:root {
  color-scheme: dark;
  --bg: #08110f;
  --panel: #0e1b18;
  --panel-strong: #132520;
  --ink: #eefbf5;
  --muted: #9fb5ad;
  --line: rgba(152, 240, 206, 0.18);
  --mint: #39e7b2;
  --blue: #46a6ff;
  --lime: #b8f45f;
  --amber: #f7c95f;
  --danger: #ff6f8f;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.36);
  --radius: 8px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 16% 12%, rgba(57, 231, 178, 0.15), transparent 30%),
    radial-gradient(circle at 86% 2%, rgba(70, 166, 255, 0.14), transparent 28%),
    linear-gradient(180deg, #08110f 0%, #0b1517 46%, #07100e 100%);
  color: var(--ink);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  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, black, transparent 72%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 76px;
  padding: 14px clamp(20px, 5vw, 64px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(8, 17, 15, 0.78);
  backdrop-filter: blur(18px);
}

.brand,
.nav-links,
.hero-actions,
.security-stats,
.panel-topbar,
.rule-header,
.execution-check {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 800;
  font-size: 1.08rem;
  letter-spacing: 0;
}

.brand-mark {
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  filter: drop-shadow(0 0 18px rgba(57, 231, 178, 0.26));
}

.logo-shell {
  fill: rgba(8, 17, 15, 0.92);
  stroke: url("#logo-glow");
  stroke-width: 2.6;
}

.logo-circuit {
  fill: url("#logo-glow");
}

.logo-link {
  fill: none;
  stroke: rgba(238, 251, 245, 0.78);
  stroke-linecap: round;
  stroke-width: 2;
}

.nav-links {
  gap: 24px;
  color: var(--muted);
  font-size: 0.92rem;
}

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

.nav-links a:hover,
.text-link:hover {
  color: var(--mint);
}

.header-action,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  border-radius: var(--radius);
  font-weight: 750;
  white-space: nowrap;
}

.header-action {
  padding: 0 18px;
  border: 1px solid rgba(57, 231, 178, 0.42);
  background: rgba(57, 231, 178, 0.08);
  color: var(--ink);
}

main {
  overflow: hidden;
}

.hero-section,
.split-section,
.solution-band,
.feature-section,
.workflow-section,
.contracts-section,
.agent-section,
.positioning-section,
.final-cta {
  padding-right: clamp(20px, 5vw, 64px);
  padding-left: clamp(20px, 5vw, 64px);
}

.hero-section {
  min-height: calc(100vh - 76px);
  padding-top: clamp(46px, 7vw, 88px);
  padding-bottom: clamp(36px, 5vw, 64px);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.92fr);
  align-items: center;
  gap: clamp(36px, 7vw, 92px);
  max-width: 1220px;
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--mint);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 760px;
  margin-bottom: 20px;
  font-size: clamp(3.6rem, 8vw, 7.5rem);
  line-height: 0.92;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 4.1rem);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.08rem;
  letter-spacing: 0;
}

.hero-subhead,
.section-heading p,
.copy-stack p,
.code-copy p,
.positioning-section p,
.feature-grid p,
.integration-grid p {
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.65;
}

.hero-subhead {
  max-width: 650px;
  margin-bottom: 30px;
  font-size: clamp(1.08rem, 2vw, 1.34rem);
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  padding: 0 18px;
}

.button.primary {
  background: linear-gradient(135deg, var(--mint), var(--blue));
  color: #02110d;
  box-shadow: 0 16px 40px rgba(57, 231, 178, 0.2);
}

.button.secondary {
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.055);
  color: var(--ink);
}

.text-link {
  color: var(--muted);
  font-weight: 750;
}

.security-stats {
  gap: 10px;
  flex-wrap: wrap;
  margin: 36px 0 0;
}

.security-stats div {
  min-width: 150px;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
}

.security-stats dt {
  color: var(--ink);
  font-size: 1.32rem;
  font-weight: 850;
}

.security-stats dd {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.hero-visual {
  min-height: 560px;
}

.network-canvas {
  position: relative;
  height: min(68vh, 620px);
  min-height: 520px;
  border: 1px solid rgba(57, 231, 178, 0.2);
  border-radius: 8px;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(57, 231, 178, 0.12), transparent 36%),
    radial-gradient(circle at 80% 24%, rgba(70, 166, 255, 0.2), transparent 30%),
    rgba(10, 26, 23, 0.68);
  box-shadow: var(--shadow);
}

.network-canvas::before,
.network-canvas::after {
  position: absolute;
  inset: 36px;
  content: "";
  border: 1px solid rgba(255, 255, 255, 0.055);
}

.network-canvas::after {
  inset: 70px;
  border-color: rgba(57, 231, 178, 0.14);
  transform: rotate(8deg);
}

.treasury-node,
.flow-card,
.agent-wallets {
  position: absolute;
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  background: rgba(4, 13, 12, 0.82);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
}

