/* MikroTik Monitor - Design System Implementation */
/* Generated by UI/UX Pro Max Skill v2.0 */

/* ===========================================
   1. FONTS IMPORT
   =========================================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ===========================================
   2. CSS VARIABLES (Design Tokens)
   =========================================== */
:root {
  /* Primary Colors */
  --color-primary: #2563EB;
  --color-primary-dark: #1D4ED8;
  --color-primary-light: #3B82F6;
  
  /* Semantic Colors */
  --color-success: #10B981;
  --color-success-bg: #D1FAE5;
  --color-warning: #F59E0B;
  --color-warning-bg: #FEF3C7;
  --color-error: #EF4444;
  --color-error-bg: #FEE2E2;
  --color-info: #3B82F6;
  --color-info-bg: #DBEAFE;
  
  /* Neutral Colors (Light Mode) */
  --color-bg: #F8FAFC;
  --color-card: #FFFFFF;
  --color-text-primary: #0F172A;
  --color-text-secondary: #64748B;
  --color-border: #E2E8F0;
  
  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  /* Spacing (8pt Grid) */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  
  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-card-hover: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.08);
  
  /* Animation Durations */
  --duration-fast: 150ms;
  --duration-normal: 200ms;
  --duration-slow: 300ms;
  
  /* Transitions */
  --transition-fast: all 150ms cubic-bezier(0, 0, 0.2, 1);
  --transition-normal: all 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Mode Variables */
[data-theme="dark"] {
  --color-bg: #0F172A;
  --color-card: #1E293B;
  --color-text-primary: #F8FAFC;
  --color-text-secondary: #94A3B8;
  --color-border: #334155;
  
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-card-hover: 0 4px 12px rgba(0, 0, 0, 0.4);
}

/* ===========================================
   3. BASE STYLES
   =========================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  line-height: 1.5;
  min-height: 100vh;
}

/* ===========================================
   4. TYPOGRAPHY
   =========================================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-text-primary);
}

h1 { font-size: 1.5rem; font-weight: 700; }   /* 24px */
h2 { font-size: 1.25rem; }                    /* 20px */
h3 { font-size: 1.125rem; }                   /* 18px */

.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }
.text-caption { font-size: 0.75rem; color: var(--color-text-secondary); }

.font-mono {
  font-family: var(--font-mono);
  font-weight: 500;
}

.stats-large {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.1;
}

/* ===========================================
   5. CARDS (Glassmorphism Style)
   =========================================== */
.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  transition: var(--transition-normal);
  overflow: hidden;
}

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

.card-header {
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.card-body {
  padding: var(--space-md) var(--space-lg);
}

/* Glass Effect Variant */
.card-glass {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: var(--shadow-glass);
}

[data-theme="dark"] .card-glass {
  background: rgba(30, 41, 59, 0.8);
  border-color: rgba(255, 255, 255, 0.1);
}

/* ===========================================
   6. BUTTONS
   =========================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.98);
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: scale(1.02);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

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

.btn-sm {
  padding: var(--space-xs) var(--space-sm);
  font-size: 0.75rem;
}

.btn-icon {
  padding: var(--space-sm);
  width: 36px;
  height: 36px;
}

/* ===========================================
   7. BADGES
   =========================================== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-xs) var(--space-sm);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.badge-online {
  background: var(--color-success-bg);
  color: #065F46;
}

.badge-offline {
  background: var(--color-error-bg);
  color: #991B1B;
}

.badge-warning {
  background: var(--color-warning-bg);
  color: #92400E;
}

[data-theme="dark"] .badge-online {
  background: rgba(16, 185, 129, 0.2);
  color: #34D399;
}

[data-theme="dark"] .badge-offline {
  background: rgba(239, 68, 68, 0.2);
  color: #F87171;
}

/* ===========================================
   8. STATUS INDICATORS
   =========================================== */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.status-online { background: var(--color-success); box-shadow: 0 0 0 2px var(--color-success-bg); }
.status-offline { background: var(--color-error); box-shadow: 0 0 0 2px var(--color-error-bg); }
.status-warning { background: var(--color-warning); box-shadow: 0 0 0 2px var(--color-warning-bg); }

/* ===========================================
   9. GRID & LAYOUT
   =========================================== */
.container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.grid-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-md);
}

.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .grid-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-cards {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ===========================================
   10. ANIMATIONS
   =========================================== */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.animate-fade-in {
  animation: fadeIn 200ms ease-out;
}

.animate-slide-up {
  animation: slideUp 300ms ease-out;
}

.animate-pulse-slow {
  animation: pulse 3s infinite;
}

.animate-spin {
  animation: spin 500ms linear infinite;
}

/* Hover Effects */
.hover-lift {
  transition: transform 200ms ease, box-shadow 200ms ease;
}

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

/* ===========================================
   11. ACCESSIBILITY
   =========================================== */
.focus-visible:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  :root {
    --color-border: #000000;
    --color-text-secondary: #000000;
  }
}

/* ===========================================
   12. UTILITY CLASSES
   =========================================== */
.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-success { color: var(--color-success); }
.text-error { color: var(--color-error); }
.text-warning { color: var(--color-warning); }

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

.border { border: 1px solid var(--color-border); }
.border-radius { border-radius: var(--radius-lg); }

.shadow-card { box-shadow: var(--shadow-card); }
.shadow-hover:hover { box-shadow: var(--shadow-card-hover); }

/* Spacing Utilities */
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

/* Flex Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }