.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1200;
  border-bottom: 0.0625rem solid rgba(255, 255, 255, 0.08);
  background: rgba(8, 12, 20, 0.9);
  backdrop-filter: blur(0.2rem);
  transition: background 0.24s var(--ease, cubic-bezier(0.16, 1, 0.3, 1)), border-color 0.24s var(--ease, cubic-bezier(0.16, 1, 0.3, 1));
}

.nav.scrolled {
  background: rgba(8, 12, 20, 0.95);
  border-bottom-color: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(0.24rem);
}

.nav-shell {
  min-height: 4.5rem;
  max-width: var(--shell-max, 82rem);
  width: 100%;
  margin: 0 auto;
  padding-left: var(--shell-pad-desktop, 2.75rem);
  padding-right: var(--shell-pad-desktop, 2.75rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-left {
  flex: 0 0 12rem;
  display: flex;
  align-items: center;
}

.nav-center {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: 2.75rem;
}

.nav-right {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
}

.nav-wordmark {
  font-family: "Space Grotesk", var(--font-body, sans-serif);
  font-style: normal;
  font-synthesis: none;
  font-variation-settings: "slnt" 0;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.96);
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.95rem;
  align-items: center;
}

.nav-links a {
  font-family: "Space Grotesk", var(--font-body, sans-serif);
  font-style: normal;
  font-synthesis: none;
  font-variation-settings: "slnt" 0;
  font-size: 0.86rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
  opacity: 1;
  position: relative;
  transition: color 0.18s ease, opacity 0.18s ease;
}

/* Optical baseline correction: Inter uppercase makes "HOW IT WORKS" sit slightly high. */
.nav-links li:first-child .nav-link {
  transform: translateY(0.04em);
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 100%;
  height: 0.0625rem;
  background: rgba(255, 255, 255, 0.95);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 160ms ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: rgba(255, 255, 255, 0.95);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
}

.nav-cta,
.nav-drawer-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: auto;
  min-height: 0;
  background: #ffffff;
  color: #000000;
  border: none;
  border-radius: 0.5rem;
  padding: 0.55rem 0.9rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1;
  text-transform: none;
  font-family: "Space Grotesk", var(--font-body, sans-serif);
  font-style: normal;
  font-synthesis: none;
  font-variation-settings: "slnt" 0;
  transition: all 0.18s ease;
  box-shadow: none;
}

.nav-mobile-docs {
  display: none;
}

.nav-docs-btn {
  background: rgba(19, 26, 36, 0.72);
  color: rgba(244, 246, 248, 0.9);
  border: 0.0625rem solid rgba(194, 202, 212, 0.28);
}

.nav-cta:hover,
.nav-drawer-cta:hover {
  background: rgba(255, 255, 255, 0.9);
  transform: translateY(-0.0625rem);
  opacity: 1;
}

.nav-docs-btn:hover {
  background: rgba(23, 31, 43, 0.86);
  border-color: rgba(194, 202, 212, 0.38);
}

.nav-cta:active,
.nav-drawer-cta:active {
  transform: translateY(0);
  background: rgba(255, 255, 255, 0.8);
}

.nav-docs-btn:active {
  background: rgba(17, 24, 34, 0.92);
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.5rem;
  border: 0.0625rem solid rgba(194, 202, 212, 0.24);
  background: rgba(19, 26, 36, 0.72);
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  flex-direction: column;
  cursor: pointer;
}

.nav-toggle span {
  width: 1.2rem;
  height: 0.1rem;
  border-radius: 99rem;
  background: rgba(244, 246, 248, 0.92);
}

.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6, 8, 12, 0.62);
  z-index: 900;
}

.nav-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(90vw, 21rem);
  height: 100vh;
  padding: 5.5rem var(--space-3, 1.5rem) var(--space-3, 1.5rem);
  background: var(--surface-1, #0f131b);
  border-left: 0.0625rem solid rgba(194, 202, 212, 0.22);
  box-shadow: var(--shadow-soft, 0 1.125rem 2.625rem rgba(0, 0, 0, 0.38));
  transform: translateX(100%);
  transition: transform 0.28s var(--ease, cubic-bezier(0.16, 1, 0.3, 1));
  z-index: 1001;
  display: flex;
  flex-direction: column;
  gap: var(--space-3, 1.5rem);
}

.nav-drawer.open {
  transform: translateX(0);
}

.nav-drawer-wordmark {
  font-family: "Space Grotesk", var(--font-display, sans-serif);
  font-style: normal;
  font-synthesis: none;
  font-variation-settings: "slnt" 0;
  letter-spacing: 0.08em;
  font-size: 1.4rem;
}

.nav-drawer-links {
  list-style: none;
  display: grid;
  gap: 0.8rem;
}

.nav-drawer-links a {
  display: inline-flex;
  padding: 0.8rem 0.2rem;
  border-bottom: 0.0625rem solid rgba(194, 202, 212, 0.16);
  color: var(--text-secondary, rgba(194, 202, 212, 0.82));
  font-style: normal;
  font-synthesis: none;
  font-variation-settings: "slnt" 0;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-drawer-cta {
  width: 100%;
  justify-content: center;
  margin-left: 0;
}

body.is-nav-open {
  overflow: hidden;
}

@media (max-width: 76.25rem) {
  .nav-shell {
    padding-left: var(--shell-pad-tablet, var(--shell-pad-desktop, 2.75rem));
    padding-right: var(--shell-pad-tablet, var(--shell-pad-desktop, 2.75rem));
  }
}

@media (max-width: 68.75rem) {
  .nav-shell {
    padding-left: 1.75rem;
    padding-right: 1.75rem;
  }

  .nav-links {
    gap: 1.4rem;
  }
}

@media (max-width: 56.25rem) {
  .nav-shell {
    min-height: 4.5rem;
    padding-left: var(--shell-pad-mobile, 1.25rem);
    padding-right: var(--shell-pad-mobile, 1.25rem);
    gap: 0.5rem;
  }

  .nav-left {
    flex-basis: auto;
  }

  .nav-center {
    display: none;
  }

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

  .nav-cta {
    height: 2.5rem;
    font-size: 0.8rem;
    padding-left: 1rem;
    padding-right: 1rem;
  }
}

@media (max-width: 32.5rem) {
  .nav-wordmark {
    font-size: 1.3rem;
  }

  .nav-cta {
    height: 2.45rem;
    font-size: 0.76rem;
    padding-left: 0.875rem;
    padding-right: 0.875rem;
  }
}