/* Reset e base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-tap-highlight-color: transparent;
  -webkit-text-size-adjust: 100%;
}

/* Safe Area per iPhone notch e home indicator */
body {
  /* Safe area insets per notch, dynamic island, home indicator */
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
}

:root {
  /* Colori principali - Purple/Violet Tech Palette */
  --primary-color: #8B5CF6;
  --primary-hover: #7C3AED;
  --secondary-color: #6366F1;
  --secondary-hover: #4F46E5;
  --danger-color: #EF4444;
  --warning-color: #F59E0B;
  --success-color: #10B981;
  --info-color: #6366F1;

  /* Testo */
  --text-primary: #333333;
  --text-secondary: #666666;
  --text-tertiary: #999999;
  --text-on-primary: #ffffff;

  /* Sfondi */
  --bg-body: #f5f5f5;
  --bg-surface: #ffffff;
  --bg-card: #ffffff;
  --bg-hover: #f9f9f9;
  --bg-input: #ffffff;
  --bg-modal: rgba(0, 0, 0, 0.5);

  /* Bordi */
  --border-color: #dddddd;
  --border-light: #eeeeee;

  /* Badge e stati - Purple Tech */
  --badge-primary-bg: #F5F3FF;
  --badge-primary-text: #7C3AED;
  --badge-success-bg: #D1FAE5;
  --badge-success-text: #059669;
  --badge-warning-bg: #FEF3C7;
  --badge-warning-text: #D97706;
  --badge-purple-bg: #EDE9FE;
  --badge-purple-text: #8B5CF6;

  /* Ombre */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);

  /* Transizione tema */
  --theme-transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;

  /* Alias per compatibilità con pagine ricette */
  --bg-primary: var(--bg-body);
  --bg-secondary: var(--bg-surface);
  --card-bg: var(--bg-card);
  --primary: var(--primary-color);
  --gradient-primary: linear-gradient(135deg, #8B5CF6 0%, #6366F1 100%);
}

/* Dark Mode */
[data-theme="dark"] {
  /* Colori principali - Purple/Violet SATURI con CONTRASTO */
  --primary-color: #A855F7;
  --primary-hover: #9333EA;
  --secondary-color: #818CF8;
  --secondary-hover: #6366F1;
  --danger-color: #F43F5E;
  --warning-color: #EAB308;
  --success-color: #10B981;
  --info-color: #3B82F6;

  /* Testo - Molto chiaro */
  --text-primary: #FAFAFA;
  --text-secondary: #E5E7EB;
  --text-tertiary: #D1D5DB;
  --text-on-primary: #FFFFFF;

  /* Sfondi - Più chiari con tono viola */
  --bg-body: #2D2640;
  --bg-surface: #382E54;
  --bg-card: #443A62;
  --bg-hover: #524870;
  --bg-input: #382E54;
  --bg-modal: rgba(45, 38, 64, 0.75);

  /* Bordi - Viola visibile */
  --border-color: #6B5B8C;
  --border-light: #564A75;

  /* Badge e stati - VIVACI */
  --badge-primary-bg: rgba(196, 181, 253, 0.3);
  --badge-primary-text: #EDE9FE;
  --badge-success-bg: rgba(134, 239, 172, 0.25);
  --badge-success-text: #BBF7D0;
  --badge-warning-bg: rgba(253, 224, 71, 0.25);
  --badge-warning-text: #FEF08A;
  --badge-purple-bg: rgba(221, 214, 254, 0.3);
  --badge-purple-text: #F3F0FF;

  /* Ombre (più pronunciate per dark mode) */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.6);

  /* Alias per compatibilità con pagine ricette */
  --bg-primary: var(--bg-body);
  --bg-secondary: var(--bg-surface);
  --card-bg: var(--bg-card);
  --primary: var(--primary-color);
  --gradient-primary: linear-gradient(135deg, #A855F7 0%, #818CF8 100%);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-body);
  transition: var(--theme-transition);
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* Header */
header {
  text-align: center;
  margin-bottom: 40px;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
  color: var(--primary-color);
}

.subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  transition: var(--theme-transition);
}

.back-link {
  display: inline-block;
  margin-bottom: 20px;
  color: var(--secondary-color);
  text-decoration: none;
  transition: var(--theme-transition);
}

.back-link:hover {
  text-decoration: underline;
}

/* Main content */
.main-content {
  /* Glassmorphism effect */
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px) saturate(180%);
  -webkit-backdrop-filter: blur(10px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 8px 32px rgba(31, 38, 135, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  border-radius: 16px;
  padding: 40px;
  transition: var(--theme-transition);
}

/* Dark mode glassmorphism */
[data-theme="dark"] .main-content {
  background: rgba(68, 58, 98, 0.8);
  border: 1px solid rgba(196, 181, 253, 0.2);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(196, 181, 253, 0.15);
}

/* Fallback per browser senza backdrop-filter support */
@supports not (backdrop-filter: blur(10px)) {
  .main-content {
    background: var(--bg-surface);
    border: 2px solid var(--border-color);
    box-shadow: var(--shadow);
  }
}

/* Features */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.feature-card {
  padding: 20px;
  text-align: center;
  /* Glassmorphism effect */
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px) saturate(180%);
  -webkit-backdrop-filter: blur(10px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 4px 16px rgba(31, 38, 135, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  border-radius: 12px;
  transition: transform 0.2s, box-shadow 0.2s, var(--theme-transition);
}

/* Dark mode glassmorphism */
[data-theme="dark"] .feature-card {
  background: rgba(68, 58, 98, 0.8);
  border: 1px solid rgba(196, 181, 253, 0.2);
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(196, 181, 253, 0.15);
}

/* Fallback per browser senza backdrop-filter support */
@supports not (backdrop-filter: blur(10px)) {
  .feature-card {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
  }
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow:
    0 8px 24px rgba(139, 92, 246, 0.15),
    0 4px 16px rgba(31, 38, 135, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

[data-theme="dark"] .feature-card:hover {
  box-shadow:
    0 8px 24px rgba(196, 181, 253, 0.25),
    0 4px 16px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(221, 214, 254, 0.25);
}

.feature-card h3 {
  margin-bottom: 10px;
  font-size: 1.3rem;
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 24px;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--text-on-primary);
}

[data-theme="dark"] .btn-primary {
  color: #ffffff;
  box-shadow: 0 2px 12px rgba(168, 85, 247, 0.4);
  border: 1px solid rgba(168, 85, 247, 0.3);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4), var(--shadow-md);
  transform: translateY(-1px);
}

[data-theme="dark"] .btn-primary:hover {
  box-shadow: 0 4px 28px rgba(168, 85, 247, 0.6), 0 2px 12px rgba(147, 51, 234, 0.4);
  border-color: rgba(168, 85, 247, 0.5);
}

.btn-secondary {
  background-color: var(--secondary-color);
  color: var(--text-on-primary);
}

[data-theme="dark"] .btn-secondary {
  color: #ffffff;
  box-shadow: 0 2px 12px rgba(129, 140, 248, 0.4);
  border: 1px solid rgba(129, 140, 248, 0.3);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.btn-secondary:hover {
  background-color: var(--secondary-hover);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4), var(--shadow-md);
  transform: translateY(-1px);
}

