/* ========================================================================
   DocuTrak Theme System - Azure DevOps Inspired
   ========================================================================
   Light & Dark Mode with Azure DevOps color palette
   Design Goals: Professional, accessible, eye-strain optimized
   ======================================================================== */

/* ===== Light Mode (Default) ===== */
[data-bs-theme="light"],
:root {
  /* Azure DevOps Light Background Colors */
  --bs-body-bg: #fafafa;
  --bs-body-bg-rgb: 250, 250, 250;
  --bs-secondary-bg: #f3f3f3;
  --bs-secondary-bg-rgb: 243, 243, 243;
  --bs-tertiary-bg: #ededed;
  --bs-tertiary-bg-rgb: 237, 237, 237;

  /* Text Colors */
  --bs-body-color: #323130;
  --bs-body-color-rgb: 50, 49, 48;
  --bs-secondary-color: #605e5c;
  --bs-secondary-color-rgb: 96, 94, 92;
  --bs-tertiary-color: #a19f9d;

  /* Border Colors */
  --bs-border-color: #e1dfdd;
  --bs-border-color-translucent: rgba(0, 0, 0, 0.1);

  /* Surface Colors */
  --bs-white: #ffffff;
  --bs-light: #f3f3f3;
  --bs-dark: #323130;

  /* Azure DevOps Primary Blue */
  --bs-primary: #0078d4;
  --bs-primary-rgb: 0, 120, 212;
  --bs-primary-bg-subtle: #deecf9;
  --bs-primary-border-subtle: #a9d3f2;

  /* Success Color */
  --bs-success: #107c10;
  --bs-success-rgb: 16, 124, 16;
  --bs-success-bg-subtle: #dff6dd;

  /* Danger Color */
  --bs-danger: #d13438;
  --bs-danger-rgb: 209, 52, 56;
  --bs-danger-bg-subtle: #fde7e9;

  /* Warning Color */
  --bs-warning: #ffb900;
  --bs-warning-rgb: 255, 185, 0;
  --bs-warning-bg-subtle: #fff4ce;

  /* Info Color */
  --bs-info: #00b7c3;
  --bs-info-rgb: 0, 183, 195;
  --bs-info-bg-subtle: #d0f0f5;

  /* Link Color */
  --bs-link-color: #0078d4;
  --bs-link-hover-color: #004578;

  /* Shadow - Subtle for light mode */
  --bs-box-shadow: 0 1.6px 3.6px rgba(0, 0, 0, 0.13), 0 0.3px 0.9px rgba(0, 0, 0, 0.1);
  --bs-box-shadow-sm: 0 0.8px 1.8px rgba(0, 0, 0, 0.08), 0 0.15px 0.45px rgba(0, 0, 0, 0.06);
  --bs-box-shadow-lg: 0 6.4px 14.4px rgba(0, 0, 0, 0.13), 0 1.2px 3.6px rgba(0, 0, 0, 0.1);

  /* Focus Ring */
  --bs-focus-ring-color: rgba(0, 120, 212, 0.25);
}

/* ===== Dark Mode ===== */
[data-bs-theme="dark"] {
  /* Azure DevOps Dark Background Colors */
  --bs-body-bg: #1e1e1e;
  --bs-body-bg-rgb: 30, 30, 30;
  --bs-secondary-bg: #252526;
  --bs-secondary-bg-rgb: 37, 37, 38;
  --bs-tertiary-bg: #2d2d2d;
  --bs-tertiary-bg-rgb: 45, 45, 45;

  /* Text Colors */
  --bs-body-color: #cccccc;
  --bs-body-color-rgb: 204, 204, 204;
  --bs-secondary-color: #9d9d9d;
  --bs-secondary-color-rgb: 157, 157, 157;
  --bs-tertiary-color: #6d6d6d;

  /* Border Colors */
  --bs-border-color: #3d3d3d;
  --bs-border-color-translucent: rgba(255, 255, 255, 0.1);

  /* Surface Colors */
  --bs-white: #252526;
  --bs-light: #2d2d2d;
  --bs-dark: #1e1e1e;

