/* ==========================================================================
   SServices - Cupertino Design System
   Style Apple / iOS inspired - Premium & Clean
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables - Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Colors - Primary Palette */
  --color-primary: #0B1B3A;
  --color-primary-light: #142850;
  --color-primary-dark: #060E1F;
  --color-accent: #1F6BFF;
  --color-accent-hover: #0052E0;
  --color-accent-light: #E8F0FF;

  /* Semantic Colors */
  --color-success: #34C759;
  --color-success-bg: #E8F9ED;
  --color-warning: #FF9500;
  --color-warning-bg: #FFF4E5;
  --color-error: #FF3B30;
  --color-error-bg: #FFEBEA;
  --color-info: #5AC8FA;
  --color-info-bg: #E8F7FE;

  /* Neutral Colors */
  --color-white: #FFFFFF;
  --color-bg: #F5F5F7;
  --color-bg-secondary: #FAFAFA;
  --color-border: #E5E5EA;
  --color-border-light: #F2F2F7;
  --color-text: #1D1D1F;
  --color-text-secondary: #86868B;
  --color-text-tertiary: #AEAEB2;

  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3rem;

  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms ease;

  /* Z-index layers */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-modal: 300;
  --z-toast: 400;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

img, video, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

ul, ol {
  list-style: none;
}

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

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-base); }

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

.text-secondary { color: var(--color-text-secondary); }
.text-tertiary { color: var(--color-text-tertiary); }
.text-accent { color: var(--color-accent); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-error { color: var(--color-error); }

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

/* --------------------------------------------------------------------------
   Layout & Container
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container-sm { max-width: 640px; }
.container-md { max-width: 768px; }
.container-lg { max-width: 1024px; }

.section {
  padding: var(--spacing-3xl) 0;
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.gap-xs { gap: var(--spacing-xs); }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }
.gap-xl { gap: var(--spacing-xl); }

.grid {
  display: grid;
  gap: var(--spacing-lg);
}

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

@media (max-width: 768px) {
  .grid-cols-2, .grid-cols-3, .grid-cols-4 {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border-light);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  padding: 0 var(--spacing-lg);
  max-width: 1400px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.logo-icon {
  width: 32px;
  height: 32px;
}

/* Desktop Navigation */
.nav-desktop {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav-link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  padding: var(--spacing-sm) 0;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text);
}

/* Mobile Menu Toggle Button */
.nav-mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
  background: transparent;
  border: none;
  cursor: pointer;
}

.nav-mobile-toggle:hover {
  background: var(--color-bg);
}

/* Mobile Drawer Overlay */
.mobile-drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.mobile-drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Mobile Drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 300px;
  height: 100%;
  height: 100vh;
  height: 100dvh;
  background: var(--color-white);
  z-index: 999;
  transform: translateX(-100%);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
  box-shadow: 4px 0 25px rgba(0, 0, 0, 0.2);
}

.mobile-drawer.open {
  transform: translateX(0);
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border-light);
  background: var(--color-bg-secondary);
}

.mobile-drawer-close {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mobile-drawer-close:hover {
  background: var(--color-error-bg);
  border-color: var(--color-error);
  color: var(--color-error);
}

.mobile-drawer-content {
  flex: 1;
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  overflow-y: auto;
}

.mobile-drawer-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.mobile-drawer-btn.btn-ghost {
  background: var(--color-bg);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.mobile-drawer-btn.btn-ghost:hover {
  background: var(--color-border-light);
}

.mobile-drawer-btn.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
  border: none;
}

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

/* Responsive: Show/Hide based on screen size */
@media (max-width: 768px) {
  .nav-desktop {
    display: none;
  }

  .nav-mobile-toggle {
    display: flex;
  }
}

@media (min-width: 769px) {
  .mobile-drawer,
  .mobile-drawer-overlay {
    display: none !important;
  }
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 12px 24px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
  cursor: pointer;
}

.btn-sm {
  padding: 8px 16px;
  font-size: var(--font-size-xs);
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 16px 32px;
  font-size: var(--font-size-base);
  border-radius: var(--radius-lg);
}

