:root {
  color-scheme: dark;
  --ink: #f7f3ea;
  --muted: #b9b2a7;
  --soft: #8e8678;
  --paper: #171512;
  --panel: rgba(32, 29, 24, 0.72);
  --panel-strong: rgba(42, 38, 31, 0.9);
  --line: rgba(247, 243, 234, 0.14);
  --gold: #f0c45a;
  --mint: #6fe7b7;
  --coral: #f07c64;
  --cyan: #64c7f0;
  --shadow: 0 22px 80px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 16% 12%, rgba(111, 231, 183, 0.16), transparent 27rem),
    radial-gradient(circle at 84% 8%, rgba(240, 124, 100, 0.12), transparent 25rem),
    linear-gradient(180deg, #171512 0%, #201b16 42%, #11100e 100%);
  color: var(--ink);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
  min-height: 100vh;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

#agent-field {
  height: 100vh;
  inset: 0;
  opacity: 0.72;
  pointer-events: none;
  position: fixed;
  width: 100vw;
  z-index: 0;
}

.site-header,
main,
.site-footer {
  position: relative;
  z-index: 1;
}

.site-header {
  align-items: center;
  backdrop-filter: blur(18px);
  background: rgba(23, 21, 18, 0.72);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 1.5rem;
  justify-content: space-between;
  left: 0;
  padding: 1rem clamp(1.25rem, 4vw, 4.5rem);
  position: sticky;
  right: 0;
  top: 0;
  z-index: 10;
}

.brand {
  align-items: center;
  display: inline-flex;
  font-weight: 800;
  gap: 0.65rem;
  min-width: 8rem;
}

.brand-mark {
  align-items: center;
  background: rgba(247, 243, 234, 0.1);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: inline-flex;
  font-size: 1.12rem;
  height: 2rem;
  justify-content: center;
  line-height: 1;
  width: 2rem;
}

.nav-links {
  align-items: center;
  color: var(--muted);
  display: flex;
  font-size: 0.92rem;
  gap: clamp(0.8rem, 2vw, 1.6rem);
}

.nav-links a {
  transition: color 160ms ease;
}

.nav-links a:hover {
  color: var(--ink);
}

.header-actions {
  align-items: center;
  display: flex;
  gap: 0.5rem;
}

.header-cta,
.social-link,
.button,
.waitlist-form button {
  align-items: center;
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  display: inline-flex;
  font-weight: 700;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0 1.05rem;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    transform 160ms ease;
  white-space: nowrap;
}

.header-cta {
  background: rgba(247, 243, 234, 0.08);
  border-color: var(--line);
  font-size: 0.92rem;
}

.social-link {
  background: transparent;
  border-color: rgba(247, 243, 234, 0.1);
  color: var(--muted);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.9rem;
  min-height: 2.45rem;
  padding-inline: 0.78rem;
}

.social-link:hover {
  background: rgba(247, 243, 234, 0.06);
  color: var(--ink);
}

.header-cta:hover,
.social-link:hover,
.button:hover,
.waitlist-form button:hover {
  transform: translateY(-1px);
}

.hero {
  align-items: center;
  display: grid;
  gap: clamp(2rem, 4vw, 4.25rem);
  grid-template-columns: minmax(0, 1fr) minmax(21rem, 0.74fr);
  min-height: min(700px, calc(100vh - 4.75rem));
  padding: clamp(3rem, 4.8vw, 4.8rem) clamp(1.25rem, 5vw, 5.5rem) clamp(2.75rem, 4vw, 4rem);
}

.hero-copy {
  max-width: 54rem;
}

.eyebrow {
  color: var(--mint);
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(0.75rem, 1.4vw, 0.88rem);
  font-weight: 700;
  letter-spacing: 0;
  margin: 0 0 1rem;
  text-transform: uppercase;
}

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

h1 {
  font-size: clamp(2.85rem, 5vw, 4.95rem);
  letter-spacing: 0;
  line-height: 1;
  margin-bottom: 1.25rem;
  max-width: 15ch;
}

