/* MWM - Shared Styles — CSS переменные и базовые стили */

:root {
  /* Modern Color Palette */
  --bg: #fafbfc;
  --bg-card: #ffffff;
  --bg-secondary: #f6f8fa;
  --border: #d1d9e0;
  --border-light: #e1e4e8;
  --border-hover: #c7ccd1;
  --text: #24292f;
  --text-muted: #656d76;
  --text-subtle: #8b949e;
  --accent: #0969da;
  --accent-light: #218bff;
  --accent-hover: #0550ae;
  --accent-soft: #f6f8fa;
  --accent-bg: #ddf4ff;
  --success: #238636;
  --success-bg: #dafbe1;
  --danger: #d1242f;
  --danger-bg: #ffebe9;
  --warning: #bf8700;
  --warning-bg: #fff8e5;

  /* Modern Spacing Scale */
  --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 */

  /* Modern Border Radius */
  --radius-sm: 0.375rem;  /* 6px */
  --radius: 0.5rem;       /* 8px */
  --radius-lg: 0.75rem;   /* 12px */
  --radius-xl: 1rem;      /* 16px */

  /* Modern Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --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);

  /* Modern Typography */
  --font-sans: "Source Sans 3", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, "Courier New", 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-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: var(--font-normal);
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Screen Reader Only */
.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;
}

.sr-only.focus:not-sr-only {
  position: static;
  width: auto;
  height: auto;
  padding: inherit;
  margin: inherit;
  overflow: visible;
  clip: auto;
  white-space: normal;
}

/* ============================================
   TAILWIND UTILITY CLASSES (for React components)
   ============================================ */

/* Layout - Flex */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.flex-1 { flex: 1 1 0%; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }

/* Spacing - Space between */
.space-y-2 > * + * { margin-top: var(--space-2); }
.space-y-3 > * + * { margin-top: var(--space-3); }
.space-y-4 > * + * { margin-top: var(--space-4); }
.space-y-6 > * + * { margin-top: var(--space-6); }

/* Spacing - Padding */
.p-4 { padding: var(--space-4); }
.px-2 { padding-left: var(--space-2); padding-right: var(--space-2); }
.px-3 { padding-left: var(--space-3); padding-right: var(--space-3); }
.py-1 { padding-top: var(--space-1); padding-bottom: var(--space-1); }
.py-1\.5 { padding-top: 0.375rem; padding-bottom: 0.375rem; }
.py-2 { padding-top: var(--space-2); padding-bottom: var(--space-2); }
.py-8 { padding-top: var(--space-8); padding-bottom: var(--space-8); }
.py-12 { padding-top: var(--space-12); padding-bottom: var(--space-12); }

/* Spacing - Margin */
.mb-4 { margin-bottom: var(--space-4); }
.mx-4 { margin-left: var(--space-4); margin-right: var(--space-4); }
.pt-4 { padding-top: var(--space-4); }

/* Sizing - Min/Max */
.min-w-\[60px\] { min-width: 60px; }
.w-3 { width: 0.75rem; }
.h-3 { height: 0.75rem; }

/* Sizing */
.h-8 { height: 2rem; }
.h-48 { height: 12rem; }
.w-8 { width: 2rem; }

/* Background colors */
.bg-white { background-color: #ffffff; }
.bg-gray-50 { background-color: #f9fafb; }
.bg-gray-100 { background-color: #f3f4f6; }
.bg-gray-200 { background-color: #e5e7eb; }
.bg-red-50 { background-color: #fef2f2; }
.bg-blue-600 { background-color: #2563eb; }

/* Border */
.border { border: 1px solid var(--border); }
.border-gray-200 { border-color: #e5e7eb; }
.border-blue-600 { border-color: #2563eb; }

/* Border radius */
.rounded-md { border-radius: var(--radius); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-full { border-radius: 9999px; }

/* Typography - Size */
.text-xs { font-size: var(--text-xs); }
.text-sm { font-size: var(--text-sm); }
.text-lg { font-size: var(--text-lg); }
.text-xl { font-size: var(--text-xl); }

/* Typography - Weight */
.font-medium { font-weight: var(--font-medium); }
.font-semibold { font-weight: var(--font-semibold); }

/* Typography - Color */
.text-white { color: #ffffff; }
.text-gray-400 { color: #9ca3af; }
.text-gray-500 { color: #6b7280; }
.text-gray-600 { color: #4b5563; }
.text-gray-700 { color: #374151; }
.text-gray-900 { color: #111827; }
.text-red-600 { color: #dc2626; }
.text-blue-600 { color: #2563eb; }
.text-yellow-500 { color: #eab308; }

/* Effects - Shadow */
.shadow-lg {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Transitions */
.transition-colors {
  transition-property: color, background-color, border-color, text-decoration-color, fill, stroke;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
  transition-duration: 150ms;
}

/* Hover states */
.hover\:bg-gray-200:hover { background-color: #e5e7eb; }
.hover\:border-blue-300:hover { border-color: #93c5fd; }

/* Disabled states */
.disabled\:opacity-50:disabled { opacity: 0.5; }
.disabled\:cursor-not-allowed:disabled { cursor: not-allowed; }

/* Border colors */
.border-gray-300 { border-color: #d1d5db; }

/* Focus states for inputs */
.focus\:outline-none:focus { outline: none; }
.focus\:ring-2:focus { box-shadow: 0 0 0 2px #3b82f6; }
.focus\:ring-blue-500:focus { box-shadow: 0 0 0 2px #3b82f6; }

/* Animation - Spin */
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.animate-spin {
  animation: spin 1s linear infinite;
}

/* Border styles for spinner */
.border-b-2 { border-bottom-width: 2px; border-bottom-style: solid; }