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

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

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

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

.btn-outline {
  background: transparent;
  color: var(--color-accent);
  border: 1.5px solid var(--color-accent);
}

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

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

.btn-ghost:hover {
  background: var(--color-bg);
  color: var(--color-text);
}

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

.btn-danger:hover {
  background: #E5342B;
}

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

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-sm);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

.btn-loading {
  position: relative;
  color: transparent !important;
}

.btn-loading::after {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.btn-primary.btn-loading::after { border-top-color: var(--color-white); }

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

/* --------------------------------------------------------------------------
   Cards
   -------------------------------------------------------------------------- */
.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-normal);
}

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

.card-glass {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

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

.card-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

.card-body {
  flex: 1;
}

.card-footer {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border-light);
}

/* --------------------------------------------------------------------------
   Forms & Inputs
   -------------------------------------------------------------------------- */
.form-group {
  margin-bottom: var(--spacing-lg);
}

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

.form-label-optional {
  color: var(--color-text-tertiary);
  font-weight: var(--font-weight-regular);
}

.form-input {
  width: 100%;
  padding: 14px 16px;
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  outline: none;
}

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

.form-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

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

.form-input:disabled {
  background: var(--color-bg);
  cursor: not-allowed;
}

.form-input.error {
  border-color: var(--color-error);
}

.form-input.error:focus {
  box-shadow: 0 0 0 3px var(--color-error-bg);
}

.form-error {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-xs);
  font-size: var(--font-size-sm);
  color: var(--color-error);
}

.form-hint {
  margin-top: var(--spacing-xs);
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

.form-input-icon {
  position: relative;
}

.form-input-icon .form-input {
  padding-left: 44px;
}

.form-input-icon .icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-tertiary);
}

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

select.form-input,
.custom-select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-color: var(--color-white);
  background-image:
    linear-gradient(45deg, transparent 50%, var(--color-text-secondary) 50%),
    linear-gradient(135deg, var(--color-text-secondary) 50%, transparent 50%);
  background-position:
    calc(100% - 20px) calc(50% + 2px),
    calc(100% - 14px) calc(50% + 2px);
  background-size:
    6px 6px,
    6px 6px;
  background-repeat: no-repeat;
  padding-right: 48px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

select.form-input:hover,
.custom-select:hover {
  border-color: var(--color-accent);
  background-color: var(--color-bg-secondary);
}

select.form-input:focus,
.custom-select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
  background-color: var(--color-white);
}

/* Modern Select Wrapper */
.select-wrapper {
  position: relative;
  display: inline-block;
  width: 100%;
}

.select-wrapper::after {
  content: '';
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--color-text-secondary);
  border-bottom: 2px solid var(--color-text-secondary);
  transform: translateY(-60%) rotate(45deg);
  pointer-events: none;
  transition: all var(--transition-fast);
}

.select-wrapper:hover::after {
  border-color: var(--color-accent);
}

.select-wrapper select {
  width: 100%;
  padding: 14px 48px 14px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  background: var(--color-white);
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.select-wrapper select:hover {
  border-color: var(--color-accent);
  background: var(--color-bg-secondary);
}

.select-wrapper select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
  background: var(--color-white);
}

/* Enhanced Filter Select for Dashboard */
.filter-select-enhanced {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-width: 160px;
}

.filter-select-enhanced select {
  width: 100%;
  padding: 12px 44px 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  background: var(--color-white);
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.filter-select-enhanced select:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.filter-select-enhanced select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light), var(--shadow-md);
}

.filter-select-enhanced::after {
  content: '';
  position: absolute;
  right: 16px;
  top: 50%;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--color-text-secondary);
  border-bottom: 2px solid var(--color-text-secondary);
  transform: translateY(-60%) rotate(45deg);
  pointer-events: none;
  transition: all var(--transition-fast);
}

