/*
============================================================================
MyQR Pro - Design System
============================================================================
Modern, professional design system without external frameworks
Author: AI Assistant - Senior Frontend Expert
Version: 1.0.0
============================================================================
*/

/* ===========================================
   CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   =========================================== */

:root {
  /* Colors - Neutral palette (with Acantic rose tint) */
  --color-neutral-50: #fdfcfd;
  --color-neutral-100: #f4f4f4;
  --color-neutral-200: #f2f1f3;
  --color-neutral-300: #e8e6ea;
  --color-neutral-400: #cca8b8;
  --color-neutral-500: #a8a5aa;
  --color-neutral-600: #7c7982;
  --color-neutral-700: #615e66;
  --color-neutral-800: #28262b;
  --color-neutral-900: #242226;
  --color-neutral-950: #1a181c;

  /* Colors - Primary (Acantic Blue) */
  --color-primary-50: #f0f4ff;
  --color-primary-100: #e0ebff;
  --color-primary-200: #c7d2fe;
  --color-primary-300: #a5b4fc;
  --color-primary-400: #818cf8;
  --color-primary-500: #6366f1;
  --color-primary-600: #072ac8;
  --color-primary-700: #0623a5;
  --color-primary-800: #051d82;
  --color-primary-900: #04175f;
  --color-primary-950: #02103c;

  /* Colors - Success */
  --color-success-50: #f0fdf4;
  --color-success-500: #22c55e;
  --color-success-600: #16a34a;
  --color-success-700: #15803d;

  /* Colors - Secondary (Acantic Magenta) */
  --color-secondary-50: #fdf2f8;
  --color-secondary-100: #fce7f3;
  --color-secondary-200: #fbcfe8;
  --color-secondary-300: #f9a8d4;
  --color-secondary-400: #f472b6;
  --color-secondary-500: #ec4899;
  --color-secondary-600: #e1008b;
  --color-secondary-700: #be0a72;
  --color-secondary-800: #9b0c5a;
  --color-secondary-900: #7c0d42;
  --color-secondary-950: #4a0525;

  /* Colors - Accent (Acantic Orange) */
  --color-accent-50: #fff7ed;
  --color-accent-100: #ffedd5;
  --color-accent-200: #fed7aa;
  --color-accent-300: #fdba74;
  --color-accent-400: #fb923c;
  --color-accent-500: #f97316;
  --color-accent-600: #f15a24;
  --color-accent-700: #c2410c;
  --color-accent-800: #9a3412;
  --color-accent-900: #7c2d12;
  --color-accent-950: #431407;

  /* Colors - Warning (Acantic Yellow) */
  --color-warning-50: #fefce8;
  --color-warning-100: #fef9c3;
  --color-warning-200: #fef08a;
  --color-warning-300: #fde047;
  --color-warning-400: #facc15;
  --color-warning-500: #eedb00;
  --color-warning-600: #ca8a04;
  --color-warning-700: #a16207;
  --color-warning-800: #854d0e;
  --color-warning-900: #713f12;
  --color-warning-950: #422006;

  /* Colors - Error */
  --color-error-50: #fef2f2;
  --color-error-500: #ef4444;
  --color-error-600: #dc2626;
  --color-error-700: #b91c1c;

  /* Semantic colors - Light theme */
  --color-bg-primary: var(--color-neutral-50);
  --color-bg-secondary: var(--color-neutral-100);
  --color-bg-tertiary: #ffffff;
  --color-bg-elevated: #ffffff;
  --color-text-primary: var(--color-neutral-900);
  --color-text-secondary: var(--color-neutral-600);
  --color-text-tertiary: var(--color-neutral-500);
  --color-border-primary: var(--color-neutral-200);
  --color-border-secondary: var(--color-neutral-300);

  /* Typography */
  --font-family-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-family-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;

  /* Font sizes */
  --text-xs: 0.75rem;     /* 12px */
  --text-sm: 0.875rem;    /* 14px */
  --text-base: 1rem;      /* 16px */
  --text-lg: 1.125rem;    /* 18px */
  --text-xl: 1.25rem;     /* 20px */
  --text-2xl: 1.5rem;     /* 24px */
  --text-3xl: 1.875rem;   /* 30px */
  --text-4xl: 2.25rem;    /* 36px */

  /* Font weights */
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Line heights */
  --leading-tight: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;

  /* Spacing */
  --space-1: 0.25rem;   /* 4px */
  --space-2: 0.5rem;    /* 8px */
  --space-3: 0.75rem;   /* 12px */
  --space-4: 1rem;      /* 16px */
  --space-5: 1.25rem;   /* 20px */
  --space-6: 1.5rem;    /* 24px */
  --space-8: 2rem;      /* 32px */
  --space-10: 2.5rem;   /* 40px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */
  --space-20: 5rem;     /* 80px */

