:root {
  --bg: #f2eee4;
  --bg-strong: #e9deca;
  --paper: rgba(255, 251, 242, 0.78);
  --paper-strong: #fff9f0;
  --ink: #1d1a16;
  --muted: #5f554b;
  --line: rgba(51, 38, 21, 0.14);
  --accent: #135d66;
  --accent-soft: #d6ebe8;
  --signal: #b2452b;
  --signal-soft: #f2d8c8;
  --shadow: 0 22px 54px rgba(57, 43, 22, 0.12);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --content-width: 1180px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(19, 93, 102, 0.13), transparent 28%),
    radial-gradient(circle at 80% 12%, rgba(178, 69, 43, 0.16), transparent 24%),
    linear-gradient(180deg, #f7f2e7 0%, var(--bg) 48%, #efe7d6 100%);
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  line-height: 1.55;
}

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

.site-shell {
  width: min(var(--content-width), calc(100% - 32px));
  margin: 0 auto;
  padding-bottom: 48px;
}

.topbar {
  position: sticky;
  top: 14px;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 18px;
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 249, 240, 0.75);
  backdrop-filter: blur(14px);
  box-shadow: 0 10px 25px rgba(36, 26, 14, 0.08);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #1f8b7d);
  color: #fdf7ec;
  font-family: Georgia, serif;
  font-size: 1.1rem;
}

.brand-text {
  font-size: 1rem;
}

.topnav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 0.95rem;
  color: var(--muted);
}

.topnav a:hover,
.topnav a:focus-visible,
.footer a:hover,
.footer a:focus-visible,
.surface-domain:hover,
.surface-domain:focus-visible {
  color: var(--accent);
}

.hero {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 28px;
  padding: 80px 0 48px;
}

.hero-copy,
.hero-panel,
.essay-card,
.track-card,
.surface-card,
.output-card,
.roadmap-card,
.callout-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--paper);
  box-shadow: var(--shadow);
}

.hero-copy {
  position: relative;
  overflow: hidden;
  padding: 38px;
}

.hero-copy::after {
  content: "";
  position: absolute;
  inset: auto -16% -28% auto;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(178, 69, 43, 0.19), transparent 68%);
}

.eyebrow,
.kicker,
.panel-label,
.callout-label {
  margin: 0 0 12px;
  color: var(--signal);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: Georgia, "Palatino Linotype", serif;
  font-weight: 700;
  line-height: 1.08;
}

h1 {
  max-width: 12ch;
  font-size: clamp(2.8rem, 5vw, 5.4rem);
}

h2 {
  max-width: 16ch;
  font-size: clamp(2rem, 3.2vw, 3.2rem);
}

h3 {
  font-size: 1.4rem;
}

.hero-text,
.section-heading {
  max-width: 70ch;
}

.hero-text {
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

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

.button-solid {
  background: var(--ink);
  color: #fdf8ef;
}

.button-ghost {
  border-color: var(--line);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.4);
}

.signal-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 0;
  margin: 28px 0 0;
  list-style: none;
}

.signal-list li {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.65);
  color: var(--muted);
  border: 1px solid rgba(61, 42, 19, 0.09);
}

.hero-proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 26px;
}

.proof-item {
  padding: 14px 16px;
  border: 1px solid rgba(61, 42, 19, 0.09);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.58);
}

.proof-label {
  display: block;
  margin-bottom: 8px;
  color: var(--signal);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.proof-value {
  color: var(--ink);
  font-size: 0.97rem;
  font-weight: 600;
}

.hero-panel {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 22px;
  background:
    linear-gradient(160deg, rgba(255, 249, 240, 0.9), rgba(235, 244, 241, 0.82)),
    var(--paper);
}

.panel-card {
  padding: 22px;
  border: 1px solid rgba(36, 36, 36, 0.08);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.56);
}

.panel-card-large {
  padding-bottom: 26px;
}

.panel-copy {
  margin: 0;
  color: var(--muted);
}

.system-flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 14px;
  align-items: center;
}

.flow-node {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 160px;
  padding: 20px;
  border-radius: var(--radius-md);
  background: var(--paper-strong);
}

.flow-title {
  font-size: 1.2rem;
  font-weight: 800;
  font-family: Georgia, serif;
}

.flow-copy {
  color: var(--muted);
}

.flow-arrow {
  color: var(--signal);
  font-size: 1.8rem;
  font-weight: 700;
}

.panel-grid,
.thesis-grid,
.track-grid,
.live-grid,
.promise-grid,
.surface-grid,
.output-grid,
.next-layout {
  display: grid;
  gap: 18px;
}

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

.section {
  padding: 28px 0;
}

.section-heading {
  margin-bottom: 22px;
}

.section-heading h2 {
  margin-top: 6px;
}

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

.essay-card,
.track-card,
.live-card,
.promise-card,
.surface-card,
.output-card,
.roadmap-card,
.callout-card {
  padding: 24px;
}

.essay-card p,
.track-card p,
.live-card p,
.promise-card p,
.surface-card p,
.output-card p,
.callout-copy {
  margin: 12px 0 0;
  color: var(--muted);
}

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

.track-card {
  background:
    linear-gradient(180deg, rgba(255, 249, 240, 0.92), rgba(247, 240, 228, 0.88)),
    var(--paper);
}

.live-grid {
  grid-template-columns: 1.15fr 1fr 1fr;
}

.live-card,
.promise-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--paper);
  box-shadow: var(--shadow);
}

.live-card-highlight {
  background:
    linear-gradient(160deg, rgba(214, 235, 232, 0.78), rgba(255, 249, 240, 0.86)),
    var(--paper);
}

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

.promise-card {
  background: rgba(255, 255, 255, 0.6);
}

.track-index {
  margin: 0 0 16px;
  color: var(--signal);
  font-size: 0.94rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

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

.surface-card-featured {
  background:
    linear-gradient(135deg, rgba(214, 235, 232, 0.75), rgba(255, 249, 240, 0.84)),
    var(--paper);
}

.surface-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.surface-domain {
  font-size: 0.95rem;
  color: var(--muted);
}

.status {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.status-building {
  background: var(--accent-soft);
  color: var(--accent);
}

.status-live {
  background: var(--signal-soft);
  color: var(--signal);
}

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

.output-card {
  background: rgba(255, 255, 255, 0.63);
}

.next-layout {
  grid-template-columns: 1.2fr 0.8fr;
}

.roadmap-list {
  margin: 0;
  padding-left: 1.2rem;
}

.roadmap-list li + li {
  margin-top: 14px;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  padding: 26px 2px 8px;
  color: var(--muted);
  font-size: 0.95rem;
}

.footer p {
  margin: 0;
}

.footer-links {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

@media (max-width: 1080px) {
  .hero,
  .next-layout,
  .thesis-grid,
  .track-grid,
  .live-grid,
  .promise-grid,
  .output-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .site-shell {
    width: min(var(--content-width), calc(100% - 22px));
  }

  .topbar {
    top: 10px;
    padding: 14px 16px;
    border-radius: 24px;
  }

  .topnav {
    gap: 12px;
    font-size: 0.9rem;
  }

  .hero {
    padding-top: 56px;
  }

  .hero-copy,
  .hero-panel,
  .essay-card,
  .track-card,
  .surface-card,
  .output-card,
  .roadmap-card,
  .callout-card {
    padding: 20px;
    border-radius: 22px;
  }

  .panel-grid,
  .system-flow {
    grid-template-columns: 1fr;
  }

  .flow-arrow {
    justify-self: center;
    transform: rotate(90deg);
  }

  .signal-list {
    flex-direction: column;
  }

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