:root {
  --bg: #f5efe4;
  --bg-deep: #e8dfcf;
  --panel: rgba(255, 252, 246, 0.76);
  --panel-strong: rgba(255, 250, 241, 0.92);
  --ink: #15181d;
  --muted: #5b5f67;
  --line: rgba(21, 24, 29, 0.1);
  --teal: #166b69;
  --teal-soft: rgba(22, 107, 105, 0.12);
  --rust: #bb5a31;
  --rust-soft: rgba(187, 90, 49, 0.14);
  --gold: #cf9e2a;
  --shadow: 0 24px 60px rgba(21, 24, 29, 0.12);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --max-width: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(207, 158, 42, 0.18), transparent 28%),
    radial-gradient(circle at 85% 12%, rgba(22, 107, 105, 0.18), transparent 24%),
    linear-gradient(180deg, #f9f5ec 0%, var(--bg) 54%, var(--bg-deep) 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(21, 24, 29, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 24, 29, 0.02) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  mask-image: radial-gradient(circle at center, black 45%, transparent 100%);
}

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

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

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

.site-header {
  position: sticky;
  top: 16px;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 16px;
  padding: 14px 18px;
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 999px;
  background: rgba(245, 239, 228, 0.72);
  backdrop-filter: blur(14px);
  box-shadow: 0 10px 28px rgba(21, 24, 29, 0.08);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: "Avenir Next Condensed", "Arial Narrow", sans-serif;
  letter-spacing: 0.12em;
  font-size: 0.95rem;
  font-weight: 700;
}

.brand-mark {
  position: relative;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background:
    linear-gradient(135deg, rgba(22, 107, 105, 0.96), rgba(21, 24, 29, 0.96));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.22);
}

.brand-mark span {
  position: absolute;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #fff9f0;
}

.brand-mark span:nth-child(1) {
  top: 9px;
  left: 9px;
}

.brand-mark span:nth-child(2) {
  right: 9px;
  top: 15px;
}

.brand-mark span:nth-child(3) {
  bottom: 8px;
  left: 15px;
}

.brand-mark::after,
.brand-mark::before {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: 16px;
  height: 1.5px;
  background: rgba(255, 249, 240, 0.72);
  transform-origin: center;
}

.brand-mark::before {
  transform: rotate(28deg);
}

.brand-mark::after {
  transform: rotate(-26deg);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 0.97rem;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--ink);
}

.nav-cta {
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid rgba(21, 24, 29, 0.14);
  background: rgba(255, 255, 255, 0.48);
}

.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  color: var(--ink);
  font: inherit;
  font-weight: 700;
  padding: 8px 10px;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 42px;
  align-items: center;
  padding: 72px 0 52px;
}

.hero h1,
.section-heading h2,
.contact-section h2 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", serif;
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 0.95;
}

.hero h1 {
  font-size: clamp(3.4rem, 7vw, 6.4rem);
  max-width: 11ch;
}

.hero-text,
.section-heading,
.info-card p,
.pillar p,
.timeline-step p,
.faq-card p,
.contact-section p,
.metrics p,
.trace-panel li,
.hero-signals li {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--muted);
}

.hero-text {
  max-width: 60ch;
  margin: 22px 0 0;
}

.eyebrow {
  margin: 0 0 14px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--rust);
}

.hero-actions,
.contact-card {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 700;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  background: linear-gradient(135deg, var(--ink), var(--teal));
  color: #fff9f0;
  box-shadow: 0 16px 30px rgba(21, 24, 29, 0.16);
}

.button-secondary {
  border: 1px solid rgba(21, 24, 29, 0.15);
  background: rgba(255, 255, 255, 0.38);
}

.hero-signals {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
}

.hero-signals li {
  padding: 10px 14px;
  border: 1px solid rgba(21, 24, 29, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.34);
}

.network-card,
.metrics article,
.info-card,
.pillar,
.timeline-step,
.faq-card,
.contact-card,
.quote-strip {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.72);
  background: var(--panel);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.network-card {
  overflow: hidden;
  min-height: 560px;
  border-radius: var(--radius-xl);
  padding: 28px;
  background:
    radial-gradient(circle at top, rgba(207, 158, 42, 0.16), transparent 35%),
    linear-gradient(160deg, rgba(255, 255, 255, 0.9), rgba(249, 242, 232, 0.72));
}

.network-orbit {
  position: absolute;
  inset: 0;
  margin: auto;
  border-radius: 50%;
  border: 1px dashed rgba(21, 24, 29, 0.12);
}

.orbit-a {
  width: 310px;
  height: 310px;
  animation: spin 22s linear infinite;
}

.orbit-b {
  width: 430px;
  height: 430px;
  animation: spin 30s linear infinite reverse;
}

.network-core {
  position: absolute;
  inset: 0;
  margin: auto;
  display: grid;
  place-items: center;
  width: 148px;
  height: 148px;
  border-radius: 32px;
  background:
    radial-gradient(circle at top left, rgba(207, 158, 42, 0.85), rgba(187, 90, 49, 0) 60%),
    linear-gradient(135deg, rgba(22, 107, 105, 1), rgba(21, 24, 29, 1));
  color: #fff9f0;
  font-family: "Avenir Next Condensed", "Arial Narrow", sans-serif;
  letter-spacing: 0.16em;
  font-size: 1.05rem;
  box-shadow:
    0 26px 54px rgba(21, 24, 29, 0.22),
    inset 0 0 0 1px rgba(255, 255, 255, 0.14);
}