  /* Border radius */
  --radius-sm: 0.25rem;   /* 4px */
  --radius-md: 0.375rem;  /* 6px */
  --radius-lg: 0.5rem;    /* 8px */
  --radius-xl: 0.75rem;   /* 12px */
  --radius-2xl: 1rem;     /* 16px */
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 200ms ease-in-out;
  --transition-slow: 300ms ease-in-out;

  /* Z-index scale */
  --z-dropdown: 1000;
  --z-modal: 1050;
  --z-tooltip: 1100;
}

/* Dark theme variables */
[data-theme="dark"] {
  --color-bg-primary: var(--color-neutral-950);
  --color-bg-secondary: var(--color-neutral-900);
  --color-bg-tertiary: var(--color-neutral-800);
  --color-bg-elevated: var(--color-neutral-800);
  --color-text-primary: #ffffff;
  --color-text-secondary: var(--color-neutral-200);
  --color-text-tertiary: var(--color-neutral-400);
  --color-border-primary: var(--color-neutral-700);
  --color-border-secondary: var(--color-neutral-600);
}

/* ===========================================
   RESET & BASE STYLES
   =========================================== */

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

* {
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  line-height: var(--leading-normal);
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family-sans);
  font-weight: var(--font-weight-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  min-height: 100vh;
  transition: background-color var(--transition-base), color var(--transition-base);
}

/* ===========================================
   TYPOGRAPHY
   =========================================== */

.text-xs { font-size: var(--text-xs); }
.text-sm { font-size: var(--text-sm); }
.text-base { font-size: var(--text-base); }
.text-lg { font-size: var(--text-lg); }
.text-xl { font-size: var(--text-xl); }
.text-2xl { font-size: var(--text-2xl); }
.text-3xl { font-size: var(--text-3xl); }
.text-4xl { font-size: var(--text-4xl); }

.font-normal { font-weight: var(--font-weight-normal); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

.leading-tight { line-height: var(--leading-tight); }
.leading-normal { line-height: var(--leading-normal); }
.leading-relaxed { line-height: var(--leading-relaxed); }

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

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-semibold);
  line-height: var(--leading-tight);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

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

p {
  margin-bottom: var(--space-4);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

/* ===========================================
   BUTTONS
   =========================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  user-select: none;
  position: relative;
  overflow: hidden;
}

.btn:disabled {
  opacity: 0.5;
  pointer-events: none;
}

/* Primary button */
.btn--primary {
  background-color: var(--color-primary-600);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn--primary:hover {
  background-color: var(--color-primary-700);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn--primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

/* Secondary button (using Acantic magenta) */
.btn--secondary {
  background-color: var(--color-bg-elevated);
  color: var(--color-text-primary);
  border-color: var(--color-border-primary);
  box-shadow: var(--shadow-sm);
}

.btn--secondary:hover {
  background-color: var(--color-bg-secondary);
  border-color: var(--color-border-secondary);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

/* Accent button (using Acantic orange) */
.btn--accent {
  background-color: var(--color-accent-600);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn--accent:hover {
  background-color: var(--color-accent-700);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn--accent:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

/* Magenta button variant */
.btn--magenta {
  background-color: var(--color-secondary-600);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn--magenta:hover {
  background-color: var(--color-secondary-700);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn--magenta:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

/* Outline button */
.btn--outline {
  background-color: transparent;
  color: var(--color-primary-600);
  border-color: var(--color-primary-600);
}

.btn--outline:hover {
  background-color: var(--color-primary-50);
  border-color: var(--color-primary-700);
  color: var(--color-primary-700);
}

[data-theme="dark"] .btn--outline {
  color: var(--color-primary-400);
  border-color: var(--color-primary-500);
}

[data-theme="dark"] .btn--outline:hover {
  background-color: var(--color-primary-950);
  border-color: var(--color-primary-400);
  color: var(--color-primary-300);
}

/* Danger button */
.btn--danger {
  background-color: transparent;
  color: var(--color-error-600);
  border-color: var(--color-error-600);
}

.btn--danger:hover {
  background-color: var(--color-error-50);
  border-color: var(--color-error-700);
  color: var(--color-error-700);
}

[data-theme="dark"] .btn--danger {
  color: var(--color-error-400);
  border-color: var(--color-error-500);
}

[data-theme="dark"] .btn--danger:hover {
  background-color: var(--color-error-950);
  border-color: var(--color-error-400);
  color: var(--color-error-300);
}

/* Button sizes */
.btn--sm {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
}

.btn--lg {
  padding: var(--space-4) var(--space-6);
  font-size: var(--text-base);
}

