:root {
  /* Primitive Color Tokens */
  --color-white: rgba(255, 255, 255, 1);
  --color-black: rgba(0, 0, 0, 1);
  --color-cream-50: rgba(252, 252, 249, 1);
  --color-cream-100: rgba(255, 255, 253, 1);
  --color-gray-200: rgba(245, 245, 245, 1);
  --color-gray-300: rgba(167, 169, 169, 1);
  --color-gray-400: rgba(119, 124, 124, 1);
  --color-slate-500: rgba(98, 108, 113, 1);
  --color-brown-600: rgba(94, 82, 64, 1);
  --color-charcoal-700: rgba(31, 33, 33, 1);
  --color-charcoal-800: rgba(38, 40, 40, 1);
  --color-slate-900: rgba(19, 52, 59, 1);
  --color-teal-300: rgba(50, 184, 198, 1);
  --color-teal-400: rgba(45, 166, 178, 1);
  --color-teal-500: rgba(33, 128, 141, 1);
  --color-teal-600: rgba(29, 116, 128, 1);
  --color-teal-700: rgba(26, 104, 115, 1);
  --color-teal-800: rgba(41, 150, 161, 1);
  --color-red-400: rgba(255, 84, 89, 1);
  --color-red-500: rgba(192, 21, 47, 1);
  --color-orange-400: rgba(230, 129, 97, 1);
  --color-orange-500: rgba(168, 75, 47, 1);

  /* RGB versions for opacity control */
  --color-brown-600-rgb: 94, 82, 64;
  --color-teal-500-rgb: 33, 128, 141;
  --color-slate-900-rgb: 19, 52, 59;
  --color-slate-500-rgb: 98, 108, 113;
  --color-red-500-rgb: 192, 21, 47;
  --color-red-400-rgb: 255, 84, 89;
  --color-orange-500-rgb: 168, 75, 47;
  --color-orange-400-rgb: 230, 129, 97;

  /* Background color tokens (Light Mode) */
  --color-bg-1: rgba(59, 130, 246, 0.08); /* Light blue */
  --color-bg-2: rgba(245, 158, 11, 0.08); /* Light yellow */
  --color-bg-3: rgba(34, 197, 94, 0.08); /* Light green */
  --color-bg-4: rgba(239, 68, 68, 0.08); /* Light red */
  --color-bg-5: rgba(147, 51, 234, 0.08); /* Light purple */
  --color-bg-6: rgba(249, 115, 22, 0.08); /* Light orange */
  --color-bg-7: rgba(236, 72, 153, 0.08); /* Light pink */
  --color-bg-8: rgba(6, 182, 212, 0.08); /* Light cyan */

  /* Semantic Color Tokens (Light Mode) */
  --color-background: var(--color-cream-50);
  --color-surface: var(--color-cream-100);
  --color-text: var(--color-slate-900);
  --color-text-secondary: var(--color-slate-500);
  --color-primary: var(--color-teal-500);
  --color-primary-hover: var(--color-teal-600);
  --color-primary-active: var(--color-teal-700);
  --color-secondary: rgba(var(--color-brown-600-rgb), 0.12);
  --color-secondary-hover: rgba(var(--color-brown-600-rgb), 0.2);
  --color-secondary-active: rgba(var(--color-brown-600-rgb), 0.25);
  --color-border: rgba(var(--color-brown-600-rgb), 0.2);
  --color-btn-primary-text: var(--color-cream-50);
  --color-card-border: rgba(var(--color-brown-600-rgb), 0.12);
  --color-card-border-inner: rgba(var(--color-brown-600-rgb), 0.12);
  --color-error: var(--color-red-500);
  --color-success: var(--color-teal-500);
  --color-warning: var(--color-orange-500);
  --color-info: var(--color-slate-500);
  --color-focus-ring: rgba(var(--color-teal-500-rgb), 0.4);
  --color-select-caret: rgba(var(--color-slate-900-rgb), 0.8);

  /* Common style patterns */
  --focus-ring: 0 0 0 3px var(--color-focus-ring);
  --focus-outline: 2px solid var(--color-primary);
  --status-bg-opacity: 0.15;
  --status-border-opacity: 0.25;
  --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

  /* RGB versions for opacity control */
  --color-success-rgb: 33, 128, 141;
  --color-error-rgb: 192, 21, 47;
  --color-warning-rgb: 168, 75, 47;
  --color-info-rgb: 98, 108, 113;

  /* Typography */
  --font-family-base: "FKGroteskNeue", "Geist", "Inter", -apple-system,
    BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-family-mono: "Berkeley Mono", ui-monospace, SFMono-Regular, Menlo,
    Monaco, Consolas, monospace;
  --font-size-xs: 11px;
  --font-size-sm: 12px;
  --font-size-base: 14px;
  --font-size-md: 14px;
  --font-size-lg: 16px;
  --font-size-xl: 18px;
  --font-size-2xl: 20px;
  --font-size-3xl: 24px;
  --font-size-4xl: 30px;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 550;
  --font-weight-bold: 600;
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --letter-spacing-tight: -0.01em;

  /* Spacing */
  --space-0: 0;
  --space-1: 1px;
  --space-2: 2px;
  --space-4: 4px;
  --space-6: 6px;
  --space-8: 8px;
  --space-10: 10px;
  --space-12: 12px;
  --space-16: 16px;
  --space-20: 20px;
  --space-24: 24px;
  --space-32: 32px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-base: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.04),
    0 2px 4px -1px rgba(0, 0, 0, 0.02);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04),
    0 4px 6px -2px rgba(0, 0, 0, 0.02);
  --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.15),
    inset 0 -1px 0 rgba(0, 0, 0, 0.03);

  /* Animation */
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --ease-standard: cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
}

/* Dark mode colors */
@media (prefers-color-scheme: dark) {
  :root {
    /* RGB versions for opacity control (Dark Mode) */
    --color-gray-400-rgb: 119, 124, 124;
    --color-teal-300-rgb: 50, 184, 198;
    --color-gray-300-rgb: 167, 169, 169;
    --color-gray-200-rgb: 245, 245, 245;

    /* Background color tokens (Dark Mode) */
    --color-bg-1: rgba(29, 78, 216, 0.15); /* Dark blue */
    --color-bg-2: rgba(180, 83, 9, 0.15); /* Dark yellow */
    --color-bg-3: rgba(21, 128, 61, 0.15); /* Dark green */
    --color-bg-4: rgba(185, 28, 28, 0.15); /* Dark red */
    --color-bg-5: rgba(107, 33, 168, 0.15); /* Dark purple */
    --color-bg-6: rgba(194, 65, 12, 0.15); /* Dark orange */
    --color-bg-7: rgba(190, 24, 93, 0.15); /* Dark pink */
    --color-bg-8: rgba(8, 145, 178, 0.15); /* Dark cyan */
    
    /* Semantic Color Tokens (Dark Mode) */
    --color-background: var(--color-charcoal-700);
    --color-surface: var(--color-charcoal-800);
    --color-text: var(--color-gray-200);
    --color-text-secondary: rgba(var(--color-gray-300-rgb), 0.7);
    --color-primary: var(--color-teal-300);
    --color-primary-hover: var(--color-teal-400);
    --color-primary-active: var(--color-teal-800);
    --color-secondary: rgba(var(--color-gray-400-rgb), 0.15);
    --color-secondary-hover: rgba(var(--color-gray-400-rgb), 0.25);
    --color-secondary-active: rgba(var(--color-gray-400-rgb), 0.3);
    --color-border: rgba(var(--color-gray-400-rgb), 0.3);
    --color-error: var(--color-red-400);
    --color-success: var(--color-teal-300);
    --color-warning: var(--color-orange-400);
    --color-info: var(--color-gray-300);
    --color-focus-ring: rgba(var(--color-teal-300-rgb), 0.4);
    --color-btn-primary-text: var(--color-slate-900);
    --color-card-border: rgba(var(--color-gray-400-rgb), 0.2);
    --color-card-border-inner: rgba(var(--color-gray-400-rgb), 0.15);
    --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.1),
      inset 0 -1px 0 rgba(0, 0, 0, 0.15);
    --button-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
    --color-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
    --color-select-caret: rgba(var(--color-gray-200-rgb), 0.8);