[data-theme="dark"] .btn-secondary:hover {
  box-shadow: 0 4px 28px rgba(129, 140, 248, 0.6), 0 2px 12px rgba(99, 102, 241, 0.4);
  border-color: rgba(129, 140, 248, 0.5);
}

.btn-block {
  width: 100%;
}

.cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
}

/* Forms */
.form-container {
  max-width: 400px;
  margin: 0 auto;
  /* Glassmorphism effect */
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px) saturate(180%);
  -webkit-backdrop-filter: blur(10px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 8px 32px rgba(31, 38, 135, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  padding: 40px;
  border-radius: 16px;
  transition: var(--theme-transition);
}

/* Dark mode glassmorphism */
[data-theme="dark"] .form-container {
  background: rgba(68, 58, 98, 0.8);
  border: 1px solid rgba(196, 181, 253, 0.2);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(196, 181, 253, 0.15);
}

/* Fallback per browser senza backdrop-filter support */
@supports not (backdrop-filter: blur(10px)) {
  .form-container {
    background: var(--bg-surface);
    border: 2px solid var(--border-color);
    box-shadow: var(--shadow);
  }
}

.auth-form {
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text-primary);
  transition: var(--theme-transition);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 1rem;
  font-family: inherit;
  background-color: var(--bg-input);
  color: var(--text-primary);
  transition: var(--theme-transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

.form-footer {
  text-align: center;
  color: var(--text-secondary);
  transition: var(--theme-transition);
}

.form-footer a {
  color: var(--secondary-color);
  text-decoration: none;
  transition: var(--theme-transition);
}

.form-footer a:hover {
  text-decoration: underline;
}

/* Dashboard */
.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
}

/* Dashboard Header Modern */
.dashboard-header-modern {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  padding: 24px;
  /* Glassmorphism effect */
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px) saturate(180%);
  -webkit-backdrop-filter: blur(10px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 4px 16px rgba(31, 38, 135, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  border-radius: 12px;
  transition: var(--theme-transition);
}

/* Dark mode glassmorphism */
[data-theme="dark"] .dashboard-header-modern {
  background: rgba(68, 58, 98, 0.8);
  border: 1px solid rgba(196, 181, 253, 0.2);
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(196, 181, 253, 0.15);
}

/* Fallback per browser senza backdrop-filter support */
@supports not (backdrop-filter: blur(10px)) {
  .dashboard-header-modern {
    background: var(--bg-surface);
    border: 2px solid var(--border-color);
    box-shadow: var(--shadow);
  }
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

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

.user-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-on-primary);
  font-weight: 600;
  font-size: 20px;
  flex-shrink: 0;
  transition: var(--theme-transition);
}

.user-greeting h1 {
  font-size: 1.75rem;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-primary);
  transition: var(--theme-transition);
}

.user-subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 0;
  transition: var(--theme-transition);
}

/* Theme Toggle */
.theme-toggle {
  position: relative;
  overflow: hidden;
}

.theme-toggle .sun-icon,
.theme-toggle .moon-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.theme-toggle .sun-icon {
  opacity: 1;
  transform: translate(-50%, -50%) rotate(0deg);
}

.theme-toggle .moon-icon {
  opacity: 0;
  transform: translate(-50%, -50%) rotate(180deg);
}

[data-theme="dark"] .theme-toggle .sun-icon {
  opacity: 0;
  transform: translate(-50%, -50%) rotate(-180deg);
}

[data-theme="dark"] .theme-toggle .moon-icon {
  opacity: 1;
  transform: translate(-50%, -50%) rotate(0deg);
}

.btn-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  border: 1.5px solid var(--border-color);
  background: var(--bg-surface);
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease, var(--theme-transition);
  position: relative;
}

.btn-icon:hover {
  background: var(--primary-hover);
  color: #1e1e1e;
  border-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

[data-theme="dark"] .btn-icon:hover {
  color: #ffffff;
}

.btn-icon:active {
  transform: translateY(0px);
}

/* Quick Stats */
.quick-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.stat-card {
  /* Glassmorphism effect */
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px) saturate(180%);
  -webkit-backdrop-filter: blur(10px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 4px 16px rgba(31, 38, 135, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: all 0.3s, var(--theme-transition);
}

/* Dark mode glassmorphism */
[data-theme="dark"] .stat-card {
  background: rgba(68, 58, 98, 0.8);
  border: 1px solid rgba(196, 181, 253, 0.2);
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(196, 181, 253, 0.15);
}

/* Fallback per browser senza backdrop-filter support */
@supports not (backdrop-filter: blur(10px)) {
  .stat-card {
    background: var(--bg-surface);
    border: 2px solid var(--border-color);
    box-shadow: var(--shadow);
  }
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow:
    0 8px 24px rgba(139, 92, 246, 0.15),
    0 4px 16px rgba(31, 38, 135, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

[data-theme="dark"] .stat-card:hover {
  box-shadow:
    0 8px 24px rgba(196, 181, 253, 0.25),
    0 4px 16px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(221, 214, 254, 0.25);
}

.stat-icon {
  font-size: 2rem;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-hover);
  border-radius: 12px;
  flex-shrink: 0;
}

.stat-content {
  flex: 1;
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.dashboard-content {
  /* Glassmorphism effect */
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px) saturate(180%);
  -webkit-backdrop-filter: blur(10px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 8px 32px rgba(31, 38, 135, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  border-radius: 16px;
  padding: 30px;
  transition: var(--theme-transition);
}

/* Dark mode glassmorphism */
[data-theme="dark"] .dashboard-content {
  background: rgba(68, 58, 98, 0.8);
  border: 1px solid rgba(196, 181, 253, 0.2);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(196, 181, 253, 0.15);
}

/* Fallback per browser senza backdrop-filter support */
@supports not (backdrop-filter: blur(10px)) {
  .dashboard-content {
    background: var(--bg-surface);
    border: 2px solid var(--border-color);
    box-shadow: var(--shadow);
  }
}

/* Quick Actions Grid */
.quick-actions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 30px;
}

.action-card {
  /* Glassmorphism effect */
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px) saturate(180%);
  -webkit-backdrop-filter: blur(10px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 4px 16px rgba(31, 38, 135, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

/* Dark mode glassmorphism */
[data-theme="dark"] .action-card {
  background: rgba(68, 58, 98, 0.8);
  border: 1px solid rgba(196, 181, 253, 0.2);
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(196, 181, 253, 0.15);
}

/* Fallback per browser senza backdrop-filter support */
@supports not (backdrop-filter: blur(10px)) {
  .action-card {
    background: var(--bg-surface);
    border: 2px solid var(--border-color);
  }
}

.action-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: transparent;
  transition: all 0.3s;
}

.action-card:hover {
  transform: translateY(-4px);
  box-shadow:
    0 8px 24px rgba(139, 92, 246, 0.15),
    0 4px 16px rgba(31, 38, 135, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
  border-color: rgba(139, 92, 246, 0.4);
}

[data-theme="dark"] .action-card:hover {
  box-shadow:
    0 8px 24px rgba(196, 181, 253, 0.25),
    0 4px 16px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(221, 214, 254, 0.25);
  border-color: rgba(196, 181, 253, 0.3);
}

.action-card:hover::before {
  background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
}

