:root {
  color-scheme: dark;
  --bg: #080b0f;
  --surface: #101821;
  --surface-2: #14212b;
  --line: #243440;
  --line-strong: #345261;
  --text: #eef7f4;
  --muted: #9cb4af;
  --soft: #6f8984;
  --brand: #4fd1b0;
  --brand-2: #78a6ff;
  --warn: #e8c468;
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.42);
  --container: 1180px;
  --radius: 8px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { background: var(--bg); }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 16% 8%, rgba(79, 209, 176, 0.12), transparent 34rem),
    radial-gradient(circle at 86% 2%, rgba(120, 166, 255, 0.10), transparent 30rem),
    linear-gradient(180deg, #080b0f 0%, #0b1117 46%, #080b0f 100%);
}

a { color: inherit; text-decoration: none; }
p { color: var(--muted); line-height: 1.7; }
img { max-width: 100%; height: auto; }

.site-header,
.site-footer,
.hero,
.section,
.page-hero {
  width: min(var(--container), calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 190px;
}

.brand img {
  width: 42px;
  height: 42px;
  filter: drop-shadow(0 0 10px rgba(79, 209, 176, 0.28));
}

.brand span {
  display: grid;
  line-height: 1.05;
}

.brand strong { font-size: 1.05rem; }
.brand small { color: var(--muted); font-size: 0.78rem; }

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
  min-width: 0;
}

.site-nav a,
.nav-action {
  color: var(--muted);
  padding: 10px 12px;
  border-radius: var(--radius);
  font-weight: 650;
  font-size: 0.94rem;
}

.site-nav a:hover,
.nav-action:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.nav-action {
  color: #08110f;
  background: var(--brand);
  white-space: nowrap;
}

.nav-toggle,
.mobile-nav-contact,
.nav-backdrop {
  display: none;
}

.hero {
  min-height: auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  align-items: center;
  gap: 56px;
  padding: 70px 0 76px;
}

.eyebrow {
  color: var(--brand);
  text-transform: uppercase;
  letter-spacing: 0;
  font-size: 0.78rem;
  font-weight: 800;
  margin: 0 0 12px;
}

h1,
h2,
h3 {
  letter-spacing: 0;
  line-height: 1.06;
  margin: 0;
}

h1 { font-size: clamp(3rem, 4.6vw, 4.65rem); max-width: 880px; }
h2 { font-size: clamp(1.75rem, 3vw, 3rem); }
h3 { font-size: 1.18rem; }

.hero-lede {
  max-width: 560px;
  font-size: 1.14rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  font-weight: 800;
}

.button.primary {
  background: var(--brand);
  border-color: var(--brand);
  color: #08110f;
}

.button.secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.system-panel {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(20, 33, 43, 0.94), rgba(12, 18, 24, 0.94));
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  padding: 20px;
  align-self: center;
  min-height: 0;
  display: grid;
  align-content: center;
}

.panel-topline,
.node {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  background: rgba(255, 255, 255, 0.035);
}

.panel-topline {
  display: flex;
  justify-content: space-between;
  color: var(--soft);
  margin-bottom: 12px;
}

.node {
  display: grid;
  gap: 8px;
}

.node span,
.status {
  color: var(--brand);
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.node strong { font-size: 1.18rem; }
.node-active { border-color: rgba(79, 209, 176, 0.6); }
.node-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 12px;
}
.node.muted { opacity: 0.68; }

.fabric-panel .node-active strong {
  font-size: clamp(1rem, 1.5vw, 1.18rem);
  overflow-wrap: anywhere;
}

.section,
.page-hero {
  padding: 76px 0;
}

.page-hero {
  max-width: 900px;
}

.page-hero h1 {
  max-width: 15ch;
}

.page-hero p {
  max-width: 760px;
  font-size: 1.1rem;
}

.account-shell {
  width: min(var(--container), calc(100% - 40px));
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 430px);
  gap: 72px;
  align-items: center;
  padding: 88px 0 76px;
}

.account-intro h1 { max-width: 12ch; }
.account-intro > p { max-width: 640px; font-size: 1.12rem; }

.account-signals {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.account-signals span {
  border: 1px solid var(--line);
  color: var(--muted);
  padding: 7px 10px;
  font-size: 0.84rem;
  font-weight: 750;
}

.account-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(16, 24, 33, 0.8);
  box-shadow: var(--shadow);
  padding: 24px;
}

.account-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--line);
  margin: -4px 0 20px;
}

.account-tab {
  color: var(--muted);
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  padding: 12px 8px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.account-tab.is-active { border-bottom-color: var(--brand); color: var(--text); }

.account-feedback {
  min-height: 26px;
  margin: 0 0 16px;
  font-size: 0.92rem;
}

