/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem 15%;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  display: flex; align-items: center; gap: 12px;
  font-family: 'Source Serif 4', serif;
  font-size: 1.25rem; font-weight: 700;
  text-decoration: none; color: var(--dark);
  letter-spacing: -0.3px;
}
.logo-mark {
  width: 46px; height: 46px; flex-shrink: 0;
  border-radius: 50%;
  background: linear-gradient(165deg, #fff 0%, #fafafa 100%);
  border: 1px solid var(--border);
  display: grid; place-items: center;
  overflow: hidden;
  box-shadow:
    0 6px 20px rgba(20,20,19,0.07),
    0 2px 6px rgba(217,119,87,0.08),
    inset 0 1px 0 rgba(255,255,255,0.85);
  transition:
    transform 0.45s cubic-bezier(0.34, 1.4, 0.64, 1),
    box-shadow 0.3s ease;
}
.nav-logo:hover .logo-mark {
  transform: scale(1.06) rotate(-4deg);
  box-shadow:
    0 10px 32px rgba(217,119,87,0.2),
    0 4px 12px rgba(20,20,19,0.08),
    inset 0 1px 0 rgba(255,255,255,0.9);
}
.logo-mark picture {
  width: 62%; height: 62%;
  display: block;
}
.logo-mark img {
  width: 100%; height: 100%;
  object-fit: contain;
  display: block;
}
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a {
  color: var(--muted); text-decoration: none;
  font-size: 0.88rem; font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--dark); }
.nav-cta {
  background: var(--accent); color: #fff;
  border: none; padding: 0.55rem 1.3rem;
  border-radius: 6px; cursor: pointer;
  font-size: 0.88rem; font-weight: 600;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s;
}
.nav-cta:hover { background: var(--accent2); transform: translateY(-1px); }