: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);
}

@font-face {
  font-family: 'FKGroteskNeue';
  src: url('https://r2cdn.perplexity.ai/fonts/FKGroteskNeue.woff2')
    format('woff2');
}


body {
  margin: 0;
  padding: 0;
  display: flex;
  min-height: 100vh;
  background-color: var(--color-background);
}

.login-page {
  display: block;
}

/* Sidebar Navigation */
.sidebar {
  width: 250px;
  background-color: var(--color-surface);
  border-right: 1px solid var(--color-border);
  padding: var(--space-20);
  position: fixed;
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  transition: transform var(--duration-normal) var(--ease-standard);
  z-index: 1000;
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-32);
  padding-bottom: var(--space-16);
  border-bottom: 1px solid var(--color-border);
}

.sidebar-header h2 {
  color: var(--color-primary);
  font-size: var(--font-size-xl);
  margin: 0;
}

.sidebar-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-text);
  font-size: var(--font-size-lg);
  cursor: pointer;
  padding: var(--space-8);
  border-radius: var(--radius-base);
}

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

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

.nav-menu li {
  margin-bottom: var(--space-8);
}

.nav-link {
  display: flex;
  align-items: center;
  padding: var(--space-12) var(--space-16);
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-base);
  transition: all var(--duration-normal) var(--ease-standard);
  font-weight: var(--font-weight-medium);
}

.nav-link:hover {
  background-color: var(--color-secondary);
  color: var(--color-text);
}

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

.nav-link i {
  margin-right: var(--space-12);
  width: 20px;
  text-align: center;
}

.sidebar-footer {
  margin-top: auto;
  padding-top: var(--space-16);
  border-top: 1px solid var(--color-border);
}

.theme-toggle-btn {
  background: var(--color-secondary);
  border: none;
  color: var(--color-text-secondary);
  width: 100%;
  padding: var(--space-10);
  border-radius: var(--radius-base);
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: var(--font-size-lg);
  transition: all var(--duration-fast) ease-in-out;
}

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

.theme-toggle-btn .fa-sun { display: none; }
.theme-toggle-btn .fa-moon { display: block; }

[data-color-scheme="dark"] .theme-toggle-btn .fa-sun { display: block; }
[data-color-scheme="dark"] .theme-toggle-btn .fa-moon { display: none; }


/* Main Content */
.main-content {
  flex: 1;
  margin-left: 250px;
  padding: var(--space-32);
  transition: margin-left var(--duration-normal) var(--ease-standard);
}

.section {
  display: none;
}

.section.active {
  display: block;
}

.section-header {
  margin-bottom: var(--space-32);
}

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

.section-header p {
  color: var(--color-text-secondary);
  margin: 0;
}

/* Dashboard Styles */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-24);
  margin-bottom: var(--space-32);
}

.dashboard-card {
  background: var(--color-bg-1);
  border: 1px solid var(--color-card-border);
}

.od-balance-card {
  background: var(--color-bg-2);
}

.od-balance-content {
  display: flex;
  align-items: center;
  gap: var(--space-20);
}

.od-circle {
  position: relative;
  width: 100px;
  height: 100px;
}

.od-progress {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: conic-gradient(var(--color-primary) 0deg, var(--color-secondary) 0deg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
}

.od-progress::before {
  content: '';
  position: absolute;
  width: 70px;
  height: 70px;
  background-color: var(--color-surface);
  border-radius: 50%;
  z-index: 1;
}

.od-hours {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  z-index: 2;
  margin: 0;          
  line-height: 1;
}

.od-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  z-index: 2;
  margin: 0;          
  padding-top: 0;     
  line-height: 1;      
}

.od-details h3 {
  margin: 0 0 var(--space-4) 0;
  color: var(--color-text);
}

.od-details p {
  margin: 0;
  color: var(--color-text-secondary);
}

.stat-content {
  display: flex;
  align-items: center;
  gap: var(--space-16);
}

.stat-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-lg);
  background-color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-btn-primary-text);
  font-size: var(--font-size-2xl);
}

.stat-details h3 {
  margin: 0 0 var(--space-4) 0;
  font-size: var(--font-size-3xl);
  color: var(--color-text);
}

.stat-details p {
  margin: 0;
  color: var(--color-text-secondary);
}

.recent-events {
  margin-top: var(--space-32);
}

.events-list {
  max-height: 300px;
  overflow-y: auto;
}

.event-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-12) 0;
  border-bottom: 1px solid var(--color-border);
}

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

.event-details h4 {
  margin: 0 0 var(--space-4) 0;
  color: var(--color-text);
}

