/* Modern Design System - Inspired by Anthropic's clean aesthetic */

:root {
  /* Color System */
  --color-primary: #ff6b35;
  --color-primary-light: #ff8c5a;
  --color-primary-dark: #e5531f;

  --color-secondary: #2563eb;
  --color-secondary-light: #3b82f6;
  --color-secondary-dark: #1d4ed8;

  --color-accent: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;

  /* Neutral Colors - Light Mode */
  --color-white: #ffffff;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;

  /* Background Colors */
  --bg-primary: var(--color-white);
  --bg-secondary: var(--color-gray-50);
  --text-primary: var(--color-gray-900);
  --text-secondary: var(--color-gray-600);
  --border-primary: var(--color-gray-200);
  --border-secondary: var(--color-gray-300);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;

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

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

  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  /* Spacing */
  --spacing-px: 1px;
  --spacing-0: 0;
  --spacing-1: 0.25rem;   /* 4px */
  --spacing-2: 0.5rem;    /* 8px */
  --spacing-3: 0.75rem;   /* 12px */
  --spacing-4: 1rem;      /* 16px */
  --spacing-5: 1.25rem;   /* 20px */
  --spacing-6: 1.5rem;    /* 24px */
  --spacing-8: 2rem;      /* 32px */
  --spacing-10: 2.5rem;   /* 40px */
  --spacing-12: 3rem;     /* 48px */
  --spacing-16: 4rem;     /* 64px */
  --spacing-20: 5rem;     /* 80px */
  --spacing-24: 6rem;     /* 96px */

  /* 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);

  /* 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;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 200ms ease;
  --transition-slow: 300ms ease;

  /* Layout */
  --max-width-xs: 20rem;   /* 320px */
  --max-width-sm: 24rem;   /* 384px */
  --max-width-md: 28rem;   /* 448px */
  --max-width-lg: 32rem;   /* 512px */
  --max-width-xl: 36rem;   /* 576px */
  --max-width-2xl: 42rem;  /* 672px */
  --max-width-3xl: 48rem;  /* 768px */
  --max-width-4xl: 56rem;  /* 896px */
  --max-width-5xl: 64rem;  /* 1024px */
  --max-width-6xl: 72rem;  /* 1152px */
  --max-width-7xl: 80rem;  /* 1280px */
}

/* Dark Mode */
[data-theme="dark"] {
  /* Neutral Colors - Dark Mode */
  --color-white: #111827;
  --color-gray-50: #1f2937;
  --color-gray-100: #374151;
  --color-gray-200: #4b5563;
  --color-gray-300: #6b7280;
  --color-gray-400: #9ca3af;
  --color-gray-500: #d1d5db;
  --color-gray-600: #e5e7eb;
  --color-gray-700: #f3f4f6;
  --color-gray-800: #f9fafb;
  --color-gray-900: #ffffff;

  /* Background Colors - Dark Mode */
  --bg-primary: #111827;
  --bg-secondary: #1f2937;
  --text-primary: #ffffff;
  --text-secondary: #e5e7eb;
  --border-primary: #374151;
  --border-secondary: #4b5563;
}

/* Reset and Base Styles */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  line-height: var(--line-height-normal);
  -webkit-text-size-adjust: 100%;
  tab-size: 4;
}

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Modern Header */
.modern-header {
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  border-bottom: 1px solid var(--border-primary);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 50;
  transition: background 0.3s ease, border-color 0.3s ease;
}

.modern-nav {
  max-width: var(--max-width-7xl);
  margin: 0 auto;
  padding: var(--spacing-4) var(--spacing-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-8);
}

.modern-nav .logo {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
}

.modern-nav .logo::before {
  content: "🪖";
  font-size: var(--font-size-3xl);
}

.modern-nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-6);
  list-style: none;
  margin: 0;
  padding: 0;
}

.modern-nav-links a {
  color: var(--color-gray-700);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  padding: var(--spacing-2) var(--spacing-4);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  position: relative;
}

.modern-nav-links a:hover {
  color: var(--color-primary);
  background-color: var(--color-gray-50);
  transform: translateY(-1px);
}