.account-feedback[data-state="error"] { color: #ff9f9f; }
.account-feedback[data-state="success"] { color: var(--brand); }

.account-form {
  display: grid;
  gap: 14px;
}

.account-form label {
  display: grid;
  gap: 7px;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 750;
}

.account-form input {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: #0b1117;
  color: var(--text);
  padding: 0 12px;
  font: inherit;
}

.account-form input:focus { outline: 2px solid var(--brand); outline-offset: 2px; }
.account-form select {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  padding: 12px;
  font: inherit;
}
.account-form select:focus { outline: 2px solid var(--brand); outline-offset: 2px; }
.account-form .button { margin-top: 6px; }

.account-panel--signed-in h2 { margin-bottom: 10px; }
.account-panel--signed-in p { margin-top: 0; }
.account-panel-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.account-panel-actions form { margin: 0; }
.account-principles { padding-top: 0; }
.lyre-credential-controls { display: grid; gap: 18px; }
.lyre-credential-note { margin: 0; color: var(--muted); }
.lyre-remove-credential { display: grid; gap: 12px; border-top: 1px solid var(--line); padding-top: 18px; }
.lyre-remove-credential label { display: grid; gap: 7px; color: var(--muted); font-size: .9rem; }
.lyre-remove-credential select { width: 100%; border: 1px solid var(--line); background: var(--surface); color: var(--text); padding: 12px; font: inherit; }

.split {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 56px;
  align-items: start;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.product-grid,
.principles,
.repo-grid,
.service-grid,
.process-grid,
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.product-card,
.principles article,
.product-row,
.repo-card,
.service-tile,
.process-grid article,
.contact-grid article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(16, 24, 33, 0.72);
}

.product-card {
  display: grid;
  align-content: start;
  gap: 12px;
  min-height: 300px;
  padding: 22px;
}

.product-card:hover,
.product-row:hover {
  border-color: rgba(79, 209, 176, 0.55);
}

.product-card img { width: 64px; height: 64px; object-fit: contain; }

.principle-band {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.principles article {
  padding: 22px;
}

.repo-card,
.process-grid article,
.contact-grid article {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 22px;
}

.repo-card--featured {
  border-color: rgba(79, 209, 176, 0.48);
}

.repo-card a,
.contact-grid a:not(.button) {
  color: var(--brand);
  font-weight: 800;
}

.repo-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-weight: 750;
}

.service-tile {
  min-height: 96px;
  display: flex;
  align-items: center;
  padding: 18px;
  color: var(--text);
  font-weight: 800;
}

.section-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.philosophy-hero {
  width: min(var(--container), calc(100% - 40px));
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 48px;
  align-items: end;
  padding: 86px 0 76px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.philosophy-hero h1 {
  max-width: 760px;
}

.philosophy-hero p {
  max-width: 680px;
  font-size: 1.12rem;
}

.philosophy-signal {
  border: 1px solid rgba(79, 209, 176, 0.42);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(79, 209, 176, 0.12), transparent 54%),
    rgba(16, 24, 33, 0.82);
  box-shadow: var(--shadow);
  padding: 24px;
}

.philosophy-signal span {
  display: block;
  color: var(--brand);
  font-size: 0.76rem;
  font-weight: 850;
  margin-bottom: 14px;
}

.philosophy-signal strong {
  display: block;
  font-size: clamp(1.35rem, 2vw, 2rem);
  line-height: 1.15;
}

.philosophy-ledger {
  display: grid;
  gap: 12px;
}

.philosophy-ledger article {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(16, 24, 33, 0.68);
  padding: 24px;
}

.philosophy-ledger h2 {
  font-size: clamp(1.5rem, 2.6vw, 2.5rem);
}

.philosophy-ledger p {
  max-width: 760px;
  margin-bottom: 0;
}

.philosophy-proof {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.proof-grid article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(16, 24, 33, 0.72);
  padding: 22px;
}

.fabric-grid,
.launch-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.fabric-grid article,
.launch-card,
.proof-list article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(16, 24, 33, 0.72);
  padding: 22px;
}

.fabric-grid article {
  display: grid;
  align-content: start;
  gap: 12px;
  min-height: 176px;
}

.proof-list {
  display: grid;
  gap: 12px;
}

.proof-list article {
  display: grid;
  gap: 10px;
}

.proof-list p,
.fabric-grid p,
.launch-card p {
  margin-bottom: 0;
}

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

.launch-section {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.launch-card {
  display: grid;
  align-content: start;
  gap: 14px;
  min-height: 230px;
}

.launch-card--primary {
  border-color: rgba(79, 209, 176, 0.55);
  background:
    linear-gradient(135deg, rgba(79, 209, 176, 0.12), transparent 56%),
    rgba(16, 24, 33, 0.82);
}

