/* Core CSS Variables and Base Styles */
:root {
  /* Color Scheme - Will be overridden by theme configuration */
  --primary-color: #5f0fd3;
  --secondary-color: #8f14df;
  --accent-color: #ff6b6b;
  --background-color: #1a1a1a;
  --surface-color: #222222;
  --text-color: #ffffff;
  --text-muted-color: rgba(255, 255, 255, 0.7);
  --text-muted: var(--text-muted-color);
  --text-secondary: var(--text-muted-color);
  --border-color: rgba(255, 255, 255, 0.1);
  --card-background: var(--surface-color);
  --background-gradient: linear-gradient(
    135deg,
    var(--background-color),
    var(--surface-color)
  );
  --error-color: #e74c3c;
  --success-color: #2ecc71;
  --warning-color: #f39c12;

  /* Typography */
  --font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  --font-size-base: 1rem;
  --font-size-sm: 0.875rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  min-width: 320px;
  /* reserve space for vertical scrollbar to prevent layout shift */
  overflow-y: scroll;
  scrollbar-gutter: stable;
}

/* On very narrow screens, disable scrollbar gutter to maximize usable width */
@media (max-width: 360px) {
  html {
    scrollbar-gutter: auto;
  }
}

body {
  font-family: var(--font-family);
  background: var(--background-gradient);
  color: var(--text-color);
  line-height: 1.6;
  min-height: 100vh;
  min-width: 320px;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  /* Prevent text from being too small on mobile */
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
  /* Prevent horizontal scroll on larger screens */
  overflow-x: hidden;
}

/* During page transitions, disable pointer events on header to avoid race navigations */
body.is-loading .main-navigation {
  pointer-events: none;
  opacity: 0.8;
}

/* Layout Components */
.app-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* Navigation Styles - Mobile First */
.main-navigation {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--surface-color);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
}

.nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  height: 60px;
  position: relative;
}

/* Navigation controls container */
.nav-controls {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  z-index: 1;
}

/* Login button in header */
.nav-login {
  padding: var(--spacing-sm) var(--spacing-md) !important;
  font-size: var(--font-size-sm) !important;
  min-height: auto !important;
  width: auto !important;
  background: var(--primary-color) !important;
  color: white !important;
  border-radius: var(--radius-md) !important;
  border: none !important;
  font-weight: 600 !important;
}

.nav-login:hover {
  background: var(--secondary-color) !important;
  color: white !important;
  transform: translateY(-1px);
}

.nav-login .nav-icon {
  width: auto !important;
  margin-right: var(--spacing-xs);
  font-size: var(--font-size-sm) !important;
}

.nav-brand-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-brand img,
.nav-brand-logo {
  /* Reduced header logo for a cleaner header */
  height: 16px;
  width: auto;
  aspect-ratio: 6012 / 788;
  display: block;
}

@media (max-width: 768px) {
  .nav-brand img,
  .nav-brand-logo {
    height: 16px;
  }
}

.nav-brand a {
  text-decoration: none;
  color: inherit;
}

/* Mobile Navigation Toggle - Better hamburger design */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 21px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
  position: relative;
}

.nav-toggle span {
  display: block;
  height: 3px;
  width: 100%;
  background: var(--text-color);
  border-radius: 2px;
  transition: all 0.3s ease;
  transform-origin: center;
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
  transform: scale(0);
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(8px, -8px);
}

/* Mobile Navigation Menu - Solid background */
.nav-menu {
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    var(--background-color),
    var(--surface-color)
  );
  transform: translateX(-100%);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
  z-index: 999;
  border-top: 1px solid var(--border-color);
}

.nav-menu.active {
  transform: translateX(0);
}

/* Mobile menu backdrop */
.nav-menu-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity var(--transition-normal),
    visibility var(--transition-normal);
  z-index: 998;
}

.nav-menu-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.nav-items {
  flex: 1;
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

/* Return to App section for secondary pages */
.nav-return-to-app {
  padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--spacing-md);
}

.nav-app-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--primary-color);
  text-decoration: none;
  border-radius: var(--radius-lg);
  transition: var(--transition-fast);
  font-weight: 600;
  min-height: 48px;
  background: rgba(95, 15, 211, 0.1);
  border: 1px solid rgba(95, 15, 211, 0.3);
}

