/**
 * EIMBox Core - Material Design 3 (M3) Design System Tokens
 * Dark Palette, Micro-Animations, High Contrast Typography & Elevation
 */

@import url('https://fonts.googleapis.com/css2?family=Hind+Siliguri:wght@400;500;600;700&family=Outfit:wght@300;400;500;600;700&display=swap');
@import url('https://cdn.jsdelivr.net/npm/bootstrap-icons@1.11.3/font/bootstrap-icons.min.css');

:root {
  /* Surface & Backgrounds (Dark Mode Base) */
  --m3-bg-deep: #090b0e;
  --m3-bg-base: #111418;
  --m3-surface: #181c22;
  --m3-surface-container: #21262e;
  --m3-surface-container-high: #2b313a;
  --m3-surface-border: #333a46;
  --m3-surface-border-subtle: #252b35;

  /* Accent Colors (M3 High-Vibrancy) */
  --m3-primary: #f59e0b; /* Amber */
  --m3-primary-hover: #d97706;
  --m3-primary-rgb: 245, 158, 11;
  
  --m3-secondary: #06b6d4; /* Cyan */
  --m3-secondary-hover: #0891b2;
  --m3-secondary-rgb: 6, 182, 212;

  --m3-success: #10b981; /* Emerald */
  --m3-success-rgb: 16, 185, 129;

  --m3-info: #38bdf8; /* Sky */
  --m3-warning: #fbbf24; /* Yellow */
  --m3-danger: #f87171; /* Rose Red */
  --m3-danger-rgb: 248, 113, 113;

  /* Typography Colors */
  --m3-text-primary: #f8fafc;
  --m3-text-secondary: #94a3b8;
  --m3-text-muted: #64748b;
  --m3-text-accent: #fcd34d;

  /* Typography Family */
  --m3-font-sans: 'Outfit', 'Hind Siliguri', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Elevation Shadows */
  --m3-elevation-1: 0 1px 3px rgba(0, 0, 0, 0.4), 0 1px 2px rgba(0, 0, 0, 0.3);
  --m3-elevation-2: 0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -1px rgba(0, 0, 0, 0.4);
  --m3-elevation-3: 0 10px 15px -3px rgba(0, 0, 0, 0.6), 0 4px 6px -2px rgba(0, 0, 0, 0.5);
  --m3-elevation-4: 0 20px 25px -5px rgba(0, 0, 0, 0.7), 0 10px 10px -5px rgba(0, 0, 0, 0.6);

  /* Shape Radii */
  --m3-radius-sm: 8px;
  --m3-radius-md: 14px;
  --m3-radius-lg: 20px;
  --m3-radius-full: 9999px;

  /* Transitions */
  --m3-transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --m3-transition-smooth: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Global Reset & Base Styling */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: var(--m3-bg-base);
  color: var(--m3-text-primary);
  font-family: var(--m3-font-sans);
  font-size: 15px;
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Typography Headings */
h1, h2, h3, h4, h5, h6 {
  color: var(--m3-text-primary);
  font-weight: 600;
  letter-spacing: -0.01em;
}

/* Icon Circles for KPI and Actions */
.icon-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
  transition: transform var(--m3-transition-fast);
}

.icon-circle-lg {
  width: 56px;
  height: 56px;
  font-size: 1.6rem;
}

.icon-circle-sm {
  width: 32px;
  height: 32px;
  font-size: 0.95rem;
}

.icon-amber {
  background: rgba(var(--m3-primary-rgb), 0.15);
  color: var(--m3-primary);
  border: 1px solid rgba(var(--m3-primary-rgb), 0.3);
}

.icon-cyan {
  background: rgba(var(--m3-secondary-rgb), 0.15);
  color: var(--m3-secondary);
  border: 1px solid rgba(var(--m3-secondary-rgb), 0.3);
}

.icon-emerald {
  background: rgba(var(--m3-success-rgb), 0.15);
  color: var(--m3-success);
  border: 1px solid rgba(var(--m3-success-rgb), 0.3);
}

