* {
  box-sizing: border-box;
}

:root {
  --bg: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --line: #e2e8f0;
  --panel: #f8fafc;
  --dark: #020617;
  --shadow: 0 24px 60px rgba(15, 23, 42, 0.08);
  --radius: 28px;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  color: var(--text);
  background: var(--bg);
}

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

.container {
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: var(--dark);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
}

.brand-name {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #64748b;
}

.brand-sub {
  font-size: 12px;
  color: #64748b;
}

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
  color: #475569;
  font-size: 14px;
}

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

.hero {
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top right, rgba(15, 23, 42, 0.08), transparent 28%),
    radial-gradient(circle at left, rgba(59, 130, 246, 0.1), transparent 22%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  padding: 88px 0 112px;
  align-items: center;
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: #475569;
  font-size: 14px;
  box-shadow: 0 8px 30px rgba(15, 23, 42, 0.04);
}

.hero-copy h1 {
  margin: 24px 0 0;
  font-size: clamp(44px, 7vw, 68px);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.hero-copy h1 span {
  display: block;
  color: #64748b;
}

.hero-copy p {
  margin: 28px 0 0;
  max-width: 700px;
  font-size: 19px;
  line-height: 1.8;
  color: #475569;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-top: 36px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 24px;
  border-radius: 18px;
  font-size: 14px;
  font-weight: 600;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease, color 0.18s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--dark);
  color: #fff;
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.12);
}

.btn-secondary {
  border: 1px solid #cbd5e1;
  background: #fff;
  color: #334155;
}

.btn-secondary:hover {
  border-color: var(--dark);
  color: var(--dark);
}

.hero-card {
  display: flex;
  align-items: center;
}

.ecosystem-card {
  width: 100%;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 32px;
  background: #fff;
  box-shadow: var(--shadow);
}

.ecosystem-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid #f1f5f9;
}

.eyebrow {
  margin: 0;
  font-size: 14px;
  color: #64748b;
}

.ecosystem-head h2 {
  margin: 6px 0 0;
  font-size: 30px;
  line-height: 1.2;
}

.status-live {
  padding: 6px 12px;
  border-radius: 999px;
  background: #ecfdf5;
  color: #047857;
  font-size: 12px;
  font-weight: 600;
}

.product-list {
  margin-top: 24px;
  display: grid;
  gap: 16px;
}

.product-item {
  display: block;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 24px;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.product-item:hover {
  border-color: var(--dark);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
  transform: translateY(-2px);
}

.product-top {
  display: flex;
  gap: 16px;
  justify-content: space-between;
  align-items: flex-start;
}

.product-top h3,
.principle-card h3,
.vision-card h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.3;
}

.product-top p,
.principle-card p,
.vision-card p,
.section-text,
.contact-copy p {
  margin: 12px 0 0;
  color: #475569;
  line-height: 1.75;
  font-size: 15px;
}

.tag {
  white-space: nowrap;
  padding: 6px 12px;
  border-radius: 999px;
  background: #f1f5f9;
  color: #475569;
  font-size: 12px;
  font-weight: 600;
}

.product-cta {
  margin-top: 16px;
  font-size: 14px;
  font-weight: 600;
}

.section {
  padding: 88px 0;
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(240px, 0.72fr) minmax(0, 1.28fr);
  gap: 32px;
  align-items: start;
}

.section-label {
  margin: 0;
  color: #64748b;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.section-title {
  margin: 14px 0 0;
  font-size: clamp(34px, 4vw, 46px);
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.principles-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.principle-card,
.vision-card {
  padding: 28px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
}

.section-muted {
  background: rgba(248, 250, 252, 0.8);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-copy {
  max-width: 760px;
}

.vision-grid {
  margin-top: 44px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.vision-card {
  background: #fff;
}

.vision-card.dashed {
  border-style: dashed;
  border-color: #cbd5e1;
}

.vision-num {
  color: #64748b;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.contact-panel {
  padding: 48px;
  border: 1px solid var(--line);
  border-radius: 36px;
  background: var(--dark);
  color: #fff;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.16);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: end;
}

.section-label.dark {
  color: #94a3b8;
}

.contact-copy h2 {
  margin: 16px 0 0;
  font-size: clamp(34px, 4vw, 46px);
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.contact-copy p {
  color: #cbd5e1;
  max-width: 700px;
}

.contact-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.btn-light {
  background: #fff;
  color: var(--dark);
}

.btn-outline-light {
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
}

.btn-outline-light:hover {
  border-color: rgba(255, 255, 255, 0.6);
}

@media (max-width: 1024px) {
  .hero-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .principles-grid,
  .vision-grid {
    grid-template-columns: 1fr;
  }

  .contact-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(1120px, calc(100% - 32px));
  }

  .nav {
    display: none;
  }

  .hero-grid {
    gap: 36px;
    padding: 64px 0 84px;
  }

  .section {
    padding: 72px 0;
  }

  .ecosystem-head,
  .product-top {
    flex-direction: column;
  }

  .contact-panel {
    padding: 32px 22px;
  }

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

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