.action-card:active {
  transform: translateY(-2px);
}

.action-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.3s;
}

.action-icon-primary {
  background: linear-gradient(135deg, #A855F7 0%, #C084FC 100%);
  color: white;
  box-shadow: 0 4px 16px rgba(168, 85, 247, 0.6);
}

.action-icon-secondary {
  background: linear-gradient(135deg, #6366F1 0%, #818CF8 100%);
  color: white;
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.6);
}

.action-icon-success {
  background: linear-gradient(135deg, #8B5CF6 0%, #A78BFA 100%);
  color: white;
  box-shadow: 0 4px 16px rgba(139, 92, 246, 0.6);
}

.action-icon-warning {
  background: linear-gradient(135deg, #F59E0B 0%, #FB923C 100%);
  color: white;
  box-shadow: 0 4px 16px rgba(245, 158, 11, 0.6);
}

.action-card:hover .action-icon {
  transform: scale(1.1) rotate(5deg);
}

.action-content {
  flex: 1;
  min-width: 0;
}

.action-content h4 {
  margin: 0 0 4px 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.action-content p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.groups-list {
  min-height: 200px;
}

.empty-state {
  text-align: center;
  color: var(--text-secondary);
  padding: 40px;
}

/* Modern Empty State */
.empty-state-modern {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  text-align: center;
  min-height: 300px;
  /* Glassmorphism effect */
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px) saturate(180%);
  -webkit-backdrop-filter: blur(10px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 4px 16px rgba(31, 38, 135, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  border-radius: 16px;
}

/* Dark mode glassmorphism */
[data-theme="dark"] .empty-state-modern {
  background: rgba(68, 58, 98, 0.8);
  border: 1px solid rgba(196, 181, 253, 0.2);
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(196, 181, 253, 0.15);
}

/* Fallback per browser senza backdrop-filter support */
@supports not (backdrop-filter: blur(10px)) {
  .empty-state-modern {
    background: var(--bg-surface);
    border: 2px solid var(--border-color);
  }
}

.empty-state-icon {
  width: 120px;
  height: 120px;
  margin-bottom: 24px;
  position: relative;
  animation: float 3s ease-in-out infinite;
}

.empty-state-icon svg {
  width: 100%;
  height: 100%;
  stroke: var(--primary-color);
  opacity: 0.3;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

.empty-state-modern h3 {
  margin: 0 0 12px 0;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

.empty-state-modern p {
  margin: 0 0 24px 0;
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 400px;
  line-height: 1.6;
}

.empty-state-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.empty-state-actions .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.empty-state-actions .btn svg {
  width: 18px;
  height: 18px;
}

/* Modern Group Cards */
.group-card-modern {
  /* Glassmorphism effect */
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px) saturate(180%);
  -webkit-backdrop-filter: blur(10px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 8px 32px rgba(31, 38, 135, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  border-radius: 16px;
  padding: 0;
  margin-bottom: 20px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1), var(--theme-transition);
  cursor: pointer;
  overflow: hidden;
  position: relative;
}

/* Dark mode glassmorphism */
[data-theme="dark"] .group-card-modern {
  background: rgba(68, 58, 98, 0.8);
  border: 1px solid rgba(196, 181, 253, 0.2);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(196, 181, 253, 0.15);
}

/* Fallback per browser senza backdrop-filter support */
@supports not (backdrop-filter: blur(10px)) {
  .group-card-modern {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
  }
}

.group-card-modern:hover {
  transform: translateY(-6px);
  box-shadow:
    0 12px 40px rgba(139, 92, 246, 0.2),
    0 8px 32px rgba(31, 38, 135, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
  border-color: rgba(139, 92, 246, 0.5);
}

[data-theme="dark"] .group-card-modern:hover {
  box-shadow:
    0 12px 40px rgba(196, 181, 253, 0.3),
    0 8px 32px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(221, 214, 254, 0.25);
  border-color: rgba(196, 181, 253, 0.4);
}

.group-card-modern:hover::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  opacity: 0.9;
}

/* Card Header */
.group-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 24px 16px 24px;
  border-bottom: 1px solid var(--border-light);
  position: relative;
  transition: var(--theme-transition);
}

.group-card-header h3 {
  flex: 1;
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: var(--theme-transition);
}

/* Badges */
.badge {
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.badge-admin {
  background: linear-gradient(135deg, #A855F7 0%, #7C3AED 100%);
  color: white;
  box-shadow: 0 2px 12px rgba(168, 85, 247, 0.5);
}

.badge-member {
  background: var(--badge-primary-bg);
  color: var(--badge-primary-text);
  transition: var(--theme-transition);
}

/* Actions Menu */
.group-actions-menu {
  position: relative;
  margin-left: auto;
}

.btn-menu {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
  transition: all 0.2s, var(--theme-transition);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.btn-menu:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 8px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.2s, var(--theme-transition);
  z-index: 1000;
  overflow: hidden;
}

.dropdown-menu.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu button {
  width: 100%;
  padding: 12px 16px;
  border: none;
  background: var(--bg-surface);
  text-align: left;
  font-size: 0.9rem;
  color: var(--text-primary);
  cursor: pointer;
  transition: background 0.2s, var(--theme-transition);
  display: flex;
  align-items: center;
  gap: 8px;
}

.dropdown-menu button:hover {
  background: var(--bg-hover);
}

.dropdown-menu button.menu-item-danger {
  color: var(--danger-color);
}

.dropdown-menu button.menu-item-danger:hover {
  background: var(--badge-warning-bg);
}

/* Card Body */
.group-card-body {
  padding: 20px 24px;
}

.group-stats {
  display: flex;
  gap: 24px;
  margin-bottom: 16px;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.stat-item svg {
  color: var(--primary-color);
  flex-shrink: 0;
}

/* Progress Bar */
.progress-container {
  margin-top: 16px;
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--border-light);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 8px;
  transition: var(--theme-transition);
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  border-radius: 10px;
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.progress-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0;
}

.no-items-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-style: italic;
  margin: 16px 0 0 0;
}

/* Card Footer */
.group-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: var(--bg-hover);
  border-top: 1px solid var(--border-light);
  transition: var(--theme-transition);
}

.invite-code-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  font-family: 'Courier New', monospace;
  transition: all 0.2s, var(--theme-transition);
  cursor: pointer;
}

.invite-code-badge:hover {
  background: var(--primary-color);
  color: var(--text-on-primary);
  border-color: var(--primary-color);
  transform: scale(1.05);
}

.btn-open-group {
  padding: 8px 20px;
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

[data-theme="dark"] .btn-open-group {
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.btn-open-group:hover {
  background: var(--secondary-color);
  transform: translateX(4px);
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: var(--bg-modal);
}

.modal-content {
  /* Glassmorphism effect */
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 16px 48px rgba(31, 38, 135, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
  margin: 10% auto;
  padding: 30px;
  border-radius: 16px;
  width: 90%;
  max-width: 500px;
  transition: var(--theme-transition);
}

/* Dark mode glassmorphism */
[data-theme="dark"] .modal-content {
  background: rgba(68, 58, 98, 0.95);
  border: 1px solid rgba(196, 181, 253, 0.25);
  box-shadow:
    0 16px 48px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(196, 181, 253, 0.2);
}