    /* Common style patterns - updated for dark mode */
    --focus-ring: 0 0 0 3px var(--color-focus-ring);
    --focus-outline: 2px solid var(--color-primary);
    --status-bg-opacity: 0.15;
    --status-border-opacity: 0.25;
    --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

    /* RGB versions for dark mode */
    --color-success-rgb: var(--color-teal-300-rgb);
    --color-error-rgb: var(--color-red-400-rgb);
    --color-warning-rgb: var(--color-orange-400-rgb);
    --color-info-rgb: var(--color-gray-300-rgb);
  }
}

/* Data attribute for manual theme switching */
[data-color-scheme="dark"] {
  /* RGB versions for opacity control (dark mode) */
  --color-gray-400-rgb: 119, 124, 124;
  --color-teal-300-rgb: 50, 184, 198;
  --color-gray-300-rgb: 167, 169, 169;
  --color-gray-200-rgb: 245, 245, 245;

  /* Colorful background palette - Dark Mode */
  --color-bg-1: rgba(29, 78, 216, 0.15); /* Dark blue */
  --color-bg-2: rgba(180, 83, 9, 0.15); /* Dark yellow */
  --color-bg-3: rgba(21, 128, 61, 0.15); /* Dark green */
  --color-bg-4: rgba(185, 28, 28, 0.15); /* Dark red */
  --color-bg-5: rgba(107, 33, 168, 0.15); /* Dark purple */
  --color-bg-6: rgba(194, 65, 12, 0.15); /* Dark orange */
  --color-bg-7: rgba(190, 24, 93, 0.15); /* Dark pink */
  --color-bg-8: rgba(8, 145, 178, 0.15); /* Dark cyan */
  
  /* Semantic Color Tokens (Dark Mode) */
  --color-background: var(--color-charcoal-700);
  --color-surface: var(--color-charcoal-800);
  --color-text: var(--color-gray-200);
  --color-text-secondary: rgba(var(--color-gray-300-rgb), 0.7);
  --color-primary: var(--color-teal-300);
  --color-primary-hover: var(--color-teal-400);
  --color-primary-active: var(--color-teal-800);
  --color-secondary: rgba(var(--color-gray-400-rgb), 0.15);
  --color-secondary-hover: rgba(var(--color-gray-400-rgb), 0.25);
  --color-secondary-active: rgba(var(--color-gray-400-rgb), 0.3);
  --color-border: rgba(var(--color-gray-400-rgb), 0.3);
  --color-error: var(--color-red-400);
  --color-success: var(--color-teal-300);
  --color-warning: var(--color-orange-400);
  --color-info: var(--color-gray-300);
  --color-focus-ring: rgba(var(--color-teal-300-rgb), 0.4);
  --color-btn-primary-text: var(--color-slate-900);
  --color-card-border: rgba(var(--color-gray-400-rgb), 0.15);
  --color-card-border-inner: rgba(var(--color-gray-400-rgb), 0.15);
  --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 -1px 0 rgba(0, 0, 0, 0.15);
  --color-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
  --color-select-caret: rgba(var(--color-gray-200-rgb), 0.8);

  /* Common style patterns - updated for dark mode */
  --focus-ring: 0 0 0 3px var(--color-focus-ring);
  --focus-outline: 2px solid var(--color-primary);
  --status-bg-opacity: 0.15;
  --status-border-opacity: 0.25;
  --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

  /* RGB versions for dark mode */
  --color-success-rgb: var(--color-teal-300-rgb);
  --color-error-rgb: var(--color-red-400-rgb);
  --color-warning-rgb: var(--color-orange-400-rgb);
  --color-info-rgb: var(--color-gray-300-rgb);
}

[data-color-scheme="light"] {
  /* RGB versions for opacity control (light mode) */
  --color-brown-600-rgb: 94, 82, 64;
  --color-teal-500-rgb: 33, 128, 141;
  --color-slate-900-rgb: 19, 52, 59;
  
  /* Semantic Color Tokens (Light Mode) */
  --color-background: var(--color-cream-50);
  --color-surface: var(--color-cream-100);
  --color-text: var(--color-slate-900);
  --color-text-secondary: var(--color-slate-500);
  --color-primary: var(--color-teal-500);
  --color-primary-hover: var(--color-teal-600);
  --color-primary-active: var(--color-teal-700);
  --color-secondary: rgba(var(--color-brown-600-rgb), 0.12);
  --color-secondary-hover: rgba(var(--color-brown-600-rgb), 0.2);
  --color-secondary-active: rgba(var(--color-brown-600-rgb), 0.25);
  --color-border: rgba(var(--color-brown-600-rgb), 0.2);
  --color-btn-primary-text: var(--color-cream-50);
  --color-card-border: rgba(var(--color-brown-600-rgb), 0.12);
  --color-card-border-inner: rgba(var(--color-brown-600-rgb), 0.12);
  --color-error: var(--color-red-500);
  --color-success: var(--color-teal-500);
  --color-warning: var(--color-orange-500);
  --color-info: var(--color-slate-500);
  --color-focus-ring: rgba(var(--color-teal-500-rgb), 0.4);

  /* RGB versions for light mode */
  --color-success-rgb: var(--color-teal-500-rgb);
  --color-error-rgb: var(--color-red-500-rgb);
  --color-warning-rgb: var(--color-orange-500-rgb);
  --color-info-rgb: var(--color-slate-500-rgb);
}

/* Base styles */
html {
  font-size: var(--font-size-base);
  font-family: var(--font-family-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  color: var(--color-text);
  letter-spacing: var(--letter-spacing-tight);
}

h1 {
  font-size: var(--font-size-4xl);
}
h2 {
  font-size: var(--font-size-3xl);
}
h3 {
  font-size: var(--font-size-2xl);
}
h4 {
  font-size: var(--font-size-xl);
}
h5 {
  font-size: var(--font-size-lg);
}
h6 {
  font-size: var(--font-size-md);
}

p {
  margin: 0 0 var(--space-16) 0;
}

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

a:hover {
  color: var(--color-primary-hover);
}

code,
pre {
  font-family: var(--font-family-mono);
  font-size: calc(var(--font-size-base) * 0.95);
  background-color: var(--color-secondary);
  border-radius: var(--radius-sm);
}

code {
  padding: var(--space-1) var(--space-4);
}

pre {
  padding: var(--space-16);
  margin: var(--space-16) 0;
  overflow: auto;
  border: 1px solid var(--color-border);
}

pre code {
  background: none;
  padding: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--space-16);
  border-radius: var(--radius-base);
  font-size: var(--font-size-base);
  font-weight: 500;
  line-height: 1.5;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-standard);
  border: none;
  text-decoration: none;
  position: relative;
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

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

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

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

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

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

.btn--secondary:active {
  background: var(--color-secondary-active);
}

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

.btn--outline:hover {
  background: var(--color-secondary);
}

.btn--sm {
  padding: var(--space-4) var(--space-12);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
}

.btn--lg {
  padding: var(--space-10) var(--space-20);
  font-size: var(--font-size-lg);
  border-radius: var(--radius-md);
}

.btn--full-width {
  width: 100%;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Form elements */
.form-control {
  display: block;
  width: 100%;
  padding: var(--space-8) var(--space-12);
  font-size: var(--font-size-md);
  line-height: 1.5;
  color: var(--color-text);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  transition: border-color var(--duration-fast) var(--ease-standard),
    box-shadow var(--duration-fast) var(--ease-standard);
}

textarea.form-control {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
}

select.form-control {
  padding: var(--space-8) var(--space-12);
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: var(--select-caret-light);
  background-repeat: no-repeat;
  background-position: right var(--space-12) center;
  background-size: 16px;
  padding-right: var(--space-32);
}

