/* ===== ICTLager - Optimierte Stiledefinitionen mit Sticky Headers ===== */

/* ===== CSS CUSTOM PROPERTIES (Design System) ===== */
:root {
  /* Colors - Light Theme */
  --primary-color: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-light: #eff6ff;
  --secondary-color: #64748b;
  --success-color: #059669;
  --warning-color: #d97706;
  --danger-color: #dc2626;
  --info-color: #0284c7;
  
  /* Neutral Colors */
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  
  /* Background Colors */
  --bg-primary: var(--white);
  --bg-secondary: var(--gray-50);
  --bg-tertiary: var(--gray-100);
  --bg-sidebar: var(--white);
  --bg-card: var(--white);
  
  /* Text Colors */
  --text-primary: var(--gray-900);
  --text-secondary: var(--gray-600);
  --text-muted: var(--gray-500);
  --text-inverse: var(--white);
  
  /* Border Colors */
  --border-color: var(--gray-200);
  --border-light: var(--gray-100);
  --border-dark: var(--gray-300);
  
  /* Shadows */
  --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);
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* Typography */
  --font-family: 'Inter', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Button & Alert States */
  --success-hover: #047857;
  --warning-hover: #b45309;
  --danger-hover: #b91c1c;
  --info-hover: #0369a1;

  --success-surface: rgba(5, 150, 105, 0.12);
  --warning-surface: rgba(217, 119, 6, 0.12);
  --danger-surface: rgba(220, 38, 38, 0.12);
  --info-surface: rgba(2, 132, 199, 0.12);

  --focus-ring: 0 0 0 3px rgba(37, 99, 235, 0.15);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;

  /* Button Enhancements */
  --btn-icon-size: 2.5rem;
  --btn-icon-shadow: 0 4px 8px rgba(15, 23, 42, 0.08);
  --btn-icon-shadow-hover: 0 6px 14px rgba(15, 23, 42, 0.12);
  --soft-primary-bg: rgba(37, 99, 235, 0.12);
  --soft-primary-hover: rgba(37, 99, 235, 0.18);
  --soft-warning-bg: rgba(217, 119, 6, 0.12);
  --soft-warning-hover: rgba(217, 119, 6, 0.18);
  --soft-danger-bg: rgba(220, 38, 38, 0.12);
  --soft-danger-hover: rgba(220, 38, 38, 0.18);

  /* Layout */
  --sidebar-width: 280px;
  --sidebar-collapsed-width: 80px;
  --topbar-height: 70px;
  --content-max-width: 1400px;
}

/* Dark Theme Variables */
[data-theme="dark"] {
  --bg-primary: var(--gray-900);
  --bg-secondary: var(--gray-800);
  --bg-tertiary: var(--gray-700);
  --bg-sidebar: var(--gray-900);
  --bg-card: var(--gray-800);
  
  --text-primary: var(--gray-100);
  --text-secondary: var(--gray-300);
  --text-muted: var(--gray-400);
  
  --border-color: var(--gray-700);
  --border-light: var(--gray-600);
  --border-dark: var(--gray-800);
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.2);

  --success-surface: rgba(5, 150, 105, 0.2);
  --warning-surface: rgba(217, 119, 6, 0.2);
  --danger-surface: rgba(220, 38, 38, 0.2);
  --info-surface: rgba(2, 132, 199, 0.2);

  --focus-ring: 0 0 0 3px rgba(37, 99, 235, 0.25);

  --btn-icon-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
  --btn-icon-shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.5);
  --soft-primary-bg: rgba(37, 99, 235, 0.24);
  --soft-primary-hover: rgba(37, 99, 235, 0.32);
  --soft-warning-bg: rgba(217, 119, 6, 0.24);
  --soft-warning-hover: rgba(217, 119, 6, 0.32);
  --soft-danger-bg: rgba(220, 38, 38, 0.24);
  --soft-danger-hover: rgba(220, 38, 38, 0.32);
}