.filter-select-enhanced:hover::after {
  border-color: var(--color-accent);
}

/* Form Select (Dashboard) */
.form-select {
  width: 100%;
  padding: 12px 44px 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  background-color: var(--color-white);
  background-image:
    linear-gradient(45deg, transparent 50%, var(--color-text-secondary) 50%),
    linear-gradient(135deg, var(--color-text-secondary) 50%, transparent 50%);
  background-position:
    calc(100% - 20px) calc(50% + 2px),
    calc(100% - 14px) calc(50% + 2px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  cursor: pointer;
  transition: all var(--transition-fast);
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  box-shadow: var(--shadow-sm);
}

.form-select:hover {
  border-color: var(--color-accent);
  background-color: var(--color-bg-secondary);
  box-shadow: var(--shadow-md);
}

.form-select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light), var(--shadow-md);
  background-color: var(--color-white);
}

.form-select:disabled {
  background-color: var(--color-bg);
  cursor: not-allowed;
  opacity: 0.6;
}

/* Checkbox & Radio */
.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  cursor: pointer;
}

.form-check-input {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--color-accent);
  cursor: pointer;
}

.form-check-label {
  font-size: var(--font-size-sm);
  color: var(--color-text);
  cursor: pointer;
}

/* File Input */
.form-file {
  position: relative;
}

.form-file-input {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.form-file-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-xl);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg-secondary);
  transition: all var(--transition-fast);
  text-align: center;
}

.form-file:hover .form-file-label {
  border-color: var(--color-accent);
  background: var(--color-accent-light);
}

.form-file-icon {
  width: 48px;
  height: 48px;
  color: var(--color-text-tertiary);
}

/* --------------------------------------------------------------------------
   Badges
   -------------------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 4px 10px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
}

.badge-primary {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.badge-success {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.badge-warning {
  background: var(--color-warning-bg);
  color: var(--color-warning);
}

.badge-error {
  background: var(--color-error-bg);
  color: var(--color-error);
}

.badge-neutral {
  background: var(--color-bg);
  color: var(--color-text-secondary);
}

.badge-dot::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

/* --------------------------------------------------------------------------
   Tables
   -------------------------------------------------------------------------- */
.table-container {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  background: var(--color-white);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.table th,
.table td {
  padding: var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
}

.table th {
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  background: var(--color-bg-secondary);
  white-space: nowrap;
}

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

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

.table-empty {
  padding: var(--spacing-3xl);
  text-align: center;
  color: var(--color-text-tertiary);
}

/* --------------------------------------------------------------------------
   Modal
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(4px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow: hidden;
  transform: scale(0.95) translateY(20px);
  transition: transform var(--transition-normal);
}

.modal-overlay.open .modal {
  transform: scale(1) translateY(0);
}

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

.modal-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--color-text-tertiary);
  transition: all var(--transition-fast);
}

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

.modal-body {
  padding: var(--spacing-lg);
  overflow-y: auto;
  max-height: 60vh;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg);
  border-top: 1px solid var(--color-border-light);
}

/* --------------------------------------------------------------------------
   Toast Notifications
   -------------------------------------------------------------------------- */
.toast-container {
  position: fixed;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border-light);
  max-width: 400px;
  pointer-events: auto;
  animation: toast-in 0.3s ease;
}

.toast.removing {
  animation: toast-out 0.3s ease forwards;
}

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

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

.toast-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.toast-content {
  flex: 1;
  min-width: 0;
}

.toast-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  margin-bottom: 2px;
}

.toast-message {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.toast-close {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--color-text-tertiary);
  transition: all var(--transition-fast);
}

.toast-close:hover {
  background: var(--color-bg);
  color: var(--color-text);
}

.toast-success .toast-icon { color: var(--color-success); }
.toast-error .toast-icon { color: var(--color-error); }
.toast-warning .toast-icon { color: var(--color-warning); }
.toast-info .toast-icon { color: var(--color-info); }

@media (max-width: 480px) {
  .toast-container {
    left: var(--spacing-md);
    right: var(--spacing-md);
  }

  .toast {
    max-width: none;
  }
}

/* --------------------------------------------------------------------------
   Stats Cards
   -------------------------------------------------------------------------- */
.stat-card {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.stat-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.stat-value {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  line-height: 1;
}

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

.stat-change {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.stat-change.positive { color: var(--color-success); }
.stat-change.negative { color: var(--color-error); }

