:root {
  --teal: #0A4A4A;
  --teal-light: #0D6B6B;
  --cream: #F8F5F0;
  --amber: #D4943A;
  --ink: #1A1A1A;
  --ink-light: #4A4A4A;
  --ink-faint: #E8E4DC;
  --white: #FFFFFF;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--cream);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Nav */
.nav {
  padding: 24px 48px;
  border-bottom: 1px solid var(--ink-faint);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--teal);
  letter-spacing: -0.02em;
}
.nav-tagline {
  font-size: 13px;
  color: var(--ink-light);
  font-weight: 400;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

/* Hero */
.hero {
  background: linear-gradient(160deg, #F8F5F0 0%, #EEEBE4 100%);
  padding: 80px 48px 100px;
  overflow: hidden;
}
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-eyebrow {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--teal);
  font-weight: 500;
  margin-bottom: 20px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 700;
  line-height: 1.15;
  color: var(--ink);
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}
.hero-sub {
  font-size: 18px;
  color: var(--ink-light);
  max-width: 480px;
  line-height: 1.65;
}

/* Call Diagram */
.call-diagram {
  position: relative;
  width: 320px;
  height: 320px;
  margin: 0 auto;
}
.call-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--teal);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0.25;
}
.call-ring-1 { width: 160px; height: 160px; }
.call-ring-2 { width: 240px; height: 240px; opacity: 0.15; }
.call-ring-3 { width: 320px; height: 320px; opacity: 0.08; }
.call-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 64px;
  height: 64px;
  background: var(--teal);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 8px 24px rgba(10,74,74,0.25);
}
.call-spoke {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 1px;
  height: 60px;
  background: var(--teal);
  transform-origin: top center;
  opacity: 0.3;
}
.call-spoke-1 { transform: rotate(0deg) translateY(-140px); }
.call-spoke-2 { transform: rotate(120deg) translateY(-140px); }
.call-spoke-3 { transform: rotate(240deg) translateY(-140px); }
.call-spoke-4 { transform: rotate(180deg) translateY(-140px); width: 40px; height: 40px; border: 1px solid var(--amber); top: calc(50% + 60px); left: calc(50% - 20px); }
.call-label {
  position: absolute;
  font-size: 12px;
  font-weight: 500;
  color: var(--teal);
  white-space: nowrap;
}
.call-label-1 { top: 18px; left: 50%; transform: translateX(-50%); }
.call-label-2 { bottom: 60px; right: -10px; }
.call-label-3 { bottom: 60px; left: -10px; }

/* Section commons */
.section-eyebrow {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--amber);
  font-weight: 600;
  margin-bottom: 12px;
}
.section-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 46px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--ink);
  letter-spacing: -0.025em;
}

/* Problem */
.problem {
  padding: 100px 48px;
  background: var(--ink);
  color: var(--cream);
}
.problem-inner { max-width: 1100px; margin: 0 auto; }
.problem-header { margin-bottom: 60px; }
.problem-header .section-eyebrow { color: var(--amber); }
.problem-header .section-headline { color: var(--cream); }
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(248,245,240,0.1);
}
.problem-card {
  background: var(--ink);
  padding: 48px 40px;
}
.problem-stat {
  display: block;
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 16px;
}
.problem-desc {
  font-size: 16px;
  color: rgba(248,245,240,0.7);
  line-height: 1.6;
}

/* Features */
.features { padding: 100px 48px; background: var(--cream); }
.features-inner { max-width: 1100px; margin: 0 auto; }
.features-header { margin-bottom: 64px; max-width: 640px; }
.features-list { display: flex; flex-direction: column; gap: 0; }
.feature-item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 32px;
  padding: 40px 0;
  border-bottom: 1px solid var(--ink-faint);
  align-items: start;
}
.feature-item:last-child { border-bottom: none; }
.feature-icon {
  width: 48px;
  height: 48px;
  background: var(--teal);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}
.feature-text h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.feature-text p {
  font-size: 16px;
  color: var(--ink-light);
  line-height: 1.6;
}

/* Niches */
.niches { padding: 100px 48px; background: linear-gradient(180deg, #EEEBE4 0%, #F8F5F0 100%); }
.niches-inner { max-width: 1100px; margin: 0 auto; }
.niches-header { margin-bottom: 64px; }
.niches-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.niche-card {
  background: var(--white);
  border: 1px solid var(--ink-faint);
  border-radius: 16px;
  padding: 40px 36px;
  transition: transform 0.2s ease;
}
.niche-card:hover { transform: translateY(-4px); }
.niche-card-1 { border-top: 3px solid var(--teal); }
.niche-card-2 { border-top: 3px solid var(--amber); }
.niche-card-3 { border-top: 3px solid #8B7355; }
.niche-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}
.niche-card-1 .niche-icon { background: rgba(10,74,74,0.1); color: var(--teal); }
.niche-card-2 .niche-icon { background: rgba(212,148,58,0.1); color: var(--amber); }
.niche-card-3 .niche-icon { background: rgba(139,115,85,0.1); color: #8B7355; }
.niche-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.niche-card p { font-size: 15px; color: var(--ink-light); line-height: 1.65; }

/* Manifesto */
.manifesto { padding: 100px 48px; background: var(--cream); }
.manifesto-inner { max-width: 800px; margin: 0 auto; text-align: center; }
.manifesto-rule {
  width: 60px;
  height: 2px;
  background: var(--teal);
  margin: 0 auto 48px;
}
.manifesto-quote {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 400;
  color: var(--ink);
  line-height: 1.45;
  letter-spacing: -0.015em;
  margin-bottom: 48px;
  font-style: italic;
}
.manifesto-attr {
  display: block;
  font-size: 14px;
  font-style: normal;
  font-family: var(--font-body);
  font-weight: 500;
  color: var(--ink-light);
  margin-top: 20px;
  letter-spacing: 0.02em;
}
.manifesto-outro { text-align: left; }
.manifesto-outro p {
  font-size: 16px;
  color: var(--ink-light);
  line-height: 1.7;
  margin-bottom: 16px;
}
.manifesto-outro p:last-child { margin-bottom: 0; }

/* Footer */
.footer { padding: 60px 48px 32px; background: var(--ink); color: var(--cream); }
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(248,245,240,0.1);
  margin-bottom: 24px;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--cream);
  display: block;
  margin-bottom: 8px;
}
.footer-desc { font-size: 14px; color: rgba(248,245,240,0.5); max-width: 300px; line-height: 1.6; }
.footer-note { font-size: 14px; color: rgba(248,245,240,0.5); }
.footer-bottom { max-width: 1100px; margin: 0 auto; }
.footer-bottom p { font-size: 13px; color: rgba(248,245,240,0.35); }

/* Responsive */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 60px; }
  .call-diagram { display: none; }
  .problem-grid { grid-template-columns: 1fr; }
  .niches-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; }
}
@media (max-width: 600px) {
  .nav, .hero, .problem, .features, .niches, .manifesto, .footer { padding-left: 24px; padding-right: 24px; }
  .hero { padding-top: 60px; padding-bottom: 80px; }
  .feature-item { grid-template-columns: 1fr; gap: 16px; }
}