/* Add a dark mode specific caret */
@media (prefers-color-scheme: dark) {
  select.form-control {
    background-image: var(--select-caret-dark);
  }
}

/* Also handle data-color-scheme */
[data-color-scheme="dark"] select.form-control {
  background-image: var(--select-caret-dark);
}

[data-color-scheme="light"] select.form-control {
  background-image: var(--select-caret-light);
}

.form-control:focus {
  border-color: var(--color-primary);
  outline: var(--focus-outline);
}

.form-label {
  display: block;
  margin-bottom: var(--space-8);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
}

.form-group {
  margin-bottom: var(--space-16);
}

/* Card component */
.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-card-border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--duration-normal) var(--ease-standard);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card__body {
  padding: var(--space-16);
}

.card__header,
.card__footer {
  padding: var(--space-16);
  border-bottom: 1px solid var(--color-card-border-inner);
}

/* Status indicators - simplified with CSS variables */
.status {
  display: inline-flex;
  align-items: center;
  padding: var(--space-6) var(--space-12);
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
}

.status--success {
  background-color: rgba(
    var(--color-success-rgb, 33, 128, 141),
    var(--status-bg-opacity)
  );
  color: var(--color-success);
  border: 1px solid
    rgba(var(--color-success-rgb, 33, 128, 141), var(--status-border-opacity));
}

.status--error {
  background-color: rgba(
    var(--color-error-rgb, 192, 21, 47),
    var(--status-bg-opacity)
  );
  color: var(--color-error);
  border: 1px solid
    rgba(var(--color-error-rgb, 192, 21, 47), var(--status-border-opacity));
}

.status--warning {
  background-color: rgba(
    var(--color-warning-rgb, 168, 75, 47),
    var(--status-bg-opacity)
  );
  color: var(--color-warning);
  border: 1px solid
    rgba(var(--color-warning-rgb, 168, 75, 47), var(--status-border-opacity));
}

.status--info {
  background-color: rgba(
    var(--color-info-rgb, 98, 108, 113),
    var(--status-bg-opacity)
  );
  color: var(--color-info);
  border: 1px solid
    rgba(var(--color-info-rgb, 98, 108, 113), var(--status-border-opacity));
}

/* Container layout */
.container {
  width: 100%;
  margin-right: auto;
  margin-left: auto;
  padding-right: var(--space-16);
  padding-left: var(--space-16);
}

@media (min-width: 640px) {
  .container {
    max-width: var(--container-sm);
  }
}
@media (min-width: 768px) {
  .container {
    max-width: var(--container-md);
  }
}
@media (min-width: 1024px) {
  .container {
    max-width: var(--container-lg);
  }
}
@media (min-width: 1280px) {
  .container {
    max-width: var(--container-xl);
  }
}

/* Utility classes */
.flex {
  display: flex;
}
.flex-col {
  flex-direction: column;
}
.items-center {
  align-items: center;
}
.justify-center {
  justify-content: center;
}
.justify-between {
  justify-content: space-between;
}
.gap-4 {
  gap: var(--space-4);
}
.gap-8 {
  gap: var(--space-8);
}
.gap-16 {
  gap: var(--space-16);
}

.m-0 {
  margin: 0;
}
.mt-8 {
  margin-top: var(--space-8);
}
.mb-8 {
  margin-bottom: var(--space-8);
}
.mx-8 {
  margin-left: var(--space-8);
  margin-right: var(--space-8);
}
.my-8 {
  margin-top: var(--space-8);
  margin-bottom: var(--space-8);
}

.p-0 {
  padding: 0;
}
.py-8 {
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}
.px-8 {
  padding-left: var(--space-8);
  padding-right: var(--space-8);
}
.py-16 {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}
.px-16 {
  padding-left: var(--space-16);
  padding-right: var(--space-16);
}

.block {
  display: block;
}
.hidden {
  display: none;
}

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

:focus-visible {
  outline: var(--focus-outline);
  outline-offset: 2px;
}

/* Dark mode specifics */
[data-color-scheme="dark"] .btn--outline {
  border: 1px solid var(--color-border-secondary);
}

:root {
  /* Primitive Color Tokens */
  --color-white: rgba(255, 255, 255, 1);
  --color-black: rgba(0, 0, 0, 1);
  --color-cream-50: rgba(252, 252, 249, 1);
  --color-cream-100: rgba(255, 255, 253, 1);
  --color-gray-200: rgba(245, 245, 245, 1);
  --color-gray-300: rgba(167, 169, 169, 1);
  --color-gray-400: rgba(119, 124, 124, 1);
  --color-slate-500: rgba(98, 108, 113, 1);
  --color-brown-600: rgba(94, 82, 64, 1);
  --color-charcoal-700: rgba(31, 33, 33, 1);
  --color-charcoal-800: rgba(38, 40, 40, 1);
  --color-slate-900: rgba(19, 52, 59, 1);
  --color-teal-300: rgba(50, 184, 198, 1);
  --color-teal-400: rgba(45, 166, 178, 1);
  --color-teal-500: rgba(33, 128, 141, 1);
  --color-teal-600: rgba(29, 116, 128, 1);
  --color-teal-700: rgba(26, 104, 115, 1);
  --color-teal-800: rgba(41, 150, 161, 1);
  --color-red-400: rgba(255, 84, 89, 1);
  --color-red-500: rgba(192, 21, 47, 1);
  --color-orange-400: rgba(230, 129, 97, 1);
  --color-orange-500: rgba(168, 75, 47, 1);

  /* RGB versions for opacity control */
  --color-brown-600-rgb: 94, 82, 64;
  --color-teal-500-rgb: 33, 128, 141;
  --color-slate-900-rgb: 19, 52, 59;
  --color-slate-500-rgb: 98, 108, 113;
  --color-red-500-rgb: 192, 21, 47;
  --color-red-400-rgb: 255, 84, 89;
  --color-orange-500-rgb: 168, 75, 47;
  --color-orange-400-rgb: 230, 129, 97;

  /* Background color tokens (Light Mode) */
  --color-bg-1: rgba(59, 130, 246, 0.08);
  --color-bg-2: rgba(245, 158, 11, 0.08);
  --color-bg-3: rgba(34, 197, 94, 0.08);
  --color-bg-4: rgba(239, 68, 68, 0.08);
  --color-bg-5: rgba(147, 51, 234, 0.08);
  --color-bg-6: rgba(249, 115, 22, 0.08);
  --color-bg-7: rgba(236, 72, 153, 0.08);
  --color-bg-8: rgba(6, 182, 212, 0.08);

  /* Typography */
  --font-family-base: "FKGroteskNeue", "Geist", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-family-mono: "Berkeley Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --font-size-xs: 11px;
  --font-size-sm: 12px;
  --font-size-base: 14px;
  --font-size-md: 14px;
  --font-size-lg: 16px;
  --font-size-xl: 18px;
  --font-size-2xl: 20px;
  --font-size-3xl: 24px;
  --font-size-4xl: 30px;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 550;
  --font-weight-bold: 600;
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --letter-spacing-tight: -0.01em;

  /* Spacing */
  --space-0: 0;
  --space-1: 1px;
  --space-2: 2px;
  --space-4: 4px;
  --space-6: 6px;
  --space-8: 8px;
  --space-10: 10px;
  --space-12: 12px;
  --space-16: 16px;
  --space-20: 20px;
  --space-24: 24px;
  --space-32: 32px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-base: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.04), 0 2px 4px -1px rgba(0, 0, 0, 0.02);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
  --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.15), inset 0 -1px 0 rgba(0, 0, 0, 0.03);

