:root {
  /* Alternatives dunkles Design mit Lila/Cyan */
  --primary-color: #8b5cf6;
  --primary-dark: #7c3aed;
  --primary-light: #a78bfa;
  --secondary-color: #06b6d4;
  --accent-color: #10b981;
  --success-color: #10b981;
  --danger-color: #f87171;

  /* Dunkle Hintergründe */
  --bg-primary: #0f0f23;
  --bg-secondary: #1a1a2e;
  --bg-tertiary: #16213e;
  --bg-card: #1e293b;
  --bg-modal: rgba(15, 15, 35, 0.9);

  /* Textfarben */
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --text-white: #ffffff;

  /* Rahmen & Schatten */
  --border-color: #334155;
  --border-focus: #8b5cf6;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.3);

  /* Abstände */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;

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

[data-theme="dark"] {
  --bg-primary: #0f0f23;
  --bg-secondary: #1a1a2e;
  --bg-tertiary: #16213e;
  --bg-card: #1e293b;
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --border-color: #334155;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
}

[data-theme="light"] {
  --bg-primary: #fafafa;
  --bg-secondary: #f5f5f5;
  --bg-tertiary: #e5e5e5;
  --bg-card: #ffffff;
  --text-primary: #1a1a1a;
  --text-secondary: #4a4a4a;
  --text-muted: #8a8a8a;
  --border-color: #d4d4d4;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-primary);
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

h1 {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.025em;
}

h2 {
  font-size: 1.875rem;
  font-weight: 600;
  letter-spacing: -0.025em;
}

h3 {
  font-size: 1.5rem;
  font-weight: 600;
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--text-secondary);
}

/* Layout */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-xl);
  background: transparent;
}

/* Professional Header - Alternative Version */
header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 50%, var(--primary-dark) 100%);
  color: var(--text-white);
  padding: var(--spacing-xl) 0;
  text-align: center;
  box-shadow: var(--shadow-lg);
  border-radius: 0 0 var(--radius-2xl) var(--radius-2xl);
  margin-bottom: var(--spacing-2xl);
  position: relative;
  overflow: hidden;
}

header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="80" height="80" viewBox="0 0 80 80" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffffff" fill-opacity="0.03"><polygon points="0,0 80,0 40,40"/></g></svg>');
  opacity: 0.1;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

.header-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
  position: relative;
  z-index: 1;
}

.header-text {
  flex: 1;
}

.header-text h1 {
  font-size: 3rem;
  font-weight: 800;
  margin: 0;
  background: linear-gradient(135deg, #ffffff 0%, var(--secondary-color) 50%, var(--primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  filter: drop-shadow(0 2px 4px rgba(139, 92, 246, 0.3));
}

.header-text p {
  font-size: 1.25rem;
  opacity: 0.95;
  margin: 0;
  font-weight: 300;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Modern Controls */
.controls {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
}

.help-button, .icon-button, .lang-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-white);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.help-button::before, .icon-button::before, .lang-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

.help-button:hover::before, .icon-button:hover::before, .lang-button:hover::before {
  left: 100%;
}

.help-button:hover, .icon-button:hover, .lang-button:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.help-button i {
  font-size: 1rem;
}

/* Professional Search Section - Alternative Version */
.search-container {
  background: var(--bg-card);
  padding: var(--spacing-xl);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
  margin-bottom: var(--spacing-2xl);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.search-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-color));
  animation: shimmer 3s ease-in-out infinite;
}

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

.search-container > div:first-child {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  align-items: stretch;
  margin-bottom: var(--spacing-lg);
}

#searchInput {
  flex: 1;
  min-width: 300px;
  padding: var(--spacing-md) var(--spacing-lg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  font-size: 1rem;
  font-weight: 500;
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: all var(--transition-normal);
  position: relative;
  background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"/><path d="m21 21-4.35-4.35"/></svg>');
  background-repeat: no-repeat;
  background-position: right var(--spacing-md) center;
  background-size: 20px;
  padding-right: calc(var(--spacing-lg) + 30px);
}

#searchInput:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
  background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="%232563eb" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"/><path d="m21 21-4.35-4.35"/></svg>');
}

#searchInput::placeholder {
  color: var(--text-muted);
  font-style: italic;
}

/* Modern Buttons */
.btn-select-all, .btn-deselect-all {
  padding: var(--spacing-md) var(--spacing-lg);
  background: linear-gradient(135deg, var(--success-color) 0%, #059669 100%);
  color: var(--text-white);
  border: none;
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.btn-select-all:hover, .btn-deselect-all:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-deselect-all {
  background: linear-gradient(135deg, var(--danger-color) 0%, #dc2626 100%);
}

/* Professional Categories Layout */
.categories-wrapper {
  position: relative;
  margin-bottom: var(--spacing-2xl);
}