/* ===== GLOBAL RESET & BASE STYLES ===== */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  width: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  margin: 0;
  padding: 0;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  overflow-x: hidden;
  width: 100%;
  min-width: 320px;
}

body,
button,
input,
select,
textarea {
  font-family: var(--font-family);
  color: var(--text-primary);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover,
a:focus {
  color: var(--primary-hover);
  text-decoration: underline;
}

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

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: 0;
}

p {
  margin-top: 0;
  color: var(--text-secondary);
}

.text-muted {
  color: var(--text-muted) !important;
}

.form-text {
  color: var(--text-secondary);
}

label,
.form-label {
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
}

strong {
  color: var(--text-primary);
  font-weight: var(--font-weight-semibold);
}

/* ===== DARK THEME BOOTSTRAP OVERRIDES ===== */
[data-theme="dark"] .table {
  background-color: var(--bg-card);
  color: var(--text-primary);
}

[data-theme="dark"] .table th {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: var(--border-color);
}

[data-theme="dark"] .table td {
  background-color: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-light);
}

[data-theme="dark"] .table tbody tr:hover {
  background-color: var(--bg-tertiary) !important;
}

[data-theme="dark"] .modal-content {
  background-color: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-color);
}

[data-theme="dark"] .modal-header {
  background-color: var(--bg-tertiary);
  border-color: var(--border-color);
}

[data-theme="dark"] .form-control {
  background-color: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-color);
}

[data-theme="dark"] .form-control:focus {
  background-color: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--primary-color);
  box-shadow: var(--focus-ring);
}

[data-theme="dark"] .form-select {
  background-color: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-color);
}

[data-theme="dark"] .input-group-text {
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
  border-color: var(--border-color);
}

/* ===== LOGIN SECTION ===== */
.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  padding: var(--spacing-lg);
}

.login-card {
  background: var(--bg-card);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  padding: var(--spacing-2xl);
  width: 100%;
  max-width: 400px;
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
}

.login-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.login-logo {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  color: white;
  font-size: 2rem;
}

.login-title {
  font-size: 2rem;
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin: 0 0 var(--spacing-sm);
}

.login-subtitle {
  color: var(--text-secondary);
  margin: 0;
  font-size: 1rem;
}

.login-form .form-floating {
  margin-bottom: var(--spacing-lg);
}

.login-form .form-control {
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1rem;
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.login-form .form-control:focus {
  border-color: var(--primary-color);
  box-shadow: var(--focus-ring);
}

/* ===== APPLICATION LAYOUT ===== */
.app-wrapper {
  display: flex;
  min-height: 100vh;
  height: 100vh;
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
  overflow-y: hidden;
}

/* ===== SIDEBAR COMPONENT ===== */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 1000;
  transform: translateX(-100%);
  transition: transform var(--transition-normal);
  box-shadow: var(--shadow-lg);
  max-width: 90vw;
}

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

@media (min-width: 992px) {
  .sidebar {
    position: static;
    transform: translateX(0);
    box-shadow: none;
    max-width: var(--sidebar-width);
    width: var(--sidebar-width);
    flex-shrink: 0;
  }
}

.sidebar-header {
  padding: var(--spacing-xl) var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--primary-color);
}

.sidebar-brand i {
  font-size: 1.75rem;
}

.sidebar-toggle {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.25rem;
  padding: var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.sidebar-toggle:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.sidebar-nav {
  flex: 1;
  padding: var(--spacing-lg) 0;
  overflow-y: auto;
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

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

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
  border-radius: 0;
  margin: 0 var(--spacing-md);
  border-radius: var(--radius-lg);
  position: relative;
}

.nav-link:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  transform: translateX(4px);
}

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

.nav-link i {
  font-size: 1.25rem;
  width: 24px;
  text-align: center;
}

.nav-badge {
  background: var(--danger-color);
  color: white;
  font-size: 0.75rem;
  padding: 2px 6px;
  border-radius: 10px;
  margin-left: auto;
  font-weight: var(--font-weight-medium);
}