  /* Azure DevOps Primary Blue (Lighter for Dark Mode) */
  --bs-primary: #4fc3f7;
  --bs-primary-rgb: 79, 195, 247;
  --bs-primary-bg-subtle: #0d3a58;
  --bs-primary-border-subtle: #1565c0;

  /* Success Color */
  --bs-success: #4caf50;
  --bs-success-rgb: 76, 175, 80;
  --bs-success-bg-subtle: #0d3c0d;

  /* Danger Color */
  --bs-danger: #f48fb1;
  --bs-danger-rgb: 244, 143, 177;
  --bs-danger-bg-subtle: #5c1a1a;

  /* Warning Color */
  --bs-warning: #ffca28;
  --bs-warning-rgb: 255, 202, 40;
  --bs-warning-bg-subtle: #5c4a00;

  /* Info Color */
  --bs-info: #4dd0e1;
  --bs-info-rgb: 77, 208, 225;
  --bs-info-bg-subtle: #004d57;

  /* Link Color */
  --bs-link-color: #4fc3f7;
  --bs-link-hover-color: #81d4fa;

  /* Shadow - Subtle for dark mode */
  --bs-box-shadow: 0 1.6px 3.6px rgba(0, 0, 0, 0.32), 0 0.3px 0.9px rgba(0, 0, 0, 0.25);
  --bs-box-shadow-sm: 0 0.8px 1.8px rgba(0, 0, 0, 0.2), 0 0.15px 0.45px rgba(0, 0, 0, 0.15);
  --bs-box-shadow-lg: 0 6.4px 14.4px rgba(0, 0, 0, 0.4), 0 1.2px 3.6px rgba(0, 0, 0, 0.3);

  /* Focus Ring */
  --bs-focus-ring-color: rgba(79, 195, 247, 0.25);

  /* Color scheme for form controls */
  color-scheme: dark;
}

/* ========================================================================
   THEME-AWARE COMPONENT STYLES
   ======================================================================== */

/* Sidebar */
#sidebar {
  background-color: var(--bs-white);
  border-right: 1px solid var(--bs-border-color);
}

[data-bs-theme="dark"] #sidebar {
  background-color: var(--bs-secondary-bg);
}

/* Top Navbar */
.top-navbar {
  background-color: var(--bs-white);
  border-bottom: 1px solid var(--bs-border-color);
}

[data-bs-theme="dark"] .top-navbar {
  background-color: var(--bs-secondary-bg);
}

/* Cards */
.card,
.card-surface {
  background-color: var(--bs-white);
  border-color: var(--bs-border-color);
}

/* Form Controls */
.form-control,
.form-select {
  background-color: var(--bs-body-bg);
  border-color: var(--bs-border-color);
  color: var(--bs-body-color);
}

.form-control:focus,
.form-select:focus {
  background-color: var(--bs-body-bg);
  border-color: var(--bs-primary);
  color: var(--bs-body-color);
  box-shadow: 0 0 0 2px var(--bs-focus-ring-color);
}

.form-control::placeholder {
  color: var(--bs-secondary-color);
}

/* Dropdowns */
.dropdown-menu {
  background-color: var(--bs-white);
  border-color: var(--bs-border-color);
  box-shadow: var(--bs-box-shadow-lg);
}

.dropdown-item {
  color: var(--bs-body-color);
}

.dropdown-item:hover,
.dropdown-item:focus {
  background-color: var(--bs-secondary-bg);
  color: var(--bs-body-color);
}

.dropdown-divider {
  border-top-color: var(--bs-border-color);
}

/* Tables */
.table {
  --bs-table-bg: transparent;
  --bs-table-striped-bg: var(--bs-secondary-bg);
  --bs-table-hover-bg: rgba(var(--bs-primary-rgb), 0.06);
  --bs-table-border-color: var(--bs-border-color);
  color: var(--bs-body-color);
}

.table-modern thead {
  background-color: var(--bs-secondary-bg);
}

[data-bs-theme="dark"] .table-modern thead {
  background-color: var(--bs-tertiary-bg);
}