/* --------------------------------------------------------------------------
   Empty States
   -------------------------------------------------------------------------- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-3xl);
  text-align: center;
}

.empty-state-icon {
  width: 80px;
  height: 80px;
  margin-bottom: var(--spacing-lg);
  color: var(--color-text-tertiary);
}

.empty-state-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-sm);
}

.empty-state-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  max-width: 320px;
  margin-bottom: var(--spacing-lg);
}

/* --------------------------------------------------------------------------
   Loading States
   -------------------------------------------------------------------------- */
.spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.spinner-lg {
  width: 40px;
  height: 40px;
  border-width: 3px;
}

.skeleton {
  background: linear-gradient(90deg, var(--color-bg) 25%, var(--color-bg-secondary) 50%, var(--color-bg) 75%);
  background-size: 200% 100%;
  animation: skeleton 1.5s ease infinite;
  border-radius: var(--radius-sm);
}

@keyframes skeleton {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.loading-overlay {
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.footer-logo {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
}

.footer-description {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
  line-height: var(--line-height-relaxed);
}

.footer-column h4 {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-link {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-white);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.5);
}

@media (max-width: 480px) {
  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: var(--color-white);
  padding: var(--spacing-3xl) 0;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 200%;
  background: radial-gradient(circle, rgba(31, 107, 255, 0.3) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-2xl);
}

.hero-content {
  flex: 1;
  max-width: 580px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-lg);
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: var(--font-weight-bold);
  line-height: 1.1;
  margin-bottom: var(--spacing-lg);
  color: var(--color-white);
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-xl);
  line-height: var(--line-height-relaxed);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.hero-image {
  flex: 1;
  max-width: 500px;
  display: none;
}

.hero-image img {
  width: 100%;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.3));
}

@media (min-width: 1024px) {
  .hero {
    padding: var(--spacing-3xl) 0;
  }

  .hero-image {
    display: block;
  }
}

@media (max-width: 1023px) {
  .hero-inner {
    flex-direction: column;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-actions {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .hero {
    padding: var(--spacing-2xl) 0;
  }
}

/* --------------------------------------------------------------------------
   Features Section
   -------------------------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.feature-card {
  padding: var(--spacing-xl);
}

.feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
}

.feature-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-sm);
}

.feature-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

/* --------------------------------------------------------------------------
   Dashboard Layout
   -------------------------------------------------------------------------- */
.dashboard-layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 260px;
  background: var(--color-white);
  border-right: 1px solid var(--color-border-light);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: var(--z-sticky);
}

.sidebar-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border-light);
}

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

.sidebar-section {
  margin-bottom: var(--spacing-lg);
}

.sidebar-section-title {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: var(--spacing-sm) var(--spacing-md);
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.sidebar-link:hover {
  background: var(--color-bg);
  color: var(--color-text);
}

.sidebar-link.active {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.sidebar-link-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

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

.dashboard-main {
  flex: 1;
  margin-left: 260px;
  min-height: 100vh;
}

.dashboard-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: rgba(245, 245, 247, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border-light);
  padding: var(--spacing-md) var(--spacing-xl);
}

.dashboard-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.dashboard-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
}

.dashboard-content {
  padding: var(--spacing-xl);
}

@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
  }

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

  .dashboard-main {
    margin-left: 0;
  }
}

/* --------------------------------------------------------------------------
   Auth Pages - Two Column Layout (Desktop)
   -------------------------------------------------------------------------- */
.auth-page {
  min-height: 100vh;
  display: flex;
}

/* Left Column - Branding */
.auth-branding {
  display: none;
  width: 60%;
  position: relative;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  overflow: hidden;
}

.auth-branding::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 800 600'%3E%3Cdefs%3E%3ClinearGradient id='g' x1='0%25' y1='0%25' x2='100%25' y2='100%25'%3E%3Cstop offset='0%25' style='stop-color:%231F6BFF;stop-opacity:0.3'/%3E%3Cstop offset='100%25' style='stop-color:%230B1B3A;stop-opacity:0.1'/%3E%3C/linearGradient%3E%3C/defs%3E%3Ccircle cx='200' cy='150' r='300' fill='url(%23g)'/%3E%3Ccircle cx='600' cy='450' r='250' fill='url(%23g)'/%3E%3Ccircle cx='100' cy='500' r='200' fill='url(%23g)'/%3E%3C/svg%3E");
  background-size: cover;
  background-position: center;
  opacity: 0.6;
}

