/* ===================== SITE HEADER ===================== */
.site-header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 24px;
  height: var(--header-height);
  background: rgba(5,5,5,0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-outline);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-icon {
  color: var(--color-primary);
  font-size: 1.8rem;
}
.logo-text {
  font-family: var(--font-headline);
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-text);
}

/* Desktop nav */
.main-nav {
  display: none;
  gap: 0;
  align-items: center;
  height: 100%;
}
.nav-link {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  padding: 0 16px;
  height: 100%;
  position: relative;
  transition: color var(--transition-fast);
}
.nav-link:hover {
  color: var(--color-text);
}
.nav-link.active {
  color: var(--color-primary);
}
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 16px;
  right: 16px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px 2px 0 0;
}
.nav-link:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: -4px;
}

/* Header actions */
.header-actions { display: flex; align-items: center; gap: 12px; }
.avatar {
  width: 40px;
  height: 40px;
  background: var(--color-surface-high);
  border: 1.5px solid var(--color-outline);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: visible;
  cursor: pointer;
  position: relative;
  transition: border-color var(--transition-fast);
}
.avatar:hover {
  border-color: var(--color-primary);
}
.avatar img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius-full); }

/* ── User menu dropdown ─────────────────────────────────────────────────── */
.user-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--color-surface-high);
  border: 1px solid var(--color-outline);
  border-radius: var(--radius-md);
  min-width: 200px;
  z-index: 500;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.user-menu.open { display: block; }
.user-menu-info {
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-outline);
}
.user-menu-name {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 14px;
  color: var(--color-text);
}
.user-menu-role {
  font-size: 11px;
  color: var(--color-primary);
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-top: 2px;
}
.user-menu-signout {
  width: 100%;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13px;
  color: var(--color-text-muted);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.user-menu-signout:hover { color: var(--color-error); background: rgba(239,68,68,0.08); }
.user-menu-signout .material-symbols-outlined { font-size: 16px; }

/* ===================== FOOTER ===================== */
.site-footer {
  width: 100%;
  padding: 48px 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  background: var(--color-surface-lowest);
  border-top: 1px solid var(--color-outline);
}
.footer-brand {
  font-family: var(--font-headline);
  color: var(--color-primary);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.02em;
}
.footer-copy {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--color-text-dim);
  text-align: center;
}
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; justify-content: center; }
.footer-link {
  color: var(--color-text-dim);
  font-family: var(--font-body);
  font-size: 12px;
  transition: color var(--transition-fast);
}
.footer-link:hover { color: var(--color-primary); }

/* ===================== BOTTOM NAV (MOBILE) ===================== */
.bottom-nav {
  display: flex;
  position: fixed;
  bottom: 0;
  width: 100%;
  z-index: 50;
  justify-content: space-around;
  align-items: center;
  height: var(--bottom-nav-height);
  background: rgba(5,5,5,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--color-outline);
}
.bottom-nav-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--color-text-dim);
  padding: 8px 20px;
  min-width: 64px;
  border-radius: var(--radius-md);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}
.bottom-nav-link:hover  { color: var(--color-text-muted); }
.bottom-nav-link.active {
  color: var(--color-primary);
  background: rgba(34,197,94,0.1);
}
.bottom-nav-label {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-top: 4px;
}

/* ===================== SIDEBAR / NAV DRAWER ===================== */
.nav-drawer {
  display: none;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 60;
  width: 280px;
  background: var(--color-surface-lowest);
  border-right: 1px solid var(--color-outline);
  box-shadow: var(--shadow-xl);
  flex-direction: column;
}
.nav-drawer-header {
  padding: 28px 24px;
  border-bottom: 1px solid var(--color-outline);
}
.nav-drawer-user { display: flex; align-items: center; gap: 14px; }
.nav-drawer-avatar {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--color-primary-dim), var(--color-primary));
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
}
.nav-drawer-name {
  font-family: var(--font-headline);
  color: var(--color-text);
  font-size: 0.95rem; font-weight: 700;
}
.nav-drawer-role {
  font-size: 11px;
  color: var(--color-primary);
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-top: 2px;
  font-family: var(--font-body);
}
.nav-drawer-items {
  flex: 1; padding: 24px 0;
  display: flex; flex-direction: column;
}
.nav-drawer-link {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 24px;
  color: var(--color-text-muted);
  font-family: var(--font-body);
  font-size: 0.9rem; font-weight: 600;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-right: 12px;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}
.nav-drawer-link:hover {
  background: rgba(34,197,94,0.08);
  color: var(--color-text);
}
.nav-drawer-footer {
  padding: 24px;
  border-top: 1px solid var(--color-outline);
  margin-top: auto;
}

/* ===================== RESPONSIVE ===================== */
@media (min-width: 768px) {
  .main-nav   { display: flex; }
  .bottom-nav { display: none; }
  .site-footer { flex-direction: row; justify-content: space-between; }
}

@media (min-width: 1024px) {
  .nav-drawer { display: flex; }
}