  /* Animation */
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --ease-standard: cubic-bezier(0.16, 1, 0.3, 1);

  /* Semantic Color Tokens (Light Mode) */
  --color-background: var(--color-cream-50);
  --color-surface: var(--color-cream-100);
  --color-text: var(--color-slate-900);
  --color-text-secondary: var(--color-slate-500);
  --color-primary: var(--color-teal-500);
  --color-primary-hover: var(--color-teal-600);
  --color-primary-active: var(--color-teal-700);
  --color-secondary: rgba(var(--color-brown-600-rgb), 0.12);
  --color-secondary-hover: rgba(var(--color-brown-600-rgb), 0.2);
  --color-secondary-active: rgba(var(--color-brown-600-rgb), 0.25);
  --color-border: rgba(var(--color-brown-600-rgb), 0.2);
  --color-btn-primary-text: var(--color-cream-50);
  --color-card-border: rgba(var(--color-brown-600-rgb), 0.12);
  --color-card-border-inner: rgba(var(--color-brown-600-rgb), 0.12);
  --color-error: var(--color-red-500);
  --color-success: var(--color-teal-500);
  --color-warning: var(--color-orange-500);
  --color-info: var(--color-slate-500);
  --color-focus-ring: rgba(var(--color-teal-500-rgb), 0.4);
  --color-select-caret: rgba(var(--color-slate-900-rgb), 0.8);

  /* Status colors RGB for opacity control */
  --color-success-rgb: 33, 128, 141;
  --color-error-rgb: 192, 21, 47;
  --color-warning-rgb: 168, 75, 47;
  --color-info-rgb: 98, 108, 113;

  /* Common style patterns */
  --focus-ring: 0 0 0 3px var(--color-focus-ring);
  --focus-outline: 2px solid var(--color-primary);
  --status-bg-opacity: 0.15;
  --status-border-opacity: 0.25;
  --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

  /* Updated legacy mappings to use design system tokens */
  --primary: var(--color-primary);
  --primary-light: var(--color-primary-hover);
  --primary-dark: var(--color-primary-active);
  --bg: var(--color-background);
  --bg-card: var(--color-surface);
  --text: var(--color-text);
  --text-muted: var(--color-text-secondary);
  --border: var(--color-border);
  --sidebar-bg: linear-gradient(180deg, rgba(var(--color-brown-600-rgb), 0.08) 0%, var(--color-background) 100%);
  --sidebar-active: rgba(var(--color-teal-500-rgb), 0.13);
  --shadow: var(--shadow-md);
  --radius: var(--radius-lg);
}

/* Dark mode colors */
@media (prefers-color-scheme: dark) {
  :root {
    /* RGB versions for opacity control (Dark Mode) */
    --color-gray-400-rgb: 119, 124, 124;
    --color-teal-300-rgb: 50, 184, 198;
    --color-gray-300-rgb: 167, 169, 169;
    --color-gray-200-rgb: 245, 245, 245;

    /* Background color tokens (Dark Mode) */
    --color-bg-1: rgba(29, 78, 216, 0.15);
    --color-bg-2: rgba(180, 83, 9, 0.15);
    --color-bg-3: rgba(21, 128, 61, 0.15);
    --color-bg-4: rgba(185, 28, 28, 0.15);
    --color-bg-5: rgba(107, 33, 168, 0.15);
    --color-bg-6: rgba(194, 65, 12, 0.15);
    --color-bg-7: rgba(190, 24, 93, 0.15);
    --color-bg-8: rgba(8, 145, 178, 0.15);
    
    /* Semantic Color Tokens (Dark Mode) */
    --color-background: var(--color-charcoal-700);
    --color-surface: var(--color-charcoal-800);
    --color-text: var(--color-gray-200);
    --color-text-secondary: rgba(var(--color-gray-300-rgb), 0.7);
    --color-primary: var(--color-teal-300);
    --color-primary-hover: var(--color-teal-400);
    --color-primary-active: var(--color-teal-800);
    --color-secondary: rgba(var(--color-gray-400-rgb), 0.15);
    --color-secondary-hover: rgba(var(--color-gray-400-rgb), 0.25);
    --color-secondary-active: rgba(var(--color-gray-400-rgb), 0.3);
    --color-border: rgba(var(--color-gray-400-rgb), 0.3);
    --color-error: var(--color-red-400);
    --color-success: var(--color-teal-300);
    --color-warning: var(--color-orange-400);
    --color-info: var(--color-gray-300);
    --color-focus-ring: rgba(var(--color-teal-300-rgb), 0.4);
    --color-btn-primary-text: var(--color-slate-900);
    --color-card-border: rgba(var(--color-gray-400-rgb), 0.2);
    --color-card-border-inner: rgba(var(--color-gray-400-rgb), 0.15);
    --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.1),
      inset 0 -1px 0 rgba(0, 0, 0, 0.15);
    --color-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
    --color-select-caret: rgba(var(--color-gray-200-rgb), 0.8);

    /* RGB versions for dark mode */
    --color-success-rgb: var(--color-teal-300-rgb);
    --color-error-rgb: var(--color-red-400-rgb);
    --color-warning-rgb: var(--color-orange-400-rgb);
    --color-info-rgb: var(--color-gray-300-rgb);

    /* Updated legacy mappings for dark mode */
    --primary: var(--color-primary);
    --primary-light: var(--color-primary-hover);
    --primary-dark: var(--color-primary-active);
    --bg: var(--color-background);
    --bg-card: var(--color-surface);
    --text: var(--color-text);
    --text-muted: var(--color-text-secondary);
    --border: var(--color-border);
    --sidebar-bg: linear-gradient(180deg, rgba(var(--color-gray-400-rgb), 0.1) 0%, var(--color-background) 100%);
    --sidebar-active: rgba(var(--color-teal-300-rgb), 0.13);
  }
}

[data-color-scheme="dark"] {
  /* RGB versions for opacity control (dark mode) */
  --color-gray-400-rgb: 119, 124, 124;
  --color-teal-300-rgb: 50, 184, 198;
  --color-gray-300-rgb: 167, 169, 169;
  --color-gray-200-rgb: 245, 245, 245;

  /* Background color tokens (Dark Mode) */
  --color-bg-1: rgba(29, 78, 216, 0.15);
  --color-bg-2: rgba(180, 83, 9, 0.15);
  --color-bg-3: rgba(21, 128, 61, 0.15);
  --color-bg-4: rgba(185, 28, 28, 0.15);
  --color-bg-5: rgba(107, 33, 168, 0.15);
  --color-bg-6: rgba(194, 65, 12, 0.15);
  --color-bg-7: rgba(190, 24, 93, 0.15);
  --color-bg-8: rgba(8, 145, 178, 0.15);
  
  /* Semantic Color Tokens (Dark Mode) */
  --color-background: var(--color-charcoal-700);
  --color-surface: var(--color-charcoal-800);
  --color-text: var(--color-gray-200);
  --color-text-secondary: rgba(var(--color-gray-300-rgb), 0.7);
  --color-primary: var(--color-teal-300);
  --color-primary-hover: var(--color-teal-400);
  --color-primary-active: var(--color-teal-800);
  --color-secondary: rgba(var(--color-gray-400-rgb), 0.15);
  --color-secondary-hover: rgba(var(--color-gray-400-rgb), 0.25);
  --color-secondary-active: rgba(var(--color-gray-400-rgb), 0.3);
  --color-border: rgba(var(--color-gray-400-rgb), 0.3);
  --color-error: var(--color-red-400);
  --color-success: var(--color-teal-300);
  --color-warning: var(--color-orange-400);
  --color-info: var(--color-gray-300);
  --color-focus-ring: rgba(var(--color-teal-300-rgb), 0.4);
  --color-btn-primary-text: var(--color-slate-900);
  --color-card-border: rgba(var(--color-gray-400-rgb), 0.15);
  --color-card-border-inner: rgba(var(--color-gray-400-rgb), 0.15);
  --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 -1px 0 rgba(0, 0, 0, 0.15);
  --color-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
  --color-select-caret: rgba(var(--color-gray-200-rgb), 0.8);

