:root {
  --bg: #fff8f1;
  --surface: #ffffff;
  --surface-soft: #fff0e4;
  --surface-warm: #f8e5d4;
  --text: #2d1a10;
  --muted: #6d594d;
  --line: rgba(45, 26, 16, 0.12);
  --accent: #dc5e00;
  --accent-deep: #b94a00;
  --dark: #26170f;
  --radius: 24px;
  --radius-lg: 32px;
  --container: 1140px;
  --shadow: 0 22px 60px rgba(80, 35, 7, 0.10);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}
img { display: block; max-width: 100%; }
a { color: inherit; }

.container {
  width: min(var(--container), calc(100% - 36px));
  margin: 0 auto;
}

.header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(255, 248, 241, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(45, 26, 16, 0.06);
}
.header-row,
.footer-row {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex;
  flex-direction: column;
  text-decoration: none;
  min-width: max-content;
}
.brand-title,
.footer-title {
  font-weight: 850;
  font-size: 20px;
  line-height: 1.1;
  letter-spacing: -0.035em;
}
.brand-subtitle,
.footer-subtitle {
  margin-top: 4px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}
.nav {
  display: flex;
  gap: 22px;
}
.nav a {
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
  transition: color .18s ease;
}
.nav a:hover { color: var(--accent-deep); }

.hero { padding: 42px 0 34px; }
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 0.96fr;
  align-items: center;
  gap: 34px;
}
.hero-copy { padding: 24px 0; }
.eyebrow,
.section-tag,
.manifesto-kicker {
  margin: 0 0 16px;
  color: var(--accent-deep);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.hero h1 {
  margin: 0;
  max-width: 690px;
  font-size: clamp(44px, 6vw, 76px);
  line-height: 0.95;
  letter-spacing: -0.058em;
}
.lead {
  max-width: 650px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 21px);
}
.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}
.hero-points span,
.tech-list span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 14px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 750;
}
.hero-points span {
  background: var(--surface);
  border: 1px solid rgba(220, 94, 0, 0.18);
}
.hero-logo-card {
  position: relative;
  overflow: hidden;
  padding: 15px;
  background: var(--surface);
  border: 1px solid rgba(220, 94, 0, 0.13);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.hero-logo-card::after {
  content: "";
  position: absolute;
  width: 160px;
  height: 160px;
  right: -74px;
  top: -74px;
  border-radius: 50%;
  border: 24px solid rgba(255,255,255,.16);
  pointer-events: none;
}
.hero-logo-card img {
  width: 100%;
  border-radius: 23px;
}

.signal-strip { padding: 20px 0 10px; }
.signal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.signal-grid > div {
  min-height: 92px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 18px 20px;
  background: rgba(255,255,255,.62);
  border: 1px solid var(--line);
  border-radius: 18px;
}
.signal-grid strong {
  font-size: 16px;
  letter-spacing: -0.02em;
}
.signal-grid span {
  margin-top: 3px;
  color: var(--muted);
  font-size: 13px;
}

.section { padding: 88px 0; }
.section-soft { background: var(--surface-soft); }
.two-col,
.stack-grid,
.closing-card {
  display: grid;
  grid-template-columns: minmax(280px, .95fr) 1.05fr;
  gap: 50px;
  align-items: start;
}
.two-col h2,
.section-title,
.section-dark h2,
.closing-card h2 {
  margin: 0;
  font-size: clamp(32px, 4.2vw, 56px);
  line-height: 1.01;
  letter-spacing: -0.047em;
}
.copy-stack p,
.section-intro,
.dark-copy,
.closing-card > p {
  color: var(--muted);
  font-size: 18px;
}
.copy-stack p { margin: 0 0 18px; }
.section-heading-row {
  display: grid;
  grid-template-columns: 1fr .72fr;
  gap: 50px;
  align-items: end;
  margin-bottom: 32px;
}
.section-intro { margin: 0; max-width: 540px; }
.section-title-narrow { max-width: 720px; margin-bottom: 34px; }

