:root {
  --ink: #07100f;
  --ink-2: #10201d;
  --paper: #f5f4ee;
  --paper-2: #ebe9df;
  --mist: #d6e7e1;
  --cyan: #29c7d8;
  --lime: #9de45e;
  --amber: #f2b84b;
  --coral: #ed775f;
  --white: #ffffff;
  --muted: #66736f;
  --line: rgba(7, 16, 15, 0.12);
  --shadow: 0 24px 80px rgba(7, 16, 15, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

body.nav-open {
  overflow: hidden;
}

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

button,
input,
textarea {
  font: inherit;
}

img {
  display: block;
  max-width: 100%;
}

.page-shell {
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 20;
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  padding: 18px max(20px, calc((100vw - 1120px) / 2));
  color: var(--white);
  transition: background-color 180ms ease, border-color 180ms ease, padding 180ms ease;
}

.site-header.is-scrolled,
.site-header.nav-active {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(7, 16, 15, 0.88);
  backdrop-filter: blur(16px);
  padding-block: 12px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 760;
}

.brand-mark {
  display: inline-grid;
  width: 38px;
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(41, 199, 216, 0.92), rgba(157, 228, 94, 0.88));
  color: #06100e;
  font-size: 0.78rem;
  font-weight: 850;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.site-nav a {
  border-radius: 8px;
  padding: 10px 14px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.92rem;
  font-weight: 650;
  transition: background-color 160ms ease, color 160ms ease;
}

.site-nav a:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.nav-toggle {
  display: none;
  width: 42px;
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 3px auto;
  border-radius: 99px;
  background: currentColor;
}

.hero {
  position: relative;
  isolation: isolate;
  min-height: min(790px, calc(100svh - 56px));
  overflow: hidden;
  color: var(--white);
  background: var(--ink);
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(90deg, rgba(7, 16, 15, 0.98) 0%, rgba(7, 16, 15, 0.86) 40%, rgba(7, 16, 15, 0.45) 72%),
    linear-gradient(0deg, rgba(7, 16, 15, 0.88) 0%, rgba(7, 16, 15, 0.08) 52%),
    url("assets/agentflex-hero.png");
  background-position: center;
  background-size: cover;
  transform: scale(1.02);
}

.hero::after {
  position: absolute;
  inset: auto 0 0;
  z-index: -1;
  height: 38%;
  background: linear-gradient(0deg, rgba(7, 16, 15, 0.95), rgba(7, 16, 15, 0));
  content: "";
}

.hero-content {
  display: grid;
  min-height: inherit;
  align-content: center;
  padding-block: 98px 72px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 730px;
  margin: 0;
  font-size: clamp(4.7rem, 12vw, 9.5rem);
  line-height: 0.9;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 660px;
  margin: 26px 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1.08rem, 2.2vw, 1.36rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 12px 18px;
  font-weight: 760;
  transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--lime);
  color: #07100f;
}

.button-secondary {
  border-color: rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
}

.hero-metrics {
  display: grid;
  width: min(620px, 100%);
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 54px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(20px);
}

.hero-metrics div {
  padding: 18px;
  background: rgba(7, 16, 15, 0.36);
}

.hero-metrics strong,
.hero-metrics span {
  display: block;
}

.hero-metrics strong {
  font-size: 1.12rem;
}

.hero-metrics span {
  margin-top: 3px;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.82rem;
}

.intro-band {
  background: var(--lime);
  color: #07100f;
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  padding-block: 24px;
}

.intro-grid p {
  max-width: 810px;
  margin: 0;
  font-size: clamp(1rem, 2vw, 1.18rem);
  font-weight: 720;
}

.intro-grid a {
  border-bottom: 2px solid currentColor;
  font-weight: 840;
}

.section {
  padding-block: clamp(72px, 10vw, 120px);
}

.section-light {
  background: var(--paper);
}

.section-ink {
  background: var(--ink);
  color: var(--white);
}

.section-split {
  background: var(--paper-2);
}

.section-heading {
  max-width: 760px;
  text-align: center;
}

.section-heading.align-left {
  max-width: 560px;
  text-align: left;
}

.section-heading h2,
.split-layout h2 {
  margin: 0;
  font-size: clamp(2.1rem, 5vw, 4.4rem);
  line-height: 1;
  letter-spacing: 0;
}

.section-heading p:not(.eyebrow) {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.06rem;
}

.section-ink .section-heading p:not(.eyebrow),
.section-ink .workflow-step p {
  color: rgba(255, 255, 255, 0.66);
}

.launch-layout {
  display: grid;
  grid-template-columns: 1.15fr repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 42px;
}

.feature-card,
.roadmap-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.62);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.72) inset;
}