  /* RGB versions for dark mode */
  --color-success-rgb: var(--color-teal-300-rgb);
  --color-error-rgb: var(--color-red-400-rgb);
  --color-warning-rgb: var(--color-orange-400-rgb);
  --color-info-rgb: var(--color-gray-300-rgb);

  /* Updated legacy mappings for dark mode */
  --primary: var(--color-primary);
  --primary-light: var(--color-primary-hover);
  --primary-dark: var(--color-primary-active);
  --bg: var(--color-background);
  --bg-card: var(--color-surface);
  --text: var(--color-text);
  --text-muted: var(--color-text-secondary);
  --border: var(--color-border);
  --sidebar-bg: linear-gradient(180deg, rgba(var(--color-gray-400-rgb), 0.1) 0%, var(--color-background) 100%);
  --sidebar-active: rgba(var(--color-teal-300-rgb), 0.13);
}

[data-color-scheme="light"] {
  /* RGB versions for opacity control (light mode) */
  --color-brown-600-rgb: 94, 82, 64;
  --color-teal-500-rgb: 33, 128, 141;
  --color-slate-900-rgb: 19, 52, 59;
  
  /* Semantic Color Tokens (Light Mode) */
  --color-background: var(--color-cream-50);
  --color-surface: var(--color-cream-100);
  --color-text: var(--color-slate-900);
  --color-text-secondary: var(--color-slate-500);
  --color-primary: var(--color-teal-500);
  --color-primary-hover: var(--color-teal-600);
  --color-primary-active: var(--color-teal-700);
  --color-secondary: rgba(var(--color-brown-600-rgb), 0.12);
  --color-secondary-hover: rgba(var(--color-brown-600-rgb), 0.2);
  --color-secondary-active: rgba(var(--color-brown-600-rgb), 0.25);
  --color-border: rgba(var(--color-brown-600-rgb), 0.2);
  --color-btn-primary-text: var(--color-cream-50);
  --color-card-border: rgba(var(--color-brown-600-rgb), 0.12);
  --color-card-border-inner: rgba(var(--color-brown-600-rgb), 0.12);
  --color-error: var(--color-red-500);
  --color-success: var(--color-teal-500);
  --color-warning: var(--color-orange-500);
  --color-info: var(--color-slate-500);
  --color-focus-ring: rgba(var(--color-teal-500-rgb), 0.4);

  /* RGB versions for light mode */
  --color-success-rgb: var(--color-teal-500-rgb);
  --color-error-rgb: var(--color-red-500-rgb);
  --color-warning-rgb: var(--color-orange-500-rgb);
  --color-info-rgb: var(--color-slate-500-rgb);

  /* Updated legacy mappings for light mode */
  --primary: var(--color-primary);
  --primary-light: var(--color-primary-hover);
  --primary-dark: var(--color-primary-active);
  --bg: var(--color-background);
  --bg-card: var(--color-surface);
  --text: var(--color-text);
  --text-muted: var(--color-text-secondary);
  --border: var(--color-border);
  --sidebar-bg: linear-gradient(180deg, rgba(var(--color-brown-600-rgb), 0.08) 0%, var(--color-background) 100%);
  --sidebar-active: rgba(var(--color-teal-500-rgb), 0.13);
}

/* Browser Reset & Full Height Setup */
html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    width: 100%;
    min-height: 100vh;
    box-sizing: border-box;
}

/* Grundlayout mit Flexbox */
body {
    font-family: var(--font-family-base);
    font-size: var(--font-size-lg);
    background: var(--bg);
    color: var(--text);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* Layout Container */
.layout-container {
    display: flex;
    flex-direction: row;
    width: 100%;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    position: relative;
    width: 280px;
    min-width: 220px;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border);
    box-shadow: var(--shadow);
    padding: var(--space-8) 0;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    z-index: 10;
    flex-shrink: 0;
}

/* Main Content Wrapper */
.main-wrapper {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
    min-height: 0;
    background: var(--bg);
}

/* Navbar/Header */
.navbar {
    background: var(--primary);
    box-shadow: var(--shadow);
    border-bottom: 1px solid var(--border);
    padding: var(--space-10) var(--space-24);
    position: relative;
    z-index: 9;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Main Content Area */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    width: 100%;
    padding: var(--space-24);
    padding-top: 80px;
    box-sizing: border-box;
    overflow-y: auto;
}

/* ===========================
   FOOTER - 3-Spalten Layout (angepasst)
=========================== */
footer {
  font-size: 0.9rem;
  background: #23272b;
  color: #b0b3b8 !important;
  border-top: 1px solid var(--border);
  padding: 0.8rem 0;
  box-shadow: 0 -2px 8px rgba(30, 64, 175, 0.04);
  flex-shrink: 0;
  margin-top: auto;
  width: 100%;
}

/* Footer Container - CSS Grid Layout */
footer .footer-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  grid-template-areas: "left center right";
  align-items: center;
  gap: 1rem;
}

/* Footer Bereiche */
.footer-left {
  grid-area: left;
  text-align: left;
}

.footer-center {
  grid-area: center;
  text-align: center;
  white-space: nowrap;
}

.footer-right {
  grid-area: right;
  text-align: right;
}

/* Footer Text Styling */
footer h6 {
  color: #fff !important;
  font-size: 0.95rem;
  font-weight: 600;
  margin: 0 0 0.25rem 0;
}

footer small {
  color: #b0b3b8 !important;
  font-size: 0.8rem;
}

footer p, footer span, footer div {
  color: #b0b3b8 !important;
  margin: 0;
}

/* Footer Links */
footer a {
  color: #b0b3b8 !important;
  text-decoration: none !important;
  transition: color 0.2s;
  font-size: 0.85rem;
}

footer a:hover, footer a:focus {
  color: #fff !important;
  text-decoration: underline !important;
}

/* Links in der Mitte */
.footer-center a {
  margin: 0 0.75rem;
  padding: 0.25rem 0;
  font-size: 0.85rem;
}

/* Bootstrap Icon im Footer */
footer .bi {
  color: #fff !important;
}

/* Responsive Footer */
@media (max-width: 768px) {
  footer .footer-container {
      grid-template-columns: 1fr;
      grid-template-areas: 
          "left"
          "center"
          "right";
      text-align: center;
      gap: 0.75rem;
      padding: 0 0.5rem;
  }
  
  .footer-left,
  .footer-right {
      text-align: center;
  }
  
  .footer-center {
      white-space: normal;
  }
  
  .footer-center a {
      margin: 0 0.5rem;
      font-size: 0.8rem;
      display: inline-block;
      margin-bottom: 0.25rem;
  }
  
  footer h6 {
      font-size: 0.9rem;
  }
  
  footer small {
      font-size: 0.75rem;
  }
}

/* Ultra kleine Bildschirme */
@media (max-width: 480px) {
  .footer-center a {
      display: block;
      margin: 0.25rem 0;
      padding: 0.25rem;
  }
}

/* Navbar Styling */
.navbar-brand {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: white !important;
    text-decoration: none;
}

.navbar-nav {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    align-items: center;
}

.navbar-nav .nav-item {
    margin-left: var(--space-16);
}

.navbar-nav .nav-link {
    padding: var(--space-6) var(--space-12);
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.9) !important;
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all var(--duration-fast) var(--ease-standard);
}

.navbar-nav .nav-link:hover {
    color: white !important;
    background-color: rgba(255, 255, 255, 0.1);
}