.nav-app-link:hover {
  background: rgba(95, 15, 211, 0.2);
  border-color: var(--primary-color);
  transform: translateX(-2px);
}

.nav-app-link .nav-icon {
  width: 20px;
  text-align: center;
  font-size: var(--font-size-base);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--text-muted);
  text-decoration: none;
  border-radius: var(--radius-lg);
  transition: var(--transition-fast);
  font-weight: 500;
  min-height: 48px; /* Touch-friendly */
  border: none;
  background: rgba(255, 255, 255, 0.03);
  cursor: pointer;
  font-size: var(--font-size-base);
  width: 100%;
  justify-content: flex-start;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-item:hover,
.nav-item.active {
  color: var(--text-color);
  background: rgba(95, 15, 211, 0.15);
  border-color: rgba(95, 15, 211, 0.3);
  transform: translateX(4px);
}

.nav-item .nav-icon {
  width: 20px;
  text-align: center;
  font-size: var(--font-size-lg);
}
.nav-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
}

/* User Profile Dropdown */
.nav-user-profile {
  position: relative;
}

.nav-user-toggle {
  display: flex;
  align-items: center;
  padding: var(--spacing-xs);
  background: none;
  border: none;
  color: var(--text-color);
  cursor: pointer;
  border-radius: 50%;
  transition: var(--transition-fast);
  width: 40px;
  height: 40px;
  justify-content: center;
}

.nav-user-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: scale(1.05);
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: white;
  flex-shrink: 0;
}

.nav-user-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  left: auto;
  min-width: 200px;
  max-width: 280px;
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
  z-index: 1000;
  margin-bottom: var(--spacing-sm);
}

/* Prevent dropdown overflow on small screens */
@media (max-width: 480px) {
  .nav-user-dropdown {
    right: var(--spacing-xs);
    min-width: 240px;
    max-width: calc(100vw - var(--spacing-md));
  }
}

.nav-user-dropdown.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.user-dropdown-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
}

.user-details {
  flex: 1;
}

.user-dropdown-header .user-name {
  font-weight: 600;
  font-size: var(--font-size-base);
  color: var(--text-color);
  word-break: break-word;
}

.user-email {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  word-break: break-all;
  overflow-wrap: break-word;
}

.user-dropdown-items {
  padding: var(--spacing-sm);
}

.user-dropdown-items .nav-item {
  padding: var(--spacing-sm) var(--spacing-md);
  margin: 0;
  border-radius: var(--radius-md);
  min-height: auto;
}

.dropdown-divider {
  border: none;
  height: 1px;
  background: var(--border-color);
  margin: var(--spacing-sm) 0;
}

.nav-logout,
.nav-login {
  justify-content: center;
  font-weight: 600;
}

.nav-login {
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color)
  );
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  min-height: 40px;
  white-space: nowrap;
}

.nav-login:hover {
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Desktop Navigation */
@media (min-width: 769px) {
  .main-navigation {
    position: static;
    background: var(--surface-color);
  }

  .nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-xl);
    height: auto;
    min-height: 64px;
  }

  .nav-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
  }

  .nav-toggle {
    display: none;
  }

  .nav-menu {
    position: static;
    transform: none;
    flex-direction: row;
    align-items: center;
    padding: 0;
    background: transparent;
    top: auto;
    bottom: auto;
    left: auto;
    right: auto;
    height: auto;
    border-top: none;
    flex: 1;
    justify-content: center;
  }

  .nav-items {
    flex-direction: row;
    gap: var(--spacing-lg);
    padding: 0;
    flex: none;
  }

  .nav-item {
    min-height: auto;
    padding: var(--spacing-sm) var(--spacing-md);
    white-space: nowrap;
  }

  .nav-footer {
    display: none; /* Hide on desktop as login button is in nav-controls */
  }

  .nav-user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    left: auto;
    bottom: auto;
    margin-top: var(--spacing-sm);
    margin-bottom: 0;
    min-width: 200px;
  }

  .nav-brand {
    display: block;
  }

  .nav-brand-title {
    font-size: var(--font-size-xl);
  }

  /* Desktop layout: brand on left, nav items center, user controls on right */
  .nav-header {
    position: relative;
  }