.modern-nav-links a.active {
  color: var(--color-primary);
  background-color: var(--color-gray-100);
}

.modern-nav-links .user-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-2) var(--spacing-4);
  background-color: var(--color-gray-100);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
}

.modern-nav-links .user-menu .username {
  color: var(--color-gray-700);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
}

.modern-nav-links .user-menu::before {
  content: "👤";
  font-size: var(--font-size-lg);
}

/* Theme Toggle Button */
.theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-2);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
}

.theme-toggle:hover {
  background-color: var(--color-gray-100);
  transform: scale(1.1);
}

.theme-icon {
  font-size: var(--font-size-lg);
  transition: transform var(--transition-normal);
}

.theme-toggle:hover .theme-icon {
  transform: rotate(15deg);
}

[data-theme="dark"] .theme-toggle:hover {
  background-color: var(--color-gray-700);
}

/* Mobile Navigation */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-2);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.mobile-nav-toggle:hover {
  background-color: var(--color-gray-100);
}

.mobile-nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-gray-700);
  margin: 6px 0;
  transition: all var(--transition-fast);
}

@media (max-width: 768px) {
  .mobile-nav-toggle {
    display: block;
  }

  .modern-nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
    flex-direction: column;
    padding: var(--spacing-4);
    gap: var(--spacing-2);
    box-shadow: var(--shadow-lg);
  }

  .modern-nav-links.open {
    display: flex;
  }

  .modern-nav-links a {
    width: 100%;
    text-align: center;
    padding: var(--spacing-3) var(--spacing-4);
  }
}

/* Modern Main Content */
.modern-main {
  max-width: var(--max-width-7xl);
  margin: 0 auto;
  padding: var(--spacing-6) var(--spacing-4);
  min-height: calc(100vh - 140px);
}

@media (min-width: 1200px) {
  .modern-main {
    max-width: var(--max-width-7xl);
    padding: var(--spacing-6) var(--spacing-6);
  }
}

.modern-hero {
  text-align: center;
  margin-bottom: var(--spacing-8);
  padding: var(--spacing-6) 0;
}

.modern-hero h1 {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-4);
  line-height: var(--line-height-tight);
}

.modern-hero p {
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
  max-width: var(--max-width-2xl);
  margin: 0 auto var(--spacing-4);
  line-height: var(--line-height-relaxed);
}

/* Modern Cards */
.modern-card {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-6);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

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

.modern-card-header {
  margin-bottom: var(--spacing-4);
  padding-bottom: var(--spacing-4);
  border-bottom: 1px solid var(--border-primary);
}

.modern-card-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: 0 0 var(--spacing-2);
}

.modern-card-description {
  color: var(--text-secondary);
  font-size: var(--font-size-base);
  margin: 0;
  line-height: var(--line-height-relaxed);
}

.modern-card-description .variable {
  background-color: var(--color-gray-100);
  color: var(--color-gray-800);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.9em;
  font-weight: var(--font-weight-medium);
}

/* Modern Forms */
.modern-form {
  max-width: var(--max-width-2xl);
  margin: 0 auto;
}

.modern-form-group {
  margin-bottom: var(--spacing-6);
}

.modern-form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2);
}

.modern-form-input,
.modern-form-textarea,
.modern-form-select {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  font-size: var(--font-size-base);
  border: 1px solid var(--border-secondary);
  border-radius: var(--radius-lg);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: all var(--transition-fast);
  font-family: inherit;
}

.modern-form-input:focus,
.modern-form-textarea:focus,
.modern-form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
  transform: translateY(-1px);
}

.modern-form-textarea {
  resize: vertical;
  min-height: 200px;
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}

.modern-form-textarea.large {
  min-height: 60vh !important;
  max-height: 80vh;
  height: 60vh !important;
}

/* Override any conflicting Skeleton styles */
textarea.modern-form-textarea {
  height: auto !important;
  min-height: 200px !important;
}

textarea.modern-form-textarea.large {
  height: 60vh !important;
  min-height: 60vh !important;
}

