padding: 0.9rem;
  border-bottom: 1px solid var(--line);
}

.terminal-top span {
  width: 0.72rem;
  height: 0.72rem;
  border-radius: 50%;
  background: var(--pink);
}

.terminal-top span:nth-child(2) { background: var(--yellow); }
.terminal-top span:nth-child(3) { background: var(--blue); }

pre {
  overflow-x: auto;
  margin: 0;
  padding: 1.2rem;
  color: #f5efd9;
  font: 0.95rem/1.7 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  white-space: pre;
}

.section {
  padding: clamp(3rem, 7vw, 6rem) 0;
}

.section-heading {
  max-width: 48rem;
  margin-bottom: 2rem;
}

.section-heading.compact {
  max-width: 42rem;
}

.flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  gap: 0.9rem;
  align-items: stretch;
}

.flow-node {
  min-height: 10rem;
  padding: 1.2rem;
  border-radius: 24px;
}

.flow-node strong,
.flow-node small,
.node-label {
  display: block;
}

.node-label {
  margin-bottom: 1.5rem;
  color: var(--yellow);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.flow-node strong {
  margin-bottom: 0.35rem;
  font-size: 1.2rem;
  line-height: 1.12;
}

.flow-node small,
.steps p,
.quickstart p,
.mobile-copy p,
.note {
  color: var(--muted);
}

.flow-arrow {
  display: grid;
  place-items: center;
  color: var(--pink);
  font-size: 2rem;
  font-weight: 900;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.steps li {
  position: relative;
  min-height: 16rem;
  padding: 1.25rem;
  border-radius: 24px;
}

.step-number {
  display: grid;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  margin-bottom: 2.2rem;
  color: #161014;
  background: var(--yellow);
  border-radius: 50%;
  font-weight: 900;
}

.quickstart {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 1rem;
  align-items: center;
  margin-top: 1rem;
  padding: 1.25rem;
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(255,216,77,0.12), rgba(255,63,180,0.1));
}

.mobile-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.65fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}

.mobile-copy {
  max-width: 42rem;
}

.phone-frame {
  width: min(100%, 22rem);
  margin-inline: auto;
  padding: 0.85rem;
  border-radius: 3rem;
  background: linear-gradient(150deg, #2a2233, #100e15 60%);
}

.phone-screen {
  min-height: 32rem;
  padding: 1.15rem;
  border-radius: 2.35rem;
  background:
    radial-gradient(circle at 50% 0%, rgba(255,216,77,0.24), transparent 10rem),
    linear-gradient(180deg, #15121b, #0d0c12);
}

.phone-status {
  display: flex;
  justify-content: space-between;
  margin-bottom: 4rem;
}

.phone-status span:first-child {
  width: 4.5rem;
  height: 0.32rem;
  background: rgba(255,255,255,0.22);
  border-radius: 999px;
}

.phone-status span:last-child {
  width: 0.55rem;
  height: 0.55rem;
  background: var(--pink);
  border-radius: 50%;
  box-shadow: 0 0 22px rgba(255,63,180,0.8);
}

.phone-kicker {
  color: var(--subtle);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.phone-screen h3 {
  margin-bottom: 1.2rem;
  font-size: 2rem;
  letter-spacing: -0.05em;
}

.agent-list {
  display: grid;
  gap: 0.75rem;
}

.agent-list div,
.phone-message {
  padding: 0.8rem;
  color: var(--text);
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--line);
  border-radius: 1rem;
}

.dot {
  display: inline-block;
  width: 0.65rem;
  height: 0.65rem;
  margin-right: 0.55rem;
  border-radius: 50%;
}

.yellow { background: var(--yellow); }
.pink { background: var(--pink); }
.blue { background: var(--blue); }

.phone-message {
  margin-top: 3rem;
  color: var(--yellow);
  font-weight: 800;
}

.features {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-bottom: 1.2rem;
}

.features span {
  padding: 0.65rem 0.85rem;
  color: var(--text);
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--line);
  border-radius: 999px;
}

.note {
  max-width: 56rem;
}

.final-cta {
  margin-block: clamp(3rem, 8vw, 6rem);
  padding: clamp(2rem, 6vw, 4rem);
  border-radius: var(--radius);
  text-align: center;
  background:
    radial-gradient(circle at 20% 10%, rgba(255,216,77,0.22), transparent 20rem),
    radial-gradient(circle at 80% 20%, rgba(255,63,180,0.24), transparent 22rem),
    linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.035));
}

.final-cta h2 {
  margin-inline: auto;
}

@media (max-width: 900px) {
  .hero,
  .mobile-section,
  .quickstart {
    grid-template-columns: 1fr;
  }

  .hero-card {
    transform: none;
  }

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

  .flow-arrow {
    transform: rotate(90deg);
  }

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

  .steps li {
    min-height: auto;
  }
}

@media (max-width: 560px) {
  .wrap {
    width: min(100% - 1rem, var(--max));
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    width: 100%;
    justify-content: space-between;
    gap: 0.5rem;
  }

  .nav-links a {
    font-size: 0.88rem;
  }

  .hero {
    padding-top: 3rem;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  h1 {
    font-size: clamp(3rem, 17vw, 4.5rem);
  }

  pre {
    font-size: 0.82rem;
  }

  .phone-screen {
    min-height: 27rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}