/* Fallback per browser senza backdrop-filter support */
@supports not (backdrop-filter: blur(20px)) {
  .modal-content {
    background: var(--bg-surface);
    border: 2px solid var(--border-color);
    box-shadow: var(--shadow-lg);
  }
}

.close {
  color: var(--text-secondary);
  float: right;
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
  line-height: 20px;
  transition: var(--theme-transition);
}

.close:hover,
.close:focus {
  color: var(--text-primary);
}

.modal-content h2 {
  margin-bottom: 20px;
  color: var(--text-primary);
  transition: var(--theme-transition);
}

/* Footer */
footer {
  text-align: center;
  margin-top: 40px;
  padding: 20px;
  color: var(--text-secondary);
  transition: var(--theme-transition);
}

/* Responsive */

/* Tablet (768px - 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
  .container {
    max-width: 90%;
  }

  .quick-stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .quick-actions-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .group-card-modern {
    margin-bottom: 18px;
  }
}

/* Mobile (fino a 768px) */
@media (max-width: 768px) {
  .container {
    padding: 10px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .main-content {
    padding: 20px;
  }

  .cta-buttons {
    flex-direction: column;
  }

  .dashboard-header {
    flex-direction: column;
    gap: 15px;
    align-items: flex-start;
  }

  .quick-actions-grid {
    grid-template-columns: 1fr;
  }

  .action-card {
    padding: 16px;
  }

  .action-icon {
    width: 48px;
    height: 48px;
  }

  .action-content h4 {
    font-size: 0.95rem;
  }

  .action-content p {
    font-size: 0.8rem;
  }

  /* Dashboard Header Modern */
  .dashboard-header-modern {
    flex-direction: column;
    gap: 16px;
    padding: 16px;
  }

  .header-right {
    width: 100%;
    justify-content: flex-end;
  }

  .user-greeting h1 {
    font-size: 1.5rem;
  }

  .user-subtitle {
    display: none; /* Nascondo il sottotitolo su mobile per risparmiare spazio */
  }

  /* Quick Stats */
  .quick-stats {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .stat-card {
    padding: 16px;
  }

  .stat-icon {
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
  }

  /* Group Cards */
  .group-card-modern {
    margin-bottom: 16px;
  }

  .group-card-header {
    padding: 16px;
    flex-wrap: wrap;
  }

  .group-card-header h3 {
    font-size: 1.1rem;
  }

  .group-card-body {
    padding: 16px;
  }

  .group-stats {
    flex-direction: column;
    gap: 12px;
  }

  /* Group Page Header - Dashboard e nome gruppo sulla stessa riga */
  .group-header {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 16px;
  }

  .group-header-title {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
    width: 100%;
  }

  .group-header-title h1 {
    font-size: 1.2rem;
    margin: 0;
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .group-header-title .back-link {
    white-space: nowrap;
    font-size: 0.85rem;
    flex-shrink: 0;
  }

  .header-actions {
    display: flex;
    width: 100%;
    flex-wrap: wrap;
    gap: 8px;
  }

  .header-actions button {
    flex: 1;
    min-width: 100px;
  }

  /* Lista Spesa Actions */
  .list-actions {
    flex-direction: column;
    gap: 10px;
  }

  .list-actions button {
    width: 100%;
  }

  /* Section Headers */
  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .section-header button {
    width: 100%;
  }

  /* Shopping Items */
  .shopping-item {
    padding: 12px;
    gap: 12px;
  }

  .item-name {
    font-size: 0.95rem;
  }

  .item-quantity,
  .item-requester {
    font-size: 0.8rem;
  }

  /* Modals */
  .modal-content {
    width: 95%;
    padding: 20px;
    margin: 5% auto;
  }

  .modal-content h2 {
    font-size: 1.3rem;
  }

  /* Buttons */
  .btn {
    padding: 10px 16px;
    font-size: 0.9rem;
  }

  .btn-icon {
    width: 38px;
    height: 38px;
  }
}

@media (max-width: 480px) {
  .form-container {
    padding: 20px;
  }

  .features {
    grid-template-columns: 1fr;
  }

  /* Header compatto */
  .dashboard-header-modern {
    padding: 12px;
  }

  .user-avatar {
    width: 48px;
    height: 48px;
    font-size: 18px;
  }

  .user-greeting h1 {
    font-size: 1.3rem;
  }

  /* Stats ancora più compatte */
  .stat-value {
    font-size: 1.5rem;
  }

  .stat-label {
    font-size: 0.75rem;
  }

  /* Group cards ultra-compatte */
  .group-card-header {
    padding: 12px;
  }

  .group-card-body {
    padding: 12px;
  }

  .group-card-footer {
    padding: 12px;
  }

  /* Badge più piccoli */
  .badge {
    font-size: 0.65rem;
    padding: 3px 8px;
  }

  /* Bottoni compatti */
  .btn {
    padding: 8px 12px;
    font-size: 0.85rem;
  }

  .btn-icon {
    width: 36px;
    height: 36px;
  }

  /* Shopping items */
  .shopping-item {
    padding: 10px;
  }

  /* Modals full screen su mobile molto piccoli */
  .modal-content {
    width: 100%;
    height: 100%;
    margin: 0;
    border-radius: 0;
    max-width: none;
  }

  /* Group content compatto */
  .group-content {
    padding: 12px;
  }

  /* Empty states */
  .empty-state-icon {
    width: 80px;
    height: 80px;
  }

  .empty-state h3 {
    font-size: 1.1rem;
  }

  .empty-state p {
    font-size: 0.85rem;
  }

  /* Expense items */
  .expense-card {
    padding: 12px;
  }

  /* Balance display */
  .balance-display {
    font-size: 0.9rem;
  }

  /* Touch targets minimi 44px */
  button,
  .btn,
  .btn-icon,
  a.btn {
    min-height: 44px;
    min-width: 44px;
  }

  /* Checkbox e radio più grandi */
  input[type="checkbox"],
  input[type="radio"] {
    width: 20px;
    height: 20px;
  }
}

/* Group Page */
.group-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  flex-wrap: wrap;
  gap: 15px;
}

.group-header-title {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
}

.group-header-title .back-link {
  margin-bottom: 0;
  flex-shrink: 0;
}

.group-header-title h1 {
  margin: 0;
  flex: 1;
}

.header-actions {
  display: flex;
  gap: 10px;
}

.group-content {
  /* Glassmorphism effect */
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px) saturate(180%);
  -webkit-backdrop-filter: blur(10px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 8px 32px rgba(31, 38, 135, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  border-radius: 16px;
  padding: 30px;
  transition: var(--theme-transition);
}

/* Dark mode glassmorphism */
[data-theme="dark"] .group-content {
  background: rgba(68, 58, 98, 0.8);
  border: 1px solid rgba(196, 181, 253, 0.2);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(196, 181, 253, 0.15);
}

/* Fallback per browser senza backdrop-filter support */
@supports not (backdrop-filter: blur(10px)) {
  .group-content {
    background: var(--bg-surface);
    border: 2px solid var(--border-color);
    box-shadow: var(--shadow);
  }
}

/* Shopping List */
.shopping-list-section {
  margin-bottom: 30px;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 15px;
}