.feature-card {
  min-height: 300px;
  padding: 28px;
}

.feature-card-accent {
  background: var(--ink);
  color: var(--white);
  box-shadow: var(--shadow);
}

.card-kicker {
  display: inline-flex;
  margin-bottom: 28px;
  border-radius: 999px;
  padding: 7px 10px;
  background: rgba(41, 199, 216, 0.13);
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 800;
}

.feature-card-accent .card-kicker {
  background: rgba(157, 228, 94, 0.13);
  color: var(--lime);
}

.feature-card h3,
.roadmap-card h3,
.workflow-step h3,
.principles h3 {
  margin: 0;
  font-size: 1.34rem;
  line-height: 1.12;
  letter-spacing: 0;
}

.feature-card p,
.roadmap-card p,
.workflow-step p,
.principles p {
  margin: 14px 0 0;
  color: var(--muted);
}

.feature-card-accent p {
  color: rgba(255, 255, 255, 0.7);
}

.platform-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1fr);
  gap: clamp(34px, 7vw, 90px);
  align-items: start;
}

.workflow {
  display: grid;
  gap: 12px;
}

.workflow-step {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  column-gap: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.045);
}

.workflow-step span {
  grid-row: span 2;
  display: grid;
  width: 52px;
  aspect-ratio: 1;
  place-items: center;
  border-radius: 8px;
  background: rgba(41, 199, 216, 0.14);
  color: var(--cyan);
  font-weight: 840;
}

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 42px;
}

.roadmap-card {
  min-height: 264px;
  padding: 24px;
}

.roadmap-icon {
  display: grid;
  width: 46px;
  aspect-ratio: 1;
  place-items: center;
  margin-bottom: 30px;
  border-radius: 8px;
  color: #07100f;
  font-weight: 860;
}

.roadmap-card:nth-child(1) .roadmap-icon {
  background: var(--lime);
}

.roadmap-card:nth-child(2) .roadmap-icon {
  background: var(--cyan);
}

.roadmap-card:nth-child(3) .roadmap-icon {
  background: var(--amber);
}

.roadmap-card:nth-child(4) .roadmap-icon {
  background: var(--coral);
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(0, 1fr);
  gap: clamp(34px, 8vw, 100px);
  align-items: start;
}

.principles {
  display: grid;
  gap: 16px;
}

.principles article {
  border-top: 1px solid rgba(7, 16, 15, 0.16);
  padding-top: 20px;
}

.contact-section {
  background:
    linear-gradient(135deg, rgba(41, 199, 216, 0.14), transparent 34%),
    linear-gradient(315deg, rgba(242, 184, 75, 0.18), transparent 36%),
    var(--ink);
  color: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(320px, 0.7fr);
  gap: clamp(34px, 8vw, 96px);
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 16px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.06);
  box-shadow: var(--shadow);
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.9rem;
  font-weight: 700;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  outline: none;
  padding: 13px 14px;
  transition: border-color 160ms ease, background-color 160ms ease;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: rgba(255, 255, 255, 0.42);
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--cyan);
  background: rgba(255, 255, 255, 0.11);
}

.form-note {
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.9rem;
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background: var(--ink);
  color: var(--white);
}

.footer-grid {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  padding-block: 28px;
}

.footer-grid p {
  margin: 0;
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.92rem;
}

@media (max-width: 920px) {
  .launch-layout,
  .platform-grid,
  .split-layout,
  .contact-grid {
    grid-template-columns: 1fr;
  }

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

  .section-heading,
  .section-heading.align-left {
    text-align: left;
  }
}

@media (max-width: 720px) {
  .site-header {
    padding-inline: 20px;
  }

  .nav-toggle {
    display: grid;
  }

  .site-nav {
    position: fixed;
    inset: 66px 16px auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 8px;
    padding: 8px;
    background: rgba(7, 16, 15, 0.96);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 13px 14px;
  }

  .hero {
    min-height: auto;
  }

  .hero-media {
    background-position: 59% center;
  }

  .hero-content {
    min-height: calc(100svh - 88px);
    padding-block: 112px 48px;
  }

  .hero h1 {
    font-size: clamp(4.2rem, 19vw, 6.1rem);
  }

  .hero-metrics,
  .intro-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-metrics div {
    padding: 14px;
  }

  .intro-grid {
    gap: 14px;
  }

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

@media (max-width: 460px) {
  .page-shell {
    width: min(100% - 28px, 1120px);
  }

  .hero-content {
    min-height: calc(100svh - 64px);
  }

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

  .hero-metrics {
    margin-top: 36px;
  }

  .workflow-step {
    grid-template-columns: 1fr;
  }

  .workflow-step span {
    grid-row: auto;
    margin-bottom: 16px;
  }

  .contact-form {
    padding: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}