.categories-scroll {
  display: flex;
  gap: var(--spacing-xl);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  padding: var(--spacing-md) 0;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.categories-scroll::-webkit-scrollbar {
  display: none;
}

.category-section {
  flex: 0 0 400px;
  background: var(--bg-card);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-xl);
  border: 1px solid var(--border-color);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  scroll-snap-align: start;
}

.category-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  opacity: 0.8;
}

.category-section:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-color);
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(139, 92, 246, 0.05) 100%);
}

.category-section h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--text-primary);
}

.category-section h2 i {
  color: var(--primary-color);
  font-size: 1.25rem;
}

.category-items {
  max-height: 500px;
  overflow-y: auto;
  padding-right: var(--spacing-sm);
}

.category-items::-webkit-scrollbar {
  width: 6px;
}

.category-items::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
}

.category-items::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: var(--radius-sm);
}

.category-items::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}

/* Modern Category Items */
.category-item {
  display: flex;
  align-items: center;
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}

.category-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
  transform: scaleY(0);
  transition: transform var(--transition-normal);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.category-item:hover {
  background: linear-gradient(135deg, var(--bg-tertiary) 0%, rgba(139, 92, 246, 0.1) 50%, rgba(6, 182, 212, 0.05) 100%);
  border-color: var(--primary-color);
  transform: translateX(12px) scale(1.02);
  box-shadow: 0 8px 25px rgba(139, 92, 246, 0.15);
}

.category-item:hover::before {
  transform: scaleY(1);
}

.category-item input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin-right: var(--spacing-md);
  accent-color: var(--primary-color);
  cursor: pointer;
  flex-shrink: 0;
}

.category-item label {
  flex: 1;
  cursor: pointer;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.4;
  user-select: none;
}

/* Professional Device & Adult Sections */
.device-section, .adult-section {
  background: var(--bg-card);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.device-section::before, .adult-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-color), var(--primary-color));
}

.device-section h2, .adult-section h2 {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
}

.device-section h2 i, .adult-section h2 i {
  color: var(--accent-color);
}

.device-item, .adult-options label {
  display: flex;
  align-items: center;
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
}

.device-item:hover, .adult-options label:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-color);
}

.device-item input[type="checkbox"], .adult-options input[type="radio"] {
  width: 20px;
  height: 20px;
  margin-right: var(--spacing-md);
  accent-color: var(--primary-color);
  cursor: pointer;
  flex-shrink: 0;
}

.device-item label, .adult-options span {
  flex: 1;
  cursor: pointer;
  font-weight: 500;
  color: var(--text-primary);
  user-select: none;
}

.adult-options {
  display: flex;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
  justify-content: center;
}

.adult-status {
  text-align: center;
  margin-top: var(--spacing-lg);
  padding: var(--spacing-md);
  background: var(--bg-tertiary);
  border-radius: var(--radius-lg);
  font-weight: 600;
  color: var(--text-primary);
}

/* Professional User Details & Export */
.user-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.user-details input {
  padding: var(--spacing-md);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  font-size: 1rem;
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: all var(--transition-normal);
}

.user-details input:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.export-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.export-options button {
  padding: var(--spacing-md) var(--spacing-lg);
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: var(--text-white);
  border: none;
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-transform: uppercase;
  letter-spacing: 0.025em;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

.export-options button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.6s;
}

.export-options button:hover::before {
  left: 100%;
}

.export-options button:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 25px rgba(139, 92, 246, 0.4);
}

#copyToClipboardBtn {
  background: linear-gradient(135deg, var(--success-color) 0%, #059669 100%);
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

#copyToClipboardBtn:hover {
  box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
}

#saveAsTxtBtn {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

#saveAsTxtBtn:hover {
  box-shadow: 0 8px 25px rgba(139, 92, 246, 0.4);
}

#saveAsPdfBtn {
  background: linear-gradient(135deg, var(--secondary-color) 0%, #0891b2 100%);
  box-shadow: 0 4px 15px rgba(6, 182, 212, 0.3);
}

#saveAsPdfBtn:hover {
  box-shadow: 0 8px 25px rgba(6, 182, 212, 0.4);
}

/* Professional Modal - Alternative Version */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-modal);
  backdrop-filter: blur(12px);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  animation: fadeIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-content {
  background: var(--bg-card);
  color: var(--text-primary);
  margin: 2% auto;
  padding: var(--spacing-2xl);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-xl);
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  animation: slideInUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 2px solid transparent;
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(139, 92, 246, 0.02) 100%);
  border-image: linear-gradient(135deg, var(--primary-color), var(--secondary-color)) 1;
}

.close {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--transition-normal);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.close:hover {
  color: var(--danger-color);
  background: var(--bg-tertiary);
}

