:root {
  --bg: #f6f8fb;
  --surface: #ffffff;
  --surface-soft: #fbfcfe;
  --text: #0f172a;
  --muted: #5f6b7a;
  --line: #e6ebf2;
  --accent: #2358d6;
  --accent-hover: #1948b5;
  --accent-soft: rgba(35, 88, 214, 0.08);

  --shadow-soft: 0 12px 32px rgba(15, 23, 42, 0.06);
  --shadow-subtle: 0 4px 18px rgba(15, 23, 42, 0.04);

  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;

  --container: 1120px;
  --measure: 62ch;

  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 64px;
  --space-7: 96px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(35, 88, 214, 0.035), transparent 32%),
    linear-gradient(180deg, #fafbfd 0%, var(--bg) 100%);
  color: var(--text);
  line-height: 1.62;
  letter-spacing: -0.01em;
}

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

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

.container {
  width: min(calc(100% - 40px), var(--container));
  margin: 0 auto;
}

.narrow {
  max-width: 760px;
}

.section {
  position: relative;
  padding: var(--space-7) 0;
}

.section-alt {
  background:
    radial-gradient(circle at 20% 0%, rgba(35, 88, 214, 0.04), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 250, 253, 0.95) 100%);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(250, 251, 253, 0.78);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(230, 235, 242, 0.86);
}

.header-inner,
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  min-height: 74px;
}

.brand {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  color: var(--muted);
  font-size: 14px;
}

.nav a {
  transition: color 0.18s ease;
}

.nav a:hover {
  color: var(--text);
}

.nav-cta {
  color: var(--accent) !important;
  font-weight: 600;
}

.hero {
  padding-top: 56px;
}

.hero-grid,
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.78fr);
  gap: var(--space-6);
  align-items: start;
}

.eyebrow,
.panel-kicker,
.about-kicker,
.case-meta,
.step-number {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
}

.hero-copy h1,
.section-heading h2 {
  margin: var(--space-3) 0 0;
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.hero-copy h1 {
  max-width: 12.5ch;
  font-size: clamp(2.7rem, 5vw, 4.3rem);
}

.hero-lead {
  margin: var(--space-4) 0 0;
  max-width: 33ch;
  font-size: clamp(1.14rem, 1.7vw, 1.38rem);
  line-height: 1.4;
  font-weight: 560;
  color: var(--text);
}

.hero-copy p,
.section-heading p,
.card p,
.transition-card p,
.step-card p,
.about-grid p,
.signal-card p,
.cta-panel p {
  max-width: var(--measure);
  color: var(--muted);
  font-size: 1.03rem;
}

.hero-insight {
  margin-top: var(--space-4);
  max-width: 34rem;
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, rgba(249, 251, 255, 0.88) 100%);
  border: 1px solid rgba(230, 235, 242, 0.9);
  box-shadow: var(--shadow-subtle);
}

.hero-insight-title {
  margin: 0 0 6px;
  color: var(--text) !important;
  font-size: 0.97rem !important;
  font-weight: 700;
}

.hero-insight-text {
  margin: 0;
  font-size: 0.99rem !important;
}

.hero-flow {
  margin: var(--space-4) 0 0;
  color: var(--text) !important;
  font-size: 0.98rem !important;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.hero-actions {
  margin-top: var(--space-5);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 0 26px;
  border-radius: 14px;
  border: 0;
  font-size: 0.98rem;
  font-weight: 700;
  transition: transform 0.18s ease, background-color 0.18s ease, box-shadow 0.18s ease;
  box-shadow: var(--shadow-soft);
  cursor: pointer;
}

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

.button-primary {
  background: var(--accent);
  color: #ffffff;
}

.button-primary:hover {
  background: var(--accent-hover);
}

.button-large {
  min-height: 58px;
  padding-inline: 30px;
}

.cta-note,
.hero-filter,
.cta-footnote,
.site-footer,
.footer-inner a,
.signal-list,
.about-list,
.cred-list {
  color: var(--muted);
}

.cta-note,
.hero-filter,
.cta-footnote {
  font-size: 0.95rem;
}

.cta-note {
  margin-top: 14px;
  max-width: 36ch;
}

.hero-meta {
  margin-top: var(--space-4);
  display: grid;
  gap: 6px;
}

.hero-cred {
  color: var(--text) !important;
  font-weight: 600;
}

.hero-panel-card,
.signal-card,
.card,
.transition-card,
.step-card,
.about-highlight,
.cta-panel {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(230, 235, 242, 0.84);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.hero-panel-card {
  padding: 30px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
}

.hero-panel {
  align-self: stretch;
}

.hero-diagram {
  margin-top: var(--space-3);
  width: 100%;
}

.panel-caption {
  margin: var(--space-3) 0 0;
  font-size: 0.96rem !important;
}

