/**
 * FOMS - Flexo Order Management System
 * Main CSS Variables, Reset & Base Typography
 */

:root {
  /* Primary & Palette Colors (Enterprise Navy & Slate) */
  --color-primary: #1e3a8a;          /* Deep Blue */
  --color-primary-hover: #1d4ed8;
  --color-primary-light: #eff6ff;
  --color-sidebar: #0f172a;          /* Deep Navy */
  --color-sidebar-hover: #1e293b;
  --color-sidebar-active: #2563eb;
  --color-sidebar-text: #94a3b8;
  --color-sidebar-text-active: #ffffff;
  
  /* Neutral Palette */
  --color-bg: #f8fafc;               /* Crisp light slate bg */
  --color-surface: #ffffff;          /* White cards */
  --color-surface-subtle: #f1f5f9;
  --color-border: #e2e8f0;
  --color-border-strong: #cbd5e1;
  --color-text-main: #0f172a;        /* High contrast text */
  --color-text-muted: #64748b;       /* Secondary text */
  --color-text-subtle: #94a3b8;
  
  /* Status Colors */
  --color-success: #10b981;          /* Green */
  --color-success-bg: #ecfdf5;
  --color-success-border: #a7f3d0;
  --color-warning: #f59e0b;          /* Amber */
  --color-warning-bg: #fffbeb;
  --color-warning-border: #fde68a;
  --color-danger: #ef4444;           /* Red */
  --color-danger-bg: #fef2f2;
  --color-danger-border: #fecaca;
  --color-info: #0284c7;             /* Cyan/Blue */
  --color-info-bg: #f0f9ff;
  --color-info-border: #bae6fd;
  
  /* Spacing */
  --sidebar-width: 260px;
  --sidebar-collapsed-width: 72px;
  --topbar-height: 64px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  
  /* Elevation / Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

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

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

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-text-main);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

input, button, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

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

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 9999px;
}
::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* Utility Classes */
.hidden { display: none !important; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.gap-6 { gap: 24px; }
.flex-1 { flex: 1 1 0%; }
.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.text-xs { font-size: 12px; }
.text-sm { font-size: 13px; }
.text-base { font-size: 14px; }
.text-lg { font-size: 16px; }
.text-xl { font-size: 18px; }
.text-2xl { font-size: 24px; }
.text-muted { color: var(--color-text-muted); }
.text-danger { color: var(--color-danger); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-primary { color: var(--color-primary); }