.icon-danger {
  background: rgba(var(--m3-danger-rgb), 0.15);
  color: var(--m3-danger);
  border: 1px solid rgba(var(--m3-danger-rgb), 0.3);
}

/* M3 Card Elevation */
.m3-card {
  background: var(--m3-surface);
  border: 1px solid var(--m3-surface-border-subtle);
  border-radius: var(--m3-radius-md);
  padding: 1.25rem;
  box-shadow: var(--m3-elevation-1);
  transition: transform var(--m3-transition-smooth), border-color var(--m3-transition-smooth), box-shadow var(--m3-transition-smooth);
}

.m3-card:hover {
  border-color: var(--m3-surface-border);
  box-shadow: var(--m3-elevation-2);
}

.m3-card-elevated {
  background: var(--m3-surface-container);
  border: 1px solid var(--m3-surface-border);
  box-shadow: var(--m3-elevation-2);
}

/* M3 Buttons */
.btn-m3-primary {
  background: var(--m3-primary);
  color: #111418;
  font-weight: 600;
  border-radius: var(--m3-radius-full);
  padding: 0.6rem 1.4rem;
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: var(--m3-elevation-1);
  transition: all var(--m3-transition-fast);
  cursor: pointer;
  text-decoration: none;
}

.btn-m3-primary:hover {
  background: var(--m3-primary-hover);
  color: #000;
  box-shadow: var(--m3-elevation-2);
  transform: translateY(-1px);
}

.btn-m3-secondary {
  background: var(--m3-surface-container-high);
  color: var(--m3-text-primary);
  font-weight: 500;
  border-radius: var(--m3-radius-full);
  padding: 0.6rem 1.4rem;
  border: 1px solid var(--m3-surface-border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all var(--m3-transition-fast);
  cursor: pointer;
  text-decoration: none;
}

.btn-m3-secondary:hover {
  background: var(--m3-surface-border);
  color: #fff;
  border-color: var(--m3-text-secondary);
}

.btn-m3-danger {
  background: rgba(var(--m3-danger-rgb), 0.15);
  color: var(--m3-danger);
  border: 1px solid rgba(var(--m3-danger-rgb), 0.3);
  font-weight: 500;
  border-radius: var(--m3-radius-full);
  padding: 0.5rem 1.2rem;
  cursor: pointer;
  transition: all var(--m3-transition-fast);
}

.btn-m3-danger:hover {
  background: var(--m3-danger);
  color: #111418;
}

/* Badges */
.badge-m3 {
  padding: 0.3rem 0.75rem;
  border-radius: var(--m3-radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.badge-amber {
  background: rgba(var(--m3-primary-rgb), 0.15);
  color: var(--m3-text-accent);
  border: 1px solid rgba(var(--m3-primary-rgb), 0.3);
}

.badge-emerald {
  background: rgba(var(--m3-success-rgb), 0.15);
  color: var(--m3-success);
  border: 1px solid rgba(var(--m3-success-rgb), 0.3);
}

.badge-cyan {
  background: rgba(var(--m3-secondary-rgb), 0.15);
  color: var(--m3-secondary);
  border: 1px solid rgba(var(--m3-secondary-rgb), 0.3);
}

/* Input Fields */
.m3-input-group {
  position: relative;
  margin-bottom: 1.25rem;
}

.m3-input {
  width: 100%;
  background: var(--m3-surface-container);
  border: 1px solid var(--m3-surface-border);
  border-radius: var(--m3-radius-md);
  color: var(--m3-text-primary);
  padding: 0.85rem 1rem;
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: border-color var(--m3-transition-fast), box-shadow var(--m3-transition-fast);
}

.m3-input:focus {
  border-color: var(--m3-primary);
  box-shadow: 0 0 0 3px rgba(var(--m3-primary-rgb), 0.2);
}

.m3-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--m3-text-secondary);
  margin-bottom: 0.4rem;
}