  .nav-controls {
    margin-left: auto;
    z-index: 1;
    order: 2; /* Ensure nav-controls are always on the right */
  }

  /* Desktop login button styling */
  .nav-controls .nav-login {
    min-height: 36px;
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
    order: 1; /* Login button comes first (left) */
  }

  .nav-controls .nav-user-profile {
    order: 2; /* User profile comes after login (right) */
  }
  /* Hide login button inside nav-items on desktop (no burger) */
  .nav-items .nav-login {
    display: none;
  }
}

/* Adjust main content for fixed nav on mobile */
/* Offset content only when the fixed header is actually visible */
body.has-nav .main-content {
  padding-top: 60px;
}

@media (min-width: 769px) {
  /* On small screens we do not offset for the fixed header */
  body.has-nav .main-content {
    padding-top: 0;
  }

  .main-navigation {
    position: static;
    border-bottom: 1px solid var(--border-color);
  }
}

/* Button Styles - Enhanced for accessibility */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-fast);
  min-height: 44px; /* Touch-friendly */
  white-space: nowrap;
}

.btn:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color)
  );
  color: white;
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: transparent;
  color: var(--text-color);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--primary-color);
}

.btn-logout {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-fast);
  background: transparent;
  color: var(--text-color);
  border: 1px solid var(--border-color);
  min-height: 44px;
  white-space: nowrap;
}

.btn-logout:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--error-color);
  color: var(--error-color);
}

.btn-logout:focus {
  outline: 2px solid var(--error-color);
  outline-offset: 2px;
}

.btn-login {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-fast);
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color)
  );
  color: white;
  min-height: 44px;
  white-space: nowrap;
}

.btn-login:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-login:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Card Component */
.card {
  background: var(--surface-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

.icon {
  width: 1em;
  height: 1em;
  display: inline-block;
  flex-shrink: 0;
  vertical-align: middle;
}

/* Form Styles */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
  color: var(--text-color);
}

.form-input {
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--background-color);
  color: var(--text-color);
  font-size: var(--font-size-base);
  transition: var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(95, 15, 211, 0.1);
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.mt-xs {
  margin-top: var(--spacing-xs);
}

.mt-sm {
  margin-top: var(--spacing-sm);
}

.mt-md {
  margin-top: var(--spacing-md);
}

.mt-lg {
  margin-top: var(--spacing-lg);
}

.mt-xl {
  margin-top: var(--spacing-xl);
}

.mb-xs {
  margin-bottom: var(--spacing-xs);
}

.mb-sm {
  margin-bottom: var(--spacing-sm);
}

.mb-md {
  margin-bottom: var(--spacing-md);
}

.mb-lg {
  margin-bottom: var(--spacing-lg);
}

.mb-xl {
  margin-bottom: var(--spacing-xl);
}

.p-xs {
  padding: var(--spacing-xs);
}

.p-sm {
  padding: var(--spacing-sm);
}

.p-md {
  padding: var(--spacing-md);
}

.p-lg {
  padding: var(--spacing-lg);
}

.p-xl {
  padding: var(--spacing-xl);
}

/* Responsive Design */
@media (max-width: 768px) {
  .card {
    margin: var(--spacing-md);
    padding: var(--spacing-lg);
  }

  .form-input {
    padding: var(--spacing-md);
    font-size: 16px; /* Prevents zoom on iOS */
  }

  .btn {
    padding: var(--spacing-md) var(--spacing-lg);
    min-height: 48px;
  }
}

/* Module-specific styles will be loaded dynamically */
.module-container {
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* Loading and Error States */
.loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  font-size: var(--font-size-base);
  color: var(--text-muted);
  text-align: center;
  padding: var(--spacing-xl);
  contain: content;
}

.loading-shell {
  min-height: 100vh;
  justify-content: center;
}

.loading-shell-home,
.loading-shell-generic {
  width: min(100%, 48rem);
}

.loading-shell-home {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
  text-align: center;
}

html[data-initial-route="home"] .loading-shell-home {
  display: flex;
}

html[data-initial-route="home"] .loading-shell-generic {
  display: none;
}

.loading-shell-generic {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}

.loading-shell-kicker {
  font-size: var(--font-size-sm);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--primary-color);
}

