/* ==========================================================================
   NMW ONE LAYOUTS STYLES
   App Shell, Top Header, Collapsible Sidebar, Mobile Bottom Navigation
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. APP SHELL LAYOUT
   -------------------------------------------------------------------------- */
#app-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.app-wrapper {
  display: flex;
  flex: 1;
  padding-top: var(--top-nav-height);
  padding-bottom: var(--bottom-nav-height);
}

@media (min-width: 769px) {
  .app-wrapper {
    padding-bottom: 0;
  }
}

.main-content {
  flex: 1;
  padding: 24px;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
  transition: padding var(--duration-normal) var(--ease-spring);
}

@media (max-width: 768px) {
  .main-content {
    padding: 16px;
  }
}

/* --------------------------------------------------------------------------
   2. TOP NAVIGATION HEADER
   -------------------------------------------------------------------------- */
.top-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--top-nav-height);
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-neutral);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  z-index: 100;
}

.brand-container {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-main);
}

.brand-logo {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--primary-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-inverse);
  font-family: var(--font-family-heading);
  font-weight: 800;
  font-size: 18px;
  box-shadow: var(--shadow-sm);
}

.brand-title {
  font-family: var(--font-family-heading);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* --------------------------------------------------------------------------
   3. DESKTOP SIDEBAR NAVIGATION
   -------------------------------------------------------------------------- */
.app-sidebar {
  width: var(--sidebar-width);
  background: var(--bg-surface);
  border-right: 1px solid var(--border-neutral);
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 16px;
  position: fixed;
  top: var(--top-nav-height);
  bottom: 0;
  left: 0;
  z-index: 90;
  overflow-y: auto;
  transition: transform var(--duration-normal) var(--ease-spring);
}

@media (max-width: 768px) {
  .app-sidebar {
    transform: translateX(-100%);
  }
  .app-sidebar.open {
    transform: translateX(0);
  }
}

.nav-group-title {
  font-size: var(--fs-micro);
  font-weight: 700;
  color: var(--text-subtle);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 8px 12px 4px 12px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: var(--fs-body);
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-spring);
}

.nav-link:hover {
  background: var(--bg-surface-hover);
  color: var(--text-main);
}

.nav-link.active {
  background: var(--accent-light);
  color: var(--accent-color);
  font-weight: 600;
}

.nav-link.active .material-symbols-outlined {
  font-variation-settings: 'FILL' 1;
}

/* Content adjustment when sidebar is present */
@media (min-width: 769px) {
  .main-content {
    margin-left: var(--sidebar-width);
  }
}

/* --------------------------------------------------------------------------
   4. MOBILE BOTTOM NAVIGATION BAR
   -------------------------------------------------------------------------- */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--bottom-nav-height);
  background: var(--bg-glass-heavy);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border-neutral);
  display: flex;
  align-items: center;
  justify-content: space-around;
  z-index: 100;
  padding: 0 8px;
}

@media (min-width: 769px) {
  .bottom-nav {
    display: none;
  }
}

.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: var(--fs-micro);
  font-weight: 500;
  flex: 1;
  height: 100%;
  transition: color var(--duration-fast) var(--ease-spring);
}

.bottom-nav-item.active {
  color: var(--accent-color);
  font-weight: 700;
}

.bottom-nav-item.active .material-symbols-outlined {
  font-variation-settings: 'FILL' 1;
}