.shopping-list {
  min-height: 200px;
  margin-bottom: 20px;
}

.shopping-item {
  display: flex;
  align-items: center;
  padding: 15px;
  margin-bottom: 10px;
  gap: 15px;
  /* Glassmorphism effect */
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px) saturate(180%);
  -webkit-backdrop-filter: blur(10px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 2px 8px rgba(31, 38, 135, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  border-radius: 12px;
  transition: all 0.2s, var(--theme-transition);
}

/* Dark mode glassmorphism */
[data-theme="dark"] .shopping-item {
  background: rgba(68, 58, 98, 0.8);
  border: 1px solid rgba(196, 181, 253, 0.2);
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(196, 181, 253, 0.15);
}

/* Fallback per browser senza backdrop-filter support */
@supports not (backdrop-filter: blur(10px)) {
  .shopping-item {
    background: var(--bg-surface);
    border: 2px solid var(--border-color);
  }
}

.shopping-item:hover {
  box-shadow:
    0 4px 16px rgba(139, 92, 246, 0.12),
    0 2px 8px rgba(31, 38, 135, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
  transform: translateY(-2px);
}

[data-theme="dark"] .shopping-item:hover {
  box-shadow:
    0 4px 16px rgba(196, 181, 253, 0.2),
    0 2px 8px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(221, 214, 254, 0.25);
}

.shopping-item.purchased {
  opacity: 0.6;
  background-color: var(--bg-hover);
}

.shopping-item.purchased .item-name {
  text-decoration: line-through;
}

.item-checkbox {
  width: 20px;
  height: 20px;
  cursor: pointer;
}

.item-content {
  flex: 1;
}

.item-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 5px;
}

.item-name {
  font-weight: 500;
  font-size: 1.1rem;
}

.item-quantity {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.item-notes {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-style: italic;
}

.item-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 5px;
}

.item-requested-by {
  font-size: 0.85rem;
  color: var(--text-secondary);
  background: var(--bg-hover);
  padding: 2px 8px;
  border-radius: 12px;
}

.item-common-badge {
  font-size: 0.85rem;
  color: var(--secondary-color);
  background: rgba(33, 150, 243, 0.1);
  padding: 2px 8px;
  border-radius: 12px;
}

.item-actions {
  display: flex;
  gap: 5px;
}

.btn-icon {
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  padding: 5px 10px;
  border-radius: 4px;
  transition: background-color 0.2s;
}

.btn-icon:hover {
  background-color: var(--bg-hover);
}

.btn-delete:hover {
  background-color: rgba(244, 67, 54, 0.1);
  color: var(--danger-color);
}

.list-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.loading {
  text-align: center;
  color: var(--text-secondary);
  padding: 40px;
}

.invite-code {
  font-family: 'Courier New', monospace;
  font-weight: bold;
  font-size: 1.2rem;
  color: var(--primary-color);
  background: var(--bg-hover);
  padding: 5px 10px;
  border-radius: 4px;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: auto;
  cursor: pointer;
}

#membersList {
  list-style: none;
  padding: 0;
}

#membersList li {
  padding: 8px 0;
  border-bottom: 1px solid var(--border-color);
}

#membersList li:last-child {
  border-bottom: none;
}

.member-admin {
  color: var(--primary-color);
  font-weight: 500;
}

/* Expenses Section */
.expenses-section {
  margin-top: 40px;
  padding-top: 40px;
  border-top: 2px solid var(--border-color);
}

.balance-display {
  font-size: 1.1rem;
  font-weight: 600;
  padding: 10px 15px;
  border-radius: 6px;
  background: var(--bg-hover);
}

.balance-positive {
  color: var(--success-color);
  font-weight: 700;
}

[data-theme="dark"] .balance-positive {
  color: #10B981;
  text-shadow: 0 0 8px rgba(16, 185, 129, 0.3);
}

.balance-negative {
  color: var(--danger-color);
}

.expenses-list {
  margin-top: 20px;
}

.expense-card {
  padding: 20px;
  margin-bottom: 15px;
  /* Glassmorphism effect */
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px) saturate(180%);
  -webkit-backdrop-filter: blur(10px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 4px 16px rgba(31, 38, 135, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  border-radius: 12px;
  transition: all 0.2s, var(--theme-transition);
}

/* Dark mode glassmorphism */
[data-theme="dark"] .expense-card {
  background: rgba(68, 58, 98, 0.8);
  border: 1px solid rgba(196, 181, 253, 0.2);
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(196, 181, 253, 0.15);
}

/* Fallback per browser senza backdrop-filter support */
@supports not (backdrop-filter: blur(10px)) {
  .expense-card {
    background: var(--bg-surface);
    border: 2px solid var(--border-color);
  }
}

.expense-card:hover {
  transform: translateY(-2px);
  box-shadow:
    0 6px 20px rgba(139, 92, 246, 0.12),
    0 4px 16px rgba(31, 38, 135, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

[data-theme="dark"] .expense-card:hover {
  box-shadow:
    0 6px 20px rgba(196, 181, 253, 0.2),
    0 4px 16px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(221, 214, 254, 0.25);
}

.expense-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-color);
}

.expense-date {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.expense-total {
  font-size: 1.3rem;
  font-weight: bold;
  color: var(--primary-color);
}

.expense-details {
  margin-top: 10px;
}

.expense-debt {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--bg-hover);
}

.expense-debt.paid {
  opacity: 0.6;
  text-decoration: line-through;
}

.debt-amount {
  font-weight: 600;
}

/* Complete Shopping Modal */
.modal-large {
  max-width: 700px;
}

/* Item Selection List */
.item-selection-list {
  max-height: 400px;
  overflow-y: auto;
  margin-bottom: 20px;
}

.item-selection-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 10px;
  cursor: pointer;
  transition: all 0.2s;
}

.item-selection-row:hover {
  border-color: var(--primary-color);
  background: var(--bg-hover);
}

[data-theme="dark"] .item-selection-row:hover {
  background: rgba(139, 92, 246, 0.1);
}

.item-selection-row input[type="checkbox"] {
  width: 20px;
  height: 20px;
  cursor: pointer;
}

.item-selection-row label {
  flex: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.quantity-badge,
.requested-by-badge,
.common-badge {
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
}

.quantity-badge {
  background: #e3f2fd;
  color: #1976d2;
}

.requested-by-badge {
  background: #f3e5f5;
  color: #7b1fa2;
}

.common-badge {
  background: #e8f5e9;
  color: #388e3c;
}

/* Price Input List */
.price-input-list {
  max-height: 400px;
  overflow-y: auto;
  margin-bottom: 20px;
}

.price-input-item {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 12px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  margin-bottom: 10px;
}

.price-input-item label {
  flex: 1;
  font-weight: 500;
}

.price-input-item input[type="number"],
.price-input-item input[type="text"] {
  width: 180px !important;
  min-width: 180px !important;
  height: 50px !important;
  padding: 15px 20px !important;
  font-size: 22px !important;
  font-weight: 600 !important;
  border: 2px solid var(--border-color) !important;
  border-radius: 8px !important;
  text-align: right !important;
  box-sizing: border-box !important;
}

.price-input-item input[type="number"]:focus,
.price-input-item input[type="text"]:focus {
  outline: none;
  border-color: var(--primary-color);
}