/* Sidebar Styling */
.sidebar .nav-link {
    color: var(--text-muted);
    padding: var(--space-8) var(--space-16);
    border-radius: var(--radius-sm);
    margin: var(--space-1) 0;
    text-decoration: none;
    transition: all var(--duration-fast) var(--ease-standard);
    display: block;
    font-size: var(--font-size-sm);
}

.sidebar .nav-link:hover {
    color: var(--text);
    background-color: var(--color-secondary);
    text-decoration: none;
}

.sidebar .nav-link.active {
    color: var(--color-btn-primary-text);
    background-color: var(--primary);
}

.sidebar .nav-link.active:hover {
    color: var(--color-btn-primary-text);
    background-color: var(--primary-dark);
}

.sidebar-heading {
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-8);
    margin-top: var(--space-16);
    font-weight: var(--font-weight-semibold);
    padding: 0 var(--space-16);
    color: var(--text-muted);
}

/* Icon Styling */
.sidebar .nav-link i {
    width: 16px;
    text-align: center;
    margin-right: var(--space-8);
}

/* Bootstrap Grid Fixes */
.main-content .row {
    margin-left: 0;
    margin-right: 0;
    width: 100%;
}

.main-content .col-md-4.col-lg-3 {
    display: none;
}

.main-content .col-md-8.col-lg-9 {
    flex: 0 0 100%;
    max-width: 100%;
    padding: var(--space-24);
    width: 100%;
}

/* Content Padding */
.main-content .col-md-8.col-lg-9 > *:first-child {
    margin-top: 0;
}

.main-content .col-md-8.col-lg-9 > *:last-child {
    margin-bottom: 0;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    margin: 0;
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    color: var(--color-text);
    letter-spacing: var(--letter-spacing-tight);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-md); }

p {
    margin: 0 0 var(--space-16) 0;
}

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

a:hover {
    color: var(--color-primary-hover);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-8) var(--space-16);
    border-radius: var(--radius-base);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-normal);
    cursor: pointer;
    transition: all var(--duration-normal) var(--ease-standard);
    border: none;
    text-decoration: none;
    position: relative;
}

.btn:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

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

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

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

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

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

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

.btn-sm {
    padding: var(--space-4) var(--space-12);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-sm);
}

/* Form Styling */
.form-control {
    display: block;
    width: 100%;
    padding: var(--space-8) var(--space-12);
    font-size: var(--font-size-md);
    line-height: var(--line-height-normal);
    color: var(--color-text);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-base);
    transition: border-color var(--duration-fast) var(--ease-standard),
                box-shadow var(--duration-fast) var(--ease-standard);
}

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

.form-group {
    margin-bottom: var(--space-16);
}

.form-label {
    display: block;
    margin-bottom: var(--space-8);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    font-size: var(--font-size-sm);
}

/* Card component */
.card {
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-card-border);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--space-24);
    overflow: hidden;
    transition: box-shadow var(--duration-normal) var(--ease-standard);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-body {
    padding: var(--space-16);
}

.card-header {
    padding: var(--space-16);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-card-border-inner);
    font-weight: var(--font-weight-medium);
}

/* Alert Styling */
.alert {
    padding: var(--space-12) var(--space-20);
    margin-bottom: var(--space-16);
    border: 1px solid transparent;
    border-radius: var(--radius-base);
}

.alert-success {
    color: var(--color-success);
    background-color: rgba(var(--color-success-rgb), var(--status-bg-opacity));
    border-color: rgba(var(--color-success-rgb), var(--status-border-opacity));
}

.alert-danger {
    color: var(--color-error);
    background-color: rgba(var(--color-error-rgb), var(--status-bg-opacity));
    border-color: rgba(var(--color-error-rgb), var(--status-border-opacity));
}

.alert-info {
    color: var(--color-info);
    background-color: rgba(var(--color-info-rgb), var(--status-bg-opacity));
    border-color: rgba(var(--color-info-rgb), var(--status-border-opacity));
}

/* Badge Styling */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-full);
}

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

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

.badge-danger {
    color: var(--color-btn-primary-text);
    background-color: var(--color-error);
}

/* Table Styling */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--space-24);
    font-size: var(--font-size-base);
}

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

table th {
    background: var(--color-surface);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
}

table tbody tr:hover {
    background-color: var(--color-secondary);
}

/* Footer Styling */
footer h6 {
    color: var(--color-gray-200) !important;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

footer small {
    color: var(--color-gray-300) !important;
}

footer p, footer span, footer div {
    color: var(--color-gray-300) !important;
}

footer.text-light {
    color: var(--color-gray-300) !important;
}

footer.text-light * {
    color: var(--color-gray-300) !important;
}

footer a {
    color: var(--color-gray-300) !important;
    text-decoration: none !important;
    transition: color var(--duration-fast);
    font-size: var(--font-size-sm);
}

footer a:hover, footer a:focus {
    color: var(--color-gray-200) !important;
    text-decoration: underline !important;
}

footer a.text-muted {
    color: var(--color-gray-300) !important;
}

footer a.text-white {
    color: var(--color-gray-200) !important;
}

@media (max-width: 1200px) {
    .sidebar {
        width: 180px;
        min-width: 180px;
    }
}

/* Responsive Sidebar */
@media (max-width: 768px) {
    .layout-container {
        flex-direction: column;
    }
    
    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        height: 100vh;
        width: 80vw;
        max-width: 300px;
        transform: translateX(-100%);
        z-index: 1000;
    }
    
    .sidebar.sidebar-open {
        transform: translateX(0);
    }
    
    .main-wrapper {
        width: 100%;
    }
    
    .main-content {
        padding-top: 60px;
    }
    
    .main-content .col-md-8.col-lg-9 {
        padding: var(--space-16);
    }
    
    #sidebarToggle {
        display: block !important;
    }
}

/* Mobile Portrait - 480px breakpoint */
@media (max-width: 480px) {
    body {
        font-size: var(--font-size-base);
    }
    
    .sidebar {
        width: 90vw;
    }
    
    .navbar {
        padding: var(--space-8) var(--space-16);
    }
    
    .navbar-brand {
        font-size: var(--font-size-base);
    }
    
    .navbar-nav .nav-item {
        margin-left: var(--space-8);
    }
    
    .navbar-nav .nav-link {
        padding: var(--space-4) var(--space-8);
        font-size: var(--font-size-xs);
    }
    
    .main-content {
        padding: var(--space-16);
        padding-top: 50px;
    }
    
    .main-content .col-md-8.col-lg-9 {
        padding: var(--space-12);
    }
    
    .card-body {
        padding: var(--space-12);
    }
    
    .card-header {
        padding: var(--space-12);
    }
    
    h1 { font-size: var(--font-size-2xl); }
    h2 { font-size: var(--font-size-xl); }
    h3 { font-size: var(--font-size-lg); }
    h4 { font-size: var(--font-size-base); }
    
    .btn {
        padding: var(--space-6) var(--space-12);
        font-size: var(--font-size-sm);
    }
    
    .btn-sm {
        padding: var(--space-4) var(--space-8);
        font-size: var(--font-size-xs);
    }
    
    table th,
    table td {
        padding: var(--space-8);
        font-size: var(--font-size-sm);
    }
}

/* Sidebar Toggle Button */
#sidebarToggle {
    position: fixed;
    top: var(--space-8);
    left: var(--space-8);
    z-index: 9999;
    display: none;
    background: var(--color-primary);
    color: var(--color-btn-primary-text);
    border: none;
    padding: var(--space-8);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

@media (max-width: 768px) {
    #sidebarToggle {
        display: block !important;
    }
}