.signup-form {
  display: grid;
  gap: 10px;
  margin-top: 4px;
}

.signup-form label {
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 800;
}

.signup-form div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.signup-form input {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: #0b1117;
  color: var(--text);
  padding: 0 12px;
  font: inherit;
}

.signup-form input:focus {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}

.product-list {
  display: grid;
  gap: 16px;
  padding-top: 0;
}

.product-row {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr) auto;
  gap: 22px;
  align-items: center;
  padding: 22px;
}

.product-row ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  margin: 14px 0 0;
  list-style: none;
}

.product-row li {
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 0.88rem;
}

.copy-stack p:first-child { margin-top: 0; }
.final-cta .button { margin-top: 14px; }

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 44px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-content: start;
}

.site-footer a { color: var(--muted); font-weight: 700; }

@media (max-width: 900px) {
  .site-header {
    padding: 14px 0;
    min-height: 72px;
  }

  .brand { min-width: 0; }

  .hero,
  .account-shell,
  .philosophy-hero,
  .split,
  .product-grid,
  .principles,
  .fabric-grid,
  .launch-grid,
  .repo-grid,
  .service-grid,
  .process-grid,
  .contact-grid,
  .proof-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 64px;
  }

  h1 { max-width: 14ch; }

  .signup-form div {
    grid-template-columns: 1fr;
  }

  .philosophy-hero {
    padding-top: 64px;
  }

  .account-shell { gap: 38px; padding-top: 64px; }
}

@media (max-width: 620px) {
  .site-header,
  .site-footer,
  .hero,
  .account-shell,
  .section,
  .page-hero {
    width: min(var(--container), calc(100% - 28px));
  }

  .philosophy-hero {
    width: min(var(--container), calc(100% - 28px));
  }

  .account-shell {
    width: min(var(--container), calc(100% - 28px));
    grid-template-columns: 1fr;
  }

  body.nav-open {
    overflow: hidden;
  }

  .nav-toggle {
    width: 44px;
    height: 44px;
    margin-left: auto;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.04);
    display: inline-grid;
    place-content: center;
    gap: 5px;
    position: relative;
    z-index: 80;
  }

  .nav-toggle span {
    width: 18px;
    height: 2px;
    border-radius: 999px;
    background: var(--text);
    display: block;
  }

  .nav-backdrop {
    position: fixed;
    inset: 0;
    z-index: 60;
    display: block;
    background: rgba(0, 0, 0, 0.56);
  }

  .nav-backdrop[hidden] {
    display: none;
  }

  .site-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 70;
    width: min(84vw, 320px);
    margin: 0;
    padding: 92px 18px 18px;
    display: grid;
    align-content: start;
    gap: 8px;
    background: rgba(12, 18, 24, 0.98);
    border-left: 1px solid var(--line);
    box-shadow: var(--shadow);
    transform: translateX(100%);
    transition: transform 180ms ease;
  }

  body.nav-open .site-nav {
    transform: translateX(0);
  }

  .site-nav a {
    width: 100%;
    color: var(--text);
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.035);
    padding: 13px 14px;
  }

  .mobile-nav-contact {
    display: block;
    background: var(--brand) !important;
    color: #08110f !important;
    border-color: var(--brand) !important;
  }

  .nav-action {
    display: none;
  }

  .node-grid,
  .product-row,
  .philosophy-ledger article {
    grid-template-columns: 1fr;
  }

  .site-footer {
    display: grid;
  }
}

@media (min-width: 1600px) {
  :root { --container: 1560px; }

  .site-header,
  .site-footer,
  .hero,
  .section,
  .page-hero,
  .philosophy-hero {
    width: min(var(--container), calc(100% - 96px));
  }

  .hero {
    grid-template-columns: minmax(0, 1.15fr) 520px;
    gap: 96px;
  }

  .hero h1,
  .page-hero h1,
  .philosophy-hero h1 {
    max-width: 1080px;
  }

  .hero p,
  .page-hero p,
  .philosophy-hero p {
    max-width: 820px;
  }

  .fabric-grid,
  .launch-grid,
  .proof-grid,
  .services-grid,
  .products-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .account-shell {
    width: min(1480px, calc(100% - 96px));
    grid-template-columns: minmax(0, 1.2fr) minmax(420px, 520px);
  }
}

@media (min-width: 2200px) {
  :root { --container: 1840px; }

  .site-header,
  .site-footer,
  .hero,
  .section,
  .page-hero,
  .philosophy-hero {
    width: min(var(--container), calc(100% - 128px));
  }

  .hero {
    grid-template-columns: minmax(0, 1.25fr) 600px;
    gap: 128px;
  }

  .fabric-grid,
  .launch-grid,
  .proof-grid,
  .services-grid,
  .products-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}