/* Modals */
.modal-content {
  background-color: var(--bs-white);
  border-color: var(--bs-border-color);
}

.modal-header,
.modal-footer {
  border-color: var(--bs-border-color);
}

/* Offcanvas */
.offcanvas {
  background-color: var(--bs-white);
  border-color: var(--bs-border-color);
}

.offcanvas-header {
  border-bottom-color: var(--bs-border-color);
}

/* Search Dropdown */
.search-dropdown {
  background-color: var(--bs-white);
  border-color: var(--bs-border-color);
}

/* Flyout Menu */
.sidebar-flyout {
  background-color: var(--bs-white);
  border-color: var(--bs-border-color);
}

/* Tooltip */
.sidebar-tooltip {
  background-color: var(--bs-dark);
  color: var(--bs-white);
}

[data-bs-theme="dark"] .sidebar-tooltip {
  background-color: #3d3d3d;
  color: var(--bs-body-color);
}

[data-bs-theme="dark"] .sidebar-tooltip::before {
  border-color: transparent #3d3d3d transparent transparent;
}

/* Mobile Bottom Nav */
.mobile-bottom-nav {
  background-color: var(--bs-white);
  border-top-color: var(--bs-border-color);
}

/* Footer */
.footer {
    background-color: var(--bs-white);
    border-top: 1px solid var(--bs-border-color);
    min-height: 60px;
    height: 60px;
    flex-shrink: 0;
    box-sizing: border-box;
}

[data-bs-theme="dark"] .footer {
  background-color: var(--bs-secondary-bg);
}

/* Footer Support Button */
.footer-support .btn {
    color: var(--bs-secondary);
    transition: all 0.2s ease;
}

    .footer-support .btn:hover {
        color: var(--bs-primary);
        transform: translateX(2px);
    }

    .footer-support .btn i {
        font-size: 1.125rem;
    }

/* Ensure credits stay centered */
.footer-credits {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    pointer-events: none;
}

/* Make footer flex container */
.footer {
    position: relative;
}

.footer-spacer {
    visibility: hidden;
}

/* Responsive footer */
@media (max-width: 768px) {
    .footer {
        flex-direction: column;
        align-items: center;
        justify-content: center;
        min-height: auto;
        height: auto;
        padding: 1rem !important;
        gap: 0.5rem;
    }

    .footer-credits {
        position: static;
        transform: none;
        order: 1;
    }

    .footer-support {
        order: 2;
    }

    .footer-spacer {
        display: none;
    }
}

/* ========================================================================
   DARK MODE SPECIFIC ADJUSTMENTS
   ======================================================================== */

/* Reduce shadow intensity in dark mode */
[data-bs-theme="dark"] .shadow-sm {
  box-shadow: 0 0.8px 1.8px rgba(0, 0, 0, 0.25) !important;
}

[data-bs-theme="dark"] .shadow {
  box-shadow: 0 1.6px 3.6px rgba(0, 0, 0, 0.35) !important;
}

[data-bs-theme="dark"] .shadow-lg {
  box-shadow: 0 6.4px 14.4px rgba(0, 0, 0, 0.45) !important;
}

/* Adjust table hover in dark mode */
[data-bs-theme="dark"] .table-modern tbody tr:hover {
  background-color: rgba(79, 195, 247, 0.08);
}

/* Adjust search highlighting in dark mode */
[data-bs-theme="dark"] .search-result-name mark {
  background-color: rgba(255, 202, 40, 0.35);
  color: var(--bs-body-color);
}

/* Card hover in dark mode */
[data-bs-theme="dark"] .card:hover {
  border-color: var(--bs-primary);
}

/* Active nav link in dark mode */
[data-bs-theme="dark"] .sidebar-nav .nav-link.active {
  background-color: rgba(79, 195, 247, 0.12);
}

[data-bs-theme="dark"] .sidebar-nav .nav-link:hover {
  background-color: var(--bs-tertiary-bg);
}

/* ========================================================================
   THEME TOGGLE BUTTON
   ======================================================================== */

.theme-toggle {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 4px;
  border: none;
  background: transparent;
  color: var(--bs-body-color);
  cursor: pointer;
  transition: all 100ms ease;
}