/* Programming/Quiz Styling */

/* Kompaktere Details-Blöcke für Programming-Seiten */
details {
    margin-bottom: var(--space-16);
    background: var(--color-surface);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-xs);
    padding: var(--space-2) 0 var(--space-2) 0;
}

details[open] {
    box-shadow: var(--shadow-sm);
}

details summary {
    font-size: var(--font-size-xl);
    color: var(--color-text);
    font-weight: var(--font-weight-semibold);
    margin: var(--space-10) 0 var(--space-8) 0;
    cursor: pointer;
    outline: none;
    padding: var(--space-8) var(--space-16);
    border-radius: var(--radius-sm);
    background: none;
    transition: background var(--duration-fast);
}

details summary:hover, details[open] summary {
    background: var(--color-secondary);
}

details > *:not(summary) {
    margin-left: var(--space-16);
    margin-right: var(--space-16);
}

/* Quiz Question Styling */
.question-container {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: var(--space-24);
    box-shadow: var(--shadow);
    margin-bottom: var(--space-24);
}

.question-text {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    color: var(--text);
    margin-bottom: var(--space-24);
    line-height: var(--line-height-normal);
}

/* Form check styling for both radio and checkbox */
.form-check {
    position: relative;
    padding-left: var(--space-32);
    margin-bottom: var(--space-16);
    cursor: pointer;
    transition: all var(--duration-fast) ease;
}

.form-check:hover {
    background-color: var(--color-secondary);
    border-radius: var(--radius-base);
    padding: var(--space-12) var(--space-12) var(--space-12) var(--space-32);
    margin-left: calc(-1 * var(--space-12));
    margin-right: calc(-1 * var(--space-12));
}

/* Custom radio button styling */
.form-check-input[type="radio"] {
    position: absolute;
    left: 0;
    top: var(--space-4);
    width: var(--space-20);
    height: var(--space-20);
    margin: 0;
    border: 2px solid var(--border);
    border-radius: var(--radius-full);
    background-color: var(--bg-card);
    cursor: pointer;
    transition: all var(--duration-fast) ease;
}

.form-check-input[type="radio"]:checked {
    background-color: var(--primary);
    border-color: var(--primary);
    background-image: radial-gradient(circle, white 30%, transparent 30%);
}

.form-check-input[type="radio"]:focus {
    border-color: var(--primary-light);
    box-shadow: var(--focus-ring);
    outline: none;
}

/* Custom checkbox styling */
.form-check-input[type="checkbox"] {
    position: absolute;
    left: 0;
    top: var(--space-4);
    width: var(--space-20);
    height: var(--space-20);
    margin: 0;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    background-color: var(--bg-card);
    cursor: pointer;
    transition: all var(--duration-fast) ease;
}

.form-check-input[type="checkbox"]:checked {
    background-color: var(--primary);
    border-color: var(--primary);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3e%3cpath fill='none' stroke='%23fff' stroke-linecap='round' stroke-linejoin='round' stroke-width='3' d='m6 10 3 3 6-6'/%3e%3c/svg%3e");
    background-size: 12px;
    background-position: center;
    background-repeat: no-repeat;
}

.form-check-input[type="checkbox"]:focus {
    border-color: var(--primary-light);
    box-shadow: var(--focus-ring);
    outline: none;
}

/* Label styling */
.form-check-label {
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--text);
    cursor: pointer;
    display: block;
    padding-left: var(--space-8);
}

/* ===========================
   NEUES DASHBOARD DESIGN
=========================== */

/* Dashboard Header mit Avatar */
.dashboard-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
    border-radius: var(--radius-lg);
    padding: var(--space-24);
    color: white;
    margin-bottom: var(--space-24);
    box-shadow: var(--shadow-lg);
}

.dashboard-header .user-avatar {
    flex-shrink: 0;
}

.avatar-img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid rgba(255, 255, 255, 0.3);
    box-shadow: var(--shadow-md);
}

.avatar-placeholder {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 4px solid rgba(255, 255, 255, 0.3);
    box-shadow: var(--shadow-md);
}

.avatar-placeholder i {
    font-size: 2.5rem;
    color: rgba(255, 255, 255, 0.8);
}

.dashboard-header .welcome-text h1 {
    color: white;
    margin-bottom: var(--space-8);
}

.dashboard-header .welcome-text p {
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--font-size-lg);
}

/* Schnellzugriff Card - Premium Design */
.quick-access-card {
    border: 2px solid var(--color-primary);
    background: linear-gradient(135deg, var(--color-surface) 0%, rgba(var(--color-primary-rgb), 0.02) 100%);
    transition: all var(--duration-normal) var(--ease-standard);
    overflow: hidden;
    position: relative;
}

.quick-access-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-success) 50%, var(--color-warning) 100%);
}

.quick-access-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-hover);
}

.quick-access-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
    color: white;
    border-bottom: none;
}

.quick-access-header h5 {
    color: white;
    font-weight: var(--font-weight-bold);
}

.quick-access-header .text-muted {
    color: rgba(255, 255, 255, 0.8) !important;
}

.quick-action-btn {
    display: block;
    padding: 0;
    border: none;
    border-radius: var(--radius-lg);
    transition: all var(--duration-normal) var(--ease-standard);
    position: relative;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
}

.quick-action-btn::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;
}

.quick-action-btn:hover::before {
    left: 100%;
}

.quick-action-btn:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: var(--shadow-lg);
    text-decoration: none;
    color: inherit;
}

.quick-btn-content {
    display: flex;
    align-items: center;
    padding: var(--space-20);
    gap: var(--space-16);
}

.quick-btn-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
    transition: all var(--duration-normal) var(--ease-standard);
}

.quick-btn-text {
    flex: 1;
    text-align: left;
}

.quick-btn-title {
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-lg);
    display: block;
    margin-bottom: var(--space-4);
    color: var(--color-text);
}

.quick-btn-desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    display: block;
    line-height: 1.4;
}

.quick-btn-arrow {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: all var(--duration-normal) var(--ease-standard);
    opacity: 0.6;
}

.quick-action-btn:hover .quick-btn-arrow {
    opacity: 1;
    transform: translateX(4px);
}

/* Schnellzugriff Button Varianten */
.quick-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
    color: white;
}

.quick-primary .quick-btn-icon {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.quick-primary .quick-btn-title {
    color: white;
}

.quick-primary .quick-btn-desc {
    color: rgba(255, 255, 255, 0.8);
}

.quick-primary .quick-btn-arrow {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.quick-success {
    background: linear-gradient(135deg, var(--color-success) 0%, var(--color-teal-400) 100%);
    color: white;
}

.quick-success .quick-btn-icon {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.quick-success .quick-btn-title {
    color: white;
}

.quick-success .quick-btn-desc {
    color: rgba(255, 255, 255, 0.8);
}

.quick-success .quick-btn-arrow {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.quick-info {
    background: linear-gradient(135deg, var(--color-info) 0%, var(--color-slate-500) 100%);
    color: white;
}

.quick-info .quick-btn-icon {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.quick-info .quick-btn-title {
    color: white;
}

.quick-info .quick-btn-desc {
    color: rgba(255, 255, 255, 0.8);
}

.quick-info .quick-btn-arrow {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

/* Fortschritt Card - Buntes Design */
.progress-card {
    background: linear-gradient(135deg, var(--color-surface) 0%, rgba(var(--color-success-rgb), 0.05) 100%);
    border: 2px solid var(--color-success);
    overflow: hidden;
    position: relative;
}

.progress-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-success) 0%, var(--color-primary) 25%, var(--color-warning) 50%, var(--color-info) 75%, var(--color-error) 100%);
}

.progress-header {
    background: linear-gradient(135deg, var(--color-success) 0%, var(--color-teal-400) 100%);
    color: white;
    border-bottom: none;
}

.progress-header h5 {
    color: white;
    font-weight: var(--font-weight-bold);
}

.progress-header .text-muted {
    color: rgba(255, 255, 255, 0.8) !important;
}

/* Gesamtpunktzahl Card - Goldgelb Gradient */
.total-points-card {
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 50%, #FF8C00 100%);
    color: white;
    border: none;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.total-points-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%, rgba(255, 255, 255, 0.1) 100%);
    animation: shimmer 3s infinite;
}

