:root {
  color-scheme: dark;
  --bg: #0c0f12;
  --panel: #151a1f;
  --panel-2: #1c2329;
  --text: #f5f1e7;
  --muted: #c7beb0;
  --line: rgba(245, 241, 231, 0.16);
  --gold: #f5d15f;
  --gold-2: #d9a92e;
  --blue: #6fb9ff;
  --danger: #ff6d66;
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.42);
  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;
  background:
    radial-gradient(circle at 16% 12%, rgba(245, 209, 95, 0.15), transparent 26rem),
    radial-gradient(circle at 84% 20%, rgba(111, 185, 255, 0.11), transparent 28rem),
    linear-gradient(145deg, #0c0f12 0%, #12171b 46%, #090b0d 100%);
  color: var(--text);
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem clamp(1rem, 4vw, 4rem);
  background: rgba(12, 15, 18, 0.88);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  width: min(190px, 42vw);
}

.brand img {
  display: block;
  width: 100%;
  height: auto;
}

nav {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1.4rem);
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 700;
}

nav a {
  text-decoration: none;
}

nav a:hover,
nav a:focus-visible {
  color: var(--gold);
}

main {
  overflow: hidden;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: center;
  min-height: calc(100vh - 77px);
  padding: clamp(3rem, 7vw, 7rem) clamp(1rem, 5vw, 5rem);
}

.hero-copy,
.section-heading {
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 0.85rem;
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 850px;
  margin-bottom: 1.25rem;
  font-size: clamp(3.1rem, 6.4vw, 6.3rem);
  line-height: 0.96;
  letter-spacing: 0;
}

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

.lede,
.section p,
.access-panel p,
.identity-card p {
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button,
.signin-panel button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 0.85rem 1.1rem;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.button.primary,
.signin-panel button {
  background: var(--gold);
  color: #111;
}

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

.identity-card,
.access-panel,
.flow-card,
.signin-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.035));
  box-shadow: var(--shadow);
}

.identity-card {
  padding: clamp(1.25rem, 3vw, 2.25rem);
}

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

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.2rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.panel-header strong {
  border-radius: 999px;
  padding: 0.35rem 0.65rem;
  background: rgba(245, 209, 95, 0.14);
  color: var(--gold);
  font-size: 0.78rem;
}

.key-slot {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  border: 1px solid rgba(245, 209, 95, 0.28);
  border-radius: 8px;
  padding: 1rem;
  background: rgba(245, 209, 95, 0.08);
}

.key-slot strong {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 1.2rem;
}

.key-slot p {
  margin-bottom: 0;
  font-size: 0.98rem;
}

.key-icon {
  display: inline-grid;
  width: 54px;
  height: 54px;
  place-items: center;
  border-radius: 8px;
  background: var(--gold);
  color: #111;
  font-weight: 950;
}

.app-list {
  display: grid;
  gap: 0.7rem;
  margin-top: 1rem;
}

.app-list div {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.8rem 0.9rem;
  color: var(--text);
  background: rgba(0, 0, 0, 0.2);
}

.app-list span {
  width: 0.62rem;
  height: 0.62rem;
  border-radius: 999px;
  background: var(--gold);
}

.panel-note {
  margin: 1rem 0 0;
  font-size: 0.92rem;
}

.card-topline,
.prototype-badge {
  display: inline-flex;
  margin-bottom: 1rem;
  border-radius: 999px;
  padding: 0.35rem 0.65rem;
  background: rgba(245, 209, 95, 0.14);
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 800;
}

.identity-card h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
}

.principles {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.4rem;
}

.principles span,
.source-links a {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.45rem 0.65rem;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.05);
  font-size: 0.88rem;
}

.section {
  padding: clamp(3rem, 7vw, 6rem) clamp(1rem, 5vw, 5rem);
}

.compact {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.pill-grid,
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  margin-top: 2rem;
}

.pill-grid div,
.value-grid div,
.rule-row div,
.next-grid div {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.055);
}

.pill-grid strong,
.pill-grid span {
  display: block;
}

.pill-grid strong,
.value-grid strong,
.rule-row strong,
.next-grid strong {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 1rem;
}

.pill-grid span,
.value-grid span,
.next-grid p,
.value-grid p,
.rule-row p,
.check-list {
  color: var(--muted);
  line-height: 1.55;
}

.value-grid span,
.next-grid span {
  display: block;
  margin-bottom: 1.5rem;
  color: var(--gold);
  font-weight: 950;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.72fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: start;
}

.flow-card {
  display: grid;
  gap: 0.7rem;
  padding: 1rem;
}

.flow-step {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.9rem 1rem;
  color: var(--muted);
  background: rgba(0, 0, 0, 0.18);
}

.flow-step.active {
  border-color: rgba(245, 209, 95, 0.6);
  color: var(--text);
  background: rgba(245, 209, 95, 0.13);
}

.wide {
  max-width: 980px;
}

.table-wrap {
  margin-top: 2rem;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.045);
}

table {
  width: 100%;
  min-width: 860px;
  border-collapse: collapse;
}

th,
td {
  padding: 1rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--gold);
  font-size: 0.88rem;
  text-transform: uppercase;
}

td {
  color: var(--muted);
  line-height: 1.45;
}

td:first-child {
  color: var(--text);
  font-weight: 800;
}

tr:last-child td {
  border-bottom: 0;
}

.source-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1rem;
}

.source-links a {
  text-decoration: none;
}

.prototype {
  background: linear-gradient(90deg, rgba(245, 209, 95, 0.07), rgba(111, 185, 255, 0.05));
}

.ecosystem {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(245, 209, 95, 0.1), rgba(255, 255, 255, 0.025)),
    #101418;
}

.rule-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  margin-top: 2rem;
}

.check-list {
  padding-left: 1.2rem;
}

.check-list li {
  margin-bottom: 0.55rem;
}

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

.signin-panel label {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--text);
  font-weight: 800;
}

.signin-panel input {
  width: 100%;
  min-height: 48px;
  margin-bottom: 0.9rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.8rem 0.9rem;
  background: rgba(0, 0, 0, 0.26);
  color: var(--text);
  font: inherit;
}

.signin-panel button {
  width: 100%;
}

.signin-panel p {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.5;
}

.final {
  background: #0a0c0e;
}

.next-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
  margin-top: 2rem;
}

.next-grid span {
  margin-bottom: 1.8rem;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem clamp(1rem, 5vw, 5rem);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
}

@media (max-width: 920px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 0.2rem;
  }

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

  .pill-grid,
  .value-grid,
  .rule-row,
  .next-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .hero {
    min-height: auto;
  }

  h1 {
    font-size: clamp(2.6rem, 16vw, 4rem);
  }

  .pill-grid,
  .value-grid,
  .rule-row,
  .next-grid {
    grid-template-columns: 1fr;
  }

  footer {
    flex-direction: column;
  }
}