.event-details p {
  margin: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.empty-state {
  text-align: center;
  padding: var(--space-32);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  margin-top: var(--space-24);
}

.empty-state i {
  font-size: 48px;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-16);
}

.empty-state h4 {
  margin-bottom: var(--space-8);
}

.empty-state p {
  color: var(--color-text-secondary);
  max-width: 400px;
  margin: 0 auto;
}

.event-od {
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.no-events {
  text-align: center;
  color: var(--color-text-secondary);
  padding: var(--space-32);
  margin: 0;
}

/* Timetable Styles */
.timetable-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-24);
  flex-wrap: wrap;
  gap: var(--space-16);
}

.class-type-selector {
  display: flex;
  gap: var(--space-8);
}

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

.timetable-container {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-24);
  overflow-x: auto;
  border: 1px solid var(--color-card-border);
}

.timetable-grid {
  display: grid;
  grid-template-columns: 100px repeat(6, 1fr);
  overflow-x: auto;
  gap: var(--space-2);
  min-width: 800px;
}

.time-header,
.day-header {
  padding: var(--space-12);
  background-color: var(--color-bg-3);
  text-align: center;
  padding: 10px;
  white-space: nowrap;
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-base);
  color: var(--color-text);
}

.time-slot {
  padding: var(--space-8);
  text-align: center;
  border-radius: var(--radius-base);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-standard);
  font-size: var(--font-size-sm);
  background-color: var(--color-secondary);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}

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

.time-slot.theory {
  background-color: var(--color-bg-1);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.time-slot.lab {
  background-color: var(--color-bg-3);
  color: var(--color-success);
  border-color: var(--color-success);
}

.time-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

/* Add Event Styles */
.add-event-container {
  max-width: 600px;
  margin: 0 auto;
}

.event-form {
  background-color: var(--color-surface);
  padding: var(--space-32);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-card-border);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
}

.conflict-preview {
  margin: var(--space-16) 0;
  padding: var(--space-16);
  border-radius: var(--radius-base);
  display: none;
}

.conflict-preview.show {
  display: block;
}

.conflict-preview.warning {
  background-color: rgba(var(--color-warning-rgb), 0.1);
  border: 1px solid rgba(var(--color-warning-rgb), 0.3);
  color: var(--color-warning);
}

.conflict-preview.error {
  background-color: rgba(var(--color-error-rgb), 0.1);
  border: 1px solid rgba(var(--color-error-rgb), 0.3);
  color: var(--color-error);
}

.conflict-list {
  margin: var(--space-8) 0 0 0;
  padding-left: var(--space-20);
}

.conflict-summary {
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-8);
}

/* History Styles */
.history-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-24);
  gap: var(--space-16);
  flex-wrap: wrap;
}

.search-container {
  position: relative;
  flex: 1;
  max-width: 400px;
}

.search-icon {
  position: absolute;
  right: var(--space-12);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-secondary);
}

.history-table-container {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-card-border);
}

.history-table {
  width: 100%;
  border-collapse: collapse;
}

.history-table th,
.history-table td {
  padding: var(--space-12) var(--space-16);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.history-table th {
  background-color: var(--color-bg-4);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.history-table td {
  color: var(--color-text);
}

.history-table tr:hover {
  background-color: var(--color-bg-5);
}

.no-data {
  text-align: center;
  color: var(--color-text-secondary);
}

.affected-classes {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* Delete button styles */
.delete-event-btn {
  background-color: var(--color-error);
  color: white;
  border: none;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: var(--font-size-sm);
  transition: background-color var(--duration-fast) var(--ease-standard);
}

.delete-event-btn:hover {
  background-color: #c53030;
  transform: translateY(-1px);
}

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

/* Actions column styling */
.history-table th:last-child,
.history-table td:last-child {
  width: 80px;
  text-align: center;
}

/* No data row should span all columns including new Actions column */
.no-data {
  text-align: center;
  color: var(--color-text-secondary);
  font-style: italic;
}

.no-data td {
  padding: 2rem;
}

/* Modal Styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}

.modal.hidden {
  display: none;
}

.modal-content {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  max-width: 500px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-20);
  border-bottom: 1px solid var(--color-border);
}

.modal-header h3 {
  margin: 0;
  color: var(--color-text);
}

.modal-close {
  background: none;
  border: none;
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: var(--space-8);
  border-radius: var(--radius-base);
}