.sidebar-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
}

.user-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-md);
  background: var(--bg-tertiary);
  border-radius: var(--radius-lg);
}

.user-avatar {
  width: 40px;
  height: 40px;
  background: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
}

.user-details {
  flex: 1;
  min-width: 0;
}

.user-name {
  display: block;
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  font-size: 0.875rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.user-actions {
  display: flex;
  gap: var(--spacing-sm);
}

.user-actions .btn {
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
}

/* ===== MAIN CONTENT AREA ===== */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  margin-left: 0;
  width: 100%;
  overflow-x: hidden;
  overflow: hidden;
  height: 100vh;
  min-width: 0;
}

@media (min-width: 992px) {
  .main-content {
    width: auto;
    flex: 1;
  }
}

/* ===== TOPBAR COMPONENT ===== */
.topbar {
  height: var(--topbar-height);
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-lg);
  width: 100%;
  max-width: 100vw;
  overflow: hidden;
}

/* Sticky auf Mobile */
@media (max-width: 991px) {
  .topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1050;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  }
  
  .main-content {
    padding-top: var(--topbar-height);
  }
}

/* Desktop normal */
@media (min-width: 992px) {
  .topbar {
    position: static;
    z-index: 100;
  }
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  min-width: 0;
  flex: 1;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-shrink: 0;
}

.page-title {
  font-size: 1.5rem;
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ===== QR SCANNER BUTTONS ===== */
.btn-qr {
  border-radius: var(--radius-lg);
  padding: var(--spacing-md) var(--spacing-lg);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.btn-qr:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Desktop QR Button */
#desktop-qr-btn {
  display: none;
}

@media (min-width: 768px) {
  #desktop-qr-btn {
    display: inline-flex;
  }
}

/* Mobile QR Button */
#mobile-qr-btn {
  display: inline-flex;
  padding: var(--spacing-md);
  min-width: 44px;
  justify-content: center;
}

@media (min-width: 768px) {
  #mobile-qr-btn {
    display: none;
  }
}

.theme-toggle .btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.theme-toggle .btn:hover {
  transform: rotate(180deg);
}

/* ===== CONTENT WRAPPER ===== */
.content-wrapper {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  width: 100%;
  min-width: 0;
  padding: 0;
  position: relative;
  height: calc(100vh - var(--topbar-height)); /* Fixed height für sticky positioning */
}

.content-wrapper .container-fluid {
  margin: 0;
  width: 100%;
  max-width: none !important;
  padding: var(--spacing-xl);
}

.container-fluid {
  --bs-gutter-x: 0 !important;
  padding-left: 0 !important;
  padding-right: 0 !important;
}

/* ===== SEARCH BAR STYLING ===== */
.d-flex.gap-2.mb-3 {
  align-items: stretch;
  margin-bottom: var(--spacing-xl) !important;
}

#search-input {
  flex: 1;
  max-width: 400px;
  padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 2.75rem;
  border: 1px solid var(--border-color) !important;
  border-radius: var(--radius-lg) !important;
  font-size: 0.95rem;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='%23999' d='M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398h-.001c.03.04.062.078.098.115l3.85 3.85a1 1 0 0 0 1.415-1.414l-3.85-3.85a1.007 1.007 0 0 0-.115-.1zM12 6.5a5.5 5.5 0 1 1-11 0 5.5 5.5 0 0 1 11 0z'%3e%3c/path%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: 0.75rem center;
  background-size: 1rem;
}

#search-input:focus {
  outline: none !important;
  border-color: var(--primary-color) !important;
  box-shadow: var(--focus-ring) !important;
}

#add-product-btn {
  padding: var(--spacing-md) var(--spacing-xl) !important;
  border-radius: var(--radius-lg) !important;
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
  border: none !important;
}

#add-product-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

@media (max-width: 576px) {
  .d-flex.gap-2.mb-3 {
    flex-direction: column !important;
    gap: var(--spacing-md) !important;
  }
  