.total-display {
  text-align: right;
  padding: 15px;
  background: var(--bg-hover);
  border-radius: 6px;
  margin: 15px 0;
  font-size: 1.2rem;
}

.radio-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.radio-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 15px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
}

.radio-label:hover {
  border-color: var(--secondary-color);
  background: rgba(139, 92, 246, 0.05);
}

.radio-label input[type="radio"] {
  margin-top: 3px;
  cursor: pointer;
}

.radio-label input[type="radio"]:checked + div {
  color: var(--primary-color);
}

.radio-label strong {
  display: block;
  margin-bottom: 5px;
}

.radio-label p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.split-preview {
  margin-top: 20px;
  padding: 15px;
  background: var(--bg-hover);
  border-radius: 6px;
}

.split-preview h4 {
  margin-bottom: 10px;
}

.split-preview-item {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-color);
}

.split-preview-item:last-child {
  border-bottom: none;
}

.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

.modal-actions button {
  flex: 1;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .shopping-item {
    flex-direction: column;
    align-items: flex-start;
  }

  .item-actions {
    width: 100%;
    justify-content: flex-end;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .list-actions {
    width: 100%;
    flex-direction: column;
  }

  .list-actions button {
    width: 100%;
  }

  .expense-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .modal-large {
    max-width: 95%;
  }

  .price-input-item {
    flex-direction: column;
    align-items: flex-start;
  }

  .price-input-item input[type="number"] {
    width: 100%;
  }
}

/* =================================
   OCR Scontrino Styles
   ================================= */

/* Drop Zone Upload */
.drop-zone {
  border: 3px dashed var(--border-color);
  border-radius: 12px;
  padding: 40px 20px;
  text-align: center;
  background-color: #fafafa;
  transition: all 0.3s ease;
  cursor: pointer;
}

.drop-zone:hover,
.drop-zone.drag-over {
  border-color: var(--primary-color);
  background-color: #f0f8f0;
}

.drop-zone p {
  margin: 10px 0;
  color: var(--text-secondary);
}

/* Progress Bar */
.progress-bar {
  width: 100%;
  height: 8px;
  background-color: #e0e0e0;
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  width: 0%;
  transition: width 0.3s ease;
  animation: progress-animation 1.5s ease-in-out infinite;
}

@keyframes progress-animation {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Modal Large per Review OCR */
.modal-large {
  max-width: 900px !important;
  width: 95% !important;
  max-height: 90vh;
  overflow-y: auto;
}

/* OCR Table */
.ocr-items-container {
  max-height: 400px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  border-radius: 8px;
}

.ocr-table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--bg-surface);
}

.ocr-table thead {
  background-color: var(--bg-hover);
  position: sticky;
  top: 0;
  z-index: 1;
}

.ocr-table th,
.ocr-table td {
  padding: 12px 8px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.ocr-table th {
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-primary);
}

.ocr-table td {
  font-size: 0.9rem;
}

.ocr-table tbody tr:hover {
  background-color: #f9f9f9;
}

.ocr-table input[type="text"],
.ocr-table input[type="number"],
.ocr-table select {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: 0.9rem;
}

.ocr-table input[type="number"] {
  max-width: 80px;
}

/* Match Badge */
.match-badge {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.match-badge.high {
  background-color: #4CAF50;
  color: white;
}

.match-badge.medium {
  background-color: #FFC107;
  color: #333;
}

.match-badge.low {
  background-color: #f44336;
  color: white;
}

.match-badge.none {
  background-color: #9E9E9E;
  color: white;
}

/* Success Button Variant */
.btn-success {
  background-color: var(--success-color);
  color: #ffffff;
  border: none;
  transition: var(--theme-transition);
}

[data-theme="dark"] .btn-success {
  box-shadow: 0 2px 12px rgba(16, 185, 129, 0.4);
  border: 1px solid rgba(16, 185, 129, 0.3);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.btn-success:hover {
  background-color: #059669;
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4), var(--shadow-md);
  transform: translateY(-1px);
}

[data-theme="dark"] .btn-success:hover {
  background-color: #059669;
  box-shadow: 0 4px 28px rgba(16, 185, 129, 0.6), 0 2px 12px rgba(5, 150, 105, 0.4);
  border-color: rgba(16, 185, 129, 0.5);
}

.btn-danger {
  background-color: white;
  color: #8B5CF6;
  border: 2px solid #8B5CF6;
  transition: var(--theme-transition);
}

[data-theme="dark"] .btn-danger {
  background-color: var(--danger-color);
  color: #ffffff;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
  box-shadow: 0 2px 12px rgba(244, 63, 94, 0.4);
  border: 1px solid rgba(244, 63, 94, 0.3);
}

.btn-danger:hover {
  background-color: #8B5CF6;
  color: white;
  box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
  transform: translateY(-1px);
}

[data-theme="dark"] .btn-danger:hover {
  background-color: #d32f2f;
  box-shadow: 0 4px 28px rgba(244, 63, 94, 0.6), 0 2px 12px rgba(220, 38, 38, 0.4);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 10000;
  pointer-events: none;
}

.toast {
  background: white;
  border-left: 4px solid var(--success-color);
  border-radius: 8px;
  padding: 16px 20px;
  margin-bottom: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  min-width: 300px;
  max-width: 400px;
  pointer-events: auto;
  animation: slideIn 0.3s ease;
  display: flex;
  align-items: center;
  gap: 12px;
}

@keyframes slideIn {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.toast.toast-success {
  border-left-color: var(--success-color);
  background: #F0FDF4;
}

.toast.toast-error {
  border-left-color: var(--danger-color);
  background: #FEF2F2;
}

.toast.toast-warning {
  border-left-color: var(--warning-color);
  background: #FFFBEB;
}

.toast.toast-info {
  border-left-color: var(--secondary-color);
  background: #EFF6FF;
}

[data-theme="dark"] .toast.toast-success {
  background: rgba(16, 185, 129, 0.15);
  border-left-color: #10B981;
  color: #F0FDF4;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

[data-theme="dark"] .toast.toast-error {
  background: rgba(244, 63, 94, 0.15);
  border-left-color: #F43F5E;
  color: #FEF2F2;
  box-shadow: 0 4px 12px rgba(244, 63, 94, 0.3);
}

[data-theme="dark"] .toast.toast-warning {
  background: rgba(234, 179, 8, 0.15);
  border-left-color: #EAB308;
  color: #FFFBEB;
  box-shadow: 0 4px 12px rgba(234, 179, 8, 0.3);
}

[data-theme="dark"] .toast.toast-info {
  background: rgba(129, 140, 248, 0.15);
  border-left-color: #818CF8;
  color: #EFF6FF;
  box-shadow: 0 4px 12px rgba(129, 140, 248, 0.3);
}

.toast-icon {
  font-size: 24px;
  flex-shrink: 0;
}

.toast-message {
  flex: 1;
  font-size: 14px;
  font-weight: 500;
}

/* OCR Info Box */
.ocr-info {
  padding: 15px;
  background-color: #e3f2fd;
  border-left: 4px solid var(--secondary-color);
  border-radius: 4px;
  margin-bottom: 20px;
}

.ocr-info p {
  margin: 5px 0;
  font-size: 0.9rem;
}

.ocr-info strong {
  color: var(--secondary-color);
}

/* Responsive OCR Table */
@media (max-width: 768px) {
  .modal-large {
    width: 98% !important;
    max-height: 95vh;
  }

