/* ---------- Navigation ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0;
  transition: background-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.nav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px var(--gutter);
  max-width: var(--page-max);
  margin: 0 auto;
}

.nav.scrolled {
  background: rgba(244, 245, 247, 0.82);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--border);
}

.nav.scrolled .wrap {
  padding-top: 12px;
  padding-bottom: 12px;
}

.nav-logo {
  font-weight: 640;
  font-size: 15.5px;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 8px;
  flex: none;
}

.nav-logo-mark {
  width: 9px;
  height: 9px;
  border-radius: 2px;
  background: var(--heading);
  transform: rotate(45deg);
  flex: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
}

.nav-links a {
  font-size: 14.5px;
  color: var(--body);
  transition: color 0.2s var(--ease);
}

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

.nav-cta { display: flex; align-items: center; gap: 14px; flex: none; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: 6px;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  flex: none;
}

.nav-toggle span {
  width: 18px;
  height: 1.5px;
  background: var(--ink);
  display: block;
  transition: transform 0.3s var(--ease), opacity 0.2s var(--ease);
}

.nav-toggle.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

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

@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-cta { gap: 10px; }
  .nav-cta .btn-primary { padding: 9px 14px; font-size: 13px; }

  .nav .wrap { padding: 14px var(--gutter); }
  .nav.scrolled .wrap { padding-top: 11px; padding-bottom: 11px; }

  .nav-mobile-panel {
    display: block;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s var(--ease);
    border-top: 1px solid transparent;
  }
  .nav-mobile-panel.open {
    max-height: 240px;
    border-top-color: var(--border);
  }
  .nav-mobile-panel .wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    padding-top: 10px;
    padding-bottom: 16px;
  }
  .nav-mobile-panel a {
    padding: 12px 0;
    font-size: 15px;
    color: var(--ink);
    width: 100%;
    border-bottom: 1px solid var(--border);
  }
}

/* ---------- Hero ---------- */

.hero {
  padding: 48px 0 28px;
}

.hero .wrap {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.hero-audience {
  font-size: 14px;
  color: var(--body-soft);
  border-left: 2px solid var(--border-strong);
  padding-left: 12px;
}

.hero-cta-row {
  margin-top: 6px;
}

.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 420px;
  margin: 0 auto;
}

@media (max-width: 980px) {
  .hero .wrap {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .hero-visual { max-width: 300px; }
  .hero { padding-top: 36px; }
}

@media (max-width: 480px) {
  .hero .wrap { gap: 20px; }
  .hero-visual { max-width: 240px; }
  .hero { padding: 24px 0 16px; }
  .hero-copy { gap: 14px; }
}

/* ---------- Micro-proof strip ---------- */

.micro-proof {
  padding: 4px 0 40px;
}

@media (max-width: 480px) {
  .micro-proof { padding: 4px 0 24px; }
}

.micro-proof-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  background: var(--white);
}

.micro-proof-row .chip {
  border: none;
  background: transparent;
  font-weight: 560;
  color: var(--ink);
  letter-spacing: 0.03em;
}

.micro-proof-row .arrow {
  color: var(--border-strong);
  font-size: 14px;
}

@media (max-width: 640px) {
  .micro-proof-row { gap: 6px 8px; }
  .micro-proof-row .arrow { display: none; }
  .micro-proof-row .chip { flex-basis: 42%; text-align: center; }
}