  #search-input {
    max-width: 100%;
  }
  
  #add-product-btn {
    width: 100%;
    justify-content: center;
  }
}

/* ===== CARD COMPONENTS ===== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card-header {
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-color);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: var(--spacing-lg);
  color: var(--text-primary);
}

.card-body {
  padding: var(--spacing-xl);
  color: var(--text-primary);
}

/* ===== BUTTON STYLES ===== */
.btn {
  border-radius: var(--radius-lg);
  font-weight: var(--font-weight-medium);
  padding: var(--spacing-md) var(--spacing-lg);
  transition: all var(--transition-fast);
  border-width: 2px;
  background-color: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-color);
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--btn-icon-size);
  height: var(--btn-icon-size);
  padding: 0;
  border-radius: 999px;
  border-width: 1px;
  border-style: solid;
  border-color: transparent;
  background-color: transparent;
  box-shadow: var(--btn-icon-shadow);
  line-height: 1;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast);
}

.btn-icon i {
  font-size: 1.1rem;
  pointer-events: none;
}

.btn-icon:hover {
  transform: translateY(-1px) scale(1.02);
  box-shadow: var(--btn-icon-shadow-hover);
}

.btn-icon:focus {
  outline: none;
}

.btn-icon:focus-visible {
  transform: translateY(-1px) scale(1.02);
  box-shadow: var(--btn-icon-shadow-hover), var(--focus-ring);
}

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

.btn-soft-primary,
.btn-soft-warning,
.btn-soft-danger {
  border-width: 1px;
  border-style: solid;
  color: var(--text-primary);
}

.btn-soft-primary {
  background-color: var(--soft-primary-bg);
  border-color: rgba(37, 99, 235, 0.35);
  color: var(--primary-color);
}

.btn-soft-primary:hover,
.btn-soft-primary:focus,
.btn-soft-primary:focus-visible {
  background-color: var(--soft-primary-hover);
  color: var(--primary-hover);
  box-shadow: var(--btn-icon-shadow-hover);
}

.btn-soft-warning {
  background-color: var(--soft-warning-bg);
  border-color: rgba(217, 119, 6, 0.35);
  color: var(--warning-color);
}

.btn-soft-warning:hover,
.btn-soft-warning:focus,
.btn-soft-warning:focus-visible {
  background-color: var(--soft-warning-hover);
  color: var(--warning-hover);
  box-shadow: var(--btn-icon-shadow-hover);
}

.btn-soft-danger {
  background-color: var(--soft-danger-bg);
  border-color: rgba(220, 38, 38, 0.35);
  color: var(--danger-color);
}

.btn-soft-danger:hover,
.btn-soft-danger:focus,
.btn-soft-danger:focus-visible {
  background-color: var(--soft-danger-hover);
  color: var(--danger-hover);
  box-shadow: var(--btn-icon-shadow-hover);
}

.btn-soft-primary:focus-visible,
.btn-soft-warning:focus-visible,
.btn-soft-danger:focus-visible {
  outline: none;
  box-shadow: var(--btn-icon-shadow-hover), var(--focus-ring);
}

[data-theme="dark"] .btn-soft-primary,
[data-theme="dark"] .btn-soft-primary:hover,
[data-theme="dark"] .btn-soft-primary:focus,
[data-theme="dark"] .btn-soft-primary:focus-visible {
  color: var(--text-primary);
  border-color: rgba(37, 99, 235, 0.55);
}

[data-theme="dark"] .btn-soft-warning,
[data-theme="dark"] .btn-soft-warning:hover,
[data-theme="dark"] .btn-soft-warning:focus,
[data-theme="dark"] .btn-soft-warning:focus-visible {
  color: var(--text-primary);
  border-color: rgba(217, 119, 6, 0.55);
}

[data-theme="dark"] .btn-soft-danger,
[data-theme="dark"] .btn-soft-danger:hover,
[data-theme="dark"] .btn-soft-danger:focus,
[data-theme="dark"] .btn-soft-danger:focus-visible {
  color: var(--text-primary);
  border-color: rgba(220, 38, 38, 0.55);
}