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

.modal-body {
  padding: var(--space-20);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-12);
  padding: var(--space-20);
  border-top: 1px solid var(--color-border);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  top: var(--space-20);
  right: var(--space-20);
  z-index: 3000;
}

.toast {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  padding: var(--space-16);
  margin-bottom: var(--space-8);
  box-shadow: var(--shadow-md);
  animation: slideIn var(--duration-normal) var(--ease-standard);
  max-width: 350px;
}

.toast.success {
  border-color: var(--color-success);
  background-color: rgba(var(--color-success-rgb), 0.1);
}

.toast.error {
  border-color: var(--color-error);
  background-color: rgba(var(--color-error-rgb), 0.1);
}

.toast.warning {
  border-color: var(--color-warning);
  background-color: rgba(var(--color-warning-rgb), 0.1);
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    width: 280px;
  }

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

  .sidebar-toggle {
    display: block;
  }

  .main-content {
    margin-left: 0;
    padding: var(--space-16);
  }

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

  .timetable-controls {
    flex-direction: column;
    align-items: stretch;
  }

  .class-type-selector {
    justify-content: center;
  }

  .history-controls {
    flex-direction: column;
    align-items: stretch;
  }

  .search-container {
    max-width: none;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .modal-content {
    width: 95%;
    margin: var(--space-16);
  }

  .history-table-container {
    overflow-x: auto;
  }

  .history-table {
    min-width: 600px;
  }
}

@media (max-width: 480px) {
  .main-content {
    padding: var(--space-12);
  }

  .section-header {
    margin-bottom: var(--space-20);
  }

  .timetable-container {
    padding: var(--space-16);
    overflow-x: auto;
    padding-bottom: 1rem;
  }

  .event-form {
    padding: var(--space-20);
  }
}

.event-details-view div {
  margin-bottom: 8px;
}

.event-details-view ul {
  margin-top: 5px;
  margin-bottom: 10px;
}

#historyTableBody tr:not(.no-data):hover {
  background-color: var(--color-bg-3);
}

/* Tour Modal Styles */
.tour-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  z-index: 1040;
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-standard);
}

.tour-overlay:not(.hidden) {
  opacity: 1;
}

.tour-modal {
  position: fixed;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-20);
  z-index: 1050;
  width: 280px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--duration-normal) var(--ease-standard), transform var(--duration-normal) var(--ease-standard);
}

.tour-modal:not(.hidden) {
  opacity: 1;
  transform: translateY(0);
}

.tour-content h3 {
  margin-top: 0;
  margin-bottom: var(--space-8);
  color: var(--color-primary);
}

.tour-content p {
  margin-bottom: var(--space-16);
  font-size: var(--font-size-base);
}

.tour-arrow {
  position: absolute;
  width: 0;
  height: 0;
  border-style: solid;
}

.tour-arrow.left {
  top: 20px;
  right: 100%;
  border-width: 10px 10px 10px 0;
  border-color: transparent var(--color-surface) transparent transparent;
}

#tourEndBtn {
  width: 100%;
}

/* Light mode: keep default (dark icon) */
[data-color-scheme="dark"] input[type="date"]::-webkit-calendar-picker-indicator,
[data-color-scheme="dark"] input[type="time"]::-webkit-calendar-picker-indicator {
  filter: invert(1);
}

.sidebar .nav-link {
  cursor: pointer;
  display: flex;
  align-items: center; /* keeps icon + text aligned */
}

/* Global subtle glow for all form controls */
.form-control {
  transition: border-color var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-fast) var(--ease-standard);
}

/* Hover glow */
.form-control:hover {
  border-color: var(--color-primary);
  box-shadow: 0 0 6px var(--color-focus-ring);
}

/* Focus glow (slightly stronger) */
.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 8px var(--color-focus-ring);
  outline: none; /* remove default browser outline */
}

/* Logout Modal Styles */
.logout-modal-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
}

.logout-modal-body .logout-icon {
  font-size: 2.5rem;
  color: #ef4444; /* red highlight */
  margin-bottom: 6px;
}

.logout-modal-body .logout-text {
  font-size: 1rem;
  color: #fff;
  text-align: center;
  line-height: 1.4;
}

/* Make confirm/cancel buttons nicer */
.modal-footer .btn.cancel {
  background: #e5e5e5;
  color: #333;
}

.modal-footer .btn.cancel:hover {
  background: #d4d4d4;
}

.modal-footer .btn.logout,
.modal-footer .btn#confirmAdd {
  background: #ef4444;
  color: #fff;
}

.modal-footer .btn.logout:hover,
.modal-footer .btn#confirmAdd:hover {
  background: #dc2626;
}