/* Extra specific overrides for textarea sizing */
#editor.modern-form-textarea.large,
textarea#editor.modern-form-textarea.large {
  height: 60vh !important;
  min-height: 60vh !important;
  max-height: none !important;
  width: 100% !important;
  box-sizing: border-box !important;
  font-family: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', Roboto, sans-serif !important;
  font-size: 16px !important;
  line-height: 1.6 !important;
}

/* Make the memo editor form wider but with reasonable max width */
.modern-form#memo {
  max-width: min(90vw, 1200px) !important;
}

/* Legacy class override just in case */
textarea.u-full-height {
  height: 75vh !important;
  min-height: 75vh !important;
}

/* Modern Buttons */
.modern-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  padding: var(--spacing-3) var(--spacing-4);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  font-family: inherit;
  position: relative;
  overflow: hidden;
  white-space: normal;
  text-align: center;
  min-width: fit-content;
  word-wrap: break-word;
  hyphens: auto;
}

.modern-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

.modern-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left var(--transition-slow);
}

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

/* Button Variants */
.modern-btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.modern-btn-primary:hover:not(:disabled) {
  background-color: var(--color-primary-dark);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.modern-btn-secondary {
  background-color: var(--color-secondary);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.modern-btn-secondary:hover:not(:disabled) {
  background-color: var(--color-secondary-dark);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.modern-btn-outline {
  background-color: transparent;
  color: var(--color-gray-700);
  border-color: var(--color-gray-300);
}

.modern-btn-outline:hover:not(:disabled) {
  background-color: var(--color-gray-50);
  border-color: var(--color-gray-400);
  transform: translateY(-1px);
}

.modern-btn-ghost {
  background-color: transparent;
  color: var(--color-gray-600);
  border: none;
}

.modern-btn-ghost:hover:not(:disabled) {
  background-color: var(--color-gray-100);
  color: var(--color-gray-900);
}

/* Button Sizes */
.modern-btn-sm {
  padding: var(--spacing-2) var(--spacing-3);
  font-size: var(--font-size-xs);
}

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

/* Modern Progress Modal */
.modern-progress {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 9999;
  background: linear-gradient(135deg, var(--color-white) 0%, #fefefe 100%);
  border-radius: var(--radius-2xl);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25), 0 0 0 1px rgba(255, 107, 53, 0.05);
  padding: var(--spacing-8);
  min-width: 450px;
  max-width: 90vw;
  text-align: center;
  border: 1px solid rgba(255, 107, 53, 0.1);
  backdrop-filter: blur(10px);
}

.modern-progress-text {
  color: var(--color-gray-900);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-6);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-3);
}

/* Animated spinner */
.modern-progress-text::before {
  content: '';
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-gray-200);
  border-top: 2px solid var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.modern-progress-bar {
  width: 100%;
  height: 8px;
  background-color: var(--color-gray-200);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: var(--spacing-4) 0;
  position: relative;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* Indeterminate progress animation */
.modern-progress-bar::before {
  content: '';
  position: absolute;
  left: -50%;
  top: 0;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg,
    transparent,
    var(--color-primary-light),
    var(--color-primary),
    var(--color-primary-light),
    transparent
  );
  border-radius: var(--radius-full);
  animation: indeterminate 2s ease-in-out infinite;
}

@keyframes indeterminate {
  0% {
    left: -50%;
  }
  50% {
    left: 100%;
  }
  100% {
    left: 100%;
  }
}

.modern-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-full);
  transition: width 0.3s ease;
  position: relative;
  box-shadow: 0 1px 3px rgba(255, 107, 53, 0.3);
}

/* Animated shimmer effect on the progress fill */
.modern-progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg,
    transparent 30%,
    rgba(255, 255, 255, 0.5) 50%,
    transparent 70%
  );
  border-radius: var(--radius-full);
  animation: shimmer-fill 2s ease-in-out infinite;
}

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

/* Pulsing glow effect when progress is active */
.modern-progress-bar {
  animation: progress-glow 2s ease-in-out infinite;
}

@keyframes progress-glow {
  0%, 100% {
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1);
  }
  50% {
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1), 0 0 8px rgba(255, 107, 53, 0.3);
  }
}

/* Pulsing effect for the modal */
.modern-progress {
  animation: pulse-modal 2s ease-in-out infinite;
}