/* Icon buttons */
.btn--icon {
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
}

.btn--icon.btn--sm {
  width: 2rem;
  height: 2rem;
}

/* ===========================================
   FORM ELEMENTS
   =========================================== */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}
.form-grid .form-group[data-if]:has(textarea) {grid-column: 1 / span 2;}

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

.form-input {
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
  width: 100%;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary-600);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-input::placeholder {
  color: var(--color-text-tertiary);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-select {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
  background-position: right var(--space-3) center;
  background-repeat: no-repeat;
  background-size: 1rem;
  padding-right: 2.5rem;
}

/* Checkbox and radio styles */
.form-checkbox,
.form-radio {
  width: 1rem;
  height: 1rem;
  accent-color: var(--color-primary-600);
}

/* Color input */
.form-color {
  width: 3rem;
  height: 3rem;
  padding: 0;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  background: none;
}

/* ===========================================
   CARDS & PANELS
   =========================================== */

.card {
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all var(--transition-base);
}

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

.card__header {
  padding: var(--space-6);
  border-bottom: 1px solid var(--color-border-primary);
}

.card__body {
  padding: var(--space-6);
}

.card__footer {
  padding: var(--space-6);
  border-top: 1px solid var(--color-border-primary);
  background-color: var(--color-bg-secondary);
}

/* Panel variants */
.panel {
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.panel--elevated {
  box-shadow: var(--shadow-lg);
}

/* ===========================================
   CHOICE COMPONENTS
   =========================================== */

.choice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--space-4);
}

.choice-item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background-color: var(--color-bg-elevated);
  border: 2px solid var(--color-border-primary);
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.choice-item:hover {
  border-color: var(--color-primary-300);
  background-color: var(--color-primary-50);
}

[data-theme="dark"] .choice-item:hover {
  border-color: var(--color-primary-600);
  background-color: var(--color-primary-950);
}

.choice-item__input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.choice-item__icon {
  width: 3rem;
  height: 3rem;
  background-size: 60%;
  background-position: center;
  background-repeat: no-repeat;
  border-radius: var(--radius-lg);
  background-color: var(--color-bg-secondary);
  transition: all var(--transition-fast);
}

.choice-item__label {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  text-align: center;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.choice-item:has(.choice-item__input:checked) {
  border-color: var(--color-primary-600);
  background-color: var(--color-primary-50);
}

[data-theme="dark"] .choice-item:has(.choice-item__input:checked) {
  border-color: var(--color-primary-500);
  background-color: var(--color-primary-950);
}

.choice-item:has(.choice-item__input:checked) .choice-item__icon {
  background-color: var(--color-primary-600);
}

.choice-item:has(.choice-item__input:checked) .choice-item__label {
  color: var(--color-primary-600);
  font-weight: var(--font-weight-semibold);
}

[data-theme="dark"] .choice-item:has(.choice-item__input:checked) .choice-item__label {
  color: var(--color-primary-300);
}

/* ===========================================
   TABLES
   =========================================== */

.table-container {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border-primary);
  background-color: var(--color-bg-elevated);
}

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

.table th {
  background-color: var(--color-bg-secondary);
  padding: var(--space-4) var(--space-6);
  text-align: left;
  font-weight: var(--font-weight-semibold);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  border-bottom: 1px solid var(--color-border-primary);
}

.table td {
  padding: var(--space-4) var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border-primary);
  word-break: break-word;
}

.table tr:last-child td {
  border-bottom: none;
}

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

/* ===========================================
   LAYOUT
   =========================================== */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container--narrow {
  max-width: 880px;
}

.container--wide {
  max-width: 1400px;
}

.grid {
  display: grid;
  gap: var(--space-6);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.flex {
  display: flex;
}

.flex--center {
  align-items: center;
  justify-content: center;
}

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

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

.flex--wrap {
  flex-wrap: wrap;
}

.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* ===========================================
   UTILITIES
   =========================================== */

.hidden { display: none !important; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.rounded-sm { border-radius: var(--radius-sm); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-2xl { border-radius: var(--radius-2xl); }
.rounded-full { border-radius: var(--radius-full); }

.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

/* Spacing utilities */
.p-0 { padding: 0; }
.p-1 { padding: var(--space-1); }
.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

.m-0 { margin: 0; }
.m-1 { margin: var(--space-1); }
.m-2 { margin: var(--space-2); }
.m-3 { margin: var(--space-3); }
.m-4 { margin: var(--space-4); }
.m-6 { margin: var(--space-6); }
.m-8 { margin: var(--space-8); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