  .ocr-items-container {
    max-height: 300px;
  }

  .ocr-table {
    font-size: 0.8rem;
  }

  .ocr-table th,
  .ocr-table td {
    padding: 8px 4px;
  }

  .ocr-table input[type="text"],
  .ocr-table input[type="number"],
  .ocr-table select {
    font-size: 0.8rem;
    padding: 4px 6px;
  }
}

/* ============================================
   TAB NAVIGATION & STATISTICS
   ============================================ */

/* Tab Navigation */
.tab-navigation {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 0;
}

.tab-button {
  padding: 12px 24px;
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--text-secondary);
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  margin-bottom: -2px;
}

.tab-button:hover {
  color: var(--primary-color);
  background: var(--bg-hover);
}

.tab-button.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
}

.tab-content {
  display: none;
  animation: fadeIn 0.3s ease;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Statistics Grid */
.statistics-section {
  padding: 20px 0;
}

.statistics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

/* Stat Cards (Overview) */
.stat-card {
  /* Glassmorphism effect */
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px) saturate(180%);
  -webkit-backdrop-filter: blur(10px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 8px 32px rgba(31, 38, 135, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  border-radius: 16px;
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow:
    0 12px 40px rgba(31, 38, 135, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

[data-theme="dark"] .stat-card {
  background: rgba(68, 58, 98, 0.8);
  border: 1px solid rgba(196, 181, 253, 0.2);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(196, 181, 253, 0.15);
}

[data-theme="dark"] .stat-card:hover {
  box-shadow:
    0 12px 40px rgba(0, 0, 0, 0.6),
    inset 0 1px 0 rgba(196, 181, 253, 0.15);
}

.stat-icon {
  font-size: 48px;
  line-height: 1;
}

.stat-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-label {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 500;
}

.stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary-color);
}

/* Chart Cards */
.chart-card {
  /* Glassmorphism effect */
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px) saturate(180%);
  -webkit-backdrop-filter: blur(10px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 8px 32px rgba(31, 38, 135, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  border-radius: 16px;
  padding: 24px;
  grid-column: span 3;
}

[data-theme="dark"] .chart-card {
  background: rgba(68, 58, 98, 0.8);
  border: 1px solid rgba(196, 181, 253, 0.2);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(196, 181, 253, 0.15);
}

.chart-card h3 {
  margin: 0 0 20px 0;
  font-size: 18px;
  color: var(--text-primary);
}

.chart-card canvas {
  max-height: 300px;
}

/* Top Items List */
.top-items-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.top-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--bg-hover);
  border-radius: 8px;
  transition: all 0.3s ease;
}

.top-item:hover {
  background: var(--bg-card);
  transform: translateX(4px);
}

.top-item-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.top-item-rank {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary-color);
  min-width: 30px;
}

.top-item-name {
  font-size: 16px;
  font-weight: 500;
  text-transform: capitalize;
}

.top-item-count {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-secondary);
}

/* Balance List */
.balance-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.balance-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  background: var(--bg-hover);
  border-radius: 8px;
  border-left: 4px solid transparent;
  transition: all 0.3s ease;
}

.balance-item:hover {
  background: var(--bg-card);
  transform: translateX(4px);
}

.balance-item.positive {
  border-left-color: var(--success-color);
}

.balance-item.negative {
  border-left-color: var(--danger-color);
}

.balance-item-name {
  font-size: 16px;
  font-weight: 500;
}

.balance-item-amount {
  font-size: 18px;
  font-weight: 700;
}

.balance-item.positive .balance-item-amount {
  color: var(--success-color);
}

[data-theme="dark"] .balance-item.positive .balance-item-amount {
  text-shadow: 0 0 8px rgba(16, 185, 129, 0.3);
}

.balance-item.negative .balance-item-amount {
  color: var(--danger-color);
}

/* Empty State for Statistics */
.statistics-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-secondary);
}

.statistics-empty h3 {
  font-size: 24px;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.statistics-empty p {
  font-size: 16px;
  margin-bottom: 24px;
}

/* Responsive Statistics */
@media (max-width: 1024px) {
  .statistics-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .chart-card {
    grid-column: span 2;
  }
}

@media (max-width: 768px) {
  .tab-navigation {
    gap: 4px;
  }

  .tab-button {
    padding: 10px 16px;
    font-size: 14px;
  }

  .statistics-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .stat-card {
    padding: 20px;
  }

  .stat-icon {
    font-size: 36px;
  }

  .stat-value {
    font-size: 24px;
  }

  .chart-card {
    grid-column: span 1;
    padding: 20px;
  }

  .chart-card canvas {
    max-height: 250px;
  }
}

/* ================================
   LOADING STATES & SKELETON SCREENS
   ================================ */

/* Skeleton base */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--skeleton-base) 0%,
    var(--skeleton-shine) 50%,
    var(--skeleton-base) 100%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 8px;
  position: relative;
  overflow: hidden;
}

:root {
  --skeleton-base: #e0e0e0;
  --skeleton-shine: #f0f0f0;
}

[data-theme="dark"] {
  --skeleton-base: #2d2d3d;
  --skeleton-shine: #3d3d4d;
}

@keyframes skeleton-loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* Skeleton Group Card */
.skeleton-group-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
}

.skeleton-group-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.skeleton-title {
  height: 24px;
  width: 150px;
}

.skeleton-badge {
  height: 24px;
  width: 60px;
}

.skeleton-stats {
  display: flex;
  gap: 20px;
  margin-top: 12px;
}

.skeleton-stat {
  height: 16px;
  width: 80px;
}

/* Skeleton Shopping Item */
.skeleton-shopping-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 12px;
}

.skeleton-checkbox {
  width: 20px;
  height: 20px;
  border-radius: 4px;
}

.skeleton-item-content {
  flex: 1;
}

.skeleton-item-name {
  height: 18px;
  width: 60%;
  margin-bottom: 8px;
}

.skeleton-item-meta {
  height: 14px;
  width: 40%;
}

/* Skeleton Stat Card */
.skeleton-stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
}

.skeleton-stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  margin-bottom: 12px;
}

.skeleton-stat-value {
  height: 28px;
  width: 100px;
  margin-bottom: 8px;
}

.skeleton-stat-label {
  height: 16px;
  width: 80px;
}

/* Skeleton Recipe Cards */
.skeleton-recipe-card {
  background: var(--card-bg);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  margin-bottom: 20px;
}

.skeleton-recipe-image {
  width: 100%;
  height: 250px;
  background: var(--skeleton-base);
}

.skeleton-recipe-content {
  padding: 20px;
}

.skeleton-recipe-title {
  width: 70%;
  height: 24px;
  margin-bottom: 12px;
}

.skeleton-recipe-description {
  width: 100%;
  height: 16px;
  margin-bottom: 8px;
}

.skeleton-recipe-description:last-of-type {
  width: 80%;
  margin-bottom: 16px;
}

.skeleton-recipe-meta {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
}

.skeleton-recipe-meta-item {
  width: 80px;
  height: 20px;
}

.skeleton-recipe-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.skeleton-recipe-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