@keyframes pulse-modal {
  0%, 100% {
    transform: translate(-50%, -50%) scale(1);
  }
  50% {
    transform: translate(-50%, -50%) scale(1.02);
  }
}

.modern-progress-percentage {
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  font-size: var(--font-size-xl);
  margin-top: var(--spacing-2);
}

/* Status text styling */
.modern-progress .text-sm {
  color: var(--color-gray-600);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-4);
  line-height: var(--line-height-relaxed);
}


/* Modern Alerts */
.modern-alert {
  padding: var(--spacing-4);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-4);
  border: 1px solid transparent;
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-3);
}

.modern-alert-success {
  background-color: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.2);
  color: #065f46;
}

.modern-alert-error {
  background-color: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.2);
  color: #991b1b;
}

.modern-alert-warning {
  background-color: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.2);
  color: #92400e;
}

.modern-alert-info {
  background-color: rgba(37, 99, 235, 0.1);
  border-color: rgba(37, 99, 235, 0.2);
  color: #1e40af;
}

/* Utility Classes */
.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;
}

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

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

.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); }

.mb-2 { margin-bottom: var(--spacing-2); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-6 { margin-bottom: var(--spacing-6); }
.mb-8 { margin-bottom: var(--spacing-8); }

.grid {
  display: grid;
}

.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }

@media (min-width: 768px) {
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* Legacy Skeleton CSS compatibility classes */
.container {
  width: 100%;
  max-width: var(--max-width-7xl);
  margin: 0 auto;
  padding: 0 var(--spacing-4);
  box-sizing: border-box;
}

.row {
  display: flex;
  flex-wrap: wrap;
  margin: 0 -10px;
  margin-bottom: var(--spacing-4);
}

.row::after {
  content: "";
  display: table;
  clear: both;
}

.columns {
  padding: 0 10px;
  box-sizing: border-box;
  margin-bottom: var(--spacing-2);
}

.one.column,
.one.columns { width: 8.33333333%; }
.two.columns { width: 16.66666667%; }
.three.columns { width: 25%; }
.four.columns { width: 33.33333333%; }
.five.columns { width: 41.66666667%; }
.six.columns { width: 50%; }
.seven.columns { width: 58.33333333%; }
.eight.columns { width: 66.66666667%; }
.nine.columns { width: 75%; }
.ten.columns { width: 83.33333333%; }
.eleven.columns { width: 91.66666667%; }
.twelve.columns { width: 100%; }

.offset-by-one.column,
.offset-by-one.columns { margin-left: 8.33333333%; }
.offset-by-two.columns { margin-left: 16.66666667%; }
.offset-by-three.columns { margin-left: 25%; }
.offset-by-four.columns { margin-left: 33.33333333%; }
.offset-by-five.columns { margin-left: 41.66666667%; }
.offset-by-six.columns { margin-left: 50%; }
.offset-by-seven.columns { margin-left: 58.33333333%; }
.offset-by-eight.columns { margin-left: 66.66666667%; }
.offset-by-nine.columns { margin-left: 75%; }
.offset-by-ten.columns { margin-left: 83.33333333%; }
.offset-by-eleven.columns { margin-left: 91.66666667%; }

.u-full-width {
  width: 100% !important;
  box-sizing: border-box;
}

.u-max-full-width {
  max-width: 100% !important;
  box-sizing: border-box;
}

.u-half-height {
  height: 50vh !important;
}

.center {
  text-align: center !important;
}

/* Legacy form input styling */
input[type="email"],
input[type="number"],
input[type="search"],
input[type="text"],
input[type="tel"],
input[type="url"],
input[type="password"],
textarea,
select {
  height: 38px;
  padding: 6px 10px;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  box-shadow: none;
  box-sizing: border-box;
  font-family: inherit;
  font-size: var(--font-size-base);
  color: var(--color-gray-900);
  transition: all var(--transition-fast);
}

input[type="email"]:focus,
input[type="number"]:focus,
input[type="search"]:focus,
input[type="text"]:focus,
input[type="tel"]:focus,
input[type="url"]:focus,
input[type="password"]:focus,
textarea:focus,
select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(255, 107, 53, 0.1);
  outline: none;
}