.hero-subtitle {
  color: var(--muted);
  font-size: clamp(1rem, 1.25vw, 1.16rem);
  line-height: 1.62;
  margin-bottom: 1.8rem;
  max-width: 40rem;
}

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

.button-primary {
  background: var(--gold);
  color: #15120d;
}

.button-secondary {
  background: rgba(247, 243, 234, 0.08);
  border-color: var(--line);
  color: var(--ink);
}

.hero-terminal,
.panel,
.feature,
.code-block,
.code-notes {
  backdrop-filter: blur(20px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.hero-terminal {
  align-self: center;
  min-width: 0;
  overflow: hidden;
}

.terminal-top {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 0.45rem;
  height: 2.4rem;
  padding: 0 0.9rem;
}

.terminal-top span {
  border-radius: 50%;
  display: block;
  height: 0.68rem;
  width: 0.68rem;
}

.terminal-top span:nth-child(1) {
  background: var(--coral);
}

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

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

pre {
  margin: 0;
  overflow-x: auto;
}

code {
  color: #f7e9c4;
  display: block;
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: clamp(0.76rem, 1.08vw, 0.9rem);
  line-height: 1.7;
  padding: 1.2rem;
}

.trust-strip {
  align-items: center;
  border-block: 1px solid var(--line);
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding: 1.3rem clamp(1.25rem, 5vw, 5.5rem);
}

.trust-strip p {
  color: var(--muted);
  line-height: 1.5;
  margin: 0;
}

.trust-strip strong {
  color: var(--ink);
}

.section {
  padding: clamp(4rem, 8vw, 7.5rem) clamp(1.25rem, 5vw, 5.5rem);
}

.section-heading {
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
  max-width: 58rem;
}

.section-heading.compact {
  margin-bottom: 1.6rem;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.85rem);
  letter-spacing: 0;
  line-height: 1.06;
  margin-bottom: 1rem;
}

.section-heading p:not(.eyebrow),
.final-cta p,
.code-notes p {
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.65;
}

.split-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.panel {
  padding: clamp(1.25rem, 3vw, 2rem);
}

.panel.accent {
  background: rgba(36, 43, 33, 0.78);
  border-color: rgba(111, 231, 183, 0.28);
}

.panel-label {
  color: var(--gold);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 0.9rem;
  text-transform: uppercase;
}

.panel h3,
.feature h3,
.code-notes h3 {
  font-size: clamp(1.25rem, 2.2vw, 1.75rem);
  line-height: 1.2;
  margin-bottom: 1rem;
}

ul {
  color: var(--muted);
  line-height: 1.75;
  margin: 0;
  padding-left: 1.1rem;
}

li::marker {
  color: var(--mint);
}

.flow {
  align-items: center;
  display: grid;
  gap: 0.85rem;
  grid-template-columns: max-content 1fr max-content 1fr max-content 1fr max-content;
  margin-top: 1rem;
}

.flow-step {
  background: rgba(247, 243, 234, 0.08);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  font-weight: 700;
  padding: 0.9rem 1rem;
  text-align: center;
}

.flow-line {
  background: linear-gradient(90deg, var(--mint), rgba(240, 196, 90, 0.3));
  height: 2px;
  min-width: 2.5rem;
}

.boundary-row {
  color: var(--soft);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.92rem;
  gap: 0.75rem;
  margin-top: 1rem;
}

.boundary-row span {
  background: rgba(247, 243, 234, 0.06);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.7rem 0.85rem;
}

.feature-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature {
  min-height: 17rem;
  padding: 1.25rem;
}

.feature-icon {
  align-items: center;
  background: rgba(111, 231, 183, 0.1);
  border: 1px solid rgba(111, 231, 183, 0.2);
  border-radius: 8px;
  color: var(--mint);
  display: inline-flex;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  font-weight: 700;
  height: 2.25rem;
  justify-content: center;
  margin-bottom: 2.4rem;
  width: 2.65rem;
}

.feature p {
  color: var(--muted);
  line-height: 1.62;
  margin-bottom: 0;
}

.code-layout {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(0, 1.08fr) minmax(18rem, 0.7fr);
}