#confirmTelegramBtn {
  width: 100%;
  padding: var(--spacing-md);
  font-size: 1rem;
  font-weight: 600;
  background: linear-gradient(135deg, #0088cc 0%, #0369a1 100%);
  color: var(--text-white);
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
  margin-top: var(--spacing-lg);
}

#confirmTelegramBtn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Professional Footer - Alternative Version */
footer {
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-tertiary) 50%, var(--primary-color) 100%);
  color: var(--text-white);
  text-align: center;
  padding: var(--spacing-2xl) 0;
  margin-top: var(--spacing-2xl);
  border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
  position: relative;
  overflow: hidden;
  border-top: 3px solid var(--secondary-color);
}

footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="50" height="50" viewBox="0 0 50 50" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffffff" fill-opacity="0.02"><polygon points="0,0 50,0 25,25"/></g></svg>');
/* Optimierte Animationen - Performance-freundlich */
@keyframes shimmer {
  0% { transform: translateX(-100%); }
  50% { opacity: 0.5; }
  100% { transform: translateX(100%); opacity: 1; }
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(1deg); }
}

@keyframes floatReverse {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(10px) rotate(-1deg); }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    backdrop-filter: blur(0px);
  }
  to {
    opacity: 1;
    backdrop-filter: blur(12px);
  }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Performance-optimierte Hover-Effekte */
.category-section:hover {
  transform: translateY(-4px) scale(1.01);
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.category-item:hover {
  transform: translateX(6px) scale(1.01);
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.admin-link {
  animation: floatReverse 8s ease-in-out infinite;
}

.admin-link i {
  font-size: 1rem;
}

footer p {
  margin: 0;
  opacity: 0.8;
  font-weight: 300;
  position: relative;
}

.footer-subtitle {
  margin-top: var(--spacing-sm) !important;
  font-size: 0.875rem !important;
  opacity: 0.6 !important;
}

/* Swipe Indicators */
.swipe-indicator {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(37, 99, 235, 0.9);
  color: var(--text-white);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  z-index: 100;
  opacity: 0;
  transition: all var(--transition-normal);
  cursor: pointer;
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-lg);
}

.swipe-indicator.show {
  opacity: 1;
}

.swipe-left {
  left: var(--spacing-md);
}

.swipe-right {
  right: var(--spacing-md);
}

.swipe-indicator:hover {
  background: rgba(37, 99, 235, 1);
  transform: translateY(-50%) scale(1.1);
}

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

  .header-content {
    flex-direction: column;
    text-align: center;
  }

  .header-content h1 {
    font-size: 2rem;
  }

  .controls {
    flex-wrap: wrap;
    justify-content: center;
  }

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

  .search-container > div:first-child {
    flex-direction: column;
  }

  #searchInput {
    min-width: auto;
  }

  .category-section {
    flex: 0 0 320px;
  }

  .user-details {
    grid-template-columns: 1fr;
  }

  .export-options {
    grid-template-columns: 1fr;
  }

  .modal-content {
    width: 95%;
    margin: 2% auto;
    padding: var(--spacing-lg);
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .category-section {
    flex: 0 0 350px;
  }
}

@media (min-width: 1025px) {
  .categories-scroll {
    justify-content: flex-start;
  }
}

/* Loading Animation */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.loading {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Screen Reader Only Content */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Enhanced Focus Management */
.category-items {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.category-item {
  display: flex;
  align-items: center;
  padding: var(--spacing-md);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.category-item:hover {
  transform: translateX(6px) scale(1.01);
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.category-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
  transform: scaleY(0);
  transition: transform var(--transition-normal);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.category-item:hover::before {
  transform: scaleY(1);
}

.category-item input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin-right: var(--spacing-md);
  accent-color: var(--primary-color);
  cursor: pointer;
}

.category-item label {
  flex: 1;
  cursor: pointer;
  font-weight: 500;
  color: var(--text-primary);
  user-select: none;
}

/* Suchfilter - Wichtig für Filter-Funktionalität */
.category-item[style*="display: none"] {
  display: none !important;
}

.category-item[style*="display: block"],
.category-item[style*="display: flex"] {
  display: flex !important;
}

/* Skip Link for Screen Readers */
.skip-link {
  position: absolute;
  left: 6px;
  background: var(--primary-color);
  color: var(--text-white);
  padding: 8px;
  text-decoration: none;
  border-radius: var(--radius-md);
  z-index: 1000;
  transition: top 0.3s;
}

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

/* Print Styles */
@media print {
  header, footer, .controls, .search-container, .export-options, .modal {
    display: none !important;
  }

  .container {
    max-width: none;
    padding: 0;
  }

  .category-section {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #000;
  }
}