.appbar {
  position: sticky; top: 0; z-index: var(--z-sticky);
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 28px var(--pad-x);
  background: rgb(244 239 230 / 82%);
  -webkit-backdrop-filter: saturate(1.4) blur(12px);
  backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s, background 0.25s;
}
.appbar.scrolled { border-bottom-color: var(--line-soft); }
@media (width >= 600px) {
  .appbar { border-bottom: 1px solid var(--line-soft); }
}
.brand { display: flex; align-items: center; gap: 9px; }
.brand-logo { height: 115px; width: auto; display: block; mix-blend-mode: multiply; }

.nav-toggle {
  width: 44px; height: 44px; flex: 0 0 auto;
  background: var(--surface); border: 1.5px solid var(--line-soft);
  border-radius: 12px; cursor: pointer; padding: 0;
  display: inline-flex; align-items: center; justify-content: center;
  position: relative; z-index: var(--z-toggle);
  transition: border-color 0.15s;
}
.nav-toggle:active { border-color: var(--accent); }
.nav-toggle:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 3px; }
.nav-toggle .bars { position: relative; width: 18px; height: 13px; display: block; }

.nav-toggle .bars::before, .nav-toggle .bars::after, .nav-toggle .bars > span {
  content: ""; position: absolute; left: 0; right: 0; height: 2px; background: var(--ink); border-radius: 2px;
  transition: transform 0.25s cubic-bezier(0.16,1,0.3,1), top 0.2s ease, opacity 0.15s ease;
}
.nav-toggle .bars::before { top: 0; }
.nav-toggle .bars > span { top: 5.5px; display: block; }
.nav-toggle .bars::after { top: 11px; }
.nav-toggle[aria-expanded="true"] .bars::before { top: 5.5px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bars > span { opacity: 0; }
.nav-toggle[aria-expanded="true"] .bars::after { top: 5.5px; transform: rotate(-45deg); }

.menu {
  position: fixed; inset: 0; z-index: var(--z-menu);
  max-width: var(--container-max); margin: 0 auto;
  background: var(--bg);
  display: flex; flex-direction: column;
  padding: 84px var(--pad-x) 32px;
  transform: translateY(-100%);
  transition: transform 0.42s cubic-bezier(0.16,1,0.3,1);
  overflow-y: auto;
}
.menu.open { transform: translateY(0); }

.menu-close {
  position: absolute; top: 20px; right: var(--pad-x);
  width: 44px; height: 44px;
  background: var(--surface); border: 1.5px solid var(--line-soft);
  border-radius: 12px; cursor: pointer; padding: 0;
  display: inline-flex; align-items: center; justify-content: center;
  transition: border-color 0.15s;
  z-index: 1;
}
.menu-close:active { border-color: var(--accent); }
.menu-close:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 3px; }
.menu-close svg { width: 18px; height: 18px; }

.menu a.link {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(30px, 9vw, 40px); letter-spacing: -0.03em; line-height: 1.1;
  padding: 16px 0; border-bottom: 1px solid var(--line-soft); color: var(--ink);
}
.menu a.link:first-of-type { border-top: 1px solid var(--line-soft); }
.menu a.link:active { color: var(--accent); }

.menu .menu-cta {
  margin-top: 28px; align-self: flex-start;
  background: var(--accent); color: var(--surface);
  padding: 15px 26px; border-radius: var(--radius-pill); font-size: 15px; font-weight: 500;
}
body.menu-open { overflow: hidden; }
.menu a.link:focus-visible { outline: 2px solid var(--accent-2); outline-offset: var(--focus-offset); }
.menu .menu-cta:focus-visible { outline: 2px solid var(--accent-2); outline-offset: var(--focus-offset); }

/* ─── Tablet+ (≥ 600px): nav inline ──────────────────────────────── */
@media (width >= 600px) {
  .brand-logo { height: 154px; }
  .nav-toggle { display: none; }
  .menu-close { display: none; }

  .menu {
    flex: 1;
    position: static;
    max-width: none;
    background: transparent;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 0;
    transform: none;
    transition: none;
    overflow-y: visible;
  }
  .menu.open { transform: none; }

  .menu a.link {
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0;
    padding: 8px 14px;
    border: none;
    border-radius: var(--radius-pill);
    line-height: 1.3;
    color: var(--ink-mute);
  }
  .menu a.link:first-of-type { border-top: none; }
  .menu a.link:active { color: var(--ink); }

  .menu .menu-cta {
    margin-top: 0;
    padding: 8px 18px;
    font-size: 13px;
  }
  body.menu-open { overflow: auto; }
}

/* ─── Desktop (≥ 1024px) ─────────────────────────────────────────── */
@media (width >= 1024px) {
  .appbar { padding: 40px var(--pad-x); }
  .brand-logo { height: 173px; }
  .menu { gap: 8px; }
  .menu a.link { font-size: 15px; padding: 8px 18px; }
  .menu .menu-cta { padding: 9px 22px; font-size: 14px; }
}

/* ─── Hover states (solo pointer fino) ────────────────────────────── */
@media (hover: hover) {
  .menu a.link:hover { color: var(--ink); background: var(--surface); }
  .menu .menu-cta:hover { background: var(--accent-hover); }
  .menu-close:hover { border-color: var(--accent); }
}