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

:root {
  /* Premium Design System Tokens (Slate & Emerald theme) */
  --bg-primary: #f1f5f9;
  --bg-secondary: #ffffff;
  --bg-tertiary: #e4e4e7;
  --bg-hover: #f9fafb;
  --bg-elevated: #ffffff;
  --bg-card: #ffffff;
  
  --accent-green: #10b981;
  --accent-green-light: #34d399;
  --accent-green-dark: #059669;
  --accent-blue: #3b82f6;
  --accent-indigo: #6366f1;
  --accent-purple: #8b5cf6;
  
  --text-primary: #1f2937;
  --text-secondary: #52525b;
  --text-muted: #94a3b8;
  
  --border-color: #e4e4e7;
  --border-subtle: #f1f5f9;
  --border-hover: rgba(16, 185, 129, 0.3);
  
  --danger: #ef4444;
  --warning: #f59e0b;
  --success: #10b981;
  --info: #3b82f6;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.03), 0 2px 4px -1px rgba(0, 0, 0, 0.02);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -4px rgba(0, 0, 0, 0.02);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 10px 10px -5px rgba(0, 0, 0, 0.02);
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-secondary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  letter-spacing: -0.01em;
  font-size: 0.875rem; /* Standard 14px base font */
}

/* Titles and display elements use Plus Jakarta Sans */
h1, h2, h3, h4, h5, h6, .display-font {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Monospace font settings for numbers/codes */
code, pre, .mono-font, .tabular-numbers {
  font-family: 'JetBrains Mono', ui-monospace, monospace !important;
  font-variant-numeric: tabular-nums;
}

/* Custom modern scrollbars */
::-webkit-scrollbar {
  width: 5px;
  height: 5px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 99px;
}
::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

::selection {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-green-dark);
}

:focus-visible {
  outline: 2px solid var(--accent-green);
  outline-offset: 2px;
}

/* Sidebar Styling (Slate Redesign) */
#sidebar {
  background-color: #334155 !important;
  border-right: 1px solid #475569 !important;
}

#sidebar .sidebar-item {
  color: #cbd5e1 !important;
  background-color: transparent !important;
  border-left: 2px solid transparent !important;
  border-radius: 0px !important;
  padding: 12px 24px !important;
  margin: 0px !important;
  font-weight: 500 !important;
  transition: all 0.15s ease !important;
}

#sidebar .sidebar-item:hover {
  background-color: #475569 !important;
  color: #ffffff !important;
}

#sidebar .sidebar-item.active {
  background-color: #1e293b !important;
  color: #ffffff !important;
  border-left: 2px solid var(--accent-green) !important;
  font-weight: 600 !important;
}

#sidebar svg {
  color: currentColor !important;
  transition: color 0.15s ease;
}

/* Settings Dropdown & Submenu in Sidebar */
#settings-dropdown-btn {
  color: #cbd5e1 !important;
  background-color: transparent !important;
  border-left: 2px solid transparent !important;
  border-radius: 0px !important;
  padding: 12px 24px !important;
  margin: 0px !important;
  font-weight: 500 !important;
  transition: all 0.15s ease !important;
}

#settings-dropdown-btn:hover {
  background-color: #475569 !important;
  color: #ffffff !important;
}

#settings-dropdown-btn.active {
  background-color: #1e293b !important;
  color: #ffffff !important;
  border-left: 2px solid var(--accent-green) !important;
}

#settings-submenu {
  background-color: #1e293b !important;
  padding: 4px 0 !important;
  border-bottom: 1px solid #475569 !important;
}

#settings-submenu .sidebar-item {
  padding-left: 40px !important;
  font-size: 0.8rem !important;
}

/* Card Hover Lift Redesign */
.card, 
.p-4.rounded-xl.bg-white.border.border-slate-200.shadow-sm, 
.p-5.rounded-xl.bg-white,
.p-6.rounded-2xl.bg-white.border.border-slate-200.shadow-sm {
  background-color: var(--bg-secondary) !important;
  border-radius: var(--radius-md) !important;
  border: 1px solid var(--border-color) !important;
  box-shadow: var(--shadow-sm) !important;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

.card:hover, 
.p-4.rounded-xl.bg-white.border.border-slate-200.shadow-sm:hover, 
.p-5.rounded-xl.bg-white:hover,
.p-6.rounded-2xl.bg-white.border.border-slate-200.shadow-sm:hover {
  transform: translateY(-2px) !important;
  box-shadow: var(--shadow-lg) !important;
  border-color: var(--accent-green-light) !important;
}

/* Input Toggles & Switches overrides */
input[type="checkbox"].toggle:checked,
input[type="checkbox"].switch:checked,
input[type="checkbox"].form-switch:checked {
  background-color: var(--accent-green) !important;
  border-color: var(--accent-green-dark) !important;
}
input[type="checkbox"] {
  accent-color: var(--accent-green) !important;
}