/* ─── Navigation ────────────────────────────────────────────── */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

#nav.scrolled {
  background: var(--color-canvas);
  border-bottom: var(--border-thin);
  box-shadow: var(--shadow-sm);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-wordmark {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-noir);
  flex-shrink: 0;
  transition: color var(--transition);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.nav-links > li > a,
.nav-dropdown-trigger {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-suede);
  transition: color var(--transition);
}

.nav-links > li > a:hover { color: var(--color-noir); }

/* Products dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown-trigger {
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--space-1);
  user-select: none;
}
.nav-dropdown-trigger svg { transition: transform var(--transition); }
.nav-dropdown:hover .nav-dropdown-trigger,
.nav-dropdown:focus-within .nav-dropdown-trigger { color: var(--color-noir); }
.nav-dropdown:hover .nav-dropdown-trigger svg,
.nav-dropdown:focus-within .nav-dropdown-trigger svg { transform: rotate(180deg); }

.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding-top: var(--space-3);
  min-width: 260px;
  z-index: 200;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu { display: block; }

.nav-dropdown-menu-inner {
  background: var(--color-surface);
  border: var(--border-thin);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: var(--space-2);
}

.nav-dropdown-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
}
a.nav-dropdown-item { transition: background var(--transition); }
a.nav-dropdown-item:hover { background: var(--color-parchment); }
.nav-dropdown-item[aria-disabled="true"] { cursor: default; }

.nav-dropdown-item-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-align: left;
}
.nav-dropdown-item-name {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-noir);
}
.nav-dropdown-item[aria-disabled="true"] .nav-dropdown-item-name { color: var(--color-suede); }
.nav-dropdown-item-desc {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-warm-grey);
}

.badge-now, .badge-soon {
  flex-shrink: 0;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  padding: 2px var(--space-3);
  border-radius: var(--radius-pill);
}
.badge-now {
  background: var(--color-parchment);
  color: var(--color-gold-dark);
  border: var(--border-gold);
}
.badge-soon {
  background: var(--color-linen);
  color: var(--color-suede);
}

.nav-cta { flex-shrink: 0; }

/* Mobile hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: var(--space-2);
  background: none;
  border: none;
}
.nav-hamburger span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--color-noir);
  transition: transform var(--transition), opacity var(--transition);
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.nav-mobile {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  background: var(--color-canvas);
  border-bottom: var(--border-thin);
  padding: var(--space-6) clamp(20px, 5vw, 48px);
  flex-direction: column;
  gap: var(--space-5);
  z-index: 99;
  max-height: calc(100vh - var(--nav-h));
  overflow-y: auto;
}
.nav-mobile.open { display: flex; }
.nav-mobile a:not(.btn), .nav-mobile .mobile-label {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-noir);
}
.mobile-label { color: var(--color-suede); cursor: default; }
.nav-mobile .btn { align-self: flex-start; margin-top: var(--space-2); }
.mobile-products-sub {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-left: var(--space-4);
}

@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
}

/* Nav sitting over a dark hero (homepage only) — light text until scrolled */
.nav--on-dark .nav-wordmark { color: var(--color-parchment); }
.nav--on-dark .nav-links > li > a,
.nav--on-dark .nav-dropdown-trigger { color: var(--color-warm-grey); }
.nav--on-dark .nav-links > li > a:hover,
.nav--on-dark .nav-dropdown:hover .nav-dropdown-trigger,
.nav--on-dark .nav-dropdown:focus-within .nav-dropdown-trigger { color: var(--color-parchment); }
.nav--on-dark .nav-hamburger span { background: var(--color-parchment); }

.nav--on-dark.scrolled .nav-wordmark { color: var(--color-noir); }
.nav--on-dark.scrolled .nav-links > li > a,
.nav--on-dark.scrolled .nav-dropdown-trigger { color: var(--color-suede); }
.nav--on-dark.scrolled .nav-links > li > a:hover,
.nav--on-dark.scrolled .nav-dropdown:hover .nav-dropdown-trigger,
.nav--on-dark.scrolled .nav-dropdown:focus-within .nav-dropdown-trigger { color: var(--color-noir); }
.nav--on-dark.scrolled .nav-hamburger span { background: var(--color-noir); }

/* ─── Buttons (sharp corners — luxury restraint) ─────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-none);
  cursor: pointer;
  border: 1px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.btn:focus-visible { outline: 2px solid var(--color-gold); outline-offset: 3px; }

.btn-primary {
  background: var(--color-noir);
  color: var(--color-canvas);
  border-color: var(--color-noir);
}
.btn-primary:hover { background: var(--color-espresso); border-color: var(--color-espresso); }

.btn-outline {
  background: transparent;
  color: var(--color-noir);
  border: var(--border-gold);
}
.btn-outline:hover { background: var(--color-gold-dim); }

.btn-ghost {
  background: transparent;
  color: var(--color-gold-dark);
  border: none;
  border-bottom: 1px solid var(--color-gold);
  padding: var(--space-2) 0;
  border-radius: 0;
}
.btn-ghost:hover { color: var(--color-noir); border-color: var(--color-noir); }

.btn-primary-inverted {
  background: var(--color-parchment);
  color: var(--color-noir);
  border-color: var(--color-parchment);
}
.btn-primary-inverted:hover { background: var(--color-canvas); }

.btn-ghost-light {
  background: transparent;
  color: var(--color-parchment);
  border: none;
  border-bottom: 1px solid var(--color-gold);
  padding: var(--space-2) 0;
  border-radius: 0;
}
.btn-ghost-light:hover { color: var(--color-gold); }

/* ─── Feature card ──────────────────────────────────────────── */
.feature-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: var(--border-thin);
  border-radius: var(--radius-md);
  padding: var(--space-8);
  transition: box-shadow var(--transition), border-color var(--transition);
}
.feature-card:hover {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-md);
}
.feature-card-number {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  color: var(--color-linen);
  line-height: 1;
  margin-bottom: var(--space-4);
}
.feature-card-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-noir);
  margin-bottom: var(--space-3);
  line-height: var(--leading-snug);
}
.feature-card-body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-suede);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
}

/* ─── Demo frame (video wrapper) ─────────────────────────────────
   margin-top: auto pins it to the bottom of the (flex) feature-card,
   so videos line up across cards regardless of body text length. */
.demo-frame {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  line-height: 0;
  margin-top: auto;
}
.demo-frame video { width: 100%; height: auto; display: block; }

/* ─── Footer ────────────────────────────────────────────────── */
#footer {
  background: var(--color-espresso);
  border-top: 0.5px solid rgba(201,169,110,0.3);
  padding-block: var(--space-16);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: var(--space-12);
}

.footer-wordmark {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-parchment);
  margin-bottom: var(--space-3);
}

.footer-tagline {
  font-size: var(--text-sm);
  color: var(--color-warm-grey);
  line-height: var(--leading-relaxed);
  max-width: 280px;
}

.footer-col-title {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-4);
}

.footer-col a, .footer-col span {
  display: block;
  font-size: var(--text-sm);
  color: var(--color-warm-grey);
  margin-bottom: var(--space-3);
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--color-parchment); }

.footer-bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: var(--border-dark);
  font-size: var(--text-xs);
  color: var(--color-warm-grey);
  text-align: center;
}

@media (max-width: 768px) {
  .footer-inner { grid-template-columns: 1fr; gap: var(--space-8); }
}