/* css/sections/nav.css */

/* ── Fixed top bar ── */
header#mainNav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-height);
  background: rgba(250,250,250,0.96);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--rule);
}

.nav-inner {
  max-width: var(--max-width); margin: 0 auto; padding: 0 var(--side-pad);
  height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 2rem;
}

/* ── Logo ── */
.nav-logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.nav-logo img { height: 36px; width: auto; }
.nav-logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.nav-logo-main { font-family: var(--font-display); font-size: 1.05rem; font-weight: 700; letter-spacing: 0.04em; }
.nav-logo-sub  { font-family: var(--font-mono); font-size: 0.55rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--mid-grey); }

/* ── Menu ── */
.nav-menu { display: flex; align-items: center; gap: 0.2rem; }
.nav-menu > li { position: relative; }
.nav-menu > li > a {
  display: flex; align-items: center; gap: 5px;
  padding: 6px 14px; font-size: 0.82rem; font-weight: 500;
  color: var(--mid-grey); border-radius: 4px;
  transition: color var(--ease-base);
}
.nav-menu > li > a svg { width: 10px; height: 10px; transition: transform var(--ease-base); }
.nav-menu > li > a:hover { color: var(--black); }
.nav-menu > li:hover > a svg { transform: rotate(180deg); }

.nav-cta {
  background: var(--black) !important; color: var(--white) !important;
  padding: 8px 20px !important; border-radius: 3px !important;
}
.nav-cta:hover { background: var(--off-black) !important; }

/* ── Dropdown ── */
.has-dropdown .dropdown {
  display: none; position: absolute;
  top: 100%; left: 50%; transform: translateX(-50%);
  padding-top: 8px;           /* visual spacing without a hover gap */
  background: var(--white); border: 1px solid var(--rule);
  min-width: 280px; box-shadow: var(--shadow-drop);
  border-radius: 4px; overflow: hidden; z-index: 500;
}
.has-dropdown:hover .dropdown { display: block; }

.dropdown-section-label {
  padding: 10px 16px 4px;
  font-family: var(--font-mono); font-size: 0.56rem;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--light-grey);
}
.dropdown-divider { height: 1px; background: var(--rule); margin: 6px 0; }
.dropdown-items { padding: 0 8px 8px; }
.dropdown-items a {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 10px; font-size: 0.81rem; color: var(--dark-grey);
  border-radius: 3px; transition: background var(--ease-fast), color var(--ease-fast);
}
.dropdown-items a:hover { background: #f4f4f4; color: var(--black); }
.dropdown-items a .dd-cat {
  font-family: var(--font-mono); font-size: 0.55rem;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--light-grey); min-width: 38px;
}

/* ── Hamburger ── */
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 4px; }
.hamburger span { display: block; width: 22px; height: 1.5px; background: var(--black); transition: all 0.3s; }

/* ── Mobile overlay ── */
.mobile-nav {
  display: none; position: fixed; inset: 0;
  background: var(--white); z-index: 999;
  flex-direction: column; padding: 100px var(--side-pad) 40px;
  overflow-y: auto;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  font-family: var(--font-display); font-size: 1.8rem; font-weight: 600;
  color: var(--black); padding: 10px 0; border-bottom: 1px solid var(--rule);
  display: block; transition: color var(--ease-base);
}
.mobile-nav a:hover { color: var(--mid-grey); }
.mobile-sub a { font-size: 1.1rem; font-family: var(--font-body); padding-left: 1.5rem; }
.mobile-close { position: absolute; top: 20px; right: var(--side-pad); font-size: 1.5rem; color: var(--black); }

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

.mobile-nav-label {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--mid-grey);
  padding: 10px 0;
  border-bottom: 1px solid var(--rule);
  display: block;
}