.theme-toggle:hover {
  background-color: var(--bs-secondary-bg);
}

.theme-toggle i {
  font-size: 16px;
  transition: transform 150ms ease;
}

.theme-toggle:hover i {
  transform: scale(1.1);
}

.theme-toggle .bi-sun-fill {
  display: none;
}

.theme-toggle .bi-moon-fill {
  display: inline-block;
}

[data-bs-theme="dark"] .theme-toggle .bi-sun-fill {
  display: inline-block;
}

[data-bs-theme="dark"] .theme-toggle .bi-moon-fill {
  display: none;
}

/* ========================================================================
   SMOOTH THEME TRANSITIONS
   ======================================================================== */

body,
#sidebar,
.top-navbar,
.card,
.form-control,
.dropdown-menu,
.modal-content,
.offcanvas,
.sidebar-flyout,
.footer {
  transition: background-color 150ms ease,
              border-color 150ms ease,
              color 150ms ease;
}

/* Disable transitions on theme change to prevent flash */
body.theme-changing,
body.theme-changing * {
  transition: none !important;
}

/* ========================================================================
   BUTTON VARIANTS
   ======================================================================== */

/* Primary button */
.btn-primary {
  background-color: var(--bs-primary);
  border-color: var(--bs-primary);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: color-mix(in srgb, var(--bs-primary) 85%, black);
  border-color: color-mix(in srgb, var(--bs-primary) 85%, black);
}

.btn-primary:focus {
  box-shadow: 0 0 0 2px var(--bs-focus-ring-color);
}

/* Outline primary button */
.btn-outline-primary {
  color: var(--bs-primary);
  border-color: var(--bs-primary);
  background-color: transparent;
}

.btn-outline-primary:hover {
  background-color: var(--bs-primary);
  border-color: var(--bs-primary);
  color: #ffffff;
}

/* Secondary button */
.btn-secondary {
  background-color: var(--bs-secondary-bg);
  border-color: var(--bs-border-color);
  color: var(--bs-body-color);
}

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

/* Ghost button */
.btn-ghost {
  background-color: transparent;
  border-color: transparent;
  color: var(--bs-body-color);
}

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

/* ========================================================================
   ACCESSIBILITY - SYSTEM PREFERENCES
   ======================================================================== */

/* Respect system color scheme preference when no theme is set */
@media (prefers-color-scheme: dark) {
  :root:not([data-bs-theme]) {
    color-scheme: dark;
  }
}

@media (prefers-color-scheme: light) {
  :root:not([data-bs-theme]) {
    color-scheme: light;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root,
  [data-bs-theme="light"] {
    --bs-border-color: #323130;
    --bs-body-color: #000000;
  }

  [data-bs-theme="dark"] {
    --bs-border-color: #cccccc;
    --bs-body-color: #ffffff;
  }
}

/* ========================================================================
   PRINT STYLES
   ======================================================================== */

@media print {
  [data-bs-theme] {
    /* Force light mode for printing */
    --bs-body-bg: #ffffff;
    --bs-body-color: #000000;
    --bs-border-color: #cccccc;
  }

  #sidebar,
  .top-navbar,
  .mobile-bottom-nav,
  .footer {
    display: none !important;
  }

  main {
    padding: 0 !important;
  }
}

/* ========================================================================
   FOCUS STATES
   ======================================================================== */

/* Universal focus indicator */
:focus-visible {
  outline: 2px solid var(--bs-primary);
  outline-offset: 2px;
}

/* Button focus */
.btn:focus-visible {
  box-shadow: 0 0 0 2px var(--bs-focus-ring-color);
  outline: none;
}

/* Form control focus */
.form-control:focus,
.form-select:focus {
  border-color: var(--bs-primary);
  box-shadow: 0 0 0 2px var(--bs-focus-ring-color);
  outline: none;
}

/* Nav link focus */
.sidebar-nav .nav-link:focus-visible {
  background-color: var(--bs-secondary-bg);
  outline: none;
  box-shadow: inset 0 0 0 2px var(--bs-primary);
}