textarea {
  min-height: 65px;
  padding-top: 6px;
  padding-bottom: 6px;
  resize: vertical;
}

label {
  color: var(--color-gray-700);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-2);
  margin-top: var(--spacing-3);
  display: block;
}

label:first-child {
  margin-top: 0;
}

label.center {
  text-align: center;
}

label.u-full-width {
  width: 100%;
}

/* Legacy button styles for old input buttons */
input[type="button"],
input[type="submit"],
button {
  display: inline-block;
  height: 38px;
  padding: 0 30px;
  color: var(--color-gray-700);
  text-align: center;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  line-height: 38px;
  letter-spacing: 0.1rem;
  text-transform: none;
  text-decoration: none;
  white-space: normal;
  background-color: transparent;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-gray-300);
  cursor: pointer;
  box-sizing: border-box;
  transition: all var(--transition-fast);
  word-wrap: break-word;
  hyphens: auto;
}

input[type="button"]:hover,
input[type="submit"]:hover,
button:hover,
input[type="button"]:focus,
input[type="submit"]:focus,
button:focus {
  color: var(--color-gray-900);
  border-color: var(--color-gray-400);
  background-color: var(--color-gray-50);
  outline: none;
  transform: translateY(-1px);
}

input[type="button"].u-full-width,
input[type="submit"].u-full-width,
button.u-full-width {
  width: 100%;
  box-sizing: border-box;
  margin-bottom: var(--spacing-3);
  margin-top: var(--spacing-2);
}

/* Form element spacing */
input[type="email"],
input[type="number"],
input[type="search"],
input[type="text"],
input[type="tel"],
input[type="url"],
input[type="password"],
textarea,
select {
  margin-bottom: var(--spacing-2);
}

/* Fix spacing for form elements */
hr {
  margin-top: var(--spacing-8);
  margin-bottom: var(--spacing-8);
  border: none;
  border-top: 1px solid var(--color-gray-200);
}

/* Better spacing between form sections */
.row + .row {
  margin-top: var(--spacing-4);
}

/* Special spacing for button rows */
.row:has(button), .row:has(input[type="button"]) {
  margin-top: var(--spacing-6);
  margin-bottom: var(--spacing-6);
}

.gap-4 { gap: var(--spacing-4); }
.gap-6 { gap: var(--spacing-6); }
.gap-8 { gap: var(--spacing-8); }

/* Fade-in Animation */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

.fade-in-delay-1 { animation-delay: 0.1s; }
.fade-in-delay-2 { animation-delay: 0.2s; }
.fade-in-delay-3 { animation-delay: 0.3s; }

/* Modal Styles */
.modern-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10000;
}

.modern-modal-content {
  background: var(--bg-primary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-2xl);
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
}

.modern-modal-header {
  padding: var(--spacing-6);
  border-bottom: 1px solid var(--border-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modern-modal-header h3 {
  margin: 0;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.modern-modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  padding: var(--spacing-2);
  border-radius: var(--border-radius);
  color: var(--text-secondary);
  transition: all 0.2s ease;
}

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

.modern-modal-body {
  padding: var(--spacing-6);
}

/* Upload Area */
.upload-area {
  border: 2px dashed var(--border-secondary);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-8);
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  background: var(--bg-secondary);
}

.upload-area:hover {
  border-color: var(--color-primary);
  background: rgba(255, 107, 53, 0.05);
}

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

.upload-text strong {
  color: var(--text-primary);
  font-size: var(--font-size-lg);
}

/* Selected Files List */
.selected-files-list {
  list-style: none;
  padding: 0;
  margin: var(--spacing-4) 0;
}

.selected-files-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-3);
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-2);
}

/* Batch Progress */
.batch-status {
  margin-top: var(--spacing-2);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

/* Results List */
.results-list {
  list-style: none;
  padding: 0;
  margin: var(--spacing-4) 0;
}

.results-list li {
  padding: var(--spacing-3);
  margin-bottom: var(--spacing-2);
  border-radius: var(--border-radius);
}

.result-success {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: #065f46;
}

.result-error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: #991b1b;
}