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

.total-points-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-8);
}

.total-points-number {
    font-size: 3rem;
    font-weight: var(--font-weight-bold);
    line-height: 1;
}

.total-points-label {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    opacity: 0.9;
}

/* Statistik Cards - Buntes Design */
.stat-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--space-20);
    display: flex;
    align-items: center;
    gap: var(--space-16);
    transition: all var(--duration-normal) var(--ease-standard);
    border: 3px solid transparent;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.stat-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
    height: 100%;
}

.stat-card-link:hover {
    text-decoration: none;
    color: inherit;
}

.stat-card-link:hover .stat-card {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.stat-card-link .stat-card {
    cursor: pointer;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    transition: all var(--duration-normal) var(--ease-standard);
}

.stat-card:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.stat-card.stat-primary {
    border-color: var(--color-primary);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
    color: white;
}

.stat-card.stat-primary::before {
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
}

.stat-card.stat-primary .stat-number,
.stat-card.stat-primary .stat-label {
    color: white;
}

.stat-card.stat-success {
    border-color: var(--color-success);
    background: linear-gradient(135deg, var(--color-success) 0%, var(--color-teal-400) 100%);
    color: white;
}

.stat-card.stat-success::before {
    background: linear-gradient(90deg, var(--color-success) 0%, var(--color-teal-400) 100%);
}

.stat-card.stat-success .stat-number,
.stat-card.stat-success .stat-label {
    color: white;
}

.stat-card.stat-info {
    border-color: var(--color-info);
    background: linear-gradient(135deg, var(--color-info) 0%, var(--color-slate-500) 100%);
    color: white;
}

.stat-card.stat-info::before {
    background: linear-gradient(90deg, var(--color-info) 0%, var(--color-slate-500) 100%);
}

.stat-card.stat-info .stat-number,
.stat-card.stat-info .stat-label {
    color: white;
}

.stat-card.stat-warning {
    border-color: var(--color-warning);
    background: linear-gradient(135deg, var(--color-warning) 0%, var(--color-orange-400) 100%);
    color: white;
}

.stat-card.stat-warning::before {
    background: linear-gradient(90deg, var(--color-warning) 0%, var(--color-orange-400) 100%);
}

.stat-card.stat-warning .stat-number,
.stat-card.stat-warning .stat-label {
    color: white;
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    flex-shrink: 0;
    transition: all var(--duration-normal) var(--ease-standard);
}

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

.stat-primary .stat-icon {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.stat-success .stat-icon {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.stat-info .stat-icon {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.stat-warning .stat-icon {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.stat-content {
    flex: 1;
}

.stat-number {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    margin-bottom: var(--space-4);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
}

/* Aktivitäten */
.activity-item {
    transition: all var(--duration-normal) var(--ease-standard);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-8);
}

.activity-item:hover {
    background: var(--color-secondary);
    transform: translateX(4px);
}

/* Responsive Design für Dashboard */
@media (max-width: 768px) {
    .dashboard-header {
        padding: var(--space-16);
        text-align: center;
    }
    
    .dashboard-header .d-flex {
        flex-direction: column;
        gap: var(--space-16);
    }
    
    .avatar-img,
    .avatar-placeholder {
        width: 60px;
        height: 60px;
    }
    
    .avatar-placeholder i {
        font-size: 2rem;
    }
    
    .total-points-number {
        font-size: 2.5rem;
    }
    
    .stat-card {
        padding: var(--space-16);
    }
    
    .stat-icon {
        width: 48px;
        height: 48px;
        font-size: 1.5rem;
    }
    
    .stat-number {
        font-size: var(--font-size-xl);
    }
    
    .stat-card-link .stat-card {
        cursor: pointer;
    }
    
    .quick-btn-content {
        padding: var(--space-16);
        gap: var(--space-12);
    }
    
    .quick-btn-icon {
        width: 48px;
        height: 48px;
        font-size: 1.25rem;
    }
    
    .quick-btn-title {
        font-size: var(--font-size-base);
    }
    
    .quick-btn-desc {
        font-size: var(--font-size-xs);
    }
}

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

.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mt-1 { margin-top: var(--space-4); }
.mb-1 { margin-bottom: var(--space-4); }
.mt-2 { margin-top: var(--space-8); }
.mb-2 { margin-bottom: var(--space-8); }
.mt-3 { margin-top: var(--space-16); }
.mb-3 { margin-bottom: var(--space-16); }
.mt-4 { margin-top: var(--space-24); }
.mb-4 { margin-bottom: var(--space-24); }

.d-flex { display: flex; }
.d-block { display: block; }
.d-inline { display: inline; }
.d-none { display: none; }

.justify-content-center { justify-content: center; }
.justify-content-between { justify-content: space-between; }
.align-items-center { align-items: center; }

/* Avatar Styles */
.avatar-container {
    position: relative;
    display: inline-block;
}

.avatar-img {
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-border);
    transition: all var(--duration-normal) var(--ease-standard);
    display: block;
    width: 100%;
    height: 100%;
}

.avatar-img:hover {
    transform: scale(1.05);
    border-color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(var(--color-primary-rgb), 0.3);
}

/* Avatar Sizes */
.avatar-container.avatar-xs,
.avatar-xs {
    width: 24px;
    height: 24px;
}

.avatar-container.avatar-sm,
.avatar-sm {
    width: 32px;
    height: 32px;
}

.avatar-container.avatar-md,
.avatar-md {
    width: 48px;
    height: 48px;
}

.avatar-container.avatar-lg,
.avatar-lg {
    width: 64px;
    height: 64px;
}

.avatar-container.avatar-xl,
.avatar-xl {
    width: 80px;
    height: 80px;
}

.avatar-container.avatar-xxl,
.avatar-xxl {
    width: 120px;
    height: 120px;
}

/* Avatar Placeholder */
.avatar-placeholder {
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-bold);
    border: 2px solid var(--color-border);
    transition: all var(--duration-normal) var(--ease-standard);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.avatar-placeholder:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(var(--color-primary-rgb), 0.3);
}

.avatar-container .avatar-placeholder.avatar-xs {
    font-size: 12px;
}

.avatar-container .avatar-placeholder.avatar-sm {
    font-size: 14px;
}

.avatar-container .avatar-placeholder.avatar-md {
    font-size: 18px;
}

.avatar-container .avatar-placeholder.avatar-lg {
    font-size: 24px;
}

.avatar-container .avatar-placeholder.avatar-xl {
    font-size: 28px;
}

.avatar-container .avatar-placeholder.avatar-xxl {
    font-size: 36px;
}

/* Avatar Selection Grid */
.avatar-selection {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(60px, 1fr));
    gap: var(--space-12);
    padding: var(--space-16);
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.avatar-option {
    position: relative;
    cursor: pointer;
    border-radius: 50%;
    overflow: hidden;
    transition: all var(--duration-normal) var(--ease-standard);
    border: 3px solid transparent;
}

.avatar-option:hover {
    transform: scale(1.1);
    border-color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(var(--color-primary-rgb), 0.3);
}

.avatar-option.selected {
    border-color: var(--color-success);
    box-shadow: 0 0 0 2px var(--color-success);
}

.avatar-option img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* User Avatar in Header */
.user-avatar {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.user-avatar .avatar-img,
.user-avatar .avatar-placeholder {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Responsive Avatar Sizes */
@media (max-width: 768px) {
    .avatar-lg {
        width: 56px;
        height: 56px;
    }
    
    .avatar-xl {
        width: 72px;
        height: 72px;
    }
    
    .avatar-xxl {
        width: 100px;
        height: 100px;
    }
    
    .avatar-selection {
        grid-template-columns: repeat(auto-fit, minmax(50px, 1fr));
        gap: var(--space-8);
    }
}