.signal {
  position: absolute;
  display: grid;
  gap: 4px;
  min-width: 170px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(21, 24, 29, 0.08);
  background: var(--panel-strong);
  box-shadow: 0 16px 34px rgba(21, 24, 29, 0.1);
}

.signal strong,
.trace-panel p,
.info-card h3,
.pillar h3,
.timeline-step h3,
.faq-card h3 {
  font-size: 1.12rem;
}

.signal span,
.trace-panel li {
  font-size: 0.95rem;
}

.signal-1 {
  top: 40px;
  right: 30px;
}

.signal-2 {
  bottom: 136px;
  left: 18px;
}

.signal-3 {
  bottom: 34px;
  right: 38px;
}

.trace-panel {
  position: absolute;
  left: 36px;
  top: 54px;
  width: min(100%, 240px);
  padding: 18px 18px 16px;
  border-radius: var(--radius-md);
  background: rgba(21, 24, 29, 0.88);
  color: #f5efe4;
}

.trace-panel p {
  margin: 0 0 10px;
}

.trace-panel ul {
  margin: 0;
  padding-left: 18px;
}

.trace-panel li {
  color: rgba(245, 239, 228, 0.82);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  padding: 8px 0 64px;
}

.metrics article,
.info-card,
.faq-card,
.timeline-step,
.contact-card {
  padding: 24px;
  border-radius: var(--radius-lg);
}

.metric-value,
.pillar-number,
.timeline-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric-value {
  background: var(--teal-soft);
  color: var(--teal);
}

.section-grid,
.split-section,
.faq-section,
.contact-section {
  padding: 42px 0 32px;
}

.section-heading {
  margin-bottom: 24px;
  max-width: 760px;
}

.section-heading h2,
.contact-section h2 {
  font-size: clamp(2.3rem, 4vw, 4rem);
  max-width: 15ch;
}

.card-grid,
.pillars,
.faq-grid {
  display: grid;
  gap: 18px;
}

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

.info-card {
  min-height: 230px;
}

.info-card .button {
  margin-top: 12px;
}

.info-card:nth-child(2) {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(22, 107, 105, 0.08)),
    var(--panel);
}

.info-card:nth-child(3) {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(187, 90, 49, 0.08)),
    var(--panel);
}

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

.pillar {
  padding: 28px;
  border-radius: var(--radius-xl);
}

.pillar-number {
  margin-bottom: 26px;
  background: var(--rust-soft);
  color: var(--rust);
}

.timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 10%;
  right: 10%;
  top: 28px;
  height: 1px;
  background: linear-gradient(90deg, rgba(22, 107, 105, 0.14), rgba(187, 90, 49, 0.24));
}

.timeline-step {
  padding-top: 56px;
}

.timeline-index {
  position: absolute;
  top: 16px;
  left: 24px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(21, 24, 29, 0.08);
}

.quote-strip {
  margin: 34px 0 18px;
  padding: 32px;
  border-radius: var(--radius-xl);
  font-family: "Iowan Old Style", "Palatino Linotype", serif;
  font-size: clamp(1.5rem, 2.8vw, 2.4rem);
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.quote-strip p {
  margin: 0;
  max-width: 30ch;
}

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

.contact-section {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 24px;
  align-items: center;
}

.contact-card {
  justify-content: flex-start;
}

.contact-note {
  margin: 0;
  width: 100%;
  font-size: 0.92rem;
  color: var(--muted);
}

.contact-note span {
  color: var(--ink);
  font-weight: 700;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  padding-top: 34px;
  border-top: 1px solid rgba(21, 24, 29, 0.1);
  color: var(--muted);
  font-size: 0.95rem;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 600ms ease,
    transform 600ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 1040px) {
  .hero,
  .contact-section,
  .card-grid,
  .pillars,
  .timeline,
  .metrics {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 54px;
  }

  .section-heading h2,
  .contact-section h2 {
    max-width: 18ch;
  }

  .timeline::before {
    display: none;
  }
}

@media (max-width: 820px) {
  .site-header {
    align-items: flex-start;
    flex-wrap: wrap;
    border-radius: 28px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    padding-top: 6px;
  }

  .site-header[data-open="true"] .site-nav {
    display: flex;
  }

  .hero h1 {
    max-width: 12ch;
  }

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

@media (max-width: 640px) {
  .site-shell {
    width: min(calc(100% - 20px), var(--max-width));
  }

  .site-header {
    top: 10px;
    gap: 12px;
    padding: 12px 14px;
  }

  .hero {
    gap: 24px;
    padding-top: 38px;
  }

  .hero h1 {
    font-size: clamp(2.8rem, 15vw, 4.2rem);
  }

  .network-card {
    min-height: 500px;
    padding: 18px;
  }

  .orbit-a {
    width: 240px;
    height: 240px;
  }

  .orbit-b {
    width: 330px;
    height: 330px;
  }

  .trace-panel {
    position: relative;
    left: 0;
    top: 0;
    width: 100%;
    margin-bottom: 20px;
  }

  .signal {
    position: relative;
    inset: auto;
    width: 100%;
    margin-top: 12px;
  }

  .network-core {
    width: 128px;
    height: 128px;
  }

  .quote-strip {
    padding: 24px;
  }

  .site-footer {
    padding-bottom: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}