.treasury-node {
  top: 44px;
  left: 38px;
  display: grid;
  gap: 7px;
  width: 210px;
  padding: 16px;
}

.node-label,
.wallet-label {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 750;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.node-address {
  color: var(--danger);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.92rem;
}

.node-balance {
  color: var(--ink);
  font-size: 1.4rem;
  font-weight: 850;
}

.divider-line {
  position: absolute;
  z-index: 1;
  top: 162px;
  right: 42px;
  left: 42px;
  border-top: 1px dashed rgba(255, 111, 143, 0.55);
}

.divider-line::after {
  position: absolute;
  top: -12px;
  right: 0;
  content: "no direct agent access";
  color: rgba(255, 111, 143, 0.9);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.flow-card {
  display: grid;
  place-items: center;
  gap: 9px;
  width: 132px;
  min-height: 108px;
  padding: 14px;
  color: var(--ink);
  font-weight: 800;
  text-align: center;
}

.flow-card::after {
  position: absolute;
  right: -57px;
  width: 56px;
  height: 2px;
  content: "";
  background: linear-gradient(90deg, var(--mint), transparent);
}

.chain-card::after {
  display: none;
}

.flow-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(57, 231, 178, 0.12);
  color: var(--mint);
  font-size: 0.8rem;
  font-weight: 900;
}

.agent-card {
  top: 255px;
  left: 30px;
}

.account-card {
  top: 255px;
  left: 202px;
}

.policy-card {
  top: 255px;
  left: 374px;
  border-color: rgba(184, 244, 95, 0.34);
}

.chain-card {
  right: 34px;
  bottom: 116px;
}

.agent-wallets {
  right: 32px;
  bottom: 30px;
  left: 32px;
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 64px;
  padding: 13px;
}

.mini-wallet {
  flex: 1;
  min-width: 0;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  color: var(--muted);
  text-align: center;
  font-size: 0.82rem;
  font-weight: 750;
}

.mini-wallet.active {
  border-color: rgba(57, 231, 178, 0.5);
  color: var(--ink);
  background: rgba(57, 231, 178, 0.12);
}

.split-section,
.contracts-section,
.positioning-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1fr);
  gap: clamp(30px, 6vw, 86px);
  max-width: 1220px;
  margin: 0 auto;
  padding-top: clamp(76px, 10vw, 130px);
  padding-bottom: clamp(76px, 10vw, 130px);
}

.risk-grid,
.rule-grid,
.feature-grid,
.integration-grid {
  display: grid;
  gap: 12px;
}

.risk-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 24px;
}

.risk-grid span {
  padding: 14px;
  border: 1px solid rgba(255, 111, 143, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 111, 143, 0.06);
  color: #ffd8df;
  font-weight: 750;
}

.solution-band {
  padding-top: clamp(72px, 9vw, 110px);
  padding-bottom: clamp(72px, 9vw, 110px);
  background: linear-gradient(180deg, rgba(19, 37, 32, 0.74), rgba(8, 17, 15, 0.12));
}

.section-heading {
  max-width: 780px;
  margin: 0 auto 34px;
  text-align: center;
}

.section-heading.compact {
  margin-bottom: 30px;
}

.policy-panel {
  max-width: 1040px;
  margin: 0 auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(8, 17, 15, 0.7);
  box-shadow: var(--shadow);
}

.panel-topbar {
  justify-content: space-between;
  min-height: 54px;
  padding: 0 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 800;
}

.status-dot {
  color: var(--lime);
}

.status-dot::before {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--lime);
  content: "";
  box-shadow: 0 0 18px rgba(184, 244, 95, 0.62);
}

.policy-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  min-height: 340px;
}

.account-list {
  display: grid;
  align-content: start;
  gap: 10px;
  padding: 14px;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.025);
}

.account-row {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 12px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  color: var(--ink);
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.account-row.selected,
.account-row:hover {
  border-color: rgba(57, 231, 178, 0.24);
  background: rgba(57, 231, 178, 0.08);
}

.account-avatar {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(70, 166, 255, 0.16);
  color: var(--blue);
  font-weight: 900;
}

.account-row strong,
.account-row small {
  display: block;
}

.account-row small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.78rem;
}

.policy-detail {
  display: grid;
  align-content: start;
  gap: 18px;
  padding: 24px;
}

.rule-header {
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.rule-header span {
  font-size: 1.18rem;
  font-weight: 850;
}

.rule-header strong,
.execution-check strong {
  color: var(--lime);
}

.execution-check strong[data-status="blocked"] {
  color: var(--danger);
}

.rule-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.rule-grid div,
.feature-grid article,
.integration-grid article {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
}

.rule-grid div {
  min-height: 104px;
  padding: 16px;
}

.rule-grid small {
  display: block;
  margin-bottom: 12px;
  color: var(--muted);
}

