/* ============================================
   DROPPING TRACKING - Design System
   Refactored for Tailwind CSS Integration
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* --- CSS Variables for Dynamic Theme Switching --- */
:root {
  --bg-primary: #0F172A;
  --bg-secondary: #1E293B;
  --bg-card: rgba(30, 41, 59, 0.8);
  --bg-glass: rgba(255,255,255,0.05);
  --bg-input: rgba(15, 23, 42, 0.6);
  --border-color: rgba(255,255,255,0.08);
  --border-focus: #10B981;
  --text-primary: #F1F5F9;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --emerald: #10B981;
  --emerald-dark: #059669;
  --emerald-glow: rgba(16,185,129,0.15);
  --amber: #F59E0B;
  --amber-dark: #D97706;
  --purple: #8B5CF6;
  --purple-dark: #7C3AED;
  --red: #EF4444;
  --red-dark: #DC2626;
  --blue: #3B82F6;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --shadow-glow: 0 0 20px rgba(16,185,129,0.2);
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  --date-picker-filter: invert(1);
}

[data-theme="soft"] {
  --bg-primary: #F8FAFC;
  --bg-secondary: #FFFFFF;
  --bg-card: rgba(255, 255, 255, 0.95);
  --bg-glass: rgba(241, 245, 249, 0.5);
  --bg-input: #FFFFFF;
  --border-color: #E2E8F0;
  --border-focus: #10B981;
  --text-primary: #334155;
  --text-secondary: #64748B;
  --text-muted: #94A3B8;
  --emerald: #10B981;
  --emerald-dark: #059669;
  --emerald-glow: rgba(16,185,129,0.1);
  --amber: #F59E0B;
  --amber-dark: #D97706;
  --purple: #8B5CF6;
  --purple-dark: #7C3AED;
  --red: #EF4444;
  --red-dark: #DC2626;
  --blue: #3B82F6;
  --shadow-glow: 0 0 20px rgba(16,185,129,0.05);
  --date-picker-filter: invert(0);
}

/* Base Adjustments */
html {
  font-size: 15px;
  scroll-behavior: smooth;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
}
@media (max-width: 768px) { html { font-size: 14px; } }

body {
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-secondary); }

/* --- Date Picker Invert --- */
input[type="date"]::-webkit-calendar-picker-indicator {
  filter: var(--date-picker-filter);
  cursor: pointer;
}

/* --- Custom Components that are hard to do with standard Tailwind --- */

/* Glass Card */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
  transition: var(--transition);
}
.glass-card:hover { border-color: rgba(255,255,255,0.12); }

/* Inputs */
.glass-input {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  transition: var(--transition);
}
.glass-input:focus {
  border-color: var(--emerald);
  box-shadow: 0 0 0 3px var(--emerald-glow);
  outline: none;
}
.glass-input::placeholder { color: var(--text-muted); }

/* Animations */
@keyframes shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }
@keyframes slideInRight { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* Toast */
.toast-container { position: fixed; top: 1rem; right: 1rem; z-index: 9999; display: flex; flex-direction: column; gap: 0.5rem; }
.toast {
  padding: 0.8rem 1.2rem; border-radius: var(--radius-md);
  font-size: 0.85rem; font-weight: 500;
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
  animation: slideInRight 0.3s ease, fadeOut 0.3s ease 3.5s forwards;
  max-width: 360px;
}
.toast-success { background: var(--emerald-dark); color: #fff; }
.toast-error { background: var(--red-dark); color: #fff; }

/* Progress Bar */
.progress-fill {
  background: linear-gradient(90deg, var(--emerald), var(--blue));
  transition: width 0.4s ease;
}

/* DataTables & Chart Overrides */
.dataTables_wrapper { color: var(--text-secondary); font-size: 0.85rem; }
.dataTables_wrapper select, .dataTables_wrapper input {
  background: var(--bg-input); border: 1px solid var(--border-color);
  color: var(--text-primary); border-radius: var(--radius-sm);
  padding: 0.3rem 0.6rem;
}
.dataTables_wrapper .paginate_button {
  color: var(--text-secondary) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: var(--radius-sm) !important;
  background: var(--bg-glass) !important;
  margin: 0 2px;
}
.dataTables_wrapper .paginate_button.current {
  background: var(--emerald) !important;
  color: #fff !important;
  border-color: var(--emerald) !important;
}

/* Autocomplete list */
.autocomplete-list {
  position: absolute; z-index: 50;
  background: var(--bg-secondary); border: 1px solid var(--border-color);
  border-radius: var(--radius-sm); max-height: 200px;
  overflow-y: auto; width: 100%; box-shadow: 0 4px 12px rgba(0,0,0,0.5);
  display: none; margin-top: 2px;
}
.autocomplete-item {
  padding: 0.6rem 0.8rem; cursor: pointer; border-bottom: 1px solid var(--border-color);
}
.autocomplete-item:hover { background: rgba(255,255,255,0.05); }