/* ══════════════════════════════════════════
   FIRE — NAV & FOOTER
   ══════════════════════════════════════════ */

/* --- Material Symbols Light --- */
.material-symbols-outlined {
  font-family: 'Material Symbols Outlined';
  font-weight: 200;
  font-style: normal;
  font-size: var(--text-xl);
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  display: inline-block;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  -webkit-font-feature-settings: 'liga';
  font-feature-settings: 'liga';
  -webkit-font-smoothing: antialiased;
}

/* --- Fire Mark --- */
.fire-mark {
  width: 24px;
  height: 24px;
  color: var(--text);
  flex-shrink: 0;
}

/* --- Navigation --- */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--nav-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: background var(--duration-slow) var(--ease-in-out);
}

.site-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1600px;
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
}

.site-nav__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.site-nav__wordmark {
  font-family: var(--sans);
  font-size: var(--text-base);
  font-weight: 300;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--text);
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  list-style: none;
}

.site-nav__link {
  font-size: var(--text-sm);
  color: var(--text-2);
  text-decoration: none;
  padding: 14px 0;
  transition: color var(--duration-fast) var(--ease-out);
  position: relative;
}

.site-nav__link:hover,
.site-nav__link--active {
  color: var(--text);
  opacity: 1;
}

/* Dropdown */
.site-nav__dropdown {
  position: relative;
}

.site-nav__dropdown-menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 50%;
  transform: translateX(-50%);
  background: var(--dropdown-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: var(--space-2) 0;
  min-width: 180px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-normal) var(--ease-out),
              visibility var(--duration-normal) var(--ease-out);
}

.site-nav__dropdown:hover .site-nav__dropdown-menu {
  opacity: 1;
  visibility: visible;
}

.site-nav__dropdown-item {
  display: block;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  color: var(--text-2);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out),
              background var(--duration-fast) var(--ease-out);
}

.site-nav__dropdown-item:hover {
  color: var(--text);
  background: var(--surface-2);
  opacity: 1;
}

/* Theme toggle — fixed bottom-left */
.theme-toggle {
  position: fixed;
  bottom: var(--space-6);
  left: var(--space-6);
  z-index: 40;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-2);
  cursor: pointer;
  transition: border-color var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out);
}

.theme-toggle:hover {
  border-color: var(--border-hover);
  color: var(--text);
}

.theme-toggle .material-symbols-outlined {
  font-size: var(--text-lg);
}

/* Mobile menu button */
.site-nav__mobile-btn {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: var(--text);
  cursor: pointer;
}

/* --- Mobile nav --- */
@media (max-width: 768px) {
  .site-nav__links {
    display: none;
  }

  .site-nav__links--open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: var(--space-4) var(--space-6);
    gap: var(--space-4);
  }

  .site-nav__mobile-btn {
    display: flex;
  }

  .site-nav__dropdown-menu {
    position: static;
    transform: none;
    border: none;
    background: none;
    padding: 0 0 0 var(--space-4);
    opacity: 1;
    visibility: visible;
  }
}

/* --- Footer --- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: var(--space-16) 0 var(--space-8);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

.site-footer__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.site-footer__wordmark {
  font-family: var(--sans);
  font-size: var(--text-base);
  font-weight: 300;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--text);
}

.site-footer__tagline {
  font-size: var(--text-sm);
  color: var(--text-3);
  max-width: 280px;
}

.site-footer__heading {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: var(--space-4);
}

.site-footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.site-footer__link {
  font-size: var(--text-sm);
  color: var(--text-2);
}

.site-footer__bottom {
  padding-top: var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-footer__copy {
  font-size: var(--text-xs);
  color: var(--text-3);
}

@media (max-width: 768px) {
  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .site-footer__grid {
    grid-template-columns: 1fr;
  }
}