.loading-shell-title {
  font-size: clamp(2rem, 7vw, 4rem);
  line-height: 1.05;
  max-width: 18ch;
  color: var(--text-color);
}

.loading-shell-subtitle {
  max-width: 40rem;
  font-size: var(--font-size-lg);
  line-height: 1.65;
  color: var(--text-secondary);
}

.loading-shell-actions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  width: 100%;
  justify-content: center;
}

.loading-shell-actions .btn {
  width: 100%;
}

.loading-shell-note {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.error-icon {
  width: 4rem;
  height: 4rem;
  margin-bottom: 1rem;
  color: var(--error-color);
}

.loading i {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.error {
  padding: var(--spacing-lg);
  margin: var(--spacing-lg);
  background: rgba(231, 76, 60, 0.1);
  border: 1px solid var(--error-color);
  border-radius: var(--radius-md);
  color: var(--error-color);
  text-align: center;
}

/* Accessibility improvements */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus management */
*:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Skip links for accessibility */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--primary-color);
  color: white;
  padding: 8px;
  text-decoration: none;
  border-radius: var(--radius-sm);
  z-index: 9999;
}

.skip-link:focus {
  top: 6px;
}

/* Lightweight CSS spinner to avoid icon font FOUC */
.spinner {
  display: inline-block;
  width: 1.5rem;
  height: 1.5rem;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spinner-rotate 0.6s linear infinite;
  /* Ensure perfect circle to prevent deformation */
  flex-shrink: 0;
  min-width: 1.5rem;
  min-height: 1.5rem;
  max-width: 1.5rem;
  max-height: 1.5rem;
}

.spinner-lg {
  width: 2rem;
  height: 2rem;
  border-width: 3px;
  min-width: 2rem;
  min-height: 2rem;
  max-width: 2rem;
  max-height: 2rem;
}

.spinner-sm {
  width: 1rem;
  height: 1rem;
  min-width: 1rem;
  min-height: 1rem;
  max-width: 1rem;
  max-height: 1rem;
}

/* Fix for button loading states to prevent spinner deformation */
.btn-loading .spinner {
  vertical-align: middle;
}

@keyframes spinner-rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* ========================================
   COMPREHENSIVE SMALL SCREEN OPTIMIZATIONS
   Target: 320px - 480px width devices
   ======================================== */
@media (max-width: 480px) {
  /* Root font-size reduction for better fit */
  :root {
    --font-size-3xl: 1.625rem;
    --font-size-2xl: 1.375rem;
    --font-size-xl: 1.125rem;
  }

  /* Main content spacing */
  .main-content {
    padding-top: 60px; /* Account for fixed header */
  }

  /* Container improvements */
  .container {
    padding-left: var(--spacing-sm, 0.5rem);
    padding-right: var(--spacing-sm, 0.5rem);
  }

  /* Typography improvements */
  h1 {
    font-size: var(--font-size-2xl);
    line-height: 1.3;
  }

  h2 {
    font-size: var(--font-size-xl);
    line-height: 1.3;
  }

  h3 {
    font-size: var(--font-size-lg);
    line-height: 1.4;
  }

  /* Button improvements */
  .btn {
    font-size: var(--font-size-sm);
    padding: var(--spacing-sm) var(--spacing-md);
  }

  /* Card improvements */
  .card,
  .support-section,
  .subscription-section {
    border-radius: var(--radius-md);
  }

  /* Navigation brand adjustments */
  .nav-brand img,
  .nav-brand-logo {
    height: 14px;
  }

  .loading-shell-subtitle {
    font-size: var(--font-size-base);
  }

  /* User avatar in dropdown */
  .user-avatar {
    width: 36px;
    height: 36px;
  }

  /* Reduce spacing in lists */
  ul,
  ol {
    padding-left: var(--spacing-lg);
  }

  /* Improve tap targets in navigation */
  .nav-item {
    min-height: 48px;
    padding: var(--spacing-md);
  }

  /* Alert messages */
  .alert {
    font-size: var(--font-size-sm);
    padding: var(--spacing-sm) var(--spacing-md);
  }
}

@media (min-width: 640px) {
  .loading-shell-actions {
    flex-direction: row;
  }

  .loading-shell-actions .btn {
    width: auto;
    min-width: 12rem;
  }
}