/* ================= HEADER / NAV ================= */
.brand {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.brand-logo {
    height: 90px;   /* Adjust as needed */
    width: auto;
    display: block;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--paper);
  border-bottom: 1px solid var(--stone);
}
.nav-bar {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--ink);
}
.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-s);
  background: linear-gradient(135deg, var(--teal), var(--deep));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.95rem;
}
.brand small {
  display: block;
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.nav-primary {
  display: flex;
  align-items: center;
  gap: 2.1rem;
}
.nav-primary > ul {
  display: flex;
  align-items: center;
  gap: 2.1rem;
}
.nav-primary > ul > li {
  position: relative;
}
.nav-link {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.94rem;
  padding: 0.6rem 0.1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--ink-soft);
  position: relative;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s var(--ease);
}
.nav-link:hover::after,
.nav-link.is-active::after,
li.has-dropdown:hover .nav-link::after { transform: scaleX(1); }
.nav-link.is-active { color: var(--gold-dark); }
.caret { width: 9px; height: 9px; transition: transform 0.25s var(--ease); flex-shrink: 0; }
li.has-dropdown:hover .caret,
li.has-dropdown.is-open .caret { transform: rotate(180deg); }

.nav-actions { display: flex; align-items: center; gap: 1rem; }
.nav-social { display: flex; gap: 0.6rem; }
.nav-social a {
  width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--stone);
  border-radius: 50%;
  color: var(--ink-soft);
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.nav-social a:hover { background: var(--teal); border-color: var(--teal); color: var(--white); }

.free-sample-btn {
  background: var(--gold);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.75em 1.3em;
  border-radius: var(--radius-s);
  box-shadow: 0 6px 16px -6px rgba(193, 137, 63, 0.6);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease);
}
.free-sample-btn:hover { transform: translateY(-2px); background: var(--gold-dark); color: var(--white); }

/* ---- Mega dropdown: Products ---- */
.mega-panel {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  width: min(860px, 86vw);
  background: var(--white);
  border: 1px solid var(--stone);
  border-radius: var(--radius-m);
  box-shadow: 0 24px 48px -20px rgba(13, 43, 51, 0.28);
  padding: 1.6rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.4rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s var(--ease), transform 0.22s var(--ease), visibility 0.22s;
  z-index: 50;
}
li.has-dropdown:hover .mega-panel,
li.has-dropdown.is-open .mega-panel {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.mega-col-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--ink);
  margin-bottom: 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--silt-2);
}
.mega-col ul li a {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  color: var(--text-soft);
  padding: 0.4rem 0;
  border-bottom: 1px dashed transparent;
  transition: color 0.2s, border-color 0.2s, padding-left 0.2s;
}
.mega-col ul li a:hover { color: var(--teal-dark); padding-left: 4px; border-bottom-color: var(--stone); }
.mega-thumb {
  width: 36px;
  height: 36px;
  min-width: 36px;
  border-radius: var(--radius-s);
  object-fit: cover;
  background: var(--silt-2);
  border: 1px solid var(--stone);
  flex-shrink: 0;
}
.mega-col-cta {
  margin-top: 0.8rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
}
.mega-col-cta a { color: var(--gold-dark); font-weight: 700; }

/* ---- Mobile nav ---- */
.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  border: 1px solid var(--stone);
  border-radius: var(--radius-s);
  background: var(--white);
  align-items: center;
  justify-content: center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: "";
  display: block;
  width: 18px; height: 2px;
  background: var(--ink);
  position: relative;
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
}
.nav-toggle span::before { position: absolute; top: -6px; }
.nav-toggle span::after { position: absolute; top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 960px) {
  .nav-primary { position: fixed; top: 76px; left: 0; right: 0; bottom: 0;
    background: var(--paper); flex-direction: column; align-items: stretch;
    padding: 1rem var(--pad) 2rem; overflow-y: auto; gap: 0;
    transform: translateX(100%); transition: transform 0.3s var(--ease);
    border-top: 1px solid var(--stone);
  }
  .nav-primary.is-open { transform: translateX(0); }
  .nav-primary > ul { flex-direction: column; align-items: stretch; gap: 0; width: 100%; }
  .nav-primary > ul > li { border-bottom: 1px solid var(--stone); }
  .nav-link { width: 100%; justify-content: space-between; padding: 1rem 0; }
  .nav-link::after { display: none; }
  .mega-panel {
    position: static; transform: none; width: 100%; grid-template-columns: 1fr;
    box-shadow: none; border: none; opacity: 1; visibility: visible;
    display: none; padding: 0.4rem 0 1rem;
  }
  li.has-dropdown.is-open .mega-panel  {
        display: flex;
        grid-auto-flow: row;
        align-content: stretch;
        justify-content: space-around;
        align-items: flex-end;
        justify-items: end;
        flex-direction: column;
        flex-wrap: wrap;
    }

  .nav-actions { margin-top: 1.4rem; flex-direction: column; align-items: stretch; gap: 1rem; }
  .nav-social { justify-content: center; }
  .nav-toggle { display: flex; }
  
}