.signal-card,
.cta-panel {
  padding: 32px;
}

.signal-list,
.about-list,
.cred-list {
  margin: 0;
  padding-left: 1.15rem;
}

.signal-list li,
.about-list li,
.cred-list li {
  margin-bottom: 10px;
  padding-left: 4px;
}

.section-heading {
  margin-bottom: var(--space-5);
}

.section-heading h2 {
  max-width: 16ch;
  font-size: clamp(2rem, 3vw, 3.1rem);
}

.cards-grid {
  display: grid;
  gap: 24px;
}

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

.card,
.step-card,
.transition-card {
  padding: 28px;
}

.card-number {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.92rem;
  font-weight: 800;
}

.card h3,
.step-card h3 {
  margin: 18px 0 12px;
  font-size: 1.34rem;
  line-height: 1.18;
  letter-spacing: -0.03em;
}

.case-card h3,
.transition-link {
  margin: 16px 0 12px;
  font-size: 1.2rem;
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--text);
}

.transition-grid,
.steps-grid {
  display: grid;
  gap: 24px;
}

.transition-card {
  background: linear-gradient(180deg, #ffffff 0%, #fbfcff 100%);
}

.case-card {
  background: linear-gradient(180deg, #ffffff 0%, #fcfdff 100%);
}

.about-panel {
  display: flex;
}

.about-highlight {
  width: 100%;
  padding: 32px;
  background: linear-gradient(180deg, #ffffff 0%, #f7faff 100%);
}

.strong {
  color: var(--text) !important;
  font-weight: 600;
}

.cta-section {
  padding-bottom: calc(var(--space-7) + 8px);
}

.cta-panel {
  padding: 40px 34px;
  text-align: center;
}

.cta-panel .section-heading h2,
.cta-panel .section-heading p {
  margin-inline: auto;
}

.cta-actions {
  margin-top: var(--space-4);
}

.site-footer {
  border-top: 1px solid rgba(230, 235, 242, 0.9);
  background: rgba(255, 255, 255, 0.72);
}

#signals.section,
#system.section,
#diagram.section,
#outcome.section,
#cases.section,
#process.section,
#about.section,
.cta-section.section {
  padding-top: 72px;
  padding-bottom: 72px;
}

@media (max-width: 980px) {
  .hero-grid,
  .about-grid,
  .cards-3,
  .transition-grid,
  .steps-grid {
    grid-template-columns: 1fr;
  }

  .hero-copy h1,
  .section-heading h2 {
    max-width: none;
  }

  .hero-panel {
    max-width: 520px;
  }
}

@media (max-width: 720px) {
  .section {
    padding: 48px 0;
  }

  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .header-inner,
  .footer-inner {
    min-height: 64px;
  }

  .nav {
    display: none;
  }

  .hero {
    padding-top: 40px;
  }

  .hero-grid {
    gap: 24px;
  }

  .section-heading {
    margin-bottom: var(--space-4);
  }

  .hero-panel-card,
  .signal-card,
  .card,
  .transition-card,
  .step-card,
  .about-highlight,
  .cta-panel {
    padding: 22px;
  }

  .cards-grid,
  .transition-grid,
  .steps-grid {
    gap: 16px;
  }

  .hero-copy h1 {
    font-size: clamp(2.15rem, 10vw, 3rem);
    line-height: 1.03;
  }

  .hero-lead {
    font-size: 1.08rem;
    margin-top: 18px;
  }

  .hero-insight {
    margin-top: 20px;
    padding: 18px;
  }

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

  .section-heading h2 {
    font-size: clamp(1.8rem, 8vw, 2.45rem);
  }

  #signals.section,
  #system.section,
  #diagram.section,
  #outcome.section,
  #cases.section,
  #process.section,
  #about.section,
  .cta-section.section {
    padding-top: 44px;
    padding-bottom: 44px;
  }

.case-insight{
  margin:20px 0 16px;
  padding-left:16px;
  border-left:2px solid rgba(31,79,214,0.15);
}

.case-row{
  display:grid;
  grid-template-columns:92px minmax(0, 1fr);
  column-gap:16px;
  align-items:start;
  margin-bottom:10px;
}

.case-row:last-child{
  margin-bottom:0;
}

.case-label{
  font-size:0.74rem;
  text-transform:uppercase;
  letter-spacing:0.08em;
  color:var(--muted);
  font-weight:700;
  line-height:1.45;
  margin-top:1px;
}

.case-text{
  font-size:0.95rem;
  line-height:1.45;
  color:var(--muted);
}

.case-row-actual .case-label{
  color:var(--accent);
  font-weight:800;
}

.case-row-actual .case-text{
  color:var(--muted);
  font-weight:600;
}

}