.skeleton-recipe-author-info {
  flex: 1;
}

.skeleton-recipe-author-name {
  width: 100px;
  height: 16px;
  margin-bottom: 6px;
}

.skeleton-recipe-author-time {
  width: 60px;
  height: 14px;
}

/* Responsive Skeleton Recipe */
@media (max-width: 768px) {
  .skeleton-recipe-image {
    height: 200px;
  }
}

/* Button Loading State */
.btn-loading {
  position: relative;
  pointer-events: none;
  opacity: 0.7;
}

.btn-loading .btn-text {
  opacity: 0;
}

.btn-loading::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  top: 50%;
  left: 50%;
  margin-left: -8px;
  margin-top: -8px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: button-spin 0.6s linear infinite;
}

@keyframes button-spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Spinner generico */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: button-spin 0.6s linear infinite;
}

.spinner-primary {
  border-color: rgba(139, 92, 246, 0.3);
  border-top-color: #8B5CF6;
}

/* Loading container */
.loading-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px;
  gap: 16px;
}

.loading-text {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Hide elements when loading */
.is-loading {
  display: none;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
  .skeleton-group-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .skeleton-stats {
    flex-direction: column;
    gap: 8px;
  }

  .skeleton-item-name {
    width: 80%;
  }

  .skeleton-item-meta {
    width: 60%;
  }
}

/* ================================
   PULL TO REFRESH
   ================================ */

.ptr-indicator {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--bg-surface);
  transform: translateY(-100%);
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 9999;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.ptr-spinner {
  width: 24px;
  height: 24px;
  border: 3px solid rgba(139, 92, 246, 0.2);
  border-top-color: #8B5CF6;
  border-radius: 50%;
  animation: ptr-spin 0.8s linear infinite;
}

@keyframes ptr-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.ptr-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.ptr-indicator.ptr-ready .ptr-text {
  color: var(--primary-color);
}

.ptr-indicator.ptr-refreshing {
  transform: translateY(0) !important;
  opacity: 1 !important;
}

/* Dark mode */
[data-theme="dark"] .ptr-indicator {
  background: var(--bg-surface);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

/* Solo su mobile */
@media (min-width: 769px) {
  .ptr-indicator {
    display: none;
  }
}

/* ================================
   FORM VALIDATION VISUAL FEEDBACK
   ================================ */

/* Valid field - Green border */
input.field-valid,
textarea.field-valid,
select.field-valid {
  border-color: #10B981 !important;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%2310B981' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 20px 20px;
  padding-right: 40px;
}

/* Invalid field - Red border */
input.field-invalid,
textarea.field-invalid,
select.field-invalid {
  border-color: #EF4444 !important;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%23EF4444' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'%3E%3C/circle%3E%3Cline x1='15' y1='9' x2='9' y2='15'%3E%3C/line%3E%3Cline x1='9' y1='9' x2='15' y2='15'%3E%3C/line%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 20px 20px;
  padding-right: 40px;
}

/* Error message */
.field-error {
  display: block;
  color: #EF4444;
  font-size: 0.85rem;
  margin-top: 4px;
  margin-bottom: 8px;
  font-weight: 500;
  transition: all 0.3s ease;
}

.field-error:empty {
  display: none;
}

/* Success message (optional) */
.field-success {
  display: block;
  color: #10B981;
  font-size: 0.85rem;
  margin-top: 4px;
  font-weight: 500;
}

/* Smooth transitions */
input,
textarea,
select {
  transition: border-color 0.3s ease, background-image 0.3s ease;
}

/* Focus states */
input.field-valid:focus {
  border-color: #10B981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

input.field-invalid:focus {
  border-color: #EF4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* Dark mode adjustments */
[data-theme="dark"] .field-error {
  color: #FCA5A5;
}

[data-theme="dark"] .field-success {
  color: #6EE7B7;
}

/* Password strength indicator */
.password-strength {
  display: flex;
  gap: 4px;
  margin-top: 8px;
  height: 4px;
}

.password-strength-bar {
  flex: 1;
  background: var(--border-color);
  border-radius: 2px;
  transition: background 0.3s ease;
}

.password-strength-bar.active {
  background: #10B981;
}

.password-strength-bar.active.weak {
  background: #EF4444;
}

.password-strength-bar.active.medium {
  background: #F59E0B;
}

.password-strength-bar.active.strong {
  background: #10B981;
}

/* ================================
   SEARCH BAR
   ================================ */

.search-bar {
  margin: 20px 0;
}

.search-input {
  width: 100%;
  padding: 12px 16px;
  font-size: 1rem;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-surface);
  color: var(--text-primary);
  transition: all 0.3s ease;
}

.search-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

.search-input::placeholder {
  color: var(--text-secondary);
}

/* Dark mode */
[data-theme="dark"] .search-input {
  background: var(--bg-surface);
  border-color: var(--border-color);
}

/* ================================
   FLOATING REFRESH BUTTON
   ================================ */

.fab-refresh {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--primary-color) 0%, #7C3AED 100%);
  border: none;
  border-radius: 50%;
  box-shadow: 
    0 4px 12px rgba(139, 92, 246, 0.4),
    0 2px 4px rgba(0, 0, 0, 0.3);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: all 0.3s ease;
  color: white;
  font-size: 24px;
}

.fab-refresh:hover {
  transform: scale(1.1);
  box-shadow: 
    0 6px 20px rgba(139, 92, 246, 0.5),
    0 4px 8px rgba(0, 0, 0, 0.4);
}

.fab-refresh:active {
  transform: scale(0.95);
}

.fab-refresh.refreshing {
  pointer-events: none;
}

.fab-refresh.refreshing svg {
  animation: fab-spin 1s linear infinite;
}

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

/* Hide on desktop */
@media (min-width: 769px) {
  .fab-refresh {
    display: none;
  }
}

/* Safe area for iPhone notch/home indicator */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
  .fab-refresh {
    bottom: calc(24px + env(safe-area-inset-bottom));
  }
}

/* ================================
   DRAG & DROP REORDERING
   ================================ */

.drag-handle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  min-width: 24px;
  height: 40px;
  color: var(--text-secondary);
  cursor: grab;
  font-size: 18px;
  user-select: none;
  opacity: 0.5;
  transition: opacity 0.2s ease;
}

.drag-handle:hover {
  opacity: 1;
  color: var(--primary-color);
}

.drag-handle:active {
  cursor: grabbing;
}

.shopping-item.dragging {
  opacity: 0.5;
  transform: rotate(2deg);
  cursor: grabbing !important;
}

.shopping-item.drag-over {
  border-top: 3px solid var(--primary-color);
  margin-top: -3px;
  background: rgba(139, 92, 246, 0.1);
}

.shopping-item[draggable="true"] {
  transition: all 0.2s ease;
}

.shopping-item[draggable="true"]:active {
  cursor: grabbing;
}

/* Purchased items non draggable */
.shopping-item.purchased {
  cursor: not-allowed !important;
}

.shopping-item.purchased .drag-handle {
  opacity: 0.2;
  cursor: not-allowed;
  pointer-events: none;
}

/* Hide drag handle on mobile when not in drag mode */
@media (max-width: 768px) {
  .drag-handle {
    opacity: 0.3;
  }
  
  .shopping-item:active .drag-handle {
    opacity: 1;
  }
}