/* /root/mcp-server/public/css/layout.css */

.app-container {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 260px;
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--border-glow);
  display: flex;
  flex-direction: column;
  padding: 0;
  position: fixed;
  height: 100vh;
  z-index: 100;
  transition: transform var(--transition-normal);
  box-shadow: 4px 0 24px rgba(0, 0, 0, 0.2);
}

.sidebar-header {
  padding: 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 24px 16px;
  overflow-y: auto;
}

.nav-link {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
  gap: 12px;
  font-weight: 500;
  font-size: 14px;
  border-left: 3px solid transparent;
}

.nav-link:hover {
  background-color: rgba(99, 102, 241, 0.1);
  color: var(--text-primary);
}

.nav-link.active {
  background-color: rgba(99, 102, 241, 0.15);
  color: var(--accent-primary);
  border-left-color: var(--accent-primary);
}

.nav-link svg,
.nav-link .icon {
  width: 20px;
  height: 20px;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.nav-link.active svg,
.nav-link.active .icon,
.nav-link:hover svg,
.nav-link:hover .icon {
  opacity: 1;
}

.main-content {
  margin-left: 260px;
  flex: 1;
  /* Let wide child content (such as data tables) scroll within its own wrapper
     instead of widening the application viewport. */
  min-width: 0;
  padding: var(--spacing-xl, 32px);
  min-height: 100vh;
  transition: margin-left var(--transition-normal);
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 32px;
}

.page-header h1 {
  font-size: var(--font-2xl, 28px);
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin: 0;
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg, 24px);
}

/* Responsive - Tablet */
@media (max-width: 1024px) {
  .main-content {
    padding: 24px;
  }

  .content-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  }
}

/* Responsive - Mobile */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.sidebar-open {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
    padding: 16px;
    padding-top: 64px;
  }

  .mobile-toggle {
    display: flex;
  }

  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 20px;
  }

  .page-header h1 {
    font-size: 22px;
  }

  .content-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

/* Responsive - Small Mobile */
@media (max-width: 480px) {
  .main-content {
    padding: 12px;
    padding-top: 60px;
  }

  .page-header {
    margin-bottom: 16px;
  }

  .page-header h1 {
    font-size: 20px;
  }
}

.main-content-full {
  margin-left: 0 !important;
}

/* Sidebar footer */
.sidebar-footer {
  margin-top: auto;
  padding: 16px;
  border-top: 1px solid var(--border-color);
}

.sidebar-footer .nav-link {
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  font-family: inherit;
  font-size: inherit;
}

.logout-btn:hover {
  color: var(--accent-red) !important;
}

/* Brand */
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-icon svg {
  display: block;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.brand-version {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
}

/* Mobile toggle */
.mobile-toggle {
  display: none;
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 200;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border: var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  cursor: pointer;
  box-shadow: var(--glass-shadow);
}

/* Mobile sidebar overlay backdrop */
.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 99;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.sidebar-backdrop.visible {
  display: block;
  opacity: 1;
}

@media (max-width: 768px) {
  body.navigation-open {
    overflow: hidden;
  }
}

/* Sidebar scrollable nav */
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}