:root {
  --ink: #1d1d1f;
  --muted: #6e6e73;
  --soft: #f5f5f7;
  --soft-2: #fbfbfd;
  --white: #ffffff;
  --line: rgba(29, 29, 31, 0.12);
  --accent: #8a6a3f;
  --accent-2: #7e4f4a;
  --shadow: 0 18px 52px rgba(0, 0, 0, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--white);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  margin: 0;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

h1,
h2,
h3,
p {
  margin: 0;
  overflow-wrap: anywhere;
}

h1,
h2,
h3,
.brand {
  letter-spacing: 0;
}

h1 {
  font-size: clamp(2.25rem, 3.8vw, 3.65rem);
  font-weight: 760;
  line-height: 1.04;
  max-width: 720px;
}

h1 span {
  display: block;
}

h2 {
  font-size: clamp(1.78rem, 2.7vw, 2.65rem);
  font-weight: 740;
  line-height: 1.08;
}

h3 {
  font-size: 1.12rem;
  font-weight: 740;
  line-height: 1.25;
}

p {
  color: var(--muted);
  font-size: 1rem;
}

.site-header {
  align-items: center;
  background: rgba(251, 251, 253, 0.74);
  border-bottom: 1px solid transparent;
  color: var(--ink);
  display: flex;
  inset: 0 0 auto;
  justify-content: space-between;
  padding: 13px clamp(20px, 5vw, 68px);
  position: fixed;
  transition: background 180ms ease, border-color 180ms ease;
  backdrop-filter: saturate(180%) blur(18px);
  z-index: 20;
}

.site-header.is-scrolled {
  background: rgba(251, 251, 253, 0.9);
  border-bottom-color: var(--line);
}

.brand {
  align-items: center;
  display: inline-flex;
  font-size: 1rem;
  font-weight: 760;
  gap: 10px;
  text-decoration: none;
}

.brand-mark {
  align-items: center;
  background: var(--ink);
  border-radius: 8px;
  color: var(--white);
  display: inline-flex;
  font-size: 0.7rem;
  font-weight: 850;
  height: 30px;
  justify-content: center;
  width: 30px;
}

.nav {
  align-items: center;
  display: flex;
  gap: clamp(14px, 2vw, 26px);
  font-size: 0.82rem;
  font-weight: 650;
}

.nav a {
  border-bottom: 1px solid transparent;
  opacity: 0.82;
  padding-bottom: 3px;
  text-decoration: none;
}

.nav a:hover,
.nav a[aria-current="page"] {
  border-color: currentColor;
  opacity: 1;
}

.hero {
  align-items: center;
  color: var(--ink);
  display: grid;
  min-height: 78svh;
  overflow: hidden;
  padding: 116px clamp(20px, 5vw, 72px) 64px;
  position: relative;
}

.hero-image,
.hero-overlay {
  height: 100%;
  inset: 0;
  position: absolute;
  width: 100%;
}

.hero-image {
  object-fit: cover;
  z-index: -2;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.96) 0%, rgba(255, 255, 255, 0.78) 41%, rgba(255, 255, 255, 0.08) 78%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.22) 0%, rgba(255, 255, 255, 0.45) 100%);
  z-index: -1;
}

.hero-content {
  max-width: 660px;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 780;
  line-height: 1.2;
  margin-bottom: 13px;
  text-transform: uppercase;
}

.hero-copy,
.page-hero p:last-child,
.statement-inner p:last-child,
.section-heading p:last-child,
.founder-copy p:last-child {
  color: var(--muted);
  font-size: clamp(1.04rem, 1.28vw, 1.18rem);
  line-height: 1.65;
}

.hero-copy {
  margin-top: 22px;
  max-width: 570px;
}

.hero-actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  align-items: center;
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: 8px;
  color: var(--white);
  display: inline-flex;
  font-size: 0.92rem;
  font-weight: 700;
  justify-content: center;
  min-height: 44px;
  padding: 10px 18px;
  text-decoration: none;
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

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

.button-secondary {
  background: rgba(255, 255, 255, 0.72);
  border-color: rgba(29, 29, 31, 0.18);
  color: var(--ink);
}

.text-link {
  color: #0066cc;
  display: inline-flex;
  font-size: 0.94rem;
  font-weight: 680;
  margin-top: 18px;
  text-decoration: none;
}

.text-link::after {
  content: ">";
  margin-left: 7px;
}

.opening-statement {
  background: var(--soft);
  padding: clamp(54px, 7vw, 92px) clamp(20px, 5vw, 72px);
}

.statement-inner,
.page-hero > *,
.section-heading,
.founder-copy {
  margin-inline: auto;
  max-width: 820px;
}

.statement-inner h2 {
  max-width: 760px;
}

.statement-inner p:last-child,
.founder-copy p:last-child {
  margin-top: 20px;
  max-width: 680px;
}

.page-main {
  padding-top: 58px;
}

.page-hero {
  background: var(--soft-2);
  border-bottom: 1px solid var(--line);
  padding: clamp(82px, 10vw, 132px) clamp(20px, 5vw, 72px) clamp(58px, 8vw, 96px);
  text-align: center;
}