.btn:hover {
  transform: translateY(-1px);
  color: var(--text-primary);
}

.btn-primary {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: white;
}

.btn-primary:hover,
.btn-primary:focus {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-success {
  background: var(--success-color);
  border-color: var(--success-color);
  color: white;
}

.btn-success:hover,
.btn-success:focus {
  background: var(--success-hover);
  border-color: var(--success-hover);
  color: white;
}

.btn-warning {
  background: var(--warning-color);
  border-color: var(--warning-color);
  color: white;
}

.btn-warning:hover,
.btn-warning:focus {
  background: var(--warning-hover);
  border-color: var(--warning-hover);
  color: white;
}

.btn-danger {
  background: var(--danger-color);
  border-color: var(--danger-color);
  color: white;
}

.btn-danger:hover,
.btn-danger:focus {
  background: var(--danger-hover);
  border-color: var(--danger-hover);
  color: white;
}

.btn-outline-primary {
  color: var(--primary-color);
  border-color: var(--primary-color);
  background: transparent;
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: white;
}

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

.btn-outline-secondary:hover,
.btn-outline-secondary:focus {
  background: var(--bg-tertiary);
  border-color: var(--border-dark);
  color: var(--text-primary);
}

.btn-outline-danger {
  color: var(--danger-color);
  border-color: var(--danger-color);
  background: transparent;
}

.btn-outline-danger:hover,
.btn-outline-danger:focus {
  background: var(--danger-color);
  border-color: var(--danger-color);
  color: white;
}

.btn-sm {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.875rem;
}

.btn-lg {
  padding: var(--spacing-lg) var(--spacing-xl);
  font-size: 1.125rem;
}

/* ===== FORM ELEMENTS ===== */
.form-control {
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  transition: all var(--transition-fast);
  background: var(--bg-primary);
  color: var(--text-primary);
}

.form-control[readonly],
.form-control:disabled {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  opacity: 1;
}

.form-control[readonly]:focus,
.form-control:disabled:focus {
  box-shadow: none;
}

[data-theme="dark"] .form-control[readonly],
[data-theme="dark"] .form-control:disabled {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: var(--border-color);
}

[data-theme="dark"] .form-control[readonly]:focus,
[data-theme="dark"] .form-control:disabled:focus {
  box-shadow: none;
}

.form-control::placeholder,
input::placeholder,
textarea::placeholder {
  color: var(--text-muted);
  opacity: 1;
}

/* ===== SETTINGS PAGE ===== */
#settings-user-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  color: var(--text-primary);
}

#settings-user-info .settings-info-row {
  --bs-gutter-x: 0;
  margin-left: 0;
  margin-right: 0;
  margin-top: 0 !important;
  margin-bottom: 0 !important;
  align-items: center;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--border-light);
}

[data-theme="dark"] #settings-user-info .settings-info-row {
  border-bottom-color: var(--border-color);
}

#settings-user-info .settings-info-row:last-child {
  border-bottom: none;
}

#settings-user-info .settings-info-label {
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
}

#settings-user-info .settings-info-value {
  color: var(--text-primary);
  font-weight: var(--font-weight-medium);
  word-break: break-word;
}

@media (max-width: 575px) {
  #settings-user-info .settings-info-row {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
  }

  #settings-user-info .settings-info-label,
  #settings-user-info .settings-info-value {
    width: 100%;
  }
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: var(--focus-ring);
  background: var(--bg-primary);
}

.form-select {
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  background: var(--bg-primary);
  color: var(--text-primary);
}

.input-group {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.input-group-text {
  background: var(--bg-tertiary);
  border: 2px solid var(--border-color);
  color: var(--text-secondary);
}

/* ===== STICKY TABLE STYLES ===== */
.table {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  overflow: visible;
  box-shadow: var(--shadow-sm);
  margin-bottom: 0;
}