.logout-modal-body .logout-text {
  font-size: var(--font-size-md);
  color: var(--color-text); /* adapts to light/dark */
  text-align: center;
  line-height: 1.4;
}

/* Only affect stat cards in the dashboard */
.dashboard-card .card__body {
  display: flex;
  align-items: center;     /* vertical center */
  height: 100%;
}

.dashboard-card .stat-content {
  display: flex;
  align-items: center;     /* keep icon and text aligned */
  gap: 1rem;
}

.dashboard-card .stat-details {
  display: flex;
  flex-direction: column;
  justify-content: center; /* centers h3 + p vertically */
  height: 100%;
}

/* Light mode login/signup toggle buttons */
[data-color-scheme="light"] #authTabs .btn {
  background-color: #f0f0f0;  /* neutral background for active */
  color: #000;
  border: 1px solid #ccc;
}

[data-color-scheme="light"] #authTabs .btn[aria-pressed="true"] {
  background-color: #008080; /* blue highlight for active tab */
  color: #fff;
  border-color: #007bff;
}

[data-color-scheme="light"] #authTabs .btn[aria-pressed="false"] {
  background-color: #eaeaea;
  color: #333;
}

.section-separator {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.1); /* white at 10% opacity */
  margin: 0px 0 35px 0; /* adjust top/bottom spacing */
}

.history-controls {
  display: flex;
  align-items: center;
  justify-content: space-between; /* search stays left, buttons stay right */
  gap: 10px; /* spacing between main items if needed */
}

.history-buttons {
  display: flex;
  gap: 9px; /* controls spacing between Export and Clear History */
}

.password-field {
  position: relative;
  display: flex;
  align-items: center;
}

.password-field input {
  width: 100%;
  padding-right: 40px; /* make space for the icon */
}

.password-field .toggle-password {
  position: absolute;
  right: 12px;
  cursor: pointer;
  color: var(--color-text-secondary);
  font-size: 16px;
}

/* Add this to style.css */
.btn-loading {
  pointer-events: none;
  opacity: 0.8;
  position: relative;
}

.btn-loading::after {
  content: "";
  position: absolute;
  right: 12px;
  top: 50%;
  width: 16px;
  height: 16px;
  margin-top: -8px;
  border: 2px solid #fff;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

.strength-text {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--color-text-secondary);
  text-align: left;
}

/* Password match indicator */
.password-match {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  font-weight: 600;
}

.password-match.success {
  color: #28a745; /* green */
}

.password-match.error {
  color: #dc3545; /* red */
}

/* Track */
.strength-meter {
  flex: 1;
  height: 8px;
  background: #333;
  border-radius: 4px;
  overflow: hidden;
}

/* Fill bar */
.strength-bar {
  height: 100%;
  width: 0%;
  background: #e74c3c;
  transition: width 0.3s ease, background 0.3s ease;
  border-radius: 4px; /* rounded both ends by default */
}

/* Ensure left side stays rounded, right adjusts dynamically */
.strength-bar.weak {
  width: 33%;
  background: #e74c3c;
  border-radius: 4px 0 0 4px; /* rounded left only */
}
.strength-bar.medium {
  width: 66%;
  background: #f39c12;
  border-radius: 4px 0 0 4px; /* rounded left only */
}
.strength-bar.strong {
  width: 100%;
  background: #27ae60;
  border-radius: 4px; /* rounded on both ends when full */
}

.toast {
  display: flex;
  align-items: center;
  gap: 12px;
}
.toast .toast-action {
  background: transparent;
  border: 0;
  font-weight: 600;
  cursor: pointer;
  color: var(--color-primary);
  padding: 4px 8px;
  border-radius: 6px;
}
.toast .toast-action:hover {
  background: rgba(255,255,255,0.06);
}

.toast {
  position: relative;
  padding: 12px 16px;
  margin: 8px 0;
  border-radius: 8px;
  background: #252827;
  color: white;
  font-size: 14px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  overflow: hidden;
}

.toast-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  width: 100%;
  transform: scaleX(1);
  transform-origin: right;
}

.toast.info    .toast-progress { background: #32b8c6; } /* teal */
.toast.success .toast-progress { background: #4caf50; } /* green */
.toast.error   .toast-progress { background: #f44336; } /* red */
.toast.warning .toast-progress { background: #ff9800; } /* orange */

@keyframes toastProgress {
  from { transform: scaleX(1); }
  to { transform: scaleX(0); }
}

.toast.fade-out {
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity 0.5s, transform 0.5s;
}