.auth-branding-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100%;
  padding: var(--spacing-3xl);
  color: var(--color-white);
  text-align: center;
}

.auth-branding-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin-bottom: var(--spacing-2xl);
}

.auth-branding-logo svg {
  width: 48px;
  height: 48px;
}

.auth-branding-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin-bottom: var(--spacing-lg);
  max-width: 400px;
  line-height: var(--line-height-tight);
}

.auth-branding-subtitle {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.8);
  max-width: 360px;
  line-height: var(--line-height-relaxed);
}

.auth-branding-features {
  margin-top: var(--spacing-3xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.auth-branding-feature {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--font-size-sm);
}

.auth-branding-feature svg {
  width: 24px;
  height: 24px;
  color: var(--color-accent);
  background: rgba(255, 255, 255, 0.1);
  padding: 6px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

/* Right Column - Form */
.auth-form-section {
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  background: var(--color-white);
}

/* Desktop Layout */
@media (min-width: 1024px) {
  .auth-branding {
    display: flex;
    width: 60% !important;
    flex-shrink: 0;
  }

  .auth-form-section {
    width: 40% !important;
    flex-shrink: 0;
  }
}

.auth-card {
  width: 100%;
  max-width: 440px;
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-md);
}

@media (min-width: 1024px) {
  .auth-card {
    box-shadow: none;
    background: transparent;
    padding: var(--spacing-xl) 0;
  }
}

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

.auth-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
}

.auth-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-sm);
}

.auth-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

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

.auth-divider {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

.auth-divider::before,
.auth-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.auth-footer {
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* --------------------------------------------------------------------------
   Pagination
   -------------------------------------------------------------------------- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-lg);
}

.pagination-btn {
  min-width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.pagination-btn:hover {
  background: var(--color-bg);
  border-color: var(--color-text-tertiary);
}

.pagination-btn.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
}

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

/* --------------------------------------------------------------------------
   Search & Filters
   -------------------------------------------------------------------------- */
.search-bar {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.search-input-wrapper {
  flex: 1;
  position: relative;
}

.search-input-wrapper .form-input {
  padding-left: 44px;
}

.search-input-wrapper .icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-tertiary);
}

.filter-group {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* --------------------------------------------------------------------------
   Ticket Display
   -------------------------------------------------------------------------- */
.ticket-card {
  position: relative;
  padding: var(--spacing-xl);
  text-align: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: var(--color-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.ticket-card::before {
  content: "";
  position: absolute;
  top: 50%;
  left: -20px;
  width: 40px;
  height: 40px;
  background: var(--color-bg);
  border-radius: 50%;
  transform: translateY(-50%);
}

.ticket-card::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -20px;
  width: 40px;
  height: 40px;
  background: var(--color-bg);
  border-radius: 50%;
  transform: translateY(-50%);
}

.ticket-header {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--spacing-md);
}

.ticket-code {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  font-family: monospace;
  letter-spacing: 2px;
  margin-bottom: var(--spacing-md);
  word-break: break-all;
}

.ticket-info {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 1px dashed rgba(255, 255, 255, 0.3);
}

.ticket-info-item {
  text-align: center;
}

.ticket-info-label {
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.7);
  display: block;
  margin-bottom: var(--spacing-xs);
}

.ticket-info-value {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
}

/* --------------------------------------------------------------------------
   Utilities
   -------------------------------------------------------------------------- */
.hidden { display: none !important; }
.visible { visibility: visible; }
.invisible { visibility: hidden; }

.w-full { width: 100%; }
.h-full { height: 100%; }

.m-auto { margin: auto; }
.mt-auto { margin-top: auto; }
.ml-auto { margin-left: auto; }

.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }

.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

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

.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }

.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }

.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

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

/* Fade animation */
.fade-in {
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.slide-up {
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}