/* Sticky Table Headers - Final Version */
.table thead th {
  position: sticky;
  top: 0;
  background: var(--bg-tertiary) !important;
  border-bottom: 2px solid var(--border-color);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  padding: var(--spacing-lg);
  z-index: 1000 !important; /* Very high z-index */
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  backdrop-filter: blur(10px); /* Blur effect for better visibility */
}

/* Mobile: Sticky headers under topbar */
@media (max-width: 991px) {
  .table thead th {
    top: var(--topbar-height);
    z-index: 999 !important;
  }
}

/* Dark theme sticky headers */
[data-theme="dark"] .table thead th {
  background: var(--bg-tertiary) !important;
  color: var(--text-primary);
  border-bottom-color: var(--border-color);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.table td {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-light);
  vertical-align: middle;
}

.table tbody tr:hover {
  background: var(--bg-tertiary);
}

.table tbody tr:hover td {
  background: var(--bg-tertiary);
}

.action-buttons {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.action-buttons .btn {
  flex: 0 0 auto;
}

.product-actions {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-top: var(--spacing-sm);
}

.product-actions .btn {
  flex: 0 0 auto;
}

.table tbody tr {
  position: relative;
  overflow: hidden;
}

.table tbody tr .swipe-indicator {
  position: absolute;
  top: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  background: var(--bg-card);
  color: var(--text-muted);
  opacity: 0;
  transform: translateY(-50%) scale(0.9);
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast), color var(--transition-fast);
  box-shadow: var(--shadow-sm);
  z-index: 1;
  font-size: 1.25rem;
}

.table tbody tr .swipe-indicator-left {
  left: var(--spacing-lg);
  color: var(--warning-color);
}

.table tbody tr .swipe-indicator-right {
  right: var(--spacing-lg);
  color: var(--danger-color);
}

.table tbody tr.show-left-indicator .swipe-indicator-left,
.table tbody tr.show-right-indicator .swipe-indicator-right {
  opacity: 1;
  transform: translateY(-50%) scale(1);
}

.table tbody tr .product-row {
  touch-action: pan-y;
  cursor: grab;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.table tbody tr .product-row.swiping,
.table tbody tr.swiping .product-row {
  transition: none;
  cursor: grabbing;
}

.table tbody tr.swiping {
  user-select: none;
}

.table tbody tr.swipe-left .product-row,
.table tbody tr.swipe-right .product-row {
  box-shadow: inset 0 0 0 1px var(--border-light);
}

.table tbody tr .product-actions .btn {
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), opacity var(--transition-fast);
}

.table tbody tr.swipe-left .abbuchen-product-btn {
  transform: translateX(-4px) scale(1.05);
  box-shadow: var(--btn-icon-shadow-hover);
}

.table tbody tr.swipe-right .delete-product-btn {
  transform: translateX(4px) scale(1.05);
  box-shadow: var(--btn-icon-shadow-hover);
}

.table-responsive {
  width: 100%;
  max-width: 100%;
  margin: 0;
  border-radius: var(--radius-xl);
  overflow: visible; /* Important for sticky headers */
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
}

/* ===== MOBILE RESPONSIVE TABLES ===== */
@media (max-width: 768px) {
  .table-responsive {
    overflow-x: hidden;
    border: none;
  }
  
  .table {
    width: 100%;
    max-width: 100%;
    border: none;
    box-shadow: none;
    background: transparent;
  }
  
  .table thead {
    display: none;
  }
  
  .table tbody {
    display: block;
    width: 100%;
  }
  
  .table tbody tr {
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    box-shadow: none;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    gap: var(--spacing-sm);
    position: relative;
    transition: background-color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  }
  
  .table tbody td {
    border: none;
    padding: var(--spacing-sm) 0;
    width: 100%;
    max-width: 100%;
    word-wrap: break-word;
    overflow-wrap: break-word;
  }

  .product-title {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    word-wrap: break-word;
    overflow-wrap: break-word;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: var(--spacing-xs);
    border-bottom: 1px solid var(--border-light);
  }