.rule-grid strong {
  font-size: 1.12rem;
}

.execution-check {
  justify-content: space-between;
  gap: 18px;
  padding: 16px;
  border: 1px solid rgba(184, 244, 95, 0.24);
  border-radius: var(--radius);
  background: rgba(184, 244, 95, 0.08);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.9rem;
}

.feature-section,
.workflow-section,
.agent-section {
  max-width: 1220px;
  margin: 0 auto;
  padding-top: clamp(76px, 10vw, 130px);
  padding-bottom: clamp(76px, 10vw, 130px);
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-grid article,
.integration-grid article {
  min-height: 210px;
  padding: 22px;
}

.feature-symbol {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 32px;
  margin-bottom: 24px;
  border-radius: var(--radius);
  background: rgba(57, 231, 178, 0.1);
  color: var(--mint);
  font-size: 0.78rem;
  font-weight: 900;
}

.workflow-list {
  display: grid;
  gap: 10px;
  max-width: 860px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.workflow-list li {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 64px;
  padding: 14px 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink);
  font-weight: 750;
}

.workflow-list span {
  color: var(--mint);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-weight: 900;
}

.contracts-section {
  align-items: center;
}

.code-block {
  margin: 0;
  padding: 24px;
  border: 1px solid rgba(70, 166, 255, 0.22);
  border-radius: var(--radius);
  overflow: auto;
  background:
    linear-gradient(135deg, rgba(70, 166, 255, 0.11), transparent),
    #07100e;
  color: #d8fff1;
  box-shadow: var(--shadow);
}

.code-block code {
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: clamp(0.86rem, 1.6vw, 1rem);
  line-height: 1.7;
}

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

.integration-grid article {
  min-height: 180px;
}

.positioning-section {
  align-items: start;
}

.final-cta {
  display: grid;
  justify-items: center;
  gap: 18px;
  padding-top: clamp(80px, 12vw, 150px);
  padding-bottom: clamp(80px, 12vw, 150px);
  text-align: center;
}

.final-cta h2 {
  max-width: 820px;
  margin-bottom: 4px;
}

.split-section,
.solution-band,
.feature-grid article,
.workflow-list li,
.contracts-section,
.integration-grid article,
.positioning-section,
.final-cta {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 560ms ease,
    transform 560ms ease;
}

.split-section.is-visible,
.solution-band.is-visible,
.feature-grid article.is-visible,
.workflow-list li.is-visible,
.contracts-section.is-visible,
.integration-grid article.is-visible,
.positioning-section.is-visible,
.final-cta.is-visible {
  opacity: 1;
  transform: translateY(0);
}

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

  .split-section,
  .solution-band,
  .feature-grid article,
  .workflow-list li,
  .contracts-section,
  .integration-grid article,
  .positioning-section,
  .final-cta {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

@media (max-width: 1060px) {
  .nav-links {
    display: none;
  }

  .hero-grid,
  .split-section,
  .contracts-section,
  .positioning-section {
    grid-template-columns: 1fr;
  }

  .hero-section {
    min-height: auto;
  }

  .hero-visual {
    min-height: auto;
  }

  .network-canvas {
    height: 560px;
  }

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

@media (max-width: 760px) {
  .site-header {
    min-height: 68px;
    gap: 12px;
  }

  .brand span {
    display: none;
  }

  .header-action {
    min-height: 38px;
    padding: 0 13px;
    font-size: 0.88rem;
  }

  .hero-section {
    padding-top: 38px;
  }

  h1 {
    font-size: clamp(3rem, 17vw, 5.1rem);
  }

  .security-stats div {
    flex: 1 1 140px;
  }

  .network-canvas {
    min-height: 610px;
    height: 610px;
  }

  .treasury-node {
    right: 18px;
    left: 18px;
    width: auto;
  }

  .divider-line {
    top: 178px;
    right: 18px;
    left: 18px;
  }

  .flow-card {
    left: 50%;
    width: 78%;
    min-height: 74px;
    transform: translateX(-50%);
  }

  .flow-card::after {
    right: auto;
    bottom: -37px;
    left: 50%;
    width: 2px;
    height: 36px;
    background: linear-gradient(180deg, var(--mint), transparent);
  }

  .agent-card {
    top: 220px;
  }

  .account-card {
    top: 318px;
  }

  .policy-card {
    top: 416px;
  }

  .chain-card {
    top: 514px;
    right: auto;
    bottom: auto;
  }

  .agent-wallets {
    display: none;
  }

  .risk-grid,
  .feature-grid,
  .integration-grid,
  .rule-grid,
  .policy-layout {
    grid-template-columns: 1fr;
  }

  .account-list {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .execution-check,
  .rule-header {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button,
  .text-link {
    width: 100%;
  }

  .text-link {
    display: inline-flex;
    justify-content: center;
    min-height: 38px;
    align-items: center;
  }

  .panel-topbar {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    min-height: 70px;
  }
}