.cards {
  display: grid;
  gap: 18px;
}
.cards-four { grid-template-columns: repeat(2, 1fr); }
.card {
  position: relative;
  min-height: 250px;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 34px rgba(75, 34, 9, 0.04);
  transition: transform .18s ease, box-shadow .18s ease;
}
.card:hover,
.step:hover,
.use-case:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 38px rgba(75, 34, 9, 0.08);
}
.card-accent {
  background: var(--accent);
  color: white;
  border-color: transparent;
}
.card-index,
.step-num {
  display: inline-block;
  margin-bottom: 48px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.14em;
}
.card-accent .card-index { color: rgba(255,255,255,.72); }
.card h3,
.step h3,
.use-case h3 {
  margin: 0 0 12px;
  font-size: 25px;
  letter-spacing: -0.035em;
}
.card p,
.step p,
.use-case p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}
.card-accent p { color: rgba(255,255,255,.82); }

.use-cases {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.use-case {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  transition: transform .18s ease, box-shadow .18s ease;
}
.use-case-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--surface-soft);
  color: var(--accent);
  font-size: 22px;
  font-weight: 900;
}
.use-case h3 { font-size: 20px; }

.manifesto {
  margin: 16px 0;
  padding: 76px 0;
  background: var(--accent);
  color: white;
}
.manifesto-grid {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 36px 50px;
  align-items: start;
}
.manifesto-kicker { color: rgba(255,255,255,.7); margin-top: 8px; }
.manifesto blockquote {
  margin: 0;
  max-width: 850px;
  font-size: clamp(38px, 5.4vw, 68px);
  line-height: .98;
  font-weight: 850;
  letter-spacing: -0.052em;
}
.manifesto p {
  grid-column: 2;
  margin: -10px 0 0;
  color: rgba(255,255,255,.78);
  font-size: 18px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.step {
  min-height: 245px;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  transition: transform .18s ease, box-shadow .18s ease;
}
.step-num { margin-bottom: 38px; }
.step h3 { font-size: 22px; }

.section-dark {
  background: var(--dark);
  color: white;
}
.section-tag-light { color: rgba(255,255,255,.56); }
.section-dark h2 { max-width: 630px; }
.dark-copy {
  max-width: 620px;
  color: rgba(255,255,255,.66);
  margin: 22px 0 0;
}
.tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-content: start;
  padding-top: 8px;
}
.tech-list span {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.14);
  color: rgba(255,255,255,.9);
}

.closing { padding-top: 72px; }
.closing-card {
  padding: 42px;
  background: var(--surface-warm);
  border-radius: var(--radius-lg);
}
.closing-card > p { margin: 0; }

.footer {
  border-top: 1px solid rgba(45, 26, 16, 0.08);
  padding: 6px 0;
}
.footer-slogan {
  color: var(--muted);
  font-size: 14px;
  text-align: right;
}

@media (max-width: 980px) {
  .hero-grid,
  .two-col,
  .section-heading-row,
  .stack-grid,
  .closing-card {
    grid-template-columns: 1fr;
  }
  .hero-grid { gap: 22px; }
  .hero-copy { padding-bottom: 4px; }
  .signal-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .section-heading-row { align-items: start; gap: 20px; }
}

@media (max-width: 760px) {
  .nav { display: none; }
  .cards-four,
  .use-cases,
  .steps,
  .manifesto-grid {
    grid-template-columns: 1fr;
  }
  .manifesto p { grid-column: 1; margin-top: -12px; }
  .card-index { margin-bottom: 32px; }
  .footer-row {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding: 20px 0;
  }
  .footer-slogan { text-align: left; }
}

@media (max-width: 560px) {
  .container { width: min(var(--container), calc(100% - 24px)); }
  .hero { padding-top: 24px; }
  .hero h1 { font-size: clamp(42px, 13vw, 62px); }
  .hero-logo-card { padding: 10px; border-radius: 22px; }
  .hero-logo-card img { border-radius: 16px; }
  .section { padding: 66px 0; }
  .manifesto { padding: 58px 0; }
  .closing-card { padding: 28px; border-radius: 22px; }
}