  .product-title::after {
    content: "";
    width: 0.5rem;
    height: 0.5rem;
    border-right: 2px solid var(--text-muted);
    border-bottom: 2px solid var(--text-muted);
    transform: rotate(-45deg);
    margin-left: var(--spacing-sm);
    transition: transform var(--transition-fast), border-color var(--transition-fast);
  }

  .table tbody tr:hover .product-title::after {
    border-color: var(--primary-color);
    transform: rotate(-45deg) translateY(1px) translateX(1px);
  }
  
  .product-quantity-mobile {
    font-size: 0.9375rem;
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: var(--spacing-xs);
    border-bottom: 1px dashed var(--border-light);
  }
  
  .product-category,
  .product-location {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    word-wrap: break-word;
    overflow-wrap: break-word;
  }
  
  .product-actions {
    justify-content: space-between;
    margin-top: var(--spacing-sm);
    width: 100%;
    gap: var(--spacing-sm);
    row-gap: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-light);
  }

  .product-actions .btn {
    flex: 1 1 calc(50% - var(--spacing-lg));
    min-width: 160px;
  }

  .content-wrapper .container-fluid {
    padding: var(--spacing-lg);
  }
  
  .topbar {
    padding: 0 var(--spacing-md);
  }
  
  .page-title {
    font-size: 1.25rem;
  }
}

/* ===== PRODUCT IMAGE STYLES ===== */
.product-image {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 2px solid var(--border-light);
  transition: all var(--transition-fast);
}

.product-image:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-md);
}

.product-image.placeholder {
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 1.5rem;
}

/* ===== ALERT COMPONENTS ===== */
.alert {
  border-radius: var(--radius-lg);
  border: none;
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.alert-success {
  background: var(--success-surface);
  color: var(--success-color);
  border-left: 4px solid var(--success-color);
}

.alert-warning {
  background: var(--warning-surface);
  color: var(--warning-color);
  border-left: 4px solid var(--warning-color);
}

.alert-danger {
  background: var(--danger-surface);
  color: var(--danger-color);
  border-left: 4px solid var(--danger-color);
}

.alert-info {
  background: var(--info-surface);
  color: var(--info-color);
  border-left: 4px solid var(--info-color);
}

/* ===== BADGE STYLES ===== */
.badge {
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-medium);
  font-size: 0.75rem;
}

/* ===== MODAL COMPONENTS ===== */
.modern-modal {
  border-radius: var(--radius-2xl);
  border: none;
  box-shadow: var(--shadow-xl);
  background: var(--bg-card);
}

.modern-modal .modal-header {
  border-bottom: 1px solid var(--border-color);
  padding: var(--spacing-xl);
  background: var(--bg-tertiary);
  border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
}

.modern-modal .modal-body {
  padding: var(--spacing-xl);
}

.scanner-viewport {
  width: 100%;
  height: 300px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-xl);
  background: var(--bg-tertiary);
  overflow: hidden;
}

.scanner-status {
  border-radius: var(--radius-lg);
}

.manual-input-section {
  background: var(--bg-tertiary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
}

/* ===== SCROLL TO TOP BUTTON ===== */
.scroll-top-btn {
  position: fixed;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--primary-color);
  color: white;
  border: none;
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  font-size: 1.25rem;
}

.scroll-top-btn.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top-btn:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

/* ===== LOADING OVERLAY ===== */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(5px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
}

.loading-content {
  text-align: center;
  color: white;
}

.loading-content .spinner-border {
  width: 3rem;
  height: 3rem;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
  from { transform: translateX(-100%); }
  to { transform: translateX(0); }
}

/* ===== SCROLLBAR STYLING ===== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-dark);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* ===== PRINT STYLES ===== */
@media print {
  .sidebar,
  .topbar,
  .scroll-top-btn {
    display: none !important;
  }
  
  .main-content {
    margin-left: 0 !important;
  }
  
  .content-wrapper {
    padding: 0 !important;
  }
}