.code-block {
  overflow: hidden;
}

.code-title {
  border-bottom: 1px solid var(--line);
  color: var(--mint);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.88rem;
  font-weight: 700;
  padding: 0.95rem 1.15rem;
}

.code-notes {
  padding: clamp(1.25rem, 3vw, 2rem);
}

dl {
  display: grid;
  gap: 0.8rem;
  margin: 1.4rem 0 0;
}

dl div {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 0.8rem;
  grid-template-columns: 8rem 1fr;
  padding-top: 0.8rem;
}

dt {
  color: var(--soft);
  font-size: 0.88rem;
}

dd {
  color: var(--ink);
  margin: 0;
}

.use-case-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.use-case-row span {
  background: rgba(247, 243, 234, 0.08);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  font-weight: 700;
  padding: 0.85rem 1rem;
}

.final-cta {
  align-items: center;
  display: flex;
  flex-direction: column;
  gap: 1.7rem;
  justify-content: center;
  margin: 0 clamp(1.25rem, 5vw, 5.5rem) clamp(4rem, 8vw, 7rem);
  padding: clamp(2.4rem, 5vw, 4rem);
  position: relative;
  text-align: center;
}

.final-cta::before {
  background: linear-gradient(135deg, rgba(111, 231, 183, 0.18), rgba(240, 196, 90, 0.12), rgba(240, 124, 100, 0.1));
  border: 1px solid var(--line);
  border-radius: 8px;
  content: "";
  inset: 0;
  position: absolute;
  z-index: -1;
}

.final-cta-copy {
  max-width: 58rem;
}

.final-cta h2 {
  font-size: clamp(2.15rem, 3.8vw, 3.6rem);
  line-height: 1.08;
  max-width: 100%;
}

.final-cta-copy p {
  max-width: 48rem;
}

.waitlist-form {
  align-self: center;
  display: grid;
  gap: 0.75rem;
  grid-template-columns: 1fr auto;
  margin-top: 0;
  max-width: 42rem;
  width: 100%;
}

.waitlist-form input {
  background: rgba(23, 21, 18, 0.72);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  min-height: 3.2rem;
  min-width: 0;
  padding: 0 1rem;
  width: 100%;
}

.waitlist-form input:focus {
  border-color: var(--mint);
  outline: 2px solid rgba(111, 231, 183, 0.18);
  outline-offset: 2px;
}

.waitlist-form button {
  background: var(--mint);
  color: #101511;
  min-height: 3.2rem;
}

.waitlist-form button:disabled {
  cursor: default;
  opacity: 0.72;
  transform: none;
}

.site-footer {
  border-top: 1px solid var(--line);
  color: var(--soft);
  display: flex;
  justify-content: space-between;
  padding: 1.4rem clamp(1.25rem, 5vw, 5.5rem);
}

.sr-only {
  height: 1px;
  margin: -1px;
  overflow: hidden;
  position: absolute;
  width: 1px;
}

@media (max-width: 980px) {
  .hero,
  .split-grid,
  .code-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .flow-line {
    height: 1.6rem;
    justify-self: center;
    min-width: 2px;
    width: 2px;
  }
}

@media (max-width: 720px) {
  .site-header {
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 0.9rem;
  }

  .brand {
    min-width: 0;
  }

  .nav-links {
    order: 3;
    overflow-x: auto;
    width: 100%;
  }

  .header-cta {
    min-height: 2.35rem;
    padding-inline: 0.8rem;
  }

  .social-link {
    min-height: 2.35rem;
    padding-inline: 0.8rem;
  }

  h1 {
    font-size: clamp(2.65rem, 13vw, 3.8rem);
  }

  .trust-strip {
    grid-template-columns: 1fr;
  }

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

  .feature {
    min-height: 0;
  }

  dl div,
  .waitlist-form,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .final-cta h2 {
    max-width: 16ch;
  }

  dl div {
    display: block;
  }

  dt {
    margin-bottom: 0.25rem;
  }

  .waitlist-form,
  .site-footer {
    display: grid;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  #agent-field {
    display: none;
  }

  .header-cta,
  .social-link,
  .button,
  .waitlist-form button {
    transition: none;
  }
}