/* ===========================================
   RESPONSIVE DESIGN
   =========================================== */

@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-4);
  }
  
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }
  
  .choice-grid {
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  }
  
  .table-container {
    overflow-x: auto;
  }
  
  .btn {
    /* width: 100%; */
    justify-content: center;
  }
  
  .flex--wrap-mobile {
    flex-wrap: wrap;
  }
  
  .hidden-mobile {
    display: none;
  }
}

/* ===========================================
   ANIMATIONS
   =========================================== */

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

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

.animate-fade-in {
  animation: fadeIn 0.3s ease-out;
}

.animate-slide-down {
  animation: slideDown 0.2s ease-out;
}

/* ===========================================
   COMPONENT STATES
   =========================================== */

.is-loading {
  position: relative;
  pointer-events: none;
}

.is-loading::after {
  content: '';
  position: absolute;
  inset: 0;
  background-color: rgba(255, 255, 255, 0.8);
  border-radius: inherit;
  display: flex;
  align-items: center;
  justify-content: center;
}

[data-theme="dark"] .is-loading::after {
  background-color: rgba(0, 0, 0, 0.8);
}

.fade-enter {
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--transition-base);
}

.fade-enter-active {
  opacity: 1;
  transform: translateY(0);
}

/* ===========================================
   CUSTOM SCROLLBAR
   =========================================== */

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--color-border-secondary);
  border-radius: var(--radius-full);
}

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

/* ===========================================
   FOCUS MANAGEMENT
   =========================================== */

.focus\:ring:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

[data-theme="dark"] .focus\:ring:focus {
  box-shadow: 0 0 0 3px rgba(129, 140, 248, 0.3);
}

.focus\:ring-error:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

[data-theme="dark"] .focus\:ring-error:focus {
  box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.3);
}

/* ===========================================
   LOADING & INTERACTION STATES
   =========================================== */

.is-loading {
  position: relative;
  pointer-events: none;
}

.is-loading::after {
  content: '';
  position: absolute;
  inset: 0;
  background-color: rgba(255, 255, 255, 0.8);
  border-radius: inherit;
  display: flex;
  align-items: center;
  justify-content: center;
}

[data-theme="dark"] .is-loading::after {
  background-color: rgba(0, 0, 0, 0.8);
}

/* Ripple Effect */
.btn {
  position: relative;
  overflow: hidden;
}

.ripple {
  position: absolute;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.6);
  transform: scale(0);
  animation: ripple-animation 0.6s linear;
  pointer-events: none;
}

@keyframes ripple-animation {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* Global Loader */
.global-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.global-loader.is-visible {
  opacity: 1;
  visibility: visible;
}

.global-loader__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  background-color: var(--color-bg-elevated);
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

.global-loader__spinner {
  width: 2rem;
  height: 2rem;
  border: 3px solid var(--color-border-primary);
  border-top: 3px solid var(--color-primary-600);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.global-loader__message {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  top: var(--space-6);
  right: var(--space-6);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.toast {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  transform: translateX(100%);
  opacity: 0;
  transition: all var(--transition-base);
  max-width: 400px;
}

.toast--visible {
  transform: translateX(0);
  opacity: 1;
}

.toast--info {
  background-color: var(--color-primary-50);
  color: var(--color-primary-800);
  border: 1px solid var(--color-primary-200);
}

.toast--success {
  background-color: var(--color-success-50);
  color: var(--color-success-800);
  border: 1px solid var(--color-success-200);
}

.toast--warning {
  background-color: var(--color-warning-50);
  color: var(--color-warning-800);
  border: 1px solid var(--color-warning-200);
}

.toast--error {
  background-color: var(--color-error-50);
  color: var(--color-error-800);
  border: 1px solid var(--color-error-200);
}

[data-theme="dark"] .toast--info {
  background-color: var(--color-primary-950);
  color: var(--color-primary-200);
  border-color: var(--color-primary-800);
}

[data-theme="dark"] .toast--success {
  background-color: var(--color-success-950);
  color: var(--color-success-200);
  border-color: var(--color-success-800);
}

[data-theme="dark"] .toast--warning {
  background-color: var(--color-warning-950);
  color: var(--color-warning-200);
  border-color: var(--color-warning-800);
}

[data-theme="dark"] .toast--error {
  background-color: var(--color-error-950);
  color: var(--color-error-200);
  border-color: var(--color-error-800);
}

/* Form Validation */
.form-input.has-error {
  border-color: var(--color-error-600);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.field-error {
  font-size: var(--text-xs);
  color: var(--color-error-600);
  margin-top: var(--space-1);
}

/* ===========================================
   PRINT STYLES
   =========================================== */

@media print {
  .no-print {
    display: none !important;
  }
  
  .card,
  .panel {
    box-shadow: none;
    border: 1px solid #ccc;
  }
  
  .btn {
    background: transparent !important;
    color: #000 !important;
    border: 1px solid #000 !important;
  }
}