.page-hero h1 {
  margin-inline: auto;
  max-width: 860px;
}

.page-hero p:last-child {
  margin-top: 22px;
  max-width: 700px;
}

.section {
  padding: clamp(64px, 8vw, 112px) clamp(20px, 5vw, 72px);
}

.split,
.roadmap,
.contact-card,
.elegant-grid,
.audience-grid,
.evidence-grid,
.contact-layout {
  margin-inline: auto;
  max-width: 1120px;
}

.split {
  display: grid;
  gap: clamp(34px, 6vw, 78px);
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
}

.section-copy h2 {
  max-width: 560px;
}

.text-stack {
  display: grid;
  gap: 18px;
}

.text-stack p {
  max-width: 650px;
}

.section-heading {
  margin-bottom: clamp(34px, 5vw, 58px);
  text-align: center;
}

.section-heading p:last-child {
  margin: 18px auto 0;
  max-width: 680px;
}

.solution-section,
.evidence-section,
.roadmap-section,
.contact-page-section {
  background: var(--white);
}

.warm-section,
.founder-section {
  background: var(--soft);
}

.elegant-grid,
.audience-grid {
  display: grid;
  gap: 16px;
}

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

.elegant-grid article,
.audience-grid article,
.roadmap article,
.contact-details {
  background: var(--soft);
  border-radius: 8px;
  padding: clamp(24px, 3.5vw, 34px);
}

.warm-section .audience-grid article,
.contact-details.secondary {
  background: var(--white);
}

.elegant-grid span,
.audience-grid span,
.roadmap span,
.evidence-grid span {
  color: var(--accent-2);
  display: block;
  font-size: 0.72rem;
  font-weight: 780;
  line-height: 1.2;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.elegant-grid h3,
.roadmap h3,
.evidence-grid h3 {
  margin-bottom: 10px;
}

.elegant-grid p,
.roadmap p,
.evidence-grid p {
  font-size: 0.96rem;
}

.audience-grid strong {
  display: block;
  font-size: 1.15rem;
  font-weight: 720;
  line-height: 1.35;
}

.evidence-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.evidence-grid article {
  background: var(--soft);
  border-radius: 8px;
  display: grid;
  gap: 20px;
  grid-template-columns: minmax(0, 1fr);
  padding: 16px;
}

.evidence-grid figure {
  background: var(--white);
  border-radius: 8px;
  margin: 0;
  overflow: hidden;
}

.evidence-grid img {
  aspect-ratio: 16 / 9;
  height: 100%;
  object-fit: contain;
  width: 100%;
}

.evidence-grid div {
  padding: 8px 4px 4px;
}

.roadmap {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.roadmap article {
  min-height: 178px;
}

.contact-layout {
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
}

.contact-details h2 {
  font-size: clamp(1.55rem, 2.4vw, 2.35rem);
  font-weight: 740;
  line-height: 1.1;
}

.contact-details p {
  margin-top: 18px;
  max-width: 580px;
}

.contact-details .button {
  margin-top: 28px;
}

.note-list {
  color: var(--muted);
  display: grid;
  gap: 14px;
  line-height: 1.58;
  margin: 0;
  padding-left: 19px;
}

.site-footer {
  align-items: center;
  background: var(--soft);
  color: var(--muted);
  display: flex;
  font-size: 0.9rem;
  gap: 16px;
  justify-content: space-between;
  padding: 24px clamp(20px, 5vw, 72px);
}

.site-footer a {
  text-decoration: none;
}

@media (max-width: 980px) {
  .split,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .elegant-grid.three,
  .audience-grid,
  .roadmap,
  .evidence-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
    padding: 14px 20px;
    position: absolute;
  }

  .nav {
    flex-wrap: wrap;
    font-size: 0.82rem;
    gap: 11px 16px;
  }

  .hero {
    min-height: auto;
    padding: 150px 20px 58px;
  }

  .hero-content,
  .statement-inner,
  .section-copy,
  .text-stack,
  .section-heading,
  .elegant-grid,
  .audience-grid,
  .evidence-grid,
  .roadmap,
  .founder-copy,
  .contact-card,
  .page-hero > *,
  .contact-layout {
    margin-inline: 0;
    max-width: 350px;
    width: 100%;
  }

  .page-main {
    padding-top: 98px;
  }

  .page-hero {
    padding: 58px 20px 46px;
    text-align: left;
  }

  .section {
    padding: 54px 20px;
  }

  .opening-statement {
    padding: 48px 20px;
  }

  h1 {
    font-size: clamp(2rem, 8vw, 2.42rem);
    line-height: 1.08;
  }

  h2 {
    font-size: clamp(1.55rem, 6vw, 1.9rem);
    line-height: 1.12;
  }

  p {
    font-size: 0.98rem;
  }

  .section-heading {
    text-align: left;
  }

  .section-heading p:last-child {
    margin-left: 0;
    margin-right: 0;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .elegant-grid.three,
  .audience-grid,
  .roadmap,
  .evidence-grid {
    grid-template-columns: 1fr;
  }

  .roadmap article {
    min-height: auto;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}